CN216104341U

CN216104341U - Steering conveying mechanism

Info

Publication number: CN216104341U
Application number: CN202121624204.4U
Authority: CN
Inventors: 伍海明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-03-22
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a steering conveying mechanism, which relates to the technical field of automatic conveying equipment.A storage bin is placed on a transition column, a rotating mechanism drives a propelling mechanism to move downwards, rotate and ascend again, so that the conveying direction of the propelling mechanism is changed, and finally, the storage bin on the transition column is conveyed to another conveying channel through the propelling mechanism, so that the steering space of the storage bin is further reduced; on the other hand, when the micro switch is damaged, the PLC cannot receive signals of the micro switch, the rotating motor can continuously rotate towards the same direction, the limiting wheel is positioned in the vertical groove, the roller continuously rolls up and down along the convex peak along with the continuous rotation of the cam disc, the limiting wheel is only driven to move up and down along the vertical groove, and the rotating seat and the propelling mechanism are driven to continuously move up and down, so that other mechanical parts cannot be further damaged due to the damage of the micro switch, and the fault-tolerant function is realized.

Description

Steering conveying mechanism

Technical Field

The utility model relates to the technical field of automatic transportation equipment, in particular to a steering conveying mechanism.

Background

In various automatic transport equipment, in order to improve the transport efficiency and unify the size of a transport carrier, goods are generally put into a storage bin with a square bottom surface, and then the storage bin is directly transported; crossing when many transfer passage, and when need remove storing storehouse to another transfer passage from one of them transfer passage on, generally realize through the intersection design at many transfer passage turns to equipment, in prior art, turn to equipment and generally directly carry storing storehouse and turn to, the defect lies in storing storehouse when turning to, need consider for reserving space when turning to for four angles in storing storehouse, it is great to lead to required space that turns to, and this reserving space can directly lead to turning to equipment and transfer passage's distance than far away, be unfavorable for storing storehouse and another transfer passage's linking.

SUMMERY OF THE UTILITY MODEL

The utility model aims to further reduce the turning space of the storage bin and is beneficial to the connection between the storage bin and another transportation channel.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a steering conveying mechanism comprises a base, a rotating mechanism, a propelling mechanism and at least three transition columns, wherein the transition columns are fixedly arranged on the base in a surrounding manner;

the rotating mechanism comprises a cam disc, a rotating motor and a rotating seat, the upper end of the base is provided with a rotating groove, the rotating motor drives the cam disc to rotate in the rotating groove, the side wall of the rotating groove is provided with a horizontally arranged limiting groove, two ends of the limiting groove are both upwards communicated with a vertical groove, the lower end of the rotating seat is pivoted with a limiting wheel and a roller, and the limiting wheel is arranged in the limiting groove in a rolling manner; the upper end of the cam disc is provided with convex peaks around the periphery, the roller is matched with the convex peaks, and the propelling mechanism is fixedly arranged at the upper end of the rotating seat.

Furthermore, four transition columns are arranged and vertically and fixedly arranged on the base.

Furthermore, the propelling mechanism comprises a propelling motor, a driving wheel and a belt, the driving wheel is pivoted at the upper end of the rotary seat, the belt is arranged on the driving wheel, and the propelling motor drives the belt to rotate through the driving wheel.

The bottom end of the cam disc is provided with a mounting groove, the side wall of the mounting groove is provided with a trigger groove, the trigger groove is matched with the convex peak, the microswitch is fixed on the base, and a movable contact of the microswitch is matched with the trigger groove.

Further, still include photoelectric sensing ware, photoelectric sensing ware is fixed to be set up in the upper end of roating seat, and photoelectric sensing ware and PLC signal connection.

Furthermore, a cam shaft is fixed in the middle of the cam disc, a bearing is pivoted on the side wall of the rotating seat, and the bearing is arranged on the outer side wall of the cam shaft in a rolling mode.

Furthermore, the upper end of the rotating seat is also fixedly provided with a guide strip.

Furthermore, the device also comprises four groups of conveying mechanisms, wherein the four groups of conveying mechanisms form a cross shape and surround the periphery of the base in a circumferential array.

Further, the conveying mechanism comprises a conveying channel, a driving motor and a conveying belt, the upper end of the transition column is lower than the upper end of the conveying belt, and the driving motor drives the conveying belt to rotate in the conveying channel.

Furthermore, a guide plate is fixedly arranged in the conveying channel.

The utility model has the beneficial effects that: when the roller is positioned at the top end of the convex peak, the limiting wheel is also positioned at the upper end in the vertical groove, and the upper end surface of the propelling mechanism is positioned at the highest position; after the storage bin needing to be steered is conveyed to the upper end of the propelling mechanism, the rotating motor drives the cam disc to rotate, the roller rolls downwards from the top end of the convex peak, so that the rotating seat and the propelling mechanism integrally move downwards, and the storage bin falls on the upper end of the transition column; the roller rolls downwards from the top end of the convex peak to the bottom end of the convex peak, and meanwhile, the limiting wheel rolls into the limiting groove from the upper end of the vertical groove; with the continuous rotation of the cam disc, the roller starts to roll upwards along the adjacent second convex peak, but because the limiting wheel is limited in the limiting groove and the rotating seat cannot rise, the roller cannot roll upwards at the adjacent second convex peak and is pushed by the convex peak to translate, and meanwhile, the limiting wheel rolls along the limiting groove; until the limiting wheel rolls into another vertical groove, the limiting wheel rises along the vertical groove, the roller wheel continues to roll upwards along the adjacent second convex peak, so that the rotary seat and the propelling mechanism integrally move upwards until the roller wheel is positioned at the top end of the adjacent second convex peak, the limiting wheel is also positioned at the upper end of the vertical groove at the moment, the upper end surface of the propelling mechanism is positioned at the highest position, the propelling mechanism starts to work, the storage bin at the upper end of the transition column is jacked up and conveyed to another conveying channel, in conclusion, the utility model changes the conveying direction of the propelling mechanism by placing the storage bin on the transition column, driving the propelling mechanism to move downwards, rotate and rise again through the rotary mechanism, and finally conveying the storage bin positioned on the transition column to another conveying channel through the propelling mechanism, thereby changing the conveying channel of the storage bin, compared with the traditional technology, the storage bin does not need to be carried for steering, thereby further reducing the space that turns to of storing storehouse, doing benefit to the linking of storing storehouse and another transfer passage more.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic view of the storage compartment and transfer mechanism of the present invention;

FIG. 4 is a schematic view of the bottom of the storage compartment of the present invention;

FIG. 5 is a schematic view of the base, rotary mechanism and propulsion mechanism of the present invention;

FIG. 6 is a schematic view of the base and swivel of the present invention;

FIG. 7 is a schematic view of the bottom construction of a cam plate of the present invention;

FIG. 8 is a schematic view of the base, rotary mechanism and propulsion mechanism of the present invention;

FIG. 9 is a schematic view of the structure of the rotary base of the present invention;

FIG. 10 is a schematic illustration of the construction of a cam plate of the present invention;

FIG. 11 is a schematic view of the spacing wheel of the present invention in a vertical slot;

FIG. 12 is a schematic view of the spacing wheel of the present invention positioned in the spacing groove;

the reference signs are:

a base 1, a limiting groove 11, a vertical groove 12,

a rotating mechanism 2, a cam plate 21, a convex peak 211, a cam shaft 212, a trigger groove 213, a rotating motor 22, a rotating base 23, a limiting wheel 231, a roller 232, a bearing 233, a guide strip 234,

a propelling mechanism 3, a propelling motor 31, a driving wheel 32, a belt 33,

a transition column 4, a microswitch 5, a photoelectric sensor 6,

a storage bin 7, an induction column 71, a guide groove 72,

a conveying mechanism 8, a conveying channel 81, a conveying belt 82 and a guide plate 83.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

The steering conveying mechanism shown in fig. 1 to 12 comprises a base 1, a rotating mechanism 2, a propelling mechanism 3, a transition column 4, a PLC, a microswitch 5, a photoelectric sensor 6, a storage bin 7 and a conveying mechanism 8.

Four transition columns 4 are arranged on the base 1 in a surrounding and vertical fixed mode, the upper ends of the transition columns 4 are slightly lower than the upper end face of the conveyor belt 82, positioning grooves are formed in the upper ends of the transition columns 4, the upper ends of the positioning grooves are in a horn mouth shape, positioning protrusions are arranged at the bottom of the storage bin 7, and when the storage bin 7 is conveyed to the transition columns 4, the positioning protrusions are just clamped into the positioning grooves, so that the storage bin 7 is accurately positioned; on the other hand, the upper end surface of the transition column 4 is set to be slightly lower than the upper end surface of the conveyor belt 82, so that the pushing mechanism 3 is facilitated to jack up the storage bin 7 upwards, the positioning protrusion leaves the positioning groove, and transmission and transportation of the storage bin 7 are facilitated.

The rotating mechanism 2 comprises a cam disc 21, a rotating motor 22 and a rotating seat 23, the rotating motor 22 is in signal connection with the PLC, a rotating groove is formed in the upper end of the base 1, the rotating motor 22 drives the cam disc 21 to rotate in the rotating groove, a horizontally arranged limiting groove 11 is formed in the side wall of the rotating groove, two ends of the limiting groove 11 are both upwards communicated with a vertical groove 12, a limiting wheel 231 and a roller 232 are pivoted to the lower end of the rotating seat 23, and the limiting wheel 231 is arranged in the limiting groove 11 in a rolling mode; the upper end of the cam disc 21 is provided with four convex peaks 211 around the periphery, the four convex peaks 211 are arranged in a circumferential array, the roller 232 is matched with the convex peaks 211, the roller 232 rolls along the convex peaks 211, and the propelling mechanism 3 is fixedly arranged at the upper end of the rotating base 23.

The cam shaft 212 is fixed in the middle of the cam plate 21, the bearings 233 are pivoted on the side walls of the rotating base 23, the bearings 233 are arranged on the outer side wall of the cam shaft 212 in a rolling manner, four bearings 233 are arranged on the outer side wall of the cam shaft 212 in a circumferential array, and the bearings 233 roll along the outer side wall of the cam shaft 212 when the cam plate 21 rotates, so that the cam plate 21 is more stable in rotation.

In this embodiment, two ends of the limiting groove 11 form two vertical lines with the central axis of the cam disc 21, and the included angle between the two vertical lines is ninety degrees;

in the process that the roller 232 rolls from the top end of the convex peak 211 to the bottom end of the convex peak 211 and in the process that the roller 232 rolls from the bottom end of the convex peak 211 to the top end of the convex peak 211, the limiting wheel 231 moves up and down in the vertical groove 12, so that the rotating base 23 is driven to move up and down; in the process that the convex peak 211 pushes the roller 232 to move horizontally, the limiting wheel 231 synchronously rolls in the limiting groove 11, and at the moment, the roller 232 moves horizontally to drive the rotating seat 23 to synchronously rotate;

during the process that the roller 232 rolls from the top end of the peak 211 to the bottom end of the peak 211, the cam disc 21 rotates forty-five degrees; the cam disc 21 rotates forty-five degrees in the process that the roller 232 rolls from the bottom end of the convex peak 211 to the top end of the convex peak 211; when the convex peak 211 pushes the roller 232 to translate, the limiting wheel 231 synchronously rolls from one end of the limiting groove 11 to the other end, and the cam disc 21 rotates ninety degrees in the process; therefore, when the cam disc 21 rotates one hundred eighty degrees, the rotating base 23 correspondingly rotates ninety degrees, and the pushing mechanism 3 on the rotating base 23 correspondingly rotates ninety degrees; thereby effecting a ninety degree turn of the propulsion mechanism 3.

When the roller 232 is located at the top end of the peak 211, the limiting wheel 231 is also located at the upper end of the vertical slot 12, and the upper end surface of the pushing mechanism 3 is flush with the upper end of the conveyor belt 82.

The propelling mechanism 3 comprises a propelling motor 31, a transmission wheel 32 and a belt 33, the propelling motor 31 is in signal connection with the PLC, the transmission wheel 32 is pivoted at the upper end of the rotary seat 23, the belt 33 is arranged on the transmission wheel 32, and the propelling motor 31 drives the belt 33 to rotate through the transmission wheel 32.

The bottom end of the cam disc 21 is provided with a mounting groove, the side wall of the mounting groove is provided with a trigger groove 213, the trigger groove 213 is matched with the convex peak 211, the micro switch 5 is connected with a PLC signal, the micro switch 5 is fixed on the base 1, and the movable contact of the micro switch 5 is matched with the trigger groove 213; when the moving contact of the microswitch 5 falls into the trigger groove 213, the roller 232 is positioned at the top end of the convex peak 211, the limiting wheel 231 is also positioned at the upper end in the vertical groove 12, and at the moment, the upper end surface of the pushing mechanism 3 is flush with the upper end of the conveyor belt 82;

the number of the trigger grooves 213 is two, the two trigger grooves 213 are arranged on the side wall of the mounting groove in a circumferential array, when the cam disc 21 rotates by one hundred eighty degrees, the movable contact of the micro switch 5 falls into the mounting groove once, and at the moment, a signal is sent to the PLC, so that the PLC knows the positions of the roller 232, the limiting wheel 231 and the pushing mechanism 3 at the moment; and because the cam disc 21 rotates one hundred eighty degrees every time, the rotating base 23 correspondingly rotates ninety degrees, so that the PLC sends a signal of forward rotation or reverse rotation to the rotating motor 22 and the propelling motor 31 respectively as required when receiving a signal transmitted by the micro switch 5 every time, namely the rotating base 23 rotates ninety degrees.

When the micro switch 5 is damaged and does not work, the PLC cannot receive a signal of the micro switch 5, so that the rotating motor 22 and the propulsion motor 31 cannot be judged to rotate forward or backward, at this time, the rotating motor 22 continuously rotates in the same direction, at this time, the limiting wheel 231 is positioned in the vertical groove 12, the roller 232 continuously rolls up and down along the convex peak 211, and the limiting wheel 231 only moves up and down along the vertical groove 12 to drive the rotating base 23 and the propulsion mechanism 3 to continuously move up and down, so that other mechanical parts cannot be further damaged due to the damage of the micro switch 5, and the fault-tolerant function is realized.

The fixed upper end that sets up at roating seat 23 of photoelectric sensing ware 6, and photoelectric sensing ware 6 and PLC signal connection, storing storehouse 7 has a plurality of, is fixed with the response post 71 in the bottom of storing storehouse 7, and every arrival in storing storehouse 7 reaches the upper end of advancing mechanism 3, and photoelectric sensing ware 6 then senses the response post 71 once to with sensing signal transmission to PLC, know storing storehouse 7 through PLC and put in place.

The upper end of roating seat 23 still fixedly is provided with gib block 234, has seted up the guide way 72 at the lower extreme of storing storehouse 7, and when storing storehouse 7 was located advancing mechanism 3, the gib block 234 just in time blocked in the guide way 72, kept the stability of storing storehouse 7, slided along gib block 234 through the guide way 72 when storing storehouse 7, made storing storehouse 7 steady movement.

Conveying mechanism 8 has four groups, four groups of conveying mechanism 8 form the cross, and be the circumference array and enclose around base 1, conveying mechanism 8 includes transfer passage 81, driving motor and conveyer belt 82, driving motor drive conveyer belt 82 rotates in transfer passage 81, still fixed deflector 83 that is provided with in transfer passage 81, deflector 83 mutually supports with guide way 72 of storing storehouse 7 lower extreme, storing storehouse 7 slides along deflector 83 through guide way 72, makes storing storehouse 7 steady movement.

The working principle of the utility model is as follows:

1. when the roller 232 is located at the top end of the convex peak 211, the limiting wheel 231 is also located at the upper end of the vertical groove 12, and at this time, the upper end surface of the pushing mechanism 3 is flush with the upper end of the conveyor belt 82;

2. after the storage bin 7 needing to be turned is conveyed to the upper end of the pushing mechanism 3, the rotating motor 22 drives the cam disc 21 to rotate, the roller 232 rolls downwards from the top end of the convex peak 211, so that the rotating seat 23 and the pushing mechanism 3 integrally move downwards, and the storage bin 7 falls on the upper end of the transition column 4;

3. after the cam disc 21 rotates forty-five degrees, the roller 232 rolls from the top end of the convex peak 211 to the bottom end of the convex peak 211, and the limiting wheel 231 rolls from the upper end of the vertical groove 12 to the limiting groove 11; with the continuous rotation of the cam disc 21, the roller 232 starts to roll upward along the adjacent second convex peak 211, but since the limiting wheel 231 is limited in the horizontal limiting groove 11 and the rotary base 23 cannot rise, the roller 232 cannot roll upward at the adjacent second convex peak 211, but is pushed by the convex peak 211 to translate, and meanwhile, the roller 232 drives the rotary base 23 to rotate, and at this time, the limiting wheel 231 rolls along the limiting groove 11;

4. after the cam plate 21 rotates ninety degrees, the limiting wheel 231 rolls into another vertical slot 12, the roller 232 starts to roll upwards along the adjacent second bump 211, the limiting wheel 231 ascends along the vertical slot 12, so that the rotary base 23 and the advancing mechanism 3 move upwards as a whole, until after the cam disc 21 has continued to rotate forty-five degrees, the roller 232 is located at the top end of the adjacent second convex peak 211, and the limiting wheel 231 is also located at the upper end of the vertical groove 12, the upper end surface of the propelling mechanism 3 is flush with the upper end of the conveyor belt 82, at this time, the cam disc 21 rotates by one hundred eighty degrees altogether, and the rotary base 23 and the propelling mechanism 3 rotate by ninety degrees simultaneously, therefore, the ninety-degree steering of the pushing mechanism 3 is realized, after the steering is finished, the pushing mechanism 3 starts to work, the storage bin 7 in the steering area is conveyed to the other conveying channel, and the steering conveying of the storage bin 7 is realized;

5. similarly, the rotating motor 22 drives the cam disc 21 to rotate reversely by one hundred eighty degrees, that is, the pushing mechanism 3 can rotate reversely by ninety degrees again, so that the storage bin 7 can be transported in a reverse direction.

The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification of the above embodiments according to the technical spirit of the present invention are still within the technical scope of the present invention.

Claims

1. A steering conveying mechanism is characterized in that: the device comprises a base, a rotating mechanism, a propelling mechanism and at least three transition columns, wherein the transition columns are fixedly arranged on the base in a surrounding manner;

2. A steering delivery mechanism according to claim 1, wherein: four transition columns are arranged and vertically and fixedly arranged on the base.

3. A steering delivery mechanism according to claim 1, wherein: the propelling mechanism comprises a propelling motor, a driving wheel and a belt, the driving wheel is pivoted at the upper end of the rotary seat, the belt is arranged on the driving wheel, and the propelling motor drives the belt to rotate through the driving wheel.

4. A steering delivery mechanism according to claim 1, wherein: the cam disc is characterized by further comprising a PLC and a microswitch connected with the PLC in a signal mode, a mounting groove is formed in the bottom end of the cam disc, a trigger groove is formed in the side wall of the mounting groove and matched with the convex peak, the microswitch is fixed on the base, and a moving contact of the microswitch is matched with the trigger groove.

5. A steering delivery mechanism according to claim 4, wherein: still include photoelectric sensing ware, photoelectric sensing ware is fixed to be set up in the upper end of roating seat, and photoelectric sensing ware and PLC signal connection.

6. A steering delivery mechanism according to claim 1, wherein: the middle part of the cam disc is fixed with a cam shaft, the side wall of the rotating seat is pivoted with a bearing, and the bearing is arranged on the outer side wall of the cam shaft in a rolling mode.

7. A steering delivery mechanism according to claim 1, wherein: the upper end of the rotating seat is also fixedly provided with a guide strip.

8. A steering transportation mechanism according to any one of claims 1 to 7, wherein: the device also comprises four groups of conveying mechanisms, wherein the four groups of conveying mechanisms form a cross shape and surround the periphery of the base in a circumferential array.

9. The steering conveying mechanism according to claim 8, wherein: the conveying mechanism comprises a conveying channel, a driving motor and a conveying belt, the upper end of the transition column is lower than the upper end of the conveying belt, and the driving motor drives the conveying belt to rotate in the conveying channel.

10. A steering delivery mechanism according to claim 9, wherein: and a guide plate is fixedly arranged in the conveying channel.