CN114029815A - Lens injection molding post-finish machining system and finish machining process - Google Patents
Lens injection molding post-finish machining system and finish machining process Download PDFInfo
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- CN114029815A CN114029815A CN202111406426.3A CN202111406426A CN114029815A CN 114029815 A CN114029815 A CN 114029815A CN 202111406426 A CN202111406426 A CN 202111406426A CN 114029815 A CN114029815 A CN 114029815A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 21
- 238000003754 machining Methods 0.000 title claims abstract description 11
- 238000005498 polishing Methods 0.000 claims description 51
- 239000000463 material Substances 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007730 finishing process Methods 0.000 description 3
- 230000004438 eyesight Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/20—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B45/00—Means for securing grinding wheels on rotary arbors
- B24B45/003—Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C2045/0077—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping removing burrs or flashes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention relates to a finish machining system and a finish machining process after injection molding of a lens, which comprise an Contraband-shaped plate, a feeding device, a clamping device and a grinding device, wherein the Contraband-shaped plate is downward in opening, and the feeding device, the clamping device and the grinding device are sequentially arranged on the upper end surface of a Contraband-shaped plate from front to back.
Description
Technical Field
The invention relates to the technical field of lens processing, in particular to a finish machining system and a finish machining process for injection molding of a lens.
Background
The lens is the transparent material that has one or more curved surfaces that optical material such as adoption glass or resin made forms, often assembles glasses with the spectacle-frame after polishing for correct user's eyesight, obtain clear field of vision, the resin lens is mostly through injection moulding, and the lens edge after injection moulding easily has deckle edge, consequently need polish it.
In the process of polishing the burrs at the edge of the lens, the burrs are generally subjected to manual feeding, and the manual feeding needs to be taken for multiple times, so that the workload of an operator is increased, and the phenomenon of inaccurate alignment is easily caused in the manual feeding, so that the processing of the lens is influenced; when the lens is machined, the lens needs to be roughly ground and finely polished, so that the quality of the lens is guaranteed, the traditional machine can only operate according to one of the rough grinding method and the fine polishing method, the operation steps of the lens in machining and forming are complex, and the working efficiency of the lens during machining is influenced.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a lens injection molding post-finishing system and a lens injection molding post-finishing process.
The technical scheme adopted by the invention to solve the technical problem is as follows: a lens injection molding post-finishing system comprises an Contraband-shaped plate, a feeding device, a clamping device and a grinding device, wherein the 21274is downward in opening of the shaped plate, and the feeding device, the clamping device and the grinding device are sequentially arranged on the upper end surface of a Contraband-shaped plate from front to back;
the feeding device comprises a vertical plate, an electric cylinder, compression springs, a clamping frame, a supporting table and a material leaking frame, wherein a sliding groove is formed in the position, close to the rear side, of the upper end face of an Contraband-shaped plate, a vertical plate is arranged in the sliding groove in a sliding mode, the electric cylinder is fixedly installed in the sliding groove close to the center, the moving end of the electric cylinder is fixedly connected with one end of the vertical plate, the vertical plate is connected with the inner end face of the sliding groove through a plurality of compression springs, the compression springs are located on the left side and the right side of the electric cylinder, the clamping frame is arranged on the rear end face of the vertical plate, the supporting table is fixedly installed on the upper end face of a Contraband-shaped plate and located behind the sliding groove, and the material leaking frame is arranged on the upper end face of a Contraband-shaped plate and located right above the supporting table;
the clamping device comprises cylindrical rods, an arc plate I, a rotating frame I, Contraband-shaped frames, electric push rods, a fixing plate, a telescopic spring rod, a rotating rod and an arc plate II, wherein the plurality of cylindrical rods are arranged on the upper end face of the Contraband-shaped plate and behind the supporting table in a rotating mode and are uniformly distributed from left to right, the arc plate I is fixedly arranged on the upper end face of each cylindrical rod, the rotating frame I is arranged on the lower end face of each cylindrical rod after the lower end face of the corresponding cylindrical rod penetrates through the lower end face of the Contraband-shaped plate, Contraband-shaped frames with downward openings are fixedly arranged on the upper end face of the Contraband-shaped plate and behind the supporting table, the electric push rods are fixedly arranged at the center positions of the lower end faces of the Contraband-shaped frames, the fixing plate is fixedly arranged at the moving ends of the electric push rods, the fixing plate and the connecting rod 21274are connected through the telescopic spring rods, the telescopic spring rods are arranged on the left side and the right side of the electric push rods, the lower end faces of the fixing plate are rotatably arranged with the rotating rods, the rotating rods correspond to the cylindrical rods one by one, and a second arc-shaped plate is fixedly arranged on the lower end face of each rotating rod;
the polishing device comprises a square plate, moving blocks, a threaded rod, reset springs, circular rods, a second rotating frame and a polishing frame, wherein a rectangular through groove is formed in the position, close to the rear end, of the upper end face of the Contraband-shaped plate, a square plate is slidably arranged in the rectangular through groove, moving grooves are formed in the left side and the right side of the inner end face of the rectangular through groove, a moving block is slidably arranged in the moving grooves, the rear end face of the Contraband-shaped plate is in threaded connection with the threaded rod, one end of the threaded rod is rotatably connected with one end of the square plate, a handle is fixedly installed at the other end of the threaded rod, the square plate is connected with the rectangular through groove through a plurality of reset springs, the reset springs are located on the left side and the right side of the threaded rod, the opposite faces of the two moving blocks are fixedly connected with the left side and the right side of the square plate, a plurality of circular rods are rotatably arranged on the square plate and are uniformly distributed from left to right, the lower terminal surface of circular rod is provided with the rotating turret No. two after running through the lower terminal surface of square board, and circular rod is provided with the frame of polishing after running through the up end of square board.
As a preferred technical scheme of the invention, the clamping frame comprises sliding grooves, clamping plates, arc-shaped blocks, a rotating rod and a circular plate, wherein the rear end face of the vertical plate is provided with a plurality of sliding grooves which are uniformly distributed from left to right, two clamping plates are arranged in the sliding grooves in a sliding manner, the lower end faces of the clamping plates are in contact with the upper end face of the supporting table, the arc-shaped blocks are fixedly arranged on opposite faces of every two clamping plates, the rotating rod is rotatably arranged on the side wall of the vertical plate and penetrates through the clamping plates, the rotating rod between the two clamping plates in each sliding groove is in a threaded shape with opposite rotation directions, and the circular plate is fixedly arranged at one end of the rotating rod, which is far away from the side wall of the vertical plate.
As a preferred technical scheme, the material leaking frame comprises a movable plate, material containing plates and a first circular through groove, the movable plate is fixedly arranged on the upper end face of the Contraband-shaped plate and positioned on the left side and the right side of the supporting table, the material containing plates are fixedly arranged on the upper end faces of the two movable plates together, the first circular through groove is formed in the upper end face of the material containing plate, and the first circular through grooves are uniformly distributed from left to right.
As a preferable technical scheme of the invention, the first rotating frame comprises chain wheels, a chain, a first gear, a motor and a second gear, the chain wheels are fixedly arranged after the lower end surface of the cylindrical rod penetrates through the lower end surface of the Contraband-shaped plate, the chain wheels are in transmission connection through the chain, the first gear is fixedly arranged on one cylindrical rod, the motor is fixedly arranged on the lower end surface of the Contraband-shaped plate, the second gear is fixedly arranged on an output shaft of the motor, and the first gear is in meshing transmission with the second gear.
As a preferable technical scheme of the invention, the second rotating frame and the first rotating frame have the same structure.
As a preferred technical scheme of the invention, the polishing frame comprises a supporting circular plate, a circular groove, a circular plate, a clamping block, an electric telescopic rod, a connecting rod and a circular polishing block, wherein the supporting circular plate is fixedly arranged after the circular rod penetrates through the upper end face of a square plate, the circular groove is formed in the upper end face of the circular rod, the circular plate is fixedly arranged on the upper end face of the circular rod, moving holes are uniformly formed in the circumferential direction of the circular rod and communicated with the circular groove, the clamping block is arranged in the moving holes in a sliding mode, the electric telescopic rod is fixedly arranged in the circular groove at the bottom of the circular plate, the moving end of the electric telescopic rod is hinged with the connecting rod through a pin shaft, one end of the connecting rod is hinged with one end of the clamping block through a pin shaft, the circular polishing block is arranged outside the circular rod, the circular polishing block and the circular rod are detachable, and clamping grooves are uniformly formed in the circumferential direction of the inner wall of the circular polishing block, the clamping block is positioned in the clamping groove, and the circular grinding block is divided into rough grinding and fine polishing.
As a preferred technical scheme of the invention, rubber pads are fixedly arranged on the upper end surface of the first arc-shaped plate and the lower end surface of the second arc-shaped plate.
In addition, the invention also provides a lens injection molding post-finishing process, which comprises the following steps:
s1, lens placement: firstly, placing injection-molded lenses to be polished on a feeding device, and placing the lenses on a clamping device in batches through the feeding device;
s2, lens clamping: after the step of S1 is completed, clamping and fixing the lens through a clamping device;
s3, position adjustment: after the step of S2 is completed, adjusting the polishing device to enable the polishing device to be in contact with the lens;
s4, polishing the lens: and S3, after the step is finished, batch grinding is finally carried out on the lenses through the grinding device.
The invention has the beneficial effects that:
1. according to the invention, the lenses are mechanically fed in batches, so that the workload of operators is prevented from being increased due to the traditional manual feeding, and the phenomenon of inaccurate alignment in the traditional manual feeding is avoided.
2. According to the invention, through the arranged rubber pads, when the first arc-shaped plate and the second arc-shaped plate clamp and fasten the upper end surface and the lower end surface of the lens to be polished, friction can be increased through the arranged rubber pads, so that the clamping effect of the first arc-shaped plate and the second arc-shaped plate is enhanced.
3. According to the invention, the lenses to be polished can be fed in batch through the feeding device, so that the working efficiency of the lenses during polishing is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view (from front to back) of the present invention;
FIG. 2 is a schematic perspective view (from back to front) of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3 in accordance with the present invention;
FIG. 6 is a schematic structural view of a first turret and a second turret of the present invention;
FIG. 7 is a schematic view of the clamp plate and arcuate block of the present invention;
FIG. 8 is an enlarged view of a portion of the invention at M of FIG. 4;
FIG. 9 is a schematic structural view of the circular sanding block of the present invention;
FIG. 10 is a schematic diagram of the structure of the work object of the present invention;
FIG. 11 is a flow chart of the present invention.
In the figure: 1. contraband shaped plates; 2. a feeding device; 21. a vertical plate; 22. an electric cylinder; 23. a compression spring; 24. a clamping frame; 241. a sliding groove; 242. a clamping plate; 243. an arc-shaped block; 244. rotating the rod; 245. a circular plate; 25. a support table; 26. a material leaking frame; 261. moving the plate; 262. a material containing plate; 263. a first circular through groove; 3. a clamping device; 31. a cylindrical rod; 32. a first arc plate; 33. a first rotating frame; 331. a sprocket; 332. a chain; 333. a first gear; 334. an electric motor; 335. a second gear; 34. contraband form rack; 35. an electric push rod; 36. a fixing plate; 37. a telescoping spring rod; 38. rotating the rod; 39. a second arc plate; 4. a polishing device; 41. a square plate; 42. a moving block; 43. a threaded rod; 44. a return spring; 45. a circular rod; 46. a second rotating frame; 47. a polishing frame; 471. a supporting circular plate; 472. a circular groove; 473. a disc; 474. a clamping block; 475. an electric telescopic rod; 476. a connecting rod; 477. a circular sanding block.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below.
Referring to fig. 1, 2 and 3, a lens injection molding post-finishing system comprises an Contraband shaped plate 1, a feeding device 2, a clamping device 3 and a polishing device 4, wherein the Contraband shaped plate 1 has a downward opening, and the feeding device 2, the clamping device 3 and the polishing device 4 are sequentially arranged on the upper end surface of the Contraband shaped plate 1 from front to back;
referring to fig. 1, 2, 3 and 4, the feeding device 2 includes a vertical plate 21, an electric cylinder 22, a compression spring 23, a clamping frame 24, a support table 25 and a material leaking frame 26, a sliding groove is formed in a position, close to the rear side, of the upper end surface of the Contraband-shaped plate 1, the vertical plate 21 is arranged in the sliding groove in a sliding mode, the electric cylinder 22 is fixedly installed in the sliding groove close to the center, the moving end of the electric cylinder 22 is fixedly connected with one end of the vertical plate 21, the vertical plate 21 is connected with the inner end surface of the sliding groove through a plurality of compression springs 23, the compression springs 23 are located on the left side and the right side of the electric cylinder 22, the clamping frame 24 is arranged on the rear end surface of the vertical plate 21, the upper end surface of the Contraband-shaped plate 1 is fixedly installed behind the sliding groove with the support table 25, 21274, and the material leaking frame 26 is arranged on the upper end surface of the shape plate 1 and right above the support table 25;
firstly, placing injection-molded lenses to be polished in a material leaking frame 26 in batches, dropping the lenses onto a support table 25 under the dead weight, clamping and limiting the lenses to be polished by using a clamping frame 24 arranged after the lenses to be polished fall onto the support table 25, starting an electric cylinder 22 after the lenses to be polished are clamped and limited, pushing a vertical plate 21 to slide to the position of a clamping device 3 in a sliding groove by the electric cylinder 22, pushing the lenses to be polished to be clamped and limited to move onto the clamping device 3 by the vertical plate 21, and feeding the lenses to be polished in batches by using the clamping frame 24 to avoid the phenomenon of inaccurate positioning caused by traditional manual feeding;
referring to fig. 1 and 2, the material leaking frame 26 comprises a moving plate 261, material containing plates 262 and a first circular through groove 263, wherein the v 21274is fixedly provided with the moving plate 261 at the upper end surface of the plate 1 and at the left and right sides of the support platform 25, the material containing plates 262 are fixedly provided at the upper end surfaces of the two moving plates 261 together, the first circular through groove 263 is provided at the upper end surface of the material containing plate 262, and the first circular through grooves 263 are uniformly distributed from left to right;
firstly, placing injection-molded lenses to be polished into a first round through hole in batches, and enabling the injection-molded lenses to be polished to fall onto the upper end surface of a support table 25 in sequence through the first round through hole;
referring to fig. 1, 4 and 7, the clamping frame 24 includes a sliding groove 241, clamping plates 242, arc-shaped blocks 243, a rotating rod 244 and a circular plate 245, the rear end surface of the vertical plate 21 is provided with a plurality of sliding grooves 241, the plurality of sliding grooves 241 are uniformly distributed from left to right, two clamping plates 242 are slidably disposed in the sliding grooves 241, the lower end surfaces of the clamping plates 242 are in contact with the upper end surface of the supporting table 25, the arc-shaped blocks 243 are fixedly mounted on the opposite surfaces of every two clamping plates 242, the rotating rod 244 is rotatably disposed on the side wall of the vertical plate 21, the rotating rod 244 penetrates through the plurality of clamping plates 242, the rotating rod 244 between the two clamping plates 242 in each sliding groove 241 is in a threaded shape with opposite rotation directions, and the circular plate 245 is fixedly mounted at one end of the rotating rod 244 away from the side wall of the vertical plate 21;
after the lens drops to the support platform 25 under the dead weight, the circular plate 245 is rotated, the circular plate 245 drives the rotating rod 244 to rotate, the rotating rod 244 enables the two clamping plates 242 in each sliding groove 241 to move in opposite directions, the clamping plates 242 enable the arc-shaped blocks 243 to move in opposite directions, and the arc-shaped blocks 243 simply clamp and limit the lens.
Referring to fig. 1, 2, 3 and 4, the clamping device 3 includes a cylindrical rod 31, a first arc plate 32, a first rotating frame 33, a first rotary frame 33, a first telescopic spring 37, a first rotating rod 38 and a second arc plate 39, the upper end surface of the Contraband-shaped plate 1 is rotatably provided with a plurality of cylindrical rods 31 at the rear of the supporting platform 25, the plurality of cylindrical rods 31 are uniformly distributed from left to right, the upper end surface of the cylindrical rod 31 is fixedly provided with the first arc plate 32, the lower end surface of the cylindrical rod 31 penetrates through the lower end surface of the Contraband-shaped plate 1 and is provided with the first rotary frame 33, the upper end surface of the Contraband-shaped plate 1 is fixedly provided with the Contraband-shaped frame 34 with a downward opening at the rear of the supporting platform 25, the center position of the lower end surface of the first cylindrical rod 31 is fixedly provided with the electric push rod 35, the moving end of the electric push rod 35 is fixedly provided with the first rotary frame 33, the fixing plate 36 and the first telescopic spring 37 are connected with the second arc plate 34, the telescopic spring rods 37 are positioned at the left side and the right side of the electric push rod 35, the lower end surface of the fixed plate 36 is rotatably provided with a plurality of rotating rods 38, the rotating rods 38 correspond to the cylindrical rods 31 one by one, and the lower end surface of each rotating rod 38 is fixedly provided with a second arc-shaped plate 39;
when the electric cylinder 22 enables the vertical plate 21 to push the clamping frame 24 to move the lens to be polished to the position of the clamping device 3, the lens to be polished is located right above the first arc plates 32, at this time, the electric push rod 35 is started, the electric push rod 35 enables the fixing plate 36 to move downwards, the fixing plate 36 pushes the rotating rod 38 to move downwards, the rotating rod 38 enables the second arc plate 39 to move downwards, the fixing plate 36 is limited by the arranged telescopic spring rod 37, so that the stability of the fixing plate 36 is better, when the second arc plate 39 moves downwards, the upper end face and the lower end face of the lens to be polished are clamped and fixed through the second arc plate 39 and the first arc plates 32, when the polishing device 4 polishes the lens, the lens is prevented from moving, so that the lens is not easy to process, and meanwhile, the clamping frame 24 does not clamp the lens any more, after the upper end face and the lower end face of the lens to be polished are clamped and fixed by the second arc-shaped plate 39 and the first arc-shaped plate 32, the polishing device 4 is adjusted to enable the polishing device 4 to be in contact with the lens to be polished, and after the contact, a plurality of lenses to be polished rotate simultaneously by the aid of the first rotating frame 33, so that the polishing device 4 can polish the lenses synchronously in batches, and accordingly working efficiency of a machine in polishing the lenses is improved;
rubber pads are fixedly arranged on the upper end face of the first arc-shaped plate 32 and the lower end face of the second arc-shaped plate 39;
when an arc 32 and No. two arcs 39 clamp the upper end face and the lower end face of the lens that need polish regularly, can increase the friction through the rubber pad that sets up to make the tight effect of clamp of an arc 32 and No. two arcs 39 strengthen.
With continuing reference to fig. 1, 2, 3 and 4, the polishing device 4 comprises a square plate 41, moving blocks 42, a threaded rod 43, a return spring 44, a circular rod 45, a second rotating frame 46 and a polishing frame 47, wherein the 21274is formed by arranging a rectangular through groove at a position close to the rear end of the upper end surface of the plate 1, the square plate 41 is arranged in the rectangular through groove in a sliding manner, moving grooves are formed in the left side and the right side of the inner end surface of the rectangular through groove, the moving blocks 42 are arranged in the moving grooves in a sliding manner, the threaded rod 43 is connected to the rear end surface of the Contraband-shaped plate 1 in a threaded manner, one end of the threaded rod 43 is rotatably connected with one end of the square plate 41, a handle is fixedly arranged at the other end of the threaded rod 43, the square plate 41 is connected with the rectangular through groove through a plurality of return springs 44, the return springs 44 are arranged on the left side and the right side of the threaded rod 43, and the opposite surfaces of the two moving blocks 42 are fixedly connected with the left side and the right side of the square plate 41, a plurality of circular rods 45 are rotatably arranged on the square plate 41, the circular rods 45 are uniformly distributed from left to right, a second rotating frame 46 is arranged after the lower end surface of each circular rod 45 penetrates through the lower end surface of the square plate 41, and a polishing frame 47 is arranged after each circular rod 45 penetrates through the upper end surface of the square plate 41;
when the clamping device 3 clamps and fixes the upper end surface and the lower end surface of a lens to be polished, the handle is rotated at the moment, the handle drives the threaded rod 43 to rotate, at the moment, under the action of the reset spring 44, the threaded rod 43 pushes the square plate 41 to move in the first rectangular through groove to the position of the clamping device 3, the square plate 41 pushes the circular rod 45 to move, the circular rod 45 enables the polishing frame 47 to be in contact with the edge of the lens to be clamped and fixed, when the first rotating frame 33 is started, the second rotating frame 46 is started simultaneously, the first rotating frame 33 drives a plurality of lenses to be clamped and fixed to rotate, the second rotating frame 46 drives a plurality of polishing frames 47 to rotate, and therefore the polishing frame 47 can polish the lens rapidly;
referring to fig. 2, 3, 4 and 8, the grinding frame 47 includes a supporting circular plate 471, a circular groove 472, a circular disc 473, a clamping block 474, an electric telescopic rod 475, a connecting rod 476 and a circular grinding block 477, the circular rod 45 is fixedly installed with the supporting circular plate 471 after penetrating through the upper end surface of the square plate 41, the circular groove 472 is opened on the upper end surface of the circular rod 45, the circular rod 45 is fixedly installed with the circular disc 473, the circular rod 45 is uniformly opened with moving holes along the circumferential direction, the moving holes are communicated with the circular groove 472, the clamping block 474 is slidably installed in the moving holes, the electric telescopic rod 475 is fixedly installed in the circular groove 472 at the bottom of the circular disc 473, the moving end of the electric telescopic rod 475 is hinged with the connecting rod 476 through a pin shaft, one end of the connecting rod 476 is hinged with one end of the clamping block 474 through a pin shaft, the circular grinding block 477 is installed outside the circular rod 45, and the circular grinding block 477 and the circular rod 45 are detachable, the inner wall of the circular polishing block 477 is uniformly provided with a clamping groove along the circumferential direction, the clamping block is positioned in the clamping groove, and the circular polishing block 477 is subjected to rough polishing and fine polishing;
firstly, roughly grinding a lens, sleeving a circular grinding block 477 on a circular rod 45 at the moment, supporting and limiting the circular grinding block 477 through a supporting circular plate 471, starting an electric telescopic rod 475 at the moment after the circular grinding block 477 is placed on the supporting circular plate 471, pushing a connecting rod 476 to move by the electric telescopic rod 475, pushing a clamping block 474 to move in a moving hole by the connecting rod 476, enabling the clamping block 474 to move towards one side far away from the side wall of the circular rod 45, clamping the clamping block 474 in a clamping groove on the inner wall of the circular grinding block 477, clamping and limiting the circular grinding block 477, and after roughly grinding, rapidly replacing the circular grinding block 477 to further finely polish the lens;
referring to fig. 4 and 6, the first rotating frame 33 includes a chain wheel 331, a chain 332, a first gear 333, a motor 334 and a second gear 335, the lower end surface of the cylindrical rod 31 penetrates through Contraband the lower end surface of the plate 1 and is fixedly installed with the chain wheel 331, the plurality of chain wheels 331 are in transmission connection through the chain 332, one of the cylindrical rods 31 is fixedly installed with the first gear 333, the lower end surface of the Contraband plate 1 is fixedly installed with the motor 334, the output shaft of the motor 334 is fixedly installed with the second gear 335, and the first gear 333 is in mesh transmission with the second gear 335;
the second rotating frame 46 and the first rotating frame 33 have the same structure;
when the upper and lower terminal surface to the lens presss from both sides tight fixedly and makes the edge of polishing frame 47 and lens contact, start a rotating turret 33 and No. two rotating turrets 46 simultaneously, thereby make polishing frame 47 polish the lens fast, start motor 334 promptly, motor 334 drives No. two gears 335 and rotates, No. two gears 335 drive a gear 333 and rotate, a gear 333 drives one of them cylinder pole 31 and rotates, this moment under sprocket 331 and chain 332's effect, make a plurality of cylinder poles 31 rotate, thereby it rotates to drive a plurality of lenses that press from both sides tight fixed, No. two rotating turrets 46 drive a plurality of circular poles 45 and rotate simultaneously, thereby drive polishing frame 47 and rotate, and then accomplish the quick polishing to the lens.
In addition, the invention also provides a lens injection molding post-finishing process, which comprises the following steps:
s1, lens placement: firstly, placing injection-molded lenses to be polished in a circular through hole in batch, enabling the injection-molded lenses to be polished to fall on the upper end face of the supporting table 25 in sequence through the circular through hole, rotating the circular plate 245 at the moment, driving the rotating rod 244 to rotate by the circular plate 245, enabling the two clamping plates 242 in each sliding groove 241 to move in opposite directions by the rotating rod 244, enabling the arc-shaped blocks 243 to move in opposite directions by the clamping plates 242, enabling the arc-shaped blocks 243 to simply clamp and limit the lenses, starting the electric cylinder 22 at the moment, enabling the electric cylinder 22 to push the vertical plate 21 to slide to the position of the clamping device 3 in the sliding grooves, enabling the vertical plate 21 to push the limited lenses to be polished to move to the clamping device 3, and carrying out batch loading on the lenses to be polished through the clamping frame 24;
s2, lens clamping: after the step of S1 is completed, the electric push rod 35 is started, the electric push rod 35 makes the fixing plate 36 move downward, the fixing plate 36 pushes the rotating rod 38 to move downward, the rotating rod 38 makes the second arc-shaped plate 39 move downward, and the upper and lower end surfaces of the lens to be polished are clamped and fixed by the second arc-shaped plate 39 and the first arc-shaped plate 32, so that when the polishing device 4 polishes the lens, the lens is prevented from moving, and thus the lens is not easy to be processed;
s3, position adjustment: after the step S2 is completed, the handle is rotated to drive the threaded rod 43 to rotate, at this time, under the action of the return spring 44, the threaded rod 43 pushes the square plate 41 to move to the position of the clamping device 3 in the first rectangular through groove, the square plate 41 pushes the circular rod 45 to move, and the circular rod 45 enables the grinding frame 47 to contact with the edge of the lens clamped and fixed;
s4, polishing the lens: after the step S3 is completed, the first rotating frame 33 and the second rotating frame 46 are started at the end, so that the polishing frame 47 polishes the lens rapidly, that is, the motor 334 is started, the motor 334 drives the second gear 335 to rotate, the second gear 335 drives the first gear 333 to rotate, the first gear 333 drives one of the cylindrical rods 31 to rotate, at this time, under the action of the chain wheel 331 and the chain 332, the cylindrical rods 31 rotate, so that the lenses clamped and fixed are driven to rotate, and the second rotating frame 46 drives the circular rods 45 to rotate, so that the polishing frame 47 is driven to rotate, and rapid polishing of the lenses is completed.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a lens finish machining system after injection moulding, includes Contraband shaped plate (1), loading attachment (2), clamping device (3) and grinding device (4), its characterized in that: the opening of the Contraband shaped plate (1) is downward, and the upper end surface of the Contraband shaped plate (1) is sequentially provided with a feeding device (2), a clamping device (3) and a grinding device (4) from front to back;
the feeding device (2) comprises a vertical plate (21), an electric cylinder (22), a compression spring (23), a clamping frame (24), a supporting table (25) and a material leaking frame (26), a sliding groove is formed in the position, close to the rear side, of the upper end face of the Contraband-shaped plate (1), a vertical plate (21) is arranged in the sliding groove in a sliding mode, an electric cylinder (22) is fixedly installed in the sliding groove close to the center, the moving end of the electric cylinder (22) is fixedly connected with one end of the vertical plate (21), the vertical plate (21) is connected with the inner end face of the sliding groove through a plurality of compression springs (23), the compression springs (23) are located on the left side and the right side of the electric cylinder (22), a clamping frame (24) is arranged on the rear end face of the vertical plate (21), a supporting table (25) is fixedly installed on the upper end face of the Contraband-shaped plate (1) and located behind the sliding groove, and a material leakage frame (26) is arranged on the upper end face of the Contraband-shaped plate (1) and located right above the supporting table (25);
the clamping device (3) comprises a cylindrical rod (31), a first arc-shaped plate (32), a first rotating frame (33), a \ 21274, a shape frame (34), an electric push rod (35), a fixing plate (36), a telescopic spring rod (37), a rotating rod (38) and a second arc-shaped plate (39), wherein a plurality of cylindrical rods (31) are rotatably arranged on the upper end surface of the Contraband-shaped plate (1) and behind the supporting table (25), the plurality of cylindrical rods (31) are uniformly distributed from left to right, the first arc-shaped plate (32) is fixedly arranged on the upper end surface of each cylindrical rod (31), the first rotating frame (33) is arranged on the lower end surface of the cylindrical rod (31) after penetrating through the lower end surface of the Contraband-shaped plate (1), the \\ 21274, the lower end surface of the shape plate (1) and behind the supporting table (25) are fixedly provided with a Contraband-shaped frame (34) with a downward opening, and the electric push rod (35) is fixedly arranged at the center position of the lower end surface of the Contraband-shaped frame (34), the movable end of the electric push rod (35) is fixedly provided with a fixed plate (36), the fixed plates (36) and the brackets (21274) are connected through telescopic spring rods (37), the telescopic spring rods (37) are positioned on the left side and the right side of the electric push rod (35), the lower end face of the fixed plate (36) is rotatably provided with a plurality of rotating rods (38), the rotating rods (38) correspond to the cylindrical rods (31) one by one, and the lower end face of each rotating rod (38) is fixedly provided with a second arc-shaped plate (39);
the polishing device (4) comprises a square plate (41), a moving block (42), a threaded rod (43), a reset spring (44), a circular rod (45), a second rotating frame (46) and a polishing frame (47), a first rectangular through groove is formed in the position, close to the rear end, of the upper end face of the Contraband-shaped plate (1), a square plate (41) is arranged in the first rectangular through groove in a sliding mode, moving grooves are formed in the left side and the right side of the inner end face of the first rectangular through groove, the moving block (42) is arranged in the moving grooves in a sliding mode, a threaded rod (43) is connected to the rear end face of the Contraband-shaped plate (1) in a threaded mode, one end of the threaded rod (43) is connected with one end of the square plate (41) in a rotating mode, a handle is fixedly installed at the other end of the threaded rod (43), the square plate (41) is connected with the first rectangular through groove through the reset spring (44), and the reset spring (44) is located on the left side and the right side of the threaded rod (43), the opposite face of two movable blocks (42) and the left and right sides fixed connection of square board (41), square board (41) go up to rotate and are provided with a plurality of circular rods (45), a plurality of circular rods (45) from left to right evenly distributed, the lower terminal surface of circular rod (45) is provided with rotating turret (46) after running through the lower terminal surface of square board (41), circular rod (45) are provided with after running through the up end of square board (41) and are polished frame (47).
2. The lens post injection molding finishing system of claim 1, wherein: the clamping frame (24) comprises a sliding groove (241), a clamping plate (242), an arc-shaped block (243), a rotating rod (244) and a circular plate (245), the rear end face of vertical board (21) seted up a plurality of sliding tray (241), a plurality of sliding tray (241) from left to right evenly distributed, it is provided with two clamp plates (242) to slide in sliding tray (241), the lower terminal surface of clamp plate (242) contacts with the up end of brace table (25), the opposite face fixed mounting of per two clamp plates (242) has arc piece (243), the lateral wall of vertical board (21) rotates and is provided with rotary rod (244), rotary rod (244) run through a plurality of clamp plates (242), rotary rod (244) between two clamp plates (242) that are located in every sliding tray (241) are to opposite screw thread form soon, the one end fixed mounting that vertical board (21) lateral wall was kept away from in rotary rod (244) has circular plate (245).
3. The lens post injection molding finishing system of claim 1, wherein: hourglass work or material rest (26) including movable plate (261), flourishing flitch (262) and circular logical groove (263) one number, Contraband the up end of shaped plate (1) and be located the left and right sides fixed mounting who props up a supporting bench (25) have movable plate (261), the common fixed mounting of up end of two movable plates (261) has flourishing flitch (262), the up end of flourishing flitch (262) has seted up circular logical groove (263) one number, circular logical groove (263) from left to right evenly distributed.
4. The lens post injection molding finishing system of claim 1, wherein: the first rotating frame (33) comprises chain wheels (331), a chain (332), a first gear (333), a motor (334) and a second gear (335), the lower end face of the cylindrical rod (31) penetrates through Contraband-shaped plates (1) and is fixedly provided with the chain wheels (331) at the rear of the lower end face, the chain wheels (331) are in transmission connection through the chain (332), one gear (333) is fixedly arranged on one cylindrical rod (31), the motor (334) is fixedly arranged on the lower end face of the Contraband-shaped plate (1), the second gear (335) is fixedly arranged on an output shaft of the motor (334), and the first gear (333) and the second gear (335) are in meshing transmission.
5. The lens post injection molding finishing system of claim 1, wherein: the second rotating frame (46) and the first rotating frame (33) are identical in structure.
6. The lens post injection molding finishing system of claim 1, wherein: the polishing frame (47) comprises a supporting circular plate (471), a circular groove (472), a circular disc (473), a clamping block (474), an electric telescopic rod (475), a connecting rod (476) and a circular polishing block (477), wherein the supporting circular plate (471) is fixedly installed on the circular rod (45) after penetrating through the upper end face of the square plate (41), the circular groove (472) is formed in the upper end face of the circular rod (45), the circular disc (473) is fixedly installed on the upper end face of the circular rod (45), moving holes are uniformly formed in the circular rod (45) along the circumferential direction and communicated with the circular groove (472), the clamping block (474) is arranged in the moving holes in a sliding manner, the electric telescopic rod (475) is fixedly installed in the circular groove (472) at the bottom of the disc (473), the connecting rod (476) is hinged to the moving end of the electric telescopic rod (475) through a pin shaft, one end of the connecting rod (476) is hinged with one end of the clamping block (474) through a pin shaft, circular pole (45) are provided with circular sanding block (477) outward, are removable between circular sanding block (477) and circular pole (45), and the chucking groove has evenly been seted up along circumference to the inner wall of circular sanding block (477), and chucking piece (474) is located the chucking inslot.
7. The lens post injection molding finishing system of claim 1, wherein: the upper end face of the first arc-shaped plate (32) and the lower end face of the second arc-shaped plate (39) are fixedly provided with rubber pads.
8. The lens post injection molding finishing system of claim 1, wherein: the lens injection molding post-finishing system is adopted for specific operation, and the specific processing method comprises the following steps:
s1, lens placement: firstly, placing injection-molded lenses to be polished on a feeding device (2), and placing the lenses on a clamping device (3) in batches through the feeding device (2);
s2, lens clamping: after the step of S1 is finished, clamping and fixing the lens through a clamping device (3);
s3, position adjustment: after the step of S2 is completed, adjusting the polishing device (4) to enable the polishing device (4) to be in contact with the lens;
s4, polishing the lens: and S3, after the step is finished, batch grinding is finally carried out on the lenses through the grinding device (4).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114523377A (en) * | 2022-03-19 | 2022-05-24 | 易秋生 | High-efficient grinding device of optical lens piece can two-sidedly polish |
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| EP0917930A2 (en) * | 1997-11-21 | 1999-05-26 | Nidek Co., Ltd | Lens grinding apparatus |
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| CN114029815B (en) | 2024-05-10 |
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