CN-119747751-B - Anti-deformation saw blade and processing method

Abstract

The invention discloses a deformation-resistant saw blade and a processing method, and aims to solve the problem that the service life of the saw blade is influenced due to the risk of deformation in the use process of the saw blade. The anti-deformation heat dissipation device comprises a saw blade body, wherein a plurality of groups of closed anti-deformation heat dissipation grooves are uniformly distributed in the circumferential direction of the saw blade body, a plurality of anti-deformation heat dissipation grooves are uniformly arranged in the circumferential direction of each group of anti-deformation heat dissipation grooves at equal intervals, the anti-deformation heat dissipation grooves are obliquely arranged in the direction away from the center of the saw blade body and biased to the rotating direction of the saw blade body, and the width of each anti-deformation heat dissipation groove is gradually increased in the direction away from the center of the saw blade body. The saw blade of the application has good radiating effect in the use process, good structural strength, difficult deformation in the cutting process and long service life.

Inventors

• LUO HUI
• YU LINTAO
• CHEN BO
• YU XUE

Assignees

• 杭州和源精密工具有限公司

Dates

Publication Date

20260512

Application Date

20250108

Claims (8)

1. 1. The deformation-resistant saw blade is characterized by comprising a saw blade body, wherein a plurality of groups of closed deformation-resistant heat dissipation grooves are uniformly distributed in the circumferential direction of the saw blade body, a plurality of deformation-resistant heat dissipation grooves are uniformly arranged in the circumferential direction of each group of deformation-resistant heat dissipation grooves at equal intervals, the deformation-resistant heat dissipation grooves are obliquely arranged in the direction away from the center of the saw blade body and biased to the rotating direction of the saw blade body, and the widths of the deformation-resistant heat dissipation grooves are gradually increased in the direction away from the center of the saw blade body; the profile of the anti-deformation radiating groove comprises a first long side and a second long side which are of wavy structures, an arc-shaped transition side is arranged between one ends of the first long side and the second long side, a straight line side is arranged between the other ends of the first long side and the second long side, a round angle side is arranged between one end of the straight line side and the first long side and between the other ends of the straight line side and the second long side, the anti-deformation radiating groove sequentially surrounds the first long side, the transition side, the second long side, the round angle side, the straight line side and the round angle side to form a crescent structure, a plurality of tooth backs are arranged at circumferential intervals on the outer edge of the saw blade body, cutting heads are arranged on the tooth backs, chip containing grooves are formed between the adjacent tooth backs, a center hole is formed in the center of the saw blade body, the distance from the outer end of the anti-deformation radiating groove to the bottom of the chip containing groove is L1, the distance from the inner end of the anti-deformation radiating groove to the edge of the center hole is L2, L1 is 5 mm-25 mm, the distance between the inner end of the anti-deformation radiating groove and the outer end of the anti-deformation radiating groove is L3, L3 is 15 mm-30 mm, the distance between the inner end of the anti-deformation radiating groove and the round angle is 4mm, and the minimum anti-deformation radiating groove is 15mm, and the distance between the minimum anti-deformation radiating groove is L4 mm is.
2. 2. A deformation resistant saw blade according to claim 1, wherein the chip flute is provided at the outer edge of the saw blade body.
3. 3. A deformation-resistant saw blade according to claim 1, wherein the bottom surface of the chip pocket is formed in an arcuate configuration, and the chip pocket opening is disposed in a direction offset from the cutting direction of the blade body.
4. 4. A deformation-resistant saw blade according to claim 1, wherein the cutting tips comprise left and right bevel tips, the left and right bevel tips alternating in circumferential direction.
5. 5. A deformation resistant saw blade as defined in claim 1, wherein the left side, right side, outer end, and front side of the cutting head are planar.
6. 6. A deformation resistant saw blade according to any one of claims 1-5, wherein the left and right sides of the cutting head are inclined in directions approaching each other away from the cutting direction.
7. 7. A deformation resistant saw blade according to any one of claims 1-5, wherein the front side of the cutting head is provided with a corner surface adjacent the centre side of the blade body, the corner surface being inclined away from the cutting direction.
8. 8. A processing method of the anti-deformation saw blade is characterized by comprising the following steps of S1, processing anti-deformation radiating grooves on a saw blade body, S2, processing a plurality of containing grooves which are circumferentially arranged at intervals on the edge of the saw blade body, forming tooth backs between two adjacent containing grooves, S3, carrying out heat treatment on the saw blade body, S4, processing tooth seats on the tooth backs, and S5, welding cutting heads on the tooth seats.

Description

Anti-deformation saw blade and processing method Technical Field The present invention relates to saw blades, and more particularly, to a deformation resistant saw blade and a method of manufacturing the same. Background The saw blade is a common sawing tool, and the material is cut through the rotation operation of the saw blade. The common saw blade is divided into a diamond saw blade and a high-speed steel saw blade, wherein the diamond saw blade can cut stone materials, and the high-speed steel saw blade can cut wood, plastics, metals and other materials. The saw bit can produce the heat in saw cutting the in-process, in order to improve the radiating effect, has set up the radiating slot on many saw blades, although the radiating slot has improved the radiating effect of saw bit, has also influenced the structural strength of saw bit, makes the saw bit have the risk of deformation in the use, influences the life of saw bit. Disclosure of Invention In order to overcome the defects, the invention provides the deformation-resistant saw blade and the processing method thereof, the saw blade has good heat dissipation effect in the use process, the saw blade has good structural strength, is not easy to deform in the cutting process, and has long service life. In order to solve the technical problems, the anti-deformation saw blade comprises a saw blade body, wherein a plurality of groups of closed anti-deformation radiating grooves are uniformly distributed in the circumferential direction of the saw blade body, a plurality of groups of anti-deformation radiating grooves are uniformly arranged in the circumferential direction of each group of anti-deformation radiating grooves at equal intervals, the anti-deformation radiating grooves are obliquely arranged in the direction away from the center of the saw blade body and biased to the rotating direction of the saw blade body, and the width of each anti-deformation radiating groove is gradually increased in the direction away from the center of the saw blade body. The saw blade body is provided with a plurality of groups of sealed deformation-resistant radiating grooves, the deformation-resistant radiating grooves play a role in radiating heat in the rotation and cutting process of the saw blade body, and the deformation-resistant radiating grooves are sealed, so that the structural strength of the saw blade body around the deformation-resistant radiating grooves is ensured, and the saw blade body is prevented from deforming. The radial inclination of anti deformation heat dissipation groove skew sets up, and the width of anti deformation heat dissipation groove increases gradually to the direction of keeping away from saw bit body center, and at saw bit body rotation in-process, the tangential force that anti deformation heat dissipation groove position received can radially decompose to reduce the effect of tangential force against deformation heat dissipation groove position saw bit body, reduce anti deformation heat dissipation groove deformation risk. The plurality of groups of anti-deformation radiating grooves are uniformly distributed circumferentially, so that stress at each position in the rotation process of the saw blade body is uniform, and the structural strength of the saw blade body is ensured. The saw blade of the application has good radiating effect in the use process, good structural strength, difficult deformation in the cutting process and long service life. Preferably, the deformation-resistant heat dissipation grooved pulley profile comprises a first arc-shaped side and a second arc-shaped side, wherein an arc-shaped transition side is arranged between one end of the first arc-shaped side and one end of the second arc-shaped side, a straight line side is arranged between one end of the first arc-shaped side and one end of the second arc-shaped side, and a rounded corner side is arranged between the other end of the straight line side and the second arc-shaped side. The anti-deformation heat dissipation groove sequentially surrounds and closes through the first arc edge, the transition edge, the second arc edge, the round corner edge, the straight line edge and the round corner edge to form a crescent structure, so that the heat dissipation effect is good, the structural strength is good, and the anti-deformation capacity is strong. Preferably, the outer edge of the saw blade body is provided with a plurality of tooth backs at intervals, the tooth backs are provided with cutting heads, chip flutes are formed between adjacent tooth backs, and the chip flutes are arranged at the outer edge of the saw blade body. The cutting bit is arranged on the back of the tooth, which is stable and reliable. And chip flutes are formed between adjacent tooth backs, so that chips can be contained, the chips are conveniently discharged, the saw cutting effect is prevented from being influenced by unsmooth chip discharge, and even the saw blade body and the