CN113442324A - Production device and processing technology for high-strength hovercraft apron rubber - Google Patents
Production device and processing technology for high-strength hovercraft apron rubber Download PDFInfo
- Publication number
- CN113442324A CN113442324A CN202110273867.4A CN202110273867A CN113442324A CN 113442324 A CN113442324 A CN 113442324A CN 202110273867 A CN202110273867 A CN 202110273867A CN 113442324 A CN113442324 A CN 113442324A
- Authority
- CN
- China
- Prior art keywords
- rubber
- pipe
- crushing
- box
- feeding
- 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
- 229920001971 elastomer Polymers 0.000 title claims abstract description 111
- 238000005516 engineering process Methods 0.000 title claims description 9
- 238000004519 manufacturing process Methods 0.000 title abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 87
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 238000004513 sizing Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000012216 screening Methods 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims description 52
- 238000001125 extrusion Methods 0.000 claims description 42
- 238000007599 discharging Methods 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000002203 pretreatment Methods 0.000 claims 2
- 239000012535 impurity Substances 0.000 abstract description 9
- 238000010092 rubber production Methods 0.000 abstract description 3
- 239000011148 porous material Substances 0.000 abstract 1
- 238000007670 refining Methods 0.000 description 10
- 239000003292 glue Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005469 granulation Methods 0.000 description 3
- 230000003179 granulation Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010057 rubber processing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3067—Ships
- B29L2031/307—Hulls
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The high-strength hovercraft apron rubber production device comprises a pretreatment box, an extruder, a heating pipe, a creper, a granulator, a separator and a power box, wherein a crushing assembly is arranged above the interior of the pretreatment box, and a screening assembly is arranged below the crushing assembly. According to the invention, sizing screening is added after the crushing procedure, sizing materials are screened in grades through the sieve plate, and the sizing materials with the crushed size meeting the specification fall through the sieve pores; the rubber material with the crushing size not meeting the specification enters the crushing box through the feeding pipe to be crushed for the second time, the rubber material is further crushed, impurities are removed, the purity and the consistency of the product are improved, the subsequent processing is facilitated, the rubber with high strength and good performance is obtained, the production yield of the rubber is improved, and the cost of producing rubber products by enterprises is reduced.
Description
Technical Field
The invention relates to the technical field of rubber production, in particular to a production device and a processing technology of high-strength hovercraft apron rubber.
Background
Rubber products are widely applied to various fields of national economy due to the characteristics of high elasticity, high air tightness and the like. The hovercraft has harsh use conditions, and the service life of the apron is always a main factor influencing the use of the hovercraft. The air cushion boat apron is subjected to violent flapping and repeated flexing of wind waves and air currents, so that the delamination phenomenon occurs between rubber and framework materials, and the damage of the apron can be accelerated. Therefore, the rubber used for equipment such as hovercraft has light weight and high strength, and cannot be easily broken.
The traditional Chinese patent with the patent number ZL 200910094210.0 discloses a natural rubber processing technology, which has the advantages that different raw materials can be well mixed after being crushed, and rubber materials can be further kneaded and uniformly mixed through secondary extrusion. The particle size of the extruded rubber material is further reduced, so that the rubber material is easier to mix uniformly in the subsequent process, raw materials in different batches and different quality conditions are ensured to be sufficiently mixed uniformly, and the consistency and the stability of the physical and chemical properties of the finished product are integrally improved. The process makes full use of the raw materials with different quality conditions, greatly relieves the limitation of raw material selection, and improves the added value of products. It also has the following disadvantages: the rubber material is directly extruded after being crushed, the grain size of the rubber material crushed only once is still large, most of impurities are still wrapped in the rubber blocks, the subsequent processing is not facilitated, the content of the impurities in the processed rubber is overproof, the strength is low, the performance is poor, the defective rate is high, and the cost of producing rubber products by enterprises is increased.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the problems, the production device and the processing technology for the apron rubber of the high-strength hovercraft solve the problems that after crushing, direct extrusion is carried out, the particle size of a rubber material crushed only once is still large, most of impurities are still wrapped in rubber blocks, subsequent processing is not facilitated, the content of the processed rubber impurities exceeds the standard, the strength is low, the performance is poor, the defective rate is high, the cost of rubber products produced by enterprises is increased, and the like.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: a high-strength hovercraft apron rubber production device comprises a pretreatment box, an extruder, a heating pipe, a creper, a granulator, a separator and a power box, wherein a crushing assembly is arranged above the interior of the pretreatment box, and a screening assembly is arranged below the crushing assembly;
the crushing assembly comprises crushing boxes fixedly arranged between front and rear end walls in the pretreatment box, crushing rollers are symmetrically and rotatably arranged in the crushing boxes in a bilateral mode, the directions of the two crushing rollers are opposite, a crushing gap is reserved between the two crushing rollers, the outer walls of the two crushing rollers are in a sawtooth shape and are meshed with each other, an inlet pipe is fixedly arranged in a wall body at the top of the pretreatment box, the top of the inlet pipe is communicated with the outside, the bottom of the inlet pipe is communicated with the top of an inner cavity of the crushing box, a material homogenizing pipe is fixedly arranged in a wall body at the bottom of the crushing box, a feeding box positioned at the left side of the crushing box is fixedly arranged in the pretreatment box, a feeding rotating shaft is arranged in the feeding box, the bottom end of the feeding rotating shaft is connected with a feeding motor in a power mode, and a spiral feeding sheet is fixedly arranged on the outer side of the feeding rotating shaft, the top of the inner cavity of the feeding box is communicated with the feeding pipe through a secondary feeding pipe which is obliquely arranged;
the screening assembly comprises a screen cylinder fixedly arranged between the front end wall and the rear end wall in the pretreatment box, the screen drum is positioned below the crushing box and aligned with the center of the crushing box, the bottom of the inner side of the screen drum is fixedly provided with a connecting rod extending inwards, three connecting rods are annularly arranged, the inner ends of the connecting rods are fixedly connected with an annular bottom plate, an annular sieve groove is formed between the outer end of the bottom plate and the inner end of the sieve drum, a sieve plate is fixedly arranged at the upper end of the bottom plate, the sieve plate is aligned with the center of the refining pipe, the bottom of the inner side of the pretreatment box is fixedly provided with a separation block, the separation block is aligned with the center of the screen drum, a second separation groove which is communicated up and down is arranged in the separation block, a first annular separating groove which is positioned at the outer side of the separating groove is formed in the separating block, and the bottom of the first annular separating groove is communicated with the bottom of the inner cavity of the feeding box through a separating pipe which is obliquely arranged;
extruder internal rotation be equipped with two extrusion pivots of front and back distribution, two the extrusion pivot on fixedly be equipped with the screw extrusion piece, two the screw extrusion piece turn to the same and alternate each other, two the screw extrusion piece pass through belt transmission power and connect, the one end power of one of them screw extrusion piece is connected with the extrusion motor, the extruder outside fixed heating pipe that is equipped with, the heating pipe internal fixation be equipped with around the heating coil of extruder, extruder inner chamber top with two bottoms of disengagement groove pass through the unloading pipe intercommunication, extruder left end outlet department intercommunication be equipped with the discharging pipe, discharging pipe below be equipped with the crepe machine, the crepe machine right side be equipped with the granulator, the granulator right side be equipped with the separating centrifuge, separating centrifuge one end be equipped with the discharge gate.
Furthermore, the refining pipe is a cylindrical part which is communicated up and down, the top of the refining pipe is communicated with the bottom of the inner cavity of the crushing box, and the bottom of the refining pipe is inclined towards the axis of the refining pipe.
Furthermore, the screen drum is a hollow straight drum, and the top end of the screen drum is higher than the top center of the screen plate.
Further, the sieve plate is arranged to be in a hollow conical shape, a plurality of sieve holes are uniformly formed in the sieve plate, and the sieve holes are vertically communicated and vertically face.
Further, the opening of the separation groove is upward, the bottom end of the separation groove is obliquely arranged, and the inclination angle between the bottom end of the separation groove and the right upper end of the separation block is 10 degrees.
Furthermore, the diameter of the top opening of the second separation groove is larger than the diameter of the bottom opening of the second separation groove and the diameter of the inner end of the bottom plate.
Further, the heating coils are spirally distributed outside the extruding machine.
Furthermore, three groups of crepe rollers are longitudinally arranged in the crepe machine, uniform plates are fixedly arranged above each group of crepe rollers, and the uniform plates are symmetrically distributed left and right and are obliquely arranged towards the inner sides of the crepe rollers below.
A processing technology of high-strength hovercraft apron rubber comprises the following steps:
step 1: the method comprises the following steps of putting large rubber materials with different labels into a pretreatment box, feeding the rubber materials into a crushing box from the top of the crushing box through a feeding pipe, and crushing the rubber materials through the opposite rotary motion of two crushing rollers;
step 2: the crushed rubber falls above the sieve plate through the material homogenizing pipe, the rubber is classified and screened through the sieve plate, the rubber with the crushing size meeting the specification falls through sieve holes and sequentially enters a separation groove II and a blanking pipe into an extrusion process, the rubber with the crushing size not meeting the specification falls into the separation groove I through the sieve groove and then automatically enters the bottom of the feeding box through the separation pipe, a feeding rotating shaft drives a spiral feeding sheet to rotate to convey the rubber at the bottom to the top, and the rubber at the top automatically enters the crushing box through a secondary feeding pipe to be secondarily crushed;
and step 3: the rubber material discharged from the discharging pipe enters an extruder, is heated by a heating coil, and simultaneously drives a spiral extrusion sheet to rotate through an extrusion rotating shaft so as to knead and extrude the rubber material;
and 4, step 4: the extruded rubber material enters a crepe machine through a discharge pipe, the rubber material is rolled into crepe sheets through three groups of crepe rollers distributed along the longitudinal direction in sequence, and then granulation is carried out through a granulator;
and 5: and (3) performing water-gel separation on the granulated rubber material through a separator, and enabling the separated rubber material to enter a subsequent drying process through a discharge port.
Further, the extrusion temperature in step 3 is 170-180 ℃, and the heating temperature of the heating coil is 160-180 ℃.
The invention has the advantages and positive effects that:
according to the invention, sizing screening is added after the crushing procedure, sizing materials are screened in grades through the sieve plate, the sizing materials with the crushed size meeting the specification fall through the sieve holes and enter the extrusion procedure through the separation groove II and the blanking pipe in sequence; the rubber material that broken size is not conform to the specification falls into separating tank one through the sieve groove, then get into feeding box bottom portion through the separating tube is automatic, the pay-off pivot drives spiral feeding sheet and rotates the rubber material of bottom to the top transport, the rubber material at top is carried out the secondary crushing by the automatic inlet pipe entering crushing incasement of secondary inlet pipe, further smash the rubber material, get rid of impurity, make product purity and uniformity obtain improving, the subsequent processing of being convenient for, thereby obtain the rubber that high strength and performance are good, the production yield of rubber has been improved, the cost of enterprise's production rubber products has been reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic cross-sectional structural view of the present invention;
FIG. 2 is a schematic view showing the internal structure of a pretreatment tank according to the present invention;
FIG. 3 is a schematic sectional view of an extruder in the present invention;
FIG. 4 is a schematic view of a connection structure of a screen cylinder and a bottom plate according to the present invention;
FIG. 5 is a schematic top view of a separator block according to the present invention;
figure 6 is a schematic view of the internal structure of a creper in accordance with the present invention.
The scores in the figures are as follows: 10. a pretreatment tank; 11. an extruder; 12. heating a tube; 13. a discharge pipe; 14. a crepe machine; 15. a granulator; 16. a separator; 17. a discharge port; 18. a discharging pipe; 19. extruding the rotating shaft; 20. spirally extruding the sheet; 21. a heating coil; 22. a power box; 23. belt transmission; 24. an extrusion motor; 25. a feed pipe; 26. feeding a material for the second time; 27. a feeding rotating shaft; 28. a feeding box; 29. spirally feeding the material sheets; 30. a screen cylinder; 31. a feeding motor; 32. a separation tube; 33. a first separation groove; 34. a material homogenizing plate; 35. a second separation tank; 36. separating the blocks; 37. a base plate; 38. a screen slot; 39. screening holes; 40. a sieve plate; 41. a material homogenizing pipe; 42. a crushing roller; 43. a crushing box; 44. a connecting rod; 45. a crushing assembly; 46. a screening component; 47. a crepe roll.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
The embodiments of the invention will be described in further detail below with reference to the accompanying drawings:
as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, the apparatus for producing apron rubber of a high strength hovercraft according to the present invention comprises a pretreatment tank 10, an extruder 11, a heating pipe 12, a creper 14, a pelletizer 15, a separator 16, and a power box 22, wherein a crushing assembly 45 is disposed above the interior of the pretreatment tank 10, and a screening assembly 46 is disposed below the crushing assembly 45;
as shown in fig. 1 and 2, the crushing assembly 45 includes a crushing box 43 fixedly disposed between the front and rear end walls in the pretreatment box 10, the crushing box 43 is provided with crushing rollers 42 in a left-right symmetrical manner, the two crushing rollers 42 are opposite in rotation direction, a crushing gap is left between the two crushing rollers 42, the outer walls of the two crushing rollers 42 are in a zigzag shape and are meshed with each other, a feeding pipe 25 is fixedly disposed in the wall body at the top of the pretreatment box 10, the top of the feeding pipe 25 is communicated with the outside, the bottom of the feeding pipe 25 is communicated with the top of the inner cavity of the crushing box 43, a homogenizing pipe 41 is fixedly disposed in the wall body at the bottom of the crushing box 43, a feeding box 28 positioned at the left side of the crushing box 43 is fixedly disposed in the pretreatment box 10, a feeding rotating shaft 27 is rotatably disposed in the feeding box 28, and a feeding motor 31 is dynamically connected to the bottom end of the feeding rotating shaft 27, a spiral material feeding sheet 29 is fixedly arranged on the outer side of the feeding rotating shaft 27, and the top of the inner cavity of the feeding box 28 is communicated with the feeding pipe 25 through a secondary feeding pipe 26 which is obliquely arranged;
as shown in fig. 1, 2, 4 and 5, the screening assembly 46 includes a screen cylinder 30 fixedly disposed between the front and rear end walls in the pretreatment tank 10, the screen cylinder 30 is located below the crushing tank 43 and aligned with the center thereof, the bottom of the inner side of the screen cylinder 30 is fixedly provided with three connecting rods 44 extending inwards, the connecting rods 44 are annularly provided with three connecting rods 44, the inner end of the connecting rods 44 is fixedly connected with an annular bottom plate 37, an annular screen groove 38 is formed between the outer end of the bottom plate 37 and the inner end of the screen cylinder 30, the upper end of the bottom plate 37 is fixedly provided with a screen plate 40, the screen plate 40 is aligned with the center of the refining pipe 41, the bottom of the inner side of the pretreatment tank 10 is fixedly provided with a separation block 36, the separation block 36 is aligned with the center of the screen cylinder 30, a separation groove two 35 penetrating up and down is disposed in the separation block 36, a first annular separation groove 33 which is positioned outside the second separation groove 35 is arranged in the separation block 36, and the bottom of the first annular separation groove 33 is communicated with the bottom of the inner cavity of the feeding box 28 through a separation pipe 32 which is obliquely arranged;
as shown in fig. 1 and 3, two extrusion rotating shafts 19 distributed in the front and back are rotatably arranged in the extruder 11, two spiral extrusion pieces 20 are fixedly arranged on the two extrusion rotating shafts 19, the two spiral extrusion pieces 20 rotate in the same direction and are inserted into each other, the two spiral extrusion pieces 20 are in power connection through a belt transmission 23, one end of one spiral extrusion piece 20 is in power connection with an extrusion motor 24, a heating pipe 12 is fixedly arranged on the outer side of the extruder 11, a heating coil 21 surrounding the extruder 11 is fixedly arranged in the heating pipe 12, the top of the inner cavity of the extruder 11 is communicated with the bottom of the separation groove II 35 through a blanking pipe 18, a discharge pipe 13 is communicated with the outlet at the left end of the extruder 11, a creper 14 is arranged below the discharge pipe 13, a pelletizer 15 is arranged on the right side of the creper 14, and a separator 16 is arranged on the right side of the pelletizer 15, one end of the separator 16 is provided with a discharge hole 17.
In one embodiment, the refining pipe 41 is a vertically through cylindrical member, the top of the refining pipe 41 is communicated with the bottom of the inner cavity of the crushing box 43, and the bottom of the refining pipe 41 is inclined toward the axis of the refining pipe 41, so that the discharging speed can be reduced, the sizing material can be scattered from the center of the top of the sieve plate 40 to the periphery, and the sizing material can be screened in a grading manner.
In one embodiment, the screen cylinder 30 is a hollow straight cylinder, and the top end of the screen cylinder 30 is higher than the center of the top of the screen plate 40, so that the glue can be shielded conveniently, and the glue can be prevented from splashing due to collision when falling.
In an embodiment, the sieve plate 40 is set to be in a hollow conical shape, so that the screened rubber materials can automatically slide down from the periphery, a plurality of sieve holes 39 are uniformly formed in the sieve plate 40, the sieve holes 39 are vertically communicated and vertically oriented, and the rubber materials can be classified and screened conveniently.
In one embodiment, the first separating groove 33 has an upward opening, a bottom end of the first separating groove is obliquely arranged, and an inclination angle between the bottom end of the first separating groove and the right upper end of the separating block 36 is 10 degrees, so that the glue in the first separating groove 33 can automatically slide from the oblique side.
In one embodiment, the diameter of the top opening of the second separating groove 35 is larger than the diameter of the bottom opening and the diameter of the inner end of the bottom plate 37, so that the glue falling from the inner side of the bottom plate 37 can fall into the second separating groove 35 completely.
In one embodiment, the heating coils 21 are spirally distributed outside the extruder 11 to heat the mixture uniformly and facilitate the extrusion.
In an embodiment, three groups of crepe rollers 47 are longitudinally arranged in the crepe machine 14, a material homogenizing plate 34 is fixedly arranged above each group of crepe rollers 47, the material homogenizing plates 34 are bilaterally symmetrically distributed and are obliquely arranged towards the inner side of the crepe roller 47 below, so that the feeding speed can be reduced, the feeding is uniform, and the creping effect is good.
A processing technology of high-strength hovercraft apron rubber comprises the following steps:
step 1: large blocks of sizing materials with different labels are put into the pretreatment tank 10, the sizing materials enter from the top of the crushing tank 43 through the feeding pipe 25, and are crushed through the rotary motion of the two crushing rollers 42 in opposite directions;
step 2: the crushed rubber falls above a sieve plate 40 through a material homogenizing pipe 41, the rubber is classified and screened through the sieve plate 40, the rubber with the crushing size meeting the specification falls through sieve holes 39 and sequentially enters a second separation groove 35 and a blanking pipe 18 into an extrusion process, the rubber with the crushing size not meeting the specification falls into a first separation groove 33 through a sieve groove 38 and then automatically enters the bottom of a feeding box 28 through a separation pipe 32, a feeding rotating shaft 27 drives a spiral material feeding piece 29 to rotate so as to convey the rubber at the bottom to the top, and the rubber at the top automatically enters a crushing box 43 through a feeding pipe 25 through a secondary feeding pipe 26 to be secondarily crushed;
and step 3: the rubber material coming out from the blanking pipe 18 enters the extruder 11, is heated by the heating coil 21, and simultaneously is kneaded and extruded by the rotation of the spiral extrusion sheet 20 driven by the extrusion rotating shaft 19, so that the rubber material is further crushed and mixed, and the consistency of the rubber material is improved;
and 4, step 4: the extruded rubber material enters a crepe machine 14 through a discharge pipe 13, the rubber material is sequentially creped and creped into sheets through three groups of crepe sheet rollers distributed along the longitudinal direction, and then granulation is carried out through a granulator 15, the rubber material is further smashed, impurities and ash content are removed, and the purity and consistency of the product are improved;
and 5: the granulated rubber material is subjected to water-rubber separation by a separator 16, and the separated rubber material enters a subsequent drying process through a discharge hole 17.
In one embodiment, the extrusion temperature in step 3 is 170-.
In specific implementation, large rubber materials with different labels are put into the pretreatment tank 10, the rubber materials enter from the top of the crushing tank 43 through the feeding pipe 25, and the rubber materials are crushed through the rotating motion of the two crushing rollers 42 in opposite directions; the crushed rubber falls above a sieve plate 40 through a material homogenizing pipe 41, the rubber is classified and screened through the sieve plate 40, the rubber with the crushing size meeting the specification falls through sieve holes 39 and sequentially enters a second separation groove 35 and a blanking pipe 18 into an extrusion process, the rubber with the crushing size not meeting the specification falls into a first separation groove 33 through a sieve groove 38 and then automatically enters the bottom of a feeding box 28 through a separation pipe 32, a feeding rotating shaft 27 drives a spiral material feeding piece 29 to rotate so as to convey the rubber at the bottom to the top, and the rubber at the top automatically enters a crushing box 43 through a feeding pipe 25 through a secondary feeding pipe 26 to be secondarily crushed; the rubber material coming out from the blanking pipe 18 enters the extruder 11, is heated by the heating coil 21, and simultaneously is kneaded and extruded by the rotation of the spiral extrusion sheet 20 driven by the extrusion rotating shaft 19, so that the rubber material is further crushed and mixed, and the consistency of the rubber material is improved; the extruded rubber material enters a crepe machine 14 through a discharge pipe 13, the rubber material is sequentially creped and creped into sheets through three groups of crepe sheet rollers distributed along the longitudinal direction, and then granulation is carried out through a granulator 15, the rubber material is further smashed, impurities and ash content are removed, and the purity and consistency of the product are improved; the granulated rubber material is subjected to water-rubber separation by a separator 16, and the separated rubber material enters a subsequent drying process through a discharge hole 17.
The invention has the advantages and positive effects that: according to the invention, sizing screening is added after the crushing procedure, sizing materials are screened in grades through the sieve plate, the sizing materials with the crushed size meeting the specification fall through the sieve holes and enter the extrusion procedure through the separation groove II and the blanking pipe in sequence; the rubber material that broken size is not conform to the specification falls into separating tank one through the sieve groove, then get into feeding box bottom portion through the separating tube is automatic, the pay-off pivot drives spiral feeding sheet and rotates the rubber material of bottom to the top transport, the rubber material at top is carried out the secondary crushing by the automatic inlet pipe entering crushing incasement of secondary inlet pipe, further smash the rubber material, get rid of impurity, make product purity and uniformity obtain improving, the subsequent processing of being convenient for, thereby obtain the rubber that high strength and performance are good, the production yield of rubber has been improved, the cost of enterprise's production rubber products has been reduced.
It should be emphasized that the embodiments described herein are illustrative rather than restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but other embodiments derived from the technical solutions of the present invention by those skilled in the art are also within the scope of the present invention.
Claims (10)
1. The utility model provides a high strength hovercraft apron rubber apparatus for producing, includes pretreatment box (10), extruder (11), heating pipe (12), creper (14), granulator (15), separating centrifuge (16) and headstock (22), its characterized in that: a crushing assembly (45) is arranged above the interior of the pretreatment box (10), and a screening assembly (46) is arranged below the crushing assembly (45);
the crushing assembly (45) comprises a crushing box (43) fixedly arranged between the front end wall and the rear end wall in the pretreatment box (10), crushing rollers (42) are symmetrically and rotatably arranged in the crushing box (43) in a left-right mode, the two crushing rollers (42) are opposite in rotation direction, a crushing gap is reserved between the two crushing rollers (42), the outer walls of the two crushing rollers (42) are in a saw-toothed shape and are meshed with each other, a feeding pipe (25) is fixedly arranged in the wall body at the top of the pretreatment box (10), the top of the feeding pipe (25) is communicated with the outside, the bottom of the feeding pipe (25) is communicated with the top of an inner cavity of the crushing box (43), a homogenizing pipe (41) is fixedly arranged in the wall body at the bottom of the crushing box (43), and a feeding box (28) positioned at the left side of the crushing box (43) is fixedly arranged in the pretreatment box (10), a feeding rotating shaft (27) is rotationally arranged in the feeding box (28), the bottom end of the feeding rotating shaft (27) is in power connection with a feeding motor (31), a spiral feeding sheet (29) is fixedly arranged on the outer side of the feeding rotating shaft (27), and the top of the inner cavity of the feeding box (28) is communicated with the feeding pipe (25) through a secondary feeding pipe (26) which is obliquely arranged;
screening subassembly (46) including fixed setting pre-treatment box (10) in screen cylinder (30) between the front and back end wall, screen cylinder (30) be located broken case (43) below and align rather than the center, screen cylinder (30) inboard bottom fixed be equipped with inside extension connecting rod (44), connecting rod (44) annular be provided with threely, connecting rod (44) inner fixedly connected with annular bottom plate (37), bottom plate (37) outer end with screen cylinder (30) inner between form an annular sieve groove (38), bottom plate (37) upper end fixed be equipped with sieve board (40), sieve board (40) with even material pipe (41) center align, pre-treatment box (10) inboard bottom fixed be equipped with separation piece (36), separation piece (36) with screen cylinder (30) center align, a second separation groove (35) which is through up and down is arranged in the separation block (36), a first separation groove (33) which is positioned at the outer side of the second separation groove (35) and is annular is arranged in the separation block (36), and the bottom of the first separation groove (33) is communicated with the bottom of the inner cavity of the feeding box (28) through a separation pipe (32) which is arranged in an inclined manner;
extruder (11) internal rotation be equipped with two extrusion pivot (19) that distribute around, two extrusion pivot (19) on the fixed screw extrusion piece (20) that is equipped with, two screw extrusion piece (20) turn to the same and alternate, two screw extrusion piece (20) pass through belt drive (23) power connection, the one end power of one of them screw extrusion piece (20) is connected with extrusion motor (24), extruder (11) outside fixed be equipped with heating pipe (12), heating pipe (12) internal fixation be equipped with center on extruder (11) heating coil (21), extruder (11) inner chamber top with separating tank two (35) bottom through unloading pipe (18) intercommunication, extruder (11) left end outlet department intercommunication be equipped with discharging pipe (13), discharging pipe (13) below be equipped with creper (14), a granulator (15) is arranged on the right side of the creper (14), a separator (16) is arranged on the right side of the granulator (15), and a discharge hole (17) is formed in one end of the separator (16).
2. The apparatus for producing apron rubber for high strength hovercraft according to claim 1, wherein: the uniform material pipe (41) is a cylindrical part which is through up and down, the top of the uniform material pipe (41) is communicated with the bottom of the inner cavity of the crushing box (43), and the bottom of the uniform material pipe (41) is inclined towards the axis of the uniform material pipe (41).
3. The apparatus for producing apron rubber for high strength hovercraft according to claim 1, wherein: the screen drum (30) is a hollow straight drum, and the top end of the screen drum (30) is higher than the top center of the screen plate (40).
4. The apparatus for producing apron rubber for high strength hovercraft according to claim 1, wherein: the sieve plate (40) is arranged to be in a hollow conical shape, a plurality of sieve holes (39) are uniformly formed in the sieve plate (40), and the sieve holes (39) are vertically communicated and vertically face.
5. The apparatus for producing apron rubber for high strength hovercraft according to claim 1, wherein: the first separating groove (33) is upward opened, the bottom end of the first separating groove is obliquely arranged, and the inclination angle between the bottom end of the first separating groove and the right upper end of the separating block (36) is 10 degrees.
6. The apparatus for producing apron rubber for high strength hovercraft according to claim 1, wherein: the diameter of the top opening of the second separation groove (35) is larger than the diameter of the bottom opening of the second separation groove and the diameter of the inner end of the bottom plate (37).
7. The apparatus for producing apron rubber for high strength hovercraft according to claim 1, wherein: the heating coils (21) are spirally distributed on the outer side of the extruding machine (11).
8. The apparatus for producing apron rubber for high strength hovercraft according to claim 1, wherein: three groups of crepe rollers (47) are longitudinally arranged in the crepe machine (14), a material homogenizing plate (34) is fixedly arranged above each group of crepe rollers (47), and the material homogenizing plates (34) are distributed in bilateral symmetry and are obliquely arranged towards the inner side of the crepe rollers (47) below.
9. A processing technology of high-strength hovercraft apron rubber comprises the following steps:
step 1: large blocks of sizing materials with different labels are put into a pretreatment box (10), the sizing materials enter from the top of a crushing box (43) through a feeding pipe (25), and the sizing materials are crushed through the rotating motion of two crushing rollers (42) in opposite directions;
step 2: crushed rubber falls above a sieve plate (40) through a material homogenizing pipe (41), the rubber is classified and screened through the sieve plate (40), the rubber with the crushed size meeting the specification falls through sieve holes (39) and sequentially enters an extrusion process through a separation groove II (35) and a blanking pipe (18), the rubber with the crushed size not meeting the specification falls into a separation groove I (33) through a sieve groove (38), then automatically enters the bottom of a feeding box (28) through a separation pipe (32), a feeding rotating shaft (27) drives a spiral material feeding sheet (29) to rotate so as to convey the rubber at the bottom to the top, and the rubber at the top automatically enters a crushing box (43) through a secondary feeding pipe (26) through a feeding pipe (25) for secondary crushing;
and step 3: rubber material coming out from the discharging pipe (18) enters an extruder (11), is heated by a heating coil (21), and is kneaded and extruded by a spiral extrusion sheet (20) driven by an extrusion rotating shaft (19) to rotate;
and 4, step 4: the extruded sizing material enters a crepe machine (14) through a discharge pipe (13), the sizing material is creped and sliced into sheets through three groups of crepe roller rollers distributed along the longitudinal direction in sequence, and then the sheets are granulated through a granulator (15);
and 5: the granulated rubber material is subjected to water-rubber separation by a separator (16), and the separated rubber material enters a subsequent drying process through a discharge hole (17).
10. The processing technology of apron rubber of a high-strength hovercraft according to claim 9, characterized in that: the extrusion temperature in the step 3 is 170-180 ℃, and the heating temperature of the heating coil (21) is 160-180 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110273867.4A CN113442324A (en) | 2021-03-15 | 2021-03-15 | Production device and processing technology for high-strength hovercraft apron rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110273867.4A CN113442324A (en) | 2021-03-15 | 2021-03-15 | Production device and processing technology for high-strength hovercraft apron rubber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113442324A true CN113442324A (en) | 2021-09-28 |
Family
ID=77808946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110273867.4A Pending CN113442324A (en) | 2021-03-15 | 2021-03-15 | Production device and processing technology for high-strength hovercraft apron rubber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113442324A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183335A (en) * | 2023-04-24 | 2023-05-30 | 德州市疾病预防控制中心 | Inspection device for medical physical and chemical use |
| CN117427719A (en) * | 2023-10-24 | 2024-01-23 | 浙江恒合瑞建设工程有限公司 | Efficient production device for asphalt waste powder for municipal road and application method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA521919A (en) * | 1956-02-21 | H. Dillon John | Method of processing synthetic rubber | |
| CN102532348A (en) * | 2012-02-07 | 2012-07-04 | 云南高深橡胶有限公司 | Process for processing rubber |
| CN107876135A (en) * | 2017-10-24 | 2018-04-06 | 郑州天舜电子技术有限公司 | A kind of battery graphite material circulates disintegrating apparatus |
| CN111016132A (en) * | 2019-12-06 | 2020-04-17 | 浙江理工大学 | Double-screw extruder for preparing master batches with temperature adjusting function |
-
2021
- 2021-03-15 CN CN202110273867.4A patent/CN113442324A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA521919A (en) * | 1956-02-21 | H. Dillon John | Method of processing synthetic rubber | |
| CN102532348A (en) * | 2012-02-07 | 2012-07-04 | 云南高深橡胶有限公司 | Process for processing rubber |
| CN107876135A (en) * | 2017-10-24 | 2018-04-06 | 郑州天舜电子技术有限公司 | A kind of battery graphite material circulates disintegrating apparatus |
| CN111016132A (en) * | 2019-12-06 | 2020-04-17 | 浙江理工大学 | Double-screw extruder for preparing master batches with temperature adjusting function |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183335A (en) * | 2023-04-24 | 2023-05-30 | 德州市疾病预防控制中心 | Inspection device for medical physical and chemical use |
| CN116183335B (en) * | 2023-04-24 | 2023-08-15 | 德州市疾病预防控制中心 | Inspection device for medical physical and chemical use |
| CN117427719A (en) * | 2023-10-24 | 2024-01-23 | 浙江恒合瑞建设工程有限公司 | Efficient production device for asphalt waste powder for municipal road and application method |
| CN117427719B (en) * | 2023-10-24 | 2024-04-16 | 浙江恒合瑞建设工程有限公司 | Efficient production device for asphalt waste powder for municipal road and application method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113442324A (en) | Production device and processing technology for high-strength hovercraft apron rubber | |
| CN209772758U (en) | tea winnowing device | |
| CN217699085U (en) | Prilling granulator is used in fish fodder production | |
| CN112548839A (en) | Ceramic powder optimization method, ceramic powder preparation method and powder preparation system | |
| CN218985867U (en) | A balling-up device for permanent magnetic ferrite material powder | |
| CN210552345U (en) | Plastic granules feeder | |
| CN115781968A (en) | Military cable sheath material and preparation method thereof | |
| CN218139244U (en) | Intelligent assembly production line is selected separately to resin powder | |
| CN214555322U (en) | Complete set of walnut processing device | |
| CN115502088A (en) | Nut kernel and shell separator | |
| CN212441121U (en) | Processing equipment for fertilizer production | |
| CN213943035U (en) | Crab feed granulator | |
| CN211241710U (en) | Antibiotic-free feed production device | |
| CN210820835U (en) | High-speed mixing, melting and extruding device | |
| CN210252582U (en) | Fertilizer raw materials reducing mechanism | |
| CN216267018U (en) | Alloy particle screening device for PBT-PET alloy production | |
| CN211964539U (en) | Thermoplastic inner shielding material production line for 10kv overhead insulated cable | |
| CN213133537U (en) | Clay crushing apparatus for ceramic manufacture | |
| CN220936702U (en) | Granule forming device that edible essence processing was used | |
| CN219400042U (en) | Granulating system for producing granular organic fertilizer | |
| CN109393224A (en) | A kind of Bullfrog feedstuff production method | |
| CN221070139U (en) | Charging device of secondary grading system | |
| CN220405736U (en) | Grinding equipment for graphite anode | |
| CN221152055U (en) | Continuous sugarcane leaf stripping structure | |
| CN220590193U (en) | A reducing mechanism for traditional chinese medicine production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210928 |