CN205703664U - Sample break buffing machine - Google Patents
Sample break buffing machine Download PDFInfo
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- CN205703664U CN205703664U CN201620684714.3U CN201620684714U CN205703664U CN 205703664 U CN205703664 U CN 205703664U CN 201620684714 U CN201620684714 U CN 201620684714U CN 205703664 U CN205703664 U CN 205703664U
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A kind of sample break buffing machine, solve existing polished machine and cannot carry out the problems such as grinding and polishing at the crackle SEN of specimen shape complexity, including base, before the sample being assembled on base, rear grip mechanism, polishing mechanism and gap position governor motion, it is characterized in that: before clamping sample, rear strap is assembled in the side of base, before, rear ambulatory splint is arranged in the opposite side of base, the elastic pressure bar being assembled on support arm and adjustment depression bar are connected with sample respectively, buff spindle is by the divided bearing seat supports on base, motor drives buff spindle to rotate carrying out grinding and polishing at sample break, utilize elastic pressure bar and adjust depression bar and carry out adjusting sample breach relative to the grinding and polishing pressure of buff spindle and grinding and polishing position.Its reasonable in design, the forward and backward firm grip of sample, retaining clip holding force is moderate, simple to operate, and gap position is easy to adjust, not play, and grinding and polishing is stable, and working (machining) efficiency is high, significantly improves surface quality at the crackle SEN of sample.
Description
Technical field
This utility model relates to a kind of sample polishing machine, particularly one to be carried out crackle single edge notched test specimen indentation, there
The sample break buffing machine of polishing, belongs to test button surface finish field.
Background technology
Being used for assessing the sample metal fatigue crack growth test of Metal Material Fatigue performance, crackle is from germinating to extending point
For different phase.Recent two decades carrys out many scholars and has had been found that crackle phenomenon at different conditions, especially containing being mingled with, hole
Etc. the engineering component of defect, overwhelming majority life consumption, in crackle extension phase, wants to predict the total of component effectively and accurately
Life-span is necessary for studying the propagation behavior in crackle stage.And the research of crackle propagation behavior, the breach surface matter to sample
Amount has higher requirement, and the polishing to sample break surface is processed, and need to remove the impacts such as cut herein, speckle, turned-down edge
Defect, makes breach surface-brightening, smooths, form mirror effect.Sample break shape matching is special, and general polished machine can not meet
The processing request of this shape breach, normal conditions are all to use hand polish, and its surface quality can not be guaranteed, and time-consuming takes
Power, working (machining) efficiency is low.A kind of buffing machine being specifically designed to and processing crackle single edge notched test specimen is urgently developed for this.
Utility model content
This utility model provides a kind of sample break buffing machine, and solving existing polished machine cannot be to specimen shape complexity
Carrying out the problems such as grinding and polishing, its reasonable in design, the forward and backward firm grip of sample at crackle SEN, retaining clip holding force is fitted
In, simple to operate, gap position is easy to adjust, not play, and grinding and polishing is stable, and working (machining) efficiency is high, significantly improves the little of sample
Surface quality and the accuracy of detection sample fatigue behaviour at crackle SEN.
This utility model be the technical scheme is that this sample break buffing machine includes base, is assembled on base
The forward and backward clamping device of sample, polishing mechanism and gap position governor motion, be characterized in that: clamps the described forward and backward of sample
The forward and backward strap of clamping device is assembled in the side of base longitudinal direction bar shape trench hole, and forward and backward ambulatory splint is oppositely disposed in the end
The opposite side of the longitudinal bar shape trench hole of seat, by the slideway grafting of movable slider Yu base, utilizes the fixing screw on movable slider
Fix with slideway；Press with adjustment bottom the elastic pressure bar being assembled on support arm of sample break position adjusting mechanism
Being connected with sample top respectively bottom bar, forward and backward ambulatory splint and forward and backward strap divide with the contact surface of clamped sample
Not being provided with elastic cushion, the elastic cushion on sample contacts surface is pressed by regulation ambulatory splint, and sample is erect clamping flexibility
Spacing；The buff spindle of polishing mechanism is by the divided bearing seat supports on base, and passes through motor-driven actuating device band
Dynamic buff spindle rotates, to carrying out grinding and polishing at sample break；Exist by adjusting the support arm of sample break position adjusting mechanism respectively
Position in leading truck, and position with clamping screw, utilize elastic pressure bar to carry out the adjusting sample breach grinding and polishing pressure relative to buff spindle
Power, utilizes adjustment depression bar to come the adjusting sample breach grinding and polishing position relative to buff spindle.
Described polishing mechanism is placed between the forward and backward clamping device of sample, and by adjusting sample break position adjustments machine
Structure makes sample break be always positioned at above buff spindle.
This utility model has the advantage that and good effect: before passing through on base plate due to sample of the present utility model,
The forward and backward strap of rear grip mechanism and forward and backward ambulatory splint erect clamping flexible limit, the surface configuration bullet of clamping sample
Property cushion energy retaining clip holding force moderate, bottom the elastic pressure bar being assembled on support arm of gap position governor motion and adjust pressure
It is connected with sample top respectively bottom bar, by regulation support arm and elastic pressure bar and adjustment depression bar, can be with Control Assay breach
Pressure during buff spindle grinding and polishing and all surfaces guaranteeing grinding and polishing breach relatively, it is achieved different sample breaks can be met mill
Throw pressure to need and the grinding and polishing requirement of breach all surfaces, so its reasonable in design, the forward and backward firm grip of sample, clamping
Power is moderate, and gap position is easy to adjust, not play, and grinding and polishing is stable, and working (machining) efficiency is high.Buff spindle passes through Split bearing pedestal
Supporting, dismounting and change is simple to operate.Forward and backward ambulatory splint, by the slideway grafting of movable slider with base, utilizes movable slider
On fixing screw fix with slideway, be adapted to the clamping of different-thickness sample.In sum, this sample break
Buffing machine can reach to significantly improve the accurate of surface quality and detection sample fatigue behaviour at the crackle SEN of sample
The purpose of property.Therefore, this utility model solve existing polished machine cannot be to the complicated crackle SEN of specimen shape at
Carry out the problems such as grinding and polishing.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, this utility model is further described.
Fig. 1 is a kind of structural representation of the present utility model；
Fig. 2 is the A portion structure for amplifying schematic diagram of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the B portion structure for amplifying schematic diagram of Fig. 3；
Fig. 5 is the left view of Fig. 1；
Fig. 6 is the Fig. 5 sectional view along line C-C；
Fig. 7 is adjustment state schematic diagram during buff spindle grinding and polishing sample；
Fig. 8 a kind of perspective view of the present utility model.
Sequence number explanation in figure: 1 base, 2 leading trucks, 3 compression springs, 4 support arms, 5 elastic pressure bars, strap before 6,7
Polishing mechanism, strap after 8,9 samples, 10 adjust depression bars, 11 clamping screws, ambulatory splint before 12, ambulatory splint after 13,14
Split bearing pedestal, 15 buff spindles, 16 fix screw, 17 longitudinal bar shape trench holes.
Detailed description of the invention:
Concrete structure of the present utility model is described in detail according to Fig. 1～8.This sample break buffing machine includes base 1, assembles
The parts such as the forward and backward clamping device of sample, polishing mechanism and gap position governor motion on base 1.Wherein: in base plate 1
Heart position is machined with the longitudinal bar shape trench hole 17 run through, and is equipped with the callosity bottom base plate 1, can be used to meet sample 9
The demand of reciprocally swinging and the discharge of grinding waste material when gap position adjusts.
The forward and backward clamping device of clamping sample 9 includes: the front strap 6 that is fixed on base 1, rear strap 8 with
And it is inserted into the front ambulatory splint 12 on base plate 1 slideway, rear ambulatory splint 13, the fixing screw of secured adjusted ambulatory splint position
16 and be separately positioned on the elasticity of forward and backward ambulatory splint 12,13 and forward and backward strap 6,8 and clamped sample 9 contact surface
The parts such as cushion.Forward and backward strap 6,8 is assembled in the side of the longitudinal bar shape trench hole 17 of base 1, forward and backward ambulatory splint 12,13 phase
To the opposite side being arranged in the longitudinal bar shape trench hole 17 of base 1.By the movable slider of forward and backward ambulatory splint 12,13 and base 1
Slideway grafting, utilizes the fixing screw 16 on movable slider to fix with slideway.The activity of regulation ambulatory splint 12,13
Slide block moves in the slideway of base 1, to forward and backward ambulatory splint 12,13 and forward and backward strap 6,8 and sample 9 contact surface
Elastic cushion pressure, retaining clip holding force is moderate, and sample is erect clamping flexible limit, to ensure that clamping sample 9 consolidates, simultaneously
Not affecting sample 9 to swing when gap position regulates, its flexible clamping can also preferably be protected the surface of sample to prevent and draw
Trace.
Sample break position adjusting mechanism includes: be fixed on the leading truck 2 at base 1 two ends, is assembled in leading truck 2 cavity
Support arm 4, the elastic pressure bar 5 of the band compression spring 3 being respectively assembled on support arm 4, adjust depression bar 10 and support arm 4 existed
Clamping screw 11 part such as grade positioned is carried out on leading truck 2.Bottom the elastic pressure bar 5 being assembled on support arm 4, round end embeds sample
Be mutually linked in the circular groove of one end, top, bottom the adjustment depression bar 10 being assembled on support arm 4 articulated joint and sample top another
The half slot of end is mutually linked, and prevents regulating elastic pressure bar 5 or regulation causes sample 9 to occur altering when swinging when adjusting depression bar 10
Dynamic.By adjusting the support arm 4 position in leading truck 2 respectively, and position with clamping screw 11.Elastic pressure bar 5 is utilized to adjust
The breach of joint sample 9, relative to the grinding and polishing pressure of buff spindle 15, utilizes adjustment depression bar 10 to carry out the breach of adjusting sample 9 relative to buff spindle
The grinding and polishing position of 15, and make the breach of sample 9 be always positioned at the throwing of polishing mechanism 7 by adjusting sample break position adjusting mechanism
The top of optical axis 15.
The polishing mechanism 7 being placed between the forward and backward clamping device of sample includes: buff spindle 15, supports consolidating of buff spindle 15
The Split bearing pedestal 14 being scheduled on base 1, the actuating device being made up of drive, transmission band and driving motor.And pass through
Motor-driven actuating device drives buff spindle to rotate, to carrying out grinding and polishing at sample break.Fig. 7 demonstrates the throwing of polishing mechanism 7
Adjustment state during optical axis grinding and polishing sample break, it can be seen that grinding and polishing scope is sufficiently large, meets the grinding and polishing requirement of sample 9.
Claims (2)
1. a sample break buffing machine, including base, the forward and backward clamping device of sample being assembled on base, breach buffing machine
Structure and gap position governor motion, is characterized in that: the forward and backward strap of the described forward and backward clamping device of clamping sample assembles
In the side of base longitudinal direction bar shape trench hole, forward and backward ambulatory splint is oppositely disposed in the opposite side of base longitudinal direction bar shape trench hole, passes through
Movable slider and the slideway grafting of base, utilize the fixing screw on movable slider to fix with slideway；Sample break
It is connected with sample top respectively bottom the elastic pressure bar being assembled on support arm of position adjusting mechanism and bottom adjustment depression bar,
The contact surface of forward and backward ambulatory splint and forward and backward strap and clamped sample is respectively arranged with elastic cushion, regulation activity
The elastic cushion on sample contacts surface is pressed by clamping plate, and sample is erect clamping flexible limit；The throwing of sample break polishing mechanism
Optical axis is by the divided bearing seat supports on base, and drives buff spindle to rotate, to examination by motor-driven actuating device
Sample indentation, there carries out grinding and polishing；By adjusting the support arm of the sample break position adjusting mechanism position in leading truck respectively, and
Position with clamping screw, utilize elastic pressure bar to carry out the adjusting sample breach grinding and polishing pressure relative to buff spindle, utilize and adjust depression bar
Adjusting sample breach is relative to the grinding and polishing position of buff spindle.
Sample break buffing machine the most according to claim 1, it is characterised in that: described sample break polishing mechanism is placed on
Between the forward and backward clamping device of sample, and sample break is made to be always positioned at buff spindle by adjusting sample break position adjusting mechanism
Top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620684714.3U CN205703664U (en) | 2016-07-01 | 2016-07-01 | Sample break buffing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620684714.3U CN205703664U (en) | 2016-07-01 | 2016-07-01 | Sample break buffing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205703664U true CN205703664U (en) | 2016-11-23 |
Family
ID=57327373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620684714.3U Active CN205703664U (en) | 2016-07-01 | 2016-07-01 | Sample break buffing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205703664U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663247A (en) * | 2018-05-18 | 2018-10-16 | 东南大学 | A kind of wet base molding machine and its strength detecting method of 3D printing concrete |
| CN109434660A (en) * | 2018-12-06 | 2019-03-08 | 南京航空航天大学 | A kind of device and its application method along flat test piece thickness direction polishing notch |
| CN110102622A (en) * | 2019-03-07 | 2019-08-09 | 北京中纺精业机电设备有限公司 | A kind of press machine |
-
2016
- 2016-07-01 CN CN201620684714.3U patent/CN205703664U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663247A (en) * | 2018-05-18 | 2018-10-16 | 东南大学 | A kind of wet base molding machine and its strength detecting method of 3D printing concrete |
| CN109434660A (en) * | 2018-12-06 | 2019-03-08 | 南京航空航天大学 | A kind of device and its application method along flat test piece thickness direction polishing notch |
| CN110102622A (en) * | 2019-03-07 | 2019-08-09 | 北京中纺精业机电设备有限公司 | A kind of press machine |
| CN110102622B (en) * | 2019-03-07 | 2024-04-26 | 北京中纺精业机电设备有限公司 | Press machine |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |