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CN-224225184-U - Transfer trolley

CN224225184UCN 224225184 UCN224225184 UCN 224225184UCN-224225184-U

Abstract

The application discloses a transfer trolley which is used for transferring a bogie and comprises a trolley body and a clamping device, wherein the clamping device comprises a driving piece, a holding mechanism and a holding mechanism, the driving piece is arranged on the trolley body and is provided with a telescopic part which stretches along the length direction of the trolley body, the holding mechanism comprises a roller and two holding pieces, the holding pieces are provided with a first end and a second end, the middle parts of the two holding pieces are hinged, the first end of one holding piece is hinged with the telescopic part of the driving piece, the first end of the other holding piece is hinged with the trolley body, the second end of the holding piece is rotatably provided with the roller, the holding mechanism is switched between a holding state and a waiting state under the action of the driving piece, the second ends of the two holding pieces are mutually close to enable the two rollers to hold a wheel axle of the bogie, and the second ends of the two holding pieces are mutually far away and are lower than the wheel axle under the condition that the holding mechanism is in the waiting state.

Inventors

  • HUANG YUFA
  • TANG YUPING
  • LIU TAO
  • ZHANG XUANXUAN
  • CHEN JIAXING
  • YIN YIHAN

Assignees

  • 中车株洲车辆有限公司

Dates

Publication Date
20260512
Application Date
20250407

Claims (10)

  1. 1. The transfer trolley is used for transferring the bogie and is characterized by comprising a trolley body and a clamping device, wherein the clamping device comprises: A driving member mounted on the vehicle body and provided with a telescopic part that stretches in the longitudinal direction of the vehicle body; The axle-holding mechanism comprises a roller and two holding pieces, wherein the holding pieces are provided with a first end and a second end, the middle parts of the two holding pieces are hinged, one of the two holding pieces is hinged with the telescopic part of the driving piece, the other holding piece is hinged with the vehicle body, and the second end of the holding piece is provided with the rotatable roller; the axle-holding mechanism is switched between a holding state and a waiting state under the action of the driving piece, the second ends of the two holding pieces are close to each other under the condition that the axle-holding mechanism is in the holding state so that the two rollers hold the wheel axle of the bogie tightly, and the second ends of the two holding pieces are far away from each other and are lower than the wheel axle under the condition that the axle-holding mechanism is in the waiting state.
  2. 2. The transfer car of claim 1, wherein the drive member at least partially overlaps the axle-holding mechanism along a length of the car body.
  3. 3. The transfer trolley according to claim 2, wherein the two holding members are a first frame and a second frame, respectively, the telescopic part of the driving member is hinged with a lower cross rod in the first frame, the upper cross rod in the first frame is provided with the rotatable roller, and the upper cross rod in the second frame is provided with the rotatable roller; the second frame has an opening that exits the driving member.
  4. 4. A transfer car according to claim 3, wherein the driving member is an electric cylinder comprising a drivingly connected cylinder body and a rotating electric machine; along the length direction of the car body, the axle-holding mechanism and the rotating motor are sequentially arranged.
  5. 5. The transfer car of claim 4, wherein the cylinder and the motor are disposed in sequence along a width direction of the car body.
  6. 6. A transfer car according to claim 3, wherein the first frame is the same length as the cross bars of the second frame and the first frame is the same length as the longitudinal bars of the second frame.
  7. 7. The transfer vehicle of any of claims 1-6, wherein the vehicle body is provided with a relief aperture that relieves the drive member.
  8. 8. The transfer vehicle of claim 7, wherein the vehicle body is provided with a first mounting seat and a second mounting seat, the first mounting seat and the second mounting seat are both positioned on the wall of the avoidance hole, and the driving member is connected to the first mounting seat and the second mounting seat.
  9. 9. The transfer car according to any one of claims 3 to 6, wherein the gripping device further comprises a guide mechanism including two guide frames arranged at intervals in the car body width direction, the guide frames being provided with guide channels extending in the car body length direction; the cross rod positioned below the first frame is in sliding fit in the guide channel, and the telescopic part is positioned between the two guide frames under the condition that the axle-holding mechanism is in the waiting state.
  10. 10. The transfer trolley according to claim 9, wherein the guide frame comprises an upper plate, a lower plate and two limiting plates, the upper plate is respectively connected to the two limiting plates along two sides of the length direction of the trolley body, the two limiting plates are connected to the trolley body and/or the lower plate, the lower plate is connected with the trolley body, and the upper plate, the lower plate and the two limiting plates are surrounded to form the guide channel.

Description

Transfer trolley Technical Field The application belongs to the technical field of bogie transportation, and particularly relates to a transportation vehicle. Background An automatic guiding trolley (Automated Guided Vehicle AGV vehicle for short) is an important device in a logistics system of a modern manufacturing enterprise, is mainly used for storing and transporting various materials, provides important guarantee for flexible, integrated and efficient operation of the system, generally uses a storage battery as power, is provided with a non-contact guiding device, and can accurately reach a destination under the assistance of a computer control and guiding device. The AGV vehicle for pushing articles disclosed in the prior art can also be a transfer vehicle, such as a transfer vehicle for pushing track equipment (such as a pushing bogie) in the field of rail transit, and is generally provided with a pushing arm, wherein the pushing arm can be prone and vertical, the vehicle can freely walk under the condition that the pushing arm is prone, and the pushing arm can be abutted against an axle of the bogie to drive the bogie to walk under the condition that the pushing arm is vertical. However, when the bogie is pushed to the target position, the transfer trolley is easy to continue to walk under the action of inertia, and the target position is difficult to hit. Disclosure of Invention The application provides a transfer trolley for solving the technical problem that the accuracy of a transfer target position of a bogie is poor at present. The application provides a transfer trolley which is used for transferring a bogie and comprises a trolley body and a clamping device, wherein the clamping device comprises: A driving member mounted on the vehicle body and provided with a telescopic part that stretches in the longitudinal direction of the vehicle body; The axle-holding mechanism comprises a roller and two holding pieces, wherein the holding pieces are provided with a first end and a second end, the middle parts of the two holding pieces are hinged, one of the two holding pieces is hinged with the telescopic part of the driving piece, the other holding piece is hinged with the vehicle body, and the second end of the holding piece is rotatably provided with the roller; the axle-holding mechanism is switched between a holding state and a waiting state under the action of the driving piece, the second ends of the two holding pieces are close to each other under the condition that the axle-holding mechanism is in the holding state so that the two rollers hold the wheel axle of the bogie tightly, and the second ends of the two holding pieces are far away from each other and are lower than the wheel axle under the condition that the axle-holding mechanism is in the waiting state. In some embodiments, the drive member at least partially overlaps the axle-locking mechanism along the length of the vehicle body. In some embodiments, the two holding members are a first frame and a second frame respectively, the telescopic part of the driving member is hinged with a cross rod positioned below in the first frame, and the cross rod positioned above in the first frame and the second frame is rotatably provided with the roller; the second frame has an opening that exits the driving member. In some embodiments, the drive member is an electric cylinder comprising a drivingly connected cylinder body and a rotating electric machine; along the length direction of the car body, the axle-holding mechanism and the rotating motor are sequentially arranged. In some embodiments, the cylinder and the motor are disposed in sequence along a width direction of the vehicle body. In some embodiments, the first frame and the second frame are the same size along the width direction of the vehicle body. In some embodiments, the vehicle body is provided with a relief hole that is formed to relief the driving member, and the relief hole is formed to penetrate in the height direction. In some embodiments, the vehicle body is provided with a first mounting seat and a second mounting seat, the first mounting seat and the second mounting seat are both positioned on the wall of the avoidance hole, and the driving piece is mounted on the first mounting seat and the second mounting seat. In some embodiments, the clamping device further comprises a guide mechanism, wherein the guide mechanism comprises two guide frames which are arranged at intervals along the width direction of the vehicle body, and the guide frames are provided with guide channels which extend along the length direction of the vehicle body; the cross rod positioned below the first frame is in sliding fit in the guide channel, and the telescopic part is positioned between the two guide frames under the condition that the axle-holding mechanism is in the waiting state. In some embodiments, the guide frame comprises an upper plate, a lower plate and two limiting plates, wherein the