CN217357943U

CN217357943U - Full-automatic lithium battery drying line

Info

Publication number: CN217357943U
Application number: CN202221382250.2U
Authority: CN
Inventors: 赵龙
Original assignee: Dongguan Xie Group Automation Technology Co ltd
Current assignee: Dongguan Xie Group Automation Technology Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-09-02
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses a full-automatic lithium battery drying line, which comprises a logistics frame and a plurality of drying cavities, wherein the logistics frame is provided with a cavity lifting mechanism and a cavity stepping mechanism; the cavity lifting mechanism comprises a lifting frame, a lifting platform, a lifting motor, a lifting synchronizing wheel and a lifting belt; the cavity stepping mechanism comprises a main body framework, a placing cavity position, an installation rod and a butt joint air cylinder, wherein the driving end of the butt joint air cylinder is connected with a power supply connector, a vacuum connector and a nitrogen connector; the drying cavity comprises a motor, a magnetic fluid module, an air duct panel, a centrifugal fan, a vacuum cavity body and a battery clamp bracket. This full-automatic lithium battery drying line simple structure has reduced the requirement to the operator, and production is nimble, starts the cavity that corresponds according to the demand, can maintain alone, does not influence overall efficiency, and the cavity can reduce the energy consumption, and the remodelling is rapidly and with low costs, adopts the cavity circulation action, can not contact the dust, avoids polluting, and drying process temperature homogeneity obtains improving, reduces the operation cost.

Description

Full-automatic lithium battery drying line

Technical Field

The utility model relates to a technical field of battery production especially relates to a full-automatic lithium cell drying line.

Background

Lithium cell need carry out drying process in process of production, and present mainstream battery drying equipment has a lot: monomer drying cabinet, lithium cell drying tunnel stove, robot clamp formula drying line etc. wherein:

the single drying box has no automatic treatment, more manual intervention, high energy consumption and long drying time, and a corresponding drying room needs to be equipped;

the lithium battery drying tunnel furnace has high energy consumption and long drying time, needs to be started completely, has dust pollution due to transmission in the tunnel, and has long maintenance downtime and high failure rate;

the robot clamp type drying line has a complex structure, has high requirements on operators, high manufacturing cost and complicated model change, and needs to be provided with a corresponding drying room.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at: the utility model provides a full-automatic lithium cell drying line for solve the problem that prior art exists.

To achieve the purpose, the utility model adopts the following technical proposal:

a full-automatic lithium battery drying line comprises a logistics frame and a plurality of drying cavities, wherein the logistics frame is provided with a cavity lifting mechanism and a cavity stepping mechanism;

the cavity lifting mechanism comprises a lifting frame, a lifting platform, a lifting motor, a lifting synchronizing wheel and a lifting belt, wherein the lifting motor is installed on one side of the lifting frame, the driving end of the lifting motor is connected with the lifting synchronizing wheel, the lifting synchronizing wheel is in transmission connection with the lifting belt, and the lifting belt penetrates through one side of the lifting platform and is fixed with the lifting platform;

the cavity stepping mechanism comprises a main body framework, placing cavity positions, mounting rods and a butt joint air cylinder, wherein the placing cavity positions are distributed on the main body framework along the horizontal direction, a plurality of groups of placing cavity positions are arranged in the vertical direction of the main body framework, the mounting rods are fixed on the outer side of the main body framework, the butt joint air cylinder is fixed on the mounting rods, and the driving end of the butt joint air cylinder is connected with a power supply connector, a vacuum connector and a nitrogen connector;

the drying cavity comprises a motor, a magnetic fluid module, an air duct panel, a centrifugal fan, a vacuum cavity body and a battery clamp support, wherein the air duct panel is installed on one side of the inside of the vacuum cavity body, an air duct installation position is formed on the inner side face of the vacuum cavity body, the centrifugal fan is located in the air duct installation position, the motor is located outside the vacuum cavity body, and two ends of the magnetic fluid module are respectively connected with the motor and the centrifugal fan.

As a preferable technical scheme, a group of conveying sections are arranged in the lifting platform and each placing cavity, each conveying section comprises a conveying motor, a conveying synchronizing wheel, a conveying synchronizing chain, a transmission shaft, a conveying gear and a conveying chain, the driving end of each conveying motor is connected with the corresponding conveying synchronizing wheel, the corresponding conveying synchronizing wheel is in chain transmission connection with the corresponding conveying synchronizing wheel, the transmission shaft penetrates through the corresponding conveying synchronizing wheel, the corresponding conveying gear is located at the end of the corresponding transmission shaft, and the corresponding conveying chain is in meshing transmission on the corresponding conveying gear.

As an optimal technical scheme, the front end of the logistics rack is provided with a feeding manipulator and a feeding conveying belt, and the rear end of the logistics rack is provided with a discharging manipulator and a discharging conveying belt.

As an optimized technical scheme, the front end of the feeding conveying belt is also provided with a feeding drawstring, and the rear end of the discharging conveying belt is also provided with a discharging drawstring.

As a preferred technical scheme, a cavity bottom supporting column is fixed at the lower end of the interior of the vacuum cavity body, the battery clamp support is placed on the cavity bottom supporting column, a vacuum source interface, a power supply interface and an air supply interface are arranged on one side face of the vacuum cavity body, and the vacuum source interface, the power supply interface and the air supply interface are all communicated to the interior of the vacuum cavity body.

As a preferred technical scheme, the heating source is installed at the lower end of the interior of the vacuum cavity body, the supporting cross rod is arranged on the supporting column at the bottom of the cavity body, and the heating source is fixed on the supporting cross rod.

As a preferable technical scheme, a plurality of loading linings are mounted on the upper surface of the battery clamp support, the loading linings are equidistant and parallel to each other, heat-gathering coating plates are mounted on the loading linings, and battery clamping grooves are formed between the heat-gathering coating plates.

As a preferred technical scheme, the edge of the battery clamp bracket is formed with two pairs of clamp grippers.

As a preferred technical scheme, a wind hole plate is further arranged between the battery clamp bracket and the cavity bottom supporting column.

As a preferred technical scheme, a cavity cover plate is covered on the vacuum cavity body, and a handle is fixed on the upper surface of the cavity cover plate.

The beneficial effects of the utility model are that: the utility model provides a full-automatic lithium battery drying line, this full-automatic lithium battery drying line simple structure has reduced the requirement to the operator, and production is nimble, starts the cavity that corresponds according to the demand, can maintain alone, does not influence overall efficiency, and the cavity can reduce the energy consumption, and the remodel is rapid and with low costs, adopts the cavity circulation action, can not contact the dust, avoids polluting, and drying process temperature homogeneity obtains improving, reduces the operation cost.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Fig. 1 is a schematic view of an overall structure of a fully automatic lithium battery drying line according to an embodiment;

FIG. 2 is a schematic view of the overall internal structure of the drying chamber according to the embodiment;

FIG. 3 is a schematic view of the overall external structure of the drying chamber according to the embodiment;

FIG. 4 is a sectional view of a drying chamber according to an embodiment;

FIG. 5 is a perspective view of a battery holder bracket according to an embodiment;

FIG. 6 is a partial block diagram of a battery holder bracket according to an embodiment;

FIG. 7 is a perspective view of the chamber lifter according to the embodiment;

FIG. 8 is a perspective view of a chamber stepper mechanism according to an embodiment;

FIG. 9 is a perspective view of a placement cavity according to an embodiment;

fig. 10 is a perspective view of the conveying section according to the embodiment.

In fig. 1 to 10:

1. drying the cavity; 101. a motor; 102. a magnetic fluid module; 103. an air duct panel; 104. a centrifugal fan; 105. a vacuum chamber body; 106. a battery clamp bracket; 107. a cavity bottom support pillar; 108. a heat generating source; 109. a support rail; 110. a clamp gripper; 111. loading a lining; 112. heat-collecting coated sheets; 113. a battery card slot; 114. a wind tunnel plate; 115. a vacuum source interface; 116. a power interface; 117. an air source interface; 118. a cavity cover plate; 119. a handle;

2. a cavity lifting mechanism; 201. a lifting frame; 202. a lifting platform; 203. a lifting motor; 204. a lifting synchronizing wheel; 205. lifting the belt; 206. a conveying motor; 207. a conveying synchronizing wheel; 208. conveying a synchronous chain; 209. a drive shaft; 210. a conveying gear; 211. a conveying chain;

3. a cavity stepping mechanism; 301. a body framework; 302. placing a cavity position; 303. mounting a rod; 304. butting a cylinder; 305. a power supply connector; 306. a vacuum joint; 307. a nitrogen gas joint; 308. a return channel;

4. a feeding manipulator; 5. a feeding conveyer belt; 6. a feeding manipulator; 7. blanking a conveying belt; 8. a feeding drawstring; 9. and (5) blanking drawstrings.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 10, in this embodiment, a full-automatic lithium battery drying line includes a logistics rack and a plurality of drying cavities 1, the logistics rack is provided with cavity hoist mechanism 2 and cavity stepping mechanism 3, the front end of logistics rack is provided with feeding manipulator 4 and feeding conveyer belt 5, the rear end of logistics rack is provided with unloading manipulator 6 and unloading conveyer belt 7, the front end of feeding conveyer belt 5 still is provided with feeding drawstring 8, the rear end of unloading conveyer belt 7 still is provided with unloading drawstring 9 (wherein, feeding drawstring 8 and unloading drawstring 9 are the apolegamy structure).

The process action is as follows:

1. in the prior art, after the material is fed through the feeding drawstring 8, (battery) code scanning detection is carried out;

2. the loading manipulator 4 grabs the battery into the no-load battery clamp bracket 106;

3. after the empty battery clamp bracket 106 is filled with the battery, the feeding manipulator 4 puts the battery clamp bracket 106 into the drying box 1;

4. the feeding mechanical arm 4 covers the drying cavity 1;

5. the feeding conveyer belt 5 pushes the drying box body 1 provided with the battery clamp bracket 106 into the cavity lifting mechanism 2;

6. the cavity lifting mechanism 2 pushes the drying box body 1 to a specified baking layer;

7. the battery baking clamp performs reciprocating baking circulation on the baking layer;

8. after the battery baking clamp finishes baking, pushing the battery baking clamp to the cavity lifting mechanism 2;

9. the cavity lifting mechanism 2 is used for disassembling the battery clamp bracket 106 of the baked drying box body 1 from a station;

10. the blanking manipulator 6 opens the cavity cover plate 118 of the drying cavity 1;

11. the blanking manipulator 6 extracts the battery clamp bracket 106 into a battery clamp blanking station;

12. after the battery is taken out at the blanking station of the battery clamp, the battery flows back to the no-load position of the clamp;

13. the blanking manipulator 6 extracts the battery clamp bracket 106 in the clamp no-load position into the drying cavity 1;

14. the drying cavity 1 reflows to an initial cavity loading station;

15. the loading robot 4 picks up the empty cavity cover plate 118;

16. the feeding manipulator 4 grabs the no-load battery clamp bracket 106 into the no-load position of the battery clamp;

17. after the battery clamp bracket 106 filled with the battery enters the drying cavity 1, the unloaded battery clamp bracket 106 returns to the station to load the battery;

18. the whole system completes the circulation.

The cavity lifting mechanism 2 comprises a lifting frame 201, a lifting platform 202, a lifting motor 203, a lifting synchronizing wheel 204 and a lifting belt 205, wherein the lifting motor 203 is installed on one side of the lifting frame 201, the driving end of the lifting motor 203 is connected with the lifting synchronizing wheel 204, the lifting synchronizing wheel 204 is in transmission connection with the lifting belt 205, and the lifting belt 205 penetrates through one side of the lifting platform 202 and is mutually fixed with the lifting platform 202.

The drying cavity 1 with the battery is moved to the lifting platform 202, the lifting motor 203 is started, the lifting platform 202 with the drying cavity 1 is lifted through the lifting synchronizing wheel 204 and the lifting belt 205, and the drying cavity 1 is translated into the cavity stepping mechanism 3 after a specified number of layers is reached.

The cavity stepping mechanism 3 comprises a main body framework 301, a placing cavity 302, a mounting rod 303 and a docking cylinder 304, wherein the placing cavity 302 is distributed on the main body framework 301 along the horizontal direction, a plurality of groups of the placing cavity 302 are arranged in the vertical direction of the main body framework 301, the mounting rod 303 is fixed on the outer side of the main body framework 301, the docking cylinder 304 is fixed on the mounting rod 303, and the driving end of the docking cylinder 304 is connected with a power supply connector 305, a vacuum connector 306 and a nitrogen connector 307.

After the drying cavity 1 is correspondingly placed on the placing cavity 302, the butt joint air cylinder 304 controls the power connector 305, the vacuum connector 306 and the nitrogen connector 307 to be connected to the drying cavity 1, the power connector, the vacuum connector and the nitrogen connector are electrified, vacuumized and dried, after the battery is dried, the butt joint air cylinder 304 controls the power connector 305, the vacuum connector 306 and the nitrogen connector 307 to leave the drying cavity 1, the drying cavity 1 is output to form a circulating operation, and the logistics rack can be designed in a linear mode or in a backflow mode and outputs the drying cavity 1.

A group of conveying sections are arranged in each of the lifting platform 202 and each of the placing cavity positions 302, each conveying section comprises a conveying motor 206, a conveying synchronous wheel 207, a conveying synchronous chain 208, a transmission shaft 209, a conveying gear 210 and a conveying chain 211, the driving end of the conveying motor 206 is connected with the conveying synchronous wheel 207, the conveying synchronous wheel 207 is in transmission connection with the conveying synchronous chain 208, the transmission shaft 209 penetrates through the conveying synchronous wheel 207, the conveying gear 210 is located at the end of the transmission shaft 209, and the conveying chain 211 is in meshing transmission on the conveying gear 210.

On the conveying section, the conveying motor 206 transmits power to the transmission shaft 209 through the conveying synchronous wheel 207 and the conveying synchronous chain 208, and when the transmission shaft 209 rotates, the conveying gear 210 and the conveying chain 211 convey the drying cavity 1 backwards smoothly.

The drying cavity 1 comprises a motor 101, a magnetic fluid module 102, an air duct panel 103, a centrifugal fan 104, a vacuum cavity body 105 and a battery clamp support 106, the air duct panel 103 is installed on one side of the inside of the vacuum cavity body 105, an air duct installation position is formed by the air duct panel 103 and the inner side surface of the vacuum cavity body 105, the centrifugal fan 104 is located in the air duct installation position, the motor 101 is located outside the vacuum cavity body 105, the two ends of the magnetic fluid module 102 are respectively connected with the motor 101 and the centrifugal fan 104, a cavity bottom support column 107 is fixed at the lower end of the inside of the vacuum cavity body 105, and the battery clamp support 106 is placed on the cavity bottom support column 107.

Furthermore, a heating source 108 is installed at the lower end of the inside of the vacuum chamber body 105, a supporting cross bar 109 is provided on the chamber bottom supporting column 107, the heating source 108 is fixed on the supporting cross bar 109, and a wind tunnel plate 114 is further provided between the battery clamp bracket 106 and the chamber bottom supporting column 107.

During the use, the battery is installed on battery anchor clamps support 106, and the manipulator puts into vacuum chamber body 105 with battery anchor clamps support 106 is whole, relies on the cavity bottom support column 107 that is in vacuum chamber body 105 to support, and source 108 that generates heat is the heating pipe to it has certain distance to generate heat between source 108 and the wind tunnel board 114, can not carry out direct contact, has the wind tunnel board 114 of fretwork, and the heat can be preserved in vacuum chamber body 105's inside.

A vacuum source interface 115, a power supply interface 116 and a gas source interface 117 are arranged on one side surface of the vacuum cavity body 105, the vacuum source interface 115, the power supply interface 116 and the gas source interface 117 are all communicated with the inside of the vacuum cavity body 105, after the vacuum source, the power supply and the gas source are communicated with the outside of the vacuum cavity body 105, the vacuum cavity body is firstly vacuumized to 50pa, or a certain amount of nitrogen can be charged to within 500pa of vacuum degree, after the heating source 108 is started, the temperature is controlled to be between 85 and 107 ℃ (namely the conventional baking temperature of the lithium battery), then the motor 101 is started to drive the centrifugal fan 104 and the magnetic fluid module 102 to form air channel circulation inside the vacuum cavity body 105, the battery can release gas in the drying process, when the air pressure of the vacuum cavity body 105 is more than 500pa, the vacuum source is started to vacuumize the inside to 50pa, so as to form circulation of the vacuum form inside of the vacuum cavity body 105, until the battery reaches the drying standard.

The battery holder bracket 106 is formed at the edge thereof with two pairs of holder grippers 110, and the holder grippers 110 provided at both sides thereof facilitate the robot to pick up the battery holder bracket 106 and lift it from the vacuum chamber body 105.

And a plurality of loading inner liners 111 are arranged on the upper surface of the battery clamp support 106, the loading inner liners 111 are equidistant and parallel to each other, a heat-collecting coating plate 112 is arranged on the loading inner liner 111, a battery clamping groove 113 is formed between the heat-collecting coating plates 112, the loading inner liner 111 can be replaced according to the type of a battery, a detachable mode is adopted, the battery clamp has the characteristics of short replacement time and low replacement cost, and the heat-collecting coating plate 112 is matched, so that the battery clamp has heat-collecting capacity, reduces heat loss, and reduces heat loss.

Overall structure is energy-conserving, and the type change is nimble, and wherein the vacuum chamber body 105's volume foot, temperature can evenly be controlled among the drying process to heating device is external in vacuum chamber body 105's outside, has stopped the danger that vacuum discharge caused.

A chamber lid 118 is attached to the vacuum chamber body 105, and a handle 119 is attached to the upper surface of the chamber lid 118, which also facilitates gripping and sealing by a robot.

The whole full-automatic lithium battery drying line has the following advantages:

1. the structure is simplified, and the requirements of enterprises on operators of equipment are reduced;

2. the production is flexible, and a plurality of drying cavities 1 are started correspondingly when a plurality of batteries need to be dried;

3. the modules are flexibly processed, and for individual drying cavity 1 faults, the modules can be independently moved to a maintenance station for maintenance, the efficiency of the whole line is not influenced, and for the faults on the logistics rack, the design is simple and the maintenance is convenient;

4. the whole energy-saving structure has the advantages that the heat-collecting coating plate 112 is arranged on the loading lining 111, the heat-preserving effect is achieved, and the loss of heat energy is reduced;

5. the model changing is flexible, the loading lining 111 adopts a detachable structure, different types of batteries and different types of loading linings 111 are changed, and the model changing device has the characteristics of quick model changing time and low model changing cost;

6. the interior of the drying cavity 1 is not impacted by the action of a transmission mechanism, so that dust cannot be contacted, and secondary pollution is avoided;

7. the whole occupied area is small, and the design process is more flexible;

8. the battery clamp bracket 106 in the drying cavity 1 has a small volume, and the temperature uniformity in the drying process is higher;

9. the power supply is externally arranged outside the drying cavity 1, so that the danger of vacuum discharge is avoided;

10. the whole structure is suitable for improving the expanded production capacity;

11. the investment of whole management operation has been reduced, and traditional drying line technology is complicated, need be equipped with the drying room, and this full-automatic lithium battery drying line directly carries single drying chamber 1 to next environment, has saved power consumption cost, dehumidification cost, clean space fitment cost, supporting administrative cost and the operation cost that a large amount of environment drying brought.

It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention and the technical principles applied, and any changes or substitutions which can be easily conceived by those skilled in the art within the technical scope of the present invention are also covered by the protection scope of the present invention.

Claims

1. A full-automatic lithium battery drying line is characterized by comprising a logistics frame and a plurality of drying cavities, wherein the logistics frame is provided with a cavity lifting mechanism and a cavity stepping mechanism;

2. The full-automatic lithium battery drying line according to claim 1, wherein a set of conveying sections is disposed in each of the lifting platform and the placing cavity, each conveying section includes a conveying motor, a conveying synchronizing wheel, a conveying synchronizing chain, a transmission shaft, a conveying gear and a conveying chain, a driving end of the conveying motor is connected with the conveying synchronizing wheel, the conveying synchronizing wheel is connected with the conveying synchronizing chain in a chain-driven manner, the transmission shaft penetrates through the conveying synchronizing wheel, the conveying gear is disposed at an end of the transmission shaft, and the conveying chain is engaged with and driven on the conveying gear.

3. The full-automatic lithium battery drying line according to claim 1, wherein a feeding manipulator and a feeding conveyer belt are arranged at the front end of the logistics frame, and a discharging manipulator and a discharging conveyer belt are arranged at the rear end of the logistics frame.

4. The full-automatic lithium battery drying line according to claim 3, wherein a feeding drawstring is further arranged at the front end of the feeding conveyer belt, and a discharging drawstring is further arranged at the rear end of the discharging conveyer belt.

5. The full-automatic lithium battery drying line according to claim 1, wherein a cavity bottom support column is fixed at the lower end of the inside of the vacuum cavity body, the battery clamp bracket is placed on the cavity bottom support column, a vacuum source interface, a power supply interface and a gas supply interface are arranged on one side face of the vacuum cavity body, and the vacuum source interface, the power supply interface and the gas supply interface are communicated to the inside of the vacuum cavity body.

6. The full-automatic lithium battery drying line according to claim 5, wherein a heating source is installed at the lower end of the inside of the vacuum cavity body, a supporting cross rod is arranged on a supporting column at the bottom of the cavity body, and the heating source is fixed on the supporting cross rod.

7. The full-automatic lithium battery drying line according to claim 1, wherein a plurality of loading linings are mounted on the upper surface of the battery clamp support, the loading linings are equally spaced and parallel to each other, a heat-gathering coating plate is mounted on the loading linings, and battery clamping grooves are formed between the heat-gathering coating plates.

8. The full-automatic lithium battery drying line according to claim 1, wherein the battery clamp bracket is formed with two pairs of clamp fingers at the edge thereof.

9. The full-automatic lithium battery drying line as claimed in claim 5, wherein a wind tunnel plate is further provided between the battery clamp bracket and the cavity bottom support column.

10. The full-automatic lithium battery drying line as claimed in claim 1, wherein the vacuum chamber body is covered with a chamber cover plate, and a handle is fixed on the upper surface of the chamber cover plate.