CN109455003A - Monochrome laser printer fault diagnosis system - Google Patents
Monochrome laser printer fault diagnosis system Download PDFInfo
- Publication number
- CN109455003A CN109455003A CN201811534611.9A CN201811534611A CN109455003A CN 109455003 A CN109455003 A CN 109455003A CN 201811534611 A CN201811534611 A CN 201811534611A CN 109455003 A CN109455003 A CN 109455003A
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- Prior art keywords
- paper
- electromagnet
- pressing sheet
- processing module
- metal
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 47
- 229910052751 metal Inorganic materials 0.000 claims abstract description 47
- 238000003825 pressing Methods 0.000 claims abstract description 41
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 238000009413 insulation Methods 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000741 silica gel Substances 0.000 claims description 8
- 229910002027 silica gel Inorganic materials 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 229910001120 nichrome Inorganic materials 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0075—Low-paper indication, i.e. indicating the state when copy material has been used up nearly or completely
Landscapes
- Accessory Devices And Overall Control Thereof (AREA)
Abstract
The present invention relates to art of laser printers, specially monochrome laser printer fault diagnosis system, including photoelectric sensor, processing module, display screen, detection device and the cartons equipped with paper accommodating unit, paper feed end.Detection device includes: sliding slot, metal paper-pressing sheet, elastic component, insulating cylinder and supply voltage detection module；Voltage detection module is used to detect the voltage between power output end and metal paper-pressing sheet, and the voltage signal that will test is sent to processing module；Processing module is built-in with voltage signal table corresponding with existing number of paper, processing module is for determining existing number of paper, by existing number of paper compared with the detection signal of photoelectric sensor, if photoelectric sensor does not have electric signal return, reminded to display screen output photoelectric sensor fault.Paper failure is lacked using technical solution of the present invention energy Accurate Diagnosis.
Description
Technical field
The present invention relates to art of laser printers, in particular to monochrome laser printer fault diagnosis system.
Background technique
Laser printer is one of widest image printing device at present, laser printer using light, electricity, heat object
Reason, the principles of chemistry output character or image on the media such as paper.
Existing laser printer is usually connect with computer, and display screen is equipped on shell, and detection dress is equipped in fuselage
It sets, processing module and carton, paper accommodating unit and paper feed end is equipped in carton, paper storage portion is for placing printing paper, paper feed
End is equipped with pick-up roller, prints for the paper in carton to be transported to printer；Processing module is used to control printer,
Printing consumption paper number is obtained from computer simultaneously；Detection device whether there is paper jam, without paper and scarce ink for detecting printer
Etc. failures, display screen for show print data and display print fault.
A photoelectric sensor is typically equipped under the paper bowl of laser printer, to detect whether to lack paper.In normal feelings
Under condition, photoelectric sensor feels the presence of paper after dress paper, generates an electric signal and returns, just provides one on control panel
There is the signal of paper.If photoelectric sensor does not clean for a long time, photoelectric sensor surface will make there are paper scrap, dust etc.
Sensor surface is dirty, cannot be correctly photosensitive, just will appear scarce paper prompt；Photoelectric sensor, can not as single detection source
It distinguishes dust to block or really lack paper, is easy to cause erroneous judgement, influences user experience.
Judge whether to lack paper in order to facilitate user, it is therefore desirable to a kind of system that energy Accurate Diagnosis lacks paper failure.
Summary of the invention
The purpose of the present invention is to provide monochrome laser printer fault diagnosis system, Accurate Diagnosis lacks paper failure.
In order to solve the above technical problems, technical solution of the present invention is as follows:
Monochrome laser printer fault diagnosis system, including photoelectric sensor, processing module, display screen and including paper hold
Receive the carton in portion, paper feed end；Further include: detection device；
The detection device includes:
Sliding slot, sliding slot are vertically arranged in paper accommodating unit side,
Metal paper-pressing sheet, metal paper-pressing sheet are slidably connected with sliding slot, and metal paper-pressing sheet can be slided in vertical direction along the chute；
Elastic component, elastic component lower end are fixedly connected with sliding slot bottom, and elastic component upper end is fixedly connected with metal paper-pressing sheet；
Insulating cylinder, insulating cylinder are fixedly arranged on paper accommodating unit side vertically, and resistance wire, metal pressure are wound in insulating cylinder circumferential direction
The scraps of paper are contacted with resistance wire；
Support plate, support plate are located at carton paper feed end, are used to support printing paper；
Telescopic rod, telescopic rod upper end are fixedly connected with support plate, and telescopic rod lower end is fixedly connected with carton；
Electromagnet group, including the first electromagnet and the second electromagnet, the first electromagnet are fixedly arranged on support plate bottom, the second electricity
Magnet is fixedly arranged on the carton bottom immediately below the first electromagnet, and the magnetic pole of the first electromagnet and the second electromagnet face is identical；
Support portion, including sealing ring and the outer support pipe, the inner support column that are vertically arranged；Outer support pipe lower end closed, upper end
Opening；Outer support pipe lower end is fixed below support plate；Inner support column is inserted into outer support pipe, in inner support column and outer support pipe
It is slidably connected；Inner support column outer wall and outer support inside pipe wall are sealed by sealing ring；
First switch, first switch are fixed at the support plate right above inner support column；
Power supply, for power output end with the resistance wire of insulating cylinder bottom for being electrically connected, metal paper-pressing sheet and the first electromagnet are defeated
Enter end for electrical connection, the first electromagnet output end is connect with the second electromagnet supplying power for input end, the second electromagnet output end and electricity
The connection of source supplying power for input end, first switch are used to control the on-off between metal paper-pressing sheet and the first electromagnet；
Voltage detection module, for detecting the voltage between power output end and metal paper-pressing sheet, the voltage letter that will test
Number it is sent to processing module；
Wherein, processing module is used to judge the electric signal of voltage signal and photoelectric sensor, if there is voltage signal inputs,
There is no the electric signal of photoelectric sensor to input, processing module is reminded to display screen output photoelectric sensor fault.
It base case principle and has the beneficial effect that:
1, processing module by comparing voltage signal and photoelectric sensor electric signal, can Accurate Diagnosis photoelectric sensor be
No failure can remind to screen output photoelectric sensor fault if photoelectric sensor failure, improve detection accuracy.
2, electromagnet group includes the first electromagnet and the second electromagnet, and the first electromagnet is fixedly arranged on support plate bottom, and second
Electromagnet is fixedly arranged on the carton bottom immediately below the first electromagnet, and the magnetic pole of the first electromagnet and the second electromagnet face is identical
Feature, based on the principle of magnet homopolar-repulsion, with the resilient support printing paper of magnetic force elasticity of substitution part；Elastic component is being used for a long time
Afterwards, the problems such as elasticity can gradually weaken, and weaken to the holding power of printing paper, be easy to cause paper feed unsmooth uses electromagnet can be with
Paper efficiency in raising.
3, the first electromagnet, the second electromagnet with metal paper-pressing sheet for being electrically connected, when printing paper is more, metal paper-pressing sheet position
Height is set, resistance is big, and electric current is small, and repulsion is small between two electromagnet；When printing paper low, metal paper-pressing sheet position is low, and resistance is small,
It flows through the first electromagnet and the second solenoid circuit stream is big, repulsion is big between two electromagnet, and printing paper pushes up high upwards, is convenient for
Paper feed；The size variation of repulsive force and the number of printing paper are inversely proportional between two electromagnet, good to the support effect of printing paper,
Be conducive to smooth paper feed.
4, outer support pipe is fixed below support plate；First switch is fixed at the support plate right above inner support column, the
One switchs the feature for controlling the on-off of metal paper-pressing sheet and the first electromagnet, and the gas in outer support pipe is absorbing printer
It works after the heat generated, causes inner support column to stretch upwards since when gases are heated, they expand in outer support pipe, press first switch,
First switch disconnects the connection of metal paper-pressing sheet and the first electromagnet, and the first magnet and the second magnet are no longer powered, by inner support
Column supports printing paper；Temporarily disconnected electric energy.Inner support column is set to stretch acting, support printing upwards using the heat that printer generates
Paper, it is energy saving.
Further, processing module is also used to obtain printing consumption number of paper, and processing module is built-in with voltage and existing paper
The corresponding number of paper table of number amount, processing module determine existing number of paper based on voltage signal and number of paper table, will show
There are number of paper and printing consumption number of paper comparison, if existing number of paper is less than printing consumption number of paper, to display
Screen output prompting message.
Insulating cylinder is fixedly arranged on paper accommodating unit side vertically, is wound with resistance wire in insulating cylinder circumferential direction, metal paper-pressing sheet with
The height of principle of the feature based on slide rheostat of resistance wire contact, the printing paper of placement is different, the height of metal paper-pressing sheet
Also different, the position for causing metal paper-pressing sheet to contact with resistance wire is different, and the voltage at resistance wire both ends is also different, so as to logical
Cross the quantity that the different voltage estimate in resistance wire both ends goes out printing paper.
User be frequently encountered in print procedure printing carry out in occur lack paper the case where, need to interrupt at this time printing to
Printer adds paper；It after especially user starts printing, goes to handle other things, takes file back when user estimates that printing is completed
When, discovery continues to print, user experience is very bad because lacking paper printing in interrupting after needing to add paper.Processing module exists
When the quantity of printing paper is less than printing consumption paper number, user is reminded to add paper in advance, paper can be lacked on the way to avoid printing, then allow use
Family adds the generation of the case where paper, and user experience is more preferable.
Further, further include pick-up roller for paper feed, pick-up roller includes metal rotation axis, is embedded in rotation axis circumferential direction
The first insulation contact and the second insulation contact of face, the output end of the second electromagnet are contacted with the first insulation contact, power supply
Input terminal is contacted with the second insulation contact.
When metal paper-pressing sheet is connected to the first electromagnet, pick-up roller is during rotating pick-up paper, every rotation one
In week, the output end of the second electromagnet, the input terminal of power supply are contacted with the first insulation contact, the second insulation contact respectively contacts once,
When contact, the power-off of the first electromagnet, therefore, the every rotation of pick-up roller one week, the first electromagnet and the second electromagnet power off twice, and first
When electromagnet and the second electromagnet power off, support force is lost to printing paper, printing paper moves down in the vertical direction, the first electromagnet
It is constantly powered power-off with the second electromagnet, printing paper constantly shake up and down separates coherent printing paper, avoids pick-up roller
Multiple printing papers are conveyed into printer simultaneously, to reduce paper jam error odds.
Further, the contact surface of metal paper-pressing sheet and printing paper is installed with plastic layer.
Since plastic layer insulate, directly connect equipped with the metal paper-pressing sheet for being avoided that electrification after plastic layer with printing paper
Touching, avoids print paper electrostatic, thus paper jam error caused by avoiding printing paper from being attached together because of static electrification.
Further, the outer support pipe and inner support column cross section are ellipse.
Cross section is ellipse, and outer support pipe internal volume is small, and air heats push the stroke of inner support column long, to printing
The support effect of paper is good.
It further, further include heat conductive insulating silica gel piece, heat conductive insulating silica gel piece one end is fixedly connected with resistance wire, the other end
It is fixedly connected with outer support pipe outer wall.
Heat-conducting silica gel sheet is using silica gel as substrate, and the various auxiliary materials such as addition metal oxide are synthesized by special process
A kind of heat-conducting medium material, in industry, also known as thermal conductive silicon rubber mat.Its good heat conductivity is conducive to the heat of resistance wire
It is transferred to outer support pipe.
Detailed description of the invention
Fig. 1 is the cross-sectional view of monochrome laser printer fault diagnosis system embodiment one；
Fig. 2 is the front view of two pick-up roller of monochrome laser printer fault diagnosis system embodiment.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes:
Carton 1, metal paper-pressing sheet 2, insulating cylinder 3, support plate 4, the first electromagnet 5, the second electromagnet 6, support portion 7,
First button switch 8, telescopic rod 9, nichrome wire 10, metal rotation axis 11, the first insulation contact 12, printing paper 13.
Embodiment one
Monochrome laser printer fault diagnosis system, including photoelectric sensor, processing module, display screen, detection device and
Carton 1 equipped with paper accommodating unit, paper feed end, detection device include: sliding slot, metal paper-pressing sheet 2, spring, insulating cylinder 3, support
Plate 4, electromagnet group, support portion 7, the first button switch 8, power supply, voltage detection module, telescopic rod 9 and heat conductive insulating silica gel
Piece.
As shown in Figure 1, sliding slot is vertically arranged on front side of paper accommodating unit, metal paper-pressing sheet 2 is slidably connected with sliding slot, metal
Paper-pressing sheet 2 is slided in vertical direction along the chute；Lower spring end is Nian Jie with sliding slot bottom, spring upper end and 2 bottom of metal paper-pressing sheet
Welding；Insulating cylinder 3 is adhered to vertically on front side of paper accommodating unit, is wound with nichrome wire 10, metal platen in 3 circumferential direction of insulating cylinder
Piece 2 is contacted with nichrome wire 10；The contact surface of metal paper-pressing sheet 2 and printing paper 13 is bonded with plastic layer；Support plate 4
In the paper feed end on 1 right side of carton, support plate 4 is used to support printing paper 13；9 upper end of telescopic rod is spirally connected with support plate 4, stretches
9 lower end of bar is spirally connected with 1 bottom of carton；Electromagnet group includes the first electromagnet 5 and the second electromagnet 6, and the first electromagnet 5 is adhered to
4 bottom of support plate in the left side of telescopic rod 9, the second electromagnet 6 are adhered to 1 bottom of carton immediately below the first electromagnet 5, and first
The N of electromagnet 5 and the second electromagnet 6 is extremely opposite.
Support portion 7 includes sealing ring and the outer support pipe, the inner support column that are vertically arranged；Outer support pipe lower end closed, upper end
Opening；Outer support pipe lower end is bonded in 4 lower section of support plate on 9 right side of telescopic rod；Inner support column is inserted into outer support pipe, interior branch
It is slidably connected in dagger and outer support pipe；Inner support column outer wall and outer support inside pipe wall are sealed by sealing ring；Outer support pipe and
Inner support column cross section is ellipse.
First button switch 8 is adhered to 4 bottom surface of support plate right above inner support column.Heat conductive insulating silica gel piece one end with
Nichrome wire 10 is bonded, and the other end is Nian Jie with outer support pipe outer wall.
Power output end with the nichrome wire 10 of 3 bottom of insulating cylinder for being electrically connected, metal paper-pressing sheet 2 and the first electromagnet
5 one terminals for electrical connection, another terminals of the first electromagnet 5 with 6 one terminals of the second electromagnet for being electrically connected, the second electromagnetism
Another terminals of iron 6 are with power input for being electrically connected, and the first button switch 8 is for controlling metal paper-pressing sheet 2 and the first electromagnetism
The on-off of iron 5；Voltage detection module is used to detect the voltage between power output end and metal paper-pressing sheet 2, the voltage that will test
Signal is sent to processing module；The voltage detection module uses LN61CN2702MR voltage checking chip, and the chip power-consumption is low,
Precision is high.
Processing module is built-in with voltage signal table corresponding with existing number of paper, and processing module is for determining existing paper number
Amount, by existing number of paper compared with the detection signal of photoelectric sensor, if photoelectric sensor does not have electric signal return, Xiang Xian
Display screen output photoelectric sensor fault is reminded；Processing module is also used to obtain printing consumption number of paper, and processing module will be existing
Number of paper and printing consumption number of paper comparison export if existing number of paper is less than print paper quantity to display screen
Paper deficiency is reminded.The processing module uses the multifunctional integrated mainboard of 1218 monochrome laser of Hewlett-Packard.
When printer work:
Metal paper-pressing sheet 2 pushes down printing paper 13, and voltage detection module detects between power output end and metal paper-pressing sheet 2
Voltage, the voltage signal that will test are sent to processing module, and processing module has paper number according to voltage signal estimation；
Processing module is first by existing number of paper compared with the detection signal of photoelectric sensor, if photoelectric sensor does not have
There is electric signal return, is reminded to display screen output photoelectric sensor fault；
If photoelectric sensor has electric signal return, by existing number of paper and printing consumption number of paper comparison, if
Existing number of paper is less than print paper quantity, reminds to display screen output paper deficiency；
At the same time, the first electromagnet 5 and the second electromagnet 6 are powered, and generate repulsive force, will support plate 4 upwards top with
Support printing paper 13；When printer after a period of work, gas in outer support pipe is in the warm for absorbing printer work and generating
After amount, cause inner support column to stretch upwards since when gases are heated, they expand in outer support pipe, press first switch, first switch disconnects
The connection of metal paper-pressing sheet 2 and the first electromagnet 5, the first electromagnet 5 and the second electromagnet 6 are no longer powered, and are propped up by inner support column
Support printing paper 13.
Embodiment two
It is in place of monochrome laser printer fault diagnosis system, with the difference of embodiment one: further includes pick-up roller, such as schemes
Shown in 2, pick-up roller includes metal rotation axis 11, and the first insulation contact 12 and the second insulation of face are embedded in rotation axis circumferential direction
Contact, the output end of the second electromagnet 6 are contacted with the first insulation contact 12, and the input terminal of power supply is contacted with the second insulation contact.
In print procedure, printing paper 13, the every rotation of pick-up roller one week, the first electromagnet 5, second are picked up in pick-up roller rotation
Electromagnet 6 powers off twice, vibrates printing paper 13 in vertical direction, printing paper 13 is separated, and avoids pick-up roller simultaneously by multiple
Printing paper 13 is conveyed into printer, to reduce paper jam error odds.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (6)
1. monochrome laser printer fault diagnosis system, including photoelectric sensor, processing module, display screen and accommodated including paper
The carton in portion, paper feed end；It is characterized by further comprising: detection device；
The detection device includes:
Sliding slot, sliding slot are vertically arranged in paper accommodating unit side,
Metal paper-pressing sheet, metal paper-pressing sheet are slidably connected with sliding slot, and metal paper-pressing sheet can be slided in vertical direction along the chute；
Elastic component, elastic component lower end are fixedly connected with sliding slot bottom, and elastic component upper end is fixedly connected with metal paper-pressing sheet；
Insulating cylinder, insulating cylinder are fixedly arranged on paper accommodating unit side vertically, and resistance wire, metal paper-pressing sheet are wound in insulating cylinder circumferential direction
It is contacted with resistance wire；
Support plate, support plate are located at carton paper feed end, are used to support printing paper；
Telescopic rod, telescopic rod upper end are fixedly connected with support plate, and telescopic rod lower end is fixedly connected with carton；
Electromagnet group, including the first electromagnet and the second electromagnet, the first electromagnet are fixedly arranged on support plate bottom, the second electromagnet
The magnetic pole of the carton bottom being fixedly arranged on immediately below the first electromagnet, the first electromagnet and the second electromagnet face is identical；
Support portion, including sealing ring and the outer support pipe, the inner support column that are vertically arranged；Outer support pipe lower end closed, upper end opening；
Outer support pipe lower end is fixed below support plate；Inner support column is inserted into outer support pipe, sliding in inner support column and outer support pipe
Connection；Inner support column outer wall and outer support inside pipe wall are sealed by sealing ring；
First switch, first switch are fixed at the support plate right above inner support column；
Power supply, power output end with the resistance wire of insulating cylinder bottom for being electrically connected, metal paper-pressing sheet and the first electromagnet input terminal
For electrical connection, the first electromagnet output end is connect with the second electromagnet supplying power for input end, and the second electromagnet output end and power supply are defeated
Enter end for electrical connection, first switch is used to control the on-off between metal paper-pressing sheet and the first electromagnet；
Voltage detection module, for detecting the voltage between power output end and metal paper-pressing sheet, the voltage signal hair that will test
It send to processing module；
Wherein, processing module is used to judge the electric signal of voltage signal and photoelectric sensor, if there is voltage signal inputs, does not have
The electric signal of photoelectric sensor inputs, and processing module is reminded to display screen output photoelectric sensor fault.
2. monochrome laser printer fault diagnosis system according to claim 1, it is characterised in that: processing module is also used to
Printing consumption number of paper is obtained, processing module is built-in with voltage number of paper table corresponding with existing number of paper, handles mould
Block determines existing number of paper based on voltage signal and number of paper table, by existing number of paper and printing consumption number of paper pair
Than exporting prompting message to display screen if existing number of paper is less than printing consumption number of paper.
3. monochrome laser printer fault diagnosis system according to claim 2, it is characterised in that: further include for paper feed
Pick-up roller, pick-up roller includes metal rotation axis, be embedded in rotation axis circumferential direction face the first insulation contact and second insulation
Contact, the output end of the second electromagnet are contacted with the first insulation contact, and the input terminal of power supply is contacted with the second insulation contact.
4. monochrome laser printer fault diagnosis system according to claim 1, it is characterised in that: metal paper-pressing sheet and beat
The contact surface of printing paper is installed with plastic layer.
5. monochrome laser printer fault diagnosis system according to claim 1, it is characterised in that: the outer support pipe and
Inner support column cross section is ellipse.
6. monochrome laser printer fault diagnosis system according to claim 1, it is characterised in that: further include heat conductive insulating
Silica gel piece, heat conductive insulating silica gel piece one end are fixedly connected with resistance wire, and the other end is fixedly connected with outer support pipe outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811534611.9A CN109455003A (en) | 2018-12-14 | 2018-12-14 | Monochrome laser printer fault diagnosis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811534611.9A CN109455003A (en) | 2018-12-14 | 2018-12-14 | Monochrome laser printer fault diagnosis system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109455003A true CN109455003A (en) | 2019-03-12 |
Family
ID=65613364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811534611.9A Pending CN109455003A (en) | 2018-12-14 | 2018-12-14 | Monochrome laser printer fault diagnosis system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109455003A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110365405A (en) * | 2019-06-24 | 2019-10-22 | 深圳怡化电脑股份有限公司 | Photoelectric sensor detection method, device, readable storage medium storing program for executing and terminal device |
| CN116552145A (en) * | 2023-04-28 | 2023-08-08 | 珠海恒盛条码设备有限公司 | Printing equipment compatible with paper and printing control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57208289A (en) * | 1981-06-18 | 1982-12-21 | Nec Corp | System for detecting reduced residual amount of rolled printing paper and deficiency in paper feed |
| CN101722746A (en) * | 2009-12-17 | 2010-06-09 | 山东新北洋信息技术股份有限公司 | Printer as well as paper-accommodating assembly and paper-used up detection mechanism thereof |
| CN106476449A (en) * | 2015-09-02 | 2017-03-08 | 深圳市博思得科技发展有限公司 | Printer continues the apparatus and method of paper automatically |
| CN107161742A (en) * | 2017-06-02 | 2017-09-15 | 珠海赛纳打印科技股份有限公司 | Image processing system, paper amount detection machine structure and method |
| CN108790436A (en) * | 2018-05-29 | 2018-11-13 | 苏州树云网络科技有限公司 | A kind of paper channel control unit of printer |
-
2018
- 2018-12-14 CN CN201811534611.9A patent/CN109455003A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57208289A (en) * | 1981-06-18 | 1982-12-21 | Nec Corp | System for detecting reduced residual amount of rolled printing paper and deficiency in paper feed |
| CN101722746A (en) * | 2009-12-17 | 2010-06-09 | 山东新北洋信息技术股份有限公司 | Printer as well as paper-accommodating assembly and paper-used up detection mechanism thereof |
| CN106476449A (en) * | 2015-09-02 | 2017-03-08 | 深圳市博思得科技发展有限公司 | Printer continues the apparatus and method of paper automatically |
| CN107161742A (en) * | 2017-06-02 | 2017-09-15 | 珠海赛纳打印科技股份有限公司 | Image processing system, paper amount detection machine structure and method |
| CN108790436A (en) * | 2018-05-29 | 2018-11-13 | 苏州树云网络科技有限公司 | A kind of paper channel control unit of printer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110365405A (en) * | 2019-06-24 | 2019-10-22 | 深圳怡化电脑股份有限公司 | Photoelectric sensor detection method, device, readable storage medium storing program for executing and terminal device |
| CN110365405B (en) * | 2019-06-24 | 2020-11-17 | 深圳怡化电脑股份有限公司 | Photoelectric sensor detection method and device, readable storage medium and terminal equipment |
| CN116552145A (en) * | 2023-04-28 | 2023-08-08 | 珠海恒盛条码设备有限公司 | Printing equipment compatible with paper and printing control method |
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