CN210967963U - Automobile clutch housing pinhole adds clamping apparatus - Google Patents

Abstract

The utility model discloses an automobile clutch casing pinhole adds clamping apparatus, add clamping apparatus and be used for fixed automobile clutch casing on the lathe, add clamping apparatus is by anchor clamps flat board, vertical clamping apparatus, horizontal clamping apparatus, the anchor clamps flat board is installed on the removal seat of lathe, automobile clutch casing installs on the anchor clamps flat board, vertical clamping apparatus establishes at automobile clutch casing edge to fix at the anchor clamps flat board, horizontal clamping apparatus sets up around automobile clutch casing, and fixes at the anchor clamps flat board. The utility model discloses a this anchor clamps make the automobile clutch casing fixed more stable, are difficult to appear rocking, can process through the machining center of general height moreover, reduce the cost in business, and the cost of reduction improves automobile clutch casing qualification rate, realizes quick assembly disassembly automobile clutch casing through this anchor clamps, improves production efficiency.

Description

An automobile clutch housing pin hole machining fixture

technical field

The utility model belongs to the field of machining, in particular to a fixture for machining pin holes of an automobile clutch housing.

Background technique

The automobile clutch housing is the part connecting the transmission and the engine, which has the functions of protecting the clutch, reducing the noise of the clutch, supporting the engine and the transmission. Because the pin hole needs to be machined on the car clutch housing, it is convenient to connect with the engine or the connection transmission, but the existing pin hole machining method: use a large machining center with a Z-axis space of 920mm, and the fixture adopts four-axis clamping and positioning to process the gearbox. The front hole and inner cavity, because the four-axis and the clamp are frame structure, the automobile clutch housing is fixed in the frame structure, the weight of the four-axis plus the clamp is more than 900 kg, and the load of the machining center is 1000 kg, resulting in a 0.06 position between the machining positioning pin holes. The degree of instability is unstable, and the inclined hole of the gearbox is processed by the four-axis rotation to a certain angle, which has high cost, low work efficiency and low processing accuracy, and the pin holes on the clutch housing are processed by a four-axis machining center. For enterprises, four-axis machining centers are rarely equipped in the factory area, so how to use ordinary machining centers to process automobile clutch housings to reduce the processing cost of positioning pins on automobile clutch housings, which is convenient for small and medium-sized enterprises to use. .

Utility model content

Purpose of the utility model: The purpose of the utility model is to solve the deficiencies in the prior art, and provide an automobile clutch housing pin hole machining fixture, which makes the automobile clutch shell more convenient to fix and process, improve the production and processing efficiency, and reduce the cost.

Technical scheme: The utility model relates to an automobile clutch housing pin hole machining fixture. The machining fixture is used to fix the automobile clutch shell on the machine tool. The machining fixture is composed of a fixture plate, a vertical tightening device, and a horizontal tightening device. , the clamp plate is installed on the movable seat of the machine tool, the automobile clutch shell is installed on the clamp plate, the vertical tightening device is arranged on the edge of the automobile clutch shell, and is fixed on the clamp plate, the lateral tightening device The vertical tightening device and the lateral tightening device are formed by a telescopic mechanism. The vertical tightening device tightens and fixes the automobile clutch casing through the telescopic mechanism. The mechanism fixes the car clutch housing.

Further, the automobile clutch housing is provided with a positioning hole, which is fixed by a vertical tightening device.

Further, there are at least three sets of vertical tightening devices on the clamp plate, at least three sets of lateral tightening devices on the clamp plate, and the vertical tightening devices and the lateral tightening devices are spaced apart.

Further, the vertical tightening device is composed of a clamping claw, a clamping cylinder and a supporting seat, the clamping rotation is installed on the telescopic rod of the clamping cylinder, and the supporting seat is arranged directly below the clamping claw.

Further, the top end of the support seat is provided with a positioning pin, the positioning pin is inserted into the positioning hole on the automobile clutch housing, and the length of the positioning pin inserted into the positioning hole on the automobile clutch housing is less than the height of the positioning hole.

Further, the support base can also be composed of a telescopic cylinder, the end of the output shaft of the telescopic cylinder is inserted into the positioning hole on the automobile clutch housing, and the output shaft is inserted into the positioning hole on the automobile clutch shell. The length in is less than the height of the pilot hole.

Further, the lateral tightening device is composed of a telescopic cylinder and a plug, the direction of the output shaft of the telescopic cylinder is toward the installation position of the automobile clutch housing, and the plug is arranged at the end of the output shaft of the telescopic cylinder.

Beneficial effects: the utility model makes the fixing of the automobile clutch housing more stable through the fixture, and is not easy to shake, and can be processed by the Pugao machining center, thereby reducing the cost of the enterprise, reducing the cost, and improving the qualification rate of the automobile clutch housing. The jig realizes quick disassembly and assembly of the automobile clutch housing, and improves the production efficiency.

Description of drawings

Fig. 1 is the working schematic diagram of the utility model;

Fig. 2 is the top view structure schematic diagram of the utility model;

Fig. 3 is a left view structural schematic diagram;

1. Fixture plate 2. Vertical tightening device 21, jaws 22, tightening cylinder 23, support base 3, lateral tightening device 31, telescopic cylinder 32, plug.

Detailed ways

The technical solution shown in Figure 1-3: a machining fixture for the pin hole of an automobile clutch shell, the machining fixture is used to fix the automobile clutch shell on the machine tool, and the machining fixture is composed of a fixture plate 1, a vertical tightening device 2 , Horizontal tightening device 3, the fixture plate 1 is installed on the movable seat of the machine tool, the automobile clutch housing is mounted on the fixture plate 1, and the vertical tightening device 2 is arranged on the edge of the automobile clutch shell and is fixed on the The clamp plate 1, the lateral tightening device 3 is arranged around the clutch housing of the automobile, and is fixed on the clamp plate 1, the vertical tightening device 2 and the lateral tightening device 3 are constituted by a telescopic mechanism, and the vertical tightening device 2 The mechanism tightens and fixes the automobile clutch casing, and the lateral tightening device 3 fixes the automobile clutch casing through the telescopic mechanism.

In this example, the automobile clutch housing is provided with a positioning hole, which is fixed by a vertical tightening device 2 .

In this example, there are at least three sets of vertical tightening devices 2 on the fixture plate 1 , at least three sets of lateral tightening devices 3 on the fixture plate 1 , and the vertical tightening devices 2 and the lateral tightening devices 3 are spaced apart distributed.

In this example, the vertical tightening device 2 is composed of a clamping claw 21 , a clamping cylinder 22 and a support base 23 , the clamping rotation is installed on the telescopic rod of the clamping cylinder 22 , and the supporting base 23 is arranged on the clamping claw 21 directly below.

In this example, the top end of the support base 23 is provided with a positioning pin, the positioning pin is inserted into the positioning hole on the automobile clutch housing, and the length of the positioning pin inserted into the positioning hole on the automobile clutch shell is smaller than the length of the positioning hole. high.

In this example, the support base 23 may also be composed of a telescopic cylinder 31, the end of the output shaft of the telescopic cylinder 31 is inserted into the positioning hole on the automobile clutch housing, and the output shaft is inserted into the automobile clutch housing The length in the positioning hole on the upper is less than the height of the positioning hole.

In this example, the lateral tightening device 3 is composed of a telescopic cylinder 31 and a plug head 32 , the output shaft of the telescopic cylinder 31 is directed toward the installation position of the automobile clutch housing, and the plug head 32 is arranged at the end of the output shaft of the telescopic cylinder 31 The plug 32 is made of polyurethane to prevent the output shaft of the telescopic cylinder 31 from colliding and damaging the clutch housing of the automobile.

Through the fixture, the automobile clutch housing is fixed more stably, and it is not easy to shake, and it can be processed by the Pugao machining center, which reduces the cost of the enterprise, reduces the cost, and improves the qualification rate of the automobile clutch shell. Install automobile clutch housing to improve production efficiency.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Those skilled in the art, without departing from the scope of the technical solution of the present invention, can make some changes or modifications to equivalent examples of equivalent changes by using the technical content disclosed above, provided that the technical solutions of the present invention are not departed from content, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still fall within the scope of the technical solutions of the present invention.

Claims (7)

1. an automobile clutch housing pin hole processing fixture, the processing fixture is used to fix the automobile clutch housing on the machine tool, it is characterized in that: the processing fixture is composed of a fixture plate, a vertical tightening device, a lateral tightening device, and the The clamp plate is installed on the movable seat of the machine tool, the automobile clutch shell is installed on the clamp plate, the vertical tightening device is arranged on the edge of the automobile clutch shell and fixed on the clamp plate, and the lateral tightening device is disposed on the automobile clutch plate. The clutch housing is around and fixed on the fixture plate. The vertical tightening device and the lateral tightening device are composed of a telescopic mechanism. The vertical tightening device tightens and fixes the automobile clutch shell through the telescopic mechanism, and the lateral tightening device tightens the automobile through the telescopic mechanism. The clutch housing is fixed. 2 . The jig for machining the pin hole of the automobile clutch housing according to claim 1 , wherein the automobile clutch housing is provided with a positioning hole, which is fixed by a vertical tightening device. 3 . 3. An automobile clutch housing pin hole machining fixture according to claim 1, characterized in that: the vertical tightening devices on the fixture plate are provided with at least three groups, and the lateral tightening devices on the fixture plate are provided with at least three sets. In a group, the vertical tightening device and the lateral tightening device are spaced apart. 4. An automobile clutch housing pin hole machining fixture according to claim 1, characterized in that: the vertical tightening device is composed of a clamping claw, a tightening cylinder and a support seat, and the clamping is installed on the tightening cylinder. On the telescopic rod, the support base is arranged just below the clamping claw. 5 . The pin hole processing fixture for an automobile clutch housing according to claim 4 , wherein the top end of the support seat is provided with a positioning pin, and the positioning pin is inserted into the positioning hole on the automobile clutch housing, 6 . The length of the positioning pin inserted into the positioning hole on the automobile clutch housing is less than the height of the positioning hole. 6 . The pin hole machining fixture for an automobile clutch housing according to claim 4 , wherein the support base can also be composed of a telescopic cylinder, and the end of the output shaft of the telescopic cylinder is inserted into the automobile clutch housing. 7 . In the positioning hole on the automobile clutch housing, the length of the output shaft inserted into the positioning hole on the automobile clutch housing is less than the height of the positioning hole. The jig for machining the pin hole of an automobile clutch housing according to claim 1, wherein the lateral tightening device is composed of a telescopic cylinder and a plug, and the direction of the output shaft of the telescopic cylinder is installed toward the automobile clutch housing. position, the plug is arranged at the end of the output shaft of the telescopic cylinder.

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