CN114872215A - Material stirring mixing apparatus for producing PVC calendering film - Google Patents
Material stirring mixing apparatus for producing PVC calendering film Download PDFInfo
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- CN114872215A CN114872215A CN202210473017.3A CN202210473017A CN114872215A CN 114872215 A CN114872215 A CN 114872215A CN 202210473017 A CN202210473017 A CN 202210473017A CN 114872215 A CN114872215 A CN 114872215A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/106—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary using rotary casings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
- B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/22—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/22—Component parts, details or accessories; Auxiliary operations
- B29B7/26—Component parts, details or accessories; Auxiliary operations for discharging, e.g. doors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/802—Constructions or methods for cleaning the mixing or kneading device
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses material stirring and mixing equipment for producing a PVC (polyvinyl chloride) calendered film, which comprises a machine base and a stirring assembly, wherein a bearing and a first motor are sequentially arranged above the machine base from left to right, a gear set is arranged above the first motor, a stirring tank is arranged outside the gear set, a tank cover is arranged above the outside of the stirring tank, a second motor and an auxiliary discharging assembly for extruding and discharging are sequentially arranged above the tank cover from inside to outside, the stirring assembly for stirring and mixing is arranged below the second motor, and the stirring assembly comprises a stirring rod, a stirring blade and a rotary cover. This production material mixing equipment of PVC calendering membrane compares with current ordinary material mixing equipment, opens motor one back, and motor one rotates through gear train drive agitator tank, stirs the material at the cooperation equipment, makes agitator tank and puddler rotate simultaneously, and then accelerates the stirring to the material for this material mixing equipment possesses dual stirring mixing function.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to material stirring and mixing equipment for producing a PVC calendered film.
Background
The rolling film is prepared by a rolling process, wherein the rolling process is a process of enabling heated polyvinyl chloride plastic to pass through one or more pairs of horizontal roller gaps rotating oppositely to enable materials to bear the extrusion and extension effects, so that a thin product with certain thickness, width and smooth surface is formed; is characterized by high yield and good quality; but the process equipment is complex and the investment is large. The soft calendered films are generally less than 0.25mm in thickness and have a plasticizer content of greater than 25phr in the formulation. The polyvinyl chloride calendered film occupies an important position in a plastic greenhouse film, and has wide application in salt field tarpaulin, industrial packaging, electrical insulation, inflatable film products, lamp box advertisement, engineering waterproofing, commodity packaging and the like.
PVC calendering membrane is mixed by multiple material stirring and forms, and current material mixing apparatus mixed mode is single, and the time that the material mixing stirring was accomplished is longer, and efficiency is lower, can not be fine satisfy people's user demand, to above-mentioned condition, carries out technical innovation on current material mixing apparatus basis.
Disclosure of Invention
The invention aims to provide material stirring and mixing equipment for producing a PVC calendered film, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a material mixing apparatus of production PVC calendering membrane, includes frame and stirring subassembly, turn right from a left side and install bearing and motor one in proper order in the top of frame, and the top of motor one is provided with the gear train, the outside of gear train is provided with the agitator tank, and installs the cover above the outside of agitator tank, the top of cover is by interior and set gradually motor two and the supplementary ejection of compact subassembly that is used for the extrusion ejection of compact outward for the stirring is mixed stirring unit mount is in the below of motor two, the stirring subassembly includes puddler, stirring leaf and spiral cover, the puddler both sides have the fluting, be provided with the stirring leaf on the puddler, the spiral cover is installed to the below of puddler.
The agitator tank passes through the bearing and is connected with the frame rotation, and the axis of agitator tank coincides mutually with the axis of cover.
The stirring blades are distributed along the vertical direction of the stirring rod at equal intervals, and the stirring rod is in threaded connection with the screw cap.
The outside both sides of agitator tank are provided with the loading hopper, and the outside below of agitator tank installs the valve.
The loading hopper is equipped with two along the central point symmetry of agitator tank, and the loading hopper link up each other with the agitator tank.
The auxiliary discharging assembly comprises an electric cylinder, a push plate and a piston, the push plate is installed below the electric cylinder, and the piston is arranged below the push plate.
The electric cylinders are symmetrically arranged along the center of the push plate, and the circle center of the push plate coincides with the circle center of the piston.
The outer surface of the piston is attached to the inner surface of the stirring tank, and the inner surface of the piston is attached to the outer surface of the stirring rod.
Compared with the prior art, the invention has the beneficial effects that:
the material stirring and mixing device has double stirring and mixing functions, can quickly mix materials, has a detachable structure of the stirring blade, is convenient to install and detach, is convenient to replace quickly, has an extrusion discharging function, and accelerates the output of the materials;
according to the invention, through the arrangement of the base, the bearing, the first motor, the gear set and the stirring tank, after the first motor is started, the first motor drives the stirring tank to rotate through the gear set, materials are stirred in the matching equipment, so that the stirring tank and the stirring rod rotate simultaneously, and the stirring of the materials is accelerated, so that the material stirring and mixing equipment has double stirring and mixing functions and can quickly mix the materials;
according to the material mixing and stirring device, the stirring rod, the stirring blades and the rotary cover are arranged, the stirring blades sequentially slide into the groove of the stirring rod, the rotary cover is screwed on, the stirring blades are limited and fixed, and the rotary cover is detached when the stirring blades are detached, so that the material mixing and stirring device has a detachable structure of the stirring blades, and the mounting and detaching modes are convenient and fast, and are convenient to replace;
according to the invention, through the arrangement of the electric cylinder, the push plate and the piston, the electric cylinder pushes the push plate and the piston to move along the inner wall of the stirring tank, the piston extrudes materials in the stirring tank, the valve is opened simultaneously, the materials are rapidly output from the bottom outlet of the stirring tank, the materials attached to the inner wall of the stirring tank can be scraped along with the movement of the piston, a certain cleaning effect is achieved, and the material stirring and mixing equipment has an extrusion discharging function and accelerates the output of the materials.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic perspective view of a stirring tank according to the present invention;
FIG. 3 is a schematic cross-sectional structural view of the present invention;
FIG. 4 is a schematic sectional view showing an enlarged structure of a stirring vane of the present invention;
FIG. 5 is a schematic plan view of a stirring vane of the present invention;
FIG. 6 is a schematic plan view of the stirring rod of the present invention;
in the figure, 1, a machine base; 2. a bearing; 3. a first motor; 4. a gear set; 5. a stirring tank; 6. a can lid; 7. a second motor; 8. a stirring assembly; 8a, a stirring rod; 8a1, slotted; 8a2, keyhole; 8b, stirring blades; 8b1, short leaf; 8b1x, tongue; 8b2, long blade; 8b3, guide ribs; 8b4, latch; 8b4x, relief holes; 8b5, a connecting ring; 8b6, elastic member; 8c, screwing a cover; 8d, a scraping piece; 9. a hopper; 10. a valve; 11. an auxiliary discharge assembly; 11a, an electric cylinder; 11b, a push plate; 11c, a piston.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-6, the material stirring and mixing device for producing PVC calendered film comprises a base 1 and a stirring assembly 8, wherein a bearing 2 and a motor one 3 are sequentially installed above the base 1 from left to right, a gear set 4 is installed above the motor one 3, a stirring tank 5 is installed outside the gear set 4, a tank cover 6 is installed above the outside of the stirring tank 5, the stirring tank 5 is rotatably connected with the base 1 through the bearing 2, the central axis of the stirring tank 5 coincides with the central axis of the tank cover 6, after the motor one 3 is started, the motor one 3 drives the stirring tank 5 to rotate through the gear set 4, the material is stirred by a matching device, the stirring tank 5 and a stirring rod 8a rotate simultaneously, and the stirring of the material is accelerated, so that the material stirring and mixing device has dual stirring and mixing functions, the material can be rapidly mixed, two sides of the stirring tank 5 are provided with a feeding hopper 9, and install valve 10 below the outside of agitator tank 5, loading hopper 9 is equipped with two along agitator tank 5's central point symmetry, and loading hopper 9 and agitator tank 5 link up each other.
A motor II 7 and an auxiliary discharging component 11 for extruding and discharging are sequentially arranged above the tank cover 6 from inside to outside, a stirring component 8 for stirring and mixing is arranged below the motor II 7, the stirring component 8 comprises a stirring rod 8a, stirring blades 8b and a rotary cover 8c, two sides of the stirring rod 8a are provided with open grooves 8a1, the stirring rod 8a is provided with the stirring blades 8b, the rotary cover 8c is arranged below the stirring rod 8a, the stirring blades 8b are equidistantly distributed along the vertical direction of the stirring rod 8a, the stirring rod 8a is in threaded connection with the rotary cover 8c, the stirring blades 8b sequentially slide into the grooves of the stirring rod 8a, the rotary cover 8c is screwed on to limit and fix the stirring blades 8b, the rotary cover 8c is dismounted when the stirring blades 8b are dismounted, the material stirring and mixing device has a detachable structure of the stirring blades 8b, and the mounting and dismounting manner is convenient, the auxiliary discharging assembly 11 comprises an electric cylinder 11a, a push plate 11b and a piston 11c, the push plate 11b is installed below the electric cylinder 11a, the piston 11c is arranged below the push plate 11b, the electric cylinders 11a are symmetrically arranged along the center of the push plate 11b, the circle center of the push plate 11b coincides with the circle center of the piston 11c, the outer surface of the piston 11c is attached to the inner surface of the stirring tank 5, the inner surface of the piston 11c is attached to the outer surface of the stirring rod 8a, the electric cylinder 11a pushes the push plate 11b and the piston 11c to move along the inner wall of the stirring tank 5, the piston 11c extrudes the material in the stirring tank 5, the valve 10 is opened at the same time, the material is rapidly output from the bottom outlet of the stirring tank 5, the material attached to the inner wall of the stirring tank 5 can be scraped along with the movement of the piston 11c, a certain cleaning effect is achieved, and the material stirring and mixing device has an extruding and discharging function, accelerating the output of the materials; in this embodiment, the stirring assembly 8 further includes a scraping member 8d, and the scraping member 8d is connected to the long side end of the stirring blade 8 b; the stirring blade 8b comprises a connecting ring 8b5, a long blade 8b2 and a short blade 8b1, the long blade 8b2 and the short blade 8b1 are respectively and symmetrically connected to the outer side of a connecting ring 8b5, the inner side of the connecting ring 8b5 is connected with two symmetrically arranged clamping blocks 8b4 through a plurality of elastic elements 8b6, the clamping block 8b4 can be clamped with a slot 8a1, the short blade 8b1 is provided with a locking tongue 8b1x, the slot 8a1 is provided with evenly distributed locking holes 8a2 matched with the locking tongue 8b1x, the clamping block 8b4 close to the short blade 1 is provided with an abdicating hole 8b4x, and the clamping block 8b4 is further provided with two guiding convex strips 8b3 for guiding the locking tongue 8b1 x; the scraping member 8d is connected with the long blade 8b 2; adopt this structure, after fixture block 8b4 blocks into slotted 8a1 of puddler 8a, can accomplish the connection of puddler 8a and stirring leaf 8b, because the weight distribution of long blade 8b2 and short blade 8b1 both is asymmetric, puddler 8a drives its rotation back, can make spring bolt 8b1x automatic insert in lockhole 8a2 to can make and can not take place relative movement between stirring leaf 8b and the puddler 8a, simultaneously, it is also more convenient that stirring leaf 8b dismantles from puddler 8 a.
The working principle of the invention is as follows: when the material stirring and mixing equipment for producing the PVC calendering film is used, firstly, a plurality of stirring blades 8b are sequentially slid into a groove of a stirring rod 8a, a spiral cover 8c is screwed on, the stirring blades 8b are limited and fixed, the installation is finished, the spiral cover 8c is detached when the stirring blades 8b are detached, the material to be processed is thrown from a feeding hopper 9, the material to be processed falls into a stirring tank 5 through the feeding hopper 9, a second motor 7 is started to drive the stirring rod 8a and the stirring blades 8b to rotate, a first motor 3 is started simultaneously, the first motor 3 drives the stirring tank 5 to rotate through a gear set 4, the material is stirred by matching equipment, the stirring tank 5 and the stirring rod 8a rotate simultaneously, the stirring of the material is accelerated, when the material is continuously added, the first motor 3 needs to be stopped, the stirring tank 5 stops rotating, the material can be normally added, after the material mixing is finished, a tank cover 6 is taken down to detach the stirring blades 8b, and then the tank cover 6 is replaced, the electric cylinder 11a is enabled to push the push plate 11b and the piston 11c to move along the inner wall of the stirring tank 5, the piston 11c extrudes the materials in the stirring tank 5, the valve 10 is opened simultaneously, the materials are rapidly output from the bottom outlet of the stirring tank 5, the materials attached to the inner wall of the stirring tank 5 can be scraped along with the movement of the piston 11c, a certain cleaning effect is achieved, and the working principle of the material stirring and mixing equipment for producing the PVC calendering film is the working principle.
The above components are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (8)
1. The utility model provides a material stirring mixing apparatus of production PVC calendering membrane, includes frame (1) and stirring subassembly (8), its characterized in that, turn right from a left side and install bearing (2) and motor (3) in proper order in the top of frame (1), and the top of motor (3) is provided with gear train (4), the outside of gear train (4) is provided with agitator tank (5), and installs cover (6) above the outside of agitator tank (5), the top of cover (6) is from interior to exterior has set gradually motor two (7) and is used for extrudeing supplementary ejection of compact subassembly (11) of ejection of compact for the stirring is mixed stirring subassembly (8) are installed in the below of motor two (7), stirring subassembly (8) include puddler (8a), stirring leaf (8b) and spiral cover (8c), puddler (8a) both sides have fluting (8a1), the stirring rod (8a) is provided with stirring blades (8b), and a rotary cover (8c) is installed below the stirring rod (8 a).
2. The material stirring and mixing device for producing the PVC calendered film is characterized in that the stirring tank (5) is rotatably connected with the machine base (1) through a bearing (2), and the central axis of the stirring tank (5) is coincident with the central axis of the tank cover (6).
3. The material stirring and mixing device for producing the PVC calendered film according to the claim 1 is characterized in that the stirring blades (8b) are distributed at equal intervals along the vertical direction of the stirring rod (8a), and the stirring rod (8a) is connected with the screw cap (8c) in a threaded manner.
4. The material stirring and mixing device for producing the PVC calendered film is characterized in that the stirring tank (5) is provided with loading hoppers (9) at two sides outside, and a valve (10) is arranged below the outside of the stirring tank (5).
5. The material stirring and mixing device for producing the PVC calendered film is characterized in that two feeding hoppers (9) are symmetrically arranged along the central position of the stirring tank (5), and the feeding hoppers (9) are communicated with the stirring tank (5).
6. The material stirring and mixing device for producing the PVC calendered film is characterized in that the auxiliary discharging assembly (11) comprises an electric cylinder (11a), a push plate (11b) and a piston (11c), the push plate (11b) is installed below the electric cylinder (11a), and the piston (11c) is arranged below the push plate (11 b).
7. The material stirring and mixing device for producing the PVC calendered film according to the claim 6, characterized in that two electric cylinders (11a) are symmetrically arranged along the center of the pushing plate (11b), and the center of the pushing plate (11b) coincides with the center of the piston (11 c).
8. The material stirring and mixing device for producing the PVC calendered film according to the claim 6, characterized in that the outer surface of the piston (11c) is attached to the inner surface of the stirring tank (5), and the inner surface of the piston (11c) is attached to the outer surface of the stirring rod (8 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210473017.3A CN114872215A (en) | 2022-04-29 | 2022-04-29 | Material stirring mixing apparatus for producing PVC calendering film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210473017.3A CN114872215A (en) | 2022-04-29 | 2022-04-29 | Material stirring mixing apparatus for producing PVC calendering film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114872215A true CN114872215A (en) | 2022-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210473017.3A Pending CN114872215A (en) | 2022-04-29 | 2022-04-29 | Material stirring mixing apparatus for producing PVC calendering film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114872215A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206652587U (en) * | 2017-02-10 | 2017-11-21 | 山东显元化工科技有限公司 | A kind of grinder fan-leaf connection structure |
| CN108705713A (en) * | 2018-06-27 | 2018-10-26 | 江苏莘翔机电有限公司 | A kind of compacting mixture glue former |
| CN211967937U (en) * | 2020-01-17 | 2020-11-20 | 安徽孔氏陶粒制品有限公司 | Building mortar compounding device |
| CN212764154U (en) * | 2020-07-24 | 2021-03-23 | 常州市华实新材料科技有限公司 | High-speed mixer is used in production of PVC membrane |
| CN214187913U (en) * | 2020-12-31 | 2021-09-14 | 镇江金安达塑胶有限公司 | Rotary stirring device for plastic processing |
| CN214239172U (en) * | 2020-12-31 | 2021-09-21 | 绍兴市杰品木塑有限公司 | Raw material stirring device of PVC foaming board |
| CN114030099A (en) * | 2021-11-01 | 2022-02-11 | 江苏苏宝塑料实业有限公司 | Raw material uniform mixing device for shed film processing |
| CN215877078U (en) * | 2021-07-01 | 2022-02-22 | 常州市大地肥业科技有限公司 | Raw materials proportioning equipment for compound fertilizer production |
-
2022
- 2022-04-29 CN CN202210473017.3A patent/CN114872215A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206652587U (en) * | 2017-02-10 | 2017-11-21 | 山东显元化工科技有限公司 | A kind of grinder fan-leaf connection structure |
| CN108705713A (en) * | 2018-06-27 | 2018-10-26 | 江苏莘翔机电有限公司 | A kind of compacting mixture glue former |
| CN211967937U (en) * | 2020-01-17 | 2020-11-20 | 安徽孔氏陶粒制品有限公司 | Building mortar compounding device |
| CN212764154U (en) * | 2020-07-24 | 2021-03-23 | 常州市华实新材料科技有限公司 | High-speed mixer is used in production of PVC membrane |
| CN214187913U (en) * | 2020-12-31 | 2021-09-14 | 镇江金安达塑胶有限公司 | Rotary stirring device for plastic processing |
| CN214239172U (en) * | 2020-12-31 | 2021-09-21 | 绍兴市杰品木塑有限公司 | Raw material stirring device of PVC foaming board |
| CN215877078U (en) * | 2021-07-01 | 2022-02-22 | 常州市大地肥业科技有限公司 | Raw materials proportioning equipment for compound fertilizer production |
| CN114030099A (en) * | 2021-11-01 | 2022-02-11 | 江苏苏宝塑料实业有限公司 | Raw material uniform mixing device for shed film processing |
Non-Patent Citations (1)
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| 朱光亚，周光召: "中国科学技术文库 普通卷 工程与技术科学基础学科 机械、仪表技术", vol. 1, 科学技术文献出版社, pages: 936 * |
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