CN111689237A

CN111689237A - Goods stack transfer system

Info

Publication number: CN111689237A
Application number: CN202010458984.3A
Authority: CN
Inventors: 王娟平
Original assignee: Baoji University of Arts and Sciences
Current assignee: Baoji University of Arts and Sciences
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-09-22

Abstract

The invention discloses a cargo stacking and transferring system which comprises a control system, and a cargo conveying device, a stacking device and a transferring device which are connected with the control system and sequentially arranged, wherein the cargo conveying device is used for continuously conveying cargos to the stacking device, the stacking device is used for accumulating the cargos into a stacked structure and continuously transferring the cargos to the transferring device, and the transferring device is used for transferring the cargos with the stacked structure to a carriage or a warehouse. The problem of present artifical stack transportation inefficiency, and linkage is poor is solved, this automatic stack flow has changed the artifical production mode that carries out the stack transportation, has greatly improved production efficiency and production continuity, has reduced manufacturing cost, has reduced the labour.

Description

Goods stack transfer system

Technical Field

The invention relates to the technical field of cargo stacking and transferring, in particular to a cargo stacking and transferring system.

Background

For a long time, the labor cost of China is low, the capital investment in the aspects of automation, numerical control and intellectualization of equipment is insufficient, the overall level of automation and intellectualization of production in China is not high, a large amount of labor is required for enterprise production, the production burden of enterprises is increased seriously, and the production efficiency and the production precision are low. Therefore, in recent years, enterprises in China accelerate the intelligent transformation of equipment, and the intelligent transformation of the equipment also makes great progress.

At present, for a production enterprise in a production line, after final packaging and forming, the product needs to be wholly stacked and conveyed to a warehouse for storage or a logistics carriage for timely delivery so as to meet the requirement of keeping zero stock, so that the burden of the enterprise is reduced. And the process of transporting is being carried out the stack to the product goods, and the enterprise still adopts artifical stack and transports, and this kind of operation is not only inefficiency, and is relatively poor with the linkage of production line moreover, influences the holistic intelligent level of enterprise.

Disclosure of Invention

In view of the above problems, the present invention aims to provide a cargo stacking and transferring system, which includes a control system, and a cargo conveying device, a stacking device and a transferring device that are connected to the control system and are sequentially disposed, wherein the stacking device is used for accumulating the cargo on the cargo conveying device into a stacked structure, and continuously transferring the stacked cargo to the transferring device, and the transferring device is used for transferring the stacked cargo to a carriage or a warehouse. The problem of present artifical stack transportation inefficiency, and linkage is poor is solved.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a cargo stack transfer system, comprising: the stacking device is used for accumulating cargos to form a stacked structure and continuously transmitting the cargos to the transferring device, and the transferring device is used for transferring the cargos with the stacked structure to a carriage or a warehouse.

Preferably, the stacking device comprises a rotating base, at least two stacking stations are vertically arranged on the rotating base at intervals along the circumferential direction, a single stacking station with a vacant position is connected with the cargo conveying device, and the stacking station loaded with stacked cargo is connected with the transfer device.

Preferably, each stacking station is provided with a stacking detection device.

Preferably, the number of the stacking stations is two, and the stacking stations are arranged on the rotating base in a back-to-back mode.

Preferably, each stacking station comprises a lifting support vertically arranged on the rotating base, a lifting stacking plate used for stacking the goods is horizontally arranged on the lifting support, and a transmission device used for lifting the stacking plate is arranged on one side of the lifting support, which is far away from the lifting stacking plate.

Preferably, the lifting stacking plate is of a relieving structure.

Preferably, the whole lifting support is of a V-shaped structure and comprises a first supporting rod, a second supporting rod and a third supporting rod which are symmetrically arranged inwards in sequence along the outer edge of the rotating base, the bottom ends of the first supporting rod, the second supporting rod and the third supporting rod are arranged on the surface of the rotating base, the top end of the first supporting rod, the second supporting rod and the third supporting rod is provided with a V-shaped plate for connection, and the lifting stacking plate is connected with the first supporting rod and the second supporting rod in a sliding mode.

Preferably, a half-open linear bearing sliding connection is arranged between the lifting stacking plate and the first supporting rod, and a linear bearing sliding connection is arranged between the lifting stacking plate and the second supporting rod.

Preferably, the goods conveying device is a conveyor belt, and the goods are placed on the conveyor belt at intervals.

Preferably, the transfer device is an AGV cart.

The invention has the beneficial effects that: the invention provides a goods stacking and transferring system, which comprises a control system, and a goods conveying device, a stacking device and a transferring device which are connected with the control system and sequentially arranged, wherein the stacking device is used for accumulating goods on the goods conveying device into a stacked structure and continuously transferring the goods to the transferring device, and the transferring device is used for transferring the goods with the stacked structure to a carriage or a warehouse.

Drawings

Fig. 1 is a schematic view of the overall structure of the stacking transfer system of the present invention.

Fig. 2 is a perspective view of the stacking device of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following further describes the technical solution of the present invention with reference to the drawings and the embodiments.

Referring to the attached drawings 1-2, show a goods stack transfer system, including control system, and all be connected with this control system and goods conveyer 1, bunching device 2 and the transfer device 3 that sets gradually, goods conveyer 1 is used for conveying goods 4 to in succession on the bunching device 2, bunching device 2 be used for with goods 4 are accumulated to pile up into buttress structure 101 to transfer to in succession transfer device 3, transfer device 3 is used for with goods 4 of buttress structure 101 are transported to carriage or warehouse.

The control system is preferably controlled by a PLC (programmable logic controller), and the control principle is as follows: goods conveyer 1 action, in proper order with goods 4 on transferring to bunching device 2, bunching device 2 piles up integer formation with goods 4 behind the buttress structure 101, transfer to transfer device 3 in succession on, transfer device 3 transports the goods 4 of buttress structure 101 to carriage department or warehouse, accomplishes continuous stack, transports the operation, improves the seamless connection of goods 4 to carriage or warehouse, greatly improves production efficiency, reduction in production cost.

Further, in order to smoothly complete the continuous stacking operation, the stacking device 2 includes a rotating base 21, at least two stacking stations 22 are vertically arranged on the rotating base 21 at intervals along the circumferential direction, the number of the stacking stations 22 is determined according to the number of the goods 4 and the conveying speed of the goods conveying device 1, so as to ensure that all the stacking stations 22 can complete the continuous stacking operation of the goods 4, preferably, the stacking stations 22 are two and are oppositely arranged on the rotating base 21, the single stacking station 22 with the empty position is connected with the goods conveying device 1, and the stacking station 22 loaded with the goods 4 of the stack-shaped structure 101 is connected with the transferring device 3. Each stacking station 22 is provided with a stacking detection device (not shown in the figure), the preferable detection device is provided with a sensor at a proper position of the stacking station 22, the height measuring sensor is a photoelectric sensor arranged at the highest position of the stack, the number of the height measuring sensors is calculated to be a counting sensor arranged at the highest position of the stack, and the weight measuring sensor is a weight measuring sensor arranged at the position of the stacking station 22 for bearing the goods 4, so that the detection is convenient for the formed goods 4 stacks, and the rotary switching and the continuous stacking operation of the stacking station 22 are carried out.

The specific principle is as follows: goods 4 on the goods conveying device 1 are accumulated on a single stacking station 22 connected with the goods conveying device in sequence and provided with a vacant position, when the preset height, the number or the weight are reached and the stacking structure 101 is formed, the control system controls the rotating base 21 to rotate 180 degrees, the stacking station 22 formed by stacking is exchanged with the stacking station 22 of the vacant position opposite to the rotating base, the stacking operation is continued, meanwhile, before the goods 4 on the goods conveying device 1 are stacked next time, the rotating work is completed, the matching continuous operation of the goods conveying device 1 and the stacking device 2 is ensured, the stacking station 22 completed by stacking is connected with the transfer device 3, the stacked goods 4 are transferred, and meanwhile, the transfer device 3 can be matched with the stacking work of the stacking station 22, so that the whole system can continuously operate.

Further, in order to facilitate the stacking operation of the stacking stations 22, each stacking station 22 includes a lifting support 221 vertically disposed on the rotating base 21, a lifting stacking plate 222 for stacking the goods 4 is horizontally disposed on the lifting support 221, a transmission device for lifting the lifting stacking plate 222 is disposed on one side of the lifting support 221 away from the lifting stacking plate 222, and is used for driving the lifting stacking plate 222 to lift, and specifically includes a servo motor, a speed reducer, a coupler, a sprocket and a chain, the chain is connected to the lifting stacking plate 222, and is lifted and moved by the servo motor, the servo motor is controlled by a control system, and the servo motor can be replaced by a combination of a high-low switch, an encoder and an asynchronous motor, which are low in cost, so as to accurately control the lifting action of the lifting stacking plate 222.

Preferably, the photoelectric sensor or the counting sensor is arranged at the top of the lifting support 221 and at the highest position of the stack-shaped structure 101, and can detect the stacking formation of the goods 4 with quantity or height, and the weight measuring sensor is arranged on the lifting stacking plate 222 and detects the weight of the goods 4 reaching the stacking weight. When stacking is started at the stacking station 22, the lifting stacking plate 222 is at the high position of the lifting support 221, after a single cargo 4 on the cargo conveying device 1 is conveyed to the lifting stacking plate 222, the stacking detection device feeds back a signal to the control system, the lifting stacking plate 222 descends by the height of one cargo 4 to wait for stacking of the next cargo 4, after the stacking detection device detects that the cargo 4 reaches the preset height, quantity or weight, the control system controls the rotating base 21 to rotate, the stacking station 22 in the empty position is switched to continue stacking operation, and the transfer device 3 transfers the stacked and formed cargo 4.

Further to facilitate the transfer of the stacked load 4 from the stacking station 22, the lifting stacking plate 222 is of a relieved tooth construction. The transfer device 3 cooperates with the form-relieved tooth structure to transfer the goods 4 quickly.

Further in order to increase the stacking uniformity of stacked goods 4, the lifting support 221 is integrally of a V-shaped structure and comprises a first supporting rod a, a second supporting rod b and a third supporting rod c which are symmetrically arranged inwards along the outer edge of the rotating base 21 in sequence, the bottom ends of the first supporting rod a, the second supporting rod b and the third supporting rod c are arranged on the surface of the rotating base 21, the top end of the first supporting rod a, the second supporting rod b and the third supporting rod c is connected through a V-shaped plate 223, and the lifting stacking plate 222 is connected with the first supporting rod a and the second supporting rod b in a sliding mode. This V type structural configuration can not only provide the regularity of stack goods 4, can also restrict 4 stack positions of goods, prevents that it from dropping and damaging.

Further, in order to improve the lifting smoothness of the lifting stacking plate 222, a half-open linear bearing 224 is arranged between the lifting stacking plate 222 and the first supporting rod a and is in sliding connection with a linear bearing 225 arranged between the lifting stacking plate 222 and the second supporting rod b, and the half-open linear bearing 224 can effectively prevent the clamping condition caused by asynchronous lifting of two sides of the lifting stacking plate 222.

Further to facilitate the stacking operation in cooperation with the lifting and stacking plate 222, the cargo conveying device 1 is a conveyor belt on which the cargo 4 is placed at intervals, and the conveyor belt is also the most widely used, convenient and reliable conveying device at present.

Further in order to facilitate the automatic control of the transfer work of the stacked goods 4, the transfer device 3 is an AGV trolley which can perform the transfer work of the stacked goods 4 by specifying a preset traveling route, and the number of the AGV trolleys can be selected according to the stacking speed and the distance between the stacking device 2 and the carriage or the warehouse.

The principle of the invention is as follows: the goods 4 on the conveyor belt are continuously transferred to the stacking station 22 under the control of the control system, the stacking detection device is used for detecting the goods 4, when the preset height, quantity and weight are reached, the rotating base 21 rotates, the stacking station 22 with the vacant positions rotates to the conveyor belt for continuous stacking operation, and the stacking station 22 formed by stacking rotates and then is connected with an AGV trolley for transferring. This automatic stack flow has changed the production mode that the manual work carried out the stack and transported, has greatly improved production efficiency and production continuity, has reduced manufacturing cost, has reduced the labour.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A cargo stack transfer system, comprising: including control system, reach goods conveyer (1), bunching device (2) and transfer device (3) that all are connected with this control system and set gradually, goods conveyer (1) is used for conveying goods (4) to in succession on bunching device (2), bunching device (2) be used for with goods (4) are accumulated and are piled up into buttress structure (101), and transfer device (3) on succession, transfer device (3) be used for with goods (4) of buttress structure (101) are transported to carriage or warehouse.

2. A cargo stack transfer system according to claim 1, wherein: the stacking device (2) comprises a rotating base (21), at least two stacking stations (22) are vertically arranged on the rotating base (21) at intervals along the circumferential direction, the stacking stations (22) are provided with empty positions and are connected with the cargo conveying device (1), and the stacking stations (22) loaded with stacked structure (101) cargos (4) are connected with the transfer device (3).

3. A cargo stack transfer system according to claim 2, wherein: a stacking detection device is arranged on each stacking station (22).

4. A cargo stack transfer system according to claim 3, wherein: the number of the stacking stations (22) is two, and the stacking stations are arranged on the rotating base (21) in a back-to-back mode.

5. A system for stacking and transferring goods according to claim 4, wherein: each stacking station (22) comprises a lifting support (221) vertically arranged on the rotating base (21), a lifting stacking plate (222) used for stacking the cargos (4) is horizontally arranged on the lifting support (221), and a transmission device used for lifting the stacking plate (222) is arranged on one side, deviating from the lifting stacking plate (222), of the lifting support (221).

6. A system for stacking and transferring goods according to claim 5, wherein: the lifting stacking plate (222) is of a relieving structure.

7. A system for stacking and transferring goods according to claim 6, wherein: lifting support (221) wholly is V type structure, includes along rotating base (21) outer along first branch (a), second branch (b) and third branch (c) that inwards symmetry set up in proper order, first branch (a), second branch (b) and third branch (c) bottom set up and set up on rotating base (21) surface, its top and set up V template (223) and connect, lift pile up neatly board (222) and first branch (a) and second branch (b) sliding connection.

8. A system for stacking and transferring goods as claimed in claim 7, wherein: a half-open linear bearing (224) is arranged between the lifting stacking plate (222) and the first supporting rod (a) and is in sliding connection with a linear bearing (225) arranged between the lifting stacking plate and the second supporting rod (b).

9. A cargo stack transfer system according to claim 8, wherein: the goods conveying device (1) is a conveying belt, and the goods (4) are placed on the conveying belt at intervals.

10. A cargo stack transfer system according to claim 9, wherein: the transfer device (3) is an AGV.