CN212150646U

CN212150646U - Tray recovery device

Info

Publication number: CN212150646U
Application number: CN201922480278.4U
Authority: CN
Inventors: 谭忠元; 彭利平
Original assignee: Wuxi Laiduoxin Technology Co ltd
Current assignee: Wuxi Laiduoxin Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-15
Anticipated expiration: 2029-12-31

Abstract

A tray recovery device, which can realize the automatic recovery of trays in an air conditioner assembly line, does not need manual carrying, saves time and labor, can improve the production efficiency, the device comprises a conveying track, at least two processing procedures are arranged along the conveying track, a lifting structure is respectively arranged at the inlet end and the outlet end of the conveying track, a lifting mechanism comprises a lifting disc and a driving device for driving the lifting disc, the conveying track comprises an upper conveying track and a lower conveying track arranged right below the upper conveying track, an upper roller is arranged on the upper conveying track, a lower roller is arranged on the lower conveying track, the rolling direction of the upper roller is opposite to that of the lower roller, a chain wheel is arranged on the lifting disc, when the lifting disc in the lifting mechanism is lifted, the end surface of the lifting disc corresponds to the outlet end of the upper conveying track, when the lifting disc in the lifting mechanism descends, the end face of the lifting disc corresponds to the inlet end of the lower conveying track.

Description

Tray recovery device

Technical Field

The utility model relates to an air conditioner assembly line technical field specifically is a tray recovery unit.

Background

In the production and assembly process of an air conditioner and a heat exchanger, a conveying rail is usually adopted to connect all processes in the assembly of the air conditioner so as to realize the transfer of the air conditioner in all processes in the assembly process, the conveying operation of an air conditioner assembly part is mainly realized by the conveying rail and a tray placed on the conveying rail, when in assembly, the tray is firstly placed on the conveying rail, then the air conditioner assembly part is placed on the tray, the tray drives the air conditioner assembly part to move along the conveying rail, after the production and assembly of air conditioning equipment are finished, the finished air conditioner product is transferred to a warehouse and is recycled to the initial position of an assembly line for the next round of utilization, but in the prior art, the recycling work of the tray is mainly realized manually, the tray after the finished air conditioner product is transferred is manually moved to the initial position of the assembly line, and the mode of manually carrying the tray not only occupies human resources but, seriously affecting the production efficiency.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a tray recovery unit, its automation that can realize tray among the air conditioner assembly line is retrieved, need not artifical manual transport, and labour saving and time saving can improve production efficiency.

A tray recovery device comprises a conveying track, at least two processing procedures are arranged along the conveying track, it is characterized in that the inlet end and the outlet end of the conveying track are respectively provided with a lifting mechanism, the lifting mechanism comprises a lifting disc and a driving device used for driving the lifting disc, the conveying track comprises an upper conveying track and a lower conveying track arranged right below the upper conveying track, the upper conveying track is provided with an upper roller, the lower conveying track is provided with a lower roller, the rolling direction of the upper roller is opposite to that of the lower roller, the lifting disc is provided with a chain wheel, when the lifting disc in the lifting mechanism is lifted, the end surface of the lifting disc corresponds to the outlet end of the upper conveying track, when a lifting disc in the lifting mechanism descends, the end face of the lifting disc corresponds to the inlet end of the lower conveying track.

It is further characterized in that the method further comprises the steps of,

the upper rollers comprise two rows, the two rows of upper rollers are distributed on two sides of the upper conveying track in parallel, the two rows of lower rollers comprise two rows, and the two rows of lower rollers are distributed on two sides of the lower conveying track in parallel;

when the lifting disc descends, a first gap is formed between the chain wheel and the lower idler wheels, when the lifting disc ascends, a second gap is formed between the chain wheel and the upper idler wheels, the lengths of the first gap and the second gap are both smaller than the length of the tray, and the width of the tray is respectively larger than the width between two rows of upper idler wheels and the width between two rows of lower idler wheels;

the lifting mechanism comprises a guide support, the guide support comprises four guide rods which are arranged in a rectangular shape, guide holes corresponding to the guide rods are respectively formed in two sides of the lifting disc, the guide holes are sleeved on the outer surfaces of the guide rods in a sliding mode, the lifting disc can slide up and down along the guide rods under the driving action of the driving device, and the lifting disc is connected with the driving device through a transmission mechanism;

the transmission mechanism is in chain transmission.

By adopting the structure of the utility model, the following beneficial effects can be achieved, when the lifting disc in the lifting mechanism is lifted, the rolling direction of the chain wheel on the lifting disc is consistent with the rolling direction of the upper roller, and when the lifting disc in the lifting mechanism is lowered, the rolling direction of the chain wheel on the lifting disc is consistent with the rolling direction of the lower roller; the tray is placed on the upper conveying rail, the upper roller on the upper conveying rail drives the tray to move to the lifting disc of the lifting mechanism, the chain wheel stops rotating, the driving device drives the lifting disc to descend to a position corresponding to the inlet end of the lower conveying rail, the chain wheel rotates in the reverse direction, the chain wheel drives the tray to move to the lower conveying rail, and the tray is driven to return to the initial end of the conveying rail under the rolling action of the lower roller, so that the automatic recovery operation of the tray is realized.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the present invention viewed from above.

Detailed Description

Referring to fig. 1 and 2, a tray recycling device includes a conveying track 1, at least two processing steps are provided along the conveying track 1, and two processing steps are provided in this embodiment: the processing method comprises a first processing procedure and a second processing procedure, wherein the positions corresponding to the processing procedures are respectively provided with a movable limiting plate 2, the parts, corresponding to the limiting plates 2, on the conveying track 1 are respectively provided with a through hole 3, the limiting plates 2 are lifted under the driving action of an air cylinder, the positions, adjacent to the limiting plates 2, on the conveying track 2 are respectively provided with a photoelectric sensor 4, namely a photoelectric sensor I41 and a photoelectric sensor II 42, and the conveying track terminal is provided with a photoelectric sensor III 43; the inlet end and the outlet end of the conveying track 1 are respectively provided with a lifting mechanism 5, namely an initial end lifting mechanism 51 and a terminal lifting mechanism 52, the lifting mechanism 5 comprises a lifting disc 53 and a driving device 54 for driving the lifting disc 53, the conveying track 1 comprises an upper conveying track 11 and a lower conveying track 12 arranged right below the upper conveying track 11, the upper conveying track 11 is provided with an upper roller 13, the lower conveying track 12 is provided with a lower roller, the rolling direction of the upper roller 13 is opposite to that of the lower roller, the lifting disc 53 is provided with a chain wheel 55, when the lifting disc 53 in the lifting mechanism 5 is lifted, the end surface of the lifting disc 53 corresponds to the outlet end of the upper conveying track, and when the lifting disc 53 in the lifting mechanism 5 is lowered, the end surface of the lifting disc 53 corresponds to the inlet end of the lower conveying track 12;

the upper rollers 13 comprise two rows, the two rows of upper rollers 13 are distributed on two sides of the upper conveying track 11 in parallel, the two rows of lower rollers comprise two rows, and the two rows of lower rollers are distributed on two sides of the lower conveying track 12 in parallel;

when the lifting disc 53 descends, a first gap is formed between the chain wheel 55 and the lower idler wheels, when the lifting disc 53 ascends, a second gap is formed between the chain wheel 55 and the upper idler wheels 13, the lengths of the first gap and the second gap are both smaller than the length of the tray 6, and the width of the tray 6 is respectively larger than the width between two rows of upper idler wheels 13 and the width between two rows of lower idler wheels;

the lifting mechanism 5 comprises a guide support, the guide support comprises four guide rods 511 which are arranged in a rectangular shape, two sides of the lifting disc 53 are respectively provided with guide holes 512 corresponding to the guide rods 511, the guide holes 512 are sleeved on the outer surfaces of the guide rods 511 in a sliding mode, the lifting disc 53 is driven by a driving device to slide up and down along the guide rods 511, the lifting disc 53 is connected with the driving device through a transmission mechanism 513, and the transmission mechanism 513 is in chain transmission;

the upper roller 13 is driven by a first motor, the lower roller is driven by a second motor, the chain wheel 55 is driven by a third motor, and the first motor, the second motor, the third motor, the cylinder, the first photoelectric sensor 41, the second photoelectric sensor 42 and the third photoelectric sensor 43 are all connected with a controller.

The method comprises the following specific recovery steps: (1) the method comprises the following steps of placing a tray 6 on an upper conveying rail 11, placing the air conditioning equipment to be assembled on the tray 6, driving an upper roller 13 on the upper conveying rail 11 to rotate through a first motor, and driving the tray 6 to move forwards through the upper roller; (2) when the tray and the air conditioner at the upper end of the tray are close to a first machining procedure, the first photoelectric sensor 41 is triggered, the first photoelectric sensor 41 sends a signal to the controller, the controller controls a piston rod of the air cylinder to extend out, the movable limiting plate 2 fixedly connected with the piston rod is driven to extend out, the tray 6 is blocked at the position of the first machining procedure to be assembled, meanwhile, the controller controls the first motor to stop, the first motor drives the upper roller 13 to stop, and the next machining procedure is started after the assembly is finished; (3) an operator presses a start button, a controller controls a first motor to start, an upper roller 13 is driven to drive a tray 6 to a second machining process to carry out assembly operation, when an air conditioner at the upper end of the tray is close to the second machining process, a second photoelectric sensor 42 is triggered, the first photoelectric sensor 42 sends a signal to the controller, the controller controls a piston rod of a cylinder to extend out, a moving limiting plate 2 fixedly connected with the piston rod is driven to extend out, the tray 6 is blocked at the position of the second machining process to carry out assembly operation on the tray, meanwhile, the first motor is controlled to stop, the first motor drives the upper roller 13 to stop, and the next machining process is carried out after assembly is completed; (4) an operator presses a start button, the controller controls the first motor to start, the upper roller 13 is driven to drive the tray 6 to move towards the outlet end of the upper conveying track 11, the photoelectric sensor 43 is triggered, the photoelectric sensor 43 sends a signal to the controller, the controller controls the fourth motor to start, the lifting disc 53 is driven to ascend to a position flush with the upper conveying track 11, and meanwhile the controller controls the third motor to drive the chain wheel 55 to roll, so that the tray 6 on the upper roller 13 is transferred onto the chain wheel 55; (5) the controller controls the motor III to stop; (6) the controller controls the motor to rotate reversely, drives the lifting disc 53 to move downwards, and the electric tray 6 descends to a position flush with the inlet end of the lower conveying track 12; (7) the controller controls the motor III to reversely rotate, the driving chain wheel 55 to reversely roll, and simultaneously controls the motor II to start, the motor II drives the lower roller to rotate, and the tray 6 is moved to the lower roller on the lower conveying track 12 under the synergistic action of the lower roller and the chain wheel 55; (8) the lower roller drives the tray 6 to move to the initial end of the conveying track 1, and the tray rises under the action of the lifting mechanism and returns to the inlet end of the upper conveying track 11, and the operation is repeated circularly;

because the length of the second gap between the chain wheel and the upper roller 13 is smaller than the length of the tray 6, the upper roller 13 drives the tray to move towards the chain wheel 55, and meanwhile, when the chain wheel 55 rotates in the same direction as the upper roller 13, the tray 6 on the upper roller 13 can be ensured to be smoothly transferred onto the chain wheel 55, and similarly, when the tray 6 reversely moves to the initial end of the conveying track 12 along with the lower roller, the tray on the lower roller can be ensured to be smoothly moved onto the chain wheel 55, so that the tray can be ensured to be smoothly recycled, and the device can also be used in the production and processing process of any product needing tray recycling, such as a heat exchanger assembly line and the like.

Claims

1. A tray recovery device comprises a conveying track, at least two processing procedures are arranged along the conveying track, it is characterized in that the inlet end and the outlet end of the conveying track are respectively provided with a lifting mechanism, the lifting mechanism comprises a lifting disc and a driving device used for driving the lifting disc, the conveying track comprises an upper conveying track and a lower conveying track arranged right below the upper conveying track, the upper conveying track is provided with an upper roller, the lower conveying track is provided with a lower roller, the rolling direction of the upper roller is opposite to that of the lower roller, the lifting disc is provided with a chain wheel, when the lifting disc in the lifting mechanism is lifted, the end surface of the lifting disc corresponds to the outlet end of the upper conveying track, when a lifting disc in the lifting mechanism descends, the end face of the lifting disc corresponds to the inlet end of the lower conveying track.

2. The tray recycling device of claim 1, wherein the upper rollers comprise two rows, the two rows of upper rollers are distributed in parallel on two sides of the upper conveying rail, the two rows of lower rollers comprise two rows, and the two rows of lower rollers are distributed in parallel on two sides of the lower conveying rail.

3. The tray recovery device according to claim 2, wherein when the lifting plate descends, a first gap is formed between the chain wheel and the lower rollers, when the lifting plate ascends, a second gap is formed between the chain wheel and the upper rollers, the lengths of the first gap and the second gap are both smaller than the length of the tray, and the width of the tray is respectively larger than the width between two rows of upper rollers and the width between two rows of lower rollers.

4. The tray recycling device according to claim 3, wherein the lifting mechanism comprises a guide bracket, the guide bracket comprises four guide rods arranged in a rectangular shape, guide holes corresponding to the guide rods are respectively formed in two sides of the lifting disc, the guide holes are slidably sleeved on the outer surfaces of the guide rods, the lifting disc is driven by the driving device to lift and slide along the guide rods, and the lifting disc is connected with the driving device through a transmission mechanism.