CN214685256U - Clamp for short shaft part of numerical control machine tool - Google Patents
Clamp for short shaft part of numerical control machine tool Download PDFInfo
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- CN214685256U CN214685256U CN202023333241.8U CN202023333241U CN214685256U CN 214685256 U CN214685256 U CN 214685256U CN 202023333241 U CN202023333241 U CN 202023333241U CN 214685256 U CN214685256 U CN 214685256U
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- shaft part
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- 238000007789 sealing Methods 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 abstract description 8
- 238000013519 translation Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
The utility model discloses a clamp for a short shaft part of a numerical control machine tool, which comprises a fixing clamp, a clamping jaw, a top ring and an air passage, wherein a cylindrical fixing cavity is arranged in the fixing clamp, and one end of the fixing cavity is provided with an opening; the clamping jaws can move in a translation mode along the radial direction of the fixed cavity so as to move close to and clamp the short shaft part or move away from and release the short shaft part; the top ring is coaxially arranged in the fixed cavity and is positioned on one side, away from the opening, of the clamping jaw, the outer ring wall of the top ring is fixedly connected with the inner wall of the fixed cavity, and the end part of the short shaft part can be abutted against and tightly attached to one side of the top ring; the air flue is arranged on one side of the fixing clamp, which is far away from the opening, and the fixing cavity is communicated with the outside. The utility model discloses an anchor clamps for digit control machine tool minor axis part can fix a position and the tip of centre gripping minor axis part to utilize external atmospheric pressure to press the minor axis part in the apical ring, improve the centre gripping firmness to the minor axis part, guarantee processing safety, and simple structure.
Description
Technical Field
The utility model belongs to the technical field of the digit control machine tool, especially, relate to a digit control machine tool anchor clamps for minor axis part.
Background
In the prior art, a common clamp for clamping workpieces is a three-jaw self-centering chuck which is mainly used for clamping shaft workpieces, however, if the workpiece is a short-shaft workpiece and is arranged in the chuck, the contact surface between a clamping jaw and the workpiece cannot be too many, otherwise, the workpiece is short in extension length and cannot meet the turning requirement, and the workpiece is too much extended, which leads to the problem of unstable clamping.
The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing a digit control machine tool is anchor clamps for minor axis part can fix a position and the tip of centre gripping minor axis part to utilize external atmospheric pressure to improve the centre gripping firmness to the minor axis part, guarantee processing safety, and simple structure, the reliability is high, and is with low costs, is suitable for the popularization.
In order to achieve the above object, the utility model provides a digit control machine tool is anchor clamps for minor axis part, a serial communication port, digit control machine tool is anchor clamps for minor axis part include: the fixing clamp is internally provided with a cylindrical fixing cavity, and one end of the fixing cavity is provided with an opening; the clamping jaws are arranged in the fixed cavity and are arranged at equal angular intervals along the circumferential direction of the fixed cavity, and the clamping jaws can move in a translational mode along the radial direction of the fixed cavity so as to move to be close to and clamp the short shaft part or move away from and release the short shaft part; the top ring is coaxially arranged in the fixed cavity and is positioned on one side, away from the opening, of the clamping jaw, the outer ring wall of the top ring is fixedly connected with the inner wall of the fixed cavity, and the end part of the short shaft part can be abutted against and tightly attached to one side of the top ring; and the air passage is arranged on one side of the fixing clamp, which deviates from the opening, and communicates the fixing cavity with the outside.
In one example, a plurality of annular sealing grooves are coaxially formed in one side surface, close to the opening, of the top ring, and the sealing grooves are used for installing sealing rings.
In one example, a cambered surface parallel to the axis of the fixing cavity is arranged on one side of the clamping jaw, which faces away from the inner wall of the fixing cavity, and the clamping jaw is made of an elastic metal material.
In one example, the clamp for the short shaft part of the numerical control machine tool further comprises a locking ring, the locking ring is arranged in the fixing cavity and is positioned between the top ring and the clamping jaw, the locking ring is symmetrically divided into an upper locking ring and a lower locking ring, and the upper locking ring and the lower locking ring can move close to each other to be matched with and clamp the short shaft part.
In one example, the clamp for the short shaft part of the numerical control machine tool further comprises a clamping end, and the clamping end is coaxially arranged on one side, away from the opening, of the fixing clamp.
In one example, the outer periphery of the clamping end is provided with a plurality of protrusions at equal angular intervals in the circumferential direction.
Through the utility model provides a digit control machine tool is anchor clamps for minor axis part can bring following beneficial effect:
1. the utility model discloses a digit control machine tool minor axis anchor clamps for part, through setting up the clamping jaw, can the tip of centre gripping minor axis part, and can fix a position minor axis part along self radial position in the fixation clamp; through setting up apical ring and air flue, can fix a position minor axis part along self axial position in the fixation clamp to can take out the gas between minor axis part and the fixed chamber diapire through the air flue, utilize external atmospheric pressure to press the minor axis part in the apical ring, improve the centre gripping firmness to the minor axis part, guarantee processing safety, and simple structure, the reliability is high, and is with low costs, is suitable for the popularization, and the practicality is strong.
2. Through setting up the seal groove, be convenient for install the sealing washer, can improve the gas tightness between minor axis part and top ring, improve the centre gripping stability, guarantee processing safety, the practicality is strong.
3. Through setting up the cambered surface and adopting elastic metal material, can improve the laminating degree between clamping jaw and the minor axis part, increase area of contact, improve clamping stability, guarantee processing safety, the practicality is strong.
4. Through setting up the locking ring, can encircle centre gripping minor axis part, further improve the centre gripping stability, and the centre gripping is effectual, and is little to the damage of minor axis part, and the practicality is strong.
5. Through setting up the exposed core, the fixation clamp of being convenient for is installed in the digit control machine tool, enlarges application scope, strengthens service function, and the practicality is strong.
6. Through setting up the arch, can increase the firm in connection degree between exposed core and the digit control machine tool, avoid in the course of working the atress not hard up or even break away from, guarantee the normal use of digit control machine tool anchor clamps for minor axis part, the practicality is strong.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is a schematic cross-sectional structural view of a clamp for a short shaft part of a numerical control machine tool according to the present invention;
fig. 2 is a schematic structural view of the clamping jaw of the present invention;
fig. 3 is a schematic structural view of an upper lock ring of the present invention;
fig. 4 is a schematic structural view of the top ring of the present invention.
Detailed Description
In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the terms "an aspect," "some aspects," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.
As shown in fig. 1 to 4, an embodiment of the present invention provides a clamp for a short axis part of a numerical control machine tool, which includes a fixing clamp 1, a clamping jaw 2, a top ring 3 and an air passage 4, wherein a cylindrical fixing cavity is provided in the fixing clamp 1, and an opening is provided at one end of the fixing cavity; the clamping jaws 2 are arranged in the fixed cavity and are arranged at equal angular intervals along the circumferential direction of the fixed cavity, and the clamping jaws 2 can move in a translation mode along the radial direction of the fixed cavity so as to move to be close to and clamp the short shaft part or move away from and release the short shaft part; the top ring 3 is coaxially arranged in the fixed cavity and is positioned on one side of the clamping jaw 2 away from the opening, the outer ring wall of the top ring 3 is fixedly connected with the inner wall of the fixed cavity, and the end part of the short shaft part can be abutted against and tightly attached to one side of the top ring 3; the air flue 4 is arranged on one side of the fixing clamp 1, which is far away from the opening, and communicates the fixing cavity with the outside. The utility model discloses a digit control machine tool minor axis anchor clamps for part, through setting up clamping jaw 2, can the tip of centre gripping minor axis part, and can fix a position minor axis part along self radial position in fixation clamp 1; through setting up apical ring 3 and air flue 4, can fix a position minor axis part along self axial position in fixation clamp 1 to can take out the gas between minor axis part and the fixed chamber diapire through air flue 4, utilize external atmospheric pressure to press minor axis part in apical ring 3, improve the centre gripping firmness to minor axis part, guarantee processing safety, and simple structure, the reliability is high, and is with low costs, is suitable for the popularization, and the practicality is strong.
In one embodiment, the retaining clip 1 is a cylinder sealed at one end.
Specifically, a plurality of annular seal grooves 31 are coaxially formed in one side surface of the top ring 3 close to the opening, and the seal grooves 31 are used for installing seal rings. Through setting up seal groove 31, the installation sealing washer of being convenient for can improve the gas tightness between minor axis part and apical ring 3, improves the centre gripping stability, guarantees processing safety, and the practicality is strong.
In one embodiment, the sealing groove 31 is D-shaped in cross section and has a depth less than 1mm wide.
Specifically, one side of the clamping jaw 2 departing from the inner wall of the fixed cavity is provided with a cambered surface parallel to the axis of the fixed cavity, and the clamping jaw 2 is made of an elastic metal material. Through setting up the cambered surface and adopting elastic metal material, can improve the laminating degree between clamping jaw 2 and the minor axis part, increase area of contact, improve clamping stability, guarantee processing safety, the practicality is strong.
In a particular embodiment, the arc of the jaw 2 is provided with a relief.
Specifically, digit control machine tool is anchor clamps for minor axis part still includes locking ring 5, and locking ring 5 sets up in fixed cavity to be located between apical ring 3 and clamping jaw 2, locking ring 5 symmetry divide into last locking ring 5 and lower locking ring 5, and last locking ring 5 and lower locking ring 5 can move mutually and be close to in order to cooperate centre gripping minor axis part. Through setting up locking ring 5, can encircle centre gripping minor axis part, further improve the centre gripping stability, and the centre gripping is effectual, and is little to the damage of minor axis part, and the practicality is strong.
In a particular embodiment, the inner arc side of the locking ring 5 is provided with an anti-slip layer, such as a rubber layer.
Specifically, digit control machine tool is anchor clamps for minor axis part still includes exposed core 6, and exposed core 6 coaxial setting is in the fixation clamp one side that deviates from the opening. Through setting up exposed core 6, the fixation clamp 1 of being convenient for installs in the digit control machine tool, enlarges application scope, strengthens service function, and the practicality is strong.
In one embodiment, the clamping end 6 is integrally formed with the mounting clip 1.
Specifically, the outer periphery of the clamping end 6 is provided with a plurality of protrusions at equal angular intervals along the circumferential direction. Through setting up the arch, can increase the firm in connection degree between exposed core 6 and the digit control machine tool, avoid in the course of working the atress not hard up or even break away from, guarantee the normal use of digit control machine tool anchor clamps for minor axis part, the practicality is strong.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a digit control machine tool short axis anchor clamps for part which characterized in that, digit control machine tool short axis anchor clamps for part include:
the fixing clamp is internally provided with a cylindrical fixing cavity, and one end of the fixing cavity is provided with an opening;
the clamping jaws are arranged in the fixed cavity and are arranged at equal angular intervals along the circumferential direction of the fixed cavity, and the clamping jaws can move in a translational mode along the radial direction of the fixed cavity so as to move to be close to and clamp the short shaft part or move away from and release the short shaft part;
the top ring is coaxially arranged in the fixed cavity and is positioned on one side, away from the opening, of the clamping jaw, the outer ring wall of the top ring is fixedly connected with the inner wall of the fixed cavity, and the end part of the short shaft part can be abutted against and tightly attached to one side of the top ring; and
the air passage is arranged on one side, deviating from the opening, of the fixing clamp and communicates the fixing cavity with the outside.
2. The clamp for the short shaft part of the numerical control machine tool as claimed in claim 1, wherein a plurality of annular sealing grooves are coaxially formed in one side surface of the top ring close to the opening, and the sealing grooves are used for mounting sealing rings.
3. The clamp for the short shaft part of the numerical control machine tool as claimed in claim 1, wherein a cambered surface parallel to the axis of the fixed cavity is arranged on one side of the clamping jaw away from the inner wall of the fixed cavity, and the clamping jaw is made of elastic metal material.
4. The clamp for the short shaft part of the numerical control machine tool according to claim 1, further comprising a locking ring disposed in the fixing cavity and located between the top ring and the clamping jaw, wherein the locking ring is symmetrically divided into an upper locking ring and a lower locking ring, and the upper locking ring and the lower locking ring can move close to each other to cooperatively clamp the short shaft part.
5. The clamp for the short shaft part of the numerical control machine tool as claimed in claim 1, further comprising a clamping end coaxially disposed on a side of the fixing clamp facing away from the opening.
6. The clamp for the short shaft part of the numerical control machine tool as claimed in claim 5, wherein a plurality of protrusions are arranged on the periphery of the clamping end at equal angular intervals along the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023333241.8U CN214685256U (en) | 2020-12-31 | 2020-12-31 | Clamp for short shaft part of numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023333241.8U CN214685256U (en) | 2020-12-31 | 2020-12-31 | Clamp for short shaft part of numerical control machine tool |
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| Publication Number | Publication Date |
|---|---|
| CN214685256U true CN214685256U (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023333241.8U Active CN214685256U (en) | 2020-12-31 | 2020-12-31 | Clamp for short shaft part of numerical control machine tool |
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| Country | Link |
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| CN (1) | CN214685256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692601A (en) * | 2020-12-31 | 2021-04-23 | 太仓盘齐精密模具有限公司 | Clamp for short shaft part of numerical control machine tool |
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2020
- 2020-12-31 CN CN202023333241.8U patent/CN214685256U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692601A (en) * | 2020-12-31 | 2021-04-23 | 太仓盘齐精密模具有限公司 | Clamp for short shaft part of numerical control machine tool |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240515 Address after: 2011 Yangqiao Village, Waliwang Town, Botou City, Cangzhou City, Hebei Province, 061000 Patentee after: Yang Yuwang Country or region after: China Address before: 215400 No.168 Dalian East Road, Taicang, Suzhou, Jiangsu Province Patentee before: Taicang panqi precision mould Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |