CN109013004A - A kind of interior decoration waste and scrap multi-stage crushing device - Google Patents

A kind of interior decoration waste and scrap multi-stage crushing device Download PDF

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Publication number
CN109013004A
CN109013004A CN201810850466.9A CN201810850466A CN109013004A CN 109013004 A CN109013004 A CN 109013004A CN 201810850466 A CN201810850466 A CN 201810850466A CN 109013004 A CN109013004 A CN 109013004A
Authority
CN
China
Prior art keywords
wall
crush box
welded
bolted
waste
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810850466.9A
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Chinese (zh)
Inventor
李伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810850466.9A priority Critical patent/CN109013004A/en
Publication of CN109013004A publication Critical patent/CN109013004A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00Disintegrating plant with or without drying of the material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/13Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft and combined with sifting devices, e.g. for making powdered fuel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26Details
    • B02C13/30Driving mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/04Safety devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/02Crushing or disintegrating by roller mills with two or more rollers
    • B02C4/08Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/42Driving mechanisms; Roller speed control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C2201/00Codes relating to disintegrating devices adapted for specific materials
    • B02C2201/06Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Disintegrating Or Milling (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The invention discloses a kind of interior decoration waste and scrap multi-stage crushing devices, including crush box, telescopic rod has been bolted in the two sides of the crushing box bottom, and telescopic rod is located at four corners of crush box, the outer wall of the telescopic rod is socketed with damping spring, the telescopic rod is welded with pedestal far from one end of crush box, the second motor has been bolted in the side inner wall of the crush box, and second motor output shaft one end by being welded with driving gear, the side outer wall of the crush box is welded with second bearing far from the position of the second motor, and the inner wall of second bearing is rotatably connected to rotating bar.The present invention can carry out multi-stage crushing to waste and scrap, convenient for waste and scrap is thoroughly crushed, improve the crush efficiency of device, smashed clast can be screened, improve the crushing effect of device, it can play the role of damping, prevent vibration from damaging to device, reduce the service life of device.

Description

A kind of interior decoration waste and scrap multi-stage crushing device
Technical field
The present invention relates to interior decoration technologies more particularly to a kind of interior decoration waste and scrap multi-stage crushing to fill It sets.
Background technique
Interior decoration include room design, finishing, furniture installation and it is various it is small decorate, bias toward the finishing inside building Construction further includes long-term continuous decoration after moving into not only in Decoration Design construction period, when interior decoration, is used Material is more, more complicated, and pollutant may be more, once needs to carry out pulverization process to waste and scrap.
But existing device can not carry out multi-stage crushing to waste and scrap, waste and scrap crushing is not thorough, this exterior Smashed clast can not be screened by setting, and vibration can be generated in the device course of work, be easily damaged device.Therefore, It needs to design a kind of interior decoration to be solved the above problems with waste and scrap multi-stage crushing device.
Summary of the invention
The purpose of the present invention is to solve disadvantage existing in the prior art, and a kind of interior decoration proposed is with waste and old Material multi-stage crushing device.
To achieve the goals above, present invention employs following technical solutions:
A kind of interior decoration waste and scrap multi-stage crushing device, including crush box, the two sides of the crushing box bottom pass through It is bolted telescopic rod, and telescopic rod is located at four corners of crush box, the outer wall of the telescopic rod is socketed with damping bullet Spring, the telescopic rod are welded with pedestal far from one end of crush box, and the side inner wall of the crush box has been bolted Two motor, and one end of the second motor output shaft, by being welded with driving gear, the side outer wall of the crush box is separate The position of second motor is welded with second bearing, and the inner wall of second bearing is rotatably connected to rotating bar, the rotating bar Outer wall is socketed with pulverization roller, and the outer wall of pulverization roller is welded with the crushing tooth equidistantly distributed, the two sides inner wall of the crush box Counterbore is provided with close to intermediate position, and the inner wall of two counterbores is welded with first bearing, two first bearings Interior wall is rotatably connected to rotation axis, and the outer wall of rotation axis is welded with the crushed leaves equidistantly distributed, the bottom of the crush box Portion is provided with discharge port, and the two sides of the crushing box bottom inner wall are welded with channel steel sliding rail, and the inner wall of channel steel sliding rail slides and connects It is connected to sliding panel, vibrating screen has been bolted at the top of the sliding panel, the side inner wall of the crush box is welded with gear The side outer wall of plate, the crush box is provided with vent window close to the position of bottom, and the inner wall of vent window is provided with dustproof filter screen.
Preferably, it is located in the middle position at the top of the crush box and is provided with feed inlet, and the inner wall of feed inlet is welded with Feed pipe is welded with feed hopper at the top of feed pipe.
Preferably, the outer wall of the rotating bar is welded with driven gear, and mutually nibbles between driven gear and driving gear It closes.
Preferably, the two sides of the crush box top inner wall are welded with guide plate far from the position of feed inlet, and guide plate with There are gaps between pulverization roller.
Preferably, the first motor casing has been bolted close to intermediate position in the side outer wall of crush box, and The first motor has been bolted in the side inner wall of first motor casing, passes through spiral shell between the first motor and rotation axis It tethers and connects.
Preferably, the side outer wall of the crush box is provided with clean-up port close to the position of bottom, and in the side of clean-up port Turning joint has been bolted in wall, and hermatic door has been bolted far from one end of clean-up port in turning joint.
Preferably, push-rod electric machine has been bolted close to the position of bottom in the side inner wall of the crush box, and pushes away It is bolted between bar motor and vibrating screen.
The invention has the benefit that
1, it by the pulverization roller of setting, crushing tooth, the second motor, crushed leaves and the first motor, enables a device to useless Old material carries out multi-stage crushing and improves the crush efficiency of device convenient for thoroughly crushing waste and scrap.
2, it by the push-rod electric machine of setting, channel steel sliding rail and vibrating screen, enables a device to carry out smashed clast Screening, underproof clast is screened and re-starts crushing, improves the crushing effect of device.
3, it by the telescopic rod of setting and damping spring, enables a device to play the role of damping, prevents vibration force pair Device damages, and reduces the service life of device, or even cause to damage to the body of staff, improves device work Safety.
Detailed description of the invention
Fig. 1 is a kind of schematic cross-sectional view of interior decoration waste and scrap multi-stage crushing device proposed by the present invention;
Fig. 2 is a kind of partial structural diagram of interior decoration waste and scrap multi-stage crushing device proposed by the present invention;
Fig. 3 is a kind of schematic view of the front view of interior decoration waste and scrap multi-stage crushing device proposed by the present invention.
In figure: 1 pedestal, 2 telescopic rods, 3 damping springs, 4 crush boxes, 5 push-rod electric machines, 6 baffles, 7 rotation axis, 8 first axles It holds, is 9 crushed leaves, 10 pulverization rollers, 11 crushing tooths, 12 feed pipes, 13 feed hoppers, 14 guide plates, 15 first motor, 16 first electronic Machine shell, 17 vibrating screens, 18 sliding panels, 19 channel steel sliding rails, 20 discharge ports, 21 rotating bars, 22 second motor, 23 driving tooths Wheel, 24 driven gears, 25 second bearings, 26 turning joints, 27 hermatic doors, 28 vent windows.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of interior decoration waste and scrap multi-stage crushing device, including crush box 4,4 bottom of crush box Two sides telescopic rod 2 has been bolted, and telescopic rod 2 is located at four corners of crush box 4, the outer wall of telescopic rod 2 It is socketed with damping spring 3, damping can be played the role of, telescopic rod 2 is welded with pedestal 1, crush box far from one end of crush box 4 The second motor 22 has been bolted in 4 side inner wall, and one end of 22 output shaft of the second motor is by being welded with master The side outer wall of moving gear 23, crush box 4 is welded with second bearing 25, and second bearing 25 far from the position of the second motor 22 Inner wall be rotatably connected to rotating bar 21, the outer wall of rotating bar 21 is socketed with pulverization roller 10, and the outer wall of pulverization roller 10 is welded with The crushing tooth 11 equidistantly distributed, the two sides inner wall of crush box 4 are provided with counterbore close to intermediate position, and two counterbores is interior Wall is welded with first bearing 8, and the interior wall of two first bearings 8 is rotatably connected to rotation axis 7, and the outer wall weldering of rotation axis 7 The crushed leaves 9 equidistantly distributed are connected to, the bottom of crush box 4 is provided with discharge port 20, and the two sides of 4 bottom interior wall of crush box are welded There is channel steel sliding rail 19, and the inner wall of channel steel sliding rail 19 slidably connects sliding panel 18, the top of sliding panel 18 is bolted There is vibrating screen 17, the side inner wall of crush box 4 is welded with baffle 6, and the side outer wall of crush box 4 is provided with logical close to the position of bottom Air regulator 28, and the inner wall of vent window 28 is provided with dustproof filter screen.
In the present invention, the top of crush box 4 is located in the middle position and is provided with feed inlet, and the inner wall of feed inlet be welded with into Expects pipe 12, the top of feed pipe 12 are welded with feed hopper 13, and the outer wall of rotating bar 21 is welded with driven gear 24, and driven gear It is intermeshed between 24 and driving gear 23, the two sides of 4 top inner wall of crush box are welded with guide plate far from the position of feed inlet 14, and there are gap between guide plate 14 and pulverization roller 10, the side outer wall of crush box 4 is bolted close to intermediate position There is the first motor casing 16, and the first motor 15 has been bolted in the side inner wall of the first motor casing 16, the It is bolted between one motor 15 and rotation axis 7, the side outer wall of crush box 4 is provided with cleaning close to the position of bottom Mouthful, and turning joint 26 has been bolted in the side inner wall of clean-up port, turning joint 26 passes through far from one end of clean-up port It has been bolted hermatic door 27, push-rod electric machine 5 has been bolted close to the position of bottom in the side inner wall of crush box 4, and It is bolted between push-rod electric machine 5 and vibrating screen 17.
Working principle: in use, waste and scrap to be put into the inside of crush box 4 by feed hopper 13, waste and scrap passes through Guide plate 14 falls between two pulverization rollers 10 and is crushed, and the second motor 22 drives driving gear 23 to rotate, to make two Pulverization roller 10 rotates, and then crushes crushing tooth 11 tentatively to waste and scrap, and preliminary smashed material can fall into crushing In leaf 9, the first motor 15 will drive the rotation of rotation axis 7, to make crushed leaves 9 further crush waste and scrap, after crushing Clast fallen into vibrating screen 17 by baffle, push-rod electric machine 5 vibrates before and after will drive vibrating screen 17, thus to smashed broken Bits are screened, and crushing qualified clast can be discharged by discharge port 20, conversely, can then be deposited in vibrating screen 17, are opened close Closure door 27, underproof clast is taken out, pulverization process is re-started.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (7)

1. a kind of interior decoration waste and scrap multi-stage crushing device, including crush box (4), which is characterized in that the crush box (4) two sides of bottom have been bolted telescopic rod (2), and telescopic rod (2) is located at four corners of crush box (4), The outer wall of the telescopic rod (2) is socketed with damping spring (3), and the telescopic rod (2) is welded with bottom far from the one end of crush box (4) Seat (1), the side inner wall of the crush box (4) has been bolted the second motor (22), and the second motor (22) is defeated One end of shaft is by being welded with driving gear (23), and the side outer wall of the crush box (4) is far from the second motor (22) Position is welded with second bearing (25), and the inner wall of second bearing (25) is rotatably connected to rotating bar (21), the rotating bar (21) outer wall is socketed with pulverization roller (10), and the outer wall of pulverization roller (10) is welded with the crushing tooth (11) equidistantly distributed, institute The two sides inner wall for stating crush box (4) is provided with counterbore close to intermediate position, and the inner wall of two counterbores is welded with first axle It holds (8), the interior wall of two first bearings (8) is rotatably connected to rotation axis (7), and the outer wall of rotation axis (7) is welded with The bottom of the crushed leaves (9) equidistantly distributed, the crush box (4) is provided with discharge port (20), crush box (4) bottom interior wall Two sides be welded with channel steel sliding rail (19), and the inner wall of channel steel sliding rail (19) slidably connects sliding panel (18), the sliding It has been bolted at the top of plate (18) vibrating screen (17), the side inner wall of the crush box (4) is welded with baffle (6), institute The side outer wall for stating crush box (4) is provided with vent window (28) close to the position of bottom, and the inner wall of vent window (28) be provided with it is anti- Dirt strainer.
2. a kind of interior decoration according to claim 1 waste and scrap multi-stage crushing device, which is characterized in that the powder It is located in the middle position at the top of broken case (4) and is provided with feed inlet, and the inner wall of feed inlet is welded with feed pipe (12), feed pipe (12) feed hopper (13) are welded at the top of.
3. a kind of interior decoration according to claim 1 waste and scrap multi-stage crushing device, which is characterized in that described turn The outer wall of lever (21) is welded with driven gear (24), and is intermeshed between driven gear (24) and driving gear (23).
4. a kind of interior decoration according to claim 1 waste and scrap multi-stage crushing device, which is characterized in that the powder Position of the two sides far from feed inlet of broken case (4) top inner wall is welded with guide plate (14), and guide plate (14) and pulverization roller (10) Between there are gaps.
5. a kind of interior decoration according to claim 1 waste and scrap multi-stage crushing device, which is characterized in that crush box (4) side outer wall has been bolted the first motor casing (16) close to intermediate position, and the first motor casing (16) side inner wall has been bolted the first motor (15), passes through between the first motor (15) and rotation axis (7) It is bolted.
6. a kind of interior decoration according to claim 1 waste and scrap multi-stage crushing device, which is characterized in that the powder The side outer wall of broken case (4) is provided with clean-up port close to the position of bottom, and the side inner wall of clean-up port has been bolted and has turned Hermatic door (27) have been bolted far from one end of clean-up port in dynamic hinge (26), turning joint (26).
7. a kind of interior decoration according to claim 1 waste and scrap multi-stage crushing device, which is characterized in that the powder The side inner wall of broken case (4) has been bolted push-rod electric machine (5) close to the position of bottom, and push-rod electric machine (5) and vibration It is bolted between sieve (17).
CN201810850466.9A 2018-07-28 2018-07-28 A kind of interior decoration waste and scrap multi-stage crushing device Pending CN109013004A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810850466.9A CN109013004A (en) 2018-07-28 2018-07-28 A kind of interior decoration waste and scrap multi-stage crushing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810850466.9A CN109013004A (en) 2018-07-28 2018-07-28 A kind of interior decoration waste and scrap multi-stage crushing device

Publications (1)

Publication Number Publication Date
CN109013004A true CN109013004A (en) 2018-12-18

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CN201810850466.9A Pending CN109013004A (en) 2018-07-28 2018-07-28 A kind of interior decoration waste and scrap multi-stage crushing device

Country Status (1)

Country Link
CN (1) CN109013004A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109772693A (en) * 2019-01-14 2019-05-21 温州腾骄环保科技有限公司 A kind of good industrial chemicals screening plant of screening effect using new energy
CN110449206A (en) * 2019-08-28 2019-11-15 江苏众鑫磁电有限公司 A kind of pleiotaxy silicon material pulverizer
CN112642520A (en) * 2020-09-21 2021-04-13 魏火娣 Building waste environmental protection crushing apparatus of vibration/noise reduction type
CN112736262A (en) * 2021-01-06 2021-04-30 广州崇真科技有限公司 Button cell processing equipment with complete skin recovery
CN113262864A (en) * 2020-02-17 2021-08-17 淄博齐星化学科技有限公司 Paraformaldehyde production is with crowded garrulous device of pair roll-type
CN113580428A (en) * 2021-08-06 2021-11-02 娄丹 Crushing and separating equipment for waste plastic regeneration and crushing and separating method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6164572A (en) * 1996-07-26 2000-12-26 Tudahl; Daniel L. Apparatus and method for recycling gypsum wallboard
EP1228806A1 (en) * 2000-12-20 2002-08-07 Akira Horigane Crusher, process for preparing and testing materials and apparatus therefor
JP3881995B2 (en) * 2004-03-23 2007-02-14 有限会社 友森工業 Gypsum board crushing and sorting equipment
CN107961851A (en) * 2017-12-04 2018-04-27 郑州艾莫弗信息技术有限公司 One kind shake discharging formula mat glass multi-stage crushing retracting device
CN107961848A (en) * 2017-11-20 2018-04-27 郑州丽福爱生物技术有限公司 A kind of shock-absorbing type feed-processing equipment of good iron removal effect
CN207533371U (en) * 2017-09-29 2018-06-26 马明娥 A kind of fire extinguisher dry powder grinds screening plant

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6164572A (en) * 1996-07-26 2000-12-26 Tudahl; Daniel L. Apparatus and method for recycling gypsum wallboard
EP1228806A1 (en) * 2000-12-20 2002-08-07 Akira Horigane Crusher, process for preparing and testing materials and apparatus therefor
JP3881995B2 (en) * 2004-03-23 2007-02-14 有限会社 友森工業 Gypsum board crushing and sorting equipment
CN207533371U (en) * 2017-09-29 2018-06-26 马明娥 A kind of fire extinguisher dry powder grinds screening plant
CN107961848A (en) * 2017-11-20 2018-04-27 郑州丽福爱生物技术有限公司 A kind of shock-absorbing type feed-processing equipment of good iron removal effect
CN107961851A (en) * 2017-12-04 2018-04-27 郑州艾莫弗信息技术有限公司 One kind shake discharging formula mat glass multi-stage crushing retracting device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109772693A (en) * 2019-01-14 2019-05-21 温州腾骄环保科技有限公司 A kind of good industrial chemicals screening plant of screening effect using new energy
CN110449206A (en) * 2019-08-28 2019-11-15 江苏众鑫磁电有限公司 A kind of pleiotaxy silicon material pulverizer
CN110449206B (en) * 2019-08-28 2021-06-01 江苏众鑫磁电有限公司 Multi-wheel type silicon material crusher
CN113262864A (en) * 2020-02-17 2021-08-17 淄博齐星化学科技有限公司 Paraformaldehyde production is with crowded garrulous device of pair roll-type
CN112642520A (en) * 2020-09-21 2021-04-13 魏火娣 Building waste environmental protection crushing apparatus of vibration/noise reduction type
CN112736262A (en) * 2021-01-06 2021-04-30 广州崇真科技有限公司 Button cell processing equipment with complete skin recovery
CN113580428A (en) * 2021-08-06 2021-11-02 娄丹 Crushing and separating equipment for waste plastic regeneration and crushing and separating method thereof
CN113580428B (en) * 2021-08-06 2023-04-28 广东丽诺新材料科技有限公司 Crushing and separating equipment for waste plastic regeneration and crushing and separating method thereof

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Application publication date: 20181218

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