CN110441104B - Sample grinder for preparing spectral detection samples of steel materials - Google Patents
Sample grinder for preparing spectral detection samples of steel materials Download PDFInfo
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- CN110441104B CN110441104B CN201910721696.XA CN201910721696A CN110441104B CN 110441104 B CN110441104 B CN 110441104B CN 201910721696 A CN201910721696 A CN 201910721696A CN 110441104 B CN110441104 B CN 110441104B
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- sample
- push rod
- electric push
- linear bearing
- absorber
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 17
- 239000010959 steel Substances 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 title claims abstract description 16
- 238000001514 detection method Methods 0.000 title claims abstract description 11
- 230000003595 spectral effect Effects 0.000 title description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 19
- 238000000227 grinding Methods 0.000 claims abstract description 15
- 238000001228 spectrum Methods 0.000 claims abstract description 7
- 239000006096 absorbing agent Substances 0.000 claims description 20
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
-
- 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
- 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)
- Spectroscopy & Molecular Physics (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A sample grinder for preparing a steel material spectrum detection sample belongs to the technical field of steel material sample preparation devices and is used for preparing the steel material spectrum detection sample. The technical proposal is as follows: the motor is connected with the speed reducer, the output shaft of speed reducer is connected with the transmission shaft through crank, connecting rod, transmission linear bearing fixes the upper end at the pillar, the transmission shaft passes transmission linear bearing and is connected with the manipulator, two supports of manipulator are fixed respectively on the abrasive band machine, the both ends of crossbeam are connected with the support upper end, the transmission shaft is connected with the upper portion of adsorber, the upper end of adsorber is connected with movable linear bearing, movable linear bearing suit is on the crossbeam, movable linear bearing is sliding fit with the crossbeam, the lower extreme of adsorber is relative with the abrasive band surface of abrasive band machine. The invention has the advantages of simple structure, convenient operation, low cost, good sample preparation effect, controllable sample grinding pressure, stable and uniform sample grinding, safe operation, simple maintenance, manpower and material resource saving and the like.
Description
Technical Field
The invention relates to a spectrum sample grinder for preparing a spectrum detection sample of a steel material, and belongs to the technical field of steel material sample preparation devices.
Background
In the process of producing steel materials, steel enterprises often need to detect various physical and chemical indexes of products, including detecting chemical components of steel by using a direct-reading spectrometer. The method has the advantages of being rapid, accurate, multi-element simultaneous detection and the like, shortens the inspection period and saves the labor intensity of personnel. In the direct-reading spectrum analysis and detection project, one surface of the steel material needs to be prepared into a plane, so that the sample preparation requirements of no sand holes, no cracks, no greasy dirt, complete removal of oxide layers on the surface of the sample with a grinding depth of more than 1mm are met. The steel samples may be prepared by grinding using a sample preparation apparatus such as a grinder, belt grinder, or abrasive plate. When grinding, an operator usually places a sample on a shaping die and then directly grinds the sample by hand, so that the sample preparation difficulty, the labor intensity of people and the danger coefficient are increased. And by means of a milling machine, a plurality of enterprises apply the milling machine, so that the inspection and maintenance are complicated, the cost is high, the later investment is large, and the performance price is low.
Disclosure of Invention
The invention aims to solve the technical problem of providing a sample grinder for preparing a spectral detection sample of a steel material, which can quickly and automatically grind samples, reduce the difficulty and labor intensity of grinding the samples by bare hands, and solve the problems of high cost and large investment of a sample grinder.
The technical scheme for solving the technical problems is as follows:
a sample grinder for preparing spectral detection samples of steel materials comprises a power part, a transmission part and a mechanical arm, wherein the power part comprises a base, a motor and a speed reducer, the transmission part comprises a crank, a connecting rod, a strut, a transmission shaft and a transmission linear bearing, and the mechanical arm comprises a bracket, a cross beam, a movable linear bearing and an adsorber;
the base is located abrasive band machine one side, motor and speed reducer are fixed on the base, the motor is connected with the speed reducer, the output shaft of speed reducer is connected with the one end of connecting rod through the crank, the other end of connecting rod is connected with the transmission shaft, the pillar is fixed perpendicularly in the one end that the base is close to abrasive band machine, transmission linear bearing fixes the upper end at the pillar, the transmission shaft passes transmission linear bearing and is connected with the manipulator, two supports of manipulator are fixed respectively on abrasive band machine, the both ends of crossbeam are connected with the support upper end, the transmission shaft is connected with the upper portion of adsorber, the upper end of adsorber is connected with movable linear bearing, movable linear bearing suit is on the crossbeam, movable linear bearing is sliding fit with the crossbeam, the lower extreme of adsorber is relative with abrasive band surface of abrasive band machine.
Above-mentioned preparation iron and steel material spectrum detects sample grinds appearance ware, the adsorber comprises adsorber box body, electro-magnet, electric putter, sample suction block, and the adsorber box body is the rectangle and erects the box body, and one side upper portion of adsorber box body is connected with the removal linear bearing on the crossbeam, and the electro-magnet is fixed in the upper end of adsorber box body, and electric putter's upper portion is located in the adsorber box body, and electric putter's upper end is fixed with the electro-magnet attraction, and electric putter's lower part is located outside the adsorber box body lower extreme, and the upper portion of sample suction block is connected with electric putter's lower extreme, and the lower part fixed mounting of sample suction block has magnet, and magnet and sample adsorb to be connected.
According to the sample grinder for preparing the steel material spectrum detection sample, the sample suction block is a stepped aluminum alloy cylinder, the small-diameter end face of the stepped cylinder is provided with the vertical connecting hole, the diameter of the connecting hole is matched with the diameter of the lower end of the push rod shaft of the electric push rod, the side face of the connecting hole is provided with the jackscrew hole, the jackscrew penetrates through the jackscrew hole to be tightly propped and connected with the push rod shaft, the large-diameter end face of the cylinder of the sample suction block is provided with the circular groove, the magnet is embedded at the bottom of the circular groove, the upper part of the sample is placed in the circular groove, the sample is connected with the magnet in a suction way, the edge of the circular groove is provided with the bulge, the bulge of the sample is embedded in the opening of the circular groove, the lower part of the sample is arranged outside the lower end of the sample suction block, and the lower surface of the sample is opposite to the surface of the abrasive belt.
The invention has the beneficial effects that;
the invention adopts the crank and the connecting rod to convert the rotary motion of the motor into the linear reciprocating motion of the absorber, so that the absorber can drive the sample to carry out reciprocating grinding on the abrasive belt; the electromagnet is used for fixing the electric push rod, and the electric push rod can control the contact and grinding pressure of the sample and the abrasive belt through up-and-down movement; the sample suction block can adsorb and fix the sample and prevent the sample from rotating.
Compared with the prior art, the invention adopts the straight reciprocating sample grinding, the pressure of the ground sample is controllable, the grinding of the sample is more stable and uniform, and the invention has the advantages of safe equipment operation, simple maintenance, manpower and material resource saving and the like, and simultaneously solves the problems of high cost and large investment of using a sample milling machine.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic illustration of the configuration of an adsorber cartridge;
FIG. 5 is a side view of FIG. 4;
FIG. 6 is a top view of FIG. 4;
FIG. 7 is a schematic view of the structure of a sample block;
fig. 8 is a bottom view of fig. 7.
The figures are labeled as follows: base 1, motor 2, speed reducer 3, crank 4, connecting rod 5, transmission shaft 6, transmission linear bearing 7, pillar 8, crossbeam 9, support 10, remove linear bearing 11, adsorber box 12, electro-magnet 13, electric putter 14, electric putter switch 15, sample suction block 16, magnet 17, abrasive band 18, jackscrew 19, opening 20, connecting hole 21, circular recess 22.
Detailed Description
The invention relates to a power part, a transmission part and a manipulator.
The power part comprises a base 1, a motor 2 and a speed reducer 3.
The transmission part comprises a crank 4, a connecting rod 5, a strut 8, a transmission shaft 6 and a transmission linear bearing 7.
The manipulator comprises a bracket 10, a cross beam 9, a movable linear bearing 11 and an absorber.
Figures 1, 2 and 3 show that the base 1 is located on one side of the belt sander, and the motor 2 and the speed reducer 3 are fixed to the base 1. The motor 2 is connected with the speed reducer 3, an output shaft of the speed reducer 3 is connected with one end of the connecting rod 5 through the crank 4, the other end of the connecting rod 5 is connected with the transmission shaft 6, the support column 8 is vertically fixed at one end of the base 1, which is close to the belt sander, the transmission linear bearing 7 is fixed at the upper end of the support column 8, and the transmission shaft 6 penetrates through the transmission linear bearing 7 to be connected with the manipulator. The motor drives the speed reducer 3 to rotate, the speed reducer drives the transmission shaft to move left and right through the crank and the connecting rod, the transmission shaft 6 drives the manipulator to do linear reciprocating motion, and the manipulator drives the sample to grind.
Fig. 1, 2 and 3 show that two supports 10 of the manipulator are respectively fixed on the belt sander, two ends of a cross beam 9 are connected with the upper ends of the supports 10, a transmission shaft 6 is connected with the upper part of an absorber, the upper end of the absorber is connected with a movable linear bearing 11, the movable linear bearing 11 is sleeved on the cross beam 9, the movable linear bearing 11 is in sliding fit with the cross beam 9, and the lower end of the absorber is opposite to the surface of an abrasive belt 18 of the belt sander. When the transmission shaft 6 moves left and right, that is, the absorber is driven to move left and right together, the lower end of the absorber absorbs the sample, and the sample is ground on the surface of the abrasive belt 18.
Fig. 1, 2, 3, 4, 5, and 6 show that the adsorber is composed of an adsorber cartridge 12, an electromagnet 13, an electric push rod 14, and a sample suction block 16. The adsorber box body 12 is a rectangular vertical box body, the upper part of one side of the adsorber box body 12 is connected with a movable linear bearing 11 on the cross beam 9, and the movable linear bearing 11 can move together with the adsorber box body 12. The electromagnet 13 is fixed at the upper end of the adsorber box body 12, the upper part of the electric push rod 14 is positioned in the adsorber box body 12, and a gap of about 5mm is reserved between the inner wall of the box body and the electric push rod 14, so that the electric push rod 14 can be prevented from generating inclined suction due to friction force given by the abrasive belt 18 when in linear reciprocating motion. The upper end of the electric push rod 14 is attracted and fixed with the electromagnet 13, the electromagnet 13 adopts a semicircular electromagnet which is a magnet with an angle of 180 degrees, and the electromagnet 13 attracts and fixes the electric push rod 14 when being electrified. The lower part of the electric push rod 14 is positioned outside the lower end of the adsorber cartridge 12, the upper part of the sample suction block 16 is connected with the lower end of the electric push rod 14, and the lower end of the sample suction block 16 adsorbs a sample. The electric push rod 14 is made of aluminum integrally, and is wrapped with iron sheets externally, so that the effect is prevented from being influenced when the electromagnet 13 is adsorbed.
Fig. 1, 2 and 3 show that the electric push rod 14 is connected with the electric push rod switch 15, the electric push rod switch 15 is a reversing switch, the push rod of the electric push rod 14 can move downwards or upwards through the electric push rod switch 15, the lower part of the electric push rod 14 is controlled to be connected with the sample suction block 16 to be contacted with and separated from the abrasive belt 18 downwards, the electric push rod 14 utilizes the stroke to generate pressure to enable the sample suction block 16 for sucking a sample to be abutted against the abrasive belt 18 or the abrasive belt for grinding, and the electric push rod 14 can adjust the pressure between the sample suction block 16 and the abrasive belt 18 and control the grinding force. The electric putter switch 15 is important for bi-directional movement and pressure control of the electric putter 14.
Fig. 7 and 8 show that the sample suction block 16 is a stepped aluminum alloy cylinder, a vertical connecting hole 21 is formed in the small-diameter end face of the stepped cylinder, the diameter of the connecting hole 21 is matched with the diameter of the lower end of the push rod shaft of the electric push rod 14, and a jackscrew hole is formed in the side face of the connecting hole 21. When in use, the lower end of the push rod shaft of the electric push rod 14 is inserted into the connecting hole 21, and the jackscrew 19 passes through the jackscrew hole to be tightly propped against the push rod shaft.
Fig. 7 and 8 show that the circular groove 22 is formed in the large-diameter end face of the cylinder of the sample suction block 16, the magnet 17 is embedded in the bottom of the circular groove 22, the upper part of the sample is placed in the circular groove 22, and the sample is connected with the magnet 17 in a suction manner. The edge of the circular groove 22 is provided with an opening 20, an outward bulge is reserved on the edge of the sample when the sample is manufactured, the width of the bulge is matched with the opening 20, and the opening is a notch of 8mm x 8mm. The sample is placed with the sample protrusions embedded in the openings 20 of the circular grooves 22 and the sample does not rotate during the milling process. The lower part of the sample is outside the lower end of the sample suction block 16, and the lower surface of the sample is opposite to the surface of the abrasive belt 16.
The application process of the invention is as follows:
when a sample is to be ground, the lower end of the electric push rod 14 is lifted, the sample is placed in the circular groove 22 at the lower end of the sample suction block 16, and the convex part of the sample is embedded in the opening 20 of the sample suction block 16.
The electric push rod 14 is placed in the adsorber box body 12, and the upper end of the electric push rod 14 is opposite to the lower end of the electromagnet 13.
The main power supply is started, the electromagnet 13 adsorbs and fixes the electric push rod 14, meanwhile, the abrasive belt 16 rotates, the motor 2 drives the transmission shaft 6 to do linear reciprocating motion through the crank 4 and the connecting rod 5 of the speed reducer 3, and the transmission shaft 6 drives the adsorber box body 12 and the electric push rod 14 to move together.
The electric push rod switch 15 of the electric push rod 14 is turned on, so that the push rod shaft of the electric push rod 14 moves downwards, the electric push rod 14 carries a sample to be ground on the abrasive belt 18 for more than 3 times through the sample suction block 16, the electric push rod switch 15 is shifted to the other side, the push rod shaft of the electric push rod 14 moves upwards, and after the sample and the abrasive belt 18 are completely separated, a main power supply is turned off.
And taking down the sample, ending the grinding of the sample, and analyzing and detecting by using a direct-reading spectrometer.
One embodiment of the invention is as follows:
the motor 2 is a horizontal single-phase asynchronous motor, the power is 0.75KW, and the model is Y2-80M2-4;
the output rotating speed of the speed reducer is 40r/min, and the model is LJ417-Y0.75-40;
the linear movement distance of the connecting rod 5 is 180mm;
the diameter of the transmission shaft 6 is 16mm, and the length is 250mm;
the inner diameter of the transmission linear bearing 7 is 16mm, the outer diameter is 28mm, the length is 37mm, and the model is LM16UU;
the cross beam 9 has a diameter of 16mm and a length of 250mm;
the diameter of the bracket 10 is 16mm, and the height is 200mm;
the inner diameter of the movable linear bearing 11 is 16mm, the outer diameter is 28mm, and the length is 37mm, and the model is LM16UU;
the adsorber cartridge 12 has a length of 200mm and a width of 25mm;
the model of the electric push rod 14 is LX401;
the overall height of the sample suction block 16 was 25mm, the diameter of the large diameter end of the cylinder was 50mm, the diameter of the small diameter end was 15mm, the inner diameter of the connecting hole 21 of the small diameter end was 15mm, the diameter of the circular groove 22 was 40mm, and the width of the opening 20 was 8mm.
Claims (1)
1. A grinding device for preparing a spectrum detection sample of a steel material is characterized in that: the mechanical arm comprises a power part, a transmission part and a mechanical arm, wherein the power part comprises a base (1), a motor (2) and a speed reducer (3), the transmission part comprises a crank (4), a connecting rod (5), a strut (8), a transmission shaft (6) and a transmission linear bearing (7), and the mechanical arm comprises a bracket (10), a cross beam (9), a movable linear bearing (11) and an absorber;
the belt sander comprises a base (1), a motor (2) and a speed reducer (3), wherein the motor (2) and the speed reducer (3) are fixed on the base (1), an output shaft of the speed reducer (3) is connected with one end of a connecting rod (5) through a crank (4), the other end of the connecting rod (5) is connected with a transmission shaft (6), a support column (8) is vertically fixed at one end, close to the belt sander, of the base (1), a transmission linear bearing (7) is fixed at the upper end of the support column (8), the transmission shaft (6) penetrates through the transmission linear bearing (7) to be connected with a manipulator, two supports (10) of the manipulator are respectively fixed on the belt sander, two ends of a cross beam (9) are connected with the upper ends of the supports (10), a movable linear bearing (11) is sleeved on the cross beam (9), the movable linear bearing (11) is in sliding fit with the cross beam (9), the upper end of the absorber is connected with the movable linear bearing (11), the transmission shaft (6) is connected with the upper part of the absorber, and the lower end of the absorber is opposite to the surface of an absorber (18) of the belt sander.
The absorber comprises an absorber box body (12), an electromagnet (13), an electric push rod (14) and a sample suction block (16), wherein the absorber box body (12) is a rectangular vertical box body, the upper part of one side of the absorber box body (12) is connected with a movable linear bearing (11) on a cross beam (9), the electromagnet (13) is fixed at the upper end of the absorber box body (12), the upper part of the electric push rod (14) is positioned in the absorber box body (12), the upper end of the electric push rod (14) is fixedly attracted by the electromagnet (13), the lower part of the electric push rod (14) is positioned outside the lower end of the absorber box body (12), the upper part of the sample suction block (16) is connected with the lower end of the electric push rod (14), and a magnet (17) is fixedly arranged at the lower part of the sample suction block (16), and the magnet (17) is fixedly connected with a sample in an adsorption way;
the sample suction block (16) is a stepped aluminum alloy cylinder, a vertical connecting hole (21) is formed in the small-diameter end face of the stepped cylinder, the diameter of the connecting hole (21) is matched with the diameter of the lower end of a push rod shaft of the electric push rod (14), a top wire hole is formed in the side face of the connecting hole (21), a top wire (19) penetrates through the top wire hole to be tightly propped against the push rod shaft, a circular groove (22) is formed in the large-diameter end face of the cylinder of the sample suction block (16), a magnet (17) is embedded at the bottom of the circular groove (22), the upper part of the sample is placed in the circular groove (22), the sample is connected with the magnet (17) in an attracting mode, an opening (20) is formed in the edge of the circular groove (22), a bulge is formed in the edge of the sample, the lower part of the sample is arranged outside the lower end of the sample suction block (16), and the lower surface of the sample is opposite to the surface of the abrasive belt (18);
the electric push rod (14) is connected with the electric push rod switch (15), the electric push rod switch (15) is a forward and backward switch, the push rod of the electric push rod (14) can move downwards or upwards through the electric push rod switch (15), the lower portion of the electric push rod (14) is controlled to be connected with the sample suction block (16) to be downwards contacted with and separated from the abrasive belt 18, the electric push rod (14) utilizes the stroke to generate pressure to enable the sample suction block (16) for adsorbing the sample to be propped against the abrasive belt 18) or the abrasive belt to be ground, the electric push rod (14) adjusts the pressure between the sample suction block (16) and the abrasive belt (18), and the grinding force is controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721696.XA CN110441104B (en) | 2019-08-06 | 2019-08-06 | Sample grinder for preparing spectral detection samples of steel materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721696.XA CN110441104B (en) | 2019-08-06 | 2019-08-06 | Sample grinder for preparing spectral detection samples of steel materials |
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| Publication Number | Publication Date |
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| CN110441104A CN110441104A (en) | 2019-11-12 |
| CN110441104B true CN110441104B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910721696.XA Active CN110441104B (en) | 2019-08-06 | 2019-08-06 | Sample grinder for preparing spectral detection samples of steel materials |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004061341A (en) * | 2002-07-30 | 2004-02-26 | Toei Scientific Industrial Co Ltd | Abrasion tester |
| CN201740687U (en) * | 2010-06-12 | 2011-02-09 | 宣化钢铁集团有限责任公司 | Mechanical operating handle used by being matched with spectral sample polishing machine |
| CN202853957U (en) * | 2012-10-08 | 2013-04-03 | 邢台钢铁有限责任公司 | Sample operating mechanism of light-spectrum sample grinding machine |
| KR20140055471A (en) * | 2012-10-31 | 2014-05-09 | 현대제철 주식회사 | Unit for fixing specimen and apparatus for grinding specimen having the same |
| CN203973382U (en) * | 2014-06-30 | 2014-12-03 | 广东韶钢松山股份有限公司 | A kind of steel sample grinds fixture |
| CN210863299U (en) * | 2019-08-06 | 2020-06-26 | 河钢股份有限公司承德分公司 | Sample grinding device for preparing spectrum detection sample of steel material |
-
2019
- 2019-08-06 CN CN201910721696.XA patent/CN110441104B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004061341A (en) * | 2002-07-30 | 2004-02-26 | Toei Scientific Industrial Co Ltd | Abrasion tester |
| CN201740687U (en) * | 2010-06-12 | 2011-02-09 | 宣化钢铁集团有限责任公司 | Mechanical operating handle used by being matched with spectral sample polishing machine |
| CN202853957U (en) * | 2012-10-08 | 2013-04-03 | 邢台钢铁有限责任公司 | Sample operating mechanism of light-spectrum sample grinding machine |
| KR20140055471A (en) * | 2012-10-31 | 2014-05-09 | 현대제철 주식회사 | Unit for fixing specimen and apparatus for grinding specimen having the same |
| CN203973382U (en) * | 2014-06-30 | 2014-12-03 | 广东韶钢松山股份有限公司 | A kind of steel sample grinds fixture |
| CN210863299U (en) * | 2019-08-06 | 2020-06-26 | 河钢股份有限公司承德分公司 | Sample grinding device for preparing spectrum detection sample of steel material |
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| Publication number | Publication date |
|---|---|
| CN110441104A (en) | 2019-11-12 |
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