CN207558952U - For manufacturing the gasket of battery core and there is its tooling - Google Patents
For manufacturing the gasket of battery core and there is its tooling Download PDFInfo
- Publication number
- CN207558952U CN207558952U CN201721673828.9U CN201721673828U CN207558952U CN 207558952 U CN207558952 U CN 207558952U CN 201721673828 U CN201721673828 U CN 201721673828U CN 207558952 U CN207558952 U CN 207558952U
- Authority
- CN
- China
- Prior art keywords
- battery core
- gasket
- utility
- elastic joint
- joint part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses a kind of gasket for manufacturing battery core and with its tooling, wherein, the gasket for manufacturing battery core includes：Elastic joint part, at least part of elastic joint part are wriggled extension.The gasket according to the present utility model for being used to manufacture battery core, by setting elastic joint part, variously-shaped battery core can be efficiently separated, it can ensure that gasket will not be Nian Jie with battery core or diaphragm, not easy damaged diaphragm simultaneously, the performance of battery core and the acceptance rate of product are further improved, saves process, has saved cost.
Description
Technical field
The utility model is related to battery core technical fields, more particularly, to a kind of gasket for being used to manufacture battery core and have its
Tooling.
Background technology
With the development of modern society, the requirement of security performance and high power capacity performance to battery core is higher and higher, related skill
The battery core of art is the pole piece group with lamination, and in the preparation process of battery core, the gasket that laminating machine uses can be bonded battery core
Or diaphragm, be easy to cause unit exception shut down or diaphragm fold generate bad product, and then reduce equipment operation ratio and product it is excellent
Rate.In addition, also to pass through a separation station cut-out diaphragm separation battery core after hot pressing is complete, process is relatively cumbersome.
Utility model content
The utility model is intended at least solve one of technical problem in the prior art.For this purpose, the utility model carries
Go out a kind of gasket for being used to manufacture battery core, it is described for manufacturing the gasket of battery core, have the advantages that process is simple, at low cost.
The utility model also proposes a kind of tooling for being used to manufacture battery core, and the tooling for being used to manufacture battery core is including above-mentioned
For manufacturing the gasket of battery core.
According to the utility model embodiment for manufacturing the gasket of battery core, including：Elastic joint part, the elastic connection
At least part in portion is wriggled extension.
It, can be effective by setting elastic joint part according to the utility model embodiment for manufacturing the gasket of battery core
The variously-shaped battery core of separation, it is ensured that gasket will not be Nian Jie with battery core or diaphragm, while not easy damaged diaphragm, further
The performance of battery core and the acceptance rate of product are improved, saves process, has saved cost.
Some embodiments according to the present utility model, one end of the elastic joint part are connected with cutting part.
Some embodiments according to the present utility model, the thickness of the elastic joint part is 0.1-1mm.
Some embodiments according to the present utility model, the sinuous extension of the elastic joint part include at least one paddy
With at least one ridge.
Further, difference in height is h between the paddy and the ridge, and the h is：0.5-6mm.
In some embodiments of the utility model, the quantity of the quantity of the paddy and the ridge and be N, the N meets：
N≥2。
Some embodiments according to the present utility model, the gasket are heat-conducting pad.
Some embodiments according to the present utility model, on the extending direction of the elastic joint part, the two of the gasket
The cutting part is respectively provided in end.
Some embodiments according to the present utility model, the cutting part welds with the elastic joint part, rivets, it is Nian Jie or
It is integrally formed.
According to the utility model embodiment for manufacturing the tooling of battery core, including the above-mentioned gasket for being used to manufacture battery core.
It, can be effective by setting elastic joint part according to the utility model embodiment for manufacturing the tooling of battery core
The variously-shaped battery core of separation, it is ensured that gasket will not be Nian Jie with battery core or diaphragm, while not easy damaged diaphragm, further
The performance of battery core and the acceptance rate of product are improved, saves process, has saved cost.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination accompanying drawings below to embodiment
Become apparent and be readily appreciated that, wherein：
Fig. 1 is the stereogram for being used to manufacture the gasket of battery core according to the utility model embodiment；
Fig. 2 is the stereogram for being used to manufacture another direction of the gasket of battery core according to the utility model embodiment；
Fig. 3 is the stereogram for being used to manufacture another direction of the gasket of battery core according to the utility model embodiment；
Fig. 4 is the stereogram for being used to manufacture another direction of the gasket of battery core according to the utility model embodiment；
Fig. 5 is the body figure of bowing for being used to manufacture the gasket of battery core according to the utility model embodiment；
Fig. 6 is the front view for being used to manufacture the gasket of battery core according to the utility model embodiment；
Fig. 7 is the stereogram according to the gasket for being used to manufacture battery core of the utility model embodiment, battery core and diaphragm；
Fig. 8 is another side according to the gasket for being used to manufacture battery core of the utility model embodiment, battery core and diaphragm
To stereogram；
Fig. 9 is the front view according to the gasket for being used to manufacture battery core of the utility model embodiment, battery core and diaphragm；
Figure 10 is the stereogram for being used to manufacture the tooling of battery core according to the utility model embodiment, wherein battery core and gasket
In hot pressing；
Figure 11 is the stereogram for being used to manufacture another direction of the tooling of battery core according to the utility model embodiment,
Middle battery core is in hot pressing with gasket；
Figure 12 is the stereogram for being used to manufacture another direction of the tooling of battery core according to the utility model embodiment,
Middle battery core is in hot pressing with gasket；
Figure 13 is the right body figure for being used to manufacture the tooling of battery core according to the utility model embodiment, wherein battery core and gasket
In hot pressing；
Figure 14 is the stereogram for being used to manufacture the tooling of battery core according to the utility model embodiment, wherein battery core and gasket
In separation process；
Figure 15 is the stereogram for being used to manufacture another direction of the tooling of battery core according to the utility model embodiment,
Middle battery core is in separation process with gasket；
Figure 16 is the stereogram for being used to manufacture another direction of the tooling of battery core according to the utility model embodiment,
Middle battery core is in separation process with gasket；
Figure 17 is the stereogram for being used to manufacture another direction of the tooling of battery core according to the utility model embodiment,
Middle battery core is in separation process with gasket；
Figure 18 is the right view for being used to manufacture the tooling of battery core according to the utility model embodiment, wherein battery core and gasket
In separation process；
Figure 19 is the front view for being used to manufacture the tooling of battery core according to the utility model embodiment, wherein battery core and gasket
In separation process；
Figure 20 is the left view for being used to manufacture the tooling of battery core according to the utility model embodiment, wherein battery core and gasket
In separation process；
Figure 21 is the stereogram for being used to manufacture the gasket of battery core according to another embodiment of the utility model；
Figure 22 is the front view for being used to manufacture the gasket of battery core according to another embodiment of the utility model.
Reference numeral：
Tooling 1000,
Gasket 100,
Elastic joint part 1, ridge 11, paddy 12, partes glabra 13,
Cutting part 2,
Battery core 200, heating platen 300,
Separating table 400, notch 4, diaphragm 500.
Specific embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and it is not intended that the utility model
Limitation.
In the description of the present invention, it is to be appreciated that term " thickness ", " on ", " under ", "left", "right",
The orientation or position relationship of the instructions such as " interior ", " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch
State the utility model and simplify description rather than instruction or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, define " first ", "
One or more this feature can be expressed or be implicitly included to two " feature.In the description of the present invention, unless
It is otherwise noted, " multiple " are meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
Below with reference to Fig. 1-Figure 22 descriptions according to the gasket 100 for being used to manufacture battery core 200 of the utility model embodiment.
As shown in figs 1 to 6, according to the utility model embodiment for manufacturing the gasket 100 of battery core 200, including：Bullet
Property connecting portion 1, at least part of elastic joint part 1 are wriggled extension.
According to the utility model embodiment for manufacturing the gasket 100 of battery core 200, by setting elastic joint part 1, energy
Enough efficiently separate variously-shaped battery core 200, it is ensured that gasket 100 will not be bonded with battery core 200 or diaphragm 500, simultaneously
Not easy damaged diaphragm 500 further improves the performance of battery core 200 and the acceptance rate of product, saves process, saved into
This.
Some embodiments according to the present utility model, as shown in figs 1 to 6, one end of elastic joint part 1 are connected with cutting
Portion 2.In other words, the left end (left end as shown in Figure 1) of elastic joint part 1 is connected with cutting part 2 or elastic joint part 1
Right end (right end as shown in Figure 1) is connected with cutting part 2.By setting cutting part 2, cutting part can be utilized in hot pressing
2 cut-out diaphragms 500, so as to eliminate the process cut again after hot pressing, have saved cost.
Some embodiments according to the present utility model, as shown in fig. 6, the thickness of elastic joint part 1 is 0.1-1mm.Elasticity
The thickness of connecting portion 1 is directly related to the elastic strength of elastic joint part 1, and the thickness of elastic joint part 1 is arranged on 0.1-
1mm can ensure that elastic joint part 1 will not apply battery core 200 larger elastic force during hot pressing, ensure the structure of battery core 200
It will not be damaged by elastic force.In addition, the elastic joint part 1 after hot pressing can preferably overcome elastic joint part 1 and battery core 200 it
Between pull of vacuum, realize the separation of gasket 100 and battery core 200.
Some embodiments according to the present utility model, as shown in Fig. 6-Fig. 9, the sinuous extension subpackage of elastic joint part 1
Include at least one paddy 12 and at least one ridge 11.By setting paddy 12 and ridge 11, paddy 12 and ridge 11 can be utilized after hot-pressing
Highly, battery core 200 is spaced apart with gasket 100, so as to which gasket 100 effectively be avoided to stick together with battery core 200.
Further, as shown in Fig. 6, Fig. 9 and Figure 19-Figure 22, difference in height is h between paddy 12 and ridge 11, and h is：0.5-
6mm.Difference in height can influence the overall dimensions of height that battery core 200 has been supported and equipment between paddy 12 and ridge 11, by paddy 12
Difference in height is arranged on 0.5-6mm between ridge 11 so that the height that battery core 200 has been supported will not be excessive, the sky of hold facility
Between it is also more moderate, ensure that it is hot-forming during machining accuracy.Further, it is also possible to pass through paddy 12 and the difference in height of ridge 11
It is preferable to realize gasket 100 and the separation of battery core 200.For example, in the embodiment shown in fig. 6, the height of ridge 11 (is such as schemed for h1
H1 shown in 6), the height of paddy 12 is h2 (h2 as shown in Figure 6), difference in height h=h1+h2 between paddy 12 and ridge 11, ridge 11
Height h1 and the height h2 of paddy 12 can be in the range of 0.25-1.5mm.Preferably, the height h1 of the ridge 11 and height h2 of paddy 12
In the range of 0.5-3mm.
In some embodiments of the utility model, as shown in Fig. 6, Figure 19 and Figure 21, the quantity of paddy 12 and the number of ridge 11
It measures and meets for N, N：N≥2.In N >=2, the contact area of gasket 100 and battery core 200 can be reduced, so that battery core
200 are not easy be bonded with gasket 100, in addition, N is bigger, gasket 100 and the contact area of battery core 200 are smaller, gasket more easy to implement
100 with the separation of battery core 200.
Some embodiments according to the present utility model, as shown in Fig. 1-Figure 22, gasket 100 is heat-conducting pad.Heat-conducting pad
With preferable retractility, in hot pressing there are a degree of softening, so as to ensure to become between gasket 100 and battery core 200
Vacuum, so as to improve the machining accuracy of battery core 200.Further, the cutting part 2 of gasket 100, can be to after the softening of gasket 100
Outer extension so as to cut off diaphragm 500, simplifies process.In addition, heat-conducting pad can restore original shape after hot-pressing, so as to
Gasket 100 is detached with battery core 200.
Some embodiments according to the present utility model, as shown in Fig. 1-Fig. 9, on the extending direction of elastic joint part 1, pad
The both ends (left end and right end as shown in Figure 5) of piece 100 are respectively provided with cutting part 2.It is respectively provided with and cuts in the left end and right end of gasket 100
Cut portion 2 so that when using gasket 100, without considering the directionality of gasket 100, further improve the efficiency of assembling.
Some embodiments according to the present utility model, as shown in Figure 1, cutting part 2 is welded with elastic joint part 1, rivets, glued
It connects or is integrally formed.Cutting part 2 can firmly be connect with elastic joint part 1 by way of welding, riveting, be bonded, even
Mode relative maturity is connect, and cost is relatively low.In addition, cutting part 2 and elastic joint part 1 can also be integrated molding part, one into
The machining accuracy of type part is higher, better performances.
According to the utility model embodiment for manufacturing the tooling 1000 of battery core 200, as shown in Figure 10, including above-mentioned use
In the gasket 100 of manufacture battery core 200.
According to the utility model embodiment for manufacturing the tooling 1000 of battery core 200, by setting elastic joint part 1,
Variously-shaped battery core 200 can be efficiently separated, it is ensured that gasket 100 will not be bonded with battery core 200 or diaphragm 500, together
When not easy damaged diaphragm 500, further improve the performance of battery core 200 and the acceptance rate of product, save process, saved into
This.
Below with reference to Fig. 1-Figure 22 descriptions according to the gasket for being used to manufacture battery core 200 of the utility model specific embodiment
100 and with its tooling 1000.It is worth understanding, described below is exemplary, it is intended to for explaining that this practicality is new
Type, and it is not intended that limitation to the utility model.
Embodiment one
As shown in Fig. 1-Figure 22, the tooling 1000 for being used to manufacture battery core 200 of the present embodiment is used to manufacture electricity including above-mentioned
Gasket 100, heating platen 300 and the separating table 400 of core 200.Wherein, gasket 100 is higher using elastic firm or elastic hardness
The firm material manufacture of heat conduction form, the preferably firm plate of heat conductivility made of stainless steel or Steel material of heating platen 300, separating table
400 be firm plate made of stainless steel or the higher Steel material of hardness.
As shown in Fig. 1-Figure 20, the gasket 100 for being used to manufacture battery core 200 of the present embodiment, including：Elastic joint part 1 is cut
Cut portion 2 and partes glabra 13.
As shown in figs 1 to 6, gasket 100 is presented wavy, and elastic joint part 1 is provided with 12 He of paddy of extension of wriggling
Two ridges 11, median ridge 11 are located at the crest location of gasket 100, and paddy 12 is located at 12 position of trough of gasket 100, the inside of ridge 11
One end (inside as shown in Figure 1) is connect with paddy 12, the lateral ends (outside as shown in Figure 1) of ridge 11 by partes glabra 13 with
Cutting part 2 connects, and has round and smooth transition part between the paddy 12 being closely adjacent to each other and ridge 11.
As shown in figs 1 to 6, the thickness of gasket 100 is 0.1-1mm, can ensure that elastic joint part 1 will not be right during hot pressing
Battery core 200 applies larger elastic force, ensures the structure of battery core 200 and will not be damaged by elastic force.In addition, the elasticity after hot pressing is even
Socket part 1 can preferably overcome the pull of vacuum between elastic joint part 1 and battery core 200, realize gasket 100 and battery core 200
Separation.
As shown in figs 1 to 6, between paddy 12 and ridge 11 difference in height h in 0.5-6mm, wherein, the height of ridge 11 is h1 (as schemed
H1 shown in 1), the height of paddy 12 is h2 (h1 as shown in Figure 1), and difference in height is h=h1+h2 between paddy 12 and ridge 11, into one
Step ground, the height h1 of ridge 11 are：0.5-3mm, the height h2 of paddy 12 are：0.5-3mm can ensure the height that battery core 200 is bounced
Degree will not be excessive, and then ensures the machining accuracy of battery core 200, while can be preferable by the difference in height of paddy 12 and ridge 11 after hot pressing
Realization and battery core 200 separation.
As shown in Fig. 1-Figure 20, three gaskets 100 clamp two battery cores 200, are then placed into carrying out heat in heating platen 300
Pressure.In hot pressing, at high temperature, there are a degree of softenings, under high pressure, the paddy of elastic joint part 1 for heat-conducting pad
12 and ridge 11 can flatten so that become vacuum between gasket 100 and battery core 200.Further, in 100 left side one of gasket
The cutting part 2 of (left end as shown in Figure 1) is held, can be extended outwardly after the softening of gasket 100, is connected between battery core 200 so as to cut off
The diaphragm 500 connect.In addition, after thermocompression forming, gasket 100 is transferred to battery core 200 on the separating table 400 with notch 4, is led
The paddy 12 of heat pad on piece and ridge 11 can restore original shape, and then can abolish between battery core 200 and gasket 100 faster
Vacuum detaches so as to fulfill gasket 100 with battery core 200.
Embodiment two
The present embodiment is roughly the same with the structure of embodiment one, wherein identical component uses identical reference numeral, such as
Shown in Figure 12, Figure 15 and Figure 20-Figure 22, it the difference is that only and multiple intersection stagger arrangement distributions are provided on elastic joint part 1
Ridge 11 and paddy 12.In hot pressing, multiple ridges 11 for intersecting stagger arrangement and paddy 12 can be flattened, while gasket 100 is cut
Cutting portion 2 can extend outwardly, so as to cut off diaphragm 500.After thermocompression forming, gasket 100 connects battery core 200 and is transferred to slot
On the separating table 400 of mouth 4, the ridge 11 of the intersection stagger arrangement distribution on gasket 100 and paddy 12 can restore to the original state, and then can abolish
Vacuum between battery core 200 and gasket 100, so that gasket 100 is automatically separated with battery core 200.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can in an appropriate manner combine in any one or more embodiments or example.
While there has been shown and described that the embodiment of the utility model, it will be understood by those skilled in the art that：
In the case of the principle and objective for not departing from the utility model can these embodiments be carried out with a variety of variations, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (10)
1. a kind of gasket for being used to manufacture battery core, which is characterized in that including：
Elastic joint part, at least part of the elastic joint part are wriggled extension.
2. the gasket according to claim 1 for being used to manufacture battery core, which is characterized in that one end of the elastic joint part connects
It is connected to cutting part.
It is 3. according to claim 1 for manufacturing the gasket of battery core, which is characterized in that the thickness of the elastic joint part is
0.1-1mm。
4. the gasket according to claim 1 for being used to manufacture battery core, which is characterized in that the sinuous of the elastic joint part prolongs
Extending portion point includes at least one paddy and at least one ridge.
5. the gasket according to claim 4 for being used to manufacture battery core, which is characterized in that height between the paddy and the ridge
Difference is h, and the h is：0.5-6mm.
It is 6. according to claim 4 for manufacturing the gasket of battery core, which is characterized in that the quantity of the paddy and the ridge
Quantity and for N, the N meets：N≥2.
7. the gasket according to claim 1 for being used to manufacture battery core, which is characterized in that the gasket is heat-conducting pad.
8. the gasket according to claim 2 for being used to manufacture battery core, which is characterized in that in the extension of the elastic joint part
On direction, the cutting part is respectively provided in the both ends of the gasket.
9. the gasket according to claim 2 for being used to manufacture battery core, which is characterized in that the cutting part connects with the elasticity
Socket part welding, riveting, bonding are integrally formed.
10. a kind of tooling for being used to manufacture battery core, which is characterized in that including the use according to any one of claim 1-9
In the gasket of manufacture battery core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721673828.9U CN207558952U (en) | 2017-12-05 | 2017-12-05 | For manufacturing the gasket of battery core and there is its tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721673828.9U CN207558952U (en) | 2017-12-05 | 2017-12-05 | For manufacturing the gasket of battery core and there is its tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207558952U true CN207558952U (en) | 2018-06-29 |
Family
ID=62665902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721673828.9U Active CN207558952U (en) | 2017-12-05 | 2017-12-05 | For manufacturing the gasket of battery core and there is its tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207558952U (en) |
-
2017
- 2017-12-05 CN CN201721673828.9U patent/CN207558952U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207558952U (en) | For manufacturing the gasket of battery core and there is its tooling | |
| CN110197937A (en) | A kind of battery pack heating film system synthesis | |
| CN102909937B (en) | Thermo-plastic hot-melt-adhesive active disassembling structure and disassembling method | |
| CN110336098A (en) | A kind of battery modules with heating film | |
| CN203607996U (en) | Elastic wire clamp of motor | |
| CN207172265U (en) | Decorating surface film punching drift | |
| CN206758614U (en) | Heating plate and battery core component, battery modules, electrokinetic cell and the vehicle for having it | |
| CN203342203U (en) | Radiotherapy positioning membrane | |
| CN208028181U (en) | Battery, battery, battery modules, vehicle and electronic equipment | |
| CN206194543U (en) | Scale positioning capacitor lead wire | |
| CN218731183U (en) | Lithium cell electricity core hot press unit | |
| CN202259709U (en) | Conducting wire clamp | |
| CN202034558U (en) | Magnetic socket | |
| CN206891463U (en) | A kind of water conservancy diversion discrete point test clamp platen | |
| CN111072016B (en) | Forming method of 3D-structure graphene film, graphene film prepared by method and application | |
| CN207901315U (en) | A kind of electric heating sharpener facilitating tool changing | |
| CN203168048U (en) | Thermistor heater warming jacket | |
| CN201820601U (en) | Transformer clamping piece | |
| CN210609601U (en) | Improved charging earphone sleeve | |
| CN101515639B (en) | Lithium battery leading-out terminal structure | |
| CN206210953U (en) | Soft package lithium battery hot pressing chemical conversion is with thick structure | |
| CN210353160U (en) | Be applied to high-efficient heating device in electron cigarette | |
| CN209505159U (en) | A kind of low cost acceleration composite plate solidification equipment | |
| CN213675576U (en) | A mould for ball piece automated production | |
| CN208538959U (en) | A kind of new energy car battery radiator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |