CN202934701U

CN202934701U - Novel protective-tooth turbine sheet

Info

Publication number: CN202934701U
Application number: CN201220530506.XU
Authority: CN
Inventors: 郭义涛; 李世进; 汤磊平
Original assignee: QUANZHOU ZHONGZHI DIAMOND TOOLS CO Ltd
Current assignee: QUANZHOU ZHONGZHI DIAMOND TOOLS CO Ltd
Priority date: 2012-10-16
Filing date: 2012-10-16
Publication date: 2013-05-15
Anticipated expiration: 2022-10-16

Abstract

The utility model discloses a novel protective-tooth turbine sheet. The novel protective-tooth turbine sheet comprises a base body and a cutting head arranged at the radial outer side of the base body, wherein the inner side of the cutting head extends inwards to form protective tooth groups tightly stuck to two side surfaces of the base body; each protective tooth group comprises a first protective tooth, a second protective tooth and a third protective tooth, the lengths of which are diminished sequentially; the first protective teeth, the second protective teeth and the third protective teeth are arranged on the base body in turns and in order; and the first protective teeth, the second protective teeth and the third protective teeth are in pairs and are respectively stuck to the two side surfaces of the base body. For the structural design, the novel protective-tooth turbine sheet not only can guarantee a holding force between the cutting head and the base body to protect the base body effectively, but also has a firm and wearable structure; and for the long, middle and short structural design, especially for the smooth transition of the second protective teeth, the novel protective-tooth turbine sheet fully reduces resistance brought about by the protective teeth groups, and therefore realizes rapid and steady cutting effects.

Description

A kind of novel tooth turbine wheel that protects

Technical field

The utility model relates to the diamond disc field, specifically refers to a kind of novel tooth turbine wheel that protects.

Background technology

Diamond saw blade is a kind of superhard cutting tool, can be divided into continuous limit saw blade and divide two kinds of rack saw sheets by cutter head, by cutter head whether corrugated can be divided into common saw blade and turbine saw blade etc. several, the index of weighing the saw blade cutting performance is mainly cutting speed and cutting life.lifting continuous limit turbine wheel is example, it is mainly used on hand-held cutting machine, be used for stone material, the dried of armored concrete cut, in order to improve the durability of turbine wheel, cutter head extend internally be provided with some to pasting the tooth that protects in matrix two sides, this protects tooth has increased hold between cutter head and matrix, play the effect of protection matrix, structure in this whole saw blade is more firm, also more steady in cutting, yet, the present described isometric structure that tooth is generally same size of protecting, when its setting is longer, although structure is more sturdy and durable, but also increased resistance simultaneously, cutting speed reduces, otherwise ought protect the length of tooth more in short-term, although bring resistance less, cutting speed is fast, but do not have the real effectively effect of firm whole saw-blade structure.

In view of this, the inventor conducts in-depth research for existing problem of protecting the existence of tooth turbine wheel, and this case produces thus.

The utility model content

The purpose of this utility model is to provide a kind of novel tooth turbine wheel that protects, and has solved prior art and has protected toothing and can not take into account the problem that saw-blade structure firmly reaches fly-cutting.

In order to reach above-mentioned purpose, solution of the present utility model is:

A kind of novel tooth turbine wheel that protects, comprise matrix and be located at the cutter head of matrix radial outside, the inboard of this cutter head extend internally be formed be close to overlay on described matrix two sides protect the tooth group, what this protected that the tooth group comprises that length successively decreases successively first protects tooth, second and protects tooth and the 3rd and protect tooth, this first protects tooth, second and protects tooth and the 3rd and protect tooth and arrange in turn successively on described matrix, and described first protects tooth, second and protect tooth and the 3rd and protect tooth all in pairs and be close to respectively on the two sides that overlay on described matrix.

Described each of protecting the tooth group protect tooth all the radial direction of relatively described matrix be inclined to set, and this each described incline direction that protects tooth is identical.

Describedly protect respectively protecting of tooth group and offer groove on tooth.

The edge of described matrix is evenly distributed with several heat radiation bloops.

after adopting such scheme, a kind of novel tooth turbine wheel that protects of the utility model, it protects the tooth group and comprises that length successively decreases successively, that arranges in turn successively on matrix first protects tooth, second protects tooth and the 3rd protects tooth, first protects tooth, second protects tooth and the 3rd protects tooth and all is close in pairs and respectively the two sides that overlay on matrix, this kind structural design, both can guarantee the hold between cutter head and matrix, effectively protect matrix, possess durable characteristics firm in structure, with duration short-and-medium (being that length is successively decreased successively) structural design, the second smooth transition of protecting tooth is particularly arranged, fully reduced and protected the resistance that the tooth group is brought in cutting, so reached fast again cutting effect stably.

Description of drawings

Fig. 1 is this novel structural representation;

Fig. 2 be in Fig. 1 A-A to cutaway view.

Label declaration

Matrix 1 heat radiation bloop 11

Cutter head 2 protects tooth group 3

First protects tooth 31 grooves 311

Second protects tooth 32 grooves 321

The 3rd protects tooth 33 grooves 331

The specific embodiment

In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.

Be depicted as Fig. 1-2 a kind of novel tooth turbine wheel that protects that this case relates to, mainly comprise matrix 1 and cutter head 2, matrix 1 structure in the form of annular discs, cutter head 2 sintering are located at matrix 1 radial outside place, the radial outside of matrix 1 can stretch out and be formed with reinforcing prop, this reinforcing prop is coated in cutter head 2 (referring to Fig. 2), and the edge of matrix 1 can also be evenly distributed with several heat radiation bloops 11.

the inboard of described cutter head 2 extends internally to be formed with and protects tooth group 3, this protects tooth group 3 and comprises that first protects tooth 31, second protects tooth 32 and the 3rd protects tooth 33, these three kinds are protected tooth and all are close in pairs and respectively on the two sides that overlay on matrix 1, described first protects tooth 31, second protects the length that tooth 32 and the 3rd protects tooth 33 successively decreases successively, also can be called length, in, the short tooth that protects, their settings of arranging in turn successively on matrix 1, in the preferred embodiment that provides in Fig. 1, the described tooth group 3 of protecting is provided with three groups, namely first protect tooth 31, second protects tooth 32 and the 3rd protects tooth 33 and is equipped with three pairs, certainly it according to circumstances can also be designed to the right arbitrarily of equalization.

Described each of protecting tooth group 3 protected tooth (comprise first protect tooth 31, second protect tooth 32 and the 3rd and protect tooth 33), and all the radial direction of matrix 1 is inclined to set relatively, and this incline direction that respectively protects tooth is identical, direction of rotation when this incline direction is worked with turbine wheel is opposite, the angle of inclination can depending on actual conditions and need.In addition, describedly protect respectively protecting of tooth group 3 and can also offer a groove 311,321,331 on tooth, to strengthen matrix 1 chip removal effect.

Thus; this novel tooth turbine wheel that protects; it protects tooth group 3 and adopts long, medium and short (length is successively decreased successively) three kinds to protect toothing; their settings of arranging in turn successively on matrix 1; this kind structural design; both can guarantee the hold of 1 of cutter head 2 and matrix; effectively protect matrix 1; possess the sturdy and durable characteristics of saw-blade structure; with the short-and-medium structural design of duration; the second smooth transition of protecting tooth is particularly arranged, fully reduced and protect the resistance that tooth group 3 is brought in cutting, so this novel tooth turbine wheel that protects has reached fast again cutting effect stably.

Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present utility model to its suitable variation or modification of doing.

Claims

1. novel tooth turbine wheel that protects, comprise matrix and be located at the cutter head of matrix radial outside, the inboard of this cutter head extend internally be formed be close to overlay on described matrix two sides protect the tooth group, it is characterized in that: what this protected that the tooth group comprises that length successively decreases successively first protects tooth, second and protects tooth and the 3rd and protect tooth, this first protects tooth, second and protects tooth and the 3rd and protect tooth and arrange in turn successively on matrix, and described first protects tooth, second and protect tooth and the 3rd and protect tooth all in pairs and be close to respectively on the two sides that overlay on described matrix.

2. a kind of novel tooth turbine wheel that protects as claimed in claim 1 is characterized in that: described each of protecting the tooth group protect tooth all the radial direction of relatively described matrix be inclined to set, and this each described incline direction that protects tooth is identical.

3. a kind of novel tooth turbine wheel that protects as claimed in claim 1 or 2 is characterized in that: describedly protect respectively protecting of tooth group and offer groove on tooth.

4. a kind of novel tooth turbine wheel that protects as claimed in claim 1 is characterized in that: the edge of described matrix is evenly distributed with several heat radiation bloops.