CN112721290A - Double-screw extruder with adjustable structure - Google Patents
Double-screw extruder with adjustable structure Download PDFInfo
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- CN112721290A CN112721290A CN202011474123.0A CN202011474123A CN112721290A CN 112721290 A CN112721290 A CN 112721290A CN 202011474123 A CN202011474123 A CN 202011474123A CN 112721290 A CN112721290 A CN 112721290A
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- transmission shaft
- lateral
- outer shell
- screw extruder
- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/22—Extrusion presses; Dies therefor
- B30B11/24—Extrusion presses; Dies therefor using screws or worms
- B30B11/243—Extrusion presses; Dies therefor using screws or worms using two or more screws working in the same chamber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/32—Discharging presses
Abstract
The invention relates to the technical field of pesticide processing, in particular to a structure-adjustable double-screw extruder which comprises an outer shell. The structure-adjustable double-screw extruder is characterized in that a lateral linkage control mechanism is fixedly connected to the inner wall of the right side of the outer shell, and the lateral linkage control mechanism is matched with a lateral adjusting motor to perform translation adjustment on the second transmission shaft, so that the gap between the first transmission shaft and the second transmission shaft is adjusted as required, the structure of the extruder is adjustable, and the extruder can extrude and adjust internal raw materials while extruding through steering control, so that the mixing efficiency of the extruder is greatly improved; a lateral extrusion push plate is elastically connected to the inner wall of the left side of the outer shell, so that the airtightness of the inner opening end of the outer shell is improved, the sticky material on the surface of the transmission shaft is conveniently removed, and the material mixing efficiency of the discharge port can be improved; the side direction adjusting bolt can be used for adjusting and limiting the telescopic range of the side direction extrusion push plate, so that the size of a discharge port of the lower discharge port can be adjusted according to needs.
Description
Technical Field
The invention relates to the technical field of pesticide processing, in particular to a structure-adjustable double-screw extruder.
Background
The pesticide is chemical for preventing and controlling diseases and pests and regulating plant growth. It is widely used in agriculture, forestry and animal husbandry production, environment and household sanitation, pest and disease control, and industrial product mildew and moth prevention. The pesticide has various varieties, and can be mainly divided into insecticide, acaricide, rodenticide, nematicide, molluscicide, bactericide, herbicide, plant growth regulator and the like according to the application; according to the raw material source, the pesticide can be divided into mineral source pesticides (inorganic pesticides), biological source pesticides (natural organic matters, microorganisms, antibiotics and the like) and chemical synthetic pesticides; according to chemical structure, mainly comprises organic chlorine, organic phosphorus, organic nitrogen, organic sulfur, carbamate, pyrethroid, amide compounds, urea compounds, ether compounds, phenolic compounds, phenoxy carboxylic acids, amidines, triazoles, heterocycles, benzoic acids, organic metal compounds and the like, which are all organic synthetic pesticides;
the agricultural chemicals can be classified into powders, wettable powders, emulsions, emulsifiable concentrates, creams, pastes, colloids, fumigants, smoking agents, aerosols, granules, fine granules, oils, and the like, according to the formulation.
For convenient pesticide particulate matter processing production in the pesticide production process, need use double screw extrusion mechanism to mix and carry the raw materials, but the double screw extrusion mechanism on the market is most fixed in structure at present, can't adjust internal clearance and structure as required, and application scope is very single.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problems existing in the background technology, an improved structure-adjustable double-screw extruder is provided, and the problems that most of double-screw extruding mechanisms on the market are fixed in structure, the internal gap and the structure cannot be adjusted as required, and the application range is very single are solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a structure-adjustable double-screw extruder comprises an external shell, a first transmission shaft, a second transmission shaft, a driving motor and a lateral adjusting motor, wherein the first transmission shaft, the second transmission shaft, the driving motor and the lateral adjusting motor are arranged in the external shell, an upper feed inlet is formed in the right side of the upper end of the external shell, a lower discharge outlet is formed in the left side of the lower end of the external shell, helical extrusion blades of an integrated structure are fixedly connected onto the outer side surfaces of the first transmission shaft and the second transmission shaft, a transverse lateral assembly shaft is fixedly welded on the connecting end of the first transmission shaft and the second transmission shaft on the inner wall of the left side of the external shell, assembly blind holes matched with the transverse lateral assembly shaft are formed in the top ends of the left sides of the first transmission shaft and the second transmission shaft, a lateral linkage control mechanism is fixedly connected onto the inner wall of the right side of, and the second transmission shaft is in transmission connection with a left rotating shaft of the lateral adjusting motor through a lateral linkage control mechanism.
The lateral linkage control mechanism comprises a lateral guide sealing cover fixed on the inner wall of the right side of the outer shell in a welding mode, a middle transmission gear movably installed inside the lateral guide sealing cover through an inner rotating shaft, and an internal thread adjusting cylinder movably installed inside the lateral guide sealing cover, the second transmission shaft is located at the end of the lateral guide sealing cover and is axially and fixedly connected with a lateral linkage cylinder, and the internal thread adjusting cylinder is movably connected with the lateral linkage cylinder through being inserted into the lateral linkage cylinder.
The internal thread adjusting cylinder is characterized in that an integrated structure external limiting ring is arranged on the outer side arc-shaped surface of the internal thread adjusting cylinder, and an integrated structure internal limiting ring is arranged at the position of the outer side opening of the lateral linkage cylinder.
The outer side surface of the first transmission shaft is provided with an integral structure fixed gear ring meshed with the middle transmission gear, and the outer side surface of the second transmission shaft is provided with a transmission gear groove meshed with the middle transmission gear.
The lateral extrusion push plate is elastically connected to the inner wall of the left side of the outer shell through a lateral extrusion spring, and a telescopic guide through hole matched with the first transmission shaft and the second transmission shaft is formed in the lateral extrusion push plate.
The upper end of the outer shell is positioned at the upper feed inlet and is fixedly provided with a top feed hopper by bolts, and the lower end of the outer shell is positioned at the lower discharge outlet and is fixedly provided with a bottom discharge hopper by bolts.
And an outer adjusting screw hole internally provided with a lateral adjusting bolt is formed in the outer wall of the left side of the outer shell.
The invention has the beneficial effects that:
(1) the structure-adjustable double-screw extruder is characterized in that a lateral linkage control mechanism is fixedly connected to the inner wall of the right side of the outer shell, and the lateral linkage control mechanism is matched with a lateral adjusting motor to perform translation adjustment on the second transmission shaft, so that the gap between the first transmission shaft and the second transmission shaft is adjusted as required, the structure of the extruder is adjustable, and the extruder can extrude and adjust internal raw materials while extruding through steering control, so that the mixing efficiency of the extruder is greatly improved;
(2) the lateral extrusion push plate is elastically connected to the inner wall of the left side of the outer shell through a lateral extrusion spring and can be used for sealing the lower discharge port in a non-working state, so that the sealing property of the opening end in the outer shell is improved, sticky materials on the surface of the transmission shaft can be conveniently removed, and the material mixing efficiency of the discharge port can be improved;
(3) set up the outside regulation screw of built-in side direction adjusting bolt on the outer wall of outside casing left side, utilize side direction adjusting bolt can adjust and restrict the flexible scope of side direction extrusion push pedal to adjust the discharge gate size of putting the bin outlet down as required, make its extrusion efficiency adjustable, easy operation is convenient.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the internal structure of the lateral linkage control mechanism of the present invention.
FIG. 3 is a partial cross-sectional view of the mounting end of the side impact push plate of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
FIG. 1, FIG. 2 and FIG. 3 show a structure-adjustable twin-screw extruder, which comprises an outer casing 1, a first transmission shaft 2, a second transmission shaft 3, a driving motor 4 and a lateral adjusting motor 5, wherein the first transmission shaft 2, the second transmission shaft 3, the driving motor 4 and the lateral adjusting motor 5 are installed inside the outer casing 1, the right side of the upper end of the outer casing 1 is provided with an upper feed inlet 6, the left side of the lower end of the outer casing 1 is provided with a lower discharge outlet 7, the outer side surfaces of the first transmission shaft 2 and the second transmission shaft 3 are fixedly connected with an integrated helical extrusion blade 8, the connecting end of the inner wall of the left side of the outer casing 1, which is positioned at the first transmission shaft 2 and the second transmission shaft 3, is welded and fixed with a lateral assembling shaft 9, the top ends of the left sides of the first transmission shaft 2 and the second transmission shaft 3 are provided with assembling blind holes matched with the lateral assembling shaft 9, the second transmission shaft 3 is in transmission connection with a left rotating shaft of the lateral adjusting motor 5 through a lateral linkage control mechanism 10.
Example (b): the lateral adjusting motor 5 rotates forwards to drive the internal thread adjusting cylinder 13 to translate rightwards, drive the lateral linkage cylinder 14 to translate rightwards and drive the second transmission shaft 3 to translate rightwards; on the contrary, the lateral adjusting motor 5 rotates reversely to drive the internal thread adjusting cylinder 13 to translate leftwards, drive the lateral linkage cylinder 14 to translate leftwards and drive the second transmission shaft 3 to translate leftwards.
Further, in order to cooperate with transmission and control, the lateral linkage control mechanism 10 comprises a lateral guide sealing cover 11 fixed on the inner wall of the right side of the outer shell 1 in a welding mode, a middle transmission gear 12 movably installed inside the lateral guide sealing cover 11 through an inner rotating shaft, and an internal thread adjusting cylinder 13 movably installed inside the lateral guide sealing cover 11, the second transmission shaft 3 is located at the end of the lateral guide sealing cover 11 and is fixedly connected with a lateral linkage cylinder 14 in the axial direction, the internal thread adjusting cylinder 13 is movably connected with the lateral linkage cylinder 14 through being inserted into the lateral linkage cylinder 14, further, in order to avoid loosening, an external limiting ring 15 of an integrated structure is arranged on the outer arc-shaped surface of the internal thread adjusting cylinder 13, and an internal limiting ring 16 of an integrated structure is arranged at the position of the opening of the outer side of the inner hole of the.
Further, for the cooperation meshing transmission, have on the 2 lateral surfaces of first transmission shaft an integrative structure fixed gear ring 17 with put transmission gear 12 engaged with, the 3 lateral surfaces of second transmission shaft offer with put transmission gear 12 engaged with drive gear groove 18 in, further, for convenience of elastic extrusion and promotion guidance quality, there is side direction extrusion push pedal 20 through side direction extrusion spring 19 elastic connection on the inner wall of outside casing 1 left side, side direction extrusion push pedal 20 is inside to be offered with first transmission shaft 2 and second transmission shaft 3 matched with flexible direction through-hole 21.
Further, in order to match feeding and discharging, a top feeding hopper 22 is fixed at the position of the upper feeding hole 6 at the upper end of the outer shell 1 through bolts, a bottom discharging hopper 23 is fixed at the position of the lower discharging hole 7 at the lower end of the outer shell 1 through bolts, and further, in order to adjust the telescopic distance, an outer adjusting screw hole with a built-in lateral adjusting bolt 24 is formed in the outer wall of the left side of the outer shell 1.
The structure-adjustable double-screw extruder is characterized in that a lateral linkage control mechanism 10 is fixedly connected to the inner wall of the right side of an outer shell 1, and the lateral linkage control mechanism 10 is matched with a lateral adjusting motor 5 to perform translation adjustment on a second transmission shaft 3, so that the gap between a first transmission shaft 2 and the second transmission shaft 3 is adjusted as required, the structure of the extruder is adjustable, and the extruder can extrude and adjust internal raw materials while extruding through steering control, so that the mixing efficiency of the extruder is greatly improved; a lateral extrusion push plate 20 is elastically connected to the inner wall of the left side of the outer shell 1 through a lateral extrusion spring 19, and the lower discharge port can be sealed in a non-working state by utilizing the lateral extrusion push plate 20, so that the sealing property of the inner opening end of the outer shell 1 is improved, the sticky materials on the surface of the transmission shaft can be conveniently removed, and the material mixing efficiency of the discharge port can be improved; set up the external regulation screw of built-in side direction adjusting bolt 24 on the outer wall of external housing 1 left side, utilize side direction adjusting bolt 24 can adjust and restrict the flexible scope of side direction extrusion push pedal 20 to adjust the discharge gate size of putting bin outlet 7 down as required, make its extrusion efficiency adjustable, easy operation is convenient.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides a double screw extruder with adjustable structure, includes outside casing (1), installs first transmission shaft (2), second transmission shaft (3), driving motor (4) and side direction accommodate motor (5) inside outside casing (1), characterized by: the upper end right side of the outer shell (1) is provided with an upper feed inlet (6), the lower end left side of the outer shell (1) is provided with a lower discharge outlet (7), the outer side surfaces of the first transmission shaft (2) and the second transmission shaft (3) are fixedly connected with an integral spiral extrusion blade (8), the inner wall of the left side of the outer shell (1) is positioned at the connecting end of the first transmission shaft (2) and the second transmission shaft (3) and is welded and fixed with a transverse lateral assembly shaft (9), the top ends of the left sides of the first transmission shaft (2) and the second transmission shaft (3) are provided with assembly blind holes matched with the transverse lateral assembly shaft (9), the inner wall of the right side of the outer shell (1) is fixedly connected with a lateral linkage control mechanism (10), and the first transmission shaft (2) is in transmission connection with a rotating shaft at the left side of a driving motor (4) through the lateral linkage control mechanism (10, the second transmission shaft (3) is in transmission connection with a left rotating shaft of the lateral adjusting motor (5) through a lateral linkage control mechanism (10).
2. The structurally adjustable twin-screw extruder of claim 1, wherein: the lateral linkage control mechanism (10) comprises a guide sealing cover (11) welded and fixed on the upper side of the inner wall of the right side of the outer shell (1), a middle transmission gear (12) movably installed in the guide sealing cover (11) and an internal thread adjusting cylinder (13) movably installed in the guide sealing cover (11), the second transmission shaft (3) is located at the end of the guide sealing cover (11) and is axially and fixedly connected with a lateral linkage cylinder (14), and the internal thread adjusting cylinder (13) is movably connected with the lateral linkage cylinder (14) by being inserted into the lateral linkage cylinder (14).
3. The structurally adjustable twin-screw extruder of claim 2, wherein: the outer side arc-shaped surface of the internal thread adjusting cylinder (13) is provided with an integral structure outer limiting ring (15), and the position of the inner side hole of the lateral linkage cylinder (14) at the outer side opening is provided with an integral structure inner limiting ring (16).
4. The structurally adjustable twin-screw extruder of claim 2, wherein: the outer side surface of the first transmission shaft (2) is provided with an integral structure fixed gear ring (17) meshed with the middle transmission gear (12), and the outer side surface of the second transmission shaft (3) is provided with a transmission gear groove (18) meshed with the middle transmission gear (12).
5. The structurally adjustable twin-screw extruder of claim 1, wherein: outside casing (1) left side inner wall on have side direction extrusion push pedal (20) through side direction extrusion spring (19) elastic connection, side direction extrusion push pedal (20) inside seted up with first transmission shaft (2) and second transmission shaft (3) matched with flexible direction through-hole (21).
6. The structurally adjustable twin-screw extruder of claim 1, wherein: the upper end of the outer shell (1) is positioned at the upper feeding hole (6) and is fixed with a top feeding hopper (22) through bolts, and the lower end of the outer shell (1) is positioned at the lower discharging hole (7) and is fixed with a bottom discharging hopper (23) through bolts.
7. The structurally adjustable twin-screw extruder of claim 1, wherein: and an outer adjusting screw hole with a built-in lateral adjusting bolt (24) is formed in the outer wall of the left side of the outer shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011474123.0A CN112721290A (en) | 2020-12-14 | 2020-12-14 | Double-screw extruder with adjustable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011474123.0A CN112721290A (en) | 2020-12-14 | 2020-12-14 | Double-screw extruder with adjustable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112721290A true CN112721290A (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011474123.0A Pending CN112721290A (en) | 2020-12-14 | 2020-12-14 | Double-screw extruder with adjustable structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN112721290A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308219A (en) * | 2021-12-18 | 2022-04-12 | 深圳市雄鹰清洁服务有限公司 | Pollution-free treatment device for landscaping garbage |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04325224A (en) * | 1991-04-25 | 1992-11-13 | Toyoda Gosei Co Ltd | Screw position-regulating mechanism of vented extruder |
| CN2712461Y (en) * | 2004-03-12 | 2005-07-27 | 刘敬东 | Rice regulator of rice mill |
| CN101683759A (en) * | 2008-09-23 | 2010-03-31 | 科倍隆有限公司 | Extruder arrangement |
| CN103836047A (en) * | 2012-11-27 | 2014-06-04 | 苏州工业园区协诚精密五金有限公司 | Bolt |
| CN104742353A (en) * | 2013-12-26 | 2015-07-01 | 亨克产权经营者公司（有限责任） | A melt pump for building up pressure by pressing a melt of synthetic material through a tool |
| CN205148865U (en) * | 2015-11-30 | 2016-04-13 | 惠州市环美盛新材料有限公司 | A double screw extruder for production of polyethylene foam sheet |
| CN206663839U (en) * | 2017-04-10 | 2017-11-24 | 天津科技大学 | It is a kind of to aid in automatically adjusting the twin-screw oil mill for squeezing breech pressure |
| CN108189366A (en) * | 2017-12-19 | 2018-06-22 | 宁波绿华橡塑机械工贸有限公司 | Waste and old rubber melts reclaimed materials plasticizing extruder |
-
2020
- 2020-12-14 CN CN202011474123.0A patent/CN112721290A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04325224A (en) * | 1991-04-25 | 1992-11-13 | Toyoda Gosei Co Ltd | Screw position-regulating mechanism of vented extruder |
| CN2712461Y (en) * | 2004-03-12 | 2005-07-27 | 刘敬东 | Rice regulator of rice mill |
| CN101683759A (en) * | 2008-09-23 | 2010-03-31 | 科倍隆有限公司 | Extruder arrangement |
| CN103836047A (en) * | 2012-11-27 | 2014-06-04 | 苏州工业园区协诚精密五金有限公司 | Bolt |
| CN104742353A (en) * | 2013-12-26 | 2015-07-01 | 亨克产权经营者公司（有限责任） | A melt pump for building up pressure by pressing a melt of synthetic material through a tool |
| CN205148865U (en) * | 2015-11-30 | 2016-04-13 | 惠州市环美盛新材料有限公司 | A double screw extruder for production of polyethylene foam sheet |
| CN206663839U (en) * | 2017-04-10 | 2017-11-24 | 天津科技大学 | It is a kind of to aid in automatically adjusting the twin-screw oil mill for squeezing breech pressure |
| CN108189366A (en) * | 2017-12-19 | 2018-06-22 | 宁波绿华橡塑机械工贸有限公司 | Waste and old rubber melts reclaimed materials plasticizing extruder |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308219A (en) * | 2021-12-18 | 2022-04-12 | 深圳市雄鹰清洁服务有限公司 | Pollution-free treatment device for landscaping garbage |
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