CN113502670B - Crushing and impurity removing equipment for processing fibers for papermaking - Google Patents
Crushing and impurity removing equipment for processing fibers for papermaking Download PDFInfo
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- CN113502670B CN113502670B CN202111052564.6A CN202111052564A CN113502670B CN 113502670 B CN113502670 B CN 113502670B CN 202111052564 A CN202111052564 A CN 202111052564A CN 113502670 B CN113502670 B CN 113502670B
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary 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
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
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- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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Abstract
The invention discloses a crushing and impurity removing device for processing fibers for papermaking, which comprises a machine body, wherein an upper cavity and a lower cavity which are communicated are respectively arranged in the machine body, a driver is fixedly arranged at the top end position of the machine body, a dust mechanism which is driven by the driver and used for pretreating impurities in fiber raw materials is arranged in the upper cavity, and a dust removing mechanism which is driven by the driver and used for deeply treating the impurities in the fiber raw materials is arranged in the lower cavity. According to the invention, the rotating shaft and the rotating disc which are directly driven to rotate by the driver are arranged, so that the traction pressurizing rod which is pulled by the rotating disc drives the upper pressurizing crushing piece to reciprocate in the feeding hole; the lifting pressure plate connected with the lower pressurizing crushing piece drives the telescopic air bag to perform reciprocating telescopic adjustment so as to perform blowing treatment on the fiber raw material and the micro-dust impurities entering the lower cavity; utilize the driven gear who is connected with the threaded rod meshing to drive the (mixing) shaft and carry out high-speed rotation to fibre raw materials and the separation of micronic dust impurity, the clearance of discharging of micronic dust impurity is cleared up with higher speed.
Description
Technical Field
The invention relates to the technical field of papermaking, in particular to crushing and impurity removing equipment for processing fibers for papermaking.
Background
Due to the development of scientific technology and the actual needs of production and life, the paper quality under the existing conditions is no longer limited to the level of the traditional papermaking technology, and with the continuous improvement of the technical level, the raw material obtaining range for papermaking is continuously expanded, but a series of raw material quality problems are caused, particularly the quality level of the raw materials in a large range is difficult to ensure, wherein the cleanliness problem is the most prominent.
Under the traditional condition, the paper making raw material of a paper mill firstly enters a grass cutting room and is cut into standard length, then sieving is carried out, the grass segments meeting the papermaking requirements are sent into a papermaking system, the grass fiber raw materials which do not meet the papermaking material standard are generally discarded, most of the unqualified reasons are that the grass fiber raw material is doped with excessive impurities, and according to investigation and detection, the dust content in the environment of a part of grass cutting rooms is high and is up to 1000- & gt 5000mg/m3, so that the dust pollution is increased in the process of processing the grass fiber raw material, meanwhile, because the dust removing technology is limited, such as because of the influence of factors such as improper dust removing method, laggard equipment and the like, the pollution impurities in the grass fiber raw material can not be effectively cleaned all the time, the resource waste of the grass fiber raw material can be aggravated if the pollution impurities are discarded at will, and meanwhile, the negative influence on the papermaking quality can also be caused.
Disclosure of Invention
The invention aims to solve the problem that the fiber raw materials of the papermaking materials are difficult to remove dust and clean in the prior art, and provides crushing and impurity removing equipment for processing the papermaking fibers.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a crushing edulcoration equipment of papermaking fibre processing, includes the organism, set up epicoele and the lower chamber that is linked together in the organism respectively, and organism top position fixed mounting has the driver, be provided with in the epicoele by the driver drive and carry out the dust mechanism of preliminary treatment to impurity in the fiber raw materials, and be provided with in the lower chamber by the driver drive and carry out the dirt mechanism that removes of deep processing to impurity in the fiber raw materials.
Preferably, the two side positions of the top end of the machine body are provided with a feeding port communicated with the upper cavity, the bottom end position of the machine body is provided with a discharging port communicated with the lower cavity, the upper cavity and the lower cavity are arranged in the machine body from top to bottom, and the middle end position of the machine body is provided with a feeding port communicated with the upper cavity and the lower cavity.
Preferably, dust mechanism sets up the pivot in epicoele one side including rotating, and pivot fixedly connected with carousel, epicoele both ends position slip cover is equipped with the activity and extends to the broken piece of last pressure boost in the pan feeding mouth, an organic whole is connected with the traction block on the carousel terminal surface, and the traction block rotates and is connected with the traction pressure rod that the slip cap was located in the broken piece of last pressure boost, welding has two reset spring in the epicoele lower extreme, and has jointly welded on two reset spring and lead to the material mouth and pull the broken piece of lower pressure boost that the pressure rod is corresponding.
Preferably, the end of the rotating shaft extending out of the machine body is connected with the output end of the driver, the lower end face of the lower pressurizing crushing piece movably offsets with the material through hole, and the upper end face of the lower pressurizing crushing piece movably offsets with the traction pressurizing rod.
Preferably, the dust removing mechanism includes a fixed telescopic airbag arranged in the upper end of the lower cavity, and a lower end of the lower pressurizing crushing part is connected with a pressure-increasing and pressure-reducing plate which is movably sleeved in the upper end of the telescopic airbag, the telescopic airbag is connected with an air inlet long pipe and an exhaust short pipe respectively, a threaded rod driven by a rotating shaft is installed in the lower end of the lower cavity in a rotating mode, and two stirring shafts are installed in the lower end of the lower cavity in a symmetrical and rotating mode, and the stirring shafts are provided with driven gears which are meshed with the threaded rod in a fixed sleeved mode.
Preferably, the pressure rising and lowering plate movably extends into the lower cavity, and a transmission track is connected between one end of the threaded rod extending out of the machine body and the rotating shaft.
Preferably, the outer end of the air inlet long pipe far away from the telescopic air bag extends out of the machine body, the air inlet long pipe and the exhaust short pipe are respectively provided with a one-way valve in a matched mode, the side wall of the lower end of the machine body is provided with a dust exhaust window corresponding to the exhaust short pipe, and a filter screen is detachably and fixedly arranged in the dust exhaust window.
Compared with the prior art, the invention has the following advantages:
1. the upper cavity of the machine body is internally provided with a rotating shaft and a rotating disc which are directly driven to rotate by a driver, and the upper pressurizing crushing piece is movably arranged in the upper cavity, so that a traction pressurizing rod pulled by the rotating disc drives the upper pressurizing crushing piece to reciprocate in a feeding port, and fiber raw materials and solid impurities passing through the feeding port are pressurized and crushed; simultaneously through lead to the material mouthful position to set up by the broken piece of lower pressure boost of reset spring elastic support to utilize and pull the pressure boost pole and pressurize to the broken piece of pressure boost down, carry out further crushing of exerting pressure to fibre raw materials and broken impurity through leading to the material mouthful.
2. According to the invention, the telescopic air bag connected with the long air inlet pipe and the short air outlet pipe is arranged at the upper end of the lower cavity, and the lifting pressure plate connected with the lower pressurizing crushing piece drives the telescopic air bag to perform reciprocating telescopic adjustment so as to perform blowing treatment on fiber raw materials and micro-dust impurities entering the lower cavity, so that the light and thin micro-dust impurities can be discharged outwards through the dust discharging window.
3. The lower end of the lower cavity is horizontally provided with the threaded rod driven by the rotating shaft, the two sides of the threaded rod are symmetrically provided with the two stirring shafts, and the driven gear meshed and connected with the threaded rod drives the stirring shafts to rotate at a high speed so as to accelerate the separation of the fiber raw material and the dust impurities and facilitate the dust impurities to be lifted and discharged under the action of wind power.
In conclusion, the rotating shaft and the rotating disc which are directly driven to rotate by the driver are arranged, so that the traction pressurizing rod pulled by the rotating disc drives the upper pressurizing crushing piece to reciprocate in the feeding hole, and the fiber raw material and the solid impurities passing through the feeding hole are pressurized and crushed; the lower pressurizing crushing piece elastically supported by the return spring is arranged at the position of the material passing hole, and the lower pressurizing crushing piece is driven by the traction pressurizing rod to further pressurize and crush the fiber raw material and crushed impurities passing through the material passing hole; the telescopic air bag connected with the long air inlet pipe and the short air outlet pipe is arranged, and the lifting pressure plate connected with the lower pressurizing crushing piece drives the telescopic air bag to perform reciprocating telescopic adjustment so as to perform blowing treatment on the fiber raw materials and the micro-dust impurities entering the lower cavity; utilize the driven gear who is connected with the threaded rod meshing to drive the (mixing) shaft and carry out high-speed rotation to fibre raw materials and the separation of micronic dust impurity, the clearance of discharging of micronic dust impurity is cleared up with higher speed.
Drawings
FIG. 1 is a schematic structural diagram of a crushing and impurity removing device for processing fibers for papermaking according to the present invention;
FIG. 2 is a schematic left sectional view of a crushing and impurity removing device for processing fibers for papermaking according to the present invention;
FIG. 3 is an enlarged schematic view of part A of a crushing and impurity removing device for processing fibers for papermaking according to the present invention;
FIG. 4 is a schematic front cross-sectional view of a crushing and impurity removing device for processing fibers for papermaking according to the present invention;
FIG. 5 is an enlarged schematic view of part B of a crushing and impurity removing device for processing fibers for papermaking according to the present invention.
In the figure: 1 machine body, 2 upper cavities, 3 lower cavities, 4 drivers, 5 rotating shafts, 6 rotating discs, 7 upper pressurizing crushing pieces, 8 traction blocks, 9 traction pressurizing rods, 10 return springs, 11 lower pressurizing crushing pieces, 12 telescopic airbags, 13 lifting pressure plates, 14 air inlet long pipes, 15 exhaust short pipes, 16 threaded rods, 17 stirring shafts, 18 transmission tracks, 19 driven gears, 20 dust exhaust windows, 21 filter screens and 22 material passing ports.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a crushing and impurity-removing device for processing fibers for papermaking, comprises a body 1, wherein an upper chamber 2 and a lower chamber 3 which are communicated with each other are respectively arranged in the body 1, as can be seen by referring to fig. 2 and fig. 4 of the specification, the side wall of the upper chamber 2 is inclined to enable fiber raw materials and solid impurities to move downwards along the side wall, a driver 4 is fixedly arranged at the top end of the body 1, the driver 4 is preferably a servo motor with the product model of HC-SFS201B, a dust mechanism which is driven by the driver 4 and used for preprocessing impurities in the fiber raw materials is arranged in the upper chamber 2, a dust removing mechanism which is driven by the driver 4 and used for deeply processing the impurities in the fiber raw materials is arranged in the lower chamber 3, and it needs to be noted that the dust mechanism can apply pressure to the solid impurities in the fiber raw materials twice to enable the solid impurities to be crushed and crushed under the action of heavy pressure, so that the volume difference and the mass difference between the solid impurities and the fiber raw materials are separated, and the dust removing mechanism can enable the dust impurities to be easily influenced by wind force due to light and thin texture, so that the dust impurities are separated from the fiber raw materials.
Referring to the attached drawing 4 of the specification specifically, the two side positions of the top end of the machine body 1 are provided with feeding ports communicated with the upper cavity 2, the two feeding ports are symmetrically distributed at the two side positions of the upper cavity 2, so that the upper pressurizing crushing piece 7 horizontally arranged can move left and right in the two feeding ports, and pressure is applied to the fiber raw materials and the solid impurities passing through the feeding ports, the bottom end position of the machine body 1 is provided with a discharging port communicated with the lower cavity 3, so that the fiber raw materials are uniformly discharged, the upper cavity 2 and the lower cavity 3 are arranged in the machine body 1 from top to bottom, and the middle end position of the machine body 1 is provided with a material passing port 22 communicating the upper cavity 2 with the lower cavity 3, it can be described that the opening diameter of the material passing port 22 is smaller than the feeding ports, so that the fiber raw materials and the solid impurities can pass through after being crushed and crushed.
The dust mechanism comprises a rotating shaft 5 which is rotatably arranged in one side of an upper cavity 2, the rotating shaft 5 is fixedly connected with a rotary table 6, the positions at the two ends of the upper cavity 2 are slidably sleeved with an upper pressurizing crushing member 7 which movably extends into a feeding hole, the end surface of the rotary table 6 is integrally connected with a traction block 8, the traction block 8 is rotatably connected with a traction pressurizing rod 9 which is slidably sleeved in the upper pressurizing crushing member 7, the traction pressurizing rod 9 can move left and right under the traction action of the rotary table 6, meanwhile, the traction block 8 is driven by the rotary table 6 to generate a height difference, so that the traction pressurizing rod 9 can also adjust the up and down position, two return springs 10 are welded in the lower end of the upper cavity 2, a lower pressurizing crushing member 11 corresponding to a material passing hole 22 and the traction pressurizing rod 9 is welded on the two return springs 10 together, and the lower pressurizing member 11 can reciprocate under the combined action of the traction pressurizing rod 9 and the return springs 10, which further presses the fibre raw material and the impurities during the downward movement to achieve a further comminution of the solid impurities.
The end of the rotating shaft 5 extending out of the machine body 1 is connected with the output end of the driver 4, the lower end surface of the lower pressurizing crushing piece 11 is movably abutted against the material through opening 22, and the upper end surface of the lower pressurizing crushing piece 11 is movably abutted against the traction pressurizing rod 9.
Referring to the attached drawings 4-5 in the specification specifically, the dust removing mechanism comprises a telescopic airbag 12 fixedly arranged in the upper end of a lower cavity 3, a lifting pressure plate 13 movably sleeved in the upper end of the telescopic airbag 12 is connected to the lower end of a lower pressure boost crushing member 11 through a bolt, an air inlet long pipe 14 and an air outlet short pipe 15 are respectively connected to the telescopic airbag 12, the telescopic airbag 12 can be supplied with air through the air inlet long pipe 14 during the upward movement of the lifting pressure plate 13, so that the telescopic airbag 12 is inflated, the lifting pressure plate 13 exhausts air outwards through the air outlet short pipe 15 during the downward movement to form outward wind power, a threaded rod 16 driven by a rotating shaft 5 is rotatably arranged at the lower end of the lower cavity 3, two stirring shafts 17 are rotatably arranged at the lower end of the lower cavity 3 symmetrically, driven gears 19 meshed with the threaded rod 16 are fixedly sleeved on the two stirring shafts 17, the threaded rod 16 is horizontally arranged, the two stirring shafts 17 are vertically arranged at two sides of the threaded rod 16, so as to stir the fibre raw materials and solid impurity in the cavity of resorption 3 and drive, accelerate the separation of the two, make the light and thin micronic dust impurity of texture raise simultaneously to be convenient for discharge outside organism 1 under the wind-force drive effect.
As can be seen from fig. 1 in the specification, the lifting pressing plate 13 movably extends into the lower cavity 3, and a transmission crawler 18 is connected between one end of the threaded rod 16 extending out of the machine body 1 and the rotating shaft 5, so that the driver 4 drives the dust removing mechanism and the dust collecting mechanism integrally, thereby reducing the configuration cost of the driving structure of the device.
Outside the outer end that flexible gasbag 12 was kept away from to the long tube 14 that admits air extends to organism 1, and all form a complete set and install the check valve on long tube 14 and the exhaust nozzle stub 15 admits air, through the one-way tonifying qi of long tube 14 that admits air during flexible gasbag 12 inflation, through the one-way exhaust of exhaust nozzle stub 15 during flexible gasbag 12 compression, 1 lower extreme lateral wall of organism is seted up with the corresponding dust exhaust window 20 of exhaust nozzle stub 15, and dismantled and assembled ground fixed mounting has filter screen 21 in the dust exhaust window 20, make the micronic dust impurity under wind-force drive effect discharge through filter screen 21 outside lower chamber 3, in order to remain clean fiber raw materials.
The invention can be illustrated by the following operating modes:
putting the fiber raw material mixed with the solid impurities into an upper cavity 2 of a machine body 1 through a feeding port, and controlling a driver 4 to be started;
the output end of the driver 4 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the rotating disc 6 to rotate, the rotating disc 6 drives the traction pressure increasing rod 9 to move left and right through the traction block 8, and the traction pressure increasing rod 9 drives the upper pressure increasing crushing piece 7 to move horizontally in the upper cavity 2 and the feeding port in a reciprocating manner so as to apply pressure to and crush the fiber raw materials and the solid impurities passing through the feeding port to enter the upper cavity 2;
the lower pressurizing crushing piece 11 is extruded when the pressurizing rod 9 moves to the lowest position in the up-and-down moving process, so that the return spring 10 is stressed to be condensed, and the lower pressurizing crushing piece 11 applies pressure to the fiber raw material and the crushed impurities at the lower end of the upper cavity 2 again, so that the impurities are crushed more deeply and enter the lower cavity 3 through the material inlet 22;
the rotating shaft 5 drives the threaded rod 16 to rotate through the transmission crawler 18, and the threaded rod 16 drives the two stirring shafts 17 to rotate through the driven gear 19 in meshed connection with the threaded rod 16, so that the fiber materials and the micro-dust impurities in the lower cavity 3 are stirred to accelerate the separation of the fiber materials and the micro-dust impurities;
lower pressure boost broken piece 11 drives pressure boost pressure plate 13 and moves down in step to pressurize flexible gasbag 12, flexible gasbag 12 realizes the tonifying qi through the long tube 13 that admits air, realize the exhaust through exhaust nozzle stub 15 under the heavy pressure effect, blow to the frivolous micronic dust impurity of matter ground, make micronic dust impurity outwards discharge through dust exhaust window 20 under the drive action of directional wind-force, and fiber raw materials holds back in cavity of resorption 3 under the limiting displacement of filter screen 21, the unified discharge of rethread discharge gate.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The utility model provides a crushing edulcoration equipment of papermaking fibre processing, includes organism (1), its characterized in that, last chamber (2) and cavity of resorption (3) that are linked together are seted up respectively in organism (1), and organism (1) top position fixed mounting has driver (4), be provided with in the epicoele (2) by driver (4) drive and to the fiber raw materials in impurity carry out the dust mechanism of preliminary treatment, and be provided with in cavity of resorption (3) by driver (4) drive and carry out the dirt mechanism that dispels of deep treatment to fiber raw materials in impurity, dust mechanism is including rotating pivot (5) of setting in epicoele (2) one side, and pivot (5) fixedly connected with carousel (6), epicoele (2) both ends position slip cap is equipped with the activity and extends to last pressure boost broken piece (7) in the pan feeding mouth, an organic whole is connected with traction block (8) on carousel (6) terminal surface, the traction block (8) is rotatably connected with a traction pressure increasing rod (9) which is slidably sleeved in the upper pressure increasing crushing piece (7), two return springs (10) are welded in the lower end of the upper cavity (2), a lower pressure increasing crushing piece (11) corresponding to the material passing opening (22) and the traction pressure increasing rod (9) is welded on the two return springs (10) together, one end of the rotating shaft (5) extending out of the machine body (1) is connected with the output end of the driver (4), the lower end face of the lower pressure increasing crushing piece (11) is movably abutted to the material passing opening (22), and the upper end face of the lower pressure increasing crushing piece (11) is movably abutted to the traction pressure increasing rod (9); the lower pressurizing crushing piece (11) is extruded when the traction pressurizing rod (9) moves to the lowest position in the up-and-down moving process, so that the return spring (10) is stressed and condensed, and the lower pressurizing crushing piece (11) applies pressure to the fiber raw material and the crushing impurities at the lower end of the upper cavity (2) again.
2. The smashing and impurity removing equipment for processing the fibers for papermaking according to claim 1, wherein a feeding port communicated with the upper cavity (2) is formed in two side positions of the top end of the machine body (1), a discharging port communicated with the lower cavity (3) is formed in the bottom end of the machine body (1), the upper cavity (2) and the lower cavity (3) are arranged in the machine body (1) from top to bottom, and a feeding port (22) communicated with the upper cavity (2) and the lower cavity (3) is formed in the middle end of the machine body (1).
3. The crushing and impurity-removing equipment for processing the fibers for papermaking according to claim 1, wherein the dust removing mechanism comprises a telescopic air bag (12) fixedly arranged in the upper end of the lower cavity (3), a lifting and reducing plate (13) movably sleeved in the upper end of the telescopic air bag (12) is connected to the lower end of the lower pressurizing crushing piece (11) through a bolt, an air inlet long pipe (14) and an air exhaust short pipe (15) are respectively connected to the telescopic air bag (12), a threaded rod (16) driven by a rotating shaft (5) is rotatably arranged at the lower end of the lower cavity (3), two stirring shafts (17) are symmetrically rotatably arranged at the lower end of the lower cavity (3), and driven gears (19) meshed with the threaded rod (16) are fixedly sleeved on the two stirring shafts (17).
4. The smashing and impurity removing equipment for processing fibers for papermaking according to claim 3, wherein the pressure rising and reducing plate (13) movably extends into the lower cavity (3), and a transmission crawler belt (18) is connected between one end of the threaded rod (16) extending out of the machine body (1) and the rotating shaft (5).
5. The smashing and impurity removing equipment for processing the fibers for papermaking according to the claim 3, wherein the outer end of the long air inlet pipe (14) far away from the telescopic air bag (12) extends out of the machine body (1), the long air inlet pipe (14) and the short air exhaust pipe (15) are respectively provided with a one-way valve in a matching manner, the side wall of the lower end of the machine body (1) is provided with a dust exhaust window (20) corresponding to the short air exhaust pipe (15), and the dust exhaust window (20) is detachably and fixedly provided with a filter screen (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111052564.6A CN113502670B (en) | 2021-09-09 | 2021-09-09 | Crushing and impurity removing equipment for processing fibers for papermaking |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111052564.6A CN113502670B (en) | 2021-09-09 | 2021-09-09 | Crushing and impurity removing equipment for processing fibers for papermaking |
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| CN113502670A CN113502670A (en) | 2021-10-15 |
| CN113502670B true CN113502670B (en) | 2021-12-17 |
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| CN202111052564.6A Active CN113502670B (en) | 2021-09-09 | 2021-09-09 | Crushing and impurity removing equipment for processing fibers for papermaking |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713610B (en) * | 2022-04-21 | 2023-09-05 | 山东新逸诚纸业有限公司 | Wet type waste residue recycling pulverizer for papermaking |
| CN114769278B (en) * | 2022-04-25 | 2024-01-12 | 山东奥海纸业有限公司 | Tail slag fiber purifying and recycling equipment for papermaking |
| CN115888236A (en) * | 2023-01-06 | 2023-04-04 | 山东浩纳新材料科技集团有限公司 | Waste liquid recycling equipment for calcium stearate production |
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| CN108015088A (en) * | 2017-12-18 | 2018-05-11 | 重庆中色新材料有限公司 | A kind of dust-extraction unit |
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| CN112570094A (en) * | 2020-11-27 | 2021-03-30 | 吴公兰 | Impurity and stone removing machine for grain processing |
| CN213193805U (en) * | 2020-09-18 | 2021-05-14 | 陈曼 | Reinforcing bar recovery unit is used in broken building concrete |
| CN113385287A (en) * | 2021-08-17 | 2021-09-14 | 南通金驰机电有限公司 | Can purify material processing equipment of agricultural crop |
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2021
- 2021-09-09 CN CN202111052564.6A patent/CN113502670B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108015088A (en) * | 2017-12-18 | 2018-05-11 | 重庆中色新材料有限公司 | A kind of dust-extraction unit |
| CN211660214U (en) * | 2020-01-09 | 2020-10-13 | 湖北省八峰药化股份有限公司 | Pure device of dust absorption powder |
| CN213193805U (en) * | 2020-09-18 | 2021-05-14 | 陈曼 | Reinforcing bar recovery unit is used in broken building concrete |
| CN112570094A (en) * | 2020-11-27 | 2021-03-30 | 吴公兰 | Impurity and stone removing machine for grain processing |
| CN113385287A (en) * | 2021-08-17 | 2021-09-14 | 南通金驰机电有限公司 | Can purify material processing equipment of agricultural crop |
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Denomination of invention: Crushing and impurity removing equipment for fiber processing of paper making Effective date of registration: 20221103 Granted publication date: 20211217 Pledgee: China Construction Bank Corporation Nantong TongZhou sub branch Pledgor: Jiangsu Ruiguan Intelligent Technology Co.,Ltd. Registration number: Y2022980020617 |
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