CN220053784U - Gear box driven four-way shuttle - Google Patents

Abstract

The utility model provides a four-way shuttle car driven by a gear box, which comprises a sub-rail traveling gear box connected with and driving sub-rail traveling wheels and a traveling speed reducer for inputting power to the sub-rail traveling gear box. The walking motor of the utility model drives the universal joint coupler to drive the bus rail walking wheel to operate through the output shaft at the other side. Therefore, the utility model can realize transmission by using the rigid connection structure of the gear and the coupler, and effectively solves the defect that the conventional four-way shuttle chain transmission structure needs to be regularly maintained and tensioned and supplemented with external lubrication. The coupler and the gear box are maintenance-free, and no excessive lubricating material pollution exists, so that the coupler and the gear box can be applied to the field with higher requirements on cleanliness of storage environment, and maintenance cost is saved. In addition, compared with chain transmission, the gear transmission and the coupling transmission mode can effectively overcome vibration and noise in the chain transmission process, the transmission ratio is more accurate, the transmission efficiency is higher, the pressure of a shaft is smaller, and the transmission device can work under high temperature, low speed and severe environments.

Description

Gear box driven four-way shuttle

Technical Field

The utility model relates to the field of intelligent storage equipment, in particular to a four-way shuttle car driven by a gear box.

Background

The four-way shuttle is provided with travelling wheels in two mutually orthogonal directions of the vehicle body respectively, and the travelling wheels in corresponding directions are driven by a travelling motor in the vehicle body to run along the track in the direction so as to drive the four-way shuttle to walk.

At present, a traveling motor drives a traveling speed reducer between the traveling wheels of most four-way shuttle vehicles and the traveling motor, and then the traveling speed reducer drives a chain transmission system in the corresponding direction of a vehicle body, so that the traveling wheels are driven by the chain transmission system to realize operation. Because the transmission of the travelling wheels depends on chain transmission, and the mechanical structure of the chain transmission is easy to loosen, the conventional four-way shuttle vehicle must regularly maintain a tensioning chain. In addition, in order to ensure the driving effect, the conventional four-way shuttle also needs to smear lubricating grease for the driving chains of the travelling wheels at regular intervals. The lubricating grease is easy to drip to cause pollution, so that the lubricating grease is not suitable for storage environment with high requirement on cleanliness.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model aims to provide a four-way shuttle car driven by a gear box. According to the utility model, the four-way shuttle is driven by adopting the closed gear box structure for walking and jacking reversing, so that the tensioning maintenance of a chain can be avoided on the basis of improving the transmission precision.

In order to achieve the purpose, the four-way shuttle car driven by the gear box is provided with the following components in a car body: the sub-rail traveling gear box is driven by the traveling speed reducer, is connected with the sub-rail traveling wheels and drives the sub-rail traveling wheels to operate; the walking speed reducer is connected with a walking motor and is driven to run by the walking motor; one end of the universal joint coupler is connected with the walking speed reducer, the other end of the universal joint coupler penetrates through the vehicle body frame and is directly connected with a driving shaft of the bus rail walking wheel, and the universal joint coupler is driven by the walking speed reducer to drive the bus rail walking wheel to operate.

Optionally, the four-way shuttle driven by the gearbox according to any one of the above claims, wherein the sub-rail traveling gearboxes comprise two sub-rail traveling gearboxes which are oppositely arranged on the inner side of the vehicle body, a sub-rail transmission shaft is connected between the two sub-rail traveling gearboxes in a transmission manner, and the two sub-rail traveling gearboxes synchronously drive two groups of sub-rail traveling wheels which are respectively arranged on two sides of the vehicle body.

Optionally, the four-way shuttle driven by the gearbox according to any one of the above claims, wherein the universal joint coupling comprises two sets of bus rail travelling wheels which are oppositely arranged on the inner side of the vehicle body, the two universal joint couplings are respectively connected with two sets of bus rail travelling wheels which are arranged in lifting frames on two opposite sides of the vehicle body, and the two universal joint couplings synchronously drive the two sets of bus rail travelling wheels by the travelling speed reducer; the traveling directions of the primary rail traveling wheels and the secondary rail traveling wheels are mutually orthogonal.

Optionally, the four-way shuttle driven by the gearbox according to any one of the above claims, wherein the universal joint coupling comprises a first fixed end fixedly connected to an output shaft of the walking speed reducer, a second fixed end fixedly connected to a driving shaft of the bus rail walking wheel, and a rotating section rotatably connected between the first fixed end and the second fixed end; the second fixed end is lifted along with the bus rail travelling wheel to drive the rotating section to deflect up and down in the vehicle body.

Optionally, the four-way shuttle driven by the gearbox according to any one of the above claims, wherein the sub-rail transmission shaft is disposed above one of the universal joint couplings and is fixedly disposed between the first fixed end of the universal joint coupling and the rotating section.

Optionally, the four-way shuttle driven by the gearbox according to any one of the above claims, wherein a fixing rib is further arranged in the middle of the vehicle body, and the sub-rail transmission shaft is rotatably arranged in the fixing rib.

Optionally, the four-way shuttle driven by the gearbox according to any one of the above, wherein a lifting reversing motor is further arranged on the opposite side of the travelling speed reducer in the vehicle body, and the lifting reversing motor is in transmission connection with a bus rail travelling wheel to drive the bus rail travelling wheel to move up and down relative to the vehicle body.

Optionally, the four-way shuttle driven by the gear box according to any one of the above claims, wherein the traveling speed reducer comprises two groups of output shafts orthogonal to each other, wherein the first output shaft is fixedly connected with the sub-rail traveling gear box, and the second output shaft is simultaneously fixedly connected with the first fixed ends of the two universal joint couplings.

Optionally, the four-way shuttle car driven by the gearbox according to any one of the above, wherein the sub-rail traveling gearbox is attached to the inner side of the car body frame, the traveling speed reducer is attached to the inner side of one of the sub-rail traveling gearboxes, and the universal joint coupling is parallel to the sub-rail traveling gearboxes and is arranged between the sub-rail traveling gearboxes and the traveling motor.

Optionally, the gear box driven four-way shuttle as described in any one of the above, wherein each sub-rail traveling gear box is respectively connected with at least 2 sub-rail traveling wheels in a driving manner, and synchronously transmits driving torque to at least 2 sub-rail traveling wheels.

Compared with the prior art, the utility model has the following technical effects:

the four-way shuttle provided by the utility model comprises a sub-rail traveling gear box connected with and driving sub-rail traveling wheels and a traveling speed reducer for inputting power to the sub-rail traveling gear box. The walking motor of the utility model drives the universal joint coupler to drive the bus rail walking wheel to operate through the output shaft at the other side. Therefore, the utility model can realize transmission by using the rigid connection structure of the gear and the coupler, and effectively solves the defect that the conventional four-way shuttle chain transmission structure needs to be regularly maintained and tensioned and supplemented with external lubrication. The coupler and the gear box are maintenance-free, and no excessive lubricating material pollution exists, so that the coupler and the gear box can be applied to the field with higher requirements on cleanliness of storage environment, and maintenance cost is saved. In addition, compared with chain transmission, the gear transmission and the coupling transmission mode can effectively overcome vibration and noise in the chain transmission process, the transmission ratio is more accurate, the transmission efficiency is higher, the pressure of a shaft is smaller, and the transmission device can work under high temperature, low speed and severe environments.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, and do not limit the utility model. In the drawings:

fig. 1 is a schematic structural view of a four-way shuttle body driving system according to the present utility model;

fig. 2 is a schematic diagram of the middle bus rail traveling wheel of the four-way shuttle in different running states according to the present utility model.

In the figure, 1 denotes a sub-rail traveling gear box, 2 denotes a jacking reversing driving gear box, 3 denotes a jacking reversing driven gear box, 4 denotes a traveling speed reducer, 5 denotes a traveling motor, 6 denotes a jacking reversing motor, 7 denotes a sub-rail transmission shaft, 8 denotes a jacking reversing transmission shaft, 9 denotes a universal joint coupling, 10 denotes an eccentric wheel, and 11 denotes a bus rail traveling wheel.

Description of the embodiments

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

The meaning of "and/or" in the present utility model means that each exists alone or both exist.

The meaning of 'inner and outer' in the utility model refers to that the direction of a travelling motor pointing to the inside of a vehicle body frame structure from a travelling wheel is inner relative to the vehicle body frame structure of the four-way shuttle vehicle, and the direction of the travelling motor is opposite to the direction of the travelling motor; and not to a particular limitation of the mechanism of the device of the present utility model.

The meaning of "left and right" in the present utility model means that when the user is facing the forward direction of the four-way shuttle car, the left side of the user is the left side, and the right side of the user is the right side, but is not a specific limitation on the mechanism of the device of the present utility model.

"connected" as used herein means either a direct connection between components or an indirect connection between components via other components.

The meaning of "up and down" in the present utility model means that when the user is facing the forward direction of the four-way shuttle car, the direction from the track to the top of the car body is up, and vice versa, but is not limited to the specific mechanism of the device of the present utility model.

The four-way shuttle provided by the utility model comprises the following components:

the vehicle comprises a vehicle body frame with a rectangular structure, wherein sub-rail travelling wheels running along the first axis direction of the vehicle body frame and master rail travelling wheels running along the second axis direction of the vehicle body frame are respectively arranged at the periphery of the vehicle body frame, and the travelling directions of the master rail travelling wheels and the sub-rail travelling wheels are mutually orthogonal;

the inside of the vehicle body is provided with:

a traveling motor 5 whose output shaft is connected to a traveling speed reducer 4 disposed inside the vehicle body frame for outputting torque;

the sub-rail traveling gear box 1 is connected with the sub-rail traveling wheels and the traveling speed reducer 4, is driven by the traveling speed reducer 4 and is driven by the traveling motor 5 to drive the sub-rail traveling wheels to operate.

Therefore, the utility model can overcome the defects that most four-way shuttle vehicles are driven by chains, the chains are easy to loosen and are required to be tensioned regularly, lubricating grease is required to be smeared, and the utility model is not suitable for clean environment.

In a more preferred implementation manner, the utility model can be further arranged in the vehicle body: a universal joint coupling 9. Therefore, the utility model can realize the driving of the bus rail travelling wheels in the other travelling direction by connecting one end of the universal joint coupling to the other output shaft of the travelling speed reducer 4 and connecting the other end of the universal joint coupling to the bus rail travelling wheels in the lifting frame. In the driving process, no matter the bus rail travelling wheel 11 is lifted to a non-driving state at the upper side of fig. 2 by the lifting frame thereof or is lowered to a driving state at the lower side of fig. 2 by the lifting frame thereof, the universal joint coupler 9 can realize driving connection of the bus rail travelling wheel 11 through the rotating shaft structure thereof, so that the bus rail travelling wheel is driven to operate accurately from responding to the output torque of the travelling speed reducer 4.

In general, in order to ensure that power on two sides of a traveling direction is balanced in the traveling process of the four-way shuttle, the sub-rail traveling gear boxes 1 are preferably arranged to comprise two sub-rail traveling gear boxes which are arranged on the inner side of a vehicle body in pairs, the two sub-rail traveling gear boxes 1 can be respectively arranged on two sides of a vehicle body frame with a rectangular structure, and sub-rail transmission shafts 7 can be arranged between the two sub-rail traveling gear boxes 1 for transmission connection. Thus, the two sub-rail traveling gear boxes 1 on the two sides of the vehicle body can synchronously drive the two groups of sub-rail traveling wheels respectively arranged on the two sides of the vehicle body through the transmission of the sub-rail transmission shaft 7.

Similarly, in order to ensure that the four-way shuttle vehicle has balanced power on two sides of the travelling direction in the travelling process along the bus rail, the utility model can also respectively connect two universal joint couplings 9 on two sides of the travelling speed reducer 4, wherein the two universal joint couplings 9 are oppositely arranged on the inner side of the vehicle body and respectively connected with the bus rail travelling wheels on lifting frames on two sides of the vehicle body. The two universal joint couplings 9 can be symmetrically arranged by taking the walking speed reducer 4 as a center, the walking speed reducer 4 can be provided with a pair of synchronous running bus rail walking wheel driving output shafts, and the transmission connection of two groups of bus rail walking wheels on two opposite sides of a vehicle body is realized through the universal joint couplings 9, so that the two universal joint couplings 9 can synchronously drive the two groups of bus rail walking wheels by the walking speed reducer 4.

In a more specific implementation manner, in the present utility model, each universal joint coupling 9 may be respectively configured to include a first fixed end fixedly connected to the output shaft of the walking speed reducer 4, a second fixed end fixedly connected to the driving shaft of the bus rail walking wheel, and a rotating section rotatably connected between the first fixed end and the second fixed end; therefore, the second fixed end can drive the rotating section to deflect up and down in the vehicle body along with the lifting of the bus rail travelling wheel, and the bus rail travelling wheel is driven through the transmission of the rotating section.

The driving shaft of the bus rail travelling wheel is rotatably arranged in the lifting frame, and the lifting frame is slidably arranged on two sides of the vehicle body frame. The inner side of the car body frame can be correspondingly provided with a jacking reversing driving gear box 2 and a jacking reversing driven gear box 3 respectively on the inner sides of the lifting frames at two sides respectively. The jacking reversing driving gear box 2 and the jacking reversing driven gear box 3 can be driven by a jacking reversing motor 6 which is independently arranged in the car body, and lifting driving of the lifting frame is realized through an eccentric wheel 10 connected to the lifting frame. In order to ensure that the lifting frames of the bus rail travelling wheels at two sides can synchronously lift and synchronously descend, the lifting reversing transmission shaft 8 is preferably connected between the lifting reversing driving gear box 2 and the lifting reversing driven gear box 3. The jacking reversing transmission shaft 8 is driven by the jacking reversing motor 6 to synchronously output driving moment for the jacking reversing driving gear box 2 and the jacking reversing driven gear box 3 on two sides of the vehicle body.

The sub-rail transmission shaft 7 and the jacking reversing transmission shaft 8 can be arranged at different heights of the vehicle body in a crossing manner so as to avoid mutual interference to influence transmission. Similarly, the sub-rail transmission shaft 7 in the vehicle body may also be disposed above one of the universal joint couplings 9, and fixedly mounted between the first fixed end and the rotating section of the universal joint coupling 9 to avoid interference with the universal joint coupling 9.

In order to ensure stable installation of the sub-rail transmission shaft 7, a fixing rib is generally erected in the middle of a vehicle body, and a rotating mechanism such as a bearing can be arranged in the fixing rib to install the sub-rail transmission shaft 7 in the bearing, so that the sub-rail transmission shaft 7 can be rotatably arranged in the fixing rib to realize transmission of the sub-rail walking gearbox 1 on the other side.

The lifting reversing motor 6 can be specifically arranged at the opposite side of the traveling speed reducer 4 in the vehicle body. The jacking reversing motor 6 is connected to the jacking reversing driving gear box 2 and the jacking reversing driven gear box 3 on two sides of the vehicle body through the jacking reversing transmission shaft 8 in a transmission mode, driving of the lifting frames of the travelling wheels of the bus rails on two sides is achieved, the lifting frames are driven through the eccentric wheels to drive the travelling wheels of the bus rails to move up and down relative to the vehicle body, and therefore switching between the sub rail and the bus rail is achieved. The eccentric wheel is used as an actuating mechanism and can synchronously rotate relative to the vehicle body frame. The eccentric wheel can be directly connected with a gear box of the bus rail travelling wheel, and can also be connected with other integral or split mechanical structures to synchronously ascend and descend, so that the synchronous jacking and reversing functions are realized.

In order to facilitate torque output and compression of the transmission mechanism inside the vehicle body, the utility model preferably sets the walking speed reducer 4 to have two groups of mutually orthogonal output shafts, wherein a first output shaft is fixedly connected with the power input end of the sub-rail walking gearbox 1, wherein a second output shaft can be simultaneously and fixedly connected with the first fixed ends of the two universal joint couplings 9, and the transmission of the sub-rail walking gearbox 1 and the universal joint couplings 9 is simultaneously realized through the walking speed reducer 4.

In general, in view of the space for mounting the inside of the vehicle body, the present utility model preferably provides the sub-rail traveling gear box 1 to be fitted inside the vehicle body frame, and the output shaft of the sub-rail traveling gear box 1 is drivingly connected to the drive shaft of the traveling wheel through the connection hole of the vehicle body frame structure. The walking speed reducer 4 can be closely arranged on the inner side of one of the sub-rail walking gear boxes 1, the universal joint coupler 9 is parallel to the sub-rail walking gear boxes 1 and arranged between the sub-rail walking gear boxes 1 and the walking motor 5, transmission is provided in a more compact installation mode, and sufficient installation space is provided for battery packs and other electric components in a vehicle body.

Preferably, each sub-rail traveling gear box 1 is respectively arranged to be connected to 4 sub-rail traveling wheels arranged on the same side of the carriage in a transmission manner, so that driving torque is synchronously transmitted to the 4 sub-rail traveling wheels through the meshing transmission relationship among gears in the gear box, and the 4 sub-rail traveling wheels are synchronously driven to serve as driving wheels to drive the vehicle body to move on the rail.

Under other implementation modes, each sub-rail traveling gear box 1 can be respectively connected to 2 sub-rail traveling wheels arranged on the same side of the carriage in a transmission mode, so that driving torque is synchronously transmitted to the 2 sub-rail traveling wheels through the meshing transmission relation among gears in the gear box, and the 2 sub-rail traveling wheels are synchronously driven to serve as driving wheels to drive the vehicle body to move on the rail. In the arrangement mode, a plurality of sub-rail travelling wheels can be additionally arranged beside the sub-rail travelling wheels driven by the sub-rail travelling gear box 1 on the outer side of the vehicle body so as to cooperate with the driving wheels to share the load of the four-way vehicle.

The utility model has the advantages that:

the installation space of the vehicle body transmission mechanism can be compressed in a gear transmission mode, the transmission efficiency is improved, maintenance work of the transmission structure is reduced, pollution of transmission mechanism lubricating materials to the working environment is reduced, and the application range of the four-way shuttle is enlarged.

Those of ordinary skill in the art will appreciate that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a four-way shuttle of gear box transmission which characterized in that is provided with in the automobile body of four-way shuttle:

a sub-rail traveling gear box (1) which is driven by a traveling speed reducer (4) and is connected with sub-rail traveling wheels to drive the sub-rail traveling wheels to operate;

the walking speed reducer (4) is connected with a walking motor (5), and is driven to run by the walking motor (5);

the universal joint coupler (9), one end of which is connected with the walking speed reducer (4), and the other end penetrates through the vehicle body frame to be directly connected with the driving shaft of the bus rail walking wheel, and the universal joint coupler (9) is driven by the walking speed reducer (4) to drive the bus rail walking wheel to operate.

2. The four-way shuttle car driven by the gearbox according to claim 1, wherein the sub-rail traveling gear boxes (1) comprise two sub-rail traveling gear boxes (7) which are oppositely arranged on the inner side of the car body, the sub-rail transmission shafts (1) are connected between the two sub-rail traveling gear boxes in a transmission mode, and the two sub-rail traveling gear boxes (1) synchronously drive two groups of sub-rail traveling wheels which are respectively arranged on the two sides of the car body.

3. The four-way shuttle driven by the gear box according to claim 2, wherein the universal joint coupling (9) comprises two sets of bus rail travelling wheels which are oppositely arranged on the inner side of the vehicle body, the two universal joint couplings (9) are respectively connected with two sets of bus rail travelling wheels which are arranged in lifting frames on two opposite sides of the vehicle body, and the two universal joint couplings (9) synchronously drive the two sets of bus rail travelling wheels by the travelling speed reducer (4);

the traveling directions of the primary rail traveling wheels and the secondary rail traveling wheels are mutually orthogonal.

4. A four-way shuttle driven by a gearbox according to claim 3, wherein the universal joint coupling (9) comprises a first fixed end fixedly connected to an output shaft of the travelling speed reducer (4), a second fixed end fixedly connected to a driving shaft of the bus rail travelling wheel, and a rotating section rotatably connected between the first fixed end and the second fixed end;

the second fixed end is lifted along with the bus rail travelling wheel to drive the rotating section to deflect up and down in the vehicle body.

5. The four-way shuttle of the gearbox transmission according to claim 4, wherein the sub-rail transmission shaft (7) is arranged above one of the universal joint couplings (9) and fixedly arranged between the first fixed end of the universal joint coupling (9) and the rotating section.

6. The four-way shuttle for gear box transmission according to claim 5, wherein a fixing rib is further arranged in the middle of the vehicle body, and the sub-rail transmission shaft (7) is rotatably arranged in the fixing rib.

7. The four-way shuttle driven by the gearbox according to claim 1, wherein a lifting reversing motor (6) is further arranged on the opposite side of the travelling speed reducer (4) in the vehicle body, and the lifting reversing motor (6) is in transmission connection with a bus rail travelling wheel to drive the bus rail travelling wheel to move up and down relative to the vehicle body.

8. The four-way shuttle vehicle driven by a gear box according to claim 1, wherein the traveling speed reducer (4) comprises two groups of mutually orthogonal output shafts, wherein a first output shaft is fixedly connected with the sub-rail traveling gear box (1), and a second output shaft is simultaneously fixedly connected with the first fixed ends of the two universal joint couplings (9).

9. The four-way shuttle car driven by the gear box according to claim 8, wherein the sub-rail traveling gear boxes (1) are arranged on the inner side of the car body frame in a fitting way, the traveling speed reducer (4) is arranged on the inner side of one of the sub-rail traveling gear boxes (1) in a fitting way, and the universal joint coupling (9) is parallel to the sub-rail traveling gear boxes (1) and is arranged between the sub-rail traveling gear boxes (1) and the traveling motor (5).

10. The four-way shuttle of the gearbox transmission according to claim 9, wherein each sub-rail travel gearbox (1) is respectively in transmission connection with at least 2 sub-rail travel wheels and simultaneously transmits drive torque to at least 2 sub-rail travel wheels.