WO2013080269A1 - エレベータ用巻上機、及びエレベータ用巻上機の製造方法 - Google Patents
エレベータ用巻上機、及びエレベータ用巻上機の製造方法 Download PDFInfo
- Publication number
- WO2013080269A1 WO2013080269A1 PCT/JP2011/077344 JP2011077344W WO2013080269A1 WO 2013080269 A1 WO2013080269 A1 WO 2013080269A1 JP 2011077344 W JP2011077344 W JP 2011077344W WO 2013080269 A1 WO2013080269 A1 WO 2013080269A1
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- WIPO (PCT)
- Prior art keywords
- bearing
- base
- stand
- pin
- bearing base
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/08—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
- B66B11/0438—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with a gearless driving, e.g. integrated sheave, drum or winch in the stator or rotor of the cage motor
Definitions
- the present invention relates to an elevator hoist that generates a driving force for moving a car and a method for manufacturing the elevator hoist.
- a rotary shaft is rotatably supported by a first bearing base and a second bearing base, and a driving sheave that is rotated integrally with the rotary shaft is interposed between the first bearing base and the second bearing base.
- An elevator hoisting machine is known in which a motor that is arranged and generates a driving force for rotating a rotating shaft is arranged on the side opposite to a driving sheave as viewed from a first bearing stand.
- the motor includes an annular armature that is fixed to the first bearing base, and a rotor that is disposed inside the armature and that rotates together with the rotation shaft.
- the axis of the rotor is inclined with respect to the axis of the armature.
- the gap between the rotor and the armature becomes uneven, and the hoisting machine's vibration and noise increase, or the rotating shaft comes into contact with the bearing cover provided on the bearing stand. It will be.
- the brake disc tilts, so that the brake lining contacts the brake disc. Becomes non-uniform and the braking force on the rotating shaft is reduced.
- the centering operation for aligning the rotor axis line with the armature axis line with the rotor axis direction set to a predetermined direction is performed while finely adjusting the respective positions of the first bearing stand and the second bearing stand. This is time consuming and takes a lot of time.
- the present invention has been made in order to solve the above-described problems, and an elevator hoisting machine that can easily and more reliably match the axial direction of a rotating shaft with a predetermined direction, and an elevator It aims at obtaining the manufacturing method of a winding machine.
- the elevator hoisting machine includes a first bearing base provided with a first bearing, a second bearing provided with a second bearing, arranged horizontally away from the first bearing base.
- a rotary shaft provided on the base, the first bearing and the second bearing so as to be rotatable, and supported by the first bearing base and the second bearing base, and the first bearing base and the second bearing base on the upper surface.
- the support base is provided with a protrusion protruding upward from the upper surface of the support base, and each of the first bearing base and the second bearing base is in contact with the side surface of the protrusion. By doing so, it is positioned with respect to the support base so that the axial direction of the rotating shaft is a predetermined direction.
- the manufacturing method of the elevator hoist according to the present invention includes a first bearing base in which a first bearing is provided on a side surface of a protruding portion protruding upward from the upper surface of the support base, and a second bearing.
- a positioning step in which an axial direction of a rotary shaft rotatably provided on the first bearing and the second bearing is made to coincide with a predetermined direction by contacting the provided second bearing base;
- the axial direction of the rotary shaft can be easily and more reliably aligned with a predetermined direction.
- FIG. 3 is a perspective view of a main part showing a state in which the first bearing stand of FIG. It is sectional drawing which shows the winding machine for elevators by Embodiment 2 of this invention. It is sectional drawing which shows the winding machine for elevators by Embodiment 3 of this invention.
- FIG. 1 is a block diagram showing an elevator apparatus according to Embodiment 1 of the present invention.
- FIG. 2 is a cross-sectional view taken along the line II-II in FIG.
- a car 2 and a counterweight 3 are suspended in a hoistway 1 by a suspension body 4 so as to be lifted and lowered.
- the suspension body 4 for example, a rope, a belt, or the like is used.
- a machine room 5 is provided in the upper part of the hoistway 1.
- a hoisting machine (elevator hoisting machine) 6 that generates a driving force for raising and lowering the car 2 and the counterweight 3 in the hoistway 1, and a deflecting wheel 7 are provided.
- the hoisting machine 6 is provided in the hoisting machine main body 8, the hoisting machine main body 8, and is arranged horizontally in the machine sheave 5 and the driving sheave 9 rotated by the hoisting machine main body 8, and the hoisting machine It has a bed 16 (FIG. 2) which is a support for supporting the main body 8.
- the deflecting wheel 7 is arranged away from the driving sheave 9. The deflecting wheel 7 is disposed at a position shifted in the horizontal direction with respect to the driving sheave 9 and below the driving sheave 9.
- a car suspension car 10 is provided at the upper part of the car 2, and a counterweight car 11 is provided at the upper part of the counterweight 3.
- a first leashing device 12 and a second leashing device 13 are provided at the upper end portion in the hoistway 1.
- the suspension body 4 is wound around the car suspension wheel 10, the driving sheave 9, and the deflecting wheel 7 in this order from one end connected to the first leashing device 12, and then again, the driving sheave 9 and the deflecting wheel 9.
- the vehicle 7 is wound around in this order, and is then wound around the counterweight suspension vehicle 11 to reach the other end connected to the second rope stopping device 13.
- the hoisting machine 6 receives a load in a direction approaching the deflecting wheel 7 (that is, a diagonally downward load divided into a horizontal load and a vertical downward load).
- the car 2 and the counterweight 3 are moved up and down in the hoistway 1 by the rotation of the driving sheave 9.
- the hoisting machine main body 8 is supported by the upper surface of the bed 16 and the first bearing base 21 supported by the upper surface of the bed 16, and is separated from the first bearing base 21 in the horizontal direction.
- the second bearing stand 22 arranged, the first bearing stand 21 and the rotary shaft 23 supported by the second bearing stand 22, and a motor 30 that generates a driving force for rotating the rotary shaft 23. ing.
- the first bearing base 21 is provided with a first bearing 26, and the second bearing base 22 is provided with a second bearing 27.
- the first bearing 26 is fitted in a through hole provided in the first bearing base 21, and the second bearing 27 is fitted in a through hole provided in the second bearing base 22.
- the rotating shaft 23 is rotatably provided on the first bearing 26 and the second bearing 27.
- the first bearing 26 and the second bearing 27 are self-aligning bearings having an automatic centering function.
- a bearing cover 28 is fitted in the through holes of the first bearing base 21 and the second bearing base 22.
- a bearing cover 28 provided on the first bearing stand 21 covers the first bearing 26 in a state of surrounding the outer periphery of the rotating shaft 23 through a minute gap.
- a bearing cover 28 provided on the second bearing base 22 covers the second bearing 27 in a state of surrounding the outer periphery of the rotating shaft 23 through a minute gap.
- the space covered with the bearing cover 28 is filled with a lubricant (for example, grease).
- the driving sheave 9 is fixed to the rotating shaft 23 so as to be rotated integrally with the rotating shaft 23.
- the driving sheave 9 is disposed between the first bearing base 21 and the second bearing base 22.
- the axis of the drive sheave 9 matches the axis of the rotary shaft 23.
- a plurality of grooves 9 a into which the suspension body 4 is inserted are provided on the outer peripheral portion of the drive sheave 9.
- a brake disc 29 extending outward in the radial direction of the drive sheave 9 is provided on the outer periphery of the drive sheave 9.
- a brake device (not shown) having a brake lining (braking member) that contacts and separates from the brake disk 29 is supported on the bed 16.
- a braking force is generated on the brake disk 29 and the rotating shaft 23 when the brake lining comes into contact with the brake disk 29, and the braking force generated on the brake disk 29 and the rotating shaft 23 causes the brake lining to move away from the brake disk 29. Is released by.
- the motor 30 is arranged on the side opposite to the driving sheave 9 when viewed from the second bearing stand 22.
- the motor 30 includes a cylindrical stator 25 fixed to the second bearing base 22, and a rotor 24 disposed inside the stator 25 and rotated integrally with the rotation shaft 23. Yes.
- the rotor 24 has a cylindrical rotor body 31 formed integrally with the rotating shaft 23, and a permanent magnet 32 fixed to the outer peripheral surface of the rotor body 31.
- the axis of the rotor main body 31 coincides with the axis of the rotary shaft 23.
- the stator 25 includes a cylindrical stator body 33 formed integrally with the second bearing base 22, a stator coil 34 that is fixed to the inner peripheral surface of the stator body 33, and generates a rotating magnetic field when energized. have.
- the axis of the stator body 33 coincides with the axis of the through hole of the second bearing base 22.
- the rotor 24 is rotated integrally with the rotating shaft 23 by energizing the stator coil 34.
- the first bearing stand 21 has a pair of leg portions 21 a that come into contact with the upper surface of the bed 16 at both ends in the width direction of the first bearing stand 21.
- the pair of leg portions 21a are located on both sides of the rotary shaft 23 so as to sandwich the axis of the rotary shaft 23 when the first bearing base 21 is viewed from above.
- the second bearing stand 22 has a pair of leg portions 22 a that come into contact with the upper surface of the bed 16 at both ends in the width direction of the second bearing stand 22.
- the pair of leg portions 22a are located on both sides of the rotary shaft 23 so as to sandwich the axis of the rotary shaft 23 when the second bearing base 22 is viewed from above.
- FIG. 3 is a perspective view of a main part showing a state in which the first bearing stand 21 of FIG. 2 is disengaged from a predetermined position on the upper surface of the bed 16.
- the bed 16 is provided with a wall (projection) 40 that protrudes upward from the upper surface of the bed 16.
- a side surface of the wall portion 40 is a reference surface (plane) 41 that is perpendicular to the upper surface of the bed 16 and extends in a direction (predetermined direction) along a preset reference line A (FIG. 2).
- the end surface of one leg portion 21 a is a first contact surface 42 that contacts the reference surface 41 of the wall portion 40.
- the first contact surface 42 is formed in parallel with the axis of the through hole into which the first bearing 26 is fitted.
- the end surface of one leg portion 22a is a second abutment surface 43 that abuts on the reference surface 41 of the wall portion 40 as shown in FIG. ing.
- the second contact surface 43 is formed in parallel to the axis of the through hole into which the second bearing 27 is fitted.
- the first bearing stand 21 is positioned in the horizontal direction with respect to the bed 16 when the first contact surface 42 contacts the reference surface 41 of the wall 40.
- the second bearing stand 22 is positioned in the horizontal direction with respect to the bed 16 by the second contact surface 43 contacting the reference surface 41 of the wall 40.
- the wall portion 40 receives a load in the horizontal direction from among the loads received by the hoisting machine 6 when each of the first contact surface 42 and the second contact surface 43 contacts the reference surface 41. Yes. Further, the axial direction of the rotary shaft 23 is made to coincide with a predetermined direction along the reference line A when the first contact surface 42 and the second contact surface 43 are in contact with the reference surface 41. It has become. The clearance dimension between the rotor 24 and the stator 25 is uniform over the entire circumference of the motor 30 when the axial direction of the rotary shaft 23 coincides with a predetermined direction along the reference line A.
- Two bolt through holes 51 are provided in each leg 21a of the first bearing stand 21 and each leg 22a of the second bearing stand. As shown in FIG. 3, the bed 16 is provided with a plurality of bolt holes 53 into which fixing bolts (not shown) passed through the bolt through holes 51 are screwed.
- the first bearing base 21 and the second bearing base 22 are fixed to the upper surface of the bed 16 by tightening fixing bolts that are passed through the bolt through holes 51 and screwed into the bolt holes 53.
- a bearing pin insertion hole 52 is provided in each of the one leg 21 a of the first bearing base 21 and the one leg 22 a of the second bearing base 22. As shown in FIG. 3, the bed 16 is provided with a support base pin insertion hole 54. The inner diameter of the bearing base pin insertion hole 52 is the same as the inner diameter of the support base pin insertion hole 54.
- the first abutment surface 42 is in contact with the reference surface 41 in the bearing base pin insertion hole 52 provided in the first bearing base 21 and the support base pin insertion hole 54 provided in the bed 16. In the state, a common spring pin (not shown) is inserted.
- the distance L1 from the center position of the bearing stand pin insertion hole 52 provided on one leg 21a to the first contact surface 42 is a reference from the center position of the support stand pin insertion hole 54. It is larger than the distance L2 to the surface 41 (L1> L2).
- the difference between the distance L1 and the distance L2 is sufficiently smaller than the respective inner diameters of the bearing base pin insertion hole 52 and the support base pin insertion hole 54. That is, in a state where the first bearing base 21 provided with the bearing base pin insertion hole 52 is in contact with the reference surface 41, a spring common to each of the bearing base pin insertion hole 52 and the support base pin insertion hole 54.
- the center position of the bearing stand pin insertion hole 52 is shifted in the direction away from the wall portion 40 with respect to the center position of the support stand pin insertion hole 54 so that the pin can be inserted.
- the common spring pin Since the center position of the bearing stand pin insertion hole 52 is farther from the wall 40 than the center position of the support stand pin insertion hole 54, it is inserted into each of the bearing stand pin insertion hole 52 and the support stand pin insertion hole 54.
- the common spring pin generates an elastic restoring force in a direction in which the first contact surface 42 is pressed against the reference surface 41. That is, the first bearing base 21 provided with the bearing base pin insertion hole 52 is provided with a reference force by the elastic restoring force of the common spring pin inserted into each of the bearing base pin insertion hole 52 and the support base pin insertion hole 54. It is pressed against the surface 41. Thereby, the state where the first contact surface 42 is in contact with the reference surface 41 is ensured.
- the second contact surface 43 is in contact with the reference surface 41 in the bearing base pin insertion hole 52 provided in the second bearing base 22 and the support base pin insertion hole 54 provided in the bed 16.
- a common spring pin (not shown) is inserted.
- the positional relationship between the bearing base pin insertion hole 52 provided in the second bearing base 22 and the support base pin insertion hole provided in the bed 16 is the same as the bearing base pin insertion hole provided in the first bearing base 21. 52 and the positional relationship between the support base pin insertion hole 54 provided in the bed 16. Accordingly, the second bearing base 22 is similarly pressed against the reference surface 41 by the elastic restoring force of the common spring pin inserted into each of the bearing base pin insertion hole 52 and the support base pin insertion hole. Thereby, the state where the second contact surface 43 is in contact with the reference surface 41 is ensured.
- the bed 16 is installed horizontally in the machine room 5 and the hoisting machine main body 8 to which the drive sheave 9 is attached is produced (the hoisting machine main body production process).
- first bearing base 21 and the second bearing base 22 are arranged on the bed 16, and the first contact surface 42 and the second contact surface 43 are in contact with the reference surface 41 of the wall 40.
- the axial direction of the rotating shaft 23 coincides with a predetermined direction along the reference line A (positioning step).
- first bearing base 21 and the second bearing base 22 are fixed to the upper surface of the bed 16 with fixing bolts passed through the bolt through holes 51 (fixing step). Thereby, manufacture of the hoisting machine 6 is completed.
- each of the first bearing base 21 and the second bearing base 22 is a side surface of the wall 40.
- 41 is positioned relative to the bed 16 by being brought into contact with the first bearing stand 41, so that the first bearing stand can be obtained simply by bringing the first bearing stand 21 and the second bearing stand 22 into contact with the reference surface 41.
- the positioning of each of the 21 and the second bearing stand 22 can be easily and more reliably performed. Thereby, the axial direction of the rotating shaft 23 can be easily and reliably matched with a predetermined direction.
- the gap dimension between the rotor 24 and the stator 25 can be made uniform over the entire circumference of the motor 30, and the vibration, noise, etc. of the motor 30 can be reduced. Furthermore, since the horizontal load from each of the first bearing base 21 and the second bearing base 22 can be received by the reference surface 41 which is the side surface of the wall portion 40, the first bearing base 21 and the second bearing base 21 The two bearing bases 22 can be prevented from shifting in the horizontal direction with respect to the bed 16.
- the reference surface 41 that is the side surface of the wall 40 is a plane that is perpendicular to the upper surface of the bed 16 and extends in a predetermined direction, and therefore, the first bearing stand 21 and the second bearing.
- Each of the bases 22 can be more reliably prevented from tilting with respect to the reference surface 41, and the axial direction of the rotating shaft 23 can be more reliably matched with a predetermined direction.
- first bearing base 21 and the second bearing base 22 are configured such that the reference surface 41 of the wall portion 40 is caused by the elastic restoring force of a common spring pin inserted into the bearing base pin insertion hole 52 and the support base pin insertion hole 54. Therefore, the first contact surface 42 and the second contact surface 43 can be more reliably brought into contact with the reference surface 41. Thereby, each positioning of the 1st bearing stand 21 and the 2nd bearing stand 22 can be made still more reliable, and the axial direction of the rotating shaft 23 can be made to correspond with a predetermined direction more reliably.
- the first bearing base 21 and the second bearing base 22 are brought into contact with a reference surface 41 that is a side surface of the wall portion 40, so that the first Since each of the first bearing base 21 and the second bearing base 22 is positioned, the axial direction of the rotary shaft 23 is automatically adjusted by the positioning of the first bearing base 21 and the second bearing base 22.
- the axial direction of the rotary shaft 23 can be easily and more reliably matched with a predetermined direction.
- each of the first bearing base 21 and the second bearing base 22 is pressed against the reference surface 41 of the wall portion 40 by the elastic restoring force of the spring pin. Only one of the bearing base 21 and the second bearing base 22 may be pressed against the reference surface 41 by the elastic restoring force of the spring pin. Moreover, if the state where each of the first bearing base 21 and the second bearing base 22 abuts on the reference surface 41 is ensured, the first bearing base 21 and the second bearing base 21 are elastically restored by the spring pin. There may be no structure for pressing the bearing stand 22 against the reference surface 41.
- the protruding portion protruding upward from the upper surface of the bed 16 is the wall portion 40, but a plurality of positioning pins standing on the upper surface of the bed 16 may be used as the protruding portion.
- FIG. 4 is a sectional view showing an elevator hoist according to Embodiment 2 of the present invention.
- FIG. 4 is a diagram corresponding to FIG. 2 in the first embodiment.
- a plurality of (in this example, three) first positioning pins 61 arranged at intervals from each other and a plurality of (in this example, arranged at intervals) (in this example, 3) second positioning pins 62 are provided on the upper surface of the bed 16.
- Each first positioning pin 61 and each second positioning pin 62 are held on the bed 16 by being individually inserted into a plurality of pin holding holes provided on the upper surface of the bed 16 without a gap.
- Each first positioning pin 61 and each second positioning pin 62 are arranged in a line along a preset reference line A. Furthermore, each first positioning pin 61 and each second positioning pin 62 protrude upward from the upper surface of the bed 16. The outer diameters of the first positioning pins 61 and the second positioning pins 62 are the same.
- the first bearing stand 21 is positioned in the horizontal direction with respect to the bed 16 by the first contact surface 42 contacting the respective side surfaces of the first positioning pins 61.
- the second bearing stand 22 is positioned in the horizontal direction with respect to the bed 16 by the second abutment surface 43 abutting against the respective side surfaces of the respective second positioning pins 62.
- the axial direction of the rotating shaft 23 coincides with a predetermined direction by positioning the first bearing base 21 and the second bearing base 22 with respect to the bed 16.
- Other configurations are the same as those in the first embodiment.
- the first contact surface 42 is brought into contact with the first positioning pin 61 provided on the upper surface of the bed 16, and the second positioning pin provided on the upper surface of the bed 16. Since the first bearing stand 21 and the second bearing stand 22 are positioned with respect to the bed 16 by bringing the second abutment surface 43 into contact with 62, the first bearing stand 21 and the second bearing stand 22 are positioned.
- the positioning of the first bearing base 21 and the second bearing base 22 can be easily and more reliably performed by merely bringing the two bearing bases 22 into contact with the first positioning pins 61 and the second positioning pins 62. can do. Thereby, the axial direction of the rotating shaft 23 can be easily and reliably matched with a predetermined direction. Further, the first positioning pin 61 and the second positioning pin 62 can be easily provided on the upper surface of the bed 16 by a slight processing (drilling processing) on the bed 16.
- the number of the first positioning pins 61 is three, but may be one, or two or four or more.
- the number of the second positioning pins 62 is three, but may be one, two, or four or more.
- each of the first bearing base 21 and the second bearing base 22 is pressed against the side surface of the first positioning pin 61 and the side surface of the second positioning pin 62 by the elastic restoring force of the spring pin.
- it has a structure, only one of the first bearing base 21 and the second bearing base 22 is only on the side surface of the first and second positioning pins 61 and 62 by the elastic restoring force of the spring pin. You may make it the structure pressed against.
- the spring pin is elastically restored. There may be no structure in which the first bearing base 21 and the second bearing base 22 are pressed against the side surface of the first positioning pin 61 and the side surface of the second positioning pin 62 by force.
- first bearing 26 and the second bearing 27 are self-aligning bearings. However, each of the first bearing 26 and the second bearing 27 is self-aligning. A normal bearing having no function may be used. Further, either one of the first bearing 26 and the second bearing 27 may be a self-aligning bearing, and the other may be a normal bearing.
- FIG. 5 is a sectional view showing an elevator hoist according to Embodiment 3 of the present invention.
- FIG. 5 is a diagram corresponding to FIG. 2 in the first embodiment.
- a first reamer pin 71 and a second reamer pin 72 are provided on the upper surface of the bed 16 so as to be separated from each other in the direction along the reference line A (predetermined direction).
- the first reamer pin 71 and the second reamer pin 72 are provided on the bed 16 in a state where the first reamer pin 71 and the second reamer pin 72 are individually inserted into a pair of pin holding holes provided on the upper surface of the bed 16 without a gap.
- the first reamer pin 71 and the second reamer pin 72 protrude upward from the upper surface of the bed 16. Further, the axes of the first reamer pin 71 and the second reamer pin 72 are perpendicular to the upper surface of the bed 16.
- the first bearing stand 21 is provided with a first reamer pin insertion hole 73 into which the first reamer pin 71 is inserted without a gap.
- the first reamer pin insertion hole 73 is provided only in one leg portion 21 a of the pair of leg portions 21 a of the first bearing base 21.
- the first bearing stand 21 is rotatable around the first reamer pin 71 in a state where the first reamer pin 71 is inserted into the first reamer pin insertion hole 73.
- the second bearing stand 22 is provided with a second reamer pin insertion hole 74 into which the second reamer pin 72 is inserted without a gap.
- the second reamer pin insertion hole 74 is provided only in one leg portion 22 a of the pair of leg portions 22 a of the second bearing stand 22.
- the second bearing stand 22 is rotatable about the second reamer pin 72 in a state where the second reamer pin 72 is inserted into the second reamer pin insertion hole 74.
- Each of the 1st bearing 26 provided in the 1st bearing stand 21 and the 2nd bearing 27 provided in the 2nd bearing stand 22 is an automatic centering bearing with an automatic centering function.
- the axial direction of the rotary shaft 23 is determined by the rotation of the first bearing base 21 around the first reamer pin 71 and the rotation of the second bearing base 22 around the second reamer pin 72. It is adjusted in a predetermined direction along the line A.
- the wall 40 in the first embodiment and the first and second positioning pins 61 and 62 in the second embodiment are not provided on the upper surface of the bed 16. Other configurations are the same as those in the first embodiment.
- the bed 16 is installed horizontally in the machine room 5, and the first reamer pin 71 and the second reamer pin 72 are inserted into the pin holding holes so as to be separated from each other on the upper surface of the bed 16 (reamer pin installation step).
- the hoisting machine main body 8 to which the driving sheave 9 is attached is also prepared (the hoisting machine main body production process).
- first reamer pin 71 is inserted into the first reamer pin insertion hole 73
- second reamer pin 72 is inserted into the second reamer pin insertion hole 74, so that the first bearing stand 21 and the second bearing are inserted.
- a table 22 is arranged on the upper surface of the bed 16.
- the first bearing base 21 is disposed on the upper surface of the bed 16 so as to be rotatable about the first reamer pin 71
- the second bearing base 22 is configured to be rotatable about the second reamer pin 72.
- 16 is arranged on the upper surface of 16 (bearing stand arrangement step).
- the rotary shaft 23 is rotated.
- the adjustment is performed so that the axial direction of each coincides with a predetermined direction.
- the rotary shaft can be rotated by rotating the first bearing base 21 and the second bearing base 22, respectively. Adjustment to correct a slight misalignment of the 23 axes is possible (positioning step).
- first bearing base 21 and the second bearing base 22 are fixed to the upper surface of the bed 16 with fixing bolts passed through the bolt through holes 51 (fixing step). Thereby, manufacture of the hoisting machine 6 is completed.
- each of the first bearing 26 and the second bearing 27 is a self-aligning bearing, and one leg of the pair of leg portions 21 a of the first bearing stand 21 is used. Only the portion 21 a is rotatable about the first reamer pin 71, and only one leg portion 22 a of the pair of leg portions 22 a of the second bearing stand 22 rotates about the second reamer pin 72.
- the axis direction of the rotary shaft 23 is adjusted to coincide with a predetermined direction by turning around the first reamer pin 71 and turning around the second reamer pin 72.
- the position of the first bearing base 21 can be adjusted with reference to the first reamer pin 71, and the position of the second bearing base 22 can be adjusted with reference to the second reamer pin 72. it can.
- work which makes the axial direction of the rotating shaft 23 correspond to a predetermined direction can be performed easily and more reliably.
- the hoisting machine body 8 is horizontal with respect to the bed 16. It is possible to prevent displacement in the direction.
- the first bearing stand is rotatable about the first reamer pin 71.
- 21 is disposed on the upper surface of the bed 16
- the second bearing base 22 is disposed on the upper surface of the bed 16 so as to be rotatable around the second reamer pin 72, and the first bearing base 21 and the second bearing base are arranged. Since the axis 22 of the rotating shaft 23 is adjusted so as to coincide with the predetermined direction while rotating the shaft 22, the centering operation for aligning the axial direction of the rotating shaft 23 with the predetermined direction can be easily and more reliably performed. be able to.
- a pin insertion hole penetrating the leg portion 21a and the bed 16 of the first bearing base 21 together, and a second bearing A pin insertion hole penetrating the leg portion 22a and the bed 16 of the base 22 together is formed by a drill, and a reamer pin is inserted into the formed pin insertion hole to position each of the first and second bearing bases 21 and 22
- chips generated when the pin insertion hole is formed with a drill may enter the inside of the hoisting machine main body 8.
- the first and second reamer pins 71 and 72 are provided in advance on the upper surface of the bed 16, and the first and second reamer pins 71 are provided. , 72, the first and second bearing bases 21, 22 are rotated and the respective positions of the first and second bearing bases 21, 22 are adjusted. When attaching to the hoist, no chips are generated and the chips can be prevented from entering the hoisting machine main body 8.
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Sliding-Contact Bearings (AREA)
- Motor Or Generator Frames (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
Description
実施の形態1.
図1は、この発明の実施の形態1によるエレベータ装置を示す構成図である。図2は、図1のII-II線に沿った断面図である。図において、昇降路1内には、かご2及び釣合おもり3が懸吊体4により昇降可能に吊り下げられている。懸吊体4としては、例えばロープやベルト等が用いられている。昇降路1の上部には、機械室5が設けられている。機械室5内には、かご2及び釣合おもり3を昇降路1内で昇降させる駆動力を発生する巻上機(エレベータ用巻上機)6と、そらせ車7とが設けられている。
実施の形態1では、ベッド16の上面から上方へ突出する突起部が壁部40とされているが、ベッド16の上面に立てられた複数の位置決めピンを突起部としてもよい。
図5は、この発明の実施の形態3によるエレベータ用巻上機を示す断面図である。なお、図5は、実施の形態1における図2に対応する図である。図において、ベッド16の上面には、基準線Aに沿った方向(所定の方向)について互いに離して配置された第1のリーマピン71及び第2のリーマピン72が設けられている。第1のリーマピン71及び第2のリーマピン72は、ベッド16の上面に設けられた一対のピン保持穴に個別に隙間なく挿入された状態でベッド16に設けられている。第1のリーマピン71及び第2のリーマピン72は、ベッド16の上面から上方へ突出している。また、第1のリーマピン71及び第2のリーマピン72のそれぞれの軸線は、ベッド16の上面に対して垂直になっている。
Claims (7)
- 第1の軸受が設けられた第1の軸受台、
上記第1の軸受台から水平方向へ離して配置され、第2の軸受が設けられた第2の軸受台、
上記第1の軸受及び上記第2の軸受に回転自在に設けられ、上記第1の軸受台及び上記第2の軸受台に支持された回転軸、及び
上記第1の軸受台及び上記第2の軸受台を上面で支持する支持台
を備え、
上記支持台には、上記支持台の上面から上方へ突出する突起部が設けられ、
上記第1の軸受台及び上記第2の軸受台のそれぞれは、上記突起部の側面に当接されることにより、上記回転軸の軸線方向が所定の方向となるように上記支持台に対して位置決めされていることを特徴とするエレベータ用巻上機。 - 上記第1の軸受台及び上記第2の軸受台のそれぞれが当接する上記突起部の側面は、上記支持台の上面に対して垂直で、かつ上記所定の方向に沿って延びる平面であることを特徴とする請求項1に記載のエレベータ用巻上機。
- 上記突起部は、上記所定の方向へ並べられた状態で上記支持台に設けられた複数の位置決めピンであることを特徴とする請求項1に記載のエレベータ用巻上機。
- 上記支持台の上面には、支持台ピン挿入穴が設けられ、
上記第1の軸受台及び上記第2の軸受台の少なくともいずれか一方には、軸受台ピン挿入穴が設けられており、
上記軸受台ピン挿入穴が設けられた軸受台が上記突起部の側面に当接されている状態では、上記軸受台ピン挿入穴の中心位置が上記支持台ピン挿入穴の中心位置に対して上記突起部から離れる方向へずれており、
上記軸受台ピン挿入穴が設けられた軸受台は、上記軸受台ピン挿入穴及び上記支持台ピン挿入穴に挿入されたスプリングピンの弾性復元力により上記突起部の側面に押し付けられていることを特徴とする請求項1~請求項3のいずれか一項に記載のエレベータ用巻上機。 - 第1の軸受が設けられた第1の軸受台と、第2の軸受が設けられた第2の軸受台とを、支持台の上面から上方へ突出する突起部の側面に当接させることにより、上記第1の軸受及び上記第2の軸受に回転自在に設けられた回転軸の軸線方向を所定の方向に一致させる位置決め工程、及び
上記第1の軸受台及び上記第2の軸受台を上記支持台の上面に固定する固定工程
を備えていることを特徴とするエレベータ用巻上機の製造方法。 - 自動調芯軸受である第1の軸受が設けられた第1の軸受台、
上記第1の軸受台から水平方向へ離して配置され、自動調芯軸受である第2の軸受が設けられた第2の軸受台、
上記第1の軸受及び上記第2の軸受に回転自在に設けられ、上記第1の軸受台及び上記第2の軸受台に支持された回転軸、及び
上記第1の軸受台及び上記第2の軸受台を上面で支持する支持台
を備え、
上記第1の軸受台の一対の脚部のうち、一方の脚部のみが、上記支持台の上面から垂直に突出する第1のリーマピンを中心に回動可能で、
上記第2の軸受台の一対の脚部のうち、一方の脚部のみが、上記支持台の上面から垂直に突出する第2のリーマピンを中心に回動可能になっており、
上記回転軸の軸線方向は、上記第1のリーマピンを中心とする上記第1の軸受台の回動と、上記第2のリーマピンを中心とする上記第2の軸受台の回動とにより、所定の方向に調整されていることを特徴とするエレベータ用巻上機。 - 第1のリーマピン及び第2のリーマピンを互いに離して支持台の上面に設けるリーマピン設置工程、
上記リーマピン設置工程後、自動調芯軸受である第1の軸受が設けられた第1の軸受台を上記第1のリーマピンを中心として回動可能に支持台の上面に配置するとともに、自動調芯軸受である第2の軸受が設けられた第2の軸受台を上記第2のリーマピンを中心として回動可能に支持台の上面に配置する軸受台配置工程、及び
上記第1のリーマピンを中心とする上記第1の軸受台の回動と、上記第2のリーマピンを中心とする上記第2の軸受台の回動とを行うことにより、上記第1の軸受及び上記第2の軸受に回転自在に設けられた回転軸の軸線方向を所定の方向に一致させる調整を行う位置決め工程
を備えていることを特徴とするエレベータ用巻上機の製造方法。
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CN201180074732.XA CN103917473B (zh) | 2011-11-28 | 2011-11-28 | 电梯用曳引机和电梯用曳引机的制造方法 |
PCT/JP2011/077344 WO2013080269A1 (ja) | 2011-11-28 | 2011-11-28 | エレベータ用巻上機、及びエレベータ用巻上機の製造方法 |
BR112014007404A BR112014007404A2 (pt) | 2011-11-28 | 2011-11-28 | máquina de içamento de elevador, e, método de fabricação de máquina de içamento de elevador |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140014443A1 (en) * | 2010-10-15 | 2014-01-16 | Keiichi Koroki | Hoist |
JP2015089847A (ja) * | 2013-11-07 | 2015-05-11 | 株式会社明電舎 | エレベータの巻上機 |
US20180141783A1 (en) * | 2016-11-22 | 2018-05-24 | Otis Elevator Company | Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machine |
JP7494723B2 (ja) | 2020-12-16 | 2024-06-04 | 株式会社明電舎 | 巻上機、及び巻上機製造方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61273486A (ja) * | 1985-05-27 | 1986-12-03 | 株式会社東芝 | エレベ−タ用巻上機 |
JPH04341478A (ja) * | 1991-05-20 | 1992-11-27 | Mitsubishi Electric Corp | エレベータの吊り車取付装置 |
JPH07206334A (ja) * | 1994-01-19 | 1995-08-08 | Mitsubishi Electric Corp | エレベータの巻上装置及びその製造方法 |
JP2006327741A (ja) * | 2005-05-25 | 2006-12-07 | Mitsubishi Electric Corp | エレベータ機械室機器の搬入据付方法 |
JP2007220197A (ja) * | 2006-02-16 | 2007-08-30 | Tdk Corp | Vcm装置及び永久磁石の製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000128462A (ja) * | 1998-10-27 | 2000-05-09 | Hitachi Ltd | 巻上機 |
EP1512658A4 (en) * | 2002-06-07 | 2010-05-12 | Mitsubishi Electric Corp | LIFT |
CN1684894A (zh) * | 2003-02-20 | 2005-10-19 | 三菱电机株式会社 | 电梯装置 |
JP4304168B2 (ja) * | 2004-11-01 | 2009-07-29 | 揚州三星電梯有限公司 | 永久磁石同期高速無歯車牽引機 |
JP5413146B2 (ja) * | 2009-11-19 | 2014-02-12 | 三菱電機株式会社 | エレベータ用巻上機 |
-
2011
- 2011-11-28 BR BR112014007404A patent/BR112014007404A2/pt not_active IP Right Cessation
- 2011-11-28 WO PCT/JP2011/077344 patent/WO2013080269A1/ja active Application Filing
- 2011-11-28 KR KR1020147011062A patent/KR101611112B1/ko active IP Right Grant
- 2011-11-28 CN CN201180074732.XA patent/CN103917473B/zh active Active
- 2011-11-28 IN IN4312CHN2014 patent/IN2014CN04312A/en unknown
- 2011-11-28 JP JP2013546853A patent/JP5657136B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61273486A (ja) * | 1985-05-27 | 1986-12-03 | 株式会社東芝 | エレベ−タ用巻上機 |
JPH04341478A (ja) * | 1991-05-20 | 1992-11-27 | Mitsubishi Electric Corp | エレベータの吊り車取付装置 |
JPH07206334A (ja) * | 1994-01-19 | 1995-08-08 | Mitsubishi Electric Corp | エレベータの巻上装置及びその製造方法 |
JP2006327741A (ja) * | 2005-05-25 | 2006-12-07 | Mitsubishi Electric Corp | エレベータ機械室機器の搬入据付方法 |
JP2007220197A (ja) * | 2006-02-16 | 2007-08-30 | Tdk Corp | Vcm装置及び永久磁石の製造方法 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140014443A1 (en) * | 2010-10-15 | 2014-01-16 | Keiichi Koroki | Hoist |
JP2015089847A (ja) * | 2013-11-07 | 2015-05-11 | 株式会社明電舎 | エレベータの巻上機 |
WO2015068750A1 (ja) * | 2013-11-07 | 2015-05-14 | 株式会社 明電舎 | エレベータの巻上機 |
US20180141783A1 (en) * | 2016-11-22 | 2018-05-24 | Otis Elevator Company | Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machine |
EP3342746A1 (en) * | 2016-11-22 | 2018-07-04 | Otis Elevator Company | Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machine |
US10737908B2 (en) | 2016-11-22 | 2020-08-11 | Otis Elevator Company | Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machine |
US11299374B2 (en) | 2016-11-22 | 2022-04-12 | Otis Elevator Company | Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machine |
JP7494723B2 (ja) | 2020-12-16 | 2024-06-04 | 株式会社明電舎 | 巻上機、及び巻上機製造方法 |
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KR20140082735A (ko) | 2014-07-02 |
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CN103917473B (zh) | 2016-02-24 |
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