CN103528774B - A kind of back-up ring resiliometer - Google Patents
A kind of back-up ring resiliometer Download PDFInfo
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- CN103528774B CN103528774B CN201310452016.1A CN201310452016A CN103528774B CN 103528774 B CN103528774 B CN 103528774B CN 201310452016 A CN201310452016 A CN 201310452016A CN 103528774 B CN103528774 B CN 103528774B
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- worktable
- drive unit
- ring
- output shaft
- screw
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Abstract
The invention discloses a kind of back-up ring resiliometer, comprise base, guide rail, the first worktable, the second worktable, driving mechanism, wherein: the first worktable, guide rail are fixed on base, second worktable is arranged on guide rail, and driving mechanism and the second worktable drive and be connected and the second worktable can be driven to move on guide rail; First worktable, the second worktable are respectively arranged with the first location structure, the second location structure, by two pincers, hole is individually fixed in the first location structure to back-up ring to be tested, the second location structure is connected with the first worktable, the second worktable; Driving mechanism comprises the first drive unit, the second drive unit, first drive unit and the first worktable are positioned at the same side of the second worktable and drive the second worktable to move to away from the first worktable direction, and the second drive unit and the first worktable are positioned at the not homonymy of the second worktable and drive the second worktable to move near the first worktable direction.
Description
Technical field
The present invention relates to detection field of mechanical technique, particularly relate to a kind of back-up ring resiliometer that can carry out elasticity test to back-up ring.
Background technology
The Main Function of back-up ring is the cast parts be fastened on axle, and can prevent other part plaies be contained on axle, belong to a kind of securing member, be conventional mechanical component.In general, the external diameter of back-up ring is slightly larger than the diameter assembling circular hole, and put into assembling circular hole after clamping and be fixed on assembling circular hole by natural resiliency, therefore, elastic performance is a kind of important performance indexes of back-up ring.Existing back-up ring flexibility test machine, when the mounting hole pitch-row of back-up ring is larger, after especially pitch-row is greater than 27mm, detects elasticity inconvenient, even cannot detect.
Summary of the invention
In order to solve the technical matters existed in background technology, the present invention proposes a kind of back-up ring resiliometer, achieving the flexibility test of back-up ring, its structure is simple, can Measurement accuracy plurality of specifications, the elastic performance of especially large pitch-row back-up ring.
A kind of back-up ring resiliometer that the present invention proposes, comprises base, guide rail, the first worktable, the second worktable, driving mechanism, wherein:
Described first worktable, described guide rail are fixed on described base, and described second worktable is arranged on described guide rail, and described driving mechanism and described second worktable drive and be connected and described second worktable can be driven to move on described guide rail;
Described first worktable, described second worktable are respectively arranged with the first location structure, the second location structure, and by two pincers, hole is individually fixed in described first location structure to back-up ring to be tested, described second location structure is connected with described first worktable, described second worktable;
Described driving mechanism comprises the first drive unit, the second drive unit, described first drive unit and described first worktable are positioned at the same side of described second worktable and drive described second worktable to move to away from described first worktable direction, and described second drive unit and described first worktable are positioned at the not homonymy of described second worktable and drive described second worktable to move near described first worktable direction.
Preferably, also comprise the positioner of the second drive unit position described in adjustable, described positioner comprises adjustment screw mandrel, supports the bracing or strutting arrangement of this adjustment screw mandrel, and described positioner and described second worktable are positioned at the not homonymy of described second drive unit.
Preferably, described bracing or strutting arrangement comprises the first back up pad and the second back up pad, described first back up pad, described second back up pad are respectively arranged with the first screw, the second screw, and described adjustment screw mandrel is arranged in described first back up pad, described second back up pad by described first screw, described second screw.
Preferably, described adjustment screw mandrel is connected with position-adjusting handle away from described second drive unit one end.
Preferably, described positioner also comprises the locking device can locking described adjustment screw mandrel position, described locking device is made up of set lever and clamping screw, described clamping screw is socketed on described adjustment screw mandrel, and adjusts the tightness of described clamping screw on described adjustment screw mandrel by set lever.
Preferably, described second worktable be provided with near described second drive unit side can for described second drive unit output shaft against the second screw, driving force is passed to described second worktable by the nut of the second screw by described second drive unit output shaft.
Preferably, the corresponding described first drive unit position of output axle of described first worktable is provided with the duct can passed for described first drive unit output shaft, described second worktable be provided with near described first drive unit side can for described first drive unit output shaft against the first screw, driving force is passed to described second worktable by the nut of the first screw by described first drive unit output shaft.
Preferably, the output shaft of described first drive unit and the output shaft of described second drive unit are located along the same line.
Preferably, described first drive unit, described second drive unit are pneumatic actuating device, and both pneumatic switchs are arranged on described base.
In the present invention, the back-up ring of pending flexibility test is placed on the first worktable, the second worktable, and is separately fixed on the first location structure, the second location structure by two pincers hole, briquetting can be adopted to be fixed by back-up ring; The first drive unit single movement can be adopted, thus make the second worktable away from the first worktable, make back-up ring under tension, also the second drive unit single movement can be adopted, thus make the second worktable near the first worktable, make back-up ring receive pressure, the first drive unit and the second drive unit teamwork can also be adopted, according to test request, pulling force and pressure alternately testing are carried out to back-up ring; Therefore, drive the second worktable at moving on rails by drive unit, thus the distance between adjustment the second worktable and the first worktable, thus make back-up ring under tension or pressure thus open or draw in; When flexibility test object be shaft block ring or snap ring time, adopt the distance between increase by second worktable and the first worktable, make shaft block ring or snap ring under tension and open, provide driving force by the first drive unit, returning place force is then provided by the elasticity of shaft block ring or snap ring self; When flexibility test object be hole back-up ring or snap ring time, adopt the distance between reduction second worktable and the first worktable, be that hole back-up ring or snap ring are under pressure and draw in, provide driving force by the second drive unit, returning place force is then provided by the elasticity of hole back-up ring or snap ring self; By arranging the power output size of the first drive unit and the second drive unit, pulling force or the deformation quantity of pressure size acquisition back-up ring under fixing pulling force or pressure can be fixed, and repeatable operation can carry out the flexibility test of back-up ring, whether test back-up ring can produce inelastic deformation after repeatedly deformation, causes deformation set and does not meet request for utilization.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of back-up ring resiliometer that the present invention proposes;
Fig. 2 is the vertical view of a kind of back-up ring resiliometer that the present invention proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the structural representation of a kind of back-up ring resiliometer that the present invention proposes; Fig. 2 is the vertical view of a kind of back-up ring resiliometer that the present invention proposes.
With reference to Fig. 1 composition graphs 2, a kind of back-up ring resiliometer that the present invention proposes, comprises base 1, guide rail 7, first worktable 4, second worktable 5, driving mechanism, wherein:
First worktable 4, guide rail 7 are fixed on base 1, and the second worktable 5 is arranged on guide rail 7, and driving mechanism and the second worktable 5 drive and be connected and the second worktable 5 can be driven to move on guide rail 7;
First worktable 4, second worktable 5 is respectively arranged with the first location structure 42, second location structure 52, back-up ring to be tested is individually fixed in the first location structure 42, second location structure 52 by two pincers hole and is connected with the first worktable 4, second worktable 5;
Driving mechanism comprises the first drive unit 2, second drive unit 3, first drive unit 2 and the first worktable 4 are positioned at the same side of the second worktable 5 and drive the second worktable 5 to move to away from the first worktable 4 direction, and the second drive unit 3 and the first worktable 4 are positioned at the not homonymy of the second worktable 5 and drive the second worktable 5 to move near the first worktable 4 direction.
In the present embodiment in order to install the convenience of back-up ring, at the first worktable 4, the concrete structure of the second worktable 5 is at the first stage body 41, second stage body 51 top is provided with the first installing plate 43, second installing plate 53, first location structure 42, second location structure 52 is for being arranged on the first installing plate 43, the first bolt 42 on second installing plate 53, second bolt 52, by the first bolt 42, the degree of tightness of the second bolt 52 can realize the fixing of back-up ring and change, simultaneously, in order to improve the accuracy of test, first installing plate 43, second installing plate 53 is maintained at the same horizontal plane.
In specific design process, also comprise the positioner 6 of adjustable second drive unit 3 position, positioner 6 comprises adjustment screw mandrel 61, support the bracing or strutting arrangement of this adjustment screw mandrel 61, positioner 6 and the second worktable 5 are positioned at the not homonymy of the second drive unit 3, by arranging positioner 6, the initial adjustment of back-up ring position can be carried out, first the second worktable 5 is adjusted to precalculated position in advance, adopt drive unit to drive the second worktable 5 to move again and carry out flexibility test, carry out thus reduce the control difficulty of drive unit, and by adjusting the driving path increment of screw mandrel 61 accessory drive.
Wherein, bracing or strutting arrangement comprises the first back up pad 62 and the second back up pad 63, first back up pad 62, second back up pad 63 is respectively arranged with the first screw, the second screw, adjustment screw mandrel 61 is arranged in the first back up pad 62, second back up pad 63 by the first screw, the second screw, coordinated with screw by screw mandrel, adopt which, the motion of adjustment screw mandrel 61 easily controls and stablizes.
For the ease of carrying out adjustment screw mandrel 61 positioning operation, adjustment screw mandrel 61 is connected with position-adjusting handle 64 away from second drive unit 3 one end, thus can be operated by position-adjusting handle 64, strengthens the comfortableness of operation.
In specific design process, positioner 6 also comprises the locking device can locking adjustment screw mandrel 61 position, locking device is made up of set lever 65 and clamping screw 66, clamping screw 66 is socketed on adjustment screw mandrel 61, and adjust the tightness of clamping screw 66 on adjustment screw mandrel 61 by set lever 65, by this design, after the second worktable 5 is urged to precalculated position by positioner 6, adjustment screw mandrel 61 can be locked, thus the operation such as prevent from touching by mistake and cause positioner 6 to continue driving second worktable 5, prevent follow-up employing drive unit from driving the impact being subject to positioner 6 in the process of the second worktable 5, improve the accuracy of flexibility test.
In specific design process, second worktable 5 be provided with near the second drive unit 3 side can for the second drive unit 3 output shaft 31 against the second screw 10, driving force is passed to the second worktable 5 by the nut of the second screw 10 by the second drive unit 3 output shaft 31, can prevent the second drive unit 3 from damaging the second worktable 5 by arranging the second screw 10.
In specific design process, corresponding first drive unit 2 output shaft 21 position of first worktable 4 is provided with the duct 44 can passed for the first drive unit 2 output shaft 21, second worktable 5 be provided with near the first drive unit 2 side can for the first drive unit 2 output shaft 21 against the first screw 9, driving force is passed to the second worktable 5 by the nut of the first screw 9 by the first drive unit 2 output shaft 21, can prevent the second drive unit 3 from damaging the second worktable 5 by arranging the second screw 10.
For the ease of carrying out space layout, the output shaft 21 of the first drive unit 2 and the output shaft 31 of the second drive unit 3 are located along the same line, and this layout type not only layout is succinct, is beneficial to the control of stress simultaneously.
In the present embodiment, the first drive unit 2, second drive unit 3 is pneumatic actuating device, and both pneumatic switchs 8 are arranged on described base 1, adopts pneumatic actuating device, has and controls convenient, accurate advantage.
In the present invention, the back-up ring of pending flexibility test is placed on the first worktable 4, second worktable 5, and is separately fixed on the first location structure 42, second location structure 52 by two pincers hole, briquetting can be adopted to be fixed by back-up ring; The first drive unit 2 single movement can be adopted, thus make the second worktable 5 away from the first worktable 4, make back-up ring under tension, also the second drive unit 3 single movement can be adopted, thus make the second worktable 5 near the first worktable 4, make back-up ring receive pressure, the first drive unit 2 and the second drive unit 3 teamwork can also be adopted, according to test request, pulling force and pressure alternately testing are carried out to back-up ring; Therefore, drive the second worktable 5 at moving on rails by drive unit, thus the distance between adjustment the second worktable 5 and the first worktable 4, thus make back-up ring under tension or pressure thus open or draw in; When flexibility test object be shaft block ring or snap ring time, adopt the distance between increase by second worktable 5 and the first worktable 4, make shaft block ring or snap ring under tension and open, provide driving force by the first drive unit 2, returning place force is then provided by the elasticity of shaft block ring or snap ring self; When flexibility test object be hole back-up ring or snap ring time, adopt the distance between reduction second worktable 5 and the first worktable 4, be that hole back-up ring or snap ring are under pressure and draw in, provide driving force by the second drive unit 3, returning place force is then provided by the elasticity of hole back-up ring or snap ring self; By arranging the power output size of the first drive unit 2 and the second drive unit 3, pulling force or the deformation quantity of pressure size acquisition back-up ring under fixing pulling force or pressure can be fixed, and repeatable operation can carry out the flexibility test of back-up ring, whether test back-up ring can produce inelastic deformation after repeatedly deformation, causes deformation set and does not meet request for utilization.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (6)
1. a back-up ring resiliometer, is characterized in that, comprises base (1), guide rail (7), the first worktable (4), the second worktable (5), driving mechanism, wherein:
Described first worktable (4), described guide rail (7) are fixed on described base (1), described second worktable (5) is arranged on described guide rail (7), and described driving mechanism and described second worktable (5) drive and be connected and described second worktable (5) can be driven upper mobile at described guide rail (7);
Described first worktable (4), described second worktable (5) are respectively arranged with the first location structure (42), the second location structure (52), by two pincers, hole is individually fixed in described first location structure (42) to back-up ring to be tested, described second location structure (52) is connected with described first worktable (4), described second worktable (5);
Described driving mechanism comprises the first drive unit (2), the second drive unit (3), described first drive unit (2) and described first worktable (4) are positioned at the same side of described second worktable (5) and drive described second worktable (5) to move to away from described first worktable (4) direction, and described second drive unit (3) and described first worktable (4) are positioned at the not homonymy of described second worktable (5) and drive described second worktable (5) to move near described first worktable (4) direction;
Corresponding described first drive unit (2) output shaft (21) position of described first worktable (4) is provided with the duct (44) can passed for described first drive unit (2) output shaft (21), described second worktable (5) near described first drive unit (2) side be provided with can for described first drive unit (2) output shaft (21) against the first screw (9), driving force is passed to described second worktable (5) by the nut of the first screw (9) by described first drive unit (2) output shaft (21),
Described second worktable (5) near described second drive unit (3) side be provided with can for described second drive unit (3) output shaft (31) against the second screw (10), driving force is passed to described second worktable (5) by the nut of the second screw (10) by described second drive unit (3) output shaft (31);
Also comprise the positioner (6) of the second drive unit (3) position described in adjustable, described positioner (6) comprises adjustment screw mandrel (61), supports the bracing or strutting arrangement of this adjustment screw mandrel (61), and described positioner (6) and described second worktable (5) are positioned at the not homonymy of described second drive unit (3).
2. back-up ring resiliometer according to claim 1, it is characterized in that, described bracing or strutting arrangement comprises the first back up pad (62) and the second back up pad (63), described first back up pad (62), described second back up pad (63) are respectively arranged with the first screw, the second screw, and described adjustment screw mandrel (61) is arranged in described first back up pad (62), described second back up pad (63) by described first screw, described second screw.
3. back-up ring resiliometer according to claim 1, is characterized in that, described adjustment screw mandrel (61) is connected with position-adjusting handle (64) away from described second drive unit (3) one end.
4. back-up ring resiliometer according to claim 1, it is characterized in that, described positioner (6) also comprises the locking device can locking described adjustment screw mandrel (61) position, described locking device is made up of set lever (65) and clamping screw (66), described clamping screw (66) is socketed on described adjustment screw mandrel (61), and adjusts the tightness of described clamping screw (66) on described adjustment screw mandrel (61) by set lever (65).
5. back-up ring resiliometer according to claim 1, it is characterized in that, the output shaft (21) of described first drive unit (2) and the output shaft (31) of described second drive unit (3) are located along the same line.
6. the back-up ring resiliometer according to any one of claim 1-5, it is characterized in that, described first drive unit (2), described second drive unit (3) are pneumatic actuating device, and both pneumatic switchs (8) are arranged on described base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310452016.1A CN103528774B (en) | 2013-09-28 | 2013-09-28 | A kind of back-up ring resiliometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310452016.1A CN103528774B (en) | 2013-09-28 | 2013-09-28 | A kind of back-up ring resiliometer |
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| Publication Number | Publication Date |
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| CN103528774A CN103528774A (en) | 2014-01-22 |
| CN103528774B true CN103528774B (en) | 2016-02-03 |
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| CN201310452016.1A Active CN103528774B (en) | 2013-09-28 | 2013-09-28 | A kind of back-up ring resiliometer |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458168B (en) * | 2014-11-26 | 2017-02-22 | 河南航天精工制造有限公司 | Elasticity test tool |
| CN104634552B (en) * | 2014-11-28 | 2017-06-09 | 安徽江淮汽车集团股份有限公司 | Back-up ring compressive strength test frock and test method |
| CN109357825B (en) * | 2018-11-14 | 2021-01-12 | 中国航发动力股份有限公司 | Elastic check ring elasticity detector and detection method |
| CN110694936A (en) * | 2019-09-26 | 2020-01-17 | 江门市鑫辉密封科技有限公司 | Sealing washer struts check out test set |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5056370A (en) * | 1990-07-19 | 1991-10-15 | Wolfgang Maier | Method and apparatus for testing a test piece |
| CN2677908Y (en) * | 2004-02-28 | 2005-02-09 | 长安汽车（集团）有限责任公司 | Testing device of horizontal expansion motion of vehicle rubber part |
| JP2008267939A (en) * | 2007-04-19 | 2008-11-06 | Kokusai Keisokki Kk | Torsion testing device |
| CN102419225B (en) * | 2011-08-23 | 2013-12-11 | 平高集团有限公司 | Elasticity detection device for plate spring and method for detecting plate spring by using same |
| CN202661240U (en) * | 2012-07-03 | 2013-01-09 | 上海市质量监督检验技术研究院 | Testing device for detecting performance of mattress |
| CN203551237U (en) * | 2013-09-28 | 2014-04-16 | 安徽省宁国市东波紧固件有限公司 | Retainer ring resilience tester |
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