CN204189034U - A kind of engine pedestal centralising device - Google Patents
A kind of engine pedestal centralising device Download PDFInfo
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- CN204189034U CN204189034U CN201420645344.3U CN201420645344U CN204189034U CN 204189034 U CN204189034 U CN 204189034U CN 201420645344 U CN201420645344 U CN 201420645344U CN 204189034 U CN204189034 U CN 204189034U
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Abstract
The utility model relates to a kind of engine pedestal centralising device, includes display unit, laser measuring unit, stiff end device and adjustment end device.This engine pedestal centralising device is exactly two measuring units by being fixed on axle, measures the value of 3 positions in axle rotation process, and system calculates the parallel deviation of two shaft couplings and the adjusted value of angular deviation and adjustment end equipment lower margin automatically.This centralising device improves stand and builds efficiency and accuracy of alignment, and compared with traditional built method, work efficiency can improve 50%, and accuracy of alignment is increased dramatically.
Description
Technical field
The utility model relates to the technical field of engine pedestal fast construction, centering, relates in particular to a kind of engine pedestal centralising device.
Background technology
Engine is the heart of automobile, a engine is after design typification, advanced development out, first to carry out the performance test of many types in test-bed (engine testing room), verify whether the indices (as oil consumption etc.) of this engine reaches designing requirement.Engine after qualified by verification experimental verification just can obtain examining volume production, puts on market.Before carrying out engine test, need the stand building of engine.The content that stand is built is the assigned address be fixed on by engine in laboratory, by shaft coupling, engine and testing apparatus (dynamometer machine) are coupled together, arrange some temperature, pressure transducer, torque sensor on the engine again, connect fuel oil, liquid coolant and thermostat thereof by pipeline to engine.
Almost the machine halt trouble of 50% causes by misaligning, and misaligns and bearing failure, bending shaft, seal failure, shaft coupling wearing and tearing, energy loss, vibration can be caused to become large etc.Good centering then can be brought → increase the equipment operation time, reduces the wearing and tearing of bearing and sealing, reduces shaft coupling wearing and tearing, reduces vibration, be reduced maintenance cost etc.
The object of centering: transmission shaft can be kept in balance state in the running, though drive disk assembly and be transmitted the turning axle of parts can be common on same rotation center.When both common rotation, connect via shaft coupling, when these component combinations are rotated, produce less vibration.
Traditional stand building method is fixed on testing laboratory's iron bottom plate by engine variable pillar (leg), then be fixed on by engine to be tested and adjustable prop (leg) carries out scene build, adopt dial gauge centering.The shortcoming of this building method is that test covered court is relatively narrow and small, and a few people that is unable to hold works simultaneously, and centering Comparision is complicated, and efficiency and precision are all lower.
Utility model content
The purpose of this utility model is to provide a kind of engine pedestal centralising device technical scheme, promotes stand building efficiency and solves the low problem of accuracy of alignment, provide a kind of flexible, high efficiency engine pedestal centralising device by the technical program.
The utility model is achieved through the following technical solutions:
A kind of engine pedestal centralising device, includes display unit, laser measuring unit, stiff end device and adjustment end device; Described display unit is connected by connecting interface with described laser measuring unit; Described stiff end device is fixed on stand, the first shaft coupling that described stiff end device includes input shaft and is connected with described input shaft; Described adjustment end device includes extension rod, V-type mounting bracket, installs chain, input shaft, the second shaft coupling, magnetic absorbing seat and offset blocks; Described second shaft coupling connects with described input shaft;
Described laser measuring unit is at least two, is respectively M and holds laser measuring unit and S to hold laser measuring unit; Described M holds laser measuring unit to be arranged on output shaft; Described S holds laser measuring unit to be fixed on described second shaft coupling.
Described M holds laser measuring unit and described S to hold the structure of laser measuring unit identical.
Described M holds laser measuring unit to include shell, is arranged at multiple mounting holes, level meter, target and connecting interface on described shell, is arranged at the measuring unit in shell, temperature sensor, electric slope angle meter and generating laser; Described measuring unit, described temperature sensor, described electric slope angle meter are connected with described shell by corresponding described mounting hole with described generating laser.
Described level meter is at least two; Described target is one; Described connecting interface is at least two, is respectively the first connecting interface and the second connecting interface, and described first connecting interface connects with described display unit, and described second connecting interface holds laser measuring unit for connecting described S.
Described measuring unit, described temperature sensor, described electric slope angle meter and described generating laser set are structure as a whole.
The utility model beneficial effect is compared with the existing technology:
1. improve stand and build efficiency and accuracy of alignment, compared with traditional built method, work efficiency can improve 50%, and accuracy of alignment is increased dramatically.
2. the engine pedestal precise alignment of building, improves utilization factor and the serviceable life of equipment, has ensured carrying out smoothly of test.
Accompanying drawing explanation
Fig. 1 the utility model engine pedestal centralising device structural representation;
Thick centering principle schematic in Fig. 2 the utility model;
Fig. 3 Alignment measuring result figure of the present utility model;
Fig. 4 adjustment data result of the present utility model figure.
Description of reference numerals
1 stiff end device, 2 adjustment end devices, 3 M hold laser measuring unit in rotation process over there S hold the camber line that marks of laser measuring unit, 4 M hold the laser beam of laser measuring unit to beat the outside of holding laser measuring unit at S, 5 adjustment M hold the laser beam of laser measuring unit to hold the half of the target center distance of laser measuring unit to S, 6 adjustment mobile devices make M hold the laser beam of laser measuring unit to get to the target center of S end laser measuring unit, 7 clock designation datas, 8 horizontal direction data, 9 vertical orientation data, 10 horizontal direction lower margin adjusted values, 11 horizontal direction angular deviations, 12 horizontal direction parallel deviations, 13 vertical direction lower margin adjusted values, 14 vertical direction angular deviations, 15 vertical direction parallel deviations.
Embodiment
Describe the technical solution of the utility model in detail by the following examples, should be understood that, following embodiment only can be used for explaining and the technical solution of the utility model being described and can not being interpreted as being the restriction to technical solutions of the utility model.
As shown in fig. 1, the utility model provides a kind of engine pedestal centralising device, comprises D279 display unit, and this display unit comprises 9 processs of measurement and 5 auxiliary routines, two 18 × 18mm laser measuring unit, stiff end device 1 and adjustment end device 2.Described display unit is connected by connecting interface with described laser measuring unit; Described stiff end device 1 is fixed on stand, and described stiff end device 1 includes input shaft and the first shaft coupling; Described adjustment end device 2 includes extension rod, V-type mounting bracket, installs chain, the second shaft coupling, input shaft, magnetic absorbing seat and offset blocks; Described second shaft coupling connects with described input shaft; In use, input shaft is connected with the second shaft coupling by the first shaft coupling with output shaft.
Two laser measuring unit are respectively M and hold laser measuring unit and S to hold laser measuring unit; Described M holds laser measuring unit to be arranged on described output shaft; Described S holds laser measuring unit to be fixed on described second shaft coupling.Described M holds laser measuring unit and described S to hold the structure of laser measuring unit identical.
Described M holds laser measuring unit to include shell, is arranged at multiple mounting holes, level meter, target and connecting interface on described shell, is arranged at the measuring unit in shell, temperature sensor, electric slope angle meter and generating laser; Described measuring unit, described temperature sensor, described electric slope angle meter are connected with described shell by corresponding described mounting hole with described generating laser.
Described level meter is at least two; Described target is one; Described connecting interface is at least two, is respectively the first connecting interface and the second connecting interface, and described first connecting interface connects with described display unit, and described second connecting interface holds laser measuring unit for connecting described S.
Described measuring unit, described temperature sensor, described electric slope angle meter and described generating laser set are structure as a whole.
This engine pedestal centralising device is exactly two laser measuring unit by being fixed on output shaft and the second shaft coupling, the value of three positions is measured in output shaft rotation process, be respectively the value (this clockwise does not overlap with horizontal direction and vertical direction) of the value of horizontal direction, the value of vertical direction and setting clockwise, system calculates the parallel deviation of two shaft couplings and the adjusted value of angular deviation and adjustment end equipment lower margin automatically.D279 display comprises 9 processs of measurement and 5 auxiliary routines, is mainly used in the measurement of data, collection and display.Each laser measuring unit set management unit, temperature sensor, electric slope angle meter and generating laser are in one, shell has series installation hole, 2 level meters and a target, two connecting interfaces are for connecting display unit and other laser measuring unit.Extension rod, V-type mounting bracket, chain is installed, magnetic absorbing seat, offset blocks be used for the Installation and adjustment of whole centralising device.
M holds laser measuring unit to be fixed on the output shaft of stiff end device, S holds laser measuring unit to be fixed on the second shaft coupling of adjustment end device, in other embodiments, M holds laser measuring unit to be fixed on the second shaft coupling of adjustment end device, S holds laser measuring unit to be fixed in the output of stiff end device, does not affect the technical solution of the utility model.Adjustment end end S viewed from stiff end M, 9 o'clock, the right was 3 o'clock on the left side of picture, and vertical direction was 12 o'clock.When rotation is fixed wtih the axle of laser measuring unit, laser beam will mark one camber line, the center of camber line and the center superposition of axle, in rotation process, laser beam measuring unit surface is over there mobile, and when equipment centering situation is very poor time, laser beam may be got to outside the reception target area to interface measurement unit, if this thing happens, the rough centering of equipment just must be carried out.
The thick centering principle schematic of the application is as shown in Figure 2 hold laser measuring unit to be irradiated to S for M to hold laser measuring unit in fig. 2.M holds the laser measuring unit label of camber line that S holds laser measuring unit to mark over there in rotation process to be 3; What label 4 represented is that M holds the laser beam of laser measuring unit to beat the outside of holding laser measuring unit at S; What label 5 represented is that adjustment M holds the laser beam of laser measuring unit to hold the half of the target center distance of laser measuring unit to S; Label 6 represents that adjustment mobile device makes M hold the laser beam of laser measuring unit to get to the target center of S end laser measuring unit.Thick centering comprises the following steps:
1. fixing M holds laser measuring unit;
2. rotation is fixed wtih the axle of M end laser measuring unit to 9 o ' clock positions, the center of the target that adjustment laser beam irradiation holds laser measuring unit to close to opposite S;
3. rotating M holds the axle of laser measuring unit to 3 o ' clock positions;
4. check that laser beam is beaten S over there and held the position on laser measuring unit target area, adjustment M holds the half of laser beam to target center distance of laser measuring unit;
5. move adjustment end equipment, make laser beam get to the target center of S end laser measuring unit;
6.S holds laser measuring unit to hold laser measuring unit in like manner to adjust with M;
7. then start Alignment measuring.
Be precise alignment schematic diagram as shown in Figure 3 and Figure 4, in figs. 3 and 4, clock designation data 7; Horizontal direction data 8; Vertical orientation data 9; Horizontal direction lower margin adjusted value 10; Horizontal direction angular deviation 11; Horizontal direction parallel deviation 12; Vertical direction lower margin adjusted value 13; Vertical direction angular deviation 14; Vertical direction parallel deviation 15.At the laser that 9 o ' clock position adjustment M hold laser measuring unit and S to hold laser measuring unit to launch, make the laser of two laser transmitter projects can both get to the target center position of opposite laser measuring unit.The meaning of such adjustment be to make laser measuring unit to accept radius maximum.According to the parallel deviation of the horizontal direction of instrument display adjustment equipment and vertical direction, angular deviation, adjusted value.
Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, scope of the present utility model is by claims and equivalency thereof.
Claims (5)
1. an engine pedestal centralising device, is characterized in that: include display unit, laser measuring unit, stiff end device and adjustment end device; Described display unit is connected by connecting interface with described laser measuring unit; Described stiff end device is fixed on stand, the first shaft coupling that described stiff end device includes input shaft and is connected with described input shaft; Described adjustment end device includes extension rod, V-type mounting bracket, installs chain, input shaft, the second shaft coupling, magnetic absorbing seat and offset blocks; Described second shaft coupling connects with described input shaft;
Described laser measuring unit is at least two, is respectively M and holds laser measuring unit and S to hold laser measuring unit; Described M holds laser measuring unit to be arranged on output shaft; Described S holds laser measuring unit to be fixed on described second shaft coupling.
2. engine pedestal centralising device according to claim 1, is characterized in that: described M holds laser measuring unit and described S to hold the structure of laser measuring unit identical.
3. engine pedestal centralising device according to claim 1, it is characterized in that: described M holds laser measuring unit to include shell, be arranged at the multiple mounting holes on described shell, level meter, target and described connecting interface, also include the measuring unit be arranged in shell, temperature sensor, electric slope angle meter and generating laser; Described measuring unit, described temperature sensor, described electric slope angle meter are connected with described shell by corresponding described mounting hole with described generating laser.
4. engine pedestal centralising device according to claim 3, is characterized in that: described level meter is at least two; Described target is one; Described connecting interface is at least two, is respectively the first connecting interface and the second connecting interface, and described first connecting interface connects with described display unit, and described second connecting interface holds laser measuring unit for connecting described S.
5. engine pedestal centralising device according to claim 3, is characterized in that: described measuring unit, described temperature sensor, described electric slope angle meter and described generating laser set are structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420645344.3U CN204189034U (en) | 2014-10-31 | 2014-10-31 | A kind of engine pedestal centralising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420645344.3U CN204189034U (en) | 2014-10-31 | 2014-10-31 | A kind of engine pedestal centralising device |
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| Publication Number | Publication Date |
|---|---|
| CN204189034U true CN204189034U (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420645344.3U Expired - Fee Related CN204189034U (en) | 2014-10-31 | 2014-10-31 | A kind of engine pedestal centralising device |
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| CN (1) | CN204189034U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136029A (en) * | 2015-07-21 | 2015-12-09 | 中国船舶重工集团公司第七二五研究所 | Adjustment method for centering and parallelism between three-point bending sample and clamp |
| CN107329486A (en) * | 2017-08-11 | 2017-11-07 | 深圳班翟机器人有限公司 | Terrestrial positioning regulation device and method |
| CN109158870A (en) * | 2018-10-12 | 2019-01-08 | 山东中车风电有限公司 | It is a kind of big heavy without seam allowance flange face equipment high efficiency centering method |
| CN113029572A (en) * | 2021-01-20 | 2021-06-25 | 中国船舶重工集团公司第七一一研究所 | Automatic centering system, engine test bed system and centering method |
-
2014
- 2014-10-31 CN CN201420645344.3U patent/CN204189034U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136029A (en) * | 2015-07-21 | 2015-12-09 | 中国船舶重工集团公司第七二五研究所 | Adjustment method for centering and parallelism between three-point bending sample and clamp |
| CN105136029B (en) * | 2015-07-21 | 2017-09-08 | 中国船舶重工集团公司第七二五研究所 | The method of adjustment of alignment degree and the depth of parallelism between a kind of Three Points Bending Specimen and fixture |
| CN107329486A (en) * | 2017-08-11 | 2017-11-07 | 深圳班翟机器人有限公司 | Terrestrial positioning regulation device and method |
| CN109158870A (en) * | 2018-10-12 | 2019-01-08 | 山东中车风电有限公司 | It is a kind of big heavy without seam allowance flange face equipment high efficiency centering method |
| CN113029572A (en) * | 2021-01-20 | 2021-06-25 | 中国船舶重工集团公司第七一一研究所 | Automatic centering system, engine test bed system and centering method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20191031 |