CN211991131U

CN211991131U - Milling cutter

Info

Publication number: CN211991131U
Application number: CN202020655315.0U
Authority: CN
Inventors: 奚旭; 奚志宇
Original assignee: Wuxi Ruibang Tool Technology Co ltd
Current assignee: Wuxi Ruibang Tool Technology Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2020-11-24
Anticipated expiration: 2030-04-26

Abstract

The utility model belongs to the metal processing field, concretely relates to milling cutter, including cutter body, mounting and locating pin, cutter body one end is twisted through surperficial screw and is connect to the mounting in, the mounting side sets up the locating pin, just in the one end of locating pin is deepened the mounting, with the cutter body joint. The utility model provides a current milling cutter adjust the problem of difficulty, utilize the screw thread to be linked together mounting and blade, form stable cutting edge and adjust, help realizing milling cutter's length adjustment.

Description

Milling cutter

Technical Field

The utility model belongs to the metal processing field, concretely relates to milling cutter.

Background

A milling cutter, which is a rotary tool for milling having one or more cutter teeth, intermittently cuts off the allowance of a workpiece in sequence by each cutter tooth. The milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cut-off workpieces and the like on a milling machine. When the milling cutter is used for machining a tool, the height of the milling cutter is often required to be adjusted according to different machining materials and machining requirements, but in the using process, the cutting edge of the milling cutter and the cutter body are integrated, so that the using length of the double-edge spiral milling cutter is difficult to adjust.

SUMMERY OF THE UTILITY MODEL

Problem to among the prior art, the utility model provides a milling cutter has solved the problem that current milling cutter adjusted the difficulty, utilizes the screw thread to be linked together mounting and blade, forms stable cutting edge and adjusts, helps realizing milling cutter's length adjustment.

In order to realize the technical purpose, the technical proposal of the utility model is that:

a milling cutter comprises a cutter body, a fixing piece and a positioning pin, wherein one end of the cutter body is screwed into the fixing piece through surface threads, the positioning pin is arranged on the side surface of the fixing piece, and one end of the positioning pin extends into the fixing piece to clamp the cutter body;

the cutter body 1 comprises a cutter body and a cutting edge, the cutting edge is fixed on a port at one end of the cutter body, threads are arranged on the outer peripheral surface of the cutter body, the threads extend to one end, away from the cutting edge, of the cutter body, positioning holes are formed in the cutter body along the direction away from the cutting edge at intervals, and the positioning holes are matched with one ends of positioning pins.

The cutter body is characterized in that a deep groove is formed in the side face of the fixing piece and is matched with the cutter body, continuous threads are arranged on the inner wall of the deep groove, a positioning through hole is formed in the middle section of the inner wall of the deep groove and is communicated to the outside of the positioning piece, and the deep groove is matched with the cutter body on the cutter body.

And fine threads are arranged on the inner wall of the positioning through hole.

The locating pin includes the locating cap, one side of locating cap is provided with the pilot pin, just the pilot pin is provided with the spring post with the locating cap junction, pilot pin one end and spring post, the port and the location mouth phase-match of the other end, locating cap and positioning hole phase-match.

The spring post is arranged at the bottom of the groove, and the depth of the groove is larger than the length of the spring post.

As can be seen from the above description, the present invention has the following advantages:

1. the utility model provides a current milling cutter adjust the problem of difficulty, utilize the screw thread to be linked together mounting and blade, form stable cutting edge and adjust, help realizing milling cutter's length adjustment.

2. The utility model discloses utilize the spring post on the locating pin to form the compression of position cap and pilot pin and be connected, guarantee that pilot pin and location mouth form stable oppression fixedly.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention

Fig. 2 is a schematic structural view of a cutter body according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a fixing member according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a positioning pin according to an embodiment of the present invention.

Detailed Description

With reference to fig. 1 to 4, a specific embodiment of the present invention is described in detail, but the present invention is not limited to the claims.

As shown in fig. 1 to 4, a milling cutter comprises a cutter body 1, a fixing member 2 and a positioning pin 3, wherein one end of the cutter body 1 is screwed into the fixing member 2 through surface threads, the positioning pin 3 is arranged on the side surface of the fixing member 2, and one end of the positioning pin 3 extends into the fixing member 2 to clamp the cutter body 1;

the cutter body 1 comprises a cutter body 1-2 and a cutting edge 1-1, the cutting edge 1-1 is fixed on a port at one end of the cutter body 1-2, the outer peripheral surface of the cutter body 1-2 is provided with a thread 1-3, the thread 1-3 extends to one end of the cutter body 1-2 far away from the cutting edge 1-1, the thread is fixed on a fixing piece in a threaded connection mode and extends into the fixing piece, and the cutting edge is kept at the outer end of the fixing piece; the design can change the distance between the cutting edge and the fixing piece through threads, so that the cutter body adjusting effect is realized, the cutter body 1-2 is provided with positioning openings 1-4 at intervals along the direction far away from the cutting edge 1-1, and the positioning openings 1-4 are matched with one end of a positioning pin.

The side surface of the fixing piece 2 is provided with a deep groove 2-1, the deep groove 2-1 is matched with the cutter body 1, the inner wall of the deep groove 2-1 is provided with continuous threads which can form a screw joint effect with the outer peripheral surface of the cutter body 1, the middle section of the inner wall of the deep groove 2-1 is provided with a positioning through hole 2-2, the positioning through hole 2-2 is communicated to the outside of the positioning piece 2, the deep groove is matched with the cutter body on the cutter body, the threads on the inner wall of the deep groove are matched with the threads of the cutter body, so that thread adjustment can be realized, the up-and-down movement of the cutting edge of the milling cutter is facilitated, the positioning through hole is matched with a positioning pin, the positioning pin can directly act on the positioning hole through the positioning through hole, the positioning pin realizes the relative fixation of the cutter body and the fixing piece by utilizing the, the screw thread can not prevent the cutter body from rotating to separate from the fixing piece.

The inner wall of the positioning through hole 2-2 is provided with fine threads, and the threads can ensure that the positioning pin can be fixed with the positioning piece through the threads, so that the positioning pin is prevented from being accidentally separated in the use process.

The positioning pin 3 comprises a positioning cap 3-1, a positioning needle 3-3 is arranged on one side of the positioning cap 3-1, a spring column 3-2 is arranged at the joint of the positioning needle 3-3 and the positioning cap 3-1, one end of the positioning needle 3-3 is matched with the spring column 3-2, the port of the other end of the positioning needle is matched with a positioning opening, and the positioning cap 3-1 is matched with a positioning through hole. In the use, the location cap is put into in the location through-hole, if the location through-hole sets up the screwed, the location cap outer peripheral face is provided with the assorted screw thread equally, the pilot pin of location cap one side passes through the location through-hole and meets with the locating hole, simultaneously under the inside certain circumstances of location cap, pilot pin one end butt locating hole, form fixed contact, the distance of the other end and location cap side constantly reduces, reach the effect of compression spring post, utilize the outside joint of the outer locating cap of screw thread formation, ensure that the pilot pin oppresses the locating hole all the time, thereby form the fixed effect in location.

The positioning pin is characterized in that a groove 3-11 is formed in the joint of the positioning cap 3-1 and the spring column 3-2, the spring column 3-2 is arranged at the bottom of the groove 3-11, the depth of the groove is larger than the length of the spring column, the spring column can be completely arranged in the groove, the positioning pin is partially arranged in the groove, the groove can play a guiding role, the problem that the spring column bends due to stress in the extrusion process can be solved, and the stability of the positioning pin is improved.

To sum up, the utility model has the advantages of it is following:

It should be understood that the above detailed description of the present invention is only for illustrative purposes and is not limited to the technical solutions described in the embodiments of the present invention. It will be understood by those skilled in the art that the present invention may be modified and equivalents may be substituted to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.

Claims

1. A milling cutter characterized by: the cutter comprises a cutter body, a fixing piece and a positioning pin, wherein one end of the cutter body is screwed into the fixing piece through surface threads, the positioning pin is arranged on the side surface of the fixing piece, and one end of the positioning pin extends into the fixing piece to clamp the cutter body;

the cutter body comprises a cutter body and a cutting edge, the cutting edge is fixed on a port at one end of the cutter body, threads are arranged on the outer peripheral surface of the cutter body and extend to one end, far away from the cutting edge, of the cutter body, positioning holes are formed in the cutter body at intervals along the direction far away from the cutting edge, and the positioning holes are matched with one ends of the positioning pins;

2. The milling cutter according to claim 1, wherein: and fine threads are arranged on the inner wall of the positioning through hole.

3. The milling cutter according to claim 1, wherein: the locating pin includes the locating cap, one side of locating cap is provided with the pilot pin, just the pilot pin is provided with the spring post with the locating cap junction, pilot pin one end and spring post, the port and the location mouth phase-match of the other end, locating cap and positioning hole phase-match.

4. The milling cutter according to claim 3, wherein: the spring post is arranged at the bottom of the groove, and the depth of the groove is larger than the length of the spring post.