CN216065591U - Improved generation numerical control lathe tool handle of a knife - Google Patents
Improved generation numerical control lathe tool handle of a knife Download PDFInfo
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- CN216065591U CN216065591U CN202121968524.1U CN202121968524U CN216065591U CN 216065591 U CN216065591 U CN 216065591U CN 202121968524 U CN202121968524 U CN 202121968524U CN 216065591 U CN216065591 U CN 216065591U
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Abstract
An improved numerical control lathe tool shank relates to the technical field of numerical control lathes. The tool comprises a connecting piece, a clamping body, a tool handle main body and a tool mounting seat, wherein the bottom of the connecting piece is connected with the clamping body, the bottom of the clamping body is connected with the tool handle main body, and the bottom of the tool handle main body is connected with the tool mounting seat; the joint body includes connecting portion, well joint portion, lower connecting portion, go up connecting portion and connect lower connecting portion through well joint portion, well joint, the centre of middle be equipped with the dovetail groove, be equipped with the reference column in the middle of the bottom of lower connecting portion, the bottom both sides of lower connecting portion are equipped with fixed block tongue. It passes through detachable integrated configuration, and convenient installation is in mechanical main shaft, and is not fragile, and is better to the protection effect of cutter, and the maintenance rate of lower handle of a knife reduces the processing cost, through damping sleeve and damping shock-absorbing layer, realizes dual shock attenuation, improves the life of cutter and handle of a knife, if the handle of a knife damages to some extent, then to corresponding component parts change can, save man-hour, the practicality is higher.
Description
Technical Field
The utility model relates to the technical field of numerical control lathes, in particular to an improvement of an improved numerical control lathe tool shank.
Background
The numerically controlled lathe is one of the widely used numerically controlled machines at present. The tool holder is a tool, is a mechanical main shaft and tool and other accessory tool connecting piece, and has main shaft models of BT, SK, CAPTO, BBT, HSK and other specifications in the current main standard. The knife handle is divided into a traditional knife handle and a novel hydraulic knife handle, and the hydraulic knife handle is widely applied. The clamping mode of the tool handle is different from that of a traditional tool handle system, only one pressurizing bolt is needed to be used for screwing, when the bolt is screwed, the sealing block of the piston is pushed to generate hydraulic oil pressure in the tool handle, the pressure is uniformly transmitted to the steel expansion sleeve from the circumferential direction, and the expansion wall clamps the tool. Because high-pressure oil pressure exists in the tool holder, when the tool is clamped, the structure damping is greatly increased due to the built-in oil cavity structure and the high-pressure oil, and the tool and the main shaft of the machine tool can be effectively prevented from vibrating.
The handle of a knife that current digit control machine tool was used is mostly the handle of a knife of integral type, and it is installed in mechanical spindle, then installs the cutter and carry out numerical control machining work on the handle of a knife, because its integral type design, the vibrations that the cutter cutting produced when high-speed rotatory work lead to cutter and handle of a knife to damage easily, in case damage then need change whole handle of a knife, the cutter is damaged easily to the handle of a knife damage, and change whole handle of a knife and also increased the processing cost, the maintenance required time is longer, influence process, the practicality is lower relatively.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an improved numerically-controlled lathe tool handle in the prior art, the improved numerically-controlled lathe tool handle is conveniently arranged on a mechanical main shaft through a detachable combined structure, is not easy to damage, has a good protection effect on a tool, is low in maintenance rate of the handle, reduces the processing cost, realizes double shock absorption through a damping sleeve and a damping shock absorption layer, prolongs the service lives of the tool and the handle, and saves working hours and has high practicability because corresponding components are replaced if the handle is damaged.
In order to achieve the purpose, the utility model adopts the following technical scheme: the tool comprises a connecting piece 1, a clamping body 2, a tool shank main body 3 and a tool mounting seat 4, wherein the bottom of the connecting piece 1 is connected with the clamping body 2, the bottom of the clamping body 2 is connected with the tool shank main body 3, and the bottom of the tool shank main body 3 is connected with the tool mounting seat 4;
the clamping body 2 comprises an upper connecting part 21, a middle clamping part 22 and a lower connecting part 23, the upper connecting part 21 is connected with the lower connecting part 23 through the middle clamping part 22, the middle clamping part 22 is provided with a trapezoidal groove 221 in the middle, a positioning column 231 is arranged in the middle of the bottom of the lower connecting part 23, and two sides of the bottom of the lower connecting part 23 are provided with fixing clamping tongues 232;
the top of handle of a knife main part 3 is equipped with first recess 31, is equipped with cylinder groove 32 in the middle of first recess 31 bottom, installs damping sleeve 33 in the cylinder groove 32, and the top both sides of handle of a knife main part 3 all are equipped with arc wall 34, and the bottom of handle of a knife main part 3 is equipped with second recess 35.
The upper connecting portion 21, the middle clamping portion 22 and the lower connecting portion 23 are integrally formed.
The top of the upper connecting portion 21 is provided with an internal thread groove 211. The internal thread groove 211 is used for connecting and fixing with the connecting piece 1.
The side surface of the middle clamping part 22 is provided with a key slot 222. The key slot 222 is used for matching with a driving key on a mechanical spindle on a numerical control machine tool.
And a damping shock absorption layer 351 is arranged at the top of the inner side of the second groove 35. Damping cushion 351 is used to reduce the cutting shock generated by the cutter.
The inner wall of the second groove 35 is provided with an internal thread 352. The internal thread 352 is used for connecting and fixing with the tool mounting seat 4.
The working principle of the utility model is as follows: during the use, connecting piece 1 is through the internal thread groove 211 fixed connection with 2 tops of the joint body, then the joint body 2 inserts damping sleeve 33 through reference column 231 with handle of a knife main part 3 and fixes a position fixedly, strengthen fixedly through the joint in the block tongue 232 screw in arc wall 34 simultaneously, utilize damping sleeve 33 can increase the frictional force of reference column 231, make the joint body 2 more firm with handle of a knife main part 3 be connected, damping sleeve 33 can absorb the vibrations that some cutter during operation transmitted out again simultaneously, damping shock-absorbing layer 351 through in the second recess 35 carries out the secondary shock attenuation, reduce the vibrations that high-speed rotatory during operation cutter cutting produced, the life of improvement cutter and handle of a knife.
After the technical scheme is adopted, the utility model has the beneficial effects that: it passes through detachable integrated configuration, and convenient installation is in mechanical main shaft, and is not fragile, and is better to the protection effect of cutter, and the maintenance rate of lower handle of a knife reduces the processing cost, through damping sleeve and damping shock-absorbing layer, realizes dual shock attenuation, improves the life of cutter and handle of a knife, if the handle of a knife damages to some extent, then to corresponding component parts change can, save man-hour, the practicality is higher.
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 description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a sectional view of the card body 2 of the present invention.
Fig. 3 is a cross-sectional view of the tool holder body 3 of the present invention.
Description of reference numerals: the tool comprises a connecting piece 1, a clamping body 2, an upper connecting part 21, an internal thread groove 211, a middle clamping part 22, a trapezoidal groove 221, a key groove 222, a lower connecting part 23, a positioning column 231, a fixing clamping tongue 232, a tool shank main body 3, a first groove 31, a cylindrical groove 32, a damping sleeve 33, an arc-shaped groove 34, a second groove 35, a damping layer 351, an internal thread 352 and a tool mounting seat 4.
Detailed Description
Referring to fig. 1 to fig. 3, the technical solution adopted by the present embodiment is: the tool holder comprises a connecting piece 1, a clamping body 2, a tool handle main body 3 and a tool mounting seat 4, wherein the clamping body 2 is connected to the bottom of the connecting piece 1, the clamping body 2 is used for improving the firmness of the tool handle, the bottom of the clamping body 2 is connected with the tool handle main body 3, the bottom of the tool handle main body 3 is connected with the tool mounting seat 4, and the tool mounting seat 4 is used for mounting a tool;
the clamping body 2 comprises an upper connecting part 21, a middle clamping part 22 and a lower connecting part 23, the upper connecting part 21 is connected with the lower connecting part 23 through the middle clamping part 22, the middle clamping part 22 is provided with a trapezoidal groove 221 in the middle, a positioning column 231 is arranged in the middle of the bottom of the lower connecting part 23, and two sides of the bottom of the lower connecting part 23 are provided with fixing clamping tongues 232;
the top of handle of a knife main part 3 is equipped with first recess 31, is equipped with cylinder groove 32 in the middle of the first recess 31 bottom, installs damping sleeve 33 in the cylinder groove 32, and damping sleeve 33 is used for reducing vibrations, improves the frictional force of reference column 231 and cylinder groove 32 simultaneously, and the top both sides of handle of a knife main part 3 all are equipped with arc wall 34, and the bottom of handle of a knife main part 3 is equipped with second recess 35.
The upper connecting portion 21, the middle clamping portion 22 and the lower connecting portion 23 are integrally formed.
The top of the upper connecting portion 21 is provided with an internal thread groove 211. The internal thread groove 211 is used for connecting and fixing with the connecting piece 1.
The side surface of the middle clamping part 22 is provided with a key slot 222. The key slot 222 is used for matching with a driving key on a mechanical spindle on a numerical control machine tool.
And a damping shock absorption layer 351 is arranged at the top of the inner side of the second groove 35. Damping cushion 351 is used to reduce the cutting shock generated by the cutter.
The inner wall of the second groove 35 is provided with an internal thread 352. The internal thread 352 is used for connecting and fixing with the tool mounting seat 4.
The working principle of the utility model is as follows: during the use, connecting piece 1 is through the internal thread groove 211 fixed connection with 2 tops of the joint body, then the joint body 2 inserts the damping sleeve 33 through reference column 231 with handle of a knife main part 3 and fixes a position fixedly, strengthen fixedly through the joint in the block tongue 232 screw in arc wall 34 simultaneously, utilize damping sleeve 33 can increase the frictional force of reference column 231, make the joint body 2 more firm with handle of a knife main part 3 be connected, carry out primary shock attenuation through damping shock-absorbing layer 351 in the second recess 35 simultaneously, carry out secondary shock attenuation through damping sleeve 33, reduce the vibrations that the high-speed rotatory during operation cutter cutting produced, the life of cutter and handle of a knife is improved.
After the technical scheme is adopted, the utility model has the beneficial effects that: it passes through detachable integrated configuration, and convenient installation is in mechanical main shaft, and is not fragile, and is better to the protection effect of cutter, and the maintenance rate of lower handle of a knife reduces the processing cost, through damping sleeve and damping shock-absorbing layer, realizes dual shock attenuation, improves the life of cutter and handle of a knife, if the handle of a knife damages to some extent, then to corresponding component parts change can, save man-hour, the practicality is higher.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides an improved generation numerical control lathe tool handle of a knife which characterized in that: the tool comprises a connecting piece (1), a clamping body (2), a tool handle main body (3) and a tool mounting seat (4), wherein the bottom of the connecting piece (1) is connected with the clamping body (2), the bottom of the clamping body (2) is connected with the tool handle main body (3), and the bottom of the tool handle main body (3) is connected with the tool mounting seat (4);
the clamping body (2) comprises an upper connecting part (21), a middle clamping part (22) and a lower connecting part (23), the upper connecting part (21) is connected with the lower connecting part (23) through the middle clamping part (22), a trapezoidal groove (221) is formed in the middle of the middle clamping part (22), a positioning column (231) is arranged in the middle of the bottom of the lower connecting part (23), and fixing clamping tongues (232) are arranged on two sides of the bottom of the lower connecting part (23);
the top of handle of a knife main part (3) is equipped with first recess (31), is equipped with cylinder groove (32) in the middle of first recess (31) bottom, installs damping sleeve (33) in cylinder groove (32), and the top both sides of handle of a knife main part (3) all are equipped with arc wall (34), and the bottom of handle of a knife main part (3) is equipped with second recess (35).
2. The improved numerically controlled lathe tool shank according to claim 1, wherein: the upper connecting part (21), the middle clamping part (22) and the lower connecting part (23) are integrally formed.
3. The improved numerically controlled lathe tool shank according to claim 1, wherein: the top of the upper connecting part (21) is provided with an internal thread groove (211).
4. The improved numerically controlled lathe tool shank according to claim 1, wherein: a key groove (222) is formed in the side face of the middle clamping part (22).
5. The improved numerically controlled lathe tool shank according to claim 1, wherein: and a damping shock-absorbing layer (351) is arranged at the top of the inner side of the second groove (35).
6. The improved numerically controlled lathe tool shank according to claim 1, wherein: and the inner wall of the second groove (35) is provided with an internal thread (352).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121968524.1U CN216065591U (en) | 2021-08-20 | 2021-08-20 | Improved generation numerical control lathe tool handle of a knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121968524.1U CN216065591U (en) | 2021-08-20 | 2021-08-20 | Improved generation numerical control lathe tool handle of a knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216065591U true CN216065591U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121968524.1U Active CN216065591U (en) | 2021-08-20 | 2021-08-20 | Improved generation numerical control lathe tool handle of a knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216065591U (en) |
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2021
- 2021-08-20 CN CN202121968524.1U patent/CN216065591U/en active Active
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