CN111910059A - Vertical high vacuum heat treatment furnace - Google Patents
Vertical high vacuum heat treatment furnace Download PDFInfo
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- CN111910059A CN111910059A CN202010565927.5A CN202010565927A CN111910059A CN 111910059 A CN111910059 A CN 111910059A CN 202010565927 A CN202010565927 A CN 202010565927A CN 111910059 A CN111910059 A CN 111910059A
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- heating chamber
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/63—Quenching devices for bath quenching
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
- C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
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- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
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- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Tunnel Furnaces (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention discloses a vertical high-vacuum heat treatment furnace, which comprises a platform, wherein a supporting platform handrail is arranged at the upper end of the platform, a gate valve cylinder is arranged at the lower end of the platform, an electric appliance control cabinet is arranged at one end of the gate valve cylinder, a sealed gate valve is arranged at the other end of the gate valve cylinder, a heating chamber is arranged at the upper end of the sealed gate valve, a heat-insulating heat shield is arranged on the inner wall of the heating chamber, a lifting motor and a speed reducer are arranged at the top end of the heating chamber, a sealing box body is arranged at one end of a coupler, a steel cable rotating wheel is arranged on the sealing box body, a lifting quenching water tank is arranged at the lower end of the gate valve cylinder, a vertical lifting mechanism is arranged at the lower end of the lifting quenching. The vertical high-vacuum heat treatment furnace adopts full-automatic operation, has high safety factor and is easy to operate.
Description
Technical Field
The invention relates to the field of vacuum heat treatment, in particular to a vertical high-vacuum heat treatment furnace.
Background
The existing technical equipment, the titanium alloy quenching furnace is basically a vertical three-chamber water quenching furnace, the main structure of the titanium alloy quenching furnace is divided into an upper chamber and a lower chamber, the uppermost chamber is a heating chamber, the middle chamber is a charging chamber, the lower chamber is a water quenching chamber, the equipment is higher due to the three-chamber structure, and the heating chamber is required to be provided with a top end, so that the pipeline of a vacuum pumping system is also longer, the installation is inconvenient, all parts of the sealing of the heating chamber need to be cooled by water, the water supply pressure needs to be higher due to the high height of the heating chamber, and circulating water coming out in the production process is hot water, so that the phenomenon of water pipe burst or insufficient water supply at the high position is often caused in the water supply process, and the vacuum sealing interface can not be fully cooled. Moreover, because the charging chamber is designed in the middle, when charging, on one hand, the charging chamber needs to be horizontally operated and charged into the middle charging chamber, and on the other hand, the charging chamber needs to be conveyed to the heating chamber from the middle charging chamber, so that the working procedure is complicated, and the problems of the mechanical structure are easy to occur when the workpiece is operated; because the existing equipment is of a three-chamber structure, the intermediate charging chamber is long, and the workpiece transfer must pass through the intermediate charging chamber, the time for transferring the workpiece from the heating chamber to the cooling chamber for quenching is prolonged. Is not beneficial to improving the hardenability of the quenching workpiece.
The prior art devices have the following problems: the equipment is high, and accidents are easily caused by high water supply pressure when the equipment is inconvenient to install and cool; the process is complex, and mechanical failure occurs during work; the working time is longer, the working efficiency is low, and the obtained product has poor quality.
Disclosure of Invention
The invention mainly aims to provide a vertical high-vacuum heat treatment furnace which can effectively solve the problems stated in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a high vacuum titanium alloy heat treatment furnace comprises a platform, wherein a supporting platform handrail is arranged at the upper end of the platform, a gate valve cylinder is arranged at the lower end of the platform, an electric appliance control cabinet is arranged at one end of the gate valve cylinder, a sealed gate valve is arranged at the other end of the gate valve cylinder, a heating chamber is arranged at the upper end of the sealed gate valve, a heat-insulating heat shield is arranged on the inner wall of the heating chamber, a heating element is arranged inside the heat-insulating heat shield, a lifting motor and a speed reducer are arranged at the top end of the heating chamber, a coupler is arranged at one end of the lifting motor and the speed reducer, a sealing box body is arranged at one end of the coupler, a steel cable rotating wheel is arranged on the sealing box body, a lifting quenching water tank is arranged at the lower, the lower extreme of vertical lift mechanism is provided with the horizontal movement skip, the one end that the liftable quenching basin was kept away from to the horizontal movement skip is provided with the position material frame of feeding, the upper end of sealed box is provided with the sealed box apron of horizontal rotation lift axle, the inner wall of heating chamber is provided with the evacuation interface, evacuation interface one end is provided with the material frame of feeding, the cable wire swiveling wheel connection that extends to the heating chamber is provided with the material frame tongs.
Preferably, the vertical high-vacuum titanium alloy quenching furnace is of a two-chamber structure, the upper part is a heating chamber, the lower part is a liftable quenching tank, the heating chamber comprises a heating furnace shell, a furnace container, a heating element, a vacuum system and a furnace shell cooling system, and the liftable quenching tank comprises a loading station, a quenching water tank, a water tank lifting system and a sealing system.
Preferably, a horizontal running skip car is designed at the bottom of a liftable quenching water tank of the vertical high-vacuum titanium alloy quenching furnace, a vertical lifting mechanism is designed on the horizontal running skip car, the horizontal running mechanism drives a trolley by a motor, a speed reducer, a chain and a chain wheel, and the liftable quenching water tank is lifted vertically by a hydraulic oil cylinder inclined strut type.
Preferably, the sealed gate valve and the heating chamber are connected in a bolt fixing mode, a rubber ring is arranged in the sealed gate valve to realize sealing, movable sealing is adopted between the sealed gate valve and the liftable quenching water tank, when heating is finished and quenching is needed, the liftable quenching water tank is horizontally moved to the central position of the bottom of the heating chamber and then is lifted to the sealing position, and the middle sealing is an O-shaped sealing rubber ring which is designed on the sealed gate valve.
Preferably, the top of the heating chamber is provided with a closed lifting mechanism, and the lifting mechanism mainly comprises a lifter, a speed reducer, a linkage shaft, a horizontal rotating lifting shaft sealing box cover plate, a sealing box body and a steel cable rotating wheel.
Preferably, the horizontal running skip comprises a pulley, a liftable quenching water tank, a vertical lifting mechanism and a charging position material frame.
Compared with the prior art, the invention has the following beneficial effects: according to the vertical high-vacuum titanium alloy heat treatment furnace, the original three-chamber heat treatment furnace is changed into the conventional two-chamber heat treatment furnace, the original feeding mode and the mode of feeding into the quenching furnace are changed, the working procedure time is greatly shortened, workpieces are quickly fed into the quenching furnace from the heat treatment furnace, and the quenching efficiency is improved.
Drawings
FIG. 1 is a schematic view of a vertical high vacuum heat treatment furnace according to the present invention;
in the figure: 1. a lifting motor and a speed reducer; 2. a coupling; 3. a cover plate of the sealing box of the horizontal rotating lifting shaft; 4. sealing the box body; 5. a wire rope rotating wheel; 6. vacuumizing the interface; 7. a material frame gripper; 8. a heat-insulating heat shield; 9. a heating element; 10. a material loading frame; 11. a heating chamber; 12. supporting a platform rail; 13. a sealed gate valve; 14. a liftable quenching water tank; 15. a material loading position frame; 16. a platform; 17. a gate valve cylinder; 18. an electric appliance control cabinet; 19. horizontally operating the skip car; 20. a vertical lifting mechanism.
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, the vertical high vacuum heat treatment furnace in this embodiment comprises a platform 16, a supporting platform rail 12 is provided at the upper end of the platform 16, a gate valve cylinder 17 is provided at the lower end of the platform 16, an electrical control cabinet 18 is provided at one end of the gate valve cylinder 17, a sealed gate valve 13 is provided at the other end of the gate valve cylinder 17, a heating chamber 11 is provided at the upper end of the sealed gate valve 13, a heat insulation heat shield 8 is provided on the inner wall of the heating chamber 11, a heating element 9 is provided inside the heat insulation heat shield 8, a lifting motor and a speed reducer 1 are provided at the top end of the heating chamber 11, a coupling 2 is provided at one end of the lifting motor and the speed reducer 1, a sealed box 4 is provided at one end of the coupling 2, a steel cable rotating wheel 5 is provided at the sealed box 4, a lifting, the lower extreme of vertical lift mechanism 20 is provided with horizontal operation skip 19, and the one end that horizontal operation skip 19 kept away from liftable quenching basin 14 is provided with the position material frame 15 of feeding, and the upper end of sealed box 4 is provided with horizontal rotation lift axle seal box apron 3, and the inner wall of heating chamber 11 is provided with evacuation interface 6, and evacuation interface 6 one end is provided with the material frame 10 of feeding, and the cable wire swiveling wheel 5 is connected the cable wire that extends to heating chamber 11 and is provided with material frame tongs 7.
In the embodiment, the vertical high-vacuum titanium alloy quenching furnace is of a two-chamber structure, the upper part is a heating chamber 11, the lower part is a liftable quenching tank 14, the heating chamber 11 comprises a heating furnace shell, a furnace liner, a heating element 9, a vacuum system and a furnace shell cooling system, the liftable quenching tank comprises a quenching station, a quenching water tank, a water tank lifting mechanism and a sealing mechanism, and the two chambers are mainly used for reducing the exposure time of workpieces, greatly improving the working efficiency and also improving the quenching efficiency; the bottom of a liftable quenching water tank 14 of the vertical high-vacuum titanium alloy quenching furnace is provided with a horizontal running skip car 19, the horizontal running skip car 19 is provided with a vertical lifting mechanism, the horizontal running mechanism drives a trolley by a motor, a speed reducer, a chain and a chain wheel, and the lifting of the liftable quenching water tank realizes vertical lifting by a hydraulic oil cylinder inclined strut type, so that the main function is to change the traditional feeding mode and quenching mode and effectively improve the working efficiency; the connection of the sealed gate valve 13 and the heating chamber 11 is in a bolt fixing mode, the sealing is realized by a rubber ring in the sealed gate valve 13 and the liftable quenching water tank 14, the movable sealing is adopted between the sealed gate valve 13 and the liftable quenching water tank 14, when the heating is finished and the quenching is needed, the liftable quenching water tank 14 is horizontally moved to the central position of the bottom of the heating chamber 11 and then is lifted to the sealing position, the middle sealing is an O-shaped sealing rubber ring, and the rubber ring is designed on the sealed gate valve 13, so that the sealing performance of the device is enhanced, and air is prevented from entering; the top of the heating chamber 11 is provided with a closed lifting mechanism, the lifting mechanism mainly comprises a lifting motor, a speed reducer 1, a coupler 2, a sealing box cover plate 3 of a horizontal rotating lifting shaft, a sealing box body 4 and a steel cable rotating wheel 5, and a sealing device at the top enhances the sealing effect and has the function of lifting materials into the heating chamber 11; the horizontal moving skip car is provided with two stations, the horizontal moving skip car 19 comprises pulleys, a liftable quenching water tank 14, a vertical lifting mechanism 20 and a material loading position material frame 15, and a certain distance exists between each working part, so that each working part is effectively protected.
When the vertical high-vacuum heat treatment furnace is used, a user places a workpiece to be quenched in a material loading position frame 15, the material frame horizontally moves to the center of the bottom of a heating chamber 11, a material frame gripper 7 on the upper portion of the heating chamber 11 descends, the material loading position frame 15 is lifted to a heating position, vacuumizing and heating is started, a sealed type gate valve 13 is closed while heating is performed, a liftable quenching water tank 14 moves to the center of the heating chamber 11 through horizontal operation, the liftable quenching water tank 14 is lifted to be closed with the gate valve through a vertical lifting mechanism 20, and the gate valve is vacuumized through a pipeline. When the heating process is finished and the vacuum degree gate valve and the heating chamber 11 are basically balanced and consistent, the sealed gate valve 13 is opened through the gate valve air cylinder 17, the workpiece can be rapidly lowered to the liftable quenching water tank 14 through the material frame lifting system, the gripper is automatically released, the material frame gripper 7 is retreated to the heating chamber 11, and the gate valve is closed. And (3) quenching the workpiece, refilling air into the gate valve until the atmosphere is balanced, lowering the liftable quenching water tank 14 to a low position, horizontally moving the bottom skip to the outside of the furnace body platform 16, and taking out the workpiece.
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.
Claims (6)
1. The vertical high vacuum heat treatment furnace is characterized in that: comprises a platform (16), a supporting platform railing (12) is arranged at the upper end of the platform (16), a gate valve cylinder (17) is arranged at the lower end of the platform (16), an electric control cabinet (18) is arranged at one end of the gate valve cylinder (17), a sealed gate valve (13) is arranged at the other end of the gate valve cylinder (17), a heating chamber (11) is arranged at the upper end of the sealed gate valve (13), a heat-insulating heat shield (8) is arranged on the inner wall of the heating chamber (11), a heating element (9) is arranged in the heat-insulating heat shield (8), a lifting motor and a speed reducer (1) are arranged at the top end of the heating chamber (11), a coupler (2) is arranged at one end of the lifting motor and the speed reducer (1), a sealing box body (4) is arranged at one end of the coupler (2), a steel cable rotating wheel (5), the lower extreme of push-pull valve cylinder (17) is provided with liftable quenching basin (14), the lower extreme of liftable quenching basin (14) is provided with vertical lift mechanism (20), the lower extreme of vertical lift mechanism (20) is provided with horizontal operation skip (19), the one end that liftable quenching basin (14) were kept away from in horizontal operation skip (19) is provided with material loading material frame (15), the upper end of seal box body (4) is provided with horizontal rotation lift axle seal box cover board (3), the inner wall of heating chamber (11) is provided with evacuation interface (6), evacuation interface (6) one end is provided with material loading frame (10), the cable wire that cable wire swiveling wheel (5) are connected and are provided with material frame tongs (7) to heating chamber (11) extension.
2. The vertical high vacuum heat treatment furnace according to claim 1, characterized in that: the vertical high-vacuum titanium alloy quenching furnace is of a two-chamber structure, the upper part is a heating chamber (11), the lower part is a liftable quenching water tank (14), the heating chamber (11) comprises a heating furnace shell, a furnace container, a heating element (9), a vacuum system and a furnace shell cooling system, and the liftable quenching water tank (14) comprises a charging station, a quenching water tank, a water tank lifting system and a sealing system.
3. The vertical high vacuum heat treatment furnace according to claim 1, characterized in that: the bottom of a liftable quenching water tank (14) of the vertical high-vacuum titanium alloy quenching furnace is provided with a horizontal running skip car (19), the horizontal running skip car (19) is provided with a vertical lifting mechanism (20), the horizontal running mechanism drives a trolley by a motor, a speed reducer, a chain and a chain wheel, and the liftable quenching water tank (14) is lifted by a hydraulic oil cylinder inclined strut type to realize vertical lifting.
4. The vertical high vacuum heat treatment furnace according to claim 1, characterized in that: the connection of sealed push-pull valve (13) and heating chamber (11) is bolt fastening mode and inside has the rubber ring to realize sealed, adopt portable sealed between sealed push-pull valve (13) and liftable quenching water tank (14), when the heating finishes need quench with liftable quenching water tank (14) level move to heating chamber (11) bottom central point put then rise to sealed position and middle sealed for O type seal rubber ring and rubber ring design on sealed push-pull valve (13).
5. The vertical high vacuum heat treatment furnace according to claim 1, characterized in that: the top of heating chamber (11) install closed elevating system, elevating system mainly includes elevator motor and speed reducer (1), shaft coupling (2), horizontal rotation lift shaft seal box apron (3), seal box (4) and cable wire swiveling wheel (5).
6. The vertical high vacuum heat treatment furnace according to claim 1, characterized in that: the horizontal running material trolley (19) comprises pulleys, a liftable quenching water tank (14), a vertical lifting mechanism (20) and a material loading position material frame (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010565927.5A CN111910059A (en) | 2020-06-19 | 2020-06-19 | Vertical high vacuum heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010565927.5A CN111910059A (en) | 2020-06-19 | 2020-06-19 | Vertical high vacuum heat treatment furnace |
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| Publication Number | Publication Date |
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| CN111910059A true CN111910059A (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010565927.5A Pending CN111910059A (en) | 2020-06-19 | 2020-06-19 | Vertical high vacuum heat treatment furnace |
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| CN (1) | CN111910059A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113512636A (en) * | 2021-05-24 | 2021-10-19 | 江苏爱科斯真空科技有限公司 | Vertical vacuum heat treatment furnace |
| CN113684348A (en) * | 2021-08-16 | 2021-11-23 | 福建祥鑫股份有限公司 | Manufacturing method of hard alloy hollow section extrusion die |
-
2020
- 2020-06-19 CN CN202010565927.5A patent/CN111910059A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113512636A (en) * | 2021-05-24 | 2021-10-19 | 江苏爱科斯真空科技有限公司 | Vertical vacuum heat treatment furnace |
| CN113684348A (en) * | 2021-08-16 | 2021-11-23 | 福建祥鑫股份有限公司 | Manufacturing method of hard alloy hollow section extrusion die |
| CN113684348B (en) * | 2021-08-16 | 2022-09-09 | 福建祥鑫新材料科技有限公司 | Manufacturing device for hard alloy hollow section extrusion die |
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