CN210909104U

CN210909104U - External diameter elastic clamp

Info

Publication number: CN210909104U
Application number: CN201922062524.4U
Authority: CN
Inventors: 蒋朝虎; 邓中国
Original assignee: Chengdu Keanda Precision Machinery Co ltd
Current assignee: Chengdu Keanda Precision Machinery Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-07-03
Anticipated expiration: 2029-11-26

Abstract

The utility model relates to the technical field of clamps, in particular to an outer diameter elastic clamp, which comprises a clamping cylinder, wherein a plurality of clearance grooves are arranged on the outer side of the clamping cylinder, two elastic clamping grooves are arranged on the right side of the clamping cylinder, elastic clamping rings are arranged in the inner cavities of the elastic clamping grooves, a tapered groove is arranged on the left side of the inner cavity of the clamping cylinder, four clamping blocks are equidistantly arranged on the inner wall of the clamping cylinder, four clamping blocks are arranged on the inner wall of the clamping cylinder, and each clamping block consists of an inner rubber layer, a steel wire layer and an outer rubber layer, thereby effectively improving the quality of the clamping block, and avoiding the phenomenon that the clamping block is easily compressed and deformed after being used for a long time to generate a clearance with a workpiece and influence the clamping effect of the clamp through the clamping effect of the clamping block, the structure of the elastic clamp is reasonably designed, the clamping cylinder of the elastic clamp is conveniently effectively protected, the elastic clamp is prevented from being easily deformed after being stressed, and the, is convenient to use.

Description

External diameter elastic clamp

Technical Field

The utility model relates to an anchor clamps technical field especially relates to an external diameter elastic fixture.

Background

The jig is a device for fixing a machining object to a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig.

The elastic sleeve of the conventional elastic clamp is easy to deform after being stressed, so that the positioning and clamping and fixing precision of a workpiece is reduced, and part of the elastic clamp is complex in structure, troublesome to operate and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the outer diameter elastic fixture who provides makes it be convenient for play effectual guard action to elastic fixture's a clamp section of thick bamboo, takes place deformation etc. easily after avoiding its atress, and the effectual degree of difficulty that reduces its operation when having simplified elastic fixture's structure facilitates the use.

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

the design is an outer diameter elastic clamp, which comprises a clamping barrel, wherein the outer side of the clamping barrel is provided with a plurality of clearance grooves, the right side of the clamping barrel is provided with two elastic clamping grooves, the inner cavities of the elastic clamping grooves are provided with elastic clamping rings, the left side of the inner cavity of the clamping barrel is provided with a conical groove, and the inner wall of the clamping barrel is provided with four clamping blocks at equal intervals.

Preferably, the inner cavities of the clearance grooves are all bonded with rubber rings, the inner cavities of the rubber rings are all bonded with foam protective layers, and the clearance grooves are at least provided with four groups and are uniformly distributed on the outer side of the clamping cylinder.

Preferably, the middle part of the outer side of the elastic clamping ring is provided with an annular groove, and the elastic clamping ring is made of high-hardness elastic steel.

Preferably, the clamping blocks comprise inner rubber layers connected with the inner wall of the clamping barrel, the inner rubber layers are all bonded with steel wire layers through colloids, and outer rubber layers are bonded on the right sides, far away from the inner rubber layers, of the steel wire layers.

The utility model provides a pair of external diameter elastic fixture, beneficial effect lies in: when the clamping device is used, a workpiece to be processed is fixed in an inner cavity of the clamping barrel, the inner cavity of the clamping barrel is provided with the conical groove, the workpiece is more tightly plugged, the elastic clamping groove inner cavity clamped outside the clamping barrel is respectively installed and clamped by the two elastic clamping rings, the clamping barrel is effectively clamped, the use is convenient, the installation operation is convenient, the clamping barrel is prevented from being excessively propped open, the clamping barrel is easily damaged by deformation and the like, the elastic clamping rings are made of high-hardness elastic steel materials, the weight of the elastic clamping rings is reduced, the hardness and the elastic force are effectively increased, the expansion and the contraction are convenient, the stable clamping on the workpieces with different diameters is convenient, the inner cavity of the clearance groove is bonded with the rubber ring, the inner cavity of the rubber ring is bonded with the foam protective layer, the fixed workpiece is conveniently and effectively protected, when the clamping barrel rotates at a high speed along with the main shaft, impurities and the like are prevented from entering an inner cavity of the clamping barrel to damage workpieces of the clamping barrel, four clamping blocks are arranged on the inner wall of the clamping barrel and consist of an inner rubber layer, a steel wire layer and an outer rubber layer, the quality of the clamping blocks is effectively improved, and the clamping effect of the clamp is prevented from being easily compressed and deformed after long-time use, so that a gap is generated between the clamp and the workpieces, and the clamping effect of the clamp is influenced.

Compared with the prior art, the utility model has the advantages of reasonable design, and be convenient for play effectual guard action to elastic fixture's a double-layered section of thick bamboo, avoid taking place deformation etc. easily behind its atress, and effectual degree of difficulty that reduces its operation when having simplified elastic fixture's structure facilitates the use.

Drawings

Fig. 1 is a schematic side view of an outer diameter elastic clamp according to the present invention;

FIG. 2 is a schematic side view of a part of the apparatus according to the present invention;

fig. 3 is a schematic top view of an outer diameter elastic clamp according to the present invention;

fig. 4 is a schematic view of a cross-sectional structure of a clamping block of an outer diameter elastic clamp according to the present invention.

In the figure: the clamp comprises a clamp cylinder 1, a gap groove 2, an elastic clamping groove 3, an elastic clamping ring 4, a tapered groove 5, a clamping block 6, an inner rubber layer 61, a steel wire layer 62, an outer rubber layer 63, a rubber ring 7, a foam protective layer 8 and an annular groove 9.

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.

Referring to fig. 1-4, an outer diameter elastic clamp comprises a clamping cylinder 1, wherein a plurality of clearance grooves 2 are formed in the outer side of the clamping cylinder 1, rubber rings 7 are bonded to the inner cavities of the clearance grooves 2, foam protective layers 8 are bonded to the inner cavities of the rubber rings 7, the clearance grooves 2 are at least provided with four groups and are uniformly distributed in the outer side of the clamping cylinder 1, workpieces which need to be clamped and fixed inside the clamping cylinder 1 are protected effectively, and when the clamping cylinder 1 rotates at a high speed along with a main shaft, impurities and the like are prevented from entering the inner cavity of the clamping cylinder 1 and damaging the workpieces.

The right side of pressing from both sides a section of thick bamboo 1 is equipped with two elasticity draw-in grooves 3, and elasticity draw-in groove 3's inner chamber all is equipped with snap ring 4, and snap ring 4's outside middle part all is equipped with ring channel 9, and snap ring 4 is made for the elastic steel of high rigidity, reduces snap ring 4's weight, and its hardness of effectual increase and elasticity dynamics, the expansion and the shrink of being convenient for, the work piece of being convenient for to different diameters size carries out stable clamp firmly.

The inner chamber left side of pressing from both sides section of thick bamboo 1 is equipped with the bell jar 5, the inner wall equidistance of pressing from both sides section of thick bamboo 1 is equipped with four clamp splice 6, clamp splice 6 is all including the inner rubber layer 61 that is connected with pressing from both sides 1 inner wall of section of thick bamboo, inner rubber layer 61 all bonds through the colloid has steel wire layer 62, the right side that inner rubber layer 61 was kept away from to steel wire layer 62 all bonds has outer rubber layer 63, the body quality of effectual improvement clamp splice 6, be convenient for through its clamping effect, avoid its long-time use to be compressed easily, lead to and the work piece between produce the clearance, influence the.

The working principle is as follows: when the clamping device is used, a workpiece to be processed is fixed in an inner cavity of the clamping barrel 1, the inner cavity of the clamping barrel 1 is provided with the conical groove 5, the workpiece is more tightly plugged, the two elastic snap rings 4 are respectively installed and clamped in the inner cavities of the elastic clamping grooves 3 on the outer side of the clamping barrel 1, the clamping barrel 1 is effectively clamped, the clamping barrel 1 is prevented from being excessively propped open, the clamping barrel 1 is easily deformed and the like, the clamping device is convenient to use and install, the elastic snap rings 4 are made of high-hardness elastic steel, the weight of the elastic snap rings 4 is reduced, the hardness and the elastic force are effectively increased, the expansion and contraction are convenient, the stable clamping of the workpieces with different diameters is convenient, the inner cavity of the clearance groove 2 is bonded with the rubber ring 7, the inner cavity of the rubber ring 7 is bonded with the foam protective layer 8, the clamping of the fixed workpiece needs to be clamped in the clamping barrel 1, when the clamping cylinder 1 rotates at a high speed along with the spindle, impurities and the like are prevented from entering an inner cavity of the clamping cylinder 1 and damaging workpieces of the clamping cylinder 1, four clamping blocks 6 are arranged on the inner wall of the clamping cylinder 1, each clamping block 6 consists of an inner rubber layer 61, a steel wire layer 62 and an outer rubber layer 63, the quality of each clamping block 6 is effectively improved, and the clamping effect is convenient to achieve, so that the clamping cylinder is prevented from being easily compressed and deformed after being used for a long time, a gap is generated between the clamping cylinder and the workpieces, and the clamping effect of the clamp is influenced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an external diameter elastic fixture, includes a clamp section of thick bamboo (1), its characterized in that, the outside of a clamp section of thick bamboo (1) is equipped with clearance groove (2) a plurality of, the right side of a clamp section of thick bamboo (1) is equipped with two elasticity draw-in groove (3), the inner chamber of elasticity draw-in groove (3) all is equipped with snap ring (4), the inner chamber left side of a clamp section of thick bamboo (1) is equipped with tapered groove (5), the inner wall equidistance of a clamp section of thick bamboo (1) is equipped with four clamp splice (6).

2. The external diameter elastic clamp according to claim 1, wherein the inner cavities of the clearance grooves (2) are all bonded with rubber rings (7), the inner cavities of the rubber rings (7) are all bonded with foam protection layers (8), and the clearance grooves (2) are at least provided with four groups and are uniformly distributed on the outer side of the clamping cylinder (1).

3. The outer diameter elastic clamp according to claim 1, wherein the outer middle part of the elastic clamping ring (4) is provided with an annular groove (9), and the elastic clamping ring (4) is made of high hardness elastic steel.

4. The clamp with the elastic outer diameter as claimed in claim 1, wherein each clamp block (6) comprises an inner rubber layer (61) connected with the inner wall of the clamp barrel (1), each inner rubber layer (61) is adhered with a steel wire layer (62) through glue, and the right side of each steel wire layer (62) far away from the inner rubber layer (61) is adhered with an outer rubber layer (63).