Automobile jig splicing module easy to disassemble

By using easily detachable automotive jig assembly modules, and utilizing the sliding and threaded connections of dovetail grooves and dovetail tenons, the problem of insufficient flexibility in traditional jigs is solved, improving production efficiency and processing accuracy, and ensuring automotive quality and safety.

CN223719316UActive Publication Date: 2025-12-26SUZHOU YUFAN MACHINERY EQUIPMENT CO LTD
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Patent Information

Application Number
CN202520056649.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-10
Publication Date
2025-12-26
Estimated Expiration
2035-01-10

AI Technical Summary

Technical Problem

Traditional automotive parts fixtures with their integrated architecture lack flexibility and are difficult to adapt to model updates and parts changes, resulting in low production efficiency, reduced precision, and wear and tear on connecting parts due to disassembly and reassembly.

Method used

The system employs easily detachable automotive fixture assembly modules, which utilize dovetail grooves and dovetail tenons for sliding connection, combined with threaded connections and a lifting mechanism, to achieve flexible assembly and precise positioning of the fixture, facilitating disassembly and installation.

Benefits of technology

It improves the flexibility and production efficiency of fixtures, reduces production line downtime, maintains machining accuracy, extends the service life of fixtures, and enhances vehicle quality and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of automobile jigs, and discloses an easy-to-disassemble automobile jig splicing module which comprises a shell, the inner wall of the shell is connected with a lifting block in a sliding mode, the top face of the lifting block is provided with a dovetail groove, the inner wall of the dovetail groove is connected with a dovetail joint in a sliding mode, the top face of the dovetail joint is fixedly connected with a fixing piece, and the fixing piece is fixedly connected with the shell. The outer wall of the shell is fixedly connected with a plurality of nuts, the inner walls of the nuts are in threaded connection with lead screws, one ends of the lead screws penetrate through the outer wall of the shell and are rotationally connected with extrusion blocks, the other ends of the lead screws are fixedly connected with rotating wheels, threaded holes are formed in the top faces of the fixing pieces, and the inner walls of the threaded holes are in threaded connection with fixing columns. According to the utility model, through the dovetail joint and the dovetail groove, stable support is provided, displacement and separation are prevented, the precision of the jig is ensured, the rotating wheel is rotated to enable the screw rod to rotate, the screw rod pushes the extrusion block, the extrusion block pushes the dovetail joint, the position of a fixed part can be finely adjusted, and a workpiece is convenient to process.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile fixture, especially easy dismounting's automobile fixture splicing module. BACKGROUND

[0002] Automobile part fixture is a very important tool in the automobile manufacturing link, mainly used for accurate positioning, stable clamping and reliable support of various automobile parts during part processing, assembly and detection, and the fixture ensures that the parts are always in the correct spatial position in the complex production process. There are various types of fixtures, including micro-fixtures for small electronic parts and giant fixtures for large and heavy chassis parts. The material of the fixture is selected according to the use scenario. Although automobile part fixtures are not directly aimed at consumers, they play an indispensable role in the background of casting automobile quality and are the key guarantee for the high-quality development of the automobile industry.

[0003] Traditional automobile part fixtures are mostly customized monolithic structures, but this monolithic structure lacks flexibility and is difficult to adapt to the rapid model update and frequent part changes in the automobile industry. Once there is a change, a new fixture needs to be designed and manufactured at high cost, production efficiency is also limited, the production line is down for a long time when the fixture is switched, and the production batch lacks flexibility, affecting production continuity. The overall precision is difficult to maintain for a long time, disassembly and reassembly can easily cause wear and deformation of the connection parts, and long-term use can also cause wear of the internal parts, leading to a decrease in part processing precision and endangering the quality and safety of the automobile. SUMMARY

[0004] To make up for the above shortcomings, the utility model provides an easy-to-disassemble automobile fixture splicing module, aiming to improve the problem of lack of flexibility and limited production efficiency of the traditional automobile part fixture monolithic structure in the prior art.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: an easy-to-disassemble automobile fixture splicing module, comprising a shell, a lifting block is slidably connected to the inner wall of the shell, a dovetail groove is formed in the top surface of the lifting block, a dovetail tenon is slidably connected to the inner wall of the dovetail groove, a fixing piece is fixedly connected to the top surface of the dovetail tenon, a plurality of nuts are fixedly connected to the outer wall of the shell, a lead screw is threadedly connected to the inner wall of the nut, one end of the lead screw penetrates the outer wall of the shell and is rotatably connected to a pressing block, the other end of the lead screw is fixedly connected to a rotating wheel, a jacking mechanism is arranged on the inner wall of the shell, and the jacking mechanism is used to lift the lifting block.

[0006] Further description of the above technical scheme:

[0007] The jacking mechanism comprises a slope arranged at the bottom edge of the lifting block, an inner wall of the shell is slidingly connected with a top block, an outer wall of the top block is fixedly connected with a connecting rod, the other end of the connecting rod penetrates through the outer wall of the shell and is rotationally connected with a lever, the middle part of the lever is rotationally connected with a fixed support rod, the other end of the fixed support rod is fixedly connected with the outer wall of the shell, and the left ends of the two levers are rotationally connected with an extension rod.

[0008] As a further description of the above technical solution:

[0009] The outer wall of the rotating wheel is rotationally connected with a handle, and the screw rods are symmetrically arranged.

[0010] As a further description of the above technical solution:

[0011] The top surface of the fixing member is provided with a threaded hole, and the inner wall of the threaded hole is threadedly connected with a fixing column.

[0012] As a further description of the above technical solution:

[0013] The inner wall bottom of the fixing column is fixedly connected with a spring, and the other end of the spring is fixedly connected with an extension pin.

[0014] As a further description of the above technical solution:

[0015] The bottom surface of the shell is rotationally connected with a threaded rod, and the inner wall of the threaded rod is threadedly connected with a rotating column.

[0016] As a further description of the above technical solution:

[0017] The bottom of the rotating column is fixedly connected with a ball, and the outer wall of the ball is rotationally connected with a foot.

[0018] As a further description of the above technical solution:

[0019] The outer wall bottom of the extension pin is fixedly connected with a limiting sliding block, and the inner wall of the fixing column is provided with a sliding groove.

[0020] The utility model has the advantages of the following:

[0021] 1、The dovetail tenon at the bottom of the fixing member is slid into the dovetail groove at the top of the lifting block, and the lifting block is lowered, thereby providing stable support in the horizontal and vertical directions, preventing displacement and separation of the dovetail tenon under stress, ensuring the overall precision of the jig, the nut is fixed to the outer wall of the shell, the screw rod is driven to rotate by rotating the rotating wheel, the screw rod is threadedly connected with the nut, the screw rod pushes the extrusion block, the extrusion block pushes the dovetail tenon, the fixing member is fixed firmly, the position of the fixing member can be finely adjusted by adjusting the two screw rods, and the workpiece is conveniently machined.

[0022] 2. The utility model discloses, through the extension of telescopic link, the one end of lever is pushed, and the middle part of lever is fixed at one end of fixed support, and the other end of lever moves inwards, and pushes the connecting rod and moves inwards, and the connecting rod pushes the top block, and the top surface of top block is attached with the inclined surface of the bottom surface of the lifting block, so that the lifting block rises, and at this moment, the installation of fixing piece can be carried out. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The front side perspective drawing of the easy-to-disassemble automobile jig splicing module is provided for the utility model;

[0024] Figure 2 The partial structure split drawing of the easy-to-disassemble automobile jig splicing module lifting block is provided for the utility model;

[0025] Figure 3 The partial structure drawing of the easy-to-disassemble automobile jig splicing module top block is provided for the utility model;

[0026] Figure 4 The partial structure display drawing of the easy-to-disassemble automobile jig splicing module telescopic pin is provided for the utility model;

[0027] Figure 5 The partial structure schematic view of the easy-to-disassemble automobile jig splicing module bottom foot is provided for the utility model.

[0028] Legend:

[0029] 1, shell, 2, jacking mechanism, 201, inclined surface, 202, top block, 203, connecting rod, 204, fixed support, 205, lever, 206, telescopic link, 3, lifting block, 4, dovetail groove, 5, dovetail, 6, fixing piece, 7, nut, 8, extrusion block, 9, screw rod, 10, runner, 11, handle, 12, screw hole, 13, telescopic pin, 14, limit sliding block, 15, spring, 16, sliding slot, 17, fixed column, 18, rotating column, 19, threaded rod, 20, ball, 21, bottom foot. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] Please refer to the drawings in the embodiments of the utility model Figure 1 - the drawings in the embodiments of the utility model Figure 3The utility model provides an easy disassembly's automobile jig splicing module, including shell 1, the inner wall sliding connection of shell 1 has the uplift block 3, the top surface of uplift block 3 is equipped with dovetail groove 4, the inner wall sliding connection of dovetail groove 4 has dovetail tenon 5, the top surface fixedly connected with fixed part 6 of dovetail tenon 5, the outer wall fixedly connected with a plurality of nut 7 of shell 1, the inner wall screw thread connection of nut 7 has lead screw 9, and one end of lead screw 9 penetrates the outer wall of shell 1 and is rotatably connected with extruding block 8, and the other end of lead screw 9 is fixedly connected with rotating wheel 10, and the inner wall of shell 1 is provided with jacking mechanism 2, and jacking mechanism 2 is used to lift uplift block 3;

[0032] Specifically, the inner wall of the shell 1 is slidably connected with an uplift block 3, the top surface of the uplift block 3 is provided with a dovetail groove 4, the inner wall of the dovetail groove 4 is slidably connected with a dovetail tenon 5, the top surface of the dovetail tenon 5 is fixedly connected with a fixed part 6 for bearing and fixing parts, the outer wall of the shell 1 is fixedly connected with a plurality of nuts 7, the inner wall screw thread part of the nut 7 is connected with the lead screw 9, one end of the lead screw 9 penetrates the outer wall of the shell 1 and is rotatably connected with the extruding block 8, so that the extruding block 8 can rotate, the other end of the lead screw 9 is fixedly connected with the rotating wheel 10, and the rotation of the lead screw 9 can be conveniently controlled by rotating the rotating wheel 10, and then the position of the extruding block 8 is controlled.

[0033] Please refer to the attached Figure 3 - attached Figure 4 The jacking mechanism 2 includes an inclined surface 201, the inclined surface 201 is arranged at the bottom edge of the uplift block 3, the inner wall of the shell 1 is slidably connected with a top block 202, the outer wall of the top block 202 is fixedly connected with a connecting rod 203, the other end of the connecting rod 203 penetrates the outer wall of the shell 1 and is rotatably connected with a lever 205, the middle part of the lever 205 is rotatably connected with a fixed support rod 204, the other end of the fixed support rod 204 is fixedly connected with the outer wall of the shell 1, and the left ends of the two levers 205 are rotatably connected with an extension rod 206.

[0034] Specifically, the inclined surface 201 is arranged at the bottom edge of the uplift block 3, the inner wall of the shell 1 is slidably connected with the top block 202, the outer wall of the top block 202 is fixedly connected with the connecting rod 203, the other end of the connecting rod 203 penetrates the outer wall of the shell 1 and is rotatably connected with the lever 205, the middle part of the lever 205 is rotatably connected with the fixed support rod 204, and the other end of the fixed support rod 204 is fixedly connected with the outer wall of the shell 1, and the left ends of the two levers 205 are rotatably connected with the extension rod 206, which provides additional adjustment and control capability for the jacking mechanism 2.

[0035] Please refer to the attached Figure 1 - attached Figure 3The outer wall of the rotating wheel 10 is rotatably connected with a rotating handle 11, the screw rod 9 is symmetrically arranged, the top surface of the fixing piece 6 is provided with a threaded hole 12, the inner wall of the threaded hole 12 is threadedly connected with a fixing column 17, the inner wall bottom of the fixing column 17 is fixedly connected with a spring 15, and the other end of the spring 15 is fixedly connected with an expansion pin 13.

[0036] Specifically, the outer wall of the rotating wheel 10 is connected with the rotating handle 11 in a rotatable manner, ensuring flexible interaction between the two, the screw rod 9 is of a symmetrical structure, which is helpful for adjustment, the top surface of the fixing piece 6 is provided with the threaded hole 12, the inner wall of the threaded hole 12 is tightly connected with the fixing column 17 in a threaded manner, thereby ensuring the stability of the fixing column 17, and the inner wall bottom of the fixing column 17 is fixedly connected with the spring 15, the presence of the spring 15 provides necessary elastic force for the whole device to adapt to different operation requirements, the other end of the spring 15 is fixedly connected with the expansion pin 13, and the design of the expansion pin 13 enables the device to be adjusted in extension according to actual needs, thereby increasing the application range and flexibility of the device.

[0037] Please refer to the accompanying drawings Figure 3 The accompanying drawings Figure 5 The bottom surface of the shell 1 is rotatably connected with a threaded rod 19, the inner wall of the threaded rod 19 is threadedly connected with a rotating column 18, the bottom of the rotating column 18 is fixedly connected with a ball 20, the outer wall of the ball 20 is rotatably connected with a foot 21, the outer wall bottom of the expansion pin 13 is fixedly connected with a limiting sliding block 14, and the inner wall of the fixing column 17 is provided with a sliding groove 16.

[0038] Specifically, the bottom surface of the shell 1 is connected with a threaded rod 19 in a rotatable manner, the threaded rod 19 cooperates with the rotating column 18, so that the rotating column 18 can rotate in a threaded manner along the inner wall of the threaded rod 19, the bottom of the rotating column 18 is fixedly connected with a ball 20, the outer wall of the ball 20 can rotate to form a flexible connection with the foot 21, the foot 21 is rotatably connected to the outer wall of the ball 20, so that the whole structure has better adaptability and stability on the ground, the outer wall bottom of the expansion pin 13 is fixedly connected with a limiting sliding block 14, the limiting sliding block 14 prevents the expansion pin 13 from continuing to extend when the expansion pin 13 is stretched to a certain length, thereby ensuring the stability and safety of the structure, and the inner wall of the fixing column 17 is provided with a sliding groove 16, the sliding groove 16 enables the expansion pin 13 to smoothly slide therein and also provides a movement space for the limiting sliding block 14.

[0039] Working principle: the dovetail 5 of the bottom of the fixing part 6 slides into the dovetail groove 4 on the top of the lifting block 3, the lifting block 3 is lowered, providing stable support in the transverse and longitudinal directions, preventing the displacement and separation of the dovetail 5 when under stress, ensuring the overall precision of the jig, the nut 7 is fixed on the outer wall of the shell 1, the screw rod 9 is driven to rotate by rotating the rotating wheel 10, the screw rod 9 is in threaded connection with the nut 7, the screw rod 9 drives the extrusion block 8 to extrude the dovetail 5, so that the fixing part 6 is fixed firmly, the position of the fixing part 6 can be fine adjusted by adjusting the screw rods 9 on both sides, facilitating the machining of the workpiece;

[0040] By stretching the telescopic rod 206, one end of the lever 205 is pushed, the middle part of the lever 205 is fixed to one end of the fixed support rod 204, the other end of the lever 205 moves inward, pushing the connecting rod 203 to move inward, the connecting rod 203 pushes the top block 202, the top surface of the top block 202 is in contact with the inclined surface 201 on the bottom surface of the lifting block 3, so that the lifting block 3 rises, at this time the installation of the fixing part 6 can be carried out.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A detachable fixture assembly module for an automobile, comprising a housing (1), characterized in that: The inner wall of the shell (1) is slidably connected with a lifting block (3), the top surface of the lifting block (3) is provided with a dovetail groove (4), the inner wall of the dovetail groove (4) is slidably connected with a dovetail tenon (5), the top surface of the dovetail tenon (5) is fixedly connected with a fixing piece (6), the outer wall of the shell (1) is fixedly connected with a plurality of nuts (7), the inner wall of the nut (7) is threadedly connected with a lead screw (9), one end of the lead screw (9) penetrates through the outer wall of the shell (1) and is rotatably connected with a pressing block (8), the other end of the lead screw (9) is fixedly connected with a rotating wheel (10), the inner wall of the shell (1) is provided with a jacking mechanism (2), and the jacking mechanism (2) is used for jacking up the lifting block (3).

2. The easy disassembly automotive fixture assembly module of claim 1, wherein: The jacking mechanism (2) comprises an inclined surface (201), the inclined surface (201) is arranged at the bottom edge of the lifting block (3), the inner wall of the shell (1) is slidably connected with a top block (202), the outer wall of the top block (202) is fixedly connected with a connecting rod (203), the other end of the connecting rod (203) penetrates through the outer wall of the shell (1) and is rotatably connected with a lever (205), the middle part of the lever (205) is rotatably connected with a fixed support rod (204), the other end of the fixed support rod (204) is fixedly connected with the outer wall of the shell (1), and the left ends of the two levers (205) are rotatably connected with telescopic rods (206).

3. The easy-to-disassemble automotive jig splicing module according to claim 1, characterized by: The outer wall of the rotating wheel (10) is rotatably connected with a rotating handle (11), and the lead screw (9) is symmetrically arranged.

4. The easy-to-disassemble automotive jig splicing module according to claim 1, characterized by: The top surface of the fixing piece (6) is provided with a threaded hole (12), and the inner wall of the threaded hole (12) is threadedly connected with a fixed column (17).

5. The easy-to-disassemble automotive jig splicing module according to claim 4, characterized by: The inner wall of the fixed column (17) is fixedly connected with a spring (15) at the bottom, and the other end of the spring (15) is fixedly connected with a telescopic pin (13).

6. The easy-to-disassemble automotive jig splicing module of claim 1, wherein: The bottom surface of the shell (1) is rotatably connected with a threaded rod (19), and the inner wall of the threaded rod (19) is threadedly connected with a rotating column (18).

7. The easy-to-disassemble automotive jig splicing module according to claim 6, characterized by: The bottom of the rotating column (18) is fixedly connected with a ball (20), and the outer wall of the ball (20) is rotatably connected with a foot (21).

8. The easy-to-disassemble automotive jig splicing module according to claim 5, characterized by: The outer wall of the telescopic pin (13) is fixedly connected with a limit sliding block (14) at the bottom, and the inner wall of the fixed column (17) is provided with a sliding groove (16).