CN213969368U - Tool clamp for clamping threaded nut - Google Patents
Tool clamp for clamping threaded nut Download PDFInfo
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- CN213969368U CN213969368U CN202022363091.9U CN202022363091U CN213969368U CN 213969368 U CN213969368 U CN 213969368U CN 202022363091 U CN202022363091 U CN 202022363091U CN 213969368 U CN213969368 U CN 213969368U
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- clamping
- threaded nut
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Abstract
The utility model provides a tool clamp for clamping threaded nuts, which comprises a collet chuck body and a cylinder cover, wherein the collet chuck body comprises a front annular area, a fixed area and a rear annular area which are integrally arranged from head to tail, the overall shape of the collet chuck body is in a cylinder shape, the fixed area consists of a groove arranged on the collet chuck body and a cylinder cover covered on the groove, and the groove and the cylinder cover are fixed by bolts; the positioning hole is arranged on the collet body below the groove, and the positioning end of the positioning hole product is correspondingly arranged. The utility model has simple structure and convenient operation, and utilizes the fixed tooling of the thread die, the product is inserted into the thread die to prevent the product from moving up and down and running, thereby ensuring the stable clamping action; the product is accurately positioned; the deformation of the heat treatment processing can not be influenced.
Description
Technical Field
The utility model relates to a thread grinder frock field especially relates to a frock clamp for pressing from both sides dress threaded nut.
Background
The existing clamp is three-jaw, each jaw requiring adjustment. Later only utilize the frock of a unified clamp, but need unilateral cutting open in this frock production, utilize the screw to tighten on one side, the other end leans on the frock to fix with self elastic deformation, has the problem of processing on the technology:
1. firstly, heat treatment is carried out, and then opening is carried out, but the material becomes hard after heat treatment, so that the opening can not be cut;
2. the opening is performed firstly, and then the heat treatment is performed, so that the tool is easy to deform;
finally, the precision problem of tool clamping exists.
Published chinese utility model patent, application No. CN201020121162.8, patent name: an open internal thread mould system of processing, application date: 20100302, the utility model relates to an open type internal thread mould processing system, which comprises a tool clamp and a thread part; the threaded part is arranged above the tool clamp and is fixed on the tool clamp by a screw; the tool clamp is provided with a plurality of grooves; the threaded member includes a first threaded member and a second threaded member. The utility model discloses an internal thread processing high accuracy, no disconnected poor, the effect of no dislocation to accord with product design, requirement of use.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a tool clamp for clamping threaded nuts, which comprises a collet chuck body and a cylinder cover 1, wherein the collet chuck body comprises a front annular area 2, a fixed area 3 and a rear annular area 4 which are integrally arranged end to end, the overall shape of the collet chuck body is in a cylinder shape, the fixed area 3 consists of a groove 5 arranged on the collet chuck body and a cylinder cover 1 covering the groove 5, and the groove 5 and the cylinder cover 1 are fixed through bolts;
a positioning hole 6 is arranged on the collet body below the groove 5, and the positioning end of the positioning hole 6 is correspondingly arranged.
Preferably, the height of the groove 5 is no greater than the radius of the collet body.
Preferably, bolt holes 7 for mounting the bolts are provided on both end faces in the radial direction of the cylinder cover 1.
Preferably, the bolt holes 7 are provided in a pair.
Preferably, the cylinder cover 1 is provided with vertical bolt holes 7 at both ends in the radial direction, and the bolt holes 7 are correspondingly provided at the barrel wall of the groove 5 of the cylinder body.
Preferably, the sum of the lengths of the front annular zone 2 and the anchoring zone 3 is not greater than the length of the rear annular zone 4.
Preferably, the difference between the inside diameter of the collet body and the outside diameter of the product is 1-2 mm.
The utility model has the advantages that: the structure is simple, the operation is convenient, the front part and the rear part have the compressing function, and the design of the cylinder cover is utilized;
on one hand, the groove and the cylinder cover corresponding to the groove are fixed through the bolt to press the product, so that the product is prevented from moving up and down and running;
on the other hand, the clamp tool is not provided with a transverse long notch and is provided with a complete annular front annular area 2 and a complete annular rear annular area 4, so that the front and the rear of the clamp can be tightly pressed, and the stable clamping effect is ensured;
on the other hand, the positioning end of the product is matched with the positioning hole 6 to obtain accurate positioning with the product, so that the cutting-in angle of the grinding wheel is consistent with the internal thread of the product when the grinding wheel is used;
on the other hand, because the production process is firstly heat treatment, the inner hole and the outer ring can be simultaneously ground and cut, and then the cylinder cover is cut open by linear cutting, the deformation of the heat treatment processing cannot be influenced, the production and processing difficulty is reduced, a transverse strip-shaped opening on one side of the existing clamp cannot be generated, the precision of clamping a product is ensured, and the front and back sizes and the center height are on the same horizontal line.
Drawings
FIG. 1 is a three-dimensional structure of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a top view of the collet body and cover of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
in the figure, the position of the upper end of the main shaft,
1. a cylinder cover; 2. a front annular region; 3. a fixed zone; 4. a rear annular region; 5. a groove; 6. positioning holes; 7. bolt holes.
Detailed Description
In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the invention only and are not intended to limit the scope of the invention.
As shown in fig. 1-4, the present invention comprises: the collet comprises a collet body and a cylinder cover 1, wherein the collet body comprises a front annular area 2, a fixing area 3 and a rear annular area 4 which are integrally arranged end to end, the collet body is cylindrical in overall shape, the fixing area 3 consists of a groove 5 arranged on the collet body and the cylinder cover 1 covered on the groove 5, and the groove 5 and the cylinder cover 1 are fixed through bolts;
a positioning hole 6 is arranged on the collet body below the groove 5, and the positioning end of the positioning hole 6 is correspondingly arranged.
In use, the product is inserted into the tool clamp by utilizing the fixing tool of the nut,
on one hand, the groove and the cylinder cover corresponding to the groove are fixed through the bolt to press the product, so that the product is prevented from moving up and down and running;
on the other hand, the clamp tool is not provided with a transverse long notch and is provided with a complete annular front annular area 2 and a complete annular rear annular area 4, so that the front and the rear of the clamp can be tightly pressed, and the stable clamping effect is ensured;
on the other hand, the positioning end of the product is matched with the positioning hole 6 to obtain accurate positioning with the product, so that the cutting-in angle of the grinding wheel is consistent with the internal thread of the product when the grinding wheel is used;
on the other hand, because the production process is firstly heat treatment, the inner hole and the outer ring can be simultaneously subjected to die cutting and processing, and then the cylinder cover is cut open by linear cutting, the deformation of the heat treatment processing cannot be influenced, a transverse strip-shaped opening on one side of the existing clamp cannot be generated, the precision of clamping products is ensured, the front and the back can be consistent, and the front and the back sizes and the center height are on the same horizontal line.
In this embodiment it is preferred that the height of the groove 5 is no greater than the radius of the collet body.
Set up above-mentioned structure, the radius of barrel is not exceeded as high as possible for recess 5 opening is little, and in this frock production, can not influence the rigidity of frock after the wire-electrode cutting, also can not produce and warp, in addition in use, after the installation product, can not influence the rigidity of whole collet chuck.
In the present embodiment, it is preferable that bolt holes 7 for mounting the bolts be provided on both end surfaces in the radial direction of the cylinder cover 1.
In the present embodiment, it is preferable that a pair of bolt holes 7 is provided.
In the present embodiment, it is preferable that the cylinder cover 1 is provided with vertical bolt holes 7 at both ends in the radial direction, and the bolt holes 7 are correspondingly provided at the barrel wall of the groove 5 of the collet body.
Set up above-mentioned structure, utilize a pair of screw that sets up along the axial to fix and compress tightly the product, play the fixed action to the product, guarantee the precision when boring the screw thread, improve the product quality.
In the present embodiment, it is preferred that the sum of the lengths of the front annular zone 2 and the anchoring zone 3 is not greater than the length of the rear annular zone 4.
Set up above-mentioned structure, fixed area 3 is close to preceding annular region 2 setting as far as, reduces the change of back annular region 4, is favorable to guaranteeing the stability of the power of back annular region 4, and the unchangeable of shape, preceding annular region 2 and fixed area 3 also can be minimum not change the rigidity of frock under the effect of bolt.
In this embodiment, the difference between the collet body inner diameter and the product outer diameter is preferably 1-2 mm.
By the structure, the gap is within the tolerance range, so that the product can be conveniently mounted and pulled out, and the clamping and the use are avoided.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.
Claims (7)
1. The tool clamp for clamping the threaded nut is characterized by comprising a collet body and a cylinder cover (1), wherein the collet body comprises a front annular area (2), a fixing area (3) and a rear annular area (4) which are integrally arranged from head to tail, the collet body is cylindrical in overall shape, the fixing area (3) consists of a groove (5) formed in the collet body and the cylinder cover (1) covered on the groove (5), and the groove (5) and the cylinder cover (1) are fixed through bolts;
a positioning hole (6) is formed in the collet body and located below the groove (5), and the positioning end of a product in the positioning hole (6) is correspondingly arranged.
2. The tooling clamp for clamping the threaded nut according to claim 1, characterized in that: the height of the groove (5) is not more than the radius of the collet body.
3. The tooling clamp for clamping the threaded nut according to claim 2, characterized in that: and bolt holes (7) for mounting the bolts are formed in the end faces of two radial sides of the cylinder cover (1).
4. A tool clamp for clamping a threaded nut according to claim 3, characterized in that: the bolt holes (7) are provided with a pair.
5. A tool clamp for clamping a threaded nut according to claim 4, characterized in that: the cylinder cover (1) is provided with vertical bolt holes (7) at two ends along the radial direction, and the bolt holes (7) are correspondingly arranged on the cylinder wall of the groove (5) of the cylinder clamp body.
6. A tool clamp for clamping a threaded nut according to claim 5, characterized in that: the sum of the lengths of the front annular zone (2) and the fixing zone (3) is not greater than the length of the rear annular zone (4).
7. The tooling clamp for clamping the threaded nut according to claim 6, characterized in that: the difference between the inner diameter of the collet body and the outer diameter of the product is 1-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022363091.9U CN213969368U (en) | 2020-10-21 | 2020-10-21 | Tool clamp for clamping threaded nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022363091.9U CN213969368U (en) | 2020-10-21 | 2020-10-21 | Tool clamp for clamping threaded nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213969368U true CN213969368U (en) | 2021-08-17 |
Family
ID=77257949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022363091.9U Active CN213969368U (en) | 2020-10-21 | 2020-10-21 | Tool clamp for clamping threaded nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213969368U (en) |
-
2020
- 2020-10-21 CN CN202022363091.9U patent/CN213969368U/en active Active
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