CN207432668U - Forming mold for aspherical optical lens - Google Patents

Abstract

A forming mold for aspheric optical lens comprises a mold plate set having multiple ejector rod sets, multiple male mold blocks and multiple female mold blocks, wherein the male and female mold plates of the mold plate set are provided with multiple male and female mold insert holes, the male and female mold insert holes are processed simultaneously to have better concentric accuracy, the female mold block is provided with a female mold insert, the male mold block is provided with a male mold insert, a hollow male mold bushing and a fine adjustment gasket, one end of the male mold insert is located in the male mold bushing, the male mold insert and the female mold insert are combined into a mold cavity, another end is provided with a male mold ejector rod, a spring is sleeved with a high screw, the male mold ejector rod is combined with the other end of the male mold insert, a fixing screw penetrates through a support plate of the mold plate set and is combined with the other end of the male mold ejector rod, the support plate is connected with an ejector rod of an ejector device, thus lenses with different sizes can be manufactured by only replacing the male mold bushing and the male mold insert, in addition, the male mold insert can not incline when moving and returning.

Description

Forming mold for aspherical optical lens

technical field

The utility model relates to a molding die, in particular to a molding die which can produce aspherical optical lenses of different sizes by simply replacing components.

Background technique

The existing mold for forming optical lenses generally includes an upper fixing plate, a lower fixing plate, a female template and a male template respectively fixed on the upper and lower fixing plates, the upper fixing plate and the lower fixing plate are After being driven by power, it can be relatively close to the mold or relatively separated from the mold. Furthermore, according to the shape of the optical lens to be manufactured, at least one Mold cavities, usually dozens of mold cavities are set on a group of molds, and runners are provided on the molds. One end of the runners is connected to each cavity, and the other end is connected to the injection machine, so that the material of the molded lens is passed through The runners are extruded into the mold cavities, and after the lenses are formed, the formed lens products are ejected from the mold cavities of the male template and the female template.

Because the mold cavity of the prior art is directly formed on the male template and the female template, and the mold cavity shape and size of the mold are made according to the size of the lens to be made, so the shape and size of the mold cavity formed on the mold are already Fixed, when wanting to mold and produce lenses of different sizes, the molding machine must stop producing, the female template and the male template are removed from the upper fixing plate and the lower fixing plate of the molding machine, and another set of lenses with different sizes The male and female templates of the mold cavity are installed on the upper fixing plate and the lower fixing plate of the molding machine before the production of lenses can be carried out. Therefore, when producing products of different sizes, the original mold must be removed and assembled with different sizes. Another set of molds not only consumes man-hours and manpower but also increases production costs.

Utility model content

In order to solve the aforementioned problems and shortcomings of the prior art, the purpose of this utility model is to provide a molding die for aspheric optical lenses, the male mold inlet hole and the female mold inlet hole are processed at the same time and have better concentricity. In addition, there are multiple ejector groups, male modules and female modules in the template group. During production, it is only necessary to replace bushes of different sizes and combine with male mold inserts to form a mold cavity with female mold inserts to make into lenses of different sizes; moreover, the elastic inertia of the spring is used to make the male mold insert return naturally, which can ensure that it will not interfere with the male mold insert and cause inclination, and can avoid abnormalities with the male mold entrance hole friction damage.

In order to achieve the aforementioned purpose of the utility model, the technical means used in the utility model is to provide a molding die for aspheric optical lenses, which includes a template group, a plurality of ejector pin groups, a plurality of male modules and a plurality of female modules , each of the ejector pin groups, each of the male modules and each of the female modules is installed in the formwork group;

The formwork group includes a fixed plate and a movable plate combined with each other, and a bearing plate, a male formwork and a female formwork combined with each other, wherein the male formwork and the female formwork can be guided relative to each other and the two adjacent The plate surface is a parting surface, and the main formwork is provided with a main channel and a runner. The cooling pipeline that runs through the conduction; the male template is provided with a plurality of male mold entry holes, the female template is provided with a plurality of female mold entry holes, the male template and the female template are superimposed on each other and positioned simultaneously to the male mold The entry hole and the entry hole of the master mold are processed and manufactured; the carrier plate is provided with a plurality of ejector holes, each of the ejector holes, each of the male mold entry holes and each of the female mold entry holes are located in relative positions , an inner step surface is formed in the hole of the ejector pin, and the bearing plate is provided with a first ejector plate and a second ejector plate combined with each other relative to each of the ejector pin holes, the second ejector plate and the second ejector plate an ejector rod connected to each other;

The ejector rod set has a male mold ejector rod, a constant height screw and a fixing screw. The male mold ejector rod is a hollow rod body, and an outer class surface is formed on the outer wall surface. One end of the male mold ejector rod has a penetrating In the rod hole, the inner wall surface is formed with a first inner turning surface, a second inner turning surface and a third inner turning surface. Pushing against the first inner turning surface, the ejector rod of the male mold is passed through the ejector rod hole of the bearing plate, and its outer step surface is opposite to the inner step surface formed by the ejector rod hole and has a gap formed therebetween One end of the equal-height screw has a screw thread, and the other end has a screw head, so that the end with a thread runs through the spring and the rod hole of the male die ejector rod and protrudes outside, and the screw of the equal-height screw The head is relatively located on the second inner turning surface of the ejector rod of the male mold, and the two ends of the spring are respectively pressed against the screw head and the first inner turning surface; one end of the fixing screw has a thread, and the other end has a screw head , through the second ejector plate and the first ejector plate to be combined with the male die ejector rod;

The male module includes a male die insert, a male die bushing and a fine-tuning gasket, the male die insert is a long cylinder and one end is a male die rod with a reduced rod diameter, the male die rod The end face has a first recess, and the other end face is concavely provided with a screw hole, and the male mold insert is inserted into the male mold insert hole of the male template, and the screw hole of the male mold rod is connected with the equal height screw. The threads at one end are combined with each other; the male mold bushing has a bushing hole inside, and a second concave cavity is formed on one end surface, and the male mold bushing is arranged at the male mold inlet hole of the male template , the male mold rod can slide through and is located in the bushing hole, so that the first cavity and the second cavity form a male mold cavity, the male mold cavity is in the shape of a piston, and the fine-tuning gasket is arranged on the A contour screw, the contour screw is combined and fixed in the screw hole of the male mold entry, and a distance S is formed between the screw head of the contour screw and the second inner turning surface in the ejector rod of the male mold;

The female module includes a female mold insert, a fine-tuning gasket and a fixing screw. The female mold insert is a long cylinder and one end is a female mold rod with a reduced rod diameter. One end surface of the female mold rod forms a There is a female mold cavity, and a screw hole is recessed in the end surface of the other end, the female mold insert is located in the female mold insert hole, the fine-tuning gasket is arranged at the end of the female mold insert, and the fixing screw passes through the female mold cavity. The fixed plate and the fine-tuning gasket are combined and fixed with the screw holes of the female mold insert. The female mold cavity forms a mold cavity with the first cavity and the second cavity, and the mold cavity and the other end of the runner connected.

The aforementioned molding die for aspherical optical lenses, wherein one end of the male mold entry hole is formed with a concave positioning groove, the male mold entry hole is connected to the positioning groove, and the inner diameter of the positioning groove is larger than the male mold entry hole. Hole diameter, one end of the male mold bushing is a protrusion, the protrusion is located at the positioning groove, a pressing block is provided, and a fixing piece is used to combine the pressing block, and press and fix the pressing block on the parting surface of the male formwork The male die bushing is located on the male die.

The molding die for the aforementioned aspherical optical lens, wherein the supporting plate has a body, and the body is concavely formed on one side adjacent to the movable plate to form a chamber, and a plurality of ejector pin holes are located through the body and communicate with the chamber , the first ejector plate and a second ejector plate are arranged in the chamber.

The molding die for the aforementioned aspheric optical lens, wherein the master template and the fixing plate are provided with a mounting hole communicating with each other, and the mounting hole is provided with a flow channel assembly, the main flow channel runs through the flow channel assembly, and the fixing plate runs through A plurality of fixing holes are provided, and each of the fixing holes and each of the master mold inlet holes surrounds the outer ring of the runner assembly.

The molding die of the aforementioned aspherical optical lens, wherein the outer diameter of the long cylinder of the female mold insert and the outer diameter of the male mold bushing are equal to the outer diameter of the long cylinder of the male mold insert, the error of the outer diameter is the same. It is ±3μm.

The utility model can at least achieve the following effects through the utilization of the aforementioned technical means:

The male mold entry hole set by the male template and the female mold entry hole set by the female template are stacked and positioned on the male template and the female template and then processed and formed by a processing machine at the same time. The sub-holes of the male mold and the sub-holes of the female mold at the opposite positions are located at the same center, and have better concentricity accuracy.

When the male mold insert is moved in the reverse direction to reset, the ejector rod moves to move the fixed male mold ejector rod at the same time, and drives the equal-height screw to return to the distance within the distance S. At this time, use The elastic inertia of the spring makes the male die insert return naturally, which will ensure that it will not interfere with the male die insert and cause inclination, and can avoid abnormal friction damage with the male die insert hole.

Furthermore, when the male and female templates are closed each time, the high pressure formed in the mold cavity is the same and stable, which can assist in the precise positioning of the male mold.

Description of drawings

Fig. 1 is a three-dimensional appearance view of the utility model.

Fig. 2 is a partial three-dimensional exploded view (1) of the present utility model.

Fig. 3 is a partial three-dimensional exploded view (2) of the present utility model.

Fig. 4 is a partial three-dimensional exploded view (3) of the present utility model.

Fig. 5 is a three-dimensional exploded view of the ejector pin group, the male module and the female module of the utility model.

Fig. 6 is a three-dimensional exploded view of the ejector rod group of the present invention.

Fig. 7 is a three-dimensional exploded view of the male module and the female module of the present invention.

Fig. 8 is a three-dimensional exploded view of the male module and the female module of the present invention.

Fig. 9 is a schematic cross-sectional view of the utility model.

Fig. 10 is an enlarged cross-sectional schematic diagram of the present utility model.

Fig. 11 is a schematic diagram of the action of the utility model.

Fig. 12 is an enlarged schematic diagram of part of the combination of the utility model.

Explanation of reference signs:

11 movable plate 110 ejector rod

12 Fixing plate 131 Body

132 Ejector pin hole 133 First ejector plate

134 Second ejector plate 1341 Fixing hole

14 Male formwork 141 Male formwork entry hole

15 Master template 16 Runner assembly

21 Male mold ejector rod 211 Outer surface

213 First inner hinge 22 Contour screw

220 Spring 23 Set screw

31 Male die insert 32 Male die bushing

33 Clamp 34 Trim spacer

41 Master Die Insert 42 Trim Spacer

43 Set screw.

Detailed ways

Referring to Fig. 1, Fig. 2 and shown in Fig. 5, the molding die of the aspheric optical lens of the present utility model, it comprises a template group 10, and this template group 10 is assembled with a plurality of ejector pin groups 20, a plurality of male modules 30 and a plurality of mother modules 40;

The formwork set 10 includes a movable plate 11 , a fixed plate 12 , a supporting plate 13 , a male formwork 14 and a female formwork 15 . Wherein the adjacent plate surface of the male template 14 and the female template 15 is a parting surface, the male template 14 is provided with a plurality of support guide columns 140, and the female template 15 is relatively provided with several guide holes 150, the guide holes 150 It can be sleeved on the guide post 140, so that the female template 15 can be separated or attached to each other relative to the male template 14; moreover, each plate body of the fixing plate 12, the female template 15 and the male template 14 can be provided with A plurality of through-through cooling pipelines 101 can provide cooling for each plate body, which is a prior art and will not be further described in detail;

With reference to Fig. 2, Fig. 3 and Fig. 9, the movable plate 11, the bearing plate 13 and the male template 14 are sequentially combined and fixed, wherein the male template 14 is provided with a plurality of male mold entry holes 141, One end of each male mold entry hole 141 is formed with a concave positioning groove 142 and the two are connected. The inner diameter of the positioning groove 142 is larger than the diameter of the male mold entry hole 141. The sub-holes 141 are arranged in a ring shape; the movable plate 11 runs through an opening 111, and an ejector rod 110 is arranged at the opening 111, and the ejector rod 110 is controlled and driven by a prior art ejector device. Can move backwards;

The support plate 13 includes a body 131, a first ejector plate 133 and a second ejector plate 134, the side of the body 131 adjacent to the movable plate 11 is recessed to form a chamber 130, the body 131 runs through A plurality of ejector pin holes 132 are provided, and each ejector pin hole 132 communicates with the chamber 130. The ejector pin holes 132 are formed with two different rod diameters in the long axis, and an inner step surface is formed between the two rod diameters. 1321; the chamber 130 is relative to the ejector rod 110 in the opening 111, the chamber 130 is provided with the first ejector plate 133 and a second ejector plate 134, the first ejector plate 133 There are a plurality of perforations 1331 through, and the second ejector plate 134 is provided with a plurality of fixing holes 1341. Each of the perforations 1331 corresponds to each of the fixing holes 1341. The first ejector plate 133 and the second ejector plate 133 The outgoing boards 134 are stacked on top of each other and fixed together with a plurality of rods and fixing pieces;

With reference to Fig. 2, Fig. 4 and Fig. 9, the master formwork 15 and the fixing plate 12 are combined and fixed with a plurality of rods and fixing pieces, and the master formwork 15 and the fixing plate 12 are provided with an interconnected The installation hole is provided with a flow channel assembly 16, and the flow channel assembly 16 is provided with a main flow channel 161; the fixing plate 12 is provided with a plurality of fixing holes 121, and each of the fixing holes 121 surrounds the flow channel assembly 16 At the outer ring, the master template 15 is penetrated with a plurality of master mold inlet holes 151, each of the master mold inlet holes 151 is arranged around the outer ring of the main flow channel 161, and each of the fixing holes 121 is opposite to each of the master mold inlets. A sub-hole 151, one end of the female mold entry sub-hole 151 is formed with a positioning groove 152 that is a reamed hole, and the positioning groove 152 is relative to the fixed plate 12; A plurality of runners 153 are formed therebetween, and one end of each runner 153 is connected to the main channel 161 to provide plastics to enter the cavity of the mould.

Referring to shown in Fig. 9, when each of the male mold entry holes 141 of the aforementioned male template 14 and each of the female mold inlet holes 151 of the female template 15 are processed and manufactured, the male template 14 and the female template 15 are mutually Overlapping and positioning, with the processing machine, the corresponding male mold inlet holes 141 and the female mold inlet holes 151 are simultaneously processed to make the pass patterns of each of the male mold inlet holes 141 and each of the female mold inlet holes 151, And grind its hole wall simultaneously, because both are processed simultaneously, make the center line of this male die entry sub-hole 141 and this female die entry sub-hole 151 to be accurately positioned at the same center.

Referring to Fig. 3, Fig. 5, Fig. 6, Fig. 9 and Fig. 10, each ejector rod group 20 includes a male die ejector rod 21, a contour screw 22 and a set screw 23, wherein the male die The ejector rod 21 is a hollow rod body with two different rod diameters formed in the long axis, and an outer class surface 211 is formed between the two rod diameters. One end of the ejector rod 21 of the male die penetrates the end surface to form a rod hole 212, and the other There is a threaded hole 216 inside one end, and the aperture of the rod hole 212 is smaller than the inner aperture of the ejector rod 21 of the male die to form a first inner turning surface 213, and the inner wall surface of the ejector rod 21 of the male die is sequentially A second inner turning surface 214 and a third inner turning surface 215 with different apertures are formed, wherein the aperture of the third inner turning surface 215 is larger than the aperture of the second inner turning surface 214, and the second inner turning surface 214 The aperture is larger than the aperture of the first inner turning surface 213, that is, the male mold ejector rod 21 is respectively the first inner turning surface 213, the second inner turning surface 214 and the other end from the end where the rod hole 212 is provided. The third inner turning surface 215; the male mold ejector rod 21 is provided with a spring 220 inside, and one end of the spring 220 is pressed against the first inner turning surface 213, and the male mold ejector rod 21 is positioned on the bearing plate 13 In the ejector pin hole 132 of the main body 131, a distance P can be formed between the outer step surface 211 and the inner step surface 1321 formed by the ejector pin hole 132, and the distance P is a ejection stroke. is the maximum distance that the ejector rod 21 of the male die can move relative to the ejector rod hole 132 of the bearing plate 13;

The contour screw 22 has a screw thread at one end and a screw head 221 at the other end. The contour screw 22 passes through the spring 220 and the rod hole 212 of the male mold ejector rod 21 with a threaded end. Protruding from the outside, the screw head 221 of the equal-height screw 22 is relatively located on the second inner turning surface 214 of the male ejector rod 21, and the two ends of the spring 220 respectively abut against the screw head 221 and the first inner turning surface. face 213;

The fixing screw 23 has a screw thread at one end and a screw head at the other end. The screw holes 216 are combined so that the end of the male die ejector rod 21 abuts against the first ejector plate 133, and when the ejector rod 110 pushes the second ejector plate 134, the male die ejector rod 21 Displacement will be formed at the same time.

With reference to Fig. 3, Fig. 5, Fig. 7, Fig. 8 and Fig. 9, each of the male modules 30 includes a male mold insert 31, a male mold bushing 32, a pressing block 33 and a fine-tuning gasket 34 , each of the male mold inserts 31 is a long cylinder, and its one end is a male mold rod 310 whose diameter is reduced to a male mold rod 310. A first recess 311 is formed on the end surface of the male mold rod 310, and in the end surface of the other end A screw hole 312 is recessed, and the male die entry 31 is inserted into the male die entry hole 141 of the male template 14;

The male die bushing 32 has a bushing hole 322 inside. One end of the male die bushing 32 is a protrusion 323 and a second concave cavity 321 is formed on the end surface. The male die bushing 32 It is arranged in the male mold entry hole 141 and its protrusion 323 is located at the positioning groove 142, as shown in FIG. 2; The briquetting block 33 is combined with a fixing piece on the male template 14 and presses and fixes the male mold bushing 32 on the male template 14; the male mold rod 310 of the male mold insert 31 is slidably passed through the sleeve In the sleeve hole 322, the first cavity 311 and the second cavity 321 form a male mold cavity, and the male mold cavity is in the shape of a piston; Between the rods 21, the equal-height screw 22 passes through the fine-tuning washer 34 and is fixed in the screw hole 312 of the male mold insert 31;

With reference to Fig. 12, the equal-height screw 22 passes through the spring 220, the rod hole 212 of the ejector rod 21 of the male die, and the fine-tuning washer 34 is combined with the screw hole 312 of the male die insert 31 and fixed. A distance S is formed between the screw head 221 of the equal-height screw 22 and the second inner turning surface 214 in the ejector rod 21 of the male mold. The preferred distance of the distance S is 0.1mm, so that the male mold enters the 31 is not fully fastened with this male mold ejector rod 21.

Referring to Fig. 4, Fig. 5, Fig. 8 and Fig. 9, each of the female modules 40 includes a female mold insert 41, a fine-tuning gasket 42 and a fixing screw 43, wherein the female mold insert 41 is a Long cylinder, one end of which is a female mold rod 410 whose diameter is reduced to a female mold rod 410. A female mold cavity 411 is formed on one end surface of the female mold rod 410, and a protrusion 413 is formed on the other end and a screw hole is recessed on the end surface 412, the master mold insert 41 is passed through the master mold insert hole 151 of the master template 15 and its protrusion 413 is located in the positioning groove 152, the fine-tuning gasket 42 is arranged on the master mold insert 41 and is located In the positioning slot 152 , the fixing screw 43 passes through the fine-tuning washer 42 and is fixed to the screw hole 412 of the female mold insert 41 .

With reference to Fig. 9 and shown in Fig. 10, since the male die entry hole 141 and the female die entry hole 151 are processed simultaneously and the hole walls are ground at the same time, the male die entry hole 141 and the female die The centerline of the inlet hole 151 is accurately positioned at the same center, and the male mold bushing 32 and the male mold inlet 31 are all moved on the basis of the male mold inlet 141, and the female mold inlet 41 is moved with the male mold inlet 141. The master mold entry hole 151 is a reference movement, and all displacements are based on the same reference, so it has better concentricity accuracy.

The mold cavity for making shaped lenses is composed of the female mold cavity 411 and the first cavity 311 and the second cavity 321. If the size of the lens to be made is different, the male mold bushing 32 of another size can be replaced, that is, The second concave cavity 321 with another size can form a male mold cavity of another size in the bushing hole 322 of the male mold bushing 32 through the original male mold insert 31 , and cooperate with the female mold 411 In order to form a mold cavity with another size, a lens of another size can be produced. When the outer diameter of the lens to be produced is changed, only the male mold bushing 32 needs to be replaced instead of the entire template, which can save production. cost.

Furthermore, the male template 14 and the female template 15 are attached to each other to complete the mold closing. At this time, there is a mold between the male mold cavity formed by the first cavity 311 and the second cavity and the female mold cavity 411. Cavity, the mold cavity is connected with the other end of the runner 153, the plastic used to make the optical lens enters the male mold cavity and the female mold cavity 411 through the runner 153 through the main channel 161 of the runner assembly 16, As shown in Figure 11, after the lens is formed in the mold cavity, the female template 15 and its female mold insert 41 are separated from the male template 14, its male mold insert 31 and male mold bushing 32. The rod 110 is pushing the second ejector plate 134 and the first ejector plate 133 located on the bearing plate 13, and at this time, the fine-adjustment spacer 34 and the male mold insert are sequentially pushed through the male mold ejector rod 21. 31, the male mold rod 310 of the male mold insert 31 has the end of the first cavity 311 to push out the molded lens from the male mold cavity, because the male mold insert 31 is comprehensive and in the ejection direction Parallel to the entrance hole 141 of the male mold, the lens will be pushed out in an even force manner, thereby ensuring the accuracy of the surface shape of the lens.

With reference to Fig. 12, the male mold insert 31 is reversely moved and reset, and the ejector device drives the ejector rod 110 to move while fixing the male mold ejector rod 21 to move, and drives the contour screw 22 to forcibly Return to the distance of the distance S. At this time, the elastic inertia of the spring 220 is used to make the male mold entry 31 return naturally. This will ensure that it will not interfere with the male mold entry 31 and cause tilting, and then can Avoid abnormal frictional damage with the male mold entry hole 141.

And if the inertia of the spring 220 returns to the original position, the male mold insert 31 cannot be precisely located within the distance S, because the high pressure formed in the mold cavity is the same and stable when each mold is closed. , so it can assist the precise positioning of the male die entry 31.

Claims (6)

1. a kind of molding die of aspheric optical lens, which is characterized in that include a template group, multiple mandril groups, multiple Male module and multiple female modules, respectively the mandril group, the respectively male module and respectively the female module is installed in the template group；

The template group include the fixed plate that be combined with each other and a movable plate and the board be combineding with each other, a male template with It is a die joint that one caster, the wherein male template opposite can guide displacement and two adjacent plate faces with the caster, at this Male template is equipped with sprue and runner, which is interconnected with the sprue, the fixed plate, the caster and this Equipped with multiple cooling lines through conducting in each plate body of male template；The male template is equipped with multiple male die insert holes, the master mold Plate enters sub-aperture equipped with multiple master molds, and the male template is with caster positioning stacked on top of each other simultaneously to the male die insert hole and the master mold Enter sub-aperture processing and fabricating pass；The board is equipped with multiple jogger holes, respectively the jogger hole, respectively the male die insert hole and respectively the master mold enters Sub-aperture is located at relative position, and class face in one is formed in the jogger hole, which is equipped with compared with the respectively mandril hole site One first liftout plate and one second liftout plate be combineding with each other, second liftout plate and a knock-pin are connected with each other；

The mandril group has a male model knock-pin, a contour screw and a fixed screw, which is hollow lever, Outside wall surface is formed with an outer class face, which has perforative rod aperture, and internal face is formed in one first Turnover face, in turnover face and one the 3rd turnover face in one second, and the internal diameter in each face of transferring is difference, is set inside the male model knock-pin There is a spring, which supports in the turnover face in first, which is the mandril worn positioned at the board In hole, the interior class face and interval that outer class face is formed compared with the jogger hole are formed with a spacing；The contour screw One end has screw thread, and the other end has a screw head, to have threaded one end through the spring and the male model knock-pin The rod aperture and it is prominent in outside, the screw head of the contour screw is located relatively at turnover face in the second of the male model knock-pin, should The screw head and the turnover face in first are supported respectively in the both ends of spring；The fixed screw one end has screw thread, the other end tool There is a screw head, combined through second liftout plate and first liftout plate with the male model knock-pin；

The male module includes a male die insert, a male model bushing and a fine tuning gasket, the male die insert for a long cylinder and One end is the male model bar that bar footpath reduces, and the end face of the male model bar has one first depression, and the other end is recessed in end face One screw hole, the male die insert are worn in the male die insert hole, and the screw hole of the male model bar should with the contour screw one end Screw thread be combined with each other；The male model bush inside has a bush hole, and end face is formed with one second depression of indent, male model lining It is set at the male die insert hole of the male template, what which can slide wears in the bush hole so that this One depression and the second depression form a male die cavity, which is located at the contour screw, which, which combines, is fixed on this The screw hole of male die insert, this in the screw head of the contour screw and the male model knock-pin are formed with one in second between turnover face Interval S；

The female module includes a master mold and enters son, a fine tuning gasket and a fixed screw, which enters son for a long cylinder and one End is the master mold bar that bar footpath reduces, and the end face of the master mold bar is formed with a female die cavity, and the other end is recessed in end face One screw hole, the master mold enter son and wear to enter in sub-aperture positioned at the master mold, which is arranged on the master mold and enters sub- end, this is fixed The screw hole that screw enters son through the fixed plate and the fine tuning gasket and the master mold be combined with each other fixation, and the female die cavity is first recessed with this Cave and the second depression form a die cavity, which connects with the other end of the runner.

2. the molding die of aspheric optical lens as described in claim 1, which is characterized in that male die insert hole one end shape Into the locating slot for having indent, with the locating slot to be connected, which is more than the male die insert hole in the male die insert hole Aperture, the male model bushing one end are a protrusion, and protrusion is located at the locating slot, and equipped with a briquetting, being combined with a fixing piece should Briquetting on the male template die joint and compresses and fixes the male model bushing and be located at the male template.

3. the molding die of aspheric optical lens as claimed in claim 1 or 2, which is characterized in that the board has one Body, the body have been recessed a room adjacent to the movable plate one side, multiple jogger holes be through positioned at the body and with appearance Room communicates, and first liftout plate and one second liftout plate are set in the room.

4. the molding die of aspheric optical lens as claimed in claim 3, which is characterized in that the caster and the fixed plate Equipped with an interconnected mounting hole, which is equipped with a flow channel component, which, which runs through, is located at the flow channel component, this is solid Fixed board, which runs through, is equipped with multiple mounting holes, respectively the mounting hole and respectively the master mold enters sub-aperture to be looped around at the flow channel component outer shroud.

5. the molding die of aspheric optical lens as claimed in claim 4, which is characterized in that the male die cavity is in piston-like.

6. the molding die of aspheric optical lens as described in claim 1, which is characterized in that the master mold enters the long cylinder of son Outer diameter, the outer diameter of the male model bushing are equal with the long cylinder outer diameter of male die insert, and the error of equal i.e. outer diameter is ± 3 μ m。