CN109878054A - A kind of double screw extruder - Google Patents
A kind of double screw extruder Download PDFInfo
- Publication number
- CN109878054A CN109878054A CN201910282866.9A CN201910282866A CN109878054A CN 109878054 A CN109878054 A CN 109878054A CN 201910282866 A CN201910282866 A CN 201910282866A CN 109878054 A CN109878054 A CN 109878054A
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- cylinder
- cylinder section
- pedestal
- nut
- side plate
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of double screw extruders, including pedestal and cylinder, the cylinder by middle part fixed cylinder section and the moving cylinder section of two sides be tightly connected at, setting two are used to place the inner cavity of screw rod in cylinder, two screw rods are through interior intracavitary, and screw rod one end passes through cylinder and connect with the bearing block of setting mobile on the side plate on pedestal, and screw rod passes through one end connection driving wheel of bearing block, the driving wheel of two screw rods is connect by drive chain with the driving end of the motor on pedestal, the tensioning wheel of tensioning drive chain is also set up on the side plate, the cylinder upper end is also connected with feeding mechanism, the fixed cylinder section and moving cylinder section of the cylinder are movably attached to be arranged on lifting seat on pedestal by bracket, the double screw extruder, cylinder and screw rod are openable, facilitate the cleaning of inner cavity and screw rod.
Description
Technical field
The present invention relates to extruder more particularly to a kind of double screw extruders.
Background technique
Screw extruder is the pressure and shearing force generated by screw rod rotation, can material is sufficiently plasticized
And uniformly mixing, it is formed by mouth mold, conventional extruder is more troublesome when carrying out maintenance or colour changing is cleared up, and needs entirety
It extracts screw rod out or dismantles lower machine barrel, it is not only time-consuming and laborious, and cleaning effect is bad.
Summary of the invention
The applicant is directed to disadvantage mentioned above, has carried out Improvement, provides a kind of double screw extruder.
The technical solution adopted in the present invention is as follows:
A kind of double screw extruder, including pedestal and cylinder, the cylinder by middle part fixed cylinder section and two sides moving cylinder
Section is tightly connected into setting two in, cylinder for placing the inner cavities of screw rod, and two screw rods are through interior intracavitary, and screw rod one end is worn
It crosses cylinder to connect with the bearing block of setting mobile on the side plate on pedestal, and screw rod passes through one end connection driving wheel of bearing block,
The driving wheel of two screw rods is connect by drive chain with the driving end of the motor on pedestal, and tensioning driving is also set up on the side plate
The tensioning wheel of chain, the cylinder upper end are also connected with feeding mechanism, and the fixed cylinder section and moving cylinder section of the cylinder can by bracket
Mobile being connected on pedestal is arranged on lifting seat.
As a further improvement of the above technical scheme:
The lifting seat opens up tapped through hole, and connection adjusts bolt in tapped through hole, and the adjusting bolt lower end is connected to
In the threaded hole opened up on pedestal.
The lifting seat upper end opens up waist type groove, and lower end is arranged nut and positions through slot, and nut positioning through slot two sides setting is led
To slot, the nut two sides of cooperation are arranged guide pad, and nut is through in guide groove by guide pad to be movably disposed at nut and determine
Position through slot passes through bracket by bolt, waist type groove connect with nut and is secured together bracket and lifting seat.
The tensioning wheel connects backstand, and the backstand is connected and fixed seat by spring, and backstand upper end is located at bullet
Guide pin is set on the inside of spring, and the guide pin is through in the pilot hole of fixing seat, and the fixing seat is connected to side by connecting pin
On plate, and side plate is cooperatively connected to sell and upper and lower two groups of connecting holes is arranged.
The bracket two sides of moving cylinder section lower end connection, which are located on lifting seat, is also connected with mobile driving part.
Two sides open up the bearing mounting groove of installation bearing block on the side plate.
Beneficial effects of the present invention are as follows: the double screw extruder, cylinder by middle part fixed cylinder section and two sides movement
Cylinder section is tightly connected at cylinder is openable, facilitates the cleaning of inner cavity and screw rod.
Detailed description of the invention
Fig. 1 is the front view provided by the invention for not installing mobile driving part double screw extruder additional.
Fig. 2 is Figure 1A-A cross-sectional view and the schematic diagram for installing mobile driving part additional.
Fig. 3 is enlarged drawing at Fig. 2 D.
Fig. 4 is Figure 1B-B cross-sectional view.
Fig. 5 is Fig. 1 C-C cross-sectional view.
Fig. 6 is enlarged drawing at Fig. 5 E.
In figure: 1, pedestal；2, cylinder；21, fixed cylinder section；22, moving cylinder section；23, inner cavity；24, feeding mechanism；3, spiral shell
Bar；31, bearing block；32, driving wheel；4, side plate；41, connecting hole；42, bearing mounting groove；5, drive chain；6, motor；7, it is tensioned
Wheel；71, backstand；711, guide pin；72, spring；73, fixing seat；731, connecting pin；8, bracket；9, lifting seat；91, it adjusts
Bolt；92, waist type groove；93, nut positions through slot；931, guide groove；94, nut；10, mobile driving part.
Specific embodiment
With reference to the accompanying drawing, illustrate the specific embodiment of the present embodiment.
As shown in Figures 1 to 6, the double screw extruder of the present embodiment, including pedestal 1 and cylinder 2, cylinder 2 are consolidated by middle part
Safety barrel section 21 and the moving cylinder section 22 of two sides be tightly connected at, setting two is for placing the inner cavities 23 of screw rod 3 in cylinder 2, two
Root screw rod 3 is through in inner cavity 23, and 3 one end of screw rod passes through the bearing block 31 of mobile setting on the side plate 4 on cylinder 2 and pedestal 1
Connection, bearing block 31 are movably disposed in the bearing mounting groove 42 that 4 two sides of side plate open up, and screw rod 3 passes through bearing block 31
One end connect driving wheel 32, the driving wheels 32 of two screw rods 3 is connected by the driving end of 1 motor 6 on drive chain 5 and pedestal
It connects, the tensioning wheel 7 of tensioning drive chain 5 is also set up on side plate 4, tensioning wheel 7 connects backstand 71, and backstand 71 is connected by spring 72
Connection fixed seat 73, and 71 upper end of backstand is located at setting guide pin 711, guide pin 711 on the inside of spring 72 and is through fixing seat 73
In pilot hole, fixing seat 73 is connected on side plate 4 by connecting pin 731, and 4 mating connection pin 731 of side plate is arranged upper and lower two groups
Connecting hole 41,2 upper end of cylinder are also connected with feeding mechanism 24, and the fixed cylinder section 21 and moving cylinder section 22 of cylinder 2 are removable by bracket 8
Dynamic being connected on pedestal 1 is arranged on lifting seat 9, and lifting seat 9 opens up tapped through hole, and connection adjusts bolt 91 in tapped through hole,
It adjusts 91 lower end of bolt to be connected in the threaded hole opened up on pedestal 1, the height of 91 adjustable up-down seat 9 of bolt is adjusted by rotation
Degree, 9 upper end of lifting seat open up waist type groove 92, and lower end is arranged nut and positions through slot 93, and nut positions 93 two sides of through slot setting guiding
Guide pad is arranged in 94 two sides of nut of slot 931, cooperation, and nut 94 is through in guide groove 931 by guide pad to be movably arranged
Through slot 93 is positioned in nut, bracket 8 is passed through by bolt, waist type groove 92 connect with nut 94 and is fixed to bracket 8 and lifting seat 9
Together.
8 two sides of bracket of 22 lower end of moving cylinder section connection, which are located on lifting seat 9, is also connected with mobile driving part 10, in cylinder
When 2 installation, the moving cylinder section 22 of two sides can be made to be fixed cylinder section 21 by mobile driving part 10, cooperated by bolt
Nut 94 fixes the moving cylinder section 22 of two sides, guarantees to compress sealing between moving cylinder section 22 and fixed cylinder section 21, when cylinder 2
When disassembly is opened, bolt need to only be unloaded, can be opened the moving cylinder section 22 of two sides by mobile driving part 10.
When the double screw extruder installation of the present embodiment, the fixed cylinder section 21 at middle part is first installed to corresponding lifting seat 9
On, two screw rods 3 are then connected by bearing block 31, it is top that fixing seat 73 is then connected to side plate 4 by connecting pin 731
In one group of connecting hole 41,7 position of tensioning wheel is fixed, drive chain 5 is tensioned by tensioning wheel 7, while driving the bearing of two sides
Seat 31, moves to 42 most inner side of bearing mounting groove, and two screw rods 3 reach designated position, then adjusts the left and right of fixed cylinder section 21
Fixed cylinder section 21 and lifting seat 9 are fixedly attached together after regulating by screw bolt and nut 94 by position, and then rotation is adjusted
Bolt 91 adjusts the height of lifting seat 9, keeps fixed cylinder section 21 and the screw rod 3 of two sides concentric, then by the moving cylinder section 22 of two sides
It is placed on corresponding lifting seat 9, then adjusts the height of the lifting seat 9, keep moving cylinder section 22 and 21 height of fixed cylinder section consistent,
It drives moving cylinder section 22 and bracket 8 mobile by mobile driving part 10 again, moving cylinder section 22 is made to be fixed cylinder section 21, logical
It crosses bolt attaching nut 94 to fix the moving cylinder section 22 of two sides, the moving cylinder section 22 of fixed cylinder section 21 and two sides can be passed through
It is tightly connected into cylinder 2, feeding mechanism 24 is finally connected to 21 upside of fixed cylinder section of cylinder 2, that is, completes assembling, group installs
It can be used at rear, after a period of use, the bolt of detachable lower 22 lower end of moving cylinder section, by moving driving part 10 for two
The moving cylinder section 22 of side is opened, and fixing seat 73 is finally connected to the one group of connecting hole 41 of side plate 4 on the lower by connecting pin 731
Interior, bearing block 31 and screw rod 3 can also be opened to two sides at this time, convenient for the cleaning and maintenance of inner cavity 23 and screw rod 3, cleaning and maintenance
After the completion, only double screw extruder need to be installed again, is can be used continuously.
Above description is explanation of the invention, is not intended to limit the invention, and limited range of the present invention is referring to right
It is required that the present invention can make any type of modification without prejudice to basic structure of the invention.
Claims (6)
1. a kind of double screw extruder, it is characterised in that: including pedestal (1) and cylinder (2), the cylinder (2) is fixed by middle part
Cylinder section (21) and the moving cylinder section (22) of two sides are tightly connected at setting two are used to place the inner cavity of screw rod (3) in cylinder (2)
(23), two screw rods (3) are through in inner cavity (23), and screw rod (3) one end passes through on the side plate (4) on cylinder (2) and pedestal (1)
Bearing block (31) connection of mobile setting, and screw rod (3) passes through one end connection driving wheel (32) of bearing block (31), two screw rods
(3) driving wheel (32) is connect by drive chain (5) with the driving end of the motor (6) of (1) on pedestal, on the side plate (4) also
The tensioning wheel (7) of tensioning drive chain (5) is set, and cylinder (2) upper end is also connected with feeding mechanism (24), the cylinder (2)
Fixed cylinder section (21) and moving cylinder section (22) are movably attached to be arranged on lifting seat (9) on pedestal (1) by bracket (8).
2. double screw extruder according to claim 1, it is characterised in that: the lifting seat (9) opens up tapped through hole, spiral shell
Connection adjusts bolt (91) in line through-hole, and described adjusting bolt (91) lower end is connected in the threaded hole opened up on pedestal (1).
3. double screw extruder according to claim 1, it is characterised in that: lifting seat (9) upper end opens up waist type groove
(92), setting nut in lower end positions through slot (93), and nut positions through slot (93) two sides setting guide groove (931), the nut of cooperation
(94) guide pad is arranged in two sides, and nut (94) is through in guide groove (931) by guide pad and is movably disposed at nut positioning
Through slot (93) is connect with nut (94) across bracket (8), waist type groove (92) by bolt and fixes bracket (8) and lifting seat (9)
To together.
4. double screw extruder according to claim 1, it is characterised in that: the tensioning wheel (7) connects backstand (71),
The backstand (71) is connected and fixed seat (73) by spring (72), and backstand (71) upper end is located at setting on the inside of spring (72)
Guide pin (711), the guide pin (711) are through in the pilot hole of fixing seat (73), and the fixing seat (73) passes through connecting pin
(731) it is connected on side plate (4), and side plate (4) is cooperatively connected and sells the upper and lower two groups of connecting holes (41) of (731) setting.
5. double screw extruder according to claim 1, it is characterised in that: the branch of moving cylinder section (22) the lower end connection
Frame (8) two sides, which are located on lifting seat (9), is also connected with mobile driving part (10).
6. double screw extruder according to claim 1, it is characterised in that: two sides open up installation axle on the side plate (4)
Hold the bearing mounting groove (42) of seat (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910282866.9A CN109878054B (en) | 2019-04-10 | 2019-04-10 | Double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910282866.9A CN109878054B (en) | 2019-04-10 | 2019-04-10 | Double-screw extruder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109878054A true CN109878054A (en) | 2019-06-14 |
| CN109878054B CN109878054B (en) | 2021-07-09 |
Family
ID=66936702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910282866.9A Active CN109878054B (en) | 2019-04-10 | 2019-04-10 | Double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109878054B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4308655A (en) * | 1978-10-16 | 1982-01-05 | Creusot-Loire | Casing for a machine, with several parallel screws, for treating materials |
| JPH10264235A (en) * | 1997-03-25 | 1998-10-06 | Toshiba Mach Co Ltd | Double-screw extruder |
| US20090086568A1 (en) * | 2007-09-28 | 2009-04-02 | C.D.L. Technology, Inc. | Continuous bi-metallic twin bore barrel for screw extruder and method of making same |
| CN205767387U (en) * | 2016-05-26 | 2016-12-07 | 长兴盘峰塑料制品厂（普通合伙） | A kind of double screw extruder |
| CN205951248U (en) * | 2016-08-24 | 2017-02-15 | 无锡同济新型材料有限公司 | Twin -screw extruder |
| CN106938531A (en) * | 2017-04-28 | 2017-07-11 | 许梦艳 | It is a kind of can Rapid Cleaning extruding machine barrel |
-
2019
- 2019-04-10 CN CN201910282866.9A patent/CN109878054B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4308655A (en) * | 1978-10-16 | 1982-01-05 | Creusot-Loire | Casing for a machine, with several parallel screws, for treating materials |
| JPH10264235A (en) * | 1997-03-25 | 1998-10-06 | Toshiba Mach Co Ltd | Double-screw extruder |
| US20090086568A1 (en) * | 2007-09-28 | 2009-04-02 | C.D.L. Technology, Inc. | Continuous bi-metallic twin bore barrel for screw extruder and method of making same |
| CN205767387U (en) * | 2016-05-26 | 2016-12-07 | 长兴盘峰塑料制品厂（普通合伙） | A kind of double screw extruder |
| CN205951248U (en) * | 2016-08-24 | 2017-02-15 | 无锡同济新型材料有限公司 | Twin -screw extruder |
| CN106938531A (en) * | 2017-04-28 | 2017-07-11 | 许梦艳 | It is a kind of can Rapid Cleaning extruding machine barrel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109878054B (en) | 2021-07-09 |
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Address after: No. 50 Xiqun Road, Xinwu District, Wuxi City, Jiangsu Province, 214000 Patentee after: WUXI BOYU PLASTIC MACHINERY Co.,Ltd. Address before: No. 186-6, Xigan Road, Jiangxi street, Xinwu District, Wuxi City, Jiangsu Province, 214000 Patentee before: WUXI BOYU PLASTIC MACHINERY Co.,Ltd. |