CN218951455U

CN218951455U - Saw bit quenching furnace slow cooling device

Info

Publication number: CN218951455U
Application number: CN202223365222.2U
Authority: CN
Inventors: 赵磊; 皮厚宽; 彭永强
Original assignee: Heixuanfeng Saw Industry Co ltd
Current assignee: Heixuanfeng Saw Industry Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-02
Anticipated expiration: 2032-12-15

Abstract

The utility model provides a saw bit quenching furnace slow cooling device, includes stinger and cooling rack, and the cooling rack sets up between the carrier roller frame, be provided with the transfer roller side by side on the carrier roller frame, the steel saw bit is carried by the carrier roller frame and is conveyed on the cooling rack through the transfer roller, and the up end of cooling rack is provided with the lower floor cooling platform, and the four corners department of cooling rack is provided with the stand perpendicularly, the roof is connected to the other end of stand, is provided with hydraulic means on the roof and connects the lifter plate, the four corners of lifter plate cup joints in the outer wall department of stand and slides along stand perpendicular from top to bottom, and the lower terminal surface of lifter plate corresponds and is provided with the upper cooling platform; when the saw blade quenching device is used for quenching and cooling the saw blade, the saw blade can be clamped to prevent the saw blade from deforming, and the cooling temperature of the saw blade can be adjusted, so that the quenching quality of the saw blade and the quality of a final finished product are greatly improved.

Description

Saw bit quenching furnace slow cooling device

Technical Field

The utility model belongs to the technical field of saw blade quenching, and particularly relates to a slow cooling device of a saw blade quenching furnace.

Background

The saw blade is a cutting tool commonly used in industries such as building materials, nonferrous metals and the like, heat treatment, particularly quenching, is a core process with good comprehensive mechanical properties, and the traditional quenching method adopts an electric furnace to heat to a certain temperature and then carries out oil cooling or water cooling so as to lead the saw blade to have higher hardness and wear resistance.

Disclosure of Invention

In view of the technical problems in the prior art, the saw blade quenching furnace slow cooling device provided by the utility model not only can clamp the saw blade to prevent the saw blade from deforming during quenching and cooling of the saw blade, but also can adjust the cooling temperature of the saw blade, thereby greatly improving the quenching quality of the saw blade and the quality of a final finished product.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a saw bit quenching furnace slow cooling device, includes stinger and cooling rack, and the cooling rack sets up between the carrier roller frame, be provided with the transfer roller side by side on the carrier roller frame, steel saw bit is carried by the carrier roller frame and is conveyed on the cooling rack through the transfer roller, and the up end of cooling rack is provided with the lower floor's cooling platform, and the four corners department of cooling rack is provided with the stand perpendicularly, the roof is connected to the other end of stand, is provided with hydraulic means on the roof and connects the lifter plate, the four corners of lifter plate cup joints in the outer wall department of stand and slides along stand upper and lower vertical, and the lower terminal surface of lifter plate corresponds and is provided with the upper cooling platform.

In the preferred scheme, the upper layer cooling table and the lower layer cooling table are of hollow structures, the lower layer cooling table is communicated with the liquid cooling system, and the upper layer cooling table is communicated with the air cooling system.

In a preferred embodiment, the hydraulic device comprises a hydraulic machine and a hydraulic rod; the hydraulic machine is arranged on the upper end face of the top plate through a bracket, the hydraulic machine is connected with a hydraulic rod, and the other end of the hydraulic rod penetrates through the top plate and is vertically connected with the lifting plate.

In a preferred scheme, the liquid cooling system comprises a liquid inlet pipe, a liquid outlet pipe and a liquid supply box; the liquid supply boxes are arranged on two sides of the lower-layer cooling table and are communicated with the lower-layer cooling table, one side of the liquid supply box is communicated with the liquid inlet pipe, and the other side of the liquid supply box is communicated with the liquid outlet pipe.

In a preferred scheme, the air cooling system comprises an air blower, an exhaust fan, an upper air box, a spiral air supply pipe and a lower air box; the downwind box is arranged at two sides of the upper layer cooling table and is communicated with the upper layer cooling table, the blower and the exhaust fan are arranged at two sides of the top plate and are communicated with the upwind box, and a plurality of spiral air supply pipes are communicated between the upwind box and the downwind box.

In the preferred scheme, the liquid supply box is communicated with the lower layer cooling table through a liquid supply branch pipe, and a connector is arranged on the liquid supply branch pipe.

The following beneficial effects can be achieved in this patent:

1. the device can control the lower cooling table and the upper cooling table to clamp the saw blade through the hydraulic system, and prevent the saw blade from deforming in the cooling process;

2. the device can accurately control the cooling temperature of the saw blade through the liquid cooling system and the air cooling system, so that the cooling process of the saw blade is more stable, and the quenching quality of the saw blade is further improved.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

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

FIG. 2 is a schematic diagram of the whole structure of the present utility model;

FIG. 3 is a plan elevation view of the overall structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the liquid supply branch pipe of the present utility model.

In the figure: the device comprises a roller frame 1, a transmission roller 2, a cooling rack 3, an upright post 4, a lifting plate 5, a hydraulic machine 6, a hydraulic rod 7, a lower cooling table 8, an upper cooling table 9, a top plate 10, a steel saw blade 11, a blower 12, an exhaust fan 13, a liquid supply box 14, an upper air box 15, a spiral air supply pipe 16, a lower air box 17, a liquid inlet pipe 18, a liquid outlet pipe 19, a liquid supply branch pipe 20 and a connector 21.

Detailed Description

As shown in fig. 1 and 2, a saw bit quenching furnace slow cooling device, including stinger and cooling rack 3, cooling rack 3 sets up between carrier roller frame 1, be provided with transfer roller 2 side by side on the carrier roller frame 1, steel saw bit 11 carries on carrying cooling rack 3 by carrier roller frame 1 carries and slowly cools off, and cooling rack 3's up end is provided with lower floor's cooling platform 8, and cooling rack 3's four corners department is provided with stand 4 perpendicularly, roof 10 is connected to the other end of stand 4, is provided with hydraulic means on roof 10 and connects lifter plate 5, the four corners of lifter plate 5 cup joints in stand 4's outer wall department and slides along stand 4 is perpendicular from top to bottom, and lifter plate 5's lower extreme face corresponds and is provided with upper cooling platform 9, during operation lifter plate 5 drives lower floor's cooling platform 8 synchronous slip to press from both sides tightly fixedly with upper cooling platform 9 jointly with steel saw bit 11, prevent that its cooling process from taking place to warp.

The preferable scheme is as shown in fig. 1 and 2, the upper layer cooling table 9 and the lower layer cooling table 8 are of hollow structures, the lower layer cooling table 8 is communicated with a liquid cooling system, the upper layer cooling table 9 is communicated with an air cooling system, the liquid cooling system and the air cooling system can accurately control the cooling temperature of the saw blade, and the functions of slow cooling or accelerated cooling are achieved.

The preferred embodiment is shown in fig. 1 and 2, the hydraulic device comprising a hydraulic machine 6 and a hydraulic rod 7; the hydraulic machine 6 is arranged on the upper end face of the top plate 10 through a bracket, the hydraulic machine 6 is connected with a hydraulic rod 7, and the other end of the hydraulic rod 7 penetrates through the top plate 10 to be vertically connected with the lifting plate 5;

when the steel saw blade 11 is conveyed to the lower cooling table 8, the hydraulic machine 6 is started to drive the hydraulic rod 7 to stretch, and the lifting plate 5 vertically slides downwards along the upright post 4 to drive the upper cooling table 9 to synchronously slide and clamp the steel saw blade 11.

The preferred embodiment is shown in fig. 1 to 3, and the liquid cooling system comprises a liquid inlet pipe 18, a liquid outlet pipe 19 and a liquid supply box 14; the liquid supply boxes 14 are arranged on two sides of the lower-layer cooling table 8 and are communicated with the lower-layer cooling table 8, the liquid supply box 14 on one side is communicated with the liquid inlet pipe 18, and the liquid supply box 14 on the other side is communicated with the liquid outlet pipe 19;

after the steel saw blade 11 is clamped and fixed by the lower cooling table 8 and the upper cooling table 9 together, cooling liquid flows into the liquid supply box 14 through the liquid inlet pipe 18, is injected into the lower cooling table 8 through the liquid supply box 14, finally flows out of the liquid supply box 14 and the liquid outlet pipe 19 after heat exchange and forms circulation, the temperature of the lower cooling table 8 can be controlled by controlling the temperature of the cooling liquid, the effect of slow cooling of the saw blade is achieved, the cooling process of the saw blade is stable, and the quenching quality of the saw blade is further improved.

The preferred embodiment is shown in fig. 1 to 3, and the air cooling system comprises a blower 12, an exhaust fan 13, an upwind box 15, a spiral air supply pipe 16 and a downwind box 17; the lower wind box 17 is arranged at two sides of the upper layer cooling table 9 and is communicated with the upper layer cooling table 9, the blower 12 and the exhaust fan 13 are arranged at two sides of the top plate 10 and are communicated with the upper wind box 15, and a plurality of spiral air supply pipes 16 are communicated between the upper wind box 15 and the lower wind box 17;

after the steel saw blade 11 is clamped and fixed by the lower cooling table 8 and the upper cooling table 9 together, the steel saw blade 11 is subjected to slow cooling treatment between the lower cooling table 8 and the upper cooling table 9, when the tail end needs to be cooled in an accelerating way, the blower 12 and the exhaust fan 13 are turned on, cooling air is injected into the upper air box 15 through the blower 12, then is injected into the lower air box 17 through the upper air box 15, the lower air box 17 is injected into the upper cooling table 9 for rapid cooling, finally cooling air flows back into the upper air box 15 through the lower air box 17 at the other side, and finally the cooling air is pumped out through the exhaust fan 13 to complete cold air circulation.

The preferred scheme is as shown in fig. 4, and the liquid supply box 14 and the lower layer cooling table 8 are mutually communicated through the liquid supply branch pipe 20, the liquid supply branch pipe 20 is provided with a connector 21, the liquid supply branch pipe 20 can be quickly assembled and disassembled through the connector 21, and when the liquid supply branch pipe 20 is blocked, the liquid supply branch pipe can be quickly replaced, so that the cooling quality of the device is ensured.

The above embodiments are only preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the scope of the present utility model should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.

Claims

1. The utility model provides a saw bit quenching furnace slow cooling device, including stinger and cooling rack (3), its characterized in that: cooling rack (3) set up between carrier roller frame (1), be provided with transmission roller (2) side by side on carrier roller frame (1), steel saw bit (11) are carried by carrier roller frame (1) and are conveyed on cooling rack (3) through transmission roller (2), and the up end of cooling rack (3) is provided with lower floor's cooling platform (8), and the four corners department of cooling rack (3) is provided with stand (4) perpendicularly, roof (10) are connected to the other end of stand (4), are provided with hydraulic means on roof (10) and connect lifter plate (5), the four corners of lifter plate (5) cup joint in the outer wall department of stand (4) and along stand (4) vertical slip, and the lower extreme face of lifter plate (5) corresponds and is provided with upper cooling platform (9).

2. The saw blade quenching furnace slow cooling device according to claim 1, wherein: the upper layer cooling table (9) and the lower layer cooling table (8) are of hollow structures, the lower layer cooling table (8) is communicated with a liquid cooling system, and the upper layer cooling table (9) is communicated with an air cooling system.

3. The saw blade quenching furnace slow cooling device according to claim 1, wherein: the hydraulic device comprises a hydraulic machine (6) and a hydraulic rod (7); the hydraulic machine (6) is arranged at the upper end face of the top plate (10) through a bracket, the hydraulic machine (6) is connected with a hydraulic rod (7), and the other end of the hydraulic rod (7) penetrates through the top plate (10) and is vertically connected with the lifting plate (5).

4. The saw blade quenching furnace slow cooling device according to claim 2, wherein: the liquid cooling system comprises a liquid inlet pipe (18), a liquid outlet pipe (19) and a liquid supply box (14); the liquid supply boxes (14) are arranged on two sides of the lower-layer cooling table (8) and are communicated with the lower-layer cooling table (8), the liquid supply box (14) on one side is communicated with the liquid inlet pipe (18), and the liquid supply box (14) on the other side is communicated with the liquid outlet pipe (19).

5. The saw blade quenching furnace slow cooling device according to claim 2, wherein: the air cooling system comprises a blower (12), an exhaust fan (13), an upwind box (15), a spiral air supply pipe (16) and a downwind box (17); the lower wind box (17) is arranged at two sides of the upper layer cooling table (9) and is communicated with the upper layer cooling table (9), the air blower (12) and the exhaust fan (13) are arranged at two sides of the top plate (10) and are communicated with the upper wind box (15), and a plurality of spiral air supply pipes (16) are communicated between the upper wind box (15) and the lower wind box (17).

6. The saw blade quenching furnace slow cooling device according to claim 4, wherein: the liquid supply box (14) is communicated with the lower layer cooling table (8) through a liquid supply branch pipe (20), and a connector (21) is arranged on the liquid supply branch pipe (20).