CN108908780A - A kind of energy saving and environment friendly rubber mill equipment of easy access - Google Patents

A kind of energy saving and environment friendly rubber mill equipment of easy access Download PDF

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Publication number
CN108908780A
CN108908780A CN201810726027.7A CN201810726027A CN108908780A CN 108908780 A CN108908780 A CN 108908780A CN 201810726027 A CN201810726027 A CN 201810726027A CN 108908780 A CN108908780 A CN 108908780A
Authority
CN
China
Prior art keywords
easy access
roller
energy saving
mill equipment
environment friendly
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
CN201810726027.7A
Other languages
Chinese (zh)
Inventor
陈锦
何明
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.)
Wuhu Wanxiang Xinyuan Environmental Protection Technology Co Ltd
Original Assignee
Wuhu Wanxiang Xinyuan Environmental Protection 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 Wuhu Wanxiang Xinyuan Environmental Protection Technology Co Ltd filed Critical Wuhu Wanxiang Xinyuan Environmental Protection Technology Co Ltd
Priority to CN201810726027.7A priority Critical patent/CN108908780A/en
Publication of CN108908780A publication Critical patent/CN108908780A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/30Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/52Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices with rollers or the like, e.g. calenders
    • B29B7/56Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices with rollers or the like, e.g. calenders with co-operating rollers, e.g. with repeated action, i.e. the material leaving a set of rollers being reconducted to the same set or being conducted to a next set
    • 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
    • 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
    • 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
    • B07B1/12Apparatus having only parallel elements
    • B07B1/14Roller screens
    • 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
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/30Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58Component parts, details or accessories; Auxiliary operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/74Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7476Systems, i.e. flow charts or diagrams; Plants
    • B29B7/7495Systems, i.e. flow charts or diagrams; Plants for mixing rubber

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Grinding (AREA)

Abstract

The present invention provides a kind of energy conservation and environmental protection rubber mill equipment of easy access, is related to chemical products mill equipment technical field.The energy saving and environment friendly rubber mill equipment of the easy access, including dust treatment box, dust treatment box two sides are fixedly installed with mounting plate, the side of first roller is movably installed with second tin roller, the opposite side of two baffles is movably installed with the first cabinet, ventilation duct is communicated on the left of the ventilation opening, the ventilation duct is communicated with dust recycling bins far from one end of ventilation opening, is communicated with air blower on the left of the dust recycling bins.The energy saving and environment friendly rubber mill equipment of the easy access, pass through the first roller of setting and second tin roller, to achieve the effect that crushing rubber, by the way that regulating device is arranged, to carry out mill to rubber, by the way that the mutual cooperation of recycling bins and air blower is arranged, the dust that mill can be allowed to generate in the process is inhaled into recycling bins.

Description

A kind of energy saving and environment friendly rubber mill equipment of easy access
Technical field
The present invention relates to chemical products mill equipment technical field, the energy saving and environment friendly rubber of specially a kind of easy access Mill equipment.
Background technique
Rubber makes common a kind of chemical substance in industry, when being related to rubber technology, first have in face of the problem of be Rubber is purified, the rubber of purification could be got up by reasonable utilization, then just there is miscellaneous rubber mixing mill device It comes out, the difference of structure also brings different mill effects, and then rubber mixing mill is in rubber using accounting for very in purification process Consequence.Such equipment is more targeted, and main component is two incorgruous rollers rotated inward, and one to remove be manual Come to adjust the distance of two rollers of adjustment, with the reduction of roller distance, the rubber of different purity can be screened.And rubber is A kind of chemical substance can generate pollution gas and dust influential on environment in extractive process, give environmental protection side Face applies very big pressure, and refining equipment is mostly to seal, and bad fractionation problem when machine maintenance is also following.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of energy saving and environment friendly rubber mill equipment of easy access, Solve the problems, such as that rubber refines dust processing and overhaul of the equipments.
Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:A kind of energy conservation and environmental protection of easy access Type rubber mill equipment, including dust treatment box, dust treatment box two sides are fixedly installed with mounting plate, at the dust Reason case two sides are fixedly installed with baffle, are movably installed with the first roller between two baffles, and the one of first roller Side is movably installed with second tin roller, and the opposite side of two baffles is movably installed with the first cabinet, and two described first Box house is fixedly installed with the first driving motor, and two the first driving motor output ends are movably installed with the first driving Axis, the side of two first cabinets are movably installed with the second cabinet, and two second box houses are fixedly installed with Second driving motor, the output end of two second driving motors are movably installed with the second drive shaft, two first casees The top of body and the second cabinet is fixedly installed with mounting blocks, the top of two first cabinets and two second cabinets It is connected with regulating device by mounting blocks, offers ventilation opening, the left side of the ventilation opening on the left of the dust treatment box It is communicated with ventilation duct, the ventilation duct is communicated with dust recycling bins, the left side of the dust recycling bins far from one end of ventilation opening It is communicated with air blower, dust treatment box bottom is fixedly installed with transparent baffle, and the transparent baffle bottom is fixedly installed with Rubber industry wastewater case.
Further, the bottom end of two baffles is fixedly connected with mount board.
Further, two first drive shafts run through baffle, and two first drive shafts are far from the first driving electricity One end of machine is fixedly connected with the left and right side of the first roller respectively, is offered on two baffles and the first drive shaft The similar first sliding groove matched.
Further, described two second drive shafts run through baffle, and two second drive shafts are far from the one or two One end of driving motor is fixedly connected with second tin roller left and right side, is offered on two baffles and the second drive shaft The similar second sliding slot matched.
Further, two second drive shafts run through baffle, and two second drive shafts are far from the one or two driving One end of motor is fixedly connected with second tin roller left and right side, is offered on two baffles similar to the second drive shaft The second sliding slot matched.
Further, the regulating device includes rotary valve, and the rotary valve bottom is movably installed with turntable by ball, Running through on the rotary valve has drive rod, and drive rod runs through turntable and extends to the top of mounting plate, the drive rod and peace Loading board top is flexibly connected, and is threadedly coupled with rotary valve, and the turntable bottom end is fixedly installed with link block, and the number of link block Amount is two, and two link blocks are connected with drive rod, two described drive rod one end activity installations by movable axis There are mounting blocks.
Working principle:In use, rubber mass invades the gap between the first roller and second tin roller, rotary valve, rotation are rotated Rotary valve can give the component of one transverse direction of drive rod, move up so that the first cabinet and the second cabinet be made to be acted on shifting chute by power Dynamic, the first roller and second tin roller being slidably connected with it can be in opposite directions or backwards to movements, to change the first roller and second The direct clearance distance of roller, the first driving motor and the second driving motor will drive turn of the first transmission shaft and second driving shaft Dynamic, so that the first rotating cylinder and the second rotating cylinder can roll therewith, the rotating cylinder of rolling can roll rubber, distance between roller Change can screen rubber, and the relatively pure rubber fallen down can be fallen in recycling bins, and the dust generated can be by air blast In the wind-force sucking recycling bins that machine generates, preferably to handle air pollution dust, due to the first cabinet, the exposure of the second cabinet It is connected in the outside of whole device, and by bearing, is easier to split in maintenance.
Beneficial effect
Compare the prior art:
1, the energy saving and environment friendly rubber mill equipment of the easy access, by setting the first roller and second tin roller, first It rolls and second tin roller has been respectively fixedly connected with the first transmission shaft and second driving shaft, the first transmission shaft and second driving shaft activity It is connected with the first driving motor and the second driving motor, when two motor drivens, will drive the phase of the first roller and second tin roller To rotation, to the rubber extruded power being poured into, to achieve the effect that crushing rubber.
2, the energy saving and environment friendly rubber mill equipment of the easy access rotates rotary valve, driving by the way that regulating device is arranged Bar can installed under force to the power of the first cabinet and the second cabinet one opposite or opposite direction, two cabinets It is slided on plate, thus the movement of driving the first roller and second tin roller in the horizontal direction, to adjust the first roller and the second rolling The distance between cylinder, to carry out mill to rubber, the first cabinet and the second cabinet can be moved, so that mill equipment is more held Easily it is split maintenance.
3, the energy saving and environment friendly rubber mill equipment of the easy access, by the phase interworking that recycling bins and air blower are arranged It closes, the dust that mill can be allowed to generate in the process is inhaled into recycling bins, it is easier to make environmental protection treatment, recycling bins and air blower are placed in The outside of whole device is easier to split and overhaul.
Detailed description of the invention
Fig. 1 is main view of the present invention;
Fig. 2 is top view of the present invention;
Fig. 3 is regulating device structural schematic diagram of the present invention.
In figure:1 dust treatment box, 2 mounting plates, 3 shifting chutes, 4 first cabinets, 5 shafts, 6 first driving motors, 7 first Drive shaft, 8 baffles, 9 first sliding grooves, 10 first rollers, 11 second cabinets, 12 second driving motors, 13 second drive shafts, 14 Two sliding slots, 15 second tin rollers, 16 mounting blocks, 17 transparent panels, 18 ventilation openings, 19 ventilation ducts, 20 recycling bins, 21 air blowers, 22 are thoroughly Bright baffle, 23 rubber industry wastewater casees, 24 regulating devices, 2401 drive rods, 2402 rotary valves, 2403 turntables, 2404 drive rods, 2405 Link block.
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.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1-3, the embodiment of the present invention provides a kind of energy saving and environment friendly rubber mill equipment of easy access, including Dust treatment box 1,1 two sides of dust treatment box are fixedly installed with mounting plate 2, and 1 two sides of dust treatment box are fixedly installed with gear The bottom end of plate 8, two baffles 8 is fixedly connected with mount board 2, and the first roller 10, the first rolling are movably installed between two baffles 8 The side of cylinder 10 is movably installed with second tin roller 15, by setting the first roller 10 and second tin roller 15, the first roller 10 and the Two rollers 15 have been respectively fixedly connected with the first drive shaft 7 and the second drive shaft 13,13 activity of the first drive shaft 7 and the second drive shaft It is connected with the first driving motor 6 and the second driving motor 12, when two motor drivens, will drive the first roller 10 and second tin roller 15 relative rotation, to the rubber extruded power being poured into, to achieve the effect that crushing rubber, two opposite sides of baffle 8 are equal It is movably installed with the first cabinet 4, the first driving motor 6, two the first driving motors are fixedly installed with inside two the first cabinets 4 6 output ends are movably installed with the first drive shaft 7, and the side of two the first cabinets 4 is movably installed with the second cabinet 11, and two second The second driving motor 12 is fixedly installed with inside cabinet 11, the output end of two the second driving motors 12 is movably installed with second Drive shaft 13, two the first drive shafts 7 run through baffle 8, and two the first drive shafts 7 are distinguished far from one end of the first driving motor 6 It is fixedly connected with the left and right side of the first roller 10, first matched similar to the first drive shaft 7 is offered on two baffles 8 Sliding slot 9, two the second drive shafts 13 run through baffle 8, the one end of two the second drive shafts 13 far from the one or two driving motor 12 with 15 left and right side of second tin roller is fixedly connected, and second matched similar to the second drive shaft 13 is offered on two baffles 8 and is slided The top of slot 14, two the first cabinets 4 and the second cabinet 11 is fixedly installed with mounting blocks 16, two the first cabinets 4 and two The top of second cabinet 11 is connected with regulating device 25 by mounting blocks 16, and regulating device 24 includes rotary valve 2402, rotation 2402 bottom of rotary valve is movably installed with turntable 2403 by ball, and running through on rotary valve 2402 has drive rod 2401, and drive rod 2401 through turntable 2403 and extend to the top of mounting plate 2, and drive rod 2401 is flexibly connected with 2 top of mounting plate, and with rotation Rotary valve 2402 is threadedly coupled, and 2403 bottom end of turntable is fixedly installed with link block 2405, and the quantity of link block 2405 is two, and two A link block 2405 is connected with drive rod 2404 by movable axis, and two 2404 one end of drive rod are movably installed with mounting blocks 16, by the way that regulating device 24 is arranged, rotary valve 2402 is rotated, drive rod 2401 can be to the first cabinet 4 and the second cabinet 11 1 The power in opposite or opposite direction, two cabinets can slide on mounting plate 2 under force, thus the first roller 10 of driving With the movement of second tin roller 15 in the horizontal direction, to adjust the distance between the first roller 10 and second tin roller 15, thus come Mill is carried out to rubber, the first cabinet 4 and the second cabinet 11 can move, so that mill equipment is easier to be split maintenance, powder 1 front of and behind of dirt treatment box is fixedly installed with transparent panel 17, and ventilation opening 18, ventilation opening 18 are offered on the left of dust treatment box 1 Left side be communicated with ventilation duct 19, ventilation duct 19 is communicated with dust recycling bins 20, dust recycling bins far from one end of ventilation opening 18 20 left side is communicated with air blower 21, and 1 bottom of dust treatment box is fixedly installed with transparent baffle 22, and 22 bottom of transparent baffle is fixed Rubber industry wastewater case 23 is installed, by the way that the mutual cooperation of recycling bins and air blower is arranged, the dust that mill can be allowed to generate in the process Be inhaled into recycling bins, it is easier to make environmental protection treatment, the outside that recycling bins and air blower are placed in whole device be easier to split and Maintenance.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of energy saving and environment friendly rubber mill equipment of easy access, including dust treatment box (1), it is characterised in that:It is described Dust treatment box (1) two sides are fixedly installed with mounting plate (2), and dust treatment box (1) two sides are fixedly installed with baffle (8), it is movably installed with the first roller (10) between two baffles (8), the side activity installation of first roller (10) Having second tin roller (15), two opposite sides of the baffle (8) are movably installed with the first cabinet (4), and two described first It is fixedly installed with the first driving motor (6) inside cabinet (4), two the first driving motor (6) output ends are movably installed with The side of first drive shaft (7), two first cabinets (4) is movably installed with the second cabinet (11), two second casees It is fixedly installed with the second driving motor (12) inside body (11), the output end activity peace of two second driving motors (12) Equipped with the second drive shaft (13), the top of two first cabinets (4) and the second cabinet (11) is fixedly installed with mounting blocks (16), the top of two first cabinets (4) and two second cabinets (11) is connected with by mounting blocks (16) Regulating device (25), dust treatment box (1) front of and behind are fixedly installed with transparent panel (17), the dust treatment box (1) left side offers ventilation opening (18), is communicated with ventilation duct (19) on the left of the ventilation opening (18), and the ventilation duct (19) is remote One end from ventilation opening (18) is communicated with dust recycling bins (20), is communicated with air blower on the left of the dust recycling bins (20) (21), dust treatment box (1) bottom is fixedly installed with transparent baffle (22), and transparent baffle (22) bottom is fixedly mounted There are rubber industry wastewater case (23).
2. a kind of energy saving and environment friendly rubber mill equipment of easy access according to claim 1, it is characterised in that:Two The bottom end of the baffle (8) is fixedly connected with mount board (2).
3. a kind of energy saving and environment friendly rubber mill equipment of easy access according to claim 1, it is characterised in that:Two First drive shaft (7) runs through baffle (8), two first drive shafts (7) one end far from the first driving motor (6) point It is not fixedly connected with the left and right side of the first roller (10), is offered and the first drive shaft (7) on two baffles (8) The similar first sliding groove (9) matched.
4. a kind of energy saving and environment friendly rubber mill equipment of easy access according to claim 1, it is characterised in that:Two Second drive shaft (13) runs through baffle (8), and two second drive shafts (13) are far from the one or two driving motor (12) One end is fixedly connected with second tin roller (15) left and right side, is offered and the second drive shaft on two baffles (8) (13) the similar second sliding slot (14) matched.
5. a kind of energy saving and environment friendly rubber mill equipment of easy access according to claim 1, it is characterised in that:Two First cabinet (4) bottom end is connected with shaft (5), is offered on two described device plates (2) similar to shaft (5) The shifting chute (3) matched.
6. a kind of energy saving and environment friendly rubber mill equipment of easy access according to claim 1, it is characterised in that:It is described Regulating device (24) includes rotary valve (2402), and rotary valve (2402) bottom is movably installed with turntable by ball (2403), running through on the rotary valve (2402) has drive rod (2401), and drive rod (2401) through turntable (2403) and prolongs Extend to the top of mounting plate (2), the drive rod (2401) is flexibly connected with mounting plate (2) top, and with rotary valve (2402) It being threadedly coupled, turntable (2403) bottom end is fixedly installed with link block (2405), and the quantity of link block (2405) is two, Two link blocks (2405) are connected with drive rod (2404) by movable axis, two described drive rod (2404) one end It is movably installed with mounting blocks (16).
CN201810726027.7A 2018-07-04 2018-07-04 A kind of energy saving and environment friendly rubber mill equipment of easy access Pending CN108908780A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810726027.7A CN108908780A (en) 2018-07-04 2018-07-04 A kind of energy saving and environment friendly rubber mill equipment of easy access

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810726027.7A CN108908780A (en) 2018-07-04 2018-07-04 A kind of energy saving and environment friendly rubber mill equipment of easy access

Publications (1)

Publication Number Publication Date
CN108908780A true CN108908780A (en) 2018-11-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810726027.7A Pending CN108908780A (en) 2018-07-04 2018-07-04 A kind of energy saving and environment friendly rubber mill equipment of easy access

Country Status (1)

Country Link
CN (1) CN108908780A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116371738A (en) * 2023-06-06 2023-07-04 山东群峰重工科技股份有限公司 Light and heavy substance separation device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201613602U (en) * 2009-12-16 2010-10-27 东莞万泰橡胶有限公司 Rubber mill
CN105583959A (en) * 2016-03-16 2016-05-18 黄绍华 Small-scale rubber open mill
CN206475322U (en) * 2017-02-23 2017-09-08 惠州市福橡新材料科技有限公司 A kind of energy saving and environment friendly rubber mill equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201613602U (en) * 2009-12-16 2010-10-27 东莞万泰橡胶有限公司 Rubber mill
CN105583959A (en) * 2016-03-16 2016-05-18 黄绍华 Small-scale rubber open mill
CN206475322U (en) * 2017-02-23 2017-09-08 惠州市福橡新材料科技有限公司 A kind of energy saving and environment friendly rubber mill equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116371738A (en) * 2023-06-06 2023-07-04 山东群峰重工科技股份有限公司 Light and heavy substance separation device
CN116371738B (en) * 2023-06-06 2023-08-01 山东群峰重工科技股份有限公司 Light and heavy substance separation device

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Application publication date: 20181130

RJ01 Rejection of invention patent application after publication