CN214079569U

CN214079569U - Saw blade convenient for heat dissipation

Info

Publication number: CN214079569U
Application number: CN202022168319.9U
Authority: CN
Inventors: 张邦兆
Original assignee: Shuyang Qiangwei Tools Co ltd
Current assignee: Shuyang Qiangwei Tools Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-08-31
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a saw bit convenient to heat dissipation, including the saw bit, saw bit outer lane cutting end thickness is than 2 centimetres behind the saw bit inner circle link, fastening groove has been seted up to the radial lateral wall of saw bit inner circle, fastening inslot wall sliding connection has the connecting rod, four the connecting rod is kept away from the one end of the radial lateral wall of saw bit inner circle and is passed through guide block sliding connection and connect the chamber. The utility model discloses a it is thicker than the saw bit link to set up saw bit cutting end thickness, only cutting end and by the contact of cutting object at saw bit during operation, simultaneously through setting up the saw bit annular, reduce the saw bit and by cutting object area of contact, and then reduce the heat that the friction produced, the saw bit is in the use among the prior art has been solved, saw bit itself also with by cutting object contact friction, produce the technical problem that a large amount of heats influence the normal cutting of saw bit, the effectual area of contact that has reduced the saw bit and by the cutting object, the heat that saw bit and by the friction of cutting object produced has further been reduced.

Description

Saw blade convenient for heat dissipation

Technical Field

The utility model relates to a relevant technical field of saw bit specifically is a saw bit convenient to heat dissipation.

Background

Need often carry out cutting process to the object in the production of reality work, often need use the saw bit in cutting process, cut into required size with the object through the saw bit with the object, saw bit cutting end is the same with saw bit link thickness among the prior art, causes the saw bit link to produce a large amount of heats with the object friction at the saw bit during operation to influence the normal cutting process of saw bit, need one kind promptly now and be convenient for radiating saw bit in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a saw bit convenient to heat dissipation to it is the same with saw bit link thickness to solve among the prior art that proposes among the above-mentioned background art, causes the saw bit link to produce a large amount of heats with the object friction at the saw bit during operation, thereby influences the problem of the normal cutting process of saw bit.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a saw bit convenient to heat dissipation, includes the saw bit, the saw bit is the annular, saw bit outer lane cutting end thickness is than 2 centimetres behind the saw bit inner circle link, fastening groove has been seted up to the radial lateral wall of saw bit inner circle, fastening inslot wall sliding connection has the connecting rod, the radial outer wall of connecting rod is provided with the guide block, four the connecting rod is kept away from the one end of the radial lateral wall of saw bit inner circle and is passed through guide block sliding connection and connect the chamber.

Preferably, the connecting rod is kept away from the one end of saw bit and is extended to connecting intracavity portion, the connecting rod inner chamber is provided with the screw thread, there is the screw rod connecting rod through threaded connection, the one end fixedly connected with gear pole, four of connecting rod is kept away from to the screw rod the meshing of the radial outer wall of gear pole has the bevel gear.

Preferably, the bevel gear is kept away from the one end fixedly connected with connecting rod of gear pole, the one end fixedly connected with clamp plate of bevel gear is kept away from to the connecting rod, the radial outer wall of connecting rod has cup jointed the spring, spring one end and connection chamber outer wall fixed connection, and the spring keeps away from the one end and the clamp plate overlap joint of connection chamber, the one end that the connection chamber is close to the clamp plate is provided with movable groove, clamp plate and the radial outer wall sliding connection of movable groove.

Preferably, one end of the connecting cavity is fixedly connected with a lantern ring used for connecting a motor power transmission shaft.

Preferably, one end of the pressing plate, which is far away from the connecting rod, is provided with an embedded pentagonal groove.

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

1. the utility model discloses, it is thicker than the saw bit link through setting up saw bit cutting end thickness, only cutting end and by the contact of cutting object at saw bit during operation, simultaneously through setting up the saw bit annular, reduce the saw bit and by cutting object area of contact, and then reduce the heat that the friction produced, the saw bit is in the use among the prior art has been solved, saw bit itself also with by cutting object contact friction, produce the technical problem that a large amount of heats influence the normal cutting of saw bit, the effectual area of contact that has reduced the saw bit and by the cutting object, the further heat that the saw bit produced with by cutting object friction has been reduced.

2. Through setting up the clamp plate and connecting the bevel gear, separate bevel gear and gear pole by the spring, the effectual technical problem who leads to the saw bit separation to cause the accident that the bevel gear drives the gear pole rotation when having solved the saw bit rotation can further strengthen the security of saw bit use.

Drawings

FIG. 1 is a top view of a saw blade in an embodiment of the present invention;

FIG. 2 is a front view of a saw blade according to an embodiment of the present invention;

FIG. 3 is a sectional view of the connecting cavity in an embodiment of the present invention;

fig. 4 is a front view structural section of the connection cavity in the embodiment of the present invention.

In the figure: 1. a saw blade; 11. a fastening groove; 2. a connecting rod; 21. a guide block; 3. pressing a plate; 31. a connecting rod; 4. a screw; 5. a gear lever; 6. a bevel gear; 7. a connecting cavity; 8. a movable groove; 9. a spring.

Detailed Description

In order to reduce the area of contact of saw bit with by the cutting object, further reduced the saw bit and by the heat that the cutting object friction produced, the embodiment of the utility model provides a saw bit convenient to heat dissipation. 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 work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, the present embodiment provides a saw blade convenient for heat dissipation, which includes a saw blade 1, the saw blade 1 is annular, and the thickness of the outer ring cutting end of the saw blade 1 is 2 cm behind the inner ring connecting end of the saw blade 1.

In this embodiment, only the cutting end contacts with the cut object when the saw blade 1 works, and the heat generated by the friction between the saw blade 1 and the cut object is further reduced by reducing the contact area between the saw blade 1 and the cut object.

Example 2

Referring to fig. 2-4, a further improvement is made on the basis of embodiment 1: the radial side wall of the inner ring of the saw blade 1 is provided with a fastening groove 11, the inner wall of the fastening groove 11 is connected with a connecting rod 2 in a sliding way, the radial outer wall of the connecting rod 2 is provided with a guide block 21, one ends of the four connecting rods 2 far away from the radial side wall of the inner ring of the saw blade 1 are connected with a connecting cavity 7 in a sliding way through the guide block 21, one end of the connecting cavity 7 is fixedly connected with a lantern ring used for connecting a motor power transmission shaft, the connecting cavity 7 is driven to rotate through a motor, so as to drive the saw blade 1 to rotate and cut, one end of the connecting rod 2 far away from the saw blade 1 extends into the connecting cavity 7, the inner cavity of the connecting rod 2 is provided with threads, the connecting rod 2 is connected with a screw rod 4 through the threads, one end of the screw rod 4 far away from the connecting rod 2 is fixedly connected with a gear rod 5, the radial outer wall of the four gear rods 5 is meshed with a bevel gear 6, one end of the bevel gear rod 6 is fixedly connected with a connecting rod 31, and one end of the connecting rod 31 far away from the bevel gear 6 is fixedly connected with a pressing plate 3, the radial outer wall of connecting rod 31 has cup jointed spring 9, and spring 9 one end and the 7 outer wall fixed connection in connection chamber, and spring 9 keep away from the one end and the 3 overlap joints of clamp plate of connection chamber 7, and the one end that connection chamber 7 is close to clamp plate 3 is provided with movable groove 8, and

clamp plate

3 and 8 radial outer wall sliding connection in movable groove, clamp plate 3 keep away from the one end of connecting rod 31 and seted up embedded pentagonal recess, can facilitate the use pentagonal spanner to rotate clamp plate 3.

Wherein, make bevel gear 6 and gear pole 5 mesh through pressing down clamp plate 3, then rotatory clamp plate 3 makes bevel gear 6 rotatory, it is rotatory to drive gear pole 5 through bevel gear 6, screw rod 4 is driven rotatory simultaneously, utilize screw transmission to make connecting rod 2 by connecting the inside outside motion in chamber 7, one end that the connecting rod 2 kept away from connecting chamber 7 extends to fastening groove 11 inner chamber, stop pressing down to clamp plate 3 this moment, thereby promote clamp plate 3 by spring 9 and make bevel gear 6 and gear pole 5 separation, thereby the technical problem that bevel gear 6 drives gear pole 5 rotatory and leads to saw bit 1 separation to cause accident when saw bit 1 is rotatory has been solved, can further strengthen the security of saw bit 1 use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 convenient to heat dissipation, includes saw bit (1), its characterized in that: saw bit (1) are the annular, saw bit (1) outer lane cutting end thickness is than saw bit (1) inner circle link back 2 centimetres, fastening groove (11) have been seted up to saw bit (1) inner circle radial side wall, fastening groove (11) inner wall sliding connection has connecting rod (2), the radial outer wall of connecting rod (2) is provided with guide block (21), four the one end that saw bit (1) inner circle radial side wall was kept away from in connecting rod (2) has connection chamber (7) through guide block (21) sliding connection.

2. The saw blade for facilitating heat dissipation as set forth in claim 1, wherein: the one end that saw bit (1) was kept away from in connecting rod (2) extends to inside connecting chamber (7), connecting rod (2) inner chamber is provided with the screw thread, connecting rod (2) have screw rod (4) through threaded connection, the one end fixedly connected with gear pole (5), four of connecting rod (2) are kept away from in screw rod (4) the radial outer wall meshing of gear pole (5) has bevel gear (6).

3. The saw blade for facilitating heat dissipation as set forth in claim 2, wherein: one end fixedly connected with connecting rod (31) of gear pole (5) is kept away from in bevel gear (6), one end fixedly connected with clamp plate (3) of bevel gear (6) are kept away from in connecting rod (31), spring (9) have been cup jointed to the radial outer wall of connecting rod (31), spring (9) one end and connection chamber (7) outer wall fixed connection, and spring (9) keep away from the one end and clamp plate (3) overlap joint of connection chamber (7), the one end that connection chamber (7) are close to clamp plate (3) is provided with movable groove (8), clamp plate (3) and movable groove (8) radial outer wall sliding connection.

4. The saw blade for facilitating heat dissipation as set forth in claim 1, wherein: one end of the connecting cavity (7) is fixedly connected with a lantern ring used for connecting a motor power transmission shaft.

5. A saw blade for facilitating heat dissipation as set forth in claim 3, wherein: one end of the pressing plate (3) far away from the connecting rod (31) is provided with an embedded pentagonal groove.