CN220112471U

CN220112471U - Polycrystalline diamond alloy saw blade

Info

Publication number: CN220112471U
Application number: CN202321510448.9U
Authority: CN
Inventors: 姚想成
Original assignee: Fively Engineering Shanghai Co ltd
Current assignee: Fively Engineering Shanghai Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-01
Anticipated expiration: 2033-06-14

Abstract

The utility model discloses a polycrystalline diamond alloy saw blade which comprises a saw blade substrate, wherein a plurality of tooth seats are uniformly arranged on the edge of the saw blade substrate, fixing grooves are formed in the side faces of the tooth seats, cutter heads are fixedly welded in the fixing grooves, the cutter heads are polycrystalline diamond cutter heads, two side faces, which are in contact with the fixing grooves, of the cutter heads are in arc transition, and an included angle between a connecting line of the vertex of each cutter head and the center of the saw blade substrate and a cutting face of each cutter head is-5 degrees to 10 degrees. The utility model overcomes the defects of the prior art, and ensures good cutting effect by rationally setting the angle of the cutting surface of the cutter head, and can further improve the dicing speed.

Description

Polycrystalline diamond alloy saw blade

Technical Field

The utility model relates to the technical field of metallurgical engineering, in particular to a polycrystalline diamond alloy saw blade.

Background

The slotting of the anode carbon block is favorable for discharging carbon dioxide gas, so that the gas film resistance of the anode intersection part is reduced, and the power consumption is reduced, and the aluminum industry is receiving more and more attention in recent years. The characteristic of the anode production continuity of the aluminum industry requires that the saw blade used for grooving has longer service life and strong grooving capability. At present, the grooving service life of the saw blade used in China is basically less than 1 ten thousand, the grooving speed is 10 pieces/hour, and the requirements of aluminum factories on production can not be met far.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the polycrystalline diamond alloy saw blade, which overcomes the defects of the prior art, has reasonable design, avoids the problem of falling off of the cutter head, only needs to replace a single worn cutter head after the cutter head is worn, and saves a large amount of diamond materials; through rationalizing the setting to the cutting face angle of tool bit to guarantee good cutting effect, also make the dicing speed can further improve.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the utility model provides a polycrystalline diamond alloy saw bit, includes the saw bit base member, the edge of saw bit base member evenly is provided with a plurality of tooth holders, the tooth holder side is provided with the fixed slot, fixed welding has the tool bit in the fixed slot, the tool bit is the polycrystalline diamond tool bit, the tool bit adopts the circular arc transition with two sides that the fixed slot contacted, the contained angle between the line at tool bit summit and saw bit base member centre of a circle and the cutting face of tool bit is-5 degrees to 10 degrees.

Preferably, the number of the tooth holders is 54.

Preferably, the front included angle between the connecting line of the top point of the tool bit and the center of the saw blade matrix and the cutting surface of the tool bit is 10 degrees.

Preferably, the cutting surface of the cutter head is parallel to the connecting line of the vertex of the cutter head and the center of the saw blade matrix.

Preferably, the front included angle between the connecting line of the top point of the tool bit and the center of the saw blade matrix and the cutting surface of the tool bit is-5 degrees.

The utility model provides a polycrystalline diamond alloy saw blade. The beneficial effects are as follows: the cutter head and the tooth holder are welded and fixed, so that the problem of falling of the cutter head is avoided in the cutting process, and the occurrence of safety accidents is avoided; in the cutting process, after the cutter head is worn, only a single worn cutter head needs to be replaced, so that a large amount of diamond materials are saved, and the cost of products is reduced; in addition, the cutter head is made of polycrystalline diamond materials, so that the cutter head is suitable for cutting materials with high hardness and large quantity. Through rationalizing the setting to the cutting face angle of tool bit to guarantee good cutting effect, also make the dicing speed can further improve.

Drawings

In order to more clearly illustrate the utility model or the technical solutions in the prior art, the drawings used in the description of the prior art will be briefly described below.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a partial structure of the present utility model;

FIG. 3 is a schematic view of a tool bit according to the present utility model;

FIG. 4 is a schematic structural diagram of a third embodiment of the present utility model;

FIG. 5 is a schematic view of a partial structure of a third embodiment of the present utility model;

FIG. 6 is a schematic diagram of a fourth embodiment of the present utility model;

FIG. 7 is a schematic view of a part of a fourth embodiment of the present utility model;

FIG. 8 is a schematic diagram of a fifth embodiment of the present utility model;

FIG. 9 is a schematic diagram of a partial structure of a fifth embodiment of the present utility model;

the reference numerals in the figures illustrate:

1. a saw blade base; 2. a tooth holder; 3. a fixing groove; 4. a cutter head.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

1-9, a polycrystalline diamond alloy saw blade comprises a saw blade substrate 1, wherein a plurality of tooth holders 2 are uniformly arranged on the edge of the saw blade substrate 1, fixing grooves 3 are formed in the side faces of the tooth holders 2, cutter heads 4 are fixedly welded in the fixing grooves 3, the cutter heads 4 are polycrystalline diamond cutter heads, two side faces, in contact with the fixing grooves 3, of the cutter heads 4 are in arc transition, and an included angle between a connecting line of the vertex of the cutter heads 4 and the center of the saw blade substrate 1 and a cutting face of the cutter heads 4 is-5-10 degrees.

Working principle:

when the electric saw blade is used, the saw blade base body 1 is driven to rotate by the motor, and then the grooving work of the anode carbon block is realized by the cutter head 4 in the fixed groove 3. Because the cutter head 4 and the tooth holder 2 are welded and fixed, the problem of falling of the cutter head is avoided and the occurrence of safety accidents is avoided in the cutting process; in the cutting process, after the cutter head 4 is worn, only a single worn cutter head 4 is needed to be replaced, so that a large amount of diamond materials are saved, and the cost of products is reduced; in addition, in the present embodiment, the cutter head 4 is made of polycrystalline diamond material, so that a case of cutting a material having a high hardness and a large number is suitable. The hardness of the polycrystalline diamond cutter head can reach 800HV; the heat conductivity coefficient is 700W/mK, and the heat transfer is rapid; the friction coefficient is small, and the cutting force can be obviously reduced; the thermal expansion coefficient is small, the thermal deformation of the cutter is small, and the machining precision is high; the affinity between the chip and nonferrous metal and nonmetallic materials is small, and chips are not easy to adhere to the tool tip to form built-up chips in the processing engineering.

In the second embodiment, as a further preferable mode of the first embodiment, the number of tooth holders 2 is 54. Thereby ensuring good chip capacity between teeth, being beneficial to chip removal and being not easy to cause heating of the saw blade. Is suitable for cutting materials with thicker thickness. And the quantity of diamond is less, and the price of the saw blade is lower.

In the third embodiment, as shown in fig. 4-5, as a further preferable scheme of the first embodiment, a front included angle between a connecting line between the vertex of the tool bit 4 and the center of the saw blade base 1 and the cutting surface of the tool bit 4 is 10 degrees. When the motor is configured for use, the torque of the saw blade is 1600-3000N, so that good cutting sharpness is ensured, the cutting is light, and the pushing is labor-saving. Is suitable for anode carbon blocks with low iron content.

In the fourth embodiment, as shown in fig. 6-7, as a further preferable mode of the first embodiment, the cutting surface of the tool bit 4 is parallel to a line connecting the vertex of the tool bit 4 and the center of the saw blade body 1. Therefore, the angle of the cutting surface of the cutter head 4 is 0 degree, when the motor is configured for use, the torque of the saw blade is 2000-3200N, compared with the angle setting of the third embodiment, the saw blade has large torque, the dicing speed can be improved by 20%, and the device is suitable for anode carbon blocks with more iron content.

In the fifth embodiment, as shown in fig. 8-9, as a further preferable scheme of the first embodiment, a front included angle between a connecting line between the vertex of the tool bit 4 and the center of the saw blade base 1 and the cutting surface of the tool bit 4 is-5 degrees. Therefore, the stress condition and the heat dissipation condition of the blade part of the cutter head 4 can be improved, the strength of the cutting blade and the impact resistance can be improved, when the motor is configured for use, the torque of the saw blade is 3000-4000N, compared with the angle setting of the fourth embodiment, the torque of the saw blade is larger, the cutting speed can be further improved, and the device is suitable for anode carbon blocks with high iron content.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a polycrystalline diamond alloy saw bit, includes saw bit base member (1), the edge of saw bit base member (1) evenly is provided with a plurality of toothholders (2), its characterized in that: the cutting tool is characterized in that a fixing groove (3) is formed in the side face of the tooth holder (2), a tool bit (4) is fixedly welded in the fixing groove (3), the tool bit (4) is a polycrystalline diamond tool bit, two side faces, which are in contact with the fixing groove (3), of the tool bit (4) are in arc transition, and an included angle between a connecting line of the top point of the tool bit (4) and the center of a circle of the saw blade base body (1) and a cutting face of the tool bit (4) is-5-10 degrees.

2. A polycrystalline diamond alloy saw blade according to claim 1, wherein: the number of the tooth holders (2) is 54.

3. A polycrystalline diamond alloy saw blade according to claim 1, wherein: the front included angle between the connecting line of the vertex of the cutter head (4) and the center of the saw blade matrix (1) and the cutting surface of the cutter head (4) is 10 degrees.

4. A polycrystalline diamond alloy saw blade according to claim 1, wherein: the cutting surface of the cutter head (4) is parallel to the connecting line between the vertex of the cutter head (4) and the circle center of the saw blade matrix (1).

5. A polycrystalline diamond alloy saw blade according to claim 1, wherein: the front included angle between the connecting line of the vertex of the tool bit (4) and the center of the saw blade matrix (1) and the cutting surface of the tool bit (4) is-5 degrees.