CN214448079U - High-precision hot runner mold for optical lens - Google Patents
High-precision hot runner mold for optical lens Download PDFInfo
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- CN214448079U CN214448079U CN202022964239.4U CN202022964239U CN214448079U CN 214448079 U CN214448079 U CN 214448079U CN 202022964239 U CN202022964239 U CN 202022964239U CN 214448079 U CN214448079 U CN 214448079U
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- heating
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Abstract
The utility model discloses a high-precision hot runner mold of optical lens piece, irritate the mouth including the hot runner, the hot runner is irritated the mouth outside and is provided with the mould holding ring, and mould holding ring bottom is provided with the hot runner hot plate, and hot runner hot plate lower surface is provided with the hot runner heating and is chewed, and the hot runner heating is chewed the bottom and is provided with the product, and product one side is provided with the runner, and hot runner hot plate one side is provided with the terminal box, and hot runner hot plate four corners is provided with the guide pillar, and the guide pillar outside is provided with the guide pin bushing, and the hot plate lower surface is provided with the location tip, and location tip one side is provided with smart positioner. The high-precision hot runner mold for the optical lens has the advantages that the length of the runner is shortened through the hot runner heating nozzle, the hot runner heating plate and the runner, and the material utilization rate is high; the distance from the material injection to the mold cavity is shortened, so that the production stability of the product is ensured; the precision of the die is improved by arranging the fine positioning device, so that the precision of a product is improved.
Description
Technical Field
The utility model relates to a mould processing technology field specifically is high-accuracy hot runner mold of optical lens piece.
Background
The traditional mold is formed by cold runners, each molded product comprises a vertical runner, a main runner, a sub-runner, a pouring gate and a product, the product only accounts for 30% -45% of each mold, the rest is waste, the material utilization rate is extremely low, the cost is high, and when the mold is formed, under the pressure of an injection molding machine, the material flows to the vertical runner from an injection molding machine nozzle firstly, then flows to the main runner and then flows to the sub-runner, and finally flows to a mold cavity through the pouring gate, the pressure loss and the heat loss are high, most of the cooling time of the traditional mold is used for cooling the pouring gate and the vertical runner, the forming period is long, however, the long forming time leads to the cooling of the material before the injection nozzle of the injection molding machine, and if the cold material is injected into the mold cavity, the defect of the product can be caused. The molding was very unstable.
The prior art has the following defects or problems:
1. the traditional die forming is cold runner forming, each formed die product comprises a vertical runner, a main runner, a sub-runner, a pouring gate and a product, and the product only accounts for 30% -45% of each die. The rest is waste material, the material utilization rate is extremely low, and the cost is very high;
2. during the shaping of traditional mould, the material all flows to perpendicular runner earlier, then flows to the sprue, flows to the subchannel again, enters into the mould intracavity through the runner at last, and the bend is more, and injection time, and the dwell time is longer, and injection pressure, dwell pressure are very big, and the most all is used in cooling runner and perpendicular runner of time of traditional mould refrigerated moreover, causes the shaping cycle longer.
3. Because the traditional mold has a longer molding period and short injection molding time, the material at the front section of the injection nozzle of the injection molding machine is in a cooling state, if the cold material is injected into the mold cavity, the appearance of a product is poor, the material is cooled due to the longer flow channel, and the molding is unstable
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide the high-accuracy hot runner mold of optical lens piece to the weak point of prior art to solve the problem that provides in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: optical lens piece high accuracy hot runner mold irritates the mouth including the hot runner, the mouth outside is irritated to the hot runner is provided with the mould holding ring, mould holding ring bottom is provided with the hot runner hot plate, hot runner hot plate lower surface is provided with the hot runner heating and chews, the hot runner heating is chewed the bottom and is provided with the product, product one side is provided with the runner, hot runner hot plate one side is provided with the terminal box, hot runner hot plate four corners is provided with the guide pillar, the guide pillar outside is provided with the guide pin bushing, the hot plate lower surface is provided with the location tip, location tip one side is provided with smart positioner.
As the utility model discloses an optimized technical scheme, the mouth is irritated outside at the hot runner to the mould holding ring cover, and the mould holding ring is fixed on the template by the screw.
As the utility model discloses an optimized technical scheme, the mouth is irritated to the hot runner has a perfect understanding mutually with the hot runner hot plate.
As the utility model discloses an optimized technical scheme, the hot runner heating is chewed and is link up each other through interior axle center portion runner with the hot runner hot plate, the hot runner heating is chewed and is connected through connecting piece and hot runner hot plate lower fixed surface, the quantity that the hot runner heating was chewed is four, the hot runner heating is chewed for continuous heating formula.
As the utility model discloses a preferred technical scheme, runner fixed mounting chews the bottom in the hot runner heating.
As the utility model discloses a preferred technical scheme, each the bottom is chewed in the heating has four runners through location tip fixed mounting.
As the utility model discloses a preferred technical scheme, the quantity of guide pillar, guide pin bushing is four, the quantity of location tip is four, fine positioning device's data volume is eight.
Compared with the prior art, the utility model provides a high-accuracy hot runner mold of optical lens piece possesses following beneficial effect:
1. according to the high-precision hot runner mold for the optical lens, the vertical flow channel is omitted, the hot runner heating nozzle is directly injected into the main flow channel and is in a continuous heating state, and in addition, the product is arranged in the hot runner filling nozzle, the hot runner heating plate, the hot runner heating nozzle and the flow channel, so that the length of the branch flow channel is shortened, the gram weight of the product of each mold is reduced by 30% -45%, the material utilization rate is high, and the cost is reduced;
2. this high-accuracy hot runner mold of optical lens, through the material from penetrating to the distance that gets into the die cavity shortens, heat loss just also is little, and the material that gets into in the die cavity just can not have the cold burden, also can not cause the defect of product, consequently can stable production.
3. This high-accuracy hot runner mold of optical lens piece is equipped with eight smart positioner through the setting, and four smart location are generally adorned to ordinary mould, and this utility model is equipped with eight smart positioner, have consequently just improved the precision of mould to the precision of product has been improved.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a front view of the junction box structure of the present invention;
FIG. 4 is a right side view of the junction box structure of the present invention;
FIG. 5 is a schematic view of the structure of the flow channel of the junction box of the present invention;
fig. 6 is the structure distribution diagram of the fine positioning device of the present invention.
In the figure: 1. pouring a nozzle through a hot runner; 2. a mold positioning ring; 3. hot runner heating plates; 4. a hot runner heating nozzle; 5. producing a product; 6. a flow channel; 7. a junction box; 8. a guide post; 9. a guide sleeve; 10. a locating pin; 11. and a fine positioning device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, in the present embodiment: optical lens piece high accuracy hot runner mold, irritate mouth 1 including the hot runner, 1 outside of mouth is irritated to the hot runner is provided with mould holding ring 2, 2 bottoms of mould holding ring are provided with hot runner hot plate 3, 3 lower surfaces of hot runner hot plate are provided with the hot runner heating and chew 4, the hot runner heating is chewed 4 bottoms and is provided with product 5, 5 one side of product is provided with runner 6, 3 one side of hot runner hot plate is provided with terminal box 7, 3 four corners of hot runner hot plate are provided with guide pillar 8, 8 outsides of guide pillar are provided with guide pin bushing 9, 3 lower surfaces of hot plate are provided with location tip 10, location tip 10 one side is provided with smart positioner 11. Through the hot runner mold, because a vertical flow channel is omitted, the hot runner heating nozzle 4 is directly injected into a main flow channel, the hot runner heating nozzle 4 is in a continuous heating state, and in addition, the product arrangement comprises the hot runner filling nozzle 1, the hot runner heating plate 3, the hot runner heating nozzle 4 and the flow channel 5, the length of a branch flow channel is shortened, the gram weight of a product of each mold is reduced by 30-45%, the material utilization rate is high, and the cost is reduced; the distance from the material injection to the material entering the die cavity is shortened, so that the heat loss is small, the material entering the die cavity has no cold material, and the product defect is avoided, thereby being capable of stably producing; eight smart location are equipped with through the setting, and four smart location are generally adorned to ordinary mould, and this utility model is equipped with eight smart location, has consequently just improved the precision of mould to the precision of product has been improved.
In the embodiment, the mold positioning ring 2 is sleeved outside the hot runner filling nozzle 1, and the mold positioning ring 2 is fixed on a template through screws, so that the mold is positioned; the hot runner filling nozzle 1 is communicated with the hot runner heating plate 3, and the hot runner plate 3 is continuously heated, so that the plastic is always kept in a molten state; the hot runner heating nozzles 4 are communicated with the hot runner heating plate 3 through an inner axial center part flow channel, the hot runner heating nozzles 4 are fixedly connected with the lower surface of the hot runner heating plate 3 through connecting pieces, the number of the hot runner heating nozzles 4 is four, the hot runner heating nozzles 4 are in a continuous heating type, and the hot runner heating nozzles 4 are in continuous heating to enable the material flowing out of the hot runner plate to be in a molten state; the flow channel 6 is fixedly arranged at the bottom end of the hot runner heating nozzle 4, and four flow channels 6 are fixedly arranged at the bottom of each heating nozzle 4 through positioning pins, so that the material is conveyed; by arranging eight fine positioning devices 11, the common die is generally provided with four fine positioning devices, and the utility model is provided with eight fine positioning devices 11, thereby improving the precision of the die and the precision of the product; through the hot runner mold, because a vertical flow channel is omitted, the hot runner heating nozzle 4 is directly injected into a main flow channel, the hot runner heating nozzle 4 is in a continuous heating state, and in addition, the product arrangement comprises the hot runner filling nozzle 1, the hot runner heating plate 3, the hot runner heating nozzle 4 and the flow channel 5, the length of a branch flow channel is shortened, the gram weight of a product of each mold is reduced by 30-45%, the material utilization rate is high, and the cost is reduced; the distance from the ejection to the die cavity is shortened, the heat loss is small, the material entering the die cavity does not have cold material, and the defect of a product is avoided, so that the production can be stabilized.
The utility model discloses a theory of operation and use flow: through the hot runner mold, because a vertical flow channel is omitted, the hot runner heating nozzle 4 is directly injected into a main flow channel, the hot runner heating nozzle 4 is in a continuous heating state, and in addition, the product arrangement comprises the hot runner filling nozzle 1, the hot runner heating plate 3, the hot runner heating nozzle 4 and the flow channel 5, the length of a branch flow channel is shortened, the gram weight of a product of each mold is reduced by 30-45%, the material utilization rate is high, and the cost is reduced; the distance from the material injection to the material entering the die cavity is shortened, so that the heat loss is small, the material entering the die cavity has no cold material, and the product defect is avoided, thereby being capable of stably producing; through setting up eight smart positioner 11 of being equipped with, four smart location are generally adorned to ordinary mould, and this utility model is equipped with eight smart positioner 11, have consequently just improved the precision of mould to the precision of product has been improved. The temperature control machine is connected to the injection molding machine, the temperature control machine is connected to the hot runner mold through a heating wire, the hot runner is heated to a set temperature in advance, the injection molding machine nozzle injects plastic into a hot runner plate which is continuously heated through the hot runner, then the plastic enters the hot runner heating nozzle 1 which is connected with the hot runner plate, the material in the hot runner heating nozzle 1 is injected into a cold runner of the mold, and finally the material enters the mold cavity through a pouring gate.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. High-accuracy hot runner mold of optical lens, its characterized in that: irritate mouth (1) including the hot runner, the hot runner is irritated mouth (1) outside and is provided with mould holding ring (2), mould holding ring (2) bottom is provided with hot runner hot plate (3), hot runner hot plate (3) lower surface is provided with the hot runner heating and chews (4), the hot runner heating is chewed (4) bottom and is provided with product (5), product (5) one side is provided with runner (6), hot runner hot plate (3) one side is provided with terminal box (7), hot runner hot plate (3) four corners is provided with guide pillar (8), guide pillar (8) outside is provided with guide pin bushing (9), hot plate (3) lower surface is provided with location tip (10), location tip (10) one side is provided with smart positioner (11).
2. The optical lens high precision hot runner mold according to claim 1, wherein: the mold positioning ring (2) is sleeved outside the hot runner filling nozzle (1), and the mold positioning ring (2) is fixed on the template through screws.
3. The optical lens high precision hot runner mold according to claim 1, wherein: the hot runner filling nozzle (1) is communicated with the hot runner heating plate (3).
4. The optical lens high precision hot runner mold according to claim 1, wherein: the hot runner heating nozzle (4) and the hot runner heating plate (3) are communicated with each other through an inner axis part flow channel, the hot runner heating nozzle (4) is fixedly connected with the lower surface of the hot runner heating plate (3) through a connecting piece, the number of the hot runner heating nozzle (4) is four, and the hot runner heating nozzle (4) is a continuous heating type.
5. The optical lens high precision hot runner mold according to claim 1, wherein: the runner (6) is fixed at the bottom end of the hot runner heating nozzle (4).
6. The optical lens high precision hot runner mold according to claim 1, wherein: the bottom of each heating nozzle (4) is fixedly provided with four runners (6) through positioning pins.
7. The optical lens high precision hot runner mold according to claim 1, wherein: the number of the guide columns (8) and the guide sleeves (9) is four, the number of the positioning pins (10) is four, and the data volume of the fine positioning device (11) is eight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022964239.4U CN214448079U (en) | 2020-12-11 | 2020-12-11 | High-precision hot runner mold for optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022964239.4U CN214448079U (en) | 2020-12-11 | 2020-12-11 | High-precision hot runner mold for optical lens |
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| Publication Number | Publication Date |
|---|---|
| CN214448079U true CN214448079U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022964239.4U Active CN214448079U (en) | 2020-12-11 | 2020-12-11 | High-precision hot runner mold for optical lens |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114506017A (en) * | 2021-11-26 | 2022-05-17 | 乐清昌德成电子有限公司 | Multi-glue-injection-port mold |
-
2020
- 2020-12-11 CN CN202022964239.4U patent/CN214448079U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114506017A (en) * | 2021-11-26 | 2022-05-17 | 乐清昌德成电子有限公司 | Multi-glue-injection-port mold |
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