CN113432908B - Spreading method for rock slice flaking - Google Patents

Spreading method for rock slice flaking Download PDF

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Publication number
CN113432908B
CN113432908B CN202110758394.7A CN202110758394A CN113432908B CN 113432908 B CN113432908 B CN 113432908B CN 202110758394 A CN202110758394 A CN 202110758394A CN 113432908 B CN113432908 B CN 113432908B
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China
Prior art keywords
rock
cutter head
sample
slice
scraping
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CN202110758394.7A
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CN113432908A (en
Inventor
刘莉
孙婧
李维
刘玉霞
杨媛媛
刘峰
陈佳
程秀梅
陈建文
范小俊
王小春
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China Petroleum and Chemical Corp
Sinopec East China Oil and Gas Co
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China Petroleum and Chemical Corp
Sinopec East China Oil and Gas Co
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Priority to CN202110758394.7A priority Critical patent/CN113432908B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/04Devices for withdrawing samples in the solid state, e.g. by cutting
    • G01N1/06Devices for withdrawing samples in the solid state, e.g. by cutting providing a thin slice, e.g. microtome
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention belongs to the technical field of rock flakes, and particularly discloses a scraping method for rock flake flaking, which comprises the following steps: (1) sampling; (2) glue-fixing; (3) grinding the plane: sequentially carrying out rough grinding plane, fine grinding plane and fine grinding plane on the glued rock sample; (4) sticking; (5) grinding piece: sequentially carrying out rough grinding, fine grinding and fine grinding on the rock sample adhered to the glass slide; (6) cover plate: the glue scraping device designed by the invention is utilized to scrape the residual glue around the cover glass, and then the cover glass is cleaned; (7) labeling. The method for preparing the tablet can effectively scrape the residual glue on the rock slice, collect the residual glue, effectively improve tablet preparation efficiency and save labor cost.

Description

Spreading method for rock slice flaking
Technical Field
The invention belongs to the technical field of rock flakes, and particularly relates to a glue scraping method in a rock flake flaking method.
Background
The rock mechanical property of the reservoir has an important influence on the development of shale gas, the mineral components and the microstructure have a controllable influence on the mechanical property of the rock reservoir, and reservoir samples of a test target area can be analyzed by using methods such as an X-ray diffraction experiment, a scanning electron microscope and energy spectrum experiment, a mechanical test experiment, rock slice identification and the like.
Rock flake identification is a method of identifying transparent minerals and rock under polarized light microscopy. Grinding a mineral or rock specimen into a sheet, observing the crystallization characteristics of the mineral under a polarizing microscope, measuring the optical properties of the mineral, determining the mineral components of the rock, researching the structure and the microstructure of the rock, analyzing the generation sequence of the mineral, determining the type and the cause characteristics of the rock, helping to trace back the parent rock, deducing the deposition environment of the rock, and having guiding significance for researching the source, reserve and later fracturing modification of shale gas. The sheet identification method is an important method frequently used in geological prospecting work and is also applied to other industries, agriculture, medicine and the like.
The common rock slice has the following technological requirements and technical indexes:
polarizing sheet production
1. Sampling
1) Defining a sampling requirement;
2) Slicing the sample with the distinguishable layer by a slicing machine or slicing according to the sample feeding requirement;
3) Cutting at least two rock samples of 25mm multiplied by 5mm or phi 25mm multiplied by 5mm from each rock core sample, grinding one rock core sample into slices, and taking the other rock core sample as a hand sample;
4) More than 3 rock debris samples must be selected.
2. Glue and fix
1) And heating the rock sample to be glued by an electric furnace at the temperature of 50-60 ℃ according to the number, and removing light oil and water.
2) And (3) using rosin gum to glue the rock sample, and turning off the electric lamp when the gum is baked until the gum can be twisted with fingers and the color of the gum is brown.
3) And sequentially taking out the glued rock samples.
3. Grinding plane
1) Rough grinding of a plane: and (3) mixing and coarsely grinding the glued rock sample on a grinding machine by using No. 100 silicon carbide and water, then carrying out secondary gluing, and scraping off residual glue after the glue is cooled.
2) Finely grinding a plane: and mixing and finely grinding the rock sample subjected to the second cementing with W28 silicon carbide and water on a grinding machine until the plane is smooth.
3) Fine grinding plane: and mixing the finely ground rock sample with W7 white corundum and water on glass, and finely grinding until the plane is bright.
4. Adhesive sheet
1) The glass slide and the finely ground rock sample plane are wiped clean by using silk cloth.
2) The slide glass and the rock sample are heated on an alcohol lamp.
3) The solid fir glue is coated on the central part of the glass slide and the plane of the rock sample to glue the rock sample with the glass slide, and then the glass slide is lightly squeezed back and forth and left and right by using medical forceps to make the glue layer thin, uniform and bubble-free.
5. Abrasive disc
1) Coarsely grinding the thin sheet: the rock sample adhered on the glass slide is coarsely ground on a grinding machine by using an automatic grinding machine with the thickness of 100 # or 120 # silicon carbide and water mixed coarse grinding or adjusted, and the thickness is 0.28-0.40 mm, so that the rock slice is not degummed;
2) Finely grinding the sheet: mixing and finely grinding the roughly-ground rock slice on a grinding machine by using No. 150 silicon carbide and water until the thickness is 0.20-0.27 mm, and grinding the rock slice on the grinding machine until the thickness is 0.12-0.18 mm by using No. W28 silicon carbide and keeping the rock slice intact;
3) Refining the sheet: mixing and finely grinding the finely ground rock slice on a glass plate by using W20 white corundum and water until the thickness is 0.04-0.05 mm, and enabling quartz interference color to be primary yellow under a polarized light microscope without sand falling. Then mixing W7 white corundum and water on a glass plate, grinding to 0.03mm, and obtaining quartz interference color as primary gray white under a polarizing microscope; if the crystal is carbonate rock, the crystal is ground to 0.04mm, the structure is clear under a polarized light microscope, and the interference color is high-grade white.
6. Cover plate
1) Whether the accurately-ground rock slice is covered or not is determined according to the requirements of an identifier;
2) And scraping the surrounding residual glue from the finely ground rock slices by using a small nicking tool, and selecting rock coloring agent for dyeing according to the requirements of the appraisers, wherein the dyeing time is 45-60S. Wherein, the rock stain can use alizarin red staining solution: is prepared by mixing 0.1g alizarin red with 100mL hydrochloric acid with volume concentration of 0.2%; the rock stain can also adopt a composite staining solution: is prepared by mixing 0.1g alizarin red, 0.5g potassium ferricyanide and 100mL hydrochloric acid solution with volume concentration of 0.2%. Washing with clear water immediately after dyeing, and airing;
3) Dripping proper amount of fir prefabricated glue on the dyed rock slice, slightly heating the cover glass, placing on the plane of the fir prefabricated glue, slightly extruding with medical forceps, and discharging air bubbles;
4) After cooling, the residual glue around the cover glass is scraped off, and then the cover glass is cleaned by alcohol.
7. Label for sticking
And the labels with area, section number or well number, sample number and well depth layers filled with carbon ink are respectively stuck on the upper and lower ends of the front surface of the sheet.
In step 6, in the cover plate process, as the cover plate is purely manually operated, residual glue is left around the cover glass, and the residual glue has the following defects: 1) The thin sheet is uneven, the focal length is unstable when observed under a microscope, and manual frequent adjustment is needed; 2) When the ambient temperature and the humidity are high, the hand temperature is added during taking the slice, and residual glue can be stuck to hands or a microscope, so that the observation quality and the result analysis of the slice are affected; 3) When the production task is heavy, the effective film-making efficiency is affected; 4) Too much contact glue is harmful to the human body.
Disclosure of Invention
The invention aims to provide a scraping method for rock slice flaking, which can effectively scrape residual glue on a glass slide, collect the residual glue, effectively improve flaking efficiency and save labor cost.
The invention aims at realizing the following technical scheme, and discloses a scraping method for rock slice flaking, which comprises the following steps:
(1) Sampling: slicing by a slicer to obtain rock samples;
(2) And (3) glue fixing: heating the rock sample to 50-60 ℃, and solidifying the rock sample by using rosin size;
(3) Grinding a plane: sequentially carrying out rough grinding plane, fine grinding plane and fine grinding plane on the glued rock sample;
(4) Sticking: heating the glass slide and the rock sample, and coating the solid fir glue on the glass slide and the plane of the rock sample to glue the rock sample and the glass slide;
(5) Grinding disc: sequentially carrying out rough grinding, fine grinding and fine grinding on the rock sample adhered to the glass slide to obtain a rock slice;
(6) And (3) cover plate: dyeing the rock slice with rock coloring agent, dripping fir glue on the dyed rock slice, heating the cover glass, placing on the fir preformed glue plane of the rock slice, extruding and discharging bubbles; after cooling, scraping residual glue around the cover glass by using a scraping device, and then cleaning by using alcohol;
the scraping device comprises a box body, wherein the box body is provided with a rock slice sample placing rack, a first cutter head, a second cutter head, a cutter head lifting device, a residual glue collecting device and a cutter head heating device;
the top plate of the box body is provided with a notch;
one side of the notch is provided with a rock slice sample placing rack which is used for placing a rock slice sample and is rotatably arranged on the box body;
the other side of the notch is provided with a first cutter head and a second cutter head, the first cutter head and the second cutter head are used for scraping residual glue on the rock slice sample, and the first cutter head and the second cutter head are arranged at intervals and in parallel;
the cutter head heating device is used for heating the first cutter head and the second cutter head;
the cutter head lifting device drives the first cutter head and the second cutter head to synchronously lift and lower;
the residual glue collecting device is positioned below the notch and is used for accommodating glue on the rock slice samples scraped by the first cutter head and the second cutter head;
the residual glue around the cover glass is scraped by a glue scraping device, and the method specifically comprises the following steps:
clamping a rock slice sample on a sample holder, wherein the rock slice sample comprises a glass slide, a rock slice and a cover slip;
moving the first and second tool bits to the position of the rock slice sample, and adjusting the positions of the first and second tool bits to enable the first and second tool bits to be respectively positioned at two sides of the first edge of the cover glass and contacted with the corresponding glass slide;
the cutter head heating device is electrified, and the first cutter head and the second cutter head can work after being heated to 150-180 ℃;
starting a cutter head lifting device to drive the first cutter head and the second cutter head to synchronously lift, so as to realize the scraping of the first edge of the cover glass; the residual glue is melted under the action of the first and second heated tool bits and drops to the residual glue collecting device through the notch to collect the residual glue;
the sample placing frame is rotated by 90 degrees and then fixed, the positions of the first cutter head and the second cutter head are adjusted, so that the first cutter head and the second cutter head are respectively positioned at two sides of the second edge of the cover glass and are contacted with the corresponding glass slide, and the cutter head lifting device is started to drive the first cutter head and the second cutter head to lift, so that the scraping of the second edge of the rock slice sample glass slide is realized;
the residual glue is melted under the action of the first and second heated tool bits and drops to the residual glue collecting device through the notch to collect the residual glue;
(7) Labeling: and sticking a rock slice information label on the front surface of the rock slice.
Preferably, the first and second tool bits have the same structure, and comprise red copper tool bits and a sleeve, wherein the red copper tool bits are arranged at the front end of the sleeve, a tool bit heating device is arranged in the sleeve, a heat dissipation hole is arranged on the sleeve, and the sleeve is vertically arranged with the tool bit lifting device.
Preferably, the top plate of the box body is provided with a vertical rod, and the rock slice sample placing frame is rotatably arranged on the vertical rod.
Preferably, a fan is arranged in the box body, and the start and stop of the fan are controlled by a fan switch.
Preferably, a control switch of the cutter head heating device is arranged on the box body.
Preferably, the rock slice sample placing rack is of a cross structure and comprises a first clamping plate and a second clamping plate, wherein the first clamping plate and the second clamping plate are vertically arranged;
the two ends of the first clamping plate are provided with first clamping parts which are used for clamping the long edges of the glass carrier;
the second clamping plate both ends are equipped with the second clamping part, and the second clamping part is used for the centre gripping slide minor face, and the second clamping part sets up perpendicularly with the second clamping plate, and the second clamping part inboard is equipped with the silica gel pad, and the distance between two second clamping parts is slightly greater than the width of rock thin slice sample slide, and the second clamping part does not outstanding in rock thin slice sample slide.
Preferably, the sample placing rack is connected with the upright rod through a bolt and a butterfly nut, and a silica gel gasket is arranged at the head of the bolt.
Preferably, a track is arranged on the box body, the tool bit lifting device comprises a first tool bit lifting device and a second tool bit lifting device, a first sliding block and a second sliding block are correspondingly arranged at the bottoms of the first tool bit lifting device and the second tool bit lifting device, and the first sliding block and the second sliding block are both arranged on the track in a sliding manner; the rail is provided with a limiting device.
Preferably, the tool bit lifting device is an electric push rod.
Compared with the prior art, the invention has the following beneficial effects:
firstly, the invention uses the scraping device to carry out mechanical operation, thereby greatly reducing the requirement of operators in the process of removing the redundant colloid, and the scraping device has stable force to operate, thereby ensuring that the redundant colloid can be scraped cleanly and the sample can not be damaged;
secondly, the invention uses a glue scraping device to scrape glue, the residual glue is removed in place, the thin sheet is smooth, the focal length is stable when observed under a microscope, and the sample precision is improved;
thirdly, the method has good residual glue removing effect, and the fir glue residue on the rock slice sample is less, so that the later glue washing is convenient. Even if the temperature of the hand is added when the ambient temperature and the humidity are high, the residual glue is not adhered to the hand or a microscope when the slice is taken, and the observation quality of the slice and the accuracy of result analysis are ensured;
fourth, in the process of scraping, an operator only needs to put the rock slice sample on a placing frame, and in the process of scraping, the operator is not contacted with the rock slice sample, so that the operator is protected;
fifth, utilize the frictioning device frictioning, especially be fit for when production task is heavy, improve film-making efficiency greatly.
Drawings
FIG. 1 is a schematic diagram of a doctor blade apparatus according to the present invention;
FIG. 2 is a schematic view of a sample rack of the doctor apparatus of the present invention;
FIG. 3 is a schematic view of a first clamping plate of a sample rack of the doctor apparatus of the present invention;
FIG. 4 is a front view of a sample holder and a first cutter head of the doctor apparatus of the invention;
FIG. 5 is a top view of the sample holder and the first and second cutter heads of the doctor apparatus of the present invention;
FIG. 6 is a side view of the sample holder and the first and second heads (first side of the slide) of the doctor blade apparatus of the present invention;
FIG. 7 is a side view of the sample holder and the first and second heads (second side of the slide) of the doctor blade apparatus of the present invention;
fig. 8 is a comparison diagram of the scraping effect of the scraping device of the present invention and manual operation.
Detailed Description
The present invention is further illustrated below in conjunction with the specific embodiments, it being understood that these embodiments are meant to be illustrative of the invention only and not limiting the scope of the invention, and that modifications of the invention, which are equivalent to those skilled in the art to which the invention pertains, will fall within the scope of the invention as defined in the claims appended hereto.
As shown in fig. 1-7, the scraping device comprises a box body 1, wherein a rock slice sample placing frame 2, a first cutter head 3, a second cutter head 4, a cutter head lifting device 5, a residual glue collecting device 6 and a cutter head heating device 8 are arranged on the box body 1.
The top plate of the box body 1 is provided with a notch 7, one side of the notch 7 is provided with a rock slice sample placing rack 2, the other side of the notch 7 is provided with a first cutter head 3 and a second cutter head 4, and the first cutter head 3 and the second cutter head 4 are arranged at intervals and in parallel. The rock slice sample rack 2 is of a cross structure, the rock slice sample rack 2 is rotatably arranged on the vertical rod 9, and the vertical rod 9 is arranged on the top plate of the box body.
The rock laminate sample includes a slide 16, a rock laminate 17, and a cover slip 18. Slide 16 is 2.5cm wide and 7.5cm long. The cover slip 18 has a size of 24mm ×32mm. The slide 16 surrounding the cover slip 18 has excess fir glue 20 thereon.
The rock slice sample holder 2 has a cross-shaped structure and comprises a first clamping plate 21 and a second clamping plate 22. The first clamping plate 21 and the second clamping plate 22 are vertically arranged. The length of the first clamping plate 21 is greater than the length of the second clamping plate 22.
The first clamping plate 21 is provided with first clamping portions 23 at both ends, and the first clamping portions 23 are used for clamping long sides of the slide glass. The first clamping portion 23 may be two clamps for clamping the slide.
The second clamping plate 22 may be composed of an iron sheet with a silicone gasket, the second clamping plate 22 being sized to be slightly longer than the slide width.
The second clamping plate 22 is provided with second clamping portions 24 at two ends, the second clamping portions 24 are perpendicular to the second clamping plate 22, a silica gel pad 25 is arranged on the inner side of the second clamping portions 24, the distance between the two second clamping portions 24 is slightly larger than the width of the rock slice sample slide 16, and the second clamping portions 24 do not protrude from the rock slice sample slide 16.
When in use, the utility model is characterized in that: the short side of the slide is clamped on the second clamping plate 22, and then the slide is clamped on the first clamping plate 21 by two clamps.
The connecting rack 2 and the upright 9 are a bolt 13 and a butterfly nut 14, and a silica gel washer 131 is arranged at the head of the bolt 13. The silicone washer 131 is on the side of the holder and tool bit for force cushioning. When the slide glass is used, after the rotation angle of the placement frame 2 is determined, the butterfly nut 14 is screwed in by one hand, the placement frame 2 is fixed on the vertical rod 9, and the silica gel gasket 131 is tightly attached to the slide glass 16.
When the rock slice sample placing frame 2 is used, after the scraping in one direction is finished, the butterfly nut 14 at the center part of the rock slice sample placing frame is unscrewed, and the rock slice sample placing frame is rotated by 90 degrees, so that the rotation direction is random. After rotating in place, the wing nut 14 is then tightened until the silica gel washer 131 is in close proximity to the slide.
And a residual glue collecting device 6 is arranged below the notch 7. When the sample fixing device is operated, the falling residual glue is ensured to be in the residual glue collecting device in the box body directly above the notch, so that the aim of centralized environmental protection treatment of process operation wastes is fulfilled.
Two cutter heads are designed at the right end of the notch and fixed through a sleeve 31 and the like, a radiating hole 32 is formed in the front end of the sleeve, and the widths of the first cutter head 3 and the second cutter head 4 are 10mm. The first and second tool bits 3, 4 are made of red copper.
The inside track 15 that installs of box, the inboard interval of guaranteeing two tool bits is at 24mm ~32mm. The bottoms of the first tool bit lifting device 51 and the second tool bit lifting device 52 are respectively provided with a first sliding block 510 and a second sliding block 520, and the first sliding block 510 and the second sliding block 520 are both arranged on the track 15 in a sliding way. The rail 15 is provided with a limiting device 19 for limiting the position of the cutter head. When the positions of the two cutter heads are determined, the positions of the cutter heads are limited through the limiting device. The stop 19 may be a screw or other known structure that may be used for stopping.
The tool bit lifting device 5 drives the first tool bit 3 and the second tool bit 4 to synchronously lift. The tool bit lifting device 5 comprises a first tool bit lifting device 51 and a second tool bit lifting device 52, all adopt aluminum alloy electric push rods of the wxtg model of the Taiwan brand, and the stroke is 50mm. The two lifting switches 53 respectively control the two cutter heads, and simultaneously the lifting switches are pressed down, so that the two cutter heads can be ensured to synchronously lift and scrape the glue.
The upper end of the tool bit lifting device 5 is provided with a doctor blade with a tool bit heating device 8, and the doctor blade comprises tool bits 3 and 4 and a sleeve 31. The front end of the sleeve 31 is provided with a cutter head, and a cutter head heating device 8 is arranged in the sleeve. The tool bit heating device 8 is used for heating the first and second tool bits 3 and 4.
The method for scraping the rubber by using the rubber scraping device comprises the following steps:
1. before the instrument is used, whether the first tool bit 3 and the second tool bit 4 are clean or not, whether residual glue or sundries exist or not, whether the flexibility of the sample placing rack and the butterfly bolt is good or not, and whether the silica gel gasket is complete or not are checked;
2. the main plug is connected with the socket, and the glue scraping device is in a standby state at the moment;
3. placing a glass slide 16 on a sample placing frame 2, firstly placing the long side of the glass slide transversely, pressing down two first clamping parts 23 at the end part of a first clamping plate 21 at the moment, screwing down and fixing a sample through bolts 13 and wing nuts 14, and taking care that the sample is only required to be pushed to a silica gel gasket to be closely attached to the glass slide, so that the first tool bit, the second tool bit and the rock slice sample are positioned above a notch;
4. at the moment, a fan switch is turned on, so that the operation safety and the device safety are ensured, and the inside of the scraping device is kept in a heat dissipation state; the cutter head heating device switch is turned on, and the heating switch controls the heating of the two cutter heads;
5. the first cutter head 3 and the second cutter head 4 are moved to the position of the rock slice sample, the position of the first cutter head lifting device and the second cutter head lifting device on the track is adjusted, the distance between the first cutter head 3 and the second cutter head 4 is adjusted to be 32mm, the first cutter head 3 and the second cutter head 4 are respectively positioned at two sides of the short side of the cover glass 18 and are contacted with the corresponding glass slide 16, and at the moment, the distance between the first cutter head and the second cutter head is 32mm; the lifting switch and the lowering switch are sequentially turned on, and at the moment, the cutter head drives to lift through the electric push rod, so that lifting and glue scraping of the short sides of the cover glass are realized;
6. loosening the butterfly bolt, rotating the sample placing frame by 90 degrees, and then screwing the butterfly bolt; the positions of the first and second cutter head lifting devices on the track are adjusted, the distance between the first and second cutter heads 3 and 4 is adjusted to be 24mm, the first and second cutter heads 3 and 4 are respectively positioned at two sides of the long edge of the cover glass 18 and are contacted with the corresponding glass slide 16, and the cutter heads are driven to lift by the electric push rod to scrape the long edge of the cover glass;
7. after the treatment is finished, the heating switch, the lifter switch, the fan switch and the total plug are sequentially turned off, and the stand-by device is cooled.
8. For environmental protection, the residual glue is melted under the action of the heated first and second tool bits 3 and 4, and then drops to the residual glue collecting device 6 through the notch 7, and after the residual glue drops to the residual glue collecting device, after the batch sample processing is finished and the machine is cooled, the residual glue is collected and then processed. The scraping effect is shown in the table one.
Table 1 comparative experiments of Manual and Instrument operation under the same environmental conditions
As shown in FIG. 8, the abscissa in FIG. 8 represents the time saved and the ordinate represents the number of slides scraped. The upper broken line represents the effect graph after the invention is used; the lower broken line represents the effect of manual scraping. Under the same conditions, several groups of comparative experimental data show that the more samples are processed, the more time is saved when the doctor blade is used for working under the condition that the instrument is in normal operation. Therefore, the glue scraping instrument can effectively improve production efficiency and save labor cost.
A method of rock laminate sheeting, comprising the steps of:
(1) Sampling: slicing by a slicer to obtain rock samples;
(2) And (3) glue fixing: heating the rock sample to 50-60 ℃, and solidifying the rock sample by using rosin size;
(3) Grinding a plane:
(3-1) sequentially carrying out rough grinding on the glued rock sample on a grinding machine, and then carrying out secondary gluing;
(3-2) finely grinding the rock sample subjected to the second cementing on a grinding machine;
(3-2) refining the finely ground planar rock sample on glass;
(4) Sticking: wiping the rock sample plane of the glass slide and the fine grinding plane, and heating; then heating the glass slide and the rock sample, coating the solid fir glue on the central part of the glass slide and the plane of the rock sample, gluing the rock sample and the glass slide, and lightly extruding the glass slide front and back and left and right;
(5) Grinding disc:
(5-1) coarsely grinding the rock sample stuck on the glass slide to a thickness of 0.28-0.40 mm;
(5-2) finely grinding the roughly ground rock slices to a thickness of 0.12-0.18 mm;
(5-3) finely grinding the finely ground rock slices to 0.03mm, wherein the quartz interference color is first-order off-white or high-order white under a polarized light microscope;
(6) And (3) cover plate:
the finely ground rock slice is dyed by rock coloring agent, fir glue is dripped on the dyed rock slice, a cover glass is heated and placed on the plane of fir prefabricated glue, and air bubbles are extruded and discharged; after cooling, scraping residual glue around the cover glass by using a scraping device, and then cleaning by using alcohol;
the glue scraping device comprises a box body 1, wherein the box body 1 is provided with a rock slice sample placing frame 2, a first cutter head 3, a second cutter head 4, a cutter head lifting device 5, a glue residue collecting device 6 and a cutter head heating device 8;
the top plate of the box body 1 is provided with a notch 7;
a rock slice sample placing rack 2 is arranged at one side of the notch 7 and used for placing rock slice samples, and the rock slice sample placing rack 2 is rotatably arranged on the box body;
the other side of the notch 7 is provided with a first cutter head 3 and a second cutter head 4, the first cutter head 3 and the second cutter head 4 are used for scraping residual glue on a rock slice sample, and the first cutter head 3 and the second cutter head 4 are arranged at intervals and in parallel;
the tool bit heating device 8 is used for heating the first tool bit 3 and the second tool bit 4;
the cutter head lifting device 5 drives the first cutter head 3 and the second cutter head 4 to synchronously lift;
the residual glue collecting device 6 is positioned below the notch 7 and is used for accommodating glue on the rock slice samples scraped by the first cutter head 3 and the second cutter head 4;
the residual glue around the cover glass is scraped by a glue scraping device, and the method specifically comprises the following steps:
(6-1) clamping a rock laminate sample on the sample holder 2, the rock laminate sample comprising a slide 16, a rock laminate 17, a cover slip 18;
(6-2) moving the first and second heads 3, 4 to the position of the rock laminate sample, and adjusting the positions of the first and second heads 3, 4 so that the first and second heads 3, 4 are located on both sides of the first side of the cover glass 18 and contact the corresponding slide glass 16, respectively;
the cutter head heating device 8 is electrified, and the first cutter head 3 and the second cutter head 4 can work after being heated to 150-180 ℃;
starting a cutter head lifting device to drive the first cutter head 3 and the second cutter head 4 to synchronously lift, so as to realize the scraping of the first edge of the cover glass;
the sample placing frame 2 is rotated by 90 degrees and then fixed, the positions of the first cutter head 3 and the second cutter head 4 are adjusted, so that the first cutter head 3 and the second cutter head 4 are respectively positioned at two sides of the second edge of the cover glass 18 and are contacted with the corresponding glass slide 16, and the cutter head lifting device is started to drive the first cutter head 3 and the second cutter head 4 to lift, so that the scraping of the second edge of the rock slice sample glass slide 16 is realized;
the residual glue is melted under the action of the first and second heated tool bits 3 and 4 and drops to the residual glue collecting device 6 through the notch 7, so that the residual glue is collected;
(7) Labeling: and sticking a rock slice information label on the front surface of the rock slice.
In the present invention, unless explicitly stated and limited otherwise, the terms "provided," "connected," "disposed," "arranged," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, as noted above, it is to be understood that the invention is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.

Claims (9)

1. A method of spreading rock laminate sheeting, the method comprising the steps of:
(1) Sampling: slicing by a slicer to obtain rock samples;
(2) And (3) glue fixing: heating the rock sample to 50-60 ℃, and solidifying the rock sample by using rosin size;
(3) Grinding a plane: sequentially carrying out rough grinding plane, fine grinding plane and fine grinding plane on the glued rock sample;
(4) Sticking: heating the slide glass and the rock sample, and coating the solid fir glue on the slide glass and the plane of the rock sample to glue the rock sample and the slide glass;
(5) Grinding disc: sequentially carrying out rough grinding, fine grinding and fine grinding on the rock sample stuck on the slide to obtain a rock slice;
(6) And (3) cover plate: the rock slice is dyed by a rock coloring agent, fir glue is dripped on the dyed rock slice, a cover slip is heated, and the cover slip is placed on a fir prefabricated glue plane on the rock slice; after cooling, scraping residual glue around the cover glass by using a scraping device;
the scraping device comprises a box body (1), wherein a rock slice sample placing rack (2), a first cutter head (3), a second cutter head (4), a cutter head lifting device (5), a residual glue collecting device (6) and a cutter head heating device (8) are arranged on the box body (1);
a notch (7) is arranged on the top plate of the box body (1);
a rock slice sample placing rack (2) is arranged at one side of the notch (7) and used for placing rock slice samples, and the rock slice sample placing rack (2) is rotatably arranged on the box body;
the other side of the notch (7) is provided with a first cutter head (3) and a second cutter head (4), the first cutter head (3) and the second cutter head (4) are used for scraping residual glue on a rock slice sample, the first cutter head (3) and the second cutter head (4) are arranged at intervals and in parallel, and the interval between the first cutter head (3) and the second cutter head (4) is adjustable;
the cutter head heating device (8) is used for heating the first cutter head (3) and the second cutter head (4);
the cutter head lifting device (5) drives the first cutter head (3) and the second cutter head (4) to synchronously lift;
the residual glue collecting device (6) is positioned below the notch (7) and is used for accommodating glue on the rock slice samples scraped by the first cutter head (3) and the second cutter head (4);
the residual glue around the cover glass is scraped by a glue scraping device, and the method specifically comprises the following steps:
(6-1) clamping a rock laminate sample on the sample holder (2), the rock laminate sample comprising a slide (16), a rock laminate (17), a cover slip (18);
(6-2) moving the first and second heads (3, 4) to the positions of the rock slice samples, and adjusting the positions of the first and second heads (3, 4) so that the first and second heads (3, 4) are respectively positioned at two sides of the first edge of the cover glass (18) and are contacted with the corresponding glass slide (16);
the cutter head heating device (8) is electrified, and the first cutter head (3) and the second cutter head (4) can work after being heated to 150-180 ℃;
starting a cutter head lifting device to drive the first cutter head (3) and the second cutter head (4) to synchronously lift, so as to realize the scraping of the first edge of the cover glass; the residual glue is melted under the action of the first and second heated tool bits (3, 4) and is dripped to a residual glue collecting device (6) through a notch (7) to collect the residual glue;
(6-3) rotating the sample placing frame (2) by 90 degrees, fixing, adjusting the positions of the first and second tool bits (3, 4) so that the first and second tool bits (3, 4) are respectively positioned at two sides of the second edge of the cover glass (18) and are contacted with the corresponding glass slide (16), and starting the tool bit lifting device to drive the first and second tool bits (3, 4) to lift so as to realize scraping of the second edge of the rock slice sample glass slide (16);
the residual glue is melted under the action of the first and second heated tool bits (3, 4) and is dripped to a residual glue collecting device (6) through a notch (7) to collect the residual glue;
(7) Labeling: and sticking a rock sample information label on the front surface of the rock slice sample.
2. The method for scraping the rock slice flaking according to claim 1, wherein the first and second tool bits (3, 4) have the same structure and comprise a red copper tool bit (30) and a sleeve (31), the red copper tool bit (30) is arranged at the front end of the sleeve (31), a tool bit heating device is arranged in the sleeve (31), a heat dissipation hole (32) is arranged on the sleeve (31), and the sleeve (31) is vertically arranged with the tool bit lifting device (5).
3. The method for scraping the slice into the slice according to claim 1, wherein the top plate of the box body is provided with a vertical rod (9), and the slice sample rack (2) is rotatably arranged on the vertical rod (9).
4. A method of scraping rock laminate sheeting according to claim 1, wherein a fan (10) is provided in the housing (1), the start and stop of the fan (10) being controlled by a fan switch (11).
5. The method for scraping rock slice sheets according to claim 1, wherein a control switch of a tool bit heating device is arranged on the box body (1).
6. The scraping method for rock slice flaking according to claim 1, wherein the rock slice sample placing frame (2) is of a cross structure and comprises a first clamping plate (21) and a second clamping plate (22), and the first clamping plate (21) and the second clamping plate (22) are vertically arranged;
the two ends of the first clamping plate (21) are provided with first clamping parts (23), and the first clamping parts (23) are used for clamping the first edge of the glass slide (16);
second clamping plate (22) both ends are equipped with second clamping part (24), and second clamping part (24) are used for centre gripping slide glass (16) second limit, and second clamping part (24) set up perpendicularly with second clamping plate (22), and second clamping part (24) inboard is equipped with silica gel pad (25), and the distance between two second clamping parts (24) is slightly greater than the width of rock flake sample slide glass (16), and second clamping part (24) are not outstanding in rock flake sample slide glass (16).
7. A method of scraping rock slice into pieces according to claim 3, characterized in that the sample holder (2) and the upright (9) are connected by a bolt (13) and a wing nut (14), and a silica gel washer (131) is arranged at the head of the bolt (13).
8. The method for scraping the rock slice into the slice according to claim 1, wherein the box body (1) is provided with a track (15), the tool bit lifting device (5) comprises a first tool bit lifting device (51) and a second tool bit lifting device (52), the bottoms of the first tool bit lifting device (51) and the second tool bit lifting device (52) are correspondingly provided with a first sliding block (510) and a second sliding block (520), and the first sliding block (510) and the second sliding block (520) are both arranged on the track (15) in a sliding way; the rail (15) is provided with a limiting device (19).
9. A method of spreading rock laminate sheeting according to claim 1, wherein the tool head lifting device (5) is an electric push rod.
CN202110758394.7A 2021-07-05 2021-07-05 Spreading method for rock slice flaking Active CN113432908B (en)

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CN113933104A (en) * 2021-10-13 2022-01-14 青岛海洋科学与技术国家实验室发展中心 Rotating glass plate type marine micro-surface layer sampling device and marine micro-surface layer sampling method

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