WO2006007901A1 - Dispositif de marquage et procede de marquage - Google Patents

Dispositif de marquage et procede de marquage Download PDF

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Publication number
WO2006007901A1
WO2006007901A1 PCT/EP2005/006221 EP2005006221W WO2006007901A1 WO 2006007901 A1 WO2006007901 A1 WO 2006007901A1 EP 2005006221 W EP2005006221 W EP 2005006221W WO 2006007901 A1 WO2006007901 A1 WO 2006007901A1
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WO
WIPO (PCT)
Prior art keywords
printing
marking
identification device
movement
article
Prior art date
Application number
PCT/EP2005/006221
Other languages
German (de)
English (en)
Inventor
Wolfgang Keller
Original Assignee
Wolke Inks & Printers Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wolke Inks & Printers Gmbh filed Critical Wolke Inks & Printers Gmbh
Publication of WO2006007901A1 publication Critical patent/WO2006007901A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
    • B41J3/36—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for portability, i.e. hand-held printers or laptop printers

Definitions

  • the invention relates to a marking device for marking at least one surface of an object, a marking method for marking at least one surface of an object and a control device for controlling a printing device.
  • paper is printed by means of pressure rollers.
  • paper which is, for example, on a roll, unrolled, passed between two pressure rollers, printed and, for example, rolled up again or assembled for further processing.
  • the paper is pressed by a counter-pressure roller to a pressure roller and the motif to be imaged is transferred from the pressure roller to the paper.
  • high, low and gravure printing techniques can be used to transfer the motif, with very high printing speeds being achieved.
  • the motif to be printed is changed by, for example, that
  • an identification device for identifying at least one surface of an article, the identification device and the surface moving relative to one another, comprising:
  • a detection device which is designed to detect a comparison quantity, the comparison quantity being a function of a relative speed v between the identification device and the surface of the object, and - At least one printing device, wherein the at least one printing device is designed to contactlessly print the article taking into account the determined comparison quantity.
  • the comparison variable corresponds to the relative velocity v at which the marking device and the surface of the article to be printed move relative to one another.
  • the relative velocity v it is also possible to detect another comparison variable which is influenced by the relative velocity v or depends on it.
  • a number of pulses per unit of time e.g. electrical impulses per unit time are detected, the electrical impulses, for example, due to a movement of the marking device and the object against each other arise (for example by a Dreh greatestrad).
  • Such pulses can arise, for example, by magnetic induction against each other or moving past magnets and coils.
  • revolution angles per unit time of a wheel or angular speed of a wheel can be detected.
  • the detection device can also detect, for example, a multiple of the relative velocity v, i. that the comparison variable corresponds to a multiple of the relative velocity v.
  • the comparison variable does not have to correspond to the relative velocity v or a multiple of the relative velocity v, but is rather dependent on the selected detection device.
  • the relationship of the comparison variable with the relative velocity v is determined by the detection device.
  • the comparison variable which for example corresponds to the relative velocity v or a multiple of the relative velocity v or is otherwise coupled to the relative velocity v, the article is printed by the printing device.
  • the printing operation of the at least one printing device is controlled, for example, in accordance with the relative velocity v with which the marking device and the object move toward one another.
  • pressure parameters of the at least one printing device can be adapted to the relative speed v.
  • a pressure parameter can be chosen to be large at high relative velocity v and correspondingly low at low relative velocity v.
  • the marking device is a hand-held device.
  • the printing operation of the printing apparatus takes into account the measured comparative quantity, i. thus preferably taking into account the
  • Relative velocity v between the identification device and the surface of the object to each other runs can also be used with manual
  • a clean print image can be generated. This is particularly advantageous because a handset is generally not guided along the article at a substantially constant speed. Varies the relative velocity v between the
  • Relative speed v detected and the printing process can be adjusted accordingly.
  • a frequency f at which the at least one printing device prints the surface of the object in a direction of movement or printing direction is essentially given by
  • r is a predetermined resolution with which the at least one printing device prints
  • the moving direction is a direction in which the marking device and the surface of the object move relative to each other with the relative velocity v.
  • a clean printed image can be generated.
  • a printed image with a constant resolution r in the direction of movement can be generated. If, for example, the relative velocity v is increased at a given resolution r, then, for example, the frequency f at which the printing device prints the article can likewise be increased. As a result, the predetermined resolution r remains substantially constant in the direction of movement or pressure.
  • a soft or a fragile object can be printed. Due to the contactless printing operation, it is not necessary that the marking device is pressed with a high contact pressure against the surface of the object or the object, as is the case for example in the conventional offset method. If the detection device is preferably designed contactless, it is for example not necessary that the marking device touches the object to be printed.
  • the surface or surface of the object to be printed furthermore need not have a flat or smooth surface or surface, since no contact between the printing apparatus and the printer is required for printing
  • Labeling device and the surface to be printed on the object is usually only prepared to guide the identification device or the at least one printing device on the object with a predetermined or predeterminable distance along.
  • the marking device comprises at least two printing devices.
  • the at least two printing devices are arranged one behind the other in the direction of movement.
  • it can be produced in a simple manner multi-color printing when preferably one of the printing devices with a predetermined color and another of the printing devices with a different predetermined color same areas print.
  • the at least two printing devices are arranged offset in a printing nozzle arrangement direction, which is substantially perpendicular to the direction of movement and / or substantially parallel to the surface of the object.
  • the printing nozzle arranging direction is substantially parallel to a direction along which printing nozzles are arranged in a printing apparatus.
  • Such an arrangement has the advantage that the total area that can be printed is no longer limited to the printable area of a single printing device. Further, in a printing process more Areas of the surface to be printed on the object are printed simultaneously.
  • each printing device prints on a region of the surface of the article, wherein adjacent regions in the printing nozzle arrangement direction are at least adjacent to each other. It is also possible that adjacent areas, for example, at least partially overlap. Boundaries adjacent areas substantially exactly to each other, so corresponds to a total area, which can be printed, substantially the sum of the printed or printable individual areas of the respective printing device.
  • the marking device of the present invention is thus advantageously no longer limited only to the printing area of a single printing device. Rather, it is possible to increase the printing area substantially as desired by a staggered in Druckdüsenan angelste arrangement of a plurality of printing devices.
  • each printing device prints a single motif and an overall motif is formed from the individual motifs.
  • an overall motif is formed from the individual motifs.
  • the marking device comprises at least one wheel or roller device.
  • the marking device can be moved by means of this at least one wheel or roller device in the direction of movement on the surface of the object along. Therefore, it is advantageously possible to guide the identification device in a simple manner manually along a side or a surface of the article to be printed, wherein the distance between the printing device and the surface to be printed by the wheel or roller device is kept substantially constant.
  • the detection device detects the comparison quantity by means of one or more of the wheel or roller devices.
  • the detection device may be a type of speedometer which is coupled or connected to one or more wheels.
  • the relative velocity v between the surface of the article and the identification device can be detected or measured and the at least one printing device can be controlled accordingly.
  • the pressure behavior of the at least one printing devices is controlled.
  • the detection device detects the comparison quantity without contact.
  • the detection device may comprise an optical system similar to that used, for example, in an optical computer mouse, for example by Logitech, with which the movement or the relative speed v between the identification device and the surface of the object to be printed is detected or measured.
  • another conventional detection device can be used, which is designed to detect movements and in particular speeds or speed changes.
  • the detection device is preferably connected for data exchange with a control device, which preferably adapts the printing process to the detected comparison variable.
  • the detection device can optionally be externally supplied with energy.
  • the detection device can also have an internal power supply.
  • Detection devices may include, for example, transmitter / receiver pairs for infrared and / or radar radiation and / or for ultrasonic waves. Furthermore, a laser can also be used in the detection device. Furthermore, the detection device can operate on a principle which is similar to a position detection of a conventional optical mouse. Further preferably, the one or at least two pressure devices are fastened to the identification device by means of a respective fastening device. Particularly preferably, the printing devices are releasably secured. Consequently, the printing devices can be easily detached one by one from the marking device. In particular, this is advantageous if a printing device must be serviced or repaired.
  • the at least one printing device is a conventional ink jet print cartridge.
  • the individual inkjet print cartridges can be changed easily and quickly as soon as the ink supply is exhausted or the inkjet print cartridge has a malfunction. This greatly facilitates the maintenance of the identification device of the preferred embodiment of the present invention.
  • color printing can be very easily done since conventional inkjet print cartridges designed for multi-color printing can be used.
  • color printing may also be produced using a variety of ink jet print cartridges, each designed for monochromatic printing, and with which preferably equal areas of the article are printed.
  • each printing device is attached to the marking device by a single fastening device.
  • the fastening device essentially comprises a housing, and in the housing, the plurality of printing devices are preferably detachably housed.
  • the present invention further comprises a marking method for marking at least one surface of an article by means of an identification device, comprising the steps:
  • the identification device is a handset.
  • a printing frequency f with which the surface of the article is printed in a direction of movement or printing, essentially given by
  • r a predetermined resolution with which the at least one printing device prints and the moving direction is a direction in which the marking device and the surface of the article move relative to each other with the relative velocity v.
  • the marking device comprises at least two printing devices.
  • the at least two printing devices are arranged one behind the other in the direction of movement.
  • the at least two printing devices are arranged offset in a printing nozzle arrangement direction, which is substantially perpendicular to the direction of movement and / or substantially parallel to the surface of the object.
  • each printing device prints on an area of the surface of the article and areas adjacent to the printing nozzle array direction adjoin at least one another, the printing nozzle array direction being substantially perpendicular to the direction of travel and / or substantially parallel to the surface of the article.
  • each printing device prints a single motif and an overall motif is formed from the individual motifs.
  • the marking device is moved along the surface of the object in the direction of movement by means of at least one wheel or roller device.
  • the detection device detects the comparison variable by means of one or more of the roller devices.
  • the detection device detects the comparison quantity without contact.
  • the one or the at least two printing devices are fastened to the marking device by means of a respective fastening device.
  • each printing device is attached to the marking device by a single fastening device.
  • each printing device is releasably attached to the marking device.
  • the printing devices are conventional inkjet print cartridges.
  • the present invention comprises a control device for controlling at least one printing device in dependence on a relative speed v between the at least one contactless printing device and an object to be printed.
  • Fig. 1 a perspective view of a preferred marking apparatus of the present invention
  • Fig. 2 is another perspective view of the preferred embodiment of the invention.
  • Figs. 3a and 3b are further perspective views of two different preferred embodiments of the marking device of the present invention.
  • Fig. 4 is a detail view of the fastening devices of the preferred embodiment of Fig. 3b;
  • Fig. 5 a non-contact combination mouse of DE
  • FIG. 6 the motion detector of a combination mouse of FIG. 5, in a plan view
  • Fig. 7a a spaced held by a surface
  • Fig. 7b the principle of the distance measurement in a distance meter of one of Fig. 7a;
  • Figure 1 shows an identification device 10 of a preferred embodiment of the present invention.
  • the tagging device 10 comprises four Fasteners 12.
  • An ink jet print cartridge 14 is attached to the marker 10 by means of a fixture 12, respectively.
  • the ink jet print cartridge 14 may be a conventional ink jet print cartridge, such as the Hewlett & Packard HP 6154a ink jet print cartridge.
  • the fixture 12 is designed to at least partially fit the ink jet print cartridge 14 into a cavity (not shown) and to be releasably locked in the cavity by a locking device 16.
  • a locking device 16 For example, when the latch 16 is unlocked, the inkjet print cartridge 14 can be easily removed from the fixture 12.
  • an ink jet print cartridge 14 whose ink supply is depleted or whose print nozzles are clogged or no longer fully functional can be easily replaced with a new ink jet print cartridge 14, or cleaned and / or maintained.
  • a color change can thus be made by replacing an ink jet print cartridge 14 designed to print with a predetermined color with an ink jet print cartridge 14 designed to print with a different predetermined color.
  • the tagging device 10 When the inkjet print cartridge 14 is inserted into the fixture 12 and locked by the latch 16, a pad (not shown) of the inkjet print cartridge 14 contacts or communicates with a data port 18 which is connected via a cable 20 to a controller (not shown).
  • a controller for example, a microprocessor or a computer or an embedded system is connected.
  • the tagging device 10 further includes a handle 22 attached to a housing 23 of the tagging device 10 substantially parallel to a printing nozzle arranging direction DR.
  • the control device for example the microprocessor, can be accommodated in the handle 22.
  • a power supply (not shown) in the handle 22 so as to power the tagging device 10.
  • the power supply can be one or more conventional energy sources, for example batteries, rechargeable batteries or the like.
  • the power supply can also be carried out via a type of dynamo (not shown).
  • a dynamo can be integrated, for example, in a wheel or roller device.
  • the dynamo may also be used in addition to the power supply accommodated in the handle 22.
  • the power supply accommodated in the handle 22 can be charged.
  • the dynamo can be used to charge batteries housed in the handle, so that the tag device 10 can be energized even in a stationary state.
  • the tag device 10 is powered by an external mobile power source, preferably via a cable.
  • a user of the tag device 10 may carry an external power source, such as an external battery, preferably a rechargeable battery, and connect the external power supply to the tag device 10 via a cable.
  • the identification device 10 can have an internal energy source and / or, if appropriate, be connected to an external energy supply, for example by means of a cable.
  • the identification device 10 may also be connected directly to a conventional power supply by means of a cable.
  • the handle 22 may also be attached to the housing 23 in a different form from that shown in FIG. 1 and / or at a location other than substantially parallel to the printing nozzle arrangement direction DR.
  • the ink jet print cartridge 14 in the cavity (not shown) of the fastening device 12 and against side walls of the cavity (not shown) of the fastening device 12 is pressed.
  • the inkjet print cartridge 14 is thus locked in the cavity and adjusted at a predetermined position.
  • an inadvertent removal of the ink jet print cartridge from the cavity (not shown) of the fastening device 12 is substantially prevented.
  • the locking device 16 substantially prevents the inkjet print cartridge 14 from moving or misaligning in the cavity.
  • the marking device 10 has openings 26 on a lower side 24.
  • the openings 26 are arranged substantially corresponding to the fastening devices 12 or windows provided therein (see FIG. 4). Further, the apertures 26 each extend through the respective fasteners 12.
  • the aperture 26 is substantially positioned such that print nozzles (not shown) of the inkjet print cartridge 14 are substantially in position the opening 26 are located or project into the opening 26. Thereby, an article (not shown) opposite to the lower surface 24 can be printed by the ink jet print cartridge 14 through the opening 26.
  • the openings 26 are staggered in the printing nozzle arranging direction DR.
  • an area of a surface to be printed of an object can be printed in each case by means of an ink jet print cartridge 14.
  • the tag device 10 is moved in a direction of printing BR, the direction of movement BR being substantially perpendicular to the printing nozzle array direction DR, a printed area on the surface of the article which is printed by an ink jet print cartridge 14 substantially corresponds to a strip in the direction of travel BR.
  • the stripe has a width in the printing nozzle arranging direction DR which substantially corresponds to the width of the opening 26 in the printing-nozzle arranging direction DR and the printing-width in the printing-nozzle arranging direction DR of the ink-jet printing cartridge 14, respectively.
  • a width in the printing nozzle arranging direction DR which substantially corresponds to the width of the opening 26 in the printing-nozzle arranging direction DR and the printing-width in the printing-nozzle arranging direction DR of the ink-jet printing cartridge 14, respectively.
  • four areas staggered in printing nozzle arranging directions DR can be printed, each area in the printing nozzle arranging direction DR having a width substantially equal to the width of an opening 26 in the printing nozzle arranging direction DR.
  • the openings 26 are further arranged so that in the printing nozzle arrangement direction DR adjacent areas adjacent to each other or at least partially overlap.
  • an overall motif consisting essentially of four individual motifs can be printed, with the individual motifs essentially merging with each other without any space or space. It is not necessary that the four individual motifs printed by the four ink-jet print cartridges 14 are different subjects. Rather, it is possible that the four inkjet print cartridges 14 each print an identical single subject.
  • the width of the entire motive in the printing nozzle arranging direction DR is substantially equal to four times the width in the printing nozzle arranging direction DR of a single motive.
  • the areas adjacent in the printing nozzle arranging direction DR overlap, an increased color density or a different color gradient can be achieved in the overlapping areas compared to the remaining areas.
  • the ink jet print cartridges 14 are arranged so that they print substantially the same areas.
  • the preferred identification device 10 includes four wheels 28, wherein two wheels 28 are connected to each other by a belt 30.
  • the belts are arranged substantially parallel to the direction of movement BR.
  • the tagging device 10 can thus be guided along the surface of an article (not shown) in the direction of movement BR by a user holding the tagging device 10 on the handle 22 while the surface is being printed or around that surface to print.
  • the underside 24 of the marking device 10 or the printing device is movably mounted by means of the wheels 28 and the belt 30 and spaced from the surface of the object to be printed substantially with a predetermined or predeterminable distance.
  • the identification device 10 includes a speedometer 32 (as a preferred detection device), with which, for example, a wheel speed of at least one of the wheels 28 can be detected.
  • a relative speed v can thus be determined with which the identification device moves relative to the object.
  • the marking device 10 can be moved by means of the handle 22 along a surface of the article and / or the object or the surface of the article to be printed on the underside 24 of the marking device 10 are moved along.
  • the article is, for example, a rotating cylinder and the marking device 10 is merely held against the surface of the cylinder.
  • the rotating cylinder surface thus moves relative to the marking device 10 along the underside 24 of the marking device 10, printing the moving surface or surface of the cylinder.
  • the bottom surface 24 need not be a substantially planar side, as shown in FIG. Rather, the bottom 24 may also be a curved side whose radius of curvature preferably corresponds substantially to the cylinder radius of the substantially cylindrical article.
  • the article may have an arbitrarily predetermined surface or surface, the underside 24 preferably being adapted to this surface. This is particularly advantageous since the identification device 10 is preferably a handset and the Relative speed v is controlled by a user. A substantially constant relative velocity v can not be achieved in the rule.
  • the preferred identification device 10 is a hand-held device and, for example, the relative velocity v at which the identification device 10 is moved along the surface of the article is not constant or does not have to be constant.
  • a speed change of the relative velocity v at which the tagging device 10 moves relative to the surface of the article can be detected by the tachometer 32 and the individual inkjet printing cartridges 14 can be controlled by the control device (not shown) such that the overall motif will vary Relative speed v can be printed with a substantially constant quality.
  • a frequency f at which the individual print nozzles (not shown) of the respective inkjet print cartridges 14 spray ink increases as, for example, the relative velocity v increases.
  • the relative velocity v becomes lower, for example, the frequency f of the printing nozzles of the ink-jet printing cartridge 14 can be lowered. Consequently, the printing operation is adapted to the detected relative velocity v in the direction of movement BR.
  • Figure 2 shows a perspective view of the preferred identification device 10 of the present invention, with an upper surface 34 shown.
  • the identification device 10 can be turned on and off by means of the switch 36.
  • the identification device 10 turns off after completion of the printing process essentially independently.
  • the handle 22 includes a control element 38, with which, for example, the control device, such as the microprocessor can be operated.
  • the control device such as the microprocessor
  • the print motif or text or image can be selected via the control element 38.
  • the control element 38 via the control element 38, the contact between the internal microprocessor (not shown) of the identification device 10 with an external control, for example, an external computer (not shown) can be made or controlled.
  • the operating element can be, for example, a conventional keyboard and / or a conventional display and / or a conventional touchpad
  • Fig. 2 shows an opening 40 of the housing 23 of the marking device 10.
  • the four fastening devices 12 are arranged, each of the fastening devices attached to an ink jet print cartridge 14.
  • Figure 3a shows a perspective view of the preferred identification device 10, with the top 34 and a front 42 shown.
  • the front side 42 has an opening 44 which, for example, allows access to the four fastening devices 12 or the inkjet printing cartridges 14 arranged or locked thereto.
  • FIG. 3b shows the same view of a further preferred identification device 10 as in FIG. 3a.
  • the preferred embodiment of the marking device 10 as shown in Figure 3b includes only two fasteners 12 and two inkjet print cartridges 14, respectively.
  • substantially a whole motif having a width in the printing nozzle arranging direction DR substantially equal to twice the width in the printing nozzle arranging direction DR of an opening 26 can be printed.
  • substantially a whole motif having a width in the printing nozzle arranging direction DR substantially equal to four times the width in the printing nozzle arranging direction DR of an opening 26 can be printed.
  • an overall motif having a width in the printing nozzle arranging direction DR substantially equal to twice the total width of the embodiment in Fig. 3b can be printed.
  • FIG. 4 shows a top view of preferred fastening devices 12, as arranged in FIG. 3b.
  • the two fastening devices 12 are substantially identical.
  • the fixture 12 includes a cavity 46 for receiving an inkjet print cartridge 14 (not shown in Figure 4).
  • the contacts 50 come in contact with input output pads (not shown) of the inkjet print cartridge 14, respectively, and are connected to these input / output pads.
  • the contacts 50 are connected to the data port 18.
  • the fixture 12 includes a recess or window 52.
  • a projection of the ink jet print cartridge preferably projects into the window 52.
  • the window 52 is preferably arranged so that the position of the window 52 substantially corresponds to a position of an opening 26 of the underside 24 of the marking device 10.
  • the window 52 and the corresponding opening 26 form a through opening.
  • the projection of the inkjet print cartridge 14 preferably protrudes, wherein the projection of the inkjet print cartridge 14 preferably does not protrude beyond the bottom 24.
  • the article is substantially printed by the ink jet print cartridge 14 through the window 52 and opening 26.
  • the ink jet print cartridge 14 is locked in the cavity 46 by means of the locking device 16.
  • the locking device 16 presses the ink jet print cartridge 14 against one side 54 of the fastening device 12.
  • the locking device 16 may also be designed differently.
  • the locking device 16 may lock or secure the inkjet print cartridge 14, for example, by means of a screwing device in or on the fastening device 12.
  • the tag device 10 of the present invention is not limited to the above exemplified embodiments. Rather, it is also possible to realize the present invention with a variety of structural modifications.
  • the handle 22 can also be attached to another location, for example to another side of the identification device 10.
  • the handle 22 is arranged substantially parallel to the printing nozzle arrangement direction DR. Rather, the handle 22 could also be arranged substantially parallel to the direction of movement BR or substantially perpendicular to the direction of movement BR and / or the Druckdüsenan glovessraum DR.
  • the number of attachment devices 12 and thus the ink jet print cartridges 14 is not limited to two or four. Rather, it is possible to arrange a substantially arbitrary number of fastening devices 12 or inkjet print cartridges 14.
  • the tacho 32 can also detect the relative speed in a different way, such as in an optoelectronic manner.
  • the speedometer 32 for example, the wheel revolutions per unit time of the wheels 28 and the revolutions per unit time of the belt 30 measures.
  • a concordance table which is for example stored in a storage medium (not shown) e.g. stored in an EEPROM in the handle, the printing process can be controlled accordingly by means of a microprocessor.
  • the tachometer 32 may also be an optical rotary pulse generator.
  • a detection device according to an optical mouse can be used.
  • DE 198 35 809 A1 describes an optical mouse whose movement and speed are detected contactlessly, as it is advantageously applicable in the present invention. Based on Figures 5, 6, 7a, 7b and 8, the operation of an optical mouse, as it is known from DE 198 35 809 A1, described by way of example:
  • the combination mouse 101 shown in FIG. 5 is a non-contact device having a motion detector 102 and a detection unit 103 for detecting visualizable information located on a surface 104, such as alphanumeric characters, graphics, photographic images, relief structures or the like other two- and / or three-dimensional representations.
  • the motion detector 102 and the detection unit 103 are integrated in a compact device unit 105, which at the same time, as explained below, includes devices for input, transmission, processing and visualization of data and an internal power supply.
  • the non-contact motion detector 102 shown in FIG. 6 has-integrated in a microchip 110-a semiconductor emitter 111 and a total of five photodiodes 112, 112 ', 112 ", 112'", 113.
  • the photodiodes 112, 112 ', 112 ", 112'” serve to detect motion components parallel to a plane when the detector moves relative to a two- or three-dimensionally aligned surface 104, while the photodiode 113 measures the vertical distance of the motion detector from the plane Surface 104 allowed.
  • the operation of the non-contact motion detector 102 can be described as follows:
  • the semiconductor emitter 111 is actuated as soon as the intended motion detection begins.
  • the light focused by the lens 114 from the semiconductor emitter 111 toward the surface 104 is reflected thereby and imaged by the lens 114 onto the microchip 110.
  • the photodiodes 112, 112 ', 112 ", 112'" and 114 at least partially detect the reflected light.
  • Photodiodes 112, 112 ', 112 ", 112"' diode array In the movement of the motion detector 102 parallel to a plane determined by the arrangement of the photodiodes 112, 112 ', 112 ", 112'", in FIG Photodiodes 112, 112 ', 112 ", 112"' diode array generates a pattern of temporally successive signals from which by means of suitable data processing, the direction and speed of the motion components of the movement of the detector parallel to this plane can be determined unambiguously.
  • the electrical pulses of the photodiodes 112, 112 ', 112 ", 112'” are amplified in an A / D converter 115 and supplied as a digital signal to a computer unit 116 for further electronic processing. These signals can be used in particular for position indication or for cursor control in a data system connected to the device unit 105 - but not shown here - visual system, such as a computer screen.
  • the detection unit 103 comprises an optical unit 121 and an image sensor 122.
  • the image sensor 122 is preferably a
  • High resolution CCD image sensor of some 10 5 to 10 6 pixels / cm 2 or more.
  • the optical unit comprises a per se known optics, as described in detail for example in DE 196 25 767 A1. It essentially comprises a light source, such as a light-emitting diode 127, a focusing lens unit 128 and an adjustable slit diaphragm 129th
  • the detection unit 103 When the detection unit 103 is used as intended, the light emitted by the light-emitting diode 127 is focused by the lens unit 128 onto the surface 104 that is equipped with visualizable information.
  • the adjustability of the slit 129 allows thereby the illumination of a more or less large section of the surface 104.
  • the reflected light from the surface 104 is wholly or partially projected onto the image sensor 122, in which the light in a known manner in a sequence of electronic signals and for amplification to an A / D converter 115 is supplied.
  • the determination of the relative position of the detection unit 103 is required.
  • the amplified electronic signals of the motion detector 102 in a signal processing unit 131 converted into synchronization signals.
  • These synchronization signals which contain the information about the movement of the motion detector and thus the device unit 105, are supplied to a signal conditioning unit 133 together with the amplified image signals of the image sensor 122 and converted into digital information packets containing the full information about the image acquisition and the movement.
  • the information packets can be stored in a memory unit 134.
  • the intended use of a combi mouse 101 operating with a non-contact motion detector 102 also includes the case that the distance between the device unit 105 and the surface 104 is variable.
  • the movement detector 102 has, for this purpose, means for distance detection, the mode of action of which will be described below with reference to FIGS. 7a and 7b.
  • the semiconductor emitter 111 emits a light signal 138, in the example a sinusoidally modulated wave, in the direction of the surface 104.
  • the light signal 138 is reflected at the marked area and reaches the photodiode 113.
  • the transit time t For the distance traveled thereby, which is greater than twice the distance 2L between the motion detector 102 and the surface 104, the light needs the transit time t.
  • the determination of the light transit time t ensues from a comparison of the phase of the modulation signal 139 with the phase of the received light signal 138.
  • the amplitudes of the two signals 138, 139 are plotted as a function of time.
  • the transit time difference t2-t1 t between the modulation signal 139 and the light signal 138 leads to marked differences in the amplitudes of the two signals at a given time t1.
  • the method described is not limited to light in the visible frequency range. As light sources, it is therefore also possible to use emitters which emit in the infrared or ultraviolet frequency range.
  • the electronic components used for the distance measurement are shown in FIG.
  • the radiated light of the semiconductor radiator 111 is connected to the modulated in the oscillator 141 and amplified in the signal amplifier 142 amplified sine wave signal.
  • the photodiode 113 receives the modulated light signal 138 reflected on the surface 104, converts it into a modulated photovoltaic signal, and supplies it to the amplifier 143.
  • a discriminator 144 the phase positions of the generated sine wave signal 139 and the photovoltaic signal 138 are compared.
  • the discriminator signal passes via the signal amplifier 145 to the computer unit 116, in which it is combined with the corresponding signals of the photodiodes 112, 112 ', 112 ", 112'" to form a digital information packet and optionally supplied to the image signal of the image sensor 122 in the signal processing unit 131.
  • the signal can also be used to control sensor motors 147, 148, by means of which the focal length of the lens arrangement 128 or the lens 114 can be adjusted in accordance with the determined distance.
  • the distance can be determined approximately by means of optical triangulation.
  • the determination of the distance L makes possible on the one hand the variation of the distance L of the detection unit 103 to the marked surface 104, on the other hand the distance L represents an additional parameter by means of which, in conjunction with the areal, of the signals of the photodiodes 112, 112 ' , 112 ", 112 '", a three-dimensional position indication in a visual system in data communication with the device unit is made possible.
  • the data obtained by the motion detector 102 and the detection unit 103 are fed to a central control electronics 150, the inside the device unit is arranged on a circuit board 151.
  • the central control electronics has a microprocessor 154 and one or more memory units 134, 155.
  • the storage units 134, 155 include work and / or permanent storage locations.
  • the central control electronics 150 is in data communication with further peripheral units. These include an interface 157, an input unit 158 and a display 159.
  • the autonomous power supply of the unit 105 is a battery unit with - preferably rechargeable - batteries 160, 160 '.
  • text, table or graphics programs can be evaluated directly.
  • On a second board 161 corresponding electronic control elements for the peripheral units are arranged.
  • the interface 157 is used for electronic data exchange with external computers and is preferably designed as a serial interface, to the corresponding data transfer means fixed, but can be detachably connected. In order to accelerate the processing of even larger amounts of data, the interface 157 is designed as a fiber optic connection and suitable to be connected to networks of external computers, and to be able to communicate with them.
  • the device unit 105 has a transmitting and receiving unit 163, by means of which a wireless data exchange with external systems is possible.
  • the input unit 158 is used, in particular, for inputting additional information or for inputting control commands to the central control electronics 150 in order, for example, to call up processing programs stored in the memory unit 155.
  • the input unit includes a keyboard and / or a sensory-acting input option.
  • the display 159 which may comprise, for example, a liquid crystal display, serves to visualize data, such as information acquired by the detection unit 103 and / or the motion detector 102, input from the input unit 158, or transmitted by communication with external computers; Furthermore, the display 159 is used to display the status and to display any error messages. In particular, however, the display is used for "online monitoring" during acquisition. The user recognizes in the display in each case the currently captured section. The display thus serves on the one hand the positioning of the combination mouse and on the other hand the control of the information acquisition.
  • DE 699 04 254 T2 in which an optical translation measurement is described.
  • the optical translation measurement, as described in DE 699 04 254 T2 can also be used in a further preferred embodiment of the present invention.

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Abstract

L'invention concerne un dispositif de marquage (10) servant à marquer au moins une surface d'un objet, le dispositif de marquage (10) et la surface se déplaçant l'un par rapport à l'autre. Ce dispositif de marquage comprend un dispositif de détection (32) conçu pour détecter une grandeur de référence, ladite grandeur de référence étant une fonction d'une vitesse relative v entre le dispositif de marquage (10) et la surface de l'objet, ainsi qu'au moins un dispositif d'impression (14), ledit au moins un dispositif d'impression (14) étant conçu pour imprimer l'objet sans contact, en tenant compte de la grandeur de référence déterminée. Cette invention concerne également un procédé de marquage ainsi qu'un dispositif de commande.
PCT/EP2005/006221 2004-07-21 2005-06-09 Dispositif de marquage et procede de marquage WO2006007901A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200410035240 DE102004035240A1 (de) 2004-07-21 2004-07-21 Kennzeichnungsvorrichtung und Kennzeichnungsverfahren
DE102004035240.2 2004-07-21

Publications (1)

Publication Number Publication Date
WO2006007901A1 true WO2006007901A1 (fr) 2006-01-26

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DE (1) DE102004035240A1 (fr)
WO (1) WO2006007901A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0036295A2 (fr) * 1980-03-14 1981-09-23 Printos B.V. Appareil d'impression tenu à la main
US5927872A (en) * 1997-08-08 1999-07-27 Hewlett-Packard Company Handy printer system
US5953497A (en) * 1996-04-23 1999-09-14 Brother Kogyo Kabushiki Kaisha Scanning type image forming device capable of printing images depending on scanning speed
DE19835809A1 (de) 1998-08-07 2000-02-10 Thomas Teufel Kombi-Maus
WO2003006249A1 (fr) * 2001-07-13 2003-01-23 Print Dreams Europe Ab Dispositif a actionnement manuel, tenant dans la main, et procede d'impression pour un tel dispositif
DE69904254T2 (de) 1998-03-09 2003-07-24 Otm Technologies Ltd Optische Translationsmessung
WO2003068515A1 (fr) * 2002-02-13 2003-08-21 Silverbrook Research Pty. Ltd. Imprimante deplaçable manuellement avec capteur de vitesse

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0036295A2 (fr) * 1980-03-14 1981-09-23 Printos B.V. Appareil d'impression tenu à la main
US5953497A (en) * 1996-04-23 1999-09-14 Brother Kogyo Kabushiki Kaisha Scanning type image forming device capable of printing images depending on scanning speed
US5927872A (en) * 1997-08-08 1999-07-27 Hewlett-Packard Company Handy printer system
DE69904254T2 (de) 1998-03-09 2003-07-24 Otm Technologies Ltd Optische Translationsmessung
DE19835809A1 (de) 1998-08-07 2000-02-10 Thomas Teufel Kombi-Maus
WO2003006249A1 (fr) * 2001-07-13 2003-01-23 Print Dreams Europe Ab Dispositif a actionnement manuel, tenant dans la main, et procede d'impression pour un tel dispositif
WO2003068515A1 (fr) * 2002-02-13 2003-08-21 Silverbrook Research Pty. Ltd. Imprimante deplaçable manuellement avec capteur de vitesse

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