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CN-122008037-A - Double-sided polishing device for fixed focus lens processing

CN122008037ACN 122008037 ACN122008037 ACN 122008037ACN-122008037-A

Abstract

The invention relates to the technical field of lens polishing and discloses a double-sided polishing device for fixed focus lens processing, which comprises a base and further comprises a positioning ring, wherein the positioning ring is fixedly connected to the top of the base, one side of an inner arc wall of the positioning ring is rotatably connected with a rotating ring, a plurality of groups of clamping pieces are arranged on the inner arc wall of the rotating ring at equal intervals, a pneumatic sliding rail is fixedly connected to the top of the positioning ring, polishing liquid is conveyed into a polishing wheel rotating at a high speed through a water pump and is uniformly sprayed onto a processing surface through a liquid throwing groove by utilizing centrifugal force, meanwhile, a wind guide blade arranged in a driving roller generates directional airflow during rotation, so that heat dissipation is assisted, negative pressure suction waste liquid backflow is formed, the purification and cyclic utilization of the polishing liquid are realized, the production cost is reduced, in addition, the lubricating and heat dissipation of friction parts of the rotating ring and the positioning ring can be remarkably reduced, the service life of parts is prolonged, and the cleaning and the stability of the processing environment are ensured.

Inventors

  • LIU JUNQIU
  • Wen Heqiang
  • GUO YIHUA
  • An Haigang

Assignees

  • 东莞市超越光学制品有限公司

Dates

Publication Date
20260512
Application Date
20260409

Claims (10)

  1. 1. The utility model provides a fixed focus lens processing is with two-sided burnishing device, includes base (1), its characterized in that still includes: The positioning ring (2), the positioning ring (2) is fixedly connected to the top of the base (1), One side of the inner arc wall of the positioning ring (2) is rotationally connected with a rotating ring (3), and a plurality of groups of clamping components are arranged on the inner arc wall of the rotating ring (3) at equal intervals; the pneumatic slide rail (4), the pneumatic slide rail (4) is fixedly connected to the top of the positioning ring (2), and a polishing part for polishing two sides of the lens is arranged on the pneumatic slide rail (4); the guide part is arranged on the base (1) and is used for spraying polishing liquid to two side surfaces of the lens in the polishing process.
  2. 2. The double-sided polishing device for fixed focus lens processing according to claim 1, wherein the clamping piece comprises a spring telescopic rod (31), the spring telescopic rod (31) is fixedly connected to an inner arc wall of the rotary ring (3), a gasket (32) is fixedly connected to a telescopic end of the spring telescopic rod (31), each group of the spring telescopic rods (31) is communicated with each other through an air duct (33), an air pump (34) is fixedly connected to the inner arc wall of the rotary ring (3), and the air pump (34) is communicated with the air duct (33).
  3. 3. The double-sided polishing device for fixed focus lens processing according to claim 1, wherein a driving bin (21) is arranged in the positioning ring (2), a driving roller (22) is rotationally connected in the driving bin (21), an outer arc wall of the driving roller (22) is attached to an outer arc wall of the rotating ring (3), a driving motor (23) is fixedly connected to a side wall of the positioning ring (2), and an output shaft of the driving motor (23) is fixedly connected with a rotating shaft of the driving roller (22).
  4. 4. A double-sided polishing device for fixed focus lens processing according to claim 3, wherein the polishing part comprises two groups of horizontal cylinders (41), a moving block (42) is sleeved on the pneumatic sliding rail (4) in a sliding manner, the two groups of horizontal cylinders (41) are respectively and fixedly connected to two sides of the moving block (42), the telescopic ends of the two groups of horizontal cylinders (41) are fixedly connected with vertical cylinders (43), the telescopic ends of the vertical cylinders (43) are fixedly connected with arc plates (44), the side walls of the arc plates (44) are fixedly connected with polishing motors (45), and the output ends of the polishing motors (45) penetrate through the arc plates (44) and are fixedly connected with polishing wheels (46).
  5. 5. The double-sided polishing device for fixed focus lens processing according to claim 4, wherein the guiding part comprises two groups of water pumps (5), a liquid storage cavity (51) is formed in the base (1), the two groups of water pumps (5) are respectively fixed on two sides of the base (1), an input pipe of each water pump (5) is communicated with the bottom of the inner cavity of the liquid storage cavity (51), a liquid guide groove (441) is formed in the arc-shaped plate (44), an output pipe of each water pump (5) is communicated with the inner cavity of the corresponding liquid guide groove (441), a liquid supply pipe (52) is fixed and communicated on one side of the liquid guide groove (441) facing the polishing wheel (46), a plurality of groups of liquid throwing grooves (461) are formed on one side of the polishing wheel (46) facing the arc-shaped plate (44), liquid supply ring grooves (462) are communicated between the ends of the liquid throwing grooves (461), and the output ends of the liquid supply pipes (52) extend into the liquid supply ring grooves (462).
  6. 6. The double-sided polishing device for fixed focus lens processing according to claim 5, wherein the two sides of the positioning ring (2) are fixedly connected with a liquid blocking ring (6), a return pipe (61) is fixedly and communicated below the side wall of the liquid blocking ring (6), and the other end of the return pipe (61) is communicated with the top of the inner cavity of the liquid storage cavity (51).
  7. 7. The double-sided polishing device for fixed focus lens processing as claimed in claim 6, wherein the return pipe (61) is fixedly connected with a filter bin (62), and a filter residue plate (63) is fixedly connected in the filter bin (62).
  8. 8. The double-sided polishing device for fixed focus lens processing according to claim 5, wherein an air guide bin (221) is arranged in the driving roller (22), a plurality of groups of air guide blades (222) are fixed in the air guide bin (221) at equal intervals, one side of the air guide bin (221) is fixed and communicated with an air suction pipe (7), and the other side of the air suction pipe (7) is communicated with the upper part of an inner cavity of the liquid storage cavity (51).
  9. 9. The double-sided polishing device for fixed focus lens processing according to claim 8, wherein a reflux groove (71) is formed between the positioning ring (2) and the liquid storage cavity (51), the top end of the reflux groove (71) is communicated with the bottom of the cavity of the positioning ring (2) where the rotating ring (3) is located, and the bottom end of the reflux groove (71) is communicated with the top of the inner cavity of the liquid storage cavity (51).
  10. 10. The double-sided polishing device for fixed focus lens processing according to claim 9, wherein the suction pipe (7) and the return pipe (71) are provided with one-way valves.

Description

Double-sided polishing device for fixed focus lens processing Technical Field The invention relates to the technical field of lens polishing, in particular to a double-sided polishing device for fixed-focus lens processing. Background In the field of optical element manufacturing, the surface quality of a fixed focus lens directly determines the performance quality of an imaging system, and along with the rapid development of photoelectric technology, the market has more stringent requirements on the surface shape precision, the surface finish and the processing efficiency of the lens. At present, the traditional lens polishing process mostly adopts a single-sided successive processing mode, so that the production period is long, stress deformation or surface type errors of the lens are easily caused due to uneven stress and heat accumulation in the processing process, in addition, the problem that the workpiece is deformed in a thermal mode due to uneven material removal rate and poor cooling effect in the polishing process often exists in the existing equipment, in addition, dust generated in the polishing process cannot be treated in time, the processing environment is polluted, the surface quality of the lens is affected, and therefore, the double-sided polishing device for the fixed focus lens processing is provided. Disclosure of Invention The invention provides a double-sided polishing device for fixed focus lens processing, which realizes double-sided synchronous and efficient polishing of lenses through the cooperative movement of a driving roller and a polishing wheel, improves precision and efficiency, realizes uniform spraying, recycling and component lubrication and heat dissipation of polishing liquid by utilizing the assistance of centrifugal liquid throwing and air flow, ensures processing quality, reduces production cost, prolongs equipment service life, and solves the problems that the traditional single-sided polishing device in the background art is low in efficiency, is easy to deform a workpiece due to uneven stress and poor heat dissipation, and has serious dust pollution and influences the processing quality and environment. The invention provides the following technical scheme: The double-sided polishing device for the fixed focus lens processing comprises a base, a positioning ring, a pneumatic sliding rail, a guide part and a polishing part, wherein the positioning ring is fixedly connected to the top of the base, one side of an inner arc wall of the positioning ring is rotatably connected with a rotating ring, a plurality of groups of clamping pieces are installed on the inner arc wall of the rotating ring at equal intervals, the pneumatic sliding rail is fixedly connected to the top of the positioning ring, the polishing part is installed on the pneumatic sliding rail and used for polishing two sides of a lens, and the guide part is arranged on the base and used for spraying polishing liquid to the two sides of the lens in the polishing process. As a preferable technical scheme of the invention, the clamping piece comprises a spring telescopic rod, the spring telescopic rod is fixedly connected to the inner arc wall of the rotating ring, the telescopic ends of the spring telescopic rods are fixedly connected with gaskets, each group of spring telescopic rods are communicated through an air duct, the inner arc wall of the rotating ring is fixedly connected with an air pump, and the air pump is communicated with the air duct. As a preferable technical scheme of the invention, a driving bin is arranged in the positioning ring, a driving roller is rotationally connected in the driving bin, the outer arc wall of the driving roller is attached to the outer arc wall of the rotating ring, a driving motor is fixedly connected to the side wall of the positioning ring, and the output shaft of the driving motor is fixedly connected with the rotating shaft of the driving roller. As a preferable technical scheme of the polishing device, the polishing part comprises two groups of horizontal air cylinders, a moving block is sleeved on the pneumatic sliding rail in a sliding manner, the two groups of horizontal air cylinders are respectively and fixedly connected to two sides of the moving block, the telescopic ends of the two groups of horizontal air cylinders are fixedly connected with vertical air cylinders, the telescopic ends of the vertical air cylinders are fixedly connected with arc plates, the side walls of the arc plates are fixedly connected with polishing motors, and the output ends of the polishing motors penetrate through the arc plates and are fixedly connected with polishing wheels. As a preferable technical scheme of the polishing device, the flow guiding part comprises two groups of water pumps, a liquid storage cavity is formed in the base, the two groups of water pumps are respectively fixed on two sides of the base, an input pipe of each water pump is communicated with the b