CN211640815U - Three-plate mold vertical flow passage structure - Google Patents
Three-plate mold vertical flow passage structure Download PDFInfo
- Publication number
- CN211640815U CN211640815U CN201922395285.4U CN201922395285U CN211640815U CN 211640815 U CN211640815 U CN 211640815U CN 201922395285 U CN201922395285 U CN 201922395285U CN 211640815 U CN211640815 U CN 211640815U
- Authority
- CN
- China
- Prior art keywords
- plate
- stripper plate
- communicated
- runner
- groove
- 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 discloses a three-plate mold vertical flow passage structure, which comprises a stripper plate, wherein the stripper plate is provided with a feeding port which is communicated with a feeding channel, and the feeding channel runs through the stripper plate; the lower side surface of the stripper plate is provided with a groove, and a backing plate is fixed in the groove; a vertical flow channel penetrates through the base plate, and the upper end of the vertical flow channel is communicated with the material injection channel; a front template is arranged below the stripper plate, the upper side surface of the front template is in contact connection with the lower side surface of the stripper plate, an empty groove is formed in the upper side surface of the front template, and the backing plate is arranged in the empty groove; a transverse flow channel is formed in the bottom surface of the empty groove and communicated with the bottom end of the vertical flow channel; the front template is also provided with a branch upper runner which is communicated with the transverse runner. The utility model relates to a simply, practice thrift the cost, reduced the production of waste material, practice thrift raw and other materials, reduced injection loss of pressure and reduced production cycle, the time of having practiced thrift improves production efficiency.
Description
Technical Field
The utility model relates to a three board mould runner structure specifically is a runner structure is erected to three board mould.
Background
The mold for plastic products usually uses a three-plate mold structure, and the three-plate mold is a mold with a stub bar when used for injection molding products.
The three-plate mold can generate a longer vertical flow channel due to the structure, so that more waste materials are generated, the injection pressure is greatly lost, the cooling time required during injection molding and cooling is longer, and the waste of production raw materials and the extension of the production period are caused.
SUMMERY OF THE UTILITY MODEL
For solving the defects of the prior art, the utility model provides a runner structure is erected to three-plate mold, the utility model relates to a simply, practice thrift the cost, reduced the production of waste material, practice thrift raw and other materials, reduced injection loss of pressure and reduced production cycle, the time of having practiced thrift, improvement production efficiency.
In order to achieve the technical purpose, the utility model adopts the following technical scheme: a three-plate mold vertical flow passage structure comprises a stripper plate, wherein a feeding port is formed in the stripper plate, a feeding channel is communicated with the feeding port and penetrates through the stripper plate; a groove is formed in the lower side surface of the stripper plate, and a backing plate is fixed in the groove;
a vertical flow channel penetrates through the base plate, and the upper end of the vertical flow channel is communicated with the material injection channel;
a front template is arranged below the stripper plate, the upper side surface of the front template is in contact connection with the lower side surface of the stripper plate, an empty groove is formed in the upper side surface of the front template, and the backing plate is arranged in the empty groove; a transverse flow channel is formed in the bottom surface of the empty groove and communicated with the bottom end of the vertical flow channel; the front template is also provided with a branch upper runner which is communicated with the transverse runner;
a front mold core is arranged below the front mold plate, a branch lower runner is arranged on the front mold core, and the upper end of the branch lower runner is communicated with the branch upper runner; the front mold core is also provided with a cavity which is communicated with the branch lower flow passage.
Furthermore, an upper pull needle groove which is vertically penetrated is formed in the stripper plate, a lower pull needle groove which is vertically penetrated is formed in the base plate, and the bottom end of the lower pull needle groove is communicated with the transverse flow channel; and pull needles are arranged in the upper pull needle groove and the lower pull needle groove.
Further, the injection port is in a circular truncated cone shape with a large upper part and a small lower part.
Furthermore, the material injection channel and the vertical flow channel are both in a shape of a circular truncated cone with a small top and a large bottom, and the cross section of the bottom end of the material injection channel is the same as that of the bottom end of the vertical flow channel.
Further, the backing plate is fixedly connected with the stripper plate through bolts.
Further, the lower end part of the transverse flow passage is arranged in a round angle mode.
Furthermore, the branched lower flow passage is in a circular truncated cone shape with a large upper part and a small lower part.
To sum up, the utility model discloses following technological effect has been gained:
1. the utility model adds a backing plate between the stripper plate and the front template, and adopts a sinking structure, so that the length of the vertical channel (the branch upper flow channel and the branch lower flow channel jointly form the injection molding vertical channel) is shortened, the generation of waste materials is reduced, and raw materials are saved;
2. the utility model can reduce the injection pressure loss when shortening the vertical channel;
3. the utility model discloses when shortening perpendicular passageway, the cooling water route is reasonable, possesses better exhaust for cooling time shortens, has reduced production cycle, has practiced thrift the time, improves production efficiency.
Drawings
Fig. 1 is a cross-sectional view provided by an embodiment of the present invention;
fig. 2 is an exploded view of the embodiment of the present invention;
in the figure, 1, a stripper plate, 101, a feeding port, 102, a feeding channel, 103, a groove, 104, an upper pull pin groove, 2, a backing plate, 201, a vertical flow channel, 202, a lower pull pin groove, 3, a front template, 301, an empty groove, 4, a transverse flow channel, 401, a lower end part, 5, a branched upper flow channel, 6, a front mold core, 7, a branched lower flow channel, 8, a cavity, 9, a bolt, 10 and a pull pin.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Example (b):
as shown in fig. 1 and fig. 2, a three-plate mold vertical flow passage structure includes a stripper plate 1, the stripper plate 1 is provided with a feeding opening 101, and in this embodiment, the feeding opening 101 is in a circular truncated cone shape with a large top and a small bottom. The material injection port 101 is communicated with a material injection channel 102, the material injection channel 102 penetrates through the stripper plate 1, a groove 103 is formed in the lower side surface of the stripper plate 1, a backing plate 2 is fixed in the groove 103, and further the backing plate 2 is fixedly connected with the stripper plate 1 through a bolt 9.
The backing plate 2 is provided with a vertical runner 201 in a penetrating manner, the upper end of the vertical runner 201 is communicated with the material injection channel 102, furthermore, the material injection channel 102 and the vertical runner 201 are in a round table shape with a small top and a big bottom, and the cross section of the bottom end of the material injection channel 102 is the same as that of the bottom end of the vertical runner 201.
The lower part of the stripper plate 1 is provided with a front template 3, the upper side surface of the front template 3 is in contact connection with the lower side surface of the stripper plate 1, the upper side surface of the front template 3 is provided with an empty groove 301, the backing plate 2 is arranged in the empty groove 301, and structurally, the stripper plate 1 and the front template 3 wrap the backing plate 2 as shown in figure 1.
The bottom surface of the empty groove 301 is provided with the transverse flow channel 4, and the lower end part 401 of the transverse flow channel 4 in the embodiment adopts a round angle to avoid stacking waste materials, so that the waste materials are convenient to clear. The bottom ends of the transverse flow passage 4 and the vertical flow passage 201 are communicated. The front template 3 is also provided with a branch upper runner 5, and the branch upper runner 5 is communicated with the transverse runner 4.
A front mold core 6 is arranged below the front mold plate 3, a branch lower flow passage 7 is arranged on the front mold core 6, the branch lower flow passage 7 is in a circular truncated cone shape with a large upper part and a small lower part, the upper end of the branch lower flow passage 7 is communicated with the branch upper flow passage 5, and the branch upper flow passage 5 and the branch lower flow passage 7 jointly form a vertical injection molding passage. The material injection channel 102, the vertical runner 201, the transverse runner 4, the branch upper runner 5 and the branch lower runner 7 are communicated with each other, and injection molding is facilitated.
The bottom of the front mold core 6 is also provided with a cavity 8, and the cavity 8 is communicated with the branch lower runner 7.
In this embodiment, as shown in fig. 2, the stripper plate 1 is provided with an upper pull pin groove 104 vertically penetrating therethrough, the backing plate 2 is provided with a lower pull pin groove 202 vertically penetrating therethrough, and the bottom end of the lower pull pin groove 202 is communicated with the transverse flow passage 4; the upper and lower needle grooves 104 and 202 communicate with each other and internally mount the needle 10 for drawing out the waste.
The working principle is as follows:
the raw materials are poured from the material injection port 101, flow into the transverse flow channel 4 through the material injection channel 102 and the vertical flow channel 201, flow into the corresponding branch lower flow channels 7 through the branch upper flow channels 5, and are finally injected into the cavity 8.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a three board mould erects runner structure which characterized in that: the stripper plate comprises a stripper plate (1), wherein a feeding port (101) is formed in the stripper plate (1), a feeding channel (102) is communicated with the feeding port (101), and the feeding channel (102) penetrates through the stripper plate (1); a groove (103) is formed in the lower side surface of the stripper plate (1), and a backing plate (2) is fixed in the groove (103);
a vertical flow channel (201) penetrates through the base plate (2), and the upper end of the vertical flow channel (201) is communicated with the material injection channel (102);
a front template (3) is arranged below the stripper plate (1), the upper side surface of the front template (3) is in contact connection with the lower side surface of the stripper plate (1), an empty groove (301) is formed in the upper side surface of the front template (3), and the backing plate (2) is arranged in the empty groove (301); the bottom surface of the empty groove (301) is provided with a transverse flow channel (4), and the transverse flow channel (4) is communicated with the bottom end of the vertical flow channel (201); a branch upper runner (5) is further formed in the front template (3), and the branch upper runner (5) is communicated with the transverse runner (4);
a front mold core (6) is arranged below the front mold plate (3), a branch lower flow passage (7) is formed in the front mold core (6), and the upper end of the branch lower flow passage (7) is communicated with the branch upper flow passage (5); and a cavity (8) is also formed in the front mold core (6), and the cavity (8) is communicated with the branch lower runner (7).
2. The three-plate mold vertical runner structure of claim 1, wherein: an upper pull needle groove (104) which vertically penetrates is formed in the stripper plate (1), a lower pull needle groove (202) which vertically penetrates is formed in the base plate (2), and the bottom end of the lower pull needle groove (202) is communicated with the transverse flow channel (4); and pull needles (10) are arranged in the upper pull needle groove (104) and the lower pull needle groove (202).
3. The three-plate mold vertical runner structure of claim 1, wherein: the injection port (101) is in a circular truncated cone shape with a large upper part and a small lower part.
4. The three-plate mold vertical runner structure of claim 1, wherein: the material injection channel (102) and the vertical runner (201) are both in a round table shape with a small top and a large bottom, and the cross section of the bottom end of the material injection channel (102) is the same as that of the bottom end of the vertical runner (201).
5. The three-plate mold vertical runner structure of claim 1, wherein: the backing plate (2) is fixedly connected with the stripper plate (1) through bolts (9).
6. The three-plate mold vertical runner structure of claim 1, wherein: the lower end part (401) of the transverse flow passage (4) is arranged in a round angle mode.
7. The three-plate mold vertical runner structure of claim 1, wherein: the branch lower runner (7) is in a circular truncated cone shape with a large upper part and a small lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922395285.4U CN211640815U (en) | 2019-12-26 | 2019-12-26 | Three-plate mold vertical flow passage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922395285.4U CN211640815U (en) | 2019-12-26 | 2019-12-26 | Three-plate mold vertical flow passage structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211640815U true CN211640815U (en) | 2020-10-09 |
Family
ID=72699776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922395285.4U Active CN211640815U (en) | 2019-12-26 | 2019-12-26 | Three-plate mold vertical flow passage structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211640815U (en) |
-
2019
- 2019-12-26 CN CN201922395285.4U patent/CN211640815U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211640815U (en) | Three-plate mold vertical flow passage structure | |
| CN211591112U (en) | Overflow type injection mold | |
| CN204278396U (en) | A kind of support injection mold | |
| CN213618077U (en) | Glue injection forming die | |
| CN212795714U (en) | Clothes hanger main part forming die | |
| CN202895581U (en) | Plastic-injection three-plate mold | |
| CN208558164U (en) | Frame mould above a kind of washing machine | |
| CN211165073U (en) | Injection mold for manufacturing generator blade | |
| CN210308790U (en) | Synchronous forming die for special-shaped products | |
| CN216329781U (en) | Novel injection mold | |
| CN213500546U (en) | Injection mold | |
| CN205044077U (en) | Mechanism is flowed backward in energy -conservation | |
| CN212826551U (en) | Clothes hanger main part forming die | |
| CN214188283U (en) | Last storing storehouse forming die of hotel robot | |
| CN219114669U (en) | Plastic product forming die with good sealing performance | |
| CN219133103U (en) | Injection mold for processing rubber frame | |
| CN212764500U (en) | Three-plate mold capable of saving small water gap | |
| CN217666313U (en) | Half shell forming die of connecting piece | |
| CN205915608U (en) | Mould | |
| CN109277524A (en) | A kind of explosion core mould | |
| CN218777025U (en) | Novel injection type mold for groove pipe fitting | |
| CN214820378U (en) | Thermosetting plastic mould | |
| CN215320064U (en) | Stripper plate extension block device for motor casing die | |
| CN213564113U (en) | Air filter outlet duct injection mold | |
| CN209738201U (en) | Injection molding flow distribution plate structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |