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CN-121989107-A - Motor shaft polishing equipment for motor production

CN121989107ACN 121989107 ACN121989107 ACN 121989107ACN-121989107-A

Abstract

The invention relates to the technical field of polishing equipment, in particular to motor shaft polishing equipment for motor production, which comprises a main body, wherein a dust collecting port is arranged on the upper surface of the main body, a movable shell is arranged on the inner side of the dust collecting port, a polishing mechanism capable of synchronously and transversely moving is connected to the rear of the movable shell, a ridge cover is sleeved at the upper end of the movable shell through an elastic mechanism, two brackets are jointly and slidably penetrated through the ridge cover and the upper surface of the movable shell, lifting mechanisms are respectively arranged at the lower ends of the two brackets, a servo motor is vertically arranged on the inner side of the movable shell through a reset mechanism, and a contact block is fixedly connected to the upper end of the side surface of one bracket.

Inventors

  • MENG YONGQING
  • MENG YONGCAI

Assignees

  • 格欣机电股份有限公司

Dates

Publication Date
20260508
Application Date
20260317

Claims (9)

  1. 1. The motor shaft polishing device for motor production comprises a main machine body (1) and is characterized in that a dust collecting port (21) is formed in the upper surface of the main machine body (1), a movable shell (2) is arranged on the inner side of the dust collecting port (21), a polishing mechanism capable of synchronously and transversely moving is connected to the rear of the movable shell (2), a ridge cover (16) is sleeved at the upper end of the movable shell (2) through an elastic mechanism, two brackets (11) are jointly and slidably penetrated through the ridge cover (16) and the upper surface of the movable shell (2), lifting mechanisms are respectively arranged at the lower ends of the two brackets (11), a servo motor (4) is vertically arranged on the inner side of the movable shell (2) through a reset mechanism, a contact block (20) is fixedly connected to the upper end of the side surface of one bracket (11), a connecting shaft (9) penetrating through the ridge cover (16) and the movable shell (2) is fixedly arranged on the output shaft of the servo motor (4), and polishing mechanisms (10) are respectively arranged between the two sides of the servo motor (4) and the brackets (11); When the bracket (11) moves upwards, the servo motor (4) moves upwards synchronously along with the bracket (11) on the side with higher height.
  2. 2. The motor shaft polishing device for motor production according to claim 1, wherein the polishing mechanism comprises a first servo shaft mechanism (33) arranged at the rear of the upper surface of the main machine body (1), a movable table (22) is installed at the movable end of the first servo shaft mechanism (33), a vertical connecting frame (23) is connected to the upper surface of the movable table (22) through the front servo shaft mechanism and the rear servo shaft mechanism, a polishing motor (24) is fixedly installed on the front surface of the vertical connecting frame (23), a side frame (26) is fixedly connected to the lower end of the front surface of the vertical connecting frame (23), a polishing wheel (25) is rotatably installed on one side of the side frame (26), a transmission belt (27) is sleeved on the wheel shaft of the polishing wheel (25) and the output shaft of the polishing motor (24) together, a connecting frame (32) is fixedly connected to the front end of one side of the movable table (22), and the front end of the connecting frame (32) is fixedly connected to the rear surface of the movable housing (2).
  3. 3. The motor shaft polishing device for motor production according to claim 2, wherein the front servo shaft mechanism and the rear servo shaft mechanism comprise synchronous motors (31) fixedly embedded on the rear surfaces of the vertical connecting frames (23), screw rods (28) are rotatably arranged on the inner sides of the mobile stations (22), synchronous wheels (29) are fixedly sleeved on the rear ends of the screw rods (28) and output shafts of the synchronous motors (31) respectively, synchronous belts (30) are sleeved on the outer surfaces of the two synchronous wheels (29) together, and the lower ends of the vertical connecting frames (23) are in threaded connection with the screw rods (28).
  4. 4. The motor shaft polishing device for motor production according to claim 1, wherein the elastic mechanism comprises inner notches (40) respectively formed at the upper ends of the two side surfaces of the movable shell (2), an inner convex edge (39) is fixedly arranged on the inner side of the ridge cover (16), the inner convex edge (39) is slidably clamped into the inner side of the inner notch (40), a compression spring (38) is fixedly connected to the inner top surface of the ridge cover (16), and the lower end of the compression spring (38) is fixedly connected to the upper surface of the movable shell (2).
  5. 5. The motor shaft polishing device for motor production according to claim 1, wherein the lifting mechanism comprises a middle partition plate (3) fixedly arranged on the inner side of the movable shell (2), an electric cylinder (12) is fixedly arranged on the inner bottom surface of the movable shell (2), and a telescopic end of the electric cylinder (12) penetrates through the middle partition plate (3) in a sliding mode and is fixedly connected to the lower end face of the bracket (11).
  6. 6. The motor shaft polishing device for motor production according to claim 5, wherein the reset mechanism comprises a lower recess (5) fixedly connected to the lower end of the servo motor (4), two lower ends of the lower recess (5) are both slidably penetrated through the middle partition plate (3), a T-shaped column (6) is fixedly connected to the inner top surface of the lower recess (5), the T-shaped column (6) is slidably penetrated through the middle partition plate (3), a reset spring (7) is sleeved on the outer surface of the T-shaped column (6), and the reset spring (7) is positioned on the lower surface of the middle partition plate (3).
  7. 7. The motor shaft polishing device for motor production according to claim 5, wherein the follow-up mechanism comprises a protective cover (8) fixedly sleeved on the outer surface of the servo motor (4), sliding plates (14) are fixedly connected to the surfaces of two sides of the protective cover (8), sliding grooves (13) are respectively formed in the surfaces, close to the brackets (11), of two sides, protruding portions (15) are arranged at the end portions of the sliding plates (14), and the sliding plates (14) and the protruding portions (15) are jointly clamped into the inner sides of the sliding grooves (13) in a sliding mode.
  8. 8. The motor shaft polishing device for motor production according to claim 1, wherein a driven center mechanism (34) and a driving center mechanism (36) are respectively arranged on the upper surface of the main machine body (1) and close to the rear two sides of the dust collection port (21), the driven center mechanism (34) is in sliding connection with the main machine body (1) through a second servo shaft mechanism (35), and the driving center mechanism (36) is in sliding connection with the main machine body (1) through a third servo shaft mechanism (37).
  9. 9. The motor shaft polishing device for motor production according to claim 1, wherein the front surface and the rear surface of the ridge cover (16) are respectively provided with a collecting box (17), one surface of the collecting box (17) close to the ridge cover (16) is provided with a sleeve rail (18), the front surface and the rear surface of the ridge cover (16) are respectively fixedly connected with an L-shaped plate (19), and the L-shaped plate (19) is clamped into the inner side of the sleeve rail (18) in a sliding mode.

Description

Motor shaft polishing equipment for motor production Technical Field The invention relates to the technical field of polishing equipment, in particular to motor shaft polishing equipment for motor production. Background The motor shaft is used as a motor transmission core component, and the finish and the dimensional accuracy of the outer round surface and the shaft shoulder position directly influence the assembly accuracy, the running stability and the service life. The ratio of the length to the diameter of the motor shaft is large, and the middle section is easy to droop and deform when only two ends of the center are supported. The bracket provides middle auxiliary support near the polishing position, so that the deflection of the shaft body can be obviously reduced, and the geometric precision and stability during rotation are ensured. In the prior art, the motor shaft is generally provided with a shaft shoulder with a radial dimension changing position, and the following technical problems are easy to occur in the axial transverse movement process of the polishing wheel: The traditional bracket is mostly of a fixed height or simple lifting structure, cannot realize self-adaptive lifting and avoiding along with shaft diameter change, is easy to suspend in the air in a supporting manner or interfere with a shaft body in a shaft shoulder position, and influences rotation precision and polishing uniformity. The side surface of the shaft shoulder is easy to have defects of incomplete polishing, burrs of edges, uneven roughness of transition areas and the like. Therefore, aiming at the defect that the existing motor shaft polishing equipment polishes at the shaft shoulder, the motor shaft polishing equipment for motor production is developed. Disclosure of Invention The invention aims to solve the defects in the background art, and provides motor shaft polishing equipment for motor production. The motor shaft polishing equipment for motor production comprises a main body, wherein a dust collecting port is formed in the upper surface of the main body, a movable shell is arranged on the inner side of the dust collecting port, a polishing mechanism capable of synchronously and transversely moving is connected to the rear of the movable shell, a ridge cover is sleeved at the upper end of the movable shell through an elastic mechanism, two brackets are jointly and slidably penetrated through the ridge cover and the upper surface of the movable shell, lifting mechanisms are respectively arranged at the lower ends of the two brackets, a servo motor is vertically arranged on the inner side of the movable shell through a reset mechanism, a contact block is fixedly connected to the upper end of the side surface of one bracket, an output shaft of the servo motor is fixedly connected with a connecting shaft penetrating through the ridge cover and the movable shell, a polishing head is fixedly arranged at the upper end of the connecting shaft, and a follow-up mechanism is arranged between the two sides of the servo motor and the brackets; When the bracket moves upwards, the servo motor moves upwards synchronously with the bracket at the side with higher height. Preferably, the polishing mechanism comprises a first servo shaft mechanism arranged at the rear part of the upper surface of the main body, a mobile station is arranged at the moving end of the first servo shaft mechanism, a vertical connecting frame is connected to the upper surface of the mobile station through the front and rear servo shaft mechanisms, a polishing motor is fixedly arranged on the front surface of the vertical connecting frame, a side frame is fixedly connected to the lower end of the front surface of the vertical connecting frame, a polishing wheel is rotatably arranged on one side of the side frame, a transmission belt is sleeved on the wheel shaft of the polishing wheel and the output shaft of the polishing motor together, a connecting frame is fixedly connected to the front end of one side of the mobile station, and the front end of the connecting frame is fixedly connected to the rear surface of the mobile shell. Preferably, the front and rear servo shaft mechanisms comprise synchronous motors fixedly embedded on the rear surface of the vertical connecting frame, a screw rod is rotatably installed on the inner side of the mobile station, synchronous wheels are fixedly sleeved on the rear ends of the screw rod and output shafts of the synchronous motors respectively, synchronous belts are sleeved on the outer surfaces of the two synchronous wheels together, and the lower ends of the vertical connecting frame are in threaded connection with the screw rod. Preferably, the elastic mechanism comprises inner notches respectively arranged at the upper ends of the two side surfaces of the movable shell, an inner convex edge is fixedly arranged on the inner side of the ridge cover, the inner convex edge is slidably clamped into the inner side of