WO2022219940A1 - Roll abrasion detection unit, rice huller, and roll abrasion detection method for rice huller - Google Patents
Roll abrasion detection unit, rice huller, and roll abrasion detection method for rice huller Download PDFInfo
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- WO2022219940A1 WO2022219940A1 PCT/JP2022/007791 JP2022007791W WO2022219940A1 WO 2022219940 A1 WO2022219940 A1 WO 2022219940A1 JP 2022007791 W JP2022007791 W JP 2022007791W WO 2022219940 A1 WO2022219940 A1 WO 2022219940A1
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- roll
- rotating shaft
- detection unit
- wear detection
- huller
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- 238000001514 detection method Methods 0.000 title claims abstract description 56
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 28
- 235000009566 rice Nutrition 0.000 title claims abstract description 28
- 241000209094 Oryza Species 0.000 title claims description 27
- 238000005299 abrasion Methods 0.000 title abstract 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 235000013339 cereals Nutrition 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 description 19
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 15
- 238000010586 diagram Methods 0.000 description 12
- 230000009471 action Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 239000010903 husk Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 235000021329 brown rice Nutrition 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B7/00—Auxiliary devices
Definitions
- the present disclosure relates to a roll wear detection unit, a huller, and a roll wear detection method for a huller.
- the present disclosure has been made in view of the above circumstances, and includes a roll wear detection unit, a huller, and a roll of a huller that detects the wear state of a roll over time and improves the accuracy of roll wear detection. It is an object of the present invention to provide a wear detection method.
- the roll wear detection unit has a first rotating shaft. Further, the roll wear detection unit has a second rotating shaft provided in parallel with the first rotating shaft and displaceable in the centripetal direction and the centrifugal direction of the first rotating shaft. Further, the roll wear detection unit includes a body having a longitudinal axis, a first joint forming one end of the body and connected to the second rotating shaft, and the other end of the body. and a second joint fixed inside the arm. Further, the roll wear detection unit has a drive mechanism related to power transmission of the first rotating shaft and the second rotating shaft. The roll wear detection unit also includes a sensor unit that is connected to the arm and measures displacement information of the arm.
- the roll wear detection unit According to the roll wear detection unit according to the present disclosure, it is possible to provide a roll wear detection unit, a huller, and a roll wear detection method for a huller that maintain or improve the accuracy of roll wear detection.
- a schematic perspective view of a rice huller provided with a roll wear detection unit according to the present embodiment (a diagram showing a drive system such as a motor) Schematic left side view of the rice huller according to the present embodiment (a diagram showing an action part such as a roll) Schematic left side view of the roll wear detection unit according to the present embodiment (drawing showing action parts such as rolls) Schematic diagram of a sensor unit included in the roll wear detection unit according to the present embodiment Schematic right side view of the roll wear detection unit according to the present embodiment (a diagram showing a drive system such as a motor) Schematic left side view of a roll wear detection unit according to the present embodiment with a roll attached Schematic right side view of the roll wear detection unit according to the present embodiment (a diagram showing a drive system such as a motor) Schematic left side view of a roll wear detection unit according to the present embodiment with a roll attached
- Schematic diagram showing an example of a display portion provided on the rice huller according to the present embodiment Schematic diagram showing an example of parameters displayed at display locations provided in the huller according to the present embodiment and the form of the roll wear detection unit at that time
- Schematic diagram showing an example of parameters displayed at display locations provided in a rice huller equipped with rolls in which two rolls wear evenly and a form of a roll wear detection unit at that time Schematic diagram showing an example of parameters displayed at display locations provided on a rice huller where two rolls need to be exchanged with each other and the form of the roll wear detection unit at that time
- the height direction of the grain huller 10 is the Y-axis direction
- the extension of the first rotary shaft 11 and the second rotary shaft 12 of the roll wear detection unit 1 provided in the grain huller is an XYZ coordinate system is set in which the (longitudinal) direction is the Z-axis direction and the direction perpendicular to the YZ-axis is the X-axis direction.
- the thickness and dimensions of each member are omitted as appropriate for the sake of explanation.
- “rotation” includes rotation.
- “detection” includes sensing.
- the roll wear detection unit 1 is provided with a first rotating shaft 11 and in parallel with the first rotating shaft 11.
- a second rotating shaft 12 each displaceable in the centrifugal direction;
- a body 14 having a longitudinal axis;
- a first joint 15 forming one end of the body 14 and connected to the second rotating shaft 12;
- the second joint 16 that forms the other end and is fixed inside the huller 10, the arm portion 13, and the drive mechanism 17 related to power transmission of the first rotating shaft 11 and the second rotating shaft 12 and a sensor unit 33 that measures displacement information of the arm portion 13 or the second rotating shaft 12 .
- the first rotating shaft 11 is a rod-shaped member having a longitudinal axis, and is a member that can be accommodated at least partially inside the grain huller 10 .
- the 1st rotating shaft 11 accommodated in the grain huller 10 is arrange
- the second rotating shaft 12 is a member having the same or substantially the same shape and dimensions as the first rotating shaft 11 .
- FIG. 2A a diagram showing action parts such as rolls
- FIG. 3A a diagram showing a drive system such as a motor
- the first rotating shaft 11 housed in the huller 10 and the second rotary shaft 12 rotates from above to below the gap formed by the two rotary shafts when the gap formed by the two rotary shafts is used as a base point.
- the first rotating shaft 11 rotates counterclockwise and the second rotating shaft 12 rotates clockwise, thereby rotating in opposite directions.
- the rotational speed of the second rotating shaft 12 is faster than the rotational speed of the first rotating shaft 11 .
- the arm portion 13 is a columnar member, and includes a trunk portion 14 having a longitudinal axis, a first joint 15 forming one end of the trunk portion 14 and connected to the second rotating shaft 12, and the other end portion of the trunk portion 14. and a second joint 16 fixed inside the huller 10 .
- the trunk portion 14 is a linear member having a longitudinal axis, and is a member having a first joint 15 at one end and a second joint 16 at the other end.
- the first joint 15 is a portion forming one end of the trunk portion 14, and is formed by a so-called swingable joint such as a swivel joint.
- the swivel portion of the first joint 15 is connected to the second rotating shaft 12 and becomes displaceable as the second rotating shaft 12 is displaced by the action of the cylinder 50 that displaces the arm portion 13 .
- the second joint 16 is a part that forms the other end of the body part 14, and is formed of a swingable joint, like the first joint 15.
- the second joint 16 is connected and fixed inside the grain huller 10 and is not displaced from the fixed position regardless of the displacement of the second rotating shaft 12 . In other words, even when the second rotating shaft 12 is displaced, the other end of the arm portion 13 is fixed, and the one end is displaced as the second rotating shaft 12 is displaced.
- the drive mechanism 17 includes a first drive mechanism 18 that drives the second rotating shaft 12, a second drive mechanism 19 that drives the first rotating shaft 11, and rotational speeds of the first rotating shaft 11 and the second rotating shaft 12. and a clutch mechanism 20 that adjusts the
- the first drive mechanism 18 is formed by a first pulley unit 21 formed by a plurality of pulleys and a first belt 22 attached to the first pulley unit 21 .
- the second drive mechanism 19 is formed by a second pulley unit 23 formed by a plurality of pulleys and a second belt 24 attached to the second pulley unit 23 .
- the first pulley 25 attached to the first rotating shaft 11 is formed of a large-diameter portion 25a having a central through-hole and a small-diameter portion 25b having a central through-hole.
- the central axes of the through holes of the portion 25b are coaxial with each other.
- the first pulley 25 is attached to the first rotating shaft 11 by inserting one end of the first rotating shaft 11 into the through hole provided in the small diameter portion 25 b of the first pulley 25 .
- the second pulley 26 attached to the second rotating shaft 12 is a member having the same or substantially the same size and shape as the first pulley 25 .
- a second pulley 26 is attached to the second rotating shaft 12 .
- the first pulley unit 21 is formed by a second pulley 26 functioning as a driven pulley, two idle pulleys 27, and a first driving pulley 28 connected to a motor.
- the second pulley unit 23 is formed by a first pulley 25 functioning as a driven pulley, two idle pulleys 27, and a second driving pulley 29 connected to a motor.
- the second pulley 26 of the first pulley unit 21 and the first pulley 25 of the second pulley unit 23 are arranged with their peripheral surfaces facing each other.
- the first rotating shaft 11 is inserted into the through hole of the small diameter portion 25b of the first pulley 25, and the second rotating shaft 12 is inserted into the through hole of the large diameter portion 26a of the second pulley 26. Therefore, when the second pulley 26 and the first pulley 25 are arranged to face each other, the large diameter portion 25a of the first pulley 25 and the small diameter portion 26b of the second pulley 26 face each other. Also, the small diameter portion 25b of the first pulley 25 and the large diameter portion 26a of the second pulley 26 face each other.
- the first belt 22 and the second belt 24 are endless belts each made of a rubber material, and are strip-shaped members each having the same or substantially the same size.
- the first belt 22 and the second belt 24 are so-called serpentine belts that are mounted in parallel on the first pulley unit 21 and the second pulley unit 23, respectively.
- first belt 22 and the second belt 24 attached to the first pulley unit 21 and the second pulley unit 23 operate the second pulley 26 and the first pulley 25 as driven pulleys. They are mounted in contact with the peripheral surfaces of the small-diameter portions 25b and 26b of the first pulley 25, respectively.
- the peripheral surfaces of the large diameter portions 25a and 26a of the first pulley 25 and the second pulley 26 are arranged so as to be able to contact the outer peripheral surfaces of the first belt 22 and the second belt 24 via the clutch mechanism 20, respectively.
- the first pulley 25 and the second pulley 26 also function as idler pulleys for the second pulley unit 23 and the first pulley unit 21, respectively.
- the clutch mechanism 20 includes a first curved portion 30 curved along the peripheral surface of the large-diameter portion 25 a of the first pulley 25 , and curved in the direction opposite to the first curved portion 30 . and a second curved portion 31 having a curved shape along the peripheral surface of the large diameter portion 26a.
- These first curved portion 30 and second curved portion 31 are members arranged along the peripheral surfaces of the large diameter portions 25a and 26a of the respective pulleys in FIG. 3A.
- the first driving pulley 28 rotates as the motor 32a is driven, as shown in FIG. 3A.
- the contact between the large-diameter portion 26a of the second pulley 26 and the second belt 24 is caused by the second curved portion 31 moving counterclockwise along the peripheral surface of the large-diameter portion 26a of the second pulley 26 . Slip into the part. Thereby, the contact between the large diameter portion 26a and the second belt 24 is avoided.
- the first curved portion 30 disposed between the large-diameter portion 25a of the first pulley 25 and the first belt 22 moves from the contact position between the first belt 22 and the large-diameter portion 25a to the first pulley 25.
- the large-diameter portion 25a of the first pulley 25 and the first belt 22 come into contact with each other by moving counterclockwise along the peripheral surface of the large-diameter portion 25a.
- the rotation of the small diameter portion 26b of the second pulley 26 and the rotation of the large diameter portion 25a of the first pulley 25 act, and the driving of the first pulley unit 21 causes the second rotating shaft 12 to rotate more than the first rotating shaft 11. Spin at high speed.
- the motor 32b for driving the second pulley unit 23 is stopped.
- the second driving pulley 29 rotates as the motor 32b is driven, as shown in FIG. 4A.
- the first curved portion 30 moves clockwise along the circumferential surface of the large diameter portion 25 a of the first pulley 25 so that the contact portion between the large diameter portion 25 a of the first pulley 25 and the first belt 22 is slip into. Thereby, the contact between the large diameter portion 25a and the first belt 22 is avoided.
- the second curved portion 31 disposed between the large-diameter portion 26a of the second pulley 26 and the second belt 24 moves from the contact position between the second belt 24 and the large-diameter portion 26a to the second pulley 26.
- the large-diameter portion 26a of the second pulley 26 and the second belt 24 come into contact with each other by moving clockwise along the peripheral surface of the large-diameter portion 26a.
- rotation of the small-diameter portion 25b of the first pulley 25 and rotation of the large-diameter portion 26a of the second pulley 26 act, and the drive of the second pulley unit 23 causes the first rotating shaft 11 to move more than the second rotating shaft 12. rotate at high speed.
- the motor 32a for driving the first pulley unit 21 is stopped.
- the contact between the large diameter portion 25a of the first pulley 25 and the first belt 22 and the contact between the large diameter portion 26a of the second pulley 26 and the second belt 24 can be switched by the clutch mechanism 20. and switching the rotation speed of the first rotating shaft 11 and the second rotating shaft 12 by appropriately switching the driving and stopping of the first pulley unit 21 and the second pulley unit 23 after a certain period of time has passed. becomes possible. With such a feature, it is possible to solve the problem that the rotation speed cannot be changed, which is adopted in a general rice huller.
- the sensor unit 33 has an angle sensor 34 and a control section 35, is connected to the arm section 13, and detects displacement information of the arm section 13 or the second rotating shaft 12 over time. It is a unit that detects
- the angle sensor 34 measures an inclination angle (displacement angle) ⁇ , which is a physical quantity indicating the inclination state of the arm part 13 or the second rotating shaft 12, as displacement information.
- the control unit 35 can calculate the displacement distance of the arm unit 13 or the second rotating shaft 12 (the possible range of the distance of the trajectory when the second rotating shaft 12 moves (length L)). . Further, when the control unit 35 detects that the calculated value of the displacement distance is slightly lower than the preset value (threshold value) of the displacement information of the arm unit 13 or the second rotation shaft 12, the control unit 35 causes the drive circuit to By stopping the output of the drive signal, the operations of the first rotating shaft 11 and the second rotating shaft 12 are stopped.
- This "slightly low value” means that the roll attached to the second rotating shaft 12 (in the present embodiment, the second Roll 37) refers to a value not less than 5 mm in thickness.
- the sensor unit 33 operates in two types of operation modes, a measurement mode and a standby mode.
- the sensor unit 33 receives supply of first power from the power source and measures the tilt angle of the arm portion 13 or the second rotating shaft 12 by the angle sensor 34 .
- the control unit 35 generates and transmits measurement information indicating the displacement distance based on the inclination angle of the arm unit 13 or the second rotating shaft 12 .
- the sensor unit 33 operates in the standby mode, the sensor unit 33 operates by receiving a supply of a second power lower than the first power from the power supply, and waits in a state in which the operation mode can be switched to the measurement mode by the control unit 35. do.
- the sensor unit 33 measures the roll diameter, remaining roll thickness, degree of roll wear, hulling time, motor load, roll pressure, flow rate, hulling rate, etc. can be appropriately calculated and collected, and the state of the roll can be displayed as various parameters on a display mechanism described later.
- the scheduled date and time for roll replacement and the remaining time can also be displayed on the display mechanism.
- the color of the information displayed on the display mechanism can be appropriately changed according to the numerical value of various information such as the roll replacement timing, the remaining time until the end of the hulling process, and the like.
- the sensor unit 33 can detect the displacement information of the arm part 13 or the second rotating shaft 12 not only at a specific point in time but also over time, and can acquire and display various parameters based on the detected displacement information. It is possible to notify the user of the need for replacement of the roll, the wear state such as the shape of the peripheral surface of the roll, and the like at an appropriate and appropriate timing. At this time, regardless of whether the grain huller has the same wear rate of the two rolls or a grain huller with different wear rates, the user is prompted or instructed to replace the rolls at an appropriate and appropriate timing. , the wear state, such as the shape of the peripheral surface of the roll, can be notified. (Figs. 7-9).
- the huller 10 includes a roll wear detection unit 1, and a first roll 36 and a second roll connectable to a first rotation shaft 11 and a second rotation shaft 12 of the roll wear detection unit 1, respectively. and a pair of hulling units 40 formed by 37.
- the roll wear detection unit 1 incorporated in the grain huller 10 is arranged near the center to the bottom of the grain huller 10 .
- rice husks, unpolished rice, unprocessed rice, etc. can be efficiently dropped and stored in the lower portion of the rice huller 10 during the rice hulling process.
- the first roll 36 and the second roll 37 are hulling rolls connectable to the first rotating shaft 11 and the second rotating shaft 12 of the roll wear detection unit 1, respectively.
- the first roll 36 is formed of a cylindrical core portion 38 and a rubber portion 39 provided over the outer peripheral surface of the core portion 38 .
- a connecting mechanism is provided on the inner surface of the core portion 38 , and the other ends of the first rotating shaft 11 and the second rotating shaft 12 can be inserted into the opening of the core portion 38 . Thereby, the first roll 36 can be detachably attached to the first rotating shaft 11 and the second rotating shaft 12 of the roll wear detection unit 1 .
- the second roll 37 is a member formed using the same raw material as the first roll 36 and has the same or substantially the same external shape as the first roll 36 . Therefore, like the first roll 36 , the second roll 37 can be detachably attached to the first rotating shaft 11 and the second rotating shaft 12 of the roll wear detection unit 1 .
- the first roll 36 and the second roll 37 attached to the first rotating shaft 11 and the second rotating shaft 12 respectively form a pair of hulling units 40 .
- peripheral surfaces of the first pulley 25 and the second pulley 26 can be arranged so as to face each other, a pair of hullers arranged on the opposite side of the first pulley unit 21 and the second pulley unit 23 can be arranged.
- the peripheral surfaces of the first roll 36 and the second roll 37 forming the unit 40 also face each other.
- the gap between the first roll 36 and the second roll 37 is defined to the extent that the hulling process can be applied to the unhulled rice that is the target of the hulling process. be.
- the distance between the overlapping normal lines of the first roll 36 and the second roll 37 in the centrifugal direction during the hulling process (the gap between the first roll 36 and the second roll 37) is kept constant. while being displaceable. Brown rice and/or unhulled rice can pass through this gap.
- a pair of hulling units 40 forms a linear or band-shaped trajectory and is conveyed.
- the chaff transported to the pair of chaffing units 40 falls toward the gap formed between the rotating first roll 36 and second roll 37 .
- the drive of the first pulley unit 21 and the clutch mechanism 20 cause the second pulley 26 to rotate at a higher speed than the first pulley 25, and accordingly, the second roll 37 attached to the second rotating shaft 12 rotates. also rotates at a higher speed than the first roll 36 attached to the first rotating shaft 11 . Therefore, the chaff falling toward the gap formed between the first roll 36 and the second roll 37 attached to the rotating first rotating shaft 11 and the second rotating shaft 12 is rotated at two different rotation speeds.
- the rice is rubbed into two rolls to remove the husk from the rice and separated into brown rice and husk.
- the peripheral surface of the second roll 37 connected to the second rotating shaft 12 moves along with the hulling process. It wears faster than the peripheral surface of 36.
- the first rotating shaft 11 connected to the first roll 36 is swingably connected to the grain huller 10, while the second rotating shaft 12 connected to the second roll 37 moves in the centripetal and centrifugal directions. Since each can be displaced, the distance between the normal lines overlapping each other in the centrifugal direction of the first roll 36 and the second roll 37 is kept constant as the peripheral surfaces of the first roll 36 and the second roll 37 wear. , the second roll 37 is displaced toward the first roll 36 in the centrifugal direction. In other words, the second roll 37 is displaced in the centrifugal direction, that is, in the centripetal direction of the first roll 36 while maintaining the gap between the first roll 36 and the second roll 37 to the extent that hulling is possible. continue. Accordingly, the displacement angles of the arm portion 13 and the second rotating shaft 12 gradually increase.
- step S10 the displacement angle ⁇ of the arm portion 13 and the second rotating shaft 12 is measured over time by the sensor unit 33 connected to the arm portion 13 (step S10).
- the sensor unit 33 calculates the displacement distance L of the second rotating shaft 12 based on the measured displacement angle ⁇ . At this time, based on the displacement angle ⁇ and/or the displacement distance L, as shown in FIG. , etc. are appropriately calculated and collected (steps S11 and S12).
- the upper limit value (threshold value) of the distance L calculated based on the displacement angle ⁇ is set in advance and represents a reference value for controlling the stopping of the hulling process.
- step S15 When the value of the distance converted based on the displacement angle ⁇ reaches a threshold value, control is performed to stop the driving of the first pulley unit 21, and the rotation of the first rotating shaft 11 and the second rotating shaft 12 stops (step S15). At this time, before reaching step S15, the roll replacement timing and the estimated processing amount of the roll may be appropriately calculated (step S13). Further, the scheduled date and time for roll replacement and the remaining time may be displayed on the display mechanism (step S14). At this time, the color of the information displayed on the display mechanism may be appropriately changed according to the numerical value of various information such as the time to replace the rolls and the remaining time until the end of the hulling process.
- the second roll 37 was described as a member formed using the same raw material as the first roll 36, but if the hulling process can be recommended, it is limited to this. not a thing
- the first roll 36 or second roll 37 attached to a faster rotating shaft may be replaced with a harder rubber.
- the hulling process can be performed without switching the rotational speeds of the first rotating shaft 11 and the second rotating shaft 12 .
- the wear ratio of the rolls when switching the rotation speed between the rolls rotating at high speed and the rolls rotating at low speed is 1:1, and the rolls rotating at high speed and the rolls rotating at low speed when switching is not performed. While the wear ratio with the roll to be used is 2:1, it is possible to set the wear ratio to 1:1.
- first roll 36 and the second roll 37 may be exchangeable as appropriate.
- first belt 22 and the second belt 24 have been described as flat belts, but they may be V-belts.
- the rotation speed of the second rotation shaft 12 is faster than that of the first rotation shaft 11 .
- a faster than speed configuration may be employed.
- a speed change mechanism (not shown) may be employed so that the rotational speeds of the first rotating shaft 11 and the second rotating shaft 12 can be appropriately changed in multiple stages. In this case, when the value of the wear degree of the roll reaches a predetermined value of the parameter such as the roll wear degree set in advance, the first rotating shaft The rotational speeds of 11 and second rotating shaft 12 can be changed as appropriate.
- the user can select a configuration in which the wear ratio between the roll rotating at high speed and the roll rotating at low speed can be set to 2:1, and a configuration in which the wear ratio can be set to 1:1. You may provide the operation part which can be set changeably.
- 1 roll wear detection unit 10 huller, 11 first rotary shaft, 12 second rotary shaft, 13 arm part, 14 body part, 15 first joint, 16 second joint, 17 drive mechanism, 18 first drive mechanism , 19 second drive mechanism, 20 clutch mechanism, 21 first pulley unit, 22 first belt, 23 second pulley unit, 24 second belt, 25 first pulley, 25a large diameter portion, 25b small diameter portion, 26 second Pulley 26a large diameter portion 26b small diameter portion 27 idle pulley 28 first driving pulley 29 second driving pulley 30 first bending portion 31 second bending portion 32a motor 32b motor 33 sensor unit 34 Angle sensor, 35 controller, 36 first roll, 37 second roll, 38 core, 39 rubber, 40 huller unit, 41 inlet, 42 chute, 50 cylinder.
Abstract
Description
Claims (13)
- 籾摺機に備えられるロール摩耗検出ユニットであって、
第1回転軸と、
前記第1回転軸に並列して設けられ、前記第1回転軸の向心方向及び遠心方向にそれぞれ変位可能な第2回転軸と、
長手軸を有する胴部と、前記胴部の一端部を形成し、前記第2回転軸に接続する第1ジョイントと、前記胴部の他端部を形成し、前記籾摺機の内部に固定される第2ジョイントと、を備えるアーム部と、
第1回転軸及び第2回転軸の動力伝達に係る駆動機構と、
前記アーム部又は前記第2回転軸の変位情報を計測するセンサユニットと、を備える、
ロール摩耗検出ユニット。 A roll wear detection unit provided in a huller,
a first rotating shaft;
a second rotating shaft provided in parallel with the first rotating shaft and displaceable in centripetal and centrifugal directions of the first rotating shaft;
A trunk portion having a longitudinal axis, a first joint forming one end portion of the trunk portion and connected to the second rotating shaft, and the other end portion of the trunk portion being formed and fixed inside the grain huller. an arm portion comprising a second joint that is
a driving mechanism related to power transmission of the first rotating shaft and the second rotating shaft;
a sensor unit that measures displacement information of the arm or the second rotation axis,
Roll wear detection unit. - 前記センサユニットが、角度センサと、前記角度センサにより計測された前記変位情報に基づいて籾摺機の制御を行う制御部と、を含む、
請求項1に記載のロール摩耗検出ユニット。 The sensor unit includes an angle sensor and a control unit that controls the huller based on the displacement information measured by the angle sensor,
The roll wear detection unit according to claim 1. - 前記センサユニットが、前記変位情報に基づいて前記アーム部の変位距離を算出する、
請求項1又は2に記載のロール摩耗検出ユニット。 wherein the sensor unit calculates a displacement distance of the arm based on the displacement information;
The roll wear detection unit according to claim 1 or 2. - 前記第2回転軸の回転速度が前記第1回転軸の回転速度よりも速い、
請求項1~3のいずれか1項に記載のロール摩耗検出ユニット。 the rotational speed of the second rotating shaft is faster than the rotational speed of the first rotating shaft;
A roll wear detection unit according to any one of claims 1 to 3. - 前記第2回転軸の回転方向が、前記第1回転軸の回転方向とは逆方向である、
請求項1~4のいずれか1項に記載のロール摩耗検出ユニット。 The rotation direction of the second rotation shaft is opposite to the rotation direction of the first rotation shaft,
A roll wear detection unit according to any one of claims 1 to 4. - 前記第1回転軸と、前記第2回転軸と、により形成される間隙を基点にした場合、前記間隙の上部方向から下部方向に向かって前記第1回転軸及び前記第2回転軸が回転する、
請求項1~5のいずれか1項に記載のロール摩耗検出ユニット。 When the gap formed by the first rotating shaft and the second rotating shaft is used as a base point, the first rotating shaft and the second rotating shaft rotate from the upper direction to the lower direction of the gap. ,
A roll wear detection unit according to any one of claims 1 to 5. - 前記センサユニットにより算出される前記変位距離の値が所定の値以上の値である場合、前記第1回転軸及び前記第2回転軸の動作を停止させる制御をする、
請求項4~6のいずれか1項に記載のロール摩耗検出ユニット。 When the value of the displacement distance calculated by the sensor unit is a value equal to or greater than a predetermined value, performing control to stop the operation of the first rotating shaft and the second rotating shaft;
A roll wear detection unit according to any one of claims 4 to 6. - 請求項1~7のいずれか1項に記載のロール摩耗検出ユニットと、
前記第1回転軸及び第2回転軸にそれぞれ接続可能な第1ロール及び第2ロールにより形成される一対の籾摺ユニットと、を備える、
籾摺機。 A roll wear detection unit according to any one of claims 1 to 7;
A pair of hulling units formed by a first roll and a second roll connectable to the first rotating shaft and the second rotating shaft, respectively;
Rice huller. - 少なくとも前記第1回転軸に接続可能な第1ロールと、
少なくとも前記第2回転軸に接続可能な第2ロールと、を備え、
前記第1ロール及び前記第2ロールの、遠心方向の互いに重複する法線の距離を一定に保ちつつ変位可能な、
請求項8に記載の籾摺機。 a first roll connectable to at least the first rotating shaft;
a second roll connectable to at least the second rotating shaft,
Displaceable while maintaining a constant distance between overlapping normals of the first roll and the second roll in the centrifugal direction,
A rice huller according to claim 8. - 前記第1ロールと、前記第2ロールと、を交換可能な、
請求項9に記載の籾摺機。 The first roll and the second roll can be exchanged,
A rice huller according to claim 9. - 前記第1回転軸及び前記第2回転軸の回転速度を、それぞれ多段階に変更可能な変速機構を備える、
請求項8~10のいずれか1項に記載の籾摺機。 A speed change mechanism capable of changing the rotational speeds of the first rotating shaft and the second rotating shaft in multiple stages,
A rice huller according to any one of claims 8 to 10. - 前記第1ロール及び/又は前記第2ロールの状態を各種パラメーターとして表示可能な表示機構を備える、
請求項9~11のいずれか1項に記載の籾摺機。 A display mechanism capable of displaying the state of the first roll and/or the second roll as various parameters,
A rice huller according to any one of claims 9 to 11. - 籾摺りに伴って変位する軸の変位角度を計測する工程と、
前記変位角度に基づいて変位距離の値を算出する工程と、
前記値が閾値に達した場合に籾摺機の駆動を停止する工程と、を含む、
籾摺機のロール摩耗検出方法。 A step of measuring the displacement angle of the shaft that is displaced along with the hulling;
calculating a displacement distance value based on the displacement angle;
stopping driving the huller when the value reaches a threshold;
A roll wear detection method for a rice huller.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202280024918.2A CN117157149A (en) | 2021-04-12 | 2022-02-25 | Roller abrasion detection unit, rice huller and roller abrasion detection method of rice huller |
BR112023020852A BR112023020852A2 (en) | 2021-04-12 | 2022-02-25 | ROLLER WEAR DETECTION UNIT, PEELER AND ROLLER WEAR DETECTION METHOD FOR PEELER |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2021067131A JP2022162343A (en) | 2021-04-12 | 2021-04-12 | Roll wear detection unit, huller, and roll wear detecting method of huller |
JP2021-067131 | 2021-04-12 |
Publications (1)
Publication Number | Publication Date |
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WO2022219940A1 true WO2022219940A1 (en) | 2022-10-20 |
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PCT/JP2022/007791 WO2022219940A1 (en) | 2021-04-12 | 2022-02-25 | Roll abrasion detection unit, rice huller, and roll abrasion detection method for rice huller |
Country Status (4)
Country | Link |
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JP (1) | JP2022162343A (en) |
CN (1) | CN117157149A (en) |
BR (1) | BR112023020852A2 (en) |
WO (1) | WO2022219940A1 (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60111105A (en) * | 1983-11-21 | 1985-06-17 | Kinichi Mizuuchi | Device for measuring rubber roll abrasion quantity in rice hulier |
JPH05168959A (en) * | 1991-12-25 | 1993-07-02 | Kubota Corp | Roll wear warning device of rice huller |
JPH1147619A (en) * | 1997-07-29 | 1999-02-23 | Iseki & Co Ltd | Controller for husking roll gap |
JP2001347172A (en) * | 2000-06-07 | 2001-12-18 | Satake Corp | Hulling device |
JP2009255002A (en) * | 2008-04-18 | 2009-11-05 | Yanmar Co Ltd | Hulling machine |
JP2010194432A (en) * | 2009-02-24 | 2010-09-09 | Iseki & Co Ltd | Roll gap controller of huller |
JP2018020293A (en) * | 2016-08-04 | 2018-02-08 | 株式会社サタケ | Huller |
JP2021053624A (en) * | 2019-09-27 | 2021-04-08 | 株式会社サタケ | Hulling device and hulling control system |
-
2021
- 2021-04-12 JP JP2021067131A patent/JP2022162343A/en active Pending
-
2022
- 2022-02-25 CN CN202280024918.2A patent/CN117157149A/en active Pending
- 2022-02-25 BR BR112023020852A patent/BR112023020852A2/en unknown
- 2022-02-25 WO PCT/JP2022/007791 patent/WO2022219940A1/en active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60111105A (en) * | 1983-11-21 | 1985-06-17 | Kinichi Mizuuchi | Device for measuring rubber roll abrasion quantity in rice hulier |
JPH05168959A (en) * | 1991-12-25 | 1993-07-02 | Kubota Corp | Roll wear warning device of rice huller |
JPH1147619A (en) * | 1997-07-29 | 1999-02-23 | Iseki & Co Ltd | Controller for husking roll gap |
JP2001347172A (en) * | 2000-06-07 | 2001-12-18 | Satake Corp | Hulling device |
JP2009255002A (en) * | 2008-04-18 | 2009-11-05 | Yanmar Co Ltd | Hulling machine |
JP2010194432A (en) * | 2009-02-24 | 2010-09-09 | Iseki & Co Ltd | Roll gap controller of huller |
JP2018020293A (en) * | 2016-08-04 | 2018-02-08 | 株式会社サタケ | Huller |
JP2021053624A (en) * | 2019-09-27 | 2021-04-08 | 株式会社サタケ | Hulling device and hulling control system |
Also Published As
Publication number | Publication date |
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JP2022162343A (en) | 2022-10-24 |
BR112023020852A2 (en) | 2023-12-12 |
CN117157149A (en) | 2023-12-01 |
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