CN110099754A - The wiping mechanism of optical profile type sorting machine - Google Patents
The wiping mechanism of optical profile type sorting machine Download PDFInfo
- Publication number
- CN110099754A CN110099754A CN201780080536.0A CN201780080536A CN110099754A CN 110099754 A CN110099754 A CN 110099754A CN 201780080536 A CN201780080536 A CN 201780080536A CN 110099754 A CN110099754 A CN 110099754A
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- tube scraper
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- space
- sorting machine
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- 230000003287 optical effect Effects 0.000 title claims abstract description 124
- 230000007246 mechanism Effects 0.000 title claims abstract description 87
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 239000000428 dust Substances 0.000 abstract description 9
- 239000002245 particle Substances 0.000 description 35
- 239000011521 glass Substances 0.000 description 21
- 239000000758 substrate Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 10
- 239000002994 raw material Substances 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 235000013339 cereals Nutrition 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000000515 tooth Anatomy 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 241000541656 Carex marina Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 239000011805 ball Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000014571 nuts Nutrition 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3425—Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C2501/00—Sorting according to a characteristic or feature of the articles or material to be sorted
- B07C2501/0018—Sorting the articles during free fall
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
- G01N2021/152—Scraping; Brushing; Moving band
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
- G01N2021/8592—Grain or other flowing solid samples
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)
- Sorting Of Articles (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The reciprocating drive mechanism that the present invention provides tube scraper will not tarnish and can clean the wiping mechanism of the optical profile type sorting machine of the transparent panel of optical section because of dust etc..The above-mentioned wiping mechanism of the above-mentioned optical section of above-mentioned optical profile type sorting machine, which has, falls space and for the confined space for detecting the above-mentioned optical detection unit for being sorted object to be arranged for be sorted that object falls.There is the transparent panel that above-mentioned optical detection unit can be made to carry out the above-mentioned detection for being sorted object in the next door in above-mentioned two space of the optical section of above-mentioned optical profile type sorting machine.Above-mentioned optical section it is above-mentioned fall space and be equipped with to abut with above-mentioned transparent panel clean the tube scraper of the transparent panel, and the reciprocating drive mechanism for sliding above-mentioned tube scraper along above-mentioned transparent panel is equipped in above-mentioned confined space.The movable part of above-mentioned tube scraper and above-mentioned reciprocating drive mechanism can integrally movably be linked via the next door in above-mentioned two space and by magnetic force.
Description
Technical field
The present invention relates to the light that the tablets such as cereals, resin particle equigranular object or sea sedge are sorted based on color etc.
The wiping mechanism of the transparent panel for cleaning optical section in formula sorting machine more particularly to optical profile type sorting machine.
Background technique
Now, there is known following optical profile type sorting machines: based on color etc. by the cereals such as rice, wheat, beans, nut fruits,
The small article such as the resin sheets such as particle, ball, pharmaceuticals, ore class, white sand is made of other shot-like particles, tablet etc.
Raw material sorting is qualified product and rejected product, or excludes the foreign matter etc. being mixed into raw material.
Above-mentioned optical profile type sorting machine detected in optical section by optical detection apparatus fall from the lower end etc. of sliding slot it is granular
Object etc. carries out superiority and inferiority judgement based on the detection signal, and determines that result is excluded and sorted from falling track based on the superiority and inferiority,
To be discharged according to superiority and inferiority.
However, being equipped with confined space in above-mentioned optical profile type sorting machine in above-mentioned optical section, matching in above-mentioned confined space
Equipped with constituting the light source of above-mentioned optical detection apparatus, background and by optical sensor, and in the detection of above-mentioned confined space
The next door for stating the sides such as shot-like particle is equipped with the transparent panels such as glass.
Above-mentioned optical profile type sorting machine can prevent above-mentioned optical detection apparatus because of falling with above-mentioned shot-like particle etc. as a result,
And the dust etc. to disperse is tarnished, and the detection of above-mentioned shot-like particle can be carried out by above-mentioned optical detection apparatus.
However, in above-mentioned optical profile type sorting machine, due to the above-mentioned shot-like particle in above-mentioned optical section in above-mentioned transparent panel
One side etc. the space side fallen adheres to above-mentioned dust etc., so there is the problem of sharpness of separation reduction.
Therefore, it is proposed to the one of a kind of space side that the above-mentioned shot-like particle etc. for cleaning above-mentioned transparent panel using tube scraper is fallen
The wiping mechanism that face carries out is (referring to patent document 1~3.).
In the wiping mechanism documented by patent document 1, screw shaft is equipped in the space that shot-like particle etc. is fallen, in utilization
The movement for stating screw shaft back and forth to drive tube scraper.
Also, in the wiping mechanism documented by patent document 2, it is equipped with ringed line in the space that shot-like particle etc. is fallen,
Tube scraper is back and forth driven using the movement of above-mentioned ringed line.
In addition, being equipped with no bar cylinder in the space that shot-like particle etc. is fallen in the wiping mechanism documented by patent document 3
Cylinder back and forth drives tube scraper using the movement of above-mentioned no bar cylinder barrel.
Mechanism is wiped according to documented by above patent document 1~3, it, can be clear using tube scraper in above-mentioned optical section
The one side for the space side that the above-mentioned shot-like particle etc. for sweeping above-mentioned transparent panel is fallen, it is thus possible to prevent the sorting essence of optical profile type sorting machine
The reduction of degree.
However, wiping mechanism documented by above patent document 1~3 is equipped with wiping in the space that shot-like particle etc. is fallen
The reciprocating drive mechanism of device has the problem of above-mentioned reciprocating drive mechanism is tarnished because of above-mentioned dust etc..
Existing technical literature
Patent document
Patent document 1: the real micro- film for being willing to clear No. 55-33089 (Japanese Unexamined Patent Publication 56-137782) of Japan
Patent document 2: Japanese Unexamined Patent Application 58-17341 bulletin
Patent document 3: Japanese Unexamined Patent Publication 2-21980 bulletin
Summary of the invention
Problems to be solved by the invention
Therefore, the purpose of the present invention is to provide a kind of wiping mechanisms of the optical section of optical profile type sorting machine, clean optics
The reciprocating drive mechanism of the tube scraper of the transparent panel in portion will not tarnish because of dust etc..
Solution for solving the problem
To achieve the goals above, with regard to the wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention and
Speech, the above-mentioned optical section of the optical profile type sorting machine have be sorted that object falls to fall space and be arranged that detection is above-mentioned to be sorted object
Optical detection unit confined space, and the next door in above-mentioned two space have above-mentioned optical detection unit can be made to carry out
The transparent panel for being sorted the detection of object is stated, the wiping mechanism of the optical section of above-mentioned optical profile type sorting machine is characterized in that, above-mentioned
Optical section it is above-mentioned fall space be arranged abutted with above-mentioned transparent panel to clean the tube scraper of the transparent panel, in above-mentioned confined space
The reciprocating drive mechanism for sliding above-mentioned tube scraper along above-mentioned transparent panel, above-mentioned tube scraper and above-mentioned reciprocating drive mechanism is arranged
Movable part can integrally movably be linked via the next door in above-mentioned two space and by magnetic force.
In the wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention, sky is fallen in optical section
Between be arranged and abutted with transparent panel to clean the tube scraper of above-mentioned transparent panel, being equipped in confined space makes above-mentioned tube scraper along above-mentioned
The movable part of the reciprocating drive mechanism of transparent panel sliding, above-mentioned tube scraper and above-mentioned reciprocating drive mechanism is via above-mentioned two space
Next door simultaneously integrally can movably be linked by magnetic force, thus the reciprocating drive mechanism of tube scraper will not be because dust etc. be by dirt
Damage.
The wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention is preferably, above-mentioned tube scraper with
And the movable part of above-mentioned reciprocating drive mechanism installs magnet respectively, above-mentioned two magnet is adsorbed via above-mentioned transparent panel, thus
The movable part of above-mentioned tube scraper and above-mentioned reciprocating drive mechanism integrally can movably link.
It is upper in reciprocating movement in the wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention
State tube scraper by manpower, barrier etc. block and assumed outside power in the case where, above-mentioned tube scraper and above-mentioned driving machine
The magnet separation that the movable part of structure has, only the movable part of above-mentioned driving mechanism is mobile, so as to prevent because of above-mentioned wiping
Device makes one injured or above-mentioned barrier and the situation of above-mentioned tube scraper breakage.Also, in the movement for blocking above-mentioned tube scraper
Component disappear in the state of, move back and forth the movable part of above-mentioned driving mechanism again, to make to be installed on above-mentioned tube scraper
The magnet of magnet and the movable part for being installed on above-mentioned driving mechanism is adsorbed, and the separation of the above-mentioned tube scraper of selfreparing is capable of.
The wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention is preferably, in above-mentioned tube scraper
Top is equipped with the C-shaped holding section in section, it is above-mentioned fall space and be arranged guidance moved back and forth to above-mentioned tube scraper lead
To axis, the above-mentioned holding section of above-mentioned tube scraper can removably engage with above-mentioned guiding axis.
In the wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention, if in above-mentioned tube scraper
Top is equipped with the C-shaped holding section in section, it is above-mentioned fall space and be arranged guidance moved back and forth to above-mentioned tube scraper lead
Can removably it engage to the above-mentioned holding section of axis, and above-mentioned tube scraper with above-mentioned guiding axis, then the replacement operation of tube scraper
It becomes easy.
The wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention is preferably, in above-mentioned tube scraper
Above-mentioned holding section front end is equipped with the abutting part abutted with above-mentioned next door.
In the wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention, if in above-mentioned tube scraper
Above-mentioned holding section front end is equipped with the abutting part abutted with above-mentioned next door, even if then in the case where being arranged obliquely the optical section,
Above-mentioned tube scraper is also connected to above-mentioned next door without rotating by axis of above-mentioned guiding axis because of above-mentioned abutting part, is able to maintain that above-mentioned
Tube scraper is connected to the state of above-mentioned transparent panel.Also, even if having acted on to above-mentioned tube scraper from the separation of above-mentioned transparent panel
In the case where power, due to above-mentioned tube scraper and above-mentioned reciprocating drive mechanism movable part via above-mentioned two space next door and pass through
Magnetic force and integrally can movably link, so also can prevent above-mentioned tube scraper from separating from above-mentioned transparent panel.
The wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention is preferably above-mentioned reciprocal driving machine
Structure has driving screw, in the second tube scraper that the above-mentioned side for falling space is equipped with reflecting plate and abuts with the reflecting plate, warp
The rotation of above-mentioned driving screw is transferred to the swinging axle of above-mentioned second tube scraper by power transfer mechanism, so as to integrated driving
Above-mentioned tube scraper and above-mentioned second tube scraper.
In the wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention, if using following structure
At: above-mentioned reciprocating drive mechanism has driving screw, is equipped with reflecting plate in the above-mentioned side for falling space and supports with the reflecting plate
The rotation of above-mentioned driving screw is transferred to the swing of above-mentioned second tube scraper via power transfer mechanism by the second tube scraper connect
Axis can integrally drive above-mentioned tube scraper and above-mentioned second tube scraper, then reflecting plate can be cleaned by being not provided with new driving source.
Also, in the wiping mechanism of the optical section of the optical profile type sorting machine of embodiments of the present invention, if above-mentioned optics
Portion has from above and below towards the light source background module for being sorted object irradiation light in the flowing of detection position, then by above-mentioned the
Two tube scrapers clean the upper side and lower side of said reflection plate, are able to maintain that the effect of said reflection plate.
The effect of invention is as follows.
In accordance with the invention it is possible to provide a kind of wiping mechanism of the optical section of optical profile type sorting machine, the saturating of optical section is cleaned
The reciprocating drive mechanism of the tube scraper of isotropic disk will not tarnish because of dust etc..
Detailed description of the invention
Fig. 1 is the perspective view of optical profile type sorting machine.
Fig. 2 is the perspective view of optical unit.
Fig. 3 is the top view of optical unit.
Fig. 4 is the sectional block diagram of optical unit, and is the explanatory diagram fallen in space.
Fig. 5 is the B-B cross-sectional view of Fig. 3.
Fig. 6 is the perspective view for wiping mechanism.
Fig. 7 is the explanatory diagram of driving screw.
Fig. 8 is the explanatory diagram of the situation of tube scraper installation.
Fig. 9 is the right view for wiping mechanism.
Figure 10 is the top view of side tube scraper module.
Figure 11 is the internal structural map of side tube scraper module.
Specific embodiment
The embodiments of the present invention will be described with reference to the drawings.
< optical profile type sorting machine >
Fig. 1 shows the perspective view of an example of optical profile type sorting machine.
Above-mentioned optical profile type sorting machine 1 have supply shot-like particle shot-like particle supply unit 2, sort shot-like particle optical section 3, with
And the discharge unit 4 of the shot-like particle after discharge sorting.
Above-mentioned shot-like particle supply unit 2 has material container (not shown) and supplies above-mentioned raw materials container to above-mentioned optical section 3
The sliding slot 21 of interior shot-like particle.
Above-mentioned optical section 3 has the predetermined position for being set to above-mentioned optical profile type sorting machine 1 and supplies to from above-mentioned shot-like particle
The optical unit 30 that the shot-like particle that portion 2 supplies is sorted.
Above-mentioned discharge unit 4 has the discharge material (not shown) of the shot-like particle sorted according to superiority and inferiority discharge by above-mentioned optical section 3
Bucket.
Following device and cabinet 311 are formed as one and make 3 blocking of optical section by above-mentioned optical unit 30: detection is granular
The optical detection apparatus of object；Exclude the push-off device of shot-like particle；It handles the detection signal of above-mentioned optical detection apparatus and carries out grain
The signal processing circuit substrate that the superiority and inferiority of shape object determines；And superiority and inferiority based on above-mentioned signal processing circuit substrate determine result come
Drive the release drive circuit substrate of above-mentioned push-off device.
Also, the superiority and inferiority of the shot-like particle of above-mentioned optical section 3 determine to be not limited to the qualification of the raw material as shot-like particle with not
Judgement, the judgement of raw material type of foreign matter etc. that qualified judgement further includes raw material and is mixed into the raw material.
In above-mentioned shot-like particle supply unit 2, the shot-like particle exported from above-mentioned raw materials container is on the surface of above-mentioned sliding slot 21
It flows down, is freely fallen from the scheduled track of lower end edge of above-mentioned sliding slot 21.
Above-mentioned free-falling shot-like particle is detected in above-mentioned optical section 3 by above-mentioned optical detection apparatus, in above-mentioned signal
The detection signal of the above-mentioned optical detection apparatus of processing circuit processing substrate carries out superiority and inferiority judgement.Moreover, being sentenced based on above-mentioned superiority and inferiority
Determine as a result, excluding above-mentioned grain from track is fallen by above-mentioned push-off device by above-mentioned release drive circuit substrate driving push-off device
Shape object simultaneously carries out superiority and inferiority sorting.
Shot-like particle after above-mentioned superiority and inferiority sorting is discharged according to superiority and inferiority from above-mentioned discharge hopper in above-mentioned discharge unit 4.
< optical section >
Fig. 2 shows the perspective views of optical unit.Fig. 3 shows the top view of optical unit.
Above-mentioned optical unit 30, which has, has the sabulous cabinet 31 for falling space S 1 in center.
Above-mentioned cabinet 31 is mainly by lateral frame 32a, 32b, tubular cover 34a, 34b, top plate 37a, 37b, side cover 50,50
It constitutes.
In above-mentioned cabinet 31, a pair of of optical detection dress (not shown) is arranged in the above-mentioned front for falling space S 1 and rear
It sets, is equipped with push-off device in the above-mentioned rear side fallen in space S 1, and be equipped with not in the above-mentioned side for falling space S 1
The signal processing circuit substrate and release drive circuit substrate of diagram, above-mentioned apparatus and component are integrally formed.
Fig. 4 is the sectional block diagram of optical unit, shows the explanatory diagram fallen in space S 1.Fig. 5 is the side of optical unit
Depending on cross-sectional view, the B-B cross-sectional view of Fig. 3 is shown.
There are a pair of of lateral frame 32a, 32b, above-mentioned two sides in above-mentioned two sides for falling space S 1 of above-mentioned cabinet 31
Surface frame frame 32a, 32b is linked to constitute skeleton by multiple axis 33.
The above-mentioned front and rear for falling space S 1 between above-mentioned two sides frame 32a, 32b, is equipped by setting
A pair of of tubular cover 34a, 34b that the composite plate of rouge and metal is constituted and bending is formed.
In the inside of above-mentioned each tubular cover 34a, 34b, it is separately equipped with camera module 35a, 35b, light source background module
The each component of the above-mentioned optical detection apparatus such as 36a, 36b.The top of above-mentioned each tubular cover 34a, 34b be equipped with for by
State the opening that camera module 35a, 35b etc. are disposed in above-mentioned each tubular cover 34a, 34b, above-mentioned each opening by top plate 37a,
37b is closed.It is equipped in above-mentioned two sides frame 32a, 32b for configuring above-mentioned light source background module 36a, 36b etc. above-mentioned
Opening in each tubular cover 34a, 34b, above-mentioned each opening are closed by side cover 50,50.
Herein, above-mentioned camera module 35a, 35b have the function by optical sensor as detection shot-like particle.
Opening portion to above-mentioned each tubular cover 34a, 34b that is, the linking part application sealing with the connection of other components, thus
Inside becomes confined space S2.
It is equipped with opening in above-mentioned 1 side of space S that falls of above-mentioned each tubular cover 34a, 34b, is constituted in above-mentioned each opening assembly
Transparent glass plate 38a, 38b of the above-mentioned antetheca for falling space S 1 and rear wall.Also, in above-mentioned each glass plate 38a, 38b
The above-mentioned face for falling 1 side of space S is equipped with following preceding tube scrapers 61,61.
In the above-mentioned opening for falling 1 side of space S for being set to above-mentioned each tubular cover 34a, 34b, can assemble by other materials
The transparent panel of composition replaces above-mentioned glass plate 38a, 38b.
Above-mentioned each lateral frame 32a, 32b are provided integrally with the end plate 41,41 for constituting the above-mentioned two sidewalls for falling space S 1,
Above-mentioned each end plate 41,41 top and in the above-mentioned inner surface for falling 1 side of space S, assemble for ensuring that this falls space S 1
Both sides light quantity a pair of of reflecting mirror 42,42.Following side tube scrapers is equipped in the front surface of above-mentioned each reflecting mirror 42,42
81,81, the following side tube scraper moulds for acting above-mentioned each side tube scraper 81,81 are arranged in the outside of above-mentioned each end plate 41,41
Block.
Above-mentioned each end plate 41,41 top and in the above-mentioned inner surface for falling 1 side of space S, can assemble by other materials
The reflecting plate constituted is expected to replace above-mentioned reflecting mirror 42,42.
The valve module 45 for having nozzle, valve and manifold is equipped in the above-mentioned rear side fallen in space S 1.Also,
The above-mentioned front side fallen in space S 1 is opposed to be equipped with the anti-plate 46 that disperses with above-mentioned valve module 45.
Above-mentioned valve module 45 constitutes above-mentioned push-off device, with the tubular cover 34b for being disposed in the above-mentioned rear for falling space S 1
Interior air line 47 connects.
Above-mentioned each end plate 41,41 outside and in the lower section of above-mentioned each side tube scraper module, be separately equipped in processing
It states the detection signal of optical detection apparatus and carries out the signal processing circuit substrate 48 of the superiority and inferiority judgement of shot-like particle, based on above-mentioned letter
The superiority and inferiority of number processing circuit substrate 48 determines result to drive the release drive circuit substrate 49 of above-mentioned push-off device.
Moreover, in the outside of above-mentioned signal processing circuit substrate 48 and above-mentioned release drive circuit substrate 49 and above-mentioned
The outer end of each frame 32a, 32b are respectively fitted with side cover 50,50.
< wipes mechanism >
Fig. 6 is the explanatory diagram of the wiping mechanism of embodiments of the present invention, shows the perspective view from positive right side of face.Figure
7 show the explanatory diagram of driving screw He its movable part.Fig. 8 shows the explanatory diagram of the situation of installation tube scraper.Fig. 9 shows wiping mechanism
Right view.Figure 10 shows the top view of side tube scraper module.Figure 11 shows the internal structural map of side tube scraper module.
In embodiments of the present invention, optical section 3, which has, is disposed in the above-mentioned front side and rear side for falling space S 1
And it cleans a pair of of above-mentioned each glass plate 38a, 38b and wipes mechanism 60.
Above-mentioned a pair of mechanism 60 that wipes is about identical structure, thus this sentence be disposed in it is above-mentioned fall space S 1 after
It is illustrated for the wiping mechanism 60 of square side.
Above-mentioned wiping mechanism 60, which has, is disposed in falling 1 side of space S and supporting with above-mentioned glass plate 38b for above-mentioned optical section 3
It drives in the inside of the preceding tube scraper 61 that connects and the tubular cover 34b for being disposed in above-mentioned optical section 3 that is, confined space S2 and back and forth
The preceding tube scraper module 71 of above-mentioned preceding tube scraper 61.
Above-mentioned preceding tube scraper 61 has tube scraper frame 62, is fixed with scraping for such as rubber system in above-mentioned tube scraper frame 62
Piece 63 is wiped, above-mentioned wiping piece 63 is connected to above-mentioned glass plate 38b.Also, in above-mentioned tube scraper frame 62 and for fixed
It states and is formed with magnet department of assembly 64 above the position for wiping piece 63, assemble magnet 65 in the magnet department of assembly 64.
It is equipped with the C-shaped holding section 66 in section on the top of above-mentioned tube scraper frame 62, moreover, in above-mentioned holding section 66
Front end is equipped with abutting part 67.
It falls above-mentioned in space S 1 and in the upper front surface of above-mentioned glass plate 38b, is equipped with the above-mentioned preceding wiping of guidance
The guiding axis 68 of the movement of device 61.The above-mentioned holding section 66 of above-mentioned preceding tube scraper 61 can removably block with above-mentioned guiding axis 68
It closes.
Also, the front end of the above-mentioned abutting part 67 of above-mentioned preceding tube scraper 61 with positioned at above-mentioned glass plate 38b top it is upper
State tubular cover 34b abutting.
Above-mentioned preceding tube scraper module 71 has driving screw 72, rotation drives the motor 73 of above-mentioned driving screw 72, is assemblied in
State the rotation of driving screw 72 and the adjoint driving screw 72 and the nut 74 moved back and forth and the shifting for guiding above-mentioned nut 74
Dynamic guiding axis 75.
In above-mentioned nut 74, it is integrally formed with the magnet carrier 76 abutted with above-mentioned glass plate 38b, and in above-mentioned magnet
Bracket 76 assembles magnet 77.
In above-mentioned wiping mechanism 60, it is assemblied in the magnet 65 and dress of the above-mentioned magnet department of assembly 64 of above-mentioned preceding tube scraper 61
Magnet 77 assigned in the above-mentioned magnet carrier 76 being integrally formed with above-mentioned nut 74 is adsorbed via above-mentioned glass plate 38b, from
And above-mentioned preceding tube scraper 61 integrally can movably link with above-mentioned nut 74.
In the wiping mechanism 60 of embodiments of the present invention, above-mentioned optical section 3 fall 1 side of space S be equipped with
The preceding tube scraper 61 that above-mentioned glass plate 38b is abutted, is equipped in above-mentioned confined space S2 and back and forth drives above-mentioned preceding tube scraper 61
Preceding tube scraper module 71, the magnet 77 of the magnet 65 of above-mentioned preceding 61 side of tube scraper and above-mentioned preceding 71 side of tube scraper module is via upper
It states glass plate 38b to be adsorbed, so that above-mentioned preceding tube scraper 61 and the nut 74 of above-mentioned preceding tube scraper module 71 can be moved integrally
Link dynamicly, because the reciprocating drive mechanism of tube scraper 61 before this will not tarnish because of dust etc..
Also, in the wiping mechanism 60 of embodiments of the present invention, it is equipped with and cuts on the top of above-mentioned tube scraper frame 62
The C-shaped holding section 66 in face falls in space S 1 and is equipped in guidance in the upper front surface of above-mentioned glass plate 38b above-mentioned
The guiding axis 68 of the movement of tube scraper 61 before stating, the above-mentioned holding section 66 of above-mentioned preceding tube scraper 61 can removably with above-mentioned guiding
Axis 68 engages, so that the replacement operation of the preceding tube scraper 61 becomes easy.
In addition, in the wiping mechanism 60 of embodiments of the present invention, due to the above-mentioned card in above-mentioned tube scraper frame 62
The front end in conjunction portion 66 is equipped with the abutting part 67 abutted with the above-mentioned tubular cover 34b positioned at the top of above-mentioned glass plate 38b, so i.e.
Make in the case where being arranged obliquely optical unit 30, above-mentioned preceding tube scraper 61 is also because above-mentioned abutting part 67 is connected to above-mentioned tubular
34b is covered without for axis rotation, the state for being connected to above-mentioned glass plate 38b can be maintained with above-mentioned guiding axis 68 (holding section 66).
Even if in the case where having acted on above-mentioned preceding tube scraper 61 from the power that above-mentioned glass plate 38b is separated, due to above-mentioned preceding tube scraper
The magnet 65 of 61 sides and the magnet 77 of above-mentioned preceding 71 side of tube scraper module are adsorbed via above-mentioned glass plate 38b, so also can
Enough prevent above-mentioned preceding tube scraper 61 from separating from above-mentioned glass plate 38b.
In the wiping mechanism 60 of embodiments of the present invention, above-mentioned preceding tube scraper 61 in reciprocating movement by manpower,
Barrier etc. block and assumed outside power in the case where, the magnet 65 of above-mentioned preceding 61 side of tube scraper and above-mentioned preceding tube scraper mould
The magnet 77 of 71 side of block separates, and only the equal movable parts of nut 74 of above-mentioned preceding tube scraper module 71 are mobile, so as to prevent because
Above-mentioned preceding tube scraper 61 makes one the situation of 61 breakage of injured or above-mentioned barrier and above-mentioned preceding tube scraper.Also, it is blocking
In the state of after the component disappearance of the movement of above-mentioned preceding tube scraper 61, by moving the movable parts such as above-mentioned nut 74 back and forth again
It is dynamic, adsorb the magnet 65 of above-mentioned 61 side of preceding tube scraper and the magnet 77 of above-mentioned preceding 71 side of tube scraper module, so as to
The separation of enough above-mentioned preceding tube scrapers 61 of selfreparing.
In the embodiment of aforementioned present invention, it is configured to, the magnet 65 of above-mentioned preceding 61 side of tube scraper and above-mentioned preceding wiping
The magnet 77 of 71 side of device module is adsorbed via above-mentioned glass plate 38b, but such as can also separate via tubular cover 34b
It states and falls other next door parts of space S 1 and above-mentioned confined space S2 and adsorbed.
In embodiments of the present invention, above-mentioned wiping mechanism 60 is also equipped with and is assemblied in the above-mentioned interior table for falling space S 1
The side tube scraper 81 of the abutting of reflecting mirror 42 of the both sides in face and the side tube scraper for being disposed in the above-mentioned outside for falling space S 1
Module 91.
In above-mentioned side tube scraper 81, the side that tube scraper frame 82 is fixed with such as rubber system in side wipes piece 83, and
The side wipes piece 83 and abuts with above-mentioned reflecting mirror 42.
Above-mentioned side tube scraper module 91 has the power transfer mechanisms such as gear train as illustrated in fig. 11, passes via above-mentioned power
Tube scraper axis 104a, 104b that the rotation of above-mentioned driving screw 72 is transferred to above-mentioned side tube scraper 81 by mechanism are passed, in wobble drive
State side tube scraper 81.
In the movable part outlet of above-mentioned preceding tube scraper module 71, (in Fig. 8, the nut 74 of preceding tube scraper module 71 waits movable parts
The mobile path of left direction) in, above-mentioned driving screw 72 and pinion gear 78 shown in Figure 11 rotate counterclockwise, wobble gear 98
Via idle running two-stage gear 94, idler gear 95, idler gear 96 and rotate.At this point, above-mentioned wobble gear 98 drives with connecting rod
Gear 99 engages, and above-mentioned connecting rod driving gear 99 rotates clockwise, and lever drive gear 102 is via connecting rod 100, link arm 101
Reversion is rotated forward repeatedly.Moreover, because of the rotation of above-mentioned lever drive gear 102, tube scraper gear 103a, tube scraper gear 103b into
Row rotates forward reversion, above-mentioned tube scraper gear 103a, the above-mentioned side tube scraper 81, about 81 for being installed on above-mentioned tube scraper gear 103b
It swings.
In the movable part circuit of above-mentioned preceding tube scraper module 71, above-mentioned driving screw 72 and above-mentioned small tooth shown in Figure 11
Wheel 78 rotates clockwise, and above-mentioned wobble gear 98 is via above-mentioned idle running two-stage gear 94, above-mentioned idler gear 95, above-mentioned idle running tooth
It takes turns 96 and rotates.At this point, above-mentioned wobble gear 98 is not engaged with above-mentioned connecting rod driving gear 99, above-mentioned connecting rod driving gear 99 stops
Only, in the case where above-mentioned side tube scraper 81,81 is not horizontality shown in Figure 11, above-mentioned side is scraped by the power of spring 108
It wipes device 81,81 and retracts horizontal position.
It is assumed that the protrusion set on the center of fixed plate 109 becomes in the case where above-mentioned side tube scraper 81,81 is located at upside
The locating part of above-mentioned spring arm 107b, the protrusion set on the lower part of centering gear 105 are in the shape for releasing spring arm 107a to the left
State, if above-mentioned wobble gear 98 and above-mentioned connecting rod driving gear 99 are detached from, above-mentioned spring arm 107a utilizes above-mentioned spring 108
Power retracts the protrusion of above-mentioned centering gear 105, and above-mentioned side tube scraper 81,81 is made to return to horizontality.
In the case where above-mentioned side tube scraper 81,81 is located at downside, the protrusion set on the center of above-mentioned fixed plate 109 becomes
The locating part of above-mentioned spring arm 107a, the protrusion set on the lower part of above-mentioned centering gear 105, which becomes, releases to the right above-mentioned spring arm
The state of 107b, if above-mentioned wobble gear 98 and above-mentioned connecting rod driving gear 99 are detached from, above-mentioned spring arm 107b utilizes above-mentioned
The power of spring 108 retracts the protrusion of above-mentioned centering gear 105, and above-mentioned side tube scraper 81,81 is made to return to horizontality.
Therefore, for the wiping mechanism 60 of embodiments of the present invention, in the movable of above-mentioned preceding tube scraper module 71
In portion outlet, side tube scraper 81,81 carries out pendulum motion to carry out the cleaning on the top and lower part of reflecting mirror 42, scrapes before above-mentioned
It wipes in the movable part circuit of device module 71, above-mentioned side tube scraper 81,81 horizontal position less in the light towards above-mentioned reflecting mirror 42
Set stopping.
The wiping mechanism 60 of embodiment according to the present invention is being examined since optical section 3 has direction from above and below
Location sets the light source of the shot-like particle irradiation light of flowing, background module 36a, 36b, so being cleaned by above-mentioned side tube scraper 81,81
The upper side and lower side for stating reflecting mirror 42 is able to maintain that the effect of above-mentioned reflecting mirror 42.
In the wiping mechanism 60 of embodiments of the present invention, have driving screw 72 in above-mentioned preceding tube scraper module 71, and
In the side tube scraper 81 that the above-mentioned side fallen in space S 1 is equipped with reflecting mirror 42 and abuts with the reflecting mirror 42, via dynamic
The rotation of above-mentioned driving screw 72 is transferred to the swinging axle 84 of above-mentioned side tube scraper 81 by force transfer mechanism, so as to integrated driving
Above-mentioned preceding tube scraper 61 and above-mentioned side tube scraper 81, so that reflecting mirror 42 can be cleaned by being not provided with new driving source.
In embodiments of the present invention, the case where optical section 3 after blocking are disposed in above-mentioned wiping mechanism 60 be
Example, but can also apply to the optical section 3 of non-blocking.
Also, in the embodiment of aforementioned present invention, being disposed in above-mentioned wiping mechanism 60 will be on the surface of sliding slot
In case where optical section of the shot-like particle flowed down as the optical profile type sorting machine of sorting object, but above-mentioned wiping mechanism 60 is for example
Also the optical profile type as sorting object such as shot-like particle, tablet and tympan that will be carried on a conveyor can be disposed in
The optical section of sorting machine.
Wiping mechanism of the invention is not limited to above embodiment, certainly in the range for not departing from the scope of the present invention
It is interior, it can suitably change its structure.
Industrial utilizability
The reciprocating drive mechanism of the tube scraper of wiping mechanism of the invention will not tarnish because of dust etc., can clean light
The transparent panel of the department of the Chinese Academy of Sciences, thus it is exceedingly useful.
The explanation of symbol
1-optical profile type sorting machine, 2-shot-like particle supply units, 3-optical sections, 4-discharge units, 21-sliding slots, 30-optics
Unit, 31-cabinets, 32a, 32b-lateral frame, 33-axis, 34a, 34b-tubular cover, 35a, 35b-camera module,
36a, 36b-light source background module, 37a, 37b-top plate, 38a, 38b-glass plate (transparent panel), 41-end plates, 42-reflections
Mirror (reflecting plate), 45-valve modules, the 46-anti-plates that disperse, 47-air lines, 48-signal processing circuit substrates, 49-release
Drive circuit substrate, 50-sides cover, 60-wipe mechanism, and 61-preceding tube scrapers, 62-tube scraper frames, 63-wipe piece,
64-magnet departments of assembly, 65-magnets, 66-holding sections, 67-abutting parts, 68-guiding axis, 71-preceding tube scraper modules,
72-driving screws, 73-motors, 74-nuts, 75-guiding axis, 76-magnet carriers, 77-magnets, 78-pinion gears, 81-
Side tube scraper, 82-side tube scraper frames, 83-sides wipe piece, and 91-side tube scraper modules, 92-shells, 93-cover, and 94-
Dally two-stage gear, 95-idler gears, 96-idler gears, 97-wobble-plates, 98-wobble gears, 99-connecting rod sliding tooths
Wheel, 100-connecting rods, 101-link arms, 102-lever drive gears, 103a, 103b-tube scraper gear, 104a, 104b-
Tube scraper axis, 105-centering gears, 106-shaft bearing plates, 107a, 107b-spring arm, 108-springs, 109-fixed plates,
S1-falls space, S2-confined space.
Claims (5)
1. a kind of wiping mechanism of the optical section of optical profile type sorting machine, the above-mentioned optical section of the optical profile type sorting machine, which has, to be sorted
What object was fallen falls space and the confined space for detecting the above-mentioned optical detection unit for being sorted object is arranged, and in above-mentioned two space
Next door have above-mentioned optical detection unit can be made to carry out the transparent panel of the above-mentioned detection for being sorted object,
The wiping mechanism of the optical section of above-mentioned optical profile type sorting machine is characterized in that,
Above-mentioned optical section it is above-mentioned fall space and be arranged to abut with above-mentioned transparent panel clean the tube scraper of the transparent panel, upper
State confined space and be equipped with the reciprocating drive mechanism for sliding above-mentioned tube scraper along above-mentioned transparent panel, above-mentioned tube scraper with it is above-mentioned past
The movable part of multiple driving mechanism can integrally movably be linked via the next door in above-mentioned two space and by magnetic force.
2. the wiping mechanism of the optical section of optical profile type sorting machine according to claim 1, which is characterized in that
Magnet is installed respectively in the movable part of above-mentioned tube scraper and above-mentioned reciprocating drive mechanism, above-mentioned two magnet is via above-mentioned
Isotropic disk is adsorbed, so that the movable part of above-mentioned tube scraper and above-mentioned reciprocating drive mechanism integrally can movably link.
3. the wiping mechanism of the optical section of optical profile type sorting machine according to claim 1 or 2, which is characterized in that
Be equipped with the C-shaped holding section in section on the top of above-mentioned tube scraper, it is above-mentioned fall space be arranged to above-mentioned tube scraper into
Row moves back and forth the guiding axis of guidance, and the above-mentioned holding section of above-mentioned tube scraper can removably engage with above-mentioned guiding axis.
4. the wiping mechanism of the optical section of optical profile type sorting machine according to claim 3, which is characterized in that
The abutting part abutted with above-mentioned next door is equipped in the above-mentioned holding section front end of above-mentioned tube scraper.
5. the wiping mechanism of the optical section of optical profile type sorting machine according to any one of claims 1 to 4, feature exist
In,
Above-mentioned reciprocating drive mechanism has driving screw, and reflecting plate is arranged in the above-mentioned side for falling space and supports with the reflecting plate
The rotation of above-mentioned driving screw is transferred to the swing of above-mentioned second tube scraper via power transfer mechanism by the second tube scraper connect
Axis drives above-mentioned tube scraper and above-mentioned second tube scraper so as to one.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-253712 | 2016-12-27 | ||
| JP2016253712A JP6862824B2 (en) | 2016-12-27 | 2016-12-27 | Wiper mechanism of optical sorter |
| PCT/JP2017/046481 WO2018123990A1 (en) | 2016-12-27 | 2017-12-25 | Wiper mechanism for optical sorting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110099754A true CN110099754A (en) | 2019-08-06 |
| CN110099754B CN110099754B (en) | 2021-06-29 |
Family
ID=62710348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780080536.0A Expired - Fee Related CN110099754B (en) | 2016-12-27 | 2017-12-25 | Scraping mechanism of optical sorting machine |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP6862824B2 (en) |
| KR (1) | KR102406359B1 (en) |
| CN (1) | CN110099754B (en) |
| BR (1) | BR112019013395A2 (en) |
| GB (1) | GB2570615B (en) |
| WO (1) | WO2018123990A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170286A (en) * | 2020-09-22 | 2021-01-05 | 山东省科学院海洋仪器仪表研究所 | Be used for marine instrument probe to prevent biological adhesion device |
| CN113624091A (en) * | 2021-08-18 | 2021-11-09 | 深圳市菁菁教育网络技术有限公司 | Detection apparatus capable of testing quality of graduated scale |
| CN117207558A (en) * | 2023-11-07 | 2023-12-12 | 鸿安（福建）机械有限公司 | Carbon fiber composite material heating and curing equipment |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3101792B1 (en) * | 2019-10-14 | 2021-10-01 | Pellenc Selective Tech | Automatic machine for sorting or inspecting moving objects, equipped with a cleaning device |
| CN113510109B (en) * | 2021-04-23 | 2022-10-14 | 安徽捷泰智能科技有限公司 | Channel surface repairing device for color sorter |
| CN114132750B (en) * | 2022-01-28 | 2022-04-22 | 儒克生物科技常州有限公司 | Fluorescence detection system conveying system |
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| JPH0152689B2 (en) * | 1981-03-26 | 1989-11-09 | Satake Eng Co Ltd | |
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- 2017-12-25 CN CN201780080536.0A patent/CN110099754B/en not_active Expired - Fee Related
- 2017-12-25 WO PCT/JP2017/046481 patent/WO2018123990A1/en active Application Filing
- 2017-12-25 GB GB1907774.2A patent/GB2570615B/en not_active Expired - Fee Related
- 2017-12-25 KR KR1020197021575A patent/KR102406359B1/en active IP Right Grant
- 2017-12-25 BR BR112019013395-0A patent/BR112019013395A2/en not_active IP Right Cessation
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| JPH0152689B2 (en) * | 1981-03-26 | 1989-11-09 | Satake Eng Co Ltd | |
| CN201454881U (en) * | 2009-06-04 | 2010-05-12 | 浙江齐鲤光电科技有限公司 | Rice color sorting machine |
| CN201454880U (en) * | 2009-06-04 | 2010-05-12 | 浙江齐鲤光电科技有限公司 | Tea leaf color selector |
| CN203044374U (en) * | 2012-12-20 | 2013-07-10 | 安徽锐视光电技术有限公司 | Dust removal device for color selector |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170286A (en) * | 2020-09-22 | 2021-01-05 | 山东省科学院海洋仪器仪表研究所 | Be used for marine instrument probe to prevent biological adhesion device |
| CN113624091A (en) * | 2021-08-18 | 2021-11-09 | 深圳市菁菁教育网络技术有限公司 | Detection apparatus capable of testing quality of graduated scale |
| CN113624091B (en) * | 2021-08-18 | 2024-01-02 | 深圳市菁菁教育网络技术有限公司 | Detection device capable of testing quality of graduated scale |
| CN117207558A (en) * | 2023-11-07 | 2023-12-12 | 鸿安（福建）机械有限公司 | Carbon fiber composite material heating and curing equipment |
| CN117207558B (en) * | 2023-11-07 | 2024-02-27 | 鸿安（福建）机械有限公司 | Carbon fiber composite material heating and curing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2570615A (en) | 2019-07-31 |
| JP2018103126A (en) | 2018-07-05 |
| JP6862824B2 (en) | 2021-04-21 |
| GB201907774D0 (en) | 2019-07-17 |
| KR20190102020A (en) | 2019-09-02 |
| CN110099754B (en) | 2021-06-29 |
| GB2570615B (en) | 2022-03-02 |
| BR112019013395A2 (en) | 2020-03-03 |
| KR102406359B1 (en) | 2022-06-07 |
| WO2018123990A1 (en) | 2018-07-05 |
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