CN211683282U - Hot runner injection mold for injection molding of battery jar and cover - Google Patents
Hot runner injection mold for injection molding of battery jar and cover Download PDFInfo
- Publication number
- CN211683282U CN211683282U CN202020168107.8U CN202020168107U CN211683282U CN 211683282 U CN211683282 U CN 211683282U CN 202020168107 U CN202020168107 U CN 202020168107U CN 211683282 U CN211683282 U CN 211683282U
- Authority
- CN
- China
- Prior art keywords
- cooling water
- plate
- core
- hot runner
- injection molding
- 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.)
- Expired - Fee Related
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 29
- 238000002347 injection Methods 0.000 title claims abstract description 15
- 239000007924 injection Substances 0.000 title claims abstract description 15
- 239000000498 cooling water Substances 0.000 claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 230000000630 rising effect Effects 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 15
- 230000007547 defect Effects 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000013021 overheating Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007847 structural defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a hot runner injection mold for injection moulding battery jar and lid, including top-down fixed cover half fixed plate, fixed die plate in proper order, take off flitch, movable mould board, movable mould fixed plate and core, slider, flow distribution plate, hot mouth, be provided with spiral heater strip and temperature sensor on the hot mouth, the cooling water course has all been seted up on slider and the core, and this cooling water course both sides are provided with both ends all with the sprue of cooling water course intercommunication, the cooling water course on the core is the spiral that rises. The utility model discloses all be provided with the cooling water course in slider and core, can improve cooling efficiency greatly to all be provided with temperature sensor in hot mouth and the cooling water course, but the temperature of real time monitoring hot mouth and cooling water prevents local overheat, guarantees the temperature uniformity, improves the cooling rate behind battery jar and the lid injection moulding, prevents to cause product structure defect and intensity weak point because of the cooling rate is inconsistent, improves product quality.
Description
Technical Field
The utility model relates to an injection mold especially indicates a hot runner injection mold who is used for injection moulding battery jar and lid.
Background
Batteries, which are indispensable items in daily life, are usually placed in a battery jar and then covered with a battery cover to fix the battery and provide shock absorption, pressure resistance and even waterproof functions. The plastic battery jar and the cover are mostly processed and molded by adopting an injection molding process, and when a hot runner is used for injection molding, if the cooling speed of a mold is insufficient, the thickness of the battery jar or the cover is uneven, so that the strength weak point appears after the battery jar or the cover is molded, and the product quality is reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
An object of the utility model is to provide a hot runner injection mold for injection moulding battery jar and lid, steerable cooling rate to make the battery jar and the shaping effect behind the lid injection moulding obtain the guarantee, avoid structural defect and intensity weak point, improve product quality. In order to achieve the above purpose, the utility model adopts the following technical scheme:
(II) technical scheme
A hot runner injection mold for injection molding of a battery jar and a cover comprises a fixed mold fixing plate, a fixed mold plate, a stripper plate, a movable mold fixing plate, a core, a slide block, a splitter plate and hot nozzles, wherein the fixed mold fixing plate, the fixed mold plate, the stripper plate, the movable mold plate and the movable mold fixing plate are sequentially fixed from top to bottom, a sprue is arranged on the fixed mold fixing plate, an injection molding cavity is formed between the fixed mold plate and the movable mold plate, the sprue connects a plurality of hot nozzles through the splitter plate to form a hot runner, a spiral heating wire and a temperature sensor are arranged on the hot nozzles, the hot runner at the lower end of the hot nozzle is communicated with the injection molding cavity, the core is positioned in the injection molding cavity, the slide block is slidably arranged on the core, cooling water channels are respectively arranged on the slide block and the core, one end of the, the other end of the cooling water channel is led out from the bottom after winding the sliding block for a circle, branch flow channels with two ends communicated with the cooling water channel are arranged on two sides of the cooling water channel, and the cooling water channel on the mold core is in a rising spiral shape.
Furthermore, in order to fix the splitter plate and facilitate disassembly and maintenance, a hot runner fixing plate is arranged between the fixed die fixing plate and the fixed die plate, the splitter plate is arranged in the hot runner fixing plate, the upper end of the hot nozzle is arranged in the hot runner fixing plate, and the lower end of the hot nozzle is connected with the mold core.
Furthermore, in order to facilitate the inlet and outlet of cooling water and prevent the movable mould plate from overheating, a cooling water channel is also arranged in the movable mould plate, and a water inlet and a water outlet which are connected with a cooling water tank are arranged, and the cooling water channels are communicated with each other.
Further, for controlling the cooling rate, a temperature sensor used for sensing the temperature of the cooling water is arranged in the cooling water channel, so that blockage or overhigh water temperature is prevented.
Furthermore, in order to ensure smooth flowing water, the flow resistance is reduced, and the cooling water is prevented from staying in the branch flow channel, the branch flow channel is close to the flow and comes to one end in the flow direction with the cooling water channel is an acute angle, and the other end is an obtuse angle.
(III) advantageous effects
Compared with the prior art, the utility model has obvious advantages and beneficial effects, particularly, the slide block and the mold core are both provided with cooling water channels, wherein the cooling water channel in the slide block is provided with a branch flow channel, and the cooling water channel in the mold core is in a rising spiral shape, so that the cooling efficiency can be greatly improved; and the temperature sensors are arranged in the hot nozzle and the cooling water channel, so that the temperature of the hot nozzle and the cooling water can be monitored in real time, local overheating is prevented, the materials in the hot runner are kept in a molten state, the temperature consistency is ensured while the cooling rate is increased by using the design of the cooling water channel and the temperature sensors, the cooling speed after injection molding of the battery jar and the cover is improved, the structural defects and the weak points of strength of the product due to inconsistent cooling speed are prevented, and the product quality is improved.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall appearance of the present invention;
FIG. 2 is a schematic view of the cooling water channel structure of the slider 9;
fig. 3 is a schematic view of the cooling water passage structure of the core 8.
The reference numbers illustrate:
| 1. fixed |
2. Hot |
| 3. |
4. |
| 5. |
6. Movable mould fixed plate |
| 7. |
8. Mold |
| 9. |
10. Flow distribution plate |
| 11. |
12. |
| 1201. Water inlet | 1202. |
| 1203. Branch flow channel | |
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 3, a hot runner injection mold for injection molding of a battery container and a battery cover includes a fixed mold fixing plate 1, a fixed mold plate 3, a stripper plate 4, a movable mold plate 5, a movable mold fixing plate 6, a core 8, a slide block 9, a splitter plate 10, and a hot nozzle 11, wherein:
the fixed die fixing plate 1, the fixed die plate 3, the stripper plate 4, the movable die plate 5 and the movable die fixing plate 6 are sequentially fixed from top to bottom, and the fixed die fixing plate 1 is provided with a sprue 7 for adding injection molding raw materials; an injection molding cavity is formed between the fixed mold plate 3 and the movable mold plate 5, the injection port 7 connects a plurality of hot nozzles 11 through the flow distribution plate 10 to form a hot runner, and spiral heating wires and temperature sensors are arranged on the hot nozzles 11, so that the temperature of the hot nozzles 11 can be conveniently controlled, and the materials can be kept in a molten state; the hot runner at the end of the lower hot nozzle 11 is communicated with the injection molding cavity, the mold core 8 is positioned in the injection molding cavity, and the sliding block 9 is arranged on the mold core 8 in a sliding manner;
all go up on slider 9 and the core 8 and seted up cooling water course 12: one end of a cooling water channel 12 on the sliding block 9 is positioned at the bottom of the sliding block 9, the other end of the cooling water channel is led out from the bottom after surrounding the sliding block 9 for a circle, and branch flow channels 1203 with two ends communicated with the cooling water channel 12 are arranged on two sides of the cooling water channel 12; the cooling water channel 12 on the core 9 is in a rising spiral shape.
Further, in order to fix the splitter plate 10 and facilitate disassembly and maintenance, a hot runner fixing plate 2 is arranged between the fixed die fixing plate 1 and the fixed die plate 3, the splitter plate 10 is arranged in the hot runner fixing plate 2, the upper end of the hot nozzle 11 is arranged in the hot runner fixing plate 2, and the lower end of the hot nozzle is connected with the mold core 8.
Further, in order to facilitate the inlet and outlet of cooling water and prevent the movable mold plate 5 from overheating, a cooling water channel 12 is also arranged in the movable mold plate 5, and a water inlet 1201 and a water outlet 1202 connected to a cooling water tank are arranged, and the cooling water channels 12 are communicated with each other.
Further, in order to control the cooling rate, a temperature sensor for sensing the temperature of the cooling water is arranged in the cooling water channel 12, so that blockage or overhigh water temperature is prevented.
In order to ensure smooth water flow, reduce water flow resistance and prevent cooling water from staying in the branch flow channel 1203, the branch flow channel 1203 is close to the water flow and has one end forming an acute angle with the cooling water channel 12 in the water flow direction and the other end forming an obtuse angle.
The design key points of the utility model lie in that the slide block and the mold core are both provided with cooling water channels, wherein the cooling water channel in the slide block is provided with a branch flow channel, and the cooling water channel in the mold core is in a rising spiral shape, thus greatly improving the cooling efficiency; and the temperature sensors are arranged in the hot nozzle and the cooling water channel, so that the temperature of the hot nozzle and the cooling water can be monitored in real time, local overheating is prevented, the materials in the hot runner are kept in a molten state, the temperature consistency is ensured while the cooling rate is increased by using the design of the cooling water channel and the temperature sensors, the cooling speed after injection molding of the battery jar and the cover is improved, the structural defects and the weak points of strength of the product due to inconsistent cooling speed are prevented, and the product quality is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a hot runner injection mold for injection moulding battery jar and lid which characterized in that: the injection molding device comprises a fixed die fixing plate, a fixed die plate, a stripper plate, a movable die fixing plate, a core, a slide block, a splitter plate and a hot nozzle, wherein the fixed die fixing plate, the fixed die plate, the stripper plate, the movable die plate and the movable die fixing plate are sequentially fixed from top to bottom, a sprue is arranged on the fixed die fixing plate, an injection molding cavity is formed between the fixed die plate and the movable die plate, the sprue connects a plurality of hot nozzles through the splitter plate to form a hot runner, a spiral heating wire and a temperature sensor are arranged on the hot nozzle, the hot runner at the lower end of the hot nozzle is communicated with the injection molding cavity, the core is positioned in the injection molding cavity, the slide block is slidably arranged on the core, cooling water channels are respectively arranged on the slide block and the core, one end of the cooling water channel on the slide, and branch runners with two ends communicated with the cooling water channel are arranged on two sides of the cooling water channel, and the cooling water channel on the mold core is in a rising spiral shape.
2. The hot runner injection mold for injection molding of battery wells and covers of claim 1, wherein: and a hot runner fixing plate is arranged between the fixed die fixing plate and the fixed die plate.
3. The hot runner injection mold for injection molding of battery wells and covers of claim 1, wherein: and a cooling water channel is also arranged in the movable template, and a water inlet and a water outlet which are connected with a cooling water tank are arranged in the movable template, and the cooling water channels are mutually communicated.
4. The hot runner injection mold for injection molding of battery wells and covers of claim 1, wherein: and a temperature sensor used for sensing the temperature of cooling water is arranged in the cooling water channel.
5. The hot runner injection mold for injection molding of battery wells and covers of claim 1, wherein: the branch flow channel is close to the water flow, one end of the branch flow channel forms an acute angle with the cooling water channel in the water flow direction, and the other end of the branch flow channel forms an obtuse angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020168107.8U CN211683282U (en) | 2020-02-13 | 2020-02-13 | Hot runner injection mold for injection molding of battery jar and cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020168107.8U CN211683282U (en) | 2020-02-13 | 2020-02-13 | Hot runner injection mold for injection molding of battery jar and cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211683282U true CN211683282U (en) | 2020-10-16 |
Family
ID=72776993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020168107.8U Expired - Fee Related CN211683282U (en) | 2020-02-13 | 2020-02-13 | Hot runner injection mold for injection molding of battery jar and cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211683282U (en) |
-
2020
- 2020-02-13 CN CN202020168107.8U patent/CN211683282U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207696941U (en) | Injection mold with cooling pipe | |
| CN201357549Y (en) | Cold flow channel structure of oak injection mould | |
| CN207901576U (en) | One-mould multi-cavity mould for rapid forming | |
| CN211683282U (en) | Hot runner injection mold for injection molding of battery jar and cover | |
| CN208645917U (en) | A kind of sticker injection mold | |
| CN212684594U (en) | Hot runner system with injection molding nozzle | |
| CN205009509U (en) | Take injection mold of adiabatic runner | |
| CN212171185U (en) | Flow passage structure of keyboard mould | |
| CN112873766A (en) | Efficient cooling device for injection molding | |
| CN2931069Y (en) | Inner nozzle-tip structure of heat flow passage die | |
| CN207224489U (en) | One kind is spoken out of turn core side gate type hot mouth | |
| CN208375861U (en) | A kind of no waste mine hot-runner device | |
| CN212266536U (en) | Cigarette paper plastic core hot runner mold capable of being cooled rapidly | |
| CN218857583U (en) | Multi-runner forming die | |
| CN217098639U (en) | Forming die for water chamber machining | |
| CN218535449U (en) | Earphone loudspeaker rapid prototyping mould | |
| CN212528623U (en) | Double-layer external composite die | |
| CN218053843U (en) | 96 hole PCR board mould exhaust mechanism | |
| CN214353898U (en) | Mould is used in backplate production | |
| CN210969813U (en) | Precision injection mold for standard parts | |
| CN210336732U (en) | 20AH storage battery shell hot runner six-point glue feeding system | |
| CN214982925U (en) | Injection mold is used in production of water-cooling wall seal ring | |
| CN213440894U (en) | Two-plate point-pouring die | |
| CN213081799U (en) | Electronic ceramic hot-pressing casting die temperature control device | |
| CN220741963U (en) | Split type mirror surface double-color outer triangle assembly structure |
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: 20201016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |