CN215148529U

CN215148529U - Anti-rotation clamp

Info

Publication number: CN215148529U
Application number: CN202120997062.XU
Authority: CN
Inventors: 吴培柱; 梁敏; 刘俊; 梁宗辉
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-12-14
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses an prevent changeing fixture, include: the clamp comprises a clamp main body, wherein two groups of clamping grooves are symmetrically formed in the clamp main body, and two groups of semicircular holes are formed in the clamp main body; the part group is arranged on the fixture main body and comprises a first part, a second part and a third part, a fixing hole is formed in the fixture main body, the second part is arranged in the fixing hole, a first through hole is formed in the second part, and the first part is arranged in the first through hole. An prevent changeing fixture, through fixture main part and the spare part group that sets up, on the spare part group installs the belt pulley with the fixture main part, the fixture main part passes through the stress point with belt pulley junction to the staff of being convenient for dismantles fixture, eliminates belt pulley reversal action, thereby has made things convenient for people's use, whole device simple structure, convenient operation has increased the whole practicality of preventing changeing fixture.

Description

Anti-rotation clamp

Technical Field

The utility model relates to a fixture technical field, in particular to prevent changeing fixture.

Background

The belt pulley belongs to a hub part, is widely applied in modern production life, is mainly used for occasions of transmitting power at a long distance, and can relieve load impact in the transmission of the belt pulley; the belt pulley transmission has stable operation, low noise and low vibration; the belt pulley transmission structure is simple, the adjustment is convenient, the belt pulley can not be separated from the belt in rotation, and the belt pulley needs to use the anti-rotation clamp in installation.

The existing clamping apparatus has certain defects when in use, and when in use, the clamping apparatus is loosened by usually reversing the belt pulley after tightening torque, so that the tightening process is in failure and cannot meet the requirements of people.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide an prevent changeing fixture can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-rotation clip comprising:

the clamp comprises a clamp main body, wherein two groups of clamping grooves are symmetrically formed in the clamp main body, and two groups of semicircular holes are formed in the clamp main body; and

the part group is arranged on the clamp main body and comprises a first part, a second part and a third part, a fixing hole is formed in the clamp main body, the second part is arranged in the fixing hole, a first through hole is formed in the second part, the first part is arranged in the first through hole, and the third part is arranged on the second part;

and the clamp main body is connected with the belt pulley.

Preferably, No. one the part includes round bar and fastener, No. one the recess has been seted up to one side surface of No. two parts, fastener and a recess laminating connection, No. one the through-hole and a recess intercommunication.

Preferably, a second through hole is formed in the outer surface of one side of the third part, a second groove is formed in the outer surface of the other side of the third part, and the second through hole is communicated with the second groove.

Preferably, the first part penetrates through the second groove to be installed in the second through hole, the clamping piece is connected with the second groove, and the first part and the second part are vertically fixed and stressed.

Preferably, the clamp main body is provided with bolt holes, fixing bolts are arranged in the bolt holes, and the clamp main body is connected with the belt pulley through the fixing bolts.

Preferably, the clamping piece is a ball head conical surface, and the second part is connected with the third part through threads.

Preferably, a plurality of groups of stress points are arranged at the joint of the fixture main body and the belt pulley, and the clamping groove and the semicircular hole are connected with the belt pulley.

Compared with the prior art, the utility model discloses following beneficial effect has:

through fixture main part and the spare part group that sets up, on the belt pulley was installed with the fixture main part to the spare part group, the fixture main part passed through with the stress point of belt pulley junction to the staff of being convenient for dismantles fixture, eliminates belt pulley reversal action, thereby has made things convenient for people's use, whole device simple structure, convenient operation has increased the whole practicality of preventing changeing fixture.

Drawings

FIG. 1 is an overall structure view of an anti-rotation fixture of the present invention;

FIG. 2 is a partial structure view of a slot in an anti-rotation clamp of the present invention;

FIG. 3 is a partial view of the main body of the anti-rotation clamp of the present invention;

FIG. 4 is a partial structural view of a second part of the anti-rotation clamp of the present invention;

FIG. 5 is a partial view of a first part of the anti-rotation clamp of the present invention;

FIG. 6 is a partial structural view of a third part of the anti-rotation clamp of the present invention;

FIG. 7 is a partial view of a belt pulley of an anti-rotation clamp according to the present invention;

fig. 8 is a partial structure view of the force-bearing point of the anti-rotation clamp of the present invention.

In the figure: 1. a fixture body; 2. a card slot; 3. a semicircular hole; 4. part number one; 5. a second part; 6. part number three; 7. a belt pulley; 8. a fastener; 9. a second through hole; 10. fixing the bolt; 11. and (4) stress points.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 8, an anti-rotation jig includes:

the clamp comprises a clamp main body 1, wherein two groups of clamping grooves 2 are symmetrically formed in the clamp main body 1, and two groups of semicircular holes 3 are formed in the clamp main body 1; and

the part group is arranged on the clamp main body 1 and comprises a first part 4, a second part 5 and a third part 6, a fixing hole is formed in the clamp main body 1, the second part 5 is arranged in the fixing hole, a first through hole is formed in the second part 5, the first part 4 is arranged in the first through hole, and the third part 6 is arranged on the second part 5;

pulley 7, jig main body 1 and pulley 7 are connected.

The pulley 7 has two different configurations.

Part 4 includes round bar and fastener 8, and a recess has been seted up to one side surface of No. two parts 5, and fastener 8 and a recess laminating are connected, a through-hole and a recess intercommunication.

No. two through-holes 9 have been seted up to No. three part 6's one side surface, and No. two recesses have been seted up to No. three part 6's opposite side surface, and No. two through-holes 9 and No. two recess intercommunications.

No. 4 parts run through No. two recesses and install in No. two through-holes 9, fastener 8 and No. two groove connection, No. 4 parts and No. 5 parts vertical fixation and atress.

The clamp main body 1 is provided with bolt holes, fixing bolts 10 are arranged in the bolt holes, and the clamp main body 1 is connected with the belt pulley 7 through the fixing bolts 10.

The clamping piece 8 is a ball head conical surface, and the second part 5 is connected with the third part 6 through threads.

The connecting part of the clamp main body 1 and the belt pulley 7 is provided with a plurality of groups of stress points 11, and the clamping groove 2 and the semicircular hole 3 are connected with the belt pulley 7.

The semicircular hole 3 is clamped with a screw head on the belt pulley 7, so that the clamp main body 1 and the belt pulley 7 are relatively fixed.

Part number one 4 contacts the cylinder so that pulley 7 does not rotate, torque is applied with a torque wrench.

The two groups of semicircular holes 3 form an M shape, and the semicircular holes 3 are avoidance notches.

Two groups of clamping grooves 2 are symmetrically arranged on the fixture main body 1.

It should be noted that, the utility model relates to an anti-rotation clamp, when in use, the fixing bolt 10 fixes the clamp main body 1 to the belt pulley 7, the parts are assembled, and after the belt pulley 7 is installed, the clamp main body 1 is disassembled;

through fixture main part 1 and the spare part group that sets up, screw up No. three part 6 during the use, make a part 4 and No. two part 5 vertical fixation and atress, after having gone up the moment, need not reverse belt pulley 7, screw out No. three part 6, the conical surface of No. three part 6 breaks away from with the conical surface of a part 4, No. 4 swings and loosens, spare part group installs fixture main part 1 on belt pulley 7, fixture main part 1 passes through the stress point 11 with the belt pulley 7 junction, thereby be convenient for the staff dismantles the fixture, eliminate belt pulley 7 reversal action, thereby made things convenient for people's use, whole device simple structure, and convenient for operation has increased the practicality of whole anti-rotation fixture.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An anti-rotation jig characterized by comprising:

the clamp comprises a clamp main body (1), wherein two groups of clamping grooves (2) are symmetrically formed in the clamp main body (1), and two groups of semicircular holes (3) are formed in the clamp main body (1);

the part set is installed on the fixture main body (1), the part set comprises a first part (4), a second part (5) and a third part (6), a fixing hole is formed in the fixture main body (1), the second part (5) is installed in the fixing hole, a first through hole is formed in the second part (5), the first part (4) is installed in the first through hole, and the third part (6) is installed on the second part (5); and

the fixture body (1) is connected with the belt pulley (7).

2. An anti-rotation clip according to claim 1, characterized in that: a part (4) includes round bar and fastener (8), a recess has been seted up to one side surface of No. two parts (5), fastener (8) and a recess laminating connection, a through-hole and a recess intercommunication.

3. An anti-rotation clip according to claim 2, characterized in that: no. two through-holes (9) have been seted up to one side surface of No. three part (6), No. two recesses have been seted up to the opposite side surface of No. three part (6), No. two through-holes (9) and No. two recess intercommunications.

4. An anti-rotation clip according to claim 3, characterized in that: a part (4) runs through No. two recesses and installs in No. two through-holes (9), fastener (8) and No. two groove connection, part (4) and No. two part (5) vertical fixation and atress.

5. An anti-rotation clip according to claim 1, characterized in that: the clamp is characterized in that bolt holes are formed in the clamp main body (1), fixing bolts (10) are arranged in the bolt holes, and the clamp main body (1) is connected with a belt pulley (7) through the fixing bolts (10).

6. An anti-rotation clip according to claim 2, characterized in that: the clamping piece (8) is a ball head conical surface, and the second part (5) is connected with the third part (6) through threads.

7. An anti-rotation clip according to claim 1, characterized in that: the clamping device is characterized in that a plurality of groups of stress points (11) are arranged at the joint of the clamping device main body (1) and the belt pulley (7), and the clamping groove (2) and the semicircular hole (3) are connected with the belt pulley (7).