CN208000966U - Lithium battery pole slice hot-rolling pressure device - Google Patents
Lithium battery pole slice hot-rolling pressure device Download PDFInfo
- Publication number
- CN208000966U CN208000966U CN201820578550.5U CN201820578550U CN208000966U CN 208000966 U CN208000966 U CN 208000966U CN 201820578550 U CN201820578550 U CN 201820578550U CN 208000966 U CN208000966 U CN 208000966U
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- Prior art keywords
- hot
- steel rider
- lithium battery
- leader tape
- battery pole
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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
Abstract
The utility model discloses a kind of lithium battery pole slice hot-rolling pressure devices, feeding of roll squeezer mouth, discharge outlet are respectively equipped with lithium battery pole slice hot-rolling pressure device, lithium battery pole slice hot-rolling pressure device includes making pole piece be in the leader tape mechanism that serpentine is wrapped in hot steel rider using electrically heated hot steel rider group and for drawing pole piece, the leader tape mechanism of feeding of roll squeezer mouth side draws hot steel rider superior pole piece to feeding of roll squeezer mouth, the leader tape mechanism of roll squeezer discharge port side draws pole piece to hot steel rider, leader tape mechanism leader tape mode be it is following any one:A, independent leader tape mode;B, combine leader tape mode.The utility model can increase contact area, raising pole piece performance when pole piece is heated with hot steel rider.The utility model is suitable for lithium battery pole slice processing factory, in the rolling process in being made for lithium battery pole slice.
Description
Technical field
The utility model belongs to lithium battery manufacturing technology field, is related to lithium battery pole plate machining device, specifically
It is a kind of lithium battery pole slice hot-rolling pressure device.
Background technology
As what lithium battery was socially applied popularizes, user puts forward higher requirements the performance of battery pole piece, such as lithium
Battery energy density, capacity, service life etc..In the manufacture craft of lithium battery pole slice, including batch mixing, coating, roll-in, cutting
And the processes such as lug, the purpose of wherein roll-in is the thickness in order to make lithium battery active materials be combined product heavily fortified point matter further close with paillon
Uniformly.The chilling roller press used at present, since under room temperature state, roll and pole piece temperature are natural temperature, in roll-in
The aperture frame structure of lithium battery pole on piece active material is easy broken ring in journey, and battery performance is caused to reduce.
In order to improve pressing effect, the resistance of deformation of battery pole piece is reduced using hot-rolling pressure energy so that active matter on pole piece
The aperture frame structure of matter is not destroyed, and is conducive to the combination of active material and paillon.Hot-rolling pressure device in the prior art is mostly logical
The mode that oil heating is heated to roll indirectly is crossed, this mode of heating not only needs consuming longer time to add roll
Heat, and it is shorter to the heating time of pole piece and heating distance, and since pole piece heat dissipation capacity itself is big, be not enough to be effectively improved pole
Piece performance.
Utility model content
Existing in the prior art above insufficient to solve, the utility model is intended to provide a kind of lithium battery pole slice hot-rolling pressure
Device, to achieve the purpose that increase contact area, the raising pole piece performance when pole piece is heated with hot steel rider.
To achieve the above object, technical solution used by the utility model is as follows:A kind of lithium battery pole slice hot-rolling press fitting
It sets, feeding of roll squeezer mouth, discharge outlet are respectively equipped with lithium battery pole slice hot-rolling pressure device, and lithium battery pole slice hot-rolling pressure device includes
Pole piece is set to be wrapped in the leader tape mechanism of hot steel rider, also, roller in serpentine using electrically heated hot steel rider group and for drawing pole piece
The leader tape mechanism of press feed inlet side draws hot steel rider superior pole piece to feeding of roll squeezer mouth, and roll squeezer discharge port side is drawn
Band mechanism pole piece is drawn to hot steel rider, leader tape mechanism leader tape mode be it is following any one:
A, independent leader tape mode:Leader tape machine in feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device
It is mutually not attached between structure;
B, combine leader tape mode:Leader tape machine in feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device
It is connected with each other between structure.
As the improvement of the utility model, the leader tape mechanism includes for fixing the splicing bar of pole piece, fixed splicing bar
Conveying member and pass through conveying member connected Power Component and driven subassembly.
The hot steel rider both sides are equipped with three groups of driven subassemblies as a further improvement of the utility model,:Second group driven
Component is placed between the hot steel rider of hot steel rider group, first group of driven subassembly, second group of driven subassembly opposite with third group driven subassembly
The line of centres is symmetrically placed in hot steel rider group both sides.
The conveying member be chain, driven subassembly include the axis driven shaft parallel with hot steel rider axis and with it is driven
The driven sprocket that axis is connected by bearing, Power Component, which includes connected with actuator, axis is parallel with hot steel rider axis moves
Power axis and the power chain being connected by bearing with line shaft.
As the further improvement of the utility model, in the leader tape mechanism leader tape mode:A, independent leader tape mode:Roller
Chain in press feed inlet, discharge port both sides lithium battery pole slice hot-rolling pressure device between leader tape mechanism is mutually not attached to;B, combine
Leader tape mode:Pass through chain phase between leader tape mechanism in feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device
It connects.
Another kind as the utility model improves, and the lithium battery pole slice hot-rolling pressure device further includes the hot steel rider position of adjustment
The parallelism adjusting mechanism set.
As the improvement of the utility model, the parallelism adjusting mechanism include the front and back parallel adjustable plate being vertically arranged and
Horizontally disposed parallel adjustable plate up and down, on front and back parallel adjustable plate, upper and lower parallel adjustable plate respectively in the horizontal direction, vertical side
To being provided with the threaded hole for making screw pass through.
As the third improvement of the utility model, the hot steel rider center of the hot steel rider group is equipped with automatically controlled mandrel.
The hot steel rider is placed in by bearing fixation on the wallboard of roll squeezer as a further improvement of the utility model,
Automatically controlled mandrel is fixed on hot steel rider center by bearing.
As the further improvement of the utility model, the bearing is deep groove ball bearing and cylinder roller bearing.
Due to the adoption of the above technical solution, compared with prior art, acquired advantageous effect is the utility model:
Battery pole piece is wrapped in serpentine by leader tape mechanism and is used in electrically heated hot steel rider group by the utility model,
Realize that pole piece wraps up in the large area of hot steel rider attached, increases contact area when pole piece and hot steel rider heat, ensures the heating of pole piece
Time and heating effect increase compacted density, enhance the bonding force between active material and foil, reduce cracking phenomena and pole
The rebound of piece material after roll-in, can effectively improve pole piece performance;
The leader tape mechanism of the utility model can use one kind in two kinds of leader tape modes according to actual conditions:Independent leader tape side
Formula is limited for roll squeezer span, is used when cannot achieve joint threading mode;Joint threading mode pole piece enters positioned at roll squeezer
Without mutual disassembly, installation splicing bar when material mouth, discharge port, pole piece is directly transferred to by roll squeezer discharge outlet by chain
On hot steel rider, can effectively save process, improve working efficiency;
Power Component and driven subassembly in the leader tape mechanism of the utility model setting are all made of chain sprocket transmission, pass
Efficiency of movement is high, reliable operation;
The utility model setting parallelism adjusting mechanism, can by screw precession depth realize to above and below hot steel rider, it is front and back
The adjusting of position;
Side passes through between the hot steel rider of the utility model and the wallboard for being placed in roll squeezer, between automatically controlled mandrel and hot steel rider
Deep groove ball bearing is fixedly linked, and the other side is connected by cylinder roller bearing;After heating being made to expand using cylinder roller bearing
Hot steel rider moved freely in radial direction.
The utility model is suitable for lithium battery pole slice processing factory, in the rolling process in being made for lithium battery pole slice.
Description of the drawings
Below in conjunction with the accompanying drawings and specific embodiment is made further to be described in detail to the utility model.
Fig. 1 is the structural schematic diagram of the utility model embodiment;
Fig. 2 is the hot steel rider group structural schematic diagram of the utility model embodiment;
Fig. 3 is the parallelism adjusting mechanism structural schematic diagram of the utility model embodiment;
Fig. 4 is the driving component structural schematic diagram of the utility model embodiment;
Fig. 5 is the driven sprocket and driven shaft attachment structure schematic diagram of the utility model embodiment;
Fig. 6 is schematic layout pattern of the driven subassembly of the utility model embodiment on wallboard;
Fig. 7 is structural schematic diagram when the utility model embodiment uses independent leader tape mode;
Fig. 8 is structural schematic diagram when the utility model embodiment uses joint leader tape mode.
In figure:1, parallelism adjusting mechanism;2, leader tape mechanism;21, driven shaft;22, driven sprocket;23, handwheel;24, optical axis
Baffle ring;25, bearing;26, line shaft;27, splicing bar;28, power chain;3, hot steel rider group;4, slip ring;5, deep groove ball bearing;
6, cylinder roller bearing;7, lower hot steel rider;8, automatically controlled mandrel;9, upper hot steel rider;10, steel rider on roll squeezer;11, steel under roll squeezer
Roller;12, axis clamp spring;13, hot steel rider bearing block;14, wallboard;15, front and back parallel adjustable plate;16, upper and lower parallel adjustable plate;
17, chain.
Specific implementation mode
A kind of 1 lithium battery pole slice hot-rolling pressure device of embodiment
As shown in Figure 1, feeding of roll squeezer mouth, discharge outlet are respectively equipped with a lithium battery pole slice hot-rolling pressure device, lithium electricity
Pond pole piece hot-rolling pressure device may be disposed at the lower section of steel rider 10 on roll squeezer, or be placed in the top of steel rider 11 under roll squeezer.This reality
Apply the lower section that the lithium battery pole slice hot-rolling pressure device in example is all placed in steel rider 10 on roll squeezer.Two lithium battery pole slice hot-rolling press fittings
The front and rear sides for setting the steel rider 11 under roll squeezer respectively are symmetrical arranged along the roll squeezer steel rider line of centres, roll squeezer in the present embodiment
The front side of steel rider is feed inlet, and rear side is discharge port.
Lithium battery pole slice hot-rolling pressure device includes hot steel rider group 3, parallelism adjusting mechanism 1 and leader tape mechanism 2.
One, hot steel rider group 3
As shown in Fig. 2, hot steel rider group 3 includes automatically controlled mandrel 8, hot steel rider, hot steel rider bearing block 13 and wallboard 14.
Hot steel rider front and back can be arranged, also can be setting up and down.The present embodiment is two upper hot steel riders 9 setting up and down, lower heat
Steel rider 7, two hot steel riders center is on same vertical line and rotation direction is opposite.Upper hot steel rider 9, lower hot steel rider 7 are
It is driven.Hot steel rider is fixed on by bearing on hot steel rider bearing block 13, and bearing both sides are equipped with the axis limited to bearing and use
Clamp spring 12.The bearing that hot steel rider is connected with hot steel rider seat is:It is placed in that the deep groove ball bearing 5 of hot steel rider one end, to be placed in hot steel rider another
The cylinder roller bearing 6 of one end.Cylinder roller bearing 6 is axially elongated after hot steel rider heating can be made to expand, in this way, hot steel rider exists
The hot steel rider being free to move axially after can avoid to be heated is stuck.Hot steel rider bearing block 13, which is bolted on, to be vertically arranged
On rectangle wallboard 14, wallboard 14 is bolted on the column of roll squeezer.
Hot steel rider uses electromagnetic heating, and electric-heating-wire-heating can also be used.The hot steel rider of electromagnetic heating is used in the present embodiment.
It is equipped with the automatically controlled mandrel 8 heated to hot steel rider at upper hot steel rider 9, lower 7 center of hot steel rider.Automatically controlled mandrel 8 passes through with hot steel rider
Bearing connects, and the bearing that automatically controlled mandrel 8 is connected with hot steel rider is:It is placed in the deep groove ball bearing 5 of 8 one end of automatically controlled mandrel, is placed in electricity
Control the cylinder roller bearing 6 of 8 other end of mandrel.8 end of automatically controlled mandrel is equipped with the slip ring 4 being fixedly connected.
Two, parallelism adjusting mechanism 1
As shown in figure 3, parallelism adjusting mechanism 1 include the upper and lower parallel adjustable plate 16 connected with roll squeezer upstanding studs and with
Parallel adjustable plate 15 before and after upper and lower parallel adjustable plate 16 is bolted.Upper and lower parallel adjustable plate 16 is horizontally extending, preceding
Parallel adjustable plate 15 is along the vertical direction extension perpendicular to horizontal direction afterwards.The top surface of upper and lower parallel adjustable plate 16 can be with wallboard 14
Bottom surface or top surface be in contact, the side of front and back parallel adjustable plate 15 can be with the side phase away from roll squeezer steel rider farther out on wallboard 14
Contact.In this way, four parallelism adjusting mechanisms 1 can be arranged at the square position of wallboard 14.
It is equipped with the threaded hole for making screw pass through on upper and lower parallel adjustable plate 16 and front and back parallel adjustable plate 15, passes through screw
Precession depth it is adjustable be fixed on wallboard hot steel rider up and down, front and back position.
Three, leader tape mechanism 2
Leader tape mechanism 2 includes conveying member, splicing bar 27, driven subassembly and Power Component.
Power Component plays a part of to provide driving force to driven subassembly, and Power Component may include actuator and driving member.This
Using manpower driving, chain drive in embodiment.Certainly, other drivings and drive mechanism also can be used, such as motor driving, V belt translation
Etc. modes realize.As shown in figure 4, the Power Component in the present embodiment includes line shaft 26, power chain and handwheel 23.Handwheel
23 are mounted on by screw and plain cushion on line shaft 26, and the axis of line shaft 26 is parallel with hot steel rider axis.26 liang of line shaft
End is connected by bearing 25 with the parallelism adjusting mechanism 1 of lower part, is limited to bearing 25 by optical axis baffle ring 24.The two of line shaft 26
Side is separately installed with two power chains, power chain rotation direction and 11 rotation direction phase of steel rider under roll squeezer by flat key
Together.
Driven subassembly plays a part of to convey battery pole piece.V belt translation mode of movement can be used in driven subassembly.In the present embodiment
Using chaindriven mode of movement, as shown in figure 5, driven subassembly includes driven shaft 21 and driven sprocket 22.Driven shaft 21
Axis is parallel with the axis of hot steel rider, and the both ends of driven shaft 21 are all connected by bearing 25 with driven sprocket 22, bearing 25 1
Side is positioned by the shaft shoulder of driven shaft 21, and the other side is positioned by axis clamp spring 12.Driven sprocket 22 is secured by bolts in heat
On the wallboard 14 of steel rider group 3 and 1 on parallelism adjusting mechanism.
Layout of the driven subassembly on wallboard 14 is as follows:Hot steel rider both sides are equipped with three groups of driven subassemblies:Second group driven group
Part is placed between the hot steel rider of hot steel rider group, in first group of driven subassembly, second group of driven subassembly opposite with third group driven subassembly
Heart line is symmetrically placed in hot steel rider group both sides.
When hot steel rider is setting up and down, layout of the driven subassembly on wallboard 14 is as shown in fig. 6, the hot steel of 14 upper edge of wallboard
The line of roller center is arranged with three groups of driven subassemblies, and every group sets that there are two about symmetrically driven group of the hot steel rider line of centres
Part.Second group of driven sprocket component is placed between hot steel rider 9, lower hot steel rider 7, makes pole piece by upper hot steel rider 9, lower hot steel rider 7
Between pass through;First group of driven subassembly, second group of driven subassembly line of centres opposite with third group driven subassembly is symmetrically placed in upper heat
9 top of steel rider, 7 lower section of lower hot steel rider, first group of driven subassembly make pole piece be wrapped on hot steel rider 9, third group driven subassembly
Pole piece is set to be wrapped on lower hot steel rider 7.It also is provided with driven subassembly on parallelism adjusting mechanism 1 so that be fixed on wallboard 14
Driven subassembly and driven subassembly on parallelism adjusting mechanism 1, driving component can be connected through conveying member.So that pole piece is not only with S
Shape is wrapped on hot steel rider, moreover, the leader tape mechanism 2 of feeding of roll squeezer mouth side can draw the pole piece on hot steel rider to roll-in
The leader tape mechanism 2 of machine inlet, roll squeezer discharge port side can draw pole piece to hot steel rider.
Conveying member in leader tape mechanism 2 uses the unilateral bent plate chain 17 of industry, and splicing is fixed at the unilateral bent plate of chain 17
Bar 27, battery pole piece are fixed in splicing bar 27.The hot steel rider of front and back setting, pole piece are wrapped in the S to be rotated by 90 ° on hot steel rider
Shape;Hot steel rider setting up and down, pole piece are wrapped on hot steel rider the S-shaped for being 180 ° of positive S-shaped or rotation.In the present embodiment, pole piece
It is wrapped on hot steel rider with 180 ° of S-shaped of rotation.The leader tape mode of leader tape mechanism 2 be it is following any one:
A, independent leader tape mode
A chain 17, two chains are respectively set in feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device
It is mutually not attached between 17;
B, combine leader tape mode
Leader tape mechanism 2 in feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device passes through same root chain
17 Shi Liangge leader tapes mechanism 2 of item is connected with each other.
When using the present embodiment using independent leader tape mode:
As shown in fig. 7, battery pole piece is fixed in splicing bar 27, by 23 rotational power sprocket wheel 28 of handwheel, pole piece is first
First on first group of driven subassembly, after wrapping hot steel rider 9;It drives on second group of driven subassembly, is rotated further handwheel
23, make pole piece by third group driven subassembly, hot steel rider 7 under package is in rotation with this after passing through among upper and lower two hot steel riders
Turn 180 ° of S-shaped to be wrapped on hot steel rider.After be passed up to feeding of roll squeezer mouth side, by manually removing with pole
The splicing bar 27 of piece, pole piece pacify the splicing bar 27 with pole piece after steel rider above and below roll squeezer is transferred to roll squeezer discharge port
It is attached in the lithium battery pole slice hot-rolling pressure device leader tape mechanism 2 of roll squeezer discharge port side, then passes sequentially through first group driven group
Part, second group of driven subassembly, third group driven subassembly lead to pole piece on the outside of lithium battery pole slice hot-rolling pressure device, finally by people
Work removes the pole piece of roll-in completion manually.This mode is chiefly used in roll squeezer span and is limited, and can not use makes when joint threading mode
With.
When using the present embodiment using joint leader tape mode:
As shown in figure 8, unlike independent threading mode, in 23 rotational power sprocket wheel 28 of handwheel, pole piece completes roller
On the lithium battery pole slice hot-rolling pressure device of press feed inlet side after the S types package of hot 180 ° of steel rider rotation, need not manually it remove
Splicing bar 27, but continued to drive on the hot steel rider of the lithium battery pole slice hot-rolling pressure device of discharge port side by chain 17, directly
To the outside for the lithium battery pole slice hot-rolling pressure device that pole piece is sent to discharge port side, by manually removing roll-in completion
Thus pole piece completes entire leader tape process.
Claims (10)
1. a kind of lithium battery pole slice hot-rolling pressure device, feeding of roll squeezer mouth, discharge outlet are respectively equipped with lithium battery pole slice hot-rolling pressure
Device, it is characterised in that:Lithium battery pole slice hot-rolling pressure device includes making using electrically heated hot steel rider group and for drawing pole piece
Pole piece is wrapped in the leader tape mechanism of hot steel rider in serpentine, also, the leader tape mechanism of feeding of roll squeezer mouth side is by pole on hot steel rider
Piece is drawn to feeding of roll squeezer mouth, and the leader tape mechanism of roll squeezer discharge port side draws pole piece to hot steel rider, leader tape mechanism
Leader tape mode be it is following any one:
A, independent leader tape mode:Leader tape mechanism in feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device it
Between be mutually not attached to;
B, combine leader tape mode:Leader tape mechanism in feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device it
Between be connected with each other.
2. lithium battery pole slice hot-rolling pressure device according to claim 1, it is characterised in that:The leader tape mechanism includes being used for
It fixes the splicing bar of pole piece, the conveying member of fixed splicing bar and passes through Power Component and driven subassembly that conveying member is connected.
3. lithium battery pole slice hot-rolling pressure device according to claim 2, it is characterised in that:The hot steel rider both sides are equipped with three
Group driven subassembly:Second group of driven subassembly is placed between the hot steel rider of hot steel rider group, and first group of driven subassembly and third group are driven
With respect to second group driven subassembly of component is symmetrically placed in hot steel rider group both sides.
4. lithium battery pole slice hot-rolling pressure device according to claim 2 or 3, it is characterised in that:The conveying member is chain,
Driven subassembly includes the axis driven shaft parallel with hot steel rider axis and the driven sprocket that is connected by bearing with driven shaft,
Power Component includes line shaft connected with actuator, that axis is parallel with hot steel rider axis and passes through bearing phase with line shaft
Power chain even.
5. lithium battery pole slice hot-rolling pressure device according to claim 4, it is characterised in that:The leader tape mechanism leader tape mode
In:
A, independent leader tape mode:In feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device between leader tape mechanism
Chain be mutually not attached to;
B, combine leader tape mode:In feeding of roll squeezer mouth, discharge port both sides lithium battery pole slice hot-rolling pressure device between leader tape mechanism
It is connected with each other by chain.
6. lithium battery pole slice hot-rolling pressure device according to claim 1, it is characterised in that:The lithium battery pole slice hot-rolling pressure
Device further includes the parallelism adjusting mechanism for adjusting hot steel rider position.
7. lithium battery pole slice hot-rolling pressure device according to claim 6, it is characterised in that:The parallelism adjusting mechanism includes
The front and back parallel adjustable plate that is vertically arranged and horizontally disposed parallel adjustable plate up and down, it is front and back parallel adjustable plate, upper and lower parallel
On adjustable plate respectively in the horizontal direction, vertical direction be provided with the threaded hole for making screw pass through.
8. lithium battery pole slice hot-rolling pressure device according to claim 1, it is characterised in that:The hot steel rider of the hot steel rider group
Center is equipped with automatically controlled mandrel.
9. lithium battery pole slice hot-rolling pressure device according to claim 8, it is characterised in that:The hot steel rider is solid by bearing
For fixation on the wallboard of roll squeezer, automatically controlled mandrel is fixed on hot steel rider center by bearing.
10. lithium battery pole slice hot-rolling pressure device according to claim 9, it is characterised in that:The bearing is deep-groove ball
Bearing and cylinder roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820578550.5U CN208000966U (en) | 2018-04-23 | 2018-04-23 | Lithium battery pole slice hot-rolling pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820578550.5U CN208000966U (en) | 2018-04-23 | 2018-04-23 | Lithium battery pole slice hot-rolling pressure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208000966U true CN208000966U (en) | 2018-10-23 |
Family
ID=63840448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820578550.5U Active CN208000966U (en) | 2018-04-23 | 2018-04-23 | Lithium battery pole slice hot-rolling pressure device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208000966U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539126A (en) * | 2018-04-23 | 2018-09-14 | 邢台海裕锂能电池设备有限公司 | Lithium battery pole slice hot-rolling pressure device |
-
2018
- 2018-04-23 CN CN201820578550.5U patent/CN208000966U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539126A (en) * | 2018-04-23 | 2018-09-14 | 邢台海裕锂能电池设备有限公司 | Lithium battery pole slice hot-rolling pressure device |
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