CN103395140B - Waste plastic film reclaims the broken granulating extruder of granulation line - Google Patents
Waste plastic film reclaims the broken granulating extruder of granulation line Download PDFInfo
- Publication number
- CN103395140B CN103395140B CN201310320093.1A CN201310320093A CN103395140B CN 103395140 B CN103395140 B CN 103395140B CN 201310320093 A CN201310320093 A CN 201310320093A CN 103395140 B CN103395140 B CN 103395140B
- Authority
- CN
- China
- Prior art keywords
- shell
- lower shell
- screw rod
- broken
- upper shell
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/365—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps
- B29C48/37—Gear pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention discloses a kind of waste plastic film and reclaim the broken granulating extruder of granulation line, comprise support, broken cylinder and screw rod discharging machine, this broken cylinder comprises base, the crushing mechanism that cylindrical shell and rotation are installed in cylindrical shell, and drive the crushing power device of crushing mechanism action, this cylindrical shell is provided with charging aperture and discharging opening, the input of screw rod discharging machine is connected with charging aperture, cylindrical shell comprises upper shell and lower shell, charging aperture is arranged at the upper end of upper shell, discharging opening is arranged on lower shell, detachably install between upper shell and lower shell, lower shell is fixed on base, described frame is provided with the pillar fixed with upper shell and also can support upper shell, the discharging opening of lower shell and the input of screw rod discharging machine removably connect, base is slidably mounted in frame by horizontally moving device.This disintegrating machine changes the opening ways between upper shell and lower shell, utilizes horizontally moving device that lower shell is moved horizontally and shifts out, thus can facilitate the maintenance cleaning operation of staff.
Description
Technical field
The present invention relates to a kind of plastic crushing granulation machinery, refer to that a kind of waste plastic film reclaims the broken granulating extruder of granulation line especially.
Background technology
Current waste plastic film reclaims the broken granulating extruder of granulation line and generally comprises support, be installed on the broken cylinder on support and screw rod discharging machine, this broken cylinder comprises base, the crushing mechanism that cylindrical shell and rotation are installed in cylindrical shell, and drive the crushing power device of crushing mechanism action, this cylindrical shell is provided with charging aperture and discharging opening, the input of described screw rod discharging machine is connected with discharging opening and is used for the heating material after fragmentation in broken cylinder to derive, and cylindrical shell comprises upper shell and lower shell, lower shell is fixedly installed on support, and upper shell and lower shell side hinged, opposite side is detachably fixed, upper shell is connected by a lift.Broken cylinder often needs cleaning, maintenance, the blade in bucket needs to change at certain time limit, now, lift can pull upper shell to rotate relative to lower shell, upper shell is open upwards an angle, and then staff enters in lower shell and carries out changing and clearing up blade, because lead screw of elevator is apart from limited, a certain distance can only be reached, so the opening angle of restriction upper shell and lower shell is less, opening angle is little, brings inconvenience to manual operation, may occur that the accident of damaging occurs.
In addition, the screw rod discharging machine of current broken granulating extruder connects vacuum pumping hardware, the steam reclaiming waste material generation extracts by vacuum pumping hardware, the production of uniform drying, so, the syndeton of screw rod discharging machine and vacuum pumping hardware is also unreasonable, and the material material when vacuumizing after fragmentation is extracted out together along with steam, exhaust joint is blocked, fragile vacuum pumping hardware.
Moreover, the cylindrical shell of current broken granulating extruder generally all has observation panel, and this observation panel is that transparent material is made and is fixed on the outer wall of cylindrical shell, can only play the effect of observation, and the operations such as cleaning can not be carried out to inside, cause the inconvenience of daily production.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of waste plastic film to reclaim the broken granulating extruder of granulation line, this broken granulating extruder solves current upper shell and the little problem of lower shell opening angle, this broken granulating extruder changes the opening ways between upper shell and lower shell, utilize horizontally moving device that lower shell is moved horizontally to shift out, thus the maintenance cleaning operation of staff can be facilitated.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of waste plastic film reclaims the broken granulating extruder of granulation line, comprise support, be installed on the broken cylinder on support and screw rod discharging machine, this broken cylinder comprises base, the crushing mechanism that cylindrical shell and rotation are installed in cylindrical shell, and drive the crushing power device of crushing mechanism action, this cylindrical shell is provided with charging aperture and discharging opening, the input of described screw rod discharging machine is connected with discharging opening and is used for the heating material after fragmentation in broken cylinder to derive, described cylindrical shell comprises upper shell and lower shell, described charging aperture is arranged at the upper end of upper shell, described discharging opening is arranged on lower shell, detachably install between upper shell and lower shell, described lower shell is fixed on base, described frame is provided with the pillar fixed with upper shell and also can support upper shell, the discharging opening of described lower shell and the input of screw rod discharging machine removably connect, described base is slidably mounted in frame by horizontally moving device.
As the preferred scheme of one, described horizontally moving device is screw-nut body, and the leading screw of described feed screw nut is horizontally rotated by mount pad and is installed on support, and described leading screw is threaded with between base.
As the preferred scheme of one, described lower shell is provided with access door, this access door is wherein hinged between one end and lower shell, and described access door is detachably fixedly connected with by securing member with between lower shell.
As the preferred scheme of one, the inwall of described access door is fixed with assistant reinforcement muscle, and this assistant reinforcement muscle is spiral section structure, and the spiral center of this spiral section is the central axis of lower shell.
As the preferred scheme of one, the inwall of described upper shell and lower shell is provided with the deflector of spiral section structure, the hand of spiral of this deflector and the rotation direction adaptation of crushing mechanism.
As the preferred scheme of one, described screw rod discharging machine comprises horizontally disposed discharge barrel, rotates the extrusion screw rod be installed in discharge barrel and the spiro driving device driving extrusion screw rod to rotate, one end of this discharge barrel and the discharging opening of lower shell removably connect, the inwall of discharge barrel is provided with heater, described discharge barrel is provided with exhaust cap, this exhaust cap is communicated with discharge barrel inside, and described exhaust cap is provided with vacuum orifice, and this vacuum orifice is communicated with vacuum pumping hardware.
As the preferred scheme of one, described exhaust cap comprises exhaust cap body and cover plate, described exhaust cap body comprises a cavity and is positioned at the plate edge that can coordinate with cover plate on edge on cavity, described cover plate be fixed on plate along upper and cover plate and plate along between there is airflow channel, the bottom that described vacuum orifice is arranged at plate edge is communicated with airflow channel, described cavity and discharge barrel inner space.
After have employed technique scheme, effect of the present invention is: because described cylindrical shell comprises upper shell and lower shell, described charging aperture is arranged at the upper end of upper shell, described discharging opening is arranged on lower shell, detachably install between upper shell and lower shell, described lower shell is fixed on base, described frame is provided with the pillar fixed with upper shell and also can support upper shell, the discharging opening of described lower shell and the input of screw rod discharging machine removably connect, described base is slidably mounted in frame by horizontally moving device, therefore, when needs maintenance or when changing or clear up inner barrel, the detachable mounting structure of upper shell and lower shell can be taken apart, horizontally moving device is utilized to be shifted out below upper shell by lower shell, and upper shell is by shore supports, like this, lower shell shifts out rear whole top not to be stopped, thus be convenient to operated by personnel.Then by horizontally moving device, lower shell reset also and between upper shell can fixed.Said structure is reasonable, without the need to using lift, reducing the requirement in space, facilitating the maintenance cleaning operation of staff.
Again due to described lower shell being provided with access door, this access door is wherein hinged between one end and lower shell, and described access door is detachably fixedly connected with by securing member with between lower shell, therefore, this access door can be opened, and is convenient to observe cylindrical shell internal fracture situation, easy access simultaneously.
Again because described exhaust cap comprises exhaust cap body and cover plate, described exhaust cap body comprises a cavity and is positioned at the plate edge that can coordinate with cover plate on edge on cavity, described cover plate be fixed on plate along upper and cover plate and plate along between there is airflow channel, the bottom that described vacuum orifice is arranged at plate edge is communicated with airflow channel, described cavity and discharge barrel inner space, therefore, owing to there is cavity, and vacuum orifice is positioned at plate along upper, so during vacuum orifice, material is tegmentum plate resistance gear after cavity, airflow channel is then convenient to gas flowing, like this, make air-flow more smooth, the speed of evacuation is fast, strengthen production capacity, material is avoided to enter in vacuum pumping hardware and cause damage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the Facad structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the side structure schematic diagram of the embodiment of the present invention;
Fig. 3 is the exhaust cover structure schematic diagram of the embodiment of the present invention;
In accompanying drawing: 1. support; 2. broken cylinder; 21. lower shells; 22. upper shells; 23. bases; 24. crushing mechanisms; 25. pillars; 26. charging apertures; 27. packaging film feeding cutting devices; 28. deflectors; 3. screw rod discharging machine; 31. discharge barrels; 32. extrusion screw rods; 33. exhaust cap; 331. exhaust cap bodies; 3311. cavity; 3312. connection; 3313. plate edge; 332. cover plate; 333. vacuum orifice; 4. horizontally moving device; 41. leading screws; 42. mount pads.
Detailed description of the invention
Below by specific embodiment, the present invention is described in further detail.
As Fig. 1, shown in 2, a kind of waste plastic film reclaims the broken granulating extruder of granulation line, comprise support 1, be installed on the broken cylinder 2 on support 1 and screw rod discharging machine 3, this broken cylinder 2 comprises base 23, the crushing mechanism 24 that cylindrical shell and rotation are installed in cylindrical shell and the crushing power device driving crushing mechanism 24 action, this cylindrical shell comprises upper shell 22 and lower shell 21, described charging aperture 26 is arranged at the upper end of upper shell 22, described discharging opening is arranged on lower shell 21, the input of described screw rod discharging machine 3 is connected with the discharging opening of lower shell 21 and is used for the heating material after fragmentation in broken cylinder 2 to derive, detachably install between upper shell 22 and lower shell 21, described lower shell 21 is fixed on base 23, described frame is provided with the pillar 25 that also can support upper shell 22 fixing with upper shell 22, the discharging opening of described lower shell 21 and the input of screw rod discharging machine 3 removably connect, described base 23 is slidably mounted in frame by horizontally moving device 4.
Described horizontally moving device 4 is screw-nut body, the leading screw 41 of described feed screw nut is horizontally rotated by mount pad 42 and is installed on support 1, described leading screw 41 is threaded with between base 23, the rotation of this leading screw 41 can pass through manual rotation, also a rotary electric machine can be set on support 1, utilize rotary electric machine to drive leading screw 41 to rotate, realize the automation that lower shell 21 shifts out.The inwall of described upper shell 22 and lower shell 21 is provided with the deflector 28 of spiral section structure, the hand of spiral of this deflector 28 and the rotation direction adaptation of crushing mechanism 24.Crushing mechanism 24 comprises moving knife seat, stationary knife on the moving knife be fixed on moving knife seat, stationary knife seat and fixing stationary knife seat, and moving knife seat is driven by crushing power device and rotates, and crushing power device comprises the decelerator of broken motor and correspondence.And the setting of deflector 28, the intensity of the cylindrical shell to a certain degree strengthened, plays guide functions to materials inside simultaneously, is conducive to fragmentation, allows waste material along with the direction inertial rotation of deflector 28, does not allow waste from stacking on cutter mechanism, increases cutter life.
Described lower shell 21 is provided with access door, this access door is wherein hinged between one end and lower shell 21, detachably be fixedly connected with by securing member between described access door with lower shell 21, namely, access door is provided with two fixed bars, and this fixed bar is welded on access door, and this fixed bar and the corresponding position of lower shell 21 arrange screw, when access door is closed, bolt is utilized to be fixed on lower shell 21 by fixed bar.The inwall of wherein said access door is fixed with assistant reinforcement muscle, this assistant reinforcement muscle is spiral section structure, the spiral center of this spiral section is the central axis of lower shell 21, and namely the structure of this assistant reinforcement muscle is identical with deflector 28 structure, also plays auxiliary guide functions.Charging aperture 26 place of described broken cylinder 2 arranges packaging film feeding cutting device 27, this packaging film feeding cutting device 27 comprises cutting casing, charging aperture 26 is arranged on cutting casing, the active rotor and driven rotor that are used in conjunction with each other is provided with in cutting casing, initiatively rotor is provided with initiatively blade, driven rotor is provided with slave blade, initiatively difference rotating support in rotor two ends is on the wallboard of cutting casing both sides, and initiatively one end of rotor is connected with the device of rotation driving that initiatively rotor can be driven to rotate; The two ends of described driven rotor are respectively arranged with band take-up housing bearing, described band take-up housing bearing is arranged in the chute of both sides wallboard respectively, cutting casing is provided with sliding driving device, described sliding driving device can drive two to be with take-up housing bearing to slide in the chute of both sides respectively, and two band take-up housing bearings can slide into and make slave blade be staggered to form cutting cutting edge with active blade.
Described screw rod discharging machine 3 comprises horizontally disposed discharge barrel 31, rotates the extrusion screw rod 32 be installed in discharge barrel 31 and the spiro driving device driving extrusion screw rod 32 to rotate, one end of discharge barrel 31 and the discharging opening of lower shell 21 removably connect, the inwall of discharge barrel 31 is provided with heater, described discharge barrel 31 is provided with exhaust cap 33, this exhaust cap 33 is communicated with discharge barrel 31 inside, described exhaust cap 33 is provided with vacuum orifice 333, and this vacuum orifice 333 is communicated with vacuum pumping hardware.
Wherein, as shown in Figure 3, described exhaust cap 33 comprises exhaust cap body 331 and cover plate 332, described exhaust cap body 331 comprises a cavity 3311, the plate that can coordinate with cover plate 332 being positioned at edge on cavity 3311 is along 3313 and be communicated with the connection 3312 of cavity 3311 and discharge barrel 31 inner chamber, this connection 3312 is fixed on discharge barrel 31, described cover plate 332 is fixed on plate along on 3313 and cover plate 332 and plate exist airflow channel between 3313, described vacuum orifice 333 is arranged at the bottom of plate along 3313 and is communicated with airflow channel, because vacuum orifice 333 is positioned at plate along on 3313, when so vacuumizing, even if some materials can be extracted out in discharge barrel 31, can be blocked by cover plate 332 and exist in cavity 3311, also has the existence of airflow channel simultaneously, so material is not easily entering into vacuum orifice 333 through airflow channel, thus avoid vacuum pumping hardware and damaged by material.
Claims (6)
1. waste plastic film reclaims the broken granulating extruder of granulation line, comprise support, be installed on the broken cylinder on support and screw rod discharging machine, this broken cylinder comprises base, the crushing mechanism that cylindrical shell and rotation are installed in cylindrical shell, and drive the crushing power device of crushing mechanism action, this cylindrical shell is provided with charging aperture and discharging opening, the input of described screw rod discharging machine is connected with discharging opening and is used for the heating material after fragmentation in broken cylinder to derive, it is characterized in that: described cylindrical shell comprises upper shell and lower shell, described charging aperture is arranged at the upper end of upper shell, described discharging opening is arranged on lower shell, detachably install between upper shell and lower shell, described lower shell is fixed on base, described support is provided with the pillar fixed with upper shell and also can support upper shell, the discharging opening of described lower shell and the input of screw rod discharging machine removably connect, described base is slidably mounted on support by horizontally moving device, described horizontally moving device is screw-nut body, the leading screw of described feed screw nut is horizontally rotated by mount pad and is installed on support, described leading screw is threaded with between base.
2. waste plastic film as claimed in claim 1 reclaims the broken granulating extruder of granulation line, it is characterized in that: described lower shell is provided with access door, this access door is wherein hinged between one end and lower shell, and described access door is detachably fixedly connected with by securing member with between lower shell.
3. waste plastic film as claimed in claim 2 reclaims the broken granulating extruder of granulation line, it is characterized in that: the inwall of described access door is fixed with assistant reinforcement muscle, this assistant reinforcement muscle is spiral section structure, and the spiral center of this spiral section is the central axis of lower shell.
4. waste plastic film as claimed in claim 3 reclaims the broken granulating extruder of granulation line, it is characterized in that: the deflector inwall of described upper shell and lower shell being provided with spiral section structure, the hand of spiral of this deflector and the rotation direction adaptation of crushing mechanism.
5. waste plastic film as claimed in claim 4 reclaims the broken granulating extruder of granulation line, it is characterized in that: described screw rod discharging machine comprises horizontally disposed discharge barrel, rotates the extrusion screw rod be installed in discharge barrel and the spiro driving device driving extrusion screw rod to rotate, one end of this discharge barrel and the discharging opening of lower shell removably connect, the inwall of discharge barrel is provided with heater, described discharge barrel is provided with exhaust cap, this exhaust cap is communicated with discharge barrel inside, described exhaust cap is provided with vacuum orifice, and this vacuum orifice is communicated with vacuum pumping hardware.
6. waste plastic film as claimed in claim 5 reclaims the broken granulating extruder of granulation line, it is characterized in that: described exhaust cap comprises exhaust cap body and cover plate, described exhaust cap body comprises a cavity and is positioned at the plate edge that can coordinate with cover plate on edge on cavity, described cover plate be fixed on plate along upper and cover plate and plate along between there is airflow channel, the bottom that described vacuum orifice is arranged at plate edge is communicated with airflow channel, described cavity and discharge barrel inner space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310320093.1A CN103395140B (en) | 2013-07-27 | 2013-07-27 | Waste plastic film reclaims the broken granulating extruder of granulation line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310320093.1A CN103395140B (en) | 2013-07-27 | 2013-07-27 | Waste plastic film reclaims the broken granulating extruder of granulation line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103395140A CN103395140A (en) | 2013-11-20 |
| CN103395140B true CN103395140B (en) | 2015-12-30 |
Family
ID=49558961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310320093.1A Active CN103395140B (en) | 2013-07-27 | 2013-07-27 | Waste plastic film reclaims the broken granulating extruder of granulation line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103395140B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108274713A (en) * | 2017-12-29 | 2018-07-13 | 昆山科信橡塑机械有限公司 | A kind of rubber mass extrusion equipment |
| CN109016452B (en) * | 2018-08-07 | 2020-06-26 | 如皋市通达机械制造有限公司 | Kneading extruder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2753562Y (en) * | 2004-11-26 | 2006-01-25 | 江苏联冠科技发展有限公司 | Plastic-crushing feeding device |
| CN101081541A (en) * | 2007-06-30 | 2007-12-05 | 张家港美星三和机械有限公司 | Extruder |
| CN102398359A (en) * | 2011-12-02 | 2012-04-04 | 张家港市贝尔机械有限公司 | Sub-cavity vacuum exhaust chamber of vacuum-pumping system in plastic extruder |
| CN202942947U (en) * | 2012-12-10 | 2013-05-22 | 盂县社会福利高锰耐磨件厂 | Crusher with slide rail |
| CN203409922U (en) * | 2013-07-27 | 2014-01-29 | 张家港市亿利机械有限公司 | Crushing granulation extruder for waste plastic film recycling granulation line |
-
2013
- 2013-07-27 CN CN201310320093.1A patent/CN103395140B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2753562Y (en) * | 2004-11-26 | 2006-01-25 | 江苏联冠科技发展有限公司 | Plastic-crushing feeding device |
| CN101081541A (en) * | 2007-06-30 | 2007-12-05 | 张家港美星三和机械有限公司 | Extruder |
| CN102398359A (en) * | 2011-12-02 | 2012-04-04 | 张家港市贝尔机械有限公司 | Sub-cavity vacuum exhaust chamber of vacuum-pumping system in plastic extruder |
| CN202942947U (en) * | 2012-12-10 | 2013-05-22 | 盂县社会福利高锰耐磨件厂 | Crusher with slide rail |
| CN203409922U (en) * | 2013-07-27 | 2014-01-29 | 张家港市亿利机械有限公司 | Crushing granulation extruder for waste plastic film recycling granulation line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103395140A (en) | 2013-11-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203409922U (en) | Crushing granulation extruder for waste plastic film recycling granulation line | |
| CN103100472A (en) | Bag breaking and crushing integrated device of kitchen garbage | |
| CN102514114B (en) | Rubber mixing machine | |
| CN213766606U (en) | Rubber banburying device | |
| CN103395140B (en) | Waste plastic film reclaims the broken granulating extruder of granulation line | |
| CN117258897A (en) | Multistage grinding equipment for processing composite material | |
| CN203936011U (en) | A kind of roller screen machine automatically | |
| CN211416062U (en) | Broken loading attachment of plastics | |
| CN202845139U (en) | Wet feed crusher | |
| CN107999256A (en) | A kind of biology crushes centrifugation apparatus with high efficiency | |
| CN108031515A (en) | A kind of lithotripsy apparatus being used in hydraulic engineering | |
| CN107364105B (en) | A kind of rubber extruding integrated molding extruder | |
| CN202741215U (en) | Plastic rubbish crusher | |
| CN103934926B (en) | A kind of breaker of waste plastic recovery pelletizer | |
| CN210356220U (en) | Waste ink processing apparatus | |
| CN211216828U (en) | Environment-friendly solid waste treatment device | |
| CN203409921U (en) | Waste plastic film recycling granulation line crushing barrel | |
| CN202129128U (en) | Straight-through crushing and feeding machine | |
| CN220678033U (en) | Quick recycling machine of ejection of compact | |
| CN206154543U (en) | Broken cleaning system of old and useless bag of cement | |
| CN205255462U (en) | Spiral extruder of feeding structure has been improved | |
| CN110918462A (en) | Intelligent double-drive powder precision classifier | |
| CN219356387U (en) | PE pipe crusher capable of controlling crushing particle size | |
| CN215277714U (en) | Fertilizer reducing mechanism for garden engineering | |
| CN105108925B (en) | Dissection type corotating twin-screw mixing extruder bidirectional opening method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |