CN218964277U

CN218964277U - Thread milling cutter with centering function

Info

Publication number: CN218964277U
Application number: CN202222990641.9U
Authority: CN
Inventors: 赵伟; 王达娟
Original assignee: Changzhou Nagu Precision Tools Co ltd
Current assignee: Changzhou Nagu Precision Tools Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-05-05
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a self-centering thread milling cutter which comprises a cutter handle part, a thread part, a milling cutter head, an R angle, a positioning hole, a connecting curved surface, a tooth edge, a sharp edge, a side edge, a chip groove, a centering head, a bolt and a threaded hole. Compared with the prior art, the utility model has the following beneficial effects: this from thread milling cutter who takes centering through setting up the centering head for the precision of work piece in the work piece course of working can improve, reaches customer's operation requirement, improves work efficiency, makes the use of device become more convenient effective, through setting up chip groove and milling cutter head, make sharp tooth sword and sharp sword get into the work piece fast, along with the rotation of cutting head, the piece of processing out discharges through the chip groove, avoids its adhesion on milling cutter, and the chip removal is smooth and easy, avoids the work piece to collapse the limit mouth, and the side cut is smooth, makes the life of device lengthen greatly.

Description

Thread milling cutter with centering function

Technical Field

The utility model relates to a thread device, in particular to a self-centering thread milling cutter.

Background

A milling cutter, which is a rotary cutter for milling machining having one or more cutter teeth, through each of which the remainder of a workpiece is cut off intermittently in sequence. Milling cutters are mainly used for machining planes, steps, grooves, forming surfaces, cutting workpieces, etc. on milling machines.

The existing milling cutter is a straight rod, a workpiece is machined on equipment through clamping, a centering structure is not provided, the precision of the workpiece can be reduced in the workpiece machining process, the use requirement of a customer cannot be met, and the working efficiency is reduced.

Thus, in response to these problems, a self-centering thread milling cutter is provided.

Disclosure of Invention

The present utility model aims to solve the above problems by providing a self-centering thread milling cutter.

The utility model realizes the above purpose through the following technical scheme: the utility model provides a from thread milling cutter of taking centering, includes shank portion and screw thread portion, be provided with the R angle on the rear end terminal surface of shank portion, be provided with the locating hole on the outer terminal surface of R angle, the front of shrink shank portion is provided with the connection curved surface, the screw thread portion is being connected to the connection curved surface, the front end of screw thread portion is provided with the milling cutter head, the front end of milling cutter head is provided with the screw hole, the inside of screw hole is provided with the centering head, the back of centering head is provided with the bolt, be provided with tooth sword and sharp sword on the face of screw thread portion, the side of screw thread portion is provided with the side sword, the side of sharp sword is provided with the chip groove.

Preferably, a sharp edge is arranged in the threaded portion, and a chip groove is arranged between the two sharp edges.

Preferably, the centering head is mounted at the center of the front end of the milling head, and the centering head is mounted in a matched manner through bolts and threaded holes.

Preferably, a connecting curved surface is arranged between the cutter handle part and the threaded part, and the cutter handle part is provided with a positioning hole.

Preferably, the tooth edge and the sharp edge are respectively arranged on the high side and the low side of the threaded part, and side edges are arranged on the side surfaces of the tooth edge and the sharp edge.

Compared with the prior art, the utility model has the following beneficial effects:

1. this from thread milling cutter who takes centering for the precision of work piece in the work piece course of working can improve through setting up the centering head, reaches customer's operation requirement, improves work efficiency, makes the use of device become more convenient effective.

2. This from thread milling cutter who takes centering through setting up chip groove and milling cutter head for sharp tooth sword and sharp sword get into the work piece fast, along with the rotation of cutting head, the piece of processing out is discharged through the chip groove, avoids its adhesion on milling cutter, and the chip removal is smooth and easy, avoids the work piece to collapse the limit mouth, and the side cut is smooth, makes the life of device lengthen greatly.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the positioning hole of the present utility model;

FIG. 3 is a schematic structural view of the centering head of the present utility model;

in the figure: 1. a knife handle; 2. a threaded portion; 3. a milling head; 4. r is an angle; 5. positioning holes; 6. connecting curved surfaces; 7. a tooth edge; 8. a sharp edge; 9. a side blade; 10. a chip removal groove; 11. a centering head; 12. a bolt; 13. and (3) a threaded hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a self-centering thread milling cutter comprises a cutter handle 1 and a thread part 2, wherein an R angle 4 is arranged on the end face of the rear end of the cutter handle 1, a sharp edge 8 is arranged in the thread part 2, a chip removal groove 10 is arranged between the sharp edges 8, a positioning hole 5 is arranged on the outer end face of the R angle 4, a connecting curved surface 6 is arranged in front of the contracted cutter handle 1, a centering head 11 is arranged at the center of the front end of the cutter handle 3, the centering head 11 is installed in a matched mode through a bolt 12 and a threaded hole 13, the connecting curved surface 6 is connected with the thread part 2, the front end of the thread part 2 is provided with the cutter handle 3, a threaded hole 13 is arranged at the front end of the cutter handle 3, a connecting curved surface 6 is arranged between the cutter handle 1 and the thread part 2, a positioning hole 5 is arranged in the cutter handle 13, a centering head 11 is arranged on the rear face of the centering head 11, teeth 7 and the sharp edge 8 are arranged on the surface of the thread part 2, the sharp edge 8 and the thread part 8 are arranged on the two sides of the thread part 8, and the sharp edge 9 and the thread part 8 are arranged on the two sides of the thread part 2.

Working principle: when the self-centering thread milling cutter is used, firstly, the cutter handle part 1 is fixed through the action of the positioning hole 5, secondly, the centering head 11 is arranged at the center of the front end of the milling head 3, a workpiece to be operated is adjusted to be in a good operation position, and finally, the starting device can normally use the self-centering thread milling cutter.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. From thread milling cutter who takes centering, including shank portion (1) and screw portion (2), its characterized in that: be provided with R angle (4) on the rear end terminal surface of handle of a knife portion (1), be provided with locating hole (5) on the outer terminal surface of R angle (4), the front of shrink handle of a knife portion (1) is provided with connection curved surface (6), connection curved surface (6) are being connected screw portion (2), the front end of screw portion (2) is provided with milling head (3), the front end of milling head (3) is provided with screw hole (13), the inside of screw hole (13) is provided with centering head (11), the back of centering head (11) is provided with bolt (12), be provided with tooth sword (7) and sharp sword (8) on the face of screw portion (2), the side of screw portion (2) is provided with side sword (9), the side of sharp sword (8) is provided with chip groove (10).

2. A self-centering thread milling cutter as claimed in claim 1, wherein: the inside of screw thread portion (2) is provided with sharp sword (8), is provided with junk slot (10) between two sharp sword (8).

3. A self-centering thread milling cutter as claimed in claim 1, wherein: the centering head (11) is arranged at the center of the front end of the milling head (3), and the centering head (11) is matched and arranged through a bolt (12) and a threaded hole (13).

4. A self-centering thread milling cutter as claimed in claim 1, wherein: a connecting curved surface (6) is arranged between the cutter handle part (1) and the threaded part (2), and the cutter handle part (1) is provided with a positioning hole (5).

5. A self-centering thread milling cutter as claimed in claim 1, wherein: the tooth blade (7) and the sharp blade (8) are respectively arranged on the high side and the low side of the thread part (2), and side blades (9) are arranged on the side surfaces of the tooth blade (7) and the sharp blade (8).