CN111604358A - Automatic change compaction device for refuse treatment - Google Patents

Automatic change compaction device for refuse treatment Download PDF

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Publication number
CN111604358A
CN111604358A CN202010464091.XA CN202010464091A CN111604358A CN 111604358 A CN111604358 A CN 111604358A CN 202010464091 A CN202010464091 A CN 202010464091A CN 111604358 A CN111604358 A CN 111604358A
Authority
CN
China
Prior art keywords
compaction
box body
motor
electric push
push rod
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.)
Withdrawn
Application number
CN202010464091.XA
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Chinese (zh)
Inventor
徐政
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.)
Suzhou Wabote Intelligent Technology Co ltd
Original Assignee
Suzhou Wabote Intelligent Technology Co ltd
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 Suzhou Wabote Intelligent Technology Co ltd filed Critical Suzhou Wabote Intelligent Technology Co ltd
Priority to CN202010464091.XA priority Critical patent/CN111604358A/en
Publication of CN111604358A publication Critical patent/CN111604358A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE
    • B09B3/00Destroying solid waste or transforming solid waste into something useful or harmless
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0084Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
    • B02C18/0092Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage for waste water or for garbage
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/08Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
    • B02C18/10Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16Details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16Details
    • B02C18/24Drives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE
    • B09B5/00Operations not covered by a single other subclass or by a single other group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/32Discharging presses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B9/00Presses specially adapted for particular purposes

Abstract

The invention discloses a compaction device for automatic garbage disposal, relates to the technical field of garbage disposal, and mainly aims to solve the problems of low automation degree and poor compaction effect of the existing compaction device for garbage disposal; including the box, install in the backup pad of box inner chamber lower part and locate the compaction unit of backup pad top, a box lateral wall middle part is connected with the inlet pipe, lies in the backup pad top on another lateral wall of box and offers and be used for the export of compacted rubbish exhaust, and the exit is equipped with the output conveyor, the exit is equipped with the valve subassembly, still install on the box and be used for pushing away the material unit that the compacted rubbish was released, the compaction unit includes the briquetting and is used for driving the power component of briquetting up-and-down motion, still including the stirring subassembly that is used for stirring rubbish, and this application is equipped with inlet pipe, compaction unit, export, valve subassembly, pushes away material unit and output conveyor, and degree of automation is high, and the compaction is effectual, has.

Description

Automatic change compaction device for refuse treatment
Technical Field
The invention relates to the technical field of garbage treatment, in particular to a compaction device for automatic garbage treatment.
Background
The garbage is solid waste generated in daily life and production of human beings, has large discharge amount, complex and various components, pollution, resource and socialization, needs harmless, resource, reduction and socialization treatment, and can pollute the environment, influence the environmental sanitation, waste resources, destroy the safety of production and life and destroy the social harmony if the garbage cannot be properly treated. The garbage disposal is to rapidly remove the garbage, perform harmless treatment and finally reasonably utilize the garbage. The garbage disposal methods widely used today are sanitary landfills, high temperature composting and incineration. The purpose of garbage treatment is harmlessness, resource utilization and reduction.
The scattered garbage is compacted, the garbage can is convenient to transport and treat, but the automation degree of the existing compaction device for garbage treatment is low, the working efficiency is low, the compaction density is uneven, and the effect is poor.
Disclosure of Invention
The invention aims to provide a compaction device for automatic garbage disposal, which solves the problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a compaction device for automatic garbage treatment comprises a box body, a support plate arranged at the lower part of an inner cavity of the box body and a compaction unit arranged above the support plate, wherein the middle part of one side wall of the box body is connected with a feed pipe, an electric control valve is arranged on the feed pipe, an outlet for discharging compacted garbage is arranged above the support plate on the other side wall of the box body, an output conveying belt is arranged at the outlet, a valve component is arranged at the outlet, a material pushing unit for pushing out the compacted garbage is also arranged on the box body, the compaction unit comprises a pressing block and a power component for driving the pressing block to move up and down, and a stirring component for stirring the garbage, the outer wall of the pressing block is attached to the inner wall of the box body, the stirring component comprises a second motor, a stirring shaft, a stirring rod, a crushing blade, a mounting plate and a lifting mechanism for, second motor fixed mounting is in the mounting panel bottom, and second motor drive connects the (mixing) shaft, and the (mixing) shaft runs through briquetting bottom and fixed mounting has puddler and crushing blade, and puddler and crushing blade are crisscross to be set up, and the holding tank that is used for holding puddler and crushing blade is offered to the briquetting bottom.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: a plurality of water leakage holes are uniformly formed in the supporting plate, and a drain pipe for draining sewage is connected to the bottom of the box body.
In one alternative: the valve component comprises a baffle and a switch mechanism for driving the baffle to move, the baffle is vertically and slidably mounted in the side wall of the box body, the switch mechanism comprises a third motor, a straight gear and a rack, the rack is fixedly mounted on the outer side of the baffle, the third motor is fixedly mounted on the outer wall of the box body, and the straight gear is fixedly mounted on an output shaft of the third motor and meshed with the rack.
In one alternative: the material pushing unit comprises a push plate and a feeding mechanism for driving the push plate to do linear motion, the push plate is located in a groove formed in the side wall, far away from the outlet, of the box body, the feeding mechanism comprises a second electric push rod, the second electric push rod is fixedly installed on the box body, and the push plate is fixedly installed at the end portion of a telescopic rod of the second electric push rod.
In one alternative: elevating system includes threaded rod, first motor and belt drive mechanism, and the threaded rod is totally two and rotate respectively and install in the installation cavity both sides, and the threaded rod runs through the mounting panel and threaded connection with it, and first motor fixed mounting is in briquetting top and drive connection a threaded rod, connects through belt drive mechanism between the two threaded rod tops.
In one alternative: the power assembly comprises a first electric push rod, and the pressing block is connected to the bottom end of the telescopic rod of the first electric push rod.
In one alternative: the pressing block is fixedly connected with the bottom end of the telescopic rod of the first electric push rod.
In one alternative: the briquetting is connected with first electric putter's telescopic link bottom rotation, still is connected with between first electric putter's telescopic link and the briquetting and is used for driving briquetting pivoted actuating mechanism, and actuating mechanism includes positive and negative motor and gear pair, and positive and negative motor fixed mounting is on first electric putter's telescopic link, and positive and negative motor passes through the vice drive of gear and connects the briquetting.
Compared with the prior art, the invention has the following beneficial effects:
be equipped with inlet pipe, compaction unit, export, valve member, push away material unit and output conveyor, the valve member includes baffle and the switching mechanism of drive baffle motion, it includes push pedal and drive push pedal linear motion's feed mechanism to push away the material unit, the compaction unit includes briquetting and the power component who is used for driving the briquetting up-and-down motion, still including the stirring subassembly that is used for stirring rubbish, the stirring subassembly includes second motor, (mixing) shaft, puddler, crushing blade, mounting panel and is used for driving the elevating system that the mounting panel goes up and down, and after the inlet pipe feeding was accomplished, elevating system drove the mounting panel downstream, and the mounting panel drives the second motor and descends, and the second motor drives (mixing) shaft, puddler and crushing blade simultaneously and rotates, can smash bold rubbish when stirring can avoid piling up the mouth of pipe at the inlet pipe, unable equipartition is, lead to compaction density uneven, the effect is relatively poor, accomplishes elevating system and drives the mounting panel and get back to initial position, and first electric putter drives the briquetting and descends, carries out the compaction to rubbish, and initial position is got back to the briquetting after the compaction, and the drive push pedal of second electric putter is released rubbish, and the good rubbish of compaction removes to the output drive belt on, and degree of automation is high, has improved refuse treatment efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
FIG. 2 is a schematic view of the position of the stirring rod on the crushing blade according to the first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.
Notations for reference numerals: 1-box body, 2-briquetting, 3-threaded rod, 4-mounting plate, 5-belt transmission mechanism, 6-first electric push rod, 7-first motor, 8-second motor, 9-stirring rod, 10-crushing blade, 11-holding tank, 12-feeding pipe, 13-second electric push rod, 14-push plate, 15-support plate, 16-baffle, 17-spur gear, 18-output conveyor belt, 19-drain pipe and 20-driving mechanism.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1-2, in the embodiment of the present invention, an automatic compacting device for garbage disposal includes a box 1, a supporting plate 15 installed at a lower portion of an inner cavity of the box 1, and a compacting unit disposed above the supporting plate 15, the supporting plate 15 is uniformly provided with a plurality of water leakage holes, a drain pipe 19 for discharging sewage is connected to a bottom of the box 1, a feeding pipe 12 is connected to a middle portion of a side wall of the box 1, the feeding pipe 12 is provided with an electric control valve, an outlet for discharging compacted garbage is formed in another side wall of the box 1 above the supporting plate 15, an output conveyor belt 18 is disposed at the outlet, the outlet is provided with a valve assembly for controlling opening and closing of the outlet, the valve assembly includes a baffle 16 and a switch mechanism for driving the baffle 16 to move, the baffle 16 is installed in the side wall of the box 1 in a vertical, the rack is fixedly arranged at the outer side of the baffle 16, the third motor is fixedly arranged on the outer wall of the box body 1, the straight gear 17 is fixedly arranged on the output shaft of the third motor and is meshed with the rack, the third motor drives the straight gear 17 to rotate, the straight gear 17 drives the baffle 16 to move through the rack, thereby controlling the opening and closing of the outlet, the box body 1 is also provided with a material pushing unit for pushing out the compacted garbage, the pushing unit comprises a pushing plate 14 and a feeding mechanism for driving the pushing plate 14 to move linearly, the pushing plate 14 is positioned in a groove formed on the side wall of the box body 1 far away from the outlet, in the embodiment, the feeding mechanism comprises a second electric push rod 13, the second electric push rod 13 is fixedly arranged on the box body 1, a push plate 14 is fixedly arranged at the end part of a telescopic rod of the second electric push rod 13, the push plate 14 is driven to move by the second electric push rod 13, so that the compacted garbage is pushed out of the outlet and pushed onto the output conveyor belt 18;
furthermore, the compaction unit comprises a pressing block 2, a power assembly for driving the pressing block 2 to move up and down, and a stirring assembly for stirring garbage, wherein the outer wall of the pressing block 2 is attached to the inner wall of the box body 1, the power assembly preferably comprises a first electric push rod 6, the pressing block 2 is connected to the bottom end of a telescopic rod of the first electric push rod 6, in the embodiment, the pressing block 2 is fixedly connected with the bottom end of the telescopic rod of the first electric push rod 6, the stirring assembly comprises a second motor 8, a stirring shaft, a stirring rod 9, a crushing blade 10, a mounting plate 4 and a lifting mechanism for driving the mounting plate 4 to lift, the mounting plate 4 is horizontally arranged in a mounting cavity arranged in the pressing block 2, the second motor 8 is fixedly arranged at the bottom of the mounting plate 4, the second motor 8 is in driving connection with the stirring shaft, and the stirring shaft penetrates through the, the stirring rod 9 and the crushing blade 10 are arranged in a staggered manner, the bottom of the pressing block 2 is provided with a holding tank 11 for holding the stirring rod 9 and the crushing blade 10, the lifting mechanism comprises two threaded rods 3, a first motor 7 and a belt transmission mechanism 5, the two threaded rods 3 are respectively rotatably arranged at two sides of the mounting cavity, the threaded rods 3 penetrate through the mounting plate 4 and are in threaded connection with the mounting plate 4, the first motor 7 is fixedly arranged at the top of the pressing block 2 and is in driving connection with one threaded rod 3, the tops of the two threaded rods 3 are connected through the belt transmission mechanism 5, after the feeding of the feeding pipe 12 is completed, the lifting mechanism drives the mounting plate 4 to move downwards, the mounting plate 4 drives the second motor 8 to descend, meanwhile, the second motor 8 drives the stirring shaft, the stirring rod 9 and the crushing blade 10 to rotate, massive garbage can be crushed while stirring, the garbage can be prevented, lead to compaction density uneven, the effect is relatively poor, accomplishes elevating system and drives mounting panel 4 and get back to initial position, and first electric putter 6 drives briquetting 2 and descends, carries out the compaction to rubbish, and initial position is got back to briquetting 2 after the compaction, and second electric putter 13 drive push pedal 14 releases rubbish, and the good rubbish of compaction removes to output drive belt 18 on, and degree of automation is high, has improved refuse treatment efficiency.
Example 2
Referring to fig. 3, the embodiment of the present invention is different from embodiment 1 in that the pressing block 2 is rotatably connected to the bottom end of the telescopic rod of the first electric push rod 6, a driving mechanism 20 for driving the pressing block 2 to rotate is further connected between the telescopic rod of the first electric push rod 6 and the pressing block 2, the driving mechanism 20 includes a forward and reverse motor and a gear pair, the forward and reverse motor is fixedly installed on the telescopic rod of the first electric push rod 6, the forward and reverse motor is connected to the pressing block 2 through the gear pair, and the pressing block 2 performs a pressing operation while rotating, so that a pressing effect is better.
The working principle of the invention is as follows: after the feeding of the feeding pipe 12 is finished, the lifting mechanism drives the mounting plate 4 to move downwards, the mounting plate 4 drives the second motor 8 to descend, meanwhile, the second motor 8 drives the stirring shaft, the stirring rod 9 and the crushing blade 10 to rotate, massive garbage can be crushed while stirring, the garbage can be prevented from being piled at the pipe orifice of the feeding pipe 12 and cannot be uniformly distributed on the supporting plate 15, the compaction density is uneven, the effect is poor, the lifting mechanism drives the mounting plate 4 to return to the initial position, the first electric push rod 6 drives the pressing block 2 to descend to compact the garbage, the pressing block 2 returns to the initial position after compaction, the second electric push rod 13 drives the pushing plate 14 to push the garbage out, the compacted garbage moves to the output transmission belt 18, the automation degree is high, the garbage treatment efficiency is improved, the forward and reverse rotation motor is connected with the pressing block 2 through the gear pair, the pressing operation is, the compacting effect is better.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims (8)

1. A compaction device for automatic garbage treatment comprises a box body (1), a support plate (15) arranged at the lower part of an inner cavity of the box body (1) and a compaction unit arranged above the support plate (15), wherein a feed pipe (12) is connected with the middle part of one side wall of the box body (1), an electric control valve is arranged on the feed pipe (12), an outlet used for discharging compacted garbage is arranged above the support plate (15) on the other side wall of the box body (1), an output conveyor belt (18) is arranged at the outlet, a valve assembly is arranged at the outlet, a material pushing unit used for pushing out the compacted garbage is also arranged on the box body (1), the compaction device is characterized in that the compaction unit comprises a pressing block (2) and a power assembly used for driving the pressing block (2) to move up and down, the compaction unit also comprises a stirring assembly used for stirring the garbage, the outer wall of the pressing, mix the elevating system that the subassembly includes second motor (8), (mixing) shaft, puddler (9), crushing blade (10), mounting panel (4) and is used for driving mounting panel (4) to go up and down, the installation intracavity that sets up in briquetting (2) is located to mounting panel (4) level, and second motor (8) fixed mounting is in mounting panel (4) bottom, and the (mixing) shaft is connected in second motor (8) drive, and the (mixing) shaft runs through briquetting (2) bottom and fixed mounting has puddler (9) and crushing blade (10), and puddler (9) and crushing blade (10) set up in a staggered way, and holding tank (11) that are used for holding puddler (9) and crushing blade (10) are offered to briquetting (2) bottom.
2. The compaction device for automatic garbage disposal according to claim 1, wherein a plurality of water leakage holes are uniformly opened on the support plate (15), and a drain pipe (19) for draining sewage is connected to the bottom of the box body (1).
3. The automated trash disposal compacting device of claim 1, wherein the valve assembly comprises a baffle plate (16) and a switch mechanism for driving the baffle plate (16) to move, the baffle plate (16) is slidably mounted in the side wall of the box body (1) up and down, the switch mechanism comprises a third motor, a straight gear (17) and a rack, the rack is fixedly mounted on the outer side of the baffle plate (16), the third motor is fixedly mounted on the outer wall of the box body (1), and the straight gear (17) is fixedly mounted on an output shaft of the third motor and is meshed with the rack.
4. The compaction device for the automatic garbage disposal according to claim 1, wherein the pushing unit comprises a pushing plate (14) and a feeding mechanism for driving the pushing plate (14) to move linearly, the pushing plate (14) is located in a groove formed on a side wall of the box body (1) far away from the outlet, the feeding mechanism comprises a second electric push rod (13), the second electric push rod (13) is fixedly arranged on the box body (1), and the pushing plate (14) is fixedly arranged at the end part of a telescopic rod of the second electric push rod (13).
5. The automated trash processing compaction device of any one of claims 1 to 4, wherein the lifting mechanism comprises two threaded rods (3), two first motors (7) and a belt transmission mechanism (5), the two threaded rods (3) are respectively rotatably mounted on two sides of the mounting cavity, the threaded rods (3) penetrate through the mounting plate (4) and are in threaded connection with the mounting plate, the first motors (7) are fixedly mounted on the top of the pressing block (2) and are in driving connection with one threaded rod (3), and the tops of the two threaded rods (3) are connected through the belt transmission mechanism (5).
6. The automated compaction device for garbage disposal according to claim 5, wherein the power assembly comprises a first electric push rod (6), and the compaction block (2) is connected to the bottom end of the telescopic rod of the first electric push rod (6).
7. The compaction device for automatic garbage disposal according to claim 6, wherein the pressing block (2) is fixedly connected with the bottom end of the telescopic rod of the first electric push rod (6).
8. The compaction device for the automatic garbage disposal according to claim 6, wherein the pressing block (2) is rotatably connected with the bottom end of the telescopic rod of the first electric push rod (6), a driving mechanism (20) for driving the pressing block (2) to rotate is further connected between the telescopic rod of the first electric push rod (6) and the pressing block (2), the driving mechanism (20) comprises a forward and reverse rotation motor and a gear pair, the forward and reverse rotation motor is fixedly installed on the telescopic rod of the first electric push rod (6), and the forward and reverse rotation motor is connected with the pressing block (2) through the gear pair in a driving manner.
CN202010464091.XA 2020-05-27 2020-05-27 Automatic change compaction device for refuse treatment Withdrawn CN111604358A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010464091.XA CN111604358A (en) 2020-05-27 2020-05-27 Automatic change compaction device for refuse treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010464091.XA CN111604358A (en) 2020-05-27 2020-05-27 Automatic change compaction device for refuse treatment

Publications (1)

Publication Number Publication Date
CN111604358A true CN111604358A (en) 2020-09-01

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CN202010464091.XA Withdrawn CN111604358A (en) 2020-05-27 2020-05-27 Automatic change compaction device for refuse treatment

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112314191A (en) * 2020-11-10 2021-02-05 呼伦贝尔学院 High-efficient stoving forage grass bundling equipment
CN112875098A (en) * 2021-02-04 2021-06-01 青岛市中心医院 Non-contact medical waste treatment device
CN113083414A (en) * 2021-03-04 2021-07-09 吁红 Extrusion formula modified starch pulverizes device
CN113523292A (en) * 2021-07-16 2021-10-22 湖南金坤新材料有限公司 Method for producing aluminum-scandium target material through 3D printing equipment
CN116921385A (en) * 2023-09-19 2023-10-24 江苏矿源环保科技有限公司 Mobile kitchen waste solid waste treatment device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112314191A (en) * 2020-11-10 2021-02-05 呼伦贝尔学院 High-efficient stoving forage grass bundling equipment
CN112875098A (en) * 2021-02-04 2021-06-01 青岛市中心医院 Non-contact medical waste treatment device
CN113083414A (en) * 2021-03-04 2021-07-09 吁红 Extrusion formula modified starch pulverizes device
CN113523292A (en) * 2021-07-16 2021-10-22 湖南金坤新材料有限公司 Method for producing aluminum-scandium target material through 3D printing equipment
CN116921385A (en) * 2023-09-19 2023-10-24 江苏矿源环保科技有限公司 Mobile kitchen waste solid waste treatment device

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