JPH03228552A - Copy processing machine and two dimentional table device therefor - Google Patents

Abstract

PURPOSE:To enable the stabilized multiphase processing in the case of a long size material to be processed by comprising a material to be processed fixing means in a required periphery of a part, on which a model material placing table is not provided, of a material to be processed placing table, and comprising a model material fixing means in a required periphery of the model material placing table. CONSTITUTION:A two dimentional table 12 consists of a material to be processed placing table 12a having a required long size in the bilateral directions of a device and a model material placing table 12b having a nearly same largeness of a half of the material to be processed placing table 12a and to be provided on any half in right and left of the material to be processed placing table 12a. A required space C is secured between the tables 12a, 12b to form a two-stage integral structure, and this structure has a material to be processed fixing means 13 for fixing a material W to be processed in a required periphery of a part, on which the model material placing table is not provided, of the material to be processed placing table 12a, and has a model material fixing means 14 for fixing a model material M in a required periphery of the model material placing table 12b.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention provides a copying machine and a copying machine capable of tracing a model body such as a template or a three-dimensional model using a tracer device, and can perform copying processing on a workpiece using a cutting device 6. The present invention relates to a two-dimensional table device employed in the copying machine.

[Prior Art] Conventional profiling machines of this type include, for example, U.S. Pat.
, No. 593,735. This profiling machine allows you to place the workpiece on the table and move it freely in the horizontal plane with one hand, while also moving the cutting device supported by a parallel link mechanism and the I/O device in the vertical plane with the other hand. As the tray plowing device moves relative to the model to follow the model, the cutting blade that rotates the horizontal axis of the cutting device moves along the same trajectory as the tracer device to stand the workpiece. Can be surface cut.

Next, as another conventional copying machine,
There is No. 1.4.

This copying machine is provided with a bracket that reciprocates on a table, a lifting platform that moves vertically on the bracket, a link mechanism that can swing in a horizontal plane, and a link mechanism that can swing in a horizontal plane. A cutting device and a tracer device are installed on the left and right sides of the link, and the tracer device can be moved in a selective one-dimensional direction among three-dimensional directions by an electric control device, and the tracer device can be moved in a selective one-dimensional direction among three-dimensional directions, and When the 1.1/-cer device is moved in the desired three-dimensional direction with respect to the workpiece that is fixed at A workpiece can be cut.

[Problems to be Solved by the Invention] However, the copying machine according to US Pat. No. 4,593,735 is suitable for processing three-dimensional objects, but is not suitable for cutting grooves in flat plates. This is because the tracer device and the cutting blade are installed on the horizontal axis, so in order to carve a groove on a flat plate, the model and workpiece should be perpendicular to the neck or the cutting blade, respectively. It is very difficult to fix the model and workpiece because it has to be placed and fixed vertically on a table. This makes it extremely difficult for workers to see. Further, the table of the copy processing machine cannot perform multi-face processing on a long plate.

In addition, the copying machine related to Special Publication No. 49-28314 is
Since the tracer device is moved by an electrical control device in a selective one of the two dimensions, it is almost impossible to operate the tracer device accurately. be.

The first invention of the present application is such that a model body and a workpiece can be placed and fixed below a tracer device and a cutting device that are arranged in parallel above, and can be manually moved in any direction in a horizontal plane. Provided is a dimensional table device for a copying machine that is particularly suitable for multi-face machining on a workpiece made of an FF plate.More preferably, it is capable of circular arc machining and concentric circle machining on a workpiece without copying a model body. It is intended for the purpose of eating.

The second invention of the present application is capable of ensuring that the contact of the tracer device is in contact with the model body in a state where the operator can clearly see the model body, and the model body is placed and fixed so that the tracer device can accurately copy the model body. It is possible to manually move the table with the tracer in a horizontal plane in any desired direction, and also to maintain the tracer device and the cutting device installed in parallel with the tracer device in a floating state or in a state of small weight, thereby preventing contact with the tracer device. The cutting blade of the cutting device accurately restores the trajectory of the contact of the tracer device, and the workpiece can be accurately copied and machined by easily manually moving in a desired direction according to the child model body. In particular, it is desirable to provide a copying machine that can perform multifaceted machining on a workpiece that is a long plate, and more preferably can perform circular arc machining and concentric circle machining on a workpiece without copying a model body. The purpose is

[Means for solving the problem] According to the first invention of the present application, as a means for solving the above problem, there is provided a copying machine equipped with a two-dimensional table 12 that can be manually moved in a free direction in a horizontal plane. Two-dimensional table device 1
0, the two-dimensional table 12 includes a table part 12a for placing a workpiece that is long as required in the left-right direction of the apparatus, and a table part 12a for placing a workpiece placed above either the left or right half of the table part 12a for placing a workpiece. It consists of a model body mounting table part 12b that is approximately the same size as a half of the workpiece mounting table part 12a provided, and the model body mounting table part 12a and the model body mounting table part 12a are provided. It has a two-stage integrated structure with a required gap C secured between the model body mounting table part 12b and the workpiece mounting table part 12b, and the workpiece is placed around the required area of the workpiece mounting table part 12a where the model body mounting table part 12b is not provided. It is characterized by having a workpiece fixing means 13 capable of fixing the body W, and a model body fixing means 14 capable of fixing the model body M around a required circumference of the model body mounting table part 12b. A two-dimensional table device for a copying machine is provided.

According to the second invention of the present application, as a means for solving the above problems, the two-dimensional table device for processing machine 10 and a tool-gripping table including a tool-gripping table 21 above the two-dimensional table 12 are provided. The device 20 and the model body mounting table section 12b provided on the tool gripping table 21.
Tracer device 3 with a probe 31 hanging above
0 and a cutting device 40 provided with the tool gripping table 21 and having a cutting blade 41 hanging above the workpiece rest device table portion, the tool gripping table 21 being manually rotated. The vertical threaded shaft 22 is threaded onto a chain-line threaded shaft 22 that can make the required stroke in the vertical direction, making the height adjustable, and applying a lifting force to the table that is approximately balanced with the weight of the table. A copying machine characterized in that the weight of the table is offset by a balance device 23, so that the chain line screw shaft 22 can be manually moved up and down by a strokeable dimension S during copying processing. It provides:

[Function] First, the function of the two-dimensional table device for a copying machine, which is the first invention, will be explained.

The workpiece W is placed on the workpiece mounting table part 12a and fixed by the workpiece fixing means 13, and the model body M is placed on the model body mounting table part 12b and fixed by the model body fixing means 14. Fix it by.

Therefore, since the table part 12a for placing the workpiece and the table part 12b for placing the model body are integrated, the model body M
If the workpiece W is moved in a desired direction in a horizontal plane so as to follow the probe 31 of the tracer device 30 of the copying machine to which the two-dimensional table device is attached, the workpiece W also becomes the model body M.
Do a copying exercise that is integrated with the person. In order to perform multifaceted processing on a workpiece W made of a long plate, the long plate W is made so that its longitudinal direction is in the left-right direction, and its ends are placed on the model body mounting table part 1.
Place it in a position where there is no 2b and fix it. In order to finish the copying process on the end of the workpiece W and perform the next process on the part adjacent to the end, it is necessary to shift the workpiece W by a required dimension in the left and right direction. Body placement table part 12a
A gap C is secured between the model body mounting table part 12b and the processing area of the workpiece mounting table part 12a and the copying area of the model body mounting table part 12b are provided at different levels on the left and right. Therefore, the processed end of the workpiece W can be passed under the model body mounting table part 12b, and the long plate can be stably fixed and multifaceted processing can be performed.

Next, the operation of the copying machine which is the second invention will be explained.

m: The dimensional table 12 can be manually moved in any direction. The tool gripping table device 20 also includes a screw shaft 2.
2 can be rotated to float at any height. Therefore, the tool gripping table 21 is placed on standby high, and regardless of the position of the two-dimensional table 12, the model body M is placed on the model body @, the placing table part 12b, and fixed by the model fixing means 14. Along with this, the workpiece W
is placed on the workpiece mounting table portion 12a and fixed by the workpiece fixing means 13.

To perform copy processing, use one hand to move the two-dimensional table 12.
The probe 31 of the tracer device 30 provided on the tool gripping table 21 is moved along the model body M by moving the tool as desired in a horizontal plane and moving the tool gripping table 21 up and down as desired with the other hand. Let them imitate it. In this case, in the present invention, the tool gripping table 21 is maintained in a state where there is no apparent weight due to the seven-person lance action of the balance device 23, so that it can be easily moved down manually.

However, while the workpiece W is moved together with the tracing movement of the model body M, the cutting device 40 is provided on the tool gripping table 21, and the cutting blade 41 is moved together with the tracing movement of the probe 31 of the tracer device 30. Therefore, the tracing movement, which is a relative movement between the probe 31 and the model body M, is restored exactly the same between the cutting blade 41 and the workpiece W, and therefore, the cutting blade 41 creates the same shape as the model body M. is restored to the workpiece W.

Multifaceted machining on a workpiece W made of a long plate is carried out by shifting the workpiece W for each machining process, as described above for the operation of the two-dimensional table device IO for a copying machine.

[Example] Hereinafter, an example of a copying machine of the present invention will be described with reference to the drawings.

First, the configuration will be explained. The copying machine of this embodiment includes a two-dimensional table device 10 and a tool-holding table device 20, and the two-dimensional table 12 has a model body M and a workpiece W.
The tool gripping table 21 is provided with a tracer device 30 and a cutting device 40.

The two-dimensional table device 10 includes a two-dimensional table 12 that is supported by a suitable guide structure and can be manually moved in any direction within a horizontal plane. The two-dimensional table 12 is a double table, but as is well known, it may be a single table.

The two-dimensional table device 10 of this embodiment includes an
It consists of a two-dimensional table 12 which is a Y table provided on the X table 11 and movable in the left-right direction of the apparatus. The two-dimensional table 12 can move freely in a horizontal plane because the movement of the X-table 11 is added to the movement of the device in the left-right direction. The two-dimensional table 12 is provided with a handle 15 on its front end surface so that it can be moved manually.

The features of the two-dimensional table device 10 according to the present invention are as follows:
It exists in the configuration of the two-dimensional table 12 below.

The two-dimensional table 12 includes a table section 12a for placing a workpiece that is long enough in the left-right direction of the apparatus, and a table section 12a for placing the workpiece above the right half of the table section 12a for placing the workpiece. The model body mounting table part 12b is approximately the same size as the right half of the table part 12a, and the workpiece is placed between the workpiece mounting table part 12a and the model body mounting table part 12b. When W is a long plate, it has a two-stage integrated tunnel structure with a gap C through which the workpiece W can pass, and the model body mounting table of the workpiece mounting table section 12a The workpiece W is placed around the required area where the portion 12b is not present.
It has a workpiece fixing means 13 capable of fixing the workpiece, and
It has model body fixing means 14 capable of fixing the model body M around the required circumference of the model body mounting table part 12b.

The workpiece fixing means 13 and the model body fixing means 14 can have an appropriate structure, but in this embodiment, they can clamp the upper surfaces of the four corners of the workpiece W or the model body M. At the same time, the central portion of the front end surface can be clamped.

As shown in FIG. 4, the table section 12a for placing the workpiece is manually rotated around a removable connecting pin 16 in the half that does not have the table section 12b for placing the model object. It is equipped with a turntable 12c.

Preferably, the turntable 12c has clamps 17 at four locations around the periphery, which can secure a workpiece W' smaller than the turntable 12c placed on the turntable 12c. The turntable 12c is used when concentric circle machining is performed by the cutting device 40, and at this time, it is used as a locking means to lock the movement of each table so that the X table 11 and the two-dimensional table 12 do not move. A lock screw 18, 19 is provided through the linear guide of each table to allow tightening of the guide rod. The turntable 12c
The tracer device 30 is not used when the workpiece W° is placed and fixed using the cutting device 40 and the cutting device 40 performs concentric circular machining. On the other hand, when copying is performed using the tracer device 30, the turntable 12c is removed from the workpiece mounting table section 12a. The two-dimensional table 12 is removed by removing the connecting pin 16. In order to prevent loss, it is preferable to provide the connecting pin 12c so that it cannot be separated from the workpiece mounting table section 12a or the turntable 12c. In addition, the table section 12 for placing the workpiece
It is preferable that a circular recess is provided in the circular recess, and the turntable 12c is provided in the circular recess so that it is raised when used for concentric circle processing and is sunk when performing profiling processing.

Further, on the left and right sides of the lower surface of the two-dimensional table 12, when the workpiece W is a long plate, the apparatus is pulled out to the right or left so that the long plate is overhanged from the two-dimensional table 12. Auxiliary arms 101, 102 are provided which support the parts.

Next, the tool gripping table device 20 includes a tool gripping table 21 that is located above the model body mounting table section 12b and whose height is adjustable.

The feature of the present invention of the tool gripping table device 20 is that the tool gripping table 21 can be moved vertically along the shape of the three-dimensional model during the copying process so that the three-dimensional model can be copied. The reason is that it is composed of

To be more specific, the tool gripping table device 20 has linear guides 24 and 24 fixed at two positions on the left and right of the rear end of the tool gripping table 21, and a frame erected at the rear end of the pedestal 50. A nut portion 26 is slidably fitted to two longitudinal guide shafts 25, 25 provided on the frame 51, and is fixed between the two sliders. It is screwed together with the screw shaft 22.

Further, the tool gripping table 21 is connected to a balance weight 23 as a balance device by a wire 27. That is, the wire 27 is passed between two pulleys 28 and 28 provided on the upper part of the frame 51, and one end of the wire 27 is tied to the tool gripping table 21, and the other end is tied to the balance weight 23. There is. Therefore, the tool gripping table 21 has a balance weight 23
This cancels out the weight, and the tool gripping table 21 can be manually moved up and down by gripping a knob 204 provided on the right front portion of the upper surface.

The vertical screw shaft 22 has an upper end shaft portion 22a which is slidably fitted into an insertion hole 29a, and a bearing is bored inside the lower end of the rotating shaft 29 provided at the center of the upper end of the frame 51. A pin 201 is driven into the fitted shaft portion 22a through a slit 29b opened perpendicularly to the insertion hole 29a, so that the vertically threaded shaft 22 cannot be separated from the rotary shaft 29. The lower end shaft portion 22b of the screw shaft 22 is slidably fitted into a linear guide 202 fixed to the lower part of the frame 51. A handle 203 is provided at the upper end of the rotating shaft 29.

Subsequently, in the above) racer device 30, the cylindrical tube 32 accommodates the probe 31 in a penetrating state in the downward direction F, and the screw L233
A hinge 34 provided on the rear side of the cylindrical pipe 32 is bored horizontally in the front-rear direction of the device at the right front part of the tool-holding table 20 so as to be able to swing up and down. It is tightened and fixed by a port 37 to the front end of a tracing side water rod 36 which is passed through the hole and fixed by a port 35. Therefore, the probe 31 can be adjusted in height with respect to the tool gripping table 21, its position can be adjusted in the front and rear directions of the device, and the angle can be adjusted downward in the front and rear directions in the vertical plane, and various sizes and shapes are available. It is possible to adapt the posture to imitate body M in any way.

Next, the cutting device 40 includes a motor 42 supported by a cutting side holder 43, and a cutting blade 41, such as a trimmer or router, which is provided downwardly below the motor 42 and rotated by the motor 42. . The four cutting blades are initially adjusted so as to be located below the probe 31 of the tracer device 30 by the difference in level of the two-stage table structure of the two-dimensional table 12. A hinge 44 provided on the rear side of the cutting side holder 43 is attached to the tool gripping table 2 so as to be swingable in the front and rear directions in a vertical plane.
The front end of a horizontal rod 46 is passed through a hole horizontally drilled in the front-rear direction of the device in the left front part of the 0 and fixed with a port 45, and is fastened by a port 47 to the front end thereof. Therefore, the cutting blade 41 of the cutting device 40 is attached to the tool gripping table 21.
On the other hand, the position of the device can be adjusted in the front-rear direction and the downward angle in the front-rear direction in the vertical plane can be adjusted, so that a copying posture can be taken that completely corresponds to the probe 31 of the tracer device 30.

Therefore, the tracer device 30 and the cutting device 40 are provided on the tool gripping table device 10 so that their relative positions on the plane can be adjusted, and both can be oscillated in the front and rear directions in the vertical plane in the same direction. It is installed so that it can be tilted.

Next, the action will be explained.

First, before use, adjust the balance weight 23 so that it is lower than the gravitational downward force of the tool gripping table 21, so that a slight lifting force always acts on the tool gripping table 21, and the vertical screw Pin 20 driven into shaft 22
1 is brought into contact with the upper end of the slot 7l-28b.

Then, the handle 203 is rotated to rotate the vertical screw shaft 22, and the tool gripping table 21 is raised by -F.
A model body M is placed on the model body mounting table part 12b and fixed by the model body fixing means 14, and a workpiece W is placed on the workpiece mounting table part 12a and is fixed by the model body fixing means 13. Fix it with. In this case, when the workpiece W is a long plate, the long plate is passed under the model body mounting table part 12b, and the part to be machined is placed on the workpiece mounting table. Model body mounting table part 12b of part 12a
Make sure it is in the half that doesn't have any. Further, if necessary, the auxiliary arm giant 1102 is extended to support the extended lower surface of the long plate.

Next, the tool gripping table 21 is manually pushed down so that the pin 201 comes into contact with the lower end of the slit 28b, and the handle 203 is rotated to lower the tool gripping table 21 and cut the cutting blade 41 into the workpiece. When the tool gripping table 21 is brought into contact with W, the depression of the tool gripping table 21 is released, and the tool gripping table 21 is raised and returned to its original position by the gravity action of the balance weight 23 until the pin 201 contacts the upper end of the slide 7) 28b. Furthermore, the handle 203 is rotated to lower the tool gripping table 21 by the cutting allowance (=depth of the groove in the model body M). Then, the tool gripping table 21 is manually lowered to bring the cutting blade 41 into contact with the workpiece W again.

In this state, the height of the probe 31 is adjusted.

Next, the motor 42 of the cutting tool N40 is driven to cut the cutting blade 4.
1, grip the knob 204 provided on the tool gripping table 21, lower the tool gripping table 21, bring the probe 31 close to just above the groove of the model body M, and confirm this position. , the tool gripping table 2
1 is further lowered to align the probe 31 with the groove of the model body M. At this time, the cutting blade 41 performs point machining on the workpiece W. Continuing, two-dimensional table 12
When the two-dimensional table 12 is moved by grasping the handle 15 provided thereon, the probe 31 follows the groove carved in the model body M, and the cutting blade 41 follows the workpiece W. It turns out. After finishing the copying process, to perform the next copying process, the workpiece W is shifted.

If the depth of the grooves on the model body M is not uniform, the tool gripping table 21 may be moved up and down according to the depth of the grooves on the model body M during scanning descent. Adjust the height. When the cutting blade 41 performs a tracing downward movement, the cutting blade 41 traces the depth of the groove of the model body M on the workpiece W. Therefore, by tracing the dish-shaped model body M with the probe 31, the cutting blade 41 can machine the dish-shaped concave portion of the model body M.

Next, in order to perform concentric circle machining, as shown in FIG. Attach turntable 12c to &. Then, place the workpiece W° and clamp 17
, lower the tool gripping table 21, and lower the cutting blade 4.
1 close to the workpiece W', and the two-dimensional table 12
to obtain the desired radius of curvature for concentric circle machining, and then tighten the lock screws 18 and 19 to lock the movement of the X table 11 and the two-dimensional table 12. Next, drive the motor 42 to move the tool gripping table 21. It further descends and performs point machining on the workpiece W' with the cutting blade 41, and then performs concentric circle machining by rotating the turntable 12c.If either of the lock screws 18 or 19 is released, Since the two-dimensional table 12 can be moved only in the X direction or the Y direction, processing that connects arcs and straight lines can be performed.

[Effect] As explained above, according to the two-dimensional table device for a copying machine according to the present invention, the tracer device and the cutting device of the copying machine to which the two-dimensional table device is attached can be The model body and the workpiece can be stored and fixed in a left-right arrangement, and can be manually moved in any direction in the horizontal plane. Especially when the workpiece is a long plate, the workpiece can be placed and fixed stably. It is suitable for multi-face processing by repeatedly copying the long plate by shifting it.

Further, according to the copying machine according to the present invention, the tracer device and the cutting device are provided on the tool gripping table that can be manually moved up and down, and the probe and the cutting blade are vertically disposed on the left and right.
This is because a two-dimensional table is provided below which allows the model body and the workpiece to be placed and fixed in a left-right arrangement, and which can be manually moved in any desired direction within a horizontal plane.

The operator can work while standing in a position where he or she can clearly see the profiling contact of the probe with the model body and the profiling process of the cutting blade on the workpiece. The two-dimensional table can be moved manually. In particular, even when the workpiece is a long plate, the workpiece can be stably mounted and fixed, and multifaceted processing can be performed by shifting the workpiece. In particular, since the tool gripping table can be manually moved up and down during machining, it is possible to perform copy machining of a three-dimensional model.

[Brief explanation of drawings]

Fig. 1 is a front view of an embodiment of the copying machine of the present invention, Fig. 2 is a left side view, Fig. 3 is a plan view taken along the line ■-■ in Fig. 1, and Fig. 4 is the same as Fig. 1. It is a top view along IV-IV in . DESCRIPTION OF SYMBOLS 10... Two-dimensional table device, 12.e. Two-dimensional table, 12a... Table part for placing a workpiece, 12b...
Model body mounting table part, 13... Fist workpiece fixing means, 14... War model body fixing means, 20... Tool gripping table device, 21... Tool grasping table, 22 Fist... Vertical screw shaft, 23・φ・balance device, 30 fist・・tracer device, 31・9 fist probe, 40・cutting device, 41・・fist cutting blade

Claims (5)

[Claims] (1) A two-dimensional table device for a copying machine that is equipped with a two-dimensional table that can be manually moved in a horizontal plane in any direction, and the two-dimensional table is capable of mounting a required long workpiece in the left-right direction of the device. a mounting table section, and a model body mounting table section having approximately the same size as the half of the workpiece mounting table section, which is provided above either the left or right half of the workpiece mounting table section. It has a two-stage integrated structure with a required gap secured between the table part for placing the workpiece and the table part for placing the model body, and the table part for placing the workpiece. A model having a workpiece fixing means capable of fixing a workpiece around a required area of a part where there is no model body mounting table part, and capable of fixing a model body around a required circumference of the model body mounting table part. A two-dimensional table device for a copying machine, characterized by having body fixing means. (2) The table section for placing the workpiece is equipped with a turntable that can be turned by hand around a removable connecting pin in the half that does not have the table section for placing the model body. A two-dimensional table device for a copying machine according to claim (1). (3) A two-dimensional table device for a processing machine according to claim (1) or (2), a tool-gripping table device comprising a tool-gripping table above the two-dimensional table, and the tool-gripping table. a tracer device provided on the tool gripping table and having a probe hanging above the model body mounting table; and a cutting blade provided on the tool gripping table and hanging above the workpiece mounting table. The tool gripping table has a vertical screw shaft that is manually rotated and is screwed to the vertical screw shaft that can make a required stroke in the vertical direction, so that the tool gripping table can be freely adjusted in height. Since the weight of the table is offset by a balance device that applies a lifting force to the table that is approximately balanced with the weight of the table, it is possible to manually move the vertical screw shaft up and down by the stroke length during copying. A copying machine characterized by being adapted to perform the following operations. (4) The copying machine according to claim 3, wherein the tracer device and the cutting device are provided on the tool gripping table so that relative positions on a plane can be adjusted. (5) The copying machine according to claim 3 or 4, wherein the tracer device and the cutting device are provided on the tool gripping table so as to be tiltable in the same direction.