CN110501661B - Multifunctional dynamic electromagnet testing device - Google Patents

Multifunctional dynamic electromagnet testing device Download PDF

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Publication number
CN110501661B
CN110501661B CN201910827439.4A CN201910827439A CN110501661B CN 110501661 B CN110501661 B CN 110501661B CN 201910827439 A CN201910827439 A CN 201910827439A CN 110501661 B CN110501661 B CN 110501661B
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electromagnet
testing
temperature control
plate
installation
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CN110501661A (en
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陶国良
范翔
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Zhejiang University ZJU
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Zhejiang University ZJU
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/0011Arrangements or instruments for measuring magnetic variables comprising means, e.g. flux concentrators, flux guides, for guiding or concentrating the magnetic flux, e.g. to the magnetic sensor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/007Environmental aspects, e.g. temperature variations, radiation, stray fields
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/12Measuring magnetic properties of articles or specimens of solids or fluids
    • G01R33/1253Measuring galvano-magnetic properties

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  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Toxicology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention discloses a multifunctional dynamic electromagnet testing device, which comprises a supporting frame, wherein a desktop and a control console are arranged on the supporting frame, the multifunctional dynamic electromagnet testing device also comprises a dynamic testing mechanism and an angle adjusting device, the dynamic testing mechanism comprises an electromagnet testing frame, a cylinder adjusting device, a laser displacement testing device, an electromagnet fixing device and a temperature control device, the cylinder adjusting device is connected to the electromagnet testing frame, the laser displacement testing device is connected to the cylinder adjusting device, the electromagnet fixing device and the temperature control device are connected to the bottom of the inner side of the electromagnet testing frame, and the bottom of the electromagnet testing frame is connected to the desktop through the angle adjusting device. The invention can finish multi-item tests by one-time clamping, greatly shortens the time required by clamping, improves the test efficiency, can finish different types of electromagnet tests, such as push type, pull type and push type electromagnets, can finish the dynamic performance test of the electromagnet, and can output a real-time change curve of displacement along with time.

Description

Multifunctional dynamic electromagnet testing device
Technical Field
The invention relates to the technical field of electromagnet performance testing, in particular to a multifunctional dynamic electromagnet testing device.
Background
The development of electromagnets is changing day by day, the types of the electromagnets are various, the performances of the electromagnets are different, and the testing of the performance of the electromagnets is more and more important in the design and production processes of the electromagnets. The traditional weight for the dynamic test of the electromagnet can only measure a certain load force value, cannot test the load force value at each time in real time, has dispersed test items, needs to be carried out on different test machines, needs to be clamped for multiple times, and is low in test precision, long in time, poor in repeatability, low in clamping and positioning precision and easy to cause larger performance test errors.
Disclosure of Invention
The invention aims to provide a technical scheme of a multifunctional dynamic electromagnet testing device aiming at the defects in the prior art, the scheme can finish multi-item tests by one-time clamping, greatly shorten the time required by clamping, improve the testing efficiency, finish different types of electromagnet tests such as push-type, pull-type and push-pull-type electromagnets, finish the dynamic performance test of the electromagnet, output a real-time change curve of displacement along with time, output a load by adopting a friction-free cylinder, reduce the influence of friction on the test, reduce the influence of the load on the testing precision by regulating the pressure of the friction-free cylinder, simultaneously rotate within the range of 0-90 degrees, meet the electromagnet performance testing requirements of different clamping angles, adopt a laser displacement sensor, meet the trueness and accuracy of displacement record, and integrate a temperature control device, the performance test under different environmental temperatures can be completed.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a multi-functional dynamic electromagnet testing arrangement, includes the support frame, is provided with desktop and control cabinet on the support frame, its characterized in that: the device comprises an electromagnet testing frame, a cylinder adjusting device, a laser displacement testing device, an electromagnet fixing device and a temperature control device, wherein the cylinder adjusting device is connected to the electromagnet testing frame; the design of the electromagnet testing frame, the air cylinder adjusting device, the laser displacement testing device, the electromagnet fixing device and the temperature control device can realize that one-time clamping can finish multi-project testing, greatly shorten the time required by clamping, improve the testing efficiency, can finish different types of electromagnet testing, such as push type, pull type and push type electromagnets, can finish dynamic performance testing of the electromagnet, and can output a real-time change curve of displacement along with time, the electromagnet testing frame is used for positioning and supporting the air cylinder adjusting device, the laser displacement testing device, the electromagnet fixing device and the temperature control device, the air cylinder adjusting device can drive the air cylinder connecting rod and the transition head to move up and down, so that the electromagnet test piece ejector rod is pulled or pushed, and the electromagnet is electrified to form reverse force, thereby obtaining the displacement-time characteristic of the electromagnet under different loading forces, and the laser displacement testing device is used for detecting the change of the displacement along with time, the electromagnet fixing device is used for clamping the electromagnet test piece, the dynamic test precision of the electromagnet test piece is improved, errors are reduced, the temperature control device is used for controlling the temperature of the electromagnet, the temperature control precision of the electromagnet is improved, the angle adjusting device is used for adjusting the placement angle of the electromagnet and can rotate within the range of 0-90 degrees, the electromagnet performance test requirements under different clamping angles are met, and the placement precision is improved.
Further, the electro-magnet test jig includes the roof, bottom plate and curb plate, the bottom plate is in the below of roof through two curb plate fixed connection, be provided with the strengthening rib between the medial surface of roof and curb plate, one side of roof is provided with the recess, the electro-magnet test jig is used for installing cylinder adjusting device, laser displacement testing arrangement, electro-magnet fixing device and temperature control device, improve whole dynamic test mechanism's stability and intensity, the strengthening rib has improved the joint strength between roof and the curb plate, the recess is convenient for the cylinder connecting rod and reciprocates.
Further, cylinder adjusting device includes the cylinder, the fixed plate, cylinder installation regulating plate and cylinder connecting rod, fixed plate fixed connection is on the top surface of roof, and be located the top of recess, cylinder fixed connection is on cylinder installation regulating plate, cylinder installation regulating plate connects on the fixed plate, the below at the cylinder is connected to the cylinder connecting rod, adopt frictionless cylinder output load, reduce the influence that frictional force caused to the test, frictionless cylinder pressure adjustment has reduced the influence of load to the measuring accuracy, the fixed plate can fix a position cylinder installation regulating plate, the cylinder then fixes a position through cylinder installation regulating plate, whole cylinder adjusting device's stability and reliability have been improved, the cylinder connecting rod is used for the push-and-pull ferry head.
Further, laser displacement testing arrangement includes laser displacement sensor and laser reflection panel, laser displacement sensor passes through the installing support and connects on cylinder installation regulating plate, the crossover head is connected to the bottom of cylinder connecting rod, the horizontal fixed connection of laser reflection panel is overhead in the transition, adopt laser displacement sensor, satisfy the true and accuracy of displacement record, installing support has improved the stability of being connected between laser displacement sensor and the cylinder installation regulating plate, prevent that laser displacement sensor from rocking and influencing final detection precision at the during operation.
Further, electromagnet fixing device includes the electromagnet anchor clamps, and electromagnet test piece threaded connection is on the electromagnet anchor clamps, and the electromagnet anchor clamps pass through locating piece fixed connection in the inboard bottom of temperature control box, and ejector pin fixed connection on the electromagnet test piece is in the bottom of electromagnet connecting rod, and the ferry is connected on the top of electromagnet connecting rod, and the electromagnet anchor clamps carry out the clamping location to the electromagnet test piece, improve the measuring accuracy of electromagnet test piece, and the locating piece has improved the joint strength between electromagnet anchor clamps and the temperature control box bottom.
Further, temperature control device includes temperature control box, heating rod and temperature sensor, and temperature control box fixed connection is on the top surface of bottom plate, and heating rod fixed connection is on the inside trailing flank of temperature control box, and temperature sensor fixed connection is on the medial surface of temperature control box, through the temperature of control heating rod, and then adjusts the temperature in the temperature control box, carries out the dynamic behavior test to the electro-magnet under different temperature conditions, and temperature sensor can the temperature variation of real-time supervision temperature control box test.
Furthermore, the angle adjusting device comprises an installation back plate, a rotating device and a base device, the rotating device comprises a first installation foot, a second installation foot and a rotating hinge, the first installation foot and the second installation foot are movably connected on the installation back plate, the base device is fixedly connected at the bottom end of the front side surface of the installation back plate, the rotating hinge is rotatably connected on the base device, through the design of the rotating device, the dynamic testing mechanism can be clamped and rotated to meet the requirements of electromagnet performance tests at different angular positions, the first installation foot and the second installation foot are used for clamping and positioning the dynamic testing mechanism to enable the dynamic testing mechanism to move to a required testing position along a set track route, the rotating hinge plays a role of rotating support, the dynamic testing mechanism can stably rotate along a central point, the error of angular rotation is reduced, the testing precision is improved, the base device is not only convenient for the fixed connection of the angle adjusting device and a desktop, and the supporting and positioning function can be provided for the rotation of the rotating hinge, and the rotating precision is improved.
Furthermore, the installation back plate is provided with an arc-shaped guide groove, the first installation foot and the second installation foot are respectively movably connected on the arc-shaped guide groove through the first fixing nut and the second fixing nut, when the angular position of the dynamic testing mechanism needs to be adjusted, the first fixing nut and the second fixing nut are loosened, the dynamic testing mechanism is rotated to enable the first installation foot and the second installation foot to move to a set position along the arc-shaped guide groove, and then the first fixing nut and the second fixing nut are screwed down, the operation is convenient and rapid, the first installation foot, the second installation foot and the base device are positioned on the same side, the stability and the reliability of connection among the first installation foot, the second installation foot, the base device and the dynamic testing mechanism can be improved, the quality of electromagnet performance test is prevented from being influenced by shaking during the test, and an included angle of 90 degrees is formed between the first installation foot and the second installation foot, the arrangement of the included angle not only improves the connection strength and stability between the first mounting foot, the second mounting foot and the dynamic testing mechanism, but also can be matched with the rotating hinge to drive the dynamic testing mechanism to rotate.
Furthermore, two back plate reinforcing ribs are symmetrically arranged on the back side surface of the mounting back plate, through grooves are arranged on the back plate reinforcing ribs and are matched with the first fixing nut and the second fixing nut, the back plate reinforcing ribs improve the connecting strength and stability between the angle adjusting device and the desktop, the design of the through grooves is convenient for moving the first mounting foot and the second mounting foot, the first fixing nut and the second fixing nut can smoothly pass through the back plate reinforcing rib, the first fixing nut and the second fixing nut are prevented from colliding with the back plate reinforcing rib to influence the rotation precision of the dynamic testing mechanism, and then influence the capability test error of electro-magnet, the outside that is located the arc guide slot on the leading flank of installation backplate is provided with angle scale, and the operator of being convenient for is directly perceived sees the scale, improves dynamic test mechanism's rotation precision, reduces the error of test.
Further, the base device comprises a corner base and a corner base cover plate, the rear side surface of the corner base is fixedly connected to the mounting backboard, the corner base cover plate is fixedly connected to the front side surface of the corner base, the mounting and dismounting of the rotary hinge are facilitated through the design of the corner base cover plate, the flexibility of the rotary hinge is improved, the corner base is conveniently and fixedly connected with the desktop, the test precision of the dynamic test mechanism is prevented from being influenced by the shaking of the mounting backboard, a limit groove is formed between the corner base cover plate and the corner base, the rotary hinge is rotatably connected in the limit groove through a rotating shaft, the rotating angle of the rotary hinge is 0-90 degrees, the performance test requirements of different angle positions of the dynamic test mechanism can be met in the angle range, the use flexibility and reliability of the angle adjusting device are improved, the rotary hinge is provided with a mounting groove which is of an L-shaped structure, the design of mounting groove is convenient for carry out the clamping location to dynamic test mechanism's corner, improves the stability of being connected between dynamic test mechanism and the rotary device.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. through the design of the electromagnet testing frame, the air cylinder adjusting device, the laser displacement testing device, the electromagnet fixing device and the temperature control device, multi-item testing can be completed through one-time clamping, the time required by clamping is greatly shortened, the testing efficiency is improved, different types of electromagnet testing can be completed, such as push-type, pull-type and push-pull-type electromagnets, the dynamic performance testing of the electromagnets can be completed, and the real-time change curve of displacement along with time can be output.
2. The electromagnet testing frame is used for positioning and supporting the air cylinder adjusting device, the laser displacement testing device, the electromagnet fixing device and the temperature control device.
3. The air cylinder adjusting device can drive the air cylinder connecting rod and the transition head to move up and down, so that the electromagnet test piece ejector rod is pulled or pushed, and a reverse force is formed after the electromagnet is electrified, so that the displacement-time characteristic of the electromagnet under different load forces is obtained.
4. The laser displacement testing device is used for detecting the change of displacement along with time, and the reality and the accuracy of displacement recording are met by adopting the laser displacement sensor.
5. The electromagnet fixing device is used for clamping the electromagnet test piece, so that the dynamic test precision of the electromagnet test piece is improved, and the error is reduced.
6. The temperature control device is used for controlling the temperature of the electromagnet and improving the temperature control precision of the electromagnet.
7. The angle adjusting device is used for adjusting the placement angle of the electromagnet, can rotate within the range of 0-90 degrees, meets the electromagnet performance testing requirements under different clamping angles, and improves the placement accuracy.
Description of the drawings:
the invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of a multifunctional dynamic electromagnet testing device according to the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic structural diagram of a dynamic test mechanism according to the present invention;
FIG. 4 is a schematic view of the structure in the direction A-A in FIG. 3;
FIG. 5 is a schematic structural view of an angle adjustment mechanism according to the present invention;
FIG. 6 is a schematic view of the structure in the direction B in FIG. 5;
FIG. 7 is a graph of displacement versus time in accordance with the present invention.
In the figure: 1-a support frame; 2-a console; 3-a desktop; 4-a dynamic testing mechanism; 5-an angle adjustment device; 6-a top plate; 7-a bottom plate; 8-side plate; 9-reinforcing ribs; 10-fixing the plate; 11-installing an adjusting plate on the cylinder; 12-a cylinder; 13-mounting a bracket; 14-laser displacement sensor; 15-a groove; 16-a cylinder connecting rod; 17-a laser reflective panel; 18-a transition head; 19-an electromagnet connecting rod; 20-an electromagnet test piece; 21-an electromagnet clamp; 22-a positioning block; 23-a heating rod; 24-a temperature sensor; 25-temperature control box; 26-a first mounting foot; 27-a second mounting foot; 28-backing plate reinforcing ribs; 29-arc guide groove; 30-angle scale; 31-a base unit; 32-a swivel hinge; 33-corner base cover plate; 34-corner seats; 35-mounting grooves; 36-a first fixing nut; 37-a second fixing nut; 38-through slots; 39-mounting the back plate.
Detailed Description
As shown in fig. 1 to 6, the multifunctional dynamic electromagnet testing device of the present invention comprises a supporting frame 1, a desktop 3 and a console 2 are arranged on the supporting frame 1, and further comprises a dynamic testing mechanism 4 and an angle adjusting device 5, the dynamic testing mechanism 4 comprises an electromagnet testing frame, a cylinder adjusting device, a laser displacement testing device, an electromagnet fixing device and a temperature control device, the electromagnet testing frame comprises a top plate 6, a bottom plate 7 and side plates 8, the bottom plate 7 is fixedly connected below the top plate 6 through the two side plates 8, a reinforcing rib 9 is arranged between the inner side surfaces of the top plate 6 and the side plates 8, a groove 15 is arranged on one side of the top plate 6, the electromagnet testing frame is used for installing the cylinder adjusting device, the laser displacement testing device, the electromagnet fixing device and the temperature control device, the stability and the strength of the whole dynamic testing mechanism 4 are improved, the connecting strength between the top plate 6 and the side plates 8 is improved by the reinforcing rib 9, the groove 15 facilitates the up and down movement of the cylinder connecting rod 16.
Cylinder adjusting device connects on the electro-magnet test jig, cylinder adjusting device includes cylinder 12, fixed plate 10, cylinder installation regulating plate 11 and cylinder connecting rod 16, fixed plate 10 fixed connection is on the top surface of roof 6, and be located the top of recess 15, cylinder 12 fixed connection is on cylinder installation regulating plate 11, cylinder installation regulating plate 11 is connected on fixed plate 10, cylinder connecting rod 16 is connected in the below of cylinder 12, adopt frictionless cylinder 12 output load, reduce the influence that frictional force caused the test, frictionless cylinder 12 pressure adjustment has reduced the influence of load to the test accuracy, fixed plate 10 can fix a position cylinder installation regulating plate 11, cylinder 12 then fixes a position through cylinder installation regulating plate 11, whole cylinder adjusting device's stability and reliability have been improved, cylinder connecting rod 16 is used for push-and-pull transition head 18.
Laser displacement testing arrangement connects on cylinder adjusting device, laser displacement testing arrangement includes laser displacement sensor 14 and laser reflection panel 17, laser displacement sensor 14 passes through installing support 13 and connects on cylinder installation regulating plate 11, transition 18 is connected to the bottom of cylinder connecting rod 16, the horizontal fixed connection of laser reflection panel 17 is on transition 18, adopt laser displacement sensor 14, satisfy the true and accuracy of displacement record, installing support 13 has improved the stability of being connected between laser displacement sensor 14 and the cylinder installation regulating plate 11, prevent that laser displacement sensor 14 from rocking and influencing final detection precision at the during operation.
Electromagnet fixing device and temperature control device connect the inboard bottom at the electromagnet test jig, electromagnet fixing device includes electromagnet anchor clamps 21, electromagnet test piece 20 threaded connection is on electromagnet anchor clamps 21, electromagnet anchor clamps 21 passes through locating piece 22 fixed connection in the inboard bottom of temperature control box 25, ejector pin fixed connection on electromagnet test piece 20 is in the bottom of electromagnet connecting rod 19, cross-over 18 is connected on the top of electromagnet connecting rod 19, electromagnet anchor clamps 21 carries out the clamping location to electromagnet test piece 20, improve electromagnet test piece 20's test accuracy, locating piece 22 has improved the joint strength between electromagnet anchor clamps 21 and the temperature control box 25 bottom.
Temperature control device includes temperature control box 25, heating rod 23 and temperature sensor 24, temperature control box 25 fixed connection is on the top surface of bottom plate 7, heating rod 23 fixed connection is on temperature control box 25's inside trailing flank, temperature sensor 24 fixed connection is on temperature control box 25's medial surface, through the temperature of control heating rod 23, and then adjust the temperature in temperature control box 25, carry out the dynamic behavior test to the electro-magnet under different temperature conditions, temperature sensor 24 can the temperature variation of test in the real-time supervision temperature control box 25.
The bottom of the electromagnet test frame is connected to the desktop 3 through an angle adjusting device 5, the angle adjusting device 5 comprises a mounting back plate 39, a rotating device and a base device 31, the rotating device comprises a first mounting foot 26, a second mounting foot 27 and a rotating hinge 32, the first mounting foot 26 and the second mounting foot 27 are movably connected to the mounting back plate 39, the base device 31 is fixedly connected to the bottom end of the front side surface of the mounting back plate 39, the rotating hinge 32 is rotatably connected to the base device 31, through the design of the rotating device, the dynamic test mechanism 4 can be clamped and rotated, the electromagnet performance test requirements of different angular positions are met, the first mounting foot 26 and the second mounting foot 27 are used for clamping and positioning the dynamic test mechanism 4, so that the dynamic test mechanism 4 can move to a required test position along a set track route, the rotating hinge 32 plays a role of rotating support, and the dynamic test mechanism 4 can stably rotate along a central point, reduce the error of angular rotation, improve the precision of test, base device 31 not only is convenient for angle adjusting device 5 and desktop 3 carry out fixed connection, can provide the effect that supports the location for the rotation of rotatory hinge 32 moreover, improves rotatory precision.
The installation back plate 39 is provided with an arc-shaped guide groove 29, the first installation foot 26 and the second installation foot 27 are respectively connected on the arc-shaped guide groove 29 through a first fixing nut 36 and a second fixing nut 37 in a movable manner, when the angle position of the dynamic testing mechanism 4 needs to be adjusted, the first fixing nut 36 and the second fixing nut 37 are loosened, the dynamic testing mechanism 4 is rotated to enable the first installation foot 26 and the second installation foot 27 to move to a set position along the arc-shaped guide groove 29, and then the first fixing nut 36 and the second fixing nut 37 are screwed, the operation is convenient and rapid, the first installation foot 26, the second installation foot 27 and the base device 31 are positioned on the same side, the stability and the reliability of the connection between the first installation foot 26, the second installation foot 27 and the base device 31 and the dynamic testing mechanism 4 can be improved, the quality of the electromagnet performance test is prevented from being influenced by shaking during the test, be 90 contained angles settings between first installation foot 26 and the second installation foot 27, the setting of this contained angle has not only improved joint strength and stability between first installation foot 26, second installation foot 27 and the dynamic testing mechanism 4, can cooperate rotatory hinge 32 to drive the dynamic testing mechanism 4 rotation moreover.
Two backboard reinforcing ribs 28 are symmetrically arranged on the rear side surface of the mounting backboard 39, through grooves 38 are respectively arranged on the backboard reinforcing ribs 28, the through grooves 38 are matched with the first fixing nuts 36 and the second fixing nuts 37, the backboard reinforcing ribs 28 improve the connection strength and stability between the angle adjusting device 5 and the desktop 3, the design of the through grooves 38 is convenient for enabling the first fixing nuts 36 and the second fixing nuts 37 to smoothly pass through the backboard reinforcing ribs 28 when the first mounting feet 26 and the second mounting feet 27 are moved, the influence on the rotation precision of the dynamic testing mechanism 4 caused by collision between the first fixing nuts 36 and the second fixing nuts 37 and the backboard reinforcing ribs 28 is prevented, and further the performance testing error of the electromagnet is influenced, the angle scale 30 is arranged on the outer side of the arc-shaped guide groove 29 on the front side surface of the mounting backboard 39, the scale is convenient for an operator to visually see, and the rotation precision of the dynamic testing mechanism 4 is improved, and the error of the test is reduced.
The base device 31 comprises a corner base 34 and a corner base cover plate 33, the rear side surface of the corner base 34 is fixedly connected to an installation back plate 39, the corner base cover plate 33 is fixedly connected to the front side surface of the corner base 34, the installation and the disassembly of the rotary hinge 32 are facilitated through the design of the corner base cover plate 33, the flexibility of the rotary hinge 32 is improved, the corner base 34 is conveniently and fixedly connected with the desktop 3, the test precision of the dynamic test mechanism 4 is prevented from being influenced by the shake of the installation back plate 39, a limit groove is formed between the corner base cover plate 33 and the corner base 34, the rotary hinge 32 is rotatably connected in the limit groove through a rotating shaft, the rotation angle of the rotary hinge 32 is 0-90 degrees, the performance test requirements of different angular positions of the dynamic test mechanism 4 can be met in the angle range, and the use flexibility and the reliability of the angle adjusting device 5 are improved, be provided with mounting groove 35 on the rotatory hinge 32, mounting groove 35 is L shape structure, and the design of mounting groove 35 is convenient for carry out the clamping location to the corner of dynamic testing mechanism 4, improves the stability of being connected between dynamic testing mechanism 4 and the rotary device.
The cylinder adjusting device, the laser displacement testing device and the temperature control device are electrically connected with the console 2; the design of the electromagnet testing frame, the air cylinder adjusting device, the laser displacement testing device, the electromagnet fixing device and the temperature control device can realize that one-time clamping can finish multi-project testing, greatly shorten the time required by clamping, improve the testing efficiency, finish different types of electromagnet testing, such as push type, pull type and push type electromagnets, finish dynamic performance testing of the electromagnet and output a real-time change curve of displacement along with time, the electromagnet testing frame is used for positioning and supporting the air cylinder adjusting device, the laser displacement testing device, the electromagnet fixing device and the temperature control device, the air cylinder adjusting device can drive the air cylinder connecting rod 16 and the transition head 18 to move up and down, so that the ejector rod of the electromagnet test piece 20 is pulled or pushed, and the electromagnet forms reverse force after being electrified, thereby obtaining the displacement-time characteristic of the electromagnet under different load forces, the laser displacement testing device is used for detecting the change of displacement along with time, the electromagnet fixing device is used for clamping the electromagnet test piece 20, the dynamic testing precision of the electromagnet test piece 20 is improved, errors are reduced, the temperature control device is used for controlling the temperature of the electromagnet during testing, the temperature control precision of the electromagnet is improved, the angle adjusting device 5 is used for adjusting the placement angle of the electromagnet, the electromagnet can rotate within the range of 0-90 degrees, the electromagnet performance testing requirements under different clamping angles are met, and the placement precision is improved.
When the laser displacement sensor is actually used, a proper electromagnet connecting rod is selected according to the size of an electromagnet, the electromagnet connecting rod is fixedly connected to the end portion of the ejector rod on the electromagnet, then the top end of the electromagnet connecting rod is connected with the transition head, then the laser displacement sensor is adjusted in height position through the mounting support, the air cylinder is installed with the adjusting plate to adjust the height position of the air cylinder, and finally the laser displacement sensor is fixed.
The load force generated by the cylinder plays a role in pulling or pushing the ejector rod of the electromagnet test piece, thereby realizing the necessary condition for testing the dynamic performance of the electromagnet test piece.
After the initial load force of the electromagnet test piece is adjusted, the electromagnet test piece is electrified for testing, the electromagnet test piece ejector rod is driven by the electromagnetic force to move downwards or upwards, and at the moment, the stroke and the time change of the ejector rod are obtained through the test point, printed on the laser reflection panel, of the laser displacement sensor (as shown in fig. 7).
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.

Claims (3)

1. The utility model provides a multi-functional dynamic electromagnet testing arrangement, includes the support frame, be provided with desktop and control cabinet on the support frame, its characterized in that: the device comprises a control console, a dynamic testing mechanism and an angle adjusting device, wherein the dynamic testing mechanism comprises an electromagnet testing frame, a cylinder adjusting device, a laser displacement testing device, an electromagnet fixing device and a temperature control device, the cylinder adjusting device is connected to the electromagnet testing frame, the laser displacement testing device is connected to the cylinder adjusting device, the electromagnet fixing device and the temperature control device are connected to the bottom of the inner side of the electromagnet testing frame, the bottom of the electromagnet testing frame is connected to the desktop through the angle adjusting device, and the cylinder adjusting device, the laser displacement testing device and the temperature control device are all electrically connected with the control console; the electromagnet testing frame comprises a top plate, a bottom plate and side plates, wherein the bottom plate is fixedly connected below the top plate through the two side plates, a reinforcing rib is arranged between the top plate and the inner side surfaces of the side plates, and a groove is formed in one side of the top plate; the air cylinder adjusting device comprises an air cylinder, a fixing plate, an air cylinder installation adjusting plate and an air cylinder connecting rod, wherein the fixing plate is fixedly connected to the top surface of the top plate and located above the groove; the laser displacement testing device comprises a laser displacement sensor and a laser reflection panel, the laser displacement sensor is connected to the air cylinder mounting adjusting plate through a mounting bracket, the bottom end of the air cylinder connecting rod is connected with a transition head, and the laser reflection panel is horizontally and fixedly connected to the transition head; the temperature control device comprises a temperature control box, a heating rod and a temperature sensor, the temperature control box is fixedly connected to the top surface of the bottom plate, the heating rod is fixedly connected to the inner rear side surface of the temperature control box, and the temperature sensor is fixedly connected to the inner side surface of the temperature control box; the angle adjusting device comprises an installation back plate, a rotating device and a base device, the rotating device comprises a first installation foot, a second installation foot and a rotating hinge, the first installation foot and the second installation foot are movably connected to the installation back plate, the base device is fixedly connected to the bottom end of the front side face of the installation back plate, and the rotating hinge is rotatably connected to the base device; the base device comprises a corner base and a corner base cover plate, the rear side surface of the corner base is fixedly connected to the mounting back plate, the corner base cover plate is fixedly connected to the front side surface of the corner base, a limiting groove is formed between the corner base cover plate and the corner base, the rotary hinge is rotatably connected into the limiting groove through a rotating shaft, the rotating angle of the rotary hinge is 0-90 degrees, a mounting groove is formed in the rotary hinge, and the mounting groove is of an L-shaped structure; the installation backplate is provided with the arc guide slot, first installation foot with the second installation foot is connected through first fixation nut and second fixation nut removal respectively on the arc guide slot, first installation foot the second installation foot with base device is located same one side, first installation foot with be 90 contained angles setting between the second installation foot.
2. The multifunctional dynamic electromagnet testing device according to claim 1, characterized in that: the electromagnet fixing device comprises an electromagnet clamp, an electromagnet test piece is in threaded connection with the electromagnet clamp, the electromagnet clamp is fixedly connected to the bottom of the inner side of the temperature control box through a positioning block, a top rod on the electromagnet test piece is fixedly connected to the bottom end of an electromagnet connecting rod, and the top end of the electromagnet connecting rod is connected with the transition head.
3. The multifunctional dynamic electromagnet testing device according to claim 1, characterized in that: the installation backplate is characterized in that two backplate reinforcing ribs are symmetrically arranged on the rear side face of the installation backplate, through grooves are formed in the backplate reinforcing ribs, the through grooves are matched with the first fixing nut and the second fixing nut, and an angle graduated scale is arranged on the outer side of the arc-shaped guide groove on the front side face of the installation backplate.
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