Dismounting device for automobile repair

Abstract

The utility model relates to the technical field of vehicle repair, in particular to a dismounting device for vehicle repair, which comprises a support frame, a first motor is arranged on the support frame, the output end of the motor is fixedly connected with a first driving gear, and a guide mechanism which is driven by the first driving gear and is used for quickly positioning a hub is arranged on the support frame. A hydraulic cylinder is arranged on the supporting frame, the output end of the hydraulic cylinder is fixedly connected with a mounting frame, the mounting frame is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a second driving gear, and the mounting frame is provided with a dismounting mechanism used for dismounting hub bolts. The first motor drives the first driven gear to rotate through meshing connection of the first driving gear and the driven gear ring, the first driven gear drives the extrusion roller to rotate through the traction rod, the extrusion roller pushes the hub to move to a fixed position, and therefore rapid positioning operation of the hub is completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of the repair of automobile, especially relates to a dismounting device for the repair of automobile. BACKGROUND

[0002] The repair of automobile is to find out the fault reason through technical means and take certain measures to make it eliminate the fault and restore to certain performance and safety standard.

[0003] The prior art adopts the tire quick dismounting device for the repair of automobile disclosed by the announcement number CN213199350U, the first gear and the second gear mesh transmission drive five second sleeves to rotate simultaneously, thereby realizing the simultaneous dismounting of five tire bolts, the first gear can be pulled out, a wrench can be used to dismount the tire bolts one by one, five second sleeves can be aligned with five tire bolts simultaneously, and the dismounting is carried out through five first rotating shafts, the device represented by the above has the following problems in the actual use process:

[0004] The hub is placed on the support frame, and the electromagnetic chuck is used to fix and limit the hub, but since the hub is placed manually, the center position of the hub is different after placing the hub each time, so that the position of the tire bolt after placing the hub each time cannot be kept consistent, which affects the subsequent bolt dismounting work, and the staff needs to frequently adjust the position of the hub, which has a negative impact on the dismounting efficiency of the tire bolt. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that the position of the tire bolt after placing the hub each time cannot be kept consistent in the prior art, which affects the subsequent bolt dismounting work, and provides a dismounting device for the repair of automobile.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A dismounting device for the repair of automobile, comprising a support frame, a first motor is arranged on the support frame, a first drive gear is fixedly connected to the output end of the first motor, a guide mechanism for quickly positioning the hub is arranged on the support frame and driven by the first drive gear;

[0008] A hydraulic cylinder is arranged on the support frame, an installation frame is fixedly connected to the output end of the hydraulic cylinder, a second motor is fixedly connected to the installation frame, a second drive gear is fixedly connected to the output end of the second motor, and a dismounting mechanism for dismounting the hub bolt is arranged on the installation frame and driven by the second drive gear.

[0009] Preferably, a support ring for placing the hub is arranged on the support frame.

[0010] Preferably, the guiding mechanism comprises:

[0011] A driven gear ring in meshing connection with the first driving gear, the driven gear ring being rotatably mounted on the support frame;

[0012] A plurality of first driven gears in meshing connection with the driven gear ring, the plurality of first driven gears being rotatably mounted on the support ring;

[0013] A traction rod fixedly connected to the first driven gear;

[0014] A pressing roller fixedly connected to the traction rod.

[0015] Preferably, the driven gear ring is provided with teeth on both the inner and outer rings, and the pressing roller is provided with a rubber sleeve.

[0016] Preferably, the mounting frame is composed of a guide rod and two plates, one of the plates being arranged between the hydraulic cylinder and the second motor, the other plate being arranged below the second driving gear, the upper end of the guide rod being slidably sleeved on the upper plate and penetrating through to a position above the support frame, and the lower end of the guide rod being fixedly connected to the lower plate.

[0017] Preferably, the dismounting mechanism comprises:

[0018] A plurality of second driven gears in meshing connection with the second driving gear, the second driven gears being slidably sleeved on the mounting frame;

[0019] A dismounting piece for dismounting the hub bolt, the dismounting piece being fixedly connected to the second driven gear;

[0020] A rotating disc corresponding in number to the dismounting pieces, the rotating disc being rotatably mounted on the mounting frame;

[0021] A fixing assembly arranged on the mounting frame.

[0022] Preferably, the mounting frame is provided with a movable opening for slidably sleeving the second driven gear.

[0023] Preferably, the fixing assembly comprises:

[0024] Two limit holes arranged in correspondence with each other, the limit holes being arranged on the dismounting piece;

[0025] A mounting plate fixedly connected to the rotating disc;

[0026] A limit rod arranged in correspondence with the limit hole, the limit rod being slidably sleeved on the mounting plate;

[0027] A limiting ring is fixedly sleeved on the limiting rod;

[0028] A reset spring is fixedly connected between the mounting plate and the limiting ring.

[0029] Preferably, the limiting hole is a circular hole structure, and the limiting rod is a circular rod structure.

[0030] Preferably, the reset spring is movably sleeved on the limiting rod.

[0031] Compared with the prior art, the utility model has the following advantages:

[0032] 1、The first motor in the utility model drives the first driven gear to rotate through the meshing connection of the first drive gear and the driven gear ring, drives the extrusion roller to rotate through the traction rod, and pushes the hub to move to a fixed position, so that the rapid positioning operation of the hub is completed.

[0033] 2、The utility model discloses a two limiting holes are formed on the dismounting piece, and one limiting hole is buckled and connected with the limiting rod, so that the position of the dismounting piece is adjusted, the device can be adjusted according to the dismounting quantity of the hub bolt, and the flexibility of the device is improved. ACCURACY OF DRAWINGS

[0034] Figure 1 A structural schematic view of the dismounting device for automobile repair is provided in the utility model;

[0035] Figure 2 A bottom view in the utility model; Figure 1

[0036] Figure 3 A supporting frame, a first motor, a first drive gear and a guide mechanism connection structure schematic view of the dismounting device for automobile repair is provided in the utility model;

[0037] Figure 4 A hydraulic cylinder, a mounting frame, a second motor, a second drive gear and a dismounting mechanism connection structure schematic view of the dismounting device for automobile repair is provided in the utility model;

[0038] Figure 5 A A partial enlarged structure schematic view in the utility model; Figure 4

[0039] In the drawing:

[0040] 1, supporting frame;2, first motor;3, first drive gear;

[0041] 4, guide mechanism;41, driven gear ring;42, first driven gear;43, traction rod;44, extrusion roller;​​

[0042] 5, hydraulic cylinder; 6, mounting frame; 7, second motor; 8, second drive gear;

[0043] 9, dismounting mechanism; 91, second driven gear; 92, dismounting piece; 93, rotating disc; 94, fixing assembly; 941, limiting hole; 942, mounting plate; 943, limiting rod; 944, limiting ring; 945, return spring; 10, supporting ring. DETAILED DESCRIPTION

[0044] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0045] Reference Figures 1-5 A dismounting device for automobile repair, comprising a supporting frame 1, the supporting frame 1 is provided with a supporting ring 10 for placing a hub.

[0046] Based on the arrangement of the supporting frame 1, in order to ensure that the hub is located at the center of the supporting ring 10, a first motor 2 is arranged on the supporting frame 1, the output end of the first motor 2 is fixedly connected with a first drive gear 3, a guide mechanism 4 driven by the first drive gear 3 and used for quickly positioning the hub is arranged on the supporting frame 1, and the further implementation method is that the guide mechanism 4 comprises a driven gear ring 41, a first driven gear 42, a traction rod 43 and an extrusion roller 44, and the components are arranged as follows:

[0047] The driven gear ring 41 meshingly connected with the first drive gear 3 is rotatably installed on the supporting frame 1, the inner and outer rings of the driven gear ring 41 are provided with teeth, a plurality of first driven gears 42 meshingly connected with the driven gear ring 41 are rotatably installed on the supporting ring 10, the traction rod 43 is fixedly connected to the first driven gear 42, the extrusion roller 44 is fixedly connected to the traction rod 43, and the outer ring of the extrusion roller 44 is provided with a rubber sleeve pad to avoid damaging the hub during positioning operation.

[0048] A hydraulic cylinder 5 is arranged on the supporting frame 1, the output end of the hydraulic cylinder 5 is fixedly connected with a mounting frame 6, the mounting frame 6 is composed of a guide rod and two plate bodies, one of the plate bodies is arranged between the hydraulic cylinder 5 and a second motor 7, and the other plate body is arranged below a second drive gear 8, the upper end of the guide rod is slidably sleeved on the upper plate body and penetrates through to the position above the supporting frame 1, the lower end of the guide rod is fixedly connected to the lower plate body, the second motor 7 is fixedly connected to the mounting frame 6, and the output end of the second motor 7 is fixedly connected with the second drive gear 8.

[0049] The mounting frame 6 is provided with a dismounting mechanism 9 driven by the second driving gear 8 and used for dismounting the hub bolt, and the further implementation method is that the dismounting mechanism 9 comprises a second driven gear 91, a dismounting piece 92, a rotating disc 93 and a fixing assembly 94,

[0050] A plurality of second driven gears 91 meshingly connected with the second driving gear 8 are slidingly sleeved on the mounting frame 6, the mounting frame 6 is provided with a movable opening for slidingly sleeving the second driven gear 91, the dismounting piece 92 used for dismounting the hub bolt is fixedly connected to the second driven gear 91, and the rotating disc 93 corresponding in number to the dismounting piece 92 is rotatably installed on the mounting frame 6.

[0051] Based on the arrangement of the mounting frame 6, in order to enable the dismounting mechanism 9 to be correspondingly adjusted according to the number of dismounting hub bolts, the mounting frame 6 is provided with the fixing assembly 94, and the further implementation method is that the fixing assembly 94 comprises a limiting hole 941, a mounting plate 942, a limiting rod 943, a limiting ring 944 and a reset spring 945, and the components are arranged as follows:

[0052] Two limiting holes 941 arranged correspondingly above and below are formed in the dismounting piece 92, the limiting hole 941 is a circular hole structure, the mounting plate 942 is fixedly connected to the rotating disc 93, the limiting rod 943 arranged correspondingly to the limiting hole 941 is slidingly sleeved on the mounting plate 942, the limiting rod 943 is a circular rod structure, the limiting ring 944 is fixedly sleeved on the limiting rod 943, the reset spring 945 is fixedly connected between the mounting plate 942 and the limiting ring 944, and the reset spring 945 is slidingly sleeved on the limiting rod 943, under the elastic force of the reset spring 945, the limiting rod 943 is resetted without external force, and it should be noted that the dismounting piece 92 is in an idle state when the limiting rod 943 is located in the lower limiting hole 941, and the dismounting piece 92 is in a working state when the limiting rod 943 is located in the upper limiting hole 941.

[0053] It should be noted that the specific type and specification of the motor, the hydraulic cylinder 5 and the dismounting piece 92 need to be selected and determined according to the actual specification of the device, and the specific selection calculation method adopts the existing technology in the art, and thus is not described in detail.

[0054] The function principle of the device can be described through the following operation modes:

[0055] The hub is placed in the supporting ring 10, the first motor 2 is started, the first motor 2 drives the first driving gear 3 to rotate, the first driving gear 3 drives the driven gear ring 41 to rotate, the driven gear ring 41 drives the first driven gear 42 to rotate, the first driven gear 42 drives the traction rod 43 to rotate, and the traction rod 43 drives the extrusion roller 44 to rotate, so as to push the hub to move to the center position of the supporting frame 1.

[0056] According to the number of wheel hub bolts to be disassembled, the limiting rod 943 is pulled out of the limiting hole 941 below, the reset spring 945 is contracted, the disassembling part 92 is pulled down, the limiting hole 941 above is aligned with the limiting rod 943, the limiting rod 943 is loosened, and under the elastic force of the reset spring 945, the limiting rod 943 enters the limiting hole 941;

[0057] The hydraulic cylinder 5 is started, the position of the disassembling part 92 is driven by the mounting frame 6 to correspond to the wheel hub bolt, the second motor 7 is started to drive the second driving gear 8 to rotate, the second driving gear 8 drives the second driven gear 91 to rotate, the second driven gear 91 drives the disassembling part 92 to rotate, and the height position of the disassembling part 92 is adjusted by the hydraulic cylinder 5, so that the disassembling work of the wheel hub bolt is completed.

[0058] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A disassembly device for automotive repair, comprising a support frame (1), characterized in that, The support frame (1) is provided with a first motor (2), and the output end of the first motor (2) is fixedly connected to a first drive gear (3). The support frame (1) is provided with a guide mechanism (4) driven by the first drive gear (3) and used for quick positioning of the wheel hub. A hydraulic cylinder (5) is provided on the support frame (1). A mounting frame (6) is fixedly connected to the output end of the hydraulic cylinder (5). A second motor (7) is fixedly connected to the mounting frame (6). A second drive gear (8) is fixedly connected to the output end of the second motor (7). A disassembly mechanism (9) driven by the second drive gear (8) and used to disassemble the wheel hub bolts is provided on the mounting frame (6).

2. The disassembly device for automobile repair according to claim 1, characterized in that, The support frame (1) is provided with a support ring (10) for placing the wheel hub.

3. The disassembly device for automobile repair according to claim 2, characterized in that, The guiding mechanism (4) includes: A driven gear ring (41) meshes with the first drive gear (3) and is rotatably mounted on the support frame (1); Multiple first driven gears (42) mesh with the driven gear ring (41), and the multiple first driven gears (42) are rotatably mounted on the support ring (10); A traction rod (43) is fixedly connected to the first driven gear (42); The extrusion roller (44) is fixedly connected to the traction rod (43).

4. The disassembly device for automobile repair according to claim 3, characterized in that, The driven toothed ring (41) has teeth on both its inner and outer rings, and the extrusion roller (44) has a rubber sleeve on its outer ring.

5. The disassembly device for automobile repair according to claim 4, characterized in that, The mounting frame (6) consists of a guide rod and two plates. One of the plates is located between the hydraulic cylinder (5) and the second motor (7), and the other plate is located below the second drive gear (8). The upper end of the guide rod is slidably fitted onto the upper plate and extends through to the upper position of the support frame (1). The lower end of the guide rod is fixedly connected to the lower plate.

6. The disassembly device for automobile repair according to claim 1, characterized in that, The disassembly mechanism (9) includes: Multiple driven gears (91) mesh with the second drive gear (8), and the driven gears (91) are slidably mounted on the mounting bracket (6); A disassembly piece (92) for removing hub bolts, the disassembly piece (92) being fixedly connected to the second driven gear (91); A rotating disk (93) is provided corresponding to the number of disassembly parts (92), and the rotating disk (93) is rotatably mounted on the mounting frame (6); Fixing component (94) is disposed on the mounting bracket (6).

7. The disassembly device for automobile repair according to claim 6, characterized in that, The mounting bracket (6) has an opening for sliding the second driven gear (91).

8. The disassembly device for automobile repair according to claim 6, characterized in that, The fixing component (94) includes: Two limiting holes (941) are provided on the upper and lower corresponding parts, and the two limiting holes (941) are provided on the disassembly part (92); Mounting plate (942), which is fixedly connected to the rotating disk (93); A limiting rod (943) is provided corresponding to the limiting hole (941), and the limiting rod (943) is slidably fitted onto the mounting plate (942); A limiting ring (944) is fixedly fitted onto the limiting rod (943); A reset spring (945) is fixedly connected between the mounting plate (942) and the limiting ring (944).

9. A disassembly device for automotive repair according to claim 8, characterized in that, The limiting hole (941) is a circular hole structure, and the limiting rod (943) is a circular rod structure.

10. A disassembly device for automotive repair according to claim 8, characterized in that, The reset spring (945) is movably mounted on the limit rod (943).

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