Differential cover machining tool

Abstract

The utility model belongs to the technical field of machining tools, and provides a differential cover machining tool which comprises a base, a clamping rod, a pressing rod and a driving assembly. The differential cover is placed on the base, a shaft sleeve on the differential cover is located among the multiple sets of clamping rods, a flange plate on the differential cover is located below the multiple sets of pressing rods, then the multiple sets of clamping rods are driven by the driving assembly to slide in a closed mode, the multiple sets of pressing rods are driven by the driving assembly to slide close to the base, and the shaft sleeve can be clamped through the closed sliding of the multiple sets of clamping rods. And the multiple sets of pressing rods slide close to the base to be pressed on the flange plate, so that the movement of the differential cover in the vertical direction is limited, and the stability of fixing the differential cover is improved by limiting the movement of the differential cover in the horizontal direction and the movement of the differential cover in the vertical direction.

Description

Technical Field

[0001] The utility model relates to the technical field of processing tooling, in particular to a differential cover processing tooling. Background Art

[0002] The differential is a very important component in the driving structure of a vehicle. The automobile differential is a mechanism that enables the left and right (or front and rear) driving wheels to rotate at different speeds. At present, during the processing of the differential cover, a differential cover processing tool is required to fix it.

[0003] For example, the Chinese patent with patent number 202222874810.2 discloses a differential case gear-forming tool, including a base plate and a differential case. An adjusting component is provided on the upper surface of the base plate, and a fixing component is fixed on the adjusting component. The fixing component includes a hollow block, and the hollow block is fixedly connected to the adjusting component. The differential case can be movably inserted in the hollow block, and an annular block is rotatably provided on the inner surface of the hollow block, and an annular gear plate is fixedly provided on the lower surface of the annular block.

[0004] When fixing the differential cover, most of the existing differential cover processing tools can only limit the horizontal displacement of the differential cover, but cannot limit the vertical displacement of the accelerator cover, and the fixed differential cover is not stable enough. Therefore, in view of the above technical problems, a differential cover processing tool is proposed. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a differential cover processing tool to improve the stability of the fixed differential cover.

[0006] A differential cover processing tool, comprising:

[0007] Base;

[0008] A plurality of clamping rods are provided, wherein the plurality of clamping rods are arranged at intervals along the circumference of the base and are arranged on the base so as to be able to slide radially along the base;

[0009] A plurality of pressure rods are provided corresponding to the plurality of clamping rods, and the plurality of pressure rods are slidably arranged along the axial direction of the base at the top of the base;

[0010] The driving assembly is arranged on the base and is respectively connected with the multiple groups of clamping rods and the multiple groups of pressure rods. The driving assembly can drive the multiple groups of clamping rods to close and slide, and at the same time drive the multiple groups of pressure rods to slide close to the base.

[0011] The beneficial effects of the above differential cover processing tool are:

[0012] The differential cover is placed on the base so that the shaft sleeve on the differential cover is located between the multiple groups of clamping rods, and the flange on the differential cover is located under the multiple groups of pressure rods. Then, the multiple groups of clamping rods are driven to close and slide and the multiple groups of pressure rods are driven to slide close to the base by a driving component. The multiple groups of clamping rods are closed and slid to clamp the shaft sleeve, thereby limiting the horizontal movement of the differential cover. The multiple groups of pressure rods are pressed on the flange when they slide close to the base, thereby limiting the vertical movement of the differential cover. The stability of the fixed differential cover is improved by limiting the horizontal and vertical movement of the differential cover.

[0013] In one of the embodiments, a plurality of guide grooves are provided on the base, a plurality of clamping rods are arranged in the plurality of guide grooves and can slide radially along the base, a plurality of guide columns are arranged at the top of the base corresponding to the plurality of clamping rods, a guide rod is arranged at one end of the plurality of pressure rods, and the plurality of guide rods are arranged in the plurality of guide columns and can slide axially along the base.

[0014] In one embodiment, the driving assembly includes a first screw, a second screw and a driving member; the first screw is rotatably arranged in the guide groove, and one end is threadedly connected to the clamping rod; the second screw is rotatably arranged in the guide groove, and one end extends into the guide column and is threadedly connected to the guide rod; the other ends of the first screw and the second screw are both provided with bevel gears, and the two sets of bevel gears are meshed; the driving member is rotatably arranged on the base and is connected to the bevel gears on multiple sets of the first screws; rotating the driving member can drive the bevel gears on multiple sets of the first screws to rotate. By rotating the driving member to rotate the bevel gears on multiple sets of the first screws, multiple sets of the first screws can be driven to rotate, and the two sets of bevel gears can be meshed to simultaneously drive multiple sets of the second screws to rotate, the rotation of multiple sets of the first screws and the multiple sets of the clamping rod threads can drive multiple sets of the clamping rods to slide, and the rotation of multiple sets of the second screws and the multiple sets of the guide rod threads can drive multiple sets of the pressure rods to slide, and it is convenient to drive multiple sets of the clamping rods and multiple sets of the pressure rods to slide at the same time.

[0015] In one embodiment, the driving member includes a bevel gear ring; a fixed ring groove is provided on the circumference of the base, the bevel gear ring is rotatably sleeved in the fixed ring groove, and is limited by a limit seat threadedly connected to the bottom end of the base, and the bevel gear ring is meshed with the bevel gears on the multiple groups of the first screw rods. The multiple groups of the first screw rods and the multiple groups of the second screw rods can be driven to rotate by rotating the bevel gear ring, and the multiple groups of the first screw rods and the multiple groups of the second screw rods can be driven to rotate conveniently.

[0016] In one embodiment, a handle is provided on the circumferential side of the bevel gear ring, and a plurality of handles are provided at intervals along the circumference of the bevel gear ring, so that the user can hold the bevel gear ring conveniently and drive the bevel gear ring to rotate.

[0017] In one embodiment, multiple groups of guide grooves are provided with first limit grooves on both sides, multiple groups of clamping rods are provided with first limit blocks on both sides, two groups of the first limit blocks are slidably arranged in the two groups of the first limit grooves, multiple groups of guide posts are provided with second limit grooves on both sides, multiple groups of guide rods are provided with second limit blocks on both sides, and two groups of the second limit blocks are slidably arranged in the two groups of the second limit grooves. By providing the first limit block to cooperate with the first limit groove, the clamping rod can be prevented from slipping out of the guide groove, and by the second limit block to cooperate with the second limit groove, the guide rod can be prevented from slipping out of the guide post, thereby improving the stability of the clamping rod and the guide rod when sliding.

[0018] In one embodiment, the ends of the plurality of groups of clamping rods close to each other are all detachably provided with first pads, and the bottom ends of the plurality of groups of pressure rods are all detachably provided with second pads. By replacing the first pads and the second pads of different thicknesses, when fixing differential covers of different sizes, the plurality of groups of clamping rods and the plurality of groups of pressure rods can simultaneously restrict the horizontal and vertical movement of the differential cover, thereby facilitating the fixing of differential covers of different sizes and improving the practicality of the device.

[0019] In one embodiment, multiple groups of the clamping rods are provided with first T-shaped slots, multiple groups of the first cushion blocks are provided with first T-shaped blocks, multiple groups of the first T-shaped blocks are clamped in multiple groups of the first T-shaped slots, multiple groups of the pressure rods are provided with second T-shaped slots at the bottom ends, multiple groups of the second cushion blocks are provided with second T-shaped blocks, multiple groups of the second T-shaped blocks are clamped in multiple groups of the second T-shaped slots. The first cushion block and the second cushion block are respectively connected to the clamping rod and the pressure rod by clamping, so that the first cushion block and the second cushion block can be easily installed and removed, and the first cushion block and the second cushion block can be easily replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation of the utility model, the following will briefly introduce the drawings required for use in the specific implementation. In all the drawings, each element or part is not necessarily drawn according to the actual scale.

[0021] Figure 1 A three-dimensional structural schematic diagram of a differential cover processing tool provided in one embodiment of the utility model;

[0022] Figure 2 for Figure 1 An exploded view of a differential cover processing tooling shown;

[0023] Figure 3 for Figure 1 A front view of a cutaway base in a differential cover processing tool shown;

[0024] Figure 4 for Figure 1 A schematic diagram of a three-dimensional structure of a differential cover processing tool after the base is cut;

[0025] Figure 5 for Figure 1 An exploded view of a drive assembly in a differential cover processing tooling shown;

[0026] Figure 6 for Figure 1 The figure shows a three-dimensional structural schematic diagram of a differential cover processing tooling in use state.

[0027] Reference numerals:

[0028] 10. Base; 101. Guide groove; 1011. First limiting groove; 102. Guide column; 1021. Second limiting groove; 103. Fixed ring groove; 104. Limiting seat;

[0029] 20. Clamping rod; 201. First limit block; 202. First T-shaped slot;

[0030] 30, pressure rod; 301, guide rod; 3011, second limit block; 302, second T-shaped slot;

[0031] 40. driving assembly; 401. first screw; 402. bevel gear; 403. second screw; 404. bevel gear ring; 4041. handle;

[0032] 50. first cushion block; 501. first T-shaped clamp block;

[0033] 60. second cushion block; 601. second T-shaped clamp block;

[0034] 70. Differential cover. DETAILED DESCRIPTION

[0035] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0036] See also Figures 1 to 5 In one embodiment, a differential cover processing tool includes a base 10, a clamping rod 20, a pressure rod 30 and a driving assembly 40.

[0037] There are multiple groups of clamping rods 20, which are arranged at intervals along the circumference of the base 10 and can be radially slidably arranged on the base 10. There are multiple groups of pressure rods 30 corresponding to the multiple groups of clamping rods 20, which can be axially slidably arranged on the top of the base 10. Specifically, there are multiple groups of guide grooves 101 on the base 10, in which the multiple groups of clamping rods 20 can be radially slidably arranged on the base 10, and there are multiple groups of guide columns 102 corresponding to the multiple groups of clamping rods 20 on the top of the base 10, and there are multiple groups of pressure rods 30 with one end provided with a guide rod 301, and the multiple groups of guide rods 301 can be axially slidably arranged in the multiple groups of guide columns 102 along the base 10.

[0038] The guide groove 101 is provided to guide the clamping rod 20 , and the guide column 102 is provided to guide the guide rod 301 , so that the sliding of the clamping rod 20 and the pressing rod 30 is facilitated.

[0039] On the basis of the above embodiments, further, both sides of multiple groups of guide grooves 101 are provided with first limit grooves 1011, both sides of multiple groups of clamping rods 20 are provided with first limit blocks 201, two groups of first limit blocks 201 are slidably set in the two groups of first limit grooves 1011, both sides of multiple groups of guide columns 102 are provided with second limit grooves 1021, both sides of multiple groups of guide rods 301 are provided with second limit blocks 3011, and two groups of second limit blocks 3011 are slidably set in the two groups of second limit grooves 1021.

[0040] By setting the first limit block 201 to cooperate with the first limit groove 1011, the clamping rod 20 can be prevented from slipping out of the guide groove 101. By setting the second limit block 3011 to cooperate with the second limit groove 1021, the guide rod 301 can be prevented from slipping out of the guide column 102, thereby improving the stability of the clamping rod 20 and the guide rod 301 when sliding.

[0041] See also Figures 2 to 6 In one embodiment, the driving assembly 40 is disposed on the base 10 and is respectively connected to the multiple groups of clamping rods 20 and the multiple groups of pressure rods 30. The driving assembly 40 can drive the multiple groups of clamping rods 20 to close and slide, and at the same time drive the multiple groups of pressure rods 30 to slide close to the base 10. Specifically, the driving assembly 40 includes a first screw rod 401, a second screw rod 403 and a driving member; the first screw rod 401 is rotatably disposed in the guide groove 101, and one end is threadedly connected to the clamping rod 20, the second screw rod 403 is rotatably disposed in the guide groove 101, and one end extends into the guide column 102 and is threadedly connected to the guide rod 301, the other ends of the first screw rod 401 and the second screw rod 403 are both provided with bevel gears 402, and the two groups of bevel gears 402 are meshed, the driving member is rotatably disposed on the base 10, and is connected to the bevel gears 402 on the multiple groups of first screw rods 401, and the rotating driving member can drive the bevel gears 402 on the multiple groups of first screw rods 401 to rotate.

[0042] The driving member includes a bevel gear ring 404; a fixed ring groove 103 is opened on the peripheral side of the base 10, the bevel gear ring 404 can be rotatably sleeved in the fixed ring groove 103, and is limited by a limit seat 104 threadedly connected to the bottom end of the base 10, and the bevel gear ring 404 is meshed with the bevel gears 402 on the multiple groups of first screws 401.

[0043] In the above embodiment, by rotating the bevel gear ring 404, the bevel gear ring 404 rotates and engages with the bevel gears 402 on the multiple groups of first screws 401 to drive the multiple groups of first screws 401 to rotate. At the same time, through the engagement of the two groups of bevel gears 402, the multiple groups of second screws 403 can be driven to rotate at the same time. The rotation of the multiple groups of first screws 401 and the threaded cooperation of the multiple groups of clamping rods 20 can drive the multiple groups of clamping rods 20 to slide. The rotation of the multiple groups of second screws 403 and the threaded cooperation of the multiple groups of guide rods 301 can drive the multiple groups of pressure rods 30 to slide. It is convenient to drive the multiple groups of clamping rods 20 and the multiple groups of pressure rods 30 to slide at the same time, which is convenient for limiting the horizontal and vertical movements of the differential cover 70 at the same time, and fixing the differential cover 70 is convenient and stable.

[0044] On the basis of the above embodiment, further, a handle 4041 is provided on the circumferential side of the bevel gear ring 404, and multiple groups of handles 4041 are provided at intervals along the circumference of the bevel gear ring 404. By providing multiple groups of handles 4041, it is convenient for the user to hold and drive the bevel gear ring 404 to rotate, and driving the bevel gear ring 404 to rotate is convenient and labor-saving.

[0045] See also Figure 3 , Figure 5 , Figure 6 In one embodiment, the ends of the plurality of clamping rods 20 are all detachably provided with first cushion blocks 50, and the bottom ends of the plurality of pressure rods 30 are all detachably provided with second cushion blocks 60. Specifically, the plurality of clamping rods 20 are all provided with first T-shaped slots 202, the plurality of first cushion blocks 50 are all provided with first T-shaped blocks 501, and the plurality of first T-shaped blocks 501 are clamped in the plurality of first T-shaped slots 202, the bottom ends of the plurality of pressure rods 30 are all provided with second T-shaped slots 302, the plurality of second cushion blocks 60 are all provided with second T-shaped blocks 601, and the plurality of second T-shaped blocks 601 are clamped in the plurality of second T-shaped slots 302.

[0046] In the above embodiment, by replacing the first pad 50 and the second pad 60 of different thicknesses, it is convenient to fix the differential cover 70 of different sizes. The multiple groups of clamping rods 20 and the multiple groups of pressure rods 30 can simultaneously interfere with the differential cover 70 to limit the horizontal and vertical movement of the differential cover 70, which is convenient for fixing the differential cover 70 of different sizes and improving the practicality of the device. The first pad 50 and the second pad 60 are respectively connected to the clamping rod 20 and the pressure rod 30 by a snap-on connection, which makes it convenient to install and disassemble the first pad 50 and the second pad 60, and it is convenient to replace the first pad 50 and the second pad 60.

[0047] The specific implementation of the above-mentioned differential cover processing tool is as follows:

[0048] First, the first cushion block 50 and the second cushion block 60 of appropriate thickness are selected according to the size of the differential cover 70 , and the first cushion block 50 and the second cushion block 60 are clamped on the clamping rod 20 and the pressure rod 30 respectively.

[0049] Then, the differential cover 70 is placed on the base 10 , so that the bushing on the differential cover 70 is located between the multiple groups of clamping rods 20 , and the flange on the differential cover 70 is located below the multiple groups of pressure rods 30 .

[0050] Finally, the handle 4041 is held to rotate the bevel gear ring 404, and the bevel gear ring 404 rotates to mesh with the bevel gears 402 on the multiple sets of first screws 401 to drive the multiple sets of first screws 401 to rotate. At the same time, the two sets of bevel gears 402 are engaged to simultaneously drive the multiple sets of second screws 403 to rotate. The multiple sets of first screws 401 rotate to cooperate with the threads of the multiple sets of clamping rods 20 to drive the multiple sets of clamping rods 20 to close and slide. The multiple sets of clamping rods 20 close and slide to clamp the shaft sleeve on the differential cover 70, thereby To limit the horizontal movement of the differential cover 70, multiple sets of second screws 403 rotate and cooperate with multiple sets of guide rods 301 threads to drive multiple sets of pressure rods 30 to slide close to the base 10. Multiple sets of pressure rods 30 slide close to the base 10 and press on the flange on the differential cover 70, thereby limiting the vertical movement of the differential cover 70. By limiting the horizontal and vertical movements of the differential cover 70 at the same time, the stability of the fixed differential cover 70 is improved, and the fixing is convenient and quick.

[0051] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention, and they should all be included in the scope of the claims and specification of the present invention.

Claims

1. A differential cover processing tool, characterized in that: include: Base (10); A plurality of clamping rods (20) are provided, wherein the plurality of clamping rods (20) are arranged at intervals along the circumference of the base (10) and are arranged on the base (10) so as to be radially slidable along the base (10); A plurality of pressure rods (30) are provided corresponding to the plurality of clamping rods (20), and the plurality of pressure rods (30) are provided at the top of the base (10) so as to be slidable along the axial direction of the base (10); A driving assembly (40) is arranged on the base (10) and is respectively connected to the multiple groups of clamping rods (20) and the multiple groups of pressing rods (30). The driving assembly (40) can drive the multiple groups of clamping rods (20) to close and slide, and at the same time drive the multiple groups of pressing rods (30) to slide close to the base (10).

2. A differential cover processing tool according to claim 1, characterized in that: The base (10) is provided with a plurality of guide grooves (101), and the plurality of clamping rods (20) are arranged in the plurality of guide grooves (101) so as to be radially slidable along the base (10). The top of the base (10) is provided with a plurality of guide posts (102) corresponding to the plurality of clamping rods (20), and a guide rod (301) is arranged at one end of the plurality of pressure rods (30), and the plurality of guide rods (301) are arranged in the plurality of guide posts (102) so as to be axially slidable along the base (10).

3. A differential cover processing tool according to claim 2, characterized in that: The driving assembly (40) comprises a first screw rod (401), a second screw rod (403) and a driving member; the first screw rod (401) is rotatably arranged in the guide groove (101), and one end of the first screw rod (401) is threadedly connected to the clamping rod (20); the second screw rod (403) is rotatably arranged in the guide groove (101), and one end of the second screw rod (403) extends into the guide column (102) and is threadedly connected to the guide rod (301); the other ends of the first screw rod (401) and the second screw rod (403) are both provided with bevel gears (402), and the two groups of bevel gears (402) are meshed; the driving member is rotatably arranged on the base (10) and is connected to multiple groups of bevel gears (402) on the first screw rods (401); rotating the driving member can drive the multiple groups of bevel gears (402) on the first screw rods (401) to rotate.

4. A differential cover processing tool according to claim 3, characterized in that: The driving member comprises a bevel gear ring (404); a fixed ring groove (103) is provided on the circumferential side of the base (10); the bevel gear ring (404) is rotatably sleeved in the fixed ring groove (103) and is limited in position by a limit seat (104) threadedly connected to the bottom end of the base (10); the bevel gear ring (404) is meshed with the bevel gears (402) on the plurality of groups of the first screw rods (401).

5. The differential cover processing tool according to claim 4, characterized in that: A handle (4041) is provided on the circumferential side of the bevel gear ring (404), and a plurality of groups of the handles (4041) are arranged at intervals along the circumference of the bevel gear ring (404).

6. The differential cover processing tool according to claim 3, characterized in that: A plurality of groups of guide grooves (101) are provided with first limiting grooves (1011) on both sides, a plurality of groups of clamping rods (20) are provided with first limiting blocks (201) on both sides, two groups of the first limiting blocks (201) are slidably arranged in the two groups of the first limiting grooves (1011), a plurality of groups of guide columns (102) are provided with second limiting grooves (1021) on both sides, a plurality of groups of guide rods (301) are provided with second limiting blocks (3011) on both sides, two groups of the second limiting blocks (3011) are slidably arranged in the two groups of the second limiting grooves (1021).

7. The differential cover processing tool according to claim 1, characterized in that: The close ends of the plurality of groups of clamping rods (20) are all detachably provided with first cushion blocks (50), and the bottom ends of the plurality of groups of pressing rods (30) are all detachably provided with second cushion blocks (60).

8. The differential cover processing tool according to claim 7, characterized in that: A plurality of groups of the clamping rods (20) are each provided with a first T-shaped clamping block (202); a plurality of groups of the first cushion blocks (50) are each provided with a first T-shaped clamping block (501); a plurality of groups of the first T-shaped clamping blocks (501) are clamped in a plurality of groups of the first T-shaped clamping grooves (202); a plurality of groups of the pressing rods (30) are each provided with a second T-shaped clamping block (302) at their bottom ends; a plurality of groups of the second cushion blocks (60) are each provided with a second T-shaped clamping block (601); a plurality of groups of the second T-shaped clamping blocks (601) are clamped in a plurality of groups of the second T-shaped clamping grooves (302).

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