CN109434477B - Lithium boron alloy processing equipment - Google Patents
Lithium boron alloy processing equipment Download PDFInfo
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- CN109434477B CN109434477B CN201811467433.2A CN201811467433A CN109434477B CN 109434477 B CN109434477 B CN 109434477B CN 201811467433 A CN201811467433 A CN 201811467433A CN 109434477 B CN109434477 B CN 109434477B
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- 229910000521 B alloy Inorganic materials 0.000 title claims abstract description 46
- PPTSBERGOGHCHC-UHFFFAOYSA-N boron lithium Chemical compound [Li].[B] PPTSBERGOGHCHC-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 175
- 239000000956 alloy Substances 0.000 claims abstract description 175
- 238000005096 rolling process Methods 0.000 claims abstract description 133
- 238000004804 winding Methods 0.000 claims abstract description 123
- 238000001125 extrusion Methods 0.000 claims abstract description 58
- 238000001816 cooling Methods 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000012360 testing method Methods 0.000 claims description 58
- 239000006247 magnetic powder Substances 0.000 claims description 44
- 238000004080 punching Methods 0.000 claims description 40
- 238000005520 cutting process Methods 0.000 claims description 31
- 238000009489 vacuum treatment Methods 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 29
- 238000009966 trimming Methods 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 239000010405 anode material Substances 0.000 abstract description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 16
- 229910052786 argon Inorganic materials 0.000 description 9
- 230000001105 regulatory effect Effects 0.000 description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 7
- 229910052744 lithium Inorganic materials 0.000 description 7
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000641 cold extrusion Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229940057995 liquid paraffin Drugs 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013072 incoming material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000013354 porous framework Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention discloses a processing device of lithium-boron alloy for a thermal battery anode material, which comprises an extrusion device for processing a lithium-boron alloy ingot into an alloy strip blank and a rolling device for processing the alloy strip blank into a product. According to the invention, the vacuumizing and cooling system is added in the extrusion device, so that the alloy is ensured to be free of bubbles and tilting, the product quality is improved, and meanwhile, the uniformity of alloy components is ensured through the re-reaction among the alloy components in the increased heat treatment process; the chip device additionally arranged in the rolling device can remove surface impurities generated in the heat treatment process, so that the purity of the alloy is ensured; the speed controller, the tension controller, the deviation correcting controller and the trimming equipment are additionally arranged, so that the alloy strip is ensured to be stably discharged in the processing process, and the winding process is regular and efficient.
Description
Technical Field
The invention relates to the technical field of thermal battery processing equipment, in particular to processing equipment for lithium-boron alloy of a thermal battery anode material, and specifically relates to processing equipment for lithium-boron alloy.
Background
As a lithium-based battery anode material of the latest generation, a lithium-boron alloy is attracting attention due to its high voltage and capacity, excellent conductivity and thermal stability. Because of the great difference of melting point and density of raw materials lithium and boron, the reaction process of the alloy is complex and changeable, the prepared alloy is extremely easy to have defects of inclusion, holes, segregation and the like according to the difference of raw material proportion, reaction heat control and stirring conditions, the uniformity and stability of the product are difficult to realize, and the lithium-boron alloy has a loose and porous framework lithium-embedded structure, extremely active chemical property and extremely easy reaction with nitrogen, oxygen and moist air, so that the lithium-boron alloy product with uniform and stable performance is extremely difficult to obtain.
The existing lithium-boron alloy processing equipment mainly comprises rolling equipment arranged behind lithium-boron alloy cold extrusion equipment, but because of the difference of density and melting point of lithium and boron, the situation of uneven local distribution of lithium and boron is unavoidable in the lithium-boron alloy smelting process, and the element distribution and apparent non-uniformity of an alloy strip can be caused by directly extruding and rolling, so that the thermal stability and safety of the assembled thermal battery can be seriously influenced; in addition, the lithium boron alloy has the phenomenon of cold work hardening, so that the edge of the lithium boron alloy strip is seriously cracked in the rolling operation process after cold extrusion, and the processing efficiency is low; in addition, most of the existing processing equipment is small equipment, and tension and speed in the processing and conveying processes of the extruded strip and the rolled sheet are difficult to control well, so that the strip cannot be produced stably. There is currently less involvement with lithium boron alloy processing equipment.
Disclosure of Invention
The invention aims to provide safe and reliable processing equipment which is totally closed and pollution-free and can stably synthesize lithium-boron alloy in batches.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
The lithium boron alloy processing equipment is characterized by comprising an extrusion device and a rolling device, wherein the extrusion device comprises an extrusion control device, an alloy strip rolling device and an alloy strip heat treatment device;
the rolling device comprises an unreeling device of an alloy strip blank, a rough rolling device, a finish rolling device and a reeling device of an alloy product strip; or alternatively
The rolling device comprises an unreeling device, a rough rolling device, a finish rolling device and a punching device of alloy product strips.
The extrusion control device comprises a hydraulic device, an extrusion head, an extrusion die cylinder, a pressure controller, a speed controller, a cooling system and a vacuumizing system, wherein the hydraulic device is connected with the extrusion head, the extrusion head is matched with the extrusion die cylinder, the cooling system is positioned at the tail end of the extrusion die cylinder, and the vacuumizing system is communicated with the extrusion die cylinder.
The alloy strip rolling device comprises a rolling speed testing roller, a rolling deviation correcting control roller, a rolling magnetic powder controller and a rolling roller; in the alloy strip rolling device, the rolling magnetic powder controller is used for controlling the rolling speed of the alloy strip; the winding deviation correcting control roller is arranged between the winding speed testing roller and the winding roller.
The alloy strip heat treatment device comprises a vacuum treatment furnace, wherein the vacuum treatment furnace is communicated with a vacuumizing system, and the vacuum treatment furnace is further provided with an argon-introducing system, a temperature control system and a corresponding water oxygen tester.
The unreeling device of the alloy strip blank comprises an unreeling roller, an unreeling magnetic powder controller, an unreeling speed testing roller and a tension control roller; the unreeling magnetic powder controller controls the unreeling speed of the alloy strip blank; the unreeling speed test roller is arranged between the unreeling roller and the tension control roller.
The rough rolling device comprises a rough roll, a rough rolling pressure controller, a rough rolling speed controller and a rough rolling gap controller; the roughing roller comprises an upper working roller and a lower working roller. The rough rolling pressure controller, the rough rolling speed controller and the rough rolling gap controller respectively control the pressure, the speed and the gap of the feeding materials of the upper working roller and the lower working roller of the rough rolling device.
The cutting device and the unreeling deviation correcting device are arranged in front of the rough rolling device; the cutting device is arranged between the tension control roller and the unreeling deviation correcting device.
The finish rolling device of the alloy belt comprises a finish rolling roller, a finish rolling pressure controller, a finish rolling speed controller and a finish rolling gap controller; the finishing roll comprises an upper working roll and a lower working roll. The finish rolling pressure controller, the finish rolling speed controller and the finish rolling gap controller respectively control the pressure, the speed and the gap of the upper working roll and the lower working roll of the finish rolling device to the incoming materials.
Alloy strips are conveyed between the rough rolling device and the finish rolling device and between the finish rolling device and the edge cutting device through a traction roller; the finish rolling device is arranged between the rough rolling device and the edge cutting device.
And a winding device for alloy product strips is arranged behind the edge cutting device.
The winding device of the alloy product strip comprises a winding speed testing roller, a winding deviation correcting control roller, a winding magnetic powder controller and a winding roller; in the winding device, the winding magnetic powder controller is used for controlling the winding speed of the alloy product strip; the winding deviation correcting control roller is arranged between the winding speed testing roller and the winding roller.
The alloy product punching device comprises a winding speed testing roller, a winding deviation correcting control roller and a punching machine; the winding deviation correcting control roller is arranged between the winding speed testing roller and the punching machine; the punching machine comprises a punching machine pressure controller, a punching machine size controller and a punching machine speed controller; the punching press pressure controller, the punching press size controller and the punching press speed controller respectively control the punching press pressure, the punching press size and the punching press speed of the punching press.
The beneficial effects of the invention are as follows: the vacuumizing and cooling system is added in the extrusion equipment, so that the alloy is ensured to be free of bubbles and tilting, and the product quality is improved; the uniformity of the alloy components is ensured through the re-reaction among the alloy components in the heat treatment process; the chip device additionally arranged in the rolling equipment can remove surface impurities generated in the heat treatment process, so that the purity of the alloy is ensured; the speed controller, the tension controller, the deviation correcting controller and the trimming equipment are additionally arranged, so that the alloy strip is ensured to be stably discharged in the processing process, and the winding process is regular and efficient.
Drawings
FIG. 1 is a schematic diagram of an extrusion apparatus for lithium boron alloy;
FIG. 2 is a schematic view of a rolling apparatus (without a die cutter) for lithium boron alloys;
FIG. 3 is a schematic view of a rolling apparatus (including a die cutter) for lithium boron alloy;
fig. 4 is a process flow diagram of a method for processing a lithium boron alloy.
In the figure, 1-hydraulic means; 2-an extrusion head; 3-extruding a die cylinder; 4-a pressure controller; 5-a speed controller; 6-a cooling system; 7-a winding speed testing roller; 8-winding and correcting the control roller; 9-a wind-up roll; 91-a winding magnetic powder controller; 10-a vacuum treatment furnace; 11-a vacuum pumping system; 12-unreeling rollers; 121-unreeled magnetic powder controller; 13-unreeling speed test rollers; 14-tension control roller; 15-a chip cutting device; 16-unreeling deviation correcting device; 17-a rough roll; 17 a-upper work rolls; 17 b-lower work rolls; 171-rough rolling pressure controller; 172-rough rolling speed controller; 173-rough rolling gap controller; 18. 20-pulling rolls; 19-finishing rolls; 19 a-upper work rolls; 19 b-lower work rolls; 191-finishing pressure controller; 192-finish rolling speed controller; 193-finishing gap controller; 21-edge cutting device; 22-a winding speed test roller; 23-a winding deviation correcting device; 24-a wind-up roll; 241-a wound magnetic powder controller; 25-punching machine; 251-die cutter pressure controller; 252-die cutter size controller; 253-die-cutting machine speed controller, 100-extrusion control device, 110-rolling device, 130-unreeling device, 140-rough rolling device, 150-finish rolling device, 160-coiling device and 170-die-cutting device.
Detailed Description
The following describes a lithium-boron alloy processing apparatus according to the present invention in detail with reference to examples and drawings.
Fig. 1-3 are schematic structural diagrams of a lithium-boron alloy production apparatus according to an embodiment of the present invention, and fig. 4 is a process flow chart of a processing method of a lithium-boron alloy. The lithium-boron alloy processing equipment comprises an extrusion device for processing a lithium-boron alloy ingot into an alloy strip blank and a rolling device for processing the alloy strip blank into a product.
Specifically, the extrusion device for processing the lithium boron alloy ingot into the alloy strip comprises an extrusion control device 100, an alloy strip 1000 winding device 110 and an alloy strip 1000 heat treatment device 120.
The extrusion control device 100 comprises a hydraulic device 1, an extrusion head 2, an extrusion die cylinder 3, a pressure controller 4, a speed controller 5, a cooling system 6 and a vacuumizing system 11.
When extruding alloy strip blank, the specific process of the extrusion operation is as follows: firstly, matching an extrusion head with an extrusion die barrel according to requirements, connecting a hydraulic device with the extrusion head, installing a pressure controller, a speed controller, a cooling system, a vacuumizing system and the like in place, installing a die, putting a lithium-boron alloy ingot into the extrusion die barrel 3 with well-lubricated, and controlling the hydraulic device 1 to push the extrusion head 2 into the extrusion die barrel 3 through the pressure controller 4 and the speed controller 5; starting a cooling system 6 and a vacuumizing system 9 on the extruder, wherein the vacuumizing system 9 performs vacuumizing treatment on the extrusion die cylinder 3, so that impurities are prevented from entering the cylinder and affecting the quality of the alloy strip; cooling system 6 cools extruded alloy strip 1000 to prevent alloy strip 1000 from tilting. The pressure control range of the pressure controller 4 is as follows: 10-50MPA, the precision is: 0.1 MPA; the speed control range of the speed controller 5 is as follows: 10-300m/min, the precision is: (+ -0.1 m/min); the cooling temperature of the cooling system is less than or equal to 50 ℃; the vacuum degree of the vacuumizing system is less than or equal to 0.02MPA.
Specifically, the winding device 110 of the alloy strip 1000 comprises a winding speed testing roller 7, a winding deviation correcting control roller 8, a winding magnetic powder controller 91 and a winding roller 9. The winding speed test roller 7 can be used for pulling the alloy strip 1000 to travel and keeping a certain travel speed, and in one embodiment, the speed range of the winding speed test roller 7 is 10-300m/min, and the precision is +/-0.1 m/min; the winding deviation correcting control roller 8 is arranged between the winding speed testing roller 7 and the winding roller 9 and is used for correcting the transmission position of the alloy strip 1000 in the winding process; the torque control range of the winding deviation correcting control roller 8 is 5-200N/m, and the precision can be +/-1N/m; the wind-up roller 9 winds the alloy strip 1000, in an embodiment, the wind-up roller 9 can wind under the control of the wind-up magnetic powder controller 91 to ensure that the alloy strip 1000 has a certain tension in the wind-up process after passing through the wind-up deviation correcting control roller 8, thereby ensuring that the alloy strip 1000 is not piled up or broken in the wind-up process; the torque range of the wound magnetic powder controller 91 is 2-300N/m, and the precision can be + -1N/m.
Specifically, the heat treatment device 120 of the alloy strip 1000 comprises a vacuum pumping system, an argon introducing system, a temperature control system and a corresponding water oxygen tester, and the specific implementation process is as follows: placing the alloy strip 1000 into a smelting crucible of a vacuum treatment furnace 10, sealing, vacuumizing, filling argon, replacing until the water and oxygen content in the furnace is less than or equal to 10ppm, and performing heat treatment operation in high-purity argon; in one embodiment, the temperature control process is controlled to a temperature of 500-700 ℃ for a heating period of 0.5-6 hours, and cooled to room temperature to obtain the heat treated alloy strip 1001.
Specifically, a rolling apparatus for processing an alloy strip into a product includes: the unreeling device 130, the rough rolling device 140, the finish rolling device 150, and the reeling device 160 or the punching device 170 of the alloy product strip 1002 of the alloy strip 1001.
Specifically, the unwinding device 130 of the alloy strip 1001 includes an unwinding roller 12 of the alloy strip 1001, an unwinding speed test roller 13 of the alloy strip 1001, and a tension control roller 14 of the alloy strip 1001. Wherein an unwind roll 12 of alloy strip 1001 is used to install alloy strip 1001 to be treated the incoming thickness of alloy strip 1001 is 1-5mm. In one embodiment, alloy strip 1001 may be unwound from alloy strip 1001 under the control of unwinding magnetic powder controller 121 to ensure that alloy strip 1001 maintains a certain tension during the unwinding process. The torque range of the magnetic powder controller 121 is: 2-300N/m, the precision is: 1N/m.
An unwinding speed test roller 13 of alloy strip 1001 is provided between unwinding roller 12 of alloy strip 1001 and tension control roller 14 of alloy strip 1001. The alloy strip 1001 unwind speed test roll 13 may be used to test and control the speed of unwinding alloy strip 1001 to ensure that the speed of alloy strip 1001 as fed meets the tension requirements of alloy strip 1001 unwind roll 12 and alloy strip 1001 tension control roll 14. In one embodiment, the speed range of the unwind speed test roll 13 for alloy strip 1001 is: 10-300m/min with accuracy of + -0.1 m/min.
Tension control roller 14 may be used to ensure alloy strip 1001 remains straight during transport and that no accumulation or stretch-break of alloy strip 1001 occurs. Tension control roller 14 is also used to adjust the amount of tension in alloy strip 1001 during unreeling. In one embodiment, the torque control range of the tension control roller 14 may be 5-200N/m with a precision of + -1N/m. After passing through the unreeling speed tester 13 and the tension control roller 14, the alloy strip 1001 is removed of the impurity layer on the surface by the cutting device 15, and then is transferred to the roughing roller 17 for rough rolling in the horizontal direction by the unreeling deviation correcting device 16.
Specifically, the roughing device 140 includes a roughing roller 17, a roughing pressure controller 171, a roughing speed controller 172, and a roughing gap controller 173. The roughing roll 17 includes an upper work roll 17a and a lower work roll 17b. In one embodiment, the speed of the upper and lower work rolls 17a, 17b on the feed alloy strip 1001 is controlled to be: 10-300m/min with accuracy of + -0.1 m/min. The rough rolling pressure controller 171 can control the pressure of the rough roll 17 to the combination Jin Daipi 1001, the pressure range is 0.1-5MPa, and the precision range is: + -0.1 MPa. The rough rolling speed controller 172 can control the speed of the rough rolling roller 17 to the combination Jin Daipi 1001, the speed range is 10-300m/min, and the precision range is: + -0.1 m/min. The rough rolling gap controller 173 is used to control the gap between the upper work roll 17a and the lower work roll 17b, the gap control range being 0.5-5mm; the precision is +/-0.01 mm. The alloy strip is conveyed in the horizontal direction to the finishing device by the pulling rolls 18.
Specifically, the finish rolling apparatus 150 of the alloy strip includes finish rolls 19, a finish rolling pressure controller 191, a finish rolling speed controller 192, and a finish rolling gap controller 193. The finishing roll 19 includes an upper work roll 19a and a lower work roll 19b. In one embodiment, the speed of the pulled alloy strip by the upper and lower work rolls 19a and 19b is controlled to be: 10-300m/min with accuracy of + -0.01 m/min. The finishing pressure controller 191 can control the pressure of the finishing roll 19 to the alloy strip in the range of 0.1-5MPa with the accuracy range: + -0.01 MPa. The finishing speed controller 192 may control the speed of the finishing roll 19 to the alloy strip in the range of 10-300m/min with a precision in the range of: + -0.01 m/min. The finishing gap controller 193 is used to control the gap between the upper work roll 19a and the lower work roll 19b in a gap control range of 0.1 to 2mm; the precision is + -0.001 mm. The alloy strip is conveyed to the edge trimming device 21 in the horizontal direction by the traction roller 20, is subjected to edge trimming treatment, and is then conveyed to the coiling device 160 or the punching device 170 of the alloy product strip.
The coiling device 160 of the alloy product strip 1002 comprises a coiling speed testing roller 22, a coiling deviation correcting control roller 23, a coiling magnetic powder controller 241 and a coiling roller 24. The wind-up speed test roll 22 may be used to pull the travel of the alloy product strip 1002 and maintain a certain travel speed, in one embodiment, the wind-up speed test roll 22 has a speed in the range of 10-300m/min with a precision of + -0.1 m/min; the winding deviation correcting control roller 23 is arranged between the winding speed testing roller 22 and the winding roller 24 and is used for correcting the transmission position of the alloy product strip 1002 in the winding process; the torque control range of the winding deviation correcting control roller 23 is 5-200N/m, and the precision can be +/-1N/m; the winding roller 24 winds the alloy product strip 1002, in an embodiment, the winding roller 24 can be controlled by the winding magnetic powder controller 241 to ensure that the alloy product strip 1002 has a certain tension in the winding process after passing through the winding deviation correcting control roller 23, so that the phenomenon of accumulation or stretch-breaking of the alloy product strip 1002 in the winding process is avoided; the torque range of the wound magnetic powder controller 241 is 2-300N/m, and the precision may be ±1N/m.
The punching device 170 of the alloy product strip 1002 comprises a winding speed testing roller 22, a winding deviation correcting control roller 23 and a punching machine 25. The wind-up speed test roll 22 may be used to pull the travel of the alloy product strip 1002 and maintain a certain travel speed, in one embodiment, the wind-up speed test roll 22 has a speed in the range of 10-300m/min with a precision of + -0.1 m/min; the rolling deviation correcting control roller 23 is arranged between the rolling speed testing roller 22 and the punching machine 25 and is used for correcting the conveying position of the alloy product strip 1002 in the conveying process; the torque control range of the winding deviation correcting control roller 23 is 5-200N/m, and the precision can be +/-1N/m; the strip is conveyed to a die cutter 25 where the alloy product strip 1002 is die cut. Specifically, the die cutter 25 includes a die cutter pressure controller 251, a die cutter size controller 252, and a die cutter speed controller 253. In one embodiment, the regulated pressure controller 251 controls to 0.5-5Mpa, the regulated size controller 252 controls to phi 20-100mm, and the regulated speed controller 253 controls the die cutting speed to 100-1000 sheets/min.
The above is a specific structure of the lithium-boron alloy processing apparatus in one embodiment of the invention, and a specific method for using the lithium-boron alloy processing apparatus will be described below with specific examples.
Example 1
The embodiment is specifically described according to the lithium boron alloy processing flow chart of fig. 4: referring to fig. 1, a die is installed as required, a switch of an extrusion control device 100 is turned on, an alloy ingot with phi 100mm and lithium content of 60wt% is put into an extrusion die barrel 3 with phi 110mm, which is lubricated by boron nitride, and a hydraulic device 1 is controlled by a pressure controller 4 and a speed controller 5 to push an extrusion head 2 into the extrusion die barrel 3; and starting a cooling system 6 and a vacuumizing system 9 on the extruder, vacuumizing the extrusion die cylinder until the vacuum degree is 0.02MPa, and cooling the extruded alloy strip 1000 by the cooling system 6 to lower the temperature of the alloy strip 1000 at the outlet of the extrusion die cylinder to below 50 ℃. The pressure of the pressure controller 4 is regulated to 25.0Mpa, the flow of the speed controller 5 is regulated to 20.0m/min, an alloy ingot is extruded to form an alloy strip 1000 with the width of 110mm and the thickness of 2.5mm, and the rolling is completed through the alloy strip 1000 rolling device 110. Specifically, the winding device 110 of the alloy strip 1000 comprises a winding speed testing roller 7, a winding deviation correcting control roller 8, a winding magnetic powder controller 91 and a winding roller 9. The speed of the winding speed test roller 7 is controlled to be 20.0m/min, the torque of the winding deviation correcting control roller 8 is 50N/m, the winding roller 9 can be wound under the control of the winding magnetic powder controller 91, and the torque range of the winding magnetic powder controller 91 is 50N/m. The extruded alloy strip 1000 is placed in a vacuum processing furnace 10 for a heat treatment operation. The specific implementation process is as follows: the alloy strip 1000 is placed in a melting crucible of a vacuum treatment furnace 10, and after sealing, the alloy strip is subjected to vacuum pumping-argon filling replacement until the water and oxygen content in the furnace are less than or equal to 10ppm, and then is subjected to heat treatment operation in high-purity argon, the temperature is adjusted to 500 ℃, and the alloy strip is heated for 2 hours and cooled to room temperature, so that the alloy strip 1001 after heat treatment is obtained.
Referring to FIG. 2, the switches of the rough rolling device 140 and the finish rolling device 150 are turned on, the pressure of the rough rolling pressure controller 171 is set to 4.0MPa, the speed of the rough rolling speed controller 172 is set to 20.0m/min, and the gap of the rough rolling gap controller 173 is set to 1mm by using the parameter regulator; after the pressure of the finish rolling pressure controller 191 was adjusted to 2.0MPa, the speed of the finish rolling speed controller 192 was adjusted to 20.0m/min, the gap of the finish rolling gap adjuster 193 was adjusted to 0.5mm, and the thickness of the desired lithium-boron alloy strip was adjusted to 0.5 by fine adjustment using the small pieces of the lithium-boron alloy strip 1001, the power supply was turned off.
Specifically, the alloy strip 1001 is fed through the unreeling roller 12, unreeling speed control roller 13, and tension control roller 14 of the alloy strip unreeling device 130, conveyed to the chip device 15 for chip disposal of surface impurities, and then conveyed to the roughing device 140 through the unreeling deviation corrector 16, and conveyed to the finishing device 150 through the traction roller 18. Specifically, the torque of the unreeled magnetic powder controller 121 was controlled to be 50N/m, the speed of the unreeled speed test roll 13 of the alloy strip 1001 was controlled to be 20m/min, and the tension of the tension control roll 14 of the alloy strip 1001 was controlled to be 50N/m.
The alloy strip is finished to a thickness of 0.5mm, and then conveyed to a coiling device 160 or a punching device 170 of the alloy product strip after being conveyed to a trimming device 21 for trimming treatment along the horizontal direction by a traction roller 20. Specifically, the coiling apparatus 160 of the alloy product strip 1002 includes a winding speed test roller 22, a winding deviation correcting control roller 23, a winding magnetic powder controller 241, and a winding roller 24. The speed of the winding speed testing roller 22 is controlled to be 20.0m/min, and the torque control range of the winding deviation correcting control roller 23 is controlled to be 50N/m; the wind-up roller 24 winds up the alloy product strip 1002 under the control of the wind-up magnetic powder controller 241, and the torque of the wind-up magnetic powder controller 241 is 50N/m.
Referring to fig. 3, the die cutting device 170 of the alloy product strip 1002 comprises a winding speed testing roller 22, a winding deviation correcting control roller 23 and a die cutting machine 25. Specifically, the speed of the winding speed test roller 22 is controlled to be 20.0m/min, and the torque control range of the winding deviation correction control roller 23 is controlled to be 50N/m; specifically, the die cutter 25 includes a pressure controller 251, a size controller 252, and a speed controller 253. The die cutting force is controlled to be 1Mpa by adjusting the die cutter pressure controller 251, the die cutting size is controlled to be phi 580 by adjusting the die cutter size controller 252, and the die cutting speed is controlled to be 200 sheets/min by adjusting the die cutter speed controller 253.
Example 2
The embodiment is specifically described according to the lithium boron alloy processing flow chart of fig. 4: referring to fig. 1, a die is installed as required, a switch of an extrusion control device 100 is turned on, an alloy ingot with the diameter of 120mm and the lithium content of 55wt% is put into an extrusion die barrel 3 which is lubricated by liquid paraffin with the diameter of 140mm, and a hydraulic device 1 is controlled by a pressure controller 4 and a speed controller 5 to push an extrusion head 2 into the extrusion die barrel 3; and starting a cooling system 6 and a vacuumizing system 9 on the extruder, vacuumizing the extrusion die cylinder until the vacuum degree is 0.02MPa, and cooling the extruded alloy strip 1000 by the cooling system 6 to reduce the temperature of the alloy strip 1000 at the outlet of the extruder to below 50 ℃. The pressure of the pressure controller 4 is regulated to 28.0Mpa, the flow of the speed controller 5 is regulated to 25.0m/min, an alloy ingot is extruded to form an alloy strip 1000 with the width of 140mm and the thickness of 2mm, and the rolling is completed through the alloy strip 1000 rolling device 110. Specifically, the winding device 110 of the alloy strip 1000 comprises a winding speed testing roller 7, a winding deviation correcting control roller 8, a winding magnetic powder controller 91 and a winding roller 9. The speed of the winding speed test roller 7 is controlled to be 25.0m/min, the torque of the winding deviation correcting control roller 8 is 100N/m, the winding roller 9 can be wound under the control of the winding magnetic powder controller 91, and the torque range of the winding magnetic powder controller 91 is 100N/m. The extruded alloy strip 1000 is placed in a vacuum processing furnace 10 for a heat treatment operation. The specific implementation process is as follows: placing alloy strip 1000 into a smelting crucible of a vacuum treatment furnace, sealing, vacuumizing, filling argon, replacing until the water and oxygen content in the furnace are less than or equal to 10ppm, performing heat treatment operation in high-purity argon, adjusting the temperature to 600 ℃, heating for 1.5h, and cooling to room temperature to obtain heat-treated alloy strip 1001.
Referring to FIG. 2, the switches of the rough rolling apparatus 140 and the finish rolling apparatus 150 are turned on, and the pressure of the rough rolling pressure controller 171 is set to 3.0MPa, the speed of the rough rolling speed controller 172 is set to 25.0m/min, and the gap of the rough rolling gap controller 173 is set to 0.8mm by using the parameter regulator; after the pressure of the finish rolling pressure controller 191 was adjusted to 2.0MPa, the speed of the finish rolling speed controller 192 was adjusted to 25.0m/min, the gap of the finish rolling gap adjuster 193 was adjusted to 0.4mm, and the thickness of the desired lithium-boron alloy strip was adjusted to 0.4 by fine adjustment using the small pieces of the lithium-boron alloy strip 1001, the power supply was turned off.
Specifically, the alloy strip 1001 is fed through the unreeling roller 12, unreeling speed control roller 13, and tension control roller 14 of the alloy strip unreeling device 130, conveyed to the chip device 15 for chip disposal of surface impurities, and then conveyed to the roughing device 140 through the unreeling deviation corrector 16, and conveyed to the finishing device 150 through the traction roller 18. Specifically, the torque of the unreeled magnetic powder controller 121 was controlled to be 100N/m, the speed of the unreeled speed test roll 13 of the alloy strip 1001 was controlled to be 25m/min, and the tension of the tension control roll 14 of the alloy strip 1001 was controlled to be 100N/m.
After the alloy strip is subjected to finish rolling processing to a thickness of 0.4mm, the alloy strip is conveyed to a trimming device 21 along the horizontal direction by a traction roller 20, subjected to trimming treatment and then conveyed to a coiling device or a punching device of the alloy product strip. Specifically, the coiling apparatus 160 of the alloy product strip 1002 includes a winding speed test roller 22, a winding deviation correcting control roller 23, a winding magnetic powder controller 241, and a winding roller 24. The speed of the winding speed testing roller 22 is controlled to be 25.0m/min, and the torque control range of the winding deviation correcting control roller 23 is controlled to be 100N/m; the wind-up roller 24 winds up the alloy product strip 1002 under the control of the wind-up magnetic powder controller 241, and the torque of the wind-up magnetic powder controller 241 is 100N/m.
Referring to fig. 3, the die cutting device 170 of the alloy product strip 1002 comprises a winding speed testing roller 22, a winding deviation correcting control roller 23 and a die cutting machine 25. Specifically, the speed of the winding speed test roller 22 is controlled to be 25.0m/min, and the torque control range of the winding deviation correction control roller 23 is controlled to be 50N/m; specifically, the die cutter 25 includes a die cutter pressure controller 251, a die cutter size controller 252, and a die cutter speed controller 253. The die cutting force is controlled to be 0.6Mpa by adjusting the die cutter pressure controller 251, the die cutting size is controlled to be phi 70 by adjusting the die cutter size controller 252, and the die cutting speed is controlled to be 500 sheets/min by adjusting the die cutter speed controller 253.
Example 3
The embodiment is specifically described according to the lithium boron alloy processing flow chart of fig. 4: referring to fig. 1, a die is installed as required, a switch of an extrusion control device 100 is turned on, an alloy ingot with the diameter of 125mm and the lithium content of 65wt% is put into an extrusion die barrel 3 which is lubricated by liquid paraffin with the diameter of 150mm, and a hydraulic device 1 is controlled by a pressure controller 4 and a speed controller 5 to push an extrusion head 2 into the extrusion die barrel 3; and starting a cooling system 6 and a vacuumizing system 9 on the extruder, vacuumizing the extrusion die cylinder until the vacuum degree is 0.01MPa, and cooling the extruded alloy strip 1000 by the cooling system 6 to reduce the temperature of the alloy strip 1000 at the outlet of the extruder to below 50 ℃. The pressure of the pressure controller 4 is regulated to be 30.0Mpa, the flow of the speed controller 5 is regulated to be 30.0m/min, an alloy ingot is extruded into an alloy strip 1000 with the width of 150mm and the thickness of 1.5mm, and the rolling is completed through the alloy strip 1000 rolling device 110. Specifically, the winding device 110 of the alloy strip 1000 comprises a winding speed testing roller 7, a winding deviation correcting control roller 8, a winding magnetic powder controller 91 and a winding roller 9. The speed of the winding speed test roller 7 is controlled to be 30.0m/min, the torque of the winding deviation correcting control roller 8 is 80N/m, the winding roller 9 can be wound under the control of the winding magnetic powder controller 91, and the torque range of the winding magnetic powder controller 91 is 80N/m. The extruded alloy strip 1000 is placed in a vacuum processing furnace for a heat treatment operation. The specific implementation process is as follows: the alloy strip 1000 is put into a melting crucible of a vacuum treatment furnace 10, and after sealing, the alloy strip is subjected to vacuum pumping-argon filling replacement until the water and oxygen content in the furnace are less than or equal to 10ppm, and is subjected to heat treatment operation in high-purity argon, the temperature is adjusted to 700 ℃, and the alloy strip is heated for 1h and cooled to room temperature, so that the alloy strip 1001 after heat treatment is obtained.
Referring to FIG. 2, the switches of the rough rolling device 140 and the finish rolling device 150 are turned on, the pressure of the rough rolling pressure controller 171 is set to 2.0MPa, the speed of the rough rolling speed controller 172 is set to 30.0m/min, and the gap of the rough rolling gap controller 173 is set to 0.7mm by using the parameter regulator; after the pressure of the finish rolling pressure controller 191 was adjusted to 1.5MPa, the speed of the finish rolling speed controller 192 was adjusted to 30.0m/min, the gap of the finish rolling gap adjuster 193 was adjusted to 0.5mm, and the thickness of the desired lithium-boron alloy strip was adjusted to 0.5 by fine adjustment using the small pieces of the lithium-boron alloy strip 1001, the power supply was turned off.
Specifically, the alloy strip 1001 is fed through the unreeling roller 12, the unreeling speed test roller 13, and the tension control roller 14 of the alloy strip unreeling device 130, conveyed to the chip device 15 for chip disposal of surface impurities, and then conveyed to the rough rolling device 140 through the unreeling deviation corrector 16, and conveyed to the finish rolling device 150 through the pull roller 18. Specifically, the torque of the magnetic powder controller 121 was controlled to 80N/m, the speed of the unwinding speed test roller 13 of the alloy strip 1001 was controlled to 30m/min, and the tension of the tension control roller 14 of the alloy strip 1001 was controlled to 80N/m.
The alloy strip is finished to a thickness of 0.5mm, and then is conveyed to a coiling device or a punching device of the alloy product strip after being conveyed to a trimming device 21 along the horizontal direction by a traction roller 20 for trimming treatment. Specifically, the coiling apparatus 160 of the alloy product strip 1002 includes a winding speed test roller 22, a winding deviation correcting control roller 23, a winding magnetic powder controller 241, and a winding roller 24. The speed of the winding speed testing roller 22 is controlled to be 30.0m/min, and the torque control range of the winding deviation correcting control roller 23 is 80N/m; the wind-up roller 24 winds up the alloy product strip 1002 under the control of the wind-up magnetic powder controller 241, and the torque of the wind-up magnetic powder controller 241 is 80N/m.
Referring to fig. 3, the die cutting device 170 of the alloy product strip 1002 comprises a winding speed testing roller 22, a winding deviation correcting control roller 23 and a die cutting machine 25. Specifically, the speed of the winding speed test roller 22 is controlled to be 30.0m/min, and the torque control range of the winding deviation correction control roller 23 is controlled to be 80N/m; specifically, the die cutter 25 includes a die cutter pressure controller 251, a die cutter size controller 252, and a die cutter speed controller 253. The die cutting force was controlled to 0.8Mpa by adjusting the die cutter pressure controller 251, the die cutting size was controlled to phi 80 by adjusting the die cutter size controller 252, and the die cutting speed was controlled to 300 pieces/min by adjusting the die cutter speed controller 253.
Although the preferred embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative, not restrictive, and many forms may be made by those skilled in the art without departing from the spirit of the present invention and the scope of the appended claims, which are within the scope of the present invention.
Claims (7)
1. The lithium boron alloy processing equipment is characterized by comprising an extrusion device and a rolling device, wherein the extrusion device comprises an extrusion control device, an alloy strip rolling device and an alloy strip heat treatment device;
the extrusion control device comprises a hydraulic device, an extrusion head, an extrusion die cylinder, a pressure controller, a speed controller, a cooling system and a vacuumizing system, wherein the hydraulic device is connected with the extrusion head, the extrusion head is matched with the extrusion die cylinder, the cooling system is positioned at the tail end of the extrusion die cylinder, and the vacuumizing system is communicated with the extrusion die cylinder;
the alloy strip heat treatment device comprises a vacuum treatment furnace, wherein the vacuum treatment furnace is communicated with a vacuumizing system, and the vacuum treatment furnace is also provided with an argon-introducing system, a temperature control system and a corresponding water oxygen tester;
the unreeling device of the alloy strip blank comprises an unreeling roller, an unreeling magnetic powder controller, an unreeling speed testing roller and a tension control roller; the unreeling magnetic powder controller controls the unreeling speed of the alloy strip blank; the unreeling speed test roller is arranged between the unreeling roller and the tension control roller;
the rolling device comprises an unreeling device of an alloy strip blank, a rough rolling device, a finish rolling device and a reeling device of an alloy product strip; or alternatively
The rolling device comprises an unreeling device of an alloy strip blank, a rough rolling device, a finish rolling device and a punching device of an alloy product strip;
the cutting device and the unreeling deviation correcting device are arranged in front of the rough rolling device; the cutting device is arranged between the tension control roller and the unreeling deviation correcting device.
2. The lithium-boron alloy processing apparatus according to claim 1, wherein: the alloy strip rolling device comprises a rolling speed testing roller, a rolling deviation correcting control roller, a rolling magnetic powder controller and a rolling roller; in the alloy strip rolling device, the rolling magnetic powder controller is used for controlling the rolling speed of the alloy strip; the winding deviation correcting control roller is arranged between the winding speed testing roller and the winding roller.
3. The lithium-boron alloy processing apparatus according to claim 1, wherein: the rough rolling device comprises a rough roll, a rough rolling pressure controller, a rough rolling speed controller and a rough rolling gap controller; the roughing roller comprises an upper working roller and a lower working roller.
4. The lithium-boron alloy processing apparatus according to claim 1, wherein: the finish rolling device of the alloy belt comprises a finish rolling roller, a finish rolling pressure controller, a finish rolling speed controller and a finish rolling gap controller; the finishing roll comprises an upper working roll and a lower working roll.
5. The lithium-boron alloy processing apparatus according to claim 1, wherein: alloy strips are conveyed between the rough rolling device and the finish rolling device and between the finish rolling device and the edge cutting device through a traction roller; the finish rolling device is arranged between the rough rolling device and the edge cutting device; and a coiling device or a punching device for alloy product strips is arranged behind the edge cutting device.
6. The lithium-boron alloy processing apparatus according to claim 5, wherein: the coiling device of the alloy product strip comprises a coiling speed testing roller, a coiling deviation correcting control roller, a coiling magnetic powder controller and a coiling roller; in the coiling device of the alloy product strip, the magnetic powder coiling controller is used for controlling the coiling speed of the alloy product strip; the winding deviation correcting control roller is arranged between the winding speed testing roller and the winding roller.
7. The lithium-boron alloy processing apparatus according to claim 5, wherein: the punching device of the alloy product strip comprises a winding speed testing roller, a winding deviation correcting control roller and a punching machine; the winding deviation correcting control roller is arranged between the winding speed testing roller and the punching machine; the punching machine comprises a punching machine pressure controller, a punching machine size controller and a punching machine speed controller; the punching press pressure controller, the punching press size controller and the punching press speed controller respectively control the punching press pressure, the punching press size and the punching press speed of the punching press.
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