Double-station axle housing machining tool

Abstract

The utility model discloses a double-station axle housing machining tool which is characterized in that a first station positioning and clamping mechanism for clamping and positioning a horizontal axle housing and a second station positioning and clamping mechanism for clamping and positioning a vertical axle housing are arranged on a tool bottom plate; the first station positioning and clamping mechanism comprises an X-direction clamping and positioning device, a Y-direction clamping and positioning device and a Z-direction clamping and positioning device, and each of the X-direction clamping and positioning device and the Y-direction clamping and positioning device comprises a fixed side leaning supporting assembly and a movable side leaning supporting assembly. The Z-direction clamping and positioning device comprises a Z-direction supporting assembly used for clamping and positioning the two ends of the horizontal axle housing and a first pressing assembly, the second station positioning and clamping mechanism comprises a supporting and positioning cylinder, the top of the supporting and positioning cylinder is provided with a supporting convex face and a positioning pin, and the inner circumferential face of the supporting and positioning cylinder is provided with a plurality of positioning bosses protruding inwards. The second pressing assembly corresponds to the supporting convex face. According to the tool, the time for remodeling the tool is greatly shortened, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling fixtures, in particular to a double-station bridge housing processing tooling. Background Art

[0002] The axle housing is one of the main components of the running system. It is the basic part for installing the main reducer, differential, half shaft, wheel hub and suspension. Its main function is to support and protect the main reducer, differential and half shaft and other parts. The axle housing should not only have sufficient strength and rigidity, but also be convenient for the disassembly and adjustment of the main reducer. Since the axle housing product body is relatively large, the axle housing processing process in the prior art requires two processing steps to be completed, and each process uses corresponding tooling for clamping and positioning, so it is necessary to clamp and disassemble the workpiece twice, and the workpiece needs to be transported and transferred between the workstations of the two processes, which wastes time and reduces production efficiency. In addition, the existing axle housing processing tooling also occupies a large operating space. Utility Model Content

[0003] In order to overcome the deficiencies of the above-mentioned prior art, the technical problem to be solved by the utility model is to provide a double-station bridge shell processing tooling, which can realize the completion of two processes by clamping on the same tooling, can greatly reduce the time of tooling changeover and improve production efficiency.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A double-station bridge housing processing tool, including a tool bottom plate, characterized in that:

[0006] The tooling bottom plate is provided with a first station positioning clamping mechanism and a second station positioning clamping mechanism, wherein the first station positioning clamping mechanism is used for clamping and positioning a horizontal bridge housing, and the second station positioning clamping mechanism is used for clamping and positioning a vertical bridge housing.

[0007] The first station positioning and clamping mechanism comprises an X-direction clamping and positioning device, a Y-direction clamping and positioning device, and a Z-direction clamping and positioning device. The X-direction clamping and positioning device and the Y-direction clamping and positioning device both comprise a fixed side support assembly and a movable side support assembly. The Z-direction clamping and positioning device comprises a Z-direction support assembly and a first clamping assembly for clamping and positioning both ends of the horizontal bridge housing.

[0008] The second station positioning and clamping mechanism includes a supporting positioning cylinder and a second clamping assembly. The top of the supporting positioning cylinder is provided with a supporting convex surface and a positioning pin. The inner circumferential surface of the supporting positioning cylinder is provided with a plurality of inwardly protruding positioning bosses. The second clamping assembly is arranged corresponding to the supporting convex surface.

[0009] Preferably, the fixed lateral support assembly comprises a support seat and a lateral support rod, the support seat is fixedly connected to the tooling base plate, and the lateral support rod is fixedly connected to the support seat.

[0010] Preferably: the movable side support assembly is configured as a hydraulic side tightening assembly, the hydraulic side tightening assembly comprises a mounting seat and a movable lateral push rod, the mounting seat is fixed on the tooling base plate and is connected to a hydraulic power source, and the hydraulic power source drives the movable lateral push rod to extend or shorten.

[0011] Preferably, the Z-direction support assembly includes a Z-direction fixed support assembly and a Z-direction movable support assembly.

[0012] Preferably, the Z-direction fixed support assembly comprises a support column and a tooth surface dynamic screw, the support column is fixedly connected to the tooling bottom plate, and the tooth surface dynamic screw is fixed to the top end of the support column.

[0013] The Z-direction movable support assembly is configured as a hydraulic support assembly.

[0014] Preferably, the first clamping assembly is configured as a hydraulic pressure plate assembly.

[0015] Preferably, the second clamping assembly is configured as a hydraulic pressure plate assembly.

[0016] Preferably: the hydraulic pressure plate assembly includes a cylinder seat, a hydraulic angle cylinder and a pressure plate, the hydraulic angle cylinder is fixedly connected to the cylinder seat, the pressure plate is movably connected to the hydraulic angle cylinder, the hydraulic angle cylinder can drive the pressure plate to move up and down, and the pressure plate can rotate relative to the hydraulic angle cylinder.

[0017] Preferably: the first workstation positioning and clamping mechanism further comprises a pre-positioning device, the pre-positioning device is configured as a guide and anti-collision component, and the guide and anti-collision component is fixed on the tooling bottom plate and its position is adjustable.

[0018] Preferably, the guide anti-collision assembly comprises a guide anti-collision rod and a guide seat, and the guide anti-collision rod is fixedly connected to the guide seat.

[0019] After adopting the above technical solution, the beneficial effects of the utility model are:

[0020] The double-station bridge shell processing tooling of the utility model can clamp bridge shells of two processes at one time, that is, it can use the first station positioning clamping mechanism A to clamp and position the horizontal bridge shell, and use the second station positioning clamping mechanism B to clamp and position the vertical bridge shell, so that the two processing processes of the bridge shell can be clamped and completed on the same tooling, avoiding the transfer of workpieces between two separately set stations in the traditional bridge shell processing process, greatly reducing the time of changing tooling, and improving production efficiency. In addition, the double-station bridge shell processing tooling has a compact structure and occupies a small space. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the planar structure of the double-station bridge housing processing tooling of the utility model;

[0022] Figure 2 It is a three-dimensional structural schematic diagram of the double-station bridge housing processing tooling of the utility model;

[0023] Figure 3 It is a three-dimensional structural schematic diagram of the double-station bridge housing processing tooling of the utility model from another angle;

[0024] In the figure: 1. tooling base plate; 2. X-axis clamping and positioning device; 3. Y-axis clamping and positioning device; 31. fixed lateral support assembly; 311. support seat; 312. lateral support rod; 32. movable lateral support assembly; 321. mounting seat; 322. movable lateral push rod; 4. Z-axis clamping and positioning device; 411. Z-axis fixed support assembly; 4111. support column; 4112. tooth surface dynamic screw; 412. Z-axis movable support assembly; 42. first clamping assembly; A. first station positioning clamping mechanism; B. second station positioning clamping mechanism; 5. support positioning cylinder; 51. support convex surface; 52. positioning column pin; 53. positioning boss; 54. auxiliary positioning column; 6. second clamping assembly; 7. guide anti-collision assembly; 701. guide anti-collision rod; 702. guide seat. DETAILED DESCRIPTION

[0025] The utility model discloses some embodiments, which will be further described in detail below in conjunction with the accompanying drawings and embodiments.

[0026] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", "X direction", "Y direction", "Z direction", etc. indicate directions or position relationships based on the directions or position relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0027] In addition, although the terms first, second, third, etc. can be used in the text to describe multiple elements, components, regions, layers and / or sections, these elements, components, regions, layers and / or sections should not be limited by these terms. These terms can only be used to distinguish an element, component, region, layer or section from another region, layer or section. Unless the context clearly indicates, terms such as "first", "second" and other numerical terms do not imply order or sequence when used in the text. Therefore, the first element, component, region, layer or section discussed below can be referred to as the second element, component, region, layer or section without departing from the teaching of the example embodiments.

[0028] like Figure 1 to Figure 2 A double-station bridge housing processing tooling shown together includes a tooling base plate 1, on which a first-station positioning clamping mechanism A and a second-station positioning clamping mechanism B are arranged. The first-station positioning clamping mechanism A is used to clamp and position a horizontal bridge housing (to place the bridge housing horizontally for clamping and positioning), and the second-station positioning clamping mechanism B is used to clamp and position a vertical bridge housing (to place the bridge housing vertically for clamping and positioning). The first-station positioning clamping mechanism A includes an X-axis clamping and positioning device 2, a Y-axis clamping and positioning device 3, and a Z-axis clamping and positioning device 4. The X-axis clamping and positioning device 2 and the Y-axis clamping and positioning device 3 both include a fixed side support assembly 31 and a movable side support assembly 32. The Z-axis clamping and positioning device 4 includes a Z-axis support assembly and a first clamping assembly 42 for clamping and positioning both ends of the horizontal bridge housing.

[0029] The second station positioning and clamping mechanism B includes a supporting positioning cylinder 5 and a second clamping assembly 6. The top of the supporting positioning cylinder 5 is provided with a supporting convex surface 51 and a positioning pin 52. The inner circumferential surface of the supporting positioning cylinder 5 is provided with a plurality of inwardly protruding positioning bosses 53. The second clamping assembly 6 is arranged corresponding to the supporting convex surface 51.

[0030] In some embodiments, it is preferred that the first station positioning clamping mechanism A and the second station positioning clamping mechanism B are controlled by separate oil circuits to avoid the risk of errors in on-site operations.

[0031] In some embodiments, Figure 2 As shown, an auxiliary positioning column 54 for rough positioning is fixedly provided on the top of the supporting positioning cylinder 5.

[0032] The fixed lateral support assembly 31 includes a support seat 311 and a lateral support rod 312 . The support seat 311 is fixedly connected to the tooling base plate 1 , and the lateral support rod 312 is fixedly connected to the support seat 311 .

[0033] like Figure 3As shown, the movable side support assembly 32 is configured as a hydraulic side tightening assembly, which includes a mounting seat 321 and a movable lateral push rod 322. The mounting seat 321 is fixed on the tooling base plate 1 and is connected to a hydraulic power source. The hydraulic power source drives the movable lateral push rod 322 to extend or shorten, thereby laterally tightening the bridge housing to be processed.

[0034] like Figure 3 As shown, the Z-direction support assembly includes a Z-direction fixed support assembly 411 and a Z-direction movable support assembly 412. The Z-direction fixed support assembly 411 includes a support column 4111 and a tooth surface dynamic screw 4112, the support column 4111 is fixedly connected to the tooling base plate 1, the top of the support column 4111 is fixed with a tooth surface dynamic screw 4112, and the Z-direction movable support assembly 412 is set as a hydraulic support assembly.

[0035] In some embodiments, Figure 2 As shown, the first clamping assembly 42 is configured as a hydraulic pressure plate assembly. The second clamping assembly 6 is configured as a hydraulic pressure plate assembly. The hydraulic pressure plate assembly includes a cylinder seat, a hydraulic angular cylinder and a pressure plate, the hydraulic angular cylinder is fixedly connected to the cylinder seat, the pressure plate is movably connected to the hydraulic angular cylinder, the hydraulic angular cylinder can drive the pressure plate to move up and down, and the pressure plate can rotate relative to the hydraulic angular cylinder.

[0036] like Figure 1 , Figure 2 and Figure 3 As shown in the figure, the first station positioning clamping mechanism A is provided with 4 hydraulic pressure plate assemblies, 2 of which are provided at one end of the tooling base plate 1, and the other 2 are provided at the other end of the tooling base plate 1. They are respectively used to clamp and position the two ends of the horizontal bridge housing. The second station positioning clamping mechanism B is provided with 3 hydraulic pressure plate assemblies, which respectively correspond to the supporting convex surface 51 at the top of the supporting positioning cylinder 5, and are used to clamp the vertical bridge housing (press the flange of the bridge housing).

[0037] like Figure 2 and Figure 3 As shown, the first station positioning and clamping mechanism A also includes a pre-positioning device, which is set as a guide anti-collision component 7, which is fixed on the tooling base plate 1 and can be adjusted in position. The guide anti-collision component 7 includes a guide anti-collision rod 701 and a guide seat 702, and the guide anti-collision rod 701 is fixedly connected to the guide seat 702. The guide anti-collision rod 701 is usually made of rubber material, or other soft materials, which can prevent the workpiece from bumping.

[0038] The double-station bridge shell processing tooling of the utility model can clamp bridge shells of two processes at one time, that is, it can use the first station positioning clamping mechanism A to clamp and position the horizontal bridge shell, and use the second station positioning clamping mechanism B to clamp and position the vertical bridge shell, so that the two processing processes of the bridge shell can be clamped and completed on the same tooling, avoiding the transfer of workpieces between two separately set stations in the traditional bridge shell processing process, greatly reducing the time of changing tooling, and improving production efficiency. In addition, the tooling structure is compact and occupies little space.

[0039] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A double-station bridge housing processing tool, including a tool bottom plate, characterized in that: The tooling bottom plate is provided with a first station positioning clamping mechanism and a second station positioning clamping mechanism, wherein the first station positioning clamping mechanism is used for clamping and positioning a horizontal bridge housing, and the second station positioning clamping mechanism is used for clamping and positioning a vertical bridge housing. The first station positioning and clamping mechanism comprises an X-direction clamping and positioning device, a Y-direction clamping and positioning device, and a Z-direction clamping and positioning device. The X-direction clamping and positioning device and the Y-direction clamping and positioning device both comprise a fixed side support assembly and a movable side support assembly. The Z-direction clamping and positioning device comprises a Z-direction support assembly and a first clamping assembly for clamping and positioning both ends of the horizontal bridge housing. The second station positioning and clamping mechanism includes a supporting positioning cylinder and a second clamping assembly. The top of the supporting positioning cylinder is provided with a supporting convex surface and a positioning pin. The inner circumferential surface of the supporting positioning cylinder is provided with a plurality of inwardly protruding positioning bosses. The second clamping assembly is arranged corresponding to the supporting convex surface.

2. The double-station bridge housing processing tool as claimed in claim 1, characterized in that: The fixed lateral support assembly includes a support seat and a lateral support rod. The support seat is fixedly connected to the tooling base plate, and the lateral support rod is fixedly connected to the support seat.

3. The double-station bridge housing processing tool as described in claim 1 or 2, characterized in that: The movable side support assembly is configured as a hydraulic side jacking assembly, which includes a mounting seat and a movable side push rod. The mounting seat is fixed to the tooling base plate and is connected to a hydraulic power source, and the hydraulic power source drives the movable side push rod to extend or shorten.

4. The double-station bridge housing processing tool as claimed in claim 1, characterized in that: The Z-direction support assembly includes a Z-direction fixed support assembly and a Z-direction movable support assembly.

5. The double-station bridge housing processing tool as claimed in claim 4, characterized in that: The Z-direction fixed support assembly includes a support column and a tooth surface dynamic screw rod, the support column is fixedly connected to the tooling bottom plate, and the tooth surface dynamic screw rod is fixed to the top end of the support column. The Z-direction movable support assembly is configured as a hydraulic support assembly.

6. The double-station bridge housing processing tool as claimed in claim 1, characterized in that: The first clamping assembly is configured as a hydraulic pressure plate assembly.

7. The double-station bridge housing processing tool as claimed in claim 1, characterized in that: The second clamping assembly is configured as a hydraulic pressure plate assembly.

8. The double-station bridge housing processing tool as claimed in claim 6 or 7, characterized in that: The hydraulic pressure plate assembly includes a cylinder seat, a hydraulic angular cylinder and a pressure plate. The hydraulic angular cylinder is fixedly connected to the cylinder seat, and the pressure plate is movably connected to the hydraulic angular cylinder. The hydraulic angular cylinder can drive the pressure plate to move up and down, and the pressure plate can rotate relative to the hydraulic angular cylinder.

9. The double-station bridge housing processing tool as claimed in claim 1, characterized in that: The first station positioning and clamping mechanism further comprises a pre-positioning device, which is configured as a guide and anti-collision component, and the guide and anti-collision component is fixed on the tooling bottom plate and is positionally adjustable.

10. The double-station bridge housing processing tool as claimed in claim 9, characterized in that: The guide anti-collision assembly comprises a guide anti-collision rod and a guide seat, and the guide anti-collision rod is fixedly connected to the guide seat.

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