阅读说明：本技术 一种装修垃圾中铁制品筛选设备 (Ironwork screening installation among fitment rubbish ) 是由 袁华斌 陆沈磊 徐建 夏天 于 2021-07-31 设计创作，主要内容包括：本发明涉及筛选技术领域,具体涉及一种装修垃圾中铁制品筛选设备,包括料仓、第一研磨板、第二研磨板、破碎刀、主轴,主轴可转动地设置于料仓内；第一研磨板与第二研磨板依次交替首尾铰接构成与主轴同轴的研磨破碎轮,研磨破碎轮在主轴的带动下转动；且沿研磨破碎轮的转动方向,第一研磨板的后端与第二研磨板的后端与料仓内壁相互作用粉碎原料；破碎刀有多个,每个破碎刀均可转动地安装于一个第一研磨板,并在研磨破碎轮正常工作时贴合于第一研磨板；且在第二研磨板后端受原料挤压向内转动时,通过连杆传动组件带动破碎刀相对于第一研磨板转动预设角度,使破碎刀随第一研磨板转动时粉碎该位置处原料,粉碎后的原料经筛网筛出装修垃圾中的铁制品。(The invention relates to the technical field of screening, in particular to ironwork screening equipment in decoration garbage, which comprises a storage bin, a first grinding plate, a second grinding plate, a crushing cutter and a main shaft, wherein the main shaft is rotatably arranged in the storage bin; the first grinding plate and the second grinding plate are sequentially and alternately hinged end to form a grinding and crushing wheel coaxial with the main shaft, and the grinding and crushing wheel is driven by the main shaft to rotate; and along the rotating direction of the grinding and crushing wheel, the rear end of the first grinding plate and the rear end of the second grinding plate interact with the inner wall of the storage bin to crush the raw materials; the crushing cutters are arranged on a first grinding plate in a rotatable mode, and are attached to the first grinding plate when the grinding crushing wheel works normally; and when the rear end of the second grinding plate is extruded by the raw materials and rotates inwards, the connecting rod transmission assembly drives the crushing cutter to rotate for a preset angle relative to the first grinding plate, so that the raw materials at the position are crushed when the crushing cutter rotates along with the first grinding plate, and the crushed raw materials are screened out of ironworks in the decoration garbage through a screen mesh.)

1. The utility model provides an ironwork screening installation among fitment rubbish which characterized in that: the grinding device comprises a storage bin, a first grinding plate, a second grinding plate, a crushing cutter, a driving device and a main shaft, wherein a plurality of grinding tables are arranged on the inner wall of the storage bin; the main shaft is arranged in the storage bin, extends in the vertical direction and is driven by the driving device to rotate; the first grinding plate and the second grinding plate are arranged in sequence and alternately in the circumferential direction of the main shaft, the first grinding plate and the second grinding plate are hinged with each other end to end around a vertically extending axis to form a grinding and crushing wheel coaxial with the main shaft, and the grinding and crushing wheel is connected with the main shaft through a supporting and connecting assembly so as to rotate under the driving of the main shaft; along the rotating direction of the grinding and crushing wheel, the rear end of each first grinding plate is provided with a first grinding cutter, and the rear end of each second grinding plate is provided with a second grinding cutter; the front end of the first grinding plate is positioned at the inner side of the second grinding knife of the adjacent second grinding plate in front of the first grinding plate, the first grinding knife of the first grinding plate is positioned at the outer side of the front end of the adjacent second grinding plate behind the first grinding plate, so that when the grinding and crushing wheel rotates, the first grinding knife and the second grinding knife interact with the grinding table to crush raw materials; the crushing cutters are arranged on a first grinding plate in a rotatable mode around a vertical axis, are positioned on the front half portion of the first grinding plate and are attached to the first grinding plate when the grinding crushing wheel works normally; when the second grinding cutter is extruded by the raw materials and rotates inwards, the connecting rod transmission assembly drives the crushing cutter to rotate relative to the first grinding plate, and the cutting edge of the crushing cutter rotates between the grinding crushing wheel and the inner wall of the storage bin, so that the crushing cutter crushes the raw materials when rotating along with the first grinding plate.

2. The apparatus for screening ironwork in finishing waste according to claim 1, wherein: the supporting and connecting assembly comprises an annular frame, a main connecting rod and a connecting ring, the connecting ring is sleeved on the main shaft, and the connecting ring can rotate relative to the main shaft and can slide up and down along the main shaft; the lower end of each main connecting rod is hinged to the middle of one second grinding plate in a universal mode, and the upper end of each main connecting rod is hinged to the connecting ring; the annular frame comprises a fixed ring and a plurality of connecting plates, the fixed ring is fixedly arranged on the main shaft and is coaxial with the main shaft, the connecting plates are uniformly distributed along the circumferential direction of the fixed ring, and the inner end of each connecting plate is connected with the fixed ring; every first lapping plate upside middle part all is provided with the transmission boss of vertical extension, and the transmission boss rotationally installs in the connecting plate to make first lapping plate pass through the annular frame and rotate in step with the main shaft, and the articulated second lapping plate that drives through first lapping plate and second lapping plate rotates in step.

3. The apparatus for screening ironwork in finishing waste according to claim 2, wherein: the rack is characterized by also comprising a rack plate, a right-angle frame, a first spring and a second spring; the rear end of the first grinding plate is provided with a grinding plate sliding groove extending along the front-rear direction along the rotation direction of the grinding crushing wheel, the front end of the second grinding plate is provided with a vertically extending hinge column, the hinge column is slidably mounted in the grinding plate sliding groove and is connected with the front end of the grinding plate sliding groove through a second spring, and the hinge column is located at the front end of the grinding plate sliding groove under the action of the second spring in an initial state; a transmission chute extending along the radial direction of the fixing ring is arranged on the lower side of the connecting plate, a transmission boss is slidably mounted on the transmission chute, and the transmission boss is located in the transmission chute at a preset distance from the outer end of the transmission chute in an initial state; the rack plate is slidably arranged on the lower side of the connecting plate, an initial position and a centrifugal position are arranged on the lower side of the connecting plate, the rack plate is in the initial position in the initial state and slides to the centrifugal position under the centrifugal action of the rack plate when the annular frame rotates, the transmission boss can slide inwards or outwards along the transmission sliding groove when the rack plate is in the initial position, and the transmission boss is prevented from sliding inwards along the transmission sliding groove by the centrifugal action of the rack plate when the rack plate is in the centrifugal position; the right-angle frame can be installed in the connecting plate downside along retainer plate radial direction with sliding, and the inner is connected with the retainer plate through first spring, but outer end and rack plate inner sliding connection, but first spring is elongated when the rack plate is in centrifugal position, and when grinding broken wheel rotation and stopping, the right-angle frame is along with first spring resume under the contraction action inward movement and drive the rack plate and get back to initial position.

4. The apparatus for screening ironwork in finishing waste according to claim 1, wherein: be provided with broken sword groove on the first lapping plate, broken sword inslot is provided with the spliced pole of vertical extension, and broken sword includes sleeve and sword post, and the sleeve extends along vertical direction, and rotationally overlaps in the spliced pole, and the sword post has a plurality ofly, and equal level extends, and along the direction of rotation of grinding broken wheel, and the rear end of every sword post all connects in the sleeve, and the front end of every sword post is the cutting edge.

5. The apparatus for screening ironwork in finishing waste according to claim 4, wherein: the connecting rod transmission assembly comprises a rotating plate, a first transmission rod and a second transmission rod, the rotating plate can be rotatably arranged in the crushing cutter groove around a vertical axis, a chute extending vertically is formed in the outer side of the rotating plate, and the cutter posts penetrate through the chute; the first grinding plate is also provided with a transmission rod chute communicated with the crushing cutter groove, the transmission rod chute is positioned at the front side of the crushing cutter groove along the rotating direction of the grinding crushing wheel, the first transmission rod and the second transmission rod are both arranged on the transmission rod chute, the rear end of the second transmission rod is hinged to the inner side of the rotating plate around a vertical axis, and the front end of the second transmission rod is hinged to the inner end of the first transmission rod around the vertical axis; the middle part of the first transmission rod is rotatably arranged in the transmission rod sliding groove around a vertical axis, the outer end of the first transmission rod is hinged to the inner side of the adjacent second grinding cutter around the vertical axis, so that when the rear end of the second grinding plate is extruded by the raw materials to rotate inwards, the first transmission rod is pushed to rotate, the second transmission rod drives the rotating plate to rotate, and then the cutter post penetrating through the sliding groove rotates outwards around the sleeve to crush the raw materials.

6. The apparatus for screening ironwork in finishing waste according to claim 3, wherein: along the rotation direction who grinds broken wheel, the rear side of rack plate is provided with a plurality of skewed tooth teeth, and when the rack plate was located centrifugal position, the skewed tooth was located the downside of transmission spout, and the transmission boss was located a tooth's socket, and crossed the tooth through pushing away the rack plate when just the transmission boss outwards slided along with first lapping plate.

7. The apparatus for screening ironwork in finishing waste according to claim 6, wherein: the inner end of the rack plate is provided with a trapezoidal groove, and the opening width of the trapezoidal groove is larger than the width of the bottom of the groove; the outer end of the right-angle frame is provided with a trapezoidal platform which can be slidably arranged in the trapezoidal groove, so that the right-angle frame can slide relative to the rack plate and drive the rack plate to move along the radial direction of the fixing ring.

8. The apparatus for screening ironwork in finishing waste according to claim 7, wherein: a toothed plate mounting groove is formed in the rack plate, and the front end of the toothed plate mounting groove is positioned on the inner side of the rear end along the rotation direction of the grinding and crushing wheel; the connecting plate downside is provided with the pinion rack erection column, and the pinion rack erection column is installed in the pinion rack mounting groove, and when the rack board was located initial position, the pinion rack erection column was laminated in the rear end of pinion rack mounting groove, and when the rack board was located centrifugal position, the pinion rack erection column was laminated in the front end of pinion rack mounting groove.

9. The apparatus for screening ironwork in finishing waste according to claim 8, wherein: the right-angle stand is provided with a right-angle stand mounting groove which radially extends along the fixing ring, the lower side of the connecting plate is further provided with a right-angle stand mounting column, and the right-angle stand mounting column is mounted in the right-angle stand mounting groove so as to drive the right-angle stand to move outwards along the right-angle stand mounting groove when the rack plate moves to a centrifugal position from an initial position.

10. The apparatus for screening ironwork in finishing waste according to claim 1, wherein: the grinding and crushing device comprises a grinding and crushing wheel, a supporting and connecting component, a bin, a feeding plate and a receiving barrel, wherein the bin is fixedly arranged on the frame; the feed bin bottom is provided with a plurality of holes that leak, and the raw materials after the grinding are discharged from the hole that leaks, connect the storage bucket slidable ground to install in the frame, and be located the feed bin below, are provided with the screen cloth in the material receiving bucket to receive the discharged raw materials of hole that leaks and select ironwork.

Technical Field

The invention relates to the technical field of screening, in particular to screening equipment for iron products in decoration garbage.

Background

At present, a plurality of ironwork exist in the decoration garbage, and most of the ironwork is recoverable objects such as iron nails in wood and reinforcing steel bars in cement blocks. The existing screening equipment is generally used for separating ironwork from wood or cement blocks by crushing and then screening. However, the particle size and hardness of the decoration garbage are different greatly, and partial large decoration garbage is easy to cause the equipment to be stuck and damaged, so that equipment capable of crushing the decoration garbage in time when raw materials which are not easy to crush appear is needed, the decoration garbage is crushed more thoroughly, and screening and recycling of ironworks are facilitated.

Disclosure of Invention

The invention provides screening equipment for iron products in decoration garbage, and aims to solve the problem that the existing screening equipment cannot crush raw materials which are easy to cause material blockage.

The invention relates to a screening device for iron products in decoration garbage, which adopts the following technical scheme:

a screening device for iron products in decoration garbage comprises a storage bin, a first grinding plate, a second grinding plate, a crushing cutter, a driving device and a main shaft, wherein a plurality of grinding tables are arranged on the inner wall of the storage bin; the main shaft is arranged in the storage bin, extends in the vertical direction and is driven by the driving device to rotate; the first grinding plate and the second grinding plate are arranged in sequence and alternately in the circumferential direction of the main shaft, the first grinding plate and the second grinding plate are hinged with each other end to end around a vertically extending axis to form a grinding and crushing wheel coaxial with the main shaft, and the grinding and crushing wheel is connected with the main shaft through a supporting and connecting assembly so as to rotate under the driving of the main shaft; along the rotating direction of the grinding and crushing wheel, the rear end of each first grinding plate is provided with a first grinding cutter, and the rear end of each second grinding plate is provided with a second grinding cutter; the front end of the first grinding plate is positioned at the inner side of the second grinding knife of the adjacent second grinding plate in front of the first grinding plate, the first grinding knife of the first grinding plate is positioned at the outer side of the front end of the adjacent second grinding plate behind the first grinding plate, so that when the grinding and crushing wheel rotates, the first grinding knife and the second grinding knife interact with the grinding table to crush raw materials; the crushing cutters are arranged on a first grinding plate in a rotatable mode around a vertical axis, are positioned on the front half portion of the first grinding plate and are attached to the first grinding plate when the grinding crushing wheel works normally; when the second grinding cutter is extruded by the raw materials and rotates inwards, the connecting rod transmission assembly drives the crushing cutter to rotate relative to the first grinding plate, and the cutting edge of the crushing cutter rotates between the grinding crushing wheel and the inner wall of the storage bin, so that the crushing cutter crushes the raw materials when rotating along with the first grinding plate.

Optionally, the supporting and connecting assembly comprises an annular frame, a main connecting rod and a connecting ring, the connecting ring is sleeved on the main shaft, and the connecting ring can rotate relative to the main shaft and can slide up and down along the main shaft; the lower end of each main connecting rod is hinged to the middle of one second grinding plate in a universal mode, and the upper end of each main connecting rod is hinged to the connecting ring; the annular frame comprises a fixed ring and a plurality of connecting plates, the fixed ring is fixedly arranged on the main shaft and is coaxial with the main shaft, the connecting plates are uniformly distributed along the circumferential direction of the fixed ring, and the inner end of each connecting plate is connected with the fixed ring; every first lapping plate upside middle part all is provided with the transmission boss of vertical extension, and the transmission boss rotationally installs in the connecting plate to make first lapping plate pass through the annular frame and rotate in step with the main shaft, and the articulated second lapping plate that drives through first lapping plate and second lapping plate rotates in step.

Optionally, the screening equipment for iron products in decoration garbage further comprises a rack plate, a right-angle frame, a first spring and a second spring; the rear end of the first grinding plate is provided with a grinding plate sliding groove extending along the front-rear direction along the rotation direction of the grinding crushing wheel, the front end of the second grinding plate is provided with a vertically extending hinge column, the hinge column is slidably mounted in the grinding plate sliding groove and is connected with the front end of the grinding plate sliding groove through a second spring, and the hinge column is located at the front end of the grinding plate sliding groove under the action of the second spring in an initial state; a transmission chute extending along the radial direction of the fixing ring is arranged on the lower side of the connecting plate, a transmission boss is slidably mounted on the transmission chute, and the transmission boss is located in the transmission chute at a preset distance from the outer end of the transmission chute in an initial state; the rack plate is slidably arranged on the lower side of the connecting plate, an initial position and a centrifugal position are arranged on the lower side of the connecting plate, the rack plate is in the initial position in the initial state and slides to the centrifugal position under the centrifugal action of the rack plate when the annular frame rotates, the transmission boss can slide inwards or outwards along the transmission sliding groove when the rack plate is in the initial position, and the transmission boss is prevented from sliding inwards along the transmission sliding groove by the centrifugal action of the rack plate when the rack plate is in the centrifugal position; the right-angle frame can be installed in the connecting plate downside along retainer plate radial direction with sliding, and the inner is connected with the retainer plate through first spring, but outer end and rack plate inner sliding connection, but first spring is elongated when the rack plate is in centrifugal position, and when grinding broken wheel rotation and stopping, the right-angle frame is along with first spring resume under the contraction action inward movement and drive the rack plate and get back to initial position.

Optionally, be provided with broken sword groove on the first lapping plate, broken sword inslot is provided with the spliced pole of vertical extension, and broken sword includes sleeve and tool post, and the sleeve extends along vertical direction, and rotationally overlaps in the spliced pole, and the tool post has a plurality ofly, and equal level extends, and along the rotation direction who grinds broken wheel, the rear end of every tool post all connects in the sleeve, and the front end of every tool post is the cutting edge.

Optionally, the connecting rod transmission assembly comprises a rotating plate, a first transmission rod and a second transmission rod, the rotating plate is rotatably mounted in the crushing cutter groove around a vertical axis, a chute extending vertically is arranged on the outer side of the rotating plate, and the cutter posts penetrate through the chute; the first grinding plate is also provided with a transmission rod chute communicated with the crushing cutter groove, the transmission rod chute is positioned at the front side of the crushing cutter groove along the rotating direction of the grinding crushing wheel, the first transmission rod and the second transmission rod are both arranged on the transmission rod chute, the rear end of the second transmission rod is hinged to the inner side of the rotating plate around a vertical axis, and the front end of the second transmission rod is hinged to the inner end of the first transmission rod around the vertical axis; the middle part of the first transmission rod is rotatably arranged in the transmission rod sliding groove around a vertical axis, the outer end of the first transmission rod is hinged to the inner side of the adjacent second grinding cutter around the vertical axis, so that when the rear end of the second grinding plate is extruded by the raw materials to rotate inwards, the first transmission rod is pushed to rotate, the second transmission rod drives the rotating plate to rotate, and then the cutter post penetrating through the sliding groove rotates outwards around the sleeve to crush the raw materials.

Optionally, along the rotation direction who grinds broken wheel, the rear side of rack plate is provided with a plurality of skewed tooth teeth, and when the rack plate was located centrifugal position, the skewed tooth was located the downside of transmission spout, and the transmission boss was located a tooth's socket, and the transmission boss crosses the tooth through pushing away the rack plate when outwards sliding along with first grinding plate.

Optionally, the inner end of the rack plate is provided with a trapezoidal groove, and the opening width of the trapezoidal groove is larger than the width of the groove bottom; the outer end of the right-angle frame is provided with a trapezoidal platform which can be slidably arranged in the trapezoidal groove, so that the right-angle frame can slide relative to the rack plate and drive the rack plate to move along the radial direction of the fixing ring.

Optionally, a toothed plate mounting groove is formed in the rack plate, and the front end of the toothed plate mounting groove is located on the inner side of the rear end along the rotation direction of the grinding and crushing wheel; the connecting plate downside is provided with the pinion rack erection column, and the pinion rack erection column is installed in the pinion rack mounting groove, and when the rack board was located initial position, the pinion rack erection column was laminated in the rear end of pinion rack mounting groove, and when the rack board was located centrifugal position, the pinion rack erection column was laminated in the front end of pinion rack mounting groove.

Optionally, be provided with on the right-angle stand along the radial right-angle stand mounting groove that extends of retainer plate, the connecting plate downside still is provided with the right-angle stand erection column, and the right-angle stand erection column is installed in the right-angle stand mounting groove to when rack plate removed to centrifugal position from initial position, drive the right-angle stand and outwards remove along the right-angle stand mounting groove.

Optionally, the screening equipment for iron products in decoration garbage further comprises a rack, a material guide plate and a material receiving barrel, wherein the material bin is fixedly installed on the rack, the material guide plate is installed in the material bin and is positioned above the grinding and crushing wheel and the supporting and connecting assembly, a plurality of feed openings are formed in the material guide plate, and the feed openings are positioned right above a gap between the grinding and crushing wheel and the inner wall of the material bin so as to guide raw materials to enter between the grinding and crushing wheel and the inner wall of the material bin; the feed bin bottom is provided with a plurality of holes that leak, and the raw materials after the grinding are discharged from the hole that leaks, connect the storage bucket slidable ground to install in the frame, and be located the feed bin below, are provided with the screen cloth in the material receiving bucket to receive the discharged raw materials of hole that leaks and select ironwork.

The invention has the beneficial effects that: when the screening equipment for iron products in decoration garbage works normally, raw materials are mutually extruded and ground by the first grinding cutter and the second grinding cutter and the grinding table on the inner wall of the storage bin, and when raw materials which are not easy to crush appear at a certain position, the second grinding cutter rotates inwards under the extrusion of the raw materials at the position, and drives the crushing cutter to rotate relative to the first grinding plate by a preset angle through the connecting rod transmission assembly, so that the raw materials which are not easy to crush are crushed when the crushing cutter rotates along with the first grinding plate, and the rotation blocking of the grinding crushing wheel caused by the raw materials which are not easy to crush is avoided; and because first grinding plate and second grinding plate are articulated, the rotation of the second grinding sword of a certain position makes the broken sword on the adjacent first grinding plate roll out and does not influence the work of the first grinding sword of other positions and second grinding sword, and can not cause the broken sword of other positions to roll out, has improved crushing efficiency.

Further, grind broken wheel and the interval of feed bin inner wall is great under initial condition, increases raw materials holding capacity, and when grinding broken wheel and rotating along with the main shaft, reduces the diameter increase gradually along with the smashing of grinding between broken wheel and feed bin inner wall raw materials to reduce the interval of grinding broken wheel and feed bin inner wall along with the reduction of raw materials, make the raw materials smash more thoroughly, improved the self-adaptability and the grinding precision of device.

Furthermore, the invention adopts a form of crushing and then screening to screen the iron products in the decoration garbage, so that the iron products are separated from the decoration garbage, and the screening efficiency of the iron products is improved.

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 showing the overall configuration of an embodiment of an apparatus for screening iron products in finishing waste according to the present invention;

FIG. 2 is an overall sectional view of an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 3 is a schematic view showing the connection of the grinding and crushing wheel and the supporting and connecting assembly in the embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 4 is a bottom view of an initial state of a grinding and crushing wheel in an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 5 is a bottom view of the grinding and crushing wheel in an embodiment of the screening apparatus for iron products in decorating garbage according to the present invention;

FIG. 6 is a schematic view showing the connection of a first polishing plate, a second polishing plate and a connecting plate in an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 7 is a schematic view showing the installation of a first grinding plate and a crushing blade in an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 8 is a schematic structural view of a first grinding plate in an embodiment of the apparatus for screening iron products in finishing garbage according to the present invention;

FIG. 9 is a plan view of a first abrasive plate in an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 10 is a schematic view showing a structure of a second polishing plate in an embodiment of the apparatus for screening iron products in finishing garbage according to the present invention;

FIG. 11 is a schematic view showing a configuration of a rotating plate in an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 12 is a schematic structural view of a right-angle frame in an embodiment of the screening apparatus for iron products in finishing waste according to the present invention;

FIG. 13 is a schematic structural view of a rack plate in an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 14 is a schematic structural view of an annular frame in an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

FIG. 15 is a plan view showing the entire structure of an embodiment of the screening apparatus for iron products in finishing garbage according to the present invention;

in the figure: 1. a frame; 11. a motor compartment; 12. a bin cover; 13. a feeding port; 14. a grinding table; 15. a material leaking hole; 16. a receiving barrel; 17. a storage bin; 18. a material guide plate; 2. a first polishing plate; 21. a first grinding blade; 22. a transmission boss; 23. connecting the bosses; 24. a transmission rod chute; 25. mounting a boss; 26. connecting columns; 27. a grinding plate chute; 271. a second spring; 28. a crushing knife; 29. a rotating plate; 291. a chute; 292. rotating the plate slot; 293. cutting; 294. a second transmission rod; 295. a first drive lever; 3. a second polishing plate; 31. a second grinding knife; 32. a hinged column; 33. a boss is hinged; 34. a hinge hole; 35. a hinging table; 4. a main link; 41. a hinged seat; 5. an annular frame; 51. a transmission chute; 52. a toothed plate mounting post; 53. a right-angle frame mounting column; 54. a rack plate; 541. a toothed plate mounting groove; 542. a trapezoidal groove; 55. a right-angle frame; 551. a trapezoidal table; 552. a right-angle frame mounting groove; 56. a first spring; 6. a connecting ring; 7. a main shaft; 8. 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 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.

An embodiment of the screening device for iron products in decoration waste, as shown in fig. 1 to 15, comprises a bin 17, a first grinding plate 2, a second grinding plate 3, a crushing knife 28, a driving device and a main shaft 7,

a plurality of grinding tables 14 are arranged on the inner wall of the stock bin 17;

the main shaft 7 is arranged in the bin 17, extends in the vertical direction and is driven by the driving device to rotate;

the first grinding plate 2 and the second grinding plate 3 are arranged in a plurality and are equal in number, the first grinding plate 2 and the second grinding plate 3 are sequentially and alternately arranged along the circumferential direction of the main shaft 7, the first grinding plate and the second grinding plate are hinged with each other end to end around a vertically extending axis to form a grinding and crushing wheel coaxial with the main shaft 7, and the grinding and crushing wheel is connected with the main shaft 7 through a supporting and connecting assembly so as to rotate under the driving of the main shaft 7; along the rotation direction of the grinding and crushing wheel, the rear end of each first grinding plate 2 is provided with a first grinding knife 21, and the rear end of each second grinding plate 3 is provided with a second grinding knife 31; the front end of the first grinding plate 2 is positioned at the inner side of the second grinding blade 31 of the adjacent second grinding plate 3 in front of the first grinding plate, and the first grinding blade 21 of the first grinding plate 2 is positioned at the outer side of the front end of the adjacent second grinding plate 3 in back of the first grinding plate, so that when the grinding and crushing wheel rotates, the first grinding blade 21 and the second grinding blade 31 both interact with the grinding table 14 to crush raw materials;

the crushing cutter 28 is provided with a plurality of crushing cutters 28, each crushing cutter 28 is rotatably arranged on one first grinding plate 2 around a vertical axis, is positioned close to the rear end of the second grinding plate 3, and is attached to the first grinding plate 2 when the grinding crushing wheel works normally; when a position between the bin 17 and the grinding and crushing wheel is difficult to crush raw materials, the second grinding cutter 31 is extruded by the raw materials to rotate inwards at the position, the second grinding cutter 31 drives the crushing cutter 28 to rotate relative to the first grinding plate 2 through the connecting rod transmission assembly, and the cutting edge of the crushing cutter 28 rotates to a position between the grinding and crushing wheel and the inner wall of the bin 17, so that the crushing cutter 28 crushes the raw materials when rotating along with the first grinding plate 2; when the second grinding blade 31 passes the position, the second grinding blade 31 returns to the normal working state with the second grinding plate 3 under the centrifugal action, and drives the crushing blade 28 to be attached to the first grinding plate 2 through the connecting rod transmission component.

In the present embodiment, as shown in fig. 3, 4, 14, the support connection assembly includes an annular frame 5, a main link 4, a connection ring 6, the connection ring 6 is sleeved on the main shaft 7, and the connection ring 6 is rotatable relative to the main shaft 7 and can slide up and down along the main shaft 7; the lower end of each main connecting rod 4 is hinged to the middle of one second grinding plate 3 in a universal mode, and the upper end of each main connecting rod 4 is hinged to a connecting ring 6; the annular frame 5 comprises a fixing ring and a plurality of connecting plates, the fixing ring is fixedly arranged on the main shaft 7 and is coaxial with the main shaft 7, the connecting plates are uniformly distributed along the circumferential direction of the fixing ring, and the inner end of each connecting plate is connected with the fixing ring; every 2 upside middle parts of first lapping plate all are provided with the transmission boss 22 of vertical extension, and transmission boss 22 rotationally installs in the connecting plate to make first lapping plate 2 rotate with main shaft 7 synchronous through annular frame 5, and drive second lapping plate 3 synchronous rotation through the articulated of first lapping plate 2 and second lapping plate 3.

In this embodiment, as shown in fig. 3, the support and connection assembly further includes hinge seats 41, the upper middle portion of the second grinding plate 3 is provided with hinge bosses 33 extending vertically, the hinge seats 41 are rotatably mounted to the hinge bosses 33, and the lower end of each main link 4 is hinged to one hinge seat 41.

In the present embodiment, as shown in fig. 4, 7 and 10, the front end of the first grinding plate 2 is provided with a vertically extending connecting boss 23, the rear end of the second grinding plate 3 is provided with a vertically extending hinge hole 34, and the connecting boss 23 is rotatably mounted in the hinge hole 34 along the rotation direction of the grinding and crushing wheel.

In this embodiment, as shown in fig. 4, 5, 6, and 9, the screening apparatus for iron products in decoration waste further includes a rack plate 54, a right-angle frame 55, a first spring 56, and a second spring 271, along the rotation direction of the grinding and crushing wheel, a grinding plate chute 27 extending in the front-rear direction is provided at the rear end of the first grinding plate 2, a hinge column 32 extending vertically is provided at the front end of the second grinding plate 3, the hinge column 32 is slidably mounted to the grinding plate chute 27 and is connected to the front end of the grinding plate chute 27 through the second spring 271, and in an initial state, the hinge column 32 is located at the front end of the grinding plate chute 27 under the action of the second spring 271; the transmission chute 51 extends along the radial direction of the fixed ring, the transmission boss 22 is slidably mounted on the transmission chute 51, the transmission boss 22 is positioned at a preset distance from the outer end of the transmission chute 51 in an initial state so as to increase the distance between the grinding and crushing wheel and the inner wall of the bin 17, thereby increasing the raw material containing amount, and the transmission boss 22 slides outwards along the transmission chute 51 under the centrifugal action of the first grinding plate 2 when the grinding and crushing wheel rotates along with the main shaft 7, so that the second spring 271 is stretched, and gradually moves to the outer end of the transmission chute 51 along with the reduction of the grinding and crushing of the raw materials between the grinding and crushing wheel and the inner wall of the bin 17, the distance between the grinding and crushing wheel and the inner wall of the feed bin 17 is reduced along with the reduction of the raw materials, so that the raw materials are crushed more thoroughly, when the grinding and crushing wheel stops rotating, the transmission boss 22 returns to the initial position along the transmission chute 51 along with the first grinding plate 2 under the action of the second spring 271 recovering and contracting; the rack plate 54 is slidably mounted on the lower side of the connecting plate, and has an initial position and a centrifugal position on the lower side of the connecting plate, the rack plate 54 is in the initial position in the initial state and slides to the centrifugal position under the centrifugal action of the rack plate when the ring frame 5 rotates, the transmission boss 22 can slide inwards or outwards along the transmission chute 51 when the rack plate 54 is in the initial position, and the rack plate 54 blocks the transmission boss 22 from sliding inwards along the transmission chute 51 by virtue of the centrifugal action of the rack plate 54 when in the centrifugal position; the right-angle frame 55 can be arranged on the lower side of the connecting plate in a sliding mode along the radial direction of the fixing ring, the inner end of the right-angle frame is connected with the fixing ring through a first spring 56, the outer end of the right-angle frame is connected with the inner end of the rack plate 54 in a sliding mode, the first spring 56 is stretched when the rack plate 54 is located at a centrifugal position, and when the rotation of the grinding and crushing wheel stops, the right-angle frame 55 moves inwards along with the contraction recovery effect of the first spring 56 and drives the rack plate 54 to return to an initial position.

In the present embodiment, as shown in fig. 13 and 14, a plurality of helical teeth are provided on the rear side of the rack plate 54 in the rotation direction of the grinding and crushing wheel, when the rack plate 54 is located at the centrifugal position, the helical teeth are located at the lower side of the transmission slide groove 51, the transmission boss 22 is located in one tooth groove, and the transmission boss 22 passes over the teeth by pushing the rack plate 54 when sliding outwards with the first grinding plate 2.

In this embodiment, as shown in fig. 7 and 8, the first grinding plate 2 is provided with a crushing cutter groove, a connecting column 26 extending vertically is provided in the crushing cutter groove, the crushing cutter 28 includes a sleeve and a cutter column, the sleeve extends in the vertical direction and is rotatably sleeved on the connecting column 26, the cutter column is multiple and extends horizontally, the rear end of each cutter column is connected to the sleeve, and the front end of each cutter column is a cutting edge.

In the present embodiment, as shown in fig. 7 and 11, the link transmission assembly includes a rotating plate 29, a first transmission rod 295 and a second transmission rod 294, wherein vertically extending mounting bosses 25 are provided at upper and lower sides of the crushing blade groove, rotating plate notches 292 are provided at upper and lower ends of the rotating plate 29, the mounting bosses 25 are mounted in the rotating plate notches 292, so that the rotating plate 29 is rotatably mounted in the crushing blade groove, a vertically extending inclined groove 291 is provided at an outer side of the rotating plate 29, the knife post passes through the inclined groove 291, and a notch 293 is provided at an inner side of the rotating plate 29; the first grinding plate 2 is further provided with a transmission rod chute 24 communicated with the crushing cutter groove, the transmission rod chute 24 is positioned on the front side of the crushing cutter groove along the rotating direction of the grinding crushing wheel, the first transmission rod 295 and the second transmission rod 294 are both arranged on the transmission rod chute 24, the rear end of the second transmission rod 294 is hinged to the notch 293 of the rotating plate 29 around a vertical axis, and the front end of the second transmission rod 294 is hinged to the inner end of the first transmission rod 295 around the vertical axis; the middle part of the first transmission rod 295 is rotatably mounted on the transmission rod chute 24 around a vertical axis, the outer end of the first transmission rod 295 is hinged to the hinge table 35 at the inner side of the adjacent second grinding blade 31 around the vertical axis, so that when the rear end of the second grinding plate 3 is extruded by raw materials and rotates inwards, the first transmission rod 295 is pushed to rotate, the second transmission rod 294 is used for driving the rotating plate 29 to rotate, the blade column penetrating through the chute 291 is enabled to rotate outwards around the sleeve to crush the raw materials, and when the second grinding blade 31 passes through the position, the normal state is recovered under the centrifugal action, the first transmission rod 295 is pulled to rotate reversely, the rotating plate 29 is driven to rotate reversely through the second transmission rod 294, and the blade column penetrating through the chute 291 rotates inwards around the sleeve to be attached to the first grinding plate 2.

In the present embodiment, as shown in fig. 12 and 13, the inner end of the rack plate 54 is provided with a trapezoidal groove 542, and the opening width of the trapezoidal groove 542 is larger than the width of the groove bottom; the outer end of the square 55 is provided with a trapezoidal land 551, the trapezoidal land 551 being slidably mounted to the trapezoidal groove 542 so that the square 55 can slide relative to the rack plate 54 and move the rack plate 54 in the retainer ring radial direction.

In the present embodiment, as shown in fig. 13 and 14, the rack plate 54 is provided with a toothed plate mounting groove 541, and the front end of the toothed plate mounting groove 541 is located inside the rear end along the rotation direction of the grinding and crushing wheel; the connecting plate downside is provided with pinion rack erection column 52, and pinion rack erection column 52 installs in pinion rack mounting groove 541, and when rack plate 54 was located initial position, pinion rack erection column 52 laminated in the rear end of pinion rack mounting groove 541, and when rack plate 54 was located centrifugal position, pinion rack erection column 52 laminated in the front end of pinion rack mounting groove 541.

In this embodiment, as shown in fig. 12 and 14, the right-angle stand 55 is provided with a right-angle stand mounting groove 552 extending radially along the fixing ring, the connecting plate is further provided with a right-angle stand mounting post 53 at the lower side of the connecting plate, and the right-angle stand mounting post 53 is mounted in the right-angle stand mounting groove 552 to drive the right-angle stand 55 to move outwards along the right-angle stand mounting groove 552 when the rack plate 54 moves from the initial position to the centrifugal position.

In the embodiment, as shown in fig. 2, the driving device is a motor 8, the spindle 7 is driven by the motor 8 to rotate, and a motor chamber 11 is arranged outside the motor 8.

In this embodiment, as shown in fig. 1, 2, and 15, the screening apparatus for iron products in decoration waste further includes a frame 1, a material guide plate 18, a bin cover 12, and a material receiving barrel 16, wherein the bin 17 is fixedly installed in the frame 1, the material guide plate 18 is installed in the bin 17 and is located above the grinding and crushing wheel and the supporting and connecting assembly, the material guide plate 18 is provided with a plurality of material discharging ports 13, and the material discharging ports 13 are located right above a gap between the grinding and crushing wheel and an inner wall of the bin 17 to guide the raw material to enter between the grinding and crushing wheel and the inner wall of the bin 17; a plurality of material leaking holes 15 are formed in the bottom of the stock bin 17, ground raw materials are discharged from the material leaking holes 15, the receiving barrel 16 is slidably mounted on the rack 1 and is located below the stock bin 17, and a screen is arranged in the receiving barrel 16 to receive the raw materials discharged from the material leaking holes 15 and screen out ironworks; a bin cover 12 is openably mounted over the bin 17.

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.