CN108732087A - Harmful ion detection device in a kind of disc type lubricating grease sample - Google Patents
Harmful ion detection device in a kind of disc type lubricating grease sample Download PDFInfo
- Publication number
- CN108732087A CN108732087A CN201811006246.4A CN201811006246A CN108732087A CN 108732087 A CN108732087 A CN 108732087A CN 201811006246 A CN201811006246 A CN 201811006246A CN 108732087 A CN108732087 A CN 108732087A
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- Prior art keywords
- pedestal
- gear
- moving plate
- lubricating grease
- column
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- 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.)
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Links
- 230000001050 lubricating effect Effects 0.000 title claims abstract description 34
- 239000004519 grease Substances 0.000 title claims abstract description 32
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 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 37
- 230000007246 mechanism Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 12
- 150000002500 ions Chemical class 0.000 description 9
- 239000002245 particle Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 230000002939 deleterious effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
Seat, handle, upper plate, lower plate under harmful ion detection device, including pedestal, Moving plate, quiet disk, column, support column, actuating unit, central gear, gear in a kind of disc type lubricating grease sample；Pedestal is placed in by support column on platform, and the center of pedestal is equipped with central gear, and the shaft of central gear is connected across pedestal with handle；It is evenly distributed with seat under several gears around central gear, seat and central gear intermeshing under gear；More root posts are uniformly arranged on pedestal, Moving plate slidingtype is installed on column, and the upper end of the column is fixedly connected with quiet disk；Actuating unit is installed on Jing Panshang, and actuating unit is connected with Moving plate；A lower plate is placed on the upper surface of seat under each gear, is provided on the lower surface of Moving plate and the one-to-one upper plate of lower plate.The present invention has many advantages, such as to save strength, saves the time, improve efficiency, is simple in structure, easy to operate.The invention belongs to lubricating grease detection technique fields.
Description
Technical field
The invention belongs to harmful ions in lubricating grease detection technique field more particularly to a kind of disc type lubricating grease sample to detect
Device.
Background technology
Solid rigid particle contained in lubricating grease can be scratched by lubricating detail surface, reduce its service life, so profit
Consistent lubricant in production, when checking and accepting, using being required for detecting whether containing harmful hard particles in preceding and equipment malfunction monitoring
And in lubricating grease deleterious particle cut grade.According to《Lubricating grease harmful ion identification method》(SH/T-0322-1992) note in
A certain amount of lubricating grease is put in and pressurizes between two pieces of plastic plates and it is made to relatively rotate about 30 ° by the identification method of load.After rotation,
How much line trace differentiates the cut etc. of deleterious particle in lubricating grease as caused by the contained hard particles in lubricating grease on plastic plate
Grade.Method in SH/T-0322-1992 requires the added pressure between two plastic plates (size is 25mm × 25mm × 10mm)
About 1.37MPa (14kgf/cm2), namely it is up to about 87.5kgf.And the realization device provided in SH/T-0322-1992 ---
The pressuring method of lubricating grease harmful ion analyzer is manpower rotational handle, is completed by screw thread pair push the spring, makes practical behaviour
It is very laborious to make process.In addition, the detection device provided using the method in SH/T-0322-1992 can only survey a profit every time
Consistent lubricant sample, this for LUBRICATING GREASES enterprise, quality inspection monitoring department and it is large-scale using detection efficiency for unit too
It is low.
Invention content
In view of the above-mentioned problems, the present invention provides harmful ion detection dress in a kind of time saving and energy saving disc type lubricating grease sample
It sets, it, which has, can while be detected, reduce the manpower consumption of operating process to multiple lubricating grease samples, improve detection efficiency
Advantage.
Harmful ion detection device in a kind of disc type lubricating grease sample, including pedestal, Moving plate, quiet disk, column, support column,
Seat, handle, upper plate, lower plate under actuating unit, central gear, gear；Pedestal is placed in by support column on platform, in pedestal
It feels at ease and central gear is housed, the shaft of central gear is connected across pedestal with handle；It is evenly distributed with around central gear several
Seat under gear, seat and central gear intermeshing under gear；More root posts are uniformly arranged on pedestal, Moving plate slidingtype is installed on
On column, the upper end of the column is fixedly connected with quiet disk；Actuating unit is installed on Jing Panshang, and actuating unit is connected with Moving plate；Each tooth
A lower plate is placed on the upper surface of the lower seat of wheel, is provided on the lower surface of Moving plate and the one-to-one upper plate of lower plate.Using this knot
Structure can drive Moving plate to move along a straight line along column, therefore save strength, the person of being conveniently operated by actuating unit；Meanwhile it once setting
Seat under multiple gears is set, and the central gear by being meshed rotates come seat under band moving gear, and then makes lower plate relative to upper plate
Required angle is turned over, therefore can once complete the detection of multiple lubricating grease samples, the time is saved, improves efficiency, and simple in structure,
It is easy to operate.
Preferably, cylindrical hole is offered on Moving plate, Moving plate is set in by cylindrical hole on column, and cylindrical hole and column are
Clearance fit.Using this structure, can not only Moving plate be made to be moved in a straight line along column, but also can ensure the contact between upper plate and lower plate
The stationarity moved between precision and Moving plate and column.
Preferably, actuating unit is hydraulic cylinder, and hydraulic cylinder is disposed vertically, and the front end flange end cap of hydraulic cylinder is upper with quiet disk
Surface is affixed, and the piston rod of hydraulic cylinder passes through quiet disk simultaneously and Moving plate is affixed.Using this structure, hydraulic cylinder power, which transmits, to be stablized, energy
Stabilized driving Moving plate move, ensure detection process it is smooth, stably accomplish.
Preferably, two oil inlet and outlets of hydraulic cylinder are connect with hydraulic control circuit, and oil inlet and outlet is high-pressure side, and one
A oil inlet and outlet is low-pressure end；The connected oil circuit of high-pressure side oil inlet and outlet is equipped with pressure gauge；It is additionally provided in hydraulic control circuit
Overflow valve for the maximum thrust for limiting piston rod.Using this structure, can precisely be controlled in detection process by pressure gauge
Pressure between upper plate processed, lower plate, overflow valve can limit piston rod thrust value, avoid thrust magnitude excessive and damage equipment.
Preferably, Moving plate and pedestal are in the form of annular discs, the plummet center line of hydraulic cylinder, plummet center line, the pedestal of Moving plate
Plummet center line, the plummet center line of quiet disk it is conllinear and parallel to each other with the central axis of column.Using this structure, move
Disk can stablize, swimmingly move along the axis direction of column.
Preferably, the lower surface of Moving plate open up with the one-to-one square groove of seat under gear, and under gear seat upper table
Face also is provided with the square groove with the square groove face on Moving plate.Using this structure, it is easily installed upper plate and lower plate, faster, more preferably
It is tested on ground.
Preferably, seat is installed on by radial thrust bearing on pedestal under gear.Using this structure, radial thrust bearing
Upper surface can carry the axial force that lower plate is transmitted on pinion stand in test.
Preferably, the number of teeth of central gear is the integral multiple of seat number under gear.Using this structure, convenient for seat under gear
Arrangement, installation and adjustment can drive seat under multiple gears, to once complete the inspection of multiple samples simultaneously by central gear
It surveys.
Preferably, support column is two pairs, and two pairs of support columns are symmetricly set on the both sides of handle；And support column is to the water of handle
Flat distance is half of the support column to the distance of base central.Using this structure, the angle of rotation of handle can be limited by support column
Degree so that when handle turns to support column, 30 degree of rotation just, rotational angle is excessive when avoiding testing causes test failure.
Preferably, support column includes cylinder and pin, and cylinder is mounted on the bottom of pedestal by pin.Using this structure,
Support column can be more easily installed, it is easy to operate.
Beneficial effects of the present invention：Seat under multiple gears is once set, drives Moving plate straight along column by actuating unit
Line moves, and once can push multiple upper plates so that the pressure between lower plate and upper plate reaches desired value, then by being meshed in
Heart gear carrys out seat under band moving gear and rotates, and then lower plate is made to turn over required angle relative to upper plate, therefore can once complete multiple
The detection of lubricating grease sample saves the time, improves efficiency, and can reduce the labour that operating personnel use, and simple in structure, operation
It is easily easy；In the present invention, the plummet center line of hydraulic cylinder, the plummet center line of Moving plate, the plummet center line of pedestal, quiet disk
Plummet center line is conllinear, and parallel to each other with the central axis of column, therefore Moving plate can be stablized, swimmingly along the axis of column
Line direction moves, and prevents card resistance occur when detection；The present invention is equipped with pressure gauge on hydraulic control circuit and for limiting piston
The overflow valve of the maximum thrust of bar, therefore the pressure between upper plate, lower plate can be precisely controlled in detection process by pressure gauge
By force, it by overflow valve energy limit thrust value, avoids thrust magnitude excessive and damages equipment；Two pairs of support columns are symmetrical arranged in the present invention
Horizontal distance in the both sides of handle, and support column to handle is half of the support column to the distance of base central, therefore can be led to
Cross the rotational angle of support column limitation handle so that when handle turns to support column, 30 degree of rotation just avoids rotating when experiment
Angle is excessive to cause test failure, simultaneously supports and also reserves sufficient activity space to handle, convenient for passing through when detecting
Seat under handle rotate gear.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 be Fig. 1 in AA to sectional view.
Wherein, 1- pedestals, 2- columns, the quiet disks of 3-, 4- Moving plates, 5- hydraulic cylinders, seat under 6- gears, 7- radial thrust bearings,
8- central gears, 9- handles, 10- support columns, 11- high-pressure side oil inlet and outlets, 12- low-pressure end oil inlet and outlets.
Specific implementation mode
The present invention is further illustrated below in conjunction with the accompanying drawings.
Harmful ion detection device in a kind of disc type lubricating grease sample, it includes pedestal, column, Moving plate, quiet disk, engine
Seat, central gear, handle, upper plate, lower plate, support column under structure, gear；Pedestal is placed in by support column on platform or plane, base
The centre of upper surface of seat is equipped with central gear, seat under several gears is evenly distributed with around central gear, under gear
Seat and central gear intermeshing；The shaft of central gear is stretched out from base bottom, and shaft bottom is connected with handle；Column is pacified
Loaded on pedestal, Moving plate slidingtype is installed on column, and quiet disk is fixed on the upper end of column, and quiet disk is located at the top of Moving plate；
Actuating unit is hydraulic cylinder, and hydraulic cylinder is installed on Jing Panshang, and hydraulic cylinder is connected with Moving plate；Under being equipped on seat under gear
Plate, is equipped with upper plate on the lower surface of Moving plate, and upper plate and the quantity of lower plate, position are corresponding.
In the present embodiment, pedestal is in the form of annular discs, the installation center gear at the center of disk.On the outside of the center of disk
Seat under four gears is installed, seat is evenly distributed on central gear periphery under four gears, and seat is mutually nibbled with central gear under gear
It closes.Seat is installed on by radial thrust bearing on pedestal under gear, and the upper surface of radial thrust bearing carries lower plate when detecting
The axial force being transmitted under gear on seat.Around own axes, (own axes are and disk for seat and central gear under gear
Centerline axis parallel) rotation.The shaft of central gear is stretched out from the lower surface of disk, in the shaft and handle of central gear
Portion connects, and the handle after installation is horizontally oriented.Apply torque to handle, to the shaft of center of rotation gear, in drive
Heart gear rotates, and since seat under gear and central gear engage, and then is rotated with seat under moving gear, so that lower plate is with respect to upper plate
Angle needed for rotation.
The number of teeth of seat selects 48 under gear, and the number of teeth of central gear takes 48, and module selects 1mm.
Below pedestal, two pairs of support columns are symmetrically installed using handle as symmetry axis, support column is propping up apparatus main body
In on platform or desktop, there are enough spatial rotationals to ensure handle between pedestal and platform.Support column includes cylinder and pin
Nail, cylinder are installed on the lower surface of pedestal by pin.Meanwhile support column and handle maintain a certain distance, and support column arrives
The horizontal distance of handle is half of the support column to the distance of base central, to ensure that handle can rotate 30 degree, and then is ensured
Detection smoothly completes.
In the present embodiment, column is two, and column is symmetricly set on pedestal.By on pedestal between column and pedestal
Articulation hole couples, and is fastened by nut, and spring washer is locking.Column is cylindrical.Moving plate is also in the form of annular discs, to distinguish base
, Moving plate is also known as dynamic disk in the present embodiment.Open up symmetrical cylindrical hole on dynamic disk, the size of cylindrical hole, shape and
Column matches.Dynamic disk is set in by cylindrical hole on column, and disk and column clearance fit are moved.Quiet disk in a rectangular parallelepiped shape,
The both ends of quiet disk open up symmetrical articulation hole, and quiet disk is coupled by the articulation hole and column at both ends, then passes through nut fastening, spring
Washer is locking.
Hydraulic cylinder is disposed vertically on the upper surface of quiet disk, and the front end flange of hydraulic cylinder and quiet disk are affixed.The work of hydraulic cylinder
It uses and is threadedly coupled between stopper rod lower end and Moving plate, and use nut is tightened and spring washer is locking.Two disengaging of hydraulic cylinder
Hydraulic fluid port connects with hydraulic control circuit, and one is high-pressure side oil inlet and outlet, another is low-pressure end oil inlet and outlet.Used in the present apparatus
Hydraulic control circuit is common hydraulic control circuit in engineering, is those skilled in the art's general technology, therefore no longer statement in detail herein.
Hydraulic circuit is equipped with overflow valve, and can the maximum thrust of hydraulic cylinder piston rod standard SH/T-0322- be limited in by overflow valve
Pressure as defined in 1992.It is high-pressure oil passage to be connected with high-pressure side oil inlet and outlet, and pressure gauge is installed on high-pressure oil passage, passes through peace
The practical extrapolated pressure of the piston rod of hydraulic cylinder known to the pressure gauge of dress.It is done directly along column direction by Hydraulic Cylinder Moving plate
Line moves.
In the present embodiment, the upper surface of seat opens up square groove under each gear, length × width of square groove be 25mm ×
25mm, and the depth of square groove is less than 10mm.It is respectively mounted a lower plate in each square groove under gear on seat.In the following table of Moving plate
It is opened up on face and the one-to-one square groove of square groove under gear on seat, the square groove specification and the square groove on seat under gear
Specification it is consistent.
The piston rod of hydraulic cylinder downlink under the action of pressure oil pushes Moving plate, makes the upper plate for being placed in Moving plate lower surface and sets
Lower plate under gear above seat contacts and makes to generate about 1.37MPa (14kgf/cm between them2) pressure.Handle and center
Gear connects, and pulling handle can make lower plate rotate required angle relative to upper plate.
The plummet center line of the plummet center line of hydraulic cylinder, the plummet center line of quiet disk, the plummet center line of Moving plate, pedestal
Collinearly, and with the centerline axis parallel of column.Upper plate, lower plate are all made of plastic material and are made.
When being lubricated fat detection using the present apparatus, upper plate and lower plate are respectively implanted to the square groove of seat under Moving plate and gear
In, according to《Lubricating grease harmful ion identification method》(SH/T-0322-1992) require, upper plate, lower plate surface on place it is certain
Measure lubricating grease to be detected.Handle is pulled, the alignment of the side of upper plate and lower plate, alignment are made.Hydraulic cylinder is manipulated, the piston of hydraulic cylinder is made
Bar downlink.When contact reaches 87.5kgf between upper plate and lower board surface, handle is pulled again, keeps plastic plate lower plate opposite
Upper plate rotates 30 °；So that hydraulic cylinder piston rod is increased again, takes out upper plate and lower plate, according to《Lubricating grease harmful ion identification method》
(SH/T-0322-1992) regulation determines cut grade.
Above-described embodiment is to invent preferable embodiment, but embodiments of the present invention are not limited by above-described embodiment
System, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications,
Equivalent substitute mode is should be, is included within the scope of the present invention.
Claims (10)
1. harmful ion detection device in a kind of disc type lubricating grease sample, it is characterised in that：Including pedestal, Moving plate, quiet disk, stand
Seat, handle, upper plate, lower plate under column, support column, actuating unit, central gear, gear；Pedestal is placed in platform by support column
On, the center of pedestal is equipped with central gear, and the shaft of central gear is connected across pedestal with handle；It is uniform around central gear
It is distributed with seat under several gears, seat and central gear intermeshing under gear；More root posts are uniformly arranged on pedestal, Moving plate is slided
Dynamic formula is installed on column, and the upper end of the column is fixedly connected with quiet disk；Actuating unit is installed on Jing Panshang, and actuating unit and Moving plate connect
It connects；A lower plate is placed on the upper surface of seat under each gear, is provided on the lower surface of Moving plate and the one-to-one upper plate of lower plate.
2. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 1, it is characterised in that：On Moving plate
Cylindrical hole is offered, Moving plate is set in by cylindrical hole on column, and cylindrical hole and column are clearance fit.
3. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 1, it is characterised in that：It is described dynamic
Force mechanisms are hydraulic cylinder, and hydraulic cylinder is disposed vertically, and the front end flange end cap of hydraulic cylinder and the upper surface of quiet disk are affixed, hydraulic cylinder
Piston rod passes through quiet disk simultaneously and Moving plate is affixed.
4. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 3, it is characterised in that：Hydraulic cylinder
Two oil inlet and outlets connect with hydraulic control circuit, oil inlet and outlet is high-pressure side oil inlet and outlet, and an oil inlet and outlet is
Low-pressure end oil inlet and outlet；The connected oil circuit of high-pressure side oil inlet and outlet is equipped with pressure gauge；It is additionally provided with and is used in hydraulic control circuit
Limit the overflow valve of the maximum thrust of piston rod.
5. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 3, it is characterised in that：Moving plate and
Pedestal is in the form of annular discs, the plummet center line of hydraulic cylinder, the plummet center line of Moving plate, the plummet center line of pedestal, quiet disk lead
It is conllinear and parallel to each other with the central axis of column to hammer center line into shape.
6. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 1, it is characterised in that：Moving plate
Lower surface open up with the one-to-one square groove of seat under gear, and under gear the upper surface of seat also be provided with it is rectangular on Moving plate
The square groove of slot face.
7. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 1, it is characterised in that：Under gear
Seat is installed on by radial thrust bearing on pedestal.
8. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 1, it is characterised in that：Centre tooth
The number of teeth of wheel is the integral multiple of seat number under gear.
9. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 1, it is characterised in that：Support column
It it is two pairs, two pairs of support columns are symmetricly set on the both sides of handle；And the horizontal distance of support column to handle is support column to pedestal
The half of the distance at center.
10. harmful ion detection device in a kind of disc type lubricating grease sample according to claim 9, it is characterised in that：Support
Column includes cylinder and pin, and cylinder is mounted on the bottom of pedestal by pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006246.4A CN108732087B (en) | 2018-08-30 | 2018-08-30 | Harmful particle detection device among disk lubricating grease sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006246.4A CN108732087B (en) | 2018-08-30 | 2018-08-30 | Harmful particle detection device among disk lubricating grease sample |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108732087A true CN108732087A (en) | 2018-11-02 |
| CN108732087B CN108732087B (en) | 2020-08-11 |
Family
ID=63941755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811006246.4A Expired - Fee Related CN108732087B (en) | 2018-08-30 | 2018-08-30 | Harmful particle detection device among disk lubricating grease sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108732087B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2183347A (en) * | 1985-11-25 | 1987-06-03 | Plint & Partners Ltd | Lubricant testing apparatus |
| CN102944512A (en) * | 2012-11-03 | 2013-02-27 | 中国矿业大学 | Test machine and test method for real-time and dynamic observation of end surface torsion friction and abrasion of friction interface |
| CN103308447A (en) * | 2013-05-31 | 2013-09-18 | 西安交通大学 | Contacting and rubbing device of nano-particle air film static-pressure thrust bearing |
| CN205015336U (en) * | 2015-09-21 | 2016-02-03 | 上海金艺检测技术有限公司 | Lubricated performance testing device of lubricating grease high temperature |
| CN208568551U (en) * | 2018-08-30 | 2019-03-01 | 华南师范大学 | It is a kind of to save laborsaving lubricating grease sample harmful ion detector |
-
2018
- 2018-08-30 CN CN201811006246.4A patent/CN108732087B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2183347A (en) * | 1985-11-25 | 1987-06-03 | Plint & Partners Ltd | Lubricant testing apparatus |
| CN102944512A (en) * | 2012-11-03 | 2013-02-27 | 中国矿业大学 | Test machine and test method for real-time and dynamic observation of end surface torsion friction and abrasion of friction interface |
| CN103308447A (en) * | 2013-05-31 | 2013-09-18 | 西安交通大学 | Contacting and rubbing device of nano-particle air film static-pressure thrust bearing |
| CN205015336U (en) * | 2015-09-21 | 2016-02-03 | 上海金艺检测技术有限公司 | Lubricated performance testing device of lubricating grease high temperature |
| CN208568551U (en) * | 2018-08-30 | 2019-03-01 | 华南师范大学 | It is a kind of to save laborsaving lubricating grease sample harmful ion detector |
Non-Patent Citations (1)
| Title |
|---|
| 石油化工科学研究院: "《SH/T 0322-92 润滑脂有害粒子鉴定法》", 20 May 1992 * |
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| CN108732087B (en) | 2020-08-11 |
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Granted publication date: 20200811 |