CN217122849U

CN217122849U - Universal fixture for cutter

Info

Publication number: CN217122849U
Application number: CN202221018057.0U
Authority: CN
Inventors: 龙腾; 王清; 雷超; 钟展鼎; 李清华
Original assignee: Dongguan Carding Precision Machinery Co ltd
Current assignee: Dongguan Carding Precision Machinery Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-08-05
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a universal fixturing of cutter, universal fixturing of this cutter includes: the clamp comprises a clamp main body, a driving device and a clamp assembly, wherein the driving device is installed below the clamp main body, and the clamp assembly is arranged above the clamp main body; the clamp assembly includes: the cutter positioning piece is installed on the horizontal plane of the clamp body, one end of the transmission piece is connected to the power output end of the driving device, and the other end of the transmission piece is connected to the cutter pressing piece; the driving device operates to drive the transmission part to drive the cutter pressing head part to press downwards so as to fix the cutter arranged on the cutter positioning part or move upwards so as to leave the cutter on the cutter positioning part; the cutter pressing piece can rotate to be perpendicular to the cutter positioning piece under the action of the transmission piece. The utility model discloses a universal fixture can be general in the cutter of flush mounting processing and must open the pressure head and get the occasion of blowing, and the commonality is strong.

Description

Universal fixture for cutter

Technical Field

The utility model relates to a tool grinder technical field especially relates to a universal fixturing of cutter.

Background

The tool grinding machines available on the market generally position the tool with the tool holder, and then perform the grinding operation after the tool is fixed. Tool holders are generally classified into side press holders and down press holders. Different clamps are selected for fixing according to different cutter products. The side pressure clamp is used for a scene that the cutter is vertically installed, can be installed in a mode of exchanging left and right reference surfaces, and is used for corresponding to different machining reference surfaces of the cutter. The pressing fixture is suitable for a cutter flat placing scene, an existing six-axis cutter forming grinding machine does not have a corresponding pressing fixture, and for cutters with special requirements (discharging or taking can be achieved only by opening a pressure head of the fixture at a certain angle if some cutters need to be used), the using requirements cannot be met, and production is limited, so that the six-axis cutter forming grinding machine needs a new universal fixture to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that exists among the prior art, providing a universal fixturing of cutter, it can be 90 degrees angles and open, is applicable to getting of multiple cutter and expects, because six cutter shaping grinders use in a flexible way, has improved the application range of anchor clamps greatly.

The utility model provides a universal fixturing of cutter, it specifically includes: the clamp comprises a clamp main body, a driving device and a clamp assembly, wherein the driving device is installed below the clamp main body, and the clamp assembly is arranged above the clamp main body;

the clamp assembly includes: the cutter positioning piece is installed on the horizontal plane of the clamp body, one end of the transmission piece is connected to the power output end of the driving device, and the other end of the transmission piece is connected to the cutter pressing piece;

the driving device operates to drive the transmission part to drive the cutter pressing head part to press downwards so as to fix the cutter arranged on the cutter positioning part or move upwards so as to leave the cutter on the cutter positioning part;

the cutter pressing piece can rotate to be perpendicular to the cutter positioning piece under the action of the transmission piece.

Furthermore, the transmission part comprises a first rotating shaft, a second rotating shaft, a third rotating shaft, a first connecting plate, a second connecting plate, a bearing and a swinging plate, wherein the first rotating shaft, the second rotating shaft and the third rotating shaft are horizontally arranged, and the first connecting plate and the second connecting plate are vertically arranged;

one end of the bearing is connected to the power output end of the driving device, and the other end of the bearing is rotatably connected with one end part of the swinging plate through the first rotating shaft; two sides of the middle part of the swinging plate are respectively and rotatably connected to one end of the first connecting plate and one end of the second connecting plate through the second rotating shaft; the other ends of the first connecting plate and the second connecting plate are rotatably connected to the clamp main body through the third rotating shaft; the knife blade ram member is secured to the other end of the wobble plate.

Furthermore, a rotating connecting seat is arranged on the clamp body, and two sides of the rotating connecting seat are respectively and rotatably connected with the first connecting plate and the second connecting plate through the third rotating shaft.

Furthermore, the bearing is a fisheye bearing, the fisheye bearing is connected with the power output end of the driving device through threads, and the fisheye bearing and the power output end of the driving device are fixed in relative positions through nuts.

Further, the anchor clamps main part includes fixed connection's horizontal plate and vertical board, correspond on the vertical board fisheye bearing is equipped with and dodges the groove.

Further, the cutter positioning member comprises: the positioning gasket is detachably arranged on the horizontal plate, and the positioning sheet is detachably arranged on the positioning gasket.

Furthermore, the driving device is an air cylinder, an avoidance hole is formed in the horizontal plate, and a piston end of the air cylinder penetrates through the avoidance hole to be connected with the fisheye bearing;

further, the tool ram includes: the mounting part is used for being fixedly mounted on the swinging plate, and the pressure head part is used for fixing a cutter; the installation department with press the head to be certain angle setting.

Further, the certain angle is 90-160 °.

Furthermore, the head pressing part is provided with embossing.

With the above technical scheme, the utility model provides a load has more than the universal fixturing of universal fixturing's of cutter universal fixturing's universal fixturing, it has following beneficial effect:

(1) the universal fixture can ensure that the cutter pressure head piece and the cutter positioning piece are opened at an angle of 90 degrees, can be universally used for cutters for flat loading and processing and occasions in which the pressure head must be completely opened for taking and placing materials, and has strong universality.

(2) According to the universal fixture, the driving device is arranged below the fixture main body, the length of the fixture is reduced, so that a vertical plate behind the fixture can be arranged on a rotating shaft of a grinding machine, and the convenience in mounting the fixture is improved.

(3) The universal clamp is compact in design and small in size, and the upper part, the lower part, the left part, the right part and the front part of the universal clamp are subjected to large-range clearance avoidance, so that the universal clamp is very suitable for multi-shaft one-step grinding forming operation of a cutter.

Drawings

Fig. 1 is a perspective view of the universal fixture of the utility model.

Fig. 2 is a side view of the universal fixture of the present invention.

Fig. 3 is a schematic cross-sectional view of a universal fixture for a cutting tool according to the present invention.

Fig. 4 is a perspective view of the utility model of the universal clamp for a cutting tool when opened.

Reference numerals:

a clamp body 10, a driving device 20, a clamp assembly 30, a vertical plate 11, a horizontal plate 12,

A tool positioning member 31, a tool presser member 32, a transmission member 33, a first rotary shaft 331,

A second rotating shaft 332, a third rotating shaft 333, a first connecting plate 334, a second connecting plate 335,

Bearing 336, swinging plate 337, avoiding groove 13, positioning washer 311, positioning piece 312, mounting part 321, ram part 322, embossing 323, cutter 40

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

The utility model discloses a following technical scheme realizes: the utility model provides a universal fixture of cutter, as shown in fig. 1-4, this universal fixture includes: a jig main body 10, a driving device 20, and a jig assembly 30. The clamp body 10 includes a horizontal plate 12 and a vertical plate 11 fixedly connected to each other, the driving device 20 is installed below the horizontal plate 12, and the clamp assembly 30 is installed above the horizontal plate 12. Wherein the clamp assembly 30 comprises: the tool positioning piece 31 is installed on the horizontal plate 12 of the fixture main body 10, one end of the transmission piece 33 is connected to the power output end of the driving device 20, and the other end of the transmission piece 33 is connected to the tool pressing piece 32.

The driving device 20 is preferably an air cylinder, an avoiding hole is formed in the horizontal plate 12, and a piston end of the air cylinder penetrates through the avoiding hole to be connected to the transmission member 33. The transmission piece 33 drives the cutter pressing head piece 32 to press downwards under the driving of the air cylinder so as to fix the cutter 40 arranged on the cutter positioning piece 31; or the transmission piece 33 drives the cutter pressing head piece 32 to move upwards under the driving of the air cylinder, and the cutter pressing head piece is separated from the cutter 40 on the cutter positioning piece 31.

In addition, cutter pressure head 32 is in under the effect of driving medium 33 rotatable extremely with cutter setting element 31 is mutually perpendicular, as shown in fig. 4, for cutter pressure head 32 with the schematic diagram after cutter setting element 31 is opened, can see that its opening angle can reach 90 degrees angles, can satisfy the location of different cutters, press from both sides tight requirement, solved among the prior art six axle cutter shaping grinding machine anchor clamps and can only open certain angle, lead to keeping flat the condition that the anchor clamps can't be put into to the cutter product of grinding cutter and special demand and process, improved the application range of anchor clamps greatly, the commonality of anchor clamps is strengthened greatly.

The utility model discloses in utilize driving medium 33 to realize the position control to cutter pressure head 32 for cutter pressure head 32 open angle greatly increased has improved the commonality of anchor clamps. Specifically, the transmission member 33 includes: a first rotating shaft 331, a second rotating shaft 332, a third rotating shaft 333, a first connecting plate 334, a second connecting plate 335, a bearing 336 and a swinging plate 337. As shown in fig. 2 and 4, the first rotating shaft 331, the second rotating shaft 332, and the third rotating shaft 333 are horizontally disposed, and the first connecting plate 334 and the second connecting plate 335 are vertically disposed. The bearing 336 is a fisheye bearing, one end of the fisheye bearing is fixedly connected with the piston end of the cylinder through threads, and the two are fixed in relative positions through nuts. The other end is rotatably connected to one end of the swinging plate 337 via the first rotating shaft 331. Both sides of the middle portion of the swing plate 337 are rotatably connected to one ends of the first connection plate 334 and the second connection plate 335 by the second rotation shaft 332, respectively. The other ends of the first connecting plate 334 and the second connecting plate 335 are rotatably connected to the horizontal plate 12 of the clamp body 10 by the third rotating shaft 333. The cutter presser 32 is fixed to the other end of the swinging plate 337.

The piston end of the cylinder descends to drive the fisheye bearing to move downwards, one end of the swinging plate 337 rotates anticlockwise to drive the cutter pressing head piece 32 and the cutter positioning piece 31 on the clamp main body 10 to be opened, and the cutter 40 is put in to realize material placing. After the blowing was accomplished, the piston end of cylinder rises, drives the fisheye bearing moves up, swing board 337 one end clockwise rotation, drive cutter pressure head 32 with cutter 40 pressfitting of placing on the cutter setting element 31 is in the same place, realizes the fixed of cutter 40, can carry out the grinding operation to cutter 40. And after the grinding operation is finished, the piston end of the air cylinder is lowered, the opening operation is repeated, and the cutter 40 is taken out to finish material taking.

In a preferred embodiment, the vertical plate 11 of the clamp body 10 is provided with an avoiding groove 13 corresponding to the fisheye bearing, so that the interference of the vertical plate 11 on the bearing in the process of ascending or descending of the clamp body is avoided on the premise of meeting the compact design of the clamp, and the opening angle of the cutter pressing head piece 32 is not influenced.

The cutter positioning member 31 includes: the positioning device comprises a positioning gasket 311 and a positioning sheet 312, wherein the positioning gasket 311 is detachably mounted on the horizontal plate 12, the positioning sheet 312 is detachably mounted on the upper surface of the positioning gasket 311, and the front end of the positioning gasket 311 forms a placing position of the cutter 40. The positioning spacer 311 and the positioning plate 312 can be selected according to the size and thickness of the cutter 40, so as to meet the positioning requirements of products of different cutters.

In a preferred embodiment, the tool bit 32 includes: a mounting portion 321 and a ram portion 322. The mounting portion 321 is configured to be fixedly mounted on the swinging plate 337, and the press head portion 322 is configured to fix the cutter 40. The mounting portion 321 and the pressing portion 322 are disposed at an angle, preferably, the angle may be 90 to 160 °, and when the fixing effect of the cutter 40 is good, the cutter does not interfere with other components during machining.

In addition, as shown in fig. 4, in this embodiment, the pressing head 322 is further provided with an embossing 323, so as to improve the friction force with the tool 40 and further improve the fixing effect of the tool 40, and the embossing 323 can prevent the tool 40 from being stuck to the pressing head 322 when the tool pressing head 32 is opened.

The utility model discloses a universal fixture of cutter designs compactly, small in size, and it can effectively avoid the various interference in the production after installing on six sword grain grinding make-up machines, and anchor clamps open angle than prior art greatly increased, is applicable to multiple cutter, and the commonality is strong, is worth wideling popularize and uses.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "horizontal", "vertical", "left", "right", etc. indicate orientations or positional relationships based on the drawings of the present invention, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present invention. In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A universal fixture for a tool, comprising: the clamp comprises a clamp main body, a driving device and a clamp assembly, wherein the driving device is installed below the clamp main body, and the clamp assembly is arranged above the clamp main body;

2. The universal fixture of cutting tools as set forth in claim 1, wherein said transmission comprises: the device comprises a first rotating shaft, a second rotating shaft, a third rotating shaft, a first connecting plate, a second connecting plate, a bearing and a swinging plate, wherein the first rotating shaft, the second rotating shaft and the third rotating shaft are horizontally arranged, and the first connecting plate and the second connecting plate are vertically arranged;

3. The universal fixture for cutters as set forth in claim 2, wherein the fixture body is provided with a rotation connecting seat, and the rotation connecting seat is rotatably connected to the first connecting plate and the second connecting plate through the third rotation shaft, respectively.

4. The universal tool holder of claim 2 wherein said bearing is a fisheye bearing, said fisheye bearing being connected to a power output of said drive means.

5. The universal fixture of claim 4, wherein said fixture body includes a horizontal plate and a vertical plate fixedly connected, said vertical plate having an avoidance groove corresponding to said fisheye bearing.

6. The universal fixture of claim 5, wherein said tool positioning member comprises: the positioning gasket is detachably arranged on the horizontal plate, and the positioning sheet is detachably arranged on the positioning gasket.

7. The universal fixture of claim 5, wherein the driving device is a cylinder, the horizontal plate is provided with an avoiding hole, and a piston end of the cylinder penetrates through the avoiding hole to be connected with the fisheye bearing.

8. The universal fixture for a tool of claim 2, wherein the tool ram member comprises: the mounting part is used for being fixedly mounted on the swinging plate, and the pressure head part is used for fixing a cutter; the installation department with press the head to be certain angle setting.

9. The universal fixture for a tool according to claim 8, wherein said certain angle is 90-160 °.

10. Universal holder for a tool according to claim 8 or 9, characterized in that the press head is provided with embossing.