CN-121990323-A - Transfer trolley reversing device for aluminum steel welding production line

CN121990323ACN 121990323 ACN121990323 ACN 121990323ACN-121990323-A

Abstract

The invention discloses a transfer trolley reversing device for an aluminum steel welding production line, which comprises a supporting platform arranged on the same side of a sending-out platform and a sending-in platform, wherein an accommodating hole is formed in the middle of the supporting platform, a rotating platform matched with the accommodating hole is arranged at the opening of the accommodating hole, two groups of rails are symmetrically arranged at the upper end of the rotating platform, a supporting cylinder is coaxially arranged at the lower end of the rotating platform, the supporting cylinder is rotationally connected with the rotating platform, a driving part is arranged on one side of the supporting cylinder and used for driving the rotating platform to rotate to a set angle, and when wheels of a railway vehicle pass through a limiting structure, the limiting structure can limit the wheels, meanwhile, the kinetic energy of the wheels is converted into internal energy, the working strength of a railway vehicle braking system is reduced, and the service life of the railway vehicle braking system is prolonged.

Inventors

LI YUANFENG
LI YINGWU
XIA HONGBO
ZHANG LONGLONG
LIN YONGJUN
ZHANG JINGYI
LI HAOYUE
GUO PENGFEI

Assignees

郑州经纬科技实业股份有限公司

Dates

Publication Date: 20260508
Application Date: 20260312

Claims (10)

1. The transfer trolley reversing device for the aluminum steel welding production line is characterized by comprising a supporting platform (3) arranged on the same side of a sending-out platform (1) and a sending-in platform (2), wherein a containing hole (4) is formed in the middle of the supporting platform (3), a rotating platform (5) matched with the containing hole (4) is arranged at an opening at the upper end of the containing hole (4), two groups of rails (6) are symmetrically arranged at the upper end of the rotating platform (5), a supporting cylinder (7) is coaxially arranged at the lower end of the rotating platform (5), the supporting cylinder (7) is rotationally connected with the rotating platform (5), a driving part (8) is arranged on one side of the supporting cylinder (7), the driving part (8) is used for driving the rotating platform (5) to rotate to a set angle, a limited structure of each group is arranged on the outer side of a wheel (11) corresponding to the rails (6) at four corners between the middle of the two groups of the rails (6), each limited structure comprises a blocking device arranged up and down and a damping device (10) connected with the blocking device, and the blocking device is used for transmitting kinetic energy to the wheel (11) while blocking the rotation of the wheel (11) is blocked, and the kinetic energy of the damping device (10) is used for damping kinetic energy of the wheel (11).
2. The reversing device of the transfer trolley for the aluminum steel welding production line is characterized by comprising guide sleeves (12) which are vertically fixed at corresponding positions of a rotary platform (5), supporting rods (13) are coaxially and slidably arranged in each group of the guide sleeves (12), the top ends of the supporting rods (13) protrude out of an opening at the upper end of the guide sleeve (12), a blocking sleeve (9) is coaxially and fixedly arranged outside the top ends of the supporting rods (13), and the lower ends of the supporting rods (13) are connected with corresponding damping devices (10).
3. The reversing device of the transfer trolley for the aluminum steel welding production line is characterized in that supporting frames (14) are arranged below left and right groups of supporting rods (13) which are respectively arranged on the inner sides of two groups of tracks (6), each two groups of supporting rods (13) are distributed at the left end and the right end of the corresponding supporting frame (14), the damping device (10) comprises reversing parts which are in contact with the lower end surfaces of the corresponding supporting rods (13), the inner sides of each group of reversing parts are provided with energy conversion parts, the energy conversion parts are used for transmitting upward and downward movements of the supporting rods (13) to the energy conversion parts on the inner sides of the reversing parts, and the energy conversion parts are used for converting kinetic energy transmitted by the reversing parts into internal energy.
4. The aluminum steel welding production line transfer trolley reversing device is characterized in that transverse grooves (15) are formed in the upper end face of the supporting frame (14) in a left-right mode, each reversing portion comprises supporting shafts which are fixedly arranged on the inner sides of the supporting rods (13) in the front-back mode, the inner sides of the reversing blocks (16) of each reversing portion are rotatably connected with the transverse grooves (15) through the supporting shafts, the upper end face of each reversing block (16) abuts against the bottom face of the supporting rod (13), and the inner side face of each reversing block (16) abuts against the energy conversion portion.
5. The transfer trolley reversing device for the aluminum steel welding production line according to claim 5, wherein the reversing block (16) comprises transverse struts (17) and vertical struts (18) which are vertically arranged, and the upper ends of the corresponding vertical struts (18) are fixed at the inner ends of each group of transverse struts (17).
6. The transfer trolley reversing device for the aluminum steel welding production line is characterized in that the energy conversion part comprises piston cylinders (19) horizontally arranged at the inner ends of the vertical supports (18), the inner ends of each group of piston cylinders (19) are closed, pistons (20) are arranged in the inner cavities of the piston cylinders (19) in a sliding mode left and right, return springs (21) are arranged between each group of pistons (20) and the bottom wall of the corresponding piston cylinder (19), each group of return springs (21) is always in a compressed state, piston rods (24) are arranged at the opening of the outer end of each group of piston cylinders (19) in a sealing sliding mode, the inner ends of each group of piston rods (24) are fixedly connected with the pistons (20), the outer ends of the piston rods (24) are abutted against the inner end side faces of the corresponding vertical supports (18), and damping through holes (23) are uniformly distributed in the circumferential direction of each group of the pistons (20).
7. The transfer trolley reversing device for the aluminum steel welding production line is characterized in that the inner cavities of the piston cylinders (19) are filled with nitrogen, and the inner ends of the two groups of piston cylinders (19) in the transverse grooves (15) of the same supporting frame (14) are connected.
8. The transfer trolley reversing device for the aluminum steel welding production line is characterized in that the inner ends of two groups of piston cylinders (19) in the transverse groove (15) of the same supporting frame (14) are rotationally connected with the front and rear parts of the same rotating shaft (30), the left and right groups of piston cylinders (19) are distributed in a straight line, the front and rear parts of each group of rotating shafts (30) are respectively penetrated with the inner ends of the piston cylinders (19) on the corresponding side, each group of rotating shafts (30) becomes dead points of the corresponding two groups of piston cylinders (19), each group of rotating shafts (30) is connected with a triggering part, and the triggering part is used for enabling the rotating shafts (30) to be positioned at or separated from the dead points.
9. The reversing device of the transfer trolley for the aluminum steel welding production line is characterized in that the triggering part comprises triggering blocks (25) which are respectively and fixedly arranged at the front end and the rear end of a rotating shaft (30), a triggering disc (26) is arranged below each triggering block (25), an eccentric shaft (27) is eccentrically fixed on each triggering disc (26), the eccentric shaft (27) rotates to be connected with the side wall of a transverse groove (15) of a supporting frame (14), a limiting plate (28) which is fixedly arranged at the opening of the supporting frame (14) is arranged above each triggering block (25), an energy storage spring (29) is arranged between each limiting plate (28) and each triggering block (25), and the energy storage springs (29) are always in a compressed state.
10. The transfer trolley reversing device for the aluminum steel welding production line according to claim 1, wherein the triggering part further comprises a first transmission shaft (31) coaxially fixed with the front eccentric shaft (27) and the rear eccentric shaft (27), a first bevel gear (32) is fixed in the middle of the first transmission shaft (31), a second bevel gear (33) is meshed above the first bevel gear (32), and the second bevel gear (33) is used for fixing the rotary platform (5) through the second transmission shaft (34).

Description

Transfer trolley reversing device for aluminum steel welding production line Technical Field The invention relates to the field of reversing devices of rail cars, in particular to a transferring trolley reversing device of an aluminum steel welding production line. Background The main function of the trolley reversing device, namely an important part arranged on a rail, is to help the rail trolley to realize flexible conversion of the running direction. The device can enable the railway car to easily cope with various complicated rail layouts, so that the transportation efficiency is remarkably improved, and the working principle of the reversing device is mainly based on a transmission system inside the reversing device. When the track car needs to change the running direction, the traditional system in the device can be correspondingly adjusted, so that the rotation direction of the wheels is changed. This process relies on precise mechanical control and coordination mechanisms to ensure that the railcar is able to perform the reversing action smoothly and accurately. However, in the prior art, when the rail car moves at a uniform speed from the outer side of the reversing device and stays at the upper end of the reversing device, the rail car needs to be braked accurately by a brake system of the rail car, so that the loss of the brake system of the rail car is large, and the experience requirement on an operator is high (the rail car needs to be stopped at the upper end of the reversing device by visual inspection). Disclosure of Invention The invention aims to provide the transfer trolley reversing device for the aluminum steel welding production line, which can realize that the kinetic energy of wheels is converted into internal energy when the wheels of the rail car pass through the limiting structure, so that the working strength of a rail car braking system is reduced, and the service life of the rail car braking system is prolonged. The invention adopts the following technical scheme: The transfer trolley reversing device for the aluminum steel welding production line comprises a supporting platform arranged on the same side of a sending-out platform and a sending-in platform, wherein an accommodating hole is formed in the middle of the supporting platform, a rotary platform matched with the accommodating hole is arranged at the opening of the accommodating hole, two groups of rails are symmetrically arranged at the upper end of the rotary platform, a supporting cylinder is coaxially arranged at the lower end of the rotary platform, the supporting cylinder is rotationally connected with the rotary platform, a driving part is arranged on one side of the supporting cylinder and used for driving the rotary platform to rotate to a set angle, a group limiting structure is arranged at the outer sides of four corners between the middle of the two groups of rails, corresponding to wheels of a railway car, each group limiting structure comprises a blocking device arranged up and down and a damping device connected with the blocking device, and the blocking device is used for transmitting kinetic energy of the wheels to the damping device while blocking the rotation of the wheels, and the damping device is used for consuming part of the kinetic energy of the wheels to be converted into internal energy. Further, the blocking device comprises a guide sleeve vertically fixed at a position corresponding to the rotary platform, a supporting rod coaxially and slidably penetrates through the guide sleeve, the top end of the supporting rod protrudes out of an opening at the upper end of the guide sleeve, the blocking sleeve is coaxially fixed outside the top end of the supporting rod, and the lower end of the supporting rod is connected with the damping device. The damping device comprises a damping device, wherein the damping device comprises a support frame, a left support rod and a right support rod, the left support rod and the right support rod are respectively arranged on the inner sides of two groups of tracks, the support frame is arranged below the left support rod and the right support rod, the two groups of support rods are distributed at the left end and the right end of the support frame, the damping device comprises a reversing part which is in contact with the lower end face of the corresponding support rod, an energy conversion part is arranged on the inner side of the reversing part, the reversing part is used for transferring upward and downward movement of the support rod to the energy conversion part on the inner side of the reversing part, and the energy conversion part is used for converting kinetic energy transferred by the reversing part into internal energy. Further, the upper end face of the support frame is provided with a transverse groove which is arranged left and right, each group of reversing parts comprises a support shaft which is fixedly arranged on the inner side of the support r