CN213704380U - Plastic mould production is with structure that can go into to glue obliquely - Google Patents
Plastic mould production is with structure that can go into to glue obliquely Download PDFInfo
- Publication number
- CN213704380U CN213704380U CN202021724514.9U CN202021724514U CN213704380U CN 213704380 U CN213704380 U CN 213704380U CN 202021724514 U CN202021724514 U CN 202021724514U CN 213704380 U CN213704380 U CN 213704380U
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- Prior art keywords
- ejector rod
- close
- flow channel
- oblique flow
- mould
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- 239000004033 plastic Substances 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000003292 glue Substances 0.000 title claims abstract description 19
- 238000005520 cutting process Methods 0.000 claims abstract description 15
- 238000004321 preservation Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 4
- 238000004026 adhesive bonding Methods 0.000 abstract 1
- 239000002994 raw material Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 208000032544 Cicatrix Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000037387 scars Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a plastic mould production is with structure that can slant advance glue, including last mould and bed die, it has seted up feedstock channel to go up mould top central point and put, feedstock channel reposition of redundant personnel is provided with first diagonal flow passageway and second diagonal flow passageway, the first ejector pin of the arbitrary one side fixedly connected with in bottom in the bed die, first fixed one side fixedly connected with second ejector pin is kept away from to the bottom in the bed die, it has seted up first cushion chamber and has link up with first diagonal flow passageway to go up the position that the mould bottom is close to first ejector pin, it has seted up the second cushion chamber and has link up with second diagonal flow passageway to go up the position that the mould bottom is close to the second ejector pin. In the utility model, the buffer cavities are designed on the upper and lower dies, so that the problems of large pressure at the sprue position and great damage to the dies are solved; still design has formula of hiding runner and cutting device, and the runner can separate with gluing the piece by oneself, and to two board moulds, three board moulds can all adopt, great promotion production efficiency.
Description
Technical Field
The utility model relates to a plastic mould production field especially relates to a plastic mould production is with structure that can slant advance gluey.
Background
Various tools and products used in daily production and life are large as a base and a machine body shell of a machine tool and small as a shell of a head screw, a button and various household appliances, and have no close relation with a die. The shape of the mold determines the shape of the products, and the processing quality and precision of the mold determine the quality of the products. Because of the difference of material, appearance, specification and use of various products, the mould is divided into non-plastic moulds such as casting mould, forging mould, die-casting mould, stamping mould and the like, and a plastic mould, the plastic mould is a short name of a combined mould for compression moulding, extrusion moulding, injection, blow moulding and low foaming moulding, and a series of plastic parts with different shapes and sizes can be processed by the coordination change of a mould convex mould, a mould concave mould and an auxiliary forming system.
The existing plastic mold glue feeding mode has large pressure near a sprue during glue feeding, and great damage to the mold; and the gate needs to be cut manually after the glue is fed, obvious gate scars are left on the surface, and the single production is generally realized.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a plastic mold production structure capable of obliquely feeding glue.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a structure capable of obliquely feeding glue for plastic mold production comprises an upper mold and a lower mold, wherein a feeding channel is formed in the center of the top of the upper mold, and is provided with a first oblique flow channel and a second oblique flow channel in a shunting manner;
any side of the bottom in the lower die is fixedly connected with a first ejector rod, and one side of the bottom in the lower die, which is far away from the first fixed side, is fixedly connected with a second ejector rod;
a first buffer cavity is formed in the position, close to the first ejector rod, of the bottom of the upper die and is communicated with the first oblique flow channel, and a second buffer cavity is formed in the position, close to the second ejector rod, of the bottom of the upper die and is communicated with the second oblique flow channel;
two submarine gates are arranged at the top in the lower die, and the bottom of the first buffer cavity is communicated with the side edge of the first ejector rod and the bottom of the second buffer cavity is communicated with the side edge of the second ejector rod respectively;
the lower die is provided with an automatic cutting device.
As a further description of the above technical solution:
the automatic cutting device comprises two cutting edges, and the two cutting edges are both positioned at the position, close to the latent pouring gate, of the top in the lower die.
As a further description of the above technical solution:
the first oblique flow channel and the second oblique flow channel are both provided with heat preservation devices, and the heat preservation devices are fixedly connected with the inner portion of the upper die.
As a further description of the above technical solution:
and a second control valve is connected to a position pipe of the first oblique flow channel, which is close to the first buffer cavity, and a first control valve is connected to a position pipe of the second oblique flow channel, which is close to the second buffer cavity.
As a further description of the above technical solution:
the first ejector rod and the second ejector rod push end sealing ring are in close contact with the lower die.
As a further description of the above technical solution:
and a plurality of fixing holes are formed in the bottom of the upper die.
The utility model discloses following beneficial effect has:
1. the utility model provides a plastic mould production is with structure that can obliquely advance to glue compares with traditional structure, and this structure has the cushion chamber through the design on last bed die, and it is big to have solved runner position pressure, harms great problem to the mould.
2. This plastic mould production is with structure and the design that can the slant advance gluey all has great innovation and improvement, through design formula runner and cutting device of hiding, the runner can with glue a separation by oneself, to two board moulds, three board moulds all can adopt, great promotion production efficiency.
Drawings
Fig. 1 is the utility model provides a plastic mould production is with structure elevation view that can go into gluey obliquely.
Fig. 2 is an enlarged view of fig. 1 at a.
Fig. 3 is a top view of the structure that the plastic mold can obliquely enter the glue for production.
Illustration of the drawings:
1. a lower die; 2. a first ejector rod; 3. a first buffer chamber; 4. a second buffer chamber; 5. a second ejector rod; 7. a first control valve; 8. a heat preservation device; 9. a feed channel; 10. a first diagonal flow channel; 11. a second control valve; 12. an upper die; 14. a fixing hole; 15. cutting off the knife edge; 16. a submarine gate; 17. A second diagonal flow passage.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a structure capable of obliquely feeding glue for plastic mold production comprises an upper mold 12 and a lower mold 1, wherein a feeding channel 9 is formed in the center of the top of the upper mold 12, the feeding channel 9 is provided with a first oblique flow channel 10 and a second oblique flow channel 17 in a shunting manner, and raw materials enter a buffer cavity from the first oblique flow channel 10 and the second oblique flow channel 17 respectively;
a first ejector rod 2 is fixedly connected to any side of the bottom in the lower die 1, a second ejector rod 5 is fixedly connected to one side, far away from the first ejector rod 2, of the bottom in the lower die 1, and after the plastic die is completed, the waste in the buffer cavity is ejected so as to facilitate the next use of the die;
the bottom of the upper die 12 is provided with a first buffer cavity 3 close to the first ejector rod 2 and communicated with the first oblique flow channel 10, the bottom of the upper die 12 is provided with a second buffer cavity 4 close to the second ejector rod 5 and communicated with the second oblique flow channel 17, and the problems of high pressure at a sprue position and great damage to the die are solved by designing the first buffer cavity 3 and the second buffer cavity 4;
the top in the lower die 1 is provided with two submarine gates 16, the bottom of the first buffer cavity 3 is communicated close to the side edge of the first ejector rod 2, the bottom of the second buffer cavity 4 is communicated close to the side edge of the second ejector rod 5, the positions of the submarine gates 16 are flexibly selected, and gate marks are small;
the lower die 1 is provided with an automatic cutting device, and the pouring gate can be automatically separated from the rubber part.
The automatic cutting device comprises two cutting edges 15, the two cutting edges 15 are both positioned at the position, close to a submarine gate 16, of the inner top of the lower die 1, the gate mark is small, and the gate can be separated from a rubber part automatically. First oblique flow passageway 10 all is provided with heat preservation device 8 with second oblique flow passageway 17, and heat preservation device 8 and the inside fixed connection of last mould 12 are provided with heat preservation device 8 and prevent that the raw materials cooling from solidifying, influence work efficiency. The position of the first oblique flow channel 10 close to the first buffer cavity 3 is connected with a second control valve 11 through a pipe, the position of the second oblique flow channel 17 close to the second buffer cavity 4 is connected with a first control valve 7 through a pipe, and the first oblique flow channel 10 and the second oblique flow channel 17 are controlled to output raw materials by controlling the first control valve 7 and the second control valve 11. The first ejector rod 2 and the second ejector rod 5 push the end sealing ring and are in close contact with the lower die 1, so that raw materials are prevented from leaking through the ejector rods. A plurality of fixing holes 14 are formed in the bottom of the upper mold 12, and a plurality of fixing holes 14 are designed to fix the upper mold 12 and the lower mold 1.
The working principle is as follows: the utility model provides a plastic mould production is with structure that can the slant advance glue compares with traditional structure and has great improvement innovation, reposition of redundant personnel from feedstock channel 9 when the raw materials, the raw materials enters into the cushion chamber by first oblique flow passageway 10 and second oblique flow passageway 17 respectively, the formula runner 16 of hiding of 3 bottoms in rethread first cushion chamber enters into the mould room and moulds, the design has first cushion chamber 3 and second cushion chamber 4, it is big to have solved runner position pressure, harm great problem to the mould, and the design has formula runner 16 of hiding, the runner vestige is little, the runner can separate by oneself with the plastic part, the production efficiency is promoted, be worth wideling popularize.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a plastic mould production is with structure that can obliquely advance to glue, includes mould (12) and bed die (1), its characterized in that: a feeding channel (9) is formed in the center of the top of the upper die (12), and a first oblique flow channel (10) and a second oblique flow channel (17) are arranged in the feeding channel (9) in a shunting manner;
a first ejector rod (2) is fixedly connected to any side of the inner bottom of the lower die (1), and a second ejector rod (5) is fixedly connected to one side, far away from the first ejector rod (2), of the inner bottom of the lower die (1);
a first buffer cavity (3) is formed in the position, close to the first ejector rod (2), of the bottom of the upper die (12) and communicated with the first oblique flow channel (10), and a second buffer cavity (4) is formed in the position, close to the second ejector rod (5), of the bottom of the upper die (12) and communicated with the second oblique flow channel (17);
the top in the lower die (1) is provided with two submarine gates (16), and the bottom of the first buffer cavity (3) is communicated with the side close to the first ejector rod (2) and the bottom of the second buffer cavity (4) is communicated with the side close to the second ejector rod (5) respectively;
the lower die (1) is provided with an automatic cutting device.
2. The structure capable of obliquely feeding glue for plastic mold production according to claim 1, characterized in that: the automatic cutting device comprises two cutting edges (15), and the two cutting edges (15) are both positioned at the position, close to the submarine gate (16), of the top in the lower die (1).
3. The structure capable of obliquely feeding glue for plastic mold production according to claim 1, characterized in that: the first oblique flow channel (10) and the second oblique flow channel (17) are both provided with a heat preservation device (8), and the heat preservation device (8) is fixedly connected with the inner part of the upper die (12).
4. The structure capable of obliquely feeding glue for plastic mold production according to claim 1, characterized in that: the position of the first oblique flow channel (10) close to the first buffer cavity (3) is connected with a second control valve (11) through a pipe, and the position of the second oblique flow channel (17) close to the second buffer cavity (4) is connected with a first control valve (7) through a pipe.
5. The structure capable of obliquely feeding glue for plastic mold production according to claim 1, characterized in that: the first ejector rod (2) and the second ejector rod (5) push the end sealing ring and are in close contact with the lower die (1).
6. The structure capable of obliquely feeding glue for plastic mold production according to claim 1, characterized in that: the bottom of the upper die (12) is provided with a plurality of fixing holes (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021724514.9U CN213704380U (en) | 2020-08-18 | 2020-08-18 | Plastic mould production is with structure that can go into to glue obliquely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021724514.9U CN213704380U (en) | 2020-08-18 | 2020-08-18 | Plastic mould production is with structure that can go into to glue obliquely |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213704380U true CN213704380U (en) | 2021-07-16 |
Family
ID=76792726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021724514.9U Active CN213704380U (en) | 2020-08-18 | 2020-08-18 | Plastic mould production is with structure that can go into to glue obliquely |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213704380U (en) |
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2020
- 2020-08-18 CN CN202021724514.9U patent/CN213704380U/en active Active
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