CN216992896U - Die without water gap - Google Patents
Die without water gap Download PDFInfo
- Publication number
- CN216992896U CN216992896U CN202123136964.3U CN202123136964U CN216992896U CN 216992896 U CN216992896 U CN 216992896U CN 202123136964 U CN202123136964 U CN 202123136964U CN 216992896 U CN216992896 U CN 216992896U
- Authority
- CN
- China
- Prior art keywords
- die
- heat distribution
- nozzle part
- mold base
- hot
- 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.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of dies, in particular to a die without a water port, which comprises an upper die holder, a lower die holder, a first middle die holder, a second middle die holder, a die core, a hot runner plate, a main hot nozzle part, a heat distribution nozzle part and a first die locking structure, wherein the die core is provided with a plurality of die cavities, the heat distribution nozzle part is communicated with a hot runner, and the output end of the heat distribution nozzle part is communicated with the die cavities; the first mold locking structure comprises a first fixing piece, a second fixing piece and a locking arm, the first fixing piece is arranged in the first middle mold base, the second fixing piece is arranged in the lower mold base, one end of the locking arm is rotatably arranged on the first fixing piece, and the other end of the locking arm is provided with a locking groove. This application plastic raw materials enters into the hot runner of hot runner plate through main hot nozzle part, and inside hot nozzle part directly entered into the die cavity through the hot runner reposition of redundant personnel entering a plurality of minutes, the shaping was the product, has compared in traditional mould and has reduced the mouth of a river part, has practiced thrift manufacturing cost, has improved production efficiency.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to a mold without a water gap.
Background
The plastic mold is a short name for a combined plastic mold used for compression molding, extrusion molding, injection, blow molding and low-foaming molding. During injection molding, the mold is clamped on an injection molding machine, molten plastic is injected into a forming mold cavity and is cooled and shaped in the cavity, then an upper mold and a lower mold are separated, a product is ejected out of the mold cavity through an ejection system and leaves the mold, finally the mold is closed again for next injection molding, and the whole injection molding process is carried out circularly. However, in the prior art, for the product formed by the transparent material, the conventional nozzle recovery method can not reach the recovery standard, so a glue feeding mode without a nozzle is needed.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a die without water gap, plastic raw materials are divided to enter a plurality of heat distribution nozzle parts to directly enter a die cavity to be formed into a product, compared with the traditional die, the number of water gaps is reduced, the production cost is saved, and the production efficiency is improved.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a mould without a water port comprises an upper mould base, a lower mould base, a first middle mould base, a second middle mould base, a mould core, a hot runner plate, a main hot nozzle part, a heat distribution nozzle part and a first mould locking structure, wherein the first middle mould base and the second middle mould base are arranged between the upper mould base and the lower mould base, the hot runner plate is arranged between the first middle mould base and the upper mould base, the mould core is arranged inside the first middle mould base and the second middle mould base, the mould core is provided with a plurality of mould cavities, the number of the heat distribution nozzle parts is multiple and is respectively arranged on the upper mould base, the main hot nozzle part is arranged on the upper mould base, a plurality of hot runners which are mutually communicated are arranged inside the hot runner plate, the output end of the main hot nozzle part is communicated with the hot runners, and the heat distribution nozzle part is arranged in a one-to-one correspondence with the hot runners, the heat distribution nozzle part is communicated with the hot runner, the heat distribution nozzle parts and the cavities are arranged in a one-to-one correspondence manner, and the output end of the heat distribution nozzle part is communicated with the cavities; first mode locking structure includes first mounting, second mounting and locking arm, first mounting set up in first middle part die holder, the second mounting set up in the die holder, the one end of locking arm rotate set up in first mounting, the other end of locking arm is equipped with the locking groove, the locking groove with the second mounting cooperatees.
Further, the mould still includes second mode locking structure, second mode locking structure includes female groove block and public groove block, female groove block set up in the die holder, public groove block set up in second middle part die holder, public groove block with female groove block cooperatees.
Furthermore, the die further comprises a plurality of positioning assemblies, each positioning assembly comprises a positioning groove block and a positioning lug, each positioning groove block is arranged on the second middle die holder, each positioning lug is arranged on the lower die holder, each positioning groove block is provided with a positioning groove, and one end of each positioning lug extends to the corresponding positioning groove.
Furthermore, the mold core is provided with a plurality of water conveying channels.
Further, the heat distribution nozzle component is provided with a control valve, and the control valve is used for controlling the opening and closing of the output end of the heat distribution nozzle component.
The utility model has the beneficial effects that:
1. the plastic raw material enters the hot runner of the hot runner plate through the main hot nozzle part, and is divided by the hot runner to enter the plurality of heat distribution nozzle parts to directly enter the cavity to be molded into a product, so that compared with the traditional mold, the water gap part is reduced, the production cost is saved, and the production efficiency is improved;
2. during the compound die, the locking groove straining second mounting of locking arm can be with die holder, first middle part die holder and the locking of second middle part die holder, and positioning effect is good, and stability is good, can improve the precision of product, improves the yields.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a schematic cross-sectional structure of the present invention.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1 to 3, the die without water gap provided by the present invention comprises an upper die holder 1, a lower die holder 2, a first middle die holder 3, a second middle die holder 4, a die core 5, a hot runner plate 6, a main hot nozzle part 7, a heat distribution nozzle part 8 and a first locking structure 9, wherein the first middle die holder 3 and the second middle die holder 4 are arranged between the upper die holder 1 and the lower die holder 2, the hot runner plate 6 is arranged between the first middle die holder 3 and the upper die holder 1, the die core 5 is arranged inside the first middle die holder 3 and the second middle die holder 4, the die core 5 is provided with a plurality of cavities 10, the heat distribution nozzle parts 8 are plural and are all arranged on the upper die holder 1, the main hot nozzle part 7 is arranged on the upper die holder 1, a plurality of hot runners (not shown in the figure) which are mutually communicated are arranged inside the hot runner plate 6, an output end of the main hot nozzle part 7 is communicated with the hot runners, the plurality of heat distribution nozzle parts 8 are arranged in one-to-one correspondence with the plurality of hot runners, the heat distribution nozzle parts 8 are communicated with the hot runners, the plurality of heat distribution nozzle parts 8 are arranged in one-to-one correspondence with the plurality of cavities 10, and the output ends of the heat distribution nozzle parts 8 are communicated with the cavities 10; the first mold locking structure 9 comprises a first fixing piece 12, a second fixing piece 13 and a locking arm 14, the first fixing piece 12 is arranged on the first middle mold base 3, the second fixing piece 13 is arranged on the lower mold base 2, one end of the locking arm 14 is rotatably arranged on the first fixing piece 12, the other end of the locking arm 14 is provided with a locking groove 15, and the locking groove 15 is matched with the second fixing piece 13.
In practical application, plastic raw materials enter into the hot runner of hot runner plate 6 through main hot nozzle part 7, and the hot runner is shunted and is got into a plurality of hot nozzle parts 8 of branch and directly enter into die cavity 10 inside, and the shaping is the product, has reduced the mouth of a river part compared with traditional mould, has practiced thrift manufacturing cost, has improved production efficiency. During die assembly, the locking groove 15 of the locking arm 14 fastens the second fixing piece 13, the lower die holder 2, the first middle die holder 3 and the second middle die holder 4 can be locked, the positioning effect is good, the stability is good, the precision of a product can be improved, and the yield is improved.
In this embodiment, the mold further includes a second mold locking structure 16, the second mold locking structure 16 includes a female groove block 17 and a male groove block 18, the female groove block 17 is disposed on the lower mold base 2, the male groove block 18 is disposed on the second middle mold base 4, and the male groove block 18 is matched with the female groove block 17. The second mold locking structure 16 can lock the lower mold base 2 and the second middle mold base 4, plays a role in strengthening locking, guarantees accurate matching of parts inside the mold, and improves accuracy.
In this embodiment, the mold further includes a plurality of positioning assemblies 19, each positioning assembly 19 includes a positioning groove block 20 and a positioning protrusion 21, the positioning groove block 20 is disposed on the second middle mold base 4, the positioning protrusion 21 is disposed on the lower mold base 2, the positioning groove block 20 is provided with a positioning groove (not shown), and one end of the positioning protrusion 21 protrudes to the positioning groove. The positioning assembly 19 can accurately match the lower die holder 2 and the second middle die holder 4, the positioning effect is good, accurate matching of each part inside the die is guaranteed, and the accuracy is improved.
In this embodiment, the mold core 5 has a plurality of water channels 22 for introducing cooling liquid to achieve a cooling effect.
In this embodiment, divide hot mouth part 8 to be equipped with control valve 23, control valve 23 is used for controlling the switching of the output of dividing hot mouth part 8, can accurate control plastic raw materials, prevents extravagant or circumstances such as material shortage, improves the yields.
All the technical features in the embodiment can be freely combined according to actual needs.
The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.
Claims (5)
1. The utility model provides a mould that no water gap produced, includes upper die base and die holder, its characterized in that: the hot runner mold further comprises a first middle mold base, a second middle mold base, a mold core, a hot runner plate, a main hot nozzle part, a heat distribution nozzle part and a first mold locking structure, wherein the first middle mold base and the second middle mold base are arranged between the upper mold base and the lower mold base, the hot runner plate is arranged between the first middle mold base and the upper mold base, the mold core is arranged inside the first middle mold base and the second middle mold base and is provided with a plurality of cavities, the heat distribution nozzle parts are in a plurality and are arranged in the upper mold base, the main hot nozzle part is arranged in the upper mold base, a plurality of hot runners which are mutually communicated are arranged inside the hot runner plate, the output end of the main hot nozzle part is communicated with the hot runners, the heat distribution nozzle parts are arranged in one-to-one correspondence with the hot runners, and the heat distribution nozzle part is communicated with the hot runners, the plurality of heat distribution nozzle parts are arranged in one-to-one correspondence with the plurality of cavities, and the output ends of the heat distribution nozzle parts are communicated with the cavities; first mode locking structure includes first mounting, second mounting and locking arm, first mounting set up in first middle part die holder, the second mounting set up in the die holder, the one end of locking arm rotate set up in first mounting, the other end of locking arm is equipped with the locking groove, the locking groove with the second mounting cooperatees.
2. The die of claim 1, wherein: the mould still includes second mode locking structure, second mode locking structure includes female groove piece and public groove piece, female groove piece set up in the die holder, public groove piece set up in second middle part die holder, public groove piece with female groove piece cooperatees.
3. The die of claim 1, wherein the die is formed by: the die further comprises a plurality of positioning assemblies, each positioning assembly comprises a positioning groove block and a positioning lug, the positioning groove block is arranged on the second middle die holder, the positioning lug is arranged on the lower die holder, the positioning groove block is provided with a positioning groove, and one end of the positioning lug extends to the positioning groove.
4. The die of claim 1, wherein the die is formed by: the mold core is provided with a plurality of water conveying channels.
5. The die of claim 1, wherein the die is formed by: the heat distribution nozzle part is provided with a control valve, and the control valve is used for controlling the opening and closing of the output end of the heat distribution nozzle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123136964.3U CN216992896U (en) | 2021-12-13 | 2021-12-13 | Die without water gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123136964.3U CN216992896U (en) | 2021-12-13 | 2021-12-13 | Die without water gap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216992896U true CN216992896U (en) | 2022-07-19 |
Family
ID=82383025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123136964.3U Active CN216992896U (en) | 2021-12-13 | 2021-12-13 | Die without water gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216992896U (en) |
-
2021
- 2021-12-13 CN CN202123136964.3U patent/CN216992896U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101254642A (en) | Dual-color one-shot forming injection mold and injection molding method thereof | |
| CN105034279A (en) | Double-color switch knob injection mold | |
| CN216992896U (en) | Die without water gap | |
| CN215472732U (en) | Novel double-sprue injection mold with balanced materials | |
| CN216127653U (en) | Enter even injection mold of gluing | |
| CN211730074U (en) | Automatic blank head mechanism in mould | |
| CN207105436U (en) | Compound die injection machine | |
| CN221622886U (en) | Injection mold for multi-gate interior trim part | |
| CN219076364U (en) | Accurate centering positioning die and injection molding machine comprising same | |
| CN218749101U (en) | Structure for solving material pulling scrap of mold product flow passage | |
| CN220052679U (en) | Glue feeding structure | |
| CN217258049U (en) | Injection mold of double-shaft cylinder workpiece | |
| CN202572817U (en) | Fixed mould structure of mould for manufacturing lenses by hot runner | |
| CN220593873U (en) | Injection mold | |
| CN208841727U (en) | A kind of filter bulb injection mold for sewage treatment | |
| CN218535416U (en) | Common mode mould for injection moulding | |
| CN208324045U (en) | It is a kind of not descend one cave injection mold of machine | |
| CN213891065U (en) | Slide block glue feeding mechanism of precise injection mold for automobile door plate | |
| CN219789086U (en) | Injection mold for double-color molding | |
| CN219360159U (en) | Forming die of plastics clamp | |
| CN114701123B (en) | Inlaying positioning high-precision injection mold for needle shield of injection needle | |
| CN212266535U (en) | High-impact-resistance cigarette paper plastic core hot runner mold | |
| CN221314975U (en) | Battery box injection mold | |
| CN219055182U (en) | High-efficiency multi-point injection molding mold | |
| CN210233899U (en) | Movable mould structure capable of being cooled rapidly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |