CN112895195B - Composite material glass fiber reinforced plastic recovery granulation device and granulation method - Google Patents

Composite material glass fiber reinforced plastic recovery granulation device and granulation method Download PDF

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Publication number
CN112895195B
CN112895195B CN202110348347.5A CN202110348347A CN112895195B CN 112895195 B CN112895195 B CN 112895195B CN 202110348347 A CN202110348347 A CN 202110348347A CN 112895195 B CN112895195 B CN 112895195B
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Prior art keywords
transmission shaft
grinding hammer
gear
glass fiber
fiber reinforced
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CN112895195A (en
Inventor
白福岗
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Jiangsu Waner Environmental Protection Technology Co ltd
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Jiangsu Waner Environmental Protection Technology Co ltd
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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
    • B29B9/00—Making granules
    • 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
    • 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
    • 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
    • B29B2017/0015—Washing, rinsing
    • 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
    • B29B2017/0488—Hammers or beaters
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The invention relates to the field of recovery devices, in particular to a recovery granulation device and a granulation method for composite material glass fiber reinforced plastics. The composite material glass fiber reinforced plastic recovery and granulation device comprises a primary crushing device, a secondary crushing device, a water washing and air drying device, a granulation device and a conveying device; the secondary crushing device comprises a shell, a transmission shaft, a feeding assembly, a grinding hammer and a mounting plate, wherein the transmission shaft is vertically and rotatably arranged; the feeding assembly comprises a plurality of material guide plates which are circumferentially spaced and uniformly distributed along the transmission shaft, and each material guide plate is rotatably arranged in the shell through a material guide plate rotating shaft which horizontally extends; the mounting plate is horizontally arranged below the feeding assembly; the grinding hammer is placed on the mounting plate, the inner end of the grinding hammer is hinged to the transmission shaft around the horizontal axis, and the outer end of the grinding hammer interacts with the shell to grind the raw materials; the outer end rises under the raw materials pushes away in grinding hammer rotation process, and the material is more on the holding plate, and it is higher that grinding hammer outer end rises, promotes the stock guide slope degree and is bigger, slows down the feeding and avoids grinding hammer department raw materials to pile up.

Description

Composite material glass fiber reinforced plastic recovery granulation device and granulation method
Technical Field
The invention relates to the field of recovery devices, in particular to a recovery granulation device and a granulation method for composite material glass fiber reinforced plastics.
Background
Glass steel is glass fiber reinforced plastic, it is used extensively, and can repeat recycle, the processing of present glass steel combined material's discarded object is mostly the recovery granulation, granulation method package is broken, washing, air-dry, four stages of granulation, and the material size after the breakage directly influences the size of last granule, but current breaker is because the raw materials are not of uniform size, grinding speed is unstable, can not adjust input speed according to the grinding condition, lead to grinding hammer department raw materials to pile up, cause the card material, consequently need one kind can be according to the glass steel recovery unit of grinding condition adjustment input speed, avoid the raw materials to pile up and cause the card material.
Disclosure of Invention
The invention provides a composite material glass fiber reinforced plastic recycling and granulating device and a granulating method, which aim to solve the problem of material blockage caused by accumulation of grinding raw materials in the conventional recycling and granulating device.
The invention relates to a composite material glass fiber reinforced plastic recovery granulation device and a granulation method, which adopt the following technical scheme:
a composite material glass fiber reinforced plastic recovery granulation device comprises a primary crushing device, a secondary crushing device, a water washing and air drying device, a granulation device and a conveying device; conveying the raw materials crushed in the first stage by the first stage crushing device to a second stage crushing device through a conveying device for second stage crushing, conveying the raw materials to a water washing and air drying device through the conveying device for water washing and air drying, and continuously conveying the raw materials to a granulating device through the conveying device for granulation; the secondary crushing device comprises a shell, a transmission shaft, a feeding assembly, a grinding hammer and a material bearing plate, wherein the transmission shaft is vertically and rotatably arranged in the shell; the feeding assembly comprises a plurality of guide plates and a plurality of sealing plates, the guide plates are circumferentially spaced and uniformly distributed along the transmission shaft, each guide plate is rotatably arranged in the shell through a guide plate rotating shaft extending horizontally, and the guide plate rotating shaft extends along the radial direction of the transmission shaft, so that when the raw materials fall onto the guide plates, the guide plates are enabled to rotate around the guide plate rotating shaft along a first direction; each material guide plate comprises a first material guide part and a second material guide part, the first material guide part is positioned above the second material guide part, and the material guide plate rotating shaft is arranged between the first material guide part and the second material guide part; along the rotating direction of the transmission shaft, the upper edge of the first material guiding part is positioned at the rear side of the lower edge, and the upper edge of the second material guiding part is positioned at the rear side of the lower edge; each sealing plate is horizontally arranged between two adjacent material guide plates and is driven by a transmission mechanism along the rotation direction of the transmission shaft, a sealing plate rotating shaft is arranged at the front side edge of each sealing plate, the sealing plate rotating shafts are arranged in parallel with the material guide plate rotating shafts and are driven by the material guide plate rotating shafts through the transmission mechanism, the transmission mechanism is configured to enable the sealing plate rotating shafts to rotate along a first direction when the material guide plate rotating shafts rotate along with the material guide plates, and the rotating angular speed of the sealing plate rotating shafts is greater than that of the material guide plate rotating shafts so as to block the material guide plates from continuously rotating along the first direction when the sealing plates rotate to be in contact with the second material guide parts; the material bearing plate is horizontally arranged in the shell and is positioned below the feeding assembly; the grinding hammer is positioned below the feeding assembly and placed on the material bearing plate, the inner end of the grinding hammer is hinged to the transmission shaft around the horizontal axis, and the outer end of the grinding hammer interacts with the shell to grind raw materials when the grinding hammer rotates along with the transmission shaft; along the rotating direction of the transmission shaft, the front side face of the outer end of the grinding hammer comprises a lower inclined plane, the lower edge of the lower inclined plane is positioned on the rear side of the upper edge, so that when the grinding hammer rotates along with the transmission shaft, the outer end of the grinding hammer is lifted upwards under the pushing of raw materials by the lower inclined plane, and the material guide plate is driven to rotate along the first direction by at least airflow generated by rotation of the grinding hammer in the rotating process.
Furthermore, the transmission mechanism comprises a first gear, a second gear and a third gear, the first gear is arranged on the rotating shaft of the material guide plate, the third gear is arranged on the rotating shaft of the sealing plate, the second gear is rotatably arranged between the first gear and the third gear and is respectively externally meshed with the first gear and the third gear so as to enable the sealing plate and the material guide plate to rotate along the same direction; the transmission ratio of the first gear to the third gear is smaller than that of the third gear.
Furthermore, the front side face of the outer end of the grinding hammer also comprises an upper inclined plane along the rotation direction of the transmission shaft, the upper edge of the upper inclined plane is positioned at the rear side of the lower edge, the upper inclined plane is positioned above the lower inclined plane, and the projection height of the upper inclined plane in the vertical direction is smaller than that of the lower inclined plane in the vertical direction; when the grinding hammer rotates, the upper inclined surface drives the sealing plate and/or the second material guide part to rotate along the first direction by pushing the raw materials.
Furthermore, a butterfly-shaped component is arranged at the lower end of the transmission shaft, the butterfly-shaped component comprises a cylinder part and a plurality of fin plates, the cylinder part is fixedly sleeved on the transmission shaft, one end of each fin plate is fixed on the cylinder part, and the other end of each fin plate extends upwards and towards the direction far away from the cylinder part; the grinding hammer is provided with a plurality of grinding hammers, the inner end of each grinding hammer is provided with a hinged shaft, and the upper end of the hinged shaft is hinged to the upper end of one fin plate in a vertically rotatable mode.
Furthermore, a second gear installation shaft is arranged between the sealing plate rotating shaft and the material guide plate rotating shaft, the second gear installation shaft is parallel to the sealing plate rotating shaft, one end of the second gear installation shaft is rotatably installed on the shell, and the second gear is installed on the second gear installation shaft.
Furthermore, a connecting cylinder is arranged between the first material guiding part and the second material guiding part, the connecting cylinder is fixedly connected with the material guiding plate rotating shaft, and the lower end of the first material guiding part and the upper end of the second material guiding part are both connected to the connecting cylinder.
Further, the upper end of the shell is provided with a feeding hole, and the lower part of the shell is provided with a discharging hole.
Furthermore, a transmission shaft support frame and a fixing ring are arranged in the shell, the transmission shaft support frame is arranged above the feeding assembly and is arranged on the inner wall of the shell, and the upper end of the transmission shaft is rotatably arranged on the transmission shaft support frame; the fixed ring is rotatably installed on the transmission shaft, and the other ends of the guide plate rotating shaft, the sealing plate rotating shaft and the second gear installation shaft are fixedly installed on the fixed ring.
A granulation method of a composite material glass fiber reinforced plastic recovery granulation device comprises the following steps:
(1) Adding the raw materials into a primary crushing device of a composite material glass fiber reinforced plastic recovery granulation device to perform primary crushing;
(2) Conveying the raw materials subjected to primary crushing to a secondary crushing device of the composite material glass fiber reinforced plastic recovery granulating device through a conveying device of the composite material glass fiber reinforced plastic recovery granulating device for secondary crushing;
(3) Conveying the raw materials subjected to the secondary crushing to a water washing and air drying device of a composite material glass fiber reinforced plastic recovery granulation device through a conveying device for water washing and air drying;
(4) And conveying the washed and air-dried raw materials to a granulating device of a composite material glass fiber reinforced plastic recycling and granulating device through a conveying device for granulation.
The invention has the beneficial effects that: the composite material glass fiber reinforced plastic recovery granulation device and the granulation method adopt two-stage crushing to ensure that the recovered raw materials are crushed more fully; the material guide plate in the secondary crushing device is inclined under the action of the raw materials to change and slow down the feeding speed, and the more the raw materials are, the larger the inclination degree is, the slower the feeding is, so that the material blockage caused by too much feeding is avoided; the lower inclined plane of the outer end of the grinding hammer pushes the raw materials in the rotating process to enable the outer end of the grinding hammer to rise, the more the raw materials at the position of the grinding hammer are, the higher the grinding hammer rises, the larger the driving force on the material guide plate is, the larger the inclination degree of the material guide plate is, the slower the feeding speed is, the feeding speed is adjusted according to the quantity of the grinding raw materials of the grinding hammer, and the phenomenon that the raw materials are accumulated at the position of the grinding hammer to cause material clamping is avoided; the sealing plate is horizontally provided with a plugging feed inlet in an initial state, so that raw materials are prevented from entering to influence the no-load starting of the motor; the closing plate hinders the stock guide plate to continue to rotate along the first direction when rotating to and contact with second stock guide portion, avoids first stock guide portion to rotate to the horizontality under the raw materials action of gravity, influences the feeding.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of an embodiment of a composite material FRP recycling and granulating apparatus according to the present invention;
FIG. 2 is a sectional view of a secondary crushing device in an embodiment of a composite material FRP recycling and pelletizing device of the present invention;
FIG. 3 is a front view of the internal structure of the shell of the secondary crushing device in the embodiment of the recycling and granulating device for composite material glass fiber reinforced plastics of the invention;
FIG. 4 is a schematic diagram of the internal structure of the shell of the secondary crushing device in the embodiment of the recycling and granulating device for composite material glass fiber reinforced plastics of the present invention;
FIG. 5 is a schematic diagram of the structure of a feeding component, a grinding hammer and a material-holding plate in a secondary crushing device in an embodiment of a composite material FRP recycling and granulating apparatus according to the present invention;
FIG. 6 is a schematic view of the initial state of the grinding hammer in the secondary crushing device in an embodiment of the recycling and pelletizing device for composite material glass fiber reinforced plastics according to the present invention;
FIG. 7 is a schematic view showing the no-load operation state of the grinding hammer in the secondary crushing device in the embodiment of the recycling and granulating device for composite material glass fiber reinforced plastics of the present invention;
FIG. 8 is a schematic view showing a state of a grinding hammer in feeding in a secondary crushing device in an embodiment of a composite material FRP recycling and granulating apparatus according to the present invention;
FIG. 9 is a schematic diagram of the state of the grinding hammer during the feeding and material accumulation at the grinding hammer in the secondary crushing device in the embodiment of the composite material FRP recycling and granulating device of the invention;
FIG. 10 is a schematic diagram of the grinding hammer state when the feeding and grinding speeds in the secondary crushing device are balanced in an embodiment of the composite material FRP recycling and granulating device of the present invention;
FIG. 11 is a schematic view showing the initial states of a material guide plate, a sealing plate and a grinding hammer in a secondary crushing device in an embodiment of a recycling granulation apparatus for composite material glass fiber reinforced plastics according to the present invention;
FIG. 12 is a schematic view showing the idle operation of the material guiding plate, the sealing plate and the grinding hammer in the secondary crushing device in the embodiment of the recycling granulation apparatus for composite material glass fiber reinforced plastics according to the present invention;
FIG. 13 is a schematic view showing the states of a material guiding plate, a sealing plate and a grinding hammer during feeding in a secondary crushing device in an embodiment of a composite material FRP recycling and granulating apparatus of the present invention;
FIG. 14 is a schematic view showing the states of a material guiding plate, a sealing plate and a grinding hammer when materials are fed into a secondary crushing device and stacked at the grinding hammer according to an embodiment of the recycling and granulating apparatus for composite material FRP according to the present invention;
FIG. 15 is a schematic view showing the states of a material guiding plate, a sealing plate and a grinding hammer when the feeding and grinding speeds of the secondary crushing device are balanced according to an embodiment of the apparatus for recycling and granulating glass fiber reinforced plastics made of composite materials of the present invention;
FIG. 16 is a schematic view showing the installation of a grinding hammer in a secondary crushing apparatus in an embodiment of a recycling and pelletizing apparatus for composite material FRP according to the present invention;
FIG. 17 is a schematic view of a grinding hammer in a secondary crushing device in an embodiment of a recycling and pelletizing apparatus for composite material FRP according to the present invention;
FIG. 18 is a front view of a grinding hammer structure of a secondary crushing device in an embodiment of a recycling and pelletizing device for composite material glass fiber reinforced plastics according to the present invention;
FIG. 19 is a schematic view of a material guiding plate, a sealing plate and a transmission mechanism in a secondary crushing device in an embodiment of a composite material FRP recycling and granulating apparatus of the present invention;
in the figure: 01. a primary crushing device; 02. a secondary crushing device; 03. a water washing and air drying device; 04. a granulation device; 1. a feed inlet; 3. a housing; 4. a motor; 5. a discharge port; 202. a drive shaft support; 203. a drive shaft; 204. a fixing ring; 205. a butterfly-shaped member; 206. hinging shafts; 207. grinding a hammer; 208. a sealing plate; 209. a stock guide; 211. a material bearing plate; 2082. a sealing plate rotating shaft; 2083. a third gear; 2091. a first material guide part; 2092. a guide plate rotating shaft; 2093. a first gear; 2094. a second material guiding part; 2101. a connecting cylinder; 2102. a second gear mounting shaft; 2103. a second gear; 2071. an upper inclined plane; 2072. a lower bevel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the recycling and granulating device for the composite material glass fiber reinforced plastics disclosed by the invention comprises a primary crushing device 01, a secondary crushing device 02, a washing and air-drying device 03, a granulating device 04 and a conveying device, as shown in fig. 1 to 19;
conveying the raw materials crushed in the first-stage crushing device 01 to a second-stage crushing device 02 through a conveying device for second-stage crushing, conveying the raw materials to a water washing and air drying device 03 through the conveying device for water washing and air drying, and continuously conveying the raw materials to a granulating device 04 through the conveying device for granulation;
the secondary crushing device 02 comprises a shell 3, a transmission shaft 203, a feeding assembly, a grinding hammer 207 and a material bearing plate 211, wherein the transmission shaft 203 is vertically and rotatably arranged in the shell 3; the feeding assembly comprises a plurality of guide plates 209 and a plurality of sealing plates 208, the guide plates 209 are circumferentially spaced and uniformly distributed along the transmission shaft 203, and a feeding channel is defined between every two adjacent guide plates 209; each guide plate 209 is rotatably mounted in the housing 3 by a horizontally extending guide plate rotating shaft 2092, and the guide plate rotating shaft 2092 extends along a radial direction of the transmission shaft 203, so that when the raw material falls onto the guide plate 209, the guide plate 209 is driven to rotate around the guide plate rotating shaft 2092 along a first direction; each guide plate 209 comprises a first guide part 2091 and a second guide part 2094, the first guide part 2091 is positioned above the second guide part 2094, and a guide plate rotating shaft 2092 is arranged between the first guide part 2091 and the second guide part 2094; in the rotation direction of the transmission shaft 203, the upper edge of the first material guiding part 2091 is located at the rear side of the lower edge, and the upper edge of the second material guiding part 2094 is located at the rear side of the lower edge; each sealing plate 208 is horizontally arranged between two adjacent guide plates 209 and is driven to rotate along the transmission shaft 203, a sealing plate rotating shaft 2082 is arranged on the front side edge of each sealing plate 208, the sealing plate rotating shaft 2082 is arranged in parallel with the guide plate rotating shafts 2092 and is driven to rotate along the guide plate rotating shafts 2092 through a transmission mechanism, the transmission mechanism is configured to enable the sealing plate rotating shafts 2082 to rotate along a first direction when the guide plate rotating shafts 2092 rotate along with the guide plates 209, and the rotating angular speed of the sealing plate rotating shafts 2082 is greater than that of the guide plate rotating shafts 2092, so that the guide plates 209 are prevented from continuously rotating along the first direction when the sealing plates 208 rotate to be in contact with the second guide portions 2094; the material bearing plate 211 is horizontally arranged in the shell 3 and is positioned below the feeding assembly; the grinding hammer 207 is positioned below the feeding assembly and is placed on the material bearing plate 211, the inner end of the grinding hammer 207 is hinged to the transmission shaft 203 around a horizontal axis, and the outer end of the grinding hammer 207 interacts with the shell 3 to grind raw materials when the grinding hammer 207 rotates along with the transmission shaft 203; the front side of the outer end of the grinding hammer 207 includes a lower inclined surface 2072 along the rotation direction of the transmission shaft 203, and the lower edge of the lower inclined surface 2072 is located at the rear side of the upper edge, so that when the grinding hammer 207 rotates along with the transmission shaft 203, the lower inclined surface 2072 lifts the outer end of the grinding hammer 207 upward under the push of the raw material, and the grinding hammer 207 causes the guide plate 209 to rotate in the first direction at least by the air flow generated by the rotation during the rotation.
As shown in fig. 6 to 15, in an initial state, the grinding hammer 207 is rested on the material-receiving plate 211, the sealing plate 208 is in a horizontal state under the gravity of the second material guiding portion 2094 to close the feeding channel, and a first angle between the second material guiding portion 2094 and the vertical axis is A1; starting the motor 4, the grinding hammer 207 rotates along with the transmission shaft 203, the outer end of the grinding hammer is lifted upwards to C2 under the centrifugal action, and the air flow generated when the grinding hammer 207 rotates pushes the second material guiding portion 2094 to rotate along the first direction, so that the first angle is increased to A2, the second material guiding portion 2094 drives the first material guiding portion 2091 and the sealing plate 208 to rotate along the first direction, so that the second angle between the sealing plate 208 and the horizontal axis is increased to B2, and the feeding channel is opened; the raw material enters the shell 3 and falls on the upper part of the first material guiding part 2091, so that the material guiding plate 209 drives the material guiding plate rotating shaft 2092 to rotate along the first direction, the first angle is increased to A3, the second angle is increased to B3, so as to slow down the flowing speed of the raw material along the material guiding plate 209, the raw material is conveyed to the grinding hammer 207 along the material guiding plate 209, the raw material at the grinding hammer 207 reacts on the lower inclined surface 2072 of the grinding hammer 207, and the outer end of the grinding hammer 207 is lifted to C3; along with the increase of the material accumulation, the raw material entering the grinding hammer 207 is accumulated, the raw material at the grinding hammer 207 reacts on the lower inclined surface 2072 of the grinding hammer 207 to lift the outer end of the grinding hammer 207 to C4, so that the grinding hammer 207 drives the guide plate 209 and the sealing plate 208 to rotate along the first direction through the air flow generated by rotation and/or the pushed raw material, the first angle is increased to A4, the second angle is increased to B4, and the flowing speed of the raw material along the guide plate 209 is further reduced; as the material consumption at the grinding hammer 207 is reduced, the force of the material acting against the lower inclined surface 2072 of the grinding hammer 207 is reduced, the outer end of the grinding hammer 207 is lowered to C5, so that the grinding hammer 207 rotates to generate the air flow and/or push the material to reduce the force of the material guide plate 209 and the sealing plate 208 rotating in the first direction, the material guide plate 209 and the sealing plate 208 rotate in the second direction opposite to the first direction under the gravity of the second material guide part 2094 to reduce the first angle to A5, and the second angle to B5, at which the feeding speed and the grinding speed of the grinding hammer 207 are balanced. Wherein A1 is more than A2 and more than A3 and more than A5 and more than A4, B1 is more than B2 and more than B3 and more than B5 and more than B4, C1 is more than C2 and more than C3 and more than C5 and more than C4.
In this embodiment, the transmission mechanism includes a first gear 2093, a second gear 2103, and a third gear 2083, the first gear 2093 is mounted on the material guide plate rotation shaft 2092, the third gear 2083 is mounted on the sealing plate rotation shaft 2082, and the second gear 2103 is rotatably mounted between the first gear 2093 and the third gear 2083 and respectively externally engaged with the first gear 2093 and the third gear 2083, so that the sealing plate 208 and the material guide plate 209 rotate in the same direction; the transmission ratio of the first gear 2093 to the third gear 2083 is less than 1, preferably 1/3 to 1/5, so that the rotation angle of the sealing plate 208 is greater than that of the material guide plate 209.
In this embodiment, along the rotation direction of the transmission shaft 203, the front side surface of the outer end of the grinding hammer 207 further includes an upper inclined surface 2071, the upper inclined surface 2071 is located above the lower inclined surface 2072, and the projection height of the upper inclined surface 2071 in the vertical direction is smaller than the projection height of the lower inclined surface 2072 in the vertical direction, and the upper inclined surface 2071 extends from the bottom to the top and from the outside to the inside, so that when the grinding hammer 207 rotates, the upper inclined surface 2071 causes the sealing plate 208 and/or the second material guiding portion 2094 to rotate in the first direction by pushing the raw material.
In this embodiment, a butterfly member 205 is disposed at a lower end of the transmission shaft 203, the butterfly member 205 includes a cylindrical portion and a plurality of fin plates, the cylindrical portion is fixedly sleeved on the transmission shaft 203, one end of each fin plate is fixed to the cylindrical portion, and the other end of each fin plate extends upward and away from the cylindrical portion; the grinding hammer 207 is provided with a plurality of grinding hammers 207, the inner end of each grinding hammer 207 is provided with a hinge shaft 206, and the upper end of the hinge shaft 206 is hinged to the upper end of one fin plate in a vertically rotatable manner, so that the outer end of each grinding hammer 207 swings vertically around the hinge position of the hinge shaft 206 and the fin plate.
In this embodiment, the upper end of the housing 3 is provided with a feed inlet 1, and the lower part of the housing 3 is provided with a discharge outlet 5.
In this embodiment, a second gear mounting shaft 2102 is disposed between the sealing plate rotating shaft 2082 and the guide plate rotating shaft 2092, the second gear mounting shaft 2102 is parallel to the sealing plate rotating shaft 2082 and has one end rotatably mounted on the transmission shaft 203, and the second gear 2103 is mounted on the second gear mounting shaft 2102.
In this embodiment, a connecting cylinder 2101 is disposed between the first material guiding portion 2091 and the second material guiding portion 2094, the connecting cylinder 2101 is fixedly connected to the material guiding plate rotating shaft 2092, and the lower end of the first material guiding portion 2091 and the upper end of the second material guiding portion 2094 are both connected to the connecting cylinder 2101.
In this embodiment, a transmission shaft support 202 and a fixing ring 204 are further disposed in the housing 3, the transmission shaft support 202 is disposed above the feeding assembly and is mounted on the inner wall of the housing 3, and the upper end of the transmission shaft 203 is rotatably mounted on the transmission shaft support 202; the fixing ring 204 is rotatably mounted on the transmission shaft 203, and the other ends of the material guide plate rotating shaft 2092, the sealing plate rotating shaft 2082 and the second gear mounting shaft 2102 are all fixedly mounted on the fixing ring 204.
The granulation method of the composite material glass fiber reinforced plastic recovery granulation device comprises the following steps:
(1) Adding raw materials into a primary crushing device 01 of a composite material glass fiber reinforced plastic recovery granulation device for primary crushing;
(2) Conveying the raw materials subjected to the primary crushing to a secondary crushing device 02 of the composite material glass fiber reinforced plastic recovery granulating device through a conveying device of the composite material glass fiber reinforced plastic recovery granulating device to perform secondary crushing;
(3) Conveying the raw materials subjected to the secondary crushing to a washing and air-drying device 03 of a composite material glass fiber reinforced plastic recycling and granulating device through a conveying device for washing and air-drying;
(4) The washed and air-dried raw materials are conveyed to a granulating device 04 of a composite material glass fiber reinforced plastic recycling and granulating device through a conveying device for granulation.
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 (9)

1. The utility model provides a prilling granulator is retrieved to combined material glass steel which characterized in that: comprises a primary crushing device (01), a secondary crushing device (02), a water washing and air drying device (03), a granulating device (04) and a conveying device; conveying the raw materials subjected to primary crushing by the primary crushing device (01) to a secondary crushing device (02) through a conveying device for secondary crushing, conveying the raw materials to a water washing and air drying device (03) through the conveying device for water washing and air drying, and continuously conveying the raw materials to a granulating device (04) through the conveying device for granulation; the secondary crushing device (02) comprises a shell (3), a transmission shaft (203), a feeding assembly, a grinding hammer (207) and a material bearing plate (211), wherein the transmission shaft (203) is vertically and rotatably arranged in the shell (3); the feeding assembly comprises a plurality of guide plates (209) and a plurality of sealing plates (208), the guide plates (209) are circumferentially spaced and uniformly distributed along the transmission shaft (203), each guide plate (209) is rotatably arranged in the shell (3) through a horizontally extending guide plate rotating shaft (2092), and the guide plate rotating shafts (2092) extend along the radial direction of the transmission shaft (203), so that when raw materials fall onto the guide plates (209), the guide plates (209) are enabled to rotate around the guide plate rotating shafts (2092) along a first direction; each guide plate (209) comprises a first guide part (2091) and a second guide part (2094), the first guide part (2091) is positioned above the second guide part (2094), and a guide plate rotating shaft (2092) is arranged between the first guide part (2091) and the second guide part (2094); along the rotating direction of the transmission shaft (203), the upper edge of the first material guiding part (2091) is positioned at the rear side of the lower edge, and the upper edge of the second material guiding part (2094) is positioned at the rear side of the lower edge; each sealing plate (208) is horizontally arranged between two adjacent guide plates (209) and rotates along the rotating direction of the transmission shaft (203), a sealing plate rotating shaft (2082) is arranged at the front side edge of each sealing plate (208), the sealing plate rotating shafts (2082) are arranged in parallel with the guide plate rotating shafts (2092) and are in transmission with the guide plate rotating shafts (2092) through a transmission mechanism, the transmission mechanism is configured to enable the sealing plate rotating shafts (2082) to rotate along a first direction when the guide plate rotating shafts (2092) rotate along with the guide plates (209), and the rotating angular speed of the sealing plate rotating shafts (2082) is greater than that of the guide plate rotating shafts (2092), so that the guide plates (209) are prevented from continuing to rotate along the first direction when the sealing plates (208) rotate to be in contact with the second guide portions (2094); the material bearing plate (211) is horizontally arranged in the shell (3) and is positioned below the feeding assembly; the grinding hammer (207) is positioned below the feeding assembly and is placed on the material bearing plate (211), the inner end of the grinding hammer (207) is hinged to the transmission shaft (203) around a horizontal axis, and the outer end of the grinding hammer (207) interacts with the shell (3) when the grinding hammer (207) rotates along with the transmission shaft (203) to grind raw materials; along the rotating direction of the transmission shaft (203), the front side surface of the outer end of the grinding hammer (207) comprises a lower inclined surface (2072), the lower edge of the lower inclined surface (2072) is located at the rear side of the upper edge, so that when the grinding hammer (207) rotates along with the transmission shaft (203), the lower inclined surface (2072) enables the outer end of the grinding hammer (207) to be lifted upwards under the pushing of raw materials, and the air flow generated by the rotation of the grinding hammer (207) at least enables the guide plate (209) to rotate along the first direction.
2. The composite material glass fiber reinforced plastic recycling and granulating device according to claim 1, characterized in that: the transmission mechanism comprises a first gear (2093), a second gear (2103) and a third gear (2083), the first gear (2093) is mounted on the material guide plate rotating shaft (2092), the third gear (2083) is mounted on the sealing plate rotating shaft (2082), the second gear (2103) is rotatably mounted between the first gear (2093) and the third gear (2083) and is respectively externally meshed with the first gear (2093) and the third gear (2083) so that the sealing plate (208) and the material guide plate (209) can rotate along the same direction; the transmission ratio of the first gear (2093) to the third gear (2083) is less than 1.
3. The composite material glass fiber reinforced plastic recycling and granulating device according to claim 1, characterized in that: along the rotating direction of the transmission shaft (203), the front side surface of the outer end of the grinding hammer (207) further comprises an upper inclined surface (2071), the upper edge of the upper inclined surface (2071) is located on the rear side of the lower edge, the upper inclined surface (2071) is located above the lower inclined surface (2072), and the projection height of the upper inclined surface (2071) in the vertical direction is smaller than the projection height of the lower inclined surface (2072) in the vertical direction; when the grinding hammer (207) rotates, the upper inclined surface (2071) pushes the raw material to drive the sealing plate (208) and/or the second material guiding part (2094) to rotate along the first direction.
4. The recycling and pelletizing device for composite material glass fiber reinforced plastic as claimed in claim 1, characterized in that: a butterfly-shaped component (205) is arranged at the lower end of the transmission shaft (203), the butterfly-shaped component (205) comprises a cylinder part and a plurality of fin plates, the cylinder part is fixedly sleeved on the transmission shaft (203), one end of each fin plate is fixed on the cylinder part, and the other end of each fin plate extends upwards and towards the direction far away from the cylinder part; the grinding hammer (207) is provided with a plurality of grinding hammers, the inner end of each grinding hammer (207) is provided with a hinged shaft (206), and the upper end of the hinged shaft (206) can be hinged to the upper end of one fin plate in an up-and-down rotating mode.
5. The recycling and pelletizing device for composite material glass fiber reinforced plastic as claimed in claim 1, characterized in that: a second gear installation shaft (2102) is arranged between the sealing plate rotating shaft (2082) and the material guide plate rotating shaft (2092), the second gear installation shaft (2102) is parallel to the sealing plate rotating shaft (2082) and one end of the second gear installation shaft is rotatably installed on the shell (3), and a second gear (2103) is installed on the second gear installation shaft (2102).
6. The composite material glass fiber reinforced plastic recycling and granulating device according to claim 1, characterized in that: a connecting cylinder (2101) is arranged between the first material guiding part (2091) and the second material guiding part (2094), the connecting cylinder (2101) is fixedly connected with a material guiding plate rotating shaft (2092), and the lower end of the first material guiding part (2091) and the upper end of the second material guiding part (2094) are both connected to the connecting cylinder (2101).
7. The composite material glass fiber reinforced plastic recycling and granulating device according to claim 1, characterized in that: the upper end of the shell (3) is provided with a feeding hole (1), and the lower part of the shell (3) is provided with a discharging hole (5).
8. The composite material glass fiber reinforced plastic recycling and granulating device according to claim 1, characterized in that: a transmission shaft support frame (202) and a fixing ring (204) are further arranged in the shell (3), the transmission shaft support frame (202) is arranged above the feeding assembly and is installed on the inner wall of the shell (3), and the upper end of the transmission shaft (203) is rotatably installed on the transmission shaft support frame (202); the fixed ring (204) is rotatably arranged on the transmission shaft (203), and the other ends of the guide plate rotating shaft (2092), the sealing plate rotating shaft (2082) and the second gear mounting shaft (2102) are fixedly arranged on the fixed ring (204).
9. A granulation method using the composite material glass fiber reinforced plastic recycling granulation apparatus as set forth in any one of claims 1 to 8, comprising:
(1) Adding the raw materials into a primary crushing device (01) of a composite material glass fiber reinforced plastic recovery granulation device to perform primary crushing;
(2) Conveying the raw materials subjected to primary crushing to a secondary crushing device (02) of the composite material glass fiber reinforced plastic recovery granulation device through a conveying device of the composite material glass fiber reinforced plastic recovery granulation device for secondary crushing;
(3) Conveying the raw materials subjected to the secondary crushing to a washing and air-drying device (03) of a composite material glass fiber reinforced plastic recycling and granulating device through a conveying device for washing and air-drying;
(4) The washed and air-dried raw materials are conveyed to a granulating device (04) of a composite material glass fiber reinforced plastic recycling granulating device through a conveying device for granulation.
CN202110348347.5A 2021-03-31 2021-03-31 Composite material glass fiber reinforced plastic recovery granulation device and granulation method Active CN112895195B (en)

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CN118342686B (en) * 2024-06-11 2024-09-10 扬州万盛实业有限公司 Automobile heat-resistant glass fiber reinforced plastic plate waste recycling device

Citations (2)

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Publication number Priority date Publication date Assignee Title
CN107233963A (en) * 2017-06-19 2017-10-10 南京朝阳玻璃有限公司 A kind of breaker for broken glass
CN111283919A (en) * 2020-02-25 2020-06-16 杭州鹿扬科技有限公司 Environment-friendly waste plastic crusher

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107233963A (en) * 2017-06-19 2017-10-10 南京朝阳玻璃有限公司 A kind of breaker for broken glass
CN111283919A (en) * 2020-02-25 2020-06-16 杭州鹿扬科技有限公司 Environment-friendly waste plastic crusher

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