CN102621858A - Fixation temperature control method, fixation device and electronic image forming device - Google Patents
Fixation temperature control method, fixation device and electronic image forming device Download PDFInfo
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- CN102621858A CN102621858A CN2011100374557A CN201110037455A CN102621858A CN 102621858 A CN102621858 A CN 102621858A CN 2011100374557 A CN2011100374557 A CN 2011100374557A CN 201110037455 A CN201110037455 A CN 201110037455A CN 102621858 A CN102621858 A CN 102621858A
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Abstract
The invention relates to a fixation temperature control method, which is used for an electronic image forming device, The method comprises the following steps: a, determining whether a machine state of the electronic image forming device is printing or not; b, if the machine state is printing, selecting a corresponding duty ratio table according to characteristics of recorded materials and/or fixation environment characteristics, wherein the duty ratio expresses that a heating device unlatches or closes in a control period; c. periodically detecting the surface temperature of a fixation roller, determining the duty ratio of the heating device according to difference alpha of current surface temperature and target temperature of the fixation roller, difference beta of current surface temperature and stored previous surface temperature and the selected duty ratio table; and d, controlling the heating device unlatching or closing in the current control period according to the determined duty ratio.
Description
Technical field
The present invention relates to a kind of fixing temperature control method, fixing device and electronic image and form device.
Background technology
All the time; Electronic image forms the fixing temperature control method of device; It is the surface temperature that detects fixing roller with temperature sensor; Then according to variation of temperature value and machine state (preheating, standby, printing etc.) in poor, the certain hour of Current Temperatures and goal-setting temperature; Select the suitable dutycycle form (Duty Table) of photographic fixing lamp (being heating lamp), dutycycle (duty) expression photographic fixing lamp is opened (ON) or is closed (OFF) in a control cycle, thereby carries out the ON/OFF control of photographic fixing lamp.The process flow diagram of existing fixing temperature control method is as shown in Figure 1.This method periodically detects the surface temperature of fixing roller through heat sensitive sensor, comprises the steps:
The current surface temperature of calculating fixing roller subtracts the poor α of target temperature;
The current surface temperature of calculating fixing roller subtracts the poor β of the last time surface temperature of storage;
Whether the machine state of judging electronic image formation device is printing;
If machine state is printing, select the dutycycle form of photographic fixing lamp under the printing state; If not printing, judge then whether machine state is standby, if the dutycycle form under the holding state is selected in standby; If not standby, select the dutycycle form under the preheat mode;
According to α, β and selected dutycycle form are confirmed the dutycycle of said photographic fixing lamp; And
In current control cycle, open or close according to determined dutycycle control photographic fixing lamp.
As shown in Figure 2 is the example of temperature controlled dutycycle form.Table 1 is the dutycycle form under the preheat mode; Table 2 is the dutycycle forms under the holding state, and table 3 is the dutycycle forms under the printing state.As shown in table 3, under printing state, when α=-3, β=-3 o'clock, duty=100 representes that promptly the photographic fixing lamp opens in control cycle, when α=3, β=-3 o'clock, duty=0 representes that promptly the photographic fixing lamp closes in control cycle.
Yet, can know that from Fig. 1 and Fig. 2 existing fixing temperature control method is only selected different Duty Table according to the state of machine, and according to α, β and selected Duty table confirm the Duty of shadow lamp, thus the unlatching of control photographic fixing lamp or close.The problem of this method is; Under the diverse occasion of recording materials, all use same Duty Table, the rising overshoot of the fixing temperature of some recording materials that relatively approach is easy to take place so; The chance of occurrence of thermogravimetric shadow is than higher; On the contrary, the decline overshoot of the fixing temperature of the recording materials that some is thicker is easy to take place, and the chance of the bad generation of fixation performance is than higher.In addition, under the occasion of photographic fixing environmental change, the fixing temperature of recording materials also can be affected, and all uses same Duty Table, and temperature controlled efficient can descend.
Summary of the invention
One aspect of the present invention provides a kind of fixing temperature control method, is used for electronic image and forms device, may further comprise the steps:
Whether the machine state of a. judging said electronic image formation device is printing;
If b. said machine state is printing, according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment, said dutycycle representes that said heating arrangement opens or cut out in a control cycle;
C. periodically detect the surface temperature of fixing roller; Subtract the poor α of target temperature according to the current surface temperature of fixing roller, the current surface temperature of fixing roller subtracts poor β and the dutycycle that selected dutycycle form is confirmed said heating arrangement of the last time surface temperature of storage; And
D. controlling said heating arrangement according to determined dutycycle opens in current control cycle or closes.
Another aspect of the present invention provides a kind of fixing device of implementing aforementioned fixing temperature control method, comprising:
Temperature detecting module is used for periodically detecting the surface temperature of fixing roller; Memory module is used to store the surface temperature of detected fixing roller and a plurality of dutycycle forms of heating arrangement; The target temperature setting module is used to set the target temperature of said fixing roller; The Difference Calculation module, the current surface temperature that is used to calculate fixing roller subtracts the poor α of target temperature, and the current surface temperature of fixing roller subtracts the poor β of the last time surface temperature of storage; The machine state judge module is used to judge that said electronic image forms the machine state of device; Recording materials feature detection module is used for the characteristic of detection record material; Photographic fixing environment measuring module is used to detect the characteristic of photographic fixing environment; The dutycycle determination module; The characteristic of characteristic and/or photographic fixing environment that forms machine state, the recording materials of device according to said electronic image is selected the dutycycle form of corresponding heating arrangement from said memory module; Said dutycycle representes that said heating arrangement opens or cut out in one-period; And according to α, β and selected dutycycle form are confirmed the dutycycle of said heating arrangement; And the photographic fixing control module, be used for controlling said heating arrangement and in current control cycle, open or close according to determined dutycycle.
Another aspect of the present invention provides a kind of electronic image and forms device, and this electronic image forms device and comprises aforementioned fixing device.
Fixing temperature control method of the present invention and the fixing device and the electronic image formation device that comprises this fixing device of implementing this fixing temperature control method; Dutycycle form according to the corresponding heating arrangement of feature selecting of the characteristic of machine state, recording materials and/or photographic fixing environment; Thereby obtain the opening and closing that duty suitable under the different occasions is recently controlled heating arrangement; Can reduce the fixing temperature rising overshoot and the fixing temperature decline overshoot of recording materials; Thereby reduce the chance of thermogravimetric shadow generation and the chance of the bad generation of fixation performance, improved the temperature controlled efficient of photographic fixing.
Description of drawings
Fig. 1 is the process flow diagram of existing fixing temperature control method;
Fig. 2 is the exemplary plot of temperature controlled dutycycle form;
Fig. 3 is the structured flowchart according to fixing device of the present invention;
Fig. 4 is the process flow diagram according to the fixing temperature control method of the first embodiment of the present invention;
Fig. 5 is the process flow diagram of fixing temperature control method according to a second embodiment of the present invention;
Fig. 6 is the process flow diagram according to the fixing temperature control method of third embodiment of the invention;
Fig. 7 is the process flow diagram according to the fixing temperature control method of fourth embodiment of the invention;
Fig. 8 is the process flow diagram according to the fixing temperature control method of fifth embodiment of the invention;
Fig. 9 is the process flow diagram according to the fixing temperature control method of sixth embodiment of the invention;
Figure 10 is the process flow diagram according to the fixing temperature control method of seventh embodiment of the invention; And
Figure 11 is the process flow diagram according to the fixing temperature control method of eighth embodiment of the invention.
Embodiment
Below, according to accompanying drawing embodiment involved in the present invention is described.
Fig. 3 is the structured flowchart according to fixing device of the present invention.As shown in the figure, this fixing device 300 comprises temperature detecting module 301, memory module 302; Target temperature setting module 303, Difference Calculation module 304, machine state judge module 305; Recording materials feature detection module 306; Photographic fixing environment measuring module 307, dutycycle determination module 308, photographic fixing control module 309 and heating arrangement 310.
Target temperature setting module 303 is used to set the target temperature of fixing roller.Difference Calculation module 204, the current surface temperature that is used to calculate fixing roller subtracts the poor α of target temperature, and the current surface temperature of fixing roller subtracts the poor β of the last time surface temperature of storage.Machine state judge module 305 is used to judge that electronic image forms the machine state of device, and machine state comprises printing, preheating and standby.Recording materials feature detection module 306 is used for the characteristic of detection record material.The characteristic of recording materials comprises the fixing temperature rising overshoot/decline overshoot of kind, width and the recording materials of recording materials.Photographic fixing environment measuring module 207 is used to detect the characteristic of photographic fixing environment.The characteristic of photographic fixing environment comprises the temperature of photographic fixing environment.
Fig. 4 is the process flow diagram according to the fixing temperature control method of the first embodiment of the present invention.In the present embodiment, select suitable dutycycle form according to the kind of machine state and recording materials.This method periodically detects the surface temperature of fixing roller through the temperature sensor such as heat sensitive sensor etc., and comprises the steps:
In step S401, the current surface temperature that the current surface temperature of calculating fixing roller subtracts poor α and the calculating fixing roller of target temperature subtracts the poor β of the last time surface temperature of storage.
In S402, judge whether the machine state of electronic image formation device is printing.
If machine state is printing, judge whether the kind of recording materials is common recording materials (S403) of every weight per square meter 55 grams～100 grams.
If common recording materials are selected the dutycycle form (S404) corresponding to common recording materials.
If not common recording materials; The kind of judging recording materials again whether the weight of identical material with common recording materials, unit area greater than the thick recording materials (S405) of common recording materials weight per unit area; If select dutycycle form (S406) corresponding to thick recording materials; If not, select corresponding to the dutycycle form (S407) of common recording materials weight identical material, unit area less than the thin recording materials of common recording materials weight per unit area.
If machine state is not printing, judge then whether machine state is standby (S408), if the dutycycle form (S409) under the holding state is selected in standby; If not standby, select the dutycycle form (S410) under the preheat mode.
After the dutycycle form was confirmed, according to α, β and selected dutycycle form were confirmed the dutycycle (S411) of heating lamp.
At last, in current control cycle, open or close (S412) according to determined dutycycle control heating lamp.
According to above-mentioned fixing temperature control method, under printing state, can select suitable dutycycle form according to the thickness of recording materials, realize being controlled at fixing temperature within the scope of requirement, improved the efficient of fixing temperature control.
Fig. 5 is the process flow diagram of fixing temperature control method according to a second embodiment of the present invention.In the present embodiment, select suitable dutycycle form according to the width of machine state and recording materials.This method periodically detects the surface temperature of fixing roller through the temperature sensor such as heat sensitive sensor etc., and comprises the steps:
In step S501, the current surface temperature that the current surface temperature of calculating fixing roller subtracts poor α and the calculating fixing roller of target temperature subtracts the poor β of the last time surface temperature of storage.
In S502, judge whether the machine state of electronic image formation device is printing.
If machine state is printing, judge whether the width of recording materials is not less than 150mm (S503).
If select width to be not less than the corresponding dutycycle form (S504) of recording materials of 150mm; If, do not select width less than the corresponding dutycycle form (S505) of the recording materials of 150mm.
If machine state is not printing, judge then whether machine state is standby (S506), if the dutycycle form (S507) under the holding state is selected in standby; If not standby, select the dutycycle form (S508) under the preheat mode.
After the dutycycle form was confirmed, according to α, β and selected dutycycle form were confirmed the dutycycle (S509) of heating lamp.
At last, in current control cycle, open or close (S510) according to determined dutycycle control heating lamp.
According to above-mentioned fixing temperature control method, under printing state, can select suitable dutycycle form according to the width of recording materials, realize being controlled at fixing temperature within the scope of requirement, improved the efficient of fixing temperature control.
Fig. 6 is the process flow diagram according to the fixing temperature control method of third embodiment of the invention.In the present embodiment, select suitable dutycycle form according to the temperature of machine state and photographic fixing environment.This method periodically detects the surface temperature of fixing roller through the temperature sensor such as heat sensitive sensor etc., and comprises the steps:
In step S601, the current surface temperature that the current surface temperature of calculating fixing roller subtracts poor α and the calculating fixing roller of target temperature subtracts the poor β of the last time surface temperature of storage.
In S602, judge whether the machine state of electronic image formation device is printing.
If machine state is printing, judge whether the photographic fixing environment is not to be higher than 18 degrees centigrade low temperature (S603).
If select the dutycycle form (S604) under the low temperature environment; If, do not select the dutycycle form (S605) under the environment beyond the low temperature.
If machine state is not printing, judge then whether machine state is standby (S606), if the dutycycle form (S607) under the holding state is selected in standby; If not standby, select the dutycycle form (S608) under the preheat mode.
After the dutycycle form was confirmed, according to α, β and selected dutycycle form were confirmed the dutycycle (S609) of heating lamp.
At last, in current control cycle, open or close (S610) according to determined dutycycle control heating lamp.
According to above-mentioned fixing temperature control method, under printing state, can select suitable dutycycle form according to the temperature of photographic fixing environment, realize being controlled at fixing temperature within the scope of requirement, improved the efficient of fixing temperature control.
Fig. 7 is the process flow diagram according to the fixing temperature control method of fourth embodiment of the invention.In the present embodiment, select suitable dutycycle form according to the kind of machine state, recording materials and the width of recording materials.This method periodically detects the surface temperature of fixing roller through the temperature sensor such as heat sensitive sensor etc., and comprises the steps:
In step S701, the current surface temperature that the current surface temperature of calculating fixing roller subtracts poor α and the calculating fixing roller of target temperature subtracts the poor β of the last time surface temperature of storage.
In S702, judge whether the machine state of electronic image formation device is printing.
If printing, the weight of identical material with common recording materials, unit area is greater than the thick recording materials of common recording materials for the kind of judging recording materials, and every weight per square meter 55 grams～100 of wherein common recording materials restrain (S703).
If thick recording materials judge whether the width of recording materials is not less than 150mm (S704) again, if select width to be not less than the corresponding dutycycle form (S705) of thick recording materials of 150mm; If, do not select width less than the corresponding dutycycle form (S706) of the thick recording materials of 150mm.
If not thick recording materials, judge whether the kind of recording materials is common recording materials (S707) of every weight per square meter 55 grams～100 grams, if select dutycycle form (S708) corresponding to common recording materials; If not, select corresponding to the dutycycle form (S709) of common recording materials weight identical material, unit area less than the thin recording materials of common recording materials.
If machine state is not printing, judge then whether machine state is standby (S710), if the dutycycle form (S711) under the holding state is selected in standby; If not standby, select the dutycycle form (S712) under the preheat mode.
After the dutycycle form was confirmed, according to α, β and selected dutycycle form were confirmed the dutycycle (S713) of heating lamp.
At last, in current control cycle, open or close (S714) according to determined dutycycle control heating lamp.
According to above-mentioned fixing temperature control method, under printing state, can select suitable dutycycle form according to the kind and the width of recording materials, realize being controlled at fixing temperature within the scope of requirement, improved the efficient of fixing temperature control.
Fig. 8 is the process flow diagram according to the fixing temperature control method of fifth embodiment of the invention.In the present embodiment, select suitable dutycycle form according to the kind of machine state, recording materials and the temperature of photographic fixing environment.This method periodically detects the surface temperature of fixing roller through the temperature sensor such as heat sensitive sensor etc., and comprises the steps:
In step S801, the current surface temperature that the current surface temperature of calculating fixing roller subtracts poor α and the calculating fixing roller of target temperature subtracts the poor β of the last time surface temperature of storage.
In S802, judge whether the machine state of electronic image formation device is printing.
If printing, the weight of identical material with common recording materials, unit area is greater than the thick recording materials of common recording materials for the kind of judging recording materials, and every weight per square meter 55 grams～100 of wherein common recording materials restrain (S803).
If thick recording materials judge whether the photographic fixing environment is not to be higher than 18 degrees centigrade low temperature (S804) again, if select the corresponding dutycycle form (S805) of thick recording materials under the low temperature environment; If, do not select the corresponding dutycycle form (S806) of thick recording materials under the environment beyond the low temperature.
If not thick recording materials, judge whether the kind of recording materials is common recording materials (S807) of every weight per square meter 55 grams～100 grams, if select dutycycle form (S808) corresponding to common recording materials; If not, select corresponding to the dutycycle form (S809) of said common recording materials weight identical material, unit area less than the thin recording materials of said common recording materials.
If machine state is not printing, judge then whether machine state is standby (S810), if the dutycycle form (S811) under the holding state is selected in standby; If not standby, select the dutycycle form (S812) under the preheat mode.
After the dutycycle form was confirmed, according to α, β and selected dutycycle form were confirmed the dutycycle (S813) of heating lamp.
At last, in current control cycle, open or close (S814) according to determined dutycycle control heating lamp.
According to above-mentioned fixing temperature control method; Under printing state, can select suitable dutycycle form according to the kind of recording materials and the temperature of photographic fixing environment; Realization is controlled at fixing temperature within the scope of requirement, has improved the efficient of fixing temperature control.
Fig. 9 is the process flow diagram according to the fixing temperature control method of sixth embodiment of the invention.In the present embodiment, select suitable dutycycle form according to the temperature of machine state, photographic fixing environment and the width of recording materials.This method periodically detects the surface temperature of fixing roller through the temperature sensor such as heat sensitive sensor etc., and comprises the steps:
In step S901, the current surface temperature that the current surface temperature of calculating fixing roller subtracts poor α and the calculating fixing roller of target temperature subtracts the poor β of the last time surface temperature of storage.
In S902, judge whether the machine state of electronic image formation device is printing.
If machine state is printing, judge whether the photographic fixing environment is not to be higher than 18 degrees centigrade low temperature (S903).
If low temperature judges whether the width of recording materials is not less than 150mm (S905) again, if, the corresponding dutycycle form (906) of recording materials that select under the low temperature environment, width is not less than 150mm; If not, select under the low temperature environment, width is less than the corresponding dutycycle form (907) of the recording materials of 150mm.
If not low temperature, select the dutycycle form (S908) under the environment beyond the low temperature.
If machine state is not printing, judge then whether machine state is standby (S909), if the dutycycle form (S910) under the holding state is selected in standby; If not standby, select the dutycycle form (S911) under the preheat mode.
After the dutycycle form was confirmed, according to α, β and selected dutycycle form were confirmed the dutycycle (S912) of heating lamp.
At last, in current control cycle, open or close (S913) according to determined dutycycle control heating lamp.
According to above-mentioned fixing temperature control method; Under printing state, can select suitable dutycycle form according to the temperature of photographic fixing environment and the width of recording materials; Realization is controlled at fixing temperature within the scope of requirement, has improved the efficient of fixing temperature control.
Figure 10 is the process flow diagram according to the fixing temperature control method of seventh embodiment of the invention.In the present embodiment, select suitable dutycycle form according to the temperature of kind, width and the photographic fixing environment of machine state and recording materials.This method periodically detects the surface temperature of fixing roller through the temperature sensor such as heat sensitive sensor etc., and comprises the steps:
In step S1001, the current surface temperature that the current surface temperature of calculating fixing roller subtracts poor α and the calculating fixing roller of target temperature subtracts the poor β of the last time surface temperature of storage.
In S1002, judge whether the machine state of electronic image formation device is printing.
If printing, the weight of identical material with common recording materials, unit area is greater than the thick recording materials of common recording materials for the kind of judging recording materials, and every weight per square meter 55 grams～100 of wherein common recording materials restrain (S1003).
If thick recording materials judge whether said photographic fixing environment is not to be higher than 18 degrees centigrade low temperature (S1004) again.
If low temperature judges whether the width of said recording materials is not less than 150mm (S1005) again, if, the corresponding dutycycle form (S1006) of thick recording materials that select under the low temperature environment, width is not less than 150mm; If not, select under the low temperature environment, width is less than the corresponding dutycycle form (S1007) of the thick recording materials of 150mm.
If not low temperature, select the corresponding dutycycle form (S1008) of thick recording materials under the environment beyond the low temperature;
If not thick recording materials, judge whether the kind of recording materials is said common recording materials (S1009) of every weight per square meter 55 grams～100 grams, if select dutycycle form (S1010) corresponding to common recording materials; If not, select corresponding to the weight of unit area dutycycle form (S1011) less than the thin recording materials of common recording materials.
If machine state is not printing, judge then whether machine state is standby (S1012), if the dutycycle form (S1013) under the holding state is selected in standby; If not standby, select the dutycycle form (S1014) under the preheat mode.
After the dutycycle form was confirmed, according to α, β and selected dutycycle form were confirmed the dutycycle (S1015) of heating lamp.
At last, in current control cycle, open or close (S1016) according to determined dutycycle control heating lamp.
According to above-mentioned fixing temperature control method; Under printing state, can select suitable dutycycle form according to the temperature of kind, width and the photographic fixing environment of recording materials; Realization is controlled at fixing temperature within the scope of requirement, has improved the efficient of fixing temperature control.
Figure 11 is the process flow diagram according to the fixing temperature control method of eighth embodiment of the invention.In the present embodiment, according to the fixing temperature rising overshoot of machine state and recording materials or descended to bringing and select suitable dutycycle form.This method periodically detects the surface temperature of fixing roller through the temperature sensor such as heat sensitive sensor etc., and comprises the steps:
In step S1101, the current surface temperature that the current surface temperature of calculating fixing roller subtracts poor α and the calculating fixing roller of target temperature subtracts the poor β of the last time surface temperature of storage.
In S1102, judge whether the machine state of electronic image formation device is printing.
If printing, the fixing temperature overshoot (S1103) of calculating recording materials.
Then, the overshoot (S1104) that whether descends of the fixing temperature of judging recording materials is if select the little dutycycle form (S1105) of decline overshoot; If not, the overshoot (S1106) of whether rising of the fixing temperature of not judging said recording materials again; If select the little dutycycle form (S1107) of rising overshoot; If, do not select common dutycycle form (S1108).
If machine state is not printing, judge then whether machine state is standby (S1109), if the dutycycle form (S1110) under the holding state is selected in standby; If not standby, select the dutycycle form (S1111) under the preheat mode.
After the dutycycle form was confirmed, according to α, β and selected dutycycle form were confirmed the dutycycle (S1112) of heating lamp.
At last, in current control cycle, open or close (S1113) according to determined dutycycle control heating lamp.
According to above-mentioned fixing temperature control method; Under printing state, can or descend according to the fixing temperature rising overshoot of recording materials to bringing and select suitable dutycycle form; Realization is controlled at fixing temperature within the scope of requirement, has improved the efficient of fixing temperature control.
In first to the 8th embodiment, recording materials comprise various with paper, various sheet, OHP paper, transcription material and autogtaphic printing paper etc.
Electronic image of the present invention forms the fixing device that device comprises the fixing temperature control method of implementing first to the 8th embodiment, and it can be laser printer, duplicating machine, facsimile recorder, plotting apparatus etc. that this electronic image forms device.
Those skilled in the art are easy to expect additional advantage and modification.Therefore, the present invention is not limited to detail and the exemplary embodiment that provides in the literary composition and explain with regard to the aspect of broad.Thereby, can under the situation of essence that does not deviate from the claim liked enclosed and the defined total inventive concept of equivalent thereof or protection domain, carry out various modifications.
Claims (15)
1. a fixing temperature control method is used for electronic image and forms device, it is characterized in that, may further comprise the steps:
Whether the machine state of a. judging said electronic image formation device is printing;
If b. said machine state is printing, according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment, said dutycycle representes that said heating arrangement opens or cut out in a control cycle;
C. periodically detect the surface temperature of fixing roller; Subtract the poor α of target temperature according to the current surface temperature of fixing roller, the current surface temperature of fixing roller subtracts poor β and the dutycycle that selected dutycycle form is confirmed said heating arrangement of the last time surface temperature of storage; And
D. controlling said heating arrangement according to determined dutycycle opens in current control cycle or closes.
2. fixing temperature control method as claimed in claim 1; It is characterized in that; The characteristic of said recording materials comprises the kind of recording materials; " according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment " comprising among the said step b: whether the kind of judging said recording materials is the common recording materials of every weight per square meter 55 grams～100 grams
If select dutycycle form corresponding to common recording materials; If not, the kind of judging said recording materials whether with the weight of the identical material of said common recording materials, unit area thick recording materials greater than said common recording materials, if select dutycycle form corresponding to thick recording materials; If not, select corresponding to the dutycycle form of said common recording materials weight identical material, unit area less than the thin recording materials of said common recording materials.
3. fixing temperature control method as claimed in claim 1; It is characterized in that; The characteristic of said recording materials comprises the width of recording materials; " according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment " comprising among the said step b: whether the width of judging said recording materials is not less than 150mm
If select width to be not less than the corresponding dutycycle form of recording materials of 150mm; If, do not select width less than the corresponding dutycycle form of the recording materials of 150mm.
4. fixing temperature control method as claimed in claim 1; It is characterized in that; The characteristic of said photographic fixing environment comprises the residing temperature of photographic fixing environment; " according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment " comprising among the said step b: judge whether said photographic fixing environment is not to be higher than 18 degrees centigrade low temperature
If select the dutycycle form under the low temperature environment; If, do not select the dutycycle form under the environment beyond the low temperature.
5. fixing temperature control method as claimed in claim 1; It is characterized in that; The feature of said recording materials comprises the kind of recording materials and the width of recording materials; " according to the dutycycle form of the corresponding heater of feature selecting of the feature of recording materials and/or photographic fixing environment " comprising among the said step b: the kind of judging said recording materials whether the weight of identical material with common recording materials, unit are greater than the thick recording materials of common recording materials; Every weight per square meter 55 grams of wherein said common recording materials～100 grams
If thick recording materials judge whether the width of said recording materials is not less than 150mm again, if select width to be not less than the corresponding dutycycle form of thick recording materials of 150mm; If, do not select width less than the corresponding dutycycle form of the thick recording materials of 150mm;
If not thick recording materials, judge whether the kind of said recording materials is said common recording materials of every weight per square meter 55 grams～100 grams, if select dutycycle form corresponding to said common recording materials; If not, select corresponding to the dutycycle form of said common recording materials weight identical material, unit area less than the thin recording materials of said common recording materials.
6. fixing temperature control method as claimed in claim 1; It is characterized in that; The characteristic of said recording materials comprises the kind of recording materials; The characteristic of said photographic fixing environment comprises the residing temperature of photographic fixing environment; " according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment " comprising among the said step b: the kind of judging said recording materials whether the weight of identical material with common recording materials, unit area greater than the thick recording materials of common recording materials, every weight per square meter 55 grams of wherein said common recording materials～100 grams
If thick recording materials judge whether said photographic fixing environment is not to be higher than 18 degrees centigrade low temperature again, if select the corresponding dutycycle form of thick recording materials under the low temperature environment; If, do not select the corresponding dutycycle form of thick recording materials under the environment beyond the low temperature;
If not thick recording materials, judge whether the kind of said recording materials is said common recording materials of every weight per square meter 55 grams～100 grams, if select dutycycle form corresponding to common recording materials; If not, select corresponding to the weight of unit area dutycycle form less than the thin recording materials of said common recording materials.
7. fixing temperature control method as claimed in claim 1; It is characterized in that; The characteristic of said recording materials comprises the width of recording materials; The characteristic of said photographic fixing environment comprises the residing temperature of photographic fixing environment, and " according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment " comprising among the step b: judge whether said photographic fixing environment is not to be higher than 18 degrees centigrade low temperature
If low temperature judges whether the width of said recording materials is not less than 150mm again, if, the corresponding dutycycle form of recording materials that select under the low temperature environment, width is not less than 150mm; If not, select under the low temperature environment, width is less than the corresponding dutycycle form of the recording materials of 150mm;
If not low temperature, select the dutycycle form under the environment beyond the low temperature.
8. fixing temperature control method as claimed in claim 1; It is characterized in that; The characteristic of said recording materials comprises the kind of recording materials and the width of recording materials; The characteristic of said photographic fixing environment comprises the residing temperature of photographic fixing environment; " according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment " comprising among the step b: the kind of judging said recording materials whether the weight of identical material with common recording materials, unit area greater than the thick recording materials of common recording materials, every weight per square meter 55 grams of wherein said common recording materials～100 grams
If thick recording materials judge whether said photographic fixing environment is not to be higher than 18 degrees centigrade low temperature again,
If low temperature judges whether the width of said recording materials is not less than 150mm again, if, the corresponding dutycycle form of thick recording materials that select under the low temperature environment, width is not less than 150mm; If not, select under the low temperature environment, width is less than the corresponding dutycycle form of the thick recording materials of 150mm;
If not low temperature, select the corresponding dutycycle form of thick recording materials under the environment beyond the low temperature;
If not thick recording materials, judge whether the kind of said recording materials is said common recording materials of every weight per square meter 55 grams～100 grams, if select dutycycle form corresponding to common recording materials; If not, select corresponding to the weight of unit area dutycycle form less than the thin recording materials of said common recording materials.
9. fixing temperature control method as claimed in claim 1; It is characterized in that; The characteristic of said recording materials also comprises the fixing temperature rising overshoot or the decline overshoot of recording materials, and " according to the dutycycle form of the corresponding heating arrangement of feature selecting of the characteristic of recording materials and/or photographic fixing environment " comprising among the said step b: the fixing temperature overshoot of calculating said recording materials; And the overshoot that whether descends of the fixing temperature of judging said recording materials,
If select the little dutycycle form of decline overshoot;
If not, the overshoot of whether rising of the fixing temperature of not judging said recording materials again; If select the little dutycycle form of rising overshoot; If, do not select common dutycycle form.
10. like each described fixing temperature control method among the claim 1-9; It is characterized in that, comprise that also the current surface temperature of calculating said fixing roller subtracts the poor α of target temperature and the current surface temperature of said fixing roller subtracts the last time step of the poor β of surface temperature before the said step c.
11., it is characterized in that said recording materials comprise paper like each described fixing temperature control method among the claim 1-9.
12., it is characterized in that said heating arrangement is a heating lamp like each described fixing temperature control method among the claim 1-9.
13. like each described fixing temperature control method among the claim 1-9, it is characterized in that,, judge again whether machine state is standby if said machine state is not printing; If said machine state is standby, select the dutycycle form under the holding state; If, do not select the dutycycle form under the preheat mode.
14. a fixing device of implementing each described fixing temperature control method among the claim 1-13 is characterized in that, comprising:
Temperature detecting module is used for periodically detecting the surface temperature of fixing roller;
Memory module is used to store the surface temperature of detected fixing roller and a plurality of dutycycle forms of heating arrangement;
The target temperature setting module is used to set the target temperature of said fixing roller;
The Difference Calculation module, the current surface temperature that is used to calculate fixing roller subtracts the poor α of target temperature, and the current surface temperature of fixing roller subtracts the poor β of the last time surface temperature of storage;
The machine state judge module is used to judge that said electronic image forms the machine state of device;
Recording materials feature detection module is used for the characteristic of detection record material;
Photographic fixing environment measuring module is used to detect the characteristic of photographic fixing environment;
The dutycycle determination module; The characteristic of characteristic and/or photographic fixing environment that forms machine state, the recording materials of device according to said electronic image is selected the dutycycle form of corresponding heating arrangement from said memory module; Said dutycycle representes that said heating arrangement opens or cut out in a control cycle; And according to α, β and selected dutycycle form are confirmed the dutycycle of said heating arrangement; And
The photographic fixing control module is used for controlling said heating arrangement according to determined dutycycle and in current control cycle, opens or close.
15. an electronic image forms device, it is characterized in that, comprises fixing device as claimed in claim 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110037455.7A CN102621858B (en) | 2011-01-28 | 2011-01-28 | Fixation temperature control method, fixation device and electronic image forming device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110037455.7A CN102621858B (en) | 2011-01-28 | 2011-01-28 | Fixation temperature control method, fixation device and electronic image forming device |
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| CN102621858A true CN102621858A (en) | 2012-08-01 |
| CN102621858B CN102621858B (en) | 2015-07-01 |
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Cited By (3)
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| JP2017021319A (en) * | 2015-07-09 | 2017-01-26 | 株式会社リコー | Fixation device and image forming apparatus |
| CN106970511A (en) * | 2016-01-13 | 2017-07-21 | 爱思打印解决方案有限公司 | Control the method and image processing system of fuser |
| CN115139669A (en) * | 2022-07-01 | 2022-10-04 | 联想图像(山东)科技有限公司 | Printer heating control method and device, printer and printing method |
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| CN106970511A (en) * | 2016-01-13 | 2017-07-21 | 爱思打印解决方案有限公司 | Control the method and image processing system of fuser |
| CN115139669A (en) * | 2022-07-01 | 2022-10-04 | 联想图像(山东)科技有限公司 | Printer heating control method and device, printer and printing method |
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|---|---|
| CN102621858B (en) | 2015-07-01 |
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