CN221604274U - Piston ring production fixture - Google Patents

Abstract

The utility model provides a piston ring production fixture, which belongs to the technical field of piston ring fixtures and comprises a bottom plate and a clamping mechanism arranged on the bottom plate, wherein the clamping mechanism comprises two sliding blocks, supporting plates are arranged on the two sliding blocks, a plurality of telescopic components are arranged on the supporting plates in a hinged manner, clamping pieces are connected between the end parts of the telescopic components in a hinged manner, and the clamping pieces are of flexible structures; the utility model can clamp piston rings with different diameters, thereby being convenient for processing piston rings with different types.

Description

Piston ring production fixture

Technical Field

The utility model relates to the technical field of fertilizer processing equipment, in particular to a piston ring production clamp.

Background

The piston ring is an important part of an automobile engine, and has the main functions of matching with a piston and a cylinder wall to seal a combustion chamber, scraping off excessive engine oil on the cylinder wall and realizing heat conduction and guiding.

The piston ring needs to be fixed by a clamp in the working procedures of grinding and polishing, detecting and quality controlling, cutting and opening, and the like, so as to increase the accuracy of the processing and quality inspection procedures.

Publication number CN209502061U discloses a spacing that piston ring processing spraying was used, just can carry out the centre gripping to the piston ring through two spacing arc strips in this patent, but because the piston ring outer lane shape of different diameters is all different, this structure can only carry out the centre gripping to the piston ring of one type promptly, can not be suitable for with other types of piston rings.

Disclosure of utility model

In view of the above, the utility model provides a piston ring production clamp, which can clamp piston rings with different diameters, so that the piston rings with different types can be conveniently processed.

In order to solve the technical problems, the utility model provides a piston ring production fixture, which comprises a bottom plate and a clamping mechanism arranged on the bottom plate, wherein the clamping mechanism comprises two sliding blocks, the clamping mechanism can drive the two sliding blocks to approach together, supporting plates are arranged on the two sliding blocks, the sliding blocks can drive the supporting plates to move, a plurality of telescopic components are arranged on the supporting plates in a hinged manner, clamping pieces are connected between the end parts of the telescopic components in a hinged manner, the telescopic components can push the clamping pieces to clamp the outer side wall of a piston ring, the clamping pieces are of flexible structures, and the clamping pieces can be attached to the outer side wall of the piston ring.

The clamping piece is a rubber strip; namely, the rubber strip can be attached to the outer side wall of the piston ring to clamp the piston ring.

The telescopic assembly comprises a fixed rod which is arranged at the end part of the supporting plate through a hinge, the fixed rod can rotate on the side wall of the supporting plate, a guide groove is formed in the fixed rod, a guide rod is arranged in the guide groove in a sliding mode, the guide rod can slide in the guide groove, the other end of the guide rod is connected with the clamping piece through a hinge, the guide rod can push the clamping piece to deform, a spring is arranged in the guide groove, one end of the spring is connected with the end part of the guide groove, and the other end of the spring is connected with the end part of the guide rod; namely, the spring can always push the guide rod to move towards the clamping piece.

The guide rod and the guide groove are of T-shaped structures; i.e. the guide bar will not fall out of the guide groove.

The clamping mechanism comprises a sliding groove arranged on the bottom plate, the sliding groove is arranged on the upper surface of the bottom plate, a bidirectional screw rod is arranged in the sliding groove, the bidirectional screw rod can rotate in the sliding groove, and two sliding blocks are arranged in the sliding groove corresponding to the screw rod; the screw rod can drive the two sliding blocks to move relatively or move oppositely.

The end part of the screw is provided with a force application piece; namely, the screw rod can be driven to rotate through the force application piece.

A positioning line is arranged on the bottom plate; namely, the piston ring is placed at the positioning line, so that the piston ring can be prevented from moving out between the two clamping pieces in the process of clamping the piston ring.

In summary, compared with the prior art, the application has at least one of the following beneficial technical effects:

1. The two clamping pieces can clamp piston rings with different diameters, so that the piston rings with different types can be conveniently processed.

2. The two clamping pieces can deform through the telescopic component when being close together, namely the clamping pieces can be attached to the outer side wall of the piston ring, so that the two clamping pieces can clamp the piston ring with different diameters.

Drawings

FIG. 1 is a schematic view of a piston ring production jig according to the present utility model;

FIG. 2 is a schematic diagram of a cross-sectional view of a base plate of the present utility model;

fig. 3 is a schematic structural view of the telescopic assembly of the present utility model.

Reference numerals illustrate:

100. a bottom plate; 101. a support plate; 102. a clamping member; 103. a positioning line;

200. A clamping mechanism; 201. a chute; 202. a screw; 203. a slide block; 204. a force application member;

300. a telescoping assembly; 301. a fixed rod; 302. a guide groove; 303. a guide rod; 304. and (3) a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 3 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in fig. 1-3: the embodiment provides a piston ring production fixture, which comprises a bottom plate 100 and a clamping mechanism 200 arranged on the bottom plate 100, wherein the clamping mechanism 200 comprises two sliding blocks 203, namely, the clamping mechanism 200 can drive the two sliding blocks 203 to move relatively together, the upper surfaces of the two sliding blocks 203 are respectively provided with a supporting plate 101, the side edges of the supporting plates 101 are provided with a plurality of telescopic assemblies 300 through hinging, clamping pieces 102 are arranged between the end parts of the telescopic assemblies 300, the end parts of the telescopic assemblies 300 are connected with the side walls of the clamping pieces 102 through hinging, and the clamping pieces 102 are flexible structures which can be deformed;

the piston ring is placed between the two sliding blocks 203 on the bottom plate 100, then the clamping mechanism 200 is controlled to work, the two sliding blocks 203 can be made to be close together by the clamping mechanism 200, the two sliding blocks 203 can be made to be close together by the two sliding blocks 203, the two supporting plates 101 can be made to be close together by the two clamping pieces 102 through the telescopic assembly 300, the two clamping pieces 102 can deform under the pushing action of the telescopic assembly 300 after contacting the outer side wall of the piston ring, and then the clamping pieces 102 can be attached to the outer side wall of the piston ring, namely, the two clamping pieces 102 can clamp the piston ring with different diameters, and then the piston ring can be processed.

The clamping piece 102 is a rubber strip; the rubber strip can be attached to the outer side wall of the piston ring to clamp the piston ring.

The telescoping assembly 300 is shown in figure 3,

The telescopic assembly 300 comprises a fixed rod 301 which is arranged on the side wall of the supporting plate 101 through a hinge, one end of the fixed rod 301, which is far away from the supporting plate 101, is provided with a guide groove 302, a guide rod 303 is arranged in the guide groove 302 in a sliding manner, the guide rod 303 can slide left and right in the guide groove 302, the other end of the guide rod 303 is connected with the clamping piece 102 through a hinge, the guide rod 303 can rotate on the loving and economical 1, a spring 304 is arranged in the guide groove 302, one end of the spring 304 is connected with the end of the guide groove 302, and the other end of the spring 304 is connected with the end of the guide rod 303; i.e. the spring 304 can always push the guiding rod 303 away from the supporting plate 101, i.e. the spring 304 can push the guiding rod 303 such that the guiding rod 303 pushes the clamping member 102 to deform.

The guide rod 303 and the guide groove 302 are both of T-shaped structures; i.e. the guide bar 303 is not pushed out of the guide slot 302 by the spring 304 during the sliding back and forth in the guide slot 302.

The clamping mechanism 200 is shown in figure 2,

The clamping mechanism 200 comprises a chute 201 arranged on the upper surface of the bottom plate 100, a bidirectional screw rod 202 is arranged in the chute 201, two ends of the bidirectional screw rod 202 are connected with a base through bearings, the bidirectional screw rod 202 can rotate in the chute 201, and two sliding blocks 203 are arranged in the chute 201 corresponding to the screw rod 202; the sliding blocks 203 are arranged on two sides of the screw 202, screw holes are formed in the sliding blocks 203 corresponding to the screw 202, the screw 202 penetrates through the screw holes to be connected with the sliding blocks 203, namely, the two sliding blocks 203 can relatively move or oppositely move in the sliding groove 201 when the screw 202 rotates, and the two clamping pieces 102 can indirectly clamp the piston ring by the relative movement of the two sliding blocks 203.

The force application member 204 is shown in figure 1,

The end of the screw 202 is provided with a force application member 204; the force application member 204 is a torsion ring, that is, the screw 202 can be conveniently driven to rotate by the force application member 204, and the force application member 204 can be provided in other structures for conveniently driving the screw 202 to rotate.

The alignment wire 103 is as shown in figure 1,

The base plate 100 is provided with a positioning line 103; the positioning line 103 is located at the center line of the two sliding blocks 203, that is, when the piston ring is placed, the piston ring can be placed near the positioning line 103, so that the situation that the two clamping pieces 102 too far from the piston ring are placed can be avoided.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (7)

1. A piston ring production fixture which is characterized in that: including fixture (200) that set up on bottom plate (100) and bottom plate (100), fixture (200) include two sliders (203), all set up backup pad (101) on two sliders (203), set up a plurality of expansion assembly (300) through articulated on backup pad (101), be connected with holder (102) through articulated between a plurality of expansion assembly (300) tip, holder (102) are flexible structure.

2. A piston ring producing jig as defined in claim 1, wherein: the clamping piece (102) is a rubber strip.

3. A piston ring producing jig as defined in claim 2, wherein: the telescopic component (300) comprises a fixed rod (301) arranged at the end part of the supporting plate (101) in a hinged mode, a guide groove (302) is formed in the fixed rod (301), a guide rod (303) is arranged in the guide groove (302) in a sliding mode, the other end of the guide rod (303) is connected with the clamping piece (102) in a hinged mode, a spring (304) is arranged in the guide groove (302), one end of the spring (304) is connected with the end part of the guide groove (302), and the other end of the spring (304) is connected with the end part of the guide rod (303).

4. A piston ring producing jig as claimed in claim 3, wherein: the guide rod (303) and the guide groove (302) are of T-shaped structures.

5. A piston ring producing jig as defined in claim 4, wherein: the clamping mechanism (200) comprises a chute (201) arranged on the bottom plate (100), a bidirectional screw rod (202) is arranged in the chute (201), and two sliding blocks (203) are arranged in the chute (201) corresponding to the screw rod (202).

6. A piston ring producing jig as defined in claim 5, wherein: an application member (204) is arranged at the end of the screw (202).

7. A piston ring producing jig as defined in claim 6, wherein: and a positioning line (103) is arranged on the bottom plate (100).