CN208109610U - Steel construction auto impact position monitor test platform based on fiber grating - Google Patents
Steel construction auto impact position monitor test platform based on fiber grating Download PDFInfo
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- CN208109610U CN208109610U CN201820700552.7U CN201820700552U CN208109610U CN 208109610 U CN208109610 U CN 208109610U CN 201820700552 U CN201820700552 U CN 201820700552U CN 208109610 U CN208109610 U CN 208109610U
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Abstract
The utility model discloses a kind of steel construction auto impact position monitor test platform based on fiber grating, including test specimen fixed station, steel ball control device and control system and im-pact location monitor system；Test specimen is fixed on the test specimen fixed station；Steel ball is placed in the steel ball control device；X-axis slide rail, Y-axis sliding rail, Z axis slide rail are respectively arranged on the test specimen fixed station；The Z axis slide rail is slided in X-axis slide rail by X-axis slide block；The Y-axis sliding rail is slided in Z axis slide rail by Z axis sliding block；The steel ball control device is fixed on Y-axis sliding rail by the sliding of Y-axis sliding block；Control system control steel ball control device X-axis slide rail, Y-axis sliding rail, three directions of Z axis slide rail displacement movement and control the percussion action of steel ball.The utility model can carry out real time on-line monitoring and positioning to the impact injury of steel construction, and can effectively complete the im-pact location monitoring at any point in steel construction, have higher reliability and accuracy.
Description
Technical field
The utility model relates to a kind of steel construction monitoring test platform technology fields, more particularly to one kind to be based on fiber grating
Steel construction auto impact position monitor test platform.
Background technique
Steel construction is widely used in industrial circle, such as the bearing carrier of ship.Currently, since ship navigates for a long time
In severe marine environment, hull steel construction is easy to occur to make steel knot by the damage hit a submerged reef or collision impact generates row
The bearing capacity of structure reduces and performance degradation, seriously affects steel construction stability.For the work of real-time monitoring hull steel construction
Situation carries out position monitor to the impact that may cause substantial risk, and steel construction health monitoring technique is obtained in ship domain
More and more researchs and concern.
Traditional steel construction im-pact location monitoring test platform generally includes：The steel ball and im-pact location of different quality monitor
System.Impulse source is wherein generated by the way of pellet free falling bodies, and monitors system acquisition impact signal using im-pact location
And analyzed, so that it is determined that generating the position of impact in steel construction.Specifically,
(1) traditional im-pact location monitoring system is normally based on resistance strain-gauge transducer, although resistance-strain
Piece is used widely in heavy construction structure, however it is short there are the service life, measurement is easily affected by environment, by electromagnetic interference ratio
The disadvantages of more serious, once and measuring point increase, maintenance and testing expense will all greatly increase.In view of ring locating for ship
Border, electromagnetic interference, humidity, chemical attack are serious, many to the interference of signal there are also ship hull vibration, wave slamming etc., therefore electricity
Resistance strain gauge transducer is not suitable for carrying out long-term, real-time online distributed monitoring to hull steel construction；
(2) conventional percussion is typically placed in steel construction measured surface, and instrument itself will generate a fixing to steel construction
It rings, to reduce the accuracy of actual monitoring result；
(3) conventional percussion carries out hand generally according to the scale value of tri- axis direction of XYZ when determining steel ball releasing position
It is dynamic to adjust, it is inconvenient, and often there is deviation between ideal position；
(4) conventional percussion generallys use manual type and quickly takes steel ball away after steel ball completes the movement of falling object,
The secondary pulse of steel ball is avoided, and there is biggish limitations and inoperable property for this mode.
Utility model content
Purpose of the utility model is to overcome the deficiencies of the above prior art and provide a kind of steel knot based on fiber grating
Structure auto impact position monitor test platform, be optimize percussion mechanism and im-pact location monitoring system, realize auto impact and
Reliable position monitor improves impulse source release precision and position monitor precision, reduces the limitation of manual operation.
To achieve the above object, the utility model adopts the following technical solutions：
Steel construction auto impact position monitor test platform based on fiber grating, including the control of test specimen fixed station, steel ball
Device and control system and im-pact location monitor system；Test specimen is fixed on the test specimen fixed station；The steel ball control dress
Steel ball is placed in setting；
X-axis slide rail, Y-axis sliding rail, Z axis slide rail are respectively arranged on the test specimen fixed station；
The Z axis slide rail is slided in X-axis slide rail by X-axis slide block；
The Y-axis sliding rail is slided in Z axis slide rail by Z axis sliding block；
The steel ball control device is fixed on Y-axis sliding rail by the sliding of Y-axis sliding block；
Displacement of the control system control steel ball control device in three X-axis slide rail, Y-axis sliding rail, Z axis slide rail directions is transported
Move and control the percussion action of steel ball；
The im-pact location monitors system, including fiber Bragg grating (FBG) demodulator, signal processing system and optical fiber grating sensing net
Network；The fiber Bragg grating (FBG) demodulator is connected by optical fiber link with optical fiber grating sensing network, and is passed through at network interface and signal
Reason system is connected；
It connects on a piece optical fiber more fiber-optic grating sensors, and is affixed on surface of test piece, formed using time-division/wavelength-division mode
Optical fiber grating sensing network；Fiber Bragg grating (FBG) demodulator is acquired signal, and signal collected is transmitted to signal processing
System is analyzed and processed.
It is further preferred that the X-axis slide rail includes the first X-axis slide rail and the second X-axis slide rail；The Z axis slide rail includes
First Z axis slide rail and the second Z axis slide rail；The X-axis slide block includes the first X-axis slide block and the second X-axis slide block；The Z axis sliding block
Including the first Z axis sliding block and the second Z axis sliding block；
First X-axis slide rail left and right sides for being fixed on test specimen fixed station parallel with the second X-axis slide rail, the first Z
Axis sliding rail and the second Z axis slide rail are corresponding respectively by the first X-axis slide block and the second X-axis slide block perpendicular to the first X-axis slide rail and the
The sliding setting of two X-axis slide rails, the Y-axis sliding rail by the first Z axis sliding block and the second Z axis sliding block perpendicular to the first Z axis slide rail and
The sliding setting of second Z axis slide rail；
The rear end of first X-axis slide rail and the second X-axis slide rail is corresponding to pass through the first X-axis shaft coupling, X-axis transmission shaft and the
Two X-axis shaft couplings are connected, and the left end of the X-axis transmission shaft is driven with the X-axis stepper motor being fixed on the second X-axis slide rail rear end
It is connected；
The control system produces the second X-axis slide block in the second X-axis slide rail by the operating of control X-axis stepper motor
The displacement of raw X-direction；The X-axis stepper motor is by driving the first X-axis shaft coupling, X-axis transmission shaft, the second X-axis shaft coupling
Operating, so that the first X-axis slide block is synchronized movement in the first X-axis slide rail and the second X-axis slide block；
The upper end of first Z axis slide rail and the second Z axis slide rail is corresponding to pass through the first Z axis shaft coupling, Z-axis transmission axis and the
Two Z axis shaft couplings are connected, and the left end of the Z-axis transmission axis is driven phase with the Z axis stepper motor for being fixed on the second Z axis slide rail upper end
Even；
The control system produces the second Z axis sliding block in the second Z axis slide rail by the operating of control Z axis stepper motor
The displacement of raw Z-direction；The Z axis stepper motor is by driving the first Z axis shaft coupling, Z-axis transmission axis, the second Z axis shaft coupling
Operating, so that the first Z axis sliding block is synchronized movement in the first Z axis slide rail and the second Z axis sliding block；
The right end of the Y-axis sliding rail is fixed with y-axis stepper motor, and the control system passes through control y-axis stepper motor
Operating, makes Y-axis sliding block generate the displacement of Y direction on Y-axis sliding rail.
It is further preferred that the steel ball control device includes the pedestal being fixedly connected with Y-axis sliding block and is perpendicularly fixed at
Support frame on pedestal, support frame as described above middle part are provided with one section of sliding slot vertical with pedestal and through support frame, are located at and slide
The surface of slot is provided with the cantilever beam sliding rail parallel with sliding slot on pedestal, leads to above sliding slot on the cantilever beam sliding rail
It crosses sliding support and fixes a movable pulley, close pedestal fixes a fixed pulley by fixed bracket on the cantilever beam sliding rail, described
The lower section of fixed pulley, which is located on support frame, is provided with roller, is provided with driving roller rotation on the support frame positioned at the side of roller
Roller stepper motor, volume has a wirerope in the roller, the extension end of the wirerope successively bypass fixed pulley, movable pulley and
It is connected after sliding slot with the second electromagnet, is provided with the first electromagnet below support frame as described above, first electromagnet adsorbs steel
Ball.
It is further preferred that being evenly equipped with multiple test specimen fixed points on the test specimen fixed station, can be used for completing a variety of simple
Structural test piece grips.
It is further preferred that the test specimen is fixed by screws on test specimen fixed station.
It is further preferred that the bottom four corners of the test specimen fixed station are provided with adjustable support leg, it is adjustable by adjusting
The height of section supporting leg may make the test specimen holding being fixed on test specimen fixed station horizontal.
The utility model has the beneficial effects that：
(1) im-pact location monitoring system is used with small in size, light-weight, electromagnetism interference, corrosion resistance is strong, is easy to
Large-scale network-estabilishing realizes the fiber-optic grating sensor of the advantages that real-time distributed measurement；That replace traditional electrical sensor,
Real time on-line monitoring and positioning can be carried out to the impact injury of steel construction, and any point in steel construction can be effectively completed
Im-pact location monitoring, has higher reliability and accuracy；
(2) the steel construction auto impact position monitor test platform based on fiber grating can avoid the weight of experimental facilities
The influence that test specimen is generated；
(3) test specimen fixed station is evenly distributed with multiple test specimen fixed points, can be used for completing gripping for a variety of simple structure test specimens；
(5) include height adjustment using the releasing position of step motor control steel ball, and replace the steel ball of different quality, it can
Complete the impact of different-energy；Manually operated complexity and inaccuracy are avoided simultaneously；
(6) steel ball for completing impact is removed using the galvanomagnetic-effect that electromagnet generates, and can effectively avoid in experimentation
The secondary pulse of steel ball.
Detailed description of the invention
Fig. 1 is the structural representation of steel construction auto impact position monitor test platform of the utility model based on fiber grating
Figure；
Fig. 2 is the perspective view of the utility model steel ball control device；
Fig. 3 is the right view of steel ball control device in Fig. 2；
Fig. 4 is the utility model im-pact location monitoring system schematic.
Wherein：1. adjustable support foot；2. test specimen fixed station；3. the first X-axis slide rail；4. the first X-axis slide block；5. steel ball control
Device processed；6.Y axis sliding block；7. the first Z axis sliding block；8.Y shaft step motor；9. the first Z axis slide rail；10.Z axis transmission shaft；11. the
One Z axis shaft coupling；12. the second Z axis shaft coupling；13.Z shaft step motor；14. the second Z axis slide rail；15. the first X-axis shaft coupling；
16.X axis transmission shaft；17. the second X-axis shaft coupling；18.X shaft step motor；19. the second Z axis sliding block；20. the second X-axis slide rail；
21.Y axis sliding rail；22. the second X-axis slide block；23a. pedestal；23b. support frame；24. sliding slot；25. wirerope；26. movable pulley；
26a. sliding support；27. cantilever beam sliding rail；28. roller；29. fixed pulley；29a. fixes bracket；30. roller stepper motor；31.
First electromagnet；32. the second electromagnet；33. steel ball；34. fiber Bragg grating (FBG) demodulator；35. signal processing system；36. optical fiber light
Grid sensing network.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of steel construction auto impact position monitor test platform of the utility model based on fiber grating
Figure；Fig. 2 is the perspective view of the utility model steel ball control device；Fig. 3 is the right view of steel ball control device in Fig. 2；Fig. 4 is this
Utility model im-pact location monitors system schematic.
As shown in Figure 1, the steel construction auto impact position monitor test platform based on fiber grating, including test specimen fixed station
2, steel ball control device 5 and control system and im-pact location monitor system；Test specimen is fixed on the test specimen fixed station 2；Institute
It states and is placed with steel ball 33 in steel ball control device 5；
X-axis slide rail, Y-axis sliding rail 21, Z axis slide rail are respectively arranged on the test specimen fixed station 2；
The Z axis slide rail can be slided by X-axis slide block in X-axis slide rail；
The Y-axis sliding rail 21 can be slided by Z axis sliding block in Z axis slide rail；
The steel ball control device 5 is fixed on Y-axis sliding rail 21 by the sliding of Y-axis sliding block 6；
Control system control steel ball control device 5 X-axis slide rail, Y-axis sliding rail 21, three directions of Z axis slide rail position
Shifting movement and the percussion action for controlling steel ball 33；
The im-pact location monitors system, including fiber Bragg grating (FBG) demodulator 34, signal processing system 35 and fiber grating pass
Feel network 36；The fiber Bragg grating (FBG) demodulator 34 is connected by optical fiber link with optical fiber grating sensing network 36, and passes through net
Mouth is connected with signal processing system 35；
It connects on a piece optical fiber more fiber-optic grating sensors, and is affixed on surface of test piece, formed using time-division/wavelength-division mode
Optical fiber grating sensing network 36；Fiber Bragg grating (FBG) demodulator 34 is acquired signal, and signal collected is transmitted to signal
Processing system 35 is analyzed and processed.
It is further preferred that the X-axis slide rail includes the first X-axis slide rail 3 and the second X-axis slide rail 20；The Z axis slide rail packet
Include the first Z axis slide rail 9 and the second Z axis slide rail 14；The X-axis slide block includes the first X-axis slide block 4 and the second X-axis slide block 22；It is described
Z axis sliding block includes the first Z axis sliding block 7 and the second Z axis sliding block 19；
First X-axis slide rail 3 left and right sides for being fixed on test specimen fixed station 2 parallel with the second X-axis slide rail 20, described
One Z axis slide rail 9 and the second Z axis slide rail 14 are corresponding respectively by the first X-axis slide block 4 and the second X-axis slide block 22 perpendicular to the first X-axis
Sliding rail 3 and the sliding setting of the second X-axis slide rail 20, the Y-axis sliding rail 21 are vertical by the first Z axis sliding block 7 and the second Z axis sliding block 19
In the first Z axis slide rail 9 and the sliding setting of the second Z axis slide rail 14；The bottom end of i.e. described first Z axis slide rail 9 and the second Z axis slide rail 14
It is corresponding to be slidably connected respectively by the first X-axis slide block 4 and the second X-axis slide block 22 with the first X-axis slide rail 3 and the second X-axis slide rail 20；
The left and right ends of the Y-axis sliding rail 21 are corresponding to pass through the first Z axis sliding block 7 and the second Z axis sliding block 19 and the first Z axis slide rail 9 respectively
It is slidably connected with the second Z axis slide rail 14；
First X-axis slide rail 3 end (i.e. rear end) parallel with the one of the second X-axis slide rail 20 is corresponding to pass through the first X-axis shaft coupling
Device 15, X-axis transmission shaft 16 are connected with the second X-axis shaft coupling 17, one end (i.e. left end) of the X-axis transmission shaft 16 and are fixed on the
The transmission of X-axis stepper motor 18 on two X-axis slide rails, 20 rear end is connected；
The control system makes the second X-axis slide block 22 in the second X-axis slide rail by the operating of control X-axis stepper motor 18
The displacement of X-direction is generated on 20；The X-axis stepper motor 18 is by driving the first X-axis shaft coupling 15, X-axis transmission shaft 16, the
The operating of two X-axis shaft couplings 17 enables the first X-axis slide block 4 to synchronize fortune in the first X-axis slide rail 3 and the second X-axis slide block 22
It is dynamic；
The upper end of first Z axis slide rail 9 and the second Z axis slide rail 14 is corresponding to pass through the first Z axis shaft coupling 11, Z-axis transmission
Axis 10 is connected with the second Z axis shaft coupling 12, one end (i.e. left end) of the Z-axis transmission axis 10 and is fixed on the second Z axis slide rail 14
The transmission of Z axis stepper motor 13 on upper end is connected；
The control system makes the second Z axis sliding block 19 in the second Z axis slide rail by the operating of control Z axis stepper motor 13
The displacement of Z-direction is generated on 14；Z axis stepper motor 13 is by driving the first Z axis shaft coupling 11, Z-axis transmission axis 10, the 2nd Z
The operating of axis shaft coupling 12 enables the first Z axis sliding block 7 to synchronize movement in the first Z axis slide rail 9 and the second Z axis sliding block 19；
One end (i.e. right end) of the Y-axis sliding rail 21 is fixed with y-axis stepper motor 8, and the control system passes through control Y-axis
The operating of stepper motor 8 makes Y-axis sliding block 6 generate the displacement of Y direction on Y-axis sliding rail 21.
It is further preferred that the steel ball control device 5 includes the pedestal 23a being fixedly connected with Y-axis sliding block 6 and vertical solid
Due to the support frame 23b on pedestal 23a, it is provided in the middle part of support frame as described above 23b vertical with pedestal 23a and through support frame
One section of sliding slot 24 of 23b, the cantilever beam sliding rail parallel with sliding slot 24 is provided with positioned at the surface of sliding slot 24 on pedestal 23a
27, a movable pulley 26, the cantilever beam cunning are fixed by sliding support 26a above sliding slot 24 on the cantilever beam sliding rail 27
One fixed pulley 29 is fixed by fixed bracket 29b close to pedestal 23a on rail 27, the lower section of the fixed pulley 29 is located at support frame
It is provided with roller 28 on 23b, is provided with the roller stepping that driving roller 28 rotates on support frame 23b positioned at the side of roller 28
Motor 30, volume has wirerope 25 in the roller 28, and the extension end of the wirerope 25 successively bypasses fixed pulley 29, movable pulley 26
It is connected with after sliding slot 24 with the second electromagnet 32, is provided with the first electromagnet 31, first electromagnetism below support frame as described above 23b
Iron 31 adsorbs steel ball 33, as Figure 2-3.
It is further preferred that being evenly equipped with multiple test specimen fixed points on the test specimen fixed station 2, can be used for completing a variety of simple
Structural test piece grips.
It is further preferred that the test specimen is fixed by screws on test specimen fixed station 2.
It is further preferred that the bottom four corners of the test specimen fixed station 2 are provided with adjustable support leg 1, it can by adjusting
The height for adjusting supporting leg 1 may make the test specimen holding being fixed on test specimen fixed station 2 horizontal.
A kind of steel construction auto impact position monitor test platform based on fiber grating provided by the utility model, work
When：
The height for first adjusting adjustable support leg 1 keeps the test specimen holding being fixed on test specimen fixed station 2 horizontal；
Steel ball control device 5 is adjusted in X-axis slide rail, Y-axis sliding rail 21, Z axis slide rail three directions by control system again
Displacement movement adjusts steel ball control device 5 and arrives suitable position；
Specifically, control system keeps the second X-axis slide block 22 sliding in the second X-axis by the operating of control X-axis stepper motor 18
The displacement of X-direction is generated on rail 20；X-axis stepper motor 18 is by driving the first X-axis shaft coupling 15, X-axis transmission shaft 16, second
The operating of X-axis shaft coupling 17 enables the first X-axis slide block 4 to synchronize fortune in the first X-axis slide rail 3 and the second X-axis slide block 22
It is dynamic；Control system makes the second Z axis sliding block 19 generate Z in the second Z axis slide rail 14 by the operating of control Z axis stepper motor 13
The displacement of axis direction；Z axis stepper motor 13 is by driving the first Z axis shaft coupling 11, Z-axis transmission axis 10, the second Z axis shaft coupling 12
Operating, so that the first Z axis sliding block 7 is synchronized movement in the first Z axis slide rail 9 and the second Z axis sliding block 19；Control system is logical
The operating for crossing control y-axis stepper motor 8, makes Y-axis sliding block 6 generate the displacement of Y direction on Y-axis sliding rail 21；
Then the percussion action of steel ball 33 in steel ball control device 5 is controlled by control system again and is supervised by im-pact location
Examining system is acquired data；
Specifically, it first passes through sliding support 26a and adjusts position of the movable pulley 26 on cantilever beam sliding rail 27, make the second electromagnetism
Gap between iron 32 and steel ball 33 is 1mm, it is therefore an objective to can adapt to the steel ball 33 of different size in a certain range；Then it controls
System processed drives the rotation of roller 28 so that 25 extension end of wirerope is not powered by the control operating of roller stepper motor 30
The slowly decentralization of the second electromagnet 32, until the position 1mm above test specimen on test specimen fixed station 2；Then control system is cut
The open close electric current to the first electromagnet 31 makes the first electromagnet 31 lose magnetic force and can not continue to adsorb steel ball 33, and steel ball 33 is opened
Beginning does the movement of falling object；Then control system calculates fall time, 33 freely falling body of steel ball by the release altitude of steel ball 33
After time reaches the fall time of calculating, i.e., after steel ball 33 completes first time impact test piece, control system is automatically to the second electromagnetism
Iron 32 is powered, and the second electromagnet 32 is made to generate strong magnetic force and adsorb steel ball 33 in time, and control system shuts off the second electricity later
The electric current of magnet 32 takes steel ball 33 away；Then control system is by controlling the reversed band of 30 antiport of roller stepper motor
The dynamic rotation of roller 28 is so that the second electromagnet 32 that 25 extension end of wirerope is not powered is raised slowly to highest point；
During above-mentioned 33 impact test piece of steel ball, im-pact location monitoring system is acquired data；
Specifically, it connects on an optical fiber more fiber-optic grating sensors, and is affixed on surface of test piece, using time-division/wavelength-division
Mode forms optical fiber grating sensing network 36；Fiber Bragg grating (FBG) demodulator 34 is acquired signal, and signal collected is passed
It transports to signal processing system 35 to be analyzed and processed, the final im-pact location monitoring function for realizing steel ball impact test piece.
In the description of the present invention, it should be understood that term " X-axis ", " Y-axis ", " z-axis ", "upper", " in ",
The orientation or positional relationship of the instructions such as "lower", "front", "rear", "left", "right", " first ", " second ", " parallel ", " vertical " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (6)
1. the steel construction auto impact position monitor test platform based on fiber grating, which is characterized in that including test specimen fixed station,
Steel ball control device and control system and im-pact location monitor system；Test specimen is fixed on the test specimen fixed station；The steel
Steel ball is placed in ball control device；
X-axis slide rail, Y-axis sliding rail, Z axis slide rail are respectively arranged on the test specimen fixed station；
The Z axis slide rail is slided in X-axis slide rail by X-axis slide block；
The Y-axis sliding rail is slided in Z axis slide rail by Z axis sliding block；
The steel ball control device is fixed on Y-axis sliding rail by the sliding of Y-axis sliding block；
Control system control steel ball control device X-axis slide rail, Y-axis sliding rail, three directions of Z axis slide rail displacement movement simultaneously
Control the percussion action of steel ball；
The im-pact location monitors system, including fiber Bragg grating (FBG) demodulator, signal processing system and optical fiber grating sensing network；Institute
It states fiber Bragg grating (FBG) demodulator and is connected by optical fiber link with optical fiber grating sensing network, and pass through network interface and signal processing system
It is connected；
It connects on a piece optical fiber more fiber-optic grating sensors, and is affixed on surface of test piece, optical fiber is formed using time-division/wavelength-division mode
Grating sensing network；Fiber Bragg grating (FBG) demodulator is acquired signal, and signal collected is transmitted to signal processing system
It is analyzed and processed.
2. the steel construction auto impact position monitor test platform based on fiber grating, feature exist as described in claim 1
In the X-axis slide rail includes the first X-axis slide rail and the second X-axis slide rail；The Z axis slide rail includes the first Z axis slide rail and the 2nd Z
Axis sliding rail；The X-axis slide block includes the first X-axis slide block and the second X-axis slide block；The Z axis sliding block includes the first Z axis sliding block and the
Two Z axis sliding blocks；
First X-axis slide rail left and right sides for being fixed on test specimen fixed station parallel with the second X-axis slide rail, first Z axis are sliding
Rail and the second Z axis slide rail are corresponding respectively by the first X-axis slide block and the second X-axis slide block perpendicular to the first X-axis slide rail and the second X-axis
Sliding rail sliding setting, the Y-axis sliding rail is by the first Z axis sliding block and the second Z axis sliding block perpendicular to the first Z axis slide rail and the 2nd Z
The sliding setting of axis sliding rail；
The rear end of first X-axis slide rail and the second X-axis slide rail is corresponding to pass through the first X-axis shaft coupling, X-axis transmission shaft and the 2nd X
Axis shaft coupling is connected, and the left end of the X-axis transmission shaft is driven phase with the X-axis stepper motor being fixed on the second X-axis slide rail rear end
Even；
The control system makes the second X-axis slide block generate X-axis in the second X-axis slide rail by the operating of control X-axis stepper motor
The displacement in direction；The fortune that the X-axis stepper motor passes through the first X-axis shaft coupling of drive, X-axis transmission shaft, the second X-axis shaft coupling
Turn, the first X-axis slide block is enable to synchronize movement in the first X-axis slide rail and the second X-axis slide block；
The upper end of first Z axis slide rail and the second Z axis slide rail is corresponding to pass through the first Z axis shaft coupling, Z-axis transmission axis and the 2nd Z
Axis shaft coupling is connected, and the left end of the Z-axis transmission axis is driven with the Z axis stepper motor for being fixed on the second Z axis slide rail upper end to be connected；
The control system makes the second Z axis sliding block generate Z axis in the second Z axis slide rail by the operating of control Z axis stepper motor
The displacement in direction；The fortune that the Z axis stepper motor passes through the first Z axis shaft coupling of drive, Z-axis transmission axis, the second Z axis shaft coupling
Turn, the first Z axis sliding block is enable to synchronize movement in the first Z axis slide rail and the second Z axis sliding block；
The right end of the Y-axis sliding rail is fixed with y-axis stepper motor, and the control system passes through the operating of control y-axis stepper motor,
Y-axis sliding block is set to generate the displacement of Y direction on Y-axis sliding rail.
3. the steel construction auto impact position monitor test platform based on fiber grating, feature exist as described in claim 1
It is described in the support frame that, the steel ball control device includes the pedestal being fixedly connected with Y-axis sliding block and is perpendicularly fixed on pedestal
It is provided with one section of sliding slot vertical with pedestal and through support frame in the middle part of support frame, the surface positioned at sliding slot is set on pedestal
It is equipped with the cantilever beam sliding rail parallel with sliding slot, a dynamic cunning is fixed by sliding support above sliding slot on the cantilever beam sliding rail
It takes turns, one fixed pulley is fixed by fixed bracket close to pedestal on the cantilever beam sliding rail, the lower section of the fixed pulley is located at support
It is provided with roller on frame, is provided with the roller stepper motor of driving roller rotation on the support frame positioned at the side of roller, it is described
Volume has a wirerope in roller, the extension end of the wirerope successively bypass after fixed pulley, movable pulley and sliding slot with the second electromagnet
It is connected, is provided with the first electromagnet below support frame as described above, first electromagnet adsorbs steel ball.
4. the steel construction auto impact position monitor test platform based on fiber grating, feature exist as described in claim 1
In being evenly equipped with multiple test specimen fixed points on the test specimen fixed station.
5. the steel construction auto impact position monitor test platform based on fiber grating, feature exist as claimed in claim 4
In the test specimen is fixed by screws on the test specimen fixed point of test specimen fixed station.
6. the steel construction auto impact position monitor test platform based on fiber grating, feature exist as described in claim 1
In the bottom four corners of the test specimen fixed station are provided with adjustable support leg.
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| CN201820700552.7U CN208109610U (en) | 2018-05-11 | 2018-05-11 | Steel construction auto impact position monitor test platform based on fiber grating |
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| CN201820700552.7U CN208109610U (en) | 2018-05-11 | 2018-05-11 | Steel construction auto impact position monitor test platform based on fiber grating |
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| CN (1) | CN208109610U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111948082A (en) * | 2020-08-19 | 2020-11-17 | 西南交通大学 | Cold and hot impact test device |
-
2018
- 2018-05-11 CN CN201820700552.7U patent/CN208109610U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111948082A (en) * | 2020-08-19 | 2020-11-17 | 西南交通大学 | Cold and hot impact test device |
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Granted publication date: 20181116 |