Chopping mechanism and the equipment that comprises it and the method for for digital stereo image, enlarging and print
Technical field
The present invention relates to a kind of image photographic process equipment and method, particularly relate to a kind of chopping mechanism of enlarging and print for digital stereo image and the equipment that comprises it and method.
Background technology
Along with the development of image industry, photo enlarging and printing is enlarged and print and has been stepped into number and enlarge and print the epoch from traditional film.According to the difference of Exposure mode, digital image is enlarged and print and can be divided into laser projection exposure image and the imaging of LCD demonstration amplification projection exposure.Compare the imaging of LCD projection exposure, the photochromism of laser projection exposure is pure, and the high precision of can enlarging and print out, image is sharp keen, pixel is high, bright photograph.In addition because its light intensity is large, LCD projection imaging exposure has film speed faster, the photo of the larger picture of especially enlarging and print out relatively.
The laser technology of enlarging and print is to use three look column laser beam scannings exposure image on photographic paper.At present, adopt the photographic process equipment of laser explosure mainly to comprise a laser exposure system, be sensitization platform directly over laser exposure system, and sensitization platform is over against the surface bears photographic paper of this laser imaging system.On sensitization platform, be provided with one for the gear train of this photographic paper of transmission.
Generating laser produces laser signal by the digital image information (image parameter) of computer control input, the light beam sending by light valve by entered tilting mirror or galvanometer by laser mirror group reflection, again through camera lens, project reflective mirror and reflexed on photographic paper by this reflective mirror, in the process of enlarging and print, by mobile photographic paper constantly, carry out laser scanning exposure.
At whole photograph, enlarge and print in process, the relative sensitization platform of laser exposure system keeps motionless, camera lens in laser exposure system expose motherboard relative to reflective mirror all also keeps motionless, and photographic paper moves relative to this laser exposure system under the drive of gear train, reach laser imaging system photographic paper is carried out to the progressively object of exposure image.
And adopt at present the photographic process equipment of laser exposure system can only be for the enlarging and print of plane photo, what cannot meet that stereopsis enlarges and print middle requirement implements the requirement of enlarging and print of dislocation exposure on a photographic paper to multiple pictures.
Summary of the invention
The technical problem to be solved in the present invention is cannot, for the defect of the stereopsis of enlarging and print, provide a kind of chopping mechanism of enlarging and print for digital stereo image and the equipment that comprises it and method in order to overcome the image photographic process equipment of available technology adopting laser exposure system.
The present invention solves above-mentioned technical matters by following technical proposals:
A kind of chopping mechanism of enlarging and print for digital stereo image, its feature is, it comprises the upper shading box that an end face and bottom surface are opened wide, an and lower shading box that is set in the bottom of shading box on this, the bottom of this lower shading box is provided with the light output groove of a bar shaped, and this lower shading box is connected with shading box on this by least one elevating mechanism.
Wherein, described elevating mechanism is vertical electric cylinder, and the cylinder body of this electric cylinder is arranged on this on shading box, and the piston of this electric cylinder is connected with this lower shading box.
Wherein, described elevating mechanism comprises the screw rodb base being arranged on this lower shading box; On this screw rodb base, hang down and establish one first screw mandrel; On this, shading box is provided with a motor, and the output shaft of this motor and this first screw mandrel are coaxially affixed.
Wherein, also comprise at least one long rails on this on shading box, this lower shading box is provided with the slide block with described long rails adaptation.
Wherein, the below of at least one side of this lower shading box is provided with at least one roller, and the roller bearing of this roller is parallel with this light output groove.
Preferably, the bottom surface of roller is lower than the bottom surface of this lower shading box.
Wherein, this chopping mechanism is up-small and down-big trapezium structure.
The present invention also provides a kind of equipment of enlarging and print for digital stereo image, and it comprises that one for placing the sensitization platform of photosensitive material, and its feature is, this equipment also comprises that one is slidedly arranged on the laser exposure system of this sensitization platform top by a travel mechanism; One above-mentioned chopping mechanism, this chopping mechanism hangs down and is located at this laser exposure system below; And one for changing light that this laser exposure system the penetrates offsetting mechanism of this photosensitive material position relatively; Motion track under the motion track of this laser exposure system under offsetting mechanism drives drives with this laser exposure system Gai travel mechanism is vertical.
Wherein, this offsetting mechanism is located in this laser exposure system, for being offset the light penetrating from this laser exposure system.
Wherein, this offsetting mechanism is connected with this laser exposure system, the light that comes deflection to penetrate from this laser exposure system by mobile this laser exposure system.
Wherein, this travel mechanism comprises two portal frames, article two, be crossed on the slideway being parallel to each other between described two portal frames, between two described slideways, be provided with second leading screw driving by a motor, the end face of this laser exposure system is provided with respectively the slide block with this slideway or the second leading screw adaptation.
Wherein, described portal frame includes a column and one and the affixed crossbeam in this column top, and this crossbeam is positioned at the top of this sensitization platform; Described slideway and the second leading screw are located between described two crossbeams.Thereby the side that portal frame is not installed at sensitization platform forms an open visual perform region, makes the inner structure of this equipment more transparent, be convenient to safeguard and trimming.
The present invention also provides a kind of method that adopts the equipment of enlarging and print for digital stereo image described in claim, and its feature is, the method comprises the steps:
S
1, this laser exposure system obtains the photographic intelligence from a photo of computing machine, this chopping mechanism compresses grating and the photographic paper under being positioned at downwards, this travel mechanism drives this laser exposure system to move, and this laser exposure system carries out scan exposure for the first time to photosensitive material;
S
2, this computer control mentions chopping mechanism, and obtain the offset data information of the relatively last photo of another photo, then to this offsetting mechanism, send skew instruction, this offsetting mechanism drives this laser exposure system to make corresponding skew, the relative step S of light that laser exposure system will be projected in this step
1the light of middle projection forms dislocation;
S
3, this laser exposure system obtains the photographic intelligence from this another photo of computing machine, this chopping mechanism compresses grating and the photosensitive material under being positioned at downwards, this travel mechanism drives this laser light exposure system to move, and this laser exposure system carries out scan exposure next time to photosensitive material;
S
4, repeating step S
2and S
3, until the equal scan exposure of all photos is complete.
Wherein, at execution step S
1the step that before also comprises the photo of producing multiple same scenery different visual angles; And by the step of described photo input computing machine.
Wherein, step S
4after also comprise that one is compounded to form the step of stereopsis by photographic paper and grating.
In the present invention, above-mentioned optimum condition can combination in any on the basis that meets this area general knowledge, obtains the preferred embodiments of the invention.
Positive progressive effect of the present invention is: chopping mechanism of enlarging and print for digital stereo image of the present invention is applicable to adopt the stereopsis photographic process equipment of laser exposure system, it is in shading, along with the carrying out of scan exposure carries out part to the photosensitive material exposing, compress operation, make imaging effect better.
In addition the equipment that, equipment of enlarging and print for digital stereo image laser of the present invention has been filled up available technology adopting laser exposure system cannot, for the blank of the digital stereo image of enlarging and print, meet again the appreciation demand of people's logarithmic code stereopsis.
Further, travel mechanism for moving exposure system of the present invention can set up the photographic process equipment of the existing LCD of utilization exposure system imaging by laser exposure system and the chopping mechanism being connected with laser exposure system, reach the object of a tractor serves several purposes, the use of photographic process equipment is more flexible, and the scope of enlarging and print is more extensive.
Accompanying drawing explanation
Fig. 1 is the structural representation of equipment of enlarging and print for digital stereo image of the present invention.
Fig. 2 is the explosive view of equipment of enlarging and print for digital stereo image of the present invention.
Fig. 3 is the perspective view of the chopping mechanism in the present invention.
Fig. 4 is the bottom surface structure schematic diagram of the travel mechanism in the present invention.
Fig. 5 is the schematic diagram of enlarging and print of this equipment of method of enlarging and print for digital stereo image in the present invention, number in the figure 5,5 ' and 5 " illustrate same chopping mechanism in the different scan exposure stages in different initial positions; in order to make drawing clear understandable, special with different size and lines, represent.
Fig. 6 is another structural representation of equipment of enlarging and print for digital stereo image of the present invention.
Fig. 7 is the assembling schematic diagram of elevating mechanism and upper shading box and lower shading box in Fig. 6.
Embodiment
Below in conjunction with accompanying drawing, provide preferred embodiment of the present invention, to describe technical scheme of the present invention in detail.
As described in Fig. 1~3, the chopping mechanism of enlarging and print for digital stereo image 5 of the present invention comprises the upper shading box 51 that a upper and lower surface is opened wide, sheathed shading box once 52 below upper shading box 51, the bottom surface of lower shading box 52 is provided with the light output groove 521 (seeing Fig. 3) of a bar shaped.The light of wire (in figure, dot-and-dash line represents) enters chopping mechanism 5 from the end face of upper shading box 51, from light output groove 521, penetrates and throws to being positioned on the photosensitive material of chopping mechanism 5 belows.
This lower shading box 52 drives by three groups of vertically disposed electric cylinder 53 as elevating mechanism.The cylinder body of electric cylinder 53 is arranged on the side of shading box 51, and the piston of electric cylinder 53 is connected with lower shading box 52.Work carried or pressed to electric cylinder 53 by the expanding-contracting action of self, on the lower shading box 52 of realization by computer control, reaches the region that the photographic paper of grating and its below is implemented to expose and carry out the local object that compresses or discharge.
Except adopting electric cylinder as elevating mechanism, also can realize moving up and down of lower shading box 52 by other existing technological means.As shown in Figure 6, adopt the motor 61, screw rodb base 62 and the screw mandrel 63 that cooperatively interact to replace electric cylinder 53 (Fig. 1) as elevating mechanism.
Particularly, a screw rodb base 62 is set on lower shading box 52, on this screw rodb base 62, hangs down and establish one first screw mandrel 63, set firmly a motor 61 on upper shading box 51, the output shaft of this motor 61 and this first screw mandrel 63 are coaxially affixed.By this first screw mandrel 63, the gyration of the output shaft of this motor 61 is converted to lower shading box 52 at the rectilinear motion of vertical direction.
More stable and smooth and easy in order to make lower shading box 52 relatively go up the action of shading box 51, on upper shading box 51, be provided with two long rails 54, and on lower shading box 52, be provided with the slide block (not shown) with described long rails 54 adaptations.
In addition, be also provided with five groups of rollers 55 below these lower shading box 52 1 sides, the roller bearing of roller 55 all parallels with this light output groove 521.Roller 55 makes chopping mechanism 5 mobile more smooth and easy on photosensitive material surface, while reducing lower shading box 52 bottom surfaces and grating close contact, follows the shift action of scan exposure process and causes grating wear phenomenon.
As shown in Fig. 1,2 and 4, the equipment of enlarging and print for digital stereo image in the present invention comprises a sensitization platform 1, and the both sides of sensitization platform 1 are provided with framework 11.At framework 11, the added 3 ,Er travel mechanisms 3 of travel mechanism that are provided with are connected with laser exposure system 2 by an offsetting mechanism 4.Wherein travel mechanism 3 laterally moves the relative sensitization platform 1 of laser exposure system 2.Offsetting mechanism 4 vertically moves the relative sensitization platform 1 of laser exposure system 2, and the relative photosensitive material of needs of enlarging and print according to stereopsis from the light of laser exposure system 2 ejaculations is offset.
,Gai travel mechanism 3 comprises two parallel portal frames 31 as shown in Figure 4, between portal frame 31 across being provided with two parallel slideways 35.Between these two slideways 35, be provided with one second leading screw 32, this second leading screw 32 drives by the motor 33 being connected with computing machine.This travel mechanism 3 also comprises the slide block 34 and 36 coordinating with described the second leading screw and slideway being respectively connected with the end face of this laser exposure system 2.
And described offsetting mechanism 4 can adopt the similar structure of Yu Gai travel mechanism 3, i.e. the combination by the second leading screw and slideway realizes.Wherein the slideway of offsetting mechanism 4 should be affixed with slide block 34 and/or 36, to realize the movement that laser exposure system 2 can relative moving mechanism 3, itself not occurrence positions conversion due to travel mechanism 3, therefore sensitization platform is real in relatively static relatively, and the movement that realizes laser exposure system 2 relative moving mechanism realizes laser exposure system 2 moving relative to sensitization platform.
Portal frame of the present invention also can directly adopt the structure after partly cuing open as shown in Figure 1, be that each portal frame has included a root post and the crossbeam affixed with the top of this column, crossbeam is positioned at the top of this sensitization platform, is positioned at the framework 11 on portal frame opposite in omission equipment simultaneously.Thereby on the opposite of portal frame, form an open visual perform region, be convenient to equipment inner structure more transparently, be convenient to parts safeguard and rebuild.Certainly, the framework 11 of portal frame one side is omitted simultaneously, in this side, also form one and be convenient to the visual workspace of safeguarding and rebuilding.
Because current sensitization industry all as one man adopts to the equipment that carries out number by laser exposure system and enlarge and print the top that sensitization platform is upside down in to laser exposure system, the light direction of laser exposure system structure from bottom to top, realizes projection exposure operation by mobile photosensitive material (being photographic paper).
Due to equipment of the present invention use sensitization platform under, laser exposure system carries out enlarging and print of stereopsis in upper structure.Therefore, travel mechanism in the present invention can be transplanted to whole laser exposure system on the photographic process equipment of existing employing LCD exposure system, replace LCD exposure system, a body (i.e. a sensitization platform) both can be coordinated with LCD exposure system, can coordinate with laser exposure system again.The use of body is more flexible, has expanded its applicable scope.
In addition, owing to adopting at present the photographic process equipment of laser exposure system can only be for the enlarging and print of plane photo, what cannot meet that stereopsis enlarges and print middle requirement implements the requirement of enlarging and print of dislocation exposure on a photographic paper to the photo of multiple different visual angles.
And offsetting mechanism of the present invention can be adjusted according to the offset data information between two photos laser exposure system to the position of laser exposure system, realization is implemented dislocation exposure to the photo of multiple different visual angles on a photographic paper, thereby has met the requirement that stereopsis is enlarged and print.
Below with reference to Fig. 5, method of enlarging and print for digital stereo image of the present invention is described further.Wherein, the step of absorbing same scenery different angles photo before enlarging and print is that prior art does not repeat them here.For the ease of understanding three photos of following employing, to form a stereopsis be that example describes, and Y direction is the moving direction of the relative photosensitive material of light, and X-direction is the direction that in single pass exposure process, laser exposure system moves.
The method comprises the steps:
Step S
1, this laser exposure system obtains the photographic intelligence from first photo of computing machine, this chopping mechanism compresses grating and the photographic paper under being positioned at downwards, this travel mechanism drives this laser exposure system to move, and this laser exposure system carries out scan exposure for the first time to photosensitive material.Now chopping mechanism 5 is in the drawings for solid line represents.The accumulated error causing for fear of Multiple-Scan exposure, completes Hou, travel mechanism at scan exposure each time and all drives this laser exposure system to get back to initial position.
Scan exposure finishes rear travel mechanism driving laser exposure system and gets back to initial position, thereby avoids the accumulated error of laser exposure system when location.Certainly, this step is also nonessential, and laser exposure system also can carry out scan exposure for the second time from the position that scan exposure finishes for the first time.
Step S
2, this computer control mentions chopping mechanism, and obtain the offset data information of second relative first photo of photo, this computing machine sends skew instruction to this offsetting mechanism, this offsetting mechanism drives this laser exposure system to make corresponding skew, the relative step S of light that laser exposure system will be projected in this step
1the light of middle projection forms dislocation.Now chopping mechanism 5 ' is in the drawings for dotted line represents.The photo-overlap computer-chronograph of two different visual angles that described " offset data information " is same scenery calculates the change in location of photograph image.This offset data information comprises direction and the distance of second relative first photo skew of photo.Described " direction " is camera when taking second photo, the direction moving while taking first photo with respect to camera.
Step S
3, this laser exposure system obtains the photographic intelligence from this second photo of computing machine, this chopping mechanism compresses grating and the photosensitive material under being positioned at downwards, this travel mechanism drives this laser light exposure system to move, and this laser exposure system carries out scan exposure for the second time to photosensitive material.
Step S
4, this computer control mentions chopping mechanism again, and obtain the offset data information of the 3rd relative second photo of photo, again to this offsetting mechanism, send skew instruction, by it, drive this laser exposure system to make corresponding skew, the relative step S of light that laser exposure system will be projected in this step
3the light of middle projection forms dislocation.Now chopping mechanism 5 " in the drawings for dot-and-dash line represents.
Certainly, step S
4in also can adopt the offset data information of the 3rd relative first photo of photo, thereby can reduce the error accumulation of laser exposure system in moving process, improve enlarge and print precision and the three-dimensional imaging effect of photo.When using first photo as after during the moving reference of photo of the scan exposure of being wanted, performing step S
4before, this laser exposure system is first got back to first photo is carried out to scan exposure initial position before, and the offset data information of relative first photo of photo of the exposure to be scanned obtaining according to computing machine subsequently moves to relevant position.
Step S
5, this laser exposure system obtains the photographic intelligence from the 3rd photo of computing machine, this chopping mechanism compresses grating and the photosensitive material under being positioned at downwards, this travel mechanism drives this laser light exposure system to move, and this laser exposure system carries out scan exposure for the third time to photosensitive material.
S
6, scan exposure is complete.
S
7, photographic paper and column grating after compound exposure, form stereopsis, wherein the slit of column grating is parallel with X-axis.
Although more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art is not deviating under the prerequisite of principle of the present invention and essence, can make various changes or modifications to these embodiments, but these changes and modification all fall into protection scope of the present invention.