Pneumatic control system capable of achieving automatic classification of products of multiple specifications

Abstract

A pneumatic control system capable of achieving automatic classification of products of multiple specifications comprises an air source processor, the air source processor is communicated with a first port of a start button, and a second port of the start button is respectively connected with a first port of a first two-position five-way single pneumatic control valve, a first port of a second two-position five-way single pneumatic control valve, a first port of a first trigger switch, a second port of a second trigger switch and a second port of a third two-position five-way single pneumatic control valve through pipelines. A port 1 of the second trigger switch is communicated with a port 3 and a port 5 of the three-position five-way middle release valve, a port 2 of the first trigger switch is connected with a port 14 of the three-position five-way middle release valve, and a port 2 of the second trigger switch is connected with a port 12 of the three-position five-way middle release valve; a fourth port of the three-position five-way middle discharge valve is connected with a fourteenth port of the first two-position five-way single pneumatic control valve and a twelfth port of the two-position three-way single pneumatic control valve through pipelines, and a second port of the three-position five-way middle discharge valve is connected with a fourteenth port of the second two-position five-way single pneumatic control valve and a first port of the two-position three-way single pneumatic control valve through pipelines.

Description

Technical Field

[0001] The utility model relates to the field of pneumatic control circuits, in particular to a pneumatic control system capable of realizing automatic classification of products of multiple specifications. Background Art

[0002] At present, in the manufacturing industry, food processing industry, automobile industry and many other industries, it is often necessary to classify parts, products or foods according to special parameters. Traditionally, most of them are classified manually, which is inefficient and has a high error rate, and has gradually been eliminated. At present, the more popular method is to use electronic identification systems for automatic identification and classification. However, although the fully electronic identification system has a high accuracy rate, its overall cost is relatively high. At the same time, the daily maintenance of the entire identification system is also very troublesome, and it is not suitable for low-profit lines or industries.

[0003] Therefore, a method or device capable of solving the above problems is now needed. Summary of the invention

[0004] The utility model aims to solve the above-mentioned deficiencies in the prior art and proposes a pneumatic control system which has a simple structure, ingenious design, reasonable layout, does not rely on electronic components, can effectively control costs and can realize automatic classification of products of multiple specifications.

[0005] The technical solution of the utility model is: a pneumatic control system capable of realizing automatic classification of products of multiple specifications, comprising an air source processing 1, characterized in that: the air source processing 1 is connected with a port 1 of a start button 2, and a port 2 of the start button 2 is respectively connected with a port 1 of a first two-position five-way single air control valve 3, a port 1 of a second two-position five-way single air control valve 4, a port 1 of a third two-position five-way single air control valve 5, a port 1 of a first trigger switch 6, a port 1 of a second trigger switch 7, and ports 3 and 5 of a three-position five-way drain valve 8 through pipelines,

[0006] Port 2 of the first trigger switch 6 is connected to port 14 of the three-position five-way center drain valve 8, port 2 of the second trigger switch 7 is connected to port 12 of the three-position five-way center drain valve 8, port 4 of the three-position five-way center drain valve 8 is respectively connected to port 14 of the first two-position five-way single air control valve 3 and port 12 of the two-position three-way single air control valve 9 through pipelines, port 2 of the three-position five-way center drain valve 8 is respectively connected to port 14 of the second two-position five-way single air control valve 4 and port 1 of the two-position three-way single air control valve 9 through pipelines, and port 2 of the two-position three-way single air control valve 9 is connected to port 14 of the third two-position five-way single air control valve 5.

[0007] The 4th port of the first two-position five-way single air control valve 3 is connected to the retracting end of the first cylinder 10, and the 2nd port of the first two-position five-way single air control valve 3 is connected to the extending end of the first cylinder 10.

[0008] The 4th port of the second 2-position 5-way single air control valve 4 is connected to the retracting end of the second cylinder 11, and the 2nd port of the second 2-position 5-way single air control valve 4 is connected to the extending end of the second cylinder 11.

[0009] Port 2 of the third two-position five-way single air control valve 5 is connected to the retracting end of the third cylinder 12 , and port 4 of the third two-position five-way single air control valve 5 is connected to the extending end of the third cylinder 12 .

[0010] Compared with the prior art, the utility model has the following advantages:

[0011] This type of pneumatic control system that can realize automatic classification of products of multiple specifications has a simple structure, ingenious design, and reasonable layout. It does not require the use of any electronic identification device. Through the reasonable arrangement of the gas path, it can automatically control the action of a specific cylinder after the identification switch is triggered, thereby pushing different types of products to different production lines or transportation lines. Compared with the traditional electronic identification system, its cost is greatly reduced, which can effectively control the overall budget in the workshop. At the same time, its manufacturing process is simple and the manufacturing cost is low. Therefore, it can be said that it has many advantages and is particularly suitable for promotion and application in this field. Its market prospects are very broad. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of an embodiment of the utility model. DETAILED DESCRIPTION

[0013] The specific implementation of the present utility model will be described below in conjunction with the accompanying drawings. Figure 1 As shown: a pneumatic control system capable of realizing automatic classification of products of multiple specifications, comprising an air source processing 1, wherein the air source processing 1 is connected to port 1 of a start button 2, and port 2 of the start button 2 is respectively connected to port 1 of a first two-position five-way single air control valve 3, port 1 of a second two-position five-way single air control valve 4, port 1 of a third two-position five-way single air control valve 5, port 1 of a first trigger switch 6, port 1 of a second trigger switch 7, and ports 3 and 5 of a three-position five-way center drain valve 8 through pipelines.

[0014] Port 2 of the first trigger switch 6 is connected to port 14 of the three-position five-way center drain valve 8, port 2 of the second trigger switch 7 is connected to port 12 of the three-position five-way center drain valve 8, port 4 of the three-position five-way center drain valve 8 is respectively connected to port 14 of the first two-position five-way single air control valve 3 and port 12 of the two-position three-way single air control valve 9 through pipelines, port 2 of the three-position five-way center drain valve 8 is respectively connected to port 14 of the second two-position five-way single air control valve (4) and port 1 of the two-position three-way single air control valve 9 through pipelines, and port 2 of the two-position three-way single air control valve 9 is connected to port 14 of the third two-position five-way single air control valve 5.

[0015] The 4th port of the first two-position five-way single air control valve 3 is connected to the retracting end of the first cylinder 10, and the 2nd port of the first two-position five-way single air control valve 3 is connected to the extending end of the first cylinder 10.

[0016] The 4th port of the second 2-position 5-way single air control valve 4 is connected to the retracting end of the second cylinder 11, and the 2nd port of the second 2-position 5-way single air control valve 4 is connected to the extending end of the second cylinder 11.

[0017] Port 2 of the third two-position five-way single air control valve 5 is connected to the retracting end of the third cylinder 12 , and port 4 of the third two-position five-way single air control valve 5 is connected to the extending end of the third cylinder 12 .

[0018] The working process of the pneumatic control system that can realize automatic classification of products of multiple specifications in the embodiment of the utility model is as follows:

[0019] The working process is as follows: open the air source, the air source processing 1 starts working, press the start button 2, the system starts working, the first two-position five-way single air control valve 3, the second two-position five-way single air control valve 4 and the third two-position five-way single air control valve 5 are ventilated, and the first trigger switch 6 and the second trigger switch 7 are also ventilated. At the same time, the 3rd and 5th ports of the three-position five-way center drain valve 8 are ventilated.

[0020] This control system can classify and screen three different types of workpieces: A, B, and C. C is the basic workpiece, and A and B are the deformations of C.

[0021] The process of exporting C artifacts is as follows:

[0022] The 2nd port of the 3-position 5-way center drain valve 8 is ventilated, and the 14th port of the second 2-position 5-way single air control valve 4 is ventilated. The second 2-position 5-way single air control valve 4 is reversed, and its 4th port is ventilated, driving the second cylinder 11 to retreat;

[0023] The 4 ports of the 3-position 5-way center drain valve 8 are ventilated, the 14 ports of the first 2-position 5-way single air control valve 3 are ventilated, the first 2-position 5-way single air control valve 3 is reversed, and the 4 ports thereof are ventilated, driving the first cylinder 10 to retreat;

[0024] The 12th port of the two-position three-way single air-controlled valve 9 is ventilated, the two-position three-way single air-controlled valve 9 is reversed, and its two ports are ventilated, the 14th port of the third two-position five-way single air-controlled valve 5 is ventilated, the third two-position five-way single air-controlled valve 5 is reversed, and its four ports are ventilated, driving the third cylinder 12 to extend, and the C workpiece is pushed from the conveyor belt to the corresponding outlet by the third cylinder 12; that is, when neither the first trigger switch 6 nor the second trigger switch 7 is triggered, the C workpiece is classified and screened under the action of the third cylinder 12.

[0025] The process of exporting an artifact is as follows:

[0026] When workpiece A passes through the first trigger switch 6, since there is a position (such as a protrusion) on workpiece A that is different from the base workpiece (workpiece C), this position will collide with the first trigger switch 6 and trigger it, and port 2 of the first trigger switch 6 is ventilated, and port 14 of the three-position five-way center drain valve 8 is ventilated, and the three-position five-way center drain valve 8 is reversed, and its port 2 is ventilated; port 14 of the second two-position five-way single air control valve 4 is ventilated, and the second two-position five-way single air control valve 4 is reversed, and its port 4 is ventilated, driving the second cylinder 11 to retreat;

[0027] At this time, there is no air in 4 ports of the three-position five-way center drain valve 8, the two-position three-way single air-controlled valve 9 is reset, there is no air in 2 ports of the two-position three-way single air-controlled valve 9, there is no air in 14 ports of the third two-position five-way single air-controlled valve 5, the third two-position five-way single air-controlled valve 5 is also reset, and its 2 ports are ventilated. At this time, the third cylinder 12 retreats; and there is no air in 14 ports of the first two-position five-way single air-controlled valve 3, the first two-position five-way single air-controlled valve 3 is reset, and its 2 ports are ventilated, driving the first cylinder 10 to extend, and the A workpiece is pushed from the conveyor belt to the corresponding outlet by the first cylinder 10; that is, when the first trigger switch 6 is triggered, the A workpiece is classified and screened under the action of the first cylinder 10.

[0028] The process of exporting artifact B is as follows:

[0029] When workpiece B passes the second trigger switch 7, since workpiece A has a position (such as a depression) different from that of the base workpiece (workpiece C), this position triggers the second trigger switch 7, and port 2 of the second trigger switch 7 is ventilated, port 12 of the three-position five-way center drain valve 8 is ventilated, the three-position five-way center drain valve 8 is reversed, and port 4 thereof is ventilated; port 14 of the first two-position five-way single air control valve 3 is ventilated, the first two-position five-way single air control valve 3 is reversed, and port 4 thereof is ventilated, and the first cylinder 10 retracts;

[0030] At this time, port 2 of the three-position five-way center drain valve 8 is empty, ports 1 and 2 of the two-position three-way single air control valve 9 are empty, and port 14 of the third two-position five-way single air control valve 5 is empty. The third two-position five-way single air control valve 5 is reset, and its port 2 is ventilated, driving the third cylinder to retreat;

[0031] There is no air at port 14 of the second two-position five-way single air-controlled valve 4, and the second two-position five-way single air-controlled valve 4 is reset, and its two ports are ventilated, driving the second cylinder 11 to extend, and the B workpiece is pushed from the conveyor belt to the corresponding outlet by the second cylinder 11; that is, when the second trigger switch 7 is triggered, the B workpiece is classified and screened under the action of the second cylinder 11.

Claims

1. A pneumatic control system capable of realizing automatic classification of products of various specifications, comprising an air source processing (1), characterized in that: The gas source processing (1) is connected to port 1 of the start button (2), and port 2 of the start button (2) is respectively connected to port 1 of the first two-position five-way single gas control valve (3), port 1 of the second two-position five-way single gas control valve (4), port 1 of the third two-position five-way single gas control valve (5), port 1 of the first trigger switch (6), port 1 of the second trigger switch (7), and ports 3 and 5 of the three-position five-way center drain valve (8) through pipelines. Port 2 of the first trigger switch (6) is connected to port 14 of the three-position five-way center drain valve (8), port 2 of the second trigger switch (7) is connected to port 12 of the three-position five-way center drain valve (8), port 4 of the three-position five-way center drain valve (8) is respectively connected to port 14 of the first two-position five-way single air control valve (3) and port 12 of the two-position three-way single air control valve (9) through pipelines, port 2 of the three-position five-way center drain valve (8) is respectively connected to port 14 of the second two-position five-way single air control valve (4) and port 1 of the two-position three-way single air control valve (9) through pipelines, and port 2 of the two-position three-way single air control valve (9) is connected to port 14 of the third two-position five-way single air control valve (5). The four ports of the first two-position five-way single air control valve (3) are connected to the retracted end of the first cylinder (10), and the two ports of the first two-position five-way single air control valve (3) are connected to the extended end of the first cylinder (10). The fourth port of the second two-position five-way single air control valve (4) is connected to the retracted end of the second cylinder (11), and the second port of the second two-position five-way single air control valve (4) is connected to the extended end of the second cylinder (11). Port 2 of the third two-position five-way single air control valve (5) is connected to the retracted end of the third cylinder (12), and port 4 of the third two-position five-way single air control valve (5) is connected to the extended end of the third cylinder (12).

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