CN210209524U - Clamp for fixing revolving body - Google Patents
Clamp for fixing revolving body Download PDFInfo
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- CN210209524U CN210209524U CN201921158118.1U CN201921158118U CN210209524U CN 210209524 U CN210209524 U CN 210209524U CN 201921158118 U CN201921158118 U CN 201921158118U CN 210209524 U CN210209524 U CN 210209524U
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- cylinder
- pull handle
- left end
- block
- revolving body
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Abstract
The utility model discloses an anchor clamps for fixing solid of revolution, including cylinder, at least three sloping block, fixed plate, ejector pad, pull handle and nut, the outer peripheral face of cylinder be equipped with sloping block complex spout, the tank bottom surface of spout is the inclined plane, the sloping block with the spout cooperation constitutes becomes horizontal motion and is vertical motion's slide wedge mechanism, be equipped with first through-hole on the left end face of cylinder, the pull handle with first through-hole cooperation constitutes the slip pair, the left end of pull handle with ejector pad fixed connection, the left end face of sloping block stretch out the left end face of cylinder and with the ejector pad is contradicted. Compared with the prior art, the utility model, simplify the structure, only need reduce the processing cost to the outer peripheral face processing external screw thread of pull handle.
Description
Technical Field
The utility model relates to an anchor clamps technical field of machine tooling, concretely relates to anchor clamps for fixing the solid of revolution.
Background
Prior art 1(CN208628904U) discloses a jig for fixing a rotator, which can leave indentations on the outer peripheral surface of the rotator, does not require repeated clamping and processing, and can complete processing of holes or grooves required to be processed on the entire outer peripheral surface of the rotator by one-step clamping. A jig for fixing a revolving body comprises a first cone, at least two first sliding blocks, a connecting piece, a second cone, at least two second sliding blocks and a supporting piece, wherein the first cone and the first sliding blocks form a wedge mechanism which changes horizontal motion into vertical motion, the second cone and the second sliding blocks form a wedge mechanism which changes horizontal motion into vertical motion, a first external thread is arranged on the outer peripheral surface of the first cone, the inner side surface of the first sliding block is an inclined surface, a first internal thread is arranged on the inner side surface of the first sliding block, the first external thread of the first cone is in threaded connection with the first internal thread of the first sliding block, a second external thread is arranged on the outer peripheral surface of the second cone, the inner side surface of the second sliding block is an inclined surface, a second internal thread is arranged on the inner side surface of the second sliding block, and the second external thread of the second cone is in threaded connection with the second internal thread of the second sliding block, the one end of connecting piece with the connection can be installed and removed to first cone, the other end of connecting piece with the connection can be installed and removed to the one end of second cone, support piece with the connection can be installed and removed to the other end of second cone.
The disadvantages are as follows: the jig comprises a plurality of components, and a plurality of components are required to be processed with external threads or internal threads, which results in a complex structure and high processing cost.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides an anchor clamps for fixing the solid of revolution to simplify the structure and reduce the processing cost.
A clamp for fixing a revolving body comprises a cylinder body, at least three inclined blocks, a fixed plate, a push block, a pull handle and a nut, wherein the outer peripheral surface of the cylinder body is provided with a chute matched with the inclined blocks, the chute bottom surface of the chute is an inclined plane, the inclined blocks and the chute are matched to form an inclined wedge mechanism which changes horizontal motion into vertical motion, a first through hole is formed in the left end surface of the cylinder body, the pull handle and the first through hole are matched to form a sliding pair, the left end of the pull handle is fixedly connected with the push block, the left end surface of the inclined block extends out of the left end surface of the cylinder body and is abutted against the push block, the outer side surface of the inclined block is abutted against the inner hole wall surface of the revolving body, the outer peripheral surface of the cylinder body is not abutted against the inner hole wall surface of the revolving body, the fixed plate is provided with a second through hole, the second through hole and the pull handle are matched to form a sliding pair, the nut is in threaded connection with the pull handle, and the left end face of the nut is abutted against the right side face of the fixing plate.
Preferably, the three swash blocks are evenly distributed on the cylinder in a circumferential array.
Preferably, the outer side surface of the inclined block is a circular arc surface.
Preferably, the arc surface of the swash block has the same arc as the inner hole wall surface of the rotator.
The beneficial effects of the utility model are embodied in: when the revolving body is fixed, the cylinder, the inclined block and the push block are arranged in the inner hole of the revolving body, the end face of the inner hole of the revolving body is abutted against the side face of the fixed plate, at the moment, the nut is screwed to move the pull handle to drive the push block to move, the push block pushes the inclined block to enable the inclined block to move along an inclined direction until the outer side face of the inclined block presses the wall face of the inner hole of the revolving body, meanwhile, the revolving body is driven to move towards the direction of the fixed plate due to the friction force between the outer side face of the inclined block and the wall face of the inner hole of the revolving body, so that the end face of the inner hole of the revolving body. Compared with the prior art, the structure is simplified, only external threads are required to be processed on the peripheral surface of the pull handle, and the processing cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a left side view of the present invention;
FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1;
fig. 3 is a left side view of the column of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic structural view of the present invention for fixing the revolving body.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1 to 5, a fixture for fixing a revolving body comprises a cylinder 1, at least three sloping blocks 2, a fixing plate 3, a pushing block 4, a pull handle 5 and a nut 6, wherein the outer peripheral surface of the cylinder 1 is provided with a chute 11 matched with the sloping blocks, the bottom surface 111 of the chute 11 is an inclined surface, the sloping blocks 2 are matched with the chute 11 to form a sloping wedge mechanism which changes horizontal motion into vertical motion, the left end surface of the cylinder 1 is provided with a first through hole 12, the pull handle 5 is matched with the first through hole 12 to form a sliding pair, the left end of the pull handle 5 is fixedly connected with the pushing block 4, the left end surface 21 of the sloping block 2 extends out of the left end surface 13 of the cylinder 1 and is abutted against the pushing block 6, the outer side surface 22 of the sloping block 2 is abutted against the inner hole wall surface 71 of the revolving body 7, the outer peripheral surface 14 of the cylinder 1 is not abutted against the inner hole wall surface 71 of the revolving body 7, fixed plate 3 is equipped with the second through-hole (not shown), the second through-hole with pull handle 5 cooperation constitutes the slip pair, the right-hand member face 15 of cylinder 1 with the left surface 31 of fixed plate 3 is contradicted, nut 6 with pull handle 5 threaded connection, the left end face of nut 6 the right flank of fixed plate 3 is contradicted.
The utility model discloses a theory of operation is: as shown in fig. 5, when the rotator 7 is fixed, the column 1, the sloping block 2 and the push block 6 are placed in the inner hole of the rotator 7, the inner hole end surface 72 of the rotator 7 is abutted against the left side surface 31 of the fixed plate 3, at this time, the nut 6 is screwed to move the pull handle 5 to the right, the push block 4 is driven to move to the right, the push block 4 pushes against the sloping block 2 to move in an inclined manner until the outer side surface 22 of the sloping block 2 presses the inner hole wall surface 71 of the rotator 7, meanwhile, the rotator 7 is driven to move towards the fixed plate 3 due to the friction force between the outer side surface 22 of the sloping block 2 and the inner hole wall surface 71 of the rotator 2, so that the inner hole end surface 72 of the rotator 7 is pressed on the left side surface 31 of the fixed plate 3, thus the rotator is fixed, and then the fixed plate is fixed on the workbench of a machine. Compared with the prior art, the structure is simplified, only external threads are required to be processed on the peripheral surface of the pull handle, and the processing cost is reduced.
The three oblique blocks 2 are uniformly distributed on the column body 1 in a circumferential array. Through the structure, the inner hole wall surface of the revolving body is uniformly stressed and is stably fixed.
The outer side surface 22 of the sloping block 2 is an arc surface, and the radian of the arc surface 22 of the sloping block 2 is the same as that of the inner hole wall surface 71 of the rotator. Through the structure, the outer side surface of the inclined block and the inner hole wall surface of the revolving body realize surface-to-surface contact, and the fixation is more stable.
When the sloping block 2 and the column body 1 are clamped on the inner hole wall surface 71 of the revolving body, the nut 6 is loosened, a certain gap is formed between the left side surface 31 of the fixing plate 3 and the inner hole wall surface 71 of the revolving body, the nut stops screwing at the moment, the conical block is inserted into the gap, the gap is enlarged through hammer beating, the revolving body 7 is pushed to move leftwards, the sloping block 2 is driven to move leftwards through friction force and moves towards the pull handle 5, and the sloping block 2 and the column body 1 are separated from the inner hole wall surface 71 of the revolving body.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (4)
1. A clamp for fixing a revolving body is characterized by comprising a cylinder, at least three inclined blocks, a fixing plate, a pushing block, a pull handle and a nut, wherein a chute matched with the inclined blocks is arranged on the outer peripheral surface of the cylinder, the bottom surface of the chute is an inclined surface, the inclined blocks and the chute are matched to form an inclined wedge mechanism changing horizontal motion into vertical motion, a first through hole is formed in the left end surface of the cylinder, the pull handle and the first through hole are matched to form a sliding pair, the left end of the pull handle is fixedly connected with the pushing block, the left end surface of the inclined block extends out of the left end surface of the cylinder and is abutted against the pushing block, the outer side surface of the inclined block is abutted against the inner hole wall surface of the revolving body, the outer peripheral surface of the cylinder is not abutted against the inner hole wall surface of the revolving body, the fixing plate is provided with a second through hole, and the second through hole is matched with the pull handle, the right-hand member face of cylinder with the left surface of fixed plate is contradicted, the nut with pull handle threaded connection, the left end face of nut the right flank of fixed plate is contradicted.
2. The jig for fixing a body of revolution as claimed in claim 1, wherein: the three oblique blocks are uniformly distributed on the column body in a circumferential array.
3. The jig for fixing a body of revolution as claimed in claim 1, wherein: the outer side surface of the inclined block is an arc surface.
4. A jig for fixing a body of revolution as claimed in claim 3, wherein: the radian of the arc surface of the oblique block is the same as that of the inner hole wall surface of the revolving body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921158118.1U CN210209524U (en) | 2019-07-23 | 2019-07-23 | Clamp for fixing revolving body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921158118.1U CN210209524U (en) | 2019-07-23 | 2019-07-23 | Clamp for fixing revolving body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210209524U true CN210209524U (en) | 2020-03-31 |
Family
ID=69916670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921158118.1U Active CN210209524U (en) | 2019-07-23 | 2019-07-23 | Clamp for fixing revolving body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210209524U (en) |
-
2019
- 2019-07-23 CN CN201921158118.1U patent/CN210209524U/en active Active
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