CN219292848U

CN219292848U - Diamond chamfer milling cutter

Info

Publication number: CN219292848U
Application number: CN202223463216.0U
Authority: CN
Inventors: 颜铸玮; 沈敏军
Original assignee: Jiangyin Fanghong Superhard Tools Co ltd
Current assignee: Jiangyin Fanghong Superhard Tools Co ltd
Priority date: 2022-12-25
Filing date: 2022-12-25
Publication date: 2023-07-04
Anticipated expiration: 2032-12-25

Abstract

The utility model is applicable to the technical field of chamfer milling cutters, and provides a diamond chamfer milling cutter which comprises a handle, a milling cutter clamped on a cutter handle and a plug rod inserted on the milling cutter; the inserting rod is matched with the knife handle in an inserting way; the knife handle is of a hollow structure; a fixing plate is arranged in the cutter handle; the bottom surface of the fixed plate is fixedly connected with a clamping block; the connecting pipe and the first through hole are in plug-in fit with the plug-in rod; the milling cutter includes: the surface of the connecting part is provided with a clamping groove; the clamping block is matched with the clamping groove in a clamping way; the insertion rod is in insertion fit with the second through hole. The device passes through the hollow structural design of handle of a knife, is convenient for place not unidimensional milling cutter, through the draw-in groove card in the connecting portion advance in the fixture block to insert the spliced pole in proper order in connecting pipe, second through-hole and the first through-hole, screw up fastening nut, realize changing not unidimensional milling cutter, with be suitable for multiple different aperture, replace the structural design of each group cutter body integration, when having improved the practicality of device, reduced the operation degree of difficulty.

Description

Diamond chamfer milling cutter

Technical Field

The utility model relates to the technical field of chamfer milling cutters, in particular to a diamond chamfer milling cutter.

Background

The existing chamfer milling cutter can only process holes with one aperture, and in actual working engineering, the chamfer milling cutters with different specifications need to be replaced for holes with different apertures.

Through retrieval, the chamfering milling cutter with the publication number of CN204221076U comprises a cutter handle and a cutter body, wherein the cutter body comprises a first cutter body, a second cutter body and a third cutter body, the end part of the first cutter body is provided with a first end edge, one end of the third cutter body connected with the cutter handle is provided with an eccentric shaft, the eccentric shaft penetrates through the cutter handle and extends out of the bottom end of the cutter handle, one end of the eccentric shaft extending out of the cutter handle is provided with a locking nut, the locking nut is in threaded fit with the eccentric shaft, and the eccentric shaft is not coaxial with the cutter handle.

However, the first cutter body, the second cutter body, the third cutter body and the eccentric shaft on the chamfer milling cutter are integrated, and once one group of cutter bodies are damaged, the whole chamfer milling cutter is discarded, so that waste is caused; meanwhile, when the chamfer milling cutter with the integrated structure is used, a certain thickness exists in the cutter body at the front end of the designated cutter body, the operation is affected, and the use difficulty is increased.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide the diamond chamfer milling cutter which is convenient for placing milling cutters with different sizes through the hollow structural design of the cutter handle, is suitable for a plurality of different apertures through replacing the milling cutters with different sizes, replaces the integrated structural design of each cutter body, improves the practicability of the device and reduces the operation difficulty.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a diamond chamfer milling cutter comprises a cutter handle and a milling cutter clamped on the cutter handle; further comprises: the inserting rod is inserted into the milling cutter; the inserting rod is in inserting fit with the knife handle; the knife handle is of a hollow structure; a fixing plate is arranged in the cutter handle; the bottom surface of the fixed plate is fixedly connected with a clamping block; the side surface of the clamping block is provided with a first through hole; connecting pipes symmetrically penetrate through the two sides of the clamping block on the peripheral side face of the knife handle; the two connecting pipes and the first through hole are coaxially arranged; the connecting pipe and the first through hole are in plug-in fit with the plug-in rod; the milling cutter includes: the surface of the connecting part is provided with a clamping groove; the clamping block is matched with the clamping groove in a clamping way; second through holes are symmetrically formed in the two sides of the clamping groove on the peripheral side face of the connecting part; the inserting connection rod is in inserting fit with the second penetrating hole.

The utility model is further provided with: the milling cutter further comprises: the diamond cutter body is fixedly arranged on the side surface of the connecting part; the diamond chamfering blade is arranged at the end part of the diamond cutter body; the diamond cutter body and the diamond chamfering blade are of an integrated structure.

The utility model is further provided with: the milling cutters with different sizes are arranged in the cutter handle in a sliding manner; the diamond cutter body and the diamond chamfer edge on each diamond cutter handle are different in size and the connecting parts are consistent.

The utility model is further provided with: the inner wall of the knife handle is provided with an internal thread; the cutter handle is in threaded rotation fit with a sealing stud; the side surface of the sealing stud is provided with a connector; the end part of the knife handle is provided with an annular mounting plate connected with an external driving structure; the annular mounting plate is fixedly connected with the corresponding mounting position of the external driving structure through a fastening bolt.

The utility model is further provided with: a hexagonal groove is formed at the end part of one connecting pipe; the end part of the plug rod is fixedly connected with a baffle; a hexagonal clamping frame is arranged on the side face of the baffle; the hexagonal clamping frame is matched with the hexagonal groove in a clamping way; the end of the plug rod is provided with an external thread, and the thread is in running fit with a fastening nut.

The utility model has the advantages that:

1. according to the utility model, through the hollow structural design of the cutter handle, the milling cutters with different sizes are convenient to place, and through changing the milling cutters with different sizes, the cutter handle is suitable for a plurality of different apertures, replaces the integrated structural design of each group of cutter bodies, improves the practicability of the device, and reduces the operation difficulty.

2. According to the utility model, the clamping groove on the connecting part is clamped into the clamping block, the inserting rod is sequentially inserted into the connecting pipe, the second through hole and the first through hole, so that the hexagonal clamping frame is clamped into the hexagonal groove, the fastening nut is screwed, the milling cutter is fixedly arranged at the end part of the cutter handle, the operation is simple, and the milling cutters with different sizes can be replaced in time.

Drawings

FIG. 1 is a schematic view of a diamond chamfer milling cutter according to the present utility model;

FIG. 2 is a front view cross-sectional view of a diamond chamfer milling cutter of the present utility model;

FIG. 3 is a schematic view of the structure of the tool shank of the present utility model;

fig. 4 is a schematic structural view of the milling cutter according to the present utility model;

FIG. 5 is a schematic view of a plug rod according to the present utility model;

in the figure: 1. a knife handle; 2. a milling cutter; 3. inserting a connecting rod; 4. a fixing plate; 5. a clamping block; 6. a first through hole; 7. a connecting pipe; 8. a connection part; 9. a clamping groove; 10. a second through hole; 11. a diamond cutter body; 12. a diamond chamfer edge; 13. an internal thread; 14. sealing the stud; 15. a connector; 16. an annular mounting plate; 17. a hexagonal groove; 18. a baffle; 19. hexagonal clamping frame; 20. and (5) fastening the nut.

Detailed Description

It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.

Example 1

Referring to fig. 1-5, the present utility model provides the following technical solutions:

the diamond chamfer milling cutter comprises a cutter handle 1, a milling cutter 2 clamped on the cutter handle 1 and a plug rod 3 plugged on the milling cutter 2; the inserting rod 3 is matched with the knife handle 1 in an inserting way; the knife handle 1 is of a hollow structure; a fixed plate 4 is arranged in the knife handle 1; the bottom surface of the fixed plate 4 is fixedly connected with a clamping block 5; the side surface of the clamping block 5 is provided with a first through hole 6; connecting pipes 7 are symmetrically and penetratingly arranged on the two sides of the clamping block 5 on the side face of the periphery of the knife handle 1; the two connecting pipes 7 and the first through hole 6 are arranged coaxially; the connecting pipe 7 and the first through hole 6 are in plug-in fit with the plug-in rod 3; the milling cutter 2 includes: the connecting part 8, the surface of the connecting part 8 is provided with a clamping groove 9; the clamping block 5 is matched with the clamping groove 9 in a clamping way; second through holes 10 are symmetrically formed on the two sides of the clamping groove 9 on the peripheral side surface of the connecting part 8; the insertion rod 3 is in insertion fit with the second through hole 10.

The specific implementation manner of the first embodiment is as follows: through the hollow structural design of the cutter handle 1, the milling cutters 2 with different sizes are convenient to place, and through changing the milling cutters 2 with different sizes, the cutter handle is suitable for various different apertures, replaces the integrated structural design of each group of cutter bodies, improves the practicability of the device, and reduces the operation difficulty; through the draw-in groove 9 card in connecting portion 7 is gone into fixture block 5 to insert connecting rod 3 in proper order connecting pipe 7, second through-hole 10 and first through-hole 6, make hexagonal card frame 19 card advance hexagonal groove 17 in, and screw up fastening nut 20, realize with milling cutter 2 fixed mounting at handle of a knife 1 tip, easy operation is convenient for in time change not unidimensional milling cutter 2.

Example two

Referring to fig. 2 and fig. 4, the second embodiment provides the following technical solutions on the premise of the first embodiment:

the milling cutter 2 further includes: a diamond cutter body 11 and a diamond chamfering blade 12; the diamond cutter body 11 is fixedly arranged on the side surface of the connecting part 8; the diamond chamfering blade 12 is arranged at the end part of the diamond cutter body 11; the diamond cutter body 11 and the diamond chamfering blade 12 are of an integrated structure; a plurality of groups of milling cutters 2 with different sizes are arranged in the cutter handle 1 in a sliding manner; the diamond blade 11 and the diamond chamfer 12 on each handle 1 are different in size, and the connecting portions 8 are identical.

The specific implementation manner of the second embodiment is as follows: the connecting parts 8 on the milling cutters 2 are consistent, so that the rapid installation and replacement of different milling cutters 2 are facilitated; the diamond cutter body 11 and the diamond chamfer edge 12 on each milling cutter 2 are different in size, are applicable to various different apertures, replace the integrated structural design of each cutter body, improve the practicality of the device and simultaneously reduce the operation difficulty.

Example III

Referring to fig. 2, 3 and 5, the third embodiment provides the following technical solutions on the premise of the first embodiment:

the inner wall of the knife handle 1 is provided with an internal thread 13; the cutter handle 1 is in threaded rotation fit with a sealing stud 14; the side surface of the sealing stud 14 is provided with a connector 15; the end part of the knife handle 1 is provided with an annular mounting plate 16 connected with an external driving structure; the annular mounting plate 16 is fixedly connected with the corresponding mounting position of the external driving structure through a fastening bolt; a hexagonal groove 17 is formed at the end part of the connecting pipe 7; the end part of the inserting connection rod 3 is fixedly connected with a baffle 18; a hexagonal clamping frame 19 is arranged on the side surface of the baffle 18; the hexagonal clamping frame 19 is matched with the hexagonal groove 17 in a clamping way; the end of the insertion rod 3 is provided with external threads, and the threads are in running fit with a fastening nut 20.

The third embodiment of the present utility model is as follows: the milling cutters 2 with different sizes are put into the cutter handle 1 in a sliding mode, the connector 15 is rotated to enable the sealing stud 14 to rotate into the cutter handle 1 in a threaded mode, the adjacent milling cutters 2 are abutted, and the milling cutters 2 with different sizes are stored; the insertion rod 3 is sequentially inserted into the connecting pipe 7, the second through hole 10 and the first through hole 6, so that the hexagonal clamping frame 19 is clamped into the hexagonal groove 17, and at the moment, the fastening nut 20 is screwed down, so that the milling cutter 2 is fixed at the end part of the cutter handle 1.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The diamond chamfer milling cutter comprises a cutter handle (1) and a milling cutter (2) clamped on the cutter handle (1); the method is characterized in that:

further comprises:

the inserting rod (3) is inserted into the milling cutter (2); the inserting rod (3) is in inserting fit with the knife handle (1); the knife handle (1) is of a hollow structure;

a fixing plate (4) is arranged in the knife handle (1); the bottom surface of the fixed plate (4) is fixedly connected with a clamping block (5); the side surface of the clamping block (5) is provided with a first through hole (6); connecting pipes (7) are symmetrically arranged on the peripheral side surface of the knife handle (1) on two sides of the clamping block (5) in a penetrating way;

the two connecting pipes (7) and the first through hole (6) are coaxially arranged; the connecting pipe (7) and the first through hole (6) are in plug-in fit with the plug-in rod (3);

the milling cutter (2) comprises:

a connecting part (8), wherein a clamping groove (9) is formed on the surface of the connecting part (8); the clamping block (5) is matched with the clamping groove (9) in a clamping way; second through holes (10) are symmetrically formed in the two sides of the clamping groove (9) on the peripheral side surface of the connecting part (8); the plug-in rod (3) is in plug-in fit with the second through hole (10).

2. A diamond chamfer milling cutter according to claim 1, wherein: the milling cutter (2) further comprises:

the diamond cutter body (11), the diamond cutter body (11) is fixedly arranged on the side surface of the connecting part (8);

a diamond chamfering blade (12), wherein the diamond chamfering blade (12) is arranged at the end part of the diamond cutter body (11);

the diamond cutter body (11) and the diamond chamfering blade (12) are of an integrated structure.

3. A diamond chamfer milling cutter according to claim 2, wherein: the milling cutters (2) with different sizes are arranged in the cutter handle (1) in a sliding manner; the diamond cutter body (11) and the diamond chamfering blade (12) on each cutter handle (1) are different in size, and the connecting parts (8) of the diamond cutter body and the diamond chamfering blade are identical.

4. A diamond chamfer milling cutter according to claim 1, wherein: an internal thread (13) is formed on the inner wall of the knife handle (1); the cutter handle (1) is in threaded rotation fit with a sealing stud (14); a connector (15) is arranged on the side face of the sealing stud (14); an annular mounting plate (16) connected with an external driving structure is arranged at the end part of the knife handle (1); the annular mounting plate (16) is fixedly connected with the corresponding mounting position of the external driving structure through a fastening bolt.

5. A diamond chamfer milling cutter as set forth in claim 4, wherein: a hexagonal groove (17) is formed at the end part of the connecting pipe (7); a baffle (18) is fixedly connected to the end part of the plug-in rod (3); a hexagonal clamping frame (19) is arranged on the side face of the baffle (18); the hexagonal clamping frame (19) is matched with the hexagonal groove (17) in a clamping way; the end part of the plug rod (3) is provided with external threads, and the threads are in running fit with fastening nuts (20).