CN210400717U - Rotor dynamic balance test machine - Google Patents
Rotor dynamic balance test machine Download PDFInfo
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- CN210400717U CN210400717U CN201921522106.2U CN201921522106U CN210400717U CN 210400717 U CN210400717 U CN 210400717U CN 201921522106 U CN201921522106 U CN 201921522106U CN 210400717 U CN210400717 U CN 210400717U
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Abstract
The utility model discloses a rotor dynamic balance testing machine, which comprises a base, a columnar case, a power unit and a fixed lock unit; base: one end of the base is provided with a motor plate; column-type chassis: the column type machine case is a cylinder, the interior of the column type machine case is hollow, four containing grooves are formed in the column type machine case, and the column type machine case is fixed at one end, far away from the motor plate, of the base. A power unit: the power unit comprises a motor, a first belt pulley, a belt, a second belt pulley and a rotating shaft, the motor is arranged on the base and is fixedly connected with one side of the motor plate, an output shaft of the motor penetrates through the motor plate, the first belt pulley is connected to the output shaft of the motor penetrating through the motor plate, the second belt pulley is rotatably connected to the top of the motor plate, the first belt pulley and the second belt pulley are in transmission connection through the belt, and the rotating shaft is provided with a side face of the second belt pulley; the detection precision is high, the manual labor is small, the equipment operation is convenient, and the service life is long.
Description
Technical Field
The utility model relates to a dynamic balance test technical field specifically is a rotor dynamic balance test machine.
Background
The rotor of the motor is an important component of the motor, the vibration caused by the unbalance of the rotor often causes equipment vibration, noise and mechanism damage, and the higher the rotating speed of the motor is, the higher the damage is. Therefore, before the motor is installed, static and dynamic balance tests must be carried out on the motor rotor through a dynamic balance testing machine, and adjustment is carried out in the testing process so that the motor rotor reaches an allowable balance precision level;
the rotor dynamic balance testing machine in the prior art is not mature, when motor rotor shafts with different diameters need to be detected, the heights of supporting plates on the left supporting mechanism and the right supporting mechanism need to be adjusted, screws on the side surfaces of the left supporting mechanism and the right supporting mechanism need to be screwed in the height adjusting process, and the supporting plates incline in the sequential tightening process of the screws, so that the motor rotor is fixed to generate deviation;
the prior art also has the defects of low detection precision, high manual labor intensity, short service life of equipment, high operation risk coefficient and the like, and can not meet the normal test requirements of people.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a rotor dynamic balance test machine, detect the precision height, the hand labor is little, equipment operation is convenient, longe-lived problem in can effectively solving the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a rotor dynamic balance test machine comprises a base, a columnar case, a power unit and a fixed lock unit;
base: one end of the base is provided with a motor plate;
column-type chassis: the columnar case is a cylinder, the interior of the columnar case is hollow, four containing grooves are formed in the columnar case, and the columnar case is fixed at one end, far away from the motor plate, of the base;
a power unit: the power unit comprises a motor, a first belt pulley, a belt, a second belt pulley and a rotating shaft, the motor is arranged on the base and is fixedly connected with one side of the motor plate, an output shaft of the motor penetrates through the motor plate, the first belt pulley is connected to the output shaft of the motor penetrating through the motor plate, the second belt pulley is rotatably connected to the top of the motor plate, the first belt pulley and the second belt pulley are in transmission connection through the belt, and the rotating shaft is provided with a side face of the second belt pulley;
a fixing lock unit: the fixed lock unit comprises a sucker lock support, a sucker, a round head lock support, a round head lock, an annular clamp, an arc-shaped telescopic sheet, a measuring spring, a fixed lock support arm and a fixed lock mounting frame, the sucker lock support is arranged at one end of the rotating shaft away from the motor plate, a sucker is arranged on the sucker lock support, the fixed lock mounting rack is rotationally connected with the rotating shaft, one side of the fixed lock mounting rack is provided with a fixed lock supporting arm, the other end of the fixed lock supporting arm is provided with a round head lock support, the round head lock is connected inside the round head lock support in a sliding way, the two annular clamps are arranged inside the columnar case, a gap is reserved between the measuring spring and the inner wall of the columnar case, telescopic grooves are formed in the end portions of the two annular clamps, the two adjacent telescopic grooves are connected with the two ends of the arc-shaped telescopic sheet in a sliding mode, and the measuring spring is arranged in a placing groove in the inner wall of the columnar case and connected with the annular clamps;
wherein, the input end of the motor is electrically connected with the output end of an external power supply through an external switch.
Further, still include the shock attenuation unit, the shock attenuation unit still includes damping spring, the solid fixed ring of spring, damping ring and damping ring bracing piece, the solid fixed ring of spring rotates to be connected in the middle part of axis of rotation, the outside of the solid fixed ring of damping spring fixed connection spring is passed through to the inboard of damping ring, damping ring bracing piece one end and the outside fixed connection of damping ring, the other end and base fixed connection. Vibration caused by the motor is reduced through the buffering of the damping spring, and the measuring precision is higher.
Further, still include quick-witted case gasket and fixed lock support column, the bottom of column type machine case is located to quick-witted case gasket, and is fixed with the base, the top of fixed lock support column is rotated and is connected the one end that the axis of rotation kept away from the motor board, and the upper surface of base is located to the bottom. The equipment such as the fixed cylindricality quick-witted case of support, fixed lock makes its non-deformable, increases life.
Furthermore, the measuring device further comprises a measuring rod and scales, wherein the measuring rod is connected in a through hole in the side face of the column-shaped case in a sliding mode, one end of the measuring rod is movably connected with the outer side of the annular clamp, the measuring rod penetrates through the center of the measuring spring, and the scales are printed on the top of the measuring rod. The moving scale of the measuring rod is shown by the scale, and the precision of dynamic balance can be measured more accurately.
Further, still include the fixed lock support arm, the fixed lock support arm includes first fixed lock support arm, button head lock support arm, the fixed lock support arm of second and swing joint ball, first fixed lock support arm fixed connection is in the side of fixed lock mounting bracket, the other end of first fixed lock support arm is equipped with the fixed lock support arm of second, the top of the fixed lock support arm of second is equipped with the swing joint ball, and the button head lock support arm passes through swing joint ball and the fixed lock support arm swing joint of second. The positions of the sucking disc lock support and the round head lock support are supported and fixed, and the fixed lock support arm enables a test object to be fixed under high-speed rotation, so that the operation is safer.
Compared with the prior art, the beneficial effects of the utility model are that: this rotor dynamic balance test machine has following benefit:
1. the damping system utilizes the buffering of the spring to reduce the vibration caused by the working of the motor on the rotating shaft, and the motor is in transmission connection by the belt, so that the vibration on the rotating shaft is greatly reduced, and the test accuracy is improved;
2. the sucker lock and the round head lock can adapt to various test objects, are not limited by the shapes and materials of the test objects, greatly reduce the labor intensity of workers, and increase the safety factor during manual operation due to the support of the fixed lock;
3. the detection precision is high, the manual labor is small, the equipment operation is convenient, and the service life is long, so that the problems in the prior art can be effectively solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the local enlarged structure at a position of the present invention.
In the figure: the measuring device comprises a base 1, a 2-column chassis, a 3 power unit, a 31 motor, a 32 first belt pulley, a 33 belt, a 34 second belt pulley, a 35 rotating shaft, a 5 fixed lock unit, a 51 suction cup lock support, a 52 suction cup, a 53 round head lock support, a 54 round head lock, a 55 annular clamp, a 56 arc-shaped telescopic sheet, a 57 measuring spring, a 58 fixed lock support arm, a 581 first fixed lock support arm, a 582 round head lock support arm, a 583 second fixed lock support arm, a 584 movable connecting ball, a 59 fixed lock mounting rack, a 6 damping unit, a 61 damping spring, a 62 spring fixing ring, a 63 damping ring, a 64 damping ring support rod, a 7 measuring unit, a 71 measuring rod, a 72 scale, a 10 motor plate, a 12 chassis gasket and a 14 fixed lock support column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a rotor dynamic balance testing machine comprises a base 1, a columnar case 2, a power unit 3 and a fixed lock unit 5
Base 1: one end of the base 1 is provided with a motor plate 10; the motor plate 10 preferably fixes the position of the motor 31 and the second pulley 34.
Column-type chassis 2: the column type machine case 2 is a cylinder, the interior of the column type machine case is hollow, four placing grooves are formed in the column type machine case, and the column type machine case 2 is fixed at one end, far away from the motor plate 10, of the base 1. And the measuring device and the buffer device are fixedly installed, so that the measuring precision is higher. The measuring device further comprises a measuring rod 71 and scales 72, the measuring rod 71 is connected in a through hole in the side face of the column-type case 2 in a sliding mode, one end of the measuring rod 71 is movably connected with the outer side of the annular clamp 55, the measuring rod 71 penetrates through the center of the measuring spring 57, and the scales 72 are printed on the top of the measuring rod 71. The scale of the movement of the measuring rod 71 is shown by the scale 72, and the precision of the dynamic balance can be measured more accurately.
A power unit 3: the power unit 3 comprises a motor 31, a first belt pulley 32, a belt 33, a second belt pulley 34 and a rotating shaft 35, the motor 31 is arranged on the base 1 and is fixedly connected with one side of the motor plate 10, an output shaft of the motor 31 penetrates through the motor plate 10, the first belt pulley 32 is connected to an output shaft of the motor 31 penetrating through the motor plate 10, the second belt pulley 34 is rotatably connected to the top of the motor plate 10, the first belt pulley 32 and the second belt pulley 34 are in transmission connection through the belt 33, and the rotating shaft 35 is provided with a side surface of the second belt pulley 34; wherein, the input end of the motor 10 is electrically connected with the output end of the external power supply through the external switch; the output operation of motor 31 drives first belt pulley 32, the transmission through belt 33 makes axis of rotation 35 high-speed operation, reduce the vibrations of motor 31 itself, increase the precision, still include shock attenuation unit 6, shock attenuation unit 6 still includes damping spring 61, the solid fixed ring of spring 62, damping ring 63 and damping ring bracing piece 64, the solid fixed ring of spring 62 rotates and connects in the middle part of axis of rotation 35, damping spring 61 fixed connection spring fixed ring 62's the outside is passed through to damping ring 63's inboard, damping ring bracing piece 64 one end and damping ring 63's outside fixed connection, the other end and base 1 fixed connection. The vibration caused by the motor 31 is reduced by the damping of the damping spring 61, so that the measurement accuracy is higher.
Fixing the lock unit 5: the fixed lock unit 5 comprises a suction disc lock support 51, a suction disc 52, a round head lock support 53, a round head lock 54, a ring-shaped clamp 55, an arc-shaped telescopic sheet 56, a measuring spring 57, a fixed lock support arm 58 and a fixed lock mounting frame 59, wherein the suction disc lock support 51 is arranged at one end of the rotating shaft 35 far away from the motor plate 10, the suction disc lock support 51 is provided with the suction disc 52, the fixed lock mounting frame 59 is rotatably connected with the rotating shaft 35, one side of the fixed lock mounting frame 59 is provided with the fixed lock support arm 58, the other end of the fixed lock support arm 58 is provided with the round head lock support 53, the round head lock 54 is slidably connected with the inside of the round head lock support 53, the ring-shaped clamps 55 are provided with two parts and are positioned inside the column-shaped case 2, a gap is reserved between the ring-shaped clamps 55 and the inner wall of the column-shaped case 2, the end parts of the two adjacent telescopic grooves are slidably connected with the two, and is connected to a ring clamp 55. The test object is convenient to assemble and disassemble, and the test object is reinforced by the fixing lock, so that the operation is safer. Still include the fixed support arm 58 that locks, the fixed support arm 58 that locks includes first fixed support arm 581, round head lock support arm 582, the fixed support arm 583 and the swing joint ball 584 that locks of second, first fixed support arm 581 fixed connection is in the side of fixed lock mounting bracket 59, the other end of first fixed support arm 581 is equipped with the fixed support arm 583 that locks of second, the top of the fixed support arm 583 that locks of second is equipped with swing joint ball 584, round head lock support arm 582 passes through swing joint ball 584 and the fixed support arm 583 swing joint that locks of second. The positions of the sucker lock support 51 and the round head lock support 53 are supported and fixed, and the fixed lock support arms 58 enable the test object to be kept fixed under high-speed rotation, so that the operation is safer.
Wherein: still include quick-witted case gasket 12 and fixed lock support column 14, quick-witted case gasket 12 locates the bottom of columnar order machine case 2, and fixed with base 1, and the top of fixed lock support column 14 is rotated and is connected the one end that axis of rotation 35 kept away from motor board 10, and the upper surface of base 1 is located to the bottom. The equipment such as the column type case 2 and the fixing lock mounting frame 59 are supported and fixed, so that the equipment is not easy to deform and the service life is prolonged.
When in use: placing a test object into an annular clamp 55 in a columnar case 2, sliding the annular clamp 55 to enable an arc-shaped telescopic sheet 56 to enter a corresponding arc-shaped groove, clamping the test object by the contracted annular clamp 55 to prevent the test object from falling off, pushing a round head lock support 53, enabling a round head lock support arm 582 to approach towards the columnar case 2 along with the rotation of a movable connecting ball lock support arm 584, enabling a round head lock 54 to be attached to the test object to enable the test object to be more stable, enabling the other end of the test object to be attached by a suction disc 52 along with the pushing of the round head lock support 53, enabling a fixed lock support arm 58 to be supported by a fixed lock support column 14 to enable the test object to be more fixed, switching on an external power supply to enable a motor 31 to start working, enabling an output shaft of the motor 31 to rotate to drive a first belt pulley 32 to rotate, enabling the rotational kinetic energy of the first belt pulley 32 to be transmitted to a second belt pulley 34 by a belt 33, enabling a rotational shaft 35 connected to, the first belt pulley 32 directly reduces the vibration generated by the motor 31 when working in a belt 33 transmission mode, the spring fixing ring 62 is rotatably connected with the rotating shaft 35, the vibration generated by the rotating shaft 35 is buffered by the damping spring 61, the rotation of the rotating shaft 35 enables the test object fixed inside the columnar case 2 to rotate, if the dynamic balance of the test object does not meet the standard, the test object touches the measuring rod 71 through the annular clamp 55, the measuring rod 71 is pushed upwards, the difference between the numerical value of the scale 72 and the initial numerical value is the result of the dynamic balance test, the test object is taken out after the test is finished, and the annular clamp 55 returns to the original position due to the inertia of the measuring spring 57.
It should be noted that in the present embodiment, the motor 31 can be freely configured according to the actual application scenario, a sienta feixima YVP/YVF315M-875KW 380V variable frequency motor is suggested to be used, and the external switch controls the motor 31 to work by using a method commonly used in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a rotor dynamic balance test machine which characterized in that: comprises a base (1), a columnar case (2), a power unit (3) and a fixed lock unit (5);
base (1): one end of the base (1) is provided with a motor plate (10);
column chassis (2): the cylindrical case (2) is cylindrical, the interior of the cylindrical case is hollow, four containing grooves are formed in the interior of the cylindrical case, and the cylindrical case (2) is fixed to one end, away from the motor plate (10), of the base (1);
power unit (3): the power unit (3) comprises a motor (31), a first belt pulley (32), a belt (33), a second belt pulley (34) and a rotating shaft (35), the motor (31) is arranged on the base (1) and fixedly connected with one side of the motor plate (10), an output shaft of the motor (31) penetrates through the motor plate (10), the first belt pulley (32) is connected to an output shaft of the motor (31) penetrating through the motor plate (10), the second belt pulley (34) is rotatably connected to the top of the motor plate (10), the first belt pulley (32) and the second belt pulley (34) are in transmission connection through the belt (33), and the rotating shaft (35) is provided with a side face of the second belt pulley (34);
securing lock unit (5): the fixed lock unit (5) comprises a sucker lock support (51), a sucker (52), a round head lock support (53), a round head lock (54), an annular clamp (55), an arc-shaped telescopic sheet (56), a measuring spring (57), a fixed lock support arm (58) and a fixed lock mounting frame (59), wherein the sucker lock support (51) is arranged at one end, away from the motor plate (10), of the rotating shaft (35), the sucker (52) is arranged on the sucker lock support (51), the fixed lock mounting frame (59) is rotatably connected with the rotating shaft (35), the fixed lock support arm (58) is arranged at one side of the fixed lock mounting frame (59), the round head lock support (53) is arranged at the other end of the fixed lock support arm (58), the round head lock (54) is slidably connected inside the round head lock support (53), the annular clamp (55) is provided with two parts and is positioned inside the column-shaped case (2), a gap is reserved between the measuring spring and the inner wall of the columnar case (2), telescopic grooves are formed in the end portions of the two annular clamps (55), the two adjacent telescopic grooves are connected with the two ends of the arc-shaped telescopic sheet (56) in a sliding mode, and the measuring spring (57) is arranged in a placing groove in the inner wall of the columnar case (2) and connected with the annular clamps (55);
wherein the input end of the motor (31) is electrically connected with the output end of an external power supply through an external switch.
2. The rotor dynamic balance testing machine of claim 1, wherein: still include shock attenuation unit (6), shock attenuation unit (6) still include damping spring (61), the solid fixed ring of spring (62), damping ring (63) and damping ring bracing piece (64), the solid fixed ring of spring (62) rotates the middle part of connecting in axis of rotation (35), the outside of the solid fixed ring of damping spring (61) fixed connection spring (62) is passed through to the inboard of damping ring (63), the outside fixed connection of damping ring bracing piece (64) one end and damping ring (63), the other end and base (1) fixed connection.
3. The rotor dynamic balance testing machine of claim 1, wherein: still include quick-witted case gasket (12) and fixed lock support column (14), the bottom of columnar order machine case (2) is located in quick-witted case gasket (12), and is fixed with base (1), the top of fixed lock support column (14) is rotated and is connected the one end that motor board (10) were kept away from in axis of rotation (35), and the upper surface of base (1) is located to the bottom.
4. The rotor dynamic balance testing machine of claim 1, wherein: the measuring device is characterized by further comprising a measuring rod (71) and scales (72), wherein the measuring rod (71) is connected in a through hole in the side face of the column-type case (2) in a sliding mode, one end of the measuring rod (71) is movably connected with the outer side of the annular clamp (55), the measuring rod (71) penetrates through the center of the measuring spring (57), and the scales (72) are printed on the top of the measuring rod (71).
5. The rotor dynamic balance testing machine of claim 1, wherein: still include fixed lock support arm (58), fixed lock support arm (58) include first fixed lock support arm (581), round-head lock support arm (582), the fixed lock support arm of second (583) and swing joint ball (584), first fixed lock support arm (581) fixed connection is in the side of fixed lock mounting bracket (59), the other end of first fixed lock support arm (581) is equipped with the fixed lock support arm of second (583), the top of the fixed lock support arm of second (583) is equipped with swing joint ball (584), round-head lock support arm (582) is through swing joint ball (584) and the fixed lock support arm of second (583) swing joint, the fixed lock support arm of second (583) and first fixed lock support arm (581) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522106.2U CN210400717U (en) | 2019-09-12 | 2019-09-12 | Rotor dynamic balance test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522106.2U CN210400717U (en) | 2019-09-12 | 2019-09-12 | Rotor dynamic balance test machine |
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| Publication Number | Publication Date |
|---|---|
| CN210400717U true CN210400717U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921522106.2U Active CN210400717U (en) | 2019-09-12 | 2019-09-12 | Rotor dynamic balance test machine |
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| CN (1) | CN210400717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136542A (en) * | 2021-12-28 | 2022-03-04 | 上力机械有限公司 | Rotor balance testing device |
-
2019
- 2019-09-12 CN CN201921522106.2U patent/CN210400717U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136542A (en) * | 2021-12-28 | 2022-03-04 | 上力机械有限公司 | Rotor balance testing device |
| CN114136542B (en) * | 2021-12-28 | 2022-11-01 | 上力机械有限公司 | Rotor balance testing device |
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Address after: No. 26, Anfu Road, Dongbang Town, Changshu City, Suzhou City, Jiangsu Province, 215000 Patentee after: Suzhou Freya Pump Manufacturing Co.,Ltd. Address before: 215300 Room 5, No. 9, Jinchang Road, Jinxi Town, Kunshan City, Suzhou, Jiangsu Province Patentee before: Kunshan Freya mechanical and Electrical Equipment Co.,Ltd. |