Waste electric energy meter disassembling system and method

Abstract

The invention belongs to the field of waste electric energy meter disassembly, and provides a waste electric energy meter disassembly system and method. The waste electric energy meter disassembling system comprises an automatic feeding device, an automatic sorting and grabbing device, an automatic disassembling device and a smashing and screening device which are sequentially arranged along a main conveying line. The automatic feeding device is used for automatically conveying waste electricity meters to the inlet end of the automatic sorting and grabbing device. The automatic sorting and grabbing device is used for automatically sorting single waste electricity meters and conveying the single waste electricity meters to a station where the automatic disassembling device is located; the automatic disassembling device is used for automatically disassembling the waste electricity meters on the stations into set parts; and the crushing and screening device is used for crushing each disassembled part, separating and screening according to the properties of recyclable materials, and classifying and storing the recyclable materials into corresponding material receiving boxes.

Description

Technical Field

[0001] The invention belongs to the field of dismantling of waste electric energy meters, and in particular relates to a system and method for dismantling waste electric energy meters. Background Art

[0002] The statements in this section merely provide background information related to the present invention and do not necessarily constitute prior art.

[0003] As an electronic product, smart meters can cause a lot of pollution if they are disassembled irregularly. First, during the desoldering and heating process, the components will produce pollutants such as polychlorinated biphenyls, dioxins, lead, mercury, and phenols. Secondly, the disassembly of the LCD screen will produce heavy metal pollution such as cadmium and dust and other substances. At the same time, the composition of the electricity meter contains renewable materials such as metals and plastics.

[0004] At present, many informal workshop-style recycling or traditional extensive recycling technologies often adopt open-air disassembly, crushing, pickling and other methods. The technical means are backward, not only can't efficiently realize the recycling of materials, resulting in waste of resources, but also the treatment process is prone to cause secondary pollution such as dust, waste liquid, and waste. Once many toxic components are not treated or treated improperly, they will cause serious pollution to the soil, groundwater and air. Summary of the invention

[0005] In order to solve the technical problems existing in the above-mentioned background technology, the present invention provides a system and method for dismantling waste electricity meters, which can improve the automation level of dismantling waste electricity meters, reduce the labor intensity of personnel, classify and organize materials, and increase the added value of dismantled materials.

[0006] In order to achieve the above object, the present invention adopts the following technical solution:

[0007] A first aspect of the present invention provides a system for disassembling waste electric energy meters.

[0008] A waste electric energy meter dismantling system comprises: an automatic feeding device, an automatic picking and grabbing device, an automatic dismantling device and a crushing and screening device arranged in sequence along a main transmission line;

[0009] The automatic feeding device is used to automatically transport the waste electric meters to the entrance end of the automatic picking and grabbing device;

[0010] The automatic picking and grabbing device is used to automatically pick up a single waste electric meter and transfer it to the workstation where the automatic disassembly device is located;

[0011] The automatic disassembly device is used to automatically disassemble the waste electric meter on its workstation into set parts;

[0012] The crushing and screening device is used to crush the disassembled parts and separate and screen the recyclable materials according to their properties and store them in corresponding material receiving boxes.

[0013] As an implementation manner, the main transmission line is a double-sided transmission line.

[0014] As an embodiment, the crushing and screening device includes a shredder, a magnetic separator, a wind separator and an eddy current separator arranged in series;

[0015] The shredder is used to shred the received housing and terminal seat;

[0016] The magnetic separator is used to separate the iron components from the output material of the shredder;

[0017] The wind separator is used to select the light impurity components in the material after the iron components are selected through the action of wind, and enter the material receiving box, while the remaining material components continue to be transported;

[0018] The eddy current separator is used to separate copper metal and plastic from the debris output from the air separator, and discharge the debris through different discharge ports and enter a receiving box.

[0019] As an embodiment, the shredder is also connected to a start controller, and the start controller is connected to a material in place sensor, and the material in place sensor is used to detect whether there is material in place at the input port of the shredder and transmit a corresponding signal to the start controller.

[0020] As an implementation mode, the automatic loading device is a forklift.

[0021] As an implementation mode, the automatic picking and grasping device is a loading robot arm.

[0022] As an implementation method, the automatic disassembly device includes a main controller, a first spindle milling cutter, a coordinate manipulator, a visual system and a second spindle milling cutter;

[0023] The first spindle milling cutter, the coordinate manipulator, the visual system and the second spindle milling cutter are all connected to the main controller;

[0024] The first spindle milling cutter is used to mill off the locking screws and the meter tail cover screws of the electric energy meter under the action of the main controller;

[0025] The main controller is also used to send a screw removal completion signal to the coordinate manipulator to control the coordinate manipulator to take out the upper shell and place it on the belt line body of the main transmission line;

[0026] The visual system is used to call the backend database data to determine the material category and model according to the material characteristics, and then visually identify the position of the circuit board card fixing screws and transmit it to the main controller;

[0027] The main controller is used to control the second spindle milling cutter to perform the screw milling action according to the position of the circuit board card fixing screws visually identified.

[0028] A second aspect of the present invention provides a method for disassembling a waste electric energy meter.

[0029] A method for disassembling a waste electric energy meter, comprising:

[0030] Automatically transport the used electric meters to the entrance of the automatic picking and grabbing device;

[0031] Use the automatic picking and grabbing device to automatically pick up a single waste electric meter and transfer it to the station where the automatic disassembly device is located;

[0032] Automatically dismantle the waste electric meter at its workstation into set parts by using an automatic dismantling device;

[0033] The disassembled parts are crushed by crushing and screening devices, and the recyclable materials are separated and screened according to their properties and stored in corresponding receiving boxes.

[0034] As an implementation method, the process of crushing the disassembled components using the crushing and screening device is as follows:

[0035] Use a shredder to shred the received housing and terminal block;

[0036] Use a magnetic separator to separate the iron content from the output of the shredder;

[0037] The wind separator is used to select the light impurities in the material after the iron component is selected through wind force and put them into the receiving box, while the remaining material components continue to be transported;

[0038] The eddy current separator is used to separate the copper metal and plastic from the debris output from the air separator, and the debris is discharged through different discharge ports and enters the receiving box.

[0039] As an implementation method, the process of automatically disassembling the waste electric meter at the workstation into set parts by using the automatic disassembly device is as follows:

[0040] Under the action of the main controller, the first spindle milling cutter is controlled to mill off the locking screws and the meter tail cover screws of the electric energy meter;

[0041] The main controller sends a screw removal completion signal to the coordinate robot to control the coordinate robot to take out the upper shell and place it on the belt line of the main transmission line;

[0042] The visual system uses the backend database data to determine the material category and model based on the material characteristics, and then visually identifies the position of the circuit board card fixing screws and transmits it to the main controller;

[0043] The main controller controls the second spindle milling cutter to perform the screw milling action according to the position of the circuit board card fixing screws visually identified.

[0044] The beneficial effects of the present invention are:

[0045] The present invention innovatively provides a waste electricity meter disassembly system, which adopts robot technology, visual recognition technology, automatic logistics technology, automation and automatic screening and classification related technologies, and solves the problem that the disassembly of waste electricity meters depends entirely on manual labor, the disassembly materials are disorganized and the efficiency is low. It improves the automation level, reduces the labor intensity of personnel, improves the efficiency of material classification and sorting, increases the added value of disassembled materials, and improves production efficiency.

[0046] Advantages of additional aspects of the present invention will be given in part in the following description, and in part will become obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0047] The accompanying drawings in the specification, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0048] Figure 1 This is a system process for dismantling a waste electric energy meter according to an embodiment of the present invention;

[0049] Figure 2 2 is a schematic diagram of the structure of a waste electric energy meter disassembly system according to an embodiment of the present invention;

[0050] Figure 3 is a schematic structural diagram of an automatic disassembly device according to an embodiment of the present invention;

[0051] Figure 4 It is a schematic diagram of the structure of a crushing and screening device according to an embodiment of the present invention.

[0052] Among them, 1. Main transmission line; 2. Automatic picking and grabbing device; 3. Automatic disassembly device; 4. Material separation operation table; 5. Double-layer conveyor line; 6. Crushing and screening device; 7. Material receiving box; 8. First spindle milling cutter; 9. Coordinate robot; 10. Vision system; 11. Second spindle milling cutter; 12. Shredder; 13. Magnetic separator; 14. Air separator; 15. Eddy current separator; 16. Conveyor belt. DETAILED DESCRIPTION

[0053] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0054] It should be noted that the following detailed descriptions are all illustrative and intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which the present invention belongs.

[0055] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit exemplary embodiments according to the present invention. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprising" and / or "including" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0056] according to Figure 2 , the embodiment of the present invention provides a waste electric energy meter disassembly system, comprising: an automatic feeding device, an automatic picking and grabbing device 2, an automatic disassembly device 3 and a crushing and screening device 6 arranged in sequence along a main transmission line 1;

[0057] The automatic feeding device is used to automatically transport the waste electric meters to the entrance end of the automatic picking and grabbing device;

[0058] The automatic picking and grabbing device 2 is used to automatically pick a single waste electric meter and transfer it to the workstation where the automatic disassembly device is located;

[0059] The automatic disassembly device 3 is used to automatically disassemble the waste electric meter on its workstation into set parts;

[0060] The crushing and screening device 6 is used to crush the disassembled components, separate and screen the recyclable materials according to their properties, and classify and store them in corresponding material receiving boxes.

[0061] In one or more embodiments, a material separation operation table 4 and a double-layer conveyor line 5 are sequentially arranged behind the automatic disassembly device, wherein the material separation operation table 4 is a manual auxiliary position, and the circuit board and the terminal seat are manually taken out from the lower shell, and the wire between the circuit board and the terminal seat is cut with scissors, and the circuit board is placed in the material basket. The upper and lower shells are manually placed in the lower layer of the double-layer conveyor line 5, and the remaining materials are placed in the upper layer.

[0062] In this embodiment, the main transmission line is a double-sided transmission line.

[0063] In a specific implementation process, the automatic loading device may be a forklift.

[0064] The used electricity meters are placed in the crossbeam shelves. When the production task is issued, the used electricity meters are transported by forklift to the double-sided conveyor line next to the robot, unpacked, and transported on the double-sided conveyor line.

[0065] In the specific implementation process, the automatic picking and grasping device is a loading robot arm.

[0066] like Figure 3 As shown, the automatic disassembly device includes a main controller, a first spindle milling cutter 8, a coordinate manipulator 9, a visual system 10 and a second spindle milling cutter 11;

[0067] The first spindle milling cutter 8, the coordinate manipulator 9, the visual system 10 and the second spindle milling cutter 11 are all connected to the main controller;

[0068] The first spindle milling cutter 8 is used to mill off the locking screws and the meter tail cover screws of the electric energy meter under the action of the main controller;

[0069] The main controller is also used to send a screw removal completion signal to the coordinate manipulator 9 to control the coordinate manipulator to take out the upper shell and place it on the belt line body of the main transmission line;

[0070] The visual system 10 is used to determine the material category and model by calling the backend database data according to the material characteristics, and then visually identify the position of the circuit board card fixing screws and transmit it to the main controller;

[0071] The main controller is used to control the second spindle milling cutter 11 to perform a screw milling action according to the visually identified position of the circuit board card fixing screw.

[0072] In this way, the clips or screws connecting the circuit board and the lower shell can be accurately milled off, so as to facilitate manual assistance and smoothly remove the circuit board from the lower shell.

[0073] like Figure 4 As shown, the crushing and screening device includes a shredder 12, a magnetic separator 13, a wind separator 14 and an eddy current separator 15 arranged in series in sequence; one end of the conveyor belt 16 is connected to the output end of the automatic disassembly device, and the other end is connected to the input end of the shredder 12.

[0074] The shredder 12 is used to shred the received housing and terminal block;

[0075] The magnetic separator 13 is used to separate the iron components from the output material of the shredder;

[0076] The wind separator 14 is used to select the light impurities in the material after the iron component is selected by wind force, and enter the material receiving box 7, and the remaining material components continue to be transported;

[0077] The eddy current separator 15 is used to separate copper metal and plastic from the debris output from the air separator, and discharge the copper metal and plastic from the debris through different discharge ports into a receiving box.

[0078] In one or more embodiments, the shredder is further connected to a start controller, and the start controller is connected to a material in place sensor, and the material in place sensor is used to detect whether there is material in place at the input port of the shredder and transmit a corresponding signal to the start controller.

[0079] according to Figure 1 In one or more embodiments, a method for disassembling a waste electric energy meter is also provided, which includes:

[0080] Step 1: Automatically transport the used electric meters to the entrance of the automatic picking and grabbing device;

[0081] Step 2: Use the automatic picking and grabbing device to automatically pick up a single used electric meter and transfer it to the station where the automatic disassembly device is located;

[0082] Step 3: Automatically disassemble the waste electric meter on the workstation into set parts using an automatic disassembly device;

[0083] Step 4: Use a crushing and screening device to crush the disassembled parts and separate and screen the recyclable materials according to their properties and store them in corresponding receiving boxes.

[0084] In step 4, the process of crushing the disassembled components using a crushing and screening device is as follows:

[0085] Step 4.1: Use a shredder to shred the received housing and terminal block;

[0086] Step 4.2: Using a magnetic separator to separate the iron content from the output material of the shredder;

[0087] Step 4.3: Use the wind separator to select the light impurities in the material after the iron component is selected through wind force, and put them into the receiving box, while the remaining material components continue to be transported;

[0088] Step 4.4: Use an eddy current separator to separate the copper metal and plastic from the debris output from the air separator, discharge them through different discharge ports, and enter the receiving box.

[0089] In other embodiments, in step 3, the process of automatically disassembling the waste electric meter at the workstation into the set parts by using the automatic disassembly device is as follows:

[0090] Step 3.1: Under the action of the main controller, the first spindle milling cutter is controlled to mill off the locking screws and the meter tail cover screws of the electric energy meter;

[0091] Step 3.2: The main controller sends a screw removal completion signal to the coordinate robot to control the coordinate robot to take out the upper shell and place it on the belt line of the main transmission line;

[0092] Step 3.3: The visual system calls the backend database data to determine the material category and model based on the material characteristics, and then visually identifies the position of the circuit board card fixing screws and transmits it to the main controller;

[0093] Step 3.4: The main controller controls the second spindle milling cutter to perform the screw milling action according to the position of the circuit board fixing screw identified by vision.

[0094] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A waste electric energy meter dismantling system, characterized in that: include: Automatic loading device, automatic picking and grabbing device, automatic disassembling device and crushing and screening device are arranged in sequence along the main transmission line; The automatic feeding device is used to automatically transport the waste electric meters to the entrance end of the automatic picking and grabbing device; The automatic picking and grabbing device is used to automatically pick up a single waste electric meter and transfer it to the workstation where the automatic disassembly device is located; The automatic disassembly device is used to automatically disassemble the waste electric meter on its workstation into set parts; The crushing and screening device is used to crush the disassembled parts and separate and screen the recyclable materials according to their properties and store them in corresponding material receiving boxes.

2. The waste electric energy meter dismantling system according to claim 1, characterized in that: The main transmission line is a double-sided transmission line.

3. The waste electric energy meter dismantling system according to claim 1, characterized in that: The crushing and screening device comprises a shredder, a magnetic separator, a wind separator and an eddy current separator which are arranged in series in sequence; The shredder is used to shred the received housing and terminal seat; The magnetic separator is used to separate the iron components from the output material of the shredder; The wind separator is used to select the light impurity components in the material after the iron components are selected through the action of wind, and enter the material receiving box, while the remaining material components continue to be transported; The eddy current separator is used to separate copper metal and plastic from the debris output from the air separator, and discharge the debris through different discharge ports and enter a receiving box.

4. The waste electric energy meter dismantling system according to claim 3, characterized in that: The shredder is also connected to a start controller, and the start controller is connected to a material in place sensor, and the material in place sensor is used to detect whether there is material in place at the input port of the shredder and transmit a corresponding signal to the start controller.

5. The waste electric energy meter dismantling system according to claim 1, characterized in that: The automatic loading device is a forklift.

6. The waste electric energy meter dismantling system according to claim 1, characterized in that: The automatic picking and grabbing device is a loading robot arm.

7. The waste electric energy meter dismantling system according to claim 1, characterized in that: The automatic disassembly device includes a main controller, a first spindle milling cutter, a coordinate manipulator, a visual system and a second spindle milling cutter; The first spindle milling cutter, the coordinate manipulator, the visual system and the second spindle milling cutter are all connected to the main controller; The first spindle milling cutter is used to mill off the locking screws and the meter tail cover screws of the electric energy meter under the action of the main controller; The main controller is also used to send a screw removal completion signal to the coordinate manipulator to control the coordinate manipulator to take out the upper shell and place it on the belt line body of the main transmission line; The visual system is used to call the backend database data to determine the material category and model according to the material characteristics, and then visually identify the position of the circuit board card fixing screws and transmit it to the main controller; The main controller is used to control the second spindle milling cutter to perform the screw milling action according to the position of the circuit board card fixing screws visually identified.

8. A method for dismantling a waste electric energy meter, characterized in that: include: Automatically transport the used electric meters to the entrance of the automatic picking and grabbing device; Use the automatic picking and grabbing device to automatically pick up a single waste electric meter and transfer it to the station where the automatic disassembly device is located; Automatically dismantle the waste electric meter at its workstation into set parts by using an automatic dismantling device; The disassembled parts are crushed by crushing and screening devices, and the recyclable materials are separated and screened according to their properties and stored in corresponding receiving boxes.

9. The method for dismantling a waste electric energy meter according to claim 8, characterized in that: The process of crushing the disassembled parts using the crushing and screening device is as follows: Use a shredder to shred the received housing and terminal block; Use a magnetic separator to separate the iron content from the output of the shredder; The wind separator is used to select the light impurities in the material after the iron component is selected through wind force and put them into the receiving box, while the remaining material components continue to be transported; The eddy current separator is used to separate the copper metal and plastic from the debris output from the air separator, and the debris is discharged through different discharge ports and enters the receiving box.

10. The method for dismantling a waste electric energy meter according to claim 8, characterized in that: The process of automatically disassembling the waste electric meter at the workstation into set parts by using the automatic disassembly device is as follows: Under the action of the main controller, the first spindle milling cutter is controlled to mill off the locking screws and the meter tail cover screws of the electric energy meter; The main controller sends a screw removal completion signal to the coordinate robot to control the coordinate robot to take out the upper shell and place it on the belt line of the main transmission line; The visual system uses the backend database data to determine the material category and model based on the material characteristics, and then visually identifies the position of the circuit board fixing screws and transmits it to the main controller; The main controller controls the second spindle milling cutter to perform the screw milling action according to the position of the circuit board card fixing screws visually identified.

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