CN211758736U

CN211758736U - Machining cutter for machining shaft sleeve

Info

Publication number: CN211758736U
Application number: CN201922398922.3U
Authority: CN
Inventors: 尹良; 杨校敏
Original assignee: Suzhou Senju Precision Hardware Co ltd
Current assignee: Suzhou Senju Precision Hardware Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-27
Anticipated expiration: 2029-12-27

Abstract

The utility model belongs to a relate to axle sleeve processing equipment technical field, a processing cutter for processing axle sleeve, include rotatory blade holder and install cutter one, cutter two, cutter three on the blade holder, cutter one is including extension portion one, extension portion two, the head end of extension portion one is equipped with the point and colludes, be equipped with oblique sword one between extension portion one, the extension portion two, the afterbody of extension portion one is equipped with the step. A processing cutter for processing axle sleeve, be convenient for change the cutter, process out required axle sleeve, can reduction in production cost, the practicality is stronger, improves work efficiency, cost of manufacture low grade advantage.

Description

Machining cutter for machining shaft sleeve

Technical Field

The utility model relates to a shaft sleeve processing equipment technical field, concretely relates to processing cutter for processing shaft sleeve.

Background

In the axle sleeve processing, need transport the axle sleeve to different equipment and process with different processing cutter, people want to change the edge of a knife, then need change whole processing cutter, increase manufacturing cost, wait to improve urgently to current cutter machining precision is low, and axle sleeve machine-shaping is difficult for a bit.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect with not enough, provide a simple structure, reasonable in design, convenient to use's the rotatory processing cutter of numerical control lathe for processing axle sleeve.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a processing cutter for processing axle sleeve, includes rotatory blade holder and installs cutter one, cutter two, cutter three on the blade holder, cutter one is including extension portion one, extension portion two, the head end of extension portion one is equipped with the point and colludes, be equipped with oblique sword one between extension portion one, the extension portion two, the afterbody of extension portion one is equipped with the step.

Further, the second cutter comprises a drill head, a drill middle part and a drill tail, the taper of the drill head is 110-130 degrees, the middle part of the drill is provided with a boss, and the drill tail is provided with a step.

Further, the cutter III comprises a flat edge and a second inclined edge, and the included angle of the second inclined edge is 20-30 degrees.

Further, the included angle of the first inclined edge is 30-45 degrees.

Further, the flat edge is a hard alloy knife edge; the taper of the outer diameter of the flat edge is 0.003-0.005.

Furthermore, the drill head, the drill middle part and the drill tail part are of an integrated structure.

Furthermore, a convex body is arranged on the inner wall of the rotary cutter holder; mounting strip grooves are formed in the tail parts of the first cutter, the second cutter and the third cutter; the convex body is clamped with the mounting bar groove.

After the structure is adopted, the utility model discloses beneficial effect does: a processing cutter for processing axle sleeve, be convenient for change the cutter, process out required axle sleeve, can reduction in production cost, the practicality is stronger, improves work efficiency, cost of manufacture low grade advantage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 inventive exercise.

Fig. 1 is a structural view of a first cutter.

Fig. 2 is a structural view of a second cutter.

Fig. 3 is a structural view of the third cutter.

Fig. 4 is a view showing a structure of a machined bushing.

Fig. 5 is a view showing an internal structure of the machined sleeve.

Description of reference numerals:

1. a first cutter; 2. a second cutter; 3. a third cutter; 4. a shaft sleeve; 11. a sharp hook; 12. a first extending part; 13. a first inclined edge; 14. a second extension part; 15. a step; 21. a drill head; 22. The middle part of the drill bit; 23. a drill bit tail; 31. a flat edge; 32. and a second inclined edge.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1 to 5, the technical solution adopted by the present embodiment is: the utility model provides a processing cutter for processing axle sleeve, includes rotatory blade holder and installs cutter 1, cutter two 2, cutter three 3 on the blade holder, cutter 1 is including extension portion one 12, extension portion two 14, the head end of extension portion one 12 is equipped with the point and colludes 11, be equipped with oblique sword one 13 between extension portion one 12, the extension portion two 14, the afterbody of extension portion one 13 is equipped with step 15.

In this embodiment, the second cutter 2 includes a bit head 21, a bit middle 22, and a bit tail 23, the taper of the bit head 21 is 110-.

In this embodiment, the third cutting tool 3 includes a flat edge 31 and a second inclined edge 32, and the included angle of the second inclined edge 32 is 20-30 °.

In the embodiment, the included angle of the first inclined edge 13 is 30-45 degrees.

In this embodiment, the flat edge 31 is a cemented carbide cutting edge; the taper of the outer diameter of the flat edge is 0.003-0.005.

In this embodiment, the bit head 21, the bit middle 22, and the bit tail 23 are of an integral structure.

In this embodiment, a convex body is disposed on an inner wall of the rotary tool apron; mounting strip grooves are formed in the tail parts of the first cutter, the second cutter and the third cutter; the convex body is clamped with the mounting bar groove.

In order to process the shaft sleeve 4, firstly, a workpiece to be processed is drilled by a cutter II, the inner contour of the shaft sleeve is drilled, then, a front hole of the shaft sleeve is finished by the cutter I, the tip of the cutter I hooks the inner bore of the inner contour of the shaft sleeve, the inclined blade of the cutter I is used for turning the inner inclined surface of the shaft sleeve, a cutter III is used for turning the outer contour of the shaft sleeve, and the flat blade of the cutter III is used for processing the outer groove of the shaft sleeve.

After adopting above-mentioned structure, this embodiment's beneficial effect does: a processing cutter for processing axle sleeve, be convenient for change the cutter, process out required axle sleeve, can reduction in production cost, the practicality is stronger, improves work efficiency, cost of manufacture low grade advantage.

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 replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a processing cutter for processing axle sleeve which characterized in that: the tool comprises a rotary tool apron and a first tool, a second tool and a third tool which are arranged on the tool apron, wherein the first tool comprises a first extension part and a second extension part, the head end of the first extension part is provided with a sharp hook, a first inclined edge is arranged between the first extension part and the second extension part, and the tail part of the first extension part is provided with a step.

2. A machine tool for machining a sleeve according to claim 1, wherein: the cutter II comprises a drill head, a drill middle part and a drill tail, the taper of the drill head is 110-130 degrees, the drill middle part is provided with a boss, and the drill tail is provided with a step.

3. A machine tool for machining a sleeve according to claim 1, wherein: the cutter III comprises a flat edge and an inclined edge II, and the included angle of the inclined edge II is 20-30 degrees.

4. A machine tool for machining a sleeve according to claim 1, wherein: the included angle of the first inclined edge is 30-45 degrees.

5. A machine tool for machining a sleeve according to claim 3, wherein: the flat edge is a hard alloy knife edge; the taper of the outer diameter of the flat edge is 0.003-0.005.

6. A machine tool for machining a sleeve according to claim 2, wherein: the drill bit head, the drill bit middle part and the drill bit tail part are of an integrated structure.

7. A machine tool for machining a sleeve according to claim 1, wherein: a convex body is arranged on the inner wall of the rotary cutter holder; the tail parts of the first cutter, the second cutter and the third cutter are provided with mounting strip grooves, and the convex body is clamped with the mounting strip grooves.