CN104760195A - Double-color die of bowl-shaped injection-moulded member - Google Patents
Double-color die of bowl-shaped injection-moulded member Download PDFInfo
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- CN104760195A CN104760195A CN201510111972.2A CN201510111972A CN104760195A CN 104760195 A CN104760195 A CN 104760195A CN 201510111972 A CN201510111972 A CN 201510111972A CN 104760195 A CN104760195 A CN 104760195A
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Abstract
The invention discloses a double-color die of a bowl-shaped injection-moulded member. The double-color die includes a moving die board, a moving clamping plate, a fixed die plate, a fixed clamping plate. The moving die board is provided with a cavity. The fixed die plate is provided with a mould core. The mould core includes a left mould core and a right mould core. The cavity includes a left cavity and a right cavity, wherein the length of the left mould core is larger than that of the right mould core. The left cavity and the right cavity are equal in size. The fixed clamping plate is provided with a hard plastic flow pass and a soft plastic flow pass, wherein the hard plastic flow pass is communicated with the left cavity and the soft plastic flow pass is communicated with the right. The length of the hard plastic flow pass is larger than that of the soft plastic flow pass. Two material pushing-out mechanisms are arranged on the moving clamping plate and are used for pushing-out a material. Two material pushing-in mechanisms are arranged on the fixed clamping plate and are used for pushing-in the material. The material pushing-in mechanisms are respectively corresponding to the left cavity and the right cavity. The material pushing-out mechanisms are respectively corresponding to the left mould core and the right mould core. The double-color die can one-step integrately moulding the bowl-shaped injection-moulded member and is convenient and quick in injection moulding.
Description
Technical field
The present invention relates to a kind of mould, more particularly, it relates to a kind of bowl-shape moulding double-color mold.
Background technology
Double color mould: two kinds of plastic material injection mouldings on same injection machine, shaping at twice, but product depanning mould once.General this moulding technology is also double-material injection-molding, usually completed by 1 mold, and need special double coloured plastic injection machine, it generally comprises two two die cavities and two cores, in die cavity on one side after an injection formed part, then with injection machine, dynamic model part is revolved the turnback part that injection moulding is other again.
Rubber-coating module: two kinds of plastic material not necessarily injection mouldings on same injection machine, shaping at twice; Product after depanning is taken out from one set of die, then is put into other one set of die and is carried out second time injection mo(u)lding.So general this moulding technology is completed by 2 molds usually, and does not need special double coloured plastic injection machine.
Bowl-shape moulding as shown in Figure 1, this moulding comprises outside shell and is injection-moulded in the cushion of enclosure, cushion TPE material is made, TPE material has the high resiliency of rubber, high strength, high resilience, have again can the thermoplastic elastomer of feature of injection molding soft, and the hardness ratio of shell is higher, if carrying out this product of injection moulding with double color mould, must by first for shell injection moulding out (after harder thing injection moulding out could the soft thing of injection moulding inside), and large opening must be arranged towards cover half, and (namely larger core is arranged on solid plate, when injection casing, cast gate can be long, turnback injection moulding cushion is revolved after shell injection moulding is complete, at this moment cast gate is just shorter), will be coated on solid plate after outer like this casing forming, thus can not turnback be revolved, so the technology carrying out this product of injection moulding present with double color mould is ripe not enough, be difficult to reach, this product of injection moulding on present market, generally arrive first after shell injection moulding out on a secondary mould, and then injection moulding shell is out put into an other secondary mould and gets on the cushion of injection moulding inside, this injection moulding process is just more loaded down with trivial details, labour is larger, and injection moulding product efficiency is low.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide a kind of bowl-shape moulding double-color mold, this bowl-shape moulding double-color mold only needs depanning once just can become bowl-shape moulding, and injection moulding is convenient and swift.
For achieving the above object, the invention provides following technical scheme: a kind of bowl-shape moulding double-color mold, comprise moving platen, Bottom clamp plate, solid plate, top clamping plate, described moving platen is provided with die cavity, described solid plate is provided with core, core comprises levorotation core and right core, die cavity comprises levorotation chamber and right die cavity, the length of levorotation core is greater than the length of right core, levorotation chamber and right die cavity equal and opposite in direction, described top clamping plate is provided with ebonite runner and Flexible glue runner, described ebonite runner is connected with levorotation chamber, Flexible glue runner is connected with right die cavity, the length of described ebonite runner is greater than the length of Flexible glue runner, described Bottom clamp plate is provided with pusher material being released die cavity, described top clamping plate is provided with material top to the material jacking mechanism in die cavity, described material jacking mechanism is two and corresponding with levorotation chamber and right die cavity respectively, described pusher is two and corresponding with levorotation core and right core respectively.
The present invention is set to further: described material jacking mechanism comprises top board, described top board is arranged between moving platen and solid plate, and top board is set on core, and top board is provided with corresponding through hole, conflicting on top board in the upper surface of product, is provided with delayed separating mechanism between described top board and moving platen.
The present invention is set to further: described delayed separating mechanism comprises straight-bar, drag hook, slide block and mounting box, mounting box is fixed on top board, one end of straight-bar is fixed on solid plate, the other end is each passed through mounting box and slide block reaches outside mounting box, drag hook one end is fixed on moving platen, the other end to wear in mounting box clasp joint on slide block, the chute for the slippage of slide block left and right is provided with in described mounting box, the free end of straight-bar is provided with the crushing block that extruding slide block and drag hook depart from, described slide block and straight-bar joint are provided with the space for slide block activity, the opposite side of the relative drag hook of described slide block is provided with back-moving spring a, the two ends of back-moving spring a are respectively on the outer wall of the inwall and slide block that are located at chute.
The present invention is set to further: described cover half is pulled and is provided with by material top to the Fu Ding mechanism in die cavity between top clamping plate, conflicts in the inside of Fu Ding mechanism and shell.
The present invention is set to further: described Fu Ding mechanism comprises installing plate, push pedal a, push rod a and connecting rod, be provided with for the up and down cavity of push pedal in described installing plate, one end of described push rod is fixed on push pedal a, the other end wears in die cavity, and the two ends of connecting rod are fixedly connected with top board with push pedal a respectively.
The present invention is set to further: described solid plate is fixed with the adjusting rod vertically arranged, several adjustment holes on adjusting rod, described straight-bar is connected with adjusting rod by bolt, and bolt wears in adjustment hole.
The present invention is set to further: described pusher comprises push rod b, push pedal b and back-moving spring b, described push rod b one end is fixed on push pedal b, the other end wears in die cavity, and back-moving spring b is set on push rod, and push pedal b is arranged between moving platen and Bottom clamp plate.
The present invention is set to further: described top board is provided with locating piece near moving platen side, and locating piece is trapezoid block, and the large end face of locating piece is fixed on top board, and core extend in die cavity through locating piece.
Compared with prior art, the invention has the advantages that: shell is in levorotation chamber after injection mo(u)lding, by material jacking mechanism by shell top in die cavity, then dynamic model part is revolved turnback levorotation chamber is coordinated with right core by injection machine, Flexible glue runner is fed to its inside again, thus just just can be injection molded into inner cushion, finally by pusher, shaping product is pushed out after whole product injection moulding is complete, such setting only needs product depanning once just can complete this bowl-shape moulding, injection moulding is convenient and swift, decreases labour.
Accompanying drawing explanation
Fig. 1 is a kind of structure chart carrying the clamp embodiment of forging of the present invention;
Fig. 2 is a kind of profile carrying the clamp embodiment Access Division of forging of the present invention;
Fig. 3 is a kind of profile carrying the clamp embodiment switch portion of forging of the present invention;
Fig. 4 is the structure chart of a kind of bowl-shape moulding double-color mold embodiment of the present invention;
Fig. 5 is the stereogram of delayed separating mechanism;
Fig. 6 is the structure chart of delayed separating mechanism;
Fig. 7 is the structure chart after the die sinking of a kind of bowl-shape moulding double-color mold embodiment of the present invention;
Fig. 8 is the structure chart after a kind of bowl-shape moulding double-color mold embodiment top board of the present invention is separated with moving platen;
Fig. 9 is the stereogram that a kind of bowl-shape moulding double-color mold embodiment removing cover half of the present invention is pulled.
Reference numeral: 1, moving platen; 2, Bottom clamp plate; 3, cover half is pulled; 4, top clamping plate; 5, levorotation chamber; 6, right die cavity; 7, levorotation core; 8, right core; 9, ebonite runner; 10, Flexible glue runner; 11, pusher; 12, material jacking mechanism; 13, top board; 14, delayed separating mechanism; 15, straight-bar; 16, drag hook; 17, slide block; 18, mounting box; 19, chute; 20, crushing block; 21, back-moving spring a; 22, Fu Ding mechanism; 23, installing plate; 24, push pedal a; 25, push rod a; 26, connecting rod; 27, adjusting rod; 28, adjustment hole; 29, push rod b; 30, push pedal b; 31, back-moving spring b; 32, locating piece; 33, cushion; 34, bowl-shape moulding.
Detailed description of the invention
Referring to figs. 1 through Fig. 9, a kind of bowl-shape moulding double-color mold embodiment of the present invention is described further.
A kind of bowl-shape moulding double-color mold, comprise moving platen 1, Bottom clamp plate 2, solid plate, top clamping plate 4, described moving platen 1 is provided with die cavity, described solid plate is provided with core, core comprises levorotation core 7 and right core 8, die cavity comprises levorotation chamber 5 and right die cavity 6, the length of levorotation core 7 is greater than the length of right core 8, levorotation chamber 5 and right die cavity 6 equal and opposite in direction, described top clamping plate 4 is provided with ebonite runner 9 and Flexible glue runner 10, described ebonite runner 9 is connected with levorotation chamber 5, Flexible glue runner 10 is connected with right die cavity 6, the length of described ebonite runner 9 is greater than the length of Flexible glue runner 10, described Bottom clamp plate 2 is provided with the pusher 11 material being released die cavity, described top clamping plate 4 is provided with material top to the material jacking mechanism 12 in die cavity, described material jacking mechanism 12 is two and corresponding with levorotation chamber 5 and right die cavity 6 respectively, described pusher 11 is two and corresponding with levorotation core 7 and right core 8 respectively.Shell is in levorotation chamber 5 after injection mo(u)lding, by material jacking mechanism 12 by shell top in die cavity, then dynamic model part is revolved turnback levorotation chamber 5 is coordinated with right core 8 by injection machine, Flexible glue runner 10 is fed to its inside again, thus just just can be injection molded into inner cushion, finally by pusher 11, shaping product is pushed out after whole product injection moulding is complete, such setting only needs product depanning once just can complete this bowl-shape moulding, injection moulding is convenient and swift, decreases labour; Can adopt hot flow path, mounting heater in top clamping plate 4, such arranging can save material.
Described material jacking mechanism 12 comprises top board 13, described top board 13 is arranged between moving platen 1 and solid plate, and top board 13 is set on core, and top board 13 is provided with corresponding through hole, conflicting on top board 13 in the upper surface of product, is provided with delayed separating mechanism 14 between described top board 13 and moving platen 1.After shell injection moulding is complete, moving platen 1 and solid plate are separately, moving platen 1 moves down, top board 13 template 1 of swaying in synchrony under the drive of delayed separating mechanism 14 moves down together, because conflict on top board 13 in the upper surface of product, such shell will be ejected to from levorotation core 7 object realizing liftout in levorotation chamber 5 by top board 13, such setting does not need additionally to install other actuating unit additional, only need by the power drive on injection machine just passable, structure is simpler, also the manufacturing cost of mould can be reduced, often cost is very high to install other actuating unit additional, and use top board 13 by shell top in levorotation chamber 5, not easily impression is produced at product in the process on top, improve the quality of product.
Described delayed separating mechanism 14 comprises straight-bar 15, drag hook 16, slide block 17 and mounting box 18, mounting box 18 is fixed on top board 13, one end of straight-bar 15 is fixed on solid plate, the other end is each passed through mounting box 18 and slide block 17 reaches outside mounting box 18, drag hook 16 one end is fixed on moving platen 1, the other end to wear in mounting box 18 clasp joint on slide block 17, the chute 19 for slide block about 17 slippage is provided with in described mounting box 18, the free end of straight-bar 15 is provided with the crushing block 20 extruding slide block 17 and depart from drag hook 16, described slide block 17 and straight-bar 15 joint are provided with the space for slide block 17 activity, the opposite side of the relative drag hook 16 of described slide block 17 is provided with back-moving spring a21, the two ends of back-moving spring a21 are respectively on the outer wall of the inwall and slide block 17 that are located at chute 19.In the process that moving platen 1 walks downward at the beginning, drag hook 16 is hooked on slide block 17, thus top board 13 template 1 of swaying in synchrony is goed ahead together, walk (after namely shell spins off completely from levorotation core 7) to a certain extent, crushing block 20 contacts with slide block 17, crushing block 20 extrudes slide block 17 makes slide block 17 towards a Slideslip, thus drag hook 16 and slide block 17 are departed from mutually, after departing from, top board 13 template 1 of would not swaying in synchrony has been goed ahead together, top board 13 stop motion, moving platen 1 continues to walk downward until top board 13 is separated with shell, such moving platen 1 is when rotation, shell can not rub with top board 13, delayed separating mechanism 14 structure is like this simple, easy for installation, the outer surface after whole secondary mould installs, delayed separating mechanism 14 being installed to mould is just passable, do not need the inside being installed to mould.
Described cover half is pulled between 3 and top clamping plate 4 and is provided with and will expects that the mechanism of Fu Ding mechanism 22, Fu Ding 22 of pushing up in die cavity conflicts with the inside of shell.What push up when top board 13 liftout is the marginal portion of shell upper surface, shell is also soft when firm injection mo(u)lding, shell top is easily out of shape by the marginal portion that top board 13 only pushes up shell upper surface, Fu Ding mechanism 22 arranges the inside can pushing up shell, to work shell top in die cavity with top board 13 1, make shell not easily by the distortion (inside of shell is also stressed) of pushing up.
Described Fu Ding mechanism 22 comprises installing plate 23, push pedal a24, push rod a25 and connecting rod 26, be provided with for the up and down cavity of push pedal in described installing plate 23, one end of described push rod is fixed on push pedal a24, the other end wears in die cavity, and the two ends of connecting rod 26 are fixedly connected with top board 13 with push pedal a24 respectively.Two ends due to connecting rod 26 are fixedly connected with top board 13 with push pedal a24 respectively, such top board 13 is in the process moved down, push pedal a24 and then moves down together, push pedal a24 removes top shell under promoting push rod a25, push rod all withstands on the inside of shell, the power resources arranging push rod so are also injection machines itself, do not need the actuating unit installing other additional, mould low cost, and synchronism between push rod a25 and top board 13 is good, can simultaneously to shell effect, shell is not easily damaged.
Described solid plate is fixed with the adjusting rod 27 vertically arranged, several adjustment holes 28 on adjusting rod 27, described straight-bar 15 is connected with adjusting rod 27 by bolt, and bolt wears in adjustment hole 28.The arranging of adjusting rod 27 can regulate the distance between crushing block 20 to slide block 17, thus can carry out the disengaging of controlroof 13 and moving platen 1 according to the length of different core.
Described pusher 11 comprises push rod b29, push pedal b30 and back-moving spring b31, and described push rod b29 one end is fixed on push pedal b30, and the other end wears in die cavity, and back-moving spring b31 is set on push rod, and push pedal b30 is arranged between moving platen 1 and Bottom clamp plate 2.Pusher 11 is that push rod common in mould ejects, and can certainly be arranged to that push pedal releases, and it is relatively simple for structure that push rod ejects, and material compares province, reduces the cost of mould.
Described top board 13 is provided with locating piece 32 near moving platen 1 side, and locating piece 32 is trapezoid block, and the large end face of locating piece 32 is fixed on top board 13, and core extend in die cavity through locating piece 32.The setting of locating piece 32 makes the stability between top board 13 and moving platen 1 better, the end face of locating piece 32 near moving platen 1 side and die cavity form an airtight cavity (location-plate has groove or the projection of shaped article), thus locating piece 32 stable after can improve the quality of the product formed out.
Concrete, ebonite runner 9 charging, shell is in levorotation chamber 5 after injection mo(u)lding, injection machine moves after promoting moving platen 1, drag hook 16 is hooked on slide block 17, thus top board 13 template 1 of swaying in synchrony is goed ahead together, walk (namely shell spins off completely and enters into after in die cavity from levorotation core 7) to a certain extent, crushing block 20 contacts with slide block 17, crushing block 20 extrudes slide block 17 makes slide block 17 towards a Slideslip, thus drag hook 16 and slide block 17 are departed from mutually, after departing from, top board 13 template 1 of would not swaying in synchrony has been goed ahead together, top board 13 stop motion, moving platen 1 continues to walk downward until top board 13 is separated with shell, then dynamic model part is revolved turnback levorotation chamber 5 is coordinated with right core 8 by injection machine, Flexible glue runner 10 is fed to its inside again, thus just just can be injection molded into inner cushion, finally by pusher 11, shaping product is pushed out after whole product injection moulding is complete, when injection moulding cushion, just at injection casing in another one die cavity, such repetition operation injection moulding on one side be semi-finished product, injection moulding on one side be cost.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a bowl-shape moulding double-color mold, comprise moving platen, Bottom clamp plate, solid plate, top clamping plate, it is characterized in that: described moving platen is provided with die cavity, described solid plate is provided with core, core comprises levorotation core and right core, die cavity comprises levorotation chamber and right die cavity, the length of levorotation core is greater than the length of right core, levorotation chamber and right die cavity equal and opposite in direction, described top clamping plate is provided with ebonite runner and Flexible glue runner, described ebonite runner is connected with levorotation chamber, Flexible glue runner is connected with right die cavity, the length of described ebonite runner is greater than the length of Flexible glue runner, described Bottom clamp plate is provided with pusher material being released die cavity, described top clamping plate is provided with material top to the material jacking mechanism in die cavity, described material jacking mechanism is two and corresponding with levorotation chamber and right die cavity respectively, described pusher is two and corresponding with levorotation core and right core respectively.
2. the bowl-shape moulding double-color mold of one according to claim 1, it is characterized in that: described material jacking mechanism comprises top board, described top board is arranged between moving platen and solid plate, top board is set on core, top board is provided with corresponding through hole, conflicting on top board in the upper surface of product, is provided with delayed separating mechanism between described top board and moving platen.
3. the bowl-shape moulding double-color mold of one according to claim 2, it is characterized in that: described delayed separating mechanism comprises straight-bar, drag hook, slide block and mounting box, mounting box is fixed on top board, one end of straight-bar is fixed on solid plate, the other end is each passed through mounting box and slide block reaches outside mounting box, drag hook one end is fixed on moving platen, the other end to wear in mounting box clasp joint on slide block, the chute for the slippage of slide block left and right is provided with in described mounting box, the free end of straight-bar is provided with the crushing block that extruding slide block and drag hook depart from, described slide block and straight-bar joint are provided with the space for slide block activity, the opposite side of the relative drag hook of described slide block is provided with back-moving spring a, the two ends of back-moving spring a are respectively on the outer wall of the inwall and slide block that are located at chute.
4. the bowl-shape moulding double-color mold of one according to claim 2, is characterized in that: described cover half is pulled and is provided with by material top to the Fu Ding mechanism in die cavity between top clamping plate, conflicts in the inside of Fu Ding mechanism and shell.
5. the bowl-shape moulding double-color mold of one according to claim 4, it is characterized in that: described Fu Ding mechanism comprises installing plate, push pedal a, push rod a and connecting rod, be provided with for the up and down cavity of push pedal in described installing plate, one end of described push rod is fixed on push pedal a, the other end wears in die cavity, and the two ends of connecting rod are fixedly connected with top board with push pedal a respectively.
6. the bowl-shape moulding double-color mold of one according to claim 3, is characterized in that: described solid plate is fixed with the adjusting rod vertically arranged, several adjustment holes on adjusting rod, described straight-bar is connected with adjusting rod by bolt, and bolt wears in adjustment hole.
7. the bowl-shape moulding double-color mold of one according to claim 1, it is characterized in that: described pusher comprises push rod b, push pedal b and back-moving spring b, described push rod b one end is fixed on push pedal b, the other end wears in die cavity, back-moving spring b is set on push rod, and push pedal b is arranged between moving platen and Bottom clamp plate.
8. the bowl-shape moulding double-color mold of one according to claim 2, is characterized in that: described top board is provided with locating piece near moving platen side, and locating piece is trapezoid block, and the large end face of locating piece is fixed on top board, and core extend in die cavity through locating piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111972.2A CN104760195B (en) | 2015-03-14 | 2015-03-14 | Double-color die of bowl-shaped injection-moulded member |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510111972.2A CN104760195B (en) | 2015-03-14 | 2015-03-14 | Double-color die of bowl-shaped injection-moulded member |
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| CN104760195A true CN104760195A (en) | 2015-07-08 |
| CN104760195B CN104760195B (en) | 2017-04-19 |
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| CN104999624A (en) * | 2015-07-16 | 2015-10-28 | 周秀君 | Double-gate combined pouring system injection mold |
| CN106142463A (en) * | 2016-08-19 | 2016-11-23 | 高精科技(苏州)有限公司 | Core packaged type injection forming mold and forming method thereof |
| CN106671358A (en) * | 2017-01-13 | 2017-05-17 | 精英模具(上海)有限公司 | Method and mould for three-color injection molding |
| CN112223635A (en) * | 2016-03-04 | 2021-01-15 | 株式会社万代 | Resin molded article, molding device, molding method, and mold |
| CN112549438A (en) * | 2019-09-10 | 2021-03-26 | 深圳兴精科塑胶模具有限公司 | Double-color injection molding die for oil tank refueling mask |
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| CN113146956A (en) * | 2021-04-21 | 2021-07-23 | 浙江利民实业集团有限公司 | Co-injection instrument panel mold with self-tearing airbag structure |
| CN113146956B (en) * | 2021-04-21 | 2022-09-02 | 浙江利民实业集团有限公司 | Co-injection instrument panel mold with self-tearing airbag structure |
| CN113650228A (en) * | 2021-08-10 | 2021-11-16 | 宁波均胜群英汽车系统股份有限公司 | Synchronous ejection mechanism and method for rotary core double-color mold |
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| CN104760195B (en) | 2017-04-19 |
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