CN217443733U - Direct imaging equipment with adjustable formation of image size - Google Patents
Direct imaging equipment with adjustable formation of image size Download PDFInfo
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- CN217443733U CN217443733U CN202221505931.3U CN202221505931U CN217443733U CN 217443733 U CN217443733 U CN 217443733U CN 202221505931 U CN202221505931 U CN 202221505931U CN 217443733 U CN217443733 U CN 217443733U
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- lead screw
- exposure surface
- screw lifter
- optical assembly
- guide rail
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Abstract
The embodiment of the application provides a direct imaging device with adjustable formation of image size, can be according to the size of different screen frames, the high position of automatically regulated centre gripping anchor clamps, automatic centre gripping screen frame improves the efficiency of formation of image. The apparatus may include: an optical assembly, a scanning movement assembly, a beam member, and a controller; wherein, the scanning moving component can drive the optical component to move on a plane parallel to the exposure surface; the optical assembly comprises a plurality of lasers; the beam part comprises an upper beam and a lower beam which can move relatively, and clamps for fixing the screen frame where the exposure surface is located are arranged on the upper beam and the lower beam; the controller is electrically connected with the optical assembly and used for adjusting the relative positions of the upper beam and the lower beam according to the size of the screen frame where the exposure surface is located so as to fix the exposure surface, and generating a control signal for controlling the switch of the laser according to the real-time position of each laser in the moving process of the optical assembly so as to selectively expose the pixel points on the photosensitive coating on the exposure surface.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a direct imaging device with an adjustable imaging size.
Background
The laser direct imaging means controlling the laser to irradiate the photosensitive coating on the exposure surface to perform image exposure, and generating a preset image after developing. Compared with the traditional process, the laser direct imaging technology does not need to manufacture a mask, reduces the process complexity, saves the production cost, and can be applied to the fields of screen printing plate making, PCB manufacturing and the like.
In the laser imaging apparatus disclosed in the related art (for example, application No. 201310084860.3, a laser direct plate-making apparatus and method for a flat screen printing plate), the applicant found that the apparatus can only clamp and fix a screen frame with a fixed size, and when the size of the screen frame to be processed is changed, the height of the clamping fixture cannot be adapted to the screen frame with a new size, and the adaptability is poor.
Disclosure of Invention
The embodiment of the application provides a direct imaging device with adjustable formation of image size, can be according to the size of different screen frames, the high position of automatically regulated centre gripping anchor clamps, automatic centre gripping screen frame improves the efficiency of formation of image.
The direct imaging device with adjustable imaging size in the embodiment of the application can comprise:
an optical assembly, a scanning moving assembly, a beam member and a controller; wherein the content of the first and second substances,
the scanning moving component is used for driving the optical component to move on a plane parallel to the exposure surface;
the optical assembly comprises a plurality of lasers;
the beam part comprises an upper beam and a lower beam which can move relatively, and clamps for fixing the screen frame where the exposure surface is located are arranged on the upper beam and the lower beam;
the controller is electrically connected with the optical assembly and used for adjusting the relative positions of the upper beam and the lower beam according to the size of the screen frame where the exposure surface is located so as to fix the exposure surface, and in the moving process of the optical assembly, a control signal for controlling the switch of the laser is generated according to the real-time position of each laser so as to selectively expose the pixel points on the photosensitive coating on the exposure surface.
Optionally, as a possible implementation manner, the direct imaging apparatus with adjustable imaging size in the embodiment of the present application may further include: and the photoelectric sensor is used for detecting the size of the screen frame where the exposure surface is located.
Optionally, as a possible implementation manner, in an embodiment of the present application, the beam member further includes an upper beam adjusting assembly, where the upper beam adjusting assembly includes a first driving motor, a first lead screw lift, and a second lead screw lift;
the nut mechanisms of the first lead screw lifter and the second lead screw lifter are both fixedly connected with the upper cross beam;
the driving motor is in transmission connection with the first lead screw lifter and the second lead screw lifter through a first synchronous belt and is used for driving nut mechanisms of the first lead screw lifter and the second lead screw lifter to drive the upper cross beam to move along a preset linear direction.
Optionally, as a possible implementation manner, in an embodiment of the present application, the beam component further includes a lower beam adjusting assembly, where the lower beam adjusting assembly includes a second driving motor, a third lead screw lift, and a fourth lead screw lift;
nut mechanisms of the third lead screw lifter and the fourth lead screw lifter are both fixedly connected with the lower cross beam;
the driving motor is in transmission connection with the third lead screw lifter and the fourth lead screw lifter through a second synchronous belt and is used for driving nut mechanisms of the third lead screw lifter and the fourth lead screw lifter to drive the lower cross beam to move along a preset linear direction.
Optionally, as a possible implementation manner, in an embodiment of the present application, the scan moving assembly includes: the device comprises a transverse guide rail, a transverse moving table and an objective table;
the transverse moving platform is arranged on the transverse guide rail and can move along the transverse guide rail, and a longitudinal guide rail is arranged on the transverse moving platform;
the objective table is arranged on the longitudinal guide rail and can drive the optical assembly arranged on the objective table to move along the longitudinal guide rail.
Optionally, as a possible implementation manner, in the embodiment of the present application, at least two sets of longitudinal guide rails are disposed on the lateral moving stage.
Optionally, as a possible implementation manner, the direct imaging apparatus with adjustable imaging size in the embodiment of the present application may further include: horizontal hold-in range and synchronous pulley, synchronous pulley installs respectively the objective table both sides, horizontal hold-in range is used for driving the objective table is followed the transverse guide direction removes.
Optionally, as a possible implementation manner, in the embodiment of the present application, the lasers on the optical assembly are linearly distributed.
According to the technical scheme, the embodiment of the application has the following advantages:
in the embodiment of the application, the height of the upper beam and the lower beam can be automatically adjusted according to the size of the screen frame obtained by detection before laser exposure imaging is carried out by the direct imaging equipment with adjustable imaging size, and then the clamping positions of the screen frames with various sizes are automatically adapted. Compared with the prior art, the direct imaging device can adapt to the screen frames with various sizes, and the adaptability of the device to the screen frames with different sizes is improved. When many different sizes's screen frame carries out the plate-making, need not the mechanical structure of artifical change equipment, can automatic centre gripping screen frame, improve the efficiency of formation of image.
Drawings
FIG. 1 is a schematic diagram of one embodiment of a direct imaging apparatus with adjustable imaging size in an embodiment of the present application;
FIG. 2 is a schematic diagram of one embodiment of a scan movement assembly in a direct imaging apparatus with adjustable imaging dimensions in an embodiment of the present application;
fig. 3 is a schematic view of an embodiment of a beam member in a direct imaging apparatus with adjustable imaging size in an embodiment of the present application.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description and claims of the present invention and in the above-described drawings, the terms "center", "horizontal", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The term "comprises" and any variations thereof is intended to cover non-exclusive inclusions. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
For ease of understanding, the following describes a specific structure in an embodiment of the present application, and referring to fig. 1, a direct imaging apparatus with adjustable imaging size in an embodiment of the present application may include:
an optical assembly 10, a scanning movement assembly 20, a beam member 30, and a controller (not shown).
Wherein the optical assembly 10 comprises a plurality of lasers. Preferably, the lasers on the optical assembly are arranged in a straight line, and the straight line is perpendicular to the pixel row direction in the exposure surface of the frame (the pixel row direction is preferably a horizontal direction, and may be a straight line direction having an acute angle with the horizontal direction).
The scanning moving assembly 20 is used to move the optical assembly 10 on a plane parallel to the exposure surface.
Alternatively, as a possible implementation, as shown in fig. 2, the scanning moving assembly 20 may include: cross-guide 201, cross-travel table 202, and stage 203. The transverse moving table 202 is mounted on the transverse guide rail 201 and can move along the transverse guide rail 201, and a longitudinal guide rail 204 is arranged on the transverse moving table 202; the stage 203 is mounted on the longitudinal rail 204 and moves the optical assembly 10 mounted thereon along the longitudinal rail 204.
Optionally, as a possible embodiment, as shown in fig. 2, the scanning moving assembly 20 may further include a horizontal timing belt 205 and a timing pulley 206, the timing pulley 206 is respectively installed at two sides of the object stage 203, and the horizontal timing belt 205 is used for driving the object stage 203 to move along the horizontal guide direction.
It should be noted that the specific structure of the scanning and moving assembly 20 shown in fig. 2 is only exemplary, and other structures can be used to realize the movement of the optical assembly in the horizontal direction and the vertical direction relative to the exposure surface in practical applications. For example, a robot, a screw transmission, and the like may be arranged to realize the movement of the laser in the horizontal direction and the vertical direction on the optical assembly, and the specific details are not limited herein.
The beam part 30 includes an upper beam 300 and a lower beam 400 which are relatively movable, and a jig 500 for fixing an exposure surface is provided on each of the upper beam and the lower beam. The clamp 500 may be driven by air pressure of an air cylinder to clamp or release a clamped object, or driven by a motor to clamp or release a clamped object, and the specific structure may refer to the related art, which is not limited herein.
Optionally, as a possible implementation, as shown in fig. 3, the beam member 30 may further include an upper beam adjusting assembly, where the upper beam adjusting assembly includes a first driving motor 301, a first lead screw lifter 302, and a second lead screw lifter 303; the nut mechanisms of the first lead screw lifter 302 and the second lead screw lifter 303 are both fixedly connected with the upper cross beam 300; the driving motor is in transmission connection with the first lead screw lifter 302 and the second lead screw lifter 303 through the first synchronous belt 304, and is used for driving the nut mechanisms of the first lead screw lifter 302 and the second lead screw lifter 303 to drive the upper beam 300 to move along a preset linear direction, so that the upper beam and the lower beam can move relatively.
Optionally, as a possible implementation, as shown in fig. 3, the beam member 30 may further include a lower beam adjusting assembly, and the lower beam adjusting assembly includes a second driving motor 305, a third lead screw lifter 306, and a fourth lead screw lifter 307; the nut mechanisms of the third lead screw lifter 306 and the fourth lead screw lifter 307 are both fixedly connected with the lower cross beam 400; the second driving motor 305 is in transmission connection with the third lead screw lifter 306 and the fourth lead screw lifter 307 through a second synchronous belt 308, and is used for driving nut mechanisms of the third lead screw lifter 306 and the fourth lead screw lifter 307 to drive the lower beam 400 to move along a preset linear direction, so that relative movement of the upper beam and the lower beam is realized.
It should be noted that, the apparatuses shown in fig. 1 and fig. 3 include both the lower beam adjustment assembly and the upper beam adjustment assembly, in other alternative embodiments of the present application, the direct imaging apparatus with adjustable imaging size may further include only one of the lower beam adjustment assembly or the upper beam adjustment assembly to achieve the relative movement between the upper beam and the lower beam, which is not limited herein.
The controller in the embodiment of the present application is electrically connected to the optical assembly. The controller can adjust the relative position of entablature and bottom end rail in order to fix the exposure face according to the size of the screen frame of exposure face place to at optical assembly removal in-process, generate the control signal of control laser instrument switch according to the real-time position of every laser instrument, in order to carry out the selectivity exposure to the pixel on the sensitization coating on the exposure face.
In some embodiments, the controller may be a Central Processing Unit (CPU), a microprocessor, or other data Processing chips (e.g., FPGA, PLC, etc.), and may run program codes or process data stored in the memory, execute a computer program, etc., so as to implement the set function, and a specific implementation manner is not limited in this application.
The imaging process of the rotary laser imaging device in the application is as follows: and rasterizing the image to be imaged on the exposure surface of the workpiece to be processed to obtain the position information of the laser exposure point on the exposure surface. The size of the screen frame where the exposure surface is located is detected, and then the relative position of the upper beam and the lower beam is adjusted according to the size of the screen frame where the exposure surface is located so as to fix the screen frame where the exposure surface is located. Then detecting the real-time position of the laser on the laser array in the process of moving the laser on the optical component, and judging whether the position where the laser can be exposed is consistent with the position of a laser exposure point; if the exposure area is consistent with the exposure area, the corresponding laser can be started to carry out exposure until the exposure of the whole exposure area is completed.
According to the content disclosed in the above embodiment, before the device in the application performs laser exposure imaging, the height of the upper beam and the height of the lower beam can be automatically adjusted according to the size of the detected screen frame, so that the position of the screen frame is automatically fixed. When many different sizes of screen frame are made a plate, need not to change the mechanical structure of equipment, automatic centre gripping screen frame improves the efficiency of formation of image.
Optionally, as a possible implementation manner, the direct imaging device with adjustable imaging size in the embodiment of the present application may further include one or more photoelectric sensors for detecting the size of the screen frame where the exposure surface is located, and the specific type selection of the photoelectric sensor may refer to the prior art, which is not described herein again.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A direct imaging apparatus with adjustable imaging size, comprising:
an optical assembly, a scanning movement assembly, a beam member, and a controller; wherein the content of the first and second substances,
the scanning moving component is used for driving the optical component to move on a plane parallel to the exposure surface;
the optical assembly comprises a plurality of lasers;
the beam part comprises an upper beam and a lower beam which can move relatively, and clamps for fixing the screen frame where the exposure surface is located are arranged on the upper beam and the lower beam;
the controller is electrically connected with the optical assembly and used for adjusting the relative positions of the upper beam and the lower beam according to the size of the screen frame where the exposure surface is located so as to fix the exposure surface, and in the moving process of the optical assembly, a control signal for controlling the laser switch is generated according to the real-time position of each laser so as to selectively expose the pixel points on the photosensitive coating on the exposure surface.
2. The apparatus of claim 1, further comprising: and the photoelectric sensor is used for detecting the size of the screen frame where the exposure surface is located.
3. The apparatus of claim 1, wherein the beam member further comprises an upper beam adjustment assembly comprising a first drive motor, a first lead screw elevator, a second lead screw elevator;
the nut mechanisms of the first lead screw lifter and the second lead screw lifter are both fixedly connected with the upper cross beam;
the driving motor is in transmission connection with the first lead screw lifter and the second lead screw lifter through a first synchronous belt and is used for driving nut mechanisms of the first lead screw lifter and the second lead screw lifter to drive the upper cross beam to move along a preset linear direction.
4. The apparatus of claim 1, wherein the beam member further comprises a lower beam adjustment assembly comprising a second drive motor, a third lead screw lift, a fourth lead screw lift;
nut mechanisms of the third lead screw lifter and the fourth lead screw lifter are both fixedly connected with the lower cross beam;
the driving motor is in transmission connection with the third lead screw lifter and the fourth lead screw lifter through a second synchronous belt and is used for driving nut mechanisms of the third lead screw lifter and the fourth lead screw lifter to drive the lower cross beam to move along a preset linear direction.
5. The apparatus of any of claims 1 to 4, wherein the scanning movement assembly comprises: the device comprises a transverse guide rail, a transverse moving table and an objective table;
the transverse moving platform is arranged on the transverse guide rail and can move along the transverse guide rail, and a longitudinal guide rail is arranged on the transverse moving platform;
the object stage is arranged on the longitudinal guide rail and can drive the optical assembly arranged on the object stage to move along the longitudinal guide rail.
6. The apparatus of claim 5, wherein at least two sets of longitudinal rails are provided on the traverse table.
7. The apparatus of claim 5, further comprising a horizontal synchronous belt and a synchronous pulley, wherein the synchronous pulleys are respectively installed at two sides of the stage, and the horizontal synchronous belt is used for driving the stage to move along the direction of the horizontal guide rail.
8. The apparatus of claim 5, wherein the lasers on the optical assembly are linearly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221505931.3U CN217443733U (en) | 2022-06-16 | 2022-06-16 | Direct imaging equipment with adjustable formation of image size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221505931.3U CN217443733U (en) | 2022-06-16 | 2022-06-16 | Direct imaging equipment with adjustable formation of image size |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217443733U true CN217443733U (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221505931.3U Active CN217443733U (en) | 2022-06-16 | 2022-06-16 | Direct imaging equipment with adjustable formation of image size |
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| Country | Link |
|---|---|
| CN (1) | CN217443733U (en) |
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2022
- 2022-06-16 CN CN202221505931.3U patent/CN217443733U/en active Active
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