CN212168987U

CN212168987U - Anti-sideslip turning tool

Info

Publication number: CN212168987U
Application number: CN202020564632.1U
Authority: CN
Inventors: 韩向; 田春宝
Original assignee: Shanghai New Yamada Precision Tools Co ltd
Current assignee: Shanghai New Yamada Precision Tools Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-18
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a turning tool capable of preventing sideslip, which comprises a tool bar and a turning blade, wherein the inner side surface of the tool bar is matched with the inner side surface of a turning tool mounting groove of a tool handle, the lower surface of the tool bar is an inclined plane structure with an included angle smaller than 90 degrees with the inner side surface of the tool bar, an oblique line arc groove matched with a pressing mechanism is arranged on the upper surface of the tool bar, an extending part with a width smaller than the whole width is arranged at one end of the tool bar close to a product to be processed, and a turning blade mounting groove is arranged at the upper; the upper end of one side of the turning blade close to a product to be processed is provided with a cutting edge, and the turning blade is welded in the turning blade mounting groove. The utility model discloses utilize two benchmarks and the effectual combination of slash arc groove, can utilize hold-down mechanism with this lathe tool firmly compress tightly on the lathe tool mounting groove of handle of a knife, avoid in the high-speed course of working lathe tool from the inboard roll-off of lathe tool mounting groove of handle of a knife, improved the security performance of lathe tool processing, brought great facility for the cutting process work of lathe tool.

Description

Anti-sideslip turning tool

Technical Field

The utility model relates to a lathe tool cutting process technical field, in particular to prevent lathe tool of sideslip.

Background

A turning tool refers to a tool for turning a machined part. The turning tool is used for various lathes to machine excircle, inner hole, end face, thread, lathing groove and the like. Any tool is composed of two parts, namely a tool bit and a tool handle. The tool bit is used for cutting, and the handle of a knife is used for the clamping. Although the variety of tools used for cutting machining is wide, the compositions of the cutting portions of the tools do have in common. The cutting portion of a turning tool can be considered to be the most basic form of cutting portion of various tools.

The lathe tool is before processing, need adopt hold-down mechanism to sticis the lathe tool mounting groove at the handle of a knife with the lathe tool, then treat the product of processing and process, the lathe tool is in high-speed course of working, the cutting edge of lathe tool needs to contact with the product of treating processing, because the reason of clamping-force during the contact, very easily make the lathe tool follow the inboard roll-off of lathe tool mounting groove of handle of a knife, the condition that the lathe tool fly out back caused hurting people easily takes place, the security performance of lathe tool processing has been reduced, the cutting process work of giving the lathe tool has brought great inconvenience.

SUMMERY OF THE UTILITY MODEL

For solving the problem that prior art exists, the utility model aims at providing a reasonable in design, moreover, the steam generator is simple in structure, utilize two benchmarks and the effectual combination of slash arc groove, can utilize hold-down mechanism with this lathe tool firmly compress tightly on the lathe tool mounting groove of handle of a knife, avoid high-speed course of working lathe tool from the inboard roll-off of lathe tool mounting groove of handle of a knife, avoid causing the condition of hindering the people and hindering the machine to take place, the security performance of lathe tool processing has been improved, the cutting process work of giving the lathe tool has brought great convenient lathe tool of preventing sideslipping.

For solving the above technical problem, the utility model discloses a following technical scheme realizes:

a turning tool capable of preventing sideslip is characterized by comprising

The tool bar is used for pressing the tool bar on a turning tool mounting groove of the tool handle by adopting a pressing mechanism, the inner side surface of the tool bar is matched with the inner side surface of the turning tool mounting groove of the tool handle, the lower surface of the tool bar is of an inclined surface structure with an included angle smaller than 90 degrees with the inner side surface of the tool bar, an oblique line arc groove matched with the pressing mechanism is arranged on the upper surface of the tool bar, an extending part with the width smaller than the whole width of the extending part is arranged at one end of the tool bar close to a product to be processed, and a one-blade mounting;

and the upper end of one side of the turning blade, which is close to the product to be processed, is provided with a cutting edge, and the turning blade is welded in the turning blade mounting groove.

In a preferred embodiment of the present invention, the angle between the bevel structure of the tool bar and the inner surface thereof is 75-85 °.

In a preferred embodiment of the present invention, the angle between the bevel structure of the tool bar and the inner side surface thereof is 80 °.

In a preferred embodiment of the present invention, the included angle between the oblique line arc groove and the inner side surface of the cutter bar is 30-60 °.

In a preferred embodiment of the present invention, the included angle between the oblique line arc groove and the inner side surface of the cutter bar is 45 °.

In a preferred embodiment of the present invention, the tool bar is made of a hard alloy material.

In a preferred embodiment of the present invention, the lathe tool is made of PCD or PCBN material.

Compared with the prior art, the utility model discloses utilize two benchmarks and the effectual combination of slash arc-shaped groove, can utilize hold-down mechanism with this lathe tool firmly compress tightly on the lathe tool mounting groove of handle of a knife, avoid high-speed in the course of working lathe tool from the inboard roll-off of lathe tool mounting groove of handle of a knife, avoid causing the condition emergence of hindering the people and hindering the machine, improved the security performance of lathe tool processing, brought great facility for the cutting process work of lathe tool.

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 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 creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of fig. 1.

Fig. 3 is a top view of fig. 1.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

Referring to fig. 1 to 3, a turning tool for preventing side sliding is shown, which comprises a tool holder 100 and a turning insert 200 made of cemented carbide, wherein the turning insert 200 is made of PCD or PCBN or other cutting materials, and the service life of the turning insert 200 is effectively prolonged by adopting the structure.

The cutter arbor 100 is used for adopting hold-down mechanism to compress tightly it on the lathe tool mounting groove of handle of a knife, and medial surface 110 of cutter arbor 100 cooperatees with the medial surface of the lathe tool mounting groove of handle of a knife, and the lower surface of cutter arbor 100 is for rather than contained angle between the medial surface be less than 90 inclined plane structure 120, is equipped with the slash arc groove 130 with hold-down mechanism matched with at the upper surface of cutter arbor 100.

Utilize the inclined plane structure 120 of cutter arbor 100 as first reference surface, utilize the medial surface 110 of cutter arbor 100 as the second reference surface, utilize two benchmarks and the effectual combination of slash arc groove 130, can utilize hold-down mechanism with this lathe tool firmly compress tightly on the lathe tool mounting groove of handle of a knife, avoid high-speed in-process lathe tool from the inboard roll-off of lathe tool mounting groove of handle of a knife.

An extension part 140 with a width smaller than the whole width is arranged at one end of the cutter bar 100 close to a product to be processed, a turning blade mounting groove 141 is arranged at the upper end of the extension part 140, a turning blade 200 is welded in the turning blade mounting groove 141, the turning blade 200 is used for cutting the product to be processed, and a cutting edge 210 is arranged at the upper end of one side of the turning blade 200 close to the product to be processed.

The included angle a between the inclined plane structure 120 of the cutter arbor 100 and the inner side surface 110 thereof is 75-85 degrees, the included angle a between the inclined plane structure 120 of the cutter arbor 100 and the inner side surface 110 thereof is 80 degrees in this embodiment, the included angle B between the oblique line arc groove 130 and the inner side surface 110 of the cutter arbor 100 is 30-60 degrees, the included angle B between the oblique line arc groove 130 and the inner side surface 110 of the cutter arbor 100 is 45 degrees in this embodiment, by adopting the structure, the turning tool can be effectively and firmly pressed on the turning tool mounting groove of the cutter handle, and the side slipping phenomenon is avoided.

To sum up the utility model discloses utilize the effectual combination of double standard and slash arc groove, can utilize hold-down mechanism with this lathe tool firmly compress tightly on the lathe tool mounting groove of handle of a knife, avoid high-speed in the course of working lathe tool from the inboard roll-off of lathe tool mounting groove of handle of a knife, avoid causing the condition emergence of hindering the people and hindering the machine, improved the security performance of lathe tool processing, brought great facility for the cutting process work of lathe tool.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A turning tool capable of preventing sideslip is characterized by comprising

2. An anti-roll-off tool as defined in claim 1, wherein: the included angle between the inclined plane structure of the cutter bar and the inner side surface of the cutter bar is 75-85 degrees.

3. An anti-roll-off tool as claimed in claim 2, wherein: the inclined plane structure of cutter arbor is 80 rather than the medial surface between the contained angle.

4. An anti-roll-off tool as defined in claim 1, wherein: the included angle between the oblique line circular arc groove and the inner side surface of the cutter bar is 30-60 degrees.

5. The turning tool of claim 4 for preventing side slip, wherein: the included angle between the oblique line circular arc groove and the inner side surface of the cutter bar is 45 degrees.

6. An anti-roll-off tool as defined in claim 1, wherein: the cutter bar is made of hard alloy materials.

7. An anti-roll-off tool as defined in claim 1, wherein: the lathe blade is made of PCD or PCBN materials.