CN110474084A - A kind of battery one integral piece packaging technology - Google Patents
A kind of battery one integral piece packaging technology Download PDFInfo
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- CN110474084A CN110474084A CN201910716390.5A CN201910716390A CN110474084A CN 110474084 A CN110474084 A CN 110474084A CN 201910716390 A CN201910716390 A CN 201910716390A CN 110474084 A CN110474084 A CN 110474084A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6566—Means within the gas flow to guide the flow around one or more cells, e.g. manifolds, baffles or other barriers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
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- 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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- 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
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- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The present invention discloses a kind of battery one integral piece packaging technology, the present invention passes through addition ABS, PC, heat filling, compatilizer, fire retardant, antioxidant, the battery flame retardant property that ultraviolet absorber is prepared is UL-V0 rank, thermal conductivity is 10-26W/MK, by opening up water storage hole on extrusion bar surface, and absorbent wool is placed in water storage hole, moisture in mixture is effectively absorbed, simultaneously by the way that apopore is arranged on feeding tube surface, extra moisture in mixture is allowed to enter catch basin by apopore, mixture in the prior art is solved to squeeze the water out content height, also need withering technical problem, by being respectively arranged with cool air hose and hot air pipe on outer cover, outer cover inner cavity is allowed to form cold-hot wind alternate cycles, it can guarantee to exchange heat between outer cover and feeding tube uniform, it is not necessarily to Heating device and cooling device are set, solves energy consumption in extrusion process in the prior art and high technical problem is lost.
Description
Technical field
The present invention relates to battery assembly technical fields, and in particular to a kind of battery one integral piece packaging technology.
Background technique
Battery (Battery) refer to fill electrolyte solution and metal electrode with generate the cup of electric current, slot or other containers or
Chemical energy can be converted to the device of electric energy by the segment space of clad vessel.Point with anode, cathode.With science and technology into
Step, battery refer to the midget plant that can be produced electricl energy.Such as solar battery.The performance parameter of battery mainly have electromotive force, capacity,
Specific energy and resistance.Energy source is utilized the battery as, it is available that there is burning voltage, stabling current, long-time stable confession
Electricity is influenced the electric current of very little by the external world, and battery structure is simple, and easy to carry, charge and discharge are easy to operation, not by the external world
The influence of weather and temperature, stable and reliable for performance, the various aspects performance in modern society's life has great role.
Patent document (201810387027.9) discloses a kind of lithium battery packaging technology, which, which uses, has mobility
Acrylic acid viscose glue shell and battery core are bonded, the acrylic acid viscose glue between shell and battery core can pass through pressure carry out it is thick
The adjustment of degree, to avoid the bulging of shell, the lithium ion battery caliper uniformity produced is high, and viscous due to using
Glue is fixed, and lithium battery also has good crash resistance.But the battery flame retardant property that is prepared of the technique and heat transfer efficiency are equal
It is bad, while technique mixture moisture content in raw material mixing extrusion process is high, needs to be dried after the extrusion,
Battery assembly efficiency can be reduced.
Summary of the invention
The purpose of the present invention is to provide a kind of battery one integral piece packaging technologies, solve following technical problem: (1) passing through addition
The battery that ABS, PC, heat filling, compatilizer, fire retardant, antioxidant, ultraviolet absorber are prepared, according to testing standard GB/
T 24151-2009, the flame retardant property for measuring battery cover face-piece and bottom case is UL-V0 rank, according to testing standard GB/T 3139-
2005, measuring battery cover face-piece and bottom case thermal conductivity is 10-26W/MK, solves in the prior art that assembled battery flame retardant property is not
Good, thermal coefficient deficiency simultaneously technical problem；(2) it by opening up water storage hole on extrusion bar surface, and is placed in water storage hole
Absorbent wool effectively absorbs the moisture in mixture, while by the way that apopore is arranged on feeding tube surface, so that mixture
Interior extra moisture can enter catch basin by apopore, solve mixture in the prior art and squeeze the water out content height, also need
Withering technical problem；(3) by being respectively arranged with cool air hose and hot air pipe on outer cover, cold wind, hot wind can be with
It is discharged into outer cover inner cavity from cold pipe, hot air pipe respectively, while being discharged by blow tank, outer cover inner cavity is allowed to form cold-hot wind
Alternate cycles can guarantee to exchange heat between outer cover and feeding tube uniformly, and no setting is required heating device and cooling device solves existing
High technical problem is lost in energy consumption in extrusion process in technology.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of battery one integral piece packaging technology, includes the following steps:
Step 1: in parts by weight, weigh PC, 20-40 part of 80-100 parts ABS, 30-50 part heat filling,
2-10 parts of compatilizer, 6-10 parts of fire retardant, 0.1-2 parts of antioxidant, 0.1-2 parts of ultraviolet absorber, weigh above-mentioned heavy
The fire retardant, heat filling and compatilizer of amount part are stirred mixing, obtain pre-composition；
Step 2: extrusion is added in pre-composition obtained and the ABS, PC, antioxidant, ultraviolet absorber of above-mentioned parts by weight and is set
In standby material bin, said mixture enters conveying tube inner chamber by material bin, and driving motor output shaft band moving gear rotates, tooth
Wheel cooperation chain-driving cutter bar rotation, cutter bar drive rotation, and cutter bar drives the extrusion bar rotation of outer peripheral surface, squeezes out bar band
The mixture of dynamic conveying tube inner chamber is mobile to die head direction out, and mixture is discharged by going out the die orifice that goes out opened up on die head, simultaneously
Cutter bar drives the rotation of surface shaft-cup, and the mixture that shaft-cup drives the blade on surface that die orifice out is discharged is cut, after cutting
Mixture pass through blow tank be discharged；
Step 3: bottom case and capping will be made in the mold of mixture injection battery bottom case and capping shell after above-mentioned cutting
Shell；
Step 4: battery core, protection board are assemblied in bottom case, are carried out the capping shell and bottom case pair using ultrasonic welding
Welding is closed, assembled battery is obtained.
Further, a kind of battery one integral piece packaging technology according to claim 1, the preparation side of the heat filling
Method includes the following steps:
A, the proportion of nanometer spherical aluminium oxide, polymer spinning solution 1:30-50 in mass ratio are mixed, and
Ultrasonic disperse is carried out, spinning solution is obtained；
B, spinning solution is subjected to electrostatic spinning, obtains nanofiber；
C, the nanofiber is pre-oxidized, is subsequently placed in atmosphere of inert gases the carbonization that heats up, be made described and lead
Hot filler.
Further, in the step A, the polymer spinning solution is dissolved in solvent by polymer and is made, the polymerization
The mass percent concentration of polymer is 20%-40% in object spinning solution, and the polymer is polyacrylonitrile and polyacrylonitrile
At least one of derivative, the solvent are in n,N-Dimethylformamide, n,N-dimethylacetamide and tetrahydrofuran
It is at least one.
Further, in the step B, the spinning voltage of electrostatic spinning is 20-40kV, and spinning temperature is 30-40 DEG C.
Further, in the step C, Pre oxidation is 300-400 DEG C, preoxidation time 2-3h；Carburizing temperature
It is 1000-1200 DEG C, carbonization time 1-3h.
Further, the compatilizer is by PC-g-MAH, PP-g-MAH and PE-g-MAH by weight 3-5:1-3:1-3's
Ratio mixing composition.
Further, the antioxidant is by hindered phenol antioxygen 1076 and phosphite antioxidant 168 by weight 1:1's
Ratio mixing composition.
Further, the ultraviolet absorber is 2-hydroxy-4-n-octoxybenzophenone.
Further, the fire retardant is at least one of magnesium hydroxide and aluminium hydroxide.
Further, in step 2 extrusion equipment when in use by ABS, PC of pre-composition obtained and above-mentioned parts by weight,
Antioxidant, ultraviolet absorber are added in material bin, and said mixture enters conveying tube inner chamber by material bin, close top cover, drive
Dynamic motor output shaft band moving gear rotates, and gear cooperates the rotation of chain-driving cutter bar, and cutter bar drives rotation, and cutter bar drives
The extrusion bar of outer peripheral surface rotates, and squeezes out bar and drives the mixture of conveying tube inner chamber mobile to die head direction out, squeezes in moving process
Rod squeezes out the water in mixture, and water is adsorbed by squeezing out the water storage hole on bar surface by absorbent wool, and extra water passes through conveying
The apopore discharge on cylinder surface, and then catch basin inner cavity, while cool air hose and hot air pipe difference are led by drainage plate
Cold wind, hot wind are discharged into outer cover, mixture is discharged by going out the die orifice that goes out opened up on die head, while cutter bar drives surface axis
Lid rotation, the mixture that shaft-cup drives the blade on surface that die orifice out is discharged are cut, and the mixture after cutting passes through discharging
Slot discharge.
Beneficial effects of the present invention:
(1) the battery one integral piece that present invention assembling obtains makes capping shell and bottom case carry out pairing weldering using ultra-sonic welding techniques
It connects, temperature is low, and battery is made to have waterproof and dustproof, shockproof function；It the use of ABS is primary raw material, then by being blended with PC
It is modified, the heating conduction of compound resin can be greatly improved；It is simultaneously using electrostatic spinning and carbonization technology, ball-aluminium oxide is embedding
In porous carbon nanofiber, and porous carbon nanofiber itself also has good thermal conductivity；Not only using ball-aluminium oxide
It is because its thermal conductivity is high, also as it is preferable by the covered effect of porous carbon nanofiber；It joined inorganic metal hydroxide
Object can not only make anti-flammability of the invention reach UL-V0 rank as fire retardant, but also inorganic metal hydroxide also has
Certain thermal conductivity can cooperate with porous carbon nanofiber to form stable heat conduction network, so that it is multiple greatly to improve the present invention
The thermal diffusivity of resin, and the raising of thermal conductivity can also promote the resistance to kindling of compound resin, improve the safety of lithium battery
Energy；In addition, the fire-retardant compound resin of ABS/PC used can make lithium battery obtained have excellent flame retardant property.According to test
Standard GB/T 24151-2009, the flame retardant property for measuring battery cover face-piece and bottom case is UL-V0 rank, according to testing standard GB/
T 3139-2005, measures battery cover face-piece and bottom case thermal conductivity is 10-26W/MK；
(2) mixture enters conveying tube inner chamber by material bin, and driving motor output shaft band moving gear rotates, gear cooperation
The rotation of chain-driving cutter bar, cutter bar drive rotation, and cutter bar drives the extrusion bar rotation of outer peripheral surface, squeezes out bar and drive conveying
The mixture of tube inner chamber is mobile to die head direction out, and bar is squeezed out in moving process and squeezes out the water in material, water is by squeezing out bar
The water storage hole on surface is adsorbed by absorbent wool, and extra water is discharged by the apopore on feeding tube surface, and then passes through drainage plate
Lead into catch basin inner cavity.The extrusion equipment opens up water storage hole on extrusion bar surface, and places absorbent wool in water storage hole, right
Moisture in mixture is effectively absorbed, while by the way that apopore is arranged on feeding tube surface, so that extra in mixture
Moisture can enter catch basin by apopore, effectively prevent water content height, nothing in mixture extrusion process by the setting
Extra drying process need to be carried out again after mixture extrusion；
(3) cold wind, hot wind are discharged into outer cover respectively by cool air hose and hot air pipe, mixture is opened up on die head by going out
Go out die orifice discharge, while cutter bar drives the rotation of surface shaft-cup, and shaft-cup drives the blade mixing that die orifice out is discharged on surface
Object is cut, and the mixture after cutting is discharged by blow tank.The extrusion equipment be respectively arranged on outer cover cool air hose and
Hot air pipe, cold wind, hot wind can be discharged into outer cover inner cavity from cold pipe, hot air pipe respectively, while are discharged by blow tank, so that outside
Cover inner cavity can form cold-hot wind alternate cycles, can guarantee to exchange heat uniformly between outer cover and feeding tube, no setting is required, and heating fills
It sets and cooling device, energy consumption needed for extrusion process is effectively reduced has certain economy.
Detailed description of the invention
The present invention will be further described below with reference to the drawings.
Fig. 1 is the structural schematic diagram of extrusion equipment of the present invention；
Fig. 2 is the structure chart of outer cover inner cavity of the present invention；
Fig. 3 is feeding tube internal view of the present invention；
Fig. 4 is the plane structure chart of catch basin of the present invention.
In figure: 1, rack；2, outer cover；3, roller seat；4, boss；5, bearing block；6, cutter bar；7, end cap；8, shaft-cup；9,
Blade；10, go out die head；101, go out die orifice；11, feeding tube；111, apopore；12, material bin；121, top cover；13, groove；14,
Voussoir；15, catch basin；16, drainage plate；17, bar is squeezed out；18, water storage hole；19, absorbent wool；20, cool air hose；21, driving motor；
22, blow tank；23, hot air pipe.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
It please refers to shown in Fig. 1-4, the present invention is a kind of battery one integral piece packaging technology, is included the following steps:
Step 1: in parts by weight, 80 parts of ABS, 30 parts of PC, 20 parts of heat filling, 2 parts compatible are weighed
Agent, 6 parts of fire retardant, 0.1 part of antioxidant, 0.1 part of ultraviolet absorber weigh the fire retardant of above-mentioned parts by weight, thermally conductive fill out
Material and compatilizer are stirred mixing, obtain pre-composition；
Step 2: pre-composition obtained and ABS, PC of above-mentioned parts by weight, antioxidant, ultraviolet absorber are added and squeeze out dress
In the material bin 12 set, said mixture enters 11 inner cavity of feeding tube by material bin 12, closes top cover 121, driving motor 21
Shaft driven gear rotation is exported, gear cooperates chain-driving cutter bar 6 to rotate, and cutter bar 6 drives rotation, and cutter bar 6 drives outer
The extrusion bar 17 of circumferential surface rotates, and squeezes out bar 17 and drives the mixture of 11 inner cavity of feeding tube mobile to 10 direction of die head out, is moved through
Bar 17 is squeezed out in journey and squeezes out the water in mixture, and water is adsorbed by squeezing out the water storage hole 18 on 17 surface of bar by absorbent wool 19, more
Remaining water is discharged by the apopore 111 on 11 surface of feeding tube, and then leads into 15 inner cavity of catch basin by drainage plate 16,
Cold wind, hot wind are discharged into outer cover 2 by cool air hose 20 and hot air pipe 23 respectively simultaneously, and mixture is by going out going out of opening up on die head 10
Die orifice 101 is discharged, while cutter bar 6 drives surface shaft-cup 8 to rotate, and shaft-cup 8 drives the blade 9 on surface that die orifice 101 out is discharged
Mixture cut, the mixture after cutting is discharged by blow tank 22；
Step 3: the mixture after above-mentioned cutting is put into the mold of battery bottom case and capping shell and bottom case and capping is made
Shell；
Step 4: battery core, protection board are assemblied in bottom case, are carried out the capping shell and bottom case pair using ultrasonic welding
Welding is closed, assembled battery is obtained.
Specifically, the preparation method of heat filling includes the following steps:
A, the proportion of nanometer spherical aluminium oxide, polymer spinning solution 1:30 in mass ratio are mixed, is gone forward side by side
Row ultrasonic disperse, obtains spinning solution；
B, spinning solution is subjected to electrostatic spinning, obtains nanofiber；
C, the nanofiber is pre-oxidized, is subsequently placed in atmosphere of inert gases the carbonization that heats up, be made described and lead
Hot filler.
In step A, polymer spinning solution is dissolved in solvent by polymer and is made, the matter of polymer in polymer spinning solution
Measuring percent concentration is 20%, and polymer is formed by polyacrylonitrile and with polyacrylonitrile-itaconic acid ammonium molar ratio 1:5 ratio,
Solvent is N,N-dimethylformamide.
In step B, the spinning voltage of electrostatic spinning is 20kV, and spinning temperature is 30 DEG C.
In step C, Pre oxidation is 300 DEG C, preoxidation time 2h；Carburizing temperature is 1000 DEG C, and carbonization time is
1h。
Compatilizer is made of PC-g-MAH, PP-g-MAH and PE-g-MAH by weight the ratio mixing of 3:1:1.
Fire retardant is made of magnesium hydroxide and aluminium hydroxide by weight the ratio mixing of 5:1.
Antioxidant is mixed by weight the ratio of 1:1 with phosphite antioxidant 168 by hindered phenol antioxygen 1076 and is formed.
Ultraviolet absorber is 2-hydroxy-4-n-octoxybenzophenone.
The capping shell of the assembled battery of embodiment 1 and the flame retardant property of bottom case are UL-V0 rank, thermal conductivity 10W/M
K。
Embodiment 2
Step 1: in parts by weight, 100 parts of ABS, 50 parts of PC, 40 parts of heat filling, 10 parts compatible are weighed
Agent, 10 parts of fire retardant, 2 parts of antioxidant, 2 parts of ultraviolet absorber, weigh the fire retardants of above-mentioned parts by weight, heat filling and
Compatilizer is stirred mixing, obtains pre-composition；
Specifically, in step A, nanometer spherical aluminium oxide, polymer spinning solution in mass ratio 1-50 proportion into
Row mixing, and ultrasonic disperse is carried out, spinning solution polymer spinning solution is obtained, the quality of polymer in polymer spinning solution
Percent concentration is 40%, and polymer is formed by polyacrylonitrile and with polyacrylonitrile-itaconic acid ammonium molar ratio 5:1 ratio, institute
Stating solvent is N,N-dimethylformamide.
In step B, the spinning voltage of electrostatic spinning is 40kV, and spinning temperature is 40 DEG C.
In step C, Pre oxidation is 400 DEG C, preoxidation time 3h；Carburizing temperature is 1200 DEG C, and carbonization time is
3h。
Compatilizer is made of PC-g-MAH, PP-g-MAH and PE-g-MAH by weight the ratio mixing of 5:3:3.
Fire retardant is made of magnesium hydroxide and aluminium hydroxide by weight the ratio mixing of 7:3, remaining step and embodiment 1
It is identical；
The capping shell of the assembled battery of embodiment 2 and the flame retardant property of bottom case are UL-V0 rank, thermal conductivity 26W/M
K。
Extrusion equipment includes rack 1, roller seat 3 there are two fixed installations at the top of the rack 1, solid in the roller seat 3
Equipped with end cap 7, wherein 7 surface of end cap described in side is embedded by bolt goes out die head 10, institute there are three equal radians setting for Dingan County
It states out 10 surface of die head and offers out die orifice 101, rotation, which runs through, at 7 axle center of end cap cutter bar 6, outside the cutter bar 6
Circumferential surface fixing sleeve is equipped with shaft-cup 8, is bolted that there are three the blade 9 of equal radians setting, the cutter bars on the shaft-cup 8
6 one side ends are rotatablely connected bearing block 5, and the bearing block 5 is fixedly installed in 4 top of boss, and the boss 4 is fixedly installed in machine
1 top of frame, two end caps 7 are sheathed on 11 both ends of feeding tube respectively, and 11 surface of feeding tube offers several apopores 111,
And 11 1 lateral roof of feeding tube is fixedly connected with material bin 12, is equipped with top cover by hinge at the top of the material bin 12
121, two 3 bottom opposite faces of roller seat open up fluted 13, and 13 inner wall of groove is embedded with voussoir 14, the voussoir 14
It is fixedly installed in 15 two sides outer wall of catch basin, the 15 two sides inner wall of catch basin is fixedly installed with drainage plate 16, and the storage
15 side of sink is fixedly installed blow tank 22, and 3 bottom of side roller seat, the discharging are fixedly connected at the top of the blow tank 22
22 bottom of slot is welded in rack 1, outer cover 2 is equipped at the top of the rack 1, the feeding tube 11 is set in outer cover 2, described
It is fixedly installed with blast pipe 20 at the top of outer cover 2, driving motor 21 is provided with below the catch basin 15, the driving motor 21 is logical
It crosses motor fixing seat to be installed in rack 1, and 21 output shaft end of the driving motor has been fixedly attached gear, the cutter bar
6 are fixedly connected with gear far from 5 one end of bearing block, and two gears are connected by chain drive, 6 outer peripheral surface of the cutter bar socket
Have and squeeze out bar 17,17 surface of extrusion bar offers water storage hole 18, is provided with absorbent wool 19 in the water storage hole 18.
It please refers to shown in Fig. 1-4, the course of work of the extrusion equipment of the present embodiment is as follows:
Mixture enters 11 inner cavity of feeding tube by material bin 12, closes top cover 121, driving motor 21 output shaft band movable tooth
Wheel rotation, gear cooperate chain-driving cutter bar 6 to rotate, and cutter bar 6 drives rotation, and cutter bar 6 drives the extrusion bar of outer peripheral surface
17 rotations squeeze out bar 17 and drive the mixture of 11 inner cavity of feeding tube mobile to 10 direction of die head out, bar 17 is squeezed out in moving process
The water in material is squeezed out, water is discharged by the apopore 111 on 11 surface of feeding tube, and then leading by drainage plate 16
15 inner cavity of catch basin, while cold wind, hot wind are discharged into outer cover 2 by cool air hose 20 and hot air pipe 23 respectively, mixture passes through depanning
The die orifice 101 that goes out opened up on first 10 is discharged, while cutter bar 6 drives surface shaft-cup 8 to rotate, and shaft-cup 8 drives the blade 9 on surface right
The mixture that die orifice 101 is discharged out is cut, and the mixture after cutting is discharged by blow tank 22.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (9)
1. a kind of battery one integral piece packaging technology, which comprises the steps of:
Step 1: in parts by weight, the heat filling, 2-10 of PC, 20-40 part of 80-100 parts ABS, 30-50 part are weighed
Compatilizer, 6-10 parts of the fire retardant, 0.1-2 parts of antioxidant, 0.1-2 parts of ultraviolet absorber of part, weigh above-mentioned parts by weight
Fire retardant, heat filling and compatilizer be stirred mixing, obtain pre-composition；
Step 2: extrusion equipment is added in pre-composition obtained and ABS, PC of above-mentioned parts by weight, antioxidant, ultraviolet absorber
Mixture is obtained in material bin, mixture enters conveying tube inner chamber by material bin, and driving motor output shaft band moving gear rotates,
Gear cooperates the rotation of chain-driving cutter bar, and cutter bar drives rotation, and cutter bar drives the extrusion bar rotation of outer peripheral surface, squeezes out bar
Drive the mixture of conveying tube inner chamber mobile to die head direction out, mixture is discharged by going out the die orifice that goes out opened up on die head, together
When cutter bar drive the rotation of surface shaft-cup, shaft-cup drives the blade mixture that die orifice out be discharged on surface to cut, cutting
Mixture afterwards is discharged by blow tank；
Step 3: bottom case and capping shell will be made in the mold of mixture injection battery bottom case and capping shell after above-mentioned cutting；
Step 4: battery core, protection board are assemblied in bottom case, and the capping shell and bottom case are carried out pairing weldering using ultrasonic welding
It connects, obtains assembled battery.
2. a kind of battery one integral piece packaging technology according to claim 1, which is characterized in that the preparation side of the heat filling
Method includes the following steps:
A, the proportion of nanometer spherical aluminium oxide, polymer spinning solution 1:30-50 in mass ratio are mixed, and carried out
Ultrasonic disperse obtains spinning solution；
B, spinning solution is subjected to electrostatic spinning, obtains nanofiber；
C, the nanofiber is pre-oxidized, is subsequently placed in atmosphere of inert gases the carbonization that heats up, institute is made in air-setting
State heat filling.
3. a kind of battery one integral piece packaging technology according to claim 2, which is characterized in that in the step A, polymer spun
Silk solution is dissolved in solvent by polymer and is made, and the mass percent concentration of polymer is 20%- in the polymer spinning solution
40%, the polymer is at least one of polyacrylonitrile and HPAM Degraded Bacteria, and the solvent is N, N- dimethyl methyl
At least one of amide, DMAC N,N' dimethyl acetamide and tetrahydrofuran.
4. a kind of battery one integral piece packaging technology according to claim 2, which is characterized in that in the step B, electrostatic spinning
Spinning voltage be 20-40kV, spinning temperature be 30-40 DEG C.
5. a kind of battery one integral piece packaging technology according to claim 2, which is characterized in that in the step C, pre-oxidation temperature
Degree is 300-400 DEG C, preoxidation time 2-3h；Carburizing temperature is 1000-1200 DEG C, carbonization time 1-3h.
6. a kind of battery one integral piece packaging technology according to claim 1, which is characterized in that the compatilizer is by PC-g-
MAH, PP-g-MAH and PE-g-MAH mix composition by weight the ratio of 3-5:1-3:1-3.
7. a kind of battery one integral piece packaging technology according to claim 1, which is characterized in that the antioxidant is resisted by hindered phenol
Ratio of the oxygen agent 1076 with phosphite antioxidant 168 by weight 1:1 mixes composition.
8. a kind of battery one integral piece packaging technology according to claim 1, which is characterized in that the ultraviolet absorber is 2- hydroxyl
Base -4- oxy-octyl benzophenone.
9. a kind of battery one integral piece packaging technology according to claim 1, which is characterized in that the fire retardant is magnesium hydroxide
At least one of with aluminium hydroxide.
A kind of battery one integral piece packaging technology according to claim 1, which is characterized in that extrusion equipment is using in step 2
When the ABS, PC, antioxidant, ultraviolet absorber of pre-composition obtained and above-mentioned parts by weight are added in material bin, said mixture
Enter conveying tube inner chamber by material bin, close top cover, driving motor output shaft band moving gear rotates, and gear cooperates chain-driving
Cutter bar rotation, cutter bar drive rotation, and cutter bar drives the extrusion bar rotation of outer peripheral surface, squeezes out bar and drive conveying tube inner chamber
Mixture is mobile to die head direction out, and bar is squeezed out in moving process and squeezes out the water in mixture, water is by squeezing out bar surface
Water storage hole is adsorbed by absorbent wool, and extra water is discharged by the apopore on feeding tube surface, and then being directed by drainage plate
Enter catch basin inner cavity, while cold wind, hot wind are discharged into outer cover by cool air hose and hot air pipe respectively, mixture is opened on die head by going out
If go out die orifice discharge, while cutter bar drive surface shaft-cup rotation, shaft-cup drive surface blade die orifice discharge out is mixed
It closes object to be cut, the mixture after cutting is discharged by blow tank.
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Application publication date: 20191119 |