CN205218205U

CN205218205U - Grinding saw blade

Info

Publication number: CN205218205U
Application number: CN201521061423.0U
Authority: CN
Inventors: 李健江
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-12-17
Filing date: 2015-12-17
Publication date: 2016-05-11
Anticipated expiration: 2025-12-17

Abstract

The utility model discloses a grinding saw blade, include the saw blade body and establish the sawtooth on the saw blade body, the sawtooth is formed by group's repetition of a plurality of teeth and continuous the range, tooth group divides tooth and fourth to divide the tooth including the second, the second divides tooth and fourth to divide the tooth to be a pair of slant and divides the tooth, the branch tooth volume that the second divides tooth and fourth to divide the tooth is the same, the tooth top that the second divides tooth and fourth to divide the tooth is located one end outside the saw blade body both sides is equipped with the fillet, be equipped with the grinding granule that the one deck is used for the grinding on the fillet, the utility model discloses grinding saw blade has chip removal ability reinforce, and the run is prevented, the more glossy advantage of long service life and tangent plane to tensile ability reinforce.

Description

Grinding saw blade

Technical field

The utility model relates to a kind of cutting processing technical field of tools, and more particularly, it relates to a kind of grinding saw blade.

Background technology

Saw blade is the steel disc bar having land, is mainly used in the cutting to metal, nonmetallic materials.Saw blade combines primarily of saw blade body and sawtooth, and general saw blade is only with sawing function, and face is very coarse earnestly, for the material of ask for something tangent plane polishing, just can satisfy the demands after also needing planing after using saw blade common on market, such production efficiency is low, and spillage of material is large.

For the problems referred to above, notification number is that the Chinese patent of CN2745688Y discloses a kind of saw blade with grinding function, and it comprises saw body, sawtooth provided thereon, and is provided with grinding strip with it at described saw, and its thickness is greater than the thickness of described sawtooth; And described grinding strip and sawtooth be arranged in parallel.Although can to realize sawing face smooth for the saw blade of this band grinding function, this saw blade requires that the addendum width of sawtooth is less than saw blade body width, and chip removal ability is poor, thus causes difficult cutting, some row problems such as easily to block.

Utility model content

For the deficiency that prior art exists, the object of the utility model grinding saw blade is the problem solving saw blade chip removal ability difference.

For achieving the above object, the utility model provides following technical scheme: a kind of grinding saw blade, comprise saw blade body and be located at the sawtooth on saw blade body, described sawtooth is repeated by some tooth groups and is consecutively arranged to form, described tooth group comprises second point of tooth and the 4th point of tooth, described second point of tooth and the 4th point of tooth are a pair oblique point of tooth, described second point of tooth is identical with point tooth amount of the 4th point of tooth, one end that the tooth top of described second point of tooth and the 4th point of tooth is positioned at outside described saw blade body both sides is provided with fillet, and described fillet is provided with the grinding particle of one deck for grinding.

By adopting technique scheme, a point tooth is used to increase excretion, establish fillet in tooth top one end be positioned at outside saw blade body side of point tooth and on fillet, establish grinding particle simultaneously, employing fillet structure object is resistance when reduction second point of tooth and the 4th point of tooth grinding, while cutting, cut surface is polished, after material is cut, obtain shiny surface.

The utility model is set to further: described tooth group also comprises straight-tooth, first point of tooth and the 3rd point of tooth, described straight-tooth addendum width is less than saw blade body thickness, described first point of tooth and the 3rd point of tooth are a pair oblique point of tooth, described first point of tooth is identical with point tooth amount of the 3rd point of tooth, and point tooth amount of described second point of tooth and the 4th point of tooth is greater than point tooth amount of first point of tooth and the 3rd point of tooth.

By adopting technique scheme, employing straight-tooth reduces the total stress on each point of tooth with the combined type usage of point tooth, use two kinds of differences to divide point tooth of tooth amount to bear remaining stress simultaneously, the stress originally born by two points of teeth is born by present straight-tooth and four points of teeth, greatly reduce the stress acted on each point of tooth, thus substantially increase pull resistance and make this grinding saw blade have stronger chip removal ability because this grinding saw blade tool uses different tooth to cut the method for different parts.

The utility model is set to further: described first point of tooth and the cutting edge of the 3rd point of tooth and the angle b of cutting direction are acute angle, and the cutting edge of second point of tooth and the 4th point of tooth and the angle c of cutting direction are acute angle, and described angle b is greater than angle c.

By adopting technique scheme, the cutting edge of saw blade dividing and cutting direction structure at an angle can improve the stock-removing efficiency of saw blade, and angle b to be greater than angle c be in order to prevent from first point of tooth and the 3rd point of tooth to lose efficacy making should by first point of tooth and the 3rd point of effect of stress that tooth is born on second point of tooth and the 4th point of tooth, use the polishing thickness of inclination cutting edge and four points of toothing reduction grinding particles, and make the rough cut cross section before the polishing of grinding particle more smooth, reduce resistance during grinding particle grinding, make the tangent plane of finished product more smooth simultaneously.

The utility model is set to further: described first point of tooth and the 3rd point of tooth are positioned at the most advanced and sophisticated distance of cutting edge to saw blade body being greater than straight-tooth to saw blade body spacing of cutting edge below described saw blade body.

By adopting technique scheme, prevent this saw blade from occurring run phenomenon when just starting to cut.

In sum, it is strong that the utility model grinding saw blade has chip removal ability, and resistance to tension is strong, anti-run, long service life and the more smooth advantage of tangent plane.

Accompanying drawing explanation

Fig. 1 is the front view of the utility model grinding saw blade;

Fig. 2 is that the A of Fig. 1 is to tooth-shape structure schematic diagram;

Fig. 3 is the right view of the utility model grinding saw blade;

Fig. 4 is the B portion enlarged drawing of Fig. 2.

Reference numeral: 1, saw blade body; 2, sawtooth; 3, straight-tooth; 4, first point of tooth; 41, the first blade tip; 5, second point of tooth; 6, the 3rd point of tooth; 61, the 3rd blade tip; 7, the 4th point of tooth; 8, grinding particle.

Detailed description of the invention

Referring to figs. 1 through Fig. 3, the utility model grinding saw blade is described further.

As shown in Figure 1 to Figure 3, a kind of grinding saw blade, the sawtooth 2 comprising saw blade body 1 and be located on saw blade body 1, described sawtooth 2 is repeated by some tooth groups and is consecutively arranged to form, described tooth group comprises straight-tooth 3, first point of tooth 4, second point of tooth 5, the 3rd point of tooth 6 and the 4th point of tooth 7, described straight-tooth 3 addendum width is less than saw blade body 1 thickness, the addendum width of described straight-tooth 3 is not less than 1/4 of saw blade body 1 width, be not more than 3/4 of saw blade body 1, the addendum width of preferred straight-tooth 3 is 2/3 of saw blade body 1 width, and described straight-tooth 3 two sides are inclined-plane.

Described first point of tooth 4 and the 3rd point of tooth 6 are a pair oblique point of tooth, second point of tooth 5 and the 4th point of tooth 7 are a pair oblique point of tooth, described first point of tooth 4 is identical with point tooth amount of the 3rd point of tooth 6, divide tooth direction contrary, described second point of tooth 5 is identical with point tooth amount of the 4th point of tooth 7, divide tooth direction contrary, point tooth amount of described second point of tooth 5 and the 4th point of tooth 7 is greater than point tooth amount of first point of tooth 4 and the 3rd point of tooth 6, described first point of tooth 4 and the cutting edge of the 3rd point of tooth 6 and the angle b of cutting direction are acute angle, the cutting edge of second point of tooth 5 and the 4th point of tooth 7 and the angle c of cutting direction are acute angle, described angle b is greater than angle c, described angle b and angle c is 70 ° ~ 85 °, one end that the tooth top of described second point of tooth 5 and the 4th point of tooth 7 is positioned at outside described saw blade body 1 both sides is provided with fillet, described fillet plates the grinding particle 8 of one deck for grinding, described grinding particle 8 is bortz powder preferably, the smoothness that the particle diameter of particle is required by cutting material is fixed.Limit the shape of lower particle, the effect of this shape of deriving.

The cutting edge of described first point of tooth 4 and the side be positioned at immediately below saw blade body 1 of first point of tooth 4 form the first blade tip 41, the 3rd blade tip 61 is formed with the side be positioned at immediately below saw blade body 1 of the 3rd point of tooth 6 and the 3rd point of tooth 6, described first blade tip 41 is equal to saw blade body 1 spacing with the 3rd blade tip 61, and be greater than the distance of cutting edge to saw blade body 1 of straight-tooth 3, use the structure protruding tip to prevent this saw blade from occurring run phenomenon when just starting to cut.

Can arbitrarily combine for the arrangement of tooth in each tooth group of this grinding saw blade.

The utility model grinding saw blade uses a point tooth to increase excretion, establish fillet in tooth top one end be positioned at outside saw blade body 1 side of point tooth and on fillet, establish grinding particle 8 simultaneously, adopt this structure to polish to cut surface while cutting, after material is cut, obtain shiny surface; And adopt straight-tooth 3 to reduce total stress on each point of tooth with the combined type usage of point tooth, thus substantially increase pull resistance and the method using different tooth to cut different parts due to this grinding saw blade tool makes this grinding saw blade have stronger chip removal ability; Use the polishing thickness of inclination cutting edge and four points of toothing reduction grinding particles 8, and make the rough cut cross section before grinding particle 8 polishing more smooth, reduce resistance during grinding particle 8 grinding, make the tangent plane of finished product more smooth simultaneously.

The above makes preferred embodiment of the present utility model, and under not departing from the prerequisite of the utility model principle for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection domain of the present utility model.

Claims

1. a grinding saw blade, comprise saw blade body and be located at the sawtooth on saw blade body, described sawtooth is repeated by some tooth groups and is consecutively arranged to form, it is characterized in that: described tooth group comprises second point of tooth and the 4th point of tooth, described second point of tooth and the 4th point of tooth are a pair oblique point of tooth, described second point of tooth is identical with point tooth amount of the 4th point of tooth, one end that the tooth top of described second point of tooth and the 4th point of tooth is positioned at outside described saw blade body both sides is provided with fillet, and described fillet is provided with the grinding particle of one deck for grinding.

2. grinding saw blade according to claim 1, it is characterized in that: described tooth group also comprises straight-tooth, first point of tooth and the 3rd point of tooth, described straight-tooth addendum width is less than saw blade body thickness, described first point of tooth and the 3rd point of tooth are a pair oblique point of tooth, described first point of tooth is identical with point tooth amount of the 3rd point of tooth, and point tooth amount of described second point of tooth and the 4th point of tooth is greater than point tooth amount of first point of tooth and the 3rd point of tooth.

3. grinding saw blade according to claim 1, it is characterized in that: described first point of tooth and the cutting edge of the 3rd point of tooth and the angle b of cutting direction are acute angle, the cutting edge of second point of tooth and the 4th point of tooth and the angle c of cutting direction are acute angle, and described angle b is greater than angle c.

4. grinding saw blade according to claim 2, is characterized in that: described first point of tooth and the 3rd point of tooth are positioned at the most advanced and sophisticated distance of cutting edge to saw blade body being greater than straight-tooth to saw blade body spacing of cutting edge below described saw blade body.