CN112140502A - Single-screw extruder for processing silica gel sealing strip - Google Patents
Single-screw extruder for processing silica gel sealing strip Download PDFInfo
- Publication number
- CN112140502A CN112140502A CN202010915580.2A CN202010915580A CN112140502A CN 112140502 A CN112140502 A CN 112140502A CN 202010915580 A CN202010915580 A CN 202010915580A CN 112140502 A CN112140502 A CN 112140502A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- silica gel
- sealing strip
- screw extruder
- gel sealing
- 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.)
- Pending
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 title claims abstract description 22
- 239000000741 silica gel Substances 0.000 title claims abstract description 22
- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 22
- 238000009413 insulation Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 27
- 238000002844 melting Methods 0.000 abstract description 23
- 230000008018 melting Effects 0.000 abstract description 23
- 239000007787 solid Substances 0.000 abstract description 15
- 238000002156 mixing Methods 0.000 abstract description 5
- 229920000642 polymer Polymers 0.000 abstract description 4
- 230000032258 transport Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000007909 melt granulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 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
- 230000008092 positive effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/252—Drive or actuation means; Transmission means; Screw supporting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/68—Barrels or cylinders
- B29C48/681—Barrels or cylinders for single screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to the field of equipment processing, and discloses a single-screw extruder for processing a silica gel sealing strip, which comprises an L-shaped base, wherein a motor I is fixedly arranged at one end of one side of the top of the L-shaped base, a support frame is fixedly arranged at the other end of one side of the top of the L-shaped base, a belt is movably sleeved at one end of the motor I, a hopper I is fixedly arranged at the top of the support frame, a motor II is fixedly arranged at one side of the hopper I, and a rotating wheel is movably arranged in the middle of the back of. This silica gel sealing strip processing is with single screw extruder, through rotatory sleeve, realized improving the absolute shear rate that melting section material bore and accelerated the melting rate of polymer and realized the thorough melting of material and improve the mixing ability of melting material, thereby solved the unable and high solid conveying efficiency phase-match of low efficiency melting plastify ability and solid conveying section and lead to the material melting to mix the problem such as inhomogeneous messenger's finished product quality poor not completely, improved the high efficiency performance of equipment.
Description
Technical Field
The invention relates to the field of equipment processing, in particular to a single-screw extruder for processing a silica gel sealing strip.
Background
The single-screw extruder for silica gel sealing strip is mainly used for extruding soft and hard polyvinyl chloride, polyethylene and other thermoplastic plastics, can be used for processing various plastic products such as blown film, extruded tube, pressing plate, wire drawing belt and the like, and can also be used for melt granulation.
The single screw extruder of the existing silica gel sealing strip improves the screw rotating speed of the single screw extruder if the production speed is required to be accelerated, so that materials are processed quickly, but the simple improvement of the screw rotating speed leads to the improvement of the solid conveying efficiency of a solid conveying section, the reduction of the time of the materials in a compression section leads to the reduction of the heating time, the inefficient melting phenomenon (incomplete melting) of the materials occurs, the inefficient melting plasticizing capacity cannot be matched with the high solid conveying efficiency of the solid conveying section, the materials are not melted completely, the problem that the quality of finished products is poor due to uneven mixing is solved, meanwhile, the friction between the screw and a machine barrel is increased due to the acceleration of the screw rotating speed, the temperature of the sleeve is increased, and the problem that the plasticizing.
Disclosure of Invention
Aiming at the defects of the existing single-screw extruder for processing the silica gel sealing strip, the invention provides the single-screw extruder for processing the silica gel sealing strip, which has the advantages of improving the absolute shearing rate borne by materials in a melting section, accelerating the melting rate of polymers, realizing the thorough melting of the materials, improving the mixing capacity of the melted materials, and solving the problems that the low-efficiency melting plasticizing capacity cannot be matched with the high solid conveying efficiency of a solid conveying section, so that the materials are not melted completely and are not mixed uniformly, the quality of finished products is poor, and the like.
The invention provides the following technical scheme: a single-screw extruder for processing a silica gel sealing strip comprises an L-shaped base, wherein a motor I is fixedly installed at one end of one side of the top of the L-shaped base, a support frame is fixedly installed at the other end of one side of the top of the L-shaped base, a belt is movably sleeved at one end of the motor I, a hopper I is fixedly installed at the top of the support frame, a motor II is fixedly installed at one side of the hopper I, a rotating wheel is movably installed in the middle of the back of the support frame, the other end of the belt is movably sleeved on the rotating wheel, a transportation sleeve is fixedly installed in the middle of the front of the support frame, a hopper II is fixedly installed at the top of the periphery of the transportation sleeve, a screw is fixedly installed in the middle of the rotating wheel, a heat insulation block is fixedly installed on the front of the transportation sleeve, a rotating, the utility model discloses a heating device, including rotary sleeve, bearing, solid fixed ring, fixed ring's one end fixed mounting, rotary sleeve's one end fixed mounting has gear I, solid fixed ring's bottom fixedly connected with brace table I, rotary sleeve's positive activity joint has the fixed block, the positive fixed mounting of fixed block has the bush, the bottom fixedly connected with brace table II of fixed block, the one side meshing of gear I has gear II, the back fixed mounting of gear II has motor III, motor III's bottom fixedly connected with brace table III.
Preferably, the inner diameters of the rotating sleeve, the heat insulation block and the conveying sleeve are consistent, and a rotating shaft at one end of the rotating sleeve is movably clamped in a movable groove formed in the front face of the heat insulation block.
Preferably, the bottoms of the support table I, the support table II and the support table III are fixed on the L-shaped base.
Preferably, the screw diameter is one millimeter smaller than the inner diameter of the rotating sleeve and the heat insulation block.
Preferably, the gear ratio of the gear II to the gear I is 3: 1.
preferably, the length ratio of the transport sleeve to the rotating sleeve is 1: 2.
Preferably, the rotating sleeve is opposite to the screw rotating direction.
Compared with the existing single-screw extruder for processing the silica gel sealing strip, the single-screw extruder provided by the invention has the following beneficial effects:
1. this silica gel sealing strip processing is with single screw extruder, through rotatory sleeve, realized improving the absolute shear rate that melting section material bore and accelerated the melting rate of polymer and realized the thorough melting of material and improve the mixing ability of melting material, thereby solved the unable and high solid conveying efficiency phase-match of low efficiency melting plastify ability and solid conveying section and lead to the material melting to mix the problem such as inhomogeneous messenger's finished product quality poor not completely, improved the high efficiency performance of equipment.
2. This silica gel sealing strip processing is with single screw extruder through the heat insulating block, has realized separating transportation sleeve and rotatory sleeve, has solved rotatory sleeve high temperature and has transmitted on the transportation sleeve and make the high temperature cause the material in stage of carrying plasticization phenomenon to appear and influence the problem of production, has improved the stability ability of equipment.
Drawings
FIG. 1 is a schematic structural view of a single-screw extruder for processing a silica gel sealing strip according to the present invention;
FIG. 2 is a schematic cross-sectional view of an operating structure according to the present invention;
fig. 3 is a cross-sectional view of a coupling structure of a rotating sleeve according to the present invention.
In the figure: 1. an L-shaped base; 2. a motor I; 3. a belt; 4. a motor II; 5. a hopper I; 6. a support frame; 7. a rotating wheel; 8. a hopper II; 9. a transport sleeve; 10. a screw; 11. a heat insulation block; 12. rotating the sleeve; 13. a heating device; 14. a bearing; 15. a fixing ring; 16. a gear I; 17. a support table I; 18. a fixed block; 19. a neck ring mold; 20. a support table II; 21. a support table III; 22. a motor III; 23. And a gear II.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a single screw extruder for processing a silica gel sealing strip comprises an L-shaped base 1, a motor i 2 is fixedly installed at one end of one side of the top of the L-shaped base 1, a supporting frame 6 is fixedly installed at the other end of one side of the top of the L-shaped base 1, a belt 3 is movably sleeved at one end of the motor i 2, a hopper i 5 is fixedly installed at the top of the supporting frame 6, a motor ii 4 is fixedly installed at one side of the hopper i 5, a rotating wheel 1 is movably installed at the middle of the back of the supporting frame 6, the other end of the belt 3 is movably sleeved at the rotating wheel 1, a transportation sleeve 9 is fixedly installed at the middle of the front of the supporting frame 6, a hopper ii 8 is fixedly installed at the top of the periphery of the transportation sleeve 9, a screw 10 is fixedly installed at the middle of the rotating wheel, the rotating direction of the rotating sleeve 12 is opposite to that of the screw 10, the screw 10 and the rotating sleeve 12 rotate in opposite directions, the absolute shearing rate borne by the material in the melting section is improved, the melting rate of the polymer is increased, the material is completely melted, the mixing capacity of the melted material is improved, the problems that the material is not melted completely and is not uniformly mixed due to the fact that the low-efficiency melting plasticizing capacity cannot be matched with the high solid conveying efficiency of the solid conveying section, the quality of a finished product is poor and the like are solved, the high efficiency performance of equipment is improved, the length ratio of the conveying sleeve 9 to the rotating sleeve 12 is 1:2, and the length ratio of the melting section to the metering section to the conveying section is 1 through the length ratio of the conveying sleeve 9 to: 1:1, the problem that the original length ratio cannot be ensured by changing the sleeve is solved, the diameter of a screw rod 10 is one millimeter smaller than the inner diameter of a rotary sleeve 12 and a heat insulation block 11, the effect that the screw rod 10 can carry materials to efficiently rub the sleeve is realized by one millimeter smaller than the diameter of the screw rod 10, the problem that the plasticizing capacity of the materials of the screw rod 10 is poor is solved, the efficiency of equipment is improved, the inner diameters of the rotary sleeve 12, the heat insulation block 11 and a transport sleeve 9 are consistent, a rotating shaft at one end of the rotary sleeve 12 is movably clamped in a movable groove formed in the front surface of the heat insulation block 11, the transport sleeve 9 is separated from the rotary sleeve 12 through the heat insulation block 11, the transport sleeve 9 is separated from the rotary sleeve 12, the problem that the plasticizing phenomenon of the materials in a transport stage is caused by overhigh temperature transmitted to the transport sleeve 9 by overhigh temperature, so that the production is influenced is solved, improved the stability ability of equipment, heating device 13 has been cup jointed in the peripheral activity at rotatory sleeve 12 middle part, the one end fixed mounting of rotatory sleeve 12 has the bearing 14 that is located heating device 13 one end, solid fixed ring 15 has been cup jointed in the peripheral activity of bearing 14, the peripheral fixed mounting of rotatory sleeve 12 one end has gear I16, gu fixed ring 15's bottom fixedly connected with brace table I17, the positive movable joint of rotatory sleeve 12 one end has fixed block 18, the positive fixed mounting of fixed block 18 has bush 19, the bottom fixedly connected with brace table II 20 of fixed block 18, one side meshing of gear I16 has gear II 23, gear II 23 is 3 with gear I16's gear ratio: 1, gear ratio through II 23 and gear I16, the effect of motor III 22 high-efficient drive rotating sleeve 12 has been realized, the energy-saving of equipment has been improved, the back fixed mounting of gear II 23 has motor III 22, prop up supporting bench I17, prop up supporting bench II 20, prop up supporting bench III 21's bottom and all fix on L type base 1, through propping up supporting bench I17, prop up supporting bench II 20, prop up supporting bench III 21 and install on L type base 1, the support rotating sleeve 12 has been realized, motor III 22, bush 19's effect, the problem of rotating sleeve 12 and the supporting bench II 20 nowhere support has been solved, the equipment harmony has been improved, the bottom fixedly connected with of motor III 22 props up supporting bench III 21.
The working principle is as follows: during the use, start-up heating device 13 preheats to rotation sleeve 12, after the preheating, starter motor I2 rotates, the rotatory belt 3 that drives of motor I2 makes runner 1 rotate, runner 1 drives screw rod 10 and rotates, it starts to open motor II 4 again, II 4 rotations of motor are carried the material downwards to hopper II 8, the material gets into in hopper II 8 and transports in the screw rod 10 rotates toward rotation sleeve 12 from the transportation sleeve 9, if want to accelerate production and improve the rotational speed of motor I2, starter motor III 22 rotates simultaneously, motor III 22 is rotatory to drive II 23 rotations of gear, II 23 meshing gear I16 of gear drives I16 atress of gear, I16 atress of gear makes rotation sleeve 12 with screw rod 10 reverse rotation grinding plastify material.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Also in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention. In the drawings of the present invention, the filling pattern is only for distinguishing the layers, and is not limited to any other way.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a silica gel sealing strip processing is with single screw extruder, includes L type base (1), the one end fixed mounting of L type base (1) top one side has motor I (2), the other end fixed mounting of L type base (1) top one side has support frame (6), belt (3) have been cup jointed in the one end activity of motor I (2), the top fixed mounting of support frame (6) has hopper I (5), one side fixed mounting of hopper I (5) has motor II (4), support frame (6) back middle part movable mounting has runner (1), the other end activity of belt (3) is cup jointed at runner (1), its characterized in that: the front middle part of the support frame (6) is fixedly provided with a transportation sleeve (9), the top part of the periphery of the transportation sleeve (9) is fixedly provided with a hopper II (8), the middle part of the rotating wheel (1) is fixedly provided with a screw rod (10), the front part of the transportation sleeve (9) is fixedly provided with a heat insulation block (11), the front part of the heat insulation block (11) is movably sleeved with a rotating sleeve (12), the periphery of the middle part of the rotating sleeve (12) is movably sleeved with a heating device (13), one end of the rotating sleeve (12) is fixedly provided with a bearing (14) positioned at one end of the heating device (13), the periphery of the bearing (14) is movably sleeved with a fixing ring (15), the periphery of one end of the rotating sleeve (12) is fixedly provided with a gear I (16), the bottom of the fixing ring (15) is fixedly connected with a support table I (17), the front part of one end of, the front fixed mounting of fixed block (18) has bush (19), the bottom fixedly connected with brace table II (20) of fixed block (18), the meshing of one side of gear I (16) has gear II (23), the back fixed mounting of gear II (23) has motor III (22), the bottom fixedly connected with brace table III (21) of motor III (22).
2. The single-screw extruder for processing the silica gel sealing strip according to claim 1, wherein: the inner diameters of the rotating sleeve (12) and the heat insulation block (11) are consistent with the inner diameter of the conveying sleeve (9), and a rotating shaft at one end of the rotating sleeve (12) is movably clamped in a movable groove formed in the front face of the heat insulation block (11).
3. The single-screw extruder for processing the silica gel sealing strip according to claim 1, wherein: the bottoms of the support table I (17), the support table II (20) and the support table III (21) are fixed on the L-shaped base (1).
4. The single-screw extruder for processing the silica gel sealing strip according to claim 1, wherein: the diameter of the screw rod (10) is one millimeter smaller than the inner diameters of the rotating sleeve (12) and the heat insulation block (11).
5. The single-screw extruder for processing the silica gel sealing strip according to claim 1, wherein: the gear ratio of the gear II (23) to the gear I (16) is 3: 1.
6. the single-screw extruder for processing the silica gel sealing strip according to claim 1, wherein: the length ratio of the transport sleeve (9) to the rotary sleeve (12) is 1: 2.
7. The single-screw extruder for processing the silica gel sealing strip according to claim 1, wherein: the rotating sleeve (12) and the screw (10) rotate in opposite directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915580.2A CN112140502A (en) | 2020-09-03 | 2020-09-03 | Single-screw extruder for processing silica gel sealing strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915580.2A CN112140502A (en) | 2020-09-03 | 2020-09-03 | Single-screw extruder for processing silica gel sealing strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112140502A true CN112140502A (en) | 2020-12-29 |
Family
ID=73889295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010915580.2A Pending CN112140502A (en) | 2020-09-03 | 2020-09-03 | Single-screw extruder for processing silica gel sealing strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112140502A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650254A (en) * | 2021-08-26 | 2021-11-16 | 绍兴市上虞龙马机电有限公司 | Processing method for dental diaphragm |
-
2020
- 2020-09-03 CN CN202010915580.2A patent/CN112140502A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650254A (en) * | 2021-08-26 | 2021-11-16 | 绍兴市上虞龙马机电有限公司 | Processing method for dental diaphragm |
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Application publication date: 20201229 |
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| WD01 | Invention patent application deemed withdrawn after publication |