Printed matter positioning, detecting and conveying device

Abstract

The utility model relates to the technical field of printed matter conveying, in particular to a printed matter positioning, detecting and conveying device which comprises a machine table, a detector, a rotary conveying mechanism, a feeding conveying mechanism and a discharging mechanism. The rotary conveying mechanism, the solid material conveying assembly, the feeding conveying mechanism and the discharging mechanism are matched with the detector, so that printed matter automatically flows to the feeding station, the discharging station and a plurality of detection stations to complete detection work, the traditional manual feeding and discharging link is eliminated, and the operation efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of printed matter conveying, especially relates to a printed matter positioning detection conveying device. BACKGROUND

[0002] The quality standard of printed matter is continuously improved, and especially the packaging printing, electronic label and other fields put forward more strict requirements to the accurate positioning of patterns and characters.

[0003] In the printed matter production process, detection is the key link to ensure the pattern color matching accuracy and seam alignment. The traditional technology mainly relies on manual feeding and discharging to cooperate with the detection instrument to detect through algorithm. Such detection mode needs frequent manual feeding and discharging, and the operation efficiency of manual feeding and discharging is low, which is difficult to meet the high-speed production demand, so it is necessary to improve. UTILITY MODEL CONTENT

[0004] The utility model aims at the shortage of prior art, provides a kind of printed matter positioning detection conveying device, cooperate with detection instrument by rotating conveying mechanism, solid material conveying component, feeding conveying mechanism, discharging mechanism, to make printed matter automatically flow in feeding station, discharging station and multiple detection stations and complete detection work, eliminate traditional manual feeding and discharging link, greatly improve operation efficiency.

[0005] To realize the above-mentioned purpose, a kind of printed matter positioning detection conveying device of the utility model, including machine table, detection instrument, rotating conveying mechanism, feeding conveying mechanism and discharging mechanism;

[0006] The machine table is provided with feeding station, discharging station and multiple detection stations;

[0007] The detection instrument is respectively arranged above feeding station and multiple detection stations, for detecting printed matter;

[0008] The rotating conveying mechanism is provided with multiple solid material conveying components for fixing and conveying printed matter, and the rotating conveying mechanism drives multiple solid material conveying components to stop in feeding station, discharging station and multiple detection stations respectively;

[0009] The feeding conveying mechanism is provided with one side of the feeding station, for conveying printed matter to the solid material conveying component;

[0010] The discharging mechanism is arranged in the discharging station, for receiving the solid material conveying component to convey the printed matter that has completed detection.

[0011] Further, the detection instrument includes a fixed frame, a horizontal displacement driver, a displacement seat, an auxiliary illuminating lamp and a detection sensor;

[0012] The fixing frame is fixed to the machine table, the horizontal displacement driver is fixed to the fixing frame and is used for driving the displacement seat to horizontally displace, and the auxiliary illuminating lamp and the detection sensor are both fixed to the displacement seat.

[0013] Further, the detection instrument is a CCD sensor, a spectrum sensor, an RGB sensor or a CMOS sensor.

[0014] Further, the rotating conveying mechanism comprises a rotating disc and a rotating driver, and the rotating driver is used for driving the rotating disc to rotate along the axis of the machine table.

[0015] Further, the solid material conveying assembly is a vacuum conveying belt module.

[0016] Further, the feeding conveying mechanism comprises a feeding conveying belt, a mounting frame, a counting camera and a display.

[0017] The feeding conveying belt is used for conveying the printed matter to the feeding station, the mounting frame is arranged on both sides of the feeding conveying belt, the counting camera is mounted on the mounting frame, and the display is fixed to one side of the mounting frame and is electrically connected with the counting camera.

[0018] Further, one side of each detection station is provided with a waste box used for collecting defective products.

[0019] Further, an ink drying module is arranged directly above the discharging station, and the ink drying module is used for drying the ink on the printed matter.

[0020] Further, the discharging mechanism comprises a discharging conveying belt, a position calibration mechanism and a calibration driver, the discharging conveying belt is used for receiving and / or conveying the printed matter, which has completed detection, and is conveyed by the solid material conveying assembly, the calibration driver is arranged above the discharging conveying belt and is used for executing a calibration instruction to drive the position calibration mechanism to displace, and the position calibration mechanism is used for adsorbing the printed matter to execute the calibration instruction to calibrate the position of the printed matter.

[0021] Further, the position calibration mechanism comprises a calibration frame, a camera, a rotating driver, an extension driver and a suction disc, the calibration frame is connected with the calibration driver, the camera is arranged on one side of the calibration frame and is used for acquiring the image of the printed matter, the rotating driver is fixed to the calibration frame and is used for driving the extension driver to rotate, the extension driver drives the suction disc to ascend and descend, and the suction disc is used for adsorbing the printed matter.

[0022] The utility model discloses an advantage effect: the utility model discloses effect through rotary conveying mechanism, solid material conveying subassembly, material loading conveying mechanism, unloading mechanism cooperation detector, to make the printed matter automatic flow in the material loading station, unloading station and multiple detection stations and complete detection work, eliminate traditional manual loading and unloading link, and greatly promote the operation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the structure schematic drawing of the utility model.

[0024] Figure 2 It is the structure schematic drawing of the utility model's detector, rotary conveying mechanism, material loading conveying mechanism and unloading mechanism.

[0025] The reference signs include:

[0026] 1, machine table, 11, material loading station, 12, unloading station, 13, detection station, 14, waste box, 15, ink drying module,

[0027] 2, detector, 21, fixed frame, 22, horizontal displacement driver, 23, displacement seat, 24, auxiliary illuminating lamp, 25, detection sensor,

[0028] 3, rotary conveying mechanism, 31, solid material conveying subassembly, 32, rotary disc,

[0029] 4, material loading conveying mechanism, 41, feeding conveyor belt, 42, mounting bracket, 43, counting camera, 44, display,

[0030] 5, unloading mechanism, 51, discharge conveyor belt, 52, position calibration mechanism, 521, calibration bracket, 522, calibration camera, 523, rotation driver, 524, telescopic driver, 625, suction cup, 53, calibration driver. DETAILED DESCRIPTION

[0031] The utility model is described in detail below in connection with the drawings.

[0032] Referring to Figures 1 to 2 The utility model discloses a kind of printed matter positioning detection conveying devices, including machine table 1, detector 2, rotary conveying mechanism 3, material loading conveying mechanism 4 and unloading mechanism 5;

[0033] The machine table 1 is provided with material loading station 11, unloading station 12 and multiple detection stations 13;

[0034] The detector 2 is respectively arranged above material loading station 11 and multiple detection stations 13, for detecting printed matter;

[0035] The rotary conveying mechanism 3 is provided with a plurality of solid material conveying assemblies 31 for fixing and conveying the printed matter, and the rotary conveying mechanism 3 drives the plurality of solid material conveying assemblies 31 to stop at the feeding station 11, the discharging station 12 and a plurality of detection stations 13 respectively;

[0036] The feeding conveying mechanism 4 is arranged on one side of the feeding station 11 and is used for conveying the printed matter to the solid material conveying assemblies 31.

[0037] The discharging mechanism 5 is arranged at the discharging station 12 and is used for receiving the printed matter conveyed by the solid material conveying assemblies 31 and having completed detection.

[0038] Specifically, the rotary conveying mechanism 3 cooperates with the solid material conveying assemblies 31 to realize automatic flow of the printed matter among the feeding station 11, the discharging station 12 and the plurality of detection stations 13, completely eliminates the manual feeding and discharging links, and greatly improves the work efficiency.

[0039] The detector 2 covers the feeding station 11 and the plurality of detection stations 13, cooperates with the intermittent positioning of the rotary conveying mechanism 3, realizes multi-station synchronous detection, and meets the demand of high-speed production rhythm.

[0040] The solid material conveying assemblies 31 ensure that the printed matter maintains a constant posture during detection, improve the color matching accuracy and the detection reliability of the joint alignment, realize accurate positioning and guarantee the detection quality.

[0041] The feeding, detection and discharging station 12 is an integrated module station layout, forms a closed-loop detection process, reduces the waiting time between processes, and improves the overall production line throughput.

[0042] In work, the rotary conveying mechanism 3 drives the solid material conveying assemblies 31 to stop at the feeding station 11, the printed matter is conveyed from the feeding conveying mechanism 4 to the solid material conveying assemblies 31 of the feeding station 11, the detector 2 on the feeding station 11 performs the first detection on the printed matter, the rotary conveying mechanism 3 drives the solid material conveying assemblies 31 and the printed matter to stop at the plurality of detection stations 13 respectively, the detector 2 respectively completes a plurality of detections on the printed matter, the rotary conveying mechanism 3 drives the solid material conveying assemblies 31 and the printed matter to stop at the discharging station 12, the solid material conveying assemblies 31 convey the printed matter having completed detection to the discharging mechanism 5, and the discharging mechanism 5 receives the printed matter having completed detection and conveys it to the next process.

[0043] Through the cooperation of the rotary conveying mechanism 3, the solid material conveying assemblies 31, the feeding conveying mechanism 4, the discharging mechanism 5 and the detector 2, the printed matter automatically flows among the feeding station 11, the discharging station 12 and the plurality of detection stations 13 and completes the detection work, eliminates the traditional manual feeding and discharging links, and greatly improves the work efficiency.

[0044] Referring to Figure 1 andFigure 2 As shown, the detector 2 of the embodiment includes a fixing frame 21, a horizontal displacement driver 22, a displacement seat 23, an auxiliary illuminating lamp 24, and a detection sensor 25.

[0045] The fixing frame 21 is fixed to the machine table 1, the horizontal displacement driver 22 is fixed to the fixing frame 21 and is used to drive the displacement seat 23 to displace horizontally, and the auxiliary illuminating lamp 24 and the detection sensor 25 are both fixed to the displacement seat 23.

[0046] Specifically, the fixing frame 21 is installed on the machine table 1 to provide a stable support structure for the detector 2 and ensure that there is no vibration deviation during the detection process. The rigidity of the detection system is improved to avoid detection errors caused by mechanical vibration.

[0047] The horizontal displacement driver 22 (such as a servo motor or a linear module) controls the precise movement of the displacement seat 23 in the horizontal direction to realize adjustable position detection of the detection sensor 25 and the illuminating lamp and improve the detection flexibility.

[0048] Driven by the horizontal displacement driver 22, the displacement seat 23 carries the detection sensor 25 and the auxiliary illuminating lamp 24 to ensure that they move synchronously.

[0049] The auxiliary illuminating lamp 24 is integrated in the displacement seat 23 and moves synchronously with the detection sensor 25 to provide stable and uniform illumination conditions. The interference of surface reflection, shadow, and the like of the printed matter is eliminated to improve the detection accuracy.

[0050] The detection sensor 25 combines with the auxiliary illuminating lamp to perform image acquisition to complete the acquisition of the detection image.

[0051] The detector 2 of the embodiment is a CCD sensor, a spectrum sensor, an RGB sensor, a CMOS sensor, or a defect detection LiDAR laser radar.

[0052] Specifically, the CCD is suitable for ultra-precision detection, the spectrum sensor solves the color and anti-counterfeiting problems, the RGB sensor optimizes the cost performance, the CMOS meets the high-speed AI detection, and the defect detection LiDAR laser radar is used for defect identification. Different types of sensors are selected to complete detection work with different requirements. The problems of low efficiency, insufficient accuracy, and poor adaptability in the traditional manual detection are solved, and the detector is especially suitable for packaging printing, electronic tags, and other fields with strict requirements on speed and accuracy.

[0053] Referring to Figure 2 As shown, the rotating conveying mechanism 3 of the embodiment includes a rotating disc 32 and a rotating driver, and the rotating driver drives the rotating disc 32 to rotate along the axis of the machine table 1.

[0054] Specifically, the rotating disc 32 serves as a bearing platform and moves along the axis of the machine 1 to drive the solid material conveying assembly 31 to circulate between the stations, so as to realize multi-station continuous operation and eliminate the reversing time loss of the traditional linear conveying. In the embodiment, the rotating driver is composed of a servo motor, a speed reducer and a high-precision protractor to realize angle positioning. In other embodiments, the rotating driver can also be a DD motor, which is directly coupled with the bearing platform to drive the rotating disc 32 to rotate.

[0055] The solid material conveying assembly 31 of the embodiment is a vacuum conveyor module. The vacuum conveyor module is a conventional negative pressure conveying mechanism. The vacuum conveyor module generates negative pressure (-50 kPa to -80 kPa) through a vacuum pump to form a uniform array of adsorption holes on the surface of the conveyor belt, fix the printed matter by using the pressure difference, drive the multi-hole Teflon conveyor belt to move intermittently or continuously by a servo motor driving a precision synchronous belt, and realize the fixation and conveying of the printed matter by the solid material conveying assembly 31.

[0056] Referring to FIGS. 1, 2 and 3, Figure 1 and Figure 2 The feeding conveying mechanism 4 of the embodiment includes a feeding conveyor belt 41, a mounting bracket 42, a counting camera 43 and a display 44.

[0057] The feeding conveyor belt 41 is used to convey the printed matter to the feeding station 11. The mounting bracket 42 is arranged on both sides of the feeding conveyor belt 41. The counting camera 43 is mounted on the mounting bracket 42. The display 44 is fixed to one side of the mounting bracket 42 and electrically connected with the counting camera 43.

[0058] Specifically, the feeding conveyor belt 41 adopts a synchronous belt or a roller conveying system driven by a servo motor, and the speed is adjustable (0.1-2 m / s). An optical sensor is arranged to detect the material in place signal, so as to realize uniform conveying of the printed matter (speed fluctuation <±1%). The feeding conveyor belt 41 is precisely connected with the rotating conveying mechanism 3, so as to facilitate receiving the printed matter conveyed by the solid material conveying assembly 31 and having completed detection.

[0059] The mounting bracket 42 provides rigid support to ensure that the counting camera 43 can stably collect image information.

[0060] The counting camera 43 is an industrial camera, which is used in combination with a ring-shaped LED light source for visual counting.

[0061] The display 44 is an industrial touch screen, which displays counting data and equipment status in real time.

[0062] Referring to FIGS. 1, 2 and 3, Figure 1 The waste box 14 for collecting defective products is arranged on one side of each of the detection stations 13. The waste box 14 facilitates the collection of defective products and facilitates the recycling of the defective products.

[0063] Referring to Figure 1 As shown in the figure, the downfeed mechanism 5 of the embodiment is provided with an ink drying module 15 above the downfeed station 12, which is used for drying the ink on the printed matter.

[0064] Specifically, the ink drying module 15 adopts a quartz infrared heating tube (wavelength 2-5 μm) and hot air circulation composite drying method to dry the ink on the printed matter. In other embodiments, the ink drying module 15 can also be a microwave drying device, an electron beam (EB) curing device or a UV-LED curing system.

[0065] Referring to Figure 2 As shown in the figure, the downfeed mechanism 5 of the embodiment includes a discharge conveyor belt 51, a position calibration mechanism 52 and a calibration drive 53. The discharge conveyor belt 51 is used for receiving and / or conveying the printed matter that has completed detection and is conveyed by the solid matter conveying assembly 31. The calibration drive 53 is arranged above the discharge conveyor belt 51 and is used for executing a calibration instruction to drive the position calibration mechanism 52 to displace. The position calibration mechanism 52 is used for adsorbing the printed matter to execute the calibration instruction to calibrate the position of the printed matter.

[0066] Specifically, the discharge conveyor belt 51 adopts a double-belt synchronous conveying system driven by a servo motor. The surface of the belt is embedded with an antistatic guide strip, which matches the conveying speed of the solid matter conveying assembly 31 to realize receiving and / or conveying the printed matter that has completed detection and is conveyed by the solid matter conveying assembly 31.

[0067] The calibration drive 53 is a driving module of a linear motor or a slide rail and a ball screw, which is used for executing a calibration instruction to drive the position calibration mechanism 52 to displace. The calibration instruction is generated by a multi-sensing data fusion decision system through collecting the image of the printed matter and using a Halcon algorithm to calculate the deviation between the actual position and the theoretical position.

[0068] The position calibration mechanism 52 adsorbs the printed matter to execute the calibration instruction to calibrate the position of the printed matter, so that the printed matter is placed according to the preset position.

[0069] Referring to Figure 2 As shown in the figure, the position calibration mechanism 52 of the embodiment includes a calibration frame 521, a calibration camera 522, a rotation drive 523, a telescopic drive 524 and a suction cup 625. The calibration frame 521 is connected with the calibration drive 53. The calibration camera 522 is arranged on one side of the calibration frame 521 and is used for acquiring the image of the printed matter. The rotation drive 523 is fixed to the calibration frame 521 and is used for driving the telescopic drive 524 to rotate. The telescopic drive 524 drives the suction cup 625 to ascend and descend. The suction cup 625 is used for adsorbing the printed matter.

[0070] Specifically, the calibration frame 521 provides rigid support, so that the position calibration mechanism 52 is connected with the calibration driver 53.

[0071] The calibration camera 522 is used to obtain the image of the printed matter, and provide parameters for calibration calculation, so as to calculate the calibration instruction.

[0072] The rotation driver 523 is a hollow shaft servo motor supporting 360° continuous rotation, which is used to drive the suction cup 625 to rotate, so as to better complete the execution of the calibration instruction.

[0073] The telescopic driver 524 is a piezoelectric ceramic actuator cooperating with a grating ruler to form a closed loop control, so as to achieve micron level lifting precision, which is used to drive the suction cup 625 to lift, so as to better complete the execution of the calibration instruction.

[0074] The suction cup 625 adopts a multi-chambered silica gel suction cup 625 (8 independent air paths), the pressure of each chamber is adjustable from 0 to 90 kPa, and the suction cup 625 is self-adaptive to curved surface materials, the suction cup 625 is controlled in a partitioned manner to absorb force, so as to avoid material deformation, and realize the adsorption of the printed matter.

[0075] The above is only a preferred embodiment of the present application, and for those skilled in the art, according to the idea of the present application, the specific implementation mode and application range can be changed, and the content of the specification should not be understood as a limitation of the present application.

Claims

1. A printed matter positioning detection conveying apparatus characterized by comprising: Including machine table (1), detector (2), rotating conveying mechanism (3), feeding conveying mechanism (4) and discharging mechanism (5); The machine table (1) is provided with a feeding station (11), a discharging station (12) and a plurality of detection stations (13); The detector (2) is arranged above the feeding station (11) and the plurality of detection stations (13), and is used for detecting the printed matter; The rotating conveying mechanism (3) is provided with a plurality of material fixing and conveying assemblies (31) for fixing and conveying the printed matter, and the rotating conveying mechanism (3) drives a plurality of the material fixing and conveying assemblies (31) to stop at the feeding station (11), the discharging station (12) and the plurality of detection stations (13) respectively; The feeding conveying mechanism (4) is arranged on one side of the feeding station (11) and is used for conveying the printed matter to the material fixing and conveying assembly (31); The discharging mechanism (5) is arranged on the discharging station (12) and is used for receiving the printed matter conveyed by the material fixing and conveying assembly (31) after detection.

2. The printed matter positioning detection conveying apparatus according to claim 1, wherein The detector (2) comprises a fixing frame (21), a horizontal displacement driver (22), a displacement seat (23), an auxiliary illuminating lamp (24) and a detection sensor (25); The fixing frame (21) is fixed to the machine table (1), the horizontal displacement driver (22) is fixed to the fixing frame (21) and is used for driving the displacement seat (23) to horizontally displace, and the auxiliary illuminating lamp (24) and the detection sensor (25) are both fixed to the displacement seat (23).

3. The printed matter positioning detection conveying apparatus according to claim 1, wherein The detector (2) is a CCD sensor, a spectrum sensor, an RGB sensor or a CMOS sensor.

4. The printed matter positioning detection conveying apparatus according to claim 1, wherein The rotating conveying mechanism (3) comprises a rotating disc (32) and a rotating driver, and the rotating driver drives the rotating disc (32) to rotate along the axis of the machine table (1).

5. The printed product positioning and detecting conveying device according to claim 4, wherein The material fixing and conveying assembly (31) is a vacuum conveying belt module.

6. The printed matter positioning detection conveying apparatus according to claim 1, wherein The feeding conveying mechanism (4) comprises a feeding conveying belt (41), a mounting frame (42), a counting camera (43) and a display (44); The feeding conveying belt (41) is used for conveying the printed matter to the feeding station (11), the mounting frame (42) is arranged on both sides of the feeding conveying belt (41), the counting camera (43) is mounted on the mounting frame (42), and the display (44) is fixed to one side of the mounting frame (42) and is electrically connected with the counting camera (43).

7. The printed matter positioning detection conveying apparatus according to claim 1, wherein One side of each of the detection stations (13) is provided with a waste box (14) for collecting defective products.

8. The printed matter positioning detection conveying apparatus according to claim 1, wherein An ink drying module (15) is arranged directly above the discharging station (12), and the ink drying module (15) is used for drying the ink on the printed matter.

9. The printed matter positioning detection conveying apparatus according to claim 1, wherein The discharging mechanism (5) comprises a discharging conveyor belt (51), a position calibration mechanism (52) and a calibration driver (53), the discharging conveyor belt (51) is used for receiving and / or conveying the printed matter which has completed detection and is conveyed by the solid material conveying assembly (31), the calibration driver (53) is arranged above the discharging conveyor belt (51) and is used for executing a calibration instruction to drive the position calibration mechanism (52) to displace, and the position calibration mechanism (52) is used for adsorbing the printed matter to execute the calibration instruction to calibrate the position of the printed matter.

10. The printed product positioning and detection conveying apparatus according to claim 9, wherein The position calibration mechanism (52) comprises a calibration frame (521), a calibration camera (522), a rotating driver (523), a telescopic driver (524) and a suction cup (625), the calibration frame (521) is connected with the calibration driver (53), the calibration camera (522) is arranged on one side of the calibration frame (521) and is used for acquiring the image of the printed matter, the rotating driver (523) is fixed on the calibration frame (521) and is used for driving the telescopic driver (524) to rotate, the telescopic driver (524) drives the suction cup (625) to ascend and descend, and the suction cup (625) is used for adsorbing the printed matter.

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