CN214214698U - Compact screw extruder bushing - Google Patents
Compact screw extruder bushing Download PDFInfo
- Publication number
- CN214214698U CN214214698U CN202120065856.2U CN202120065856U CN214214698U CN 214214698 U CN214214698 U CN 214214698U CN 202120065856 U CN202120065856 U CN 202120065856U CN 214214698 U CN214214698 U CN 214214698U
- Authority
- CN
- China
- Prior art keywords
- bushing
- fixedly connected
- wear
- screw extruder
- bush
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- 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
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 description 12
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007909 melt granulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Images
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a compact screw extruder bushing, which comprises a bushing main body, wherein a screw groove is arranged in the middle of the bushing main body, an inner wall of the screw groove is fixedly connected with a mounting frame, the mounting frame consists of an outer frame, a radiating fin and a compact gasket, the inner wall of the outer frame is fixedly connected with the radiating fin, the inner wall of the radiating fin is sleeved with the compact gasket, the bushing main body consists of a first wear-resistant layer, a reinforcing layer and a second wear-resistant layer, the middle part of the reinforcing layer is fixedly provided with a plurality of first reinforcing ribs, and the top parts of the first reinforcing ribs are fixedly connected with a second reinforcing rib; set up first mounting groove and fixed fore-set and support the protection to the top of bush main part, set up second mounting groove and fixed base pillar and support the protection to the bottom of bush main part, strengthen whole bush, improve hardness, reduce cracked phenomenon.
Description
Technical Field
The utility model relates to a file field specifically is a compact type screw extruder bush.
Background
The screw extruder is mainly used for extruding soft and hard polyvinyl chloride, polyethylene and other thermoplastic plastics, can process various plastic products such as blown film, extruded tube, press plate, wire drawing belt and the like, and can also be used for melt granulation. With the rapid development of the global rubber and plastic industry, the chemical industry, the LED industry, the cable industry, the wood-plastic industry, the building material industry, the feed industry and the food industry, the industries are provided with a large number of double-screw extruders, and due to the continuous addition of additives and fillers, modified plastics become the development trend of plastics, so that the double-screw extruder has a very high requirement on a core component of the double-screw extruder, namely a machine barrel, and needs more wear-resistant and corrosion-resistant raw materials to provide the service life of the machine barrel, thereby reducing the times of shutdown, overhaul and maintenance of the extruder and improving the yield. At present, a shell of the screw extruder adopts steel as the shell, then the service life of a machine barrel is prolonged by adopting a mode of inlaying an inner bushing, and the cost is saved by replacing the bushing and repeatedly utilizing the shell.
At present, the screw rod of current screw extruder bush and middle part can lack the compactness sometimes after the installation, leads to the extruder at the during operation, and inside great gap leads to extruding effect relatively poor, and current screw extruder bush intensity is lower simultaneously, receives the influence of factors such as environment and can the condition of fracture, leads to the bush whole to scrap, lacks additional strengthening.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compact type screw extruder bush to solve at present that proposes in the above-mentioned background art, present screw extruder bush can lack the compactness sometimes with the screw rod at middle part after the installation, lead to the extruder at the during operation, inside great gap leads to extruding the effect relatively poor, present screw extruder bush intensity is lower simultaneously, receive the influence of factors such as environment and can take place cracked condition, lead to the bush whole to scrap, lack additional strengthening.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a compact type screw extruder bush, includes the bush main part, the screw rod groove has been seted up at the middle part of bush main part, the inner wall fixedly connected with installing frame in screw rod groove, the installing frame comprises frame, fin and inseparable gasket, just the inner wall fixedly connected with fin of frame, the inner wall cover of fin is equipped with inseparable gasket, the bush main part comprises first wearing layer, enhancement layer and second wearing layer, one side of first wearing layer and one side fixed connection of enhancement layer, the middle part fixed mounting of enhancement layer has a plurality of first strengthening ribs, and is a plurality of the top fixedly connected with second strengthening rib of first strengthening rib, the opposite side of enhancement layer and one side fixed connection of second wearing layer.
As an optimal technical scheme of the utility model, bush main part formula as an organic whole is made, first wearing layer and second wearing layer are made by wear-resistant resin, the enhancement layer is made by the stainless steel.
As a preferred technical scheme of the utility model, first mounting groove, two have all been seted up to the both sides at bush main part top the fixed fore-set of the equal fixedly connected with in inside of first mounting groove.
As a preferred technical scheme of the utility model, the second mounting groove has all been seted up, two to the both sides of bush main part bottom the fixed foundation of the equal fixedly connected with in inside of second mounting groove.
As an optimized technical scheme of the utility model, the fin is made by aluminum alloy an organic whole, inseparable gasket is made by foil an organic whole.
Compared with the prior art, the beneficial effects of the utility model are that:
the bushing is provided with the bushing main body and the mounting frame, the mounting frame is composed of an outer frame, a radiating fin and tight gaskets, the radiating fin improves heat conductivity, and the tight gaskets on the inner wall can be added or reduced to adjust tightness of the bushing and the screw rod, so that tightness of the bushing is improved, and the bushing is convenient to use; set up first mounting groove and fixed fore-set and support the protection to the top of bush main part, set up second mounting groove and fixed base pillar and support the protection to the bottom of bush main part, set up first strengthening rib and second strengthening rib at the middle part enhancement layer of bush main part in addition, strengthen whole bush, improve hardness, reduce cracked phenomenon, the screw extruder's of being convenient for use.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a structural diagram of the mounting frame of the present invention;
FIG. 3 is a bottom view of the present invention;
fig. 4 is a composition structure view of the bushing main body of the present invention.
In the figure: 1. a bushing body; 2. installing a frame; 3. a screw channel; 4. a first mounting groove; 5. fixing the top pillar; 6. a second mounting groove; 7. fixing the bottom pillar; 8. an outer frame; 9. a heat sink; 10. a tight gasket; 11. a first wear resistant layer; 12. a reinforcing layer; 13. a second wear layer; 14. a first reinforcing rib; 15. and a second reinforcing rib.
Detailed Description
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 work belong to the protection scope of the present invention.
Please refer to fig. 1-4, the utility model provides a compact screw extruder bush, including bush main part 1, screw groove 3 has been seted up at the middle part of bush main part 1, the inner wall fixedly connected with installing frame 2 of screw groove 3, installing frame 2 is by frame 8, fin 9 and inseparable gasket 10 are constituteed, and the inner wall fixedly connected with fin 9 of frame 8, the inner wall cover of fin 9 is equipped with inseparable gasket 10, bush main part 1 is by first wearing layer 11, enhancement layer 12 and second wearing layer 13 are constituteed, one side of first wearing layer 11 and one side fixed connection of enhancement layer 12, the middle part fixed mounting of enhancement layer 12 has a plurality of first strengthening ribs 14, the top fixedly connected with second strengthening rib 15 of a plurality of first strengthening ribs 14, the opposite side of 12 and one side fixed connection of second wearing layer 13.
Preferably, bush main part 1 formula as an organic whole is made, and first wearing layer 11 and second wearing layer 13 are made by wear-resistant resin, and enhancement layer 12 is made by the stainless steel, sets up first wearing layer 11 and second wearing layer 13 and improves the wearability, sets up enhancement layer 12 increase strength, difficult fracture.
Preferably, first mounting groove 4 has all been seted up to the both sides at bush main part 1 top, and the equal fixedly connected with in inside of two first mounting grooves 4 props fixed fore-set 5, sets up first mounting groove 4 and fixed fore-set 5 and supports the protection to the top of bush main part 1.
Preferably, second mounting groove 6 has all been seted up to the both sides of bush main part 1 bottom, and the equal fixedly connected with fixed foundation pillar 7 in inside of two second mounting grooves 6 sets up second mounting groove 6 and fixed foundation pillar 7 and supports the protection to the bottom of bush main part 1.
Preferably, the heat sink 9 is integrally made of aluminum alloy, the tight gasket 10 is integrally made of metal sheet, the heat sink 9 is arranged to improve heat conductivity, and the tight gasket 10 is arranged to adjust the tightness of the bushing by adding or reducing the number of the tight gaskets 10.
When in specific use, the utility model relates to a compact screw extruder bush, the whole screw extruder bush is by bush main part 1 and installing frame 2 as the core, installing frame 2 comprises frame 8, fin 9 and tight gasket 10, fin 9 can improve the heat conductivity, tight gasket 10 of inner wall can add or reduce corresponding tight gasket 10 quantity and adjust the compactness of bush and screw rod, thus improve the compactness of bush, convenient to use, first mounting groove 4 and fixed fore-set 5 at the top of bush main part 1 support the protection to the top of bush main part 1, second mounting groove 6 and fixed bottom prop 7 at the bottom of bush main part 1 support the protection to the bottom of bush main part 1, in addition set up first strengthening rib 14 and second strengthening rib 15 at the middle part enhancement layer 12 of bush main part 1, strengthen whole bush, improve hardness, the phenomenon of fracture is reduced, and the screw extruder is convenient to use.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A compact screw extruder bushing comprising a bushing body (1), characterized in that: the middle part of the bushing main body (1) is provided with a screw groove (3), the inner wall of the screw groove (3) is fixedly connected with an installation frame (2), the mounting frame (2) consists of an outer frame (8), a radiating fin (9) and a tight gasket (10), and the inner wall of the outer frame (8) is fixedly connected with a radiating fin (9), the inner wall of the radiating fin (9) is sleeved with a tight gasket (10), the bushing main body (1) consists of a first wear-resistant layer (11), a reinforcing layer (12) and a second wear-resistant layer (13), one side of the first wear-resistant layer (11) is fixedly connected with one side of the reinforcing layer (12), a plurality of first reinforcing ribs (14) are fixedly arranged in the middle of the reinforcing layer (12), the tops of the first reinforcing ribs (14) are fixedly connected with second reinforcing ribs (15), the other side of the reinforcing layer (12) is fixedly connected with one side of the second wear-resistant layer (13).
2. A compact screw extruder bushing according to claim 1, wherein: the bushing main body (1) is made of an integrated body, the first wear-resistant layer (11) and the second wear-resistant layer (13) are made of wear-resistant resin, and the reinforcing layer (12) is made of stainless steel.
3. A compact screw extruder bushing according to claim 1, wherein: first mounting groove (4), two have all been seted up to the both sides at bush main part (1) top the fixed fore-set (5) of the equal fixedly connected with in inside of first mounting groove (4).
4. A compact screw extruder bushing according to claim 1, wherein: second mounting groove (6), two have all been seted up to the both sides of bush main part (1) bottom the equal fixedly connected with fixed foundation column (7) in inside of second mounting groove (6).
5. A compact screw extruder bushing according to claim 1, wherein: the radiating fins (9) are integrally made of aluminum alloy, and the tight gaskets (10) are integrally made of metal sheets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120065856.2U CN214214698U (en) | 2021-01-12 | 2021-01-12 | Compact screw extruder bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120065856.2U CN214214698U (en) | 2021-01-12 | 2021-01-12 | Compact screw extruder bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214214698U true CN214214698U (en) | 2021-09-17 |
Family
ID=77709597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120065856.2U Expired - Fee Related CN214214698U (en) | 2021-01-12 | 2021-01-12 | Compact screw extruder bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214214698U (en) |
-
2021
- 2021-01-12 CN CN202120065856.2U patent/CN214214698U/en not_active Expired - Fee Related
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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: 20210917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |