CN220903984U - Precise die of hot runner system - Google Patents
Precise die of hot runner system Download PDFInfo
- Publication number
- CN220903984U CN220903984U CN202322837427.4U CN202322837427U CN220903984U CN 220903984 U CN220903984 U CN 220903984U CN 202322837427 U CN202322837427 U CN 202322837427U CN 220903984 U CN220903984 U CN 220903984U
- Authority
- CN
- China
- Prior art keywords
- die
- thimble
- cooling water
- hot runner
- movable die
- Prior art date
- 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.)
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- 239000000498 cooling water Substances 0.000 claims abstract description 35
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 238000001746 injection moulding Methods 0.000 claims description 28
- 239000000428 dust Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 abstract description 21
- 239000004033 plastic Substances 0.000 abstract description 21
- 238000000465 moulding Methods 0.000 abstract description 10
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a precision die of a hot runner system, which comprises: the main body assembly comprises a movable die, a cooling water inlet arranged at the upper end of the movable die, a cooling water outlet arranged at the lower end of the movable die and a thimble connected to the side edge of the movable die; the cleaning assembly comprises a groove formed in the side edge of the movable die, a rotary joint connected in the groove in a rotating mode, an electric door hinged to the front section of the thimble, a chute connected in the thimble and positioned at the side edge of the electric door, a second electric telescopic rod connected to the left side of the chute, and a brush connected to the second electric telescopic rod, wherein the rotary joint is connected to the thimble, and the brush is connected in the chute in a sliding mode; the storage assembly is connected in the thimble. Through the clearance subassembly and the main part subassembly mutually supporting that set up use, set up the brush that can stretch out in the thimble, cooperation rotary joint regularly carries out rotatory clearance to the groove of moulding plastics, will mould plastics the plastics clearance that exit was blockked up and get off, can improve the yield, reduces workman's work load.
Description
Technical Field
The utility model relates to the technical field of precision injection molds, in particular to a precision mold of a hot runner system.
Background
The hot runner mold refers to a mold in which a melt in a runner is not solidified all the time by a heating device. Because of its shorter molding cycle and more raw material savings than conventional molds, hot runner molds are used in very wide applications in all industrially developed countries and regions of the world today.
However, the following drawbacks still exist in practical use:
Plastic liquid in the hot runner mold flows into the injection groove through the injection outlet, is cooled and molded through cooling water in the ejector pin, is easy to block at the cold-hot junction of the injection outlet, and causes defective products, so that the workload of workers is increased, and equipment faults are easy to cause.
Therefore, we provide a precision mold of a hot runner system to solve the above-mentioned problems.
Disclosure of utility model
Therefore, the utility model aims to provide a precise die of a hot runner system, which is characterized in that a cleaning assembly is arranged to be matched with a main body assembly for use, an extendable brush is arranged in a thimble, and a rotary joint is matched to regularly perform rotary cleaning on an injection molding groove, so that blocked plastics at an injection molding outlet are cleaned, the yield can be improved, and the workload of workers is reduced.
In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:
a precision mold for a hot runner system, comprising:
The main body assembly comprises a movable die and a thimble connected to the side edge of the movable die;
the cleaning assembly comprises a groove formed on the side edge of the movable die, a rotary joint rotatably connected in the groove, an electric door hinged at the front section of the thimble, a chute connected inside the thimble and positioned on the side edge of the electric door, a second electric telescopic rod connected to the left side of the chute, and a brush connected to the second electric telescopic rod;
The storage assembly is connected in the thimble.
As a preferable scheme of the precise die of the hot runner system, the rotary joint is connected to the ejector pin, and the brush is slidingly connected in the chute.
As a preferable scheme of the precise die of the hot runner system, the main body assembly further comprises a cooling water inlet arranged at the upper end of the movable die, a cooling water outlet arranged at the lower end of the movable die, a cooling water first circulating pipeline connected inside the movable die and a cooling water second circulating pipeline connected inside the thimble;
the cooling water inlet and the cooling water outlet are communicated through the cooling water first circulating pipeline and the cooling water second circulating pipeline.
As a preferable scheme of the precise die of the hot runner system, the main body assembly further comprises a first electric telescopic rod embedded at the side edge of the movable die and a push-pull plate connected to the first electric telescopic rod, and the push-pull plate is movably connected to the ejector pin.
As a preferable scheme of the precise die of the hot runner system, the main body assembly further comprises a fixed die movably connected to the thimble, an injection molding inlet connected to the side edge of the fixed die, and an injection molding groove arranged on the other side edge of the fixed die;
The inner side of the injection molding groove is connected with an injection molding outlet, and the injection molding outlet is communicated with the injection molding inlet through a hot runner.
Specifically, remove the movable mould, drive push-and-pull board and thimble and be close to the cover half, the thimble inserts the inslot of moulding plastics, the push-and-pull board laminating cover half is through moulding plastics the entry and pour into molten plastics into in the cover half, flow to the export of moulding plastics through the hot runner, at the time of flowing into the groove of moulding plastics, cold water gets into the movable mould from the cooling water entry, first circulation pipeline of cooling water and first circulation pipeline of cooling water, first follow cooling water export flows, make the inslot of moulding plastics mouth cooling shaping of moulding plastics, outwards remove the movable mould, drive push-and-pull board and thimble shift out, start first electric telescopic handle, first electric telescopic handle stretches, drive the push-and-pull board and keep away from the movable mould, with the mouth of moulding plastics on the thimble release, fall.
As a preferable scheme of the precision die of the hot runner system, the storage assembly comprises a spring connected inside the ejector pin, a storage box connected to the spring, and a sealing cover screwed at the foremost end of the ejector pin.
As a preferable mode of the precision mold of the hot runner system, the accommodating assembly further comprises a dust collector connected to the upper end of the accommodating box and a dust collection pipe connected to the dust collector.
As a preferable scheme of the precision mold of the hot runner system, the accommodating assembly further comprises a first electrode joint connected with the upper end of the dust collector and a second electrode joint connected with the side edge of the chute.
Compared with the prior art, the utility model has the advantages that:
according to the utility model, the cleaning assembly is arranged, the brush which can extend out is arranged in the thimble, and the injection groove is cleaned in a rotating way in cooperation with the rotary joint, so that the plastic blocked at the injection outlet is cleaned, the yield can be improved, and the workload of workers can be reduced.
Based on the first beneficial effect, the second electric telescopic rod drives the brush to move in the chute, and the brush can be retracted into the thimble.
According to the plastic particle brushing device, the plastic particles can be sucked into the storage box through the storage assembly, so that secondary blockage caused by the fact that the plastic particles remain in the injection molding groove is avoided.
Based on beneficial effect three, the closing cap of spiro union on the thimble, cooperation inside spring uses, is convenient for open and takes out the receiver.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, which are to be understood as merely some embodiments of the present utility model, and from which other drawings can be obtained by those skilled in the art without inventive faculty. Wherein:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is another angular view of the overall structure of the present utility model;
FIG. 3 is a schematic diagram of a movable mold structure according to the present utility model;
FIG. 4 is a schematic view of a thimble according to the present utility model;
FIG. 5 is a schematic view of the cleaning assembly of the present utility model;
FIG. 6 is an exploded view of the cleaning assembly and receiving assembly of the present utility model;
FIG. 7 is a block diagram of a cleaning assembly of the present utility model;
fig. 8 is a structural view of the storage assembly of the present utility model.
In the figure: 10. a fixed mold; 11. an injection molding inlet; 12. an injection molding groove; 13. a movable mold; 130. a cooling water inlet; 131. a cooling water outlet; 132. a cooling water first circulation pipe; 133. a cooling water first circulation pipe; 14. a push-pull plate; 140. a first electric telescopic rod; 15. a thimble; 20. a rotary joint; 21. a groove; 22. an electric door; 23. a chute; 24. a second electric telescopic rod; 25. a brush; 30. a sealing cover; 31. a storage box; 32. a dust collector; 33. a dust collection pipe; 34. a first electrode tab; 35. a second electrode tab; 36. and (3) a spring.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
In the following detailed description of the embodiments of the present utility model, the cross-sectional view of the device structure is not partially enlarged to a general scale for the convenience of description, and the schematic is merely an example, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.
The utility model provides a precise die of a hot runner system, which comprises: through the clearance subassembly and the main part subassembly mutually supporting that set up use, set up the brush that can stretch out in the thimble, cooperation rotary joint regularly carries out rotatory clearance to the groove of moulding plastics, will mould plastics the plastics clearance that exit was blockked up and get off, can improve the yield, reduces workman's work load.
Example 1
FIGS. 1-7 are schematic views showing the overall structure of a precision mold of a hot runner system according to an embodiment of the present utility model, including: a body assembly and a cleaning assembly.
The main body assembly comprises a movable die 13, a thimble 15 connected to the side edge of the movable die 13, a cooling water inlet 130 arranged at the upper end of the movable die 13, a cooling water outlet 131 arranged at the lower end of the movable die 13, a cooling water first circulation pipeline 132 connected to the inside of the movable die 13 and a cooling water second circulation pipeline 133 connected to the inside of the thimble 15;
The cooling water inlet 130 and the cooling water outlet 131 are communicated through a cooling water first circulation pipe 132 and a cooling water second circulation pipe 133;
The first electric telescopic rod 140 is embedded in the side edge of the movable mould 13, the push-pull plate 14 is connected to the first electric telescopic rod 140, and the push-pull plate 14 is movably connected to the ejector pin 15;
The injection molding device comprises a fixed mold 10 movably connected to a thimble 15, an injection molding inlet 11 connected to the side edge of the fixed mold 10, and an injection molding groove 12 arranged on the other side edge of the fixed mold 10;
The inner side of the injection molding groove 12 is connected with an injection molding outlet, and the injection molding outlet is communicated with the injection molding inlet 11 through a hot runner.
The cleaning assembly comprises a groove 21 formed on the side edge of the movable die 13, a rotary joint 20 rotatably connected in the groove 21, an electric door 22 hinged at the front section of the thimble 15, a sliding groove 23 connected inside the thimble 15 and positioned on the side edge of the electric door 22, a second electric telescopic rod 24 connected on the left side of the sliding groove 23, and a brush 25 connected on the second electric telescopic rod 24;
the rotary joint 20 is connected to the thimble 15, and the brush 25 is slidably connected to the chute 23.
Use of the cleaning assembly:
when the production is carried out for a period of time, the electric door 22 at the front section of the ejector pin 15 is opened, the second electric telescopic rod 24 is started, the second electric telescopic rod 24 stretches to drive the brush 25 to move along the chute 23, the brush 25 moves to the electric door 22 and stretches out of the ejector pin 15, the rotary joint 20 in the groove 21 is started, the rotary joint 20 drives the ejector pin 15 to rotate, meanwhile, the movable die 13 is moved to approach the fixed die 10, after the ejector pin 15 enters the injection molding groove 12, the rotating ejector pin 15 drives the brush 25 to rotate, the inner wall of the injection molding groove 12 is cleaned, and meanwhile, plastic particles connected to an injection molding outlet at the inner wall are cleaned.
Example 2
The embodiment further comprises a storage assembly on the basis of embodiment 1, as shown in fig. 6-8:
The storage assembly comprises a spring 36 connected to the inside of the thimble 15, a storage box 31 connected to the spring 36, a sealing cover 30 screwed on the forefront end of the thimble 15, a dust collector 32 connected to the upper end of the storage box 31, a dust collection pipe 33 connected to the dust collector 32, a first electrode joint 34 connected to the upper end of the dust collector 32, and a second electrode joint 35 connected to the side edge of the chute 23.
Use of the storage assembly:
When the brush 25 moves into the injection molding groove 12, the dust collector 32 is started, the dust collector 32 stores particles swept down by the brush 25 in the box 31 through the dust collection pipe 33, after production is finished, the sealing cover 30 is opened, the box 31 is ejected out under the action of the spring 36, the box 31 can be taken out, after cleaning is finished, the box 31 is plugged into the thimble 15, after the first electrode connector 34 and the second electrode connector 35 are contacted, the dust collector 32 can be powered on, and the opening and the closing are controlled by an external control system.
Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. A precision mold for a hot runner system, comprising:
The main body assembly comprises a movable die (13) and a thimble (15) connected to the side edge of the movable die (13);
The cleaning assembly comprises a groove (21) formed on the side edge of the movable die (13), a rotary joint (20) rotatably connected in the groove (21), an electric door (22) hinged to the front section of the ejector pin (15), a sliding groove (23) connected inside the ejector pin (15) and positioned on the side edge of the electric door (22), a second electric telescopic rod (24) connected to the left side of the sliding groove (23), and a brush (25) connected to the second electric telescopic rod (24);
the storage assembly is connected in the thimble (15).
2. A precision mould for a hot runner system according to claim 1, characterised in that the swivel (20) is connected to the thimble (15) and the brush (25) is slidingly connected in the runner (23).
3. The precise die of the hot runner system according to claim 1, wherein the main body assembly further comprises a cooling water inlet (130) formed at the upper end of the movable die (13), a cooling water outlet (131) formed at the lower end of the movable die (13), a cooling water first circulation pipeline (132) connected to the inside of the movable die (13), and a cooling water second circulation pipeline (133) connected to the inside of the ejector pin (15);
The cooling water inlet (130) and the cooling water outlet (131) are communicated through a cooling water first circulation pipeline (132) and a cooling water second circulation pipeline (133).
4. The precise die of the hot runner system according to claim 1, wherein the main body assembly further comprises a first electric telescopic rod (140) embedded at the side edge of the movable die (13), a push-pull plate (14) connected to the first electric telescopic rod (140), and the push-pull plate (14) is movably connected to the ejector pin (15).
5. The precise die of the hot runner system according to claim 1, wherein the main body assembly further comprises a fixed die (10) movably connected to the ejector pin (15), an injection molding inlet (11) connected to the side edge of the fixed die (10), and an injection molding groove (12) arranged on the other side edge of the fixed die (10);
The inner side of the injection molding groove (12) is connected with an injection molding outlet, and the injection molding outlet is communicated with the injection molding inlet (11) through a hot runner.
6. The precision die of a hot runner system according to claim 1, wherein the receiving assembly comprises a spring (36) connected inside the ejector pin (15), a receiving box (31) connected to the spring (36), and a sealing cover (30) screwed to the foremost end of the ejector pin (15).
7. The precision die of a hot runner system according to claim 6, wherein the housing assembly further comprises a dust collector (32) connected to an upper end of the housing box (31), and a dust collection pipe (33) connected to the dust collector (32).
8. The precision die of a hot runner system according to claim 7, wherein the receiving assembly further comprises a first electrode connector (34) connected to an upper end of the vacuum cleaner (32), and a second electrode connector (35) connected to a side of the chute (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322837427.4U CN220903984U (en) | 2023-10-23 | 2023-10-23 | Precise die of hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322837427.4U CN220903984U (en) | 2023-10-23 | 2023-10-23 | Precise die of hot runner system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220903984U true CN220903984U (en) | 2024-05-07 |
Family
ID=90902839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322837427.4U Active CN220903984U (en) | 2023-10-23 | 2023-10-23 | Precise die of hot runner system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220903984U (en) |
-
2023
- 2023-10-23 CN CN202322837427.4U patent/CN220903984U/en active Active
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