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CN-117207019-B - Double-end polishing equipment

CN117207019BCN 117207019 BCN117207019 BCN 117207019BCN-117207019-B

Abstract

The invention relates to the technical field of surface machining, and provides double-head polishing equipment which comprises grinding head polishing tools, air bag polishing tools, swing arms, connecting shafts, driving devices and pneumatic and electric slip rings, wherein the polishing tools are respectively fixed on two sides of the connecting shafts through the pneumatic and electric slip rings, the connecting shafts are connected with the swing arms, the driving devices are arranged at the tail ends of the connecting shafts, and the driving devices are used for controlling the rotation of the connecting shafts to realize the overturning and replacement of the polishing tools. Each polishing tool comprises a water inlet passage and a water outlet passage which are communicated, and the airbag polishing tool also comprises an inflation passage and an inflation area which are communicated. Adopt the pendulum axle form, carry out gyration control through drive arrangement to the connecting axle, realize polishing tool's upset and change, avoided the dismantlement of the big quality polishing tool of jumbo size to change, simplify the change process, promote machining efficiency. Moreover, the polishing liquid can timely enter the polishing contact area during working and timely take away heat generated in the polishing process, so that the polishing processing efficiency can be further improved.

Inventors

  • WANG ZHANSHUAI

Assignees

  • 厦门和聚达智能科技有限公司

Dates

Publication Date
20260505
Application Date
20231107

Claims (7)

  1. 1. The double-end polishing equipment is characterized by comprising a grinding head polishing tool (1), an air bag polishing tool (2), a swing arm (3), a connecting shaft (4), a driving device (5) and an air-electric slip ring (6); The grinding head polishing tool (1) and the air bag polishing tool (2) are respectively fixed on two sides of the connecting shaft (4) through the pneumatic-electric slip ring (6), the connecting shaft (4) is connected with the swing arm (3), and the driving device (5) is arranged at the tail end of the connecting shaft (4); The driving device (5) is used for controlling the rotation of the connecting shaft (4) so as to turn over and replace the grinding head polishing tool (1) and the air bag polishing tool (2); The grinding head polishing tool (1) and the air bag polishing tool (2) comprise a water inlet passage and a water outlet passage which are communicated; the airbag polishing tool (2) further comprises a communicated inflation channel and an inflation area (26); -said inflation area (26) for storing a gas; the grinding head polishing tool (1) further comprises a grinding head (11) and a first cutter handle (12); the grinding head (11) is fixed on the first knife handle (12); A first through hole (121) at the center position and a second through hole (122) around the center are formed in the first cutter handle (12), and a third through hole (111) at the center position and a fourth through hole (112) around the center are formed in the grinding head (11); The first through hole (121) is communicated with the third through hole (111), the second through hole (122) is communicated with the fourth through hole (112), the first through hole (121) and the second through hole (122) form a water inlet passage, and the third through hole (111) and the fourth through hole (112) form a water outlet passage; the airbag polishing tool (2) further comprises an airbag head (21) and a second tool handle (22); The air bag head (21) is fixed on the second knife handle (22), and a water outlet micropore area (211) is formed in the surface of the air bag head (21); A fifth through hole (221) at the center and a sixth through hole (222) around the center are arranged on the second knife handle (22), a first guide pipe at the center and a second guide pipe (212) around the center are arranged on the air bag head (21), the fifth through hole (221) is communicated with the first guide pipe, and the fifth through hole (221) and the first guide pipe form an inflation channel; The sixth through hole (222) is communicated with the second conduit (212), the second conduit (212) is connected with the water outlet micropore area (211), and the sixth through hole (222), the second conduit (212) and the water outlet micropore area (211) form a water outlet passage; the airbag polishing tool (2) further comprises an auxiliary water outlet device (25); A seventh through hole (252) is formed in the auxiliary water outlet device (25); the sixth through hole (222) communicates with the second conduit (212) through the seventh through hole (252).
  2. 2. Double-ended polishing apparatus according to claim 1, wherein the grinding head polishing tool (1) further comprises a first base (13); The grinding head (11) is fixedly connected with the first base (13); the first base (13) is fixedly connected with the first knife handle (12) through a first slotted lock nut (14).
  3. 3. The dual head polishing apparatus according to claim 1, wherein the second through holes (122) include a plurality, the fourth through holes (112) include a plurality, and the second through holes (122) are in one-to-one correspondence with the fourth through holes (112).
  4. 4. Double-ended polishing apparatus according to claim 1, wherein the balloon polishing tool (2) further comprises a second base (23); the air bag head (21) is fixedly connected with the second base (23); The second base (23) is fixedly connected with the second knife handle (22) through a second slotted lock nut (24).
  5. 5. The dual head polishing apparatus of claim 1, wherein the seventh through hole (252) has a smaller water outlet diameter than a water inlet diameter.
  6. 6. The dual head polishing apparatus according to claim 1, wherein the sixth through-hole (222) includes a plurality, the second conduit (212) includes a plurality, the effluent micro-hole area (211) includes a plurality, and the sixth through-hole (222), the second conduit (212), and the effluent micro-hole area (211) are in one-to-one correspondence.
  7. 7. A double-ended polishing apparatus according to any one of claims 1-3, wherein the gas-electric slip ring (6) comprises a gas-electric slip ring stator (61) and a gas-electric slip ring rotor (62) which are electrically connected; the gas-electric slip ring stator (61) is arranged on the connecting shaft (4); the grinding head polishing tool (1) and the air bag polishing tool (2) are fixed on the gas-electric slip ring rotor (62) through a hydraulic expansion sleeve (7).

Description

Double-end polishing equipment Technical Field The invention relates to the technical field of surface machining, in particular to double-head polishing equipment. Background With the continuous progress of scientific technology, the requirements on the size and the machining precision of a workpiece tend to be extreme, for large optical equipment, the size of key parts in an optical system of the large optical equipment reaches the meter level, the machining precision reaches the nanometer level, the machining process comprises grinding forming, polishing and repairing, even sliding and protecting, and the airbag polishing has the characteristic of high-efficiency and high-precision machining, is applied to the machining of large optical elements, adopts an airbag polishing tool in the polishing and repairing stage, adopts a small grinding head polishing tool in the even sliding and protecting stage, and ensures the machining efficiency and the machining precision. In order to improve machining efficiency, the influence of workpiece clamping on machining precision is reduced, polishing and smoothing are usually carried out on the same equipment platform, and machining connection is realized by replacing a machining tool. However, as the size of the workpiece becomes larger, the processing tool tends to become larger, and during the polishing process, the tool replacement process becomes difficult due to the large size and mass of the tool. In addition, in the polishing process, the size of a polishing contact area formed by the contact of the workpiece and the tool also becomes large, so that polishing solution is difficult to enter the polishing contact area, heat generated in the polishing process cannot be taken away by the polishing solution, polishing particles in the polishing solution are difficult to act on material removal, the workpiece and the tool are damaged, and the processing efficiency is reduced. Disclosure of Invention The invention provides double-head polishing equipment which is used for solving the defects in the prior art. The invention provides double-end polishing equipment which comprises a grinding head polishing tool, an air bag polishing tool, a swing arm, a connecting shaft, a driving device and a gas-electric slip ring, wherein the grinding head polishing tool is connected with the air bag polishing tool; the grinding head polishing tool and the air bag polishing tool are respectively fixed on two sides of the connecting shaft through the pneumatic-electric slip ring, the connecting shaft is connected with the swing arm, and the driving device is arranged at the tail end of the connecting shaft; The driving device is used for controlling the rotation of the connecting shaft so as to turn over and replace the grinding head polishing tool and the air bag polishing tool; The grinding head polishing tool and the air bag polishing tool both comprise a water inlet passage and a water outlet passage which are communicated; the airbag polishing tool further comprises an inflation channel and an inflation area which are communicated with each other; The inflated region is for storing a gas. According to the double-head polishing device provided by the invention, the grinding head polishing tool further comprises a grinding head and a first knife handle; the grinding head is fixed on the first cutter handle; The first tool handle is provided with a first through hole at the center position and a second through hole around the center, and the grinding head is provided with a third through hole at the center position and a fourth through hole around the center; The first through hole is communicated with the third through hole, the second through hole is communicated with the fourth through hole, the first through hole and the second through hole form a water inlet passage, and the third through hole and the fourth through hole form a water outlet passage. According to the double-head polishing device provided by the invention, the grinding head polishing tool further comprises a first base; The grinding head is fixedly connected with the first base; the first base is fixedly connected with the first knife handle through a first slotted lock nut. According to the double-head polishing equipment provided by the invention, the second through holes comprise a plurality of holes, the fourth through holes comprise a plurality of holes, and the second through holes are in one-to-one correspondence with the fourth through holes. According to the double-end polishing equipment provided by the invention, the airbag polishing tool further comprises an airbag head and a second cutter handle; the air bag head is fixed on the second knife handle, and a water outlet micropore area is formed in the surface of the air bag head; The second knife handle is provided with a fifth through hole at the center position and a sixth through hole around the center, and the air bag head is provided with a first gui