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CN-121989111-A - Polishing and grinding device for manufacturing rotary workpiece

CN121989111ACN 121989111 ACN121989111 ACN 121989111ACN-121989111-A

Abstract

The invention relates to the technical field of workpiece polishing and discloses a polishing and grinding device for manufacturing a rotary workpiece, which comprises a base, wherein a movable cover is arranged on the inner side of the base in a sliding manner, air inlet covers are respectively connected with two sides of the base, one end of each air inlet cover is connected with one air inlet pipe, an air flow frame is connected and arranged in the base, an ultrasonic generator is connected and arranged on one side of the inner wall of the base, an electromagnet is connected and arranged at the bottom end of the inner wall of the base, a crankshaft is rotatably arranged between the inner sides of the movable covers, a plurality of groups of connecting sleeve members are rotatably arranged at one end of the crankshaft, and universal joints are respectively connected and arranged at the other end of each connecting sleeve member. The invention realizes the uniform grinding of multiple workpieces in all directions, avoids the uncertainty of manual polishing, improves the processing efficiency, ensures the stable movement track of the workpieces in the high-speed reciprocating polishing process, prevents unexpected loosening, realizes the stable lifting of the movable cover, reduces the mechanical abrasion and cleans the working environment.

Inventors

  • LI FUQIANG
  • MA DAWEI
  • TIAN YINGJU
  • HU YAN
  • JIANG LEI
  • JIANG JIANWEI
  • LIU CHAO
  • YANG WEI
  • Qing Shiwei
  • JIN SUNYI
  • XIAO JUN

Assignees

  • 浙江上工阀门有限公司

Dates

Publication Date
20260508
Application Date
20260209

Claims (9)

  1. 1. The polishing and grinding device for manufacturing the rotary workpiece comprises a base (1) and is characterized in that a movable cover (2) is slidably arranged on the inner side of the base (1), two sides of the base (1) are respectively connected with an air inlet cover (3), one end of the air inlet cover (3) is connected with one air inlet pipe (4), the inner side of the base (1) is connected with an air flow frame (6), one side of the inner wall of the base (1) is connected with an ultrasonic generator (7), the bottom end of the inner wall of the base (1) is connected with an electromagnet (8), a crankshaft (9) is rotatably arranged between the inner sides of the movable cover (2), one end of the crankshaft (9) is rotatably provided with a plurality of groups of connecting sleeve members (10), the other end of the connecting sleeve members (10) is respectively connected with a universal joint (11), the other end of the universal joint (11) is connected with a rotating frame (12), the other side of the rotating frame (12) is connected with a workpiece positioning assembly (13), one end of the workpiece positioning assembly (13) is connected with a flat air injection pipe (14), one side of the flat air injection pipe (14) is connected with a motor (15), one side of the motor (2) is connected with a driving end (17), one side of the base (1) is connected with a controller (23).
  2. 2. The polishing and grinding device for manufacturing the rotary workpiece according to claim 1, wherein an outer connecting pipe (5) is connected to one side of the air inlet pipe (4), and an air release valve (111) is connected to the surface of the base (1) positioned on one side of the air inlet cover (3).
  3. 3. The polishing and grinding device for manufacturing the rotary workpiece according to claim 1, wherein two sides of one end of the workpiece positioning assembly (13) are respectively connected with a side plate (16), one side of each side plate (16) is respectively connected with a traction spring (18), the other end of each traction spring (18) is connected with a permanent magnet (19), and the permanent magnets (19) are attached to the electromagnet (8).
  4. 4. The polishing and grinding device for manufacturing the rotary workpiece according to claim 1, wherein an observation window (20) is arranged at the top end of the movable cover (2), a sealing door plate (21) is hinged to one side of the movable cover (2), an electric push rod (22) is rotatably arranged at the top end of the sealing door plate (21), and the other end of the electric push rod (22) is rotatably arranged at the top end of the movable cover (2).
  5. 5. The polishing and grinding device for manufacturing a rotary workpiece according to claim 1, wherein the air flow frame (6) comprises a square bottom frame (61), two groups of connecting air pipes (62) are connected to one side of the square bottom frame (61), a side air frame (63) is connected to the other end of the connecting air pipes (62), and an air source pipe (64) is connected to one side of the top end of the square bottom frame (61).
  6. 6. The polishing and grinding device for manufacturing a rotary workpiece according to claim 1, wherein the workpiece positioning assembly (13) comprises two groups of holding clamps (131), one end of each holding clamp (131) is rotatably provided with a bolt (133), one end of each bolt (133) is connected with a nut (134), one end of the other holding clamp (131) is provided with a positioning clamping groove (135) corresponding to the bolt (133), and rubber pads (132) are connected and arranged on one sides, close to each other, of the holding clamps (131).
  7. 7. The polishing and grinding device for manufacturing a rotary workpiece according to claim 6, wherein the holding clamp (131) comprises a clamping frame main body (1311), a plurality of groups of arc holding rings (1312) are arranged on one side of the clamping frame main body (1311), a plurality of groups of sliding cavities (1313) are formed in the inner sides of the arc holding rings (1312), positioning pins (1314) are slidably arranged in the sliding cavities (1313), and one ends of the positioning pins (1314) are connected with pistons (1315).
  8. 8. The polishing and grinding device for manufacturing a rotary workpiece according to claim 7, wherein an air passage (1316) is formed in the inner side of the arc-shaped holding ring (1312), a plurality of groups of abutting pins (1317) are arranged in the inner side of the air passage (1316), one end of each abutting pin (1317) abuts against the piston (1315), and one end of the air injection flat tube (14) is communicated with the air passage (1316).
  9. 9. The polishing apparatus for manufacturing a rotary workpiece according to claim 1, wherein a plurality of sets of support pads (222) are provided at the bottom end of the movable cover (2).

Description

Polishing and grinding device for manufacturing rotary workpiece Technical Field The invention relates to the technical field of workpiece polishing, in particular to a polishing and grinding device for manufacturing a rotary workpiece. Background In the manufacturing process of rotary workpieces (such as shafts, sleeves, rotary dies and the like), surface polishing and grinding are key procedures for improving the smoothness, precision and fatigue strength of the workpieces, at present, common polishing methods mostly rely on manual hand-held tools or use fixed polishing heads for contact grinding, and the problems of low efficiency, poor consistency, high labor intensity, insufficient adaptability to complex curved surfaces and the like exist, and although some equipment for polishing in batches by adopting vibration or rollers exists, the clamping of the equipment to the workpieces is often inflexible, the workpieces with different sizes and shapes are difficult to consider, the workpieces are easy to collide with each other to cause damage in the polishing process, and the flowing state of polishing media (such as abrasive materials) is uncontrollable, so that the final polishing uniformity is influenced. Disclosure of Invention The present invention is directed to a polishing and grinding apparatus for manufacturing a rotary workpiece, which solves the problems set forth in the background art. The movable cover comprises a base, wherein a movable cover is arranged on the inner side of the base in a sliding mode, air inlet covers are connected to two sides of the base, one end of each air inlet cover is connected with one air inlet pipe, an air flow frame is connected to the inside of the base, an ultrasonic generator is connected to one side of the inner wall of the base, an electromagnet is connected to the bottom end of the inner wall of the base, a crankshaft is arranged between the inner sides of the movable cover in a rotating mode, a plurality of groups of connecting sleeve pieces are arranged at one end of the crankshaft in a rotating mode, universal joints are arranged at the other ends of the connecting sleeve pieces in a connecting mode, rotating frames are arranged at the other ends of the universal joints in a connecting mode, a workpiece positioning assembly is arranged at one end of each workpiece positioning assembly in a connecting mode, a branch pipe is arranged at one side of each air inlet flat pipe in a connecting mode, a driving motor is arranged at one side of each movable cover in a connecting mode, an output end of each driving motor is connected with the electromagnet, and a controller is arranged at one side of the base. Preferably, one side of the air inlet pipe is connected with an outer connecting pipe, and the surface of the base positioned on one side of the air inlet cover is connected with an air release valve. Preferably, both sides of one end of the workpiece positioning assembly are respectively connected with a side plate, one side of each side plate is respectively connected with a traction spring, the other end of each traction spring is connected with a permanent magnet, and the permanent magnets are attached to the electromagnets. Preferably, the top end of the movable cover is provided with an observation window, one side of the movable cover is hinged with a sealing door plate, the top end of the sealing door plate is rotatably provided with an electric push rod, and the other end of the electric push rod is rotatably arranged at the top end of the movable cover. Preferably, the air flow frame comprises a back-shaped chassis, two groups of connecting air pipes are connected to one side of the back-shaped chassis, a side air frame is connected to the other end of each connecting air pipe, and an air source pipe is connected to one side of the top end of the back-shaped chassis. Preferably, the workpiece positioning assembly comprises two groups of holding clamps, one of the holding clamps is provided with a bolt in a rotating mode, one end of the bolt is provided with a nut in a connecting mode, the other end of the holding clamp is provided with a positioning clamping groove corresponding to the bolt, and one sides, close to each other, of the holding clamps are all provided with rubber gaskets in a connecting mode. Preferably, the holding clamp comprises a clamping frame main body, a plurality of groups of arc holding rings are arranged on one side of the clamping frame main body, a plurality of groups of sliding cavities are formed in the inner sides of the arc holding rings, positioning pins are arranged in the sliding cavities in a sliding mode, and one ends of the positioning pins are connected with pistons. Preferably, the inner side of the arc-shaped holding ring is provided with an air passage, the inner side of the air passage is provided with a plurality of groups of abutting needles, one ends of the abutting needles are abutted against the piston, a