CN219649048U

CN219649048U - Car welding jig

Info

Publication number: CN219649048U
Application number: CN202320276399.0U
Authority: CN
Inventors: 刘强
Original assignee: Mianyang Dekun Machinery Co ltd
Current assignee: Mianyang Dekun Machinery Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-09-08
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses an automobile welding fixture, which relates to the field of automobile part processing, and comprises a welding platform, wherein two sides of the welding platform are respectively and movably provided with a positioning plate for clamping and limiting an automobile component to be welded, the welding platform is also provided with a movable limiting mechanism, and the movable limiting mechanism is used for reinforcing and limiting the automobile component to be welded on the welding platform by adjusting the movable limiting mechanism; the locating plates are respectively connected to the top ends of the welding platforms through sliding installation of the guide rails, and pushing structures used for pushing the locating plates to move are respectively arranged at the ends, away from each other, of the locating plates. The welding fixture can clamp and limit automobile parts to be welded, and is convenient to weld on the welding fixture; meanwhile, the welding fixture is reasonable in structural design, convenient to use, low in manufacturing cost, economical and practical.

Description

Car welding jig

Technical Field

The utility model relates to the field of automobile part machining, in particular to an automobile welding fixture.

Background

After some parts of the automobile are produced, if the parts are to be installed on an automobile frame of the automobile, the parts of the automobile (such as a bumper, a door, a seat frame and the like) also need to be welded according to the design requirements, and the parts can be installed on the automobile frame in a matched mode. In the mill, when carrying out welding processing to car spare part, current anchor clamps mostly adopt the structure of single fixed centre gripping, like this when welding processing some car spare parts, single centre gripping limit structure causes easily to become flexible the removal, causes welding processing's position inaccuracy to cause quality problem.

Disclosure of Invention

The utility model aims to provide an automobile welding fixture, which can clamp and limit automobile parts to be welded, so that the welding fixture is convenient to weld; meanwhile, the welding fixture is reasonable in structural design, convenient to use, low in manufacturing cost, economical and practical.

The aim of the utility model is realized by the following technical scheme:

the utility model provides an automobile welding jig, includes welding platform, welding platform's both sides are respectively mobilizable be provided with be used for carrying out the spacing locating plate of centre gripping to the automobile component that needs welding process, still install on the welding platform and be connected with movable stop gear, be used for strengthening the automobile component that needs welding process spacing on welding platform through adjusting movable stop gear.

Preferably, the locating plates are respectively connected to the top ends of the welding platforms through sliding installation of the guide rails, and pushing structures for pushing the locating plates to move are respectively arranged at the ends, away from each other, of the locating plates.

Preferably, the pushing structure comprises a hydraulic rod, one end of the hydraulic rod is connected with one side end of the welding platform through a connecting plate, and the other end of the hydraulic rod is connected with one end, close to the hydraulic rod, of the positioning plate through the connecting plate.

Preferably, the movable limiting mechanisms are at least four, the movable limiting mechanisms are uniformly distributed around the welding platform, the movable limiting mechanisms comprise movable connecting seats and movable blocks, the connecting seats are connected to the welding platform in a mounting mode, the movable blocks are connected to the connecting seats in a movable mode, and the movable blocks are movably used for clamping and tightening automobile components to be welded.

Preferably, the movable block is provided with a movable groove, a guide shaft is arranged in the movable groove in a penetrating way, two ends of the guide shaft are connected to the connecting seat through pin shafts in a mounting way, one end, close to the connecting seat, of the movable block is movably connected with a handle seat, and the movable block is driven to move through the handle seat to clamp and tighten automobile components needing welding.

Preferably, the movable seat is installed and connected on the handle seat, one end of the movable seat is hinged with the handle seat through a pin shaft, the other end of the movable seat is hinged with one end of the movable block, which is close to the connecting seat, through a pin shaft, and the handle seat is hinged with the connecting seat, the handle seat is movable to drive the movable seat to move, and the movable seat drives the movable block to horizontally shift and stretch along the connecting seat, so that clamping tightness of automobile components is realized.

Preferably, one end of the movable block, which is far away from the connecting seat, is detachably connected with a limiting bump for abutting against the surface of the automobile component respectively.

The beneficial effects of the utility model are as follows: the welding fixture is used for clamping and limiting some components of the automobile (such as a bumper, a car door, a seat frame and the like), and further facilitates welding processing on the welding fixture. The welding fixture comprises a welding platform in structural design, positioning plates used for clamping and limiting automobile components to be welded are movably arranged on two sides of the welding platform respectively, and the automobile components to be welded are positioned and clamped on the welding platform by placing the automobile components to be welded on the welding platform and adjusting the two positioning plates to move; meanwhile, a movable limiting mechanism is also arranged and connected on the welding platform, and the movable limiting mechanism is used for reinforcing and limiting the automobile components to be welded on the welding platform by adjusting the movable limiting mechanism; therefore, through the double limiting clamping, the automobile component can be firmly clamped on the welding platform, and further, the automobile component is prevented from loosening and shifting during welding, so that the possibility of inaccurate welding position is reduced. From the integral design of the welding fixture, the welding fixture can clamp and limit automobile parts to be welded, so that the welding fixture is convenient to weld; meanwhile, the welding fixture is reasonable in structural design, convenient to use, low in manufacturing cost, economical and practical.

Drawings

FIG. 1 is a schematic diagram of a welding fixture for an automobile according to the present utility model;

FIG. 2 is an exploded view of a structural portion of an automotive welding jig according to the present utility model;

FIG. 3 is a schematic view of a movable limiting mechanism of an automotive welding fixture according to the present utility model;

in the figure, a welding platform 1, a positioning plate 2, a connecting seat 3, a hydraulic rod 21, a movable block 31, a handle seat 32, a movable seat 33 and a limit lug 34.

Detailed Description

For the purpose of making the technical solution and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model. It is noted that relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.

As shown in fig. 1 to 3, a welding jig for an automobile is used for clamping and limiting some components of the automobile (such as a bumper, a door, a seat frame, etc.), thereby facilitating welding processing on the welding jig. The welding fixture structurally comprises a welding platform 1, wherein positioning plates 2 used for clamping and limiting automobile components to be welded are movably arranged on two sides of the welding platform 1 respectively, and the automobile components to be welded are positioned and clamped on the welding platform 1 by placing the automobile components to be welded on the welding platform 1 and adjusting the two positioning plates 2 to move; meanwhile, a movable limiting mechanism is also arranged and connected on the welding platform 1, and the movable limiting mechanism is used for reinforcing and limiting the automobile components to be welded on the welding platform by adjusting the movable limiting mechanism; therefore, through the double limiting clamping, the automobile component can be firmly clamped on the welding platform, and further, the automobile component is prevented from loosening and shifting during welding, so that the possibility of inaccurate welding position is reduced.

Further, in the concrete implementation, when the manufactured automobile components are required to be welded (punched and the like) according to the design requirements, the automobile components are placed on the welding platform 1 arranged on the welding fixture, and then the two positioning plates 2 are respectively adjusted and controlled to be movably closed, so that the automobile components placed on the welding platform 1 are clamped and limited. In the implementation, in order to realize the movable adjustment of the two positioning plates 2, when designing, the two sides of the welding platform 1 are respectively and movably provided with the positioning plates 2 for clamping and limiting the automobile components to be welded, the welding platform 1 is also provided with a movable limiting mechanism, and the automobile components to be welded are reinforced and limited on the welding platform 1 by adjusting the movable limiting mechanism; the positioning plates 2 are respectively connected to the top end of the welding platform 1 through sliding installation of guide rails, and pushing structures for pushing the positioning plates to move are respectively arranged at the ends, away from each other, of the positioning plates 2; the pushing structure comprises a hydraulic rod 21, one end of the hydraulic rod 21 is connected with one side end of the welding platform 1 through a connecting plate, and the other end of the hydraulic rod 21 is connected with one end, close to the hydraulic rod 21, of the positioning plate 2 through a connecting plate; in the specific implementation, the hydraulic rods 21 are controlled to extend, so that the positioning plates 2 connected with the hydraulic rods 21 are driven to move relatively and close, and the automobile components placed on the welding platform 1 at the moment are clamped and limited.

Furthermore, in order to ensure the firmness of clamping and limiting during the welding process, a movable limiting mechanism is also arranged and connected on the welding platform 1; the movable limiting mechanisms are at least four, are uniformly distributed around the welding platform 1 and comprise movable connecting seats 3 and movable blocks 31, the connecting seats 3 are installed and connected on the welding platform 1, the movable blocks 31 are movably installed and connected on the connecting seats 3, and the movable blocks 31 are movably used for clamping and loosening automobile components to be welded; meanwhile, the movable block 31 is provided with a movable groove, a guide shaft is penetrated in the movable groove, two ends of the guide shaft are connected to the connecting seat 3 through a pin shaft, one end of the movable block 31, which is close to the connecting seat 3, is movably connected with a handle seat 32, and the movable block 31 is driven to move through the handle seat 32 to clamp and tighten an automobile component to be welded; the movable seat 33 is arranged and connected on the handle seat 32, one end of the movable seat 33 is hinged with the handle seat 32 through a pin shaft, the other end of the movable seat 33 is hinged with one end of the movable block 31, which is close to the connecting seat 3, through a pin shaft, the handle seat 32 is hinged with the connecting seat 3 through a pin shaft, the movable seat 32 drives the movable seat 33 to move, and the movable seat drives the movable block 31 to horizontally shift and stretch along the connecting seat 3, so that clamping tightness of automobile components is realized; and a limiting projection 34 for abutting against the surface of the automobile component is detachably arranged at one end of the movable block 31 away from the connecting seat 3. In the implementation, when the automobile components placed on the welding platform 1 need to be reinforced and limited, a specific movable limiting mechanism can be controlled and regulated according to the shape and the structure of the automobile components to clamp and limit the automobile components; to control and adjust a movable limiting mechanism for illustration: firstly, the handle seat 32 is held to rotate along the connecting seat 3 connected by a pin shaft towards one side far away from the automobile component, so that the handle seat 32 drives the bottom end of the handle seat 32 to rotate towards the handle seat 32 through the pin shaft and the movable seat 33, the movable block 31 hinged with the other end of the movable seat 33 through the pin shaft moves towards one side close to the automobile component, and the movable block 31 moves horizontally towards one side of the automobile component under the limit guide action of the guide shaft until the limit lug 34 abuts against the surface of the automobile component, so that the automobile component is reinforced and limited; for protecting the vehicle component, the positioning of the stop tab 34 may be implemented by using a "semi-rigid" material, so as to abut against the surface of the vehicle component, and not only to cause compression deformation, but also to clamp and stop the vehicle component, which is completely possible, and the "semi-rigid" material is not described in detail herein. In practice, the pin shafts for connecting the handle seat 32 and the connecting seat 3 can be used according to the design tightness, so that the movable block 31 can be ensured to have enough blocking force to prop up the limit automobile components; when it is desired to loosen the moving vehicle component, the handle holder 32 is rotated toward one side of the vehicle component, and the loosening is achieved in opposition to the clamping movement described above. It should be noted that the designed movable limiting mechanism may be equivalent to a "bent lever structure" to realize the function of tightening and loosening the clamping of the automobile components. From the integral design of the welding fixture, the welding fixture can clamp and limit automobile parts to be welded, so that the welding fixture is convenient to weld; meanwhile, the welding fixture is reasonable in structural design, convenient to use, low in manufacturing cost, economical and practical.

The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the embodiments in the above description, and various simple modifications can be made to the technical solutions of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model. In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further. Furthermore, the foregoing description of the preferred embodiment of the utility model is provided for the purpose of limiting the utility model, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model; meanwhile, any combination of various embodiments of the present utility model can be made without departing from the spirit of the present utility model, which should also be regarded as the disclosure of the present utility model.

Claims

1. The utility model provides an automobile welding fixture, its characterized in that, includes welding platform (1), the both sides of welding platform (1) are respectively mobilizable be provided with be used for carrying out the spacing locating plate (2) of centre gripping to the automobile component that needs welding process, still install on welding platform (1) and be connected with movable stop gear, be used for strengthening spacing on welding platform (1) with the automobile component that needs welding process through adjusting movable stop gear.

2. The automobile welding fixture according to claim 1, wherein the positioning plates (2) are respectively connected to the top ends of the welding platform (1) through sliding installation of guide rails, and pushing structures for pushing the positioning plates to move are respectively arranged at the ends, away from each other, of the positioning plates (2).

3. The automobile welding fixture according to claim 2, wherein the pushing structure comprises a hydraulic rod (21), one end of the hydraulic rod (21) is connected with one side end of the welding platform (1) through a connecting plate, and the other end of the hydraulic rod (21) is connected with one end, close to the hydraulic rod (21), of the positioning plate (2) through the connecting plate.

4. The automobile welding fixture according to claim 1, wherein at least four movable limiting mechanisms are arranged, the movable limiting mechanisms are uniformly distributed around the welding platform (1), each movable limiting mechanism comprises a movable connecting seat (3) and a movable block (31), the connecting seats (3) are connected to the welding platform (1) in a mounting mode, the movable blocks (31) are connected to the connecting seats (3) in a movable mode, and the movable blocks (31) are movably used for clamping and tightening automobile components needing welding.

5. The automobile welding fixture according to claim 4, wherein the movable block (31) is provided with a movable groove, a guide shaft is arranged in the movable groove in a penetrating mode, two ends of the guide shaft are connected to the connecting seat (3) through pin shafts in a mounting mode, one end, close to the connecting seat (3), of the movable block (31) is movably connected with a handle seat (32), the movable block (31) is driven to move through the handle seat (32), and clamping tightness is achieved on automobile components needing welding processing.

6. The automobile welding fixture according to claim 5, wherein the handle seat (32) is provided with a movable seat (33), one end of the movable seat (33) is hinged to the handle seat (32) through a pin shaft, the other end of the movable seat (33) is hinged to one end, close to the connecting seat (3), of the movable block (31) through a pin shaft, the handle seat (32) is hinged to the connecting seat (3) through a pin shaft, the handle seat (32) is movable to drive the movable seat (33) to move, and the movable seat drives the movable block (31) to horizontally shift and stretch along the connecting seat (3) to clamp automobile components.

7. An automobile welding jig according to claim 4, wherein the ends of the movable blocks (31) remote from the connecting seats (3) are detachably connected with limit lugs (34) for abutting against the surfaces of automobile components, respectively.