WO2006080230A1 - 固定スクロールの位置決め装置および位置決め方法 - Google Patents
固定スクロールの位置決め装置および位置決め方法 Download PDFInfo
- Publication number
- WO2006080230A1 WO2006080230A1 PCT/JP2006/300717 JP2006300717W WO2006080230A1 WO 2006080230 A1 WO2006080230 A1 WO 2006080230A1 JP 2006300717 W JP2006300717 W JP 2006300717W WO 2006080230 A1 WO2006080230 A1 WO 2006080230A1
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- WO
- WIPO (PCT)
- Prior art keywords
- fixed scroll
- scroll
- crankshaft
- movable
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/60—Assembly methods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/60—Assembly methods
- F04C2230/603—Centering; Aligning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/40—Electric motor
- F04C2240/403—Electric motor with inverter for speed control
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49236—Fluid pump or compressor making
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49236—Fluid pump or compressor making
- Y10T29/4924—Scroll or peristaltic type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49764—Method of mechanical manufacture with testing or indicating
- Y10T29/49766—Method of mechanical manufacture with testing or indicating torquing threaded assemblage or determining torque herein
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49764—Method of mechanical manufacture with testing or indicating
- Y10T29/49778—Method of mechanical manufacture with testing or indicating with aligning, guiding, or instruction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49764—Method of mechanical manufacture with testing or indicating
- Y10T29/49778—Method of mechanical manufacture with testing or indicating with aligning, guiding, or instruction
- Y10T29/4978—Assisting assembly or disassembly
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53039—Means to assemble or disassemble with control means energized in response to activator stimulated by condition sensor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53039—Means to assemble or disassemble with control means energized in response to activator stimulated by condition sensor
- Y10T29/53061—Responsive to work or work-related machine element
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53087—Means to assemble or disassemble with signal, scale, illuminator, or optical viewer
- Y10T29/53091—Means to assemble or disassemble with signal, scale, illuminator, or optical viewer for work-holder for assembly or disassembly
Definitions
- the present invention relates to a method and an apparatus for positioning a fixed scroll when assembling a scroll compressor.
- scroll fluid machines have been widely used as compressors or the like that are provided in a refrigerant circuit such as an air conditioner and compress refrigerant.
- a spiral wrap is provided on each of the fixed scroll and the movable scroll, and the fluid chamber is formed by the wrapping of the fixed side and the movable side.
- the movable scroll revolves and the volume of the fluid chamber changes accordingly. For example, in a scroll compressor, the volume of a fluid chamber that is in a closed state is reduced, and the fluid in the fluid chamber is thereby compressed.
- Patent Document 1 Japanese Patent Publication No. 05-024356
- Patent Document 2 Japanese Patent Application Laid-Open No. 2002-081385
- the hermetic scroll fluid machine itself has a structure including a motor (electric motor) for driving the crankshaft.
- a scroll fluid machine having a motor for driving itself such as a hermetic scroll compressor is an assembly target. Even if this is the case, it is necessary to rotate the crankshaft with a servo motor that is not a component of the assembly object. In other words, it is necessary to prepare a servo motor that does not use force during positioning and rotate the crankshaft with this servo motor. For this reason, there is a problem that the equipment for positioning the fixed scroll is complicated.
- the present invention has been made in view of the strong point, and an object thereof is to simplify the equipment necessary for positioning the fixed scroll when assembling the scroll fluid machine.
- a wrap (35) of the fixed scroll (34) and a wrap (35) of the movable scroll (31) are assembled in the assembly process of the scroll fluid machine (10) including the drive motor (25).
- the target is a device for positioning the fixed scroll (34) based on the positional relationship with (32).
- a drive member (63) for fixing the integrated assembly (11) and a movable scroll (31) of the assembly (11).
- the assembly (11) is held by the fixing member (63), and the fixed scroll (34) is held together with the movable scroll (31) of the assembly (11).
- the power supply means (83) supplies power to the drive motor (25) to rotate the crankshaft (20), and the movable scroll (31) moves accordingly. That is, in the positioning device (40), the crankshaft (20) is rotated by using the drive motor (25) attached to the crankshaft (20) as a component of the scroll fluid machine (10).
- the determining means (80) determines the direction in which the fixed scroll (34) should be moved in order to optimize the positional relationship between the wrap (35) of the fixed scroll (34) and the wrap (32) of the movable scroll (31).
- the distance is determined by changing the position of the movable scroll (31) by rotating the crankshaft (20). Then, the moving mechanism (75) moves the fixed scroll (34) according to the moving distance and moving direction determined by the determining means (80). Thereby, the fixed scroll (34) is arranged at an appropriate position.
- the determining means (80) is configured such that the wrap (35) of the fixed scroll (34) is movable regardless of the position of the movable scroll (31). Travel distance of the fixed scroll (34) so that it does not contact the wrap (32) of the scroll (31) And the direction of movement.
- the determining means (80) is configured so that the wrap (35) of the fixed scroll (34) does not come into contact with the wrap (32) of the movable scroll (31). Decide how much the fixed scroll (34) should be moved in which direction. That is, if the wrap (32) of the movable scroll (31) hits the lap (35) of the fixed scroll (34), the movable scroll (31) cannot be moved smoothly. Therefore, in the present invention, the position of the fixed scroll (34) is optimized so that the wraps (32, 35) of the movable scroll (31) and the fixed scroll (34) do not touch each other!
- the determining means (80) is configured such that the fixed scroll (34) is based on a change in rotational torque of the driving motor (25). It is configured to determine the moving distance and moving direction of the.
- the determining means (80) determines the rotational torque of the drive motor (25), that is, the torque necessary to rotate the crankshaft (20) engaged with the movable scroll (31). Monitor. If the position of the fixed scroll (34) is improper, the lap (32) of the movable scroll (31) hits the wrap (35) of the fixed scroll (34), at which point the crankshaft (20) rotates. The torque required for is increased. Therefore, the determining means (80) determines the distance to move the fixed scroll (34) in order to optimize the positional relationship between the wrap (35) of the fixed scroll (34) and the wrap (32) of the movable scroll (31). The direction is determined based on the change in rotational torque of the drive motor (25).
- a pressing mechanism (56) that presses the fixed scroll (34) held together with the movable scroll (31) against the housing member (36).
- the moving mechanism (75) is configured to move the fixed scroll (34) by applying an impact force to the fixed scroll (34) pressed against the housing member (36).
- the fixed scroll (34) is pressed against the housing member (36) by the pressing mechanism (56).
- the moving mechanism (75) moves the fixed scroll (34) pressed against the housing member (36) by applying an impact force to the fixed scroll (34).
- the fixed scroll is moved by applying a pressing force continuously to the fixed scroll using a servo motor or the like. For this reason, if the pressing force of the servo motor or the like exceeds the static friction force acting on the fixed scroll, the fixed scroll moves at that moment, making it difficult to reliably move the fixed scroll by the required distance. there were.
- an impact force ie, momentary striking force
- the moving mechanism (75) moves the fixed scroll (34)!
- the fixed scroll (34) starts to move.
- the force acting on the fixed scroll (34) becomes smaller than the frictional force, and the fixed scroll (34) Stops immediately.
- the fixed scroll (34) pressed against the housing member (36) moves a slight distance.
- the positioning device (40) of the present invention adjusts the position of the fixed scroll (34) by moving the fixed scroll (34) little by little.
- the fixing member (63) is configured to sandwich and fix the assembly (11) at a position near the movable scroll (31). It is something.
- the assembly (11) is fixed at a position near the movable scroll (31), that is, at a position close to the contact surface between the fixed scroll (34) and the housing member (36).
- a frictional force acts on the contact surface between the fixed scroll (34) and the housing member (36).
- the distance between the position where the frictional force is applied and the position where the fixing member (63) holds the assembly (11) is shortened. For this reason, the moment acting on the assembly (11) when the frictional force is generated is reduced.
- a sixth invention includes the base member (46) on which the assembly (11) is placed in the fourth or fifth invention, and the base member (46) includes the assembly (11 ) Is mounted on the base member (46), and a guide member (51) is provided for guiding the assembly (11) to a predetermined position.
- the assembly (11) is placed on the base member (46). At that time, the assembly (11) is guided to a predetermined position on the base member (46) by the guide member (51). Since the assembly (11) is guided to a predetermined position by the guide member (51), it is not necessary to adjust the position of the assembly (11) on the base member (46).
- the rotary member (53) engaged with the crankshaft (20) is attached to the base member (46), and the rotary encoder (53 ) Is used to control the rotational speed of the drive motor (25).
- the rotary encoder (53) is engaged with the crankshaft (20) driven by the drive motor (25).
- the rotary encoder (53) detects and outputs the rotational speed of the crankshaft (20).
- the positioning device (40) of the present invention controls the rotational speed of the drive motor (25) using the output of the rotary encoder (53).
- the eighth invention relates to a wrap (35) of a fixed scroll (34) and a movable scroll (31) in an assembly process of a closed scroll fluid machine (10) provided with a drive motor (25).
- a movable scroll (31), a crankshaft (20) engaged with the movable scroll (31), a housing member (36) constituting a bearing of the crankshaft (20), and the crankshaft (20) are provided.
- the fixed scroll (34) is positioned with respect to the thread and the solid (11) by performing the first step, the second step, and the third step.
- the second step electric power is supplied to the drive motor (25) to rotate the crankshaft (20), and the movable scroll (31) combined with the fixed scroll (34) in the first step is moved. . That is, in this positioning method, the crankshaft (20) is rotated using the drive motor (25) attached to the crankshaft (20) as a component of the scroll fluid machine (10).
- the lap (35) of the fixed scroll (34) and the wrap (32) of the movable scroll (31) are changed by rotating the crankshaft (20) to change the position of the movable scroll (31).
- the distance and direction of movement of the fixed scroll (34) necessary to optimize the positional relationship with () are determined.
- the fixed scroll (34) is moved according to the moving distance and moving direction determined in the second step, and the positions of the laps (32, 35) of the movable scroll (31) and the fixed scroll (34) are moved to each other. Make the relationship appropriate.
- the moving distance and moving direction of the fixed scroll (34) based on a change in rotational torque of the driving motor (25). Is to determine.
- the rotational torque of the drive motor (25) that is, the torque required to rotate the movable scroll (31) and the crankshaft (20) that engages with each other is obtained. Be monitored. When the lap (32) of the movable scroll (31) hits the lap (35) of the fixed scroll (34), the torque required to rotate the crankshaft (20) at that time increases. Therefore, in the second step, the position of the fixed scroll (34) is optimized so that the positional relationship between the wrap (35) of the fixed scroll (34) and the wrap (32) of the movable scroll (31) is optimized. Determine based on the change in rotational torque of the motor (25).
- the crankshaft (20) when positioning the fixed scroll (34), the crankshaft (20) is rotated by the drive motor (25) to move the movable scroll (31). ) Is displaced.
- the scroll fluid as a finished product is not necessary for a servo motor prepared only for positioning as in the prior art.
- the drive motor (25) which is a product is used. Therefore, according to the present invention, it is not necessary to separately provide a motor for rotating the crankshaft (20) when positioning the fixed scroll (34), and it is used when positioning the fixed scroll (34). Equipment can be simplified.
- crankshaft (20) when the crankshaft (20) is rotated by a servo motor used only when positioning the fixed scroll (34) as in the prior art, the servo motor is connected via a detachable joint. Must be connected to the crankshaft (20). However, if the servo motor is connected to the crankshaft with a detachable joint, a “twist” occurs between the joint and the crankshaft, and the torque generated by the servomotor is reliably transmitted to the crankshaft by this “twist”. There is a risk that it will not be possible.
- the present invention in which the crankshaft (20) is rotated using the drive motor (25) which is a component of the scroll fluid machine (10).
- the proper position of the fixed scroll (34) is determined based on the change in the rotational torque of the drive motor (25).
- the movable scroll (31) is moved when positioning the fixed scroll (34), and thus the movable scroll (31) is attached to the crank shaft (20) only during positioning via a conventional joint.
- the servo motor uses a drive motor (25) that is firmly attached to the crankshaft (20) as a component of the scroll fluid machine (10).
- the rotational torque generated by the drive motor (25) is surely transmitted to the crankshaft (20).
- the influence of the joint connecting the crankshaft (20) and the servomotor as in the prior art can be eliminated, and the drive motor (25) By detecting the rotational torque generated in step 1, it is possible to accurately know the torque required to rotate the crankshaft (20).
- the fixed scroll (34) it is possible to accurately detect the degree of contact between the wrap (35) of the fixed scroll (34) and the wrap (32) of the movable scroll (31). The positioning accuracy of (34) can be improved.
- the moving mechanism (75) applies an impact force to the fixed scroll (34) to move the fixed scroll (34).
- the fixed scroll (34) pressed against the housing member (36) can be reliably moved by a small distance, and the position of the fixed scroll (34) can be finely adjusted.
- the fixed scroll (34) is positioned with the fixed scroll (34) pressed against the nosing member (36). Then, if the fixed scroll (34) pressed against the housing member (36) is fixed to the housing member (36) with a bolt or the like, the fixed scroll (34) is moved to the position determined by the determining means (80). It can be fixed accurately. Therefore, according to the present invention, positioning of the fixed scroll (34) when assembling the scroll fluid machine (10) can be reliably performed with high accuracy.
- the moment that acts on the assembly (11) when the fixed scroll (34) moves can be reduced. For this reason, when positioning the fixed scroll (34), the assembly (11) can be stably held with a relatively small force.
- the assembly (11) when the assembly (11) is placed on the base member (46), the assembly (11) is guided to a predetermined position by the guide member (51). Therefore, the assembly (11) can be reliably placed on an appropriate position on the base member (46) without paying much attention to the position on which the assembly (11) is placed. Therefore, according to the present invention, the work of placing the assembly (11) on the base member (46) can be facilitated.
- the rotational speed of the drive motor (25) is controlled using the output of the rotary encoder (53).
- the rotation speed of the drive motor (25) By controlling the rotation speed of the drive motor (25), the moving speed of the movable scroll (31) is controlled. Therefore, according to the present invention, the moving distance and moving direction of the fixed scroll (34) can be accurately determined by the determining means (80).
- FIG. 1 is a longitudinal sectional view showing a schematic configuration of a scroll compressor.
- FIG. 2 is a cross-sectional view showing the main part of the scroll compressor.
- FIG. 3 is a front view showing a schematic configuration of the positioning device of the first embodiment.
- FIG. 4 is a plan view showing a main part of the positioning device of the first embodiment.
- FIG. 5 is a schematic cross-sectional view showing the configuration and operation of the striking unit of the first embodiment.
- Fig. 6 is a schematic configuration diagram of the positioning device according to the first embodiment, in which (A) shows a state where the piezoelectric element is not energized, and (B) shows that the piezoelectric element is energized. It shows the state of being.
- FIG. 7 is a front view showing a schematic configuration of the positioning device of the second embodiment.
- FIG. 8 is a perspective view showing a schematic configuration of a guide according to the second embodiment.
- FIG. 9 is a front view showing a schematic configuration of a positioning device according to a second modification of the other embodiment.
- the scroll compressor (10) is configured in a so-called hermetically sealed type.
- the scroll compressor (10) includes a casing (15) formed in a vertically long closed container shape.
- the casing (15) has one barrel member (16) formed in a vertically long cylindrical shape, and a head plate member formed in a bowl shape and attached to the upper end and the lower end of the barrel member (16), respectively. (17, 18) and composed!
- a lower bearing member (23), a compressor motor (25), and a compression mechanism (30) are arranged in order of the downward force.
- a crankshaft (20) extending vertically is provided inside the casing (15).
- the crankshaft (20) includes a main shaft portion (21) and an eccentric portion (22).
- the main shaft portion (21) has a slightly larger diameter at its upper end.
- the eccentric portion (22) is formed in a cylindrical shape having a smaller diameter than the main shaft portion (21), and is erected on the upper end surface of the main shaft portion (21). This eccentric part (22) has its shaft center eccentric with respect to the axis of the main shaft part (21)!
- the lower bearing member (23) is fixed near the lower end of the body member (16) of the casing (15).
- a sliding bearing is formed at the center of the lower bearing member (23), and the sliding bearing rotatably supports the lower end of the main shaft (21).
- the compressor motor (25) is a so-called brushless DC motor.
- the compressor motor (25) includes a stator (26) and a rotor (27), and constitutes a drive motor.
- the stator (26) is fixed to the body member (16) of the casing (15).
- the stator (26) is electrically connected to a power supply terminal (19) attached to the body member (16) of the casing (15).
- the rotor (27) is disposed inside the stator (26) and is fixed to the main shaft portion (21) of the crankshaft (20).
- the compression mechanism (30) includes a movable scroll (31), a fixed scroll (34), and a housing (36) as a housing member.
- Roe, Uzing (36) is formed in the shape of a relatively thick disk with a depressed central part, The outer peripheral part is joined with the upper end part of the trunk
- the housing (36) constitutes a bearing that rotatably supports the main shaft portion (21) of the crankshaft (20).
- the movable scroll (31) protrudes on the spiral wall-like movable side wrap (32) standing on the front side (upper surface side in FIG. 1) and on the rear side (lower surface side in FIG. 1).
- a cylindrical protrusion (33) is provided.
- the movable scroll (31) is placed on the upper surface of the housing (36) via an Oldham ring (not shown).
- the eccentric part (22) of the crankshaft (20) is inserted into the projecting part (33) of the movable scroll (31). That is, the movable scroll (31) is engaged with the crankshaft (20).
- the fixed scroll (34) is formed in a relatively thick disk shape.
- a spiral wall-like fixed side wrap (35) is provided at the center of the fixed scroll (34).
- the fixed side wrap (35) is formed by carving the fixed scroll (34) from the lower surface side.
- the fixed side wrap (35) of the fixed scroll (34) and the movable side wrap (32) of the movable scroll (31) are held together.
- a plurality of compression chambers (37) are formed by the fixed side wrap (35) and the movable side wrap (32) being held together.
- the positioning device (40) according to Embodiment 1 of the present invention and the positioning method of the fixed scroll (34) performed in the positioning device (40) will be described.
- the positioning device (40) of the present embodiment is for positioning the fixed scroll (34) in the process of assembling the scroll compressor (10). More specifically, this positioning device (40) is used to position the fixed scroll (34) when the fixed scroll (34) is attached to the assembly (11) formed in the assembly process of the scroll compressor (10). This is to adjust the positional relationship between the fixed scroll (34) and the movable scroll (31).
- the assembly (11) includes a body member (16), a housing (36), a compressor motor (25), a lower bearing member (23), a crankshaft (20), and a movable scroll (31). And assembled in one is there.
- the housing (36), the compressor motor (25), and the lower bearing member are fixed to the body member (16), and the movable scroll (31) is engaged with the crankshaft (20). It is mounted on the housing (36).
- the stator (26) of the compressor motor (25) is electrically connected to the power supply terminal (19)! Speak.
- the configuration of the positioning device (40) will be described with reference to FIG. 3 and FIG.
- the positioning device (40) includes a first frame body (45) and a second frame body (60).
- the first frame body (45) includes a pedestal plate (46) and an upper plate (47), respectively, and four support members (48).
- the pedestal plate (46) is formed in a quadrangular shape and provided substantially horizontally.
- One strut member (48) is erected on the corner of the base plate (46).
- the support member (48) penetrates the pedestal plate (46), and the lower end of the support member (48) protrudes downward from the pedestal plate (46).
- the upper plate (47) is placed on four upright support members (48).
- a ring-shaped guide member (51) projects from the center thereof.
- the guide member (51) is for guiding the body member (16) to a predetermined position when the assembly (11) is placed on the base plate (46), and has an inner diameter of the assembly (11). It is slightly larger than the outer shape of the body member (16).
- a through hole (52) is formed in the center of the base plate (46).
- the through hole (52) is a circular hole formed concentrically with the guide member (51), and penetrates the base plate (46).
- a rotary encoder (53) is attached to the lower surface of the base plate (46) via a bracket (54).
- the rotary encoder (53) is disposed below the through hole (52), and its rotating shaft extends upward toward the through hole (52).
- a coupling (55) is attached to the rotary shaft of the rotary encoder (53).
- the coupling (55) is inserted through the through hole (52) and protrudes to the upper surface side of the base plate (46), and the tip thereof is against the lower end of the crank shaft (20) of the assembly (11). It becomes detachable!
- a pressing mechanism (56) for pressing the fixed scroll (34) downward is attached to the upper plate (47).
- the pressing mechanism (56) includes a rod (57) that extends downward, and is disposed at the approximate center of the upper plate (47).
- a holding member (58) having a larger sectional area than the rod (57) is attached to the tip of the rod (57). Housing for assembly (11) (3 6)
- the presser member (58) comes into contact with the fixed scroll (34) placed thereon.
- the pressing mechanism (56) is configured to apply a pressing force to the fixed scroll (34) by feeding the rod (57) using a feed screw mechanism or the like.
- the second frame body (60) includes one frame-like member (61) and four support members (62), and is fixed on the base plate (46). Specifically, the length of each column member (62) is slightly shorter than the height of the body member (16) constituting the assembly (11). Each of these four support members (62) is erected on the base plate (46), and is arranged around the guide member (51) at equal intervals.
- the frame member (61) is formed in a quadrangular or circular frame shape, and is placed on the four support members (62).
- the frame member (61) is fixed to each column member (62), and is arranged so as to surround the upper part of the assembly (11).
- the frame member (61) is provided with a clamp mechanism (63) for fixing the assembly (11).
- the clamp mechanism (63) constitutes a fixing member.
- the clamp mechanism (63) includes a plurality of movable clamp heads (64) protruding inward of the frame-like member (61).
- the clamping mechanism (63) is pressed against the outer peripheral surface of the body member (16) constituting the assembly (11), and the assembly (11) is sandwiched between both radial forces of the body member (16). It is configured to restrain the assembly (11).
- the clamp mechanism (63) is arranged so as to sandwich the upper end portion of the body member (16) of the casing (15), that is, the portion close to the movable scroll (31) and the fixed scroll (34).
- each striking unit (70) includes a main body portion (71) and an air cylinder portion (100), and is formed in a generally cylindrical shape as a whole. These four striking units (70) constitute a moving mechanism (75) that moves the fixed scroll (34). The configuration of the striking unit (70) will be described later.
- the four striking units (70) are arranged radially at 90 ° intervals around the fixed scroll (34) on the housing (36) of the assembly (11). . That is, two striking units (70) are arranged along the first radial direction of the fixed scroll (34). The remaining two striking units (70) are arranged along a second radial direction orthogonal to the radial direction of the first.
- the two striking units (70) arranged along each radial direction have postures in which the main body (71) faces the fixed scroll (34) side. That is, the two striking units (70) arranged along one radial direction face each other across the fixed scroll (34).
- the striking unit (70) includes one main body (71) and one air cylinder (100).
- the main body part (71) and the air cylinder part (100) have a generally cylindrical shape and are arranged coaxially.
- the main body (71) includes a base (72), a piezoelectric element (73), and a head (74), and is formed in a cylindrical shape as a whole. Specifically, in the main body portion (71), a base portion (72) and a head portion (74), both of which are formed in a cylindrical shape, are arranged coaxially, and a piezoelectric element is interposed between the base portion (72) and the head portion (74). Element (73) is sandwiched. Further, a protrusion is formed on the tip side of the head part (74) (that is, the side opposite to the piezoelectric element (73)).
- the air cylinder part (100) includes a cylinder (101), a piston (102), and a rod (103).
- the cylinder (101) is formed in a hollow cylindrical shape.
- the piston (102) is inserted into the cylinder (101) and is movable in the axial direction of the cylinder (101).
- the rod (103) is arranged coaxially with the cylinder (101).
- the base end of the rod (103) is connected to the piston (102), and the distal end extends to the outside of the cylinder (101).
- the tip of the rod (103) is joined to the end surface of the base (72) of the main body (71).
- the inside of the cylinder (101) is divided into a first air chamber (104) and a second air chamber (105) by a piston (102).
- a first air pipe (106) is connected to the first air chamber (104) opposite to the rod (103).
- a second air pipe (107) is connected to the second air chamber (105) on the rod (103) side.
- the striking unit (70) air is supplied from the first air pipe (106) to the first air chamber (104). At the same time, when the air is discharged into the second air pipe (107), the piston (102) moves toward the second air chamber (105) and the main body (71 ) Is sent to the tip side (left side in FIG. 5) of the striking unit (70).
- the piston ( 102) moves toward the first air chamber (104), and the main body (71) is pulled back to the base end side (right side in FIG. 5) of the striking unit (70).
- the positioning device (40) is provided with an inverter (81), a driver (82) for the inverter (81), and a controller (80).
- the inverter (81) and driver (82) constitute the power supply means (83)! / Speak.
- the input side of the inverter (81) is connected to the commercial power source (85), and the output side thereof is connected to the power supply terminal (19) of the assembly (11).
- the output signal of the rotary encoder (53) is input to the driver (82).
- the driver (82) calculates the rotation angle and angular velocity of the crankshaft (20) based on the output signal of the rotary encoder (53), and according to the command value related to the output current value and output frequency of the inverter (81). Determine.
- the driver (82) outputs a command such as switching timing to the inverter (81) so that the output of the inverter (81) corresponds to the command value.
- the inverter (81) operates in response to a command from the driver (82) and supplies alternating current to the compressor motor (25) of the assembly (11).
- the controller (80) constitutes a determining means.
- the controller (80) receives a command value related to the output current of the inverter (81) and information related to the rotation angle of the crankshaft (20) as input to the driver (82).
- the controller (80) uses the command value of the output current of the inverter (81), etc., and the rotational torque (ie, output torque) of the compressor motor (25) is reduced while the crankshaft (20) rotates. Monitor how it changes.
- the controller (80) determines the direction and distance to which the fixed scroll (34) should be moved based on the change in the output torque of the compressor motor (25), and accordingly, the impact unit (70) A pulse voltage is applied to the piezoelectric element (73).
- the positioning device (40) is provided with a laser displacement meter for measuring the phase of the crankshaft (20).
- This laser displacement meter for phase measurement measures the phase of the crankshaft (20) by measuring the position of the eccentric part (22).
- a positioning method of the fixed scroll (34) performed using the positioning device (40) will be described.
- the first step is performed.
- the assembly (11) is placed on the pedestal plate (46) in such a posture that the housing (36) is located on the upper side.
- the lower end of the body member (16) is the guide member (5
- the assembly (11) is fixed to the positioning device (40). Specifically, in the positioning device (40), the clamp head (64) of the clamp mechanism (63) is fed out toward the assembly (11), and the clamp head (64) is moved to the body member (16). Assemble the upper end from both sides
- the rotary encoder (53) is coupled to the lower end of the crankshaft (20) via the coupling (55).
- the thread and three-dimensional body (11) is not provided with the movable scroll (31), but without the eccentric part of the crankshaft (20). (22) turns into an exposed state.
- the inverter (81) is connected to the feed terminal (19) of the thread and solid (11) in this state, and the crankshaft (20) is rotationally driven at a constant speed by energizing the compressor motor (25).
- the laser displacement meter for phase measurement (not shown) measures the distance to the eccentric part (22) of the rotating crankshaft (20) and inputs it to the controller (80).
- the controller (80) determines the phase of the crankshaft (20) based on the input from the laser displacement meter for phase measurement and the input of the rotary encoder (53) force.
- the controller (80) stores the change in the output torque of the compressor motor (25) when the crankshaft (20) is rotated alone.
- the movable scroll (31) is assembled to the assembly (11), and further, the fixed scroll (34) is engaged with the movable scroll (31) of the assembly (11). That is, the fixed scroll (34) is placed on the housing (36) in a posture in which the tip of the fixed side wrap (35) faces downward, and the lower surface thereof is in contact with the upper surface of the housing (36).
- the fixed-side wrap (35) and the movable-side wrap (32), both of which are formed in a spiral wall shape are in a state of being entangled with each other.
- a positioning pin for temporary assembly is inserted into the fixed wrap (35) by the operator.
- the fixed side wrap (35) is temporarily positioned.
- the rod (57) of the pressing mechanism (56) is extended downward, and the pressing member (58) is pressed against the upper surface of the fixed scroll (34).
- the fixed scroll (34) is pressed against the housing (36) by the pressing member (58) of the pressing mechanism (56). Also, the positioning pin for temporary assembly is removed by the operator with the fixed scroll (34) force.
- the compressor motor (25) is supplied with electric power from the inverter (81) to rotate the crankshaft (20), and the movable scroll (31) moves as the crankshaft (20) rotates. To do. At that time, an output command based on the output signal of the rotary encoder (53) is input to the inverter (81), and the driver (82) force is input, and the compressor motor (25) rotates at a constant rotational speed.
- the controller (80) monitors changes in the output torque of the compressor motor (25).
- the wrap (32) of the movable scroll (31) does not hit the wrap (35) of the fixed scroll (34)
- the change in the output torque of the compressor motor (25) will cause the crankshaft (20) to move independently. It is generally in line with the change when rotating with.
- the movable side wrap (32) of the movable scroll (31) hits the fixed side wrap (35) of the fixed scroll (34)
- the output torque of the compressor motor (25) increases at that time.
- the controller (80) determines the position where the movable scroll (31) and the lap (35) of the fixed scroll (34) are in contact with each other and the degree of contact with the change in the rotational torque of the compressor motor (25). Judgment based on.
- controller (80) is configured so that the wrap (32, 35) is based on the position where the wrap (32, 35) of the movable scroll (31) and the fixed scroll (34) are hit. Determine the moving distance and moving direction of the fixed scroll (34) required to eliminate the contact between each other.
- a third step is performed.
- the controller (80) controls the operation of the striking unit (70) so that the fixed scroll (34) moves in the direction determined in the second step by the determined distance. Apply impact to the scroll (34).
- the controller (80) supplies a pulse voltage to the right impact unit (70), and applies a left impact force to the fixed scroll (34).
- the controller (80) supplies a pulse voltage to the left impact unit (70), and applies a right impact force to the fixed scroll (34).
- the controller (80) supplies a pulse voltage to the upper striking unit (70) and applies a downward impact force to the fixed scroll (34).
- the controller (80) supplies a pulse voltage to the lower striking unit (70) and applies an upward impact force to the fixed scroll (34).
- the controller (80) supplies a pulse voltage to the left and lower impact units (70), and the fixed scroll (34) is moved to the right. Impact force An upward impact force is applied.
- the controller (80) moves the main body (71) so that the protrusion of the head part (74) of the striking unit (70) contacts the fixed scroll (34). Specifically, the controller (80) supplies the air from the second air chamber (105) to the second air pipe (107) while supplying air to the first air pipe (106) force the first air chamber (104). The main body (71) is moved to the tip side.
- the controller (80) applies a pulse voltage to the piezoelectric element (73) of the main body (71). To do.
- a pulse voltage is applied to the piezoelectric element (73)
- the piezoelectric element (73) expands and contracts according to the pulse waveform.
- the inertial force of the head portion (74) pushed out as the piezoelectric element (73) extends acts on the fixed scroll (34), and the fixed scroll (34) moves slightly.
- the controller (80) moves the main body (71) again so that the protrusion of the head (74) contacts the fixed scroll (34). Then, when a pulse voltage is applied again to the piezoelectric element (73) of the striking unit (70), the fixed scroll (34) slightly moves due to the expansion and contraction of the piezoelectric element (73). By repeating the above operation, the fixed scroll (34) pressed against the housing (36) gradually moves.
- the controller (80) supplies air to the second air pipe (107) force second air chamber (105) and at the same time the first air chamber (104) force first Exhaust air to the air pipe (106) and pull back the body (71) to its original position.
- the movement distance of the fixed scroll (34) measured by the laser displacement meter (65) is input to the controller (80).
- the controller (80) reaches a value necessary to eliminate the contact between the measured travel distance force wraps (32, 35) of the fixed scroll (34)
- the pulse voltage to the striking unit (70) is reached. Stop supplying.
- the compressor shaft (20) is rotated by the compressor motor (25) to move the movable scroll (31).
- the movable scroll (31) is moved when positioning the fixed scroll (34), so that the finished product is different from the conventional servo motor prepared only for positioning.
- the compressor motor (25) which is a component of the scroll compressor (10), is used. Therefore, according to the present embodiment, it is not necessary to separately provide a motor for rotating the crankshaft (20) when positioning the fixed scroll (34), and the configuration of the positioning device (40) can be simplified. Can do.
- the compressor motor (25) rotates the crankshaft (20) to move the movable scroll ( 31) is displaced.
- the movable scroll (31) is moved when positioning the fixed scroll (34), so that the movable scroll (31) is attached to the crankshaft (20) only through positioning using a conventional joint.
- Scroll compression that can be achieved with servo motors
- a compressor motor (25) that is firmly attached to the crankshaft (20) is used as a component of the machine (10). The rotational torque generated by the compressor motor (25) is reliably transmitted to the crankshaft (20).
- the present embodiment it is possible to eliminate the influence of the joint connecting the crankshaft (20) and the servo motor as in the prior art, and to reduce the rotational torque generated in the compressor motor (25). If it is detected, it is possible to accurately know the torque required to rotate the crankshaft (20).
- the fixed scroll (34) it is possible to accurately detect the degree of contact between the wrap (35) of the fixed scroll (34) and the wrap (32) of the movable scroll (31). The positioning accuracy of the scroll (34) can be improved.
- the fixed scroll (34) includes the moving mechanism.
- the fixed scroll (34) is moved by (75) giving an impact force. For this reason, the fixed scroll (34) pressed against the housing (36) can be reliably moved by a small distance, and the position of the fixed scroll (34) can be finely adjusted.
- the fixed scroll (34) is positioned with the fixed scroll (34) pressed against the housing (36). Then, if the fixed scroll (34) pressed against the housing (36) is fixed to the screw and the uging (36) with a bolt, the fixed scroll (34) is accurately positioned at the position determined by the controller (80). Can be fixed to. Therefore, according to this embodiment, positioning of the fixed scroll (34) when assembling the scroll compressor (10) can be reliably performed with high accuracy.
- the positioning device (40) of the present embodiment a part close to the movable scroll (31) and the fixed scroll (34) of the assembly (11) is sandwiched by the clamp mechanism (63). For this reason, when the fixed scroll (34) is moved using the striking unit (70), the moment acting on the assembly (11) can be reduced, and the assembly (11) can be stabilized with a relatively small force. Can be held.
- a guide member (51) for guiding the assembly (11) to a predetermined position is provided on the upper surface of the base plate (46). Therefore, the assembly (11) can be reliably placed on an appropriate position on the base plate (46) without paying much attention to the position on which the assembly (11) is placed. Therefore, according to this embodiment, the assembly (1 The work of placing 1) on the base plate (46) can be facilitated.
- the rotational speed of the compressor motor (25) is controlled using the output of the rotary encoder (53). Therefore, by controlling the rotational speed of the compressor motor (25), the moving speed of the movable scroll (31) can be accurately controlled, and the moving distance and moving direction of the fixed scroll (34) are determined. (80) makes it possible to determine accurately.
- Embodiment 2 of the present invention will be described.
- the positioning device (40) of the present embodiment is obtained by adding a guide (41) to the positioning device (40) of the first embodiment.
- the guide (41) is disposed between the pressing member (58) of the pressing mechanism (56) and the fixed scroll (34). Further, the presser member (58) of the present embodiment is larger than that of the first embodiment in accordance with the size of the guide (41).
- (41) includes a base plate (59) formed in a rectangular flat plate shape, a pair of X-axis rails (49), a pair of Y-axis rails (50), a movement direction regulating member (43), and a shoe ( 28) and!
- the pair of X-axis rails (49) are fixed in a state of being arranged in parallel at predetermined intervals on the upper surface of the base plate (59).
- the pair of Y-axis rails (50) are fixed in a state of being arranged in parallel at a predetermined interval on the lower surface of the presser member (58).
- the Y-axis rail (50) is placed perpendicular to the X-axis rail (49)!
- the movement direction restricting members (43) are provided one by one at the intersection of the X-axis rail (49) and the Y-axis rail (50). That is, the guide (41) is provided with a total of four movement direction regulating members (43). Each movement direction restricting member (43) is a substantially rectangular parallelepiped, and an X-axis direction groove is formed on the lower surface, and a Y-axis direction groove is formed on the upper surface.
- the movement direction regulating member (43) has the X-axis rail (49) fitted in the groove on the lower surface and the Y-axis rail (50) fitted in the groove on the upper surface.
- Each movement direction regulating member (43) is in contact with the X-axis rail (49) and the Y-axis rail (50) via a number of ball members, and each rail (49 , 50) It is a rolling guide that moves straight along. Accordingly, the guide (41) allows the fixed scroll (34) pressed against the housing (36) to translate in the X-axis direction and the Y-axis direction orthogonal to each other, while the fixed scroll (34) (34) is prohibited from rotating.
- the shoe (28) is formed in the shape of a square bar or an elongated rectangular parallelepiped, and is fixed to the lower surface of the base plate (59) (see FIG. 7).
- this shear (28) is such that the frictional force acting on the contact surface between the shear (28) and the fixed scroll (34) is greater than the frictional force acting on the contact surface between the fixed scroll (34) and the housing (36). Is configured.
- the extension direction (X-axis direction) of the X-axis rail (49) faces each other across the fixed scroll (34)! /
- the extension direction (Y-axis direction) of the Y-axis rail (50) is parallel to the arrangement direction of the remaining two striking units (70). That is, in the positioning device (40) of the present embodiment, the direction in which the guide (41) allows the fixed scroll (34) to move (that is, the X-axis direction and the Y-axis direction) is determined by the striking unit (70). This corresponds to the direction of the impact force applied to the fixed scroll (34).
- the positioning device (40) of each of the above embodiments may be configured as follows.
- the guide member (51) is a plurality of protruding members. It may be configured.
- the projecting members constituting the guide member (51) are arranged at equiangular intervals on the same pitch circle.
- the guide member (51) is composed of four projecting members, the four projecting members are arranged radially at 90 ° intervals with the through hole (52) as the center. Further, the distance between the two projecting members facing each other across the through hole (52) is slightly larger than the outer diameter of the body member (16).
- the assembly (11) may be arranged on the base plate (46) in an upside down state.
- an application of this modification to the positioning device (40) of Embodiment 2 will be described with reference to FIG.
- the guide (41) is fixed to the center of the upper surface of the base plate (46).
- the fixed scroll (34) is placed in a posture with the front end of the fixed side wrap (35) facing upward.
- the assembly (11) is placed in a posture in which the tip of the movable side wrap (32) of the movable scroll (31) faces downward. In a state where the assembly (11) is placed on the fixed scroll (34), the fixed scroll (34) and the movable scroll (31) are held together.
- the length of the column member (62) is shorter than that of the second embodiment, and is slightly higher than the height of the guide (41).
- the striking unit (70) is fixed to the three tips of the column members (62).
- a laser displacement meter (65) is fixed to the tip of one of the support members (62), and an impact unit (70) is fixed thereon.
- a frame-like member (61) is fixed above the striking unit (70).
- the frame member (61) is provided with a clamp mechanism (63).
- An upper plate (47) is placed on the tip of the column member (48).
- a lifting device (24) is provided at the center of the upper plate (47).
- the lifting device (24) includes a rod (57) extending downward.
- a rotary encoder (53) is attached to the tip of the rod (57).
- the lifting device (24) is used to move the rotary encoder (53) up and down.
- the single encoder (53) includes a rotating shaft (42) extending downward.
- a coupling (55) is attached to the front end of the rotating shaft (42).
- the positioning device (40) As described above, in the positioning device (40), the base plate (59) of the guide (41) The fixed scroll (34) is placed on the upper surface, and the assembly (11) is placed thereon. In this state, the assembly (11) is restrained by the clamp mechanism (63). Further, the lifting device (24) moves the rotary encoder (53) downward, and the coupling (55) is connected to the crankshaft (20). The positioning device (40) of this modification positions the fixed scroll (34) in this state.
- the present invention is useful for positioning the fixed scroll when assembling the scroll fluid machine.
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/795,334 US8061028B2 (en) | 2005-01-31 | 2006-01-19 | Fixed scroll positioning apparatus and fixed scroll positioning method |
| AU2006209646A AU2006209646A1 (en) | 2005-01-31 | 2006-01-19 | Fixed scroll positioning apparatus and fixed scroll positioning method |
| CN2006800022432A CN101103202B (zh) | 2005-01-31 | 2006-01-19 | 固定涡旋盘的定位装置及定位方法 |
| EP06711963.6A EP1845264B1 (en) | 2005-01-31 | 2006-01-19 | Fixed scroll positioning device and positioning method |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005-023074 | 2005-01-31 | ||
| JP2005023557A JP3900185B2 (ja) | 2005-01-31 | 2005-01-31 | 固定スクロールの位置決め装置および位置決め方法 |
| JP2005-023557 | 2005-01-31 | ||
| JP2005023074A JP2006207529A (ja) | 2005-01-31 | 2005-01-31 | 固定スクロールの位置決め装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006080230A1 true WO2006080230A1 (ja) | 2006-08-03 |
Family
ID=36740264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2006/300717 Ceased WO2006080230A1 (ja) | 2005-01-31 | 2006-01-19 | 固定スクロールの位置決め装置および位置決め方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8061028B2 (ja) |
| EP (1) | EP1845264B1 (ja) |
| JP (2) | JP2006207529A (ja) |
| KR (1) | KR100924062B1 (ja) |
| CN (1) | CN101103202B (ja) |
| AU (1) | AU2006209646A1 (ja) |
| WO (1) | WO2006080230A1 (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4135028B2 (ja) * | 2006-12-28 | 2008-08-20 | ダイキン工業株式会社 | 固定スクロールの位置決め装置及び位置決め方法 |
| JP4179376B2 (ja) * | 2006-12-28 | 2008-11-12 | ダイキン工業株式会社 | 固定スクロールの位置決め方法 |
| JP4135029B2 (ja) * | 2006-12-28 | 2008-08-20 | ダイキン工業株式会社 | 固定スクロールの位置決め装置 |
| JP4241862B2 (ja) * | 2007-08-06 | 2009-03-18 | ダイキン工業株式会社 | 圧縮機構及びスクロール圧縮機 |
| JP4735674B2 (ja) * | 2008-07-07 | 2011-07-27 | ダイキン工業株式会社 | 固定スクロールの位置決め方法 |
| CN106122008B (zh) * | 2016-06-21 | 2019-05-17 | 浙江大明制冷科技有限公司 | 一种具有卸荷装置的涡旋压缩机及其装配方法 |
| CN113335554B (zh) * | 2021-04-30 | 2022-07-15 | 成都飞机工业(集团)有限责任公司 | 一种轴孔同轴度定位组件及使用该定位组件的定位方法 |
| CN114714078B (zh) * | 2022-04-07 | 2023-01-13 | 内蒙古工业大学 | 固体火箭发动机药柱与封头自动装配一体化装置 |
| CN118664349B (zh) * | 2024-08-26 | 2024-12-24 | 扬州超威燃烧器有限公司 | 一种燃烧器组装焊接切边机 |
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2006
- 2006-01-19 US US11/795,334 patent/US8061028B2/en not_active Expired - Fee Related
- 2006-01-19 EP EP06711963.6A patent/EP1845264B1/en not_active Expired - Lifetime
- 2006-01-19 AU AU2006209646A patent/AU2006209646A1/en not_active Abandoned
- 2006-01-19 WO PCT/JP2006/300717 patent/WO2006080230A1/ja not_active Ceased
- 2006-01-19 KR KR1020077019341A patent/KR100924062B1/ko not_active Expired - Fee Related
- 2006-01-19 CN CN2006800022432A patent/CN101103202B/zh not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| AU2006209646A1 (en) | 2006-08-03 |
| JP3900185B2 (ja) | 2007-04-04 |
| EP1845264B1 (en) | 2018-02-28 |
| US8061028B2 (en) | 2011-11-22 |
| JP2006207529A (ja) | 2006-08-10 |
| CN101103202B (zh) | 2010-04-21 |
| US20080152527A1 (en) | 2008-06-26 |
| JP2006207547A (ja) | 2006-08-10 |
| KR100924062B1 (ko) | 2009-10-27 |
| CN101103202A (zh) | 2008-01-09 |
| KR20070104432A (ko) | 2007-10-25 |
| EP1845264A4 (en) | 2012-11-28 |
| EP1845264A1 (en) | 2007-10-17 |
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