CN106003567A - Injection molding machine for molding composite molded article - Google Patents
Injection molding machine for molding composite molded article Download PDFInfo
- Publication number
- CN106003567A CN106003567A CN201610170179.4A CN201610170179A CN106003567A CN 106003567 A CN106003567 A CN 106003567A CN 201610170179 A CN201610170179 A CN 201610170179A CN 106003567 A CN106003567 A CN 106003567A
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- China
- Prior art keywords
- injection
- injection device
- mentioned
- metal die
- die
- 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.)
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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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1615—The materials being injected at different moulding stations
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- 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
- B29C45/03—Injection moulding apparatus
- B29C45/13—Injection moulding apparatus using two or more injection units co-operating with a single mould
-
- 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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1615—The materials being injected at different moulding stations
- B29C45/162—The materials being injected at different moulding stations using means, e.g. mould parts, for transferring an injected part between moulding stations
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
-
- 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
- B29C45/03—Injection moulding apparatus
- B29C45/13—Injection moulding apparatus using two or more injection units co-operating with a single mould
- B29C2045/135—Injection moulding apparatus using two or more injection units co-operating with a single mould selectively injecting different materials in the same mould for making different articles in the same mould
Abstract
The invention provides an injection molding machine for molding a composite molded article, which is provided with at least three injection devices, and ensures the change of molding. In an injection molding machine (11) for molding a composite molded article, which is provided with intermediate molds (30, 30) that rotate about an axis in a direction orthogonal to a mold opening and closing direction and that are arranged between a first mold platen (18) to which a first mold (20) is attached and a second mold platen (21) to which a second mold platen (22) is attached so as to be capable of being clamped with the first mold platen and the second mold platen, the injection molding machine being provided with at least three injection devices (14, 15, 17), the injection molding machine being provided with a plurality of injection devices capable of injecting a molten material into a cavity formed between the first mold platen and the intermediate mold platen and an injection device capable of injecting a molten material into a cavity formed between the second mold platen and the intermediate mold platen, at least one of the plurality of injection devices being arranged so as to be movable in a direction (B) other than a screw axis.
Description
Technical field
The present invention relates to the injection machine that composite formed article shapes.
Background technology
As at the first shuttering installed for the first metal die and the second shuttering installed for the second metal die
Between can be provided with die opening and closing direction just in the way of above-mentioned first metal die and the second metal die matched moulds
The injection machine that the composite formed article of the intermetallic metal mould rotated centered by the axle in the direction handed over shapes, is known to specially
Profit injection machine described in document 1~3.Patent documentation 1 is the side's as the first shuttering or the second shuttering
The outside of fixing shuttering possesses injection device respectively with the outside of the movable shuttering as the opposing party.And, so that middle
The mode that metal die rotates makes the once-forming product and second shaped between the first metal die and intermetallic metal mould
Metal die mold closing, carry out between the second metal die and intermetallic metal mould secondary forming and shape composite formed article (or
Person first can also carry out the shaping of once-forming product between the second metal die and intermetallic metal mould.).
But, the only corresponding combined shaping shaping two kinds of resin materials of the injection machine that this composite formed article shapes
Product, it is impossible to corresponding multiple multiplex change.On the other hand, as composite formed article compound that can shape three kinds of resin materials
The injection machine that formed products shapes, is known to the injection machine described in patent documentation 2.Fig. 1 at patent documentation 2
In example, possess an injection device in the outside of fixing shuttering, possess an injection device in the outside of movable shuttering,
An injection device is possessed above movable metal die with intermetallic metal mould.It addition, in the example in figure 3, fixing
The outside of shuttering possesses an injection device, possesses an injection device in the outside of movable shuttering, at movable metal pattern
Tool possesses an injection device with the top of intermetallic metal mould.It addition, in the example in fig. 4, in the outside of fixing shuttering
Possess two injection devices, possess an injection device in the outside of movable shuttering.
It addition, patent documentation 3 and patent documentation 1 carry out double-colored shaping, but as the 5th shapes example and the sixty percentth identically
As shape example is described, describe do not make rotating close template rotate and by being formed as the first die cavity and second die cavity of both sides
It also is able to shape monochromatic this point of formed products.
Prior art literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2011-178095 publication (claim 1,0030, Fig. 1)
Patent documentation 2: Japanese Unexamined Patent Publication 2013-132812 publication (claim 1, Fig. 1, Fig. 3, Fig. 4)
Patent documentation 3: Japanese Unexamined Patent Publication 2011-56774 publication (claim 1,0055,0057, Fig. 7, Fig. 8)
But, for patent documentation 2, it all uses whole injection devices to carry out the one-tenth of composite formed article with arbitrary example
Premised on shape, from rather than contemplate the structure of various manufacturing process.It addition, patent documentation 3 is to carry out the one-tenth of monochromatic formed products
Premised on shape, and do not record the change of the injection machine of the composite formed article shaping at least possessing three injection devices at all
Change.
Summary of the invention
In the present invention, in view of the above-mentioned problems, it is therefore intended that for first metal die install the first shuttering with
Supply between the second shuttering of the second metal die installation can close with above-mentioned first metal die and the second metal die
The mode of mould is provided with the intermetallic metal mould rotated centered by the axle in the direction orthogonal with die opening and closing direction, and at least possesses
On the basis of the injection machine that the composite formed article of three injection devices shapes, it is provided that a kind of change being able to ensure that shaping
Composite formed article shape injection machine.
The injection machine that composite formed article described in technical scheme 1 shapes is for the first metal die
With can be with above-mentioned first metal die between the first shuttering of installing and the second shuttering installed for the second metal die
And second the mode of metal die matched moulds be provided with the centre rotated centered by the axle in the direction orthogonal with die opening and closing direction
Metal die, and at least possess three injection devices, the injection machine that above-mentioned composite formed article shapes is characterised by, tool
For injecting to the multiple stage of the cavity injection melted material being formed between above-mentioned first metal die and intermetallic metal mould
Device and can be to the note of the cavity injection melted material being formed between above-mentioned second metal die and intermetallic metal mould
Injection device, the direction that at least one injection device in above-mentioned multistation injection injection device is configured to beyond screw shaft is moved.
The injection machine that composite formed article described in technical scheme 2 shapes is at the base of technical scheme 1
On plinth, it is characterised in that above-mentioned multistation injection injection device is placed in identical supporting station, and can be simultaneously along the side beyond screw shaft
To movement.
The injection machine that composite formed article described in technical scheme 3 shapes is at the base of technical scheme 1
On plinth, it is characterised in that above-mentioned multistation injection injection device is placed in different supporting stations, and at least one injection device can be along spiral shell
Direction beyond bar axle is moved.
The injection machine of the composite formed article described in technical scheme 4 is being installed for the first metal die
The first shuttering and for second metal die install the second shuttering between with can with above-mentioned first metal die and
The mode of the second metal die matched moulds is provided with the intermetallic metal rotated centered by the axle in the direction orthogonal with die opening and closing direction
Mould, and at least possess three injection devices, the injection machine of above-mentioned composite formed article is characterised by, possessing can be to
The multistation injection injection device of the cavity injection melted material being formed between above-mentioned first metal die and intermetallic metal mould and
Can be to the injection device of the cavity injection melted material being formed between above-mentioned second metal die and intermetallic metal mould, energy
Enough selections employ can be to the multiple stage being formed in above-mentioned multistation injection injection device, above-mentioned second metal die and intermetallic metal
The shaping of the composite formed article of the injection device of the cavity injection melted material between mould and employ can be to being formed at
One in above-mentioned multistation injection injection device, the cavity injection between above-mentioned second metal die and intermetallic metal mould melt material
The shaping of the composite formed article of the injection device of material.
The injection machine that composite formed article described in technical scheme 5 shapes is for the first metal die
With can be with above-mentioned first metal die between the first shuttering of installing and the second shuttering installed for the second metal die
And second the mode of metal die matched moulds be provided with the centre rotated centered by the axle in the direction orthogonal with die opening and closing direction
Metal die, and at least possess three injection devices, the injection machine that above-mentioned composite formed article shapes is characterised by, tool
For injecting to the multiple stage of the cavity injection melted material being formed between above-mentioned first metal die and intermetallic metal mould
Device and can be to the note of the cavity injection melted material being formed between above-mentioned second metal die and intermetallic metal mould
Injection device, it is possible to select to use the multiple stage in above-mentioned multistation injection injection device and do not make above-mentioned intermetallic metal mould rotate and to formation
The shaping of the composite formed article of the cavity injection melted material between the first metal die and intermetallic metal mould.
The effect of the present invention is as follows.
The first shuttering installed for the first metal die and the second conjunction installed for the second metal die in the present invention
Between template by can with above-mentioned first metal die and the second metal die matched moulds in the way of be provided with die opening and closing side
The intermetallic metal mould rotated centered by the axle in orthogonal direction, and at least possess the composite formed article one-tenth of three injection devices
On the basis of the injection machine of shape, possessing can be to being formed between above-mentioned first metal die and intermetallic metal mould
The multistation injection injection device of cavity injection melted material and can be to being formed at above-mentioned second metal die and intermetallic metal mould
Between the injection device of cavity injection melted material, at least one injection device in above-mentioned multistation injection injection device is configured to
Enough directions beyond screw shaft are moved, therefore, it is possible to guarantee the change shaped.
Accompanying drawing explanation
Fig. 1 is to utilize section to represent of injection machine that the composite formed article of embodiments of the present invention shapes
The top view divided, and figure when being to represent die sinking and when injection device retreats.
Fig. 2 is to utilize section to represent of injection machine that the composite formed article of embodiments of the present invention shapes
The top view divided, and figure when being to represent mold closing and when injection device advances.
Fig. 3 is the top view of the multistation injection injection device of embodiments of the present invention.
Fig. 4 is the side view of the part utilizing multistation injection injection device that section represents embodiments of the present invention.
Fig. 5 is the second manufacturing process of the injection machine of the composite formed article shaping representing embodiments of the present invention
Figure.
Fig. 6 is the 3rd manufacturing process of the injection machine of the composite formed article shaping representing embodiments of the present invention
Figure.
Fig. 7 is the multistation injection injection device of the injection machine of the composite formed article shaping of the embodiment representing other
Top view and the figure of manufacturing process thereof.
In figure:
11, the injection machine that 81 composite formed articles shape;12,80 pedestal;13 mold closing mechanisms;14、15、
17,82,83 injection device;18 fix shuttering;20,62,74,92 metal die is fixed;21 movable shutterings;
22,75 movable metal die;28 rotating close templates;30 intermetallic metal moulds;33、38、45、51、73、87、89、92、
93 hydraulic cylinders;34,48,84,85 supporting station;A die opening and closing direction;The horizontal direction that B is orthogonal with die opening and closing direction;
C1, C2, C3 die cavity.
Detailed description of the invention
The injection machine 11 shaped the composite formed article of embodiments of the present invention with reference to Fig. 1, Fig. 2 is said
Bright.The injection machine 11 that composite formed article shapes is to have to shape to employ the melted tree injected from other injection device
The injection machine of the function of the composite formed article of fat, pedestal 12 is provided with and possesses mold closing mechanism 13 and multistation injection injection device
14,15 the first injection device mobile unit 16 and possess the second injection device mobile unit 18 of an injection device 17.
Mold closing mechanism 13 is provided with as first at the fixing shuttering 19 as the first shuttering being fixed on pedestal 12
The fixing metal die 20 of metal die, is provided with as the second metal die at the movable shuttering 21 as the second shuttering
Movable metal die 22.The closing cylinder 23 as clamping it is respectively arranged with near the corner of fixing shuttering 19, its
Bar is also inserted through near the corner of movable shuttering 21 as pull bar 24.Outside (fixing metal die at fixing shuttering 19
The contrary side of the installed surface of 20) be formed can for the cartridge heater 42,59 of two injection devices 14,15 and nozzle 41,
The 46 recess 19a (mortar portion) inserted.It addition, be provided with not shown fastener in the periphery of pull bar 24, for movable matched moulds
It is provided with halfnut 25 near the part that the pull bar 24 of the outer side surface of plate 21 is inserted.It addition, at movable shuttering 21
Outside (the contrary side of the installed surface of movable metal die 22) is formed can be for the cartridge heater 60 of an injection device 17
And the recess 21a (mortar portion) that nozzle 55 inserts.And, movable shuttering 21 is by die opening and closing mechanism 26 (movable shuttering
Travel mechanism) can move along die opening and closing direction A on pedestal 12.Die opening and closing mechanism 26 is installed on pedestal 12 and movable shuttering
21, and possess the servo motor as drive mechanism and ball screw framework.
It addition, be provided with the direction orthogonal with die opening and closing direction between fixing shuttering 19 with movable shuttering 21
Centered by rotary shaft 27 (rotary shaft 27 is the axle of vertical direction in most housing but it also may for the axle of horizontal direction)
The rotating close template 28 rotated.In the present embodiment, rotating close template 28 is arranged to via not shown bearing and rotation
Axle 27 is together relative to middle shuttering 29 freedom guided by pedestal 12 or pull bar 24 and can move to die opening and closing direction A
Rotate (or 180 ° Di freely inverting).Being provided with at above-mentioned middle shuttering 29 makes rotating close template 28 rotate the electronic of driving
Motor 35.And, the centre possessing identical cavity surface it is separately installed with in a face of rotating close template 28 and another face
Metal die 30.And, rotating close template 28 can be by employing the travel mechanism 31 of servo motor and ball screw framework
Move along die opening and closing direction A relative to fixing shuttering 19 or movable shuttering 21.Additionally, for rotating close template 28, remove
It is configured to outside the middle shuttering 29 (comprising situation about splitting up and down) being inserted through pull bar 24 rotates, it is also possible to set
It is set to rotate by the middle shuttering 29 on the action platform not inserting pull bar 24.Alternatively, it is also possible to close relative to centre
Template 29 is can be provided with intermetallic metal mould 30 in the way of directly rotating, and does not possess rotating close template 28.
Additionally, the mechanism of mold closing mechanism 13 is not limited to above-mentioned, it is also possible at the movable shuttering as the second shuttering
The side of 21 is provided with closing cylinder.It addition, elbow-bar mechanism can also be provided with at the back side of movable shuttering 21, in this situation
Under, it is also used as clamping and die opening and closing mechanism.The die opening and closing mechanism 26 of movable shuttering 21 and the shifting of middle shuttering 29
Motivation structure 31, in Fig. 1, Fig. 2, is respectively the most only recorded one, but is generally configured with more than two, its number, mounted parts, drives
Motivation structure is not limited.It addition, middle shuttering can also be fixedly arranged on pedestal by mold closing mechanism, at middle shuttering
So that the rotating close template being mounted with intermetallic metal mould can be provided with in the way of rotating, in its both sides, the first metal is installed
First shuttering of mould and the second shuttering being provided with the second metal die are respectively set to can be towards the centre of central authorities
Shuttering moves.Alternatively, it is also possible to be provided with the as the first shuttering first movable shuttering in the side of fixing shuttering,
Opposite side at the above-mentioned first movable shuttering is provided with the as the second shuttering second movable shuttering, can above-mentioned first
Middle shuttering and the rotation moved to die opening and closing direction A it is provided with between dynamic circuit connector template and the above-mentioned second movable shuttering
Turn shuttering.Alternatively, it is also possible to be provided with multiple rotating close template (or many groups between the first shuttering and the second shuttering
Intermetallic metal mould).
It follows that with reference to Fig. 2, Fig. 3, Fig. 4 to being configured at fixing shuttering 19 side as the first shuttering, and for multiple stage
First injection device mobile unit 16 of injection device 14,15 mounting illustrates.The note of the first injection device mobile unit 16
Injection device 14,15 be all can be formed at the fixing metal die 20 as the first metal die and intermetallic metal mould 30 it
Between the injection device of die cavity C2 injected molten material.Towards orthogonal with die opening and closing direction on platform portion 12a on pedestal 12
The horizontal direction B direction of opposition side (fore side operation) is provided with a plurality of guide rail 32,32, with can be on guide rail 32,32
Above-mentioned direction B mode slidably is provided with the supporting station 34 of the first injection device mobile unit 16.Additionally, guide rail 32,
The end of two sides of 32 is respectively arranged with stop 32a, 32b of the supporting station 34 of locking movement.It addition, in the platform portion of pedestal 12
The hydraulic cylinder 33 as the drive mechanism making supporting station 34 move it is provided with on 12a.Hydraulic cylinder 33 is provided with cylinder body at bracket 56
Portion 33a, the bracket 57 at the back side of supporting station 34 is provided with bar 33b, and this bracket 56 is arranged at the guide rail 32,32 on platform portion 12a
Between.Additionally, make drive mechanism that supporting station 34 moves can also for employ servo motor and ball screw framework structure,
Other the mechanism such as cylinder.
Supporting station 34 is placed with two injection devices 14,15.The injection device 14 of present embodiment and injection device
15 is the injection device that ability is different, but the structure of mounting structure and nozzle touching is identical, the therefore injection device to a side
The structure of 14 illustrates.The die opening and closing direction that is partially toward of the half of the fore side in the upper surface of supporting station 34 is provided with
A plurality of guide rail 36,36, on guide rail 36,36 by can along die opening and closing direction A slidably in the way of be provided with injection device 14
Base station 37.It addition, be provided with, at supporting station 34, the nozzle making base station 37 and injection device 14 move to touch the hydraulic pressure of mechanism
Cylinder 38.Hydraulic cylinder 38 is provided with cylinder body portion 38a at bracket 39, and the bracket 40 at the back side of base station 37 is provided with bar 38b, this bracket
Between the guide rail 36,36 that 39 are arranged on supporting station 34.Additionally, the drive mechanism that nozzle touches mechanism can also be watched for employing
Take other mechanism of motor and the structure of ball screw framework, cylinder etc..
Injection device 14 possess nozzle 41 is arranged at front portion and endoporus be built-in with not shown screw rod cartridge heater 42,
Carry out above-mentioned screw rod rotating driving and the drive division 43 of forward-reverse driving, comprising supply resin in above-mentioned cartridge heater 42
The material supply unit 44 etc. of the housing section of material.Therefore, nozzle 41 is consistent with the direction of the axial threaded axle of cartridge heater 42.?
In present embodiment, the injection mechanism of injection device 14 and metrological service use by the structure of the motor-drivens such as servo motor,
It may also be carry out the structure of hydraulic operation, its kind is not limited.The injection device 15 of the opposing party is less than injection device 14
Type, but possess nozzle touching mechanism hydraulic cylinder 45, guide rail 58,58 moves and can forward-reverse structure with injection dress
Put 14 identical.And, the nozzle 46 of injection device 15 can together advance to the nozzle 42 of injection device 14 and fix metal
The nozzle touch surface 54 of mould 20 abuts.The kind of injection device 15, its nozzle are touched the kind of mechanism and are not limited.
First injection device mobile unit 16 is above-mentioned structure, and therefore each injection device 14,15 is not only able to
To die opening and closing direction, A moves, it is also possible to mobile to horizontal direction B (direction screw shaft beyond) orthogonal with die opening and closing direction.
The injection device 14,15 of the present invention takes such structure to be so that supporting with the nozzle bore 61 of fixing metal die 62 as described later
The injection device 14,15 connect is changed to main purpose, as long as therefore injection device 14,15 can be along the direction beyond screw shaft
Mobile.Specifically, injection device 14,15 can also move along the guide rail of arc-shaped, move to rear ramp.
It addition, the configuration of multistation injection injection device 14,15 is except being configured at the outside of the first shuttering as shown in Figure 1 (with solid
Determine the side that the installed surface of metal die is contrary) example beyond, it is also possible to be arranged at the top of the first shuttering, the first matched moulds
Plate or be installed on the first shuttering metal die side pedestal on, on ground (in this case, it is also possible to there is note
Moving direction beyond the screw shaft of injection device 14 grade is consistent with die opening and closing direction A, or not orthogonal with same die opening and closing direction water
Square to situation consistent for B.).It addition, multistation injection injection device at least possesses two, it is also possible to possess more than three.
It follows that with reference to Fig. 1, Fig. 2 to being configured at movable shuttering 21 side as the second shuttering and possessing injection dress
Put the second injection device mobile unit 18 of 17 to illustrate.It is placed in the injection device 17 of the second injection device mobile unit 18
For noting to the die cavity C1 being formed between the movable metal die 22 as the second metal die and intermetallic metal mould 30
Penetrate the injection device of melted material.Pedestal 12 is provided with a plurality of guide rail 47,47 towards die opening and closing direction, at guide rail 47,47
On by can along die opening and closing direction A slidably in the way of be provided with supporting station 48.The front end of above-mentioned supporting station 48 with can dynamic circuit connector
Template 21 is fixing integratedly or is linked to movable shuttering 21.Therefore, the second injection device mobile unit 18 passes through die opening and closing
The driving of mechanism 26 is together moved with movable shuttering 21.And, supporting station 48 is provided with other guide rail 49,49,
So that the base station 50 directly loaded for injection device 17 can be provided with in the way of moving on guide rail 49,49.It addition, at supporting station 48
Being provided with the cylinder body portion of the hydraulic cylinder 51 touching mechanism as nozzle, the bar of above-mentioned hydraulic cylinder 51 is installed on base station 50.And, logical
Crossing the action of above-mentioned hydraulic cylinder 51, injection device 17 is arranged to base station 50 together along die opening and closing direction A slidably.This
Outward, the kind of the mechanism of nozzle touching is not limited.
The structure of injection device 17 is identical with injection device 14,15, possesses and screw rod is built in the cartridge heater 60 of endoporus, sets
It is placed in anterior nozzle 55 and drive division, the supply unit etc. of this cartridge heater 60.It addition, injection device 17 can be arranged at movably
The top of shuttering 21, it is also possible in the side of movable shuttering 21, movable metal die 22 or intermetallic metal mould 30 etc.
Position to be provided with nozzle in the way of horizontal direction B orthogonal with mould opening and closing.It addition, the second injection device mobile unit
18 at least possess an injection device, it is also possible to possess multistation injection injection device.It addition, in the present invention, it is also possible to can dynamic circuit connector
Template 21 side is as the first shuttering, and arranges the multistation injection of the first injection device mobile unit with being connected with movable shuttering 21
Injection device.In this case, fixing shuttering 19 becomes the second shuttering, and the second injection device mobile unit 18 at least possesses one
Platform injection device 17.
The ability of these injection devices 14,15,17 is not limited, can be identical, it is also possible to different, but also is able to be susceptible to
Ensuing various situations etc..There is injection device 14 with injection device 17 is that (screw flight is straight for identical screw diameter
Footpath), the situation that the screw diameter of injection device 15 is smaller.The screw diameter that there is injection device 14 is maximum, and screw diameter is pressed
The situation that injection device 17, the order of injection device 15 diminish.The screw diameter that there is injection device 14 is maximum, and screw diameter is pressed
The situation that injection device 15, the order of injection device 17 diminish.The screw diameter that there is injection device 17 is maximum, and screw diameter is pressed
The situation that injection device 14, the order of injection device 15 diminish.The screw diameter that there is injection device 17 is maximum, injection device
14, injection device 15 is identical screw diameter and the screw diameter situation less than injection device 17.
It addition, the injection machine 11 that composite formed article shapes possesses setting screen 52 and controls device 53.And, control
Device 53 processed is as required by the trichroism shaping of employ in multistation injection injection device 14,15 described later two with injection device 17
Time the action step of sequential control and carry out employing in multistation injection injection device 14,15 any one and injection device 17
Double-colored shaping time the action step both sides of sequential control be stored in storage device 53.Can basis it addition, control device 53
Storage is needed not make intermetallic metal mould 30,30 rotate and only use the multistation injection injection device 14,15 of the first shuttering side to carry out
The action step etc. of sequential control when polychrome shapes.
It follows that the manufacturing process of the injection machine 11 of the composite formed article shaping of present embodiment is entered with action
Row explanation.First, as the first manufacturing process, move all employing the first injection device possessing injection device 14,15
Unit 16, the shaping of the trichroism composite formed article possessing the second injection device mobile unit 18 of an injection device 17 are said
Bright.As shown in Figure 1 and Figure 2, the supporting station 34 of the first injection device mobile unit 16 is centrally located, the spray of injection device 14
The nozzle 46 of mouth 41 and injection device 15 lays respectively at and fixes two nozzle bores of the nozzle touch surface 54 of metal die 20
54a, 54b just to position.And, the nozzle of hydraulic cylinder 38 and injection device 15 that the nozzle of injection device 14 touches mechanism touches
Touching the hydraulic cylinder 45 of mechanism side of marching forward to be driven, nozzle 41 is connected with nozzle bore 54a, and nozzle 46 is connected with nozzle bore 54b.Note
The metering of the molten resin before injection in injection device 14,15 is carried out when abutting and having nozzle 41,46 as shown in Figure 2
Situation is more but it also may make injection device 14,15 retreat when nozzle 41,46 is provided with valve etc..On the other hand,
The injection device 17 of two injection device mobile units 18 is the most in the same manner at the nozzle that nozzle 55 is connected to movable metal die 22
Measure under the state in hole but it also may make it retreat and measure.
On the other hand, the side of mold closing mechanism 13 makes die opening and closing mechanism 26 and travel mechanism 31 action, fixing metal die
Difference mold closing between 20 and intermetallic metal mould 30, movable metal die 22 and intermetallic metal mould 30.And, halfnut 25
It is locked, makes closing cylinder 23 action, thus carry out the matched moulds between each metal die.By above-mentioned mold closing and matched moulds, as
Shown in Fig. 2, between movable metal die 22 and intermetallic metal mould 30, it is formed with once-forming die cavity C1.It addition,
Fix and between metal die 20 and intermetallic metal mould 30, be formed with secondary forming die cavity C2.
If the forming process according to a composite formed article illustrates, then it follows that note from movable shuttering 21 side
The nozzle 55 of injection device 17 via the stream of nozzle bore and hot flow path etc. to movable metal die 22 and intermetallic metal mould 30
Between once-forming die cavity C1 injecting molten resin.And, the molten resin injected is cooled, and be cured to can be
In die cavity C1 more than the degree of die sinking.It follows that after carried out strength die sinking (demoulding) by closing cylinder 23, die opening and closing mechanism 26
With travel mechanism 31 action, thus fixing metal die 20 and intermetallic metal mould 30, movable metal die 22 and intermetallic metal
Die sinking between mould 30.Now carry out once-forming once-forming product P1 to be pasted on the form of intermetallic metal mould 30 side
It is demolded.It follows that rotating close template 28 and intermetallic metal mould 30,30 rotate 180 ° centered by rotary shaft 27, paste
The intermetallic metal mould 30 of once-forming product P1 moves to the position opposed with fixing metal die 20.It addition, now, the most also
The intermetallic metal mould 30 not pasting formed products is interchangeable and opposed with movable metal die 22.
And, fixing metal die 20 and intermetallic metal mould 30, movable metal die 22 and intermetallic metal mould 30 it
Between by mold closing again, matched moulds.Thus, the die cavity C2 between fixing metal die 20 and intermetallic metal mould 30 also utilizes once
Formed products P1 is formed with space C2a, the C2b being distinguished two.Additionally, above-mentioned space C2a, C2b are except at fixing metal die
20, outside being formed between intermetallic metal mould 30 and once-forming product P1, it is also possible to only at fixing metal die 20 and
Formation etc. between secondary formed products P1, in the case of arbitrarily, also with first metal die and intermetallic metal mould of the present invention it
Between die cavity C2 corresponding.And, these spaces C2a, C2b are connected to via the stream such as hot flow path of fixing metal die 20 respectively
Nozzle bore 54a, 54b.And, it follows that have the injection device 14 of nozzle 41 to carry out to space C2a from abutting at nozzle bore 54a
Injection from once-forming molten resin different for product P1.It addition, carry out and injection dress to above-mentioned space C2b from injection device 15
Put molten resin and the injection of once-forming molten resin different for product P1 of 14.The note of injection device 14,15,17 now
The opportunity penetrated can it is also possible to different time (even if the opportunity of the injection of injection device 15,17 is different, in this specification also
The most secondary forming, even if be called secondary forming, shape for three times, be the difference exhaling title only.).
And, the molten resin of injection cooled solidification respectively in die cavity C2a, C2b.In die cavity C2a, C2b, if molten
The cooling and solidifying of melt resin terminates and is formed integrated with once-forming product, then clamping moves again with die opening and closing mechanism etc.
Make, after carrying out the demoulding, be fixed metal die 20 and intermetallic metal mould 30, movable metal die 22 and intermetallic metal mould
Die sinking between tool 30.And, make to be pasted on fixing metal die 20 or centre by being arranged at the thimble of this metal die
The trichroism composite formed article of the arbitrary cavity surface of metal die 30 is prominent and can be drawn off.It addition, now, the opposing party
Movable metal die 22 with the die cavity C1 of intermetallic metal mould 30, simultaneously carry out and the most identical once-forming product P1
Shaping.
As above, to using injection device 17 as the movable metal die 22 of the second metal die and intermetallic metal mould
Die cavity C1 between 30 first carries out the shaping of once-forming product P1, and uses injection device 14,15 as the first metal die
Fixing metal die 20 and intermetallic metal mould 30 between die cavity C2 carry out secondary forming example and recorded.But
It is that the present invention can also use the injection device 14,15 die cavity between fixing metal die 20 and intermetallic metal mould 30 first
Carry out once-forming, and use the injection device 17 die cavity between movable metal die 22 and intermetallic metal mould 30 to carry out two
Secondary shaping and shape composite formed article and (in this case, even if the opportunity of the injection of injection 14,15 is different, be the most as one man referred to as
Once-forming.).Therefore, the present invention all uses plural injection device in once-forming, secondary forming.Additionally, at this
In invention, being trichroism with once-forming, a secondary forming side, the opposing party is of the same colour, or once-forming for dichromatism and secondary
Shape the shaping of the composite formed article also also contemplating the injection device using four or more than four for the mode of dichromatism.Separately
Outward, the present invention does not limit the resin material using each injection device the most different, it is possible to use at least two injection dresses
Put identical resin material.
It follows that the second manufacturing process shown in Fig. 5 is illustrated.In the second manufacturing process, it follows that use multiple
Close the injection machine 11 that formed products shapes, and use the injection device 14 being disposed in the first shuttering side and be disposed in
One injection device 17 of the second shuttering side and carry out the shaping of double-colored composite formed article.Above-mentioned second manufacturing process is controlling
Device 53 preserves the step of sequential control, it is possible to by selecting from the input of setting screen 52.In the second shaping side
During method, as it is shown in figure 5, fixing metal die 62 is carried out with the double-colored metal die with a corresponding nozzle bore 61 with having possessed
Change.Now, intermetallic metal mould 30,30, movable metal die 22 the most simultaneously changes certainly.And, hydraulic cylinder 33 action,
Supporting station 34 moves towards horizontal direction B orthogonal with die opening and closing direction.And, if supporting station 34 abuts with stop 32a, then
The action of hydraulic cylinder 33 stops.Thus, the nozzle 41 of the injection device 14 of a side and nozzle bore 61 are just to (it addition, using separately
During the injection device 15 of one side, hydraulic cylinder 33 is also made to drive and make supporting station 34 abut with the stop 32b of opposite side, thus
The nozzle 46 of injection device 15 is the most right with nozzle bore 61.).It addition, in order to make supporting station 34 stop in centre position, it is also possible to set
Put the stop (not shown) of movable type so that it is abut with above-mentioned stop.
And, drive nozzle to touch the hydraulic cylinder 38 of mechanism, make injection device 14 advance mobile, and make nozzle 41 with fixing
The nozzle bore 61 of metal die 62 carries out nozzle touching.Now, injection device 15 is fixing is held in retracted position.Then carry out
The shaping of double-colored composite formed article of two injection devices of use 14,17 time the action of injection machine 11 and making before
Action step substantially phase with the injection machine 11 during the shaping of the trichroism composite formed article of three injection devices 14,15,17
With, only do not carry out this some difference of injection based on injection device 15.That is, injection device 17 side at the second injecting unit is shaped
After once-forming product P1, the once-forming product P1 making to be pasted on intermetallic metal mould 30 rotate and to fixing metal die 20 sidesway
Dynamic, again carry out mold closing and matched moulds, use injection device 14 to carry out secondary forming, and shape double-colored composite formed article.Additionally
Can also carry out once-forming in fixing metal die 20 side with this contrary order, carry out secondary one-tenth in movable metal die side
Shape and carry out the shaping of composite formed article, this situation and use the becoming of trichroism composite formed article of three injection devices 14,15,17
During shape identical.
It addition, in the present embodiment, the ability of the injection device of multistation injection injection device 14,15 is different.Therefore, carrying out
In the case of two colors shape, it is also possible to select optimal injection device to use shaping of a side.Specifically, by making
It is carry out once-forming of the die cavity between the fixing metal die 20 of the first metal die and intermetallic metal mould 30 or two
In the case of the injection volume of the shaping of any one of secondary shaping is relatively big, use screw diameter (or injection rate, theoretical injection appearance
Long-pending) injection device of a bigger side.It addition, in the case of the injection volume of shaping in above-mentioned die cavity is less, use screw rod
The injection device of the side that diameter (or injection rate, theoretical volumetric injection) is less.As above can select accordingly with injection
Injection device 13,14, thus in the case of injection volume is relatively big, it is possible to shorten Dose times.It addition, in the less feelings of injection volume
Under condition, use the injection device 15 that screw diameter is less such that it is able to make to become few relative to the injection volume of screw rod forward travel distance
Amount, and then high-precision shaping can be carried out.It addition, from the point of view of this point of the delay of resin in cartridge heater, it is also possible to use
Good injection device.It addition, because the material of resin is different, it is also possible to prepare special injection device and selectively use with thin
Thing shapings etc. prepare the injection device of high speed and high pressure injection style accordingly and selectively use.
It addition, as the first manufacturing process and the variation of the second manufacturing process, it is also possible to make the first note when shaping
The injection device 14,15 of injection device mobile unit 16 direction beyond screw shaft is moved.I.e. using injection device 14,15
In manufacturing process, it is also possible to nozzle bore 54a only exist one situation, nozzle bore 54a, 54b position not with nozzle 41,46
Just to situation make injection device 14,15 move, inject accordingly.It addition, in the situation and only using injection device 14,15
Use in the manufacturing process of either one of injection device 14,15, it is also possible to changes in material, the plasticization of injection device 14,15
Scarce capacities etc. make injection device 14,15 move, inject when shaping accordingly.
It follows that the 3rd manufacturing process shown in Fig. 6 is illustrated.In the 3rd manufacturing process, use combined shaping
The injection machine 11 that product shape, uses the multiple stage in above-mentioned multistation injection injection device 14,15 and does not make above-mentioned intermetallic metal mould
Tool 30 rotation and to the die cavity being formed between the fixing metal die 20 as the first metal die and intermetallic metal mould 30
Injected molten material carries out the shaping of polychrome composite formed article.Above-mentioned 3rd manufacturing process is controlling device 53 preservation order control
The step of system such that it is able to by selecting from the input of setting screen 52.
First, before forming, installing not as between movable shuttering 21 and the rotating close template 28 of the second shuttering
There is a wedge block 71 of die cavity.Thereby, it is possible to make movable shuttering 21 and rotating close template 28 by die opening and closing mechanism 26
As a shuttering mobile.Therefore, rotating close template 28 cannot rotate.It is installed on fixing shuttering 19 and rotating close template
The metal die of 28 is to make core 72 move by drive mechanisms such as hydraulic cylinders 73 such that it is able to carry out the metal pattern of polychrome shaping
Tool.And, if mold closing and matched moulds between fixing metal die 74 and movable metal die 75, then use and be disposed in as first
The injection device 14,15 of fixing shuttering 19 side of shuttering be formed at fixing metal die 74 and movable metal die 75 it
Between die cavity C3 carry out the shaping of composite formed article.
Now, inject to above-mentioned die cavity C3 from the injection device 14 of either one so that it is cool and solidify and shape once
After formed products, make hydraulic cylinder 73 action of movable metal die 75, and make core 72 retreat.And, by the retrogressing of core 72,
Inject to the die cavity being newly formed from the injection device 15 of any the opposing party, carry out secondary forming, to tie with once-forming product
The form closed is allowed to cool solidification, and shapes composite formed article.Then, between fixing metal die 74 and movable metal die 75
Die sinking, makes the composite formed article being pasted on arbitrary metal die highlight by thimble.
It addition, as mentioned above, it is also possible to wedge block 71 is not installed between movable shuttering 21 and rotating close template 28, and
The metal die shaped is installed, and between movable shuttering 21 and rotating close template 28, is also carried out other shaping.At this
In the case of, when carrying out above-mentioned composite formed article as between fixing shuttering 18 and the rotating close template 28 of the first shuttering
Shaping time, concurrently from injection device 17 to being installed on the movable shuttering 21 as the second shuttering and rotating close template 28
The die cavity of shaping dies inject, substantially simultaneously shape other formed products.And, in fixing shuttering 18 and rotation
Between shuttering 28, movable shuttering 21 and rotating close template 28 after difference die sinking, do not make rotating close template 28 rotate, and distinguish
Make each formed products highlight by thimble, thus be drawn off.Hereby it is possible to raising productivity ratio.
It follows that the note centered by difference, the composite formed article of the embodiment of other shown in Fig. 7 shaped
Penetrate forming machine 81 to illustrate.For the injection machine 81 that composite formed article shapes, mold closing mechanism 13 and second closes
The structure of the second injecting unit of template side is identical with the embodiment of Fig. 1 etc., therefore omits the description.At other shown in Fig. 7
Embodiment in, as the multistation injection injection device 82,83 of fixing shuttering 19 side of the first shuttering in the platform portion of pedestal 12
The upper surface of 12a is placed in different supporting stations 84,85 respectively, is able to the direction beyond screw shaft and moves.Concrete and
Speech, as shown in Figure 7, is provided with guide rail 86,86 towards horizontal direction B orthogonal with die opening and closing direction, by as drive mechanism
Hydraulic cylinder 87 make the supporting station 84 can be slidably relative to guide rail 86,86.And, supporting station 84 is touched by nozzle
The hydraulic cylinder 89 of mechanism is can be provided with base station 88 in the way of moving along die opening and closing direction A (screw rod is axial).And, at base station
Injection device 82 it is placed with on 88.It addition, injection device 83 is also placed in can be arranged at above-mentioned direction B's via base station 91
Supporting station 85 slidably on other guide rail 90,90, it is possible to by the hydraulic cylinder 92 of the drive mechanism as other upwards
Stating direction B to move, the hydraulic cylinder 93 being touched mechanism by nozzle is moved to die opening and closing direction A.
The injection machine 81 that composite formed article shapes is in the case of carrying out two color shapings, it is possible to make to be suitable to shaping
The injection device 82,83 of either one is to can moving with the position that the nozzle bore 95 of fixing metal die 94 abuts.It addition, entering
In the case of the trichroism shaping of row, it is possible to make injection device 82,83 both sides towards can be with two nozzle bores of fixing metal die 92
95 positions abutted respectively are moved.Additionally, in the embodiment of Fig. 7, even if at two nozzle bores of fixing metal die 94
The interval of 95 is because of metal die in the case of difference, it is also possible to correspondingly make nozzle 96,97 vary from one another interval.
It addition, as the variation of Fig. 7, though the diagram of omission, two injection devices are placed on common supporting station, separately
Outward, it is also possible to the injection device of only one side, on above-mentioned supporting station, is placed in edge independently with the injection device of the opposing party and opens
Other the supporting station that orthogonal direction, mold closing direction is moved.Even if in this example embodiment, it is also possible to make the spray of multiple injection device
The interval variation of mouth.It addition, in the example and this variation of Fig. 7, it is possible to so that the center in above-mentioned multistation injection injection device
One cannot move by the direction B beyond screw shaft, other at least one injection device can side beyond screw shaft
Move to B.In this case, double-colored shaping uses the injection device at center, in order to nozzle is touched, only to die opening and closing direction
Mobile.It addition, in the case of trichroism shaping, use the injection device at above-mentioned center and touch optimal position towards nozzle
Put other injection devices both sides that the direction beyond the screw shafts such as horizontal direction B orthogonal with die opening and closing direction is moved.
Though the present invention does not enumerates, but being not limited to above-mentioned present embodiment, those skilled in the art certainly can
Purport based on the present invention is changed, and applies.Injection moulding does not limit material, comprises ejection compress moulding, foaming yet
Shape, interlayer shapes, insert the shapings such as shaping.
Claims (5)
1. the injection machine that composite formed article shapes, it is in the first shuttering installed for the first metal die and confession
Between the second shuttering that second metal die is installed, with can be with above-mentioned first metal die and the second metal die matched moulds
Mode be provided with the intermetallic metal mould rotated centered by the axle in the direction orthogonal with die opening and closing direction, and at least possess three
Platform injection device,
The injection machine that above-mentioned composite formed article shapes is characterised by possessing:
Can be to the multistation injection of the cavity injection melted material being formed between above-mentioned first metal die and intermetallic metal mould
Injection device;And
Can fill to the injection of the cavity injection melted material being formed between above-mentioned second metal die and intermetallic metal mould
Put,
The direction that at least one injection device in above-mentioned multistation injection injection device is configured to beyond screw shaft is moved.
The injection machine that composite formed article the most according to claim 1 shapes, it is characterised in that
Above-mentioned multistation injection injection device is placed in identical supporting station, and can move along the direction beyond screw shaft simultaneously.
The injection machine that composite formed article the most according to claim 1 shapes, it is characterised in that
Above-mentioned multistation injection injection device is placed in different supporting stations, and at least one injection device can be along the side beyond screw shaft
To movement.
4. an injection machine for composite formed article, it is at the first shuttering installed for the first metal die and for second
Between the second shuttering that metal die is installed, with can be with above-mentioned first metal die and the side of the second metal die matched moulds
Formula is provided with the intermetallic metal mould rotated centered by the axle in the direction orthogonal with die opening and closing direction, and at least possesses three notes
Injection device,
The injection machine of above-mentioned composite formed article is characterised by possessing:
Can be to the multistation injection of the cavity injection melted material being formed between above-mentioned first metal die and intermetallic metal mould
Injection device;And
Can fill to the injection of the cavity injection melted material being formed between above-mentioned second metal die and intermetallic metal mould
Put,
Can select: employ can to the multiple stage being formed in above-mentioned multistation injection injection device, above-mentioned second metal die and
The shaping of the composite formed article of the injection device of the cavity injection melted material between intermetallic metal mould;And
Employing can be to be formed in above-mentioned multistation injection injection device, above-mentioned second metal die and intermetallic metal mould
The shaping of the composite formed article of the injection device of the cavity injection melted material between tool.
5. the injection machine that composite formed article shapes, it is in the first shuttering installed for the first metal die and confession
Between the second shuttering that second metal die is installed, with can be with above-mentioned first metal die and the second metal die matched moulds
Mode be provided with the intermetallic metal mould rotated centered by the axle in the direction orthogonal with die opening and closing direction, and at least possess three
Platform injection device,
The injection machine that above-mentioned composite formed article shapes is characterised by possessing:
Can be to the multistation injection of the cavity injection melted material being formed between above-mentioned first metal die and intermetallic metal mould
Injection device;And
Can fill to the injection of the cavity injection melted material being formed between above-mentioned second metal die and intermetallic metal mould
Put,
Can select: use the multiple stage in above-mentioned multistation injection injection device and do not make above-mentioned intermetallic metal mould rotate and to being formed at
The shaping of the composite formed article of the cavity injection melted material between the first metal die and intermetallic metal mould.
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JP2015061977A JP6161214B2 (en) | 2015-03-25 | 2015-03-25 | Injection molding machine for composite molding |
JP2015-061977 | 2015-03-25 |
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CN110757721A (en) * | 2018-07-28 | 2020-02-07 | 泰瑞机器股份有限公司 | Injection molding method of multicolor product |
CN111655444A (en) * | 2018-01-31 | 2020-09-11 | 住友重机械工业株式会社 | Injection molding machine and injection molding system |
US20220371084A1 (en) * | 2021-05-21 | 2022-11-24 | The Japan Steel Works, Ltd. | Twin injection molding machine including two injection devices |
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CN106393591A (en) * | 2016-12-21 | 2017-02-15 | 成都市联余精密机械有限公司 | Die for stack mold |
KR102597580B1 (en) * | 2017-01-31 | 2023-11-01 | 엘에스엠트론 주식회사 | Injection Molding Machine |
KR102011483B1 (en) * | 2017-08-23 | 2019-10-07 | 주식회사 서영피엔아이 | Low-pressure injection moulding machine |
CN110962289A (en) * | 2019-11-07 | 2020-04-07 | 东莞亿东机器有限公司 | High-pressure needle cylinder production line |
AT523954B1 (en) * | 2020-06-25 | 2023-01-15 | Engel Austria Gmbh | Injection unit for a molding machine and injection method |
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Also Published As
Publication number | Publication date |
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KR101835704B1 (en) | 2018-03-07 |
JP6161214B2 (en) | 2017-07-12 |
JP2016179637A (en) | 2016-10-13 |
CN106003567B (en) | 2019-02-01 |
KR20160115772A (en) | 2016-10-06 |
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Effective date of registration: 20200515 Address after: Tokyo, Japan Patentee after: THE JAPAN STEEL WORKS, Ltd. Address before: Aichi Prefecture, Japan Patentee before: KABUSHIKI KAISYA MEIKI SEISAKUSYO |