CN108519233A - A kind of rotary shaft radial loaded experimental rig - Google Patents
A kind of rotary shaft radial loaded experimental rig Download PDFInfo
- Publication number
- CN108519233A CN108519233A CN201810550746.8A CN201810550746A CN108519233A CN 108519233 A CN108519233 A CN 108519233A CN 201810550746 A CN201810550746 A CN 201810550746A CN 108519233 A CN108519233 A CN 108519233A
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- Prior art keywords
- load
- rotary shaft
- radial loaded
- driving mechanism
- experimental rig
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- 238000005096 rolling process Methods 0.000 claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 241000406668 Loxodonta cyclotis Species 0.000 claims 1
- 239000012159 carrier gas Substances 0.000 claims 1
- 238000002474 experimental method Methods 0.000 abstract description 5
- 239000003638 chemical reducing agent Substances 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
Classifications
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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
-
- 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
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to a kind of devices can be used for the experiment of the mechanical parts rotary shaft radial loaded such as speed reducer, rotation motor.It includes radial loaded part and the C-shaped holder on pedestal, the radial loaded is partially installed on C-shaped holder, the radial loaded part includes driving mechanism, load cell, joint earrings, rolling wheel support and two load idler wheels, described two load idler wheel opposed articulation earrings both sides positional symmetry；The rotary shaft of load object is located in C-shaped holder, and axial line is with radial loaded power in same vertical plane；When loaded, driving mechanism drives the load cell downlink that is connected with its piston rod, drives two to load idler wheels and the rotary shaft of load object is tangent contacts force.The present invention easily loads a variety of different power using other range-adjustables such as hydraulic cylinder or cylinder, electric cylinders and output size simultaneously other mechanism outputting radial loading forces of linear drives, then the symmetric design by loading idler wheel.
Description
Technical field
The invention belongs to load testing machine technical field, more particularly to one kind can be used for the machines such as speed reducer, rotation motor
The device of tool component rotary shaft radial loaded experiment.
Background technology
The type approval test of the mechanical parts such as speed reducer, motor has rotary shaft radial load ability test project more, applies load
May be constant, it is also possible to simulate operating mode variation, need a kind of accurate quickly and effectively radial loaded mode.
In mechanized equipment, the motor, steam turbine prime movers and hydropneumatic rotation motor, the speed reducer that are widely used
Equal transmission parts while output shaft output torque rotating speed, are often required to bear radial load load simultaneously, wherein many Related products
In standard prevailing for the time being in force, also there are the index requests such as the maximum allowable radial load of output shaft end, the revolution of output of products axis is held
Loading capability is examined with radial bearing capacity comprehensive verification, and there is wide reality to need.
The common application for defining rotary load of prime mover of output torque rotating speed, transmission parts methods of experiments standard
Method and apparatus require, rarely seen associated radial power load test stabilization method and apparatus required standardization regulation, when experiment needs,
It is often shifted for oneself solution by experiment side, product bearing capacity comprehensive verification inspection data trackability is difficult to obtain guarantor with accuracy
Card.
Prime mover of output torque rotating speed, transmission parts manufacturing industry need a kind of to the survey of output of products rotary shaft output torque
It measures without influencing, the direction of power is orthogonal to rotation axis and size can measure the device that the radial loaded of adjustment is tested.
Invention content
The present invention in view of the deficiencies of the prior art, studies and has invented a kind of rotary shaft radial loaded experimental rig, uses
Other range-adjustables such as hydraulic cylinder or cylinder, electric cylinders and output size and linear drives other mechanism outputting radial loading forces,
Again by loading the symmetric design of idler wheel, a variety of different power are easily loaded.
For above-mentioned technical purpose, the present invention will take the following technical solution：
A kind of rotary shaft radial loaded experimental rig, including radial loaded part and the C-shaped holder on pedestal, institute
It states radial loaded to be partially installed on C-shaped holder, the radial loaded part includes driving mechanism, load cell, joint ear
Ring, rolling wheel support and two load idler wheels, the driving mechanism are installed on C-shaped holder, the load cell top and drive
The piston rod of motivation structure lower part connects, and the joint earrings is separately connected load cell and rolling wheel support, described two loads
Idler wheel is installed on rolling wheel support, described two load idler wheel opposed articulation earrings both sides positional symmetry；Load the rotation of object
Axle position is in C-shaped holder, and axial line is with radial loaded power in same vertical plane；When loaded, driving mechanism driving and its
The connected load cell downlink of piston rod drives two load idler wheels and the rotary shaft of load object is tangent contacts force.
It exerts a force by loading the symmetrical structure of idler wheel by using above-mentioned technical proposal and empirically requires to be orthogonal to rotation
Shaft, while rotary shaft rotation is not influenced.And application load can be adjusted by driving mechanism pressure and other parameters, pass through survey
Force sensor measuring, to adapt to a variety of different experimental enviroments.
Further, the rolling wheel support is three orifice plates, and uppermost hole is hinged by articulated shaft and joint earrings, below
Holes arranged side by side installs load idler wheel by roller shaft.
Specifically, the quantity of three orifice plate can increase according to the needs of proof strength, the quantity of three orifice plates is one piece
Or one piece or more.
Further, the C-shaped holder is connected by assembly attachment screw with pedestal.
Further, the driving mechanism is load cylinder, applies load and is adjusted by regulating pressure of hydro-cylinder, can
Can also be live load to be constant load；Certainly, driving mechanism may be load cylinder, equally the guarantor in the present invention
Within the scope of shield.
Specifically, the load cell lower end uses double thread hole connection type, pass through slim nut and stud
It is connect with joint earrings.
Specifically, the load cell upper end uses double thread hole connection type, pass through transit joint and driving mechanism
The piston rod of lower part is connected.
According to above-mentioned technical solution, compared with the existing technology, the present invention has following advantageous effect：
1) it by loading the symmetrical structure of idler wheel, exerts a force and empirically requires to be orthogonal to rotary shaft, while not influencing to rotate
Axis rotates.
2) applying load can be adjusted by adjusting driving mechanism pressure, can be constant load, be can also be variation
Load is measured by load cell, to adapt to a variety of different experimental enviroments.
Description of the drawings
Fig. 1 is the general structure schematic diagram of the present invention；
Fig. 2 is the longitudinal sectional view for loading idler wheel, joint earrings and rolling wheel support connection structure.
In figure：1-C shapes holder, 2- loads object, 3- loads idler wheel, 4- roller shafts, 5- rolling wheel supports, 6- articulated shafts, 7-
Joint earrings, 8- studs, the slim nuts of 9-, 10- load cells, 11- transit joints, 12- load cylinders attachment screw,
13- load cylinders, 14- assemblies attachment screw, 15- rolling bearings, 16- shaft-cups screw, 17- shaft-cups, 18- circlips.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes.
As shown in Figure 1, being a kind of rotary shaft radial loaded experimental rig general structure schematic diagram comprising radial loaded portion
Divide and the C-shaped holder 1 on pedestal, C-shaped holder 1 are connected by assembly attachment screw 14 with pedestal.
Radial loaded is partially installed on C-shaped holder 1, radial loaded part include load cylinder 13, load cell 10,
Joint earrings 7, rolling wheel support 5 and two load idler wheels 3, load cylinder 13 are installed on C-shaped by load cylinder attachment screw 12
On holder 1, joint earrings 7 is separately connected load cell 10 and rolling wheel support 5, and two load idler wheels 3 are installed on rolling wheel support 5
On, two 3 opposed articulation earrings of load idler wheel, 7 both sides positional symmetries；The rotary shaft of load object 2 is located in C-shaped holder 1,
Axial line is with radial loaded power in same vertical plane.
Specifically, 10 lower end of load cell uses double thread hole connection type, pass through slim nut 9 and stud 8
It is connect with joint earrings 7.10 top of load cell is connect with the piston rod of 13 lower part of load cylinder, is connected using double thread hole
Mode is connected by transit joint 11 with the piston rod of 13 lower part of load cylinder.
As shown in Fig. 2, two load idler wheels 3 are installed on rolling wheel support 5, rolling wheel support 5 is one piece of three orifice plate, topmost
Hole it is hinged by articulated shaft 6 and joint earrings 7, below holes arranged side by side pass through the installation load idler wheel 3 of roller shaft 4；Load rolling
Wheel 3 is mounted on by rolling bearing 15 on roller shaft 4, and bearing cap 17 is consolidated by shaft-cup screw 16 in the end of rolling bearing 15
It is fixed.
The present invention operation principle be：When loaded, load cylinder 13 drives the load cell being connected with its piston rod
10 downlinks, drive two load idler wheels 3 with load object 2 rotary shaft it is tangent contact force, exert a force empirically requirement be orthogonal to
Rotary shaft, while rotary shaft rotation is not influenced, and also application load can be adjusted by 13 pressure and other parameters of load cylinder, be led to
The measurement of load cell 10 is crossed, to adapt to a variety of different experimental enviroments.
Although the present invention has been described by way of example and in terms of the preferred embodiments, embodiment is not for the purpose of limiting the invention.Not
It is detached from the spirit and scope of the present invention, any equivalent change or retouch done also belongs to the protection domain of the present invention.
Claims (8)
1. a kind of rotary shaft radial loaded experimental rig, including radial loaded part and the C-shaped holder on pedestal, special
Sign is：The radial loaded is partially installed on C-shaped holder, and the radial loaded part includes driving mechanism, force-measuring sensing
Device, joint earrings, rolling wheel support and two load idler wheels, the driving mechanism are installed on C-shaped holder, the load cell
Top is connect with the piston rod of driving mechanism lower part, and the joint earrings is separately connected load cell and rolling wheel support, described
Two load idler wheels are installed on rolling wheel support, described two load idler wheel opposed articulation earrings both sides positional symmetry；Load pair
The rotary shaft of elephant is located in C-shaped holder, and axial line is with radial loaded power in same vertical plane；When loaded, driving mechanism
The load cell downlink being connected with its piston rod is driven, two load idler wheels is driven to be applied with tangent contact of rotary shaft for loading object
Power.
2. a kind of rotary shaft radial loaded experimental rig as described in claim 1, it is characterised in that：The rolling wheel support is three
Orifice plate, uppermost hole is hinged by articulated shaft and joint earrings, below holes arranged side by side pass through roller shaft installation load idler wheel.
3. a kind of rotary shaft radial loaded experimental rig as claimed in claim 2, it is characterised in that：The quantity of three orifice plate
It is one piece or one piece or more.
4. a kind of rotary shaft radial loaded experimental rig as described in claim 1, it is characterised in that：The C-shaped holder passes through
Assembly attachment screw is connected with pedestal.
5. a kind of rotary shaft radial loaded experimental rig as described in claim 1, it is characterised in that：The driving mechanism is to add
Oil cylinder is carried, applies load and is adjusted by regulating pressure of hydro-cylinder.
6. a kind of rotary shaft radial loaded experimental rig as described in claim 1, it is characterised in that：The driving mechanism is to add
Carrier gas cylinder applies load and is adjusted by adjusting cylinder pressure.
7. a kind of rotary shaft radial loaded experimental rig as described in claim 1, it is characterised in that：Under the load cell
End is connect by slim nut and stud with joint earrings.
8. a kind of rotary shaft radial loaded experimental rig as described in claim 1, it is characterised in that：On the load cell
End is connected by transit joint with the piston rod of driving mechanism lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810550746.8A CN108519233A (en) | 2018-05-31 | 2018-05-31 | A kind of rotary shaft radial loaded experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810550746.8A CN108519233A (en) | 2018-05-31 | 2018-05-31 | A kind of rotary shaft radial loaded experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108519233A true CN108519233A (en) | 2018-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810550746.8A Pending CN108519233A (en) | 2018-05-31 | 2018-05-31 | A kind of rotary shaft radial loaded experimental rig |
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| Country | Link |
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| CN (1) | CN108519233A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220790A (en) * | 2019-07-17 | 2019-09-10 | 马鞍山齐力机电设备有限公司 | A kind of colyliform workpiece radial loaded durable test device and test method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509830A (en) * | 2009-03-26 | 2009-08-19 | 三一重工股份有限公司 | Gear box detection device |
| CN203643163U (en) * | 2013-12-02 | 2014-06-11 | 蚌埠市行星工程机械有限公司 | Reducer bearing test bed |
| CN104165768A (en) * | 2014-09-04 | 2014-11-26 | 大连理工大学 | Bearing integrated dynamic performance test device and method |
| CN104215441A (en) * | 2014-08-22 | 2014-12-17 | 上海交通大学 | Dynamic radial loading mechanism and stability test scheme for vertical rotor |
| CN104568575A (en) * | 2015-01-12 | 2015-04-29 | 哈尔滨工程大学 | Force-applying push rod device and multi-axial high-precision load loading machine |
| CN208171596U (en) * | 2018-05-31 | 2018-11-30 | 江苏省机械研究设计院有限责任公司 | A kind of rotary shaft radial loaded experimental rig |
-
2018
- 2018-05-31 CN CN201810550746.8A patent/CN108519233A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509830A (en) * | 2009-03-26 | 2009-08-19 | 三一重工股份有限公司 | Gear box detection device |
| CN203643163U (en) * | 2013-12-02 | 2014-06-11 | 蚌埠市行星工程机械有限公司 | Reducer bearing test bed |
| CN104215441A (en) * | 2014-08-22 | 2014-12-17 | 上海交通大学 | Dynamic radial loading mechanism and stability test scheme for vertical rotor |
| CN104165768A (en) * | 2014-09-04 | 2014-11-26 | 大连理工大学 | Bearing integrated dynamic performance test device and method |
| CN104568575A (en) * | 2015-01-12 | 2015-04-29 | 哈尔滨工程大学 | Force-applying push rod device and multi-axial high-precision load loading machine |
| CN208171596U (en) * | 2018-05-31 | 2018-11-30 | 江苏省机械研究设计院有限责任公司 | A kind of rotary shaft radial loaded experimental rig |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220790A (en) * | 2019-07-17 | 2019-09-10 | 马鞍山齐力机电设备有限公司 | A kind of colyliform workpiece radial loaded durable test device and test method |
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