CN113427674A - Broken recovery plant of optical cable waste material - Google Patents
Broken recovery plant of optical cable waste material Download PDFInfo
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- CN113427674A CN113427674A CN202110984915.0A CN202110984915A CN113427674A CN 113427674 A CN113427674 A CN 113427674A CN 202110984915 A CN202110984915 A CN 202110984915A CN 113427674 A CN113427674 A CN 113427674A
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- grinding
- cutter
- optical fiber
- cavity
- optical cable
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- 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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
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- 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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
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- 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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
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- 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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
- B29B2017/044—Knives
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- 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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
- B29B2017/0476—Cutting or tearing members, e.g. spiked or toothed cylinders or intermeshing rollers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention relates to the technical field of optical cable recovery, in particular to crushing and recovering equipment for optical cable waste. Including casing, a plurality of abrasive sheet, drive arrangement and a plurality of grinding portion, grinding portion rotationally sets up between upper and lower adjacent two feed through material mouths, and every grinding portion all includes that two are located the inside and outside both sides of abrasive sheet and can synchronous pivoted cutter, and the cutter has abrasive surface, installation face, sharp sword end, first transition face, gathers material face, blunt sword end, raises the material face isotructure. When the resistance of the primary grinding cavity or the secondary grinding cavity is increased, the cutter deflects, the angle of the sharp edge end and the blunt edge end relative to the motion direction of the optical fiber is changed to change the cutting force on the optical fiber, and the positions of the material raising surface and the material gathering surface relative to the material through hole are changed to change the flow guide direction on the optical fiber, so that the grinding force of the primary grinding cavity and the secondary grinding cavity is automatically adjusted according to the change of the resistance of the grinding cavities, the stockpile blockage is avoided, and the grinding efficiency is improved.
Description
Technical Field
The invention relates to the technical field of optical cable recovery processing, in particular to crushing and recovering equipment for optical cable waste.
Background
The optical cable is manufactured to meet the performance specification of optics, machinery or environment, and is a communication cable component which uses one or more optical fibers as transmission media in a coating sheath and can be used singly or in groups. The optical cable can be aged after being used for a long time and needs to be periodically overhauled and replaced, and after the replaced waste optical cable is stripped from the protective sleeve and the outer skin, the cable core (optical fiber) of the waste optical cable is recovered and forged again, so that the utilization value can be increased, and the energy can be saved. In the process of recycling the optical fiber, the optical fiber needs to be broken by a breaking device for subsequent manufacturing.
Most of the existing optical cable recycling and crushing equipment is single in structure, only through one-time crushing and grinding, a grinding cavity is extremely easy to block stacking, a serious person causes equipment damage, and the grinding efficiency is not high.
Disclosure of Invention
According to at least one defect of the prior art, the invention provides a crushing and recycling device for optical cable waste materials, which aims to solve the problem that the conventional optical cable recycling and crushing device is easy to block.
The crushing and recycling equipment for the optical cable waste adopts the following technical scheme: the method comprises the following steps:
the upper end of the shell is provided with a feeding hole, and the center of the interior of the shell is provided with an inner grinding column which extends vertically; the inner grinding column and the shell form a circular grinding space, and a material leaking plate is arranged below the grinding space;
the grinding plates are connected end to end and surround a circle along the circumferential direction so as to divide the grinding space into a primary grinding cavity and a secondary grinding cavity, and a plurality of material through holes are formed in the grinding plates and are uniformly arranged at intervals along the horizontal direction and the vertical direction;
the driving device is connected with the lower end of the grinding plate through a connecting structure and is configured to drive the grinding plate to rotate;
the grinding parts are rotatably arranged between two vertically adjacent material inlets around a horizontal axis positioned in the center of the grinding parts, and each grinding part comprises two cutters which are respectively positioned on the inner side and the outer side of the grinding plate and can synchronously rotate; the cutter comprises an inner grinding surface, an outer grinding surface, an installation surface and an outer peripheral wall, the inner grinding surface and the outer peripheral wall are parallel, the outer peripheral wall is connected with the grinding surface and the installation surface, a short diagonal line of the installation surface extends horizontally, a long diagonal line of the installation surface extends vertically, and the outer peripheral wall sequentially comprises a sharp edge end, a first transition surface, a material gathering surface, a blunt edge end, a second transition surface and a material raising surface; the sharp edge end and the blunt edge end are obliquely arranged, and the distance between the sharp edge end and the blunt edge end is gradually reduced along the direction of the mounting surface pointing to the grinding surface; the material gathering surface and the material lifting surface extend in a curved surface shape in space, the material gathering surface can guide the optical fiber to enter the material passing opening when corresponding to the material passing opening, and the material lifting surface guides the optical fiber to move in a direction far away from the material passing opening when the material gathering surface is staggered with the material passing opening; the two cutter mounting surfaces of each grinding part are opposite, and the sharp edge end and the blunt edge end of the two cutters are arranged in a vertical reverse manner; the directions of the two grinding parts which are adjacent up and down are opposite;
in an initial state, the cutter tends to be vertical; when the resistance that first grade grinding chamber or second grade grinding chamber received increases, the cutter takes place to deflect, and sharp sword end and blunt sword end change for the angle of optical fiber direction of motion to change the cutting dynamics to optical fiber, the position change of raising material face and gathering material face for the logical material mouth, with the change to optical fiber's water conservancy diversion direction.
Optionally, the included angle between the projections of the grinding surface and the sharp edge end of the cutter on the grinding plate is an obtuse angle, and the projections of the grinding surface and the sharp edge end of the inner cutter on the grinding plate extend outwards from one end of the short diagonal line close to the cutter mounting surface to the other end of the short diagonal line in the same direction as the rotation direction of the grinding plate.
Optionally, the drive means is a motor;
the connecting structure comprises a connecting ring and a plurality of connecting rods, the connecting rods are uniformly distributed along the circumferential direction of the connecting ring, the lower ends of the connecting rods are hinged to the connecting ring, the upper ends of the connecting rods are hinged to the lower end of the grinding plate, and the connecting ring is arranged on an output shaft of the motor and driven by the motor to rotate.
Optionally, the internal perisporium of casing is provided with grinds the outer wall, all is provided with the grinding sand grip on the periphery wall that grinds outer wall and interior grinding post.
Optionally, a storage cavity is arranged below the material leaking plate, a discharge hole is formed in the side wall of the shell, and the discharge hole is communicated with the storage cavity.
Optionally, the side wall of the housing is provided with a water inlet through the interior of the housing, the water inlet being located above the grinding space.
Optionally, a power cavity is arranged below the material storage cavity, the motor is arranged in the power cavity, and an output shaft of the motor extends to the material storage cavity and is connected with the center of the lower end of the inner grinding column in a rotating mode.
Optionally, the upper half of the housing is provided with a double-layer structure corresponding to the grinding space.
A process for recovering optical cable waste specifically comprises the following steps:
(1) sorting the waste optical cables;
(2) separating the cable core from the cable sheath to obtain optical fibers, and then independently accommodating the optical fibers;
(3) the crushing and recycling equipment for the optical cable waste is used for crushing and grinding the optical fiber, when the stacking blockage occurs in the primary grinding cavity or the secondary grinding cavity in the crushing and grinding process, the grinding strength of the primary grinding cavity and the secondary grinding cavity can be switched along with the grinding resistance through the deflection of the cutter, the smooth and efficient operation of the crushing work is ensured, and the optical fiber powder is obtained after crushing;
(4) and (4) returning the optical fiber powder to the furnace for remanufacturing, and using the optical fiber powder for processing a new cable core.
The invention has the beneficial effects that: in the crushing and recycling equipment for optical cable waste, the cutter of the grinding part has the structures of a grinding surface, a sharp edge end, a material gathering surface, a blunt edge end, a material lifting surface and the like. When the first-stage grinding cavity is blocked and enlarged, the cutter deflects, the sharp edge end of the inner cutter serves as a main cutting edge to cut the optical fiber, the optical fiber is more favorably crushed and torn, the material gathering surface corresponds to the material through opening, the optical fiber is guided to be rapidly discharged into the second-stage grinding cavity through the material through opening, the material discharging efficiency of the first-stage grinding cavity to the second-stage grinding cavity is improved, and the load in the first-stage grinding cavity is reduced; at this moment, the blunt edge end of the outside cutter collides and grinds the optical fiber together with the grinding surface due to the rotation of the cutter in the secondary grinding cavity, so that the grinding resistance which can be borne is larger, the grinding force of the secondary grinding cavity is improved, and the grinding pressure of the primary grinding cavity is shared. When the obstructed increase in second grade grinding chamber, the cutter deflects, the sharp sword end of outside cutter cuts optical fiber as main cutting sword, gather the material face and lead to the material mouth dislocation, and the material face of raising the material grinds the optical fiber guide of intracavity to the periphery wall of interior grinding column with the one-level, the optical fiber that hinders the one-level and grinds the intracavity directly leads to the second grade from leading to the material mouth, reduce the one-level and grind the chamber to the row's of second grade row material efficiency of grinding the chamber, with this alleviate the load that the intracavity was ground to the second grade, the intracavity is ground to the one-level this moment because of the rotation of cutter, the blunt sword end of inboard cutter together collides the grinding to optical fiber with the abrasive surface, the grinding resistance that can bear is bigger, improve the grinding dynamics in one-level grinding chamber, share the grinding pressure in second grade grinding chamber. The grinding force of the primary grinding cavity and the secondary grinding cavity is automatically adjusted according to the change of the resistance of the grinding cavity, so that the stockpile blockage is avoided, and the grinding efficiency is improved.
Drawings
In order to illustrate more clearly the embodiments of the invention or the solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained by those skilled in the art without inventive exercise from these drawings, it being understood that these drawings are not necessarily drawn to scale.
FIG. 1 is a schematic view of the construction of an apparatus for breaking and recycling optical cable waste according to the present invention;
FIG. 2 is a perspective cross-sectional view of an apparatus for breaking and recovering cable waste according to the present invention;
FIG. 3 is a cross-sectional view of an apparatus for breaking and recovering cable waste according to the present invention;
FIG. 4 is a schematic view of the inner side of the polishing plate in the initial state of the present invention;
FIG. 5 is a partial view of the outer side of the polishing plate in the initial state of the present invention;
FIG. 6 is a schematic view of the inner side of the grinding plate when the resistance of the primary grinding chamber increases in the present invention;
FIG. 7 is a partial view of the outer side of the grinding plate when the resistance of the primary grinding chamber increases in accordance with the present invention;
FIG. 8 is a schematic view of the inner side of the grinding plate when the resistance of the secondary grinding chamber increases in the present invention;
FIG. 9 is a partial view of the outer side of the grinding plate when the resistance of the secondary grinding chamber increases in the present invention;
FIG. 10 is a perspective view of two cutters of the grinding section of the present invention;
fig. 11 is a perspective view of another angle of the two cutters of the grinding part of the present invention.
In the figure: 1. a feed inlet; 2. a housing; 21. a water inlet; 22. a discharge port; 23. a material leaking plate; 31. an inner grinding column; 32. grinding the outer wall; 41. a grinding plate; 42. a connecting buckle; 43. a cutter; 431. grinding the surface; 432. a sharp edge end; 433. a blunt edge end; 434. raising the material surface; 435. gathering materials; 436. a first transition surface; 437. a second transition surface; 438. a mounting surface; 44. a material inlet is formed; 45. a connecting rod; 5. a power cavity; 51. an electric motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1 to 11, an apparatus for crushing and recovering optical cable waste according to the present invention includes a housing 2, a plurality of grinding plates 41, a plurality of grinding portions, and a driving device.
The upper end of the shell 2 is provided with a feed inlet 1, and the center of the interior of the shell is provided with an inner grinding column 31 which extends vertically; the inner grinding column 31 and the shell 2 form a circular grinding space, the lower end of the grinding space is provided with a material leaking plate 23, and the ground optical fibers and the optical fibers which are originally small in volume and do not need to be ground fall and are discharged through the material leaking plate 23.
The grinding plates 41 are connected end to enclose a circle along the circumferential direction so as to divide the grinding space into a first-stage grinding cavity and a second-stage grinding cavity, wherein the first-stage grinding cavity is arranged inside the second-stage grinding cavity. The grinding plate 41 is provided with a plurality of material through holes 44, the material through holes 44 are uniformly arranged at intervals along the horizontal direction and the vertical direction, and the optical fibers in the primary grinding cavity are discharged into the secondary grinding cavity through the material through holes 44.
The driving device is connected to the lower end of the polishing plate 41 through a connection structure, and is configured to rotate the polishing plate 41.
The grinding portions are rotatably disposed between two vertically adjacent material openings 44 around a horizontal axis located at the center of the grinding portions, and each grinding portion includes two cutters 43 which are respectively located on the inner side and the outer side of the grinding plate 41 and can rotate synchronously.
The tool 43 includes an abrasive surface 431 and a mounting surface 438 which are parallel inside and outside, and a peripheral wall connecting the abrasive surface 431 and the mounting surface 438, and a short diagonal of the mounting surface 438 extends horizontally and a long diagonal extends vertically. The peripheral wall includes, in order, a sharp edge end 432, a first transition surface 436, a material accumulation surface 435, a blunt edge end 433, a second transition surface 437 and a raised surface 434. The sharp edge end 432 and the blunt edge end 433 are both obliquely arranged, and the distance between the sharp edge end 432 and the blunt edge end 433 gradually decreases in a direction in which the mounting surface 438 points to the abrasive surface 431. The gathering surface 435 and the lifting surface 434 extend in a curved surface in space, the gathering surface 435 can guide the optical fiber to enter the material passing opening 44 when corresponding to the material passing opening 44, and the lifting surface 434 guides the optical fiber to move in a direction away from the material passing opening 44 when the gathering surface 435 and the material passing opening 44 are staggered. The two tool 43 mounting faces 438 of each grinding part are opposite, and sharp edge ends 432 and blunt edge ends 433 of the two tools 43 are arranged in an up-and-down opposite manner; the directions of the two grinding parts which are adjacent up and down are opposite. In the present invention, the grinding portion located at the uppermost layer has the inner blade 43 with the sharp edge 432 at the lower blunt edge 433 and the outer blade 43 with the blunt edge 433 at the lower sharp edge 432.
In the initial state, the cutter 43 tends to be vertical; when the resistance of the primary grinding cavity or the secondary grinding cavity is increased, the cutter 43 deflects, the angles of the sharp cutting edge 432 and the blunt cutting edge 433 relative to the moving direction of the optical fiber are changed to change the cutting force on the optical fiber, and the positions of the lifting surface 434 and the gathering surface 435 relative to the material through opening 44 are changed to change the flow guiding direction on the optical fiber.
In this embodiment, the included angle between the projections of the grinding surface 431 and the sharp edge 432 of the tool 43 on the grinding plate 41 is an obtuse angle, the projections of the grinding surface 431 and the sharp edge 432 of the inner tool 43 on the grinding plate 41 extend outward from one end of the short diagonal line adjacent to the mounting surface 438 of the tool 43 to the other end thereof in the same direction as the rotation direction of the grinding plate 41, and the grinding plate 41 rotates counterclockwise in combination with the inclined directions of the grinding surface 431 and the sharp edge 432 of the tool 43 in the invention.
In this embodiment, the driving device is a motor 51, and the grinding plate 41 is connected to the motor 51 through a connecting structure. The connecting structure comprises a connecting ring and a plurality of connecting rods 45, the connecting rods 45 are uniformly distributed along the circumferential direction of the connecting ring, the lower ends of the connecting rods 45 are hinged to the connecting ring, the upper ends of the connecting rods 45 are hinged to the lower end of the grinding plate 41, the connecting ring is arranged on an output shaft of the motor 51 to rotate under the driving of the motor 51, and then the connecting rods 45 drive the grinding plate 41 to rotate. The material leaking plate 23 is provided with an annular groove, and the lower end of the grinding plate 41 extends out of the annular groove to facilitate the rotation of the grinding plate 41. Each of the grinding plates 41 is provided with a connecting buckle 42, and two adjacent grinding plates 41 are connected by the connecting buckle 42.
In this embodiment, the inner peripheral wall of the housing 2 is provided with a grinding outer wall 32, the grinding outer wall 32 and the outer peripheral wall of the inner grinding column 31 are both provided with grinding ridges, the grinding ridges on the grinding outer wall 32 and the cutter 43 on the outer side of the grinding plate 41 together perform cutting and grinding on the optical fiber in the secondary grinding cavity, and the grinding ridges on the inner grinding column 31 and the cutter 43 on the inner side of the grinding plate 41 together perform cutting and grinding on the optical fiber in the primary grinding cavity.
In this embodiment, a storage cavity is arranged below the material leaking plate 23, a discharge hole 22 is arranged on the side wall of the housing 2, the discharge hole 22 is communicated with the storage cavity, and the material falling from the material leaking plate 23 falls into the storage cavity and is discharged through the discharge hole 22.
In this embodiment, a water inlet 21 penetrating the inside of the housing 2 is provided in a side wall of the housing 2, and the water inlet 21 is located above the grinding space to facilitate water injection into the grinding space during grinding.
In this embodiment, a power cavity 5 is arranged below the material storage cavity, the motor 51 is arranged in the power cavity 5, and an output shaft of the motor 51 extends to the material storage cavity and is rotatably connected with the center of the lower end of the inner grinding column 31, so that the output shaft of the motor 51 is positioned conveniently.
In this embodiment, the upper half of the housing 2 corresponding to the grinding space is provided with a double-layer structure, which can reduce the noise generated in the crushing process.
With the above embodiment, the use principle and the working process of the present invention are as follows: in the initial position, the knife 43 is in the vertical state, and the material gathering surface 435 of the knife 43 is offset from the material through opening 44 (as shown in fig. 4 and 5).
Starting motor 51, motor 51 passes through connecting rod 45 and drives grinding plate 41 and rotate along the anticlockwise, and optical fiber gets into the broken grinding in one-level grinding chamber from feed inlet 1, and the less optical fiber of volume and the optical fiber after the grinding in one-level grinding chamber get into the intracavity grinding of second grade through feed opening 44, and the less optical fiber that need not to grind of optical fiber after the grinding and the volume itself fall to the storage cavity through material leakage plate 23 that grinds the space below to discharge through discharge gate 22.
When the first-stage grinding cavity is blocked, the first-stage grinding cavity is blocked and increased, the resistance of the optical fiber on the grinding surface 431 on the inner side cutter 43 is increased, so that the cutter 43 on the uppermost layer rotates anticlockwise, the rotating directions of the two adjacent layers of cutters 43 are opposite (as shown in fig. 6 and 7), the sharp edge end 432 of the inner side cutter 43 tends to be reduced in horizontal resistance, and the sharp edge end 432 of the inner side cutter 43 serves as a main cutting edge to cut the optical fiber, so that the optical fiber is more favorably crushed and torn, and the resistance of the first-stage grinding cavity is reduced; after the cutter 43 rotates, the material gathering surface 435 corresponds to the material through port 44, and guides the optical fiber to be quickly discharged into the secondary grinding cavity through the material through port 44, so that the material discharging efficiency from the primary grinding cavity to the secondary grinding cavity is improved, and the load in the primary grinding cavity is reduced; because of the rotation of cutter 43 in the second grade grinding chamber, blunt sword end 433 of outside cutter 43 together collides the grinding with lapping surface 431 to optical fiber, and the grinding resistance that can bear is bigger, improves the grinding dynamics in second grade grinding chamber, shares the grinding pressure in one-level grinding chamber.
When stacking or blocking occurs in the secondary grinding cavity, the secondary grinding cavity is blocked and increased, the resistance of the optical fiber on the grinding surface 431 of the outer cutter 43 is increased, so that the cutter 43 on the uppermost layer rotates clockwise, the rotation directions of the two adjacent layers of cutters 43 are opposite (as shown in fig. 7 and 8), the sharp edge end 432 of the outer cutter 43 tends to be reduced in horizontal resistance, and the sharp edge end 432 of the outer cutter 43 serves as a main cutting edge to cut the optical fiber, so that the optical fiber is more favorably crushed and torn, and the resistance of the secondary grinding cavity is reduced; after the cutter 43 rotates, the material gathering surface 435 is dislocated with the material passing port 44, and the material lifting surface 434 guides the optical fiber in the primary grinding cavity to the outer peripheral wall of the inner grinding column 31, so that the optical fiber in the primary grinding cavity is prevented from directly passing from the material passing port 44 to the secondary grinding cavity, and the material discharging efficiency from the primary grinding cavity to the secondary grinding cavity is reduced, so that the load in the secondary grinding cavity is reduced; because of the rotation of cutter 43, blunt sword end 433 of inboard cutter 43 together collides the grinding with lapping surface 431 to optical fiber in the one-level grinding chamber, and the grinding resistance that can bear is bigger, improves the grinding dynamics in one-level grinding chamber, shares the grinding pressure in second grade grinding chamber.
The invention also provides a process for recovering the optical cable waste, which comprises the following steps:
(1) sorting the waste optical cables;
(2) separating the cable core from the cable sheath to obtain optical fibers, and then independently accommodating the optical fibers;
(3) the crushing and recycling equipment for the optical cable waste is used for crushing and grinding the optical fiber, when the stacking blockage occurs in the primary grinding cavity or the secondary grinding cavity in the crushing and grinding process, the deflection of the cutter 43 enables the grinding strength of the primary grinding cavity and the secondary grinding cavity to be switched along with the grinding resistance, the smooth and efficient operation of the crushing work is ensured, and the optical fiber powder is obtained after crushing;
(4) and (4) returning the optical fiber powder to the furnace for remanufacturing, and using the optical fiber powder for processing a new cable core.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a broken recovery plant of optical cable waste material which characterized in that: the method comprises the following steps:
the upper end of the shell is provided with a feeding hole, and the center of the interior of the shell is provided with an inner grinding column which extends vertically; the inner grinding column and the shell form a circular grinding space, and a material leaking plate is arranged below the grinding space;
the grinding plates are connected end to end and surround a circle along the circumferential direction so as to divide the grinding space into a primary grinding cavity and a secondary grinding cavity, and a plurality of material through holes are formed in the grinding plates and are uniformly arranged at intervals along the horizontal direction and the vertical direction;
the driving device is connected with the lower end of the grinding plate through a connecting structure and is configured to drive the grinding plate to rotate;
the grinding parts are rotatably arranged between two vertically adjacent material inlets around a horizontal axis positioned in the center of the grinding parts, and each grinding part comprises two cutters which are respectively positioned on the inner side and the outer side of the grinding plate and can synchronously rotate; the cutter comprises an inner grinding surface, an outer grinding surface, an installation surface and an outer peripheral wall, the inner grinding surface and the outer peripheral wall are parallel, the outer peripheral wall is connected with the grinding surface and the installation surface, a short diagonal line of the installation surface extends horizontally, a long diagonal line of the installation surface extends vertically, and the outer peripheral wall sequentially comprises a sharp edge end, a first transition surface, a material gathering surface, a blunt edge end, a second transition surface and a material raising surface; the sharp edge end and the blunt edge end are obliquely arranged, and the distance between the sharp edge end and the blunt edge end is gradually reduced along the direction of the mounting surface pointing to the grinding surface; the material gathering surface and the material lifting surface extend in a curved surface shape in space, the material gathering surface can guide the optical fiber to enter the material passing opening when corresponding to the material passing opening, and the material lifting surface guides the optical fiber to move in a direction far away from the material passing opening when the material gathering surface is staggered with the material passing opening; the two cutter mounting surfaces of each grinding part are opposite, and the sharp edge end and the blunt edge end of the two cutters are arranged in a vertical reverse manner; the directions of the two grinding parts which are adjacent up and down are opposite;
in an initial state, the cutter tends to be vertical; when the resistance that first grade grinding chamber or second grade grinding chamber received increases, the cutter takes place to deflect, and sharp sword end and blunt sword end change for the angle of optical fiber direction of motion to change the cutting dynamics to optical fiber, the position change of raising material face and gathering material face for the logical material mouth, with the change to optical fiber's water conservancy diversion direction.
2. The optical cable waste crushing and recycling device according to claim 1, wherein: the included angle of the projection of the grinding surface and the sharp edge end of the cutter on the grinding plate is an obtuse angle, and the projection of the grinding surface and the sharp edge end of the inner cutter on the grinding plate extends outwards to the other end of the grinding surface and the sharp edge end of the inner cutter from one end of the short diagonal line close to the cutter mounting surface in the same direction as the rotation direction of the grinding plate.
3. The optical cable waste crushing and recycling device according to claim 1, wherein: the driving device is a motor;
the connecting structure comprises a connecting ring and a plurality of connecting rods, the connecting rods are uniformly distributed along the circumferential direction of the connecting ring, the lower ends of the connecting rods are hinged to the connecting ring, the upper ends of the connecting rods are hinged to the lower end of the grinding plate, and the connecting ring is arranged on an output shaft of the motor and driven by the motor to rotate.
4. The optical cable waste crushing and recycling device according to claim 1, wherein: the internal perisporium of casing is provided with grinds the outer wall, all is provided with the grinding sand grip on the periphery wall of grinding outer wall and interior grinding post.
5. The optical cable waste crushing and recycling device according to claim 3, wherein: a storage cavity is arranged below the material leaking plate, a discharge hole is formed in the side wall of the shell, and the discharge hole is communicated with the storage cavity.
6. The optical cable waste crushing and recycling device according to claim 1, wherein: the lateral wall of casing is provided with the water inlet that runs through the casing inside, and the water inlet is located the top in grinding the space.
7. The optical cable waste crushing and recycling device according to claim 5, wherein: the power cavity is arranged below the material storage cavity, the motor is arranged in the power cavity, and an output shaft of the motor extends to the material storage cavity and is connected with the center of the lower end of the inner grinding column in a rotating mode.
8. The optical cable waste crushing and recycling device according to claim 1, wherein: the upper half part of the shell is provided with a double-layer structure corresponding to the grinding space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110984915.0A CN113427674B (en) | 2021-08-26 | 2021-08-26 | Broken recovery plant of optical cable waste material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110984915.0A CN113427674B (en) | 2021-08-26 | 2021-08-26 | Broken recovery plant of optical cable waste material |
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| CN1267239A (en) * | 1997-08-29 | 2000-09-20 | 劳安(管理)有限公司 | Grinding mill |
| CN204911648U (en) * | 2015-08-18 | 2015-12-30 | 潍坊市精华粉体工程设备有限公司 | High -efficient lei meng milling machine |
| TWI586303B (en) * | 2015-12-09 | 2017-06-11 | Coffee beans grinding tools | |
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