CN207373599U - A kind of efficient plastics injection mould - Google Patents

A kind of efficient plastics injection mould Download PDF

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Publication number
CN207373599U
CN207373599U CN201721282784.7U CN201721282784U CN207373599U CN 207373599 U CN207373599 U CN 207373599U CN 201721282784 U CN201721282784 U CN 201721282784U CN 207373599 U CN207373599 U CN 207373599U
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CN
China
Prior art keywords
injector body
hopper
screw rod
plastics
electric heater
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.)
Expired - Fee Related
Application number
CN201721282784.7U
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Chinese (zh)
Inventor
陈铁
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.)
Qingdao Jin Shan garden Precision Mold Co., Ltd.
Original Assignee
Zhuji Yitong Network Technology 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
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Priority to CN201721282784.7U priority Critical patent/CN207373599U/en
Application granted granted Critical
Publication of CN207373599U publication Critical patent/CN207373599U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The utility model provides a kind of efficient plastics injection mould,Including injector body and moving platen and electric cabinet,The one side of injector body is provided with core,The surrounding of core is provided with mouth mold,The one side of mouth mold is provided with circular passage,Injector body is internally provided with screw rod,The one side of screw rod is provided with motor,The surface of injector body is provided with machine barrel,The bottom for stating injector body is provided with electric heater,The top of injector body is provided with hopper,Hopper is internally provided with agitator tank,By setting agitator tank in the inside of hopper,Steel cutter with,Rotary tool axis and stepper motor,Make to be directly added into the plastics inside hopper and first pass through the inside that rough segmentation solution is then added to hopper afterwards,Cooperation electric heater makes screw rod be more prone to that plastics stirring completely is abundant,Reduce the probability that screw rod gets stuck,Convenient for machine steadily lasting work.

Description

A kind of efficient plastics injection mould
Technical field
The utility model is related to plastic mould equipment technical fields, are specially a kind of efficient plastics injection mould.
Background technology
Injection mold is a kind of instrument for producing plasthetics;Also plasthetics complete structure and accurate dimension are to confer to Instrument.Injection molding is to produce a kind of processing method used during some complex-shaped components in batches.It refers specifically to heated thawing Plastics by injection molding machine high pressure inject die cavity, after cooling and solidifying, obtain formed products.Injection mold divides into heat according to shaping characteristic Two kinds of solidity plastic mould automobile die, thermoplastic plastic's mold;According to moulding process divide into pass mold, blow molding die, draw mould, Thermoforming mould, hot-die (compression mould), injection mold etc., wherein hot-die in a manner of flash can be divided into excessive formula, semi-positive compression, do not overflow again Three kinds of formula, injection mold can be divided into two kinds of cold flowing mould channel, hot runner mould with running gate system again;Movement can be divided by handling mode It is formula, two kinds fixed.Although the structure of mold is due to plastics variety and performance, the shape of plastic products and structure and injector Type etc. it is different and may be ever-changing, but basic structure is consistent.Mold mainly by running gate system, thermoregulating system, Forming part and constitutional detail composition.Wherein running gate system and forming part are to contact directly part with plastics, and with plastics and Product and change, be most complicated in mold, variation is maximum, it is desirable that processing finish and the highest part of precision.Common injection Mold picture injection mold is made of dynamic model and cover half two parts, and dynamic model is mounted on the moving die plate of injection (mo(u)lding) machine, cover half On the fixed form of injection (mo(u)lding) machine.In injection moulding, dynamic model is closed with cover half forms running gate system and cavity, opens Dynamic model and cover half separate to take out plastic products during mould.In order to reduce heavy mold design and manufacturing effort, injection mould Employ standard die set mostly.Running gate system refer to plastics from nozzle enter cavity before runner section, including sprue, cold burden Cave, runner and cast gate etc..In order to meet requirement of the injection technique to mold temperature, it is necessary to there is temperature of the thermoregulating system to mold It is adjusted.For thermoplastic injection mould, mainly designing cooling system cools down mold.Common the doing of mold cooling Method is that cooling-water duct is opened up in mold, and the heat of mold is taken away using the cooling water circulated;The heating of mold removes can Outside using cooling-water duct hot water or steam, can also mould inside and around install electrical heating elements.Forming part refers to structure Into the various parts of article shape, including dynamic model, cover half and cavity, core, curved lever and exhaust outlet etc..Profiled part is by type Core and cavity plate composition.Core forms the inner surface of product, and cavity plate forms the external surface shape of product.Core and cavity be just after molding Constitute the cavity of mold.By technique and requirement is manufactured, core and cavity plate are composed of several pieces sometimes, are made sometimes whole Body only uses mold insert at fragile, unmanageable position.
It is largely that plastics are directly added in into hopper to the device of plastic stir in existing market, then cutting by screw rod Shearing stress acts on so that it becomes the problem of molten condition causes the complete thawing time length of plastics to cause the mold production cycle long.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of efficient plastics injection mould, solves above-mentioned carry To existing market in most of injection moulding apparatus plastics are directly added in into hopper, it is then made by the shear stress of screw rod Become the problem of molten condition causes the complete thawing time length of plastics to cause the mold production cycle long.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:A kind of efficient plastic injection mold Tool, including injector body and moving platen and electric cabinet, the one side of the injector body is provided with core, the core Surrounding is provided with mouth mold, and the one side of the mouth mold is provided with circular passage, and the injector body is internally provided with screw rod, institute The one side for stating screw rod is provided with motor, and the surface of the injector body is provided with machine barrel, and the bottom for stating injector body is set It is equipped with electric heater, the top of the injector body is provided with hopper, and the hopper is internally provided with agitator tank, described to stir That mixes case is internally provided with steel cutter, and the steel cutter is internally provided with rotary tool axis, the inside of the rotary tool axis Resistance wire is provided with, the one side of the rotary tool axis is provided with shaft slip ring, and the shaft slip ring is internally provided with the first confession Brush, the surrounding of the shaft slip ring are provided with second for brush, and the bottom of the moving platen is provided with backing plate, the backing plate Bottom is provided with release link, and the bottom of the release link is provided with push rod, and the bottom of the push rod is provided with push plate guide post, described The one side of push plate guide post is provided with core, and the bottom of the core is provided with guide post, and the moving platen is internally provided with push rod Fixed plate, the one side of the push rod fixed link are provided with push plate, and the one side of the moving platen is provided with moving clamping plate, the dynamic model The opposite side of plate is provided with solid plate, and the one side of the solid plate is provided with fixed clamping plate, and the one side of the fixed clamping plate is set There is locating ring, the bottom of the solid plate is provided with cooling water channel, and the machine barrel is internally provided with corresponding check ring, injection Mold is made of moving platen and solid plate two parts, and moving platen is mounted on the moving die plate of injector body, solid plate installation On the fixed form of injector body, in injection moulding, moving platen forms running gate system and cavity, institute with cover half plate closing It states hopper and forms an entirety by being welded with the agitator tank, the opposite side of the rotary tool axis sets promising shaft offer dynamic The stepper motor of energy, the steel cutter is connected as one with the rotary tool axis by smelting die casting, and the resistance wire The inside of the rotary tool axis is not distributed only over, but also is distributed in the inside of the steel cutter.
Preferably, the electric heater is fixedly connected with the machine barrel, and the electric heater is covered in the machine barrel Surrounding, the surrounding of the electric heater is provided with thermal insulation board.
Preferably, the bottom of the hopper and the bottom of the agitator tank are kept in a plane, and the stirring Case is electrically connected with the electric cabinet.
Preferably, the resistance wire is connected by smelting with the steel cutter and the rotary tool axis, and described Resistance wire is spiral.
Preferably, described first an electrode of brush and the power supply is supplied to be slidably connected, described second supplies brush and institute Another electrode for stating power supply is slidably connected.
Preferably, the moving platen is flexibly connected with the solid plate, and the light of the moving platen and the solid plate Slippery and precision are higher.
(3) advantageous effect
The utility model provides a kind of efficient plastics injection mould.Possesses following advantageous effect:
1st, the efficient plastics injection mould, by set in the inside of hopper agitator tank, steel cutter with, rotary tool axis with And stepper motor, make to be directly added into the plastics inside hopper and first pass through the inside that rough segmentation solution is then added to hopper afterwards, cooperation electricity Heater makes screw rod be more prone to that plastics stirring completely is abundant, reduces the probability that screw rod gets stuck, is steadily held convenient for machine Continuous work.
2nd, efficient plastics injection mould, by setting resistance wire, and handle in the inside of steel cutter and rotary tool axis Temperature is controlled within 100 degree, and plastics is made to ensure that plastics adhesion can on the premise of steel tool surface when cutting It is more fully and quick convenient for stirring of the plastics in next step screw rod to be preheated, reduce plastics and become molten The time of state accelerates the work efficiency of injector.
3rd, the efficient plastics injection mould by setting spiral helicine resistance wire, can maximize, most rapidly by heat The inside of steel cutter and rotary tool axis is transferred to, reduces the time for being heated to required temperature, so as to speed operating rate.
4th, the efficient plastics injection mould supplies brush for brush and second by setting first, makes the rotary tool axis of rotation The endlessly electric energy that power supply passes over can be received as motor while rotating, and transmit and stablize, be The continual and steady work of resistance wire provides stable electric energy.
5th, the efficient plastics injection mould is looped around the electric heater of machine barrel surrounding and in electric heater by setting Surrounding sets thermal insulation board, allows the roughened plastic of inside machine barrel make the plastics of inside machine barrel in screw rod using minimum electric energy While effect be issued to required molten condition, and since the temperature height of mould inside differs, so needing machine barrel Internal plastics temperature is slightly higher, and the electric heater and thermal insulation board of circulating type efficiently improve temperature very much, so as to increase Fast operating rate, improves work efficiency.
Description of the drawings
Fig. 1 is the overall structure figure of the utility model injection molding machine;
Fig. 2 is the overall structure figure of the utility model moving platen and quiet template;
Fig. 3 is the overall structure figure of the utility model agitator tank;
Fig. 4 is the overall structure figure of the utility model rotary tool axis;
Fig. 5 is the concrete structure diagram of the utility model shaft slip ring;
Fig. 6 is the overall structure figure of the utility model electric cabinet.
In figure:1 injector body, 2 cores, 3 hoppers, 4 machine barrels, 5 circular passages, 6 screw rods, 7 motor, 8 electric heaters, 9 mouth molds, 10 agitator tanks, 11 steel cutters, 12 rotary tool axis, 13 shaft slip rings, 14 first are for brush, 15 second for brush, 16 Moving platen, 17 solid plates, 18 cooling water channels, 19 fixed clamping plates, 20 locating rings, 21 cores, 22 guide posts, 23 moving clamping plates, 24 push away Plate, 25 ejector pin retaining plates, 26 push plate guide posts, 27 push rods, 28 release links, 29 backing plates, 30 electric cabinets, 31 resistance wires.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.
The utility model embodiment provides a kind of efficient plastics injection mould, as shown in figures 1 to 6, including injector body (1) and moving platen (16) and electric cabinet (30), the one side of injector body (1) are provided with core (2), the surrounding of core (2) Mouth mold (9) is provided with, the one side of mouth mold (9) is provided with circular passage (5), and injector body (1) is internally provided with screw rod (6), the one side of screw rod (6) is provided with motor (7), and the surface of injector body (1) is provided with machine barrel (4), states injector sheet The bottom of body (1) is provided with electric heater (8), and the top of injector body (1) is provided with hopper (3), and the inside of hopper (3) is set Agitator tank (10) is equipped with, agitator tank (10) is internally provided with steel cutter (11), and steel cutter (11) is internally provided with knife Has shaft (12), rotary tool axis (12) are internally provided with resistance wire (31), and the one side of rotary tool axis (12) is provided with shaft cunning Ring (13), shaft slip ring (13) are internally provided with first for brush (14), and the surrounding of shaft slip ring (13) is provided with the second confession Brush (15), the bottom of moving platen (16) are provided with backing plate (29), and the bottom of backing plate (29) is provided with release link (28), release link (28) bottom is provided with push rod (27), and the bottom of push rod (27) is provided with push plate guide post (26), the one side of push plate guide post (26) Core (21) is provided with, the bottom of core (21) is provided with guide post (22), and moving platen (16) is internally provided with ejector pin retaining plate (25), the one side of push rod fixed link (25) is provided with push plate (24), and the one side of moving platen (16) is provided with moving clamping plate (23), moves The opposite side of template (16) is provided with solid plate (17), and the one side of solid plate (17) is provided with fixed clamping plate (19), fixed clamping plate (19) one side is provided with locating ring (20), and the bottom of solid plate (17) is provided with cooling water channel (18), and the inside of machine barrel (4) is set Corresponding check ring is equipped with, injection mold is made of moving platen (16) and solid plate (17) two parts, and moving platen (16) is mounted on On the moving die plate of injector body (1), solid plate (17) is mounted on the fixed form of injector body (1), is being injected into Moving platen (16) is closed with solid plate (17) during type forms running gate system and cavity, and hopper (3) passes through electric welding with agitator tank (10) An entirety is formed, the opposite side of rotary tool axis (12) sets the stepper motor of promising shaft offer kinetic energy, steel cutter (11) It is connected as one with rotary tool axis (12) by smelting die casting, and resistance wire (31) is not distributed only over the interior of rotary tool axis (12) Portion, but also it is distributed in the inside of steel cutter (11).
Operation principle:In use, the power supply of electric cabinet (1) is connected, the stepper motor power supply of rotary tool axis (12) one side Steel cutter (11) is driven afterwards in the internal rotating of agitator tank (10), at the same time, steel cutter (11) and rotary tool axis (12) Internal resistance wire (31) starts to generate heat, and the temperature of plastics is made to reach 100 degree, then by electric heater on the outside of machine barrel (4) (8) and the effect of screw rod (6) rotation makes temperature reach 280 degree, by the rotation of screw rod (6) by melt conveying to machine Material is constantly injected die cavity by the front end of cylinder (4), screw rod (6) forward.It, must control spiral shell when molten resin flows in mold The translational speed of bar (6), and controlled after resin is full of die cavity with pressure.When screw rod (6) position, injection pressure reaches one Speed control can be switched to pressure control by we during definite value, after cooling and solidifying, obtain formed products.
6th, in conclusion the efficient plastics injection mould, by set in the inside of hopper agitator tank, steel cutter with, Rotary tool axis and stepper motor, make to be directly added into the plastics inside hopper and first pass through and be then added to the interior of hopper after rough segmentation solution Portion, cooperation electric heater make screw rod be more prone to that plastics stirring completely is abundant, reduce the probability that screw rod gets stuck, convenient for machine Device steadily lasting work.
Secondly, by setting resistance wire in the inside of steel cutter and rotary tool axis, and temperature is controlled at 100 degree Within, plastics is made to ensure that plastics adhesion can be preheated on the premise of steel tool surface when cutting, just It is more fully and quick in stirring of the plastics in next step screw rod, reduce the time that plastics become molten condition, accelerate The work efficiency of injector.
Again, by setting spiral helicine resistance wire, can maximize, most rapidly transfer heat to steel cutter and The inside of rotary tool axis reduces the time for being heated to required temperature, so as to speed operating rate.
Again, by set first for brush and second for brush, allow the rotary tool axis of rotation as motor While rotation, the endlessly electric energy that power supply passes over is received, and transmits and stablizes, is that resistance wire is continual and steady Work provides stable electric energy.
Again, the electric heater of machine barrel surrounding is looped around by setting and thermal insulation board is set in the surrounding of electric heater, The roughened plastic of inside machine barrel is allow using minimum electric energy the plastics of inside machine barrel to be made to act on while screw rod to assign To required molten condition, and since the temperature height of mould inside differs, so needing the plastics temperature of inside machine barrel Slightly higher, the electric heater and thermal insulation board of circulating type efficiently improve temperature very much, so as to speed operating rate, carry High work efficiency.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment Intrinsic element.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (3)

1. a kind of efficient plastics injection mould, including injector body (1) and moving platen (16) and electric cabinet (30), feature It is, the one side of the injector body (1) is provided with core (2), and the surrounding of the core (2) is provided with mouth mold (9), described The one side of mouth mold (9) is provided with circular passage (5), and the injector body (1) is internally provided with screw rod (6), the screw rod (6) one side is provided with motor (7), and the surface of the injector body (1) is provided with machine barrel (4), states injector body (1) Bottom be provided with electric heater (8), the top of the injector body (1) is provided with hopper (3), the hopper (3) it is interior Portion is provided with agitator tank (10), and the agitator tank (10) is internally provided with steel cutter (11), the steel cutter (11) Rotary tool axis (12) are internally provided with, the rotary tool axis (12) are internally provided with resistance wire (31), the rotary tool axis (12) one side is provided with shaft slip ring (13), and the shaft slip ring (13) is internally provided with first for brush (14), described The surrounding of shaft slip ring (13) is provided with second for brush (15), and the bottom of the moving platen (16) is provided with backing plate (29).
2. a kind of efficient plastics injection mould according to claim 1, it is characterised in that:The electric heater (8) and institute It states machine barrel (4) to be fixedly connected, and the electric heater (8) is covered in the surrounding of the machine barrel (4), the electric heater (8) Surrounding be provided with thermal insulation board.
3. a kind of efficient plastics injection mould according to claim 1, it is characterised in that:The bottom of the hopper (3) and The bottom of the agitator tank (10) is kept in a plane, and the agitator tank (10) electrically connects with the electric cabinet (30) It connects.
CN201721282784.7U 2017-09-30 2017-09-30 A kind of efficient plastics injection mould Expired - Fee Related CN207373599U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721282784.7U CN207373599U (en) 2017-09-30 2017-09-30 A kind of efficient plastics injection mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721282784.7U CN207373599U (en) 2017-09-30 2017-09-30 A kind of efficient plastics injection mould

Publications (1)

Publication Number Publication Date
CN207373599U true CN207373599U (en) 2018-05-18

Family

ID=62338599

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721282784.7U Expired - Fee Related CN207373599U (en) 2017-09-30 2017-09-30 A kind of efficient plastics injection mould

Country Status (1)

Country Link
CN (1) CN207373599U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20180516

Address after: 266000 Hu Lan River Road, Huangdao District, Qingdao, Shandong Province, No. 1

Patentee after: Qingdao Jin Shan garden Precision Mold Co., Ltd.

Address before: 311800 Room 204, 61 North Road, Jiyang street, Zhuji, Shaoxing, Zhejiang.

Patentee before: Zhuji Yitong Network Technology Co., Ltd.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180518

Termination date: 20200930

CF01 Termination of patent right due to non-payment of annual fee