CN110542558B - Rotor detection device and detection method thereof - Google Patents
Rotor detection device and detection method thereof Download PDFInfo
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- CN110542558B CN110542558B CN201910827617.3A CN201910827617A CN110542558B CN 110542558 B CN110542558 B CN 110542558B CN 201910827617 A CN201910827617 A CN 201910827617A CN 110542558 B CN110542558 B CN 110542558B
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- 238000001514 detection method Methods 0.000 title claims abstract description 62
- 230000008878 coupling Effects 0.000 claims abstract description 22
- 238000010168 coupling process Methods 0.000 claims abstract description 22
- 238000005859 coupling reaction Methods 0.000 claims abstract description 22
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 27
- 230000007246 mechanism Effects 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 abstract description 8
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- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
- G01M13/045—Acoustic or vibration analysis
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- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a rotor detection device and a detection method thereof, wherein the detection device comprises a rotating force output shaft, a noise detector and a clamp, a clamping ferrule for radially clamping a rotor is arranged in the clamp, a shaft part of a rotating power output shaft is provided with a positioning part matched with the clamping ferrule in a clamping state on the clamp, when the clamp is adjusted to enable the clamping ferrule to be in sleeve joint with the positioning part of the rotating power output shaft, the clamping ferrule in the clamp and the rotating power output shaft form centering, after centering operation, at least three random rotors to be detected are taken, clamped in the clamping ferrule one by one, only the clamp is moved, so that one end of the rotor and a rubber coupling sleeve at the end part of the rotating power output shaft are subjected to inserting centering test, and when more than 90% of the rotors are subjected to inserting centering, the centering is qualified. After centering is qualified, the detection head of the noise detector is in contact with the peripheral surface of the non-rotating outer sleeve of the rotor to be detected to perform noise test, so that the rotor quality is detected, the detection result is accurate, and the efficiency is high.
Description
Technical Field
The invention relates to mechanical detection equipment, in particular to a rotor detection device and a detection method thereof.
Background
The rotor is a rotating body supported by a bearing, and is a main rotating member in a power machine and a work machine. With the continuous development of the mechanical field, more and more machines run at high speed, so that the requirements on the rotor are higher and higher, and meanwhile, the requirements on the equipment for detecting the rotor are also higher and higher. The existing rotor detection is mainly through noise and vibration testing for quality detection. Before noise or vibration test, the rotor and the rotary power part are required to be in transmission connection, and centering is required during transmission connection, so that transmission errors are reduced, and the reliability and the accuracy of detection are ensured. However, the existing centering between the rotor clamp and the rotating power part usually relies on the clamp to clamp the standard rotor part for centering test, when the clamp and the rotating power part have no problem, the centering test mode is feasible, but after the equipment is used for a long time, the centering test by using the clamping standard rotor part is obviously inaccurate under the condition that whether the rotating power part or the clamp has obvious abrasion or deformation or not can not be determined, and once the centering is not in accordance with the requirement, the follow-up test has deviation, thereby influencing the accuracy and the authenticity of the detection result. For this reason, improvements in reliability in existing rotor inspection are to be made.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide a rotor detection device and a detection method thereof for solving the technical problems that the existing similar rotor detection equipment is poor in detection reliability and accuracy and the qualification rate is affected. The aim is achieved by the following technical scheme.
The utility model provides a rotor detection device, this detection device includes organism, noise detector, anchor clamps, and the organism is equipped with the power unit that is used for driving the rotor and rotates, and is used for the horizontal location the board of anchor clamps, power unit includes rotatory power output shaft, rubber coupling sleeve, and rubber coupling sleeve one end is cup jointed fixedly with rotatory power output shaft output end centering, and the other end is equipped with the jack of grafting linkage with the pivot one end centering of the upper rotor of anchor clamps, anchor clamps are including having the regulation frame of following the three-way regulation of space rectangular coordinate system X, Y, Z, and are located the clamping mechanism that is used for pressing from both sides tight location rotor in regulation frame upper end, and the X direction of regulation frame, Y direction regulation are along the horizontal regulation of board, and wherein X direction corresponds the axial direction of rotatory power output shaft, and the Z direction regulation of regulation frame is along the vertical regulation of board; the rotary power output shaft clamping device is characterized in that a clamping ferrule which radially clamps the rotor when the clamping mechanism clamps is arranged in the clamping mechanism, a shaft part of the rotary power output shaft is provided with a positioning part matched with the clamping ferrule in a clamping state, and when the adjusting machine base is adjusted to enable the clamping ferrule to be in sleeve joint fit with the positioning part of the rotary power output shaft, the clamping ferrule in the clamp is centered with the rotary power output shaft. Through the structure, the centering of the clamping ring in the rotary power output shaft and the clamp can be easily realized, so that the centering state of the rubber coupling sleeve of the rotary power output shaft and the rotor in the clamping ring is conveniently detected, the centering transmission stability and reliability between the rotor and the rotary power output shaft are ensured, and the rotor detection result is more accurate.
When the clamping ferrule is matched with the positioning part of the rotary power output shaft, a non-deformed ferrule standard part is clamped in the clamping ferrule, and the ferrule standard part and the positioning part form centering and sleeving positioning. Through the structure, the influence of deformation errors after clamping the clamping ring on centering operation of the clamping ring and the positioning part can be effectively reduced.
The shaft part of the rotary power output shaft is provided with a positioning part, and the shaft sleeve part of the rubber coupling sleeve is provided with the positioning part. With this structure, the rotation power output shaft and the rotor can be driven in alignment and the alignment state can be detected.
The adjusting machine seat comprises a base and an adjusting seat, the base is fixed with the machine table through adjusting bolts, bolt adjusting holes for connecting the adjusting bolts and forming X-direction guide for the adjusting bolts are formed in two sides of the base, and a guide sliding block groove for forming X-direction guide for a sliding block on the upper end face of the machine table is formed in the bottom of the base; the upper end face of the base is fixedly provided with a vertical plate which is arranged in the Z direction, the vertical plate is provided with a slide bar guide hole which is communicated with the base and forms Y-direction guide along the X direction, the vertical plate is provided with a screw rod A which is positioned and rotated along the Y direction, one end of the screw rod A extends into the slide bar guide hole, and the other end of the screw rod A extends out of the vertical plate to be connected with a Y-direction adjusting knob; the inner side surface of the vertical plate along the X direction is provided with a sliding block A arranged along the Y direction, one side surface of the adjusting seat is provided with a sliding groove A matched with the sliding block A to be guided in the Y direction, a bulge at the sliding groove A is provided with a sliding rod which extends into the sliding rod guide hole and forms limit sliding along the sliding rod guide hole in the Y direction, and the sliding rod is provided with a screw hole which is arranged along the Y direction and is in threaded transmission with the screw rod A; the other side surface of the adjusting seat, which is away from the chute A, is provided with a chute B which is arranged in a Z direction, the bottom of the clamping mechanism is provided with a vertical bracket, and the inner side surface of the vertical bracket is provided with a sliding block B which is matched with the chute B to be guided in the Z direction; a concave transmission cavity is arranged on one side surface of the sliding chute B in the adjusting seat, a shaft lever for positioning and rotating is arranged on the adjusting seat along the Y direction, one end of the shaft lever extends into the transmission cavity to be connected with a worm, the other end of the shaft lever extends out of the outer side surface of the adjusting seat to be fixedly connected with a Z-direction adjusting knob, the adjusting seat is provided with a screw B which is positioned and rotated along the Z direction, one end of the screw B extends into the transmission cavity to be connected with the turbine, the worm is in transmission fit with the turbine, and the other end of the screw B extends out of the adjusting seat and is in threaded transmission fit with a threaded hole arranged at the bottom of the clamping mechanism along the Z direction; the top of the clamping mechanism is provided with a positioning seat and a clamping block, namely a clamping hole for clamping the clamping ferrule is formed between the positioning seat and the clamping block, one end of the clamping block is positioned and hinged with the positioning seat, and the other end of the clamping block is locked and fixed with the positioning seat through a bolt. The structure is a specific structure of the clamp, the whole structure is stable, the adjustment operation is reliable and convenient, and the accuracy of rotor quality detection is ensured.
The sliding chute A and the sliding chute B are dovetail-shaped sliding chutes, the sliding rods and the adjusting seat are positioned in a penetrating way, namely, one end of each sliding rod is provided with a limiting rotation stopping block, the surface of the sliding chute B of the adjusting seat is provided with a rotation stopping limiting groove which is matched with the limiting rotation stopping block to form a rotation stopping limit, and the other end of each sliding rod penetrates through the adjusting seat and stretches into the sliding rod guide hole. Through this structure, improve the stability of adjusting the seat and adjust, and make things convenient for the dismouting.
The clamping mechanism comprises a connecting block A and a connecting block B, wherein the connecting block A is fixedly connected with the positioning seat into a whole, the connecting block B is connected with the vertical support into a whole, and the connecting block A and the connecting block B are locked and fixed through bolt pieces. Through this structure, conveniently dismantle or change clamping mechanism's positioning seat, clamp the piece as required.
The regulating seat is towards a side fixed connection limiting plate of Y orientation, and the limiting plate is equipped with the spacing slide hole that the Z set up, sets up sliding fit's spacing knob in the spacing slide hole, and spacing knob one end is the knob end, and the other end is the screw thread end, and the knob end is spacing in spacing slide hole outside, the screw thread end pass behind the spacing slide hole with the locking hole screw thread locking that corresponds of vertical support. Through this structure, form effectual spacing to anchor clamps Z to adjusting, prevent to appear Z to adjust the problem of slippage.
The screw A is positioned and rotated relative to the vertical plate, and comprises the following structures: a vertical plate is fixedly connected with a screw positioning seat with a limiting notch through a screw, a rod part of the screw A is provided with a limiting part limited in the limiting notch of the screw positioning seat, one end of the screw A movably penetrates out of the screw positioning seat and is fixedly connected with a Y-direction adjusting knob through a pin, and the Y-direction adjusting knob is limited on the outer side face of the screw positioning seat. The structure is simple and convenient to assemble and connect.
The shaft rod and the screw rod B are positioned and rotated relative to the adjusting seat, and the structure is as follows: the shaft rod and the worm, the screw B and the worm wheel are fixed through pins, and the fixed worm wheel and worm are limited in the transmission cavity. The structure is simple and convenient to assemble and connect.
The detection method of the rotor detection device comprises the following operation steps:
Step one, centering operation, namely adjusting an adjusting base of the clamp along the Y direction and the Z direction, so that when the clamp moves in place along the X direction, a clamping ferrule clamped on the clamp and a positioning part of the rotary power output shaft form sleeve positioning, and after sleeve positioning, the current Y direction and the Z direction adjusting state of the adjusting base is kept, and the adjusting base moves reversely along the X direction to an initial position;
Step two, checking centering operation, namely taking at least three random rotors to be tested, clamping and positioning the rotors in a clamping ring of the clamp one by one, pushing the clamp to move along the X direction, enabling a rotating shaft at one end of the rotor to be spliced with a rubber coupling sleeve at the end part of the rotating power output shaft, and if more than half of the rotors cannot be spliced in a centering way, replacing the rubber coupling sleeve at least once; if more than half of the rotors can not be spliced after replacement, the clamping ring is replaced at least once, and after the step one centering operation is carried out again, the step two operation is carried out again; if more than half of the rotors cannot be spliced, at least one rotating power output shaft is replaced, after the step one centering operation is carried out again, the step two operation is carried out again until more than 90% of the rotors which are randomly taken out complete splicing centering, and centering detection is completed;
Step three, after centering detection is completed, the rotors to be detected are tested one by one, the rotors to be detected are clamped and positioned in clamping rings of the clamp, then the clamp is pushed to enable a rotating shaft of the rotors to be in plug-in linkage with the rubber coupling sleeve, a rotating power output shaft of a machine body is started to drive the rotors to rotate, a detection head of the noise detector is abutted against the peripheral surface of a non-rotating outer sleeve of the rotors, namely, the quality of the rotors is judged through detecting the working noise value of the rotors, after one rotor is detected, the clamp is reset, the next rotor to be detected is replaced, and the repeated operation is carried out, so that the detection of all the rotors to be detected is realized; and the noise detector always keeps the detection position state after the detection of the first rotor to be detected is finished, and resets until all the rotors to be detected are detected.
The invention has compact integral structure, the rotor is clamped on the clamp, the centering connection between the rotor and the transmission part can be realized, and the centering state detection is convenient, so that the reliability of rotor detection and the accuracy of the result are ensured, the detection process is simple and efficient, and the invention is suitable for being used as detection devices of various rotors or the structural improvement of similar devices.
Drawings
Fig. 1 is a schematic view of a partially exploded construction of a clamp of the present invention.
Fig. 2 is a schematic diagram of the front structure of the clamp of the present invention.
Fig. 3 is a schematic view of the structure of the surface of the adjusting seat chute B of the clamp of the present invention.
Fig. 4 is a schematic perspective view of the clamp of the present invention.
Fig. 5 is a schematic diagram of the detection state structure of the present invention.
Fig. 6 is a schematic diagram of the centering structure of the rotary power take-off shaft and the clamping collar in the clamp according to the invention.
FIG. 7 is a schematic view of the centering of the rubber sleeve of the present invention with the shaft of the rotor on the fixture.
The serial numbers and names in the figures are: 1. the device comprises a base, 101, a bolt adjusting hole, 102, a guide slide block groove, 2, a vertical plate, 201, a slide bar guide hole, 202, a slide block A,3, a screw A,4, a screw positioning seat, 401, a limit notch, 5, a Y-direction adjusting knob, 6, an adjusting seat, 601, a slide groove A,602, a slide groove B,603, a slide bar, 604, a screw hole, 605, a transmission cavity, 606, a rotation stopping limit groove, 7, a Z-direction adjusting knob, 8, a screw B,9, a limit plate, 901, a limit slide hole, 10, a limit knob, 11, a vertical support, 1101, a slide block B,1102, a locking hole, 12, a connection block B,13, a connection block A,14, a positioning seat, 15, a clamping ferrule, 16, a clamping block, 17, a bolt, 1701, a bolt spanner, 18, a shaft lever, 19, a worm, 20, a turbine, 21, a machine body, 2101, a machine table, 22, a rotary power output shaft, 23, a positioning part, 24, a rubber coupling sleeve, 25, a noise detector, 26 and a rotor.
Detailed Description
The invention will now be further described with reference to the accompanying drawings.
As shown in fig. 5-7, the rotor detecting device comprises a machine body 21, a noise detector 25 and a clamp, wherein the machine body is provided with a power mechanism for driving a rotor to rotate and a machine table 2101 for horizontally positioning the clamp, the power mechanism comprises a rotary power output shaft 22 and a rubber coupling sleeve 24, one end of the rubber coupling sleeve is fixedly sleeved with the output end of the rotary power output shaft in a centering way, the other end of the rubber coupling sleeve is provided with a jack which is in centering and splicing linkage with one end of a rotating shaft of the rotor on the clamp, the clamp comprises an adjusting machine seat with three-way adjustment along a space rectangular coordinate system X, Y, Z, and a clamping mechanism which is positioned at the upper end of the adjusting machine seat and used for clamping and positioning the rotor, the X-direction and Y-direction adjustment of the adjusting machine seat refers to the horizontal adjustment along the machine table, wherein the X-direction corresponds to the axial direction of the rotary power output shaft, and the Z-direction adjustment of the adjusting machine seat refers to the vertical adjustment along the machine table. The clamping mechanism is internally provided with a clamping ferrule 15 which radially clamps the rotor when the clamping mechanism clamps, the shaft part of the rotary power output shaft is provided with a positioning part 23 matched with the clamping ferrule in a clamping state, and when the adjusting machine base is adjusted to enable the clamping ferrule to be in sleeve joint fit with the positioning part of the rotary power output shaft, the clamping ferrule in the clamp and the rotary power output shaft form centering.
Besides the above structure, a non-deformed ferrule standard member can be designed, and by placing the ferrule standard member in the clamping ferrule 15, when the clamping ferrule is clamped by the clamp, the clamping ferrule clamps the ferrule standard member, and the ferrule standard member and the positioning part 23 of the rotary power output shaft 22 are used for forming a sleeve positioning, so that compared with the process of directly sleeve positioning with the rotary power output shaft by using the clamping ferrule, the centering precision is higher and more accurate.
Further, the above-mentioned structure in which the shaft portion of the rotary power output shaft 22 is provided with the positioning portion 23 may be replaced by a structure in which the shaft sleeve portion of the rubber coupling sleeve 24 is provided with the positioning portion, and the structure can also achieve the purposes of centering and driving the rotary power output shaft and the rotor 26, and detecting the centering state.
As shown in fig. 1-4, the fixture comprises an adjusting base and a clamping mechanism, the adjusting base comprises a base 1 and an adjusting base 6, the base and the machine 2101 are fixed through adjusting bolts, bolt adjusting holes 101 for connecting the adjusting bolts and forming an X-direction guide for the adjusting bolts are formed in two sides of the base, and a guide slide block groove 102 for forming an X-direction guide for a slide block on the upper end face of the machine is formed in the bottom of the base. The X-direction adjusting structure is formed, and when the X-direction adjusting structure is used, the X-direction movement adjustment of the clamp can be realized by loosening and tightening the adjusting bolt.
The fixed riser 2 that is equipped with Z to setting of base up end, riser are equipped with along X to link up the setting and form Y to the slide bar guiding hole 201 of direction, and the riser is equipped with the rotatory screw rod A3 of location along Y to, and the rotatory concrete structure of location is: the vertical plate is fixedly connected with a screw positioning seat 4 with a limiting notch 401 through a screw on one side face in the Y direction, a limiting part limited in the limiting notch of the screw positioning seat is arranged on the rod part of the screw A, one end of the screw A movably penetrates out of the screw positioning seat and is fixedly connected with a Y-direction adjusting knob 5 through a pin, the Y-direction adjusting knob is limited on the outer side face of the screw positioning seat, and the other end of the screw A movably stretches into a guide hole of the slide rod, so that the screw A can be positioned and rotated relative to the vertical plate. The riser is equipped with along the slider A202 of Y orientation setting along the medial surface in X orientation, and an adjusting seat side is equipped with and cooperates and be Y to spout A601 of direction with slider A, and spout A department arch is equipped with stretches into in the slide bar guiding hole to form Y to spacing gliding slide bar 603 along the slide bar guiding hole, the slide bar be equipped with along Y orientation setting and with screw A screw drive's screw 604. The Y-direction adjusting structure is formed, and when the Y-direction adjusting structure is used, the Y-direction adjusting knob is operated by screwing, so that the screw A and the slide rod are driven to form threaded transmission, the slide rod forms Y-direction adjustment along the guide hole of the slide rod, and the adjusting seat drives the clamp to form Y-direction adjustment.
The other side face of the adjusting seat, which is away from the chute A, is provided with a chute B602 which is arranged in the Z direction, the bottom of the clamping mechanism is provided with a vertical support 11, and the inner side face of the vertical support is provided with a sliding block B1101 which is matched with the chute B to be guided in the Z direction. The side that spout B is located is equipped with indent transmission chamber 605 in the regulation seat, and the regulation seat is equipped with the rotatory axostylus axostyle 18 of location along Y to, and axostylus axostyle one end stretches into the transmission intracavity and passes through pin fixed connection worm 19, and the axostylus axostyle other end stretches out regulation seat lateral surface fixed connection Z to adjust knob 7, and the regulation seat is equipped with the rotatory screw rod B8 of location along Z to, and screw rod B one end stretches into the transmission intracavity and passes through pin fixed connection turbine 20, worm and turbine transmission cooperation, and worm and turbine limit are located the transmission intracavity. The other end of the screw rod B extends out of the adjusting seat and is in threaded transmission fit with a threaded hole formed in the bottom of the clamping mechanism along the Z direction. The Z-direction adjusting structure is formed, when the Z-direction adjusting structure is used, the Z-direction adjusting knob is operated through screwing, so that the shaft lever and the worm are driven to rotate, the worm drives the turbine and the screw B to rotate, and finally the screw B drives the clamp to realize Z-direction lifting adjustment.
Among the above-mentioned Z to adjusting structure, still include limit structure, specifically: the regulating seat 6 is towards a side fixed connection limiting plate 9 of Y orientation, and the limiting plate is equipped with spacing slide hole 901 that the Z set up, sets up sliding fit's spacing knob 10 in the spacing slide hole, and spacing knob one end is the knob end, and the other end is the screw thread end, and the knob end is spacing in spacing slide hole outside, and the screw thread end passes behind the spacing slide hole locking hole with the locking hole 1102 screw thread locking that vertical support 11 corresponds.
The top of the clamping mechanism is provided with a positioning seat 14 and a clamping block 16, namely a clamping hole for clamping a clamping ferrule 15 is formed between the positioning seat and the clamping block, one end of the clamping block is positioned and hinged with the positioning seat, the other end of the clamping block is locked and fixed with the positioning seat through a bolt, the bolt head of the bolt is a hexagon socket and is used for connecting a hexagon spanner, and the clamping block is clamped with the positioning seat by operating the hexagon spanner. The clamping mechanism further comprises a connecting block A12 and a connecting block B13, wherein the connecting block A is fixedly connected with the positioning seat into a whole, the connecting block B is connected with the vertical support into a whole, and the connecting block A and the connecting block B are locked and fixed through bolt pieces.
The sliding grooves a601 and B602 are dovetail sliding grooves, the corresponding sliding blocks a202 and B1101 are dovetail sliding blocks, the sliding rod 603 and the adjusting seat 6 are positioned in a penetrating way, namely, one end of the sliding rod is provided with a limiting rotation stopping block, the surface of the sliding groove B of the adjusting seat is provided with a rotation stopping limiting groove 606 which is matched with the limiting rotation stopping block to form a rotation stopping limit, and the other end of the sliding rod penetrates through the adjusting seat and stretches into the sliding rod guide hole 201. Through this structure, improve the stability of adjusting the seat and adjust, and make things convenient for the dismouting.
The method for detecting the rotor comprises the following operation steps:
Step one, centering operation is performed to adjust the adjusting stand of the clamp along the Y direction and the Z direction, so that when the clamp moves in place along the X direction, the clamping ferrule 15 clamped on the clamp and the positioning part 23 of the rotary power output shaft 22 form a sleeve positioning, and after the sleeve positioning, the current Y direction and the Z direction adjusting state of the adjusting stand is maintained, and the adjusting stand moves to an initial position along the X direction in a reverse direction.
Step two, checking centering operation, namely taking at least three random rotors 26 to be tested, clamping and positioning the rotors one by one in a clamping ferrule 15 of a clamp, pushing the clamp to move along the X direction, enabling a rotating shaft at one end of the rotors to be spliced with a rubber coupling sleeve 24 at the end part of a rotating power output shaft 22, and if more than half of the rotors cannot be spliced in a centering way, replacing the rubber coupling sleeve at least once; if more than half of the rotors can not be inserted in the centering after replacement, the clamping ring is replaced at least once, and the second operation is performed after the first centering operation is performed again; if more than half of the rotors cannot be centered and inserted, at least one rotating power output shaft is replaced, the step one centering operation is carried out again, the step two operation is carried out again until more than 90% of the randomly taken rotors are inserted and centered, and centering detection is completed.
Step three, after the centering detection is completed, the rotors 26 to be detected are tested one by one, the rotors to be detected are clamped and positioned in the clamping rings 15 of the clamp, then the clamp is pushed to enable the rotating shafts of the rotors to be in splicing linkage with the rubber coupling sleeves 24, the rotating power output shafts 22 of the machine body 21 are started to drive the rotors to rotate, the detection heads of the noise detectors 25 are abutted against the peripheral surfaces of the non-rotating jackets of the rotors, namely, the quality of the rotors is judged through the noise value of the work of the detection rotors, after one rotor is detected, the clamp is reset along the X-direction movement, the next rotor to be detected is replaced, and the repeated operation is carried out, so that the detection of all the rotors to be detected is realized. And after the detection of the first rotor to be detected is finished, the noise detector always keeps the detection position state until all the rotors to be detected are reset after the detection is finished.
The above description is intended to illustrate the technical means of the present invention, and not to limit the technical scope of the present invention. Obvious modifications or substitutions by one with ordinary skill in the art are within the scope of the present invention as defined by the appended claims.
Claims (9)
1. The detection method of the rotor detection device comprises a machine body (21), a noise detector (25) and a clamp, wherein the machine body is provided with a power mechanism for driving a rotor (26) to rotate and a machine table (2101) for horizontally positioning the clamp, the power mechanism comprises a rotary power output shaft (22) and a rubber coupling sleeve (24), one end of the rubber coupling sleeve is fixedly sleeved with the output end of the rotary power output shaft in a centering way, the other end of the rubber coupling sleeve is provided with a jack which is in centering and splicing linkage with one end of a rotating shaft of the rotor on the clamp, the clamp comprises an adjusting machine seat with a three-way adjustment along a space rectangular coordinate system X, Y, Z, and a clamping mechanism which is positioned at the upper end of the adjusting machine seat and used for clamping and positioning the rotor, the X-direction and Y-direction adjustment of the adjusting machine seat refers to horizontal adjustment along the machine table, wherein the X-direction corresponds to the axial direction of the rotary power output shaft, and the Z-direction adjustment of the adjusting machine seat refers to vertical adjustment along the machine table; a clamping ring (15) which radially clamps the rotor (26) when the clamping mechanism clamps is arranged in the clamping mechanism, a positioning part (23) matched with the clamping ring in a clamping state is arranged on the shaft part of the rotary power output shaft (22), and when the adjusting machine base is adjusted to enable the clamping ring to be in sleeve joint fit with the positioning part of the rotary power output shaft, the clamping ring in the clamp and the rotary power output shaft form centering; the detection method is characterized by comprising the following operation steps:
Step one, centering operation is carried out, an adjusting machine seat of the clamp is adjusted along the Y direction and the Z direction, when the clamp moves in place along the X direction, a clamping ferrule (15) clamped on the clamp and a positioning part (23) of the rotary power output shaft (22) form sleeve positioning, after sleeve positioning, the current Y direction and the Z direction position state of the adjusting machine seat is kept, and the adjusting machine seat moves to an initial position along the X direction in a reverse direction;
Step two, checking centering operation, namely taking at least three random rotors (26) to be tested, clamping and positioning the rotors in a clamping ring (15) of the clamp one by one, pushing the clamp to move along the X direction, enabling a rotating shaft at one end of the rotors to be centered and spliced with a rubber coupling sleeve (24) at the end part of the rotating power output shaft, and if more than half of the rotors cannot be centered and spliced, replacing the rubber coupling sleeve at least once; if more than half of the rotors can not be inserted in the centering after replacement, the clamping ring is replaced at least once, and after the centering operation in the step one is carried out again, the operation in the step two is carried out again; if more than half of the rotors cannot be centered and inserted, replacing the power output shaft at least once, and repeating the step one centering operation, and then performing the step two operation until more than 90% of the randomly taken rotors are inserted and centered, and finishing centering detection;
step three, after centering detection is completed, the rotors to be detected are tested one by one, the rotors to be detected are clamped and positioned in clamping rings of the clamp, then the clamp is pushed to enable a rotating shaft of the rotors to be in plug-in linkage with a rubber coupling sleeve, a rotating power output shaft of a machine body (21) is started to drive the rotors to rotate, a detection head of a noise detector (25) is abutted against the peripheral surface of a non-rotating outer sleeve of the rotors, namely, the quality of the rotors is judged through detecting noise values of the rotor work, after one rotor is detected, the clamp is reset, the next rotor to be detected is replaced, and the repeated operation is carried out, so that the detection of all the rotors to be detected is realized; and the noise detector always keeps the detection position state after the detection of the first rotor to be detected is finished, and resets until all the rotors to be detected are detected.
2. The method for detecting the rotor detection device according to claim 1, wherein when the clamping ferrule (15) is matched with the positioning part (23) of the rotary power output shaft (22), a non-deformed ferrule standard part is clamped in the clamping ferrule, and the ferrule standard part and the positioning part form a centering and nesting position.
3. The detection method of a rotor detection device according to claim 1 or 2, characterized in that the shaft portion of the rotary power output shaft (22) is provided with a positioning portion (23) in place of the boss portion of the rubber boss (24).
4. The detection method of the rotor detection device according to claim 1, wherein the adjustment base comprises a base (1) and an adjustment seat (6), the base and the machine table (2101) are fixed through adjustment bolts, bolt adjustment holes (101) for connecting the adjustment bolts and forming X-direction guide for the adjustment bolts are formed in two sides of the base (1), and a guide slide block groove (102) for forming X-direction guide for a slide block on the upper end surface of the machine table is formed in the bottom of the base; the upper end face of the base is fixedly provided with a vertical plate (2) which is arranged in the Z direction, the vertical plate is provided with a slide bar guide hole (201) which is arranged in a penetrating way and forms Y-direction guide along the X direction, the vertical plate is provided with a screw rod A (3) which is positioned and rotated along the Y direction, one end of the screw rod A extends into the slide bar guide hole, and the other end extends out of the vertical plate to be connected with a Y-direction adjusting knob (5); the inner side surface of the vertical plate along the X direction is provided with a sliding block A (202) arranged along the Y direction, one side surface of the adjusting seat is provided with a sliding groove A (601) matched with the sliding block A to be guided in the Y direction, a bulge at the sliding groove A is provided with a sliding rod (603) extending into the sliding rod guide hole and forming Y-direction limiting sliding along the sliding rod guide hole, and the sliding rod is provided with a screw hole (604) arranged along the Y direction and in threaded transmission with the screw rod A; the other side surface of the adjusting seat, which is away from the chute A, is provided with a chute B (602) which is arranged in a Z direction, the bottom of the clamping mechanism is provided with a vertical bracket (11), and the inner side surface of the vertical bracket is provided with a sliding block B (1101) which is matched with the chute B to be guided in the Z direction; a concave transmission cavity (605) is formed in one side surface of the sliding chute B in the adjusting seat, a positioning rotating shaft lever (18) is arranged on the adjusting seat along the Y direction, one end of the shaft lever extends into the transmission cavity to be connected with a worm (19), the other end of the shaft lever extends out of the outer side surface of the adjusting seat to be fixedly connected with a Z-direction adjusting knob (7), a positioning rotating screw rod B (8) is arranged on the adjusting seat along the Z direction, one end of the screw rod B extends into the transmission cavity to be connected with a turbine (20), the worm is in transmission fit with the turbine, the other end of the screw rod B extends out of the adjusting seat and is in threaded transmission fit with a threaded hole formed in the bottom of the clamping mechanism along the Z direction; the top of the clamping mechanism is provided with a positioning seat (14) and a clamping block (16), namely a clamping hole for clamping the clamping ferrule is formed between the positioning seat and the clamping block, one end of the clamping block is positioned and hinged with the positioning seat, and the other end of the clamping block is locked and fixed with the positioning seat through a bolt.
5. The method for detecting the rotor detecting device according to claim 4, wherein the sliding groove A (601) and the sliding groove B (602) are dovetail sliding grooves, the sliding blocks A (202) and the sliding block B (1101) are dovetail sliding blocks, the sliding rod (603) and the adjusting seat are positioned in a penetrating way, namely, one end of the sliding rod is provided with a limiting rotation stopping block, the surface of the sliding groove B of the adjusting seat is provided with a rotation stopping limiting groove (606) which is matched with the limiting rotation stopping block to form a rotation stopping limit, and the other end of the sliding rod penetrates through the adjusting seat and stretches into the sliding rod guiding hole.
6. The method for detecting a rotor detecting device according to claim 4, wherein the clamping mechanism comprises a connecting block A (12) and a connecting block B (13), the connecting block A is fixedly connected with the positioning seat (14) into a whole, the connecting block B is connected with the vertical support (11) into a whole, and the connecting block A and the connecting block B are locked and fixed through bolt pieces.
7. The method for detecting the rotor detection device according to claim 4, wherein a limiting plate (9) is fixedly connected to one side surface of the adjusting seat (6) towards the Y direction, a limiting sliding hole (901) arranged in the Z direction is formed in the limiting plate, a limit knob (10) in sliding fit is arranged in the limiting sliding hole, one end of the limit knob is a knob end, the other end of the limit knob is a threaded end, the knob end is limited on the outer side of the limiting sliding hole, and the threaded end penetrates through the limiting sliding hole and then is in threaded locking with a locking hole (1102) corresponding to the vertical support (11).
8. The detection method of a rotor detection device according to claim 4, characterized in that the structure of positioning rotation of the screw a (3) with respect to the riser (2) is: a vertical plate is fixedly connected with a screw positioning seat (4) with a limiting notch (401) towards one Y-direction side surface through a screw, a limiting part limited in the limiting notch of the screw positioning seat is arranged on the rod part of the screw A, one end of the screw A movably penetrates out of the screw positioning seat and is fixedly connected with a Y-direction adjusting knob (5) through a pin, and the Y-direction adjusting knob is limited on the outer side surface of the screw positioning seat.
9. The method according to claim 4, characterized in that the structure of the shaft (18) and the screw B (8) in rotation with respect to the adjustment seat (6) is: the shaft rod and the worm (19) and the screw rod B and the worm wheel (20) are fixed through pins, and the fixed worm wheel and worm are limited in the transmission cavity (605).
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