CN208497640U - A kind of durable twin screw extruder barrel body - Google Patents
A kind of durable twin screw extruder barrel body Download PDFInfo
- Publication number
- CN208497640U CN208497640U CN201820791810.7U CN201820791810U CN208497640U CN 208497640 U CN208497640 U CN 208497640U CN 201820791810 U CN201820791810 U CN 201820791810U CN 208497640 U CN208497640 U CN 208497640U
- Authority
- CN
- China
- Prior art keywords
- screw extruder
- cooling water
- twin screw
- machine barrel
- channel
- 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
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of durable twin screw extruder barrel bodies; including two machine barrels; machine barrel two sides are fixedly connected to coupled connection protrusive board; it is fixedly connected between two adjacent connection protrusive boards by positioning pin; it is offered in machine barrel and squeezes out channel; it squeezes out and is provided with alloy wear-resisting layer on the inner wall in channel, the surface of alloy wear-resisting layer is provided with insulating protective layer.The utility model passes through setting alloy wear-resisting layer, the wearability of machine tube inner wall can be effectively improved using the design of high-chromium cast iron alloy, avoid the integral replacing needed by cylinder damage, reduce maintenance cost, extend service life, and the design for passing through cooling fin, increase heat exchange area, heat exchange property is improved, the barrel temperature of double screw extruder is effectively controlled, cooling effect is good, avoid the operation of regular snaking, it is easy to use, reliable guarantee is provided for the normal operation of equipment, it is ensured that the quality of product.
Description
Technical field
The utility model relates to extruder technology field, specially a kind of durable twin screw extruder barrel body.
Background technique
Double screw extruder is mainly used for squeezing out the thermoplastics such as soft, hard polyvinyl chloride, polyethylene, and a variety of modelings can be processed
Material products, such as blown film, crowded pipe, pressing plate, hot candied band, also can be used for melt pelletization, and plastic extruder advanced design, quality is high,
It is plasticized, low energy consumption, using Involutes Gears Transmission, has the advantages that low noise, smooth running, bearing capacity is big, the prior art
The most service life of Twin screw extruder cylinder it is shorter, the wearability of inner wall is poor, for damage cylinder need to carry out it is whole
Body replacement, maintenance cost is higher, and traditional cylinder, in heat transfer process, the effect is unsatisfactory, and it is existing often to generate fouling
As needing irregularly to carry out snaking work, using being inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of durable twin screw extruder barrel bodies, have with long service life excellent
Point solves the problems, such as that the most service life of Twin screw extruder cylinder of the prior art is shorter.
To achieve the above object, the utility model provides the following technical solutions: a kind of durable twin screw extruder barrel body,
Including two machine barrels, the machine barrel two sides are fixedly connected to coupled connection protrusive board, two adjacent connection protrusive boards it
Between be fixedly connected by positioning pin, offered in the machine barrel squeeze out channel, it is described squeeze out channel inner wall on be provided with alloy
The surface of wearing layer, the alloy wear-resisting layer is provided with insulating protective layer, offers at the top of the machine barrel in left side logical with extrusion
The position of the interconnected loading channel in road, the corresponding loading channel in machine barrel top is fixedly connected with feeding trough, the machine barrel
It is respectively arranged with cooling water intake tunnel and cooling water exhalant canal at left and right sides of bottom, the machine barrel bottom and is located at cooling
Position between water intake tunnel and cooling water exhalant canal is fixedly connected with fixed link, and the left and right sides of the fixed link is solid
Surely it is connected with heat-insulated bar, the top of the heat-insulated bar corresponds to cooling water intake tunnel and the position of cooling water exhalant canal offers
Inserting groove is fixedly connected with cooling fin on the inner wall of the inserting groove.
Preferably, the machine barrel is an integral molding structure with protrusive board is connect, and the connection protrusive board surface offers mounting hole.
Preferably, the quantity of the mounting hole is no less than ten.
Preferably, the shape for squeezing out channel is the design of ∞ shape.
Preferably, the cooling water intake tunnel is connected by external water pipe with cooling water exhalant canal.
Preferably, the alloy wear-resisting layer is high-chromium cast iron alloy layer.
Compared with prior art, the beneficial effects of the utility model are as follows:
The utility model can effectively improve machine tube inner wall using the design of high-chromium cast iron alloy by setting alloy wear-resisting layer
Wearability, avoid the integral replacing that needs due to cylinder damage, reduce maintenance cost, extend service life, and
By the design of cooling fin, heat exchange area is increased, improves heat exchange property, effectively controls the machine barrel temperature of double screw extruder
Degree, cooling effect is good, avoids the operation of regular snaking, easy to use, provides reliable guarantor for the normal operation of equipment
Card, it is ensured that the quality of product.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model main view；
Fig. 2 is the structural schematic diagram of the utility model side view.
In figure: 1 machine barrel, 2 connection protrusive boards, 3 positioning pins, 4 squeeze out channel, 5 alloy wear-resisting layers, 6 insulating protective layers, 7 chargings
Channel, 8 feeding troughs, 9 cooling water intake tunnels, 10 cooling water exhalant canals, 11 fixed links, 12 heat-insulated bars, 13 inserting grooves, 14 dissipate
Backing, 15 mounting holes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of durable twin screw extruder barrel body referring to FIG. 1-2, including two machine barrels 1,1 two sides of machine barrel are fixed
It is connected with coupled connection protrusive board 2, machine barrel 1 is an integral molding structure with protrusive board 2 is connect, and connection 2 surface of protrusive board offers
Mounting hole 15, the quantity of mounting hole 15 are no less than ten, are connected between two adjacent connection protrusive boards 2 by the way that positioning pin 3 is fixed
It connects, is offered in machine barrel 1 and squeeze out channel 4, squeeze out the shape in channel 4 as the design of ∞ shape, squeeze out and be provided with conjunction on the inner wall in channel 4
Golden wearing layer 5, alloy wear-resisting layer 5 are high-chromium cast iron alloy layer, and high-chromium cast iron alloy has good wearability and inoxidizability,
The surface of alloy wear-resisting layer 5 is provided with insulating protective layer 6, offers at the top of the machine barrel 1 in left side and squeezes out the interconnection of 4 phase of channel
Logical loading channel 7, the position that loading channel 7 is corresponded at the top of machine barrel 1 are fixedly connected with feeding trough 8, the left and right two of 1 bottom of machine barrel
Side is respectively arranged with cooling water intake tunnel 9 and cooling water exhalant canal 10, cooling water intake tunnel 9 and cooling water exhalant canal
10 are connected by external water pipe, for the heat exchange use of machine barrel 1,1 bottom of machine barrel and positioned at cooling water intake tunnel 9 and cooling water
Position between exhalant canal 10 is fixedly connected with fixed link 11, and the left and right sides of fixed link 11 is fixedly connected to heat-insulated bar
12, the top of heat-insulated bar 12 corresponds to cooling water intake tunnel 9 and the position of cooling water exhalant canal 10 offers inserting groove 13, inserts
Cooling fin 14 is fixedly connected on the inner wall of access slot 13, cooling fin 14 can effectively increase area, improve heat exchange property, this is practical new
Type can be effectively improved the wearability of 1 inner wall of machine barrel using the design of high-chromium cast iron alloy, be avoided by setting alloy wear-resisting layer 5
The integral replacing needed by cylinder damage, reduces maintenance cost, extends service life, and pass through cooling fin 14
Design, increases heat exchange area, improves heat exchange property, effectively control 1 temperature of machine barrel of double screw extruder, cooling effect
Well, the operation of regular snaking is avoided, it is easy to use, reliable guarantee is provided for the normal operation of equipment, it is ensured that is produced
The quality of product.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of durable twin screw extruder barrel body, including two machine barrels (1), it is characterised in that: machine barrel (1) two sides are equal
It is fixedly connected with coupled connection protrusive board (2), is connected between two adjacent connection protrusive boards (2) by the way that positioning pin (3) are fixed
It connects, is offered in the machine barrel (1) and squeeze out channel (4), be provided with alloy wear-resisting layer (5) on the inner wall for squeezing out channel (4),
The surface of the alloy wear-resisting layer (5) is provided with insulating protective layer (6), offers and squeezes out at the top of the machine barrel (1) in left side
The interconnected loading channel (7) in channel (4), the position at machine barrel (1) top corresponding loading channel (7), which is fixedly connected with, feeds
Hopper (8) is respectively arranged with cooling water intake tunnel (9) and cooling water exhalant canal at left and right sides of machine barrel (1) bottom
(10), machine barrel (1) the bottom and position between cooling water intake tunnel (9) and cooling water exhalant canal (10) is fixed
It is connected with fixed link (11), is fixedly connected to heat-insulated bar (12) at left and right sides of the fixed link (11), the heat-insulated bar
(12) top corresponds to cooling water intake tunnel (9) and the position of cooling water exhalant canal (10) offers inserting groove (13), institute
It states and is fixedly connected with cooling fin (14) on the inner wall of inserting groove (13).
2. the durable twin screw extruder barrel body of one kind according to claim 1, it is characterised in that: the machine barrel (1) with
Connection protrusive board (2) is an integral molding structure, and connection protrusive board (2) surface offers mounting hole (15).
3. the durable twin screw extruder barrel body of one kind according to claim 2, it is characterised in that: the mounting hole (15)
Quantity be no less than ten.
4. the durable twin screw extruder barrel body of one kind according to claim 1, it is characterised in that: the extrusion channel
(4) shape is the design of ∞ shape.
5. the durable twin screw extruder barrel body of one kind according to claim 1, it is characterised in that: the cooling water water inlet
Channel (9) is connected by external water pipe with cooling water exhalant canal (10).
6. the durable twin screw extruder barrel body of one kind according to claim 1, it is characterised in that: the alloy wear-resisting layer
It (5) is high-chromium cast iron alloy layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820791810.7U CN208497640U (en) | 2018-05-25 | 2018-05-25 | A kind of durable twin screw extruder barrel body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820791810.7U CN208497640U (en) | 2018-05-25 | 2018-05-25 | A kind of durable twin screw extruder barrel body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208497640U true CN208497640U (en) | 2019-02-15 |
Family
ID=65293943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820791810.7U Expired - Fee Related CN208497640U (en) | 2018-05-25 | 2018-05-25 | A kind of durable twin screw extruder barrel body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208497640U (en) |
-
2018
- 2018-05-25 CN CN201820791810.7U patent/CN208497640U/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: 20190215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |