CN103792240A - Intelligent bamboo chip detection system - Google Patents
Intelligent bamboo chip detection system Download PDFInfo
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- CN103792240A CN103792240A CN201410003782.4A CN201410003782A CN103792240A CN 103792240 A CN103792240 A CN 103792240A CN 201410003782 A CN201410003782 A CN 201410003782A CN 103792240 A CN103792240 A CN 103792240A
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Abstract
The invention discloses an intelligent bamboo chip detection system used for identifying and selecting positive and reverse sides of bamboo chips used for mahjong bamboo mats in the market. The device mainly comprises a double-layer identical-structure system consisting of a bamboo chip transmission module, an image acquisition module and a control module, wherein one end of the double-layer system is connected with a computer, and the other end of the double-layer system is connected through an overturning device in the bamboo chip transmission module. According to the intelligent bamboo chip detection system, bamboo chips of which the qualified positive and reverse sides can be screened at a time, the detection speed is high, the identification accuracy rate is high, and the detection time and cost are greatly shortened, so that the production efficiency in the bamboo mat manufacturing industry is improved.
Description
Technical field
The present invention relates to the manufacturing technology field of autonomous detection equipment, more specifically to the intelligent checking system of summer sleeping mat bamboo splint.
Background technology
At present domestic production mahjong mat bamboo chip used, mostly by manually identifying and selecting, has following deficiency: (1) is with manually identifying and select increase production cost.(2) manual work labour intensity is large, inefficiency.(3) inevitably produce personal error, some tiny flaw human eye can not find sometimes, thereby reduced the quality of summer sleeping bamboo mat.
Domestic have some bamboo product enterprises to adopt intelligent classification sorting system, but this system can not be for detection of similar square summer sleeping mat bamboo splint, and narrow application range is comparatively single.
Therefore, invent a kind of recognition correct rate high, the fast mahjong mat bamboo chip intelligent detection device of detection speed seems very important, transforms a little the detection that can be used for other industry simultaneously, makes whole system have certain ubiquity.
Summary of the invention
Fundamental purpose of the present invention is to overcome the shortcoming and defect of existing summer sleeping bamboo mat enterprise bamboo chip detection technique, can enhance productivity and the bamboo chip intelligent checking system of detection speed and provide a kind of.
The present invention realizes by following technical proposals:
Bamboo chip intelligent checking system, mainly by bamboo chip transmission module, image capture module, the double-deck same structure system of control module composition; This two layer system one end is connected with computing machine, and the other end is connected by the turn-over rig in bamboo chip transmission module.
Described bamboo chip transmission module involving vibrations drawing-in device, belt conveyor, roller, device for adjusting posture, turn-over rig.Vibratory feeding device is connected by the groove connecting link with certain width with belt conveyor, device for adjusting posture be placed on belt directly over, the center line in the working direction of center line and belt conveyor overlaps, and is placed on the front of image capture module.Turn-over rig is located by hold down gag and is similar to tangent but does not contact with belt conveyor.
The top of the connection vibratory feeding device in described bamboo chip transmission module and the groove connecting link of belt conveyor is sealed, making the internal height of connecting link only be large enough to hold a bamboo chip passes through, avoid overlapping, and can guarantee that bamboo chip moves down with slower speed in connecting link.
The outlet of the connecting link in described bamboo chip transmission module between vibratory feeding device and the belt conveyor of ground floor structure is connected to be similar to tangent but discontiguous mode with belt.
The arc tubular structure that turn-over rig outward appearance in described bamboo chip transmission module is both ends open; The exit width being connected with detection system second layer structure is with highly all narrow than the entrance being connected with detection system ground floor structure; Entry position is all connected to be similar to tangent but discontiguous mode with the belt conveyor junction of second layer structure with belt conveyor junction and the exit position of ground floor structure.
Device for adjusting posture in described bamboo chip transmission module is placed on the front of image capture module, for guaranteeing that the center line in the working direction of center line on the length direction of bamboo chip after adjusting and belt conveyor overlaps, on length direction, fitly on belt conveyor, be arranged in straight line, guarantee the optimum efficiency of image acquisition.
Described image capture module comprises industrial camera and has the annular light source device without shadow effect, industrial camera be placed on belt directly over, annular light source is placed on the centre of industrial camera and belt, and become around placement centered by camera, and keep at a certain distance away with industrial camera, and the center line of annular light source and industrial camera all overlaps with the center line of the working direction of belt conveyor.Image capture module is transmitted with computing machine and is connected by USB, and the image photographing is delivered to computing machine, carries out analysis and the identification of image by the Labview software on computing machine.
Described control module comprise by controlling solenoid valve screen the driver module of action, for the computing machine of graphical analysis, for the main control module of complete machine operation control and data processing, for assisting camera to carry out level switch module, the data transmission module of image acquisition.Level switch module comprises infrared receiving end and transmitting terminal, and receiving end and transmitting terminal are staggered relatively, sends voltage signal to main control module, provides a rising edge signal to trigger camera take pictures by main control module after being analyzed.Data transmission module connects computing machine and main control module, for main control module provides analysis data.Driver module receives the control signal from main control module, and controls solenoid valve and carry out corresponding screening action.Main control module is take single-chip microcomputer as core processor, as the maincenter of whole control device, connects the data transmission module, level switch module and driver module and image capture module.
The data acquisition that in described control module, data transmission module receives and sends is avoided makeing mistakes in transmitting procedure by the method for crc verification.
In described control module, level switch module is placed between the device for adjusting posture in image capture module and bamboo chip gearing, under camera or tiltedly, the infrared receiving end in level switch module is placed on the relative position, both sides of carrying feed belt with infrared emission end.
Compared with prior art, the present invention has following advantage:
1, the whole flow process of detection system of the present invention does not need labor intensive;
2, detection system of the present invention can disposablely filter out all qualified bamboo chips of tow sides;
3, detection system detection speed of the present invention is fast, has saved time and cost;
4, detection system recognition accuracy of the present invention is high, has guaranteed the reliability of whole system.
Accompanying drawing explanation
Fig. 1 is structure of the present invention and workflow schematic diagram;
Fig. 2 is the structural representation of turn-over rig of the present invention;
Fig. 3 is main control module structured flowchart of the present invention;
Fig. 4 is control module workflow diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, content of the present invention is further described, but is not limitation of the invention.
With reference to Fig. 1, bamboo chip intelligent checking system, mainly by bamboo chip transmission module, image capture module, the double-deck same structure system of control module composition; This two layer system one end is connected with computing machine, and the other end is connected by the turn-over rig in bamboo chip transmission module.
With reference to Fig. 1, bamboo chip transmission module involving vibrations drawing-in device, belt conveyor, roller, device for adjusting posture, turn-over rig.Vibratory feeding device is connected by the groove connecting link with certain width with belt conveyor, device for adjusting posture be placed on belt directly over, the center line in the working direction of center line and belt conveyor overlaps, and is placed on the front of image capture module.Turn-over rig is located by hold down gag and is similar to tangent but does not contact with belt conveyor.
With reference to Fig. 2, the arc tubular structure that the turn-over rig outward appearance in bamboo chip transmission module is both ends open; The exit width being connected with detection system second layer structure is with highly all narrow than the entrance being connected with detection system ground floor structure; Entry position is all connected to be similar to tangent but discontiguous mode with the belt conveyor junction of second layer structure with belt conveyor junction and the exit position of ground floor structure.
Image capture module comprises industrial camera and has the annular light source device without shadow effect, industrial camera be placed on belt directly over, annular light source is placed on the centre of industrial camera and belt, and become around placement centered by camera, and keep at a certain distance away with industrial camera, and the center line of annular light source and industrial camera all overlaps with the center line of the working direction of belt conveyor.Image capture module is transmitted with computing machine and is connected by USB, and the image photographing is delivered to computing machine, carries out analysis and the identification of image by the Labview software on computing machine.
With reference to Fig. 3, control module comprise by controlling solenoid valve screen the driver module of action, for the computing machine of graphical analysis, for the main control module of complete machine operation control and data processing, for assisting camera to carry out level switch module, the data transmission module of image acquisition.Level switch module comprises infrared receiving end and transmitting terminal, and receiving end and transmitting terminal are staggered relatively, sends voltage signal to main control module, provides a rising edge signal to trigger camera take pictures by main control module after being analyzed.Data transmission module connects computing machine and main control module, for main control module provides analysis data.Driver module receives the control signal from main control module, and controls solenoid valve and carry out corresponding screening action.Main control module is take single-chip microcomputer as core processor, as the maincenter of whole control device, connects the data transmission module, level switch module and driver module and image capture module.
With reference to Fig. 1,4, connect after all power switches, system initialization, modules all automatically resets, the diffusion type vibration of vibratory feeding device from centre to both sides vibrated bamboo chip the mobile platform of inwall, and moves up along surrounding spiral with certain speed, the multiple hold down gags of process and the track that only allows a bamboo chip to pass through, bamboo chip is to push away the outlet that moves to drawing-in device above as power close-packed arrays below, and exit position is at the oblique upper of the feed belt of ground floor structure.
Vibratory feeding device only has the connecting link of the groove of a bamboo chip width to be connected with the belt conveyor transmission of ground floor structure by one, the bamboo chip that exports out from drawing-in device enters into connecting link, connecting link has certain radian, bamboo chip is slower moving down in connecting link, do not have overlapping phenomenon and occur in moving process.
Connecting link outlet is connected to be similar to tangent but discontiguous mode with the belt conveyor of ground floor structure, guarantee that bamboo chip can fall on belt conveyor stably, motor drives driving wheel, and driving wheel drives engaged wheel, thereby makes to be placed on the at the uniform velocity steady running of belt conveyor on engaged wheel.Bamboo chip stable moving forward at the uniform velocity on belt conveyor, after attitude adjusting module is adjusted, the center line on the length direction of all bamboo chips all overlaps with the center line of the working direction of belt conveyor, is fitly arranged on belt conveyor.
Infrared receiving end in level switch module is placed on the relative position, both sides of carrying feed belt with infrared emission end, when infrared receiving end receives the infrared signal of transmitting terminal, can produce the magnitude of voltage of a 4V left and right; In the time that receiving end does not receive the infrared signal of transmitting terminal, can produce the magnitude of voltage of a 5V left and right, level switch module can send to main control module by above-mentioned voltage signal.CCD industrial camera in image capture module is taken pictures need to provide the rising edge trigger pip of a low level 0 to high level 1 by main control module, in order to guarantee that bamboo chip image acquisition reaches optimum efficiency, when main control module analyzes bamboo chip, provide the rising edge signal of a moment to trigger to camera and take pictures.
In the time there is no bamboo chip, the infrared receiving end that is placed on belt conveyor one side can receive the infrared signal of the infrared emission end of opposite side, now relatively draw with the reference voltage setting the voltage signal that is output as the approximate 0V of voltage, the result that now main control module is analyzed: do not need to take pictures through the LM393 comparator circuit process in level converter receiving end, in the time having bamboo chip, bamboo chip has blocked the transmission of infrared signal, now the infrared receiving end of level switch module does not receive the infrared signal of transmitting terminal, through the comparator circuit of LM393 comparer, through with the reference voltage setting relatively after the voltage signal of the approximate 5V of output voltage, now main control module receives this voltage signal, analyze and now need to take pictures, first send the signal of a low level 0 to camera, the signal that sends again a high level 1 at once after the time delay of millisecond is to camera, the signal that this process offers camera becomes high level 1 from low level 0, now produce a rising edge signal, industrial camera has detected rising edge signal, take pictures.Under the strong illumination having without the annular light source of shadow effect, can avoid to greatest extent the interference effect of ambient light on daytime, make the picture that camera is taken out keep clear, be convenient to analyze.
Image capture module is transferred to image on computing machine by USB after collecting image, Labview software program on this computer-chronograph is to receiving image analysis, mating, draw the analysis result of one of them face of bamboo chip, by the result of analysis take 10 as the 16 system data (start bits of 2 16 systems, the analysis result of 2 16 systems, the return signal of 2 16 systems, all the other are crc check bit) be sent to main control module by data transmission module.
After main control module receives data, program setting first judges that whether the start bit of front two 16 systems of data is with identical in the good start bit data of computer settings in advance, if different, all the other 8 bit data do not receive, this computer-chronograph does not receive the return signal of main control module, can continue to send analysis result, until receive the return signal of main control module, after main control module receives correct 2 start bits, 16 system data, judge by crc check bit whether data make a mistake in transmitting procedure again, whether reliable, be in transmitting procedure, have loss of data or be tampered if unreliable, still can return signal to computing machine, if the check bit of the data that receive is correct, illustrate that data can be used, obtain by resolution data the analysis result that computing machine sends, main control module extracts the analysis result of 2 16 systems, and return signal is returned to computing machine, this computer-chronograph receives that the correct return signal of main control module stops sending data later, preparing next data sends.
The voltage signal that main control module sends 5V or 0V according to the analysis result extracting is to driver module, the base stage of the CMOS triode in driver module connects an I/O mouth of main control module, in the time that main control module sends the voltage signal of 5V, so transistor base voltage is the conducting of 5V transistor circuit, be now the 24V power circuit closure of solenoid valve, solenoid valve can start bamboo chip to screen action: underproof bamboo chip is rejected; In the time that main control module sends the voltage signal of 0V, the base voltage of triode is 0V, and triode can not conducting, and power of electromagnetic valve feed circuit are not closed, and now solenoid valve is not worked, and the meaning is that qualified bamboo chip allows to pass through.
Now qualified bamboo chip is only that one of them face is qualified, because the present invention requires 2 of bamboo chip faces will detect, so the detection system device that bamboo chip now will enter into second layer structure by turn-over rig is analyzed identification to another face.
The bamboo chip that one side is qualified moves and enters in parabolical mode the entrance of turn-over rig through belt conveyor, as shown in Figure 2, bamboo chip is moved downward by the effect of gravity along the inwall of device in turn-over rig the inside, turn-over rig inner space only allows once by a bamboo chip and bamboo chip can not be rolled in the inner moving process of turn-over rig, guarantee the effect of turn-over, bamboo chip is in the time that the turn-over rig through this arc arrives the outlet of device, now bamboo chip has been realized the effect of turn-over smoothly, by this narrower outlet, on the belt conveyor of the detection system device of the stable second layer structure entering of bamboo chip, continue along with belt conveyor at the uniform velocity moves.
Implementation step is afterwards the same with the implementation step of the detection system of ground floor structure.
The bamboo chip obtaining after detection system through second layer structure is exactly that the present invention requires qualified bamboo chips of two faces obtaining, can be directly used in the summer sleeping mat manufacture of summer sleeping mat manufacturer.
The present invention is by the image information of the bamboo chip collecting, be transferred on terminal computer, on terminal computer, adopt image processing method to process the image obtaining, identify the whether up-to-standard of bamboo chip, and information is turned back in system, underproof product is carried out to the corresponding action of rejecting, through identification and the detection in 2 stages of 2 faces, finishing screen select 2 faces all qualified bamboo chip for directly reprocessing.
Be more than the detailed description of bamboo chip intelligent checking system of the present invention, comprise that each hardware of system forms and the realization of control program accordingly.The present invention is treated to core with image acquisition and control, in conjunction with mechanical drive relevant knowledge, can carry out intelligentized recognition detection screening to the bamboo chip of mahjong mat, can reduce the error of artificial generation, has larger practical value.
Claims (4)
1. a bamboo chip intelligent checking system, is characterized in that: mainly by bamboo chip transmission module, and image capture module, the double-deck same structure system of control module composition; Described bamboo chip transmission module involving vibrations drawing-in device, belt conveyor, roller, device for adjusting posture, hold down gag and turn-over rig; Described image capture module comprises industrial camera and has the annular light source device without shadow effect; Described control module comprise by control solenoid valve screen move driver module, for the computing machine of graphical analysis, as the main control module of whole control device maincenter, for assisting camera to carry out level switch module, the data transmission module of image acquisition; This two layer system one end is connected with computing machine, and the other end is connected by the turn-over rig in bamboo chip transmission module; Vibratory feeding device is connected by groove connecting link with belt conveyor, and turn-over rig is located by hold down gag and is connected to be similar to the tangent but not way of contact with belt conveyor; Main control module connects the data transmission module respectively, level switch module and driver module and image capture module; Level switch module sends voltage signal to main control module, the bridge that data transmission module is connected with main control module as computing machine, and driver module receives the control signal from main control module.
2. bamboo chip intelligent checking system according to claim 1, is characterized in that: the arc tubular structure that the turn-over rig outward appearance in described bamboo chip transmission module is both ends open; Its exit width being connected with detection system second layer structure is with highly all narrow than the entrance being connected with detection system ground floor structure; Entry position is all connected to be similar to tangent but discontiguous mode with the belt conveyor junction of second layer structure with belt conveyor junction and the exit position of ground floor structure.
3. bamboo chip intelligent checking system according to claim 1, is characterized in that: the annular light source of described image capture module centered by industrial camera around placement; Annular light source and industrial camera be all placed on belt conveyor directly over; The center line of the two all overlaps with the center line of belt conveyor.
4. bamboo chip intelligent checking system according to claim 1, is characterized in that: the level switch module in described control module be placed on image capture module under or oblique below; It comprises comparator circuit, shaping circuit, infrared receiving end and transmitting terminal; Infrared receiving end and infrared emission end are placed on the relative position, both sides of belt conveyor.
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| CN201410003782.4A CN103792240B (en) | 2014-01-03 | 2014-01-03 | Bamboo chip intelligent checking system |
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| CN104792789A (en) * | 2015-04-08 | 2015-07-22 | 上海常良智能科技有限公司 | Chemical fiber paper tube appearance detection device and method |
| CN105158258A (en) * | 2015-07-15 | 2015-12-16 | 广西师范大学 | Computer vision-based bamboo strip surface defect detection method |
| CN105834122A (en) * | 2016-05-16 | 2016-08-10 | 广西师范大学 | Square-bar-shaped material edge defect sorting machine and controlling method |
| CN106680278A (en) * | 2017-01-16 | 2017-05-17 | 福建呈祥机械制造有限公司 | Bamboo material surface confirmation device |
| CN107539651A (en) * | 2016-06-29 | 2018-01-05 | 安吉泰茂竹制品有限公司 | A kind of feeding device and its application method for Bamboo Mat Weaving Machine |
| CN108282451A (en) * | 2017-01-20 | 2018-07-13 | 广州市动景计算机科技有限公司 | Hijacking data judgment method, device and user terminal |
| CN109822697A (en) * | 2019-03-27 | 2019-05-31 | 湖南省林业科学院 | A kind of automatically broken bamboo rough mills serialization equipment |
| CN109865673A (en) * | 2019-02-28 | 2019-06-11 | 平顶山天安煤业股份有限公司 | Crucible arranging-in-row device |
| CN111906040A (en) * | 2020-07-22 | 2020-11-10 | 南京森工生物质材料研究院有限公司 | Material automatic sorting technology of engineering bamboo based on target mechanical property |
| CN112405743A (en) * | 2020-12-01 | 2021-02-26 | 湖南银顺融创科技有限公司 | Method and device for selecting and weaving bamboo chips |
| US11057607B2 (en) | 2015-06-17 | 2021-07-06 | Lg Electronics Inc. | Mobile terminal and method for controlling the same |
| CN114088731A (en) * | 2021-10-04 | 2022-02-25 | 湖南丰源环保设备科技有限公司 | Mahjong summer sleeping mat bamboo chip double-face detection method and detection system thereof |
| CN115582898A (en) * | 2022-09-15 | 2023-01-10 | 浙江农林大学 | Method for carrying out floating milling rough planing on bamboo chips |
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| CN109822697A (en) * | 2019-03-27 | 2019-05-31 | 湖南省林业科学院 | A kind of automatically broken bamboo rough mills serialization equipment |
| CN111906040B (en) * | 2020-07-22 | 2022-04-19 | 南京森工生物质材料研究院有限公司 | Material automatic separation system of engineering bamboo based on target mechanical properties |
| CN111906040A (en) * | 2020-07-22 | 2020-11-10 | 南京森工生物质材料研究院有限公司 | Material automatic sorting technology of engineering bamboo based on target mechanical property |
| CN112405743A (en) * | 2020-12-01 | 2021-02-26 | 湖南银顺融创科技有限公司 | Method and device for selecting and weaving bamboo chips |
| CN112405743B (en) * | 2020-12-01 | 2022-04-29 | 湖南银顺融创科技有限公司 | Method and device for selecting and weaving bamboo chips |
| CN114088731A (en) * | 2021-10-04 | 2022-02-25 | 湖南丰源环保设备科技有限公司 | Mahjong summer sleeping mat bamboo chip double-face detection method and detection system thereof |
| CN114088731B (en) * | 2021-10-04 | 2024-02-23 | 湖南丰源环保设备科技有限公司 | Mahjong mat bamboo chip double-sided detection method and detection system thereof |
| CN115582898A (en) * | 2022-09-15 | 2023-01-10 | 浙江农林大学 | Method for carrying out floating milling rough planing on bamboo chips |
| CN115582898B (en) * | 2022-09-15 | 2023-09-26 | 浙江农林大学 | Method for floating milling and rough planing of bamboo chips |
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