CN215640019U - Three-dimensional simulated motion test device - Google Patents
Three-dimensional simulated motion test device Download PDFInfo
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- CN215640019U CN215640019U CN202121909739.6U CN202121909739U CN215640019U CN 215640019 U CN215640019 U CN 215640019U CN 202121909739 U CN202121909739 U CN 202121909739U CN 215640019 U CN215640019 U CN 215640019U
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Abstract
The utility model discloses a test device for three-dimensional simulated motion, belonging to detection equipment. Comprises a frame, a vibration test bed and a linear motion mechanism. The vibration test bed is arranged in the middle of the frame, and a first mounting seat is mounted on the vibration test bed; the linear motion mechanism is located obliquely above and right above the vibration test bed, and a second mounting seat is installed at the output end of the linear motion mechanism. According to the flexible pipe bending test device, two ends of the flexible pipe to be tested are respectively fixed on the first mounting seat and the second mounting seat, the linear motion mechanism moves back and forth to drive the flexible pipe to perform telescopic motion, and the vibration test bench moves up and down to perform vibration test, so that the flexible pipe to be tested can perform bending motion in different dimensions. When the linear motion mechanism is installed at different positions, the hose can realize the motion of different dimensions, so that the working conditions of up-and-down running, turning, braking and starting running of the locomotive are simulated, and the fatigue of the hose motion is obtained more accurately.
Description
Technical Field
The utility model belongs to detection equipment, and particularly relates to a test device for three-dimensional simulated motion.
Background
The sanding system widely applied to the aspect of a railway locomotive braking system is characterized in that special braking sand is sprayed on a locomotive steel rail by controlling the change of the pressure of compressed air of a locomotive to realize the deceleration running braking of the locomotive, a hose is a sanding channel, the sanding effect is directly influenced by the change of the movement of the hose, and therefore the fatigue performance and other parameters of the hose need to be accurately obtained through tests.
The fatigue performance parameters of the existing hose are obtained through a vibration test, wherein the vibration test refers to a test conducted on a vibrated object or model by evaluating the vibration resistance of the product in an expected use environment. The existing vibration test is generally installed on a vibration test bed and is completed according to specified frequency and time, and the vibration test bed can only realize vertical jolt vibration test, so that the actual running working conditions of the locomotive in up-down running, turning, braking and starting running can not be fully simulated.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defects, the utility model provides a test device for three-dimensional simulation motion, which aims to solve the problems related to the background technology.
The utility model provides a test device for three-dimensional simulated motion, which comprises:
a frame;
the vibration test bed is arranged in the middle of the frame, and at least one first mounting seat is mounted on the vibration test bed;
the linear motion mechanism is positioned above the vibration test bed in an inclined mode, and a second mounting seat is mounted at the output end of the linear motion mechanism;
and the two ends of the hose to be detected are respectively fixed on the first mounting seat and the second mounting seat, and the hose to be detected can perform flexible movement in different dimensions through the movement of the linear motion mechanism and the vibration test bed in different directions.
Preferably or optionally, the frame is formed by welding a plurality of square tubes together.
Preferably or optionally, a mounting plate is mounted on a side surface of the frame, and a plurality of mounting holes are formed in the mounting plate and adapted to adjust a mounting angle of the mounting plate relative to a horizontal plane.
Preferably or optionally, the mounting angle is 0 ° to 60 °.
Preferably or optionally, the mounting angle is 0 °, 30 °, 45 ° or 60 °.
Preferably or optionally, the linear motion mechanism is mounted on the mounting plate, and a cylinder is used as an actuating element to realize reciprocating linear motion.
Preferably or optionally, further comprising a control element disposed on the mounting plate.
Preferably or optionally, the control element comprises:
the time relay is in signal connection with the linear motion mechanism and is suitable for controlling the motion time;
the timer is arranged on the side surface of the mounting plate, is connected with a limit switch lead of the linear motion mechanism and is suitable for recording the motion time of the linear motion mechanism;
the counter is arranged on the side surface of the mounting plate, is connected with a limit switch lead of the linear motion mechanism and is suitable for recording the motion frequency of the linear motion mechanism;
the two-position five-way reversing valve is connected with the air inlet and the air outlet of the cylinder and is suitable for controlling the cylinder to perform reciprocating reversing;
and the pressure regulating valve is arranged on a connecting passage between the cylinder and is suitable for controlling the air inlet pressure of the cylinder.
Preferably or optionally, the control element and the power supply control box provide electric energy distribution for a time relay, a counter, a timer, a two-position five-way reversing valve and an upper limit switch of the air cylinder.
Has the advantages that: the utility model relates to a three-dimensional simulation motion test device, wherein one end of a hose to be tested is fixed on a vibration test bed, the other end of the hose to be tested is connected with a linear motion mechanism, the hose is driven to perform telescopic motion through the reciprocating motion of the linear motion mechanism, and the vibration test bed performs vibration test by moving up and down, so that the hose to be tested can perform bending motion in different dimensions. When the linear motion mechanism is installed at different positions, the hose can realize the motion of different dimensions, so as to simulate the working conditions of up-and-down running, turning, braking and starting running of the locomotive and obtain the fatigue of the hose motion.
Drawings
Fig. 1 is a schematic structural view of the present invention.
The reference signs are: the device comprises a frame 1, a vibration test bed 2, a first mounting seat 3, a linear motion mechanism (air cylinder) 4, a second mounting seat 5, a hose 6, a control element 7, a two-position five-way reversing valve 8, a pressure regulating valve 9 and a mounting plate 10.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Examples
Referring to fig. 1, a three-dimensional simulated motion test apparatus comprises: the device comprises a frame 1, a vibration test bed 2 and a linear motion mechanism 4. The frame 1 is a cubic frame 1 formed by welding and connecting a plurality of square tubes, and the structure ensures that the test component is fixed reliably; the raw materials of the frame 1 structure can be purchased in the market directly, the processing is simple, the frame can be used after being processed by direct welding and bolt connection assembly, the structure is simple, and the disassembly and the assembly are convenient; the installation is fixed reliable, can be at different mounted position fixed cylinder, realizes different dimension tests (3 dimensions). The vibration test bed 2 is arranged in the middle of the frame 1, and two first mounting seats 3 are mounted on the vibration test bed 2; install a plurality of mounting panels 10 on the side of frame 1, be located respectively the top and both sides of frame 1, linear motion mechanism 4 is for installing on mounting panel 10 second mount pad 5 is installed to linear motion mechanism 4's output to the cylinder realizes reciprocal linear motion as execute component. When detecting, to wait to detect hose 6 one end and fix on vibration test platform 2, linear motion mechanism 4 is connected to the other end, reciprocates through linear motion mechanism 4 and drives hose 6 and carry out concertina movement, and vibration test is carried out in vibration test platform 2 up-and-down motion, realizes waiting to detect the flexible motion of hose 6 in different dimensions.
In a further embodiment, a plurality of mounting holes are formed in the mounting plate 10, the mounting holes are suitable for adjusting the mounting angle of the mounting plate 10 relative to the horizontal plane, the air cylinder is mounted on the mounting plate 10 through fasteners such as bolts and nuts, the air cylinder is mounted at different spatial positions of 0-60 degrees, preferably 0 degree, 30 degrees, 45 degrees or 60 degrees, relative to the horizontal plane, so that the working conditions of up-and-down running, turning, braking and starting running of the locomotive are simulated, and the fatigue of the movement of the hose 6 is obtained.
In a further embodiment, the test device further comprises a control element 7 arranged on the mounting plate 10. The control element 7 comprises: a time relay, a counter, a timer and a two-position five-way reversing valve 8. The time relay is in signal connection with the linear motion mechanism 4 and is suitable for controlling the motion time; the timer is arranged on the side surface of the mounting plate 10, is connected with a limit switch lead of the linear motion mechanism 4 and is suitable for recording the motion time of the linear motion mechanism 4; the counter is arranged on the side surface of the mounting plate 10, is connected with a limit switch lead of the linear motion mechanism 4 and is suitable for recording the motion frequency of the linear motion mechanism 4; the two-position five-way reversing valve 8 is connected with the air inlet and the air outlet of the cylinder and is suitable for controlling the cylinder to perform reciprocating reversing; the pressure regulating valve 9 is arranged on a connecting passage between the cylinder and is suitable for controlling the air inlet pressure of the cylinder. When the control element 7 is electrified, the movement time, the movement frequency and the movement direction can be monitored, and a tester only needs to detect regularly, so that the automation of the testing device is improved.
The control element 7 and the power supply control box provide electric energy distribution for the time relay, the counter, the timer, the two-position five-way reversing valve 8 and the upper limit switch of the cylinder.
In order to facilitate understanding of the technical scheme of the test device for three-dimensional simulation motion, the working principle of the test device is briefly described as follows: fixing one end of a hose 6 to be detected on a first mounting seat 3 on a vibration test bed 2, and performing a vibration test; the other end is installed on first fixing base, makes reciprocating motion along with the cylinder, realizes waiting to detect flexible pipe 6 and in the flexible motion of different dimensions, because flexible pipe 6 both ends are all moving to the accompanying vibration, obviously distinguish one-way reciprocating motion. In addition, the speed of the cylinder is controlled by the pressure regulating valve 9, and the frequency and the time of the movement of the hose 6 are respectively recorded by the counter and the timer, so that the purpose of testing is achieved.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A test apparatus for three-dimensional simulated motion, comprising:
a frame;
the vibration test bed is arranged in the middle of the frame, and at least one first mounting seat is mounted on the vibration test bed;
the linear motion mechanism is positioned above the vibration test bed in an inclined mode, and a second mounting seat is mounted at the output end of the linear motion mechanism;
and the two ends of the hose to be detected are respectively fixed on the first mounting seat and the second mounting seat, and the hose to be detected can move in different dimensions through the movement of the linear motion mechanism and the vibration test bed in different directions.
2. The device for testing three-dimensional simulated motion according to claim 1, wherein said frame is formed by welding a plurality of square tubes to form a frame structure.
3. The three-dimensional simulated motion test device as claimed in claim 1, wherein a mounting plate is mounted on a side surface of said frame, said mounting plate being provided with a plurality of mounting holes adapted to adjust a mounting angle of said mounting plate with respect to a horizontal plane.
4. A test rig for three dimensional simulated motion as claimed in claim 3, wherein said mounting angle is between 0 ° and 60 °.
5. A test rig for three-dimensional simulated movements according to claim 4, characterised in that said mounting angle is 0 °, 30 °, 45 ° or 60 °.
6. The three-dimensional simulation motion test device according to any one of claims 3 to 5, wherein the linear motion mechanism is mounted on the mounting plate, and a cylinder is used as an actuator to realize reciprocating linear motion.
7. The device of claim 6, further comprising a control element disposed on the mounting plate.
8. The device of claim 7, wherein the control element comprises:
the time relay is in signal connection with the linear motion mechanism and is suitable for controlling the motion time;
the timer is arranged on the side surface of the mounting plate, is connected with a limit switch lead of the linear motion mechanism and is suitable for recording the motion time of the linear motion mechanism;
the counter is arranged on the side surface of the mounting plate, is connected with a limit switch lead of the linear motion mechanism and is suitable for recording the motion frequency of the linear motion mechanism;
the two-position five-way reversing valve is connected with the air inlet and the air outlet of the cylinder and is suitable for controlling the cylinder to perform reciprocating reversing;
and the pressure regulating valve is arranged on a connecting passage between the cylinder and is suitable for controlling the air inlet pressure of the cylinder.
9. The device for testing three-dimensional simulated motion according to claim 8, wherein the control element and the power control box provide power distribution for a time relay, a counter, a timer, a two-position five-way reversing valve and a limit switch on the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121909739.6U CN215640019U (en) | 2021-08-16 | 2021-08-16 | Three-dimensional simulated motion test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121909739.6U CN215640019U (en) | 2021-08-16 | 2021-08-16 | Three-dimensional simulated motion test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215640019U true CN215640019U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121909739.6U Active CN215640019U (en) | 2021-08-16 | 2021-08-16 | Three-dimensional simulated motion test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215640019U (en) |
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2021
- 2021-08-16 CN CN202121909739.6U patent/CN215640019U/en active Active
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