CN112403929B - Workpiece quality detection mechanism and detection method thereof - Google Patents
Workpiece quality detection mechanism and detection method thereof Download PDFInfo
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- CN112403929B CN112403929B CN202011181543.XA CN202011181543A CN112403929B CN 112403929 B CN112403929 B CN 112403929B CN 202011181543 A CN202011181543 A CN 202011181543A CN 112403929 B CN112403929 B CN 112403929B
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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
- B07C5/34—Sorting according to other particular properties
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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
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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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
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
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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
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41K—STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
- B41K3/00—Apparatus for stamping articles having integral means for supporting the articles to be stamped
- B41K3/02—Apparatus for stamping articles having integral means for supporting the articles to be stamped with stamping surface located above article-supporting surface
- B41K3/04—Apparatus for stamping articles having integral means for supporting the articles to be stamped with stamping surface located above article-supporting surface and movable at right angles to the surface to be stamped
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- Sorting Of Articles (AREA)
Abstract
The scheme belongs to the technical field of workpiece detection, and particularly relates to a workpiece quality detection mechanism and a detection method thereof. The method comprises the following steps: frame, transfer frame, conveyer belt still include: the device comprises a first belt pulley, a second belt pulley, a detection frame, a measurement plate, a sliding plate, a top block, a probe, a second motor and a stamp; the second belt pulley is rotatably arranged on the fixed shaft and is rotatably connected with the first belt pulley through a belt; the probe is arranged between the two baffles; a third contact block is arranged on the baffle; the probe is provided with a fourth contact block and a fifth contact block; and the third contact block, the fourth contact block and the fifth contact block are all provided with wires and are all connected with a second motor. This scheme utilization probe to surface distance to influence the crooked degree of probe, through the deformation degree of probe, make the second motor start, make to stab and seal the sign on the work piece. Not only can detect the unsmooth degree on workpiece surface, save manual operation, can carry out the sign to unqualified product is automatic simultaneously.
Description
Technical Field
The scheme belongs to the technical field of workpiece detection, and particularly relates to a workpiece quality detection mechanism and a detection method thereof.
Background
The workpiece refers to a processing object in a machining process. It may be a single piece or a combination of several pieces secured together. The processing modes of the workpiece are various, and include turning, milling, planing, grinding, casting, forging and the like. The machining process of the workpiece also varies with the machining mode. The machined parts have dimensional tolerances, so that the actual shapes or mutual positions of the points, lines, surfaces forming the geometric features of the parts differ from the shapes and mutual positions specified by an ideal geometric body, the difference in shape is a shape tolerance, the difference in mutual positions is a position tolerance, the differences are collectively called form and position tolerances, and after the workpiece is machined, the degree of unevenness of the surface needs to be qualified and detected, and the appearance and the external dimensions need to be detected.
However, when the traditional workpiece is detected in the concave-convex plane, the microscope observation is generally carried out in a wedge interference mode, and the flatness of the plane can be determined according to the principle of thin film interference. And the workpieces need to be screened one by manual operation.
Disclosure of Invention
The scheme aims to provide a workpiece quality detection mechanism and a detection method thereof, and aims to solve the problems of inconvenience in detection and manual sorting.
In order to achieve the above object, the present invention provides a workpiece quality detection mechanism and a detection method thereof, including: the device comprises a rack, a conveying belt and a crankshaft; the conveying frame is fixedly connected with the rack; a first motor is arranged on the frame; the bent axle rotates and installs in the frame, still includes: the device comprises a detection frame, a measurement plate, a sliding plate, a top block, a probe, a first contact block, a second contact block, a controller, a second motor and a stamp; the controller is fixed on the frame; the crankshaft is provided with a first cam in rotary connection; the detection frame is fixedly arranged on the conveying frame; the detection frame is provided with an adjusting plate in sliding connection; a first spring is arranged between the measuring plate and the adjusting plate; a slide rail is arranged on the frame; the sliding plate is arranged on the sliding rail in a sliding manner; the top block is fixedly connected with the sliding plate; two first baffle plates are arranged at the bottom of the measuring plate; the probe is fixed at the bottom of the measuring plate and is arranged between the two first baffle plates; a third contact block is arranged on the first baffle; a fourth contact block and a fifth contact block are arranged on the probe; a first contact block is arranged on the top block; the conveying frame is provided with a second contact block; the first contact block is electrically connected with the second motor; the second contact block is electrically connected with the second motor; the first contact block, the second contact block, the third contact block, the fourth contact block and the fifth contact block are electrically connected with the controller; the second motor is electrically connected with the controller; the second motor is fixedly connected with the adjusting plate; and the stamp is fixedly connected with the output shaft of the second motor.
The principle of the scheme is as follows: placing a workpiece on a transmission belt, starting a first motor, driving a second belt pulley to rotate by a first belt pulley, rotating a first cam until the first cam is contacted with a second baffle, enabling the second baffle to slide forwards on a sliding rail to drive a top block to move forwards, enabling the first contact block to be contacted with the second contact block when the top block enters the transmission belt, stopping the transmission belt, enabling a probe to move downwards, enabling the probe to be bent when the workpiece meets a processing standard, enabling all the contact blocks to be not contacted, enabling a circuit to be not conducted and enabling stamping to be not moved; when the surface of the workpiece is excessively convex, the probe is bent, and when the third contact blocks at the two ends of the probe are in contact with the third contact blocks at the two ends of the first baffle, the circuit is conducted to drive the stamp to move, so that the surface of the workpiece is marked; when the workpiece surface is too sunken, the fifth contact blocks of the two probes are contacted, the circuit is conducted, the second motor is started, the stamp is driven to be downwards, and the stamp is stamped on the workpiece surface.
The scheme has the beneficial effects that: aiming at the traditional detection device, the scheme utilizes the distance from the probe to the surface so as to influence the bending degree of the probe, the surface of the workpiece meets the processing standard, and the probe is slightly bent; the workpiece shows larger bulge, and the probe is bent; the surface of the workpiece is sunken too much, and the probe is vertical; through the deformation degree of the probe, the second motor is started, so that the mark is stamped on the workpiece. This scheme not only can detect the unsmooth degree on workpiece surface, saves loaded down with trivial details manual operation, can carry out the sign to unqualified product is automatic simultaneously, convenient follow-up sorting.
Further, a stamp detection assembly is arranged at the discharge end of the conveying frame; the stamp detection assembly includes: the device comprises a rotating shaft, a rotating plate, an electromagnet, a CCD visual detection element and a support frame; the supporting frame is fixed on the conveying frame; the rotating shaft is rotatably arranged on the conveying frame; the rotating plate is fixedly arranged on the rotating shaft; the electromagnet is fixedly arranged on the rack; the bottom of the rotating plate is provided with a magnet; a second spring is arranged between the rotating plate and the conveying frame; the CCD visual detection element is fixed on the top of the support frame; the CCD visual detection element is electrically connected with the electromagnet; the CCD visual detection element is electrically connected with the controller; the collecting box has been placed to the support frame bottom, through the discernment of CCD visual detection component to the stamp colour, when CCD visual detection component detected the colour mark, the circuit switches on, the electromagnetism iron circular telegram has magnetism, and then adsorbs magnet, thereby it is rotatory to drive the rotor plate, thereby make the work piece that has the sign drop to the collecting box, when continuing to detect no sign, the circuit does not switch on, the rotor plate resumes to the level under the effect of second spring, thereby make the work piece of not sign move forward, thereby reach the effect of sorting, save manual operation.
Furtherly distance between first contact piece and the second contact piece is less than the bellied radius of first cam, and when the kicking block card was gone into in the draw-in groove, first contact piece contacted with the second contact piece to make second motor main line switch on, then the probe is buckled and is made other contact piece contacts, thereby makes second motor circuit switch on completely, thereby starts. Not only guarantee to stamp intermittent type nature work, guarantee to stamp and only detect the time measuring work when the work piece, also can resources are saved simultaneously.
Furthermore, scales are arranged on the measuring plate; a connecting rod is arranged outside the adjusting plate; the connecting rod is provided with an adjusting nut in threaded connection; the detection frame is provided with a sliding chute; the connecting rod is provided with the rotating shaft, the height of the adjusting plate is adjusted according to different sizes of the workpieces, and the adjusting plate is convenient to adapt to workpieces of various sizes.
Further, a third belt pulley is arranged on the fixed shaft; the measuring frame is provided with a fourth belt pulley in rotary connection, and the third belt pulley is connected with the fourth belt pulley through a belt; the measuring frame is provided with a second cam in rotary connection; the second cam is coaxially connected with the fourth belt pulley; the second cam contacts with the measuring plate, the first belt pulley is driven to rotate through starting of the first motor, the second belt pulley is further driven to rotate, the second belt pulley is coaxially connected with the third belt pulley, the third belt pulley is driven to rotate, the fourth flat belt pulley is finally driven to rotate, the second cam is coaxially connected with the fourth belt pulley, and the second cam is in contact with the second cam for multiple times in the period that the conveying belt stops, so that the probe moves downwards for multiple times to detect, and therefore the detection accuracy is guaranteed.
Further, the fourth belt pulley is less than the third belt pulley, and the time that the purpose was guaranteed kicking block and then draw-in groove is longer for detect, guarantee simultaneously that the second cam number of times is more, the purpose is convenient for detect many times, guarantees accurate degree.
Further, the first belt pulley is rotatably arranged on an output shaft of the first motor; the second belt pulley rotates and is arranged on the crankshaft, and is connected with the first belt pulley in a rotating mode through a belt, the rotating speed of the crankshaft and the first cam on the crankshaft is reduced through belt transmission, the clamping time of the ejector block is prolonged, and the stay detection time of a workpiece on the conveying belt is guaranteed.
The invention also discloses a detection mechanism and a detection method for the quality of the workpiece, which comprise the following steps:
the method comprises the following steps: setting the height of the adjusting plate to enable the height of the conveyor belt away from the probe head to be the height of the workpiece;
step two: placing a workpiece on a conveyor belt, driving the workpiece to move to a discharge end by the conveyor belt, starting a first motor to drive a first belt pulley to rotate, further driving a second belt pulley to rotate, and simultaneously driving a first cam which is coaxially connected to rotate;
step three: the first cam is in rotary contact with the sliding plate so as to drive the sliding plate to slide forwards, and the top block slides forwards on the sliding plate; the top block is clamped in the clamping groove, the conveying belt stops conveying, and the workpiece moves below the measuring plate on the conveying belt;
Step four: the probe on the measuring plate contacts the surface of the workpiece, and the bending degree of the probe is observed;
step five: observing whether the second motor is started or not according to the bending degree of the probe: when the surface of the workpiece is too convex, the third contact block is contacted with the fourth contact block, the circuit is conducted, the second motor is started, the stamp moves, and the mark is marked on the surface of the workpiece; if the surface of the workpiece is too sunken, the fifth probe is contacted, the circuit is conducted, the second motor is started, the stamping movement is carried out, and the surface of the workpiece is marked; the surface of the workpiece is not provided with obvious bulges or depressions, the contact blocks are not contacted with each other, the circuit is not conducted, the second motor is not started, and the stamp is not moved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
FIG. 2 is a front view of a test stand according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of the detection frame in the direction a according to the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a rotating shaft and a rotating plate according to an embodiment of the present invention.
FIG. 5 is a diagram illustrating a probe detecting whether a workpiece meets a machining standard according to an embodiment of the present invention.
FIG. 6 is a diagram illustrating a state where a probe detects an excessive protrusion of a workpiece according to an embodiment of the present invention.
FIG. 7 is a diagram illustrating a state where a probe detects that a workpiece is depressed too deeply or does not contact the workpiece according to an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a machine frame 1, a conveyor belt 201, a conveyor frame 202, a first motor 3, a first belt pulley 401, a second belt pulley 402, a first cam 501, a second cam 502, a third belt pulley 601, a fourth belt pulley 602, a detection frame 7, an adjusting plate 8, a measurement plate 9, a first spring 10, a slide rail 11, a slide plate 12, a top block 13, an adjusting nut 1401, a rotating wheel 1402, a card slot 15, a first baffle 16, a probe 17, a first contact block 1801, a second contact block 1802, a third contact block 1803, a fourth contact block 1804, a fifth contact block 1805, a controller 19, a second motor 20, a telescopic rod 21, a stamp 22, a rotating shaft 23, a rotating plate 24, an electromagnet 25, a magnet 26, a second spring 27, a CCD visual detection element 28, a support frame 29, a collection box 30, a support column 31 and a crankshaft 32.
The embodiment is basically as shown in the attached figure 1:
the machine frame 1 is provided with a fixedly installed conveying frame 202 for workpiece conveying, the bottom of the conveying frame 202 is provided with four supporting columns 31 which are fixedly connected with the conveying frame 202 and are provided with a conveying belt 201, and the bottom of the machine frame 1 is provided with pulleys which are convenient to move and flexibly operate. The first motor 3 is placed on the rack 1, a first belt pulley 401 is arranged on an output shaft of the first motor 3, a rotatably mounted crankshaft 32 is arranged on the conveying frame 202, a second belt pulley 402 is arranged on the crankshaft 32, the second belt pulley 402 is rotatably connected with the first belt pulley 401 through a belt, and a workpiece detection mechanism is arranged on one side, close to a discharge end, of the second belt pulley 402; the method comprises the following steps: the detection frame 7, adjusting plate 8, measuring plate 9, first spring 10, slide rail 11, sliding plate 12, kicking block 13, adjusting nut 1401, runner 1402, draw-in groove 15, first baffle 16, probe 17, first contact block 1801, second contact block 1802, third contact block 1803, fourth contact block 1804, fifth contact block 1805, second motor 20, telescopic link 21, stamp 22, the detection frame 7 is fixed in conveying frame 202 one side, be equipped with sliding connection's adjusting plate 8 on the detection frame 7, the detection frame 7 lateral wall is equipped with adjusting nut and runner 1402, there is the scale on the detection frame 7, adjusting plate 8 passes through adjusting nut and runner 1402 adjustment upper and lower position.
As shown in fig. 2:
the bottom of the adjusting plate 8 is provided with a first spring 10 fixedly connected with the adjusting plate, the free end of the first spring 10 is provided with a measuring plate 9 fixedly connected with the first spring, two first baffles 16 arranged at equal intervals are arranged on the measuring plate 9, two probes 17 arranged at equal intervals are arranged on the measuring plate 9, the probes 17 are made of soft materials, contact blocks are arranged on the first baffles 16 and the probes 17, third contact blocks 1803 are arranged on the two first baffles 16, fourth contact blocks 1804 are arranged at two ends of the two probes opposite to the first baffles, two fifth contact blocks 1805 are arranged on the two probes opposite to each other, the contact blocks of the probes 17 are made of conductive materials, and wires are arranged on the contact blocks for connection. A third belt pulley 601 is arranged on the crankshaft 32, the third belt pulley 601 is coaxially connected with the second belt pulley 402, a fourth belt pulley 602 is rotatably connected behind the detection frame 7, the third belt pulley 601 is connected with the fourth belt pulley 602 through a belt, a second cam 502 is arranged on the fourth belt pulley 602 and is coaxially connected with the fourth belt pulley, and the second cam 502 is in contact with the measurement plate 9. When the first motor 3 is started, the first belt pulley 401 drives the second belt pulley 402 to rotate, and the coaxial third belt pulley 601 drives the fourth belt pulley 602 to rotate, so that the second cam 502 intermittently contacts the measuring plate 9, and the measuring plate 9 faces downward.
As shown in fig. 3:
be equipped with fixed connection's second motor 20 on adjusting plate 8, second motor 20 is linear electric motor, establish european telescopic link 21 on the second motor 20 output shaft, telescopic link 21 bottom is equipped with stabbing seal 22, it is equipped with slide rail 11 to measure the frame bottom, slide rail 11 bottom is with returning pillar 31 and frame 1 fixed connection, be equipped with sliding connection's sliding plate 12 on the slide rail 11, pass through spring coupling between slide rail 11 and the sliding plate 12, when guaranteeing that first cam 501 contactless, initial position can be got back to sliding plate 12. The middle of the sliding plate 12 is provided with a top block 13, the top block 13 is provided with a first contact block 1801, a second contact block 1802 is arranged at a position corresponding to the relative position of the conveying frame 202, the belt pulley is provided with a clamping groove 15, and when the top block 13 moves into the clamping groove 15, the conveying belt 201 stops working. The crankshaft 32 is provided with a first cam 501, the first cam 501 is coaxially connected with the second pulley 402, and the first cam 501 is in contact with the second baffle. When the first cam 501 rotates to abut against the second baffle, the second baffle is pushed to move forward, and further the top block 13 is driven to move forward, when the first contact block 1801 on the top block 13 contacts with the second contact block 1802 on the conveying frame 202, the third contact blocks 1803 on the two probes 17 contact with the fourth contact block 1804 on the first baffle 16 or the fifth contact blocks 1805 on the two probes 17 contact with each other, the circuit is conducted, the second motor 20 is started, and then the telescopic rod 21 moves to drive the stamp 22 to move. The first contact block 1801 and the second contact block 1802 ensure that the second motor 20 is intermittently started, and the stamping 22 is started only when the conveyor belt 201 stops, so that the stamping 22 cannot move all the time, and the subsequent sorting work is influenced. The protrusion of the first cam 501 is larger than that of the second cam 502, so as to ensure that the probe 17 detects the workpiece multiple times when the conveyor belt 201 stops, thereby ensuring accuracy.
As shown in fig. 4:
the discharge end of transfer rack 202 is equipped with sorting mechanism, includes: the device comprises a rotating shaft 23, a rotating plate 24, an electromagnet 25, a magnet 26, a second spring 27, a CCD visual detection element 28, a supporting frame 29 and a collecting box 30, wherein the supporting frame 29 is fixedly connected with a conveying frame 202, the CCD visual detection element 28 is arranged at the top of the supporting frame 29 and used for color identification, a wire is arranged on the CCD visual detection element 28, a power supply is arranged outside the CCD visual detection element 28, the rotating shaft 23 is arranged right below the bottom of the supporting frame 29, two ends of the rotating shaft 23 are fixed on the conveying frame 202, the rotating plate 24 is arranged on the rotating shaft 23, the second spring 27 is fixedly connected with the rotating plate 24, the other end of the second spring 27 is fixedly connected with the conveying frame 202, the electromagnet 25 is arranged on the conveying frame 202, and the electromagnet 25 is communicated with the CCD visual detection element 28 through the wire. The rotating plate 24 is provided with a magnet 26 corresponding to the rotating plate, the bottom of the conveying frame 202 is provided with a collecting box 30, and the collecting box 30 is positioned right below the rotating plate 24. When CCD visual inspection component 28 detects the colored mark, detection signal transmission to controller 19 in, thereby the circuit switches on, electro-magnet 25 circular telegram has magnetism, and then adsorbs magnet 26, thereby it is rotatory to drive rotor plate 24, thereby make the work piece that has the sign drop to collecting box 30 in, when continuing to detect no sign, the circuit does not switch on, rotor plate 24 resumes to the level under the effect of second spring 27, thereby make the work piece that does not sign continue to move forward, thereby reach the effect of sorting, save manual operation.
During the specific operation; the rotating wheel 1402 is rotated to adjust the adjusting plate to a known height, a workpiece is placed on the transmission belt, the first motor 3 is started, the first belt pulley 401 drives the second belt pulley 402 to rotate, the first cam 501 and the third belt pulley 601 which are coaxially connected rotate along with the first belt pulley, when the first cam 501 rotates to be in contact with the second baffle, the second baffle slides forwards on the sliding rail 11 to drive the top block 13 to move forwards, when the top block 13 enters into the first contact block 1801 to be in contact with the second contact block, the transmission belt 201 stops, and the probe 1802 17 intermittently moves downwards. If there is no obvious protrusion or depression on the surface of the workpiece, all the contact blocks are not in contact with each other, as shown in fig. 5, if the circuit is not conducted, the second motor 20 is not started, and the stamp 22 does not move; when the surface of the workpiece protrudes too much, the probe 17 bends, as shown in fig. 6, when the third contact blocks 1803 at the two ends of the probe 17 contact the third contact blocks 1803 at the two ends of the first baffle 16, the circuit is conducted; when the workpiece surface is too sunken, the fifth contact blocks 1805 of the two probes 17 are contacted, as shown in fig. 7, the circuit is conducted, the second motor 20 is started, the telescopic rod 21 is driven to move, the stamp 22 is driven to move downwards, and the stamp is stamped on the workpiece surface. When the first cam 501 continues to rotate, the top block 13 moves out of the slot 15, and the conveyor belt 201 continues to rotate. When the work piece removed to support frame 29 bottom, detected the work piece when CCD visual detection component 28, when detecting colour stamp 22, detected signal transmission to the controller 19 in to the circuit switches on, electro-magnet 25 circular telegram, and adsorption magnet 26, and then it is rotatory to drive rotor plate 24, thereby makes the work piece drop to collecting box 30 downwards, thereby sorts.
A detection mechanism and a detection method for workpiece quality comprise the following steps:
the method comprises the following steps: measuring the initial height for multiple times according to the length of the probe 17, and adjusting the height of the adjusting plate 8 according to the size of the workpiece to enable the height of the conveyor belt 201 at the distance from the needle head of the probe 17 to be the height of the workpiece;
step two: placing a workpiece on the conveyor belt 201, driving the workpiece to move to the discharge end by the conveyor belt 201, starting the first motor 3 to drive the first belt pulley 401 to rotate, further driving the second belt pulley 402 to rotate, and simultaneously driving the first cam 501 coaxially connected to rotate;
step three: the first cam 501 is in rotary contact with the sliding plate 12, so as to drive the sliding plate 12 to slide forward, and the top block 13 slides forward on the sliding plate 12; the first contact block 1801 slides forward in front of the top block 13, making contact with the second contact block 1802; the power supply to the conveyor belt 201 is disconnected; the top block 13 is clamped in the clamping groove 15, and the conveying belt 201 stops conveying; the main circuit of the second motor 20 is switched on; the workpiece is moved under the measuring plate 9 on the conveyor belt 201;
step four: a third belt pulley 601 on the crankshaft 32 is coaxially connected with the second belt pulley 402 to rotate, and a fourth belt pulley 602 is connected with the third belt pulley 601 through a belt to rotate along with the third belt pulley 601; the second cam 502 coaxially connected with the fourth pulley 602 rotates together;
Step five: the second cam 502 is in rotary contact with the measuring plate 9, so that the measuring plate 9 moves for multiple times to drive the probe 17 to measure for multiple times;
step six: the probe 17 on the measuring plate 9 contacts the surface of the workpiece, and the bending degree of the probe 17 is observed;
step seven: observing whether the second motor 20 is activated according to the degree of bending of the probe 17: if the surface of the workpiece is too convex, the third contact block 1803 is in contact with the fourth contact block 1804, the circuit is conducted, the second motor 20 is started, the stamp 22 moves, and the mark is marked on the surface of the workpiece; if the surface of the workpiece is too concave, the fifth contact block 1805 is contacted, the circuit is conducted, the second motor 20 is started, the stamp 22 moves, and the surface of the workpiece is marked; if there is no obvious protrusion or depression on the surface of the workpiece, the contact blocks are not in contact with each other, the circuit is not conducted, the second motor 20 is not started, and the stamp 22 does not move;
step eight: the workpiece moves to the bottom of the supporting frame 29, the CCD visual detection element 28 detects the workpiece, when a color mark is detected, a detection signal is transmitted to the controller 19, so that a circuit is conducted, the electromagnet 25 is electrified and has magnetism, the magnet 26 is attracted, the rotating plate 24 is further driven to rotate, the workpiece falls to the collecting box 30, and after the workpiece falls, the CCD visual detection element 28 cannot detect the color mark, so that the circuit is powered off; the pivoting plate 24 is restored to the level by the action of the second spring 27;
Step nine: and sorting the detected workpieces, and collecting after sorting.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (8)
1. A workpiece quality inspection mechanism comprising: the device comprises a rack (1), a conveying frame (202), a conveying belt (201) and a crankshaft (32); the conveying frame (202) is fixedly connected with the rack (1); a first motor (3) is arranged on the frame (1); the bent axle (32) rotates and installs on frame (1), its characterized in that still includes: the device comprises a detection frame (7), a measurement plate (9), a sliding plate (12), a top block (13), a probe (17), a controller (19), a second motor (20) and a stamp (22); the controller (19) is fixed on the frame (1); a first cam (501) in rotary connection is arranged on the crankshaft (32); the detection frame (7) is fixedly arranged on the conveying frame (202); the detection frame (7) is provided with an adjusting plate (8) in sliding connection; a first spring is arranged between the measuring plate (9) and the adjusting plate (8); a slide rail (11) is arranged on the frame (1); the sliding plate (12) is arranged on the sliding rail (11) in a sliding manner; the top block (13) is fixedly connected with the sliding plate (12); two first baffle plates (16) are arranged at the bottom of the measuring plate (9); the probe (17) is fixed at the bottom of the measuring plate (9) and is arranged between the two first baffle plates (16); a third contact block (1803) is arranged on the first baffle (16); a fourth contact block (1804) and a fifth contact block (1805) are arranged on the probe (17); a first contact block (1801) is arranged on the top block (13); a second contact block (1802) is arranged on the conveying frame (202); the first contact block (1801) is electrically connected with the second motor (20); the second contact block (1802) is electrically connected with a second motor (20); the first contact block (1801), the second contact block (1802), the third contact block (1803), the fourth contact block (1804) and the fifth contact block (1805) are electrically connected with the controller (19); the second motor (20) is electrically connected with the controller (19); the second motor (20) is fixedly connected with the adjusting plate (8); the stamp (22) is fixedly connected with an output shaft of the second motor (20).
2. A workpiece quality inspection mechanism as recited in claim 1, further comprising: a stamping detection assembly is arranged at the discharge end of the conveying frame (202); the stamp detection assembly includes: the device comprises a rotating shaft (23), a rotating plate (24), an electromagnet (25), a CCD visual detection element (28) and a support frame (29); the supporting frame (29) is fixed on the conveying frame (202); the rotating shaft (23) is rotatably arranged on the conveying frame (202); the rotating plate (24) is fixedly arranged on the rotating shaft (23); the electromagnet (25) is fixedly arranged on the rack (1); the bottom of the rotating plate (24) is provided with a magnet (26); a second spring (27) is arranged between the rotating plate (24) and the conveying frame (202); the CCD visual detection element (28) is fixed at the top of the support frame (29); the CCD visual detection element (28) is electrically connected with the electromagnet (25); the CCD visual detection element (28) is electrically connected with the controller (19); and a collecting box (30) is placed at the bottom of the supporting frame (29).
3. A workpiece quality inspection mechanism as recited in claim 1, further comprising: the distance between the first contact block (1801) and the second contact block (1802) is smaller than the radius of the projection of the first cam (501).
4. A workpiece quality inspection mechanism as recited in claim 1, further comprising: scales are arranged on the measuring plate (9); a connecting rod is arranged outside the adjusting plate (8); the connecting rod is provided with an adjusting nut (1401) in threaded connection; a chute is arranged on the detection frame (7); the connecting rod is provided with a rotating wheel (1402).
5. A workpiece quality inspection mechanism as recited in claim 1, further comprising: a third belt pulley (601) is arranged on the fixed shaft; a fourth belt pulley (602) in rotary connection is arranged on the measuring frame, and the third belt pulley (601) is connected with the fourth belt pulley (602) through a belt; a second cam (502) in rotary connection is arranged on the measuring frame; the second cam (502) is coaxially connected with a fourth belt pulley (602); the second cam (502) is in contact with the measuring plate (9).
6. A workpiece quality inspection mechanism as recited in claim 5, further comprising: the fourth pulley (602) is smaller than the third pulley (601).
7. A workpiece quality inspection mechanism as recited in claim 1, further comprising: the belt conveyor further comprises a first belt pulley (401) and a second belt pulley (402), wherein the first belt pulley (401) is rotatably arranged on an output shaft of the first motor (3); the second belt pulley (402) is rotatably arranged on the crankshaft (32) and is rotatably connected with the first belt pulley (401) through a belt.
8. The inspection method of an inspection mechanism for quality of workpieces as set forth in claim 1, comprising the steps of:
the method comprises the following steps: setting the height of the adjusting plate (8) to enable the height of the conveyor belt (201) at the distance from the probe head of the probe (17) to be the height of the workpiece;
step two: the workpiece is placed on the conveyor belt (201), the conveyor belt (201) drives the workpiece to move towards the discharge end, the first motor (3) is started to drive the first belt pulley (401) to rotate, further drive the second belt pulley (402) to rotate, and simultaneously drive the first cam (501) which is coaxially connected to rotate;
step three: the first cam (501) is in rotary contact with the sliding plate (12) so as to drive the sliding plate (12) to slide forwards, and the top block (13) slides forwards on the sliding plate (12); the ejector block (13) is clamped in the clamping groove (15), the conveying belt (201) stops conveying, and the workpiece moves to the position below the measuring plate (9) on the conveying belt (201);
step four: a probe (17) on the measuring plate (9) contacts the surface of the workpiece, and the bending degree of the probe (17) is observed;
step five: observing whether the second motor (20) is activated according to the degree of bending of the probe (17): when the surface of the workpiece meets the processing standard, all the contact blocks are not in contact with each other, the circuit is not conducted, the second motor (20) is not started, and the stamp (22) does not move; when the surface of the workpiece is too convex, the third contact block (1803) is contacted with the fourth contact block (1804), the circuit is conducted, the second motor (20) is started, the stamp (22) moves, and the mark is marked on the surface of the workpiece; when the surface of the workpiece is too concave, the fifth contact block (1805) is contacted, the circuit is conducted, the second motor (20) is started, the stamp (22) moves, and the mark is marked on the surface of the workpiece.
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| CN113289909B (en) * | 2021-05-20 | 2023-08-08 | 杭州程意电器有限公司 | A test and sorting device for switch manufacturing equipment with marking function |
| CN115648007B (en) * | 2022-10-28 | 2025-03-14 | 浙江荣星新材料科技有限公司 | A lip brick grinding equipment for rolled glass |
| CN119406768A (en) * | 2025-01-06 | 2025-02-11 | 浙江浙能迈领环境科技股份有限公司 | Warping degree detection device and method based on hull steel structure machining |
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