CN215967955U

CN215967955U - Optical lens piece grinding device

Info

Publication number: CN215967955U
Application number: CN202122103862.5U
Authority: CN
Inventors: 周继根; 杨柯; 高尚旭
Original assignee: Chengdu Hongzheng Optical Co ltd
Current assignee: Chengdu Hongzheng Optical Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-03-08
Anticipated expiration: 2031-09-02

Abstract

The application relates to an optical lens grinding device, which belongs to the technical field of optical lens production equipment. The grinding machine comprises a rack and a grinding frame, wherein a grinding mechanism is arranged on the grinding frame and positioned on one side of the grinding frame opposite to the rack; a placing table is arranged on the top surface of the rack, first rodless electric cylinders are arranged on two sides of the placing table, supporting beams are arranged on the two first rodless electric cylinders, a moving mechanism is arranged on each supporting beam, and a spring sucker is arranged on each moving mechanism; one end of the frame is provided with a limiting mechanism, and the limiting mechanism is used for fixing the optical lens blank in the center of the limiting mechanism and driving the optical lens to rotate; the side of the frame, which is close to the limiting mechanism, is provided with a conveying mechanism and a fixing mechanism, the conveying mechanism is used for conveying the optical lens blank on the limiting mechanism to the fixing mechanism, and the fixing mechanism is used for fixing the optical lens blank and moving the blank to the grinding mechanism. This application has the effect that improves optical lens's production efficiency.

Description

Optical lens piece grinding device

Technical Field

The application relates to the technical field of optical lens production equipment, in particular to an optical lens grinding device.

Background

The optical lens is a glass block formed by mixing high-purity oxides of silicon, boron, sodium, potassium, zinc, lead, magnesium, calcium, barium and the like according to a specific formula, melting the mixture at a high temperature in a platinum crucible, uniformly stirring the mixture by using ultrasonic waves to remove bubbles, and slowly cooling the mixture for a long time. The blank of the optical lens needs to be used after the periphery of the blank is ground and polished.

In a conventional optical lens production process, an optical lens blank is typically placed on a correspondingly sized grinding tool and the optical lens is rough ground by hand.

In view of the above-mentioned related technologies, the inventor thinks that the operator grinds the optical lens blank manually, and the production speed is slow and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the production efficiency of optical lens, this application provides an optical lens grinding device.

The application provides an optical lens piece grinding device adopts following technical scheme:

an optical lens grinding device comprises a rack and a grinding frame, wherein a grinding mechanism is arranged on the grinding frame and on one side of the grinding frame opposite to the rack, and the grinding mechanism is used for grinding an optical lens blank; a placing table is arranged on the top surface of the rack, first rodless electric cylinders are arranged on two sides of the placing table, supporting beams are arranged on the two first rodless electric cylinders, a moving mechanism is arranged on each supporting beam, a spring sucker is arranged on each moving mechanism, and each moving mechanism is used for moving the spring sucker; one end of the rack is provided with a limiting mechanism, and the limiting mechanism is used for fixing the optical lens blank in the center of the limiting mechanism and driving the optical lens to rotate; the frame is provided with conveying mechanism and fixed establishment on being close to stop gear's side, conveying mechanism is used for carrying the optical lens blank on the stop gear to fixed establishment, fixed establishment is used for fixed optical lens blank and removes the blank to grinding mechanism department.

By adopting the technical scheme, when the optical lens blank is coarsely ground, the accommodating disc with the optical lens blank is placed on the placing table, the spring sucker is moved to the optical lens blank by the moving mechanism and is adsorbed and fixed by the spring sucker, the spring sucker is moved to the limiting mechanism by the moving mechanism, and the limiting mechanism fixes the optical lens blank in a centering manner and then drives the optical lens blank to rotate to be opposite to the grinding frame; and then conveying the optical lens blank on the limiting mechanism to a fixing mechanism through a conveying mechanism for fixing, and grinding the optical lens by using a grinding mechanism. Therefore, the optical lens blank is transported, fixed and ground by using machinery, and the production efficiency of the optical lens is improved.

Optionally, the grinding mechanism includes a grinding head and a high-speed motor, the high-speed motor is disposed in the grinding frame, an output shaft of the high-speed motor extends between the grinding frame and the machine frame, and the grinding head is disposed on the output shaft of the high-speed motor.

By adopting the technical scheme, when the optical lens is ground, the high-speed motor is started, and the high-speed motor drives the grinding head to rotate at a high speed, so that the optical lens blank is conveniently ground.

Optionally, the moving mechanism includes a second rodless electric cylinder and a first air cylinder, the first air cylinder is disposed on the second rodless electric cylinder, a piston rod of the first air cylinder extends vertically downward, and the spring chuck is vertically disposed at a tail end of the piston rod of the first air cylinder.

By adopting the technical scheme, when the spring sucker is moved, the second rodless electric cylinder drives the supporting beam to move along the length direction of the first air cylinder, the first air cylinder drives the spring sucker to move along the vertical direction, and meanwhile, the supporting beam can be moved along the position vertical to the supporting beam through the first rodless electric cylinder; thereby be convenient for remove spring chuck, can make spring chuck's displacement range cover whole platform of placing simultaneously, be convenient for take the optical lens blank.

Optionally, the limiting mechanism comprises a support, a tightening assembly and a rotating assembly, two chucks are relatively arranged on the support, the tightening assembly is connected with the chucks, the tightening assembly is used for driving the chucks to be relatively close to or far away from the chucks, and the rotating assembly is used for driving the support to rotate.

By adopting the technical scheme, when the optical lens is ground, the grinding precision is ensured, so that each optical lens to be ground is required to be fixed at the same position; through setting up two chucks on the support, place the optical lens blank between two chucks, be close to relatively through two chucks of tight subassembly drive, fix the central authorities at the support with the optical lens blank to reach the effect of the position of being convenient for fixed optical lens blank.

Optionally, the abutting assembly comprises two second cylinders, and the two second cylinders are respectively connected with the two clamping discs.

Through adopting above-mentioned technical scheme, when carrying out the heart to the optical lens blank on the support and support tightly, two second cylinders of synchronous start, two chucks of two second cylinder simultaneous drive move relatively to press from both sides tight at the center of chuck with the optical lens blank, reach and be convenient for with the fixed effect of optical lens blank.

Optionally, the rotating assembly includes a first rotating motor, the first rotating motor is disposed at the top of the frame, an output shaft of the first rotating motor is parallel to the supporting beam, and the output shaft of the first rotating motor is connected to the support.

Through adopting above-mentioned technical scheme, when rotating the support, start first rotation motor, the output shaft of first rotation motor drives the support and rotates to reach and be convenient for carry out pivoted effect to the support.

Optionally, the conveying mechanism comprises a supporting rod, a second rotating motor and a third rodless electric cylinder, the length direction of the third rodless electric cylinder is perpendicular to the length direction of the supporting beam, the second rotating motor is arranged on the third rodless electric cylinder, the supporting rod is arranged on an output shaft of the second rotating motor, and a vacuum chuck is arranged at the top end of the supporting rod.

By adopting the technical scheme, when the optical lens blank on the support is conveyed to the fixing mechanism, the support rod is driven to rotate to the support through the second rotating motor, the optical lens blank is adsorbed and fixed through the vacuum chuck, the support rod is rotated to the fixing mechanism through the second rotating motor, and the support rod is moved to the position where the optical lens contacts with the fixing mechanism through the third rodless electric cylinder; thereby achieving the effect of conveniently moving the optical lens blank to the fixing mechanism.

Optionally, two support rods are provided.

By adopting the technical scheme, the two support rods are arranged, the optical lens blank which is not coarsely ground can be adsorbed and fixed on one support rod, the support rods are rotated to the sides of the fixing mechanism, after the optical lens blank on the fixing mechanism is coarsely ground, the coarsely ground optical lens can be taken down from the fixing mechanism through the other support rod, and the lens which is not coarsely ground is immediately fixed on the fixing mechanism; when the optical lens blank on the fixing mechanism is roughly ground, the polished optical lens on the supporting rod can be conveyed to the limiting mechanism, and the non-polished optical lens is fixed again; thereby achieving the effect of high processing efficiency.

Optionally, the fixing mechanism includes a fourth rodless electric cylinder, a third rotating motor and a fixing member, the fourth rodless electric cylinder and the third rotating motor are both arranged in the frame, the length direction of the fourth rodless electric cylinder is perpendicular to the length direction of the supporting beam, the third rotating motor is arranged on the fourth rodless electric cylinder, the output shaft of the third rotating motor extends out of the frame along the length direction of the fourth rodless electric cylinder, and the fixing member is fixedly connected to the output shaft of the third rotating motor.

By adopting the technical scheme, when an optical lens blank is ground, the optical lens is fixed through the fixing piece, the fourth rodless electric cylinder drives the optical lens to move, the optical lens is moved to be close to the grinding head, the grinding head grinds the optical lens, and the third rotating motor drives the optical lens to rotate during grinding, so that the optical lens is integrally ground; thereby achieving the effect of conveniently grinding the optical lens.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the optical lens is ground, the accommodating disc with the optical lens is placed on the placing table, the moving mechanism moves the optical lens to the limiting mechanism, the limiting mechanism adjusts the position of the optical lens and fixes the optical lens at the center of the limiting mechanism, the conveying mechanism conveys the optical lens to the fixing mechanism, the fixing mechanism fixes the optical lens, and then the grinding mechanism grinds the optical lens, so that an optical lens blank is conveyed, fixed and ground through machinery, an operator does not need to manually grind the optical lens blank through a mold, and the production efficiency of the optical lens is improved;

2. when the optical lens blank on the fixing mechanism finishes coarse grinding, the optical lens after coarse grinding can be taken off from the fixing mechanism through another supporting rod, and the lens which is not subjected to coarse grinding is immediately fixed on the fixing mechanism; when the optical lens blank on the fixing mechanism is roughly ground, the polished optical lens on the supporting rod is conveyed to the limiting mechanism, and the non-polished optical lens is fixed again; therefore, the standby time of the grinding mechanism is reduced, and the grinding efficiency of the optical lens is improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an enlarged view of a portion B in fig. 1.

Fig. 4 is a partial sectional view for showing a conveying mechanism and a fixing mechanism in the embodiment of the present application.

Description of reference numerals:

1. a frame; 11. a placing table; 12. a first rodless electric cylinder; 121. a support beam; 2. a grinding frame; 21. a grinding mechanism; 211. grinding the head; 212. a high-speed motor; 3. a moving mechanism; 31. a second rodless electric cylinder; 32. a first cylinder; 33. a spring sucker; 4. a limiting mechanism; 41. a support; 42. a propping component; 421. a second cylinder; 43. a rotating assembly; 431. a first rotating electric machine; 44. a chuck; 5. a conveying mechanism; 51. a strut; 511. a vacuum chuck; 52. a second rotating electric machine; 53. a third rodless electric cylinder; 6. a fixing mechanism; 61. a fourth rodless electric cylinder; 62. a third rotating electric machine; 63. and a fixing member.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an optical lens grinding device, referring to fig. 1, the optical lens grinding device comprises a frame 1 and a grinding frame 2, wherein a grinding mechanism 21 is arranged on the grinding frame 2 and is positioned on one side of the grinding frame 2 opposite to the frame 1. A placing table 11 is horizontally installed at the top end of the machine frame 1, two first rodless electric cylinders 12 are installed on the machine frame 1 and located on two sides of the placing table 11, the length directions of the cylinder barrels of the two first rodless electric cylinders 12 are all along the length direction of the placing table 11, a supporting beam 121 is fixedly connected to the sliding table of the two first rodless electric cylinders 12, and the length direction of the supporting beam 121 is perpendicular to the length direction of the cylinder barrel of the first rodless electric cylinder 12. A moving mechanism 3 is arranged on the supporting beam 121, a limiting mechanism 4 is arranged at one end of the top end of the machine frame 1 close to the grinding frame 2, a conveying mechanism 5 and a fixing mechanism 6 are further arranged on the side surface of the machine frame 1 opposite to the grinding frame 2, and the fixing mechanism 6 is opposite to the grinding mechanism 21.

When carrying out the corase grind to optical lens, will be equipped with optical lens's the dish that holds and place on placing platform 11, moving mechanism 3 moves along with a supporting beam 121 along the cylinder length direction of first no pole electric cylinder 12, and moving mechanism 3 is fixed with optical lens and moves to stop gear 4 on, and conveying mechanism 5 carries optical lens on the stop gear 4 to fixed establishment 6 again, and fixed establishment 6 is fixed with optical lens. The optical lens fixed to the fixing mechanism 6 is ground by the grinding mechanism 21.

Referring to fig. 1, the grinding mechanism 21 includes a grinding head 211 and a high-speed motor 212, the high-speed motor 212 is mounted on the grinding frame 2, an output shaft of the high-speed motor 212 extends toward the machine frame 1, a part of the output shaft of the high-speed motor 212 extends out of the grinding frame 2, and the grinding head 211 is fixedly connected to the output shaft of the high-speed motor 212.

Referring to fig. 1 and 2, the moving mechanism 3 includes a second rodless electric cylinder 31 and a first cylinder 32, the length of the cylinder of the second rodless electric cylinder 31 is consistent with the length direction of the supporting beam 121, the first cylinder 32 is fixedly connected to the sliding table of the second rodless electric cylinder 31, the piston rod of the first cylinder 32 vertically extends downwards, the tail end of the piston rod of the first cylinder 32 is horizontally connected with a mounting plate, a spring sucker 33 is mounted on the mounting plate, and the spring sucker 33 vertically penetrates through the mounting plate and is fixedly connected with the mounting plate.

When moving the optical lens blank on the placing table 11, the second rodless electric cylinder 31 is started, the first cylinder 32 is driven by the second rodless electric cylinder 31 to move along the length direction of the supporting beam 121, the first cylinder 32 is started, the piston rod of the first cylinder 32 drives the spring sucker 33 to move along the vertical direction, and the spring sucker 33 adsorbs the optical lens when colliding with the optical lens.

Referring to fig. 3, the limiting mechanism 4 includes a support 41, a tightening assembly 42 and a rotating assembly 43, the support 41 is installed at a corner of the frame 1 and located at one side of the frame 1 opposite to the grinding frame 2, two chucks 44 are installed on the support 41 relatively, and an arc-shaped groove is formed at one side of the two chucks 44 opposite to each other. The abutting assembly 42 comprises two second air cylinders 421, the two second air cylinders 421 are respectively and fixedly connected with one second air cylinder 421, and the second air cylinder 421 drives the two chucks 44 to relatively approach or move away. The rotating assembly 43 includes a first rotating motor 431, the first rotating motor 431 is installed on the frame 1 and located at one side of the support 41, the length direction of the output shaft of the first rotating motor 431 is parallel to the length direction of the support beam 121, the support 41 is fixedly connected to the output shaft of the first rotating motor 431, and a gap allowing the support 41 to rotate is formed between the support 41 and the top end of the frame 1.

When the optical lens blank is located between the two chucks 44, the two second air cylinders 421 are synchronously started, the two chucks 44 are driven by the second air cylinders 421 to be close to each other, the optical lens blank is clamped between the arc-shaped grooves of the chucks 44 by the two chucks 44, and the optical lens blank can be located at the central position of the two chucks 44 under the action of the arc-shaped grooves on the chucks 44. After the optical lens is fixed, the first rotating motor 431 is started, and an output shaft of the first rotating motor 431 drives the support 41 to rotate, so that the optical lens is rotated to the side facing the grinding frame 2, and the conveying mechanism 5 is convenient to convey the optical lens.

Referring to fig. 4, the conveying mechanism 5 includes a supporting rod 51, a second rotating motor 52 and a third rodless electric cylinder 53, an accommodating cavity is formed in one side of the frame 1 opposite to the grinding frame 2, the third rodless electric cylinder 53 is mounted on the frame 1 and located in the accommodating cavity, and the length direction of the cylinder barrel of the third rodless electric cylinder 53 is perpendicular to the length direction of the supporting beam 121; the second rotating motor 52 is fixedly connected to the slide table of the third rodless electric cylinder 53, and the extending direction of the output shaft of the second rotating motor 52 is the same as the length direction of the cylinder of the third rodless electric cylinder 53. The two support rods 51 are fixedly connected to the output shaft of the second rotating motor 52, the length direction of the support rods 51 is perpendicular to the length direction of the output shaft of the second rotating motor 52, an included angle is formed between the two support rods 51, and the top ends of the two support rods 51 are both fixedly connected with a vacuum suction cup 511 towards the rack 1.

When the conveying mechanism 5 conveys the optical lens, the third rodless electric cylinder 53 is started, the horizontal position of the supporting rod 51 is adjusted, the second rotating motor 52 is started, the output shaft of the second rotating motor 52 drives the supporting rod 51 to rotate, the supporting rod 51 rotates to be opposite to the support 41, the third rodless electric cylinder 53 is started, the vacuum suction cup 511 on the supporting rod 51 is abutted to the optical lens on the support 41, and the optical lens is adsorbed and fixed through the vacuum suction cup 511; then, the optical lens on the rod 51 is moved to the fixing mechanism 6 by the third rodless electric cylinder 53 and the second rotating motor 52.

Referring to fig. 4, the fixing mechanism 6 includes a fourth rodless electric cylinder 61, a third rotating motor 62 and a fixing member 63, a step surface is machined on the frame 1 and below the conveying mechanism 5, the fourth rodless electric cylinder 61 is fixedly connected to the step surface of the frame 1, a cylinder barrel of the fourth rodless electric cylinder 61 is opposite to a cylinder barrel of the third rodless electric cylinder 53 in the vertical direction, the third rotating motor 62 is fixedly connected to a sliding table of the fourth rodless electric cylinder 61, an output shaft of the third rotating motor 62 is parallel to the length direction of the cylinder barrel of the fourth rodless electric cylinder 61, and an output shaft of the third rotating motor 62 extends toward the grinding frame 2; the fixing member 63 is fixedly coupled to an output shaft of the third rotating electric machine 62.

In this embodiment, the fixing member 63 is a three-jaw chuck, and in other embodiments, the fixing member 63 may also be a suction cup.

When grinding the optical lens, fix the optical lens through mounting 63, start fourth rodless electric cylinder 61, fourth rodless electric cylinder 61 drives the optical lens and is close to grinding mechanism 21, when grinding the optical lens, start third rotating electrical machines 62, third rotating electrical machines 62 drives the optical lens and rotates to carry out comprehensive grinding to the grinding face of optical lens.

The implementation principle of the optical lens grinding device in the embodiment of the application is as follows: when carrying out the grinding to the optical lens blank, the dish that holds that will be equipped with optical lens is placed on placing platform 11, move spring chuck 33 to the optical lens top through moving mechanism 3 and adsorb optical lens to on moving the optical lens on the spring chuck 33 to stop gear 4, stop gear 4 is fixed with optical lens, and rethread conveying mechanism 5 carries optical lens to fixed establishment 6 and fixes, moves optical lens to grinding head 211 department through fixed establishment 6 and carries out the grinding.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An optical lens grinding device, characterized in that: the grinding machine comprises a rack (1) and a grinding frame (2), wherein a grinding mechanism (21) is arranged on the grinding frame (2) and is positioned on one side of the grinding frame (2) opposite to the rack (1), and the grinding mechanism (21) is used for grinding an optical lens blank; a placing table (11) is arranged on the top surface of the rack (1), first rodless electric cylinders (12) are arranged on two sides of the placing table (11), supporting beams (121) are arranged on the two first rodless electric cylinders (12), a moving mechanism (3) is arranged on the supporting beams (121), a spring sucker (33) is arranged on the moving mechanism (3), and the moving mechanism (3) is used for moving the spring sucker (33); one end of the rack (1) is provided with a limiting mechanism (4), and the limiting mechanism (4) is used for fixing the optical lens blank in the center of the limiting mechanism (4) and driving the optical lens to rotate; one side that frame (1) is close to stop gear (4) is provided with conveying mechanism (5) and fixed establishment (6), conveying mechanism (5) are used for carrying the optical lens blank on stop gear (4) to fixed establishment (6), fixed establishment (6) are used for fixed optical lens and remove optical lens to grinding mechanism (21) department.

2. An optical lens grinding apparatus according to claim 1, wherein: grinding mechanism (21) is including grinding head (211) and high-speed motor (212), high-speed motor (212) set up on grinding frame (2), just the output shaft of high-speed motor (212) extends to between grinding frame (2) and frame (1), grinding head (211) set up on the output shaft of high-speed motor (212).

3. An optical lens grinding apparatus according to claim 1, wherein: the moving mechanism (3) comprises a second rodless electric cylinder (31) and a first air cylinder (32), the first air cylinder (32) is arranged on the second rodless electric cylinder (31), a piston rod of the first air cylinder (32) extends vertically downwards, and the spring sucker (33) is vertically arranged at the tail end of the piston rod of the first air cylinder (32).

4. An optical lens grinding apparatus according to claim 1, wherein: the limiting mechanism (4) comprises a support (41), a tightening component (42) and a rotating component (43), wherein two chucks (44) are arranged on the support (41) relatively, the tightening component (42) is connected with the chucks (44), the tightening component (42) is used for driving the chucks (44) to be relatively close to or far away from each other, and the rotating component (43) is used for driving the support (41) to rotate.

5. An optical lens grinding apparatus according to claim 4, wherein: the abutting assembly (42) comprises two second air cylinders (421), and the two second air cylinders (421) are respectively connected with the two chucks (44).

6. An optical lens grinding apparatus according to claim 4, wherein: the rotating assembly (43) comprises a first rotating motor (431), the first rotating motor (431) is arranged on the top of the frame (1), an output shaft of the first rotating motor (431) is parallel to the supporting beam (121), and the output shaft of the first rotating motor (431) is connected with a support (41).

7. An optical lens grinding apparatus according to claim 1, wherein: conveying mechanism (5) include branch (51), second rotating electrical machines (52) and third no pole electric cylinder (53), the length direction perpendicular to supporting beam (121) of third no pole electric cylinder (53) length direction, second rotating electrical machines (52) set up on third no pole electric cylinder (53), branch (51) set up on the output shaft of second rotating electrical machines (52), the top of branch (51) is provided with vacuum chuck (511).

8. An optical lens grinding apparatus according to claim 7, wherein: the number of the supporting rods (51) is two.

9. An optical lens grinding apparatus according to claim 1, wherein: the fixing mechanism (6) comprises a fourth rodless electric cylinder (61), a third rotating motor (62) and a fixing piece (63), the fourth rodless electric cylinder (61) and the third rotating motor (62) are arranged in the rack (1), the length direction of the fourth rodless electric cylinder (61) is perpendicular to the length direction of the supporting beam (121), the third rotating motor (62) is arranged on the fourth rodless electric cylinder (61), an output shaft of the third rotating motor (62) extends out of the rack (1) along the length direction of the fourth rodless electric cylinder (61), and the fixing piece (63) is fixedly connected to an output shaft of the third rotating motor (62).