CN208558092U - A kind of shaping mould group of polyethylene foam sheet - Google Patents
A kind of shaping mould group of polyethylene foam sheet Download PDFInfo
- Publication number
- CN208558092U CN208558092U CN201820309918.8U CN201820309918U CN208558092U CN 208558092 U CN208558092 U CN 208558092U CN 201820309918 U CN201820309918 U CN 201820309918U CN 208558092 U CN208558092 U CN 208558092U
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- China
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- cope plate
- template
- fixedly mounted
- inner membrance
- foam sheet
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- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of shaping mould groups of polyethylene foam sheet, including cope plate, middle template and lower template, the bottom of middle template is connected to the upper surface of lower template, the bottom of cope plate is connected at the top of middle template, the upper surface of cope plate is provided with sprue, sprue is fixedly mounted on cope plate, and the upper surface of cope plate is provided with heat release hole, and heat release hole insertion is arranged in cope plate.The shaping mould group of this kind of polyethylene foam sheet; the lower end of charging spreader is provided with buffering mold insert; and buffering mold insert is in serpentine shape; mold insert is buffered by serpentine shape effectively to buffer the pressure of discharging; when foam material passes through spreader; at this time; since buffering mold insert is in serpentine shape; pressure of the foam material in buffering mold insert slowly becomes smaller; foam material is set to be sent into shaping mold cavity safely; when avoiding discharging spreader occur fractureing, buckling phenomenon, to play a protective role for foam sheet metal forming, and then improve the molding working efficiency of cystosepiment.
Description
Technical field
The utility model relates to shaping mould technical group field, the shaping mould group of specially a kind of polyethylene foam sheet.
Background technique
Polystyrene foam plate --- also known as cystosepiment, EPS sheet are gathered by the expandability containing volatile fluid foaming agent
Styrene beads, the white object of hot briquetting in a mold after heated pre- hair, have the design feature of fine closed pore, mainly
For construction wall, roof heat insulation, composite plate heat preservation, freezer, air-conditioning, vehicle, ship insulation, floor heating, decoration
The purposes such as engraving are very extensive.
But the shaping mould composing type Shi Yiyu inner membrance of existing polyethylene foam sheet generates friction, and when discharging easily rolls over
Disconnected, buckling phenomenon, after shaping mould group long-time use, inside has remaining magnetism, and when charging easily leads to putty, and cystosepiment
It is even to form uneven heating, cystosepiment quality is caused to decline.
Utility model content
The purpose of this utility model is to provide a kind of shaping mould groups of polyethylene foam sheet, to solve above-mentioned background technique
Easily occur fractureing when the discharging of middle proposition, buckling phenomenon, inside has remaining magnetism, and foam sheet metal forming uneven heating is even to ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of shaping mould group of polyethylene foam sheet,
Including cope plate, middle template and lower template, the bottom of the middle template is connected to the upper surface of lower template, the top of the middle template
Portion is connected to the bottom of cope plate, and the upper surface of the cope plate is provided with sprue, and the sprue is fixedly mounted on upper mold
On plate, the upper surface of the cope plate is provided with heat release hole, and the heat release hole insertion is arranged in cope plate, the cope plate
Side close to middle template is provided with side plate, and the side plate is fixedly mounted in middle template, the row of being provided on the outside of the side plate
Stomata, the gas vent are welded on side plate, and the front of the middle template is provided with fixed plate, and the fixed plate is fixedly mounted on
In middle template, through-hole is provided on the outside of the middle template, the through-hole is through being connected in middle template, and the lower template is just
Face is provided with constant temperature controller, and the constant temperature controller is fixedly mounted in lower template, and being internally provided with for the lower template is interior
Film, the inner membrance insertion are arranged in cope plate, and the inner membrance is internally provided with twin shaft cylinder, the fixed peace of the twin shaft cylinder
In inner membrance, the inner membrance is internally provided with heating system, and the heating system is welded in inner membrance, the inner membrance it is interior
Portion is provided with conveying pipeline, and the conveying pipeline is threaded in inner membrance, and the two sides of the cope plate are provided with vacuum evacuation
Device, the vacuum evacuation device are fixedly mounted on cope plate, and the inner wall of the cope plate is provided with charging spreader, the charging
Spreader is fixedly mounted in cope plate, and the cope plate is internally provided with shaping mold cavity, and the shaping mold cavity is through setting
In cope plate.
Further, the lower end of the charging spreader is provided with buffering mold insert, the buffering mold insert and charging spreader
It is flexibly connected, and buffering mold insert is in serpentine shape.
Further, the inner wall of the cope plate is provided with glaze layer and demagnetization surface layer, the glaze layer and demagnetization
Surface layer is fitted closely with cope plate, and the bottom of glaze layer is arranged in surface layer of demagnetizing, and glaze layer and demagnetization surface layer are equal
The even inner wall for being distributed in cope plate.
Further, the cope plate is internally provided with nitrogen injection pipe, and the nitrogen injection pipe is fixedly mounted on
In template, and nitrogen injection pipe is evenly distributed on the inside of cope plate.
Further, it is provided with vacuum tube on the inside of the vacuum evacuation device, the vacuum tube is welded on vacuum evacuation device
On, and vacuum tube is symmetrically distributed in the inside of cope plate.
Further, be provided with buffer spring in the middle part of the conveying pipeline, the buffer spring be fixedly mounted on two groups it is defeated
In expects pipe, and buffer spring is provided with multiple groups.
Further, the surrounding of the cope plate is provided with sealing ring, and the sealing ring is fitted closely with cope plate, and
Sealing ring matches with cope plate, middle template and lower template.
Further, the inner membrance is internally provided with heating coil, and the heating coil is fixedly mounted in inner membrance, and heats
Circle is distributed in the inside of inner membrance in " helical form ".
Compared with prior art, the utility model has the beneficial effects that the shaping mould group of this kind of polyethylene foam sheet, charging
The lower end of spreader is provided with buffering mold insert, and buffering mold insert is in serpentine shape, buffers mold insert effectively to out by serpentine shape
The pressure of material is buffered, when foam material passes through spreader, at this point, foam material is buffering since buffering mold insert is in serpentine shape
Pressure in mold insert slowly becomes smaller, and so that foam material is sent into shaping mold cavity safely, spreader occurs fractureing, be bent when avoiding discharging
Phenomenon to play a protective role for foam sheet metal forming, and then improves the molding working efficiency of cystosepiment, and the inner wall of cope plate is set
It is equipped with glaze layer and demagnetization surface layer, and the bottom of glaze layer, and glaze layer and demagnetization surface layer is arranged in surface layer of demagnetizing
It is uniformly distributed the inner wall of cope plate, is effectively demagnetized to shaping mold cavity by glaze layer and demagnetization surface layer, and prevent
There is pinning phenomenon in shaping mold cavity inner wall and cystosepiment, thus increase the molding working efficiency of cystosepiment, the inside setting of inner membrance
There is heating coil, and heating coil is distributed in the inside of inner membrance in " helical form ", effectively inner membrance 7 uniformly add by heating coil
Heat is effectively carried out evenly dispersed, makes the thermal homogenization of inner membrance by heat since heating coil is in " helical form ", and then in making
Portion's foam material thermally equivalent foaming, to increase the molding working efficiency of cystosepiment.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the cope plate schematic internal view of the utility model；
Fig. 3 is the lower template overhead sectional view of the utility model.
In figure: 1, cope plate, 101, sprue, 102, heat release hole, 103, charging spreader, 1031, buffering mold insert, 104,
Glaze layer, 105, nitrogen injection pipe, 1051, shaping mold cavity, 106, demagnetization surface layer, 107, sealing ring, 108, vacuum evacuation device,
109, vacuum tube, 2, side plate, 201, gas vent, 3, middle template, 301, through-hole, 4, fixed plate, 5, lower template, 6, thermostatic control
Device, 7, inner membrance, 701, heating coil, 702, twin shaft cylinder, 703, conveying pipeline, 7031, buffer spring, 704, heating system.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of shaping mould group of polyethylene foam sheet, packet
Cope plate 1, middle template 3 and lower template 5 are included, the bottom of middle template 3 is connected to the upper surface of lower template 5, and the top of middle template 3 connects
It connects in the bottom of cope plate 1, the upper surface of cope plate 1 is provided with sprue 101, and sprue 101 is fixedly mounted on cope plate 1
On, the upper surface of cope plate 1 is provided with heat release hole 102, and the insertion of heat release hole 102 is arranged in cope plate 1, cope plate 1 it is close
The side of middle template 3 is provided with side plate 2, and side plate 2 is fixedly mounted in middle template 3, and the outside of side plate 2 is provided with gas vent
201, gas vent 201 is welded on side plate 2, and the front of middle template 3 is provided with fixed plate 4, and fixed plate 4 is fixedly mounted on middle mould
On plate 3, the outside of middle template 3 is provided with through-hole 301, and through being connected in middle template 3, the front of lower template 5 is arranged through-hole 301
There is constant temperature controller 6, constant temperature controller 6 is fixedly mounted in lower template 5, and lower template 5 is internally provided with inner membrance 7, inner membrance 7
Insertion is arranged in cope plate 1, and inner membrance 7 is internally provided with twin shaft cylinder 702, and twin shaft cylinder 702 is fixedly mounted on inner membrance 7
In, inner membrance 7 is internally provided with heating system 704, and heating system 704 is welded in inner membrance 7, and the inside of inner membrance 7 is provided with
Conveying pipeline 703, conveying pipeline 703 are threaded in inner membrance 7, and the two sides of cope plate 1 are provided with vacuum evacuation device 108, vacuum
Soaker 108 is fixedly mounted on cope plate 1, and the inner wall of cope plate 1 is provided with charging spreader 103, and charging spreader 103 is solid
Dingan County is in cope plate 1, and cope plate 1 is internally provided with shaping mold cavity 1051, and shaping mold cavity 1051 is through setting in upper mold
In plate 1.
Further, the lower end for feeding spreader 103 is provided with buffering mold insert 1031, and buffering mold insert 1031 and charging shunt
Cone 103 is flexibly connected, and buffering mold insert 1031 is in serpentine shape, buffers mold insert 1031 effectively to the pressure of discharging by serpentine shape
Power is buffered, when foam material passes through spreader 103, at this point, foam material is slow since buffering mold insert 1031 is in serpentine shape
The pressure rushed in mold insert 1031 slowly becomes smaller, and foam material is made to be sent into shaping mold cavity 1051, spreader 103 when avoiding discharging safely
Appearance fractures, buckling phenomenon, to play a protective role for foam sheet metal forming, and then improves the molding working efficiency of cystosepiment.
Further, the inner wall of cope plate 1 is provided with glaze layer 104 and demagnetization surface layer 106, glaze layer 104 and moves back
Magnetic surface layer 106 is fitted closely with cope plate 1, and the bottom of glaze layer 104, and glaze layer is arranged in surface layer 106 of demagnetizing
104 and demagnetization surface layer 106 be uniformly distributed the inner wall of cope plate 1, by glaze layer 104 and demagnetization surface layer 106 effectively at
Pattern chamber 1051 demagnetizes, and prevents 1051 inner wall of shaping mold cavity and cystosepiment from pinning phenomenon occur, to increase foam
The working efficiency of sheet metal forming.
Further, cope plate 1 is internally provided with nitrogen injection pipe 105, and nitrogen injection pipe 105 is fixedly mounted on
In template 1, and nitrogen injection pipe 105 is evenly distributed on the inside of cope plate 1, effectively sprays nitrogen by nitrogen injection pipe 105
Gas to play a protective role when to foam sheet metal forming, and then increases the molding working efficiency of cystosepiment.
Further, the inside for being vacuum-evacuated device 108 is provided with vacuum tube 109, and vacuum tube 109 is welded on vacuum evacuation
On device 108, and vacuum tube 109 is symmetrically distributed in the inside of distribution cope plate 1, by vacuum tube 109 effectively by shaping mold cavity
Air discharge inside 1051, vacuum evacuation device 108 are used as power, the air inside shaping mold cavity 1051 are made to be discharged to gas vent
201, to keep the cleaning inside shaping mold cavity 1051, and then increase the molding quality of cystosepiment.
Further, the middle part of conveying pipeline 703 is provided with buffer spring 7031, and buffer spring 7031 is fixedly mounted on two
In group conveying pipeline 703, and buffer spring 7031 is provided with multiple groups, is effectively carried out to the pressure of discharging by buffer spring 7031
Buffering so that conveying pipeline 703 reaches protective effect, and then increases the service life of conveying pipeline 703.
Further, the surrounding of cope plate 1 is provided with sealing ring 107, and sealing ring 107 is fitted closely with cope plate 1, and
Sealing ring 107 matches with cope plate 1, middle template 3 and lower template 5, by sealing ring 107 effectively by cope plate 1, middle mould
Plate 3 and lower template 5 are sealed, and prevent from generating gas leak phenomenon between cope plate 1, middle template 3 and lower template 5, to reach close
Envelope effect.
Further, inner membrance 7 is internally provided with heating coil 701, and heating coil 701 is fixedly mounted in inner membrance 7, and heats
Circle 701 is distributed in the inside of inner membrance 7 in " helical form ", is effectively evenly heated to inner membrance 7 by heating coil 701, due to
Heating coil 701 is in " helical form ", effectively carries out heat evenly dispersed, makes the thermal homogenization of inner membrance 7, and then make internal bubble
Foam material thermally equivalent foaming, to increase the molding working efficiency of cystosepiment.
Working principle: firstly, into the glaze layer 104 and demagnetization face for before foam material, observing 1051 inner wall of shaping mold cavity
Whether layer 106 is safe, then will be sealed cope plate 1, middle template 3 and lower template 5 by sealing ring 107, at this point, sealing
Circle 107 fits closely cope plate 1, middle template 3 and lower template 5 together, has no cope plate 1, middle template 3 and lower template 5 carefully
Seam, then, the air inside shaping mold cavity 1051 is discharged by vacuum tube 109, makes shaping mould by starting vacuum evacuation device 108
Vacuum is reached inside chamber 1051, the dust of shaping mold cavity 1051 is cleaned, secondly, making to steep by two groups of twin shaft cylinders 702
Foam material send to heating coil 701 and is heated, at this point, the pressure to be discharged by 7031 Duis of buffer spring buffers, thus conveying
Pipe 703 reaches protective effect, and while heating, foam material reaches at charging spreader 103 foam material, due to buffering mold insert
1031 be in serpentine shape, and pressure of the foam material in buffering mold insert 1031 is slowly slight, and foam material is made to be sent into shaping mold cavity safely
1051, at this moment, temperature is adjusted in control constant temperature controller 6, until foam sheet metal forming, then is taken out.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of shaping mould group of polyethylene foam sheet, including cope plate (1), middle template (3) and lower template (5), feature exists
In: the bottom of the middle template (3) is connected to the upper surface of lower template (5), is connected to cope plate at the top of the middle template (3)
(1) upper surface of bottom, the cope plate (1) is provided with sprue (101), and the sprue (101) is fixedly mounted on
In template (1), the upper surface of the cope plate (1) is provided with heat release hole (102), and heat release hole (102) insertion is arranged upper
In template (1), the side close to middle template (3) of the cope plate (1) is provided with side plate (2), and the side plate (2) is fixedly mounted
It on middle template (3), is provided with gas vent (201) on the outside of the side plate (2), the gas vent (201) is welded on side plate (2)
On, the front of the middle template (3) is provided with fixed plate (4), and the fixed plate (4) is fixedly mounted on middle template (3), described
It is provided with through-hole (301) on the outside of middle template (3), the through-hole (301), which is run through, to be connected in middle template (3), the lower template
(5) front is provided with constant temperature controller (6), and the constant temperature controller (6) is fixedly mounted in lower template (5), the lower die
Plate (5) is internally provided with inner membrance (7), and inner membrance (7) insertion is arranged in cope plate (1), and the inside of the inner membrance (7) is set
It is equipped with twin shaft cylinder (702), the twin shaft cylinder (702) is fixedly mounted in inner membrance (7), the inside setting of the inner membrance (7)
Have heating system (704), the heating system (704) is welded in inner membrance (7), and the inside of the inner membrance (7) is provided with defeated
Expects pipe (703), the conveying pipeline (703) are threaded in inner membrance (7), and the two sides of the cope plate (1) are provided with vacuum
Soaker (108), the vacuum evacuation device (108) are fixedly mounted on cope plate (1), the inner wall setting of the cope plate (1)
Have charging spreader (103), the charging spreader (103) is fixedly mounted in cope plate (1), the cope plate (1) it is interior
Portion is provided with shaping mold cavity (1051), and the shaping mold cavity (1051) is through setting in cope plate (1).
2. a kind of shaping mould group of polyethylene foam sheet according to claim 1, it is characterised in that: the charging spreader
(103) lower end is provided with buffering mold insert (1031), and the buffering mold insert (1031) is flexibly connected with charging spreader (103),
And buffering mold insert (1031) is in serpentine shape.
3. a kind of shaping mould group of polyethylene foam sheet according to claim 1, it is characterised in that: the cope plate (1)
Inner wall be provided with glaze layer (104) and demagnetization surface layer (106), the glaze layer (104) and demagnetize surface layer (106) with it is upper
Template (1) fits closely, and surface layer (106) setting of demagnetizing is in the bottom of glaze layer (104), and glaze layer (104) and
Demagnetization surface layer (106) is evenly distributed on the inner wall of cope plate (1).
4. a kind of shaping mould group of polyethylene foam sheet according to claim 1, it is characterised in that: the cope plate (1)
Be internally provided with nitrogen injection pipe (105), the nitrogen injection pipe (105) is fixedly mounted in cope plate (1), and nitrogen infuse
Enter the inside that pipe (105) is evenly distributed on cope plate (1).
5. a kind of shaping mould group of polyethylene foam sheet according to claim 1, it is characterised in that: the vacuum evacuation device
(108) it is provided on the inside of vacuum tube (109), the vacuum tube (109) is welded in vacuum evacuation device (108), and vacuum tube
(109) it is symmetrically distributed in the inside of cope plate (1).
6. a kind of shaping mould group of polyethylene foam sheet according to claim 1, it is characterised in that: the conveying pipeline
(703) it is provided in the middle part of buffer spring (7031), the buffer spring (7031) is fixedly mounted on two groups of conveying pipelines (703)
In, and buffer spring (7031) is provided with multiple groups.
7. a kind of shaping mould group of polyethylene foam sheet according to claim 1, it is characterised in that: the cope plate (1)
Surrounding be provided with sealing ring (107), the sealing ring (107) fits closely with cope plate (1), and sealing ring (107) with
Cope plate (1), middle template (3) and lower template (5) match.
8. a kind of shaping mould group of polyethylene foam sheet according to claim 1, it is characterised in that: the inner membrance (7)
It is internally provided with heating coil (701), the heating coil (701) is fixedly mounted in inner membrance (7), and heating coil (701) is in " spiral
Shape " is distributed in the inside of inner membrance (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820309918.8U CN208558092U (en) | 2018-02-24 | 2018-02-24 | A kind of shaping mould group of polyethylene foam sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820309918.8U CN208558092U (en) | 2018-02-24 | 2018-02-24 | A kind of shaping mould group of polyethylene foam sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208558092U true CN208558092U (en) | 2019-03-01 |
Family
ID=65453133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820309918.8U Expired - Fee Related CN208558092U (en) | 2018-02-24 | 2018-02-24 | A kind of shaping mould group of polyethylene foam sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208558092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953315A (en) * | 2022-05-12 | 2022-08-30 | 格力电器（武汉）有限公司 | Vacuum foaming device and foaming method |
-
2018
- 2018-02-24 CN CN201820309918.8U patent/CN208558092U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953315A (en) * | 2022-05-12 | 2022-08-30 | 格力电器（武汉）有限公司 | Vacuum foaming device and foaming method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20200224 |