CN110954413A - Control device and control method of impact response spectrum test bed - Google Patents
Control device and control method of impact response spectrum test bed Download PDFInfo
- Publication number
- CN110954413A CN110954413A CN201911272676.5A CN201911272676A CN110954413A CN 110954413 A CN110954413 A CN 110954413A CN 201911272676 A CN201911272676 A CN 201911272676A CN 110954413 A CN110954413 A CN 110954413A
- Authority
- CN
- China
- Prior art keywords
- impact
- impact hammer
- control module
- measuring device
- hammer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/34—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by mechanical means, e.g. hammer blows
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0005—Repeated or cyclic
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0039—Hammer or pendulum
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/0202—Control of the test
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A control method of an impact response spectrum test bed comprises the steps that a control module monitors whether an impact hammer lifting device is in a zero position or not through an impact hammer angle measuring device; if the position is at the zero position, the brake device is controlled to release; controlling an impact hammer lifting device to lift upwards, and monitoring whether the impact hammer reaches a target height in real time; if the target height is reached, controlling the brake of the brake device and controlling the impact hammer lifting device to stop lifting upwards; then the contracting brake device is released, so that the impact hammer falls freely for impact; measuring and recording the waveform of an impact response spectrum by using an impact corresponding spectrum measuring device; and after the time delay, the contracting brake device contracts the impact hammer again and then releases the impact hammer to enable the impact hammer to fall to the zero position freely. The control device comprises a control module, an impact hammer lifting device, a band-type brake device, an impact hammer angle measuring device, an impact corresponding spectrum measuring device and a human-computer interface; the invention adopts a human-computer interface and a control module for control, and can realize the functions of single impact, repeated impact, counting, automatic reset, over-displacement protection and fault recording.
Description
Technical Field
The invention relates to the technical field of impact tests, in particular to a control device and a control method of an impact response spectrum test bed.
Background
With the rapid development of science and technology in China, users in the aerospace industry put forward higher requirements on the quality, reliability and the like of electronic components, instruments and meters and electromechanical products. The modification of the national military standard puts higher requirements on the impact test, and some important components for the aerospace industry must use an impact response spectrum test to replace the original standard pulse impact test. The impact response spectrum test bed meets various technical indexes specified by the standards, is convenient to operate, and is ideal impact response spectrum test equipment.
The impact response spectrum test bed is mainly used for simulating the environment of a product subjected to impact in the using, loading, unloading or transporting process, so as to determine the adaptability of the product to various impact forces and evaluate the structural integrity of the product. Provides reasonable basis for checking the quality of the product. It is widely applied to the fields of weaponry, aerospace and the like.
The traditional impact response spectrum test bed is a horizontal impact response spectrum test bed excited by an impact hammer, the energy of excitation pulse comes from the impact hammer, the impact hammer is lifted on a hammer shaft and driven by a motor and a clutch device, the height control of the impact hammer is realized by adopting a high-precision encoder, and the test bed is provided with a height presetting and height display device and automatically stops when reaching the preset height. The working table is a response plate, is made of high-strength aluminum alloy materials and is provided with a reinforced connecting plate, so that the weight is light, the rigidity is good, a plurality of mounting screw holes are reasonably arranged on the working table, and a user can conveniently mount and fix tested pieces with various dimensions; the working table is connected to the base through a linear guide rail and can horizontally slide in the impact motion direction. The waveform adjusting component and the damping adjusting component are arranged at two ends of the impact motion direction of the working table surface, so that impact waveforms and turning frequency can be conveniently realized. In order to solve the problem of secondary impact, the impact response spectrum test bed adopts a disc type hydraulic band-type brake device.
The original impact response spectrum test bed controller system has more BUG and unreliable operation, and is difficult to meet the control requirement.
Therefore, how to solve the above-mentioned deficiencies of the prior art is a problem to be solved by the present invention.
Disclosure of Invention
The invention aims to provide a control device and a control method of an impact response spectrum test bed.
In order to achieve the purpose, the invention adopts the technical scheme that:
a control method of an impact response spectrum test bed comprises the following steps:
the method comprises the following steps that firstly, a control module monitors whether an impact hammer lifting device is in a zero position or not through an impact hammer angle measuring device;
if the impact hammer is judged not to be at the zero position, the control module controls the impact hammer lifting device to release the impact hammer, so that the impact hammer freely falls to the zero position;
if the zero position is judged, the control module controls the brake device to release, and the step two is started;
step two, the control module controls the impact hammer lifting device to lift upwards and monitors whether the impact hammer reaches the target height in real time;
if the impact hammer does not reach the target height, the control module controls the impact hammer lifting device to continuously lift upwards;
if the target height is judged to be reached, the control module controls the band-type brake of the band-type brake device and controls the impact hammer lifting device to stop lifting upwards, and the third step is started;
step three, the control module controls the brake device to release, so that the impact hammer falls freely for impact;
step four, the control module sends an acquisition signal to the corresponding impact spectrum measuring device, and the corresponding impact spectrum measuring device measures and records the impact response spectrum waveform according to an acceleration sensor arranged on the impact table top;
step five, after delaying for 0.2S-1.0S, the control module controls the brake device to brake, and the impact hammer is subjected to secondary brake;
and step six, the control module controls the band-type brake device to release, so that the impact hammer freely falls to a zero position, and the single impact response spectrum test is completed.
The relevant content in the above technical solution is explained as follows:
1. in the above scheme, in the second step, the method for monitoring whether the impact hammer lifting device reaches the target height in real time comprises:
the control module calculates the current height of the gravity center of the impact hammer according to a signal fed back by the impact hammer angle measuring device and compares the current height with a set height;
if the current height of the center of gravity of the impact hammer is smaller than a set value, judging that the target height is not reached;
and if the current height of the gravity center of the impact hammer is greater than or equal to the set value, judging that the target height is reached.
In order to achieve the purpose, the invention adopts another technical scheme that:
a control device of an impact response spectrum test bed comprises a control module, an impact hammer lifting device, a band-type brake device, an impact hammer angle measuring device, an impact corresponding spectrum measuring device and a human-computer interface;
the control module is electrically connected with the impact hammer lifting device and the impact hammer angle measuring device, controls the impact hammer lifting device to lift upwards, and receives a position signal fed back by the impact hammer angle measuring device at the same time, so as to judge whether the gravity center of the impact hammer reaches a target height;
the control module is electrically connected with the corresponding impact spectrum measuring device, and the corresponding impact spectrum measuring device measures and records the impact response spectrum waveform according to an acceleration sensor arranged on the impact table after acquiring the acquisition signal sent by the control module;
the control module is electrically connected with the band-type brake device, controls the band-type brake device to band-type or release the impact hammer of the test bed, realizes braking on the impact hammer through the band-type brake, and enables the impact hammer to freely fall through releasing to complete impact;
the control module is electrically connected with the human-computer interface and used for displaying information and setting and controlling a system through the human-computer interface.
The relevant content in the above technical solution is explained as follows:
1. in the above scheme, the power supply system further comprises a filtering device, wherein the filtering device is connected in series with a power supply, so that a stable and reliable power supply of the system is provided.
2. In the above scheme, the control module is a PLC, a single chip microcomputer or an ARM.
3. In the above scheme, the impact hammer lifting device is a motor or a hydraulic cylinder.
4. In the above scheme, the brake device is a disc type hydraulic brake device.
5. In the above scheme, the impact hammer angle measuring device is an absolute value encoder.
6. In the above scheme, the impulse response spectrum measuring device is an impulse response spectrum measuring instrument
7. In the above scheme, the human-machine interface is an HMI human-machine interface or a touch screen device or a display equipped with mechanical keys.
The working principle of the invention is as follows:
the invention adopts a human-computer interface and a control module for control, controls the rising height of the impact hammer by controlling the rotation angle of a motor through an impact hammer angle measuring device, realizes the functions of setting the impact height, setting the impact times, counting, resetting, fault recording, secondary brake contracting and the like, controls the acquisition of the waveform of an impact response spectrum through the communication with an impact response spectrum measuring device, and can communicate with an upper computer through a communication protocol to realize the functions of remote control and data transmission.
Its advantages include:
1. the modular design is adopted, so that the control module has upgrading flexibility, the number of components is greatly reduced, and the after-sale maintenance is simple and convenient;
2. the control and measurement are separately designed, so that the product reliability is improved;
3. one-key operation is adopted, and the test is automatically completed after the parameters are set, so that the test is more convenient and accurate;
4. a man-machine interaction interface is adopted, so that the user experience is improved;
5. the user can remotely control the test through the network and is far away from a complex test environment;
6. the power supply can have a filtering function and is high in anti-interference performance.
Drawings
FIG. 1 is a schematic block diagram of a control method according to an embodiment of the present invention;
FIG. 2 is a block diagram of a control apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a test stand according to an embodiment of the present invention.
In the above drawings: 1. an impact hammer angle measuring device; 2. an impact hammer lifting device; 3. an impact hammer; 4. a band-type brake device; 5. impact the table top.
Detailed Description
The invention is further described with reference to the following figures and examples:
example (b): the present disclosure will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the disclosure may be shown and described, and which, when modified and varied by the techniques taught herein, can be made by those skilled in the art without departing from the spirit and scope of the disclosure.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The singular forms "a", "an", "the" and "the", as used herein, also include the plural forms.
As used herein, the terms "comprising," "including," "having," and the like are open-ended terms that mean including, but not limited to.
As used herein, the term (terms), unless otherwise indicated, shall generally have the ordinary meaning as commonly understood by one of ordinary skill in the art, in this written description and in the claims. Certain words used to describe the disclosure are discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the disclosure.
Referring to fig. 1 and 3, a control method of an impact response spectrum test bed comprises the following steps:
the method comprises the following steps that firstly, a control module monitors whether an impact hammer lifting device 2 is in a zero position or not through an impact hammer angle measuring device 1;
if the position is not at the zero position, the control module controls the impact hammer lifting device 2 to release the impact hammer 3, so that the impact hammer 3 freely falls to the zero position;
if the zero position is judged, the control module controls the brake device 4 to release, and the step two is started;
step two, the control module controls the impact hammer lifting device 2 to lift upwards and monitors whether the impact hammer 3 reaches a target height in real time;
if the target height is judged not to be reached, the control module controls the impact hammer lifting device 2 to continuously lift upwards;
if the target height is judged to be reached, the control module controls the contracting brake device 4 to contracting brake and controls the impact hammer lifting device 2 to stop lifting upwards, and the third step is started;
step three, the control module controls the brake device 4 to release, so that the impact hammer 3 falls freely;
step four, the control module sends an acquisition signal to the corresponding impact spectrum measuring device, and the corresponding impact spectrum measuring device measures and records the impact response spectrum waveform according to an acceleration sensor arranged on the impact table-board 5;
step five, after delaying for 0.2-1.0S, the control module controls the brake device 4 to brake, and the impact hammer 3 is braked again;
and step six, the control module controls the band-type brake device 4 to release, so that the impact hammer 3 freely falls to a zero position, and the single impact response spectrum test is completed.
Finally, the above actions may be repeated for multiple trials.
In the second step, the method for monitoring whether the impact hammer lifting device 2 reaches the target height in real time comprises the following steps:
the control module calculates the current height of the gravity center of the impact hammer 3 through a signal fed back by the impact hammer angle measuring device 1 and compares the current height with a set height;
if the current height of the gravity center of the impact hammer 3 is smaller than a set value, judging that the target height is not reached;
and if the current height of the gravity center of the impact hammer 3 is greater than or equal to the set value, judging that the target height is reached.
In the fifth step, the delay time of the secondary contracting brake is inversely proportional to the set height value of the gravity center of the impact hammer 3. Such as: the upper limit of the set height value of the gravity center of the impact hammer 3 is 1600mm, and the delay time of the secondary contracting brake is 0.2 s; when the set height value of the gravity center of the impact hammer 3 is reduced by 200mm, the delay time of the secondary contracting brake is increased by 0.1s, and the longest delay time of the secondary contracting brake is 1 s.
Referring to fig. 2 and 3, the control device of the impact response spectrum test bed comprises a control module, an impact hammer lifting device 2, a band-type brake device 4, an impact hammer angle measuring device 1, an impact corresponding spectrum measuring device and a human-computer interface;
the control module is electrically connected with the impact hammer lifting device 2 and the impact hammer angle measuring device 1, controls the impact hammer lifting device 2 to lift upwards, and receives a position signal fed back by the impact hammer angle measuring device 1 at the same time, so as to judge whether the gravity center of the impact hammer 3 reaches a target height;
the control module is electrically connected with the corresponding impact spectrum measuring device, and after the corresponding impact spectrum measuring device obtains the acquisition signal sent by the control module, the corresponding impact spectrum measuring device measures and records the impact response spectrum waveform according to an acceleration sensor arranged on the impact table-board 5;
the control module is electrically connected with the band-type brake device 4, controls the band-type brake device 4 to brake or release the impact hammer 3 of the test bed, realizes braking on the impact hammer 3 through the band-type brake, and enables the impact hammer 3 to freely fall through releasing to complete impact;
the control module is electrically connected with the human-computer interface and used for displaying information and setting and controlling a system through the human-computer interface.
Preferably, the power supply system further comprises a filtering device, wherein the filtering device is connected with a power supply in series, so that a stable and reliable power supply of the system is provided. The specific implementation can be selected from a switch, a switching power supply, a power supply filter and the like.
Preferably, the control module is a PLC, a single chip microcomputer or an ARM, but is not limited to the above items, and the control module mainly functions to control the operation of the whole system, receive signals and send instructions.
Preferably, the impact hammer lifting device is an electric motor or a hydraulic cylinder, but is not limited to the above items. The impact hammer lifting device is mainly used for driving the impact hammer to perform lifting action under the control of the control module.
Preferably, the band-type brake device is a disc-type hydraulic band-type brake device, but is not limited to the above items, and the band-type brake device mainly functions to band-type brake under the control of the control module, so that the impact hammer is fixed at a certain height and then released under the control of the control module, so that the impact hammer falls freely.
Preferably, the impact hammer angle measuring device is an absolute value encoder, but is not limited to the absolute value encoder, and the impact hammer angle measuring device mainly has the function of feeding back the rotation angle of the impact hammer to the control module, and the control module calculates the lifting height of the gravity center of the impact hammer according to the angle information.
Preferably, the shock response spectrum measuring device is a shock response spectrum measuring instrument, which is a prior art, but not limited to, the shock response spectrum measuring device mainly functions to measure and record a shock response spectrum waveform of the shock table based on an acceleration sensor mounted on the shock table.
Preferably, the human-computer interface is an HMI human-computer interface, a touch screen device or a display equipped with mechanical keys, but is not limited to the above, and the human-computer interface mainly functions to provide a human-computer interaction platform, is convenient for setting impact height, impact times and the like, transmits parameters set by the user and sent operation instructions to the control module, and can also display some information of system operation to the user.
Preferably, the human-computer interface and the control module can be communicated by adopting an RS485 protocol, the operation of a control module program is controlled by the human-computer interface, and the state of the control module is fed back to the human-computer interface.
Preferably, the human-computer interface and the computer (upper computer) can adopt UDP protocol communication, the test bed is controlled to impact through debugging software or other software on the computer end, and meanwhile, codes can be sent to the test bed to inquire the state of the test bed, and the test bed can send the current state to the computer end after receiving the inquiry codes of the computer end, for example, whether the electromagnet is released, whether the system is abnormal, and the like.
When the test is started, the clutch of the test bed is firstly closed, the brake is released, the motor is controlled to rotate to drive the impact hammer to ascend, the encoder feeds back the rotating angle of the motor to the PLC, the ascending height of the impact hammer is calculated through calculation, and the ascending height of the impact hammer is compared with the set impact height to stop ascending when the impact hammer reaches the set height. After an impact button (such as 2 seconds) on a main interface of the touch screen is pressed for a long time, the impact hammer falls down, when the impact hammer impacts a zero position, an acquisition signal is sent to the impact response spectrum measuring instrument, and the impact response spectrum measuring instrument measures and records the waveform of an impact response spectrum on a working table through an acceleration sensor on the table top: the time domain shock oscillation attenuation waveform and the frequency domain shock response frequency spectrum. The control device also has the functions of counting, fault recording and the like, and can communicate with an upper computer through a communication protocol to realize the functions of remote control and data transmission.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A control method of an impact response spectrum test bed is characterized in that: the method comprises the following steps:
the method comprises the following steps that firstly, a control module monitors whether an impact hammer lifting device is in a zero position or not through an impact hammer angle measuring device;
if the impact hammer is judged not to be at the zero position, the control module controls the impact hammer lifting device to release the impact hammer, so that the impact hammer freely falls to the zero position;
if the zero position is judged, the control module controls the brake device to release, and the step two is started;
step two, the control module controls the impact hammer lifting device to lift upwards and monitors whether the impact hammer reaches the target height in real time;
if the impact hammer does not reach the target height, the control module controls the impact hammer lifting device to continuously lift upwards;
if the target height is judged to be reached, the control module controls the band-type brake of the band-type brake device and controls the impact hammer lifting device to stop lifting upwards, and the third step is started;
step three, the control module controls the brake device to release, so that the impact hammer falls freely for impact;
step four, the control module sends an acquisition signal to the corresponding impact spectrum measuring device, and the corresponding impact spectrum measuring device measures and records the impact response spectrum waveform according to an acceleration sensor arranged on the impact table top;
step five, after delaying for 0.2-1.0S, the control module controls the brake device to brake, and the impact hammer is subjected to secondary brake;
and step six, the control module controls the band-type brake device to release, so that the impact hammer freely falls to a zero position, and the single impact response spectrum test is completed.
2. The control method according to claim 1, characterized in that: in the second step, the method for monitoring whether the impact hammer lifting device reaches the target height in real time comprises the following steps:
the control module calculates the current height of the gravity center of the impact hammer according to a signal fed back by the impact hammer angle measuring device and compares the current height with a set height;
if the current height of the center of gravity of the impact hammer is smaller than a set value, judging that the target height is not reached;
and if the current height of the gravity center of the impact hammer is greater than or equal to the set value, judging that the target height is reached.
3. A control device of an impact response spectrum test bed is characterized in that: the impact hammer angle measuring device comprises a control module, an impact hammer lifting device, a band-type brake device, an impact hammer angle measuring device, an impact corresponding spectrum measuring device and a human-computer interface;
the control module is electrically connected with the impact hammer lifting device and the impact hammer angle measuring device, controls the impact hammer lifting device to lift upwards, and receives a position signal fed back by the impact hammer angle measuring device at the same time, so as to judge whether the gravity center of the impact hammer reaches a target height;
the control module is electrically connected with the corresponding impact spectrum measuring device, and the corresponding impact spectrum measuring device measures and records the impact response spectrum waveform according to an acceleration sensor arranged on the impact table after acquiring the acquisition signal sent by the control module;
the control module is electrically connected with the band-type brake device, controls the band-type brake device to band-type or release the impact hammer of the test bed, realizes braking on the impact hammer through the band-type brake, and enables the impact hammer to freely fall through releasing to complete impact;
the control module is electrically connected with the human-computer interface and used for displaying information and setting and controlling a system through the human-computer interface.
4. The control device according to claim 3, characterized in that: the filter device is connected with a power supply in series, so that a stable and reliable power supply of the system is provided.
5. The control device according to claim 3, characterized in that: the control module is a PLC or a single chip microcomputer or an ARM.
6. The control device according to claim 3, characterized in that: the impact hammer lifting device is a motor or a hydraulic cylinder.
7. The control device according to claim 3, characterized in that: the band-type brake device is a disc type hydraulic band-type brake device.
8. The control device according to claim 3, characterized in that: the impact hammer angle measuring device is an absolute value encoder.
9. The control device according to claim 3, characterized in that: the impact response spectrum measuring device is an impact response spectrum measuring instrument.
10. The control device according to claim 3, characterized in that: the human-computer interface is an HMI human-computer interface or touch screen equipment or a display provided with mechanical keys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911272676.5A CN110954413A (en) | 2019-12-12 | 2019-12-12 | Control device and control method of impact response spectrum test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911272676.5A CN110954413A (en) | 2019-12-12 | 2019-12-12 | Control device and control method of impact response spectrum test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110954413A true CN110954413A (en) | 2020-04-03 |
Family
ID=69981081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911272676.5A Pending CN110954413A (en) | 2019-12-12 | 2019-12-12 | Control device and control method of impact response spectrum test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110954413A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781822A (en) * | 2020-12-31 | 2021-05-11 | 苏州苏试试验集团股份有限公司 | Control device and control method for inclined plane impact table |
| CN114593986A (en) * | 2022-03-08 | 2022-06-07 | 北京强度环境研究所 | Pendulum impact test bed controller and control method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2531372Y (en) * | 2002-02-09 | 2003-01-15 | 苏州试验仪器总厂 | Mechanical braking mechanism of impact testing table |
| US20040103713A1 (en) * | 2002-11-18 | 2004-06-03 | Voon Wong Shaw | Pendulum impact test rig |
| CN102466554A (en) * | 2010-11-17 | 2012-05-23 | 西北机器有限公司 | Shock response spectrum test machine |
| CN102840957A (en) * | 2011-06-23 | 2012-12-26 | 北京航天斯达新技术装备公司 | Pendulum bob-type impact response spectrum testing bed |
| CN103808481A (en) * | 2012-11-07 | 2014-05-21 | 西北机器有限公司 | Shock revolving pendulum mechanism for shock response spectrum tester |
| CN104111201A (en) * | 2014-06-30 | 2014-10-22 | 天地科技股份有限公司 | Test bench used for testing impact load of anchor rod, and test method thereof |
| CN105973727A (en) * | 2016-05-25 | 2016-09-28 | 武汉长海高新技术有限公司 | Pendulum impact tester control system and control method thereof |
| CN106568659A (en) * | 2015-10-10 | 2017-04-19 | 中国科学院深圳先进技术研究院 | Impact testing apparatus |
| CN107884149A (en) * | 2016-09-30 | 2018-04-06 | 北京机电工程研究所 | Shake test structure in one kind top destroys recognition methods |
| CN109611387A (en) * | 2018-11-22 | 2019-04-12 | 南京理工大学 | A kind of electric cylinder servo-system and control method with impact test function |
-
2019
- 2019-12-12 CN CN201911272676.5A patent/CN110954413A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2531372Y (en) * | 2002-02-09 | 2003-01-15 | 苏州试验仪器总厂 | Mechanical braking mechanism of impact testing table |
| US20040103713A1 (en) * | 2002-11-18 | 2004-06-03 | Voon Wong Shaw | Pendulum impact test rig |
| CN102466554A (en) * | 2010-11-17 | 2012-05-23 | 西北机器有限公司 | Shock response spectrum test machine |
| CN102840957A (en) * | 2011-06-23 | 2012-12-26 | 北京航天斯达新技术装备公司 | Pendulum bob-type impact response spectrum testing bed |
| CN103808481A (en) * | 2012-11-07 | 2014-05-21 | 西北机器有限公司 | Shock revolving pendulum mechanism for shock response spectrum tester |
| CN104111201A (en) * | 2014-06-30 | 2014-10-22 | 天地科技股份有限公司 | Test bench used for testing impact load of anchor rod, and test method thereof |
| CN106568659A (en) * | 2015-10-10 | 2017-04-19 | 中国科学院深圳先进技术研究院 | Impact testing apparatus |
| CN105973727A (en) * | 2016-05-25 | 2016-09-28 | 武汉长海高新技术有限公司 | Pendulum impact tester control system and control method thereof |
| CN107884149A (en) * | 2016-09-30 | 2018-04-06 | 北京机电工程研究所 | Shake test structure in one kind top destroys recognition methods |
| CN109611387A (en) * | 2018-11-22 | 2019-04-12 | 南京理工大学 | A kind of electric cylinder servo-system and control method with impact test function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781822A (en) * | 2020-12-31 | 2021-05-11 | 苏州苏试试验集团股份有限公司 | Control device and control method for inclined plane impact table |
| CN114593986A (en) * | 2022-03-08 | 2022-06-07 | 北京强度环境研究所 | Pendulum impact test bed controller and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102692264B (en) | Test bench and test method for mass, position of center of mass and rotational inertia | |
| CN105571648B (en) | A kind of multi-function robot joint Performance Test System | |
| CN110954413A (en) | Control device and control method of impact response spectrum test bed | |
| CN201402206Y (en) | Intelligent cyclic drop test device | |
| CN101261310B (en) | Electromagnetic relay dynamic environmental test system | |
| CN100484858C (en) | Automatic detecting and testing system for tripper | |
| CN103837299B (en) | A kind of torque spanner automatic checkout system and detection method | |
| CN106289767A (en) | A kind of robot is with high-end speed reducer drive accuracy testing platform | |
| CN104298227B (en) | Device and method for testing movement performance of small and medium-sized alternating current permanent magnet synchronous motor | |
| CN105806403B (en) | A kind of stepper motor performance test apparatus | |
| CN207585808U (en) | Wrest fixing spanner measuring and testing device | |
| CN107063617A (en) | A kind of buffer comprehensive performance testing system and its method | |
| CN102901592A (en) | Magnetic latching relay contact pressure detection and movement testing device and use method thereof | |
| CN102879198B (en) | Speed limiter test table for elevator and testing system thereof | |
| CN105466700B (en) | A kind of test method and device of Self-Balancing vehicle | |
| CN102866009A (en) | Intelligent rope breaking tester for safety lock | |
| CN202614517U (en) | Automotive door hinge detection device | |
| CN110954418A (en) | Control device and control method of small impact test bed | |
| CN111751073A (en) | Control device and control method of pneumatic collision test bed | |
| CN108279380B (en) | System and method for simulating working conditions of motor | |
| CN203929598U (en) | A kind of Portable type full-automatic testing device for friction coefficient | |
| CN202372253U (en) | Portable digital vibration platform | |
| CN203203811U (en) | Test instrument of durability of automobile electric glass riser | |
| CN209979129U (en) | Lever type force standard machine | |
| CN202770626U (en) | Portable on-site detection apparatus for rack-and-pinion construction elevator anti-falling safety device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200403 |
|
| RJ01 | Rejection of invention patent application after publication |