Tool clamp for machining left half shaft shell and right half shaft shell of axle

Abstract

The utility model discloses a frock clamp for processing axle left and right half axle shells, which comprises a right half axle shell, a left half axle shell, a right half axle clamp and a left half axle clamp, the right half axle shell is mounted on the right half axle clamp, and the left half axle shell is mounted on the left half axle clamp; the right half shaft clamp and the left half shaft clamp are connected through a support; according to the clamp, a plurality of machining steps of the left half shaft shell and the right half shaft shell can be combined, the production efficiency is improved, the production cost is saved, meanwhile, the clamping frequency is reduced, and the machining precision of products is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the field of special machine fixtures, and in particular relates to a tooling fixture used for processing left and right half-axle housings of a vehicle axle. Background Art

[0002] The axle half shaft housing is divided into a left half shaft housing and a right half shaft housing, which are used in conjunction with each other. Figure 3-4 ) The two half-axle shells have different lengths. Both the left and right half-axle shells need to process the front end hole and the rear end face, and the processing requirements of the two half-axle shells are basically the same. The right half-axle shell only has one more connecting block end face than the left half-axle shell. During the processing of the two, the only difference is the positioning of the processing surface.

[0003] In the prior art, two fixtures are generally used to process the left and right half-axle housings separately; with the popularization of CNC machine tools, in order to save costs and improve production efficiency, multiple processing steps can be combined; but if the processing steps of the left and right half-axle housings are combined, there is currently no suitable fixture equipment, and this problem is urgently needed. Utility Model Content

[0004] In view of the problems existing in the background technology, the utility model provides a tooling fixture for processing the left and right half-axle housings of an axle. The fixture can process a group of half-axle housings at the same time during one clamping, which not only saves processing costs but also improves production efficiency.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: a tooling fixture for processing the left and right half-axle housings of a vehicle axle, comprising a right half-axle housing, a left half-axle housing, a right half-axle fixture and a left half-axle fixture, wherein the right half-axle housing is mounted on the right half-axle fixture, and the left half-axle housing is mounted on the left half-axle fixture; the right half-axle fixture and the left half-axle fixture are connected via a support;

[0006] The right half-axle clamp comprises a lower base plate, a first pressing plate, a lower locating pin, a second pressing plate, a lower locating block, a lower locating column and a side locating block; a lower locating pin is provided at the front end of the lower base plate, and the lower locating pin is matched with the locating pin hole of the right half-axle housing; the first pressing plate is provided at one side of the lower locating pin; a lower locating block is provided at the rear end of the lower base plate; the second pressing plate is provided at one side of the lower locating block; a lower locating column and a side locating block are provided in sequence from front to back between the lower locating pin and the lower locating block;

[0007] The left half-axle clamp includes an upper base plate, a third pressure plate, an upper positioning pin, a fourth pressure plate, an upper positioning block and an upper positioning column; the lower end surface of the upper base plate is connected to the upper end surface of the support, and an upper positioning pin is provided at the front end of the upper end surface of the upper base plate, and the upper positioning pin is adapted to the positioning pin hole of the left half-axle housing; the third pressure plate is arranged on one side of the upper positioning pin; the rear end of the upper base plate is provided with an upper positioning block; the fourth pressure plate is arranged on one side of the upper positioning block; an upper positioning column is provided between the upper positioning pin and the upper positioning block.

[0008] The axes of the right half-axle housing and the left half-axle housing are parallel to each other.

[0009] The lower base plate is a square flat plate, and the right half-axle fixture is arranged at the right end of the lower base plate.

[0010] The support is arranged at the left end of the lower base plate, and the lower end surface of the support is connected to the upper end surface of the lower base plate.

[0011] The lower positioning column and the side positioning block are arranged at the right end of the right half-shaft clamp, and the side positioning block is matched with the connecting block of the right half-shaft housing.

[0012] The upper positioning columns are arranged at two ends of the left half-shaft clamp.

[0013] The beneficial effects of the utility model are as follows: the utility model provides a tooling fixture for processing the left and right half-axle housings of a vehicle axle. The fixture can combine multiple processing steps of the left and right half-axle housings, thereby improving production efficiency and saving production costs, while reducing the number of clamping times and ensuring the processing accuracy of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the use of the utility model.

[0015] Figure 2 It is a schematic diagram of the utility model.

[0016] Figure 3 This is a schematic diagram of the right half-shaft housing.

[0017] Figure 4 This is a schematic diagram of the left half-shaft housing.

[0018] In the figure: 1, right half-shaft housing, 101, connecting block, 102, right half-shaft pressure block, 103, right half-shaft connecting plate, 2, lower base plate, 3, first pressure plate, 4, lower positioning pin, 5, second pressure plate, 6, lower positioning block, 7, lower positioning column, 8, side positioning block, 9, support, 11, left half-shaft housing, 112, left half-shaft pressure block, 113, left half-shaft connecting plate, 12, upper base plate, 13, third pressure plate, 14, upper positioning pin, 15, fourth pressure plate, 16, upper positioning block, 17, upper positioning column. DETAILED DESCRIPTION

[0019] The technical solution of the utility model will be clearly and completely described below in conjunction with the drawings in the specification. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] The following is combined with Figure 1-4 The specific implementation method of the utility model is further elaborated in detail: a tooling fixture for processing the left and right half-axle housings of a vehicle axle, comprising a right half-axle housing 1, a left half-axle housing 11, a right half-axle fixture and a left half-axle fixture, wherein the right half-axle housing 1 is installed on the right half-axle fixture, and the left half-axle housing 11 is installed on the left half-axle fixture, and the axes of the right half-axle housing 1 and the left half-axle housing 11 are parallel to each other; for the convenience of processing, the end faces of the connecting plates of the left and right half-axle housings should be in the same plane; the right half-axle fixture and the left half-axle fixture are connected by a support 9; in actual use, the height of the support 9 should be greater than the height of the right half-axle fixture, and it is ensured that no interference occurs during the processing;

[0021] The right half-axle fixture comprises a lower base plate 2, a first pressure plate 3, a lower positioning pin 4, a second pressure plate 5, a lower positioning block 6, a lower positioning column 7 and a side positioning block 8; the lower base plate 2 is a square flat plate, the support 9 is arranged at the left end of the lower base plate 2, the lower end surface of the support 9 is connected to the upper end surface of the lower base plate 2, the right half-axle fixture is arranged at the right end of the lower base plate 2, the front end of the lower base plate 2 is provided with a lower positioning pin 4, and the lower positioning pin 4 is adapted to the positioning pin hole of the right half-axle housing 1; the first pressure plate 3 is arranged on one side of the lower positioning pin 4, and the pressure head of the first pressure plate 3 is located above the lower positioning pin 4; the rear end of the lower base plate 2 is provided with a lower positioning block 6, and the lower positioning block 6 is connected to the right half-axle housing The right half-shaft connecting plate 103 of the body 1 is adapted; the second pressing plate 5 is arranged on one side of the lower positioning block 6, and the pressure head of the second pressing plate 5 is located above the lower positioning block 6; the lower positioning column 7 and the side positioning block 8 are arranged in sequence from front to back between the lower positioning pin 4 and the lower positioning block 6; the lower positioning column 7 and the side positioning block 8 are arranged at the right end of the right half-shaft fixture, and the side positioning block 8 is adapted to the connecting block 101 of the right half-shaft housing 1; in actual use, the right half-shaft housing 1 is installed between the lower positioning column 7 and the right end face of the support 9, and the lower positioning column 7 and the right end face of the support 9 form a pair of positioning columns, which can effectively prevent the displacement of the right half-shaft housing 1, thereby improving the processing accuracy;

[0022] The left half-axle clamp comprises an upper base plate 12, a third pressure plate 13, an upper positioning pin 14, a fourth pressure plate 15, an upper positioning block 16 and an upper positioning column 17; the lower end surface of the upper base plate 12 is connected to the upper end surface of the support 9, and the front end of the upper end surface of the upper base plate 12 is provided with an upper positioning pin 14, and the upper positioning pin 14 is adapted to the positioning pin hole of the left half-axle housing 11; the third pressure plate 13 is arranged on one side of the upper positioning pin 14, and the pressure head of the third pressure plate 13 is located above the upper positioning pin 14; the rear end of the upper base plate 12 is provided with an upper positioning block 16, The positioning block 16 is matched with the left half-shaft connecting plate 113 of the left half-shaft housing 11; the fourth pressure plate 15 is arranged on one side of the upper positioning block 16, and the pressure head of the fourth pressure plate 15 is located above the upper positioning block 16; an upper positioning column 17 is arranged between the upper positioning pin 14 and the upper positioning block 16; the upper positioning column 17 is arranged at both ends of the left half-shaft clamp. During actual use, the left half-shaft housing 11 is installed between the two upper positioning columns 17. The upper positioning column 17 can effectively prevent the left half-shaft housing 11 from being displaced, thereby improving the processing accuracy.

[0023] The use process of the utility model is as follows: first, install the assembled fixture on the workbench of the machine tool and position it; then install the right half-shaft housing 1 on the right half-shaft fixture, wherein the positioning pin hole on the lower end surface of the right half-shaft housing 1 is installed on the lower positioning pin 4, and the connecting block 101 of the right half-shaft housing 1 is placed on the side positioning block 8; the pressure head of the first pressing plate 3 is installed on the right half-shaft pressing block 102 of the right half-shaft housing 1, and is fastened by the first pressing plate 3; the right half-shaft connecting plate 103 of the right half-shaft housing 1 is placed on the lower positioning block 6, and is fastened by the second pressing plate 5; then Install the left half-shaft housing 11 on the left half-shaft fixture, wherein the locating pin hole on the lower end surface of the left half-shaft housing 11 is installed on the upper locating pin 14; install the pressure head of the third pressure plate 13 on the left half-shaft pressure block 112 of the left half-shaft housing 11, and fasten it through the third pressure plate 13; place the left half-shaft connecting plate 113 of the left half-shaft housing 11 on the upper positioning block 16, and fasten it through the fourth pressure plate 15; after the installation is completed, start the machine tool for processing, and after the processing is completed, remove the processed right half-shaft housing 1 and left half-shaft housing 11; if processing is required again, repeat the above steps.

[0024] 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, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0025] The parts not described in detail in this utility model are prior art.

Claims

1. A tooling fixture for machining left and right axle housings of a vehicle axle, comprising a right axle housing (1), a left axle housing (11), a right axle fixture and a left axle fixture, wherein: The right half-shaft housing (1) is mounted on the right half-shaft fixture, and the left half-shaft housing (11) is mounted on the left half-shaft fixture; the right half-shaft fixture and the left half-shaft fixture are connected via a support (9); The right half-axle clamp comprises a lower base plate (2), a first pressure plate (3), a lower positioning pin (4), a second pressure plate (5), a lower positioning block (6), a lower positioning column (7) and a side positioning block (8); a lower positioning pin (4) is provided at the front end of the lower base plate (2), and the lower positioning pin (4) is matched with the positioning pin hole of the right half-axle housing (1); the first pressure plate (3) is arranged on one side of the lower positioning pin (4); a lower positioning block (6) is provided at the rear end of the lower base plate (2); the second pressure plate (5) is arranged on one side of the lower positioning block (6); a lower positioning column (7) and a side positioning block (8) are provided in sequence from front to back between the lower positioning pin (4) and the lower positioning block (6); The left half-axle clamp comprises an upper base plate (12), a third pressure plate (13), an upper positioning pin (14), a fourth pressure plate (15), an upper positioning block (16) and an upper positioning column (17); the lower end surface of the upper base plate (12) is connected to the upper end surface of the support (9), and an upper positioning pin (14) is provided at the front end of the upper end surface of the upper base plate (12), and the upper positioning pin (14) is matched with the positioning pin hole of the left half-axle housing (11); the third pressure plate (13) is arranged on one side of the upper positioning pin (14); the rear end of the upper base plate (12) is provided with an upper positioning block (16); the fourth pressure plate (15) is arranged on one side of the upper positioning block (16); and an upper positioning column (17) is provided between the upper positioning pin (14) and the upper positioning block (16).

2. A fixture for processing left and right half-axle housings of a vehicle axle according to claim 1, characterized in that: The axes of the right half-shaft housing (1) and the left half-shaft housing (11) are parallel to each other.

3. The fixture for machining left and right axle housings of a vehicle axle according to claim 1, characterized in that: The lower base plate (2) is a square flat plate, and the right half-axle clamp is arranged at the right end of the lower base plate (2).

4. The fixture for machining left and right axle housings of a vehicle axle according to claim 1, characterized in that: The support (9) is arranged at the left end of the lower base plate (2), and the lower end surface of the support (9) is connected to the upper end surface of the lower base plate (2).

5. The fixture for machining left and right axle housings of a vehicle axle according to claim 1 is characterized by: The lower positioning column (7) and the side positioning block (8) are arranged at the right end of the right half-shaft clamp, and the side positioning block (8) is matched with the connecting block (101) of the right half-shaft housing (1).

6. The fixture for machining left and right axle housings of a vehicle axle according to claim 1, characterized in that: The upper positioning columns (17) are arranged at both ends of the left half-shaft clamp.

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