CN214817767U

CN214817767U - Numerical control grinding cutter with replaceable cutter head

Info

Publication number: CN214817767U
Application number: CN202121537837.1U
Authority: CN
Inventors: 王宝军
Original assignee: Hefei Shangcheng Mechanical Equipment Co ltd
Current assignee: Hefei Shangcheng Mechanical Equipment Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-11-23
Anticipated expiration: 2031-07-07

Abstract

The utility model relates to the technical field of numerical control polishing tools, and discloses a numerical control polishing tool with a replaceable tool bit, one end of the tool bit is provided with a prismatic polishing blade, the other end of the tool bit is provided with a clamping groove, the overlapping positions of the clamping groove and a rotating block are both provided with a limiting hole, the tool bit is connected with a rotating block through the clamping groove, four shafts of the rotating block are both additionally provided with a supporting column, the outer surface of the rotating block is provided with a limiting hole, a limiting rod is inserted in the limiting hole, one end of the rotating block is connected with a tool handle inserting column, the outer side surface of the tool handle inserting column is sleeved with a fixed cylinder, the outer surface of the tool handle inserting column is provided with a second screw hole, the outer surface of the fixed cylinder is provided with a screw hole, the outer surface of the tool handle inserting column is of a threaded structure and is connected with the fixed cylinder through threads, the screw holes are inserted with bolts, and the machine can replace the polishing tool of the numerical control machine, the working efficiency of the numerical control machine tool is improved.

Description

Numerical control grinding cutter with replaceable cutter head

Technical Field

The utility model relates to a numerical control cutter technical field of polishing specifically is a numerical control cutter of polishing of removable tool bit.

Background

A numerical control tool is a tool used for cutting machining in machine manufacturing, and is also called a cutting tool. Cutting tools in a broad sense include both cutting tools and abrasive tools; meanwhile, the numerical control cutter comprises accessories such as a cutter bar, a cutter handle and the like besides the cutting blade.

Common numerical control grinding cutter does not generally have the structure of changing the tool bit, leads to inefficiency, and changes grinding cutter step complicacy, can not satisfy the job requirement of preventing numerical control grinding cutter, provides a numerical control grinding cutter of removable tool bit for this reason.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a numerical control cutter of polishing of removable tool bit possesses advantages such as efficient change tool bit, has solved current numerical control cutter of polishing and has generally not had the structure of changing the tool bit, leads to inefficiency, and changes the cutter step of polishing complicacy, can not satisfy the problem of preventing numerical control cutter of polishing's job requirement.

(II) technical scheme

For the purpose of realizing above-mentioned change tool bit, the utility model provides a following technical scheme: the utility model provides a numerical control grinding cutter of removable tool bit, includes the tool bit, the one end of tool bit has the blade of polishing of prism, the draw-in groove has been seted up to the other end of tool bit, the tool bit is connected with rotatory piece through the draw-in groove, spacing hole has been seted up to the surface of rotatory piece, spacing downthehole portion is pegged graft and is had the gag lever post, the one end of rotatory piece is connected with the handle of a knife and is inserted the post, the outside face cover of handle of a knife inserted the post has cup jointed the solid fixed cylinder, the screw has all been seted up to the surface of solid fixed cylinder, the screw is pegged graft and is had the bolt.

Preferably, the overlapping positions of the clamping groove and the rotating block are both provided with limiting holes.

Preferably, support columns are additionally arranged on four shafts of the rotating block.

Preferably, the outer surface of the knife handle inserting column is provided with a second screw hole.

Preferably, the second screw hole formed in the knife handle inserting column corresponds to the screw hole formed in the fixing cylinder in position.

Preferably, the outer surface of the knife handle inserting column is of a threaded structure and is connected with the fixed cylinder through threads.

(III) advantageous effects

Compared with the prior art, the utility model provides a numerical control cutter of polishing of removable tool bit possesses following beneficial effect:

1. the numerical control polishing cutter with the replaceable cutter bit is assembled and mounted in a manner that the cutter bit is detachably connected with the cutter handle, so that the replacement and the disassembly of the component parts of the cutter are more convenient, the material waste caused by the integral replacement of the traditional integral cutter is avoided, the time and money spent on replacing the polishing cutter are reduced, and the service life of the numerical control polishing cutter bit or the cutter handle is prolonged;

2. according to the numerical control polishing cutter with the replaceable cutter bit, the cutter handle insert column is connected with the fixed cylinder through the threaded structure, so that the structural parts are tightly connected, the disassembly and the replacement are convenient, and compared with the integral replacement of a traditional polishing cutter, the working efficiency of the numerical control polishing cutter is greatly improved;

3. this numerical control grinding cutter of removable tool bit adds the overlapping position of the fixed insert draw-in groove of gag lever post structure of establishing and rotatory piece and carries out the fixed between the structure, has promoted the stability that is connected of draw-in groove and rotatory piece.

Drawings

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

fig. 2 is the schematic diagram of the utility model discloses post is inserted to structure handle of a knife.

In the figure: 1. a cutter head; 2. polishing the blade; 3. a card slot; 4. rotating the block; 5. a limiting hole; 6. a limiting rod; 7. inserting a knife handle into the column; 8. a fixed cylinder; 9. a screw hole; 10. a bolt; 11. a support pillar; 12. a second screw hole; 13. and (4) a thread structure.

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. 1-2, the utility model provides a technical scheme, a numerical control polishing tool with replaceable tool bit, comprising a tool bit 1, a polishing blade 2, a clamping groove 3, a rotating block 4, a limiting hole 5, a limiting rod 6, a tool shank insert post 7, a fixed cylinder 8, a screw hole 9, a bolt 10, a supporting post 11, a second screw hole 12 and a thread structure 13, wherein one end of the tool bit 1 is provided with the prismatic polishing blade 2, the other end of the tool bit 1 is provided with the clamping groove 3, the overlapping positions of the clamping groove 3 and the rotating block 4 are both provided with the limiting hole 5, the tool bit 1 is connected with the rotating block 4 through the clamping groove 3, the outer surface of the rotating block 4 is provided with the limiting hole 5, the limiting rod 6 is inserted in the limiting hole 5, one end of the tool shank 4 is connected with the insert post 7, the outer surface of the tool shank insert post 7 is both provided with the second screw hole 12, the outer edge surface of the tool shank insert post 7 is sleeved with the fixed cylinder 8, the outer surface of the fixed cylinder 8 is both provided with the screw hole 9, the screw hole 9 is inserted with a bolt 10, a second screw hole 12 formed in the handle insert column 7 corresponds to the screw hole 9 formed in the fixed cylinder 8, and the outer surface of the handle insert column 7 is of a threaded structure 13 and is connected with the fixed cylinder 8 through threads.

The working principle of the device is as follows: after the limiting rod 6 is drawn out from the limiting hole 5, the clamping groove 3 and the rotating block 4 are loosened, the grinding blade 2 can be taken out and replaced, after the replacement is finished, the limiting rod 6 is inserted into the limiting hole 5 again to fix the clamping groove 3 and the rotating block 4, the supporting columns 11 arranged around the rotating block 4 enable the grinding blade 2 to rotate more stably during grinding work, the conditions of loosening or displacement and the like during work are avoided, then the knife handle inserting column 7 is rotated into the fixed cylinder 8, when the screw hole 9 on the outer surface of the fixed cylinder 8 corresponds to the second screw hole 12 on the outer surface of the knife handle inserting column 7, the bolt 10 is inserted for secondary fixation, if one of the knife head and the knife handle is damaged, the single replacement can be carried out, the integral replacement is required compared with the traditional grinding tool, money is greatly saved, the replacement time is saved compared with the integral replacement of creating a through grinding tool, the working efficiency of the numerical control grinding cutter is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 numerical control grinding cutter of removable tool bit, includes tool bit (1), its characterized in that: the one end of tool bit (1) has the blade (2) of polishing of prism, draw-in groove (3) have been seted up to the other end of tool bit (1), tool bit (1) is connected with rotatory piece (4) through draw-in groove (3), spacing hole (5) have been seted up to the surface of rotatory piece (4), spacing hole (5) inside grafting has gag lever post (6), the one end of rotatory piece (4) is connected with handle of a knife and inserts post (7), the outside face cover of handle of a knife inserted post (7) has cup jointed solid fixed cylinder (8), screw (9) have all been seted up to the surface of solid fixed cylinder (8), bolt (10) have been pegged graft in screw (9).

2. The tool of claim 1, wherein the tool head comprises: and the overlapping positions of the clamping groove (3) and the rotating block (4) are provided with limiting holes (5).

3. The tool of claim 1, wherein the tool head comprises: the four shafts of the rotating block (4) are provided with support columns (11).

4. The tool of claim 1, wherein the tool head comprises: and the outer surface of the knife handle insert column (7) is provided with a second screw hole (12).

5. The tool of claim 1, wherein the tool head comprises: and a second screw hole (12) formed in the knife handle insert column (7) corresponds to a screw hole (9) formed in the fixed cylinder (8).

6. The tool of claim 1, wherein the tool head comprises: the outer surface of the knife handle insert column (7) is of a thread structure (13) and is connected with the fixed cylinder (8) through threads.