CN103278302B - Two-oscillating-bar angle keeping and instantaneous release device - Google Patents
Two-oscillating-bar angle keeping and instantaneous release device Download PDFInfo
- Publication number
- CN103278302B CN103278302B CN201310182690.2A CN201310182690A CN103278302B CN 103278302 B CN103278302 B CN 103278302B CN 201310182690 A CN201310182690 A CN 201310182690A CN 103278302 B CN103278302 B CN 103278302B
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- Prior art keywords
- draft link
- pendulum bar
- upper pendulum
- pin
- angle
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- 238000000034 method Methods 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Abstract
The invention discloses a two-oscillating-bar angle keeping and instantaneous release device. By designing an upper oscillating bar, a lower oscillating bar and a connecting piece, the goals of keeping the angle between the upper oscillating bar and the lower oscillating bar to be unchanged when the upper and lower oscillating bars are lifted up and dropped down and enabling the upper oscillating bar and the lower oscillating bar to be in a free state when a stopping bar strikes a rotating plate are realized, so that the angle keeping and the instantaneous release of the upper oscillating bar and the lower oscillating bar are realized. By changing wedge blocks of different models, the goal of adjusting the included angle between the upper oscillating bar and the lower oscillating bar can be realized.
Description
Technical field
The present invention keeps and instantaneous relase devices for a kind of two fork angles of design, and this device relates to the angular adjustment problem in the test of a kind of two-way, temporary impact between two forks.This device ensures that the angle that two forks are put in act and put in pendulum process between draft link is constant; In impact specimen moment, upper draft link is in free state.
Background technology
Along with science and technology and the development in epoch, people are to the raising of Product Precision, reliability requirement and boats and ships, and the needs of the field development such as space flight, people more and more pay attention to the shock resistance of product, and impulse test is also gradually towards two-way, temporary impact future development.Because the impact loading time is extreme, is generally Millisecond, tests for two-way moment impact, traditional magnechuck, electromagnetic clutch etc. are not all suitable for the fixing of double swing-bar angle and abrupt release.Therefore, designing a kind of two fork angles maintenances is very necessary with abrupt release device.
Summary of the invention
The object of this invention is to provide a kind of two fork angles to keep and instantaneous relase device.Technical scheme can remain unchanged for taking into full account double swing-bar angle and can, in abrupt release, utilize physical construction to realize maintenance and the abrupt release of upper pendulum bar, draft link angle in impact process.
Technical scheme of the present invention is: a kind of two fork angles keep and instantaneous relase device, mainly comprise upper pendulum bar, swivel plate, draft link, draft link register pin, draft link block, voussoir, pin, pin seat; The top of upper pendulum bar is connected with balance staff, and lower end and a kind of special swivel plate of upper pendulum bar are hinged; The center of rotation of swivel plate is hinged on upper pendulum bar, and one end is connected with draft link register pin, makes upper pendulum bar, draft link in motion process, keep angle constant; Draft link and upper pendulum bar hinged, can mutually rotate; The side of draft link is fixed with draft link block, and the voussoir by different angles regulates the angle between upper pendulum bar, draft link; Stop lever comprises pin seat and pin, and pin seat is fixed on side frame; Pin is connected with pin seat, and when the other end of pin collision swivel plate, swivel plate rotates and departs from register pin, makes upper pendulum bar, draft link be in free state instantaneously; Pin is bent, does not affect the swing of upper pendulum bar in process of the test, draft link.
Two fork angles of the present invention keep being made by plow-steel with the upper pendulum bar of instantaneous relase device forming, and the upper end of upper pendulum bar is connected with balance staff, can relatively rotate; The lower end of upper pendulum bar and draft link, by pinned connection, also can relatively rotate.
Two fork angles of the present invention keep being made by plow-steel with the swivel plate of instantaneous relase device forming, and swivel plate is two pronged shape, and rotation center and upper pendulum bar, by pinned connection, can relatively rotate; One end of swivel plate has U-type groove, may be stuck on draft link register pin, the angle of upper pendulum bar, draft link is fixed, and when swivel plate rotates, swivel plate draw-in groove can leave draft link register pin, makes draft link moment freely.
Two fork angles of the present invention keep being made by plow-steel with the draft link assembly of instantaneous relase device forming, and comprise draft link, draft link register pin, draft link block composition; Draft link is connected with upper pendulum bar by bearing pin, and draft link register pin is fixed on the side of draft link; Draft link block is fixed on the opposite side of draft link.
Two fork angles of the present invention keep being made by plow-steel with the voussoir of instantaneous relase device forming, and are placed between draft link and draft link block, are pressed on draft link block by the deadweight of draft link by voussoir; Voussoir is provided with different models, by changing the voussoir of different model, the angle between adjustable upper pendulum bar, draft link.
Two fork angles of the present invention keep being made by plow-steel with the stop lever of instantaneous relase device forming, and comprise pin, pin seat; Lever seat is fixed in the frame of side; Pin is connected on pin seat, when swivel plate stirred by pin, swivel plate is rotated, and pin can bend automatically simultaneously, does not affect the continuation swing of upper pendulum bar, draft link.
Accompanying drawing explanation
Fig. 1 two fork angle keeps front view when keeping with releasing means angle.
Fig. 2 two fork angle keeps left view when keeping with releasing means angle.
Fig. 3 two fork angle keeps right view when keeping with releasing means angle.
Fig. 4 two fork angle keeps rear view when keeping with releasing means angle.
Fig. 5 two fork angle keeps front view when discharging with releasing means angle.
In figure: 1-upper pendulum bar, 2-swivel plate, 3-draft link, 4-draft link register pin, 5-draft link block, 6-voussoir, 7-pin, 8-pin seat.
Embodiment
As shown in Fig. 1,2,3,4,5, two fork angles keep and releasing means, and comprise upper pendulum bar 1, swivel plate 2, draft link 3, draft link register pin 4, draft link block 5, voussoir 6, lever 7, lever seat 8 forms; The upper end of upper pendulum bar 1 is connected with balance staff, the lower end of upper pendulum bar 1 and swivel plate 2 hinged; The center of rotation of swivel plate 2 is hinged on the lower end of upper pendulum bar 1, and one end of swivel plate 2 is stuck on the draft link register pin 4 of draft link 3; Draft link 3 is hinged with upper pendulum bar 1, can mutually rotate; Draft link block 5 is fixed on the side of draft link 3; Voussoir 6 is placed between draft link 3 and draft link block 5, is clipped on draft link block 5 by the deadweight of draft link 3 by voussoir 6; Pin seat 8 in stop lever is fixed on side frame, is connected with pin 7.
As shown in Fig. 1,2,3,4,5, two fork angles of the present invention keep: first by hinged to upper pendulum bar 1 and draft link 3, the U-type groove of swivel plate 2 is stuck on the draft link register pin 4 of draft link 3, the voussoir 6 of a certain angle is placed between draft link 3 and draft link block 5, pin 7 in stop lever is in non-bending state, and the angle now between upper pendulum bar 1, draft link 3 can remain unchanged; By balance staff, whole device is risen to certain height, when the whole device bottom free from certain height, in bottom process, angle between upper pendulum bar 1, draft link 3 remains unchanged, and after pin 7 clashes into swivel plate 2, swivel plate 2 rotates, swivel plate 2 leaves draft link register pin 4, make upper pendulum bar 1, draft link 3 is in free state instantaneously, pin 7 bends simultaneously, does not affect follow-up upper pendulum bar 1, the swing of draft link 3; Change the voussoir 6 of different model, the adjustment of angle between upper pendulum bar 1, draft link 3 can be realized.
Claims (4)
1. two fork angles keep and an instantaneous relase device, it is characterized in that: be made up of upper pendulum bar (1), swivel plate (2), draft link (3), draft link register pin (4), draft link block (5), voussoir (6), pin (7), pin seat (8); In test, upper pendulum bar (1) is hinged with draft link (3), the U-type groove of swivel plate (2) is stuck on draft link register pin (4), the voussoir (6) of selected a certain angle is placed between draft link (3) and draft link block (5), ensures that the angle between upper pendulum bar (1), draft link (3) does not change; When whole device is from certain height bottom, angle between upper pendulum bar (1), draft link (3) remains unchanged, after pin (7) clashes into swivel plate (2), swivel plate (2) rotates, leave draft link register pin (4), make upper pendulum bar (1), draft link (3) is in free state instantaneously, pin (7) bends simultaneously, does not affect follow-up upper pendulum bar (1), the swing of draft link (3); Change the voussoir (6) of different model, the adjustment of angle between upper pendulum bar (1), draft link (3) can be realized.
2. two fork angles according to claim 1 keep and instantaneous relase device, it is characterized in that: the upper swivel plate (2) connected of upper pendulum bar (1) is connected with draft link register pin (4), the angle between upper pendulum bar (1), draft link (3) is remained unchanged in act pendulum and the pendulum process that falls.
3. two fork angles according to claim 1 keep and instantaneous relase device, it is characterized in that: different voussoirs (6) is installed between draft link block (5) from draft link (3), the angle between upper pendulum bar (1), draft link (3) can be regulated, thus the angle that adjustment is impacted.
4. two fork angles according to claim 1 keep and instantaneous relase device, it is characterized in that: when upper pendulum bar (1), draft link (3) fall to putting with certain angle, pin (7) clashes into one end of swivel plate (2), the U-type groove of swivel plate (2) is made to leave draft link register pin (4), make upper pendulum bar (1), draft link (3) is in free state instantaneously, pin (7) bends simultaneously, does not affect the continuation swing of upper pendulum bar (1), draft link (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310182690.2A CN103278302B (en) | 2013-05-17 | 2013-05-17 | Two-oscillating-bar angle keeping and instantaneous release device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310182690.2A CN103278302B (en) | 2013-05-17 | 2013-05-17 | Two-oscillating-bar angle keeping and instantaneous release device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103278302A CN103278302A (en) | 2013-09-04 |
| CN103278302B true CN103278302B (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310182690.2A Expired - Fee Related CN103278302B (en) | 2013-05-17 | 2013-05-17 | Two-oscillating-bar angle keeping and instantaneous release device |
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| Country | Link |
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| CN (1) | CN103278302B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447405B (en) * | 2013-09-17 | 2015-12-23 | 中国航天科技集团公司烽火机械厂 | The device of shape in a kind of punch process |
| CN106706257B (en) * | 2017-02-24 | 2019-09-06 | 中国航天空气动力技术研究院 | A kind of wind-tunnel back support mechanism of achievable yaw angle consecutive variations |
| CN114705470B (en) * | 2022-06-07 | 2022-08-26 | 中国飞机强度研究所 | Impact loading system and method for aircraft impact strength resistance test |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4101338A1 (en) * | 1991-01-18 | 1992-07-23 | Thomas Floegel | Impact pistol for measuring and analysing vibrations - contains fired pulse head with impact cup and piezoelectric pick=up forming unit driven by adjustable spring along barrel |
| US5390534A (en) * | 1993-05-07 | 1995-02-21 | Lisco, Inc. | Impact testing device |
| CN1680798A (en) * | 2004-04-07 | 2005-10-12 | 中国科学院金属研究所 | Impacting tester with double pendulum and testing method thereof |
| CN102183351A (en) * | 2011-03-15 | 2011-09-14 | 中核苏阀横店机械有限公司 | Impact tester with test sample positioning device |
| CN202631374U (en) * | 2012-05-28 | 2012-12-26 | 美特斯工业系统（中国）有限公司 | Pendulum lifting and dropping mechanism of pendulum impact test machine |
| CN202748279U (en) * | 2012-06-07 | 2013-02-20 | 浙江吉利汽车研究院有限公司杭州分公司 | Pendulum impact testing machine |
| CN203298955U (en) * | 2013-05-17 | 2013-11-20 | 青岛科技大学 | Two-swinging-rod angle maintenance and instantaneous releasing device |
-
2013
- 2013-05-17 CN CN201310182690.2A patent/CN103278302B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4101338A1 (en) * | 1991-01-18 | 1992-07-23 | Thomas Floegel | Impact pistol for measuring and analysing vibrations - contains fired pulse head with impact cup and piezoelectric pick=up forming unit driven by adjustable spring along barrel |
| US5390534A (en) * | 1993-05-07 | 1995-02-21 | Lisco, Inc. | Impact testing device |
| CN1680798A (en) * | 2004-04-07 | 2005-10-12 | 中国科学院金属研究所 | Impacting tester with double pendulum and testing method thereof |
| CN102183351A (en) * | 2011-03-15 | 2011-09-14 | 中核苏阀横店机械有限公司 | Impact tester with test sample positioning device |
| CN202631374U (en) * | 2012-05-28 | 2012-12-26 | 美特斯工业系统（中国）有限公司 | Pendulum lifting and dropping mechanism of pendulum impact test machine |
| CN202748279U (en) * | 2012-06-07 | 2013-02-20 | 浙江吉利汽车研究院有限公司杭州分公司 | Pendulum impact testing machine |
| CN203298955U (en) * | 2013-05-17 | 2013-11-20 | 青岛科技大学 | Two-swinging-rod angle maintenance and instantaneous releasing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103278302A (en) | 2013-09-04 |
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Address after: 266100 Shandong province Qingdao City, Zhengzhou Road No. 53, Qingdao University of Science & Technology Applicant after: QINGDAO University OF SCIENCE AND TECHNOLOGY Address before: 266100 Shandong Province, Qingdao city Laoshan District Songling Road No. 99 Applicant before: QINGDAO University OF SCIENCE AND TECHNOLOGY |
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Address after: 266100 Shandong Province, Qingdao city Laoshan District Songling Road No. 99 Patentee after: QINGDAO University OF SCIENCE AND TECHNOLOGY Address before: 266100 Shandong province Qingdao City, Zhengzhou Road No. 53, Qingdao University of Science & Technology Patentee before: QINGDAO University OF SCIENCE AND TECHNOLOGY |
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Granted publication date: 20150701 |