CN206540971U - Ink box detector - Google Patents
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- CN206540971U CN206540971U CN201720160585.2U CN201720160585U CN206540971U CN 206540971 U CN206540971 U CN 206540971U CN 201720160585 U CN201720160585 U CN 201720160585U CN 206540971 U CN206540971 U CN 206540971U
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Abstract
The utility model embodiment discloses a kind of ink box detector, including MCU main control modules, power module, display module, memory module, input module, alarm module, print cartridge data wire drive module, print cartridge address wire and pulse power drive module, simple in construction, cost is low, and cost performance is high.On the one hand the utility model enables most print cartridges reasonably to be reclaimed and reused, and reduces pollution of the electronic waste to environment；Still further aspect is convenient to be carried out carrying out electric performance test to the new and old print cartridge of the original-pack grade of Hewlett-Packard 802,901 series, the time and efforts that traditional method for sorting needs is reduced, so as to greatly improve production efficiency.
Description
Technical Field
The utility model belongs to the technical field of detect, concretely relates to ink horn detector.
Background
Up to several hundred million ink cartridges are consumed annually worldwide. Original charge manufacturers and third-party consumable recycling merchants are aware of the social responsibility of recycling waste and old empty shells, however, most of ink cartridges are not reasonably recycled and reused, and the generated electronic garbage is wantonly polluting the environment commonly maintained by people. In the process of recycling and reusing a large number of old ink boxes, if each ink box is provided with a printer for testing, a large amount of time and energy are consumed, the tester can conveniently carry out electrical performance testing on the original new and old ink boxes of series such as Hewlett packard 802, 901 and the like, effective pixel points of the ink boxes are tested, models of the ink boxes are identified, and the residual ink quantity of the ink boxes is tested, so that the production efficiency is greatly improved, and the development of environmental protection career is promoted.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an ink horn detector for retrieve and a large amount of old ink horn of reuse, solve electronic waste and be polluting the problem of person's living environment wantonly.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the ink box detector comprises an MCU main control module, a power supply module, a display module, a storage module, an input module, an alarm module, an ink box data line driving module, an ink box address line module and a pulse power supply driving module; wherein,
the input end of the power supply module is connected with an external power supply, the output end of the power supply module is connected with the input end of the MCU main control module, and the external power supply is input into the voltage required by each module of the direct-current power supply conversion cost detector;
the input end of the display module is connected with the output end of the MCU main control module and is used for testing the result of the electrical performance of the ink box according to the data fed back by the ink box and displaying the identified type of the ink box and the information of the residual ink volume;
the storage module is electrically connected with the MCU main control module and is used for storing the read ink box data;
the input end of the input module is connected with the output end of the MCU main control module and is used for selecting the type of the ink box to be tested;
the input end of the alarm module is connected with the output end of the MCU main control module and used for driving the alarm circuit to give an alarm sound to prompt whether the test is successful or not according to the corresponding alarm signal output by the MCU main control module;
the input end of the ink box address line module is connected with the output end of the MCU main control module, and the output end of the ink box address line module is connected with the ink box and used for providing high voltage and medium voltage for an ink box address line;
the input end of the pulse power supply driving module is connected with the output end of the MCU main control module, and the output end of the pulse power supply driving module is connected with the ink box and used for providing a high-voltage power supply for the ink box to obtain residual pixel points of the ink box;
the input end of the ink box data line driving module is connected with the output end of the MCU main control module, and the output end of the ink box data line driving module is connected with the ink box and used for obtaining the model of the ink box and the residual ink volume data.
Furthermore, the power module adopts a 19V/1A adapter and is used for providing 3.3V power for the main control module, the display module, the alarm module and the storage module and providing high-voltage and low-voltage power for the ink box address and data line driving module.
Furthermore, the MCU of the MCU main control module adopts 78F0513 of NEC78K0 series, wherein the MCU has a FLASH program memory of 32K, a RAM space of 2K, up to 37I/O ports, 8 channels, 10 bits of A/D conversion and a 3 channel serial interface, the working range of power supply voltage is 1.8V-5.5V, and the application requirements of products can be completely met.
Furthermore, the display module is a liquid crystal display module, character type dot matrix liquid crystal LM3037BDW-1 is used for displaying in two lines, and each line can display 16 characters.
Furthermore, the input module adopts 5 independent keys of up, down, left and right, respectively, to select the enter key.
Furthermore, the alarm module adopts a light sensor and a buzzer.
Furthermore, the storage module adopts an IIC bus serial EEPROM chip, a 2-wire serial bus, Schmitt trigger and noise suppression filtering input.
Further, the ink box address line module comprises an NPN type triode Q1, a PNP type triode Q2 and resistors R1, R2, R3, R4 and R5; one end of the resistor R2 is connected to an output end of the MCU main control module, the other end of the resistor R2 is connected to a base of the NPN type triode Q1, a collector of the NPN type triode Q1 is connected to one ends of the resistor R1 and the resistor R3, an emitter of the NPN type triode Q1 is grounded, the other end of the resistor R3 is connected to a base of the PNP type triode Q2, a collector of the PNP type triode Q2 is connected to one end of the resistor R4, the other end of the resistor R4 and the other end of the resistor R1 are connected to 9V voltage, an emitter of the PNP type triode Q2 and one end of the resistor R5 are connected to the ink cartridge, and the other end of the resistor R5 is grounded.
Further, the pulse power supply driving module comprises an NPN type triode Q11, a PNP type triode Q12, resistors R11, R12, R13, R14 and R15; one end of the resistor R12 is connected with the output end of the MCU main control module, the other end of the resistor R12 is connected with the base of the NPN type triode Q11, the collector of the NPN type triode Q11 is connected with one ends of the resistor R11 and the resistor R13, the emitter of the NPN type triode Q11 is grounded, the other end of the resistor R13 is connected with the base of the PNP type triode Q12, the collector of the PNP type triode Q12 is connected with one end of the resistor R14, the other end of the resistor R14 and the other end of the resistor R11 are connected with 16V voltage, the emitter of the PNP type triode Q12 and one end of the resistor R15 are connected with the ink cartridge, and the other end of the resistor R15 is grounded.
Furthermore, the ink box data line driving module sends the ink box data line voltage-dividing resistor to the main control MCU for AD conversion measurement, so that a high level and a low level are identified.
The utility model has the advantages that:
1. so that most of the ink boxes can be reasonably recycled and reused, and the pollution of electronic garbage to the environment is reduced.
2. The electrical performance test of the original HP 802, 901 and other series of new and old ink cartridges is conveniently carried out, and the time and energy required by the traditional sorting method are reduced, so that the production efficiency is greatly improved, and the development of environmental protection career is promoted.
Drawings
FIG. 1 is a circuit diagram of an ink cartridge testing apparatus according to an embodiment of the present invention;
fig. 2 is a circuit block diagram of a power module according to an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a display module according to an embodiment of the present invention;
fig. 4 is a functional block diagram of a memory module according to an embodiment of the present invention;
fig. 5 is a schematic circuit diagram of an input module according to an embodiment of the present invention;
FIG. 6 is a schematic block diagram of an ink cartridge address line module according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of an address line circuit of an ink cartridge according to an embodiment of the present invention;
fig. 8 is a schematic block diagram of a pulse power supply driving module according to an embodiment of the present invention;
FIG. 9 is a schematic circuit diagram of a pulse power line of an ink cartridge according to an embodiment of the present invention;
fig. 10 is a schematic block diagram of an ink cartridge data line driving module according to an embodiment of the present invention;
fig. 11 is a schematic diagram of a BC9 ground resistance test circuit according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, a circuit structure diagram of an ink cartridge testing apparatus according to an embodiment of the present invention is shown, the ink cartridge testing apparatus includes an MCU main control module 101, a power module 102, a display module 103, a storage module 104, an input module 106, an alarm module 105, an ink cartridge data line driving module 107, an ink cartridge address line module 108, and a pulse power driving module 109; the input end of the power supply module 102 is connected with an external power supply, the output end of the power supply module 102 is connected with the input end of the MCU main control module 101, and the external power supply is input into a direct current power supply to convert the voltage required by each module of the cost detector; the MCU main control module 101 is electrically connected with other peripheral modules and is used for controlling the other peripheral modules and carrying out communication and data exchange with the other peripheral modules; the input end of the display module 103 is connected with the output end of the MCU main control module 101, and is used for testing the result of the electrical performance of the ink cartridge according to the data fed back by the ink cartridge, and displaying the identified type of the ink cartridge and the information of the residual ink amount; the storage module 104 is electrically connected with the MCU main control module 101 and is configured to store the read cartridge data; the input end of the input module 106 is connected with the output end of the MCU main control module 101 and is used for selecting the type of the ink box to be tested; the input end of the alarm module 105 is connected with the output end of the MCU main control module 101, and is used for driving an alarm circuit to give an alarm sound to prompt whether the test is successful or not according to a corresponding alarm signal output by the MCU main control module 101; the input end of the ink box address line module 108 is connected with the output end of the MCU main control module 101, and the output end of the ink box address line module 108 is connected with the ink box and used for providing high voltage and medium voltage for the ink box address line; the input end of the pulse power supply driving module 109 is connected with the output end of the MCU main control module 101, and the output end of the pulse power supply driving module 109 is connected with the ink box and used for providing a high-voltage power supply for the ink box to obtain residual pixel points of the ink box; the input end of the ink box data line driving module 107 is connected with the output end of the MCU main control module 101, and the output end of the ink box data line driving module 107 is connected with the ink box and used for obtaining the model number and the residual ink volume data of the ink box.
In the embodiment of the present invention, the ink cartridge detector detects the ink cartridge, the power supply module 102 is necessary to supply power, the module adopts a 19V/1A adapter, as shown in fig. 2, the power supply circuit adopts 4-way voltage conversion to convert the input 19V voltage into four-way voltage in parallel, and each way of voltage does not affect each other. The first path of voltage conversion outputs 3.3V stable direct current voltage to be supplied to the MCU main control module 101, the display module 103 and the storage module 104; the second voltage conversion outputs 16V stable DC voltage to be supplied to the ink box address line module 108, the pulse power supply driving module 109 and the ink box data line driving module 107; the third voltage conversion outputs 9V stable DC voltage to supply to the ink box address line module 108 and the pulse power supply driving module 109; the fourth voltage conversion outputs a 5V regulated dc voltage for the cartridge address line block 108.
The MCU main control module 101 is a control core of the whole ink box detector control system, and the MCU main control module 101 transmits a series of waveforms to the ink box and then collects data returned by the ink box. The main control chip of the module adopts 78F0513 of NEC78K0 series, the MCU has a FLASH program memory of 32K, a RAM space of 2K, up to 37I/O ports, 8 channels, 10-bit A/D conversion and 3 channels serial interfaces, the working range of power supply voltage is 1.8V-5.5V, and the application requirements of products can be completely met.
The MCU main control module 101 communicates with the ink box address line module 108, the pulse power supply driving module 109 and the ink box data line driving module 107 and performs data transformation, and the MCU main control module 101 judges whether the ink box is good or not, the type of the ink box, the residual ink quantity of the ink box, the ground resistance and the residual pixel point information of the ink box according to the transformation data.
As shown in fig. 7, the ink cartridge address line block 108 includes an NPN transistor Q1, a PNP transistor Q2, and resistors R1, R2, R3, R4, R5; one end of the resistor R2 is connected to an output end of the MCU main control module, the other end of the resistor R2 is connected to a base of the NPN type triode Q1, a collector of the NPN type triode Q1 is connected to one ends of the resistor R1 and the resistor R3, an emitter of the NPN type triode Q1 is grounded, the other end of the resistor R3 is connected to a base of the PNP type triode Q2, a collector of the PNP type triode Q2 is connected to one end of the resistor R4, the other end of the resistor R4 and the other end of the resistor R1 are connected to 9V voltage, an emitter of the PNP type triode Q2 and one end of the resistor R5 are connected to the ink cartridge, and the other end of the resistor R5 is grounded. The working principle of the cartridge address line module 108 is as follows: the triode is used as a switch, when the MCU control pin CRL _ BC17 outputs high level, the potential of the collector is high level, the NPN type triode Q1 is conducted, the PNP type triode Q2 is conducted, and the INK box pin (INK _ BC17) obtains 16V voltage; when the MCU control pin CRL _ BC17 outputs a low level, the NPN transistor Q1 is turned off, the potential of the collector thereof is at a low level, the PNP transistor Q2 is turned off, and the INK cartridge pin (INK _ BC17) obtains a voltage of 0V.
As shown in fig. 9, the pulse power driving module 109 includes an NPN transistor Q11, a PNP transistor Q12, and resistors R11, R12, R13, R14, and R15; one end of the resistor R12 is connected to an output end of the MCU main control module, the other end of the resistor R12 is connected to a base of the NPN type triode Q11, a collector of the NPN type triode Q11 is connected to one ends of the resistor R11 and the resistor R13, an emitter of the NPN type triode Q11 is grounded, the other end of the resistor R13 is connected to a base of the PNP type triode Q12, a collector of the PNP type triode Q12 is connected to one end of the resistor R14, the other end of the resistor R14 and the other end of the resistor R11 are connected to a 16V voltage, an emitter of the PNP type triode Q12 and one end of the resistor R15 are connected to the ink cartridge, and the other end of the resistor R15 is grounded. The working principle of the pulse power supply driving module 109 is as follows: the triode is used as a switch, when the MCU control pin CRL _ R5 outputs high level, the potential of the collector is high level, the NPN type triode Q11 is conducted, the PNP type triode Q12 is conducted, and the INK box pin (INK _ i8) obtains 16V voltage; when the MCU control pin CRL _ R8 outputs a low level, the NPN transistor Q11 is turned off, the potential of the collector thereof is at a low level, the PNP transistor Q12 is turned off, and the INK cartridge pin (INK _ i8) obtains a voltage of 0V.
In the specific implementation example, as shown in fig. 6, when the control pin of the main control MCU is at a high level, the address lines 1 and 2 are at a high voltage, and the address lines 3 and 4 are at a middle voltage; when the control pin of the main control MCU is at low level, the voltage on each address line of the ink box is not provided to be 0, and the drive of each address line is mutually independent. As shown in fig. 8, when the control pin of the main control MCU is at high level, voltage is supplied to the ink cartridge, and when the control pin is at low level, voltage on each power line of the ink cartridge is not supplied at this time, and the pulse power line drives are independent from each other. And testing the residual pixel points of the ink box, sequentially applying voltages to all pulse power lines, address lines and pixel input lines of the ink box, and detecting the number of low levels of pixel output lines of the ink box at the input end of the MCU to obtain the residual pixel points of the ink box.
As shown in fig. 11, the BC9 ground-to-ground value is tested, the TEST _ BC9 is connected to the BC9 contact of the ink cartridge, and at the same time, the BC9 ground-to-ground value is obtained according to the measured TEST _ BC9 voltage value because the BC9 contact has a certain resistance to ground. Fig. 10 shows the measured data of the model number of the ink cartridge and the remaining amount of ink.
The input module 106 adopts an output port to control the MCU main control module 101, the MCU main control module 101 adopts an output port to control the switch of the alarm module 105, the input module 106 is used for selecting the model to be tested, the alarm module 105 judges the quality of the ink box according to the selected model to be tested, wherein, referring to fig. 5, the input module 106 adopts 5 independent keys of up, down, left and right, respectively, a selection confirmation key, and the alarm module 105 adopts an optical sensor and a buzzer. When a key is pressed, the corresponding key interface is at a low level, and when no key is pressed, the corresponding key interface is at a high level. When the ok key is pressed when the model of the ink box to be tested is selected, if the alarm module 105 rings one sound to indicate success, and rings a few times continuously indicate that some pins are not in contact or the ink box is damaged, the failure is caused.
The MCU main control module 101 acquires the model number of the ink box, the residual ink volume of the ink box, the earth resistance value and the residual pixel point information of the ink box, displays the information through the display module 103, and then stores the successfully tested ink box data in the storage module 104. The display module 103 is a liquid crystal display module, which uses a character type dot matrix liquid crystal LM3037BDW-1, as shown in fig. 3, and the liquid crystal display is displayed in two rows, and each row can display 16 characters. The first line shows the tested ink box model, the first item of the second line shows the test success mark, if the test is successful, OK is displayed, the pin test is good, if the test is wrong, NG is displayed, and if the test is wrong, NG 1-NG 8: the method is characterized in that partial pins are not in contact or the ink box is damaged, the second item is the residual ink amount (0%), the third item is the tested BC9 ground resistance value, 60-150 ohms indicates normal, and after 1K ohm is exceeded, the FFF is directly displayed. The fourth term is the remaining pixels of the tested ink box, the black maximum pixel is 336 and the color maximum pixel is 1248. The storage module 104 adopts an IIC bus serial EEPROM chip 2 line serial bus, Schmitt trigger, noise suppression filter input, and the EEPROM chip stores ink box data and can realize power-off memory function. As shown in fig. 4, the MCU main control module 101 performs read/write operations on the memory module 104 through the clock and data lines according to the IIC bus protocol.
Has the advantages that: so that most of the ink boxes can be reasonably recycled and reused, and the pollution of electronic garbage to the environment is reduced. The electrical performance test of the original Hewlett packard 802, 901 and other series of new and old ink boxes is conveniently carried out, and the time and energy required by the traditional sorting method are reduced, so that the production efficiency is greatly improved.
It is to be understood that the exemplary embodiments described herein are illustrative and not restrictive. While one or more embodiments of the present invention have been illustrated in the accompanying drawings, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The ink box detector is characterized by comprising an MCU main control module, a power supply module, a display module, a storage module, an input module, an alarm module, an ink box data line driving module, an ink box address line module and a pulse power supply driving module; wherein,
the input end of the power supply module is connected with an external power supply, the output end of the power supply module is connected with the input end of the MCU main control module, and the external power supply is input into the voltage required by each module of the direct-current power supply conversion cost detector;
the input end of the display module is connected with the output end of the MCU main control module and is used for testing the result of the electrical performance of the ink box according to the data fed back by the ink box and displaying the identified type of the ink box and the information of the residual ink volume;
the storage module is electrically connected with the MCU main control module and is used for storing the read ink box data;
the input end of the input module is connected with the output end of the MCU main control module and is used for selecting the type of the ink box to be tested;
the input end of the alarm module is connected with the output end of the MCU main control module and used for driving the alarm circuit to give an alarm sound to prompt whether the test is successful or not according to the corresponding alarm signal output by the MCU main control module;
the input end of the ink box address line module is connected with the output end of the MCU main control module, and the output end of the ink box address line module is connected with the ink box and used for providing high voltage and medium voltage for an ink box address line;
the input end of the pulse power supply driving module is connected with the output end of the MCU main control module, and the output end of the pulse power supply driving module is connected with the ink box and used for providing a high-voltage power supply for the ink box to obtain residual pixel points of the ink box;
the input end of the ink box data line driving module is connected with the output end of the MCU main control module, and the output end of the ink box data line driving module is connected with the ink box and used for obtaining the model of the ink box and the residual ink volume data.
2. The ink cartridge testing instrument according to claim 1, wherein the power module employs a 19V/1A adapter for providing 3.3V power to the main control module, the display module, the alarm module, and the memory module, and providing high and low voltage power to the ink cartridge address and data line driver module.
3. The ink cartridge tester as claimed in claim 1, wherein the MCU of the MCU master control module employs a NEC78K0 series 78F0513, wherein the MCU has 32K FLASH program memory, 2K RAM space, up to 37I/O ports, 8 channels, 10 bits a/D conversion, 3 channels serial interface, and a power supply voltage operating range of 1.8-5.5V.
4. The ink cartridge tester as claimed in claim 1, wherein the display module is a liquid crystal display module, and is displayed in two lines using character type dot matrix liquid crystal LM3037BDW-1, each line displaying 16 characters.
5. The ink cartridge testing instrument according to claim 1, wherein said input module employs 5 independent keys of up, down, left, right, and selection confirmation keys.
6. The ink cartridge testing instrument according to claim 1, wherein the alarm module employs an optical sensor and a buzzer.
7. The ink cartridge testing instrument of claim 1, wherein said memory module employs an IIC bus serial EEPROM chip, a 2-wire serial bus, schmitt trigger, noise suppression filter input.
8. The ink bottle testing instrument of claim 1 wherein said ink bottle address line block includes an NPN transistor Q1, a PNP transistor Q2, and resistors R1, R2, R3, R4, R5; one end of the resistor R2 is connected to an output end of the MCU main control module, the other end of the resistor R2 is connected to a base of the NPN type triode Q1, a collector of the NPN type triode Q1 is connected to one ends of the resistor R1 and the resistor R3, an emitter of the NPN type triode Q1 is grounded, the other end of the resistor R3 is connected to a base of the PNP type triode Q2, a collector of the PNP type triode Q2 is connected to one end of the resistor R4, the other end of the resistor R4 and the other end of the resistor R1 are connected to 9V voltage, an emitter of the PNP type triode Q2 and one end of the resistor R5 are connected to the ink cartridge, and the other end of the resistor R5 is grounded.
9. The ink cartridge testing instrument of claim 1, wherein said pulse power supply driving module includes an NPN type transistor Q11, a PNP type transistor Q12, and resistors R11, R12, R13, R14, R15; one end of the resistor R12 is connected with the output end of the MCU main control module, the other end of the resistor R12 is connected with the base of the NPN type triode Q11, the collector of the NPN type triode Q11 is connected with one ends of the resistor R11 and the resistor R13, the emitter of the NPN type triode Q11 is grounded, the other end of the resistor R13 is connected with the base of the PNP type triode Q12, the collector of the PNP type triode Q12 is connected with one end of the resistor R14, the other end of the resistor R14 and the other end of the resistor R11 are connected with 16V voltage, the emitter of the PNP type triode Q12 and one end of the resistor R15 are connected with the ink cartridge, and the other end of the resistor R15 is grounded.
10. The ink cartridge tester as claimed in claim 1, wherein the ink cartridge data line driving module performs AD conversion measurement by transmitting the ink cartridge data line voltage dividing resistor to the main control MCU, thereby recognizing a high level and a low level.
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| CN108382073A (en) * | 2018-02-05 | 2018-08-10 | 杭州旗捷科技有限公司 | Feedback circuit, consumable chip, the consumptive material of variable thresholding |
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| CN108215513A (en) * | 2018-02-05 | 2018-06-29 | 杭州旗捷科技有限公司 | Feedback circuit, consumable chip, the consumptive material of variable thresholding |
| CN108382073A (en) * | 2018-02-05 | 2018-08-10 | 杭州旗捷科技有限公司 | Feedback circuit, consumable chip, the consumptive material of variable thresholding |
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