CN214557973U

CN214557973U - Indexable insert pinion cutter

Info

Publication number: CN214557973U
Application number: CN202120855460.8U
Authority: CN
Inventors: 范晓海
Original assignee: Meigeli Zhejiang Technology Co ltd
Current assignee: Meigeli Zhejiang Technology Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-02
Anticipated expiration: 2031-04-23

Abstract

The utility model provides a but transposition blade pinion cutter belongs to cutter technical field. The cutter solves the problems that the blade and the cutter body of the existing slotting cutter are integrally manufactured and formed, and after the cutter is used for a period of time, the blade is easy to damage, so that the whole slotting cutter needs to be replaced. This but transposition blade pinion cutter, install the blade on the cutter body including cutter body and a plurality of, the outer tooth portion that has a plurality of interval distribution on the perisporium of cutter body, all set up the blade mounting groove that supplies corresponding blade location installation on the outer tooth portion, the both sides of blade inner have with the blade locating surface of the groove face laminating location of blade mounting groove, the groove face of laminating mutually with the blade locating surface on the blade mounting groove is mounting groove locating groove face, the outward flange at blade top outwards extends and forms the step flange, the blade passes through the connecting piece can be dismantled and connect in the blade mounting groove. The utility model has the advantages of the split type setting of blade cutter body, the blade is changed conveniently.

Description

Indexable insert pinion cutter

Technical Field

The utility model belongs to the technical field of the cutter, a pinion cutter is related to, in particular to indexable insert pinion cutter.

Background

The pinion cutter is a gear-shaped or rack-shaped gear machining cutter. The blade and the cutter body of the traditional pinion cutter are integrally manufactured and formed, after the traditional pinion cutter is used for a period of time, the blade is easy to damage and needs to be polished, the process is relatively troublesome, and if the blade is seriously damaged, the whole pinion cutter needs to be replaced, so that the problem of high replacement cost is caused.

Disclosure of Invention

The utility model aims at providing a split type setting of blade cutter body to the above-mentioned problem that exists among the prior art, and the convenient indexable insert pinion cutter is changed to the blade.

The purpose of the utility model can be realized by the following technical proposal: the indexable insert pinion cutter is characterized by comprising a cutter body and a plurality of inserts arranged on the cutter body, wherein a plurality of outer tooth parts distributed at intervals are arranged on the peripheral wall of the cutter body, insert mounting grooves for positioning and mounting corresponding inserts are formed in the outer tooth parts, insert positioning surfaces which are positioned by being attached to groove surfaces of the insert mounting grooves are arranged on two sides of the inner ends of the inserts, the groove surfaces attached to the insert positioning surfaces on the insert mounting grooves are mounting groove positioning groove surfaces, the outer edges of the tops of the inserts extend outwards to form step flanges, and the inserts are detachably connected into the insert mounting grooves through connecting pieces.

In the indexable insert pinion cutter, the insert positioning surface is inclined, and the mounting groove positioning groove surface which is positioned in contact with the insert positioning surface is inclined.

In the indexable insert pinion cutter, the insert is provided with the first screw hole, the outer tooth part is provided with the second screw hole at a position corresponding to the first screw hole, and the first screw hole and the second screw hole are connected in a matched manner through the connecting piece.

In the indexable insert pinion cutter, the first screw hole is inclined away from the center of the cutter body, and the second screw hole correspondingly formed is inclined away from the center of the cutter body.

In the indexable insert pinion cutter described above, the attachment member is an insert screw.

In the indexable insert pinion cutter, the inserts are symmetrically arranged with the first screw hole as a center.

In the indexable insert pinion cutter, the cutter body has a bowl-shaped structure.

In the indexable insert pinion cutter, the cutter body is made of high-speed steel.

In the indexable insert pinion cutter described above, the insert is made of cemented carbide.

In the indexable insert pinion as described above, the center portion of the cutter body has a center hole.

Compared with the prior art, the indexable insert pinion cutter has the following advantages:

1. the blades are detachably connected, the worn and damaged blades do not need to be repaired, the replacement is convenient, and the use cost of the slotting cutter is reduced;

2. the indexable cutter blade has the using effects of long service life and high efficiency, the cutter blade is prevented from being frequently replaced, and the service life of the cutter blade is prolonged;

3. the blade is stable to be connected on the blade mounting groove, and the location is firm, is difficult for taking place to shift and rocks, and blade connection stability is higher, and the working effect that the blade reached is better.

Drawings

Fig. 1 is a schematic perspective view of the indexable insert pinion cutter.

Fig. 2 is a schematic cross-sectional view of the indexable insert pinion cutter.

Fig. 3 is a perspective view of the blade.

Fig. 4 is a partial structural schematic view of the indexable insert pinion cutter.

In the figure, 1, a cutter body; 2. a blade; 3. an outer tooth portion; 4. a blade mounting groove; 5. a blade positioning surface; 6. mounting a groove positioning surface; 7. a step flange; 8. a first screw hole; 9. a second screw hole; 10. a central bore; 11. a connecting member.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2, 3 and 4, the indexable insert-toothed cutter comprises a cutter body 1 and a plurality of inserts 2 mounted on the cutter body 1, wherein the peripheral wall of the cutter body 1 is provided with a plurality of external teeth 3 distributed at intervals, the external teeth 3 are respectively provided with an insert mounting groove 4 for positioning and mounting the corresponding insert 2, two sides of the inner end of the insert 2 are provided with an insert positioning surface 5 for being attached and positioned with the groove surface of the insert mounting groove 4, the groove surface attached with the insert positioning surface 5 on the insert mounting groove 4 is an installation groove positioning groove surface 6, the outer edge of the top of the insert 2 extends outwards to form a step flange 7, the insert 2 is detachably connected in the insert mounting groove 4 through a connecting piece 11, the insert positioning surfaces 5 are correspondingly attached with the installation groove positioning groove surfaces 6 one by one to play roles of limiting and positioning, so that the insert 2 is not displaced when being mounted, and the insert 2 is mounted more stably, the connecting effect is better.

Preferably, the body 1 is of a bowl-like structure.

Preferably, the cutter body 1 is made of high-speed steel.

Preferably, the blade 2 is made of cemented carbide.

Preferably, the cutter body 1 has a central hole 10 in the middle.

Preferably, the blade positioning surface 5 is obliquely arranged, and the mounting groove positioning groove surface 6 which is attached to and positioned on the blade positioning surface 5 is obliquely arranged.

Preferably, the blade 2 is provided with a first screw hole 8, the outer tooth portion 3 is provided with a second screw hole 9 at a position corresponding to the first screw hole 8, the first screw hole 8 and the second screw hole 9 are connected in a matched mode through a connecting piece 11, the first screw hole 8 inclines away from the center of the cutter body 1, the second screw hole 9 correspondingly formed inclines away from the center of the cutter body 1, and the connecting piece 11 is a screw of the blade 2.

In more detail, the blade 2 is symmetrically arranged by taking the screw hole I8 as a center, two ends of the blade 2 are of a symmetrical structure, when one end of the blade 2 is worn or damaged in a certain period of time, the blade 2 can be rotated, and the other end of the blade 2 is used for processing a workpiece; if both ends of the blade 2 are damaged, the blade 2 is disassembled and replaced.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an indexable insert pinion cutter, its characterized in that, installs blade (2) on cutter body (1) including cutter body (1) and a plurality of, have a plurality of interval distribution's outer tooth portion (3) on the perisporium of cutter body (1), outer tooth portion (3) on all set up blade mounting groove (4) that supply corresponding blade (2) location installation, the both sides of blade (2) inner have with blade positioning surface (5) of the groove face laminating location of blade mounting groove (4), the groove face that laminates with blade positioning surface (5) on blade mounting groove (4) is mounting groove positioning surface (6), the outward flange of blade (2) top outwards extends and forms step flange (7), blade (2) can dismantle through connecting piece (11) and connect in blade mounting groove (4).

2. An indexable insert pinion as claimed in claim 1, wherein the insert locating surface (5) is inclined and the mounting groove locating surface (6) which is positioned in abutment with the insert locating surface (5) is inclined.

3. The indexable insert pinion cutter as claimed in claim 1, wherein the insert (2) is provided with a first screw hole (8), the outer tooth portion (3) is provided with a second screw hole (9) at a position corresponding to the first screw hole (8), and the first screw hole (8) and the second screw hole (9) are connected in a matched manner through a connecting member (11).

4. An indexable insert slotting tool according to claim 3 wherein the first threaded hole (8) is inclined away from the center of the tool body (1) and the corresponding second threaded hole (9) is inclined away from the center of the tool body (1).

5. An indexable insert pinion according to claim 1, wherein the connecting member (11) is an insert (2) screw.

6. An indexable insert pinion according to claim 3, wherein the inserts (2) are arranged symmetrically about the first threaded hole (8).

7. An indexable insert pinion according to claim 1, wherein the body (1) is bowl-shaped.

8. An indexable insert pinion according to claim 1, wherein the body (1) is made of high speed steel.

9. An indexable insert pinion according to claim 1, wherein the insert (2) is made of cemented carbide.

10. An indexable insert pinion according to claim 1, wherein the body (1) has a central bore (10) in the middle.