CN104129180A - Four-wheel mobile printer - Google Patents

Four-wheel mobile printer Download PDF

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Publication number
CN104129180A
CN104129180A CN201410383150.5A CN201410383150A CN104129180A CN 104129180 A CN104129180 A CN 104129180A CN 201410383150 A CN201410383150 A CN 201410383150A CN 104129180 A CN104129180 A CN 104129180A
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China
Prior art keywords
wheel
printer
mobile
control unit
road
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Granted
Application number
CN201410383150.5A
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Chinese (zh)
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CN104129180B (en
Inventor
占红武
胥芳
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Guangdong Gaohang Intellectual Property Operation Co ltd
Pizhou Tiefu Jiulong Public Service Co ltd
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Zhejiang University of Technology ZJUT
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Priority to CN201410383150.5A priority Critical patent/CN104129180B/en
Publication of CN104129180A publication Critical patent/CN104129180A/en
Application granted granted Critical
Publication of CN104129180B publication Critical patent/CN104129180B/en
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Abstract

A four-wheel mobile printer comprises a rack, wherein a power source, a motor, a movement device, an ink-jet print head and a central processing unit are installed on the rack, the central processing unit comprises a movement control unit and a printing control unit, the movement device makes the rack move to an appropriate position as a whole according to instructions sent out by the movement control unit, the ink-jet print head carries out ink-jet printing according to instructions sent out by the printing control unit, the movement device comprises two moving wheel sets connected with the motor, each wheel set comprises two moving wheels, the two moving wheels of the same wheel set are installed on the same rotary shaft, and rotary axes of the two moving wheel sets are perpendicular to each other. One moving wheel set serves as a driving wheel set, the other moving wheel set serves as a driven wheel set, and line scanning mobile printing of the printer on media is achieved. According to the four-wheel mobile printer, the traditional mode of a fixed printer is broken through, and the requirement for more flexible mobile office is met.

Description

Four-wheel mobile printer
Technical field
The present invention relates to a kind of printer, particularly the mobile printer of four-wheel.
Background technology
At present, there are two kinds of conventional ink-jet printer structures.Be the scan-type structure in family expenses and commercial kitchen area, paper enters and leaves print area under power traction, and printhead is arranged on perpendicular to making reciprocating scanning and printing along track on the track of sheet movement direction.This mode, track length has limited the width of printable paper, for accurate tracking print position, paper and printhead are used respectively the motor (as stepper motor etc.) that possesses accurate stationkeeping ability to drive, and also have position coder parts such as using grating, magnetic grid to detect the feeding distance of paper.
Another kind is called as one way print structure, is commonly used in Industrial Printing field.What use is the printhead of large width, or a plurality of printheads are combined to the printhead group that forms large width, and paper is through below printhead under power traction, and printhead ink-jet output completes printing.Printable maximum paper width is limited by printhead width and structural design.Print position is determined by the rotational angle of stepper motor, or according to position coders such as grating, magnetic grids, the feeding distance of paper is detected and determined.
Stepper motor is a kind of control motor that electric impulse signal can be converted to angular displacement output, and by mechanically operated conversion, angular displacement is easily transformed into the displacement in rectilinear direction, so stepper motor can be used for the control of accurate paper feed distance.
The printer of traditional structure, due to the restriction of physical dimension, can not realize large-sized Free Printing; And do not possess portable performance.These mobile offices that all limited people need and use flexibly the demand of printer.
Summary of the invention
For solving prior art printer, can not realize Free Printing, not have a problem of portability, four-wheel mobile printer of the present invention is provided, this printing function moves freely on print media, possesses the ability of printing large scale picture and text; The appearance and size of this mobile printer can be made small and exquisitely, is convenient for carrying, and is conducive to mobile office.
For achieving the above object, the present invention is by the following technical solutions:
A four-wheel mobile printer, comprises a frame, and power supply, motor, mobile device, ink jet-print head and central processing unit are installed in frame, and central processing unit comprises mobile control unit and print control unit; The instruction that mobile device sends according to mobile control unit, makes frame integrated moving to suitable position, and inkjet printing is carried out in the instruction that ink jet-print head sends according to print control unit; Described mobile device comprises two groups of action wheels that are connected with motor, and every group of road wheel comprises two road wheels, and these two road wheels are on the same group arranged on same turning cylinder, and the pivot center of two groups of action wheels is mutually vertical.
Above-mentioned four-wheel mobile printer, stores machine frame movement path and printhead ink jetting position in central processing unit; When finding that machine frame movement is to default position, with print control unit communication, the instruction of sending inkjet printing.
Above-mentioned four-wheel mobile printer, the periphery of described road wheel is provided with several auxiliary wheels, and the pivot center of auxiliary wheel is vertical with road wheel.
Above-mentioned four-wheel mobile printer, the wheel face of described auxiliary wheel is circular arc, auxiliary wheel is arranged in road wheel periphery by bearing.
Above-mentioned four-wheel mobile printer is provided with position coder on turning cylinder.
Above-mentioned four-wheel mobile printer, described motor is stepper motor.
By two groups of orthogonal road wheels, realize the movement on mobile printer two-dimensional direction on paper, realize mobile printer and on paper, carry out the movement of orthogonal X, Y-direction, the movement of every group of each responsible direction of two road wheels.When one group of road wheel rotates when mobile printer is moved along this direction in one direction, another group road wheel stops operating.So just realize the movement of scan-type freely, made printer depart from fixing frame, can on the paper in large scale more, carry out Free Printing.
Use stepper motor, can accurately control the motion direction of printer, make precise Printing content become possibility.
Also can by position coder, obtain the positional information of printer, control precise Printing.
Auxiliary wheel plays the effect reducing friction.Road wheel rotation when a direction, and the road wheel of another direction stops operating, at this moment, because four road wheels all contact with paper, the pivot center of the road wheel of other direction is vertical with the moving direction of printer, parallel with the pivot center of the road wheel that drives printer to move, the road wheel of other direction is contacted with paper by auxiliary wheel, and this road wheel reduces the frictional force with paper by auxiliary wheel.
The end to end regular polygon forming on this action wheel rotational plane of turning cylinder of all auxiliary wheels on a road wheel; No matter how road wheel or auxiliary wheel move, the any time wheel facial contour outside projection of being expert on the rotational plane of driving wheel of all auxiliary wheels is all positioned on same circumference, this circumference has formed the excircle of road wheel, excircle while and the print media plane contact of four road wheels.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is drives structure schematic diagram of the present invention.
Fig. 3 is road wheel structural representation of the present invention.
Fig. 4 is the structural representation of auxiliary wheel of the present invention.
Fig. 5 is the schematic diagrames of four road wheels of the present invention while contacting with print media.
Fig. 6 is printer motion track schematic diagram of the present invention.
In figure, be labeled as: 1 frame, 2 ink jet-print heads, 31,41,42 road wheels, 5 motors, 6 position coders, 71,72 turning cylinders, 8 auxiliary wheels, the turning cylinder of 81 auxiliary wheels, the installation bearing of 82 auxiliary wheels, the excircle of 9 road wheels, 10 print media planes.
The specific embodiment
Embodiment mono-
A mobile printer, comprises a frame 1, and power supply, motor 5, mobile device, ink jet-print head 2 and central processing unit are installed in frame, and central processing unit comprises mobile control unit and print control unit; The instruction that mobile device sends according to mobile control unit, makes frame integrated moving to suitable position, and inkjet printing is carried out in the instruction that ink jet-print head sends according to print control unit; Described mobile device comprises two groups of action wheels that are connected with motor, every group of road wheel comprises two road wheels, two road wheels 31,32 and 41,42 are on the same group arranged on respectively on same turning cylinder 71,72, and the pivot center of two groups of action wheels is mutually vertical.Position coder 6 is installed on turning cylinder.
In central processing unit, store machine frame movement path and printhead ink jetting position; When finding that machine frame movement is to default position, with print control unit communication, the instruction of sending inkjet printing.
Road wheel 31 and 32 is fixedly connected in same rotating shaft 71, and power is made two-wheeled synchronous rotary or stopped by rotating shaft 71; Road wheel 41 and 42 is fixedly connected in same rotating shaft 72, and power is made two-wheeled synchronous rotary or stopped by rotating shaft 7; Axle 71 and axle 72 perpendicular quadratures, and be all parallel to print media plane 10.The all parts of frame 1 carrying printer, axle 71 and axle 72 are arranged in frame 5 by bearing.
A uniform circle auxiliary wheel 8 on the excircle of each road wheel, the wheel face of auxiliary wheel is curved, and auxiliary wheel is arranged on turning cylinder 81 by bearing 82, and turning cylinder 81 is fixed on road wheel, and turning cylinder 81 is perpendicular with the turning cylinder of corresponding line driving wheel.A regular polygon on the end to end formation this action wheel of the turning cylinder rotational plane of all auxiliary wheels on each road wheel, on each road wheel, the outline of all auxiliary wheels has formed again an excircle 9, and this excircle be exactly be road wheel while rolling with excircle print media place plane contact.
When the rotating shaft of a certain group of road wheel is rotated, this group road wheel is as driving wheel, and the auxiliary wheel of driving wheel periphery contacts with print media, and printer moves along road wheel rotation direction.And now, another group road wheel periphery is consistent with the rotation direction of auxiliary wheel and the moving direction of printer of print media contact, rotating freely of auxiliary wheel reduces the moving resistance of printer.
The similar line scanning of printing type of four-wheel mobile printer, first group of road wheel 31,32 rotates and drives printer to move to B point direction from A point, second group of road wheel 41,42 is driven, printer is from A point to the capable printing of B point, arrive after B point, this a line is printed and is finished, and by second group of road wheel, drives printer to move and enter a new line from B point to C point, and first group of road wheel is driven.Arrive after C point, then drive printer to move to D point from C point by first group of road wheel, second group of road wheel is driven, arrives after D point, and the second row is printed and finished.Then, by second group of road wheel, drive printer mobile from D point to E point, first group of road wheel is driven, so goes round and begins again, and mobile printer completes the printing at dielectric surface.First group of road wheel mobile printer carries out the printing of every a line content, by second group of road wheel mobile printer, entered a new line.
Embodiment bis-
Different from embodiment mono-installation site encoder on turning cylinder, the motor 5 described in the present embodiment is stepper motor.Accurate rotation by stepper motor realizes the accurate movement to four-wheel printer.

Claims (6)

1. four-wheel mobile printer, comprises a frame, and power supply, motor, mobile device, ink jet-print head and central processing unit are installed in frame, and central processing unit comprises mobile control unit and print control unit; It is characterized in that the instruction that mobile device sends according to mobile control unit, make frame integrated moving to suitable position, inkjet printing is carried out in the instruction that ink jet-print head sends according to print control unit; Described mobile device comprises two groups of action wheels that are connected with motor, and every group of road wheel comprises two road wheels, and these two road wheels are on the same group arranged on same turning cylinder, and the pivot center of two groups of action wheels is mutually vertical.
2. four-wheel mobile printer as claimed in claim 1, is characterized in that storing in central processing unit machine frame movement path and printhead ink jetting position; When finding that machine frame movement is to default position, with print control unit communication, the instruction of sending inkjet printing.
3. four-wheel mobile printer as claimed in claim 1, is characterized in that the periphery of described road wheel is provided with several auxiliary wheels, and the pivot center of auxiliary wheel is vertical with road wheel.
4. four-wheel mobile printer as claimed in claim 3, is characterized in that the wheel face of described auxiliary wheel is circular arc, and auxiliary wheel is arranged in road wheel periphery by bearing.
5. four-wheel mobile printer as claimed in claim 1, is characterized in that being provided with position coder on turning cylinder.
6. four-wheel mobile printer as claimed in claim 1, is characterized in that described motor is stepper motor.
CN201410383150.5A 2014-08-06 2014-08-06 Four-wheel mobile printer Active CN104129180B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410383150.5A CN104129180B (en) 2014-08-06 2014-08-06 Four-wheel mobile printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410383150.5A CN104129180B (en) 2014-08-06 2014-08-06 Four-wheel mobile printer

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CN104129180A true CN104129180A (en) 2014-11-05
CN104129180B CN104129180B (en) 2017-05-10

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105835537A (en) * 2015-04-03 2016-08-10 江苏浩宇电子科技有限公司 Miniature portable writing machine
CN106476444A (en) * 2016-12-15 2017-03-08 深圳爱易瑞科技有限公司 A kind of wheeled printing equipment
CN106626802A (en) * 2016-12-15 2017-05-10 深圳爱易瑞科技有限公司 Printer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006092361A (en) * 2004-09-24 2006-04-06 Kyocera Mita Corp Image forming device self-running system
CN101037060A (en) * 2007-04-18 2007-09-19 张德胜 Computer-direct-control type printing graph plotter by using viscos colorant
CN101234562A (en) * 2007-01-31 2008-08-06 金宝电子工业股份有限公司 Self-propelled printer and printing method
CN201192930Y (en) * 2008-04-22 2009-02-11 金宝电子工业股份有限公司 Self-walking printer with speed regulator
CN101544132A (en) * 2008-03-27 2009-09-30 金宝电子工业股份有限公司 Self-propelled printer having orientation adjusting device and method for setting coordinate
CN101554808A (en) * 2008-04-07 2009-10-14 金宝电子工业股份有限公司 Ink-jet printer and method for adjusting print range
CN102529447A (en) * 2011-12-15 2012-07-04 江南大学 Machine frame base device for digital ink-jet printing machine
CN204020264U (en) * 2014-08-06 2014-12-17 浙江工业大学 Four-wheel mobile printer

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006092361A (en) * 2004-09-24 2006-04-06 Kyocera Mita Corp Image forming device self-running system
CN101234562A (en) * 2007-01-31 2008-08-06 金宝电子工业股份有限公司 Self-propelled printer and printing method
CN101037060A (en) * 2007-04-18 2007-09-19 张德胜 Computer-direct-control type printing graph plotter by using viscos colorant
CN101544132A (en) * 2008-03-27 2009-09-30 金宝电子工业股份有限公司 Self-propelled printer having orientation adjusting device and method for setting coordinate
CN101554808A (en) * 2008-04-07 2009-10-14 金宝电子工业股份有限公司 Ink-jet printer and method for adjusting print range
CN201192930Y (en) * 2008-04-22 2009-02-11 金宝电子工业股份有限公司 Self-walking printer with speed regulator
CN102529447A (en) * 2011-12-15 2012-07-04 江南大学 Machine frame base device for digital ink-jet printing machine
CN204020264U (en) * 2014-08-06 2014-12-17 浙江工业大学 Four-wheel mobile printer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105835537A (en) * 2015-04-03 2016-08-10 江苏浩宇电子科技有限公司 Miniature portable writing machine
CN106476444A (en) * 2016-12-15 2017-03-08 深圳爱易瑞科技有限公司 A kind of wheeled printing equipment
CN106626802A (en) * 2016-12-15 2017-05-10 深圳爱易瑞科技有限公司 Printer

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Effective date of registration: 20200825

Address after: Tie Fu Zhen tie Fu Jie, Pizhou City, Xuzhou City, Jiangsu Province

Patentee after: PIZHOU TIEFU JIULONG PUBLIC SERVICE Co.,Ltd.

Address before: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China

Patentee before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd.

Effective date of registration: 20200825

Address after: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China

Patentee after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd.

Address before: 310014, Zhejiang City, No. 18 Chao Wang Road, Zhejiang University of Technology

Patentee before: ZHEJIANG University OF TECHNOLOGY