CN218561548U

CN218561548U - Tempering heat treatment furnace for cold roll

Info

Publication number: CN218561548U
Application number: CN202222483557.8U
Authority: CN
Inventors: 林克勋; 李成左
Original assignee: Changzhou Comps Metallurgical Equipment Technology Co ltd
Current assignee: Changzhou Comps Metallurgical Equipment Technology Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-03-03
Anticipated expiration: 2032-09-20

Abstract

The utility model discloses a cold roll tempering heat treatment furnace relates to the technical field of tempering, to the cold roll bottom that the background art provided all the time with tempering furnace bottom contact, the cold roll is heated inhomogeneously, and the practicality is lower, and the cooling is spent for a long time, the problem that work efficiency is low, the following scheme of present proposition, including furnace body and cold roll, the furnace body is equipped with sealing mechanism on one side, sealing mechanism includes slide and closing plate, the welding has two backup pads on the slide top outer wall, and all is equipped with reset assembly on the both ends outer wall at two backup pad tops, reset assembly includes release link and reset spring, the backup pad top is equipped with the mounting bracket, and welds respectively on four release link top outer walls in the four corners of mounting bracket bottom. The utility model discloses can fix the cold roll for the cold roll bottom is unsettled, and it is even to be heated, has improved the practicality, and cooling time is less relatively, and need not to take off the cold roll, has improved work efficiency.

Description

Tempering heat treatment furnace for cold roll

Technical Field

The utility model relates to a tempering furnace technical field especially relates to a cold roll tempering heat treatment furnace.

Background

Tempering, that is, a metal heat treatment process in which the quenched workpiece is reheated to a suitable temperature below the lower critical temperature Ac1 (the starting temperature of pearlite transformation to austenite during heating), and cooled in a medium such as air, water, oil, or the like after holding for a certain period of time, or the quenched alloy workpiece is heated to a suitable temperature, held for a certain period of time, and then slowly or rapidly cooled.

When a cold roll is tempered by a conventional tempering heat treatment furnace, the following problems are often caused:

1. the existing tempering furnace cannot support and fix the cold roll, so that the bottom end of the cold roll is always in contact with the inner wall of the bottom of the tempering furnace when the cold roll is tempered, the cold roll is heated unevenly, and the practicability is low;

2. the existing tempering furnace only has the functions of heating and heat preservation, but the cold roll needs to be rapidly cooled during tempering, the cold roll is cylindrical, so that the cold roll is not convenient to take out of the tempering furnace, and when the cold roll is cooled, a furnace door of the tempering furnace needs to be opened for cooling, so that the time consumption is long, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a cold roll tempering heat treatment furnace.

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

the utility model provides a cold roll tempering heat treatment furnace, includes furnace body and cold roll, one side of the furnace body is equipped with sealing mechanism, sealing mechanism includes slide and closing plate, the welding has two backup pads on the outer wall of slide top, and all is equipped with reset assembly on the both ends outer wall at two backup pad tops, reset assembly includes release link and reset spring, the backup pad top is equipped with the mounting bracket, and the four corners of mounting bracket bottom weld respectively on four release link top outer walls, weld on the outer wall of mounting bracket top in the extrusion piece, the closing plate both sides all are equipped with cooling mechanism, cooling mechanism includes mounting panel and heat dissipation fan.

Preferably, the inner walls of the middle parts of the two sides of the furnace body are respectively provided with a mounting groove, the two mounting grooves are respectively internally provided with a heating assembly, and the outer wall of the top of the furnace body is connected with a controller through a bolt.

Preferably, the slide slip cap is located on the inner wall of furnace body bottom, it has two slides to open on the inner wall of furnace body bottom, and equal slidable mounting has the slider in two slides, and two sliders weld respectively on slide bottom outer wall, the closing plate welds on slide one side outer wall.

Preferably, two all open the recess that has the arc structure on the backup pad top outer wall, and cold roll both ends overlap joint respectively in the recess.

Preferably, two channels are formed in the outer walls of the two ends of the top of the support plate, the reset rod is sleeved in the channels in a sliding mode, the reset spring is sleeved on the outer wall of the reset rod, and the bottom end of the reset spring is lapped on the outer wall of the top of the support plate.

Preferably, the mounting plate is welded on the outer wall of one side of the sealing plate, the mounting plate is in sliding fit with the furnace body, a mounting opening is formed in the outer wall of one side of the mounting plate, and the heat dissipation fan is embedded in the mounting opening.

The beneficial effects of the utility model are that:

1. the cold roll to be tempered is placed in the grooves of the two supporting plates, the sealing plate is pushed, the sealing plate drives the sliding plate and the sliding block to move, so that the cold roll moves into the furnace body, the inner wall of the upper part of the furnace body extrudes the extrusion block while the sliding plate moves, the mounting frame descends, the mounting frame further extrudes and fixes the upper surface of the cold roll, the cold roll can be fixed, the bottom end of the cold roll is suspended, heating is uniform, and practicability is improved;

2. be provided with cooling body, after the heat preservation is accomplished, pulling closing plate, closing plate drive slide removal for the cold roll removes the furnace body outside, starts two heat dissipation fans afterwards, and the heat dissipation fan carries out the heat dissipation fast to the cold roll, and cooling time is less relatively, and need not to take off the cold roll, has improved work efficiency.

Drawings

FIG. 1 is a schematic view of a front perspective three-dimensional structure of a cold roll tempering heat treatment furnace provided by the present invention;

FIG. 2 is a schematic bottom perspective view of a cold roll tempering furnace according to the present invention;

FIG. 3 is a schematic view of a three-dimensional structure of a furnace body of a cold roll tempering heat treatment furnace provided by the present invention;

FIG. 4 is a schematic view of a three-dimensional structure of a sealing mechanism of a cold roll tempering heat treatment furnace provided by the present invention;

fig. 5 is an enlarged schematic structural diagram of a position a in fig. 4 according to the present invention.

In the figure: 1. a furnace body; 2. a heating assembly; 3. a controller; 4. a sealing structure; 401. a slide plate; 402. a slider; 403. sealing plates; 5. a support plate; 6. cold rolling the roll; 7. a reset assembly; 701. a reset lever; 702. a return spring; 8. a mounting frame; 9. extruding the block; 10. a cooling mechanism; 101. mounting a plate; 102. a heat dissipation fan.

Detailed Description

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.

Embodiment 1, refer to fig. 1-4, a cold roll tempering heat treatment furnace, including furnace body 1 and cold roll 6, furnace body 1 is equipped with sealing mechanism 4 on one side, sealing mechanism 4 includes slide 401 and closing plate 403, the welding has two backup pads 5 on the outer wall of slide 401 top, and all is equipped with reset assembly 7 on the both ends outer wall at two backup pad 5 tops, reset assembly 7 includes release link 701 and reset

spring

702, 5 tops of backup pad are equipped with mounting bracket 8, and the four corners of mounting bracket 8 bottom welds respectively on four release link 701 top outer walls, weld on 8 top outer walls of mounting bracket in extrusion piece 9.

Further, all open the mounting groove on the middle part inner wall of 1 both sides of furnace body, and all be equipped with heating element 2 in two mounting grooves, there is controller 3 through bolted connection on the outer wall of 1 top of furnace body, slide 401 sliding sleeve is located on the inner wall of 1 bottom of furnace body, it has two slides to open on the inner wall of 1 bottom of furnace body, and equal slidable mounting has slider 402 in two slides, and two slider 402 weld respectively on slide 401 bottom outer wall, closing plate 403 welds on slide 401 one side outer wall, two all open the recess that has the arc structure on the outer wall of 5 tops of backup pad, and 6 both ends of cold-rolling mill roll overlap respectively in the recess, two all open the passageway on the both ends outer wall at 5 tops of backup pad, and release lever 701 sliding sleeve locates in the passageway, reset spring 702 overlaps on the release lever 701 outer wall, and reset spring 702 bottom overlap joint on the outer wall of 5 tops of backup pad.

Can fix the cold roll for the cold roll bottom is unsettled, is heated evenly, has improved the practicality.

Embodiment 2, referring to fig. 1 to 2, a cold roll tempering heat treatment furnace, wherein cooling mechanisms 10 are provided on both sides of a sealing plate 403, and each cooling mechanism 10 includes a mounting plate 101 and a heat dissipation fan 102.

Further, the mounting plate 101 is welded to an outer wall of one side of the sealing plate 403, the mounting plate 101 is in sliding fit with the furnace body 1, a mounting opening is formed in an outer wall of one side of the mounting plate 101, and the heat dissipation fan 102 is embedded in the mounting opening.

The cooling time is relatively short, and the cold roll does not need to be taken down, so that the working efficiency is improved.

The working principle is as follows: put the cold roll of treating the tempering in the recess on two backup pads 5, promote closing plate 403, closing plate 403 drives slide 401 and slider 402 and removes, make inside the cold roll moves furnace body 1, slide 401 is when removing, 1 upper portion inner wall of furnace body extrudees extrusion piece 9, make mounting bracket 8 descend, and then make mounting bracket 8 extrude fixedly to the upper surface of cold roll, after the heat preservation is accomplished, pulling closing plate 403, closing plate 403 drives slide 401 and removes, make the cold roll move 1 outsidely of furnace body, start two heat dissipation fans 102 afterwards, heat dissipation fan 102 carries out quick heat dissipation to the cold roll.

The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the spirit of the present invention, and the changed contents still belong to the protection scope of the present invention.

Claims

1. A cold roll tempering heat treatment furnace comprises a furnace body (1) and a cold roll (6), and is characterized in that a sealing mechanism (4) is arranged on one side of the furnace body (1), and the sealing mechanism (4) comprises a sliding plate (401) and a sealing plate (403);

the outer wall of the top of the sliding plate (401) is welded with two supporting plates (5), the outer walls of two ends of the top of the two supporting plates (5) are respectively provided with a reset component (7), and each reset component (7) comprises a reset rod (701) and a reset spring (702);

a mounting rack (8) is arranged above the supporting plate (5), four corners of the bottom of the mounting rack (8) are welded to the outer walls of the top ends of the four reset rods (701) respectively, and the outer wall of the top of the mounting rack (8) is welded to the extrusion block (9);

both sides of the sealing plate (403) are provided with cooling mechanisms (10), and each cooling mechanism (10) comprises a mounting plate (101) and a heat dissipation fan (102).

2. The cold roll tempering heat treatment furnace according to claim 1, wherein mounting grooves are formed in the inner walls of the middle portions of two sides of the furnace body (1), heating assemblies (2) are arranged in the two mounting grooves, and a controller (3) is connected to the outer wall of the top of the furnace body (1) through bolts.

3. The cold roll tempering heat treatment furnace according to claim 1, wherein the sliding plate (401) is slidably sleeved on the inner wall of the bottom of the furnace body (1), two sliding ways are formed in the inner wall of the bottom of the furnace body (1), sliding blocks (402) are slidably mounted in the two sliding ways, the two sliding blocks (402) are respectively welded on the outer wall of the bottom of the sliding plate (401), and the sealing plate (403) is welded on the outer wall of one side of the sliding plate (401).

4. The cold roll tempering heat treatment furnace according to claim 1, wherein the outer walls of the tops of the two supporting plates (5) are provided with grooves with arc structures, and two ends of the cold roll (6) are respectively lapped in the grooves.

5. The cold roll tempering heat treatment furnace according to claim 1, wherein channels are formed on outer walls of two ends of the top of each of the two support plates (5), a reset rod (701) is slidably sleeved in each channel, the reset spring (702) is sleeved on the outer wall of the reset rod (701), and the bottom end of the reset spring (702) is lapped on the outer wall of the top of each support plate (5).

6. The cold roll tempering heat treatment furnace according to claim 1, wherein the mounting plate (101) is welded on one outer wall of the sealing plate (403), the mounting plate (101) is in sliding fit with the furnace body (1), a mounting opening is formed on one outer wall of the mounting plate (101), and the heat dissipation fan (102) is embedded in the mounting opening.