CN211307217U - One-time molding cold runner injection mold - Google Patents
One-time molding cold runner injection mold Download PDFInfo
- Publication number
- CN211307217U CN211307217U CN201922037082.8U CN201922037082U CN211307217U CN 211307217 U CN211307217 U CN 211307217U CN 201922037082 U CN201922037082 U CN 201922037082U CN 211307217 U CN211307217 U CN 211307217U
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- China
- Prior art keywords
- injection mold
- cold runner
- wall
- runner injection
- die
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002347 injection Methods 0.000 title claims abstract description 29
- 239000007924 injection Substances 0.000 title claims abstract description 29
- 238000000465 moulding Methods 0.000 title abstract description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 12
- 238000001746 injection moulding Methods 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 abstract description 12
- 239000004033 plastic Substances 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 description 4
- 239000000110 cooling liquid Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a one shot forming's cold runner injection mold, including the bed die, the top of bed die is equipped with the mould, the mouth of moulding plastics has been seted up at the top of going up the mould, it forms the die cavity to go up between mould and the bed die, the inside of bed die is equipped with drawing of patterns subassembly. This one-time fashioned cold runner injection mold, simple structure, the operation is effectual, and specific beneficial effect is as follows: through the cavity, prop up and erect the cooperation between the groove, and can be quick cool down to the cavity inside, guarantee work piece rapid prototyping, whole operating efficiency reduction in production cost has been improved greatly, this one shot forming's cold runner injection mold passes through the stock, cooperation between roof and the ring, make this one shot forming's cold runner injection mold drawing of patterns of being convenient for more, when reducing the operation personnel's degree of difficulty, improve the operating efficiency, this one shot forming's cold runner injection mold whole operation is effectual, therefore, the clothes hanger is strong in practicability.
Description
Technical Field
The utility model relates to an injection mold technical field specifically is a once only fashioned cold runner injection mold.
Background
In recent years, with the development of science and technology, plastic products are seen everywhere, which brings great convenience to the life of people, and most of the current plastic products require smooth appearance, uniform color and good texture, but for some plastic products with special structures, especially some plastic products with anti-theft function, the plastic products have good appearance quality and also ensure to realize the expected functions.
In the prior art, the plastic products are generally manufactured by combining an injection mold and a cutting device or a heat flow inverted mold with a high price, so that the manufacturing cost of the plastic products is often higher, the injection molding raw materials are not easy to cool, the injection molding period is longer, the workpiece demoulding process is difficult, and a lot of inconvenience is brought to operators.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a one-time forming's cold runner injection mold to it generally needs to make through injection mold and cutting equipment combination to put forward prior art in solving above-mentioned background art, perhaps is the comparatively expensive thermal current flip-chip mold of price, and the cost of manufacture that leads to these plastic products is often high, and because the raw materials of moulding plastics is difficult for cooling off, consequently moulds plastics the longer problem of cycle.
In order to achieve the above object, the utility model provides a following technical scheme: a cold runner injection mold for one-time molding comprises a lower mold, wherein an upper mold is arranged above the lower mold, the lower part of the outer wall of the upper mold is in clearance fit with the lower mold through a groove, a cavity is formed above the inner part of the lower mold, an injection molding opening is formed in the top of the upper mold, a cavity is formed between the upper mold and the lower mold, and a demolding assembly is arranged inside the lower mold;
the demolding assembly comprises a top plate, a first through hole, a long rod and a circular ring;
the outer wall below of roof is through first through-hole and bed die clearance fit, the roof bottom is in the same place with the top fixed connection of stock, the outer wall of stock and the inner wall clearance fit of first through-hole, the bottom of stock is in the same place with the top fixed connection of ring.
Preferably, the bottom of the top plate is tapered.
Preferably, the inner diameter of the bottom of the injection molding opening is 2-3 mm.
Preferably, a positioning mechanism is arranged above the lower die;
the positioning mechanism comprises a support rod, a vertical groove and a gasket;
the top of branch is in the same place with the bottom fixed connection of last mould, the upper clearance fit of outer wall below through erecting groove and bed die of branch, the inner wall of gasket and the outer wall below interference fit of last mould, and the top and the bottom of gasket respectively with last mould and bed die counterbalance tightly.
Preferably, the thickness of the gasket is 1 to 2 mm.
Preferably, the left side and the right side of the interior of the lower die are both provided with a fixing mechanism;
the fixing mechanism comprises a second through hole, a threaded cylinder, a threaded rod, a third through hole and a handle;
the inner wall of a screw thread section of thick bamboo passes through second through-hole and last mould clearance fit, the inner wall of a screw thread section of thick bamboo and the outer wall clearance fit of threaded rod, a screw thread section of thick bamboo passes through third through-hole and bed die clearance fit, the bottom of threaded rod is in the same place with the top fixed connection of handle, the top of handle offsets tightly with the inner wall below of third through-hole.
Compared with the prior art, the beneficial effects of the utility model are that: this one-time fashioned cold runner injection mold, simple structure, the operation is effectual, and specific beneficial effect is as follows:
through the cooperation between cavity, branch and the perpendicular groove for the location of going up mould and bed die is more convenient, and can be quick cool down to cavity inside, guarantees the quick shaping of work piece, has improved holistic operating efficiency greatly.
The cold runner injection mold for one-time molding realizes single molding without multiple processing, thereby reducing the operation difficulty of operators and reducing the production cost.
This one shot forming's cold runner injection mold passes through the cooperation between stock, roof and the ring for this one shot forming's cold runner injection mold is convenient for the drawing of patterns more, when reducing the operation personnel operation degree of difficulty, improves the operating efficiency, and this one shot forming's cold runner injection mold is whole to be operated effectually, and the practicality is strong, is suitable for using widely.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the connection structure of the threaded cylinder, the support rod and the threaded rod in FIG. 2;
fig. 4 is a schematic view showing a connection structure of the lower mold, the upper mold and the long rod in fig. 2.
In the figure: 1. fixing mechanism, 101, second through-hole, 102, a screw thread section of thick bamboo, 103, threaded rod, 104, third through-hole, 105, handle, 2, drawing of patterns subassembly, 201, roof, 202, first through-hole, 203, stock, 204, ring, 3, positioning mechanism, 301, branch, 302, perpendicular groove, 303, gasket, 4, bed die, 5, top die, 6, the mouth of moulding plastics, 7, cavity, 8, die cavity, 9, recess.
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.
Referring to fig. 1-4, the present invention provides a technical solution: a cold runner injection mold for one-time molding comprises a lower mold 4, an upper mold 5 is arranged above the lower mold 4, the lower part of the outer wall of the upper mold 5 is in clearance fit with the lower mold 4 through a groove 9, a cavity 7 is arranged above the inner part of the lower mold 4, the inner part of the cavity 7 is used for placing cooling liquid, an injection port 6 is arranged at the top part of the upper mold 5, a cavity 8 is formed between the upper mold 5 and the lower mold 4, the size and the shape of the cavity 8 are determined according to an object to be processed, a demolding component 2 is arranged inside the lower mold 4, the demolding component 2 comprises a top plate 201, a first through hole 202, a long rod 203 and a circular ring 204, the lower part of the outer wall of the top plate 201 is in clearance fit with the lower mold 4 through the first through hole 202, the bottom of the top plate 201 is fixedly connected with the top part of the long rod 203, the outer wall of the long rod 203 is in clearance fit with the inner, the bottom of the long rod 203 is fixedly connected with the top of the circular ring 204, the bottom of the top plate 201 is conical, and the inner diameter of the bottom of the injection molding opening 6 is 2-3 mm.
The inside left and right sides of bed die 4 all is equipped with fixed establishment 1, fixed establishment 1 includes second through-hole 101, a thread section of thick bamboo 102, threaded rod 103, third through-hole 104 and handle 105, the inner wall of a thread section of thick bamboo 102 passes through second through-hole 101 and last mould 5 clearance fit, a thread section of thick bamboo 102 and threaded rod 103 cooperation, play fixed effect to last mould 5 and bed die 4, and guarantee the sealed of die cavity 8, the inner wall of a thread section of thick bamboo 102 and the outer wall clearance fit of threaded rod 103, a thread section of thick bamboo 102 passes through third through- hole 104 and 4 clearance fit of bed die, the bottom of threaded rod 103 is in the same place with the top fixed connection of handle 105, handle 105 person of facilitating the use rotates threaded rod 103, the top of handle 105 offsets tightly with the inner wall below of third through-.
When the one-time molding cold runner injection mold is used, firstly, the handle 105 is rotated, the handle 105 drives the threaded rod 103 to rotate, so that the threaded rod 103 moves downwards on the inner wall of the threaded cylinder 102 until the threaded rod 103 is separated from the threaded cylinder 102, then the upper mold 5 is taken off from the top of the lower mold 4, then sufficient cooling liquid is injected into the cavity 7, then the support rod 301 at the bottom of the upper mold 5 is inserted into the vertical groove 302 to realize the positioning between the upper mold 5 and the lower mold 4, the threaded rod 103 is in threaded connection with the threaded cylinder 102, then the handle 105 is rotated, so that the threaded rod 103 moves upwards along the inner wall of the threaded cylinder 102, thereby the fixing effect is realized on the upper mold 5 and the lower mold 4, at the moment, the gasket 303 ensures the sealing of the cavity 8, at the moment, injection molding raw materials are injected into the cavity 8 through the injection port 6, and then under the action of the cooling liquid, the temperature of the injection molding raw material in the cavity 8 is rapidly reduced to realize molding, and finally the upper mold 5 and the lower mold 4 are separated, the long rod 204 is pushed, and the molded workpiece is ejected out through the top plate 201.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a one shot forming's cold runner injection mold, includes bed die (4), its characterized in that: an upper die (5) is arranged above the lower die (4), the lower part of the outer wall of the upper die (5) is in clearance fit with the lower die (4) through a groove (9), a cavity (7) is formed above the inner part of the lower die (4), an injection port (6) is formed in the top of the upper die (5), a cavity (8) is formed between the upper die (5) and the lower die (4), and a demoulding assembly (2) is arranged inside the lower die (4);
the demolding assembly (2) comprises a top plate (201), a first through hole (202), a long rod (203) and a circular ring (204);
the outer wall below of roof (201) is through first through-hole (202) and bed die (4) clearance fit, roof (201) bottom is in the same place with the top fixed connection of stock (203), the outer wall of stock (203) and the inner wall clearance fit of first through-hole (202), the bottom of stock (203) is in the same place with the top fixed connection of ring (204).
2. The cold runner injection mold for one shot forming of claim 1, wherein: the bottom of the top plate (201) is conical.
3. The cold runner injection mold for one shot forming of claim 1, wherein: the inner diameter of the bottom of the injection molding opening (6) is 2-3 mm.
4. The cold runner injection mold for one shot forming of claim 1, wherein: a positioning mechanism (3) is arranged above the lower die (4);
the positioning mechanism (3) comprises a support rod (301), a vertical groove (302) and a gasket (303);
the top of branch (301) is in the same place with the bottom fixed connection of last mould (5), the upper clearance fit of outer wall below through erecting groove (302) and bed die (4) of branch (301), the inner wall of gasket (303) and the outer wall below interference fit of last mould (5), and the top and the bottom of gasket (303) respectively with last mould (5) and bed die (4) counterbalance tightly.
5. The cold runner injection mold for one shot forming of claim 4, wherein: the thickness of the gasket (303) is 1-2 mm.
6. The cold runner injection mold for one shot forming of claim 1, wherein: the left side and the right side of the interior of the lower die (4) are respectively provided with a fixing mechanism (1);
the fixing mechanism (1) comprises a second through hole (101), a threaded cylinder (102), a threaded rod (103), a third through hole (104) and a handle (105);
the inner wall of a screw thread section of thick bamboo (102) passes through second through-hole (101) and goes up mould (5) clearance fit, the inner wall of a screw thread section of thick bamboo (102) and the outer wall clearance fit of threaded rod (103), a screw thread section of thick bamboo (102) pass through third through-hole (104) and bed die (4) clearance fit, the bottom of threaded rod (103) is in the same place with the top fixed connection of handle (105), the top of handle (105) offsets tightly with the inner wall below of third through-hole (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922037082.8U CN211307217U (en) | 2019-11-22 | 2019-11-22 | One-time molding cold runner injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922037082.8U CN211307217U (en) | 2019-11-22 | 2019-11-22 | One-time molding cold runner injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211307217U true CN211307217U (en) | 2020-08-21 |
Family
ID=72055710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922037082.8U Expired - Fee Related CN211307217U (en) | 2019-11-22 | 2019-11-22 | One-time molding cold runner injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211307217U (en) |
-
2019
- 2019-11-22 CN CN201922037082.8U patent/CN211307217U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |