CN213440823U

CN213440823U - Lower barrel body forming die of household three-color classification plastic garbage can

Info

Publication number: CN213440823U
Application number: CN202021596204.3U
Authority: CN
Inventors: 郑鹰英; 孙正华; 张艳
Original assignee: Taizhou Huangyanze Jun Plastic Industry Co ltd
Current assignee: Taizhou Huangyanze Jun Plastic Industry Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-06-15
Anticipated expiration: 2030-08-04

Abstract

The utility model provides a bucket body forming die under domestic three-colour classification plastic dustbin belongs to injection mold technical field. It has solved the problem of the inconvenient drawing of patterns of current plastic refuse bucket mould. This bucket body forming die under categorised plastic refuse bucket of domestic three-colour, including movable mould and cover half, the cavity has between cover half and the movable mould, be provided with the shaping piece in the cavity and insert with the side, the lower extreme of shaping piece is connected on the cover half, the upper end and the movable mould of shaping piece, the side is inserted and is formed with the first die cavity that is used for staving base shaping down between inserting, the side is inserted and is formed with the second die cavity that is used for staving side shaping down and is used for the fashioned third die cavity of staving safe edge down between the shaping piece, the side is inserted and can be laminated mutually or move with the shaping piece and keep away from the shaping. The utility model has the advantage of convenient demoulding.

Description

Lower barrel body forming die of household three-color classification plastic garbage can

Technical Field

The utility model belongs to the technical field of injection mold, a bucket body forming die under domestic three-colour classification plastic dustbin is related to.

Background

The injection mould is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection moulding is a processing method used when producing some parts with complex shapes in batches, and specifically, the injection mould is used for injecting heated and melted plastics into a mould cavity by an injection moulding machine at high pressure, and obtaining a formed product after cooling and solidification.

The garbage bin is a common product of injection mold processing, and the garbage bin that processes out all becomes the square mostly, because the degree of depth of garbage bin is more dark, and is provided with numerous sunk structure on the surface of garbage bin, has the problem of drawing of patterns difficulty when carrying out the drawing of patterns in the garbage bin.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, a barrel forming die under domestic three-colour classification plastic dustbin of convenient drawing of patterns is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a domestic categorised plastic refuse bucket of three-colour lower bucket body forming die, includes movable mould and cover half, cover half and movable mould between have a cavity, the cavity in be provided with the shaping piece and the side is inserted, the lower extreme of shaping piece is connected on the cover half, be formed with the first die cavity that is used for staving base shaping down between the upper end of shaping piece and movable mould, the side insert and be formed between the piece be formed with be used for staving side fashioned second die cavity down and be used for the fashioned third die cavity of staving safe edge down, the side insert can laminate mutually or move with the shaping piece and keep away from the shaping piece.

In the household three-color classification plastic garbage can lower body forming die, an injection molding runner for introducing an external injection molding material is formed in the upper end of the movable die, the injection molding runner is communicated with the inside of the first forming cavity, and the second forming cavity, the third forming cavity and the first forming cavity are communicated with each other.

In foretell domestic three-colour classification plastic refuse bucket body forming die down, the cover half on be provided with the driver that is used for the drive side to insert transverse motion, the body of driver links firmly on the cover half, the work end of driver penetrates to the cavity in-connection insert on the side.

In the lower barrel body forming die of the household three-color classification plastic garbage can, the side insert comprises an insert body, two side parts of the insert body are provided with extending edges bent towards one side of the forming block, and the lower end of the insert body is provided with a clamping sliding base matched with the fixed die.

In foretell domestic three-colour classification plastic garbage bin bucket body forming die down, set up the draw-in groove that supplies the card to slide the base card and go into on the upper surface of cover half, the draw-in groove set up between driver and shaping piece.

In bucket body forming die under foretell categorised plastic refuse bucket of domestic three-colour, the body of inserting on be provided with driver work end matched with joint groove, the joint groove set up along the direction of height that the side was inserted, be provided with the bellied card caking in opposite directions on the both sides wall in joint groove, be provided with the joint groove that supplies card caking card to go into after the joint groove slides on the work end of driver.

In the lower barrel body forming die of the household three-color classification plastic garbage can, the outer surface of the insert body is obliquely arranged, the end part of one side, matched with the fixed die, of the insert body is obliquely arranged towards the outer side, and wear-resisting pieces are uniformly distributed on the outer surface of the insert body.

In the lower barrel body forming die of the household three-color classification plastic garbage can, the cavity is internally provided with an ear block used for forming a lower barrel body connecting ear, and the ear block is detachably connected to the upper surface of the fixed die.

In the lower barrel body forming die of the household three-color classification plastic garbage can, the fixed die is provided with the T-shaped block for positioning the lug blocks.

In foretell categorised plastic refuse bucket of domestic three-colour lower bucket body forming die, the cover half on be provided with the cooling runner, the cooling runner crisscross distribution on the cover half, and inside the cooling runner intercommunication shaping piece.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a be provided with the shaping piece in the cavity and insert with the side, the upper end of shaping piece and movable mould, side are inserted and are formed first die cavity between inserting, the side insert and be formed with second die cavity and third die cavity between the shaping piece, the sunk structure of lower staving is formed at the side more and is inserted and become between the piece, the side insert portable setting make things convenient for the drawing of patterns after the product shaping.

2. The utility model discloses a second molding cavity, third molding cavity and first molding cavity communicate each other, and first molding cavity is located the top, and the liquid of moulding plastics utilizes self gravity to flow into in the second molding cavity with the third molding cavity, improves shaping efficiency.

3. The utility model discloses a be provided with on the body of inserting with driver work end complex joint groove, the joint groove sets up along the direction of height that the side was inserted, is provided with the bellied card caking in opposite directions on the both sides wall in joint groove, is provided with the joint groove that supplies card caking card to go into after the joint groove sliding on the work end of executor, appears the jamming when preventing the motion of driver drive side insert.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a structural sectional view of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the present invention.

In the figure, 1, a moving die; 2. fixing a mold; 3. a cavity; 4. forming a block; 5. a side insert; 6. A first molding cavity; 7. a second molding cavity; 8. a third molding cavity; 9. injection molding a runner; 10. a driver; 11. an insert body; 12. edge extension; 13. a card slide base; 14. a card slot; 15. a clamping groove; 16. blocking; 17. an engaging groove; 18. a wear resistant sheet; 19. an ear piece; 20. a T-shaped block; 21. and cooling the flow channel.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 3, a household three-color classification plastic garbage can lower barrel body forming die comprises a movable die 1 and a fixed die 2, a cavity 3 is formed between the fixed die 2 and the movable die 1, a forming block 4 and a side insert 5 are arranged in the cavity 3, the lower end of the forming block 4 is connected to the fixed die 2, a first forming cavity 6 for forming a lower barrel body base is formed between the upper end of the forming block 4 and the movable die 1 and between the side insert 5 and the forming block 4, a second forming cavity 7 for forming the side edge of a lower barrel body and a third forming cavity 8 for forming the protective edge of the lower barrel body are formed between the side insert 5 and the forming block 4, and the side insert 5 can be attached to the forming block 4 or move away from the forming block 4.

In this embodiment, a cavity 3 is formed after the fixed mold 2 and the movable mold 1 are covered, a molding block 4 and a side insert 5 are arranged in the cavity 3, a first molding cavity 6 is formed between the upper end of the molding block 4 and the movable mold 1 and between the side insert 5, a second molding cavity 7 and a third molding cavity 8 are formed between the side insert 5 and the molding block 4, a plurality of concave structures of the lower barrel body are formed between the side insert 5 and the molding block 4, and after a product is completely molded, the side insert 5 moves to be separated from the molding block 4, so that the product can be conveniently and better demolded.

In this embodiment, an injection runner 9 for introducing an external injection material is formed in the upper end of the movable mold 1, the injection runner 9 is communicated with the inside of the first molding cavity 6, the second molding cavity 7, the third molding cavity 8 and the first molding cavity 6 are communicated with each other, the first molding cavity 6 is located at the top, and when an injection liquid enters the inside through the injection runner 9, the injection liquid flows into the second molding cavity 7 and the third molding cavity 8 by using the self gravity, so that the molding efficiency is improved.

In this embodiment, the fixed die 2 is provided with a driver 10 for driving the side insert 5 to move transversely, the body of the driver 10 is fixedly connected to the fixed die 2, the working end of the driver 10 penetrates into the cavity 3 and is connected to the side insert 5, preferably, the driver 10 is selected as an oil cylinder, and the driver 10 drives the side insert 5 to perform reciprocating horizontal linear motion.

In the embodiment, the side insert 5 comprises an insert body 11, two side parts of the insert body 11 are provided with extending edges 12 which are bent towards one side of the forming block 4, and the lower end of the insert body 11 is provided with a clamping sliding base 13 which is matched with the fixed die 2. The insert body 11, the extending edge 12 and the clamping sliding base 13 are integrally formed, the extending edge 12 and the forming block 4 are used for forming the edge part of the lower barrel body, and the insert body 11 and the forming block 4 are attached to form the side edge of the lower barrel body.

Preferably, the upper surface of the fixed mold 2 is provided with a clamping groove 14 for clamping the clamping slide base 13, the clamping groove 14 is arranged between the driver 10 and the molding block 4, and the clamping slide base 13 slides transversely through the clamping groove 14, so that the stability of the overall movement of the side insert 5 is improved.

In this embodiment, the insert block body 11 is provided with a clamping groove 15 matched with the working end of the driver 10, the clamping groove 15 is arranged along the height direction of the side insert block 5, two side walls of the clamping groove 15 are provided with clamping blocks 16 protruding in opposite directions, the protruding in opposite directions means that two clamping blocks 16 are arranged on the side walls, the working end of each clamping block 16 faces one end of the corresponding clamping block, and the working end of the driver 10 is provided with a joint groove 17 for the clamping blocks 16 to be clamped in after sliding along the clamping groove 15.

In order to facilitate the opening and closing of the movable die 1 and the fixed die 2, the outer surface of the insert body 11 is arranged in an inclined manner, the end part of one side, matched with the fixed die 2, of the insert body 11 inclines outwards, wear-resisting pieces 18 are uniformly distributed on the outer surface of the insert body 11, the surface of the side insert 5 can be prevented from being in direct contact with the movable die 1 due to the arrangement of the wear-resisting pieces 18, the abrasion caused by friction is reduced, and the service life of the die is prolonged.

In the present embodiment, the cavity 3 is provided with an ear piece 19 for forming a lower barrel coupling ear, and the ear piece 19 is detachably connected to the upper surface of the fixed mold 2. Preferably, the fixed mold 2 is provided with a T-shaped block 20 for positioning the lug block 19.

In order to improve the forming efficiency of the product, the fixed die 2 is provided with the cooling runners 21, the cooling runners 21 are distributed on the fixed die 2 in a staggered mode, and the cooling runners 21 are communicated with the inside of the forming block 4. The cooling runner 21 can be filled with cooling liquid or circulating water to exchange heat of the injection molding material and discharge the heat to the outside of the mold.

The utility model discloses a theory of operation does: the cavity 3 is formed after the fixed die and the movable die 1 are covered, a forming block 4 and a side insert 5 are arranged in the cavity 3, a first forming cavity 6 is formed between the upper end of the forming block 4 and the movable die 1 and the side insert 5, a second forming cavity 7 and a third forming cavity 8 are formed between the side insert 5 and the forming block 4, a concave structure of the lower barrel body is formed between the side insert 5 and the forming block 4, injection liquid flows into the second forming cavity 7 and the third forming cavity 8 by utilizing the self gravity when entering the inside through an injection runner 9, and after the product is formed, the driver 10 drives the side insert 5 to move, so that the side insert 5 is separated from the product formed by the second forming cavity 7 and the third forming cavity 8, and the purpose of demolding is achieved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the movable mold 1, the fixed mold 2, the cavity 3, the molding block 4, the side insert 5, the first molding cavity 6, the second molding cavity 7, the third molding cavity 8, the injection runner 9, the driver 10, the insert body 11, the extension 12, the snap-in base 13, the snap-in groove 14, the snap-in groove 15, the snap-in block 16, the engagement groove 17, the wear-resistant piece 18, the lug 19, the T-shaped block 20, the cooling runner 21, etc., are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. The utility model provides a domestic categorised plastic refuse bucket of three-colour lower bucket body forming die, includes movable mould (1) and cover half (2), cover half (2) and movable mould (1) between have cavity (3), its characterized in that, cavity (3) in be provided with into shape piece (4) and side insert (5), the lower extreme of shaping piece (4) is connected on cover half (2), the upper end and movable mould (1), the side of shaping piece (4) are inserted and are formed with between (5) and be used for the fashioned first die cavity (6) of staving base down, side insert (5) and become to be formed with between (4) and be used for staving side fashioned second die cavity (7) and be used for the fashioned third die cavity (8) of staving body safe edge down, side insert (5) can laminate mutually or move with shaping piece (4) and keep away from shaping piece (4).

2. The lower garbage can body forming die for the household three-color classification plastic garbage can as claimed in claim 1, wherein an injection molding runner (9) for introducing an external injection molding material is formed at the upper end of the movable die (1), the injection molding runner (9) is communicated with the inside of the first forming cavity (6), and the second forming cavity (7), the third forming cavity (8) and the first forming cavity (6) are communicated with each other.

3. The lower barrel forming die for the household three-color classification plastic garbage can as claimed in claim 1, wherein the fixed die (2) is provided with a driver (10) for driving the side insert (5) to move transversely, the body of the driver (10) is fixedly connected to the fixed die (2), the working end of the driver (10) penetrates into the cavity (3) and is connected to the side insert (5), and when the driver (10) drives the side insert (5) to move back and forth, the side insert (5) is attached to or away from the forming block (4).

4. The forming die for the lower barrel body of the household three-color classification plastic garbage can according to claim 1, is characterized in that the side insert (5) comprises an insert body (11), two side parts of the insert body (11) are provided with extending edges (12) which are bent towards one side of the forming block (4), and the lower end of the insert body (11) is provided with a clamping and sliding base (13) which is matched with the fixed die (2).

5. The forming die for the lower barrel body of the household three-color classification plastic garbage can according to claim 4, wherein a clamping groove (14) for clamping the clamping sliding base (13) is formed in the upper surface of the fixed die (2), and the clamping groove (14) is formed between the driver (10) and the forming block (4).

6. The lower barrel forming die for the household three-color classification plastic garbage can according to claim 4, wherein the insert block body (11) is provided with a clamping groove (15) matched with the working end of the driver (10), the clamping groove (15) is arranged along the height direction of the side insert block (5), two side walls of the clamping groove (15) are provided with clamping blocks (16) protruding in opposite directions, and the working end of the driver (10) is provided with a joint groove (17) which is used for clamping the clamping blocks (16) after sliding along the clamping groove (15).

7. The forming die for the lower barrel body of the household three-color classification plastic garbage can according to claim 4, is characterized in that the outer surface of the insert body (11) is obliquely arranged, the end part of the matched side of the insert body (11) and the fixed die (2) is obliquely arranged to the outer side, and wear-resistant pieces (18) are uniformly distributed on the outer surface of the insert body (11).

8. The lower body forming die of the household three-color classification plastic garbage can as claimed in claim 1, wherein the cavity (3) is provided with an ear block (19) for forming a connecting ear of the lower body, and the ear block (19) is detachably connected to the upper surface of the fixed die (2).

9. The forming die for the lower barrel body of the household three-color classification plastic dustbin according to claim 8, wherein the fixed die (2) is provided with a T-shaped block (20) for positioning the lug block (19).

10. The forming die for the lower barrel body of the household three-color classification plastic garbage can as claimed in claim 1, wherein the fixed die (2) is provided with cooling channels (21), the cooling channels (21) are distributed on the fixed die (2) in a staggered manner, and the cooling channels (21) are communicated with the inside of the forming block (4).