CN114526928A - Steering wheel load test platform - Google Patents
Steering wheel load test platform Download PDFInfo
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- CN114526928A CN114526928A CN202210166079.XA CN202210166079A CN114526928A CN 114526928 A CN114526928 A CN 114526928A CN 202210166079 A CN202210166079 A CN 202210166079A CN 114526928 A CN114526928 A CN 114526928A
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- 238000012360 testing method Methods 0.000 title claims abstract description 72
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 239000006247 magnetic powder Substances 0.000 claims abstract description 20
- 238000005303 weighing Methods 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 241000380131 Ammophila arenaria Species 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 2
- 230000006870 function Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000004088 simulation Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/027—Test-benches with force-applying means, e.g. loading of drive shafts along several directions
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Abstract
The invention relates to the technical field of steering wheel testing, in particular to a steering wheel load testing platform which comprises a bottom plate, wherein a frame body is arranged on the surface of the bottom plate, a steering wheel main body is arranged above the bottom plate, a control box is fixed on one side of the surface of the bottom plate, a falling mechanism is arranged above the bottom plate, and the falling mechanism consists of a gas-liquid pressure cylinder, a linear bearing, a fixed column and a weighing sensor; the surface of the bottom plate is provided with a testing mechanism, and a magnetic powder brake, a driven wheel body, a torque sensor and a driven shaft are arranged in the testing mechanism; an adjusting mechanism is arranged above the bottom plate, and an installing mechanism is arranged above the steering wheel main body. The invention not only improves the convenience degree of the test platform when in use, can conveniently and quickly realize the product test of the rudder wheels with different specifications, but also provides hard limit for the test bed and avoids the possibility of damage to the rudder wheels to be tested due to electric, gas and liquid faults.
Description
Technical Field
The invention relates to the technical field of steering wheel tests, in particular to a steering wheel load test platform.
Background
The steering wheel is a hand wheel which is positioned in a ship cab and used for controlling the movement of the ship rudder and changing the course of the ship, generally comprises a walking motor, a walking reducer, wheels, a wheel fixing support, a steering motor, a steering reducer, a slewing bearing, a potentiometer, a travel switch, a driver and the like, and a link of carrying out load test detection on the steering wheel before leaving a factory through a test platform is indispensable.
Through retrieval, the patent number is 201910734200.2, the name is an invention of an AGV steering wheel load test detection device, which comprises a main frame, an auxiliary wheel, a transmission shaft, an auxiliary wheel support, a rolling bearing, a torque sensor, a magnetic powder brake, a coupling, a directional plate, a transfer plate, a first mounting plate, a tension and pressure sensor, an electric turbine worm and a bottom plate. According to the test device, the auxiliary wheel is adopted to simulate the test ground, the worm gear is used for loading pressure to the product, the tension and pressure sensor is adopted to accurately acquire the loading force, and research and analysis show that the test device can realize the test of the rapid and efficient load performance of the AGV steering wheel system, but certain defects exist to a certain extent; secondly, the detection device is difficult to realize the adjustment function of the steering wheel mounting plate when in use, so that the size of the steering wheel tested by the detection device is single when in use; moreover, the detection device cannot reduce energy consumption and pollution, cannot accurately control the loaded load, and cannot realize the function of automatic test circulation.
Disclosure of Invention
The invention aims to provide a test platform for the load of a steering wheel, which aims to solve the problems that the test platform provided by the background technology is low in convenience degree when in use, the size of the tested steering wheel is single, energy consumption and pollution cannot be reduced, the loaded load cannot be accurately controlled, and automatic test circulation cannot be realized.
In order to achieve the purpose, the invention provides the following technical scheme: a steering wheel load test platform comprises a bottom plate, wherein a frame body is arranged on the surface of the bottom plate, and the frame body comprises a guide pillar, a steering wheel mounting plate, a cylinder mounting plate, a brake support, a sensor support and a driven wheel support; a steering wheel main body is arranged above the bottom plate, a connecting plate is fixed on the surface of the steering wheel main body, a control box is fixed on one side of the surface of the bottom plate, a falling mechanism is arranged above the bottom plate, and the falling mechanism consists of a gas-liquid pressure cylinder, a linear bearing, a fixed column and a weighing sensor; the surface of the bottom plate is provided with a testing mechanism, and a magnetic powder brake, a driven wheel body, a torque sensor and a driven shaft are arranged in the testing mechanism; an adjusting mechanism is arranged above the bottom plate, and an installation mechanism is arranged above the steering wheel main body.
Preferably, one side on the bottom plate surface all is fixed with four groups of guide pillars, and the symmetric distribution between the adjacent guide pillar, the surface cover of guide pillar is equipped with the steering wheel mounting panel, and the top of steering wheel mounting panel is provided with the cylinder mounting panel, the fixed surface of bottom plate has from the driving wheel support, and lies in between the guide pillar from the driving wheel support, the fixed surface of bottom plate has the sensor support, one side of bottom plate is fixed with the stopper support, and the coincidence of the axis of stopper support, sensor support and from the driving wheel support.
Preferably, the gas-liquid pressure cylinder is installed in the center of the surface of the air cylinder installation plate, the input end of the gas-liquid pressure cylinder is electrically connected with the output end of the control box, and the output end of the gas-liquid pressure cylinder penetrates through the air cylinder installation plate and extends to the lower portion of the air cylinder installation plate.
Preferably, the weighing sensor is installed on the surface of the steering wheel mounting plate, a fixed column is arranged above the weighing sensor and is located under the gas-liquid pressure cylinder, one end of the fixed column is fixedly connected with the surface of the steering wheel mounting plate, the linear bearings are respectively sleeved on the surfaces of the guide columns, and the linear bearings and the steering wheel mounting plate are fixedly embedded.
Preferably, magnetic powder brake installs on the surface of stopper support, and magnetic powder brake's input and the output electric connection of control box, torque sensor installs on the surface of sensor support, and torque sensor's input and the output electric connection of control box to torque sensor's output passes through the main shaft hookup of shaft coupling and magnetic powder brake, the driven shaft passes through the bearing and connects on the surface from the driving wheel support, and the one end of driven shaft runs through from the driving wheel support and couples through shaft coupling and torque sensor's input, the fixed surface of driven shaft has driven wheel body, and driven wheel body is located the helm main part under.
Preferably, the inside of adjustment mechanism includes screw rod, adjusting nut, hookup cover subassembly and commentaries on classics piece, the screw rod sets up respectively in the corner position department on cylinder mounting panel surface, and the one end of screw rod extends to the inside of guide pillar and with guide pillar screw-thread fit, the inherent commentaries on classics piece of surface cover of screw rod, and change the piece and inlay in the inside of cylinder mounting panel and with cylinder mounting panel mutually rotation fit, the surface cover of screw rod is equipped with adjusting nut, and adjusting nut and screw rod mutually fit.
Preferably, the connecting sleeve assembly is arranged between the gas-liquid pressurizing cylinder and the fixed column, the connecting sleeve assembly is composed of a sleeve and an adjusting cylinder, the adjusting cylinder is located on two sides inside the sleeve and can stretch out and draw back on the surface of the sleeve, and one end of the sleeve is fixedly connected with the output end of the gas-liquid pressurizing cylinder and one end of the fixed column respectively and used for adjusting the distance between the gas-liquid pressurizing cylinder and the fixed column.
Preferably, installation mechanism comprises sucking disc, rack, spout, sticising spring and splint, the sucking disc is installed in the bottom of steering wheel mounting panel, and the surface of sucking disc closely laminates with the surface of connecting plate, the both sides at the steering wheel mounting panel are fixed to the rack, and the structure of rack is L type structure for support to the connecting plate.
Preferably, the inner wall of rack one side has been seted up the spout, and the inside of spout is provided with splint for press from both sides tight spacing to the connecting plate, the one end of splint is fixed with the compression spring, and compresses the surface of spring one end and the inner wall looks fixed connection of spout.
Compared with the prior art, the invention has the beneficial effects that: the steering wheel load test platform is provided with the placing rack, the clamping plate, the sucking disc and the pressing spring, the steering wheel main body is placed between the placing rack, then the clamping plate is pulled, the connecting plate is placed on the surface of the placing rack, at the moment, thrust is generated on the clamping plate under the action of the pressing spring, the clamping plate slides downwards under the action of the sliding groove, the connecting plate is clamped and fixed, meanwhile, the connecting plate can be more stable under the action of the sucking disc, the function that the test platform is convenient to install the steering wheel main body is achieved, and therefore the convenience degree of the test platform in use is improved; by arranging the screw rod, the adjusting nut, the rotary block and the connecting sleeve assembly, the screw rod can move upwards under the thread fit with the guide pillar by rotating the screw rod, at the moment, the rotary block is fixed with the screw rod, so that the rotary block rotates in the cylinder mounting plate, and the rotary block synchronously moves upwards along with the screw rod to drive the cylinder mounting plate to move upwards, at the moment, the connecting sleeve assembly is telescopically adjusted along with the movement of the cylinder mounting plate to realize the adjusting function of a test platform, the product tests of steering wheels with different specifications can be conveniently and quickly realized, meanwhile, the safety height is limited under the action of the screw rod and the adjusting nut, hard limit is provided for a test bench, and the possibility of damage to the tested steering wheel caused by electric, gas and liquid faults is avoided;
the wheel load test platform realizes pneumatic and hydraulic linkage through the pneumatic and hydraulic pressure cylinder, saves a complex hydraulic system, simplifies the structure, simultaneously eliminates a hydraulic station system, eliminates throttling heating and leakage of a pump valve of a conventional hydraulic system, and reduces energy consumption and pollution; the load test platform realizes load measurement through a PLC system on the surface of the control box, controls the gas-liquid pressure cylinder to control the electromagnetic valve in the interface gas circuit through the collected data and realizes accurate control of the loaded load; the load testing platform of the round is controlled by the PLC, the control of a system valve is realized, the automation of testing is realized, and the platform can realize automatic testing circulation according to the flow only by one-key operation.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional appearance structure according to the present invention;
FIG. 2 is a schematic view of the external appearance structure of the present invention;
FIG. 3 is a schematic cross-sectional front view of the present invention;
FIG. 4 is an enlarged structural view of the mounting mechanism of the present invention;
FIG. 5 is a schematic view of a partial cross-sectional structure of an adjustment mechanism of the present invention;
FIG. 6 is a schematic top view of a portion of the mounting mechanism of the present invention.
In the figure: 1. a base plate; 101. a guide post; 102. a steering wheel mounting plate; 103. a cylinder mounting plate; 104. a brake bracket; 105. a sensor holder; 106. a driven wheel bracket; 2. a control box; 3. a drop mechanism; 301. a gas-liquid pressure cylinder; 302. a linear bearing; 303. fixing a column; 304. a weighing sensor; 4. a testing mechanism; 401. a magnetic powder brake; 402. a driven wheel body; 403. a torque sensor; 404. a driven shaft; 5. a steering wheel body; 501. a connecting plate; 6. an adjustment mechanism; 601. a screw; 602. adjusting the nut; 603. a coupling sleeve assembly; 604. rotating the block; 7. an installation mechanism; 701. a suction cup; 702. placing a rack; 703. a chute; 704. a compression spring; 705. and (4) clamping the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; the embodiments of the present invention can be directly connected or indirectly connected through an intermediary, and all other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
The structure of the steering wheel load testing platform provided by the invention is shown in fig. 1, fig. 2 and fig. 3, and comprises a base plate 1, wherein a frame body is arranged on the surface of the base plate 1, the frame body comprises guide posts 101, a steering wheel mounting plate 102, a cylinder mounting plate 103, a brake bracket 104, a sensor bracket 105 and a driven wheel bracket 106, four groups of guide posts 101 are fixed on one side of the surface of the base plate 1, the adjacent guide posts 101 are symmetrically distributed, the steering wheel mounting plate 102 is sleeved on the surface of the guide posts 101, the cylinder mounting plate 103 is arranged above the steering wheel mounting plate 102, the driven wheel bracket 106 is fixed on the surface of the base plate 1, the driven wheel bracket 106 is positioned between the guide posts 101, the sensor bracket 105 is fixed on the surface of the base plate 1, the brake bracket 104 is fixed on one side of the base plate 1, the central axes of the brake bracket 104, the sensor bracket 105 and the driven wheel bracket 106 are coincident, the steering wheel main body 5 is arranged above the base plate 1, the surface of the steering wheel body 5 is fixed with a connecting plate 501, and one side of the surface of the bottom plate 1 is fixed with a control box 2.
Further, as shown in fig. 2 and 3, a dropping mechanism 3 is disposed above the base plate 1, and the dropping mechanism 3 is composed of an air-liquid pressurizing cylinder 301, a linear bearing 302, a fixing column 303 and a weighing sensor 304, the air-liquid pressurizing cylinder 301 is installed at a central position of the surface of the cylinder mounting plate 103, the model of the air-liquid pressurizing cylinder 301 can be selected from ADB series, the input end of the air-liquid pressurizing cylinder 301 is electrically connected with the output end of the control box 2, the output end of the air-liquid pressurizing cylinder 301 penetrates through the cylinder mounting plate 103 and extends to the lower part of the cylinder mounting plate 103, the weighing sensor 304 is installed on the surface of the steering wheel mounting plate 102, the model of the weighing sensor 304 can be selected from Z6FD series, the fixing column 303 is disposed above the weighing sensor 304, the fixing column 303 is located under the air-liquid pressurizing cylinder 301, and one end of the fixing column 303 is fixedly connected with the surface of the steering wheel mounting plate 102, the linear bearings 302 are respectively sleeved on the surfaces of the guide posts 101, the linear bearings 302 and the steering wheel mounting plate 102 are fixedly embedded, the surface of the base plate 1 is provided with the testing mechanism 4, the magnetic powder brake 401, the driven wheel body 402, the torque sensor 403 and the driven shaft 404 are arranged inside the testing mechanism 4, the magnetic powder brake 401 is arranged on the surface of the brake support 104, the model of the magnetic powder brake 401 can be TJ series, the input end of the magnetic powder brake 401 is electrically connected with the output end of the control box 2, the torque sensor 403 is arranged on the surface of the sensor support 105, the model of the torque sensor 403 can be JIH series, the input end of the torque sensor 403 is electrically connected with the output end of the control box 2, the output end of the torque sensor 403 is connected with the main shaft of the magnetic powder brake 401 through a coupler, and the driven shaft 404 is connected on the surface of the driven wheel support 106 through a bearing, one end of the driven shaft 404 penetrates through the driven wheel bracket 106 and is coupled with the input end of the torque sensor 403 through a coupling, the driven wheel body 402 is fixed on the surface of the driven shaft 404, and the driven wheel body 402 is located right below the steering wheel main body 5.
When the device is used, a simulation load is provided for a steering wheel test by the gas-liquid pressure cylinder 301 arranged above the cylinder mounting plate 103, the weighing sensor 304 is arranged above the steering wheel mounting plate 102 and used for measuring the load size loaded on the steering wheel main body 5, data is displayed on the surface of the control box 2 by the transmitter, the gas-liquid pressure cylinder 301 drives the steering wheel main body 5 to be in contact with the driven wheel body 402 by the steering wheel mounting plate 102 under the control of the PLC in the control box 2, the driven shaft 404 is driven to move and transmit torque to the driven shaft 404 after approaching is completed, the driven shaft 404 is connected with the input end of the torque sensor 403 by the coupler, the output end of the torque sensor 403 is connected with the main shaft of the magnetic powder brake 401 by the coupler, the magnetic powder brake 401 provides a simulation load of wheel edge torque for the steering wheel test, and the size of the simulation load can be controlled by changing the control current by the program control loading controller, in the test, parameters such as rotating speed, torque and power on the torque rotating speed sensor are displayed on the control box 2 through the acquisition instrument, so that the test function of the test platform on the steering wheel main body 5 is realized.
Further, as shown in fig. 2, 3 and 5, an adjusting mechanism 6 is disposed above the bottom plate 1, and the inside of the adjusting mechanism 6 includes a screw 601, an adjusting nut 602, a coupling sleeve assembly 603 and a rotating block 604, the screw 601 is disposed at a corner position of the surface of the cylinder mounting plate 103, respectively, and one end of the screw 601 extends to the inside of the guide pillar 101 and is in threaded fit with the guide pillar 101, the rotating block 604 is fixed to the surface of the screw 601, the rotating block 604 is embedded in the inside of the cylinder mounting plate 103 and is in mutual rotational fit with the cylinder mounting plate 103, the adjusting nut 602 is sleeved on the surface of the screw 601, the adjusting nut 602 is in mutual fit with the screw 601, the coupling sleeve assembly 603 is disposed between the gas-liquid pressurizing cylinder 301 and the fixed pillar 303, and the coupling sleeve assembly 603 is composed of a sleeve and an adjusting cylinder, the adjusting cylinder is disposed at two sides of the inside of the sleeve and can extend and retract on the surface of the sleeve, and one end of the sleeve is fixedly connected with the output end of the fixed pillar 303 of the gas-liquid pressurizing cylinder 301 and one end of the fixed pillar 303, for adjusting the distance between the gas-liquid pressurizing cylinder 301 and the fixed column 303.
During the use, the accessible is rotatory screw rod 601, make screw rod 601 upwards move under the screw-thread fit with guide pillar 101, this moment, because commentaries on classics piece 604 is fixed mutually with screw rod 601, make commentaries on classics piece 604 rotate inside cylinder mounting panel 103, and make commentaries on classics piece 604 upwards along with screw rod 601 is synchronous, drive cylinder mounting panel 103 upwards, this moment, coupling sleeve subassembly 603 is flexible along with the motion of cylinder mounting panel 103 and is adjusted, in order to realize test platform's regulatory function, can conveniently realize the product test of different specification rudder wheels fast.
Further, as shown in fig. 3, 4 and 6, an installation mechanism 7 is arranged above the steering wheel main body 5, the installation mechanism 7 is composed of a suction cup 701, a placement rack 702, a sliding groove 703, a compression spring 704 and a clamping plate 705, the suction cup 701 is installed at the bottom of the steering wheel installation plate 102, the surface of the suction cup 701 is tightly attached to the surface of the connection plate 501, the placement rack 702 is fixed on two sides of the steering wheel installation plate 102, the placement rack 702 is of an L-shaped structure and used for supporting the connection plate 501, the sliding groove 703 is formed in the inner wall of one side of the placement rack 702, the clamping plate 705 is arranged inside the sliding groove 703 and used for clamping and limiting the connection plate 501, the compression spring 704 is fixed at one end of the clamping plate 705, and the surface of one end of the compression spring 704 is fixedly connected to the inner wall of the sliding groove 703.
During the use, put rudder wheel main part 5 between the rack 702, pull splint 705 again, put connecting plate 501 on the rack 702 surface, at this moment, produce thrust to splint 705 under the effect of sticising spring 704, make splint 705 slide downwards under the effect of spout 703, press from both sides the fastening with connecting plate 501 and fix, simultaneously, can make connecting plate 501 more stable under the effect of sucking disc 701 to realize that test platform is convenient for install the function of rudder wheel main part 5.
The working principle is as follows: during the use, at first put between the rack 702 with the helm main part 5, pull splint 705 again, put connecting plate 501 on the rack 702 surface, at this moment, produce thrust to splint 705 under the effect of sticising spring 704, make splint 705 slide downwards under the effect of spout 703, press from both sides the fastening with connecting plate 501 and fix, simultaneously, can make connecting plate 501 more stable under the effect of sucking disc 701, in order to realize that test platform is convenient for install the function of helm main part 5, thereby the convenience when test platform uses has been improved.
Then, a simulation load is provided for a rudder wheel test by a gas-liquid pressure cylinder 301 arranged above an air cylinder mounting plate 103, a weighing sensor 304 is arranged above a rudder wheel mounting plate 102 and used for measuring the load loaded on a rudder wheel main body 5, data are displayed on the surface of a control box 2 through a transmitter, the gas-liquid pressure cylinder 301 drives the rudder wheel main body 5 to be in contact with a driven wheel body 402 through the rudder wheel mounting plate 102 under the control of a PLC (programmable logic controller) in the control box 2, the driven shaft 404 is driven to move and transmits torque to the driven shaft 404 after approaching is completed, the driven shaft 404 is connected with the input end of a torque sensor 403 through a coupler, the output end of the torque sensor 403 is connected with a main shaft of a magnetic powder brake 401 through the coupler, the magnetic powder brake 401 provides a simulation load of wheel-side torque for the rudder wheel test, the size of the simulation load can be controlled by changing the size of control current through a program control loading controller, and the rotating speed, the rotating speed and the rotating speed on the torque rotating speed sensor in the test, Parameters such as torque and power are displayed on the control box 2 through the acquisition instrument so as to realize the test function of the test platform on the steering wheel main body 5.
Meanwhile, the screw 601 can be rotated by the aid of the rotary screw 601, the screw 601 can move upwards under the threaded fit with the guide pillar 101, at the moment, the rotary block 604 is fixed with the screw 601, the rotary block 604 can rotate inside the cylinder mounting plate 103, the rotary block 604 can move upwards along with the screw 601 synchronously, the cylinder mounting plate 103 is driven to move upwards, at the moment, the connecting sleeve assembly 603 can be adjusted in a telescopic mode along with the movement of the cylinder mounting plate 103, the adjusting function of the test platform is achieved, product tests of steering wheels of different specifications can be achieved conveniently and quickly, meanwhile, the safety height is limited under the action of the screw 601 and the adjusting nut 602, hard limiting is provided for the test bench, and damage to the tested steering wheel caused by faults of electricity, gas and liquid is avoided.
The platform realizes linkage of gas and liquid through the gas-liquid pressure cylinder 301, saves a complex hydraulic system, simplifies the structure, simultaneously eliminates a hydraulic station system, eliminates throttling heating and leakage of a pump valve of a conventional hydraulic system, and reduces energy consumption and pollution; the platform realizes load measurement through a PLC system on the surface of the control box 2, controls the gas-liquid pressure cylinder 301 to control the electromagnetic valve in the interface gas circuit through the collected data, and realizes accurate control of the loaded load; the platform is controlled by the PLC, the control of a system valve is realized, the automation of testing is realized, only one-key operation is needed, the platform can realize automatic testing circulation according to the flow, and the use work of the testing platform is finally completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a rudder wheel load test platform, includes the bottom plate, its characterized in that: the surface of the bottom plate is provided with a frame body, and the frame body comprises a guide pillar, a steering wheel mounting plate, a cylinder mounting plate, a brake bracket, a sensor bracket and a driven wheel bracket; a steering wheel main body is arranged above the bottom plate, a connecting plate is fixed on the surface of the steering wheel main body, a control box is fixed on one side of the surface of the bottom plate, a falling mechanism is arranged above the bottom plate, and the falling mechanism consists of a gas-liquid pressure cylinder, a linear bearing, a fixed column and a weighing sensor; the surface of the bottom plate is provided with a testing mechanism, and a magnetic powder brake, a driven wheel body, a torque sensor and a driven shaft are arranged in the testing mechanism; an adjusting mechanism is arranged above the bottom plate, and an installation mechanism is arranged above the steering wheel main body.
2. A rudder wheel load test platform according to claim 1, characterised in that: the utility model discloses a steering wheel structure, including bottom plate, cylinder mounting panel, driven wheel support, sensor support, bottom plate surface's one side all is fixed with four groups guide pillar, and the symmetric distribution between the adjacent guide pillar, the surface cover of guide pillar is equipped with the steering wheel mounting panel, and the top of steering wheel mounting panel is provided with the cylinder mounting panel, the fixed surface of bottom plate has from the driving wheel support, and lies in between the guide pillar from the driving wheel support, the fixed surface of bottom plate has the sensor support, one side of bottom plate is fixed with the stopper support, and the coincidence of axis from the driving wheel support.
3. A rudder wheel load test platform according to claim 1, characterised in that: the gas-liquid pressure cylinder is installed in the center of the surface of the air cylinder installation plate, the input end of the gas-liquid pressure cylinder is electrically connected with the output end of the control box, and the output end of the gas-liquid pressure cylinder penetrates through the air cylinder installation plate and extends to the lower portion of the air cylinder installation plate.
4. A rudder wheel load test platform according to claim 3, characterised in that: the weighing sensor is arranged on the surface of the steering wheel mounting plate, a fixing column is arranged above the weighing sensor and is positioned under the gas-liquid pressure cylinder, meanwhile, one end of the fixing column is fixedly connected with the surface of the steering wheel mounting plate, the linear bearings are respectively sleeved on the surfaces of the guide columns, and the linear bearings and the steering wheel mounting plate are embedded and fixed.
5. A rudder wheel load test platform according to claim 1, characterised in that: magnetic powder brake installs on the surface of stopper support, and magnetic powder brake's input and the output electric connection of control box, torque sensor installs on the surface of sensor support, and torque sensor's input and the output electric connection of control box to torque sensor's output passes through the shaft coupling and magnetic powder brake's main shaft hookup, the driven shaft passes through the bearing and connects on the surface from the driving wheel support, and the one end of driven shaft runs through from the driving wheel support and couples through shaft coupling and torque sensor's input, the fixed surface of driven shaft has driven wheel body, and driven wheel body is located the helm main part under.
6. A rudder wheel load test platform according to claim 1, characterised in that: the adjusting mechanism's inside includes screw rod, adjusting nut, hookup cover subassembly and commentaries on classics piece, the screw rod sets up respectively in the corner position department on cylinder mounting panel surface, and the one end of screw rod extend to the inside of guide pillar and with guide pillar screw-thread fit, the inherent commentaries on classics piece of surface cover of screw rod, and change the piece and inlay in the inside of cylinder mounting panel and with cylinder mounting panel looks rotary fit, the surface cover of screw rod is equipped with adjusting nut, and adjusting nut and screw rod are mutually supported.
7. Rudder wheel load test platform according to claim 6, wherein: the connecting sleeve assembly is arranged between the gas-liquid pressurizing cylinder and the fixing column and consists of a sleeve and adjusting cylinders, the adjusting cylinders are located on two sides inside the sleeve and can stretch out and draw back on the surface of the sleeve, and one end of the sleeve is fixedly connected with the output end of the gas-liquid pressurizing cylinder and one end of the fixing column respectively and used for adjusting the distance between the gas-liquid pressurizing cylinder and the fixing column.
8. A rudder wheel load test platform according to claim 1, characterised in that: the installation mechanism comprises sucking disc, rack, spout, sticising spring and splint, the sucking disc is installed in the bottom of steering wheel mounting panel, and the surface of sucking disc closely laminates with the surface of connecting plate, the rack is fixed in the both sides of steering wheel mounting panel, and the structure of rack is L type structure for support the connecting plate.
9. A rudder wheel load test platform according to claim 8, characterised in that: the inner wall of rack one side has been seted up the spout, and the inside of spout is provided with splint for press from both sides tight spacing to the connecting plate, the one end of splint is fixed with sticiss the spring, and sticiss the surface of spring one end and the inner wall looks fixed connection of spout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210166079.XA CN114526928B (en) | 2022-02-23 | 2022-02-23 | Steering wheel load test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210166079.XA CN114526928B (en) | 2022-02-23 | 2022-02-23 | Steering wheel load test platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114526928A true CN114526928A (en) | 2022-05-24 |
| CN114526928B CN114526928B (en) | 2024-05-14 |
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| CN202210166079.XA Active CN114526928B (en) | 2022-02-23 | 2022-02-23 | Steering wheel load test platform |
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| CN210774011U (en) * | 2019-09-26 | 2020-06-16 | 合肥市三为通信设计咨询有限责任公司 | Distance measuring instrument |
| CN211314212U (en) * | 2019-11-16 | 2020-08-21 | 佛山新伦压力容器有限公司 | Large-scale shield constructs quick-witted frame control component |
| CN212206950U (en) * | 2020-04-25 | 2020-12-22 | 深圳市平创光电科技有限公司 | Novel screen hardness testboard for liquid crystal display |
| CN112326435A (en) * | 2021-01-07 | 2021-02-05 | 南京沃智仪器科技有限公司 | Non-woven fabric diaper elasticity detection device |
| CN214334519U (en) * | 2021-03-15 | 2021-10-01 | 苏州新地建设工程质量检测有限公司 | Anchor rod tension device |
| CN215479202U (en) * | 2021-05-27 | 2022-01-11 | 山东泰山起重机械有限公司 | Pneumatic intelligent hoist that hovers |
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| US4182166A (en) * | 1977-07-18 | 1980-01-08 | Caterpillar Tractor Co. | Dynamometer test stand |
| TW501743U (en) * | 2002-02-06 | 2002-09-01 | Coretronic Corp | Elevation adjusting device of projector |
| CN202255892U (en) * | 2011-09-02 | 2012-05-30 | 浙江吉利汽车研究院有限公司 | Device for testing static axial strength of steering wheel |
| CN208330900U (en) * | 2018-06-15 | 2019-01-04 | 马鞍山聚力科技有限公司 | A kind of adjustable travel detection device |
| CN209525103U (en) * | 2019-04-18 | 2019-10-22 | 浙江大学昆山创新中心 | A kind of AGV steering wheel load test detection device |
| CN210285923U (en) * | 2019-06-12 | 2020-04-10 | 深圳市星河科创智能自动化技术有限公司 | Negative pressure adsorption type PCB feeding mechanism capable of overturning |
| CN210344810U (en) * | 2019-08-01 | 2020-04-17 | 齐鲁师范学院 | Think political affairs education and teaching aid |
| CN110514450A (en) * | 2019-08-09 | 2019-11-29 | 南京晨光集团有限责任公司 | A kind of AGV steering wheel overall system performance testboard |
| CN210774011U (en) * | 2019-09-26 | 2020-06-16 | 合肥市三为通信设计咨询有限责任公司 | Distance measuring instrument |
| CN211314212U (en) * | 2019-11-16 | 2020-08-21 | 佛山新伦压力容器有限公司 | Large-scale shield constructs quick-witted frame control component |
| CN111185898A (en) * | 2020-02-23 | 2020-05-22 | 梁国莉 | Quick testing arrangement of car ECU |
| CN212206950U (en) * | 2020-04-25 | 2020-12-22 | 深圳市平创光电科技有限公司 | Novel screen hardness testboard for liquid crystal display |
| CN112326435A (en) * | 2021-01-07 | 2021-02-05 | 南京沃智仪器科技有限公司 | Non-woven fabric diaper elasticity detection device |
| CN214334519U (en) * | 2021-03-15 | 2021-10-01 | 苏州新地建设工程质量检测有限公司 | Anchor rod tension device |
| CN215479202U (en) * | 2021-05-27 | 2022-01-11 | 山东泰山起重机械有限公司 | Pneumatic intelligent hoist that hovers |
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|---|---|
| CN114526928B (en) | 2024-05-14 |
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