CN214054412U - Workpiece clamp for numerical control machining - Google Patents
Workpiece clamp for numerical control machining Download PDFInfo
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- CN214054412U CN214054412U CN202022006277.9U CN202022006277U CN214054412U CN 214054412 U CN214054412 U CN 214054412U CN 202022006277 U CN202022006277 U CN 202022006277U CN 214054412 U CN214054412 U CN 214054412U
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- rotating
- arc
- rotating rods
- numerical control
- shaped grooves
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Abstract
The utility model provides a workpiece clamp for numerical control machining, which comprises a fixed platform, a plurality of rotary rods and a driving piece, wherein the fixed platform is horizontally arranged, a plurality of rotary shafts are fixed on the top surface of the fixed platform, and the rotary shafts are distributed in a circumferential manner; one ends of the rotating rods are respectively hinged with the rotating shafts, and the other ends of the rotating rods are respectively provided with a limiting ball; the driving piece is used for driving the plurality of rotating rods to rotate. The utility model discloses simple structure, convenient to use can be used to the numerical control processing centre gripping work of multiple specification and dimension's work piece, and it is more firm to fix a position convenience, laminating, can satisfy the machining precision requirement of work piece well.
Description
Technical Field
The utility model relates to a numerical control processing technology field especially relates to a workpiece clamp for numerical control processing.
Background
In the machining process, a workpiece is usually required to be clamped, so that a machine tool, a cutter and the workpiece keep correct relative positions, the cutter can conveniently machine the workpiece, and a tool clamp is an indispensable component in the machining process.
At present, in the course of working of compressor cylinder body protecgulum, all adopt common chuck frock clamp to install on the market usually, need continuously adjust the school to during the installation, it is loaded down with trivial details to install, waste time and energy, and appear installing unstable phenomenon easily, will cause the cylinder body protecgulum to be adding the depth of parallelism, the axiality deviation appears with man-hour like this, lead to producing easily that the property can appear the deviation, thereby the phenomenon of product harmlessness appears, cause scrapping of product, practical application effect is poor.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem who exists among the background art, the utility model provides a workpiece holder for numerical control processing.
The utility model provides a workpiece clamp for numerical control machining, including fixed station, a plurality of rotary rods and driving piece, the fixed station level is arranged, and the fixed station top surface is fixed with a plurality of rotation axes, and a plurality of rotation axes are the circumference and distribute; one ends of the rotating rods are respectively hinged with the rotating shafts, and the other ends of the rotating rods are respectively provided with a limiting ball; the driving piece is used for driving the plurality of rotating rods to rotate.
Preferably, the rotating rods are arc-shaped and the arc-shaped openings of the rotating rods face the same direction.
Preferably, the limiting ball is rotatably mounted on the rotating rod.
Preferably, the spacing ball has elasticity.
Preferably, the driving part comprises a rotating table and a driving motor; the fixed table is provided with a plurality of arc-shaped grooves penetrating through the upper surface and the lower surface of the fixed table, the arc-shaped grooves are distributed in a circumferential manner, the circumference where the arc-shaped grooves are located and the circumference where the rotating shafts are located are concentrically arranged, the arc-shaped grooves are located on the outer sides of the rotating shafts, and arc-shaped openings of the arc-shaped grooves face the circle center of the circumference where the arc-shaped grooves are located; the rotating table is positioned below the fixed table, a plurality of rotating rods which are distributed in the circumferential direction are fixed on the rotating table, the rotating rods respectively extend into the arc-shaped grooves and can respectively rotate back and forth in the arc-shaped grooves, the rotating rods are respectively connected with the rotating rods, and the rotating rods can respectively slide on the rotating rods; the driving motor is used for driving the rotating table to rotate.
Preferably, the arc outside of rotary rod is equipped with the spout, and sliding connection has the slider in the spout, slider and dwang fixed connection.
The utility model provides a pair of workpiece holder is used in numerical control processing, simple structure, convenient to use can be used to the numerical control processing centre gripping work of multiple specification and dimension's work piece, and it is more firm to fix a position, laminate, can satisfy the machining precision requirement of work piece well.
Drawings
Fig. 1 is a schematic structural view of a workpiece holder for numerical control machining according to the present invention;
fig. 2 is a working schematic diagram of a workpiece holder for numerical control machining according to the present invention;
fig. 3 is the utility model provides a local structure schematic diagram of rotating rod among work piece holder for numerical control processing.
Detailed Description
Referring to fig. 1-3, the utility model provides a workpiece clamp for numerical control machining, including fixed station 1, a plurality of rotary rod 2 and driving piece, wherein:
the fixed station 1 is horizontally arranged, a plurality of rotating shafts 3 are fixed on the top surface of the fixed station 1, and the plurality of rotating shafts 3 are distributed in a circumferential mode. The fixed table 1 is provided with a plurality of arc-shaped grooves 6 penetrating through the upper surface and the lower surface of the fixed table, the arc-shaped grooves 6 are distributed in a circumferential manner, the circumference where the arc-shaped grooves 6 are located and the circumference where the rotating shafts 3 are located are concentrically arranged, the arc-shaped grooves 6 are located on the outer sides of the rotating shafts 3, and arc-shaped openings of the arc-shaped grooves 6 face the circle center of the circumference where the arc-shaped grooves 6 are located.
A plurality of 2 one ends of rotary rod are articulated and a plurality of 2 other ends of rotary rod all rotate with a plurality of rotation axes 3 respectively and install spacing ball 4, and spacing ball 4 has elasticity, and rotary rod 2 is arc and a plurality of rotary rod 2's arc opening orientation the same.
The driving member is used for driving the plurality of rotating rods 2 to rotate, and comprises a rotating table 5 and a driving motor. The revolving stage 5 is located 1 below of fixed station, be fixed with a plurality of dwang 7 that are the circumference and distribute on the revolving stage 5, a plurality of dwang stretch into respectively in a plurality of arc walls 6 and a plurality of dwang 7 can make a round trip to rotate respectively in a plurality of arc walls 6, a plurality of dwang 7 are connected respectively with a plurality of rotary rods 2 and a plurality of dwang 7 can slide respectively on a plurality of rotary rods 2, specifically, the arc outside of rotary rod 2 is equipped with spout 8, sliding connection has slider 9 in the spout 8, slider 9 and dwang 7 fixed connection. The driving motor is used for driving the rotating table 5 to rotate.
The utility model discloses the theory of operation as follows: the driving motor drives the rotating table to rotate, the plurality of rotating rods on the rotating table respectively drive the plurality of rotating rods to rotate, so that the diameter of the circumference where the plurality of limiting balls are located is at the minimum value, a workpiece to be fixed is placed on the fixing table, and the workpiece is located on the outer side of the plurality of limiting balls; the driving motor drives the rotating platform to rotate in the opposite direction, and the rotating rod drives the rotating rod to rotate, so that the diameter of the circumference where the plurality of limiting balls are located is gradually increased until the plurality of limiting balls abut against the inner side of the workpiece to limit and fix the workpiece.
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 (6)
1. A workpiece clamp for numerical control machining is characterized by comprising a fixed platform (1), a plurality of rotating rods (2) and a driving piece, wherein the fixed platform (1) is horizontally arranged, a plurality of rotating shafts (3) are fixed on the top surface of the fixed platform (1), and the rotating shafts (3) are circumferentially distributed; one ends of the rotating rods (2) are respectively hinged with the rotating shafts (3), and the other ends of the rotating rods (2) are respectively provided with a limiting ball (4); the driving piece is used for driving the plurality of rotating rods (2) to rotate.
2. The workpiece holder for numerical control machining according to claim 1, characterized in that the rotating rods (2) are arc-shaped and the arc-shaped openings of the plurality of rotating rods (2) are oriented in the same direction.
3. The workpiece holder for numerical control machining according to claim 1, wherein the limit ball (4) is rotatably mounted on the rotating rod (2).
4. A workpiece holder for numerical control machining according to any one of claims 1-3, characterised in that the stop ball (4) is resilient.
5. A workpiece holder for numerical control machining according to any one of claims 1-3, characterised in that the drive member comprises a rotating table (5) and a drive motor; the fixing table (1) is provided with a plurality of arc-shaped grooves (6) penetrating through the upper surface and the lower surface of the fixing table, the arc-shaped grooves (6) are distributed in a circumferential manner, the circumference where the arc-shaped grooves (6) are located and the circumference where the rotating shafts (3) are located are concentrically arranged, the arc-shaped grooves (6) are located on the outer sides of the rotating shafts (3), and arc-shaped openings of the arc-shaped grooves (6) face the circle center of the circumference where the arc-shaped grooves are located; the rotating table (5) is positioned below the fixed table (1), a plurality of rotating rods (7) which are distributed in the circumferential direction are fixed on the rotating table (5), the rotating rods (7) respectively extend into the arc-shaped grooves (6), the rotating rods (7) can respectively rotate back and forth in the arc-shaped grooves (6), the rotating rods (7) are respectively connected with the rotating rods (2), and the rotating rods (7) can respectively slide on the rotating rods (2); the driving motor is used for driving the rotating table (5) to rotate.
6. The workpiece clamp for numerical control machining according to claim 5 is characterized in that a sliding groove (8) is formed in the arc-shaped outer side of the rotating rod (2), a sliding block (9) is connected in the sliding groove (8) in a sliding mode, and the sliding block (9) is fixedly connected with the rotating rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022006277.9U CN214054412U (en) | 2020-09-11 | 2020-09-11 | Workpiece clamp for numerical control machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022006277.9U CN214054412U (en) | 2020-09-11 | 2020-09-11 | Workpiece clamp for numerical control machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214054412U true CN214054412U (en) | 2021-08-27 |
Family
ID=77394366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022006277.9U Active CN214054412U (en) | 2020-09-11 | 2020-09-11 | Workpiece clamp for numerical control machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214054412U (en) |
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2020
- 2020-09-11 CN CN202022006277.9U patent/CN214054412U/en active Active
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