CN220381454U - Exposure support for exposure device - Google Patents
Exposure support for exposure device Download PDFInfo
- Publication number
- CN220381454U CN220381454U CN202321793828.8U CN202321793828U CN220381454U CN 220381454 U CN220381454 U CN 220381454U CN 202321793828 U CN202321793828 U CN 202321793828U CN 220381454 U CN220381454 U CN 220381454U
- Authority
- CN
- China
- Prior art keywords
- exposure
- conveying
- side plates
- light
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000031700 light absorption Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
Abstract
The utility model discloses an exposure bracket for an exposure device, which belongs to the technical field of image forming and comprises two side plates and light absorbing parts which are oppositely arranged, wherein a light path channel is formed between the two side plates, the side plates are provided with mounting holes for mounting conveying rollers, the extending direction of the side plates is perpendicular to the axial direction of the conveying rollers, a conveying channel for conveying a photothermographic element is formed between each pair of conveying rollers, a region to be scanned is arranged in the conveying channel, the region to be scanned is positioned in the light path channel, the light absorbing parts are arranged on the side plates and are positioned at two sides of the light path channel, and the light absorbing parts can absorb light beams which are not projected onto the region to be scanned. The optical scanning device can prevent light from being reflected to the photothermographic element after diffuse reflection occurs on the side plate or the conveying component, so that the scanning precision of the optical scanning device is ensured, and the effect of forming a latent image on the photothermographic element is better.
Description
Technical Field
The utility model relates to the technical field of image forming, in particular to an exposure bracket for an exposure device.
Background
In the technical field of image forming, in particular in the technical field of laser printers, a photothermographic element with a photosensitive layer needs to be scanned by an exposure device, so that a latent image is formed on the photothermographic element, and then a complete and clear image is obtained by a heat treatment device.
In the prior art, an optical scanning device is arranged to directly irradiate the photothermographic element to improve the scanning precision, but because the optical scanning device is arranged on an exposure bracket, when the photothermographic element is scanned by the optical scanning device, scanning laser can be incident on the exposure bracket and reflected to the photothermographic element again through the exposure bracket, thereby influencing the scanning precision of the optical scanning device, the effect of forming a latent image on the photothermographic element is poor, and the imaging of the final photothermographic element is not facilitated.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide an exposure bracket for an exposure device, which prevents laser from reflecting from the bracket to a photothermographic element so as to improve the scanning precision.
The utility model adopts the following technical scheme:
the utility model provides an exposure support for exposure device, includes two curb plates, the light absorption piece that set up relatively, two form the light path passageway between the curb plate, the curb plate is equipped with the mounting hole that is used for installing the conveying roller, the extending direction of curb plate with the axis direction of conveying roller is perpendicular, every is right form the conveying channel that is used for conveying photothermographic element between the conveying roller, be equipped with in the conveying channel and wait to scan the region, wait to scan the region and be located in the light path passageway, the light absorption piece is installed on the curb plate and be located light path passageway both sides, the light absorption piece can be to not throw light beam on waiting to scan the region absorbs.
Further, the conveying rollers are in a plurality of pairs, and the light absorbing piece is arranged on the side plate and positioned between two adjacent pairs of conveying rollers.
Further, the exposure support further comprises a bottom plate, and the bottom plate is arranged at one end of the side plate and is vertically and fixedly connected with the side plate.
Further, the length of the bottom plate is greater than or equal to the distance between the two opposite side plates, and the width of the bottom plate is smaller than or equal to the width of the side plates.
Further, the cross section of the exposure bracket is -shaped.
Further, the light absorbing member is made of sponge.
Further, the curb plate includes first fixed plate, second fixed plate, the conveying roller includes drive roll, driven voller, first fixed plate, second fixed plate fixed connection just sets gradually along the direction perpendicular to conveying roller axial direction, first fixed plate with form between the second fixed plate and be used for installing the joint region of drive roll, first fixed plate is equipped with and is used for installing the first mounting hole of driven voller.
Further, the light absorbing member is disposed on the second fixing plate.
Further, the cross section shape of the side plate is L-shaped.
Further, the exposure support still includes the mounting bracket, the mounting bracket is installed on the curb plate and be located in the installation zone, the mounting bracket is equipped with the joint groove, the light absorption piece is installed in the joint groove.
Compared with the prior art, the exposure support for the exposure device comprises two side plates and light absorbing pieces, wherein the two side plates are oppositely arranged, a light path channel is formed between the two side plates, the side plates are provided with mounting holes for mounting conveying rollers, the extending direction of the side plates is perpendicular to the axial direction of the conveying rollers, a conveying channel for conveying a photo-thermal element is formed between each pair of conveying rollers, a region to be scanned is arranged in the conveying channel, the region to be scanned is positioned in the light path channel, the light absorbing pieces are arranged on the side plates and positioned on two sides of the light path channel, and the light absorbing pieces can absorb light beams which are not projected onto the region to be scanned. The optical scanning device can prevent light from being reflected to the photothermographic element after diffuse reflection occurs on the side plate or the conveying component, so that scanning precision of the optical scanning device is guaranteed, the effect of forming a latent image on the photothermographic element is good, and imaging of the final photothermographic element is facilitated. The optical scanning device is simple in structure, convenient to use in cooperation with the optical scanning device, the conveying assembly and the like, and is compact and stable in overall structure and low in production cost.
Drawings
FIG. 1 is an assembly view of an exposure holder for an exposure apparatus according to the present utility model;
fig. 2 is a schematic view of the structure of an exposure holder for the exposure apparatus of fig. 1.
In the figure: 10. an optical scanning device; 11. a housing; 111. a receiving chamber; 12. a laser; 13. an optical component;
20. a transfer assembly; 21. a conveying roller; 211. a drive roll; 212. driven roller;
30. an exposure support; 31. a side plate; 311. a first fixing plate; 312. a second fixing plate; 313. a mounting hole; 32. a bottom plate; 33. a light absorbing member; 34. and (5) mounting a frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or be present as another intermediate element through which the element is fixed. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Fig. 1 to 2 show an exposure holder for an exposure apparatus according to the present utility model, which includes a side plate 31 and a light absorbing member 33.
In this embodiment:
the optical scanning device 10 includes a housing 11, a laser 12, and an optical assembly 13.
The housing 11 is mounted in the mounting region of the exposure holder 30, and the housing 11 is provided with a housing chamber 111 and an opening portion, the opening portion communicates with the housing chamber 111, the opening portion is positioned opposite to the region to be scanned, and the longitudinal direction of the opening portion is parallel to the axial direction of the conveying roller 21. In this embodiment, the housing 11 includes a base, an upper cover, and the base and the upper cover are fixedly connected, the opening is formed on the base, and the transmission assembly 20 is disposed below the opening, so that the exposure bracket 30 is more tightly matched with the optical scanning device 10, the transmission assembly 20, and the like, and the structure is compact and stable. The housing 11 is made of a resin material, and is stable in structure and resistant to high temperature.
The laser 12 is mounted on the housing 11 for emitting a plurality of light beams in successive time periods, wherein the wavelength and intensity of the light beams can be selected according to the use requirements. In this embodiment, the laser 12 is also disposed in the accommodating cavity 111, so that the whole optical scanning device 10 has a compact structure and occupies less external space. In a preferred embodiment, the laser 12 can be rotated parallel to the emitting surface of the beam, so that the position of the light emitting point can be adjusted.
An optical assembly 13 is mounted in the housing cavity 111, and a light beam emitted from the laser 12 is projected onto an area to be scanned through the optical assembly 13 to scan the photothermographic element.
The transfer assembly 20 includes pairs of transfer rollers 21.
The conveying rollers 21 comprise a driving roller 211 and a driven roller 212, a conveying channel for conveying the photothermographic element is formed between each pair of conveying rollers 21, and a region to be scanned is arranged in the conveying channel and is opposite to the opening position. In this embodiment, the longitudinal direction of the opening is parallel to the axial direction of the conveying roller 21. The number of the conveying rollers 21 is two pairs.
The exposure holder 30 includes a side plate 31, a bottom plate 32, a light absorbing member 33, and a mounting frame 34.
An optical path channel is formed between the two opposite side plates 31, the region to be scanned is located in the optical path channel, the side plates 31 are provided with mounting holes 313 for mounting the conveying rollers 21, and the extending direction of the side plates 31 is perpendicular to the axial direction of the conveying rollers 21. In the present embodiment, the cross-sectional shape of the side plate 31 is L-shaped.
In a preferred embodiment, the side plate 31 includes a first fixing plate 311 and a second fixing plate 312, the first fixing plate 311 and the second fixing plate 312 are fixedly connected and are sequentially arranged along a direction perpendicular to the axial direction of the conveying roller 21, a clamping area for installing the driving roller 211 is formed between the first fixing plate 311 and the second fixing plate 312, and the first fixing plate 311 is provided with an installation hole 313 for installing the driven roller 212.
The bottom plate 32 is arranged at one end of the side plate 31 and is fixedly connected with the side plate 31 vertically, and a certain supporting effect is achieved on the side plate 31, so that the exposure bracket 30 is stable in structure and easy to install the optical scanning device 10. In the present embodiment, the length of the bottom plate 32 is greater than or equal to the distance between the two opposite side plates 31, and the width of the bottom plate 32 is smaller than or equal to the width of the side plates 31. The exposure holder 30 has a -shaped cross-section.
The light absorbing member 33 is mounted on the side plate 31 and located at two sides of the light path channel, and the light absorbing member 33 can absorb the light beam which is not projected onto the area to be scanned, so as to prevent the light beam from being reflected onto the photothermographic element after being diffusely reflected on the exposure support 30 and the transmission assembly 20, and influence the scanning accuracy of the optical scanning device 10. In this embodiment, the light absorbing member 33 is disposed on the second fixing plate 312. The light absorbing member 33 has a shape of a vertical elongated shape. The light absorbing member 33 is made of black sponge material, and has the advantages of simple structure, low production cost and good absorption effect.
The mounting bracket 34 is installed on the curb plate 31 and is located the light path passageway both sides, and the mounting bracket 34 is equipped with the joint groove, and the light absorption piece 33 joint is installed in the joint inslot, conveniently changes light absorption piece 33 etc. improves the availability factor of this exposure support 30. In this embodiment, the mounting bracket 34 is disposed on the second fixing plate 312.
When the optical scanning device is used, the light beam projected onto the area to be scanned forms a latent image on the photo-thermal element, the light beam which is not projected onto the area to be scanned is absorbed by the light absorbing piece 33, and the light beam is prevented from being reflected onto the photo-thermal element after being diffusely reflected on the side plate 31 or the conveying component 20, so that the scanning precision of the optical scanning device 10 is ensured, the effect of forming the latent image on the photo-thermal element is better, and the imaging of the final photo-thermal element is facilitated. The optical scanning device is simple in structure, convenient to use in cooperation with the optical scanning device 10, the conveying assembly 20 and the like, compact and stable in overall structure and low in production cost.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, it is possible to make several modifications and improvements without departing from the concept of the present utility model, which are equivalent to the above embodiments according to the essential technology of the present utility model, and these are all included in the protection scope of the present utility model.
Claims (10)
1. An exposure support for exposure device, characterized in that: the exposure support comprises two side plates and light absorbing pieces which are oppositely arranged, a light path channel is formed between the two side plates, the side plates are provided with mounting holes for mounting conveying rollers, the extending direction of the side plates is perpendicular to the axial direction of the conveying rollers, conveying channels for conveying photothermal elements are formed between the conveying rollers, a region to be scanned is arranged in each conveying channel, the region to be scanned is located in the light path channel, the light absorbing pieces are mounted on the side plates and located on two sides of the light path channel, and the light absorbing pieces can absorb light beams which are not projected onto the region to be scanned.
2. The exposure holder for an exposure apparatus according to claim 1, wherein: the conveying rollers are in a plurality of pairs, and the light absorbing piece is arranged on the side plate and positioned between two adjacent pairs of conveying rollers.
3. The exposure holder for an exposure apparatus according to claim 1, wherein: the exposure support also comprises a bottom plate, and the bottom plate is arranged at one end of the side plate and is vertically and fixedly connected with the side plate.
4. The exposure holder for an exposure apparatus according to claim 3, wherein: the length of the bottom plate is larger than or equal to the distance between the two opposite side plates, and the width of the bottom plate is smaller than or equal to the width of the side plates.
5. The exposure holder for an exposure apparatus according to claim 1, wherein: the cross section of the exposure bracket is -shaped.
6. The exposure holder for an exposure apparatus according to claim 1, wherein: the light absorbing piece is made of sponge.
7. The exposure holder for an exposure apparatus according to claim 1, wherein: the side plates comprise a first fixing plate and a second fixing plate, the conveying roller comprises a driving roller and a driven roller, the first fixing plate and the second fixing plate are fixedly connected and are sequentially arranged along the direction perpendicular to the axial direction of the conveying roller, a clamping area for installing the driving roller is formed between the first fixing plate and the second fixing plate, and a first installation hole for installing the driven roller is formed in the first fixing plate.
8. The exposure holder for an exposure apparatus according to claim 7, wherein: the light absorbing member is disposed on the second fixing plate.
9. The exposure holder for an exposure apparatus according to claim 1, wherein: the cross section of the side plate is L-shaped.
10. The exposure holder for an exposure apparatus according to claim 1, wherein: the exposure support still includes the mounting bracket, the mounting bracket is installed on the curb plate and be located light path passageway both sides, the mounting bracket is equipped with the joint groove, the light absorption piece is installed in the joint groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321793828.8U CN220381454U (en) | 2023-07-10 | 2023-07-10 | Exposure support for exposure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321793828.8U CN220381454U (en) | 2023-07-10 | 2023-07-10 | Exposure support for exposure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220381454U true CN220381454U (en) | 2024-01-23 |
Family
ID=89566811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321793828.8U Active CN220381454U (en) | 2023-07-10 | 2023-07-10 | Exposure support for exposure device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220381454U (en) |
-
2023
- 2023-07-10 CN CN202321793828.8U patent/CN220381454U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4255607B2 (en) | Planar light source device and liquid crystal display device | |
| CN101622567B (en) | Optical scanner and two-dimensional image display employing the same | |
| CN109794676B (en) | Reflector light beam adjusting structure and laser welding head | |
| CN101742042A (en) | Light projecting device, image reading device including same, and image forming apparatus including the image reading device | |
| US6563609B1 (en) | Linear illuminator | |
| JP3693924B2 (en) | Image sensor | |
| CN220381454U (en) | Exposure support for exposure device | |
| JP2010071721A (en) | Device and method for detecting irregularity flaw of steel plate | |
| JP5173570B2 (en) | Light guide, illumination unit, and illumination device for image reading | |
| US11689678B2 (en) | Double-sided synchronous scanning device and double-sided synchronous scanner | |
| US5898482A (en) | Optical radar apparatus | |
| JP2783538B2 (en) | Optical image forming device | |
| JP2925429B2 (en) | Document scanning device | |
| KR100306750B1 (en) | Laser scanning apparatus | |
| CN116125654A (en) | Optical assembly and laser transmitter | |
| US7233420B2 (en) | Mirror attachment structure for image-reading apparatus | |
| CS205103B2 (en) | Apparatus for irradiating an elongated surface. | |
| CN116859690A (en) | Exposure device | |
| CN210954585U (en) | Laser projection system for reducing laser speckle | |
| JP2000028944A5 (en) | ||
| JP2005148372A (en) | Light quantity detector for liquid crystal display device | |
| CN220419798U (en) | Optical scanning device and image forming apparatus | |
| CN211347909U (en) | Glass stress detection device | |
| CN218003850U (en) | Light source device and scanning imaging equipment | |
| CN104575270A (en) | Providing information using an optical element |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |