阅读说明：本技术 一种双炉罐加热切换卧室真空退火炉 (Double-furnace-tank heating switching bedroom vacuum annealing furnace ) 是由 李金龙 于 2020-06-19 设计创作，主要内容包括：本发明公开了一种双炉罐加热切换卧室真空退火炉,包括冷却风机,所述冷却风机的底部设置有冷却风机叶轮,所述冷却风机与前马弗罐固定框架固定连接,所述冷却风机叶轮的底部设置有冷却换热器,所述冷却换热器的一侧与冷却导风罩固定连接,所述冷却导风罩的一侧与换热器进出水管固定连接,所述换热器进出水管的外表面与水管连接法兰套接,所述冷却换热器的下端设置有充气管路,所述充气管路的一端与充气系统固定连接,所述充气管路的一侧设置有真空计,所述真空计的一侧设置有安全阀,所述安全阀的一侧设置有抽真空阀,本发明的一种双炉罐加热切换卧室真空退火炉,能够实现半连续式生产,提高了生产效率的同时也节约了成本。(The invention discloses a double-furnace-tank heating switching bedroom vacuum annealing furnace, which comprises a cooling fan, wherein the bottom of the cooling fan is provided with a cooling fan impeller, the cooling fan is fixedly connected with a front muffle tank fixing frame, the bottom of the cooling fan impeller is provided with a cooling heat exchanger, one side of the cooling heat exchanger is fixedly connected with a cooling air guide cover, one side of the cooling air guide cover is fixedly connected with a heat exchanger water inlet and outlet pipe, the outer surface of the heat exchanger water inlet and outlet pipe is sleeved with a water pipe connecting flange, the lower end of the cooling heat exchanger is provided with an inflation pipeline, one end of the inflation pipeline is fixedly connected with an inflation system, one side of the inflation pipeline is provided with a vacuum gauge, one side of the vacuum gauge is provided with a safety valve, and one side of the safety valve is provided with a vacuumizing valve. Can realize semi-continuous production, improves the production efficiency and saves the cost.)

1. The utility model provides a two jars heat and switch bedroom vacuum annealing stove which characterized in that: the device comprises a cooling fan (1), wherein a cooling fan impeller (14) is arranged at the bottom of the cooling fan (1), the cooling fan (1) is fixedly connected with a front muffle tank fixing frame (3), a cooling heat exchanger (2) is arranged at the bottom of the cooling fan impeller (14), one side of the cooling heat exchanger (2) is fixedly connected with a cooling air guide cover (5), one side of the cooling air guide cover (5) is fixedly connected with a heat exchanger water inlet and outlet pipe (15), the outer surface of the heat exchanger water inlet and outlet pipe (15) is sleeved with a water pipe connecting flange (16), an inflation pipeline (4) is arranged at the lower end of the cooling heat exchanger (2), one end of the inflation pipeline (4) is fixedly connected with an inflation system (28), a vacuum gauge (23) is arranged at one side of the inflation pipeline (4), and a safety valve (24) is arranged at one side of the vacuum gauge (23), one side of the safety valve (24) is provided with a vacuum pumping valve (25), one end of the vacuum pumping valve (25) is provided with a connecting corrugated pipe (26), one side of the connecting corrugated pipe (26) is provided with a vacuum pump (27), the bottom of the cooling air guide cover (5) is provided with a movable heating inner container (18), one side of the movable heating inner container (18) is provided with a longitudinal operation screw rod (19), one end of the longitudinal operation screw rod (19) is fixedly connected with a longitudinal operation speed reducing motor (22), the lower end of the longitudinal operation screw rod (19) is provided with a transverse operation speed reducer (20), the transverse operation speed reducer (20) is fixedly connected with a transverse operation platform (21), a muffle tank body (17) is arranged in the heating movable inner container (18), and a muffle tank workpiece (30) is arranged in the muffle tank body (17), one side of the work piece (30) in the muffle tank is provided with a muffle tank heat shield (29), the bottom of the movable heating inner container (18) is fixedly connected with a heating furnace inner container movable roller (31), a rotary locking ring (9) is arranged at the front end of the muffle tank heat shield (29), a muffle tank cover (10) is arranged on one side of the rotary locking ring (9), the outer surface of the muffle pot cover (10) is provided with a furnace door rocker arm (6), the furnace door rocker arm (6) is fixedly connected with a furnace door rocker arm rotating shaft (7), a supporting frame (8) is arranged on one side of the furnace door rocker arm rotating shaft (7), the interior of the muffle furnace cover (10) is clamped and connected with a furnace water cooling water pipe (11), the bottom of the muffle tank body (17) is fixedly connected with a vacuumizing pipeline (12), and the vacuumizing pipeline (12) is connected with the base frame (13) in an inserting mode.

2. The double-pot heating switching bedroom vacuum annealing furnace of claim 1, wherein: the number of the muffle tank bodies (17) is two, the muffle tank bodies (17) are made of heat-resistant stainless steel, and the two muffle tank bodies (17) share one heating chamber cavity.

3. The double-pot heating switching bedroom vacuum annealing furnace of claim 1, wherein: the muffle tank heat shield (29) is fixedly connected with the muffle tank body (17), and the outer diameter of the muffle tank heat shield (29) is matched with the inner diameter of the muffle tank body (17).

4. The double-pot heating switching bedroom vacuum annealing furnace of claim 1, wherein: the number of heating furnace courage removal gyro wheel (31) is two sets of, heating furnace courage removal gyro wheel (31) are provided with fixed iron sheet, heating furnace courage removal gyro wheel (31) are through fixed iron sheet and portable heating inner bag (18) fixed connection.

5. The double-pot heating switching bedroom vacuum annealing furnace of claim 1, wherein: the number of the cooling fans (1) is two, an electric connection is arranged between the cooling fans (1) and the cooling fan impeller (14), and the longitudinal operation speed reducing motor (22) is fixedly connected with the longitudinal operation screw rod (19) through an output end.

6. The double-pot heating switching bedroom vacuum annealing furnace of claim 1, wherein: the water pipe connecting flange (16) is sleeved with the heat exchanger water inlet and outlet pipe (15), and the outer diameter of the heat exchanger water inlet and outlet pipe (15) is matched with the inner diameter of the water pipe connecting flange (16).

7. The double-pot heating switching bedroom vacuum annealing furnace of claim 1, wherein: the number of the furnace door rocker arms (6) is two, and the furnace door rocker arms (6) are fixedly connected with a furnace door rocker arm rotating shaft (7).

Technical Field

The invention relates to the field of heat treatment industry, in particular to a double-furnace-tank heating switching bedroom vacuum annealing furnace.

Background

A vacuum annealing furnace is mainly suitable for stainless steel drawing parts such as water heating equipment, water expansion parts, pins, medical instruments, stainless steel nails, stainless steel screws, rivet pressing parts, stainless steel bearings, watchcases, watchbands, cutters, miniature shafts, self-tapping self-drilling tools, tableware and other stainless steel products to carry out continuous bright annealing, solid solution, demagnetization and stainless steel quenching treatment under the control of protective atmosphere.

The existing vacuum furnace or atmosphere protection furnace is generally in a single-chamber structure, and after heating is finished, in order to meet the process requirement, the heating furnace must be cooled under a slow condition.

Disclosure of Invention

The invention mainly aims to provide a double-furnace-tank heating switching bedroom vacuum annealing furnace which can effectively solve the problems explained in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a double-furnace-tank heating switching bedroom vacuum annealing furnace comprises a cooling fan, wherein a cooling fan impeller is arranged at the bottom of the cooling fan, the cooling fan is fixedly connected with a front muffle tank fixing frame, a cooling heat exchanger is arranged at the bottom of the cooling fan impeller, one side of the cooling heat exchanger is fixedly connected with a cooling air guide cover, one side of the cooling air guide cover is fixedly connected with a heat exchanger water inlet and outlet pipe, the outer surface of the heat exchanger water inlet and outlet pipe is sleeved with a water pipe connecting flange, an inflation pipeline is arranged at the lower end of the cooling heat exchanger, one end of the inflation pipeline is fixedly connected with an inflation system, a vacuum gauge is arranged at one side of the inflation pipeline, a safety valve is arranged at one side of the vacuum gauge, a vacuum pumping valve is arranged at one side of the safety valve, a connecting corrugated pipe is arranged at one end of the, the bottom of the cooling air guide cover is provided with a movable heating inner container, one side of the movable heating inner container is provided with a longitudinal operation lead screw, one end of the longitudinal operation lead screw is fixedly connected with a longitudinal operation speed reduction motor, the lower end of the longitudinal operation lead screw is provided with a transverse operation speed reducer, the transverse operation speed reducer is fixedly connected with a transverse operation platform, a muffle tank body is arranged in the movable heating inner container, a workpiece in the muffle tank is arranged in the muffle tank body, one side of the workpiece in the muffle tank is provided with a muffle tank heat shield, the bottom of the movable heating inner container is fixedly connected with a heating furnace inner container moving roller, the front end of the muffle tank heat shield is provided with a rotary locking ring, one side of the rotary locking ring is provided with a muffle tank cover, and the outer surface of the muffle tank cover is provided with a furnace door rocker arm, the furnace gate rocking arm and furnace gate rocking arm rotation axis fixed connection, one side of furnace gate rocking arm rotation axis is provided with braced frame, the inside and the stove water cooling water pipe block of muffle tank bell are connected, the bottom and the evacuation pipeline fixed connection of the muffle tank body, the evacuation pipeline is pegged graft with the base frame.

Preferably, the number of the muffle tank bodies is two, the muffle tank bodies are made of heat-resistant stainless steel, and the two muffle tank bodies share one heating chamber cavity.

Preferably, the muffle tank heat shield is fixedly connected with the muffle tank body, and the outer diameter of the muffle tank heat shield is matched with the inner diameter of the muffle tank body.

Preferably, the number of the heating furnace pipe moving rollers is two, the heating furnace pipe moving rollers are provided with fixed iron sheets, and the heating furnace pipe moving rollers are fixedly connected with the movable heating inner container through the fixed iron sheets.

Preferably, the number of the cooling fans is two, an electric connection is arranged between the cooling fans and the cooling fan impellers, and the longitudinal operation speed reducing motor is fixedly connected with the longitudinal operation screw rod through an output end.

Preferably, the water pipe connecting flange is sleeved with the heat exchanger water inlet and outlet pipe, and the outer diameter of the heat exchanger water inlet and outlet pipe is matched with the inner diameter of the water pipe connecting flange.

Preferably, the number of the furnace door rocker arms is two, and the furnace door rocker arms are fixedly connected with a rotating shaft of the furnace door rocker arms.

Compared with the prior art, the invention has the following beneficial effects: according to the double-furnace-tank heating switching bedroom vacuum annealing furnace, the two muffle tanks and the heating furnace pipe are arranged, so that the furnace pipe can be used for continuously heating the two muffle tanks in a switching mode, one muffle tank is cooled and taken, namely the other muffle tank is switched to be heated, and the heating furnace is guaranteed to be efficient and energy-saving; the gas charging system is arranged, so that the atmosphere in the cavity can keep a certain pressure, and the gas in the furnace can be kept fresh within a certain flow range; through setting up horizontal and fore-and-aft orbit, can realize the automatic switch-over of two horse-powered jar body heats through gear motor and lead screw, shaft coupling etc. and electric PLC control, improve heating efficiency.

Drawings

FIG. 1 is a schematic front view of a double-pot heating switching bedroom vacuum annealing furnace according to the present invention;

FIG. 2 is a schematic side view of a double-pot heating switching bedroom vacuum annealing furnace of the present invention.

In the figure: 1. a cooling fan; 2. cooling the heat exchanger; 3. a front muffle tank fixing frame; 4. an inflation pipeline; 5. cooling the wind scooper; 6. a furnace door rocker arm; 7. a furnace door rocker arm rotating shaft; 8. a support frame; 9. rotating the locking ring; 10. a muffle furnace cover; 11. a furnace water cooling water pipe; 12. a vacuum pumping pipeline; 13. a base frame; 14. cooling the fan impeller; 15. a water inlet pipe and a water outlet pipe of the heat exchanger; 16. a water pipe connecting flange; 17. a muffle tank body; 18. a movable heating inner container; 19. longitudinally moving a screw rod; 20. transversely running a speed reducer; 21. a transverse operation platform; 22. longitudinally operating the speed reducing motor; 23. a vacuum gauge; 24. a safety valve; 25. a vacuum pumping valve; 26. connecting a corrugated pipe; 27. a vacuum pump; 28. an inflation system; 29. a muffle tank heat shield; 30. a workpiece in the muffle tank; 31. the heating furnace pipe moves the gyro wheel.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the technical scheme of the invention is further elaborated below.

As shown in fig. 1-2, in the present embodiment, a double-pot heating switching bedroom vacuum annealing furnace includes a cooling fan 1, whose type is SFG-, a cooling fan impeller 14 is disposed at the bottom of the cooling fan 1, the cooling fan 1 is fixedly connected to a front muffle pot fixing frame 3, a cooling heat exchanger 2, whose type is BR, is disposed at the bottom of the cooling fan impeller 14, one side of the cooling heat exchanger 2 is fixedly connected to a cooling wind scooper 5, one side of the cooling wind scooper 5 is fixedly connected to a heat exchanger water inlet and outlet pipe 15, an outer surface of the heat exchanger water inlet and outlet pipe 15 is sleeved with a water pipe connecting flange 16, an inflation pipeline 4 is disposed at the lower end of the cooling heat exchanger 2, one end of the inflation pipeline 4 is fixedly connected to an inflation system 28, a vacuum gauge 23 is disposed at one side of the inflation pipeline 4, a safety valve 24 is disposed at one side of the vacuum, one end of the vacuumizing valve 25 is provided with a connecting bellows 26, one side of the connecting bellows 26 is provided with a vacuum pump 27, the model number of the vacuum pump is jpz10000004, the bottom of the cooling air guide cover 5 is provided with a movable heating inner container 18, one side of the movable heating inner container 18 is provided with a longitudinal operation screw rod 19, one end of the longitudinal operation screw rod 19 is fixedly connected with a longitudinal operation speed reducing motor 22, the lower end of the longitudinal operation screw rod 19 is provided with a transverse operation speed reducer 20, the model number of the longitudinal operation screw rod is WP series, the transverse operation speed reducer 20 is fixedly connected with a transverse operation platform 21, the movable heating inner container 18 is internally provided with a muffle tank body 17, the muffle tank body 17 is internally provided with a muffle tank inner workpiece 30, one side of the muffle tank inner workpiece 30 is provided with a muffle tank heat shield 29, the bottom of the movable heating inner container 18 is fixedly connected with a heating furnace inner container moving roller 31, the front end, one side of rotatory lock ring 9 is provided with muffle tank bell 10, muffle tank bell 10's surface is provided with furnace gate rocking arm 6, furnace gate rocking arm 6 and furnace gate rocking arm rotation axis 7 fixed connection, one side of furnace gate rocking arm rotation axis 7 is provided with braced frame 8, muffle tank bell 10's inside is connected with 11 blocks of stove water cooling water pipe, muffle tank body 17's bottom and evacuation pipeline 12 fixed connection, evacuation pipeline 12 is pegged graft with base frame 13.

In the embodiment, the number of the muffle tank bodies 17 is two, the muffle tank bodies 17 are made of heat-resistant stainless steel, and the two muffle tank bodies 17 share one heating chamber cavity, so that semi-continuous production can be realized, and the working efficiency is improved; the muffle tank heat shield 29 is fixedly connected with the muffle tank body 17, and the outer diameter of the muffle tank heat shield 29 is matched with the inner diameter of the muffle tank body 17, so that heat can be well insulated; the number of the heating furnace pipe moving rollers 31 is two, the heating furnace pipe moving rollers 31 are provided with fixed iron sheets, and the heating furnace pipe moving rollers 31 are fixedly connected with the movable heating inner pipe 18 through the fixed iron sheets, so that the tank body can move conveniently, and the working efficiency is improved; the number of the cooling fans 1 is two, the cooling fans 1 are electrically connected with the cooling fan impeller 14, and the longitudinal operation speed reducing motor 22 is fixedly connected with the longitudinal operation screw rod 19 through an output end, so that the tank body can be well cooled; the water pipe connecting flange 16 is sleeved with the heat exchanger water inlet and outlet pipe 15, and the outer diameter of the heat exchanger water inlet and outlet pipe 15 is matched with the inner diameter of the water pipe connecting flange 16, so that the structure is more reasonable; the number of the furnace door rocker arms 6 is two, and the furnace door rocker arms 6 are fixedly connected with the rotating shaft 7, so that a user can open the furnace door conveniently.

It should be noted that, the invention is a double-tank heating switching bedroom vacuum annealing furnace, when in use, a user opens two muffle tank bodies 17 through a muffle tank cover 10, puts materials into the muffle tank bodies 17 after the muffle tank bodies are opened, the muffle tank cover 10 is rotated and closed through a rotating locking ring 9 after the muffle tank bodies 17 are completely sealed, after the muffle tank bodies are sealed, the user opens a vacuum pump 27 and a vacuum pumping valve 25, the vacuum pump 27 vacuumizes the tank bodies through a connecting corrugated pipe 26 and a vacuum pumping pipeline 12, after the tank bodies are vacuumized, the user heats the tank bodies through a movable heating inner container 18, the longitudinal operation of the movable heating inner container 18 is realized through a longitudinal operation screw rod 19 and a longitudinal operation speed reducing motor 22, the movement of the inner container is in a supporting frame 8, the lower part of the supporting frame 8 is designed with an operation track, after the heating is finished, the inner container is withdrawn backwards through a longitudinal operation mechanism, and then the transverse movement is realized, then the transverse movement is carried out forward through a longitudinal operation mechanism, the transverse movement is converted into another furnace pipe for heating, after the heating is finished, a user opens the cooling fan 1, the cooling fan impeller 14 is driven to rotate when the cooling fan 1 rotates, the heat is absorbed to the cooling heat exchanger 2 through the cooling heat exchanger 2, the heat exchanger water inlet and outlet pipe 15, the water pipe connecting flange 16 and the cooling air guide cover 5, and the heat generated by the furnace pipe is taken away by the water flow of the cooling heat exchanger 2, so that the cooling of the tank body is realized.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.