CN109333334A - A kind of column shaped rotating flexural fatigue sample axial grinding machine - Google Patents
A kind of column shaped rotating flexural fatigue sample axial grinding machine Download PDFInfo
- Publication number
- CN109333334A CN109333334A CN201811391160.8A CN201811391160A CN109333334A CN 109333334 A CN109333334 A CN 109333334A CN 201811391160 A CN201811391160 A CN 201811391160A CN 109333334 A CN109333334 A CN 109333334A
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- China
- Prior art keywords
- grinding block
- groove
- sample
- fixed
- sand paper
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Classifications
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- 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
- B24B37/00—Lapping machines or devices; Accessories
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of column shaped rotating flexural fatigue sample axial grinding machines, including mounting rack, mounting rack is equipped with fixed grinding block, the first groove is provided on fixed grinding block, fixed grinding block is equipped with threaded hole, connection bolt is threaded on threaded hole, the grinder further includes the movable grinding block with fixed grinding block cooperation, movable grinding block sliding is threaded on connection bolt, movable grinding block is equipped with the second groove cooperated with the first groove, first groove and the second groove form the to be ground section of through hole passed through for sample, bar shaped sand paper mounting groove is equipped between fixed grinding block and movable grinding block；Mounting rack is equipped with the driving mechanism for driving sample to be ground axially to move back and forth along through hole.So that the texture on the defects of sample precision after friction is high, without burr and the axial direction made it have, manpower is saved in the automation for meeting the national standard of metal fatigue test, while realizing grinding and process time, use are very convenient.
Description
Technical field
The present invention relates to buck apparatus fields, and in particular to a kind of column shaped rotating flexural fatigue sample is ground with axial
Grinding machine.
Background technique
Currently, most metals fatigue testing specimen machining process mostly uses turnery processing, this processing method processing essence
Spend the low requirements of the national standard that cannot reach fatigue testing specimen.More advanced processing method is grinding, this processing method
It can be realized the high-precision requirement of fatigue testing specimen, but process is cumbersome, it is not easy to be processed to the fatigue testing specimen of labyrinth.But
Above two processing method processes circumferential texture on fatigue testing specimen, does not meet fatigue testing specimen and possesses axial grain direction
Metal fatigue pilot country standard requirements.
Summary of the invention
The object of the present invention is to provide a kind of column shaped rotating flexural fatigue sample axial grinding machines, to solve existing add
Work mode makes there are problems that circumferential texture does not meet requirements of the national standard on sample.
To achieve the above object, a kind of column shaped rotating flexural fatigue sample of the invention is with axial grinding machine using as follows
Technical solution: a kind of column shaped rotating flexural fatigue sample axial grinding machine, including mounting rack are provided with fixation on mounting rack
Grinding block is fixed on grinding block and is provided with the first groove, is provided with threaded hole on fixed grinding block, is threaded on threaded hole
Bolt is connected, which further includes for the movable grinding block with fixed grinding block cooperation, and movable grinding block sliding is threaded onto
It connects on bolt, the second groove with the cooperation of the first groove is provided on movable grinding block, the first groove and the second groove are formed
For the to be ground section of through hole passed through of sample, bar shaped sand paper mounting groove is provided between fixed grinding block and movable grinding block；
The driving mechanism for driving sample to be ground axially to move back and forth along through hole is provided on mounting rack.
The driving mechanism includes the driving motor of the shaft being rotatably dispose on mounting rack and drive shaft rotation, shaft
On be provided with eccentric wheel apparatus for squeezing sample end to be ground above through hole, on mounting rack under through hole
Side is provided with the elastic device for squeezing for the other end for sample to be ground and resetting it.
The eccentric wheel apparatus includes the eccentric wheel being connected in shaft and the rolling bearing that is sheathed on the outside of eccentric wheel.
The quantity of the through hole is two, and the quantity of eccentric wheel is also two and corresponds with through hole that two partially
The axis direction of heart wheel is arranged along the axisymmetrical of shaft.
The elastic device includes the hollow mounting cylinder being set on mounting rack bottom, is equipped with pressure in mounting cylinder cavity
Spring.
The bar shaped sand paper mounting groove includes the bar shaped sand for confession the first bar shaped sand paper installation being set on fixed grinding block
The second mounting groove of bar shaped sand paper of the first mounting groove of paper and confession the second bar shaped sand paper installation being set on movable grinding block, so that
First bar shaped sand paper and the second bar shaped sand paper are located at the two sides of sample to be ground.
The mounting rack includes the adjustable shelf that mounting rack includes chassis and top, and fixed grinding block is set on chassis, is driven
Motivation structure is set on adjustable shelf, and adjustable shelf is swingable to be set on chassis, is provided between chassis and adjustable shelf and is worked as adjustable shelf
The fixed structure that it is fixed when pendulum to operating position.
The adjustable shelf is connected by hinge on chassis, and fixed structure includes the first connecting plate being set on adjustable shelf
With the second connecting plate corresponding with the first connecting plate being set on chassis, the first connecting plate and the second connecting plate are connected by bolt
It connects.
Movable sleeve is equipped with the first pressing plate and the second pressing plate on the connection bolt, is arranged between the first pressing plate and the second pressing plate
There is pressure sensor, is arranged with spring on the connection bolt part between the second pressing plate and movable grinding block.
Beneficial effects of the present invention: driving mechanism can be such that sample to be ground moves back and forth along through hole to rub with bar shaped sand paper
It wipes, so that the texture on the defects of sample precision after friction is high, without burr and the axial direction made it have, meets gold
Manpower is saved in the automation for belonging to the national standard of fatigue test, while realizing grinding and process time, use are very convenient.
Detailed description of the invention
Fig. 1 is the knot in a kind of one embodiment of column shaped rotating flexural fatigue sample axial grinding machine of the invention
Structure schematic diagram one；
Fig. 2 is the structural schematic diagram after the adjustable shelf of the grinder in Fig. 1 is opened；
Fig. 3 is that the structure in a kind of one embodiment of column shaped rotating flexural fatigue sample axial grinding machine of the invention is shown
It is intended to two；
Fig. 4 is the structural schematic diagram for removing the grinder after movable grinding block.
Specific embodiment
A kind of embodiment of column shaped rotating flexural fatigue sample axial grinding machine of the invention, as Figure 1-Figure 4,
Including mounting rack 15, mounting rack 15 includes the adjustable shelf 8 of chassis 2 and top, and adjustable shelf 8 is connected to bottom by the way that hinge 14 is swingable
On frame 2, the fixed structure that it is fixed when adjustable shelf is put to operating position is provided between chassis 2 and adjustable shelf 8.Gu
Determine structure include the first connecting plate 7 being set on adjustable shelf 8 and be set on chassis 2 corresponding with the first connecting plate 7
Two connecting plates 6, the first connecting plate 7 and the second connecting plate 6 are bolted.
It is provided with fixed grinding block 5 on chassis 2, is provided with the first groove 22 on fixed grinding block 5, fixes on grinding block 5
Be provided with threaded hole, connection bolt 18 be threaded on threaded hole, connect in the present embodiment bolt 18 quantity be four simultaneously
It is located at four ends angle of fixed grinding block.The grinder further includes that the activity for cooperating with fixed grinding block 5 is ground
Block 3, the sliding of movable grinding block 3 are threaded on connection bolt 18, and the with the cooperation of the first groove 22 is provided on movable grinding block 3
Two grooves, the first groove and the second groove form the to be ground section of through hole passed through for sample.Fixed grinding block 5 is ground with activity
Bar shaped sand paper mounting groove 4 is provided between abrading block 3, bar shaped sand paper mounting groove 4 includes the confession first being set on fixed grinding block
What the first mounting groove of bar shaped sand paper 21 of bar shaped sand paper installation and the second bar shaped sand paper of confession being set on movable grinding block were installed
The second mounting groove of bar shaped sand paper, so that the first bar shaped sand paper and the second bar shaped sand paper are located at the two sides of sample to be ground.It is living
The driving mechanism for driving sample to be ground axially to move back and forth along through hole is provided in moving frame.
Driving mechanism includes the driving motor 13 that the shaft 10 being rotatably dispose on adjustable shelf 8 and drive shaft 10 rotate,
The eccentric wheel apparatus for squeezing sample end to be ground is provided in shaft above through hole, in through hole on mounting rack
Lower section be provided with for for sample 9 to be ground the other end squeezes and make its reset elastic device.Eccentric wheel apparatus includes
The eccentric wheel 11 being connected in shaft 10 and the rolling bearing 12 being sheathed on the outside of eccentric wheel 11, by the outer peripheral surface of bearing to band
The top of grinding sample is pushed.Two samples can be ground simultaneously in the present embodiment, the quantity of through hole is two
A, the quantity of eccentric wheel is also two and corresponds with through hole, the axis pair of the axis directions of two eccentric wheels along shaft
Claim setting, two samples may be implemented and moved one on the other in grinding, keep entire grinder stress more stable.Elastic device
Including the hollow mounting cylinder 17 being set on mounting rack bottom, pressure spring is installed in mounting cylinder cavity, pressure spring realizes grinding examination
The power that sample resets upwards.It connects movable sleeve on bolt 18 and is equipped with the first pressing plate 16 and the second pressing plate 19, the first pressing plate 16 and second
It is provided with pressure sensor 20 between pressing plate 19, is arranged on the connection bolt part between the second pressing plate 19 and movable grinding block 3
There is spring 1.Pressure sensor 20 can connect display, can observe and record the abrasive power of pressure testing in real time.It can lead to
Four connection bolts are crossed to adjust the size of abrasive power.
When in use, the adjustable shelf that top is opened by hinge, unscrews connection bolt；Two bar shaped sand paper are threaded onto pair
In the sand paper mounting groove answered, two samples to be ground are threaded onto corresponding through hole and are located at two bar shaped sand paper wait grind
The two sides for grinding sample, sample to be ground is column shaped rotating flexural fatigue sample in the present embodiment, then screws connection bolt simultaneously
Abrasive power is observed and recorded by pressure sensor, the adjustable shelf on top is put to operating position and is connected by the way that fixed structure is fixed
It connects.Start the upper surface that driving motor makes eccentric wheel apparatus push down on sample to be ground, the mounting cylinder below sample to be ground
It can play the role of guiding and the pressure spring in mounting cylinder can play the role of resetting sample upwards, belt grinding is realized with this
The up and down motion of sample.Specimen surface grain direction after above-mentioned grinder grinding is that axially, can meet metal fatigue test
National standard.And manpower and process time are saved in the automation for realizing grinding.
Claims (9)
1. a kind of column shaped rotating flexural fatigue sample axial grinding machine, it is characterised in that: including mounting rack, set on mounting rack
It is equipped with fixed grinding block, the first groove is provided on fixed grinding block, is provided with threaded hole, spiral shell on threaded hole on fixed grinding block
Line is connected with connection bolt, which further includes for the movable grinding block with fixed grinding block cooperation, and movable grinding block is sliding
It is dynamic to be threaded on connection bolt, the second groove with the cooperation of the first groove, the first groove and second are provided on movable grinding block
Groove forms the to be ground section of through hole passed through for sample, is provided with bar shaped sand paper between fixed grinding block and movable grinding block
Mounting groove；The driving mechanism for driving sample to be ground axially to move back and forth along through hole is provided on mounting rack.
2. column shaped rotating flexural fatigue sample axial grinding machine according to claim 1, it is characterised in that: the drive
Motivation structure includes the driving motor of the shaft being rotatably dispose on mounting rack and drive shaft rotation, in the upper of through hole in shaft
Side is provided with the eccentric wheel apparatus for squeezing sample end to be ground, is provided with below through hole for supplying on mounting rack
The elastic device that the other end of sample to be ground squeezes and resets it.
3. column shaped rotating flexural fatigue sample axial grinding machine according to claim 2, it is characterised in that: described inclined
Heart wheel apparatus includes the eccentric wheel being connected in shaft and the rolling bearing that is sheathed on the outside of eccentric wheel.
4. column shaped rotating flexural fatigue sample axial grinding machine according to claim 3, it is characterised in that: described logical
The quantity of via hole is two, and the quantity of eccentric wheel is also two and corresponds with through hole, the axis direction of two eccentric wheels
Axisymmetrical along shaft is arranged.
5. column shaped rotating flexural fatigue sample axial grinding machine according to claim 2, it is characterised in that: the bullet
Property device includes the hollow mounting cylinder being set on mounting rack bottom, is equipped with pressure spring in mounting cylinder cavity.
6. column shaped rotating flexural fatigue sample axial grinding machine according to claim 1, it is characterised in that: the item
Shape sand paper mounting groove include be set on fixed grinding block confession the first bar shaped sand paper installation the first mounting groove of bar shaped sand paper and
Be set on movable grinding block confession the second bar shaped sand paper installation the second mounting groove of bar shaped sand paper so that the first bar shaped sand paper and
Second bar shaped sand paper is located at the two sides of sample to be ground.
7. column shaped rotating flexural fatigue sample axial grinding machine according to claim 1, it is characterised in that: the peace
Shelve include including mounting rack chassis and top adjustable shelf, fixed grinding block is set on chassis, and driving mechanism is set to work
In moving frame, adjustable shelf is swingable to be set on chassis, is provided between chassis and adjustable shelf when adjustable shelf is put to operating position
The fixed structure that it is fixed.
8. column shaped rotating flexural fatigue sample axial grinding machine according to claim 7, it is characterised in that: the work
Moving frame is connected by hinge on chassis, and fixed structure includes the first connecting plate being set on adjustable shelf and is set on chassis
The second connecting plate corresponding with the first connecting plate, the first connecting plate and the second connecting plate are bolted.
9. column shaped rotating flexural fatigue sample axial grinding machine according to claim 1 to 8, feature
Be: movable sleeve is equipped with the first pressing plate and the second pressing plate on the connection bolt, is provided between the first pressing plate and the second pressing plate
Pressure sensor is arranged with spring on the connection bolt part between the second pressing plate and movable grinding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811391160.8A CN109333334B (en) | 2018-11-21 | 2018-11-21 | Axial grinding machine for cylindrical rotating bending fatigue test sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811391160.8A CN109333334B (en) | 2018-11-21 | 2018-11-21 | Axial grinding machine for cylindrical rotating bending fatigue test sample |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109333334A true CN109333334A (en) | 2019-02-15 |
| CN109333334B CN109333334B (en) | 2020-04-28 |
Family
ID=65316961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811391160.8A Active CN109333334B (en) | 2018-11-21 | 2018-11-21 | Axial grinding machine for cylindrical rotating bending fatigue test sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109333334B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755615A (en) * | 1995-11-13 | 1998-05-26 | Toyota Jidosha Kabushiki Kaisha | Lapping apparatus |
| CN201427269Y (en) * | 2009-06-15 | 2010-03-24 | 邵峰 | Polisher for polished rods of pumping units |
| CN203509855U (en) * | 2013-07-30 | 2014-04-02 | 惠州申普实业有限公司 | Rough polishing tile for shaft part |
| CN204748269U (en) * | 2015-05-11 | 2015-11-11 | 长葛市锐菱机械厂 | Steel bar rust remover |
| CN204748270U (en) * | 2015-05-16 | 2015-11-11 | 长葛市锐菱机械厂 | A steel bar derusting section of thick bamboo |
| CN207578155U (en) * | 2017-07-03 | 2018-07-06 | 山东天岳先进材料科技有限公司 | A kind of silicon carbide processing crystal bar grinding device |
| CN207824973U (en) * | 2018-02-08 | 2018-09-07 | 天津璞臻科技有限公司 | A kind of traditional Chinese medicine timber-used shredding mechanism |
-
2018
- 2018-11-21 CN CN201811391160.8A patent/CN109333334B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755615A (en) * | 1995-11-13 | 1998-05-26 | Toyota Jidosha Kabushiki Kaisha | Lapping apparatus |
| CN201427269Y (en) * | 2009-06-15 | 2010-03-24 | 邵峰 | Polisher for polished rods of pumping units |
| CN203509855U (en) * | 2013-07-30 | 2014-04-02 | 惠州申普实业有限公司 | Rough polishing tile for shaft part |
| CN204748269U (en) * | 2015-05-11 | 2015-11-11 | 长葛市锐菱机械厂 | Steel bar rust remover |
| CN204748270U (en) * | 2015-05-16 | 2015-11-11 | 长葛市锐菱机械厂 | A steel bar derusting section of thick bamboo |
| CN207578155U (en) * | 2017-07-03 | 2018-07-06 | 山东天岳先进材料科技有限公司 | A kind of silicon carbide processing crystal bar grinding device |
| CN207824973U (en) * | 2018-02-08 | 2018-09-07 | 天津璞臻科技有限公司 | A kind of traditional Chinese medicine timber-used shredding mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109333334B (en) | 2020-04-28 |
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