CN218745260U

CN218745260U - Saw blade tool bit

Info

Publication number: CN218745260U
Application number: CN202222958580.8U
Authority: CN
Inventors: 柴辽江
Original assignee: Jiangsu Youhe Tool Manufacturer Co ltd
Current assignee: Jiangsu Youhe Tool Manufacturer Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-28
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a saw bit tool bit, concretely relates to saw bit tool bit technical field, including the collar, the outer wall of collar is equipped with a plurality of tool bit bodies, the tool bit body includes the connecting block, the top surface fixed mounting of connecting block has the mount. A saw bit tool bit, in the real work, insert the spread groove with the connecting block in, spacing ball can extrude the second spring in the insertion process, and then spacing ball just can be in the indentation connecting block, when inserting to first bayonet socket department, receive the elasticity of second spring, just can pop out two spacing balls and block in first bayonet socket department, and simultaneously, in the insertion process of connecting block, receive the extrusion of the sliding tray of connecting block both sides, just can make the gag lever post extrude the second spring, through inserting the dead lever in first bayonet socket and second bayonet socket, can be connected tool bit body and collar, thereby damage when certain tool bit, only need to change correspond the tool bit that damages can, just reduced the waste of not damaging the tool bit.

Description

Saw bit tool bit

Technical Field

The utility model relates to a saw bit tool bit technical field, in particular to saw bit tool bit.

Background

In recent years, with the wide application of ironer cold saws in the steel cutting market, the traditional band saw is in the trend of being replaced by the cold saw for cutting steel, and with the high-speed development of the ironer cold saws, the requirements on the cold saw cutting efficiency, precision, smoothness and the like are higher and higher.

The blade of saw bit just can receive wearing and tearing along with the increase of live time, also can be because misuse and the tool bit produces the damage, just needs to be changed, and current saw bit and tool bit are the integral type mostly, when certain tool bit damages, just need be together changed whole saw bit along with the tool bit, and then just has caused the waste of not receiving the damage tool bit easily, consequently, in order to solve above defect, the inventor provides a saw bit tool bit.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a saw blade bit, which can effectively solve the problem of waste of the undamaged bit.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a saw bit tool bit, includes the collar, the outer wall of collar is equipped with a plurality of tool bit bodies, the tool bit body includes the connecting block, the top surface fixed mounting of connecting block has the mount, the inside of mount is equipped with the blade that is used for the cutting, the surface both sides of connecting block all are equipped with the second bayonet socket, the outer wall of collar is equipped with the spread groove, the both sides of spread groove all are equipped with the first bayonet socket that is used for connecting, the both sides of spread groove all are equipped with and are used for spacing hole, surface one side of collar is equipped with and is used for fixed dead lever.

Preferably, the inside both sides of spread groove all are equipped with the spacing groove, the equal fixed mounting in inside both sides of spacing groove has the slide bar, two the surface common cover of slide bar has the gag lever post, the one end fixed mounting of gag lever post has first spring, and the one end and the spacing groove fixed connection that the gag lever post was kept away from to first spring, the equal fixed mounting in inside both sides of spacing groove has the connecting rod, two the equal swing joint in one side of connecting rod has sector gear.

Preferably, racks are fixedly mounted on two sides of the outer surface of the limiting rod, and the two racks are meshed with the two sector gears respectively.

Preferably, the inside fixed mounting of connecting block has the second spring, the equal fixed mounting in both ends of second spring has spacing ball, the surface both sides of connecting block all are equipped with the sliding tray.

Preferably, the outer surface of blade is equipped with a plurality of connecting holes, the outer fixed surface of mount has a plurality of spliced poles.

Preferably, the connecting column has the same size as the connecting hole.

Preferably, the dead lever includes first backup pad and second backup pad, one side fixed mounting of first backup pad has the kelly, the one end fixed mounting that the first backup pad was kept away from to the kelly has the threaded rod, one side of second backup pad is equipped with the screw hole.

Preferably, the size of the clamping rod is the same as that of the first clamping opening and the second clamping opening.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a saw bit tool bit, through setting up collar box tool bit body, in the actual work, insert the spread groove with the connecting block in, can extrude the second spring at the spacing ball of insertion in-process connecting block both sides, and then spacing ball just can be into in the connecting block, when inserting to first bayonet socket department, receive the elasticity of second spring, just can pop out two spacing balls and block in first bayonet socket department, and simultaneously, in the insertion process of connecting block, receive the extrusion of the sliding tray of connecting block both sides, just can make gag lever post extrude the second spring, and simultaneously, through inserting first bayonet socket and second bayonet socket with the dead lever, can be connected tool bit body and collar, thereby damage when certain tool bit, just, it can to need to change the tool bit that corresponds the damage, just, the waste of not damaging the tool bit has been reduced.

Drawings

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

FIG. 2 is a schematic view of the connecting block structure of the present invention;

FIG. 3 is a schematic view of the connecting groove structure of the present invention;

fig. 4 is a schematic cross-sectional view of the connecting block of the present invention;

FIG. 5 is a schematic view of the fixing frame of the present invention;

fig. 6 is a schematic view of the fixing rod structure of the present invention.

In the figure: 1. a mounting ring; 2. a tool bit body; 101. connecting grooves; 102. a first bayonet; 103. a limiting hole; 104. fixing the rod; 105. a limiting groove; 106. a limiting rod; 107. a slide bar; 108. a first spring; 109. a connecting rod; 110. a sector gear; 201. connecting blocks; 202. a fixed mount; 203. a blade; 204. a second bayonet; 205. a second spring; 206. a limiting ball; 207. a sliding groove; 2021. connecting columns; 2031. connecting holes; 1041. a first support plate; 1042. a clamping rod; 1043. a threaded rod; 1044. a second support plate; 1045. a threaded bore.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The utility model discloses a saw bit tool bit, as shown in figure 1, including collar 1, the outer wall of collar 1 is equipped with a plurality of tool bit bodies 2, and the staff installs collar 1 and saw bit earlier, installs tool bit body 2 afterwards and collar 1, and then receives the damage back as tool bit body 2 of a certain department, just only needs to change the tool bit body 2 of damage, and the tool bit that does not harm need together to be changed.

Following on the above-mentioned practical example, as shown in fig. 2, tool bit body 2 includes connecting block 201, the top surface fixed mounting of connecting block 201 has mount 202, the inside of mount 202 is equipped with blade 203 that is used for the cutting, the surface both sides of connecting block 201 all are equipped with second bayonet 204, the outer wall of collar 1 is equipped with connecting groove 101, through inserting connecting block 201 in connecting groove 101, just can realize being connected tool bit body 2 and collar 1, and then when the saw bit is rotatory, just can drive tool bit body 2 and rotate, then be convenient for the staff to install tool bit body 2 and collar 1, also be convenient for dismantle tool bit body 2 simultaneously, the both sides of connecting groove 101 all are equipped with first bayonet 102 that is used for the connection, the both sides of connecting groove 101 all are equipped with and are used for spacing hole 103, surface one side of collar 1 is equipped with and is used for fixed dead lever 104, then can make connecting block 201 and connecting groove 101 be connected more inseparabler through dead lever 104, also avoided in the high-speed rotation of saw bit, connecting groove 201 flies out from inside 101, connecting block 201.

In order to enable the connection between the tool bit body 2 and the mounting ring 1 to be more compact, as shown in fig. 3, two sides inside the connecting groove 101 are respectively provided with a limiting groove 105, two sides inside the limiting groove 105 are respectively and fixedly provided with a sliding rod 107, the outer surfaces of the two sliding rods 107 are jointly sleeved with a limiting rod 106, the limiting rod 106 can move inside the limiting groove 105, when the limiting rod 106 moves, two sides of the limiting rod 106 can slide on the outer surface of the sliding rod 107, one end of the limiting rod 106 is fixedly provided with a first spring 108, and one end of the first spring 108, which is far away from the limiting rod 106, is fixedly connected with the limiting groove 105, when the limiting rod 106 moves inside the limiting groove 105, the first spring 108 is extruded, and is influenced by the elasticity of the first spring 108, so that the limiting rod 106 can clamp two sides of a connecting block 201 inserted into the connecting groove 101, so that the connecting block 201 can be more stable in the connecting groove 101, two sides inside the limiting groove 105 are respectively and fixedly provided with a connecting rod 109, one side of the two connecting rods 109 is movably connected with a sector gear 110, and the sector gear 110 can rotate by using the connecting rod 109 as a shaft.

It should be noted that, racks are fixedly installed on both sides of the outer surface of the limiting rod 106, and the two racks are respectively engaged with the two sector gears 110, when the limiting rod 106 moves, the sector gears 110 rotate along with the movement of the limiting rod 106 due to the engagement between the racks and the sector gears 110.

The utility model discloses, when inserting connecting block 201 in spread groove 101, receive connecting block 201's extrusion, just can make gag lever post 106 indentation spacing groove 105 in to extrude first spring 108, and the elasticity influence of first spring 108 self just can make two gag lever posts 106 carry out the centre gripping with connecting block 201, thereby can increase the stability of connecting block 201 in spread groove 101 to a certain extent.

Next to the above practical example, as shown in fig. 4, a second spring 205 is fixedly installed inside the connection block 201, two ends of the second spring 205 are both fixedly installed with a limiting ball 206, and are affected by the elasticity of the second spring 205 itself, so that the limiting ball 206 can be retracted into the connection block 201, both sides of the outer surface of the connection block 201 are provided with a sliding groove 207, the sliding groove 207 can better push the limiting rod 106 to extrude the first spring 108, when the connection block 201 is inserted into the connection groove 101, the sliding groove 207 pushes the two limiting rods 106 to respectively extrude the two first springs 108, meanwhile, in the insertion process of the connection block 201, the two limiting balls 206 can be pushed to extrude the second spring 205 by the extrusion of the inner wall of the connection groove 101, and then the two limiting balls 206 can be retracted into the connection block 201, when the connection block 201 is inserted into the limiting hole 103, the second spring 205 can eject the two limiting balls 206, and the ejecting limiting balls 206 can be clamped in the limiting hole 103, and cooperate with the clamping of the two limiting rods 106, so that the connection block 201 can be more stably connected with the connection groove 101.

Meanwhile, as shown in fig. 5, a plurality of connecting holes 2031 are formed in the outer surface of the blade 203, a plurality of connecting posts 2021 are fixedly mounted on the outer surface of the holder 202, the blade 203 is inserted into the holder 202, and the plurality of connecting posts 2021 pass through the connecting holes 2031 of the blade 203, so that the blade 203 can be connected to the holder 202, and thus, a worker can replace different blades 203 as required.

The size of the connection post 2021 is the same as that of the connection hole 2031, and the connection post 2021 can be inserted into the connection hole 2031.

In order to effectively avoid that the connecting block 201 falls off from the connecting groove 101 when the saw blade rotates at a high speed, as shown in fig. 6, the fixing rod 104 includes a first supporting plate 1041 and a second supporting plate 1044, a clamping rod 1042 is fixedly mounted on one side of the first supporting plate 1041, a threaded rod 1043 is fixedly mounted on one end of the clamping rod 1042 far away from the first supporting plate 1041, a threaded hole 1045 is arranged on one side of the second supporting plate 1044, and the second supporting plate 1044 can be connected with the clamping rod 1042 through the threaded rod 1043 and the threaded hole 1045.

The dimensions of the clamping rod 1042 are the same as those of the first and

second bayonets

102 and 204, so that the clamping rod 1042 can be inserted into the first and

second bayonets

102 and 204.

The utility model discloses, after connecting block 201 inserted in spread groove 101, in inserting first bayonet socket 102 and second bayonet socket 204 with kelly 1042, rotate second backup pad 1044 afterwards and be connected second backup pad 1044 and kelly 1042, just can make connecting block 201 and the installation of spread groove 101 more stable to alright effectual avoiding connecting block 201 drops because rotatory centrifugal force from spread groove 101 when the saw bit is high-speed rotatory.

The utility model discloses a theory of operation does: the mounting ring 1 and the saw blade body are firstly connected by a worker, after the connection, the connecting block 201 is sequentially inserted into the connecting groove 101, when the connecting block 201 is inserted into the connecting groove 101, the connecting block is pressed by the inner wall of the connecting groove 101, the limiting balls 206 can retract into the connecting block 201, when the connecting block 201 is inserted into the limiting hole 103, the two limiting balls 206 can be ejected out by the elasticity of the second spring 205, the limiting balls 206 can be clamped in the limiting hole 103, meanwhile, when the connecting block 201 is inserted, the limiting rod 106 is pressed by the sliding grooves 207 on the two sides of the connecting block 201, the first spring 108 can be pressed, and due to the elasticity of the first spring 108, the limiting rod 106 can clamp the connecting block 201, then the clamping rod 1042 is inserted into the first clamping opening 102, the clamping rod 1042 can pass through the second clamping opening 204, then the second supporting plate 1044 is connected with the clamping rod 1042, the installation of the tool bit body 2 can be completed, when a tool bit is damaged and needs to be replaced, the worker only needs to rotate the second supporting plate 1044 and then pull out the clamping rod 1042, and pull out the tool bit body, and pull out the limiting ball 206, and pull out the tool bit can be damaged, and the tool bit can be taken out simultaneously.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A saw blade bit, comprising a mounting ring (1), characterized in that: the outer wall of collar (1) is equipped with a plurality of tool bit bodies (2), tool bit body (2) are including connecting block (201), the top surface fixed mounting of connecting block (201) has mount (202), the inside of mount (202) is equipped with blade (203) that are used for the cutting, the surface both sides of connecting block (201) all are equipped with second bayonet socket (204), the outer wall of collar (1) is equipped with spread groove (101), the both sides of spread groove (101) all are equipped with first bayonet socket (102) that are used for connecting, the both sides of spread groove (101) all are equipped with and are used for spacing hole (103), surface one side of collar (1) is equipped with and is used for fixed dead lever (104).

2. The saw blade bit as claimed in claim 1, wherein: the inside both sides of spread groove (101) all are equipped with spacing groove (105), the equal fixed mounting in inside both sides of spacing groove (105) has slide bar (107), two the common cover of surface of slide bar (107) has gag lever post (106), the one end fixed mounting of gag lever post (106) has first spring (108), and first spring (108) keep away from the one end and spacing groove (105) fixed connection of gag lever post (106), the equal fixed mounting in inside both sides of spacing groove (105) has connecting rod (109), two the equal swing joint in one side of connecting rod (109) has sector gear (110).

3. A saw blade bit as defined in claim 2, wherein: racks are fixedly mounted on two sides of the outer surface of the limiting rod (106), and the two racks are respectively meshed with the two sector gears (110).

4. A saw blade bit as defined in claim 1, wherein: the inside fixed mounting of connecting block (201) has second spring (205), the equal fixed mounting in both ends of second spring (205) has spacing ball (206), the surface both sides of connecting block (201) all are equipped with sliding tray (207).

5. A saw blade bit as defined in claim 1, wherein: the outer surface of the blade (203) is provided with a plurality of connecting holes (2031), and the outer surface of the fixing frame (202) is fixedly provided with a plurality of connecting columns (2021).

6. The saw blade bit as claimed in claim 5, wherein: the connecting column (2021) is the same as the connecting hole (2031) in size.

7. The saw blade bit as claimed in claim 1, wherein: dead lever (104) include first backup pad (1041) and second backup pad (1044), one side fixed mounting of first backup pad has kelly (1042), the one end fixed mounting that first backup pad was kept away from to kelly (1042) has threaded rod (1043), one side of second backup pad is equipped with screw hole (1045).

8. The saw blade bit as claimed in claim 7, wherein: the clamping rod (1042) is the same in size as the first bayonet (102) and the second bayonet (204).