CN104175537A - Double-mould clamping device of hollow blow molding machine - Google Patents
Double-mould clamping device of hollow blow molding machine Download PDFInfo
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- CN104175537A CN104175537A CN201410390764.6A CN201410390764A CN104175537A CN 104175537 A CN104175537 A CN 104175537A CN 201410390764 A CN201410390764 A CN 201410390764A CN 104175537 A CN104175537 A CN 104175537A
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- moving platen
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- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a double-mould clamping device of a hollow blow molding machine. Four movable templates are arranged in parallel along the vertical direction and include a first movable template, a second movable template, a third movable template and a fourth movable template which are sequentially arranged from left to right; the second movable template is connected with the fourth movable template by a connecting rod; a first mould group is arranged between the second movable template and the third movable template; a second mould group is arranged between the third movable template and the fourth movable template; the first movable template is fixedly connected with the third movable template and the fourth movable template by pull rods; the pull rods penetrate through the second movable template; a telescopic mechanism is used for connecting the first movable template and the second movable template; a mould moving cylinder is fixed on the first movable template and is used for driving the telescopic cylinder to withdraw or stretch to implement mould closing of the first mould group or the second mould group. The double-mould clamping device is simple in structure, and is capable of continuously carrying out mould closing and mould opening and conveniently and reliably taking out a plastic product, so that the production efficiency is greatly increased.
Description
Technical field
The present invention relates to blow molding machine technical field, relate in particular to a kind of System of Hollow Blow Shaping Machine double molds mold closing mechanism.
Background technology
Hollow blow molding is the forming method of current comparatively common a kind of thermoplastic articles.Plastic hollow moulding is the pressure by gas, makes to close at the hot preform blowup in mould, the demoulding after cooling and shaping and obtain a kind of method of hollow plastic product.Equipment for this forming method is called plastics blow moulding forming machine.Mold closing mechanism is the chief component of apparatus for blow moulding, be by hydraulic pressure or air pressure and mechanical elbow linkage by shuttering make blow mold closed with open.Mold closing mechanism major function is: fixing mold halves, and their are aimed at; Make that mould is cyclically opened, closure; Provide mold clamping force with locking die, bear the inflation air pressure of parison, and cut off tailing, overlap.For safety, take out moulded products, mold closing mechanism will have enough switch die stroke and the spacing distance of installation mold; For the ease of mould, install, also must have sufficient mould erection space, and enough wide pull bar intervals.Therefore, whether the design of mold closing mechanism reasonable, be related to mould reliably mold closing, unlatching and convenient, take out plastic products and the raising of productivity ratio reliably.
Summary of the invention
In order to solve the technical problem existing in background technology, the present invention proposes a kind of System of Hollow Blow Shaping Machine double molds mold closing mechanism, simple in structure, can carry out continuously mold closing, unlatching and convenience, take out plastic products reliably, increase substantially production efficiency.
The present invention proposes a kind of System of Hollow Blow Shaping Machine double molds mold closing mechanism, comprises four moving platens, the first set of molds, the second set of molds, shifting formwork cylinder and telescoping mechanism, four moving platens vertically be arranged in parallel, four moving platens are the first moving platen from left to right setting gradually, the second moving platen, the 3rd moving platen and the 4th moving platen, the second moving platen, the 4th moving platen is connected by connecting rod, the first set of molds is arranged between the second moving platen and the 3rd moving platen, the second set of molds is arranged between the 3rd moving platen and the 4th moving platen, the first set of molds, the second set of molds is the mold halves of belt type cavity, one of them mould of the first set of molds is fixed on the second moving platen, one of them mould of the second set of molds is fixed on the 4th moving platen, another mould of the first set of molds, another mould of the second set of molds is separately fixed at the 3rd moving platen both sides, the first moving platen is by pull bar and the 3rd moving platen, the 4th moving platen is fixedly connected with, pull bar runs through the second moving platen, telescoping mechanism is used for connecting the first moving platen and the second moving platen, shifting formwork cylinder is fixed on the first moving platen and for driving telescoping mechanism regain or open and realize the first set of molds matched moulds or the second set of molds matched moulds.
Preferably, be fixed with locked mode cylinder on the first moving platen, the piston rod of locked mode cylinder is fixed with wedge, and when the first set of molds or the second set of molds matched moulds, locked mode air cylinder driven wedge inserts the locking die on telescoping mechanism.
Preferably, shifting formwork cylinder comprises cylinder, has air inlet and gas outlet on cylinder, has piston in cylinder, and piston is provided with piston rod, and piston rod passes the first moving platen and is connected with telescoping mechanism.
Shifting formwork cylinder two chambeies in the present invention replace air inlet, exhaust, and piston rod is realized linear reciprocating motion, and the first set of molds, the second set of molds alternately open and close, and complete parison feeding, stretching inflation, sizing and taking-up goods; The present invention is simple in structure, can carry out continuously mold closing, unlatching and convenience, take out plastic products reliably, increases substantially production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of System of Hollow Blow Shaping Machine double molds mold closing mechanism of proposing of the present invention.
The specific embodiment
As shown in Figure 1, Fig. 1 is the structural representation of a kind of System of Hollow Blow Shaping Machine double molds mold closing mechanism of proposing of the present invention.
With reference to Fig. 1, a kind of System of Hollow Blow Shaping Machine double molds mold closing mechanism that the present invention proposes, comprises four moving platens, the first set of molds 2, the second set of molds 3, shifting formwork cylinder 4 and telescoping mechanism 5, four moving platens vertically be arranged in parallel, four moving platens are the first moving platen 11 from left to right setting gradually, the second moving platen 12, the 3rd moving platen 13 and the 4th moving platen 14, the second moving platen 12, the 4th moving platen 14 is connected by connecting rod 6, the first set of molds 2 is arranged between the second moving platen 12 and the 3rd moving platen 13, the second set of molds 3 is arranged between the 3rd moving platen 13 and the 4th moving platen 14, the first set of molds 2, the second set of molds 3 is the mold halves of belt type cavity, first set of molds 2 one of them mould 21 are fixed on the second moving platen 12, second set of molds 3 one of them mould 32 are fixed on the 4th moving platen 14, first set of molds 2 another moulds 22, second set of molds 3 another moulds 31 are separately fixed at the 3rd moving platen 13 both sides, the first moving platen 11 is by pull bar 7 and the 3rd moving platen 13, the 4th moving platen 14 is fixedly connected with, pull bar 7 runs through the second moving platen 12, telescoping mechanism 5 is for connecting the first moving platen 11 and the second moving platen 12, shifting formwork cylinder 4 is fixed on the first moving platen 11 and for driving telescoping mechanism 5 regain or open and realize the first set of molds 2 matched moulds or the second set of molds 3 matched moulds.
In specific embodiment, on the first moving platen 11, be fixed with locked mode cylinder 51, the piston rod of locked mode cylinder 51 is fixed with wedge 52, when the first set of molds 2 or the second set of molds 3 matched moulds, the locked mode hole that locked mode cylinder 51 drives wedge 52 to insert on telescoping mechanism 5.
In the present invention, shifting formwork cylinder 4 comprises cylinder, has air inlet and gas outlet on cylinder, has piston in cylinder, and piston is provided with piston rod, and piston rod passes the first moving platen 11 and is connected with telescoping mechanism 5, and telescoping mechanism 5 is planar linkage mechanism.When to shifting formwork cylinder rodless cavity input compressed-air, rod chamber exhaust, compressed air acts on making every effort to overcome on piston end surface and takes various reaction forces, promotes piston-advance, and piston rod is stretched out; Piston rod drives telescoping mechanism 5, and promotion the first moving platen 11 moves to left, the second moving platen 12 moves to right; The first moving platen 11 drives the 3rd moving platen 13 to move to left, and carries out the first set of molds 2 matched moulds, and now locked mode cylinder 51 promotes the locked mode hole that wedge 52 inserts on telescoping mechanism 5.Parison in the first set of molds 2, stretch inflation, sizing, obtain hollow product.When the second moving platen 12 moves to right, the 4th moving platen 14 moves to right under the second moving platen 12 drives, and moves to left and matches with the 3rd moving platen 13, and the second set of molds 3 die sinkings, take out goods by manipulator, and complete parison feeding, wait for matched moulds.When to shifting formwork cylinder 4 rod chamber input compressed-air, rodless cavity exhaust, piston moves to left, and piston rod is retracted, and the first set of molds 2 is opened, and manipulator takes out goods, parison feeding; The second set of molds 3 closures, complete the stretching inflation of parison, sizing.
The above; it is only the preferably specific embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (3)
1. a System of Hollow Blow Shaping Machine double molds mold closing mechanism, is characterized in that, comprises four moving platens, the first set of molds (2), the second set of molds (3), shifting formwork cylinder (4) and telescoping mechanism (5), four moving platens vertically be arranged in parallel, four moving platens are the first moving platen (11) from left to right setting gradually, the second moving platen (12), the 3rd moving platen (13) and the 4th moving platen (14), the second moving platen (12), the 4th moving platen (14) is connected by connecting rod (6), the first set of molds (2) is arranged between the second moving platen (12) and the 3rd moving platen (13), the second set of molds (3) is arranged between the 3rd moving platen (13) and the 4th moving platen (14), the first set of molds (2), the second set of molds (3) is the mold halves of belt type cavity, one of them mould of the first set of molds (2) (21) is fixed on the second moving platen (12), one of them mould of the second set of molds (3) (32) is fixed on the 4th moving platen (14), another mould of the first set of molds (2) (22), another mould of the second set of molds (3) (31) is separately fixed at the 3rd moving platen (13) both sides, the first moving platen (11) is by pull bar (7) and the 3rd moving platen (13), the 4th moving platen (14) is fixedly connected with, pull bar (7) runs through the second moving platen (12), telescoping mechanism (5) is for connecting the first moving platen (11) and the second moving platen (12), shifting formwork cylinder (4) is fixed on the first moving platen (11) and for driving telescoping mechanism (5) regain or open and realize the first set of molds (2) matched moulds or the second set of molds (3) matched moulds.
2. System of Hollow Blow Shaping Machine double molds mold closing mechanism according to claim 1, it is characterized in that, on the first moving platen (11), be fixed with locked mode cylinder (51), the piston rod of locked mode cylinder (51) is fixed with wedge (52), when the first set of molds (1) or the second set of molds (2) matched moulds, locked mode cylinder (51) drives wedge (52) to insert the locked mode hole on telescoping mechanism (5).
3. System of Hollow Blow Shaping Machine double molds mold closing mechanism according to claim 1, it is characterized in that, shifting formwork cylinder (4) comprises cylinder, on cylinder, there is air inlet and gas outlet, in cylinder, there is piston, piston is provided with piston rod, and piston rod passes the first moving platen (11) and is connected with telescoping mechanism (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390764.6A CN104175537A (en) | 2014-08-10 | 2014-08-10 | Double-mould clamping device of hollow blow molding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390764.6A CN104175537A (en) | 2014-08-10 | 2014-08-10 | Double-mould clamping device of hollow blow molding machine |
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| CN104175537A true CN104175537A (en) | 2014-12-03 |
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| CN201410390764.6A Pending CN104175537A (en) | 2014-08-10 | 2014-08-10 | Double-mould clamping device of hollow blow molding machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624245A (en) * | 2019-01-11 | 2019-04-16 | 泰瑞机器股份有限公司 | A kind of five plate elbow rod type die joining devices |
| CN110341173A (en) * | 2019-08-13 | 2019-10-18 | 永高股份有限公司 | A kind of preparation method of biaxial stretch-formed PVC pipe |
| CN114131794A (en) * | 2021-12-23 | 2022-03-04 | 杭州方圆塑机股份有限公司 | Double-station forming machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201423742Y (en) * | 2009-05-15 | 2010-03-17 | 宋洪元 | Locking device and tandem type alternate injection molding system with same |
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2014
- 2014-08-10 CN CN201410390764.6A patent/CN104175537A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201423742Y (en) * | 2009-05-15 | 2010-03-17 | 宋洪元 | Locking device and tandem type alternate injection molding system with same |
Non-Patent Citations (1)
| Title |
|---|
| 何学崇，胡青春: "中空吹塑成型机双模具合模装置的设计", 《广东水利电力职业技术学院学报》, vol. 4, no. 4, 31 December 2006 (2006-12-31), pages 48 - 50 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624245A (en) * | 2019-01-11 | 2019-04-16 | 泰瑞机器股份有限公司 | A kind of five plate elbow rod type die joining devices |
| CN109624245B (en) * | 2019-01-11 | 2023-12-29 | 泰瑞机器股份有限公司 | Five-plate toggle rod type die assembly device |
| CN110341173A (en) * | 2019-08-13 | 2019-10-18 | 永高股份有限公司 | A kind of preparation method of biaxial stretch-formed PVC pipe |
| WO2021027071A1 (en) * | 2019-08-13 | 2021-02-18 | 永高股份有限公司 | Method for manufacturing biaxially stretched pvc pipe |
| CN114131794A (en) * | 2021-12-23 | 2022-03-04 | 杭州方圆塑机股份有限公司 | Double-station forming machine |
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