CN102837401A - A plastic molding mold with functional modules - Google Patents
A plastic molding mold with functional modules Download PDFInfo
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- CN102837401A CN102837401A CN2012102774205A CN201210277420A CN102837401A CN 102837401 A CN102837401 A CN 102837401A CN 2012102774205 A CN2012102774205 A CN 2012102774205A CN 201210277420 A CN201210277420 A CN 201210277420A CN 102837401 A CN102837401 A CN 102837401A
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- 238000010137 moulding (plastic) Methods 0.000 title claims 14
- 238000001746 injection moulding Methods 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims description 182
- 239000007924 injection Substances 0.000 claims description 182
- 239000000463 material Substances 0.000 claims description 117
- 238000007789 sealing Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims 19
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000004033 plastic Substances 0.000 abstract description 81
- 238000000034 method Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 3
- 239000010720 hydraulic oil Substances 0.000 description 58
- 238000010061 rubber shaping Methods 0.000 description 56
- 239000003921 oil Substances 0.000 description 41
- 238000000465 moulding Methods 0.000 description 30
- 230000009471 action Effects 0.000 description 28
- 230000004927 fusion Effects 0.000 description 28
- 238000005520 cutting process Methods 0.000 description 15
- 238000001816 cooling Methods 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 10
- 238000004080 punching Methods 0.000 description 9
- 239000002699 waste material Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention relates to a die. The invention relates to a plastic forming die with functional modules, which comprises an upper die and a lower die, wherein an upper die core and a lower die core are respectively and fixedly arranged in the upper die and the lower die, a cavity is arranged between the upper die core and the lower die core, the device also comprises at least one functional module and at least one first driving module, at least one first mounting hole is formed in the upper die core and/or the lower die core, each functional module is arranged in one first mounting hole, each functional module comprises a working part and a connecting part, the working part is fixedly arranged on the connecting part, the working part is contacted with the cavity, the connecting part is connected with the first driving module, the first driving module can drive the functional module to slide in the first mounting hole, and the working part is a cutter, a punch, an insert, a core-pulling block, a template or a baffle. The device can complete the treatment process after the injection molding product is demoulded in the injection molding process, effectively reduces the production cost and eliminates the product defects.
Description
Technical field
The present invention relates to a kind of mould, particularly relate to a kind of plastic rubber shaping mould.
Background technology
At present; The production craft step of thermoplasticity plastic product mainly comprises: the injection machine HTHP with material plasticizing fusion, injection machine with the material of fusion be expelled in the closed mould product die cavity, injection machine implements the pressurize to molten condition product in the mold cavity, cooling, the moulds open of product in mould taken out several steps such as product.
Injecting products following problem occurs through regular meeting in the production process of each operation: 1, the edge-gated and overlapping edges cast gate of plastic product can't separate with the plastic product automatically; 2, for the plastic product that has hole or groove; In injection process, the material of fusion can be from the hole or the both sides of groove flow through, and in the hole or the rear portion of groove converge mutually; Because the reduction of temperature and pressure; Material after converging can not merge fully mutually, just in the plastic product, produces weld bond, and the outward appearance that weld bond had both influenced product has also reduced the intensity of welding position product; If weld bond appears at the less position of plastic product cross section, then very easily rupture in this position; 3, owing to expand with heat and contract with cold, thicker position can produce shrink mark or hollow bubble in the plastic product, influences the outward appearance and the intensity of product; 4, on the plastic product; In the process of injection material; The injection pressure of bearing the injection machine transmission from position far away more, sprue gate is more little, makes to produce pressure differential in the injection mold product die cavity, and the plastic product is various bad (size variation and the distortion of plastic product etc.) owing to pressure differential causes; 5, the bad meeting of the exhaust of injection mold causes and occurs on the plastic product being stranded gas or burning phenomenon, influences the outward appearance and the intensity of product;
In the process that injecting products is produced, a kind of of the problems referred to above can appear in different operations, and above-mentioned several kinds of problems perhaps appear simultaneously; And can only be in injecting products demoulding post processing, production cost is higher, even some problem; Can't in subsequent handling, solve, cause product defects.
Summary of the invention
The technical problem that the present invention will solve provides a kind of plastic rubber shaping mould with functional module, can effectively reduce production cost with needing the treatment process after the injecting products demoulding in injection moulding process, to accomplish, and eliminates product defects.
A kind of plastic rubber shaping mould with functional module of the present invention comprises upper die and lower die, in upper die and lower die, is installed with upper mold core and lower mold core respectively; Between upper mold core and lower mold core, be provided with die cavity; This device also comprises at least one functional module and at least one first driver module, on upper mold core and/or lower mold core, offers at least one first installing hole, and each first installing hole all is communicated with die cavity; Each functional module is installed in one first installing hole; Each functional module includes operate portions and connecting portion, and operate portions is fixedly mounted on the connecting portion, and operate portions can contact with die cavity; First driver module can drive functional module slide in first installing hole, and operate portions is cutting knife, drift, insert, loose core piece, template or baffle plate.
A kind of plastic rubber shaping mould of the present invention with functional module; Wherein said first driver module comprises first piston formula cylinder block, the first cylinder body installing hole, the first hydraulic oil pipeline and the first cylinder body resetting means; The first cylinder body installing hole and the first hydraulic oil pipeline are opened on patrix and/or the counterdie; One end of the first cylinder body installing hole is connected with first installing hole; The other end of the first cylinder body installing hole is connected with the first hydraulic oil pipeline, and first piston formula cylinder block is installed in the first cylinder body installing hole, and the outer circumference surface of first piston formula cylinder block and the inwall of the first cylinder body installing hole are through the O-ring seal sealing; First piston formula cylinder block is fixedly connected with connecting portion, and the first cylinder body resetting means can drive first piston formula cylinder block and reset.
A kind of plastic rubber shaping mould of the present invention with functional module, wherein said each first installing hole is stepped hole, and connecting portion is in the macropore of first installing hole, and operate portions contacts with die cavity after passing the aperture of first installing hole.
A kind of plastic rubber shaping mould of the present invention with functional module, wherein said operate portions is a cutting knife, cutting knife is corresponding with the junction of die cavity and runner cast gate.Be set to cutting knife through operate portions, after in mould, injecting the pressurize of fused materials and certain hour through injection machine, the action of control functional module automatically earnestly, is cut off cast gate in the realization mould, and the minimizing human cost promotes the product yield.That the type of wherein cutting off cast gate comprises is edge-gated, tab gate etc. under the overlapping edges cast gate, edge.
A kind of plastic rubber shaping mould of the present invention with functional module, wherein said operate portions is a drift, blind hole or groove on the moulding in drift and the die cavity are corresponding.Further; This device also comprises at least one briquetting and at least one briquetting driver module, and operate portions is a drift, and the through hole on the interior moulding of drift and die cavity is corresponding; On lower mold core relative or upper mold core, offer second installing hole with the upper mold core at first installing hole place or lower mold core; Second installing hole is communicated with die cavity, and each briquetting is installed in second installing hole, and the position of briquetting and drift is relative; Each briquetting all with die cavity in the surface of injecting products fit, the briquetting driver module can drive briquetting and in second installing hole, slide.Be set to drift through operate portions, after injection machine is accomplished the material injection moulding, before the pressurize operation begins; The action of control functional module realizes product punching in the mould, has avoided in injection process; The material of fusion from the hole or the both sides of groove flow through; And in the hole or the rear portion of groove converge mutually, eliminated the moulding weld bond, guaranteed the outward appearance and the intensity of product.
A kind of plastic rubber shaping mould of the present invention with functional module; Wherein said operate portions is for inserting; Die cavity is provided with at least one and reserves the material zone, each reserve the material zone all with die cavity in moulding on to produce the position of shrink mark or hollow bubble corresponding, insert and expect regional the contact with reserving.Be set to insert through operate portions; After the pressurize operation is accomplished in injection machine injection and the mould; The action of control functional module; With the material extruding of reserving in the material zone produces shrink mark or hollow bubble on injecting products position, realize local pressurize in the mould, can effectively eliminate product local appearance shrink mark and inner hollow bubble.
A kind of plastic rubber shaping mould of the present invention with functional module; Wherein said operate portions is for inserting; Die cavity is provided with at least one and reserves the material zone, and it is corresponding that each reserves the position that produces the pressure differential variation on the moulding in material zone and the die cavity, inserts and reserves that material is regional to be contacted.Be set to insert through operate portions; After the pressurize operation is accomplished in injection machine injection and the mould; The action of control functional module is born the lower position of injection machine injection pressure with the material extruding of reserving in the material zone on injecting products, make this position under the extruding of functional module, produce pressure; Reach the state of the pressure relative equilibrium of all sites on the entire product, reach the purpose of stablizing the precisely control product size.
A kind of plastic rubber shaping mould of the present invention with functional module; Wherein said operate portions is for inserting; Die cavity is provided with at least one and reserves the material zone, and each is reserved, and to produce the position that is stranded gas or burns on the moulding in material zone and the die cavity corresponding, inserts and reserves that material is regional to be contacted.Be set to insert through operate portions; After the injection machine injection is accomplished; The action of control functional module to the inside of injecting products, is come out the material extruding in the reservation material zone with moulding inside or surperficial gas displacement; Avoid gas superheat and cause the plastic product to burn, influence the outward appearance and the intensity of product.
A kind of plastic rubber shaping mould of the present invention with functional module, wherein said operate portions is for inserting, and it is corresponding with the position of a runner to insert, and inserts and can seal said runner wholly or in part.Be set to insert through operate portions; Before injection machine began the material injection, the action of control functional module made functional module that runner cast gate on the other side is sealed wholly or in part; Injection machine injects the material of fusion in the injection mold cavity with certain pressure and speed then; Through the aperture size of control runner cast gate, just can control the mobile sequential of the fused materials that different runner cast gates get in the mould, thereby realize adjustment weld bond position.
A kind of plastic rubber shaping mould of the present invention with functional module, wherein said operate portions is the piece of loosing core, and the position that loose core piece and injecting products need be loosed core is corresponding, and each first installing hole is all oblique or laterally disposed.Be set to the piece of loosing core through workpiece, and first installing hole is oblique or laterally disposed, before injection machine injection fused materials; The action of control functional module gets in the die cavity piece of loosing core, and by injection machine fused materials is injected the die cavity of mould then; Pressurize after the material injection is accomplished, cooling are controlled the piece of loosing core at last and are withdrawed from, and make the piece homing of loosing core; Realize die side to or oblique loosing core, simplify mould structure, reduce die cost.
A kind of plastic rubber shaping mould of the present invention with functional module; Wherein said operate portions is a template; The contacted side of template and die cavity is provided with logo; The shape on injecting products surface is consistent in the shape of the side that template contacts with die cavity and the die cavity, and template is corresponding with the position that injecting products is provided with logo.Be set to have the template of logo through workpiece, can realize injection moulding logo on the workpiece, simplify mould structure, reduce die cost.
A kind of plastic rubber shaping mould of the present invention with functional module; The wherein said functional module and first driver module are more than 2 or 2; Operate portions is a baffle plate, and each baffle plate is corresponding with a runner cast gate, and each baffle plate all can seal pairing runner cast gate.Be set to baffle plate through operate portions, before injection machine injection fused materials, the action of control functional module; Make baffle plate closed flow cast gate, start injection machine injection then, injection molding channel inside is full of fused materials after; Control the baffle plate homing again, the runner cast gate is opened, accomplish the injection machine injection; Take this structure can avoid when the flow channel length difference is big, the unbalanced situation of each position briquetting pressure of product, thus reach the purpose of stablizing the precisely control product size.
A kind of plastic rubber shaping mould difference from prior art with functional module of the present invention is that the present invention is provided with the functional module and first driver module in mould; The operate portions of functional module contacts with die cavity; The connecting portion of functional module is connected with first driver module; The first driver module drive functional module is slided in first installing hole, and operate portions is cutting knife, drift, insert, loose core piece, template or baffle plate, the motion of the operate portions through the first driver module drive functional module; Can operations such as the separation after the moulding demoulding, stamping-out be accomplished in the product injection moulding process; Can effectively reduce cost, and the action through the control operate portions, can eliminate weld bond, shrink mark, hollow bubble that workpiece occurs in injection moulding process, be stranded gas and defective such as burn.
Below in conjunction with accompanying drawing the present invention is described further.
Description of drawings
The master of the embodiment 1 of the plastic rubber shaping mould that Fig. 1 has a functional module for the present invention is a kind of looks cutaway view (overlapping edges cast gate separate before);
The master of the embodiment 1 of the plastic rubber shaping mould that Fig. 2 has a functional module for the present invention is a kind of looks cutaway view (the overlapping edges cast gate separates the back);
The master of the embodiment 1 of the plastic rubber shaping mould that Fig. 3 has a functional module for the present invention is a kind of looks cutaway view (before tab gate separates under the edge);
The master of the embodiment 1 of the plastic rubber shaping mould that Fig. 4 has a functional module for the present invention is a kind of looks cutaway view (tab gate separates the back under the edge);
The master of the embodiment 2 of the plastic rubber shaping mould that Fig. 5 has a functional module for the present invention is a kind of looks cutaway view (before forming groove);
The master of the embodiment 2 of the plastic rubber shaping mould that Fig. 6 has a functional module for the present invention is a kind of looks cutaway view (after forming groove);
The master of the embodiment 3 of the plastic rubber shaping mould that Fig. 7 has a functional module for the present invention is a kind of looks cutaway view (before the punching);
The master of the embodiment 3 of the plastic rubber shaping mould that Fig. 8 has a functional module for the present invention is a kind of looks cutaway view (after the punching);
The master of the embodiment 4 of the plastic rubber shaping mould that Fig. 9 has a functional module for the present invention is a kind of looks cutaway view (before removing shrink mark or hollow bubble);
The master of the embodiment 4 of the plastic rubber shaping mould that Figure 10 has a functional module for the present invention is a kind of looks cutaway view (after removing shrink mark or hollow bubble);
The master of the embodiment 5 of the plastic rubber shaping mould that Figure 11 has a functional module for the present invention is a kind of looks cutaway view (before the local pressure adjustment);
The master of the embodiment 5 of the plastic rubber shaping mould that Figure 12 has a functional module for the present invention is a kind of looks cutaway view (local pressure adjustment back);
The master of the embodiment 6 of the plastic rubber shaping mould that Figure 13 has a functional module for the present invention is a kind of looks cutaway view (before the action of inserting);
The master of the embodiment 6 of the plastic rubber shaping mould that Figure 14 has a functional module for the present invention is a kind of looks cutaway view (remove and be stranded gas or burn the back);
The master of the embodiment 7 of the plastic rubber shaping mould that Figure 15 has a functional module for the present invention is a kind of looks cutaway view (before sealing or the partially enclosed runner);
The master of the embodiment 7 of the plastic rubber shaping mould that Figure 16 has a functional module for the present invention is a kind of looks cutaway view (behind sealing or the partially enclosed runner);
The master of the embodiment 8 of the plastic rubber shaping mould that Figure 17 has a functional module for the present invention is a kind of looks cutaway view (the oblique piece of loosing core is positioned at die cavity);
The master of the embodiment 8 of the plastic rubber shaping mould that Figure 18 has a functional module for the present invention is a kind of looks cutaway view (it is outer that the oblique piece of loosing core is positioned at die cavity);
The master of the embodiment 8 of the plastic rubber shaping mould that Figure 19 has a functional module for the present invention is a kind of looks cutaway view (the side core-pulling piece is positioned at die cavity);
The master of the embodiment 8 of the plastic rubber shaping mould that Figure 20 has a functional module for the present invention is a kind of looks cutaway view (it is outer that the side core-pulling piece is positioned at die cavity);
The master of the embodiment 9 of the plastic rubber shaping mould that Figure 21 has a functional module for the present invention is a kind of looks cutaway view (before forming logo);
The master of the embodiment 9 of the plastic rubber shaping mould that Figure 22 has a functional module for the present invention is a kind of looks cutaway view (formation logo);
The master of the embodiment 10 of the plastic rubber shaping mould that Figure 23 has a functional module for the present invention is a kind of looks cutaway view (baffle plate closed flow cast gate);
The master of the embodiment 10 of the plastic rubber shaping mould that Figure 24 has a functional module for the present invention is a kind of looks cutaway view (the runner cast gate is opened);
The vertical view of the first piston formula cylinder block of the plastic rubber shaping mould that Figure 25 has a functional module for the present invention is a kind of;
The front view of the first piston formula cylinder block of the plastic rubber shaping mould that Figure 26 has a functional module for the present invention is a kind of;
The front view (the first cylinder body resetting means is a stage clip) of first driver module of the plastic rubber shaping mould that Figure 27 has a functional module for the present invention is a kind of;
The front view of first driver module of the plastic rubber shaping mould that Figure 28 has a functional module for the present invention is a kind of (cylinder body adopts hydraulic oil to reset).
The specific embodiment
Embodiment 1:
As shown in Figure 1, a kind of plastic rubber shaping mould with functional module of the present invention comprises patrix 1, counterdie 2, functional module 6 and first driver module 7, in patrix 1 and counterdie 2, with bolt upper mold core 3 and lower mold core 4 is installed respectively; Between upper mold core 3 and lower mold core 4, be provided with die cavity 5, on lower mold core 4, offering one first installing hole, 8, the first installing holes 8 is stepped hole; Its axis vertically is provided with, and the macropore of first installing hole 8 is positioned at the below of aperture, and first installing hole 8 is communicated with die cavity 5; Functional module 6 is installed in first installing hole 8; Functional module 6 comprises operate portions and connecting portion 9, and operate portions is fixedly mounted on the connecting portion 9, and the operate portions of the functional module 6 of present embodiment is a cutting knife 13; Cutting knife 13 is formed in one with connecting portion 9; Connecting portion 9 is positioned at the macropore of first installing hole 8, and the outer circumference surface of connecting portion 9 contacts with the hole wall of the macropore of first installing hole 8, is matched in clearance between the two; Cutting knife 13 passes behind the aperture of first installing hole 8 corresponding with the junction of die cavity 5 and runner cast gate 14, also is matched in clearance between the aperture of the cutting knife 13 and first installing hole 8.Connecting portion 9 is connected with first driver module 7, and first driver module 7 comprises first piston formula cylinder block 10, the first cylinder body installing hole 11, the first hydraulic oil pipeline 12 and the first cylinder body resetting means (not shown in figure 1).Wherein the first cylinder body installing hole 11 and the first hydraulic oil pipeline 12 are opened on the counterdie 2; The first cylinder body installing hole 11 vertically is provided with; The upper end of the first cylinder body installing hole 11 is connected with first installing hole 8, and the lower end of the first cylinder body installing hole 11 is connected with the first hydraulic oil pipeline 12, and first piston formula cylinder block 10 is installed in the first cylinder body installing hole 11; In conjunction with Figure 25, shown in Figure 26; The outer circumference surface of first piston formula cylinder block 10 and the inwall of the first cylinder body installing hole 11 are through O-ring seal 30 sealings, and the upper surface of first piston formula cylinder block 10 is connected with the lower surface of connecting portion 9, and the first cylinder body resetting means can drive first piston formula cylinder block 10 and reset; In conjunction with shown in Figure 27; The first cylinder body resetting means adopts four stage clips 28 in the present embodiment, on the step surface of first installing hole 8, offers four stage clip installing holes 29, said stage clip installing hole 29 be evenly distributed in first installing hole 8 aperture around; Every stage clip 28 is installed in the stage clip installing hole 29, and the lower surface of stage clip 28 is pressed on the upper surface of connecting portion 9.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module in use; As shown in Figure 2, at first high voltage power oil sources (not shown) is connected with the inlet of the first hydraulic oil pipeline 12, then material is added in the injection machine (not shown); The injection machine heating makes the material fusion; The injection mold matched moulds is fitted upper mold core 3 and lower mold core 4, and it is closed cavity that the runner cast gate 14 on injection machine spout and the injection mold and die cavity 5 are communicated with; Then inject in the injection mold cavity 5 with certain pressure and speed, through injection machine injection and certain hour pressurize by the material of injection machine with fusion; Control high voltage power oil sources input pressure oil in the first hydraulic oil pipeline 12 that mould inside is offered again; Pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12; First piston formula cylinder block 10 and then promotion functional module 6 move to molding mold cavity 5 and runner cast gate 14 junctions, and the cutting knife 13 of functional module 6 is separated the plastic products in the die cavity 5 with the waste material at runner cast gate 14 places; Cooling, the demoulding at last.
This device is available to be used for the edge-gated of heat of dissociation plasticity plastic product, like Fig. 1, shown in Figure 2; Perhaps tab gate under the edge is like Fig. 3, shown in Figure 4.
Die cavity 5 is opened on upper mold core 3 and the lower mold core 4 in the present embodiment, and wherein die cavity 5 also can be opened on the upper mold core 3, perhaps is opened on the lower mold core 4.First installing hole 8 is opened on the lower mold core 4 in the present embodiment, and certain first installing hole 8 also can be opened on the upper mold core 3, and corresponding, the first cylinder body installing hole 11 and the first hydraulic oil pipeline 12 also are opened on the patrix 1, and promptly functional module 6 is positioned on the patrix 1.
What the first cylinder body resetting means adopted in the present embodiment is stage clip; The first cylinder body resetting means can also adopt the second hydraulic oil pipeline to realize, and is shown in figure 28, and first piston formula cylinder block 10 comprises body 31 and connector 32 two parts; The diameter of connector 32 is less than the diameter of body 31; Connector 32 is fixedly mounted on the upper surface of body 31, and the first cylinder body installing hole 11 comprises macropore 50 and aperture 51 two parts, and macropore 50 is positioned at the below of aperture 51; Wherein the body 31 of first piston formula cylinder block 10 is installed in the macropore 50 of the first cylinder body installing hole 11; After connector 32 passes the aperture 51 of the first cylinder body installing hole 11, contact, wherein be provided with sealing ring between the hole wall of the outer circumference surface of body 31 and macropore 50 with the lower surface of the connecting portion 9 of functional module 6; Also be provided with sealing ring between the hole wall of the outer circumference surface of connector 32 and aperture 51, the height of body 31 is less than the hole depth of macropore 50.Offer the first hydraulic oil pipeline 12 and the second hydraulic oil pipeline 33 at counterdie 2, wherein the first hydraulic oil pipeline 12 is communicated with the bottom of the macropore 50 of the first cylinder body installing hole 11, and the second hydraulic oil pipeline 33 is communicated with the top of macropore 50.When work; The first hydraulic oil pipeline 12 and the second hydraulic oil pipeline 33 are communicated with two actuator ports of a two-position four-way solenoid directional control valve (not shown) respectively; The oil-in of two-position four-way solenoid directional control valve and oil return opening are communicated with high pressure fuel source and fuel tank respectively, if first piston formula cylinder block 10 need move upward, when the cutting knife of drive functional module 6 separates the plastic products in the die cavity 5 with the waste material at runner cast gate 14 places; Control two-position four-way solenoid directional control valve; The first hydraulic oil pipeline 12 is communicated with high pressure fuel source, and the second hydraulic oil pipeline 33 is communicated with fuel tank, can realize that first piston formula cylinder block 10 moves upward; When the needs cylinder body resetted, control two-position four-way solenoid directional control valve made the second hydraulic oil pipeline 33 be communicated with high pressure fuel source, and the first hydraulic oil pipeline 12 is communicated with fuel tank, can realize that first piston formula cylinder block 10 moves downward.
The functional module 6 and first driver module 7 all are provided with one in the present embodiment, also can the functional module 6 and first driver module 7 of respective numbers be set according to the quantity of the edge-gated or overlapping edges cast gate of thermoplasticity plastic product on patrix or counterdie.
Embodiment 2:
As shown in Figure 5, the difference of present embodiment and embodiment 1 is that the operate portions of the functional module 6 of present embodiment is a drift 15, drift 15 pass behind the aperture of first installing hole 8 with die cavity 5 in blind hole or groove on the mouldings corresponding.Wherein the quantity of the functional module 6 and first driver module 7 is confirmed according to the quantity of blind hole on the moulding in the die cavity 5 or groove.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module at first is communicated with the high voltage power oil sources in use with the first hydraulic oil pipeline 12; Then material is added in the injection machine; The injection machine heating makes the material fusion; Injection mold core rod matched moulds; The runner cast gate of injection machine spout and injection mold and die cavity 5 be communicated be closed cavity, then by injection machine with the material of fusion with in certain pressure and the speed injection injection mold cavity 5; After the injection of injection machine material is accomplished; Before the pressurize operation begins; Control high voltage power oil sources is to the first hydraulic oil pipeline, 12 inner input pressure oil, and pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12, and first piston formula cylinder block 10 and then promotion functional module 6 move in injection mold cavity 5; As shown in Figure 6, make operate portions (drift) stamping-out on the moulding product of functional module 6 go out the blind hole or the groove of product needed; After the pressure of process injection machine certain hour keeps at last, cooling, the demoulding.
Present embodiment is through drift 15 actions of first driver module, 7 control functional modules 6; Realize punching out blind hole or groove in the product mould; Avoided in injection process, the material of fusion from the hole or the both sides of groove flow through, and converge mutually at the rear portion of blind hole or groove; Eliminate the moulding weld bond, guaranteed the outward appearance and the intensity of product.
If in punching out blind hole or groove; Need the waste material of injecting products with runner cast gate place be separated in mould; Can the another set of functional module and first driver module be installed on counterdie again, wherein the operate portions of functional module is a cutting knife, thereby after being implemented in punching out blind hole or groove; Before the demoulding, the waste material of moulding with runner cast gate place separated.
Embodiment 3:
As shown in Figure 7, the difference of present embodiment and embodiment 2 is, also comprises briquetting 16 and briquetting driver module 17; Through hole on the moulding in the drift 15 of functional module 6 and the die cavity 5 is corresponding, on the upper mold core 3 relative with the lower mold core at first installing hole, 8 places 4, offers second installing hole, 18, the second installing holes 18 and is communicated with die cavity 5; Second installing hole 18 is a stepped hole, and the macropore of second installing hole 18 is positioned at the top of aperture, and briquetting 16 comprises top briquetting and bottom briquetting; The diameter of top briquetting is greater than the diameter of bottom briquetting; Top briquetting and bottom briquetting are formed in one, and the top briquetting is positioned at the macropore of second installing hole 18, and the outer circumference surface of top briquetting contacts with the hole wall of the macropore of second installing hole 18; Be matched in clearance between the two; The bottom briquetting pass behind the aperture of second installing hole 18 with die cavity 5 in the surface of injecting products fit, the position of the lower surface of bottom briquetting and drift 15 is relative, also is matched in clearance between the aperture of its middle and lower part briquetting and second installing hole 18.Briquetting driver module 17 can drive briquetting 16 and in second installing hole 18, slide, and wherein briquetting driver module 17 comprises the second ram cylinder cylinder body 34, the second cylinder body installing hole 35, the 3rd hydraulic oil pipeline 36 and the second cylinder body resetting means (not shown).Wherein the second cylinder body installing hole 35 and the 3rd hydraulic oil pipeline 36 are opened on the patrix 1; The second cylinder body installing hole 35 vertically is provided with; The lower end of the second cylinder body installing hole 35 is connected with second installing hole 18; The upper end of the second cylinder body installing hole 35 is connected with the 3rd hydraulic oil pipeline 36; The second ram cylinder cylinder body 34 is installed in the second cylinder body installing hole 35, and the inwall of the outer circumference surface of the second ram cylinder cylinder body 34 and the second cylinder body installing hole 35 is through O-ring seal 30 sealings, and the lower surface of the second ram cylinder cylinder body 34 is connected with the upper surface of top briquetting; The second cylinder body resetting means can drive the second ram cylinder cylinder body 34 and reset; The second cylinder body resetting means adopts four stage clip (not shown) in the present embodiment, on the step surface of second installing hole 18, offers four stage clip installing hole (not shown), the stage clip installing hole be evenly distributed in second installing hole aperture around; Every stage clip is installed in the stage clip installing hole, and the upper surface of stage clip is pressed on the lower surface of top briquetting.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module at first is connected with the first hydraulic oil pipeline 12 the high voltage power oil sources in use with the 3rd hydraulic oil pipeline 36; Then material is added in the injection machine; The injection machine heating makes the material fusion, and injection mold mould matched moulds feeds hydraulic oil in the 3rd hydraulic oil pipeline 36; Make briquetting 16 be in lowest order; The lower surface and the die cavity 5 of the bottom briquetting of briquetting 16 fit, the runner cast gate of injection machine spout and injection mold and die cavity 5 are communicated be closed cavity, then by injection machine with the material of fusion with in certain pressure and the speed injection injection mold cavity 5; After the injection of injection machine material is accomplished; Before the pressurize operation begins; Control high voltage power oil sources input pressure oil in the first hydraulic oil pipeline 12 makes 36 releases of the 3rd hydraulic oil pipeline simultaneously, and pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12; As shown in Figure 8; First piston formula cylinder block 10 and then promote functional module 6 and to the die cavity 5 of injection mold core rod in, move, the briquetting 16 of injection mold core rod is mobile outside injection mold cavity 5 under the effect of spring and functional module 6 simultaneously, thereby makes stamping-out on the plastic product of functional module 6 in die cavity 5 go out the hole of product needed; After the pressure of process injection machine certain hour keeps at last, cooling, the demoulding.
Present embodiment is realized product punching in the mould through the drift action of first driver module control functional module, has avoided in injection process; The material of fusion from the hole or the both sides of groove flow through; And converge mutually at the rear portion in hole, eliminated the moulding weld bond, guaranteed the outward appearance and the intensity of product.
Embodiment 4:
As shown in Figure 9; The difference of present embodiment and embodiment 1 is; Wherein the operate portions of functional module 6 is for inserting 19, and on die cavity 5, is provided with and reserves material zone 20, the first installing holes 8 and be communicated with die cavity 5 through reserving material zone 20; It is corresponding to reserve the position that produces shrink mark or hollow bubble on the moulding in material zone 20 and the die cavity 5, inserts 19 to expect that regional 20 contact with reserving.Functional module 6 is one in the present embodiment, and certainly, the quantity according to producing the position of shrink mark or hollow bubble on the moulding can be provided with a plurality of functional modules 6, and is corresponding with it, and reservation material zone 20 also is provided with a plurality of, and is identical with the number of functional module 6.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module at first is connected the high voltage power oil sources in use with the first hydraulic oil pipeline 12; Then material is added in the injection machine; The injection machine heating makes the material fusion; The injection mold matched moulds; The runner cast gate of injection machine spout and injection mold and die cavity 5 be communicated be closed cavity, then inject in the injection mold cavity 5 with certain pressure and speed, inject and the certain hour pressurize through injection machine by the material of injection machine with fusion; After the pressurize operation is accomplished; Control high voltage power oil sources is to the first hydraulic oil pipeline, 12 inner input pressure oil; Pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12; First piston formula cylinder block 10 and then promote functional module 6 and to injection mold cavity 5 in, move, shown in figure 10, make inserting of functional module 6 19 will reserve the position that material in the material zone pushes on plastic product generation shrink mark or hollow bubble; Cooling, the demoulding at last.
Present embodiment is set to insert through operate portions; After the pressurize operation is accomplished in injection machine injection and the mould; The action of control functional module; With the material extruding of reserving in the material zone produces shrink mark or hollow bubble on injecting products position, realize local pressurize in the mould, can effectively eliminate product local appearance shrink mark and inner hollow bubble.
Embodiment 5:
Shown in figure 11; The difference of present embodiment and embodiment 1 is; Wherein the operate portions of functional module 6 is for inserting 19, and on die cavity 5, is provided with and reserves material zone 20, the first installing holes 8 and be communicated with die cavity 5 through reserving material zone 20; It is corresponding to reserve the position that produces the pressure differential variation on the moulding in material zone 20 and the die cavity 5, inserts 19 to expect that regional 20 contact with reserving.Functional module 6 is one in the present embodiment, and the quantity according to the position that produces the pressure differential variation on the moulding can be provided with a plurality of functional modules 6, and is corresponding with it, and reservation material zone 20 also is provided with a plurality of, and is identical with the number of functional module 6.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module at first is connected the high voltage power oil sources in use with the first hydraulic oil pipeline 12; Then material is added in the injection machine; The injection machine heating makes the material fusion; The injection mold matched moulds; The runner cast gate of injection machine spout and injection mold and die cavity 5 be communicated be closed cavity, then inject in the injection mold cavity 5 with certain pressure and speed, inject and the certain hour pressurize through injection machine by the material of injection machine with fusion; After the pressurize operation is accomplished; Control high voltage power oil sources is to the first hydraulic oil pipeline, 12 inner input pressure oil; Pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12; First piston formula cylinder block 10 and then promote functional module 6 and to injection mold cavity 5 in, move, shown in figure 12, make inserting of functional module 6 19 will reserve the interior material in material zone and push and on the plastic product, bear the lower position of injection machine injection pressure; Make this position under 19 the extruding of inserting, produce pressure, reach all sites pressure on the entire product relatively than the state of balance; Cooling, the demoulding at last.
Present embodiment is set to insert through operate portions; After the pressurize operation is accomplished in injection machine injection and the mould; The action of control functional module is born the lower position of injection machine injection pressure with the material extruding of reserving in the material zone on injecting products, make this position under the extruding of functional module, produce pressure; Reach the state of the pressure relative equilibrium of all sites on the entire product, reach the purpose of stablizing the precisely control product size.
Embodiment 6:
Shown in figure 13; The difference of present embodiment and embodiment 1 is; Wherein the operate portions of functional module 6 is for inserting 19, and on die cavity 5, is provided with and reserves material zone 20, the first installing holes 8 and be communicated with die cavity 5 through reserving material zone 20; Reserve that to produce the position that is stranded gas or burns on the moulding in material zone 20 and the die cavity 5 corresponding, insert and 19 expect that regional 20 contact with reserving.Functional module 6 is one in the present embodiment, and the quantity according to producing the position that is stranded gas or burns on the moulding can be provided with a plurality of functional modules 6, and is corresponding with it, and reservation material zone 20 also is provided with a plurality of, and is identical with the number of functional module 6.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module at first is connected the high voltage power oil sources in use with the first hydraulic oil pipeline 12; Then material is added in the injection machine; The injection machine heating makes the material fusion; The injection mold matched moulds; The runner cast gate of injection machine spout and injection mold and die cavity 5 be communicated be closed cavity, then inject in the injection mold cavity 5 with certain pressure and speed, inject and the certain hour pressurize through injection machine by the material of injection machine with fusion; After the material injection is accomplished; Tired gas on the plastic product and burn phenomenon and can appear at and reserve in the material zone; Before the pressurize operation begins; Control high voltage power oil sources is to the first hydraulic oil pipeline, 12 inner input pressure oil, and pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12, and first piston formula cylinder block 10 and then promotion functional module 6 move in injection mold cavity 5; Shown in figure 14, make inserting of functional module 6 19 will reserve material extruding in the material zone to the inside of plastic product; After the pressure of process injection machine certain hour keeps at last, cooling, the demoulding.
Present embodiment is set to insert through operate portions; After the injection machine injection is accomplished; The action of control functional module to the inside of injecting products, is come out the material extruding in the reservation material zone with moulding inside or surperficial gas displacement; Avoid gas superheat and cause the plastic product to burn, influence the outward appearance and the intensity of product.
Embodiment 7:
Shown in figure 15; The difference of present embodiment and embodiment 1 is; Operate portions is for inserting 19; It is 19 corresponding with the position of the cast gate of a runner 21 to insert, 19 the size of inserting greater than or near the size of the cast gate of said runner 21,19 can seal said runner 21 wholly or in part to such an extent as to insert.Functional module 6 is one in the present embodiment, according to the quantity of runner cast gate, a plurality of functional modules 6 can be set.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module in use, and is shown in figure 16, at first the high voltage power oil sources is connected with the first hydraulic oil pipeline 12; Then material is added in the injection machine, injection machine heating makes the material fusion, the injection mold matched moulds, and it is closed cavity that the runner cast gate of injection machine spout and injection mold and die cavity 5 are communicated with; Before injection machine material injection process begins; Control high voltage power oil sources input pressure oil in the first hydraulic oil pipeline 12; Pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12; First piston formula cylinder block 10 so promote functional module 6 insert 19 to wherein move in a runner cast gate, make insert 19 wherein a runner cast gate close wholly or in part; Then inject in the injection mold cavity 5 with certain pressure and speed by the material of injection machine with fusion; Injection through injection machine a period of time; After in the position of position that weld bond produces at needs; Shown in figure 15,12 releases of the first hydraulic oil pipeline, the first cylinder body resetting means promotes functional module 6 and moves to the direction away from injection mold cavity 5; The 19 wherein runner cast gates 14 of closing wholly or in part of being inserted are opened fully, then accomplished whole material injection process; After the pressure of process injection machine certain hour keeps at last, cooling, the demoulding.
Present embodiment is set to insert through operate portions; Before injection machine begins the material injection; The action of control functional module makes functional module that runner cast gate on the other side is sealed wholly or in part, and injection machine injects the material of fusion in the injection mold cavity with certain pressure and speed then; Aperture size through control runner cast gate; Just can control the mobile sequential of the fused materials that different runner cast gates get in the mould, control the position of converging of fused materials that different runner cast gates get into, thereby realize adjustment weld bond position.
Embodiment 8:
Shown in figure 17, the difference of present embodiment and embodiment 1 is that operate portions is the piece 22 of loosing core, and the position that loose core piece 22 and injecting products need be loosed core is corresponding, the 8 oblique settings of first installing hole.There are two places at the position that injecting products need be loosed core in the present embodiment, so the quantity of the functional module 6 and first driver module 7 is two, all is positioned on the counterdie 2.Certainly; The number at the position of loosing core according to the injecting products needs; The one or more functional modules 6 and first driver module 7 also can be set, if the position that injecting products need be loosed core is positioned at the upper side of moulding, then the functional module 6 and first driver module 7 all are arranged on the patrix 1.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module at first is connected the high voltage power oil sources in use with the first hydraulic oil pipeline 12; Then material is added in the injection machine, injection machine heating makes the material fusion, the injection mold matched moulds, and it is closed cavity that the runner cast gate of injection machine spout and injection mold and die cavity 5 are communicated with; Before injection machine material injection process begins; Control high voltage power oil sources input pressure oil in the first hydraulic oil pipeline 12; Pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12; The piece 22 of loosing core of first piston formula cylinder block 10 and then promotion functional module 6 moves in injection mold cavity 5, and the piece 22 of loosing core is got into needs oblique position of loosing core in the die cavities 5; Then inject in the injection mold cavity 5 with certain pressure and speed by the material of injection machine with fusion; After the material injection is accomplished, carry out the pressurize operation of certain hour; Shown in figure 18, after the pressurize operation was accomplished, cooling promoted the oblique functional module of loosing core 6 by spring and withdraws from the plastic product space of die cavity 5, and returns in first installing hole 8 demoulding.
Present embodiment is set to the piece of loosing core through workpiece, and the oblique setting of first installing hole, before injection machine injection fused materials; The action of control functional module gets in the die cavity piece of loosing core, and by injection machine fused materials is injected the die cavity of mould then; Pressurize after the material injection is accomplished, cooling are controlled the piece of loosing core at last and are withdrawed from, and make the piece homing of loosing core; Realizing that mould is oblique looses core, and simplifies mould structure, reduces die cost.
Embodiment 9:
Shown in figure 21; The difference of present embodiment and embodiment 1 is; The operate portions of functional module 6 is a template 23; Template 23 is provided with logo with die cavity 5 contacted sides, and the shape on injecting products surface is consistent in the shape of template 23 and die cavity 5 contacted sides and the die cavity 5, and template 23 is corresponding with the position that injecting products is provided with logo.In the present embodiment; Position according to logo on the injecting products; The functional module 6 and first driver module 7 all are arranged on the patrix 1, certainly, according to the difference of emblem cursor position or quantity; Also can the functional module 6 and first driver module 7 be arranged on the counterdie 2, a plurality of functional modules 6 and first driver module 7 perhaps are set.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module at first is connected the high voltage power oil sources in use with the first hydraulic oil pipeline 12; Then material is added in the injection machine, injection machine heating makes the material fusion, the injection mold matched moulds, and it is closed cavity that the runner cast gate of injection machine spout and injection mold and die cavity 5 are communicated with; Then inject in the injection mold cavity 5 with certain pressure and speed by the material of injection machine with fusion; After the injection of injection machine material is accomplished; Before the pressurize operation begins; Shown in figure 22, control high voltage power oil sources input pressure oil in the first hydraulic oil pipeline 12, pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12; The template 23 of first piston formula cylinder block 10 and then promotion functional module 6 moves in injection mold cavity 5, makes logo (LOGO) shape that squeezes out product needed on the plastic product of template 23 in die cavity 5; After the pressure of process injection machine certain hour keeps at last, cooling, the demoulding.
Present embodiment is set to have the template of logo through workpiece, can realize injection moulding logo on the workpiece, simplifies mould structure, reduces die cost.
Embodiment 10:
Shown in figure 23; The difference of present embodiment and embodiment 1 is; Functional module 6 operate portions are baffle plate 24; Said each baffle plate 24 corresponding with a runner cast gate 14, the size of said each baffle plate 24 be all greater than the size of corresponding runner cast gate 14 with it, thereby make each baffle plate 24 all can seal pairing runner cast gate 14.The functional module 6 and first driver module 7 are more than 2 or 2, and concrete number is total identical with runner cast gate 14, and the functional module 6 and first driver module 7 are 2 in the present embodiment, corresponding to two runner cast gates 14 on the mould.
The plastic rubber shaping mould that the present invention is a kind of to have a functional module at first is connected the high voltage power oil sources in use with two first hydraulic oil pipelines 12; Then material is added in the injection machine, injection machine heating makes the material fusion, the injection mold matched moulds, and it is closed cavity that the runner cast gate of injection machine spout and injection mold and die cavity 5 are communicated with; Before injection machine material injection process begins; Control high voltage power oil sources is input pressure oil in two first hydraulic oil pipelines 12 simultaneously; Pressure oil directly promotes 10 actions of first piston formula cylinder block through the first hydraulic oil pipeline 12; Two first piston formula cylinder blocks 10 and then promote functional module 6 and move to the runner cast gate 14 of correspondence; The baffle plate 24 of functional module 6 is closed the runner cast gate 14 of correspondence fully, then inject in the runner of injection mold with certain pressure and speed by the material of injection machine with fusion; Injection through injection machine a period of time; After the inner abundant filling of the runner of injection mold finishes; Shown in figure 24, two first hydraulic oil pipeline 12 releases simultaneously promote functional module 6 by spring and move simultaneously to the direction away from injection mold cavity 5; Two runner cast gates 14 of being closed fully by baffle plate 24 are opened synchronously, and the fused materials constant speed in runner gets in the injection mold cavity 5; After the pressure of process injection machine certain hour keeps at last, cooling, the demoulding.
Present embodiment is set to baffle plate through operate portions, before injection machine injection fused materials, and the action of control functional module; Make baffle plate closed flow cast gate, start injection machine injection then, injection molding channel inside is full of fused materials after; Control the baffle plate homing again, the runner cast gate is opened, accomplish the injection machine injection; Take this structure can avoid when the flow channel length difference is big; The unbalanced situation of each position briquetting pressure of product, thus realize each runner cast gate constant speed charging, reach the purpose of stablizing the precisely control product size.
Present embodiment can be under the situation of zero degree in the draw taper of product design through oppositely loose core module and functional module are set, and realizes product stripping and runner gate cutting; And effectively solve the problem that Surface Appearance is wiped flower, its principle is when the demoulding, and the module of oppositely loosing core 25 has withdrawed from; Elastic deformation can take place and reduce the frictional force of moulding outer surface and mold cavity 5 in moulding when the demoulding; Thereby avoid Surface Appearance to wipe flower, if the module 25 of oppositely loosing core is not set, then when the demoulding; The frictional force of moulding outer surface and mold cavity 5 is very big, thereby is easy to occur product appearance wiping flower phenomenon.
In a word, a kind of plastic rubber shaping mould with functional module of the present invention can be realized following function:
A. fervent automatically in the mould: mould internal cutting off cast gate, reduce human cost, promote the product yield.
B. local pressurize in the mould: solve product local appearance shrink mark and inner hollow bubble.
C. punching moulding in the mould: carry out the product punching in the mould, eliminate the moulding weld bond.
D. forced exhaust in the mould: strengthen the die cavity exhaust, stablize condition of molding.
E. extrusion modling in the mould: balanced stress, elimination current mark and weld bond.
F. SECO in the mould: adjustment weld bond position.
G. constant speed is advanced glue in the mould: the briquetting pressure at each position of balanced product reaches and stablizes the precisely control product size.
H. mechanism simplifying in the mould: simplify mould structure, reduce die cost.
Above-described embodiment describes preferred implementation of the present invention; Be not that scope of the present invention is limited; Design under the prerequisite of spirit not breaking away from the present invention; Various distortion and improvement that those of ordinary skills make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (13)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210277420.5A CN102837401B (en) | 2012-08-03 | 2012-08-03 | Plastic forming die with functional module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210277420.5A CN102837401B (en) | 2012-08-03 | 2012-08-03 | Plastic forming die with functional module |
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| CN102837401A true CN102837401A (en) | 2012-12-26 |
| CN102837401B CN102837401B (en) | 2015-02-18 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103895191A (en) * | 2014-04-08 | 2014-07-02 | 威士茂电子塑胶(珠海)有限公司 | Mold with automatic in-mold water gap cutting device |
| CN105252699A (en) * | 2015-11-13 | 2016-01-20 | 吕冬冬 | Electronic product shell automation molding device based on intra-mold hot cutting and molding method |
| CN110001007A (en) * | 2019-04-30 | 2019-07-12 | 广东三凌塑料管材有限公司 | A kind of pair is held telescopic lap splice molding machine |
| CN112936900A (en) * | 2021-02-03 | 2021-06-11 | 台州市黄岩大成模具有限公司 | Mould for molding, punching and injection molding of thermosetting composite material |
| CN115816784A (en) * | 2023-02-02 | 2023-03-21 | 成都航空职业技术学院 | A Nano Injection Mold Based on NMT |
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| JPH07125018A (en) * | 1993-11-05 | 1995-05-16 | Koito Mfg Co Ltd | Resin molded piece, method and device for molding it |
| CN202862537U (en) * | 2012-08-03 | 2013-04-10 | 深圳市亿玛斯自动化设备有限公司 | A plastic molding mold with functional modules |
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| JPH07125018A (en) * | 1993-11-05 | 1995-05-16 | Koito Mfg Co Ltd | Resin molded piece, method and device for molding it |
| CN202862537U (en) * | 2012-08-03 | 2013-04-10 | 深圳市亿玛斯自动化设备有限公司 | A plastic molding mold with functional modules |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103895191A (en) * | 2014-04-08 | 2014-07-02 | 威士茂电子塑胶(珠海)有限公司 | Mold with automatic in-mold water gap cutting device |
| CN103895191B (en) * | 2014-04-08 | 2016-08-03 | 威士茂电子塑胶(珠海)有限公司 | A kind of have the mould of automatic water gate cutting device in mould |
| CN105252699A (en) * | 2015-11-13 | 2016-01-20 | 吕冬冬 | Electronic product shell automation molding device based on intra-mold hot cutting and molding method |
| CN110001007A (en) * | 2019-04-30 | 2019-07-12 | 广东三凌塑料管材有限公司 | A kind of pair is held telescopic lap splice molding machine |
| CN112936900A (en) * | 2021-02-03 | 2021-06-11 | 台州市黄岩大成模具有限公司 | Mould for molding, punching and injection molding of thermosetting composite material |
| CN115816784A (en) * | 2023-02-02 | 2023-03-21 | 成都航空职业技术学院 | A Nano Injection Mold Based on NMT |
| CN115816784B (en) * | 2023-02-02 | 2023-04-18 | 成都航空职业技术学院 | NMT-based nano injection molding mold |
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|---|---|
| CN102837401B (en) | 2015-02-18 |
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