Cutting blade of high-speed circular sawing machine

Abstract

The utility model relates to a high-speed circular sawing machine cutting blade which comprises a circular saw blade body, a plurality of sawteeth are fixedly arranged on the circumferential side face of a disc of the saw blade body, the sawteeth are of an R arc type tooth blade structure, the R arc type sawteeth are sharper compared with an existing saw cutting mode, the service life of the R arc type sawteeth is prolonged, and the surfaces of the sawteeth are provided with rear angles alpha, rear chamfers beta and lateral grinding centripetal angles. A plurality of chip grooves are formed in the saw blade body and located on one side of the saw teeth, and smooth chip removal is guaranteed through the arrangement of the chip grooves; a mounting round hole is formed in the middle of the saw blade body; a plurality of through holes are formed in the disc surface of the saw blade body; the diameter of the saw blade body ranges from 250 mm to 460 mm, and the thickness of the saw blade body ranges from 1.7 mm to 2.25 mm. The rear angle alpha of the sawteeth ranges from 8 degrees to 13 degrees, and the rear chamfer angle beta of the sawteeth ranges from-25 degrees to 28 degrees, so that the smoothness of materials is better, and the service life of the saw blade is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting tools, in particular to a cutting blade for a high-speed circular saw machine. Background Art

[0002] The cutting materials involve the predecessors of parts and components in various industries, such as carbon steel bars, carbon steel pipes, rectangular pipes, special-shaped materials, etc. However, the current traditional processing methods make a lot of noise during cutting, and often the cutting section is not smooth and has large burrs, which leads to frequent replacement of saw blades and greatly reduces production efficiency.

[0003] Therefore, how to solve the above problems has become the focus of research in this field. In view of this, we propose a high-speed circular saw cutting blade. Utility Model Content

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art, meet practical needs, and provide a high-speed circular saw cutting blade to solve the technical problems mentioned in the background technology.

[0005] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is:

[0006] A high-speed circular saw cutting blade comprises a circular saw blade body, a plurality of saw teeth are fixedly arranged on the circumferential side surface of the circular disk of the saw blade body, the saw teeth are of R-arc tooth blade structure, and the saw tooth surface is provided with a back angle α, a back chamfer β, and a lateral grinding centripetal angle; a plurality of chip removal grooves are respectively provided on the saw blade body and on one side of a plurality of the saw teeth; a mounting circular hole is provided in the middle of the saw blade body; a plurality of through holes are provided on the disk surface of the saw blade body; the diameter of the saw blade body is 250 mm to 460 mm, and the thickness of the saw blade body is 1.7 mm to 2.25 mm; the back angle α of the saw teeth is 8° to 13°, and the back chamfer β of the saw teeth is -25° to 28°.

[0007] The R-arc saw teeth designed in the utility model are not only sharper than the existing sawing methods, but also have a longer service life. The chip groove is arranged to ensure smooth chip removal. The back angle α of the saw teeth is designed to be 8° to 13°, and the back chamfer angle β of the saw teeth is designed to be -25° to 28°, which makes the material smoother and increases the service life of the saw blade.

[0008] Preferably, the width of the saw teeth is 2 mm to 2.6 mm.

[0009] Preferably, the thickness of the saw teeth is 2.6 mm.

[0010] Preferably, the side grinding centripetal angle of the saw teeth is 1°30'.

[0011] Preferably, the chip removal groove has a depth of 0.18 mm to 0.25 mm.

[0012] Preferably, the inner diameter of the mounting circular hole is 32 mm to 50 mm.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The R-arc sawtooth designed in the utility model is not only sharper than the existing sawing, but also has a longer service life. The chip groove is set to ensure smooth chip removal. The back angle α of the sawtooth is designed to be 8°~13°, and the back chamfer β of the sawtooth is designed to be -25°~28°, which makes the material smoother and increases the service life of the saw blade.

[0015] 2. The utility model designs the thickness of the saw blade body to be 1.7 mm to 2.25 mm, thus saving saw blade material. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of an embodiment of a high-speed circular saw cutting blade of the utility model;

[0017] Figure 2 It is a schematic diagram of the side view of the structure of the high-speed circular saw cutting blade according to an embodiment of the utility model;

[0018] Figure 3 It is a schematic diagram of the front view of the structure of the cutting blade of a high-speed circular saw machine according to an embodiment of the utility model.

[0019] Description of the numbers in the figure:

[0020] 1. Saw blade body; 2. Saw teeth; 3. Chip groove; 4. Mounting circular hole; 5. Through hole. DETAILED DESCRIPTION

[0021] In order to facilitate those skilled in the art to understand the technical solution of the utility model, the technical solution of the utility model is further explained in conjunction with the drawings in the specification.

[0022] like Figure 1-Figure 3 As shown, the utility model provides a high-speed circular saw cutting blade, including a circular saw blade body 1, a plurality of saw teeth 2 are fixedly arranged on the circumferential side surface of the circular disk of the saw blade body 1, the saw teeth 2 are of R-arc tooth structure, and the surface of the saw teeth 2 is provided with a back angle α, a back chamfer β, and a lateral grinding centripetal angle; a plurality of chip removal grooves 3 are respectively provided on the saw blade body 1 and located on one side of the plurality of saw teeth 2; a mounting circular hole 4 is provided in the middle of the saw blade body 1; and a plurality of through holes 5 are provided on the disk surface of the saw blade body 1.

[0023] In the embodiment of the utility model, the diameter of the saw blade body 1 is 250 mm to 460 mm, and the thickness of the saw blade body 1 is 1.7 mm to 2.25 mm.

[0024] In the embodiment of the utility model, the back angle α of the sawtooth 2 is 8°~13°, the back chamfer β of the sawtooth 2 is -25°~28°, the width of the sawtooth 2 is 2mm~2.6mm, the thickness of the sawtooth 2 is 2.6mm, and the lateral grinding centripetal angle of the sawtooth 2 is 1°30'.

[0025] In the embodiment of the utility model, the depth of the chip removal groove 3 is 0.18 mm to 0.25 mm.

[0026] In the embodiment of the utility model, the inner diameter of the mounting circular hole 4 is 32 mm to 50 mm.

[0027] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 250x2.0x1.7x32x60T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 250mm, the thickness of the saw blade body 1 is 1.7mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 10°, the back chamfer β of the saw tooth 2 is 28°, the chip groove 3 of the saw tooth 2 is 0.19mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 32mm.

[0028] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 250x2.0x1.7x32x72T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 250mm, the thickness of the saw blade body 1 is 1.7mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 9°, the back chamfer β of the saw tooth 2 is 25°, the chip groove 3 of the saw tooth 2 is 0.18mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 32mm.

[0029] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 250x2.0x1.7x32x80T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 250mm, the thickness of the saw blade body 1 is 1.75mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 10°, the back chamfer β of the saw tooth 2 is 26°, the chip groove 3 of the saw tooth 2 is 0.18mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 32mm.

[0030] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 285x2.0x1.7x32x60T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 285mm, the thickness of the saw blade body 1 is 1.7mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 9°, the back chamfer β of the saw tooth 2 is 28°, the width of the saw tooth 2 is 2mm, the chip groove 3 of the saw tooth 2 is 0.19mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 32mm.

[0031] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 285x2.0x1.7x32x72T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 285mm, the thickness of the saw blade body 1 is 1.7mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 8°, the back chamfer β of the saw tooth 2 is 28°, the chip groove 3 of the saw tooth 2 is 0.18mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 32mm.

[0032] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 285x2.0x1.7x32x80T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 285mm, the thickness of the saw blade body 1 is 1.75mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 10°, the back chamfer β of the saw tooth 2 is 26°, the width of the saw tooth 2 is 2mm, the chip groove 3 of the saw tooth 2 is 0.18mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 32mm.

[0033] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 285x2.0x1.7x32x100T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 285mm, the thickness of the saw blade body 1 is 1.7mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 13°, the back chamfer β of the saw tooth 2 is 25°, the width of the saw tooth 2 is 2mm, the chip groove 3 of the saw tooth 2 is 0.18mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 32mm.

[0034] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 360x2.6X2.25x40x60T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 360mm, the thickness of the saw blade body 1 is 2.25mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 8°, the back chamfer β of the saw tooth 2 is 25°, the thickness of the saw tooth 2 is 2.6mm, the chip groove 3 of the saw tooth 2 is 0.2mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 40mm.

[0035] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 360x2.6X2.25x40x72T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 360mm, the thickness of the saw blade body 1 is 2.25mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 9°, the back chamfer β of the saw tooth 2 is 24°, the width of the saw tooth 2 is 2.6mm, the chip groove 3 of the saw tooth 2 is 0.22mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 40mm.

[0036] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 360x2.6X2.25x50x80T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 360mm, the thickness of the saw blade body 1 is 2.25mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 8°, the back chamfer β of the saw tooth 2 is 25°, the width of the saw tooth 2 is 2.6mm, the chip groove 3 of the saw tooth 2 is 0.25mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 40mm.

[0037] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 360x2.6X2.25x40x100T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 360mm, the thickness of the saw blade body 1 is 2.25mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 13°, the back chamfer β of the saw tooth 2 is 25°, the width of the saw tooth 2 is 2.6mm, the chip groove 3 of the saw tooth 2 is 0.25mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 40mm.

[0038] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 460x2.6X2.25x50x60T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 360mm, the thickness of the saw blade body 1 is 2.25mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 10°, the back chamfer β of the saw tooth 2 is -27°, the thickness of the saw tooth 2 is 2.6mm, the chip groove 3 of the saw tooth 2 is 0.25mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 50mm.

[0039] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 460x2.6X2.25x50x80T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 360mm, the thickness of the saw blade body 1 is 2.25mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 7°, the back chamfer β of the saw tooth 2 is -25°, the thickness of the saw tooth 2 is 2.6mm, the chip groove 3 of the saw tooth 2 is 0.23mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 50mm.

[0040] As an embodiment of the utility model, this embodiment provides a high-speed circular saw machine cutting saw blade with a specification of 460x2.6X2.25x50x100T, including a circular saw blade body 1, the diameter of the saw blade body 1 is 460mm, the thickness of the saw blade body 1 is 2.25mm, and a plurality of saw teeth 2 are fixedly arranged on the circumferential side of the disc of the saw blade body 1. The saw tooth 2 is an R-arc tooth structure, the back angle α of the saw tooth 2 is 9°, the back chamfer β of the saw tooth 2 is -26°, the thickness of the saw tooth 2 is 2.6mm, the chip groove 3 of the saw tooth 2 is 0.2mm deep, and a mounting circular hole 4 is opened in the middle of the saw blade body 1, and the inner diameter of the mounting circular hole 4 is 50mm.

[0041] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A high-speed circular saw cutting blade, comprising a circular saw blade body (1), characterized in that: A plurality of saw teeth (2) are fixedly arranged on the circumferential side surface of the circular disk of the saw blade body (1), the saw teeth (2) are of R-arc tooth structure, and the surface of the saw teeth (2) is provided with a back angle α, a back chamfer angle β, and a side grinding centripetal angle; a plurality of chip removal grooves (3) are respectively arranged on the saw blade body (1) and located on one side of the plurality of saw teeth (2); a mounting circular hole (4) is arranged in the middle of the saw blade body (1); a plurality of through holes (5) are arranged on the disk surface of the saw blade body (1); the diameter of the saw blade body (1) is 250 mm to 460 mm, and the thickness of the saw blade body (1) is 1.7 mm to 2.25 mm; the back angle α of the saw teeth (2) is 8° to 13°, and the back chamfer angle β of the saw teeth (2) is -25° to 28°.

2. The high-speed circular saw cutting blade according to claim 1, characterized in that: The width of the saw teeth (2) is 2 mm to 2.6 mm.

3. The high-speed circular saw cutting blade according to claim 2, characterized in that: The thickness of the saw teeth (2) is 2.6 mm.

4. The high-speed circular saw cutting blade according to claim 3, characterized in that: The side grinding centripetal angle of the saw teeth (2) is 1°30'.

5. The high-speed circular saw cutting blade according to claim 1, characterized in that: The chip removal groove (3) has a groove depth of 0.18 mm to 0.25 mm.

6. The high-speed circular saw cutting blade according to claim 1, characterized in that: The inner diameter of the mounting circular hole (4) is 32 mm to 50 mm.

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