CN201998386U - High-gross injection mold with clutch type cooling structure - Google Patents
High-gross injection mold with clutch type cooling structure Download PDFInfo
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- CN201998386U CN201998386U CN201020670723XU CN201020670723U CN201998386U CN 201998386 U CN201998386 U CN 201998386U CN 201020670723X U CN201020670723X U CN 201020670723XU CN 201020670723 U CN201020670723 U CN 201020670723U CN 201998386 U CN201998386 U CN 201998386U
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Abstract
The utility model provides a high-gross injection mold with a clutch type cooling structure. The high-gross injection mold comprises an instant heat cavity plate (1) an instant heat core plate (2), a fixed mold cooling plate (3), a movable mold cooling plate (4), a cooling channel (5), a heating channel (6), a fixed mold carrier plate (7) and a movable mold carrier plate (8). The utility model adopts a technical scheme that: the core plate, the cavity plate and the cooling plates are separately arranged; when the mold is opened, the cooling plates are separated from the core plate and the cavity plate, and the core plate and the cavity plates are heated by high-pressure high-temperature steam; during mold closing injection, the heating is stopped, the cooling plates and the core and cavity plates are fitted and pressed together, and thermal cavity injection is completed at the moment of cooling and lag of heat transfer; and subsequently, balanced cooling is carried out by the cooling plates to complete the technical scheme of the instant-heat and instant-cooling high-gross injection molding process. The problem of sealing due to laminated channels is avoided, the structure of the high-gross injection mold is simplified, and the aims that the structure is easy to manufacture, the manufacturing cost is low, a hidden trouble of sealing is avoided and the high-gross injection mold is easy to promote are fulfilled.
Description
Technical field
The utility model relates to injection mold structure, the cooling segment that specifically is meant mould is when mold heated, separate with core, the die cavity of mould, when mold injects is cooled off, with core, the die cavity closure of mould, the high-gloss injection mold of a kind of clutch type cooling structure that can the injection moulding highlight non-trace plastic member product.
Background technology
Being based upon the molten trace injection molding systems technology of Gao Guangwu on the fast cold die cavity injection mo(u)lding theoretical foundation of balanced speed heat, is new developing technology in recent years, is a revolution of injection molding technology.High-gloss injection mold is one of element of the molten trace injection molding system of Gao Guangwu.The steam-heat and high-light injection mold of prior art adopts the laminated plate body structure technical scheme of the equidistant shell die cavity of similar " sandwich biscuit ", between two laminations, the fluid passage is set, flow through the high pressure-temperature or the cryogen of fluid passage by conversion control, the speed heat speed that realizes die cavity is cold, reaches the purpose of " weld mark ", " ripple " of eliminating injection-molded item, " fineness ", " floating fine ", " light orientation aberration ", " lacking material ", " limit of overflowing ", " it is flat to contract ", " stress accumulation " bad defective.Yet there is complex structure in the laminated construction technology of the equidistant shell die cavity of existing steam-heat and high-light injection mold, involves great expense, the problems and shortcomings of sealing difficulty between the lamination.
Summary of the invention
Problems and shortcomings at above-mentioned prior art existence, the utility model is taked core plate, cavity plate and coldplate are discrete, during the mould die sinking, coldplate and core, cavity plate is separated, with high-pressure and high-temperature steam cavity plate and core plate are heated, during the matched moulds injection, stop heating, coldplate and core plate, cavity plate is coincide and is pressed, the moment of utilizing heat to transmit the cooling hysteresis is finished the injection moulding of hot chamber, implement the balanced cooling of transmitting by coldplate subsequently, finish the technical scheme of the molded process of the cold high light beam of speed heat speed, a kind of high-gloss injection mold of clutch type cooling structure is provided, be intended to avoid the sealing problem that produces because of lamination, simplify the high-gloss injection mold structure, reach simple in structure and be easy to do, cheap, the purpose of not having the anxiety of sealing.
The purpose of this utility model is achieved in that the high-gloss injection mold of clutch type cooling structure, comprise quick-heating type chamber plate, quick-heating type central layer, cover half coldplate, dynamic model coldplate, cooling duct, heating road, cover half support plate, dynamic model support plate, wherein: described quick-heating type chamber plate is the rectangular plate shape steel component; Plate lower surface, quick-heating type chamber is provided with the matrix face that the outside convex surface with injection-molded item matches, the upper surface is provided with the convex surface with the approximate equidistant wall thickness in lower surface, be provided with some serials and parallel heating road in the plate of quick-heating type chamber, sidewall is provided with heating road connecting interface, plate end face center, quick-heating type chamber is provided with the round tube hole of joining with the cast gate cunning, and edge is provided with some and guide pillar and colludes the supporting guide hole that draws the guide rod cunning to join;
Described quick-heating type central layer is the rectangular plate shape steel component; Quick-heating type central layer upper surface is provided with the convex face that the inboard concave surface with injection-molded item matches, the lower surface is provided with the concave surface with the approximate equidistant wall thickness in upper surface, be provided with some serials and parallel heating road in the quick-heating type central layer, sidewall is provided with heating road connecting interface, the end face center is provided with and draws step round tube hole and the material road groove that material push rod cunning is joined, and edge is provided with some with guide pillar and collude the supporting guide hole that draws the guide rod cunning to join;
Described cover half coldplate is the rectangular plate shape aluminium alloy element; Cover half coldplate lower surface is provided with plane and the concave surface that last transverse plane and convex surface with quick-heating type chamber plate match, the upper surface is the plane, be provided with some serials and parallel cooling duct in the cover half coldplate, sidewall is provided with and the cooling duct connecting interface, the end face center is provided with and the quiet round tube hole of joining of cast gate, and edge is provided with some and guide pillar and colludes the supporting guide hole that draws the guide rod cunning to join;
Described dynamic model coldplate is the rectangular plate shape aluminium alloy element; Dynamic model coldplate upper surface is provided with plane and the concave surface that following transverse plane and convex surface with the quick-heating type central layer match, the lower surface is the plane, be provided with some serials and parallel cooling duct in the dynamic model coldplate, sidewall is provided with and the cooling duct connecting interface, the round tube hole that the end face center is provided with and draws material push rod cunning to join, edge are provided with some with guide pillar and collude the supporting guide hole that draws the guide rod cunning to join;
Described cooling duct is that the section that is located in cover half coldplate, the dynamic model coldplate plate body is circular fluid passage, and other ducts isolate in passage hole wall and the plate body, and two bring out inlet is connected with placing plate body lateral wall interface;
Described heating road is that the section that is located in quick-heating type chamber plate, the quick-heating type central layer plate body is circular fluid passage, and other ducts isolate in passage hole wall and the plate body, and two bring out inlet is connected with placing plate body lateral wall interface;
Described cover half support plate is the rectangular plate shape steel component of carrying mould cover half part parts;
Described dynamic model support plate is the rectangular plate shape steel component of carrying mould dynamic model componental movement parts.
Mutual alignment and annexation
Along the mould vertical axis, the upper surface of cover half coldplate be fixed on up the cover half support plate below, the upper surface of quick-heating type chamber plate coincide up below the cover half coldplate; The lower surface of dynamic model coldplate be fixed on down the dynamic model support plate above, the lower surface of quick-heating type central layer coincide down on the dynamic model coldplate.
Each parts mutual alignment relation of mould open/close tense
During die sinking, quick-heating type chamber plate, quick-heating type central layer are subjected to colluding of mould to draw guide rod to affect, respectively with the cover half coldplate of each self-fitting, the separation gap that the dynamic model coldplate separates 10mm; During matched moulds, quick-heating type chamber plate, quick-heating type central layer, cover half coldplate, dynamic model coldplate coincide and press.
Other universal components of mould and structural relation are described and are omitted.
Operation principle
Mold work is horizontal installation, and the fore-and-aft direction in the job description is the above-below direction in the above-mentioned literary composition.
Initial die sinking tense, dynamic model, cover half are separately, quick-heating type chamber plate, quick-heating type central layer are subjected to colluding of mould to draw guide rod to affect, respectively with the cover half coldplate of each self-fitting, the separation gap that the dynamic model coldplate separates 10mm, under situation about separating, die heater control is injected the heating road of flowing through with high pressure-temperature fluid such as steam or hot water, heating quick-heating type chamber plate and quick-heating type central layer are to the melt temperature near plastics rapidly, meanwhile, die heater control is injected the cooling duct of flowing through with chilled water, continues cooling cover half coldplate and dynamic model coldplate;
Mold-closing injection, dynamic model advances and the cover half closure, high temperature fluid is closed in die heater control, and the high temperature fluid that will be trapped in the heating road with the very brief compressed air of pulse blows out rapidly, quick-heating type chamber plate, quick-heating type central layer, cover half coldplate, dynamic model coldplate coincide and press, begin to cool down quick-heating type chamber plate and quick-heating type central layer by the heat transmission, utilize heat to transmit the hysteresis characteristic of cooling, moment before heat transmission cooling does not reduce the die cavity chamber wall temperature that quick-heating type chamber plate and quick-heating type central layer surround as yet, finish hot chamber injection moulding process;
The pressurize cooling, transmit under the cooling effect in cover half coldplate, dynamic model coldplate heat, the die cavity chamber wall temperature that quick-heating type chamber plate and quick-heating type central layer surround, equilibrium is reduced to below the vitrification point of plastic melt rapidly, make surface that the melt of injection in die cavity contact with die cavity wall form duricrust rapidly and solidify, the melt of duricrust inner core then in the pressure of pressurize dead chick progressively cooling curing form injection-molded item;
Die sinking ejects, dynamic model retreats with cover half and separates, quick-heating type chamber plate, quick-heating type central layer are subjected to colluding of mould to draw guide rod to affect, respectively with the cover half coldplate of each self-fitting, the separation gap that the dynamic model coldplate separates 10mm once more, eject goods, finish the overall process of the molten trace injection molding of Gao Guangwu of the fast cold die cavity of balanced speed heat.
In above-mentioned overall process, the chilled water that cover half coldplate, dynamic model coldplate are in die heater control all the time the to be provided cooling that circulates incessantly; Quick-heating type chamber plate, quick-heating type central layer and cover half coldplate, dynamic model coldplate are separated heating, be in order to cut down the consumption of energy, equilibrium is promptly heated, and makes the temperature of quick-heating type chamber plate, quick-heating type central layer up to standard, avoids the huge energy consumption and the lack of uniformity of whole heating mould; Adopt the good aluminum alloy materials of heat conductivility to manufacture cover half coldplate and dynamic model coldplate, be a large amount of heat of high temperature that obtain when heating and the injection moulding for quick-heating type chamber plate, quick-heating type central layer, promptly passing to freeze cycle water takes away, its die cavity chamber rapid equilibrium of wall temperature that surrounds is reduced to below the vitrification point of plastic melt, and continue to keep this powerful cooldown rate and intensity, eliminate the origin cause of formation of injection-molded item " it is flat to contract " and " stress accumulation " bad defective to greatest extent; Quick-heating type chamber plate, quick-heating type central layer and cover half coldplate, dynamic model coldplate have the independent fluid passage separately, have avoided the sealing problem because of the generation of lamination passage of prior art, have simplified the structure of high-gloss injection mold, the anxiety of no sealing problem.
In sum, the utility model is taked core plate, cavity plate and coldplate are discrete, during the mould die sinking, coldplate and core, cavity plate is separated, with high-pressure and high-temperature steam cavity plate and core plate are heated, during the matched moulds injection, stop heating, coldplate and core, cavity plate is coincide and is pressed, the moment of utilizing heat to transmit the cooling hysteresis is finished the injection moulding of hot chamber, implement the balanced cooling of transmitting by coldplate subsequently, finish the technical scheme of the molded process of the speed heat cold high light beam of speed, there is complex structure in the laminated construction technology that has overcome the equidistant shell die cavity of existing high-gloss injection mold, involve great expense, the problems and shortcomings of sealing difficulty between the lamination, the high-gloss injection mold of a kind of clutch type cooling structure that is provided has been avoided the sealing problem because of the generation of lamination passage, has simplified the structure of high-gloss injection mold, having reached structure is simple and easy to do, cheap, the anxiety of not having sealing, the purpose that is easy to promote.
Description of drawings
Fig. 1 is the partial structurtes schematic diagram of the high-gloss injection mold of clutch type cooling structure of the present utility model;
Fig. 2 is that the high-gloss injection mold of clutch type cooling structure of the present utility model is operated in the partial schematic diagram that die sinking ejects the goods tense.
Below in conjunction with the embodiment in the accompanying drawing the utility model is described in further detail, but should not be construed as any restriction of the present utility model.
Among the figure: quick-heating type chamber plate 1, quick-heating type central layer 2, cover half coldplate 3, dynamic model coldplate 4, cooling duct 5, heating road 6, cover half support plate 7, dynamic model support plate 8, injection-molded item 9, draw material push rod 01, goods push rod 02, separation gap 03, cast gate 04.
The specific embodiment
Consult Fig. 1, Fig. 2, the high-gloss injection mold of a kind of clutch type cooling structure of the present utility model, comprise quick-heating type chamber plate 1, quick-heating type central layer 2, cover half coldplate 3, dynamic model coldplate 4, cooling duct 5, heating road 6, cover half support plate 7, dynamic model support plate 8, wherein: described quick-heating type chamber plate 1 is the rectangular plate shape steel component; Plate 1 lower surface, quick-heating type chamber is provided with the matrix face that the outside convex surface with injection-molded item 9 matches, the upper surface is provided with the convex surface with the approximate equidistant wall thickness in lower surface, be provided with some serials and parallel heating road 6 in the quick-heating type chamber plate 1, sidewall is provided with heating road 6 connecting interfaces, plate 1 end face center in quick-heating type chamber is provided with and the sliding round tube hole of joining of cast gate 04, and edge is provided with some with guide pillar and collude the supporting guide hole that draws the guide rod cunning to join;
Described quick-heating type central layer 2 is the rectangular plate shape steel component; Quick-heating type central layer 2 upper surfaces are provided with the convex face that the inboard concave surface with injection-molded item 9 matches, the lower surface is provided with the concave surface with the approximate equidistant wall thickness in upper surface, be provided with some serials and parallel heating road 6 in the quick-heating type central layer 2, sidewall is provided with heating road 6 connecting interfaces, the end face center is provided with and draws sliding step round tube hole of joining of material push rod 01 and material road groove, and edge is provided with some with guide pillar and collude the supporting guide hole that draws the guide rod cunning to join;
Described cover half coldplate 3 is the rectangular plate shape aluminium alloy element; Cover half coldplate 3 lower surfaces are provided with plane and the concave surface that last transverse plane and convex surface with quick-heating type chamber plate 1 match, the upper surface is the plane, be provided with some serials and parallel cooling duct 5 in the cover half coldplate 3, sidewall is provided with and cooling duct 5 connecting interfaces, the end face center is provided with and cast gate 04 quiet round tube hole of joining, and edge is provided with some and guide pillar and colludes the supporting guide hole that draws the guide rod cunning to join;
Described dynamic model coldplate 4 is the rectangular plate shape aluminium alloy element; Dynamic model coldplate 4 upper surfaces are provided with plane and the concave surface that following transverse plane and convex surface with quick-heating type central layer 2 match, the lower surface is the plane, be provided with some serials and parallel cooling duct 5 in the dynamic model coldplate 4, sidewall is provided with and cooling duct 5 connecting interfaces, the end face center is provided with and draws the sliding round tube hole of joining of material push rod 01, and edge is provided with some with guide pillar and collude the supporting guide hole that draws the guide rod cunning to join;
Described cooling duct 5 is circular fluid passage for the section that is located in cover half coldplate 3, dynamic model coldplate 4 plate bodys, and other ducts isolate in passage hole wall and the plate body, and two bring out inlet is connected with placing plate body lateral wall interface;
Described heating road 6 is circular fluid passage for the section that is located in quick-heating type chamber plate 1, quick-heating type central layer 2 plate bodys, and other ducts isolate in passage hole wall and the plate body, and two bring out inlet is connected with placing plate body lateral wall interface;
Described cover half support plate 7 is the rectangular plate shape steel component of carrying mould cover half part parts;
Described dynamic model support plate 8 is the rectangular plate shape steel component of carrying mould dynamic model componental movement parts.
Mutual alignment and annexation
Along the mould vertical axis, the upper surface of cover half coldplate 3 be fixed on up cover half support plate 7 below, the upper surface of quick-heating type chamber plate 1 coincide up below cover half coldplate 3; The lower surface of dynamic model coldplate 4 be fixed on down dynamic model support plate 8 above, the lower surface of quick-heating type central layer 2 coincide down on dynamic model coldplate 4.
Each parts mutual alignment relation of mould open/close tense
During die sinking, quick-heating type chamber plate 1, quick-heating type central layer 2 are subjected to colluding of mould to draw guide rod to affect, respectively with the cover half coldplate 3 of each self-fitting, the separation gap 03 that dynamic model coldplate 4 separates 10mm; During matched moulds, quick-heating type chamber plate 1, quick-heating type central layer 2, cover half coldplate 3, dynamic model coldplate 4 coincide and press.
Other universal components of mould and structural relation are described and are omitted.
Operation principle
Mold work is horizontal installation, and the fore-and-aft direction in the job description is the above-below direction in the above-mentioned literary composition.
Initial die sinking tense, dynamic model, cover half are separately, quick-heating type chamber plate 1, quick-heating type central layer 2 are subjected to colluding of mould to draw guide rod to affect, respectively with the cover half coldplate 3 of each self-fitting, the separation gap 03 that dynamic model coldplate 4 separates 10mm, under situation about separating, die heater control is injected the heating road 6 of flowing through with high pressure-temperature fluid such as steam or hot water, heating quick-heating type chamber plate 1 and quick-heating type central layer 2 are to the melt temperature near plastics rapidly, meanwhile, die heater control is injected the cooling duct 5 of flowing through with chilled water, continues cooling cover half coldplate 3 and dynamic model coldplate 4;
Mold-closing injection, dynamic model advances and the cover half closure, high temperature fluid is closed in die heater control, and the high temperature fluid that will be trapped in the heating road 6 with the very brief compressed air of pulse blows out rapidly, quick-heating type chamber plate 1, quick-heating type central layer 2, cover half coldplate 3, dynamic model coldplate 4 coincide and press, begin to cool down quick-heating type chamber plate 1 and quick-heating type central layer 2 by the heat transmission, utilize heat to transmit the hysteresis characteristic of cooling, moment before heat transmission cooling does not reduce the die cavity chamber wall temperature that quick-heating type chamber plate 1 and quick-heating type central layer 2 surround as yet, finish hot chamber injection moulding process;
The pressurize cooling, transmit under the cooling effect in cover half coldplate 3, dynamic model coldplate 4 heat, the die cavity chamber wall temperature that quick-heating type chamber plate 1 and quick-heating type central layer 2 surround, equilibrium is reduced to below the vitrification point of plastic melt rapidly, make surface that the melt of injection in die cavity contact with die cavity wall form duricrust rapidly and solidify, the melt of duricrust inner core then in the pressure of pressurize dead chick progressively cooling curing form injection-molded item 9;
Die sinking ejects, dynamic model retreats with cover half and separates, quick-heating type chamber plate 1, quick-heating type central layer 2 are subjected to colluding of mould to draw guide rod to affect, respectively with the cover half coldplate 3 of each self-fitting, the separation gap 03 that dynamic model coldplate 4 separates 10mm once more, eject goods, finish the overall process of the molten trace injection molding of Gao Guangwu of the fast cold die cavity of balanced speed heat.
In above-mentioned overall process, the chilled water that cover half coldplate 3, dynamic model coldplate 4 are in die heater control all the time the to be provided cooling that circulates incessantly; Quick-heating type chamber plate 1, quick-heating type central layer 2 are separated heating with cover half coldplate 3, dynamic model coldplate 4, be in order to cut down the consumption of energy, equilibrium is promptly heated, and makes the temperature of quick-heating type chamber plate 1, quick-heating type central layer 2 up to standard, avoids the huge energy consumption and the lack of uniformity of whole heating mould; Adopt the good aluminum alloy materials of heat conductivility to manufacture cover half coldplate 3 and dynamic model coldplate 4, be a large amount of heat of high temperature that obtain when heating and the injection moulding for quick-heating type chamber plate 1, quick-heating type central layer 2, promptly passing to freeze cycle water takes away, its die cavity chamber rapid equilibrium of wall temperature that surrounds is reduced to below the vitrification point of plastic melt, and continue to keep this powerful cooldown rate and intensity, eliminate the origin cause of formation of injection-molded item 9 " it is flat to contract " and " stress accumulation " bad defective to greatest extent; Quick-heating type chamber plate 1, quick-heating type central layer 2 have the independent fluid passage separately with cover half coldplate 3, dynamic model coldplate 4, have avoided the sealing problem because of the generation of lamination passage of prior art, have simplified the structure of high-gloss injection mold, the anxiety of no sealing problem.
Claims (1)
1. the high-gloss injection mold of clutch type cooling structure, it is characterized in that: comprise quick-heating type chamber plate (1), quick-heating type central layer (2), cover half coldplate (3), dynamic model coldplate (4), cooling duct (5), heating road (6), cover half support plate (7), dynamic model support plate (8), wherein: described quick-heating type chamber plate (1) is the rectangular plate shape steel component, quick-heating type chamber plate (1) lower surface is provided with the matrix face that the outside convex surface with injection-molded item (9) matches, the upper surface is provided with the convex surface with the approximate equidistant wall thickness in lower surface, be provided with some serials and parallel heating road (6) in the quick-heating type chamber plate (1), sidewall is provided with heating road (6) connecting interface, quick-heating type chamber plate (1) end face center is provided with and the sliding round tube hole of joining of cast gate (04), and edge is provided with some with guide pillar and collude the supporting guide hole that draws the guide rod cunning to join;
Described quick-heating type central layer (2) is the rectangular plate shape steel component; Quick-heating type central layer (2) upper surface is provided with the convex face that the inboard concave surface with injection-molded item (9) matches, the lower surface is provided with the concave surface with the approximate equidistant wall thickness in upper surface, be provided with some serials and parallel heating road (6) in the quick-heating type central layer (2), sidewall is provided with heating road (6) connecting interface, the end face center is provided with and draws sliding step round tube hole of joining of material push rod (01) and material road groove, and edge is provided with some with guide pillar and collude the supporting guide hole that draws the guide rod cunning to join;
Described cover half coldplate (3) is the rectangular plate shape aluminium alloy element; Cover half coldplate (3) lower surface is provided with plane and the concave surface that last transverse plane and convex surface with quick-heating type chamber plate (1) match, the upper surface is the plane, be provided with some serials and parallel cooling duct (5) in the cover half coldplate (3), sidewall is provided with and cooling duct (5) interface of plugging into, the end face center is provided with and the quiet round tube hole of joining of cast gate (04), and edge is provided with some and guide pillar and colludes the supporting guide hole that draws the guide rod cunning to join;
Described dynamic model coldplate (4) is the rectangular plate shape aluminium alloy element; Dynamic model coldplate (4) upper surface is provided with plane and the concave surface that following transverse plane and convex surface with quick-heating type central layer (2) match, the lower surface is the plane, be provided with some serials and parallel cooling duct (5) in the dynamic model coldplate (4), sidewall is provided with and cooling duct (5) connecting interface, the end face center is provided with and draws the sliding round tube hole of joining of material push rod (01), and edge is provided with some with guide pillar and collude the supporting guide hole that draws the guide rod cunning to join;
Described cooling duct (5) is circular fluid passage for the section that is located in cover half coldplate (3), dynamic model coldplate (4) plate body; Other ducts isolate in cooling duct (5) hole wall and the plate body, and cooling duct (5) two brings out inlet and is connected with placing plate body lateral wall interface;
Described heating road (6) is circular fluid passage for the section that is located in quick-heating type chamber plate (1), quick-heating type central layer (2) plate body; Other ducts isolate in heating road (6) hole wall and the plate body, and two bring out inlet is connected with placing plate body lateral wall interface;
Described cover half support plate (7) is the rectangular plate shape steel component of carrying mould cover half part parts; Described dynamic model support plate (8) is the rectangular plate shape steel component of carrying mould dynamic model componental movement parts;
Mutual alignment and annexation be, along the mould vertical axis, the upper surface of cover half coldplate (3) be fixed on up cover half support plate (7) below; The upper surface of quick-heating type chamber plate (1) coincide up below cover half coldplate (3); The lower surface of dynamic model coldplate (4) be fixed on down dynamic model support plate (8) above, the lower surface of quick-heating type central layer (2) coincide down on dynamic model coldplate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020670723XU CN201998386U (en) | 2010-12-11 | 2010-12-11 | High-gross injection mold with clutch type cooling structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020670723XU CN201998386U (en) | 2010-12-11 | 2010-12-11 | High-gross injection mold with clutch type cooling structure |
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| Publication Number | Publication Date |
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| CN201998386U true CN201998386U (en) | 2011-10-05 |
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| CN201020670723XU Expired - Fee Related CN201998386U (en) | 2010-12-11 | 2010-12-11 | High-gross injection mold with clutch type cooling structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873831A (en) * | 2012-10-25 | 2013-01-16 | 厦门市超日精密模具有限公司 | Printing part injection mould of needle printer |
| CN113547698A (en) * | 2021-07-29 | 2021-10-26 | 南京工程学院 | Electric heating and liquid nitrogen cooling's no trace injection mould of highlight |
-
2010
- 2010-12-11 CN CN201020670723XU patent/CN201998386U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873831A (en) * | 2012-10-25 | 2013-01-16 | 厦门市超日精密模具有限公司 | Printing part injection mould of needle printer |
| CN113547698A (en) * | 2021-07-29 | 2021-10-26 | 南京工程学院 | Electric heating and liquid nitrogen cooling's no trace injection mould of highlight |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20151211 |
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| EXPY | Termination of patent right or utility model |