CN103481459A - Novel plastic injection mold - Google Patents

Novel plastic injection mold Download PDF

Info

Publication number
CN103481459A
CN103481459A CN201310454814.8A CN201310454814A CN103481459A CN 103481459 A CN103481459 A CN 103481459A CN 201310454814 A CN201310454814 A CN 201310454814A CN 103481459 A CN103481459 A CN 103481459A
Authority
CN
China
Prior art keywords
mold
injection mold
screw
plastic injection
screws
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
Application number
CN201310454814.8A
Other languages
Chinese (zh)
Inventor
葛益军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU YIQUN PRECISION CO Ltd
Original Assignee
SUZHOU YIQUN PRECISION CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SUZHOU YIQUN PRECISION CO Ltd filed Critical SUZHOU YIQUN PRECISION CO Ltd
Priority to CN201310454814.8A priority Critical patent/CN103481459A/en
Publication of CN103481459A publication Critical patent/CN103481459A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/2602Mould construction elements
    • B29C45/2606Guiding or centering means

Abstract

The invention discloses a novel plastic injection mold which comprises an upper mold and a lower mold, wherein a plastic injection mold cavity is formed when the two molds are closed; a material filling hole is formed in the top of the upper mold; the upper mold and the lower mold are connected by screws to achieve positioning and locking; the screws are connected to the left side and the right side of the outside of the plastic injection mold cavity respectively; light holes are formed in the upper mold; threaded holes are formed in the upper surface of the lower mold; and the locking force of the screws for connection are adjustable. According to the novel plastic injection mold, the structure design is reasonable; the upper mold and the lower mold are connected by the screws, the connecting mode is simple and convenient to operate, the connecting performance is stable; meanwhile, marks and scales are formed in the heads and the peripheral surfaces of the screws, so that the locking force is conveniently determined, the two ends of the mold are uniformly stressed in theory, the position of the jointing surface of the mold is more accurate and stable, and the appearance performance and the surface quality of a finished plastic injection product are guaranteed.

Description

A kind of Novel injection mold
Technical field
The present invention relates to a kind of injection mold, relate in particular to a kind of Novel injection mold that can effectively control mold-locked power, belong to technical field of mold.
Background technology
Injection mold is a kind of instrument of producing plasthetics, is also the instrument of giving plasthetics complete structure and accurate dimension.Injection mold is comprised of dynamic model and cover half two parts, dynamic model is arranged on the moving die plate of injection (mo(u)lding) machine, cover half is arranged on the fixed form of injection (mo(u)lding) machine, dynamic model and cover half closed formation running gate system and die cavity during injection moulding, and during die sinking, dynamic model separates in order to take out plastic products with cover half.Injection mold is of a great variety, according to its shaping characteristic, can be divided into thermosetting plastic mould and thermoplastic plastic's mould; Divide into and pass mold, blow molding die, draw mould, thermoforming mould, hot-die, injection mould etc. according to its moulding process.
In existing technology, the positioning and locking between upper and lower mould is mostly with bolts, and between mould, bond strength is higher, and switching performance is stable.But on mould, the bolted coupling mechanism force of arranged on left and right sides can't accurately be controlled, the unbalance situation of coupling mechanism force easily occurs, affect the stationarity on mould composition surface, injecting products is deformed or dimensional discrepancy; Simultaneously, the dismounting frequency of injection mold is higher, and bolted serviceability connects not as screw, and the efficiency of injection moulding production technology is affected.
Summary of the invention
For the demand, the invention provides a kind of Novel injection mold, this injection mold structure is reasonable in design, between its upper and lower mould, adopts screw to connect, easy and simple to handle, stable performance; Simultaneously, head of screw and peripheral surface thereof are provided with mark and scale, have realized the effective control to coupling mechanism force, have guaranteed the positional precision on mould composition surface, and the quality of injecting products effectively improves.
The present invention is a kind of Novel injection mold, this injection mold comprises upper die and lower die, when coordinating, two moulds form the injection moulding die cavity, material hole is offered at the top of patrix, between described upper and lower mould, adopt screw to connect and realize positioning and locking, described screw connection minute is located at the arranged on left and right sides outside the injection mould chamber, in described patrix, offers unthreaded hole, the counterdie upper surface is offered screwed hole, and the coupling mechanism force that described screw connects is adjustable.
In a preferred embodiment of the present invention, described patrix upper surface is provided with scale in the outer ring of head of screw.
In a preferred embodiment of the present invention, described scale quantity can be 8 lattice, 10 lattice or 12 lattice.
In a preferred embodiment of the present invention, described screw head surfaces arranges mark.
The present invention has disclosed a kind of Novel injection mold, and this injection mold structure is reasonable in design, between upper and lower mould, adopts screw to connect, and this connected mode is easy and simple to handle, and switching performance is stable; Simultaneously, mark and scale are set respectively on head of screw and peripheral surface thereof, are convenient to determine the coupling mechanism force size of implementing, make both mold ends reach theoretic stress balance, the position on mould composition surface is more accurate and stable, has guaranteed injection-molded finished appearance property and surface quality.
The accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the structural representation of embodiment of the present invention Novel injection mold;
Fig. 2 is the enlarged drawing of screw link in embodiment of the present invention Novel injection mold;
In accompanying drawing, the mark of each parts is as follows: 1, patrix, 2, counterdie, 3, the injection moulding die cavity, 4, material hole, 5, unthreaded hole, 6, screwed hole, 7, head of screw, 8, scale, 9, mark.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Fig. 1 is the structural representation of embodiment of the present invention Novel injection mold; Fig. 2 is the enlarged drawing of screw link in embodiment of the present invention Novel injection mold; This injection mold comprises patrix 1 and counterdie 2, when coordinating, two moulds form injection moulding die cavity 3, material hole 4 is offered at the top of patrix, between described upper and lower mould, adopt screw to connect and realize positioning and locking, described screw connection minute is located at the arranged on left and right sides outside the injection mould chamber, offer unthreaded hole 5 in described patrix 1, counterdie 2 upper surfaces are offered screwed hole 6, and the coupling mechanism force that described screw connects is adjustable.
In the Novel injection mold that the present invention mentions, patrix 1 upper surface is provided with scale 8 in the outer ring of head of screw 7, and this structure adopts line processing, and its scale 8 quantity can be 8 lattice, 10 lattice or 12 lattice; Head of screw 7 surfaces arrange mark 9, and mark 9 is arranged on the position, angle of head of screw 7 usually.
Above-mentioned screw connects while using, and first inserts screw, is then screwed; Need to determine mark 9 and the initial relative position of scale 8 in screwing process, and write down the latched position that screws the number of turns and screw rear mark 9 and scale 8, guarantee that the arranged on left and right sides screw connects the uniformity of the process that screws, connect the consistent of coupling mechanism force to reach left and right screw, thereby realize the accurate location on upper and lower mould composition surface.
The present invention has disclosed a kind of Novel injection mold, is characterized in: this injection mold structure is reasonable in design, between upper and lower mould, adopts screw to connect, and this connected mode is easy and simple to handle, and switching performance is stable; Simultaneously, mark and scale are set respectively on head of screw and peripheral surface thereof, are convenient to determine the coupling mechanism force size of implementing, make both mold ends reach theoretic stress balance, the position on mould composition surface is more accurate and stable, has guaranteed injection-molded finished appearance property and surface quality.
The above; it is only the specific embodiment of the present invention; but protection scope of the present invention is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the present invention; the variation that can expect without creative work or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.

Claims (4)

1. a Novel injection mold, this injection mold comprises upper die and lower die, when coordinating, two moulds form the injection moulding die cavity, material hole is offered at the top of patrix, it is characterized in that, between described upper and lower mould, adopts screw to connect and realizes positioning and locking, described screw connection minute is located at the arranged on left and right sides outside the injection mould chamber, offer unthreaded hole in described patrix, the counterdie upper surface is offered screwed hole, and the coupling mechanism force that described screw connects is adjustable.
2. Novel injection mold according to claim 1, is characterized in that, described patrix upper surface is provided with scale in the outer ring of head of screw.
3. Novel injection mold according to claim 2, is characterized in that, described scale quantity can be 8 lattice, 10 lattice or 12 lattice.
4. Novel injection mold according to claim 2, is characterized in that, described screw head surfaces arranges mark.
CN201310454814.8A 2013-09-30 2013-09-30 Novel plastic injection mold Pending CN103481459A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310454814.8A CN103481459A (en) 2013-09-30 2013-09-30 Novel plastic injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310454814.8A CN103481459A (en) 2013-09-30 2013-09-30 Novel plastic injection mold

Publications (1)

Publication Number Publication Date
CN103481459A true CN103481459A (en) 2014-01-01

Family

ID=49822220

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310454814.8A Pending CN103481459A (en) 2013-09-30 2013-09-30 Novel plastic injection mold

Country Status (1)

Country Link
CN (1) CN103481459A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103737823A (en) * 2014-01-27 2014-04-23 苏州卡波尔模具科技有限公司 Injection mold
CN103754043A (en) * 2014-01-13 2014-04-30 陈玲凤 Needling mold exclusively used for festive lamp without frame and production technique thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103754043A (en) * 2014-01-13 2014-04-30 陈玲凤 Needling mold exclusively used for festive lamp without frame and production technique thereof
CN103737823A (en) * 2014-01-27 2014-04-23 苏州卡波尔模具科技有限公司 Injection mold

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PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140101