A fine processing device for generator rotor main shaft

Abstract

The present invention discloses a fine processing device for a generator rotor main shaft, comprising a collecting box, wherein two side plates are arranged on the top of the collecting box, the two side plates are symmetrically arranged front and back, and a slide groove is opened on the corresponding sides of the two side plates, and two movable plates are arranged between the two side plates, and the two movable plates are symmetrically arranged left and right. The front and rear sides of the movable plates are slidably connected to the adjacent slide grooves, and the tops of the two movable plates are fixedly connected with a clamping plate. The present invention can realize that when the linkage plate moves, the soft baffle plate can be driven to move through the mutual cooperation among the movable box, the limit plate, the electric telescopic rod, the fixed frame, the spring, the sponge block, the mounting plate and other components, and when the soft baffle plate moves, the size of the rectangular opening can be changed, so that the excess soft baffle plate is blocked in the inner cavity of the placement box, and the remaining sponge block can be fitted with the outer side of the rotor main shaft to avoid the waste of excess penetrant.

Description

Technical Field

[0001] The invention relates to the technical field of rotor main shafts, and in particular to a fine processing device for a generator rotor main shaft. Background Art

[0002] The generator rotor main shaft is the main component used to support and transmit torque in the generator. It has sufficient mechanical strength to withstand the torque transmitted by the prime mover and the huge electromagnetic torque of the sudden short circuit at the generator outlet. At the same time, the rotor main shaft also serves as the carrier of the main magnetic poles of the generator and is the key to the normal operation of the generator.

[0003] Since the generator rotor shaft may wear or fail during long-term use, it is crucial to conduct regular inspection and maintenance, which includes checking the wear of the rotor shaft, the lubrication status of the bearings, and whether there are cracks or deformations. When cracks that cannot be seen by the naked eye appear on the outside of the rotor shaft, color flaw detection is required for detection. However, the existing color flaw detection technology is inconvenient to operate and cannot adjust the coloring area according to the size of the rotor shaft, which may cause a waste of colorant. Summary of the invention

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A fine processing device for a generator rotor main shaft comprises a collecting box, wherein the collecting box has two side plates on the top, the two side plates are symmetrically arranged front and back, and a slide groove is provided on the corresponding side of the two side plates, and there are two movable plates between the two side plates, the two movable plates are symmetrically arranged left and right, and the front and rear sides of the movable plates are slidably connected to adjacent slide grooves, and the tops of the two movable plates are fixedly connected with a clamping plate, and the right side of the clamping plate on the left side has two gears, and the two gears are symmetrically arranged front and back, and the two gears are meshed with each other, and the gear on the front side is connected to the adjacent clamping plate. The gear is movably connected, and a first rotating shaft is fixedly connected to the center of the gear located on the rear side. There are two groove wheels on the left side of the splint. The left end of the first rotating shaft is fixedly connected to the center of the adjacent groove wheel. A belt is commonly sleeved on the outer sides of the two groove wheels. A second rotating shaft is penetrated through the center of the groove wheel located on the front side and is fixedly connected thereto. The second rotating shaft is plugged into the splint. A motor is provided at the left end of the second rotating shaft, and the motor power output shaft is fixedly connected to the second rotating shaft. A bearing is provided on the left side of the splint located on the right side, and a rotor main shaft is provided between the two splints. The right end of the rotor main shaft is in contact with the bearing, and the left end of the rotor main shaft is in contact with the corresponding Adjacent gears are fitted, a placement box is provided on the top of the rotor main shaft, a rectangular opening is provided at the bottom of the placement box, openings are provided on the left and right sides of the rectangular opening, the openings and the rectangular opening are arranged to be interconnected, soft baffles are installed on the left and right sides of the placement box, the corresponding sides of the two soft baffles pass through the openings and extend to the inner cavity of the rectangular opening, a linkage plate is fixedly connected to the top of the splint, the top of the linkage plate is fixedly connected to the bottom of the soft baffle, the center of the front and rear sides of the placement box are fixedly connected with connecting plates, the top of the collection box is fixedly connected with L-shaped fixing plates near the front and rear sides, and the two L-shaped fixing plates are fixedly connected to the bottom of the soft baffle. A top plate is fixedly connected to one side corresponding to the plate, and an electric telescopic rod is fixedly connected to the bottom of the top plate near the left and right sides, and the bottom ends of the two electric telescopic rods are fixedly connected to a movable box, and limiting grooves are provided at the centers of the front and rear sides of the inner cavity of the placement box, and a fixed frame is fixedly connected to the bottom of the movable box, and a plurality of discharge pipes are plugged into the bottom of the movable box, and the plurality of discharge pipes are linearly arranged from left to right, and a mounting plate is fixedly connected to the bottom of the fixed frame, and a plurality of sponge blocks are arranged in the inner cavity of the mounting plate, and the plurality of sponge blocks are linearly arranged from left to right, and the bottom end of the discharge pipe is plugged into the top of the sponge block.

[0006] Preferably, a sleeve plate is fixedly connected to the right side of the movable plate located on the left side near the bottom, and an insert plate is fixedly connected to the left side of the movable plate located on the right side near the bottom, and the left side of the insert plate extends to the inner cavity of the sleeve plate, and racks are fixedly connected to the corresponding sides of the two movable plates, and a central gear is meshed between the two racks. A central shaft passes through the center of the central gear and is fixedly connected thereto, and the bottom end of the central shaft is inserted into the top of the collection box.

[0007] Preferably, the left and right sides of the two side plates are commonly fixedly connected to a fixed plate, the two fixed plates are each installed with a cylinder on the opposite sides, and the two cylinder power output shafts pass through adjacent fixed plates and are fixedly connected to adjacent movable plates.

[0008] Preferably, a spring is sleeved on the outside of the discharge pipe, the top end of the spring is fixedly connected to the fixed frame, the bottom end of the spring is fixedly connected to the mounting plate, the limit plates are fixedly connected at the centers of the front and rear sides of the movable box, the limit plates are slidably connected to the limit grooves, the rear side of the L-shaped fixed plate located on the front side is fixedly connected to a cleaning machine, and the front side of the L-shaped fixed plate located on the rear side is fixedly connected to an arc-shaped baffle.

[0009] Compared with the prior art, the present invention has the following beneficial effects:

[0010] The present invention realizes that when the linkage plate moves, the soft baffle plate can be driven to move through the mutual cooperation among the movable box, the limit plate, the electric telescopic rod, the fixed frame, the spring, the sponge block, the mounting plate and other components, and when the soft baffle plate moves, the size of the rectangular opening can be changed, so that the excess soft baffle plate is blocked in the inner cavity of the placement box, and the remaining sponge block can be fitted with the outer side of the rotor main shaft to avoid the waste of excess penetrant. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the present invention;

[0012] Figure 2 This is a schematic diagram of the structure of the component collection box of the present invention;

[0013] Figure 3 This is a schematic diagram of the structure of the component activity box of the present invention;

[0014] Figure 4 This is a schematic diagram of the structure of the rotor main shaft of the component of the present invention;

[0015] Figure 5 This is a bottom view of the rotor main shaft structure of the component of the present invention;

[0016] Figure 6 This is a schematic diagram of the component placement box structure of the present invention;

[0017] Figure 7 This is a bottom view of the component placement box structure of the present invention.

[0018] Numbers in the figure: 1. Collection box; 2. L-shaped fixing plate; 3. Cleaning machine; 4. Side plate; 5. Fixed plate; 6. Cylinder; 7. Placement box; 8. Movable box; 9. Electric telescopic rod; 10. Top plate; 11. Connecting plate; 12. Soft baffle; 13. Moving plate; 14. Arc baffle; 15. Sponge block; 16. Mounting plate; 17. Fixed frame; 18. Spring; 19. Limit plate; 20. Motor; 21. Grooved wheel; 22. Gear; 23. Clamp; 24. Rotor main shaft; 25. Sleeve plate; 26. Insert plate; 27. Linkage plate; 28. Rack; 29. ​​Center gear; 30. Center shaft. DETAILED DESCRIPTION

[0019] See also Figure 1-7 , the present invention provides a technical solution:

[0020] A fine processing device for a generator rotor main shaft comprises a collecting box 1, and the collecting box 1 has two side plates 4 on the top, and the two side plates 4 are symmetrically arranged front and back, and a slide groove is opened on the corresponding side of the two side plates 4, and there are two movable plates 13 between the two side plates 4, and the two movable plates 13 are symmetrically arranged left and right, and the front and rear sides of the movable plates 13 are slidably connected to adjacent slide grooves, and the tops of the two movable plates 13 are fixedly connected with a clamping plate 23, and there are two gears 22 on the right side of the clamping plate 23 on the left side, and the two gears 22 are symmetrically arranged front and back, and the two gears 22 are meshed with each other, and the gear 22 on the front side is movably connected with the adjacent clamping plates 23, and the first rotating shaft is fixedly connected at the center of the gear 22 on the rear side, and there are two groove wheels 21 on the left side of the clamping plate 23, and the left end of the first rotating shaft is fixedly connected to the center of the adjacent groove wheel 21, and a belt is commonly sleeved on the outer sides of the two groove wheels 21, and a second rotating shaft is penetrated through the center of the groove wheel 21 on the front side and fixedly connected to it, and the second rotating shaft is inserted into the clamping plate 23, and the second A motor 20 is provided at the left end of the rotating shaft, and the power output shaft of the motor 20 is fixedly connected to the second rotating shaft. A bearing is provided on the left side of the clamping plate 23 on the right side, and a rotor main shaft 24 is provided between the two clamping plates 23. The right end of the rotor main shaft 24 is fitted with the bearing, and the left end of the rotor main shaft 24 is fitted with the adjacent gear 22. A sleeve plate 25 is fixedly connected to the right side of the moving plate 13 on the left side near the bottom, and an insert plate 26 is fixedly connected to the left side of the moving plate 13 on the right side near the bottom. The left side of the insert plate 26 extends to the inner cavity of the sleeve plate 25. A rack 28 is fixedly connected to the corresponding side of each movable plate 13, and a central gear 29 is meshed between the two racks 28. A central shaft 30 is penetrated at the center of the central gear 29 and is fixedly connected thereto. The bottom end of the central shaft 30 is inserted into the top of the collecting box 1. The left and right sides of the two side plates 4 are commonly fixedly connected to the fixed plates 5. Cylinders 6 are installed on the opposite sides of the two fixed plates 5. The power output shafts of the two cylinders 6 penetrate the adjacent fixed plates 5 and are fixedly connected to the adjacent movable plates 13.

[0021] A placement box 7 is provided on the top of the rotor main shaft 24, and a rectangular opening is provided at the bottom of the placement box 7. Openings are provided on the left and right sides of the rectangular opening, and the openings and the rectangular opening are mutually connected. Soft baffles 12 are installed on the left and right sides of the placement box 7, and the corresponding sides of the two soft baffles 12 pass through the openings and extend to the inner cavity of the rectangular opening. A linkage plate 27 is fixedly connected to the top of the splint 23, and the top of the linkage plate 27 is fixedly connected to the bottom of the soft baffle 12. The centers of the front and rear sides of the placement box 7 are fixedly connected with connecting plates 11, and the top of the collection box 1 is fixedly connected with L-shaped fixing plates 2 near the front and rear sides, and the corresponding sides of the two L-shaped fixing plates 2 are jointly fixedly connected with a top plate 10, and the bottom of the top plate 10 is fixedly connected with electric telescopic rods 9 near the left and right sides, and the bottom ends of the two electric telescopic rods 9 are jointly fixedly connected with a movable box 8. The placement box 7 Limiting grooves are provided at the centers of the front and rear sides of the inner cavity. A fixed frame 17 is fixedly connected to the bottom of the movable box 8. A plurality of discharge pipes are inserted at the bottom of the movable box 8, and the plurality of discharge pipes are linearly arranged from left to right. A mounting plate 16 is fixedly connected to the bottom of the fixed frame 17. A plurality of sponge blocks 15 are arranged linearly from left to right. The bottom end of the discharge pipe is inserted at the top of the sponge block 15. A spring 18 is sleeved on the outside of the discharge pipe. The top end of the spring 18 is fixedly connected to the fixed frame 17, and the bottom end of the spring 18 is fixedly connected to the mounting plate 16. Limiting plates 19 are fixedly connected to the centers of the front and rear sides of the movable box 8, and the limiting plates 19 are slidably connected to the limiting grooves. A cleaning machine 3 is fixedly connected to the rear side of the L-shaped fixed plate 2 on the front side, and an arc-shaped baffle 14 is fixedly connected to the front side of the L-shaped fixed plate 2 on the rear side.

[0022] Working principle: First, start the two cylinders 6 to drive the two moving plates 13 to move in opposite directions through the power output shaft, then put the rotor main shaft 24 between the two clamping plates 23, and fit it with the bearing and the adjacent gear 22, then the two cylinders 6 drive the adjacent moving plates 13 to move in opposite directions, and fix the rotor main shaft 24. When the fixation is completed, the motor 20 can be started, and the motor 20 can drive the groove wheel 21 on the front side to rotate through the power output shaft, and the groove wheel 21 on the front side can drive the groove wheel 21 on the rear side to rotate through the belt, and the groove wheel 21 on the rear side can drive the gear 22 on the rear side to rotate through the second rotating shaft, and the gear 22 on the rear side can drive the gear 22 on the front side to rotate, thereby driving the rotor main shaft 24 to rotate, and at the same time When the splint 23 moves toward each other, the linkage plate 27 can drive the soft baffle 12 to move toward each other, so as to adjust the distance of the rectangular opening according to the current length of the rotor main shaft 24. Then the two electric telescopic rods 9 drive the movable box 8 to move downward. When the movable box 8 moves downward, it can drive several sponge blocks 15 to move downward through the fixed frame 17. When the sponge blocks 15 move downward, they can enter the inner cavity of the rectangular opening and fit with the outer side of the rotor main shaft 24, so as to achieve the purpose of applying the penetrant on the outer side of the rotor main shaft 24. After the penetrant is applied, the cleaning machine 3 can be started to spray the cleaning agent on the outer side of the rotor main shaft 24 to remove the excess penetrant on the outer side of the rotor main shaft 24, so as to facilitate the staff to observe the cracks on the outer side of the rotor main shaft 24.

Claims

1. A fine processing device for a generator rotor main shaft, comprising a collecting box (1), characterized in that: The collecting box (1) has two side plates (4) on the top, the two side plates (4) are symmetrically arranged front and back, and a slide groove is provided on the corresponding side of the two side plates (4). There are two movable plates (13) between the two side plates (4), the two movable plates (13) are symmetrically arranged left and right, and the front and rear sides of the movable plates (13) are slidably connected to the adjacent slide grooves. The tops of the two movable plates (13) are fixedly connected with a clamping plate (23), and the right side of the clamping plate (23) located on the left side has two gears (22), and the two gears (22) are symmetrically arranged front and back, and the two gears (22) are meshed with each other. The gear (22) located on the front side is movably connected to the adjacent clamping plate (23). The center of the gear (22) located at the rear side is fixedly connected with a first rotating shaft, and two groove wheels (21) are arranged on the left side of the clamping plate (23). The left end of the first rotating shaft is fixedly connected with the center of the adjacent groove wheel (21), and a belt is sleeved on the outer sides of the two groove wheels (21). The center of the groove wheel (21) located at the front side is penetrated by a second rotating shaft and is fixedly connected with the second rotating shaft. The second rotating shaft is plugged into the clamping plate (23), and the left end of the second rotating shaft is provided with a motor (20). The power output shaft of the motor (20) is fixedly connected with the second rotating shaft. A bearing is arranged on the left side of the clamping plate (23) located on the right side, and a rotor main shaft (24) is arranged between the two clamping plates (23). The right end of the rotor main shaft (24) is in contact with the bearing. The left end of the rotor main shaft (24) is fitted with the adjacent gear (22), a placement box (7) is provided on the top of the rotor main shaft (24), a rectangular opening is provided at the bottom of the placement box (7), openings are provided on both the left and right sides of the rectangular opening, the openings and the rectangular opening are mutually connected, soft baffles (12) are installed on both the left and right sides of the placement box (7), the corresponding sides of the two soft baffles (12) pass through the openings and extend to the inner cavity of the rectangular opening, a linkage plate (27) is fixedly connected to the top of the clamping plate (23), the top of the linkage plate (27) is fixedly connected to the bottom of the soft baffle (12), the center of the front and rear sides of the placement box (7) is fixedly connected to the connecting plate (11), the top of the collection box (1) is close to the front L-shaped fixing plates (2) are fixedly connected at both sides of the rear, and the corresponding sides of the two L-shaped fixing plates (2) are fixedly connected to a top plate (10). The bottom of the top plate (10) near the left and right sides is fixedly connected to an electric telescopic rod (9), and the bottom ends of the two electric telescopic rods (9) are fixedly connected to a movable box (8). The center of the front and rear sides of the inner cavity of the placement box (7) is provided with a limiting groove, and the bottom of the movable box (8) is fixedly connected to a fixing frame (17). The bottom of the movable box (8) is plugged with a plurality of discharge pipes, and the plurality of discharge pipes are linearly arranged from left to right. The bottom of the fixing frame (17) is fixedly connected to a mounting plate (16), and the inner cavity of the mounting plate (16) is provided with a plurality of sponge blocks (15).The plurality of sponge blocks (15) are linearly arranged from left to right, and the bottom end of the discharge pipe is plugged into the top of the sponge block (15).

2. The fine processing device for a generator rotor main shaft according to claim 1 is characterized in that: A sleeve plate (25) is fixedly connected to the right side of the movable plate (13) located on the left side near the bottom, and an insert plate (26) is fixedly connected to the left side of the movable plate (13) located on the right side near the bottom. The left side of the insert plate (26) extends to the inner cavity of the sleeve plate (25). A rack (28) is fixedly connected to the corresponding side of the two movable plates (13). A central gear (29) is meshed between the two racks (28). A central shaft (30) passes through the center of the central gear (29) and is fixedly connected thereto. The bottom end of the central shaft (30) is plugged into the top of the collection box (1).

3. The fine processing device for a generator rotor main shaft according to claim 2 is characterized in that: The left and right sides of the two side plates (4) are both fixedly connected to a fixed plate (5), and the two fixed plates (5) are both installed with a cylinder (6) on the opposite sides. The power output shafts of the two cylinders (6) pass through the adjacent fixed plates (5) and are fixedly connected to the adjacent movable plates (13).

4. The fine processing device for a generator rotor main shaft according to claim 3 is characterized in that: A spring (18) is sleeved on the outer side of the discharge pipe, the top end of the spring (18) is fixedly connected to the fixed frame (17), the bottom end of the spring (18) is fixedly connected to the mounting plate (16), the center of the front and rear sides of the movable box (8) are fixedly connected to limit plates (19), the limit plates (19) are slidably connected to the limit grooves, the rear side of the L-shaped fixed plate (2) located at the front side is fixedly connected to the cleaning machine (3), and the front side of the L-shaped fixed plate (2) located at the rear side is fixedly connected to the arc-shaped baffle (14).

Images