CN218983412U

CN218983412U - Cemented carbide saw blade capable of radiating heat

Info

Publication number: CN218983412U
Application number: CN202223237660.0U
Authority: CN
Inventors: 邱天晓; 徐建文; 周山; 秦明
Original assignee: Changzhou Junzhuo Tool Co ltd
Current assignee: Changzhou Junzhuo Tool Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-09
Anticipated expiration: 2032-12-05

Abstract

The utility model relates to the field of alloy saw blades and discloses a hard alloy saw blade capable of radiating, which comprises an alloy saw blade and saw teeth, wherein a plurality of groups of saw teeth are arranged at the periphery of the alloy saw blade at equal intervals, a mounting hole is formed in the center position of the alloy saw blade, a drainage port is formed in one side of the alloy saw blade, a chassis is arranged at the bottom end of the drainage port, a clamping structure is arranged between a cover and the chassis, a plurality of radiating grooves are formed in the other side of the alloy saw blade at equal intervals around the center point of the mounting hole, radiating fins are arranged in the radiating grooves, a storage groove is formed in the alloy saw blade, a drainage port is formed in the alloy saw blade between the two saw teeth, and a plurality of baffles are arranged in the drainage port, so that cooling liquid can be blocked by the saw teeth at two sides to directly flow to the saw teeth after being thrown out by centrifugal force, and the speed of the cooling liquid can be slowed down by the baffles which are arranged from top to bottom in a staggered mode, and the cooling liquid can maximally prolong the time for cooling and radiating the saw teeth.

Description

Cemented carbide saw blade capable of radiating heat

Technical Field

The utility model relates to the field of alloy saw blades, in particular to a hard alloy saw blade capable of radiating heat.

Background

According to the heat dissipation type hard alloy saw blade disclosed by CN208945305U, the technical scheme is that the circular cooling liquid tank is arranged on the front end face of the alloy saw blade, the circular cooling liquid tank is in direct contact with the blade body, the cooling liquid in the circular cooling liquid tank can be used for directly cooling the blade body of the alloy saw blade, meanwhile, when the alloy saw blade rotates, the cooling liquid in the circular cooling liquid tank can be discharged through the liquid discharge pipe by virtue of centrifugal force and sprayed to the saw teeth, and the saw teeth are sprayed with cooling liquid for heat dissipation, but in the actual operation process, because the liquid discharge pipe is arranged at the front end of the alloy saw blade, under the action of centrifugal force, a large gap exists between the plane thrown out by the cooling liquid and the operation plane of the saw teeth, so that a large amount of cooling liquid is sprayed out of the alloy saw blade, and the cooling and heat dissipation effects of the saw teeth are poor.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a hard alloy saw blade capable of radiating heat, which solves the problems.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but radiating carbide saw bit, includes alloy saw bit and sawtooth, the periphery of alloy saw bit is provided with multiunit equidistant sawtooth, the mounting hole has been seted up to the central point of alloy saw bit, the drainage mouth has been seted up to one side of alloy saw bit, the bottom of drainage mouth is provided with the chassis, be provided with the joint structure between lid and the chassis, the opposite side of alloy saw bit is a plurality of radiating grooves of annular equidistant seting up around the mounting hole central point, be provided with heat radiation fins in the radiating groove, the bin has been seted up to the inside of alloy saw bit, has seted up the drainage mouth on being located the alloy saw bit between two sawtooth, be provided with a plurality of baffles in the drainage mouth.

Preferably, the storage tank, the drainage port and the diversion port are mutually communicated.

Preferably, the chassis is of a circular ring structure, and the chassis and the drainage port form an integrated structure.

Preferably, the clamping structure comprises a fixing piece, two grooves are symmetrically formed in one side, close to the chassis, of the cover, two clamping grooves are symmetrically formed in the chassis, a spring is fixedly installed in each groove, the other end of the spring is fixedly connected with the bottom end of the fixing piece, and the top end of the fixing piece is clamped in each clamping groove.

Preferably, the diameter of the clamping groove is consistent with that of the groove, and the top end of the fixing piece is in a hemispherical convex structure.

Preferably, the baffle is semicircular, the baffles are distributed in the guide opening in a staggered manner from the top end to the bottom end of the guide opening, and gaps between adjacent baffles are larger than the thickness of the baffles.

(III) beneficial effects

Compared with the prior art, the utility model provides the hard alloy saw blade capable of radiating heat, which has the following beneficial effects:

1. this carbide saw bit that can dispel heat sets up the water conservancy diversion mouth between two saw teeth for coolant liquid can block directly to the saw tooth through the saw tooth of both sides after throwing away through centrifugal force on, the rethread is from the baffle that up-down crisscross set up, slows down the speed that coolant liquid flows out, makes the time of the extension cooling heat dissipation saw tooth that coolant liquid can be maximized.

2. This but radiating carbide saw bit is provided with joint structure in the rear side of lid, through two mounting joint in the draw-in groove, the screw thread end of rethread lid self and the joint that the drainage mouth was reported to the police, prevent in high-speed operation that the screw thread of lid can appear becoming flexible and cause the coming off of lid, improve the radiating stability of alloy saw bit.

Drawings

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

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

FIG. 3 is a schematic cross-sectional view of an alloy saw blade of the present utility model;

FIG. 4 is a schematic view of a vent structure according to the present utility model;

FIG. 5 is a schematic view of a cover locking structure according to the present utility model;

FIG. 6 is a schematic diagram of a baffle distribution according to the present utility model.

In the figure: 1. an alloy saw blade; 2. saw teeth; 3. a storage tank; 4. a drainage port; 5. a cover; 6. a diversion port; 7. a baffle; 8. a heat sink; 9. a heat radiation fin; 10. a clamping groove; 11. a groove; 12. a spring; 13. a fixing member; 14. a mounting hole; 15. a chassis.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, a cemented carbide saw blade capable of radiating heat comprises an alloy saw blade 1 and saw teeth 2, wherein a plurality of groups of equidistant saw teeth 2 are arranged on the periphery of the alloy saw blade 1, a mounting hole 14 is formed in the center position of the alloy saw blade 1, a drainage port 4 is formed in one side of the alloy saw blade 1, a chassis 15 is arranged at the bottom end of the drainage port 4, a clamping structure is arranged between a cover 5 and the chassis 15, a plurality of heat radiating grooves 8 are formed in the other side of the alloy saw blade 1 at equal intervals in an annular shape around the center point of the mounting hole 14, heat radiating fins 9 are arranged in the heat radiating grooves 8, a storage groove 3 is formed in the alloy saw blade 1, a drainage port 6 is formed between two saw teeth 2 and positioned on the alloy saw blade 1, and a plurality of baffles 7 are arranged in the drainage port 6.

Further, the storage tank 3, the drainage port 4 and the diversion port 6 are communicated with each other, so that the circulation of the cooling liquid is kept smooth.

Further, the bottom plate 15 is in a circular ring structure, the bottom plate 15 and the drainage port 4 form an integrated structure, and the side wall of the drainage port 4 is connected with the cover 5 through threads.

Further, the clamping structure comprises a fixing piece 13, two grooves 11 are symmetrically formed in one side, close to the chassis 15, of the cover 5, two clamping grooves 10 are symmetrically formed in the chassis 15, a spring 12 is fixedly installed in the grooves 11, the other end of the spring 12 is fixedly connected with the bottom end of the fixing piece 13, the top end of the fixing piece 13 is clamped in the clamping groove 10, the cover 5 is twisted to enable the two fixing pieces 13 in the clamping groove 10 to push the fixing pieces to leave the clamping groove 10 through rotating force, at the moment, the top ends of the fixing pieces 13 are separated from the clamping grooves 10, the fixing pieces 13 are changed to rebound in the grooves 11, and the fixing pieces 13 are automatically bounced between the clamping groove 10 and the grooves 11 through deformation adjustment of the spring 12.

Further, the diameter of the clamping groove 10 is consistent with the diameter of the groove 11, and the top end of the fixing piece 13 is of a hemispherical convex structure, so that the hemispherical convex structure is more beneficial to the fixing piece 13 to stretch back and forth between the clamping groove 10 and the groove 11.

Further, the baffle plates 7 are semicircular, the baffle plates 7 are distributed in the diversion openings 6 from the top end to the bottom end of the diversion openings 6 in a staggered mode, and gaps between adjacent baffle plates 7 are larger than the thickness of the baffle plates 7. Through the effect of baffle 7, the speed that the coolant liquid flows from between the water conservancy diversion mouth 6 is prolonged, improves the rate of utilization of coolant liquid, and can cool off the heat dissipation effectively to the sawtooth in a long period of time.

Working principle: the alloy saw blade 1 is arranged on a cutting machine through the mounting hole 14, the cover 5 is twisted to enable two fixing pieces 13 in the clamping groove 10 to be pushed to leave the clamping groove 10 through rotating force, at the moment, the top ends of the fixing pieces 13 are separated from the clamping grooves 10 in a clamped mode, the fixing pieces 13 are rebounded in the grooves 11, the fixing pieces 13 are automatically rebounded between the clamping groove 10 and the grooves 11 through deformation adjustment of the springs 12, after the cover 5 is taken out, cooling liquid is injected into the storage groove 3 through the drainage opening 4, the cover 5 is screwed down by the same principle, the two fixing pieces 13 are clamped in the clamping groove 10 to ensure that the cover 5 cannot be separated under the operation of high-speed rotation, after the cutting machine is electrified, the alloy saw blade 1 starts to rotate, the cooling liquid in the storage groove 3 in the alloy saw blade 1 is thrown out from the drainage opening 6 in all directions under the action of centrifugal force, the flow velocity of the cooling liquid is controlled by the baffle 7 in multiple layers, the cooling fins 9 in the multiple heat dissipation grooves 8 can absorb heat generated by the alloy saw blade 1 and volatilize heat generated by the alloy saw blade 1 in time.

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

Claims

1. The utility model provides a carbide saw bit that can dispel heat, includes alloy saw bit (1) and sawtooth (2), its characterized in that: the periphery of alloy saw bit (1) is provided with multiunit equidistant sawtooth (2), mounting hole (14) have been seted up to the central point of alloy saw bit (1), drainage mouth (4) have been seted up to one side of alloy saw bit (1), the bottom of drainage mouth (4) is provided with chassis (15), is provided with joint structure between lid (5) and chassis (15), the opposite side of alloy saw bit (1) is equidistant a plurality of radiating grooves (8) of having set up in annular around mounting hole (14) central point, be provided with radiator fin (9) in radiating groove (8), holding tank (3) have been seted up to the inside of alloy saw bit (1), are located on alloy saw bit (1) between two sawtooth (2) and have seted up drainage mouth (6), be provided with a plurality of baffles (7) in the drainage mouth (6).

2. A heat-dissipating cemented carbide saw blade according to claim 1, wherein: the storage tank (3), the diversion port (4) and the diversion port (6) are mutually communicated.

3. A heat-dissipating cemented carbide saw blade according to claim 1, wherein: the chassis (15) is of a circular ring structure, and the chassis (15) and the drainage port (4) form an integrated structure.

4. A heat-dissipating cemented carbide saw blade according to claim 1, wherein: the clamping structure comprises a fixing piece (13), two grooves (11) are symmetrically formed in one side, close to a chassis (15), of the cover (5), two clamping grooves (10) are symmetrically formed in the chassis (15), springs (12) are fixedly installed in the grooves (11), the other ends of the springs (12) are fixedly connected with the bottom ends of the fixing piece (13), and the top ends of the fixing piece (13) are clamped in the clamping grooves (10).

5. The heat-dissipating cemented carbide saw blade of claim 4, wherein: the diameter of the clamping groove (10) is consistent with that of the groove (11), and the top end of the fixing piece (13) is in a hemispherical convex structure.

6. A heat-dissipating cemented carbide saw blade according to claim 1, wherein: the baffle plates (7) are semicircular, the baffle plates (7) are distributed in the diversion openings (6) from the top end to the bottom end of the diversion openings (6) in a staggered mode, and gaps between the adjacent baffle plates (7) are larger than the thickness of the baffle plates (7).