Reversible rail car elevator

Abstract

The utility model discloses a reversible rail car hoister, which belongs to the technical field of logistics transportation and particularly comprises a hoisting frame provided with a plurality of layers of rails, a hoisting component is arranged on the hoisting frame, a reversing tray is fixed at the output end of the hoisting component, and a steering driving component for controlling the reversing tray to steer is arranged on the reversing tray. After the conveying trolley is arranged on the reversing tray and ascends or descends, the tray is driven by the steering driving assembly to rotate, so that large-angle rotation of the conveying trolley is achieved, and the conveying trolley corresponds to the corresponding track. The problem that the rail cost is high due to the fact that the input ends and the output ends of the two butt-joint rails are located in the same direction, the rails must be changed around a large bend in direction can be solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of logistics transportation, especially relates to a reversible rail car elevator. BACKGROUND

[0002] In the field of logistics transportation, the four-way elevator is the core equipment in the intelligent warehouse system, mainly used for realizing the vertical layer changing of the four-way shuttle vehicle and the efficient transportation of goods across floors.

[0003] Such as the invention patent of a kind of reciprocating intelligent four-way elevator with publication number CN114291759A, including frame mechanism, two groups of pulley module, at least one group of lifting platform and two drive motors, the frame mechanism is provided with a plurality of inlet and outlet on the four around, two groups of pulley module are fixedly installed on the top and bottom of the frame mechanism respectively, two groups of pulley module are connected by a plurality of synchronous belts between them;The present application installs pulley module on the top frame and bottom frame respectively, the pulley module is connected by a connecting rod between two pulley bodies, so that the pulley bodies keep synchronous movement, the drive motor drives the connecting rod to rotate, under the transmission of synchronous belt, all pulleys keep synchronous rotation, so that the lifting platform connected on the synchronous belt lifts stably.

[0004] The above-mentioned elevator is a common structure of the existing four-way elevator, which can only be lifted and transferred in the same reciprocating direction in actual use, and cannot realize the turning action. In actual production and processing, the direction of the material transportation vehicle entering the elevator is different from the terminal of the track connected after lifting by the elevator. In this case, the track needs to make a large bend to transport the material, which has high construction cost. Therefore, a scheme is needed to solve this problem. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of reversible rail car elevator to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model employs one technical scheme: a kind of reversible rail car elevator, including the lifting frame of being provided with several layers of tracks, lifting assembly is provided on the lifting frame, the output end of lifting assembly is fixed with reversing tray, reversing tray is provided with steering drive assembly that controls its steering.

[0007] Preferably, the steering drive assembly includes a bracket and a rotating motor mounted thereon, and the reversing tray is arranged at the output end of the rotating motor.

[0008] Preferably, the bracket is provided with a support frame, and the support frame is provided with a ball, and the reversing tray is lapped on the ball.

[0009] Preferably, the reversing tray is a disc with a plurality of groups of guide grooves, and the transport trolley has guide members moving along the guide grooves.

[0010] Preferably, the lifting assembly comprises a driving motor, an output shaft, a transmission shaft and a transmission chain belt one, the driving motor controls the rotation of the output shaft, the transmission chain belt one is connected to the output shaft and the transmission shaft, and the bracket is arranged on the transmission chain belt one.

[0011] Preferably, the lifting frame is provided with guide rails, and the bracket is provided with rollers moving along the guide rails.

[0012] Preferably, the rotating motor is a detachable power supply type motor.

[0013] Preferably, the rotating motor is a wired motor, and the lifting frame is provided with a winding and unwinding assembly for winding and unwinding the power supply line of the rotating motor.

[0014] Preferably, the winding and unwinding assembly is arranged below the bracket, and the winding and unwinding assembly comprises an open guide housing fixed to the lifting frame, a winding and unwinding disc arranged in the guide housing, a rotating shaft coaxial with the winding and unwinding disc, and an electric slip ring arranged on the guide housing, the power supply line of the motor comprises an electricity connection section and a motor connection section, one end of the electricity connection section is connected to electricity, the other end is connected to the electric slip ring, one end of the motor connection section is connected to the electric slip ring, and the other end is connected to the rotating motor after winding around the winding and unwinding disc and passing through the opening of the guide housing, and the rotating shaft is in transmission connection with the output shaft or the transmission shaft through a transmission chain belt two.

[0015] The beneficial effects of the utility model are as follows: after the transport trolley is placed on the reversing tray, the tray is rotated through the steering driving assembly after lifting or lowering, the transport trolley is rotated by a large angle and is corresponded to the corresponding track, through the reasonable design of the production line, the problem of high track cost caused by the track having to change direction by a large bend because the input end and the output end of the two connecting tracks are in the same direction can be avoided.

[0016] The load force of the output end of the steering driving assembly can be effectively reduced by arranging the supporting frame and the ball.

[0017] The position accuracy of the trolley of different specifications entering the next track from the reversing tray can be realized by arranging a plurality of groups of guide grooves on the disc and arranging the guide members matched with the guide grooves on the transport trolley.

[0018] The damage of the equipment caused by the winding between the power supply line of the rotating motor and other positions of the equipment can be avoided by arranging the winding and unwinding assembly. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a structural diagram of a conventional hoist around a large bend;

[0020] Figure 2 is a schematic diagram of the overall structure of the utility model;

[0021] Figure 3 is a schematic diagram of the overall structure of the steering drive assembly in the utility model;

[0022] Figure 4 is an exploded view of the steering drive assembly in the utility model;

[0023] Figure 5 is a schematic diagram of the connection relationship between the take-up and pay-off assembly and the transmission shaft in the utility model;

[0024] Figure 6 is a schematic diagram of the structure of the take-up and pay-off assembly in the utility model;

[0025] In the figure: 1, lifting frame; 101, guide rail; 102, connecting bottom plate; 2, track; 3, drive motor;

[0026] 4, output shaft; 5, transmission chain belt one; 6, transmission shaft; 7, bracket; 71, roller; 8, reversing tray; 81, guide groove; 9, rotating motor; 10, support frame; 1001, circular groove; 11, take-up and pay-off assembly; 1101, main cavity; 1102, side maintenance cover; 1103, take-up and pay-off disc; 1104, rotating shaft; 1105, electric slip ring; 1106, bearing; 12, transmission chain belt two. DETAILED DESCRIPTION

[0027] The preferred embodiments of the utility model will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the utility model can be more easily understood by those skilled in the art, and the protection scope of the utility model can be more clearly and explicitly defined.

[0028] Embodiment:

[0029] Referring to Figure 1 , the figure shows that the direction in which the transport trolley enters the hoist and the terminal end of the track to which the hoist is connected after lifting are in different directions in the use process of the conventional hoist, and in this case, the track 2 needs to be bent around a large bend to realize the transportation of materials, which makes the construction cost of the track 2 bent around a large bend higher, therefore, a new hoist is designed based on this problem to improve or solve the above-mentioned problems.

[0030] Referring to Figure 2The application discloses a reversible rail car lifter which comprises a lifting frame 1 provided with a plurality of layers of rails 2, a lifting assembly arranged on the lifting frame 1, a reversing tray 8 fixed to an output end of the lifting assembly, and a steering driving assembly arranged on the reversing tray 8 and used for controlling steering of the reversing tray 8.

[0031] The lifting assembly comprises a driving motor 3, an output shaft 4, a transmission shaft 6 and a transmission chain 5, the driving motor 3 is used for controlling rotation of the output shaft 4, the transmission chain 5 is connected to the output shaft 4 and the transmission shaft 6 simultaneously, and the bracket 7 is arranged on the transmission chain 5.

[0032] The bracket 7 is arranged on the transmission chain 5. Figure 3 Figure 4 The steering driving assembly comprises the bracket 7 and a rotating motor 9 fixed to the bracket 7, the reversing tray 8 is arranged on an output end of the rotating motor 9, the reversing tray 8 is a disc, a plurality of groups of guide grooves 81 are formed in the disc, and guide members on a transport trolley move along the guide grooves 81; the bracket 7 is fixed with a support frame 10, the support frame 10 is annular, an annular groove is formed in a top surface of the support frame 10, a plurality of balls are arranged in the annular groove 1001, and the reversing tray 8 is overlapped on the balls.

[0033] The bracket 7 is arranged on the transmission chain 5. Figure 2 Figure 3 A plurality of groups of guide rails 101 are vertically arranged on the lifting frame 1 (in the embodiment, four guide rails 101 are arranged according to the shape of the lifting frame 1), the bracket 7 is provided with a plurality of rollers 71 which move along the guide rails 101, specifically, the guide rails 101 are in a sheet shape, the rollers 71 on each guide rail 101 are arranged in two and are arranged on two sides of the sheet-shaped guide rail 101 respectively, so that the stability of lifting and lowering of the bracket 7 can be effectively improved.

[0034] In one embodiment, the rotating motor 9 is a detachable power motor.

[0035] ​​In another embodiment, the rotating motor 9 is a wired motor, and a winding and unwinding assembly 11 for winding and unwinding the power line of the rotating motor 9 is arranged on the lifting frame 1. Specifically, the winding and unwinding assembly 11 is arranged below the bracket 7, and a connecting bottom plate 102 is fixed below the lifting frame 1. The winding and unwinding assembly 11 comprises a guide housing with an opening fixed on the connecting bottom plate 102, a winding and unwinding disc 1103 arranged in the guide housing, a rotating shaft 1104 coaxial with the winding and unwinding disc 1103, and an electric slip ring 1105 arranged on the guide housing. The motor power line comprises an electric connection section and a motor connection section. One end of the electric connection section is connected to electricity, and the other end is connected to the electric slip ring 1105. One end of the motor connection section is connected to the electric slip ring 1105, and the other end is connected to the rotating motor 9 after winding around the winding and unwinding disc 1103 through the opening of the guide housing. The rotating shaft 1104 is in driving connection with the output shaft 4 or the transmission shaft 6 through a transmission chain belt 12. The guide housing comprises a main cavity 1101 and a side maintenance cover 1102 which are detachably connected. In order to ensure the flexibility of the rotating shaft 1104, a bearing 1106 is fixed on the guide housing, and the rotating shaft 1104 is fixed with the inner ring of the bearing 1106. Specifically, the bearing 1106 is fixed on the side maintenance cover 1102.

[0036] Working principle and process:

[0037] When the lifting machine using the scheme is used, after the transport trolley is placed on the reversing tray 8, the tray is rotated by the steering driving assembly after lifting or descending, the transport trolley is rotated by a large angle and is corresponded to the corresponding track 2. Through reasonable design of the production line, the problem of high cost of the track 2 caused by the fact that the track 2 must change direction by a large bend because the input end and the output end of the two connecting tracks 2 are in the same direction can be avoided. Since the rotating motor 9 moves up and down with the bracket 7, in order to prevent the line from winding on other parts of the equipment and causing damage to the equipment, the scheme provides two design ideas of built-in power supply type rotating motor 9 and winding and unwinding of the motor power line by the winding and unwinding assembly 11, and the structure of the winding and unwinding assembly 11 is specifically described.

[0038] The above is only an embodiment of the present application, and does not limit the patent range of the present application. Any equivalent structural transformation or direct or indirect application in other related technical fields based on the content of the present application is also included in the patent protection range of the present application.

Claims

1. A reversible railcar lift, characterized by: The application relates to a lifting frame (1) provided with a plurality of layers of tracks (2), wherein the lifting frame (1) is provided with a lifting assembly, the output end of the lifting assembly is fixed with a reversing tray (8), and the reversing tray (8) is provided with a steering driving assembly for controlling the steering direction of the reversing tray (8).

2. A reversible railcar lift as defined in claim 1, wherein: The steering driving assembly comprises a bracket (7) and a rotating motor (9) arranged on the bracket (7), and the reversing tray (8) is arranged on the output end of the rotating motor (9).

3. A reversible railcar lift as defined in claim 2, wherein: The bracket (7) is provided with a supporting frame (10), the supporting frame (10) is provided with a plurality of balls, and the reversing tray (8) is overlapped on the balls.

4. A reversible railcar lift as defined in claim 3, wherein: The reversing tray is a disc, a plurality of groups of guide grooves (81) are formed in the disc, and guide members on a transport trolley move along the guide grooves (81).

5. A reversible railcar lift as defined in claim 2, wherein: The lifting assembly comprises a driving motor (3), an output shaft (4), a transmission shaft (6) and a transmission chain belt (5), the driving motor (3) controls the rotation of the output shaft (4), the transmission chain belt (5) is connected with the output shaft (4) and the transmission shaft (6) simultaneously, and the bracket (7) is arranged on the transmission chain belt (5).

6. A reversible railcar lift according to claim 5, characterized in that: The lifting frame (1) is provided with a guide rail (101), and the bracket (7) is provided with a plurality of rollers (71) moving along the guide rail (101).

7. A reversible railcar lift as defined in claim 2 wherein: The rotating motor (9) is a detachable power supply type motor.

8. A reversible railcar lift as defined in claim 5, wherein: The rotating motor (9) is a wired motor, and the lifting frame (1) is provided with a winding and unwinding assembly (11) for winding and unwinding the power supply wire of the rotating motor (9).

9. A reversible railcar lift as defined in claim 8, wherein: The winding and unwinding assembly (11) is arranged below the bracket (7), the winding and unwinding assembly (11) comprises a guide shell with an opening fixed on the lifting frame (1), a winding and unwinding disc (1103) arranged in the guide shell, a rotating shaft (1104) coaxial with the winding and unwinding disc (1103), and an electric slip ring (1105) arranged on the guide shell, the power supply wire of the motor comprises an electric connection section and a motor connection section, one end of the electric connection section is connected with electricity, the other end is connected with the electric slip ring (1105), one end of the motor connection section is connected with the electric slip ring (1105), and the other end is connected with the rotating motor (9) after winding around the winding and unwinding disc (1103) through the opening of the guide shell, and the rotating shaft (1104) is in transmission connection with the output shaft (4) or the transmission shaft (6) through a transmission chain belt (12).

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