CN218892172U

CN218892172U - Plastic cup mould assembly and mould

Info

Publication number: CN218892172U
Application number: CN202223347616.5U
Authority: CN
Inventors: 向延平
Original assignee: Kunshan Kangriexue Precision Electronic Technology Co ltd
Current assignee: Kunshan Kangriexue Precision Electronic Technology Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-04-21
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a plastic cup die assembly and a die, comprising a lower pressing plate, wherein the lower pressing plate is provided with a lower die in a sliding manner, the lower die is provided with an upper die in a sliding manner, the upper die is provided with an upper pressing plate in a sliding manner, the lower pressing plate is provided with two die cores, the die cores are adapted in the lower die, the same side of the lower pressing plate is provided with a water inlet hole and a water outlet hole, the two die cores are respectively provided with cooling pipes, two ends of the cooling pipes are respectively communicated with the water inlet hole and the water outlet hole, the bottom end of the upper die is provided with two die cavities, the two die cores are respectively positioned in the corresponding die cavities, the top end of the upper die is provided with a split runner, the split runner is respectively communicated with the two die cavities, the upper pressing plate is provided with an injection port, the injection port is communicated with the split runner, and the plastic cup die is modularized by the arrangement of the upper pressing plate, the lower pressing plate and the lower die, and the split of a plastic cup formed at a joint during demolding is realized by the split runner, and a later cutting procedure is avoided.

Description

Plastic cup mould assembly and mould

Technical Field

The utility model relates to the technical field of molds, in particular to a plastic cup mold assembly and a plastic cup mold.

Background

The mould is a tool for manufacturing molded articles, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the articles is realized mainly through the change of the physical state of the molded materials, and the traditional plastic cup mould assembly and the mould are generally injected into a mould cavity by an injection molding machine for cooling and solidifying in actual use.

The utility model discloses a plastic cup mould component and a plastic cup mould, wherein the plastic cup mould component is disclosed as CN215750596U, in the prior art, a spraying component is fixedly arranged on one side of a box body, the input end of a water suction pump is connected with a water inlet pipe, the water inlet pipe is inserted into a water tank, the output end of the water suction pump is connected with a water guide pipe, cooling water in the water tank is blown into the water storage pipe, finally, the cooling water is sprayed out through an atomization nozzle, and the cooling treatment is carried out on a finished product after injection moulding, so that the problem that the traditional plastic cup mould component is cooled and solidified by high-pressure injection of an injection moulding machine into a mould cavity is solved, but the cooling time is too long, the finished product cannot be obtained quickly, and the injection moulding effect of the plastic cup mould is low is caused.

But this prior art utilizes atomizer directly to cool down the processing to the product, makes the unshaped plastics cup produce deformation easily, needs the later stage to carry out the stoving and handles, and the cooling process is loaded down with trivial details, and the inefficiency to when the process of drawing of patterns, fashioned plastics cup is in the junction with the mouth of moulding plastics and forms the plastics product of watering the form easily, need the later stage excision fashioned stub bar, has reduced the efficiency of production, consequently needs a plastics cup mould subassembly and mould to satisfy people's demand.

Disclosure of Invention

The utility model aims to provide a plastic cup die assembly and a die, which are used for solving the problems that in the prior art, an atomization nozzle is used for directly cooling a product, so that an unformed plastic cup is easy to deform, the post-drying treatment is needed, the cooling process is complicated, the efficiency is low, and in the demolding process, a pouring channel-shaped plastic product is easy to form at the joint of the formed plastic cup and an injection molding port, the formed stub bar is needed to be cut off in the post stage, and the production efficiency is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plastics cup mould subassembly and mould, includes the holding down plate, slidable mounting has the bed die on the holding down plate, slidable mounting has the upper die on the bed die, slidable mounting has the upper die on the upper die, install two mould benevolence on the holding down plate, mould benevolence adaptation is in the bed die, inlet opening and apopore have been seted up on the same side of holding down plate, two the mould benevolence all is provided with the cooling tube, and the both ends of cooling tube communicate with each other with inlet opening and apopore respectively, two have the die cavity is seted up to the bottom of upper die, two the mould benevolence is located the die cavity that corresponds respectively, the reposition of redundant personnel runner has been seted up on the top of upper die, the reposition of redundant personnel runner communicates with each other with two die cavities respectively, the mouth of moulding plastics has been seted up on the upper die, and the mouth of moulding plastics communicates with each other with the reposition of redundant personnel runner.

Preferably, each corner of the lower pressing plate is provided with a guide rod, each corner of the lower die, the upper die and the upper pressing plate is provided with a guide hole, and each guide rod is respectively positioned in the corresponding guide hole.

Preferably, the cooling pipe is U-shaped, and the cooling pipes in the two mold cores are mutually communicated.

Preferably, the lower die is internally provided with a demoulding hole, the cross sections of the demoulding hole, the die cavity and the die core are in cone shapes, the die core is mutually matched with the demoulding hole, and the aperture of the die cavity is larger than that of the demoulding hole.

Preferably, the first slide bars are all installed to the both sides of top board, and first limiting plate is all installed to the bottom of every first slide bar, and first supporting shoe is all installed to the top mould both sides, and every first slide bar slidable mounting is in corresponding first supporting shoe respectively, and first limiting plate is located the below of first supporting shoe.

Preferably, each first supporting block is provided with a first sliding hole, the first sliding rod is located in the first sliding hole, and the length and the width of the first limiting plate are larger than those of the first sliding hole.

Preferably, the second slide bars are all installed to every the bottom of first supporting shoe, and the second slide bar is located one side of first slide hole, and the second limiting plate is all installed to every second slide bar's bottom, and the second supporting shoe is all installed to the both sides of bed die, and every second slide bar slidable mounting is in the second supporting shoe that corresponds respectively, and the second limiting plate is located the below of second supporting shoe.

Preferably, each second supporting block is provided with a second sliding hole, the second sliding rod is located in the second sliding hole, and the length and the width of the second limiting plate are larger than those of the second sliding hole.

The beneficial effects of the utility model are as follows:

according to the utility model, the plastic cup mold is modularized through the arrangement of the upper pressing plate, the upper mold, the lower pressing plate and the lower mold, and the separation of the plastic product formed at the joint and the molded plastic cup during demolding is realized by utilizing the split runner, so that the process of later cutting is avoided.

According to the utility model, the water inlet hole, the water outlet hole and the cooling pipe are arranged, so that the mold core is conveniently cooled, the heat of the plastic cup is transferred, the cooling purpose is realized, the deformation caused by direct contact of the plastic cup with water drops is avoided, and the demolding of the plastic cup is facilitated through the adaptation of the lower mold and the mold core.

Drawings

FIG. 1 is a schematic view of a plastic cup mold assembly and mold according to the present utility model;

FIG. 2 is a schematic diagram showing a front cross-sectional structure of a plastic cup mold assembly and a mold according to the present utility model;

FIG. 3 is a schematic diagram showing a front half-section of a plastic cup mold assembly and a mold according to the present utility model;

FIG. 4 is a schematic side view of a plastic cup mold assembly and guide bar of the mold according to the present utility model;

FIG. 5 is a schematic view showing a front cross-sectional structure of a plastic cup mold assembly and a first slide bar of the mold according to the present utility model;

fig. 6 is a schematic cross-sectional view of a plastic cup mold assembly and a first slide Kong Ceshi of the mold according to the present utility model.

In the figure: 1. a lower pressing plate; 2. a lower die; 3. an upper die; 4. an upper press plate; 5. a mold core; 6. a water inlet hole; 7. a water outlet hole; 8. a cooling tube; 9. a mold cavity; 10. a split runner; 11. an injection molding port; 12. a guide rod; 13. a guide hole; 14. a demolding hole; 15. a first slide bar; 16. a first limiting plate; 17. a first support block; 18. a first slide hole; 19. a second slide bar; 20. a second limiting plate; 21. a second support block; 22. and a second slide hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-6, a plastic cup mold assembly and a mold, comprising a lower pressure plate 1, a lower mold 2 is slidingly arranged on the lower pressure plate 1, an upper mold 3 is slidingly arranged on the lower mold 2, an upper pressure plate 4 is slidingly arranged on the upper mold 3, two mold cores 5 are arranged on the lower pressure plate 1, the mold cores 5 are adapted in the lower mold 2, a water inlet hole 6 and a water outlet hole 7 are arranged on the same side of the lower pressure plate 1, two mold cores 5 are respectively provided with a cooling pipe 8, two ends of the cooling pipe 8 are respectively communicated with the water inlet hole 6 and the water outlet hole 7, two mold cavities 9 are arranged at the bottom end of the upper mold 3, the two mold cores 5 are respectively positioned in the corresponding mold cavities 9, a split runner 10 is arranged at the top end of the upper mold 3, the split runner 10 is respectively communicated with the two mold cavities 9, an injection port 11 is arranged on the upper pressure plate 4, the injection port 11 is communicated with the split runner 10, the lower mold 2 is arranged on the lower pressure plate 1, the upper die 3 is arranged on the lower die 2, the upper pressing plate 4 is arranged on the upper die 3, molten plastic liquid is injected by utilizing an injection port 11, the plastic liquid respectively enters into forming cavities formed between two die cavities 9 and two die cores 5 through a diversion runner 10, so as to form the shape of a plastic cup, a flowing water source is introduced into a water inlet 6, the water source is guided by a cooling pipe 8, so that the die cores 5 are cooled, the flowing water source transfers heat of the molten plastic cup, the purpose of cooling and forming is realized, a water outlet 7 facilitates the water source to flow out, the purpose of water circulation cooling is realized, resources are effectively saved, deformation and damage caused by direct contact of the plastic cup with the water source are avoided, the upper pressing plate 4 is taken out when the upper die 3 is taken out, and the plastic remained in the diversion runner 10 is not completely cooled at the moment, when the upper die 3 is taken out, residual plastic is taken away together, so that the removal of a stub bar is realized, the plastic cup subjected to cooling molding is sleeved on the die core 5 and is positioned above the lower die 2, and when the lower die 2 is taken out, the lower die 2 drives the reversely buckled plastic cup to move upwards and separate from the die core 5, so that the purpose of demoulding stability is realized.

Referring to fig. 4, in this embodiment, guide rods 12 are installed at each corner of the lower platen 1, guide holes 13 are formed at each corner of the lower die 2, the upper die 3 and the upper platen 4, each guide rod 12 is located in a corresponding guide hole 13, and the guide rods 12 and the guide holes 13 are arranged, so that the upper platen 4, the upper die 3, the lower die 2 and the lower platen 1 are always kept in parallel, accuracy of die assembly and die release is achieved, and molding quality of plastic cups is guaranteed.

Referring to fig. 2-3, in this embodiment, the cooling pipes 8 are U-shaped, the cooling pipes 8 in the two mold cores 5 are mutually communicated, the cooling pipes 8 provide a more comprehensive cooling for the mold cores 5, so that the mold cores 5 can uniformly transfer the heat of the plastic cup, and the communicating cooling pipes 8 realize water cooling recycling.

Referring to fig. 3, in this embodiment, the lower mold 2 is provided with a demolding hole 14, the cross sections of the demolding hole 14, the mold cavity 9 and the mold core 5 are tapered, the mold core 5 and the demolding hole 14 are mutually matched, the aperture of the mold cavity 9 is larger than that of the demolding hole 14, the demolding hole 14 is matched with the mold core 5, the slurry leakage phenomenon during injection molding is prevented, the molding quality is ensured, and when the lower mold 2 moves upwards, the demolding hole 14 is driven to separate from the outer wall of the mold core 5, so that a plastic cup sleeved on the mold core 5 can be demolded.

Referring to fig. 3 and fig. 5-6, in this embodiment, the two sides of the upper platen 4 are respectively provided with the first slide bars 15, the bottom end of each first slide bar 15 is respectively provided with the first limiting plate 16, the two sides of the upper mold 3 are respectively provided with the first supporting blocks 17, each first slide bar 15 is respectively slidably installed in the corresponding first supporting block 17, the first limiting plate 16 is located below the first supporting block 17, the first slide bars 15, the first limiting plates 16 and the first supporting blocks 17 are matched, during demolding, the upper platen 4 is moved upwards and removed, so that the first slide bars 15 move upwards in the first supporting blocks 17, at this time, the upper platen 4 is separated from the upper mold 3, and when the upper platen is separated to a certain distance, the top end of the first limiting plate 16 contacts with the bottom end of the first supporting blocks 17, at this time, the upper platen 4 which moves upwards is driven to move upwards through the connection of the first limiting plates 16, so that the removal of the material head in the runner 10 is realized.

Referring to fig. 5-6, in this embodiment, each first supporting block 17 is provided with a first sliding hole 18, the first sliding rod 15 is located in the first sliding hole 18, the length and width of the first limiting plate 16 are greater than those of the first sliding hole 18, and the first sliding hole 18 is matched with the first limiting plate 16, so that the first sliding rod 15 is effectively prevented from being separated from the first supporting block 17, and the force transmission among the first sliding rod 15, the first limiting plate 16 and the first supporting block 17 is facilitated.

Referring to fig. 3 and 6, in the present embodiment, the bottom end of each first supporting block 17 is provided with a second sliding rod 19, the second sliding rod 19 is located at one side of the first sliding hole 18, the bottom end of each second sliding rod 19 is provided with a second limiting plate 20, two sides of the lower mold 2 are provided with second supporting blocks 21, each second sliding rod 19 is slidably installed in a corresponding second supporting block 21, the second limiting plate 20 is located below the second supporting block 21, when the upper mold 3 is driven to move upwards by the upper pressing plate 4, the second sliding rod 19 slides in the second supporting block 21, so that separation between the upper mold 3 and the lower mold 2 is realized, and when the separation is separated to a certain distance, the top end of the second limiting plate 20 contacts with the bottom end of the second supporting block 21, so that the lower mold 2 is driven to move upwards, and then the plastic cup sleeved on the mold core 5 is released.

Referring to fig. 6, in this embodiment, each second supporting block 21 is provided with a second sliding hole 22, the second sliding rod 19 is located in the second sliding hole 22, the length and width of the second limiting plate 20 are greater than those of the second sliding hole 22, and the second sliding hole 22 is matched with the second limiting plate 20, so that the second sliding rod 19 is effectively prevented from being separated from the second supporting block 21, and the transmission of force among the second sliding rod 19, the second limiting plate 20 and the second supporting block 21 is ensured.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. A plastic cup mould assembly and mould, comprising a lower pressure plate (1), characterized in that: the plastic injection molding machine is characterized in that a lower die (2) is slidably arranged on the lower pressing plate (1), an upper die (3) is slidably arranged on the lower die (2), an upper pressing plate (4) is slidably arranged on the upper die (3), two die cores (5) are arranged on the lower pressing plate (1), the die cores (5) are adapted in the lower die (2), a water inlet hole (6) and a water outlet hole (7) are formed in the same side of the lower pressing plate (1), cooling pipes (8) are respectively arranged on the two die cores (5), two ends of each cooling pipe (8) are respectively communicated with the water inlet hole (6) and the water outlet hole (7), two die cavities (9) are formed in the bottom end of the upper die (3), the two die cores (5) are respectively located in the corresponding die cavities (9), a diversion runner (10) is formed in the top end of the upper die (3), a water inlet hole (6) and a water outlet hole (7) are respectively formed in the same side of the lower pressing plate (1), a cooling pipe (8), two injection molding ports (11) are respectively formed in the upper pressing plate (4), and the two injection molding ports (11) are respectively communicated with the two die cavities (9).

2. A plastic cup mold assembly and mold as defined in claim 1 wherein: guide rods (12) are arranged at each corner of the lower pressing plate (1), guide holes (13) are formed in each corner of the lower die (2), the upper die (3) and the upper pressing plate (4), and each guide rod (12) is located in the corresponding guide hole (13) respectively.

3. A plastic cup mold assembly and mold as defined in claim 1 wherein: the cooling pipes (8) are U-shaped, and the cooling pipes (8) in the two mold cores (5) are mutually communicated.

4. A plastic cup mold assembly and mold as defined in claim 1 wherein: the lower die (2) is internally provided with a demoulding hole (14), the cross sections of the demoulding hole (14), the die cavity (9) and the die core (5) are in cone shapes, the die core (5) and the demoulding hole (14) are mutually matched, and the aperture of the die cavity (9) is larger than that of the demoulding hole (14).

5. A plastic cup mold assembly and mold as defined in claim 1 wherein: first slide bars (15) are all installed to the both sides of top board (4), and first limiting plate (16) are all installed to the bottom of every first slide bar (15), and first supporting shoe (17) are all installed to last mould (3) both sides, and every first slide bar (15) slidable mounting is in corresponding first supporting shoe (17) respectively, and first limiting plate (16) are located the below of first supporting shoe (17).

6. A plastic cup mold assembly and mold as defined in claim 5 wherein: each first supporting block (17) is provided with a first sliding hole (18), the first sliding rod (15) is located in the first sliding hole (18), and the length and the width of the first limiting plate (16) are larger than those of the first sliding hole (18).

7. A plastic cup mold assembly and mold as defined in claim 5 wherein: every second slide bar (19) are all installed to the bottom of first supporting shoe (17), and second slide bar (19) are located one side of first slide hole (18), and second limiting plate (20) are all installed to the bottom of every second slide bar (19), and second supporting shoe (21) are all installed to the both sides of bed die (2), and every second slide bar (19) slidable mounting is in second supporting shoe (21) that correspond respectively, and second limiting plate (20) are located the below of second supporting shoe (21).

8. A plastic cup mold assembly and mold as recited in claim 7, wherein: and each second supporting block (21) is provided with a second sliding hole (22), the second sliding rod (19) is positioned in the second sliding hole (22), and the length and the width of the second limiting plate (20) are larger than those of the second sliding hole (22).