CN218367006U - Off-line quality inspection machine for large-breadth printing quality - Google Patents
Off-line quality inspection machine for large-breadth printing quality Download PDFInfo
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- CN218367006U CN218367006U CN202223108179.1U CN202223108179U CN218367006U CN 218367006 U CN218367006 U CN 218367006U CN 202223108179 U CN202223108179 U CN 202223108179U CN 218367006 U CN218367006 U CN 218367006U
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Abstract
The utility model relates to an article machine is examined in big breadth printing quality off-line, article machine is examined in big breadth printing quality off-line includes the frame and sets up the printed matter input mechanism in the frame, which comprises a frame, it flat module and image acquisition module to induced draft, it sets up in the frame to induced draft flat module, a printed matter for placing and wait to detect, image acquisition module slides and sets up in the frame, an image information for gathering the printed matter on the flat module of induced draft flat, image acquisition module includes the stand, camera subassembly and light source subassembly, the stand slides and sets up in the frame, camera subassembly sets up at the stand top, the light source subassembly sets up in the stand lower part, it is located induced draft flat module top, wherein, light source subassembly one end is articulated with the stand, the other end supports on the flat module of induced draft flat through the guide pulley. The utility model discloses a board that induced drafts is fixed, and the space that can save equipment greatly occupies, realizes the purpose that big breadth printing quality detected in the mode of camera light source motion.
Description
Technical Field
The utility model relates to a lithography apparatus technical field, concretely relates to big breadth printing quality off-line quality testing machine.
Background
The method comprises a presswork printing link, wherein the quality of presswork needs to be controlled, the presswork quality control comprises two links, one link is before printing, file contents before and after editing are checked through a piece of register software, errors in the file editing process are found, the other link is that a presswork high-precision image is collected through an off-line detection system and is compared with a PDF file, the completeness of the presswork is automatically detected, printing defects such as scratch, word falling and error of text contents of a printing plate can be found, meanwhile, the presswork quality can be subjected to sampling inspection through the off-line detection system, and continuous waste products are prevented from being generated.
Some printing quality off-line quality testing machines have appeared on the market at present, as the utility model discloses a printing quality off-line quality testing machine (be same applicant with the present case) of grant publication No. CN216635885U, it adopts the image acquisition who the cooperation of figure collection device and removal induced draft device accomplished the printed matter to detect, it is provided with the layer board on the device to remove induced draft, a printing product for placing and waiting to detect, the layer board removes the setting, figure collection device is fixed to be set up, along with the layer board removes the completion to the scanning of printed matter, such mode is because the layer board need slide, if will carry out the detection of large format printed matter, need to do tray and frame very big, cause the equipment volume huge, it is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a big breadth printing quality off-line quality testing machine solves the above-mentioned problem that present printing quality off-line quality testing machine exists.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the off-line quality inspection machine for the large-format printing quality comprises a rack, an air suction flattening module and an image acquisition module, wherein the air suction flattening module is arranged on the rack and used for placing a to-be-detected printed product, and the image acquisition module is arranged on the rack in a sliding manner and used for acquiring image information of the printed product on the air suction flattening module; the image acquisition module comprises a stand column, a camera assembly and a light source assembly, wherein the stand column is arranged on the rack in a sliding mode, the camera assembly is arranged at the top of the stand column, the light source assembly is arranged at the lower portion of the stand column and located above the air suction flattening module, one end of the light source assembly is hinged to the stand column, and the other end of the light source assembly is supported on the air suction flattening module through a guide wheel.
Further, the frame both ends are provided with synchronous pulley, two around being equipped with the hold-in range between the synchronous pulley, one of them synchronous pulley is connected with servo motor, the stand with the hold-in range is connected, the rotation of hold-in range is used for the drive the stand removes.
Further, frame rear portion is provided with first platform and second platform, be provided with first linear guide on the first platform, be provided with second linear guide on the second platform, stand slidable mounting be in first linear guide with on the second linear guide.
Furthermore, a support frame is arranged on the upright post, a sliding block is arranged at the upper end of the support frame, and the support frame is installed on the second linear guide rail through the sliding block; the lower end of the upright post is also provided with a sliding block, and the upright post is slidably arranged on the first linear guide rail through the sliding block.
Furthermore, the end part of the first platform is provided with a first photoelectric switch and a second photoelectric switch, the corresponding position of the lower end of the upright post is provided with an induction sheet, the first photoelectric switch is used for providing an origin signal, and the second photoelectric switch is used for providing an original signal of the acquisition chart.
Furthermore, the two ends of the air suction flattening module are provided with limit micro switches for protecting equipment, and the upper end of the support frame is provided with a trigger piece.
Furthermore, a magnetic grid ruler is arranged on the second platform along the length direction of the second platform, and a reading head is arranged at a corresponding position on the support frame and used for reading a magnetic signal of the magnetic grid ruler so as to provide a walking signal.
Furthermore, the air suction flattening module comprises an air suction plate and a fan, the air suction plate is obliquely arranged on the rack, an air suction hole is formed in the surface of the air suction plate, the air suction plate is connected with the fan, and the fan is used for providing negative pressure.
Further, the camera subassembly includes camera and mounting bracket, mounting bracket one end is installed the stand top, the other end is installed the camera.
Further, the light source assembly comprises a light source protective cover and a light source, the light source is arranged in the light source protective cover, one end of the light source protective cover is hinged to the upright post, the other end of the light source protective cover is provided with a guide wheel, and the guide wheel is abutted to the air suction plate.
The utility model has the advantages that:
the utility model discloses a big breadth printing quality off-line quality testing machine, place the seal product that waits to detect through flat module of induced drafting, slide through the stand in the frame, drive camera subassembly and light source subassembly and remove in flat module top of induced drafting, thereby the completion is treated the scanning that detects the seal product, through articulating light source subassembly one end and stand, the other end passes through the guide pulley and supports on flat module of induced drafting, make the light source subassembly can illuminate the seal product surface, and keep the stability of light source subassembly walking, the structure is simplified simultaneously, simultaneously because the adoption board of induced drafting is fixed, the mode of camera light source motion, the space that has saved equipment greatly occupies, realize the purpose that big breadth printing quality detected.
Drawings
FIG. 1 is a schematic structural view of a large-format printing quality off-line inspection machine of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another angle;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
FIG. 4 is a schematic view of the structure at B in FIG. 2;
fig. 5 is a schematic structural view of the large-format printing quality off-line inspection machine of the present invention from another angle;
FIG. 6 is a schematic view of the structure at C in FIG. 5;
fig. 7 is a schematic view of the structure at D in fig. 5.
Names corresponding to the marks in the figure:
1. the device comprises a rack, 11, a synchronous pulley, 12, a synchronous belt, 13, a servo motor, 14, a first platform, 141, a first linear guide rail, 15, a second platform, 151, a second linear guide rail, 16, an industrial personal computer, 17, a light source controller, 18, a display, 19, a UPS power supply, 2, an air suction flattening module, 21, an air suction plate, 22, a fan, 3, an image acquisition module, 31, a stand column, 32, a camera assembly, 321, a camera, 322, a mounting rack, 33, a light source assembly, 331, a light source shield, 332, a light source, 34, a guide wheel, 36, a support frame, 41, a first photoelectric switch, 42, a second photoelectric switch, 43, a sensing piece, 44, a limit microswitch, 45, a trigger piece, 46, a magnetic grid ruler, 47 and a reading head.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.
the embodiment of the utility model provides an article machine is examined in big breadth printing quality off-line is through the fixed flat module cooperation of the image acquisition module of flat and removal of induced drafting that sets up, when realizing big breadth printing quality off-line detection, effectively reduces the equipment volume.
Specifically, as shown in fig. 1 and fig. 2, the large format printing quality off-line quality inspection machine comprises a rack 1, an air suction flattening module 2 and an image acquisition module 3, wherein the air suction flattening module 2 is arranged on the rack 1, the image acquisition module 3 is arranged on the rack 1 in a sliding manner, the air suction flattening module 2 is used for placing a printed product, and the image acquisition module 3 is used for moving and scanning to acquire image information. The figure collection module includes stand 31, camera subassembly 32 and light source subassembly 33, and stand 31 slides and sets up in frame 1, and camera subassembly 32 sets up at stand 31 top, and light source subassembly 33 sets up in stand 31 lower part to light source subassembly 33 is located the showpiece module top of induced drafting, and light source subassembly 33 one end is articulated with stand 31, and the other end passes through guide pulley 34 to be supported on the flattening module 2 that induced drafts.
Through the above setting, in the time of practical use, the printed matter that waits to detect is laid on flat module 2 of the exhibition that induced drafts, slide through stand 31 and drive camera subassembly 32 and light source subassembly 33 and slide simultaneously, light source subassembly 33 can illuminate the printed matter surface for camera subassembly 32 can gather clear printed matter image information, light source subassembly 33 can be supported by guide pulley 34 and move on flat module 2 of the exhibition that induced drafts simultaneously, when keeping that light source subassembly 33 is stabilized to walk, overall structure has been simplified.
In this embodiment, the removal of stand 31 adopts synchronous belt drive, is provided with synchronous pulley 11 at the both ends of frame 1, around being equipped with hold-in range 12 between two synchronous pulley 11, and one of them synchronous pulley 11 is connected with servo motor 13, and stand 31 and synchronous belt 12 fixed connection, and when servo motor 13 drive hold-in range 12 rotated, synchronous belt 12 can drive stand 31 and slide.
As shown in fig. 3, the upright 31 is disposed at the rear of the frame 1, two platforms are disposed at the rear of the frame 1 for supporting the upright 31, which are denoted as a first platform 14 and a second platform 15, the first platform 14 and the second platform 15 are disposed in a vertically staggered manner, a first linear guide 141 is disposed on the first platform 14, a second linear guide 151 is disposed on the second platform 15, the upright 31 is slidably mounted on the first linear guide 141 and the second linear guide 151, and by adopting a dual-guide design, stability of the moving process of the upright 31 is maintained, and sufficient support is provided for the upright 31.
In this embodiment, a sliding block is disposed at a lower end of the column 31, the column 31 is slidably mounted on the first linear guide 141 through the sliding block, a supporting frame 36 is disposed on the column 31, the sliding block is disposed at an upper end of the supporting frame 36, and the supporting frame 36 is slidably mounted on the second linear guide 151 through the sliding block.
As shown in fig. 4, two photoelectric switches, namely a first photoelectric switch 41 and a second photoelectric switch 42, are disposed at an end of the first platform 14, a sensing piece 43 is disposed at a corresponding position at a lower end of the upright 31, the first photoelectric switch 41 is used for providing an origin signal, and the second photoelectric switch 42 is used for providing an origin signal, so as to facilitate starting the camera assembly 32.
Meanwhile, as shown in fig. 7, the limiting micro-switches 44 are arranged at the two ends of the air suction flattening module 2, the trigger piece 45 is arranged at the upper end of the support frame 36, and the limiting micro-switches 44 are arranged at the two ends of the air suction flattening module 2, so that the servo motor 13 can be stopped in time to protect equipment, and the vertical column 31 is prevented from sliding beyond the preset range.
In this embodiment, as shown in fig. 3, a magnetic scale 46 is disposed on the second platform 15 along the length direction, a reading head 47 is disposed at a corresponding position on the supporting frame 36, a magnetic material with a preset distance is marked on the magnetic scale 46, and the reading head 47 can read a magnetic signal of the magnetic scale 46 to provide a walking signal.
As shown in fig. 1, the induced draft flattening module 2 includes an induced draft plate 21 and a fan 22, the induced draft plate 21 is obliquely arranged on the rack 1, the induced draft plate 21 is of a cavity structure, an induced draft hole is formed in the upper surface of the induced draft plate, an air suction hole is formed in the lower surface of the induced draft plate, the induced draft plate is connected with the fan 22 through a pipeline, and the fan 22 provides negative pressure for the induced draft plate 21 so that the printed product can be adsorbed on the induced draft plate 21. Meanwhile, the surface of the air suction plate 21 is treated in black, so that the drawing is convenient to collect, and the upper surface of the air suction plate 21 forms an included angle with the horizontal plane, so that the operation is convenient.
In this embodiment, as shown in fig. 5 to 7, the camera assembly 32 includes a camera 321 and a mounting frame 322, one end of the mounting frame 322 is installed at the top of the upright column 31, the other end of the mounting frame 322 is installed at the camera 321, the light source assembly 33 includes a light source shield 331 and a light source 332, the light source 332 is disposed in the light source shield 331, one end of the light source is hinged to the upright column 31, the other end of the light source is provided with a guide wheel 34, and the guide wheel 34 abuts against the air suction plate 21.
Meanwhile, an industrial personal computer 16, a light source 332 controller and a UPS (uninterrupted Power supply) 19 are further arranged in the rack 1, a display 18 and an operation mouse key are arranged on one side of the rack 1, the acquired image information is calculated in the industrial personal computer 16, so that a printed product is detected, and the UPS 19 is used for providing an uninterrupted power supply for the industrial personal computer 16.
The working principle is as follows:
the printing product to be detected is placed on the air suction plate 21 and is flattened, the fan 22 provides negative pressure to adsorb the printing product on the air suction plate 21, the switch is turned on, the upright column 31 drives the camera assembly 32 and the light source assembly 33 to start moving, when the upright column 31 moves, the camera 321 is started to start image acquisition when the induction sheet 43 induces with the second photoelectric switch 42, the magnetic grid ruler 46 and the reading head 47 provide walking signals, the light source 332 irradiates on paper, and the image reaches the camera 321 along a light path to perform image acquisition. When the column 31 starts to return after moving to the set position and the light source 332 is turned off, the image is transmitted to the industrial personal computer 16 through the cable and is calculated, the column 31 stops moving when returning to the original point, and the detection result is displayed on the display 18.
The utility model discloses a big breadth printing quality off-line quality testing machine, the inspection precision is high, can detect small defect, prevents that continuous waste product from appearing in the board, and it is fixed that equipment adopts the board that induced drafts, and the mode of camera light source motion, the space that this structure can save equipment greatly occupy, realizes the purpose that big breadth printing quality detected.
Claims (10)
1. The utility model provides a big breadth printing quality off-line quality testing machine which characterized in that: the air suction flattening module is arranged on the rack and used for placing a to-be-detected printed product, and the image acquisition module is arranged on the rack in a sliding manner and used for acquiring image information of the printed product on the air suction flattening module; the image acquisition module comprises a stand column, a camera assembly and a light source assembly, wherein the stand column is arranged on the rack in a sliding mode, the camera assembly is arranged at the top of the stand column, the light source assembly is arranged at the lower portion of the stand column and located above the air suction flattening module, one end of the light source assembly is hinged to the stand column, and the other end of the light source assembly is supported on the air suction flattening module through a guide wheel.
2. The large format printing quality off-line inspection machine of claim 1, wherein: frame both ends are provided with synchronous pulley, two around being equipped with the hold-in range between the synchronous pulley, one of them synchronous pulley is connected with servo motor, the stand with the hold-in range is connected, the rotation of hold-in range is used for the drive the stand removes.
3. The large format printing quality off-line inspection machine of claim 2, wherein: the frame rear portion is provided with first platform and second platform, be provided with first linear guide on the first platform, be provided with second linear guide on the second platform, stand slidable mounting be in first linear guide with on the second linear guide.
4. The large format printing quality offline inspection machine of claim 3, wherein: a support frame is arranged on the upright post, a sliding block is arranged at the upper end of the support frame, and the support frame is arranged on the second linear guide rail through the sliding block; the lower end of the upright post is also provided with a sliding block, and the upright post is slidably mounted on the first linear guide rail through the sliding block.
5. The large format printing quality off-line inspection machine of claim 4, wherein: the end part of the first platform is provided with a first photoelectric switch and a second photoelectric switch, the corresponding position of the lower end of the upright post is provided with an induction sheet, the first photoelectric switch is used for providing an origin signal, and the second photoelectric switch is used for providing an original signal for picking the chart.
6. The large format printing quality offline inspection machine of claim 4, wherein: and two ends of the air suction flattening module are provided with limit micro switches for protecting equipment, and the upper end of the support frame is provided with a trigger piece.
7. The large format printing quality offline inspection machine of claim 4, wherein: the second platform is provided with a magnetic grid ruler along the length direction, and the support frame is provided with a reading head at a corresponding position for reading a magnetic signal of the magnetic grid ruler so as to provide a walking signal.
8. The large format printing quality offline inspection machine of claim 1, wherein: the air suction flattening module comprises an air suction plate and a fan, the air suction plate is obliquely arranged on the rack, an air suction hole is formed in the surface of the air suction plate, the air suction plate is connected with the fan, and the fan is used for providing negative pressure.
9. The large format printing quality offline inspection machine of claim 1, wherein: the camera assembly comprises a camera and an installation frame, one end of the installation frame is installed at the top of the upright post, and the other end of the installation frame is installed with the camera.
10. The large format printing quality offline inspection machine of claim 8, wherein: the light source assembly comprises a light source shield and a light source, the light source is arranged in the light source shield, one end of the light source shield is hinged to the upright post, the other end of the light source shield is provided with a guide wheel, and the guide wheel is abutted to the air suction plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223108179.1U CN218367006U (en) | 2022-11-23 | 2022-11-23 | Off-line quality inspection machine for large-breadth printing quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223108179.1U CN218367006U (en) | 2022-11-23 | 2022-11-23 | Off-line quality inspection machine for large-breadth printing quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218367006U true CN218367006U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223108179.1U Active CN218367006U (en) | 2022-11-23 | 2022-11-23 | Off-line quality inspection machine for large-breadth printing quality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218367006U (en) |
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2022
- 2022-11-23 CN CN202223108179.1U patent/CN218367006U/en active Active
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