CN210996924U

CN210996924U - Thread milling cutter

Info

Publication number: CN210996924U
Application number: CN201921478319.XU
Authority: CN
Inventors: 邱天晓
Original assignee: Changzhou Junzhuo Tool Co ltd
Current assignee: Changzhou Junzhuo Tool Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-07-14
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a thread milling cutter, including the thread milling cutter main part, the inner center of thread milling cutter main part is equipped with the knife rest, the bearing frame has been cup jointed to the outside end of knife rest, the inner center of knife rest is equipped with the lagging, the front position threaded connection of lagging has the cutter body, there is the stopper lagging's rear end position through threaded connection, the bottom position fixedly connected with link of stopper, the inner center of cutter body is equipped with the handle of a knife, the thread groove has been seted up on the handle of a knife, the inner bottom of bearing frame is equipped with the planking, the lower extreme position of planking is equipped with the second separation blade, the inner rotation of planking is connected with the ball, the front end of ball is connected with first separation blade, the front end position of first separation. The utility model discloses a thread milling cutter through the setting of bearing frame, realizes the purpose of inner idle running protection.

Description

Thread milling cutter

Technical Field

The utility model relates to a cutter equipment technical field specifically is thread milling cutter.

Background

The thread milling technology is increasingly widely applied to mechanical manufacturing, the development of the industry is promoted, the application of the thread milling technology requires attention to the shape of an applicable workpiece, a favorable processing scheme and a thread milling cutter with reliable quality, the advantages of the thread milling technology can be fully played and the effect is achieved only by comprehensively applying the thread milling technology, meanwhile, the performance of a machine tool is revealed to the greatest extent, the production capacity of the thread milling cutter is promoted, but the existing thread milling cutter has the following problems, the phenomenon of inconvenience in inner idle running protection exists, certain inconvenience is caused, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thread milling cutter 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: thread milling cutter, including the thread milling cutter main part, the inner center of thread milling cutter main part is equipped with the knife rest, the bearing frame has been cup jointed to the outside end of knife rest, the inner center of knife rest is equipped with the lagging, the front position threaded connection of lagging has the cutter body, the rear end position of lagging has the stopper through threaded connection, the bottom position fixedly connected with link of stopper, the inner center of cutter body is equipped with the handle of a knife, the thread groove has been seted up on the handle of a knife, the inner bottom of bearing frame is equipped with the planking, the lower extreme position of planking is equipped with the second separation blade, the inner rotation of planking is connected with the ball, the front end of ball is connected with first separation blade, the front position of first separation blade is.

Preferably, the first blocking piece at the inner end of the bearing seat is clamped and fixed with the ball in an adaptive manner.

Preferably, the ball is made of stainless steel alloy.

Preferably, the inner end of the tool rest is connected with the tool body through a sleeve plate.

Preferably, the inner end of the knife rest is connected with a groove body formed in the knife handle in an adaptive mode through threads and a limiting block.

Preferably, the thread and the limiting block at the inner end of the tool rest are limited by the connecting frame and the sleeve plate.

Preferably, the outer plate at the inner end of the bearing seat is connected with the knife handle through a second blocking piece.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the installation knife rest, the protection work of outer terminal surface is carried out to the knife rest, prevents that the phenomenon that the top damaged from appearing in the cutter body of inner, conveniently connects simultaneously for the front position of the inner lagging of knife rest is limited a position mutually with the link span, and the rear position is connected with the cutter body, and the lagging is in central protect function, and screw thread and stopper and cutter body lug connection realize link span, lagging and cutter body three's fixed purpose.

2. Through installation bearing frame, the setting of bearing frame can help carry out idle running protection purpose, when screw milling cutter main part inner drives the rotation through the knife rest, the cutter body through front position transmits, the cutter body is connected with the inner second separation blade of planking, rotation through the cutter body, drive the rotation of planking, make the inner ball rotate, act on first separation blade, make the tool bit rotate, when the planking rotates, can drive the rotation of tool bit and first separation blade, when not contacting with the mould, the ball at center can help carrying out the absorption of stress, and convey through changeing the power, realize idle running protection.

Drawings

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

FIG. 2 is a schematic view of the detachable structure of the knife holder of the present invention;

FIG. 3 is a schematic view of the structure of the knife body of the present invention;

fig. 4 is a schematic view of the structure of the bearing seat of the present invention.

In the figure: 1-a thread milling cutter body; 2-a tool rest; 3-bearing seat; 4-threading; 5-a connecting frame; 6-a limiting block; 7-sheathing; 8-cutter body; 9-a knife handle; 10-thread groove; 11-an outer plate; 12-a ball bearing; 13-a cutter head; 14-a first flap; 15-second baffle plate.

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. 1-4, the present invention provides a technical solution: a thread milling cutter comprises a thread milling cutter body 1, wherein a cutter rest 2 is arranged at the center of the inner end of the thread milling cutter body 1, a bearing seat 3 is sleeved at the outer side end of the cutter rest 2, a sleeve plate 7 is arranged at the center of the inner end of the cutter rest 2, a cutter body 8 is in threaded connection with the front end of the sleeve plate 7, a limiting block 6 is connected with the rear end of the sleeve plate 7 through a thread 4, a connecting frame 5 is fixedly connected with the bottom end position of the limiting block 6, a cutter handle 9 is arranged at the center of the inner end of the cutter body 8, a thread groove 10 is formed in the cutter handle 9, an outer plate 11 is arranged at the bottom of the inner end of the bearing seat 3, a second blocking piece 15 is arranged at the lower end position of the outer plate 11, a ball 12 is rotatably connected with the inner end of the outer plate 11, a first blocking piece 14 is connected with the, meanwhile, the connection is convenient, the front end of the sleeve plate 7 at the inner end of the tool rest 2 is limited by the connecting frame 5, the rear end of the sleeve plate is connected with the tool body 8, the sleeve plate 7 is in a central protection function, and the thread 4 and the limiting block 6 are directly connected with the tool body 8, so that the fixing purpose of the connecting frame 5, the sleeve plate 7 and the tool body 8 is achieved.

The first blocking piece 14 at the inner end of the bearing seat 3 is fixed with the ball 12 in a matched and clamped mode, the ball 12 is made of stainless steel alloy, the inner end of the tool rest 2 is connected with the cutter body 8 through a sleeve plate 7, the inner end of the tool rest 2 is connected with a groove body formed in the tool handle 9 in a matched and connected mode through a thread 4 and a limiting block 6, the thread 4 and the limiting block 6 at the inner end of the tool rest 2 are limited and arranged with the sleeve plate 7 through a connecting frame 5, an outer plate 11 at the inner end of the bearing seat 3 is connected with the tool handle 9 through a second blocking piece 15, the bearing seat 3 is arranged through installation, the bearing seat 3 can help to carry out idle rotation protection, when the inner end of the thread milling cutter body 1 is driven to rotate through the tool rest 2, the cutter body 8 at the front end is used for transmission, the cutter body 8 is connected with the second blocking piece 15, make tool bit 13 rotate, when planking 11 rotates, can drive the rotation of tool bit 13 and first separation blade 14, when not contacting with the mould, the ball 12 at center can help carrying out the absorption of stress, and conveys through changeing the power, realizes the protection of idle running.

The working principle is as follows: when the thread milling cutter needs to work, a user can carry out protection work on the outer end face through installing the cutter frame 2, the cutter frame 2 can prevent the cutter body 8 at the inner end from being damaged at the top, meanwhile, the connection is convenient, the front end position of a sleeve plate 7 at the inner end of the cutter frame 2 is limited by the connecting frame 5, the rear end position of the sleeve plate 7 is connected with the cutter body 8, the sleeve plate 7 is in a central protection function, the thread 4 and the limiting block 6 are directly connected with the cutter body 8, the fixing purpose of the connecting frame 5, the sleeve plate 7 and the cutter body 8 is achieved, the idle rotation protection purpose can be helped through installing the bearing seat 3 and the arrangement of the bearing seat 3, when the inner end of the thread milling cutter body 1 is driven to rotate through the cutter body 8 at the front end position, the cutter body 8 is connected with a second baffle 15 at the inner end of the outer plate 11, act on first separation blade 14 for tool bit 13 rotates, and when planking 11 rotated, can drive the rotation of tool bit 13 and first separation blade 14, when not contacting with the mould, central ball 12 can help carrying out the absorption of stress, and conveys through changeing the power, realizes the protection of idle running, accomplishes work.

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. Thread milling cutter, including thread milling cutter main part (1), its characterized in that: the thread milling cutter is characterized in that a cutter rest (2) is arranged at the center of the inner end of a thread milling cutter main body (1), a bearing seat (3) is sleeved at the outer side end of the cutter rest (2), a sleeve plate (7) is arranged at the center of the inner end of the cutter rest (2), a cutter body (8) is in threaded connection with the front end of the sleeve plate (7), a limiting block (6) is connected with the rear end of the sleeve plate (7) through a thread (4), a connecting frame (5) is fixedly connected with the bottom end of the limiting block (6), a cutter handle (9) is arranged at the center of the inner end of the cutter body (8), a thread groove (10) is formed in the cutter handle (9), an outer plate (11) is arranged at the bottom of the inner end of the bearing seat (3), a second blocking piece (15) is arranged at the lower end of the outer plate (11), a ball (12, a cutter head (13) is arranged at the front end of the first baffle plate (14).

2. The thread milling cutter as set forth in claim 1, wherein: and a first blocking piece (14) at the inner end of the bearing seat (3) is clamped and fixed with the ball (12) in an adaptive manner.

3. The thread milling cutter as set forth in claim 1, wherein: the ball (12) is made of stainless steel alloy.

4. The thread milling cutter as set forth in claim 1, wherein: the inner end of the tool rest (2) is connected with the tool body (8) through a sleeve plate (7).

5. The thread milling cutter as set forth in claim 1, wherein: the inner end of the tool rest (2) is connected with a groove body formed in the tool handle (9) in an adaptive mode through threads (4) and a limiting block (6).

6. The thread milling cutter as set forth in claim 1, wherein: the inner end of the tool rest (2) is provided with a thread (4) and a limiting block (6) which are limited with the sleeve plate (7) through a connecting frame (5).

7. The thread milling cutter as set forth in claim 1, wherein: an outer plate (11) at the inner end of the bearing seat (3) is connected with the knife handle (9) through a second blocking piece (15).