CN114295857A - Swing arm measuring device and method for rice huller - Google Patents
Swing arm measuring device and method for rice huller Download PDFInfo
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- CN114295857A CN114295857A CN202111364985.2A CN202111364985A CN114295857A CN 114295857 A CN114295857 A CN 114295857A CN 202111364985 A CN202111364985 A CN 202111364985A CN 114295857 A CN114295857 A CN 114295857A
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 32
- 235000009566 rice Nutrition 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 21
- 240000007594 Oryza sativa Species 0.000 title abstract 2
- 238000004891 communication Methods 0.000 claims abstract description 13
- 241000209094 Oryza Species 0.000 claims description 30
- 239000002184 metal Substances 0.000 claims description 27
- 230000005611 electricity Effects 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000000691 measurement method Methods 0.000 claims 2
- 230000009467 reduction Effects 0.000 abstract description 10
- 230000008569 process Effects 0.000 description 5
- 238000010248 power generation Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 235000013339 cereals Nutrition 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
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Abstract
The invention provides a swing arm measuring device and method for a rice huller. The swing arm measuring device comprises a transverse moving shaft and a rubber roller, wherein the transverse moving shaft is arranged in parallel with the rubber roller; the steering engine is arranged on the transverse moving shaft and can move along the transverse moving shaft; one end of the swing arm is rotatably arranged on the steering engine; the angle sensor is arranged between the swing arm and the steering engine and used for measuring the rotation angle of the swing arm relative to the steering engine; the speed measuring wheel is arranged at the other end of the swing arm and is used for measuring the rotating speed of the rubber roller; and the control unit is in communication connection with the angle sensor and the tachometer wheel and calculates based on the measured angle signal and the measured rotating speed signal. The method and the device can measure the reduction of the radius of the rubber roller by using the angle sensor, measure the real-time speed of the rubber roller by using the speed measuring motor, and measure different positions of the rubber roller.
Description
Technical Field
The invention belongs to the field of rice hullers, relates to a measurement technology, and particularly relates to a method for measuring the reduction of the radius of a rubber roller by using an angle sensor and measuring the real-time speed of the rubber roller by using a speed measuring motor. In particular to a swing arm measuring device and a measuring method for a rice huller.
Background
With the current population rise, the food supply demand is increasing. Rice is obtained by dehulling rice, which is a very important step, followed by some treatment. Hulling generally requires the use of a rice huller, and thus rice hullers are increasingly used. According to field investigation and reaction of grain factory personnel, the key components for shelling at present are two large rubber rollers with the same initial radius, one of the two rubber rollers is a fixed rubber roller, the other is a movable rubber roller, and grains enter a gap between the two rubber rollers for shelling. After the rice huller is used for a long time, the two rubber rollers rub with grains for a long time, so that the gap between the two rubber rollers is enlarged, and the hulling quality is seriously influenced.
Therefore, it is necessary to detect the degree of abrasion of the surface of the rubber roller, particularly the reduction in the diameter of the rubber roller. Therefore, it is necessary to design a measuring device for rice huller for measuring the reduction of the diameter of the rubber roller.
Disclosure of Invention
The invention aims to measure the reduction of the diameter of the rubber roller of the rice huller in the process of friction with rice by an angle sensor, and simultaneously measure the speed of the rubber roller in the operation process by using a speed measuring motor, so that the rubber roller can be more accurately adjusted by measuring the parameters, and the hulling efficiency and the hulling quality are improved.
According to an aspect of the present invention, there is provided a swing arm measuring device for a rice huller, the swing arm measuring device comprising:
the transverse moving shaft is arranged in parallel with the rubber roller;
the steering engine is arranged on the transverse moving shaft and can move along the transverse moving shaft;
one end of the swing arm is rotatably arranged on the steering engine;
the angle sensor is arranged between the swing arm and the steering engine and used for measuring the rotation angle of the swing arm relative to the steering engine;
the speed measuring wheel is arranged at the other end of the swing arm and is used for measuring the rotating speed of the rubber roller;
and the control unit is in communication connection with the angle sensor and the tachometer wheel and calculates based on the measured angle signal and the measured rotating speed signal.
Furthermore, the steering engine comprises a swing arm driving device and an electromagnetic clutch, and the swing arm driving device drives the swing arm to swing in the forward direction or in the reverse direction through the electromagnetic clutch.
Furthermore, a contact sensor is arranged on the surface of the speed measuring wheel and is in communication connection with the control unit;
the electromagnetic clutch is in communication connection with the control unit, and the control unit controls the separation and the closing of the electromagnetic clutch based on a signal detected by the contact sensor.
Further, the tachometer wheel includes:
the inner part of the speed measuring wheel body is of a hollow structure and is provided with two arc magnets which are symmetrically distributed;
the dynamic electricity generating metal net is arranged inside the speed measuring wheel body, the dynamic electricity generating metal net is cylindrical, current collecting metal rings are arranged at two ends of the dynamic electricity generating metal net, and the current collecting metal rings are connected to an external ammeter through wires.
Further, the speed measuring wheel body is rotatably arranged at the other end of the swing arm, and the power generation metal net is fixedly arranged at the other end of the swing arm.
Further, still include the baffle, be used for carrying on spacingly to the reverse swing of swing arm.
Further, the steering engine is provided with a driving mechanism for driving the steering engine to move along the transverse moving shaft.
Furthermore, the other end of the swing arm is provided with a support, and the speed measuring wheel body is installed on the support through a bearing.
According to another aspect of the present invention, there is provided a swing arm measuring method for a rice huller, characterized in that the method comprises:
step 1: the steering engine drives the swing arm to deflect, so that the surface of the speed measuring wheel body contacts the rubber roller;
step 2: controlling the electromagnetic clutch to separate so that the swing arm and the rubber roller are kept in a contact state;
and step 3: measuring the rotation angle of the swing arm by using an angle sensor;
and 4, step 4: measuring the speed of a speed measuring wheel body by using a speed measuring motor of the speed measuring wheel;
and 5: the control unit calculates the diameter of the rubber roller at the contact position according to the rotation angle of the swing arm, and calculates the speed of the rubber roller according to the speed of the speed measuring wheel body.
Further, the method further comprises:
step 6: controlling the electromagnetic clutch to be closed, so that the swing arm rotates reversely, and the surface of the speed measuring wheel body is separated from the rubber roller;
and 7: and (5) controlling the steering engine to move to different positions along the transverse moving shaft, and repeating the steps 1-5.
The method and the device can measure the reduction of the radius of the rubber roller by using the angle sensor, measure the real-time speed of the rubber roller by using the speed measuring motor, and measure different positions of the rubber roller.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent by describing in greater detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
FIG. 1 is a two-dimensional schematic diagram of a center point of a steering engine, a rubber roller and a speed measuring wheel body according to an embodiment of the invention.
Fig. 2 is a schematic view of an internal structure of the rice huller according to the embodiment of the present invention.
Fig. 3 is a schematic view of the contact between the speed measuring wheel body and the rubber roller according to the embodiment of the invention.
Fig. 4 is an enlarged view of a swing arm according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a steering engine according to an embodiment of the present invention.
Fig. 6 is a schematic view of an internal structure of a tachometer motor according to an embodiment of the present invention.
Fig. 7 is a flowchart illustrating the operation of the present invention.
Reference numerals:
1. the device comprises a baffle, 2, a speed measuring wheel, 3, a swing arm, 4, a steering engine, 5, a transverse moving shaft, 6, a rubber roller, 7, an angle sensor, 8, a power generation metal net, 9, a lead and lead shell fixing device, 10, a current collecting metal ring, 11, a speed measuring wheel body, 12, a bearing, 13 and an arc magnet.
Detailed Description
Preferred embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The invention provides a swing arm measuring device for a rice huller, which comprises a transverse moving shaft and a rubber roller, wherein the transverse moving shaft is arranged in parallel with the rubber roller;
the steering engine is arranged on the transverse moving shaft and can move along the transverse moving shaft;
one end of the swing arm is rotatably arranged on the steering engine;
the angle sensor is arranged between the swing arm and the steering engine and used for measuring the rotation angle of the swing arm relative to the steering engine;
the speed measuring wheel is arranged at the other end of the swing arm and is used for measuring the rotating speed of the rubber roller;
and the control unit is in communication connection with the angle sensor and the tachometer wheel and calculates based on the measured angle signal and the measured rotating speed signal.
As shown in FIG. 1, the rotation angles α, O of the swing arm can be measured by the angle sensor1Is the center of the rotating shaft of the swing arm, O2Is the center of the rotation axis of the tachometer wheel, O3Is the center of the rotating shaft of the rubber roller. O is1And O2Is fixed at a distance of between, O1And O3Is fixed at a distance of between, O3And O2The distance between is unknown due to the rubber roller wearing. After the rotation angle alpha of the swing arm is measured, O can be calculated through Sin alpha3And O2The radius of the speed measuring wheel body is subtracted from the distance between the two rubber rollers to obtain the radius of the rubber roller at the position, and the radius of the rubber roller is subtracted from the standard radius of the rubber roller to calculate the reduction of the radius of the rubber roller.
Furthermore, the steering engine moves on the transverse moving shaft (the control unit controls the steering engine to move left and right), the rotating angles of the swing arms at different positions are measured, and the diameter reduction of the rubber roller at the position is calculated. Thus, the diameter reduction of each position of the rubber roller in the longitudinal direction can be measured.
Furthermore, the steering engine comprises a swing arm driving device and an electromagnetic clutch, and the swing arm driving device drives the swing arm to swing in the forward direction or in the reverse direction through the electromagnetic clutch. The surface of the speed measuring wheel is provided with a contact sensor which is in communication connection with the control unit; the electromagnetic clutch is in communication connection with the control unit, and the control unit controls the separation and the closing of the electromagnetic clutch based on a signal detected by the contact sensor.
Further, the tachometer wheel includes: the inner part of the speed measuring wheel body is of a hollow structure and is provided with two arc magnets which are symmetrically distributed; the dynamic electricity generating metal net is arranged inside the speed measuring wheel body, the dynamic electricity generating metal net is cylindrical, current collecting metal rings are arranged at two ends of the dynamic electricity generating metal net, and the current collecting metal rings are connected to an external ammeter through wires. The speed measuring wheel body is rotatably arranged at the other end of the swing arm, and the power generation metal net is fixedly arranged at the other end of the swing arm.
When the speed measuring wheel body part is contacted with the rubber roller, the speed measuring wheel body and the rubber roller reach a linear speed synchronization state. The wheel body that tests the speed drives arc magnet and rotates, and inside moves and gives birth to the fixed motionless electric metal mesh, therefore moves the magnetic induction line that gives birth to the production of electric metal mesh two arc magnet relatively and takes place the cutting motion, produces the electromotive force and then from the wire at both ends and outside ampere meter formation route, according to known magnetic induction intensity size, cuts the length of wire, can calculate the rotational speed of speed measuring wheel. The linear speed of the speed measuring wheel body is calculated according to the radius of the speed measuring wheel body, the linear speed of the rubber roller can be obtained because the linear speed of the speed measuring wheel body is the same as that of the rubber roller, and the rotating speed of the rubber roller can be calculated according to the radius of the rubber roller.
According to another aspect of the present invention, there is provided a swing arm measuring method for a rice huller, characterized in that the method comprises:
step 1: the steering engine drives the swing arm to deflect, so that the surface of the speed measuring wheel body contacts the rubber roller;
step 2: controlling the electromagnetic clutch to separate so that the swing arm and the rubber roller are kept in a contact state;
and step 3: measuring the rotation angle of the swing arm by using an angle sensor;
and 4, step 4: measuring the speed of a speed measuring wheel body by using a speed measuring motor of the speed measuring wheel;
and 5: the control unit calculates the diameter of the rubber roller at the contact position according to the rotation angle of the swing arm, and calculates the speed of the rubber roller according to the speed of the speed measuring wheel body.
Further, the method further comprises:
step 6: controlling the electromagnetic clutch to be closed, so that the swing arm rotates reversely, and the surface of the speed measuring wheel body is separated from the rubber roller;
and 7: and (5) controlling the steering engine to move to different positions along the transverse moving shaft, and repeating the steps 1-5.
There is electromagnetic clutch in the steering wheel, and this electromagnetic clutch is controlled by the control unit, and the one end and the steering wheel of swing arm rotate to be connected, and the other end rotates with the wheel body that tests the speed and is connected, and the inside of wheel body that tests the speed is the tacho motor, and the surface of wheel body that tests the speed has contact sensor. When a power supply is turned on, the steering engine starts to work to drive the swing arm to deflect, after the contact sensor on the surface of the speed measuring wheel contacts the rubber roller, the control unit controls the electromagnetic clutch to separate, the swing arm keeps the state still at the moment, the angle sensor measures the rotation angle of the swing arm, the speed measuring motor measures the speed of the rubber roller at the moment, and the information is fed back to the control unit for calculation. Then, the steering engine reverses, the electromagnetic clutch is controlled to be closed, the swing arm is driven to rotate reversely, (a baffle can be arranged to prevent the swing arm from rotating too much), and the speed measuring wheel body is separated from the rubber roller. Then the steering engine moves to another position along the transverse moving shaft, the control unit repeats the measurement operation, the angle sensor measures the angle, the speed measuring motor measures the speed, the information is fed back to the control unit, and the diameter reduction amount of each position of the rubber roller can be obtained by repeatedly executing the process.
To facilitate understanding of the solution of the embodiments of the present invention and the effects thereof, a specific application example is given below. It will be understood by those skilled in the art that this example is merely for the purpose of facilitating an understanding of the present invention and that any specific details thereof are not intended to limit the invention in any way.
Next, embodiments of the present invention are described in detail with reference to the drawings. As shown in fig. 2-6, the swing arm measuring device for rice huller of this embodiment includes: a transverse moving shaft 5 arranged in parallel with the rubber roller 6; the steering engine 4 is arranged on the transverse moving shaft 5 and can move along the transverse moving shaft 5; one end of the swing arm 3 is rotatably arranged on the steering engine 4; the angle sensor 7 is arranged between the swing arm 3 and the steering engine 4 and used for measuring the rotation angle of the swing arm 3 relative to the steering engine 4; the tachometer wheel 2 is arranged at the other end of the swing arm 3 and is used for measuring the rotating speed of the rubber roller 6; and a control unit (not shown) which is connected with the angle sensor 7 and the tachometer wheel 2 in a communication way and calculates based on the measured angle signal and the rotating speed signal.
Specifically, the tachometer wheel 2 includes: the inside of the speed measuring wheel body 11 is of a hollow structure and is provided with two arc magnets 13 which are symmetrically distributed; the dynamic electricity generating metal net 8 is arranged inside the speed measuring wheel body 11, the dynamic electricity generating metal net 8 is cylindrical, current collecting metal rings 10 are arranged at two ends of the dynamic electricity generating metal net, and the current collecting metal rings 10 are connected to an external ammeter through a lead and a lead shell fixing device 9. The speed measuring wheel body 11 is rotatably arranged at the other end of the swing arm 3, and the power generation metal net 8 is fixedly arranged at the other end of the swing arm 3.
The steering engine 4 includes a swing arm driving device and an electromagnetic clutch (not shown in the figure), and the swing arm driving device drives the swing arm 3 to swing in the forward direction or in the reverse direction through the electromagnetic clutch. The surface of the speed measuring wheel 2 is provided with a contact sensor which is in communication connection with the control unit; the electromagnetic clutch is in communication connection with the control unit, and the control unit controls the separation and the closing of the electromagnetic clutch based on a signal detected by the contact sensor.
In addition, the swing arm device further comprises a baffle plate 1 used for limiting the reverse swing of the swing arm. The other end of the swing arm 3 is provided with a bracket, and a speed measuring wheel body 11 is arranged on the bracket through a bearing 12.
Fig. 7 shows another embodiment of the present invention, which is a swing arm measuring method for a rice huller, the method includes:
first, the rice huller is turned on to start working.
The control unit starts a control process.
Then, controlling the steering engine to drive the swing arm to deflect;
when the surface of the speed measuring wheel body is in contact with the rubber roller, the electromagnetic clutch is controlled to be separated, so that the swing arm is kept in a contact state with the rubber roller, the rotation angle of the swing arm is measured by the angle sensor, the speed of the speed measuring wheel body is measured by the speed measuring motor of the speed measuring wheel, the diameter of the rubber roller at the contact position is calculated by the control unit according to the rotation angle of the swing arm, and the speed of the rubber roller is calculated according to the speed of the speed measuring wheel body;
then, controlling the electromagnetic clutch to be closed, so that the swing arm rotates reversely, and the surface of the speed measuring wheel body is separated from the rubber roller;
and controlling the steering engine to move to different positions along the transverse moving shaft, repeating the previous measuring steps, and starting the control process again by the control unit, thereby measuring the diameter and the speed of each position of the rubber roller.
And finally, finishing the measurement and turning off the rice huller.
Having described embodiments of the present disclosure, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (10)
1. The utility model provides a swing arm measuring device for rice huller which characterized in that, this swing arm measuring device includes:
the transverse moving shaft is arranged in parallel with the rubber roller;
the steering engine is arranged on the transverse moving shaft and can move along the transverse moving shaft;
one end of the swing arm is rotatably arranged on the steering engine;
the angle sensor is arranged between the swing arm and the steering engine and used for measuring the rotation angle of the swing arm relative to the steering engine;
the speed measuring wheel is arranged at the other end of the swing arm and is used for measuring the rotating speed of the rubber roller;
and the control unit is in communication connection with the angle sensor and the tachometer wheel and calculates based on the measured angle signal and the measured rotating speed signal.
2. The swing arm measuring device for the rice huller as claimed in claim 1, wherein the steering engine comprises a swing arm driving device and an electromagnetic clutch, and the swing arm driving device drives the swing arm to swing in a forward direction or a reverse direction through the electromagnetic clutch.
3. The swing arm measuring device for the rice huller as claimed in claim 2, wherein the surface of the speed measuring wheel is provided with a contact sensor, and the contact sensor is in communication connection with the control unit;
the electromagnetic clutch is in communication connection with the control unit, and the control unit controls the separation and the closing of the electromagnetic clutch based on a signal detected by the contact sensor.
4. The swing arm measuring device for rice huller as claimed in claim 1, wherein the tachometer wheel comprises:
the inner part of the speed measuring wheel body is of a hollow structure and is provided with two arc magnets which are symmetrically distributed;
the dynamic electricity generating metal net is arranged inside the speed measuring wheel body, the dynamic electricity generating metal net is cylindrical, current collecting metal rings are arranged at two ends of the dynamic electricity generating metal net, and the current collecting metal rings are connected to an external ammeter through wires.
5. The swing arm measuring device for rice huller as claimed in claim 4 wherein the tachometer wheel body is rotatably mounted at the other end of the swing arm, and the electrokinetic wire mesh is fixedly mounted at the other end of the swing arm.
6. The swing arm measuring device for the rice huller as claimed in claim 1, further comprising a baffle for limiting the reverse swing of the swing arm.
7. The swing arm measuring device for the rice huller as claimed in claim 1, wherein the steering engine has a driving mechanism for driving the steering engine to move along the transverse moving shaft.
8. The swing arm measuring device for rice huller as claimed in claim 4, wherein the other end of the swing arm has a support, and the tachometer wheel body is mounted on the support through a bearing.
9. A swing arm measurement method for a rice huller, the method comprising:
step 1: the steering engine drives the swing arm to deflect, so that the surface of the speed measuring wheel body contacts the rubber roller;
step 2: controlling the electromagnetic clutch to separate so that the swing arm and the rubber roller are kept in a contact state;
and step 3: measuring the rotation angle of the swing arm by using an angle sensor;
and 4, step 4: measuring the speed of a speed measuring wheel body by using a speed measuring motor of the speed measuring wheel;
and 5: the control unit calculates the diameter of the rubber roller at the contact position according to the rotation angle of the swing arm, and calculates the speed of the rubber roller according to the speed of the speed measuring wheel body.
10. The swing arm measurement method for rice huller as claimed in claim 9 further comprising:
step 6: controlling the electromagnetic clutch to be closed, so that the swing arm rotates reversely, and the surface of the speed measuring wheel body is separated from the rubber roller;
and 7: and (5) controlling the steering engine to move to different positions along the transverse moving shaft, and repeating the steps 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111364985.2A CN114295857A (en) | 2021-11-17 | 2021-11-17 | Swing arm measuring device and method for rice huller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111364985.2A CN114295857A (en) | 2021-11-17 | 2021-11-17 | Swing arm measuring device and method for rice huller |
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| Publication Number | Publication Date |
|---|---|
| CN114295857A true CN114295857A (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111364985.2A Pending CN114295857A (en) | 2021-11-17 | 2021-11-17 | Swing arm measuring device and method for rice huller |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000176382A (en) * | 1998-10-08 | 2000-06-27 | Yamamoto Co Ltd | Rice husking and sorting apparatus |
| TW456267U (en) * | 2000-01-07 | 2001-09-21 | Yau Gau Huei | Structure for automatic grain grinding machine |
| JP2004305793A (en) * | 2003-04-02 | 2004-11-04 | Kubota Corp | Roll gap adjusting device of huller and roll gap adjusting method |
| CN103759697A (en) * | 2014-01-27 | 2014-04-30 | 国家电网公司 | Surveying instrument for turbine runner blade shape |
| CN108355740A (en) * | 2018-04-17 | 2018-08-03 | 武汉轻工大学 | The hulling machine system of self feed back automation compensation |
| CN108746251A (en) * | 2018-07-13 | 2018-11-06 | 中铝瑞闽股份有限公司 | A kind of method and device measuring aluminium coiled material coil diameter based on gyro sensor |
| CN109798859A (en) * | 2019-04-02 | 2019-05-24 | 福建远创喷码系统科技有限公司 | A kind of steel pipe automatic measurement system and steel pipe measurement method |
| CN213481286U (en) * | 2020-11-20 | 2021-06-18 | 益海嘉里(武汉)粮油工业有限公司 | Rubber roll thickness alarm device of full-automatic rice huller and corresponding full-automatic rice huller |
-
2021
- 2021-11-17 CN CN202111364985.2A patent/CN114295857A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000176382A (en) * | 1998-10-08 | 2000-06-27 | Yamamoto Co Ltd | Rice husking and sorting apparatus |
| TW456267U (en) * | 2000-01-07 | 2001-09-21 | Yau Gau Huei | Structure for automatic grain grinding machine |
| JP2004305793A (en) * | 2003-04-02 | 2004-11-04 | Kubota Corp | Roll gap adjusting device of huller and roll gap adjusting method |
| CN103759697A (en) * | 2014-01-27 | 2014-04-30 | 国家电网公司 | Surveying instrument for turbine runner blade shape |
| CN108355740A (en) * | 2018-04-17 | 2018-08-03 | 武汉轻工大学 | The hulling machine system of self feed back automation compensation |
| CN108746251A (en) * | 2018-07-13 | 2018-11-06 | 中铝瑞闽股份有限公司 | A kind of method and device measuring aluminium coiled material coil diameter based on gyro sensor |
| CN109798859A (en) * | 2019-04-02 | 2019-05-24 | 福建远创喷码系统科技有限公司 | A kind of steel pipe automatic measurement system and steel pipe measurement method |
| CN213481286U (en) * | 2020-11-20 | 2021-06-18 | 益海嘉里(武汉)粮油工业有限公司 | Rubber roll thickness alarm device of full-automatic rice huller and corresponding full-automatic rice huller |
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