CN211965181U - Waste plastic washs recovery unit - Google Patents
Waste plastic washs recovery unit Download PDFInfo
- Publication number
- CN211965181U CN211965181U CN201922403321.7U CN201922403321U CN211965181U CN 211965181 U CN211965181 U CN 211965181U CN 201922403321 U CN201922403321 U CN 201922403321U CN 211965181 U CN211965181 U CN 211965181U
- Authority
- CN
- China
- Prior art keywords
- cleaning
- waste plastic
- fixedly connected
- switch
- recycling device
- 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.)
- Expired - Fee Related
Links
- 239000004033 plastic Substances 0.000 title claims abstract description 44
- 229920003023 plastic Polymers 0.000 title claims abstract description 44
- 239000002699 waste material Substances 0.000 title claims description 22
- 238000011084 recovery Methods 0.000 title abstract description 8
- 238000004140 cleaning Methods 0.000 claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000007921 spray Substances 0.000 claims description 16
- 238000004064 recycling Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 8
- 239000011324 bead Substances 0.000 claims description 7
- 238000013016 damping Methods 0.000 claims description 2
- 239000010902 straw Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 11
- 238000000926 separation method Methods 0.000 abstract description 10
- 238000004804 winding Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 229920001800 Shellac Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- ZLGIYFNHBLSMPS-ATJNOEHPSA-N shellac Chemical compound OCCCCCC(O)C(O)CCCCCCCC(O)=O.C1C23[C@H](C(O)=O)CCC2[C@](C)(CO)[C@@H]1C(C(O)=O)=C[C@@H]3O ZLGIYFNHBLSMPS-ATJNOEHPSA-N 0.000 description 1
- 229940113147 shellac Drugs 0.000 description 1
- 235000013874 shellac Nutrition 0.000 description 1
- 239000004208 shellac Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The utility model discloses an old and useless plastics washs recovery unit belongs to plastics processing technology field, including wasing the case, the race has been seted up to the medial surface of wasing the case, sliding connection has the rim plate in the race, the top fixedly connected with pivot of rim plate, the surface winding of pivot is connected with helical blade to the bearing has been cup jointed on the surface of pivot, the bearing joint is at the top of wasing the incasement side, the below of rim plate is provided with the separation board, fixedly connected with sliding sleeve on the periphery of separation board, the constant head tank has been seted up to the side of sliding sleeve, the constant head tank endotheca is equipped with the location pearl. The utility model discloses in, through mutually supporting between helical blade, rim plate, orifice, separation plate, motor, water pump, shower nozzle, pivot, location pearl, constant head tank, ball groove and the filter block, work is selected separately to usable separation plate, can also improve the cleaning performance to plastic particles.
Description
Technical Field
The utility model belongs to the technical field of plastic processing, especially, relate to an old and useless plastics washs recovery unit.
Background
The main component of the plastic is resin. The resin means a polymer compound which has not been mixed with various additives. The term resin is originally named as lipids secreted by animals and plants, such as rosin, shellac, and the like. The resin accounts for about 40-100% of the total weight of the plastic. The basic properties of plastics are largely determined by the nature of the resin, but additives also play an important role. Some plastics consist essentially of synthetic resins, with no or little additives, such as plexiglas, polystyrene, etc.
Waste plastic is through broken back, often need just can carry out the reutilization after the cleaning treatment, therefore need use relevant cleaning equipment to wash the processing to broken plastic, however, current recovery unit for waste plastic washing is when wasing the plastic particulate matter, can't select separately the operation according to the size of plastic particulate matter, need use relevant sorting unit to select separately the processing in follow-up process flow, and then can influence waste plastic's recovery efficiency, and at abluent in-process, the cleaning mode is comparatively single, consequently, need a waste plastic washing recovery unit to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the waste plastic cleaning and recycling device aims to solve the problems that when plastic particles are cleaned by the conventional waste plastic cleaning and recycling device, sorting operation cannot be performed according to the size of the plastic particles, and related sorting devices are required to be used for sorting and processing in subsequent processing flows, so that the recycling efficiency of waste plastics is influenced, and the cleaning mode is single in the cleaning process.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a waste plastic cleaning and recycling device comprises a cleaning box, wherein the inner side surface of the cleaning box is provided with a wheel groove, a wheel disc is connected in the wheel groove in a sliding manner, the top of the wheel disc is fixedly connected with a rotating shaft, the surface of the rotating shaft is wound and connected with a helical blade, the surface of the rotating shaft is sleeved with a bearing which is clamped at the top of the inner side of the cleaning box, a sorting plate is arranged below the wheel disc, a sliding sleeve is fixedly connected on the circumferential surface of the sorting plate, a positioning groove is arranged on the side surface of the sliding sleeve, a positioning bead is sleeved in the positioning groove, the positioning balls are fixedly connected in ball grooves arranged on the inner side surface of the cleaning box, a spray head is clamped at the position of the side surface of the cleaning box corresponding to the sorting plate, the end part of the spray head is communicated with the side surface of the shunt pipe, the bottom end of the shunt pipe is communicated with the output port of the water pump, and the input port of the water pump is communicated with the side surface of the cleaning box through the suction pipe.
As a further description of the above technical solution:
the bottom of the inner side of the cleaning box is fixed with a wedge-shaped plate, and the top of the wedge-shaped plate is provided with a filter block corresponding to the position of the suction pipe.
As a further description of the above technical solution:
the equal joint in the position that washs the case side and correspond wedge and sliding sleeve has the passage to the surface of passage is provided with the valve.
As a further description of the above technical solution:
the top end of the rotating shaft is fixedly connected with the end part of the motor output shaft, the bottom of the motor body is fixedly connected with the top of the cleaning box, and the side surface of the water pump body is fixedly connected with the side surface of the cleaning box through the damping seat.
As a further description of the above technical solution:
the top of the wheel disc is provided with spray holes, and the range of the inclination angle of the spray holes is 30-70 degrees.
As a further description of the above technical solution:
the quantity of sorting plate is a plurality of, and the aperture on a plurality of sorting plate reduces from last to down in proper order.
As a further description of the above technical solution:
the input of motor passes through the wire and is connected with the output electricity of first switch, the input of water pump passes through the wire and is connected with the output electricity of second switch, the input of first switch and second switch all is connected with the output electricity of power through the wire, first switch and second switch all set up in the side of wasing the case, the power setting is in the bottom of wasing the case.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through mutually supporting between helical blade, rim plate, orifice, separation plate, motor, water pump, shower nozzle, pivot, location pearl, constant head tank, ball groove and the filter block, work is selected separately to usable separation plate, can also improve the cleaning performance to plastic particles.
2. The utility model discloses in, through setting up passage and valve, the valve is used for controlling the break-make of passage, and the passage is used for discharging the impurity of plastic particles and wedge bottom on the sorting plate by wasing the incasement, and through setting up helical blade, helical blade can produce the vortex, therefore alright make impurity underdrive to just can improve the cleaning performance.
Drawings
FIG. 1 is a schematic view of a front view of a section structure of a waste plastic cleaning and recycling device provided by the present invention;
FIG. 2 is an enlarged schematic structural view of a waste plastic cleaning and recycling device A of the present invention;
FIG. 3 is a schematic view of a front view of a wheel disc of the waste plastic cleaning and recycling device of the present invention;
fig. 4 is a schematic structural diagram of the wheel disc of the waste plastic cleaning and recycling device in overlooking view.
Illustration of the drawings:
1. a cleaning tank; 2. a wheel groove; 3. a wheel disc; 4. spraying a hole; 5. a rotating shaft; 6. a helical blade; 7. a bearing; 8. a motor; 9. a sorting plate; 10. a sliding sleeve; 11. positioning a groove; 12. a positioning bead; 13. a ball groove; 14. a material guide pipe; 15. a valve; 16. a wedge plate; 17. a filter block; 18. a straw; 19. a water pump; 20. a shunt tube; 21. a spray head; 22. a power source; 23. a first switch; 24. a second switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a waste plastic washs recovery unit, including wasing case 1, race 2 has been seted up to the medial surface of wasing case 1, sliding connection has rim plate 3 in race 2, the top fixedly connected with pivot 5 of rim plate 3, the surface winding of pivot 5 is connected with helical blade 6, through setting up helical blade 6, helical blade 6 can produce the vortex, therefore alright make impurity transmission down, thereby just can improve the cleaning performance, and the bearing 7 has been cup jointed on the surface of pivot 5, the bearing 7 joint is at the top of wasing case 1 inboard, the below of rim plate 3 is provided with sorting plate 9, fixedly connected with sliding sleeve 10 on the periphery of sorting plate 9, constant head tank 11 has been seted up to the side of sliding sleeve 10, constant head tank 11 endotheca is equipped with location pearl 12, and location pearl 12 fixed connection is in the ball groove 13 that the medial surface of wasing case 1 was seted up, through setting up location pearl, The output shaft of the motor 8 can drive the rotating shaft 5 to synchronously rotate in the bearing 7 in the working process of the motor 13, so that the spiral blade 6 can drive cleaning water to downwards drive and accelerate the water flow speed, and in the process, under the influence of the water flow, the positioning balls 12 can respectively roll in the positioning grooves 11 and the ball grooves 13, so that the sorting plate 9 can be driven to rotate, the positions of the side surface of the cleaning box 1, which correspond to the sorting plate 9, are clamped with the spray heads 21, the end parts of the spray heads 21 are communicated with the side surfaces of the shunt pipes 20, the bottom ends of the shunt pipes 20 are communicated with the output port of the water pump 19, the input port of the water pump 19 is communicated with the side surface of the cleaning box 1 through the suction pipe 18, and by arranging the water pump 19 and the spray heads 21, the water pump 19 can pump the cleaning water at the bottom of the inner side of the cleaning box 1 through, and the plastic particles on the sorting plate 9 are washed by the spray head 21, so that the circulation speed of the water flow in the cleaning tank 1 can be further increased.
Specifically, as shown in fig. 1, a wedge-shaped plate 16 is fixed at the bottom of the inner side of the cleaning tank 1, and a filter block 17 is arranged at the top of the wedge-shaped plate 16 corresponding to the position of the suction pipe 18.
Specifically, as shown in fig. 1, the material guiding pipes 14 are clamped on the side surfaces of the cleaning tank 1 corresponding to the wedge-shaped plate 16 and the sliding sleeve 10, the surface of the material guiding pipe 14 is provided with a valve 15, by arranging the material guiding pipe 14 and the valve 15, the valve 15 is used for controlling the on-off of the material guiding pipe 14, and the material guiding pipe 14 is used for discharging the plastic particles on the sorting plate 9 and the impurities at the bottom of the wedge-shaped plate 16 from the cleaning tank 1.
Specifically, as shown in fig. 1, the top end of the rotating shaft 5 is fixedly connected with the end of the output shaft of the motor 8, the bottom of the body of the motor 8 is fixedly connected with the top of the cleaning tank 1, and the side of the body of the water pump 19 is fixedly connected with the side of the cleaning tank 1 through the shock absorption seat.
Specifically, as shown in fig. 3, the top of the wheel disc 3 is provided with the spray holes 4, the range of the inclination angle of the spray holes 4 is 30-70 degrees, the spray holes 4 are arranged to generate bubbles, and the spiral blades 6 are used for driving the water flow vortex to be driven downwards, so that the cleaning effect on the plastic particles can be improved.
Specifically, as shown in fig. 1, the number of the sorting plates 9 is several, and the apertures of the several sorting plates 9 are sequentially reduced from top to bottom.
Specifically, as shown in fig. 1, the input end of the motor 8 is electrically connected to the output end of the first switch 23 through a wire, the input end of the water pump 19 is electrically connected to the output end of the second switch 24 through a wire, the input ends of the first switch 23 and the second switch 24 are electrically connected to the output end of the power supply 22 through wires, the first switch 23 and the second switch 24 are both disposed on the side surface of the cleaning tank 1, and the power supply 22 is disposed at the bottom of the cleaning tank 1.
The working principle is as follows: when the cleaning machine is used, after plastic particles and cleaning water are injected into the cleaning box 1, the first switch 23 is operated to enable the motor 8 to operate, the output shaft of the motor 8 can drive the rotating shaft 5 to synchronously rotate in the bearing 7 in the working process, so that the cleaning water can be driven by the spiral blade 6 to downwards transmit and accelerate the water flow speed, in the process, under the influence of the water flow, the positioning beads 12 can respectively roll in the positioning grooves 11 and the bead grooves 13, so that the separation plate 9 can be driven to rotate, in the process, the separation plate 9 can be used for separation work, the second switch 24 is operated to enable the water pump 19 to operate, in the working process, the water pump 19 can extract the cleaning water at the bottom of the inner side of the cleaning box 1 through the suction pipe 18 and wash the plastic particles on the separation plate 9 through the spray head 21, so that the circulation speed of the water flow in the cleaning box 1 can be further accelerated, and because the wheel disc 3 can utilize the spray holes 4 to generate bubbles in the rotating process, and then the spiral blade 6 is used for driving the water flow vortex to be driven downwards, the cleaning effect on plastic particles can be improved.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (7)
1. The waste plastic cleaning and recycling device comprises a cleaning box (1) and is characterized in that a wheel groove (2) is formed in the inner side face of the cleaning box (1), a wheel disc (3) is connected in the wheel groove (2) in a sliding manner, a rotating shaft (5) is fixedly connected to the top of the wheel disc (3), a spiral blade (6) is wound on the surface of the rotating shaft (5), a bearing (7) is sleeved on the surface of the rotating shaft (5), the bearing (7) is connected to the top of the inner side of the cleaning box (1) in a clamping manner, a sorting plate (9) is arranged below the wheel disc (3), a sliding sleeve (10) is fixedly connected to the circumferential face of the sorting plate (9), a positioning groove (11) is formed in the side face of the sliding sleeve (10), a positioning bead (12) is sleeved in the positioning groove (11), and the positioning bead (12) is fixedly connected to a bead groove (13) formed in the inner side face, the position joint that washs case (1) side and correspond sorting plate (9) has shower nozzle (21), the tip of shower nozzle (21) is linked together with the side of shunt tubes (20), the bottom of shunt tubes (20) is linked together with the delivery outlet of water pump (19), the input port of water pump (19) is passed through straw (18) and is linked together with the side of wasing case (1).
2. The waste plastic cleaning and recycling device according to claim 1, characterized in that a wedge-shaped plate (16) is fixed at the bottom of the inner side of the cleaning box (1), and a filter block (17) is arranged at the top of the wedge-shaped plate (16) corresponding to the suction pipe (18).
3. The waste plastic cleaning and recycling device according to claim 2, characterized in that the material guiding pipe (14) is clamped on the side of the cleaning box (1) corresponding to the wedge-shaped plate (16) and the sliding sleeve (10), and the valve (15) is arranged on the surface of the material guiding pipe (14).
4. The waste plastic cleaning and recycling device of claim 1, wherein the top end of the rotating shaft (5) is fixedly connected with the end part of the output shaft of the motor (8), the bottom of the body of the motor (8) is fixedly connected with the top of the cleaning tank (1), and the side surface of the body of the water pump (19) is fixedly connected with the side surface of the cleaning tank (1) through a damping seat.
5. The waste plastic cleaning and recycling device according to claim 1, wherein the top of the wheel disc (3) is provided with spray holes (4), and the inclination angle of the spray holes (4) ranges from 30 ° to 70 °.
6. The waste plastic cleaning and recycling device according to claim 1, characterized in that the number of the sorting plates (9) is several, and the apertures on the several sorting plates (9) are reduced from top to bottom.
7. The waste plastic cleaning and recycling device of claim 4, wherein the input end of the motor (8) is electrically connected with the output end of the first switch (23) through a conducting wire, the input end of the water pump (19) is electrically connected with the output end of the second switch (24) through a conducting wire, the input ends of the first switch (23) and the second switch (24) are electrically connected with the output end of the power supply (22) through conducting wires, the first switch (23) and the second switch (24) are arranged on the side surface of the cleaning tank (1), and the power supply (22) is arranged at the bottom of the cleaning tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922403321.7U CN211965181U (en) | 2019-12-27 | 2019-12-27 | Waste plastic washs recovery unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922403321.7U CN211965181U (en) | 2019-12-27 | 2019-12-27 | Waste plastic washs recovery unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211965181U true CN211965181U (en) | 2020-11-20 |
Family
ID=73368777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922403321.7U Expired - Fee Related CN211965181U (en) | 2019-12-27 | 2019-12-27 | Waste plastic washs recovery unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211965181U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112356337A (en) * | 2020-11-30 | 2021-02-12 | 宿松晨辉塑料制品有限公司 | Impurity filtering device of recycled plastic production line and use method thereof |
| CN114871238A (en) * | 2022-04-29 | 2022-08-09 | 王林丰 | Waste recovery device for machining and working method thereof |
-
2019
- 2019-12-27 CN CN201922403321.7U patent/CN211965181U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112356337A (en) * | 2020-11-30 | 2021-02-12 | 宿松晨辉塑料制品有限公司 | Impurity filtering device of recycled plastic production line and use method thereof |
| CN114871238A (en) * | 2022-04-29 | 2022-08-09 | 王林丰 | Waste recovery device for machining and working method thereof |
| CN114871238B (en) * | 2022-04-29 | 2023-08-08 | 常州裕能石英科技有限公司 | Waste recycling device for machining and working method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211965181U (en) | Waste plastic washs recovery unit | |
| CN207086445U (en) | A kind of novel efficient uprightly passes through formula Tray cleaning machines | |
| CN112808692A (en) | Plastics cleaning equipment | |
| CN208322847U (en) | A kind of mechanically actuated platform | |
| CN108145802B (en) | Wood lathe based on programmable controller | |
| CN212469051U (en) | Quick belt cleaning device of plastic granules | |
| CN209318280U (en) | Optical rack process equipment | |
| CN207025949U (en) | A kind of basket has cleaning device | |
| CN215782491U (en) | Energy-efficient dust device for hydraulic engineering construction | |
| CN208550361U (en) | A kind of cleanninfg brushes | |
| CN108927353B (en) | A self-cleaning device for sealwort processing | |
| CN212651705U (en) | Compound glue mixing arrangement of PVC paper | |
| CN210729879U (en) | Flat centrifuge convenient to wash | |
| CN210938375U (en) | Automatic coolant liquid mechanism that sprays of precision milling machine for plastic | |
| CN210173950U (en) | Novel automatic stirring of polyethylene granule device | |
| CN210964893U (en) | Quartzy liquid mixing circulation agitating unit that sprays paint | |
| CN208728109U (en) | A kind of artificial diamond purifying material washing machine | |
| CN201702689U (en) | Sand pumping device for high-pressure water jet sand blasting surface cleaning machine | |
| CN217394660U (en) | Double-end-face grinding machine is with jetting device | |
| CN216965563U (en) | Surface cleaning equipment is used in semi-hollow rivet production | |
| CN209378912U (en) | A kind of melamine impregnated paper production dyestuff mixing arrangement | |
| CN211250216U (en) | Printing machine cross cutting belt cleaning device | |
| CN220660231U (en) | Weld joint polishing equipment | |
| CN209832278U (en) | Dust removal device of rubber crusher | |
| CN217322018U (en) | Spiral feeding machine for PET resin processing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |