Tool for machining speed reducer shell

Abstract

The utility model provides a tool for machining a shell of a speed reducer. The tool for machining the shell of the speed reducer comprises a base, a guide column, a supporting table and a pressing assembly. According to the tool for machining the speed reducer shell, the base is arranged, and the bottom plate and the side plate which are perpendicular to each other are adopted in the base. The bottom plate is used for being fixed to a machine tool, the guide columns and the supporting table are arranged on one side of the side plate, the speed reducer shell can be positioned through the guide columns, and the machining face on one side of the speed reducer shell abuts against the supporting table for leveling. When the speed reducer shell is machined, the shaft hole and the mounting surface of the shell on one side can be machined in place firstly, and then the shell on the side which is not machined is assembled with the shell on the side which is not machined. After assembly is completed, the shaft hole of the shell on the machining side, the installation face and the reference face can be located on the base, and the position of the speed reducer shell can be conveniently aligned and clamped. And operation is convenient, and machining of the speed reducer shell after assembly is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of processing tooling, and particularly relates to a tooling for processing a reducer housing. Background Art

[0002] Reducer housings are usually divided into integral housings and split housings. And after the reducer housing is usually formed by casting, it is then processed by a numerically controlled machine tool. The split reducer housing is composed of multiple different parts and can be installed separately. Compared with the integral housing, it has better maintainability and a flexible installation method. However, when processing the split reducer housing, in order to ensure the machining accuracy of each shaft hole, the parts of the reducer housing are usually assembled together for processing. However, after being assembled together, due to the large distance between the shaft holes, the shaft holes need to be processed at multiple angles. It is not convenient for the numerically controlled machine tool to align and establish a coordinate system, thus affecting the processing efficiency of the reducer housing. Summary of the Utility Model

[0003] An embodiment of the utility model provides a tooling for processing a reducer housing, aiming to solve the problem that it is not convenient to align the coordinate system and affect the processing efficiency when processing the reducer housing after it is assembled in the prior art.

[0004] To achieve the above object, the technical solution adopted by the utility model is: to provide a tooling for processing a reducer housing, including:

[0005] A base, the base includes a bottom plate for fixing to a machine tool and a side plate disposed perpendicular to the bottom plate;

[0006] Guide columns, there are multiple guide columns, and the multiple guide columns are fixedly installed on the side plate and perpendicular to the side plate. The guide columns are in sliding fit with the shaft holes on one side of the reducer housing;

[0007] A support table, installed on the same side of the side plate as the guide columns, for supporting on the processing surface on one side of the reducer housing;

[0008] A pressing assembly, installed on the support table, for pressing the reducer housing onto the support table.

[0009] In a possible implementation manner, the guide column includes:

[0010] A fixing part, one end of which is fixedly installed on the base;

[0011] A guiding part, installed at the end of the fixing part away from the base, and the outer diameter dimension of the guiding part is larger than the outer diameter dimension of the fixing part. When the reducer housing is installed on the side plate, the guiding part is located inside the shaft hole on one side of the reducer housing.

[0012] In a possible implementation, the guiding part is detachably mounted on the fixing part.

[0013] In a possible implementation, a guiding rod protrudes from one end of the guiding part, a guiding hole for accommodating the guiding rod is provided at the end of the fixing part, and a fixing member for fixing the guiding part to the fixing part is also threadedly connected to the fixing part.

[0014] In a possible implementation, a counterbore for mounting the guiding column is recessed in the side plate, the guiding column is slidably engaged with the counterbore, and a fastening member for fixing the guiding column to the side plate is threadedly connected to the end of the guiding column.

[0015] In a possible implementation, a support column is threadedly connected to the support table, and the end of the support column is used to support on the machining surface of the reducer housing.

[0016] In a possible implementation, a tightening member is threadedly connected to the support column, and the tightening member abuts against the end face of the support table for fixing the support column to the support table.

[0017] In a possible implementation, the pressing assembly includes:

[0018] A connecting rod, one end of which is fixedly mounted on the support table;

[0019] A pressing plate, the middle part of which is slidably arranged on the connecting rod, and one end of which is provided with a pressing part for pressing the reducer housing;

[0020] A support member, which is installed between the pressing plate and the support table and is used to support one end of the pressing plate away from the pressing part;

[0021] A jacking member, which is threadedly connected to the connecting rod and abuts against the pressing plate.

[0022] The solution shown in the embodiments of the present application, compared with the prior art, by providing a base, the base adopts a bottom plate and a side plate arranged perpendicular to each other. The bottom plate is used to be fixed to the machine tool. A guiding column and a support table are arranged on one side of the side plate. The position of the reducer housing can be located by using the guiding column, and the machining surface on one side of the reducer housing is abutted against the support table for leveling, and a pressing assembly is used for fixing, which is convenient for the installation and positioning of the reducer housing. In the present application, when machining the reducer housing, the shaft hole and the mounting surface of one side housing can be machined in place first, and then assembled with the unprocessed side housing. After the assembly is completed, the shaft hole, the mounting surface and the reference surface of the processed side housing can be positioned on the base, which is convenient for finding and clamping the position of the reducer housing. The operation is convenient and is convenient for the machining of the reducer housing after assembly. Description of the Drawings

[0023] Figure 1 Structural schematic diagram of the tooling for processing the reducer housing provided by the embodiment of the present utility model;

[0024] Figure 2 Structural schematic diagram of the installation of the guiding part provided by the embodiment of the present utility model;

[0025] Figure 3 Structural schematic diagram of the installation of the guiding column provided by the embodiment of the present utility model.

[0026] Explanation of reference numerals:

[0027] 1. Base; 11. Bottom plate; 12. Side plate; 2. Guiding column; 21. Fixing part; 22. Guiding part; 221. Guiding rod; 23. Fixing piece; 24. Fastening piece; 3. Support table; 31. Support column; 32. Tightening piece; 4. Pressing assembly; 41. Connecting rod; 42. Pressing plate; 43. Support piece; 44. Tightening piece. Specific implementation manner

[0028] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0029] Please refer to Figures 1 to 3 , and now the tooling for processing the reducer housing provided by the present utility model will be described. The tooling for processing the reducer housing includes a base 1, a guiding column 2, a support table 3 and a pressing assembly 4. The base 1 includes a bottom plate 11 for fixing to the machine tool and a side plate 12 arranged perpendicular to the bottom plate 11; the number of guiding columns 2 is multiple, and the multiple guiding columns 2 are fixedly installed on the side plate 12 and are perpendicular to the side plate 12, and the guiding columns 2 are in sliding fit with the shaft holes on one side of the reducer housing; the support table 3 and the guiding column 2 are installed on the same side of the side plate 12 and are used to support on the processing surface on one side of the reducer housing; the pressing assembly 4 is installed on the support table 3 and is used to press the reducer housing on the support table 3.

[0030] The fixture for processing the reducer housing provided in this embodiment, compared with the prior art, is provided with a base 1. The base 1 adopts a bottom plate 11 and a side plate 12 that are perpendicular to each other. The bottom plate 11 is used to be fixed to the machine tool. On one side of the side plate 12, a guide post 2 and a support table 3 are provided. The guide post 2 can be used to position the reducer housing, and the processing surface on one side of the reducer housing is abutted against the support table 3 for leveling, and a pressing component 4 is used for fixation, which is convenient for the installation and positioning of the reducer housing. In this application, when processing the reducer housing, the shaft hole and the mounting surface of one side housing can be processed in place first, and then assembled with the unprocessed side housing. After assembly, the shaft hole, the mounting surface and the reference surface of the processed side housing can be positioned on the base 1, which is convenient for finding the correct position and clamping the reducer housing. The operation is convenient and is conducive to the processing of the reducer housing after assembly.

[0031] Preferably, in this embodiment, when processing the reducer housing, it is preferred to process the housing with the mounting flange. The mounting flange is abutted against the support table 3 on the side plate 12. A plurality of support tables 3 are installed on the side plate 12, and the plurality of support tables 3 are arranged at intervals along the circumference of the mounting flange on the housing.

[0032] Specifically, in this embodiment, a reinforcing rib plate is fixedly connected between the bottom plate 11 and the side plate 12, and a lifting hole is provided on the reinforcing rib plate.

[0033] In some embodiments, the above-mentioned guide post 2 can adopt a structure as Figure 1 , Figure 2 shown. Referring to Figure 1 , Figure 2 together, the guide post 2 includes a fixed part 21 and a guide part 22. One end of the fixed part 21 is fixedly installed on the base 1; the guide part 22 is installed at the end of the fixed part 21 away from the base 1, and the outer diameter of the guide part 22 is larger than the outer diameter of the fixed part 21. When the reducer housing is installed on the side plate 12, the guide part 22 is located inside the shaft hole on one side of the reducer housing. The length of the fixed part 21 is determined according to the position of the processed shaft hole on the reducer housing. When the reducer housing is installed on the base 1 and the processing surface is abutted against the support table 3, the guide part 22 is located inside the shaft hole and is used to position the installation position of the reducer housing. The outer diameter of the guide part 22 is larger than that of the fixed part 21. By setting the guide part 22 and the fixed part 21, the thickness of the guide part 22 can be reduced, which is convenient for the later processing of the guide part 22. At the same time, the guide part 22 and the fixed part 21 are coaxially arranged, and the outer diameter of the guide part 22 is larger than that of the fixed part 21, so that the guide part 22 can slide into a part of the shaft hole on the reducer housing, reducing the length of the guide part 22 and making it more convenient for the installation of the reducer housing.

[0034] In some embodiments, the above-mentioned guide part 22 can adopt a structure as Figure 2 shown. Refer toFigure 2 The guiding part 22 is detachably mounted on the fixing part 21. The guiding part 22 being detachably mounted on the fixing part 21 allows the guiding part 22 to be separately processed and formed and then mounted onto the fixing part 21, facilitating the processing of the guiding part 22. At the same time, it is convenient to replace the guiding part 22 in the later stage when the guiding part 22 is worn or damaged.

[0035] Preferably, in this embodiment, the guiding part 22 is separately processed and quenched to enhance the hardness of the guiding part 22 and improve the service life of the guiding part 22.

[0036] In some embodiments, the above-mentioned guiding part 22 may adopt a structure as shown in Figure 2 . Refer to Figure 2 . One end of the guiding part 22 protrudes with a guiding rod 221. The end of the fixing part 21 is provided with a guiding hole for accommodating the guiding rod 221. The fixing part 21 is also threadedly connected with a fixing member 23 for fixing the guiding part 22 to the fixing part 21. A guiding rod 221 protrudes from one end of the guiding part 22. The outer diameter of the guiding rod 221 is smaller than the outer diameter of the fixing part 21, and the guiding rod 221 is coaxially arranged with the guiding part 22. A counterbore and a through hole for mounting the fixing member 23 are provided on the guiding part 22, and the through hole penetrates through the guiding rod 221. The guiding part 22 can be mounted onto the fixing part 21 through the guiding rod 221, and then the guiding part 22 is fixed to the fixing part 21 through the fixing member 23. The structure is simple and the operation is convenient.

[0037] In some embodiments, the above-mentioned side plate 12 may adopt a structure as shown in Figure 3 . Refer to Figure 3 . A counterbore for mounting the guiding column 2 is recessed on the side plate 12. The guiding column 2 is in sliding fit with the counterbore, and the end of the guiding column 2 is threadedly connected with a fastening member 24 for fixing the guiding column 2 to the side plate 12. A counterbore for mounting the guiding column 2 is recessed on one side of the side plate 12 where the support platform 3 is provided. One end of the guiding column 2 is slidably arranged inside the counterbore. On some parts of the side plate 12 away from the support platform 3, a through hole communicating with the counterbore is provided. The fastening member 24 is a bolt, and the fastening member 24 passes through the through hole and is threadedly connected with the guiding column 2 for fixing the guiding column 2 inside the counterbore. The structure is simple and it is convenient for the installation and fixation of the guiding column 2.

[0038] Optionally, in this embodiment, after the guiding column 2 is mounted inside the counterbore, the guiding column 2 is fixed inside the counterbore by welding.

[0039] In some embodiments, the above-mentioned support platform 3 may adopt a structure as shown in Figure 1 , Figure 3 . Refer to Figure 1 , Figure 3, a support column 31 is threadedly connected to the support table 3, and the end of the support column 31 is used to support on the machining surface of the reducer housing. A support column 31 is threadedly connected to the support table 3. The axis of the support column 31 is arranged parallel to and spaced from the axis of the guide column 2. The end face of the support column 31 away from the support table 3 is a plane, which is used to support on the machining surface of the reducer housing. The support column 31 is threadedly connected to the support table 3, so that the position of the support column 31 on the support table 3 can be adjusted. When installing the reducer housing, the position of the support column 31 can be adjusted according to the position of the reducer housing, so that the reducer housing can be effectively supported on the support table 3.

[0040] In some embodiments, the above-mentioned support column 31 can adopt structures such as Figure 1 , Figure 3 as shown. Referring to Figure 1 , Figure 3 , a tightening member 32 is threadedly connected to the support column 31. The tightening member 32 abuts against the end face of the support table 3 and is used to fix the support column 31 to the support table 3. The tightening member 32 is a nut. The tightening member 32 is threadedly connected to the support column 31 and abuts against the support table 3, which is used to fix the support column 31 on the support table 3 and improve the installation stability of the support column 31.

[0041] Specifically, in this embodiment, during the machining process of the tooling, the support column 31 can be first installed on the support table 3, and then the end face of the support column 31 can be uniformly machined by a numerical control machine tool to ensure that when the reducer housing is installed on the base 1, the machined surface on the reducer housing can stably abut against the end face of the support column 31.

[0042] In some embodiments, the above-mentioned pressing assembly 4 can adopt structures such as Figure 3 as shown. Refer to Figure 3, the pressing assembly 4 includes a connecting rod 41, a pressing plate 42, a support member 43 and a tightening member 44. One end of the connecting rod 41 is fixedly installed on the support table 3; the middle part of the pressing plate 42 is slidably arranged on the connecting rod 41, and one end is provided with a pressing part for pressing the reducer housing; the support member 43 is installed between the pressing plate 42 and the support table 3 and is used to support one end of the pressing plate 42 away from the pressing part; the tightening member 44 is threadedly connected to the connecting rod 41 and abuts against the pressing plate 42. One end of the connecting rod 41 is threadedly connected to the support table 3, and a nut is threadedly connected to the connecting rod 41. The nut abuts against the support table 3 and is used to fix the connecting rod 41 to the support table 3. A long circular through hole for accommodating the connecting rod 41 is provided in the middle of the pressing plate 42, and the length direction of the long circular through hole is arranged along the length direction of the pressing plate 42. A pressing part is provided at one end of the pressing plate 42, and the pressing part protrudes from one side of the pressing plate 42, which is more convenient for the pressing part to abut against the reducer housing. A support member 43 is provided at the other end of the pressing plate 42. The support member 43 supports between the pressing plate 42 and the support table 3, so that the pressing part on the pressing plate 42 can abut against the housing of the reducer. The tightening member 44 is a nut, and by tightening the tightening member 44, the pressing plate 42 can be pressed against the housing of the reducer. The structure is simple and the operation is convenient.

[0043] Specifically, in this embodiment, the support member 43 is threadedly connected to the support table 3, and threaded holes for installing the connecting rod 41 and the support member 43 are provided on the support table 3.

[0044] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A tool for processing a reducer housing, characterized in that: include: A base (1), the base (1) comprising a bottom plate (11) for fixing to a machine tool and a side plate (12) arranged perpendicular to the bottom plate (11); A plurality of guide posts (2), wherein the plurality of guide posts (2) are fixedly mounted on the side plate (12) and are perpendicular to the side plate (12), and the guide posts (2) are slidably matched with the shaft holes on one side of the reducer housing; A support platform (3) is mounted on the same side of the side plate (12) as the guide column (2) and is used for supporting on a processing surface on one side of the reducer housing; A pressing assembly (4) is mounted on the support platform (3) and is used to press the reducer housing onto the support platform (3).

2. The tooling for processing the reducer housing according to claim 1, characterized in that: The guide column (2) comprises: A fixing portion (21), one end of which is fixedly mounted on the base (1); The guide portion (22) is mounted on an end of the fixing portion (21) away from the base (1), and the outer diameter of the guide portion (22) is larger than the outer diameter of the fixing portion (21). When the reducer housing is mounted on the side plate (12), the guide portion (22) is located inside the shaft hole on one side of the reducer housing.

3. The tooling for processing the reducer housing according to claim 2, characterized in that: The guide portion (22) is detachably mounted on the fixing portion (21).

4. The tooling for processing the reducer housing according to claim 3, characterized in that: A guide rod (221) is protruding from one end of the guide portion (22), a guide hole for accommodating the guide rod (221) is provided at the end of the fixing portion (21), and a fixing piece (23) for fixing the guide portion (22) to the fixing portion (21) is also threadedly connected to the fixing portion (21).

5. The tooling for processing the reducer housing according to claim 1, characterized in that: The side plate (12) is provided with a recessed countersunk hole for mounting the guide column (2), the guide column (2) is slidably matched with the countersunk hole, and the end of the guide column (2) is threadedly connected with a fastener (24) for fixing the guide column (2) to the side plate (12).

6. The tooling for processing the reducer housing according to claim 1, characterized in that: A support column (31) is threadedly connected to the support platform (3), and the end of the support column (31) is used to support the processing surface of the reducer housing.

7. The tooling for processing the reducer housing according to claim 6, characterized in that: A tightening piece (32) is threadedly connected to the support column (31), and the tightening piece (32) abuts against the end surface of the support platform (3) to fix the support column (31) to the support platform (3).

8. The tooling for processing a reducer housing according to claim 1, characterized in that: The pressing assembly (4) comprises: A connecting rod (41), one end of which is fixedly mounted on the support platform (3); A pressing plate (42), the middle of which is slidably arranged on the connecting rod (41), and one end of which is provided with a pressing portion for pressing the reducer housing; A support member (43) is installed between the pressing plate (42) and the support platform (3) and is used to support an end of the pressing plate (42) away from the pressing portion; A pressing member (44) is threadedly connected to the connecting rod (41) and abuts against the pressing plate (42).

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