CN2735323Y - Combustion engine performance testing stand - Google Patents
Combustion engine performance testing stand Download PDFInfo
- Publication number
- CN2735323Y CN2735323Y CN 200420079313 CN200420079313U CN2735323Y CN 2735323 Y CN2735323 Y CN 2735323Y CN 200420079313 CN200420079313 CN 200420079313 CN 200420079313 U CN200420079313 U CN 200420079313U CN 2735323 Y CN2735323 Y CN 2735323Y
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- China
- Prior art keywords
- terminal pad
- combustion engine
- engine performance
- cylindrical
- supporting
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- Expired - Fee Related
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Abstract
The utility model discloses a combustion engine performance testing stand, including a base, a front cradle, a front supporter, a T-shaped bolt, a back supporter and a power testing device. The improvement is that the left end surface of the back supporter is arranged with two guide rods to form a positioning mechanism with a connecting disk. The utility model adopts the regular shaped connecting disk to replace the irregular shaped combustion engine to match with the two guide rods with defined position on the testing stand, so the coaxial positioning installation of the combustion engine and the main shaft of the power testing device is realized. On the same testing stand, the outside diameter of the used connecting disk is provided with the same size and accuracy, and the size of the rabbet of the end surface can be determined according to the flywheel casing of the tested combustion engine or the rabbet of a clutch housing. That is to say, the combustion engines of multiple varieties and multiple standards can be tested on the same test stand. The commonality and the economical efficiency are good, and the combustion engine performance testing stand is especially suitable for the enterprise producing the combustion engines in multi-item-small-lot.
Description
Technical field
The utility model relates to a kind of engine performance testing apparatus, and more particularly, the utility model relates to a kind of engine performance testboard bay.
Background technology
The engine performance testboard bay is one of indispensable checkout equipment of internal combustion engine manufacturer.The structural design of engine performance testboard bay, can be directly connected to tested internal combustion engine Fast Installation, accurate location.Internal combustion engine is the installing and locating precision on testboard bay, be mainly reflected in the right alignment of internal combustion engine main shaft and power measurement arrangement main shaft, the not high meeting of right alignment causes the power consumption and the vibration of internal combustion engine, cause internal combustion engine part premature wear even damage, increase the load of power measurement arrangement, reduce a series of negative interactions such as measuring accuracy.Prior art is by changing cradle, adjusting the tested internal combustion engine of method centering of bearing position and the right alignment of power measurement arrangement main shaft.Although prior art can effectively detect engine performance, installation accuracy is subject to the human factor influence, and the test data accuracy is not high, consistance is poor, briefly, same tested internal combustion engine, different workmans install, and its test result is inconsistent.In addition, prior art also has the special-purpose performance testboard bay of a kind of usefulness to test, and the special test stand is easily installed, the bearing accuracy height, being fit to mass production enterprise uses, with respect to Multi-varieties and Small-batch Production enterprise, the versatility of special-purpose engine performance testboard bay is poor, and economy is bad.
The utility model content
The utility model provides a kind of engine performance testboard bay at the prior art problem, and purpose is that realization internal combustion engine one-step installation just can be located with power measurement arrangement main shaft concentric.
The technical solution of the utility model is: the engine performance testboard bay, it contains base, preceding cradle, preceding supporting mass, tommyhead bolt, back supporting, power measurement arrangement, and improvements are also to be provided with internal combustion engine and the power measurement arrangement concentric detent mechanism of being made up of two guide rods and terminal pad on supporting left side, back.Described guide rod is a kind of cylindrical component, and two guide rods place supporting left side, back downside, and terminal pad contacts the location with coaxial the placing of cylindrical on two guide rods.Described terminal pad is a kind of flange-like member, and the centre is a through hole, and end face is provided with seam, and end face also is provided with the through hole of erection bolt, and the terminal pad cylindrical is coaxial with the end face seam.
The purpose of this utility model also further realizes by following technical measures.
Tested internal combustion engine is accurately located on the performance test stand, also needs the necessary technology measure and further keeps bearing accuracy.The cradle end face is provided with T-slot before described, and preceding supporting mass places on the preceding cradle, and connects into preceding supporting with tommyhead bolt, and preceding supporting is the aiding support that places under the tested internal combustion engine under-chassis, its left and right position and highly equal scalable.The supporting of described back is a positioning support, the power measurement arrangement main shaft that supporting top, back has a through hole and right positioner to install is coaxial, and require through hole left side and power measurement arrangement main shaft perpendicular, described guide rod installation site is to be benchmark with power measurement arrangement spindle axis line, coaxial definite terminal pad cylindrical is a definite value size, two guide rods are located at below the terminal pad horizontal center line, on the line between 45 °～75 ° of the vertical center line both sides, determine with the back supporting left side downside of the coaxial contact position of terminal pad cylindrical.Described terminal pad has seam end face and tested internal combustion engine flywheel shell or bell housing seam to match to merge and links into an integrated entity, substitute on coaxial two guide rods that place desired location of tested internal combustion engine with the terminal pad cylindrical and to locate, at last terminal pad and supporting left side, back are linked into an integrated entity, with further maintenance bearing accuracy.
Supporting before foregoing, back supporting, power measurement arrangement are after adjusting to the right place, be fixed on the base with tommyhead bolt, change the internal combustion engine of surveying other specification or kind, supporting and change terminal pad before only needing to adjust can realize that one-step installation just can locate with power measurement arrangement main shaft concentric.
The utility model compared with prior art, advantage is mainly reflected in the irregular internal combustion engine of terminal pad alternative form with regular shape, on testboard bay, cooperate with two guide rods of desired location, realize tested internal combustion engine and power measurement arrangement main shaft concentric location, this position fixing process is simple, easy for installation, bearing accuracy is high.In addition, be a definite value size as long as keep the terminal pad cylindrical, its end face seam size can be joined the seam size according to tested internal combustion engine, makes the terminal pad of a series of different seam sizes, can obtain same bearing accuracy on same testboard bay.That is to say, on same testboard bay, can test the internal combustion engine of many kinds, many specifications, its versatility and good economy performance easily respectively.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is an A-A place diagrammatic cross-section among Fig. 1.
Embodiment
Referring to accompanying drawing, preceding cradle 2 end faces are provided with T-slot, feature dimension according to tested internal combustion engine 5, select the preceding cradle 2 of corresponding height, preceding supporting mass 4 is placed on the preceding cradle 2, and connecting into preceding supporting with tommyhead bolt 3, the initial setting height(from bottom) of preceding supporting is than the short 1～2mm in internal combustion engine 5 under-chassis bottom surfaces.Back supporting 7 is positioning supports, and position and right alignment adjustment are carried out with respect to the power measurement arrangement 8 of right side installing and locating in its position, and its position, back of adjusting to the right place just maintains static.Preceding supporting, back supporting 7 and power measurement arrangement 8 but are fixed on the base 1 with tommyhead bolt 3.
Support the detent mechanism of forming on 7 left ends in the back by two guide rods 9 and terminal pad 6, the installation site of its setting element guide rod 9 on supporting 7 left sides, back determines that order is, adjusts earlier that afterwards to support 7 top through holes coaxial with power measurement arrangement 8 main shafts of right positioner installation, and require through hole left side and power measurement arrangement 8 main shafts perpendicular, be benchmark with power measurement arrangement 8 spindle axis lines again, coaxial definite terminal pad 6 cylindricals are the certain value size, two guide rods 9 are located at below terminal pad 6 horizontal center lines, between 45 °～75 ° of the vertical center line both sides on the line, determine with the back supporting 7 left side downsides of the coaxial contact position of terminal pad 6 cylindricals.Present embodiment is located at guide rod 9 below terminal pad 6 horizontal center lines, on the 60 ° of lines in vertical center line both sides.Guide rod 9 xsects are circular, also ellipse or prismatic, and what present embodiment was used is that xsect is circular right cylinder guide rod 9.Guide rod 9 is after supporting position, 7 left side, back is determined, what be mated the location is terminal pad 6.On same testboard bay, used terminal pad 6 outside diameters must be the definite value sizes that guide rod 9 is determined when determining the position, and terminal pad 6 cylindricals place on the guide rod 9 of determining the position, just can obtain same bearing accuracy.In like manner, can on the basis of seam size, produce the identical terminal pad of a series of outside diameters 6 according to tested internal combustion engine 5 bell housings or bell housing seam size less than excircle dimension, that is to say, can on same testboard bay, test the internal combustion engine 5 of many kinds, many specifications respectively.
During test internal combustion engine 5, earlier terminal pad 6 is connected with tested internal combustion engine 5 bell housings or bell housing seam and is integral, the irregular internal combustion engine 5 of terminal pad 6 alternative form location on back supporting 7 left side guide rods 9 with regular shape, fine setting is in preceding supporting and the applying of under-chassis bottom surface under internal combustion engine 5 under-chassis again, at last terminal pad 6 is connected with supporting 7 left sides, back, with the bearing accuracy of further maintenance internal combustion engine 5 on testboard bay, make test smooth.
Claims (5)
1, a kind of engine performance testboard bay, it contains base (1), preceding cradle (2), preceding supporting mass (4), tommyhead bolt (3), back supporting (7), power measurement arrangement (8), it is characterized in that described back also is provided with the internal combustion engine of being made up of two guide rods (9) and terminal pad (6) (5) and power measurement arrangement (8) concentric detent mechanism on supporting (7) left side; Described guide rod (9) is a kind of cylindrical component, and two guide rods (9) place supporting (7) left side, back downside, and terminal pad (6) is gone up the contact location with coaxial two guide rods (9) that place of cylindrical; Described terminal pad (6) is a kind of flange-like member, and the centre is a through hole, and end face is provided with seam, and end face also is provided with the through hole of erection bolt, and terminal pad (6) cylindrical is coaxial with the end face seam.
2,, it is characterized in that described guide rod (9) xsect is circular isometrical cylindrical structure by the described engine performance testboard bay of claim 1.
3, by the described engine performance testboard bay of claim 1, it is characterized in that described guide rod (9) installation site is is benchmark with power measurement arrangement (8) spindle axis line, coaxial setting terminal pad (6) cylindrical is a definite value size, two guide rods (9) are located at terminal pad (6) below the horizontal center line, on the line between 45 °～75 ° of the vertical center line both sides, determine with back supporting (7) the left side downside of terminal pad (6) the coaxial contact position of cylindrical.
4, by the described engine performance testboard bay of claim 1, it is characterized in that described terminal pad (6) is on same engine performance testboard bay, the terminal pad of used all size (6) excircle dimension all is the definite value size of determining when determining guide rod (9) position, end face seam size can be decided according to tested internal combustion engine (5) bell housing or bell housing seam size, and end face seam size is less than excircle dimension.
5, by the described engine performance testboard bay of claim 1, it is characterized in that described terminal pad (6) cylindrical and end face seam coaxiality error are not more than φ 0.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420079313 CN2735323Y (en) | 2004-09-09 | 2004-09-09 | Combustion engine performance testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420079313 CN2735323Y (en) | 2004-09-09 | 2004-09-09 | Combustion engine performance testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2735323Y true CN2735323Y (en) | 2005-10-19 |
Family
ID=35265197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420079313 Expired - Fee Related CN2735323Y (en) | 2004-09-09 | 2004-09-09 | Combustion engine performance testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2735323Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101266196B (en) * | 2007-03-16 | 2011-05-11 | 奇瑞汽车股份有限公司 | Engine experimental stand |
| CN102486438A (en) * | 2010-12-31 | 2012-06-06 | 上汽通用五菱汽车股份有限公司 | Engine cold test device and engine test method |
| CN102661864A (en) * | 2012-05-21 | 2012-09-12 | 力帆实业(集团)股份有限公司 | Gasoline engine strengthening test device |
| CN103293003A (en) * | 2013-06-25 | 2013-09-11 | 中国航空动力机械研究所 | Turboshaft engine super-twist testing device and method |
| CN103424219A (en) * | 2013-08-20 | 2013-12-04 | 中国南方航空工业(集团)有限公司 | Dynamometer system |
| CN105033736A (en) * | 2015-05-31 | 2015-11-11 | 资兴市粤兴汽车零部件制造有限公司 | Metal pipeline bracket |
-
2004
- 2004-09-09 CN CN 200420079313 patent/CN2735323Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101266196B (en) * | 2007-03-16 | 2011-05-11 | 奇瑞汽车股份有限公司 | Engine experimental stand |
| CN102486438A (en) * | 2010-12-31 | 2012-06-06 | 上汽通用五菱汽车股份有限公司 | Engine cold test device and engine test method |
| CN102486438B (en) * | 2010-12-31 | 2014-11-12 | 上汽通用五菱汽车股份有限公司 | Engine cold test device and engine test method |
| CN102661864A (en) * | 2012-05-21 | 2012-09-12 | 力帆实业(集团)股份有限公司 | Gasoline engine strengthening test device |
| CN103293003A (en) * | 2013-06-25 | 2013-09-11 | 中国航空动力机械研究所 | Turboshaft engine super-twist testing device and method |
| CN103293003B (en) * | 2013-06-25 | 2015-08-19 | 中国航空动力机械研究所 | Turboshaft engine surpasses torsional test device and method |
| CN103424219A (en) * | 2013-08-20 | 2013-12-04 | 中国南方航空工业(集团)有限公司 | Dynamometer system |
| CN105033736A (en) * | 2015-05-31 | 2015-11-11 | 资兴市粤兴汽车零部件制造有限公司 | Metal pipeline bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |