Efficient longitudinal cutting saw blade

Abstract

Sawteeth are provided with sharp head portions and round head portions, the sharp head portions are higher than the round head portions, and tool bits are welded to the sharp head portions. The damping grooves are formed between any two sawteeth; first grooves are formed in the upper end faces of the tool bits, and second grooves are formed in the front side faces of the tool bits. A plurality of damping grooves are formed in the saw blade body, so that the toughness of the saw blade body is improved, and vibration is reduced; the first groove and the second groove are formed in the upper end face and the front side face of the tool bit, the section of the first groove and the section of the second groove are both in an arc shape, the angle of the front angle of the tool bit is increased through the second groove, the cutting edge of the tool bit is sharper, the cutting edge of the tool bit is in an arc shape through the first groove, cutting is facilitated, and therefore the cutting performance of the saw blade is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to saw blade technical field, concretely relates to a kind of efficient longitudinal saw blade. BACKGROUND

[0002] Saw blade is easy to produce vibration when cutting material, vibration is easy to aggravate the stress and wear of saw tooth, and serious can lead to saw tooth crack, the surface of material being cut is also relatively rough, affect processing quality. SUMMARY

[0003] Therefore, the utility model provides a kind of efficient longitudinal saw blade, solve the problem of poor saw blade cutting performance in prior art.

[0004] In order to solve the above technical problem, the utility model discloses a kind of efficient longitudinal saw blade, saw blade body is equipped with multiple saw teeth, shock-absorbing groove, heat dissipation hole and mounting hole;Saw tooth has sharp head part and round head part, sharp head part is higher than round head part, sharp head part is welded with tool bit;Any two saw teeth are transitioned by circular surface;Shock-absorbing groove is set between any two saw teeth, and extend towards mounting hole center;Tool bit both sides have inclination, its section presents inverted trapezoidal shape, and the upper end surface of tool bit is equipped with first recess, and the front side surface of tool bit is equipped with second recess.

[0005] Further, wherein the above-mentioned shock-absorbing groove is composed of rectangular groove and circular groove.

[0006] Further, wherein the above-mentioned first recess and second recess are both circular arc.

[0007] Further, wherein the above-mentioned second recess is circular arc on the front side surface of tool bit.

[0008] Compared with prior art, the present application can obtain the following technical effects:

[0009] The utility model sets up multiple shock-absorbing grooves in saw blade body, improves the toughness of saw blade body, reduces vibration;First recess and second recess are set on the upper end surface and front side surface of tool bit, and the section of first recess and second recess is all circular arc, second recess increases the angle of tool bit front angle, makes the cutting edge of tool bit more sharp, first recess makes the cutting edge of tool bit present arc shape more conducive to cutting, to improve the cutting performance of saw blade.

[0010] Of course, any product implementing the present application does not necessarily need to achieve all the technical effects described above simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0011] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

[0012] Figure 1 is a schematic diagram of the high-efficiency longitudinal sawing blade of the embodiment of the utility model;

[0013] Figure 2 is a front view of the tool bit of the embodiment of the utility model;

[0014] Figure 3 is a side view of the tool bit of the embodiment of the utility model.

[0015] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

[0016] Saw tooth 1, shock absorption groove 2, heat dissipation hole 3, mounting hole 4, pointed head 5, round head 6, tool bit 7, first groove 8, second groove 9, rectangular groove 10, circular groove 11. Specific implementation

[0017] The implementation of the application will be described in detail below with reference to the drawings and embodiments, so that the realization process of how the application applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented.

[0018] Please refer to Figures 1 to 3 , Figure 1 is a schematic diagram of the high-efficiency longitudinal sawing blade of the embodiment of the utility model; Figure 2 is a front view of the tool bit of the embodiment of the utility model; Figure 1 is a side view of the tool bit of the embodiment of the utility model. A high-efficiency longitudinal sawing blade, the sawing blade body is provided with a plurality of saw teeth 1, shock absorption grooves 2, heat dissipation holes 3 and mounting holes 4; the saw tooth 1 has a pointed head 5 and a round head 6, the pointed head 5 is higher than the round head 6, and the pointed head 5 is welded with a tool bit 7; any two saw teeth 1 are transitioned through a circular arc surface; the shock absorption groove 2 is arranged between any two saw teeth 1 and extends towards the center of the mounting hole 4; the tool bit 7 has a slope on both sides, the cross section presents an inverted trapezoidal shape, and the upper end surface of the tool bit 7 is provided with a first groove 8, and the front side surface of the tool bit 7 is provided with a second groove 9.

[0019] The shock absorption groove 2 is composed of a rectangular groove 10 and a circular groove 11; the cross sections of the first groove 8 and the second groove 9 are both circular arc shapes, the shape of the second groove 9 on the front side surface of the tool bit 7 is a circular arc shape, and the cutting edge of the tool bit 7 presents an arc shape.

[0020] The utility model discloses a plurality of shock attenuation grooves 2 are arranged in saw blade body, improve the tenacity of saw blade body, reduce the vibration, the first recess 8 and the second recess 9 are arranged on the upper end surface and the front side of the tool bit 7, and the section of first recess 8 and the second recess 9 are all circular arc, the second recess 9 increases the angle of the rake angle of tool bit 7, makes the cutting edge of tool bit 7 more sharp, and the cutting edge of tool bit 7 presents arc shape more beneficial to cutting by first recess 8, thereby improves the cutting performance of saw blade.

[0021] The above description shows and describes several preferred embodiments of the utility model, but as previously described, it should be understood that the utility model is not limited to the form disclosed herein, should not be considered as excluding other embodiments, and can be used in various other combinations, modifications and environments, and can be modified by the above teaching or related technical or knowledge within the scope of the utility model concept described herein. The modification and change made by the person skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the protection scope of the utility model claims attached.

Claims

1. A high-efficiency longitudinal cutting saw blade, the saw blade body is provided with a plurality of saw teeth, shock absorption grooves, heat dissipation holes and mounting holes; characterized in that: The saw tooth has a pointed head and a round head, the pointed head is higher than the round head, and a cutter head is welded to the pointed head; any two saw teeth are connected through a circular arc surface; the damping groove is arranged between any two saw teeth and extends towards the center of the mounting hole; the cutter head has an inclination on both sides, the cross section of the cutter head is in the shape of an inverted trapezoid, a first groove is arranged on the upper end surface of the cutter head, and a second groove is arranged on the front side surface of the cutter head.

2. The high performance slitting saw blade of claim 1 wherein: The damping groove is composed of a rectangular groove and a circular groove.

3. The high performance slitting saw blade of claim 1 wherein: The cross sections of the first groove and the second groove are both circular arcs.

4. The high performance slitting saw blade of claim 1 wherein: The second groove is in the shape of a circular arc on the front side surface of the cutter head.

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