CN219618369U - Resin lens injection mold with switchable cooling water channels - Google Patents
Resin lens injection mold with switchable cooling water channels Download PDFInfo
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- CN219618369U CN219618369U CN202320334038.7U CN202320334038U CN219618369U CN 219618369 U CN219618369 U CN 219618369U CN 202320334038 U CN202320334038 U CN 202320334038U CN 219618369 U CN219618369 U CN 219618369U
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- cooling water
- lens
- water channel
- moulding plastics
- injection mold
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to the technical field of resin lens injection molds, in particular to a resin lens injection mold with a switchable cooling water channel; including cover half and movable mould, the below of lens die cavity of moulding plastics is equipped with first cooling water course, the outside of lens die cavity of moulding plastics is rotatory form and is equipped with the second cooling water course, be equipped with the water diversion chamber between first cooling water course and the second cooling water course, be equipped with the manger plate casing in the water diversion chamber, there is the switching dish through switching shaft normal running fit in the manger plate casing, the side of manger plate casing still is equipped with a plurality of limbers, be equipped with the fluting on the switching dish. According to the utility model, the temperature sensor is used for collecting the temperature of the outer side and the bottom of the lens injection molding cavity, when the temperature of the lens injection molding cavity is higher, the driving mechanism can be used for rotating the switching disc until the switching disc rotates until the water through holes correspond to the grooves, so that the first cooling water channel and the second cooling water channel can be communicated, and the cooling liquid can flow to the second cooling water channel to expand the cooling range.
Description
Technical Field
The utility model relates to the technical field of resin lens injection molds, in particular to a resin lens injection mold with a switchable cooling water channel.
Background
The injection molding is a method for producing and shaping industrial products, the products usually use rubber injection molding and plastic injection molding, the injection molding can also be divided into injection molding compression molding and injection molding, an injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting materials into plastic products with various shapes by utilizing a plastic molding die, the injection molding is realized by the injection molding machine and the die, resin optical lenses used in life or work are also formed by injection molding, only one cooling water channel of the injection mold of the traditional resin lenses exists, the condition that the local temperature of a mold cavity is too high or the temperature of other positions is too low when cooling is carried out, and then cracks are easy to appear after the lens is molded, and the rejection rate of the lens injection molding piece is high.
For this purpose, a resin lens injection mold with switchable cooling water channels is proposed.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides a resin lens injection mold with a switchable cooling water channel.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the utility model provides a changeable resin lens injection mold of cooling water course, includes cover half and movable mould, the inside top central point of movable mould puts and is equipped with the mouth of moulding plastics, the lower extreme of mouth of moulding plastics is connected with the runner of moulding plastics, the runner of moulding plastics runs through the movable mould, lens die cavity of moulding plastics has been seted up at the top of cover half, and cover half and movable mould die seal the die cavity of moulding plastics with the lens after, the below of lens die cavity of moulding plastics is equipped with first cooling water course, the outside of lens die cavity of moulding plastics is rotatory form and is equipped with the second cooling water course, be equipped with the water diversion chamber between first cooling water course and the second cooling water course for communicate first cooling water course and second cooling water course, be equipped with the manger plate casing in the water diversion casing through switching shaft normal running fit, the side of manger plate casing still is equipped with a plurality of limbers, be equipped with the fluting on the switching plate, fixed seal between periphery and the cover half, the one end that the switching shaft kept away from the casing runs through water diversion chamber and the die cavity in proper order, the side of cover half is equipped with the actuating mechanism who is connected with the switching shaft, the outside of lens is equipped with the lens that moulds plastics and is used for monitoring the temperature sensor die cavity in real time.
Specifically, the driving mechanism is a two-phase forward and reverse rotating motor.
Specifically, a sealing sleeve is arranged on the inner side of the water diversion chamber and is sleeved on the switching shaft.
Specifically, still include the sealed pad that sets up on the switching dish, sealed pad is along with the rotatory clearance fit of switching dish between the inner wall of switching dish and manger plate casing.
Specifically, the number of the temperature sensors is two, the two temperature sensors are fixedly arranged on the outer side of the fixed die, the temperature measuring end of one temperature sensor horizontally penetrates through the fixed die and is arranged on the outer side wall of the lens injection molding cavity, and the temperature measuring end of the other temperature sensor horizontally penetrates through the fixed die and is arranged below the bottom of the lens injection molding cavity.
Specifically, the side of cover half is equipped with the water injection pipe, the output of water injection pipe is linked together with the input of first cooling water course, be equipped with the solenoid valve on the water injection pipe.
Specifically, the side of cover half is equipped with first drain pipe and second drain pipe, the input of first drain pipe is linked together with the output of first cooling water course, the input of second drain pipe is linked together with the output of second cooling water course.
The beneficial effects of the utility model are as follows:
according to the utility model, the first cooling water channel and the second cooling water channel are arranged, the temperature sensor is used for collecting the temperature of the outer side and the bottom of the lens injection molding cavity, when the temperature of the lens injection molding cavity is higher, the driving mechanism can be used for rotating the switching disc until the switching disc rotates until the water through holes correspond to the grooves, so that the first cooling water channel and the second cooling water channel can be communicated, the cooling liquid can flow to the second cooling water channel to expand the cooling range, the situation that the local temperature of the lens injection molding cavity is too high or the temperature of the rest positions is too low during cooling is avoided, and the molding rate of the lens injection molding piece is improved.
Drawings
FIG. 1 is a schematic diagram of a cooling water channel switchable resin lens injection mold according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of the inside of the water blocking housing according to the embodiment of the present utility model.
In the figure: the device comprises a fixed die 1, a movable die 2, an injection nozzle 3, an injection runner 4, a lens injection cavity 5, a water injection pipe 6, an electromagnetic valve 7, a first water discharge pipe 8, a second water discharge pipe 9, a first cooling water channel 10, a second cooling water channel 11, a water diversion chamber 12, a water retaining shell 13, a switching disc 14, a sealing sleeve 15, a switching shaft 16, a driving mechanism 17, a temperature sensor 18, a water through hole 19, a slot 20 and a sealing gasket 21.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, a switchable resin lens injection mold of cooling water channel, including cover half 1 and movable mould 2, the inside top central point of movable mould 2 puts and is equipped with injection molding mouth 3, the lower list of injection molding mouth 3 is connected with runner 4 of moulding plastics, runner 4 runs through movable mould 2, lens cavity 5 of moulding plastics has been seted up at the top of cover half 1, and cover half 1 and movable mould 2 die closing back with lens cavity 5 of moulding plastics, the below of lens cavity 5 of moulding plastics is equipped with first cooling water channel 10, the outside of lens cavity 5 of moulding plastics is rotatory form and is equipped with second cooling water channel 11, be equipped with water diversion chamber 12 between first cooling water channel 10 and the second cooling water channel 11 for communicate first cooling water channel 10 and second cooling water channel 11, be equipped with manger plate casing 13 in the water diversion chamber 12, through switching shaft 16 normal running fit in the water diversion casing 13 has switch-over disc 14, the side of casing 13 still is equipped with a plurality of water holes 19, be equipped with fluting 20 on the switching disc 14, be equipped with the water diversion chamber 12 between the periphery of water diversion casing 13 and the fixed water diversion chamber 16, the temperature sensing chamber 16 is equipped with the temperature sensing die cavity that the temperature of mirror 5 is kept away from in proper order with the side of moulding plastics of the cover half 1, and the side of moulding plastics is equipped with temperature sensing chamber 16.
In this embodiment, the injection molding runner 4 corresponds to the lens injection molding cavity 5, so that the injection molding process is facilitated.
In this embodiment, the first cooling water channel 10 is disposed below the lens injection molding cavity 5, so that the bottom of the lens injection molding cavity 5 can be cooled.
In the present embodiment, the second cooling water channel 11 is provided in a rotary manner on the outer side of the lens injection cavity 5, so that the side surface of the lens injection cavity 5 can be cooled.
In this embodiment, a water diversion chamber 12 is disposed between the first cooling water channel 10 and the second cooling water channel 11, a water blocking housing 13 for switching water channels, a switching disc 14 and a switching shaft 16 are disposed in the water diversion chamber 12, wherein when the first cooling water channel 10 and the second cooling water channel 11 need to be communicated, a driving mechanism 17 can be started, and the driving mechanism 17 drives the switching disc 14 to rotate until a water through hole 19 corresponds to a slot 20, so that the cooling liquid in the first cooling water channel 10 can flow to the second cooling water channel 11 through the water through hole 19, the slot 20 and the water diversion chamber 12 to expand the cooling range, and thus the cooling liquid can simultaneously cool the side surface and the bottom surface of the lens injection molding cavity 5, so that the situation that the local temperature of the lens injection molding cavity 5 is too high or the temperature of the rest position is too low during cooling is avoided, and the molding rate of the lens injection molding piece is improved.
In this embodiment, the driving mechanism 17 is a two-phase forward and reverse rotation motor.
In the embodiment, the two-phase forward and reverse rotating motor is arranged to save wires and avoid winding.
In this embodiment, a sealing sleeve 15 is disposed inside the water diversion chamber 12, and the sealing sleeve 15 is sleeved on the switching shaft 16.
In this embodiment, the sealing sleeve 15 is sleeved on the outer side of the switching shaft 16, and the sealing sleeve 15 is arranged at the position where the switching shaft 16 penetrates through the water diversion chamber 12, so that the movable seal between the switching shaft 16 and the water diversion chamber 12 is convenient to improve.
In this embodiment, the sealing gasket 21 is further disposed on the switching disc 14, and the sealing gasket 21 is movably matched between the switching disc 14 and the inner wall of the water blocking housing 13 along with the rotation of the switching disc 14, so as to realize the movable sealing of the switching disc 14 and the water blocking housing 13.
In this embodiment, the number of the temperature sensors 18 is two, both the temperature sensors 18 are fixedly disposed outside the fixed mold 1, wherein the temperature measuring end of one temperature sensor 18 horizontally passes through the fixed mold 1 and is disposed on the outer side wall of the lens injection molding cavity 5, and the temperature measuring end of the other temperature sensor 18 horizontally passes through the fixed mold 1 and is disposed below the bottom of the lens injection molding cavity 5.
In this embodiment, the temperature sensors 18 related to the present utility model are all special temperature sensors 18 for pipelines, and the temperature measuring ends of the special temperature sensors 18 for pipelines are longer, so that the real-time temperature detection of the outer side and the bottom close to the lens injection molding cavity 5 can be conveniently inserted.
In this embodiment, a water injection pipe 6 is disposed on a side surface of the fixed mold 1, an output end of the water injection pipe 6 is communicated with an input end of the first cooling water channel 10, and an electromagnetic valve 7 is disposed on the water injection pipe 6; the side of cover half 1 is equipped with first drain pipe 8 and second drain pipe 9, the input of first drain pipe 8 is linked together with the output of first cooling water course 10, the input of second drain pipe 9 is linked together with the output of second cooling water course 11.
In the present embodiment, the water injection pipe 6 and the electromagnetic valve 7 are provided for adjusting the flow rate of the coolant entering the first cooling water passage 10.
In the present embodiment, by providing the first drain pipe 8 and the second drain pipe 9, the coolant in the first cooling water passage 10 and the second cooling water passage 11 is discharged, respectively.
The working flow of the utility model is as follows: when the cooling device is used, the water injection pipe 6 is connected with an external water pump, so that cooling liquid is injected into the water injection pipe 6, then flows into the first cooling water channel 10, and further the bottom of the lens injection molding cavity 5 is cooled; when the temperature of the lens injection molding cavity 5 is higher, the driving mechanism 17 is started, the driving mechanism 17 drives the switching plate 14 to rotate until the switching plate rotates until the water through holes 19 correspond to the grooves 20, and cooling liquid in the first cooling water channel 10 can enter the second cooling water channel 11 through the water through holes 19 and the grooves 20 and through the water diversion chamber 12, so that the cooling liquid can flow to the second cooling water channel 11 to expand the cooling range, the side surface and the bottom surface of the lens injection molding cavity 5 are cooled simultaneously by the cooling liquid, the situation that the local temperature of the lens injection molding cavity 5 is too high or the temperature of other positions is too low during cooling is avoided, and the molding rate of lens injection molding pieces is improved.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (7)
1. The utility model provides a changeable resin lens injection mold of cooling water course, includes cover half and movable mould, its characterized in that, the inside top central point of movable mould puts and is equipped with the mouth of moulding plastics, the lower extreme of mouth of moulding plastics is connected with the runner of moulding plastics, the runner of moulding plastics runs through the movable mould, the lens die cavity of moulding plastics has been seted up at the top of cover half, and the cover half seals the lens die cavity of moulding plastics after the movable mould compound die, the below of lens die cavity of moulding plastics is equipped with first cooling water course, the outside of lens die cavity of moulding plastics is rotatory form and is equipped with the second cooling water course, be equipped with the water diversion chamber between first cooling water course and the second cooling water course for communicate first cooling water course and second cooling water course, be equipped with the manger plate casing in the water diversion chamber, there is the switching plate through switching shaft normal running fit in the manger plate casing, the side of manger plate casing still is equipped with a plurality of limbers, be equipped with the fluting on the switching plate, fixed seal between periphery and the water diversion chamber, the one end that the lens of switching shaft kept away from the casing is moulded plastics die cavity is equipped with the first cooling water course, the side of lens die cavity is equipped with the drive mechanism who is connected with the switching shaft, the outside of lens die cavity of manger plate is equipped with the temperature sensor in order to monitor the temperature.
2. The switchable cooling water channel resin lens injection mold of claim 1, wherein the driving mechanism is a two-phase counter-rotating motor.
3. The cooling water channel switchable resin lens injection mold of claim 1, wherein a sealing sleeve is arranged on the inner side of the water diversion chamber and is sleeved on the switching shaft.
4. The switchable cooling water channel resin lens injection mold of claim 1, further comprising a gasket disposed on the switching plate, the gasket being movably fitted between the switching plate and the inner wall of the water blocking housing with rotation of the switching plate.
5. The switchable cooling water channel resin lens injection mold of claim 1, wherein the number of the temperature sensors is two, the two temperature sensors are fixedly arranged on the outer side of the fixed mold, the temperature measuring end of one temperature sensor horizontally penetrates through the fixed mold and is arranged on the outer side wall of the lens injection mold cavity, and the temperature measuring end of the other temperature sensor horizontally penetrates through the fixed mold and is arranged below the bottom of the lens injection mold cavity.
6. The switchable cooling water channel resin lens injection mold of claim 1, wherein a water injection pipe is arranged on the side surface of the fixed mold, the output end of the water injection pipe is communicated with the input end of the first cooling water channel, and an electromagnetic valve is arranged on the water injection pipe.
7. The switchable cooling water channel resin lens injection mold of claim 1, wherein a first drain pipe and a second drain pipe are arranged on the side face of the fixed mold, the input end of the first drain pipe is communicated with the output end of the first cooling water channel, and the input end of the second drain pipe is communicated with the output end of the second cooling water channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320334038.7U CN219618369U (en) | 2023-02-28 | 2023-02-28 | Resin lens injection mold with switchable cooling water channels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320334038.7U CN219618369U (en) | 2023-02-28 | 2023-02-28 | Resin lens injection mold with switchable cooling water channels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219618369U true CN219618369U (en) | 2023-09-01 |
Family
ID=87773392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320334038.7U Active CN219618369U (en) | 2023-02-28 | 2023-02-28 | Resin lens injection mold with switchable cooling water channels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219618369U (en) |
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2023
- 2023-02-28 CN CN202320334038.7U patent/CN219618369U/en active Active
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