Multifunctional automobile repair part press

By designing the lifting bracket assembly and lifting drive unit, the gap between the gearbox gear shaft and the pressing mechanism is adjusted, solving the problem of inappropriate spacing in the existing technology, improving processing quality and stability, simplifying control difficulty, and increasing efficiency.

CN223734461UActive Publication Date: 2025-12-30李光辉
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Patent Information

Application Number
CN202520155346.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-22
Publication Date
2025-12-30
Estimated Expiration
2035-01-22

AI Technical Summary

Technical Problem

The existing multi-functional automotive parts press lacks a height adjustment device, resulting in an inappropriate distance between the gearbox gear shaft and the pressing mechanism, which affects the processing quality and stability.

Method used

A multifunctional automotive repair parts press was designed. The interval between the gearbox gear shaft and the pressing mechanism is adjusted by the lifting bracket assembly. Combined with the lifting drive body and the lifting plate, a suitable interval adjustment is achieved.

Benefits of technology

It improves the machining quality and stability of the gearbox gear shaft, reduces machining errors, simplifies control difficulty, and improves machining efficiency and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a multifunctional automobile repair part press, which relates to the technical field of presses, and comprises a frame, the bottom of the frame is provided with a hollow pad rack, the upper end of the pad rack is provided with an opening, the bottom of the frame is provided with a lifting support assembly detachably connected with the frame, and the lifting support assembly is connected with the lifting support assembly. The vertical position of the lifting support assembly on the machine frame can be adjusted, the pressing mechanism is assembled at the top end of the machine frame, the interval between a gear shaft of the gearbox and the pressing mechanism can be moderate by adjusting the vertical position of the lifting support assembly, and the pressing mechanism can fully press materials. The gear shaft of the gearbox is stably supported and fixed in the machining process, errors in the machining process are reduced, the machining precision and quality of the gear shaft of the gearbox are improved, the stroke and control difficulty of the material pressing mechanism are reduced, the machining process is simplified, and the machining efficiency and safety are improved.
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Description

Technical Field

[0001] This utility model relates to the field of press technology, specifically a multi-functional auto repair parts press. Background Technology

[0002] Existing multi-functional automotive parts presses include a frame, a pad rack, and a pressing mechanism. Workers place the pad rack on the machine, then place the gearbox gear shaft on the pad rack, and then stack multiple pads on the lifting plate. After preparation, the jack is activated, driving the movable pressing plate downwards to complete the pressing process of the gearbox gear shaft. However, due to the lack of an adjustable height device, the distance between the gearbox gear shaft and the pressing mechanism is fixed. If the distance between the gearbox gear shaft and the pressing mechanism is small, it means the pressing mechanism has a short stroke, leading to insufficient pressing and affecting the processing quality of the gearbox gear shaft. Conversely, if the distance between the gearbox gear shaft and the pressing mechanism is too large, multiple pads need to be stacked, increasing stability and control difficulty, which is detrimental to the pressing process of the gearbox gear shaft. Utility Model Content

[0003] In order to overcome the shortcomings of existing technical solutions, this utility model provides a multi-functional auto repair parts press, which can effectively solve the technical problems mentioned in the background art.

[0004] The technical solution adopted by this utility model to solve its technical problem is: a multi-functional auto repair parts press, including a frame, a pad rack at the bottom of the frame, the pad rack being hollow inside and having an open opening at the top, a lifting bracket assembly detachably connected to the bottom of the frame, so that the lifting bracket assembly can be adjusted in the vertical position of the frame, and a pressing mechanism at the top of the frame.

[0005] Furthermore, the lifting bracket assembly includes a first support bracket, a second support bracket, and a locking component. Both the first and second support brackets are provided with holes. One end of the first support bracket is provided with a connecting sleeve, and one end of the second support bracket is provided with a connector. The connector is slidably engaged with the connecting sleeve. The locking component includes a screw and a locking nut. The screw passes through the holes of the first and second support brackets, and the locking nut is threadedly engaged with the screw, thereby connecting the first and second support brackets to each other.

[0006] Furthermore, the frame is provided with a plurality of evenly distributed perforations in the vertical direction, and the frame is equipped with limiting rods that cooperate with the perforations. The bottom surfaces of the first support bracket and the second support bracket are in contact with the limiting rods, so that the lifting bracket assembly is fixed on the frame.

[0007] Furthermore, the pressing mechanism includes a lifting drive body and a pressing plate, wherein the lifting drive body is connected to the pressing plate to drive the pressing plate to move up and down.

[0008] Furthermore, the pressing mechanism includes a lifting pressure plate assembly and a lifting drive assembly for driving the lifting pressure plate assembly to perform longitudinal lifting and lowering movements. The lifting pressure plate assembly includes a lifting plate, a movable pressure plate, and a linear pusher. The lifting plate and the top of the frame are spaced apart to form a receiving cavity. A limiting member for restricting the longitudinal displacement of the lifting plate is placed inside the receiving cavity. An elastic member is installed between the lifting plate and the movable pressure plate. The linear pusher is located on the movable pressure plate and is connected to the movable pressure plate, so that the movable pressure plate moves up and down relative to the lifting plate.

[0009] Furthermore, both ends of the lifting plate are provided with connecting parts, and the lifting drive assembly includes a drive module, a transmission chain, two sets of transmission gears, a lead screw and a lead screw slider. The bottom of the connecting part is equipped with a displacement sensor that is communicatively connected to the drive module.

[0010] The lead screw slider is mounted at the bottom of the connecting part and is threaded with the lead screw. The transmission gear is mounted at the top of the lead screw and connected to it. The drive module is connected to one of the lead screws through a coupling. The drive module drives the two transmission gears to rotate synchronously through a transmission chain. The drive module drives the lead screw to rotate, so that the lead screw slider moves up and down along the vertical direction of the lead screw, and the lead screw slider drives the lifting plate to rise and fall.

[0011] Furthermore, the lifting drive assembly includes a pulley block, a drive component, a movable plate, a traction rope, and multiple pull ropes. One end of the pull rope is connected to the lifting plate, and the other end of the pull rope passes through the pulley block and is connected to the movable plate. One end of the traction rope is connected to the movable plate, and the drive component is connected to the traction rope to drive the lifting plate to perform lifting and lowering movements.

[0012] Furthermore, the driving component includes a control switch, a lifting pusher, and a telescopic rod. The side of the frame is provided with a mounting plate for mounting the lifting pusher. The front end of the telescopic rod is provided with a wire clamping groove. The other end of the traction rope passes through the wire clamping groove and is fixed to the bottom of the mounting plate. The control switch is electrically connected to the lifting pusher. The lifting pusher drives the telescopic rod to extend. The telescopic rod drives the traction rope to move and causes the rope to drive the lifting plate to move upward.

[0013] Furthermore, the driving component includes a hand crank, a first rotating rod, a first gear, a second rotating rod, and a second gear. The first gear is mounted on the first rotating rod and rotates together with it. The second gear is mounted on the second rotating rod. The hand crank is connected to the first rotating rod. The other end of the traction rope is wound around the second rotating rod. The hand crank drives the first rotating rod to rotate, and the first gear meshes with the second gear to rotate, causing the second rotating rod to tighten the traction rope and causing the rope to drive the lifting plate to move upward.

[0014] Furthermore, the driving component includes a rotating wheel, a rotating gear, a rotating shaft, a take-up reel, and a limiting block. The rotating wheel is mounted on the rotating shaft, and the take-up reel is mounted on the rotating shaft and rotates together with it. The other end of the traction rope is wound around the take-up reel. The rotating gear is mounted on one end of the rotating shaft near the rotating wheel. The limiting block is provided with a limiting groove for limiting the reverse rotation of the rotating gear. The rotating wheel drives the rotating shaft to rotate, which causes the take-up reel to tighten the traction rope and causes the pull rope to drive the lifting plate to move upward.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] Adjusting the vertical position of the lifting bracket assembly on the machine frame allows for adjustment of the gap between the gearbox gear shaft and the pressing mechanism. If the gap between the gearbox gear shaft and the pressing mechanism is too small, it means that the stroke of the pressing mechanism is too small, which will lead to insufficient pressing and affect the processing quality of the gearbox gear shaft. By adjusting the vertical position of the lifting bracket assembly, this gap can be increased, making the gap between the gearbox gear shaft and the pressing mechanism moderate. The pressing mechanism can press the material sufficiently, ensuring that the gearbox gear shaft is stably supported and fixed during processing. This helps to reduce errors in the processing and improve the processing accuracy and quality of the gearbox gear shaft.

[0017] Conversely, if the gap between the gearbox gear shaft and the pressing mechanism is too large, it will lead to increased stability and control difficulty, which is not conducive to the pressing of the gearbox gear shaft. By adjusting the vertical position of the lifting bracket assembly, this gap can be reduced, thereby reducing the stroke and control difficulty of the pressing mechanism. This helps to simplify the processing, improve processing efficiency and safety. Attached Figure Description

[0018] Figure 1 This is the first embodiment of the multifunctional auto repair parts press of this utility model;

[0019] Figure 2 This is the second embodiment of the multifunctional auto repair parts press of this utility model;

[0020] Figure 3 This is the third embodiment of the multifunctional auto repair parts press of this utility model;

[0021] Figure 4 This is the fourth embodiment of the multifunctional auto repair parts press of this utility model;

[0022] Figure 5 This is the fifth embodiment of the multifunctional auto repair parts press of this utility model;

[0023] Figure 6 This is a structural reference diagram of the multi-functional auto repair parts press of this utility model, which uses a universal wheel structure.

[0024] Figure 7 This is the second structure of the lifting bracket assembly in the multifunctional auto repair parts press of this utility model;

[0025] Figure 8 This is a structural reference diagram of the multifunctional auto repair parts press of this utility model, which uses a rectangular limiting component.

[0026] Figure 9 This is an exploded view of the lifting bracket assembly in the multifunctional auto repair parts press of this utility model;

[0027] Figure 10 This is a schematic diagram of the lifting pressure plate assembly in the multifunctional auto repair parts press of this utility model.

[0028] Numbering on the map:

[0029] 1. Pull rope; 2. Lifting plate; 3. Elastic element; 4. Movable pressure plate; 5. Linear pusher; 6. Cable clamping groove; 7. Telescopic rod; 8. Mounting plate; 9. Lifting pusher; 10. Control switch; 11. Traction rope; 12. Movable plate; 13. Pulley block; 14. First gear; 15. Second gear; 16. Second rotating rod; 17. Hand crank; 18. First rotating rod; 19. Shelf; 20. Opening; 23. Take-up reel;

[0030] 24. Limiting block; 25. Rotating gear; 26. Rotating wheel; 27. Drive module; 28. Transmission chain;

[0031] 29. Transmission gear; 30. Lead screw; 31. Connecting part; 32. Lead screw slider; 33. Displacement sensor;

[0032] 34. Lifting drive unit; 35. Pressure plate; 36. First support bracket; 37. Second support bracket; 38. Limiting component; 39. Connecting rod; 40. Receiving cavity; 41. Limiting hole; 42. Lifting drive assembly; 43. Lifting pressure plate assembly; 44. Frame; 45. Lifting bracket assembly; 46. Limiting rod; 47. Through hole; 48. Screw; 49. Locking nut; 50. Connecting component; 51. Connecting sleeve; 52. Hole; 53. Caster wheel; 55. Side plate; 56. Supporting rod. Detailed Implementation

[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0034] This utility model provides a multi-functional automotive repair parts press, including a frame 44, such as... Figure 6 As shown, the bottom of the frame 44 is equipped with a side plate 55. The bottom of the frame 44 can be equipped with a caster 53 with a braking function. If the caster 53 adopts conventional technology, its displacement locking function is also conventional technology to achieve convenient movement. Specifically, by lifting the multi-functional auto repair parts press, adjusting the length of the screw 48, and lifting the caster 53 off the ground, the limiting function can be achieved.

[0035] The bottom of the frame 44 is equipped with a pad rack 19, which is hollow inside and has an opening 20 at its upper end. The top of the frame 44 is equipped with a pressing mechanism, and the bottom of the frame 44 is equipped with a detachably connected lifting support assembly 45, allowing the lifting support assembly 45 to be adjusted in the vertical position of the frame 44. Figure 9 As shown, the lifting bracket assembly 45 includes a first support bracket 36, a second support bracket 37, and a locking component. Both the first support bracket 36 and the second support bracket 37 have holes 52. One end of the first support bracket 36 is provided with a connecting sleeve 51, and one end of the second support bracket 37 is provided with a connecting member 50. The connecting member 50 slides with the connecting sleeve 51, thereby adjusting the gap between the first support bracket 36 and the second support bracket 37 to accommodate support brackets of different lengths and sizes. The locking component includes a screw 48 and a locking nut 49. The screw 48 passes through the holes 52 in the first support bracket 36 and the second support bracket 37, and the locking nut 49... The female 49 is threadedly connected to the screw 48, so that the first support bracket 36 and the second support bracket 37 are connected to each other. The frame 44 has a plurality of evenly distributed through holes 47 in the vertical direction, and the frame 44 is equipped with a limiting rod 46 that cooperates with the through holes 47. The bottom surfaces of the first support bracket 36 and the second support bracket 37 are in contact with the limiting rod 46, so that the lifting bracket assembly 45 is fixed on the frame 44. Before starting the gearbox gear shaft pressing work, the operator adjusts the vertical position of the lifting bracket assembly 45 on the frame 44 and the interval between the first support bracket 36 and the second support bracket 37 according to the specifications of the gearbox gear shaft.

[0036] Since the first support bracket 36 and the second support bracket 37 need to be equipped with support rods 56 for supporting the gearbox gear shaft, the spacing between the first support bracket 36 and the second support bracket 37 needs to be adjusted to accommodate gearbox gear shafts of different specifications and to ensure that the length of the support rods 56 can match them. If the spacing between the first support bracket 36 and the second support bracket 37 is fixed, when the gearbox gear shaft is small, a long support rod 56 is needed to fill the space, which increases costs and may also lead to unstable support, and will also cause inconvenience in actual operation. Conversely, when the gearbox gear shaft is large and the spacing between the first support bracket 36 and the second support bracket 37 is small, the weight of the gearbox gear shaft cannot be evenly distributed on the first support bracket 36 and the second support bracket 37. Some parts of the support rod 56 will bear excessive pressure, which may lead to damage and thus affect the processing of the gearbox gear shaft.

[0037] Adjusting the vertical position of the lifting bracket assembly 45 on the frame 44 allows for adjustment of the gap between the gearbox gear shaft and the pressing mechanism. If the gap between the gearbox gear shaft and the pressing mechanism is small, it means that the stroke of the pressing mechanism is small, which will lead to insufficient pressing by the pressing mechanism, thus affecting the processing quality of the gearbox gear shaft. Conversely, if the gap between the gearbox gear shaft and the pressing mechanism is too large, it will lead to increased stability and control difficulty, which is not conducive to the pressing processing of the gearbox gear shaft.

[0038] Furthermore, in this embodiment, the lifting support assembly 45 also has a second, different structural implementation. The difference between the second and first structures is that the spacing cannot be adjusted, but the support is stronger, such as... Figure 7 As shown, after adjusting the longitudinal position, the staff locks the position using screw 48 and locking nut 49.

[0039] In this embodiment, the pressing mechanism has two different structural implementations:

[0040] The first embodiment of the pressing mechanism is as follows: Figure 5 As shown, the pressing mechanism includes a lifting drive body 34 and a pressing plate 35. The lifting drive body 34 is connected to the pressing plate 35 to drive the pressing plate 35 to move up and down. The pressing plate 35 performs pressing action on the gearbox gear shaft.

[0041] The second embodiment of the pressing mechanism is as follows Figure 1-4 As shown, the pressing mechanism includes a lifting pressure plate assembly 43 and a lifting drive assembly 42 for driving the lifting pressure plate assembly 43 to perform longitudinal lifting and lowering movements, such as... Figure 10As shown, the lifting pressure plate assembly 43 includes a lifting plate 2, a movable pressure plate 4, and a linear pusher 5. The lifting plate 2 and the top of the frame 44 are spaced to form a receiving cavity 40. A limiting member 38 for limiting the longitudinal displacement of the lifting plate 2 is placed inside the receiving cavity 40. An elastic member 3 is installed between the lifting plate 2 and the movable pressure plate 4. The linear pusher 5 is disposed on the movable pressure plate 4 and is connected to the movable pressure plate 4, so that the movable pressure plate 4 can move up and down relative to the lifting plate 2.

[0042] In this embodiment, the lifting drive assembly 42 has two different structural implementations:

[0043] The first embodiment of the lifting drive assembly 42 is as follows: Figure 4 As shown, both ends of the lifting plate 2 are provided with connecting parts 31. The lifting drive assembly 42 includes a drive module 27, a transmission chain 28, two sets of transmission gears 29, a lead screw 30, and a lead screw slider 32. The bottom of the connecting part 31 is equipped with a displacement sensor 33 that is communicatively connected to the drive module 27. The displacement sensor 33 is used to sense the upward and downward displacement of the lifting drive assembly 42. When the lifting drive assembly 42 moves to a preset position, the displacement sensor 33 sends a stop signal to the drive module 27. The lead screw slider 32 is mounted on the bottom of the connecting part 31 and threadedly engaged with the lead screw 30. The transmission gears 29 are mounted on the top of the lead screw 30 and connected to it. The drive module 27 is connected to one of the lead screws 30 through a coupling, and the drive module 27 drives the two transmission gears 29 to rotate synchronously through the transmission chain 28. The drive module 27 drives the lead screw 30 to rotate, causing the lead screw slider 32 to move up and down along the vertical direction of the lead screw 30, and causing the lead screw slider 32 to drive the lifting plate 2 to rise and fall.

[0044] The second embodiment of the lifting drive assembly 42 is as follows: Figure 1-3 As shown, the lifting drive assembly 42 includes a pulley block 13, a drive component, a movable plate 12, a traction rope 11, and multiple pull ropes 1. One end of the pull rope 1 is connected to the lifting plate 2, and the other end of the pull rope 1 passes through the pulley block 13 and is connected to the movable plate 12. One end of the traction rope 11 is connected to the movable plate 12, and the drive component is connected to the traction rope 11 to drive the lifting plate 2 to perform lifting and lowering movements.

[0045] In this embodiment, the drive unit has three different structural implementations:

[0046] The first implementation of the drive is as follows Figure 1As shown, the driving component includes a control switch 10, a lifting pusher 9, and a telescopic rod 7. The side of the frame 44 is provided with a mounting plate 8 for mounting the lifting pusher 9. The front end of the telescopic rod 7 is provided with a wire clamping groove 6. The other end of the traction rope 11 passes through the wire clamping groove 6 and is fixed to the bottom of the mounting plate 8. The control switch 10 is electrically connected to the lifting pusher 9. The lifting pusher 9 drives the telescopic rod 7 to extend. The telescopic rod 7 drives the traction rope 11 to move and causes the pull rope 1 to drive the lifting plate 2 to move upward.

[0047] The second implementation of the drive is as follows Figure 2 As shown, the driving component includes a hand crank 17, a first rotating rod 18, a first gear 14, a second rotating rod 16, and a second gear 15. The first gear 14 is mounted on the first rotating rod 18 and rotates together with it. The second gear 15 is mounted on the second rotating rod 16. The hand crank 17 is connected to the first rotating rod 18. The other end of the traction rope 11 is wound around the second rotating rod 16. The hand crank 17 drives the first rotating rod 18 to rotate, and the first gear 14 meshes with the second gear 15 to rotate, so that the second rotating rod 16 drives the traction rope 11 to tighten, and the pull rope 1 drives the lifting plate 2 to move upward.

[0048] The third implementation of the drive is as follows Figure 3 As shown, the driving component includes a mounting box, a rotating wheel 26, a rotating gear 25, a rotating shaft, a take-up reel 23, and a limiting block 24. The rotating wheel 26 is mounted on the rotating shaft, and the take-up reel 23 is mounted on the rotating shaft and rotates with it. The other end of the traction rope 11 is wound around the take-up reel 23. The rotating gear 25 is mounted on one end of the rotating shaft near the rotating wheel 26. The limiting block 24 is mounted on the side of the mounting box and rotatably connected to it. The limiting block 24 is provided with a limiting groove for limiting the reverse rotation of the rotating gear 25. The rotating wheel 26... The rotating shaft is driven to rotate, causing the take-up reel 23 to tighten the traction rope 11, and causing the pull rope 1 to drive the lifting plate 2 to move upward. The operator drives the rotating gear 25 to rotate clockwise using a tool. During the clockwise rotation of the rotating gear 25, the teeth of the rotating gear 25 will drive the limit block 24 to rotate counterclockwise. For each tooth rotation, the limit block 24 will jump once. When the rotating gear 25 stops rotating, the limit block 24 will block the rotating gear 25, preventing it from reversing, and thus locking the take-up reel 23.

[0049] The aforementioned adjustment of the lifting pressure plate assembly 43 in the vertical direction of the frame 44 is to adjust the distance between the movable pressure plate 4 and the gearbox gear shaft. On the one hand, this also allows for the adjustment of gearbox gear shafts of different specifications, avoiding insufficient pressure due to insufficient stroke. On the other hand, it ensures that the height of the limiting member 38 matches the size of the receiving cavity 40, so that the limiting member 38 can restrict the lifting plate 2 and prevent displacement of the lifting plate 2 during the pressure operation of the gearbox gear shaft. In this embodiment, the limiting member 38 has two implementations. One is a conventional pad, which is detachably connected to the lifting plate 2. Adjacent pads are interlocked, and multiple pads are stacked on the lifting plate 2 from bottom to top until the pads contact the top of the frame 44, thereby limiting the lifting plate 2. The second implementation of the limiting member 38 is as follows: Figure 8 As shown, the limiting member 38 is rectangular and hollow inside. The limiting member 38 is fixedly installed on the lifting plate 2. The limiting member 38 has multiple limiting holes 41. The limiting member 38 is connected to a connecting rod 39 that mates with the limiting holes 41. The top of the frame 44 is provided with a slot for the lifting plate 2 to pass through. After the lifting drive assembly 42 drives the lifting plate 2 to a certain position, the operator will pass at least two connecting rods 39 through the limiting holes 41 of the limiting member 38. This prevents the lifting pressure plate assembly 43 from falling downward or moving upward. However, the purpose of setting two different implementation methods is that the rectangular limiting member 38 can be adapted to conventional gearbox gear shafts. The design of its limiting holes 41 can ensure that after each adjustment, the connecting rods 39 can pass through the limiting holes 41 to limit the lifting pressure plate assembly 43. For some unconventional gearbox gear shafts, another implementation method is used.

[0050] The aforementioned lifting push body 9 and lifting drive body 34 are both conventional cylinders or other linear push components. The linear push body 5 is a conventional jack. The linear push body 5 is detachably mounted on the movable pressure plate 4. This method allows for the replacement of jacks of different specifications, or it can be fixedly mounted on the movable pressure plate 4. The elastic element 3 is a conventional tension spring, used to drive the linear push body 5 and the movable pressure plate 4 to reset. The drive module 27 is a combination of a conventional servo motor and a geared motor.

[0051] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A multi-functional automotive repair parts press, comprising a frame, wherein a pad rack is mounted at the bottom of the frame, the pad rack being hollow inside and having an open opening at the top, characterized in that, The bottom end of the rack is equipped with a lifting support assembly detachably connected thereto, so that the vertical position of the lifting support assembly can be adjusted, and the top end of the rack is equipped with a pressing mechanism.

2. The multi-functional garage parts press of claim 1, wherein, The lifting support assembly comprises a first supporting bracket, a second supporting bracket and a locking member, the first supporting bracket and the second supporting bracket are both provided with a hole, one end of the first supporting bracket is provided with a connecting sleeve, one end of the second supporting bracket is provided with a connecting member, the connecting member and the connecting sleeve are in sliding fit, the locking member comprises a screw rod and a locking nut, the screw rod passes through the holes of the first supporting bracket and the second supporting bracket, and the locking nut is in threaded fit with the screw rod, so that the first supporting bracket and the second supporting bracket are connected with each other.

3. The multi-functional garage parts press of claim 2, wherein, The vertical direction of the rack is provided with a plurality of uniformly distributed through holes, and the rack is equipped with a limiting rod matched with the through holes, the bottom surface of the first supporting bracket and the second supporting bracket is in contact with the limiting rod, so that the lifting support assembly is fixed on the rack.

4. The multi-functional garage parts press of claim 1, wherein, The pressing mechanism comprises a lifting driving body and a pressing plate, and the lifting driving body is connected with the pressing plate to drive the pressing plate to move up and down.

5. The multi-functional garage parts press of claim 1, wherein, The pressing mechanism comprises a lifting pressing plate assembly and a lifting driving assembly for driving the lifting pressing plate assembly to move up and down longitudinally, the lifting pressing plate assembly comprises a lifting plate, a movable pressing plate and a linear pushing body, the lifting plate and the top end of the rack have a spacing to form a containing cavity, a limiting member for limiting the longitudinal displacement of the lifting plate is placed in the containing cavity, the lifting plate and the movable pressing plate are equipped with an elastic member, the linear pushing body is arranged on the movable pressing plate and connected with the movable pressing plate, so that the movable pressing plate moves up and down relative to the lifting plate.

6. The multi-functional garage parts press of claim 5, wherein, Both ends of the lifting plate are provided with connecting portions, the lifting driving assembly comprises a driving module, a transmission chain and two groups of transmission gears, a lead screw and a lead screw block, the bottom of the connecting portion is equipped with a displacement sensor in communication connection with the driving module; The lead screw block is equipped at the bottom of the connecting portion and in threaded fit with the lead screw, the transmission gear is equipped at the top end of the lead screw and connected with the lead screw, the driving module is connected with one of the lead screws through a shaft coupling, the driving module drives the two transmission gears to rotate synchronously through the transmission chain, the driving module drives the lead screw to rotate, so that the lead screw block moves up and down along the vertical direction of the lead screw, and the lead screw block drives the lifting plate to move up and down.

7. The multi-functional garage parts press of claim 5, wherein, The lifting driving assembly comprises a pulley set, a driving member, a movable plate, a traction rope and a plurality of pull ropes, one end of the pull rope is connected with the lifting plate, the other end of the pull rope passes through the pulley set and is connected with the movable plate, one end of the traction rope is connected with the movable plate, and the driving member is connected with the traction rope to drive the lifting plate to move up and down.

8. The multi-functional garage part press of claim 7, wherein, The driving member comprises a control switch, a lifting pushing body and an extension rod, and the side edge of the rack is provided with a mounting plate for mounting the lifting pushing body, the front end of the extension rod is provided with a wire clamping groove, the other end of the traction rope passes through the wire clamping groove and is fixed at the bottom of the mounting plate, the control switch is electrically connected with the lifting pushing body, the lifting pushing body drives the extension rod to extend, the extension rod drives the traction rope to move and the pull rope drives the lifting plate to move up.

9. The multi-functional garage part press of claim 7, wherein, The driving member comprises a hand lever, a first rotating rod, a first gear, a second rotating rod and a second gear, the first gear is arranged on the first rotating rod and rotates together with the first rotating rod, the second gear is arranged on the second rotating rod, the hand lever is connected with the first rotating rod, the other end of the traction rope is wound on the second rotating rod, the hand lever drives the first rotating rod to rotate, the first gear meshes with the second gear to rotate, so that the second rotating rod drives the traction rope to be tightened, and the traction rope drives the lifting plate to make ascending movement.

10. The multi-functional garage part press of claim 7, wherein, The driving member comprises a rotating wheel, a rotating gear, a rotating shaft, a winding wheel and a limiting block, the rotating wheel is arranged on the rotating shaft, the winding wheel is arranged on the rotating shaft and rotates together with the rotating shaft, the other end of the traction rope is wound on the winding wheel, the rotating gear is arranged on one end of the rotating shaft close to the rotating wheel, the limiting block is provided with a limiting groove for limiting reverse rotation of the rotating gear, the rotating wheel drives the rotating shaft to rotate, so that the winding wheel drives the traction rope to be tightened, and the traction rope drives the lifting plate to make ascending movement.