CN107826657B - Tunnel type automatic drying line for lithium battery - Google Patents
Tunnel type automatic drying line for lithium battery Download PDFInfo
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- CN107826657B CN107826657B CN201711261942.5A CN201711261942A CN107826657B CN 107826657 B CN107826657 B CN 107826657B CN 201711261942 A CN201711261942 A CN 201711261942A CN 107826657 B CN107826657 B CN 107826657B
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- trolley
- conveying
- module
- feeding
- tunnel furnace
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 94
- 238000001035 drying Methods 0.000 title claims abstract description 69
- 238000007599 discharging Methods 0.000 claims abstract description 65
- 230000005540 biological transmission Effects 0.000 claims description 119
- 230000007246 mechanism Effects 0.000 claims description 101
- 238000010438 heat treatment Methods 0.000 claims description 25
- 230000007704 transition Effects 0.000 claims description 21
- 238000004321 preservation Methods 0.000 claims description 20
- 239000000523 sample Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 13
- 239000013072 incoming material Substances 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 6
- 239000011553 magnetic fluid Substances 0.000 claims description 6
- 210000005069 ears Anatomy 0.000 claims description 5
- 230000003993 interaction Effects 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/80—Turntables carrying articles or materials to be transferred, e.g. combined with ploughs or scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/92—Devices for picking-up and depositing articles or materials incorporating electrostatic or magnetic grippers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/02—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in the whole or part of a circle
- F26B15/04—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in the whole or part of a circle in a horizontal plane
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention relates to lithium battery processing equipment and provides a lithium battery tunnel type automatic drying line which comprises a main controller, a feeding module, a drying module, a discharging module, a carrying module and a carrying trolley, wherein the main controller is connected with the feeding module; the automatic drying line is that the lithium battery from the lithium battery feeding position of the feeding conveying line is fed to the conveying trolley clamp by the feeding module and the conveying trolley with the feeding completed is conveyed to the drying module, the drying module carries out vacuum high-temperature drying on the lithium battery on the conveying trolley clamp and conveys the dried conveying trolley to the discharging module, the discharging module feeds the lithium battery on the conveying trolley clamp to the discharging output line and conveys the discharged conveying trolley to the conveying module, and the conveying module conveys the discharged conveying trolley to the feeding module for lithium battery feeding again. Compared with the traditional lithium battery oven, the automatic drying line can reduce a large amount of occupied space under the condition of equal capacity, the carrying trolley can be reused on the return line, a conventional forklift and other dispatching systems are not needed, meanwhile, the carrying trolley clamp reduces the complex operations such as overturning of the lithium battery, and the like, so that a large amount of cost is fundamentally reduced.
Description
Technical Field
The invention relates to lithium battery processing equipment, in particular to a tunnel type automatic drying line for lithium batteries.
Background
The conventional lithium batteries in the industry are dried in an immovable cavity, and if a large number of lithium batteries are required to be dried, a large amount of ground space is required under the condition that a certain capacity is achieved; and when the vacuum cavity is recycled, a required dispatching system is complex, and the cost is increased.
In view of this, the present inventors have made intensive studies, although some have been made.
Disclosure of Invention
According to the tunnel type automatic drying line for the lithium battery, provided by the invention, a large amount of occupied space is reduced under the condition of the same capacity, the carrying trolley can be reused on a return line, a conventional dispatching system such as a forklift is not needed, meanwhile, the complex operations such as overturning of the lithium battery are reduced by the carrying trolley clamp, and a large amount of cost is fundamentally reduced.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the tunnel type automatic drying line for the lithium battery comprises a main controller, a feeding module, a drying module, a discharging module, a carrying module and a carrying trolley; the automatic drying line is formed by feeding lithium batteries at the lithium battery feeding level of a feeding conveying line to a conveying trolley clamp by a feeding module and conveying the conveying trolley with the finished feeding to a drying module, the drying module performs vacuum high-temperature drying on the lithium batteries on the conveying trolley clamp and conveys the dried conveying trolley to a discharging module, the discharging module discharges the lithium batteries on the conveying trolley clamp to a discharging output line and conveys the conveying trolley with the finished discharging to a conveying module, and the conveying module conveys the conveying trolley with the finished discharging to the feeding module for lithium battery feeding again;
the feeding module comprises a feeding module conveying mechanical mechanism for conveying the lithium batteries of the incoming material conveying line to a feeding module conveying line, a feeding mechanical mechanism for conveying the lithium batteries of the feeding module conveying line to a conveying trolley clamp, a clamp lifting mechanical mechanism for lifting the conveying trolley clamp, a trolley rotating mechanism for horizontally rotating the conveying trolley, a trolley transmission mechanism for conveying the conveying trolley from the feeding module to the drying module, and a trolley rotating platform for placing the conveying trolley;
further, the drying module comprises a first common door valve, a vacuum preheating tunnel furnace, a first vacuum gate valve, a vacuum heat preservation tunnel furnace, a second vacuum gate valve, a vacuum transition tunnel furnace and a second common door valve which are sequentially arranged according to the conveying direction of the conveying trolley; the vacuum preheating device comprises a vacuum preheating tunnel furnace, a vacuum heat-preserving tunnel furnace and a vacuum transition tunnel furnace, wherein a vacuum pipeline of the vacuum pumping device is communicated with the vacuum preheating tunnel furnace, the vacuum heat-preserving tunnel furnace and the vacuum transition tunnel furnace;
the blanking module comprises a blanking mechanical mechanism for conveying the lithium batteries on the conveying trolley clamp to a blanking module conveying line, a clamp lifting mechanical mechanism for lifting the conveying trolley clamp, a blanking module conveying mechanical mechanism for conveying the lithium batteries of the blanking module conveying line to a blanking output line, a trolley rotating mechanism for horizontally rotating the conveying trolley and a trolley transmission mechanism for conveying the conveying trolley with finished blanking to the conveying module; the trolley rotating platform is used for placing the carrying trolley;
the conveying module comprises a discharging trolley rotating platform, a return line platform and a feeding trolley rotating platform which are sequentially arranged according to the conveying direction of the conveying trolley after discharging, wherein the discharging trolley rotating platform and the feeding trolley rotating platform comprise a trolley rotating mechanism, a trolley transmission mechanism and a trolley rotating platform, and the return line platform comprises a trolley transmission mechanism;
the carrying trolley comprises a top fixing plate, a supporting bottom plate and a carrying trolley clamp arranged between the top fixing plate and the supporting bottom plate;
the automatic drying line further comprises a sensor unit, a servo execution unit, a cam positioning unit, an electromagnetic valve control unit and a transmission mechanism unit, wherein the sensor unit is connected with the input end of the main controller, the servo execution unit, the cam positioning unit, the electromagnetic valve control unit and the transmission mechanism unit are respectively connected with the main controller and conduct data interaction, the main controller makes judgment according to program instructions, and sends out instructions to control the rotating speed and the steering of the servo motor, the cam divider gear motor and the transmission gear motor and the action of the electromagnetic valve.
Further, the carrying trolley clamp comprises a plurality of guide rods, a plurality of heating plates and limiting blocks, wherein the guide rods are arranged between the top fixing plate and the supporting bottom plate in parallel, the heating plates are connected with the guide rods in a sliding manner, and the limiting blocks are arranged between the heating plates; the carrying trolley clamp comprises 2 clamping devices and is respectively positioned at the left side and the right side of the carrying trolley;
further, two rectangular through holes are arranged on the supporting bottom plate side by side, a PCB (printed circuit board) connected with the heating contact is fixed at the rectangular through holes, a diagonal rack is fixed below the bottom plate between the two rectangular through holes, and roller devices are symmetrically arranged on the top fixing plate and the supporting bottom plate and on two sides of the supporting bottom plate, which are consistent with the conveying direction of the carrying trolley;
further, the two sides of the heating plate are provided with the bulge structures, the two sides of the bulge structures of the heating plate are fixedly provided with heating plate ears, and the heating plate ears are provided with guide rod holes.
Further, the automatic drying line further comprises two guide rails which are consistent with the movement track of the carrying trolley, and the guide rails correspond to the roller devices of the carrying trolley.
Further, the roller device of the top fixing plate is a guide wheel, and the guide wheel is fixed on the side surface of the top fixing plate through a side plate; the roller device of the supporting bottom plate comprises a rail wheel, and the rail wheel is fixed on the lower surface of the supporting bottom plate through a wheel retainer and a guide piece; and a damping device is arranged between the rail wheel and the supporting bottom plate, and the damping device is a spring.
Further, the vacuum heat preservation tunnel furnace comprises a first vacuum heat preservation tunnel furnace and a second vacuum heat preservation tunnel furnace, two guide rails are arranged on the trolley rotating platform, the vacuum preheating tunnel furnace, the first vacuum heat preservation tunnel furnace, the second vacuum heat preservation tunnel furnace, the vacuum transition tunnel furnace and the return line platform, and sensors are arranged on the guide rails.
Further, the feeding conveying line comprises a transmission gear motor and a sensor arranged at the feeding level of the lithium battery;
further, the feeding module conveying mechanical mechanism and the discharging module conveying mechanical mechanism comprise conveying mechanical arms and conveying mechanical arm servo motors, the feeding mechanical mechanism comprises feeding mechanical arms and feeding mechanical arm servo motors, the discharging mechanical mechanism comprises discharging mechanical arms and discharging mechanical arm servo motors, the conveying mechanical arms, the feeding mechanical arms and the discharging mechanical arms comprise sucker assemblies for controlling the adsorption or release of lithium batteries by electromagnetic valves, and the sucker assemblies are provided with sensors;
further, the clamp lifting mechanical mechanism comprises a lifting clamp arm and a lifting clamp arm servo motor, wherein the lifting clamp arm comprises a left arm and a right arm, a telescopic cylinder controlled by an electromagnetic valve is connected between the left arm and the right arm, and a sensor is arranged on the telescopic cylinder;
further, a plurality of stations are arranged on the feeding module carrying conveying line and the discharging module carrying conveying line, the feeding module carrying conveying line comprises a transmission gear motor for driving the lithium battery to sequentially convey to the last station from the first station, and the plurality of stations of the feeding module carrying conveying line are provided with sensors.
Further, the trolley rotating mechanism comprises a cam divider and a cam divider gear motor which are arranged below the trolley rotating platform;
further, the trolley transmission mechanism comprises a main transmission position, a first auxiliary transmission position and a second auxiliary transmission position, wherein the main transmission position is connected with the first auxiliary transmission position and the second auxiliary transmission position through a chain and a chain wheel respectively, the main transmission position comprises a main transmission shaft and a main transmission bevel gear, the first auxiliary transmission position and the second auxiliary transmission position comprise auxiliary transmission shafts and auxiliary transmission bevel gears, a transmission gear motor is connected with the main transmission shaft to drive the main transmission bevel gear and the auxiliary transmission bevel gear to rotate, and a bevel rack at the bottom of the trolley is meshed with the main transmission bevel gear and the auxiliary transmission bevel gear respectively to form movement of the trolley.
Further, the vacuum preheating tunnel furnace, the vacuum first vacuum heat-preserving tunnel furnace, the vacuum second vacuum heat-preserving tunnel furnace and the vacuum transition tunnel furnace further comprise magnetic fluid sealing devices, and one ends of the main transmission shaft and the slave transmission shaft extend into the vacuum preheating tunnel furnace, the vacuum first vacuum heat-preserving tunnel furnace, the vacuum second vacuum heat-preserving tunnel furnace and the vacuum transition tunnel furnace through the magnetic fluid sealing devices; the first common door valve, the second common door valve, the first vacuum gate valve and the second vacuum gate valve are automatically controlled to be opened or closed through electromagnetic valves by the air cylinders, and the air cylinders are provided with sensors.
Further, the jacking electrifying mechanism comprises a probe fixed on a probe seat plate, a jacking cylinder controlled to lift by an electromagnetic valve, a corrugated pipe, a connecting shaft with one end connected with the probe seat plate and a jacking guide mechanism, wherein a KF joint of the corrugated pipe is in sealed connection with a KF joint arranged on the outer wall of a tunnel furnace, the sealing end of the corrugated pipe is externally connected with the jacking cylinder, the sealing end of the corrugated pipe is internally connected with the other end of the connecting shaft, the probe seat plate is connected on the inner wall of the lithium battery tunnel furnace through the jacking guide mechanism, the jacking guide mechanism comprises a jacking guide post and a jacking guide sleeve, one end of the jacking guide post is fixed on the inner wall of the tunnel furnace, the probe seat plate is in sliding connection with the jacking guide post through the jacking guide sleeve, and the probe seat plate is in contact or separation with a heating contact at the bottom of a conveying trolley through lifting movement under the action of the jacking cylinder.
Further, the feeding module, the drying module and the discharging module are two and are respectively positioned at two sides of the carrying module to form two lithium battery tunnel type automatic drying lines.
Further, the main controller is a PLC controller, the sensor is a photoelectric sensor, and the photoelectric sensor, the transportation manipulator servo motor, the feeding manipulator servo motor, the discharging manipulator servo motor, the lifting clamp arm servo motor, the transmission gear motor, the cam divider gear motor and the electromagnetic valve are all connected with the PLC controller.
The technical scheme has the following technical effects:
1. compared with the traditional lithium battery oven, the tunnel type automatic drying line for the lithium battery has the advantages that under the condition of equal capacity, a large amount of occupied space can be reduced, the carrying trolley can be reused on the return line, a conventional forklift scheduling system and the like are not needed, meanwhile, the carrying trolley clamp reduces complex operations such as overturning of the lithium battery, and a large amount of cost is fundamentally reduced.
2. This automatic dry line of lithium cell tunnel type has realized full automatic operation through adopting photoelectric sensor, transportation manipulator servo motor, material loading manipulator servo motor, unloading manipulator servo motor, promotion anchor clamps arm servo motor, transmission gear motor, cam divider gear motor, solenoid valve and PLC controller, has solved the artifical low in production efficiency that exists at present and has had the potential safety hazard problem, has improved lithium cell processing industry automation level.
Drawings
Fig. 1 is a schematic perspective view of a tunnel type automatic drying line for lithium batteries;
FIG. 2 is a schematic perspective view of a cart according to the present invention;
FIG. 3 is a schematic perspective view of a drying module according to the present invention;
FIG. 4 is a schematic perspective view of a feeding module according to the present invention;
FIG. 5 is a schematic perspective view of a blanking module according to the present invention;
FIG. 6 is a schematic view of a drying module according to another embodiment of the present invention;
in the figure: a feeding module-1; a feed conveyor line-11; the feeding module carries a conveying line-12; a feeding module transportation mechanical mechanism-13; a feeding mechanical mechanism-14; a drying module-2; a first ordinary door valve-21; a vacuum preheating tunnel furnace-22; a first vacuum gate valve-23; a first vacuum insulated tunnel furnace-241; a second vacuum insulated tunnel furnace-242; a second vacuum gate valve-25; vacuum transition tunnel furnace-26; a second ordinary door valve-27; a blanking module-3; a blanking output line-31; the blanking module carries a conveying line-32; a blanking mechanical mechanism-34; a blanking module transporting mechanical mechanism-33; a carrying module-4; a blanking trolley rotating platform-41; a return line platform-42; a feeding trolley rotating platform-43; a carrying trolley-5; a handling trolley clamp-51; a top fixed plate-52; a guide wheel-521; a support base plate-53; diagonal rack-531; rail wheel-532; a clamp lifting mechanical mechanism-6; a trolley rotating mechanism-7; a trolley transmission mechanism-8; the trolley rotates a platform-9; and lifting the energizing mechanism-10.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1-6, the invention provides a lithium battery tunnel type automatic drying line, which comprises a main controller, a feeding module 1, a drying module 2, a discharging module 3, a carrying module 4 and a carrying trolley 5; the automatic drying line is characterized in that a feeding module 1 feeds lithium batteries at the feeding level of the lithium batteries of a feeding conveying line 11 to a conveying trolley clamp 51 and conveys the conveying trolley 5 with finished feeding to a drying module 2, the drying module 2 carries out vacuum high-temperature drying on the lithium batteries on the conveying trolley clamp 51 and conveys the conveying trolley 5 with finished drying to a discharging module 3, the discharging module 3 discharges the lithium batteries on the conveying trolley clamp 51 to a discharging output line 31 and conveys the conveying trolley 5 with finished discharging to a conveying module 4, and the conveying module 4 conveys the conveying trolley 5 with finished discharging to the feeding module 1 for lithium battery feeding again; the feeding module 1, the drying module 2 and the discharging module 3 are two and are respectively positioned at two sides of the carrying module 4 to form two lithium battery tunnel type automatic drying lines;
the feeding module 1 comprises a feeding module conveying mechanical mechanism 13 for conveying lithium batteries of a feeding conveying line 11 to a feeding module conveying line 12, a feeding mechanical mechanism 14 for conveying lithium batteries of the feeding module conveying line 12 to a conveying trolley clamp 51, a clamp lifting mechanical mechanism 6 for lifting the conveying trolley clamp 51, a trolley rotating mechanism 7 for horizontally rotating the conveying trolley 5, a trolley transmission mechanism 8 for conveying the conveying trolley 5 from the feeding module 1 to a drying module 2, and a trolley rotating platform 9 for placing the conveying trolley 5;
the drying module 2 comprises a first common door valve 21, a vacuum preheating tunnel furnace 22, a first vacuum gate valve 23, a first vacuum heat preservation tunnel furnace 241, a second vacuum heat preservation tunnel furnace 242, a second vacuum gate valve 25, a vacuum transition tunnel furnace 26 and a second common door valve 27 which are sequentially arranged according to the conveying direction of the conveying trolley; the vacuum preheating device is characterized by further comprising a vacuum pumping device, wherein an air pumping pipeline of the vacuum pumping device is communicated with a vacuum preheating tunnel furnace 22, a vacuum heat preservation tunnel furnace 24 and a vacuum transition tunnel furnace 26, and a trolley transmission mechanism 8 and a jacking electrifying mechanism 10 are arranged below the vacuum preheating tunnel furnace 22, the vacuum heat preservation tunnel furnace 24 and the vacuum transition tunnel furnace 26;
the blanking module 3 comprises a blanking mechanical mechanism 34 for conveying the lithium batteries on the conveying trolley clamp 51 to the blanking module conveying line 32, a clamp lifting mechanical mechanism 6 for lifting the conveying trolley clamp 51, a blanking module conveying mechanical mechanism 33 for conveying the lithium batteries of the blanking module conveying line 32 to the blanking output line 31, a trolley rotating mechanism 7 for horizontally rotating the conveying trolley 5, and a trolley transmission mechanism 8 for conveying the conveying trolley 5 after blanking to the conveying module 4; a trolley rotating platform 9 for placing the carrying trolley 5;
the conveying module 4 comprises a discharging trolley rotating platform 41, a return line platform 42 and a feeding trolley rotating platform 43 which are sequentially arranged according to the conveying direction of the conveying trolley 5 after discharging is completed, wherein the discharging trolley rotating platform 41 and the feeding trolley rotating platform 43 comprise a trolley rotating mechanism 7, a trolley transmission mechanism 8 and a trolley rotating platform 9, and the return line platform 42 comprises a trolley transmission mechanism 8;
the carrying trolley 5 comprises a top fixing plate 52, a supporting bottom plate 53 and a carrying trolley clamp 51 positioned between the top fixing plate 52 and the supporting bottom plate 53, wherein the carrying trolley clamp 51 comprises a plurality of guide rods, a plurality of heating plates and limiting blocks, the guide rods are arranged between the top fixing plate 52 and the supporting bottom plate 53 in parallel, the heating plates are in sliding connection with the guide rods, the limiting blocks are used for fixing the lower parts of the heating plates, two sides of each heating plate are of a protruding structure, two sides of each heating plate protruding structure are fixedly provided with heating plate ears, and guide rod holes are formed in each heating plate ear; the two trolley clamps 51 are respectively positioned at the left side and the right side of the trolley 5; two rectangular through holes are arranged on the supporting bottom plate 53 side by side, a PCB board connected with a heating contact is fixed at the rectangular through holes, a diagonal rack 531 is fixed at the lower part of the supporting bottom plate 53 between the two rectangular through holes, and roller devices are symmetrically arranged on the top fixing plate 52 and the supporting bottom plate 53 at two sides consistent with the transportation direction of the carrying trolley 5; the roller device of the top fixing plate 52 is a guide wheel 521, and the guide wheel 521 is fixed on the side surface of the top fixing plate 52 through a side plate; the roller device of the supporting bottom plate 53 is a rail wheel 532, and the rail wheel 532 is fixed below the supporting bottom plate 53 through a wheel retainer and a guide plate; a damping device is arranged between the rail wheel 532 and the supporting bottom plate 53, and the damping device is a spring.
The automatic drying line also comprises two guide rails which are consistent with the movement track of the carrying trolley 5, and the guide rails correspond to roller devices of the carrying trolley; the trolley rotating platform 9, the vacuum preheating tunnel furnace 22, the first vacuum heat-preserving tunnel furnace 241, the second vacuum heat-preserving tunnel furnace 242, the vacuum transition tunnel furnace 26 and the return line platform 42 are all provided with two guide tracks 11, and the guide tracks are provided with sensors.
The automatic drying line also comprises a sensor unit, a servo execution unit, a cam positioning unit, an electromagnetic valve control unit and a transmission mechanism unit, wherein the sensor unit is connected with the input end of the main controller, the servo execution unit, the cam positioning unit, the electromagnetic valve control unit and the transmission mechanism unit are respectively connected with the main controller and perform data interaction, the main controller makes judgment according to program instructions, and sends out instructions to control the rotation speed and the steering of the servo motor, the cam divider gear motor, the transmission gear motor and the action of the electromagnetic valve.
The incoming material conveying line 11 comprises a transmission gear motor and a sensor arranged at the charging level of the lithium battery;
the feeding module conveying mechanical mechanism 13 and the discharging module conveying mechanical mechanism 33 comprise conveying mechanical arms and conveying mechanical arm servo motors, the feeding mechanical mechanism 14 comprises feeding mechanical arms and feeding mechanical arm servo motors, the discharging mechanical mechanism 34 comprises discharging mechanical arms and discharging mechanical arm servo motors, the conveying mechanical arms, the feeding mechanical arms and the discharging mechanical arms comprise sucker assemblies for controlling the adsorption or release of lithium batteries by electromagnetic valves, and the sucker assemblies are provided with sensors;
the clamp lifting mechanical mechanism 6 comprises a lifting clamp arm and a lifting clamp arm servo motor, wherein the lifting clamp arm comprises a left arm and a right arm, a telescopic cylinder controlled by an electromagnetic valve is connected between the left arm and the right arm, and a sensor is arranged on the telescopic cylinder; six stations are arranged on the feeding module carrying conveying line 12 and the discharging module carrying conveying line 32, the feeding module carrying conveying line 12 and the discharging module carrying conveying line 32 comprise transmission gear motors for driving lithium batteries to be sequentially conveyed from a first station to a sixth station, and the six stations of the feeding module carrying conveying line 12 and the discharging module carrying conveying line 32 are provided with sensors.
The trolley rotating mechanism 7 comprises a cam divider and a cam divider gear motor which are arranged below the trolley rotating platform;
the trolley transmission mechanism 8 comprises a main transmission position, a first auxiliary transmission position and a second auxiliary transmission position, wherein the main transmission position is connected with the first auxiliary transmission position and the second auxiliary transmission position through chains and chain wheels respectively, the main transmission position comprises a main transmission shaft and a main transmission bevel gear, the first auxiliary transmission position and the second auxiliary transmission position comprise auxiliary transmission shafts and auxiliary transmission bevel gears, a transmission gear motor is connected with the main transmission shaft to drive the main transmission bevel gear and the auxiliary transmission bevel gear to rotate, and a bevel rack at the bottom of the carrying trolley is meshed with the main transmission bevel gear and the auxiliary transmission bevel gear respectively to form movement of the carrying trolley.
The vacuum preheating tunnel furnace 22, the first vacuum heat-preserving tunnel furnace 241, the second vacuum heat-preserving tunnel furnace 242 and the vacuum transition tunnel furnace 26 further comprise magnetic fluid sealing devices, and one ends of the main transmission shaft and the slave transmission shaft extend into the vacuum preheating tunnel furnace 22, the first vacuum heat-preserving tunnel furnace 241, the second vacuum heat-preserving tunnel furnace 242 and the vacuum transition tunnel furnace 26 through the magnetic fluid sealing devices; the first common door valve 21, the second common door valve 27, the first vacuum gate valve 23 and the second vacuum gate valve 25 are automatically controlled to be opened or closed by a cylinder through electromagnetic valves, and a sensor is arranged on the cylinder.
The jacking electrifying mechanism 10 comprises a probe fixed on a probe seat plate, a jacking cylinder controlled to lift by an electromagnetic valve, a corrugated pipe, a linking shaft with one end connected with the probe seat plate and a jacking guide mechanism, wherein a KF joint of the corrugated pipe is in sealed connection with a KF joint arranged on the outer wall of a tunnel furnace, the sealing end of the corrugated pipe is externally connected with the jacking cylinder, the sealing end of the corrugated pipe is internally connected with the other end of the linking shaft, the probe seat plate is connected on the inner wall of a lithium battery tunnel furnace through the jacking guide mechanism, the jacking guide mechanism comprises a jacking guide post and a jacking guide sleeve, one end of the jacking guide post is fixed on the inner wall of the tunnel furnace, the probe seat plate is in sliding connection with the jacking guide post through the jacking guide sleeve, and the probe seat plate is enabled to be contacted with or separated from a heating contact at the bottom of a carrying trolley positioned at the position of the tunnel furnace through lifting movement under the action of the jacking cylinder.
Preferably, the main controller is a PLC controller, the sensor is a photoelectric sensor, and the photoelectric sensor, the transportation manipulator servo motor, the feeding manipulator servo motor, the discharging manipulator servo motor, the lifting clamp arm servo motor, the transmission gear motor, the cam divider gear motor and the electromagnetic valve are all connected with the PLC controller.
The following describes the working procedure of the tunnel type automatic drying line for lithium batteries:
and (3) feeding a lithium battery:
the transmission gear motor of the incoming material conveying line 11 drives a battery to feed materials, when the photoelectric sensor of the feeding material of the incoming material conveying line 11 senses the battery and the photoelectric sensor of the conveying manipulator sucker assembly of the feeding module conveying mechanical mechanism 13 senses that the sucker assembly does not have the battery, the conveying manipulator servo motor drives the conveying manipulator to move to the battery feeding material level, the electromagnetic valve controls the vacuum sucker to adsorb the battery, when the photoelectric sensor of the sucker assembly of the conveying manipulator senses that the sucker assembly has the battery, the conveying manipulator servo motor drives the conveying manipulator to move to the first station battery position of the conveying line, the electromagnetic valve controls the vacuum sucker to release the battery, and when the photoelectric sensor of the conveying manipulator sucker assembly senses that the sucker assembly does not have the battery, the conveying manipulator servo motor drives the conveying manipulator to an origin to wait for the sensor signal of the next incoming material conveying line 11;
when the photoelectric sensor on the feeding module carrying conveying line 12 senses that the second station is provided with the battery, the feeding manipulator servo motor drives the feeding manipulator to move to the 1 st layer position of the carrying trolley clamp 51, a telescopic cylinder is controlled by the electromagnetic valve to move a lifting clamp arm to a lifting port of the trolley clamp 51 when the photoelectric sensor on the feeding module trolley rotating platform 9 track photoelectric sensor senses that the carrying trolley 5 is arranged on the trolley rotating platform 9, the feeding manipulator servo motor drives the feeding manipulator to move to the position of the battery of the feeding module carrying conveying line 12, the electromagnetic valve controls the vacuum chuck to adsorb the battery of the second station, the third station, the fourth station and the fifth station on the carrying conveying line 12, the photoelectric sensor on the feeding manipulator sucking disc assembly senses that the battery is arranged on the photoelectric sensor sucking disc assembly, the feeding manipulator servo motor drives the feeding manipulator to move to the 1 st layer position of the carrying trolley clamp 51 when the electromagnetic valve is controlled by the electromagnetic valve to drive the lifting clamp arm to lift the position of the trolley clamp 5, the photoelectric sensor drives the lifting clamp arm to drive the lifting clamp arm to lift the first layer position of the lifting clamp arm to the lifting clamp 51 when the electromagnetic valve is controlled by the electromagnetic valve, and the electromagnetic valve is controlled by the electromagnetic valve to drive the photoelectric sensor on the lifting clamp arm to wait for the lifting arm to move to load the battery to release the battery, and the electromagnetic valve to wait for the position of the electromagnetic valve to load the battery to be lifted to be discharged to be positioned on the carrying trolley assembly, and the position when the electromagnetic valve is discharged to wait for the battery is discharged to load on the battery is discharged; when the feeding of the lithium battery of the last layer of the left carrying trolley clamp 51 is completed, a cam divider gear motor of the trolley rotating mechanism 7 drives a trolley rotating platform to rotate 180 degrees, a feeding manipulator is driven by a feeding manipulator servo motor to feed the lithium battery, and when the feeding of the lithium battery of the last layer of the right carrying trolley clamp 51 is completed, a cam divider gear motor of the trolley rotating mechanism 7 drives the trolley rotating platform to rotate 90 degrees, and then a transmission gear motor of the trolley transmission mechanism 8 drives the carrying trolley 5 to the drying module 2; drying a lithium battery:
the method comprises the steps that firstly, a solenoid valve of a first ordinary door valve 21 controls a cylinder to ascend and open the first ordinary door valve 21, when a photoelectric sensor on a cylinder of the first ordinary door valve 21 senses that the first ordinary door valve 21 is in a complete opening state, a transmission gear motor of a trolley transmission mechanism 8 drives a trolley to a vacuum preheating tunnel furnace 22, when the photoelectric sensor on a track senses that the trolley 5 reaches a designated position of the vacuum preheating tunnel furnace 22, the first ordinary door valve 21 is closed, then a vacuumizing device vacuumizes the vacuum preheating tunnel furnace, meanwhile, a solenoid valve of a vacuum preheating tunnel furnace top ascending and electrifying mechanism 10 controls a jacking cylinder to ascend, and when the photoelectric sensor on the jacking cylinder senses that the jacking cylinder is in place and a vacuum pump stops vacuuming, a power supply of a trolley clamp 51 is connected to start drying lithium batteries on the trolley clamp 51; when the preset drying time is reached, the electromagnetic valve of the lifting energizing mechanism 10 of the vacuum preheating tunnel furnace 22 controls the lifting cylinder to descend, the first vacuum gate valve 23 is opened, the transmission speed reducing motor of the trolley transmission mechanism 8 drives the carrying trolley to the first vacuum heat preservation tunnel furnace 241, and meanwhile, the second carrying trolley 5 enters the vacuum preheating tunnel furnace 22;
when the photoelectric sensor on the track senses that the carrying trolley 5 reaches the designated position of the first vacuum heat-preserving tunnel furnace 241, the first vacuum gate valve 23 is closed, and then the lifting through motor 10 of the first vacuum heat-preserving tunnel furnace 241 is used for powering on the carrying trolley clamp 51 so as to dry the lithium battery on the carrying trolley clamp 51; when the preset drying time is reached, the electromagnetic valve of the lifting power-on mechanism 10 of the vacuum preheating tunnel furnace 22 is controlled to lift the lifting cylinder to descend, the first vacuum gate valve 23 and the second vacuum gate valve 25 are opened, the transmission speed reducing motor of the trolley transmission mechanism 8 drives the carrying trolley 5 to enter the second vacuum heat-preserving tunnel furnace 242, meanwhile, the second carrying trolley 5 enters the first vacuum heat-preserving tunnel furnace 241, and the power supply of the carrying trolley clamp 51 is connected to dry the lithium battery on the carrying trolley clamp 51; when the preset drying time is reached, the transmission speed reducing motor of the trolley transmission mechanism 8 drives the carrying trolley 5 to enter the vacuum transition tunnel furnace 26, the lithium battery on the carrying trolley clamp 51 is dried, the transmission speed reducing motor of the trolley transmission mechanism 8 drives the carrying trolley 5 to enter the blanking module 3, and then the vacuum transition tunnel furnace 26 is vacuumized by the vacuumizing device;
blanking a lithium battery:
when a photoelectric sensor on a track of a trolley rotating platform 9 of the discharging module 3 senses a carrying trolley 5, a cam divider gear motor of a trolley rotating mechanism 7 drives the trolley rotating platform to rotate 90 degrees, a lithium battery is discharged, and a lithium battery discharging flow is opposite to a lithium battery charging flow and is not described; after the lithium battery discharging is completed, a cam divider gear motor of the trolley rotating mechanism 7 drives the trolley rotating platform to rotate 90 degrees, and a transmission gear motor of the trolley transmission mechanism 8 drives the carrying trolley 5 to enter the carrying module 4;
and (3) refluxing the carrying trolley:
when a track photoelectric sensor on a discharging trolley rotating platform 41 of the to-be-conveyed module 4 senses a conveying trolley 5, a cam divider gear motor of a trolley rotating mechanism 9 drives the trolley rotating platform 9 to rotate 90 degrees, and when the track photoelectric sensor senses a return line platform 42 to be in place, a transmission gear motor of a trolley transmission mechanism 8 drives the conveying trolley 5 to enter the return line platform 42 and a feeding trolley rotating platform 43; then, a cam divider gear motor of the trolley rotating mechanism 8 drives the trolley rotating platform 9 to rotate 90 degrees, and a transmission gear motor of the trolley transmission mechanism 8 drives the carrying trolley 5 to enter the feeding module 1 for secondary lithium battery feeding.
The above-described embodiments and illustrations are not intended to limit the form or form of the present invention, and those skilled in the art will recognize that suitable modifications and improvements may be made thereto without departing from the spirit of the invention.
Claims (10)
1. The tunnel type automatic drying line for the lithium battery is characterized by comprising a main controller, a feeding module (1), a drying module (2), a discharging module (3), a carrying module (4) and a carrying trolley (5); the automatic drying line is characterized in that a feeding module (1) feeds lithium batteries at the feeding position of a lithium battery feeding line (11) to a conveying trolley clamp (51) and conveys a conveying trolley (5) with finished feeding to a drying module (2), the drying module (2) carries out vacuum high-temperature drying on the lithium batteries on the conveying trolley clamp (51) and conveys the dried conveying trolley (5) to a discharging module (3), the discharging module (3) feeds the lithium batteries on the conveying trolley clamp (51) to a discharging output line (31) and conveys the conveying trolley (5) with finished discharging to a conveying module (4), and the conveying module (4) conveys the conveying trolley (5) with finished discharging to the feeding module (1) for lithium battery feeding again;
the feeding module (1) comprises a feeding module conveying mechanical mechanism (13) for conveying lithium batteries of an incoming material conveying line (11) to a feeding module conveying line (12), a feeding mechanical mechanism (14) for conveying the lithium batteries of the feeding module conveying line (12) to a conveying trolley clamp (51), a clamp lifting mechanical mechanism (6) for lifting the conveying trolley clamp (51), a trolley rotating mechanism (7) for horizontally rotating the conveying trolley (5), a trolley transmission mechanism (8) for conveying the conveying trolley (5) from the feeding module (1) to a drying module (2) and a trolley rotating platform (9) for placing the conveying trolley (5);
the drying module (2) comprises a first common door valve (21), a vacuum preheating tunnel furnace (22), a first vacuum gate valve (23), a vacuum heat-preserving tunnel furnace, a second vacuum gate valve (25), a vacuum transition tunnel furnace (26) and a second common door valve (27) which are sequentially arranged according to the conveying direction of the conveying trolley (5); the vacuum preheating device is characterized by further comprising a vacuum pumping device, wherein an air pumping pipeline of the vacuum pumping device is communicated with a vacuum preheating tunnel furnace (22), a vacuum heat-preserving tunnel furnace and a vacuum transition tunnel furnace (26); the trolley transmission mechanism (8) and the jacking energizing mechanism (10) are arranged below the vacuum preheating tunnel furnace (22), the vacuum heat-preserving tunnel furnace and the vacuum transition tunnel furnace (26); the blanking module (3) comprises a blanking mechanical mechanism (34) for conveying lithium batteries on a conveying trolley clamp (51) to a blanking module conveying line (32), a clamp lifting mechanical mechanism (6) for lifting the conveying trolley clamp (51), a blanking module conveying mechanical mechanism (33) for conveying lithium batteries of the blanking module conveying line (32) to a blanking output line (31), a trolley rotating mechanism (7) for horizontally rotating the conveying trolley (5) and a trolley transmission mechanism (8) for conveying the conveying trolley (5) subjected to blanking to the conveying module (4); a trolley rotating platform (9) for placing the carrying trolley;
the conveying module (4) comprises a discharging trolley rotating platform (41), a return line platform (42) and a feeding trolley rotating platform (43) which are sequentially arranged according to the conveying direction of the discharging trolley (5), wherein the discharging trolley rotating platform (41) and the feeding trolley rotating platform (43) comprise a trolley rotating mechanism (7), a trolley transmission mechanism (8) and a trolley rotating platform (9), and the return line platform (42) comprises a trolley transmission mechanism (8);
the carrying trolley (5) comprises a top fixing plate (52), a supporting bottom plate (53) and a carrying trolley clamp (51) positioned between the top fixing plate (52) and the supporting bottom plate (53);
the automatic drying line also comprises a sensor unit, a servo execution unit, a cam positioning unit, an electromagnetic valve control unit and a transmission mechanism unit, wherein the sensor unit is connected with the input end of the main controller, the servo execution unit, the cam positioning unit, the electromagnetic valve control unit and the transmission mechanism unit are respectively connected with the main controller and perform data interaction, the main controller makes judgment according to program instructions, and sends out instructions to control the rotating speed and the steering of the servo motor, the cam divider gear motor and the transmission gear motor and the action of the electromagnetic valve.
2. The tunnel-type automatic drying line for lithium batteries according to claim 1, wherein the handling trolley clamp (51) comprises a plurality of guide rods arranged in parallel between a top fixing plate (52) and a supporting bottom plate (53), a plurality of heating plates connected with the guide rods in a sliding manner and limiting blocks fixed at the lower parts of the heating plates, and the handling trolley clamp (51) comprises 2 limiting blocks which are respectively positioned at the left side and the right side of the handling trolley (5);
two rectangular through holes are arranged on the supporting bottom plate (53) side by side, a PCB (printed circuit board) connected with a heating contact is fixed at the rectangular through holes, a diagonal rack (531) is fixed at the lower part of the supporting bottom plate (53) between the two rectangular through holes, and roller devices are symmetrically arranged on the top fixing plate (52) and the supporting bottom plate (53) at two sides consistent with the transportation direction of the carrying trolley (5);
four corners of the heating plate are fixedly provided with heating plate ears, and guide rod holes are formed in the heating plate ears;
the automatic drying line also comprises two guide rails which are consistent with the movement track of the carrying trolley (5), and the guide rails correspond to roller devices of the carrying trolley (5).
3. The tunnel-type automatic drying line for lithium batteries according to claim 2, characterized in that the roller means of the top fixing plate (52) are guide wheels (521), said guide wheels (521) being fixed to the sides of the top fixing plate (52) by means of side plates; the roller device of the supporting bottom plate (53) comprises a rail wheel (532), and the rail wheel (532) is fixed below the supporting bottom plate (53) through a wheel retainer and a guide piece; a damping device is arranged between the rail wheel (532) and the supporting bottom plate (53), and the damping device is a spring.
4. The lithium battery tunnel type automatic drying line according to claim 3, wherein the vacuum heat preservation tunnel furnace comprises a first vacuum heat preservation tunnel furnace (241) and a second vacuum heat preservation tunnel furnace (242), two guide rails are arranged on the trolley rotating platform (9), the vacuum preheating tunnel furnace (22), the first vacuum heat preservation tunnel furnace (241), the second vacuum heat preservation tunnel furnace (242), the vacuum transition tunnel furnace (26) and the return line platform (42), and sensors are arranged on the guide rails.
5. The lithium battery tunnel type automatic drying line according to claim 4, wherein the incoming material conveying line (11) comprises a transmission gear motor and a sensor arranged at the charging position of the lithium battery; the feeding module conveying mechanical mechanism (13) and the discharging module conveying mechanical mechanism (33) comprise conveying mechanical arms and conveying mechanical arm servo motors, the feeding mechanical mechanism (14) comprises feeding mechanical arms and feeding mechanical arm servo motors, the discharging mechanical mechanism (34) comprises discharging mechanical arms and discharging mechanical arm servo motors, the conveying mechanical arms, the feeding mechanical arms and the discharging mechanical arms comprise sucker assemblies for controlling the adsorption or release of lithium batteries by electromagnetic valves, and the sucker assemblies are provided with sensors; the clamp lifting mechanical mechanism (6) comprises a lifting clamp arm and a lifting clamp arm servo motor, wherein the lifting clamp arm comprises a left arm and a right arm, a telescopic cylinder controlled by an electromagnetic valve is connected between the left arm and the right arm, and a sensor is arranged on the telescopic cylinder; the lithium battery charging and discharging module carrying conveyor line comprises a charging module carrying conveyor line (12) and a discharging module carrying conveyor line (32), wherein a plurality of stations are arranged on the charging module carrying conveyor line (12) and the discharging module carrying conveyor line (32), the charging module carrying conveyor line (12) and the discharging module carrying conveyor line (32) comprise a transmission gear motor for driving lithium batteries to sequentially carry to the last station from the first station, and sensors are arranged on the stations of the charging module carrying conveyor line (12) and the discharging module carrying conveyor line (32).
6. The lithium battery tunnel type automatic drying line according to claim 5, characterized in that the trolley rotating mechanism (7) comprises a cam divider and a cam divider gear motor arranged below the trolley rotating platform (9); the trolley transmission mechanism (8) comprises a main transmission position, a first auxiliary transmission position and a second auxiliary transmission position, wherein the main transmission position is connected with the first auxiliary transmission position and the second auxiliary transmission position through chains and chain wheels respectively, the main transmission position comprises a main transmission shaft and a main transmission bevel gear, the first auxiliary transmission position and the second auxiliary transmission position comprise auxiliary transmission shafts and auxiliary transmission bevel gears, a transmission gear motor is connected with the main transmission shaft to drive the main transmission bevel gear and the auxiliary transmission bevel gear to rotate, and a bevel rack (531) at the bottom of the carrying trolley (5) is meshed with the main transmission bevel gear and the auxiliary transmission bevel gear respectively to form movement of the carrying trolley.
7. The lithium battery tunnel type automatic drying line according to claim 6, wherein the vacuum preheating tunnel furnace (22), the first vacuum heat preservation tunnel furnace (241), the second vacuum heat preservation tunnel furnace (242) and the vacuum transition tunnel furnace (26) further comprise magnetic fluid sealing devices, and the main transmission shaft and one end of the main transmission shaft extend into the vacuum preheating tunnel furnace (22), the first vacuum heat preservation tunnel furnace (241), the second vacuum heat preservation tunnel furnace (242) and the vacuum transition tunnel furnace (26) through the magnetic fluid sealing devices; the first common door valve (21), the second common door valve (27), the first vacuum gate valve (23) and the second vacuum gate valve (25) are automatically controlled to be opened or closed through electromagnetic valves by air cylinders, and sensors are arranged on the air cylinders.
8. The tunnel type automatic drying line for lithium batteries according to claim 7, wherein the jacking electrifying mechanism (10) comprises a probe fixed on a probe seat plate, a jacking cylinder controlled to be lifted by an electromagnetic valve, a corrugated pipe, a connecting shaft with one end connected with the probe seat plate and a jacking guide mechanism, a KF joint of the corrugated pipe is in sealing connection with a KF joint arranged on the outer wall of the tunnel furnace, the sealing end of the corrugated pipe is externally connected with the jacking cylinder, the sealing end of the corrugated pipe is internally connected with the other end of the connecting shaft, the probe seat plate is connected on the inner wall of the tunnel furnace for the lithium batteries through the jacking guide mechanism, the jacking guide mechanism comprises a jacking guide pillar and a jacking guide sleeve, one end of the jacking guide pillar is fixed on the inner wall of the tunnel furnace, the probe seat plate is in sliding connection with the jacking guide pillar through the jacking guide sleeve, and the probe seat plate is lifted under the action of the jacking cylinder to enable the probe to be contacted with or separated from a heating contact at the bottom of the carrying trolley (5).
9. The tunnel type automatic drying line for lithium batteries according to any one of claims 1 to 8, wherein the feeding module (1), the drying module (2) and the discharging module (3) are two and are respectively positioned at two sides of the carrying module (4) to form two tunnel type automatic drying lines for lithium batteries.
10. The lithium battery tunnel type automatic drying line according to claim 9, wherein the main controller is a PLC controller, the sensor is a photoelectric sensor, and the photoelectric sensor, the transportation manipulator servo motor, the feeding manipulator servo motor, the discharging manipulator servo motor, the lifting clamp arm servo motor, the transmission gear motor, the cam divider gear motor and the electromagnetic valve are all connected with the PLC controller.
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