CN210544975U - Screw extruder - Google Patents
Screw extruder Download PDFInfo
- Publication number
- CN210544975U CN210544975U CN201920990803.4U CN201920990803U CN210544975U CN 210544975 U CN210544975 U CN 210544975U CN 201920990803 U CN201920990803 U CN 201920990803U CN 210544975 U CN210544975 U CN 210544975U
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- CN
- China
- Prior art keywords
- chain wheel
- chain
- reamer
- reamer shaft
- screw extruder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a screw extruder, which comprises an extruder body, wherein the top opening of the extruder body is a feed inlet, a reamer shaft and a motor are arranged in the extruder body, and the feed inlet is positioned above the reamer shaft; a single-screw conveying reamer group is arranged on the reamer shaft, a discharge hole is formed in one end of the reamer shaft, a first chain wheel is arranged at the other end of the reamer shaft, a second chain wheel is arranged on a rotating shaft of the motor, and the first chain wheel is in transmission connection with the second chain wheel through a chain; and a tensioning chain wheel is arranged on the outer side of the chain and connected to the machine body. Screw extruder, its simple structure, convenient operation, production efficiency height.
Description
Technical Field
The utility model relates to an extrusion device field, concretely relates to screw extruder.
Background
In the fields of chemical industry, environmental protection, machinery and the like, an extruder is often required to be used for extruding and granulating, the existing screw extruder is complex in structure and inconvenient to operate, and has low production efficiency, high failure rate and poor product performance, and the actual requirements of production of enterprises cannot be met, so that the structure of the screw extruder needs to be further researched and improved.
SUMMERY OF THE UTILITY MODEL
Complicated to current screw extruder structure, the operation is inconvenient, and the problem that production efficiency is low, the utility model aims to provide a screw extruder, its simple structure, convenient operation, production efficiency height.
In order to achieve the purpose, the screw extruder provided by the utility model comprises an extruder body, wherein the top opening of the extruder body is a feed inlet, a reamer shaft and a motor are arranged in the extruder body, and the feed inlet is positioned above the reamer shaft; a single-screw conveying reamer group is arranged on the reamer shaft, a discharge hole is formed in one end of the reamer shaft, a first chain wheel is arranged at the other end of the reamer shaft, a second chain wheel is arranged on a rotating shaft of the motor, and the first chain wheel is in transmission connection with the second chain wheel through a chain; and a tensioning chain wheel is arranged on the outer side of the chain and connected to the machine body.
Furthermore, the tensioning chain wheel is a toothed tensioning chain wheel, the toothed tensioning chain wheel is connected with the chain teeth, and the chain and the tensioning chain wheel rotate synchronously.
Further, a speed reducer is further arranged between the motor and the second chain wheel, and the speed reducer is provided with a plurality of gears.
Further, the first chain wheel is mounted on the reamer shaft through a bearing.
Further, still include the back lid, the one end of back lid with the organism is articulated to be connected, the other end of back lid with the organism passes through the hasp to be connected.
The utility model provides a screw extruder compares in prior art, has following technological effect:
the screw extruder of the utility model is characterized in that the top opening of the extruder body is designed as a feed inlet, a reamer shaft and a motor are arranged in the extruder body, and the feed inlet is positioned above the reamer shaft; a single-screw conveying reamer group is arranged on the reamer shaft, a discharge hole is formed in one end of the reamer shaft, a first chain wheel is arranged at the other end of the reamer shaft, a second chain wheel is arranged on a rotating shaft of the motor, and the first chain wheel is in transmission connection with the second chain wheel through a chain; under the drive of the motor, the second chain wheel rotates and drives the first chain wheel to rotate, so that the reamer shaft is driven to rotate, and the purpose of extruding materials is achieved; simultaneously, through be equipped with a tensioning sprocket in the outside of chain to guarantee by the taut chain can not produce wavy shake, avoid influencing whole chain drive mechanism's life, and improve the material and extrude efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a screw extruder of the present invention;
FIG. 2 is a schematic structural diagram II of the screw extruder of the present invention;
3 FIG. 3 3 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 2 3; 3
Fig. 4 is a third schematic structural diagram of the screw extruder of the present invention.
The device comprises a machine body 1, a machine body 11, a feeding hole 2, a reamer shaft 21, a single-screw conveying reamer group 22, a discharging hole 3, a motor 4, a first chain wheel 5, a second chain wheel 6, a tensioning chain wheel 7, a speed reducer 8, a bearing 9, a rear cover 10 and a lock catch.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the screw extruder of this embodiment includes a machine body 1, a top opening of the machine body 1 is a feed inlet 11, a reamer shaft 2 and a motor 3 are disposed in the machine body 1, and the feed inlet 11 is located above the reamer shaft 2; a single-screw conveying reamer group 21 is arranged on the reamer shaft 2, a discharge hole 22 is formed in one end of the reamer shaft 2, a first chain wheel 4 is arranged at the other end of the reamer shaft 2, a second chain wheel 5 is arranged on a rotating shaft of the motor 3, and the first chain wheel 4 and the second chain wheel 5 are in transmission connection through a chain; a tension chain wheel 6 is arranged on the outer side of the chain, and the tension chain wheel 6 is connected to the machine body 1;
the screw extruder of the utility model is characterized in that the top opening of the extruder body 1 is designed to be a feed inlet 11, a reamer shaft 2 and a motor 3 are arranged in the extruder body 1, and the feed inlet 11 is positioned above the reamer shaft 2; a single-screw conveying reamer group 21 is arranged on the reamer shaft 2, a discharge hole 22 is formed in one end of the reamer shaft 2, a first chain wheel 4 is arranged at the other end of the reamer shaft 2, a second chain wheel 5 is arranged on a rotating shaft of the motor 3, and the first chain wheel 4 and the second chain wheel 5 are in transmission connection through a chain; under the drive of the motor 3, the second chain wheel 5 rotates and drives the first chain wheel 4 to rotate, so that the reamer shaft 2 is driven to rotate, and the purpose of extruding materials is achieved; simultaneously, through be equipped with a tensioning sprocket 6 in the outside of chain just tensioning sprocket 6 connect in on the organism 1 to guarantee can not produce wavy shake by the chain of tensioning, avoid influencing whole chain drive mechanism's life, and improve material extrusion efficiency. In the embodiment of the present invention, the first sprocket 4 is a 21-tooth large sprocket, and the second sprocket 5 is a 17-tooth small sprocket.
As shown in fig. 3, in the embodiment of the present invention, preferably, the tension sprocket 6 is a toothed tension sprocket, the toothed tension sprocket is connected with the chain teeth, and the chain rotates synchronously with the tension sprocket 6.
Preferably, a speed reducer 7 is further disposed between the motor 3 and the second sprocket 5, and the speed reducer 7 is a speed reducer with a plurality of gears.
Preferably, the first chain wheel 4 is mounted on the reamer shaft 2 by means of a bearing 8.
Preferably, the pitch of adjacent spirals of the single spiral conveying reamer group 21 is the same or different.
Preferably, the portable electronic device further comprises a rear cover 9, wherein one end of the rear cover 9 is hinged to the device body 1, and the other end of the rear cover 9 is connected with the device body 1 through a lock catch 10. As shown in fig. 2, the first chain wheel 4 is disposed on a side of the reamer shaft 2 close to the rear cover 9.
To sum up, the screw extruder of the present invention is designed such that the top opening of the machine body 1 is a feed inlet 11, the machine body 1 is internally provided with a reamer shaft 2 and a motor 3, and the feed inlet 11 is located above the reamer shaft 2; a single-screw conveying reamer group 21 is arranged on the reamer shaft 2, a discharge hole 22 is formed in one end of the reamer shaft 2, a first chain wheel 4 is arranged at the other end of the reamer shaft 2, a second chain wheel 5 is arranged on a rotating shaft of the motor 3, and the first chain wheel 4 and the second chain wheel 5 are in transmission connection through a chain; under the drive of the motor 3, the second chain wheel 5 rotates and drives the first chain wheel 4 to rotate, so that the reamer shaft 2 is driven to rotate, and the purpose of extruding materials is achieved; simultaneously, through be equipped with a tensioning sprocket 6 in the outside of chain just tensioning sprocket 6 connect in on the organism 1 to guarantee can not produce wavy shake by the chain of tensioning, avoid influencing whole chain drive mechanism's life, and improve material extrusion efficiency.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (6)
1. A screw extruder is characterized by comprising an extruder body, wherein the top opening of the extruder body is a feed inlet, a reamer shaft and a motor are arranged in the extruder body, and the feed inlet is positioned above the reamer shaft; a single-screw conveying reamer group is arranged on the reamer shaft, a discharge hole is formed in one end of the reamer shaft, a first chain wheel is arranged at the other end of the reamer shaft, a second chain wheel is arranged on a rotating shaft of the motor, and the first chain wheel is in transmission connection with the second chain wheel through a chain; and a tensioning chain wheel is arranged on the outer side of the chain and connected to the machine body.
2. The screw extruder of claim 1 wherein said tension sprocket is a toothed tension sprocket, said toothed tension sprocket being in toothed engagement with said chain, said chain rotating synchronously with said tension sprocket.
3. The screw extruder of claim 1, wherein a speed reducer is further disposed between the motor and the second sprocket, and the speed reducer is a speed reducer having a plurality of gears.
4. Screw extruder according to claim 1, wherein the first sprocket is mounted on the reamer shaft by means of a bearing.
5. Screw extruder according to claim 1, wherein the pitch of adjacent screws of the set of single screw conveying reamer is the same or different.
6. The screw extruder of claim 1, further comprising a rear cover, one end of the rear cover being hingedly connected to the body, the other end of the rear cover being connected to the body by a snap-fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920990803.4U CN210544975U (en) | 2019-06-27 | 2019-06-27 | Screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920990803.4U CN210544975U (en) | 2019-06-27 | 2019-06-27 | Screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210544975U true CN210544975U (en) | 2020-05-19 |
Family
ID=70668196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920990803.4U Expired - Fee Related CN210544975U (en) | 2019-06-27 | 2019-06-27 | Screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210544975U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110215880A (en) * | 2019-06-27 | 2019-09-10 | 广州市联冠机械有限公司 | A kind of extruser |
-
2019
- 2019-06-27 CN CN201920990803.4U patent/CN210544975U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110215880A (en) * | 2019-06-27 | 2019-09-10 | 广州市联冠机械有限公司 | A kind of extruser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 |