CN2784169Y - Plastic filter plate or panel forming apparatus - Google Patents

Abstract

The utility model relates to a filtering plate of a press filter or a plate forming device. A filtering plate or a plate forming die is positioned in an oil hydraulic press, and the operation of closing a die and opening a die is completed by the oil hydraulic press. A hot flow passage device is positioned at the bottom of a lower die in a filtering plate forming die, and is communicated with the lower die. A discharge port in an injection moulding mechanism injects plasticizing plastics into the filtering plate or the plate forming die through the hot runner flow passage device. The utility model has the advantages that the utility model adopts an injection moulding part of an injection moulding machine to be combined with a vertical oil hydraulic press, which realizes the automation production of filtering plates with heavy weight and large specification. The utility model integrates the advantages of a common injection moulding machine and a large-sized vertical oil hydraulic press, which means that the high injection speed of the injection moulding machine and the high die locking pressure of the oil hydraulic press. Then, automatic plasticization and measurement and precise temperature control can be realized, power consumption can be reduced and material property can also be ensured. In addition, material consumption is low, flash edges are reduced and materials are saved. The degree of automation is high, intermediate procedures are reduced, the cleanliness and the surface quality of products are ensured and the utility model reaches and exceed international standards. Thermal insulation effect is good, the distribution of hot flow passages are reasonable, pressure is automatically replenished, and die pressing is realized under high pressure and cold shut can be avoided.

Description

Novel plastic filter plate or plate forming device

Technical field:

The utility model relates to a kind of filter press filter board shaped device, belongs to filter press filter board and makes 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 device are made of hot flow path plastic filter plate mould or hot runner manifold material forming mould and injecting mechanism, and the discharging opening of injecting mechanism is directly to the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould.

Technical scheme 2: novel plastic filter plate or plate forming device are made of hot flow path filter plate mould or plate forming mould, injecting mechanism and hydraulic press; the discharging opening of injecting mechanism is aimed at the hot-fluid road junction of hot flow path filter plate mould or hot runner manifold material forming mould, and hot flow path filter plate mould or hot runner manifold material forming mould are arranged in hydraulic press and are controlled the matched moulds or the die sinking of mould by hydraulic press.

The utility model is compared 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 structural representation of injection mould press filtration sheet metal forming device and forming method.

The specific embodiment:

Embodiment 1: with reference to accompanying drawing 1.Novel plastic filter plate or plate forming device, 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 (patrix 5, framed 6, counterdie 7) or the plastic plate mould is arranged in hydraulic press (hydraulic press crossbeam 4 and hydraulic press workbench 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, and the discharging opening in the injecting mechanism of injection machine (drive unit 1, hopper 2 and screw feed injection device 3) will plastify plastics by hot flow path device 8 and inject in filter plate mould or the plastic plate mould.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.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.14 expression screw rod moving directions, 15 expression crossbeam moving directions.

Embodiment 2: be made of hot flow path filter plate mould or plate forming mould, injection machine; discharging opening in the injecting mechanism of injection machine is aimed at the hot-fluid road junction of hot flow path filter plate mould or hot runner manifold material forming mould, and the matched moulds or the die sinking of its filter plate or sheet material are controlled by injection machine.Filter plate or plate forming mould are arranged in injection machine and by injection machine matched moulds, die sinking, the hot flow path device is arranged in the bottom of filter plate or plate forming mould counterdie and is communicated with counterdie, and the discharging opening in the injecting mechanism of injection machine will plastify plastics by the hot flow path device and inject in the filter plate mould.Plastic filter plate or plastic plate adopt hot flow path plastic filter plate mould or hot flow path plastic plate mould and injection machine (injection machine is horizontal injection moulding or vertical injection moulding or angle square injection moulding) injection mo(u)lding.

Need to prove: though above-mentioned embodiment is to detailed explanation that the utility model is contrasted; but these explanations only limit to the present embodiment explanation; rather than to restriction of the present utility model; any innovation and creation that do not exceed in the utility model connotation all fall within the protection domain of the present utility model.

Claims (3)

1, a kind of novel plastic filter plate or plate forming device, it is characterized in that being made of hot flow path plastic filter plate mould or hot runner manifold material forming mould and injecting mechanism, the discharging opening of injecting mechanism is directly to the hot-fluid road junction of hot flow path plastic filter plate mould or hot runner manifold material forming mould.

2, novel plastic filter plate according to claim 1 or plate forming device is characterized in that: injecting mechanism is horizontal injection moulding or vertical injection moulding or angle square injection moulding.

3, novel plastic filter plate according to claim 1 or plate forming device; it is characterized in that constituting by hot flow path filter plate mould or plate forming mould, injecting mechanism and hydraulic press; the discharging opening of injecting mechanism is aimed at the hot-fluid road junction of hot flow path filter plate mould or hot runner manifold material forming mould, and hot flow path filter plate mould or hot runner manifold material forming mould are arranged in hydraulic press and are controlled the matched moulds or the die sinking of mould by hydraulic press.