CN105446068B - Blueprint drawing equipment and blueprint drawing method - Google Patents
Blueprint drawing equipment and blueprint drawing method Download PDFInfo
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- CN105446068B CN105446068B CN201510999892.5A CN201510999892A CN105446068B CN 105446068 B CN105446068 B CN 105446068B CN 201510999892 A CN201510999892 A CN 201510999892A CN 105446068 B CN105446068 B CN 105446068B
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 79
- 238000002360 preparation method Methods 0.000 claims abstract description 5
- 239000011521 glass Substances 0.000 claims description 20
- 230000001681 protective effect Effects 0.000 claims description 16
- 238000007599 discharging Methods 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims description 2
- 229910001507 metal halide Inorganic materials 0.000 claims description 2
- 150000005309 metal halides Chemical class 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 239000000123 paper Substances 0.000 description 107
- 239000002253 acid Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000011088 parchment paper Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/54—Lamp housings; Illuminating means
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Liquid Crystal (AREA)
- Projection-Type Copiers In General (AREA)
Abstract
The invention provides a blueprint drawing device and a blueprint drawing method, wherein the device comprises an image exposure device, a paper carrying device and a control device, wherein the control device is used for controlling the image exposure device to expose and controlling the paper carrying device to move photosensitive paper; and displaying an electronic picture file image to be exposed by using the liquid crystal display layer, exposing the electronic picture file image on photosensitive paper, and then blueprinting the exposed photosensitive paper to obtain a blueprint. The method omits the step of printing the sulfuric acid map, saves manpower, material resources and financial resources, and improves the blue map preparation efficiency.
Description
Technical Field
The invention relates to blueprint drawing equipment and a blueprint drawing method, in particular to a blueprint applied to the field of constructional engineering.
Background
The most important basis in the work of preparation, project planning, construction, completion, acceptance and archiving of the construction project is the blueprint, and the blueprint used in the project runs through the whole process of the project. In the prior art, blueprints are generally prepared by a designer by drawing in a computer through a CAD, printing a CAD drawing on a piece of transparent parchment paper through a printer to form a transparent vitriol drawing and sign, then sending the transparent vitriol drawing to a printing company for printing a blueprint to obtain a plurality of sets of blueprints, wherein the blueprint process generally comprises the steps of coating photosensitive raw materials on white paper to form photosensitive paper, mapping an image on the vitriol drawing on the photosensitive paper through a blueprint machine to form image exposed paper, developing the image exposed paper to form a truly usable blueprint, and then stamping the plurality of sets of exposed blueprints. The blueprint is a non-modifiable paper document, and if the blueprint is subsequently modified, modification marks are left, so that the blueprint is largely used in related industries such as engineering construction, archive management and the like. In the actual use process, if the designed CAD drawing content needs to be corrected or modified, the above procedures need to be repeated, and the steps of drawing, blueprinting, signature and the like are performed again. A large amount of manpower, material resources and financial resources are consumed, and the sulfuric acid transparent graph of the intermediate document accumulated all year round not only needs huge space for storage, but also is extremely inconvenient to manage. Therefore, a method and equipment for eliminating the sulfuric acid transparency map of the intermediate document in the blueprint making process are urgently needed to be invented, and manpower, material resources and financial resources are saved.
Disclosure of Invention
The purpose of the invention is realized by the following technical scheme:
a blueprint drawing apparatus is characterized by comprising an image exposure device, a paper conveying device and a control device, wherein the image exposure device comprises a light source unit, a liquid crystal display layer, a protective cover and an image exposure area positioned below the liquid crystal display layer, light emitted by the light source unit vertically irradiates on the liquid crystal display layer which is separated from the light source unit by a preset distance, and the liquid crystal display layer is used for displaying an electronic picture file image to be exposed;
the paper carrying device comprises a paper feeding detector, a paper discharging detector, a paper pressing roller, a light sensitive paper conveying belt, photosensitive sensitive paper and a servo motor roller, wherein the paper feeding detector and the paper discharging detector are respectively arranged on two sides of a liquid crystal display layer positioned on a protective cover;
the control device comprises a control unit and a plurality of signal lines, wherein the control unit controls the light source unit, the liquid crystal display layer, the paper feeding detector, the paper discharging detector and the servo motor roller through the plurality of signal lines connected with the control unit, the control unit can display an electronic picture file image to be exposed on the liquid crystal display layer through the signal lines, can control the light source unit to generate exposure light through the signal lines, and also can receive detection results of the paper feeding detector and the paper discharging detector and control the action of the servo motor roller according to the detection results.
The upper side of the liquid crystal display layer is provided with dustproof heat insulation glass, the lower side of the liquid crystal display layer is provided with protective glass, and the peripheries of the light source unit and the liquid crystal display layer are provided with protective covers, wherein the dustproof heat insulation glass and the protective glass are transparent glass so as to ensure that light emitted by the light source unit can vertically enter the liquid crystal display layer.
The light source unit comprises (but is not limited to) a point light source or a strip-like light source consisting of a plurality of LEDs, or a metal halide lamp point light source, or a strip-like light source of a high-luminous-rate fluorescent lamp group, wherein a Fresnel optical sheet is arranged between the light source and the liquid crystal display layer to form a surface light source; alternatively, the surface light source can be directly made of (but not limited to) a plurality of low-power LEDs. The plurality of LEDs includes high power LEDs. The liquid crystal display layer comprises liquid crystal display glass in the liquid crystal display device, and the pixel pitch of the electronic picture file image displayed on the liquid crystal display layer is 0.01mm-0.1 mm. A paper pressing roller is arranged on the photosensitive paper conveying belt, and the photosensitive paper is clamped between the paper pressing roller and the photosensitive paper conveying belt; and the paper feed detector and the paper discharge detector respectively comprise photosensitive detectors.
A method of manufacturing blueprints, comprising: step 1): converting the exposed electronic picture file image into a data format which can be identified by the control unit, and transmitting the data to the control unit; step 2): unexposed photosensitive paper is placed at the paper inlet, the paper feeding detector detects paper feeding, and the paper feeding detector sends a signal that the photosensitive paper is fed and the preparation is finished to the control unit through a signal line; step 3): after receiving a signal sent by the paper feeding detector that paper feeding is ready, the control unit controls the light source unit to be turned on through the signal line, the light source unit generates light vertical to the surface of the liquid crystal display layer, and the light reaches the image exposure area through the liquid crystal display layer; step 4): the control unit informs the servo motor to drive the photosensitive paper conveyer belt to control the photosensitive paper to enter the image exposure area through the signal line, and simultaneously controls the liquid crystal display layer to synchronously generate an image to be exposed through the signal line; step 5): the photosensitive paper enters an image exposure area for exposure; step 6): the control unit controls the servo motor to drive the photosensitive paper conveyor belt to control the photosensitive paper to move to the paper outlet at a specified speed so as to form a finally required exposure image; step 7): the paper outlet detector detects the position of the photosensitive paper and sends a signal that the exposure of the photosensitive paper is finished to the control unit through a signal line; step 8): the control unit receives a signal that the exposure of the photosensitive paper is finished, and when the control unit goes to the step 9), the control unit is inquired whether the control unit has an electronic picture file of an electronic picture file image to be exposed waiting for processing, if the control unit has an unprocessed picture file, the control unit goes to the step 2), otherwise, the equipment enters an energy-saving state; step 9): and developing the photosensitive paper forming the exposure pattern to form a complete blueprint.
The electronic drawing file image includes (but is not limited to) CAD image or PDF image and other contents which can be displayed through liquid crystal; step 3) also comprises the steps of detecting the state of the light source unit, and turning on the light source unit if the light source unit is turned off; and step 6) dynamically controlling the light throughput of the liquid crystal point on the liquid crystal display layer corresponding to the position point on the photosensitive paper, so that the same position point on the photosensitive paper continuously obtains the required exposure in the process of passing through the image exposure area. The step 5) further comprises that light-transmitting parts in the electronic image files to be exposed on the liquid crystal display layer form light spots on the photosensitive paper, and images formed by the light spots in the final blueprint are areas with the lightest picture surface colors; forming dark spots on the photosensitive paper by the opaque part in the electronic picture file image to be exposed on the liquid crystal display layer, wherein the image formed by the dark spots in the final blueprint is the region with the deepest picture surface color; the part of light transmission parts in the electronic picture file image to be exposed on the liquid crystal display layer forms incompletely exposed gray points on the photosensitive paper, and the image formed by the part of gray points in the final blueprint is an area with a picture surface color between a light spot and a dark spot to form a certain gray scale; in the final blueprint, light spots form the background of the picture, and dark spots and gray spots form the image. Continuously acquiring the required exposure in the step 6) comprises continuously not exposing; step 7) further comprises the step of informing the control unit that the whole exposure process of the photosensitive sensitive paper is finished through a signal line if the photosensitive sensitive paper is detected to leave the image exposure area, otherwise, continuously executing the step 6).
Compared with the prior art, the invention has the following advantages:
the invention adopts the liquid crystal display layer to display the electronic picture file image to be exposed, directly exposes the electronic picture file image on the photosensitive photo paper, and obtains the blueprint by blueprinting the exposed photosensitive photo paper without printing the vitriol chart, and then obtains the blueprint by blueprinting the vitriol chart, thereby saving the manpower, material resources and financial resources.
Drawings
FIG. 1: the invention discloses a schematic structural diagram of blueprint manufacturing equipment.
Description of reference numerals:
1. a light source unit; 2. dustproof heat insulation glass; 3. a liquid crystal display layer; 4. a protective cover; 5. a paper feed detector; 6. a platen roller; 7. a paper inlet; 8. an image exposure area; 9. photosensitive paper; 10. a light sensitive optical paper conveyor; 11. protecting glass; 12. a servomotor roller; 13. a paper discharge detector; 14. a paper outlet; 15. a control unit; 16. and a signal line.
Detailed Description
The technical scheme of the invention is further explained by combining the drawings in the specification.
As shown in FIG. 1, the blueprint production apparatus of the present invention includes an image exposure device, a sheet conveyance device, and a control device. The image exposure device comprises a light source unit 1, a liquid crystal display layer 3, a protective cover 4 and an image exposure area 8 positioned below the liquid crystal display layer 3, wherein light rays emitted by the light source unit 1 vertically irradiate the liquid crystal display layer 3 separated from the light source unit 1 by a preset distance, in order to protect the liquid crystal display layer 3, a dustproof heat insulation glass 2 is preferably arranged on the upper side of the liquid crystal display layer 3, a protective glass 11 is arranged on the lower side of the liquid crystal display layer, and the protective cover 4 is arranged on the periphery of the light source unit 1 and the liquid crystal display layer 3. The light generated by the light source unit 1 vertically passes through the liquid crystal display layer 3, preferably, a layer of Fresnel optical sheet is arranged outside the LED strip light source to form a surface light source, or a plurality of low-power LEDs are directly used as the surface light source, so that the light emitted by the light source unit can fully pass through the liquid crystal display layer, and light spots can be formed on photosensitive paper. . The liquid crystal display layer 3 is used for displaying an electronic picture and comprises liquid crystal display glass in a liquid crystal display device, and the pixel pitch of the image displayed by the liquid crystal display layer 3 is 0.01mm-0.1mm, preferably 0.05mm, and more preferably 0.01 mm. The dustproof heat insulation glass 2 and the protective glass 11 are both transparent glass, so that the light emitted by the light source unit 1 can reach the image exposure area 8 through the liquid crystal display layer to the maximum extent. In another embodiment, an electronic ink display screen may be used instead of the liquid crystal display layer 3.
The paper carrying device comprises a paper feeding detector 5, a paper discharging detector 13, a paper pressing roller 6, a light sensitive optical paper conveying belt 10, light sensitive optical paper 9 and a servo motor roller 12. The paper feeding detector 5 and the paper discharging detector 13 are respectively arranged on the two sides of the liquid crystal display layer 3, which are located on the protective cover 4, and the paper feeding detector 5 and the paper discharging detector 13 are respectively used for detecting the entrance and exit of the photosensitive paper 9 in the image exposure area 8, and the detectors can be selected as photosensitive detectors. The servo motor roller 12 moves the photosensitive paper transfer belt 10, and the photosensitive paper transfer belt 10 in turn moves the photosensitive paper 9 positioned thereon through the image exposure area 8 of the image exposure apparatus. In order to prevent the surface of the photosensitive paper 9 from wrinkling, it is preferable that the photosensitive paper conveyor belt 10 is provided with a platen roller 6, and the platen roller 6 and the photosensitive paper conveyor belt 10 sandwich the photosensitive paper 9.
The control device includes a control unit 15, and a plurality of signal lines 16, and the control unit 15 controls the light source unit 1, the liquid crystal display layer 3, the paper feed detector 5, the paper discharge detector 13, and the servo motor roller 12 through the plurality of signal lines 16 connected thereto. The control unit 15 can display an image to be exposed on the liquid crystal display layer 3 through the signal line 16, can control the light source unit 1 to perform exposure through the signal line 16, and can also receive detection results of the paper feed detector 5 and the paper discharge detector 13 and control the action of the servo motor roller 12 according to the detection results.
The blueprint manufacturing method of the invention comprises the following steps of 1): converting an electronic drawing of a designed electronic drawing image to be exposed, including but not limited to a CAD image or a PDF image, into a data format recognizable by the control unit, and transmitting the data to the control unit 15; step 2): unexposed photosensitive light sensitive paper 9 is placed at a paper feeding port 7, paper feeding is detected by a paper feeding detector 5, the paper feeding detector 5 sends a signal that the photosensitive light sensitive paper 9 is fed and is ready to finish to a control unit 15 through a signal line 16, and in the step 3), after the control unit 15 receives the signal that the paper feeding is ready to finish sent by the paper feeding detector 5, the control unit 15 controls a light source unit 1 to be opened through the signal line 16, wherein the state of the light source unit 1 is detected, if the light source unit 1 is closed, the light source unit is opened, the light source unit 1 sends light vertical to the surface of a liquid crystal display layer 3, and the light reaches an image exposure area 8 through the liquid crystal display layer; step 4) the control unit 15 informs the servo motor 12 to drive the photosensitive paper conveyor belt 10 to control the photosensitive paper 9 to enter the image exposure area 8 through the signal line 16, and meanwhile, the control unit 15 controls the liquid crystal display layer 3 to generate an image to be exposed through the signal line 16; step 5), the photosensitive paper 9 enters an image exposure area 8 for exposure; step 6) the control unit 15 controls the servo motor 12 to drive the photosensitive paper conveyor belt 10 to control the photosensitive paper 9 to move to the paper outlet 14 at a specified speed, and synchronously changes the electronic picture file image to be exposed on the liquid crystal display layer 3, so that the same position point on the photosensitive paper 9 continuously obtains the required exposure in the process of passing through the image exposure area, and the final required exposure image is formed; step 7), the paper outlet detector 13 detects the position of the photosensitive paper 9 and sends a signal that the exposure of the photosensitive paper 9 is finished to the control unit 15 through the signal wire 16; step 8) the control unit receives a signal that the exposure of the photosensitive paper 9 is completed, and when the control unit goes to the step 9), the control unit is inquired whether the control unit has an electronic picture file of an electronic picture file image to be exposed waiting for processing, if the control unit has an unprocessed picture file, the control unit goes to the step 2), otherwise, the equipment enters an energy-saving state; and 9) developing the photosensitive paper 9 with the exposure pattern to form a complete blueprint.
Step 5) also comprises that a light-transmitting part in the electronic picture file image to be exposed on the liquid crystal display layer 3 forms a light spot on the light sensitive paper 9, and an image formed by the light spot in the final blueprint is an area with the lightest color of the picture surface; the opaque part in the electronic picture file image to be exposed on the liquid crystal display layer 3 forms a dark spot on the photosensitive paper, and the image formed by the dark spot in the final blueprint is the region with the darkest picture surface color; the part of light transmission parts in the electronic picture file image to be exposed on the liquid crystal display layer 3 forms incompletely exposed gray points on the photosensitive paper, and the image formed by changing part of the gray points in the final blueprint is an area with the picture surface color between light spots and dark spots to form a certain gray scale; in the final blueprint, light spots form the background of the picture, and dark spots and gray spots form the image.
The continuous acquisition of the required exposure in step 6) includes continuous non-exposure
Step 7) further comprises the step of informing the control unit 15 through the signal line 16 that the whole exposure process of the photosensitive paper 9 is completed if the photosensitive paper 9 is detected to leave the image exposure area 8, otherwise, continuously executing the step 6).
The liquid crystal display layer is adopted to replace the traditional transparent vitriolic acid map of the intermediate document, a large amount of transparent vitriolic acid maps of the intermediate document do not need to be stored in the process of preparing the blueprint, if the blueprint needs to be modified, only the electronic image data of the electronic image file image to be exposed needs to be modified, the vitriolic acid map does not need to be printed again due to image modification, and the blueprint is performed again, so that the manpower, material resources and financial resources are greatly saved, and the preparation efficiency of the blueprint is improved.
Claims (10)
1. A blueprint drawing apparatus, comprising:
an image exposure device, a paper conveying device and a control device; wherein,
the image exposure apparatus includes: the device comprises a light source unit, a liquid crystal display layer, a protective cover and an image exposure area, wherein the image exposure area is positioned below the liquid crystal display layer;
the paper conveying device includes: the device comprises a paper feeding detector, a paper discharging detector, a paper pressing roller, a photosensitive paper conveying belt, photosensitive paper and a servo motor roller, wherein the paper feeding detector and the paper discharging detector are respectively arranged on two sides of a liquid crystal display layer positioned on a protective cover;
the control device comprises a control unit and a plurality of signal lines, wherein the control unit controls the light source unit, the liquid crystal display layer, the paper feeding detector, the paper discharging detector and the servo motor roller through the plurality of signal lines connected with the control unit, the control unit can display an electronic picture file image to be exposed on the liquid crystal display layer through the signal lines, can control the light source unit to be exposed through the signal lines, and also can receive detection results of the paper feeding detector and the paper discharging detector and control the action of the servo motor roller according to the detection results.
2. The apparatus of claim 1, wherein a dustproof heat insulation glass is disposed on an upper side of the liquid crystal display layer, a protective glass is disposed on a lower side of the liquid crystal display layer, and a protective cover is disposed around the light source unit and the liquid crystal display layer, wherein the dustproof heat insulation glass and the protective glass are transparent glasses to ensure that light emitted from the light source unit can vertically enter the liquid crystal display layer.
3. The apparatus of claim 1, wherein the light source unit comprises a point light source or a stripe light source composed of a plurality of high power LEDs, or a metal halide point light source, or a high luminous efficiency fluorescent lamp stripe light source, and a fresnel optical sheet is disposed between the light source and the liquid crystal display layer to form a surface light source; or, a plurality of low-power LEDs are used for making a surface light source.
4. The apparatus of claim 3, wherein the liquid crystal display layer is replaced with an electronic ink display screen.
5. The apparatus of claim 1, wherein the liquid crystal display layer comprises a liquid crystal display glass of a liquid crystal display device, and the pixel pitch of the electronic picture file image to be exposed displayed on the liquid crystal display layer is 0.01mm to 0.1 mm.
6. The apparatus according to claim 1, wherein a platen roller is provided on the photosensitive paper conveyor belt, the platen roller holding the photosensitive paper with the photosensitive paper conveyor belt; and the paper feed detector and the paper discharge detector respectively comprise photosensitive detectors.
7. A method of making blueprints using the apparatus of claim 1, comprising:
step 1): converting the electronic picture file image to be exposed into a data format which can be identified by the control unit and transmitting the data to the control unit;
step 2): unexposed photosensitive paper is placed at the paper inlet, the paper feeding detector detects paper feeding, and the paper feeding detector sends a signal that the photosensitive paper is fed and the preparation is finished to the control unit through a signal line;
step 3): after receiving a signal sent by the paper feeding detector that paper feeding is ready, the control unit controls the light source unit to be turned on through the signal line, the light source unit generates light vertical to the surface of the liquid crystal display layer, and the light reaches the image exposure area through the liquid crystal display layer;
step 4): the control unit informs the servo motor to drive the photosensitive paper conveyer belt to control the photosensitive paper to enter the image exposure area through the signal line, and simultaneously controls the liquid crystal display layer to generate an electronic picture file image to be exposed through the signal line;
step 5): the photosensitive paper enters an image exposure area for exposure;
step 6): the control unit controls the servo motor to drive the photosensitive paper conveyor belt to control the photosensitive paper to move to the paper outlet at a specified speed, and controls the liquid crystal display layer to synchronously generate a required image to form a final required exposure image;
step 7): the paper outlet detector detects the position of the photosensitive paper and sends a signal that the exposure of the photosensitive paper is finished to the control unit through a signal line;
step 8): the control unit receives a signal that the exposure of the photosensitive paper is finished, and when the control unit goes to the step 9), the control unit is inquired whether an electronic picture file image to be exposed to be processed still exists or not, if an unprocessed picture file exists, the control unit goes to the step 2), and if not, the equipment enters an energy-saving state;
step 9): and developing the photosensitive paper forming the exposure pattern to form a complete blueprint.
8. The method of claim 7, wherein: the electronic drawing file comprises a CAD image or a PDF image or other contents which can be displayed through a liquid crystal; step 3) also comprises the steps of detecting the state of the light source unit, and turning on the light source unit if the light source unit is turned off; and step 6) dynamically controlling the light throughput of the liquid crystal point on the liquid crystal display layer corresponding to the position point on the photosensitive paper, so that the same position point on the photosensitive paper continuously obtains the required exposure in the process of passing through the image exposure area.
9. The method of claim 7, wherein: the step 5) further comprises that light-transmitting parts in the electronic image files to be exposed on the liquid crystal display layer form light spots on the photosensitive paper, and images formed by the light spots in the final blueprint are areas with the lightest picture surface colors; forming dark spots on the photosensitive paper by the opaque part in the electronic picture file image to be exposed on the liquid crystal display layer, wherein the image formed by the dark spots in the final blueprint is the region with the deepest picture surface color; the part of light transmission parts in the electronic picture file image to be exposed on the liquid crystal display layer forms incompletely exposed gray points on the photosensitive paper, and the image formed by changing part of the gray points in the final blueprint is an area with the picture surface color between light spots and dark spots to form a certain gray scale; in the final blueprint, light spots form the background of the picture, and dark spots and gray spots form the image.
10. The method of claim 7, wherein: continuously acquiring the required exposure in the step 6) comprises continuously not exposing; step 7) further comprises the step of informing the control unit that the whole exposure process of the photosensitive sensitive paper is finished through a signal line if the photosensitive sensitive paper is detected to leave the image exposure area, otherwise, continuously executing the step 6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510999892.5A CN105446068B (en) | 2015-12-24 | 2015-12-24 | Blueprint drawing equipment and blueprint drawing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510999892.5A CN105446068B (en) | 2015-12-24 | 2015-12-24 | Blueprint drawing equipment and blueprint drawing method |
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| Publication Number | Publication Date |
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| CN105446068A CN105446068A (en) | 2016-03-30 |
| CN105446068B true CN105446068B (en) | 2017-06-20 |
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| CN201510999892.5A Active CN105446068B (en) | 2015-12-24 | 2015-12-24 | Blueprint drawing equipment and blueprint drawing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107734867A (en) * | 2017-09-06 | 2018-02-23 | 江门市泽天达科技有限公司 | A kind of exposure mechanism |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054213A (en) * | 1990-02-23 | 1991-09-04 | 乔布斯特·乌尔里克·盖勒特 | The injection molding apparatus that has spring biased nozzles |
| US5430523A (en) * | 1993-03-12 | 1995-07-04 | Noritsu Koki Co., Ltd. | Image printer |
| DE69430880T2 (en) * | 1993-03-18 | 2003-02-27 | Noritsu Koki Co., Ltd. | image printer |
-
2015
- 2015-12-24 CN CN201510999892.5A patent/CN105446068B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054213A (en) * | 1990-02-23 | 1991-09-04 | 乔布斯特·乌尔里克·盖勒特 | The injection molding apparatus that has spring biased nozzles |
| US5430523A (en) * | 1993-03-12 | 1995-07-04 | Noritsu Koki Co., Ltd. | Image printer |
| EP0616248B1 (en) * | 1993-03-12 | 2000-05-24 | Noritsu Koki Co., Ltd. | Image printer |
| DE69424585D1 (en) * | 1993-03-12 | 2000-06-29 | Noritsu Koki Co Ltd | Image printer |
| DE69430880T2 (en) * | 1993-03-18 | 2003-02-27 | Noritsu Koki Co., Ltd. | image printer |
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| CN105446068A (en) | 2016-03-30 |
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