Search

CN-224210404-U - Thin-wall foot cup mold

CN224210404UCN 224210404 UCN224210404 UCN 224210404UCN-224210404-U

Abstract

The utility model relates to a thin-wall pin cup mold. The upper die comprises an upper die base and a cover plate, wherein an object placing groove is formed in the upper die base, an injection guide seat is arranged in the object placing groove, guide grooves and liquid flowing holes which are formed in the guide grooves and used for flowing liquid are formed in the injection guide seat, the cover plate is used for sealing the object placing groove, the cover plate can be separated from the upper die base, a pressurizing air tap which is vertically opposite to each liquid flowing hole is formed in the cover plate, meanwhile, a liquid injecting hole is formed in the center of the cover plate, a plurality of cup leg dies are arranged at the upper end of the middle die, the cup leg dies are opposite to the liquid flowing holes, each cup leg die is composed of a fixing block and a molded slide block, the fixing block is fixed with the middle die, the slide block can horizontally slide, an inclined guide pillar is arranged on the molded slide block, the lower end of the inclined guide pillar is used for limiting and preventing the middle die from being separated from the lower end of the inclined guide pillar, a cup body die which is matched with the cup leg die is arranged at the lower end of the middle die, the cup body die is communicated with the cup leg die, and the lower die is used for sealing the cup body die.

Inventors

  • FANG XIAOHUA

Assignees

  • 金华市顺华日用品股份有限公司

Dates

Publication Date
20260508
Application Date
20250409
Priority Date
20240510

Claims (6)

  1. 1. The thin-wall pin cup mold comprises an upper mold, a middle mold, a lower mold and a connecting shaft, and is characterized in that: The upper die consists of an upper die seat and a cover plate, wherein the upper die seat is provided with a storage groove, an injection guide seat is arranged in the storage groove, a plurality of communicated guide grooves and liquid holes for flowing liquid are formed in the injection guide seat, the liquid holes are cut through the injection guide seat and the upper die seat, the upper die seat can be electrically heated, the cover plate is used for sealing the storage groove and can be separated from the upper die seat, the cover plate is provided with a pressurizing air tap which is vertically opposite to each liquid hole, meanwhile, the center of the cover plate is provided with a liquid injection hole, the liquid injection hole is used for injecting liquid, and the injected liquid passes through the guide grooves to the liquid holes and is pressurized through the pressurizing air tap to convey casting liquid; The upper end of the middle die is provided with a plurality of cup leg dies, the cup leg dies are opposite to the liquid flowing holes, each cup leg die is composed of a fixed block and a molded slide block, the fixed block is fixed with the middle die, the molded slide block can horizontally slide, an inclined guide post is arranged on the molded slide block, the upper end of the inclined guide post is fixed with an upper die holder, the lower end of the inclined guide post is used for limiting the middle die to prevent the middle die from being separated from the lower end of the inclined guide post, when the middle die slides downwards along the inclined guide post, the molded slide blocks can horizontally slide outwards, and the lower end of the middle die is provided with a cup body die matched with the cup leg die for use, and the cup body die is communicated with the cup leg die; The lower die is used for sealing the cup body die; The connecting shaft is used for connecting the upper die, the middle die and the lower die, and the lower die can be separated from the connecting shaft.
  2. 2. The thin-walled cup mold according to claim 1, wherein the material placing groove and the injection molding guide seat are both in an X shape, liquid flowing holes are formed in four corners of the X-shaped injection molding guide seat, two cup molds are arranged at the upper end of the middle mold, two cup molds can be formed in each cup mold, four cup molds are arranged at the lower end of the middle mold, the lower mold is composed of a lower mold seat, small ejector rods, a stripper ring seat and stripper rings, the lower mold seat is composed of a seat body and a bottom plate, an H-shaped inserting groove is formed in the lower end of the seat body, an H-shaped top plate is arranged in the H-shaped inserting groove and can move up and down, the bottom plate can be separated from the seat body, ejector rod penetrating holes are formed in the center of the bottom plate, the bottom plate is used for sealing the H-shaped top plate, the small ejector rods are arranged on the four corners of the H-shaped top plate, each small ejector rod penetrates through one stripper ring seat arranged at the upper end of the seat body, and the upper end of each stripper ring seat is provided with a stripper ring for supporting the small ejector ring and the stripper ring seat for inserting and closing the cup molds.
  3. 3. The thin-walled cup mold according to claim 2, wherein the two cup molds are horizontally arranged left and right, and the fixed blocks of the two cup molds are positioned inside the mold slide block and are opposite to each other.
  4. 4. A thin-walled cup mold according to claim 1 or 3, wherein the slide is realized by a structure of a slide and a slide rail, one of the slide and the slide rail is arranged on the slide, and the other is fixed with the middle mold.
  5. 5. The thin-walled stem cup mold of claim 3 wherein the upper ends of the two stem molds are each provided with a stem cover plate.
  6. 6. The thin-walled cup mold of claim 1, wherein a needle valve is further disposed between the fluid flow hole and the cup mold.

Description

Thin-wall foot cup mold Technical Field The utility model belongs to the field of dies, and particularly relates to a die for producing a thin-walled cup. Background The thin-walled cup is a common living article and is generally made of glass or plastic, the thin-walled cup die of the existing plastic is generally composed of an upper die, a middle die, a lower die and a connecting shaft, the upper die is integrated and used for fixing the die, the upper die can generate heat after being electrified, a plurality of guide grooves are formed in the upper die, a plurality of guide grooves are formed in the guide grooves and are used for flowing liquid, a complete set of cup die and cup body die are arranged on the middle die, the lower die is used for sealing the middle die, and the existing die has the following problems that firstly, the whole upper die is required to be replaced after the guide grooves are damaged, so that materials are wasted, the replacement cost is high, the machining is complex, and secondly, the middle die is inconvenient when the cup is demolded, and the demolding speed is low. Disclosure of utility model In view of the defects of the existing thin-wall cup mold, the utility model aims to provide the thin-wall cup mold which is more reasonable in upper mold design and convenient for workpiece demolding. In order to achieve the aim, according to one aspect of the utility model, the utility model is realized by the following technical measures that a thin-walled cup mould comprises an upper mould, a middle mould, a lower mould and a connecting shaft, The upper die consists of an upper die seat and a cover plate, wherein the upper die seat is provided with a storage groove, an injection guide seat is arranged in the storage groove, a plurality of communicated guide grooves and liquid holes for flowing liquid are formed in the injection guide seat, the liquid holes are cut through the injection guide seat and the upper die seat, the upper die seat can be electrically heated, the cover plate is used for sealing the storage groove and can be separated from the upper die seat, the cover plate is provided with a pressurizing air tap which is vertically opposite to each liquid hole, meanwhile, the center of the cover plate is provided with a liquid injection hole, the liquid injection hole is used for injecting liquid, and the injected liquid passes through the guide grooves to the liquid holes and is pressurized through the pressurizing air tap to convey casting liquid; The upper end of the middle die is provided with a plurality of cup leg dies, the cup leg dies are opposite to the liquid flowing holes, each cup leg die is composed of a fixed block and a molded slide block, the fixed block is fixed with the middle die, the molded slide block can horizontally slide, an inclined guide post is arranged on the molded slide block, the upper end of the inclined guide post is fixed with an upper die holder, the lower end of the inclined guide post is used for limiting the middle die to prevent the middle die from being separated from the lower end of the inclined guide post, when the middle die slides downwards along the inclined guide post, the molded slide blocks can horizontally slide outwards, and the lower end of the middle die is provided with a cup body die matched with the cup leg die for use, and the cup body die is communicated with the cup leg die; The lower die is used for sealing the cup body die; The connecting shaft is used for connecting the upper die, the middle die and the lower die, and the lower die can be separated from the connecting shaft. The thin-wall foot cup mold is formed by designing an upper mold to be composed of an upper mold base and a cover plate, wherein an object placing groove is formed in the upper mold base, an injection molding guide seat is arranged in the object placing groove, a plurality of communicated guide grooves and liquid flowing holes for flowing liquid are formed in the guide grooves, the injection molding guide seat is directly replaced after the guide grooves are damaged, meanwhile, the cup foot mold is composed of a fixed block and a sliding block, an inclined guide pillar is arranged on the sliding block, the upper end of the inclined guide pillar is fixed with the upper mold base, the lower end of the inclined guide pillar is used for limiting a middle mold to prevent the middle mold from being separated from the lower end of the inclined guide pillar, and therefore, after the lower mold is removed, the middle mold falls down due to dead weight, the upper mold base is opened, and the whole thin-wall foot cup can be taken out and is convenient to take. Further, put the thing groove with the guide seat that moulds plastics all is X shape, and be the four corners of the guide seat that moulds plastics of X shape and set up the liquid hole, well mould upper end is equipped with two cup moulds, and every cup mould can two cup, well mould lower ex