CN111688242A - Lens casting machine - Google Patents
Lens casting machine Download PDFInfo
- Publication number
- CN111688242A CN111688242A CN201910540097.8A CN201910540097A CN111688242A CN 111688242 A CN111688242 A CN 111688242A CN 201910540097 A CN201910540097 A CN 201910540097A CN 111688242 A CN111688242 A CN 111688242A
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- CN
- China
- Prior art keywords
- lens
- frame
- assembly
- cylinder
- mounting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C39/04—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles using movable moulds not applied
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/26—Moulds or cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/44—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/0048—Moulds for lenses
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a lens casting machine, which comprises a rack, wherein a retaining mechanism is arranged on the rack, and is used for fixing a lens mould and driving the lens mould to rotate; the tearing and sealing mechanism is arranged on the frame and positioned at the side edge of the retaining mechanism, and is used for separating the adhesive tape on the surface of the lens mould from the lens mould to form an opening which is not covered by the adhesive tape; and the adhesive tape which is torn off by matching with the holding mechanism is attached back again after the pouring is finished, and the sealing is finished; also included is a casting assembly attached to the frame and positioned in the manner of the retention mechanism for injecting lens monomer into the interior cavity of the lens mold. According to the invention, the automatic equipment is used for replacing manual lens pouring and filling, so that the pouring efficiency is improved, and a large amount of labor force is liberated.
Description
Technical Field
The invention belongs to the field of lens production equipment, and particularly belongs to a lens casting machine.
Background
The lens is mainly divided into three modules of a substrate, a hardening module and a film coating module, wherein the production steps of a plurality of substrates are the most complicated, the filling is to inject raw materials which are prepared and pre-polymerized to reach certain viscosity into an assembled mould by a manual method, and the injection opening needs to be sealed, so that the quality is ensured to meet the requirement, and the existing manual filling has high technical requirement on workers, low efficiency and low qualification rate.
Disclosure of Invention
The invention provides a lens casting machine, and aims to solve the technical problem that manual filling efficiency is low in the prior art.
In order to achieve the purpose, the technical scheme is as follows:
lens casting machine, including the frame, its characterized in that: the frame is provided with a holding mechanism which fixes the lens mould and drives the lens mould to rotate; the tearing and sealing mechanism is arranged on the frame and positioned at the side edge of the retaining mechanism, and is used for separating the adhesive tape on the surface of the lens mould from the lens mould to form an opening which is not covered by the adhesive tape; and the adhesive tape which is torn off by matching with the holding mechanism is attached back again after the pouring is finished, and the sealing is finished; also included is a casting assembly attached to the frame and positioned in the manner of the retention mechanism for injecting lens monomer into the interior cavity of the lens mold.
Further, dyestripping mechanism include with the public mounting panel of retaining mechanism, be equipped with guide rail set spare on the mounting panel, be equipped with the sliding part on the guide rail set spare, still be equipped with the tearing of drive sliding part motion on the mounting panel and seal the cylinder, the sliding part is equipped with installation panel, is equipped with on the installation panel to be used for pressing from both sides the clamp that gets the subassembly of getting the sticky tape tip.
Furthermore, the clamping assembly comprises a rotary cylinder fixed on the mounting plate, and the output end of the rotary cylinder is connected with a movable clamp and a fixing clamp fixed on the mounting plate.
Furthermore, the clamping assembly comprises a fixed clamping block fixedly connected to the installation plate, the fixed clamping block is provided with a clamping cylinder, the fixed clamping block is provided with a movable clamping block capable of rotating, and the movable end of the clamping cylinder is hinged to the movable clamping block.
Further, the frame on still be equipped with tear the moulding tape mechanism that seals the mechanism cooperation and use, moulding tape mechanism include with the shared mounting panel of hold mechanism, be equipped with the cylinder fixed plate on the mounting panel, the guide arm cylinder is installed on the cylinder fixed plate, the flexible end of guide arm cylinder is connected with the connection foot, is equipped with the roll axis to lens mould surface laminating on the connection foot.
Furthermore, a first vision system for measuring the clearance between the lens molds fixed on the holding mechanism is further arranged on the rack, the first vision system comprises a first industrial camera arranged on the rack on the side of the holding mechanism, and a first auxiliary light source is arranged on the rack opposite to the first industrial camera.
Furthermore, a second vision system for detecting the liquid level of the monomer in the lens mold is further arranged on the machine frame, the second vision system comprises a second industrial camera which is arranged on the machine frame right opposite to the surface of the lens mold, and a second auxiliary light source is arranged on the machine frame opposite to the second industrial camera.
Furthermore, the holding mechanism comprises a mounting plate connected with the frame, a through hole is formed in the mounting plate, a bearing is arranged in the through hole, a hollow shaft is arranged in the bearing, a vacuum chuck is arranged at one end of the hollow shaft, an air inlet joint is arranged at the other end of the hollow shaft, a first synchronizing wheel is arranged on the surface of the hollow shaft, a driving motor is further arranged on the mounting plate, a second synchronizing wheel is arranged at the output end of the driving motor, and the first synchronizing wheel and the second synchronizing wheel are connected through a synchronizing belt.
Further, the pouring assembly comprises a unique assembly installed on the frame, the movable end of the displacement assembly is provided with a flow control assembly, the displacement assembly is further provided with a pouring pipe poured into the lens mold, the flow control assembly comprises a fixing plate fixedly connected with the displacement assembly, the lower surface of the fixing plate is provided with a valve body assembly, the upper surface of the fixing plate is provided with a control assembly, the control assembly is matched with the valve body assembly, and the valve body assembly is connected with the pouring pipe.
Further, the frame on be equipped with the feeding subassembly, still be equipped with the feed mechanism who follows the feed subassembly centre gripping and send the lens group to the retaining mechanism on, feed mechanism includes the fixed block, is equipped with the inclined plane on the fixed block, installs rotatory tilt cylinder on the inclined plane, and the output of rotatory tilt cylinder is equipped with triangle connecting portion, is equipped with the lift cylinder on the triangle connecting portion, and the output of lift cylinder is equipped with the gas claw cylinder, is equipped with the hand claw tight to the lens mould clamp on the gas claw cylinder.
Has the advantages that: the invention tears the adhesive tape on the lens mould covered by the tearing mechanism, the tearing action is composed of two parts, the first part is the return movement of the gripping component of the tearing mechanism, the second part is the rotation of the holding mechanism, the two parts are matched with the tearing of the adhesive tape with larger length, and an opening without adhesive tape covering is formed on the surface of the lens mould, after the adhesive tape is torn, the pouring component acts to ensure that the glue inlet of the pouring component corresponds to the opening, then pouring is carried out, the opening obtained by tearing the adhesive tape ensures that the lens mould has better air discharge performance, the air of the lens mould can be rapidly discharged, and the problem that the air bubble still exists in the lens mould after pouring is avoided.
Drawings
FIG. 1 is a front view of the lens casting machine of the present invention.
Fig. 2 is a left side view of the lens casting machine of the present invention.
Detailed Description
The invention is described more fully hereinafter with reference to the accompanying drawings and detailed description of illustrative embodiments.
Lens casting machine, including frame 4, its characterized in that: a holding mechanism 1 is arranged on the frame 4, and the holding mechanism 1 fixes and drives the lens mould to rotate; the tearing and sealing mechanism 2 is arranged on the frame and positioned at the side edge of the holding mechanism, and the tearing and sealing mechanism 2 is used for separating the adhesive tape on the surface of the lens mould from the lens mould to form an opening which is not covered by the adhesive tape; and the adhesive tape which is matched with the retaining mechanism 1 and torn is attached back again after the pouring is finished, and the sealing is finished; the lens mould further comprises a pouring component 3 which is connected to the frame and positioned above the retaining mechanism, and the pouring component 3 is used for injecting the lens monomer into an inner cavity of the lens mould.
The specific embodiment of the invention is that the film tearing mechanism 2 comprises a mounting plate 5 which is common with the holding mechanism 1, a guide rail assembly 6 is arranged on the mounting plate 5, a sliding part is arranged on the guide rail assembly 6, a tearing and sealing air cylinder 7 which drives the sliding part to move on the guide rail is also arranged on the mounting plate 5, a mounting plate is arranged on the sliding part, and a clamping assembly for clamping the end part of the adhesive tape is arranged on the mounting plate.
The clamping assembly comprises a rotary cylinder fixed on the mounting plate, and the output end of the rotary cylinder is connected with a movable clamp and a fixing clamp fixed on the mounting plate.
The clamping assembly comprises a fixed clamping block fixedly connected to the mounting plate, the fixed clamping block is provided with a clamping cylinder, a movable clamping block capable of rotating is arranged on the fixed clamping block, and the movable end of the clamping cylinder is hinged to the movable clamping block.
The specific embodiment of the invention is that the frame 4 is also provided with an adhesive tape pressing mechanism 11 matched with the tearing mechanism 2, the adhesive tape pressing mechanism 11 comprises an installation plate shared with the holding mechanism 1, the installation plate 5 is provided with an air cylinder fixing plate, a guide rod air cylinder is installed on the air cylinder fixing plate, the telescopic end of the guide rod air cylinder is connected with a connecting pin, and the connecting pin is provided with a rolling shaft attached to the surface of the lens mould.
The specific embodiment of the invention is that the frame 4 is further provided with a first vision system for measuring the lens mold gap fixed on the holding mechanism 1, the first vision system comprises a first industrial camera 9 on the frame at the side of the holding mechanism, and a first auxiliary light source is arranged on the frame opposite to the first industrial camera 9.
The specific embodiment of the present invention is that the frame 4 is further provided with a second vision system for detecting the monomer liquid level in the lens mold, the second vision system comprises a second industrial camera 10 arranged on the frame right opposite to the surface of the lens mold, and a second auxiliary light source is arranged on the frame opposite to the second industrial camera 10.
The specific embodiment of the invention is that the holding mechanism 1 comprises a mounting plate connected with the frame 4, a through hole is arranged on the mounting plate, a bearing is arranged in the through hole, a hollow shaft is arranged in the bearing, a vacuum chuck is arranged at one end of the hollow shaft, an air inlet joint is arranged at the other end of the hollow shaft, a first synchronizing wheel is arranged on the surface of the hollow shaft, a driving motor is also arranged on the mounting plate, a second synchronizing wheel is arranged at the output end of the driving motor, and the first synchronizing wheel and the second synchronizing wheel are connected through a synchronizing belt.
The specific embodiment of the invention is that the pouring component 3 comprises a unique component arranged on the frame, the movable end of the displacement component is provided with a flow control component, the displacement component is also provided with a pouring pipe poured into the lens mould, the flow control component comprises a fixed plate fixedly connected with the displacement component, the lower surface of the fixed plate is provided with a valve body component, the upper surface of the fixed plate is provided with a control component, the control component is matched with the valve body component, and the valve body component is connected with the pouring pipe.
The lens mold clamping device comprises a frame 1, a lens group, a feeding mechanism and a lifting cylinder, wherein the feeding mechanism is arranged on the frame 1, the feeding mechanism is used for clamping the lens group from the feeding assembly and sending the lens group to a retaining mechanism, the feeding mechanism comprises a fixed block, an inclined plane is arranged on the fixed block, a rotary swing cylinder is arranged on the inclined plane, a triangular connecting part is arranged at the output end of the rotary swing cylinder, a lifting cylinder is arranged on the triangular connecting part, an air claw cylinder is arranged at the output end of the lifting cylinder, and a claw for clamping the lens mold is arranged on the air claw cylinder.
It should be noted that the above-mentioned embodiments are only some embodiments, and other embodiments obtained by those skilled in the art without any inventive work are all within the scope of the present invention.
Claims (10)
1. Lens casting machine, including the frame, its characterized in that: the frame is provided with a holding mechanism which fixes the lens mould and drives the lens mould to rotate; the tearing and sealing mechanism is arranged on the frame and positioned at the side edge of the retaining mechanism, and is used for separating the adhesive tape on the surface of the lens mould from the lens mould to form an opening which is not covered by the adhesive tape; and the adhesive tape which is torn off by matching with the holding mechanism is attached back again after the pouring is finished, and the sealing is finished; also included is a casting assembly attached to the frame and positioned in the manner of the retention mechanism for injecting lens monomer into the interior cavity of the lens mold.
2. The lens casting machine according to claim 1, wherein the holding mechanism comprises a mounting plate connected to the frame, a through hole is formed in the mounting plate, a bearing is arranged in the through hole, a hollow shaft is arranged in the bearing, a vacuum chuck is arranged at one end of the hollow shaft, an air inlet joint is arranged at the other end of the hollow shaft, a first synchronizing wheel is arranged on the surface of the hollow shaft, a driving motor is further arranged on the mounting plate, a second synchronizing wheel is arranged at the output end of the driving motor, and the first synchronizing wheel and the second synchronizing wheel are connected through a synchronizing belt.
3. The lens casting machine according to claim 1, wherein the film tearing mechanism comprises a mounting plate shared with the holding mechanism, a rail assembly is arranged on the mounting plate, a sliding part is arranged on the rail assembly, a sealing tearing cylinder for driving the sliding part to move on the rail is further arranged on the mounting plate, a mounting plate is arranged on the sliding part, and a clamping component for clamping the end part of the adhesive tape is arranged on the mounting plate.
4. The lens casting machine of claim 2, wherein the clamping assembly comprises a rotary cylinder fixed on the mounting plate, and the output end of the rotary cylinder is connected with a movable clamp and a fixed clamp fixed on the mounting plate.
5. The lens casting machine of claim 2, wherein the clamping assembly comprises a fixed clamping block fixedly connected to the mounting plate, the fixed clamping block is provided with a clamping cylinder, the fixed clamping block is provided with a movable clamping block capable of rotating, and a movable end of the clamping cylinder is hinged to the movable clamping block.
6. The lens casting machine according to claim 1, wherein the frame is further provided with an adhesive tape pressing mechanism used in cooperation with the tearing mechanism, the adhesive tape pressing mechanism comprises a mounting plate shared with the holding mechanism, the mounting plate is provided with a cylinder fixing plate, the guide rod cylinder is mounted on the cylinder fixing plate, the telescopic end of the guide rod cylinder is connected with a connecting pin, and the connecting pin is provided with a rolling shaft for fitting the surface of the lens mold.
7. The lens casting machine of claim 1, wherein the frame further comprises a first vision system for measuring a lens mold gap fixed to the holding mechanism, the first vision system comprising a first industrial camera mounted on the frame at a side of the holding mechanism, and a first auxiliary light source mounted on the frame opposite the first industrial camera.
8. The lens casting machine of claim 1, wherein the frame further comprises a second vision system for detecting a level of monomer in the lens mold, the second vision system comprising a second industrial camera mounted on the frame opposite the lens mold surface, and a second auxiliary light source mounted on the frame opposite the second industrial camera.
9. The lens casting machine of claim 1, wherein the casting assembly comprises a single assembly mounted on the frame, the movable end of the displacement assembly is provided with a flow control assembly, the displacement assembly is further provided with a casting tube for casting into the lens mold, the flow control assembly comprises a fixing plate fixedly connected with the displacement assembly, the lower surface of the fixing plate is provided with a valve body assembly, the upper surface of the fixing plate is provided with a control assembly, the control assembly is matched with the valve body assembly, and the valve body assembly is connected with the casting tube.
10. The lens casting machine according to claim 1, wherein the frame is provided with a feeding assembly, and a feeding mechanism for holding and feeding the lens assembly from the feeding assembly to the holding mechanism, the feeding mechanism comprises a fixed block, the fixed block is provided with an inclined surface, the inclined surface is provided with a rotary swing cylinder, an output end of the rotary swing cylinder is provided with a triangular connecting portion, the triangular connecting portion is provided with a lifting cylinder, an output end of the lifting cylinder is provided with a pneumatic claw cylinder, and the pneumatic claw cylinder is provided with a gripper for clamping the lens mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540097.8A CN111688242A (en) | 2019-06-21 | 2019-06-21 | Lens casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540097.8A CN111688242A (en) | 2019-06-21 | 2019-06-21 | Lens casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111688242A true CN111688242A (en) | 2020-09-22 |
Family
ID=72476051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910540097.8A Pending CN111688242A (en) | 2019-06-21 | 2019-06-21 | Lens casting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111688242A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953288A (en) * | 2022-05-06 | 2022-08-30 | 丹阳市雷登智能科技有限公司 | Multi-station pouring equipment for lens mold |
-
2019
- 2019-06-21 CN CN201910540097.8A patent/CN111688242A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953288A (en) * | 2022-05-06 | 2022-08-30 | 丹阳市雷登智能科技有限公司 | Multi-station pouring equipment for lens mold |
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