CN112295947A - Detection system for flow valve machining and detection method thereof - Google Patents
Detection system for flow valve machining and detection method thereof Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
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Abstract
The invention relates to the field of valve body machining, and particularly belongs to a detection system for flow valve machining and a detection method thereof. The automatic air tightness detection system comprises a conveying system, a feeding system, an appearance detection system, an air tightness detection system, a flow curve detection system, a sorting system, a display system and a control system. The automatic flow valve detection device has the beneficial effects that the automatic flow valve detection can be conveniently carried out, unqualified products can be removed, the labor input can be reduced, and the detection efficiency can be improved; and data that produces in the testing process is preserved through memory cell and control system, conveniently looks over and the later stage is traceed back through display system to further reduce the possibility of false retrieval and missed retrieval, thereby further prevent that the defective products from flowing into market.
Description
Technical Field
The invention relates to the field of valve body machining, and particularly belongs to a detection system for flow valve machining and a detection method thereof.
Background
The flow valve is used for adjusting the flow by using the area of a throttling opening between the adjusting valve core and the valve body and the local resistance generated by the throttling opening under the condition of the change of the pressure difference between the inlet and the outlet of the valve, thereby controlling the movement speed of an actuating element. The flow rate is kept constant, so that the flow rate of the controlled object (such as a loop, a user, a device and the like, the same below) connected in series with the controlled object is kept constant. The flow valve is applied in a pipe network, the flow can be directly set according to the design, and the valve can automatically eliminate the residual pressure head of the pipeline and the flow deviation caused by pressure fluctuation under the action of water pressure. The names of the flow valves are more, such as self-operated flow balance valves, constant flow valves, dynamic balance valves, etc. The flow valves of various types have different structures and similar working principles. Before the flow valve leaves the factory, whether need detect its performance and satisfy the user demand, all adopt artifical the detection to flow valve's detection among the prior art, have the false retrieval and miss to examine, the inconvenient defect of traceing back of testing process, detection efficiency is low moreover.
Disclosure of Invention
In order to overcome at least part of defects in the prior art, the embodiment of the invention provides a detection system for flow valve machining and a detection method thereof, which can be used for quickly and effectively detecting a flow valve, reducing the labor input and improving the detection efficiency.
The technical scheme provided by the invention is as follows: the utility model provides a detecting system is used in flow valve processing, includes conveying system, feeding system, outward appearance detecting system, gas tightness detecting system, flow curve detecting system, letter sorting system, display system and control system, wherein:
the conveying system is used for accommodating the processed flow valve and conveying the flow valve to a feeding area;
the feeding system is used for transferring the flow valve positioned in the feeding area to the appearance detection system, the air tightness detection system or the flow curve detection system;
the appearance detection system is used for detecting appearance defects of the flow valve;
the air tightness detection system is used for detecting the air tightness of the flow valve in a closed state;
the flow curve detection system is used for detecting the passing pressure of liquid in the process of gradually opening the flow valve;
the sorting system is used for eliminating unqualified flow valves detected by the appearance detection system, the air tightness detection system or the flow curve detection system;
the display system is used for displaying the detection process and the detection result detected by the appearance detection system, the air tightness detection system or the flow curve detection system;
the control system is used for controlling and coordinating the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system.
Further, the appearance detection system comprises an acquisition unit, a comparison unit, a storage unit and a drive unit, wherein:
the acquisition unit is used for acquiring videos or photos of the whole external structure of the flow valve through the camera and transmitting the acquired videos or photos to the comparison unit;
the comparison unit is used for receiving the video and the photo from the acquisition unit, comparing the video and the photo with the appearance of a preset flow valve, and then transmitting a comparison result to the storage unit and the display system, and the comparison unit is also used for distinguishing the integrality of the video and the photo;
the storage unit is used for storing the comparison result from the comparison unit, the video and the photo from the acquisition unit and the appearance picture of the preset flow valve;
and the driving unit is used for adjusting the position of the acquisition unit so as to acquire videos or pictures of different angles of the flow valve.
Further, the gas tightness detecting system comprises a pressure regulating unit, an air inlet unit, an air outlet unit and an air pressure detecting unit, wherein:
the pressure regulating and controlling unit is used for regulating the pressure of the fluid entering the flow valve;
a detection area for detecting the flow valve is formed between the air inlet unit and the air outlet unit, in the detection area where the flow valve is installed, an air inlet of the flow valve is connected with the air inlet unit in a sealing mode, and an air outlet of the flow valve is connected with the air outlet unit in a sealing mode;
the air pressure detection unit is connected with the air outlet unit to detect the pressure of the air in the air outlet unit and transmit the pressure of the air to the display system, the control system and the control system.
Further, the air inlet unit and the air outlet unit are pipelines, and the flow curve detection system comprises a hydraulic detection unit, a flow velocity detection unit, a calculation unit and an output unit, wherein:
the hydraulic detection unit is used for detecting the pressure of the liquid in the air outlet unit and transmitting the detected pressure information to the calculation unit;
the flow rate detection unit is used for detecting the flow rate of the liquid in the air outlet unit and transmitting the detected flow rate information to the calculation unit;
the calculation unit is used for calculating the flow rate of the liquid according to the pressure information and the flow rate information and calculating the flow difference of the liquid by combining the initial pressure set by the pressure regulation and control unit;
and the output unit is used for sending the result calculated by the calculation unit to the display system and the control system.
Further, the sorting system comprises an instruction receiving unit, a control unit and an action unit, wherein:
the instruction receiving unit is used for receiving the control instruction sent by the control system, converting the control instruction into an action instruction and sending the action instruction to the control unit;
the control unit is used for controlling the action unit according to the action instruction;
and the action unit is used for rejecting the flow valves which do not accord with the test standard.
Further, the display system comprises a data processing module and a display module, wherein:
the data processing module is used for receiving the calculation result from the output unit, generating a visual dynamic graph according to the calculation result and putting the dynamic graph into the display module;
and the display module is used for displaying the dynamic graph generated by the data processing module.
Further, the control system comprises a control unit, a communication unit and a power supply unit, wherein:
the control unit is used for sending a control command to control the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system;
the communication unit is used for realizing information interaction between the control unit and the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system;
the power supply unit is used for respectively or uniformly supplying power for the communication unit, the control unit, the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system.
Further, the communication unit is connected with the control unit through a wired network or a wireless network, and the wireless network is one of ZigBee, EnOcean, Bluetooth, TransferJet, WLAN, WiMAX, 2G, 3G, 4G and 5G.
The invention also discloses a detection method for machining the flow valve, which is applied to the detection system for machining the flow valve and comprises the following steps:
the conveying system is controlled through a control system, the machined flow valve is stored, and the flow valve is conveyed to a feeding area;
transferring the flow valve positioned in the feeding area to the appearance detection system, the air tightness detection system or the flow curve detection system through a feeding system;
detecting appearance defects of the flow valve through an appearance detection system, detecting the air tightness of the flow valve in a closed state through an air tightness detection system, and detecting the passing pressure of liquid in the process of gradually opening the flow valve through a flow curve detection system;
when the appearance detection system, the air tightness detection system or the flow curve detection system detects that the flow valve is unqualified, the flow valve is removed through a sorting system;
and displaying the detection process and the detection result detected by the appearance detection system, the air tightness detection system or the flow curve detection system through the display system.
Further, the method comprises the steps of acquiring a video or a photo of the whole external structure of the flow valve through a camera in the acquisition unit, and transmitting the acquired video or photo to the comparison unit;
the video and the photo from the acquisition unit are received through a comparison unit, the video and the photo are compared with the appearance of a preset flow valve, then the comparison result is transmitted to the storage unit and the display system, and the comparison unit is also used for distinguishing the integrality of the video and the photo;
the storage unit stores the comparison result from the comparison unit, the video and the photo from the acquisition unit and the appearance picture of the preset flow valve;
the position of the acquisition unit is adjusted through the driving unit, so that videos or pictures of different angles of the flow valve are acquired.
Has the advantages that: the detection system for processing the flow valve comprises a conveying system, a feeding system, an appearance detection system, an air tightness detection system, a flow curve detection system, a sorting system, a display system and a control system, can conveniently carry out automatic detection on the flow valve, eliminates products which are detected to be unqualified, can reduce labor input, and improves detection efficiency; and data that produces in the testing process is preserved through memory cell and control system, conveniently looks over and the later stage is traceed back through display system to further reduce the possibility of false retrieval and missed retrieval, thereby further prevent that the defective products from flowing into market.
In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the flow valve process detection system of the present invention.
Fig. 2 is a schematic structural diagram of the appearance inspection system of fig. 1.
Fig. 3 is a schematic diagram of the flow curve detection system of fig. 1.
FIG. 4 is a schematic representation of the steps of a flow valve process detection method.
Detailed Description
While the invention will be described in detail and with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments, and that various other changes and modifications may be effected therein by one skilled in the art without departing from the scope or spirit of the invention.
Referring to fig. 1, a detection system for flow valve processing in a preferred embodiment of the present invention includes a conveying system, a loading system, an appearance detection system, an air tightness detection system, a flow curve detection system, a sorting system, a display system, and a control system, wherein:
the conveying system is used for accommodating the processed flow valve and conveying the flow valve to a feeding area;
the feeding system is used for transferring the flow valve positioned in the feeding area to the appearance detection system, the air tightness detection system or the flow curve detection system;
the appearance detection system is used for detecting appearance defects of the flow valve;
the air tightness detection system is used for detecting the air tightness of the flow valve in a closed state;
the flow curve detection system is used for detecting the passing pressure of liquid in the process of gradually opening the flow valve;
the sorting system is used for eliminating unqualified flow valves detected by the appearance detection system, the air tightness detection system or the flow curve detection system;
the display system is used for displaying the detection process and the detection result detected by the appearance detection system, the air tightness detection system or the flow curve detection system;
the control system is used for controlling and coordinating the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system.
In the above embodiment, the appearance detection system includes an acquisition unit, a comparison unit, a storage unit, and a driving unit, wherein:
the acquisition unit is used for acquiring videos or photos of the whole external structure of the flow valve through the camera and transmitting the acquired videos or photos to the comparison unit;
the comparison unit is used for receiving the video and the photo from the acquisition unit, comparing the video and the photo with the appearance of a preset flow valve, and then transmitting a comparison result to the storage unit and the display system, and the comparison unit is also used for distinguishing the integrality of the video and the photo;
the storage unit is used for storing the comparison result from the comparison unit, the video and the photo from the acquisition unit and the appearance picture of the preset flow valve;
and the driving unit is used for adjusting the position of the acquisition unit so as to acquire videos or pictures of different angles of the flow valve.
In the above embodiment, the air tightness detecting system includes a pressure regulating unit, an air inlet unit, an air outlet unit, and an air pressure detecting unit, wherein:
the pressure regulating and controlling unit is used for regulating the pressure of the fluid entering the flow valve;
a detection area for detecting the flow valve is formed between the air inlet unit and the air outlet unit, in the detection area where the flow valve is installed, an air inlet of the flow valve is connected with the air inlet unit in a sealing mode, and an air outlet of the flow valve is connected with the air outlet unit in a sealing mode;
the air pressure detection unit is connected with the air outlet unit to detect the pressure of the air in the air outlet unit and transmit the pressure of the air to the display system, the control system and the control system.
In the above embodiment, the air inlet unit and the air outlet unit are both pipelines, and the flow curve detection system includes a hydraulic pressure detection unit, a flow velocity detection unit, a calculation unit, and an output unit, where:
the hydraulic detection unit is used for detecting the pressure of the liquid in the air outlet unit and transmitting the detected pressure information to the calculation unit;
the flow rate detection unit is used for detecting the flow rate of the liquid in the air outlet unit and transmitting the detected flow rate information to the calculation unit;
the calculation unit is used for calculating the flow rate of the liquid according to the pressure information and the flow rate information and calculating the flow difference of the liquid by combining the initial pressure set by the pressure regulation and control unit;
and the output unit is used for sending the result calculated by the calculation unit to the display system and the control system.
In the above embodiment, the sorting system comprises an instruction receiving unit, a control unit, and an action unit, wherein:
the instruction receiving unit is used for receiving the control instruction sent by the control system, converting the control instruction into an action instruction and sending the action instruction to the control unit;
the control unit is used for controlling the action unit according to the action instruction;
and the action unit is used for rejecting the flow valves which do not accord with the test standard.
In the above embodiment, the display system includes a data processing module and a display module, wherein:
the data processing module is used for receiving the calculation result from the output unit, generating a visual dynamic graph according to the calculation result and putting the dynamic graph into the display module;
and the display module is used for displaying the dynamic graph generated by the data processing module.
In the above embodiment, the control system includes a control unit, a communication unit, and a power supply unit, wherein:
the control unit is used for sending a control command to control the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system;
the communication unit is used for realizing information interaction between the control unit and the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system;
the power supply unit is used for respectively or uniformly supplying power for the communication unit, the control unit, the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system.
In the above embodiment, the communication unit is connected to the control unit through a wired network or a wireless network, and the wireless network is one of ZigBee, EnOcean, Bluetooth, TransferJet, WLAN, WiMAX, 2G, 3G, 4G, and 5G.
Referring to fig. 2, the invention also discloses a detection method for flow valve machining, which is applied to the detection system for flow valve machining and comprises the following steps:
the conveying system is controlled through a control system, the machined flow valve is stored, and the flow valve is conveyed to a feeding area;
transferring the flow valve positioned in the feeding area to the appearance detection system, the air tightness detection system or the flow curve detection system through a feeding system;
detecting appearance defects of the flow valve through an appearance detection system, detecting the air tightness of the flow valve in a closed state through an air tightness detection system, and detecting the passing pressure of liquid in the process of gradually opening the flow valve through a flow curve detection system;
when the appearance detection system, the air tightness detection system or the flow curve detection system detects that the flow valve is unqualified, the flow valve is removed through a sorting system;
and displaying the detection process and the detection result of the appearance detection system, the air tightness detection system or the flow curve detection system through a display system.
In the embodiment, the method further comprises the steps of acquiring a video or a photo of the whole external structure of the flow valve through a camera in the acquisition unit, and transmitting the acquired video or photo to the comparison unit;
the video and the photo from the acquisition unit are received through a comparison unit, the video and the photo are compared with the appearance of a preset flow valve, then the comparison result is transmitted to the storage unit and the display system, and the comparison unit is also used for distinguishing the integrality of the video and the photo;
the storage unit stores the comparison result from the comparison unit, the video and the photo from the acquisition unit and the appearance picture of the preset flow valve;
the position of the acquisition unit is adjusted through the driving unit, so that videos or pictures of different angles of the flow valve are acquired.
The principle and the implementation mode of the invention are explained by applying specific embodiments in the invention, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a detecting system is used in flow valve processing, its characterized in that includes conveying system, feeding system, outward appearance detecting system, gas tightness detecting system, flow curve detecting system, letter sorting system, display system and control system, wherein:
the conveying system is used for accommodating the processed flow valve and conveying the flow valve to a feeding area;
the feeding system is used for transferring the flow valve positioned in the feeding area to the appearance detection system, the air tightness detection system or the flow curve detection system;
the appearance detection system is used for detecting appearance defects of the flow valve;
the air tightness detection system is used for detecting the air tightness of the flow valve in a closed state;
the flow curve detection system is used for detecting the passing pressure of liquid in the process of gradually opening the flow valve;
the sorting system is used for eliminating unqualified flow valves detected by the appearance detection system, the air tightness detection system or the flow curve detection system;
the display system is used for displaying the detection process and the detection result detected by the appearance detection system, the air tightness detection system or the flow curve detection system;
the control system is used for controlling and coordinating the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system.
2. The flow valve machining detection system of claim 1, wherein the appearance detection system comprises an acquisition unit, a comparison unit, a storage unit, and a drive unit, wherein:
the acquisition unit is used for acquiring videos or photos of the whole external structure of the flow valve through the camera and transmitting the acquired videos or photos to the comparison unit;
the comparison unit is used for receiving the video and the photo from the acquisition unit, comparing the video and the photo with the appearance of a preset flow valve, and then transmitting a comparison result to the storage unit and the display system, and the comparison unit is also used for distinguishing the integrality of the video and the photo;
the storage unit is used for storing the comparison result from the comparison unit, the video and the photo from the acquisition unit and the appearance picture of the preset flow valve;
and the driving unit is used for adjusting the position of the acquisition unit so as to acquire videos or pictures of different angles of the flow valve.
3. The flow valve machining detection system of claim 1, wherein the air tightness detection system comprises a pressure regulation unit, an air inlet unit, an air outlet unit and an air pressure detection unit, wherein:
the pressure regulating and controlling unit is used for regulating the pressure of the fluid entering the flow valve;
a detection area for detecting the flow valve is formed between the air inlet unit and the air outlet unit, in the detection area where the flow valve is installed, an air inlet of the flow valve is connected with the air inlet unit in a sealing mode, and an air outlet of the flow valve is connected with the air outlet unit in a sealing mode;
the air pressure detection unit is connected with the air outlet unit to detect the pressure of the air in the air outlet unit and transmit the pressure of the air to the display system, the control system and the control system.
4. The flow valve machining detection system according to claim 3, wherein the air inlet unit and the air outlet unit are both pipelines, and the flow curve detection system comprises a hydraulic pressure detection unit, a flow rate detection unit, a calculation unit and an output unit, wherein:
the hydraulic detection unit is used for detecting the pressure of the liquid in the air outlet unit and transmitting the detected pressure information to the calculation unit;
the flow rate detection unit is used for detecting the flow rate of the liquid in the air outlet unit and transmitting the detected flow rate information to the calculation unit;
the calculation unit is used for calculating the flow rate of the liquid according to the pressure information and the flow rate information and calculating the flow difference of the liquid by combining the initial pressure set by the pressure regulation and control unit;
and the output unit is used for sending the result calculated by the calculation unit to the display system and the control system.
5. The flow valve machining detection system of claim 1, wherein the sorting system includes a command receiving unit, a control unit, and an action unit, wherein:
the instruction receiving unit is used for receiving the control instruction sent by the control system, converting the control instruction into an action instruction and sending the action instruction to the control unit;
the control unit is used for controlling the action unit according to the action instruction;
and the action unit is used for rejecting the flow valves which do not accord with the test standard.
6. The flow valve machining detection system of claim 3, wherein the display system comprises a data processing module and a display module, wherein:
the data processing module is used for receiving the calculation result from the output unit, generating a visual dynamic graph according to the calculation result and putting the dynamic graph into the display module;
and the display module is used for displaying the dynamic graph generated by the data processing module.
7. The flow valve machining detection system of claim 1, wherein the control system includes a control unit, a communication unit, and a power supply unit, wherein:
the control unit is used for sending a control command to control the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system;
the communication unit is used for realizing information interaction between the control unit and the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system;
the power supply unit is used for respectively or uniformly supplying power for the communication unit, the control unit, the conveying system, the feeding system, the appearance detection system, the air tightness detection system, the flow curve detection system, the sorting system and the display system.
8. The flow valve processing detection system according to claim 1, characterized in that the communication unit is connected with the control unit through a wired network or a wireless network, and the wireless network is one of ZigBee, EnOcean, Bluetooth, TransferJet, WLAN, WiMAX, 2G, 3G, 4G and 5G.
9. A detection method for machining a flow valve is applied to the detection system for machining a flow valve, which is characterized by comprising the following steps of:
the conveying system is controlled through a control system, the machined flow valve is stored, and the flow valve is conveyed to a feeding area;
transferring the flow valve positioned in the feeding area to the appearance detection system, the air tightness detection system or the flow curve detection system through a feeding system;
detecting appearance defects of the flow valve through an appearance detection system, detecting the air tightness of the flow valve in a closed state through an air tightness detection system, and detecting the passing pressure of liquid in the process of gradually opening the flow valve through a flow curve detection system;
when the appearance detection system, the air tightness detection system or the flow curve detection system detects that the flow valve is unqualified, the flow valve is removed through a sorting system;
and displaying the detection process and the detection result detected by the appearance detection system, the air tightness detection system or the flow curve detection system through the display system.
10. The flow valve machining detection method of claim 9, further comprising: the flow valve monitoring system further comprises a camera in the acquisition unit, wherein the camera acquires a video or a photo of the whole external structure of the flow valve, and transmits the acquired video or photo to the comparison unit;
the video and the photo from the acquisition unit are received through a comparison unit, the video and the photo are compared with the appearance of a preset flow valve, then the comparison result is transmitted to the storage unit and the display system, and the comparison unit is also used for distinguishing the integrality of the video and the photo;
the storage unit stores the comparison result from the comparison unit, the video and the photo from the acquisition unit and the appearance picture of the preset flow valve;
the position of the acquisition unit is adjusted through the driving unit, so that videos or pictures of different angles of the flow valve are acquired.
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| CN202011080160.3A CN112295947A (en) | 2020-10-10 | 2020-10-10 | Detection system for flow valve machining and detection method thereof |
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| CN116088400A (en) * | 2023-04-10 | 2023-05-09 | 江苏雄越石油机械设备制造有限公司 | Machining control system of wedge type wellhead gate valve |
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