CN213860335U - Hydraulic drive pull-back type microwave heating foaming forming machine - Google Patents
Hydraulic drive pull-back type microwave heating foaming forming machine Download PDFInfo
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- CN213860335U CN213860335U CN201921972605.1U CN201921972605U CN213860335U CN 213860335 U CN213860335 U CN 213860335U CN 201921972605 U CN201921972605 U CN 201921972605U CN 213860335 U CN213860335 U CN 213860335U
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Abstract
The utility model discloses a hydraulic drive pull-back type microwave heating foaming forming machine, including frame, foaming forming mechanism, storage bucket, vacuum cooling device, electric cabinet, hydro-cylinder and hydraulic pressure station, foaming forming mechanism includes solid mould, shifting mold, solid mould framed, shifting mould framed and foaming material filling pipe, every solid mould framed with rather than corresponding shifting mould framed together form a complete mould cavity, every mould cavity corresponds at least one foaming material filling pipe, be equipped with at least one microwave shield cover on the solid mould, be equipped with at least one microwave shield cover that cooperates the microwave shield cover on the shifting mould, shifting mould framed and solid mould framed all adopt high temperature resistant insulating material to make; the fixed die is positioned between the moving die and the oil cylinder, and the oil cylinder drives the moving die to move horizontally. The utility model discloses a microwave heating liquid produces steam cooperation foamed plastic and foams, and simple structure is compact, reduces the whole volume of foaming make-up machine, and the energy consumption is less, and is pollution-free, not only reduces preparation and use cost.
Description
Technical Field
The utility model belongs to plastic products processing field especially relates to a hydraulic drive pull-back formula microwave heating foaming make-up machine.
Background
At present, a foaming forming mechanism of a plastic foaming forming machine generally adopts the way that steam generated by a boiler or a steam generator is fed into a mold cavity and is matched with foaming plastic injected into the mold cavity for foaming, and the boiler or the steam generator generates steam, so that on one hand, the structure is relatively complex, and the integral volume of the foaming forming machine is increased; on the other hand, the boiler needs to use coal or gas, so that the energy consumption is high, the emission can also generate pollution, and the manufacturing and using cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the defect that exists among the above-mentioned prior art and not enough, provide one kind and adopt the microwave heating liquid to produce steam cooperation foaming plastics and foam, simple structure is compact on the one hand, reduces the whole volume of foaming make-up machine, and on the other hand microwave generator only needs to use the electric energy, and the energy consumption is less, and is pollution-free, not only reduces preparation and use cost, moreover energy-concerving and environment-protective hydraulic drive pull-back formula microwave heating foaming make-up machine.
The technical scheme of the utility model: a hydraulic drive pull-back type microwave heating foaming forming machine comprises a rack, a foaming forming mechanism, a charging bucket, a vacuum cooling device, an electric cabinet, a plurality of oil cylinders and a hydraulic station matched with the oil cylinders, wherein the foaming forming mechanism comprises a fixed die, a moving die, at least one fixed die frame fixed on the fixed die, at least one moving die frame fixed on the moving die and at least one foaming material injection pipe arranged on the fixed die, each fixed die frame and the moving die frame corresponding to the fixed die are combined to form a complete die cavity, each die cavity corresponds to at least one foaming material injection pipe, the foaming material injection pipes are used for injecting foaming plastics and liquid into the die cavities, at least one microwave shielding cover is arranged on the fixed die, at least one microwave shielding cover matched with the microwave shielding cover is arranged on the moving die, each microwave shielding cover covers the microwave shielding cover corresponding to form a complete microwave shielding cavity, each mold cavity corresponds to one microwave shielding cavity, each microwave shielding cavity is independently connected with a microwave generator, when the microwave shielding cover covers the microwave shielding cover, the mold moving mold frame and the mold fixing mold frame are just combined together, and the mold moving mold frame and the mold fixing mold frame are both made of high-temperature-resistant insulating materials; the fixed die is positioned between the moving die and the oil cylinder, and the oil cylinder drives the moving die to move horizontally.
The utility model discloses a microwave heating liquid produces steam cooperation foamed plastic and foams, simple structure is compact on the one hand, reduces the whole volume of foaming make-up machine, and on the other hand microwave generator only needs to use the electric energy, and the energy consumption is less, and is pollution-free, not only reduces preparation and use cost, and energy-concerving and environment-protective moreover, every mould cavity corresponds a microwave shielding cavity simultaneously and carries out microwave heating, ensures the product foaming homogeneity in every mould cavity, guarantees product foaming quality.
Preferably, one end of the foaming material injection pipe is provided with an injection head, the injection head sequentially penetrates through the die fixing frame, the microwave shielding cover and the die fixing frame and extends into the die cavity, and the other end of the foaming material injection pipe is provided with an injection port which is respectively connected with the charging basket and the liquid supply tank through pipelines.
The structure ensures the stability and reliability of the foaming plastic and the liquid injected into the cavity of the mould through the foaming material injection pipe.
Preferably, the injection port is arranged obliquely upwards, and the other end of the foaming material injection pipe is also provided with a material gun for driving the foaming plastic and the liquid entering from the injection port into the cavity of the mold; the fixed die frame is fixed on the inner side of the microwave shielding cover through a fixing column, the movable die frame is directly fixed on the inner side of the microwave shielding cover, and a through hole matched with the injection head is formed in the fixed die frame.
The structure ensures the smoothness of the foaming plastic and the liquid injected into the cavity of the mould through the foaming material injection pipe; when the microwave shielding cover is ensured to cover the microwave shielding cover, the mold moving mold frame is well combined with the mold fixing mold frame, and the tightness of the microwave shielding cavity and the mold cavity is ensured.
Preferably, the microwave generator is directly fixed to the microwave shield and emits microwaves into the microwave shield or is connected to the microwave shield through a waveguide and transmits microwaves into the microwave shield.
The structure can make the microwave generator be internally or externally arranged, and meets the requirements of different customers.
Preferably, the frame includes base, top frame, carriage and back seat, gu the mould is vertical to be installed between base and top frame, and is equipped with the perforation of cooperation foaming material injection pipe on the mould admittedly, the storage bucket is installed on the top frame, vacuum cooling device is including installing vacuum pump and vacuum bucket on the base.
The structure ensures that the die fixing, the charging basket and the vacuum cooling device are firmly and reliably installed, and meanwhile, the foaming material injection pipe is convenient to install.
Preferably, the moving die is connected with the rear seat through a guide rod, a cylinder body of the oil cylinder is fixed on the fixed die, and the end part of a piston rod of the oil cylinder is fixed on the moving die through a fixed seat.
The structure ensures that the moving of the moving die is stable and reliable, thereby ensuring the stable and reliable matching between the moving die frame and the fixed die frame.
Preferably, the number of the microwave shielding cavities and the number of the die cavities are 2-5, and each die cavity corresponds to 2-8 foaming material injection pipes.
The structure can design plastic foaming forming machines with different specifications and sizes according to customer requirements on the premise of ensuring the foaming forming efficiency, and the quantity and the position of the foaming material injection pipes can be adjusted according to the specifications and the sizes of the plastic foaming forming machines.
A foam forming method of a hydraulic drive pull-back type microwave heating foam forming machine comprises the following steps:
1) the oil cylinder pulls the movable mould to horizontally move to be close to the fixed mould, so that each microwave shielding cover covers the corresponding microwave shielding cover to form a complete microwave shielding cavity, and at the moment, the movable mould frame and the corresponding fixed mould frame are combined together to form a complete mould cavity;
2) the foaming plastic and the liquid are respectively sent to the injection port through the pipeline to be mixed together and are injected into the cavity of the mold from the foaming material injection pipe through the material gun;
3) starting a microwave generator to emit microwaves into a microwave shielding cavity, allowing the microwaves to penetrate into the mold cavity to heat the foamed plastic and the liquid, evaporating the liquid to form steam to match the foamed plastic for foaming and molding, and then cooling by a vacuum cooling device;
4) after foaming and forming are finished, the oil cylinder pushes the moving die to move horizontally to be far away from the fixed die, so that the moving die frame and the fixed die frame are separated, and a product after foaming and forming is taken out.
Preferably, the mold moving frame and the mold fixing frame are both made of plastic high-temperature-resistant insulating materials.
The utility model discloses a microwave heating liquid produces steam cooperation foamed plastic and foams, simple structure is compact on the one hand, reduces the whole volume of foaming make-up machine, and on the other hand microwave generator only needs to use the electric energy, and the energy consumption is less, and is pollution-free, not only reduces preparation and use cost, and energy-concerving and environment-protective moreover, every mould cavity corresponds a microwave shielding cavity simultaneously and carries out microwave heating, ensures the product foaming homogeneity in every mould cavity, guarantees product foaming quality.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the present invention;
in the figure, 1, a fixed die, 2, a movable die, 3, a microwave generator, 4, a microwave shielding cover, 5, a microwave shielding cover, 6, a fixed die frame, 7, a movable die frame, 8, a foaming material injection pipe, 9, an injection head, 10, an injection port, 11, a material gun, 12, a base, 13, a fixed column, 14, a guide rod, 15, a top frame, 16, a supporting frame, 17, a rear seat, 18, an oil cylinder, 19, a hydraulic station, 20, a fixed seat, 21, a material barrel, 22, a vacuum barrel, 23, a vacuum pump, 24 and an electric cabinet are arranged.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, but the present invention is not limited thereto.
As shown in fig. 1 and 2, a hydraulic drive pull-back type microwave heating foaming forming machine comprises a frame, a foaming forming mechanism arranged on the frame, a charging basket 25, a vacuum cooling device, an electric cabinet 28, a plurality of oil cylinders 18 and a hydraulic station 19 matched with the oil cylinders 18, wherein the foaming forming mechanism comprises a fixed die 1, a movable die 2, two fixed die frames 6 fixed on the fixed die 1, two movable die frames 7 fixed on the movable die 2 and 4 foaming material injection pipes 8 arranged on the fixed die 1, each fixed die frame and the corresponding movable die frame are combined to form a complete die cavity, each die cavity corresponds to 2 foaming material injection pipes 8, the foaming material injection pipes 8 are used for injecting foaming plastics and liquid into the die cavity, two microwave shielding covers 4 are arranged on the fixed die 1, two microwave shielding covers 5 matched with the microwave shielding covers 4 are arranged on the movable die 2, each microwave shielding cover covers the corresponding microwave shielding cover to form a complete microwave shielding cavity, each mold cavity corresponds to one microwave shielding cavity, each microwave shielding cavity is independently connected with the microwave generator 3, and the mold moving mold frame 7 and the mold fixing mold frame 6 are just combined together when the microwave shielding cover 5 covers the microwave shielding cover 4; the fixed die 1 is positioned between the moving die 2 and the oil cylinder 18, and the oil cylinder 18 drives the moving die 2 to move horizontally. One end of the foaming material injection pipe 8 is provided with an injection head 9, the injection head 9 sequentially penetrates through the fixed die 1, the microwave shielding cover 4 and the fixed die frame 6 to extend into the die cavity, the other end of the foaming material injection pipe 8 is provided with an injection port 10, and the injection port 10 is respectively connected with the charging basket 25 and the liquid supply tank through pipelines. The injection opening 10 is arranged obliquely upwards, and the other end of the foaming material injection pipe 8 is also provided with a material gun 11 for driving the foaming plastic and the liquid entering from the injection opening 10 into the cavity of the mold; the fixed mould frame 6 is fixed on the inner side of the microwave shielding cover 4 through a fixed column 13, the movable mould frame 7 is directly fixed on the inner side of the microwave shielding cover 5, and a through hole matched with the injection head 9 is formed in the fixed mould frame 6. The microwave generator 3 is directly fixed to the microwave shield 4 and emits microwaves into the microwave shield 4. The frame includes base 12, top frame 15, carriage 16 and back seat 17, and solid mould 1 is vertical to be installed between base 12 and top frame 15, and is equipped with the perforation of cooperation foaming material filling tube 8 on the solid mould 1, and storage bucket 25 installs on top frame 15, and vacuum cooling device is including installing vacuum pump 27 and vacuum bucket 26 on base 12. The moving die 2 is connected with a rear seat 17 through a guide rod 14, a cylinder body of an oil cylinder 18 is fixed on the fixed die 1, and the end part of a piston rod of the oil cylinder 18 is fixed on the moving die 2 through a fixed seat 20.
A foam forming method of a hydraulic drive pull-back type microwave heating foam forming machine comprises the following steps:
1) the oil cylinder pulls the movable mould to horizontally move to be close to the fixed mould, so that each microwave shielding cover covers the corresponding microwave shielding cover to form a complete microwave shielding cavity, and at the moment, the movable mould frame and the corresponding fixed mould frame are combined together to form a complete mould cavity;
2) the foaming plastic and the liquid are respectively sent to the injection port through the pipeline to be mixed together and are injected into the cavity of the mold from the foaming material injection pipe through the material gun;
3) starting a microwave generator to emit microwaves into a microwave shielding cavity, allowing the microwaves to penetrate into the mold cavity to heat the foamed plastic and the liquid, evaporating the liquid to form steam to match the foamed plastic for foaming and molding, and then cooling by a vacuum cooling device;
4) after foaming and forming are finished, the oil cylinder pushes the moving die to move horizontally to be far away from the fixed die, so that the moving die frame and the fixed die frame are separated, and a product after foaming and forming is taken out.
The mold moving frame 7 and the mold fixing frame 6 are both made of plastic high-temperature-resistant insulating materials.
The vacuum cooling device in the utility model is a conventional vacuum cooling device purchased from the market, so detailed description is not needed.
The utility model discloses a can dispose the PLC controller in the automatically controlled case, only need set up the action parameter, action frequency and action time that can parts such as automatic control microwave generator, hydro-cylinder.
The utility model provides an hydro-cylinder and hydraulic pressure station can adopt cylinder and gas holder to replace, only need design the displacement of moving the mould apart from can realizing with the stroke phase-match of cylinder.
The invention is mainly used for foaming and molding expandable plastic particles such as EPS, EPP, EPTU and the like.
The utility model discloses well liquid that is used for the foaming adopts clean water usually, and liquid supply tank adopts clean water tank usually, and clean water tank generally is the peripheral hardware, annotates the liquid mouth through the pipe connection, sends into liquid mouth department and foamed plastic together into the mould cavity with the water in the water tank through the water pump.
The utility model discloses a microwave heating liquid produces steam cooperation foamed plastic and foams, simple structure is compact on the one hand, reduces the whole volume of foaming make-up machine, and on the other hand microwave generator only needs to use the electric energy, and the energy consumption is less, and is pollution-free, not only reduces preparation and use cost, and energy-concerving and environment-protective moreover, every mould cavity corresponds a microwave shielding cavity simultaneously and carries out microwave heating, ensures the product foaming homogeneity in every mould cavity, guarantees product foaming quality.
Claims (7)
1. The utility model provides a hydraulic drive pull-back formula microwave heating foaming make-up machine, includes the frame, installs the foaming forming mechanism in the frame, storage bucket, vacuum cooling device, electric cabinet and a plurality of hydro-cylinder and the hydraulic pressure station of cooperation hydro-cylinder, foaming forming mechanism is including solid mould, moving the mould, fix at least one solid mould framed on solid mould and fix at least one moving the mould framed on moving the mould and install at least one foaming material injection tube on solid mould, its characterized in that: each fixed mold frame and the corresponding movable mold frame are combined to form a complete mold cavity, each mold cavity corresponds to at least one foaming material injection pipe, the foaming material injection pipes are used for injecting foaming plastics and liquid into the mold cavity, the fixed mold is provided with at least one microwave shielding cover, the movable mold is provided with at least one microwave shielding cover matched with the microwave shielding cover, each microwave shielding cover covers the microwave shielding cover corresponding to the microwave shielding cover to form a complete microwave shielding cavity, each mold cavity corresponds to one microwave shielding cavity, each microwave shielding cavity is independently connected with a microwave generator, the movable mold frame and the fixed mold frame are just combined together when the microwave shielding cover covers the microwave shielding cover, and the movable mold frame and the fixed mold frame are both made of high-temperature-resistant insulating materials; the fixed die is positioned between the moving die and the oil cylinder, and the oil cylinder drives the moving die to move horizontally.
2. The hydraulically driven pull-back type microwave heating foaming molding machine as claimed in claim 1, wherein: and an injection head is arranged at one end of the foaming material injection pipe, the injection head sequentially penetrates through the die fixing frame, the microwave shielding cover and the die fixing frame to extend into the die cavity, and an injection port is arranged at the other end of the foaming material injection pipe and is respectively connected with the charging basket and the liquid supply tank through pipelines.
3. The hydraulically driven pull-back type microwave heating foaming molding machine as claimed in claim 2, wherein: the injection opening is arranged obliquely upwards, and the other end of the foaming material injection pipe is also provided with a material gun for driving foaming plastic and liquid entering from the injection opening into the cavity of the mold; the fixed die frame is fixed on the inner side of the microwave shielding cover through a fixing column, the movable die frame is directly fixed on the inner side of the microwave shielding cover, and a through hole matched with the injection head is formed in the fixed die frame.
4. The hydraulically driven pull-back type microwave heating foaming molding machine as claimed in claim 1, wherein: the microwave generator is directly fixed on the microwave shielding cover and emits microwaves into the microwave shielding cover or is connected to the microwave shielding cover through a waveguide tube and transmits the microwaves into the microwave shielding cover.
5. The hydraulically driven pull-back type microwave heating foaming molding machine as claimed in claim 1, wherein: the frame includes base, top frame, carriage and back seat, gu the mould is vertical to be installed between base and top frame, and is equipped with the perforation of cooperation foaming material injection pipe on the mould admittedly, the storage bucket is installed on the top frame, vacuum cooling device is including installing vacuum pump and vacuum bucket on the base.
6. The hydraulically driven pull-back type microwave heating foaming molding machine as claimed in claim 5, wherein: the moving die is connected with the rear seat through a guide rod, the cylinder body of the oil cylinder is fixed on the fixed die, and the end part of the piston rod of the oil cylinder is fixed on the moving die through a fixed seat.
7. The hydraulically driven pull-back type microwave heating foaming molding machine as claimed in claim 1, wherein: the number of the microwave shielding cavities and the number of the die cavities are 2-5, and each die cavity corresponds to 2-8 foaming material injection pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921972605.1U CN213860335U (en) | 2019-11-15 | 2019-11-15 | Hydraulic drive pull-back type microwave heating foaming forming machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921972605.1U CN213860335U (en) | 2019-11-15 | 2019-11-15 | Hydraulic drive pull-back type microwave heating foaming forming machine |
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| CN213860335U true CN213860335U (en) | 2021-08-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810014A (en) * | 2019-11-15 | 2021-05-18 | 杭州高福机械制造有限公司 | Hydraulic drive pull-back type microwave heating foaming forming machine and foaming forming method thereof |
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2019
- 2019-11-15 CN CN201921972605.1U patent/CN213860335U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810014A (en) * | 2019-11-15 | 2021-05-18 | 杭州高福机械制造有限公司 | Hydraulic drive pull-back type microwave heating foaming forming machine and foaming forming method thereof |
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