CN213225196U

CN213225196U - Be used for key spare part of car to process fixture device

Info

Publication number: CN213225196U
Application number: CN202022000689.1U
Authority: CN
Inventors: 王宇
Original assignee: Wuhu Shengao Machinery Co ltd
Current assignee: Wuhu Shengao Machinery Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-05-18
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a belong to automobile transmission shaft processing technology field, specifically be a be used for key spare part of car to process fixture device, including supporting baseplate and the centre gripping mount pad of setting in supporting baseplate upper surface left and right sides, and the centre gripping mount pad of both sides is the symmetry setting, and left be provided with the axle support hole on the right side wall of centre gripping mount pad, be provided with the centre gripping subassembly on the right side wall of centre gripping mount pad, the centre gripping subassembly is including installing the centre gripping shell on the right side wall of centre gripping mount pad, through the effect that the horizontal adjusting position of axle support head, and the convenience is all comparatively convenient to the installation effect of transmission shaft, installation and dismantlement; the horizontal position-adjustable function of the shaft supporting head can be applied to the installation of transmission shafts with different lengths, and the application range is wide; the supporting spring and the limiting retainer ring are matched for use, so that the shaft supporting head can keep a tensioning state, and the transmission shaft can be fastened by matching with the positioning screw.

Description

Be used for key spare part of car to process fixture device

Technical Field

The utility model relates to an automobile transmission shaft processing technology field specifically is a be used for key spare part of car to process fixture device.

Background

When the automobile parts are processed or detected, the automobile parts need to be fixed through a clamp.

The propeller shaft is a shaft capable of transmitting power among propeller shafts of a universal transmission. It is a high speed, less supported rotating body, so its dynamic balance is crucial. The dynamic balance test is carried out on a general transmission shaft before leaving a factory, and the transmission shaft is adjusted on a balancing machine.

When a transmission shaft of an automobile is machined, the outer wall of the transmission shaft needs to be subjected to heat treatment or grooving, and a clamp is usually needed for clamping the transmission shaft so as to keep the transmission shaft machined stably.

The existing clamp is not convenient enough for installing and clamping the transmission shaft when in use, and is difficult to be suitable for the clamping action of the transmission shafts with different lengths. For this reason, a corresponding technique needs to be designed to be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping apparatus device is processed to key spare part of car to it is convenient inadequately to the installation centre gripping of transmission shaft when using to solve the current anchor clamps that provide among the above-mentioned background art, and is difficult to the problem that is suitable for the clamping action of different length transmission shafts.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping device for machining key parts of an automobile comprises a supporting base plate and clamping installation seats arranged on the left side and the right side of the upper surface of the supporting base plate, wherein the clamping installation seats on the two sides are symmetrically arranged, a shaft supporting hole is formed in the right side wall of the clamping installation seat on the left side, a clamping assembly is arranged on the right side wall of the clamping installation seat on the right side, the clamping assembly comprises a clamping shell arranged on the right side wall of the clamping installation seat, a push rod transversely penetrates through the inner cavity of the clamping shell, a handle is arranged at the right end of the push rod, a supporting spring is sleeved on the outer wall of the push rod and is positioned in the inner cavity of the clamping shell, a limiting check ring is fixedly connected to the outer wall of the push rod through screws, the left end and the right end of the supporting spring are respectively supported between the limiting check ring and the right side wall of the inner cavity of, and the outer wall of the clamping shell is screwed with a positioning screw for fastening the push rod.

Preferably, the inner cavity of the shaft supporting hole is provided with a shaft supporting cone, and the shaft supporting cone and the shaft supporting hole are coaxially arranged.

Preferably, the shaft support head and the shaft support hole are coaxially arranged.

Preferably, the sliding sleeve is sleeved on the left side of the outer wall of the push rod, supporting rods are arranged on the upper side and the lower side of the outer wall of the sliding sleeve, and the supporting rods are fixedly connected with the inner wall of the clamping shell.

Preferably, the inner wall of the sliding sleeve is provided with a limiting spline, and the outer wall of the push rod is provided with a key groove matched with the limiting spline.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the transmission shaft is convenient to mount and dismount through the function of the transverse adjustable position of the shaft supporting head;

2) the horizontal position-adjustable function of the shaft supporting head can be applied to the installation of transmission shafts with different lengths, and the application range is wide;

3) the supporting spring and the limiting retainer ring are matched for use, so that the shaft supporting head can keep a tensioning state, and the transmission shaft can be fastened by matching with the positioning screw.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the inner cavity structure of the clamping assembly of the present invention;

fig. 3 is a schematic view of the side view structure of the sliding sleeve of the present invention.

In the figure: the device comprises a support base plate 1, a clamping mounting seat 2, a shaft support hole 3, a shaft support cone 4, a clamping assembly 5, a clamping shell 51, a push rod 52, a handle 53, a support spring 54, a limit stop ring 55, a support rod 56, a sliding sleeve 57, a shaft support head 58 and a positioning screw 59.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: a clamping device for machining key parts of an automobile comprises a supporting base plate 1 and clamping installation seats 2 connected to the left side and the right side of the upper surface of the supporting base plate 1 through screws, the clamping installation seats 2 on the two sides are symmetrically arranged, a shaft supporting hole 3 is formed in the right side wall of the left clamping installation seat 2, a clamping assembly 5 is arranged on the right side wall of the right clamping installation seat 2 and comprises a clamping shell 51 arranged on the right side wall of the clamping installation seat 2, a push rod 52 transversely penetrates through and is inserted into an inner cavity of the clamping shell 51, a handle 53 is screwed at the right end of the push rod 52, a supporting spring 54 is sleeved on the outer wall of the push rod 52 and is positioned in the inner cavity of the clamping shell 51, a limiting retainer ring 55 is fixedly connected to the outer wall of the push rod 52 through screws, the left end and the right end of the supporting spring 54 are respectively supported between the limiting retainer ring 55 and, the left end of the push rod 52 is screwed with a shaft supporting head 58, and the outer wall of the clamping shell 51 is screwed with a positioning screw 59 for fastening the push rod 52.

The shaft support cone 4 is arranged in the inner cavity of the shaft support hole 3, and the shaft support cone 4 and the shaft support hole 3 are coaxially arranged, so that a transmission shaft is arranged behind the shaft support cone 4, the processing position is more accurate, and the deflection condition is avoided;

the shaft supporting head 58 and the shaft supporting hole 3 are coaxially arranged;

a sliding sleeve 57 is sleeved on the left side of the outer wall of the push rod 52, supporting rods 56 are arranged on the upper side and the lower side of the outer wall of the sliding sleeve 57, the supporting rods 56 are fixedly connected with the inner wall of the clamping shell 51, and the sliding sleeve 57 is arranged, so that the transverse moving process of the push rod 52 is more stable, and the later processing of the transmission shaft is more stable;

the inner wall of sliding sleeve 57 is provided with spacing spline, is provided with the keyway with spacing spline looks adaptation on the outer wall of push rod 52, uses through the cooperation of spacing spline and keyway and can make push rod 52 only can lateral shifting and the pivoted condition can not appear.

The working principle is as follows: during the use, peg graft the one end of transmission shaft in axle support hole 3, and the circumstances of avoiding the transmission shaft slippage through the supporting role that has axle support awl 4 (set up in advance on the one end of support shaft with the heavy groove that has axle support awl 4 looks adaptation), pull push rod 52 right through handle 53, drive axle support head 58 and move to the right simultaneously, make there is installation space between the right-hand member of transmission shaft and axle support head 58, supporting spring 54 is compressed this moment, when placing the transmission shaft between axle support hole 3 and axle support head 58, loosen handle 53, under the effect that the elasticity of supporting spring 54 promoted spacing retaining ring 55, spacing retaining ring 55 promoted push rod 52 and axle support head 58 and move to the left, thereby hold the transmission shaft under the clamping effect of axle support head 58 and axle support hole 3.

The set screw 59 is tightened, and the position of the push rod 52 is fixed by the set screw 59.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for key spare part of car to process fixture device, includes supporting baseplate (1) and centre gripping mount pad (2) of setting in the supporting baseplate (1) upper surface left and right sides, and centre gripping mount pad (2) of both sides are the symmetry and set up its characterized in that: a shaft supporting hole (3) is formed in the right side wall of the left clamping mounting seat (2), a clamping assembly (5) is arranged on the right side wall of the right clamping mounting seat (2), the clamping assembly (5) comprises a clamping shell (51) installed on the right side wall of the clamping mounting seat (2), a push rod (52) transversely penetrates through the inner cavity of the clamping shell (51), a handle (53) is arranged at the right end of the push rod (52), a supporting spring (54) is sleeved on the outer wall of the push rod (52), the supporting spring (54) is located in the inner cavity of the clamping shell (51), a limiting check ring (55) is fixedly connected to the outer wall of the push rod (52) through screws, the left end and the right end of the supporting spring (54) are respectively supported between the limiting check ring (55) and the right side wall of the inner cavity of the clamping shell (51), and a shaft supporting head (58) is arranged at the left end of the push rod, and a positioning screw (59) for fastening the push rod (52) is screwed on the outer wall of the clamping shell (51).

2. The clamping device for machining critical parts of the automobile as claimed in claim 1, wherein: the inner cavity of the shaft supporting hole (3) is provided with a shaft supporting cone (4), and the shaft supporting cone (4) and the shaft supporting hole (3) are coaxially arranged.

3. The clamping device for machining critical parts of the automobile as claimed in claim 1, wherein: the shaft supporting head (58) and the shaft supporting hole (3) are coaxially arranged.

4. The clamping device for machining critical parts of the automobile as claimed in claim 1, wherein: sliding sleeve (57) have been cup jointed on the outer wall left side of push rod (52), the upper and lower both sides of sliding sleeve (57) outer wall all are provided with branch (56), the inner wall fixed connection of branch (56) and centre gripping shell (51).

5. The clamping device for machining critical parts of the automobile as claimed in claim 4, wherein: the inner wall of the sliding sleeve (57) is provided with a limiting spline, and the outer wall of the push rod (52) is provided with a key groove matched with the limiting spline.