CN102756461B - Zero-degree demolding plastic molding die - Google Patents
Zero-degree demolding plastic molding die Download PDFInfo
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- CN102756461B CN102756461B CN201210277418.8A CN201210277418A CN102756461B CN 102756461 B CN102756461 B CN 102756461B CN 201210277418 A CN201210277418 A CN 201210277418A CN 102756461 B CN102756461 B CN 102756461B
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- installing hole
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- 238000010137 moulding (plastic) Methods 0.000 title abstract 4
- 239000010720 hydraulic oil Substances 0.000 claims description 29
- 238000001746 injection moulding Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract 6
- 238000005299 abrasion Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 description 16
- 238000002347 injection Methods 0.000 description 16
- 239000003921 oil Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to a die for injection molding product zero-degree demolding and discloses a zero-degree demolding plastic molding die. The zero-degree demolding plastic molding die comprises an upper die, a lower die, a die framework, a reversed core-pulling module, a second drive module and a third drive module, wherein a first installation hole is arranged on a lower die core, or the first installation hole is arranged on the lower die core and the lower die, the first installation hole is opposite to a portion which is required to be subjected to a reversed core pulling on an injection molding product, the reversed core-pulling module comprises a reversed core-pulling block which is installed in the first installation hole in a sliding mode, a shape of the upper portion of the reversed core-pulling block corresponds to a shape of the portion which is required to be subjected to the reversed core pulling on the injection molding product, the second drive module is capable of driving the reversed core-pulling block to slide towards a direction of the injection molding product in the first installation hole, and the third drive module is capable of driving the reversed core-pulling block to slide towards a direction which is far from the injection molding product in the first installation hole. According to the zero-degree demolding plastic molding die, the problem of abrasion mark on the product appearance surface can be effectively solved when the product appearance surface is subjected to a zero-degree demolding.
Description
Technical field
The present invention relates to a kind of mould, particularly relate to a kind of mould for the demoulding of injecting products zero degree.
Background technology
Be illustrated in figure 1 the structure chart of prior art plastic forming die, this mould comprises patrix 3 ', counterdie 4 ' and ejecting mechanism, and patrix 3 ' is provided with upper mold core 5 ', and counterdie 4 ' is provided with lower mold core 6 '.During matched moulds, patrix 3 ' is bonded to each other with counterdie 4 ', and the upper mold core 5 ' on it and lower mold core 6 ' form a sealing die cavity 7 ' jointly, with injection molding product.This ejecting mechanism comprises ejector retainner plate 8 ' and many thimbles 9 ', and thimble 9 ' is fixed on ejector retainner plate 8 ', and ejects action under ejector retainner plate 8 ' promotes.As shown in Figure 2, this ejecting mechanism, when mould die sinking, by the plastic cement products top of cooling forming from lower mold core 6 ', thus makes product stripping.The appearance 1 ' of the injecting products 10 ' that existing plastic forming die is produced all has certain draw taper, the appearance 1 ' that can not scratch injecting products 10 ' can be ensured when die sinking, but, as shown in Figure 3, for some injecting products 11 ', require that appearance 2 ' is vertically arranged, if after adopting existing mold injection moulding, when the demoulding, upper mold core 5 ' is close together with the appearance of injecting products 11 ', when the demoulding, friction is produced between upper mold core 5 ' and appearance, the appearance of injecting products can be scratched, there is the problem of wiping flower, affect the quality of injecting products.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of zero degree demoulding plastic forming die, and when effectively can solve the demoulding of Surface Appearance zero degree, Surface Appearance wipes the problem of flower.
A kind of zero degree demoulding of the present invention plastic forming die, comprise patrix, counterdie and mould bases, at patrix internal fixtion, upper mold core is installed, at counterdie internal fixtion, lower mold core is installed, die cavity is provided with between upper mold core and lower mold core, this device also comprises module of oppositely loosing core, second driver module and the 3rd driver module, lower mold core offers the first installing hole, or in lower mold core and counterdie, offer the first installing hole, first installing hole is relative with the position that injecting products needs oppositely loose core, first installing hole is communicated with die cavity, module of oppositely loosing core comprises block of oppositely loosing core, what block of oppositely loosing core slided is arranged in the first installing hole, the shape at position of the shape on top of block of oppositely loosing core and injecting products needing oppositely loose core adapts, second driver module can drive block of oppositely loosing core to slide towards the direction of injecting products in the first installing hole, 3rd driver module can drive block of oppositely loosing core to slide away from the direction of injecting products in the first installing hole.
A kind of zero degree demoulding of the present invention plastic forming die, wherein said second driver module is hydraulic pressure or Spring driving, and the 3rd driver module is spring or hydraulic-driven.
A kind of zero degree demoulding of the present invention plastic forming die, wherein said second driver module comprises at least one second ram cylinder cylinder body and the second cylinder body installing hole, and the second hydraulic oil pipeline, second cylinder body installing hole is opened on mould bases, second hydraulic oil pipeline is opened on mould bases, the axis of each second cylinder body installing hole all with the axis being parallel of the first installing hole, the upper end of each second cylinder body installing hole is all communicated with the first installing hole, the lower end of each second cylinder body installing hole and the second hydraulic oil pipeline communication, that all slides in each second cylinder body installing hole is provided with a second ram cylinder cylinder body, the upper surface of each second ram cylinder cylinder body all contacts with the lower surface of block of oppositely loosing core, between the outer circumference surface of each second ram cylinder cylinder body and the hole wall of the second corresponding cylinder body installing hole, O-ring seal is installed.
A kind of zero degree demoulding of the present invention plastic forming die, wherein said 3rd driver module comprises at least one first spring, first spring is extension spring, every root first spring is all positioned at the first installing hole, the lower end of every root first spring is fixedly connected with the bottom surface of the first installing hole, and the upper end of every root first spring is fixedly connected with the bottom surface of block of oppositely loosing core.
A kind of zero degree demoulding of the present invention plastic forming die, wherein said module of oppositely loosing core also comprises mounting blocks, the lower surface of counterdie also offers lower opening, each second cylinder body installing hole is all communicated with the first installing hole by lower opening, the diameter of lower opening is greater than the diameter of the first installing hole, what mounting blocks slided is arranged in lower opening, and the upper end of mounting blocks is fixedly connected with the lower end of block of oppositely loosing core, the upper surface of each second ram cylinder cylinder body all contacts with the lower surface of mounting blocks, 3rd driver module comprises at least one first spring, first spring is stage clip, the upper end face of lower opening offers at least one spring mounting hole, every root first spring is installed in a spring mounting hole, the lower end of every root first spring is all pressed on the upper surface of mounting blocks.
A kind of zero degree demoulding of the present invention plastic forming die, wherein said block of oppositely loosing core to comprise piece and lower piece, upper piece lower end is fixedly connected on the upper end of lower piece, the bottom surface of upper piece offers second installing hole, second installing hole is stepped hole, module of oppositely loosing core also comprises functional module, what functional module was slided is arranged in the second installing hole, functional module comprises cutting knife and connecting portion, cutting knife is fixedly mounted on connecting portion, connecting portion is in the macropore of the second installing hole, at least one second spring is installed between the upper surface of connecting portion and the step surface of the second installing hole, second spring is stage clip, cutting knife is relative with the junction of die cavity and runner cast gate, the upper surface of lower piece offers the first cylinder body installing hole and the first hydraulic oil pipeline, the upper end of the first cylinder body installing hole is communicated with the second installing hole, the axis of the first cylinder body installing hole and the axis being parallel of the second installing hole, the lower end of the first cylinder body installing hole and the first hydraulic oil pipeline communication, the first piston formula that the is provided with cylinder block slided in the first cylinder body installing hole, the outer circumference surface of first piston formula cylinder block and the inwall of the first cylinder body installing hole are sealed by O-ring seal, the upper end of first piston formula cylinder block is connected with connecting portion.
A kind of zero degree demoulding of the present invention plastic forming die difference from prior art is that the present invention passes through to arrange block of oppositely loosing core, what block of oppositely loosing core slided is arranged in the first installing hole, the shape at position of the shape on top of block of oppositely loosing core and injecting products needing oppositely loose core adapts, block of oppositely loosing core can slide under the effect of the second driver module and the 3rd driver module in the first installing hole, before injection machine injects fused materials in mould, second driver module drives block of oppositely loosing core to move up, the position that the needs that the block that makes oppositely to loose core is full of injecting products are oppositely loosed core, before mould die sinking, 3rd driver module drives block of oppositely loosing core to move down, the block that makes oppositely to loose core leaves injecting products, after block of oppositely loosing core leaves injecting products, injecting products can inwardly shrink due to elasticity, thus the appearance of injecting products is separated with the mold cavity surface of upper mold core, thus ensure after die sinking, draw taper is that the appearance of the injecting products of zero degree can not wipe flower, effective solution Surface Appearance wipes the problem of flower.
Below in conjunction with accompanying drawing, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is the structural representation (appearance has draw taper) of the mould of prior art matched moulds state;
Fig. 2 is the structural representation of mould when die opening state of Fig. 1;
Fig. 3 is the structural representation (appearance draw taper is zero degree) of the upper and lower core rod of prior art mould;
Fig. 4 is the front sectional view (block of oppositely loosing core contact plastic, before cutting knife work) of a kind of zero degree demoulding of the present invention plastic forming die;
Fig. 5 is the front sectional view (block of oppositely loosing core contact plastic, during cutting knife work) of a kind of zero degree demoulding of the present invention plastic forming die;
Fig. 6 is the front sectional view (block of oppositely loosing core departs from plastic) of a kind of zero degree demoulding of the present invention plastic forming die;
Fig. 7 is the top view of the ram cylinder cylinder body of a kind of zero degree demoulding of the present invention plastic forming die;
Fig. 8 is the front view of the ram cylinder cylinder body of a kind of zero degree demoulding of the present invention plastic forming die;
Fig. 9 is the front view (cylinder body adopts extension spring to reset) of the 3rd driver module of a kind of zero degree demoulding of the present invention plastic forming die;
Figure 10 is the front view (cylinder body adopts hydraulic oil to reset) of the 3rd driver module of a kind of zero degree demoulding of the present invention plastic forming die.
Detailed description of the invention
Embodiment 1:
As shown in Figure 4, a kind of zero degree demoulding of the present invention plastic forming die comprises patrix 1, counterdie 2 and mould bases 3, and be provided with upper mold core 4 at patrix 1 internal fixtion, be provided with lower mold core 5 at counterdie 2 internal fixtion, counterdie 2 is fixedly mounted on mould bases 3.Die cavity 6 is provided with between upper mold core 4 and lower mold core 5.
This device also comprises oppositely loose core module 7, second driver module and the 3rd driver module.Lower mold core 5 and counterdie 2 offer the first installing hole 8, first installing hole 8 is communicated with die cavity 6, first installing hole 8 is relative with the position that injecting products 9 needs oppositely loose core, and injecting products alleged in the present invention needs the position of oppositely loosing core to refer to the cavity position that the inner surface relative with the appearance of injecting products is formed.
Module of oppositely loosing core 7 comprises oppositely loose core block 10 and mounting blocks 16, and what block 10 of oppositely loosing core slided is arranged in the first installing hole 8, is matched in clearance between the outer circumference surface of block 10 of oppositely loosing core and the hole wall of the first installing hole 8.In the present embodiment, the first installing hole 8 is up-small and down-big stepped hole, the lower surface of counterdie 2 also offers the lower opening 17 coaxial with the first installing hole 8, the diameter of lower opening 17 is greater than the diameter of the first installing hole 8, what mounting blocks 16 slided is arranged in lower opening 17, be matched in clearance between the outer circumference surface of mounting blocks 16 and the hole wall of lower opening 17, the upper end of mounting blocks 16 is fixedly connected with the lower end of block 10 of oppositely loosing core.The shape at position of the shape on top of block 10 of oppositely loosing core and injecting products 9 needing oppositely loose core adapts.Second driver module comprises two second ram cylinder cylinder bodies 11 and the second cylinder body installing hole 12 and the second hydraulic oil pipelines 13.Second cylinder body installing hole 12 is opened on mould bases 3, second hydraulic oil pipeline 13 is also opened on mould bases 3, the axis of each second cylinder body installing hole 12 and the axis being parallel of the first installing hole 8, the upper end of each second cylinder body installing hole 12 is all communicated with the first installing hole 8 by lower opening 17, the lower end of each second cylinder body installing hole 12 is communicated with the second hydraulic oil pipeline 13, that all slides in each second cylinder body installing hole 12 is provided with a second ram cylinder cylinder body 11, the upper surface of each second ram cylinder cylinder body 11 all contacts with the lower surface of mounting blocks 16, composition graphs 7, shown in Fig. 8, between the outer circumference surface of each second ram cylinder cylinder body 11 and the hole wall of the second corresponding cylinder body installing hole 12, O-ring seal 14 is installed.
Wherein the 3rd driver module comprises three first spring 15, first springs 15 is stage clip, the upper end face of lower opening 17 offers three spring mounting holes, 18, three spring mounting holes 18 and is evenly distributed on around the macropore of the first installing hole 8.Every root first spring 15 is installed in a spring mounting hole 18, and the lower end of every root first spring 15 is all pressed on the upper surface of mounting blocks 16.
Block 10 of wherein oppositely loosing core comprises pieces 19 and lower piece 20, upper piece 19 lower end bolt be fixedly connected on the upper end of lower piece 20, the bottom surface of upper piece 19 offers second installing hole 21, second installing hole 21 is up-small and down-big stepped hole, module of oppositely loosing core 7 also comprises functional module 22, what functional module 22 was slided is arranged in the second installing hole 21, functional module 22 comprises cutting knife 23 and connecting portion 24, cutting knife 23 is fixedly mounted on connecting portion 24, connecting portion 24 is positioned at the macropore of the second installing hole 21, and be matched in clearance between the macropore hole wall of the outer circumference surface of connecting portion 24 and the second installing hole 21.Between the upper surface of connecting portion 24 and the step surface of the second installing hole 21, be provided with three second spring 25, second springs 25 is stage clip, and three second springs 25 are circumferentially uniformly distributed same.Cutting knife 23 is relative with the junction of die cavity 6 and runner cast gate 26, the upper surface of lower piece 20 offers the first cylinder body installing hole 27 and the first hydraulic oil pipeline 28, the upper end of the first cylinder body installing hole 27 is communicated with the second installing hole 21, first cylinder body installing hole 27 is coaxial with the second installing hole 21, the lower end of the first cylinder body installing hole 27 is communicated with the first hydraulic oil pipeline 28, the first piston formula that the is provided with cylinder block 29 slided in the first cylinder body installing hole 27, composition graphs 7, shown in Fig. 8, the outer circumference surface of first piston formula cylinder block 29 and the inwall of the first cylinder body installing hole 27 are sealed by O-ring seal 14, the upper end of first piston formula cylinder block 29 with state connecting portion 24 and be connected.
High voltage power oil sources in use, is first connected with the first hydraulic oil pipeline 28, second hydraulic oil pipeline 13 by a kind of zero degree demoulding of the present invention plastic forming die, then add in injection machine by material, injection machine heating makes material melts, injection mould closing, is communicated with for closed cavity by the runner cast gate 26 of injection machine spout and injection mold and die cavity 6, before injection machine material injection operation starts, control high voltage power oil sources to input pressure oil in the second hydraulic oil pipeline 13, pressure oil enters the second cylinder body installing hole 12 by the second hydraulic oil pipeline 13, promote the second ram cylinder cylinder body 11 action, two the second ram cylinder cylinder bodies 11 and then promote block 10 of oppositely loosing core and move in die cavity 6, after block 10 of oppositely loosing core arrives the position of setting, the position that the needs that block 10 of oppositely loosing core fills full injecting products 9 are oppositely loosed core, then by injection machine, the material of melting is injected in the runner cast gate 26 of injection mold with certain pressure and speed, after injection machine injection and certain hour pressurize, as shown in Figure 5, control high voltage power oil sources to input pressure oil in the first hydraulic oil pipeline 28, pressure oil directly promotes the action of first piston formula cylinder block 29 by the first hydraulic oil pipeline 28, first piston formula cylinder block 29 and then the cutting knife 23 promoting functional module 22 move to the die cavity 6 of injection mold and runner cast gate 26 junction, and the waste material of the injecting products in die cavity 6 with runner cast gate place is separated by cutting knife 23, after injection machine fully cools, as shown in Figure 6, first hydraulic oil pipeline 28 and all releases of the second hydraulic oil pipeline 13, moved to the direction of the die cavity 6 away from injection mold by the first spring 15 block 10 that promotes oppositely to loose core, simultaneously, promote functional module 22 by the second spring 25 to move to the direction of the die cavity 6 away from injection mold, finally demould.
In the present embodiment, if when the first installing hole is opened in lower mold core, then the second driver module is arranged on counterdie.
The present embodiment is by arranging oppositely loose core module and functional module, can when the draw taper of product design be zero degree, realize product stripping and runner gate cutting, and effectively solve the problem that Surface Appearance wipes flower, its principle is when the demoulding, block 10 of oppositely loosing core exits, can elastic deformation be there is and make to occur between moulding appearance 30 and mold cavity 6 gap in moulding when the demoulding, thus avoid Surface Appearance to wipe flower, if do not arrange module 7 of oppositely loosing core, then when the demoulding, moulding appearance 30 is very large with the frictional force of mold cavity 6, thus be easy to occur that product appearance wipes flower phenomenon.
Embodiment 2:
The difference of the present embodiment and embodiment 1 is that the 3rd driver module comprises three first springs 15, as shown in Figure 9, first spring 15 is extension spring, three first springs 15 are all positioned at the first installing hole 8, the lower end of every root first spring 15 is fixedly connected with the bottom surface of the first installing hole 8, and the upper end of every root first spring 15 is fixedly connected with the bottom surface of mounting blocks 16.
Embodiment 3:
The difference of the present embodiment and embodiment 1 is that the 3rd driver module adopts hydraulic-driven.As shown in Figure 10, second ram cylinder cylinder body 11 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, second cylinder body installing hole 12 comprises macropore 33 and aperture 34 two parts, macropore 33 is positioned at the below of aperture 34, wherein the body 31 of the second ram cylinder cylinder body 11 is arranged in the macropore 33 of the second cylinder body installing hole 12, connector 32 is through after the aperture 34 of the second cylinder body installing hole 12, contact with the lower surface of mounting blocks 16, wherein be provided with sealing ring between the outer circumference surface of body 31 and the hole wall of macropore 33, also sealing ring is provided with between the outer circumference surface of connector 32 and the hole wall of aperture 34, the height of body 31 is less than the hole depth of macropore 33.3rd driver module comprises third high force feed pipeline 35, third high force feed pipeline 35 and the second hydraulic oil pipeline 13 are all opened on mould bases 3, wherein the second hydraulic oil pipeline 13 is communicated with the bottom of the macropore 33 of the second cylinder body installing hole 12, and third high force feed pipeline 35 is communicated with the top of macropore 33.When operating, second hydraulic oil pipeline 13 and third high force feed pipeline 35 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 is communicated with fuel tank with high pressure fuel source respectively with oil return opening, if the second ram cylinder cylinder body 11 needs to move upward, driving oppositely looses core when block 10 moves, control two-position four-way solenoid directional control valve, second hydraulic oil pipeline 13 is communicated with high pressure fuel source, third high force feed pipeline 35 is communicated with fuel tank, the second ram cylinder cylinder body 11 can be realized move upward, when needs cylinder body resets, control two-position four-way solenoid directional control valve, third high force feed pipeline 35 is communicated with high pressure fuel source, and the second hydraulic oil pipeline 13 is communicated with fuel tank, can realize the second ram cylinder cylinder body 11 and move downward.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.
Claims (6)
1. a zero degree demoulding plastic forming die, comprise patrix (1), counterdie (2) and mould bases (3), at patrix (1) internal fixtion, upper mold core (4) is installed, at counterdie (2) internal fixtion, lower mold core (5) is installed, die cavity (6) is provided with between upper mold core (4) and lower mold core (5), it is characterized in that: also comprise module of oppositely loosing core (7), second driver module and the 3rd driver module, lower mold core (5) offers the first installing hole (8), or in lower mold core (5) and counterdie (2), offer the first installing hole (8), first installing hole (8) is relative with the position that injecting products (9) needs oppositely loose core, described needs position of oppositely loosing core refers to the cavity position that the inner surface relative with the appearance of injecting products is formed, first installing hole (8) is communicated with die cavity (6), module of oppositely loosing core (7) comprises block of oppositely loosing core (10), what described block (10) of oppositely loosing core slided is arranged in the first installing hole (8), the shape at position of the shape on top of block (10) of oppositely loosing core and injecting products (9) needing oppositely loose core adapts, described second driver module can drive block (10) of oppositely loosing core to slide towards the direction of injecting products (9) in the first installing hole (8), described 3rd driver module can drive block (10) of oppositely loosing core to slide away from the direction of injecting products (9) in the first installing hole (8),
Described block (10) of oppositely loosing core comprises piece (19) and lower piece (20), the lower end of described upper piece (19) is fixedly connected on the upper end of lower piece (20), the bottom surface of upper piece (19) offers second installing hole (21), second installing hole (21) is stepped hole, described module (7) of oppositely loosing core also comprises functional module (22), what functional module (22) was slided is arranged in the second installing hole (21), described functional module (22) comprises cutting knife (23) and connecting portion (24), described cutting knife (23) is fixedly mounted on connecting portion (24), connecting portion (24) is positioned at the macropore of the second installing hole (21), at least one second spring (25) is installed between the upper surface of connecting portion (24) and the step surface of the second installing hole (21), described cutting knife (23) is relative with the junction of die cavity (6) and runner cast gate (26), the upper surface of described lower piece (20) offers the first cylinder body installing hole (27) and the first hydraulic oil pipeline (28), the upper end of described first cylinder body installing hole (27) is communicated with the second installing hole (21), the lower end of the first cylinder body installing hole (27) is communicated with the first hydraulic oil pipeline (28), the first piston formula that is provided with cylinder block (29) of sliding in the first cylinder body installing hole (27), the upper end of first piston formula cylinder block (29) is connected with described connecting portion (24).
2. a kind of zero degree demoulding plastic forming die according to claim 1, is characterized in that: described second driver module is hydraulic pressure or Spring driving, and described 3rd driver module is spring or hydraulic-driven.
3. a kind of zero degree demoulding plastic forming die according to claim 2, it is characterized in that: described second driver module comprises at least one second ram cylinder cylinder body (11) and the second cylinder body installing hole (12), and the second hydraulic oil pipeline (13), described second cylinder body installing hole (12) is opened on mould bases (3), described second hydraulic oil pipeline (13) is opened on mould bases (3), the axis of described each second cylinder body installing hole (12) all with the axis being parallel of the first installing hole (8), the upper end of each second cylinder body installing hole (12) is all communicated with the first installing hole (8), the lower end of each second cylinder body installing hole (12) is communicated with the second hydraulic oil pipeline (13), that all slides in described each second cylinder body installing hole (12) is provided with a second ram cylinder cylinder body (11), the upper surface of described each second ram cylinder cylinder body (11) all contacts with the lower surface of block of oppositely loosing core (10), between the outer circumference surface of each second ram cylinder cylinder body (11) and the hole wall of the second corresponding cylinder body installing hole (12), O-ring seal (14) is installed.
4. a kind of zero degree demoulding plastic forming die according to claim 3, it is characterized in that: described 3rd driver module comprises at least one first spring (15), described first spring (15) is extension spring, described every root first spring (15) is all positioned at the first installing hole (8), the lower end of every root first spring (15) is fixedly connected with the bottom surface of the first installing hole (8), and the upper end of every root first spring (15) is fixedly connected with the bottom surface of block of oppositely loosing core (10).
5. a kind of zero degree demoulding plastic forming die according to claim 3, it is characterized in that: described module (7) of oppositely loosing core also comprises mounting blocks (16), the lower surface of described counterdie (2) also offers lower opening (17), described each second cylinder body installing hole (12) is all communicated with the first installing hole (8) by lower opening (17), the diameter of described lower opening (17) is greater than the diameter of the first installing hole (8), what described mounting blocks (16) slided is arranged in lower opening (17), and the upper end of mounting blocks (16) is fixedly connected with the lower end of block of oppositely loosing core (10), the upper surface of each second ram cylinder cylinder body (11) all contacts with the lower surface of mounting blocks (16), described 3rd driver module comprises at least one first spring (15), described first spring (15) is stage clip, the upper end face of lower opening (17) offers at least one spring mounting hole (18), described every root first spring (15) is installed in a spring mounting hole (18), the lower end of described every root first spring (15) is all pressed on the upper surface of mounting blocks (16).
6. a kind of zero degree demoulding plastic forming die according to any one of claim 1-5, it is characterized in that: described second spring (25) is stage clip, the described axis of the first cylinder body installing hole (27) and the axis being parallel of the second installing hole (21), the outer circumference surface of described first piston formula cylinder block (29) and the inwall of the first cylinder body installing hole (27) are sealed by O-ring seal (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210277418.8A CN102756461B (en) | 2012-08-03 | 2012-08-03 | Zero-degree demolding plastic molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210277418.8A CN102756461B (en) | 2012-08-03 | 2012-08-03 | Zero-degree demolding plastic molding die |
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| Publication Number | Publication Date |
|---|---|
| CN102756461A CN102756461A (en) | 2012-10-31 |
| CN102756461B true CN102756461B (en) | 2015-05-06 |
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| CN201210277418.8A Expired - Fee Related CN102756461B (en) | 2012-08-03 | 2012-08-03 | Zero-degree demolding plastic molding die |
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| CN107755660B (en) * | 2017-08-29 | 2023-07-11 | 宁波吉烨汽配模具有限公司 | Mould for producing automobile roof support products |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4881892A (en) * | 1988-10-11 | 1989-11-21 | American National Can Company | Apparatus for making tamper-evident closures |
| JPH07125018A (en) * | 1993-11-05 | 1995-05-16 | Koito Mfg Co Ltd | Resin molded piece, method and device for molding it |
| CN2715967Y (en) * | 2004-08-12 | 2005-08-10 | 富港电子（东莞）有限公司 | Injection moulding die with auxiliary demouding mechanism |
| CN202293236U (en) * | 2011-10-19 | 2012-07-04 | 无锡市福曼科技有限公司 | Lateral ejection mechanism for straight pin |
| CN202846827U (en) * | 2012-08-03 | 2013-04-03 | 深圳市亿玛斯自动化设备有限公司 | Zero-demoulding plastic forming mould |
-
2012
- 2012-08-03 CN CN201210277418.8A patent/CN102756461B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4881892A (en) * | 1988-10-11 | 1989-11-21 | American National Can Company | Apparatus for making tamper-evident closures |
| JPH07125018A (en) * | 1993-11-05 | 1995-05-16 | Koito Mfg Co Ltd | Resin molded piece, method and device for molding it |
| CN2715967Y (en) * | 2004-08-12 | 2005-08-10 | 富港电子（东莞）有限公司 | Injection moulding die with auxiliary demouding mechanism |
| CN202293236U (en) * | 2011-10-19 | 2012-07-04 | 无锡市福曼科技有限公司 | Lateral ejection mechanism for straight pin |
| CN202846827U (en) * | 2012-08-03 | 2013-04-03 | 深圳市亿玛斯自动化设备有限公司 | Zero-demoulding plastic forming mould |
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| CN102756461A (en) | 2012-10-31 |
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