CN209699671U - A kind of high-pressure foam molding die exhaust apparatus - Google Patents
A kind of high-pressure foam molding die exhaust apparatus Download PDFInfo
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- CN209699671U CN209699671U CN201920128734.6U CN201920128734U CN209699671U CN 209699671 U CN209699671 U CN 209699671U CN 201920128734 U CN201920128734 U CN 201920128734U CN 209699671 U CN209699671 U CN 209699671U
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- foaming
- upper mold
- exhaust apparatus
- fixedly connected
- foam molding
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Abstract
The utility model discloses a kind of high-pressure foam molding die exhaust apparatus, belong to foaming mould field, its key points of the technical solution are that, including foaming upper mold and exhaust apparatus, the upper surface of foaming upper mold is disposed with lifting cylinder and foaming filling head from right to left, the movable end of lifting cylinder is fixedly connected with foaming upper mold, and foaming filling head runs through and be fixedly connected on the upper pars intramuralis of foaming upper mold, is fixedly installed with foaming lower die immediately below the upper mold that foams；Exhaust apparatus runs through and is threaded in the upper surface rightmost side of foaming upper mold, and exhaust apparatus includes stubborn cap, exhaust pipe and obstructing tube from top to bottom, and the threaded upper ends of the lower end and exhaust pipe of twisting cap connect, and obstructing tube is welded on the lower end of exhaust pipe.By punching and being arranged exhaust apparatus in upper mold, the gas that foaming is generated is discharged, and can be realized function of the only exhaust without leaking foamed material, solves the exhausting problem of mold.
Description
Technical field
The utility model relates to foaming mould field, in particular to a kind of high-pressure foam molding die exhaust apparatus.
Background technique
The mold of foaming is exactly plastic foaming mould, and foaminess resin is directly inserted in mold, it is heated
Melt, form gas-liquid saturated solution, by nucleation, form a large amount of small complexs, complex increases, and foam plastic is made, and commonly uses
Foaming method there are three types of: physical blowing method, chemical blowing process and mechanical foaming method.Mold includes upper die and lower die, is all had
Fairshaped inner wall, convenient for the flowing of foamed material, when high-pressure foam molding die a kind of widely used foaming molding mold,
It is fast with molding.High-efficient advantage.
But existing high-pressure foam molding die, a large amount of gas can be generated in foaming process, gas is collected at mold
In, high pressure is formed, the proper flow and blistering of foamed material are hindered, causing product to occur, foaming is discontented, and expansion density is uneven
Phenomena such as, it can seriously cause scrap of the product.
Utility model content
In view of the deficienciess of the prior art, the purpose of the utility model is to provide a kind of exhausts of high-pressure foam molding die
Device, by punching and being arranged exhaust apparatus in upper mold, the gas that foaming is generated is discharged, and can be realized only exhaust without leaking
The function of foamed material solves the exhausting problem of mold.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of high-pressure foam molding
The upper surface of Exhaust device of mold, including foaming upper mold and exhaust apparatus, the foaming upper mold is disposed with liter from right to left
Sending down abnormally ascending cylinder and foaming filling head, the movable end of the lifting cylinder are fixedly connected with the foaming upper mold, the foaming filling head
Run through and be fixedly connected on the upper pars intramuralis of the foaming upper mold, is fixedly installed under foaming immediately below the foaming upper mold
Mould；The exhaust apparatus run through and be threaded in it is described foaming upper mold the upper surface rightmost side, the exhaust apparatus from up to
Under include stubborn cap, exhaust pipe and obstructing tube, the lower end of the stubborn cap is connect with the threaded upper ends of the exhaust pipe, the barrier
Pipe is welded on the lower end of the exhaust pipe；The side wall of the exhaust pipe offers multiple penetrating slots, multiple penetrating slots it is interior
Multiple sliding blocks are run through and slidably connect in portion, and the sliding block blocks the penetrating slot, and the sliding block is slided along the vertical direction
Dynamic, the inner wall of the exhaust pipe is provided with multiple convex blocks, is fixedly connected with limit spring between the sliding block and the convex block；Institute
The inner wall for stating obstructing tube is fixedly connected with barrier net and tapetum, and the barrier net is located at the lower section of the tapetum and mutually patch
It closes.
Further, bracket is fixedly connected in the fixing end of the lifting cylinder, the bracket is in " L-type ", by side
It is constituted with end face, the side is fixedly connected with the foaming lower die.
Further, the foaming upper mold upper surface is fixedly connected with automatic injection machine, and the automatic injection machine is located at institute
The rear side for stating foaming filling head, is connected with conveying pipeline between the automatic injection machine and the foaming filling head.
Further, the outer wall of the obstructing tube is provided with sealing ring.
Further, the lower end outer wall of the obstructing tube is provided with screw thread.
Further, the lower end surface of the automatic injection machine is provided with vibration-damped table, the vibration-damped table and the foaming upper mold
It is arranged in parallel.
In conclusion the utility model has the following beneficial effects:
This kind of high-pressure foam molding die exhaust apparatus, turns stubborn cap and to twist cap and pull down sliding block, and sliding block is to moving down
Dynamic, sliding block no longer blocks the penetrating slot of exhaust pipe side wall at this time, so that passing through penetrating slot and the external world inside exhaust apparatus
Atmosphere communicates, so that the gas that mould inside foaming generates passes through the penetrating slot discharge external world after flowing through obstructing tube, solves mold
Exhausting problem, and obstruct net and tapetum and barrier action played to foamed material, foamed material is avoided to enter row with air-flow
In device of air.
Detailed description of the invention
Fig. 1 is the overall structure figure of the utility model；
Fig. 2 is the sectional structure chart when foaming upper mold of the utility model is bonded with foaming lower die；
Fig. 3 is the exhaust apparatus overall structure figure of the utility model；
Fig. 4 is the exhaust apparatus sectional structure chart of the utility model；
Fig. 5 is the sliding block overall structure figure of the utility model.
In figure, 1, foaming upper mold；101, exhaust apparatus；1011, cap is twisted；1012, exhaust pipe；1013, sliding block；1014, it limits
Position spring；1015, obstructing tube；1016, net is obstructed；1017, tapetum；102, lifting cylinder；103, bracket；104, automatic-feeding
Device；105, foam filling head；2, foam lower die.
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.
Embodiment 1
Referring to Fig.1-5, a kind of high-pressure foam molding die exhaust apparatus, including foaming upper mold 1 and exhaust apparatus 101, hair
The upper surface of bubble upper mold 1 is disposed with the type of MAL40 × 50 lifting cylinder 102 and DHV-1218-2K type foaming note from right to left
The movable end of material head 105, lifting cylinder 102 is fixedly connected with foaming upper mold 1, and foaming filling head 105 runs through and is fixedly connected on
The upper pars intramuralis for the upper mold 1 that foams, the underface of foaming upper mold 1 are fixedly installed with foaming lower die 2；Exhaust apparatus 101 runs through and spiral shell
Line is connected to the upper surface rightmost side of foaming upper mold 1, and exhaust apparatus 101 includes stubborn cap 1011, exhaust pipe 1012 from top to bottom
With obstructing tube 1015, the lower end for twisting cap 1011 is connect with the threaded upper ends of exhaust pipe 1012, and obstructing tube 1015 is welded on exhaust pipe
1012 lower end；The side wall of exhaust pipe 1012 offers multiple penetrating slots, and the inside of multiple penetrating slots is run through and slidably connected
Multiple sliding blocks 1013, sliding block 1013 block penetrating slot, and sliding block 1013 slides along the vertical direction, the inner wall of exhaust pipe 1012
Multiple convex blocks are provided with, limit spring 1014 is fixedly connected between sliding block 1013 and convex block；The inner wall of obstructing tube 1015 is fixed
It is connected with barrier net 1016 and tapetum 1017, barrier net 1016 is located at the lower section of tapetum 1017 and is bonded to each other.
By above technical scheme, after starting lifting cylinder 102, the driving foaming upper mold 1 of lifting cylinder 102 is moved down,
Until foaming upper mold 1 is fitted closely with foaming lower die 2, then injects foamed material into mold by the filling head 105 that foams, foam
Material forms in a mold and generates bulk gas, and the air pressure between the upper mold 1 that foams and the lower die 2 that foams increases, at this point, turning stubborn
Cap 1011 makes stubborn cap 1011 move down and press sliding block 1013, and sliding block 1013, which moves down, presses limit spring 1014, limit
Position 1014 forced contraction of spring simultaneously limits the movement of sliding block 1013, while carrying out firm support to sliding block 1013, at this time
Sliding block 1013 no longer blocks the penetrating slot of 1012 side wall of exhaust pipe, so that the inside of exhaust apparatus 101 passes through penetrating slot
It is communicated with ambient atmosphere, so that the gas that mould inside foaming generates passes through the penetrating slot discharge external world after flowing through obstructing tube 1015,
Solves the exhausting problem of mold, and barrier net 1016 avoids foamed material and enters in exhaust apparatus 101,1017 pairs of tapetum hairs
The powdery granule generated when bubble plays absorption barrier action, and foamed material is avoided to enter in exhaust apparatus 101 with air-flow.
Embodiment 2
Referring to Fig.1, a kind of high-pressure foam molding die exhaust apparatus, it is substantially the same manner as Example 1, moreover,
Be fixedly connected with bracket 103 in the fixing end of lifting cylinder 102, bracket 103 is in " L-type ", be made of side and end face, side and
Foaming lower die 2 is fixedly connected, and bracket 103 plays the firm effect to foaming upper mold 1 and the lower die 2 that foams, while realizing dress
Whole integration is set to be fixedly mounted.
Embodiment 3
Referring to Fig.1, a kind of high-pressure foam molding die exhaust apparatus, it is substantially the same manner as Example 1, moreover,
Foaming 1 upper surface of upper mold is fixedly connected with KZ-01 type automatic injection machine 104, and automatic injection machine 104 is located at foaming filling head 105
Rear side, automatic injection machine 104 and foaming filling head 105 between be connected with conveying pipeline, when foaming 105 inside foaming material of filling head
When expecting dosage deficiency, automatic injection machine 104 supplements foamed material into foaming filling head 105 by conveying pipeline, it is ensured that foaming note
105 inside foamed material of material head is sufficient, and the lower end surface of automatic injection machine 104 is provided with vibration-damped table, and vibration-damped table and foaming upper mold 1 are flat
Row setting, it is ensured that automatic injection machine 104 remains stable, avoids that material leakage occurs due to vibration.
Embodiment 4
Referring to Fig. 3 and Fig. 4, a kind of high-pressure foam molding die exhaust apparatus is substantially the same manner as Example 1, further
, the outer wall of obstructing tube 1015 is provided with sealing ring, the leakproofness of exhaust apparatus 101 and 1 junction of upper mold of foaming is improved,
And the lower end outer wall of obstructing tube 1015 is provided with screw thread, realizes exhaust apparatus 101 and is threadedly coupled with foaming upper mold 1, and can
Change the mounting height of exhaust apparatus 101 by turning exhaust apparatus 101, stable structure and convenient for adjusting.
The application method and working principle of a kind of high-pressure foam molding die exhaust apparatus of the utility model are as follows: first
First, start lifting cylinder 102, the driving foaming upper mold 1 of lifting cylinder 102 moves down, until foaming upper mold 1 and foaming lower die 2
It fits closely, then, supplements foamed material by 104 pairs of foaming filling heads 105 of automatic injection machine, then pass through foaming filling head
105 inject foamed material into mold, and foamed material forms in a mold and generate bulk gas, under the upper mold 1 that foams and foaming
Air pressure between mould 2 increases, and then, turns stubborn cap 1011 and stubborn cap 1011 is made to pull down sliding block 1013, sliding block 1013 is downward
Movement presses limit spring 1014, and 1014 forced contraction of limit spring simultaneously limits the movement of sliding block 1013, while to cunning
Block 1013 carries out firm support, and sliding block 1013 no longer blocks the penetrating slot of 1012 side wall of exhaust pipe at this time, so that exhaust
The inside of device 101 is communicated by penetrating slot with ambient atmosphere, followed by the gas that mould inside foaming generates flows through obstructing tube
After 1015, barrier net 1016 avoids foamed material and enters in exhaust apparatus 101, and whens 1017 pairs of tapetum foaming generates powdered
Particle plays absorption barrier action, and foamed material is avoided to enter in exhaust apparatus 101 with air-flow, finally, gas is by penetrating
Slot discharge is extraneous, solves the exhausting problem of mold.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (6)
1. a kind of high-pressure foam molding die exhaust apparatus, including foaming upper mold (1) and exhaust apparatus (101), it is characterised in that:
The upper surface of foaming upper mold (1) is disposed with lifting cylinder (102) and foaming filling head (105) from right to left,
The movable end of the lifting cylinder (102) is fixedly connected with the foaming upper mold (1), the foaming filling head (105) run through and
It is fixedly connected on the upper pars intramuralis of foaming upper mold (1), is fixedly installed with foaming lower die immediately below the foaming upper mold (1)
(2)；
The upper surface rightmost side of foaming upper mold (1), the exhaust dress are run through and be threaded in the exhaust apparatus (101)
(101) are set from top to bottom and include stubborn cap (1011), exhaust pipe (1012) and obstructing tube (1015), under the stubborn cap (1011)
End is connect with the threaded upper ends of the exhaust pipe (1012), and the obstructing tube (1015) is welded under the exhaust pipe (1012)
End；
The side wall of the exhaust pipe (1012) offers multiple penetrating slots, and the inside of multiple penetrating slots is run through and is slidably connected
Have multiple sliding blocks (1013), the sliding block (1013) blocks the penetrating slot, and the sliding block (1013) is along the vertical direction
Sliding, the inner wall of the exhaust pipe (1012) are provided with multiple convex blocks, fixed between the sliding block (1013) and the convex block to connect
It is connected to limit spring (1014)；
The inner wall of the obstructing tube (1015) is fixedly connected with barrier net (1016) and tapetum (1017), the barrier net
(1016) it is located at the lower section of the tapetum (1017) and is bonded to each other.
2. a kind of high-pressure foam molding die exhaust apparatus according to claim 1, it is characterised in that: the lifting cylinder
(102) it is fixedly connected in fixing end bracket (103), the bracket (103) is in " L-type ", is made of side and end face, described
Side is fixedly connected with the foaming lower die (2).
3. a kind of high-pressure foam molding die exhaust apparatus according to claim 1, it is characterised in that: the foaming upper mold
(1) upper surface is fixedly connected with automatic injection machine (104), and the automatic injection machine (104) is located at the foaming filling head (105)
Rear side, be connected with conveying pipeline between the automatic injection machine (104) and the foaming filling head (105).
4. a kind of high-pressure foam molding die exhaust apparatus according to claim 1, it is characterised in that: the obstructing tube
(1015) outer wall is provided with sealing ring.
5. a kind of high-pressure foam molding die exhaust apparatus according to claim 1, it is characterised in that: the obstructing tube
(1015) lower end outer wall is provided with screw thread.
6. a kind of high-pressure foam molding die exhaust apparatus according to claim 3, it is characterised in that: the automatic-feeding
The lower end surface of device (104) is provided with vibration-damped table, and the vibration-damped table is arranged in parallel with the foaming upper mold (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920128734.6U CN209699671U (en) | 2019-01-23 | 2019-01-23 | A kind of high-pressure foam molding die exhaust apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920128734.6U CN209699671U (en) | 2019-01-23 | 2019-01-23 | A kind of high-pressure foam molding die exhaust apparatus |
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| Publication Number | Publication Date |
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| CN209699671U true CN209699671U (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920128734.6U Active CN209699671U (en) | 2019-01-23 | 2019-01-23 | A kind of high-pressure foam molding die exhaust apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170112A (en) * | 2020-09-30 | 2021-01-05 | 马鞍山市龙腾机电科技有限公司 | Mounting structure and method for parking garage gearbox |
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2019
- 2019-01-23 CN CN201920128734.6U patent/CN209699671U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170112A (en) * | 2020-09-30 | 2021-01-05 | 马鞍山市龙腾机电科技有限公司 | Mounting structure and method for parking garage gearbox |
| CN112170112B (en) * | 2020-09-30 | 2022-01-04 | 马鞍山市龙腾机电科技有限公司 | Mounting structure and method for parking garage gearbox |
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