CN210527536U

CN210527536U - Rotary jacking device for warehouse logistics robot

Info

Publication number: CN210527536U
Application number: CN201921375696.0U
Authority: CN
Inventors: 杨开泉; 杨开新; 柳枝成
Original assignee: Fujian Beiteli Information Technology Co Ltd
Current assignee: Fujian Beiteli Information Technology Co Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-05-15
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a rotary jacking device used on a storage logistics robot, which mainly comprises a fixed bottom plate, a lifting top plate, a roller arranged at the bottom of the fixed bottom plate, a scissor lifting frame arranged between the fixed bottom plate and the lifting top plate and a rotary disk arranged at the top of the lifting top plate, wherein the top center of the lifting top plate is fixedly provided with a step fixed shaft, the upper end of the step fixed shaft penetrates through the rotary disk and is rotationally connected with the rotary disk through an axial buffer mechanism, the bottom of the rotary disk is fixedly provided with an annular groove rail, the top of the fixed bottom plate is circumferentially arranged with a plurality of ball bearing mechanisms by taking the central axis of the step fixed shaft as the circle center, the tops of the ball bearing mechanisms are butted and matched with the bottom chutes of the annular groove rail, the utility model provides a rotary jacking device used on the storage logistics robot, the phenomena of noise and looseness caused by abrasion due to long-term axial stress can be avoided.

Description

Rotary jacking device for warehouse logistics robot

Technical Field

The utility model relates to a storage logistics robot technical field specifically is a rotatory jacking device for on storage logistics robot.

Background

Along with the rapid development of intelligent storage logistics, manual sorting and carrying are adopted in traditional storage, but the manual efficiency is too low, and the needs of quick sorting and quick carrying cannot be met. Many warehouse transfer robots have thus appeared. However, the existing warehousing and carrying robot has high running speed, the goods toppling phenomenon is easy to occur in the turning or high-speed advancing process, and the jacking rotary platform of the existing warehousing and carrying robot is usually driven by a screw rod or a hydraulic drive or a screw rod, so that the structure is very complex and the size is very large.

Like "a warehouse transfer robot's lift rotary device and warehouse transfer robot" that patent application number is CN201721850730.6, the tray in the device passes through the bearing and is connected with the lifter plate rotation and realize the rotation function, and during the actual work load, the tray bearing capacity direct conduction is to the bearing on, and over time, the mechanical wear volume that causes between outer lane and steel ball or the roller in the bearing is bigger and bigger, and then noise and not hard up phenomenon appear easily.

Based on this, the utility model designs a rotatory jacking device for on storage logistics robot to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory jacking device for on storage logistics robot to solve above-mentioned technical problem.

In order to realize the purpose, the utility model provides the following technical scheme: the utility model provides a rotatory jacking device for storage logistics robot is last, mainly include PMKD, lift roof, set up in the gyro wheel of PMKD bottom, set up in cut fork crane between PMKD and the lift roof and set up in the rotary disk at lift roof top, the top center department of lift roof has set firmly the step fixed axle, the upper end of step fixed axle is run through the rotary disk to keep rotating rather than rotating through axial buffer gear and being connected, the bottom of rotary disk set firmly the centre of a circle with the annular groove rail of the axis looks coincidence of step fixed axle, PMKD's top with the axis of step fixed axle is provided with a plurality of ball bearing mechanisms for centre of a circle circumference array distribution, the top of ball bearing mechanism with the bottom spout butt cooperation of annular groove rail.

Preferably, the axial buffer mechanism mainly comprises a ball bearing, a butt sleeve and a buffer disc spring which are sleeved on the outer wall of the step fixing shaft from bottom to top, the bottom and the top of an inner ring of the ball bearing are respectively abutted with the step surface of the step fixing shaft and the bottom end surface of the butt sleeve, the top surface of the buffer disc spring is abutted with the step surface of a lower step hole formed in the bottom of the rotating disc, an upper step hole communicated with the lower step hole is formed in the top surface of the rotating disc, and the top end of the step fixing shaft is an external thread end and penetrates through the inner cavity of the upper step hole to be fixed through a locknut in a locking mode.

Preferably, the top of the upper stepped hole is provided with an end cover plate which is parallel to the top surface of the rotating disc, and the circumference of the end cover plate is connected with the top of the rotating disc through a sunk screw in an installing manner.

Preferably, the ball bearing mechanism comprises a ball fixing seat, a ball end cover and a ball body, the ball body is movably embedded in the ball fixing seat and is locked and fixed through countersunk screws distributed in the circumferential direction in cooperation with the ball end cover, and a lubricating nozzle communicated with an inner cavity of the ball fixing seat is arranged on one side wall of the ball fixing seat.

Preferably, an outer gear sleeve is arranged at the bottom of the rotating disc, the outer gear sleeve is coaxial with the step fixing shaft and is arranged on the outer side of the step fixing shaft in a sleeved mode at intervals, a speed reduction driving motor is installed at the bottom of the lifting top plate, a top power output end of the speed reduction driving motor penetrates through the lifting top plate and is sleeved with a driving gear, and the driving gear is in meshing transmission with the outer gear sleeve.

Preferably, an annular dust hood is arranged between the lifting top plate and the rotating disc, and the upper end of the annular dust hood is connected with the bottom surface of the rotating disc.

Compared with the prior art, utility model's beneficial effect does:

the utility model discloses a top center department at the lift roof sets firmly the step fixed axle, the step fixed axle keeps rotating with the rotary disk through axial buffer gear and is connected, play independent radial limiting displacement, in addition, the bottom of rotary disk has set firmly the annular groove rail of the axis coincidence of centre of a circle and step fixed axle mutually, PMKD's top circumference array distributes and is provided with ball bearing mechanism, ball bearing mechanism's top and the bottom spout butt cooperation of annular groove rail, play the bearing effect, so, the rotary disk is in the real work, the weight that bears passes through annular groove rail and the downward conduction of ball bearing mechanism butt cooperation, and the epaxial ball bearing of step fixed axle only plays radial limiting displacement, thereby can avoid appearing wearing and tearing because of long-term axial atress and lead to noise and not hard up phenomenon.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the rotating disc and the lifting top plate of the present invention;

FIG. 3 is a schematic view of the structure of part A in FIG. 3;

fig. 4 is a schematic structural view of the ball bearing mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-fixed bottom plate, 2-lifting top plate, 3-rolling wheel, 4-scissor lifting frame, 5-rotating disk, 6-step fixed shaft, 7-axial buffer mechanism, 71-ball bearing, 72-abutting sleeve, 73-buffer disc spring, 8-annular groove rail, 9-ball bearing mechanism, 91-ball fixing seat, 92-ball end cover, 93-ball body, 94-lubricating nozzle, 10-lower step hole, 11-upper step hole, 12-locknut, 13-end cover plate, 14-external tooth sleeve, 15-speed reduction driving motor, 16-driving gear and 17-annular dust isolation cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a technical solution: the utility model provides a rotatory jacking device for on storage logistics robot, it is main including PMKD 1, lift roof 2, set up in the gyro wheel 3 of PMKD 1 bottom, set up scissors fork crane 4 between PMKD 1 and lift roof 2 and set up in the rotary disk 5 at 2 tops of lift roof, the top center department of lift roof 2 has set firmly step fixed axle 6, rotary disk 5 is run through to the upper end of step fixed axle 6, and keep rotating rather than rotating through axial buffer gear 7 and be connected, the bottom of rotary disk 5 has set firmly the annular groove rail 8 of the axis looks coincidence of centre of a circle and step fixed axle 6, PMKD 1's top uses the axis of step fixed axle 6 to be provided with a plurality of ball bearing mechanism 9 as centre of a circle circumference array distribution, the top of ball bearing mechanism 9 cooperates with the bottom spout butt of annular groove rail 8.

Wherein, the axial buffer mechanism 7 mainly comprises a ball bearing 71, an abutting sleeve 72 and a buffer disc spring 73 which are sleeved on the outer wall of the step fixing shaft 6 from bottom to top, the bottom and the top of an inner ring of the ball bearing 71 are respectively abutted with the step surface of the step fixing shaft 6 and the bottom end surface of the abutting sleeve 72, the top surface of the buffer disc spring 73 is abutted with the step surface of a lower step hole 10 arranged at the bottom of the rotating disc 5, the top surface of the rotating disc 5 is provided with an upper step hole 11 communicated with the lower step hole 10, the top end of the step fixing shaft 6 is an external thread end and is locked and fixed by a locknut 12 after penetrating through the inner cavity of the upper step hole 11, the top of the upper step hole 11 is provided with an end cover plate 13 which is flush with the top surface of the rotating disc 5, the circumference of the end cover plate 13 is connected with the top of the rotating disc 5 by a, ball body 93 activity inlays and locates in ball fixing base 91, and the countersunk screw locking that distributes through ball end cover 92 cooperation circumference is fixed, a lateral wall of ball fixing base 91 is provided with the lubricated mouth 94 that is linked together rather than the inner chamber, the bottom of rotary disk 5 is provided with external tooth sleeve 14, external tooth sleeve 14 locates the step fixed axle 6 outside with step fixed axle 6 is coaxial and the spacer sleeve, speed reduction driving motor 15 is installed to the bottom of lift roof 2, speed reduction driving motor 15's top power take off end runs through lift roof 2 and has cup jointed drive gear 16, drive gear 16 and external tooth sleeve 14 meshing transmission, be provided with annular dust hood 17 between lift roof 2 and the rotary disk 5, annular dust hood 17 upper end is connected with rotary disk 5 bottom surface.

One specific application of this embodiment is:

the utility model discloses a set firmly step fixed axle 6 in the top center department of lift roof 2, step fixed axle 6 keeps rotating with rotary disk 5 through axial buffer gear 7 and is connected, plays independent radial spacing effect, specifically, because, the inner circle of ball bearing 71 cup joints with step fixed axle 6 and cooperates, and the outer lane of ball bearing 71 cup joints with lower step hole 10 inner wall and cooperates, when rotary disk 5 rotates, can ensure that it rotates around the central axis of step fixed axle 6, and radial rocking can not appear;

in addition, the bottom of the rotating disk 5 is fixedly provided with an annular groove rail 8 the circle center of which coincides with the central axis of the step fixing shaft 6, the top of the fixing bottom plate 1 is circumferentially provided with ball bearing mechanisms 9 in an array manner, the top of each ball bearing mechanism 9 is in butt fit with a bottom sliding groove of the annular groove rail 8 to play a bearing role, when the top of the rotating disk 5 bears a heavy object, the buffering disk springs 73 are pressed, can be compressed and yield, so that the gravity is prevented from being transmitted to the ball bearings 71 at the bottom, and the gravity is transmitted to the lifting top plate 2 through the annular groove rail 8 to the ball bearing mechanisms 9;

thus, in the actual work of the rotating disk 5, the borne weight is downward transmitted through the abutting fit of the annular groove rail 8 and the ball bearing mechanism 9, and the ball bearing 71 on the step fixing shaft 6 only plays a role in radial limiting, so that the phenomena of noise and looseness caused by abrasion due to long-term axial stress can be avoided.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotatory jacking device for storage logistics robot is last, mainly includes PMKD (1), lift roof (2), set up in gyro wheel (3) of PMKD (1) bottom, set up in cut fork crane (4) between PMKD (1) and lift roof (2) and set up in rotary disk (5) at lift roof (2) top, its characterized in that: step fixed axle (6) has set firmly in the top center department of lift roof (2), the upper end of step fixed axle (6) runs through rotary disk (5) to keep rotating rather than keeping rotating through axial buffer gear (7) and being connected, the bottom of rotary disk (5) set firmly the centre of a circle with annular groove rail (8) that the axis of step fixed axle (6) coincides mutually, the top of PMKD (1) with the axis of step fixed axle (6) is provided with a plurality of ball bearing mechanism (9) for centre of a circle circumference array distribution, the top of ball bearing mechanism (9) with the bottom spout butt cooperation of annular groove rail (8).

2. The rotary jacking device for the warehouse logistics robot as claimed in claim 1, wherein: axial buffer gear (7) mainly include from bottom to top the cover locate ball bearing (71), butt sleeve (72) and buffering dish spring (73) of step fixed axle (6) outer wall, the inner circle bottom and the top of ball bearing (71) respectively with the step face of step fixed axle (6) and the bottom face looks butt of butt sleeve (72), the top surface of buffering dish spring (73) with lower step hole (10) step face looks butt that rotary disk (5) bottom was seted up, the top surface of rotary disk (5) seted up with last step hole (11) of lower step hole (10) intercommunication, the top of step fixed axle (6) is the external screw thread end, runs through to go up behind step hole (11) inner chamber and fix through lock nut (12) locking.

3. The rotary jacking device for the warehouse logistics robot as claimed in claim 2, wherein: and an end cover plate (13) which is parallel and level to the top surface of the rotating disk (5) is arranged at the top of the upper step hole (11), and the circumference of the end cover plate (13) is connected with the top of the rotating disk (5) in an installing manner through a sunk screw.

4. The rotary jacking device for the warehouse logistics robot as claimed in claim 1, wherein: ball bearing mechanism (9) include ball fixing base (91), ball end cover (92) and ball body (93), ball body (93) activity inlays to be located in ball fixing base (91), and pass through ball end cover (92) cooperation circumference distributes countersunk screw locking is fixed, a lateral wall of ball fixing base (91) is provided with lubricated mouth (94) that is linked together rather than the inner chamber.

5. The rotary jacking device for the warehouse logistics robot as claimed in claim 1, wherein: the bottom of rotary disk (5) is provided with external tooth sleeve (14), external tooth sleeve (14) with step fixed axle (6) are coaxial and the interval cover is located step fixed axle (6) outside, gear drive motor (15) are installed to the bottom of lift roof (2), the top power take off end of gear drive motor (15) runs through lift roof (2) and cup jointed drive gear (16), drive gear (16) with external tooth sleeve (14) meshing transmission.

6. The rotary jacking device for the warehouse logistics robot as claimed in claim 1, wherein: an annular dust-isolating cover (17) is arranged between the lifting top plate (2) and the rotating disk (5), and the upper end of the annular dust-isolating cover (17) is connected with the bottom surface of the rotating disk (5).