CN210413537U - Novel numerical control machine tool cutter clamping device - Google Patents
Novel numerical control machine tool cutter clamping device Download PDFInfo
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- CN210413537U CN210413537U CN201921483015.2U CN201921483015U CN210413537U CN 210413537 U CN210413537 U CN 210413537U CN 201921483015 U CN201921483015 U CN 201921483015U CN 210413537 U CN210413537 U CN 210413537U
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- stud
- machine tool
- control machine
- clamping
- numerical control
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Abstract
The utility model discloses a novel digit control machine tool cutter presss from both sides tightly device belongs to machine tool fixture technical field. A novel numerical control machine tool cutter clamping device comprises an installation shaft stud, wherein a clamping jaw stud is rotationally connected in the installation shaft stud, a second groove stud is arranged on the clamping jaw stud, a second rotating shaft stud is rotationally connected in the second groove stud, a screw stud is arranged at one end, away from the clamping jaw stud, of the installation shaft stud, a telescopic shaft stud is rotationally connected in the screw stud, a third groove stud is arranged on the telescopic shaft stud, a third rotating shaft stud is rotationally connected in the third groove stud, a connecting rod stud is rotationally connected in the third rotating shaft stud, and one end, away from the third rotating shaft stud, of the connecting rod stud is rotationally connected to the second rotating shaft stud; the utility model discloses utilize lever principle drive clamping jaw to press from both sides tightly, not only make the cutter have radial clamp force, still have axial contractility, guarantee the cutter at the concentricity of during operation.
Description
Technical Field
The utility model relates to a lathe presss from both sides tight technical field, especially relates to a novel digit control machine tool cutter presss from both sides tightly device.
Background
Numerical control machining refers to machining in which a control system issues instructions to make a tool perform various motions in accordance with requirements, and technical requirements such as shapes and sizes of workpieces and machining process requirements are expressed in the form of numbers and letters, and it generally refers to a process of machining parts on a numerical control machine tool, which is a machine tool controlled by a computer, and a computer for controlling the machine tool, which is called a numerical control system regardless of a special computer or a general computer, the motions and auxiliary actions of the numerical control machine tool are controlled by the instructions issued by the numerical control system, and the instructions of the numerical control system are compiled by a programmer according to the material of the workpiece, the machining requirements, the characteristics of the machine tool, and an instruction format (numerical control language or symbols) prescribed by the system, and the numerical control system issues operation or termination information to a servo device and other functional components according to the program instructions to control the various motions of the machine tool, when the machining program of the part is finished, the machine tool can be automatically stopped, if no program command is input in a numerical control system of any numerical control machine tool, the numerical control machine tool cannot work, and the controlled actions of the machine tool generally comprise starting and stopping of the machine tool, starting and stopping of a main shaft, conversion of the rotating direction and the rotating speed, and the direction, the speed and the mode of feeding motion; selection of a tool, compensation of length and radius, replacement of a tool, opening and closing of a coolant, etc.
The existing numerical control machine tool clamp is various in types, but the clamping function of the cutter is realized by matching a shrink nut with a clamping jaw, the method is equivalent to the working principle of a three-jaw chuck in the clamping process, parallel clamping force towards the center is provided from three directions so as to clamp the cutter, the clamping force towards the center is only provided by the clamping member, inward shrinkage force is not provided, if the clamp is blocked by impurities in a workpiece when the clamp is used, the cutter is easy to shake, the concentricity of the cutter and a rotating shaft cannot be guaranteed, the roughness of the surface of the workpiece is increased, and therefore a novel cutter clamping device with the capability of providing the clamping force and the shrinkage force is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a novel numerical control machine tool cutter clamping device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a novel digit control machine tool cutter clamping device, includes the installation axle, installation internal rotation is connected with clamping jaw, the second recess has been seted up on the clamping jaw, second recess internal rotation is connected with the second pivot, the screw has been seted up to the one end that clamping jaw was kept away from to installation axle, the screw internal rotation is connected with the telescopic shaft, the third recess has been seted up on the telescopic shaft, third recess internal rotation is connected with the third pivot, it is connected with the connecting rod to rotate in the third pivot, the one end that the third pivot was kept away from to the connecting rod is rotated and is connected in the second pivot.
Preferably, a first groove is formed in the mounting shaft, a first rotating shaft is connected in the first groove, and the clamping claw is rotatably connected to the first rotating shaft.
Preferably, the telescopic shaft is provided with a stud meshed with the screw hole.
Preferably, the mounting shaft is connected with a guard ring, and the guard ring and the mounting shaft are integrally formed.
Preferably, the clamping jaw is provided with a clamping groove.
Preferably, the number of the clamping claws is three, and the clamping claws are symmetrically distributed in a circumferential shape.
Compared with the prior art, the utility model provides a novel digit control machine tool cutter presss from both sides tightly device possesses following beneficial effect:
1. the novel numerical control machine tool clamping device clamps the tool by inserting the tool into the mounting shaft and rotating the mounting shaft to enable the mounting shaft to deviate from the telescopic shaft to rotate, concretely, the telescopic shaft moves outwards to mount the shaft to drive the connecting rod to pull downwards, the connecting rod pushes the clamping jaw to rotate in the first groove in the tensioning process, the clamping jaw rotates on the first rotating shaft to realize that the lever principle is that one end of the clamping groove of the clamping jaw is contracted inwards to clamp the tool, the clamping jaw does rotating motion, the clamping jaw has radial force and axial force in the process of contracting towards the center, so that the tool is clamped and contracted inwards, and by the mode, the tool is enabled to work and touch workpiece impurity fluctuation, stable operation can be ensured, the eccentric condition can not occur, and further the processing precision of the workpiece can be ensured, a protective ring is connected to one end of the mounting shaft, which is connected with the clamping groove, so that the clamping claw can be prevented from being ejected accidentally during the processing of the workpiece; and the self-locking performance of the screw hole and the stud can be further improved by using trapezoidal threads.
Drawings
Fig. 1 is a front view of a novel numerical control machine tool clamping device provided by the present invention;
fig. 2 is a first schematic structural view of a novel numerical control machine tool clamping device provided by the invention;
fig. 3 is a schematic structural view of a novel numerical control machine tool clamping device provided by the present invention;
fig. 4 is a schematic structural view of the mounting shaft of the novel numerical control machine tool clamping device provided by the present invention;
fig. 5 is a third schematic structural view of the novel numerical control machine tool clamping device provided by the present invention;
fig. 6 is a schematic structural view of a telescopic shaft of a novel numerical control machine tool clamping device provided by the utility model;
fig. 7 is the utility model provides a novel digit control machine tool cutter presss from both sides tight device clamping jaw's schematic structure diagram.
In the figure: 1. installing a shaft; 101. a guard ring; 102. a first groove; 1021. a first rotating shaft; 103. a screw hole; 2. a telescopic shaft; 201. a stud; 202. a third groove; 2021. a third rotating shaft; 3. a clamping jaw; 301. a card slot; 302. a second groove; 3021. a second rotating shaft; 4. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-7, a novel numerical control machine tool clamping device, including installation axle 1, the installation axle 1 internal rotation is connected with clamping jaw 3, second recess 302 has been seted up on clamping jaw 3, the internal rotation of second recess 302 is connected with second pivot 3021, screw 103 has been seted up to the one end that installation axle 1 kept away from clamping jaw 3, the screw 103 internal rotation is connected with telescopic shaft 2, third recess 202 has been seted up on telescopic shaft 2, the internal rotation of third recess 202 is connected with third pivot 2021, the last rotation of third pivot 2021 is connected with connecting rod 4, the one end rotation that third pivot 2021 was kept away from to connecting rod 4 is connected on second pivot 3021.
A first groove 102 is formed in the mounting shaft 1, a first rotating shaft 1021 is connected in the first groove 102, and the clamping claw 3 is rotatably connected to the first rotating shaft 1021.
The telescopic shaft 2 is provided with a stud 201 engaged with the screw hole 103.
The mounting shaft 1 is connected with a guard ring 101, and the guard ring 101 and the mounting shaft 1 are integrally formed.
The clamping jaw 3 is provided with a clamping groove 301.
The number of the clamping claws 3 is three, and the clamping claws 3 are symmetrically distributed in a circumferential shape.
The working principle is as follows: in the utility model, the cutter is inserted into the installation shaft 1, the installation shaft 1 is rotated to lead the installation shaft 1 to deviate from the telescopic shaft 2 to rotate to clamp the cutter, concretely, the telescopic shaft 2 moves towards the outside of the installation shaft 1 to drive the connecting rod 4 to pull downwards, the connecting rod 4 pushes the clamping jaw 3 to rotate in the first groove 102 in the tensioning process, as the clamping jaw 3 rotates on the first rotating shaft 1021, the lever principle is realized that one end of the clamping groove 301 of the clamping jaw 3 is contracted inwards to clamp the cutter, as the clamping jaw 3 rotates, in the process of contracting towards the center, the cutter not only has radial force, but also has axial force, thereby clamping the cutter to contract inwards, and by the mode, the cutter is enabled to work, the fluctuation of impurities of the workpiece is met, the stable operation can be ensured, the eccentric condition can not occur, and the processing precision of the workpiece is further ensured, a protective ring 101 is connected to one end of the mounting shaft 1, which is opposite to the clamping groove 301, so that the workpiece can be prevented from being ejected to the clamping claw 3 by accident in the machining process; and the self-locking performance of the screw hole 103 and the stud 201 can be further improved by using trapezoidal threads.
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. The utility model provides a novel digit control machine tool cutter clamping device, includes installation axle (1), its characterized in that, installation axle (1) internal rotation is connected with clamping jaw (3), second recess (302) have been seted up on clamping jaw (3), second recess (302) internal rotation is connected with second pivot (3021), screw (103) have been seted up to the one end of keeping away from clamping jaw (3) in installation axle (1), screw (103) internal rotation is connected with telescopic shaft (2), third recess (202) have been seted up on telescopic shaft (2), third recess (202) internal rotation is connected with third pivot (2021), rotate on third pivot (2021) and be connected with connecting rod (4), the one end that third pivot (2021) was kept away from in connecting rod (4) is rotated and is connected on second pivot (3021).
2. The novel numerical control machine tool bit clamping device according to claim 1, characterized in that a first groove (102) is formed in the mounting shaft (1), a first rotating shaft (1021) is connected in the first groove (102), and the clamping jaw (3) is rotatably connected to the first rotating shaft (1021).
3. The novel numerical control machine tool clamping device is characterized in that a stud (201) meshed with the screw hole (103) is formed in the telescopic shaft (2).
4. The novel numerical control machine tool clamping device is characterized in that a protective ring (101) is connected to the mounting shaft (1), and the protective ring (101) and the mounting shaft (1) are integrally formed.
5. The novel numerical control machine tool cutter clamping device is characterized in that a clamping groove (301) is formed in the clamping jaw (3).
6. The new numerical control machine tool clamping device according to claim 1, characterized in that the number of the clamping jaws (3) is three, and the clamping jaws (3) are symmetrically distributed in a circumferential shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921483015.2U CN210413537U (en) | 2019-09-07 | 2019-09-07 | Novel numerical control machine tool cutter clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921483015.2U CN210413537U (en) | 2019-09-07 | 2019-09-07 | Novel numerical control machine tool cutter clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210413537U true CN210413537U (en) | 2020-04-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921483015.2U Expired - Fee Related CN210413537U (en) | 2019-09-07 | 2019-09-07 | Novel numerical control machine tool cutter clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210413537U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213705A (en) * | 2022-07-08 | 2022-10-21 | 黄淮学院 | Cutting mechanism for inhibiting cutting vibration |
-
2019
- 2019-09-07 CN CN201921483015.2U patent/CN210413537U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213705A (en) * | 2022-07-08 | 2022-10-21 | 黄淮学院 | Cutting mechanism for inhibiting cutting vibration |
| CN115213705B (en) * | 2022-07-08 | 2024-06-04 | 黄淮学院 | Cutting mechanism for inhibiting cutting chatter |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20200907 |
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| CF01 | Termination of patent right due to non-payment of annual fee |