CN211199336U - High-frequency impact vibration aging amplitude amplifying device - Google Patents

High-frequency impact vibration aging amplitude amplifying device Download PDF

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Publication number
CN211199336U
CN211199336U CN201922181608.XU CN201922181608U CN211199336U CN 211199336 U CN211199336 U CN 211199336U CN 201922181608 U CN201922181608 U CN 201922181608U CN 211199336 U CN211199336 U CN 211199336U
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China
Prior art keywords
rod
vibration
amplitude
mounting platform
impact vibration
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Expired - Fee Related
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CN201922181608.XU
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Chinese (zh)
Inventor
王萍
顾邦平
吴浩然
胡雄
庄佳奕
王思淇
霍志鹏
王中山
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Shanghai Maritime University
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Shanghai Maritime University
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

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Abstract

The high-frequency impact vibration aging amplitude amplifying device comprises an impact vibration amplitude amplifying rod and a mounting platform fixed on a vibration exciting table surface of a moving part of the electromagnetic vibration exciter; the impact vibration amplitude amplifying rod is a stepped cylindrical amplifying rod and comprises a small cylindrical amplitude amplifying rod and a large cylindrical amplitude amplifying rod; the maximum cross-sectional area of the impact vibration amplitude amplification rod is smaller than that of the mounting platform; the length of the impact vibration amplitude amplifying rod is greater than the thickness of the mounting platform; the surface of the small cylindrical amplitude amplification rod is in mutual contact with a region of the structural member, where residual stress is to be eliminated, and the large cylindrical amplitude amplification rod is connected with the mounting platform. The utility model has the advantages of can amplify the high frequency vibration energy of electromagnetic type vibration exciter output and improve the high frequency impact vibration ageing effect.

Description

High-frequency impact vibration aging amplitude amplifying device
Technical Field
The utility model relates to a high-frequency vibration ageing technical field refers in particular to a high-frequency impact vibration ageing amplitude amplification device.
Background
The vibratory stress relief technology has a series of advantages of good treatment effect, rapidness, convenience, low energy consumption, short treatment time, small environmental pollution and the like, is widely used in various machining and manufacturing processes at present, and becomes an energy-saving and environment-friendly residual stress relief technology which is spotlighted. The traditional low-frequency vibration aging technology adopts an adjustable-speed motor as excitation equipment, so that the excitation frequency of the traditional low-frequency vibration aging technology is usually less than 200Hz, which shows that the selectable vibration mode of the traditional low-frequency vibration aging technology is very limited; meanwhile, the traditional low-frequency vibration aging technology eliminates the residual stress in a mode of integrally exciting the structural member, so that the traditional low-frequency vibration aging technology has very limited effect in eliminating the local residual stress of the structural member or the residual stress of a large-sized welded structural member. The high-frequency vibration aging technology adopts an electromagnetic vibration exciter as vibration excitation equipment, the vibration excitation frequency can reach 10kHz, the application range of the vibration aging technology is expanded, but the vibration energy output by the electromagnetic vibration exciter is limited, so that the effect of eliminating the residual stress of a structural part by the high-frequency vibration aging technology is limited.
The utility model provides a not enough to the existence of high-frequency vibration ageing technique, the utility model provides a high-frequency impact vibration ageing amplitude amplification device can amplify the high-frequency vibration energy of electromagnetic type vibration exciter output, improves the effect that high-frequency impact vibration ageing elimination residual stress.
SUMMERY OF THE UTILITY MODEL
In order to improve the effect of high frequency impact vibration ageing elimination residual stress, the utility model provides a high frequency impact vibration ageing amplitude amplification device can amplify the high frequency vibration energy of electromagnetic type vibration exciter output, improves the effect of high frequency impact vibration ageing elimination residual stress.
The high-frequency impact vibration aging amplitude amplifying device comprises an impact vibration amplitude amplifying rod and a mounting platform fixed on a vibration exciting table surface of a moving part of the electromagnetic vibration exciter; the impact vibration amplitude amplifying rod is a stepped cylindrical amplifying rod and comprises a small cylindrical amplitude amplifying rod and a large cylindrical amplitude amplifying rod; the maximum cross-sectional area of the impact vibration amplitude amplification rod is smaller than that of the mounting platform; the length of the impact vibration amplitude amplifying rod is greater than the thickness of the mounting platform; the surface of the small cylindrical amplitude amplification rod is in mutual contact with a region of the structural member, where residual stress is to be eliminated, and the large cylindrical amplitude amplification rod is connected with the mounting platform.
Further, the impact vibration amplitude amplification rod is integrally formed, and the impact vibration amplitude amplification rod is connected with the mounting platform through threads; the mounting platform is a cylinder.
Further, the axis of the small cylinder amplitude amplification rod is superposed with the axis of the large cylinder amplitude amplification rod, and the axis of the large cylinder amplitude amplification rod is superposed with the axis of the mounting platform; the moving part of the electromagnetic vibration exciter is a hollow cylinder; the axis of the mounting platform is superposed with the axis of the moving part of the electromagnetic vibration exciter. The electromagnetic vibration exciter moving part is a hollow cylinder, and if the axis of the mounting platform is not coincident with the axis of the electromagnetic vibration exciter moving part, the electromagnetic vibration exciter moving part can be inclined, so that the electromagnetic vibration exciter is not favorable for generating high-frequency vibration.
The electromagnetic vibration exciter is a high-frequency vibration exciter and is used for generating high-frequency vibration with the excitation frequency greater than 1kHz, and the highest excitation frequency can reach 10 kHz.
The technical conception of the utility model is that: the high-frequency impact vibration aging amplitude amplifying device is composed of an impact vibration amplitude amplifying rod and a mounting platform fixed on a vibration exciting table board of a moving part of the electromagnetic vibration exciter, and the structural part is subjected to high-frequency impact vibration aging treatment under the axial resonance frequency of the impact vibration amplitude amplifying rod, so that the high-frequency vibration energy output by the electromagnetic vibration exciter can be amplified, and the effect of eliminating the residual stress of the structural part by the high-frequency impact vibration aging is improved.
The utility model has the advantages as follows:
1. the utility model provides a high frequency impact vibration ageing amplitude amplification device can directly pour into the local area on structure surface with high frequency vibration energy, realizes eliminating the residual stress of structure through high frequency vibration's mode, improves the range of application of high frequency vibration ageing technique.
2. By carrying out high-frequency impact vibration aging treatment on the structural member under the axial resonance frequency of the impact vibration amplification rod, the vibration energy output by the electromagnetic vibration exciter can be amplified, namely, the vibration energy acting on the structural member is improved, and the effect of eliminating the residual stress of the structural member by the high-frequency impact vibration aging can be obviously improved.
3. The utility model provides a high frequency impact vibration ageing amplitude amplification device comprises mounting platform and impact vibration amplitude amplification pole, and wherein mounting platform passes through threaded connection's form and fixes on the excitation mesa of electromagnetic type vibration exciter moving part, and impact vibration amplitude amplification pole passes through threaded connection with mounting platform, and impact vibration amplitude amplification pole is as an organic whole takes shape, can change impact vibration amplitude amplification pole according to actual need in the use, if change together with mounting platform, damage the screw hole on the electromagnetic type vibration exciter moving part very easily, consequently the utility model provides a high frequency impact vibration ageing amplitude amplification device can improve whole high frequency impact vibration device's life, also can improve high frequency impact vibration device's range of application simultaneously.
Drawings
FIG. 1 is a schematic view of an amplitude amplifying device for high-frequency shock vibration aging.
FIG. 2 is a schematic view of the installation of the amplitude amplifying device for high-frequency impact vibration aging.
Detailed Description
The utility model is further explained with reference to the attached drawings:
the high-frequency impact vibration aging amplitude amplifying device comprises an impact vibration amplitude amplifying rod A and a mounting platform 3 fixed on a vibration exciting table surface 5 of a moving part 4 of the electromagnetic vibration exciter; the impact vibration amplitude amplifying rod A is a stepped cylindrical amplifying rod A and comprises a small cylindrical amplitude amplifying rod 1 and a large cylindrical amplitude amplifying rod 2; the maximum cross-sectional area of the impact vibration amplitude amplifying rod A is smaller than that of the mounting platform 3; the length of the impact vibration amplitude amplifying rod A is larger than the thickness of the mounting platform 3; the surface of the small cylindrical amplitude amplification rod 1 is in mutual contact with a region of the structural member B, where residual stress is to be eliminated, and the large cylindrical amplitude amplification rod 2 is connected with the mounting platform 3.
Further, the impact vibration amplitude amplifying rod A is integrally formed, and the impact vibration amplitude amplifying rod A is connected with the mounting platform 3 through threads; the mounting platform 3 is a cylinder.
Further, the axis of the small cylindrical amplitude amplifying rod 1 is coincided with the axis of the large cylindrical amplitude amplifying rod 2, and the axis of the large cylindrical amplitude amplifying rod 2 is coincided with the axis of the mounting platform 3; the moving part 4 of the electromagnetic vibration exciter is a hollow cylinder; the axis of the mounting platform 3 is coincident with the axis of the electromagnetic vibration exciter moving part 4. The electromagnetic vibration exciter moving part 4 is a hollow cylinder, and if the axis of the mounting platform 3 is not coincident with the axis of the electromagnetic vibration exciter moving part 4, the electromagnetic vibration exciter moving part 4 can be deviated, which is not beneficial to the electromagnetic vibration exciter to generate high-frequency vibration.
The electromagnetic vibration exciter is a high-frequency vibration exciter and is used for generating high-frequency vibration with the excitation frequency greater than 1kHz, and the highest excitation frequency can reach 10 kHz.
The embodiments described in this specification are merely illustrative of implementations of the inventive concepts, and the scope of the invention should not be considered limited to the specific forms set forth in the embodiments, but rather the scope of the invention is intended to include equivalent technical means as would be understood by those skilled in the art from the inventive concepts.

Claims (3)

1. High frequency impact vibration ageing amplitude amplification device, its characterized in that: comprises an impact vibration amplitude amplifying rod and a mounting platform fixed on the excitation table surface of the moving part of the electromagnetic type vibration exciter; the impact vibration amplitude amplifying rod is a stepped cylindrical amplifying rod and comprises a small cylindrical amplitude amplifying rod and a large cylindrical amplitude amplifying rod; the maximum cross-sectional area of the impact vibration amplitude amplification rod is smaller than that of the mounting platform; the length of the impact vibration amplitude amplifying rod is greater than the thickness of the mounting platform; the surface of the small cylindrical amplitude amplification rod is in mutual contact with a region of the structural member, where residual stress is to be eliminated, and the large cylindrical amplitude amplification rod is connected with the mounting platform.
2. The amplitude amplifying device for high-frequency shock vibration aging according to claim 1, characterized in that: the impact vibration amplitude amplifying rod is integrally formed and is connected with the mounting platform through threads; the mounting platform is a cylinder.
3. The amplitude amplifying device for high-frequency shock vibration aging according to claim 1, characterized in that: the axis of the small cylinder amplitude amplification rod is superposed with the axis of the large cylinder amplitude amplification rod, and the axis of the large cylinder amplitude amplification rod is superposed with the axis of the mounting platform; the moving part of the electromagnetic vibration exciter is a hollow cylinder; the axis of the mounting platform is superposed with the axis of the moving part of the electromagnetic vibration exciter.
CN201922181608.XU 2019-12-03 2019-12-03 High-frequency impact vibration aging amplitude amplifying device Expired - Fee Related CN211199336U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922181608.XU CN211199336U (en) 2019-12-03 2019-12-03 High-frequency impact vibration aging amplitude amplifying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922181608.XU CN211199336U (en) 2019-12-03 2019-12-03 High-frequency impact vibration aging amplitude amplifying device

Publications (1)

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CN211199336U true CN211199336U (en) 2020-08-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114352745A (en) * 2022-01-19 2022-04-15 泉瓦特斯阀门有限公司 Single-port exhaust valve capable of preventing pipeline from vibrating and breaking

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114352745A (en) * 2022-01-19 2022-04-15 泉瓦特斯阀门有限公司 Single-port exhaust valve capable of preventing pipeline from vibrating and breaking

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Granted publication date: 20200807

Termination date: 20201203