CN210848873U - Vehicle body side wall assembly device - Google Patents
Vehicle body side wall assembly device Download PDFInfo
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- CN210848873U CN210848873U CN201921291694.3U CN201921291694U CN210848873U CN 210848873 U CN210848873 U CN 210848873U CN 201921291694 U CN201921291694 U CN 201921291694U CN 210848873 U CN210848873 U CN 210848873U
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Abstract
The utility model discloses a car body side wall assembly device, which comprises a side wall gripper clamp and a gantry frame, wherein the gantry frame is provided with a side wall assembly frame unit with a rectangular structure; the side wall gripper clamp comprises a frame in a rectangular structure, a common connecting mechanism is arranged on the outer side of the left upper corner of the frame, and N special connecting mechanisms are arranged on the outer side of the right lower corner of the frame; n is more than or equal to 2; n first fixing mechanisms are arranged on the inner side of the upper left corner of the side wall general splicing frame unit, and one of the first fixing mechanisms is connected with the common connecting mechanism; and N second fixing mechanisms are arranged on the inner side of the right lower corner of the side wall assembly frame unit, and one of the second fixing mechanisms is connected with one of the N special connecting mechanisms. By adding the matched positioning mechanism on the gantry frame and the side wall gripper clamp, the purpose that the multiple vehicle bodies are assembled and welded by using the same side wall gripper under the condition that the coordinates of the multiple vehicle bodies are different can be achieved.
Description
Technical Field
The utility model belongs to the technical field of the automobile body welding equipment, especially, relate to an automobile body side wall always pieces together device.
Background
At present, the welding platform of the white automobile body of the automobile adopts a gantry frame type structure, which becomes the mainstream of the industry. The integrated gripper clamp is used for grabbing workpieces (mainly including side walls, front walls and rear walls) and sending the workpieces to the gantry frame welding platform, and the workpieces and the floor of the vehicle body can be welded after the integrated gripper clamp and the gantry frame welding platform are positioned.
For example, the Chinese patent application CN201810194488.4 discloses an integrated gripper clamp device B for positioning a side wall assembly of a vehicle body, wherein the top of a welding line platform P is provided with a limiting and locking device B-6 for pre-positioning the integrated gripper clamp device; the top of the integrated gripper clamp device B is connected with a limiting locking device B-6 in a matched mode, and the bottom of the integrated gripper clamp device B is connected with a positioning mechanism P-1 of a welding line platform in a matched mode.
In the scheme of the automobile body-in-white welding fixture, because the welding positions of different automobile types are different at the same welding station, the automobile body can be generally spliced and welded only by adopting a plurality of side wall gripper fixtures aiming at the flexible splicing of multiple automobile types, and correspondingly, a positioning mechanism matched with the different side wall gripper fixtures is arranged on the gantry frame. When a first type of vehicle is welded, the robot grabs a first set of gripper fixture to grab a workpiece and then welds the workpiece on the gantry frame, the gripper positioning device positions, clamps and then welds the workpiece, and when a next type of vehicle is welded, the robot places the first set of gripper fixture on the gripper placing table and then grabs a second set of gripper fixture to grab the workpiece. This general tailor welding method has the following problems:
1. the space required by the station is increased, and too many gripper clamps are difficult to store under the condition of insufficient space;
2. the manufacturing cost is increased;
3. the time beat is prolonged when the gripper clamp is switched.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide one kind and can realize that multiple automobile body always pieces together welded automobile body side wall always pieces together the device.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a car body side wall general assembly device comprises a side wall hand grip clamp and a gantry frame, wherein the gantry frame is provided with a side wall general assembly frame unit in a rectangular structure; the side wall gripper clamp comprises a frame in a rectangular structure, a common connecting mechanism is arranged on the outer side of the left upper corner of the frame, and N special connecting mechanisms are arranged on the outer side of the right lower corner of the frame; n is more than or equal to 2;
n first fixing mechanisms are arranged on the inner side of the upper left corner of the side wall general splicing frame unit, and one of the first fixing mechanisms is connected with the common connecting mechanism;
and N second fixing mechanisms are arranged on the inner side of the right lower corner of the side wall assembly frame unit, and one of the second fixing mechanisms is connected with one of the N special connecting mechanisms.
By adding the matched positioning mechanism on the gantry frame and the side wall gripper clamp, the purpose that the multiple vehicle bodies are assembled and welded by using the same side wall gripper under the condition that the coordinates of the multiple vehicle bodies are different can be achieved.
Because the spatial positions of different vehicle types are different, through simulation analysis, only the connecting mechanism at the upper left corner of the side wall gripper clamp can be shared by two positions, positioning mechanisms of two vehicle types are required to be provided at other positions, or else, the side wall gripper and the positioning mechanism on the gantry frame are interfered by one shared connecting mechanism.
As a further improvement of the above technical solution:
for preventing that location in-process side wall and anchor clamps from taking place to rock, the side wall is always pieced together the lower left corner inboard of frame element and is equipped with first stop gear, the lower left corner outside of frame is equipped with a N first positioning mechanism, one of them first positioning mechanism with first stop gear butt.
For further preventing that location in-process side wall and anchor clamps from taking place to rock, the side wall is always pieced together the upper right corner inboard of frame unit and is equipped with second stop gear, the upper right corner outside of frame is equipped with a N second positioning mechanism, one of them second positioning mechanism with second stop gear butt.
The shared connecting mechanism is a first shaft sleeve, and the first fixing mechanism is a first positioning pin matched with the first shaft sleeve.
The special connecting mechanism is a second shaft sleeve, and the second fixing mechanism is a second positioning pin matched with the second shaft sleeve.
The first limiting mechanism and the second limiting mechanism are both limiting blocks, and the first positioning mechanism and the second positioning mechanism are both positioning blocks.
In addition, the middle part of the frame of the side wall gripper clamp is provided with a cylinder for clamping the side wall. And after the side wall gripper clamp is positioned, the side wall gripper clamp is firmly fixed on the gantry frame through the clamping cylinder, so that the clamp is prevented from deviating in the welding process.
The outer side of the upper left corner of the frame is provided with a first mounting seat, and the common connecting mechanism is arranged at the upper end of the first mounting seat.
And a second mounting seat is arranged on the outer side of the right lower corner of the frame, and N special connecting mechanisms are arranged on the second mounting seat.
The outer side of the lower left corner of the frame is provided with a third mounting seat, and N first positioning mechanisms are arranged on the third mounting seat.
And a fourth mounting seat is arranged on the outer side of the right upper corner of the frame, and the N second positioning mechanisms are arranged on the fourth mounting seat.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses can realize under the different circumstances of a plurality of automobile body coordinates, use same side wall tongs to realize the total tailor-welding of multiple side wall automobile body.
2. The utility model discloses well side wall tongs and gantry frame form the integration, and the position precision is high. Production methods uses the anchor clamps form in the past, and the side wall tongs only plays the transport effect, the utility model discloses a side wall tongs anchor clamps play the transport effect promptly, have reached the function of anchor clamps location again.
3. The side wall grippers can be used for gripping different side walls, the number of the side wall grippers on the flexible assembling is reduced, the production cost is reduced, the grippers are used all the time, a gripper placing table does not need to be arranged, and the space requirement required by the flexible general assembling station is also reduced.
4. Because the same side wall gripper is used, when the production vehicle type is switched, the robot does not need to switch the side wall gripper, and the production time beat is reduced.
Drawings
Fig. 1 is the utility model discloses vehicle body side wall always pieces together the schematic structure diagram of device.
Fig. 2 is the utility model discloses frame element's structural schematic is always pieced together to side wall.
Fig. 3 is the utility model discloses side wall tongs anchor clamps's schematic structure view.
Illustration of the drawings: 1. a side wall gripper clamp; 11. a frame; 12. a common connection mechanism; 13. a dedicated connection mechanism; 14. a first positioning mechanism; 15. a second positioning mechanism; 16. a first mounting seat; 17. a second mounting seat; 18. a third mounting seat; 19. a fourth mounting seat; 2. a gantry frame; 21. a side wall general splicing frame unit; 22. a first fixing mechanism; 23. a second fixing mechanism; 24. a first limit mechanism; 25. and a second limiting mechanism.
Detailed Description
The invention is further described below with reference to specific preferred embodiments, without thereby limiting the scope of protection of the invention.
Example 1:
as shown in fig. 1, the vehicle body side wall assembly device of the embodiment includes a side wall gripper clamp 1 and a gantry frame 2.
As shown in fig. 3, the gantry frame 2 has a side wall general splicing frame unit 21 with a rectangular structure; as shown in fig. 2, the side gusset gripper clamp 1 includes a frame 11 having a rectangular configuration. The side wall gripper clamp 1 grips the side wall from a side wall fine positioning warehouse or a workpiece loading platform and then is loaded on a side wall general splicing frame unit 21 of the gantry frame.
As shown in fig. 2, a first mounting seat 16 extending upward is disposed on an outer side of a left upper corner of the frame 11, and a common connecting mechanism 12 is disposed at an upper end of the first mounting seat 16, in this embodiment, the common connecting mechanism 12 is a first positioning bushing. A second mounting seat 17 is arranged on the outer side of the right lower corner of the frame 11, and two special connecting mechanisms 13 are arranged on the second mounting seat 17, in this embodiment, the special connecting mechanism 13 is a second positioning shaft sleeve, and the two special connecting mechanisms 13 are respectively marked as 13-1 and 13-2. The second mounting seat 17 has an upwardly extending projection and a rightward extending projection, 13-1 being provided on the upwardly extending projection, and 13-2 being provided on the rightward extending projection.
With reference to fig. 2, a third mounting seat 18 is disposed outside a lower left corner of the frame 11, and two first positioning mechanisms 14 are disposed on the third mounting seat 18, in this embodiment, the positioning mechanisms 14 are first positioning blocks, and the two first positioning blocks are respectively denoted as 14-1 and 14-2. The third mounting seat 18 has a downwardly extending projection and a leftwardly extending projection, 14-1 is provided on the leftwardly extending projection, and 14-2 is provided on the downwardly extending projection. A fourth mounting seat 19 is disposed on an outer side of a right upper corner of the frame 11, and two second positioning mechanisms 15 are disposed on the fourth mounting seat 19, in this embodiment, the positioning mechanisms 15 are second positioning blocks, and the two second positioning blocks are respectively denoted as 15-1 and 15-2. The fourth mounting seat 19 has a protrusion extending to the lower left corner and a protrusion extending to the right, 15-1 is provided on the protrusion extending to the right, and 15-2 is provided on the protrusion extending to the lower left corner.
As shown in fig. 3, two first fixing mechanisms 22 are arranged on the inner side of the upper left corner of the side wall assembly frame unit 21 through a mounting seat, in this embodiment, the first fixing mechanisms 22 are first positioning pins matched with the first positioning shaft sleeves, the first positioning pin on the right side is denoted as 22-1, and the first positioning pin on the left side is denoted as 22-2. Two second fixing mechanisms 23 are arranged on the inner side of the right lower corner of the side wall assembly frame unit 21 through a mounting seat, in the embodiment, the second fixing mechanisms 23 are second positioning pins matched with second positioning shaft sleeves, the second positioning pin on the right side is marked as 23-1, and the second positioning pin on the left side is marked as 23-2. The inner side of the lower left corner of the side wall assembly frame unit 21 is provided with a first limiting mechanism 24 through a mounting seat, and in the embodiment, the first limiting mechanism 24 is a first limiting block matched with the first locating block. The inner side of the lower right corner of the side wall assembly frame unit 21 is provided with a second limiting mechanism 25 through a mounting seat, and in this embodiment, the second limiting mechanism 25 is a second limiting block matched with a second positioning block.
In addition, the middle part of the frame of the side wall gripper clamp is provided with a cylinder for clamping the side wall. And after the side wall gripper clamp is positioned, the side wall gripper clamp is firmly fixed on the gantry frame through the clamping cylinder, so that the clamp is prevented from deviating in the welding process.
The utility model discloses a theory of operation does:
and (3) inserting the first positioning pin 22-1 into the first positioning shaft sleeve 12, inserting the second positioning pin 23-1 into the second positioning shaft sleeve 13-1, wherein at the moment, the first limiting block 24 is abutted against the first positioning block 14-1, and the second limiting block is abutted against the second positioning block 15-1, so that the welding positioning of the side wall of the first vehicle type is completed. And then clamping the side wall gripper clamp 1 by the cylinder on the side wall general assembly frame unit 21, and separating the robot, so that the gantry frame and the side wall gripper are clamped to form a whole, which is the welding position of the first vehicle type.
When a second type of vehicle is required to be welded, the first positioning pin 22-2 is inserted into the first positioning shaft sleeve 12, the second positioning pin 23-2 is inserted into the second positioning shaft sleeve 13-2, at the moment, the first limiting block 24 is abutted against the first positioning block 14-2, and the second limiting block is abutted against the second positioning block 15-2, so that the welding positioning of the side wall of the second type of vehicle is completed.
In order to eliminate installation errors, all the positioning pins can be adjusted in X, Y, Z three directions, and the position accuracy of the side wall hand grab on the gantry frame is guaranteed. Each positioning shaft sleeve is a copper sleeve and is matched with the positioning pin.
In addition, the left end and the right end of the bottom of the frame 11 are both provided with positioning blocks 3 which are used for positioning the hand grip on the Z-direction bearing position of the gantry frame and positioning the hand grip with a floor clamp.
The above description is only for the preferred embodiment of the present application and should not be taken as limiting the present application in any way, and although the present application has been disclosed in the preferred embodiment, it is not intended to limit the present application, and those skilled in the art should understand that they can make various changes and modifications within the technical scope of the present application without departing from the scope of the present application, and therefore all the changes and modifications can be made within the technical scope of the present application.
Claims (10)
1. A car body side wall total splicing device comprises a side wall gripper clamp (1) and a gantry frame (2), wherein the gantry frame (2) is provided with a side wall total splicing frame unit (21) in a rectangular structure; the side wall gripper clamp (1) is characterized by comprising a frame (11) in a rectangular structure, a common connecting mechanism (12) is arranged on the outer side of the left upper corner of the frame (11), and N special connecting mechanisms (13) are arranged on the outer side of the right lower corner of the frame (11); n is more than or equal to 2;
n first fixing mechanisms (22) are arranged on the inner side of the upper left corner of the side wall general splicing frame unit (21), wherein one first fixing mechanism (22) is connected with the common connecting mechanism (12);
n second fixing mechanisms (23) are arranged on the inner side of the lower right corner of the side wall general splicing frame unit (21), wherein one second fixing mechanism (23) is connected with one of the N special connecting mechanisms (13).
2. The vehicle body side wall assembly device according to claim 1, wherein a first limiting mechanism (24) is arranged on the inner side of the lower left corner of the side wall assembly frame unit (21), N first positioning mechanisms (14) are arranged on the outer side of the lower left corner of the frame (11), and one first positioning mechanism (14) abuts against the first limiting mechanism (24).
3. The vehicle body side wall assembly device according to claim 2, wherein a second limiting mechanism (25) is arranged on the inner side of the right upper corner of the side wall assembly frame unit (21), N second positioning mechanisms (15) are arranged on the outer side of the right upper corner of the frame (11), and one of the second positioning mechanisms (15) is abutted to the second limiting mechanism (25).
4. A vehicle body side wall assembly according to any one of claims 1 to 3, wherein the common connecting means (12) is a first bushing and the first fixing means (22) is a first positioning pin cooperating with the first bushing.
5. The vehicle body side wall assembly device according to any one of claims 1 to 3, wherein the special connecting mechanism (13) is a second shaft sleeve, and the second fixing mechanism (23) is a second positioning pin matched with the second shaft sleeve.
6. The vehicle body side wall assembly device according to claim 3, wherein the first limiting mechanism (24) and the second limiting mechanism (25) are both limiting blocks, and the first positioning mechanism (14) and the second positioning mechanism (15) are both positioning blocks.
7. The vehicle body side wall assembly device according to any one of claims 1 to 3, wherein a first mounting seat (16) is arranged on the outer side of the left upper corner of the frame (11), and the common connecting mechanism (12) is arranged at the upper end of the first mounting seat (16).
8. The vehicle body side wall assembly device according to any one of claims 1 to 3, wherein a second mounting seat (17) is arranged on the outer side of the right lower corner of the frame (11), and N special connecting mechanisms (13) are arranged on the second mounting seat (17).
9. The vehicle body side wall assembly device according to claim 2 or 3, characterized in that a third mounting seat (18) is arranged outside the lower left corner of the frame (11), and the N first positioning mechanisms (14) are arranged on the third mounting seat (18).
10. The vehicle body side wall assembly device according to claim 3, wherein a fourth mounting seat (19) is arranged on the outer side of the right upper corner of the frame (11), and N second positioning mechanisms (15) are arranged on the fourth mounting seat (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921291694.3U CN210848873U (en) | 2019-08-09 | 2019-08-09 | Vehicle body side wall assembly device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921291694.3U CN210848873U (en) | 2019-08-09 | 2019-08-09 | Vehicle body side wall assembly device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210848873U true CN210848873U (en) | 2020-06-26 |
Family
ID=71298167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921291694.3U Active CN210848873U (en) | 2019-08-09 | 2019-08-09 | Vehicle body side wall assembly device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210848873U (en) |
-
2019
- 2019-08-09 CN CN201921291694.3U patent/CN210848873U/en active Active
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