CN213891025U - Polypropylene plastics supporter mould with high-efficient demoulding mechanism - Google Patents
Polypropylene plastics supporter mould with high-efficient demoulding mechanism Download PDFInfo
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- CN213891025U CN213891025U CN202022526462.0U CN202022526462U CN213891025U CN 213891025 U CN213891025 U CN 213891025U CN 202022526462 U CN202022526462 U CN 202022526462U CN 213891025 U CN213891025 U CN 213891025U
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- 239000004033 plastic Substances 0.000 title claims abstract description 31
- 229920003023 plastic Polymers 0.000 title claims abstract description 31
- -1 Polypropylene Polymers 0.000 title claims abstract description 27
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 27
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 27
- 238000001746 injection moulding Methods 0.000 claims abstract description 68
- 238000000465 moulding Methods 0.000 claims abstract description 51
- 238000001816 cooling Methods 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000003825 pressing Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000012778 molding material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a polypropylene plastics supporter mould with high-efficient demoulding mechanism belongs to mould manufacturing technical field. It has solved the complicated, inefficiency scheduling problem of current supporter mould demoulding structure. The polypropylene plastic commodity shelf mold with the efficient demolding mechanism comprises a movable mold and a fixed mold, wherein a demolding module capable of moving up and down relative to the fixed mold is arranged between the movable mold and the fixed mold, when the movable mold and the fixed mold are covered, a first molding cavity for molding an injection molding part body is formed between the movable mold and the fixed mold, a second containing cavity for molding the edge of the injection molding part is formed between the demolding module and the movable mold, and an injection molding assembly for connecting an injection molding machine and the first molding cavity is arranged on the movable mold. The utility model has the advantages of high demoulding efficiency.
Description
Technical Field
The utility model belongs to the technical field of the mould is made, a polypropylene plastics supporter mould with high-efficient demoulding mechanism 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 supporter structure is comparatively complicated, and there are structures such as recess in the inside of supporter, and current supporter mould sets up extra ejection mechanism and carries out ejecting motion to the thing frame when the opposition thing frame is demolded, sets up extra ejection mechanism and makes the holistic structure of mould become more complicated for the processing cost of mould rises, and then, has still reduced the drawing of patterns efficiency of mould.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a polypropylene plastics supporter mould with high-efficient demoulding mechanism is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a polypropylene plastics supporter mould with high-efficient demoulding mechanism, includes movable mould and cover half, movable mould and cover half between be provided with the drawing of patterns piece that can carry out the up-and-down motion relative the cover half, movable mould and cover half when, be formed with the first molding cavity that is used for the injection molding body between movable mould and the cover half, drawing of patterns piece and movable mould between be formed with the fashioned second of injection molding edge and hold the chamber, the movable mould on be provided with the subassembly of moulding plastics of connecting injection molding machine and first molding cavity.
In foretell polypropylene plastics supporter mould with high-efficient demoulding mechanism, the cover half include the lower mould and set up the shaping piece on the lower mould, the lower mould on offer the holding tank that is used for holding the shaping piece.
In the above polypropylene plastic shelf mold with the efficient demolding mechanism, the molding block comprises a base arranged in the accommodating groove and an insert arranged on the base and protruding towards one side of the movable mold, and the upper surface of the base is flush with the upper surface of the fixed mold.
In the above polypropylene plastic shelf mold with the efficient demolding mechanism, the inner surface of the demolding block is provided with the molding side block protruding in the radial direction, the inner surface of the molding side block is in contact with the side surface of the insert, and the second accommodating cavity is formed among the upper surface of the molding side block, the movable mold and the insert.
In the above polypropylene plastic shelf mold with the efficient demolding mechanism, the lower end of the demolding block is flush with the bottom end surface of the molding side block to form a pressing plane, and the pressing plane abuts against the upper surfaces of the base and the fixed mold.
In foretell polypropylene plastics supporter mould with high-efficient demoulding mechanism, the cover half on be provided with a plurality of and be used for taking off the guide structure of direction when the module reciprocated, every guide structure's one end is connected on the cover half, guide structure's the other end is connected on taking off the module.
In foretell polypropylene plastics supporter mould with high-efficient demoulding mechanism, guide structure's quantity is four and distributes in four extreme angle departments of cover half, every guide structure include vertical the guide post of establishing on being fixed in the cover half of inserting, the department of demoulding piece and the corresponding position of guide post offers and supplies guide post male direction through-hole.
In the above polypropylene plastic shelf mold with the efficient demolding mechanism, the injection molding assembly comprises an injection molding plate arranged in a movable mold, an injection molding runner transversely arranged in the injection molding plate, an injection molding port communicated with the inside of the injection molding runner is formed in the center of the movable mold, and a plurality of lower runners communicated with the inside of a first molding cavity are formed in the lower side of the injection molding runner.
In the polypropylene plastic shelf mold with the efficient demolding mechanism, the forming block is provided with the water cooling structure for cooling the injection molding part, and the inlet channel and the water outlet channel of the water cooling structure are arranged on the lower mold.
In foretell polypropylene plastics supporter mould with high-efficient demoulding mechanism, water-cooling structure including set up a plurality of cooling channel in the shaping piece, cooling channel set up along the direction of height of shaping piece is perpendicular, set up the water-collecting area who links to each other with inlet channel and exhalant canal on the bottom face of shaping piece, the opening of cooling channel lower extreme is located the water-collecting area.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses a be provided with the drawing of patterns piece that can carry out the up-and-down motion relative cover half between movable mould and the cover half, the border department of injection molding holds chamber injection moulding through the second that forms between demoulding piece and the movable mould, breaks away from out the injection molding from the cover half through removing demoulding piece after the injection molding shaping is accomplished, reaches the purpose of drawing of patterns, simple structure, and has promoted drawing of patterns efficiency.
2. The utility model discloses a be provided with guide structure on the cover half, the drawing of patterns piece passes through guide structure and cover half direction connection for the drawing of patterns piece reciprocates more stable smooth.
3. The utility model discloses set up the water-collecting area who links to each other with inlet channel and exhalant canal on the bottom face of shaping piece, can play the effect of buffering to the cooling water that gets into through setting up the water-collecting area, and then promote refrigerated effect.
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 schematic view of the connection structure of the middle mold release block and the fixed mold of the present invention.
Fig. 3 is a sectional view of the internal structure of the fixed mold in the present invention.
Figure 4 is a distribution diagram of cooling channels within a shaped block of the present invention.
In the figure, 1, a moving die; 2. fixing a mold; 3. demoulding; 4. a first molding cavity; 5. a second accommodating chamber; 6. an injection molding assembly; 7. a lower die; 8. forming a block; 9. accommodating grooves; 10. a base; 11. an insert; 12. molding a side block; 13. a guide structure; 14. a guide post; 15. a guide through hole; 16. injection molding a plate; 17. injection molding a runner; 18. an injection molding port; 19. a lower runner; 20. a water-cooling structure; 21. a cooling channel; 22. a water collection area; 23. an inlet channel; 24. and a water outlet channel.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 2, a polypropylene plastic shelf mold with a high-efficiency demolding mechanism comprises a movable mold 1 and a fixed mold 2, a demolding block 3 capable of moving up and down relative to the fixed mold 2 is arranged between the movable mold 1 and the fixed mold 2, when the movable mold 1 and the fixed mold 2 are covered, a first molding cavity 4 for molding an injection molding part body is formed between the movable mold 1 and the fixed mold 2, a second accommodating cavity 5 for molding the edge of the injection molding part is formed between the demolding block 3 and the movable mold 1, and an injection molding assembly 6 for connecting the injection molding machine and the first molding cavity 4 is arranged on the movable mold 1.
In this embodiment, be provided with the drawing of patterns piece 3 that can carry out up-and-down motion relative to cover half 2 between movable mould 1 and the cover half 2, drawing of patterns piece 3 has been driven through hydro-cylinder (not shown), hydro-cylinder (not shown) monolithic stationary sets up on movable mould 1, the work end of hydro-cylinder (not shown) is connected on drawing of patterns piece 3, work drive drawing of patterns piece 3 through hydro-cylinder (not shown) is upwards or the downstream, the border department of injection molding holds 5 injection moulding through the second that forms between drawing of patterns piece 3 and the movable mould 1, break away from the injection molding piece from cover half 2 through removing drawing of patterns piece 3 after the injection molding piece shaping is accomplished, reach the purpose of drawing of patterns, moreover, the steam generator is simple in structure, and the drawing of patterns efficiency has been promoted.
In this embodiment, the fixed mold 2 includes a lower mold 7 and a molding block 8 disposed on the lower mold 7, and the lower mold 7 is provided with a receiving groove 9 for receiving the molding block 8. The forming block 8 is integrally installed in the fixed die 2 through the accommodating groove 9, and the forming block 8 and the lower die 7 can be detachably connected through bolts.
In order to ensure that the molding block 8 and the base 10 are better positioned and assembled and reduce assembly errors, the molding block 8 comprises a base 10 arranged in the accommodating groove 9 and an insert 11 arranged on the base 10 and protruding towards one side of the movable die 1, and the upper surface of the base 10 is flush with the upper surface of the fixed die 2.
In the present embodiment, the inner surface of the ejector block 3 is provided with a radially projecting molding side block 12, the inner surface of the molding side block 12 is in contact with the side surface of the insert 11, and the second accommodating chamber is formed between the upper surface of the molding side block 12 and the movable die 1 and the insert 11.
The lower end of the demoulding block 3 is flush with the bottom end surface of the forming side block 12 to form a pressing plane, and when the demoulding block 3 downwards extrudes the fixed die 2, the pressing plane is abutted against the upper surfaces of the base 10 and the fixed die 2 to keep the stability of connection between the base 10 and the fixed die 2.
In this embodiment, the fixed mold 2 is provided with a plurality of guide structures 13 for guiding the stripping module 3 when moving up and down, one end of each guide structure 13 is connected to the fixed mold 2, and the other end of each guide structure 13 is connected to the stripping module 3. Preferably, the number of the guide structures 13 is four and is distributed at four corners of the fixed mold 2, each guide structure 13 includes a guide post 14 vertically inserted and fixed on the fixed mold 2, a guide through hole 15 for inserting the guide post 14 is formed at a position corresponding to the guide post 14 of the demolding block 3, and the demolding block 3 is in guide connection with the fixed mold 2 through the guide structures 13, so that the demolding block 3 moves up and down more stably and smoothly.
The injection molding assembly 6 comprises an injection molding plate 16 arranged in the movable mold 1, an injection molding runner 17 transversely arranged in the injection molding plate 16, an injection molding opening 18 communicated with the inside of the injection molding runner 17 is formed in the center of the movable mold 1, and a plurality of lower runners 19 communicated with the inside of the first molding cavity 4 are formed in the lower side of the injection molding runner 17. The injection molding plate 16 realizes the introduction of injection molding materials through the injection molding port 18, the injection molding materials enter the first molding cavity 4 from the lower runner 19 after passing through the injection molding runner 17, and the plurality of lower runners 19 are arranged to keep quick feeding, so that the molding efficiency of injection molding parts is improved.
In order to accelerate the molding efficiency of the injection molding part, the molding block 8 is distributed with a water cooling structure 20 for cooling the injection molding part, an inlet channel 23 and a water outlet channel 24 of the water cooling structure 20 are arranged on the lower die 7, in this embodiment, the water cooling structure 20 comprises a plurality of cooling channels 21 arranged in the molding block 8, the cooling channels 21 are arranged in parallel with each other along the axial lead of the molding block 8, a water collecting area 22 connected with the inlet channel 23 and the water outlet channel 24 is arranged on the bottom end face of the molding block 8, and an opening at the lower end of the cooling channel 21 is positioned in the water collecting area 22.
The technical effects of the utility model are that: be provided with the drawing of patterns piece 3 that can carry out up-and-down motion relative cover half 2 between movable mould 1 and the cover half 2, demoulding piece 3 has driven through hydro-cylinder (not shown), hydro-cylinder (not shown) monolithic stationary sets up on cover half 2, the work end of hydro-cylinder (not shown) is connected on demoulding piece 3, work drive demoulding piece 3 through hydro-cylinder (not shown) makes progress or downstream, the border department of injection molding holds 5 injection moulding in chamber through the second that forms between demoulding piece 3 and the movable mould 1, break away from injection molding piece from cover half 2 through removing demoulding piece 3 after injection molding completion, reach the purpose of drawing of patterns, moreover, the steam generator is simple in structure, and the drawing of patterns efficiency has been promoted.
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 moving mold 1, fixed mold 2, demolding block 3, first molding cavity 4, second receiving cavity 5, injection molding assembly 6, lower mold 7, molding block 8, receiving groove 9, base 10, insert 11, molding side block 12, guide structure 13, guide post 14, guide through hole 15, injection molding plate 16, injection molding runner 17, injection molding opening 18, lower runner 19, water cooling structure 20, cooling channel 21, water collecting area 22, inlet channel 23, water outlet channel 24, etc. are used more often 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 (10)
1. The utility model provides a polypropylene plastics supporter mould with high-efficient demoulding mechanism, includes movable mould (1) and cover half (2), its characterized in that, movable mould (1) and cover half (2) between be provided with the demoulding piece (3) that can carry out the up-and-down motion relative cover half (2), movable mould (1) and cover half (2) when covering, be formed with between movable mould (1) and the cover half (2) and be used for the fashioned first molding chamber (4) of injection molding body, demoulding piece (3) and movable mould (1) between be formed with and be used for the fashioned second of injection molding edge to hold chamber (5), movable mould (1) on be provided with injection moulding component (6) of connecting injection molding machine and first molding chamber (4).
2. The polypropylene plastic commodity shelf mold with the efficient demolding mechanism as claimed in claim 1, wherein the fixed mold (2) comprises a lower mold (7) and a molding block (8) arranged on the lower mold (7), and a containing groove (9) for containing the molding block (8) is formed in the lower mold (7).
3. The polypropylene plastic commodity shelf mold with the efficient demolding mechanism is characterized in that the molding block (8) comprises a base (10) arranged in the accommodating groove (9) and an insert (11) which is arranged on the base (10) and protrudes towards one side of the movable mold (1), wherein the upper surface of the base (10) is flush with the upper surface of the fixed mold (2).
4. The polypropylene plastic shelf die with the efficient demolding mechanism as claimed in claim 3, wherein the demolding block (3) is provided with a radially protruding molding side block (12) on the inner surface, the inner surface of the molding side block (12) is in contact with the side surface of the insert (11), and the second accommodating cavity is formed between the upper surface of the molding side block (12) and the movable die (1) and the insert (11).
5. The polypropylene plastic commodity shelf mold with the efficient demolding mechanism is characterized in that the lower end of the demolding block (3) is flush with the bottom end surface of the molding side block (12) to form a pressing plane, and the pressing plane abuts against the upper surfaces of the base (10) and the fixed mold (2).
6. The polypropylene plastic commodity shelf mould with the efficient demoulding mechanism is characterized in that the fixed mould (2) is provided with a plurality of guide structures (13) for guiding the demoulding block (3) during moving up and down, one end of each guide structure (13) is connected to the fixed mould (2), and the other end of each guide structure (13) is connected to the demoulding block (3).
7. The polypropylene plastic commodity shelf mold with the efficient demolding mechanism is characterized in that the number of the guide structures (13) is four, the guide structures (13) are distributed at four corners of the fixed mold (2), each guide structure (13) comprises a guide column (14) vertically inserted and fixed on the fixed mold (2), and a guide through hole (15) for the guide column (14) to be inserted is formed in the position, corresponding to the guide column (14), of the demolding block (3).
8. The polypropylene plastic commodity shelf mold with the efficient demolding mechanism as claimed in claim 1, wherein the injection molding assembly (6) comprises an injection molding plate (16) arranged in the movable mold (1), the injection molding plate (16) is internally provided with a transversely arranged injection molding runner (17), the center of the movable mold (1) is provided with an injection molding port (18) communicated with the inside of the injection molding runner (17), and the lower side of the injection molding runner (17) is provided with a plurality of lower runners (19) communicated with the inside of the first molding cavity (4).
9. The polypropylene plastic shelf mold with the efficient demolding mechanism as claimed in claim 2, wherein the molding block (8) is distributed with a water cooling structure (20) for cooling the injection molding, and an inlet channel (23) and an outlet channel (24) of the water cooling structure (20) are arranged on the lower mold (7).
10. The polypropylene plastic shelf mold with the efficient demolding mechanism as claimed in claim 9, wherein the water cooling structure (20) comprises a plurality of cooling channels (21) arranged in the molding block (8), the cooling channels (21) are arranged in parallel with each other along the axial line of the molding block (8), a water collecting area (22) connected with the inlet channel (23) and the water outlet channel (24) is formed on the bottom end face of the molding block (8), and an opening at the lower end of the cooling channel (21) is located in the water collecting area (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022526462.0U CN213891025U (en) | 2020-11-04 | 2020-11-04 | Polypropylene plastics supporter mould with high-efficient demoulding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022526462.0U CN213891025U (en) | 2020-11-04 | 2020-11-04 | Polypropylene plastics supporter mould with high-efficient demoulding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213891025U true CN213891025U (en) | 2021-08-06 |
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ID=77117117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022526462.0U Active CN213891025U (en) | 2020-11-04 | 2020-11-04 | Polypropylene plastics supporter mould with high-efficient demoulding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213891025U (en) |
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2020
- 2020-11-04 CN CN202022526462.0U patent/CN213891025U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Polypropylene plastic shelf mold with efficient demolding mechanism Granted publication date: 20210806 Pledgee: Zhejiang Taizhou Huangyan Rural Commercial Bank Co.,Ltd. Pledgor: Taizhou Senli Plastic Co.,Ltd. Registration number: Y2024330000243 |