CN212793061U

CN212793061U - Turning tool for machining automobile synchronizer gear hub

Info

Publication number: CN212793061U
Application number: CN202021370940.7U
Authority: CN
Inventors: 彭兴文; 李明; 周铁柱
Original assignee: Yiyang Daohe Auto Parts Co ltd
Current assignee: Yiyang Daohe Auto Parts Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-03-26
Anticipated expiration: 2030-07-14

Abstract

The utility model discloses a lathe tool for processing car synchronizer gear hub, including the square knife rest, the overlap joint of the cutter draw-in groove diapire of square knife rest has the handle of a knife, the upper surface overlap joint of handle of a knife has locking bolt, the draw-in groove has been seted up to the side of handle of a knife, the inner wall joint of draw-in groove has the cardboard, the positive threaded connection of cardboard has fixing bolt, the side fixedly connected with cutter arbor of cardboard, first inclined plane has been seted up to the side of cutter arbor, the second inclined plane has been seted up to one side back of cutter arbor, the side threaded connection of cutter arbor has positioning bolt. This a lathe tool for processing vapour lock ware tooth hub through setting up square knife rest, handle of a knife, locking bolt, draw-in groove, cardboard, fixing bolt and cutter arbor, is convenient for through locking bolt fixed square knife rest and handle of a knife to make the cutter arbor pass through cardboard and handle of a knife joint, through fixing bolt fixed cutter arbor and handle of a knife, thereby reach this a lathe tool for processing vapour lock ware tooth hub and have the effect of changing the cutter arbor.

Description

Turning tool for machining automobile synchronizer gear hub

Technical Field

The utility model relates to an automobile parts processing technology field specifically is a lathe tool for processing car synchronizer gear hub.

Background

A very important device, namely a "synchronizer", is located within the structure of the manual transmission. The synchronizer has the obvious effect that when the gear is shifted, the rotating speed of the gear at the power output end is higher than that of the gear which is to be shifted into the gear immediately, and if the synchronizer is not arranged, a gear rotating at a low speed is forced to be plugged into a gear rotating at a high speed, so that the gear beating phenomenon is certainly caused. Whereas a turning tool is a tool for turning machining having a cutting portion. Turning tools are one of the most widely used tools in cutting machining. The working part of the turning tool is a part for generating and processing chips, and comprises a cutting edge, a structure for breaking or rolling up the chips, a space for discharging or storing the chips, a channel of cutting fluid and other structural elements.

When the conventional turning tool is used for processing the gear hub of the automobile synchronizer, due to the fact that rough machining cutting speed is high, cuttings are easy to wind and wind on a hard alloy blade at the tool tip of the turning tool, and observation and the cutting effect of the blade are affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lathe tool for processing car synchronizer gear hub to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lathe tool for processing car synchronizer gear hub, includes the square knife rest, the overlap joint of the cutter draw-in groove diapire of square knife rest has the handle of a knife, the upper surface overlap joint of handle of a knife has locking bolt, the draw-in groove has been seted up to the side of handle of a knife, the inner wall joint of draw-in groove has the cardboard, the positive threaded connection of cardboard has fixing bolt, the side fixedly connected with cutter arbor of cardboard, first inclined plane has been seted up to the side of cutter arbor, the second inclined plane has been seted up at one side back of cutter arbor, the side threaded connection of cutter arbor has positioning bolt, positioning bolt fixedly connected with carbide tool bit is passed through to one side of cutter arbor, the chip groove has been seted.

Preferably, the bottom end of the locking bolt penetrates through the surface of the square tool rest and extends to the inner top wall of the tool clamping groove of the square tool rest to be in lap joint with the surface of the tool shank, and a gasket is lapped on the lower surface of the tool shank.

Preferably, one end of each fixing bolt penetrates through the front faces of the tool handle and the clamping plate and extends to the back face of the tool handle, and the number of the fixing bolts is four.

Preferably, the side surface of the cutter bar is lapped with the side surface of the cutter handle, and the cutter bar and the cutter handle are both in a square column shape.

Preferably, the shape of the carbide tool bit is trapezoidal, and the upper surface of the carbide tool bit and the surface of the cutter bar are in the same horizontal plane.

Preferably, one side of the lower surface of the cemented carbide tool bit is in threaded fixation with the first inclined surface on one side of the tool bar through two positioning bolts.

Advantageous effects

The utility model provides a lathe tool for processing car synchronizer tooth hub possesses following beneficial effect:

1. this a lathe tool for processing vapour lock ware tooth hub through setting up square knife rest, handle of a knife, locking bolt, draw-in groove, cardboard, fixing bolt and cutter arbor, is convenient for through locking bolt fixed square knife rest and handle of a knife to make the cutter arbor pass through cardboard and handle of a knife joint, through fixing bolt fixed cutter arbor and handle of a knife, thereby reach this a lathe tool for processing vapour lock ware tooth hub and have the effect of changing the cutter arbor.

2. This a lathe tool for processing vapour lock tooth hub sets up positioning bolt through setting up cutter arbor, first inclined plane, second inclined plane, positioning bolt, carbide tool bit and chip groove through the first inclined plane at the cutter arbor, is convenient for change carbide tool bit and does not influence the tool bit processing to reach this a lathe tool for processing vapour lock tooth hub and have the effect that does not influence normal processing.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is the perspective view of the cutter bar of the present invention.

In the figure: the tool comprises a square tool rest 1, a tool shank 2, a locking bolt 3, a clamping groove 4, a clamping plate 5, a fixing bolt 6, a tool shank 7, a first inclined surface 8, a second inclined surface 9, a positioning bolt 10, a hard alloy tool bit 11 and a chip groove 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a lathe tool for processing car synchronizer gear hub, including square knife rest 1, the overlap joint of square knife rest 1's cutter draw-in groove diapire has handle of a knife 2, the upper surface overlap joint of handle of a knife 2 has locking bolt 3, locking bolt 3's bottom runs through square knife rest 1's surface and extends to the interior roof of square knife rest 1's cutter draw-in groove and handle of a knife 2's surface overlap joint, and handle of a knife 2's lower surface overlap joint has the gasket, draw-in groove 4 has been seted up to handle of a knife 2's side, draw-in groove 4's inner wall joint has cardboard 5, cardboard 5's front threaded connection has fixing bolt 6, fixing bolt 6's one end runs through handle of a knife 2 and cardboard 5 the front and extends to handle of a knife 2's the back, and fixing bolt 6's quantity is four, cardboard 5's side fixedly connected with cutter arbor 7.

Through setting up square knife rest 1, handle of a knife 2, locking bolt 3, draw-in groove 4, cardboard 5, fixing bolt 6 and cutter arbor 7, be convenient for through 3 fixed square knife rest 1 of locking bolt and handle of a knife 2 to make cutter arbor 7 pass through

cardboard

5 and 2 joints of handle of a knife, through 6 fixed cutter arbor 7 of fixing bolt and handle of a knife 2, thereby reach this a lathe tool for processing car synchronization ware tooth hub and have the effect of changing the cutter arbor.

First inclined plane 8 has been seted up to the side of cutter arbor 7, second inclined plane 9 has been seted up to one side back of cutter arbor 7, the side threaded connection of cutter arbor 7 has positioning bolt 10, positioning bolt 10 fixedly connected with carbide tool bit 11 is passed through to one side of cutter arbor 7, the shape of carbide tool bit 11 is trapezoidal, and the upper surface of carbide tool bit 11 and the surface of cutter arbor 7 are at same horizontal plane, chip groove 12 has been seted up on the main cutting edge surface of carbide tool bit 11, positioning bolt 10 and the first inclined plane 8 threaded connection of cutter arbor 7 one side are passed through to lower surface one side of carbide tool bit 11, and positioning bolt 10's quantity is two.

Through setting up cutter arbor 7, first inclined plane 8, second inclined plane 9, positioning bolt 10, carbide tool bit 11 and chip groove 12, set up positioning bolt 10 through first inclined plane 8 at cutter arbor 7, be convenient for change carbide tool bit 11 and do not influence the tool bit processing to reach this a lathe tool for processing car synchronizer gear hub and have the effect that does not influence normal processing.

The working principle is as follows: when using the lathe tool that is used for processing the synchromesh tooth hub, make the square knife rest 1 pass through locking bolt 3 and handle of a knife 2 fixed connection to make cutter arbor 7 peg graft with handle of a knife 2 through cardboard 5, make handle of a knife 2 pass through fixing bolt 6 and cardboard 5 fixed connection, the first inclined plane 8 of cutter arbor 7 one side is fixed with carbide tool bit 11 through positioning bolt 10, thereby reach this lathe tool that is used for processing the synchromesh tooth hub and have the effect that does not influence normal processing chip removal.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lathe tool for processing car synchronous ware tooth hub, includes square tool rest (1), its characterized in that: a knife handle (2) is lapped on the bottom wall of the knife clamping groove of the square knife rest (1), a locking bolt (3) is lapped on the upper surface of the knife handle (2), a clamping groove (4) is formed in the side surface of the knife handle (2), a clamping plate (5) is clamped on the inner wall of the clamping groove (4), the front surface of the clamping plate (5) is in threaded connection with a fixed bolt (6), the side surface of the clamping plate (5) is fixedly connected with a cutter bar (7), a first inclined plane (8) is arranged on the side surface of the cutter bar (7), a second inclined plane (9) is arranged on the back surface of one side of the cutter bar (7), the side surface of the cutter bar (7) is in threaded connection with a positioning bolt (10), one side of the cutter bar (7) is fixedly connected with a hard alloy cutter head (11) through the positioning bolt (10), the surface of a main cutting edge of the hard alloy cutter head (11) is provided with a chip groove (12).

2. The turning tool for machining the gear hub of the synchronizer of the automobile as claimed in claim 1, wherein: the bottom end of the locking bolt (3) penetrates through the surface of the square tool rest (1) and extends to the inner top wall of the tool clamping groove of the square tool rest (1) to be in lap joint with the surface of the tool handle (2), and a gasket is lapped on the lower surface of the tool handle (2).

3. The turning tool for machining the gear hub of the synchronizer of the automobile as claimed in claim 1, wherein: one end of each fixing bolt (6) penetrates through the front faces of the tool handles (2) and the clamping plates (5) and extends to the back faces of the tool handles (2), and the number of the fixing bolts (6) is four.

4. The turning tool for machining the gear hub of the synchronizer of the automobile as claimed in claim 1, wherein: the side face of the cutter bar (7) is in lap joint with the side face of the cutter handle (2), and the cutter bar (7) and the cutter handle (2) are both square column-shaped.

5. The turning tool for machining the gear hub of the synchronizer of the automobile as claimed in claim 1, wherein: the hard alloy cutter head (11) is trapezoidal in shape, and the upper surface of the hard alloy cutter head (11) and the surface of the cutter bar (7) are on the same horizontal plane.

6. The turning tool for machining the gear hub of the synchronizer of the automobile as claimed in claim 1, wherein: one side of the lower surface of the hard alloy cutter head (11) is in threaded fixation with a first inclined surface (8) on one side of the cutter bar (7) through a positioning bolt (10), and the number of the positioning bolts (10) is two.