CN220073763U - Clamp for welding automobile body - Google Patents

Abstract

The utility model discloses a clamp for welding an automobile body, which comprises a base, a rotating shaft, a placing table, two bidirectional screws, screw blocks, a first motor, sliding rods, sliding blocks, clamping blocks, a second motor and clamping plates, wherein the rotating shaft is axially and vertically connected to the top of the base in a rotating way, the second motor for driving the rotating shaft to rotate is arranged on the base, the top of the rotating shaft is fixedly connected with the placing table, a first chute for accommodating the two bidirectional screws is arranged in the middle of the top of the placing table, the two bidirectional screws are transversely arranged in the first chute and are rotatably connected with the placing table, the first motors for driving the two bidirectional screws to rotate are arranged on the placing table, and the two screw blocks are respectively in screw connection with forward threads and reverse threads of the two bidirectional screws. The detachable clamping plate is adopted, and the shape of the clamping plate is designed to be suitable for the shape of a vehicle body, so that the clamping plate is matched with the vehicle body when the vehicle body is clamped by the clamping plate, the clamping is firmer, and the clamping plate can be replaced to be suitable for different parts of the vehicle body.

Description

Clamp for welding automobile body

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp for welding an automobile body.

Background

The automobile body of car need weld in processing or maintenance in-process, need use car anchor clamps to carry out centre gripping fixed to the automobile body, conveniently carry out welding work.

The prior automobile clamp has no measure for adapting to the shape of the automobile body when clamping the automobile body, so that if clamping different parts of the automobile body, different clamps are needed, or the automobile body is clamped by using a plane part all the time, so that the clamping is unstable.

Disclosure of Invention

The present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a clamp for welding an automobile body, which uses a detachable clamping plate, and the shape of the clamping plate is designed to be adapted to the shape of the automobile body, so that the clamping plate is engaged with the automobile body when clamping the automobile body by the clamping plate, the clamping is more firm, and the clamping plate can be replaced to be adapted to different parts of the automobile body.

The utility model realizes the above purpose through the following technical scheme:

the utility model provides a fixture for automobile body welding, the on-line screen storage device comprises a base, the pivot, place the platform, two-way screw rod, the screw rod piece, first motor, the slide bar, the slider, the clamp splice, the second motor, splint, pivot axial vertically swivelling joint is in the base top, install the second motor that is used for driving the pivot rotation on the base, pivot top and place platform fixed connection, be provided with the first spout that is used for acceping two-way screw rod in the middle of placing the platform top, two-way screw rod cross-put in first spout, and with place platform swivelling joint, place bench installation is used for driving two-way screw rod rotatory first motor, the screw rod piece is two, and respectively with two forward screw thread and the reverse screw thread spiro union of two-way screw rod, place the platform top be provided with the second spout that is used for acceping the slide bar side by side with first spout, the slide bar cross-put in the second spout, and with place platform fixed connection, slider in each second spout is two, and with second spout sliding fit, the clamp splice is two, and with two screw body fixed connection one by one, two clamp splice still respectively with two slider fixed connection on any slide bar, two clamp splice have all detachable clamp splice contacts.

Preferably, the device further comprises a rotary support, a support shaft and a third motor, wherein the two sides of the base are fixedly connected with the support shaft which is axially horizontal, the support shaft is rotatably connected with the rotary support, and the third motor for driving the support shaft to rotate is arranged on the rotary support.

Preferably, a plurality of groups of roller assemblies are arranged between the base and the placing table, and the roller assemblies are annularly arranged with the rotating shaft as the center; the roller assembly comprises a roller seat and a roller, the roller seat is fixedly connected with the base, the roller is rotationally connected with the roller seat and is contacted with the placing table, and the roller is axially arranged along the radial direction of the rotating shaft.

Preferably, the clamping plate is fixedly connected with a bolt, the clamping block is provided with a through hole for the bolt to pass through, and the bolt is in threaded connection with a nut for fastening the bolt.

Preferably, the screw block is in sliding fit with the first chute, and the sliding block is in sliding fit with the second chute.

Preferably, the tops of the screw block and the sliding block are higher than the top surface of the placing table.

Compared with the prior art, the detachable clamping plate is adopted, and the shape of the clamping plate is designed to be suitable for the shape of the vehicle body, so that the clamping plate is matched with the vehicle body when driven by the clamping block to move to clamp the vehicle body, the clamping is firmer, and the clamping plate on the clamping block can be replaced to be suitable for different parts of the vehicle body.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a first schematic construction of the present utility model;

FIG. 2 is a second schematic structural view of the present utility model;

FIG. 3 is a schematic view of the structure of the bi-directional screw of the present utility model;

fig. 4 is a schematic view of the structure of the bolt of the present utility model.

The reference numerals are explained as follows:

1. a base; 2. a rotating shaft; 3. a placement table; 4. a first chute; 5. a bidirectional screw; 6. a screw block; 7. a first motor; 8. a second chute; 9. a slide bar; 10. a slide block; 11. clamping blocks; 12. a rotary support; 13. a support shaft; 14. a third motor; 15. a second motor; 16. a roller seat; 17. a roller; 18. a clamping plate; 19. a bolt; 20. and (3) a nut.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like are all based on fig. 1 and are merely for convenience in describing the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1-4, a fixture for welding an automobile body comprises a base 1, a rotating shaft 2, a placing table 3, a bidirectional screw 5, screw blocks 6, a first motor 7, a sliding rod 9, a sliding block 10, clamping blocks 11, a second motor 15 and clamping plates 18, wherein the rotating shaft 2 is rotationally connected to the top of the base 1 in an axial vertical manner so as to support the placing table 3 to rotate, the second motor 15 for driving the rotating shaft 2 to rotate is installed on the base 1, the top of the rotating shaft 2 is fixedly connected with the placing table 3, a first sliding groove 4 for accommodating the bidirectional screw 5 is arranged in the middle of the top of the placing table 3, the bidirectional screw 5 is transversely arranged in the first sliding groove 4 and used for driving the screw blocks 6 to be mutually close to or far away from after rotation, the first motor 7 for driving the bidirectional screw 5 to rotate is arranged on the placing table 3, the screw blocks 6 are two sliding rods and are respectively in threaded connection with the forward threads and reverse threads of the bidirectional screw 5, the second sliding grooves 8 and 9 are transversely arranged in the second sliding grooves 8 and are fixedly connected with the placing table 3, each second sliding block 8 is fixedly connected with the placing table 3, each second sliding block 10 is in the sliding block 11 and is in sliding connection with the clamping blocks 11, and the clamping blocks 11 are respectively in sliding connection with the two clamping blocks 11, and the clamping blocks 11 are in stable connection with the two clamping blocks 11.

Specifically, start first motor 7 and drive bi-directional screw 5 rotation, make first spout 4 drive two spiral shell pieces 6 along first spout 4 be close to each other or keep away from, and then make clamp splice 11 follow the removal, then will place the automobile body centre gripping that platform 3 top surface was placed, drive pivot 2 rotation through second motor 15, and then make and place platform 3 rotation to make the automobile body rotatory, be convenient for weld different positions of automobile body.

Preferably, the device further comprises a rotary support 12, a support shaft 13 and a third motor 14, wherein the two sides of the base 1 are fixedly connected with the support shaft 13 which is axially horizontal, the support shaft 13 is rotatably connected with the rotary support 12, and the rotary support 12 is provided with the third motor 14 for driving the support shaft 13 to rotate.

Specifically, the third motor 14 is started to drive the support shaft 13 to rotate, so that the base 1 can be rotated to change the angle of the vehicle body, and welding of different parts of the vehicle body is further facilitated.

Preferably, a plurality of groups of roller assemblies are arranged between the base 1 and the placing table 3, and the roller assemblies are annularly arranged by taking the rotating shaft 2 as the center; the roller assembly comprises a roller seat 16 and a roller 17, wherein the roller seat 16 is fixedly connected with the base 1, the roller 17 is rotatably connected with the roller seat 16 and is contacted with the placing table 3, and the roller 17 is axially arranged along the radial direction of the rotating shaft 2.

Specifically, the placement table 3 rotates and the rollers 17 roll to support the placement table 3, thereby keeping it stable.

Preferably, the clamping plate 18 is fixedly connected with a bolt 19, a through hole for the bolt 19 to pass through is formed in the clamping block 11, a nut 20 for fastening the bolt 19 is screwed on the bolt 19, specifically, the bolt 19 can be loosened by rotating the nut 20, then the clamping plate 18 is disassembled, after the clamping plate 18 is replaced, the bolt 19 on the clamping plate 18 is inserted into the through hole in the clamping block 11, then the nut 20 is reversely rotated to fasten the bolt 19, and further the clamping plate 18 is fastened, so that the clamping plate 18 is replaced, and the clamping plate 18 is adapted to the shape of a vehicle body.

Preferably, the screw block 6 is in sliding fit with the first chute 4, and the slider 10 is in sliding fit with the second chute 8.

Preferably, the tops of the screw block 6 and the sliding block 10 are higher than the top surface of the placing table 3, and the screw block 6 and the sliding block 10 jointly support the clamping block 11 to avoid friction caused by contact between the clamping block 11 and the placing table 3.

In the above structure, the first motor 7 is started to drive the bidirectional screw 5 to rotate, so that the first chute 4 drives the two screw blocks 6 to be close to or far away from each other along the first chute 4, then the clamping block 11 moves in a following way, then the vehicle body placed on the top surface of the placing table 3 is clamped, the rotating shaft 2 is driven to rotate through the second motor 15, and then the placing table 3 is rotated, so that the vehicle body is rotated, welding on different parts of the vehicle body is facilitated, the third motor 14 is started to drive the supporting shaft 13 to rotate, the base 1 can be rotated, the angle of the vehicle body is changed, and welding on different parts of the vehicle body is further facilitated.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a car body anchor clamps for welding which characterized in that: the device comprises a base (1), a rotating shaft (2), a placing table (3), a bidirectional screw (5), a screw block (6), a first motor (7), a sliding rod (9), a sliding block (10), a clamping block (11), a second motor (15) and a clamping plate (18), wherein the rotating shaft (2) is axially and vertically connected to the top of the base (1), the second motor (15) for driving the rotating shaft (2) to rotate is installed on the base (1), the top of the rotating shaft (2) is fixedly connected with the placing table (3), a first sliding groove (4) for accommodating the bidirectional screw (5) is arranged in the middle of the top of the placing table (3), the bidirectional screw (5) is transversely arranged in the first sliding groove (4) and is in rotary connection with the placing table (3), the first motor (7) for driving the bidirectional screw (5) to rotate is installed on the placing table (3), the two screw blocks (6) are respectively screwed with the forward threads and the reverse threads of the bidirectional screw (5), the second sliding groove (8) for accommodating the sliding rod (9) which is arranged side by side with the first sliding groove (4), the sliding rod (9) is arranged in the second sliding groove (8) and is fixedly connected with the first sliding groove (8) in the second sliding groove (8), and with second spout (8) sliding fit, clamp splice (11) are two to with two spiral shell piece (6) fixed connection one by one, two clamp splice (11) still respectively with two slider (10) fixed connection on arbitrary slide bar (9), all can dismantle on two clamp splice (11) and be connected with splint (18) that are used for contacting the automobile body.

2. The jig for welding an automobile body according to claim 1, wherein: the device further comprises a rotary support (12), support shafts (13) and a third motor (14), wherein the support shafts (13) which are axially horizontal are fixedly connected to two sides of the base (1), the support shafts (13) are rotatably connected with the rotary support (12), and the third motor (14) for driving the support shafts (13) to rotate is arranged on the rotary support (12).

3. The jig for welding an automobile body according to claim 1, wherein: a plurality of groups of roller assemblies are arranged between the base (1) and the placing table (3), and the roller assemblies are annularly arranged by taking the rotating shaft (2) as the center; the roller assembly comprises a roller seat (16) and a roller (17), the roller seat (16) is fixedly connected with the base (1), the roller (17) is rotationally connected with the roller seat (16) and is contacted with the placing table (3), and the roller (17) is axially arranged along the radial direction of the rotating shaft (2).

4. The jig for welding an automobile body according to claim 1, wherein: the clamping plate (18) is fixedly connected with a bolt (19), the clamping block (11) is provided with a through hole for the bolt (19) to pass through, and the bolt (19) is in threaded connection with a nut (20) for fastening the bolt (19).

5. The jig for welding an automobile body according to claim 1, wherein: the screw block (6) is in sliding fit with the first chute (4), and the sliding block (10) is in sliding fit with the second chute (8).

6. A fixture for welding an automobile body according to claim 1 or 5, characterized in that: the tops of the screw block (6) and the sliding block (10) are higher than the top surface of the placing table (3).