KR20130064852A - Lifetime and performance testing apparatus of high speed and high torque for energy saving - Google Patents

Lifetime and performance testing apparatus of high speed and high torque for energy saving Download PDF

Info

Publication number
KR20130064852A
KR20130064852A KR1020110131426A KR20110131426A KR20130064852A KR 20130064852 A KR20130064852 A KR 20130064852A KR 1020110131426 A KR1020110131426 A KR 1020110131426A KR 20110131426 A KR20110131426 A KR 20110131426A KR 20130064852 A KR20130064852 A KR 20130064852A
Authority
KR
South Korea
Prior art keywords
gear box
torque
speed
rotational force
test
Prior art date
Application number
KR1020110131426A
Other languages
Korean (ko)
Inventor
김형의
Original Assignee
한국기계연구원
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 한국기계연구원 filed Critical 한국기계연구원
Priority to KR1020110131426A priority Critical patent/KR20130064852A/en
Publication of KR20130064852A publication Critical patent/KR20130064852A/en

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
    • G01M13/00—Testing of machine parts
    • G01M13/02—Gearings; Transmission mechanisms
    • G01M13/021—Gearings
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

The present invention relates to a high speed high torque life and performance test apparatus for energy saving, and more particularly, by controlling the torque of the input power provided from the driving means, applying torque while rotating a variety of samples to be the test object at high speed, Various performance tests such as the life test of the test object can be performed, but the input power provided for the first time can be circulated and reused, so that the performance test can be performed with only a small input power. The present invention relates to a high speed, high torque life test and performance test apparatus for energy saving.

Description

LIFETIME AND PERFORMANCE TESTING APPARATUS OF HIGH SPEED AND HIGH TORQUE FOR ENERGY SAVING}

The present invention relates to a device capable of performing a high speed, high torque life test and performance test of a rotating sample object using a small input power.

In general, in the case of various driving means and moving means, such as a car, a truck, it has a structure for transmitting power by connecting the rotational force generated from the drive motor using a variety of rotary shafts.

In particular, in the case of the power transmission means such as the shaft, gear coupling, etc. used in the drive means is rotated at high speed while the load is applied from the outside, in the light industry, such as automobiles have a direct impact on the performance and quality of the product In the case of large installations, such as large turbines and pumps, the risk and importance of these are increasing.

In other words, the rotational equipment that transmits power and rotates at high speed requires various efficiency and performance tests such as the maximum rotational speed without causing problems such as allowable torque, crack, and damage.

However, when the high speed and high torque are applied to the rotating sample (equipment) for testing, the motor generating the input power of the rotational force for the first time has a fixed capacity and rotational speed depending on the size, so the power is always constant. For the high speed / high torque performance test of the dedicated sample, a large capacity motor should be provided accordingly, and therefore, due to the increase in the size of the test equipment, there was a problem that the installation space was limited.

In addition, since the first generated input power is removed after use in the performance test of the test sample rotating body, there was a problem in efficiency in that the motor must continue to supply the drive input.

The present invention has been made to solve the above problems, an object of the present invention is to provide a variety of gearboxes with less input power from the drive means, despite the constant power, such as capacity and speed, depending on the size of the drive means By increasing the torque by using it, and configuring the equipment to feed back and reuse it, it is possible to apply various torques of the rotating test object at high speed with limited or small input power and apply torque to facilitate high-speed / high torque life test and performance test. To provide a high-speed, high-torque life and performance test device for energy saving.

Other objects and advantages of the present invention will be described hereinafter and will be understood by the embodiments of the present invention. Furthermore, the objects and advantages of the present invention can be realized by means and combinations indicated in the claims.

The present invention as a means for solving the above problems, the drive means for generating a rotation force (10); A first gear box 20 which receives the rotational force of the driving means 10; A second gear box 50 for changing a direction of the rotational force transmitted from the first gear box 20; A reduction gear box 60 for increasing torque by reducing the speed of rotational force passing through the second gear box 50; A test target object 70 in which the torque is rotated with increased rotational force; A measuring device (80) installed at the front and rear ends of the test object (70) to measure the rotational speed and torque of the test object (70); An increase gear box 100 which returns the rotational speed of the rotational force through the test object 70 to the original state and transmits it to the first gear box 20; It consists of, characterized in that the initial rotational force of the drive means 10 can be circulated and reused.

As described above, the present invention has the effect of performing a high speed / high torque performance test and a life test of various rotating samples with little power.

In addition, the present invention has the effect that can be reused by circulating the rotational force of the drive means provided initially.

In addition, the present invention can be a performance test and a life test with only a small power, it is not necessary to have a huge drive means to obtain a large power according to the capacity and speed, thereby enabling installation in a narrow installation space There is no effect.

In addition, the present invention has the effect that it is possible to test a large-size test object by using a gearbox of the gearbox and reducer concept.

1 is a perspective view of one embodiment showing the life and performance test apparatus of the high-speed high torque for energy saving according to the present invention.
2 is a schematic view of FIG. 1.
3 is a graph of one embodiment showing motor characteristics.

Before describing in detail several embodiments of the invention, it will be appreciated that the application is not limited to the details of construction and arrangement of components set forth in the following detailed description or illustrated in the drawings. The invention may be embodied and carried out in other embodiments and carried out in various ways. It should also be noted that the device or element orientation (e.g., "front,""back,""up,""down,""top,""bottom, Expressions and predicates used herein for terms such as "left,"" right, "" lateral, " and the like are used merely to simplify the description of the present invention, Or that the element has to have a particular orientation.

The present invention has the following features in order to achieve the above object.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

According to an embodiment of the present invention,

The present invention drive means for generating a rotational force (10); A first gear box 20 which receives the rotational force of the driving means 10; A second gear box 50 for changing a direction of the rotational force transmitted from the first gear box 20; A reduction gear box 60 for increasing torque by reducing the speed of rotational force passing through the second gear box 50; A test target object 70 in which the torque is rotated with increased rotational force; A measuring device (80) installed at the front and rear ends of the test object (70) to measure the rotational speed and torque of the test object (70); An increase gear box 100 which returns the rotational speed of the rotational force through the test object 70 to the original state and transmits it to the first gear box 20; It consists of, characterized in that the initial rotational force of the drive means 10 can be circulated and reused.

In addition, the first gear box 20 includes a clutch device 110 for controlling the transmission force of the rotational force from the speed increasing device to the first gear box (20); A torque control device (30) installed in the first gear box (20) to increase or decrease the torque of the rotational force transmitted to the driving means (10) and transmit it to the second gear box (50); Cooling means (C) for cooling the heat generated during the rotation of the first gear box (20); Characterized in that consists of.

In addition, the measuring device 80 is characterized in that for transmitting the speed and torque measurement information of the test object 70 to the DAQ equipment 90.

In addition, the test object is a rotating body mounted on the drive means 10 is rotated, characterized in that one of the propeller shaft, gear coupling, gearbox.

In addition, the reduction gearbox 60 and the speed increase gearbox 100 is characterized in that the gear ratio of the drive gear and the slave gear installed therein is 1: 1.54 or 1.54: 1.

Hereinafter, with reference to FIGS. 1 to 3 will be described in detail the life and performance test apparatus of the high-speed high torque for energy saving according to a preferred embodiment of the present invention.

As shown, the life and performance testing apparatus of the high-speed high torque for energy saving according to the present invention is the drive means 10, the first gear box 20, the second gear box 50, the reduction gear box 60 , Test object 70, measuring device 80, and the gearbox 100 increases.

The driving means 10 is a place for generating an initial input power (I) for rotating the test target 70 for various performance tests and life test in the present invention, a motor capable of transmitting a rotational force corresponds to this. . In this case, the driving means 10 may be a variety of devices according to the user's embodiment, such as an electric motor, a hydraulic motor.

The first gear box 20 is connected to the above-described driving means 10 so as to transmit the rotational force, and receives the rotational force of the driving means 10, and the drive gear and the driven gear are rotated by gear coupling with each other. It has a structure that transmits rotational force.

The torque control device 30 is coupled to one side of the first gear box 20 described above, and the rotation shaft of the driving means 10 is connected to the front surface of the first gear box 20 so that the input power (rotation power) When the) is transmitted, the input power is transmitted to one side of the first gear box 20, and the torque control device 30 applies torque to the input power transmitted to the first gear box 20.

That is, the torque control device 30 is a hydraulic motor or the like to control the torque of the input power in the first gear box (20).

3A shows a graph showing the correlation between the rotational speed and the torque of a general motor. The most ideal efficiency is the point (A) where the rotational speed and the torque are the maximum, respectively. The arc shape is drawn from point (B) to point (C). At the highest rotational speed, the torque decreases to have point (C).

Therefore, in the present invention, by increasing the torque through the torque control device 30 to the general motor characteristics having the power curve of Figure 3, the maximum torque point (B) of Figure 3 (a) as shown in (b) It is to be able to climb to point (B '). Of course, such torque increase can also be achieved through the above-described torque control device 30 and the reduction gear box 60 to be described later.

The second gear box 50 is spaced apart from each other with the above-described first gear box 20 is installed opposite, and is connected to the first gear box 20 and the coupling 40 receives a rotational force.

In more detail, one side of the first gear box 20 and one side of the second gear box 50 are connected to the coupling 40, and the torque control described above is provided at one side of the first gear box 20. The device 30 is installed, and the input power in the first gear box 20 whose torque is controlled (torque is increased) through the torque control device 30 is transmitted to the second gear box through the coupling 40. 50 is to pass.

The second gear box 50 is the input power is transmitted so that the input power transmitted from the first gear box 20 is transmitted to the test object 70 and then again toward the first gear box 20. It changes the direction. As shown in FIG. 1, the second gear box 50 receives the input power of the first gear box 20 located on the left side from the right side, as shown in FIG. 1. Is to change the rotational force transmission direction to the left again so that the rotational force is transmitted to the reduction gearbox (60).

The reduction gear box 60 is connected to the other end of the above-described second gear box 50 so as to be capable of transmitting rotational force. In more detail, the second gear box 50 may be connected to the first gear box 20. The coupled coupling 40 is coupled to one side, and the input power received therefrom is transmitted to the reduction gear box 60 from the other side.

The reduction gear box 60 is to increase the torque while reducing the rotational speed of the received input power, so that the gear ratio of the drive gear and the slave gear installed therein is 1: 1.54, that is, the input power is By increasing the number of gears of the slave gear receiving the transmission gear than the number of gears transmitted and rotated, the rotational speed of the input power is reduced while the torque is increased to transmit to the test object 70 to be described later.

The test object 70 receives the input power (torque increase) transmitted through the above-described reduction gearbox 60 from one side, that is, the test object 70 is rotated (high speed rotation) while the torque is applied. In addition to the various performance tests such as the maximum allowable torque, rotation speed, and efficiency, the life test can be measured.

The test object 70 may be a sample for various rotations rotating in a vehicle such as a diesel engine of a vehicle, a truck of a four-wheel or rear-wheel drive, and a propeller shaft, a gear coupling, a gearbox, and the like. May be applicable.

The measuring device 80 is installed at the front and rear ends of the above-described test object 70, and can measure various information such as the rotational speed and torque of the test object 70, and the speed and torque meter Can be used.

In addition, the information measured by the plurality of measuring devices 80 is transmitted to the DAQ (Data Acqusition Systems) equipment 90 is electrically connected to the measuring device 80, receives the received analog signal to the computer It converts to digital and allows this converted data to be analyzed and collected to meet various user needs.

The speed increasing gearbox 100 is installed to be capable of power transmission on the other side of the test object 70 described above, where the input power (rotational power) is transmitted from the test object 70.

The speed increasing gearbox 100 is a place where the torque for the test object 70 is increased and the rotational speed is reduced to increase the rotational speed and decrease the torque to return to the original state. The gear ratio of the drive gear and the slave gear installed in the speed increase gearbox 100 is 1.54: 1 so as to solve the problem. The speed increase gearbox 100 transmits power to the other side of the first gear box 20. It is possibly connected to transmit the input power adjusted to the original state to the first gear box 20 described above.

The clutch device 110 is formed on the other side of the first gear box 20 described above, and transmits the rotational power used for the test of the test object 70 to the first gear box 20, driving means. The input power inputted first through 10 is circulated again in the order of the first gearbox 20, the second gearbox 50, the reduction gearbox 60, the test object 70, and the increase gearbox 100. To be reused.

Of course, such a clutch device 110 may prevent the rotational force of the speed increasing gearbox 100 from being transmitted to the first gear box 20, and the clutch device 110 may increase the speed gearbox 100 and the first gear. The gearbox 20 is connected to each other to circulate the input power or to block the interconnection to control the input power is not circulated (control the presence or absence of rotational power (input power) transfer).

In addition, each of the first and second gearboxes 20 and 50 and the reduction gearbox 60 / the increase gearbox 100 of the present invention may be provided with cooling means C for cooling the heat generated during high-speed rotation, respectively. The configuration of the present invention is that the rotational force can be transmitted to each other (the driving means 10 and the first gear box 20, the second gear box 50 and the reduction gear box 60, the reduction gear box 60 ) And the test object 70, the test object 70 and the speed increase gear box 100, the speed increase gear box 100 and the first gear box 20, etc.) will be connected to the rotary shaft, The coupling 40 having a long length connected between the first and second gear boxes 20 and 50 is supported by a plurality of bearing blocks B so that rotational force can be transmitted, but such a bearing block B is provided. It can be used throughout the axis of rotation so that the components of the present invention can be connected to each other power transmission.

In addition, it will be obvious that the driving means 10, the clutch device 110, the torque control device 30, and the like are installed and used with a hydraulic power unit (HPU) for controlling hydraulic pressure.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It is to be understood that various changes and modifications may be made without departing from the scope of the appended claims.

10: drive means 20: first gear box
30: torque control device 40: coupling
50: second gearbox 60: reduction gearbox
70: test object 80: measuring device
90: DAQ Device 100: Incremental Gearbox
110: clutch device 120: hydraulic generator
B: bearing block C: cooling means

Claims (5)

Drive means for generating a rotational force (10);
A first gear box 20 which receives the rotational force of the driving means 10;
A second gear box 50 for changing a direction of the rotational force transmitted from the first gear box 20;
A reduction gear box 60 for increasing torque by reducing the speed of rotational force passing through the second gear box 50;
A test target object 70 in which the torque is rotated with increased rotational force;
A measuring device (80) installed at the front and rear ends of the test object (70) to measure the rotational speed and torque of the test object (70);
An increase gear box 100 which returns the rotational speed of the rotational force through the test object 70 to the original state and transmits it to the first gear box 20;
Life cycle and performance testing device of the high-speed high torque for energy savings, characterized in that the initial rotational force of the drive means 10 to be circulated and reused.
The method of claim 1,
The first gear box 20 is
Clutch device 110 for controlling the transmission force of the rotational force from the speed increaser to the first gear box (20);
A torque control device (30) installed in the first gear box (20) to increase or decrease the torque of the rotational force transmitted to the driving means (10) and transmit it to the second gear box (50);
Cooling means (C) for cooling the heat generated during the rotation of the first gear box (20);
High speed and high torque life test device for energy saving, characterized in that consisting of.
The method of claim 1,
The measuring device 80
High speed and high torque life test device for energy saving, characterized in that for transmitting the speed and torque measurement information of the test object (70) to the DAQ device (90).
The method of claim 1,
The test subject
High speed and high torque life test device for energy saving, characterized in that the rotating body mounted on the drive means 10 is a propeller shaft, gear coupling, gearbox.
The method of claim 1,
The reduction gearbox 60 and the speed increase gearbox 100
High speed and high torque life test device for energy saving, characterized in that the gear ratio of the drive gear and the slave gear installed inside is 1: 1.54 or 1.54: 1.
KR1020110131426A 2011-12-09 2011-12-09 Lifetime and performance testing apparatus of high speed and high torque for energy saving KR20130064852A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110131426A KR20130064852A (en) 2011-12-09 2011-12-09 Lifetime and performance testing apparatus of high speed and high torque for energy saving

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110131426A KR20130064852A (en) 2011-12-09 2011-12-09 Lifetime and performance testing apparatus of high speed and high torque for energy saving

Publications (1)

Publication Number Publication Date
KR20130064852A true KR20130064852A (en) 2013-06-19

Family

ID=48861620

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110131426A KR20130064852A (en) 2011-12-09 2011-12-09 Lifetime and performance testing apparatus of high speed and high torque for energy saving

Country Status (1)

Country Link
KR (1) KR20130064852A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111855200A (en) * 2020-08-26 2020-10-30 湘潭科达电工专用成套设备有限责任公司 Transmission shaft comprehensive test bed
KR102233911B1 (en) * 2020-11-24 2021-03-30 주식회사 액트 Performance test device of shaft
CN114264474A (en) * 2021-12-28 2022-04-01 江苏中工高端装备研究院有限公司 Vertical high-speed gear box comprehensive performance test device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111855200A (en) * 2020-08-26 2020-10-30 湘潭科达电工专用成套设备有限责任公司 Transmission shaft comprehensive test bed
CN111855200B (en) * 2020-08-26 2024-05-28 湘潭科达电工专用成套设备有限责任公司 Helicopter transmission shaft comprehensive test bed
KR102233911B1 (en) * 2020-11-24 2021-03-30 주식회사 액트 Performance test device of shaft
CN114264474A (en) * 2021-12-28 2022-04-01 江苏中工高端装备研究院有限公司 Vertical high-speed gear box comprehensive performance test device

Similar Documents

Publication Publication Date Title
JP2023054043A (en) Loading part and machine test device
KR101552299B1 (en) Power train test system
CN103245499B (en) Fatigue test stand for gearbox of passenger vehicle
KR20130064852A (en) Lifetime and performance testing apparatus of high speed and high torque for energy saving
CN103671743A (en) Planetary and harmonic combined speed reducer
CN103851151A (en) Electromagnetic energy feeding damper for mine car
CN105291827A (en) Electric automobile driving device
CN206129994U (en) Big moment of torsion speed reducer of syntropy initiative multiple input
CN102207425A (en) Durable test stand for automobile speed changing box
CN202793792U (en) Fatigue test bench for passenger car gearbox
CN105784358A (en) Fan-shaped tooth universal coupler test stand
CN210198705U (en) Mechanical power totally-enclosed test bed for ultra-large coaxial gear box
CN105673784B (en) For the shaft space difference speed and transfer gear of two-axis gearbox and using its automobile
CN201128355Y (en) Assembling-disassembling machine for tyre of pneumatic automobile
CN104502098B (en) General bevel gear box mechanical close formula testing stand
CN103407339A (en) Assembly and disassembly equipment for automobile tire
CN201678035U (en) Outboard engine driving shaft counter-rotating thrust device
CN202517808U (en) Servo reduction box device for gravure
CN203981403U (en) A kind of life-test rack of vehicle clutch disengaging bearing
CN104634568A (en) Closed driving axle test device using hydraulic coupler for loading
CN103407739A (en) Deceleration roller
CN102039600A (en) Joint type light mechanical arm based on hybrid transmission
CN203248614U (en) Worm gear reducer
RU62074U1 (en) ELECTRIC POWER SOURCE FOR RAILWAY CARS (OPTIONS)
CN204239705U (en) A kind of parallel dual-screw extruding machine gear-box

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right