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CN-224202648-U - Dynamic balance detection device for generator rotor

CN224202648UCN 224202648 UCN224202648 UCN 224202648UCN-224202648-U

Abstract

The utility model discloses a dynamic balance detection device for a generator rotor, which relates to the technical field of dynamic balance detection devices and comprises a rectangular box, wherein a rapid detection mechanism is arranged above the rectangular box and comprises a first stepping motor, the outer surface of the first stepping motor is fixedly connected to the upper surface of the rectangular box, the output end of the first stepping motor is fixedly connected with a rotating wheel, the inner wall of the rotating wheel is rotationally connected with two turntables, the left side surface of each turntable is fixedly connected with a first fixing plate and a second fixing plate, and the inner wall of each second fixing plate is in threaded connection with a threaded shaft. The rotor can be driven to rotate by the first hydraulic rod and the second stepping motor, the next rotor can be mounted on the other first fixing plate in the process, and therefore detection of one rotor can be achieved, and meanwhile the other rotor to be detected can be mounted in place in advance, and the problem of low detection efficiency is avoided.

Inventors

  • GU XIAOGANG
  • FENG LIQIANG

Assignees

  • 杭州大路发电设备有限公司

Dates

Publication Date
20260505
Application Date
20250507

Claims (6)

  1. 1. The dynamic balance detection device for the generator rotor comprises a rectangular box (1) and is characterized in that a rapid detection mechanism (2) is arranged above the rectangular box (1); The rapid detection mechanism (2) comprises a first stepping motor (201), the outer surface of the first stepping motor (201) is fixedly connected with the upper surface of a rectangular box (1), the output end of the first stepping motor (201) is fixedly connected with a rotating wheel (204), the inner wall of the rotating wheel (204) is rotationally connected with two turntables (202), the left side surface of each turntable (202) is fixedly connected with a first fixing plate (216) and a second fixing plate (214), the inner wall of each second fixing plate (214) is uniformly connected with a threaded shaft (213), one end, far away from each other, of each threaded shaft (213) is fixedly connected with a rotating plate (212), the outer surface of each threaded shaft (213) is uniformly rotationally connected with a clamping plate (215), the right side surface of each clamping plate (215) is contacted with the left side surface of the turntable (202), the outer surface of the rotating wheel (204) is fixedly connected with two groups of plates (205), the inner wall of each group of plates (205) is rotationally connected with two rectangular motors (203), the two groups of rectangular motors (205) are uniformly connected with two rectangular rollers (218), the number of the rectangular rollers (218) is fixedly connected with the rectangular box (218), the output end of the second stepping motor (219) is fixedly connected with a cross block (217), and the outer surface of the cross block (217) is clamped inside one of the turntables (202).
  2. 2. The device for detecting the dynamic balance of the generator rotor according to claim 1, wherein two first clamping blocks (4) are clamped in the rectangular box (1), and one ends, far away from the second stepping motor (219), of the two first clamping blocks (4) are fixedly connected with a first baffle plate (3) together.
  3. 3. The device for detecting the dynamic balance of the generator rotor according to claim 1, wherein the inner wall of the rectangular box (1) is fixedly connected with a positioning shaft (8), the outer surface of the positioning shaft (8) is slidably connected with a base (7), and the upper surface of the base (7) is fixedly connected with the outer surface of the second stepping motor (219).
  4. 4. The device for detecting the dynamic balance of the generator rotor according to claim 3, wherein the bottom surface of the base (7) is fixedly connected with a movable frame (5), the inner wall of the movable frame (5) is rotatably connected with two rollers (6), and the outer surface of each roller (6) is contacted with the inner bottom wall of the rectangular box (1).
  5. 5. The device for detecting the dynamic balance of the generator rotor according to claim 1, wherein the inner wall of the rectangular box (1) is fixedly connected with a control box (9), the inner wall of the control box (9) is fixedly connected with a controller (11), the controller (11) is respectively electrically connected with a first hydraulic rod (218), a first stepping motor (201) and a second stepping motor (219) through wires, two second clamping blocks (12) are clamped in the control box (9), and one ends, far away from the controller (11), of the two second clamping blocks (12) are fixedly connected with a second baffle (10) together.
  6. 6. The device for detecting dynamic balance of the generator rotor according to claim 5, wherein the left side surface of the rectangular box (1) is fixedly connected with a supporting plate (209), the upper surface of the supporting plate (209) is fixedly connected with two second hydraulic rods (208), telescopic ends of the two second hydraulic rods (208) are fixedly connected with a lifting frame (207) together, the inner wall of the lifting frame (207) is rotatably connected with two second rollers (206), the upper surface of the lifting frame (207) is fixedly connected with a supporting block (211), the upper surface of the supporting block (211) is fixedly connected with a photoelectric sensor (210), and the controller (11) is respectively electrically connected with the second hydraulic rods (208) and the photoelectric sensor (210) through wires.

Description

Dynamic balance detection device for generator rotor Technical Field The utility model relates to the technical field of dynamic balance detection devices, in particular to a dynamic balance detection device for a generator rotor. Background The dynamic balance detection device is a device for measuring the unbalance amount and position of a rotating object, and has the main function of analyzing and determining the unbalance amount and unbalance phase of a rotor by detecting vibration signals of the rotor in the rotating process when a generator is detected so as to carry out subsequent correction work. At present, when the existing detection device is used, the next rotor to be detected can be fixed on the detection equipment only after the rotor in detection is finished, so that the problem of low detection efficiency of the rotor exists. Disclosure of utility model The utility model aims to make up the defects of the prior art and provides a dynamic balance detection device for a generator rotor. In order to achieve the aim, the utility model provides the technical scheme that the dynamic balance detection device of the generator rotor comprises a rectangular box, wherein a rapid detection mechanism is arranged above the rectangular box; The quick detection mechanism comprises a first stepping motor, the surface fixed connection of first stepping motor is in the upper surface of rectangle case, the output fixedly connected with rotor of first stepping motor, the inner wall of rotor rotates and is connected with two first cylinders, every the equal fixedly connected with of left surface of carousel is first fixed plate and second fixed plate, every the equal threaded connection of inner wall of second fixed plate has the screw spindle, two the equal fixedly connected with rotor plate of one end that the screw spindle kept away from each other, every the surface of screw spindle is all rotated and is connected with the grip block, every the right flank of grip block all contacts with the left surface of carousel, the surface fixedly connected with of rotor is two sets of rectangular plates, every set of the equal rotation of inner wall of rectangular plate is connected with two first cylinders, every set of the quantity of rectangular plate is two, the inner wall fixedly connected with first hydraulic stem of rectangle case, the expansion end fixedly connected with second stepping motor of first hydraulic stem, the output fixedly connected with clamping block of second stepping motor, the inside of cross connection of cross. Further, two first clamping blocks are clamped in the rectangular box, and a first baffle is fixedly connected to one end, away from the second stepping motor, of each first clamping block. Further, the inner wall fixedly connected with location axle of rectangle case, the surface sliding connection of location axle has the base, the upper surface fixedly connected with of base is in the surface of second step motor. Further, the bottom surface fixedly connected with of base removes the frame, the inner wall of removing the frame rotates and is connected with two gyro wheels, every the surface of gyro wheel all contacts with the interior bottom wall of rectangle case. Further, the inner wall fixedly connected with control box of rectangle case, the inner wall fixedly connected with controller of control box, the controller passes through the wire and is connected with first hydraulic stem, first step motor and second step motor electricity respectively, the inside joint of control box has two second fixture blocks, two the common fixedly connected with second baffle of one end that the controller was kept away from to the second fixture block. Further, the left surface fixedly connected with backup pad of rectangle case, the last fixed surface of backup pad is connected with two second hydraulic stems, two the flexible end of second hydraulic stem is fixedly connected with crane jointly, the inner wall rotation of crane is connected with two second cylinders, the last fixed surface of crane is connected with the supporting shoe, the last fixed surface of supporting shoe is connected with photoelectric sensor, the controller passes through the wire and is connected with second hydraulic stem and photoelectric sensor electricity respectively. Compared with the prior art, the dynamic balance detection device for the generator rotor has the following beneficial effects: According to the utility model, the rotating plate is arranged, the rotating power applied to the rotating plate can drive the threaded shaft to rotate, and the lower clamping plate can be pushed to move downwards when the threaded shaft rotates, so that the rotor placed on the surface of the first fixing plate can be clamped and fixed, then the first stepping motor is controlled to operate, the first stepping motor can drive the rotating wheel to rotate, so that the placed rotor can be driven to rotate to the front of the