KR102206125B1 - Lens manufacturing device with auxiliary temperature controller and circulating temperature controller - Google Patents

Abstract

The present invention relates to a lens manufacturing device having an auxiliary temperature control unit and a circulating temperature control unit and, more specifically, comprises: a lower mold; an upper mold positioned to correspond to the lower mold; a lower core located in the center of the lower mold; an upper core positioned in the center of the upper mold to mold a plurality of lenses together with the lower core; a raw material supply unit for supplying molten raw material to the combined lower core and upper core; a lower temperature control unit provided in the lower mold to control the temperature of the lower core; an upper temperature control unit provided in the upper mold to control the temperature of the upper core; and a control water supply unit for circulating the control water to the lower temperature control unit and the upper temperature control unit, wherein the lower temperature control unit includes an auxiliary temperature control unit. According to the present invention as described above, by receiving a signal of a temperature measuring unit having a detachable temperature sensor and precisely controlling the temperature control unit, the temperature of the core can be kept constant so that the quality of a product can be maintained, and in particular, it is possible to maintain the sealed state of the temperature control packing, thereby extending the lifespan.

Description

Lens manufacturing device with auxiliary temperature controller and circulating temperature controller}

The present invention relates to an apparatus for manufacturing a lens, and more particularly, a temperature sensor installed only when measuring temperature is installed adjacent to the core to measure the actual temperature, thereby precisely controlling and supplying the temperature of the adjustable water. It relates to a lens manufacturing apparatus having an auxiliary temperature control unit and a circulating temperature control unit capable of improving work efficiency by not only maintaining the quality of the product, but also extending its life.

In general, vehicle lamps such as headlamps and taillights of vehicles are manufactured by applying LED as a light source, and have advantages of high brightness, excellent electrical characteristics, and long service life compared to conventional bulbs used previously.

However, considering that the light irradiated from the LED is in the form of a point light source with high linearity, the configuration of a lens for diffusing and irradiating the light is required.

Such a lens is manufactured by a mold, and in a conventional lens manufacturing mold, an injection groove is formed inside a core made in a block shape, so that a lens can be manufactured by filling and solidifying a synthetic resin raw material in the injection groove.

As disclosed in Patent Registration No. 10-1088294, in the conventional lens molding mold, when two plates having an intaglio or embossed surface are combined, a lens is formed by injecting raw materials with a molding space formed between them. do.

Here, the conventional mold controls the temperature to keep the temperature of the core within a certain range, but as the temperature of the control water rises and the packing melts due to the temperature of the core, there is a problem in that the temperature cannot be controlled due to leakage. do.

Accordingly, there is a problem in that the defective rate is increased, and the production rate is lowered, such as replacement work is performed by stopping the work in order to solve this, as well as the cost is increased.

Accordingly, there is an urgent need to develop a technology capable of improving product quality as well as improving work efficiency by maintaining the sealed state of the packing by the temperature of the core and maintaining it in a certain temperature range. .

Accordingly, the present invention has been devised to solve the above problems, and includes a lower mold, an upper mold positioned to correspond to the lower mold, a lower core positioned at the center of the lower mold, and a plurality of lenses together with the lower core. An upper core positioned at the center of the upper mold to form a material, a raw material supply unit for supplying molten raw materials to the combined lower core and the upper core, and a lower temperature control unit provided in the lower mold to control the temperature of the lower core , An upper temperature control part provided in the upper mold to control the temperature of the upper core, and a control water supply part for circulating control water to the lower temperature control part and the upper temperature control part, wherein the lower temperature control part The temperature of the core can be kept constant by receiving the signal of the temperature measuring unit having a detachable temperature sensor including the auxiliary temperature control unit, and the temperature control unit can be precisely controlled, thereby maintaining the quality of the product. It is an object of the present invention to provide a lens manufacturing apparatus having an auxiliary temperature control unit and a circulating temperature control unit capable of extending the life of the temperature control packing by maintaining the sealed state.

The present invention for achieving the above object is a lower mold, an upper mold positioned to correspond to the lower mold, a lower core positioned at the center of the lower mold, and a central portion of the upper mold to form a plurality of lenses together with the lower core. Positioned upper core, a raw material supply unit for supplying molten raw material to the combined lower core and upper core, a lower temperature control unit provided in the lower mold to control the temperature of the lower core, and control the temperature of the upper core And an upper temperature control unit provided in the upper mold, and a control water supply unit for circulating control water to the lower temperature control unit and the upper temperature control unit.

Preferably, the lower temperature control unit is formed on the lower mold so as to be positioned at any one side based on an extension line passing through the center of the lower core, the first lower temperature control space unit formed to be opened upward, the lower core A second lower temperature control space part formed on the lower mold to be located on the other side so as to be located on the other side based on the extension line passing through the center of the second lower temperature control space part, for sealing the open part of the first lower temperature control space part A first lower temperature control packing, a second lower temperature control packing for sealing an open portion of the second lower temperature control space, and a first lower part fixed to the lower mold to prevent separation of the first lower temperature control packing A temperature control cover, a second lower temperature control cover fixed to the lower mold to prevent separation of the second lower temperature control packing, a lower cooling supply path communicating with one end of the first lower temperature control space, and the second A lower temperature control block provided at one end of the lower mold, and the other end of the first lower temperature control space and the second lower temperature control space having a lower cooling discharge path in communication with one end of the lower temperature control space And a lower circulation block provided at the other end of the lower mold and having a lower circulation path therein to connect the other end of the negative.

In addition, the regulating water is moved to the first lower temperature control space through the lower cooling supply path and heat-exchanged with a part of the lower core, and then moves to the second lower temperature control space through the lower circulation path, so that the rest of the lower core and the It is heat-exchanged and discharged through the lower cooling discharge path.

In addition, the upper temperature control part, a first upper temperature control space part formed in the upper mold so as to be positioned at any one side, based on an extension line passing through the center of the upper core, Based on the extension line passing through the center, a second upper temperature control space part formed on the upper mold so as to be located on the other side, and formed to be open to the lower side, and a first for sealing the open part of the first upper temperature control space part 1 upper temperature control packing, a second upper temperature control packing for sealing an open part of the second upper temperature control space, a first upper temperature fixed to the upper mold to prevent separation of the first upper temperature control packing A control cover, a second upper temperature control cover fixed to the upper mold to prevent separation of the second upper temperature control packing, an upper cooling supply path and the second upper part in communication with one end of the first upper temperature control space part An upper temperature control block having an upper cooling discharge path in communication with one end of the temperature control space part and provided at one end of the upper mold, and the other end of the first upper temperature control space part and the second upper temperature control space part. And an upper circulation block provided at the other end of the upper mold and having an upper circulation path therein to connect the other end.

In addition, the regulating water is moved to the first upper temperature control space through the upper cooling supply path and heat-exchanged with a part of the upper core, and then moves to the second upper temperature control space through the upper circulation path, so that the rest of the upper core and It is heat-exchanged and discharged through the upper cooling discharge path.

In addition, each of the temperature control packings is produced by injection molding an unfired fluororesin.

And the control water supply unit, a control water supply tank for storing the control water, a heating heater for heating the control water of the control water supply tank, a cooling unit for cooling the control water of the control water supply tank, the control water And a supply pump for supplying the control water of the supply tank to the lower temperature control unit and the upper temperature control unit, and a control water supply control unit for controlling the heating heater and cooling unit and the supply pump.

In addition, it further includes an auxiliary temperature control unit for controlling the temperature by heat exchange with the respective control water of the lower temperature control unit and the upper temperature control unit.

And the auxiliary temperature control unit has at least one auxiliary temperature exchange space unit formed in the corresponding mold so as to be positioned around the outer periphery of the corresponding temperature control unit, and an accommodation space unit therein to correspond to each of the auxiliary temperature exchange space units, Auxiliary temperature control frame protruding from the mold, heat exchange water is stored therein, and moves along the receiving space and the auxiliary temperature exchange space to exchange heat with the control water of the corresponding temperature control unit, and the auxiliary temperature control jacket is moved. And an auxiliary temperature control drive unit for supplying the auxiliary temperature control jacket, and an auxiliary heat exchange water supply unit for supplying heat exchange water of a predetermined temperature to the auxiliary temperature control jacket.

In addition, the auxiliary temperature control unit, the auxiliary temperature exchange space unit is opened to the upper or lower side, the auxiliary temperature control jacket is moved in the vertical direction.

And the auxiliary temperature control unit, the auxiliary temperature exchange space unit is opened to one side or the other side in the horizontal direction, and the auxiliary temperature control jacket is moved in the horizontal direction.

In addition, it further comprises a temperature measuring unit installed when measuring the internal temperature of the lower core and the upper core, and separately stored after the measurement, and a temperature control unit for controlling the temperature control unit by receiving a signal of the temperature measuring unit. .

And the temperature measuring unit, at least one temperature measuring hole formed in each of the lower mold and the upper mold so as to be adjacent to the lower core and the upper core, the temperature at a position adjacent to the lower core and the upper core is located in the temperature measuring hole A temperature sensor for precisely measuring the temperature, and a detachable part for attaching and detaching the temperature sensor to the temperature measuring hole, wherein the temperature sensor is installed in the temperature measuring hole of the corresponding mold by the detachable part when measuring temperature After precisely measuring the temperature of the core, it is separated and stored separately.

In addition, the detachable part, a detachable hole formed around the open end of the temperature measuring hole, a first screw formed along the inner circumferential surface of the detachable hole, a detachable frame provided in the temperature sensor so as to be located in the detachable hole, and the And a second screw thread formed on the outer circumferential surface of the detachable frame to be fastened to the first screw thread.

And it further includes a rotation connection portion for rotatably connecting the temperature sensor to the detachable frame.

In addition, the rotary connection is a bearing.

As described above, according to the lens manufacturing apparatus having the auxiliary temperature control unit and the circulating temperature control unit according to the present invention, the temperature of the core is precisely controlled by receiving a signal of the temperature measurement unit having a detachable temperature sensor and controlling the temperature control unit precisely. It is a very useful and effective invention that can maintain a constant value to maintain the quality of the product. In particular, it is possible to maintain the sealed state of the temperature control packing, thereby extending the lifespan.

1 is a view showing a lens manufacturing apparatus according to the present invention,
2 is a view showing a lower temperature control unit according to the present invention,
3 is a view showing an upper temperature control unit according to the present invention,
4 is a view showing a control water supply unit according to the present invention,
5 is a view showing a state further provided with an auxiliary temperature control unit according to the present invention,
6 is a view showing another embodiment of the auxiliary temperature control unit according to the present invention,
7 is a diagram showing a state in which a temperature measuring unit and a temperature control unit according to the present invention are further provided,
8 is a view showing a temperature measuring unit according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The detailed description to be disclosed hereinafter together with the accompanying drawings is intended to describe exemplary embodiments of the present invention, and is not intended to represent the only embodiments in which the present invention may be practiced. The following detailed description includes specific details to provide a thorough understanding of the present invention. However, those of ordinary skill in the art to which the present invention pertains knows that the present invention may be practiced without these specific details.

In some cases, in order to avoid obscuring the concept of the present invention, well-known structures and devices may be omitted or illustrated in a block diagram form centering on core functions of each structure and device.

Throughout the specification, when a part is said to "comprising or including" a certain component, it means that other components may be further included rather than excluding other components unless specifically stated to the contrary. do. In addition, the term "... unit" described in the specification means a unit that processes at least one function or operation. In addition, "a or an", "one", "the" and similar related words are different from this specification in the context of describing the present invention (especially in the context of the following claims). Unless otherwise indicated or clearly contradicted by context, it may be used in a sense encompassing both the singular and the plural.

In describing the embodiments of the present invention, if it is determined that a detailed description of a known function or configuration may unnecessarily obscure the subject matter of the present invention, a detailed description thereof will be omitted. In addition, terms to be described later are terms defined in consideration of functions in an embodiment of the present invention, which may vary according to the intention or custom of users or operators. Therefore, the definition should be made based on the contents throughout this specification.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a view showing a lens manufacturing apparatus according to the present invention, Figure 2 is a view showing a lower temperature control unit according to the present invention, Figure 3 is a view showing an upper temperature control unit according to the present invention, Figure 4 Is a view showing a control water supply unit according to the present invention, Fig. 5 is a view showing a state in which the auxiliary temperature control unit according to the present invention is further provided, and Fig. 6 shows another embodiment of the auxiliary temperature control unit according to the present invention. 7 is a diagram illustrating a state in which a temperature measuring unit and a temperature control unit according to the present invention are further provided, and FIG. 8 is a view showing a temperature measuring unit according to the present invention.

As shown in the drawing, the lens manufacturing apparatus 10 having a circulating temperature control unit includes a lower mold 100 and an upper mold 200, a lower core 300, an upper core 400, a raw material supply unit 500, It includes a lower temperature control unit 600, an upper temperature control unit 700, and an adjustable water supply unit 800.

The upper mold 200 is positioned to correspond to the lower mold 100.

And the lower core 300 is located in the center of the lower mold (100).

The upper core 400 is positioned at the center of the upper mold 200 to form a plurality of lenses together with the lower core 300.

In addition, the raw material supply unit 500 is provided to supply the melted raw material to the combined lower core 300 and the upper core 400.

The lower temperature controller 600 is provided in the lower mold 100 to control the temperature of the lower core 300.

And the upper temperature control unit 700 is provided in the upper mold 200 to control the temperature of the upper core 400.

The control water supply unit 800 is provided to circulate the control water to the lower temperature control unit 600 and the upper temperature control unit 700.

According to this lens manufacturing apparatus 10, the object is manufactured, but the quality of the molded product can be kept constant by adjusting the molding temperature of the lower core 300 and the upper core 400 within a certain range. It is possible to prevent water leakage due to melting of the temperature control packings 630, 640, 730, and 740 of the lower temperature control unit 600 and the upper temperature control unit 700 by the control water.

In addition, as shown in FIG. 2, the lower temperature control unit 600 includes a first lower temperature control space 610 and a second lower temperature control space 620, a first lower temperature control packing 630, and 2 It includes a lower temperature control packing 640, a first lower temperature control cover 650, a second lower temperature control cover 660, a lower temperature control block 670 and a lower circulation block 680.

The first lower temperature control space part 610 is formed on the lower mold 100 so as to be positioned at any one side with respect to the extension line passing through the center of the lower core 300, and is formed to open upward.

In addition, the second lower temperature control space 620 is formed on the lower mold 100 so as to be positioned on the other side, based on the extension line passing through the center of the lower core 300, and is formed to open upward.

The first lower temperature control packing 630 is provided to seal the open portion of the first lower temperature control space 610.

In addition, the second lower temperature control packing 640 is provided to seal the open portion of the second lower temperature control space 620.

The first lower temperature control cover 650 is fixed to the lower mold 100 to prevent separation of the first lower temperature control packing 630, and is fixed by a plurality of fixing bolts.

In addition, the second lower temperature control cover 660 is fixed to the lower mold 100 to prevent separation of the second lower temperature control packing 640, and is fixed by a plurality of fixing bolts.

The lower temperature control block 670 includes a lower cooling supply path 672 communicating with one end of the first lower temperature control space 610 and a lower cooling communication with one end of the second lower temperature control space 620. It has a discharge path 674 and is provided at one end of the lower mold 100.

In addition, the lower circulation block 680 has a lower circulation path 682 therein to connect the other end of the first lower temperature control space 610 to the other end of the second lower temperature control space 620, It is provided on the other end of the mold 100.

The lower temperature control block 670 and the lower circulation block 680 are fixed to the lower mold 100 by fixing bolts, and cleaning, repair, and replacement operations can be easily performed.

According to the lower temperature control unit 600, the control water is moved to the first lower temperature control space 610 through the lower cooling supply path 672 and heat-exchanged with a part of the lower core 300.

Then, it is moved to the second lower temperature control space 620 through the lower circulation path 682 to heat exchange with the rest of the lower core 300, and is discharged through the lower cooling discharge path 674.

The discharged control water is circulated to the control water supply unit 800.

Here, the first lower temperature control cover 650 and the second lower temperature control cover 660 may be integrally formed.

And the upper temperature control unit 700, as shown in FIG. 3, the first upper temperature control space 710 and the second upper temperature control space 720, the first upper temperature control packing 730, It includes two upper temperature control packing 740, a first upper temperature control cover 750, a second upper temperature control cover 760, an upper temperature control block 770 and an upper circulation block 780.

The first upper temperature control space 710 is formed on the upper mold 200 so as to be positioned at any one side, based on the extension line passing through the center of the upper core 400, and is formed to be open to the lower side.

In addition, the second upper temperature control space part 720 is formed on the upper mold 200 so as to be located on the other side, based on the extension line passing through the center of the upper core 400, and is formed to be open to the lower side.

The first upper temperature control packing 730 is provided to seal the open portion of the first upper temperature control space 710.

In addition, the second upper temperature control packing 740 is provided to seal the open portion of the second upper temperature control space part 720.

The first upper temperature control cover 750 is fixed to the upper mold 200 to prevent separation of the first upper temperature control packing 730, and is fixed by a plurality of fixing bolts.

In addition, the second upper temperature control cover 760 is fixed to the upper mold 200 to prevent separation of the second upper temperature control packing 740, and is fixed by a plurality of fixing bolts.

The upper temperature control block 770 is an upper cooling supply path 772 that communicates with one end of the first upper temperature control space part 710 and an upper cooling that communicates with one end of the second upper temperature control space part 720. It has a discharge path 774 and is provided at one end of the upper mold 200.

And the upper circulation block 780 has an upper circulation path 782 therein to connect the other end of the first upper temperature control space part 710 to the other end of the second upper temperature control space part 720, It is provided on the other end of the mold 200.

According to the upper temperature control unit 700, the control water is moved to the first upper temperature control space unit 710 through the upper cooling supply path 772 to heat exchange with a part of the upper core 400.

Then, it is moved to the second upper temperature control space part 720 through the upper circulation path 782 to heat exchange with the rest of the upper core 400, and is discharged through the upper cooling discharge path 774.

The discharged control water is circulated to the control water supply unit 800.

Here, the first upper temperature control cover 750 and the second upper temperature control cover 760 may be integrally formed.

Here, each of the temperature control packings 630, 640, 730, 740 is manufactured by injection molding an unfired fluorine resin having high heat resistance.

Each of these temperature control packings (630, 640, 730, 740) is not melted at about 200°C, and is not melted even at the temperatures of the lower core 300 and the upper core 400 of 115 to 150°C. You can keep the temperature.

In addition, as shown in FIG. 4, the adjustable water supply unit 800 includes a control water supply tank 810, a heating heater 820, a cooling unit 830, a supply pump 840, and a control water supply control unit 850. Include.

The adjustment water supply tank 810 is provided to store the adjustment water.

In addition, the heating heater 820 is provided to heat the control water in the control water supply tank 810.

The cooling unit 830 is provided to cool the control water in the control water supply tank 810.

And the supply pump 840 is provided to supply the control water of the control water supply tank 810 to the lower temperature control unit 600 and the upper temperature control unit 700.

The adjustable water supply control unit 850 is provided to control the heating heater 820, the cooling unit 830, and the supply pump 840.

In addition, as shown in FIG. 5, the lens manufacturing apparatus 10 further includes an auxiliary temperature control unit 900.

The auxiliary temperature control unit 900 is provided to control the temperature by exchanging heat with each control water of the lower temperature control unit 600 and the upper temperature control unit 700.

This auxiliary temperature control unit 900 includes an auxiliary temperature exchange space unit 910 and an auxiliary temperature control frame 920, an auxiliary temperature control jacket 930, an auxiliary temperature control drive unit 940 and an auxiliary heat exchange water supply unit 950. Include.

At least one auxiliary temperature exchange space part 910 is formed in the corresponding mold 100 and 200 so as to be located around the outer side of the corresponding temperature control part 600 and 700.

And the auxiliary temperature control frame 920 has a receiving space portion 922 therein so as to correspond to each auxiliary temperature exchange space portion 910, and is formed to protrude from the corresponding molds (100, 200).

The auxiliary temperature control jacket 930 stores heat exchange water therein, and is moved along the accommodation space 922 and the auxiliary temperature exchange space 910 to exchange heat with the control water of the corresponding temperature control units 600 and 700.

In addition, the auxiliary temperature control driver 940 is provided to move the auxiliary temperature control jacket 930.

The auxiliary heat exchange water supply unit 950 is provided to supply heat exchange water of a predetermined temperature to the auxiliary temperature control jacket 930.

In this auxiliary temperature control unit 900, the auxiliary temperature exchange space unit 910 is opened upward or downward, and the auxiliary temperature control jacket 930 is moved in the vertical direction.

On the other hand, as shown in Figure 6, the auxiliary temperature control unit 900, the auxiliary temperature exchange space unit 910 is opened to one side or the other side in the horizontal direction, and the auxiliary temperature control jacket 930 is moved in the horizontal direction.

Accordingly, each auxiliary temperature control jacket 930 moves along the corresponding auxiliary temperature exchange space part 910 and adjusts the separation distance from the corresponding temperature control space part 610, 620, 710, 720 to precisely adjust the temperature of the adjuster. Quality can be maintained more effectively.

In addition, the auxiliary temperature control jacket 930 moving in the vertical direction and the auxiliary temperature control jacket 930 moving in the horizontal direction may be provided at the same time, and are adjusted adjacent to the corresponding parts of the corresponding temperature control unit 600, 700 It is natural that the water temperature can be controlled.

In addition, as shown in FIG. 7, the lens manufacturing apparatus 10 further includes a temperature measuring unit 1000 and a temperature control unit 1100.

The temperature measuring unit 1000 is provided to be detachably attached to the lower mold 100 and the upper mold 200 and installed to measure the temperature, and is provided to measure the temperatures of the lower core 300 and the upper core 400.

In addition, the temperature control unit 1100 is provided to control each of the temperature control units 600 and 700 by receiving a signal from the temperature measurement unit 1000.

According to such a lens manufacturing apparatus 10, the actual temperature of the lower core 300 and the upper core 400 can be accurately measured by the temperature measuring unit 100, so that each temperature control unit is performed by the temperature control unit 1100. (600, 700) is precisely controlled.

In addition, as the temperature measuring unit 1000 measuring the temperature is separated from the corresponding mold and stored separately, it is possible to prevent the lower core 300 and the upper core 400 from being damaged by high temperatures, as well as a plurality of lenses. Since it can be installed and used in the manufacturing apparatus 10, management efficiency can be improved.

To this end, the temperature measuring unit 1000 includes a temperature measuring hole 1010, a temperature sensor 1020, and a detachable part 1030, as shown in FIG. 8.

The temperature measuring unit 1000 is installed in the lower mold 100 and the upper mold 200 in the same configuration, and thus shows only a state installed in the lower mold 100 and the lower core 300.

At least one temperature measuring hole 1010 is formed in each of the lower mold 100 and the upper mold 200 so as to be adjacent to the lower core 300 and the upper core 400.

In addition, the temperature sensor 1020 is located in the temperature measuring hole 1010 and installed as necessary to accurately measure the temperature at a position adjacent to the lower core 300 and the upper core 400.

The detachable part 1030 is provided to attach and detach the temperature sensor 1020 to the temperature measuring hole 1010.

Looking at the operating state of the temperature measurement unit 1000, the temperature sensor 1020 is installed in the temperature measurement hole 1010 of the corresponding mold 100 and 200 by the detachable unit 1030 when measuring temperature, 300, 400) are precisely measured, then separated and stored individually.

Accordingly, the temperature sensor 1020 can prevent and minimize damage due to high temperature of the corresponding cores 300 and 400, and can be used in other lens manufacturing apparatuses 10 to improve utilization.

As such, the detachable part 1030 includes a detachable hole 1031, a first screw thread 1032, a detachable frame 1033, and a second screw thread 1034.

The detachable hole 1031 is formed around the open end of the temperature measuring hole 1010 and is formed with a larger direct hit than the temperature measuring hole 1010.

And the first screw thread 1032 is formed along the inner circumferential surface of the detachable hole 1031.

The detachable frame 1033 is provided in the temperature sensor 1020 to be located in the detachable hole 1031.

In addition, the second screw thread 1034 is formed on the outer circumferential surface of the detachable frame 1033 to be fastened to the first screw thread 1032.

Here, the detachable part 1030 further includes a rotation connection part 1035.

The rotation connection part 1035 is to connect the temperature sensor 1020 to the detachable frame 1033 so as to be rotatable, and in an embodiment, a bearing that is rotatably connected to each other is preferable.

In addition, it is natural that the temperature measurement unit 1000 and the temperature control unit 1100 of the lens manufacturing apparatus 10 are installed together with the auxiliary temperature control unit 900 to control the temperature control more precisely.

10: lens manufacturing apparatus 100: lower mold
200: upper mold 300: lower core
400: upper core 500: raw material supply unit
600: lower temperature control unit 700: upper temperature control unit
800: control water supply unit 900: auxiliary temperature control unit
1000: temperature measurement unit 1100: temperature control unit

Claims (2)

Lower mold;
An upper mold positioned to correspond to the lower mold;
A lower core positioned at the center of the lower mold;
An upper core positioned at the center of the upper mold to form a plurality of lenses together with the lower core;
A raw material supply unit for supplying the melted raw material to the combined lower core and the upper core;
A lower temperature controller provided in the lower mold to adjust the temperature of the lower core;
An upper temperature control unit provided in the upper mold to control the temperature of the upper core; And
Including; a control water supply unit for circulating the control water to the lower temperature control unit and the upper temperature control unit,
The lower temperature control unit,
A first lower temperature control space formed in the lower mold so as to be positioned at any one side with respect to an extension line passing through the center of the lower core, and formed to be opened upward;
A second lower temperature control space part formed in the lower mold so as to be positioned on the other side with respect to the extension line passing through the center of the lower core, and formed to be opened upward;
A first lower temperature control packing for sealing an open portion of the first lower temperature control space;
A second lower temperature control packing for sealing an open portion of the second lower temperature control space;
A first lower temperature control cover fixed to the lower mold to prevent separation of the first lower temperature control packing;
A second lower temperature control cover fixed to the lower mold to prevent separation of the second lower temperature control packing;
It has a lower cooling supply passage in communication with one end of the first lower temperature control space and a lower cooling discharge passage in communication with one end of the second lower temperature control space, and a lower temperature control provided at one end of the lower mold block;
A lower circulation block having a lower circulation path therein so as to connect the other end of the first lower temperature control space to the other end of the second lower temperature control space, and provided at the other end of the lower mold; And
Including; an auxiliary temperature control unit for controlling the temperature by heat exchange with the respective control water of the lower temperature control unit and the upper temperature control unit,
The auxiliary temperature control unit,
At least one auxiliary temperature exchange space part formed in the corresponding mold so as to be located around the outside of the corresponding temperature control part;
An auxiliary temperature control frame having an accommodation space portion therein so as to correspond to each of the auxiliary temperature exchange space portions and protruding from the corresponding mold;
An auxiliary temperature control jacket that stores heat exchange water therein and moves along the receiving space part and the auxiliary temperature exchange space part to exchange heat with the control water of the corresponding temperature control part;
An auxiliary temperature control driver for moving the auxiliary temperature control jacket; And
A lens manufacturing apparatus having an auxiliary temperature control unit and a circulation type temperature control unit including; an auxiliary heat exchange water supply unit for supplying heat exchange water of a predetermined temperature to the auxiliary temperature control jacket. The method of claim 1, wherein the auxiliary temperature control unit,
A lens manufacturing apparatus having an auxiliary temperature control unit and a circulation type temperature control unit, wherein the auxiliary temperature exchange space unit is opened to one side or the other side in a horizontal direction, and the auxiliary temperature control jacket is moved in a horizontal direction.

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