CN208690385U - Rolling device - Google Patents
Rolling device Download PDFInfo
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- CN208690385U CN208690385U CN201821458614.4U CN201821458614U CN208690385U CN 208690385 U CN208690385 U CN 208690385U CN 201821458614 U CN201821458614 U CN 201821458614U CN 208690385 U CN208690385 U CN 208690385U
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- pressure roller
- band
- roller
- rolling device
- roll
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a kind of rolling device, is used for roll-in band and including unreeling structure, roller press mechanism and rolling-up mechanism.Unreeling structure is for being arranged band, and rolling-up mechanism is for drawing band across roller press mechanism and winding band.Roller press mechanism includes the first pressure roller and the second pressure roller being oppositely arranged, and band is configured as passing through between the first pressure roller and the second pressure roller and by roll-in.Rolling device further includes drawing mechanism, is set to the upstream and/or downstream of roller press mechanism.Drawing mechanism includes multiple stretching assemblies, and the multiple stretching assembly is set gradually along the tape transport direction of band.Each stretching assembly includes the third pressure roller and the 4th pressure roller being oppositely arranged, and third pressure roller includes roll body and the protrusion for being looped around roll body periphery；Band is configured as passing through between third pressure roller and the 4th pressure roller and the roll-in by protrusion and the 4th pressure roller.Along the tape transport direction of band, the linear velocity of the roll surface of the 4th pressure roller of the multiple stretching assembly is configured as being sequentially increased.
Description
Technical field
The utility model relates to field of material processing more particularly to a kind of rolling devices.
Background technique
Instantly, requirement of major depot to batteries of electric automobile is higher and higher, it is important that it wherein is exactly battery energy
Metric density, battery energy density is bigger, and battery capacity is bigger under identical weight, and the mileage that automobile single charge can travel also can
It increase accordingly.
In the production process of battery pole piece, it usually needs roll-in is carried out to pole piece, to improve the compacted density of pole piece, into
And improve the energy density of battery.Referring to Fig.1, existing pole piece (one kind of band S) includes substrate S1 and is arranged in substrate S1
On coating S2, substrate S1 have expose blank area S11 and coated S2 covering coating area S12.But in roll-in pole
During piece, the blank area S11 of substrate S1 is not under pressure, and would not also extend, and the coating area S12 of substrate S1 then can
Calendering elongation is generated, therefore causes the elongation percentage of substrate S1 different zones different, the blank area S11 of substrate S1 is easy to crumple, and
The winding that will cause pole piece is uneven.
Utility model content
In view of the problems in the background art, the purpose of this utility model is to provide a kind of rolling devices, can change
The consistency that kind substrate extends, avoids the blank area of substrate from crumpling.
To achieve the goals above, the utility model provides a kind of rolling device, is used for roll-in band and including putting
Roll up mechanism, roller press mechanism and rolling-up mechanism.Unreeling structure is for being arranged band, and rolling-up mechanism is for drawing band across roll-in
Mechanism simultaneously winds band.Roller press mechanism includes the first pressure roller and the second pressure roller being oppositely arranged, and band is configured as from first
It is passed through between pressure roller and the second pressure roller and by roll-in.Rolling device further includes drawing mechanism, is set to the upstream of roller press mechanism
The downstream and/or.Drawing mechanism includes multiple stretching assemblies, and the multiple stretching assembly is set gradually along the tape transport direction of band.
Each stretching assembly includes the third pressure roller and the 4th pressure roller being oppositely arranged, and third pressure roller includes roll body and is looped around roll body periphery
Protrusion；Band is configured as passing through between third pressure roller and the 4th pressure roller and the roll-in by protrusion and the 4th pressure roller.Along band
The linear velocity in the tape transport direction of material, the roll surface of the 4th pressure roller of the multiple stretching assembly is configured as being sequentially increased.
The protrusion of third pressure roller is that multiple and axially spaced-aparts along roll body is arranged.
Each protrusion includes pressure ring, is rotationally connected with roll body.Protrusion further includes bearing, connects roll body and pressure ring.Pressure ring
Material is elastic material.
Band includes substrate and coating, and substrate includes blank area and the coating area being covered by the coating, blank area and coating
Area is transversely arranged alternately；Protrusion is configured as the blank area of roll-in substrate, and the height of the prominent roll body of protrusion is greater than coating
Thickness.
Each stretching assembly further includes the first driver and the second driver, and the first driver is connected with the 4th pressure roller and can
The 4th pressure roller is driven to rotate, the second driver is connected to roll body and the 4th pressure roller and can drive roll body and the opposite shifting of the 4th pressure roller
It is dynamic.
The rolling device further includes two speed adjusting gears, a speed adjusting gear be set to rolling-up mechanism and drawing mechanism it
Between, another speed adjusting gear is set between unreeling structure and roller press mechanism；
Each speed adjusting gear includes the 5th pressure roller and the 6th pressure roller, and band is configured as between the 5th pressure roller and the 6th pressure roller
It passes through, the 6th pressure roller is resilient roller.
The rolling device further includes governing mechanism of tension, is set between speed adjusting gear and drawing mechanism.
The rolling device further includes control mechanism, is configured as elongation percentage and feedback of the detection band in drawing mechanism
Control the revolving speed of the 4th pressure roller.
The beneficial effects of the utility model are as follows: when band passes through between the first pressure roller and the second pressure roller, coating is pressed
It is thin, to improve the density of coating；Meanwhile the coating area of substrate is pressurized and extends.When band enters drawing mechanism, the sky of substrate
There are speed differences between two neighboring stretching assembly in white area, so blank area stress can stretch under the action of speed difference.This reality
With novel rolling device by the nipping process of roller press mechanism and the drawing process of drawing mechanism, substrate entirety can be made
Elongation percentage is consistent or close, so that the blank area of substrate be avoided to crumple or tilt.
Detailed description of the invention
Fig. 1 is the schematic diagram of band.
Fig. 2 is the schematic diagram according to the rolling device of the utility model.
Fig. 3 is schematic diagram of the band in drawing mechanism.
Fig. 4 is the schematic diagram according to the stretching assembly of the utility model.
Fig. 5 is the cross-section diagram according to the third pressure roller of the utility model.
Wherein, the reference numerals are as follows:
The 4th pressure roller of 1 unreeling structure 412
2 roller press mechanism, 413 first driver
21 first pressure roller, 414 second driver
22 second pressure roller, 5 speed adjusting gear
The 5th pressure roller of 3 rolling-up mechanism 51
The 6th pressure roller of 4 drawing mechanism 52
41 stretching assembly, 6 governing mechanism of tension
411 third pressure roller S bands
4111 roll body S1 substrates
4112 blank areas protrusion S11
41121 coating areas pressure ring S12
41122 bearing S2 coatings
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, and
It is not used in restriction the application.
In the description of the present application unless specifically defined or limited otherwise, term " first ", " second ", " third " are only
For descriptive purposes, it is not understood to indicate or imply relative importance；Term " multiple " refers to two or more；
Unless otherwise prescribed or illustrate, term " connection ", " fixation " etc. shall be understood in a broad sense, for example, " connection " can be fixed company
It connects, may be a detachable connection, or be integrally connected, or electrical connection；" connection " can be directly connected, can also be in
Between medium be indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in application.
In the description of this specification, it is to be understood that the nouns of locality such as "upper", "lower" described in the embodiment of the present application are
With angle shown in the drawings come what is be described, the restriction to the embodiment of the present application should not be construed as.In addition, within a context,
It is also to be appreciated that can not only directly connect when mentioning an element and being connected to another element "upper" or "lower"
Connect another element "upper" perhaps "lower" can also be indirectly coupled to by intermediary element another element "upper" or
"lower".The application is described in further detail below by specific embodiment and in conjunction with attached drawing.
The rolling device of the utility model is used for roll-in band S.Specifically, referring to Fig.1, band S includes substrate S1 and painting
Layer S2, substrate S1 include the coating area S12, blank area S11 and coating area S12 of blank area S11 and coated S2 covering along cross
To being arranged alternately.Band S can be the pole piece of battery, and substrate S1 can be metal foil, and coating S2 may include active material (such as cobalt
Sour lithium etc.).
Referring to Fig. 2, rolling device includes unreeling structure 1, roller press mechanism 2, rolling-up mechanism 3 and drawing mechanism 4.
Unreeling structure 1 is for being arranged band S.Specifically, unreeling structure 1 may include let off roll, when needing roll-in band S
When, band S can be arranged onto let off roll.
Rolling-up mechanism 3 is for drawing band S across roller press mechanism 2 and winding band S.Rolling-up mechanism 3 may include wind-up roll,
Wind-up roll is drive roll.
Roller press mechanism 2 includes the first pressure roller 21 and the second pressure roller 22 being oppositely arranged, and band S is configured as from the first pressure
It is passed through between roller 21 and the second pressure roller 22 and by roll-in.Wherein, the first pressure roller 21 and the second pressure roller 22 are isometrical roller, work as band
When material S is passed through between the first pressure roller 21 and the second pressure roller 22, the first pressure roller 21 and 22 roll coated area S12 of the second pressure roller and painting
Layer S2.
Drawing mechanism 4 may be disposed at 2 downstream of roller press mechanism, and the band S on unreeling structure 1 is sequentially passing through roller press mechanism 2
With winding after drawing mechanism 4 in rolling-up mechanism 3.Alternatively, drawing mechanism 4 may also set up in the upstream of roller press mechanism 2, or
Person, drawing mechanism 4 are two groups and are respectively arranged at the upstream and downstream of roller press mechanism 2.
Referring to Fig. 3 and Fig. 4, drawing mechanism 4 includes multiple stretching assemblies 41, and the multiple stretching assembly 41 is along band S's
Tape transport direction is set gradually.For example, stretching assembly 41 can be three.
Each stretching assembly 41 includes the third pressure roller 411 and the 4th pressure roller 412 being oppositely arranged, and third pressure roller 411 includes roller
Body 4111 and the protrusion 4112 for being looped around 4111 periphery of roll body.Band S is configured as from third pressure roller 411 and the 4th pressure roller 412
Between pass through and the roll-in by protrusion 4112 and the 4th pressure roller 412.Specifically, when band S is pressed from third pressure roller 411 and the 4th
When passing through between roller 412, protrusion 4112 should be made opposite with the blank area S11 of band S, so that protrusion 4112 and the 4th pressure roller 412
The blank area S11 of roll-in band S；Meanwhile roll body 4111 and the 4th pressure roller 412 do not press to coating S2.
Along the tape transport direction of band S, the linear velocity of the roll surface of the 4th pressure roller 412 of the multiple stretching assembly 41 is configured
To be sequentially increased.During the tape transport of band S, should ensure that the 4th pressure roller 412 roll surface and blank area S11 be in close contact and
It is non-slip, so, the linear velocity of the roll surface of the 4th pressure roller 412 is the tape running speed of blank area S11.And due to 4111 He of roll body
4th pressure roller 412 does not press to coating S2, so the 4th pressure roller 412 will not influence the tape running speed of coating S2 and coating area S12.
When band S is passed through between the first pressure roller 21 and the second pressure roller 22, coating S2 is ironed, to improve coating S2
Density；Meanwhile the coating area S12 of substrate S1 is pressurized and extends.
When band S enters drawing mechanism 4, the blank area S11 stress of substrate S1 is stretched.Specifically, referring to Fig. 3, work as base
When material S1 enters first stretching assembly 41, the speed of blank area S11 is V1, wherein V1It is the 4th of first stretching assembly 41 the
The linear velocity of the roll surface of pressure roller 412；When substrate S1 enters second stretching assembly 41, the speed of blank area S11 is V2, V2For
The linear velocity of the roll surface of 4th pressure roller 412 of second stretching assembly 41；Due to V2>V1, so blank area S11 can be in speed difference
Under the action of extend.Similarly, when substrate S1 enters third stretching assembly 41, the speed of blank area S11 is V3, V3It is
The linear velocity of the roll surface of 4th pressure roller 412 of three stretching assemblies 41；Due to V3>V2, blank area S11 will receive tangential tension work
With so blank area S11 can be stretched under the action of speed difference.
In rolling device according to the present utility model, the first pressure roller 21 and the second pressure roller 22 are capable of covering for roll-in substrate S1
Cover region S12, and multiple stretching assemblies 41 of drawing mechanism 4 can stretch the blank area S11 of substrate S1 using speed difference, therefore,
By the nipping process of roller press mechanism 2 and the drawing process of drawing mechanism 4, the elongation percentage of substrate S1 entirety can be made consistent or
It is close, so that the blank area S11 of substrate S1 be avoided to crumple or tilt.
The elongation percentage of blank area S11 by leave drawing mechanism 4 and enter drawing mechanism 4 when speed difference determine (for example,
V3-V1), so the rolling device of the utility model can guarantee that blank area S11 is extended with permanent elongation percentage；When blank area, S11 reaches
After the elongation percentage of target, blank area S11 not will receive the continuous action of tangential tension, therefore, even if blank area S11 was extending
Occur defect in journey, intolerable degradation will not occur, and then prevents disconnected band.
The quantity of stretching assembly 41 is preferably three or three or more, in this way can be by the drawing process of blank area S11 point
For multistage, reduce the tension in each drawing process, stress is avoided to concentrate, blank area S11 is prevented to be broken.
In the production process of battery pole piece, multiple coating S2 would generally be coated in order to improve the production efficiency, on substrate S1.
Referring to Fig.1, the blank area S11 of substrate S1 can be multiple.Therefore, in order to stretching multiple blank area S11, third pressure roller simultaneously
411 protrusion 4112 is multiple and arranges along the axially spaced-apart of roll body 4111.The cross for being axially parallel to substrate S1 of roll body 4111
To the quantity of protrusion 4112 is preferably equal to the quantity of blank area S11.When band S from third pressure roller 411 and the 4th pressure roller 412 it
Between when passing through, the corresponding blank area S11 of each 4112 roll-in of protrusion.
Referring to Fig. 4, the height of the prominent roll body 4111 of protrusion 4112 is greater than thickness (the i.e. two sides the substrate S1 coating S2 of coating S2
Thickness and).When band S is passed through between third pressure roller 411 and the 4th pressure roller 412, coating S2 stress should be avoided, and when prominent
When the height of the prominent roll body 4111 in portion 4112 is greater than the thickness of coating S2, that is, it can avoid 412 roll-in of roll body 4111 and the 4th pressure roller
Coating S2.Preferably, third pressure roller 411 and the 4th about 412 pressure roller arrangement, the 4th pressure roller 412 support coating S2 from downside, keep away
Exempt from coating S2 to collapse.And there are lesser gaps between the roll body 4111 and coating S2 of third pressure roller 411, to avoid coating S2
By roll-in；The gap can be 0.5mm~5mm, since gap is smaller, so roll body 4111 can limit the vibration of coating S2
It is dynamic, avoid blank area S11 from crumpling.
4th pressure roller 412 can be isometrical stainless steel riders, and stainless steel riders precision is high, wear-resistant, can be accurately by angular speed
Linear velocity is converted to, that is, is accurately controlled the tape running speed of blank area S11.
Referring to Fig. 4 and Fig. 5, each protrusion 4112 includes pressure ring 41121, is rotationally connected with roll body 4111.Pressure ring 41121 is
Driven member rotates under the drive of blank area S11.The pressure ring 41121 of the multiple protrusion 4112 is relatively independent.Pressure ring 41121
It will appear abrasion after long-time service, cause the outer diameter of each pressure ring 41121 different；If all pressure rings 41121 and roll body 4111
It is fixedly connected, then the linear velocity of the circumferential surface of multiple pressure rings 41121 will appear difference under similarly angular speed, leads to pressure ring
41121 slide relative to blank area S11.And in this application, pressure ring 41121 is rotationally connected with roll body 4111, multiple pressure rings
41121 angular speed is mutually indepedent, so even if pressure ring 41121 is worn, it is also ensured that multiple 41121 linear velocities of pressure ring
Consistency, avoid pressure ring 41121 relative to blank area S11 slide.
Protrusion 4112 further includes bearing 41122, connects roll body 4111 and pressure ring 41121.To with the band S of different size,
Spacing between two neighboring blank area S11 is not also identical；When the specification of band S changes, thus it is possible to vary bearing 41122 is in roller
Position on body 4111, so that the position of pressure ring 41121 is corresponding with the position of blank area S11.Therefore, the rolling device of the application
Versatility with higher.
The material of pressure ring 41121 is great friction coefficient, wear-resisting elastic material, such as silica gel.Pressure ring 41121 is in roll-in sky
Flexible deformation occurs when the S11 of white area, guarantees that pressure ring 41121 can avoid pressure ring 41121 relative to blank area with close contact
S11 sliding.In addition, it is necessary to explanation, what the stretching of blank area S11 utilized is speed difference, rather than pressure ring 41121 and the 4th
Roller pressure between pressure roller 412, so also can be realized the stretching of blank area S11 even if pressure ring 41121 deforms.
Referring to Fig. 4, each stretching assembly 41 further includes the first driver 413 and the second driver 414, the first driver 413
It is connected with the 4th pressure roller 412 and the 4th pressure roller 412 can be driven to rotate, the second driver 414 is connected to roll body 4111 and the 4th
Pressure roller 412 simultaneously can drive roll body 4111 and the 4th pressure roller 412 to relatively move.First driver 413 can be servo motor, servo
Motor can control the revolving speed of the 4th pressure roller 412, and then be accurately controlled the tape running speed of blank area S11.Second driver 414
It can be pressure cylinder, cylinder can synchronize driving third pressure roller 411 and the 4th pressure roller 412, to control pressure ring 41121 and the 4th pressure
Roller pressure between roller 412.
The rolling device further includes two speed adjusting gears 5, and a speed adjusting gear 5 is set to rolling-up mechanism 3 and stretching-machine
Between structure 4, another speed adjusting gear 5 is set between unreeling structure 1 and roller press mechanism 2.Each speed adjusting gear 5 includes the 5th pressure roller
51 and the 6th pressure roller 52, band S be configured as passing through between the 5th pressure roller 51 and the 6th pressure roller 52, the 6th pressure roller 52 is elasticity
Roller.
5th pressure roller 51 and the 6th pressure roller 52 are isometrical roller, and the 5th pressure roller 51 is drive roll, and the 6th pressure roller 52 is driven
Roller.When band S between the 5th pressure roller 51 and the 6th pressure roller 52 pass through when, 52 roll-in coating of the 5th pressure roller 51 and the 6th pressure roller
S2.By adjusting the revolving speed of the 5th pressure roller 51, it can be accurately controlled the tape running speed of band S, guarantee band S with constant speed
(such as V1) tape transport (certainly, in drawing mechanism 4, the tape running speed of blank area S11 can change), avoid band S from accumulating fold.
Since the 6th pressure roller 52 is resilient roller, the flexible deformation in roll-in band S, so the 5th pressure roller 51 and the 6th pressure roller 52 will not press
Prolong band S.
The rolling device further includes governing mechanism of tension 6, is set between speed adjusting gear 5 and drawing mechanism 4.Tension tune
Saving mechanism 6 may include tension detection sensor and dance roller, and the tension of tension detection sensor real-time detection band S is simultaneously anti-
Feedback control dance roller guarantees band with identical tension tape transport to adjust the tension of band S.Certainly, unreeling structure 1 and roll-in
It may also set up governing mechanism of tension 6 between structure 2.
The rolling device further includes control mechanism (not shown), is configured as detection band S prolonging in drawing mechanism 4
Stretch the revolving speed of rate and the 4th pressure roller 412 of feedback control.Control mechanism includes detection module and processing module, and detection module is examined in real time
Survey the tape running speed of blank area S11, the data of processing module acquisition testing module and the elongation percentage for calculating blank area S11；Such as
The elongation percentage that fruit obtains is met the requirements, then keeps the revolving speed of the 4th pressure roller 412；If there is deviation, feedback control in elongation percentage
The revolving speed of 4th pressure roller 412, to adjust the elongation percentage of blank area S11 in real time.
Claims (10)
1. a kind of rolling device is used for roll-in band (S), including unreeling structure (1), roller press mechanism (2) and rolling-up mechanism
(3)；
Unreeling structure (1) is for being arranged band (S), and rolling-up mechanism (3) is for drawing band (S) across roller press mechanism (2) and receiving
Coiled strip (S)；
Roller press mechanism (2) includes the first pressure roller (21) and the second pressure roller (22) being oppositely arranged, and band (S) is configured as from
It is passed through between one pressure roller (21) and the second pressure roller (22) and by roll-in；
It is characterized in that,
Rolling device further includes drawing mechanism (4), is set to the upstream and/or downstream of roller press mechanism (2)；
Drawing mechanism (4) includes multiple stretching assemblies (41), the multiple stretching assembly (41) along the tape transport direction of band (S) according to
Secondary setting；
Each stretching assembly (41) includes the third pressure roller (411) and the 4th pressure roller (412) being oppositely arranged, third pressure roller (411) packet
It includes roll body (4111) and is looped around the protrusion (4112) of roll body (4111) periphery；Band (S) is configured as from third pressure roller (411)
And the 4th pass through between pressure roller (412) and the roll-in by protrusion (4112) and the 4th pressure roller (412)；
Along the tape transport direction of band (S), the linear velocity of the roll surface of the 4th pressure roller (412) of the multiple stretching assembly (41) is matched
It is set to and is sequentially increased.
2. rolling device according to claim 1, which is characterized in that the protrusion (4112) of third pressure roller (411) is multiple
And it is arranged along the axially spaced-apart of roll body (4111).
3. rolling device according to claim 2, which is characterized in that each protrusion (4112) includes pressure ring (41121), rotation
Ground is connected to roll body (4111).
4. rolling device according to claim 3, which is characterized in that protrusion (4112) further includes bearing (41122), connection
Roll body (4111) and pressure ring (41121).
5. rolling device according to claim 3, which is characterized in that the material of pressure ring (41121) is elastic material.
6. rolling device according to claim 1, which is characterized in that
Band (S) includes substrate (S1) and coating (S2), and substrate (S1) includes that blank area (S11) and coated (S2) cover
Coating area (S12), blank area (S11) and coating area (S12) are transversely arranged alternately；
Protrusion (4112) is configured as the blank area (S11) of roll-in substrate (S1), and protrusion (4112) protrudes roll body (4111)
Height is greater than the thickness of coating (S2).
7. rolling device according to claim 1, which is characterized in that each stretching assembly (41) further includes the first driver
(413) it is connected with the 4th pressure roller (412) with the second driver (414), the first driver (413) and the 4th pressure roller can be driven
(412) it rotates, the second driver (414) is connected to roll body (4111) and the 4th pressure roller (412) and can drive roll body (4111)
It is relatively moved with the 4th pressure roller (412).
8. rolling device according to claim 1, which is characterized in that
The rolling device further includes two speed adjusting gears (5), and a speed adjusting gear (5) is set to rolling-up mechanism (3) and stretches
Between mechanism (4), another speed adjusting gear (5) is set between unreeling structure (1) and roller press mechanism (2)；
Each speed adjusting gear (5) includes the 5th pressure roller (51) and the 6th pressure roller (52), and band (S) is configured as from the 5th pressure roller (51)
And the 6th pass through between pressure roller (52), the 6th pressure roller (52) is resilient roller.
9. rolling device according to claim 8, which is characterized in that the rolling device further includes governing mechanism of tension
(6), it is set between speed adjusting gear (5) and drawing mechanism (4).
10. rolling device according to claim 1, which is characterized in that the rolling device further includes control mechanism, is matched
It is set to the revolving speed of elongation percentage and feedback control fourth pressure roller (412) of detection band (S) in drawing mechanism (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821458614.4U CN208690385U (en) | 2018-09-06 | 2018-09-06 | Rolling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821458614.4U CN208690385U (en) | 2018-09-06 | 2018-09-06 | Rolling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208690385U true CN208690385U (en) | 2019-04-02 |
Family
ID=65888670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821458614.4U Active CN208690385U (en) | 2018-09-06 | 2018-09-06 | Rolling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208690385U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297489A (en) * | 2019-10-10 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Pole piece forming device and pole piece forming method |
| CN112296177A (en) * | 2019-10-10 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Pole piece forming device and pole piece forming method |
| CN114084731A (en) * | 2021-12-03 | 2022-02-25 | 广东厚海环保新材料有限公司 | Composite non-woven fabric punching and splitting machine |
| CN117227303A (en) * | 2023-09-22 | 2023-12-15 | 美康弘益生物科技(苏州)有限公司 | Layered material compounding machine, compounding method and application of layered material compounding machine in test paper compounding |
-
2018
- 2018-09-06 CN CN201821458614.4U patent/CN208690385U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297489A (en) * | 2019-10-10 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Pole piece forming device and pole piece forming method |
| CN112296177A (en) * | 2019-10-10 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Pole piece forming device and pole piece forming method |
| CN114084731A (en) * | 2021-12-03 | 2022-02-25 | 广东厚海环保新材料有限公司 | Composite non-woven fabric punching and splitting machine |
| CN117227303A (en) * | 2023-09-22 | 2023-12-15 | 美康弘益生物科技(苏州)有限公司 | Layered material compounding machine, compounding method and application of layered material compounding machine in test paper compounding |
| CN117227303B (en) * | 2023-09-22 | 2024-03-29 | 美康弘益生物科技(苏州)有限公司 | Layered material compounding machine, compounding method and application of layered material compounding machine in test paper compounding |
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