CN216889894U

CN216889894U - Transmission mechanism suitable for four-way shuttle

Info

Publication number: CN216889894U
Application number: CN202123342137.XU
Authority: CN
Inventors: 周义术; 姚刚
Original assignee: Nanjing Huade Storage Equipment Manufacture Co ltd
Current assignee: Nanjing Huade Storage Equipment Manufacture Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-05
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a transmission mechanism suitable for a four-way shuttle vehicle, which comprises a box body with an opening at the upper part, wherein two groups of jacking devices are oppositely arranged in the box body, each group of jacking devices comprises two groups of lifting components which are arranged in parallel, and the two groups of lifting components are connected through a connecting component; and a transmission device is further arranged in the box body and is respectively connected with one group of the lifting assemblies in each group of the lifting devices. The lifting device is simple in structure, low in cost and convenient to maintain, and can realize functions of jacking, reversing and the like of the four-way shuttle.

Description

Transmission mechanism suitable for four-way shuttle

Technical Field

The utility model relates to the technical field of automatic warehouse logistics, in particular to a transmission mechanism suitable for a four-way shuttle vehicle.

Background

The four-way shuttle is an automatic storage device widely used in the storage shelf industry, the jacking and reversing functions of the heavy-load four-way shuttle are hydraulic (mechanism) systems commonly used at present, but the self defects of the hydraulic systems are also prominent, and the main defects are as follows: (1) since the resistance to fluid flow and leakage are large, the efficiency is low, and if mishandled, leakage not only pollutes the field, but also may cause fire and explosion accidents; (2) the working performance is easily affected by temperature change, so that the working is not suitable for working under the condition of high or low temperature; (3) the manufacturing precision requirement of the hydraulic element is higher, so the price is higher; (4) a strict transmission ratio cannot be obtained due to leakage and compressibility of the liquid medium; (5) the reason is not easy to find out when the hydraulic transmission is out of order, and the use and maintenance requirements have higher technical level. In addition, the four-way shuttle vehicle of the hydraulic system is strictly forbidden to be used in the industries of food, medicine and the like, the use range of the four-way shuttle vehicle of the hydraulic system is limited, and the safety and the reliability are reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the transmission mechanism suitable for the four-way shuttle car comprises a box body with an opening at the upper part, wherein two groups of jacking devices are oppositely arranged in the box body, each group of jacking devices comprises two groups of lifting assemblies arranged in parallel, and the two groups of lifting assemblies are connected through a connecting assembly; and a transmission device is further arranged in the box body and is respectively connected with one group of the lifting assemblies in each group of the lifting devices.

Furthermore, the lifting assembly comprises a lifter and a lifting connecting plate, the lifter is fixedly connected to the inner wall of the box body, and the lifting connecting plate is arranged at the top of the lifter and used for being connected with a four-way shuttle car.

Further, coupling assembling includes the universal joint shaft coupling, the both ends of universal joint shaft coupling are connected respectively the lift can satisfy two sets of lifts and realize synchronous revolution.

Furthermore, in each group of the jacking devices, the lifter in one group of the lifting assemblies is a single-extension-shaft lifter, the other group of the lifting assemblies is a double-extension-shaft lifter, and the transmission device is connected with the double-extension-shaft lifter.

Further, transmission includes driving motor, synchronous gear box and synchronous chain, driving motor sets up on the diapire in the box, synchronous gear box includes input sprocket and output sprocket, the input sprocket is connected driving motor's output, output sprocket includes two and passes through respectively synchronous chain connects every group one of them set of among the jacking device the lifting unit.

Furthermore, the synchronous gear box further comprises a first synchronous gear, a second synchronous gear, a third synchronous gear and a fourth synchronous gear which are sequentially arranged, the input chain wheel and one of the output chain wheels are connected to the first synchronous gear, the other output chain wheel is connected to the fourth synchronous gear, and the first synchronous gear, the second synchronous gear, the third synchronous gear and the fourth synchronous gear are meshed and connected with each other.

Furthermore, two output sprocket all is in synchronous gearbox's homonymy and connect the relative lifting unit who sets up in two sets of jacking devices respectively.

The application has the advantages that: the transmission mechanism suitable for the four-way shuttle vehicle is simple in structure, low in cost and convenient to maintain, and can realize functions of jacking, reversing and the like of the four-way shuttle vehicle.

Drawings

FIG. 1 is a schematic structural view of one embodiment of a transmission mechanism suitable for a four-way shuttle of the present application;

FIG. 2 is a schematic view of the transmission of FIG. 1;

fig. 3 is a schematic diagram of a transmission structure of the elevator.

Labeled as: 1-double projecting shaft lifter; 2-single projecting shaft elevator; 3-double-extension-shaft lifter; 4-single extension shaft elevator; 5-a synchronous gearbox; 6-universal joint coupling; 7-a first synchronization chain; 8-a second synchronization chain; 9-a third synchronization chain; 10-a drive motor; 11-a lifting connection plate; 12-a box body; 13-an input sprocket; 14-a first synchronizing gear; 15-a second synchronizing gear; 16-a third synchronizing gear; 17-a fourth synchronizing gear; 18-a first output sprocket; 19-a second output sprocket; 20-elevator housing; 21-a transmission shaft; 22-elevator sprocket; 23-chain support plates; 24-a chain body; 25-guide rollers.

Detailed Description

The utility model will be described in further detail below with reference to the figures and specific embodiments.

Referring to fig. 1 to 3, the present embodiment provides a transmission mechanism suitable for a four-way shuttle, including a box 12 with an opening at an upper portion, two sets of jacking devices are relatively arranged in the box 12, each set of jacking device includes two sets of lifting assemblies arranged in parallel, and the two sets of lifting assemblies are connected through a connecting assembly; and a transmission device is further arranged in the box body and is respectively connected with one group of lifting assemblies in each group of lifting devices.

Specifically, the lifting assembly comprises a lifter and a lifting connecting plate 11, the lifter is fixedly connected to the inner wall of the box body, and the lifting connecting plate is arranged at the top of the lifter and used for connecting a four-way shuttle vehicle; the connecting assembly comprises a universal joint coupler 6, and two ends of the universal joint coupler 6 are respectively connected with the lifter.

Preferably, in each group of the jacking devices, the elevators in one group of the lifting assemblies are single-extension-shaft elevators, the other group of the lifting assemblies are double-extension-shaft elevators, and the transmission device is connected with the double-extension-shaft elevators.

Further, transmission includes driving motor 10, synchronous gear box 5 and synchronous chain, driving motor 10 sets up on the diapire in the box 1, synchronous gear box 5 includes input sprocket 13 and output sprocket, input sprocket 13 connects through third synchronous chain 9 driving motor's output, and wherein, output sprocket includes first output sprocket 18 and second output sprocket 19, and first output sprocket 18 connects two projecting shaft lifts 1 through first synchronous chain 7, and two projecting shaft lifts 1 connect single projecting shaft lift 2 through the universal joint coupling, and second output sprocket 19 connects two projecting shaft lifts 3 through second synchronous chain 8, and two projecting shaft lifts 3 connect single projecting shaft lift 4 through the universal joint coupling.

Preferably, the synchronizing gear box 5 further comprises a first synchronizing gear 14, a second synchronizing gear 15, a third synchronizing gear 16 and a fourth synchronizing gear 17 which are sequentially arranged, the input chain wheel 13 and the first output chain wheel 18 are both connected to two ends of the first synchronizing gear 14, the second output chain wheel 1917 is connected to the fourth synchronizing gear, the first synchronizing gear, the second synchronizing gear, the third synchronizing gear and the fourth synchronizing gear form a meshing connection with each other, and the first output chain wheel 18 and the second output chain wheel 19 are both on the same side of the synchronizing gear box 5.

The working principle is as follows: when the transmission motor 10 is started and rotates clockwise (seen from the tail of the motor), the third synchronous chain 9 drives the input chain wheel 13 of the synchronous gear box 5 to rotate clockwise, the first output chain wheel 18 of the synchronous gear box 5 rotates clockwise, and the second output chain wheel 19 rotates anticlockwise under the action of the first synchronous gear 14, the second synchronous gear 15, the third synchronous gear 16 and the fourth synchronous gear 17; first output sprocket 18 drives transmission shaft 21 clockwise rotation of two projecting shaft lifts 1 through first synchronous chain 7, single projecting shaft lift 2 realizes through universal joint shaft coupling 6 with two projecting shaft lifts 1 synchronous clockwise rotation, lift sprocket 22 drives chain body 24 clockwise rotation, chain body 24 is vertical ascending motion under the effect of direction roller 25 and chain backup pad 23, and single projecting shaft lift 2 also does the same motion with two projecting shaft lifts 1 like the same reason, and two lifting connecting plates 11 also rise in step. Meanwhile, the second output chain wheel 19 drives the double-extension-shaft lifter 3 to rotate anticlockwise through the second synchronous chain 8, the single-extension-shaft lifter 4 realizes synchronous anticlockwise rotation with the double-extension-shaft lifter 3 through a universal joint coupler, and the motion principle of the lifting connecting plate is the same as that of the lifting connecting plate; the four lifting connecting plates synchronously ascend to realize the jacking function.

When the transmission motor 10 runs reversely (anticlockwise), the transmission principle is the same as that described above, but the movement direction is opposite, so that the four lifting connecting plates synchronously descend to realize the reversing function. The upper position and the lower position of each lifting connecting plate are controlled by a proximity switch.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a drive mechanism suitable for four-way shuttle, includes upper portion open-ended box, its characterized in that: two groups of jacking devices are oppositely arranged in the box body, each group of jacking device comprises two groups of lifting assemblies arranged in parallel, and the two groups of lifting assemblies are connected through a connecting assembly; and a transmission device is further arranged in the box body and is respectively connected with one group of the lifting assemblies in each group of the lifting devices.

2. The drive mechanism for a four-way shuttle according to claim 1, wherein: the lifting assembly comprises a lifter and a lifting connecting plate, the lifter is fixedly connected to the inner wall of the box body, and the lifting connecting plate is arranged at the top of the lifter and used for being connected with a four-way shuttle.

3. The drive mechanism for a four-way shuttle according to claim 2, wherein: the connecting assembly comprises a universal joint coupler, and two ends of the universal joint coupler are respectively connected with the lifter.

4. The drive mechanism for a four-way shuttle according to claim 3, wherein: in each group of the jacking devices, the elevators in one group of the lifting assemblies are single-extension-shaft elevators, the other group of the lifting assemblies are double-extension-shaft elevators, and the transmission device is connected with the double-extension-shaft elevators.

5. The drive mechanism for a four-way shuttle according to claim 1, wherein: the transmission device comprises a transmission motor, a synchronous gear box and a synchronous chain, the transmission motor is arranged on the bottom wall in the box body, the synchronous gear box comprises an input chain wheel and an output chain wheel, the input chain wheel is connected with the output end of the transmission motor, the output chain wheel comprises two synchronous chains, and the synchronous chains are respectively connected with each group, and one group of the lifting assemblies is arranged in the lifting device.

6. The drive mechanism for a four-way shuttle according to claim 5, wherein: the synchronous gearbox further comprises a first synchronous gear, a second synchronous gear, a third synchronous gear and a fourth synchronous gear which are sequentially arranged, the input chain wheel and one of the output chain wheels are connected to the first synchronous gear, the other output chain wheel is connected to the fourth synchronous gear, and the first synchronous gear, the second synchronous gear, the third synchronous gear and the fourth synchronous gear are meshed and connected with each other.

7. The drive mechanism for a four-way shuttle according to claim 6, wherein: two output sprocket all is in synchronous gear box's homonymy and connect the relative lifting unit who sets up in two sets of jacking devices respectively.