CN1583394A - Plastic filtering board or board forming process - Google Patents
Plastic filtering board or board forming process Download PDFInfo
- Publication number
- CN1583394A CN1583394A CN 200410037113 CN200410037113A CN1583394A CN 1583394 A CN1583394 A CN 1583394A CN 200410037113 CN200410037113 CN 200410037113 CN 200410037113 A CN200410037113 A CN 200410037113A CN 1583394 A CN1583394 A CN 1583394A
- Authority
- CN
- China
- Prior art keywords
- mould
- hot
- filter plate
- flow path
- plastic filter
- 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.)
- Granted
Links
- 239000004033 plastic Substances 0.000 title claims abstract description 69
- 229920003023 plastic Polymers 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims description 7
- 238000001914 filtration Methods 0.000 title 1
- 239000000463 material Substances 0.000 claims description 55
- 239000012530 fluid Substances 0.000 claims description 26
- 238000002347 injection Methods 0.000 claims description 26
- 239000007924 injection Substances 0.000 claims description 26
- 238000007599 discharging Methods 0.000 claims description 21
- 238000005516 engineering process Methods 0.000 claims description 20
- 238000000465 moulding Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000001746 injection moulding Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000006052 feed supplement Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A process for preparing the plastic filter plate or plastic plate features that its mould is controlled by hydraulic press, its heat channel is positioned at the bottom of lower mould and communicated with said lower mould, and the plasticized plastics is injected in said mould via heat channel.
Description
Technical field:
The present invention relates to a kind of filter press filter board moulding process, belong to filter press filter board and make the field.
Background technology:
At present, filter plate compacting is clamp-oned in the insulation charging basket after adopting spiro rod plasticizing mostly, and by manually changing mold pressing again behind the mould over to, this technology greatest drawback is after the weighing: the one, and single spiro rod plasticizing temperature drift, the material property loss is big; The 2nd, the charging basket heat insulation effect is undesirable, non-uniform temperature; The 3rd, the charging basket moving process time is long, needs a few minutes; The 4th, filter plate cold shut, pore are many; The 5th, the technology manually-operated that places one's entire reliance upon, cleannes are poor; The 6th, filter plate intensity, quality are not moved fixed; The 7th, automaticity is low, and the production cycle is long, particularly big specification filter plate.
Summary of the invention:
Purpose of design: the weak point of avoiding background technology to exist, the one, utilize hot flow path mould for plastics or hot runner manifold material forming mould and injection machine injection moulding filter plate or sheet material; The 2nd, but utilize hydraulic press as matched moulds, the die sinking instrument of plastic filter plate or plate forming mould, utilize the injecting mechanism of injection machine will plastify good material to inject in the mould of the mould of hot flow path plastic filter plate or hot flow path sheet material fast and automatic feeding, ftercompction; Utilize the hot flow path device in plastic filter plate mould or the plastic plate mould to guarantee, guarantee that it can smooth inject in the mould of plastic filter plate or sheet material for the material that plastifies provides temperature; The 3rd, improve the vacuum bubbles of the service life of mechanical performance of products and product, the packing that strengthens filter plate sealing surface inside, elimination filter plate sealing surface inside significantly, mechanical performances such as the compression strength of raising filter plate, tensile strength, bending resistance are to satisfy the performance requirement of product.
Design: adopt single screw rod or twin-screw plasticizing material, adopt and annotate the plug injection device, the automatic gauge polypropylene that plasticizing in advance is good is injected in the mould by the mold hot flow system automatically and (is only needed several seconds to tens seconds), polypropylene is distributed in the mould of plastic filter plate or plastic plate, control hydraulic press (vertical high pressure clamping system) is exitted, pressurize, according to arts demand, injection device can carry out suitable feed supplement, ftercompction, be cooled to the technology required time, unclamp hydraulic press, automatic demoulding.In pressurize simultaneously, screw rod carries out the preplasticizing of filter plate next time, is stored in the accumulator.
Technical scheme 1: novel plastic filter plate or plate forming technology, the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould is positioned at top or the bottom or the sidepiece of hot flow path plastic filter plate mould or hot runner manifold material forming mould, the discharging opening of the injecting mechanism of injection machine is aimed at the hot-fluid road junction, plastic raw materials is by behind the injecting mechanism heating plasticizing, and die sinking can be taken out filter plate or sheet material behind moulding in the die cavity of the hot flow path injection mould of its discharging opening in hot flow path plastic filter plate mould or hot runner manifold material forming mould, the cooling and shaping.
Technical scheme 2: novel plastic filter plate or plate forming technology, the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould is positioned at top or the bottom or the sidepiece of hot flow path plastic filter plate mould or hot runner manifold material forming mould, the discharging opening of injecting mechanism is aimed at the hot-fluid road junction, the hydraulic press matched moulds, plastic raw materials is by behind the injecting mechanism heating plasticizing, moulding in the die cavity of the hot flow path injection mould of its discharging opening in hot flow path plastic filter plate mould or hot runner manifold material forming mould, behind the cooling and shaping, the hydraulic press die sinking can be taken out filter plate or sheet material.
The present invention compares with background technology, the one, adopt injection machine injection moulding part to combine with vertical hydraulic press, realized the automated production of big weight, big specification filter plate, combine the advantage of common injection machine and large-scale vertical hydraulic press, i.e. the high locked mode pressure of the high injection speed of injection machine, hydraulic press; The 2nd, automatic plasticizing, metering, temperature control are accurate, not only can reduce power consumption greatly, and material property are guaranteed; The 3rd, material, overlap reduce economical with materials; The 4th, the automaticity height is cut down the number of intermediate links, and guarantees product cleannes and surface quality, reaches and has surpassed world level; The 5th, good heat insulation effect, reasonably hot flow path distribution, ftercompction automatically, high pressure mold pressing can be stopped cold shut, the closely knit pore-free of goods; The 6th, reasonably cooling is arranged and technology, has guaranteed the flatness of product sealing surface, reduces allowance, has shortened process time and material consumption; The 7th, automatic demoulding has guaranteed the flatness of product; The 8th, the assurance of material property, can reduce the material prescription requirement, reduce the prescription kind, and can suitably add returns, for twin-screw system, can direct mixing glass, wood powder, mineral etc. fill reinforcing material, can directly strengthen material modified without granulation, material wide accommodation (different plastics can adopt different screw combinations) is saved the granulation expense, and costs such as material, power consumption, labour cost significantly reduce; The 9th, pressing cycle shortens greatly, and the small dimension filter plate can shorten 10%～20%, and big specification filter plate can shorten 50～70% not to be waited, and a cover system can reach output and be doubled; The tenth, this device and method can be used for the injection moulding mold pressing of other large-scale plastics article and produce.
Description of drawings:
Fig. 1 is the schematic diagram of first kind of novel plastic filter plate or plate forming technology.
Fig. 2 is the schematic diagram of second kind of novel plastic filter plate or plate forming technology.
The specific embodiment:
Embodiment 1: with reference to accompanying drawing 1.Novel plastic filter plate or plate forming technology, the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould is positioned at top or the bottom or the sidepiece of hot flow path plastic filter plate mould or hot runner manifold material forming mould, the discharging opening of the injecting mechanism of injection machine is aimed at the hot-fluid road junction, plastic raw materials is by behind the injecting mechanism heating plasticizing, and die sinking can be taken out filter plate or sheet material behind moulding in the die cavity of the hot flow path injection mould of its discharging opening in hot flow path plastic filter plate mould or hot runner manifold material forming mould, the cooling and shaping.When the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould was positioned at mould top, the discharging opening of its injecting mechanism was positioned at the top of mould and aims at the hot-fluid road junction; When the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould was positioned at the mould bottom, the discharging opening of its injecting mechanism was positioned at the bottom of mould and aims at the hot-fluid road junction; When the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould was positioned at the mould sidepiece, the discharging opening of its injecting mechanism was positioned at the sidepiece of mould and aims at the hot-fluid road junction.The sidepiece of mould refer to hot flow path plastic filter plate mould or hot runner manifold material forming mould around in arbitrary.The injecting mechanism of injection machine is horizontal injection moulding or vertical injection moulding or angle square injection moulding, and its manufacturing technology is a prior art, is not described herein at this.The making of hot flow path filter plate mould is a prior art, is not described herein at this.
Embodiment 2: novel plastic filter plate or plate forming technology, the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould is positioned at top or the bottom or the sidepiece of hot flow path plastic filter plate mould or hot runner manifold material forming mould, the discharging opening of injecting mechanism is aimed at the hot-fluid road junction, the hydraulic press matched moulds, plastic raw materials is by behind the injecting mechanism heating plasticizing, moulding in the die cavity of the hot flow path injection mould of its discharging opening in hot flow path plastic filter plate mould or hot runner manifold material forming mould, behind the cooling and shaping, the hydraulic press die sinking can be taken out filter plate or sheet material.Filter plate or plate forming mould are arranged in hydraulic press and by hydraulic press matched moulds, die sinking, the hot flow path device is positioned at the top of filter plate or plate forming mould or bottom or sidepiece and is communicated with mould, and the discharging opening in the injecting mechanism will plastify plastics by the hot-fluid road junction and inject in the mould of filter plate or sheet material.Plastic filter plate or plastic plate adopt hot flow path plastic filter plate mould or hot flow path plastic plate mould, injection machine injection moulding part and hydraulic press injection mo(u)lding.Filter plate mould (5,6,7) or the plastic plate mould be arranged in hydraulic press 4 and 10 and by hydraulic press matched moulds, die sinking, hot flow path device 8 is arranged in the bottom of the moldable plate forming mould of filter plate mould counterdie 7 and is communicated with counterdie 7, the injecting mechanism (1 of injection machine, 2,3) discharging opening in will plastify plastics by hot flow path device 8 and inject in filter plate mould or the plastic plate mould.Die holder 9 is positioned on the hydraulic press workbench 10, and hot flow path device 8 is positioned on the die holder 9, and counterdie 7 is positioned on the hot flow path device 7, and framed 6 are positioned on the counterdie 7, and patrix 5 is positioned on the hydraulic press crossbeam 4.The injecting mechanism of injection machine is made of drive unit 1, hopper 2, screw feed injection device 3 and screw rod frame guide rail 13, drive unit 1 is positioned on the screw rod frame guide rail 13, limited block 12 is positioned at screw rod frame guide rail 12 1 ends, prevents that drive unit 1 breaks away from screw rod frame guide rail 13.Screw feed injection device 3 is positioned on the drive unit 1, injects outspoken charging aperture to hot flow path device 8.Drive unit 1 moves oil cylinder 11 by screw rod and drives.Adopt screw rod will expect plasticizing, metering, to plastify good material by the screw feed injection device and inject in-mold molding by the mold hot flow device automatically, and control oily machine and press gas, pressurize, treat its cooling after, open hydraulic press, automatic demoulding, the filter plate after the taking-up moulding.Screw rod adopts single screw rod or twin-screw.
Need to prove: though above-mentioned embodiment is to detailed explanation that the present invention is contrasted; but these explanations only limit to the present embodiment explanation; rather than limitation of the present invention, any innovation and creation that do not exceed in the connotation of the present invention all fall within protection scope of the present invention.
Claims (7)
1, a kind of novel plastic filter plate or plate forming technology, it is characterized in that: the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould is positioned at top or the bottom or the sidepiece of hot flow path plastic filter plate mould or hot runner manifold material forming mould, the discharging opening of the injecting mechanism of injection machine is aimed at the hot-fluid road junction, after plastic raw materials passes through the injecting mechanism heating plasticizing, moulding in the die cavity of the hot flow path injection mould of its discharging opening in hot flow path plastic filter plate mould or hot runner manifold material forming mould, die sinking can be taken out filter plate or sheet material behind the cooling and shaping.
2, novel plastic filter plate according to claim 1 or plate forming technology, it is characterized in that: when the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould was positioned at mould top, the discharging opening of its injecting mechanism was positioned at the top of mould and aims at the hot-fluid road junction; When the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould was positioned at the mould bottom, the discharging opening of its injecting mechanism was positioned at the bottom of mould and aims at the hot-fluid road junction; When the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould was positioned at the mould sidepiece, the discharging opening of its injecting mechanism was positioned at the sidepiece of mould and aims at the hot-fluid road junction.
3, novel plastic filter plate according to claim 2 or plate forming technology is characterized in that: the sidepiece of mould refers to hot flow path plastic filter plate mould or hot runner manifold material forming mould arbitrary all around.
4, a kind of novel plastic filter plate or plate forming technology, it is characterized in that: the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould is positioned at top or the bottom or the sidepiece of hot flow path plastic filter plate mould or hot runner manifold material forming mould, the discharging opening of injecting mechanism is aimed at the hot-fluid road junction, the hydraulic press matched moulds, plastic raw materials is by behind the injecting mechanism heating plasticizing, moulding in the die cavity of the hot flow path injection mould of its discharging opening in hot flow path plastic filter plate mould or hot runner manifold material forming mould, behind the cooling and shaping, the hydraulic press die sinking can be taken out filter plate or sheet material.
5, novel plastic filter plate according to claim 4 or plate forming technology, it is characterized in that: filter plate or plate forming mould are arranged in hydraulic press and by hydraulic press matched moulds, die sinking, the hot flow path device is positioned at the top of filter plate or plate forming mould or bottom or sidepiece and is communicated with mould, and the discharging opening in the injecting mechanism will plastify plastics by the hot-fluid road junction and inject in the mould of filter plate or sheet material.
6, the moulding process of novel plastic filter plate according to claim 4 or sheet material, it is characterized in that: adopt screw rod will expect plasticizing, metering, to plastify good material by the screw feed injection device and inject in-mold molding by the mold hot flow device automatically, control oily machine and press gas, pressurize, after treating its cooling, open hydraulic press, automatic demoulding, the filter plate after the taking-up moulding.
7, the method for forming of novel plastic filter plate according to claim 9 or sheet material, it is characterized in that: screw rod adopts single screw rod or twin-screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100371135A CN100360296C (en) | 2004-05-31 | 2004-05-31 | Plastic filtering board or board forming process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100371135A CN100360296C (en) | 2004-05-31 | 2004-05-31 | Plastic filtering board or board forming process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1583394A true CN1583394A (en) | 2005-02-23 |
| CN100360296C CN100360296C (en) | 2008-01-09 |
Family
ID=34601490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100371135A Expired - Lifetime CN100360296C (en) | 2004-05-31 | 2004-05-31 | Plastic filtering board or board forming process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100360296C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101722608B (en) * | 2007-04-09 | 2012-10-03 | 杭州兴源过滤科技股份有限公司 | Die-pressing membrane filter plate and molding method thereof |
| CN109968590A (en) * | 2019-03-29 | 2019-07-05 | 周仲良 | A kind of angie type injection molding machine of adjustable height and position |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3836729A1 (en) * | 1988-10-28 | 1990-05-03 | Netzsch Erich Holding | Membrane filter plate and method of fastening the membranes |
| CN2376980Y (en) * | 1997-04-16 | 2000-05-10 | 山东煤矿莱芜机械厂 | Automatic filter press |
| CN2331407Y (en) * | 1998-01-21 | 1999-08-04 | 李训竹 | Disk concave filter plate |
-
2004
- 2004-05-31 CN CNB2004100371135A patent/CN100360296C/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101722608B (en) * | 2007-04-09 | 2012-10-03 | 杭州兴源过滤科技股份有限公司 | Die-pressing membrane filter plate and molding method thereof |
| CN109968590A (en) * | 2019-03-29 | 2019-07-05 | 周仲良 | A kind of angie type injection molding machine of adjustable height and position |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100360296C (en) | 2008-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG LONGYUAN FILTER PRESS CO., LTD. Free format text: FORMER OWNER: ZHU XINGYUAN Effective date: 20120118 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 311113 HANGZHOU, ZHEJIANG PROVINCE TO: 311601 HANGZHOU, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120118 Address after: 311601, Zhejiang City, Hangzhou province Jiande City Hall Industrial Function Zone Patentee after: ZHEJIANG LONGYUAN FILTER PRESS Co.,Ltd. Address before: 311113 Yuhang District, Zhejiang Hangzhou Liangzhu Hangzhou Xingyuan filter Co., Ltd. Patentee before: Zhu Xingyuan |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311601, Zhejiang City, Hangzhou province Jiande City Hall Industrial Function Zone Patentee after: ZHEJIANG LONGYUAN ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Address before: 311601, Zhejiang City, Hangzhou province Jiande City Hall Industrial Function Zone Patentee before: ZHEJIANG LONGYUAN FILTER PRESS Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |
Address after: 311500 No.111 Fengxiang Road, Tonglu Economic Development Zone, Tonglu County, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG LONGYUAN ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Address before: 311601, Zhejiang City, Hangzhou province Jiande City Hall Industrial Function Zone Patentee before: ZHEJIANG LONGYUAN ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311500 No. 111, Fengxiang Road, Tonglu Economic Development Zone, Tonglu County, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Longyuan Equipment Technology Co.,Ltd. Address before: 311500 No. 111, Fengxiang Road, Tonglu Economic Development Zone, Tonglu County, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG LONGYUAN ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20080109 |