CN110153882A - A kind of rock sample fixture for surface grinding machine - Google Patents
A kind of rock sample fixture for surface grinding machine Download PDFInfo
- Publication number
- CN110153882A CN110153882A CN201910503247.8A CN201910503247A CN110153882A CN 110153882 A CN110153882 A CN 110153882A CN 201910503247 A CN201910503247 A CN 201910503247A CN 110153882 A CN110153882 A CN 110153882A
- Authority
- CN
- China
- Prior art keywords
- sliding block
- rock sample
- mobile sliding
- fixture
- fixed plate
- 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.)
- Pending
Links
- 239000011435 rock Substances 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000007769 metal material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- -1 steel Chemical class 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2866—Grinding or homogeneising
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The present invention relates to a kind of rock sample fixtures for surface grinding machine, including L-type fixed plate, mobile sliding block, bolt and lock washer.The riser portion of L-type fixed plate is vertical with bottom parts, and bolt hole is respectively set in riser portion two sides, and ladder chute is arranged in bottom parts；The card slot of fixed sample is arranged in mobile sliding block one side, and bolt hole is arranged in card slot two sides, and trapezoidal sliding pallet outstanding is arranged in mobile sliding block bottom surface, and mutually agrees with the ladder chute of L-type fixed plate bottom parts；Bolt and lock washer fixes rock sample for connecting L-type fixed plate and mobile sliding block.The present invention can carry out three face clampings to rock sample, guarantee that rock sample is fixedly secured.Ladder chute and sliding pallet can avoid mobile sliding block and tilt.The configuration of the present invention is simple, it is practical and convenient, the fixed demand of rock sample on surface grinding machine is largely met, the rock sample depth of parallelism and planarity requirements after grinding are met while guaranteeing safe.
Description
Technical field
The present invention relates to rock sample polishing more particularly to a kind of rock sample fixtures for surface grinding machine.
Background technique
In rock correlation test, usually need to carry out grinding-polishing to the rock cut before experiment, especially
It is in the rock dynamic test of application Hopkinson pressure bar, for the flatness and the depth of parallelism of cylindrical rock sample two sides
More demanding, flatness tolerance and parallelism tolerance are both needed to be less than 0.02mm.
In the prior art, surface grinding machine is mostly used to carry out grinding-polishing to the horizontal plane of rock sample.Surface grinding machine master
The flatness of requirement is reached with grinding wheel spin finishing workpiece, processing object is mainly the metals such as steel, and electromagnetic disc is then
Attraction is provided in grinding process to fix workpiece, and the grinding machine dedicated for rock sample grinding-polishing is more rare.By
In surface grinding machine not directed to rock sample, electromagnetic disc can not fix rock sample, and rock sample can be made in huge grinding force
Effect is lower mobile or even flies out, and not only influences rock sample ground effect, or even be difficult to ensure safety, therefore rock on surface grinding machine
The fixation of stone sample, which becomes, to be had to solve the problems, such as.In view of the flatness of rock sample and wanting for the depth of parallelism needed for testing
It asks, needs to guarantee that the face to be ground of rock sample is horizontal while being fixedly secured rock sample.
Summary of the invention
It, can be in view of the above-mentioned problems, easy to use, cost is reasonable the purpose of the present invention is to provide a kind of sturdy and durable
The fixture of rock sample is fixedly secured in surface grinding machine work.
In order to solve the above-mentioned technical problem, the sample clamp scheme of rock cutter of the invention is as follows:
A kind of rock sample fixture for surface grinding machine, including L-type fixed plate, mobile sliding block, bolt and lock washer,
The riser portion of the L-type fixed plate is vertical with bottom parts, and bolt hole, the bottom plate is respectively set in the riser portion two sides
The card slot of fixed sample is arranged in part setting ladder chute, the mobile sliding block one side, and bolt hole is arranged in the card slot two sides,
Trapezoidal sliding pallet outstanding is arranged in the mobile sliding block bottom surface, and the mobile sliding block bottom surface trapezoidal sliding pallet outstanding and the L-type are solid
The ladder chute of fixed board bottom parts mutually agrees with；The bolt and the lock washer are for connecting the L-type fixed plate and institute
Mobile sliding block is stated, thus fixed rock sample.
The bottom parts thickness is big compared to the riser portion thickness, to reduce fixture entirety center of gravity.
The card slot of fixed rock sample is arranged in the mobile sliding block one side, and the card slot angle is 90 ° to 120 °, with institute
The riser portion for stating L-type plate forms the clamping of three faces to cylinder rock sample jointly, guarantees that rock sample is axially perpendicular to horizontal plane.
Each part dimension of the sample clamp is depending on the rock sample size, the riser of the L-type fixed plate
For the card slot of part and the mobile sliding block collectively as the retained part of the rock sample, height is about respective samples height
80%.
Two bolts hole are respectively set in the two sides of the riser portion of the L-type fixed plate, and the mobile sliding block is in the card
The bolt hole of two same locations and size is arranged in slot two sides.
The lock washer is placed between bolt and mobile sliding block, it is ensured that the bolt will not fall off in grinding process.
For the riser portion of the L-type fixed plate with bottom parts to be whole and vertical, squareness tolerance is less than 0.02mm；Institute
The parallelism tolerance of the bottom parts and the mobile sliding block of stating L-type fixed plate is less than 0.02mm, and flatness tolerance is less than
0.02mm。
The squareness tolerance in the mobile sliding block card slot face is less than 0.02mm.
The fixture prepares the high-hardness metal material that materials'use is adsorbed by magnet.
The all parts of the rock sample fixture do antirust treatment, it is ensured that will not be ground corrosion.
It is described as follows:
A kind of rock sample fixture for surface grinding machine, including L-type fixed plate, mobile sliding block, bolt and lock washer,
The riser portion of the L-type fixed plate is vertical with bottom parts, and the riser portion two sides are respectively provided with bolt hole, the bottom
Two parallel ladder chutes are arranged in plate part, and the mobile sliding block is arranged close to the side of the L-type fixed plate riser portion
The bolt hole of identical with the L-type fixed plate riser portion height and size is arranged in the card slot of fixed sample, the groove two sides,
The mobile sliding block bottom surface is provided with trapezoidal sliding pallet outstanding；The bolt and the lock washer are solid for connecting the L-type
Fixed board and the mobile sliding block, thus fixed rock sample；The mobile sliding block bottom surface trapezoidal sliding pallet outstanding and the L-type are solid
The ladder chute of fixed board bottom parts mutually agrees with, it can be ensured that mobile sliding block level will not tilt.
The riser portion with bottom parts of the L-type fixed plate are whole and vertical as a preferred technical solution, vertically
It spends tolerance and is less than 0.02mm.The parallelism tolerance of the bottom parts of the L-type fixed plate and the mobile sliding block is less than 0.02mm,
Flatness tolerance is less than 0.02mm.The squareness tolerance in the mobile slip recess face is less than 0.02mm
The bottom parts are larger compared to the riser portion thickness as a preferred technical solution, whole to reduce fixture
The weight heart guarantees to stablize.
The card slot of the fixed cylindrical rock sample of mobile sliding block one side setting as a preferred technical solution, institute
Stating card slot angle is 90 ° to 120 °, forms three faces folder to the cylinder rock sample jointly with the riser portion of the L-type plate
It holds, guarantees that the rock sample is axially perpendicular to horizontal plane, so that sample meets the plane for testing required sample after grinding
Degree and depth of parallelism requirement.
Each part dimension of the sample clamp is depending on the rock sample size as a preferred technical solution,
Wherein clamping part of the card slot of the riser portion of the L-type fixed plate and the mobile sliding block collectively as the rock sample
Point, height is about the 80% of respective samples height.
Two bolts hole are respectively set in the two sides of the L-type fixed plate riser portion as a preferred technical solution, described
Mobile sliding block is also provided with two onesize and height bolts hole in the card slot two sides.
The bolt passes through the bolt hole of the mobile sliding block and the L-type fixed plate as a preferred technical solution, uses
In the fixation mobile sliding block, to fix the rock sample, while the L can also be adjusted according to the diameter of rock sample
The connection distance of type fixed plate and the mobile sliding block.
The lock washer is placed between bolt and mobile sliding block as a preferred technical solution, it can be ensured that the bolt
It will not loose or dislocation in grinding process.
The high-hardness metal material that materials'use can be adsorbed by magnet, such as tool are prepared as a preferred technical solution,
Steel etc., it can be ensured that in the grinding process of the place rock sample, surface grinding machine electromagnetic disc attraction and self gravity are greater than mill
Power is cut, prevents the rock sample and the fixture for grinding machine from flying out.
The all parts of the rock sample fixture do antirust treatment as a preferred technical solution, it can be ensured that will not
Ground corrosion.
A kind of beneficial effect of the rock sample fixture for surface grinding machine of the present invention is:
1. material of the invention is using the high-hardness metal material that can be adsorbed by magnet, it is ensured that fixture in grinding process
It is fixedly secured.
2. the present invention is using bolt and lock washer connection L-type fixed plate and moves sliding block and fixes rock sample, connection away from
From can be adjusted according to rock sample diameter, the cylinder rock sample suitable for multiple diameter.
3. the three faces clamping that the card slot of L-type fixed plate of the invention and mobile 90 ° to 120 ° of sliding block is collectively formed can guarantee
Rock sample rock sample face after grinding is vertical with axis.
4. ladder chute of the invention mutually agrees with sliding pallet, mobile sliding block is avoided to tilt, ensure that rock sample grinding
Flatness.
5. the configuration of the present invention is simple, sturdy and durable, practical and convenient, cost is reasonable, largely meets surface grinding machine
The fixed demand of upper rock sample.
Detailed description of the invention
Fig. 1 is structure of the invention main view；
Fig. 2 is structure of the invention top view；
Fig. 3 is structure of the invention side view；
Fig. 4 is L-type fixed plate schematic diagram of the present invention；
Fig. 5 is the mobile slide block schematic diagram of the present invention；
Fig. 6 is schematic diagram of the three-dimensional structure；
Fig. 7 is the relative position schematic diagram that the present invention is implemented；
In figure: 1, L-type fixed plate；1-1, riser portion；1-2, bottom parts；1-3, ladder chute；1-4, bolt hole；2,
Mobile sliding block；2-1, card slot；2-2, bolt hole；2-3, trapezoidal sliding pallet；3, bolt；4, lock washer；5, abrasive grinding wheel；6, electromagnetism
Disk；7, rock sample.
Specific embodiment
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Embodiment of the present invention is further described below in conjunction with attached drawing:
As shown in FIG. 1 to FIG. 7, a kind of rock sample fixture for surface grinding machine, including L-type fixed plate 1, mobile sliding block
2, the riser portion 1-1 of bolt 3 and lock washer 4, the L-type fixed plate 1 is vertical with bottom parts 1-2, the riser portion
Bolt hole 1-4 is respectively set in the two sides 1-1, and ladder chute 1-3 is arranged in the bottom parts 1-2, and mobile 2 one side of sliding block is set
The card slot 2-1 of fixed sample is set, bolt hole 2-2 is arranged in the two sides the card slot 2-1, and mobile 2 bottom surface of the sliding block setting is outstanding
Trapezoidal sliding pallet 2-3, the ladder of mobile 2 bottom surface of the sliding block trapezoidal sliding pallet 2-3 outstanding and the 1 bottom parts 1-2 of L-type fixed plate
Shape sliding slot 1-3 phase is agreed with；The bolt 3 and the lock washer 4 are for connecting the L-type fixed plate 1 and the mobile sliding block
2, thus fixed rock sample 7.
To be whole and vertical, squareness tolerance is less than the riser portion 1-1 and bottom parts 1-2 of the L-type fixed plate 1
0.02mm.The parallelism tolerance of the bottom parts 1-2 of the L-type fixed plate 1 and the mobile sliding block 2 is less than 0.02mm, plane
It spends tolerance and is less than 0.02mm.The squareness tolerance in 2 face card slot 2-1 of mobile sliding block is less than 0.02mm.The bottom parts 1-2
It is larger compared to the riser portion 1-1 thickness.The mobile sliding block 2 is close to the side of the 1 riser portion 1-1 of L-type fixed plate
The symmetrical card slot 2-1 of the fixed cylindrical rock sample 7 is set, and the card slot 2-1 angle is 90 ° to 120 °.The L-type is solid
The retained part of the rock sample 7 is collectively formed in the card slot 2-1 of the vertical version part 1-1 of fixed board 1 and the mobile sliding block 2,
Height is about the 80% of respective samples height.Two bolts hole are respectively set in the two sides of the 1 riser portion 1-1 of L-type fixed plate
1-4, the mobile sliding block 2 are also provided with two onesize and height bolt hole 2-2 in the two sides the card slot 2-1.The shifting
2 bottom surface of movable slider trapezoidal sliding pallet 2-3 outstanding and the ladder chute 1-3 phase of the 1 bottom parts 1-2 of L-type fixed plate are agreed with.Institute
State bolt hole 1-4 and 2-2 that bolt 3 passes through the mobile sliding block 2 and the L-type fixed plate 1.The lock washer 4 is placed in spiral shell
Between bolt 3 and mobile sliding block 2.
In the use of the present invention, being first embedded in the trapezoidal sliding pallet 2-3 of mobile sliding block 2 along ladder chute 1-3, then will need
The rock sample 7 of grinding is placed between L-type fixed plate 1 and mobile sliding block 2.Mobile sliding block position is adjusted according to 7 size of rock sample
It sets to rock sample 7 and is clipped admittedly, then respectively by bolt 3 and locking pad by the riser portion 1-1 of L-type fixed plate 1 and mobile sliding block 2
Circle 4 screws in bolt hole 1-4 and 2-2, and rock sample 7 has been securely held at this time.Place this invention into the electromagnetic disc 6 of surface grinding machine
The upper position positioned at 5 lower section of abrasive grinding wheel, when surface grinding machine is started to work, electromagnetic disc 6, which is powered, provides attraction, invention mill
Bed fixture is just securely attracted.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, this reality is invented
Protection scope should be determined by the scope of protection defined in the claims.
Claims (10)
1. a kind of rock sample fixture for surface grinding machine, it is characterised in that: including L-type fixed plate, mobile sliding block, bolt and
The riser portion of lock washer, the L-type fixed plate is vertical with bottom parts, and bolt is respectively set in the riser portion two sides
Ladder chute is arranged in hole, the bottom parts, and the card slot of fixed sample, the card slot two sides are arranged in the mobile sliding block one side
Bolt hole is set, and trapezoidal sliding pallet outstanding, the mobile sliding block bottom surface trapezoidal sliding pallet outstanding is arranged in the mobile sliding block bottom surface
Mutually agree with the ladder chute of the L-type fixed plate bottom parts；The bolt and the lock washer are for connecting the L-type
Fixed plate and the mobile sliding block, thus fixed rock sample.
2. fixture as described in claim 1, it is characterized in that the bottom parts thickness compares the riser portion thickness
Size is big, to reduce fixture entirety center of gravity.
3. fixture as described in claim 1, it is characterized in that the card slot of fixed rock sample is arranged in the mobile sliding block one side,
The card slot angle is 90 ° to 120 °, forms the clamping of three faces to cylinder rock sample jointly with the riser portion of the L-type plate,
Guarantee that rock sample is axially perpendicular to horizontal plane.
4. fixture as described in claim 1, it is characterized in that each part dimension of the sample clamp is according to the rock sample
Depending on size, the folder of the card slot of the riser portion of the L-type fixed plate and the mobile sliding block collectively as the rock sample
Part is held, height is about the 80% of respective samples height.
5. fixture as described in claim 1, it is characterized in that the two sides of the riser portion of the L-type fixed plate are respectively set two
The bolt hole of two same locations and size is arranged in the card slot two sides in bolt hole, the mobile sliding block.
6. fixture as described in claim 1, it is characterized in that the lock washer is placed between bolt and mobile sliding block, it is ensured that institute
State bolt will not fall off in grinding process.
7. fixture as described in claim 1, it is characterized in that the riser portion of the L-type fixed plate and bottom parts be it is whole and
Vertically, squareness tolerance is less than 0.02mm；The bottom parts of the L-type fixed plate and the parallelism tolerance of the mobile sliding block are small
In 0.02mm, flatness tolerance is less than 0.02mm.
8. fixture as described in claim 1, it is characterized in that the squareness tolerance in the mobile sliding block card slot face is less than 0.02mm.
9. fixture as described in claim 1, it is characterized in that the fixture prepares the high rigidity gold that materials'use is adsorbed by magnet
Belong to material.
10. fixture as described in claim 1, it is characterized in that all parts of the rock sample fixture do antirust treatment, no
Corrosion can be ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503247.8A CN110153882A (en) | 2019-06-11 | 2019-06-11 | A kind of rock sample fixture for surface grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503247.8A CN110153882A (en) | 2019-06-11 | 2019-06-11 | A kind of rock sample fixture for surface grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110153882A true CN110153882A (en) | 2019-08-23 |
Family
ID=67628222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910503247.8A Pending CN110153882A (en) | 2019-06-11 | 2019-06-11 | A kind of rock sample fixture for surface grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110153882A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098195A (en) * | 2019-12-16 | 2020-05-05 | 扬州大学 | End surface grinding clamp |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006043799A (en) * | 2004-08-03 | 2006-02-16 | Kuroda Precision Ind Ltd | Grinding tool |
| CN202701978U (en) * | 2012-06-04 | 2013-01-30 | 上海卡贝尼精密陶瓷有限公司 | Ceramic machining clamping tool |
| KR101474882B1 (en) * | 2014-10-27 | 2014-12-22 | 차순악 | The jig for a pin |
| CN204221603U (en) * | 2014-10-31 | 2015-03-25 | 河南省大地合金股份有限公司 | Hard alloy bar cross grinding fixture |
| CN205043621U (en) * | 2015-10-14 | 2016-02-24 | 蓝思科技股份有限公司 | Grind shaping clamping device |
| CN210160955U (en) * | 2019-06-11 | 2020-03-20 | 天津大学 | Rock sample clamp for surface grinding machine |
-
2019
- 2019-06-11 CN CN201910503247.8A patent/CN110153882A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006043799A (en) * | 2004-08-03 | 2006-02-16 | Kuroda Precision Ind Ltd | Grinding tool |
| CN202701978U (en) * | 2012-06-04 | 2013-01-30 | 上海卡贝尼精密陶瓷有限公司 | Ceramic machining clamping tool |
| KR101474882B1 (en) * | 2014-10-27 | 2014-12-22 | 차순악 | The jig for a pin |
| CN204221603U (en) * | 2014-10-31 | 2015-03-25 | 河南省大地合金股份有限公司 | Hard alloy bar cross grinding fixture |
| CN205043621U (en) * | 2015-10-14 | 2016-02-24 | 蓝思科技股份有限公司 | Grind shaping clamping device |
| CN210160955U (en) * | 2019-06-11 | 2020-03-20 | 天津大学 | Rock sample clamp for surface grinding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098195A (en) * | 2019-12-16 | 2020-05-05 | 扬州大学 | End surface grinding clamp |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190823 |
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