CN220995308U - Toy injection molding machine convenient to clearance discharge gate - Google Patents
Toy injection molding machine convenient to clearance discharge gate Download PDFInfo
- Publication number
- CN220995308U CN220995308U CN202322533413.3U CN202322533413U CN220995308U CN 220995308 U CN220995308 U CN 220995308U CN 202322533413 U CN202322533413 U CN 202322533413U CN 220995308 U CN220995308 U CN 220995308U
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- CN
- China
- Prior art keywords
- injection molding
- molding machine
- sprue bush
- cleaning
- machine convenient
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a toy injection molding machine convenient for cleaning a discharge hole, which relates to the technical field of injection molds and comprises an upper template and a disassembly and assembly component, wherein a sprue bush body is embedded in the middle of the upper template. The utility model provides a toy injection molding machine convenient for cleaning a discharge hole, when the toy injection molding machine is used, an inner hexagonal wrench is inserted into an inner hexagonal counter bore formed in the top end of a connecting pipe and screwed, so that the connecting pipe is assembled by matching an outer screw thread with an inner screw thread of a perforated inner wall in the middle of a sprue bush body, the sprue bush body and the connecting pipe are assembled in a split mode, the connecting pipe can be quickly disassembled and assembled for cleaning on the premise of not disassembling the sprue bush body, the operation is convenient, in addition, the bottom end of a pouring hole formed in the middle of the inner hexagonal counter bore is communicated with a back taper runner, the inner diameter of the back taper runner is gradually increased from top to bottom due to the arrangement, the cooling speed is improved, the cold junction of the pouring hole is facilitated, backflow caused by excessive plastic is prevented, and the blocking condition is reduced.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a toy injection molding machine convenient for cleaning a discharge hole.
Background
The injection mold is a tool for producing plastic products, injection molding is a processing method used for mass production of parts with complex shapes, and specifically refers to a method for injecting heated and melted plastic into a mold cavity of the injection mold from a sprue bush by an injection molding machine, cooling and solidifying the plastic to obtain a formed product, wherein the sprue bush is called a sprue bush, a pouring nozzle and a pouring gate, and molten plastic material is injected into a runner component part in the mold from a nozzle of the injection molding machine and is used for connecting the forming mold and a metal fitting of the injection molding machine.
The traditional sprue bush has some disadvantages, firstly, the sprue bush main body is welded with the communicating pipe, when the pouring hole is blocked, the inside is inconvenient to clean, the sprue bush can only be used for a specific die, the application range is limited, secondly, the sprue bush is connected with the die by using a common screw, the screw cap can be exposed on the surface of the die, the surface of the die is uneven, in addition, the cross section area of the runner is too large, and the plastic is easy to flow backwards after being injected into the die.
Accordingly, in view of the above, the present invention provides a toy injection molding machine which is convenient for cleaning the discharge port.
Disclosure of utility model
The utility model aims to provide a toy injection molding machine convenient for cleaning a discharge hole, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a toy injection molding machine convenient to clearance discharge gate, includes template and dismouting subassembly, it has the runner cover body to go up the embedding of template middle part, the runner cover body middle part is located to the dismouting subassembly, the dismouting subassembly includes connecting pipe, outer thread, interior hexagonal counter bore, pouring hole and back taper runner, the connecting pipe outside is equipped with outer thread, and the connecting pipe top is equipped with interior hexagonal counter bore, interior hexagonal counter bore middle part is equipped with the pouring hole, and pouring hole bottom intercommunication has the back taper runner.
As the preferable technical scheme, the middle part of the sprue bush body is provided with a perforation in a penetrating way, and the plane of the perforation opening is flush with the upper plane of the upper template.
As the preferable technical scheme, the inner wall of the perforation is provided with an internal thread, and the internal thread is matched with the external thread.
As the preferable technical scheme, the two sides of the sprue bush body are provided with inwards concave side counter bores, and the bottom end in the side counter bores is provided with mounting holes.
As the preferable technical scheme, the inside of the mounting hole is inserted with a bolt, and the upper plane of the bolt is lower than the opening plane of the side counter bore.
As the preferable technical scheme, the bottom of the upper template is fixedly connected with an upper die, and the bottom of the upper die is correspondingly provided with a lower die.
As the preferable technical scheme, the bottom of the lower die is fixed with the heat insulation plate, the middle part of the heat insulation plate is movably provided with an ejector plate, and the bottom of the heat insulation plate is fixed with the base.
Compared with the prior art, the utility model has the following beneficial effects:
1. When the pouring head is used, the inner hexagonal wrench is inserted into the inner hexagonal counter bore formed in the top end of the connecting pipe and screwed, so that the connecting pipe is assembled by matching the outer screw threads with the inner screw threads of the inner wall of the middle perforation of the pouring head sleeve body, the pouring head sleeve body and the connecting pipe are assembled in a split mode, the connecting pipe can be quickly disassembled and assembled to clean on the premise of not disassembling the pouring head sleeve body, the operation is convenient, in addition, the bottom end of the pouring hole formed in the middle of the inner hexagonal counter bore is communicated with a back taper runner, the inner diameter of the back taper runner is gradually increased from top to bottom, the cooling speed is improved, the cold junction of the pouring hole is facilitated, backflow caused by excessive plastic can be prevented, and the blocking condition is reduced;
2. When the sprue bush is used, the sprue bush body is embedded in the middle of the upper template, the side counter bores which are concave inwards are formed in the two sides of the sprue bush body, the sprue bush body is fixed in a mode of screwing in the bolts, at the moment, the upper plane of the bolts is lower than the top opening plane of the side counter bores, therefore, protrusions are not left on the surface of the sprue bush body, and the flatness of the surface of the sprue bush body is ensured.
Drawings
FIG. 1 is a schematic view of the overall external structure of the present utility model;
FIG. 2 is a schematic diagram of the overall internal structure of the present utility model;
FIG. 3 is a schematic view of the assembly and disassembly assembly of the present utility model;
fig. 4 is a schematic diagram of a split structure of the detachable component of the present utility model.
Reference numerals in the drawings: 1. a shaping plate is arranged; 2. an upper die; 3. a lower die; 4. a heat insulating plate; 5. a needle ejection plate; 6. a base; 7. a sprue bush body; 8. perforating; 9. an internal thread; 10. a side counter bore; 11. a mounting hole; 12. a bolt;
13. Disassembling and assembling the assembly; 1301. a connecting pipe; 1302. an outer thread; 1303. an inner hexagonal counter bore; 1304. pouring holes; 1305. inverted cone flow channel.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: as shown in fig. 1 to 4, the present utility model provides a toy injection molding machine convenient for cleaning a discharge hole, which comprises an upper mold plate 1 and a disassembly and assembly component 13, wherein a sprue bush body 7 is embedded in the middle part of the upper mold plate 1, the disassembly and assembly component 13 is arranged in the middle part of the sprue bush body 7, the disassembly and assembly component 13 comprises a connecting pipe 1301, an outer screw thread 1302, an inner hexagonal counter bore 1303, a pouring hole 1304 and a back taper runner 1305, the outer screw thread 1302 is arranged outside the connecting pipe 1301, the top end of the connecting pipe 1301 is provided with the inner hexagonal counter bore 1303, the middle part of the inner hexagonal counter bore 1303 is provided with the pouring hole 1304, the bottom of the pouring hole 1304 is communicated with the back taper runner 1305, a perforation 8 is penetrated and arranged in the middle part of the sprue bush body 7, the opening plane of the perforation 8 is flush with the upper plane of the upper mold plate 1, an inner screw thread 9 is arranged on the inner wall of the perforation 8, and the inner screw thread 9 is in threaded fit with the outer screw thread 1302;
In this embodiment, the socket wrench is inserted into the inner hexagonal counterbore 1303 formed at the top end of the connecting pipe 1301 and screwed, so that the connecting pipe 1301 is assembled by matching the external screw thread 1302 with the internal screw thread 9 of the inner wall of the through hole 8 in the middle of the sprue bush body 7, the sprue bush body 7 and the connecting pipe 1301 are assembled in a split type, the connecting pipe 1301 can be quickly disassembled and assembled on the premise of not disassembling the sprue bush body 7, the operation is convenient, in addition, the bottom end of the pouring hole 1304 formed in the middle of the inner hexagonal counterbore 1303 is communicated with the back taper runner 1305, the inner diameter of the back taper runner 1305 is gradually increased from top to bottom, the cooling speed is increased, the cold junction of the pouring hole 1304 is facilitated, excessive plastic is prevented from causing backflow, and the blocking condition is reduced.
Examples: as shown in fig. 1 to 4, the bottom of an upper shaping plate 1 is fixedly connected with an upper die 2, the bottom of the upper die 2 is correspondingly provided with a lower die 3, the bottom of the lower die 3 is fixed with a heat insulation plate 4, the middle part of the heat insulation plate 4 is movably provided with a thimble plate 5, the bottom of the heat insulation plate 4 is fixed with a base 6, two sides of a sprue bush body 7 are provided with inwards concave side counter bores 10, the bottom end of the inside of the side counter bores 10 is provided with mounting holes 11, bolts 12 are inserted in the mounting holes 11, and the upper plane of the bolts 12 is lower than the opening plane of the side counter bores 10;
In this embodiment, the sprue bush body 7 is embedded in the middle of the upper mold plate 1, and side counter bores 10 recessed inwards are formed on two sides of the sprue bush body 7, the sprue bush body 7 is fixed by screwing in bolts 12, at this time, the upper plane of the bolts 12 is lower than the top opening plane of the side counter bores 10, so that no protrusion is left on the surface of the sprue bush body 7, and the flatness of the surface of the sprue bush body 7 is ensured.
The working principle of the utility model is as follows: when the toy injection molding machine convenient for cleaning a discharge hole is used, the sprue bush body 7 is embedded in the middle of the upper template 1, the inwards concave side counter bores 10 are formed in the two sides of the sprue bush body 7, the sprue bush body 7 is fixed in a mode of screwing in the bolts 12, at the moment, the upper plane of the bolts 12 is lower than the top opening plane of the side counter bores 10, the surface of the sprue bush body 7 is not protruded, the flatness of the surface of the sprue bush body 7 is guaranteed, during the use, the inner hexagonal wrench is inserted into the inner hexagonal counter bores 1303 formed in the top end of the connecting pipe 1301 and screwed, the connecting pipe 1301 is assembled through the threaded fit of the inner threads 9 of the inner wall of the middle perforation 8 of the sprue bush body 7, the split type assembly is realized through the sprue bush body 7 and the connecting pipe 1301, the connecting pipe is quickly disassembled and cleaned on the premise of not disassembling the sprue bush body 7, in addition, the bottom end of the pouring hole 1305 formed in the middle of the sprue bush body 1303 is communicated with a back taper runner 1305, the inner diameter of the back taper runner 1305 is enabled to be gradually increased, the pouring speed is increased, the back flow of the pouring hole is facilitated, and the back flow of the pouring hole 1304 is prevented from being excessively blocked, and the plastic can be prevented from flowing backwards.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. Toy injection molding machine convenient to clearance discharge gate, a serial communication port, including last template (1) and dismouting subassembly (13), go up template (1) middle part embedding and have runner cover body (7), runner cover body (7) middle part is located in dismouting subassembly (13), dismouting subassembly (13) include connecting pipe (1301), outer thread (1302), interior hexagonal counter bore (1303), pouring hole (1304) and back taper runner (1305), connecting pipe (1301) outside is equipped with outer thread (1302), and connecting pipe (1301) top is equipped with interior hexagonal counter bore (1303), interior hexagonal counter bore (1303) middle part is equipped with pouring hole (1304), and pouring hole (1304) bottom intercommunication has back taper runner (1305).
2. The toy injection molding machine convenient for cleaning a discharge hole according to claim 1, wherein a through hole (8) is formed in the middle of the sprue bush body (7) in a penetrating manner, and the opening plane of the through hole (8) is flush with the upper plane of the upper template (1).
3. The toy injection molding machine convenient for cleaning a discharge hole according to claim 2, wherein the inner wall of the through hole (8) is provided with an internal thread (9), and the internal thread (9) is in threaded fit with the external thread (1302).
4. The toy injection molding machine convenient for cleaning a discharge hole according to claim 1, wherein two sides of the sprue bush body (7) are provided with inwards concave side counter bores (10), and the bottom end inside the side counter bores (10) is provided with a mounting hole (11).
5. The toy injection molding machine convenient for cleaning the discharge hole according to claim 4, wherein the bolt (12) is inserted into the mounting hole (11), and the upper plane of the bolt (12) is lower than the opening plane of the side counter bore (10).
6. The toy injection molding machine convenient for cleaning the discharge hole according to claim 1, wherein the bottom of the upper template (1) is fixedly connected with an upper die (2), and a lower die (3) is correspondingly arranged at the bottom of the upper die (2).
7. The toy injection molding machine convenient for cleaning a discharge hole according to claim 6, wherein the bottom of the lower die (3) is fixed with the heat insulation plate (4), the middle part of the heat insulation plate (4) is movably provided with the ejector plate (5), and the bottom of the heat insulation plate (4) is fixed with the base (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322533413.3U CN220995308U (en) | 2023-09-15 | 2023-09-15 | Toy injection molding machine convenient to clearance discharge gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322533413.3U CN220995308U (en) | 2023-09-15 | 2023-09-15 | Toy injection molding machine convenient to clearance discharge gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220995308U true CN220995308U (en) | 2024-05-24 |
Family
ID=91117315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322533413.3U Active CN220995308U (en) | 2023-09-15 | 2023-09-15 | Toy injection molding machine convenient to clearance discharge gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220995308U (en) |
-
2023
- 2023-09-15 CN CN202322533413.3U patent/CN220995308U/en active Active
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