CN203241016U - Special centring device for small pump - Google Patents
Special centring device for small pump Download PDFInfo
- Publication number
- CN203241016U CN203241016U CN 201320282290 CN201320282290U CN203241016U CN 203241016 U CN203241016 U CN 203241016U CN 201320282290 CN201320282290 CN 201320282290 CN 201320282290 U CN201320282290 U CN 201320282290U CN 203241016 U CN203241016 U CN 203241016U
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- Prior art keywords
- shaft coupling
- fixed
- clamping mechanism
- isolated plant
- centering
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- A Measuring Device Byusing Mechanical Method (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a special centring device for small pumps. The special centring device is firmly fixed on a coupler through a clamping mechanism, one side of the coupler at a motor side or a pump side is fixed and the other side is in a free state by using a transmission mechanism, two couplers rotate synchronously, dial indicators are movably connected through fixed clamping heads on a measuring tool adjusting and positioning device, and the circumferential surface and the end surface of the coupler which is not fixed with the clamping mechanism are measured accurately. The special centring device for small pumps has the advantages of simple structure, strong applicability, small size, convenient portability, flexible operation and accurate measuring result, is not limited by space, and is high in work quality and working efficiency.
Description
Technical field
The utility model relates to the accurate alignment positioning device of a kind of pump, and it is specially adapted to the accurate centering of small pump shaft coupling
Background technology
Pump is connected the rotation center of two axles that shaft coupling connects with motor should be strictly concentric, shaft coupling is accurately centering, centering when mounted, otherwise will cause very large stress at shaft coupling, and will seriously affect the normal operation of other parts on axle, bearing and the axle, even cause entire machine vibration or damage etc.Therefore, the centering of pump and motor coupler, centering are one of working links very important in installation and the maintenance process.The appearance of diaxon relativity shift will cause additional load at axle, bearing and shaft coupling, even high vibration occur.Therefore, shaft coupling also should have certain compensation parallel offset ability, to remove or to reduce the additional load that is caused by the diaxon relativity shift, improves transmission performance, prolongs service life of a machine.In order to reduce the vibration of machine driven system, reduce and impact spike load, shaft coupling also need have certain bumper and absorbing shock performance.
In the centering centering work of rotating machinery, magnetic stand, dial gauge are the instruments of commonly using, magnetic stand gauge stand magnetic often occurs in the real work at the scene to be weakened, absorption affinity reduces, it is inaccurate that rotation is caused by gravity and effect of weight during to the below to measure tabular value, field apparatus is limited by mounting condition in addition, and installing space is less.Because the magnetic stand size has certain standard, exist and use magnetic stand can't turn to minimum point, can't rotate by circumference, affect work quality and work efficiency
Summary of the invention
For overcoming defects, the purpose of this utility model namely be to provide a kind of simple in structure, applicability is strong, fixedly secure on shaft coupling by clamping mechanism, opposite side is free state so that motor side or pump side shaft coupling one side are fixed to utilize gear train, and two shaft couplings rotate the pony pump centering isolated plant that reaches accurate measurement synchronously.
The purpose of this utility model is achieved through the following technical solutions:
A kind of pony pump centering isolated plant of the present utility model, it is installed on two shaft couplings, these two shaft couplings are respectively: pump side shaft coupling and motor side shaft coupling, mainly comprise: be fixed on a clamping mechanism on the shaft coupling, with the gear train that pump side shaft coupling and motor side shaft coupling rotate synchronously, also comprise being fixed on symmetrical two survey instrument regulating positioning devices installing on the described clamping mechanism;
The adjusting location-plate that described survey instrument regulating positioning device comprises positioning screw rod, be flexibly connected with this positioning screw rod, with the fixed chuck of this adjustings location-plate flexible connection, described positioning screw rod is fixedly connected with described clamping mechanism, be fixedly connected with a survey instrument on described each fixed chuck, the measuring junction of described two survey instruments docks respectively shaft coupling periphery and the end face that is not fixed with clamping mechanism simultaneously, and this shaft coupling is carried out circumference and end surface measurement;
Described gear train one side is fixedly connected on the shaft coupling that is fixed with clamping mechanism, and opposite side is movably connected on another shaft coupling.
As a kind of improvement of the present utility model, described clamping mechanism comprises symmetrical two dovetail type fixture blocks installing, these two dovetail type clamping plate is fixed on symmetrical two locking screw mandrels installing on pump side or the motor side shaft coupling.
Advance a kind of improvement as of the present utility model, be provided with the screw mandrel fixed orifice for fixing described positioning screw rod on the described dovetail type fixture block.
More advance a kind of improvement as of the present utility model, be provided with two screw mandrel fixed orifices of height on the described dovetail type fixture block.
Preferred embodiment a kind of as the utility model, described gear train comprises two symmetrical drive lead screws of installing, described drive lead screw is identical with set bolt bore dia on the shaft coupling, one end of described drive lead screw is fixed in the coupling bolt hole that is fixed with clamping mechanism, and the other end inserts in the bolt hole of another shaft coupling.
Wherein, described survey instrument is dial gauge.
As the utility model another preferred embodiment, the measuring junction of described two survey instruments simultaneously respectively docking be not fixed with shaft coupling periphery and the end face of clamping mechanism, and this shaft coupling carried out taking measurement of an angle of circumference and end surface measurement be respectively 0 degree, 90 degree, 180 degree and 270 degree.
A kind of pony pump centering isolated plant that the utility model provides, fixedly secure on shaft coupling by clamping mechanism, opposite side is free state so that motor side or pump side shaft coupling one side are fixed to utilize gear train, two shaft couplings rotate synchronously, and by the flexible connection of the fixed chuck on survey instrument regulating positioning device survey instrument, simultaneously to fixedly shaft coupling circumference and the end face of clamping mechanism are accurately measured.This apparatus structure is simple, applicability is strong, and volume is little to be convenient for carrying, flexible operation, be not subjected to space constraint, and measurement result is accurate, and work quality and work efficiency are higher.
Description of drawings
In order to be easy to explanation, the utility model is done to describe in detail by following preferred embodiment and accompanying drawing.
Fig. 1 is the schematic diagram of a kind of angle of the utility model pony pump centering isolated plant;
Fig. 2 is the schematic diagram of the another kind of angle of the utility model pony pump centering isolated plant;
Fig. 3 is the structural drawing of a kind of angle of fixed chuck in a kind of pony pump centering of the utility model isolated plant;
Fig. 4 is the structural drawing of the another kind of angle of fixed chuck in a kind of pony pump centering of the utility model isolated plant;
Fig. 5 is the structural drawing of regulating location-plate in a kind of pony pump centering of the utility model isolated plant.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Please refer to Fig. 1-2, a kind of pony pump centering isolated plant of the present utility model mainly comprises: clamping mechanism, gear train, survey instrument regulating positioning device.
Described clamping mechanism is comprised of two dovetail type fixture blocks 1, fixedly secures on the wheel hub of motor side or pump side shaft coupling by two locking screw mandrels 2.Understand for the aspect, in this example clamping mechanism is fixed on the motor coupler 8, opposite side is pump shaft coupling 9.Be provided with two screw mandrel fixed orifices 10 of height on the described dovetail type fixture block 1, select to be beneficial to two screw mandrel fixed orifices 10 of height that dial gauge 7 is measured according to the shaft coupling size.
Gear train is comprised of two drive lead screws 3, spacing according to motor coupler 8 and pump shaft coupling 9, manufacture two drive lead screws 3 identical with set bolt diametric hole 11 on the shaft coupling, one end is fixed in the bolt hole, an other end inserts in the coupling bolt hole, the symmetrical installation reaches the effect of motor side and pump side shaft coupling synchronous rotary with this.
The survey instrument regulating positioning device comprises positioning screw rod 4, adjusting location-plate 6, the fixed chuck 5 with pilot hole.See the structural drawing that Fig. 3 and Fig. 4 are 5 two kinds of different angles of fixed chuck for details, Fig. 5 is for regulating the structural drawing of location-plate 6, during use, regulating the connecting hole of location-plate 6 one sides and the pilot hole 12 on the positioning screw rod 4 is actively coupled, the connecting hole of opposite side connects with the connecting hole of fixed chuck 5, and then the connecting hole on the opposite side of fixed chuck 5 (as seeing the connecting hole on Fig. 3 top) is installed dial gauge 7.It is the symmetrical installation of circumference that two dial gauges 7 are installed shaft coupling.
The use procedure of this device is: utilize locking screw mandrel 2 to be fixed on the shaft coupling of motor or pump side two dovetail type fixture blocks 1, drive lead screw 3 is installed, next select screw mandrel pilot hole suitable on the dovetail type fixture block 1 10 stationary positioned screw mandrels 4, and will regulate location-plate 6 and connect with pilot hole 12 on the positioning screw rod 4, to regulate location-plate 6 is connected with fixed chuck 5, at fixed chuck 5 dial gauge 7 is installed, adjust and regulate the angle that location-plate 6 is connected with fixed chuck 5, guarantee that two dial gauge 7 contacts touch respectively shaft coupling circumference and end face.Whether after dial gauge 7 installations, check fixing firmly, otherwise the possibility of result of measuring is that empty value is untrue.
The shaft coupling place axle of moving drive lead screw 3 end of fixing of dish, utilizing drive lead screw 3 will drive the other end rotates synchronously, because not fixing, the other end do not guaranteed to rotate under the free state, record dial gauge this moment at 0 degree, 90 degree, the measured value of 180 degree, 270 when spending, calculating diaxon coupling end-face and circumference is the inclined to one side difference of the depth of parallelism and concentricity, and the one-tenth-value thickness 1/10 of adding and subtracting like this pad just can calculate the strict concentric purpose of the rotation center that reaches pump and motor shaft.
The above only is preferred embodiment of the present utility model, not in order to limiting the utility model, all any modifications of doing within spirit of the present utility model and principle, is equal to and replaces and improvement etc., all should be included within the protection domain of the present utility model
Claims (7)
1. pony pump centering isolated plant, it is installed on two shaft couplings, these two shaft couplings are respectively: pump side shaft coupling and motor side shaft coupling, it is characterized in that, mainly comprise: be fixed on a clamping mechanism on the shaft coupling, with the gear train that pump side shaft coupling and motor side shaft coupling rotate synchronously, also comprise being fixed on symmetrical two survey instrument regulating positioning devices installing on the described clamping mechanism;
The adjusting location-plate that described survey instrument regulating positioning device comprises positioning screw rod, be flexibly connected with this positioning screw rod, with the fixed chuck of this adjustings location-plate flexible connection, described positioning screw rod is fixedly connected with described clamping mechanism, be fixedly connected with a survey instrument on described each fixed chuck, the measuring junction of described two survey instruments docks respectively shaft coupling periphery and the end face that is not fixed with clamping mechanism simultaneously, and this shaft coupling is carried out circumference and end surface measurement;
Described gear train one side is fixedly connected on the shaft coupling that is fixed with clamping mechanism, and opposite side is movably connected on another shaft coupling.
2.
A kind of pony pump centering isolated plant according to claim 1, it is characterized in that, described clamping mechanism comprises symmetrical two dovetail type fixture blocks installing, these two dovetail type clamping plate is fixed on symmetrical two locking screw mandrels installing on pump side or the motor side shaft coupling.
3.
A kind of pony pump centering isolated plant according to claim 2 is characterized in that, is provided with the screw mandrel fixed orifice for fixing described positioning screw rod on the described dovetail type fixture block.
4.
A kind of pony pump centering isolated plant according to claim 3 is characterized in that, is provided with two screw mandrel fixed orifices of height on the described dovetail type fixture block.
5.
Each described a kind of pony pump centering isolated plant according to claim 1-4, it is characterized in that, described gear train comprises two symmetrical drive lead screws of installing, described drive lead screw is identical with set bolt bore dia on the shaft coupling, one end of described drive lead screw is fixed in the coupling bolt hole that is fixed with clamping mechanism, and the other end inserts in the bolt hole of another shaft coupling.
6.
A kind of pony pump centering isolated plant according to claim 5 is characterized in that described survey instrument is dial gauge.
7.
A kind of pony pump centering isolated plant according to claim 1, it is characterized in that, the measuring junction of described two survey instruments simultaneously respectively docking be not fixed with shaft coupling periphery and the end face of clamping mechanism, and this shaft coupling carried out taking measurement of an angle of circumference and end surface measurement be respectively 0 degree, 90 degree, 180 degree and 270 degree
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320282290 CN203241016U (en) | 2013-05-22 | 2013-05-22 | Special centring device for small pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320282290 CN203241016U (en) | 2013-05-22 | 2013-05-22 | Special centring device for small pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203241016U true CN203241016U (en) | 2013-10-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320282290 Expired - Lifetime CN203241016U (en) | 2013-05-22 | 2013-05-22 | Special centring device for small pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203241016U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692400A (en) * | 2013-11-29 | 2014-04-02 | 南京梅山冶金发展有限公司 | Aligning device for gap bridge cylinder of OG fan coupler |
| CN105136003A (en) * | 2015-09-30 | 2015-12-09 | 莱芜钢铁集团有限公司 | Alignment apparatus for shaft coupler installation |
| CN109894998A (en) * | 2019-03-29 | 2019-06-18 | 江苏核电有限公司 | A kind of general centralising device of horizontal small centrifugal pump |
| CN111238437A (en) * | 2020-03-10 | 2020-06-05 | 中烜航空科技(上海)有限公司 | Automatic assembly tracking and monitoring equipment for large-scale hole shaft |
| CN114111502A (en) * | 2021-12-27 | 2022-03-01 | 江苏鑫悦汽车零部件有限公司 | A diversified check out test set for engine valve pole |
| CN114812356A (en) * | 2022-05-16 | 2022-07-29 | 宁波德曼压缩机有限公司 | Alignment method of direct connection type high-speed operation unit |
-
2013
- 2013-05-22 CN CN 201320282290 patent/CN203241016U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692400A (en) * | 2013-11-29 | 2014-04-02 | 南京梅山冶金发展有限公司 | Aligning device for gap bridge cylinder of OG fan coupler |
| CN103692400B (en) * | 2013-11-29 | 2015-11-18 | 南京梅山冶金发展有限公司 | A kind of OG fan coupler gap bridge cylinder centralising device |
| CN105136003A (en) * | 2015-09-30 | 2015-12-09 | 莱芜钢铁集团有限公司 | Alignment apparatus for shaft coupler installation |
| CN105136003B (en) * | 2015-09-30 | 2018-11-13 | 莱芜钢铁集团有限公司 | Shaft coupling installation alignment device |
| CN109894998A (en) * | 2019-03-29 | 2019-06-18 | 江苏核电有限公司 | A kind of general centralising device of horizontal small centrifugal pump |
| CN111238437A (en) * | 2020-03-10 | 2020-06-05 | 中烜航空科技(上海)有限公司 | Automatic assembly tracking and monitoring equipment for large-scale hole shaft |
| CN114111502A (en) * | 2021-12-27 | 2022-03-01 | 江苏鑫悦汽车零部件有限公司 | A diversified check out test set for engine valve pole |
| CN114812356A (en) * | 2022-05-16 | 2022-07-29 | 宁波德曼压缩机有限公司 | Alignment method of direct connection type high-speed operation unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA NUCLEAR INDUSTRY MAINTENANCE CO., LTD. Free format text: FORMER NAME: CHINA NATIONAL NUCLEAR CORPORATION SHENZHEN 23 NUCLEAR POWER INSPECTION AND MAINTENANCE CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518124 Guangdong city of Shenzhen province Luohu District Buxin East Garden Building 37 Patentee after: CHINA NUCLEAR INDUSTRY MAINTENANCE Co.,Ltd. Address before: 518124 Guangdong city of Shenzhen province Luohu District Buxin East Garden Building 37 Patentee before: CHINA NATIONAL NUCLEAR CORPORATION SHENZHEN 23 NUCLEAR POWER INSPECTION AND MAINTENANCE Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131016 |