CN220994973U

CN220994973U - Superhard wear-resistant diamond cutting saw blade

Info

Publication number: CN220994973U
Application number: CN202322343799.1U
Authority: CN
Inventors: 李曰山; 张守宝; 何召彬; 王冰; 王学军; 丁照临; 李宜峰; 夏洪会; 孙兆波
Original assignee: Shandong Huada Jinke New Material Co ltd
Current assignee: Shandong Huada Jinke New Material Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-05-24
Anticipated expiration: 2033-08-30

Abstract

The utility model discloses a superhard wear-resistant diamond cutting saw blade, which belongs to the technical field of diamond saw blades and comprises a matrix and a plurality of tool bits, wherein the matrix and the tool bits are connected with a rotating shaft through an installation mechanism; the installation mechanism comprises a connecting seat matched with the base body, a fixing assembly arranged on the connecting seat and a fixing seat positioned on one side of the connecting seat and far away from the base body, wherein the fixing seat is provided with a mounting hole, a positioning hole is formed in the inner wall of the mounting hole, a limiting rod is arranged in the positioning hole, a limiting groove matched with the limiting rod is formed in a rotating shaft, an installation groove matched with the mounting hole is formed in the connecting seat, and the rotating shaft penetrates through the mounting hole in the fixing seat and extends to the installation groove of the connecting seat. The saw blade is fixedly connected with the rotating shaft through the mounting mechanism, is simple to mount and convenient to detach, saves time and labor in operation, and has higher practicability.

Description

Superhard wear-resistant diamond cutting saw blade

Technical Field

The utility model belongs to the technical field of diamond saw blades, and particularly relates to an ultra-hard wear-resistant diamond cutting saw blade.

Background

The diamond saw blade is a cutting tool and is widely applied to processing of hard and brittle materials such as concrete, refractory materials, stone materials, ceramics and the like. The diamond saw blade mainly comprises two parts, namely a matrix and a tool bit; the substrate is the main support part for the bonded tool bit, and the tool bit is the part that is used for cutting during use, and the tool bit is continuously consumed during use. The tool bit can perform the cutting function because the tool bit contains diamond particles which are the hardest substances at present, and the diamond particles are wrapped inside the tool bit by metal, so that a processed object is rubbed and cut in the tool bit.

The existing diamond saw blade is mainly installed on a rotating shaft of processing equipment when in use, then an object to be cut is contacted with a rotating tool bit, and the object is cut through the tool bit. However, some diamond saw blades have poor mounting and fixing properties, for example, a diamond toothless saw blade is disclosed in Chinese patent document CN201220468372.3, a diamond tool bit is fixedly arranged on the outer peripheral wall surface of a base body in a ring manner, a positioning hole is arranged in the center of the base body, the diamond saw blade mounting structure is a common annular opening, and the saw blade easily flies out in the process of cutting a workpiece, so that production accidents are caused; some diamond saw blades are more complex to install and fix, for example, chinese patent document CN201020163087.1 discloses a diamond cutting and grinding piece, which comprises a cutter head and a matrix, wherein the periphery of the matrix is provided with pattern holes, the center is provided with a flange plate, the flange plate and the matrix are matched through a shaft hole and fixed together through an inner hexagonal countersunk head screw, the diamond saw blade is more laborious in replacement, more installation time is wasted through manual accurate operation, and the practicability is lower.

Disclosure of utility model

In order to solve the technical problems, the inventor obtains the technical scheme of the utility model through practice and summary, and the utility model discloses a superhard wear-resistant diamond cutting saw blade which comprises a matrix and a plurality of tool bits, wherein the matrix and the tool bits are connected with a rotating shaft through a mounting mechanism;

The installation mechanism comprises a connecting seat matched with the base body, a fixing assembly arranged on the connecting seat and a fixing seat positioned on one side of the connecting seat and far away from the base body, wherein the fixing seat is provided with a mounting hole, a positioning hole is formed in the inner wall of the mounting hole, a limiting rod is arranged in the positioning hole, a limiting groove matched with the limiting rod is formed in a rotating shaft, an installation groove matched with the mounting hole is formed in the connecting seat, and the rotating shaft penetrates through the mounting hole in the fixing seat and extends to the installation groove of the connecting seat.

Through setting up fixed subassembly, by the cooperation setting between mounting hole, locating hole, gag lever post and spacing groove, realize effectively promoting of connection stability between fixing base and the pivot, ensure that the overall connection structure after the installation is firm, structural design is reasonable and convenient operation, has improved the practicality.

The application is characterized in that the limiting rod is of a T-shaped structure and penetrates through the fixing seat, a convex strip is arranged on the limiting rod positioned in the positioning hole, a groove matched with the convex strip is formed in the side wall of the positioning hole, and the convex strip and the groove fix the limiting rod in the positioning hole to prevent the limiting rod from being separated.

In the scheme of the application, the improvement is made that the limiting rod positioned between the convex strips and the mounting holes is provided with external threads, and the inner wall of the limiting groove is provided with internal threads matched with the limiting groove. Threaded connection is favorable to improving the zonulae occludens between gag lever post and the spacing groove, promotes holistic connection stability.

The application is characterized in that the fixing component comprises an electric telescopic rod arranged along the transverse axis of the connecting seat, a button seat is arranged at one end, far away from the fixed seat, of the electric telescopic rod, a control motor is arranged in the button seat, a plurality of connecting rods are arranged on the side edges of the electric telescopic rod, the connecting rods are connected with sliding blocks at the free ends of the connecting rods, clamping blocks are connected to the outer sides of the sliding blocks through pull ropes, and through holes matched with the clamping blocks in a corresponding mode are formed in the connecting seat. The electric telescopic rod controls the telescopic of the rod through a control motor in the button seat, thereby controlling the positions of the connecting rod, the sliding block and the clamping block.

The technical scheme of the application is improved by the following steps, the electric telescopic rod further comprises a support column sleeved outside the electric telescopic rod, a plurality of sliding grooves which are correspondingly matched with sliding blocks are formed in the side edges of the support column, positioning channels which are matched with the connecting rods are formed in the bottoms of the sliding grooves, and the size of the sliding blocks is larger than that of the positioning channels. The connecting rod moves along with the expansion of the electric telescopic rod, and the sliding block moves in the sliding groove along with the movement of the connecting rod and pulls the clamping block to control the clamping block to rebound into the connecting seat.

In the scheme of the application, the connecting seat close to one side of the fixed seat is provided with a base plate, and the base plate is provided with a connecting hole matched with the mounting groove. Setting a backing plate, on one hand, providing limit and convenient installation, and moving the saw blade to the backing plate for one time; on the other hand, the fixed seat is separated from the saw blade through the base plate, so that the mutual abrasion between the fixed seat and the saw blade is avoided.

In the scheme of the application, the improvement is made that a sleeve hole matched with the connecting seat is formed in the middle of the base body, and a plurality of base body chip grooves are formed in the inner peripheral surface of the sleeve hole. The matrix chip groove is arranged, so that foreign matters between the connecting seat and the matrix can be discharged, and the connecting seat is tightly connected with the saw blade.

The application is characterized in that the side surface of the cutter head is provided with a cutter head radiating groove, heat is timely radiated, the temperature of the cutter head is effectively reduced, the reduction of the internal structural performance of the cutter head carcass is reduced, the service life of the saw blade is prolonged, a plurality of cutter heads are circumferentially arranged on the outer surface of the matrix, and a cutter head chip removing groove is arranged between adjacent cutter heads, so that the normal cutting operation is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.

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

FIG. 2 is a plan view of a base and a tool tip according to the present utility model;

FIG. 3 is a schematic view of a mounting mechanism according to the present utility model;

FIG. 4 is a cross-sectional view of a holder according to the present utility model;

fig. 5 is a cross-sectional view of the connecting base of the present utility model.

Detailed Description

The principles of the utility model will be further described with reference to the drawings and specific examples.

Examples

As shown in fig. 1-3, a superhard wear-resistant diamond cutting saw blade consists of a matrix 1, four tool bits 2 and a mounting mechanism 3; four tool bits 2 are circumference and set up in the surface of base member 1 to pass through welded fastening with base member 1, when one of them tool bit 2 damages, only need change the tool bit 2 that damages can, need not whole change, effectively reduce the cost, the whole rethread installation mechanism 3 that base member 2 and tool bit 2 constitute forms with the pivot and is connected.

As shown in fig. 4, the mounting mechanism 3 is composed of a connecting seat 31, a fixing assembly and a fixing seat 32; the connecting seat 31 is in a cylindrical hollow structure and is matched with the base body 1, a sleeve hole 11 matched with the connecting seat 31 is formed in the middle of the base body 1, four base body chip grooves 12 are symmetrically formed in the inner peripheral surface of the sleeve hole 11, foreign matters between the connecting seat and the base body can be discharged, the connecting seat is tightly connected with a saw blade, meanwhile, a tool bit chip groove 22 is formed between adjacent tool bits 2, and a tool bit heat dissipation groove 21 is formed in the side surface of the tool bit 2, so that heat is timely dissipated, the temperature of the tool bit 2 is effectively reduced, the reduction of the internal structural performance of the tool bit carcass is reduced, and the service life of the saw blade is prolonged; the middle part of the fixed seat 32 is provided with a mounting hole 321, the mounting hole 321 is arranged on one side of the connecting seat 31 far away from the base body 1, the connecting seat 31 on one side close to the fixed seat 33 is also provided with a base plate 4, the base plate 4 is provided with a connecting hole matched with the mounting groove 311 and the mounting hole 321, and the fixed seat 32, the base plate 4 and the connecting seat 31 are sequentially connected into a whole from left to right; the positioning holes 322 are formed in the two sides of the inner wall of the mounting hole 321, the positioning holes 322 are internally provided with the limiting rods 323, the rotating shafts are also provided with limiting grooves matched with the limiting rods 323, the limiting rods 323 are of T-shaped structures and penetrate through the fixing seats 32, the limiting rods positioned in the positioning holes 322 are provided with raised strips 324, the side walls of the positioning holes 322 are provided with grooves 325 matched with the raised strips, the limiting rods 323 positioned between the raised strips 324 and the mounting holes 321 are provided with external threads, the inner walls of the limiting grooves are provided with internal threads matched with the internal threads, when the mounting hole is used, the limiting grooves matched with the positioning holes 322 on the rotating shafts are aligned and then placed in the mounting holes 321, then the limiting rods 323 are screwed into the limiting grooves through the positioning holes 322 to be fixed, effective lifting of connection stability between the fixing seats 32 and the rotating shafts is achieved, and the whole connection structure after mounting is ensured to be stable; meanwhile, the connecting seat 31 is provided with a mounting groove 311 matched with the mounting hole 321, and the rotating shaft penetrates through the mounting hole 321 on the fixing seat 32 and extends into the mounting groove 311 of the connecting seat 31.

As shown in fig. 5, the fixing component is installed inside the connecting seat 31 and mainly comprises an electric telescopic rod 33, a supporting column 34, a connecting rod 35, a clamping block 37 and a button seat 38; the electric telescopic rod 33 is arranged along the transverse axis of the connecting seat 31, the button seat 38 is arranged at one end of the electric telescopic rod 33 far away from the fixed seat 32, the free end of the button seat extends out of the connecting seat 31, a control motor is arranged in the button seat 38, the control motor is switched on and off by pushing and pulling the free end of the button seat 38, and the control motor is used for controlling the electric telescopic rod to stretch; the connecting rod 35 is fixedly arranged on the side of the electric telescopic rod 33, the sliding block 36 is connected and fixed to the free end of the connecting rod 35, the outer side of the sliding block 36 is made of elastic materials, certain deformability and elastic support are achieved, meanwhile, through holes corresponding to the clamping block 37 are formed in the connecting seat 31, the edge of one side of the clamping block 37, which is close to the button seat 38, is rotationally connected with the edge of the through hole on the same side, so that the clamping block 37 is limited, the supporting column 34 is sleeved outside the electric telescopic rod 33, a plurality of sliding grooves 341 corresponding to the sliding block 36 are formed in the side of the supporting column 34, positioning channels corresponding to the sliding block 36 are formed in the bottom of the sliding grooves 341, the size of the sliding block 36 is larger than the size of the positioning channels, the sliding block 36 can move in the sliding grooves 341 along with the movement of the connecting rod 35 when the connecting rod 35 moves along with the expansion of the electric telescopic rod 33, the sliding block 37 is controlled to rebound into the connecting seat 31, and the sliding grooves 341 stably control the moving tracks of the connecting rod 35 and the sliding block 36 so as to guarantee that the fixing work of the saw blade is smoothly carried out. In the initial state, as shown in the broken line part in fig. 5, the electric telescopic rod 33 is in the contracted state, the connecting rod 35 and the sliding block 36 are at the position close to the button seat 38, and the clamping block 37 is positioned inside the connecting seat 31.

Working principle: when the tool is used, the rotating shaft is connected with the fixing seat 32, the base plate 4 and the connecting seat 31 through the matching arrangement among the mounting hole 321, the positioning hole 322, the limiting rod 323 and the limiting groove, then the base body 1 provided with the tool bit 2 is sleeved on the connecting seat 31, after the base body 1 contacts with the base plate 4, the button seat 38 is pushed into the connecting seat 31, the control motor is started, the electric telescopic rod 33 stretches out, the connecting rod 35 and the sliding block 36 move to a position far away from the button seat 38, and the clamping block 37 stretches out to the outer side of the through hole under the elastic support of the elastic pull rope restoring deformation, so that the base body 1 is fixed on the connecting seat 31.

Claims

1. The utility model provides a superhard wear-resisting diamond cutting saw bit, includes base member (1) and a plurality of tool bit (2), its characterized in that: the base body (1) and the cutter head (2) are connected with the rotating shaft through the mounting mechanism (3);

The mounting mechanism (3) comprises a connecting seat (31) which is matched with the base body (1), a fixing component which is arranged on the connecting seat (31) and a fixing seat (32) which is positioned on the connecting seat (31) and is away from one side of the base body (1), a mounting hole (321) is formed in the fixing seat (32), a positioning hole (322) is formed in the inner wall of the mounting hole (321), a limiting rod (323) is arranged in the positioning hole (322), a limiting groove which is matched with the limiting rod (323) is formed in the rotating shaft, a mounting groove (311) which is matched with the mounting hole (321) is formed in the connecting seat (31), and the rotating shaft penetrates through the mounting hole (321) in the fixing seat (32) to extend into the mounting groove (311) of the connecting seat (31).

2. A superhard abrasive diamond cutting saw blade as claimed in claim 1, wherein: the limiting rod (323) is of a T-shaped structure and penetrates through the fixing seat (32), a convex strip (324) is arranged on the limiting rod located in the locating hole (322), and a groove (325) matched with the convex strip is formed in the side wall of the locating hole (322).

3. A superhard abrasive diamond cutting saw blade as claimed in claim 2, wherein: the limiting rod (323) positioned between the raised strips (324) and the mounting holes (321) is provided with external threads, and the inner wall of the limiting groove is provided with internal threads matched with the internal threads.

4. A superhard abrasive diamond cutting saw blade as claimed in claim 1, wherein: the fixed subassembly includes electric telescopic handle (33) that set up along connecting seat (31) lateral axis, the one end that keeps away from fixing base (32) on electric telescopic handle (33) is equipped with button seat (38), be equipped with control motor in button seat (38), electric telescopic handle (33) side is equipped with a plurality of connecting rods (35), be connected with slider (36) on the free end of connecting rod (35), slider (36) outside is connected with fixture block (37) through the stay cord, set up on connecting seat (31) with fixture block (37) corresponding complex through-hole.

5. A superhard abrasive diamond cutting saw blade according to claim 4, wherein: the electric telescopic support is characterized by further comprising a support column (34) sleeved outside the electric telescopic rod (33), a plurality of sliding grooves (341) which are correspondingly matched with the sliding blocks (36) are formed in the side edges of the support column (34), positioning channels which are matched with the connecting rods (35) are formed in the bottoms of the sliding grooves (341), and the size of the sliding blocks (36) is larger than that of the positioning channels.

6. A superhard abrasive diamond cutting saw blade according to any one of claims 1 to 5, wherein: the connecting seat (31) close to one side of the fixing seat (32) is provided with a base plate (4), and the base plate (4) is provided with a connecting hole matched with the mounting groove (311).

7. A superhard abrasive diamond cutting saw blade according to claim 4, wherein: the middle part of the base body (1) is provided with a sleeve hole (11) matched with the connecting seat (31), and the inner peripheral surface of the sleeve hole (11) is provided with a plurality of base body chip grooves (12).

8. A superhard abrasive diamond cutting saw blade as claimed in claim 1, wherein: the tool bit cooling groove (21) is formed in the side surface of the tool bit (2), a plurality of tool bits (2) are circumferentially arranged on the outer surface of the base body (1), and tool bit chip grooves (22) are formed between adjacent tool bits (2).