CN219748875U - Wear-resistant and corrosion-resistant extruder barrel - Google Patents
Wear-resistant and corrosion-resistant extruder barrel Download PDFInfo
- Publication number
- CN219748875U CN219748875U CN202320698493.5U CN202320698493U CN219748875U CN 219748875 U CN219748875 U CN 219748875U CN 202320698493 U CN202320698493 U CN 202320698493U CN 219748875 U CN219748875 U CN 219748875U
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- China
- Prior art keywords
- heat exchange
- resistant
- exchange plate
- extruder barrel
- corrosion
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- 238000005260 corrosion Methods 0.000 title claims abstract description 28
- 230000007797 corrosion Effects 0.000 title claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 56
- 238000001125 extrusion Methods 0.000 claims abstract description 28
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 7
- 238000005299 abrasion Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 230000007306 turnover Effects 0.000 claims 1
- 239000000110 cooling liquid Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 8
- 238000012546 transfer Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 2
- 229910001315 Tool steel Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229940083025 silver preparation Drugs 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a wear-resistant and corrosion-resistant extruder barrel which comprises an extruder barrel body and a lining, wherein the lining is arranged in a splayed hole in the inside of the extruder barrel body, a heat exchange plate is arranged outside the extruder barrel body, and the heat exchange plate is divided into two parts and is arranged at the upper end and the lower end of the extruder barrel body. According to the utility model, the heat generated by the extrusion cylinder body is conducted to the heat exchange plate through the heat exchange plate, the heat conduction block, the cooling cavity and the flow guide pipe, then the cooling liquid is injected from the cooling cavity of the heat exchange plate at the upper end through the output pump, and then flows into the cooling cavity of the heat exchange plate at the lower end through the flow guide pipe from the outlet at the other end, so that the cooling liquid flows in the upper cooling cavity and the lower cooling cavity to perform efficient heat exchange, thereby having good cooling effect, avoiding corrosion of the bushing caused by high temperature, and avoiding scalding of operators caused by high temperature generation of the transmission device.
Description
Technical Field
The utility model relates to the technical field of extruder barrels, in particular to a wear-resistant and corrosion-resistant extruder barrel.
Background
The cylinder body is provided with a feeding cylinder body, a side feeding cylinder body, a liquid injection cylinder body, an exhaust cylinder body, a closed cylinder body, an extrusion cylinder body and the like, and the cylinder body is combined into cylinder body combinations with different length-diameter ratios according to the use requirements, wherein the extrusion cylinder body is a very important part in a double-screw extruder, and the inner hole abrasion condition directly influences the quality of the processed materials of equipment.
The existing material can volatilize corrosive gas at high temperature, the inner wall of the lining can be corroded, the abrasion resistance of raw materials is reduced, and heat transfer can be carried out from the high temperature generated by the extrusion cylinder body to the connecting device to form high-temperature heating to the transmission device, so that the phenomenon that operators are scalded can be caused.
Meanwhile, the utility model compares the impact-resistant wear-resistant extruder barrel disclosed in the publication No. CN217944269U, the patent mentions that dirt can appear in the cooling cavity of the extruder barrel, and the use of the cooling cavity is influenced along with the accumulation of the dirt, so that the cooling effect is reduced, and the extruder barrel needs to be replaced.
Disclosure of Invention
The object of the present utility model is to provide a wear-resistant and corrosion-resistant extruder barrel which solves the above mentioned problems of the background art by improving the material and adding to the design of the external cooling structure.
In order to solve the technical problems, the utility model provides a wear-resistant and corrosion-resistant extruder barrel which comprises an extruder barrel body and a bushing, wherein the bushing is arranged in a splayed hole in the inside of the extruder barrel body, heat exchange plates are arranged outside the extruder barrel body and are divided into two parts and are arranged at the upper end and the lower end of the extruder barrel body, the two parts of the heat exchange plates are fixedly butted, heat conducting blocks distributed in a matrix are fixed on the inner surfaces of the heat exchange plates, the heat conducting blocks are inserted into notches formed in the upper end and the lower end of the extruder barrel body, S-shaped cooling channels are arranged in the heat exchange plates, two ends of each cooling channel are provided with inlet and outlet ports on two sides of each heat exchange plate, and the cooling channels between the upper heat exchange plate and the lower heat exchange plate are mutually communicated through a flow guide pipe arranged at one side of the heat exchange plates.
Preferably, the heat exchange plate is made of metallic aluminum, and the heat conducting block is made of diamond.
Preferably, the top ends of the heat exchange plates at the lower ends of the two heat exchange plates are fixed with inserting blocks, the inserting blocks are inserted into inserting holes formed in the bottom ends of the heat exchange plates at the upper ends, and the heat exchange plates at the upper ends are fixedly butted with the inserting blocks in the inserting holes by using bolts.
Preferably, the inlet end and the outlet end of the flow guide pipe are fixed with mounting plates, the two mounting plates are fixed at the cooling cavity channel openings of the upper heat exchange plate and the lower heat exchange plate by screws, and sealing gaskets are fixed on the joint surfaces of the mounting plates and the heat exchange plates.
Preferably, the guide pipe is made of metallic silver, and the middle part of the guide pipe is designed into a spiral pipe.
Preferably, four rows of mounting holes are formed in the butt joint surfaces of the two ends of the extrusion cylinder body, and the mounting holes are distributed in equal intervals on the butt joint surfaces of the extrusion cylinder body.
Preferably, the bushing is fixed in the splayed hole in the extrusion cylinder body through a sintering process, the bushing is made of AD-2 alloy, and the extrusion cylinder body is made of 45 steel.
The beneficial effects of the utility model are as follows:
1. the heat generated by the extrusion cylinder body is conducted to the heat exchange plate through the heat conducting block, then the cooling liquid is injected from the cooling cavity channel of the heat exchange plate at the upper end through the output pump, and then flows into the cooling cavity channel of the heat exchange plate at the lower part through the flow guide pipe from the outlet at the other end, so that the cooling liquid flows in the upper cooling cavity channel and the lower cooling cavity channel to conduct efficient heat exchange, a good cooling effect is achieved, corrosion of the lining caused by high temperature is avoided, the phenomenon that operators scald is caused by high temperature heating formed by the transmission device is avoided, and the cooling cavity channel can be replaced when blocked through the outer cooling structure, so that resource waste is avoided.
2. The lining made of the AD-alloy has better wear resistance than the traditional high-speed tool steel because the metallographic structure of the AD-alloy consists of a matrix phase and a hard phase with high hardness, and the hard phase with high hardness is mainly worn during wear, and meanwhile, the AD-alloy has corrosion resistance, so that the problems of wear resistance and corrosion resistance of processed materials are well solved.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of the overall perspective of a wear and corrosion resistant extruder barrel of the present utility model;
FIG. 2 is a schematic view of a partial perspective view of an abrasion and corrosion resistant extruder barrel of the present utility model;
FIG. 3 is a schematic diagram of the overall side cross-sectional structure of a wear and corrosion resistant extruder barrel of the present utility model;
FIG. 4 is a schematic view of the overall cross-sectional elevation of a wear and corrosion resistant extruder barrel of the present utility model;
FIG. 5 is a schematic top view of a cross-sectional configuration of a heat exchange plate of an abrasion resistant and corrosion resistant extruder barrel of the present utility model;
fig. 6 is a schematic perspective view of a honeycomb duct of an abrasion-resistant and corrosion-resistant extruder barrel of the present utility model.
In the figure: 1. an extrusion barrel body; 11. a mounting hole; 2. a bushing; 3. a heat exchange plate; 31. a heat conduction block; 32. a cooling channel; 33. a flow guiding pipe; 331. a mounting plate; 332. a sealing gasket; 34. and (5) inserting blocks.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.
As shown in fig. 1 to 6, the utility model provides a wear-resistant and corrosion-resistant extruder barrel, which comprises an extruder barrel body 1 and a bushing 2, wherein the bushing 2 is arranged in a splayed hole in the inside of the extruder barrel body 1, a heat exchange plate 3 is arranged outside the extruder barrel body 1, the heat exchange plate 3 is divided into two parts and is arranged at the upper end and the lower end of the extruder barrel body 1, the two heat exchange plates 3 are fixedly butted, heat conducting blocks 31 distributed in a matrix are fixed on the inner surface of the heat exchange plate 3, the heat conducting blocks 31 are inserted into notches formed at the upper end and the lower end of the extruder barrel body 1, S-shaped cooling channels 32 are arranged in the heat exchange plate 3, two ends of the cooling channels 32 are respectively provided with an inlet and outlet, and the cooling channels 32 between the upper heat exchange plate 3 and the lower heat exchange plate 3 are mutually communicated through a flow guide pipe 33 arranged at one side of the heat exchange plate 3.
Through heat exchange plate 3, heat conduction piece 31, cooling cavity way 32 and honeycomb duct 33, when carrying out the cooling, the heat conduction piece 31 that diamond was made has extremely strong heat conduction ability, heat conduction to aluminium system' S heat exchange plate 3 with extrusion cylinder body 1 production, then pour into the coolant liquid from the cooling cavity way 32 of heat exchange plate 3 of upper end through the delivery pump, then flow into the cooling cavity way 32 of below heat exchange plate 3 through honeycomb duct 33 from the other end export, finally return the coolant liquid vanning from the cooling cavity way 32 of below heat exchange plate 3 and form the circulation loop, in this process, the coolant liquid flows and carries out high-efficient heat transfer in upper and lower two place "S" shape cooling cavity way 32, thereby play fine cooling effect, avoid the material volatilizes corrosive gas and cause the corruption to bush 2, also avoid transmission to form high temperature to send out scalding, cause the phenomenon of operation workman scald, and can change when the cavity way is blockked up through outer dress cooling structure, resource waste has been avoided.
The inlet and outlet ends of the flow guide pipe 33 are fixedly provided with mounting plates 331, the two mounting plates 331 are fixed at the openings of the cooling cavity channels 32 of the upper heat exchange plate 3 and the lower heat exchange plate 3 by using screws, and sealing gaskets 332 are fixed on the joint surfaces of the mounting plates 331 and the heat exchange plates 3.
After the two heat exchange plates 3 are installed, the two mounting plates 331 can be fixed at the opening of the cooling cavity channel 32 by screws, so that the two cooling cavity channels 32 are communicated through the flow guide pipe 33, and the sealing gasket 332 plays a role in reinforcing sealing, and leakage of cooling liquid is avoided.
The guide tube 33 is made of silver metal, and the middle part of the guide tube 33 is designed into a spiral tube.
Like this, its temperature can rise after cooling water comes out from heat transfer board 3 of top, and heat transfer ability decline, and honeycomb duct 33 uses the metallic silver preparation can play the cooling effect this moment to the spiral pipe design makes cooling water flow time in honeycomb duct 33 longer, further cools down cooling water, thereby is convenient for its cooling cavity way 32 in flowing into heat transfer board 3 below carries out heat transfer cooling.
The top ends of the heat exchange plates 3 positioned at the lower ends of the two heat exchange plates 3 are fixedly provided with inserting blocks 34, the inserting blocks 34 are inserted into inserting holes formed in the bottom ends of the heat exchange plates 3 positioned at the upper ends, and the heat exchange plates 3 positioned at the upper ends are fixedly butted with the inserting blocks 34 in the inserting holes by using bolts.
Through setting up the inserted block 34, when installing heat exchanger plate 3, will have the heat exchanger plate 3 laminating of inserted block 34 in the bottom surface of extrusion barrel body 1, will have the heat exchanger plate 3 of jack to laminate with the top surface of extrusion barrel body 1 afterwards, and the inserted block 34 inserts the jack this moment, use the bolt fastening at last can, make two heat exchanger plates 3 form integrated structure like this, not only very firm and convenient to detach, solved the inside cooling chamber of traditional extruder barrel and produced the problem that the dirt is difficult to clear up.
Four rows of mounting holes 11 are formed in the butt joint surfaces of the two ends of the extrusion cylinder body 1, and the mounting holes 11 are distributed in equal intervals on the butt joint surfaces of the extrusion cylinder body 1.
The two ends of the extrusion cylinder body 1 are conveniently butted with the connecting device through four rows of mounting holes 11, so that the installation is convenient.
The bushing 2 is fixed in the inner splayed hole of the extrusion cylinder body 1 through a sintering process, the bushing 2 is made of AD-2 alloy, and the extrusion cylinder body 1 is made of 45 steel.
The lining 2 made of the AD-2 alloy has better wear resistance than the traditional high-speed tool steel because the metallographic structure of the AD-2 is composed of a matrix phase and a high-hardness hard phase and mainly wears out the high-hardness hard phase during wear, and meanwhile, the AD-2 alloy also has corrosion resistance, so that the problems of wear resistance and corrosion resistance of processing materials are well solved.
Working principle: when the wear-resistant corrosion-resistant extruder barrel is used, two heat exchange plates 3 are mounted on an extruder barrel body 1, the extruder barrel body 1 is mounted through mounting holes 11, then two mounting plates 331 are fixed at the through holes of two cooling cavity channels 32 through screws, so that the two cooling cavity channels 32 are communicated through a flow guide pipe 33, then a water tank filled with cooling liquid is prepared when cooling is carried out, two ends of an output water pump are communicated with the water tank and the cooling cavity channels 32 of the heat exchange plates 3 positioned at the upper end of the extruder barrel body 1, the cooling cavity channels 32 of the lower heat exchange plates 3 are communicated with the water tank through water pipes, when cooling is carried out, the heat conducting block 31 made of diamond has extremely strong heat conducting capacity, and heat generated by the extruder barrel body 1 is conducted to the heat exchange plates 3 made of aluminum, then the cooling liquid is injected from the cooling cavity channel 32 of the upper heat exchange plate 3 through the output pump, then flows into the cooling cavity channel 32 of the lower heat exchange plate 3 through the flow guide pipe 33 from the outlet of the other end, finally returns to the cooling liquid tank from the cooling cavity channel 32 of the lower heat exchange plate 3 to form a circulation loop, in the process, the cooling liquid flows into the S-shaped cooling cavity channel 32 at the upper and lower parts to perform efficient heat exchange, thereby playing a good cooling role, finally in the material design, the problems of wear resistance and corrosion resistance of the processed materials are well solved through the lining 2 made of AD-2 alloy, the cavity channel can be replaced through the external cooling structure, the resource waste is avoided, in the scheme, the cooling liquid is pumped out from the cooling liquid tank through the output pump, the prior art means is adopted, and the installation of the extrusion cylinder body 1 through the installation hole 11 is the same as the prior art means, and thus are not described in any great detail herein.
The above-described preferred embodiments according to the present utility model are intended to suggest that, in view of the above description, various changes and modifications may be made by the worker in question without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (7)
1. The utility model provides an extruder barrel of wear-resisting corrosion-resistant, includes extrusion tube body (1) and bush (2), its characterized in that, install bush (2) in the inside eight characters hole of extrusion tube body (1), the externally mounted of extrusion tube body (1) has heat exchange plate (3), heat exchange plate (3) divide into two places and install the upper and lower end at extrusion tube body (1), and the fixed butt joint of two heat exchange plate (3), the inner face of heat exchange plate (3) is fixed with matrix distribution' S heat conduction piece (31), and in the notch of seting up of upper and lower end of extrusion tube body (1) is inserted to heat conduction piece (31), the inside of heat exchange plate (3) is equipped with cooling chamber way (32) of S shape, the both ends of cooling chamber way (32) all are equipped with business turn over opening in the both sides of heat exchange plate (3), and cooling chamber way (32) between two places about are through installing honeycomb duct (33) intercommunication each other in heat exchange plate (3) one side.
2. A wear-resistant and corrosion-resistant extruder barrel as set forth in claim 1, wherein,
the heat exchange plate (3) is made of metal aluminum, and the heat conducting block (31) is made of diamond.
3. An abrasion-resistant and corrosion-resistant extruder barrel as recited in claim 2, wherein,
the top ends of the heat exchange plates (3) positioned at the lower ends of the two heat exchange plates (3) are fixedly provided with inserting blocks (34), the inserting blocks (34) are inserted into inserting holes formed in the bottom ends of the heat exchange plates (3) positioned at the upper ends, and the heat exchange plates (3) positioned at the upper ends are fixedly butted with the inserting blocks (34) in the inserting holes by using bolts.
4. A wear-resistant and corrosion-resistant extruder barrel as set forth in claim 1, wherein,
the inlet and outlet ends of the guide pipe (33) are fixedly provided with mounting plates (331), the two mounting plates (331) are fixed at the positions of the through openings of the cooling channels (32) of the upper heat exchange plate (3) and the lower heat exchange plate (3) by using screws, and sealing gaskets (332) are fixed on the joint surfaces of the mounting plates (331) and the heat exchange plates (3).
5. A wear-resistant and corrosion-resistant extruder barrel as set forth in claim 4, wherein,
the guide pipe (33) is made of metal silver, and the middle part of the guide pipe (33) is designed into a spiral pipe.
6. A wear-resistant and corrosion-resistant extruder barrel as set forth in claim 1, wherein,
four rows of mounting holes (11) are formed in the butt joint surface of the two ends of the extrusion cylinder body (1), and the mounting holes (11) are distributed in equal intervals on the butt joint surface of the extrusion cylinder body (1).
7. A wear-resistant and corrosion-resistant extruder barrel as set forth in claim 1, wherein,
the lining (2) is fixed in a splayed hole in the extrusion cylinder body (1) through a sintering process, the lining (2) is made of AD-2 alloy, and the extrusion cylinder body (1) is made of 45 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320698493.5U CN219748875U (en) | 2023-04-03 | 2023-04-03 | Wear-resistant and corrosion-resistant extruder barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320698493.5U CN219748875U (en) | 2023-04-03 | 2023-04-03 | Wear-resistant and corrosion-resistant extruder barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219748875U true CN219748875U (en) | 2023-09-26 |
Family
ID=88085397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320698493.5U Active CN219748875U (en) | 2023-04-03 | 2023-04-03 | Wear-resistant and corrosion-resistant extruder barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219748875U (en) |
-
2023
- 2023-04-03 CN CN202320698493.5U patent/CN219748875U/en active Active
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