WO2014126381A1 - 용접 팁 교환장치 - Google Patents
용접 팁 교환장치 Download PDFInfo
- Publication number
- WO2014126381A1 WO2014126381A1 PCT/KR2014/001140 KR2014001140W WO2014126381A1 WO 2014126381 A1 WO2014126381 A1 WO 2014126381A1 KR 2014001140 W KR2014001140 W KR 2014001140W WO 2014126381 A1 WO2014126381 A1 WO 2014126381A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- welding tip
- welding
- coupled
- housing
- tip
- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/3072—Devices for exchanging or removing electrodes or electrode tips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1556—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of non-rotary tools
- B23Q3/15573—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of non-rotary tools the tool being taken from a storage device and transferred to a tool holder by means of transfer devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
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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
- Y10T483/00—Tool changing
- Y10T483/13—Tool changing with control means energized in response to activator stimulated by condition sensor
- Y10T483/136—Responsive to tool
-
- 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
- Y10T483/00—Tool changing
- Y10T483/17—Tool changing including machine tool or component
Definitions
- the present invention relates to a welding tip exchanger, and more particularly, to a welding tip exchanger capable of automatically replacing the welding tip of the spot welding gun.
- the welding time is much higher than other welding, and the welding speed is high because the working speed is high, and the heating range is narrow, so that there is little residual stress or deformation. .
- Spot welding is welding which performs point joining of a plate, without making a hole like a rivet joint, by making a contact part melt
- Spot welding is carried out with the welding gun mounted on the robot or on the frame installed on the ground, and the welding gun is pivotally rotated by a hinge shaft on the bottom and body of the body with a built-in timer, contactor and transformer for welding. It includes a shank 1 facing the top of the installed arm and a welding tip (or tip) 2 attached to the end of the shank 1 to which welding is performed.
- FIG. 1 is a view showing a welding tip exchange method of a conventional welding gun.
- the welding tip is carried out using a tool.
- the operator separates the welding tip 2 from the shank 1 of the welding gun by using a pipe wrench, a tip-only tool, or the like for welding tip replacement.
- the tool is then fitted with a new welding tip to confirm and check the condition of the welding tip.
- the tip of the shank coupled to the welding tip is deformed by external force generated when the welding tip is separated from the shank of the welding gun using a tool, thereby deteriorating welding quality.
- an object of the present invention is to provide a welding tip exchanger capable of automatically exchanging a welding tip of a spot welding gun to improve workability and productivity and to prevent a safety accident. It is done.
- the welding tip exchanger installed on the robot arm to replace the welding tip of the welding gun installed on the ground, the welding tip detachment coupled to the robot arm Means, a welding tip mounting means coupled to one side of the welding tip removal means, and a welding tip supply means installed to be spaced apart from the welding gun by a predetermined interval to supply the welding tip to the welding tip mounting means. It provides a welding tip exchange device, characterized in that.
- the welding tip detachment means includes a cylinder coupled to one side of the robot arm, a housing coupled to an upper portion of the cylinder and having a cutout groove formed along one side thereof in a longitudinal direction, and one end coupled to the cylinder, and the other end of the housing.
- a protruding portion positioned to protrude outwardly of the housing and being slidably movable in the housing, and having a protruding portion protruding at a predetermined lower surface and extending in parallel to have a different length from the body;
- the cover and the lower surface is coupled to one side of the housing so that the incision groove is formed
- a guide unit coupled to the upper surface of the housing and having a guide body having an insertion portion inserted into an incision provided in the first extension portion, and a guide bracket coupled to both sides of the guide body.
- a welding tip insertion groove is formed in the center of the part and the center of the guide body and the guide bracket corresponding to the insertion part.
- Both sides of the cutout is characterized in that a pair of guide protrusions protrude downwardly inclined.
- a lower portion of the clamp protrudes from a locking portion positioned below the protruding portion, and the protruding portion selectively presses the locking portion according to a slide movement of the shaft to allow an elastic force to be applied to the clamp by the elastic member. It is done.
- the welding tip mounting means is configured to include a housing coupled to one side of the welding tip removal means, a cylinder coupled to the end of the housing, and a finger unit provided inside the housing and operated by the cylinder. It features.
- the finger unit is located inside the housing and is coupled to one end coupled to the cylinder, the coupling end is rotatably coupled to the other end of the coupling, the other end is rotatably coupled to the other end of the coupling, the center And a working finger hinged to a predetermined position inside the housing, and a fixed finger coupled to a predetermined position inside the housing so as to be positioned below the operating finger.
- a guide groove is formed at a predetermined position on one side of the housing, and the coupler is moved along the guide groove in conjunction with the operation of the cylinder.
- the welding tip supply means is a post frame spaced apart from the welding gun by a predetermined distance, a body coupled to the upper portion of the post frame and having a welding tip receiving portion and a welding tip inlet, and a cover coupled to both sides of the body It is made, characterized in that the welding tip container is installed at a predetermined position in the height direction of the post frame.
- An auxiliary welding tip supply unit for supplying a welding tip to the welding tip supply means is installed on the upper side of the welding tip supply means, wherein the auxiliary welding tip supply unit has a body in which a welding tip storage part is formed along a height direction; An opening formed in communication with the welding tip reservoir at a predetermined position on the lower surface of the body, and an opening / closing lever rotatably coupled to a cutout formed along the longitudinal direction from the opening to the lower surface of the body to open and close the opening; It characterized in that it comprises a cover coupled to both sides of the body.
- At least one of the welding tip removal means or the welding tip mounting means is characterized in that the bending measurement sensor for confirming the bending state of the shank tip of the welding gun.
- FIG. 1 is a view showing a welding tip exchange method of a conventional welding gun.
- FIG. 2 is a perspective view schematically showing a welding tip exchange device according to an embodiment of the present invention.
- FIG. 3 is a perspective view of the welding tip removing means and welding tip mounting means shown in FIG.
- FIG. 4 is a cross-sectional view of the welding tip removing means and welding tip mounting means shown in FIG.
- FIG. 5 is an exploded perspective view of the welding tip removal means shown in FIG.
- FIG. 6 is an exploded perspective view of the welding tip mounting means shown in FIG.
- FIG. 7 is an exploded perspective view of the welding tip supply means shown in FIG.
- FIG. 8 is an exploded perspective view of the auxiliary welding tip supply unit shown in FIG.
- FIG. 9 is a plan view of the bending measurement sensor shown in FIG.
- FIG. 10 is an operational state diagram of the bending measurement sensor shown in FIG.
- FIG. 11 is a view schematically showing an operation of removing the welding tip by the welding tip removing means according to an embodiment of the present invention.
- FIG 12 is an operating state diagram showing the operation of the welding tip exchange device according to an embodiment of the present invention.
- welding tip removal means 170 auxiliary welding tip supply unit
- first extension portion 178 opening and closing lever
- guide unit 196 guide
- FIG. 2 is a perspective view schematically showing a welding tip exchange device according to an embodiment of the present invention
- Figure 3 is a perspective view of the welding tip detachment means and welding tip mounting means shown in Figure 2
- Figure 4 is shown in Figure 3 5 is an exploded perspective view of the welding tip removing means shown in FIG. 3
- FIG. 6 is an exploded perspective view of the welding tip mounting means shown in FIG. 3
- FIG. 8 is an exploded perspective view of the auxiliary welding tip supply unit shown in FIG. 2
- FIG. 9 is a plan view of the bending measurement sensor shown in FIG. 2
- FIG. 11 is a view illustrating an operation state of a measuring sensor
- FIG. 11 schematically illustrates an operation of removing a welding tip by a welding tip removing unit according to an embodiment of the present invention
- FIG. 12 is a welding tip according to an embodiment of the present invention. It is an operational state diagram showing the operation of the exchange device. .
- the welding tip exchange apparatus 100 according to an embodiment of the present invention is installed on the robot arm to replace the welding tip of the welding gun 10 installed on the ground.
- the welding tip exchange apparatus 100 includes a welding tip removing means 110 coupled to a robot arm, a welding tip mounting means 140 coupled to one side of the welding tip removing means 110, and a welding gun 10. It is configured to include a welding tip supply means 160 is installed spaced apart from the predetermined intervals to supply a welding tip to the welding tip mounting means 140.
- the welding tip removing means 110 includes a cylinder 112, a housing 114, a shaft 116, a clamp 124, a cover 128, and a guide unit 130.
- Cylinder 112 is coupled to one side of the robot arm to drive the shaft 116 to be described later.
- the housing 114 is coupled to the upper portion of the cylinder 112, and one side is formed with a cutting groove 114a along the longitudinal direction.
- One end of the shaft 116 is coupled to the cylinder 112, and the other end of the shaft 116 is positioned to protrude out of the housing 114 to be slidably movable in the interior of the housing 114.
- the shaft 116 has a body 118 having a protrusion 118a protruding at a predetermined position on the lower side thereof, and first and second extension parts 120 extending in parallel to have different lengths from the body 118. 122).
- the first and second extension parts 120 and 122 are provided with cutouts 120a and 122a, and a pair of guide protrusions 120b and 122b protrude downwardly on both sides of the cutouts 120a and 122a. .
- the pair of guide protrusions 120b and 122b includes a guide unit 130 in which the welding tip removing means 110 moves to the welding gun 10 by the robot arm so that the tip of the shank 12 of the welding gun 10 is described later. After being positioned in the welding tip insertion groove 136 formed in the shaft, the welding tip 14 coupled to the tip of the shank 12 of the welding gun 10 is shank when the shaft 116 is slid by the cylinder 112. (12) Remove from tip.
- the clamp 124 is inserted into the incision groove 114a to be elastically moved along the height direction of the housing 114 by the elastic member 126 provided at a predetermined position inside the housing 112, and to operate the shaft 116. It is elastically moved in conjunction.
- the lower portion of the clamp 124, the locking portion 124a which is located at the lower portion of the protrusion 118a protruding at a predetermined position on the lower side of the body 118 of the shaft 116 is formed to protrude, the locking portion 124a ) Is selectively pressed by the protrusion 118a in accordance with the slide movement of the shaft 116 such that the clamp 124 is applied to the elastic force by the elastic member 126.
- bent portion 124b is bent to the upper portion of the clamp 124, and the stopper 124c is formed to protrude from the center portion.
- the bent portion 124b selectively closes the welding tip insertion groove 136 formed in the guide unit 130 when the clamp 124 is elastically moved along the height direction of the housing 114 by the elastic member 126.
- the welding tip 14 removed from the tip of the shank 12 of the welding gun 10 by the welding tip removing unit 110 is prevented from being separated from the welding tip insertion groove 136.
- the stopper 124c is engaged with the stepped portion 114b formed at a predetermined position inside the housing 114 when the clamp 124 is elastically moved along the height direction of the housing 114 by the elastic member 126. 124 limits the elastic travel distance.
- the cover 128 is coupled to one side of the housing 114 in which the cutout 114a is formed, thereby preventing the clamp 124 inserted into the cutout 114a from being separated from the cutout 114a.
- the guide unit 130 has a guide body 132 having a lower surface coupled to an upper surface of the housing 114 and having an insertion portion 132a inserted into the cutout 120a provided in the first extension 120. ), And guide brackets 134 coupled to both side surfaces of the guide body 132.
- a welding tip insertion groove 136 is formed at the center of the insertion portion 132a and the center of the guide bracket 134 corresponding to the insertion portion 132a.
- the welding tip mounting means 140 is provided in the housing 142 coupled to one side of the welding tip removing means 110, the cylinder 144 coupled to the end of the housing 142, and the inside of the housing 142. And a finger unit 146 operated by the cylinder 144.
- Finger unit 146 is located inside the housing 142, the coupling end 148 is coupled to one end to the cylinder 144, and the coupling end 150 is coupled to the other end of the coupling 148 is rotatably And, one end is rotatably coupled to the other end of the connector 150, the operation finger 152 hinged to a predetermined position inside the housing 142, and the housing so that the lower position of the operation finger 152 ( It includes a fixed finger 154 coupled to a predetermined position inside of the 142.
- a guide groove 142a is formed at a predetermined position on one side of the housing 142, and the coupling hole 148 is connected to the guide groove 142a in conjunction with the operation of the cylinder 144 (not shown). It is connected to the guide groove (142a) through.
- the operation finger 152 is a link movement through the connector 150.
- the welding tip supply means 160 is to supply a welding tip to the welding tip mounting means 140, the welding tip supply means 160 is a post frame 162 is provided spaced apart from the welding gun 10 by a predetermined interval, A body 164 coupled to the upper part of the post frame 162 and having a welding tip receiver 164a and a welding tip inlet 164b, and a cover 166 coupled to both sides of the body 164.
- the welding tip container 163 may be installed at a predetermined position in the height direction of the post frame 162 to store the welding tip removed from the tip of the shank 12 of the welding gun 10 by the welding tip removing means 110. It is preferable.
- the welding tip receiving portion 164a has a shape such as 'S', 'M', 'W', and the like, and preferably, the welding tip is inserted into the welding tip receiving portion 164a through the welding tip inlet 164b.
- the tip may be made of a structure capable of moving from the upper portion to the lower portion of the welding tip receiving portion 164a by its own weight.
- a misfeed prevention portion 167 is formed at one side of the welding tip inlet 164b, and the misfeed prevention portion 167 is a feed tip of the welding tip supplied to the weld tip receiving portion 164a through the weld tip inlet 164b. When the direction is reversed, the welding tip is not introduced into the welding tip receiving portion 164a through the welding tip inlet 164b.
- the auxiliary welding tip supply unit 170 for supplying a welding tip to the welding tip supply means 160 is installed on the upper side of the welding tip supply means 160.
- the auxiliary welding tip supply unit 170 includes a body 172 in which a welding tip storage part 172a is formed along a height direction therein, and a welding tip storage part 172a at a predetermined position of a lower surface of the body 172.
- Opening and closing lever 178 which is rotatably coupled to the opening 174 formed in communication with the cutout 176 formed along the longitudinal direction from the opening 174 to the lower surface of the body 172 to open and close the opening 174.
- a cover 179 coupled to both sides of the body 172.
- the welding tip storage unit 172a has a shape such as 'S', 'M', 'W', etc.
- the welding tip injected through the opening 174 stores the welding tip by its own weight It is preferably made of a structure that can move from the top to the bottom of the portion (172a).
- a spring 178a is provided between the bottom surface of the cutout 176 and the opening / closing lever 178, and the spring 178a applies an elastic force to the opening / closing lever 178 so that the opening / closing lever 178 is elastically rotatable. Is authorized.
- At least one or more positioning block 180 is provided on the lower surface of the body 172 at a predetermined interval from the opening / closing lever 178, and the positioning block 180 may include an auxiliary welding tip supply unit 170.
- the guide is guided to be accurately coupled to the upper surface of the welding tip supply means (160).
- the auxiliary welding tip supply unit 170 to supply the welding tip accommodated in the welding tip storage unit 172a of the auxiliary welding tip supply unit 170 to the welding tip receiving unit 164a of the welding tip supply unit 160.
- the positioning block 180 provided on the lower surface of the body 172 of the auxiliary welding tip supply unit 170 is the body 164 of the welding tip supply means 160 ) Is seated in the seating groove 168 formed opposite to the welding tip inlet 164b provided at the same time, and at the same time, the opening and closing lever 178 has one end at the upper surface of the body 164 of the welding tip supply means 160. And the other end is inserted into the receiving groove 169 formed between the welding tip inlet 164b and the seating groove 168 formed on the upper surface of the body 164 of the welding tip supply means 160.
- the other end of the opening and closing lever 178 is the body 164 of the welding tip supply means 160
- the welding tip inlet 164b which is closed by the opening and closing lever 178, is opened by being inserted into the receiving groove 169 formed between the welding tip inlet 164b and the seating recess 168 formed on the upper surface of the auxiliary welding tip.
- the welding tip is smoothly supplied from the supply unit 170 to the welding tip supply means 160.
- At least one of the welding tip removal means 110 or the welding tip mounting means 140 is preferably provided with a bending measurement sensor 190 for confirming the bending state of the tip of the shank 12 of the welding gun 10.
- the bending measurement sensor 190 is connected to at least one of the welding tip removing means 110 or the welding tip mounting means 140, and the connection plate 192, coupled to the connection plate 192 and the hollow in the center
- the terminal 194 is provided with a + terminal 195 and a-terminal 197 at a predetermined position.
- the + terminal 195 is provided to be spaced apart from the guide 196 by a predetermined interval, and the-terminal 197. ) Is coupled to the guide 196.
- the method of checking the bending state of the tip of the shank 12 of the welding gun 10 through the warpage measuring sensor 190 drives the robot arm to guide the tip of the shank 12 of the welding gun 10 to the guide 196.
- the guide 196 is pushed by the tip of the shank 12 and in contact with the + terminal 195 to energize it, and the tip of the shank 12 is determined to be warped. It is determined that there is no warpage.
- the welding tip stored in the welding tip storage unit 172a is coupled to the upper portion of the 160 so as to be supplied to the welding tip receiving unit 164a of the welding tip supply unit 160.
- the welding tip mounting means 140 is moved to the welding tip supplying means 160 so that the finger unit 146 grips the welding tip accommodated in the welding tip receiving portion 164a of the welding tip supplying means 160.
- the robot arm is driven so that the welding tip removing means 110 receives the welding gun ( The welding tip 14 coupled to the tip of the shank 12 of 10) is removed.
- the process of removing the welding tip 14 coupled to the distal end of the shank 12 of the welding gun 10 by the welding tip removing means 110, the shank 12 to which the welding tip 14 is coupled After the welding tip insertion groove 136 formed in the guide unit 130 is positioned at the front end of the guide unit 130, the cylinder 112 is driven to slide the shaft 116, and at the same time coupled to the front end of the shank 12
- the welding tip 14 is a pair of guide protrusions 120b protruding downwardly on both sides of the cutouts 120a and 122a of the first and second extensions 120 and 122 of the shaft 116. 122b), it removes from the tip of the shank 12. As shown in FIG.
- the welding tip removed from the tip of the shank 12 is separated from the welding tip insertion groove 136 by the bent portion 124b formed at the upper portion of the clamp 124 that is elastically moved in conjunction with the operation of the shaft 116. It is received in the welding tip insertion groove 136 without being separated.
- the welding tip mounting means 140 is moved to the tip of the shank 12 to move the welding tip held by the finger unit 146 to the shank 12. Insert the tip of the to complete the replacement of the welding tip.
- the welding tip removing means 110 is moved to the welding tip container 163 provided in the post frame 162 of the welding tip supplying means 160 so that the welding tip received in the welding tip insertion groove 136 is welded.
- the tip container 163 may be collected.
- the welding tip exchange apparatus is capable of automatically replacing the welding tip of the spot welding gun, thereby improving workability and productivity, and preventing safety accidents.
- the present invention relates to a welding tip exchanger, which can be used for a welding tip exchanger capable of automatically exchanging the welding tip of a spot welding gun.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Resistance Welding (AREA)
- Manipulator (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Arc Welding In General (AREA)
Abstract
Description
Claims (11)
- 지면에 설치된 용접 건의 용접 팁을 교환하도록 로봇암에 설치된 용접 팁 교환장치에 있어서,상기 로봇 암에 결합된 용접 팁 탈거수단;상기 용접 팁 탈거 수단의 일측면에 결합된 용접 팁 장착수단; 및상기 용접 건으로부터 소정 간격 이격되게 설치되어 상기 용접 팁 장착수단에 용접 팁을 공급하는 용접 팁 공급수단;을 포함하여 구성되는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 1에 있어서, 상기 용접 팁 탈거수단은,상기 로봇 암의 일측에 결합된 실린더;상기 실린더의 상부에 결합되며 일측면에 길이 방향을 따라 절개홈이 형성된 하우징;일단이 상기 실린더에 결합되고, 타단이 상기 하우징의 외부로 돌출되게 위치되어 상기 하우징의 내부에 슬라이드 이동가능하게 마련되며, 하부 일측면 소정 위치에 돌출부가 돌출 형성된 몸체와, 상기 몸체로부터 서로 다른 길이를 갖도록 평행하게 연장 형성되며 절개부를 구비하는 제1 및 제2 연장부로 이루어진 샤프트;상기 하우징의 내부 소정 위치에 마련된 탄성부재에 의해 상기 하우징의 높이 방향을 따라 탄성 이동되도록 상기 절개홈에 삽입되는 클램프;상기 클램프가 상기 절개홈으로부터 이탈되지 않도록 상기 절개홈이 형성된 상기 하우징의 일측면에 결합된 커버; 및하부면이 하우징의 상부면에 결합되고, 상기 제1 연장부에 구비된 절개부로 삽입되는 삽입부를 구비하는 가이드몸체와, 상기 가이드몸체의 양측면에 결합된 가이드브라켓으로 구성된 가이드유닛;을 포함하여 구성되고,상기 삽입부 중심과, 상기 삽입부와 대응되는 상기 가이드몸체와 상기 가이드브라켓의 중심에는 용접 팁 삽입홈이 형성되는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 2에 있어서,상기 절개부의 양측면에는 한 쌍의 가이드돌기가 하향 경사지게 돌출 형성되는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 3에 있어서,상기 클램프의 하부에는 상기 돌출부의 하부에 위치되는 걸림부가 돌출 형성되고,상기 돌출부는 상기 샤프트의 슬라이드 이동에 따라 선택적으로 상기 걸림부를 가압하여 상기 탄성부재에 의해 상기 클램프에 탄성력이 인가되도록 하는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 1에 있어서, 상기 용접 팁 장착수단은,상기 용접 팁 탈거수단의 일측면에 결합된 하우징과, 상기 하우징의 단부에 결합된 실린더와, 상기 하우징의 내부에 마련되어 상기 실린더에 의해 작동되는 핑거유닛을 포함하여 구성되는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 5에 있어서, 상기 핑거유닛은,상기 하우징의 내부에 위치되며 상기 실린더에 일단이 결합된 결합구와, 상기 결합구의 타단에 일단이 회동 가능하게 결합된 연결구와, 상기 연결구의 타단에 일단이 회동가능하게 결합되고, 중심부가 상기 하우징의 내부 소정 위치에 힌지결합된 작동핑거와, 상기 작동핑거의 하부에 위치되도록 하우징의 내부 소정 위치에 결합된 고정핑거를 포함하여 구성되는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 6에 있어서,상기 하우징의 일측면 소정 위치에는 가이드홈이 형성되고, 상기 결합구는 상기 실린더의 작동에 연동하여 상기 가이드홈을 따라 이동되는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 1에 있어서, 상기 용접 팁 공급수단은,상기 용접 건으로부터 소정 간격 이격되게 설치된 포스트프레임과, 상기 포스트프레임의 상부에 결합되며 용접 팁 수용부와 용접 팁 투입구를 구비하는 몸체와, 상기 몸체의 양측면에 결합된 커버로 이루어지고,상기 포스트프레임의 높이 방향 소정 위치에는 용접 팁 수거통이 설치되는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 8에 있어서,상기 용접 팁 투입구의 일측면에는 상기 용접 팁 투입구를 통해 상기 용접 팁 수용부로 공급되는 용접 팁의 투입 방향이 반대방향으로 되었을 때 상기 용접 팁 투입구를 통해 용접 팁이 상기 용접 팁 수용부로 투입되지 않도록 하는 오투입방지부가 형성된 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 1에 있어서,상기 용접 팁 공급수단의 상측에는 상기 용접 팁 공급수단에 용접 팁을 공급하는 보조 용접 팁 공급유닛이 설치되되,상기 보조 용접 팁 공급유닛은 내부에 높이방향을 따라 용접 팁 저장부가 형성된 몸체와, 상기 몸체의 하부면 소정 위치에 상기 용접 팁 저장부와 연통되게 형성된 개구부와, 상기 개구부로부터 상기 몸체의 하부면에 길이방향을 따라 형성된 절개부에 회동가능하게 결합되어 상기 개구부를 개폐하는 개폐레버와, 상기 몸체의 양측면에 결합된 커버를 포함하여 구성되는 것을 특징으로 하는 용접 팁 교환장치.
- 청구항 1에 있어서,상기 용접 팁 탈거수단 또는 상기 용접 팁 장착수단 중 적어도 어느 하나에는 상기 용접 건의 생크 선단의 휨 상태를 확인하는 휨 측정 센서가 설치되는 것을 특징으로 하는 용접 팁 교환장치.
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2900746A CA2900746A1 (en) | 2013-02-13 | 2014-02-12 | Welding tip changing device |
| US14/387,710 US9744626B2 (en) | 2013-02-13 | 2014-02-12 | Apparatus for changing welding tip |
| MX2015010454A MX2015010454A (es) | 2013-02-13 | 2014-02-12 | Dispositivo de sustitucion de punta de soldadura. |
| JP2015540619A JP6062562B2 (ja) | 2013-02-13 | 2014-02-12 | 溶接チップ交換装置 |
| IN8517DEN2014 IN2014DN08517A (ko) | 2013-02-13 | 2014-02-12 | |
| CN201480001048.2A CN104245214B (zh) | 2013-02-13 | 2014-02-12 | 用于更换焊接喷嘴的装置 |
| BR112014026067A BR112014026067A2 (pt) | 2013-02-13 | 2014-02-12 | aparelho para substituir pontas de solda |
| EP14751638.9A EP2829350B1 (en) | 2013-02-13 | 2014-02-12 | Welding tip changing device |
| RU2014138575/02A RU2605728C2 (ru) | 2013-02-13 | 2014-02-12 | Устройство для замены рабочего конца сварочного электрода |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020130015218A KR101310291B1 (ko) | 2013-02-13 | 2013-02-13 | 용접 팁 교환장치 |
| KR10-2013-0015218 | 2013-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2014126381A1 true WO2014126381A1 (ko) | 2014-08-21 |
Family
ID=49456479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2014/001140 Ceased WO2014126381A1 (ko) | 2013-02-13 | 2014-02-12 | 용접 팁 교환장치 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US9744626B2 (ko) |
| EP (1) | EP2829350B1 (ko) |
| JP (1) | JP6062562B2 (ko) |
| KR (1) | KR101310291B1 (ko) |
| CN (1) | CN104245214B (ko) |
| BR (1) | BR112014026067A2 (ko) |
| CA (1) | CA2900746A1 (ko) |
| IN (1) | IN2014DN08517A (ko) |
| MX (1) | MX2015010454A (ko) |
| RU (1) | RU2605728C2 (ko) |
| WO (1) | WO2014126381A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2821464C2 (ru) * | 2021-05-14 | 2024-06-24 | Бройер Зюстемтехник Гмбх | Устройство для снятия наконечников электродов с хвостовиков электродов |
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| KR101216192B1 (ko) * | 2012-07-31 | 2012-12-28 | 이승해 | 스폿 용접 건의 용접 팁 교환장치 |
| KR101556983B1 (ko) | 2013-12-30 | 2015-10-05 | 주식회사 성우하이텍 | 스폿 용접용 용접팁 교환장치 |
| KR101556982B1 (ko) | 2013-12-30 | 2015-10-05 | 주식회사 성우하이텍 | 스폿 용접용 용접팁 교환장치 |
| WO2015178643A1 (ko) * | 2014-05-19 | 2015-11-26 | 최광술 | 용접기의 용접팁 교환 및 공급장치 |
| KR20170013709A (ko) | 2015-07-28 | 2017-02-07 | 한국티앤엠(주) | 팁 탈거 및 확인이 용이한 용접 팁 자동 교환장치 |
| JP6063014B1 (ja) | 2015-08-31 | 2017-01-18 | ファナック株式会社 | 溶接チップおよびノズルを交換するためのチャック装置、およびロボット |
| KR101624698B1 (ko) | 2015-11-11 | 2016-05-26 | 최광술 | 용접팁 공급장치 |
| US10906124B2 (en) * | 2017-02-09 | 2021-02-02 | G.E. Schmidt, Inc. | Swing arm assembly with lift assembly |
| EP3766621A1 (de) * | 2019-07-15 | 2021-01-20 | Lutz Precision, K.S. | Vorrichtung zum abdrehen und abstreifen einer elektrodenkappe von einer elektrodenkappen-aufnahme und abstreifvorrichtung |
| JP7333601B2 (ja) * | 2019-09-26 | 2023-08-25 | 株式会社キョクトー | スポット溶接用電極供給装置 |
| KR102957409B1 (ko) | 2022-11-08 | 2026-04-28 | 한국티앤엠(주) | 용접 팁 탈거장치 |
| KR20240150264A (ko) | 2023-04-07 | 2024-10-15 | 한국티앤엠(주) | 팁 공급장치 및 이를 포함하는 팁 체인저 |
| CN117300472B (zh) * | 2023-11-29 | 2024-02-13 | 山西国重工程科技有限公司 | 一种钢结构损伤点焊接装置 |
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Also Published As
| Publication number | Publication date |
|---|---|
| BR112014026067A2 (pt) | 2017-07-11 |
| RU2605728C2 (ru) | 2016-12-27 |
| EP2829350A1 (en) | 2015-01-28 |
| JP6062562B2 (ja) | 2017-01-18 |
| KR101310291B1 (ko) | 2013-09-24 |
| EP2829350A4 (en) | 2016-04-13 |
| CN104245214B (zh) | 2016-11-30 |
| MX2015010454A (es) | 2016-02-22 |
| RU2014138575A (ru) | 2016-04-10 |
| US20150038306A1 (en) | 2015-02-05 |
| CA2900746A1 (en) | 2014-08-21 |
| EP2829350B1 (en) | 2017-11-15 |
| US9744626B2 (en) | 2017-08-29 |
| CN104245214A (zh) | 2014-12-24 |
| JP2015533348A (ja) | 2015-11-24 |
| IN2014DN08517A (ko) | 2015-05-15 |
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