CN102928158B - A kind of static balancing tester based on air-bearing - Google Patents
A kind of static balancing tester based on air-bearing Download PDFInfo
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- CN102928158B CN102928158B CN201210413850.5A CN201210413850A CN102928158B CN 102928158 B CN102928158 B CN 102928158B CN 201210413850 A CN201210413850 A CN 201210413850A CN 102928158 B CN102928158 B CN 102928158B
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Abstract
Based on a static balancing tester for air-bearing, comprising: flat board, support, air-bearing, web member and travel mechanism are installed; Dull and stereotyped upper and lower surface is installed and is plane, two supports are above installation is dull and stereotyped and each support and install Jun Youyige travel mechanism between flat board, air-bearing comprises ball bowl and ball two parts, the ball bowl part of two air-bearings is separately fixed on two supports, and ball bowl part is connected as a whole with support; The ball portion of two air-bearings was all equipped with the through hole of the centre of sphere, the two ends of to be measured are fixed with web member, and two web members are each passed through the through hole in two described air-bearing ball portion, to be measured, web member is connected as a whole with the ball portion of air-bearing; The entirety that travel mechanism can make the ball bowl part of air-bearing and support connect into moves horizontally on the upper surface installing flat board, and the ball portion of air-bearing is positioned at directly over ball bowl part, and the present invention compared to existing technology measuring accuracy improves greatly.
Description
Technical field
The present invention relates to a kind of static balancing tester based on air-bearing.
Background technology
Inertial Platform System, as the critical component of strategic missile control system, is the core that armament systems realize precision strike, and its combination property is also the gordian technique place realizing the maneuverability of armament systems, rapidity, the level of IT application and excellent usability.Platform static equilibrium difference not only causes the large generation heat of torque motor power consumption, affect platform thermal equilibrium and then affect platform precision, the more important thing is that, in projectile flight process, amount of unbalance can produce disturbance torque on reference axis, formative dynamics error, final impact flight impact accuracy.Previous generation strategic arms platform just has portioned product because the overproof rebalancing assembling of doing over again of dynamic error test, causes the loss of funds, progress.Traditional static balance test method hangs counterweight after being supported on the edge of a knife by be measured of platform component etc. to detect.In this method, not only friction force is large but also the quick abrasion life-span is short for the edge of a knife, affects statically balanced measuring accuracy.
Summary of the invention
Technology of the present invention is dealt with problems and is: overcome the deficiencies in the prior art, a kind of static balancing tester based on air-bearing is provided, the static equilibrium measuring accuracy to be measured can be made to be greatly improved, long service life, simple to operation, improve efficiency and the precision of test.
Technical solution of the present invention:
Based on a static balancing tester for air-bearing, comprising: flat board, support, air-bearing, web member and travel mechanism are installed;
Dull and stereotyped upper and lower surface is installed and is plane, two supports are above installation is dull and stereotyped and each support and install Jun Youyige travel mechanism between flat board, air-bearing comprises ball bowl and ball two parts, the ball bowl part of two air-bearings is separately fixed on two supports, and ball bowl part is connected as a whole with support; The ball portion of two air-bearings was all equipped with the through hole of the centre of sphere, the two ends of to be measured are fixed with web member, and two web members are each passed through the through hole in two described air-bearing ball portion, to be measured, web member is connected as a whole with the ball portion of air-bearing;
The entirety that travel mechanism can make the ball bowl part of air-bearing and support connect into moves horizontally on the upper surface installing flat board, makes the ball portion of air-bearing be positioned at directly over ball bowl part;
The axis of the through hole in the ball portion of described air-bearing is by the centre of sphere of ball portion.
Two web members are coaxial.
The described static balancing tester based on air-bearing also comprises amount of unbalance proving installation, and amount of unbalance proving installation is arranged on web member, for measuring the amount of unbalance obtaining to be measured.
Described amount of unbalance proving installation can be counterweight or torque tester.
Described travel mechanism is guide rail or floating cushion.
The present invention's advantage is compared with prior art:
The present invention is applicable to the static equilibrium test of each assembly in platform assembling process and compensates, very high measuring accuracy can be reached, compared with traditional edge of a knife support pattern, eliminate web member and directly contact brought friction force with the edge of a knife, avoid the defect that the edge of a knife is easy to wear simultaneously, substantially increase measuring accuracy, long service life.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of static balancing tester of the present invention;
Component diagram when Fig. 2 is instrument for testing precision accuracy of detection of the present invention, wherein Fig. 2 a is front view, and Fig. 2 b is side view;
Embodiment
The invention provides a kind of static balancing tester based on air-bearing, as shown in Figure 1, comprising: flat board 1, support 2, air-bearing 3, web member 4 and travel mechanism 7 are installed;
The upper and lower surface installing flat board 1 is plane, and (surface should be as far as possible smooth, such as marble surface), two supports 2 are above installation dull and stereotyped 1 and each support 2 and Jun Youyige travel mechanism 7 between installing dull and stereotyped 1, air-bearing 3 comprises ball bowl and ball two parts, the ball bowl part of two air-bearings 3 is separately fixed on two supports 2, and ball bowl part is connected as a whole with support; As shown in Figure 2, the ball portion of two air-bearings 3 was all equipped with the through hole of the centre of sphere, the axis of through hole is by the centre of sphere of ball portion, the two ends of to be measured 8 are fixed with web member 4, and two web members 4 are each passed through the through hole in two described air-bearing 3 ball portion, to be measured 8, web member 4 is connected as a whole with the ball portion of air-bearing 3, two web members 4 are coaxial.
The entirety that travel mechanism 7 can make the ball bowl part of air-bearing 3 and support 2 connect into moves horizontally on the upper surface installing dull and stereotyped 1, and make the ball portion of air-bearing 3 be positioned at directly over ball bowl part, travel mechanism 7 is guide rail or floating cushion.
Static balancing tester based on air-bearing also comprises amount of unbalance proving installation 6, and amount of unbalance proving installation 6 is arranged on web member 4, for measuring the amount of unbalance obtaining to be measured 8.Amount of unbalance proving installation 6 can be counterweight or torque tester.
During static balancing tester work of the present invention, install dull and stereotyped 1 should be positioned on surface level, outside gases at high pressure are blown to the ball portion above it by the ball bowl part of air-bearing 3, ball portion is suspended, then be connected as a whole web member 4 and to be measured 8 with ball portion, suspend too.Be positioned at directly over ball bowl part to make the ball portion of air-bearing 3, then need to make support and ball bowl part of horizontal move, mobile device 7 can be guide rail, support and ball bowl part can be moved horizontally, mobile device 7 can also be floating cushion, when adjustment, gases at high pressure are inflated in floating cushion, hole on floating cushion is to dull and stereotyped 1 gas jet of installation, make support and ball bowl partial suspended, be separated with installation dull and stereotyped 1, make support and ball bowl part can move horizontally position in installation dull and stereotyped 1.After all adjusting, the amount of unbalance of to be measured 8 can be recorded by amount of unbalance proving installation 6.
Dull and stereotyped for marble flat board to install below, provide and use tester of the present invention to measure to be measured statically balanced step:
(1) use alcohol washes clean in marble dull and stereotyped 1, and be adjusted to horizontality;
(2) be placed on marble flat board 1 by the floating cushion 7 at two ends, pore one end is downward, and is installed on respective support 2 times respectively, connects with screw fastening;
(3) be placed on respective support 2 by the ball bowl of two the spherical air-bearing bearings 3 in two ends, adjustment makes ball bowl end face and floating cushion bottom surface (installing flat board, is marble flat board in the present embodiment) parallel, and connects with screw fastening;
(4) be installed on by web member 4 on the ball of spherical air-bearing bearing 3, ball has mesopore, as Fig. 2, web member 4 can be penetrated in hole, and ensures that the axis of web member 4 is through the centre of sphere;
(5) adjustment makes the axial connecting line of two ends spherical air-bearing bearing 3 and web member 4 is coaxial and axial connecting line is in horizontality;
(6) connect clean gas source to each airfloat equipment, and reach requirement force value, must ensure that source of the gas is clean, avoid blocking airfloat equipment pore,
(7) to be measured is connected with web member 4;
(8) utilize auxiliary installing mechanism 5 by be measured, the entirety of the ball portion composition of web member 4 and spherical air-bearing bearing 3 slings, above the ball bowl hanging on spherical air-bearing bearing 3, movable air-float pad position ensures the centering of ball and ball bowl, collision free causes the damage of ball and ball bowl, affects measuring accuracy;
(9) place steadily, cut off by the source of the gas of floating cushion 7, make floating cushion 7 drop on marble flat board 1, the source of the gas of spherical air-bearing bearing 3 still keeps; Auxiliary installing mechanism 5 also disconnects with the entirety of slinging, and now, described integrated suspension is above ball bowl.Now, to be measured can rotate freely around the centre of sphere line of spherical air-bearing bearing 3;
(10) detected the amount of unbalance of part to be measured by tester 6, tester can select torque tester or counterweight to realize.
Wherein, spherical air-bearing bearing 3 should ensure suitable load-bearing capacity and rigidity, does not make the test factors of instability because self reason produces.
Claims (3)
1. based on a static balancing tester for air-bearing, it is characterized in that comprising: dull and stereotyped (1), support (2), air-bearing (3), web member (4) and travel mechanism (7) are installed;
The upper and lower surface installing dull and stereotyped (1) is plane, two supports (2) are positioned at the Jun Youyige travel mechanism (7) between top and each support (2) and installation dull and stereotyped (1) of installing dull and stereotyped (1), air-bearing (3) comprises ball bowl and ball two parts, the ball bowl part of two air-bearings (3) is separately fixed on two supports (2), and ball bowl part is connected as a whole with support; The ball portion of two air-bearings (3) was all equipped with the through hole of the centre of sphere, the two ends of to be measured (8) are fixed with web member (4), and two web members (4) are each passed through the through hole in two described air-bearing (3) ball portion, to be measured (8), web member (4) are connected as a whole with the ball portion of air-bearing (3);
The entirety that travel mechanism (7) can make the ball bowl part of air-bearing (3) and support (2) connect into moves horizontally on the upper surface installing dull and stereotyped (1), makes the ball portion of air-bearing (3) be positioned at directly over ball bowl part;
The described static balancing tester based on air-bearing also comprises amount of unbalance proving installation (6), amount of unbalance proving installation (6) is arranged on web member (4), for measuring the amount of unbalance obtaining to be measured (8);
Described amount of unbalance proving installation (6) is counterweight or torque tester;
Described travel mechanism (7) is guide rail or floating cushion.
2. a kind of static balancing tester based on air-bearing according to claim 1, is characterized in that: the axis of the through hole in the ball portion of described air-bearing (3) is by the centre of sphere of ball portion.
3. a kind of static balancing tester based on air-bearing according to claim 1, is characterized in that: two web members (4) are coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210413850.5A CN102928158B (en) | 2012-10-24 | 2012-10-24 | A kind of static balancing tester based on air-bearing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210413850.5A CN102928158B (en) | 2012-10-24 | 2012-10-24 | A kind of static balancing tester based on air-bearing |
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| Publication Number | Publication Date |
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| CN102928158A CN102928158A (en) | 2013-02-13 |
| CN102928158B true CN102928158B (en) | 2015-09-23 |
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| CN201210413850.5A Active CN102928158B (en) | 2012-10-24 | 2012-10-24 | A kind of static balancing tester based on air-bearing |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968982B (en) * | 2014-05-09 | 2016-01-06 | 中国航天空气动力技术研究院 | Based on the low resistance rolling moment measurement mechanism of air-bearing |
| CN104251755B (en) * | 2014-09-24 | 2017-01-18 | 中国特种设备检测研究院 | Large-capacity gas cylinder torque testing device |
| CN107314042B (en) * | 2017-07-25 | 2023-03-17 | 西安工业大学 | High-speed rotation working condition simulation method for underwater part |
| CN110567641B (en) * | 2019-08-15 | 2021-07-13 | 北京航天控制仪器研究所 | Isomer radial static balance adjusting method and device |
| CN114294330B (en) * | 2021-12-30 | 2022-09-23 | 哈尔滨工业大学 | High-precision rotating ring-shaped part inner supporting air-floating type static balancing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3499136A (en) * | 1966-11-25 | 1970-03-03 | Garrett Corp | Balancing machine |
| US4063462A (en) * | 1975-01-20 | 1977-12-20 | Gebr. Hofmann Kg | Apparatus for the determination of the static unbalance of a test body |
| RU2234066C2 (en) * | 2002-09-11 | 2004-08-10 | Азово-Черноморская государственная агроинженерная академия | Device for determination of unbalance of rotors in a static mode |
| CN201013753Y (en) * | 2007-03-03 | 2008-01-30 | 大连海事大学 | High pressure big cornerite running-in type porous reduce section closed type air-float ball bearing |
| CN201225947Y (en) * | 2008-07-02 | 2009-04-22 | 天津修船技术研究所 | Detector for static balance of large-sized non-shaft laser centering rotary body |
| CN201306383Y (en) * | 2008-10-31 | 2009-09-09 | 西安工业大学 | High rigidity static pressurized gas lubricated journal bearing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3391131B2 (en) * | 1995-01-06 | 2003-03-31 | 日本精工株式会社 | Measuring method and measuring device for static imbalance of sphere |
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2012
- 2012-10-24 CN CN201210413850.5A patent/CN102928158B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3499136A (en) * | 1966-11-25 | 1970-03-03 | Garrett Corp | Balancing machine |
| US4063462A (en) * | 1975-01-20 | 1977-12-20 | Gebr. Hofmann Kg | Apparatus for the determination of the static unbalance of a test body |
| RU2234066C2 (en) * | 2002-09-11 | 2004-08-10 | Азово-Черноморская государственная агроинженерная академия | Device for determination of unbalance of rotors in a static mode |
| CN201013753Y (en) * | 2007-03-03 | 2008-01-30 | 大连海事大学 | High pressure big cornerite running-in type porous reduce section closed type air-float ball bearing |
| CN201225947Y (en) * | 2008-07-02 | 2009-04-22 | 天津修船技术研究所 | Detector for static balance of large-sized non-shaft laser centering rotary body |
| CN201306383Y (en) * | 2008-10-31 | 2009-09-09 | 西安工业大学 | High rigidity static pressurized gas lubricated journal bearing |
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| CN102928158A (en) | 2013-02-13 |
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