CN101602292A - Printing equipment - Google Patents
Printing equipment Download PDFInfo
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- CN101602292A CN101602292A CNA2009101490327A CN200910149032A CN101602292A CN 101602292 A CN101602292 A CN 101602292A CN A2009101490327 A CNA2009101490327 A CN A2009101490327A CN 200910149032 A CN200910149032 A CN 200910149032A CN 101602292 A CN101602292 A CN 101602292A
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Abstract
A kind of printing equipment (10) comprising: pulsed motor (4), and it is as transmitting recording medium (3); Thermal head (1) prints on recording medium (3); Pulsed motor control module (18), its control impuls engine (4) make pulsed motor (4) be operated with the transfer rate based on the printing ratio of importing printed data; Control module (19), it is with first or second control model control thermal head (1); Detecting unit (19), its detection is connected the type of the thermal head (1) in the printing equipment (10); And judging unit (11), it judges whether to control thermal head (1) by first control model or second control model on the basis of the head type that is detected by a detecting unit (19).
Description
Technical field
The present invention relates to be equipped with the printing equipment of thermal head.
Background technology
Traditional printing equipment comprises that (for example) is equipped with the thermal printer of thermal head, and this thermal head has a plurality of thermal elements of arranging on the width of paper to be printed.Thermal printer is driven by the electrical power of battery usually.Thermal head is detachable and replaceable on the main body of thermal printer.
Japanese Patent Application Publication file (KOKAI) has been described a kind of configuration of thermal printer for 2007-30263 number, and wherein when carrying out printing, the thermal element corresponding to printing among a plurality of thermal elements is heated, can print various types of information.
Japanese Patent Application Publication file (KOKAI) has been described a kind of printing machine configuration with Intermediate substrate for 11-78083 number, wherein can from polytype intermediate connector, select intermediate connector with the syndeton that is suitable for head connector, and intermediate connector is connected to Intermediate substrate, and making can the different thermal head of exchange point types of densities.
In the thermal printer of describing in Japanese Patent Application Publication file (KOKAI) 2007-30263 number, the platen roller that provides with respect to thermal head progressively moves paper is sent to the position at thermal head place by pulsed motor.Thermal head is carried out the printing of a line according to the single stepping of pulsed motor.
There is multiple standards in thermal head for using in the thermal printer, such as thermal head with 203dpi (dpi (dots per inch)) resolution ratio or the thermal head with 300dpi resolution ratio.Length on the one side of a point under the 203dpi thermal head situation is different from the length on one side of a point under the 300dpi thermal head situation.Yet, unless carried out mechanical modification, the transmitting range of pulsed motor single stepping is fixed.Therefore, for example, when the head with 203dpi resolution ratio was installed on the thermal printer of the mechanism that is equipped with the head that is suitable for having 300dpi resolution ratio, problem was that the vertical and horizontal length of printed point differs from one another.
In order to make this mechanism be suitable for each head, must connect polytype mechanism.In this case, problem is that the size of equipment increases and cost increases.
In addition, Japanese Patent Application Publication file (KOKAI) shows in thermal printer the polytype thermal head of exchange for 11-78083 number, but not have description to be used to discern any structure of the type of the thermal head that is connected.
Therefore, the purpose of this invention is to provide a kind of printing equipment that is suitable for polytype.
Summary of the invention
According to an aspect of the present invention, provide a kind of printing equipment, having comprised: pulsed motor is used to transmit recording medium; Thermal head is used for printing on recording medium; The pulsed motor control module is used for the control impuls engine and makes pulsed motor to operate based on the transfer rate of the printing ratio of importing printed data; Control module is used for first control model or second control model control thermal head; Detecting unit is used for detecting the type of the thermal head that is connected printing equipment; And judging unit, control thermal head based on judging whether by first control model or by second control model by a head type that detecting unit detected.
Description of drawings
Fig. 1 shows the diagrammatic sketch according to the schematic structure of the thermal printer of first embodiment;
Fig. 2 shows the block diagram according to the structure of the thermal printer of first embodiment;
Fig. 3 is the time diagram of explanation according to the operation of the control program of first embodiment;
Fig. 4 is the time diagram of explanation according to the operation of the control program of first embodiment;
Fig. 5 is that explanation is used to start the flow chart according to the process of the thermal printer of first embodiment;
Fig. 6 is the flow chart that explanation is used for the process of printing by the thermal printer according to first embodiment;
Fig. 7 shows according to the thermal head of second embodiment and the block diagram of head control circuit;
Fig. 8 shows the signal waveform that is input to the clock signal terminal according to second embodiment, be input to the signal waveform of input data terminal and from the signal waveform of output data terminal output;
Fig. 9 is that explanation is used to detect the flow chart according to the process of the thermal head type of second embodiment; And
Figure 10 is that explanation is used to detect the flow chart according to the amended process of the thermal head type of second embodiment.
The specific embodiment
First embodiment is described with reference to the accompanying drawings.
Fig. 1 shows the diagrammatic sketch of the schematic structure of thermal printer among first embodiment (portable printing machine) 10.Thermal printer 10 comprises thermal head 1 and platen roller 2.The fixing betwixt paper 3 (for example, receipt paper) that provides from continuous form (woundcontinuous sheet) S that twines of thermal head 1 and platen roller 2, and be provided with relative to one another.Present embodiment is described at thermal head that hypothesis has the thermal head of 203dpi resolution ratio or has 300dpi resolution ratio on as thermal head 1 connected basis.
By the rotation of platen roller 2, paper 3 is transmitted between thermal head 1 and platen roller 2.Thermal head 1 has a plurality of thermal elements of arranging on the width of continuous form S.Thermal head 1 heats the thermal element corresponding to printing among a plurality of thermal elements, so that various types of information to be printed can be printed on the paper (heat-sensitive paper) 3.In the present embodiment, gating signal is applied on the thermal element that provides in thermal head so that thermal element is heated.
In addition, the rotary distance of compacting roller bearing 2, that is, the distance that paper 3 is transmitted in the single stepping of pulsed motor is determined by the gearratio of said mechanism.
Fig. 2 is the block diagram that the structure of thermal printer 10 is shown.Thermal printer 10 comprises carries out the CPU 11 that polytype counts and handles and control a plurality of unit with centralized system.RAM 13 and comprise that the memory of flash memory 14 is connected to CPU 11 via system bus 15.
Flash memory 14 storages are used for the operation sequence of thermal printer 10.CPU 11 copies to the operation sequence of storing in the flash memory 14 among the RAM 13 and carries out this operation sequence to control a plurality of unit.This operation sequence comprises a control program 203 of the thermal head that is used to have 203dpi resolution ratio, and a control program 300 that is used to have the thermal head of 300dpi resolution ratio.
When starting, CPU 11 at first checks the state of thermal printer 10.Here, CPU11 detects the type of the thermal head 1 that is connected.That is, CPU 11 transmits a plurality of clock signals to thermal head 1, and these a plurality of clock signals are suitable for the point of maximum quantity of the thermal head 1 of thermal printer 10 corresponding to formation.Here, CPU 11 side by side transmits gating signal with first height of transmit clock signal.
Gating signal only is set to height for first point, and is that second point and point subsequently are set to low.Therefore, CPU 11 can come identification types by the output signal of monitoring thermal head 1, that is, and and the resolution ratio of thermal head 1.
For example, when with the 384th that begins from clock signal input highly synchronously export when high from thermal head, the resolution ratio of CPU 11 judgement thermal heads 1 is 203dpi.When with the 1296th that begins from clock signal input highly synchronously export when high from thermal head, the resolution ratio of CPU 11 judgement thermal heads 1 is 300dpi.
Therefore, CPU 11 detects the type of the thermal head 1 that is connected: the thermal head that has the thermal head of 203dpi resolution ratio or have 300dpi resolution ratio.That is, CPU 11 is as a detecting unit.
The type of the thermal head 1 that connects when detecting is when having the thermal head of 203dpi resolution ratio, and CPU 11 starts a control program 203.The type of the thermal head 1 that connects when detecting is when having the thermal head of 300dpi resolution ratio, and CPU 11 starts a control program 300.
The polytype variable information of RAM 13 interim storages.Subregion among the RAM 13 is as the printing buffer of wherein expanding printed data to be printed on the paper 3 (view data).Printed data is the data that receive from main frame 30, and is data to be printed.In addition, printed data can be stored in the flash memory 14.
Engine control circuit 18, head control circuit 19 and power supply circuits 20 also are connected to CPU 11.
Engine control circuit 18 is driving pulse engine 4 under the control of CPU 11.For example, engine control circuit 18 comes the service speed of control impuls engine 4 according to the printing ratio of printed data.That is, CPU 11 and engine control circuit 18 are as the pulsed motor control module.
In addition, the printing ratio is the ratio that the thermal element that applied gating signal accounts for a plurality of thermal elements of thermal head.That is, but the printing ratio be the ratio that printing zone accounts for the print range of paper 3.
Executive Head control program under the control of CPU 11, head control circuit 19 is applied to gating signal the thermal element that provides in the thermal head 1 according to the printed data of expanding in the printing buffer of RAM 13, thereby carries out printing on paper 3.That is, CPU 11 and head control circuit 19 are as a control module.Power supply circuits 20 provide the electrical power that accumulates in the battery 21 to a plurality of unit, and therefore operate a plurality of unit.
Display controller 23, communication interface 25 and key input unit 26 also are connected to CPU11.
Display controller 23 is controlled the display operation in the display 24 under the control of CPU 11.The various types of information that display 24 shows such as printing state.
Communication interface (I/F) the 25th is used for and the interface that communicates such as the external device (ED) of main frame 30 (main device).Communication interface 25 is disposed by (for example) infrared communication (such as IrDA), USB (USB), Local Area Network, RS-232C or bluetooth (registration mark).Communication interface 25 can communicate with the communication interface that provides in main frame 30.
Key input unit 26 comprises a plurality of keys, and the user inputs to thermal printer 10 by these a plurality of keys with operation.
Main frame 30 is disposed by (for example) personal computer (PC), mobile phone or handheld terminal.Main frame 30 is according to carrying out arithmetic processing by the operation of user's input.
Next, the operation of an above-mentioned control program is described.
Fig. 3 is the time diagram of explanation corresponding to the operation of a control program 300 of the thermal head with 300dpi resolution ratio.
Curve A among Fig. 3 shows the time diagram of the operation of pulsed motor 4.Curve B among Fig. 3 shows the time diagram of operating under the situation of CPU 11 Executive Head control programs 300 wherein.In addition, when pulsed motor 4 step-by-step operations, paper 3 is transmitted the distance of a line of the thermal head with 300dpi resolution ratio.
CPU 11 at first calculates the printing ratio of printed data on the every line.On the basis of the printing ratio that calculates, CPU 11 calculates the ON time of thermal head 1 on the every line.On the basis of the ON time that calculates, CPU 11 calculates the transfer rate in 4 each step of pulsed motor.That is, CPU 11 calculates the transfer rate that pulsed motor 4 is used for each step, makes 4 pairs of lines of pulsed motor in one step of ON time manipulate.
Have (for example) under the situation of a line of high printing ratio, the ON time of thermal head 1 is very long, therefore makes CPU 11 that the lower transfer rate that is used for a step of pulsed motor 4 is set.Have (for example) under the situation of a line that hangs down the printing ratio, the ON time of thermal head 1 can be very short, makes CPU 11 that the high transmission speed that is used for a step of pulsed motor 4 is set.
As mentioned above, when CPU 11 Executive Head control programs 300, CPU 11 control engine control circuit 18 and head control circuits 19 make that the printing on the line of a step and thermal head 1 of pulsed motor 4 is synchronous.That is, CPU 11 and head control circuit 19 are carried out control according to first control model.
Fig. 4 is the time diagram of explanation corresponding to the operation of the control program 203 with 203dpi resolution ratio thermal head.
Curve A among Fig. 4 shows the time diagram of the operation of pulsed motor 4.Curve B among Fig. 4 shows the time diagram of operating under the situation of CPU 11 Executive Head control programs 203 wherein.In addition, when pulsed motor 4 step-by-step operations, paper 3 is transmitted a distance of a line of the thermal head with 300dpi resolution ratio.That is mechanism's identical mechanism of the example shown in use and Fig. 3.
When Executive Head control program 203, CPU 11 at first calculates the printing ratio of the printed data of every line.On the basis of the printing ratio of the every line that calculates, CPU 11 calculates the ON time of the thermal head 1 of every line.11 couples of CPU are provided with from two lines in the many lines of the printed data of head, and the twice of ON time of calculating that line that has longer ON time in two lines is as processing time of two lines.
CPU 11 calculates the pulsed motor transfer rate in 4 per three steps on the basis in the processing time of two lines.That is, CPU 11 calculates the transfer rate of the pulsed motor 4 in per three steps, makes 4 pairs of two lines of pulsed motor in three steps of processing time manipulate.The transfer rate that was used for for three steps of engine control circuit 18 control impuls engine 4 on the basis of the transfer rate that calculates by CPU 11.
When carrying out printing, as shown in Figure 4, the startup of the first step in three steps of CPU 11 and pulsed motor 4 side by side begins the data conducting thermal head 1 for article one line, and CPU 11 points of operating for 1.5 steps from pulsed motor 4 wherein begin data conducting thermal head 1 for the second line afterwards.
As mentioned above, when CPU 11 Executive Head control programs 203, CPU 11 control engine control circuit 18 and head control circuits 19 make that three steps of pulsed motor 4 are synchronous with the printing of two lines that pass through thermal head 1.
When Executive Head control program 203, CPU 11 calculates the pulsed motor transfer rate in 4 per three steps on the basis of the printing ratio of the printed data of two lines.Therefore, pulsed motor 4 transmits paper 3 with identical speed in three steps, and has finished the some place that three steps transmitted at pulsed motor 4, and pulsed motor 4 is changed into the transfer rate of calculating on the basis of the printed data of following two lines.That is, CPU 11 and head control circuit 19 are carried out control according to second control model.
Fig. 5 is the flow chart that explanation is used to start the process of thermal printer illustrated in figures 1 and 2 10.
When thermal printer 10 powered on, system started (Act 101).That is, CPU 11 reads a plurality of programs from flash memory 14, and in RAM 13 extender.
When system starts, CPU 11 check systems (Act 102).That is, CPU 11 checks the state of each unit in the thermal printer 10.Here, CPU 11 detects the type of the thermal head 1 that is connected; The thermal head (Act 103) that has the thermal head of 203dpi resolution ratio or have 300dpi resolution ratio.
The type of the thermal head 1 that connects when detecting is when having the thermal head of 203dpi resolution ratio, the control program 203 that CPU 11 starts from flash memory 14, and in RAM13, expand this program (Act 104).
The type of the thermal head 1 that connects when detecting is when having the thermal head of 300dpi resolution ratio, the control program 300 that CPU 11 starts from flash memory 14, and in RAM13, expand this program (Act 105).That is, CPU 11 is as the judging unit of judging a control program to be started on the basis of head type testing result.
Fig. 6 is the flow chart of explanation by the printing process of the thermal printer 10 shown in Fig. 1 and Fig. 2.
When starting, the CPU 11 of thermal printer 10 waits for the printed data (Act 201) that will receive.In case receive printed data (Act 201, are), CPU 11 carries out a control program (Act 202) of expansion in RAM 13.
When a control program of expanding in RAM was control program 203, CPU 11 at first calculated the printing ratio (Act 203) of printed data on the every line.On the basis of the printing ratio on the every line that calculates, CPU 11 calculates the ON time (Act 204) of thermal head 1 on the every line.
11 couples of CPU are provided with from two lines in the many lines of the printed data of head, and the twice of ON time of calculating that line that has longer ON time in these two lines is as processing time (Act 205) of two lines.CPU 11 calculates the transfer rate (Act 206) in per three steps of pulsed motor 4 on the basis in the processing time of two lines.
After the ON time on each the bar line that calculates printed data and the transfer rate of pulsed motor 4, CPU 11 carries out printing (Act 210).Promptly, the startup of the first step in three steps of CPU 11 and pulsed motor 4 side by side begins the data conducting thermal head 1 for article one line, and CPU 11 begins data conducting thermal head 1 for the second line at the some places that pulsed motor 4 operated for 1.5 steps afterwards.
When a control program of expanding in RAM was control program 300, CPU 11 at first calculated the printing ratio (Act 207) of printed data on the every line.On the basis of the printing ratio that calculates, CPU 11 calculates the ON time (Act208) of thermal head 1 on the every line.On the basis of the ON time that calculates, the transfer rate (Act 209) on per step of CPU 11 calculating pulsed motors 4.
After the transfer rate of the ON time of a line that calculates printed data and pulsed motor 4, CPU 11 carries out printing (Act 211).That is, the startup of the first step of CPU 11 and pulsed motor 4 side by side begins the data conducting thermal head 1 for article one line.Subsequently, CPU 11 control engine control circuit 18 and head control circuits 19 make and each step of pulsed motor 4 synchronously is the data conducting thermal head 1 of every line.
After the institute that prints printed data is wired, CPU 11 end process.Replacedly, CPU 11 can move on to Act 201 to wait for next printed data that will receive.
As mentioned above, according to first embodiment, by the transfer rate of control impuls engine on per step and the ON time of thermal head 1, thermal printer 10 can use the same mechanism of the thermal head 1 that is suitable for having polytype resolution ratio.For example, when the head with 203dpi resolution ratio or head with 300dpi resolution ratio when being connected, the mechanism's (that is, requiring the head of lower transmission speed) that is suitable for more high-resolution head is connected to thermal printer.That is, in this case, connect the mechanism of the head be suitable for having 300dpi resolution ratio.
When the head with 203dpi resolution ratio is mounted, thermal printer 10 is controlled, make thermal printer 10 paper has been transmitted the head that equals to have 203dpi resolution ratio point width and have the some place of distance of least common multiple of width of point of the head of 300dpi resolution ratio, make the operation of the ON time of thermal head 1 and pulsed motor 4 synchronous.That is, the width of point with head of 203dpi resolution ratio is about 0.125 millimeter, and the width of point with head of 300dpi resolution ratio is about 0.083 millimeter, makes that being transmitted about 0.250 millimeter some place at paper reaches synchronous.
According to said mechanism, paper has been transmitted 0.083 millimeter in a step, makes that can be transmitted the some place in three steps at paper reaches synchronous.When the head with 300dpi resolution ratio was mounted, thermal printer 10 can print three lines and simultaneously paper be transmitted 0.250 millimeter, and therefore printed a line in a step.When the head with 203dpi resolution ratio was mounted, thermal printer 10 can print two lines and simultaneously paper be transmitted 0.250 millimeter, and therefore printed two lines in three steps.
The thermal head that above-mentioned configuration makes thermal printer 10 can be suitable for polytype resolution ratio is also carried out printing and is not changed mechanism.Therefore, it is possible providing the printing equipment and the printing equipment control method that are suitable for the polytype head cheaply.
First embodiment has been described at thermal head that hypothesis has the thermal head of 203dpi resolution ratio or has 300dpi resolution ratio on as thermal head 1 connected basis.Yet first embodiment is not limited thereto.As long as the some width of a plurality of thermal heads has least common multiple, then can use the combination of this thermal head with arbitrary resolution.
For example, when the head of point with one 0.06 mm wide, have one 0.05 mm wide point head and have in the head of point of one 0.10 mm wide any one when being mounted, thermal printer 10 controlled making reach synchronous at 0.30 millimeter place of least common multiple of these width.In this case, for the head of the point that is suitable for having 0.05 mm wide, use the mechanism that under 4 each one steps of operation paper is transmitted 0.05 millimeter at pulsed motor.In this case, on six steps, reach synchronous.
That is head five lines of printing in six steps that, have the point of one 0.06 mm wide.Head six lines of printing in six steps with point of one 0.05 mm wide.Head three lines of printing in six steps with point of one 0.10 mm wide.Thermal head and pulsed motor are controlled as mentioned above, make in first embodiment, as long as the some width of thermal head can have least common multiple, then can use the combination of this thermal head with arbitrary resolution.
Second embodiment is described now.According to shown in the structure of the thermal printer 10 of second embodiment and Fig. 2 according to the structural similarity of the thermal printer 10 of first embodiment, and therefore do not illustrate.Fig. 7 shows block diagram according to the head control circuit 19 of second embodiment with concrete form.
Clock signal transmitter unit 191 is high to clock signal terminal 101 one of the emission of thermal head 1 with period demand, and it is high and low to make that clock signal alternately becomes with period demand.Data signal transmission unit 192 is according to the input data terminal 102 emission data input signals of the printed data of expanding in the printing buffer of RAM 13 to thermal head 1.Data signal transmission unit 192 is by synchronous serial communication emission data input signal.Thermal head 1 reaches the rising that makes data input signal pass through clock signal synchronously and moves a point.Data-signal receiving element 193 receives the data output signal of exporting from output data terminal 103 by the moving of data input signal that is input to thermal head 1.That is, CPU 11 detects the data output signal that receives in data-signal receiving element 193, and is therefore judging on the basis of data input signal whether printing is correctly carried out in thermal head 1.
Fig. 9 shows the flow chart whether thermal head 1 that detects particular type is connected to the thermal printer 10 (wherein operation sequence is stored in the flash memory 14) that wherein is provided with the control that is suitable for this particular type thermal head 1.The control that is suitable for particular type thermal head 1 comprises that (for example) is provided with resolution ratio or pitch (feed pitch).
Existence can structurally be connected to or be electrically connected to thermal printer 10 and corresponding to following listed size, resolution ratio and the ready three types thermal head 1 of counting out, and is as follows:
First thermal head 1 has 2 inches sizes, 203dpi resolution ratio and 384 points.Second thermal head 1 has 4 inches sizes, 203dpi resolution ratio and 832 points.The 3rd thermal head 1 has 4 inches sizes, 300dpi resolution ratio and 1296 points.
Under the described here situation, the thermal head 1 that wherein is provided with the particular type of the control that is suitable for thermal printer 10 is the thermal head 1 with 2 inches sizes, 203dpi resolution ratio and 384 points.
At first, when thermal printer 10 powered on, CPU 11 started the system (Act 301) of a plurality of unit that constitute thermal printer 10.In addition, CPU 11 begins to check the whether normal running (Act 303) of system of a plurality of unit that constitute thermal printer 10.
Afterwards, CPU 11 begins to detect the type (Act 303) of the thermal head 1 that is connected on the thermal printer 10.
Clock signal transmitter unit 191 is suitable for some low of point of maximum quantity of the thermal head 1 of thermal printer 10 corresponding to formation to clock signal terminal 101 emission of thermal head 1.The low quantity that is launched as clock signal is the point corresponding to the maximum quantity in the thermal head 1 of selecting from the thermal head 1 with 384 points, the thermal head 1 with 832 points and thermal head 1 with 1296 points.
Clock signal transmitter unit 191 is low to clock signal terminal 101 1296 of the emissions of thermal head 1.As a result of, do not have high clock signal to be launched at 1296 that are launched among low, and therefore thermal head 1 is zero (Act 304) clearly.
Afterwards, CPU 11 judges whether the thermal head with 2 inches sizes and 203dpi resolution ratio 1 that is suitable for thermal printer 10 has been connected to thermal printer 10 (Act 305).CPU11 judges that the type of thermal head 1 is as follows: here, and the signal waveform that Fig. 8 shows the signal waveform that inputs to clock signal terminal 101, the signal waveform that inputs to input data terminal 102 and exports from output data terminal 103.
At first, clock signal transmitter unit 191 is to clock signal terminal 101 transmit clock signals.As shown in Figure 8, data signal transmission unit 192 is synchronously launched data input signal with clock signal transmitter unit 191 to input data terminal 102 first high timings of emission of thermal head 1.Data input signal only is set to height for first point, and is set to low to second point and point subsequently.In addition, CPU 11 monitor data signal receiving units 193 are from exporting the data output signal that data terminal 103 receives.
As shown in Figure 8, when receiving with n the clock signal data in synchronization output signal that begins from input high, the quantity that CPU 11 judges the point of layout in the thermal head 1 is n.Correspondingly, to judge number of spots wherein be that the thermal head 1 of the particular type of n is connected to thermal printer 10 to CPU 11.
Here, when data-signal receiving element 193 received with the 384th that begins from the input of clock signal high data in synchronization output signal, CPU 11 judged the thermal head 1 with 2 inches sizes and 203dpi resolution ratio and is connected to thermal printer 10.That is, CPU 11 is as the judging unit of the type of judging the thermal head 1 that is connected to thermal printer 10.
When CPU 11 judges the thermal head 1 with 2 inches sizes and 203dpi resolution ratio and is connected to thermal printer 10 (Act 305, are), CPU 11 finishes to constitute the inspection (Act 306) of system of a plurality of unit of thermal printers 10.In addition, CPU 11 control thermal heads 1 make thermal head 1 be ready to begin printing (Act 307).
(Act 305 when the thermal head 1 with 2 inches sizes and 203dpi resolution ratio was not connected on the thermal printer 10 when CPU 11 judges,), CPU 11 does not judge that thermal head 1 is not connected to thermal printer 10 or thermal head 1 is not the thermal head 1 (Act 308) of particular type.In addition, to indicate thermal head 1 via display controller 23 on display 24 be not the thermal head 1 (Act 309) of particular type to CPU 11.That is, the give a report thermal head 1 of particular type of display 24 usefulness is not connected to report unit on the thermal printer 10.
Next, the situation that is connected to thermal printer 10 in conjunction with thermal head 1 wherein utilizes the flow chart of Figure 10 to describe the judgement of the thermal head type that is connected.
After thermal printer 10 powered on, Act 401 to Act 407 was similar to the Act 301 to Act 307 shown in Fig. 9 respectively, therefore is not described.
(Act 405 when the thermal head 1 with 2 inches sizes and 203dpi resolution ratio was not connected on the thermal printer 10 when CPU 11 judges, not), CPU 11 judges in the following manner whether the thermal head 1 with 4 inches sizes and 203dpi resolution ratio is connected to thermal printer 10 (Act 408).That is, when data-signal receiving element 193 received with the 832nd that begins from the input of clock signal high data in synchronization output signal, CPU11 judged the thermal head 1 with 4 inches sizes and 203dpi resolution ratio and is connected to thermal printer 10.
(Act 408 when the thermal head 1 with 4 inches sizes and 203dpi resolution ratio was connected on the thermal printer 10 when CPU 11 judges, be), a plurality of unit that CPU 11 will constitute thermal printer 10 switch to the control setting (Act 409) of the thermal head 1 that is suitable for having 4 inches sizes and 203dpi resolution ratio.That is, CPU 11 is as the switch unit that switches to the control setting that is suitable for thermal head 1.In addition, CPU 11 control thermal heads 1 make thermal head 1 be ready to begin printing (Act 407).
(Act 408 when the thermal head 1 with 4 inches sizes and 203dpi resolution ratio was not connected on the thermal printer 10 when CPU 11 judges, not), CPU 11 judges in the following manner whether the thermal head 1 with 4 inches sizes and 300dpi resolution ratio is connected to thermal printer 10 (Act 410).That is, when data-signal receiving element 193 received with the 1296th that begins from the input of clock signal high data in synchronization output signal, CPU11 judged the thermal head 1 with 4 inches sizes and 300dpi resolution ratio and is connected to thermal printer 10.
(Act 410 when the thermal head 1 with 4 inches sizes and 300dpi resolution ratio was connected on the thermal printer 10 when CPU 11 judges, be), a plurality of unit that CPU 11 will constitute thermal printer 10 switch to the control setting (Act 411) of the thermal head 1 that is suitable for having 4 inches sizes and 300dpi resolution ratio.In addition, CPU 11 control thermal heads 1 make thermal head 1 be ready to begin printing (Act 407).
(Act 410 when the thermal head 1 with 4 inches sizes and 300dpi resolution ratio was not connected on the thermal printer 10 when CPU 11 judges,), CPU 11 does not judge that thermal head 1 is not connected to thermal printer 10 or the thermal head 1 that connected is different from above-mentioned three types attachable thermal head 1.In addition, CPU 11 indicates thermal head 1 incorrect (Act 412) via display controller 23 on display 24.
As mentioned above, the user can easily discern the type of the thermal head 1 that is connected to thermal printer 10 and not increase concrete structure.In addition, the user can be provided with the control of the thermal head 1 that is suitable for being connected to thermal printer 10.
According to second embodiment, the user can easily discern the type of the thermal head 1 that is connected to thermal printer 10 and not carry out any concrete operation and do not increase any concrete structure.In addition, thermal printer 10 can be set to be suitable for be connected to the control of its thermal head.
Second embodiment can combine as the 3rd embodiment with first embodiment.Particularly, among the Act 103 of Fig. 5, CPU 11 carries out whether the flow process shown in Fig. 9 is the method that has the thermal head 1 of 203dpi resolution ratio or have the thermal head 1 of 300dpi resolution ratio as the type that detects the thermal head 1 that is connected among second embodiment in first embodiment.
According to the 3rd embodiment, thermal printer 10 can easily be discerned the type of the thermal head 1 that is connected to it and not carry out any concrete operations and need not increase any concrete structure.In addition, thermal printer 10 can be suitable for having the thermal head 1 of polytype resolution ratio and correspondingly carry out printing.
Claims (8)
1. printing equipment is characterized in that comprising:
Pulsed motor, it is used to transmit recording medium;
Thermal head, it prints on described recording medium;
The pulsed motor control module, it controls described pulsed motor, makes described pulsed motor be operated with the transfer rate based on the printing ratio of the printed data of being imported;
Control module, it controls described thermal head with first control model or second control model;
Detecting unit, its detection is connected the type of the thermal head in the described printing equipment; And
Judging unit, it controls described thermal head based on being judged whether by described the detected head type of detecting unit with described first control model or described second control model.
2. equipment according to claim 1 is characterized in that:
Described control module controlled described thermal head with described first control model or described second control model, described first control model is suitable for controlling described thermal head, make described thermal head be carried out one-step print during one step by described pulsed motor control module operation at described pulsed motor, described second control model is suitable for controlling described thermal head, makes described thermal head be carried out twice printing at described pulsed motor during three steps by described pulsed motor control module operation.
3. equipment according to claim 2 is characterized in that:
When described control module controlled described thermal head with described second control model, described pulsed motor control module was controlled the transfer rate that was used for for three steps based on the printing ratio of the described printed data of two lines.
4. method of controlling printing equipment, described printing equipment is equipped with and is used for transmitting the pulsed motor of recording medium and is equipped with the thermal head that prints on described recording medium, and described method is characterised in that and comprises:
Control described pulsed motor, make described pulsed motor be operated with transfer rate based on the printing ratio of the printed data of being imported;
Detect the type of the thermal head that is connected; And
Judge whether to control described thermal head based on detected head type with first control model or second control model, described first control model is suitable for controlling described thermal head, make described thermal head when described pulsed motor is operated a step, carry out one-step print, described second control model is suitable for controlling described thermal head, makes described thermal head carry out twice printing when described pulsed motor was operated for three steps.
5. a printing equipment is suitable for controlling the specific thermal head with a plurality of thermal elements of arranging on width, and described apparatus characteristic is to comprise:
The clock signal transmitter unit, it is the transmit clock signal after the low-clock signal of the point that is used for predetermined quantity to described thermal head emission, and described clock signal alternately serves as high and low with period demand;
The data signal transmission unit, its with launch first height side by side to an end of described a plurality of thermal elements emission data input signal by described clock signal transmitter unit to described thermal head, described data input signal for first described point for high and be low for other described point;
The data-signal receiving element, its other end from described a plurality of thermal elements receives described data input signal, and described data input signal moves a point by the rising of described height that replaces and low clock signal;
Judging unit, it is connected at described data-signal receiving element the situation with the synchronous described data input signal of described clock signal of the receiving described specific thermal head that judges, the order of described clock signal is corresponding to the described point of some, and the described point of described some is equivalent to be arranged in the described thermal element in the described specific thermal head; And
The report unit, it goes out in described judgment unit judges, and the described specific thermal head of report is not connected under the not connected situation of described specific thermal head.
6. printing equipment is characterized in that comprising:
Thermal head, it has a plurality of thermal elements of arranging on width;
The clock signal transmitter unit, it is the transmit clock signal after the low-clock signal of the point that is used for predetermined quantity to described thermal head emission, and described clock signal alternately serves as high and low with period demand;
The data signal transmission unit, its with launch first height side by side to an end of described a plurality of thermal elements emission data input signal by described clock signal transmitter unit to described thermal head, described data input signal for first described point for high and be low for other described point;
The data-signal receiving element, it receives the described data input signal from the other end of described a plurality of thermal elements, and described data input signal moves a point by the rising of described height that replaces and low clock signal; And
Switch unit, it determines wherein to have arranged that the thermal head that is equivalent to n the thermal element of putting is connected, and switches to the setting corresponding to determined thermal head under described data-signal receiving element receives situation with the synchronous described data input signal of n clock signal.
7. thermal head recognition methods is characterized in that comprising:
Transmit clock signal after the low-clock signal of the point that is used for predetermined quantity to thermal head emission with a plurality of thermal elements of on width, arranging, described clock signal alternately serves as high and low with period demand;
With first height from described clock signal to described thermal head that launch side by side to an end of described a plurality of thermal elements emission data input signal, described data input signal for first described point for high and be low for other described point;
Reception is from the described data input signal of the other end of described a plurality of thermal elements, and described data input signal moves a point by the rising of described height that replaces and low clock signal; And
Under situation about receiving with the synchronous described data input signal of n clock signal, judge and arranged that wherein the described thermal head that is equivalent to n the thermal element of putting is connected.
8. equipment according to claim 1 is characterized in that:
Described detecting unit comprises: the clock signal transmitter unit, and it is the transmit clock signal after the low-clock signal of the point that is used for predetermined quantity to described thermal head emission, and described clock signal alternately serves as high and low with period demand; The data signal transmission unit, its with launch first height side by side to an end of described a plurality of thermal elements emission data input signal by described clock signal transmitter unit to described thermal head, described data input signal for first described point for high and be low for other described point; The data-signal receiving element, it receives the described data input signal from the other end of described a plurality of thermal elements, and described data input signal moves a point by the rising of described height that replaces and low clock signal; And judging unit, it is connected at described data-signal receiving element the situation with the synchronous described data input signal of described clock signal of the receiving specific thermal head that judges, the order of described clock signal is corresponding to the described point of some, and the described point of described some is equivalent to be arranged in the described thermal element in the described specific thermal head.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008154293A JP2009297997A (en) | 2008-06-12 | 2008-06-12 | Printer and control method of printer |
| JP2008154293 | 2008-06-12 | ||
| JP2008160604 | 2008-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101602292A true CN101602292A (en) | 2009-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009101490327A Pending CN101602292A (en) | 2008-06-12 | 2009-06-12 | Printing equipment |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2009297997A (en) |
| CN (1) | CN101602292A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278420A (en) * | 2017-07-20 | 2019-01-29 | 精工爱普生株式会社 | Printing equipment and thermal head |
| CN110539562A (en) * | 2019-09-21 | 2019-12-06 | 齐鲁工业大学 | Thermal printing system and method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03269778A (en) * | 1990-03-20 | 1991-12-02 | Anritsu Corp | Bar code printer |
| JP2907600B2 (en) * | 1991-08-27 | 1999-06-21 | 東芝テック株式会社 | Thermal printer |
| JPH06115137A (en) * | 1992-10-01 | 1994-04-26 | Ricoh Co Ltd | Method of controlling thermal recorder |
| JPH06336070A (en) * | 1993-05-27 | 1994-12-06 | Tokyo Electric Co Ltd | Printer unit and printer apparatus |
| JPH0911527A (en) * | 1995-06-29 | 1997-01-14 | Tec Corp | Recording apparatus |
| JPH09169114A (en) * | 1995-12-20 | 1997-06-30 | Canon Inc | Ink jet recording apparatus |
| JP2003054019A (en) * | 2001-08-20 | 2003-02-26 | Sato Corp | Head density detector |
| JP2003334985A (en) * | 2002-05-21 | 2003-11-25 | Sato Corp | Printer |
-
2008
- 2008-06-12 JP JP2008154293A patent/JP2009297997A/en active Pending
-
2009
- 2009-06-12 CN CNA2009101490327A patent/CN101602292A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278420A (en) * | 2017-07-20 | 2019-01-29 | 精工爱普生株式会社 | Printing equipment and thermal head |
| CN110539562A (en) * | 2019-09-21 | 2019-12-06 | 齐鲁工业大学 | Thermal printing system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009297997A (en) | 2009-12-24 |
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Open date: 20091216 |