CN220296238U - Automatic rotatory automobile body welding jig - Google Patents

Abstract

The utility model discloses an automatic rotating car body welding fixture which comprises a bottom plate, wherein the inner wall of the back plate is movably connected with the outer wall of a chuck, one side of the back plate is fixedly connected with a square through a tension spring, the top of the square is fixedly connected with an inserting rod, the outer wall of the inserting rod is movably connected with an inner side through hole of the back plate, a positioning block is movably connected above the outer wall of the inserting rod, the outer wall of the positioning block is movably connected with a groove on one side of the back plate, one side of the positioning block is fixedly connected with one side of the chuck, a groove on the bottom of the square is movably connected with a limiting rod, and the bottom of the limiting rod is fixedly connected with the bottom of the groove on one side of the back plate. The utility model relates to the technical field of automobile processing equipment, and aims to realize the replacement of chucks of different types and sizes through the cooperation among a back plate, a pull ring and an inserted link, solve the problems that the existing clamp is troublesome in the process of replacing the chucks, and needs to be disassembled by additional matching tools, so that the working efficiency is reduced.

Description

Automatic rotatory automobile body welding jig

Technical Field

The utility model relates to the technical field of automobile processing equipment, in particular to an automatic rotating automobile body welding fixture.

Background

The automobile self-body component is mainly manufactured by assembling and welding cold-rolled steel sheet stamping parts with good stamping and welding process, the welding production batch is large, the production speed is high, the requirement on the assembly and welding precision of welded parts is high, the production mode of flow production is adopted, the degree of mechanization and automation is high, a large amount of special equipment and tool fixtures are adopted, and the welding work is more and more completed by an automatic welding machine and a welding robot. With the progress of society, the labor cost is continuously increased, the price of a robot is gradually reduced, and the welding equipment gradually tends to be fully automatic; the laser welding mode is applied to a large amount of automobile welding production lines, so that low-energy-consumption, high-efficiency, nontoxic and pollution-free welding equipment is also a technical progress trend on the automobile welding lines in the future, and the automatic rotating automobile body welding fixture is provided for ensuring the stability of an automobile body during welding.

The existing clamp adopts the chucks to fix the car body, the existing clamp corresponds to the shape outside the car body one by one, if the tool is required to be used for rotating the bolts to fix the car body of different types, the chucks are replaced, and the two chucks clamp to ensure the stability of the car body during welding, and meanwhile the existing clamp is adopted.

However, the existing clamp is troublesome in the replacement process of the clamping head, and needs to be disassembled by additional matching tools, so that the working efficiency is reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the automatic rotating vehicle body welding clamp, which solves the problems that the existing clamp is troublesome in the replacement process of the clamping head, and the clamping head needs to be disassembled by additional matching tools, so that the working efficiency is reduced.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the utility model provides an automatic rotatory automobile body welding jig, includes the bottom plate, the top of bottom plate is provided with two chucks, the top of bottom plate is provided with coupling mechanism, coupling mechanism includes backplate, locating piece, inserted bar, square, gag lever post and extension spring, the inner wall of backplate links to each other with the outer wall activity of chuck, one side of backplate has the square through the extension spring rigid coupling, the top rigid coupling of square has the inserted bar, the outer wall of inserted bar links to each other with the inboard through-hole activity of backplate, the outer wall top activity of inserted bar links to each other there is the locating piece, the outer wall of locating piece links to each other with one side recess activity of backplate, one side of locating piece and one side fixed connection of chuck, the bottom recess activity of square links to each other with the gag lever post, the bottom of gag lever post and one side recess bottom fixed connection of backplate.

Preferably, the top of bottom plate is rotated through the bearing and is linked to each other has the cylinder, the top rigid coupling of cylinder has the platform, top one side rigid coupling of platform has first riser, top one side laminating of platform has the second riser.

Preferably, two the outside of backplate all rigid coupling has the horizontal pole, two the outer wall of horizontal pole all rotates with the top of first riser and second riser through the bearing and links to each other, one side the motor is installed to one side of horizontal pole, one side of motor and one side fixed connection of first riser.

Preferably, one side the outer wall of horizontal pole is rotated through the bearing and is linked to each other has the support, the bottom rigid coupling of support has the bent lever, outer wall one side of bent lever links to each other with the below through-hole activity of second riser, one side the one end rigid coupling of horizontal pole has the pointer, one side rigid coupling of second riser has annular scale plate.

Preferably, the top rigid coupling of platform has the motor, the output rigid coupling of motor has the screw rod, the outer wall of screw rod links to each other with the below screw thread of second riser, the outer wall of screw rod is rotated through the bearing and is linked to each other there is the support body, the bottom of support body and the top fixed connection of platform.

Advantageous effects

The utility model provides an automatic rotating vehicle body welding fixture. The beneficial effects are as follows: this automatic rotatory automobile body welding jig passes through the cooperation between backplate, pull ring and the inserted bar, has realized the change to different grade type and size chuck, has solved current anchor clamps and has more troublesome to the change process of chuck, still needs extra collocation instrument to dismantle, has reduced work efficiency's problem.

Through the cooperation between pointer, annular scale plate and the horizontal pole, realized the automatic fixation of anchor clamps and the automatic upset of automobile body, the user can audio-visual angle and the lateral movement's of observing the automobile body distance simultaneously, convenient to use person adjusts.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

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

FIG. 3 is a schematic view of the pointer, annular scale plate and cross bar of FIG. 1;

fig. 4 is a schematic structural view of the back plate, the pull ring and the insert pin in fig. 1.

In the figure: 1. the device comprises a bottom plate, 2, a cylinder, 3, a platform, 4, a first vertical plate, 5, a second vertical plate, 6, a motor, 7, a curved bar, 8, a back plate, 9, a chuck, 10, a pointer, 11, an annular scale plate, 12, a cross bar, 13, a motor, 14, a frame body, 15, a screw rod, 16, a pull ring, 17, a square block, 18, a limit rod, 19, an inserting rod, 20, a positioning block, 21 and a bracket.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The existing clamp is troublesome in the replacement process of the clamping head, and needs to be disassembled by additional matching tools, so that the working efficiency is reduced.

In view of the above, an automatic rotating welding fixture for a vehicle body is provided, and through the cooperation among a back plate, a pull ring and an inserting rod, the replacement of chucks of different types and sizes is realized, the problem that the existing fixture is troublesome in the replacement process of the chucks, and the problem that additional matching tools are needed for disassembly is solved, so that the working efficiency is reduced is solved.

The components in the present case are sequentially connected by a person skilled in the art, and specific connection and operation sequence should be referred to the following working principle, and the detailed connection means thereof are known in the art, and the following working principle and process are mainly described.

Embodiment one: as can be seen from fig. 1, 2 and 4, an automatic rotating car body welding fixture comprises a bottom plate 1, two clamping heads 9 are arranged above the bottom plate 1, a connecting mechanism is arranged above the bottom plate 1, the connecting mechanism comprises a back plate 8, a positioning block 20, a plug rod 19, a square 17, a limit rod 18 and a tension spring 16, the inner wall of the back plate 8 is movably connected with the outer wall of the clamping heads 9, one side of the back plate 8 is fixedly connected with the square 17 through the tension spring 16, the top of the square 17 is fixedly connected with the plug rod 19, the outer wall of the plug rod 19 is movably connected with an inner side through hole of the back plate 8, the plug rod 19 can move in the through hole on one side of the back plate 8, the upper part of the outer wall of the plug rod 19 is movably connected with the positioning block 20, the positioning block 20 can position the clamping heads 9, the inner side of the clamping heads 9 is identical to the car body in shape, the inner side of the clamping heads 9 is identical to the inner wall of the back plate 8 in shape according to the car body shape, one side groove of the positioning block 20 is movably connected with one side groove of the back plate 8, one side of the positioning block 20 is fixedly connected with one side of the clamping heads 9, the bottom groove of the square 17 is movably connected with the limit rod 18, the square 17 can move at the bottom groove of the limit rod 18 is fixedly connected with one side bottom groove of the limit rod 18;

in the specific implementation process, it is worth particularly pointing out that the block 17 can move on the outer wall of the limiting rod 18, and the clamping heads 9 with different types and sizes are replaced through the cooperation among the block 17, the limiting rod 18 and the tension spring 16, so that the problems that the existing clamping head 9 is troublesome in replacement process, additional matching tools are needed for disassembly, and the working efficiency is reduced are solved;

further, the top of the bottom plate 1 is rotatably connected with a cylinder 2 through a bearing, the cylinder 2 can rotate through the bearing, the top of the cylinder 2 is fixedly connected with a platform 3, one side of the top of the platform 3 is fixedly connected with a first vertical plate 4, and one side of the top of the platform 3 is attached with a second vertical plate 5;

in the specific implementation process, it is worth particularly pointing out that the cylinder 2 can indirectly drive the vehicle body to transversely rotate when rotating, so that a user can conveniently weld in situ;

specifically, when using this autogiration automobile body welding jig, the user can draw square 17 downwards and drive inserted bar 19 and break away from the bottom recess of locating piece 20, and accessible external lifting device transversely pulls out chuck 9 and changes this moment, and wherein relies on the elastic deformation of extension spring 16 to drive inserted bar 19 and peg graft all the time in the recess of locating piece 20 and fix, and whole change process is simple swift.

Embodiment two: as can be seen from fig. 1 to 3, the outer sides of the two back plates 8 are fixedly connected with cross bars 12, the outer walls of the two cross bars 12 are rotatably connected with the upper parts of the first vertical plate 4 and the second vertical plate 5 through bearings, a motor 6 is installed on one side of the cross bars 12, the model of the motor 6 is not limited, and one side of the motor 6 is fixedly connected with one side of the first vertical plate 4;

in the specific implementation process, it is worth particularly pointing out that the motor 6 can drive the vehicle body to turn over, so that a user can weld different positions of the vehicle body conveniently;

further, the outer wall of the side cross rod 12 is rotatably connected with a bracket 21 through a bearing, the bottom of the bracket 21 is fixedly connected with a curved rod 7, scales are processed above the curved rod 7, one side of the outer wall of the curved rod 7 is movably connected with a lower through hole of the second vertical plate 5, one end of the side cross rod 12 is fixedly connected with a pointer 10, and one side of the second vertical plate 5 is fixedly connected with an annular scale plate 11;

in the specific implementation process, it is worth particularly pointing out that the scale on the curved bar 7 can facilitate the user to know the distance between the two chucks 9, and meanwhile, the annular scale plate 11 can facilitate the user to know the rotation angle;

further, the top of the platform 3 is fixedly connected with a motor 13, the model of the motor 13 is not limited, the output end of the motor 13 is fixedly connected with a screw rod 15, the outer wall of the screw rod 15 is connected with the lower thread of the second vertical plate 5, the outer wall of the screw rod 15 is rotationally connected with a frame body 14 through a bearing, the screw rod 15 can rotate through the bearing, and the bottom of the frame body 14 is fixedly connected with the top of the platform 3;

in the specific implementation process, it is worth particularly pointing out that the screw 15 can rotate through a bearing, and the automatic fixing of the clamp and the automatic overturning of the vehicle body are realized through the cooperation among the screw 15, the frame 14 and the motor 13, and meanwhile, a user can intuitively observe the rotation angle and the transverse movement distance of the vehicle body, so that the adjustment of the user is facilitated;

specifically, on the basis of the first embodiment, after a user hangs the car body, one side of the car body is positioned on the clamping head 9, the motor 13 can be started, the motor 13 can drive the screw rod 15 to rotate, the screw rod 15 can drive the second vertical plate 5 to transversely move when rotating, meanwhile, the clamping head 9 on the other side rotates to correspond to the position of the car body, the clamping head 9 on the other side clamps and positions the car body after moving, the user can start the motor 6 to drive the car body to overturn, and the annular scale plate 11 can facilitate the user to know the rotation angle.

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. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. Automatic rotatory automobile body welding jig, including bottom plate (1), its characterized in that: two chucks (9) are arranged above the bottom plate (1), and a connecting mechanism is arranged above the bottom plate (1);

the connecting mechanism comprises a back plate (8), a positioning block (20), a plug rod (19), a square block (17), a limiting rod (18) and a tension spring (16);

the inner wall of backplate (8) links to each other with the outer wall activity of chuck (9), one side of backplate (8) has square (17) through extension spring (16) rigid coupling, the top rigid coupling of square (17) has inserted bar (19), the outer wall of inserted bar (19) links to each other with the inboard through-hole activity of backplate (8), the outer wall top activity of inserted bar (19) links to each other there is locating piece (20), the outer wall of locating piece (20) links to each other with one side recess activity of backplate (8), one side of locating piece (20) and one side fixed connection of chuck (9), the bottom recess activity of square (17) is connected with gag lever post (18), the bottom of gag lever post (18) and one side recess bottom fixed connection of backplate (8).

2. An automatically rotating body welding jig according to claim 1, wherein: the top of bottom plate (1) is connected with cylinder (2) through the bearing rotation, the top rigid coupling of cylinder (2) has platform (3), the top one side rigid coupling of platform (3) has first riser (4), laminating of top one side of platform (3) has second riser (5).

3. An automatically rotating body welding jig according to claim 2, wherein: two the outside of backplate (8) all rigid coupling has horizontal pole (12), two the outer wall of horizontal pole (12) all rotates through the top of bearing with first riser (4) and second riser (5) and links to each other, one side motor (6) are installed to one side of horizontal pole (12), one side of motor (6) and one side fixed connection of first riser (4).

4. An automatically rotating body welding jig according to claim 3, wherein: one side the outer wall of horizontal pole (12) is rotated through the bearing and is linked to each other has support (21), the bottom rigid coupling of support (21) has bent lever (7), the outer wall one side of bent lever (7) links to each other with the below through-hole activity of second riser (5), one side the one end rigid coupling of horizontal pole (12) has pointer (10), one side rigid coupling of second riser (5) has annular scale plate (11).

5. An automatically rotating body welding jig according to claim 2, wherein: the top rigid coupling of platform (3) has motor (13), the output rigid coupling of motor (13) has screw rod (15), the outer wall of screw rod (15) links to each other with the below screw thread of second riser (5), the outer wall of screw rod (15) is through bearing rotation linking to each other there is support body (14), the bottom of support body (14) and the top fixed connection of platform (3).