CN214605766U - Cooling system in injection mold frame - Google Patents
Cooling system in injection mold frame Download PDFInfo
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- CN214605766U CN214605766U CN202120979348.5U CN202120979348U CN214605766U CN 214605766 U CN214605766 U CN 214605766U CN 202120979348 U CN202120979348 U CN 202120979348U CN 214605766 U CN214605766 U CN 214605766U
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Abstract
The utility model discloses a cooling system in injection mold frame, include: the device comprises an upper template and a lower template, wherein a first runner is arranged in the upper template, a first inlet of the first runner is arranged on the left side wall of the upper template, a water inlet valve and a first air inlet valve are respectively connected to the first inlet, a first outlet of the first runner is arranged on the bottom wall of the upper template, and a flange is connected to the first outlet; the lower die plate is internally provided with a second flow passage, a second inlet of the second flow passage is arranged on the top wall of the lower die plate, a flange hole is arranged on the second inlet, a second outlet of the second flow passage is arranged on the left side wall of the lower die plate, a water outlet valve and a second air inlet valve are respectively connected to the second outlet, a third outlet is arranged on the right side wall of the lower die plate, and a stop valve is arranged on the third outlet. The utility model has the advantages that: the cooling efficiency is improved, the first flow channel and the second flow channel can be prevented from being corroded and damaged by cooling water, and the service life of the upper template and the lower template is prolonged.
Description
Technical Field
The utility model relates to a cooling system in mould carrier moulds plastics.
Background
Injection molds are tools used in the plastics processing industry to match plastic molding machines to impart a complete configuration and precise dimensions to a plastic article. Injection molds generally consist of a mold core and a mold frame, which includes: the upper die plate can drive the upper die core to downwards close the die with the lower die plate and the lower die core together, the upper die core and the lower die core close the die to form a complete die core, and then injection molding can be carried out in the die core. When the injection molding is carried out, the hot melt adhesive can generate a large amount of heat, most of injection molds are naturally cooled at present, and the cooling efficiency of the cooling mode is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can improve cooling efficiency's cooling system in the die carrier of moulding plastics.
In order to achieve the above object, the utility model adopts the following technical scheme: cooling system in injection mold frame includes: the upper die plate is provided with an upper die cavity, the lower die plate is provided with a lower die cavity, the upper die plate is internally provided with a first runner, the first runner surrounds the periphery of the upper die cavity, a first inlet of the first runner is arranged on the left side wall of the upper die plate, the first inlet is respectively connected with a water inlet valve and a first air inlet valve, a first outlet of the first runner is arranged on the bottom wall of the upper die plate, and the first outlet is connected with a flange; the lower die plate is internally provided with a second runner, the second runner surrounds the periphery of the lower die cavity, a second inlet of the second runner is arranged on the top wall of the lower die plate, a flange hole matched with the flange is formed in the second inlet, a second outlet of the second runner is arranged on the left side wall of the lower die plate, a water outlet valve and a second air inlet valve are respectively connected to the second outlet, a third outlet is formed in the right side wall of the lower die plate and communicated with the second runner, and a stop valve is arranged on the third outlet.
Further, in the cooling system in the injection mold base, the first inlet is connected with a first three-way joint, and the water inlet valve and the first air inlet valve are respectively connected with the first three-way joint.
Furthermore, in the cooling system in the injection mold base, a second three-way joint is connected to the second outlet, and the water outlet valve and the second air inlet valve are respectively connected to the second three-way joint.
Further, the cooling system in the injection mold frame, wherein the connection structure between the flange and the first outlet is: the end part of the first outlet is provided with a mounting groove, the bottom wall of the mounting groove is provided with a first sealing ring and a plurality of threaded holes, the flange is provided with a plurality of counter bores, the flange is arranged in the mounting groove and is attached to the first sealing ring, the counter bores on the flange are respectively aligned with the threaded holes in the mounting groove one by one, hexagon socket head bolts are connected into the counter bores and the threaded holes which are aligned with each other, and nuts of the hexagon socket head bolts stretch into the counter bores.
Further, the cooling system in the injection mold frame is provided with a second sealing ring on the bottom wall of the flange hole.
Further, in the cooling system in the injection mold base, the third outlet is located below the second flow channel, and a transition flow channel inclined from left to right and from top to bottom is arranged between the third outlet and the second flow channel.
The utility model has the advantages that: the upper template and the lower template can be cooled by utilizing the cooling water which circularly flows by respectively arranging the first flow passage and the second flow passage in the upper template and the lower template, so that the cooling efficiency is greatly improved. After the cooling, the compressed air is respectively blown into the first runner and the second runner through the first air inlet valve and the second air inlet valve, so that the residual cooling water in the first runner and the second runner is dried, the first runner and the second runner are prevented from being corroded and damaged by the cooling water, and the service life of the upper template and the lower template is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a cooling system in an injection mold frame according to the present invention.
Fig. 2 is an enlarged schematic view of a structure at a in fig. 1.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1 and fig. 2, the cooling system of the injection mold frame of the present invention comprises: an upper die plate 1 and a lower die plate 2, wherein an upper die cavity 11 is arranged on the upper die plate 1, a lower die cavity 21 is arranged on the lower die plate 2, a first flow passage 3 is arranged in the upper die plate 1, the first flow passage 3 surrounds the periphery of the upper die cavity 11, a first inlet of the first flow passage 3 is arranged on the left side wall of the upper die plate 1, a first three-way joint 31 is connected on the first inlet, a water inlet valve 32 and a first air inlet valve 33 are respectively connected on the first three-way joint 31, a first outlet of the first flow passage 3 is arranged on the bottom wall of the upper die plate 1, a flange 4 is connected on the first outlet, an installation groove 34 is arranged at the end part of the first outlet, a first sealing ring 41 and a plurality of threaded holes are arranged on the bottom wall of the installation groove 34, a plurality of countersunk holes are arranged on the flange 4, the flange 4 is arranged in the installation groove 34 and is attached to the first sealing ring 41, the countersunk holes on the flange 4 are respectively aligned with the threaded holes in the installation groove 34 one by one, connected in the aligned counter bore and threaded bore is a socket head cap 42, into which the head of the socket head cap 42 projects.
The lower die plate 2 is provided with a second flow passage 5, the second flow passage 5 surrounds the periphery of the lower die cavity 21, a second inlet of the second flow passage 5 is arranged on the top wall of the lower die plate 2, a flange hole 51 matched with the flange 4 is arranged on the second inlet, a second sealing ring 43 is arranged on the bottom wall of the flange hole 51, a second outlet of the second flow passage 5 is arranged on the left side wall of the lower die plate 2, a second three-way joint 52 is connected to the second outlet, a water outlet valve 53 and a second air inlet valve 54 are respectively connected to the second three-way joint 52, a third outlet is arranged on the right side wall of the lower die plate 2 and located below the second flow passage 5, a transition flow passage 22 which inclines from left to right and from top to bottom is arranged between the third outlet and the second flow passage 5, and a stop valve 55 is arranged on the third outlet.
The working principle of the utility model is as follows: the inlet valve 32 and the outlet valve are connected to a water source through water pipes, and the first inlet valve 33 and the second inlet valve 54 are connected to a gas source through gas pipes. An upper die core is connected in an upper die cavity 11, a lower die core is connected in a lower die cavity 21, after the upper die core is driven by an upper die plate 1 to be matched with a lower die plate 2 and the lower die core, a flange 4 extends into a flange hole 51 on the lower die plate 2, the flange 4 is attached to a second sealing ring 43 in the flange hole 51, a first flow passage 3 is communicated with a second flow passage 5 through the flange 4, the first sealing ring 41 and the second sealing ring 43 attached to the flange 4 enable the flange to keep good sealing effect with the outside, then a first air inlet valve 33, a second air inlet valve 54 and a stop valve 55 are closed, an inlet valve 32 and an outlet valve 53 are opened, cooling water in a water source firstly enters the first flow passage 3 through the inlet valve 32, then enters the second flow passage 5 through the flange 4 and then flows back to the water source from the outlet valve 53, so that the cooling water plays a role of circulating cooling in the first flow passage 3 and the second flow passage 5, thereby cooling the upper mold core in the upper mold plate 1 and the lower mold core in the lower mold core 2. After cooling, the water inlet valve 32 and the water outlet valve 53 are closed, the stop valve 55 is opened, cooling water in the first flow passage 3 and the second flow passage 5 is left in the transition flow passage 22 under the action of self weight and is discharged outwards through the stop valve 55, at the moment, some water stains are remained in the first flow passage 3 and the second flow passage 5, and if the water stains are left in the first flow passage 3 and the second flow passage 5 for a long time, the first flow passage 3 and the second flow passage 5 are corroded and damaged, so that the service life of the upper template 1 and the lower template 2 is shortened, and the method for cleaning the remained water stains is as follows: the water inlet valve 32 and the water outlet valve 53 are closed, then the first air inlet valve 33 and the second air inlet valve 54 are opened, compressed air in the air source is blown into the first flow passage 3 and the second flow passage 5 through the first air inlet valve 33 and the second air inlet valve 54 respectively, the compressed air is wrapped with water stains and is discharged outwards through the stop valve 55, and therefore the water stains in the first flow passage 3 and the second flow passage 5 are dried.
The utility model has the advantages that: the upper template and the lower template can be cooled by utilizing the cooling water which circularly flows by respectively arranging the first flow passage and the second flow passage in the upper template and the lower template, so that the cooling efficiency is greatly improved. After the cooling, the compressed air is respectively blown into the first runner and the second runner through the first air inlet valve and the second air inlet valve, so that the residual cooling water in the first runner and the second runner is dried, the first runner and the second runner are prevented from being corroded and damaged by the cooling water, and the service life of the upper template and the lower template is prolonged.
Claims (6)
1. Cooling system in injection mold frame includes: cope match-plate pattern and lower bolster are provided with the die cavity on the cope match-plate pattern, are provided with down die cavity, its characterized in that on the lower bolster: a first runner is arranged in the upper die plate, the first runner surrounds the periphery of the upper die cavity, a first inlet of the first runner is arranged on the left side wall of the upper die plate, a water inlet valve and a first air inlet valve are respectively connected to the first inlet, a first outlet of the first runner is arranged on the bottom wall of the upper die plate, and a flange is connected to the first outlet; the lower die plate is internally provided with a second runner, the second runner surrounds the periphery of the lower die cavity, a second inlet of the second runner is arranged on the top wall of the lower die plate, a flange hole matched with the flange is formed in the second inlet, a second outlet of the second runner is arranged on the left side wall of the lower die plate, a water outlet valve and a second air inlet valve are respectively connected to the second outlet, a third outlet is formed in the right side wall of the lower die plate and communicated with the second runner, and a stop valve is arranged on the third outlet.
2. The cooling system in an injection mold frame according to claim 1, wherein: the first inlet is connected with a first three-way joint, and the water inlet valve and the first air inlet valve are respectively connected with the first three-way joint.
3. The cooling system in an injection mold frame according to claim 1, wherein: and the second outlet is connected with a second three-way joint, and the water outlet valve and the second air inlet valve are respectively connected with the second three-way joint.
4. The cooling system in an injection mold frame according to claim 1, wherein: the connection structure between flange and the first export does: the end part of the first outlet is provided with a mounting groove, the bottom wall of the mounting groove is provided with a first sealing ring and a plurality of threaded holes, the flange is provided with a plurality of counter bores, the flange is arranged in the mounting groove and is attached to the first sealing ring, the counter bores on the flange are respectively aligned with the threaded holes in the mounting groove one by one, hexagon socket head bolts are connected into the counter bores and the threaded holes which are aligned with each other, and nuts of the hexagon socket head bolts stretch into the counter bores.
5. The cooling system in an injection mold frame according to claim 4, wherein: and a second sealing ring is arranged on the bottom wall of the flange hole.
6. The cooling system in an injection mold frame according to claim 1, wherein: the third outlet is positioned below the second flow channel, and a transition flow channel which is inclined from left to right and from top to bottom is arranged between the third outlet and the second flow channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120979348.5U CN214605766U (en) | 2021-05-10 | 2021-05-10 | Cooling system in injection mold frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120979348.5U CN214605766U (en) | 2021-05-10 | 2021-05-10 | Cooling system in injection mold frame |
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| Publication Number | Publication Date |
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| CN214605766U true CN214605766U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120979348.5U Active CN214605766U (en) | 2021-05-10 | 2021-05-10 | Cooling system in injection mold frame |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115782097A (en) * | 2022-11-23 | 2023-03-14 | 阜阳冈奇精密科技有限公司 | Injection mold circulation heat sink |
-
2021
- 2021-05-10 CN CN202120979348.5U patent/CN214605766U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115782097A (en) * | 2022-11-23 | 2023-03-14 | 阜阳冈奇精密科技有限公司 | Injection mold circulation heat sink |
| CN115782097B (en) * | 2022-11-23 | 2024-04-09 | 阜阳冈奇精密科技有限公司 | Injection mold circulation heat sink |
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