CN115265874B - Thrust loss self-checking device and method for load reciprocating motion of motor - Google Patents
Thrust loss self-checking device and method for load reciprocating motion of motor Download PDFInfo
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- CN115265874B CN115265874B CN202210760727.4A CN202210760727A CN115265874B CN 115265874 B CN115265874 B CN 115265874B CN 202210760727 A CN202210760727 A CN 202210760727A CN 115265874 B CN115265874 B CN 115265874B
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 33
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- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 238000013016 damping Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- 241000555745 Sciuridae Species 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
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- 230000006698 induction Effects 0.000 description 1
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- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0038—Force sensors associated with force applying means applying a pushing force
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a thrust loss self-checking device and a method for load reciprocating motion of a motor, wherein the device comprises a detection box, a second mounting plate, a motor to be tested, a load and a coupler, wherein the device is arranged in the middle of the inner bottom of the detection box, a torque sensor is fixedly arranged in the middle of the top of a movable supporting plate, spring telescopic rods are symmetrically fixed on two sides of the top of the movable supporting plate, connecting plates are fixed at the upper ends of the spring telescopic rods, connecting grooves are formed in two sides of the connecting plates, the inner walls of the connecting grooves are clamped and connected with the connecting blocks, an arc clamping plate is fixed at the upper ends of the connecting blocks, and the arc clamping plate is provided with various models matched with the coupler. The thrust loss self-checking device for the load reciprocating motion of the motor has the advantages of simple and quick process, accurate position of each part, stable detection data and high precision by arranging the spring telescopic rod, the connecting plate, the connecting groove, the connecting block, the arc clamping plate, the first mounting plate and the infrared signal emitter.
Description
Technical Field
The invention relates to the technical field of motor load thrust detection, in particular to a thrust loss self-checking device and a method for load reciprocating motion of a motor.
Background
The motor is a device for converting electric energy into mechanical energy, which utilizes an electrified coil (i.e. a stator winding) to generate a rotating magnetic field and acts on a rotor (such as a squirrel cage closed aluminum frame) to form magneto-electric power rotating torque. The motors are classified into direct current motors and alternating current motors according to the power supply, and most of the motors in the power system are alternating current motors, and can be synchronous motors or asynchronous motors (the magnetic field rotating speed of a motor stator and the rotating speed of a rotor do not keep synchronous speed). The motor mainly comprises a stator and a rotor, and the direction of forced movement of an electrified wire in a magnetic field is related to the current direction and the direction of a magnetic induction line (magnetic field direction). The working principle of the motor is that the magnetic field acts on the current to enable the motor to rotate;
When detecting the thrust loss of the motor reciprocating motion, a worker is required to install the motor, the torque sensor and the load equipment on the same horizontal line, the current mode of adjusting the positions of the motor, the torque sensor and the load equipment is still manually adjusted, the adjustment process is complex, the naked eye leveling error is large, data instability is easily caused by improper installation, the measurement accuracy is reduced, and even the torque sensor is damaged, so that the market needs a self-checking device and a self-checking method for the thrust loss of the motor reciprocating motion, which help people solve the existing problems.
Disclosure of Invention
The invention aims to provide a thrust loss self-checking device and a thrust loss self-checking method for load reciprocating motion of a motor, which are used for solving the problems that the current mode of adjusting the positions of the motor, a torque sensor and load equipment in the background technology is still manually adjusted, the adjustment process is complex, the naked eye leveling error is large, data instability is easily caused by improper installation, the measurement precision is reduced, and even the torque sensor is damaged.
In order to achieve the above purpose, the present invention provides the following technical solutions: a self-checking device for thrust loss of load reciprocating motion for motor comprises a checking box, a second mounting plate, a motor to be checked, a load and a coupling,
The movable supporting plate is arranged in the middle of the bottom of the inside of the detection box, a torque sensor is fixedly arranged in the middle of the top of the movable supporting plate, spring telescopic rods are symmetrically fixed on two sides of the top of the movable supporting plate, a connecting plate is fixed at the upper end of each spring telescopic rod, connecting grooves are formed in two sides of each connecting plate, inner wall cards of each connecting groove are connected with each connecting block, an arc clamping plate is fixed at the upper end of each connecting block, the arc clamping plates are provided with various types matched with a coupling, a first mounting plate is fixed at the upper end of each arc clamping plate, the first mounting plate is matched with the arc clamping plates in height, an infrared signal emitter is fixedly arranged in the middle of one side of the first mounting plate, an infrared signal receiver is electrically connected with the infrared signal emitter, the infrared signal receiver is fixedly arranged on two sides of the second mounting plate, the second mounting plate is fixedly arranged at the top of the torque sensor, and the torque sensor is externally connected with a computer;
The regulating motor is fixedly installed on two sides of the bottom inside the detection box, the output end of the regulating motor is connected with a rotating rod through a key groove, two ends of the rotating rod are fixedly provided with worms, worm wheels are meshed with the front side and the rear side of the worms, the worm wheels are vertically connected with screws through the key groove in a penetrating mode, the lower ends of the screws are rotationally connected with the detection box through bearings, the upper ends of the screws are sleeved with screw barrels through threaded engagement, and the upper ends of the outer walls of the screw barrels are rotationally connected with upper supporting plates.
Further, end one side is provided with the baffle around the removal backup pad, and baffle and removal backup pad fixed connection, the detection case is provided with flexible cylinder along both sides around the removal backup pad, and flexible cylinder and detection case fixed connection to flexible cylinder output is connected with the cylinder telescopic link through the keyway, and cylinder telescopic link and baffle fixed connection.
Further, the detection box is fixed with the slide rail along moving the backup pad lower extreme, and slide rail and moving the backup pad sliding connection, and the detection box front side articulates in addition has the guard gate to the guard gate front end is fixed with the handle.
Further, the supporting seats are fixed on two sides of the bottom of the inner wall of the detection box, and the supporting seats are rotatably connected with the rotating rod through bearings.
Further, be provided with the lower backup pad directly over the supporting seat, and lower backup pad and screw rod section of thick bamboo pass through the bearing and rotate to lower backup pad upper end array is fixed with damping spring, and damping spring upper end and last backup pad fixed connection, and be fixed with the reinforcing block between last backup pad and the lower backup pad.
Further, the screw rod has cup jointed buffer spring along last backup pad top one end, and buffer spring upper end and screw rod pass through the hub connection of axle layer rotation to buffer spring lower extreme and last backup pad fixed connection.
Further, the motor to be tested and the load are respectively installed at the upper ends of the upper supporting plates on the two sides, the motor to be tested is connected with a motor driving rod through a key slot, and the load input end is connected with a load driving rod through a key slot.
The application method of the thrust loss self-checking device for the reciprocating motion of the load for the motor comprises the following steps:
Step one: opening a hinged protective door, respectively fixing a motor to be tested and a load on upper supporting plates on two sides, and ensuring that a motor driving rod on the motor to be tested and a load driving rod on the load are positioned on two sides of a torque sensor;
step two: a coupler is fixed at the other end of the motor driving rod, then two arc clamping plates with the inner diameter consistent with the diameter of the coupler are taken out, the arc clamping plates are fixed on the connecting plate through the clamping of the connecting block and the connecting groove, and then the arc clamping plates and the coupler are mutually clamped;
Step three: the infrared signal emitter, the infrared signal receiver and the adjusting motor on one side are controlled by an external computer to start, the output end of the adjusting motor drives the rotating rod and the worm to rotate, the worm drives the screw to rotate through the engagement with the worm wheel, and the screw drives the upper supporting plate and the lower supporting plate to ascend or descend together through the engagement relationship with the screw barrel, so that the motor to be tested on the upper supporting plate is driven to ascend or descend;
Step four: when the signal emitted by the infrared signal emitter at the side is received by the corresponding infrared signal receiver, the operation of the motor is stopped, the height of the upper supporting plate is kept unchanged, the motor driving rod and the input end of the torque sensor are positioned on the same horizontal line, the telescopic cylinder is started, the telescopic cylinder is retracted to enable the telescopic cylinder to retract, the movable supporting plate is driven to move in a direction away from one side of the motor to be detected until the coupling on the motor driving rod and the input end at one side of the torque sensor are mutually clamped, and then the input end of the torque sensor is connected with the coupling;
Step five: a coupler is arranged at the other end of the load driving rod, the height of the load is adjusted in a mode from the second step to the fourth step until signals transmitted by the infrared signal transmitter at the side are received by the infrared signal receiver, so that the load driving rod and the input end of the torque sensor are positioned on the same horizontal line, and the load driving rod and the torque sensor are connected by the coupler;
Step six: and taking down the arc clamping plate, closing the protective door, opening the motor to be tested, driving the motor driving rod, the coupler and the load to rotate by the output end of the motor to be tested, detecting the thrust of the motor to be tested when the load is loaded and reciprocates, and subtracting the thrust of the motor to be tested when the load is loaded and reciprocates by the computer when the motor to be tested is not connected with the load, so that the thrust loss of the motor to be tested after the load is loaded can be obtained.
Compared with the prior art, the invention has the beneficial effects that: through setting up spring telescopic link, the connecting plate, the spread groove, the connecting block, arc cardboard, first mounting panel and infrared signal transmitter, the staff can be according to the diameter of the shaft coupling selected, select inner diameter and shaft coupling assorted arc cardboard and connecting plate to be connected, through setting up accommodate motor, worm wheel, screw rod section of thick bamboo and last backup pad, the staff can utilize accommodate the height of the last backup pad of accommodate motor, thereby adjust the altitude of treating survey motor and load, after the signal that infrared signal transmitter on the arc cardboard sent is received by the infrared signal receiver of corresponding, survey motor output, torque sensor input and load input three are on same horizontal line, whole accommodation process is simple and quick, each part position is accurate, avoid because the installation is improper and lead to data unstable, measurement accuracy reduces, even damage torque sensor's condition takes place;
Through setting up the joint strength between the multiplicable screw rod section of thick bamboo of lower backup pad and the last backup pad, improve the bearing capacity of treating survey motor and load, the shock attenuation spring of setting still reducible motor and the load of awaiting measuring when the operation vibrations, guarantee this device steady operation, through setting up detection case and guard gate, can play the guard action, unexpected the coming off of shaft coupling when avoiding detecting causes the damage to the staff.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a top cross-sectional view of the present invention;
FIG. 3 is a perspective view of the connection relationship of the connecting plate, the arc-shaped clamping plate and the coupling of the invention;
FIG. 4 is a perspective view of the present invention;
fig. 5 is an enlarged view of the a structure of the present invention.
In the figure: 1. a detection box; 2. a movable support plate; 3. a spring telescoping rod; 4. a connecting plate; 5. a connecting groove; 6. a connecting block; 7. an arc-shaped clamping plate; 8. a first mounting plate; 9. an infrared signal emitter; 10. a second mounting plate; 11. an infrared signal receiver; 12. adjusting a motor; 13. a rotating rod; 14. a worm; 15. a worm wheel; 16. a screw; 17. a screw barrel; 18. an upper support plate; 19. a lower support plate; 20. a buffer spring; 21. a motor to be measured; 22. a motor drive lever; 23. a load; 24. a load driving lever; 25. a torque sensor; 26. a telescopic cylinder; 27. a cylinder telescopic rod; 28. a baffle; 29. a slide rail; 30. a support base; 31. a damping spring; 32. a protective door; 33. a handle; 34. a coupling.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: a self-checking device for thrust loss of load reciprocating motion for a motor comprises a checking box 1, a second mounting plate 10, a motor 21 to be checked, a load 23 and a coupler 34,
The movable supporting plate 2 is arranged in the middle of the inner bottom of the detection box 1, the torque sensor 25 is fixedly arranged in the middle of the top of the movable supporting plate 2, the spring telescopic rod 3 is symmetrically fixed on two sides of the top of the movable supporting plate 2, the connecting plate 4 is fixedly arranged at the upper end of the spring telescopic rod 3, the connecting grooves 5 are formed in two sides of the connecting plate 4, the inner wall of the connecting grooves 5 is clamped and connected with the connecting block 6, the arc clamping plate 7 is fixedly arranged at the upper end of the connecting block 6, the arc clamping plate 7 is provided with a plurality of types matched with the shaft coupling 34, the upper end of the arc clamping plate 7 is fixedly provided with the first mounting plate 8, the first mounting plate 8 is matched with the arc clamping plate 7 in height, the middle of one side of the first mounting plate 8 is fixedly provided with the infrared signal emitter 9, the infrared signal emitter 9 is electrically connected with the infrared signal receiver 11, the infrared signal receiver 11 is fixedly arranged on two sides of the second mounting plate 10, the second mounting plate 10 is fixedly arranged at the top of the torque sensor 25, the torque sensor 25 is externally connected with a computer, the diameter of the connecting plate 4, the connecting grooves 5, the connecting block 6, the arc clamping plate 7, the first mounting plate 8 and the infrared signal emitter 9 are fixedly arranged at the middle of the connecting plate 9 according to the diameter of the connecting plate 34, and the shaft coupling of the first mounting plate 34 can be matched with the shaft coupling of the first mounting plate 34 and the normal signal emitter;
The regulating motor 12 is fixedly arranged on two sides of the inner bottom of the detection box 1, the output end of the regulating motor 12 is connected with the rotating rod 13 through a key groove, two ends of the rotating rod 13 are fixedly provided with the worm 14, two sides of the worm 14 are meshed with the worm wheel 15, the worm wheel 15 is vertically connected with the screw 16 through the key groove in a penetrating way, the lower end of the screw 16 is rotatably connected with the detection box 1 through a bearing, the upper end of the screw 16 is sleeved with the screw cylinder 17 through threaded engagement, the upper end of the outer wall of the screw cylinder 17 is rotatably connected with the upper supporting plate 18, by arranging the regulating motor 12, the worm wheel 14, the worm wheel 15, the screw 16, the screw cylinder 17 and the upper supporting plate 18, a worker can regulate the height of the upper supporting plate 18 by using the regulating motor 12, so that the heights of the motor 21 and the load 23 to be measured are regulated, and after signals sent by the infrared signal transmitter 9 on the arc-shaped clamping plate 7 are received by the corresponding infrared signal receiver 11, the output end of the motor 21 to be measured, the input end of the torque sensor 25 and the input end of the load 23 are on the same horizontal line, the whole regulating process is simple and rapid, the positions of all parts are prevented from being unstable, and data damage caused by improper installation, even the occurrence of the condition of the measurement accuracy of the torque sensor 25 is avoided.
Referring to fig. 1, 2 and 5, a baffle 28 is arranged on one side of the front end and the rear end of a movable support plate 2, the baffle 28 is fixedly connected with the movable support plate 2, a telescopic cylinder 26 is arranged on the front side and the rear side of the movable support plate 2 along the detection box 1, the telescopic cylinder 26 is fixedly connected with the detection box 1, an output end of the telescopic cylinder 26 is connected with a cylinder telescopic rod 27 through a key slot, the cylinder telescopic rod 27 is fixedly connected with the baffle 28, and the position of the movable support plate 2 can be moved by arranging the telescopic cylinder 26, so that the connection among a coupler 34, a motor 21 to be detected, a load 23 and a torque sensor 25 is facilitated.
Referring to fig. 1, 2 and 4, the detection box 1 is fixed with a sliding rail 29 along the lower end of the movable supporting plate 2, the sliding rail 29 is slidably connected with the movable supporting plate 2, the front side of the detection box 1 is hinged with a protective door 32, the front end of the protective door 32 is fixed with a handle 33, and the detection box 1 and the protective door 32 are arranged to play a protective role, so that the unexpected falling of the coupler 34 during detection is avoided to damage workers.
Referring to fig. 1 and 2, the two sides of the bottom of the inner wall of the detection box 1 are fixed with supporting seats 30, the supporting seats 30 are rotatably connected with the rotating rod 13 through bearings, and the supporting seats 30 can support the rotating rod 13 through channels, so that the rotating rod 13 can be ensured to rotate more stably.
Referring to fig. 1,2 and 5, a lower support plate 19 is disposed right above the support seat 30, the lower support plate 19 is rotatably connected with the screw cylinder 17 through a bearing, a damping spring 31 is fixedly arranged at an array of upper ends of the lower support plate 19, the upper ends of the damping springs 31 are fixedly connected with the upper support plate 18, a reinforcing block is fixedly arranged between the upper support plate 18 and the lower support plate 19, the lower support plate 19 can increase the connection strength between the screw cylinder 17 and the upper support plate 18, the supporting capacity of the motor 21 to be tested and the load 23 is improved, and the damping spring 31 can reduce vibration of the motor 21 to be tested and the load 23 during operation and ensure stable operation of the device.
Referring to fig. 1 and 2, a buffer spring 20 is sleeved at one end of the screw 16 above the upper support plate 18, the upper end of the buffer spring 20 is rotatably connected with the screw 16 through a shaft layer, the lower end of the buffer spring 20 is fixedly connected with the upper support plate 18, and the buffer spring 20 can buffer the lifting of the screw barrel 17, so that the movement of the screw barrel is smoother.
The application method of the thrust loss self-checking device for the reciprocating motion of the load for the motor comprises the following steps:
Step one: the hinged protective door 32 is opened, the motor 21 to be tested and the load 23 are respectively fixed on the upper supporting plates 18 on two sides, and the motor driving rod 22 on the motor 21 to be tested and the load driving rod 24 on the load 23 are ensured to be positioned on two sides of the torque sensor 25;
step two: a coupler 34 is fixed at the other end of the motor driving rod 22, then two arc clamping plates 7 with the inner diameter consistent with the diameter of the coupler 34 are taken out, the arc clamping plates 7 are fixed on the connecting plate 4 through the clamping of the connecting block 6 and the connecting groove 5, and then the arc clamping plates 7 and the coupler 34 are mutually clamped;
Step three: the infrared signal emitter 9, the infrared signal receiver 11 and the adjusting motor 12 on one side are controlled by an external computer to start, the output end of the adjusting motor 12 drives the rotating rod 13 and the worm 14 to rotate, the worm 14 drives the screw 16 to rotate through the engagement with the worm wheel 15, and the screw 16 drives the upper support plate 18 and the lower support plate 19 to ascend or descend together through the engagement relationship with the screw barrel 17, so that the motor 21 to be detected on the upper support plate 18 is driven to ascend or descend;
Step four: when the signal emitted by the infrared signal emitter 9 at the side is received by the corresponding infrared signal receiver 11, the operation of the motor 12 is stopped, the height of the upper supporting plate 18 is kept unchanged, the motor driving rod 22 and the input end of the torque sensor 25 are positioned on the same horizontal line, the telescopic cylinder 26 is started, the telescopic cylinder 26 is retracted by the telescopic cylinder 27, the movable supporting plate 2 is driven to move in the direction far away from the side of the motor 21 to be detected until the coupling 34 on the motor driving rod 22 and the input end of the side of the torque sensor 25 are mutually clamped, and then the input end of the torque sensor 25 is connected with the coupling 34;
Step five: a coupler 34 is arranged at the other end of the load driving rod 24, the height of the load 23 is adjusted in a manner from the second step to the fourth step until the signal emitted by the infrared signal emitter 9 at the side is received by the infrared signal receiver 11, so that the input ends of the load driving rod 24 and the torque sensor 25 are on the same horizontal line, and the load driving rod 24 and the torque sensor 25 are connected by the coupler 34;
Step six: the arc clamping plate 7 is taken down, the protective door 32 is closed, the motor 21 to be tested is opened, the output end of the motor 21 to be tested drives the motor driving rod 22, the coupler 34 and the load 23 to rotate, the torque sensor 25 detects the thrust when the motor 21 to be tested loads the load 23 to reciprocate, and the computer subtracts the thrust when the motor 21 to be tested loads the load 23 from the thrust when the motor 21 to be tested does not connect the load 23 to obtain the thrust loss after the motor 21 to be tested loads the load 23.
Working principle: opening a hinged protective door 32, respectively fixing a motor 21 to be tested and a load 23 on an upper supporting plate 18 on two sides, ensuring that a motor driving rod 22 on the motor 21 to be tested and a load driving rod 24 on the load 23 are positioned on two sides of a torque sensor 25, fixing an upper coupler 34 on the other end of the motor driving rod 22, then taking out two arc clamping plates 7 with inner diameters consistent with the diameters of the coupler 34, fixing the arc clamping plates 7 on a connecting plate 4 through the clamping of a connecting block 6 and a connecting groove 5, then mutually clamping the arc clamping plates 7 and the coupler 34, controlling the starting of an infrared signal emitter 9, an infrared signal receiver 11 and a regulating motor 12 on one side through an external computer, driving a rotating rod 13 and a worm 14 to rotate by the output end of the regulating motor 12, driving a screw 16 to rotate by the engagement of the worm 14 with a worm wheel 15, the screw 16 drives the upper support plate 18 and the lower support plate 19 to ascend or descend together through the meshing relation with the screw barrel 17, thereby driving the motor 21 to be tested on the upper support plate 18 to ascend or descend, the signal emitted by the infrared signal emitter 9 at the side is received by the corresponding infrared signal receiver 11, the operation of the regulating motor 12 is stopped, the height of the upper support plate 18 is kept unchanged, the motor driving rod 22 and the input end of the torque sensor 25 at the moment are positioned on the same horizontal line, the telescopic cylinder 26 is started, the cylinder telescopic rod 27 is retracted into the telescopic cylinder 26, the movable support plate 2 is driven to move in the direction far away from the side of the motor 21 to be tested until the input end of the coupler 34 on the motor driving rod 22 and the input end of the torque sensor 25 are mutually clamped, then the input end of the torque sensor 25 is connected with the coupler 34, the coupler 34 is arranged at the other end of the load driving rod 24, and the height of the load 23 is adjusted according to the mode of adjusting the motor 21 to be measured until the signal emitted by the infrared signal emitter 9 at the side is received by the infrared signal receiver 11, so that the load driving rod 24 and the input end of the torque sensor 25 are on the same horizontal line, the load driving rod 24 and the torque sensor 25 are connected by utilizing the coupler 34, the arc clamping plate 7 is taken down, the protective door 32 is closed, the motor 21 to be measured is opened, the output end of the motor 21 to be measured drives the motor driving rod 22, the coupler 34 and the load 23 to rotate, the torque sensor 25 detects the thrust when the motor 21 to be measured loads the load 23 to reciprocate, and the computer subtracts the thrust when the motor 21 to be measured loads the load 23 to reciprocate from the thrust when the motor 21 to be measured is not connected with the load 23, so that the thrust loss after the motor 21 to be measured loads the load 23 can be obtained.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a load reciprocating motion's thrust loss self-checking device for motor, includes detection case (1), no. two mounting panel (10), await measuring motor (21), load (23) and shaft coupling (34), its characterized in that:
The device comprises a movable supporting plate (2), wherein the movable supporting plate is arranged in the middle of the inner bottom of a detection box (1), a torque sensor (25) is fixedly arranged in the middle of the top of the movable supporting plate (2), spring telescopic rods (3) are symmetrically fixed on two sides of the top of the movable supporting plate (2), connecting plates (4) are fixedly arranged at the upper ends of the spring telescopic rods (3), connecting grooves (5) are formed in two sides of the connecting plates (4), connecting blocks (6) are clamped on the inner walls of the connecting grooves (5) and connected with the connecting blocks, an arc clamping plate (7) is fixedly arranged at the upper ends of the connecting blocks (6), a plurality of types matched with a coupler (34) are arranged on the arc clamping plate (7), a first mounting plate (8) is fixedly arranged at the upper end of the arc clamping plate (7), the first mounting plate (8) is matched with the arc clamping plate (7), an infrared signal emitter (9) is fixedly arranged in the middle of one side of the first mounting plate (8), the infrared signal emitter (9) is electrically connected with an infrared signal receiver (11), the infrared signal receiver (11) is fixedly arranged on two sides of a second mounting plate (10), the second mounting plate (10) is fixedly arranged on the two sides of the top of the torque sensor (25), and the torque sensor is externally connected with the torque sensor (25).
The adjusting motor (12) is fixedly arranged on two sides of the inner bottom of the detection box (1), the output end of the adjusting motor (12) is connected with a rotating rod (13) through a key groove, two ends of the rotating rod (13) are fixedly provided with worms (14), the front side and the rear side of each worm (14) are meshed with worm wheels (15), the worm wheels (15) are vertically connected with screw rods (16) in a penetrating manner through the key groove, the lower ends of the screw rods (16) are rotationally connected with the detection box (1) through bearings, the upper ends of the screw rods (16) are sleeved with screw rod barrels (17) through threaded engagement, and the upper ends of the outer walls of the screw rod barrels (17) are rotationally connected with upper supporting plates (18);
The motor to be tested (21) and the load (23) are respectively arranged at the upper ends of the upper supporting plates (18) on the two sides, the output end of the motor to be tested (21) is connected with a motor driving rod (22) through a key slot, the input end of the load (23) is connected with a load driving rod (24) through a key slot, the detection box (1) is provided with telescopic cylinders (26) along the front side and the rear side of the movable supporting plate (2), the telescopic cylinders (26) are fixedly connected with the detection box (1), and the output end of the telescopic cylinders (26) is connected with a cylinder telescopic rod (27) through a key slot;
A coupler (34) is fixed at the other end of the motor driving rod (22), then two arc clamping plates (7) with the inner diameter consistent with the diameter of the coupler (34) are taken out, the arc clamping plates (7) are fixed on the connecting plate (4) through the clamping of the connecting block (6) and the connecting groove (5), and then the arc clamping plates (7) and the coupler (34) are mutually clamped; the infrared signal emitter (9), the infrared signal receiver (11) and the adjusting motor (12) at one side are controlled by an external computer to start, the output end of the adjusting motor (12) drives the rotating rod (13) and the worm (14) to rotate, the worm (14) drives the screw (16) to rotate through the engagement with the worm wheel (15), and the screw (16) drives the upper supporting plate (18) to ascend or descend through the engagement relationship with the screw barrel (17), so that the motor (21) to be detected on the upper supporting plate (18) is driven to ascend or descend; the signal emitted by the infrared signal emitter (9) at the side is received by the corresponding infrared signal receiver (11), the regulating motor (12) stops running, the height of the upper supporting plate (18) is kept unchanged, the motor driving rod (22) and the input end of the torque sensor (25) at the moment are positioned on the same horizontal line, the telescopic cylinder (26) is started, the telescopic cylinder (27) is retracted into the telescopic cylinder (26), the movable supporting plate (2) is driven to move in the direction far away from the side of the motor (21) to be detected until the input ends of the coupler (34) on the motor driving rod (22) and the side of the torque sensor (25) are mutually clamped, and then the input end of the torque sensor (25) is connected with the coupler (34).
2. The self-test device for thrust loss of reciprocating motor load according to claim 1, wherein: the movable supporting plate (2) is provided with a baffle (28) on one side of the front end and the rear end, the baffle (28) is fixedly connected with the movable supporting plate (2), and the cylinder telescopic rod (27) is fixedly connected with the baffle (28).
3. The self-test device for thrust loss of reciprocating motor load according to claim 2, wherein: the detection box (1) is fixed with a sliding rail (29) along the lower end of the movable supporting plate (2), the sliding rail (29) is in sliding connection with the movable supporting plate (2), the front side of the detection box (1) is hinged with a protective door (32), and the front end of the protective door (32) is fixed with a handle (33).
4. A load reciprocating thrust loss self-test device for electric motor according to claim 3, wherein: the two sides of the bottom of the inner wall of the detection box (1) are fixedly provided with supporting seats (30), and the supporting seats (30) are rotatably connected with the rotating rod (13) through bearings.
5. The self-test device for thrust loss of reciprocation of a load for an electric motor according to claim 4, wherein: the supporting seat (30) is provided with a lower supporting plate (19) right above, the lower supporting plate (19) is rotationally connected with the screw rod barrel (17) through a bearing, damping springs (31) are fixedly arranged at the upper end of the lower supporting plate (19) in an array mode, the upper ends of the damping springs (31) are fixedly connected with an upper supporting plate (18), and reinforcing blocks are fixedly arranged between the upper supporting plate (18) and the lower supporting plate (19).
6. The self-test device for thrust loss of reciprocation of a load for an electric motor according to claim 5, wherein: the screw rod (16) has cup jointed buffer spring (20) along last backup pad (18) top one end, and buffer spring (20) upper end and screw rod (16) pass through the hub connection of axle layer rotation to buffer spring (20) lower extreme and last backup pad (18) fixed connection.
7. A method of using a load-reciprocable thrust loss self-test device for an electric motor, based on the load-reciprocable thrust loss self-test device for an electric motor of claim 6, comprising the steps of:
Step one: opening a hinged protective door (32), respectively fixing a motor (21) to be tested and a load (23) on the upper supporting plates (18) on two sides, and ensuring that a motor driving rod (22) on the motor (21) to be tested and a load driving rod (24) on the load (23) are positioned on two sides of a torque sensor (25);
Step two: a coupler (34) is fixed at the other end of the motor driving rod (22), then two arc clamping plates (7) with the inner diameter consistent with the diameter of the coupler (34) are taken out, the arc clamping plates (7) are fixed on the connecting plate (4) through the clamping of the connecting block (6) and the connecting groove (5), and then the arc clamping plates (7) and the coupler (34) are mutually clamped;
Step three: an infrared signal emitter (9), an infrared signal receiver (11) and a regulating motor (12) at one side are controlled by an external computer to start, the output end of the regulating motor (12) drives a rotating rod (13) and a worm (14) to rotate, the worm (14) drives a screw rod (16) to rotate through meshing with a worm wheel (15), and the screw rod (16) drives an upper supporting plate (18) and a lower supporting plate (19) to ascend or descend together through meshing with a screw rod barrel (17), so that a motor (21) to be tested on the upper supporting plate (18) is driven to ascend or descend;
Step four: the signal emitted by the infrared signal emitter (9) at the side is received by the corresponding infrared signal receiver (11), the operation of the regulating motor (12) is stopped, the height of the upper supporting plate (18) is kept unchanged, the motor driving rod (22) and the input end of the torque sensor (25) are positioned on the same horizontal line, the telescopic cylinder (26) is started, the telescopic cylinder rod (27) is retracted into the telescopic cylinder (26), the movable supporting plate (2) is driven to move in the direction far away from the side of the motor (21) to be detected until the input ends of the coupler (34) on the motor driving rod (22) and the side of the torque sensor (25) are mutually clamped, and then the input end of the torque sensor (25) is connected with the coupler (34);
Step five: a coupler (34) is arranged at the other end of the load driving rod (24), the height of the load (23) is adjusted in a mode from the second step to the fourth step until a signal emitted by the infrared signal emitter (9) at the side is received by the infrared signal receiver (11), so that the load driving rod (24) and the input end of the torque sensor (25) are on the same horizontal line, and the coupler (34) is used for connecting the load driving rod (24) and the torque sensor (25);
Step six: taking down the arc-shaped clamping plate (7), closing the protective door (32), opening the motor (21) to be tested, driving the motor driving rod (22), the coupler (34) and the load (23) to rotate by the output end of the motor (21) to be tested, detecting the thrust of the motor (21) to be tested when loading the load (23) to reciprocate by the torque sensor (25), and subtracting the thrust of the motor (21) to be tested when loading the load (23) to be tested from the thrust of the motor (21) to be tested when loading the load (23) to reciprocate by the computer to obtain the thrust loss after the motor (21) to be tested loads the load (23).
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| CN202210760727.4A CN115265874B (en) | 2022-06-30 | 2022-06-30 | Thrust loss self-checking device and method for load reciprocating motion of motor |
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| CN202210760727.4A CN115265874B (en) | 2022-06-30 | 2022-06-30 | Thrust loss self-checking device and method for load reciprocating motion of motor |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470392A (en) * | 2018-03-19 | 2019-03-15 | 湖南崇德工业科技有限公司 | Torque measurement testing stand and its torque measuring method |
| CN114441076A (en) * | 2022-01-18 | 2022-05-06 | 重庆市计量质量检测研究院 | Detection apparatus capable of measuring and recording dynamic torque |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3664406B1 (en) * | 2004-09-16 | 2005-06-29 | サイエンティフィックテクノロジーズ有限会社 | Power transmission method and apparatus having load-sensitive thrust amplification mechanism |
| JP7015258B2 (en) * | 2019-01-28 | 2022-02-02 | 日本ギア工業株式会社 | Condition monitoring device and condition monitoring method for solenoid valve drive unit |
| CN212658795U (en) * | 2020-03-30 | 2021-03-05 | 杭州威衡科技有限公司 | Free loading engine device based on motor simulation |
| CN211696765U (en) * | 2020-05-13 | 2020-10-16 | 天津德昌工控科技有限公司 | Dynamic torque detection device for electric actuating mechanism |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470392A (en) * | 2018-03-19 | 2019-03-15 | 湖南崇德工业科技有限公司 | Torque measurement testing stand and its torque measuring method |
| CN114441076A (en) * | 2022-01-18 | 2022-05-06 | 重庆市计量质量检测研究院 | Detection apparatus capable of measuring and recording dynamic torque |
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Effective date of registration: 20240911 Address after: No. 5 Wenzhuang Road, Yixing Economic and Technological Development Zone, Wuxi City, Jiangsu Province, 214200 Applicant after: Shilin Technology Co.,Ltd. Country or region after: China Address before: 214221 Taodu Industrial Park, Yixing City, Wuxi City, Jiangsu Province (Dingshu town Tongshu Road) Applicant before: Jiangsu Shilin Electric Co.,Ltd. Country or region before: China |
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