CN113465970A - Stair climbing machine tester and testing method thereof - Google Patents
Stair climbing machine tester and testing method thereof Download PDFInfo
- Publication number
- CN113465970A CN113465970A CN202110893293.0A CN202110893293A CN113465970A CN 113465970 A CN113465970 A CN 113465970A CN 202110893293 A CN202110893293 A CN 202110893293A CN 113465970 A CN113465970 A CN 113465970A
- Authority
- CN
- China
- Prior art keywords
- stair climbing
- climbing machine
- machine
- counterweight
- stair
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/007—Subject matter not provided for in other groups of this subclass by applying a load, e.g. for resistance or wear testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
Abstract
The invention discloses a stair climbing machine tester and a testing method thereof, wherein the stair climbing machine tester comprises a machine body frame for bearing a stair climbing machine and stair climbing machine testing equipment, and the stair climbing machine testing equipment comprises: the counterweight block comprises a plurality of groups of disassembled and assembled counterweight discus; the transmission connecting piece is used for driving a stair climbing arm of the stair climbing machine to drive the balancing weight to move in a single direction when the stair climbing machine is driven, and simulating the working condition of the stair climbing machine when the stair climbing machine runs upstairs with load; a stair climbing pressed platform used for placing and fixing a stair climbing machine. The counterweight discus is provided with a hanging shaft through hole matched with the counterweight hanging shaft along the vertical direction, and the counterweight discus and the counterweight hanging shaft are respectively and correspondingly provided with an inserted rod hole matched with the inserted rod. The alarm is in communication connection with a control system of the stair climbing machine tester, and the control system detects the current and accumulated count of the stair climbing machine in the operation process.
Description
Technical Field
The invention relates to the technical field of stair climbers, in particular to a stair climber tester and a testing method thereof.
Background
With the development of economy and the progress of society, many novel devices mainly saving manpower appear in the goods transportation industry, and one of the devices is an electric loading stair climbing machine.
Chinese patent CN210513737U discloses a stair climbing machine test equipment, comprising: the device comprises a rack, a stair climbing compression platform, a test control module, a brake resistor, a transmission device, a reset lifting device and a locking fixing device, wherein the test control module, the brake resistor, the transmission device, the reset lifting device and the locking fixing device are all arranged on the rack; the stair climbing compression platform vertically slides on the rack, the transmission device is in transmission connection between the brake resistor and the stair climbing compression platform, and the brake resistor is electrically connected with the test control module; the resetting lifting device is in transmission connection with the stair climbing compression platform and is electrically connected with the test control module; the locking and fixing device can detachably lock and fix the stair climbing machine on the rack, and a stair climbing swing arm of the stair climbing machine is pressed against a stair climbing pressed platform when rotating downwards; when the stair climbing swing arm of the stair climbing machine abuts against the stair climbing pressed platform and descends to the lowest point, the stair climbing swing arm of the stair climbing machine is far away from the stair climbing pressed platform, and the reset lifting device drives the stair climbing pressed platform to ascend to the highest point.
In the prior art, the stair climbing machine testing equipment usually adopts a brake resistor electrically connected with a brake controller for a counterweight component to adjust the output resistance load of the brake resistor, and the brake resistor belongs to an electrical appliance element, is influenced by the structure of the brake resistor, has a relatively short service life and is easy to damage in the using process; and, also will have the suitability to climbing the building machine fixed and low, the structure is more complicated, or stable inadequately when fixed, lead to the phenomenon that can take place to rock when testing, in addition, the problem of the security of the equipment that involves when testing.
Disclosure of Invention
The invention aims to solve the problems of the background art and provides a stair climbing machine tester and a testing method thereof, which effectively get rid of the traditional method of carrying heavy objects by manpower to test the stair climbing machine, use a linear reciprocating mechanism to connect a counterweight structure to realize the main function, and realize the pressure test of the stair climbing machines with different loads and different forms by adjusting the size of the load on the counterweight mechanism.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a stair climbing machine tester, includes the fuselage frame for bear stair climbing machine and stair climbing machine test equipment, stair climbing machine test equipment includes:
the counterweight block comprises a plurality of groups of disassembled and assembled counterweight discus;
the transmission connecting piece is used for driving a stair climbing arm of the stair climbing machine to drive the balancing weight to move in a single direction when the stair climbing machine is driven, and simulating the working condition of the stair climbing machine when the stair climbing machine runs upstairs with load;
a stair climbing pressed platform used for placing and fixing a stair climbing machine.
As a further scheme of the invention: the counterweight discus is provided with a plurality of groups by mutual superposition in a mutual superposition mode, the counterweight discus is provided with a hanging shaft through hole matched with the counterweight hanging shaft along the vertical direction, and the counterweight discus and the counterweight hanging shaft are correspondingly provided with an inserted link hole matched with the inserted link respectively.
As a further scheme of the invention: the transmission connecting piece is arranged on the support, the protective cover is sleeved on the transmission connecting piece, and the alarm is arranged at the top of the protective cover.
As a further scheme of the invention: the alarm is connected with the control system of the stair climbing machine tester in a communication mode, the control system of the stair climbing machine tester controls the stair climbing machine to start and stop, and in the operation process, the control system detects the current and the accumulated count of the stair climbing machine.
As a further scheme of the invention: the output end of a direct current speed reduction motor of the transmission connecting piece is connected with a driving chain wheel shaft through a gear speed reducer, two sides of the driving chain wheel shaft are respectively sleeved with a driving chain wheel through a one-way bearing, a driving chain is sleeved on the driving chain wheel, and two ends of the driving chain are respectively connected with a counterweight hanging shaft of a counterweight block and a climbing pressurized platform;
the one-way bearing is replaced by a ratchet one-way rotation mode, and the transmission mode of the transmission chain wheel and the transmission chain is replaced by a synchronous belt wheel and a synchronous belt.
As a further scheme of the invention: the stair climbing compression platform comprises side plates, a pressure plate and a linear guide rail, wherein the pressure plate is installed between the side plates of the stair climbing compression platform, and the side plates are installed on the support through the linear guide rail.
As a further scheme of the invention: the pressure plate is in an inclined state or a horizontal state.
As a further scheme of the invention: the bottom of fuselage frame is provided with supports the base, supports the base intermittent type and sets up two sets ofly, supports the base and is used for supporting the stair climbing machine that needs the test to be provided with the spacing frame of wheel above supporting the base, the spacing frame of wheel is the arc structure.
As a further scheme of the invention: the front of fuselage frame is provided with can dismantle mounting fixture, can dismantle mounting fixture's preceding shutter movable mounting on the fuselage frame, and the opposite side of preceding shutter passes through locking switch and fuselage frame attach, and it has the fixed slot that is used for placing the stair climbing machine to reserve between preceding shutter and the fuselage frame, and the top both sides of fuselage frame are provided with the stopper.
As a further scheme of the invention: the inside wall of the supporting base is provided with a counting switch, and the number of times of rotation of the stair climbing arm is calculated in the testing process of the stair climbing machine.
A testing method of a stair climbing machine tester comprises the following steps:
step 1: placing the tested stair climbing machine on a stair climbing machine tester, and selecting a load bearing mechanism with corresponding weight to provide load for the tested stair climbing machine; starting the tested stair climbing machine and the stair climbing machine tester to operate, wherein a stair climbing arm of the tested stair climbing machine drives a load bearing mechanism to move up and down through a transmission mechanism in a rotating process, so that the working condition of the tested stair climbing machine when the tested stair climbing machine runs upstairs with load is simulated; the counter accumulates the rotation times of the stair climbing arm of the stair climbing machine; in the testing process of the transmission mechanism, due to the action of the one-way bearing, the pressure plate can drive the chain to drive the counter weight block to move upwards, so that the purpose of providing the stair climbing load is achieved, and the working condition of the stair climbing machine when the stair climbing machine runs upstairs with the load is simulated; when the pressure plate is not pressed, the balancing weight is driven by the direct current speed reducing motor to move downwards;
step 2: the tested stair climbing machine tests the load movement on the stair climbing machine tester, and the working condition of the tested stair climbing machine when the tested stair climbing machine runs upstairs with load is simulated; when the stair climbing arm of the stair climbing machine rotates for testing, the current detection module continuously detects the motor current when the stair climbing machine operates, and when the motor current exceeds the upper limit of the set current, the motor current sends out a signal, the PLC controller cuts off the power supply of the tested stair climbing machine and sends out an alarm, and meanwhile, the whole-course recording is carried out on the operation and alarm current data of the tested stair climbing machine.
The invention has the beneficial effects that:
(1) the counterweight block can change the number of counterweight discuses during testing through the matching of the inserted link and the counterweight hanging shaft, and compared with the prior brake controller which is electrically connected with the brake resistor to adjust the output resistance load of the brake resistor, the counterweight block has the advantages of convenient operation and simple structure;
(2) according to the transmission connecting piece, when the stair climbing machine is detected in the tester, the force of the stair climbing arm of the stair climbing machine acts on the pressure plate, the pressure plate makes linear motion from top to bottom, and the load is driven by the transmission chain and the transmission chain wheel, so that the working condition of the tested stair climbing machine when the tested stair climbing machine simulates the operation of going upstairs with the load is realized; after the stair climbing arm is separated from the pressure plate, the load cannot fall back freely under the action of the one-way bearing between the transmission chain wheel and the driving chain wheel shaft, and only slowly falls back along with the rotation of the driving chain wheel shaft, so that the impact of the potential energy of a free falling body on the ground is avoided;
(3) the detachable fixed clamp is connected to the frame of the machine body in a detachable and mounting mode, so that the detachable fixed clamp can be used for testing different machine types by replacing the clamp of the corresponding machine type during testing, the compatibility is good, and the space occupation is reduced;
in summary, the stair climbing machine tester is a portable automatic testing device suitable for different types of stair climbing machines; the method gets rid of the traditional method of carrying heavy objects by manpower to test the stair climbing machine, uses the linear reciprocating mechanism to connect the counterweight structure to realize the main function, and realizes the pressure test of the stair climbing machine with different loads and different forms by adjusting the size of the load on the counterweight mechanism. The test time is longer, the efficiency is higher and the convenience is higher.
Drawings
The invention will be further described with reference to the accompanying drawings.
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view from a first perspective of the present invention;
FIG. 3 is a cross-sectional view of the present invention from a second perspective;
FIG. 4 is a schematic structural view of the drive connection of the present invention;
FIG. 5 is an enlarged, fragmentary, schematic view at A of FIG. 2 of the present invention;
fig. 6 is a partially enlarged schematic view of the invention at B in fig. 3.
FIG. 7 is a system block diagram of the present invention;
fig. 8 is a schematic block diagram of the circuit of the present invention.
In the figure: 1. a fuselage frame; 2. a connecting plate; 3. the fixture can be fixed detachably; 4. a protective cover; 5. an alarm; 6. a DC gear motor; 7. a one-way bearing; 8. a drive sprocket shaft; 9. a drive sprocket; 10. a drive chain; 11. a bearing seat; 12. a balancing weight; 13. a side plate; 14. a pressure plate; 15. a wheel limit frame; 16. a support base; 17. a counting switch; 18. a locking switch; 19. a support; 20. a linear guide rail; 21. a limiting block; 22. a counterweight discus; 23. a plunger hole; 24. a counterweight hanging shaft; 25. a front door.
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 obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-6, a stair climbing machine tester comprises a machine body frame 1 for carrying a stair climbing machine and stair climbing machine testing equipment;
stair climbing machine test equipment includes:
the counterweight block 12 comprises a plurality of groups of disassembled and assembled counterweight discus 22, the counterweight discus 22 is provided with a plurality of groups, the groups of counterweight discus 22 are mutually overlapped, and the counterweight discus 22 is provided with a hanging shaft through hole along the vertical direction, two groups of hanging shaft through holes are symmetrically arranged along the perpendicular bisector of the counterweight discus 22, the counterweight hanging shaft 24 can be inserted into the hanging shaft through hole of the counterweight discus 22, the counterweight hanging shaft 24 can connect a plurality of groups of counterweight discus 22, the counterweight discus 22 and the counterweight hanging shaft 24 are respectively provided with a plug rod hole 23 correspondingly, namely, the inserted link hole 23 of the counterweight discus 22 and the inserted link hole 23 of the counterweight hanging shaft 24 are on the same horizontal plane, the inserted link can be along the counterweight discus 22 and the inserted link hole 23 of the counterweight hanging shaft 24, the inserted link can correspondingly divide the groups of counterweight discus 22, the number of the counterweight discuses 22 can be changed during testing by the matching of the inserted rods and the counterweight hanging shafts 24; during testing, loads with different weights are changed according to testing requirements, and the operation is that the inserted rod is inserted into the inserted rod holes 23 corresponding to the counterweight discus 22 and the counterweight hanging shaft 24, if the load is increased on the basis, the inserted rod can be pulled out from the original inserted rod hole 23 and inserted into the inserted rod hole 23 below the original inserted rod hole 23, one inserted rod hole 23 is moved downwards to increase the weight of a group of counterweight discus 22 correspondingly, according to the same principle, the inserted rod is inserted into the inserted rod hole 23 above the original inserted rod hole 23, one inserted rod hole 23 is moved upwards to decrease the weight of a group of counterweight discus 22 correspondingly, therefore, in the testing process, the increase or decrease of the load of the counterweight block 12 can be realized only by correspondingly operating the inserted rod by a worker; compared with the existing brake controller electrically connected to the brake resistor to adjust the output resistance load of the brake resistor, the counterweight block 12 of the invention has the advantages of convenient operation and simple structure, in addition, because the brake resistor belongs to an electrical appliance element, is influenced by the structure of the brake resistor, has lower service life, and is easy to damage in the using process, and the counterweight block 12 of the invention can not be easily damaged compared with the brake resistor.
The transmission connecting piece is used for driving a stair climbing arm of the stair climbing machine to drive the balancing weight 12 to move when the stair climbing machine is driven, and simulating the working condition of the stair climbing machine when the stair climbing machine runs up stairs with load, and the transmission connecting piece is arranged on the support 19, and the support 19 is arranged on the rear side wall of the machine body frame 1 and is used for bearing the transmission connecting piece; the transmission connecting piece is sleeved with a protective cover 4, and the protective cover 4 mainly plays a role in protection; the top of the protective cover 4 is provided with an alarm 5, the alarm 5 is in communication connection with a control system of a stair climbing machine tester, the control system of the stair climbing machine tester also controls the start and stop of the stair climbing machine, the control system detects the current and the accumulated count of the operation of the stair climbing machine in the operation process, when the stair climbing machine has an overcurrent and overload phenomenon or the accumulated count reaches a set value, an alarm signal is triggered to transmit the signal to the alarm 5 for alarming, and the operation of the stair climbing machine is stopped;
preferably, the transmission connecting piece comprises a direct current speed reducing motor 6, a one-way bearing 7, a driving chain wheel shaft 8, a transmission chain wheel 9, a transmission chain 10 and a bearing seat 11, the direct current speed reducing motor 6 is installed on a support 19, the output end of the direct current speed reducing motor 6 is connected with the driving chain wheel shaft 8 through a gear speed reducer, two ends of the driving chain wheel shaft 8 are installed on the top end of the support 19 through the bearing seat 11, the direct current speed reducing motor 6 is located in the middle of the driving chain wheel shaft 8, two sides of the driving chain wheel shaft 8 are respectively sleeved with the transmission chain wheel 9 through the one-way bearing 7, the transmission chain wheel 9 is sleeved with the transmission chain 10 and is in meshed connection with the transmission chain 10, and two ends of the transmission chain 10 are respectively connected with a counterweight hanging shaft 24 of a counterweight block 12 and a climbing pressure platform; when the stair climbing machine is detected in the tester, the force of a stair climbing arm of the stair climbing machine acts on the pressure plate 14, the pressure plate 14 makes linear motion from top to bottom, and the load is driven by the transmission chain 10 and the transmission chain wheel 9, so that the tested stair climbing machine simulates the working condition when the tested stair climbing machine runs upstairs with load; after the stair climbing arm is separated from the pressure plate 14, under the action of the one-way bearing 7 between the transmission chain wheel 9 and the driving chain wheel shaft 8, the load cannot fall back freely and only slowly fall back along with the rotation of the driving chain wheel shaft 8, so that the impact of the potential energy of a free falling body on the ground is avoided;
the stair climbing stressed platform is used for placing and fixing a stair climbing machine and comprises side plates 13, a pressure plate 14 and a linear guide rail 20, wherein the pressure plate 14 is arranged between the side plates 13 on two sides, the pressure plate 14 can be in a horizontal state and also can be in an inclined state, the inclined state is designed to be an inclined angle with a stair when the stair climbing machine is simulated, a test result is more practical, the pressure plate 14 is more practical compared with the horizontal pressure plate 14, the inclination of the pressure plate 14 can be adjusted, the pressure plate 14 is set to be a certain angle, and the space angle formed by the stair and the stair is formed in order to simulate the stair climbing process of the stair climbing machine, so that the stair climbing machine is more fit with the stair in reality when being tested, and the pressure plate 14 is adjusted to be different angles and is used for simulating the stairs with different gradients;
the side plates 13 are mounted on the bracket 19 through linear guide rails 20, so that the side plates 13 can move up and down along the bracket 19, and the linear guide rails 20 of the side plates make the pressure plate 14 move more smoothly during testing;
when the pressure plate 14 is pressed by a stair climbing arm of the stair climbing machine, the force of the stair climbing arm acting on the pressure plate 14 is similar to the pressure of the stair climbing arm on stairs when the stair climbing machine climbs the stairs, and due to the action of the one-way bearing 7, the pressure plate 14 can move upwards through the transmission chain 10 with the counterweight block 12, so that the purpose of providing stair climbing load is achieved, and the working condition of the stair climbing machine during stair climbing with load operation is simulated; when the pressure plate 14 is not pressed, the balancing weight 12 is driven by the direct current speed reducing motor 6 to move downwards, when the balancing weight 12 moves to contact the ground, the pressure plate 14 at the other end of the transmission chain 10 acts as a balance weight under the action of the one-way bearing 7, and the transmission chain 10 at the end of the pressure plate 14 cannot be pulled up, so that the resetting action of the pressure plate 14 is realized;
preferably, the bottom of the machine body frame 1 is provided with two groups of supporting bases 16, the supporting bases 16 are arranged intermittently, the supporting bases 16 are used for supporting the stair climbing machine to be tested, a wheel limiting frame 15 is arranged above the supporting bases 16, the wheel limiting frame 15 is of an arc-shaped structure and is matched with the shape of a wheel, and the function of limiting the movement of the stair climbing machine is achieved;
preferably, compared with the existing stair climbing machine test equipment, the stair climbing machine test equipment is usually fixed in a binding mode by using tools such as ropes and the like during testing, and the problem that the ropes are bound can be well solved by arranging the detachable fixing clamp 3 on the front side of the machine body frame 1, wherein the binding position of the stair climbing machine is loose due to vibration of the equipment during testing, and the precision of test data of the stair climbing machine cannot be well and stably fixed on the machine body frame 1;
the detachable fixing clamp 3 comprises a limiting block 21, a locking switch 18 and a front baffle 25, wherein one side of the front baffle 25 is movably arranged on the machine body frame 1 through a hinge, the other side of the front baffle 25 is connected with the machine body frame 1 through the locking switch 18, a fixing groove for placing a stair climbing machine is reserved between the front baffle 25 and the machine body frame 1, the limiting block 21 is arranged on two sides of the top of the machine body frame 1, before the stair climbing machine is tested, a worker is required to push the stair climbing machine to be tested into the machine body frame 1 along a connecting plate 2, when the wheel of the stair climbing machine is abutted against a wheel limiting frame 15, the pushing is stopped, then the front stop door 25 is closed, so that the body of the stair climbing machine is fixed between the front stop door 25 and the body frame 1, the body of the stair climbing machine is positioned between the limiting blocks 21, so that the stair climbing machine is prevented from deviating during testing, and finally, the locking switch 18 is locked, so that the fixing work of the stair climbing machine can be completed; the front door 25 is connected to the body frame 1 in a detachable and mounting manner, so that the detachable and fixed clamp 3 can be used for testing different types of machines by replacing a clamp of the corresponding machine type during testing, the compatibility is good, and the space occupation is reduced;
in order to conveniently push the stair climbing machine onto the machine body frame 1, the connecting plate 2 is installed at the bottom of the machine body frame 1, and the section of the connecting plate 2 is triangular, so that the stair climbing machine can enter the machine body frame 1 along the inclined plane of the connecting plate 2 to be tested;
install count switch 17 on the inside wall of support base 16, when the building machine of climbing the rotation of building arm to count switch 17 department, just can stir once count switch 17, a test cycle is accomplished in the accumulation, equals to climb building machine and successfully upstairs a step to climbing building machine in the testing process, can accurately calculate the number of times of climbing building arm rotation, and then be equivalent to the number of times of climbing building machine and climbing the building.
Example 2
Referring to fig. 7, the present invention is a method for testing a stair climbing machine tester, including the following steps:
step 1: adjusting the stair climbing machine tester according to the type and the load of the tested stair climbing machine to provide the load for the tested equipment; moving different types of climbing machines to be tested into the climbing machine tester and fixing, and presetting different test data for the climbing machine tester according to the performance parameters of the different types of climbing machines; the test data is preset by presetting the rotation period of the stair climbing arm through a PLC (programmable logic controller) and presetting the current value of a motor when the stair climbing machine operates through the PLC; then selecting a load-bearing mechanism with corresponding weight to provide load for the tested stair climbing machine;
step 2: the input power supply provides power for the tested equipment and the stair climbing machine tester, and the tested stair climbing machine drives the transmission mechanism of the stair climbing machine tester to move; specifically, the tested stair climbing machine and the stair climbing machine tester are started to operate, and a stair climbing arm of the tested stair climbing machine drives a load bearing mechanism to move up and down through a transmission mechanism in the rotating process, so that the working condition of the tested stair climbing machine when the tested stair climbing machine runs upstairs with load is simulated; the counter accumulates the rotation times of the stair climbing arm of the stair climbing machine;
and step 3: when a stair climbing arm of the stair climbing machine rotates for testing, a current detection module continuously detects the current of a motor when the stair climbing machine operates, a signal is sent out when the current exceeds the upper limit of the set current, a PLC (programmable logic controller) cuts off the power supply of the tested stair climbing machine and sends out an alarm, and meanwhile, the operation of the tested stair climbing machine and the alarm current data are recorded in the whole process;
and 4, step 4: when the whole testing process is completed, the working current information, the quality management information and other data of the stair climbing machine can be uploaded.
Example 3
When the stair climbing machine is tested, a stair climbing machine tester mainly comprising a power supply module and a detection system is adopted for testing;
the power supply module supplies power to the stair climbing machine tester and the tested stair climbing machine, and drives the stair climbing machine tester and the tested stair climbing machine to normally operate in the testing process;
the testing system comprises a start-stop control module and a current detection module, wherein the start-stop control module is respectively electrically connected with the stair climbing machine tester and the stair climbing machine, and the start-stop control module is used for controlling the start-stop work of the stair climbing machine tester and the stair climbing machine, so that when the testing is carried out, if the motor current during the operation of the stair climbing machine exceeds the preset upper limit of the current, the power supply of the stair climbing machine tester and the power supply of the stair climbing machine are cut off through the start-stop control module, and the stair climbing machine tester and the stair climbing machine stop working, thereby playing a role in protecting the stair climbing machine tester and the stair climbing machine;
the stair climbing machine tester is provided with a transmission mechanism, a loading mechanism and a counter, and the tested stair climbing machine is connected with the loading mechanism through the transmission mechanism; specifically, in the test process, the climbing arm of the tested stair climbing machine drives the load bearing mechanism to move up and down through the transmission mechanism in the rotation process, so that the working condition of the tested stair climbing machine when the tested stair climbing machine runs upstairs with load is simulated; the counter is used for calculating the rotation times of the stair climbing arm of the stair climbing machine, and particularly, when the stair climbing arm of the stair climbing machine rotates to the counter, the counter can be shifted once, a test period is accumulated and completed, and the test period is equal to the time when the stair climbing machine successfully ascends a step; the stair climbing machine tester tests a stair climbing cycle that a stair climbing arm of the stair climbing machine triggers a load bearing mechanism to move upwards through a transmission mechanism, then the stair climbing arm rotates to trigger a counter, and a group of steps are tested;
the transmission mechanism is preferably a stair climbing arm of a stair climbing machine, and can drive the load bearing mechanism to move in a single direction and cannot fall back freely, so that impact on the ground due to potential energy of a free falling body can be avoided, the service life of the testing equipment is influenced, and the ground is damaged;
the load bearing mechanism is preferably a mechanical weight increasing and decreasing device, and has the advantage of long service life compared with the existing device adopting a braking resistor, because the braking resistor belongs to an electrical element, is influenced by the structure of the braking resistor, has relatively short service life, and is easy to damage in the using process;
the current detection module is in communication connection with the PLC, and is used for continuously detecting the motor current when the detected stair climbing machine runs, when the current detection module exceeds the upper limit of the set current, a signal is sent out, the PLC cuts off the power supply of the detected stair climbing machine and sends out an alarm, and the running of the detected stair climbing machine and alarm current data are recorded in the whole process; moreover, the PLC uploads the working current information, the quality management information and other data of the stair climbing machine;
example 3
Referring to fig. 8, the stair climbing machine comprises a lower current detector, a stair climbing machine dc motor, a speed reducer output stair climbing arm, a transmission mechanism, a load bearing mechanism, a stair climbing machine driver, a stair climbing machine start-stop switch, a step motion counter, a dc regulated power supply and a programmable controller; the power output end of the direct current stabilized power supply is respectively electrically connected with the stair climbing machine driver and the programmable controller, and the direct current stabilized power supply provides power for the stair climbing machine driver and the programmable controller for the operation of the stair climbing machine driver and the programmable controller; a program is programmed in the programmable controller to control the cooperation of the mechanisms, so that the load pressure of the stair climbing machine is tested;
the programmable controller is connected with the stair climbing machine driver through the stair climbing machine start-stop switch, compares data during testing with preset data, and controls the stair climbing machine driver to stop through the stair climbing machine start-stop switch when the preset data is exceeded, so that the stair climbing machine stops working;
the output end of the stair climbing machine driver is electrically connected with a stair climbing machine direct current motor, the output end of the stair climbing machine direct current motor is respectively electrically connected with a speed reducer output stair climbing arm and a current detector, the speed reducer output stair climbing arm drives a load bearing mechanism to move through a transmission mechanism and counts through a step motion counter, the stair climbing machine driver drives the stair climbing machine direct current motor to work, and the stair climbing machine direct current motor drives the load bearing mechanism to slowly reset through the transmission mechanism during testing without free falling movement; the step movement counting is equal to recording the rotation times of the stair climbing arm, and the rotation times of the stair climbing arm is equal to the climbing times of the stair climbing machine;
the current detector and the step motion counter are in communication connection with the programmable controller, the current detector specifically detects the current when the stair climbing machine driver runs, when the current exceeds the upper limit of the set current, a signal is sent out, or the accumulated count of the step motion counter reaches a set value, and the programmable controller controls the stair climbing machine driver to stop working through the stair climbing machine start-stop switch.
The working principle of the invention is as follows: moving different types of climbing machines to be tested into the climbing machine tester and fixing, and presetting different test data for the climbing machine tester according to the performance parameters of the different types of climbing machines; the test data is preset by presetting the rotation period of the stair climbing arm through a PLC (programmable logic controller) and presetting the current value of a motor when the stair climbing machine operates through the PLC; then selecting a load-bearing mechanism with corresponding weight to provide load for the tested stair climbing machine;
starting the tested stair climbing machine and the stair climbing machine tester to operate, wherein a stair climbing arm of the tested stair climbing machine drives a load bearing mechanism to move up and down through a transmission mechanism in a rotating process, so that the working condition of the tested stair climbing machine when the tested stair climbing machine runs upstairs with load is simulated; the counter accumulates the rotation times of the stair climbing arm of the stair climbing machine;
when a stair climbing arm of the stair climbing machine rotates for testing, a current detection module continuously detects the current of a motor when the stair climbing machine operates, a signal is sent out when the current exceeds the upper limit of the set current, a PLC (programmable logic controller) cuts off the power supply of the tested stair climbing machine and sends out an alarm, and meanwhile, the operation of the tested stair climbing machine and the alarm current data are recorded in the whole process;
when the whole testing process is completed, the working current information, the quality management information and other data of the stair climbing machine can be uploaded.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (10)
1. A stair climbing machine tester comprises a machine body frame (1) for bearing a stair climbing machine and stair climbing machine testing equipment, and is characterized in that the machine body frame is provided with a plurality of test holes;
stair climbing machine test equipment includes:
the counterweight block (12) comprises a plurality of groups of counterweight discus (22) which are disassembled and assembled;
the transmission connecting piece is used for driving a balancing weight (12) to move in a single direction when a stair climbing arm of the stair climbing machine is driven, and simulating the working condition of the stair climbing machine when the stair climbing machine runs upstairs with load.
2. The stair climbing machine tester according to claim 1, wherein the counterweight discus (22) is provided with a plurality of groups in a mutually overlapped manner, the counterweight discus (22) is provided with a hanging shaft through hole matched with the counterweight hanging shaft (24) along a vertical direction, and the counterweight discus (22) and the counterweight hanging shaft (24) are respectively and correspondingly provided with an insertion rod hole (23) matched with an insertion rod.
3. The stair climbing machine tester according to claim 1, wherein the weight balancing block (12) further comprises tension springs connected with the transmission chain (10) of the transmission connecting member by the tension springs, the tension springs are provided in multiple groups, and the weight of the load during the test of the stair climbing machine is changed by adjusting the number of the tension springs.
4. The stair climbing machine tester according to claim 2, wherein the alarm (5) of the machine body frame (1) is in communication connection with a control system of the stair climbing machine tester, the control system of the stair climbing machine tester controls the start and stop of the stair climbing machine, and the control system detects the current and accumulated count of the operation of the stair climbing machine during operation.
5. The stair climbing machine tester according to claim 1, wherein the output end of the direct current speed reduction motor (6) of the transmission connecting piece is connected with the driving chain wheel shaft (8) through a gear reducer, the two sides of the driving chain wheel shaft (8) are respectively sleeved with the driving chain wheel (9) through the one-way bearing (7), the driving chain wheel (9) is sleeved with the driving chain (10), and the two ends of the driving chain (10) are respectively connected with the counterweight hanging shaft (24) of the counterweight block (12) and the stair climbing compression platform.
6. The stair climbing machine tester according to claim 5, wherein the one-way bearing (7) is replaced by a ratchet one-way rotation mode, and the transmission modes of the transmission chain wheel (9) and the transmission chain (10) are replaced by a synchronous pulley and a synchronous belt.
7. A stair climbing machine tester according to claim 6, further comprising a stair climbing pressed platform, wherein pressure plates (14) are installed between side plates (13) of the stair climbing pressed platform, the side plates (13) are installed on the bracket (19) through linear guide rails (20), and the pressure plates (14) are in an inclined state or a horizontal state.
8. The stair climbing machine tester according to claim 1, wherein the detachable fixing clamp (3) is arranged on the front surface of the machine body frame (1), a front stop door (25) of the detachable fixing clamp (3) is movably mounted on the machine body frame (1), a fixing groove for placing the stair climbing machine is reserved between the front stop door (25) and the machine body frame (1), and the two sides of the top of the machine body frame (1) are provided with limit blocks (21).
9. The stair climbing machine tester according to claim 1, wherein a counting switch (17) is installed on an inner side wall of a supporting base (16) of the machine body frame (1), and the number of times of rotation of the stair climbing arm is counted during the test process of the stair climbing machine.
10. A testing method of a stair climbing machine tester is characterized by comprising the following steps:
step 1: placing the tested stair climbing machine on a stair climbing machine tester, and selecting a load bearing mechanism with corresponding weight to provide load for the tested stair climbing machine; the stair climbing arm of the tested stair climbing machine drives the load bearing mechanism to move up and down through the transmission mechanism in the rotating process, so that the working condition of the tested stair climbing machine when the tested stair climbing machine runs upstairs with load is simulated; the counter accumulates the rotation times of the stair climbing arm of the stair climbing machine; in the testing process of the transmission mechanism, due to the action of the one-way bearing (7), the pressure plate (14) can move upwards through the transmission chain (10) with the counterweight block (12) to achieve the purpose of providing the stair climbing load, so that the working condition of the stair climbing machine when the stair climbing machine runs upstairs with the load is simulated; when the pressure plate (14) is not pressed, the counterweight block (12) is driven by the direct current speed reducing motor (6) to move downwards;
step 2: the tested stair climbing machine tests the load movement on the stair climbing machine tester, and the working condition of the tested stair climbing machine when the tested stair climbing machine runs upstairs with load is simulated; when the stair climbing arm of the stair climbing machine rotates for testing, the current detection module continuously detects the motor current when the stair climbing machine operates, and when the motor current exceeds the upper limit of the set current, a signal is sent out, and the PLC controller cuts off the power supply of the tested stair climbing machine and sends out an alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110893293.0A CN113465970B (en) | 2021-08-04 | 2021-08-04 | Stair climbing machine tester and testing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110893293.0A CN113465970B (en) | 2021-08-04 | 2021-08-04 | Stair climbing machine tester and testing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113465970A true CN113465970A (en) | 2021-10-01 |
| CN113465970B CN113465970B (en) | 2022-09-06 |
Family
ID=77884025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110893293.0A Active CN113465970B (en) | 2021-08-04 | 2021-08-04 | Stair climbing machine tester and testing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113465970B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114486317A (en) * | 2022-02-22 | 2022-05-13 | 合肥洲创机械制造有限公司 | Stair climbing machine test equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2281531Y (en) * | 1996-11-26 | 1998-05-13 | 田作友 | Power determiner for vehicle chassis |
| CN103134692A (en) * | 2011-12-01 | 2013-06-05 | 湖南晟通科技集团有限公司 | Simulation test board line frame and test method for electric car power-driven system |
| CN205843857U (en) * | 2016-06-30 | 2016-12-28 | 上海市质量监督检验技术研究院 | A kind of car load device for testing power for electric bicycle motor |
| CN109540550A (en) * | 2019-01-03 | 2019-03-29 | 广州华工机动车检测技术有限公司 | A kind of method of electric two-wheel vehicle performance detection |
| CN110726575A (en) * | 2019-11-13 | 2020-01-24 | 深圳科瑞技术股份有限公司 | Stair climbing machine test equipment and test method for testing performance of stair climbing machine |
| CN112843590A (en) * | 2021-01-13 | 2021-05-28 | 广州华立科技职业学院 | Hand-operated and electric dual-purpose three-rail sliding self-locking stair climbing machine |
-
2021
- 2021-08-04 CN CN202110893293.0A patent/CN113465970B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2281531Y (en) * | 1996-11-26 | 1998-05-13 | 田作友 | Power determiner for vehicle chassis |
| CN103134692A (en) * | 2011-12-01 | 2013-06-05 | 湖南晟通科技集团有限公司 | Simulation test board line frame and test method for electric car power-driven system |
| CN205843857U (en) * | 2016-06-30 | 2016-12-28 | 上海市质量监督检验技术研究院 | A kind of car load device for testing power for electric bicycle motor |
| CN109540550A (en) * | 2019-01-03 | 2019-03-29 | 广州华工机动车检测技术有限公司 | A kind of method of electric two-wheel vehicle performance detection |
| CN110726575A (en) * | 2019-11-13 | 2020-01-24 | 深圳科瑞技术股份有限公司 | Stair climbing machine test equipment and test method for testing performance of stair climbing machine |
| CN112843590A (en) * | 2021-01-13 | 2021-05-28 | 广州华立科技职业学院 | Hand-operated and electric dual-purpose three-rail sliding self-locking stair climbing machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114486317A (en) * | 2022-02-22 | 2022-05-13 | 合肥洲创机械制造有限公司 | Stair climbing machine test equipment |
| CN114486317B (en) * | 2022-02-22 | 2023-09-08 | 南京信恒智能科技有限公司 | Stair climbing machine test equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113465970B (en) | 2022-09-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113465970B (en) | Stair climbing machine tester and testing method thereof | |
| CN110926992A (en) | Safety rope wearability detection device | |
| CN116381519A (en) | Power battery performance detection device and detection method thereof | |
| CN112723263A (en) | Construction engineering machinery maintenance is with operation platform that has butt joint mounting structure | |
| CN211824952U (en) | Sport equipment impact test system | |
| CN116642571A (en) | Online detection system and method for electronic scale | |
| CN215326266U (en) | Elevator overload detection device | |
| CN112663526B (en) | Deceleration strip installer for building construction road and installation method thereof | |
| CN210221381U (en) | Test reference system for crank power meter | |
| CN114920115A (en) | Vertical ladder device with magnetic adsorption type manned automatic descending function and control method | |
| CN113465958B (en) | Stair climbing device test system and stair climbing device test method | |
| CN107063995B (en) | Treadle platform friction testing machine of running machine | |
| CN109944483B (en) | Three-dimensional circulating parking garage with charging function and control method thereof | |
| CN115219185B (en) | Intelligent manufactured automobile brake disc fatigue strength testing device | |
| CN211652008U (en) | Lifting device for drop test machine | |
| CN111942987A (en) | Automatic performance detection device and method for falling protector | |
| CN112392271A (en) | Feeder is used in construction of high-efficient environment-friendly construction machinery engineering | |
| CN214693109U (en) | A safe lift for housing construction | |
| CN215677499U (en) | Analysis device for detecting and analyzing impact vibration performance of equipment structure | |
| CN116951282B (en) | Fixing device for automatic ticket vending machine | |
| CN114942094B (en) | Dynamic clamping force testing device and testing method for speed limiter | |
| CN110879358B (en) | Reliability testing equipment and method for electric cart | |
| CN117046049B (en) | High arm muscle exercise equipment of security | |
| CN113521647B (en) | Multipurpose body-building apparatus | |
| CN116582613B (en) | Electronic product performance detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Zhaoxiang Inventor after: Lu Congying Inventor after: Hong Rui Inventor after: Liang Guoshou Inventor after: Zhao Yong Inventor after: Ruan Liujian Inventor after: Yao Yongbin Inventor after: Fu Qing Inventor before: Hu Zhaoxiang Inventor before: Lu Congying Inventor before: Hong Rui Inventor before: Liang Guoshou Inventor before: Zhao Yong Inventor before: Ruan Liujian Inventor before: Yao Yongbin Inventor before: Fu Qing |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |