CN219788902U - Polytetrafluoroethylene and modified carbon black mixing device - Google Patents
Polytetrafluoroethylene and modified carbon black mixing device Download PDFInfo
- Publication number
- CN219788902U CN219788902U CN202321251693.2U CN202321251693U CN219788902U CN 219788902 U CN219788902 U CN 219788902U CN 202321251693 U CN202321251693 U CN 202321251693U CN 219788902 U CN219788902 U CN 219788902U
- Authority
- CN
- China
- Prior art keywords
- feeding
- polytetrafluoroethylene
- carbon black
- modified carbon
- box
- 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.)
- Active
Links
- -1 Polytetrafluoroethylene Polymers 0.000 title claims abstract description 110
- 150000001721 carbon Chemical class 0.000 title claims abstract description 110
- 239000006229 carbon black Substances 0.000 title claims abstract description 110
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 110
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 110
- 238000002156 mixing Methods 0.000 title claims abstract description 71
- 238000012216 screening Methods 0.000 claims abstract description 80
- 239000000463 material Substances 0.000 claims abstract description 59
- 239000002245 particle Substances 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000002844 melting Methods 0.000 claims abstract description 8
- 230000008018 melting Effects 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims description 89
- 230000001629 suppression Effects 0.000 claims description 62
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 abstract description 60
- 238000007873 sieving Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 6
- 235000019241 carbon black Nutrition 0.000 description 90
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 239000012943 hotmelt Substances 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009474 hot melt extrusion Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model provides a polytetrafluoroethylene and modified carbon black mixing device which comprises a mixing box, wherein the mixing box comprises a box body, a feeding assembly for assisting in feeding polytetrafluoroethylene particles and modified carbon black particles is arranged at the top end of the box body, and a screening mechanism for screening materials is arranged at the middle upper part of the box body. According to the utility model, the polytetrafluoroethylene and the modified carbon black mixture are sieved through the sieving component in the sieving mechanism, so that the hot melting mixing efficiency of the polytetrafluoroethylene and the modified carbon black mixture is conveniently ensured after the polytetrafluoroethylene and the modified carbon black mixture are mixed by the mixing device, and under the effect that the polytetrafluoroethylene and the modified carbon black mixture which are not sieved are crushed and sent back to the sieving net to be continuously sieved by the crushing component, the mixing ratio of the polytetrafluoroethylene and the modified carbon black mixture is prevented from being changed by sieving after the polytetrafluoroethylene and the modified carbon black mixture are mixed and sieved by the mixing device, and the mixing effect of the polytetrafluoroethylene and the modified carbon black mixture is conveniently maintained.
Description
Technical Field
The utility model relates to the technical field of polytetrafluoroethylene, in particular to a polytetrafluoroethylene and modified carbon black mixing device.
Background
Polytetrafluoroethylene is a polymer compound formed by polymerizing tetrafluoroethylene monomers, and is an excellent insulating material which is resistant to high temperature, corrosion, abrasion, aging and adhesion. Therefore, polytetrafluoroethylene is widely applied to the fields of electricity, chemical industry, machinery, aerospace and the like. Such as for example for the manufacture of high pressure seals, pipes for conveying liquids of the alkane type, seals for the manufacture of refrigerant compressors and gas compressors, etc. The performance of polytetrafluoroethylene can be improved by mixing polytetrafluoroethylene with modified carbon black. The modified carbon black has the function of improving the mechanical property and the thermal stability of the material, can also improve the electrical conductivity and the thermal conductivity of the material, and can effectively solve the problems of poor plastic flow, reduced mechanical property and the like of the material when a polytetrafluoroethylene product mixed by the modified carbon black is used under severe working conditions such as high temperature, high pressure, high speed, high viscosity and the like, so that the performance and the stability of the product are improved, and the application of the material is facilitated. Typical modified carbon blacks include epoxy modified carbon blacks, silicone modified carbon blacks and the like.
The polytetrafluoroethylene and modified carbon black are typically mixed by physical mixing. Polytetrafluoroethylene and modified carbon black are uniformly mixed according to a certain proportion, and a heating method or a mechanical mixing method is generally adopted. The heating method is to put polytetrafluoroethylene and modified carbon black into a high-temperature hot-material tank for hot-melting and mixing, and then pour the mixture into a mould for molding. The mechanical mixing method is to put polytetrafluoroethylene and modified carbon black into a mixer for mixing, and then to carry out molding by extrusion, compression and other methods;
when mechanical mixing, easily cause the layering of material or appear the phenomenon of gathering, current mixing arrangement solves through following several modes generally: 1. and (3) pre-treating the base material, and before mixing, respectively sieving or powdering polytetrafluoroethylene and modified carbon black to ensure that the particle size is more uniform and the mixing uniformity is improved. 2. Layering, sieving and other methods are adopted for processing. After the mixing is completed, sampling in batches, amplifying and screening, and separating large particles and agglomerated materials;
however, in the practical use process, the following problems are found in the scheme: 1. the separated large particles and the agglomerated materials need to be discharged out of the mixing device, so that the mixing proportion of the polytetrafluoroethylene and the modified carbon black can be easily influenced, and the mixing efficiency of the mixing device on the polytetrafluoroethylene and the modified carbon black can be influenced. 2. Dust raising: the screen or mill may generate a lot of dust, which affects the health and environment of the operators of the equipment, and there is a need for improved dust protection.
In view of the above, there is a need for a polytetrafluoroethylene and modified carbon black mixing device that facilitates thorough mixing and prevents delamination dust.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a polytetrafluoroethylene and modified carbon black mixing device, and solves the problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the polytetrafluoroethylene and modified carbon black mixing device comprises a mixing box, wherein the mixing box comprises a box body, a feeding assembly for assisting in feeding polytetrafluoroethylene particles and modified carbon black particles is arranged at the top end of the box body, a screening mechanism for screening materials is arranged at the middle upper part of the box body, a dust suppression assembly for preventing dust emission is arranged at the middle lower part of the box body, and an extruder for hot melting and mixing polytetrafluoroethylene particles and modified carbon black particles is arranged at the bottom end of the box body; the screening mechanism comprises a screening component and a crushing component, the screening component comprises a screening plate, a screening net and a vibrating device, the screening plate is arranged at the top end of the inside of the box body, the vibrating device is arranged at one end of the top surface of the screening plate, and the screening net is arranged in the middle of the screening plate; the crushing assembly comprises a treatment box, a first motor, a crushing blade, a feed pump and a feed back pipe, wherein the treatment box is arranged on one side of the top end of the box body, the first motor is arranged on the top end of the inside of the treatment box, the crushing blade is arranged at the bottom end of the first motor, the feed back pipe is arranged on the feed back pipe, one end of the feed back pipe extends to the upper side of the inside of the box body, and the other end of the feed back pipe is communicated with the bottom end of the treatment box.
Further, the material screening plate and the material screening net are obliquely arranged, a material guiding opening communicated with the processing box is formed in one side of the box body, and the material guiding opening is located above the lower end of the material screening plate.
Further, the bottom of the treatment box is cone-shaped, the feeding end of the feed back pipe is positioned at the bottom of the treatment box, and the other end of the feed back pipe is positioned above the screen.
Further, the feeding subassembly includes feed cylinder, first feed box, second motor, feed rod and stirs the material pole, and the feed cylinder is located the box top, and feed cylinder top side is equipped with respectively and is used for sending into the first feed box of polytetrafluoroethylene granule and is used for sending into the second feed box of modified carbon black granule, and feed cylinder top is equipped with the second motor, and the second motor bottom is equipped with the feed rod, and the feed rod outside is equipped with stirs the material pole.
Further, the sieve flitch below is equipped with the material collecting plate, and the material collecting plate is fan-shaped concave structure, and material collecting plate middle part is equipped with presses down the dirt subassembly, it locates material collecting plate middle part to press down a dirt subassembly including pressing down a dirt section of thick bamboo, ventilation box, exhaust fan and pressing down the dirt filter screen to press down a dirt section of thick bamboo, presses down a dirt section of thick bamboo top and runs through material collecting plate, presses down a dirt section of thick bamboo one side and is equipped with presses down the dirt filter screen, presses down a dirt filter screen side and is equipped with the ventilation box, and the opposite side that ventilation box and presses down the dirt filter screen to be connected is equipped with the exhaust fan, and the exhaust fan is located the box outside.
Further, the dust suppression assembly further comprises a feeding mechanism, the feeding mechanism comprises a third motor, a feeding rod, a supporting rod and a feeding strip, the third motor is arranged on the bottom surface of the screening plate, the feeding rod is arranged at the bottom end of the third motor, the supporting rod is arranged at the outer side of the feeding rod, the feeding strip is arranged at the end part of the supporting rod and is arc-shaped, and the side surface of the feeding strip is attached to the inner side of the dust suppression barrel and the inner side of the dust suppression filter screen to slide.
Further, a blanking plate is arranged below the dust suppression barrel, the blanking plate is arranged in a fan-shaped concave manner, and the bottom of the blanking plate is communicated with the extruder.
The utility model provides a polytetrafluoroethylene and modified carbon black mixing device. Compared with the prior art, the method has the following beneficial effects:
the polytetrafluoroethylene and the modified carbon black mixture are sieved through the sieving component in the sieving mechanism, so that the hot melting mixing efficiency of the polytetrafluoroethylene and the modified carbon black mixture is conveniently ensured after the polytetrafluoroethylene and the modified carbon black mixture are mixed by the mixing device, and the mixing effect of the polytetrafluoroethylene and the modified carbon black mixture can be conveniently maintained after the polytetrafluoroethylene and the modified carbon black mixture are mixed and sieved by the mixing device under the effect that the polytetrafluoroethylene and the modified carbon black mixture which are not sieved are crushed and sent back to the sieving net by the crushing component and continuously sieved;
dust is filtered through the dust suppression filter screen in the dust suppression assembly, and the feeding strip in the feeding mechanism is matched to continuously scrape down the dust on the dust suppression filter screen, so that the dust and the sieved polytetrafluoroethylene and modified carbon black mixture enter the extruder together to be subjected to hot melt mixing, the condition that the dust flies up to influence the environment is avoided, and meanwhile, the waste of the polytetrafluoroethylene and modified carbon black mixture can be reduced.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a schematic structural view of a polytetrafluoroethylene and modified carbon black mixing device of the present utility model;
FIG. 2 shows a schematic diagram of the overall side view of the present utility model;
FIG. 3 shows a schematic cross-sectional side view of the present utility model;
FIG. 4 shows a schematic view of the dust suppression assembly of the present utility model;
the figure shows: 1. a mixing box; 11. a case; 12. a collecting plate; 13. a blanking plate; 2. a feed assembly; 21. a feed cylinder; 22. a first feed box; 23. a second feed box; 24. a second motor; 25. a feed rod; 26. a stirring rod; 3. a screening assembly; 31. a screening plate; 32. a screening net; 33. a vibration device; 4. a dust suppression assembly; 41. a dust suppression barrel; 42. a ventilation box; 43. an exhaust fan; 44. dust suppression filter screen; 45. a third motor; 46. a feed rod; 47. a support rod; 48. feeding strips; 5. an extruder; 6. a crushing assembly; 61. a treatment box; 62. a first motor; 63. a crushing blade; 64. a feed pump; 65. and a feed back pipe.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
In order to solve the technical problems in the background technology, the following polytetrafluoroethylene and modified carbon black mixing device is provided:
the utility model provides a polytetrafluoroethylene and modified carbon black mixing device, which is shown in the drawings 1-4, and comprises a mixing box 1, wherein the mixing box 1 comprises a box body 11, a feeding component 2 for assisting in feeding polytetrafluoroethylene particles and modified carbon black particles is arranged at the top end of the box body 11, a screening mechanism for screening materials is arranged at the middle upper part of the box body 11, a dust suppression component 4 for preventing dust emission is arranged at the middle lower part of the box body 11, and an extruder 5 for hot melting and mixing polytetrafluoroethylene particles and modified carbon black particles is arranged at the bottom end of the box body 11; the screening mechanism comprises a screening component 3 and a crushing component 6, the screening component 3 comprises a screening plate 31, a screening net 32 and a vibrating device 33, the screening plate 31 is arranged at the top end inside the box body 11, the vibrating device 33 is arranged at one end of the top surface of the screening plate 31, and the screening net 32 is arranged in the middle of the screening plate 31; the vibrating device 33 is used for vibrating the screen mesh 32 in the middle of the screen plate 31, and the auxiliary screen mesh 32 screens the mixture of polytetrafluoroethylene and modified carbon black; the vibration device 33 may be implemented in a manner similar to a vibration motor; the screen mesh 32 is used for screening the mixture of the polytetrafluoroethylene and the modified carbon black so as to ensure that the size particles of the mixture of the polytetrafluoroethylene and the modified carbon black are uniform and ensure the efficiency of subsequent hot melt mixing of the mixture of the polytetrafluoroethylene and the modified carbon black; the crushing assembly 6 comprises a processing box 61, a first motor 62, a crushing blade 63, a feed pump 64 and a feed back pipe 65, wherein the processing box 61 is arranged on one side of the top end of the box body 11, the first motor 62 is arranged at the top end of the interior of the processing box 61, the crushing blade 63 is arranged at the bottom end of the first motor 62, the feed pump 64 is arranged at the top end of the processing box 61, the feed back pipe 65 is arranged on the feed pump 64, one end of the feed back pipe 65 extends to the upper part of the interior of the box body 11, and the other end of the feed back pipe 65 is communicated with the bottom end of the processing box 61; the crushing assembly 6 is arranged, and after the polytetrafluoroethylene and modified carbon black mixture is screened by the screening assembly 3, the polytetrafluoroethylene and modified carbon black mixture which is not screened successfully is collected, crushed and then sent into the box 11 through the feed back pipe 65 to be screened continuously, so that the proportion of the polytetrafluoroethylene and the modified carbon black mixture is kept unchanged due to screening;
in this embodiment, the material screening plate 31 and the material screening net 32 are disposed in an inclined manner, a material guiding port communicated with the processing box 61 is formed on one side of the box 11, and the material guiding port is located above the lower end of the material screening plate 31; the obliquely arranged screening plate 31 and screening net 32 facilitate the feeding of the non-screened polytetrafluoroethylene and modified carbon black mixture into the treatment box 61 through the material guide port for crushing; the bottom of the treatment box 61 is cone-shaped, the feeding end of the feed back pipe 65 is positioned at the bottom end of the treatment box 61, and the other end of the feed back pipe 65 is positioned above the screening net 32; the conical and cylindrical structure at the bottom of the treatment box 61 is convenient for gathering the crushed polytetrafluoroethylene and modified carbon black mixture, and one end of the feed back pipe 65 is positioned above the screening net 32, so that the crushed and gathered polytetrafluoroethylene and modified carbon black mixture can be sprinkled above the screening net 32 to continue screening;
in this embodiment, the feeding assembly 2 includes a feeding cylinder 21, a first feeding box 22, a second feeding box 23, a second motor 24, a feeding rod 25 and a stirring rod 26, the feeding cylinder 21 is disposed at the top end of the box 11, the side surface of the top end of the feeding cylinder 21 is respectively provided with the first feeding box 22 for feeding polytetrafluoroethylene particles and the second feeding box 23 for feeding modified carbon black particles, the top end of the feeding cylinder 21 is provided with the second motor 24, the bottom end of the second motor 24 is provided with the feeding rod 25, and the outer side of the feeding rod 25 is provided with the stirring rod 26; the arrangement of the feeding rod 25 and the stirring rod 26 in the feeding cylinder 21 can scatter and mix polytetrafluoroethylene particles and modified carbon black particles in the process that polytetrafluoroethylene particles and modified carbon black particles enter the box 11 through the feeding cylinder 21, so that the mixture of polytetrafluoroethylene and modified carbon black is more uniform during sieving;
when the mixing device is used, polytetrafluoroethylene particles and modified carbon black particles to be mixed can be firstly put into the box 11 through the first feeding box 22 and the second feeding box 23, at the moment, the polytetrafluoroethylene particles and modified carbon black particles are scattered and mixed by the stirring rod 26 in the feeding assembly, then the polytetrafluoroethylene particles and modified carbon black particles mixed material falls on the material screening plate 31, the material screening plate 31 is continuously vibrated by the vibrating device 33 on the material screening plate 31, the polytetrafluoroethylene particles and modified carbon black particles mixed material slides on the inclined material screening plate 31 under the action of vibration, then the material screening plate 31 and the material screening net 32 vibrate by the vibrating device 33 on the material screening plate 31, the polytetrafluoroethylene and modified carbon black mixed material can pass through the material screening net 32 and be crushed in the crushing assembly 6, the crushed polytetrafluoroethylene and modified carbon black mixed material can be sent back to the material screening net 32 to be continuously screened, and the polytetrafluoroethylene and the modified carbon black mixed material after the crushing assembly 6 is crushed, the polytetrafluoroethylene and the modified carbon black mixed material passes through the melt extrusion machine 4 and enters the extrusion dust suppression machine 5;
the polytetrafluoroethylene and the modified carbon black mixture are screened through the screening component 3 in the screening mechanism, so that the hot melting mixing efficiency of the polytetrafluoroethylene and the modified carbon black mixture is guaranteed after the polytetrafluoroethylene and the modified carbon black mixture are mixed by the mixing device, and under the effect that the polytetrafluoroethylene and the modified carbon black mixture which are not screened are crushed and sent back to the screening net 32 to continue screening by the crushing component 6, the mixing ratio of the polytetrafluoroethylene and the modified carbon black mixture can not be changed by screening after the polytetrafluoroethylene and the modified carbon black mixture are mixed and screened by the mixing device, and the mixing effect of the polytetrafluoroethylene and the modified carbon black mixture is further kept conveniently.
Example two
As shown in fig. 1 to 4, on the basis of the above embodiment, the present embodiment further provides the following:
in the process of sieving and crushing the polytetrafluoroethylene and modified carbon black mixture by the mixing device, generated dust is usually small-particle polytetrafluoroethylene and modified carbon black mixture, and in order to ensure that the mixing device can avoid the condition that the dust flies to influence the environment when the mixing device is used for mixing, the embodiment provides the following design:
the dust suppression device is characterized in that a collecting plate 12 is arranged below the screening plate 31, the collecting plate 12 is of a fan-shaped concave structure, a dust suppression component 4 is arranged in the middle of the collecting plate 12, the dust suppression component 4 comprises a dust suppression barrel 41, a ventilation box 42, an exhaust fan 43 and a dust suppression filter screen 44, the dust suppression barrel 41 is arranged in the middle of the collecting plate 12, the top end of the dust suppression barrel 41 penetrates through the collecting plate 12, the dust suppression filter screen 44 is arranged on one side of the dust suppression barrel 41, the ventilation box 42 is arranged on the side surface of the dust suppression filter screen 44, the exhaust fan 43 is arranged on the other side, connected with the dust suppression filter screen 44, of the ventilation box 42, and the exhaust fan 43 is positioned outside the box 11; the collecting plate 12 is arranged, so that the mixture of the polytetrafluoroethylene and the modified carbon black after sieving enters the dust suppression barrel 41; the exhaust fan 43 and the ventilation box 42 are arranged to exhaust the air in the box 11; the dust suppression filter screen 44 is arranged to filter out dust in the air and the mixture of polytetrafluoroethylene and modified carbon black when the air in the box 11 flows;
in this embodiment, the dust suppression assembly 4 further includes a feeding mechanism, where the feeding mechanism includes a third motor 45, a feeding rod 46, a supporting rod 47 and a feeding bar 48, the third motor 45 is disposed on the bottom surface of the screen plate 31, the bottom end of the third motor 45 is provided with the feeding rod 46, the outside of the feeding rod 46 is provided with the supporting rod 47, the end of the supporting rod 47 is provided with the feeding bar 48, the feeding bar 48 is arc-shaped, and the side surface of the feeding bar 48 slides in a fitting manner with the inside of the dust suppression cylinder 41 and the inside of the dust suppression filter screen 44; a third motor 45 is provided for powering the rotation of the feed bar 46 and the feed bar 48; the feeding bar 48 which is attached to the inner side of the dust suppression barrel and the inner side of the dust suppression filter screen 44 in a sliding manner can scrape off dust filtered and adsorbed on the dust suppression filter screen 44 and the mixture of polytetrafluoroethylene and modified carbon black through rotation;
a blanking plate 13 is arranged below the dust suppression barrel 41, the blanking plate 13 is arranged in a fan-shaped concave manner, and the bottom of the blanking plate 13 is communicated with the extruder 5; the blanking plate 13 is arranged, so that after the dust on the dust suppression filter screen 44 and the polytetrafluoroethylene and modified carbon black mixture are scraped by the feeding strip 48, the dust, the polytetrafluoroethylene and the modified carbon black mixture are fed into the extruder 5 for hot melting and mixing;
dust is filtered through the dust suppression filter screen 44 in the dust suppression assembly 4, and the dust on the dust suppression filter screen 44 is continuously scraped by the feeding strip 48 in the feeding mechanism, so that the dust, the sieved polytetrafluoroethylene and the modified carbon black mixture enter the extruder 5 together for hot melt mixing, the condition that the environment is affected by flying dust is avoided, and meanwhile, the waste of the polytetrafluoroethylene and the modified carbon black mixture can be reduced.
The working principle and the using flow of the utility model are as follows:
when in use:
firstly, polytetrafluoroethylene particles and modified carbon black particles to be mixed are respectively provided with a first feeding box 22 and a second feeding box 23 and are fed into a feeding cylinder 21, then a second motor 24 at the lower top end of the feeding cylinder 21 drives a feeding rod 25 and a stirring rod 26 to rotate, the rotating feeding rod 25 and the stirring rod 26 can mix and break up polytetrafluoroethylene particles and modified carbon black particles passing through the feeding cylinder 21, and the broken up polytetrafluoroethylene and modified carbon black mixture falls on a screening plate 31;
then the vibration device 33 on the material sieving plate 31 drives the material sieving plate 31 to vibrate, at the moment, polytetrafluoroethylene particles and modified carbon black mixture slide downwards on the cleaned material sieving plate 31, the polytetrafluoroethylene particles and modified carbon black mixture on the material sieving plate 31 are sieved by the material sieving net 32, and the sieved polytetrafluoroethylene and modified carbon black mixture falls on the material collecting plate 12;
in the screening process:
the polytetrafluoroethylene and modified carbon black mixture which are not screened on the screening net 32 enters the processing box 61 through the material guide opening, at the moment, the first motor 62 controls the crushing blade 63 to rotate, the rotating crushing blade 63 can crush the polytetrafluoroethylene and modified carbon black mixture which are not screened, then the crushed polytetrafluoroethylene and modified carbon black mixture can be gathered below the inside of the processing box 61, at the moment, the feeding pump 64 pumps the crushed polytetrafluoroethylene and modified carbon black mixture into the box 11 through the material return pipe 65, the crushed polytetrafluoroethylene and modified carbon black mixture can fall on the screening net 32 to continue screening, so that the particle size of the polytetrafluoroethylene and modified carbon black mixture mixed by the mixing device is more uniform, and the efficiency of hot melt mixing of the subsequent polytetrafluoroethylene and modified carbon black mixture can be ensured;
after sieving:
the exhaust fan 43 rotates, the air in the box 11 continuously passes through the dust suppression filter screen 44 and the ventilation box 42 and is exhausted by the exhaust fan 43, at this moment, under the action of the air flowing, dust in the box 11 can flow along with the air, at this moment, the dust suppression filter screen 44 can filter down the dust in the box 11, so that the condition that the dust flies up to affect the environment can be avoided, at this moment, the sieved polytetrafluoroethylene and modified carbon black mixture can flow into the dust suppression barrel 41 from the collecting plate 12, the polytetrafluoroethylene and modified carbon black mixture flowing into the dust suppression barrel 41 can continuously fall, then the third motor 45 controls the feeding rod 46 and the supporting rod 47 to drive the feeding rod 48 to rotate, the arc-shaped feeding rod 48 can be attached to the dust suppression barrel 41 and the dust suppression filter screen 44 to slide, the dust adsorbed on the dust suppression filter screen 44 can be scraped, the scraped dust can fall along with the polytetrafluoroethylene and the modified carbon black mixture, and the fallen dust and the polytetrafluoroethylene and the modified carbon black mixture can flow on the discharging plate 13 and enter the extruder 5 through the discharging pipe to be subjected to hot melt extrusion.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. Polytetrafluoroethylene and modified carbon black mixing arrangement, its characterized in that: comprises a mixing box (1), wherein the mixing box (1) comprises a box body (11), a feeding component (2) for assisting in feeding polytetrafluoroethylene particles and modified carbon black particles is arranged at the top end of the box body (11), a screening mechanism for screening materials is arranged at the middle upper part of the box body (11), the middle lower part of the box body (11) is provided with a dust suppression component (4) for preventing dust emission, and the bottom end of the box body (11) is provided with an extruder (5) for hot melting and mixing polytetrafluoroethylene particles and modified carbon black particles;
the screening mechanism comprises a screening component (3) and a crushing component (6), the screening component (3) comprises a screening plate (31), a screening net (32) and a vibrating device (33), the screening plate (31) is arranged at the top end inside the box body (11), the vibrating device (33) is arranged at one end of the top surface of the screening plate (31), and the screening net (32) is arranged in the middle of the screening plate (31);
crushing subassembly (6) are including handling case (61), first motor (62), smash blade (63), feed pump (64) and feed back pipe (65), handle case (61) and locate box (11) top one side, handle inside top of case (61) and be equipped with first motor (62), first motor (62) bottom is equipped with smash blade (63), handle case (61) top and be equipped with feed pump (64), be equipped with feed back pipe (65) on feed pump (64), feed back pipe (65) one end extends to box (11) inside top, feed back pipe (65) other end communicates with each other with handle case (61) bottom.
2. The polytetrafluoroethylene and modified carbon black mixing device according to claim 1, wherein: the material screening plate (31) and the material screening net (32) are obliquely arranged, a material guiding opening communicated with the processing box (61) is formed in one side of the box body (11), and the material guiding opening is positioned above the lower end of the material screening plate (31).
3. The polytetrafluoroethylene and modified carbon black mixing device according to claim 1, wherein: the bottom of the treatment box (61) is cone-shaped, the feeding end of the feed back pipe (65) is positioned at the bottom end of the treatment box (61), and the other end of the feed back pipe (65) is positioned above the screening net (32).
4. The polytetrafluoroethylene and modified carbon black mixing device according to claim 1, wherein: the feeding assembly (2) comprises a feeding cylinder (21), a first feeding box (22), a second feeding box (23), a second motor (24), a feeding rod (25) and a stirring rod (26), wherein the feeding cylinder (21) is arranged at the top end of the box body (11), the side surface of the top end of the feeding cylinder (21) is respectively provided with the first feeding box (22) for feeding polytetrafluoroethylene particles and the second feeding box (23) for feeding modified carbon black particles, the top end of the feeding cylinder (21) is provided with the second motor (24), the bottom end of the second motor (24) is provided with the feeding rod (25), and the outside of the feeding rod (25) is provided with the stirring rod (26).
5. The polytetrafluoroethylene and modified carbon black mixing device according to claim 1, wherein: the utility model discloses a dust suppression device, including dust suppression subassembly (4), dust suppression subassembly (4) are equipped with aggregate board (12) below sieve flitch (31), aggregate board (12) are fan-shaped concave structure, aggregate board (12) middle part is equipped with, dust suppression subassembly (4) include dust suppression section of thick bamboo (41), ventilation box (42), exhaust fan (43) and dust suppression filter screen (44), dust suppression section of thick bamboo (41) are located aggregate board (12) middle part, dust suppression section of thick bamboo (41) top runs through aggregate board (12), dust suppression section of thick bamboo (41) one side is equipped with dust suppression filter screen (44), dust suppression filter screen (44) side is equipped with ventilation box (42), the opposite side that ventilation box (42) are connected with dust suppression filter screen (44) is equipped with exhaust fan (43), exhaust fan (43) are located box (11) outside.
6. The polytetrafluoroethylene and modified carbon black mixing device according to claim 5, wherein: the dust suppression assembly (4) further comprises a feeding mechanism, the feeding mechanism comprises a third motor (45), a feeding rod (46), a supporting rod (47) and a feeding strip (48), the third motor (45) is arranged on the bottom surface of the screening plate (31), the feeding rod (46) is arranged at the bottom end of the third motor (45), the supporting rod (47) is arranged on the outer side of the feeding rod (46), the feeding strip (48) is arranged at the end of the supporting rod (47), the feeding strip (48) is arc-shaped, and the side surface of the feeding strip (48) is attached to the inner side of the dust suppression barrel (41) and the inner side of the dust suppression filter screen (44) to slide.
7. The polytetrafluoroethylene and modified carbon black mixing device according to claim 6, wherein: the dust suppression barrel (41) below is equipped with flitch (13), and flitch (13) are fan-shaped indent setting, and flitch (13) bottom communicates with each other with extruder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321251693.2U CN219788902U (en) | 2023-05-19 | 2023-05-19 | Polytetrafluoroethylene and modified carbon black mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321251693.2U CN219788902U (en) | 2023-05-19 | 2023-05-19 | Polytetrafluoroethylene and modified carbon black mixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219788902U true CN219788902U (en) | 2023-10-03 |
Family
ID=88156778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321251693.2U Active CN219788902U (en) | 2023-05-19 | 2023-05-19 | Polytetrafluoroethylene and modified carbon black mixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219788902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117162439A (en) * | 2023-11-03 | 2023-12-05 | 江苏汉瑞通信科技有限公司 | Extrusion molding device for cable production |
-
2023
- 2023-05-19 CN CN202321251693.2U patent/CN219788902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117162439A (en) * | 2023-11-03 | 2023-12-05 | 江苏汉瑞通信科技有限公司 | Extrusion molding device for cable production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219788902U (en) | Polytetrafluoroethylene and modified carbon black mixing device | |
| CN205518969U (en) | Meal kitchen waste recycling processing apparatus | |
| CN110065179A (en) | A kind of regeneration PC plastic alloy modification regenerative system and method | |
| CN112317093B (en) | Powder coating grinds screening installation | |
| CN111111861B (en) | Glass fiber crushing and grinding equipment for processing glass fiber powder | |
| CN1070514C (en) | Process for producing polytetrafluoroethylene molding using lubricating, belt-press dehydrator, process for dehydration of solid wet matters | |
| CN210796169U (en) | Rotation type sludge drying machine | |
| CN111744934A (en) | Environment-friendly treatment tank for household garbage | |
| CN207825281U (en) | A kind of plastic crushing Double Selection device | |
| CN209566394U (en) | A kind of plastic melt equipment with filter structure | |
| CN113894143A (en) | Intelligent sorting integrated equipment for household garbage | |
| CN210210979U (en) | Double-bowl single-screw extrusion granulator with cooling function | |
| CN210679295U (en) | Raw materials letter sorting screening plant is used in reclaimed plastic processing | |
| CN209663404U (en) | A kind of crushing high molecular material equipment with dust reduction capability | |
| CN217550477U (en) | Barite powder concentrator | |
| CN218945575U (en) | Stirring and screening all-in-one machine | |
| CN213557483U (en) | Feeding device for chemical product processing | |
| CN209504994U (en) | Extruding-desiccation machine is used in a kind of production of rubber seal | |
| CN207682729U (en) | A kind of plastic crushing drying unit | |
| CN207563395U (en) | A kind of dust collecting for being used to produce graphite electrode | |
| CN207563403U (en) | A kind of dust collection processing unit for being used to produce graphite electrode | |
| CN216500540U (en) | Air current sieve for calcium carbonate production | |
| CN211545222U (en) | Resin sand production line feedway | |
| CN220611243U (en) | Raw material pretreatment device for sealing material production | |
| CN217312992U (en) | Polyphenylene sulfide discharging and dispersing device capable of preventing material leakage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |