CN210759050U

CN210759050U - Optical lens injection mold with S-shaped distribution cavities

Info

Publication number: CN210759050U
Application number: CN201920829206.3U
Authority: CN
Inventors: 南基学
Original assignee: Yejia Optical Technology Guangdong Corp
Current assignee: Yejia Optical Technology Guangdong Corp
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-06-16
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses an optical lens injection mold of die cavity S type distribution, including bed die and last mould, the below of the left and right sides of bed die is closely laminated with last mould through clamping device, the internally mounted of bed die and last mould has the device of moulding plastics, the lower extreme rigid coupling of bed die has the bottom plate, the upper end of the device of moulding plastics all is equipped with sealing device, sealing device' S the outside is passed through rotary device and is linked to each other with last mould is fixed. This optical lens injection mold is distributed to die cavity S type, through the second montant, the die cavity, go up the mould, a bearing, the fixture block, the roof, mould plastics mouthful and the cooperation between the second spring, solved this mould and had the dust or corrosive object to get into the problem that influences the die cavity shape placing the in-process, through last mould, the bed die, first horizontal pole, the second horizontal pole, the diaphragm, first montant, a spring, the cooperation between round pin axle and the sleeve, solved the mould and received the mistake in the use and bump the problem that causes the dislocation of bed die from top to bottom.

Description

Optical lens injection mold with S-shaped distribution cavities

Technical Field

The utility model relates to a technical field of moulding plastics specifically is an optical lens injection mold that die cavity S type distributes.

Background

The injection mold is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection molding is a processing method used in batch production of parts with complex shapes, specifically, plastics melted by heating are injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical lens injection mold that die cavity S type distributes to this mould that proposes in solving above-mentioned background art has dust or corrosive substance to get into the problem that influences the die cavity shape placing the in-process, still has the mould to receive the mistake simultaneously and bumps the problem that causes the dislocation of upper and lower mould in the use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an optical lens injection mold of die cavity S type distribution, includes the bed die and goes up the mould, the top of bed die is equipped with the mould, the below of the left and right sides of bed die is closely laminated with last mould through clamping device, the internally mounted of bed die and last mould has injection moulding device, the lower extreme rigid coupling of bed die has the bottom plate, injection moulding device 'S upper end all is equipped with sealing device, sealing device' S the outside is passed through rotary device and is gone up the mould fixed linking to each other.

Preferably, the device of moulding plastics is including moulding plastics mouth, die cavity, lower module and last module, go up module and lower module rigid coupling respectively in the inside of last mould and bed die, go up the module and laminate mutually with lower module, and go up the inside both ends of controlling of module and lower module and all form the die cavity, the top of die cavity is through moulding plastics mouth and external intercommunication.

Preferably, sealing device includes third horizontal pole, fixture block, clamp plate, second spring, roof and third montant, the fixture block is located the inside top of the mouth of moulding plastics, the upper end of fixture block is passed through the clamp plate and is fixed continuous with the third montant, the upper end rigid coupling of third montant has the roof, the outer wall center of third montant is equipped with the third horizontal pole, and third horizontal pole and third montant clearance fit, the outer wall top of third horizontal pole is equipped with the second spring, the upper and lower both ends of second spring link to each other with roof and third horizontal pole are fixed respectively.

Preferably, the rotating device comprises grooves, a second vertical rod and bearings, the grooves are respectively machined in the left side and the right side of the upper end of the upper die, the outer side of the third transverse rod is connected with the second vertical rod through the bearings in a rotating mode, and the second vertical rod is fixedly connected with the upper die.

Preferably, the diameter size of the groove is 1-3cm larger than that of the fixture block.

Preferably, clamping device includes first spring, first montant, diaphragm, cushion, first horizontal pole, sleeve, round pin axle, second horizontal pole and spout, two the second horizontal pole rigid coupling both ends below center about the bed die respectively, the outside of second horizontal pole all rotates with the sleeve through the round pin axle and links to each other, telescopic inside processing has the spout, both sides are equipped with first montant and first spring respectively about the inside of spout, first montant and spout clearance fit, the upper and lower both sides of first spring are fixed continuous with first montant and sleeve respectively, the equal rigid coupling in the left and right sides below of going up the mould has first horizontal pole, first montant and first horizontal pole clearance fit, the upper end of first montant rigid coupling has cushion and diaphragm in proper order, and the cushion closely laminates with first horizontal pole.

Compared with the prior art, the beneficial effects of the utility model are that: this die cavity S type distribution optical lens injection mold, through the second montant, the die cavity, go up the mould, a bearing, the fixture block, the roof, the cooperation between mouth and the second spring of moulding plastics, make the fixture block receive the elasticity of second spring can block in the inside top of the mouth of moulding plastics, this mould has been solved and has dust or corrosive object to get into the problem that influences the die cavity shape placing the in-process, through last mould, the bed die, first horizontal pole, the second horizontal pole, the diaphragm, first montant, a spring, the cooperation between round pin axle and the sleeve, mould and bed die accessible spring are gone up in the messenger, closely laminating state is realized to first montant and diaphragm, the problem that the mould received the mistake and bumped and cause the dislocation of bed die about in the use has been solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lower mold, the second cross bar and the pin of FIG. 1;

FIG. 3 is a schematic structural view of the upper mold, the injection molding opening and the fixture block in FIG. 1;

fig. 4 is a schematic structural view of the upper mold, the second vertical rod and the bearing in fig. 1.

In the figure: 1. the lower die comprises a lower die body, 2, a clamping device, 201, a first spring, 202, a first vertical rod, 203, a transverse plate, 204, a rubber cushion, 205, a first transverse rod, 206, a sleeve, 207, a pin shaft, 208, a second transverse rod, 209, a sliding chute, 3, an injection molding device, 301, an injection molding port, 302, a die cavity, 303, a lower die block, 304, an upper die block, 4, a rotating device, 401, a groove, 402, a second vertical rod, 403, a bearing, 5, a sealing device, 501, a third transverse rod, 502, a clamping block, 503, a pressing plate, 504, a second spring, 505, a top plate, 506, a third vertical rod, 6, a bottom plate, 7 and an upper die.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: an optical lens injection mold with S-shaped distribution of a cavity comprises a lower mold 1 and an upper mold 7, wherein the upper mold 7 is arranged above the lower mold 1, the lower parts of the left side and the right side of the lower mold 1 are tightly attached to the upper mold 7 through a clamping device 2, an injection molding device 3 is arranged inside the lower mold 1 and the upper mold 7, the lower end of the lower mold 1 is fixedly connected with a bottom plate 6, the bottom plate 6 can improve the stability of the lower mold 1, a sealing device 5 is arranged at the upper end of the injection molding device 3, the outer side of the sealing device 5 is fixedly connected with the upper mold 7 through a rotating device 4, the upper mold 7 can support the sealing device 5 through the rotating device 4, the injection molding device 3 comprises an injection port 301, a mold cavity 302, a lower mold 303 and an upper mold block 304, the upper mold block 304 and the lower mold block 303 are fixedly connected inside the upper mold 7 and the lower mold 1 respectively, the upper mold 7 and the lower mold 1 can drive, the upper module 304 is attached to the lower module 303, a mold cavity 302 is formed at the left end and the right end inside the upper module 304 and the lower module 303, the mold cavity 302 is consistent with the shape of an optical lens, the upper part of the mold cavity 302 is communicated with the outside through an injection port 301, the outside can inject the mold cavity 302 through the injection port 301, the sealing device 5 comprises a third cross rod 501, a fixture block 502, a pressure plate 503, a second spring 504, a top plate 505 and a third vertical rod 506, the fixture block 502 is located above the inside of the injection port 301 to limit the relative position of the fixture block 502 and the injection port 301, the upper end of the fixture block 502 is fixedly connected with the third vertical rod 506 through the pressure plate 503, the third vertical rod 506 can drive the fixture block 502 to move through the pressure plate 503, the top plate 505 is fixedly connected to the upper end of the third vertical rod 506, the top plate 506 can drive the third vertical rod 506 to move, the third cross rod 501 is arranged at the center of, the third vertical rod 506 can rotate inside the third cross rod 501, a second spring 504 is arranged above the outer wall of the third cross rod 501, the elastic coefficient K of the second spring 504 is 500N/m, the upper end and the lower end of the second spring 504 are respectively fixedly connected with the top plate 505 and the third cross rod 501, the top plate 505 moves upwards to stretch the second spring 504, the rotating device 4 comprises a groove 401, a second vertical rod 402 and a bearing 403, the two grooves 401 are respectively machined in the left side and the right side of the upper end of the upper die 7, the inner part of the outer side of the third cross rod 501 is rotatably connected with the second vertical rod 402 through the bearing 403, the second vertical rod 402 can support the third cross rod 501 through the bearing, the second vertical rod 402 is fixedly connected with the upper die 7, the upper die 7 can support the second vertical rod 402, the diameter size of the groove 403 is 1-3cm larger than the diameter size of the fixture block 401, the fixture block 502 can be limited by the groove 401, the clamping device 2 comprises a first spring 201, a first vertical rod 202, a transverse plate 203, a rubber pad 204, a first transverse rod 205, a sleeve 206, a pin shaft 207, a second transverse rod 208 and a sliding groove 209, wherein the two second transverse rods 208 are fixedly connected to the centers below the left end and the right end of the lower die 1 respectively, the lower die 1 can support the second transverse rods 208, the outer sides of the second transverse rods 208 are rotatably connected with the sleeve 206 through the pin shaft 207, the sleeve 206 can rotate around the pin shaft 207, the sliding groove 209 is processed inside the sleeve 206, the first vertical rod 202 and the first spring 201 are arranged on the upper side and the lower side inside the sliding groove 209 respectively, the relative positions of the sliding groove 209, the first vertical rod 202 and the sliding groove 209 are limited, the first vertical rod 202 is in clearance fit with the sliding groove 209, the first vertical rod 202 can move inside the sliding groove 209, the upper side and the lower side of the first spring 201 are fixedly connected with the first vertical rod 202 and the sleeve 206 respectively, and the first vertical rod 201 can stretch, go up all the rigid coupling in both sides below of mould 7 and have first horizontal pole 205, accessible first horizontal pole 205 limits the position of going up mould 7, first montant 202 and first horizontal pole 205 clearance fit, first montant 202 can be at the inside removal of first horizontal pole 205, the rigid coupling has cushion 204 and diaphragm 203 in proper order in the upper end of first montant 202, first montant 202 can drive cushion 204 and horizontal pole 203 and remove, and cushion 204 closely laminates with first horizontal pole 205, frictional force through cushion 204 can make first horizontal pole 205 carry out position restriction to first montant 202.

When the injection mold for the optical lens with the S-shaped distribution cavity is required to be used, firstly, a user needs to pull the top plate 505 upwards to drive the fixture block 502 in the injection port 301 to move upwards through the third vertical rod 506 and the bottom plate 503, simultaneously stretch the second spring 504, after the fixture block 502 is completely taken out from the injection port 301, the fixture block 502 is rotated 180 degrees around the second vertical rod 402 through the third cross rod 501 through the bearing 403, then the top plate 505 is released to enable the elastic force of the second spring 504 to push the fixture block 502 to be inserted into the groove 401, the groove 401 can limit the fixture block 502, then the upper mold 7 is installed above the lower mold 1, then the transverse plate 203 is pulled outwards and the sleeve 206 is rotated around the pin 207 towards the upper inner side, simultaneously the first spring 201 is stretched, the first vertical rod 202 is limited by the second cross rod 208 and then released, the first spring 201 can drive the transverse plate 203 and the rubber pad 204 to be pressed above the first cross rod 205 through the first vertical rod 202, make to be in the state of closely laminating between mould 7 and the bed die 1, then can mould plastics through mouth 301 of moulding plastics to die cavity 302, after accomplishing injection moulding, can outwards pull diaphragm 203 again and make sleeve 206 reversal remove the position restriction of last bed die, upward move go up mould 7 and can take out the optical lens of die cavity 302 inside, then install back mould 7 to the top of bed die 1 again, after the temperature of last mould 7 tends to steadily and mouthful 301 of moulding plastics washs and accomplishes, can upwards pull roof 505 and make fixture block 502 rotate through third horizontal pole 501 and reset and insert back the inside of mouth 301 of moulding plastics again, avoid this mould to have dust or corrosive object to get into the shape that influences die cavity 302 in the inside of mouth 301 of moulding plastics and die cavity 302 of placing the in-process.

It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. The utility model provides an optical lens injection mold of die cavity S type distribution, includes lower mould (1) and upper mold (7), the top of lower mould (1) is equipped with mould (7), its characterized in that: the utility model discloses a mould, including lower mould (1), clamping device (2) and last mould (7), the below of the left and right sides of lower mould (1) is closely laminated through clamping device (2) and last mould (7), the internally mounted of lower mould (1) and last mould (7) has injection moulding device (3), the lower extreme rigid coupling of lower mould (1) has bottom plate (6), the upper end of injection moulding device (3) all is equipped with sealing device (5), rotary device (4) and last mould (7) are passed through in the outside of sealing device (5) and are fixed continuous.

2. The injection mold for optical lens with S-shaped distribution cavity as claimed in claim 1, wherein: injection moulding device (3) are including moulding plastics mouth (301), die cavity (302), lower module (303) and last module (304), it is inside at last mould (7) and lower mould (1) to go up module (304) and lower module (303) rigid coupling respectively, it laminates mutually with lower module (303) to go up module (304), and goes up module (304) and lower module (303) inboard both ends of controlling and all form die cavity (302), the top of die cavity (302) is through moulding plastics mouth (301) and external intercommunication.

3. The injection mold for optical lens with S-shaped distribution cavity as claimed in claim 1, wherein: sealing device (5) include third horizontal pole (501), fixture block (502), clamp plate (503), second spring (504), roof (505) and third montant (506), fixture block (502) are located the inside top of moulding plastics mouth (301), the upper end of fixture block (502) is passed through clamp plate (503) and is fixed continuous with third montant (506), the upper end rigid coupling of third montant (506) has roof (505), the outer wall center of third montant (506) is equipped with third horizontal pole (501), and third horizontal pole (501) and third montant (506) clearance fit, the outer wall top of third horizontal pole (501) is equipped with second spring (504), the upper and lower both ends of second spring (504) are fixed continuous with roof (505) and third horizontal pole (501) respectively.

4. The injection mold for optical lens with S-shaped distribution cavity as claimed in claim 3, wherein: rotating device (4) include recess (401), second montant (402) and bearing (403), two recess (401) are processed respectively inside the upper end left and right sides of last mould (7), the outside of third horizontal pole (501) is inside all to rotate with second montant (402) through bearing (403) and links to each other, and second montant (402) and last mould (7) are fixed continuous.

5. The injection mold for optical lens with S-shaped distribution cavity as claimed in claim 4, wherein: the diameter size of the groove (401) is 1-3cm larger than that of the fixture block (502).

6. The injection mold for optical lens with S-shaped distribution cavity as claimed in claim 1, wherein: the clamping device (2) comprises a first spring (201), a first vertical rod (202), transverse plates (203), rubber pads (204), a first transverse rod (205), a sleeve (206), a pin shaft (207), a second transverse rod (208) and sliding grooves (209), wherein the two second transverse rods (208) are fixedly connected to the centers below the left end and the right end of the lower die (1) respectively, the outer sides of the second transverse rods (208) are rotatably connected with the sleeve (206) through the pin shaft (207), the sliding grooves (209) are processed in the sleeve (206), the upper side and the lower side of the inner part of each sliding groove (209) are respectively provided with the first vertical rod (202) and the first spring (201), the first vertical rod (202) is in clearance fit with the sliding grooves (209), the upper side and the lower side of the first spring (201) are fixedly connected with the first vertical rod (202) and the sleeve (206) respectively, the first transverse rod (205) is arranged below the left side and the right side of the upper die (7), first montant (202) and first horizontal pole (205) clearance fit, the upper end rigid coupling in proper order of first montant (202) has cushion (204) and diaphragm (203), and cushion (204) and first horizontal pole (205) closely laminate.