CN220499674U - Hydrogel contact lens forming die - Google Patents
Hydrogel contact lens forming die Download PDFInfo
- Publication number
- CN220499674U CN220499674U CN202322046027.1U CN202322046027U CN220499674U CN 220499674 U CN220499674 U CN 220499674U CN 202322046027 U CN202322046027 U CN 202322046027U CN 220499674 U CN220499674 U CN 220499674U
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- Prior art keywords
- die
- contact lens
- hydrogel contact
- lens forming
- fixedly arranged
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- 239000000017 hydrogel Substances 0.000 title claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000008093 supporting effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of contact lens preparation and discloses a hydrogel contact lens forming die which comprises a main body mechanism and a disassembly and assembly component, wherein the disassembly and assembly component is positioned above the main body mechanism, the main body mechanism comprises a die body and a die groove, the die groove is fixedly arranged at the upper end of the die body, the die groove is uniformly distributed at the upper end of the die body, the main body mechanism further comprises an upper die, a fixing rod, a fixing plate and a driving component, the upper die is movably arranged above the die body, and the upper die corresponds to the die groove. This hydrogel contact lens forming die, through installing main part mechanism, realized this mould body in carrying out hydrogel contact lens's preparation in-process, can drive mould and the abundant pressfitting of mould body through the operation, can avoid the condition that the mould shifted to appear in the hydrogel contact lens curing process, improved stability and the protectiveness that this mould body used.
Description
Technical Field
The utility model relates to the technical field of contact lens preparation, in particular to a hydrogel contact lens forming die.
Background
With the development of economy and social progress, contact lenses have become a necessary product for more and more people, and in order to improve wearing comfort of the contact lenses, hydrogel contact lenses with high oxygen permeability will become a mainstream in the future, and in the preparation process of hydrogel contact lenses, hydrogel contact lens forming molds are generally used.
The prior art publication No. CN204997880U provides a hydrogel contact lens forming mold, and when hydrogel forming is needed, the mold is filled with medicines into the concave holes, the convex covers are covered until the convex covers are solidified, and when the mold is cleaned, the tail ends of the convex covers are only embedded into the concave holes, so that the mold can be washed.
However, the existing hydrogel contact lens forming mold is not convenient for ensuring the close fitting between the upper mold and the mold body in the use process without an axial retention device, and the displacement of the upper mold and the mold body is very easy to occur in the subsequent curing and forming process of the lens, so that the defect of the hydrogel contact lens is caused, and the production quality of the hydrogel contact lens is affected.
Disclosure of Invention
(one) solving the technical problems
The utility model aims to provide a hydrogel contact lens forming die, which solves the problem that the prior hydrogel contact lens forming die is inconvenient to ensure the close fitting of an upper die and a die body.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the hydrogel contact lens forming die comprises a main body mechanism and a disassembly and assembly component, wherein the disassembly and assembly component is positioned above the main body mechanism, the main body mechanism comprises a die body and a die groove, the die groove is fixedly arranged at the upper end of the die body, and the die groove is uniformly distributed at the upper end of the die body;
the main body mechanism further comprises an upper die, a fixing rod, a fixing plate and a driving assembly, wherein the upper die is movably arranged above the die body, the upper die corresponds to the die groove, the fixing rod is fixedly arranged at the right end of the upper end of the die body, and the fixing plate is fixedly arranged at the upper end of the fixing rod.
Preferably, the driving assembly further comprises a transmission motor and a screw rod, the transmission motor is fixedly arranged at the left end of the lower end of the fixing plate, the screw rod is fixedly arranged at the transmission end of the lower end of the transmission motor, the transmission motor can drive the positioning nut to do linear motion on the screw rod, and the die body and the upper die are made of PP materials.
Preferably, the driving assembly further comprises a movable disc, the movable disc is mounted at the left end of the upper end of the die body, the lower end of the screw rod is rotationally connected with the movable disc, and the design of the movable disc provides a supporting effect for the screw rod.
Preferably, the driving assembly further comprises a positioning nut, the positioning nut is movably mounted at the outer end of the screw rod, the positioning nut is in threaded connection with the screw rod, and the positioning nut can drive the connecting plate to move up and down.
Preferably, the driving assembly further comprises a connecting plate, the connecting plate is fixedly arranged at the right end of the positioning nut, the connecting plate is located above the die body, and the position of the upper die can be adjusted through the design of the connecting plate.
Preferably, the driving assembly further comprises a connecting block, the connecting block is fixedly installed in the middle of the right end of the connecting plate, the connecting block is located at the outer end of the fixing rod, the connecting block is in sliding connection with the fixing rod, and the connecting block and the fixing rod are designed to provide a limiting effect for the connecting plate.
Preferably, the dismouting subassembly includes backup pad, electric putter, catch bar, arc clamping plate, backup pad fixed mounting is in the lower extreme of connecting plate, backup pad evenly distributed is in the lower extreme of connecting plate, and the design of backup pad provides the effect of support for electric putter.
Preferably, the electric putter fixed mounting is in the inner of backup pad, push rod fixed mounting is at the transmission end of electric putter inner, arc clamping plate fixed mounting is in the inner of push rod, and the installation and the dismantlement of mould are convenient for to electric putter and the design of arc clamping plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the hydrogel contact lens forming die, the main body mechanism is installed, so that the die body can be fully pressed with the die body by operating and driving the upper die in the preparation process of the hydrogel contact lens, the condition that the die is shifted in the curing process of the hydrogel contact lens can be avoided, and the use stability and the protection performance of the die body are improved;
2. according to the hydrogel contact lens forming die, the mounting and dismounting assembly is arranged, so that the die body can be rapidly mounted and dismounted according to the use requirement in the processing process of the hydrogel contact lens, a worker is convenient to overhaul and maintain the upper die, and meanwhile, the worker is convenient to clean the upper die, and the flexibility of the die body is improved;
3. this hydrogel contact lens forming die through the installation connecting plate, has realized that this mould body is after the hydrogel contact lens solidification shaping, can drive the upward movement of mould through the operation, separates with the nib, and the staff of being convenient for carries out drawing of patterns work to hydrogel contact lens, has improved the machining efficiency of this mould body to hydrogel contact lens.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of a driving assembly according to the present utility model;
FIG. 3 is a schematic perspective view of a connecting plate according to the present utility model;
FIG. 4 is a schematic perspective view of the assembly and disassembly assembly of the present utility model;
FIG. 5 is a schematic perspective view of a mold body according to the present utility model;
fig. 6 is an enlarged schematic view of a part of the detail of the upper die of the present utility model.
In the figure: 1. a main body mechanism; 101. a die body; 102. a die cavity; 103. an upper die; 104. a fixed rod; 105. a fixing plate; 106. a drive assembly; 1061. a drive motor; 1062. a screw rod; 1063. a movable plate; 1064. positioning a nut; 1065. a connecting plate; 1066. a connecting block; 2. disassembling and assembling the assembly; 201. a support plate; 202. an electric push rod; 203. a push rod; 204. and (5) arc-shaped clamping plates.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the hydrogel contact lens forming die comprises a main body mechanism 1 and a disassembly and assembly component 2, wherein the disassembly and assembly component 2 is positioned above the main body mechanism 1, the main body mechanism 1 comprises a die body 101 and a die cavity 102, the die cavity 102 is fixedly arranged at the upper end of the die body 101, and the die cavities 102 are uniformly distributed at the upper end of the die body 101;
the main body mechanism 1 further comprises an upper die 103, a fixing rod 104, a fixing plate 105 and a driving assembly 106, wherein the upper die 103 is movably arranged above the die body 101, the upper die 103 corresponds to the die cavity 102, the fixing rod 104 is fixedly arranged at the right end of the upper end of the die body 101, and the fixing plate 105 is fixedly arranged at the upper end of the fixing rod 104.
The driving assembly 106 further comprises a transmission motor 1061 and a screw rod 1062, the transmission motor 1061 is fixedly arranged at the left end of the lower end of the fixed plate 105, the screw rod 1062 is fixedly arranged at the transmission end of the lower end of the transmission motor 1061, the driving assembly 106 further comprises a movable disc 1063, the movable disc 1063 is arranged at the left end of the upper end of the die body 101, the lower end of the screw rod 1062 is rotationally connected with the movable disc 1063, the driving assembly 106 further comprises a positioning nut 1064, the positioning nut 1064 is movably arranged at the outer end of the screw rod 1062, the positioning nut 1064 is in threaded connection with the screw rod 1062, the driving assembly 106 further comprises a connecting plate 1065, the connecting plate 1065 is fixedly arranged at the right end of the positioning nut 1064, the connecting plate 1065 is arranged above the die body 101, the driving assembly 106 further comprises a connecting block 1066, the connecting block 1066 is fixedly arranged in the middle of the right end of the connecting plate 1065, the connecting block 1066 is arranged at the outer end of the fixed rod 104, the connecting block 1066 is in sliding connection with the fixed rod 104, when the mold body 101 is used for preparing hydrogel contact lenses, a certain amount of hydrogel materials are injected into the mold cavity 102 by a worker, then a transmission motor 1061 is started to drive a positioning nut 1064 to move on a screw rod 1062, the positioning nut 1064 drives a connecting plate 1065 to move, the connecting plate 1065 drives a connecting plate 1066 to slide on a fixing rod 104, so as to drive an upper mold 103 to move downwards, the upper mold 103 is connected with the mold cavity 102 and fully attached, the upper mold is adjusted to a proper position, the curing and molding operation of the lenses can be performed, after the hydrogel contact lenses are molded, the transmission motor 1061 is operated to drive the positioning nut 1064 to move upwards on the screw rod 1062, the positioning nut 1064 drives the connecting plate 1065 to move upwards, the connecting plate 1065 drives the connecting plate 1066 to move upwards on the fixing rod 104, so as to drive the upper mold 103 to be separated from the mold cavity 102, the molded hydrogel contact lens is then attached to the bottom of the upper mold 103.
The dismounting assembly 2 comprises a supporting plate 201, an electric push rod 202, a push rod 203 and an arc clamping plate 204, wherein the supporting plate 201 is fixedly arranged at the lower end of a connecting plate 1065, the supporting plate 201 is uniformly distributed at the lower end of the connecting plate 1065, the electric push rod 202 is fixedly arranged at the inner end of the supporting plate 201, the push rod 203 is fixedly arranged at the driving end of the inner end of the electric push rod 202, the arc clamping plate 204 is fixedly arranged at the inner end of the push rod 203, the electric push rod 202 is started to enable the arc clamping plate 204 to be separated from the upper die 103, and the demolding action of the hydrogel contact lens can be completed by taking down the arc clamping plate 204 through soaking.
Working principle: when the mold body 101 is used for preparing a hydrogel contact lens, a certain amount of hydrogel material is injected into the mold cavity 102 by a worker, then a transmission motor 1061 is started to drive a positioning nut 1064 to move on a screw rod 1062, the positioning nut 1064 drives a connecting plate 1065 to move, the connecting plate 1065 drives a connecting block 1066 to slide on a fixing rod 104, so that an upper mold 103 is driven to move downwards, the upper mold 103 is connected with the mold cavity 102 and fully attached, the upper mold is regulated to a proper position, curing and molding of the lens can be performed, after the hydrogel contact lens is molded, the transmission motor 1061 is operated to drive the positioning nut 1064 to move upwards on the screw rod 1062, the positioning nut 1064 drives the connecting plate 1065 to move upwards, the connecting plate 1066 is driven to move upwards on the fixing rod 104, the upper mold 103 is driven to separate from the mold cavity 102, the molded hydrogel contact lens is attached to the bottom of the upper mold 103, and an electric push rod 202 is started to separate an arc-shaped clamping plate 204 from the upper mold 103, and the hydrogel contact lens can be taken down, and the hydrogel contact lens can be completely released through soaking.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.
Claims (8)
1. The utility model provides a hydrogel contact lens forming die, includes main part mechanism (1) and dismouting subassembly (2), its characterized in that: the disassembly and assembly (2) is located above the main body mechanism (1), the main body mechanism (1) comprises a die body (101) and a die groove (102), the die groove (102) is fixedly arranged at the upper end of the die body (101), and the die grooves (102) are uniformly distributed at the upper end of the die body (101);
the main body mechanism (1) further comprises an upper die (103), a fixing rod (104), a fixing plate (105) and a driving assembly (106), wherein the upper die (103) is movably installed above the die body (101), the upper die (103) corresponds to the die cavity (102), the fixing rod (104) is fixedly installed at the right end of the upper end of the die body (101), and the fixing plate (105) is fixedly installed at the upper end of the fixing rod (104).
2. The hydrogel contact lens forming mold of claim 1 wherein: the driving assembly (106) further comprises a transmission motor (1061) and a screw rod (1062), the transmission motor (1061) is fixedly arranged at the left end of the lower end of the fixing plate (105), and the screw rod (1062) is fixedly arranged at the transmission end of the lower end of the transmission motor (1061).
3. The hydrogel contact lens forming mold of claim 2 wherein: the driving assembly (106) further comprises a movable disc (1063), the movable disc (1063) is arranged at the left end of the upper end of the die body (101), and the lower end of the screw rod (1062) is rotationally connected with the movable disc (1063).
4. A hydrogel contact lens forming mold in accordance with claim 3 wherein: the driving assembly (106) further comprises a positioning nut (1064), the positioning nut (1064) is movably mounted at the outer end of the screw rod (1062), and the positioning nut (1064) is in threaded connection with the screw rod (1062).
5. The hydrogel contact lens forming mold of claim 4 wherein: the driving assembly (106) further comprises a connecting plate (1065), the connecting plate (1065) is fixedly arranged at the right end of the positioning nut (1064), and the connecting plate (1065) is located above the die body (101).
6. The hydrogel contact lens forming mold of claim 5 wherein: the driving assembly (106) further comprises a connecting block (1066), the connecting block (1066) is fixedly arranged in the middle of the right end of the connecting plate (1065), the connecting block (1066) is located at the outer end of the fixing rod (104), and the connecting block (1066) is in sliding connection with the fixing rod (104).
7. The hydrogel contact lens forming mold of claim 6 wherein: the disassembly and assembly (2) comprises a supporting plate (201), an electric push rod (202), a push rod (203) and an arc clamping plate (204), wherein the supporting plate (201) is fixedly installed at the lower end of a connecting plate (1065), and the supporting plate (201) is uniformly distributed at the lower end of the connecting plate (1065).
8. The hydrogel contact lens forming mold of claim 7 wherein: the electric push rod (202) is fixedly arranged at the inner end of the supporting plate (201), the push rod (203) is fixedly arranged at the transmission end of the inner end of the electric push rod (202), and the arc-shaped clamping plate (204) is fixedly arranged at the inner end of the push rod (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322046027.1U CN220499674U (en) | 2023-08-01 | 2023-08-01 | Hydrogel contact lens forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322046027.1U CN220499674U (en) | 2023-08-01 | 2023-08-01 | Hydrogel contact lens forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220499674U true CN220499674U (en) | 2024-02-20 |
Family
ID=89870122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322046027.1U Active CN220499674U (en) | 2023-08-01 | 2023-08-01 | Hydrogel contact lens forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220499674U (en) |
-
2023
- 2023-08-01 CN CN202322046027.1U patent/CN220499674U/en active Active
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