阅读说明：本技术 一种新型物料分拣控制系统 (Novel material sorting control system ) 是由 王国平 王世馨 于 2020-05-14 设计创作，主要内容包括：本发明公开一种新型物料分拣控制系统,主要包括电源模块、PLC模块、单独运作的伺服电机控制系统、重量检测模块、伺服电机模块、伺服驱动器模块、传动装置、传送带1、传送带2、物料推手、物料推手传送带、分拣口滑梯、物料推手滑杆、小型控制电机、接近开关和光电感应开关。本发明采用了两个伺服驱动器和伺服电机来分别带动传送带1和物料推手的水平运动,传送带1、2之间相互配合,使得物料能够等距进入分拣区进行分拣。本发明提供一种完整的控制系统,通过本发明可对物料分拣线进行控制,实现物料的自动、精准的分拣。(The invention discloses a novel material sorting control system which mainly comprises a power supply module, a PLC (programmable logic controller) module, a servo motor control system, a weight detection module, a servo motor module, a servo driver module, a transmission device, a conveying belt 1, a conveying belt 2, a material pushing hand conveying belt, a sorting opening slide, a material pushing hand sliding rod, a small-sized control motor, a proximity switch and a photoelectric induction switch, wherein the servo motor control system operates independently. The invention adopts two servo drivers and servo motors to respectively drive the conveyor belts 1 and the material push handles to move horizontally, and the conveyor belts 1 and 2 are mutually matched, so that materials can enter a sorting area at equal intervals for sorting. The invention provides a complete control system, which can control a material sorting line and realize automatic and accurate sorting of materials.)

1. The utility model provides a novel material letter sorting control system which characterized in that: including power module, PLC module, the servo motor control system who operates alone, weight detection module, operation alarm indicator, servo motor module, servo driver module, transmission, conveyer belt 1, conveyer belt 2, material pushing hands conveyer belt, letter sorting mouth slide, material pushing hands slide bar, small-size control motor, proximity switch and photoelectric sensing switch, its characterized in that: the PLC module indirectly controls a servo motor through connection between the servo driver 1 and the servo driver 2, the servo driver 1 controls the servo motor 1, the servo driver 2 controls the servo motor 2, the conveyor belt 1, the servo motor 1 and a transmission device form a conveyor belt 1 running system, the servo motor 2 controls the material pushing handle conveyor belt to perform horizontal displacement, and the power module supplies power to the PLC, the servo motor driver, the weight detection module, the photoelectric switch and the proximity switch. The weight detection module outputs analog voltage quantity to the PLC, and the photoelectric switch and the proximity switch send signals to the PLC for logic judgment. The operation/alarm indicator lamp is controlled by a PLC.

2. The novel material sorting control system of claim 1, wherein: the PLC module comprises an EM235 analog input and output module.

3. The novel material sorting control system of claim 1, wherein: the power supply module comprises an alternating current power supply with 380V three-phase line voltage and a single-phase power supply with 220V mains supply.

4. The novel material sorting control system of claim 1, wherein: the material pushing handle conveyor belt enables the material pushing handle to transversely and horizontally move.

5. The novel material sorting control system of claim 1, wherein: the running direction of the small control motor is variable, and the material pushing hand is controlled to move longitudinally and horizontally.

6. The novel material sorting control system of claim 1, wherein: the transmission device comprises a transmission rod, a transmission gear and a transmission belt.

7. The novel material sorting control system of claim 1, wherein: the independently operating servo motor control system comprises a conveyor belt 2, a servo motor, a servo driver and a manual speed regulating device.

8. The novel material sorting control system of claim 3, wherein: the 220V single-phase power supply comprises a switching power supply module.

Technical Field

The invention relates to a novel material sorting control system which is suitable for a control system with higher requirements on material sorting precision and speed.

Background

In a traditional material sorting system, sorting is mostly carried out manually, so that the efficiency is low and the accuracy is low; later, a method of controlling by using a simple relay is low in efficiency, complex in equipment wiring and low in accuracy. In recent years, as the express delivery industry is continuously developed, the requirement on the speed and accuracy of system sorting is higher and higher, and a Programmable Logic Controller (PLC) is specially designed for industrial application and factory equipment. Utilize programmable controller to control material letter sorting system, can carry out accurate and effectual control to the letter sorting of material. At present, most of material sorting systems adopt a sorting structure that materials are sorted along with the materials, namely, each sorting port where the materials arrive is provided with a pushing handle to push the materials, so that the design cost is greatly increased.

Accordingly, the prior art is yet to be improved and developed.

Disclosure of Invention

The invention aims to provide a novel processing scheme for sorting materials, which solves the problems of low precision, low speed and the like of the materials in the sorting process; according to the scheme, Siemens S7-200PLC is used as a core controller, a servo driver is used as a medium, and the speed of a servo motor is controlled so as to achieve the purpose of sorting materials. Two servo motors are used for controlling the system, the flexibility is high, and synchronous coordination control can be realized. The signals of analog quantity are input in real time, so that the types of the materials which can be sorted are more, and the materials can be sorted according to the aspects of weight, shape, material, information bar codes and the like. The control to the servo driver is simple and accurate, so that control parameters can be flexibly set, the control precision is obviously improved, and the control to the material pushing hands and the distance between the materials is very accurate.

The invention adopts the following technical scheme for realizing the purpose:

the utility model provides a novel material letter sorting control system, includes power module, PLC module, the servo motor control system of independent function, weight detection module, servo motor module, servo driver module, transmission, conveyer belt 1, conveyer belt 2, material pushing hands conveyer belt, letter sorting mouth slide, material pushing hands slide bar, small-size control motor, proximity switch and photoelectric sensing switch, its characterized in that: the PLC module indirectly controls a servo motor through connection between the servo driver 1 and the servo driver 2, the servo driver 1 controls the servo motor 1, the servo driver 2 controls the servo motor 2, the conveyor belt 1, the servo motor 1 and a transmission device form a conveyor belt 1 running system, the servo motor 2 controls the material pushing handle conveyor belt to perform horizontal displacement, and the power module supplies power to the PLC, the servo motor driver, the weight detection module, the photoelectric switch and the proximity switch. The weight detection module outputs analog voltage quantity to the PLC, the photoelectric switch and the proximity switch send signals to the PLC for logic judgment, and the operation/alarm indicator lamp is controlled by the PLC.

Preferably, the invention provides a novel material sorting control system, which is characterized in that: the PLC module comprises an EM235 analog input and output module.

Preferably, the invention provides a novel material sorting control system, which is characterized in that: the power supply module comprises an alternating current power supply with 380V three-phase line voltage and a single-phase power supply with 220V mains supply. (this part of the content corresponds to the dependent claim 2);

preferably, the invention provides a novel material sorting control system, which is characterized in that: the material pushing handle conveyor belt enables the material pushing handle to transversely and horizontally move. (this part of the content corresponds to the dependent claim 3);

preferably, the invention provides a novel material sorting control system, which is characterized in that: the running direction of the small control motor is variable, and the material pushing hand is controlled to move longitudinally and horizontally;

preferably, the invention provides a novel material sorting control system, which is characterized in that: the transmission device comprises a transmission rod, a transmission gear and a transmission belt.

Preferably, the invention provides a novel material sorting control system, which is characterized in that: the 220V single-phase power supply comprises a switching power supply module;

preferably, the invention provides a novel material sorting control system, which is characterized in that: the independently operating servo motor control system comprises a conveyor belt 2, a servo motor, a servo driver and a manual speed regulating device.

Has the advantages that:

compared with the prior art, the invention has the beneficial effects that: two servo motors are used for controlling the system, the flexibility is high, and synchronous coordination control can be realized. The signals of analog quantity are input in real time, so that the types of the materials which can be sorted are more, and the materials can be sorted according to the aspects of weight, shape, material, information bar codes and the like. The control to the servo driver is simple and accurate, so that control parameters can be flexibly set, the distance between the material pushing handle and the material can be accurately controlled, and the control precision is obviously improved.

Drawings

FIG. 1 is a schematic representation of an embodiment of the present invention

Fig. 2 is a wiring diagram of the PLC control system.

Fig. 3 is a flowchart of a control system of the conveyor belt 1.

Detailed Description

The invention is further illustrated by the following specific examples.

The present invention mainly comprises a monitoring device, a transmitting device, a central processing unit, etc., please refer to fig. 1 and 2. The invention mainly comprises a power supply module, a PLC module, a servo motor control system, a weight detection module, a servo motor module, a servo driver module, a transmission device, a conveyor belt 1, a conveyor belt 2, a material pushing hand conveyor belt, a sorting opening slide, a material pushing hand slide bar, a small-sized control motor, a proximity switch and a photoelectric induction switch, wherein the servo motor control system operates independently. The invention adopts two servo drivers and servo motors to respectively drive the conveyor belt 1 and the material pushing hand to move horizontally, and the conveyor belts 1 and 2 are mutually matched, so that materials can enter a sorting area at equal intervals. The servo motor controlling the conveyor belt 1 is always operated in a speed control mode, and the speed of the motor operation is controlled by calculating the displacement between the materials, so that the time interval of each material when being conveyed out of the conveyor belt is fixed. The servo motor for controlling the conveyor belt 2 always runs at a constant speed, so that the intervals between the materials on the conveyor belt 1 and the conveyor belt 2 are equal, and the sorting area is guaranteed to only enter one material at a time. In the invention, the servo motor 2 for controlling the material pushing hand operates in a speed control mode under the conditions of forward rotation operation and reverse rotation operation, the speed is always constant, and the acceleration time is as short as possible when the material pushing hand is started; when the material arrived before the letter sorting district, 2 control material pushing hands of conveyer belt arrived appointed letter sorting mouth, realized accurate location by four proximity switch to the pushing hands, when the material got into the letter sorting district, its photoelectric switch that corresponds made the material pushing hands push the material into the letter sorting mouth, and the material pushing hands rethread moves the letter sorting mouth position that next material corresponds and prepares to sort next material. In this embodiment, four proximity switches and seven photoelectric switch monitor the material, provide pulse signal for PLC makes corresponding control strategy. In this embodiment, the PLC is programmed according to a program flow chart, which is shown in fig. 3

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.