CN105436102A - Automatic pairing, detecting and screening device for ferrite cores - Google Patents

Abstract

The invention discloses an automatic pairing detection and screening device for ferrite cores. Including the frame, the magnetic core feeding and discharging mechanism, the magnetic detector, the installation box feeding mechanism and the mismatching discharging mechanism, the magnetic core feeding and discharging mechanism is installed on the frame, the magnetic core feeding and discharging mechanism includes the ferrite core process The feeding mechanism, the positioning detection mechanism, the discharging screening mechanism and the mismatching discharging mechanism are arranged sequentially in the processing direction. Install box infeed mechanism or be removed by unmatched outfeed mechanism. The device of the invention can completely replace manual positioning, matching detection and screening of ferrite cores, improve work efficiency, effectively avoid false detection and misoperation caused by manual operation, and realize accurate positioning of ferrite core matching , High efficiency and automation, good accuracy of online positioning and matching detection.

Description

A ferrite core automatic pairing detection and screening device

technical field

The invention relates to a detection and screening device, in particular to an automatic pairing detection and screening device for ferrite cores, which can perform magnetic detection and screening on two paired ferrite cores, and realize the ferrite The magnetic cores are used in pairs according to the requirements of electromagnetic characteristics testing.

Background technique

In electronic appliances, ferrite cores are widely used. In many cases, in order to meet the magnetic requirements and facilitate installation, some ferrite cores need to be divided into two parts and used in pairs. Since the performance of each ferrite core cannot be completely consistent during production, it is necessary to carry out matching detection and screening on the ferrite core according to the electromagnetic performance, and find the ones that meet the requirements before they can be paired and used.

At present, the matching detection and screening of ferrite cores are done manually. By manually placing two ferrite cores on both sides of the detection coil and holding them down for a certain period of time for detection, they are put into the specified position of the packaging box after passing the test. The detection and positioning are inaccurate, the detection error rate is high, and the work efficiency is very low, especially after the personnel work for a long time, it is easy to cause muscle fatigue and cause misoperation.

Contents of the invention

In order to solve the shortcomings of difficult positioning, high labor intensity, low work efficiency and high false detection rate in manual detection, screening and matching in the production process of ferrite cores, the invention provides an automatic matching detection of ferrite cores Screening device, accurate and efficient automatic positioning, matching ferrite cores are automatically put into the installation box in pairs, and unmatched ones are put into the pending box.

The present invention adopts following technical scheme:

The invention includes a frame, a magnetic core feeding and discharging mechanism, a magnetic detector, an installation box feeding mechanism and a mismatching discharging mechanism. The magnetic core feeding and discharging mechanism is installed on the frame, and the magnetic core feeding and discharging mechanism includes ferrite magnetic The processing direction of the core process is sequentially arranged in the feeding mechanism, the positioning detection mechanism, the discharging screening mechanism and the mismatching discharging mechanism. Fall into the installation box feeding mechanism or be taken away by the unmatched discharging mechanism.

The feeding mechanism: includes a vertically guided cylinder fixed on the frame, a U-shaped feeding push plate, a left feeding box and a right feeding box, and a ferrite magnet is fixedly installed on the frame at the edge of the slot. The left feed box and the right feed box of the core, the cylinder rod of the vertical guide cylinder are fixedly connected with the collection end of the U-shaped feed push plate, the left feed box and the right feed box are both inclined strip groove structures, and It is arranged symmetrically on the outer sides of the opening of the U-shaped feeding push plate to form a V-shaped structure, in which the ferrite cores are arranged in sequence along the direction of the bar-shaped groove, and the two ends of the opening of the U-shaped feeding push plate are respectively connected to the left feeding box and The bottommost ferrite core of the right feed box.

The positioning detection mechanism includes a detection coil connected with a magnetic detector, a detection mold with a ferrite core positioning function, and a horizontal guide cylinder that pushes the detection molds on both sides to open and close horizontally; the detection coil is fixed by the detection coil bracket Installed to the frame, two horizontal guide cylinders are installed on both sides of the detection coil, the horizontal guide cylinder is fixed on the frame through the detection cylinder bracket, and the cylinder rods of the horizontal guide cylinder are fixedly connected with the outer surface of the detection type. The inner side of the tool; there is a guide rod connected between the detection cylinder brackets on both sides, and the two detection molds on both sides are movably sleeved on the guide rod through the detection linear bearing, so that they move along the guide rod driven by the horizontal guide cylinder; the detection The inner surface of the mold is provided with a vacuum suction port for sucking and connecting the ferrite core, and the outer surface is provided with a vacuum interface for connecting the air pump. The vacuum suction port and the vacuum interface are connected through a vacuum channel inside the detection mold.

The magnetic detector is connected with the detection coil, and its function is to receive the detection signal of the detection coil, and judge the electromagnetic intensity characteristic according to the current waveform returned by the detection coil. According to the test results, if the requirements are not met, a fail signal is output.

The discharge screening mechanism includes a sliding plate and a retrieving cylinder that drives the retrieving assembly on the sliding plate to perform linear motion. One side of the channel is the positioning detection mechanism, and the other side of the channel is provided with a reclaiming cylinder. The reclaiming cylinder is fixed on the frame and its cylinder rod faces the direction of the positioning detection mechanism. The cylinder rod of the reclaiming cylinder is fixedly connected with the sliding plate and slides The plate is movably sleeved in the retrieving guide rods on both sides of the through groove through the bearing, so that the reclaiming cylinder drives the sliding plate to move along the retrieving guide rod, and the reclaiming assembly for processing the ferrite core is installed on the sliding plate.

The retrieving assembly includes a pair of retrieving fingers with vacuum suction cups, a pair of sliding cylinders that drive the retrieving fingers to perform linear motion, a pair of gears that are installed on the end faces of the sliding cylinder and a steering motor that drives the gears. Two intermeshing and rotatable driving gears, one of which is connected to the steering motor, the end faces of the driving gears are fixedly connected to the bogie, and the sliding cylinder is installed on the bogie, the cylinder rod of the sliding cylinder is along the radial direction of the driving gear, and the cylinder rod of the sliding cylinder It is fixedly connected with one end of the retrieving finger, the retrieving finger is along the axis of the driving gear, and the other end of the retrieving finger extends to the positioning detection mechanism and is provided with a retrieving suction cup for absorbing the ferrite core on the outer surface;

When the retrieving assembly performs retrieving operations on the ferrite core, the cylinder rods of the two sliding cylinders are all horizontal; after the ferrite core is detected by the positioning detection mechanism, the two sliding cylinders in the retrieving assembly The cylinder rods are all turned from horizontal to vertical under the drive of the steering motor. If the test result of the ferrite core is qualified, the ferrite core is turned to the lower side of the picking finger; if the test result of the ferrite core is unqualified, the ferrite core is turned to the bottom of the picking finger. upper side.

The installation box feeding mechanism includes an XY mobile platform under the top plate of the rack and a vertical stacking feeding mechanism provided on the side of the rack, and an installation box for placing a qualified ferrite core is provided under the top plate of the rack , the installation box is installed on the XY mobile platform, and the installation box on the XY mobile platform has a pair of ferrite core installation sink holes, and the frame is provided with counterbore holes for detecting ferrite core installation for positioning and installation The photoelectric proximity switch of the box, the photoelectric proximity switch has different signal outputs for the ferrite core installation counterbore and edge.

The vertical stacking feeding mechanism includes a vertical stacking plate, a plurality of vertically stacked installation boxes placed on the vertical stacking plate and a vertical stacking stepping motor, the output shaft of the vertical stacking stepping motor is connected to the lead screw coaxially, and the The block thread is inserted into the lead screw, and the propulsion block is located at the bottom of the vertical stacking plate and pushes the bottom installation box to move horizontally towards the XY mobile platform, and is driven by the vertical stack stepping motor to push the bottom installation box to move horizontally to the XY mobile platform superior.

The non-matching discharge mechanism: includes two air claws, a non-matching discharge guiding cylinder and a non-matching product tray; the cylinder rod end of the non-matching discharging guiding cylinder is connected with two air claws, and the two air claws are respectively used For grabbing the ferrite cores on a pair of pick fingers, the disc of mismatched product is located directly below the initial position of the two grippers.

Each air cylinder of the present invention, vacuum suction cup, vacuum suction port, vacuum interface, air claw all use electromagnetic valve control to connect the air pump.

The stepping motor, electromagnetic valve, magnetic detector, and photoelectric proximity switch of the present invention are all electrically connected to the same PLC controller, and the PLC controller controls the feeding mechanism to feed in pairs one by one, and controls the vacuum suction of the positioning detection mechanism, Control the horizontal guide cylinder to push out and position, control the magnetic detector to start measurement, control the horizontal guide cylinder to return after the measurement, and PLC controls the discharge screening mechanism to discharge the material.

The invention adopts a feeding box with a certain amount of ferrite cores, and uses a U-shaped feeding push plate to feed two ferrite cores at the same time, and feeds them to the horizontal alignment position with the detection coil; Promote the detection mold with the tested ferrite core to move horizontally and close each other, ready for testing;

The magnetic detector is connected with the detection coil, and its function is to send a detection signal, and judge the electromagnetic intensity characteristic according to the current waveform returned by the detection coil. According to the test results, if the requirements are not met, a fail signal is output. The measurement result of the magnetic detector is input to the PLC. According to the signal, the stepping motor in the discharge screening mechanism is controlled to drive the meshing gear to drive the retrieving material to rotate in different directions. When the requirements are met, the PLC controls the stepping motor of the XY mobile platform. Move the installation box input by the feeding mechanism to a pair of ferrite cores connected to the retrieving finger; when the qualified requirements are not met, the PLC controls the unmatched discharge mechanism to take out and release with the air claw into a mismatched product box. Realize the automation of feeding, positioning, matching detection and screening of ferrite core pairing.

When the detection is finished, the horizontal guide cylinder retracts and pulls the detection mold with the ferrite core to be tested to move horizontally and separate, and return to the feeding position.

The advantages of the present invention are:

The device of the invention can completely replace manual positioning, matching detection and screening of ferrite cores, thereby improving work efficiency and effectively avoiding misdetection and misoperation caused by manual operation.

The invention realizes accurate, efficient and automatic positioning of ferrite magnetic core matching, reduces the work intensity of operators, improves work efficiency, and improves the accuracy of online positioning and matching detection.

Description of drawings

Fig. 1 is the overall front view of the present invention;

Fig. 2 is the overall plan view of the present invention;

Fig. 3 is the overall right view of the present invention;

Fig. 4 is a partial enlarged view of I region in Fig. 2;

Fig. 5 is the front view of the structure of the ferrite core;

Figure 6 is a cross-sectional view of a ferrite core;

Fig. 7 is detection coil;

Figure 8 is a cross-sectional view of the detection coil

Fig. 9 is a schematic structural diagram of a magnetic detector.

Among them: 1-ferrite core; 2-detection coil; 3-core feeding and discharging mechanism; 4-installation box feeding mechanism; 5-right feeding box; 6-left feeding box; 7-photoelectric proximity switch ;8-XY mobile platform; 9-vertical stacking feeding mechanism; 10-installation box; 11-frame; 12-U-shaped feeding push plate; 13-feeding linear bearing; 14-vertical guide cylinder; Coil support; 16-detection mold; 17-horizontal guide cylinder; 18-detection cylinder support; 19-detection linear bearing; 20-sliding plate; 21-feed guide rod; 22-feed cylinder; 24-driving gear; 25-sliding cylinder; 26-feeding finger; 27-feeding sucker; 28-unmatched product disc; 32. Guide rod, 33. Driven gear, 34. Bogie, 35. Vertically stacked stepper motor, 36. Vertically stacked plates, 37. Push block; A-right vacuum interface; B-left vacuum interface; C-detection signal Output port; D-detection signal input port; E-unqualified signal output port.

detailed description

The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1 and 2, the present invention includes a frame 11, a magnetic core feeding and discharging mechanism 3, a magnetic detector 31, an installation box feeding mechanism 4 and a non-matching discharging mechanism, and a magnetic core feeding and discharging mechanism is installed on the frame 11. Feeding mechanism 3, the magnetic core feeding and discharging mechanism 3 includes a feeding mechanism, a positioning detection mechanism, a material discharging screening mechanism and a non-matching discharging mechanism arranged in sequence along the processing direction of the ferrite core 1 process, and the ferrite core 1 Go through the feeding mechanism to the positioning detection mechanism for detection, and then fall into the installation box feeding mechanism 4 through the discharging screening mechanism or be taken away by the unmatched discharging mechanism.

As shown in Figures 1 and 3, the feeding mechanism: includes a vertical guide cylinder 14 fixed on the frame 11, a U-shaped feeding push plate 12, a left feeding box 6 and a right feeding box 5, the edge of the through groove The left feed box 6 and the right feed box 5 loaded with the ferrite core 1 are fixedly installed on the frame 11, the two feed boxes are pre-arranged with the ferrite core, and the cylinder rod of the vertical guide cylinder 14 It is fixedly connected with the collective end of the U-shaped feeding push plate 12, and the left feeding box 6 and the right feeding box 5 are respectively located at the outer sides of the opening two ends of the U-shaped feeding pushing plate 12, and the left feeding box 6 and the right feeding box 5 They are all inclined bar-shaped groove structures, and are symmetrically arranged on the outside of the opening of the U-shaped feeding push plate 12 to form a V-shaped structure, wherein the ferrite cores 1 are arranged in sequence along the direction of the bar-shaped groove, and the U-shaped feeding push plate Both ends of the opening of the plate 12 are respectively connected to the ferrite core 1 at the bottom of the left feeding box 6 and the right feeding box 5 .

When the cylinder rod of the vertical guide cylinder 14 is released, the U-shaped feeding push plate 12 vertically pushes the pair of ferrite cores 1 at the bottom of the left feeding box 6 and the right feeding box 5 to both sides horizontally with the detection coil 2 The facing position is positioned by the detection mold 16 in the positioning detection mechanism.

As shown in Figure 1, the positioning detection mechanism includes a detection coil 2 connected with a magnetic detector 31, a detection mold 16 with a ferrite core positioning function, and a horizontal guide cylinder 17 that pushes the detection molds 16 on both sides to open and close horizontally. The detection coil 2 is fixedly installed on the frame 11 by the detection coil support 15, and two horizontal guide cylinders 17 are installed on both sides of the detection coil 2, and the horizontal guide cylinder 17 is fixed on the frame 11 by the detection cylinder support 18, and the horizontal guide The cylinder rods of the cylinder 17 are all fixedly connected to the outer surface of the detection mold 16, and the inner surface of the detection mold 16; a guide rod 32 is connected between the detection cylinder brackets 18 on both sides, and the two detection molds 16 on both sides pass the detection The linear bearing 19 is movably sleeved on the guide rod 32, so that it moves along the guide rod 32 driven by the horizontal guide cylinder 17; the inner surface of the detection mold 16 is provided with a vacuum suction port for sucking and connecting the ferrite core 1, and the outer surface is opened There is a vacuum interface for connecting the air pump, and the vacuum suction port and the vacuum interface are connected through a vacuum channel provided inside the detection tool 16 . The vacuum ports of the detection molds 16 on both sides are the right vacuum port A and the left vacuum port A respectively.

The detection coil 2 is located in the middle of the two tested ferrite cores 1, fixed on the frame with a bracket, and the end faces are parallel to the two detection molds 16; the left and right two detection molds are equipped with positioning pins Accurate positioning is achieved when closing each other, and a vacuum suction port is opened at the bottom of the detection mold.

Initially, the horizontal guide cylinder is retracted, and the detection mold is separated from the ferrite core without contact. Then the vertical guide cylinder of the feeding mechanism pushes the left and right pair of ferrite cores into the detection mold. The bottom is pressed and positioned; the horizontal guide cylinders on both sides stretch out to push the detection mold with the tested ferrite core to move horizontally and close each other, and the tested ferrite core 1 and the detection coil 2 in the detection mold realize positioning , to prepare for the test; when the test is finished, the horizontal guide cylinder retracts and pulls the test tool with the ferrite core 1 under test to move horizontally and separate, returning to the initial position.

As shown in FIG. 9 , the magnetic detector 31 is connected to the detection coil, and its function is to receive the detection signal of the detection coil, and judge the electromagnetic intensity characteristic according to the current waveform returned by the detection coil. According to the test results, if the requirements are not met, a fail signal is output. The magnetic detector 31 is connected with the detection coil 2, and its function is to receive the detection signal, detect and output the detection result. The magnetic detector 31 is provided with a detection signal output port C, a detection signal input port D and an unqualified signal output port E.

As shown in Figure 4, the discharge screening mechanism: comprising a slide plate 20 and a retrieving cylinder 22 that drives the retrieving assembly on the slide plate 20 to perform linear motion, the frame 11 top plate at the discharge screening mechanism is provided with a ferrite core 1. A falling through trough, one side of the through trough is a positioning detection mechanism, and the other side of the through trough is provided with a reclaiming cylinder 22, the reclaiming cylinder 22 is fixed on the frame 11 and its cylinder rod faces the direction of the positioning and detecting mechanism, and the material retrieving The cylinder rod of the cylinder 22 is fixedly connected with the sliding plate 20, and the sliding plate 20 is movably sleeved in the fetching guide rods 21 on both sides of the through groove through bearings, and the fetching guide rod 21 is parallel to the cylinder rod of the fetching cylinder 22, so that the fetching The cylinder 22 drives the lower slide plate 20 to move along the fetching guide rod 21 , and the slide plate 20 is equipped with a fetching assembly for processing the ferrite core 1 .

As shown in Figure 4, the retrieving assembly includes a pair of retrieving fingers 26 with vacuum suction cups, a pair of sliding cylinders 25 that drive the retrieving fingers 26 to perform linear motion, a pair of gears on the end surface of the sliding cylinder 25, and the steering of the driving gear. Motor 23, two intermeshing rotatable drive gears 24 and driven gear 33 are installed on the slide plate 20, wherein one drive gear 24 is connected to the steering motor 23, and the drive gear 24 and driven gear 33 are hingedly installed in the slide plate 20 In the groove, driving gear 24, driven gear 33 end faces are all fixedly connected with bogie 34, and sliding cylinder 25 is installed on the bogie 34, and sliding cylinder 25 cylinder rods are along driving gear 33 radial directions, and sliding cylinder 25 cylinder rods are connected with the reclaimer. One end of finger 26 is fixedly connected, and material fetching finger 26 is axially along drive gear 24, driven gear 33, and its other end stretches to positioning detection mechanism and is provided with the material fetching sucker 27 that is used to absorb ferrite core 1 on the outer surface;

When the retrieving assembly is retrieving the ferrite core 1, the cylinder rods of the two sliding cylinders 25 are all horizontal; after the ferrite core 1 is detected by the positioning detection mechanism, the two sliding cylinders in the retrieving assembly Cylinder 25 cylinder rods are all turned to vertical by horizontal under steering motor 23 drives. If the test result of the ferrite core 1 is qualified, the ferrite core 1 is turned to the lower side of the finger 26; if the test result of the ferrite core 1 is unqualified, the ferrite core 1 is turned to the Located on the upper side of the finger 26.

When the positioning detection mechanism performs feeding detection, the reclaiming cylinder retracts and waits, and does not work; when the positioning detection mechanism completes the feeding detection, the detection mold is driven by the retrieving cylinder to extend out and bring a pair of retrieving fingers to the medium. Between the detection mold 16 and the detection coil 2 and parallel to the tested ferrite core, the distance between the pick-up fingers 26 on both sides is enlarged under the drive of the slide cylinder 25, so that the pick-up fingers 26 face the ferrite core. The body magnetic core 1 moves and presses the tested ferrite magnetic core 1. At this moment, the vacuum suction port of the detection tool 16 stops sucking air. The distance between the fetching fingers 26 on both sides is driven by the sliding cylinder, and the measured ferrite core 1 is taken out; finally, a pair of fetching fingers that have been fetched are returned to the initial position by retracting the rod of the fetching cylinder 22 waiting position.

Filter by test results:

A) If it matches, that is, the test result is qualified, the steering motor 23 drives the meshing gear to make the feeding point turn 90 degrees downward, and the ferrite core 1 is turned to the lower side of the picking finger 26, and the ferrite core 1 There is an installation box 10 connected to the XY mobile platform directly below it in the through groove. The sliding cylinder 25 extends downward to put the tested ferrite core 1 into the installation box 10. The vacuum chuck is disconnected and separated, and the sliding cylinder 25 The cylinder rod retracts to the initial waiting position.

B) If it does not match, that is, the detection result is unqualified, the steering motor 23 drives the meshing gear to make the feeding point turn upward by 90 degrees, the ferrite core 1 is turned to the upper side of the feeding finger 26, and the sliding cylinder 25 extends Move the tested ferrite core 1 upwards to the discharge position, take out the discharge by the unmatched discharge mechanism, the vacuum suction cup is disconnected and separated, and the discharge is completed, and the cylinder rod of the sliding cylinder 25 is retracted to the initial waiting position.

As shown in Figure 1, the installation box feeding mechanism 4 includes the XY mobile platform 8 under the top plate of the frame 11 and the vertical stacking feeding mechanism 9 provided on the side of the frame 11. The installation box 10 of the qualified ferrite core 1, the installation box 10 is installed on the XY mobile platform 8, the installation box 10 on the XY mobile platform 8 has a pair of ferrite core installation counterbore, the frame 11 It is provided with a photoelectric proximity switch 7 for detecting the ferrite core installation counterbore to locate the installation box 10. The photoelectric proximity switch 7 has different signal outputs for the ferrite core installation counterbore and the edge.

As shown in Figure 1, vertical stacking feeding mechanism 9 comprises vertical stacking plate 36, a plurality of installation boxes 10 vertically stacked up and down on the vertical stacking plate 36 and vertical stacking stepping motor 35, the vertical stacking stepping motor 35 The output shaft is coaxially connected to the lead screw, and the pusher block 37 is threaded in the lead screw. The pusher block 37 is located at the bottom of the vertical stack plate 36 and pushes the bottom installation box 10 to move horizontally towards the XY moving platform 8, and the stepper motor in the vertical stack Driven by 35, the lowermost installation box 10 is driven to horizontally translate onto the XY mobile platform 8.

The XY mobile platform is composed of the screw driven by the stepping motor in the X direction and the Y direction; when the installation box feeding mechanism pushes the installation box into the XY mobile platform, the XY mobile platform is connected according to the photoelectric proximity switch The position and output signal of the installation box are used to perform the initial positioning of the installation box; after the positioning is completed, the XY mobile platform adjusts the position of the first pair of ferrite core installation counterbores of the installation box to the position of the extraction and screening mechanism of the discharge screening mechanism. The material finger detects the discharge position that meets the requirements; then move a pair of installation counterbore positions in turn; when they are all full, move to the outlet position of the installation box.

Unmatched discharge mechanism: including two air claws 29, unmatched discharge guide cylinder 30 and unmatched product tray 28; the cylinder rod end of unmatched discharge guide cylinder 30 is connected with two air claws 29, two air claws 29 are respectively used to grasp the ferrite core 1 on a pair of fetching fingers 26, and the unmatched product disc 28 is located directly below the initial positions of the two air claws 29.

The initial state does not match the discharge guide cylinder retracts, and the two air claws open; when the detection does not match, that is, the test result is unqualified, the mismatch discharge guide cylinder extends so that the air claw is located on the tested ferrite core to move the discharge The location is directly above. When the sliding cylinder in the discharge screening mechanism stretches out to move the tested ferrite core to the discharge position, that is, the open position of the air claw, when it is in place, the air claw closes and grabs the tested ferrite core. The vacuum suction cup is disconnected, and the sliding cylinder in the discharge screening mechanism is retracted; the unmatched discharge guide cylinder is retracted, and the air claw is released to put the tested ferrite core into the unmatched product box; the unmatched discharge mechanism returns to initial state.

The measurement result of the magnetic detector is input to the PLC, and according to the signal, the stepping motor in the discharge screening mechanism is controlled to drive the meshing gear to drive the retrieving material to rotate in different directions. When the requirements are met, the PLC controls the stepping motor of the XY mobile platform, and moves the installation box input by the feeding mechanism of the installation box to a pair of ferrite cores connected to the pick-up finger. When the requirements are not met, the PLC controls the unmatched discharge mechanism to take out the unmatched product box with the air claw. Realize the automation of feeding, positioning, matching detection and screening of ferrite core pairing.

The structure of the ferrite core to be tested according to the present invention is shown in Fig. 5 and Fig. 6, in which there is a groove, and the center of the groove has a boss embedded in the coil hole, and the corresponding coil structure is shown in Fig. 7 and Fig. 8 .

Concrete implementation work process of the present invention is as follows:

Step 1: The installation box 10 is pushed horizontally to the XY mobile platform 8 by the installation box feeding mechanism 9. After the photoelectric proximity switch 7 is aligned, the installation box 10 moves the first pair of ferrite cores to the position of the suction cup 27 vertical positions;

Step 2: A pair of ferrite cores 1 reaches the bottom, that is, in front of the U-shaped feed push plate 12, and the vertical guide cylinder 14 pushes the U-shaped feed push plate 12 to send a pair of ferrite cores 1 into the detection tool. In 16, the A right and left vacuum ports and B left vacuum ports on the detection tool 16 are connected with a vacuum compressor and a vacuum switch. When the vacuum switch is turned on, the horizontal guide cylinder 17 pushes the detection tool 16 to move relative to each other and reaches the detection position of the detection coil 2. , the PLC sends an order to start detection, the detection signal input port D of the magnetic detector 31 connected to the detection signal output port C, the magnetic detector 31 is provided with a magnetic requirement range, and the unqualified signal is sent to the user through the unqualified signal output port E if the range is exceeded. PLC, after the detection is completed, the horizontal guide cylinder 17 pulls the detection mold 16 back to the feeding position;

Step 3: The retrieving finger 26 is pushed out under the action of the retrieving cylinder 22, and reaches the middle of the detection coil 2 and the detection mold 16, and the pair of sliding cylinders 25 move forward so that the retrieving suction cups 27 on the pair of retrieving fingers 26 are pressed Detect the ferrite core 1 in the mold 16, the A and B vacuum ports of the detection mold 16 correspond to the vacuum switches, and the suction cup 27 is opened to hold the ferrite core 1, and a pair of sliding cylinders 25 are returned to take out the iron core. The ferrite core 1, the reclaiming cylinder 22 returns to remove the ferrite core 1 that has been detected;

Step 4: According to the test results, the PLC divides two cases. The first case is that there is no unqualified signal, which means two matches. The PLC drives the steering motor 23 to mesh the driving gear 24 and the driven gear 33 to make the ferrite The core 1 rotates 90 degrees in the downward direction, so that the ferrite core 1 faces downward, and a pair of sliding cylinders 25 move forward to put the ferrite core 1 into the installation box 10, and the retrieving suction cup 27 is closed; Cylinder 25 retreats, and PLC drives steering motor 23 to make meshing drive gear 24 and driven gear 33 rotate in the opposite direction to reset; the second case is to receive an unqualified signal, the two do not match, PLC drives steering motor 23 to make meshing drive gear 24 , The driven gear 33 rotates the ferrite core 1 upwards by 90 degrees, so that the ferrite core 1 faces upwards, and the unqualified discharge cylinder 30 is pushed out so that a pair of discharge air claws 29 reach the ferrite core. Above the magnetic core 1, a pair of sliding cylinders 25 move forward to send the ferrite magnetic core 1 into the discharge air claw 29, the discharge air claw 29 closes and grabs, the retrieving suction cup 27 closes, and the pair of sliding cylinders 25 retreats. The unqualified discharge cylinder 30 belt grabs the discharge air claw 29 with the unmatched ferrite core 1 and returns, and the discharge air claw 29 unclamps and puts the unmatched ferrite core 1 into the unmatched product box 28.

Complete feeding, matching detection, and screening; if it matches, move the installation box to the next position in step 1, and repeat steps 2-4.

It can be seen that the technical effect of the present invention is remarkable, which can realize the positioning, pairing detection and screening of ferrite cores, improve work efficiency, effectively avoid problems caused by manual operation, and improve the accuracy of online positioning and matching detection.

The content described in the embodiments of this specification is only an enumeration of the implementation forms of the inventive concept. The protection scope of the present invention should not be regarded as limited to the specific forms stated in the embodiments. The protection scope of the present invention also extends to the field Equivalent technical means that the skilled person can think of based on the concept of the present invention.

Claims (10)

1. a FERRITE CORE automatic matching detects screening plant, it is characterized in that: comprise frame (11), magnetic core feeding-discharging mechanism (3), magnetism detector (31), mounting box feeding mechanism (4) and do not mate discharging mechanism, frame (11) is provided with magnetic core feeding-discharging mechanism (3), magnetic core feeding-discharging mechanism (3) comprises the feeding mechanism of arranging successively along FERRITE CORE (1) operation process direction, positioning detection mechanism, discharging sorting mechanism and do not mate discharging mechanism, FERRITE CORE (1) detects in feeding mechanism to positioning detection mechanism, fall into mounting box feeding mechanism (4) through discharging sorting mechanism or do not mated discharging mechanism again and take away.

2. a kind of FERRITE CORE automatic matching according to claim 1 detects screening plant, it is characterized in that: described feeding mechanism: comprise the vertically-guided cylinder (14) be fixed in frame (11), U-shaped charging push pedal (12), left charging box (6) and right charging box (5), the frame (11) at groove edge is installed with the left charging box (6) and right charging box (5) of loading FERRITE CORE (1), the cylinder rod of vertically-guided cylinder (14) is fixedly connected with the set end of U-shaped charging push pedal (12), left charging box (6) and right charging box (5) are the bar-shaped trough structure of inclination, and the outside being arranged symmetrically in U-shaped charging push pedal (12) opening two ends forms V-shaped structure, wherein FERRITE CORE (1) is arranged successively along bar-shaped trough direction, U-shaped charging push pedal (12) opening two ends are connected respectively to left charging box (6) and right charging box (5) bottommost FERRITE CORE (1).

3. a kind of FERRITE CORE automatic matching according to claim 1 detects screening plant, it is characterized in that: described positioning detection mechanism comprises the magnetic test coil (2) being connected with magnetism detector (31), the detection type tool (16) with FERRITE CORE positioning function and promotes the horizontally-guided cylinder (17) of both sides detection type tool (16) horizontal folding; Magnetic test coil (2) is fixedly installed to frame (11) by magnetic test coil support (15), two horizontally-guided cylinders (17) are arranged on two sides of magnetic test coil (2), horizontally-guided cylinder (17) is fixed in frame (11) by detecting air cylinder support (18), the cylinder rod of horizontally-guided cylinder (17) is all fixedly connected with detection type tool (16) lateral surface, detection type tool (16) medial surface; Guide post (32) is connected with between the detection air cylinder support (18) of both sides, two detection type tools (16) of both sides are all actively set on guide post (32) by detection of straight lines bearing (19), make under horizontally-guided cylinder (17) drives mobile along guide post (32); The medial surface of detection type tool (16) has for drawing the suction mouth connecting FERRITE CORE (1), lateral surface has the vacuum interface for connecting air pump, is provided with vacuum passage connection communicates between suction mouth and vacuum interface by detection type tool (16) inside.

4. a kind of FERRITE CORE automatic matching according to claim 1 detects screening plant, it is characterized in that: described magnetism detector (31), magnetism detector is connected with described magnetic test coil, its effect receives described magnetic test coil detection signal, judges electromagnetism intensity characteristic according to the current waveform that described magnetic test coil returns.According to testing result, if do not met the demands, export defective signal.

5. a kind of FERRITE CORE automatic matching according to claim 1 detects screening plant, it is characterized in that: described discharging sorting mechanism: comprise sliding panel (20) and drive the upper feeding assembly of sliding panel (20) to do the feeding cylinder (22) of rectilinear motion, frame (11) top board at discharging sorting mechanism place is provided with the groove that FERRITE CORE (1) falls, the side of groove is positioning detection mechanism, groove opposite side is provided with feeding cylinder (22), feeding cylinder (22) is fixed on upper and its cylinder rod of frame (11) towards positioning detection mechanism direction, the cylinder rod of feeding cylinder (22) is fixedly connected with sliding panel (20), sliding panel (20) is actively set in the feeding guide rod (21) of groove both sides by bearing, feeding cylinder (22) is made to drive lower slider plate (20) mobile along feeding guide rod (21), sliding panel (20) is provided with the feeding assembly for the treatment of FERRITE CORE (1).

6. a kind of FERRITE CORE automatic matching according to claim 5 detects screening plant, it is characterized in that: the feeding that described feeding assembly comprises a pair band vacuum cup refers to (26), feeding is driven for a pair to refer to that (26) do the sliding cylinder (25) of rectilinear motion, a pair end face installs driven wheel (24) and driven gear (33) and the steer motor (23) being connected driven wheel (24) of sliding cylinder (25), sliding panel (20) is provided with two and engages each other rotating driven wheel (24) and driven gear (33), wherein driven wheel (24) connects steer motor (23), driven wheel (24) and driven gear (33) end face are all fixedly connected with bogie (34), bogie (34) is provided with sliding cylinder (25), sliding cylinder (25) cylinder rod is along driven wheel (24), driven gear (33) is radial, sliding cylinder (25) cylinder rod refers to that with feeding the one end of (26) is fixedly connected with, feeding refers to (26) along driven wheel (24), driven gear (33) axially, its other end stretches to positioning detection mechanism and is provided with the feeding sucker (27) for drawing FERRITE CORE (1) at lateral surface.

7. a kind of FERRITE CORE automatic matching according to claim 6 detects screening plant, it is characterized in that: when described feeding assembly carries out feeding operation to FERRITE CORE (1), two equal levels of sliding cylinder (25) cylinder rod; After detecting FERRITE CORE (1) by described positioning detection mechanism, in described feeding assembly, two sliding cylinder (25) cylinder rods turn to vertically by level under steer motor (23) drives.

8. a kind of FERRITE CORE automatic matching according to claim 1 detects screening plant, it is characterized in that: described mounting box feeding mechanism (4) comprises the vertical stacking feeding mechanism (9) that XY mobile platform (8) below frame (11) top board and frame (11) side are provided with, be provided with for placing the mounting box (10) detecting qualified FERRITE CORE (1) below the top board of frame (11), mounting box (10) is arranged on XY mobile platform (8), mounting box (10) on XY mobile platform (8) has paired FERRITE CORE and installs counterbore, frame (11) is provided with and for detecting FERRITE CORE, the photoelectric proximity switch (7) that counterbore positions mounting box (10) is installed, photoelectric proximity switch (7) installs counterbore to FERRITE CORE and edge has unlike signal to export.

9. a kind of FERRITE CORE automatic matching according to claim 8 detects screening plant, it is characterized in that: described vertical stacking feeding mechanism (9) comprises vertical stacks lamination (36), be placed on mounting box (10) and the vertical stacking stepper motor (35) of the multiple upper and lower vertical stacking on vertical stacks lamination (36), the output shaft of vertical stacking stepper motor (35) coaxially connects leading screw, forward block (37) thread bush is in leading screw, forward block (37) is positioned at vertical stacks lamination (36) bottommost and promotes nethermost mounting box (10) and moves horizontally towards XY mobile platform (8), nethermost mounting box (10) horizontal translation is promoted on XY mobile platform (8) under vertical stacking stepper motor (35) drives.

10. a kind of FERRITE CORE automatic matching according to claim 1 detects screening plant, it is characterized in that: described does not mate discharging mechanism: comprise two gas pawls (29), do not mate discharging guide cylinder (30) and not matching product dish (28); The cylinder rod end not mating discharging guide cylinder (30) is connected with two gas pawls (29), two gas pawls (29) are respectively used to the FERRITE CORE (1) that crawl a pair feeding refers on (26), and matching product dish (28) is not positioned at immediately below two gas pawl (29) initial positions.