CN204869535U - Built -in injection molding machine mode locking hydro -cylinder structure - Google Patents

Built -in injection molding machine mode locking hydro -cylinder structure Download PDF

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Publication number
CN204869535U
CN204869535U CN201520510249.7U CN201520510249U CN204869535U CN 204869535 U CN204869535 U CN 204869535U CN 201520510249 U CN201520510249 U CN 201520510249U CN 204869535 U CN204869535 U CN 204869535U
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China
Prior art keywords
tailgate
piston rod
cylinder body
cylinder
fixed
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CN201520510249.7U
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Chinese (zh)
Inventor
龚剑锋
张元海
方忠宝
钟远城
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Guangdong Yizumi Precision Injection Technology Co ltd
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GUANGDONG YIZUMI HIGH SPEED PACKAGING SYSTEM Co Ltd
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Abstract

The utility model provides a built -in injection molding machine mode locking hydro -cylinder structure, is including inserting fixed die plate, movable mould board and the tailboard of establishing the guide pillar in proper order, fixed die plate and tailboard be fixed the setting respectively, and the movable mould board comes and goes the removal along with the direction of guide pillar, its characterized in that, be provided with hydro -cylinder and link mechanism between movable mould board and the tailboard, the hydro -cylinder sets up on the axis of tailboard, and it includes cylinder body and piston rod, and the piston rod is fixed in on the tailboard, link mechanism connects movable mould board, cylinder body and tailboard to it removes to utilize oil pressure control movable mould board to come and go. The utility model discloses a place the tailboard in the mode locking hydro -cylinder in, and on the piston rod is fixed in the tailboard, during operation oiling toward the cylinder body in, because the piston rod is fixed, consequently cylinder body relative movement under the effect of oil pressure to through the removal of link mechanism effect movable mould board, thereby reach the purpose of the mould of unblanking.

Description

Built-in injection moulding machine mode-locking cylinder structure
Technical field
The utility model relates to a kind of Mode-locking oil cylinder structure, particularly a kind of built-in injection moulding machine mode-locking cylinder structure.
Background technology
At present, traditional in plastics machine crank connecting rod formula machine hinge, Mode-locking oil cylinder be all be generally placed on tailgate after, due to the relation of stroke ratio, the Mode-locking oil cylinder of the injection machine on certain model is long, thus causes whole length to lengthen, affects the layout production of factory building.Chinese patent literature CN202318833U discloses a kind of two oil-cylinder built-in injection molding machine mold clamping mechanism on July 11st, 2012, specifically disclose and comprise pull bar, moving platen, solid plate, tailgate and thrust bearing, tailgate is fixed on pull bar left end, solid plate is fixed on the right-hand member of pull bar, the pull bar in the left side of solid plate is provided with moving platen, thrust bearing rear and front end is respectively provided with an oil cylinder, the cylinder tube of oil cylinder is fixed on thrust bearing by oil cylinder front cover, the piston rod of oil cylinder is passed tailgate and is fixed on the left end of tailgate by flange, the internal symmetry of tailgate is provided with two thrust bearing guide rods, thrust bearing guide rod is through thrust bearing, the two ends up and down of thrust bearing are respectively connected with two thrust bearing connecting rods, the other end is connected with the middle part of toggle, the left end of toggle is connected with tailgate, right-hand member is connected with two crank connecting rods, the other end is connected with moving platen.This structure employs two oil cylinder and arranges, and be arranged at both sides in tailgate respectively, effect simultaneously realizes unlocking mold, owing to being two cylinder structures, when therefore working, the action effect of two oil cylinders must be identical, and it just requires that the active force of oil cylinder is consistent with synchronism height, and this is unmanageable, and damage probability is high, cause cost high.Therefore, be necessary to make further improvements.
Utility model content
The purpose of this utility model aim to provide a kind of simple and reasonable, active force is even, cost is low, due to whole length short and be conducive to the built-in injection moulding machine mode-locking cylinder structure of the layout of factory building, to overcome weak point of the prior art.
By a kind of built-in injection moulding machine mode-locking cylinder structure that this object designs, comprise the solid plate, moving platen and the tailgate that plug guide pillar successively, described solid plate and tailgate are fixedly installed respectively, moving platen reciprocates with the guiding of guide pillar, it is characterized in that, between described moving platen and tailgate, be provided with oil cylinder and linkage; Described oil cylinder is arranged on the axis of tailgate, and it comprises cylinder body and piston rod, and piston rod is fixed on tailgate; Described linkage connects moving platen, cylinder body and tailgate, and utilizes oil pressure cntrol moving platen to reciprocate.
Piston rod one end is fixed on tailgate; The other end arranges piston, and is inserted in cylinder body, and cylinder body, under the effect of oil pressure, reciprocates relative to piston rod and piston.
Inner chamber of cylinder block is divided into independent sealed Mode-Locking Cavity and die sinking chamber by piston, and Mode-Locking Cavity is communicated with the oil pipe for oiling respectively with die sinking chamber.
The non-piston end of piston rod is connected with pressing plate, pressing plate by fixed bar and tailgate affixed.
The corresponding oil cylinder of tailgate is provided with dodges hole, and piston rod is connected with pressing plate through dodging hole
Linkage is made up of some identical assemblies, often organizes assembly and comprises band andgudgeon, middle hinge and little hinge; Described band andgudgeon one end is rotationally connected moving platen, and the other end is rotationally connected middle hinge one end; The described middle hinge other end is rotationally connected tailgate; Described little hinge one end is rotationally connected middle hinge middle part, and the other end is rotationally connected the crosshead be fixed on cylinder body.
Mode-locking oil cylinder of the present utility model is built in tailgate, and piston rod is fixed on tailgate, toward oiling in cylinder body during work, because piston rod is fixed, therefore in the effect lower cylinder body relative movement of oil pressure, and moved by linkage effect moving platen, thus reach the object of unlocking mold.Due to built-in during Mode-locking oil cylinder, whole length is many compared to traditional shortening, is conducive to the production distribution of factory building; In addition, the active force of unlocking mold completes by single oil cylinder, and its active force acted on moving platen is even, and the size of active force easily controls, simple to operate.Therefore, this structure has simple and reasonable, that active force is even, cost is low feature.
Accompanying drawing explanation
Sectional structure schematic diagram when Fig. 1 is the utility model one embodiment locked mode.
Sectional structure schematic diagram when Fig. 2 is the opening of the utility model one embodiment.
Fig. 3 is the enlarged drawing at A place in Fig. 2.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
See Fig. 1-2, this built-in injection moulding machine mode-locking cylinder structure, comprises the solid plate 3, moving platen 5 and the tailgate 10 that plug guide pillar 4 successively; Solid plate 3 is fixed on guide pillar 4 one end, and completes fixing assembling by guide pillar gland 1 and guide pillar nut 2; Tailgate 10 is fixed on guide pillar 4 other end; Moving platen 5 reciprocates with the guiding of guide pillar 4.Wherein, oil cylinder and linkage is provided with between moving platen 5 and tailgate 10; Oil cylinder is arranged on the axis of tailgate 10, and it comprises cylinder body 20 and piston rod 14, and piston rod 14 is fixed on tailgate 10; Linkage connects moving platen 5, cylinder body 20 and tailgate 10, and utilizes oil pressure cntrol moving platen 5 to reciprocate, and realizes unlocking mold.
Specifically see Fig. 3, oil cylinder is made up of piston rod 14, fairlead 15, oil cylinder front cover 16, piston 17, cylinder body 20 and oil cylinder bonnet 22.Fairlead 15 is placed on piston rod 14, mating surface is each other equipped with seal sealing; Oil cylinder front cover 16 cooperation is assemblied between fairlead 15 and cylinder body 20 right-hand member, and fitting surface is all equipped with seal sealing; Left end and the oil cylinder bonnet 22 of cylinder body 20 assemble, and fitting surface is all equipped with seal sealing.
Piston rod 14 right-hand member is connected with pressing plate 11, and pressing plate 11 is affixed by fixed bar 13 and tailgate 10, then piston rod 14 is fixed on tailgate 10 by pressing plate 11; The left end of piston rod 14 is provided with piston 17, and is inserted in cylinder body 20.
Furtherly, piston 17 is placed in cylinder body 20, and mating surface is each other equipped with seal sealing, and cylinder body 20 inner chamber is divided into independent sealed Mode-Locking Cavity 20.1 and die sinking chamber 20.2 by piston 17 simultaneously; Oil cylinder bonnet 22 is provided with oil duct, and one end connects the oil pipe being used for oiling, and the other end is communicated with Mode-Locking Cavity 20.1; Oil cylinder front cover 16 is provided with oil duct, and one end connects the oil pipe being used for oiling, and the other end is communicated with die sinking chamber 20.2.During work, by oil pipe respectively to corresponding Mode-Locking Cavity 20.1 or die sinking chamber 20.2 injection liquid force feed, cylinder body 20, under the effect of oil pressure, reciprocates relative to piston rod 14 and piston about 17.
Collide with tailgate 10 in moving for preventing cylinder body 20, therefore the corresponding oil cylinder of tailgate 10 is provided with and dodges hole 10.1, and piston rod 14 is connected with pressing plate 11 through dodging hole 10.1.
See Fig. 1 and/or Fig. 2, linkage is made up of four groups of identical assemblies, often organizes assembly and comprises band andgudgeon 6, middle hinge 7 and little hinge 8.Band andgudgeon 6 one end is rotationally connected moving platen 5, the other end is rotationally connected middle hinge 7 one end, middle hinge 7 other end is rotationally connected tailgate 10, little hinge 9 one end is rotationally connected in the middle part of middle hinge 7, the other end is rotationally connected the crosshead 19 be fixed on cylinder body 20, overall formation five hinge double-toggle structures, thus drive moving platen 5.
Crosshead 19 is fixed on the middle part of cylinder body 20, and front tension bar 18 is housed between crosshead 19 and oil cylinder front cover 16, and rear railing 21 is housed between oil cylinder bonnet 22.Crosshead 19 relies on front tension bar 18 and back stay 21 to realize location, front and back.
Concrete unlocking mold operation is as follows:
Locked mode: see Fig. 1, hydraulic oil enters Mode-Locking Cavity 20.1 from oil cylinder bonnet 22, because piston rod 14 and piston 17 are fixed on tailgate 10 by pressing plate 11, therefore under the promotion of oil pressure, cylinder body 20 can only drive crosshead 19 to be moved to the left, thus acts on little hinge 9, the action effect of recycling linkage, promote moving platen 5 to be moved to the left, namely complete locked mode.
Die sinking: see Fig. 2, under the state of locked mode again, hydraulic oil enters opening chamber 20.2 from oil cylinder front cover 16, because piston rod 14 and piston 17 are fixed on tailgate 10 by pressing plate 11, therefore under the promotion of oil pressure, cylinder body 20 can only drive crosshead 19 to move right, thus act on little hinge 9, the action effect of recycling linkage, promotes moving platen 5 and moves right, namely complete die sinking.
Above-mentioned is preferred version of the present utility model, and those of ordinary skill in the art, to its simple modification or transformation, all drop within protection domain of the present utility model.

Claims (6)

1. a built-in injection moulding machine mode-locking cylinder structure, comprise the solid plate (3), moving platen (5) and the tailgate (10) that plug guide pillar (4) successively, described solid plate (3) and tailgate (10) are fixedly installed respectively, moving platen (5) reciprocates with the guiding of guide pillar (4), it is characterized in that, between described moving platen (5) and tailgate (10), be provided with oil cylinder and linkage; Described oil cylinder is arranged on the axis of tailgate (10), and it comprises cylinder body (20) and piston rod (14), and piston rod (14) is fixed on tailgate (10); Described linkage connects moving platen (5), cylinder body (20) and tailgate (10), and utilizes oil pressure cntrol moving platen (5) to reciprocate.
2. injection moulding machine mode-locking cylinder structure built-in according to claim 1, is characterized in that piston rod (14) one end is fixed on tailgate (10); The other end arranges piston (17), and is inserted in cylinder body (20), and cylinder body (20), under the effect of oil pressure, reciprocates relative to piston rod (14) and piston (17).
3. injection moulding machine mode-locking cylinder structure built-in according to claim 2, it is characterized in that cylinder body (20) inner chamber is divided into independent sealed Mode-Locking Cavity (20.1) and die sinking chamber (20.2) by piston (17), Mode-Locking Cavity (20.1) and die sinking chamber (20.2) are communicated with the oil pipe being used for oiling respectively.
4. injection moulding machine mode-locking cylinder structure built-in according to any one of claim 1-3, it is characterized in that non-piston (17) end of piston rod (14) is connected with pressing plate (11), pressing plate (11) is affixed by fixed bar (13) and tailgate (10).
5. injection moulding machine mode-locking cylinder structure built-in according to claim 4, it is characterized in that tailgate (10) corresponding oil cylinder is provided with and dodge hole (10.1), piston rod (14) is connected with pressing plate (11) through dodging hole (10.1).
6. injection moulding machine mode-locking cylinder structure built-in according to claim 5, is characterized in that linkage is made up of some identical assemblies, often organizes assembly and comprises band andgudgeon (6), middle hinge (7) and little hinge (9); Described band andgudgeon (6) one end is rotationally connected moving platen (5), and the other end is rotationally connected middle hinge (7) one end; Described middle hinge (7) other end is rotationally connected tailgate (10); Described little hinge (9) one end is rotationally connected middle hinge (7) middle part, and the other end is rotationally connected the crosshead (19) be fixed on cylinder body (20).
CN201520510249.7U 2015-07-14 2015-07-14 Built -in injection molding machine mode locking hydro -cylinder structure Active CN204869535U (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106180344A (en) * 2016-08-31 2016-12-07 临海市晨光机床厂 A kind of hydraulic press-brim apparatus for elbow-pole of hydraulic double-motion stretcher
CN106217793A (en) * 2016-08-02 2016-12-14 广州道注塑机械股份有限公司 A kind of novel five gallon bottle bottle embryo clamping
CN106915048A (en) * 2017-03-15 2017-07-04 周飞 Link-type Clamping Device of Injection Moulding Machine
CN109382987A (en) * 2018-11-16 2019-02-26 北京化工大学 A kind of clamping apparatus of injection molding machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106217793A (en) * 2016-08-02 2016-12-14 广州道注塑机械股份有限公司 A kind of novel five gallon bottle bottle embryo clamping
CN106217793B (en) * 2016-08-02 2018-03-27 广州一道注塑机械股份有限公司 A kind of new five gallon bottle bottle embryo clamping
CN106180344A (en) * 2016-08-31 2016-12-07 临海市晨光机床厂 A kind of hydraulic press-brim apparatus for elbow-pole of hydraulic double-motion stretcher
CN106915048A (en) * 2017-03-15 2017-07-04 周飞 Link-type Clamping Device of Injection Moulding Machine
CN109382987A (en) * 2018-11-16 2019-02-26 北京化工大学 A kind of clamping apparatus of injection molding machine
CN109382987B (en) * 2018-11-16 2023-11-17 北京化工大学 Mode locking device of injection molding machine

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C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20240130

Address after: 528300 Shunde District Daliang Street Office, Foshan City, Guangdong Province, 12 Shunchang Road, Wusha Residential Committee

Patentee after: GUANGDONG YIZUMI PRECISION INJECTION TECHNOLOGY Co.,Ltd.

Country or region after: China

Address before: 528300 Gaoli community neighborhood committee, Ronggui sub district office, Shunde District, Foshan City, Guangdong Province

Patentee before: GUANGDONG YIZUMI HIGH SPEED PACKAGING SYSTEM Co.,Ltd.

Country or region before: China