JP2645293B2 - Color printer - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a color printer, and more particularly, to a color printer capable of performing trimming accurately with a simple operation.

[Related Art] In recent years, in a color printer, how to obtain a variety of color photographs according to the user's preference has become a serious technical problem. That is, how to make it possible to provide a color photograph to a user in a smaller amount than printing but with an image arrangement equivalent to printing and at low cost.

For this reason, for example, there is a method in which an image of a negative film is printed on photographic paper in a main exposure section, and an image of a document such as an illustration is freely printed in a sub-exposure section separately provided on the photographic paper. In such a main exposure section, a negative film is trimmed and printed on photographic paper.However, when a printing area is determined, a reflecting mirror is arranged on the optical axis and the projection type is arranged at a position off the optical axis. Some are projected on the screen and confirmed. In addition, a screen is arranged on the lower surface of the printing paper, and an image on the screen is directly checked for trimming.

[Problems to be Solved by the Invention] As described above, a reflecting mirror is arranged on the optical axis at a position different from the arrangement position of the negative film, and the projection type screen is placed at a position off the optical axis. When arranging or arranging a screen on the lower surface of photographic paper, the system to be irradiated is large and the lens system is complicated. Moreover, it is difficult to secure a place for disposing these mechanisms, and the device becomes large.

In addition, if the trimming operation is performed on the printing optical axis, the trimming operation is difficult due to the dazzling of the light from the light source or the negative film is easily affected by heat. There are problems such as difficulty.

The present invention has been made in view of the above-mentioned conventional problems, and has as its object to provide a color printer capable of performing trimming accurately with a simple operation.

[Means for Solving the Problems] In order to solve the problems and achieve the object, the color printer according to the first aspect of the present invention has a negative movement in which a negative film is held and a printing optical axis is movably provided. Means and an area setting means for setting a printing area for the photographic material provided on the negative moving means.

In the color printer according to the present invention, a main exposure section for printing an image of a negative film on a photographic material, a sub-exposure section for printing an original on the photographic material, and a printing area for the photographic material are set. Area setting means,
Display means for displaying the printing area set by the area setting means on the photographic light-sensitive material.

4. The color printer according to claim 3, wherein the main exposure section prints the image of the negative film on the photographic material, the sub-exposure section prints the document on the photographic material, and the printing of the document on the photographic material. A color printer, comprising: display means for displaying a position.

5. The color printer according to claim 4, wherein said area setting means has a pair of movable vertical scales and a pair of horizontal scales, and a portion surrounded by said vertical scale and said horizontal scale. Is the printing area.

A color printer according to a fifth aspect of the present invention is characterized in that the area setting means is capable of changing the area with liquid crystal, and sets a portion formed by the liquid crystal as the printing area.

[Operation] In the invention according to the first aspect, the negative film is held by the negative moving means and moved to the printing optical axis, and the printing area on the photographic material is set by the area setting means.

According to the second aspect of the invention, the image of the negative film is printed on the photographic material by the main exposure unit, and the original is printed on the photographic material by the sub-exposure unit. At this time, the printing area for the photographic material is set by the area setting means. The printing area set by the area setting means on the photographic material is displayed on the display means.

According to the third aspect of the invention, the image of the negative film is printed on the photographic material by the main exposure unit, and the original is printed on the photographic material by the sub-exposure unit. At this time, the printing position of the original on the photographic material is indicated by the display means. Is displayed.

According to the invention described in claim 4, the area setting means has a pair of movable vertical scales and a pair of horizontal scales, and a portion surrounded by the vertical scale and the horizontal scale is used as a printing area. Bake.

According to the fifth aspect of the present invention, the area setting means makes the area of the liquid crystal variable, and prints a portion formed of the liquid crystal as a print area.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a color printer to which the present invention is applied, and FIG. 2 is a schematic diagram showing a transport path of photographic paper.

The color printer 1 has an inverted structure capable of exposing a large photographic paper plate, further includes a main exposure section and a sub-exposure section, and automatically prints a color photograph having a layout similar to that of printing with a smaller amount than printing. You can get it.

A base 3 is arranged at the center of the apparatus main body 2, a mast 4 is provided in a vertical direction on an upper part of the base 3, and a deck 5 is provided on the mast 4 so as to be vertically movable,
The deck 5 has a main exposure section 6 for printing an image of a negative film on a photographic material and a sub-exposure section 7 for printing an original on a photographic material. The main exposure section 6 is, for example, 14 × 18 inches, and the sub-exposure section 7 is, for example, 14 × 12 inches.
Are printed, and the color printer 1 has a depth.

A control device 8 is built in the inside of the base 3 on the right side, and a light source 9 of the main exposure unit 6 is arranged on the left side.
Controls the main exposure section 6 and the sub-exposure section 7.

A switch panel 10 and a keyboard 11 are arranged on the left side of the base unit 3, and a CR panel is provided on the right side of the base unit 3.
T12 and keyboard 13 and mode switch 14 are arranged,
Each is connected to the control device 8. The keyboard 13 performs a trimming operation, and has a key arrangement as shown in FIG.

One of the base part 3 and the deck 5 is provided with a main winding side magazine 15 and a main winding side accumulation section 16, and the other is provided with a winding side magazine 17 and a winding side accumulation section 18, respectively. The original magazine 15 and the take-up magazine 17 are wide and long photographic papers P.
Therefore, each case 19 is provided with a moving vehicle 20 and can be moved with a stay 21 that can be raised and lowered.

The photographic paper P wound around the original roll side magazine 15 is guided to the original roll side accumulation section 16 via the sub-drive roller 22, passes through the main exposure section 6 and the sub exposure section 7 of the deck 5, and passes through the opposite roll. The take-up side magazine 17 allows the take-up side magazine 17 to take up the take-up magazine 17. The original winding-side accumulator 16 and the winding-side accumulator 18 are each supported by vertically movable guide frames 23 so that the accumulator rollers 24 and 25 can be moved up and down.The accumulator rollers 24 and 25 are always springs (not shown). It is biased upward.

The photographic paper P is guided to the original winding side accumulation section 16 via the sub drive roller 22, is turned downward by the accumulation roller 24, is further turned upward by the support roller 26, and is moved from the guide roller 27 to the main exposure section. 6 and a sub-exposure unit 7.

The photographic paper P is guided by the guide roller 28 in the winding-side accumulation section 18.
From the take-up side magazine 17 through the support roller 29, and then turn downward with the accumulation roller 25.
Wound up. A paper feed roller 30 is provided at a stage subsequent to the sub-exposure section 7, and the photographic paper P is exposed to light by this exposure.
Accumulated roller when pulled by intermittent drive
24, 25 move up and down to buffer.

As shown in FIG. 3, a position sensor 31 is provided in the conveyance path to detect the conveyance position of the photographic paper P, and to accumulate rollers 24,
The movement position of the accumulation rollers 25 is detected, and further, lower limit locks 32 and 33 for regulating the lower limit positions of the accumulation rollers 24 and 25 are provided.

A cutter mechanism 34 is provided at a stage subsequent to the guide roller 27 of the deck 5, and a pressing roller is provided when a predetermined amount of light is exposed.
The printing paper P is pressed by the cutter 35 and cut by the cutter 36 to prevent the cut printing paper P from returning to the original winding side accumulation unit 16 side.

The photographic paper P is wound around the take-up side magazine 17 via the reader 37 as shown in FIGS. That is,
A reader 37 is connected to the printing paper P. The reader 37 passes between the paper feed roller 30 and the pinch roller 38, and is further wound around the winding magazine 17 via the winding-side accumulation unit 18.

A leader guide 39 and a photographic paper guide 40 are arranged in front of the paper feed roller 30. The leader guide 39 is pivotally supported by a rotatably supported lever 41, and is always urged in the approaching direction by a spring 42.
39 sandwiches the reader 37 from both sides to prevent the reader 37 from swinging in the width direction. Then, as shown in FIG. 6, the leader guide 39 is automatically rotated downward and moved by the conveyance of the printing paper P, and is positioned below the printing paper P. The photographic paper P is guided by a photographic paper guide 40. The photographic paper guide 40 is slidably provided on a support shaft 43 arranged in a direction orthogonal to the transport direction.
At 44, the printing paper P is constantly biased in the approaching direction to prevent the printing paper P from swinging in the width direction.

Between the deck 5 and the original winding side accumulation section 16 and the winding side accumulation section 18 disposed on both sides thereof, a light shielding film 45 provided on the original winding side accumulation section 16 and the winding side accumulation section 18, Shaded by 46. The light shielding films 45 and 46 move up and down in conjunction with the up and down movement of the deck 5. The bellows 47 of the main exposure section 6 provided on the deck 5 is provided with a lens deck 48. By operating a shutter (not shown) built in the lens deck 48, light from the light source 9 is passed through a mirror tunnel 49 and a negative film 50. Then, the image is irradiated onto the photographic printing paper P via the lens 51, and the image on the negative film 50 is printed.

In the sub-exposure unit 7, the photographic paper P printed in the main exposure unit 6 can be exposed to a document such as an illustration or a name in a close state and the illustration or the name or the like in a predetermined position, and freely printed. I can do it. This sub-exposure unit 7
A housing 52 is provided at a lower portion of the housing 52.
Inside, a three-color light source 54 housed in a lamp house 53 is provided. The three-color light source 54 may be fixed, or may reciprocate in the transport direction of the printing paper P. Light from the three-color light source 54 is reflected by the mirror 55, and the image of the document is printed on a predetermined position of the photographic paper P.

The main exposure section 6 is provided with a trimming mechanism 56, which is shown in FIGS. 7 to 12.

The base 3 has a support substrate at a position above the mirror tunnel 49.
57 is fixed, and a window 58 is formed in the support substrate 57 at the position of the mirror tunnel 49. On the support substrate 57, a negative mask table 59 is slidably provided above the mirror tunnel 49 so that the negative film 49 can be arranged on the optical axis. A negative mask bottom plate 60 is exchangeably attached to the negative mask base 59 via support pins 61, and a glass is provided in a window (not shown) at the center of the negative mask bottom plate 60, and a negative film 49 can be placed thereon. I can do it. The negative mask bottom plate 60 is supported on a negative mask base 59 by a negative mask retainer 62, and the corners of the negative mask bottom plate 60 are positioned by contacting the positioning plate 63. This positioning plate
63 is provided on the support substrate 57 so as to be vertically movable, and a positioning plate 63 is provided.
When the knob 64 is pulled, the negative mask bottom plate 63 is locked by a click mechanism (not shown), and when pressed, the lock is released. The negative film 49 set on the glass (not shown) of the negative mask bottom plate 60 is covered with a negative mask upper cover 65, and the negative mask upper cover 65 is attached to the negative mask bottom plate 60 via a bracket 66 so as to be openable and closable.

A pair of support shafts 67 are arranged in parallel on the support substrate 57, and a slide block 68 is slidably provided on the support shafts 67. This slide block 68 has an engagement step
An engagement portion 59a formed at the end of the negative mask base 59 is placed on the engagement step 68a.
Further, the projection 68b of the slide block 68 and the negative mask base 5
A pressing plate 69 is applied to the engaging portion 59a of the knob 9 from above, and the pressing plate 69 is pressed by a step 71a of the knob 71 via a retainer 70. The knob 71 is screwed to the slide block 68 through the retainer 70 and the holding plate 69. For this reason,
When the knob 71 is tightened, the step portion 71a presses the holding plate 69, and the engaging portion 59a of the negative mask base 59 is moved to the slide block 68.
When the grip 71 is gripped and operated in the axial direction of the support shaft 67, the negative mask table 59 moves. Microswitches 72 are provided on the support substrate 57 at two positions along the support shaft 67 so as to detect the position of the slide block 68.

In the vicinity of the mirror tunnel 49, as shown in FIG. 7, at a lower position in a state where the negative film 50 is set, a printing center of the negative film 50 and a pair of vertical scales 73 for setting a printing area are provided. A pair of horizontal scales 74 are provided, and a fluorescent lamp 75 and a blow lamp 76 for illuminating the negative film 50 are provided.

The pair of vertical scales 73 and horizontal scales 74 are
As shown in the figure, they are movably supported by guide shafts 79 and 80 via fixtures 77 and 78, respectively. The vertical scale 73 and the horizontal scale 74 are attached to belts 83 and 84 driven by pulse motors 81 and 82, respectively.
With the drive of 82, the pair of vertical scales 73 and the horizontal scale 74 are respectively
By moving to one of 81 and 82, it moves in the direction close to each other,
By rotating to the other, they move away from each other. Intersection a of the vertical scale 73 and the horizontal scale 74 at this center position
Is the printing center of the negative film 50 and coincides with the optical axis for printing on the photographic paper P. The area surrounded by the pair of vertical scales 73 and the horizontal scale 74 sets the printing area b on the photographic paper P. Vertical scale 73 and horizontal scale
At the maximum movement position of 74, origin position sensors 85 and 86 are arranged, and the maximum range of the printing area b is detected.

The pulse motors 81 and 82 are driven by pulse motor driving means 87 and 88 based on the position information of the keyboard 13, and the printing area b is set by the rotation of the step motors 81 and 82, and based on the information of the printing area b. Pulse motor drive means
At 89, the pulse motor 90 is driven, and the servo motor driving means 91 and the servo motor 92 are driven. The drive of the pulse motor 90 rotates the screw shaft 93 to move up and down the lens deck 48 to adjust the position of the lens 51.
Detected at 94. Further, the screw shaft 95 is similarly rotated by the drive of the servo motor 92, and the deck 5 is moved up and down to
The distance from the printing paper P is adjusted so that the printing area b is obtained. The lens deck 48 and the deck 5 detect the origin positions by origin position sensors 96 and 97.

The control of the trimming mechanism 56 is performed by inputting control information by using the keyboard 13 shown in FIG. At this time, when the negative mask bottom plate 60 moves to the back side and is on the optical axis, the vertical scale 73 and the horizontal scale 74, the deck 5, and the lens deck 48 operate in conjunction with each other, and the negative mask bottom plate 60 is moved forward. In the position of the vertical scale 73 and the horizontal scale 74, the deck 5 and the lens deck 48 are not operated so that the moving operation of the vertical scale 73 and the horizontal scale 74 is performed quickly. Has become. When the designation key 13a is not pressed, that is, when the LED of the designation key 13a is turned off, the exposure time can be input to the ten keys 13b.

The designation key 13a designates a magnification or a tremming dimension during printing to reduce the processing time, and the designation of the magnification or the tremming dimension is selected by the ten keys 13b. The key 13c expands the vertical scale 73, the key 13d expands the vertical scale 73, the key 13e expands the horizontal scale 74, and the key 13f expands the horizontal scale 74. Then, while each key is kept pressed, a continuous operation is performed. Since the operation of the vertical scale 73 and the horizontal scale 74 is displayed on the CRT 12, this key operation is performed.
The operability is improved because it can be performed while watching.

The home key 13g moves the vertical scale 73 and the horizontal scale 74 or the magnification to a position stored in advance. The C key 13h clears the ten key 13b and error messages, the WR key 13i completes the input of the ten key 13b, and the reset key 13j interrupts the operation and has a C key function.

Therefore, when printing is performed in the main exposure section 6, the seventh exposure is performed.
As shown in the figure, the negative film 50 is placed on the negative mask bottom plate 60 while the negative mask base 59 is pulled forward by operating the knob 71.
Is set.

A tremming dimension is designated by a key input from the keyboard 13, and a printing area b is set by the vertical scale 73 and the horizontal scale 74. And the knob of the positioning plate 63
When the positioning plate 63 is pushed down by pushing the 64, the lock of the negative mask bottom plate 60 is released. In this state, when the knob 71 is pushed forward, the slide lock 68 moves on the support shaft 67. As a result, the negative mask table 59 moves in conjunction with it, and the printing center of the negative film 50 set on the negative mask bottom plate 60 is positioned on the optical axis. In this manner, the printing center and printing area of the negative film 50 are determined at positions off the optical axis. In this state, the negative film 50 is moved on the optical axis, and the printing area set when exposed is printed on the photographic paper P.

13 and 14 show another embodiment of the trimming mechanism. In this embodiment, a transmissive liquid crystal 100 is provided on a negative mask bottom plate 60, and the liquid crystal 100 is controlled by a liquid crystal driving means 101 so that a rectangular area can be changed. The printing area b is displayed in this area, and the center of the printing area b is made to coincide with the optical axis. The information for setting the printing area b of the liquid crystal 100 is input from the position information input means 102, input to the area setting means 103, and is calculated by the area calculation means 104 based on the information.
And the liquid crystal 100 is controlled via the drive means 105, and the lens 51 is moved via the driving means 105 so that the set printing area b is printed on the printing paper P.

Further, in the square area displayed on the liquid crystal 100, the position of the printing of the illustrations and characters is displayed by input from the position information input means 102, and the illustrations and characters to be printed on this position c are displayed. For example, a light-blocking member (not shown) is provided on a printing frame of the photographic paper P so that the printing is not performed. The burning area b and the burning position c are CR
Illustrations, characters, and the like can be arranged at positions indicated by T12 and positioned by the main exposure unit 6 by the sub-exposure unit 7.

[Effects of the Invention] As described above, according to the first aspect of the invention, the negative film is held by the negative moving means and moved to the printing optical axis, and the printing area on the photographic material is set by the area setting means. The trimming operation is no longer performed on the printing optical axis, which reduces glare from the light from the light source and reduces the effect of heat on the negative film. Can be. Furthermore, it is no longer necessary to manually determine the printing area from the image of the negative film projected on the screen as in the past, and it is possible to prevent variation in positioning.The printing center and the printing area are set at the position where the negative film is set. And can be set accurately. Also, as before,
A reflection mirror is arranged on the optical axis at a position different from the arrangement position of the negative film, and a projection screen is arranged at a position off the optical axis, or a screen is arranged on the lower surface of the photographic paper This eliminates the necessity, so that the arrangement space can be easily secured and the device can be downsized.

According to the second aspect of the present invention, the image of the negative film is printed on the photographic material by the main exposure unit, and the original is printed on the photographic material by the sub-exposure unit. However, since the printing area set by the area setting means on the photographic material is displayed on the display means, the trimming operation is not performed on the printing optical axis, and the light from the light source may cause glare.
The effect of heat on the negative film is reduced, and the trimming operation can be performed even in a device having a depth such as when printing on a particularly large photographic photosensitive material. Furthermore, it is no longer necessary to manually determine the printing area from the image of the negative film projected on the screen as in the past, and it is possible to prevent variation in positioning.The printing center and the printing area are set at the position where the negative film is set. And can be set accurately.
Also, the burning area and the burning position are displayed on the display means,
The operation can be performed while looking at the display means, so that the operability is improved. Further, as in the prior art, a reflecting mirror is arranged on the optical axis at a position different from the arrangement position of the negative film, and a projection screen is arranged at a position off the optical axis, or photographic paper is used. There is no need to arrange a screen on the lower surface of the device, so that an arrangement space can be easily secured and the device can be made compact.

According to a third aspect of the present invention, the image of the negative film is printed on the photographic material by the main exposure unit, and the original is printed on the photographic material by the sub-exposure unit. Is displayed, the burning area and the burning position are displayed on the display means, and can be performed while looking at the display means, so that the operability is improved.

According to a fourth aspect of the present invention, the area setting means has a pair of movable vertical scales and a pair of horizontal scales, and a portion surrounded by the vertical scale and the horizontal scale is used as a printing area. Since printing is performed, the printing area can be set accurately with a simple structure, the trimming operation is not performed on the printing optical axis, the light from the light source is dazzled, and the influence of heat on the negative film is reduced. Especially when printing on large photographic materials,
The trimming operation can be performed even with a device having a depth. further,
It is no longer necessary to determine the printing area by manual operation from the image of the negative film projected on the screen as in the past, it is possible to prevent variation in positioning, and the printing center and the printing area are set at the position where the negative film is set. Can be set accurately.

According to the fifth aspect of the present invention, the area setting means makes the area variable with liquid crystal and prints a portion formed by the liquid crystal as a burning area. Therefore, the burning area and the burning position are displayed on the display means. Since the operation can be performed while looking at the means, the operability is improved.

[Brief description of the drawings]

FIG. 1 is a schematic diagram of a color printer to which the present invention is applied.
FIG. 2 is a plan view of a keyboard, FIG. 3 is a schematic diagram showing a transport path of photographic paper, FIGS. 4 to 6 are views showing transport by a reader at the start of transport of photographic paper, and FIG. 7 is trimming. FIG. 8 is a front view of the mechanism, FIG. 9 is a front view thereof, FIG.
FIG. 10 is a rear view, FIG. 11 is a cross-sectional view taken along the line XI-XI of FIG. 7,
FIG. 12 is a schematic diagram showing a drive system of the trimming mechanism, FIGS. 13 and 14 show another embodiment, FIG. 13 is a plan view, and FIG.
The figure is a sectional view taken along the line XIV-XIV in FIG. In the figure, 1 is a color printer, 5 is a deck, 6 is a main exposure section, 7 is a sub-exposure section, 8 is a control device, 13 is a keyboard, 12
Is a CRT, 57 is a support substrate, 59 is a negative mask base, 60 is a negative mask bottom plate, 65 is a negative mask cover, 71 is a knob, 73 is a vertical scale, 75 is a horizontal scale, 100 is a liquid crystal, a is a printing center, and b is a printing center. It is a burning area.

Claims (5)

(57) [Claims] 1. A negative moving means for holding a negative film and being movable to a printing optical axis, and an area setting means for setting a printing area for a photographic photosensitive material provided on the negative moving means. Characteristic color printer. 2. A main exposure section for printing an image of a negative film on a photographic material, a sub-exposure section for printing an original on the photographic material, area setting means for setting an area for printing on the photographic material, Display means for displaying the printing area set by the area setting means on the photographic photosensitive material. 3. A main exposure section for printing an image of a negative film on a photographic photosensitive material, a sub-exposure section for printing an original on the photographic photosensitive material, and a display means for displaying a printing position of the original on the photographic photosensitive material. And a color printer comprising: 4. The area setting means has a pair of movable vertical scales and a pair of horizontal scales, and defines a portion surrounded by the vertical scale and the horizontal scale as the printing area. The color printer according to claim 1 or 2, wherein 5. A color printer according to claim 1, wherein said area setting means makes the area variable with liquid crystal, and sets a portion formed by said liquid crystal as said printing area. .