CN218226634U - General tongs structure of side seal board about welding fender - Google Patents
General tongs structure of side seal board about welding fender Download PDFInfo
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- CN218226634U CN218226634U CN202221621232.5U CN202221621232U CN218226634U CN 218226634 U CN218226634 U CN 218226634U CN 202221621232 U CN202221621232 U CN 202221621232U CN 218226634 U CN218226634 U CN 218226634U
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Abstract
The utility model relates to a side seal board's general tongs structure about welding fender, the butt joint locating support that mirror symmetry set up about one set of tongs mechanism and two sets, characterized by: the welded left sealing plate and the welded right sealing plate are symmetrically clamped on the gripper mechanism; the gripper mechanism is connected with a mechanical rotating arm of the robot and can be connected to a left butting and positioning bracket or a left butting and positioning bracket in a matching way by turning 180 degrees; the gripper mechanism comprises a connecting frame in a shape like a Chinese character 'ri', an electric control unit arranged in the middle of the front edge of the connecting frame, a gun changing plate arranged in the middle of the rear edge of the connecting frame, a positioning member arranged on a cross support in the middle of the connecting frame, first butt-joint members symmetrically arranged at the front ends of the upper edge and the lower edge of the connecting frame, and a second butt-joint member symmetrically arranged on the rear edge of the connecting frame. The welding positioning device can effectively ensure the welding positioning precision of workpieces, reduce the number of tools and the occupied area, is beneficial to the transformation of old and small production lines, and reduces the cost.
Description
Technical Field
The utility model relates to a technical field of auto-parts transport location especially relates to a general tongs structure of side seal board about welding fender.
Background
In the assembly welding of the whole automobile, the application of a fender mounting side sealing plate structure is increasing. "a fender installing support structure" as CN213892677U discloses, including side seal board reinforcement, the headlamp installing support of installation side seal board, fixed connection at the installation side seal board front end, characterized by: still include with install side seal board, side seal board reinforcement and headlamp installing support connected's fender installing support assembly, fender installing support assembly comprises installation fore-stock and rather than fixed connection's installation support piece. It can adjust fender vertical direction or left and right direction, reduces the gap between fender and the adjacent component to can promote installing support's bulk strength and rigidity. Generally, the grippers of the fender mounting side sealing plate are divided into two left and right independent grippers, and two robots grip the fender mounting side sealing plate for positioning welding through two sets of transmission systems. This scheme is to white automobile body thread fender installation side shrouding upper workpiece position spatial position requirement big, and fixed asset investment cost is high, commodity circulation passageway increases, is unfavorable for old little production line transformation to and new production line reduce cost. Accordingly, there is a need for further improvements in the hand grips of existing fender mounting side panels.
CN 215146141U discloses "white automobile body fender welt welding free floating tongs", includes: the floating mechanism can simultaneously float in the X direction and the Y direction, and the X direction is vertical to the Y direction; the first bracket is used for being fixed with the white car body welding main frame; the second support is connected with the first support through a floating mechanism, and the second support can float in the X direction and the Y direction relative to the first support. The floating mechanism which simultaneously floats in XY directions can correct the relative positions of the body-in-white and the fender liner plate of the body-in-white, so that the accurate relative positions of the body-in-white and the fender liner plate of the body-in-white are ensured. The technical solution disclosed in this patent document is a useful attempt in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a side seal board's general tongs structure about welding fender, it can effectively guarantee work piece welding position precision, reduces frock quantity and area, is favorable to old little production line to reform transform reduce cost.
General tongs structure of side seal board about welding fender, butt joint locating support, characterized by that mirror symmetry set up about one set of tongs mechanism and two sets of: the welded left sealing plate and the welded right sealing plate are symmetrically clamped on the gripper mechanism; the gripper mechanism is connected with a mechanical rotating arm of the robot and can be turned over by 180 degrees to be connected to a left side or a left side butt joint positioning bracket in a matched manner; the gripper mechanism comprises a connecting frame in a shape like a Chinese character 'ri', an electric control unit arranged in the middle of the front edge of the connecting frame, a gun changing plate arranged in the middle of the rear edge of the connecting frame, a positioning member arranged on a cross brace in the middle of the connecting frame, positioning pin members and pressing blocks which are symmetrically arranged in pairs on the front edge of the connecting frame, first butt-joint members symmetrically arranged at the front ends of the upper edge and the lower edge of the connecting frame, and second butt-joint members symmetrically arranged on the rear edge of the connecting frame.
Further, the first butt joint member comprises a connecting plate, a positioning hole seat arranged in the middle of one side of the connecting plate, a pin bush arranged in the center of the positioning hole seat, a first connecting block arranged at the right lower corner of one side of the connecting plate, and a supporting block arranged on the other side of the connecting plate, wherein the pin bush vertically penetrates through the connecting plate; the upper part of the connecting plate of the first butt joint component is connected with the connecting frame of the gripper mechanism in a positioning way; the structure of the second butt joint component and the connection mode of the second butt joint component and the gripper mechanism are the same as those of the first butt joint component.
Further, the butting positioning support comprises a support body, a first butting positioning member connected to the upper part of the front edge of the support body and a second butting positioning member connected to the upper end of the rear edge of the support body; the first butt joint positioning member is connected with the first butt joint member on the gripper mechanism in a matched mode, and the second butt joint positioning member is connected with the second butt joint member on the gripper mechanism in a matched mode.
Further, the first butt positioning component comprises an air cylinder, a connecting plate connected with the air cylinder, a pressing plate connected with the connecting plate, a positioning pin seat connected with the pressing plate, a positioning pin arranged in the middle of the positioning pin seat and a connecting block arranged at the upper left corner of the positioning pin seat; the cylinder of the first butt joint positioning component is fixedly connected to the bracket body of the butt joint positioning bracket; the positioning pin is correspondingly matched with the pin sleeve on the first butt joint component.
Further, the structure of the second butt joint positioning component and the matching connection relationship between the second butt joint positioning component and the adjacent component are the same as those of the first butt joint positioning component.
Further, the positioning pin component consists of a hook pin and an air cylinder; the left and right side seal plates and the white vehicle body can be firmly clamped.
Further, the gun changing disc of the gripper mechanism is connected with a robot mechanical arm, the gripper mechanism is turned over by 180 degrees through rotation of a mechanical shaft of the robot, and grabbing and loading of the left sealing plate and the right sealing plate are completed.
Compared with the prior art, the utility model has the following advantages
Compared with two pairs of grippers of the prior structure, the left and right universal gripper mechanism of the structure needs two robots and two sets of workpiece loading systems, only one robot and one set of workpiece loading system are needed for the left and right universal gripper mechanism, the required equipment is half less in quantity and small in occupied area, and the positioning accuracy of the left sealing plate and the right sealing plate can be effectively guaranteed.
The problem of under the prior art condition automobile fender installation side shrouding piece tongs divide into about two, to old production line, little space new production line, it is big to receive the restriction of place space influence, equipment occupation of land space must reduce is solved.
Description of the drawings:
fig. 1 is a perspective view of the structure of the present invention (two butt positioning brackets are arranged symmetrically left and right and a gripper mechanism is connected to the left butt positioning bracket);
FIG. 2 is a schematic view of the gripper mechanism;
FIG. 3 is a schematic view of the left and right closure plates attached to the gripper mechanism;
FIG. 4 is a schematic mechanical view of the docking positioning fixture;
FIG. 5 is a schematic structural view of the first docking member;
FIG. 6 is a rear view of FIG. 5;
fig. 7 is a schematic structural view of the first butt positioning member.
In the figures (reference signs refer to technical features):
1-a gripper mechanism, 11-a connecting frame, 12-an electric control unit, 13-a gun changing disc, 14-a positioning member, 15-a positioning pin member, 16-a pressing block, 17-a first butt joint member and 18-a second butt joint member;
171-connecting plate, 172-positioning hole seat, 173-pin bush, 174-first connecting block, 175-supporting block;
16-gun changing plate, 17-electric control unit;
2-butt joint positioning support, 21-support body;
22-first butt positioning member, 220-cylinder, 221-connecting piece; 222-a pressing plate, 223-a positioning pin seat, 224-a positioning pin and 225-a connecting block;
23-a second docking positioning member;
3, a left side sealing plate;
4-right side closing plate.
The specific implementation mode is as follows:
the technical solution of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 and 7, the general hand grab structure for welding left and right side sealing plates of a fender comprises a set of hand grab mechanism 1 and two sets of butt joint positioning brackets 2 arranged in left and right mirror symmetry, and is characterized in that: the welded left sealing plate 3 and the welded right sealing plate 4 are symmetrically clamped on the gripper mechanism 1; the gripper mechanism 1 is connected with a mechanical rotating arm of the robot and can be turned over 180 degrees and connected to the left side or the left side butt joint positioning bracket 2 in a matched manner; the gripper mechanism 1 comprises a connecting frame 11 in a shape like a Chinese character 'ri', an electric control unit 12 arranged in the middle of the front side of the connecting frame 11, a gun changing plate 13 arranged in the middle of the rear side of the connecting frame 11, a positioning member 14 arranged on a cross support in the middle of the connecting frame 11, positioning pin members 15 and pressing blocks 16 which are symmetrically arranged on the front side of the connecting frame 11 in pairs, first butt-joint members 17 symmetrically arranged at the front ends of the upper side and the lower side of the connecting frame 11, and second butt-joint members 18 symmetrically arranged on the rear side of the connecting frame 11.
The first butt joint member 17 includes a connecting plate 171, a positioning hole seat 172 provided on the middle portion of one side of the connecting plate, a pin bushing 173 provided at the center portion of the positioning hole seat, a first connecting block 174 provided at the right lower corner portion of one side of the connecting plate, and a supporting block 175 provided on the other side of the connecting plate, the pin bushing 173 vertically penetrating the first connecting block 174; the upper part of the connecting plate 171 of the first butt joint member 17 is positioned and connected with the connecting frame 11 of the gripper mechanism 1; the second docking member 18 has the same structure and the same connection method with the gripper mechanism 1 as the first docking member 17.
The butt joint positioning bracket 2 comprises a bracket body 21, a first butt joint positioning component 22 connected to the upper part of the front edge of the bracket body and a second butt joint positioning component 23 connected to the upper end of the rear edge of the bracket body; the first butt-joint positioning member 22 is connected with the first butt-joint member 17 on the gripper mechanism 1 in a matching way, and the second butt-joint positioning member 23 is connected with the second butt-joint member 18 on the gripper mechanism 1 in a matching way.
The first butt positioning member 22 comprises a cylinder 220, a connecting piece 221 connected with the cylinder, a pressing plate 222 connected with the connecting plate, a positioning pin seat 223 connected with the pressing plate, a positioning pin 224 arranged on the middle part of the positioning pin seat and a connecting block 225 arranged on the upper left corner of the positioning pin seat; the cylinder 220 of the first butt positioning member 22 is fixedly connected to the bracket body 21 of the butt positioning bracket 2; the positioning pin 224 is correspondingly engaged with the pin bushing 173 on the first docking member 17.
The second docking positioning member 23 has the same structure and its fitting connection relationship with the adjacent members as the first docking positioning member 22.
The positioning pin component 15 consists of a hook pin and a cylinder; the left and right side seal plates and the white vehicle body can be firmly clamped.
The gun changing disc 13 of the gripper mechanism 1 is connected with a robot mechanical arm, the gripper mechanism is turned over by 180 degrees through rotation of a mechanical shaft of the robot, and gripping and loading of the left sealing plate 3 and the right sealing plate 4 are completed.
The logical sequence of the operation of the components from the gripping to the loading of the left closing plate 3 and the right closing plate 4 is realized by an electric control unit 12. Firstly, the gripper mechanism 1 clamps the left sealing plate 3 and the right sealing plate 4 through the hook pin of the positioning pin member 15 and the positioning member 14; then, the robot arm carries the gripper mechanism 1 to the left docking positioning bracket 2, opens the pressing block 16 after approaching, approaches and attaches to the first docking positioning member 22, and presses through the cylinder 220, and the pressing plate 222 acts on the supporting block 175 to be in place. Then, the pressing block 16 clamps the left sealing plate 3 and the white vehicle body to complete welding. Then, the hook pin of the positioning pin member 15, the positioning member 14 and the pressing plate 222 are opened, the gripper mechanism is withdrawn and turned over by 180 degrees by the mechanical arm, and then the right sealing plate 4 is conveyed to the right butting positioning bracket 2, and the above process is repeated.
The positioning precision of the gripper mechanism 1 is ensured by the butt joint positioning structure. The positioning pin member 15 and the first butt positioning member 22 on the gripper mechanism are connected with the connecting block through adjusting gaskets, and in the process of installation and debugging, the positioning pin member and the first butt positioning member are measured and adjusted to a theoretical position by using three-coordinate equipment, so that the positioning holes of the gripper mechanism are matched with the positioning pins of the butt positioning support. Meanwhile, in the process that the gripper mechanism 1 approaches the butt joint positioning support 2, all the groups of pressing blocks are completely attached to the supporting blocks through the posture adjustment of the mechanical arm, so that the deflection of the gripper posture is avoided.
The embodiments of the present invention are described above, and those skilled in the art can understand that: various changes, modifications and substitutions may be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (7)
1. The utility model provides a general tongs structure of side seal board about welding fender, includes butt joint locating support (2) that mirror symmetry set up about one set of tongs mechanism (1) and two sets, characterized by: the welded left sealing plate (3) and the welded right sealing plate (4) are symmetrically clamped on the gripper mechanism (1); the gripper mechanism (1) is connected with a mechanical rotating arm of the robot and can be turned over by 180 degrees to be connected to the left side or the left side of the butt joint positioning bracket (2) in a matched manner; the gripper mechanism (1) comprises a connecting frame (11) in a shape like a Chinese character 'ri', an electric control unit (12) arranged in the middle of the front side of the connecting frame (11), a gun changing plate (13) arranged in the middle of the rear side of the connecting frame (11), positioning members (14) arranged on a cross support in the middle of the connecting frame (11), positioning pin members (15) and pressing blocks (16) which are symmetrically arranged on the front side of the connecting frame (11) in pairs, first butt joint members (17) symmetrically arranged at the front ends of the upper side and the lower side of the connecting frame (11), and second butt joint members (18) symmetrically arranged on the rear side of the connecting frame (11).
2. The universal hand grip structure for welding left and right side sealing plates of fenders as claimed in claim 1, wherein: the first butt joint member (17) comprises a connecting plate (171), a positioning hole seat (172) arranged in the middle of one surface of the connecting plate, a pin bush (173) arranged in the center of the positioning hole seat, a first connecting block (174) arranged at the right lower corner of one surface of the connecting plate, and a supporting block (175) arranged on the other surface of the connecting plate, wherein the pin bush (173) vertically penetrates through the first connecting block (174); the upper part of the connecting plate (171) of the first butt joint component (17) is connected with the connecting frame (11) of the gripper mechanism (1) in a positioning way; the structure of the second butt joint component (18) and the connection mode of the second butt joint component and the gripper mechanism (1) are the same as those of the first butt joint component (17).
3. The welded fender left and right side sealing plate general gripper structure according to claim 1 or 2, characterized in that: the butt joint positioning support (2) comprises a support body (21), a first butt joint positioning component (22) connected to the upper part of the front edge of the support body and a second butt joint positioning component (23) connected to the upper end of the rear edge of the support body; the first butt joint positioning member (22) is connected with a first butt joint member (17) on the gripper mechanism (1) in a matched mode, and the second butt joint positioning member (23) is connected with a second butt joint member (18) on the gripper mechanism (1) in a matched mode.
4. The welded fender left and right side sealing plate general gripper structure of claim 3, wherein: the first butt-joint positioning member (22) comprises an air cylinder (220), a connecting piece (221) connected with the air cylinder, a pressing plate (222) connected with the connecting plate, a positioning pin seat (223) connected with the pressing plate, a positioning pin (224) arranged in the middle of the positioning pin seat and a connecting block (225) arranged at the upper left corner of the positioning pin seat; the cylinder (220) of the first butt joint positioning component (22) is fixedly connected to the bracket body (21) of the butt joint positioning bracket (2); the positioning pin (224) is correspondingly matched with a pin sleeve (173) on the first butt joint component (17).
5. The universal hand grip structure for welding left and right side sealing plates of fenders as claimed in claim 4, wherein: the structure of the second butt joint positioning component (23) and the matching connection relation of the second butt joint positioning component and the adjacent component are the same as those of the first butt joint positioning component (22).
6. The structure of a universal grip for welding left and right side sealing plates of a fender according to claim 1 or 2, wherein: the positioning pin component (15) consists of a hook pin and an air cylinder; the left and right side seal plates and the body in white can be firmly clamped.
7. The structure of a universal grip for welding left and right side sealing plates of a fender according to claim 1 or 2, wherein: and a gun changing disc (13) of the gripper mechanism (1) is connected with a robot mechanical arm, and the gripper mechanism is turned over by 180 degrees through the rotation of a mechanical shaft of the robot, so that the left sealing plate (3) and the right sealing plate (4) are grabbed and loaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221621232.5U CN218226634U (en) | 2022-06-27 | 2022-06-27 | General tongs structure of side seal board about welding fender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221621232.5U CN218226634U (en) | 2022-06-27 | 2022-06-27 | General tongs structure of side seal board about welding fender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218226634U true CN218226634U (en) | 2023-01-06 |
Family
ID=84673755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221621232.5U Active CN218226634U (en) | 2022-06-27 | 2022-06-27 | General tongs structure of side seal board about welding fender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218226634U (en) |
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2022
- 2022-06-27 CN CN202221621232.5U patent/CN218226634U/en active Active
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