CN114343428B - Bean grinding motor working time self-calibration method and coffee machine - Google Patents
Bean grinding motor working time self-calibration method and coffee machine Download PDFInfo
- Publication number
- CN114343428B CN114343428B CN202111575553.6A CN202111575553A CN114343428B CN 114343428 B CN114343428 B CN 114343428B CN 202111575553 A CN202111575553 A CN 202111575553A CN 114343428 B CN114343428 B CN 114343428B
- Authority
- CN
- China
- Prior art keywords
- motor
- grinding
- time
- operating time
- working
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Apparatus For Making Beverages (AREA)
Abstract
The invention relates to a coffee machineIn particular to a self-calibration method for the working time of a bean grinding motor and a coffee machine, and the self-calibration method for the working time of the bean grinding motor provided by the invention is characterized in that the actual revolution R of the motor in the default working time of the bean grinding motor of the coffee machine is obtained 1 And is matched with a preset reference motor revolution R 2 Comparing and calculating a first operating time adjustment amount DeltaT 1 So that the first operating time is adjusted by an amount DeltaT 1 R as the actual number of revolutions of the motor 1 Relative reference motor revolution R 2 The excess amount of (2) increases and increases; then adjust the amount DeltaT by the first operating time 1 And the original motor working time T 0 To obtain the first motor working time T 1 So that T is 1 ＝T 0 +ΔT 1 . Compared with the prior art, the invention monitors the actual revolution R of the bean grinding motor according to the change of the abrasion condition of the bean grinding motor 1 To achieve that when the grinding capacity of the grinding motor is reduced due to abrasion, the grinding time can be automatically increased to maintain proper grinding amount in order to avoid the influence of grinding amount lower than normal level.
Description
Technical Field
The invention relates to the technical field of control of coffee machines, in particular to a self-calibration method for the working time of a bean grinding motor and a coffee machine.
Background
As residents increasingly seek quality of life, coffee lovers' demands for taste of coffee are becoming more stringent. However, the time cost of hand grinding coffee is higher and higher due to the acceleration of the current life rhythm. Therefore, the full-automatic coffee machine has the function of boiling coffee by one key, and the problem of time for grinding coffee by hand is perfectly solved. But also truly restore the real taste of the hand-ground coffee. The hand-ground coffee mainly comprises the following steps: grinding, compressing and extracting. Wherein the step of grinding the coffee beans is critical to the aroma of the coffee.
The bean grinding time of the bean grinding motor of the existing full-automatic coffee machine is generally divided into a plurality of gears, but the bean grinding amount in the same time can be reduced along with the abrasion of the bean grinding motor. And because of the difference of the brewing modules, the problems that the beans are too much to grind and the brewing modules cannot compress may exist. There is a need for a method of self-calibrating a grinding motor to fine tune the operating time of the grinding motor. In the prior art, although there is a grinding coefficient control method of a coffee machine disclosed in chinese patent publication No. CN109124394a (publication date is 2019, 1 month and 4 days), a grinding component is controlled to grind coffee beans by time or rotation number, ground coffee powder is weighed, multiple grinding is performed according to a system prompt to obtain an average value, the data acquisition accuracy of the ground powder amount is improved, and the unit powder output amount can be calculated by dividing the acquired grinding amount by the rotation time or rotation number of the grinding machine; when a user needs to produce a certain amount of coffee powder, the data is divided by the unit powder output amount, and the calculated time or the calculated rotation number is used for controlling the grinder to rotate, so that the grinder can be accurately controlled to grind coffee beans, and the quality of each cup of coffee produced by the coffee machine is ensured; when the user likes lighter coffee, the grinding coefficient can be reduced in the setting item, so that the ground powder quantity is reduced; when the user likes stronger coffee, the grinding coefficient can be increased in the setting item, so that the amount of the ground powder is increased, and the coffee grinder is suitable for everyone.
However, the coffee machine of the prior art still has the problem that the taste of the final coffee is affected by the difference of the grinding amount caused by the motor problem, and the aim of the invention is to provide a method for adjusting the grinding time or the grinding amount according to the conditions of the coffee machine.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a self-calibration method for the working time of a bean grinding motor, which is characterized by comprising the following steps:
acquiring actual revolution R of a motor of a coffee machine in a default working time of a bean grinding motor 1 And provides a preset reference motor revolution R in the default working time of the bean grinding motor 2 ；
According to the actual number R of revolutions of the motor 1 And the preset reference motor revolution R 2 Calculating a first operating time adjustment amount DeltaT 1 So that the first operating time adjustment amount DeltaT 1 With the actual revolution R of the motor 1 Relative to the reference motor revolution R 2 The excess amount of (2) increases and increases;
by the first operating time adjustment amount DeltaT 1 And the original motor working time T 0 To obtain the first motor working time T 1 So that T is 1 ＝T 0 +ΔT 1 。
In one embodiment, the preset reference motor revolution number R 2 For the number of motor revolutions measured during a default operating time when the bean grinding motor is not worn.
In one embodiment, the first on-time adjustment amount DeltaT 1 ＝(R 1 -R 2 )/R 2 *k 1 Wherein k is 1 To adjust the coefficients.
In an embodiment, the adjustment coefficient k 1 0.1 to 0.3 seconds.
In an embodiment, the coffee machine further comprises a brewing module for deriving the first motor operating time T 1 The following steps are included in addition to the following steps,
sampling and monitoring the working current of a coffee powder compression module of the coffee machine;
when the working current exceeds a preset value, the compression module stops working and accumulates the stopping times;
acquiring the second working time adjustment quantity delta T through the suspension times 2 The second working time adjustment quantity delta T 2 Increasing with increasing number of aborts;
by the second operating time adjustment amount DeltaT 2 And the first motor operating time T 1 Deriving the second motor operating time T 2 So that T is 2 ＝T 1 -ΔT 2 。
In one embodiment, the second on-time adjustment amount DeltaT 2 =the number of aborts × k 2 Wherein k is 2 0.05 to 0.2 seconds.
In one embodiment, the step of sampling and monitoring the operating current of the coffee powder compression module of the coffee machine comprises the following steps:
setting a sampling resistor connected with a compression motor of the compression module in series;
amplifying the voltage of the sampling resistor and then sampling;
and calculating the working current through sampling the obtained amplified voltage and the resistance value of the sampling resistor.
In one embodiment, if the second motor operating time T is derived 2 When the time is less than 2 seconds, taking T 2 =2 seconds.
In one embodiment, if the compression module does not stop operation every M consecutive times, the second motor is operated for a period of time T 2 Increasing said k 2 。
The invention also provides a coffee machine, and the automatic adjustment method for the grinding time of the coffee machine is adopted.
Based on the above, the self-calibration method for the working time of the bean grinding motor provided by the invention is realized by acquiring the actual revolution R of the motor in the default working time of the bean grinding motor of the coffee machine 1 And is matched with a preset reference motor revolution R 2 Comparing and calculating a first operating time adjustment amount DeltaT 1 So that the first operating time adjustment amount DeltaT 1 With the actual revolution R of the motor 1 Relative to the reference motor revolution R 2 The excess amount of (2) increases and increases; then by said first operating time adjustment amount DeltaT 1 And the original motor working time T 0 To obtain the first motor working time T 1 So that T is 1 ＝T 0 +ΔT 1 . Compared with the prior art, the invention monitors the actual revolution R of the bean grinding motor according to the change of the abrasion condition of the bean grinding motor 1 To achieve that when the grinding capacity of the grinding motor is reduced due to abrasion, the grinding time can be automatically increased to maintain proper grinding amount in order to avoid the influence of grinding amount lower than normal level.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
For a clearer description of embodiments of the invention or of the solutions of the prior art, the drawings that are needed in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the invention, and that other drawings can be obtained from them without inventive effort for a person skilled in the art; the positional relationships described in the drawings in the following description are based on the orientation of the elements shown in the drawings unless otherwise specified.
FIG. 1 is a schematic flow chart of a method for self-calibrating the working time of a grinding motor according to the present invention;
FIG. 2 is a schematic flow diagram of the flow enhancement method of FIG. 1 by compression module detection;
FIG. 3 is a schematic diagram of an embodiment of a compression module driving and current sampling circuit;
FIG. 4 is an enlarged schematic diagram of an embodiment;
fig. 5 is a schematic diagram of circuit connection of a main control chip according to an embodiment.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention; the technical features designed in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that all terms used in the present invention (including technical terms and scientific terms) have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs and are not to be construed as limiting the present invention; it will be further understood that terms used herein should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The invention provides a self-calibration method for the working time of a bean grinding motor, which is shown in figure 1 and comprises the following steps:
acquiring actual revolution R of a motor of a coffee machine in a default working time of a bean grinding motor 1 And provides a preset reference motor revolution R in the default working time of the bean grinding motor 2 ；
According to the actual number R of revolutions of the motor 1 And the preset reference motor revolution R 2 Calculating a first operating time adjustment amount DeltaT 1 So that the first operating time adjustment amount DeltaT 1 With the actual revolution R of the motor 1 Relative to the reference motor revolution R 2 The excess amount of (2) increases and increases;
by the first operating time adjustment amount DeltaT 1 And the original motor working time T 0 To obtain the first motor working time T 1 So that T is 1 ＝T 0 +ΔT 1 。
In particular, the grinding motor of the coffee machine is worn along with the use time, so that the grinding capacity is reduced, and the grinding amount of the worn grinding motor working for the same time is reduced, so that the coffee brewing use experience is affected. Meanwhile, as the bean grinding motor is worn, the resistance in working is reduced, so that the bean grinding motor has higher revolution in the same working time, and the actual working time of the bean grinding motor can be adjusted by recording the revolution of the bean grinding motor in the working time to reflect the wearing condition of the bean grinding motor.
Preferably, the preset reference motor revolution R 2 To be the instituteThe number of motor revolutions measured during a default operating time when the bean grinding motor is not worn.
Preferably, in some embodiments, the first on-time adjustment amount Δt 1 ＝(R 1 -R 2 )/R 2 *k 1 Wherein k is 1 To adjust the coefficient, the coefficient k is adjusted 1 Can be selected according to the actual working condition of the coffee machine.
Preferably, in some embodiments, the adjustment coefficient k 1 0.1 to 0.3 seconds.
In addition, the coffee machine has the problem of influencing the taste of the final coffee due to excessive grinding amount, and the invention also provides the following steps for solving the problem of avoiding excessive grinding amount.
As shown in fig. 2, the coffee machine further comprises a brewing module for deriving the first motor operation time T 1 The following steps are included in addition to the following steps,
sampling and monitoring the working current of a coffee powder compression module of the coffee machine;
when the working current exceeds a preset value, the compression module stops working and accumulates the stopping times;
acquiring the second working time adjustment quantity delta T through the suspension times 2 The second working time adjustment quantity delta T 2 Increasing with increasing number of aborts;
by the second operating time adjustment amount DeltaT 2 And the first motor operating time T 1 Deriving the second motor operating time T 2 So that T is 2 ＝T 1 -ΔT 2 。
The method comprises the steps of detecting the working current of the compression module to judge whether the grinding is excessive, wherein the compression module is used for compressing coffee powder by adopting a crank sliding block mechanism, namely the working current of a driving motor is used for the working current of the compression module, when the quantity of the coffee powder is excessive, the compression resistance is increased to cause the motor to stop rotating, so that if the working current is large, the excessive grinding is indicated, and the grinding time is shortened to reduce the grinding quantity so as to avoid the influence of the excessive grinding on the taste of the coffee.
Preferably, a pair ofThe second operating time adjustment amount DeltaT 2 =the number of aborts × k 2 Wherein k is 2 0.05 to 0.2 seconds, where k 2 Can be selected according to the actual working condition of the coffee machine.
Preferably, in some embodiments the step of sampling and monitoring the operating current of the coffee powder compression module of the coffee machine comprises the steps of:
setting a sampling resistor connected with a compression motor of the compression module in series;
amplifying the voltage of the sampling resistor and then sampling;
and calculating the working current through sampling the obtained amplified voltage and the resistance value of the sampling resistor.
Preferably, in some embodiments, if the second motor operating time T is derived 2 When the time is less than 2 seconds, taking T 2 =2 seconds.
Preferably, in some implementations, if the compression module does not suspend operation every M consecutive times, the second motor operation time T is set 2 Increasing said k 2 。
The invention also provides a coffee machine, and the automatic adjustment method for the grinding time of the coffee machine is adopted.
The following is a specific example of the operation time process of the bean grinding motor, and the above embodiment is exemplified.
The preset reference motor revolution R measured by the bean grinding motor in the present embodiment 2 2500, and the actual revolution R of the bean grinding motor is memorized after the actual work of the bean grinding motor is performed for a default time 1 ；
If the actual revolution R of the motor 1 Over 2500 turns, every 2500 turns is increased, the bean grinding time is increased by 0.2S, namely the adjustment coefficient k is set 1 Is 0.2S, thus the first operating time adjustment amount DeltaT 1 ＝(R 1 -2500)/2500 x 0.2 seconds;
preferably, the actual number of revolutions R of the motor is memorized 1 The maximum number of revolutions is 20000 revolutions.
Next, the operating mode of the coffee machine, such as the espresso mode and the plain coffee mode, can be selectedThe different modes have corresponding preset working time of the bean grinding motor, namely the original working time T of the motor is given 0 By the first operating time adjustment amount DeltaT 1 And the original motor working time T 0 To obtain the first motor working time T 1 So that T is 1 ＝T 0 +ΔT 1 。
Then, in the process of making coffee, the working current of the compression module is sampled, specifically, the sampling process includes:
setting a sampling resistor connected in series with a compression motor of the compression module, as shown in fig. 3, which is a schematic diagram of a driving circuit of the compression module, wherein R64 is a sampling resistor of 0.1 Ω;
the voltage of the sampling resistor is amplified by an amplifying circuit shown in fig. 4 and the amplified AD value is transmitted to a main control chip shown in fig. 5 for sampling. The sampling current of the sampling resistor is i, and the amplification factor of the amplifying circuit is (r65+r75)/r65= (1k+20k)/1k=21, so the value of the sampling current i can be obtained by the measured AD value=0.1×ix21=2.1 i.
Then, the compression module stops the operation when i > the stop preset value is set according to the actual situation, and the stop times are accumulated, preferably the stop preset value takes 1 ampere in the embodiment.
Then, once stopping accidentally, the bean grinding time of the bean grinding motor is adjusted to be reduced by 0.1 second, namely k is taken 2 =0.1 seconds, so the second on-time adjustment amount Δt 2 Number of abortions 0.1 seconds;
then, the second operating time is used to adjust the quantity DeltaT 2 And a first motor operating time T 1 Obtaining the final adjusted second motor working time T 2 ＝T 1 -ΔT 2 The method comprises the steps of carrying out a first treatment on the surface of the And as shown in FIG. 3, when T 2 When the time is less than 2 seconds, taking T 2 =2 seconds.
In addition, when the compression module is stopped 5 times after each stop without stopping due to excessive sampling current i, the bean grinding time of the bean grinding motor is adjusted back to prevent excessive adjustment, so that the second motor working time T 2 Increasing k 2 T, i.e 2 Increase for 0.1 second until T 2 ＝T 1 Until that point.
In summary, compared with the prior art, the self-calibration method for the working time of the bean grinding motor provided by the invention monitors the actual revolution R of the bean grinding motor according to the change of the abrasion condition of the bean grinding motor 1 To achieve that when the grinding capacity of the grinding motor is reduced due to abrasion, the grinding time can be automatically increased to maintain proper grinding amount in order to avoid the influence of grinding amount lower than normal level.
In addition, it should be understood by those skilled in the art that although many problems exist in the prior art, each embodiment or technical solution of the present invention may be modified in only one or several respects, without having to solve all technical problems listed in the prior art or the background art at the same time. Those skilled in the art will understand that nothing in one claim should be taken as a limitation on that claim.
Although terms such as a bean grinding motor and a compression module are more used herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention; the terms first, second, and the like in the description and in the claims of embodiments of the invention and in the above-described figures, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (10)
1. The self-calibration method for the working time of the bean grinding motor is characterized by comprising the following steps of:
acquiring actual revolution R of a motor of a coffee machine in a default working time of a bean grinding motor 1 And provides a preset reference motor revolution R in the default working time of the bean grinding motor 2 ；
According to the actual number R of revolutions of the motor 1 And the preset reference motor revolution R 2 Calculating a first operating time adjustment amount DeltaT 1 So that the first operating time adjustment amount DeltaT 1 With the actual revolution R of the motor 1 Relative to the reference motor revolution R 2 The excess amount of (2) increases and increases;
by the first operating time adjustment amount DeltaT 1 And the original motor working time T 0 To obtain the first motor working time T 1 So that T is 1 ＝T 0 +ΔT 1 。
2. The method of self-calibrating a working time of a grinding motor of claim 1, wherein: the preset reference motor revolution number R 2 For the number of motor revolutions measured during a default operating time when the bean grinding motor is not worn.
3. The method of self-calibrating a working time of a grinding motor of claim 2, wherein: the first operating time adjustment amount DeltaT 1 ＝(R 1 -R 2 )/R 2 *k 1 Wherein k is 1 To adjust the coefficients.
4. A method of self-calibrating the operating time of a grinding motor according to claim 3, wherein: the adjustment coefficient k 1 0.1 to 0.3 seconds.
5. The method of self-calibrating a grinding motor operating time of claim 4, wherein: the coffee machine also comprises a brewing module for obtaining the working time T of the first motor 1 The following steps are included in addition to the following steps,
sampling and monitoring the working current of a coffee powder compression module of the coffee machine;
when the working current exceeds a preset value, the compression module stops working and accumulates the stopping times;
obtaining a second working time adjustment quantity delta T through the suspension times 2 The second working time adjustment quantity delta T 2 Increasing with increasing number of aborts;
by the second operating time adjustment amount DeltaT 2 And the first motor operating time T 1 Deriving the second motor operating time T 2 So that T is 2 ＝T 1 -ΔT 2 。
6. The method of self-calibrating a grinding motor operating time of claim 5, wherein: the second operating time adjustment amount DeltaT 2 =the number of aborts × k 2 Wherein k is 2 0.05 to 0.2 seconds.
7. The method of self-calibrating a grinding motor operating time of claim 6, wherein: the step of sampling and monitoring the working current of the coffee powder compression module of the coffee machine comprises the following steps:
setting a sampling resistor connected with a compression motor of the compression module in series;
amplifying the voltage of the sampling resistor and then sampling;
and calculating the working current through sampling the obtained amplified voltage and the resistance value of the sampling resistor.
8. The method of self-calibrating a grinding motor operating time of claim 7, wherein: if the second motor working time T is obtained 2 When the time is less than 2 seconds, taking T 2 =2 seconds.
9. The method of self-calibrating a grinding motor operating time of claim 8, wherein: if the compression module does not stop operation every M consecutive times, the second motor is operated for a period of time T 2 Increasing said k 2 。
10. A coffee machine, characterized by: a self-calibration method for the working time of a grinding motor according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111575553.6A CN114343428B (en) | 2021-12-22 | 2021-12-22 | Bean grinding motor working time self-calibration method and coffee machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111575553.6A CN114343428B (en) | 2021-12-22 | 2021-12-22 | Bean grinding motor working time self-calibration method and coffee machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114343428A CN114343428A (en) | 2022-04-15 |
| CN114343428B true CN114343428B (en) | 2023-06-30 |
Family
ID=81102296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111575553.6A Active CN114343428B (en) | 2021-12-22 | 2021-12-22 | Bean grinding motor working time self-calibration method and coffee machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114343428B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114246474A (en) * | 2021-12-22 | 2022-03-29 | 厦门芯阳科技股份有限公司 | Automatic grinding time adjusting method of coffee machine and coffee machine |
| CN115553637B (en) * | 2022-10-13 | 2024-04-23 | 广东格米莱智能科技有限公司 | Control method for particle size of coffee powder for full-automatic coffee machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301838A (en) * | 2019-07-31 | 2019-10-08 | 登辉电器(惠州)有限公司 | A kind of mill beans device |
| CN112971530A (en) * | 2021-03-17 | 2021-06-18 | 深圳美乐家家用产品有限公司 | Fine grinding type coffee machine |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09327396A (en) * | 1996-06-07 | 1997-12-22 | Fuairudo:Kk | Coffee bean grinding method and device |
| ES1046320Y (en) * | 2000-05-26 | 2001-06-01 | Azkoyen Hosteleria | DEVICE FOR CONTROL OF THE MILLING TIME OF COFFEE MILLS. |
| CN100518598C (en) * | 2006-09-12 | 2009-07-29 | 上海钜鑫电子有限公司 | Coffee bean distributting method, automatic coffee making machine and coffee bean box using the method |
| ITFI20070049A1 (en) * | 2007-02-27 | 2008-08-28 | Saeco Ipr Ltd | METHOD FOR THE AUTOMATIC ADJUSTMENT OF THE AMOUNT OF COFFEE AND COFFEE MACHINE THAT USE THE SAID METHOD. |
| IT201700058749A1 (en) * | 2017-05-30 | 2018-11-30 | De Longhi Appliances Srl | Coffee machine equipped with a grinder and a procedure for controlling the grinder of the coffee machine |
| CN108433546A (en) * | 2018-06-07 | 2018-08-24 | 东保集团有限公司 | A kind of powder amount identification coffee machine |
| CN109124394A (en) * | 2018-09-05 | 2019-01-04 | 苏州咖博士咖啡系统科技有限公司 | A kind of grinding coefficient control method of coffee machine |
| CN212165608U (en) * | 2020-03-24 | 2020-12-18 | 宁波凯普电子有限公司 | Tea extracting machine |
| CN114246474A (en) * | 2021-12-22 | 2022-03-29 | 厦门芯阳科技股份有限公司 | Automatic grinding time adjusting method of coffee machine and coffee machine |
-
2021
- 2021-12-22 CN CN202111575553.6A patent/CN114343428B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301838A (en) * | 2019-07-31 | 2019-10-08 | 登辉电器(惠州)有限公司 | A kind of mill beans device |
| CN112971530A (en) * | 2021-03-17 | 2021-06-18 | 深圳美乐家家用产品有限公司 | Fine grinding type coffee machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114343428A (en) | 2022-04-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114343428B (en) | Bean grinding motor working time self-calibration method and coffee machine | |
| CN114246474A (en) | Automatic grinding time adjusting method of coffee machine and coffee machine | |
| KR102484335B1 (en) | Method and apparatus for improving the consistency of espresso shots | |
| CN101778586B (en) | Method for controlling a coffee machine grinder | |
| CN107249409B (en) | Scarce beans for coffee-mill detect | |
| US10105009B2 (en) | Variable speed coffee grinder | |
| JP2020114375A (en) | Method for controlling coffee grinder | |
| JP2016514978A (en) | How to operate the crusher | |
| JP2012115670A (en) | Brewing process | |
| CN110100157A (en) | The weigh assembly of ground coffee, the coffee grinder including this weigh assembly and coffee machine and its operating method | |
| CN103932596A (en) | Bean grinding device of coffee machine and coffee machine | |
| CN115768313A (en) | Machine for preparing coffee beverages and corresponding regulation method | |
| CN113811232A (en) | Coffee grinding machine configured to provide different particle size distributions and related method | |
| US10531675B2 (en) | Controlling a roasting process of coffee beans | |
| CN109124394A (en) | A kind of grinding coefficient control method of coffee machine | |
| TW202202080A (en) | System comprising a coffee machine and an accessory device associated therewith, and method for controlling the operation of said system | |
| CN105636461B (en) | Controlling a roasting process of coffee beans | |
| KR102441190B1 (en) | Coffee making system and operation method thereof | |
| CN116887724A (en) | Device for grinding coffee beans and related control method | |
| EP3865022B1 (en) | System for preparing coffee and method for controlling such a system | |
| WO2023144852A1 (en) | Method and machine for preparing coffee beverages | |
| US20240180366A1 (en) | Systems for grind duration adjustment for grinders | |
| WO2023212909A1 (en) | Systems for grind duration adjustment for grinders | |
| CN118061867A (en) | Zero gravity seat posture recovery method and system | |
| JP2004105627A (en) | Coffee supply device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |