CN216860447U - Food plastic box mould capable of quickly demoulding - Google Patents
Food plastic box mould capable of quickly demoulding Download PDFInfo
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- CN216860447U CN216860447U CN202123426685.0U CN202123426685U CN216860447U CN 216860447 U CN216860447 U CN 216860447U CN 202123426685 U CN202123426685 U CN 202123426685U CN 216860447 U CN216860447 U CN 216860447U
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Abstract
The utility model relates to the field of food plastic box molds, in particular to a food plastic box mold capable of quickly demolding, which comprises a fixed mold and a movable mold, wherein the movable mold comprises a top plate, a pull rod fixing plate, a pull rod supporting plate and a cavity, the fixed mold comprises a mold core, an ejector rod supporting plate, an ejector rod fixing plate and a mold core fixing plate, a nozzle is arranged on the surface of the top plate, the middle part of the nozzle is an injection port, one end of the nozzle sequentially penetrates through the pull rod fixing plate and the pull rod supporting plate and is connected with the mold core fixing plate, the surface of the cavity is provided with the mold cavity fixing plate, a containing groove for containing the mold cavity is arranged inside the mold cavity fixing plate, the mold core is positioned on the surface of the mold core fixing plate, an ejection device for ejecting a workpiece is arranged inside the mold core, when the movable mold and the fixed mold are demolded, the movable mold core pulls the mold cavity to leave the surface of the mold core, the workpiece is ejected from the surface of the mold core through the ejection device inside the mold core, finishing the demoulding operation; the phenomenon that the ejector pin punctures the product to cause the product to be scrapped when demoulding is avoided.
Description
Technical Field
The utility model relates to the field of food plastic box molds, in particular to a food plastic box mold capable of being rapidly demolded.
Background
The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".
According to the traditional injection molding, plastic is added into a heating charging barrel of an injection machine, the plastic is heated and melted, and enters a mold cavity through a nozzle and a mold pouring system under the pushing of a screw rod or a plunger of the injection machine, but due to the temperature difference of hardening and shaping of plastic particles of different specifications, the phenomenon of overheating or uneven heat conduction is caused during injection molding, and the molding defect is difficult to avoid.
SUMMERY OF THE UTILITY MODEL
Utility model is not enough to overcome the above condition, aims at providing a technical scheme that can solve above-mentioned problem.
But quick drawing of patterns's food plastic case mould, including cover half and movable mould, the movable mould includes roof, pull rod fixed plate, pull rod backup pad and die cavity, the cover half includes the core, the ejector pin backup pad, ejector pin fixed plate and core fixed plate, the surface of roof is equipped with the nozzle, the middle part of nozzle is for moulding plastics the mouth, pull rod fixed plate and pull rod backup pad are passed in proper order to the one end of nozzle, and be connected with the core fixed plate, the surface mounting of die cavity has the die cavity fixed plate, the inside of die cavity fixed plate is equipped with the holding tank that holds the die cavity, the core is located the surface of core fixed plate, the inside of core is equipped with the ejecting device who is used for ejecting finished piece, the bottom of ejector pin fixed plate is equipped with the bottom plate.
Furthermore, the ejection device comprises a lifting rod and an ejection motor, one end of the lifting rod is connected with the ejection motor, the ejection motor is located inside the mold core, and one end of the lifting rod extends beyond the surface of the mold core.
Furthermore, the surface of bottom plate is equipped with the cushion, and the both ends at the bottom plate are installed to cushion structural symmetry, and the surface of ejector pin fixed plate is equipped with the bullet piece that is used for assisting the cover half to reset.
Furthermore, a plurality of guide sleeves are arranged on the surfaces of the top plate, the pull rod fixing plate, the pull rod supporting plate, the ejector rod fixing plate, the core fixing plate and the cavity fixing plate, and guide pillars which are installed in a matched mode with the guide sleeves are connected to the inner walls of the guide sleeves.
Furthermore, one end of the cavity fixing plate is provided with a plurality of water inlets for guiding water flow in, and the other end of the cavity fixing plate is provided with a water outlet for guiding water flow out.
Furthermore, the bottom of the mold core is provided with a fixture block for clamping the mold core fixing plate.
Compared with the prior art, the utility model has the beneficial effects that: the ejection device is used for assisting the workpiece to be demolded, when the movable die and the fixed die are demolded, the movable die pulls the die cavity to leave the surface of the core, and the workpiece is ejected out of the surface of the core through the ejection device in the core, so that the demolding work is completed;
the workpiece is ejected out of the surface of the mold core through the ejection device in the mold core, so that the phenomenon that the product is scrapped due to the fact that the ejector pin pierces the product during demolding is avoided.
Drawings
FIG. 1 is an exploded view of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a partial structure of an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of a mandrel in an embodiment of the present invention;
in the figure: 1-top plate, 2-pull rod, 3-pull rod fixing plate, 4-pull rod supporting plate, 5-cavity, 6-core, 7-ejector rod, 8-ejector rod supporting plate, 9-ejector rod fixing plate, 10-core fixing plate, 11-nozzle, 12-injection molding port, 13-cavity fixing plate, 14-accommodating groove, 15-fixture block, 16-bottom plate, 17-lifting rod, 18-ejector motor, 19-cushion block, 20-elastic block, 21-guide sleeve, 22-guide column, 23-water inlet and 24-water outlet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
In this embodiment, please refer to fig. 1-3, a food plastic box mold capable of rapid demolding specifically implemented by the mold comprises a fixed mold and a movable mold, the movable mold comprises a top plate 1, a pull rod 2, a pull rod fixing plate 3, a pull rod supporting plate 4 and a cavity 5, the fixed mold comprises a core 6, an ejector rod 7, an ejector rod supporting plate 8, an ejector rod fixing plate 9 and a core fixing plate 10, a nozzle 11 is arranged on the surface of the top plate 1, an injection opening 12 is arranged in the middle of the nozzle 11, one end of the nozzle 11 sequentially penetrates through the pull rod fixing plate 3 and the pull rod supporting plate 4 and is connected with the core fixing plate 10, the cavity fixing plate 13 is arranged on the surface of the cavity 5, an accommodating groove 14 for accommodating the cavity 5 is arranged inside the cavity fixing plate 13, the core 6 is located on the surface of the core fixing plate 10, an ejecting device for ejecting a product is arranged inside the core 6, a bottom plate 16 is arranged at the bottom of the ejector rod fixing plate 9, the bottom of the core 6 is provided with a fixture block 15 for clamping the core fixing plate 10.
The ejection device comprises a lifting rod 17 and an ejection motor 18, one end of the lifting rod 17 is connected with the ejection motor 18, the ejection motor 18 is located inside the mold core 6, one end of the lifting rod 17 extends out of the surface of the mold core 6, cushion blocks 19 are arranged on the surface of the bottom plate 16, the cushion blocks 19 are symmetrically mounted at two ends of the bottom plate 16 in structure, and elastic blocks 20 used for assisting the reset of the fixed mold are arranged on the surface of the ejector rod fixing plate 9.
The surfaces of the top plate 1, the pull rod fixing plate 3, the pull rod supporting plate 4, the ejector rod supporting plate 8, the ejector rod fixing plate 9, the core fixing plate 10 and the cavity fixing plate 13 are all provided with a plurality of guide sleeves 21, and the inner walls of the guide sleeves 21 are connected with guide pillars 22 which are installed in a matching way with the guide sleeves 21; one end of the cavity fixing plate 13 is provided with a plurality of water inlets 23 for leading water flow in, and the other end of the cavity fixing plate 13 is provided with a water outlet 24 for leading water flow out.
When the utility model is used, the top plate 1, the pull rod fixing plate 3, the pull rod supporting plate 4, the ejector rod supporting plate 8, the ejector rod fixing plate 9, the core fixing plate 10, the cavity fixing plate 13 and the bottom plate 16 are sequentially connected through the guide sleeve 21 and the guide pillar 22.
When the movable die and the fixed die are used for demoulding, the movable die pulls the cavity 5 to be away from the surface of the core 6, and the lifting rod 17 is enabled to lift a workpiece out of the surface of the core 6 by the driving force generated by the ejection motor 18 in the core 6, so that the demoulding operation is completed.
The foregoing is a further detailed description of the utility model in connection with specific preferred embodiments and it is not intended to limit the utility model to the specific embodiments described. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as the protection scope of the utility model.
Claims (6)
1. But food plastic case mould of fast demoulding, including cover half and movable mould, its characterized in that: the movable mould includes the roof, the pull rod fixed plate, pull rod backup pad and die cavity, the cover half includes the core, the ejector pin backup pad, ejector pin fixed plate and core fixed plate, the surface of roof is equipped with the nozzle, the middle part of nozzle is for moulding plastics the mouth, pull rod fixed plate and pull rod backup pad are passed in proper order to the one end of nozzle, and be connected with the core fixed plate, the surface mounting of die cavity has the die cavity fixed plate, the inside of die cavity fixed plate is equipped with the holding tank that holds the die cavity, the core is located the surface of core fixed plate, the inside of core is equipped with the ejecting device who is used for ejecting finished piece, the bottom of ejector pin fixed plate is equipped with the bottom plate.
2. The fast-release food plastic box mold according to claim 1, wherein: the ejection device comprises a lifting rod and an ejection motor, one end of the lifting rod is connected with the ejection motor, the ejection motor is located inside the mold core, and one end of the lifting rod extends out of the surface of the mold core.
3. The fast-release food plastic box mold according to claim 1, wherein: the surface of bottom plate is equipped with the cushion, and the both ends at the bottom plate are installed to cushion structural symmetry, and the surface of ejector pin fixed plate is equipped with the bullet piece that is used for assisting the cover half to reset.
4. The fast-release food plastic box mold according to any one of claims 1 to 3, wherein: the surface of roof, pull rod fixed plate, pull rod backup pad, ejector pin fixed plate, core fixed plate and die cavity fixed plate all is equipped with a plurality of guide pin bushing, and the inner wall of guide pin bushing is connected with the guide pillar of pairing the installation with the guide pin bushing.
5. A quick release food plastic carton mold according to any one of claims 1-3, wherein: one end of the cavity fixing plate is provided with a plurality of water inlets for guiding water flow in, and the other end of the cavity fixing plate is provided with a water outlet for guiding water flow out.
6. The fast-release food plastic box mold according to any one of claims 1 to 3, wherein: and a clamping block for clamping the core fixing plate is arranged at the bottom of the core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123426685.0U CN216860447U (en) | 2021-12-31 | 2021-12-31 | Food plastic box mould capable of quickly demoulding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123426685.0U CN216860447U (en) | 2021-12-31 | 2021-12-31 | Food plastic box mould capable of quickly demoulding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216860447U true CN216860447U (en) | 2022-07-01 |
Family
ID=82150523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123426685.0U Active CN216860447U (en) | 2021-12-31 | 2021-12-31 | Food plastic box mould capable of quickly demoulding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216860447U (en) |
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2021
- 2021-12-31 CN CN202123426685.0U patent/CN216860447U/en active Active
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