CN207190226U - A kind of molding die of battery Obstruct membrane - Google Patents
A kind of molding die of battery Obstruct membrane Download PDFInfo
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- CN207190226U CN207190226U CN201721164202.5U CN201721164202U CN207190226U CN 207190226 U CN207190226 U CN 207190226U CN 201721164202 U CN201721164202 U CN 201721164202U CN 207190226 U CN207190226 U CN 207190226U
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- obstruct membrane
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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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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model refers in particular to a kind of molding die of battery barrier film sheet, belong to extrusion molding dies technical field, including above touching and lower mould, the upper die and lower die are provided with row's heating rod in longitudinal direction, the die cavity that the upper die and lower die matched moulds is formed is extruding runner, the extruding runner is divided into preheating section, material extrusion section and discharging section, the preheating section is in flat, positioned at the middle part of die cavity, extend to die cavity both sides, and connected with charging aperture, both form T-shaped, the end slope of the upper mould is provided with choked flow rod, choked flow rod is extended to outside the chamber of material extrusion section, the end face of the lower mould is provided with coarse control rod, coarse control rod is extended to outside the chamber of discharging section, the end slope of the upper mould is provided with fine regulation rod, fine regulation rod extends to discharging opening.The utility model can directly be produced the Obstruct membrane of required thickness, be reduced cumbersome slab and drawing process, substantially increase production efficiency by the extrusion forming of die head；And Obstruct membrane formed precision is high, percent defective is low.
Description
Technical field
The utility model belongs to extrusion molding dies technical field, refers in particular to a kind of molding die of battery Obstruct membrane.
Background technology
For Obstruct membrane between positive pole and negative pole, main function is to separate both positive and negative polarity active material, prevent the two poles of the earth because
Contact and it is short-circuit；In addition in electrochemical reaction, necessary electrolyte can be kept, forms the passage of ion movement.Barrier film material
It is nonconducting, the species of battery is different, and the barrier film of use is also different.
And it is existing barrier film production process it is more complicated, key step include dispensing, extrusion, slab, longitudinal stretching and
Cross directional stretch, it can just produce required Obstruct membrane.The main reason for causing complex process is, in the step of extrusion molding,
The structure and precision of mould do not reach requirement, can not directly extrude the Obstruct membrane of very thin thickness.
The content of the invention
The purpose of this utility model is to provide a kind of shaping mould for the battery Obstruct membrane for being capable of directly disposable extrusion molding
Head.
What the purpose of this utility model was realized in：A kind of molding die of battery Obstruct membrane, including above touch and lower mould,
Both are fixed by mould bases, and the upper die and lower die are provided with row's heating rod in longitudinal direction, are pointed to and are discharged from charging aperture
Mouthful, wherein, the die cavity that the upper die and lower die matched moulds is formed is extruding runner, and the extruding runner is divided into preheating section, material extrusion section
And discharging section, the preheating section are in flat, positioned at the middle part of die cavity, extend to die cavity both sides, and connected with charging aperture, both
Formed T-shaped, raw material is entered in die cavity after being melted by charging aperture, and is further heated in preheating section, the end face of the upper mould
Choked flow rod is tiltedly installed with, choked flow rod is extended to outside the chamber of the material extrusion section, can be changed at material extrusion section by adjusting choked flow rod
Thickness, control the flow of raw material, the end face of the lower mould is provided with coarse control rod, and coarse control rod extends to the chamber of the discharging section
Outside, by coarse control rod can the thickness that is extruded together of feed change, the end slope of the upper mould is provided with fine regulation rod, finely tunes
Rod extends to the discharging opening, and fine regulation rod further can be controlled to the molding thickness of raw material.
Further optimization：Temperature probe is provided with the upper mould, the temperature probe is extended between the heating rod,
The temperature in die cavity can be controlled at any time by temperature probe, and the heating-up temperature of heating rod is adjusted.
Further optimization：The both sides of the discharging opening are provided with striker plate, Obstruct membrane can be controlled to be molded by striker plate
Width.
Further optimization：The discharging section is provided with cushion chamber, and the coarse control rod is acted on described cushion chamber, buffering
Chamber can do last preparation and adjustment before Obstruct membrane shaping.
The utility model is prominent and beneficial compared with prior art to be had the technical effect that：Pass through the extrusion forming of the die head, energy
Enough Obstruct membranes for directly producing required thickness, reduce cumbersome slab and drawing process, substantially increase production efficiency；And
And Obstruct membrane formed precision is high, percent defective is low.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is schematic front view of the present utility model；
Fig. 3 is schematic cross-sectional view at A-A in Fig. 2；
Fig. 4 is the structural representation of mould under the utility model；
In figure：The upper moulds of 10-, mould under 11-, 12- mould bases, 13- charging apertures, 14- preheating sections, 15- material extrusion sections, 16- discharging sections,
17- heating rods, 18- choked flow rods, 19- coarse control rods, 20- fine regulation rods, 21- cushion chambers, 22- temperature probes, 23- striker plates, 24- are adjusted
Save support, 25- adjusting rods, 26- feed pipes, 27- grooves.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings, referring to Fig. 1-4：A kind of battery
The molding die of Obstruct membrane, including 10 and lower mould 11 are above touched, both are fixed by mould bases 12, and the upper mould 10 and lower mould 11 exist
Longitudinal direction is provided with row's heating rod 17, and discharging opening is pointed to from charging aperture 13, wherein, upper mould 10 and lower mould 11 the matched moulds shape
Into die cavity for extruding runner, it is described extruding runner be divided into preheating section 14, material extrusion section 15 and discharging section 16, the preheating section 14 is in
Flat, positioned at the middle part of die cavity, extend to die cavity both sides, and connected with charging aperture 13, both formed it is T-shaped, preheating section 14
Spatial altitude is more than material extrusion section 15 and discharging section 16, and raw material by feed pipe 26 is added to charging aperture 13 after being melted, then from entering
Material mouth 13 enters in die cavity, is flowed in preheating section 14 to both sides, forms a flat spreading part, and is further heated in preheating section 14,
The end slope of the upper mould 10 is provided with choked flow rod 18, and choked flow rod 18 is extended to outside the chamber of the material extrusion section 15, passes through regulation
Choked flow rod 18 can change the thickness at material extrusion section 15, control the flow of raw material, and the end face of the lower mould 11 is provided with coarse control rod
19, the discharging section 16 is provided with cushion chamber 21, and the coarse control rod 19 is extended on the cushion chamber 21 of the discharging section 16, buffering
Chamber 21 can do last preparation and adjustment before Obstruct membrane shaping, by coarse control rod 19 can feed change be extruded together
Thickness, the end slope of the upper mould 10 are provided with fine regulation rod 20, and fine regulation rod 20 extends to the discharging opening, and fine regulation rod 20 can
Further the molding thickness of raw material is controlled.
The preheating section 14 is formed after a matched moulds of groove 27 in a groove and lower mould 11 in upper mould 10, two
Groove structure is identical with shape, and raw material further heats after being added to preheating section 14, is then flowed along material extrusion section 15, material extrusion section 15
And the planar structure of tiling, spatial altitude are less than preheating section 14, raw material is after material extrusion section 15, and thickness can be thinning, and thickness is big
Generally in 5mm or so, choked flow rod 18 can also be adjusted, the thickness of raw material is further controlled, discharging section 16 and tiling are opened flat
Face structure, gap is smaller, and probably in 1mm or so, after the extruding of discharging section 16, Obstruct membrane can be just molded, and can also be led to certainly
Cross fine regulation rod 20 to be finely adjusted the thickness of Obstruct membrane, striker plate 23, striker plate 23 are additionally provided with the both sides of the discharging opening
Side is provided with adjusting bracket 24, and adjusting rod 25 is provided with adjusting bracket 24, and striker plate 23 is controlled laterally by adjusting rod 25
It is mobile, change the width of discharging opening, so as to control the width that Obstruct membrane is molded.In the process, to the temperature control of extruding runner
Make particularly important, temperature is too low, and material flow can be caused poor, and extruding is difficult, and temperature is too high, Obstruct membrane can be caused not reach thickness
Degree requires, or even causes difficult forming, and Forming Quality is poor.So heating rod 17 has extended to material extrusion section 15, can be at any time
The temperature of preheating section 14 and material extrusion section 15 is adjusted, in order to reach accurate control, temperature probe 22, institute are provided with the upper mould 10
State temperature probe 22 to extend between the heating rod 17, the temperature in die cavity can be controlled at any time by temperature probe 22, and
The heating-up temperature of heating rod 17 is adjusted, it is ensured that the temperature in extruding runner reaches the requirement of Obstruct membrane shaping.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection model of the present utility model according to this
Enclose, therefore：All equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by protection of the present utility model
Within the scope of.
Claims (4)
1. a kind of molding die of battery Obstruct membrane, including upper mould (10) and lower mould (11), both are fixed by mould bases (12), institute
State mould (10) and lower mould (11) and longitudinal direction be provided with row's heating rod (17), discharging opening is pointed to from charging aperture (13),
It is characterized in that：The die cavity that the upper mould (10) and lower mould (11) matched moulds are formed is extruding runner, and the extruding runner is divided into pre-
Hot arc (14), material extrusion section (15) and discharging section (16), the preheating section (14) is in flat, positioned at the middle part of die cavity, to die cavity
Both sides extend, and are connected with charging aperture (13), and both form T-shaped, and the end slope of the upper mould (10) is provided with choked flow rod
(18), choked flow rod (18) is extended to outside the chamber of the material extrusion section (15), and the end face of the lower mould (11) is provided with coarse control rod (19),
Coarse control rod (19) is extended to outside the chamber of the discharging section (16), and the end slope of the upper mould (10) is provided with fine regulation rod (20),
Fine regulation rod (20) extends to the discharging opening.
A kind of 2. molding die of battery Obstruct membrane according to claim 1, it is characterised in that：Set on the upper mould (10)
Temperature probe (22) is equipped with, the temperature probe (22) is extended between the heating rod (17).
A kind of 3. molding die of battery Obstruct membrane according to claim 1, it is characterised in that：The both sides of the discharging opening
It is provided with striker plate (23).
A kind of 4. molding die of battery Obstruct membrane according to claim 1, it is characterised in that：The discharging section (16) sets
Cushion chamber (21) is equipped with, the coarse control rod (19) is acted on described cushion chamber (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164202.5U CN207190226U (en) | 2017-09-12 | 2017-09-12 | A kind of molding die of battery Obstruct membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164202.5U CN207190226U (en) | 2017-09-12 | 2017-09-12 | A kind of molding die of battery Obstruct membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207190226U true CN207190226U (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721164202.5U Active CN207190226U (en) | 2017-09-12 | 2017-09-12 | A kind of molding die of battery Obstruct membrane |
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| Country | Link |
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| CN (1) | CN207190226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599346A (en) * | 2017-09-12 | 2018-01-19 | 台州市黄岩晶威模具有限公司 | A kind of molding die of battery Obstruct membrane |
-
2017
- 2017-09-12 CN CN201721164202.5U patent/CN207190226U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599346A (en) * | 2017-09-12 | 2018-01-19 | 台州市黄岩晶威模具有限公司 | A kind of molding die of battery Obstruct membrane |
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