CN209836274U - Intelligent online quenching device for processing high-strength and high-toughness aluminum alloy - Google Patents
Intelligent online quenching device for processing high-strength and high-toughness aluminum alloy Download PDFInfo
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- CN209836274U CN209836274U CN201920470141.8U CN201920470141U CN209836274U CN 209836274 U CN209836274 U CN 209836274U CN 201920470141 U CN201920470141 U CN 201920470141U CN 209836274 U CN209836274 U CN 209836274U
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- salt bath
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- 230000000171 quenching effect Effects 0.000 title claims abstract description 79
- 238000010791 quenching Methods 0.000 title claims abstract description 72
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 70
- 238000010438 heat treatment Methods 0.000 claims abstract description 60
- 150000003839 salts Chemical class 0.000 claims abstract description 55
- 238000001816 cooling Methods 0.000 claims abstract description 20
- 238000001125 extrusion Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 239000000203 mixture Substances 0.000 claims description 11
- 238000007664 blowing Methods 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 4
- 229910000734 martensite Inorganic materials 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 5
- 229910000676 Si alloy Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 229910000611 Zinc aluminium Inorganic materials 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- WPPDFTBPZNZZRP-UHFFFAOYSA-N aluminum copper Chemical compound [Al].[Cu] WPPDFTBPZNZZRP-UHFFFAOYSA-N 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- -1 aluminum rare earth Chemical class 0.000 description 1
- FJMNNXLGOUYVHO-UHFFFAOYSA-N aluminum zinc Chemical compound [Al].[Zn] FJMNNXLGOUYVHO-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The utility model discloses an intelligent online quenching device for processing high-strength and high-toughness aluminum alloy, which comprises a bottom plate, extrusion equipment arranged on the bottom plate and used for processing high-strength and high-toughness aluminum alloy, and also comprises a heating and heat preservation device, a primary salt bath quenching mechanism, a secondary water-cooling quenching mechanism, a tertiary air-cooling quenching mechanism and a traction mechanism for drawing the high-strength and high-toughness aluminum alloy profile to move, the utility model provides an intelligent online quenching device for processing high-strength and high-toughness aluminum alloy, the structure is skillfully arranged and reasonably arranged, the utility model skillfully sets a multi-stage quenching mechanism, comprises a primary salt bath quenching mechanism, a secondary water-cooling quenching mechanism and a tertiary air-cooling quenching mechanism, so that the internal and external temperatures of the high-strength and high-toughness aluminum alloy profile tend to be uniform, simultaneously carries out martensite transformation, can greatly reduce the quenching stress, has good quenching effect of preventing deformation and cracking, and realizes online quenching after extrusion processing of, greatly improving the quenching efficiency and the quenching effect.
Description
Technical Field
The utility model relates to the technical field of high-strength and high-toughness aluminum alloy quenching, in particular to an intelligent online quenching device for high-strength and high-toughness aluminum alloy processing.
Background
The aluminum alloy has low density, high strength similar to or superior to that of high-quality steel, good plasticity, excellent electric conductivity, heat conductivity and corrosion resistance, is widely used in industry, and is second to steel in use amount.
Aluminum alloys can be classified into two main types, namely wrought aluminum alloys and cast aluminum alloys, according to the processing method: the cast aluminum alloy can be divided into aluminum-silicon alloy, aluminum-copper alloy, aluminum-magnesium alloy, aluminum-zinc alloy and aluminum rare earth alloy according to chemical components, wherein the aluminum-silicon alloy also comprises hypereutectic silicon-aluminum alloy, eutectic silicon-aluminum alloy and mono-eutectic silicon-aluminum alloy, and the cast aluminum alloy is used in a cast state; some aluminum alloys can be heat treated to achieve good mechanical, physical and corrosion properties. The wrought aluminum alloy can bear pressure processing; can be processed into aluminum alloy materials with various shapes and specifications. The method is mainly used for manufacturing aviation equipment, building doors and windows and the like. Wrought aluminum alloys are further classified into non-heat-treatable strengthened aluminum alloys and heat-treatable strengthened aluminum alloys. The non-heat-treatable strengthened type cannot improve mechanical properties by heat treatment, and can only realize strengthening by cold working deformation, and mainly includes high-purity aluminum, industrial pure aluminum, rustproof aluminum, and the like. The heat-treatable strengthened aluminum alloy can improve mechanical properties by heat treatment means such as quenching and aging, and can be classified into hard aluminum, forged aluminum, super hard aluminum, special aluminum alloy and the like.
However, the traditional line quenching device has low quenching efficiency and unsatisfactory quenching effect, and can not meet the requirements of high-strength and high-toughness aluminum alloy processing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an online guenching unit of intelligence for high tough aluminum alloy processing to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an intelligent online quenching device for processing high-strength and high-toughness aluminum alloy comprises a base plate, extrusion equipment, a heating and heat-insulating device, a first-stage salt bath quenching mechanism, a second-stage water-cooling quenching mechanism, a third-stage air-cooling quenching mechanism and a traction mechanism, wherein the extrusion equipment is arranged on the base plate and used for processing the high-strength and high-toughness aluminum alloy, the traction mechanism is used for traction of the high-strength and high-toughness aluminum alloy section to move, the heating and heat-insulating device comprises an electromagnetic heating furnace, a heating roller conveyor is arranged in the electromagnetic heating furnace and penetrates through the electromagnetic heating furnace, the first-stage salt bath quenching mechanism comprises a salt bath pool, a salt bath mixture is filled in the salt bath pool, an arc-shaped conveying roller is arranged at the top of the salt bath pool, the middle part of the conveying roller is immersed in the salt bath mixture, an intelligent heating temperature control, the water bath pool is close to the salt bath pool, quenching water is filled in the water bath pool, the arc-shaped conveying roller is arranged at the same top of the water bath pool, and the middle part of the conveying roller is immersed in the quenching water; the traction mechanism comprises a traction rope, one end of the traction rope is fixedly connected with one end of the high-strength and high-toughness aluminum alloy section, the other end of the traction rope is wound on a traction wheel arranged at the corresponding position of the bottom plate, the traction wheel is installed on a traction support arranged on the bottom plate, a traction motor for driving the traction wheel is arranged on the traction support, the traction support comprises a traction platform, and the traction platform is fixed on the bottom plate through a telescopic mechanism.
As a further aspect of the present invention: the electromagnetic heating furnace is fixed on the bottom plate through a furnace frame, the furnace frame comprises a furnace platform and a platform support, and a distribution box used for supplying power to the electromagnetic heating furnace is arranged in the platform support.
As a further aspect of the present invention: and a heating guide plate for guiding the workpiece to enter the inlet end of the heating roller conveyor is arranged on the outlet of the extrusion equipment.
As a further aspect of the present invention: the telescopic mechanism is a cylinder.
As a further aspect of the present invention: a connecting support is arranged between the top of the water bath and the top of the salt bath, a guide roller for transmitting the high-strength and high-toughness aluminum alloy section bar between the water bath and the salt bath is arranged on the connecting support, the guide roller is fixed on the connecting support through a guide roller frame, and the guide roller is positioned in the middle between the water bath and the salt bath.
As a further aspect of the present invention: the three-level air-cooled quenching mechanism comprises an air-cooled roller conveyor, the air-cooled roller conveyor is perpendicular to the bottom plate, a fixing machine bin is arranged at the bottom of the air-cooled roller conveyor, a blowing pipe is arranged at the top of the fixing machine bin corresponding to the air-cooled roller conveyor, a blowing cover is arranged at the top end of the blowing pipe, an air blower is arranged in the fixing machine bin, and the air blower is communicated with the blowing pipe through a hose.
As a further aspect of the present invention: and the top of the water bath is provided with an air cooling guide plate corresponding to the air cooling roller conveyor.
Compared with the prior art, the utility model discloses a beneficial effect who has following several aspects:
1. the utility model provides an online guenching unit of intelligence for high tough aluminum alloy processing, the structure sets up ingenious and arranges rationally, the utility model discloses ingenious multistage quenching mechanism that sets up, including one-level salt bath quenching mechanism, second grade water-cooling quenching mechanism and three-level air-cooled quenching mechanism for the inside and outside temperature of high tough aluminum alloy ex-trusions tends to evenly, carries out the martensite simultaneously and changes, can reduce quenching stress greatly, prevents to warp fracture quenching effectual, the utility model discloses realize quenching on line behind the high tough aluminum alloy ex-trusions extrusion, improve quenching efficiency and quenching effect greatly.
2. The utility model discloses well one-level salt bath quenching mechanism adopts among the drive mechanism that the traction wheel rotates and drives the haulage rope and pull high tough aluminum alloy ex-trusions and move on the heating roller conveyer of heating electromagnetism stove, after the heating keeps warm, pulls and carries roller and submergence in the salt bath mixture in heating guide plate gets into the salt bath pond, and the salt bath mixture receives the hot plate heating and accuse temperature, carries out one-level salt bath quenching to high tough aluminum alloy ex-trusions, improves the quenching effect.
3. The middle-second-stage water-cooling quenching mechanism of the utility model adopts a traction mechanism to pull the high-strength and high-toughness aluminum alloy section bar to enter the conveying roller in the water bath along the conveying roller in the salt bath, and the high-strength and high-toughness aluminum alloy section bar is immersed in the water bath to carry out second-stage water-cooling quenching; further improving the quenching effect.
4. The middle-three-stage air-cooled quenching mechanism of the utility model adopts the traction mechanism to pull the high-strength and high-toughness aluminum alloy section bar to enter the air-cooled roller conveyor along the conveying roller and the air-cooled guide plate in the water bath, and the blower in the fixed machine bin works to carry out three-stage air-cooled quenching on the high-strength and high-toughness aluminum alloy section bar through the blower cover and dry the section bar; further improving the quenching effect.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent online quenching device for processing high-strength and high-toughness aluminum alloy.
FIG. 2 is a schematic view of the installation of a guide roller between a water bath and the top of a salt bath in an intelligent on-line quenching device for processing high-strength and high-toughness aluminum alloy.
FIG. 3 is a schematic structural diagram of a three-stage air-cooled quenching mechanism in an intelligent on-line quenching device for processing high-strength and high-toughness aluminum alloy.
The labels in the figure are: 1. a base plate; 2. an extrusion device; 3. an outlet of the extrusion apparatus; 4. heating the deflector; 5. an electromagnetic heating furnace; 6. a heating temperature sensor; 7. high-strength and high-toughness aluminum alloy sections; 8. a heated roller conveyor; 9. a salt bath; 10. a salt bath mixture; 11. a water bath; 12. a hauling rope; 13. water for quenching; 14. an air-cooled deflector; 15. an air-cooled roller conveyor; 16. a traction wheel; 17. a traction motor; 18. a traction platform; 19. a telescoping mechanism; 20. fixing a machine bin; 21. a conveying roller; 22. a salt bath temperature sensor; 23. heating plates; 24. heating the stent; 25. a distribution box; 26. a stage support; 27. a furnace platform; 28. connecting a bracket; 29. a guide roller frame; 30. a guide roller; 31. a blower housing; 32. a blowpipe; 33. a hose; 34. a blower.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-3, an intelligent online quenching device for processing high-toughness aluminum alloy comprises a bottom plate 1, an extrusion device 2 arranged on the bottom plate 1 and used for processing the high-toughness aluminum alloy, a heating and heat-insulating device, a first-stage salt bath quenching mechanism, a second-stage water-cooling quenching mechanism, a third-stage air-cooling quenching mechanism and a traction mechanism used for drawing the high-toughness aluminum alloy section 7 to move, wherein the heating and heat-insulating device comprises an electromagnetic heating furnace 5, the electromagnetic heating furnace 5 is fixed on the bottom plate 1 through a furnace frame, the furnace frame comprises a furnace platform 27 and a platform support 26, a distribution box 25 used for supplying power to the electromagnetic heating furnace 5 is arranged in the platform support 26, a heating temperature sensor 6 is arranged in the electromagnetic heating furnace 5, a heating roller conveyor 8 is arranged in the electromagnetic heating furnace 5, the heating roller conveyor 8 penetrates through the electromagnetic heating furnace 5, and a heating guide plate used for guiding the high-toughness aluminum alloy section 7 to enter 4, one-level salt bath quenching mechanism includes salt bath 9, and salt bath 9 packing has salt bath mixture 10, and salt bath 9 top is arranged and is the transport roller 21 of arc form, carries roller 21 middle part submergence in salt bath mixture 10, is equipped with intelligent heating temperature control mechanism in the salt bath 9, second grade water cooling quenching mechanism includes water bath 11, and water bath 11 is close to salt bath 9, and 11 intussuseptions in water bath are equipped with quenching water 13, and 11 same tops in water bath have been arranged and have been the transport roller 21 of arc form, carry roller 21 middle part submergence in quenching water 13.
The traction mechanism comprises a traction rope 12, one end of the traction rope 12 is fixedly connected with one end of the high-strength and high-toughness aluminum alloy section bar 7, the other end of the traction rope is wound on a traction wheel 16 arranged at a corresponding position of the bottom plate 1, the traction wheel 16 is installed on a traction support arranged on the bottom plate 1, a traction motor 17 for driving the traction wheel 16 is arranged on the traction support, the traction support comprises a traction platform 18, the traction platform 18 is fixed on the bottom plate 1 through a telescopic mechanism 19, and the telescopic mechanism 19 is an air cylinder in the embodiment.
Be provided with linking bridge 28 between water bath 11 and salt bath 9 tops, be equipped with the deflector roll 30 that is used for high tough aluminum alloy ex-trusions 7 to transmit between water bath 11 and salt bath 9 on the linking bridge 28, deflector roll 30 passes through deflector roll frame 29 to be fixed on linking bridge 28 and deflector roll 30 is located the middle part between water bath 11 and the salt bath 9.
The three-stage air-cooled quenching mechanism comprises an air-cooled roller conveyor 15, the air-cooled roller conveyor 15 is perpendicular to the bottom plate, and an air-cooled guide plate 14 is arranged at the top of the water bath 11 corresponding to the air-cooled roller conveyor 15; the bottom of the air-cooled roller conveyor 15 is provided with a fixing machine bin 20, the top of the fixing machine bin 20 is provided with a blowpipe 32 corresponding to the air-cooled roller conveyor 15, the top end of the blowpipe 32 is provided with an air blower cover 31, an air blower 34 is arranged in the fixing machine bin 20, and the air blower 34 is communicated with the blowpipe 32 through a hose 33.
The intelligent heating temperature control mechanism comprises a heating plate 23, the heating plate 23 fixes the bottom of the salt bath pool 9 through a heating support 24, and a salt bath temperature sensor 22 is arranged on the side wall of the bottom of the salt bath pool 9.
The utility model discloses a theory of operation is: when the device works, a traction wheel in a traction mechanism rotates to drive a traction rope to pull a high-strength and high-toughness aluminum alloy section to move on a heating roller conveyor of a heating electromagnetic oven, after heating and heat preservation are finished, the high-strength and high-toughness aluminum alloy section enters a conveying roller in a salt bath pool through a heating guide plate and is immersed in a salt bath mixture, the salt bath mixture is heated by a heating plate and controlled in temperature, primary salt bath quenching is carried out on the high-strength and high-toughness aluminum alloy section, then, the high-strength and high-toughness aluminum alloy section is pulled by the traction mechanism to enter the conveying roller in a water bath pool along the conveying roller in the salt bath pool and is; and then, a traction mechanism pulls the high-strength and high-toughness aluminum alloy section bar to enter an air cooling roller conveyor along a conveying roller and an air cooling guide plate in a water bath, and a blower is arranged in a fixed machine bin to work and carry out three-stage air cooling quenching on the high-strength and high-toughness aluminum alloy section bar through an air blowing cover, and the high-strength and high-toughness aluminum alloy section bar is dried.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. An intelligent online quenching device for processing high-strength and high-toughness aluminum alloy, which comprises a base plate (1), extrusion equipment (2) arranged on the base plate (1) and used for processing the high-strength and high-toughness aluminum alloy, and is characterized by further comprising a heating and heat-insulating device, a first-stage salt bath quenching mechanism, a second-stage water-cooling quenching mechanism, a third-stage air-cooling quenching mechanism and a traction mechanism for drawing the high-strength and high-toughness aluminum alloy section (7) to move, wherein the heating and heat-insulating device comprises an electromagnetic heating furnace (5), a heating temperature sensor (6) is arranged in the electromagnetic heating furnace (5), a heating roller conveyor (8) is arranged in the electromagnetic heating furnace (5), the heating roller conveyor (8) penetrates through the electromagnetic heating furnace (5), the first-stage salt bath quenching mechanism comprises a salt bath pool (9), the salt bath pool (9) is filled with a salt bath mixture (10), and an arc-shaped, the middle part of the conveying roller (21) is immersed in the salt bath mixture (10), an intelligent heating temperature control mechanism is arranged in the salt bath (9), the second-stage water-cooling quenching mechanism comprises a water bath (11), the water bath (11) is close to the salt bath (9), quenching water (13) is filled in the water bath (11), the arc-shaped conveying roller (21) is arranged at the same top of the water bath (11), and the middle part of the conveying roller (21) is immersed in the quenching water (13); the traction mechanism comprises a traction rope (12), one end of the traction rope (12) is fixedly connected with one end of the high-strength and high-toughness aluminum alloy section (7), and the other end of the traction rope is wound on a traction wheel (16) arranged at a corresponding position of the bottom plate (1); the traction wheel (16) is installed on a traction support arranged on the bottom plate, a traction motor (17) for driving the traction wheel is arranged on the traction support, the traction support comprises a traction platform (18), and the traction platform (18) is fixed on the bottom plate (1) through a telescopic mechanism (19).
2. The intelligent online quenching device for processing the high-strength and high-toughness aluminum alloy according to claim 1, wherein the electromagnetic heating furnace (5) is fixed on the bottom plate (1) through a furnace frame, the furnace frame comprises a furnace platform (27) and a platform support (26), and a distribution box (25) for supplying power to the electromagnetic heating furnace is arranged in the platform support (26).
3. The intelligent online quenching device for processing the high-strength and high-toughness aluminum alloy according to claim 1, wherein a heating guide plate (4) for guiding a workpiece into an inlet end of a heating roller conveyor (8) is arranged on an outlet (3) of the extrusion equipment (2).
4. The intelligent online quenching device for processing the high-strength and high-toughness aluminum alloy as claimed in claim 1, wherein the telescopic mechanism (19) is a cylinder.
5. The intelligent online quenching device for processing the high-strength and high-toughness aluminum alloy according to claim 1, wherein a connecting support (28) is arranged between the top of the water bath (11) and the top of the salt bath (9), a guide roller (30) for transmitting the high-strength and high-toughness aluminum alloy section (7) between the water bath (11) and the salt bath (9) is arranged on the connecting support (28), the guide roller (30) is fixed on the connecting support (28) through a guide roller frame (29), and the guide roller (30) is located in the middle between the water bath (11) and the salt bath (9).
6. The intelligent online quenching device for processing the high-strength and high-toughness aluminum alloy according to any one of claims 1 to 5, wherein the three-stage air-cooled quenching mechanism comprises an air-cooled roller conveyor (15), the air-cooled roller conveyor (15) is perpendicular to the bottom plate (1), a fixing machine bin (20) is arranged at the bottom of the air-cooled roller conveyor (15), a blowing pipe (32) is arranged at the top in the fixing machine bin (20) corresponding to the air-cooled roller conveyor (15), a blowing cover (31) is arranged at the top end of the blowing pipe (32), an air blower (34) is arranged in the fixing machine bin (20), and the air blower (34) is communicated with the blowing pipe (32) through a hose (33).
7. The intelligent online quenching device for processing the high-strength and high-toughness aluminum alloy as claimed in claim 6, wherein the top of the water bath (11) is provided with an air-cooled guide plate (14) corresponding to the air-cooled roller conveyor (15).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920470141.8U CN209836274U (en) | 2019-04-09 | 2019-04-09 | Intelligent online quenching device for processing high-strength and high-toughness aluminum alloy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920470141.8U CN209836274U (en) | 2019-04-09 | 2019-04-09 | Intelligent online quenching device for processing high-strength and high-toughness aluminum alloy |
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| CN209836274U true CN209836274U (en) | 2019-12-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114799782A (en) * | 2022-04-12 | 2022-07-29 | 乐清市芙蓉工具一厂 | Machining equipment for drill bit |
-
2019
- 2019-04-09 CN CN201920470141.8U patent/CN209836274U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114799782A (en) * | 2022-04-12 | 2022-07-29 | 乐清市芙蓉工具一厂 | Machining equipment for drill bit |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210602 Address after: 247100 in An'an Industrial Park, Jiangnan industrial concentration zone, Chizhou City, Anhui Province Patentee after: CHIZHOU AN'AN NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 247100 Kaitou Industrial Park, Jiangnan industrial concentration zone, Chizhou City, Anhui Province Patentee before: CHIZHOU ANN'S PRECISION ALUMINUM INDUSTRY Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An intelligent online quenching device for high-strength and tough aluminum alloy processing Effective date of registration: 20220914 Granted publication date: 20191224 Pledgee: China Co. truction Bank Corp Chizhou branch Pledgor: CHIZHOU AN'AN NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2022980015113 |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 247100 in An'an Industrial Park, Jiangnan industrial concentration zone, Chizhou City, Anhui Province Patentee after: Chizhou An'an New Materials Technology Co.,Ltd. Country or region after: China Address before: 247100 in An'an Industrial Park, Jiangnan industrial concentration zone, Chizhou City, Anhui Province Patentee before: CHIZHOU AN'AN NEW MATERIAL TECHNOLOGY Co.,Ltd. Country or region before: China |