CN217802577U

CN217802577U - Saw blade for cutting diamond

Info

Publication number: CN217802577U
Application number: CN202221045509.4U
Authority: CN
Inventors: 梁鹏龙; 魏朋涛; 张中恒; 赵建立; 赵立波; 赵立景
Original assignee: Shijiazhuang Jiashuo Saw Industry Co ltd
Current assignee: Shijiazhuang Jiashuo Saw Industry Co ltd
Priority date: 2022-04-30
Filing date: 2022-04-30
Publication date: 2022-11-15
Anticipated expiration: 2032-04-30

Abstract

The utility model belongs to the technical field of the saw bit technique and specifically relates to a saw bit for cutting diamond, including the annular, and the periphery is equipped with the tool bit of sword tooth and discoid base member, the periphery of base member is located to the tool bit cover. The tool bit passes through annular coupling assembling and base member fixed connection, and the polygon through-hole has been seted up at the disc center of base member, wears to be equipped with the solid fixed cylinder in the through-hole, be provided with crisscross joint board in the solid fixed cylinder. The annular connecting assembly comprises two connecting rings which are respectively arranged on two sides to be connected with the tool bit and the base body, and a plurality of clamping blocks which are arranged between the two connecting rings and are respectively connected with the tool bit and the base body in a sliding mode, a plurality of U-shaped grooves are formed in the annular inner side of the tool bit and the disc outer side of the base body, and the clamping blocks are inserted into the U-shaped grooves formed in the tool bit and the base body. The utility model discloses an annular coupling assembling connects tool bit and base member, under the condition of tool bit wearing and tearing, can come reuse base member part through changing the tool bit, effectively reduces the production and the use cost of saw bit.

Description

Saw blade for cutting diamond

Technical Field

The utility model relates to a saw bit technical field specifically is a saw bit for cutting diamond.

Background

Diamond is a mineral composed of carbon elements, exists in nature, can be artificially synthesized, and has an absolute hardness 4 times that of corundum and 8 times that of quartz. The diamond not only has high hardness, extremely high melting point and ignition point, but also is non-conductive, and has the characteristics of non-magnetism, oleophylic hydrophobicity, triboelectric charging property and the like. In addition, diamond is chemically stable and has acid and alkali resistance, so that diamond is not only used for making artware, but also has a wide range of applications in industrial fields, such as: industrially, it is used for manufacturing probes for drilling and for manufacturing cutting and grinding tools, etc.

In the processing of diamond, a saw blade is often used to cut the diamond, the cutting tool used is the diamond saw blade which contains diamond particles, and the diamond saw blade can also be widely applied to the processing of hard and brittle materials such as concrete, refractory materials, stones, ceramics and the like. Although the art of synthetic diamonds is now well established and forms an industry, the cost and price of diamond containing saw blades is relatively high compared to other saw blades.

The diamond saw blade mainly comprises two parts; base member and tool bit. The main supporting portion of the substrate cutting tip, which contains diamond, is the portion that functions as a cutting element during use, and the cutting tip is continually consumed during use, while the substrate is not. Most of diamond saw blades on the market are integrally connected with a base body and a saw bit, and after the saw bit is abraded, the saw bit can only be integrally replaced when being replaced, so that a large amount of resources are wasted. In addition, the connecting holes of the existing diamond saw blade and the rotating shaft are mostly arranged in an annular shape, so that the saw blade has the possibility of slipping on the rotating shaft, is easy to loosen, cannot effectively utilize the driving force of the rotating shaft, and even has certain use risk.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detachable construction's cutting saw bit for diamond to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a saw bit for cutting diamond, includes annular, and the periphery is equipped with the tool bit and the discoid base member of sword tooth, the tool bit cover is located the periphery of base member. The tool bit pass through annular coupling assembling with base member fixed connection, the polygon through-hole has been seted up at the disc center of base member, wear to be equipped with in the through-hole with the solid fixed cylinder that the through-hole shape specification matches, be provided with crisscross joint board in the solid fixed cylinder.

Preferably, the ring internal diameter of tool bit with the disc external diameter size of base member is the same, annular coupling assembling is including setting up respectively in the left and right sides of tool bit and base member, and will respectively tool bit and base member connect in two go-between of an organic whole, and run through two go-between with the tool bit, run through two go-between with a plurality of connecting bolt of base member, the equal spiro union of connecting bolt's thread end has the nut.

Preferably, the annular connecting assembly further comprises a plurality of clamping blocks arranged between the two connecting rings and connected with the tool bit and the base body in a sliding manner respectively, a plurality of first U-shaped grooves are uniformly formed in the annular inner side of the tool bit in the circumferential direction, a plurality of second U-shaped grooves are uniformly formed in the disc outer side of the base body in the circumferential direction, the first U-shaped grooves, the second U-shaped grooves and the clamping blocks are the same in number, each clamping block is connected with one first U-shaped groove and one second U-shaped groove in a sliding manner, and the sliding direction of each clamping block is perpendicular to the plane of the disc of the base body.

Preferably, annular connecting grooves are formed in the annular and disc planes on the two sides of the connecting part of the cutter head and the base body, the two connecting rings are respectively arranged in the connecting grooves on the two sides, the thickness of each connecting ring is equal to the depth of each connecting groove, a plurality of countersunk through holes are further formed in the plane on one side of each connecting ring, and the countersunk through holes are equal to the connecting bolts in number.

Preferably, the number of the connecting bolts is 12, wherein 6 connecting bolts are arranged in a circumferential array and penetrate through the two connecting rings and the cutter head, and the other 6 connecting bolts are also arranged in a circumferential array and penetrate through the two connecting rings and the base body.

Preferably, one end of the fixed cylinder is provided with a radial protruding portion, the other end of the fixed cylinder is provided with external threads, one end of the fixed cylinder provided with the external threads is spirally connected with a limiting ring, and circular grooves for accommodating the protruding portion and the limiting ring are formed in planes of two sides of the disc of the base body respectively.

Preferably, both ends of the clamping plate in the fixed cylinder are provided with inclined planes.

Preferably, a pressure sensor is arranged in the base body at the joint of the base body and the fixed cylinder.

Preferably, the connecting ring and the clamping block are both made of a plate made of alloy steel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up annular coupling assembling for connecting tool bit and base member, under the condition of tool bit wearing and tearing, can come reuse base member part through changing the tool bit, saved a large amount of resources, can effectively reduce the production and the use cost of saw bit. The annular connecting component has a simple structure, is connected with the cutter head and the base body through bolts, and is very convenient only by simple operation of disassembling and assembling the bolts when the saw blade is replaced;

2. the utility model discloses in, have the fixed section of thick bamboo of crisscross joint board through the setting, the polygon through-hole accordant connection of fixed section of thick bamboo and base member, the phenomenon of skidding is difficult for producing, simultaneously to in the joint board of crisscross shape inserts the recess of transmission shaft, coaxial coupling with it, also can prevent this hookup location phenomenon of skidding from appearing, and then realize the synchronous rotation of saw bit and axis of rotation, avoid skidding, the not hard up condition takes place, make the saw bit can the effectual driving force that utilizes the transmission shaft. In addition, the clamping stagnation state of the saw blade in the working process can be effectively sensed through the arranged pressure sensor, the saw blade can be stopped in time, and the saw blade is prevented from being damaged in the clamping stagnation process.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a sectional view taken along line B-B in fig. 2.

In the figure: the fixture comprises a cutter head 1, a pressure sensor 2, a fixture block 3, a base 4, a connecting bolt 5, a nut 6, a connecting ring 7, a fixing cylinder 8, a limiting ring 9 and a clamping plate 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a saw bit for cutting diamond, includes annular, and the periphery is equipped with tool bit 1 and discoid base member 4 of sword tooth, and the periphery of base member 4 is located to tool bit 1 cover, and the ring internal diameter of tool bit 1 is the same with the disc external diameter size of base member 4.

The tool bit 1 and the base body 4 are fixedly connected into a whole through an annular connecting assembly, and the annular connecting assembly comprises two connecting rings 7, a plurality of clamping blocks 3 and a plurality of groups of connecting pieces consisting of connecting bolts 5 and nuts 6.

The two connecting rings 7 are respectively arranged on the left side and the right side of the tool bit 1 and the base body 4, a part of connecting bolts 5 penetrate through the two connecting rings 7 and the tool bit 1, the extending end of the screw is in threaded connection with the nut 6, and the two connecting rings 7 are fixedly connected with the tool bit 1; the other part of connecting bolts 5 penetrate through the two connecting rings 7 and the base body 4, the extending end of the screw is in threaded connection with the nut 6, and the two connecting rings 7 are fixedly connected with the base body 4; in this way, the cutter head 1 and the base body 4 are fixedly connected into a whole through the connecting ring 7 and the connecting bolt 5.

A plurality of first U-shaped grooves are uniformly formed in the annular inner side of the cutter head 1 along the circumferential direction, a plurality of second U-shaped grooves are uniformly formed in the disc outer side of the base body 4 along the circumferential direction, and the number of the first U-shaped grooves, the number of the second U-shaped grooves and the number of the clamping blocks 3 are the same. In this embodiment, the fixture blocks 3 are disposed between the two connection rings 7, and each fixture block 3 is slidably connected to one of the first U-shaped grooves and one of the second U-shaped grooves, and the sliding direction of the fixture block is perpendicular to the plane of the disc of the base 4. The fixture block 3 is arranged at the joint of the cutter head 1 and the base body 4 in an inserting manner, so that the connection strength of the cutter head 1 and the base body 4 can be enhanced.

In this embodiment, the annular connecting grooves are formed in the annular and disc planes at the two sides of the connecting part of the tool bit 1 and the base 4, the two connecting rings 7 are respectively arranged in the connecting grooves at the left and right sides of the tool bit 1 and the base 4, and the thickness of the connecting ring 7 is the same as the depth of the connecting groove. In addition, a plurality of countersunk through holes are further formed in the plane of one side of the connecting ring 7, and the number of the countersunk through holes is the same as that of the connecting bolts 5, so that the connecting bolts 5 and the nuts 6 can penetrate through the countersunk through holes. The connecting ring 7 is not protruded out of the planes of the two sides of the tool bit 1 and the substrate 4, and simultaneously, the bolt head and the nut of the connecting bolt 5 are not protruded out of the plane of the connecting ring 7, so that the resistance of the saw blade in the cutting work is not increased, the saw blade can be better protected, and the service life of the saw blade is prolonged.

In this embodiment, the number of the connecting bolts 5 and the number of the nuts are twelve, wherein six groups of the connecting bolts 5 and the nuts 6 are arranged in a circumferential array and penetrate through the two connecting rings 7 and the cutter head 1, and meanwhile, the connecting holes in the two connecting rings 7 and the cutter head 1 are also arranged at corresponding positions. In addition, six groups of connecting bolts 5 and nuts 6 are arranged in a circumferential array and penetrate through the two connecting rings 7 and the base body 4, and similarly, connecting holes in the two connecting rings 7 and the base body 4 are also arranged at corresponding positions. Set up like this, be more stable for the connection structure who makes between tool bit and the base member 4 to the focus position of saw bit can not change, and at high-speed rotatory in-process, the saw bit is difficult to produce the deviation and becomes flexible, protection saw bit that can be better, the life of extension saw bit.

In this embodiment, a polygonal through hole is opened at the center of the disc of the base 4, a fixing cylinder 8 matched with the shape and specification of the through hole is arranged in the through hole in a penetrating manner, one end of the fixing cylinder 8 is provided with a radial protruding portion, the other end of the fixing cylinder is provided with an external thread, and the end provided with the external thread is spirally connected with a limiting ring 9. By screwing the limiting ring 9, the fixed cylinder 8 can be further locked and connected with the base body 4, and the fixed cylinder is prevented from moving axially relative to the base body. Set up the circular slot that holds bellying, spacing ring 9 on the disc both sides plane of base member 4 respectively, avoid bellying and spacing ring 9 salient in the plane of base member 4 both sides, can not increase the resistance that increases the saw bit in cutting work, protection saw bit that can be better, the life of extension saw bit.

Be provided with crisscross joint board 10 in the fixed section of thick bamboo 8, the both ends of joint board 10 all set up to the inclined plane, have made things convenient for joint board 10 to insert in the recess of the transmission shaft that the saw bit is connected, make the saw bit can rotate with the synchronization of axis of rotation, prevent that this hookup location from appearing the phenomenon of skidding, also prevent that the saw bit from skidding, not hard up the condition emergence.

In this embodiment, the pressure sensor 2 is provided in the base 4 at the joint between the base 4 and the fixed cylinder 8. The clamping stagnation state of the saw blade in the working process can be effectively sensed through the arranged pressure sensor, the saw blade can be stopped timely, and the saw blade is prevented from being damaged in the clamping stagnation process.

The use process comprises the following steps: when the cutter head 1 of the saw blade is worn and needs to be replaced, firstly, the connecting bolt 5 and the nut are removed; then the connecting rings 7 on the two sides are taken out from the connecting grooves, and the axial limit of the connecting rings 7 to the tool bit 1 is released; then, the worn cutter head 1 is taken down by sliding towards one side of the plane of the base body 4, a new cutter head 1 is taken out and reversely slid into the position of the original cutter head in the same sliding mode, namely, the fixture block 3 is just inserted into the first U-shaped groove of the cutter head 1 and the second U-shaped groove of the base body 4; and then the two connecting rings 7 are remounted in the corresponding connecting grooves on the two sides, the connecting bolt 5 is connected with the connecting ring 7 through the cutter head 1, the connecting ring 7 and the base body 4 again in a penetrating manner, and the nut 6 is screwed and locked, so that the replacement of the cutter head 1 is completed.

After the replacement is finished, when the saw blade is used, the saw blade is firstly inserted into the rotating shaft through the fixed cylinder 8, the saw blade is installed on the rotating shaft, and then the driving device connected with the rotating shaft in a multi-connection mode is started, so that the saw blade can be normally used. If in the use, the saw bit jamming condition appears, pressure sensor 2 can receive the extrusion to give the control unit with pressure signal transmission, the control unit makes drive arrangement stop work, avoids further damaging the saw bit, avoids appearing cutting quality problem, so the saw bit of this scheme has good security.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a saw bit for cutting diamond, includes that annular, and periphery are equipped with tool bit (1) and discoid base member (4) of sword tooth, tool bit (1) cover is located the periphery of base member (4), its characterized in that: tool bit (1) through annular coupling assembling with base member (4) fixed connection, the polygon through-hole has been seted up at the disc center of base member (4), wear to be equipped with in the through-hole with solid fixed cylinder (8) that the through-hole shape specification matches, be provided with crisscross joint board (10) in solid fixed cylinder (8).

2. The saw blade for cutting diamond as set forth in claim 1, wherein: the ring internal diameter of tool bit (1) with the disc external diameter size of base member (4) is the same, annular coupling assembling is including setting up respectively in the left and right sides of tool bit (1) and base member (4), and will respectively tool bit (1) and base member (4) connect in two go-between (7) of an organic whole, and run through two go-between (7) with tool bit (1), run through two go-between (7) with a plurality of connecting bolt (5) of base member (4), the equal spiro union of thread end of connecting bolt (5) has nut (6).

3. A saw blade for cutting diamond according to claim 2, wherein: annular coupling assembling still including set up in two between go-between (7), and with tool bit (1), base member (4) sliding connection's a plurality of fixture blocks (3) respectively, the annular of tool bit (1) is inboard, evenly seted up a plurality of first U-shaped grooves along the circumferencial direction, a plurality of second U-shaped grooves have evenly been seted up along its circumferencial direction in the disc outside of base member (4), first U-shaped groove, second U-shaped groove with the quantity of fixture block (3) is the same, and every fixture block (3) all with a first U-shaped groove, a second U-shaped groove sliding connection, its sliding direction with the disc plane of base member (4) is perpendicular.

4. A saw blade for cutting diamond according to claim 2, wherein: the junction of tool bit (1) and base member (4) has seted up annular spread groove on the annular of its both sides and disc plane, two go-between (7) set up respectively in the spread groove of both sides, just the thickness of go-between (7) with the degree of depth size of spread groove is the same, a plurality of countersunk head through-holes have still been seted up on the side plane of go-between (7), countersunk head through-hole with the quantity of connecting bolt (5) is the same.

5. A saw blade for cutting diamonds according to claim 4, wherein: the number of the connecting bolts (5) is 12, wherein 6 connecting bolts (5) are arranged in a circumferential array mode and are connected with the two connecting rings (7) and the cutter head (1) in a penetrating mode, and the other 6 connecting bolts (5) are also arranged in a circumferential array mode and are connected with the two connecting rings (7) and the base body (4) in a penetrating mode.

6. A saw blade for cutting diamond according to claim 1, wherein: the one end of a fixed cylinder (8) is equipped with radial bellying, and the other end is equipped with the external screw thread, and the one end screwed connection who is equipped with the external screw thread has spacing ring (9), set up respectively on the disc both sides plane of base member (4) and hold the circular slot of bellying, spacing ring (9).

7. The saw blade for cutting diamond as set forth in claim 6, wherein: and two ends of the clamping plate (10) in the fixed cylinder (8) are both provided with inclined planes.

8. The saw blade for cutting diamond as set forth in claim 1, wherein: and a pressure sensor (2) is arranged in the base body (4) at the joint of the base body (4) and the fixed cylinder (8).

9. A saw blade for cutting diamond according to claim 3, wherein: the connecting ring (7) and the clamping blocks (3) are both made of alloy steel plates.