CN201823714U

CN201823714U - Bar material diameter automatic detecting, sorting and counting device

Info

Publication number: CN201823714U
Application number: CN2010205479058U
Authority: CN
Inventors: 李克西; 江山; 龙天涯
Original assignee: Zhuzhou Cemented Carbide Group Co Ltd
Current assignee: Zhuzhou Cemented Carbide Group Co Ltd
Priority date: 2010-09-29
Filing date: 2010-09-29
Publication date: 2011-05-11
Anticipated expiration: 2020-09-29

Abstract

The utility model discloses a bar material diameter automatic detecting, sorting and counting device, which comprises a V-shaped guide rail which can enable a bar material to automatically move downwards, a CCD (charge coupled device) camera, parallel light sources, an image processor, a PLC (programmable logic controller) + OP (observation post) host, a blocking cylinder, a sorting cylinder, a qualified bar material channel and a disqualified bar material channel, wherein the V-shaped guide rail is formed with a linear slot, the CCD camera and the parallel light sources are respectively fixed on the two sides of the V-shaped guide rail 5, the image of the bar material diameter can be obtained through the linear slot, the image is inputs into the image processor through the CCD camera 7 to be processed , the image processor is communicated with the PLC + OP host through a serial bus, the processed image data is transmitted to the PLC + OP host, the PLC + OP host analyzes the image data and transmits control information to the sorting cylinder and the blocking cylinder so as to control the sorting cylinder and the blocking cylinder to work, and the sorting cylinder controls the switching of the qualified bar material channel and the disqualified bar material channel. The bar material diameter automatic detecting, sorting and counting device has the characteristics that the detection speed is quick, and the detection quality is stable, and is suitable for the production detection of a great quantity of small-diameter bar materials.

Description

Diameter of rod detection automatically, sorting and statistic device

Technical field

The utility model relates to a kind of at diameter of rod detection automatically, sorting and statistic device.

Background technology

It is the method for manual measurement and sorting that carbide alloy minor diameter bar diameter detects at present widely used, concrete mode is that the testing staff adopts micrometer multimetering diameter of rod value and contrast the sorting of qualified size standard that (bar as certain size 3.25*38.5 of company need detect 30～400,000 every day at least, and every bar need be measured 3～4 location points at least, can guarantee that just bar appearance and size is qualified), this detection post has been equipped with a large amount of testing staff for this reason, rely on testing staff's qualification and accuracy to guarantee the degree of accuracy that detection efficiency and qualified products finally dispatch from the factory fully, but unavoidably there is false retrieval the low while of manual detection efficiency, omission and flase drop phenomenon, make often occur that product to be detected overstock and qualified products in be mixed with the problem of non-certified products.

Summary of the invention

The purpose of this utility model be exactly the man efficiency that exists when overcoming the cylindric small size object of mass detection carbide alloy minor diameter bar or other low, need problems such as a large amount of artificial and inevitable manual errors, provide a kind of detection speed fast, detect steady quality, sorting is accurate and efficient is high diameter of rod detection automatically, sorting and statistic device.

The detection automatically of this diameter of rod, sorting and statistic device that the utility model provides, comprise V-way 5, CCD camera 14, source of parallel light 12, image processor, PLC+OP main frame, obstruct cylinder 3, sorting cylinder 8 that bar 13 is moved down automatically, qualified bar path 10, defective bar passage 11, wherein V-way 5 tilts to place, and is used for bar 13 and moves down automatically; The obstruct cylinder is positioned at the front end of V-way, is used to control bar 13 and enters v-shaped track; Have a linear groove 7 on V-way, ccd video camera 14 and source of parallel light 12 are separately fixed at the both sides of V-way 5, can obtain the image of reflection bar 13 diameters by described linear groove; By ccd video camera 14 image input picture processor is carried out, handle image processor by universal serial bus and PLC+OP main-machine communication, view data after handling is delivered to the PLC+OP main frame, analyze and to sorting cylinder 8 and intercept cylinder 3 and send control information by the PLC+OP main frame, control intercepts cylinder and the action of sorting cylinder, the switching of sorting cylinder 8 qualified bar path 10s of control and defective bar passage 11.

Between qualified bar path 10 and defective bar passage 11 switch is arranged, this switch is by the sorting air cylinder driven.V-way 5 is fixed on the flat board 6 of an adjustable angle joint, and the angle of inclination of V-way can be regulated.There is conduit 2 in the place ahead of V-way 5, and the diameter of this conduit 2 is only held a bar and passed through.Conduit 2 front ends extend in the bar vibrating disk, so that bar 13 enters in the conduit.Described bar vibrating disk adopts the vibrating disk 1 of spiral ascending manner.

The utility model is owing to adopt the dynamic multiple spot continuous measurement of CCD diameter of rod to guarantee to detect quality and carry out quantity simultaneously and add up automatically detecting device that the back bar carries out automatic sorting, it is fast that this device has detection speed, detect steady quality, the accurate sorting of certified products and defective work, characteristics such as device whole efficiency height, be fit to minor diameter in enormous quantities or other small dimension size product, the particularly production testing of carbide alloy minor diameter bar, can guarantee fully that product detects the simultaneously accurate qualified and substandard product of sorting of quality, guarantee the qualified products accuracy of dispatching from the factory, efficient height (1 people can use many table apparatus simultaneously) significantly reduces operator's labour intensity simultaneously.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the mechanical part structural representation that the utility model relates to.

Fig. 3 is the vertical view of Fig. 2.

The specific embodiment

Diameter that is used for the hard alloy bar of ￠ 3.25 * 38.5mm detects and the device of sorting automatically.From Fig. 1 to Fig. 3 as can be seen, vibrating disk 1 is arranged among this embodiment, what this vibrating disk adopted is spiral vibrating disk (the spiral vibrating disk that present embodiment adopts is produced by nine divisions of China in remote antiquity, Wuxi dragon automated machine Manufacturing Co., Ltd), ￠ 3.25 * 38.5mm hard alloy bar 13 is poured in the vibrating disk 1, by vibration Zhi Lianxu of bar is moved upward along vibrating disk, at the vibrating disk topmost conduit 2(employing stainless steel tube that an internal diameter is about ￠ 4mm is installed), make the Zhi Lianxu of bar that rises by vibrating disk enter this stainless steel tube 2, install one in the exit of stainless steel tube 2 again and intercept cylinder 3, the cylinder rod front end is fixed a link stopper 4, link stopper 4 just in time blocks 2/3rds with the exit of conduit 2 when cylinder moves upward, and makes to be blocked in stainless steel tube 2 exits by being arranged in stainless steel tube 2 proal bars; Block 4 is opened the exit of conduit 2 and is made bar 13 fall into naturally V-way 5 when obstruct cylinder 3 moves downward, and utilizes control to intercept moving up and down of cylinder and realizes that once the bar that at every turn falls into V-way 5 has only one.V-way 5 is fixed on the adjustable-angle flat board 6, by regulate dull and stereotyped 6 angle can realize bar 13 along V-way 5 freedom to lower slider and make the bar gliding speed adjustable within the specific limits.Have linear groove on the V-way, the both sides that are in V-way at this linear groove are fixed with ccd video camera 14 and source of parallel light 12 respectively, and source of parallel light 12 adopts infrared source of parallel light.When bar glides through this linear groove, the infrared directional light of infrared source of parallel light emission passes linear groove the bar cross section is covered fully, the camera lens of the ccd video camera of positive alignment simultaneously 14, ccd video camera 14 7 is taken the bar image continuously, and these images are transported to image processor handle, image processor is by universal serial bus and plc communication, receive the data that image processor transmits, whether the diameter of rod of analysis and judgement process is qualified, send instruction by PLC, (the qualified maintenance original position of bar size imports the qualified products path 10 detecting bar to drive 9 actions of sorting switch by control circuit control sorting cylinder 8; Sorting cylinder 8 moves once fast back and forth if bar size is defective, drive sorting switch 9 bar that has detected is imported substandard product passage 11, sorting switch 9 repositions at once immediately), also carry out same control up and down fast (intercepting the discharging that cylinder 3 knee-actions are once realized a bar) in the time of 8 actions of PLC control sorting cylinder to intercepting cylinder 3.

D video camera 14 and infrared source of parallel light are separately fixed at the both sides of V-way 5, their central axis is located along the same line and just in time passes the linear groove of opening on the V-way 5, the process (as shown in Figure 3) the when camera of ccd video camera 14 can photograph the bar that moves downward along V-way 5 straight lines by linear groove.Present embodiment need carry out the gray value rim detection to be differentiated, and therefore selects for use to be fit to the linear array CCD camera 14 that non-contact optoelectronic detects and HD image is photographed and to use the backlight of infrared source of parallel light for shooting.

It is inferior pixel level embedded image treatment system that image processor is selected precision for use, utilize image software to search the function at gray scale edge, apace according to the sized image of detected bar, obtain the related data information such as size of bar product, and that will obtain and result analyzing and processing send upper PLC+OP main frame in the mode of serial communication.This image processor volume is little, and processing speed is fast, and is easy to use and reliable.

Adopting PLC+OP to make control of the present utility model and operation display system main frame, is because the PLC programming is flexible, the software upgrading upgrading is convenient.The OP man-machine interface is provided with the manual mode and the automatic mode that can freely switch.During manual mode, system is mainly used in system debug, maintenance and maintenance by manually-operated.During automatic mode, system is automatically by the operation of designing program.Establish on the OP touch-screen manually, automatically, parameter sets, the warning interface.Can set the qualified tolerance of bar manually debugs or maintenance test.Can display system move real-time condition and the statistics that detects by automatic interface.Parameter is set, and can set or revise the qualified tolerance of various bars.When system moves when undesired, the warning interface provides warning message, simultaneously can also some faults of online elimination.

When present embodiment is in the normal operation situation, ccd video camera 14 is taken by the width of cloth bar continuously at the linear groove place of V-way, digitized processing and analysis through image processor, obtain the data message of bar size, image processor sends above-mentioned data to upper PLC+OP main frame by universal serial bus, the PLC+OP main frame is differentiated relatively according to default size and tolerance standard, whether the diameter of judging bar is in the deviation range that allows, send control instruction immediately and give control circuit, thereby the action of control sorting air cylinder driven sorting switch (as bar size the deviation range that allows then the sorting switch be failure to actuate, the bar that has detected enters in the certified products passage; As the deviation range that exceeds permission then the sorting switch open in the bar guiding defective work passage that will detect to another side immediately, back sorting switch resets at once and waits for instruction action next time), reach to separate and qualifiedly carry out the real time measure statistics with the purpose of defective bar and to quantity, the obstruct of instruction control simultaneously cylinder moves up and down and realizes that once next bar enters V-way; So circulation.

The utility model device is not only applicable to the minor diameter hard alloy bar, is applicable to that the product of other cylindric small dimension size detects yet.

Claims

1. a diameter of rod detection automatically, sorting and statistic device, it is characterized in that this device comprises V-way (5), CCD camera (14), source of parallel light (12), image processor, PLC+OP main frame, obstruct cylinder (3), the sorting cylinder (8) that bar (13) is moved down automatically, qualified bar passage (10), defective bar passage (11), wherein V-way (5) tilts to place, and is used for bar (13) and moves down automatically; The obstruct cylinder is positioned at the front end of V-way, is used to control bar (13) and enters v-shaped track; Have a linear groove (7) on V-way, ccd video camera (14) and source of parallel light (12) are separately fixed at the both sides of V-way (5), can obtain the image of reflection bar (13) diameter by described linear groove; By ccd video camera (14) image input picture processor is carried out, handle image processor by universal serial bus and PLC+OP main-machine communication, view data after handling is delivered to the PLC+OP main frame, analyze and to sorting cylinder (8) and intercept cylinder (3) and send control information by the PLC+OP main frame, control intercepts cylinder and the action of sorting cylinder, the switching of sorting cylinder (8) control qualified bar passage (10) and defective bar passage (11).

2. diameter of rod according to claim 1 detection automatically, sorting and statistic device is characterized in that between qualified bar passage (10) and defective bar passage (11) switch being arranged, and this switch is by the sorting air cylinder driven.

3. diameter of rod according to claim 1 and 2 detection automatically, sorting and statistic device is characterized in that V-way (5) is fixed on the flat board (6) of an adjustable angle joint, can regulate the angle of inclination of V-way.

4. diameter of rod according to claim 1 and 2 detection automatically, sorting and statistic device is characterized in that there is conduit (2) in the place ahead of V-way (5), and the diameter of this conduit (2) is only held a bar and passed through.

5. diameter of rod according to claim 4 detection automatically, sorting and statistic device is characterized in that conduit (2) front end extend in the bar vibrating disk, so that bar (13) enters in the conduit.

6. diameter of rod according to claim 4 detection automatically, sorting and statistic device is characterized in that described bar vibrating disk adopts the vibrating disk (1) of spiral ascending manner.