CN216226961U

CN216226961U - High-magnification PCD composite cutter

Info

Publication number: CN216226961U
Application number: CN202122136244.0U
Authority: CN
Inventors: 王亚最; 刘增强; 董魏鹏
Original assignee: Ningbo Vanke Precision Tools Co ltd
Current assignee: Ningbo Vanke Precision Tools Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-04-08
Anticipated expiration: 2031-09-06

Abstract

The utility model relates to the technical field of cutting tools, and provides a high-magnification PCD (polycrystalline Diamond) compound knife which comprises a knife handle, a positioning groove and longitudinal knife grooves, wherein the positioning groove is arranged in the middle position of the top end of the knife handle; according to the high-magnification PCD compound cutter, the protection structure is arranged, the reset plate can drive the clamping key to move into the transmission shaft under the elastic force action of the reset spring, so that the clamping key and the transmission shaft are clamped with each other, the stability of connection of the cutter handle and the transmission shaft is further enhanced, the deviation of the axis of the cutter handle during cutting is avoided, and the cutting error of the high-magnification PCD compound cutter during use is reduced.

Description

High-magnification PCD composite cutter

Technical Field

The utility model relates to the technical field of cutting tools, in particular to a high-rate PCD composite cutter.

Background

With the continuous development of society, the machining industry has been developed vigorously, and in the field of machining, when a workpiece is machined, a cutting device is used, a cutting tool is an important component in the cutting device, and a high-rate PCD composite cutter is an important component in the cutting device.

Because the traditional high-magnification PCD compound cutter has insufficient protection measures, the cutter can vibrate to cause the axle center of the cutter to deviate in the high-speed cutting process, so that the cutting error is increased, and the applicability of the traditional high-magnification PCD compound cutter is low when the traditional PCD compound cutter is used.

Disclosure of Invention

Technical problem to be solved

The utility model aims to provide a high-rate PCD composite cutter, which is used for overcoming the defect of insufficient protection measures of the existing high-rate PCD composite cutter.

(II) contents of utility model

In order to solve the technical problems, the utility model provides the following technical scheme: a high-magnification PCD composite knife comprises a knife handle, a positioning groove and longitudinal knife grooves, wherein the positioning groove is arranged in the middle of the top end of the knife handle, a protective structure is arranged on one side of the top of the knife handle, and the longitudinal knife grooves are arranged on two sides of the bottom of the knife handle;

the bottom ends of the longitudinal cutter grooves in the cutter handle are provided with transverse cutter grooves;

one side of the bottom of the knife handle is provided with a first knife head, and the other side of the bottom of the knife handle is provided with a second knife head.

Preferably, the positioning groove is in a conical design, and the axis of the positioning groove is collinear with the axis of the cutter handle.

Preferably, protective structure includes the fixed slot, resets board, joint key, reset spring and telescopic link, the fixed slot sets up in one side at handle of a knife top, the inside one side of fixed slot is provided with the board that resets, one side of the board that resets is fixed with the joint key, the both ends of the board opposite side that resets all are fixed with the telescopic link, the outside of telescopic link all is overlapped and is equipped with reset spring.

Preferably, one end of the clamping key extends to the outside of the knife handle, and the clamping key and the knife handle are designed to slide horizontally.

Preferably, one end of the telescopic rod, far away from the reset plate, is fixedly connected with the inner wall of the knife handle, and the telescopic rod and the reset plate form a telescopic structure through a reset spring.

Preferably, one side of the longitudinal cutter groove and one side of the transverse cutter groove close to the cutter handle are positioned in the same plane, and the directions of the longitudinal cutter groove and the transverse cutter groove are designed vertically.

Preferably, the first tool bit is fixed inside the longitudinal tool slot on one side of the tool holder through a hexagon socket head cap screw, and the second tool bit is fixed inside the longitudinal tool slot on the other side of the tool holder through a hexagon socket head cap screw.

(III) advantageous effects

The high-magnification PCD composite cutter provided by the utility model has the advantages that:

by arranging the protection structure, under the elastic force action of the reset spring, the reset plate can drive the clamping key to move into the transmission shaft, so that the clamping key and the transmission shaft are clamped with each other, the connection stability of the tool shank and the transmission shaft is further enhanced, the deviation of the axis of the tool shank during cutting is avoided, and the cutting error of the high-magnification PCD composite tool during use is reduced;

by arranging the positioning groove, when one end of the knife handle is fixedly connected with the transmission shaft, the convex block at the axis of the transmission shaft can move into the positioning groove, so that the convex block is abutted against the inner wall of the positioning groove, the axis of the knife handle is collinear with the axis of the transmission shaft, the function of the device for facilitating positioning is realized, and the convenience of the high-magnification PCD composite knife in installation is improved;

through being provided with first tool bit and second tool bit, move first tool bit and second tool bit to the inside in the vertical sword groove of handle of a knife both sides respectively, through hexagon socket head cap screw with first tool bit and second tool bit and handle of a knife fixed connection, can carry out vertical cutting to the work piece this moment, move first tool bit and second tool bit to the inside in the horizontal sword groove of handle of a knife both sides respectively, through hexagon socket head cap screw with first tool bit and second tool bit and handle of a knife fixed connection, can carry out horizontal cutting to the work piece this moment, the device function of the direction of cut of being convenient for to change has been realized, thereby the suitability of this high multiplying power PCD composite knife when using has been improved.

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 introduced below, and it is obvious that the drawings in the following description are 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 three-dimensional structure of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a schematic side view of the cross-cut of the present invention;

fig. 5 is an enlarged structural diagram of a front view section of the protective structure of the present invention.

The reference numerals in the figures illustrate: 1. a knife handle; 2. positioning a groove; 3. a protective structure; 301. fixing grooves; 302. a reset plate; 303. a snap key; 304. a return spring; 305. a telescopic rod; 4. a longitudinal knife slot; 5. a transverse knife slot; 6. a first cutter head; 7. and a second cutter head.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the high-magnification PCD compound knife provided by the utility model comprises a knife handle 1, a positioning groove 2 and a longitudinal knife groove 4, wherein the positioning groove 2 is arranged at the middle position of the top end of the knife handle 1, when one end of the knife handle 1 is fixedly connected with a transmission shaft, a projection at the axis of the transmission shaft moves into the positioning groove 2, the projection is abutted against the inner wall of the positioning groove 2, and then the axis of the knife handle 1 is collinear with the axis of the transmission shaft, so that the function of the device for facilitating positioning is realized;

one side at the top of the knife handle 1 is provided with a protection structure 3, the protection structure 3 comprises a fixing groove 301, a reset plate 302, a clamping key 303, a reset spring 304 and a telescopic rod 305, the fixing groove 301 is arranged at one side at the top of the knife handle 1, one side inside the fixing groove 301 is provided with the reset plate 302, one side of the reset plate 302 is fixed with the clamping key 303, two ends of the other side of the reset plate 302 are both fixed with the telescopic rod 305, the reset spring 304 is sleeved outside the telescopic rod 305, one end of the clamping key 303 extends to the outside of the knife handle 1, the clamping key 303 and the knife handle 1 are in a horizontal sliding design, one end of the telescopic rod 305 far away from the reset plate 302 is fixedly connected with the inner wall of the knife handle 1, and the telescopic rod 305 and the reset plate 302 form a telescopic structure through the reset spring 304;

when the structure is used, the clamping key 303 is pressed, the clamping key 303 is moved into the knife handle 1, then the top end of the knife handle 1 is moved into the transmission shaft, the shaft center bump of the transmission shaft is moved into the positioning groove 2, the reset plate 302 can drive the clamping key 303 to move into the key groove of the transmission shaft under the elastic action of the reset spring 304, the clamping key 303 and the transmission shaft are clamped with each other, at the moment, the knife handle 1 is fixedly connected with the transmission shaft through the clamp, the connection stability of the knife handle 1 and the transmission shaft is enhanced, the shaft center of the knife handle 1 is prevented from being deviated during cutting, and the cutting error is reduced;

longitudinal tool grooves 4 are formed in the two sides of the bottom of the tool shank 1, a first tool bit 6 and a second tool bit 7 are respectively moved into the longitudinal tool grooves 4 in the two sides of the tool shank 1, the first tool bit 6 and the second tool bit 7 are fixedly connected with the tool shank 1 through hexagon socket head cap bolts, and a workpiece can be vertically cut;

the bottom ends of the longitudinal cutter grooves 4 in the cutter handle 1 are respectively provided with a transverse cutter groove 5, a first cutter head 6 and a second cutter head 7 are respectively moved into the transverse cutter grooves 5 on two sides of the cutter handle 1, the first cutter head 6 and the second cutter head 7 are fixedly connected with the cutter handle 1 through the hexagon socket head cap screw, and a workpiece can be transversely cut;

a first cutter head 6 is arranged on one side of the bottom of the cutter handle 1, a second cutter head 7 is arranged on the other side of the bottom of the cutter handle 1, and the cutting efficiency is improved through the mutual matching of the first cutter head 6 and the second cutter head 7;

the positioning groove 2 is in a conical design, the axis of the positioning groove 2 and the axis of the cutter handle 1 are collinear, one side, close to the cutter handle 1, of the longitudinal cutter groove 4 and one side, close to the cutter handle 1, of the transverse cutter groove 5 are located in the same plane, the directions of the longitudinal cutter groove 4 and the transverse cutter groove 5 are in a vertical design, the first cutter head 6 is fixed inside the longitudinal cutter groove 4 on one side of the cutter handle 1 through the inner hexagon bolt, and the second cutter head 7 is fixed inside the longitudinal cutter groove 4 on the other side of the cutter handle 1 through the inner hexagon bolt.

The working principle is as follows: when the tool is used, firstly, the clamping key 303 is pressed, the clamping key 303 is moved into the tool handle 1, then the top end of the tool handle 1 is moved into the transmission shaft, the shaft center bump of the transmission shaft is moved into the positioning groove 2, the reset plate 302 can drive the clamping key 303 to move into the key groove of the transmission shaft under the elastic action of the reset spring 304, the clamping key 303 and the transmission shaft are clamped with each other, and at the moment, the tool handle 1 is fixedly connected with the transmission shaft through the clamp;

secondly, the first tool bit 6 and the second tool bit 7 are respectively moved into the longitudinal tool grooves 4 on the two sides of the tool shank 1, the first tool bit 6 and the second tool bit 7 are fixedly connected with the tool shank 1 through the hexagon socket head cap bolts, and the workpiece can be vertically cut;

and finally, the first tool bit 6 and the second tool bit 7 are respectively moved into the transverse tool grooves 5 on the two sides of the tool holder 1, the first tool bit 6 and the second tool bit 7 are fixedly connected with the tool holder 1 through the hexagon socket head cap bolts, the workpiece can be transversely cut, and the use work of the high-magnification PCD composite tool is finally completed.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a high magnification PCD compound sword, includes handle of a knife (1), constant head tank (2) and vertical sword groove (4), its characterized in that: a positioning groove (2) is formed in the middle of the top end of the cutter handle (1), a protective structure (3) is arranged on one side of the top of the cutter handle (1), and longitudinal cutter grooves (4) are formed in two sides of the bottom of the cutter handle (1);

the bottom ends of the longitudinal cutter grooves (4) in the cutter handle (1) are provided with transverse cutter grooves (5);

one side of the bottom of the knife handle (1) is provided with a first knife head (6), and the other side of the bottom of the knife handle (1) is provided with a second knife head (7).

2. The high rate PCD composite cutter according to claim 1, wherein: the positioning groove (2) is in a conical design, and the axis of the positioning groove (2) is collinear with the axis of the cutter handle (1).

3. The high rate PCD composite cutter according to claim 1, wherein: protective structure (3) include fixed slot (301), reset plate (302), joint key (303), reset spring (304) and telescopic link (305), fixed slot (301) set up in one side at handle of a knife (1) top, the inside one side of fixed slot (301) is provided with reset plate (302), one side of reset plate (302) is fixed with joint key (303), the both ends of reset plate (302) opposite side all are fixed with telescopic link (305), the outside of telescopic link (305) all is overlapped and is equipped with reset spring (304).

4. The high rate PCD composite cutter according to claim 3, wherein: one end of the clamping key (303) extends to the outside of the knife handle (1), and the clamping key (303) and the knife handle (1) are designed to slide horizontally.

5. The high rate PCD composite cutter according to claim 3, wherein: one end of the telescopic rod (305), which is far away from the reset plate (302), is fixedly connected with the inner wall of the knife handle (1), and the telescopic rod (305) and the reset plate (302) form a telescopic structure through a reset spring (304).

6. The high rate PCD composite cutter according to claim 1, wherein: one sides of the longitudinal cutter grooves (4) and the transverse cutter grooves (5) close to the cutter handle (1) are located in the same plane, and the directions of the longitudinal cutter grooves (4) and the transverse cutter grooves (5) are designed vertically.

7. The high rate PCD composite cutter according to claim 1, wherein: the first tool bit (6) is fixed inside the longitudinal tool groove (4) on one side of the tool handle (1) through the inner hexagon bolt, and the second tool bit (7) is fixed inside the longitudinal tool groove (4) on the other side of the tool handle (1) through the inner hexagon bolt.