CN217452180U - double-V-shaped chuck for clamping asymmetric workpiece - Google Patents
double-V-shaped chuck for clamping asymmetric workpiece Download PDFInfo
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- CN217452180U CN217452180U CN202123193033.7U CN202123193033U CN217452180U CN 217452180 U CN217452180 U CN 217452180U CN 202123193033 U CN202123193033 U CN 202123193033U CN 217452180 U CN217452180 U CN 217452180U
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Abstract
The utility model belongs to the field of machining makes, relate to quick clamping location asymmetric work piece in the lathe work, specifically be a two V type chucks of asymmetric work piece of clamping. The technical problems that when an asymmetric workpiece is machined in the field of machining, clamping is unreliable when a four-jaw independent chuck is adopted for clamping, and the assembling and disassembling process is complex when a combined clamp is adopted for clamping are solved. A double-V-shaped chuck for clamping asymmetric workpieces comprises a two-jaw independent chuck and a pair of base jaws oppositely arranged on the two-jaw independent chuck; each base jaw is fixed with a V-shaped clamping jaw; the openings of the pair of V-shaped clamping jaws are oppositely arranged. The utility model discloses a removal of controlling two base claws is accomplished and is pressed from both sides tight, alignment to asymmetric work piece. The clamping is firm and quick, and the clamping and subsequent processing efficiency is improved.
Description
Technical Field
The utility model belongs to the field of machining makes, relate to quick clamping location asymmetric work piece in the lathe work, specifically be a two V type chucks of asymmetric work piece of clamping.
Background
At present, for turning of a rotation part of an asymmetric workpiece, a common clamping and positioning device comprises: four-jaw independent chuck and modular fixture.
The four-jaw independent chuck clamps the workpiece by respectively adjusting the position of each jaw. Its advantage is that clamping alignment is swift, and the shortcoming is that application scope is limited, and to partly asymmetric piece, relies on four claws to press from both sides tight unreliable, easily not hard up. Although the combined clamp has the advantage of wide application range, the faceplate needs to be replaced to bear the assembly of the elements of the combined clamp, the disassembly and assembly process is complicated, and the clamping and alignment efficiency is low.
In view of the above technical problems, it is necessary to design a clamping device for turning an asymmetric workpiece, so that the clamping device can quickly and efficiently complete the clamping of the asymmetric workpiece, ensure the reliability of the asymmetric workpiece, make the workpiece not easily loosen, and be suitable for clamping most of the asymmetric workpieces.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a when solving the asymmetric work piece of machining field processing, it is unreliable to press from both sides tightly when adopting four-jaw independent chuck clamping, and adopts the modular fixture clamping to have comparatively loaded down with trivial details technical problem of dismouting process, provides a two V type chucks of asymmetric work piece of clamping.
The utility model discloses an adopt following technical scheme to realize: a double-V-shaped chuck for clamping asymmetric workpieces comprises a two-jaw independent chuck and a pair of base jaws oppositely arranged on the two-jaw independent chuck; each base jaw is fixed with a V-shaped clamping jaw; the openings of the pair of V-shaped clamping jaws are oppositely arranged.
The utility model discloses a removal of controlling two base claws is accomplished the clamp tight to asymmetric work piece, alignment. The clamping is firm and quick, and the clamping and subsequent processing efficiency is improved.
Further, the V-shaped angle of at least one V-shaped clamping jaw can be designed to be any angle.
According to the structure of an actual machined workpiece, a plurality of V-shaped clamping jaws with different angles can be designed in advance so as to adapt to clamping of workpieces with different asymmetric structures. The V-shaped angle is reasonably selected according to the structure of the workpiece, so that the clamping position of the workpiece can be tightly clamped, and the workpiece cannot shift or fall off in the machining process.
Furthermore, a groove is formed in the base claw, the overall external profile of the V-shaped clamping jaw is Y-shaped, a boss is arranged at the tail end of the V-shaped clamping jaw and clamped in the groove of the base claw through the boss, and then the V-shaped clamping jaw is fixedly connected with the base claw through a fastening screw.
The movable connecting structure can realize quick connection and disassembly of the base jaw and the V-shaped clamping jaw, and the V-shaped clamping jaws with different angles and different specifications, which are designed and processed in advance, can be quickly replaced in actual operation so as to adapt to asymmetric workpieces with different specifications and improve the working efficiency.
Compared with the prior art beneficial effect that have:
by using the device, the workpiece is in four-side contact, a V-shaped iron positioning mode is formed, the clamping and positioning are accurate, the clamping and the positioning are firm and reliable, and the processing efficiency is improved;
secondly, the device is simple in structure and convenient to manufacture, and partial components are easy to purchase in the market and low in cost;
the tool can replace the V-shaped clamping jaw aiming at workpieces with different shapes and sizes, has wide application range, and can be used for clamping and positioning various asymmetric parts in turning.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of an embodiment of the present invention.
The fixture comprises a V-shaped clamping jaw, a fastening screw, a base jaw, a two-jaw single-action chuck and an asymmetric workpiece, wherein the fastening screw is 2, the base jaw is 3, the two-jaw single-action chuck is 4, and the asymmetric workpiece is 5.
Detailed Description
Example 1
A double-V-shaped chuck for clamping asymmetric workpieces comprises a two-jaw independent chuck 4 and a pair of base jaws 3 oppositely arranged on the two-jaw independent chuck 4; each base jaw 3 is fixed with a V-shaped clamping jaw 1; the openings of the pair of V-shaped clamping jaws 1 are oppositely arranged; a groove is formed in the base jaw 3, the overall external profile of the V-shaped clamping jaw 1 is Y-shaped, a boss is arranged at the tail end of the V-shaped clamping jaw and clamped in the groove of the base jaw 3 through the boss, and then the V-shaped clamping jaw and the base jaw are fixedly connected through the fastening screw 2. The V-shaped angle of at least one V-shaped clamping jaw 1 can be designed into any angle so as to meet the processing requirements of different workpieces. The two-jaw independent chuck 4 is lower in cost than a four-jaw chuck, and the clamping of the asymmetric workpiece is realized through the improvement of the scheme, which is equivalent to saving certain production cost.
The utility model discloses utilize two claw single action chucks, base jaw, V type clamping jaw, fastening screw, as shown in figure 1. The base jaw with the groove is arranged in the two-jaw independent chuck through the independent chuck, the lug boss of the V-shaped clamping jaw is arranged in the groove of the base jaw, and the lug boss is screwed up through the fastening screw, so that the device is mounted. The clamping and the alignment of the asymmetric workpiece are finished by controlling the movement of the two base jaws. The whole structure of the clamped workpiece in the figure 1 is symmetrical, the upper and lower V-shaped clamping jaws clamp the upper and lower parts of the cylindrical structure of the workpiece respectively, and then the workpiece can be aligned and machined.
Example 2
The angles of the two V-shaped clamping jaws can be the same or different. The angle of two V type clamping jaws about can combining actual conditions design satisfies the production demand.
Example 3
As shown in fig. 2, the V-shaped angle of the lower V-shaped jaw is 0 °, i.e. flat, while the upper V-shaped structure is still at an angle, which can grip a workpiece with a circular arc top and a flat bottom.
Example 4
The V-shaped angle of the V-shaped clamping jaw is negative, namely, the V-shaped clamping jaw is a sharp angle. If the top of the workpiece is in the shape of a circular arc and the bottom of the workpiece is in the shape of a groove, the lower clamping jaw can be designed into a tip shape, so that the workpiece can be clamped.
The present invention will be further explained below.
First, the utility model discloses a design principle
Firstly, a standard accessory of a machine tool, namely a two-jaw independent chuck is utilized to realize the reliable connection of a clamp and the machine tool, and a V-shaped clamping jaw is manufactured by redesigning a clamping part and is connected and fastened with a base jaw by a fastening screw. The clamping and the alignment of the asymmetric workpiece are finished by independently controlling the movement of the two claws.
Secondly, the characteristics of reliable clamping and high clamping speed of the double-V-shaped clamp are utilized to quickly clamp and align the asymmetric workpiece.
Supplementary explanation of the present invention
The two-jaw single-action chuck used in the scheme can be any one of a manual chuck, a pneumatic chuck, a hydraulic chuck, a movable chuck or a mechanical chuck.
The V-shaped angle of the V-shaped clamping jaw used in the scheme can be designed into a clamping jaw with any angle, such as: 0 deg. (flat) or negative (sharp) to meet the clamping requirements for asymmetric workpieces of different shapes, as shown in figure 2.
Third, the utility model discloses an instruction for use
The scheme utilizes a standard accessory of the machine tool, namely a two-jaw independent chuck, to realize the reliable connection of the clamp and the machine tool, and completes the clamping and alignment of the asymmetric workpiece by controlling the movement of the two base jaws.
The utility model discloses a technical key point as follows: the method comprises the following steps of utilizing a standard accessory of a machine tool, namely a two-jaw independent chuck, to realize reliable connection of a clamp and the machine tool, redesigning a clamping part, manufacturing a double-V-shaped clamping jaw, and connecting and fastening the double-V-shaped clamping jaw and a base jaw by using a screw. The scheme of clamping and aligning the asymmetric workpiece is completed by independently controlling the movement of the two claws.
Secondly, a scheme of quickly clamping and aligning the asymmetric workpiece by using the double V-shaped clamps is adopted.
And thirdly, the scheme of clamping asymmetric workpieces in different shapes is met by replacing the V-shaped clamping jaw.
Claims (7)
1. A double-V-shaped chuck for clamping asymmetric workpieces comprises a two-jaw independent chuck (4) and a pair of base jaws (3) which are oppositely arranged on the two-jaw independent chuck (4); the device is characterized in that each base jaw (3) is fixed with a V-shaped clamping jaw (1); the openings of the pair of V-shaped clamping jaws (1) are oppositely arranged.
2. Double V-chuck for clamping asymmetric workpieces according to claim 1, characterised in that the V-angle of at least one V-jaw (1) can be designed to be any angle.
3. The double-V chuck for holding asymmetric workpieces according to claim 2, wherein the V-shaped angle of the V-shaped clamping jaw (1) is 0 °, i.e. is plane.
4. The double-V chuck for holding asymmetric workpieces according to claim 2, wherein the V-angle of the V-jaws (1) is negative, i.e. sharp.
5. The double-V-shaped chuck for clamping asymmetric workpieces as claimed in any one of claims 1 to 4, characterized in that the base jaw (3) is provided with a groove, the overall external profile of the V-shaped clamping jaw (1) is Y-shaped, the tail end of the V-shaped clamping jaw is provided with a boss and clamped in the groove of the base jaw (3) through the boss, and then the V-shaped clamping jaw is fixedly connected with the base jaw (3) through the fastening screw (2).
6. A double V-chuck for chucking asymmetrical workpieces according to any one of claims 1 to 4, characterised in that the two-jaw single-action chuck (4) can be any one of a manual chuck, a pneumatic chuck, a hydraulic chuck, an electric chuck or a mechanical chuck.
7. A double V-chuck for holding asymmetric workpieces according to claim 5, characterised in that the two-jaw single-action chuck (4) can be any one of a manual chuck, a pneumatic chuck, a hydraulic chuck, an electric chuck or a mechanical chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123193033.7U CN217452180U (en) | 2021-12-20 | 2021-12-20 | double-V-shaped chuck for clamping asymmetric workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123193033.7U CN217452180U (en) | 2021-12-20 | 2021-12-20 | double-V-shaped chuck for clamping asymmetric workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217452180U true CN217452180U (en) | 2022-09-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123193033.7U Active CN217452180U (en) | 2021-12-20 | 2021-12-20 | double-V-shaped chuck for clamping asymmetric workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217452180U (en) |
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2021
- 2021-12-20 CN CN202123193033.7U patent/CN217452180U/en active Active
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