CN110303414A - A kind of fatigue coupon axial direction burnishing device and its application method - Google Patents
A kind of fatigue coupon axial direction burnishing device and its application method Download PDFInfo
- Publication number
- CN110303414A CN110303414A CN201910585637.4A CN201910585637A CN110303414A CN 110303414 A CN110303414 A CN 110303414A CN 201910585637 A CN201910585637 A CN 201910585637A CN 110303414 A CN110303414 A CN 110303414A
- Authority
- CN
- China
- Prior art keywords
- coupon
- tired
- axial
- clamp assemblies
- axial movement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/04—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for rotationally symmetrical workpieces, e.g. ball-, cylinder- or cone-shaped workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
- B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention proposes a kind of tired coupon axial direction burnishing device, including support component, axial movement component, clamp assemblies and polishing assembly, axial movement component and polishing assembly are installed in support component, clamp assemblies are installed on axial movement component, clamp assemblies axial movement is driven by axial movement component, tired coupon is placed on clamp assemblies, and polishing assembly is corresponding with clamp assemblies position, carries out axial polishing treatment to tired coupon by polishing assembly;Axial movement component includes supporting plate, axial guidance, is axially moved driving mechanism, axial guidance and axial movement driving mechanism are installed in support component, supporting plate is installed on axial guidance, and it can be moved along axial guidance, driving mechanism is axially moved to be connected with supporting plate, drive supporting plate mobile by axial movement driving mechanism, clamp assemblies are installed on supporting plate;The plant bulk is small and exquisite, and structure is simple, easy to operate, and polishing efficiency is high, can quickly, effectively realize the axial polishing treatment of tired coupon.
Description
Technical field
The present invention relates to the machining of metal material axial fatigue coupon and process for treating surface, more particularly to one kind are tired
Labor coupon axial direction burnishing device and its application method.
Background technique
The test of Metal Material Fatigue performance is with research for numerous heavy including Aeronautics and Astronautics, automobile, ship etc.
Industrial circle is wanted to be of great significance.Fatigue is a kind of pair of material surface quality and the highly sensitive failure mode of state, therefore
It needs special low stress polishing process to carry out guarantee test part surface residual stress range and is in low-stress state, and axial surface
Roughness is sufficiently low.Currently, the relevant enterprise standard of external aero-engine manufacturer is (for example, GE P1TF79, MSRR
9968, SNECMA etc.) it is required to testing fatigue testpieces and has to pass through axial polishing treatment.NADCAP AC Checklist
It is made that similar regulation (including AC Checklist 7101/3 and AC Checklist 7101/7).Metal material axial fatigue
The correlation of test is international and domestic standard, (for example, ASTM-E466, GB/T 3075 etc.) also require testpieces to be machined process
Last procedure must axially be polished along sample, until sample axial surface roughness is not more than Ra0.2 μm.It is existing
There are the great number of issues such as bulky, structure is complicated, with high costs, polishing efficiency is low for tired coupon axial direction burnishing device.Therefore,
It is necessary to the tired coupon axial direction burnishing devices of development of new, to overcome drawbacks described above.
Summary of the invention
The object of the present invention is to provide a kind of tired coupon axial direction burnishing device and its application methods, to simplify structure, just
In operation, polishing efficiency is promoted.
The present invention is that technical solution used by solving its technical problem is:
A kind of fatigue coupon axial direction burnishing device, including support component, axial movement component, clamp assemblies and polishing group
Part, axial movement component and polishing assembly are installed in support component, and clamp assemblies are installed on axial movement component, by axial direction
Moving assembly drives clamp assemblies axial movement, and tired coupon is placed on clamp assemblies, polishing assembly and clamp assemblies position pair
It answers, axial polishing treatment is carried out to tired coupon by polishing assembly;
Specifically,
Axial movement component includes supporting plate, axial guidance, is axially moved driving mechanism, and axial guidance and axial movement drive
Mechanism is installed in support component, and supporting plate is installed on axial guidance, and can be moved along axial guidance, and driving mechanism is axially moved
It is connected with supporting plate, drives supporting plate mobile by axial movement driving mechanism, clamp assemblies are installed on supporting plate;
Axial guidance both ends are individually fixed in support component, and guide block, guide block and axial direction are respectively equipped on each axial guidance
Rail shapes adaptation, each guide block are both secured to supporting plate bottom surface, move supporting plate plate can by guide block along axial guidance;
Clamp assemblies include strap, mobile clamping plate and adjust guide rail, strap and the fixed peace of adjusting guide rail
Loaded on supporting plate top surface, mobile clamping plate, which is installed in, to be adjusted on guide rail, and can be moved along guide rail is adjusted, and guide rail and axial movement group are adjusted
The axial guidance of part is parallel to each other, and tired coupon is placed between strap and mobile clamping plate;
Slowspeed machine and chuck are installed on strap, the power output shaft of slowspeed machine is connect with chuck;
Mobile clamping plate is installed with thimble towards chuck side, and mobile clamping plate bottom, which has, adjusts guide bracket, adjusts guide bracket and adjusts
Rail shapes adaptation is saved, mobile clamping plate is moved along guide rail is adjusted by the adjusting guide bracket, adjusts in guide bracket and be installed with tight fixed bolt,
Guide bracket can will be adjusted to be fixed on adjusting guide rail;
Tired coupon one end is clamped on chuck, and the other end is withstood by thimble, adjusts the tight fixed bolt locking on guide bracket
Afterwards, thimble position is fixed, and drives chuck, tired coupon and thimble common rotation by slowspeed machine;
Polishing assembly includes gantry support, rubbing head and preloading spring, and gantry support is by a crossbeam and two root posts
Composition, crossbeam are across above clamp assemblies and support component, and rubbing head is connected on crossbeam by preloading spring, below face
Gauge length fragment position among tired coupon;
The two root posts of gantry support are inserted into support component respectively, can move up and down the height for adjusting gantry support;
Being axially moved driving mechanism can be used the reciprocating mechanisms such as crank link mechanism, in one embodiment of the present of invention
In, being axially moved driving mechanism includes high-speed motor, crank, connecting rod and sliding block, and high-speed motor is fixed in support component,
Power output shaft is fixedly connected with crank, and power output shaft and the axial guidance of high-speed motor are mutually perpendicular to, and crank is located at axial
Below guide rail, the axis of axis and axial guidance is generally aligned in the same plane, and drives crank rotation by high-speed motor, crank end with
Link rotatable connection, is back and forth shaken by crank handle turns connecting rod, and connecting rod end and sliding block are rotatablely connected, and sliding block is fixed on supporting plate bottom
Face is moved back and forth by connecting rod band movable slider and supporting plate;
In one embodiment of the invention, support component includes a pair of lateral fagging, a pair of axial fagging and one piece of bottom
Plate is parallel to each other between lateral fagging, is fixed on bottom plate, and is mutually perpendicular to the axial guidance of axial movement component, axis
Direction guiding rail both ends are individually fixed in lateral fagging inner wall;
It is parallel to each other, is fixed on bottom plate between axial fagging, and be mutually perpendicular to lateral fagging, on the outside of axial fagging
It is installed with inserting groove, inserting groove is adapted to the column of gantry support, and inserting groove outer wall is installed with positioning bolt.
The application method of above-mentioned fatigue coupon axial direction burnishing device, comprising the following steps:
(1) tired coupon one end is clipped on chuck;
(2) it moves mobile clamping plate along guide rail is adjusted, until thimble withstands the tired coupon other end, it is solid to screw tight fixed bolt
Surely the position of clamping plate is moved;
(3) gantry support is moved down, until rubbing head is pressed in the surface of gauge length section among tired coupon by preloading spring
On, screw the height of the fixed gantry support of positioning bolt;
(4) start high-speed motor, tired coupon is made to carry out axial high speed linear reciprocating motion;
(5) start slowspeed machine, tired coupon is made to carry out circumferential low-speed rotation;
(6) after the completion of polishing, successively stop high-speed motor and slowspeed machine, unclamp positioning bolt, move up gantry support, pine
Tight fixed bolt is opened, mobile clamping plate is moved back, thimble and tired coupon is detached from, removes tired coupon, check tired coupon surface
Roughness and residual stress, meet the requirements, and terminate to polish, and step (1)~(5) are repeated if being unsatisfactory for requiring, and want until meeting
It asks.
In the present invention, the fatigue coupon is cylindrical body, and cylindricity tolerance is not more than 0.01mm in cylindrical body length range,
It is not more than Ra1.6 μm before the polishing of cylindrical face surface roughness, Ra0.2 μm is not more than after polishing;
The revolving speed of the high-speed motor is not less than 600r/min;
The revolving speed of the slowspeed machine is not higher than 5r/min;
The slowspeed machine, chuck, tired coupon and the whole of thimble composition are better than 0.005mm/ in axial concentricity
mm。
The present invention has the advantages that
1. the fatigue coupon axial direction burnishing device converts folder for the continuous rotation of high-speed motor using slider-crank mechanism
The axial high speed linear reciprocating motion of component is held, while driving tired coupon slow between chuck and thimble using slowspeed machine
The axial high speed of the tired coupon back and forth compound motion with circumferential low speed rotation is easily realized in rotation, quick in conjunction with rubbing head
Realize that tired coupon axially polishes;
2. by adjusting gantry support height combination preloading spring, simplicity, quickly adjustment rubbing head and tired coupon
Contact force;
3. multiple stations are arranged, the axial polishing treatment of multiple tired coupons can be carried out simultaneously, and polishing efficiency significantly improves;
4. the plant bulk is small and exquisite, structure is simple, easy to operate, and operation and maintenance is low in cost, and polishing efficiency is high, for
Quickly, effectively realize that the axial polishing treatment of tired coupon has very high practical value.
Detailed description of the invention
Fig. 1 is the top structure schematic diagram of tired coupon axial direction burnishing device proposed by the present invention;
Fig. 2 is the bottom substance schematic diagram of the fatigue coupon axial direction burnishing device;
Fig. 3 is the structural schematic diagram of support component.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Diagram and specific embodiment are closed, the present invention is further explained.
Embodiment 1:
As shown in FIG. 1 to 3, tired coupon axial direction burnishing device proposed by the present invention includes support component, axial movement
Component, clamp assemblies and polishing assembly, axial movement component and polishing assembly are installed in support component, clamp assemblies installing
In on axial movement component, clamp assemblies axial movement is driven by axial movement component, tired coupon is placed on clamp assemblies, is thrown
Optical assembly is corresponding with clamp assemblies position, carries out axial polishing treatment to tired coupon by polishing assembly;
Specifically, axial movement component includes supporting plate 1, axial guidance 2, is axially moved driving mechanism.Axial guidance 2 and axis
It is installed in support component to motion driving mechanism, supporting plate 1 is installed on axial guidance 2, and can be moved along axial guidance 2, axis
It is connected to motion driving mechanism with supporting plate 1, drives supporting plate 1 mobile by axial movement driving mechanism, clamp assemblies are installed in supporting plate 1
On;
2 both ends of axial guidance are individually fixed in support component, and guide block 3, guide block 3 and axis are respectively equipped on axial guidance 2
2 shape adaptation of direction guiding rail, guide block 3 is fixed on 1 bottom surface of supporting plate, and can move along axial guidance 2;
Being axially moved driving mechanism includes high-speed motor 4, crank 5, connecting rod 6 and sliding block 7.High-speed motor 4 is fixed on branch
On support component, power output shaft is fixedly connected with crank 5, and the power output shaft and axial guidance 2 of high-speed motor 4 mutually hang down
Directly, crank 5 is located at 2 lower section of axial guidance, and the axis of axis and axial guidance 2 is generally aligned in the same plane, is driven by high-speed motor 4
Crank 5 rotates, and 5 end of crank and connecting rod 6 are rotatablely connected, and drives connecting rod 6 to move back and forth by crank 5,6 end of connecting rod and sliding block 7
Rotation connection, sliding block 7 are fixed on 1 bottom surface of supporting plate, are moved back and forth by connecting rod 6 with movable slider 7 and supporting plate 1;
Clamp assemblies include strap 8, mobile clamping plate 9, adjust guide rail 10, and strap 8 and adjusting guide rail 10 are solid
Dingan County is loaded on 1 top surface of supporting plate, and mobile clamping plate 9, which is installed in, to be adjusted on guide rail 10, and can move along guide rail 10 is adjusted.Adjust guide rail 10
It is parallel to each other with the axial guidance 2 of axial movement component, tired coupon 11 is placed between strap 8 and mobile clamping plate 9;
Slowspeed machine 14 is installed on strap 8, the power output shaft of slowspeed machine 14 is connect with chuck 12;
Mobile clamping plate 9 is installed with thimble 13 towards 12 side of chuck, and bottom, which has, adjusts guide bracket 15, adjusts guide bracket 15 and adjusts
10 shape adaptation of guide rail is saved, mobile clamping plate 9 can move along guide rail 10 is adjusted by adjusting guide bracket 15, adjust and be installed on guide bracket 15
Tight fixed bolt 16 can will adjust guide bracket 15 and be fixed on adjusting guide rail 10;
Tired 11 one end of coupon is clamped on chuck 12, and the other end is withstood by thimble 13, and then locking adjusts guide bracket 15
On tight fixed bolt 16, fixed 13 position of thimble, slowspeed machine 14 drives chuck 12, tired coupon 11 and thimble 13 to turn jointly
It is dynamic;
Support component includes a pair of lateral fagging 19, a pair of axial fagging 20 and one piece of bottom plate 25, between lateral fagging 19
It is parallel to each other, is fixed on bottom plate 25, and be mutually perpendicular to the axial guidance 2 of axial movement component, 2 both ends of axial guidance point
It is not fixed on lateral 19 inner wall of fagging;
It is parallel to each other, is fixed on bottom plate 25 between axial fagging 20, and be mutually perpendicular to lateral fagging 19, it is axial to support
It is installed with inserting groove 22 on the outside of plate 20, is installed with positioning bolt 23 on 22 outer wall of inserting groove;
Polishing assembly includes gantry support, rubbing head 18 and preloading spring 24, and gantry support has a crossbeam 17 and two
Column 21 forms, and crossbeam 17 is across above clamp assemblies and support component, and rubbing head 18 is connected to cross by preloading spring 24
On beam 17, gauge length fragment position among tired coupon below face;
The two root posts 21 of gantry support are inserted into respectively in the inserting groove 22 in 20 outside of support component axial direction fagging, can be upper and lower
It is mobile to adjust gantry support height;
It adjusts gantry support height and is withstood among tired coupon on the surface of gauge length section to rubbing head 18 by preloading spring 24,
Positioning bolt 23 on 20 outside inserting groove of locking support component axial direction fagging, 22 outer wall, fixed gantry support height, by polishing
The first 18 pairs intermediate gauge length section surfaces of tired coupon 11 being placed on clamp assemblies carry out axial polishing treatment.
The application method of above-mentioned fatigue coupon axial direction burnishing device, comprising the following steps:
(1) tired 11 one end of coupon is clipped on chuck 12;
(2) it moves mobile clamping plate 9 along guide rail 10 is adjusted, until thimble 13 withstands tired 11 other end of coupon, screws tight
Determine the position of the fixed mobile clamping plate 9 of bolt 16;
(3) gantry support is moved down, until rubbing head 18 is pressed in the intermediate gauge length section of tired coupon 11 by preloading spring 24
Surface on, screw the height of the fixed gantry support of positioning bolt 23;
(4) start high-speed motor 4, tired coupon 11 is made to carry out axial high speed linear reciprocating motion;
(5) start slowspeed machine 14, tired coupon 11 is made to carry out circumferential low-speed rotation;
(6) after the completion of polishing, successively stop high-speed motor 4 and slowspeed machine 14, unclamp positioning bolt 23, move up gantry branch
Frame unclamps tight fixed bolt 16, moves back mobile clamping plate 9, is detached from thimble 13 and tired coupon 11, removes tired coupon 11, check
The roughness and residual stress on tired 11 surface of coupon, meet the requirements, terminate to polish, and repeat step (1) if being unsatisfactory for requiring
~(5), until meeting the requirements.
In the present embodiment, the fatigue coupon 11 is cylindrical body, and cylindricity tolerance is not more than in cylindrical body length range
0.008mm is Ra1.2 μm before the polishing of cylindrical face surface roughness, is Ra0.15 μm after polishing;
The revolving speed of the high-speed motor 4 is 650r/min;
The revolving speed of the slowspeed machine 14 is 2r/min;
The whole concentricity in axial direction that the slowspeed machine 14, chuck 12, tired coupon 11 and thimble 13 form is better than
0.003mm/mm。
The fatigue coupon axial direction burnishing device converts fatigue for the continuous rotation of high-speed motor using slider-crank mechanism
The axial high speed of coupon moves back and forth, and realizes and polishes to the axial direction of tired coupon;Tired coupon is driven using slowspeed machine simultaneously
It is slowly rotated between chuck and thimble, the adjustment of realization degree fatigue coupon circumferential position, so that rubbing head is to entire tired coupon
Surface is processed by shot blasting;The plant bulk is small and exquisite, and structure is simple, and easy to operate working service is low in cost, and polishing efficiency is high,
There is very high practical value for quick, effective axial polishing treatment for realizing tired coupon.
Embodiment of above only technical concepts and features to illustrate the invention, its object is to allow those skilled in the art
Member understands the contents of the present invention and is implemented, and it is not intended to limit the scope of the present invention, all spiritual according to the present invention
The equivalent change or modification that essence is done, should be covered by the scope of protection of the present invention.
Claims (4)
1. a kind of fatigue coupon axial direction burnishing device, it is characterised in that:
Including support component, axial movement component, clamp assemblies and polishing assembly, axial movement component and polishing assembly are installed
In in support component, clamp assemblies are installed on axial movement component, drive clamp assemblies axial movement by axial movement component,
Tired coupon is placed on clamp assemblies, and polishing assembly is corresponding with clamp assemblies position, carries out axis to tired coupon by polishing assembly
To polishing treatment;
Axial movement component includes supporting plate, axial guidance, is axially moved driving mechanism, axial guidance and axial movement driving mechanism
It is installed in support component, supporting plate is installed on axial guidance, and can be moved along axial guidance, and driving mechanism and support are axially moved
Plate linking drives supporting plate mobile by axial movement driving mechanism, and clamp assemblies are installed on supporting plate;
Axial guidance both ends are individually fixed in support component, and guide block, guide block and axial guidance are respectively equipped on each axial guidance
Shape adaptation, each guide block are both secured to supporting plate bottom surface, move supporting plate plate can by guide block along axial guidance.
2. a kind of tired coupon axial direction burnishing device according to claim 1, it is characterised in that:
Clamp assemblies include strap, mobile clamping plate and adjust guide rail, and strap and adjusting guide rail are fixedly installed in
Supporting plate top surface, mobile clamping plate, which is installed in, to be adjusted on guide rail, and can be moved along guide rail is adjusted, and is adjusted guide rail and is moved axially component
Axial guidance is parallel to each other, and tired coupon is placed between strap and mobile clamping plate;
Slowspeed machine and chuck are installed on strap, the power output shaft of slowspeed machine is connect with chuck;
Mobile clamping plate is installed with thimble towards chuck side, and mobile clamping plate bottom, which has, adjusts guide bracket, adjusts guide bracket and leads with adjusting
Rail shape adaptation, mobile clamping plate are moved along guide rail is adjusted by the adjusting guide bracket, adjust in guide bracket and be installed with tight fixed bolt, can be by
Guide bracket is adjusted to be fixed on adjusting guide rail;
Tired coupon one end is clamped on chuck, and the other end is withstood by thimble, after adjusting the tight fixed bolt locking on guide bracket, top
Pin position is fixed, and drives chuck, tired coupon and thimble common rotation by slowspeed machine.
3. a kind of tired coupon axial direction burnishing device according to claim 1, it is characterised in that:
Polishing assembly includes gantry support, rubbing head and preloading spring, and gantry support is made of a crossbeam and two root posts,
Crossbeam is across above clamp assemblies and support component, and rubbing head is connected on crossbeam by preloading spring, fatigue below face
Gauge length fragment position among coupon;
The two root posts of gantry support are inserted into support component respectively, can move up and down the height for adjusting gantry support.
4. the application method of tired coupon axial direction burnishing device according to claim, which is characterized in that including following step
It is rapid:
(1) tired coupon one end is clipped on chuck;
(2) it moves mobile clamping plate along guide rail is adjusted, until thimble withstands the tired coupon other end, screws that tight fixed bolt is fixed to be moved
The position of dynamic clamping plate;
(3) gantry support is moved down, until rubbing head is pressed in rotation among tired coupon on the surface of gauge length section by preloading spring
The height of the tight fixed gantry support of positioning bolt;
(4) start high-speed motor, tired coupon is made to carry out axial high speed linear reciprocating motion;
(5) start slowspeed machine, tired coupon is made to carry out circumferential low-speed rotation;
(6) after the completion of polishing, successively stop high-speed motor and slowspeed machine, unclamp positioning bolt, move up gantry support, unclamp tight
Determine bolt, move back mobile clamping plate, is detached from thimble and tired coupon, removes tired coupon, check the coarse of tired coupon surface
Degree and residual stress, meet the requirements, terminate to polish, and step (1)~(5) are repeated if being unsatisfactory for requiring, until meeting the requirements.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910585637.4A CN110303414B (en) | 2019-07-01 | 2019-07-01 | Axial polishing device for fatigue test bar and using method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910585637.4A CN110303414B (en) | 2019-07-01 | 2019-07-01 | Axial polishing device for fatigue test bar and using method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110303414A true CN110303414A (en) | 2019-10-08 |
CN110303414B CN110303414B (en) | 2021-06-29 |
Family
ID=68078352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910585637.4A Active CN110303414B (en) | 2019-07-01 | 2019-07-01 | Axial polishing device for fatigue test bar and using method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110303414B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111775028A (en) * | 2020-06-24 | 2020-10-16 | 武汉钢铁有限公司 | Polishing device and polishing method for fatigue test sample of metal sheet |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4599786A (en) * | 1984-09-04 | 1986-07-15 | Cincinnati Milacron Inc. | Grinding machine with apparatus for changing grinding wheel tools and workpieces |
CN101357490A (en) * | 2008-09-01 | 2009-02-04 | 沈阳建筑大学 | Irregular stone multifunctional composite processing center with double five-axle linkage system |
CN203019216U (en) * | 2012-11-22 | 2013-06-26 | 天津滨海龙泰科技发展有限公司 | Gantry type polishing machine support system |
CN203156538U (en) * | 2013-02-01 | 2013-08-28 | 许洪峰 | Multifunctional automatic tube stock polishing machine |
CN206154079U (en) * | 2016-09-08 | 2017-05-10 | 东莞市钜铧机械有限公司 | Machine is directly thrown to tubular product |
CN206253988U (en) * | 2016-12-19 | 2017-06-16 | 重庆市帅之盾门业有限公司 | A kind of planer-type timber sander |
-
2019
- 2019-07-01 CN CN201910585637.4A patent/CN110303414B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4599786A (en) * | 1984-09-04 | 1986-07-15 | Cincinnati Milacron Inc. | Grinding machine with apparatus for changing grinding wheel tools and workpieces |
CN101357490A (en) * | 2008-09-01 | 2009-02-04 | 沈阳建筑大学 | Irregular stone multifunctional composite processing center with double five-axle linkage system |
CN203019216U (en) * | 2012-11-22 | 2013-06-26 | 天津滨海龙泰科技发展有限公司 | Gantry type polishing machine support system |
CN203156538U (en) * | 2013-02-01 | 2013-08-28 | 许洪峰 | Multifunctional automatic tube stock polishing machine |
CN206154079U (en) * | 2016-09-08 | 2017-05-10 | 东莞市钜铧机械有限公司 | Machine is directly thrown to tubular product |
CN206253988U (en) * | 2016-12-19 | 2017-06-16 | 重庆市帅之盾门业有限公司 | A kind of planer-type timber sander |
Non-Patent Citations (1)
Title |
---|
毛洋: "《金工实习教程》", 31 January 2017, 华中科技大学出版社 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111775028A (en) * | 2020-06-24 | 2020-10-16 | 武汉钢铁有限公司 | Polishing device and polishing method for fatigue test sample of metal sheet |
Also Published As
Publication number | Publication date |
---|---|
CN110303414B (en) | 2021-06-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106312320B (en) | A kind of thin-walled cylinder anti-deformation fixture and the laser melting coating machine for repairing crack | |
CN101965240A (en) | Machine tool, particularly for milling a turbocharger compressor impeller | |
CN107363408B (en) | A kind of high-strength steel sheel circumferential weld hybrid Laser-Arc Welding equipment of guided missile | |
CN212384912U (en) | Collet chuck type tailstock of refitted friction welding machine | |
CN103121174B (en) | For processing the synchronous fixture of wheel hub | |
CN110303414A (en) | A kind of fatigue coupon axial direction burnishing device and its application method | |
CN214109823U (en) | Main shaft hole grinding machine tool | |
CN103354773A (en) | Perfected grinding machine and grinding method | |
CN117054264B (en) | Metal diaphragm fatigue simulation testing machine | |
CN210499713U (en) | Eccentric differential compensation radial polishing device for crankshaft | |
CN109434661A (en) | A kind of polissoir | |
CN110423973B (en) | Rod piece thermal spraying deformation control device and method | |
CN209096078U (en) | All-steel radial tyre tyre surface carcass transmission system | |
CN213703212U (en) | Positioning device for assembling air suspension plate spring | |
CN203156400U (en) | Synchronous clamp for machining hubs | |
CN214490122U (en) | Polishing machine in wheel hub | |
CN116141091A (en) | Auxiliary clamp for machining bearing sleeve grinding machine | |
CN212127146U (en) | Multi-axial adjustment rotary worktable | |
CN107314904A (en) | A kind of subframe fatigue test moment of flexure cancellation element | |
CN209157144U (en) | A kind of numerically controlled lathe tailstock structure | |
US6589103B2 (en) | Device for the finishing treatment of shaft workpieces | |
CN209737261U (en) | Polishing machine | |
CN109513548B (en) | Armature lifting and indexing clamping device | |
CN106141892A (en) | A kind of bearing collar path and rib are combined super lapping machine | |
CN116475883B (en) | Glass lens fog throwing device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |