CN115541524A - Self-calibration rock core imaging spectrum scanner - Google Patents
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Abstract
The invention discloses a self-calibration rock core imaging spectrum scanner, which belongs to the technical field of photoelectric remote sensing detecting instruments and comprises a conveyor belt module, wherein the conveyor belt module penetrates through a black box, and an imaging spectrometer module, a light source module and a self-calibration module are arranged in the black box; the imaging spectrometer module is arranged in the upper space of the black box and comprises a near-infrared spectrometer, a refrigeration type short-wave infrared spectrometer and an RGB camera; the light source module is arranged in the upper space of the black box, comprises two groups of linear array halogen lamps and is respectively positioned at two sides of the imaging spectrometer module; the self-calibration module is arranged on a supporting cross beam at the middle lower part of the black box and mainly comprises a torque motor, a calibration plate and a support. The invention has the advantages of wide spectrum range and high spectral resolution; the self-calibration can be automatically completed before scanning imaging, and the precision is high; the spectrum scanning imaging can be carried out on all the cores in the core tray at one time, and the working efficiency is high.
Description
Technical Field
The invention belongs to the technical field of photoelectric remote sensing detecting instruments, and particularly relates to a self-calibration rock core imaging spectrum scanner.
Background
In the last two decades, the hyperspectral technology is widely applied to the aspects of large-area mineral mapping, delineation of an ore-forming target area and the like. However, as the number of open-pit deposits decreases, deep mineral exploration becomes a new direction for geological and mineral exploration. The core is used as an important carrier of underground information, the characteristic spectrum information and the image information of a core sample are obtained by adopting a high-resolution highlight imaging technology, geological and mineral information is converted into electronic data which are easy to store, transport, query and analyze, the core logging cost is reduced, and meanwhile, a core spectrum database can be supported and established, so that basic data are provided for subsequent mineral spectrum analysis, core physicochemical analysis and mineral identification analysis. Most of the currently adopted core spectrometers are imported devices, and are limited in the aspects of device maintenance, subsequent data processing and the like. In order to promote the realization of the localization of equipment, a core imaging spectrum scanning system needs to be developed independently, and the existing equipment needs to be upgraded and replaced.
Core imaging spectrometers can be divided into three categories according to their imaging methods: the device comprises a portable single-point analysis measuring instrument, a color image acquisition scanner and an imaging spectrum core scanner. The portable single-point analysis measuring instruments are widely used in various types, including a field spec Pro FR full spectrum portable spectrum analyzer and a field spec hand-held portable spectrum analyzer manufactured by ASD corporation, SVC corporation, GER1500, GER2600, and GER3700 portable core spectrum analyzers, and a portable near-infrared mineral analyzer PIMA manufactured by ISPL corporation, australia. The typical representative of the color image acquisition scanner is a core scanner of DMT company in Germany, which is widely applied to mineral resource exploration and geological research in Europe and America, japan, australia and other countries. The DMT-1 color core scanner introduced in China from 1998 has achieved good results in the core cataloging of borehole in resource exploration in Shengli oil fields and the like. For core scanners for imaging spectra, the most common internationally commercialized systems are the Hylogger hyperspectral core cataloging system developed by the Australian Council organization (CSIRO) and the SisurROCK core spectral imaging analysis workstation developed by SPECIM corporation of Finland. The CMS350 core scanner developed by Nanjing Address survey center in China breaks through the single function of core image scanning, realizes mineral spectrum information acquisition, and fills the blank in the field in China.
Chinese patent CN201520510521.1 discloses a rock core imaging spectral scanner, including first support and second support, first support mainly comprises the roof, the bottom plate and the riser of connecting the roof, bottom plate one side, the middle part system of roof has first, the second mounting hole, first imaging spectrometer is equipped with in the first mounting hole, second imaging spectrometer is equipped with in the second mounting hole, be equipped with the lighting fixture on the roof, the tail end of lighting fixture is equipped with diffuse reflection lamp cover, be equipped with the light source in the diffuse reflection lamp cover, the second support mainly comprises the support frame, be located the shift mechanism and the tray on the support frame, shift mechanism includes X axle direction mount and installs the motor on X axle direction mount, the motor passes through the shaft coupling and is connected with the lead screw, be equipped with the slider on the lead screw, be equipped with the guide rail on the slider, be equipped with the tray on the guide rail, be equipped with the rock core dish on the tray. The utility model has the advantages that adopt the formation of image scanning mode, can once only scan the spectrum of all rock cores of core plate with the formation of image mode, improve work efficiency.
Chinese patent CN202120856903.5 discloses a modularization rock core spectral scanner relates to the rock core scanner field, including the rock core scanner body, the top of rock core scanner body is fixed with the supporting seat, and the top of supporting seat is provided with the vertical spout of multiunit and horizontal spout, the top of supporting seat is provided with fixed frame, and the inside of fixed frame is connected with the fixed column through the bearing rotation. The utility model discloses a screw rod with mount threaded connection drives the fixed plate and controls the regulation distance, the rotation that support frame and fixed plate pass through the bearing is convenient for adjust horizontal position's rotation angle, be convenient for adjust the distance of fixed rock core between mount and the horizontal pole, and drive the slider longitudinal movement in vertical spout through fixed frame, lateral shifting in the cross slot, rotate the horizontal pole, make the horizontal pole drive the fixed column and stir the latch with the gear, latch extrusion regulating plate and adjusting spring, after adjusting spring resets, make the latch card go into in the gear, can be convenient for carry out the regulation of position.
Chinese patent CN201520257973.3 discloses a visible near-infrared core spectrum scanner, which comprises: the support frame, be equipped with x axle motion guide rail on the support frame, be equipped with y axle motion guide rail on the x axle motion guide rail, be equipped with the platform on the y axle motion guide rail, be equipped with the spectrum appearance on the platform, the one end of platform is equipped with the spectrum appearance light source, x axle motion guide rail is connected with a servo motor, y axle motion guide rail is connected with another servo motor. The utility model discloses the structure is ingenious, light in weight, and energy-concerving and environment-protective, convenient to detach and transportation.
Chinese patent CN202010471520.6 discloses a method for judging core imaging spectrum scanning quality, which comprises the following steps: placing a standard white board on a scanning path of an imaging spectrum scanner; placing a standard substance on a scanning path of an imaging spectrometer; carrying out rock core scanning work by using an imaging spectrum scanner to ensure that a standard white board and a standard substance can be collected in each scanning; calculating the reflectivity by using a standard white board; the data quality was checked using standard substances. The invention only needs to put the standard substance on the scanning path, and the operation steps are simple; the invention can complete the inspection once per scanning, and has high inspection efficiency; the same standard substance is used for the same batch of scanning, the detection repeatability is good, and the spatial resolution and the spectral resolution can be checked at the same time.
The core scanners disclosed in the prior art do not have black boxes and self-calibration systems, so that the inversion accuracy of the core reflectivity is insufficient.
Disclosure of Invention
In order to solve the problems, the invention provides a self-calibration rock core imaging spectrum scanner, which provides a full-black and dark environment through a shading black box, simulates solar spectrum through a light source, and completes self-calibration before and after each scanning through a self-calibration system to realize automatic rock core scanning, high-quality imaging and high-precision reflectivity inversion, and comprises the following contents:
the invention aims to provide a self-calibration rock core imaging spectrum scanner which comprises a conveyor belt module for conveying a rock core tray and a black box for shading, wherein the conveyor belt module penetrates through the black box; lifting locking rollers and supporting legs are arranged at four top points of the outer bottom of the aluminum profile frame, two access doors with locks are symmetrically arranged on the side face of the aluminum profile frame, self-calibration module mounting cross beams are arranged in the aluminum profile frame and in parallel with the lower portions of the access doors with locks, two shading lead curtains are arranged below the two access doors with locks Fang Duichen, dustproof vent holes are formed in the access doors with locks, an indium steel support is arranged at the inner top of the aluminum profile frame, light source mounting positions are symmetrically arranged on two sides of the indium steel support, and light source modules capable of simulating solar spectrums are mounted on the light source mounting positions;
the infrared imaging device comprises an indium steel support, a near-infrared spectrometer and a short-wave infrared spectrometer, wherein the indium steel support is fixedly provided with an RGB (red, green and blue) camera, the near-infrared spectrometer and the short-wave infrared spectrometer, which are used for shooting true-color images of rock cores, the near-infrared spectrometer and the short-wave infrared spectrometer are symmetrically arranged on two sides of the RGB camera and symmetrically and obliquely arranged, and the axes of lenses of the near-infrared spectrometer and the short-wave infrared spectrometer are positioned in the longitudinal symmetrical plane of a conveyor belt module and synchronously work;
the self-calibration module is mounted on the self-calibration module mounting cross beam and comprises a torque motor mounted on a motor mounting support, a bearing support and a diffuse reflection plate with reflectivity of 98%, and the axis of the torque motor is parallel to the upper surface of the conveyor belt module.
Furthermore, the imaging object distance of a near infrared spectrometer and a short wave infrared spectrometer in the self-calibration rock core imaging spectrum scanner is 1000-1500mm, and the angle of view is 35-36 degrees.
Further, the near-infrared spectrometer in the self-calibration rock core imaging spectrum scanner comprises a near-infrared spectrometer assembly, a near-infrared telescope fixedly mounted on the near-infrared spectrometer assembly and a detector circuit box assembly.
Furthermore, the detector circuit box assembly in the self-calibration rock core imaging spectrum scanner adopts an InGaAs detector chip capable of collecting spectrum information in the near-infrared band range of the rock core.
Furthermore, the short wave infrared spectrometer in the self-calibration rock core imaging spectrum scanner comprises a short wave spectrometer assembly (26), a short wave telescope and a detector large assembly, wherein the short wave telescope and the detector large assembly are fixedly arranged on the short wave spectrometer assembly, and the included angle between the optical axes of the short wave telescope and the near infrared telescope is 8-12 degrees.
Furthermore, the detector large assembly in the self-calibration rock core imaging spectrum scanner comprises an HgCdTe detector chip capable of collecting spectrum information of the rock core within the range of 1400-2500nm, a Dewar and a refrigerator assembly, wherein the HgCdTe detector chip is packaged in the Dewar, and the expander is coupled with the Dewar;
the refrigerator assembly includes an expander, a heat pipe and a compressor for providing a low temperature working environment for the HgCdTe detector chip.
Furthermore, the length of a conveyor belt module in the self-calibration core imaging spectrum scanner is 2000-3000mm, the width of the conveyor belt is 700-900mm, the effective bearing weight is 80-120kg, the running speed is 0.005-0.05m/s, and the self-calibration core imaging spectrum scanner can be controlled and adjusted through a program.
Furthermore, the length of a black box in the self-calibration rock core imaging spectrum scanner is 1000-1500mm, the width is 1000-1500mm, and the height is 1500-2500mm.
Further, the light source module in the self-calibration core imaging spectrum scanner comprises two groups of linear array halogen lamp light sources, the spectrum range is 400-2500nm, and the incidence angle of the halogen lamp light sources is 18-22 degrees.
Further, the halogen lamp light source in the self-calibration core imaging spectrum scanner comprises a shell (36), wherein the shell is provided with a vent hole, and a fly eye dodging lens, a reflecting shade, a halogen lamp and an air cooling system are arranged in the shell from bottom to top.
Compared with the prior art, the self-calibration rock core imaging spectrum scanner provided by the invention has the beneficial effects that:
1. the invention discloses a self-calibration rock core imaging spectrum scanner which comprises a black box module for shading light and a conveyor belt module penetrating through the black box; install in inside RGB camera of black box, near-infrared spectrum appearance, shortwave infrared spectrum appearance, light source module and from the mark module, each module can be dismantled the vanning transportation alone to in field fast assembly. Wherein, the two sides of the black box are provided with access doors for the maintenance of internal components; the imaging spectrometer module comprises an RGB camera, a near-infrared spectrometer and a shortwave infrared spectrometer and is respectively used for acquiring a rock core visible light image, a near-infrared hyperspectral image and a shortwave infrared hyperspectral image.
2. The invention relates to a self-calibration rock core imaging spectrum scanner which comprises two groups of light source modules and a set of self-calibration modules, wherein the two groups of light source modules can truly simulate a solar spectrum, the spectrum range is 400-2500nm, and light spots with the area not less than 800mm and 200mm, the intensity not less than 1 solar constant and the uniformity not less than 90% can be realized within the working distance range of 1.0-1.4 m; the reflectivity of the diffuse reflection plate of the self-calibration module is 98%, the diffuse reflection plate is matched with a light source, the near-infrared spectrometer and the short-wave infrared spectrometer are self-calibrated before and after the core is scanned every time, and the core reflectivity inversion accuracy can be greatly improved.
Drawings
FIG. 1 is a general structural layout of a self-calibrating core imaging spectrometer of the present invention;
FIG. 2 is a schematic structural diagram of a self-calibration module provided in the present invention;
FIG. 3 is a schematic view of a black box structure according to the present invention;
FIG. 4 is a schematic diagram of a near infrared spectrometer according to the present invention;
FIG. 5 is a schematic view of a short wave infrared spectrometer according to the present invention;
FIG. 6 is a schematic structural diagram of a light source module according to the present invention;
fig. 7 is a schematic view of a fly-eye dodging lens of a light source provided by the invention.
Reference numerals
1-conveyor module, 2-black box, 3-light source module, 4-near infrared spectrometer, 5-RGB camera, 6-short wave infrared spectrometer, 7-self-calibration module, 8-torque motor, 9-diffuse reflection plate, 10-bearing support, 11-motor mounting support, 12-liftable locking roller, 13-self-calibration module mounting beam, 14-leg, 15-shading lead curtain, 16-aluminum profile frame, 17-locked access door, 18-light source mounting position, 19-indium steel support, 20-dustproof ventilation hole, 21-near infrared telescope, 22-near infrared spectrometer assembly, 23-detector circuit box assembly, 24-InGaAs detector chip, 25-short wave infrared telescope, 26-short wave infrared spectrometer assembly, 27-detector large assembly, 28-HgCdTe detector chip, 29-dewar, 30-expander, 31-heat pipe, 32-compressor, 33-compound eye dodging lens, 34-reflector, 35-halogen lamp, 36-shell, 37-air cooling system, 38-ventilation hole.
Detailed Description
The technical contents of the preferred embodiments of the present invention will be made clear and easily understood by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments and the scope of the invention is not limited to the embodiments set forth herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
The self-calibration rock core imaging spectrum scanner disclosed by the invention is characterized in that the whole structure adopts a modular design, all modules can be respectively disassembled and boxed for transportation, can also be quickly assembled, and is suitable for a field complex working environment, the self-calibration rock core imaging spectrum scanner comprises a conveyor belt module 1 for conveying a rock core tray and a black box 2 for shading light, the conveyor belt module 1 penetrates through the black box 2, further, the conveyor belt module 1 is used for conveying the rock core tray and has the length of 2000-3000mm, the width of the conveyor belt is 700-900mm, the effective bearing weight is 80-120kg, the running speed is 0.005-0.05m/s, and can be controlled and adjusted through a program, and preferably, the conveyor belt module 1 is used for conveying the rock core tray and has the length of 2600mm, the width of the conveyor belt is 810mm, and the effective bearing weight is 100kg. Further, the black box 2 of the present invention has a length of 1000 to 1500mm, a width of 1000 to 1500mm and a height of 1500 to 2500mm, and preferably, the black box 2 of the present invention has a length of 1200mm, a width of 1300mm and a height of 1900mm.
As shown in fig. 3, the black box 2 of the present invention is a rectangular parallelepiped structure formed by an aluminum profile frame 16, and includes an inner skin and an outer skin (not shown), the inner skin is attached with a black aluminum honeycomb panel (not shown), and the black aluminum honeycomb panel is used in combination with the black box 2 to further improve the capability of the scanner to eliminate stray light. Four top points of the outer bottom of the aluminum profile frame 16 are provided with lifting locking idler wheels 12 and supporting legs 14, two access doors 17 with locks are symmetrically arranged on the side face of the aluminum profile frame 16, self-calibration module mounting cross beams 13 are arranged in the aluminum profile frame 16 and in parallel with the lower portions of the access doors 17 with locks, preferably, the distance between the lower end face of each access door 17 with locks and the upper surface of a conveying belt is 150mm, two shading lead curtains 15 are symmetrically arranged below the two access doors with locks 17, and dustproof ventilation holes 20 are formed in the access doors 17 with locks.
An indium steel bracket 19 is arranged at the inner top of an aluminum profile frame 16, light source mounting positions 18 are symmetrically arranged on two sides of the indium steel bracket 19, and the light source mounting positions 18 are used for mounting light source modules 3 capable of simulating solar spectrums; preferably, the light source module 3 in the self-calibration core imaging spectrum scanner of the invention as shown in fig. 1 comprises two groups of linear halogen lamp light sources, the spectrum range is 400-2500nm, the incidence angle of the halogen lamp light source is 18-22 °, and preferably, the incidence angle of the halogen lamp light source is 20 °, and the halogen lamp light source of the invention can realize light spots with the area not less than 800mm × 200mm, the intensity not less than 1 solar constant and the uniformity not less than 90% in the working distance range of 1.0-1.4 m. Further, as shown in fig. 6, the halogen lamp light source in the self-calibration core imaging spectrum scanner of the present invention includes a housing 36, the housing 36 is provided with a vent hole 38, a fly-eye dodging lens 33 (as shown in fig. 7), a reflector 34, a halogen lamp 35, and an air cooling system 37 are arranged inside the housing 36 from bottom to top, and the fly-eye dodging lens 33 of the light source of the present invention can improve uniformity of light spots.
As shown in fig. 3, the indium steel support 19 of the present invention is fixedly mounted with the RGB camera 5 for taking a true color image of a core, the near infrared spectrometer 4 and the short wave infrared spectrometer 6 as shown in fig. 1, the near infrared spectrometer 4 and the short wave infrared spectrometer 6 are symmetrically mounted at both sides of the RGB camera 5 and symmetrically and obliquely mounted, and the lens axes of the three are located in the longitudinal symmetric plane of the conveyor belt module 1 and work synchronously; furthermore, the imaging object distances of the near-infrared spectrometer 4 and the short-wave infrared spectrometer 6 in the self-calibration rock core imaging spectrum scanner are both 1000-1500mm, and the field angles are both 35-36 degrees. Further, as shown in fig. 4, the near-infrared spectrometer 4 of the present invention includes a near-infrared spectrometer assembly 22, a near-infrared telescope 21 fixedly mounted on the near-infrared spectrometer assembly 22, and a detector circuit box assembly 23. Furthermore, the detector circuit box assembly 23 in the self-calibration rock core imaging spectrum scanner adopts an InGaAs detector chip 24 which can collect spectrum information in the near-infrared band range of the rock core. Further, as shown in fig. 5, the short wave infrared spectrometer 6 of the present invention comprises a short wave spectrometer component 26, a short wave telescope 25 and a detector large component 27 fixedly mounted on the short wave spectrometer component 26, wherein an included angle between optical axes of the short wave telescope 25 and the near infrared telescope 21 is 8-12 °, and preferably, an included angle between optical axes of the short wave telescope 25 and the near infrared telescope 21 is 10 °. Further, the detector large assembly 27 in the self-calibration core imaging spectrum scanner comprises an HgCdTe detector chip 28, a dewar 29 and a refrigerator assembly, wherein the HgCdTe detector chip 28 can collect spectrum information in the core 1400-2500nm range, the dewar 29 is packaged in the dewar 29, and the expander 30 is coupled with the dewar 29; the chiller assembly includes an expander 30, a heat pipe 31 and a compressor 32 for providing a low temperature working environment for the HgCdTe detector chip 28.
As shown in fig. 2, the self-calibration module 7 is mounted on the self-calibration module mounting beam 13 of the present invention, the self-calibration module 7 includes a torque motor 8 mounted on a motor mounting base 11, a bearing base 10 and a diffuse reflection plate 9 with a reflectivity of 98%, an axis of the torque motor 8 is parallel to an upper surface of the conveyor belt module 1, and the self-calibration module of the present invention has two working states, namely an imaging mode and a calibration mode. In the calibration mode, the working surface of the diffuse reflection plate 9 with the reflectivity of 98% faces upwards; in the imaging mode, the diffuse reflection plate 9 with a reflectivity of 98% is turned 180 ° clockwise, with the working surface facing downward.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The self-calibration rock core imaging spectrum scanner comprises a conveyor belt module (1) used for conveying a rock core tray and a black box (2) used for shading, wherein the conveyor belt module (1) penetrates through the black box (2), and is characterized in that the black box (2) is a cuboid structure formed by an aluminum profile frame (16) and comprises an inner skin and an outer skin, and a black aluminum honeycomb plate used for eliminating stray light is pasted on the inner skin; lifting locking rollers (12) and supporting legs (14) are arranged at four top points of the outer bottom of the aluminum profile frame (16), two access doors with locks (17) are symmetrically arranged on the side surface of the aluminum profile frame (16), self-calibration module mounting cross beams (13) are arranged in the aluminum profile frame (16) and in parallel with the lower portions of the access doors with locks (17), two shading lead curtains (15) are symmetrically arranged below the two access doors with locks (17), dustproof vent holes (20) are arranged on the access doors with locks (17), an indium steel support (19) is arranged at the inner top of the aluminum profile frame (16), light source mounting positions (18) are symmetrically arranged on two sides of the indium steel support (19), and the light source mounting positions (18) are used for mounting light source modules (3) capable of simulating solar spectrums;
the infrared imaging device is characterized in that an RGB camera (5), a near-infrared spectrometer (4) and a short-wave infrared spectrometer (6) which are used for shooting true color images of a rock core are fixedly mounted on the indium steel support (19), the near-infrared spectrometer (4) and the short-wave infrared spectrometer (6) are symmetrically mounted on two sides of the RGB camera (5) and symmetrically and obliquely mounted, and lens axes of the near-infrared spectrometer (4) and the short-wave infrared spectrometer (6) are located in a longitudinal symmetrical plane of the conveyor belt module (1) and synchronously work;
install from mark module (7) on the module installation crossbeam of marking (13), from mark module (7) including installing torque motor (8), bearing support (10) and the diffuse reflection board (9) that reflectivity is 98% on motor erection support (11), the axis of torque motor (8) and the upper surface parallel of conveyer belt module (1).
2. The self-calibrating core imaging spectrometer scanner according to claim 1, wherein the near infrared spectrometer (4) and the short wave infrared spectrometer (6) have imaging object distances of 1000-1500mm and field angles of 35-36 °.
3. The self-calibrating core imaging spectrometry scanner according to claim 2, wherein the near-infrared spectrometer (4) comprises a near-infrared spectrometer assembly (22), a near-infrared telescope (21) fixedly mounted on the near-infrared spectrometer assembly (22), and a detector circuit box assembly (23).
4. A self-calibrating core imaging spectrometer scanner according to claim 3, wherein the detector circuit box assembly (23) employs InGaAs detector chips (24) that collect spectral information in the near infrared band of the core.
5. The self-calibrating core imaging spectrometer scanner according to claim 2, wherein the short wave infrared spectrometer (6) comprises a short wave spectrometer assembly (26), a short wave telescope (25) and a large detector assembly (27) fixedly mounted on the short wave spectrometer assembly (26), and the included angle between the optical axes of the short wave telescope (25) and the near infrared telescope (21) is 8-12 °.
6. The self-calibrating core imaging spectrometer scanner of claim 5, wherein the detector macro-assembly (27) comprises an HgCdTe detector chip (28) capable of collecting spectral information in the core 1400-2500nm range, a dewar (29), and a refrigerator assembly, the HgCdTe detector chip (28) being packaged in the dewar (29), the expander (30) being coupled to the dewar (29);
the chiller assembly includes an expander (30), a heat pipe (31) and a compressor (32) for providing a low temperature working environment for the HgCdTe detector chip (28).
7. A self-calibrating core imaging spectrometer scanner according to claim 1, wherein the conveyor modules (1) have a length of 2000-3000mm, a conveyor width of 700-900mm, an effective bearing weight of 80-120kg and a running speed of 0.005-0.05m/s, which can be controlled and adjusted by a program.
8. A self-calibrating core imaging spectroscopic scanner of claim 1, wherein the black box (2) has a length of 1000-1500mm, a width of 1000-1500mm and a height of 1500-2500mm.
9. A self-calibrating core imaging spectrometer scanner according to claim 1, wherein said light source module (3) comprises two sets of linear halogen lamp light sources, the spectral range is 400-2500nm, and the halogen lamp light source incident angle is 18-22 °.
10. The self-calibration core imaging spectrum scanner according to claim 9, wherein the halogen lamp light source comprises a housing (36), a ventilation hole (38) is formed in the housing (36), and a fly eye dodging lens (33), a reflector (34), a halogen lamp (35) and an air cooling system (37) are arranged inside the housing (36) from bottom to top.
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CN116678849A (en) * | 2023-08-04 | 2023-09-01 | 自然资源实物地质资料中心 | Quality control method and device for core spectrum scanner |
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CN116678849A (en) * | 2023-08-04 | 2023-09-01 | 自然资源实物地质资料中心 | Quality control method and device for core spectrum scanner |
CN116678849B (en) * | 2023-08-04 | 2023-10-27 | 自然资源实物地质资料中心 | Quality control method and device for core spectrum scanner |
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