CN108387509A - Rub force checking device under a kind of hot conditions - Google Patents
Rub force checking device under a kind of hot conditions Download PDFInfo
- Publication number
- CN108387509A CN108387509A CN201810100765.0A CN201810100765A CN108387509A CN 108387509 A CN108387509 A CN 108387509A CN 201810100765 A CN201810100765 A CN 201810100765A CN 108387509 A CN108387509 A CN 108387509A
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- Prior art keywords
- friction
- thermal insulation
- insulation layer
- screw
- spring leaf
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/02—Measuring coefficient of friction between materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses the force checking device that rubs under a kind of hot conditions, which includes friction sample hold assembly, heat insulating member, friction measurement component and fixed component.The friction sample hold assembly is for clamping friction sample and ensures device other component far from sample under high temperature；The heat insulating member is used to fall the thermal isolation that friction sample hold assembly conduction comes up；The friction measurement component is used to provide the condition and equipment of acquisition frictional force；Fixed component is used to fix the force checking device that rubs under the hot conditions and with other motions be connected.The force checking device that rubs under hot conditions provided by the invention can ensure the safety measured and accuracy under worst hot case, the frictional force detection under the conditions of multi-direction and multi-motion mode can be achieved, and various motions can be adapted to by the fixed component, have the characteristics that multi-functional, precision is high, safety is good.
Description
Technical field
The present invention relates to frictional force detection techniques, in particular to rubbing under hot conditions and under Different Exercise Mode
Wipe force checking device.
Background technology
In recent years, Aeronautics and Astronautics career development in China's is rapid, to adapt to the fields such as China's Aeronautics and Astronautics high-tech technology
Development, people have comparable raising to the understanding of high temperature friction, under high temperature environment especially with high-end mechanical equipment
Bad working environments it is more and more common, current friction test be not limited solely to metal material test, occur for difference
The friction condition experiment of material, otherwise limit operating condition, such as hot conditions and fully loaded transportation condition, while needing sample material
It can replace, and need that two axis or Triazial friction test platform is coordinated to load, move, the friction force checking device of reasonable design,
The type of friction test can be enriched.
Invention content
The object of the invention is exactly to provide frictional force detection dress under a kind of hot conditions to make up the defect of prior art
It sets.The device can measure frictional force under worst hot case, have loading range big, can coordinate the spy of a variety of planar motions
Point.
The purpose of the present invention can be achieved through the following technical solutions：
Rub force checking device, including friction sample hold assembly, heat insulating member, friction measurement under a kind of hot conditions
Component and fixed component, the friction sample hold assembly include ER collets, ER extension rods and extension Rod clamp, wherein ER
Grips sample tightens fixation by screw thread and the ER extension rods of nut, and the extension Rod clamp is embraced by lock-screw
The tight ER extension rods, and be connected with the bakelite thermal insulation layer of heat insulating member by attachment screw A；
The heat insulating member includes upper and lower retainer plate and bakelite thermal insulation layer, and the bakelite thermal insulation layer end flat leads to respectively
Cross the three-jaw spring leaf that attachment screw B connect with the upper and lower retainer plate, and installed on grip friction power measuring part；
Described in the friction measurement component include three-jaw spring leaf, sensor terminal pad, three-jaw spring leaf fix disk and
Force snesor, the three-jaw spring leaf are connect by the lower circle of the upper and lower retainer plate with the bakelite thermal insulation layer, excessively heavy
Under the experimental condition of load, increases a three-jaw spring leaf and connected by the upper and lower retainer plate and the bakelite thermal insulation layer
It connects, is further added by an additional fixed disk and fixes；
The fixed component includes recessed disk connecting plate and stationary fixture, and the recessed disk connecting plate passes through attachment screw D and company
Recessed disk on fishplate bar is connected with the force snesor together, and the recessed disk connecting plate of band passes through attachment screw C and stationary fixture
Connection, stationary fixture clamp the force snesor by pinching screw, and stationary fixture by attachment screw E to rub with the external world
Testing stand is wiped to be connected.
Beneficial effects of the present invention：Rubbing force checking device under hot conditions provided by the invention can be under worst hot case
Ensure the safety and the accuracy that measure, it can be achieved that the frictional force under the conditions of multi-direction and multi-motion mode detects, and can
To be adapted to various motions by the fixed component, have the characteristics that multi-functional, precision is high, safety is good.
Description of the drawings
Fig. 1 is the overall structure diagram of apparatus of the present invention；
Fig. 2 is the structural schematic diagram of friction sample hold assembly of the present invention；
Fig. 3 is the structural schematic diagram of heat insulating member of the present invention；
Fig. 4 is the structural schematic diagram of friction measurement component of the present invention；
Fig. 5 is fixed component structural schematic diagram of the present invention.
Fig. 6 is the recessed dish structure schematic diagram of the present invention.
In figure：1- friction sample hold assemblies, 2- heat insulating members, 3- friction measurement components, 4- fixed components, 11- spiral shells
Cap, 12-ER collets, 13-ER extension rods, 14- extend Rod clamp, and 15- lock-screws, 16- attachment screws A, 21- are solid above and below
Fixed circle, 22- bakelite thermal insulation layers, 23- attachment screws B, 31- three-jaw spring leaf fix disk, 32- three-jaw spring leafs, and 33- sensors connect
Disk is connect, 34- force snesors, 41- stationary fixtures, 42- is with recessed disk connecting plate, 43- attachment screws C, 44- attachment screw D, 45- folder
Tight screw, the recessed disks of 46- attachment screws E, 47-, the additional fixed disks of 51-.
Specific implementation mode
Present invention is further described in detail in the following with reference to the drawings and specific embodiments.
Referring to Fig. 1-6, rub force checking device, including friction sample hold assembly 1, heat insulating member under a kind of hot conditions
2, friction measurement component 3 and fixed component 4, the friction sample hold assembly 1 include ER collets 12,13 and of ER extension rods
Extend Rod clamp 14, sample is clamped in wherein ER collets 12, and fixation is tightened by the screw thread and ER extension rods 13 of nut 11, described
Extend Rod clamp 14 and the ER extension rods 13 are held tightly by lock-screw 15, and passes through attachment screw A16 and heat insulating member 2
Bakelite thermal insulation layer 22 is connected；
The heat insulating member 2 includes upper and lower retainer plate 21 and bakelite thermal insulation layer 22,22 end flat of bakelite thermal insulation layer
It is respectively mounted by engaging bolts the three-jaw that B23 connect with the upper and lower retainer plate 21, and installed on grip friction power measuring part 3
Spring leaf 32；
It is fixed including three-jaw spring leaf 32, sensor terminal pad 33, three-jaw spring leaf described in the friction measurement component 3
Disk 31 and force snesor 34, lower circle and the bakelite thermal insulation layer of the three-jaw spring leaf 32 by the upper and lower retainer plate 21
22 connections increase a three-jaw spring leaf 32 and pass through the upper and lower retainer plate 21 under the experimental condition of excessive heavy duty
It is connect with the bakelite thermal insulation layer 22, is further added by an additional fixed disk 51 and fixes；
The fixed component 4 includes recessed disk connecting plate 42 and stationary fixture 41, and the recessed disk connecting plate 42 is by connecting spiral shell
Recessed disk 47 on nail D44 and connecting plate is connected with the force snesor 34 together, and the recessed disk connecting plate of the band 42 passes through connection
Screw C43 is connect with stationary fixture 41, and stationary fixture 41 clamps the force snesor 34, and geometrical clamp by pinching screw 45
Tool 41 is by attachment screw E46 to be connected with extraneous friction test platform.
The use principle of present invention friction force checking device is as follows：
First, sample holder part is the part of the material sample different with size to be clamped, including ER collets 12, ER extend
Sample is clamped in bar 13, nut 11 and extension Rod clamp 14, the ER collets 12, passes through the screw thread of the nut 11 and the ER
Extension rod 13 tightens fixation, and the extension Rod clamp 14 holds the ER extension rods tightly by lock-screw 15, and passes through connection
Screw A-16 is connected with the bakelite thermal insulation layer 22 of insulating portion.
Heat insulating member is the part for completely cutting off the heat on the sample holder partial conductance, including upper and lower retainer plate
21 and bakelite thermal insulation layer 22,22 end flat of bakelite thermal insulation layer be respectively mounted by engaging bolts B-23 and the upper and lower fixation
21 connection of circle, and grip friction power measures the three-jaw spring leaf 32 of part.
Friction measurement component is the core of whole device, including three-jaw spring leaf 32, sensor terminal pad 33, three
Latch spring piece fixes disk 31 and force snesor 34, the three-jaw spring leaf 32 are heat-insulated with the bakelite by the lower retainer plate 21
Layer 6 connects, and under the experimental condition of excessive heavy duty, can increase a three-jaw spring leaf 32 and by fixed circle
21 connect with the bakelite thermal insulation layer 22, are further added by an additional fixed disk 51 and fix.
Fixed component is the component for fixing entire working portion, including with recessed disk upper mounted plate 42 and stationary fixture
41, the recessed disk fixed plate 42 of band is connected by attachment screw D44 with the force snesor 34, the recessed disk upper mounted plate of band
42 connect in such a way that attachment screw C43 is connected and clamped with stationary fixture 41, and recessed disk 47 can be in the test bar of heavy duty
The stability that the triaxial force sensor 11 is kept under part, to improve measurement precision, stationary fixture 41 can pass through clamping
The mode that screw 45 clamps the force snesor 34 further increases the performance of device under the conditions of heavy-duty test, and stationary fixture
41 by attachment screw E46 to be connected with friction test platform, complete various plane motion friction modes.
Above content is only citing made for the present invention and explanation, affiliated those skilled in the art are to being retouched
The specific embodiment stated does various modifications or additions or substitutes by a similar method, as long as it does not deviate from the concept of invention
Or beyond the scope defined by this claim, it is within the scope of protection of the invention.
Claims (1)
1. rub force checking device under a kind of hot conditions, including friction sample hold assembly (1), heat insulating member (2), frictional force
Measuring part (3) and fixed component (4), which is characterized in that
The friction sample hold assembly (1) include ER collets (12), ER extension rods (13) and extend Rod clamp (14),
Sample is clamped in middle ER collets (12), tightens fixation by screw thread and the ER extension rods (13) of nut (11), the extension rod clamps
Part (14) holds the ER extension rods (13) tightly by lock-screw (15), and passes through attachment screw A (16) and heat insulating member (2)
Bakelite thermal insulation layer (22) is connected；
The heat insulating member (2) includes upper and lower retainer plate (21) and bakelite thermal insulation layer (22), bakelite thermal insulation layer (22) both ends
Plane is respectively mounted by engaging bolts B (23) and is connect with the upper and lower retainer plate (21), and on grip friction power measuring part (3)
The three-jaw spring leaf (32) of installation；
The friction measurement component (3) is described solid including three-jaw spring leaf (32), sensor terminal pad (33), three-jaw spring leaf
Price fixing (31) and force snesor (34), the three-jaw spring leaf (32) by the lower circle of the upper and lower retainer plate (21) with it is described
Bakelite thermal insulation layer (22) connects, and under the experimental condition of excessive heavy duty, increases a three-jaw spring leaf (32) and passes through institute
It states upper and lower retainer plate (21) to connect with the bakelite thermal insulation layer (22), it is fixed to be further added by an additional fixed disk (51)；
The fixed component (4) includes recessed disk connecting plate (42) and stationary fixture (41), and the recessed disk connecting plate (42) passes through company
The recessed disk (47) connect on screw D (44) and connecting plate is connected with the force snesor (34) together, the recessed disk connecting plate of band
(42) it is connect with stationary fixture (41) by attachment screw C (43), stationary fixture (41) passes through described in pinching screw (45) clamping
Force snesor (34), and stationary fixture (41) by attachment screw E (46) to be connected with extraneous friction test platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810100765.0A CN108387509B (en) | 2018-02-01 | 2018-02-01 | Friction force detection device under high temperature condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810100765.0A CN108387509B (en) | 2018-02-01 | 2018-02-01 | Friction force detection device under high temperature condition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108387509A true CN108387509A (en) | 2018-08-10 |
| CN108387509B CN108387509B (en) | 2020-09-04 |
Family
ID=63074855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810100765.0A Active CN108387509B (en) | 2018-02-01 | 2018-02-01 | Friction force detection device under high temperature condition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108387509B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111380749A (en) * | 2020-04-10 | 2020-07-07 | 兰州华汇仪器科技有限公司 | Anti-deformation sintering clamp for detection piece, assembly and disassembly kit and assembly and disassembly method thereof |
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|---|---|---|---|---|
| SU991259A1 (en) * | 1981-08-20 | 1983-01-23 | Уфимский авиационный институт им.Орджоникидзе | Device for testing materials for wear and friction under high temperatures |
| DD155555B1 (en) * | 1980-12-19 | 1986-11-05 | Heinrich Hans Juergen | WEAR TESTING MACHINE FOR SLIDING TESTING UNDER INCREASED TEMPERATURES |
| SU1442873A1 (en) * | 1987-01-27 | 1988-12-07 | Институт проблем сверхпластичности металлов АН СССР | Arrangement for testing materials for friction and wear at high temperatures |
| JPH04215039A (en) * | 1990-12-12 | 1992-08-05 | Yokohama Rubber Co Ltd:The | Friction testing machine |
| CN2780400Y (en) * | 2005-03-30 | 2006-05-17 | 长春数控机床有限公司 | Full electric friction welding machine |
| CN201913265U (en) * | 2011-01-09 | 2011-08-03 | 无锡银联机械有限公司 | Elastic clamping device for two ends of long hole |
| CN103364296A (en) * | 2013-07-22 | 2013-10-23 | 嘉兴职业技术学院 | High temperature friction wear testing machine |
| CN103528945A (en) * | 2013-09-27 | 2014-01-22 | 清华大学 | Friction measurement device |
| CN105699181A (en) * | 2015-12-16 | 2016-06-22 | 中国人民解放军第五七九工厂 | Inner wall self-locking overall pipe high-temperature tension test clamp |
| CN205437203U (en) * | 2016-03-05 | 2016-08-10 | 浙江金驰机械有限公司 | Expansion chuck |
| CN106404579A (en) * | 2016-10-17 | 2017-02-15 | 华南理工大学 | Friction-wear testing machine capable of realizing variable gravity orientation and testing method |
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2018
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| SU1442873A1 (en) * | 1987-01-27 | 1988-12-07 | Институт проблем сверхпластичности металлов АН СССР | Arrangement for testing materials for friction and wear at high temperatures |
| JPH04215039A (en) * | 1990-12-12 | 1992-08-05 | Yokohama Rubber Co Ltd:The | Friction testing machine |
| CN2780400Y (en) * | 2005-03-30 | 2006-05-17 | 长春数控机床有限公司 | Full electric friction welding machine |
| CN201913265U (en) * | 2011-01-09 | 2011-08-03 | 无锡银联机械有限公司 | Elastic clamping device for two ends of long hole |
| CN103364296A (en) * | 2013-07-22 | 2013-10-23 | 嘉兴职业技术学院 | High temperature friction wear testing machine |
| CN103528945A (en) * | 2013-09-27 | 2014-01-22 | 清华大学 | Friction measurement device |
| CN105699181A (en) * | 2015-12-16 | 2016-06-22 | 中国人民解放军第五七九工厂 | Inner wall self-locking overall pipe high-temperature tension test clamp |
| CN205437203U (en) * | 2016-03-05 | 2016-08-10 | 浙江金驰机械有限公司 | Expansion chuck |
| CN106404579A (en) * | 2016-10-17 | 2017-02-15 | 华南理工大学 | Friction-wear testing machine capable of realizing variable gravity orientation and testing method |
Non-Patent Citations (1)
| Title |
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| 徐志栋 等: ""航天轴承在较高温度下摩擦力矩特性的试验研究"", 《润滑与密封》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111380749A (en) * | 2020-04-10 | 2020-07-07 | 兰州华汇仪器科技有限公司 | Anti-deformation sintering clamp for detection piece, assembly and disassembly kit and assembly and disassembly method thereof |
| CN111380749B (en) * | 2020-04-10 | 2023-03-31 | 兰州华汇仪器科技有限公司 | Anti-deformation sintering clamp for detection piece, assembly and disassembly kit and assembly and disassembly method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108387509B (en) | 2020-09-04 |
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