CN202685107U

CN202685107U - Low-friction high-sharpness diamond cutter head

Info

Publication number: CN202685107U
Application number: CN 201220311156
Authority: CN
Inventors: 林尊文; 李天发
Original assignee: FUJIAN NANAN HUATIAN MACHINERY Co Ltd
Current assignee: FUJIAN NANAN HUATIAN MACHINERY Co Ltd
Priority date: 2012-06-28
Filing date: 2012-06-28
Publication date: 2013-01-23
Anticipated expiration: 2022-06-28

Abstract

The utility model discloses a low-friction high-sharpness diamond cutter head which is a hexahedral structural body. Given that two corresponding surfaces vertical to the radial direction of a saw bit basal body are an inner end surface and an outer end surface during installation and two corresponding surface corresponding to the upper surface and the lower surface of the saw bit basal body are the upper surface and the lower surface, the other two surfaces of the hexahedral structural body are a left side surface and a right side surface. Each of the left side surface and the right side surface both is of a trapezoidal structure taking one side where the inner end surface and the outer end surface exist as a bottom side. Compared with the conventional diamond cutter head, the low-friction high-sharpness diamond cutter head has the beneficial effects that the direct contact area of the cutter head with a workpiece is greatly reduced during cutting, the frictional resistance is greatly reduced; for the diamond cutter head, material cost is saved, the sharpness and the service life are also greatly improved, required power of a drive tool is relatively reduced in the cutting, and the size stability of the machined workpiece is ensured by the low friction. The low-friction high-sharpness diamond cutter head is durable, material-saving, and high in work benefit.

Description

The high sharpness diamond segment of a kind of low friction

Technical field

The utility model relates to a kind of diamond segment, and the high sharpness diamond segment of espespecially a kind of low friction is particularly suitable for using on the stone material cutting tool small diameter saw blade.

Background technology

Diamond saw blade be used for the cutting non-metal material particularly stone material be known, shown in Fig. 1-2, it comprises a disc matrix 1' and evenly is located at only installs two among some diamond segment 2'(figure of matrix 1' radial outside and illustrates) composition, every diamond segment 2' roughly is the hexahedron structure of cuboid, when it is installed, the corresponding two sides of vertical saw bit matrix 1' radial direction is interior outer face, the corresponding two sides of parallel saw blade matrix upper and lower surface is upper and lower surface, then the two sides is the left and right side in addition, inner face 21' and matrix 1' are affixed, and outer face 22' is one section camber line centered by the matrix 1' center of circle; The thickness of all its whole cutter hubs of diamond segment is identical at present, with reference to figure 2, it is the rectangle structure that the left and right side is rule, in cutting process, cutting edge by the outer face 22' of diamond segment 2' contacts first processed workpiece, along with continuing cutting, the upper and lower surface 23' of diamond segment 2', 24' always with between the processed workpiece contacts, this contact is so that diamond segment 2' is subject to great frictional resistance in cutting, not only reduced the sharpness of diamond segment, speed and the stability of cutting have been affected, and diamond segment also easily is worn, greatly reduce the service life of cutter head, therefore existing diamond tool header structure average life is low, waste of material, the shortcomings such as low working efficiency.

In view of this, the inventor conducts in-depth research for the problem that existing diamond segment exists, and this case produces thus.

The utility model content

The purpose of this utility model is to provide a kind of low friction high sharpness diamond segment, only need by simple architecture advances, overcome in the prior art diamond segment and had the defectives such as high friction, low sharpness, had durable, material saving, working efficiency high.

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

The high sharpness diamond segment of a kind of low friction, be one or six structures, if the corresponding two sides perpendicular to the saw bit matrix radial direction when it is installed is interior outer face, be upper and lower surface corresponding to the corresponding two sides of saw bit matrix upper and lower surface, then the other two sides of above-mentioned six structures is the left and right side; The left and right side of above-mentioned six structures all is and take the limit at above-mentioned inside and outside end face place as the trapezium structure on base.

The number of degrees at above-mentioned trapezium structure two base angles are all between the 60-89.99 degree.

Above-mentioned trapezium structure is isosceles trapezoidal structure.

Behind the such scheme, the high sharpness diamond segment of a kind of low friction of the utility model, its six structures comprise interior outer face, upper and lower surface and left and right side, corresponding left and right side is trapezium structure, two bases of this trapezium structure correspond to the limit at place, interior outer face, shorter base corresponds to inner face, itself and saw bit matrix Joint, the outer face is one section camber line centered by matrix (the being the disk situation) center of circle, it is as the cutting edge of cutter head, the upper and lower surface that then is positioned between the outer face slopes inwardly for the center of circle direction to matrix, during work, cutting edge (outer face) by cutter head contacts first processed workpiece, along with continuing cutting, because the design that slopes inwardly of upper and lower surface, leave the gap between itself and processed workpiece and be not in contact with one another all the time, compare with traditional diamond segment, the design of this new structure has greatly reduced cutter head and the direct contact area of workpiece in the cutting, frictional resistance greatly reduces, for diamond segment, not only save material cost, and sharpness, also greatly improve service life, in the cutting, also relative reduce of the power of required driven tool not only, and low friction also guaranteed processed workpiece size stability, has durable, the material saving, the working efficiency high.

Description of drawings

Fig. 1 is the structural representation of traditional diamond saw blade;

Fig. 2 be among Fig. 1 along A-A to the schematic diagram of section;

Fig. 3 is the structural representation of this Novel diamond cutter head;

Fig. 4 is the side view of Fig. 3.

Label declaration

Matrix 1' diamond segment 2'

Inner face 21' outer face 22'

Upper surface 23' lower surface 24'

Six structure 2 inner faces 21

Outer face 22 upper surfaces 23

Lower surface 24 left surfaces 25

Right flank 26

The specific embodiment

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

For the high sharpness diamond segment of this novel a kind of low friction that relates to, be one or six structures 2 as shown in Figure 3-4, it comprises the inner face 21 and outer face 22, upper surface 23 and lower surface 24, left surface 25 and right flank 26 that is oppositely arranged in twos; During installation, take the disk situation as example, inner face 21 and outer face 22 are the corresponding two sides perpendicular to the saw bit matrix radial direction, described inner face 21 and outer face 22 all are one section cambered surface centered by the matrix center of circle, wherein, inner face 21 and saw bit matrix Joint, outer face 22 is as the cutting edge of diamond segment, upper surface 23 and lower surface 24 are corresponding to the upper and lower surface of saw bit matrix, and left surface 25 and right flank 26 lay respectively at the both sides of above-mentioned inner face 21, outer face 22, upper surface 23 and lower surface 24.

As shown in Figure 4, this novel main innovate point is: six structure 1 its left surfaces 25, right flanks 26 all are trapezium structure, two bases of this trapezium structure correspond to the limit at

inner face

21,22 places, outer face, the concrete shorter base of inner face 21 correspondences, the base that outer face 22 correspondences are long then is positioned at inside and

outside end face

21,22 upper and lower surperficial 25,26 be to the center of circle direction of matrix and slope inwardly; Better, two base angle a of described trapezium structure are between the 60-89.99 degree, and further the number of degrees at described two base angles equate, and namely trapezium structure is isosceles trapezoidal structure, and the length of side value of upper surface 23 and lower surface 24 corresponding trapezium structures equates.

Thus, adopt the saw blade of this Novel diamond cutter head, during work, cutting edge (outer face 22) by cutter head contacts first processed workpiece, along with continuing cutting, because upper and lower surperficial 25,26 the design that slopes inwardly, leave the gap between itself and processed workpiece and be not in contact with one another all the time, compare with traditional diamond segment, the design of this new structure has greatly reduced cutter head and the direct contact area of workpiece in the cutting, and frictional resistance greatly reduces; Be applied in equally on the disc substrate of specification R200mm, material is the cutter head body of iron, the tradition diamond segment is in the situation that the thick * height of the long * of specification is 40*3.0*15mm, its material therefor is approximately 13.69g, the specification that this Novel diamond cutter head is corresponding has the high 40*3.0/2.0*15mm of being of the thick * of long *, this novel about of required material needs 11.41g, saved 2.28g, namely can save 1.66g among about every 10g; Have again, adopt the cutter head body of above-mentioned same size, same proportioning, the granite plates of same cutting 18mm, drive motors power is 18 kilowatts, tradition diamond segment cutting speed only is about 5m/ and divides, divide and this Novel diamond cutter head cutting speed can reach 7m/, cutting speed and efficient improve greatly.

To sum up, the high sharpness diamond segment of this novel a kind of low friction, though its architecture advances is simple, but for the structure of diamond segment provides a kind of new approaches, reached beyond thought excellent effect, for diamond segment itself, not only save material cost, and sharpness, also greatly improve service life, in the cutting, also relative reduce of the power of required driven tool not only, cutting efficiency is high, and low friction also guaranteed processed workpiece size stability, has durable, the material saving, the working efficiency high, when the number of degrees scope (60-89.99 degree) that described trapezium structure two base angle a limit, it can make the combination property of whole cutter head reach optimum.Here need to prove, this novel embodiment that provides is only take the saw blade of disc format as example, it is non-limiting product form of the present utility model and style also, be applied on the diamond saw blade of other types, such as comprising on the various diamond cut instruments of cutting, cut, grind type in cylindrical, bowl-type etc., it is similar that it implements principle, here no longer give an example in detail one by one, 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. one kind is hanged down the high sharpness diamond segment of friction, be one or six structures, if the corresponding two sides perpendicular to the saw bit matrix radial direction when it is installed is interior outer face, corresponding two sides corresponding to the saw bit matrix upper and lower surface is upper and lower surface, and then the other two sides of above-mentioned six structures is the left and right side; It is characterized in that: the left and right side of above-mentioned six structures all is and take the limit at above-mentioned inside and outside end face place as the trapezium structure on base.

2. the high sharpness diamond segment of a kind of low friction as claimed in claim 1, it is characterized in that: the number of degrees at above-mentioned trapezium structure two base angles are all between the 60-89.99 degree.

3. the high sharpness diamond segment of a kind of low friction as claimed in claim 1, it is characterized in that: above-mentioned trapezium structure is isosceles trapezoidal structure.