CN104345001A - Double-swing rod impact tester with good buffer effect - Google Patents
Double-swing rod impact tester with good buffer effect Download PDFInfo
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- CN104345001A CN104345001A CN201310333801.5A CN201310333801A CN104345001A CN 104345001 A CN104345001 A CN 104345001A CN 201310333801 A CN201310333801 A CN 201310333801A CN 104345001 A CN104345001 A CN 104345001A
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- bar
- swing rod
- double swing
- double
- buffer effect
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Abstract
The present invention discloses a double-swing rod impact tester with the good buffer effect. According to the double-swing rod impact tester, a lifting system and a braking system are connected through a swing shaft and are arranged on the top end of the host machine top end, the upper swing rod is suspended on the middle of the swing shaft so as to achieve the lifting and the braking of the double-swing rod system, the upper swing rod and the lower swing rod form a hinged connection in the double-swing rod system, the lower end of the lower swing rod is connected with a pendulum, the hinged connection position of the upper swing rod and the lower swing rod is provided with an angle adjusting device, a buffer device is arranged between the upper swing rod and the lower swing rod, a measurement system is arranged on the base through a buffer pad, and a high speed sensor and a high speed data acquisition device are adopted to display the change curve of the force values in the horizontal direction and the vertical direction along with the time, the change of the variant feature point along with the time and the like through a computer during the impact process. According to the present invention, the buffer pad is arranged under the measurement system so as to reduce the impact force, and the buffer device is arranged between the upper swing and the lower swing, such that a certain angle is maintained, and the buffer effect is good.
Description
Technical field
The present invention relates to a kind of double swing-bar impact testing machine of good buffer effect.
Background technology
Double swing-bar impact testing machine is under instantaneous load effect, the two-way performance measurement on test plate (panel) surface and the new equipment developed specially.The Main Function of this device measures the resistance of failure of test plate (panel) under the effect of transient state high speed impact, effectively can judge that whether test plate (panel) qualified, and carry out measuring plate qualified after characteristic strengthen test.There is following problem in impact testing machine used at present: adopts single wobbling pole system, and impact strength not greatly, fork degree of freedom is low, can not capture moment impact load and can only capture impact energy; Regular impulse test, the impulsive force of generation can produce the measuring system of precision to be damaged, and affects the serviceable life of equipment.
Summary of the invention
The object of this invention is to provide a kind of double swing-bar impact testing machine of good buffer effect.
To achieve these goals, the technical solution of employing is in the present invention:
A double swing-bar impact testing machine for good buffer effect, comprises main frame, base, double swing-bar system, elevator system, brake system, measuring system, and described main frame is arranged on described base, and described base is arranged on ground by plastic-steel gasket; Described elevator system and described brake system are connected by balance staff and are arranged on main frame top, and balance staff mid-mounting upper pendulum bar realizes lifting and the braking of double swing-bar system; Described double swing-bar system comprises upper pendulum bar, draft link, upper pendulum bar and draft link hinged, the lower end of draft link is connected with pendulum; Upper and lower fork hinged place is provided with angle regulator; Also be provided with snubber assembly in the middle of upper draft link, snubber assembly is by spring steel support; Described measuring system is arranged on base by cushion pad, adopt height sensors and high-speed data acquiring device, by the force value of horizontal and vertical directions in impact process, change curve, Vertic features point be over time etc. by Computer display out in time.
Described cushion pad is made up of rubber, and thickness is at 1 ~ 1.5cm.
The fuselage of described main frame is formed by steel pipe manufacturing, and described angle regulator is made by plow-steel and forms.
Described double swing-bar system comprises high intensity steel is made, and is connected with main frame by balance staff; The top of double swing-bar system is upper pendulum bar, and upper pendulum bar is provided with hoisting ring device, for the connection of snubber assembly; The below of double swing-bar system is draft link and pendulum, is connected with upper pendulum bar by bearing pin, and angle regulator is equipped with on the top of draft link.
Described elevator system, described balance staff, described brake system are connected successively by a bearing; Described elevator system comprises the motor, reductor, the clutch coupling that are connected successively by bearing; Described brake system comprises detent.
The beneficial effect that the present invention can produce:
1. double swing-bar impact testing machine adopts double swing-bar structure, and use pendulum gravity acceleration shock method, moment obtains maximum impact speed, Maximal shock load, the maximum impact energy that sample horizontal and vertical directions is born simultaneously; Add the degree of freedom of mechanism, improve measuring accuracy, overcome traditional unidirectional measurement of single pendulum test machine, the attack time is long, angle of attack is non-adjustable, moment impact load can not be captured can only capture the shortcomings such as impact energy.
2. go up in the middle of draft link and be provided with snubber assembly, the Altitude control takeoff by draft link is can within the very little range of size of Measurement accuracy.
3. between measuring system and base, add cushion pad, the impulsive force of measuring system can be reduced, the serviceable life of extension device.
Accompanying drawing explanation
Fig. 1: double swing-bar impact testing machine front view of the present invention.
Fig. 2: double swing-bar impact testing machine left view of the present invention.
In figure: 1-main frame, 2-upper pendulum bar, 3-draft link, 4-pendulum, 5-snubber assembly, 6-angle regulator, 7-motor, 8-reductor, 9-clutch coupling, 10-bearing seat, 11-balance staff, 12-detent, 13-measuring system, 14-test plate (panel), 15-cushion pad.
Embodiment
As shown in Figure 1, 2, a kind of double swing-bar impact testing machine of good buffer effect, comprises main frame 1, base, double swing-bar system, elevator system, brake system, measuring system.Described main frame 1 is arranged on described base, and described base is arranged on ground by plastic-steel gasket, reduces the impact of whole equipment to the earth, increases serviceable life.Elevator system is connected by the balance staff 11 be arranged on bearing seat 10 with brake system, and is arranged on the top of main frame 1, and balance staff 11 mid-mounting upper pendulum bar, realizes lifting and the braking of double swing-bar system.Described double swing-bar system comprises upper pendulum bar 2, draft link 3, upper pendulum bar 1 and draft link 3 hinged, the lower end of draft link 3 is connected with pendulum 4.Upper and lower fork hinged place is provided with angle regulator 6, and the effect of angle regulator 6 is that guarantee two fork keeps angle not change in dropping process, but makes two forks be in free state at pendulum and test plate (panel) Contact.Also is provided with snubber assembly 5 in the middle of upper draft link, snubber assembly 5 is by spring steel support, and the Altitude control takeoff by draft link is can within the very little range of size of Measurement accuracy.Measuring system 13 is arranged on base by cushion pad 15, adopt height sensors and high-speed data acquiring device, by high-speed collection card, storer and deformation-sensor, by the force value of horizontal and vertical directions in impact process, change curve, Vertic features point be over time etc. by Computer display out in time.
Described cushion pad 15 is made up of rubber, and thickness is at 1 ~ 1.5cm.Reducing the impulsive force of measuring system, the serviceable life of extension device.With plastic-steel gasket with the use of, buffering effect is better.
The fuselage of main frame 1 is formed by steel pipe manufacturing, and base adopts solid steel plate processing and fabricating, ensures the right alignment of frame top bearing and the axle center distance to measuring system substrate.Hoist braking system is installed above main frame 1, below main frame, installs and measures system.
Double swing-bar system comprises high intensity steel is made, and is connected with main frame 1 by balance staff 11; The top of double swing-bar system is upper pendulum bar 2, and upper pendulum bar 2 is provided with hoisting ring device, for the connection of snubber assembly; The below of double swing-bar system is draft link 3 and pendulum 4, is connected with upper pendulum bar 2 by bearing pin, and angle regulator 6 is equipped with on the top of draft link 3, the angle connected for regulating double swing-bar, and the lower end of draft link 3 is connected with pendulum 4, for impacting test plate (panel).Such structure can ensure to keep angle constant in double swing-bar dropping process, and when pendulum 4 and test plate (panel) 14 clash into, double swing-bar moment keeps again freely.
Angle regulator 6 is made by plow-steel and forms, and is connected with upper draft link by bearing pin; Angle regulator 6 is provided with different angles, makes double swing-bar stepless adjustable.
Described elevator system, described balance staff 11, described brake system are connected successively by a bearing; Motor 7 in elevator system is connected with reductor 8, and reductor 8 is connected with clutch coupling 9, and clutch coupling 9 is connected with balance staff 11; Detent 12 in brake system is fixed on main frame 1, is connected with balance staff 11;
The top fixed installation test plate (panel) 14 of measuring system 13.
During use, the test method of double swing-bar impact testing machine of the present invention is: double swing-bar impact testing machine is when initial position, and motor 7 drives reductor 8, clutch coupling 9, balance staff 11 to rotate, and double swing-bar system 2,3,4 is risen to preset position, and detent 12 is braked; Clutch coupling 9 disconnects, and detent 12 discharges, and double swing-bar system 2,3,4 does the movement of falling object; When pendulum 4 contacts test plate (panel) 14, upper pendulum bar 2 and draft link 3 are in free state instantaneously, and pendulum 4 clashes into measures plate 14; By the force value of horizontal and vertical directions in impact process, change curve, Vertic features point are shown on computing machine measuring system 13 over time in time simultaneously; Move to peak (when namely speed is zero) in double swing-bar system 2,3,4, detent 12 is braked; Testing crew can carry out observed and recorded or replacing to test plate (panel) 14; Then clutch coupling inhale and, motor 7 drives reductor 8, clutch coupling 9, balance staff 11 to rotate to initial position.
Certainly, above-mentioned explanation is not limitation of the present invention, and the present invention is also not limited in above-mentioned citing, and the change that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (5)
1. the double swing-bar impact testing machine of a good buffer effect, comprise main frame, base, double swing-bar system, elevator system, brake system, measuring system, it is characterized in that: described main frame is arranged on described base, and described base is arranged on ground by plastic-steel gasket; Described elevator system and described brake system are connected by balance staff and are arranged on main frame top, and balance staff mid-mounting upper pendulum bar realizes lifting and the braking of double swing-bar system; Described double swing-bar system comprises upper pendulum bar, draft link, upper pendulum bar and draft link hinged, the lower end of draft link is connected with pendulum; Upper and lower fork hinged place is provided with angle regulator; Also be provided with snubber assembly in the middle of upper draft link, snubber assembly is by spring steel support; Described measuring system is arranged on base by cushion pad, adopt height sensors and high-speed data acquiring device, by the force value of horizontal and vertical directions in impact process, change curve, Vertic features point be over time etc. by Computer display out in time.
2. the double swing-bar impact testing machine of a kind of good buffer effect according to claim 1, it is characterized in that, described cushion pad is made up of rubber, and thickness is at 1 ~ 1.5cm.
3. the double swing-bar impact testing machine of a kind of good buffer effect according to claim 1, it is characterized in that, the fuselage of described main frame is formed by steel pipe manufacturing, and described angle regulator is made by plow-steel and forms.
4. the double swing-bar impact testing machine of a kind of good buffer effect according to claim 1, it is characterized in that, described double swing-bar system comprises high intensity steel is made, and is connected with main frame by balance staff; The top of double swing-bar system is upper pendulum bar, and upper pendulum bar is provided with hoisting ring device, for the connection of snubber assembly; The below of double swing-bar system is draft link and pendulum, is connected with upper pendulum bar by bearing pin, and angle regulator is equipped with on the top of draft link.
5. the double swing-bar impact testing machine of a kind of good buffer effect according to claim 1, it is characterized in that, described elevator system, described balance staff, described brake system are connected successively by a bearing; Described elevator system comprises the motor, reductor, the clutch coupling that are connected successively by bearing; Described brake system comprises detent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310333801.5A CN104345001A (en) | 2013-08-04 | 2013-08-04 | Double-swing rod impact tester with good buffer effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310333801.5A CN104345001A (en) | 2013-08-04 | 2013-08-04 | Double-swing rod impact tester with good buffer effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104345001A true CN104345001A (en) | 2015-02-11 |
Family
ID=52501071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310333801.5A Withdrawn CN104345001A (en) | 2013-08-04 | 2013-08-04 | Double-swing rod impact tester with good buffer effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104345001A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466765A (en) * | 2016-01-29 | 2016-04-06 | 苏州莱测检测科技有限公司 | Impact testing machine buffer seat |
| CN108267373A (en) * | 2018-01-04 | 2018-07-10 | 青岛科技大学 | A kind of multi-functional coatings device for detecting performance |
| CN110823492A (en) * | 2019-11-19 | 2020-02-21 | 中国交通建设股份有限公司 | Test device and test method for suspension tube excitation test |
-
2013
- 2013-08-04 CN CN201310333801.5A patent/CN104345001A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466765A (en) * | 2016-01-29 | 2016-04-06 | 苏州莱测检测科技有限公司 | Impact testing machine buffer seat |
| CN108267373A (en) * | 2018-01-04 | 2018-07-10 | 青岛科技大学 | A kind of multi-functional coatings device for detecting performance |
| CN110823492A (en) * | 2019-11-19 | 2020-02-21 | 中国交通建设股份有限公司 | Test device and test method for suspension tube excitation test |
| CN110823492B (en) * | 2019-11-19 | 2021-08-17 | 中国交通建设股份有限公司 | Test device and test method for suspension tube excitation test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20150211 |