CN114243231A - Nitrogen injection and liquid supplementation line for pulling steel nails of battery cores - Google Patents
Nitrogen injection and liquid supplementation line for pulling steel nails of battery cores Download PDFInfo
- Publication number
- CN114243231A CN114243231A CN202110715199.6A CN202110715199A CN114243231A CN 114243231 A CN114243231 A CN 114243231A CN 202110715199 A CN202110715199 A CN 202110715199A CN 114243231 A CN114243231 A CN 114243231A
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- China
- Prior art keywords
- steel nail
- jacking
- vacuumizing
- nitrogen
- liquid
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 162
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 119
- 239000010959 steel Substances 0.000 title claims abstract description 119
- 239000007788 liquid Substances 0.000 title claims abstract description 79
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 76
- 239000007924 injection Substances 0.000 title claims abstract description 75
- 238000002347 injection Methods 0.000 title claims abstract description 75
- 230000009469 supplementation Effects 0.000 title description 2
- 230000007246 mechanism Effects 0.000 claims abstract description 179
- 230000005540 biological transmission Effects 0.000 claims abstract description 82
- 239000012530 fluid Substances 0.000 claims abstract description 72
- 230000001502 supplementing effect Effects 0.000 claims abstract description 57
- 238000001802 infusion Methods 0.000 claims abstract description 51
- 239000003792 electrolyte Substances 0.000 claims abstract description 38
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 22
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 5
- 239000003978 infusion fluid Substances 0.000 claims 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 29
- 229910052744 lithium Inorganic materials 0.000 abstract description 29
- 229910001873 dinitrogen Inorganic materials 0.000 abstract description 10
- 239000001307 helium Substances 0.000 description 33
- 229910052734 helium Inorganic materials 0.000 description 33
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 33
- 239000000047 product Substances 0.000 description 30
- 238000005086 pumping Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 239000013589 supplement Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
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Classifications
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
-
- 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
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
Abstract
The invention provides a cell steel nail pulling, nitrogen injecting and liquid supplementing line which comprises a feeding steel nail pulling device, a vacuumizing nitrogen injecting device and an automatic liquid supplementing device which are sequentially arranged; the vacuumizing nitrogen injection equipment comprises a second rack, a plurality of vacuumizing nitrogen injection devices arranged on the second rack in parallel along the transmission direction, a first shunting mechanism arranged at one end of the second rack and used for respectively transmitting products to the vacuumizing nitrogen injection devices, and a plurality of transmission discharging mechanisms connected with the vacuumizing nitrogen injection devices. The steel nail feeding and pulling equipment feeds a product, which comprises a carrier and a lithium battery core group arranged in the carrier, presses and holds a rubber plug on the lithium battery core group, pulls out a steel nail, vacuumizes the lithium battery core group with the steel nail removed by vacuumizing and nitrogen injecting equipment, injects nitrogen, and then replenishes electrolyte for the lithium battery core group by an automatic liquid replenishing mechanism; this electric core is pulled out steel nail and is annotated nitrogen fluid infusion line has realized that the automation of lithium cell electric core group is pulled out the steel nail, is vacuumized, is annotated nitrogen gas and is supplemented electrolyte.
Description
Technical Field
The invention relates to the technical field of production of a lithium battery core group, in particular to a nitrogen injection liquid supplementing wire for pulling steel nails out of a battery core.
Background
In the production process of the lithium battery core group, nitrogen gas, helium gas and electrolyte are required to be injected into the lithium battery core group, during nitrogen gas injection, a steel nail on the lithium battery core group is required to be pulled out, a rubber plug is reserved at the same time, vacuumizing is carried out, and nitrogen gas is injected after vacuumizing; when helium is injected, the rubber plug needs to be pulled out, then vacuumizing and helium injection are carried out, and blowout of the original electrolyte in the battery is avoided in the process. The electrolyte needs to be replenished into the cell before helium injection. Above-mentioned production process, the process is complicated, and the mode of producing one by one through independent equipment is inefficient, extravagant manpower, is unfavorable for realizing the continuous production of battery.
Disclosure of Invention
The invention aims to provide a cell steel nail nitrogen injection liquid supplementing line, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a cell steel nail pulling and nitrogen injection liquid supplementing line comprises a feeding steel nail pulling device, a vacuumizing nitrogen injection device and an automatic liquid supplementing device which are sequentially arranged;
the vacuumizing nitrogen injection equipment comprises a second rack, a plurality of vacuumizing nitrogen injection devices arranged on the second rack in parallel along the transmission direction, a first shunting mechanism arranged at one end of the second rack and used for respectively transmitting products to the vacuumizing nitrogen injection devices, and a plurality of transmission discharging mechanisms connected with the vacuumizing nitrogen injection devices;
the vacuumizing nitrogen injection device comprises a second transmission mechanism, a second jacking positioning mechanism arranged in the middle of the second transmission mechanism, and a vacuumizing nitrogen injection mechanism arranged above the second jacking positioning mechanism; the second transmission mechanism comprises a second transmission rack, a plurality of second transmission rollers arranged on the second transmission rack and a second transmission motor for driving the second transmission rollers to rotate; the second jacking and positioning mechanism comprises a second material box jacking unit, second battery cell positioning units arranged on two sides of the second material box jacking unit and a liquid receiving unit arranged on the outer side of the second battery cell positioning units.
Further, the feeding and steel nail pulling equipment comprises a first rack, a first transmission mechanism arranged on the first rack, a first jacking positioning mechanism arranged in the middle of the first transmission mechanism, and a glue pressing plug steel nail pulling mechanism arranged above the first jacking positioning mechanism.
Further, the rubber plug steel nail pulling mechanism comprises a first mounting plate connected with the first machine frame through a first connecting column, a rubber plug pressing plate arranged below the first mounting plate, a rubber plug pressing cylinder arranged on the rubber plug pressing plate and used for driving the rubber plug pressing plate to lift, a first lifting plate arranged below the first mounting plate, two steel nail pulling clamping jaws arranged at the bottom of the first lifting plate and capable of moving forward and backward along the first lifting plate, a first clamping jaw moving-forward cylinder used for respectively driving the two steel nail pulling clamping jaws to move forward and backward, and two steel nail pulling cylinders arranged on two sides of the rubber plug pressing cylinder and used for driving the first lifting plate to lift; the middle part of the first lifting plate is provided with a through groove, and the rubber plug pressing plate is positioned in the through groove.
Further, the first transmission mechanism comprises a first transmission rack, a plurality of first transmission rollers arranged on the first transmission rack and a first transmission motor for driving the first transmission rollers to rotate; the first jacking positioning mechanism comprises a first material box jacking unit, first battery cell positioning units arranged on two sides of the first material box jacking unit and first steel nail receiving units arranged on the outer side of the first battery cell positioning units.
Further, the first material box jacking unit comprises a plurality of first jacking blocks arranged between the first transmission rollers, a first jacking cylinder for driving the first jacking blocks to lift, a plurality of first stop blocks arranged at the output ends of the first jacking blocks, and a first blocking cylinder for driving the first stop blocks to lift.
The first battery cell positioning unit comprises two first vertical frames symmetrically arranged at two sides of the first transmission mechanism, a magazine clamping jaw and a battery cell clamping jaw which are respectively arranged at the inner sides of the two first vertical frames, a magazine positioning cylinder for driving the magazine clamping jaw to advance and retreat and a battery cell positioning cylinder for driving the battery cell clamping jaw to advance and retreat, the magazine clamping jaw is positioned below the battery cell clamping jaw, and a plurality of positioning grooves are formed in the inner sides of the battery cell clamping jaws; the first steel nail receiving unit comprises a first receiving mounting frame, a first receiving groove formed in the first receiving mounting frame and a first receiving cylinder driving the first receiving groove to advance and retreat.
Further, second magazine jacking unit including set up in the second jacking board of second transmission roller bottom, set up in a plurality of second jacking pieces on the second jacking board, set up in at least two lifting wheels of second jacking board bottom, with at least two the wedge of lifting wheel butt, drive the second lift cylinder of wedge advance and retreat, set up in a plurality of the second dog and the drive of second jacking piece output the second that the second dog goes up and down blocks the cylinder, a plurality of second jacking pieces are located between the second transmission roller.
Further, the vacuumizing nitrogen-injecting mechanism comprises a second vacuumizing mounting plate connected with the second rack through a second connecting column, a vacuumizing cavity arranged below the second vacuumizing mounting plate, a second vacuumizing lifting cylinder arranged on the second vacuumizing mounting plate and used for driving the vacuumizing cavity to lift, a plurality of electrolyte cache cups arranged in the vacuumizing cavity, and a first vacuum suction nozzle arranged at the bottom of each electrolyte cache cup, wherein the bottom of each electrolyte cache cup is hermetically connected with the vacuumizing cavity, the top of each electrolyte cache cup is sealed, and the side surface of the upper part of each electrolyte cache cup is provided with an opening; the structure of the second battery cell positioning unit is the same as that of the first battery cell positioning unit; the liquid receiving unit comprises a second receiving mounting frame, a second receiving groove arranged on the second receiving mounting frame and a second receiving cylinder driving the second receiving groove to advance and retreat.
Further, the automatic liquid supplementing equipment comprises a third rack, a plurality of liquid supplementing devices arranged on the third rack and connected with the plurality of conveying and discharging mechanisms, and a second flow dividing mechanism arranged at the output ends of the plurality of liquid supplementing devices and used for conveying products of the plurality of liquid supplementing devices to the downstream; the liquid supplementing device comprises a third transmission mechanism, a third jacking positioning mechanism arranged in the middle of the third transmission mechanism and a liquid supplementing mechanism arranged above the third jacking positioning mechanism; and the structure of the third jacking positioning mechanism is the same as that of the first jacking positioning mechanism or the second jacking positioning mechanism.
Further, the liquid supplementing mechanism comprises a third liquid supplementing mounting plate connected with the third frame through a third connecting column, a liquid supplementing lifting plate arranged below the third liquid supplementing mounting plate, a liquid supplementing lifting cylinder for driving the liquid supplementing lifting plate to lift, a plurality of liquid injecting cups arranged below the liquid supplementing lifting plate, liquid injecting nozzles arranged at the bottoms of the liquid injecting cups, and a liquid injecting cup sealing rod connected with the tops of the liquid injecting cups and communicated with the interiors of the liquid injecting cups, the cover is located annotate buffer spring on the liquid cup closed pole, set up in annotate the inlet of liquid cup one side, set up in inlet department prevent the suck-back baffle, set up in annotate the end cap of liquid cup closed pole bottom, set up in fluid infusion lifter plate one side with annotate diaphragm valve, the drive that the liquid cup links to each other diaphragm valve lift cylinder and drive the diaphragm valve horizontal drive module that moves about the diaphragm valve lift cylinder.
According to the cell steel nail pulling and nitrogen injection fluid supplementing line, the feeding and steel nail pulling equipment feeds a product which comprises a carrier and a lithium battery cell pack arranged in the carrier, presses and holds a rubber plug on the lithium battery cell pack, pulls out a steel nail, vacuumizes the lithium battery cell pack with the steel nail removed by the vacuumizing and nitrogen injection equipment, injects nitrogen gas into the lithium battery cell pack, and then automatically supplements electrolyte to the lithium battery cell pack by the fluid supplementing equipment.
This electric core is pulled out steel nail and is annotated nitrogen fluid infusion line has realized that the automation of lithium cell electric core group is pulled out the steel nail, is vacuumized, is annotated nitrogen gas and is supplemented electrolyte.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1a is a schematic view of a cell steel nail nitrogen injection and fluid infusion line according to the present invention;
fig. 1b is a schematic view of a cell steel nail nitrogen injection and fluid infusion line according to another embodiment of the present invention;
fig. 2 is a schematic diagram of a feeding and steel nail pulling device of the cell steel nail nitrogen-injecting and liquid-supplementing wire of the invention;
fig. 3 is a schematic diagram of a removal state of a plug steel nail pulling mechanism of a feeding steel nail pulling device of the cell steel nail pulling nitrogen injection and liquid supplementing line of the invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic diagram of a plug steel nail pulling mechanism of the cell steel nail nitrogen injection and fluid infusion line according to the present invention;
fig. 6 is a schematic diagram of the vacuum-pumping nitrogen-injecting device of the cell steel nail nitrogen-injecting fluid-replenishing wire of the invention;
FIG. 7 is an enlarged view of a portion of FIG. 6 at B;
fig. 8 is a schematic diagram of a vacuum-pumping nitrogen-injecting mechanism of the cell steel nail nitrogen-injecting fluid-replenishing wire of the invention;
fig. 9 is a partial structural schematic view of the vacuum-pumping nitrogen-injecting mechanism of the cell steel nail nitrogen-injecting fluid-replenishing wire of the invention;
fig. 10 is a schematic view of an automatic fluid infusion apparatus of the cell steel nail pulling nitrogen injection fluid infusion line of the present invention;
fig. 11 is a schematic view of a fluid infusion device of the cell steel nail-pulling nitrogen-injecting fluid infusion line of the present invention;
fig. 12 is a schematic view of another direction of the fluid infusion device of the cell steel nail-pulling nitrogen-injecting fluid infusion line according to the present invention;
FIG. 13 is a sectional view of a liquid injection cup of the cell steel nail nitrogen injection and liquid supplement line of the present invention;
fig. 14 is a schematic diagram of a plug pulling and helium injecting device of the cell steel nail nitrogen injection and fluid infusion line of the present invention;
fig. 15 is a schematic view of a safety valve installation device of the cell steel nail-pulling nitrogen-injecting fluid-supplementing wire of the present invention;
fig. 16 is a schematic diagram of a safety valve press-fitting blanking device of the cell steel nail nitrogen injection and liquid supplement line of the present invention;
fig. 17 is a schematic view of a safety valve press-fitting mechanism of the cell steel nail-pulling nitrogen-injecting fluid-replenishing line of the present invention;
labeled as:
a feeding and steel nail pulling device 1, a first frame 10, a first transmission mechanism 11, a first transmission frame 110, a first transmission roller 111,
a first jacking and positioning mechanism 12, a first magazine jacking unit 121, a first jacking block 1211, a first stop block 1212, a first blocking cylinder 1213,
a first cell positioning unit 122, a first stand 1220, a magazine clamping jaw 1221, a cell clamping jaw 1222, a magazine positioning cylinder 1223, a cell positioning cylinder 1224, a positioning groove 1225,
a first steel nail receiving unit 123, a first receiving mounting frame 1230, a first receiving groove 1231, a first receiving cylinder 1232,
a rubber plug steel nail pulling mechanism 13, a first connecting column 130, a first mounting plate 131, a rubber plug pressing plate 132, a rubber plug pressing cylinder 133, a first lifting plate 134, a steel nail pulling clamping jaw 135, a first clamping jaw advancing and retreating cylinder 136, a steel nail pulling cylinder 137,
the vacuum pumping nitrogen injection device 2, the second frame 20,
a vacuum nitrogen injection device 21, a second transport mechanism 210, a second transport frame 2101, a second transport roller 2102,
a second jacking positioning mechanism 211, a second magazine jacking unit 2111, a second jacking plate 21111, a second jacking block 21112, a lifting wheel 21113, a wedge block 21114, a second lifting cylinder 21115,
the second cell positioning unit 2112 is provided,
a vacuum-pumping nitrogen-injecting mechanism 212, a second connecting column 2120, a second vacuum-pumping mounting plate 2121, a vacuum-pumping cavity 2122, a second vacuum-pumping lifting cylinder 2123, an electrolyte buffer cup 2124, a first vacuum suction nozzle 2125, an opening 2126,
a first diversion mechanism 22, a conveying discharge mechanism 23,
an automatic fluid infusion device 3, a third frame 30, a fluid infusion device 31, a third transmission mechanism 311, a third jacking positioning mechanism 312, a fluid infusion mechanism 313, a third connecting column 3131, a third fluid infusion mounting plate 3132, a fluid infusion lifting plate 3133, a fluid infusion lifting cylinder 3134, a fluid infusion cup 3135, a fluid infusion nozzle 31350, a fluid infusion cylinder 31351, a fluid infusion cup closing rod 3136, a buffer spring 31361, a plug 31362, a fluid inlet 3137, a suck-back prevention baffle 31371, a diaphragm valve 3138, a diaphragm valve lifting cylinder 31381, a diaphragm valve horizontal driving module 31382,
the second flow-dividing mechanism 32 is provided with,
a rubber plug pulling and helium injecting device 4, a fourth machine frame 40, a fourth transmission mechanism 41, a fourth jacking and positioning mechanism 42, a rubber plug pulling mechanism 43, a fourth connecting column 430, a fourth mounting plate 431, a rubber plug pulling lifting plate 432, a rubber plug pulling clamping jaw 433, a rubber plug pulling cylinder 434,
a fifth transmission mechanism 45, a fifth jacking-positioning mechanism 46,
a helium injection mechanism 47, a fifth connecting column 470, a fifth mounting plate 471, a helium injection cavity 472, a helium injection lifting cylinder 473,
a safety valve device 5, a sixth frame 50, a sixth transmission mechanism 51, a sixth blocking and positioning mechanism 52, an extending sleeve 53, a garbage can 54,
the safety valve press-fitting and blanking device comprises a safety valve press-fitting and blanking device 6, a seventh rack 60, a seventh transmission mechanism 61, a seventh jacking and positioning mechanism 62, a safety valve press-fitting mechanism 63, a seventh connecting column 630, a seventh mounting plate 631, a seventh lifting plate 632, a press-fitting pressure head 633, a press-fitting buffer spring 634 and a safety valve press-fitting cylinder 635.
Detailed Description
The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.
Referring to fig. 1a to 17, the present invention provides a cell steel nail pulling and nitrogen injection fluid supplementing line, which includes a feeding steel nail pulling apparatus 1, a vacuum pumping nitrogen injection apparatus 2, and an automatic fluid supplementing apparatus 3, which are sequentially disposed; the loading and steel nail pulling equipment 1 loads a product, including a carrier and a lithium battery core group arranged in the carrier, presses and holds a rubber plug on the lithium battery core group, pulls out a steel nail, the vacuumizing and nitrogen injecting equipment 2 vacuumizes the lithium battery core group with the steel nail removed, injects nitrogen gas, and then the automatic liquid supplementing equipment 3 supplements electrolyte to the lithium battery core group; this electric core is pulled out steel nail and is annotated nitrogen fluid infusion line has realized that the automation of lithium cell electric core group is pulled out the steel nail, is vacuumized, is annotated nitrogen gas and is supplemented electrolyte.
The vacuumizing nitrogen injection equipment 2 comprises a second rack 20, a plurality of vacuumizing nitrogen injection devices 21 arranged on the second rack 20 in parallel along the conveying direction, a first shunting mechanism 22 arranged at one end of the second rack 20 and used for conveying products to the plurality of vacuumizing nitrogen injection devices 21 respectively, and a plurality of conveying and discharging mechanisms 23 connected with the plurality of vacuumizing nitrogen injection devices 21; the first shunting mechanism 22 shunts the products after the steel nails are pulled out one by one to each vacuumizing nitrogen injection device 21 on the vacuumizing nitrogen injection equipment 2, and the plurality of conveying and discharging mechanisms 23 are used for conveying and discharging the products after vacuumizing nitrogen injection to the automatic liquid supplementing equipment 3 for supplementing electrolyte.
The vacuum pumping nitrogen injection device 21 comprises a second transmission mechanism 210, a second jacking positioning mechanism 211 arranged in the middle of the second transmission mechanism 210, and a vacuum pumping nitrogen injection mechanism 212 arranged above the second jacking positioning mechanism 211; the second transmission mechanism 210 includes a second transmission frame 2101, a plurality of second transmission rollers 2102 disposed on the second transmission frame 2101, and a second transmission motor (not shown) for driving the plurality of second transmission rollers 2102 to rotate; the second jacking and positioning mechanism 211 comprises a second magazine jacking unit 2111, second cell positioning units 2112 arranged on two sides of the second magazine jacking unit 2111, and a liquid receiving unit arranged on the outer side of the second cell positioning unit 2112. The second jacking and positioning mechanism 211 jacks and positions the product after the steel nail is pulled out, and the vacuumizing and nitrogen injecting mechanism 212 vacuumizes the product after the steel nail is pulled out and injects nitrogen; specifically, the structure of the second cell positioning unit 2112 is similar to that of the first cell positioning unit 122, and will not be described in detail here. The structure that the liquid connects the material unit with first steel nail connects the material unit 123 is similar, annotates nitrogen gas after the evacuation, the liquid connects the material unit to stretch out to nitrogen mechanism 212 below is annotated in the evacuation for collect the electrolyte that the evacuation in-process probably was taken out, avoid electrolyte to fall on the product or electric core pull out the steel nail and annotate nitrogen fluid infusion line.
As another preferred embodiment of the present invention, a rubber plug pulling and helium injecting device 4, a safety valve installing device 5, and a safety valve press-fitting and blanking device 6 are further sequentially disposed downstream of the automatic liquid supplementing device 3. The loading and steel nail pulling equipment 1 loads a product, including a carrier and a lithium battery cell group arranged in the carrier, presses and holds a rubber plug on the lithium battery cell group, pulls out a steel nail, the vacuumizing and nitrogen injecting equipment 2 vacuumizes the lithium battery cell group with the steel nail removed and injects nitrogen, then an automatic liquid supplementing mechanism supplements electrolyte for the lithium battery cell group, the rubber plug on the lithium battery cell group is pulled out by the rubber plug pulling and helium injecting equipment 4 and injects helium, then a safety valve is manually installed at the safety valve installing equipment 5, and finally the safety valve is installed on the lithium battery cell group by the safety valve installing and blanking equipment 6 to complete safety valve installing of the lithium battery cell group; this electric core is pulled out steel nail and is annotated nitrogen fluid infusion line has realized that the automation of lithium cell electric core group is pulled out the steel nail, is vacuumized, is annotated nitrogen gas, is pulled out the plug, is annotated helium and safety valve installation.
The feeding and steel nail pulling equipment 1 comprises a first rack 10, a first transmission mechanism 11 arranged on the first rack 10, a first jacking positioning mechanism 12 arranged in the middle of the first transmission mechanism 11, and a rubber plug steel nail pulling mechanism 13 arranged above the first jacking positioning mechanism 12; the plug rubber pulling mechanism 13 comprises a first mounting plate 131 connected with the first frame 10 through a first connecting column 130, a plug pressing plate 132 arranged below the first mounting plate 131, a plug rubber cylinder 133 arranged on the plug pressing plate 132 and driving the plug rubber pressing plate 132 to lift, a first lifting plate 134 arranged below the first mounting plate 131, two steel pulling nail clamping jaws 135 arranged at the bottom of the first lifting plate 134 and capable of moving forward and backward along the first lifting plate 134, a first clamping jaw moving-forward cylinder 136 respectively driving the two steel pulling nail clamping jaws 135 to move forward and backward, and two steel pulling nail cylinders 137 arranged at two sides of the plug rubber pressing cylinder 133 and driving the first lifting plate 134 to lift; a through groove is formed in the middle of the first lifting plate 134, and the rubber plug pressing plate 132 is located in the through groove (not shown). The first jacking and positioning mechanism 12 jacks a product and positions the product, and then the rubber plug pressing and steel nail pulling mechanism 13 presses and holds a rubber plug and pulls out a steel nail; specifically, the rubber plug pressing cylinder 133 drives the rubber plug pressing plate 132 to descend to press and hold the rubber plug fixedly, the through groove is used for the steel nail to pass through, then the two first clamping jaw advancing and retreating cylinders 136 respectively drive the two steel nail pulling clamping jaws 135 to be mutually furled to clamp the steel nail, the two steel nail pulling cylinders 137 drive the first lifting plate 134 to rise, the steel nail is pulled out, the two steel nail pulling cylinders 137 synchronously act, the balance and stability of the pulling force for pulling the steel nail can be ensured, and the steel nail can be conveniently pulled out.
The first conveying mechanism 11 includes a first conveying frame 110, a plurality of first conveying rollers 111 disposed on the first conveying frame 110, and a first conveying motor (not shown) for driving the plurality of first conveying rollers 111 to rotate; the first jacking and positioning mechanism 12 includes a first magazine jacking unit 121, a first cell positioning unit 122 disposed on two sides of the first magazine jacking unit 121, and a first steel nail receiving unit 123 disposed on the outer side of the first cell positioning unit 122. First electric core positioning unit 122 is with the product jacking, first steel nail connects material unit 123 to be used for collecting the steel nail of pulling out, and it is convenient to collect.
The first magazine lifting unit 121 comprises a plurality of first lifting blocks 1211 arranged between the first transmission rollers 111, a first lifting cylinder (not labeled) for driving the plurality of first lifting blocks 1211 to lift, a first stop block 1212 arranged at an output end of the plurality of first lifting blocks 1211, and a first blocking cylinder 1213 for driving the first stop block 1212 to lift; the first cell positioning unit 122 includes two first vertical frames 1220 symmetrically disposed on two sides of the first transmission mechanism 11, a magazine clamping jaw 1221 and a cell clamping jaw 1222 respectively disposed on inner sides of the two first vertical frames 1220, a magazine positioning cylinder 1223 driving the magazine clamping jaw 1221 to advance and retreat, and a cell positioning cylinder 1224 driving the cell clamping jaw 1222 to advance and retreat, the magazine clamping jaw 1221 is located below the cell clamping jaw 1222, and a plurality of positioning grooves 1225 are disposed on inner sides of the cell clamping jaws 1222. The first blocking cylinder 1213 drives the first stop block 1212 to rise, after the product is blocked and positioned, the first lifting cylinder drives the plurality of first lifting blocks 1211 to rise, the magazine positioning cylinder 1223 drives the magazine clamping jaw 1221 to advance, so as to clamp and position the magazine, and then the electric core positioning cylinder 1224 drives the electric core clamping jaw 1222 to advance, so as to clamp and fix the electric core, so that the carrier and the lithium battery electric core assembly are firmly positioned, the steel nail can be conveniently pulled out after the positioning, and the product is not easy to shift in position during the pulling-out process; and the positioning grooves 1225 are respectively matched with the battery cores, so that the battery cores are respectively clamped and fixed conveniently.
The first steel nail receiving unit 123 comprises a first receiving mounting frame 1230, a first receiving groove 1231 arranged on the first receiving mounting frame 1230, and a first receiving cylinder 1232 for driving the first receiving groove 1231 to move forward and backward. When the rubber plug pulls out the back with the steel nail pulling out mechanism 13, first material receiving cylinder 1232 drive first material receiving groove 1231 gos forward, extremely pull out steel nail clamping jaw 135 below, then first clamping jaw advance and retreat cylinder 136 drive pull out steel nail clamping jaw 135 and open, put down the steel nail, the steel nail falls into automatically in the first material receiving groove 1231.
The second magazine lifting unit 2111 includes a second lifting plate 21111 disposed at the bottom of the second transmission roller 2102, a plurality of second lifting blocks 21112 disposed on the second lifting plate 21111, at least two lifting wheels 21113 disposed at the bottom of the second lifting plate 21111, a wedge block 21114 abutting against the at least two lifting wheels 21113, a second lifting cylinder 21115 driving the wedge block 21114 to advance and retreat, a second blocking block disposed at an output end of the plurality of second lifting blocks 21112, and a second blocking cylinder driving the second blocking block to lift, wherein the plurality of second lifting blocks 21112 are located between the second transmission rollers 2102; the second blocking cylinder drives the second blocking block to ascend to block and position a product, the second lifting cylinder 21115 drives the wedge-shaped block 21114 to advance, the wedge-shaped block 21114 drives the lifting wheel 21113 to ascend to drive the second lifting plate 21111 and the plurality of second lifting blocks 21112 to ascend to lift the product, and in the structure, the driving is stable, and the position of the product cannot be changed in the height direction in the processes of vacuumizing and nitrogen injection.
The vacuumizing nitrogen-injecting mechanism 212 comprises a second vacuumizing mounting plate 2121 connected with the second frame 20 through a second connecting column 2120, a vacuumizing cavity 2122 arranged below the second vacuumizing mounting plate 2121, a second vacuumizing lifting cylinder 2123 arranged on the second vacuumizing mounting plate 2121 and used for driving the vacuumizing cavity 2122 to lift, a plurality of electrolyte buffer cups 2124 arranged in the vacuumizing cavity 2122 and a first vacuum suction nozzle 2125 arranged at the bottom of each electrolyte buffer cup 2124, wherein the bottom of each electrolyte buffer cup 2124 is hermetically connected with the vacuumizing cavity 2122, the top of each electrolyte buffer cup 2124 is sealed, and an opening 2126 is formed in the side surface of the upper part of each electrolyte buffer cup 2124; the second vacuumizing lifting cylinder 2123 drives the vacuumizing cavity 2122 to descend, so that the first vacuum nozzles 2125 are respectively inserted into the corresponding steel nail holes after the steel nails are pulled out, the electric core is vacuumized by the first vacuum nozzles 2125, nitrogen is injected into the electric core through the first vacuum nozzles 2125 after vacuumizing, and the opening 2126 can prevent electrolyte in the electric core from being sprayed out from the opening 2126 on the side surface in the vacuumizing process; in the process of vacuum pumping, the vacuum pumping cavity 2122 is of a negative pressure vacuum structure, so that uniform and reliable vacuum pumping of each battery cell is ensured.
The structure of the liquid receiving unit is similar to that of the first steel nail receiving unit, and the liquid receiving unit comprises a second receiving mounting frame, a second receiving groove arranged on the second receiving mounting frame and a second receiving cylinder driving the second receiving groove to advance and retreat. Before the nitrogen injection starts or after the nitrogen injection is completed, the second material receiving groove of the liquid material receiving unit is located below the first vacuum suction nozzle 2125 and is used for collecting falling electrolyte and preventing the electrolyte from falling.
The automatic fluid infusion equipment 3 comprises a third rack 30, a plurality of fluid infusion devices 31 arranged on the third rack 30 and connected with the plurality of conveying and discharging mechanisms 23, and a second shunting mechanism 32 arranged at the output ends of the plurality of fluid infusion devices 31 and used for conveying products of the plurality of fluid infusion devices 31 to the rubber plug pulling and helium injecting equipment 4. The second shunting mechanism 32 is used for respectively transmitting a plurality of products subjected to liquid supplementing by the plurality of liquid supplementing devices 31 to the rubber plug pulling and helium injecting equipment 4 so as to pull out the rubber plugs and inject helium.
The structure of the third jacking positioning mechanism 312 is the same as that of the first jacking positioning mechanism 12 or the second jacking positioning mechanism 211. The jacking can be directly carried out through the jacking cylinder, and the jacking can also be carried out through the wedge-shaped block driven by the cylinder.
The liquid supplementing device 31 comprises a third transmission mechanism 311, a third jacking positioning mechanism 312 arranged in the middle of the third transmission mechanism 311, and a liquid supplementing mechanism 313 arranged above the third jacking positioning mechanism 312; the fluid infusion mechanism 313 includes a third fluid infusion mounting plate 3132 connected to the third frame 30 via a third connecting column 3131, a fluid infusion lifting plate 3133 disposed below the third fluid infusion mounting plate 3132, a fluid infusion lifting cylinder 3134 driving the fluid infusion lifting plate 3133 to move up and down, a plurality of fluid infusion cups 3135 disposed below the fluid infusion lifting plate 3133, a fluid injection cylinder 31351 disposed on the fluid infusion lifting plate 3133 driving the fluid injection cups 3135 to move up and down, a fluid injection nozzle 31350 disposed at the bottom of the fluid injection cup 3135, a fluid injection cup sealing rod 3136 connected to the top of the fluid injection cup 3135, a buffer spring 31361 sleeved on the fluid injection cup sealing rod 3136, a fluid inlet 3137 disposed at one side of the fluid injection cup 3135, a back suction prevention baffle 31371 disposed at the fluid inlet 3137, a plug 31362 disposed at the bottom of the fluid injection cup sealing rod 3136, a fluid infusion pump and a fluid infusion pump, A diaphragm valve 3138 disposed on one side of the fluid infusion lifting plate 3133 and connected to the fluid infusion cup 3135, a diaphragm valve lifting cylinder 31381 for driving the diaphragm valve 3138 to move up and down, and a diaphragm valve horizontal driving module 31382 for driving the diaphragm valve lifting cylinder 31381 to move left and right. The fluid infusion lifting cylinder 3134 drives the fluid infusion lifting plate 3133 to descend, so that if the infusion cup 3135 and the infusion nozzle 31350 descend, a plurality of infusion nozzles 31350 are inserted into the steel nail hole, the electric core is firstly vacuumized again, and after the vacuumization, the diaphragm valve 3138 controls the fluid infusion device 31 to be opened, electrolyte is injected into the electric core, and meanwhile, electrolyte dripping can be avoided; during the vacuum pumping process, the anti-suck-back baffle 31371 may prevent the electrolyte from flowing back from the liquid inlet 3137.
The plug pulling and helium injecting device 4 comprises a fourth rack 40, a fourth transmission mechanism 41 arranged on the fourth rack 40, a fourth jacking positioning mechanism 42 arranged in the middle of the fourth transmission mechanism 41, a plug pulling mechanism 43 arranged above the fourth jacking positioning mechanism 42, a plug receiving mechanism (not shown) arranged on one side of the plug pulling mechanism 43, a fifth transmission mechanism 45 connected with the fourth transmission mechanism 41, a fifth jacking positioning mechanism 46 arranged in the middle of the fifth transmission mechanism 45, a helium injecting mechanism 47 arranged above the fifth jacking positioning mechanism 46, a helium injecting mechanism 47 arranged on one side of the helium injecting mechanism 47 and a helium injecting mechanism 49 for transmitting a product of the plug pulling mechanism 43 to the helium injecting mechanism 47. The structure of the rubber plug receiving mechanism is similar to that of the first steel nailing receiving unit 123, and will not be described in detail here. After the fourth jacking positioning mechanism 42 positions the product, the plug pulling mechanism 43 pulls out the plug on the product, then the middle transmission mechanism 49 transmits the product with the plug pulled out to the fifth jacking positioning mechanism 46, and after the fifth jacking positioning mechanism 46 carries out jacking positioning on the product, the helium injecting mechanism 47 vacuumizes and injects helium into the product.
The plug pulling mechanism 43 comprises a fourth mounting plate 431 connected with the fourth rack 40 through a fourth connecting column 430, a plug pulling lifting plate 432 arranged below the fourth mounting plate 431, two plug pulling clamping jaws 433 arranged at the bottom of the plug pulling lifting plate 432 and capable of moving forward and backward along the plug pulling lifting plate 432, plug pulling forward and backward cylinders respectively driving the two plug pulling clamping jaws 433 to move forward and backward, and two plug pulling cylinders 434 arranged on the fourth mounting plate 431 and driving the plug pulling lifting plate 432 to lift, and the structure of the fourth jacking positioning mechanism 42 is the same as that of the first jacking positioning mechanism 12; the rubber plug pulling forward and backward cylinder drives the two rubber plug pulling clamping jaws 433 to be mutually folded, and after a rubber plug is clamped, the two rubber plug pulling cylinders 434 drive the rubber plug pulling lifting plate 432 to be lifted to pull out the rubber plug.
The helium injection mechanism 47 comprises a fifth mounting plate 471 connected with the fourth rack 40 through a fifth connecting column 470, a helium injection cavity 472 arranged below the fifth mounting plate 471, a helium injection lifting cylinder 473 arranged on the fifth mounting plate 471 and used for driving the helium injection cavity 472 to lift, a plurality of electrolyte buffer cups arranged in the helium injection cavity 472, and a second vacuum suction nozzle arranged at the bottom of the electrolyte buffer cups, wherein the bottom of each electrolyte buffer cup is hermetically connected with the helium injection cavity 472, and the second vacuum suction nozzle is made of a flexible material. The structure of the helium gas injection mechanism 47 is similar to that of the vacuum pumping nitrogen injection mechanism 212, only the second vacuum suction nozzle is different, and the second vacuum suction nozzle for the helium gas injection mechanism 47 is made of flexible materials, so that the tightness during the helium gas pumping and injection can be ensured.
The safety valve installing device 5 comprises a sixth rack 50, a sixth conveying mechanism 51 arranged on the sixth rack 50, a sixth blocking and positioning mechanism 52 arranged in the middle of the sixth conveying mechanism 51, at least two extending sleeves 53 arranged on the sixth rack 50 and a garbage can 54 arranged below the sixth conveying mechanism 51; the sixth conveying mechanism 51 conveys the product forwards, the sixth blocking and positioning mechanism 52 blocks and positions the product, and the operator stretches the safety valve device 5 from the two deep sleeves 53 with both hands to place the safety valve in the plug hole after the plug is pulled out.
The safety valve press-fitting and blanking device 6 comprises a seventh rack 60, a seventh transmission mechanism 61 arranged on the seventh rack 60, a seventh jacking positioning mechanism 62 arranged in the middle of the seventh transmission mechanism 61, and a safety valve press-fitting mechanism 63 arranged above the seventh jacking positioning mechanism 62; the structure of the seventh jacking positioning mechanism 62 is the same as that of the second jacking positioning mechanism 211; the safety valve press-fitting mechanism 63 includes a seventh mounting plate 631 connected to the seventh frame 60 through a seventh connecting column 630, a seventh lifting plate 632 disposed below the seventh mounting plate 631, a plurality of press-fitting press heads 633 disposed on the seventh lifting plate 632, a press-fitting buffer spring 634 sleeved on the press-fitting press heads 633, and a safety valve press-fitting cylinder 635 disposed at the top of the seventh mounting plate 631 and driving the seventh lifting plate 632 to lift. The structure of the seventh jacking positioning mechanism 62 is the same as that of the second jacking positioning mechanism 211, so that the stability and reliability of the safety valve during press mounting can be ensured; the safety valve press-fitting cylinder 635 drives the seventh lifting plate 632 to descend to drive the press-fitting press heads 633 to descend so as to press-fit the safety valve onto a product, and the press-fitting buffer spring 634 plays a role in buffering in the press-fitting process so as to prevent the cell from being damaged due to overlarge pressure.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above examples are only for illustrating the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a nitrogen infusion fluid infusion line is annotated to electric core steel nail of pulling out which characterized in that: comprises a feeding steel nail pulling device, a vacuumizing nitrogen injection device and an automatic liquid supplementing device which are arranged in sequence;
the vacuumizing nitrogen injection equipment comprises a second rack, a plurality of vacuumizing nitrogen injection devices arranged on the second rack in parallel along the transmission direction, a first shunting mechanism arranged at one end of the second rack and used for respectively transmitting products to the vacuumizing nitrogen injection devices, and a plurality of transmission discharging mechanisms connected with the vacuumizing nitrogen injection devices;
the vacuumizing nitrogen injection device comprises a second transmission mechanism, a second jacking positioning mechanism arranged in the middle of the second transmission mechanism, and a vacuumizing nitrogen injection mechanism arranged above the second jacking positioning mechanism; the second transmission mechanism comprises a second transmission rack, a plurality of second transmission rollers arranged on the second transmission rack and a second transmission motor for driving the second transmission rollers to rotate; the second jacking and positioning mechanism comprises a second material box jacking unit, second battery cell positioning units arranged on two sides of the second material box jacking unit and a liquid receiving unit arranged on the outer side of the second battery cell positioning units.
2. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 1, characterized in that: the feeding steel nail pulling equipment comprises a first rack, a first transmission mechanism arranged on the first rack, a first jacking positioning mechanism arranged in the middle of the first transmission mechanism, and a steel nail pulling mechanism arranged on a rubber plug above the first jacking positioning mechanism.
3. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 2, characterized in that: the rubber plug steel nail pulling mechanism comprises a first mounting plate connected with the first machine frame through a first connecting column, a rubber plug pressing plate arranged below the first mounting plate, a rubber plug pressing cylinder arranged on the rubber plug pressing plate and used for driving the rubber plug pressing plate to lift, a first lifting plate arranged below the first mounting plate, two steel nail pulling clamping jaws arranged at the bottom of the first lifting plate and capable of moving forward and backward along the first lifting plate, a first clamping jaw moving-forward cylinder used for respectively driving the two steel nail pulling clamping jaws to move forward and backward, and two steel nail pulling cylinders arranged on two sides of the rubber plug pressing cylinder and used for driving the first lifting plate to lift; the middle part of the first lifting plate is provided with a through groove, and the rubber plug pressing plate is positioned in the through groove.
4. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 2, characterized in that: the first transmission mechanism comprises a first transmission rack, a plurality of first transmission rollers arranged on the first transmission rack and a first transmission motor for driving the first transmission rollers to rotate; the first jacking positioning mechanism comprises a first material box jacking unit, first battery cell positioning units arranged on two sides of the first material box jacking unit and first steel nail receiving units arranged on the outer side of the first battery cell positioning units.
5. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 4, characterized in that: the first material box jacking unit comprises a plurality of first jacking blocks arranged between the first transmission rollers, a first jacking cylinder for driving the first jacking blocks to lift, a first stop block arranged at the output end of the first jacking blocks, and a first blocking cylinder for driving the first stop block to lift.
6. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 4, characterized in that: the first battery cell positioning unit comprises two first vertical frames symmetrically arranged at two sides of the first transmission mechanism, a magazine clamping jaw and a battery cell clamping jaw which are respectively arranged at the inner sides of the two first vertical frames, a magazine positioning cylinder for driving the magazine clamping jaw to advance and retreat and a battery cell positioning cylinder for driving the battery cell clamping jaw to advance and retreat, the magazine clamping jaw is positioned below the battery cell clamping jaw, and a plurality of positioning grooves are formed in the inner sides of the battery cell clamping jaws; the first steel nail receiving unit comprises a first receiving mounting frame, a first receiving groove formed in the first receiving mounting frame and a first receiving cylinder driving the first receiving groove to advance and retreat.
7. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 1, characterized in that: the second magazine jacking unit including set up in the second jacking board of second transmission roller bottom, set up in a plurality of second jacking pieces on the second jacking board, set up in at least two lifting wheels of second jacking board bottom, with at least two the wedge, the drive of lifting wheel butt the second lift cylinder of wedge advance and retreat, set up in a plurality of the second dog and the drive of second jacking piece output the second that the second dog goes up and down blocks the cylinder, a plurality of second jacking pieces are located between the second transmission roller.
8. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 4, characterized in that: the vacuumizing nitrogen-injecting mechanism comprises a second vacuumizing mounting plate connected with the second rack through a second connecting column, a vacuumizing cavity arranged below the second vacuumizing mounting plate, a second vacuumizing lifting cylinder arranged on the second vacuumizing mounting plate and used for driving the vacuumizing cavity to lift, a plurality of electrolyte caching cups arranged in the vacuumizing cavity and a first vacuum suction nozzle arranged at the bottom of each electrolyte caching cup, wherein the bottom of each electrolyte caching cup is hermetically connected with the vacuumizing cavity, the top of each electrolyte caching cup is sealed, and the side surface of the upper part of each electrolyte caching cup is provided with an opening; the structure of the second battery cell positioning unit is the same as that of the first battery cell positioning unit; the liquid receiving unit comprises a second receiving mounting frame, a second receiving groove arranged on the second receiving mounting frame and a second receiving cylinder driving the second receiving groove to advance and retreat.
9. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 4, characterized in that: the automatic liquid supplementing equipment comprises a third rack, a plurality of liquid supplementing devices and a second flow dividing mechanism, wherein the liquid supplementing devices are arranged on the third rack and connected with the plurality of conveying and discharging mechanisms, and the second flow dividing mechanism is arranged at the output ends of the liquid supplementing devices and is used for conveying products of the liquid supplementing devices to the downstream; the liquid supplementing device comprises a third transmission mechanism, a third jacking positioning mechanism arranged in the middle of the third transmission mechanism and a liquid supplementing mechanism arranged above the third jacking positioning mechanism; and the structure of the third jacking positioning mechanism is the same as that of the first jacking positioning mechanism or the second jacking positioning mechanism.
10. The cell steel nail pulling, nitrogen injecting and fluid supplementing line according to claim 9, characterized in that: the liquid supplementing mechanism comprises a third liquid supplementing mounting plate connected with the third frame through a third connecting column, a liquid supplementing lifting plate arranged below the third liquid supplementing mounting plate, a liquid supplementing lifting cylinder for driving the liquid supplementing lifting plate to lift, a plurality of liquid injecting cups arranged below the liquid supplementing lifting plate, liquid injecting nozzles arranged at the bottoms of the liquid injecting cups, and a liquid injecting cup sealing rod connected with the tops of the liquid injecting cups and communicated with the interiors of the liquid injecting cups, the cover is located annotate buffer spring on the liquid cup closed pole, set up in annotate the inlet of liquid cup one side, set up in inlet department prevent the suck-back baffle, set up in annotate the end cap of liquid cup closed pole bottom, set up in fluid infusion lifter plate one side with annotate diaphragm valve, the drive that the liquid cup links to each other diaphragm valve lift cylinder and drive the diaphragm valve horizontal drive module that moves about the diaphragm valve lift cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110715199.6A CN114243231A (en) | 2021-06-26 | 2021-06-26 | Nitrogen injection and liquid supplementation line for pulling steel nails of battery cores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110715199.6A CN114243231A (en) | 2021-06-26 | 2021-06-26 | Nitrogen injection and liquid supplementation line for pulling steel nails of battery cores |
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| Publication Number | Publication Date |
|---|---|
| CN114243231A true CN114243231A (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110715199.6A Pending CN114243231A (en) | 2021-06-26 | 2021-06-26 | Nitrogen injection and liquid supplementation line for pulling steel nails of battery cores |
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| CN (1) | CN114243231A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115207581A (en) * | 2022-09-19 | 2022-10-18 | 深圳市铂纳特斯自动化科技有限公司 | Full-automatic helium filling and nailing device for square lithium battery |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321350A (en) * | 2018-01-29 | 2018-07-24 | 深圳市东汇精密机电有限公司 | A kind of fluid injection implementation method of the full-automatic filling machine of lithium battery |
| CN212113911U (en) * | 2020-05-14 | 2020-12-08 | 苏州辉盛伟自动化设备有限公司 | Battery inflation production line |
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2021
- 2021-06-26 CN CN202110715199.6A patent/CN114243231A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321350A (en) * | 2018-01-29 | 2018-07-24 | 深圳市东汇精密机电有限公司 | A kind of fluid injection implementation method of the full-automatic filling machine of lithium battery |
| CN212113911U (en) * | 2020-05-14 | 2020-12-08 | 苏州辉盛伟自动化设备有限公司 | Battery inflation production line |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115207581A (en) * | 2022-09-19 | 2022-10-18 | 深圳市铂纳特斯自动化科技有限公司 | Full-automatic helium filling and nailing device for square lithium battery |
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