CN109262994A - A kind of exhaust structure of plastic mould - Google Patents
A kind of exhaust structure of plastic mould Download PDFInfo
- Publication number
- CN109262994A CN109262994A CN201811368962.7A CN201811368962A CN109262994A CN 109262994 A CN109262994 A CN 109262994A CN 201811368962 A CN201811368962 A CN 201811368962A CN 109262994 A CN109262994 A CN 109262994A
- Authority
- CN
- China
- Prior art keywords
- snorkel
- plectane
- arc groove
- outside
- plastic mould
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/34—Moulds having venting means
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to plastic mould technical fields, especially a kind of exhaust structure of plastic mould, including snorkel, upper mold and lower die, level offers arc groove in the middle part of the upper mold lower end, the upper center level of the lower die offers lower arcuate slot, the lower arcuate slot is connected with upper arc groove with molding room, the snorkel is opening setting close to one end of molding room, the snorkel has permeable membrane close to snorkel one end compound sticking, multiple through-holes are offered on the outside of the snorkel, one end inside the snorkel close to through-hole is provided with sliding equipment, the sliding equipment includes the plectane being slidably arranged on the inside of snorkel, run through the circular hole of plectane there are two opening up on the plectane, one end level is welded with two round bars inside the snorkel, reset bullet is provided between the plectane side and snorkel interior side Spring.Structure of the invention is stablized, and gas is discharged according to the pressure of mould inside, and the effect being vented is good.
Description
Technical field
The present invention relates to plastic mould technical field more particularly to a kind of exhaust structures of plastic mould.
Background technique
Plastic mould, is in plastics processing industry and plastic molding press is mating, assigns plastic products with complete configuration and essence
The tool of true size, since plastics variety and processing method are various, the structure of plastic molding press and plastic products is again complicated and simple different,
So the type and structure of plastic mould are also diversified.
Plastic rubber mold structure stability on existing market is poor, can not be timely by mold during inciting somebody to action plastics
Interior gas excludes, and while cannot be guaranteed so as to cause the quality of product, the heat of mould inside can not exclude in time, lead
It causes internal cooling time too long, to influence processing effect, therefore is unfavorable for promoting.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of exhaust of the plastic mould proposed
Structure.
To achieve the goals above, present invention employs following technical solutions:
A kind of exhaust structure of plastic mould, including snorkel, upper mold and lower die are designed, and upper mold and lower die pass through hinge
Joint chair is connected, and molding room is provided between the upper mold and lower die, and the upper mold upper center is equipped with feeding inlet, and pan feeding
Mouth is connected with molding room, and level offers arc groove in the middle part of the upper mold lower end, and the upper center level of the lower die is opened
Equipped with lower arcuate slot, and lower arcuate slot is identical setting, the lower arcuate slot and upper arc groove and molding room's phase with upper arc groove
Connection, and snorkel is plugged between lower arcuate slot and upper arc groove, the snorkel is that opening is set close to one end of molding room
It sets, the snorkel has permeable membrane close to snorkel one end compound sticking, multiple through-holes is offered on the outside of the snorkel, and logical
Hole is located at the outside of upper arc groove, and one end of close through-hole is provided with sliding equipment, the sliding equipment inside the snorkel
Including the plectane being slidably arranged on the inside of snorkel, and plectane matches with the size on the inside of snorkel, opens up on the plectane
There are two the circular hole for running through plectane, one end level is welded with two round bars inside the snorkel, and the round bar extends through circle
Hole and the other side for extending to plectane, and circular hole and round bar clearance fit, between the plectane side and snorkel interior side
It is provided with reset spring, and reset spring is located at the outside of round bar.
Preferably, the outer sheath of the plectane is equipped with sealing ring, the outside of the sealing ring and the inner surface phase of snorkel
Contact, and snorkel inside division is sealed independent spaces at two by sealing ring and plectane.
Preferably, the end of the round bar is fixedly installed with limited block, and the diameter of limited block is greater than the diameter of round bar.
Preferably, the outer middle side part of the snorkel is fixedly installed with handle, and handle is located at the outside of lower arcuate slot.
A kind of exhaust structure of plastic mould proposed by the present invention, beneficial effect are: the exhaust structure of the plastic mould
It can be radiated in time according to the pressure of mould inside to heat, while shortening mold cooling time, it is also possible that
During to plastic cement processing injection molding, raw material can be full of entire molding room, so that the matter that mold processes product
Amount more preferably, therefore is conducive to promote.
Detailed description of the invention
Fig. 1 is a kind of structure front view of the exhaust structure of plastic mould proposed by the present invention.
Fig. 2 is a kind of structural side view of the exhaust structure of plastic mould proposed by the present invention.
Fig. 3 is a kind of schematic enlarged-scale view in the portion A of the exhaust structure of plastic mould proposed by the present invention.
In figure: upper mold 1, lower arcuate slot 2, sliding equipment 3, round bar 31, circular hole 32, plectane 33, reset spring 34, lower die 4,
Permeable membrane 5, snorkel 6, through-hole 7, upper arc groove 8, feeding inlet 9, sealing ring 10, limited block 11, handle 12, molding room 13.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of exhaust structure of plastic mould, including snorkel 6, upper mold 1 and lower die 4, and upper mold 1 with
Lower die 4 is connected by hinged seat, and molding room 13 is provided between upper mold 1 and lower die 4, and 1 upper center of upper mold is equipped with pan feeding
Mouth 9, and feeding inlet 9 is connected with molding room 13, plastic material is injected into molding room 13 in the state of high pressure, by feeding inlet 9
It is interior, so as to be processed to plastic cement.
Level offers arc groove 8 in the middle part of 1 lower end of upper mold, and the upper center level of lower die 4 offers lower arcuate slot 2,
And lower arcuate slot 2 is identical setting with upper arc groove 8, lower arcuate slot 2 is connected with upper arc groove 8 with molding room 13, and ventilates
Pipe 6 is plugged between lower arcuate slot 2 and upper arc groove 8, and snorkel 6 is opening setting, snorkel 6 close to one end of molding room 13
It is plugged between lower arcuate slot 2 and upper arc groove 8, can be improved the stability of snorkel 6, to the gas generated in plastic cement processing
And the gas that mould inside is originally present, the external world is all excluded by snorkel 6, so as to effectively improve product processing
Effect.
Snorkel 6 has permeable membrane 5 close to 6 one end compound sticking of snorkel, and multiple through-holes 7 are offered on the outside of snorkel 6, and
Through-hole 7 is located at the outside of upper arc groove 8, and 6 inside of snorkel is provided with sliding equipment 3, sliding equipment 3 close to one end of through-hole 7
Plectane 33 including being slidably arranged in 6 inside of snorkel, and plectane 33 and the size of 6 inside of snorkel match, on plectane 33
It opens up there are two the circular hole 32 for running through plectane 33,6 inside one end level of snorkel is welded with two round bars 31, and round bar 31 passes through respectively
It wears circular hole 32 and extends to the other side of plectane 33, and circular hole 32 and 31 clearance fit of round bar, in 33 side of plectane and snorkel 6
Reset spring 34 is provided between portion side, and reset spring 34 is located at the outside of round bar 31, permeable membrane 5 can be effectively by gas
Snorkel 6 is discharged into, and raw material stays in inside molding room 13, after gas enters snorkel 6, will lead to the pressure inside snorkel 6
Increase, enable to plectane 33 mobile in snorkel 6, when plectane 33 is moved to the side of through-hole 7, so that through-hole 7 is by leading to
Tracheae 6 is connected with molding room 13, the external world effectively can be discharged in gas, after gas is drained, plectane 31 is in reset spring
It under the action of 34, sets back, reduces the difficulty of operation, it is good to the effect of the discharge of gas during being somebody's turn to do, and stable structure.
The outer sheath of plectane 33 is equipped with sealing ring 10, and the outside of sealing ring 10 is in contact with the inner surface of snorkel 6, and close
6 inside division of snorkel is sealed independent spaces at two with plectane 33 by seal 10, and the design of sealing ring 10 can be improved dress
Whole air-tightness is set, so that the movement of plectane 31 is more smooth.
The end of round bar 31 is fixedly installed with limited block 11, and the diameter of limited block 11 is greater than the diameter of round bar 31, limit
Block 11 can effectively prevent plectane 31 from skidding off from round bar 31.
The outer middle side part of snorkel 6 is fixedly installed with handle 12, and handle 12 is located at the outside of lower arcuate slot 2, handle 12
Design, can convenient for snorkel 6 remove.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of exhaust structure of plastic mould, including snorkel (6), upper mold (1) and lower die (4), and upper mold (1) and lower die
(4) it is connected by hinged seat, is provided with molding room (13) between the upper mold (1) and lower die (4), upper mold (1) upper end
Middle part is equipped with feeding inlet (9), and feeding inlet (9) is connected with molding room (13), which is characterized in that upper mold (1) lower end
Middle part level offers arc groove (8), and the upper center level of the lower die (4) offers lower arcuate slot (2), and arc lower
Slot (2) is identical setting with upper arc groove (8), and the lower arcuate slot (2) is connected with upper arc groove (8) with molding room (13),
And snorkel (6) is plugged between lower arcuate slot (2) and upper arc groove (8), the one of the snorkel (6) close molding room (13)
End is opening setting, and the snorkel (6) has permeable membrane (5) close to snorkel (6) one end compound sticking, the snorkel (6)
Outside offers multiple through-holes (7), and through-hole (7) is located at the outside of upper arc groove (8), and the snorkel (6) is internal close to logical
The one end in hole (7) is provided with sliding equipment (3), and the sliding equipment (3) includes the plectane being slidably arranged on the inside of snorkel (6)
(33), and plectane (33) matches with the size on the inside of snorkel (6), opens up that there are two through plectane on the plectane (33)
(33) circular hole (32), the internal one end level of the snorkel (6) are welded with two round bars (31), and the round bar (31) is passed through respectively
It wears circular hole (32) and extends to the other side of plectane (33), and circular hole (32) and round bar (31) clearance fit, the plectane (33)
It is provided with reset spring (34) between side and snorkel (6) interior side, and reset spring (34) is located at the outer of round bar (31)
Side.
2. a kind of exhaust structure of plastic mould according to claim 1, which is characterized in that the outside of the plectane (33)
Be arranged with sealing ring (10), the outside of the sealing ring (10) is in contact with the inner surface of snorkel (6), and sealing ring (10) with
Plectane (33) is by snorkel (6) inside division at two independent spaces of sealing.
3. a kind of exhaust structure of plastic mould according to claim 1, which is characterized in that the end of the round bar (31)
It is fixedly installed with limited block (11), and the diameter of limited block (11) is greater than the diameter of round bar (31).
4. a kind of exhaust structure of plastic mould according to claim 1, which is characterized in that outside the snorkel (6)
Middle side part is fixedly installed with handle (12), and handle (12) is located at the outside of lower arcuate slot (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368962.7A CN109262994A (en) | 2018-11-16 | 2018-11-16 | A kind of exhaust structure of plastic mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368962.7A CN109262994A (en) | 2018-11-16 | 2018-11-16 | A kind of exhaust structure of plastic mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109262994A true CN109262994A (en) | 2019-01-25 |
Family
ID=65189950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811368962.7A Pending CN109262994A (en) | 2018-11-16 | 2018-11-16 | A kind of exhaust structure of plastic mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109262994A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114939963A (en) * | 2022-05-11 | 2022-08-26 | 株洲时代瑞唯减振装备有限公司 | Flash-free exhaust device and exhaust method for high polymer product |
-
2018
- 2018-11-16 CN CN201811368962.7A patent/CN109262994A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114939963A (en) * | 2022-05-11 | 2022-08-26 | 株洲时代瑞唯减振装备有限公司 | Flash-free exhaust device and exhaust method for high polymer product |
| CN114939963B (en) * | 2022-05-11 | 2023-10-03 | 株洲时代瑞唯减振装备有限公司 | Flash-free exhaust device and method for polymer product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190125 |
|
| WD01 | Invention patent application deemed withdrawn after publication |