CN112847932B

CN112847932B - Waste recycling device for PP (polypropylene) plate production

Info

Publication number: CN112847932B
Application number: CN202110003041.6A
Authority: CN
Inventors: 陈三红; 李向心
Original assignee: Mengcheng Shenyun Environmental Protection New Material Co ltd
Current assignee: Mengcheng Shenyun Environmental Protection New Material Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2023-06-27
Anticipated expiration: 2041-01-04
Also published as: CN112847932A

Abstract

The invention relates to the technical field of waste recovery devices, and discloses a waste recovery device for PP (polypropylene) plate production, which comprises a crushing cavity, a bracket, a first discharge port and a second discharge port; the top of the crushing cavity is communicated with a group of extrusion grooves with cylindrical structures and open at the top, the middle parts of the left side wall and the right side wall of the extrusion grooves are outwards and fixedly provided with rotating blocks with rectangular structures, one side of each rotating block, which faces the center of the extrusion groove, is provided with a rectangular groove which is mutually communicated with the inside of the extrusion groove, the outer sides of the two groups of rotating blocks are rotationally connected with a group of levers through rotating shafts, and the middle parts of the rotating shafts are fixedly provided with extrusion plates with semicircular structures through connecting rods; the inner side wall of the extrusion groove is provided with a circle of annular structure water outlet groove, a plurality of groups of atomizing nozzles are fixedly arranged in the water outlet groove, a group of water delivery pipes communicated with the atomizing nozzles are fixedly arranged in the water outlet groove, and a group of piston cylinders fixed at the lower side in the rotating block are respectively communicated with the middle parts of the left side and the right side of the water delivery pipes through unidirectional pipes.

Description

Waste recycling device for PP (polypropylene) plate production

Technical Field

The invention relates to the technical field of waste recycling devices, in particular to a waste recycling device for PP (polypropylene) board production.

Background

After the PP plate is processed into the plate, the edges of the PP plate are required to be trimmed, and the PP plate is cut according to the width, thickness and the like of the plate required by a customer, so that waste materials with various shapes and sizes are easy to generate, and waste is easy to cause because the waste materials are directly discarded, and the waste materials are required to be recycled.

There are many kinds of devices for recycling board timber in the existing market, and the devices are generally used for treating the board timber and then re-using the board timber, and the devices are directly used for fuel use when some damage is serious. When some PP plates are crushed and recycled, the problems are that the hardness is high, the PP plates cannot be crushed rapidly and fully, or the shape is extremely irregular, and the difficulty is high when the PP plates are crushed and corrected, so that the recycling efficiency is affected.

Disclosure of Invention

The invention aims to provide a waste recycling device for PP (polypropylene) board production, which solves the problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a waste recycling device for PP plate production comprises a crushing cavity, a bracket, a first discharge port and a second discharge port; the upper part of the crushing cavity is of a rectangular structure, the lower part of the crushing cavity is of a conical structure, and four groups of vertical supports are fixedly installed at four corners of the middle bottom of the crushing cavity downwards. The bottom middle part of the crushing cavity is downwards communicated with a second discharge hole, the right side wall of the crushing cavity is downwards communicated with a first discharge hole in an inclined mode, and pp plate waste materials treated by different sizes are discharged outwards through the first discharge hole and the second discharge hole. The top intercommunication of broken chamber has a set of open-top's cylindricality structure extrusion groove, the outside fixed mounting in lateral wall middle part has rectangular structure's dwang about the extrusion groove, and the dwang is offered towards one side of extrusion groove center department with the inside rectangular channel of intercommunication each other of extrusion groove, two sets of the outside of dwang is connected with a set of lever through the axis of rotation, and the middle part of axis of rotation is through connecting rod fixed mounting has the stripper plate that is semi-circular structure, through pressing the stripper plate from top to bottom, drives the stripper plate and swings from top to bottom under the connection of axis of rotation.

The inner side wall of the extrusion groove is provided with a circle of water outlet groove with a ring-shaped structure, the inside of the water outlet groove is fixedly provided with a plurality of groups of atomizing nozzles, the middle inside of the water outlet groove is fixedly provided with a group of water delivery pipes which are mutually communicated with the atomizing nozzles, the middle parts of the left side and the right side of the water delivery pipes are respectively communicated with a group of piston cylinders which are fixed at the lower side of the inside of the rotating block through unidirectional pipes, the piston cylinders are arranged under the connecting rods at the bottom of the extrusion plate, the inside of the piston cylinders is connected with a group of piston plates in an up-down sliding way, the top parts of the piston plates are rotationally connected to the bottom of the connecting rods through a group of connecting rods, when the connecting rod moves up and down under the swinging of the lever, the piston plate is driven to move up and down in the piston cylinder, one side, far away from the vertical center of the extrusion groove, of the bottom of the piston cylinder is communicated with a water tank fixed at the top edge of the crushing cavity through a one-way valve, the piston plate moves up and down in the piston cylinder, so that water in the water tank is pressed into the water pipe, and then the pp plate arranged in the extrusion groove is wetted through the atomizing nozzle, so that the hardness of the plate is slightly reduced, and then the extrusion plate is extruded and deformed.

As a further scheme of the invention: the middle inside of the crushing cavity is provided with a left crushing roller and a right crushing roller which are arranged in parallel, the front end and the rear end of the crushing roller are rotationally connected in the inner wall of the crushing cavity through bearings, and the rear end of the crushing roller is rotationally connected with a driving motor which is fixed in the inner wall of the crushing cavity. The two sets of the crushing rollers are obliquely outwards sleeved with a set of supporting baffles with tops extending to the tops in the crushing cavities, and the supporting baffles are used for guiding pp plates falling inside the extrusion grooves to slide into the middle parts of the two sets of the crushing rollers so as to crush the plates. The middle part of the crushing cavity at the bottom of the two groups of crushing rollers is fixedly provided with a group of screens with left and right high and right low, the right ends of the screens are mutually communicated with the top of the first discharge hole, and the waste materials crushed by the crushing rollers are screened by the screens. The connection part between the top of the discharge hole and the bottom of the right side of the screen is provided with a blocking net for preventing the waste materials which are not screened by the screen from being discharged. A group of transverse crushing hinge rollers are arranged in a conical structure at the bottom of a crushing cavity below the screen, the left end and the right end of each crushing hinge roller are rotatably connected to the left inner wall and the right inner wall of the crushing cavity through bearings, the right end of each crushing hinge roller is rotatably connected with a servo motor fixed in the inner wall of the crushing cavity, waste materials screened by the screen are further crushed through the servo motor, and then discharged outwards through a discharge hole at the bottom. Through setting up crushing roller, screen cloth, smashing the hinge roller, be convenient for carry out the processing of equidimension form with the waste material, then discharge to be convenient for be used for the recycle of different directions.

As a further scheme of the invention: the size of the extrusion plates is equal to half of the circle inside the extrusion groove, and the pp plates arranged inside the extrusion groove can be fully extruded by using the two groups of extrusion plates, so that the waste materials with sharp protrusions in some shapes are correspondingly treated before being crushed. The inner bottom of the extrusion plate is fixedly provided with a layer of steel plate, and the protection of the extrusion plate is improved when the extrusion force of the waste inside the extrusion groove is improved through the steel plate.

As still further aspects of the invention: two groups of bilateral symmetry's baffle are provided with between extrusion groove bottom and the broken chamber top, one side fixed mounting that vertical central line of broken chamber was kept away from to the bottom of baffle has the tensile board, the outside in broken chamber is arranged in to the outer end of tensile board, the bottom right side fixed mounting of tensile board has a set of slider, the bottom of slider is provided with a set of sliding seat, the inside in broken chamber is fixed to the sliding seat, and a set of horizontal spout with slider sliding connection has been seted up to the inside of sliding seat, sliding connection through slider and horizontal spout, thereby realize that tensile board control baffle shelters from extrusion groove and broken chamber intercommunication each other. The top of baffle sets up to the metal level, is convenient for provide stable extrusion holding surface for the panel of placing in the extrusion groove. And a pull ring which is convenient for pulling the stretching plate to move left and right is fixedly arranged in the middle of the outer side wall of the stretching plate.

Compared with the prior art, the invention has the beneficial effects that: before crushing pp plates, placing the pp plates in the extrusion groove, and extruding the pp plates through rotatable extrusion plates on the left side and the right side, so that the pp plates with sharp shapes or irregular protrusions are not beneficial to pre-extrusion leveling of the plates which are crushed subsequently, and further the subsequent treatment is facilitated;

the inner side of the extrusion groove is provided with the atomization nozzle, and then the piston plate is driven to move up and down in the piston cylinder by utilizing the swing of the extrusion plate and under the connection of the connecting rod, so that the water in the water tank is atomized and slightly moistened by the atomization nozzle to the plate to be extruded, and the extrusion speed is conveniently improved;

through the crushing roller that carries out crushing to the panel after the extrusion in the bottom setting of extrusion groove to and carry out the screen cloth of screening to the panel and carry out further kibbling crushing hinge roller to the panel, then export the pp panel of equidimension not through discharge gate one and discharge gate two, thereby carry out the recovery processing use of equidimension not to the panel as required, be convenient for improve recycle's scope.

Drawings

Fig. 1 is an external perspective view of a waste recycling device for PP sheet production.

Fig. 2 is a schematic diagram showing the front view of the internal structure of a waste recycling device for PP sheet production.

Fig. 3 is a schematic right-side view of a waste recycling device for PP sheet production.

Fig. 4 is a schematic top view of a waste recycling device for PP sheet production.

Fig. 5 is an enlarged schematic view of the structure of A1 in fig. 2.

Wherein: crushing chamber 10, bracket 11, extrusion groove 12, discharge port one 13, discharge port two 14, stretching plate 15, lever 16, extrusion plate 17, rotating block 18, rectangular groove 19, pull ring 20, steel plate 21, crushing roller 22, supporting baffle 23, screen 24, crushing hinge roller 25, servo motor 26, water outlet groove 27, atomizing nozzle 28, water pipe 29, water tank 30, baffle 31, horizontal chute 32, slider 33, piston cylinder 34, piston plate 35, connecting rod 36, check valve 37, and one-way pipe 38.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Example 1

Referring to fig. 1-5, a waste recycling device for PP plate production comprises a crushing cavity 10, a bracket 11, a first discharge port 13 and a second discharge port 14; the upper part of the crushing cavity 10 is of a rectangular structure, the lower part of the crushing cavity 10 is of a conical structure, and four groups of vertical supports 11 are fixedly arranged at four corners of the middle bottom of the crushing cavity 10 downwards. The bottom middle part of the crushing cavity 10 is downwards communicated with a second discharge port 14, the right side wall of the crushing cavity 10 is downwards communicated with a first discharge port 13 in an inclined way, and pp plate wastes processed in different sizes are discharged outwards through the first discharge port 13 and the second discharge port 14. The top of the crushing cavity 10 is communicated with a group of extrusion grooves 12 with cylindrical structures and open at the top, a left crushing roller 22 and a right crushing roller 22 which are arranged in parallel are arranged in the middle of the crushing cavity 10, the front end and the rear end of the crushing roller 22 are rotationally connected in the inner wall of the crushing cavity 10 through bearings, and the rear end of the crushing roller 22 is rotationally connected with a driving motor which is fixed in the inner wall of the crushing cavity 10. The upper sides of the two groups of crushing rollers 22 are respectively and rotatably sleeved with a group of supporting baffles 23 with tops extending to the inner top of the crushing cavity 10, and the supporting baffles 23 are used for guiding pp plates falling through the inner part of the extrusion groove 12 to slide into the middle parts of the two groups of crushing rollers 22 so as to crush. The middle part of the crushing cavity 10 at the bottom of the two groups of crushing rollers 22 is fixedly provided with a group of screens 24 with left and right low ends and the right end communicated with the top of the first discharge port 13, and the crushed waste materials of the crushing rollers 22 are screened through the screens 24. The joint of the top of the first discharging hole 13 and the bottom of the right side of the screen 24 is provided with a blocking net for preventing the non-screened waste of the screen 24 from being discharged. A group of transverse crushing hinge rollers 25 are arranged in the conical structure at the bottom of the crushing cavity 10 below the screen 24, the left end and the right end of each crushing hinge roller 25 are rotatably connected to the left inner wall and the right inner wall of the crushing cavity 10 through bearings, the right end of each crushing hinge roller 25 is rotatably connected with a servo motor 26 fixed in the inner wall of the crushing cavity 10, waste materials screened by the screen 24 are further crushed through the servo motors 26, and then discharged outwards through a second discharge port 14 at the bottom. By providing the crushing roller 22, the screen 24, the crushing hinge roller 25, the waste is conveniently treated in different sizes and then discharged, so that the waste is conveniently recycled in different directions.

Example two

On the basis of the first embodiment, a rotating block 18 with a rectangular structure is fixedly installed in the middle of the left and right side walls of the extrusion groove 12 outwards, a rectangular groove 19 which is mutually communicated with the inside of the extrusion groove 12 is formed in one side, facing the center of the extrusion groove 12, of the rotating block 18, a group of levers 16 are rotatably connected to the outer sides of the rotating block 18 through rotating shafts, an extrusion plate 17 with a semicircular structure is fixedly installed in the middle of each rotating shaft through connecting rods, and the extrusion plate 17 is driven to swing up and down under the connection of the rotating shafts by pressing the extrusion plate 17 up and down. The size of the extrusion plates 17 is equal to half of the circle inside the extrusion tank 12, and the pp plates placed inside the extrusion tank 12 can be fully extruded by using two groups of extrusion plates 17, so that the waste materials with sharp protrusions in some shapes can be correspondingly treated before being crushed. The inner bottom of the extrusion plate 17 is fixedly provided with a layer of steel plate 21, and the protection of the extrusion plate 17 is improved while the extrusion force of the waste inside the extrusion groove 12 is improved through the steel plate 21. Two groups of baffle plates 31 which are bilaterally symmetrical are arranged between the bottom of the extrusion groove 12 and the top of the crushing cavity 10, one side, far away from the vertical central line of the crushing cavity 10, of the bottom of the baffle plates 31 is fixedly provided with a stretching plate 15, the outer end of the stretching plate 15 is arranged outside the crushing cavity 10, the right side of the bottom of the stretching plate 15 is fixedly provided with a group of sliding blocks 33, the bottom of each sliding block 33 is provided with a group of sliding seats, each sliding seat is fixed inside the crushing cavity 10, a group of transverse sliding grooves 32 which are in sliding connection with the sliding blocks 33 are arranged inside the sliding seats, and the sliding connection between the sliding blocks 33 and the transverse sliding grooves 32 is realized, so that the stretching plate 15 controls the baffle plates 31 to shield the extrusion groove 12 and the crushing cavity 10 from being mutually communicated. The top of the baffle 31 is provided with a metal surface to provide a stable pressing support surface for the sheet material placed in the pressing groove 12. And a pull ring 20 which is convenient for pulling the stretching plate 15 to move left and right is fixedly arranged in the middle of the outer side wall of the stretching plate 15.

Example III

On the basis of the second embodiment, a ring-shaped water outlet groove 27 is formed in the inner side wall of the extrusion groove 12, a plurality of groups of atomizing nozzles 28 are fixedly installed in the water outlet groove 27, a group of water pipes 29 which are mutually communicated with the atomizing nozzles 28 are fixedly installed in the middle inside of the water outlet groove 27, a group of piston barrels 34 which are fixedly arranged at the lower side inside the rotating block 18 are respectively communicated with the middle parts of the left side and the right side of the water pipes 29 through one-way pipes 38, the piston barrels 34 are arranged under connecting rods at the bottom of the extrusion plate 17, a group of piston plates 35 are connected to the inner side of the piston barrels 34 in a sliding manner, the top of the piston plates 35 are rotatably connected to the bottom of the connecting rods through a group of connecting rods 36, when the connecting rods move up and down under the swinging of the lever 16, the bottom of the piston plates 35 are driven to move up and down inside the piston barrels 34, one side of the bottom of the piston barrels 34 far away from the vertical center of the extrusion groove 12 is communicated with a water tank 30 which is fixedly arranged at the top edge part of the crushing cavity 10 through one-way valves 37, the piston plates 35 move up and down inside the piston barrels 34, so that water in the water tank 30 is pressed into the water pipes 29, then is slightly wetted by the piston plates 28, and the plates are extruded by the extrusion plate 17, and the plate 17 are slightly wet by the extrusion plate 17, and the plate 17 is deformed by the extrusion plate 17.

The working principle of the invention is as follows: when the device is used, pp plate waste to be treated is firstly placed in the extrusion groove 12, then the levers 16 on the left side and the right side are pressed, so that the extrusion plate 17 extrudes and deforms the plates, meanwhile, the piston plate 35 is driven to move downwards in the piston cylinder 34 through the connecting rod at the bottom of the extrusion plate 17, then water flowing into the bottom of the piston cylinder 34 in the water tank 30 is pressed into the water pipe 29, then the waste plates are wetted through the atomizing nozzle 28 and extruded, after extrusion, the stretching plate 15 is pulled outwards, the plates in the extrusion groove 12 fall into the middle parts of the two groups of crushing rollers 22 downwards, at the moment, the driving motor is started to drive the two groups of crushing rollers 22 to crush the plates, the crushed plates downwards pass through the screen 24 to be screened, then part of the plates are discharged outwards through the first discharge port 13, and part of the plates fall onto the crushing hinge roller 25 to be further crushed through the screen 24, and then are discharged through the second discharge port 14.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A waste recycling device for PP plate production comprises a crushing cavity (10), a bracket (11), a first discharge port (13) and a second discharge port (14); the crushing device is characterized in that the bottom middle part of the crushing cavity (10) is downwards communicated with a discharge port II (14), the right side wall of the crushing cavity (10) is downwards communicated with a discharge port I (13), the top of the crushing cavity (10) is communicated with a group of extrusion grooves (12) with a cylindrical structure and an open top, rotating blocks (18) with rectangular structures are outwards and fixedly arranged in the middle parts of the left side wall and the right side wall of the extrusion grooves (12), rectangular grooves (19) which are mutually communicated with the inside of the extrusion grooves (12) are formed in one side, facing the center of the extrusion grooves (12), of the rotating blocks (18), a group of levers (16) are rotatably connected to the outer sides of the two groups of the rotating blocks (18) through rotating shafts, and extrusion plates (17) with semicircular structures are fixedly arranged in the middle parts of the rotating shafts through connecting rods; the inner side wall of the extrusion groove (12) is provided with a circle of annular structure of water outlet grooves (27), a plurality of groups of atomizing nozzles (28) are fixedly arranged in the water outlet grooves (27), a group of water delivery pipes (29) communicated with the atomizing nozzles (28) are fixedly arranged in the middle of the water outlet grooves (27), a group of piston cylinders (34) fixed at the lower side in the rotary block (18) are respectively communicated with the middle parts of the left side and the right side of the water delivery pipes (29) through one-way pipes (38), the piston cylinders (34) are arranged under connecting rods at the bottom of the extrusion plates (17), a group of piston plates (35) are connected to the bottom of the connecting rods in a sliding mode in the upper and lower directions in the piston cylinders (34), the top of the piston plates (35) are connected to the bottom of the connecting rods in a rotating mode through a group of connecting rods (36), and one side, far away from the vertical center of the extrusion groove (12), of the bottom of the piston cylinders (34) is communicated with a water tank (30) fixed at the top edge of the crushing cavity (10) through one-way valves (37);

the middle inside of the crushing cavity (10) is provided with a left crushing roller (22) and a right crushing roller (22) which are arranged in parallel, the front end and the rear end of the crushing roller (22) are rotationally connected in the inner wall of the crushing cavity (10) through bearings, and the rear end of the crushing roller (22) is rotationally connected with a driving motor which is fixed in the inner wall of the crushing cavity (10) outwards;

the middle part of a crushing cavity (10) at the bottom of each two groups of crushing rollers (22) is fixedly provided with a group of screens (24) which are high on the left and low on the right and are communicated with the top of a first discharge hole (13), a group of transverse crushing hinge rollers (25) are arranged in a conical structure at the bottom of the crushing cavity (10) below the screens (24), the left and right ends of the crushing hinge rollers (25) are rotationally connected to the left and right inner walls of the crushing cavity (10) through bearings, and the right ends of the crushing hinge rollers (25) are rotationally connected with a servo motor (26) fixed in the inner walls of the crushing cavity (10);

two groups of bilateral symmetry baffle plates (31) are arranged between the bottom of the extrusion groove (12) and the top of the crushing cavity (10), one side, far away from the vertical central line of the crushing cavity (10), of the bottom of the baffle plates (31) is fixedly provided with a stretching plate (15), the outer end of the stretching plate (15) is arranged outside the crushing cavity (10), the right side of the bottom of the stretching plate (15) is fixedly provided with a group of sliding blocks (33), the bottom of the sliding blocks (33) is provided with a group of sliding seats, the sliding seats are fixed inside the crushing cavity (10), and a group of transverse sliding grooves (32) which are in sliding connection with the sliding blocks (33) are formed in the sliding seats.

2. Waste recycling apparatus for PP sheet production according to claim 1, characterized in that the upper sides of the two sets of crushing rolls (22) are respectively rotatably sleeved with a set of supporting baffles (23) with top parts extending to the inner top part of the crushing chamber (10) obliquely outwards.

3. Waste recycling device for PP sheet production according to claim 1, characterized in that a blocking net is provided at the connection between the top of the first discharge port (13) and the right bottom of the screen (24) to prevent the discharge of non-screened waste from the screen (24).

4. A scrap receptacle for PP sheet material production in accordance with claim 1 or 3, characterized in that the size of the extrusion plate (17) is equal to half the internal circle of the extrusion tank (12).

5. Waste recycling apparatus for PP sheet production according to claim 4, characterized in that the inner bottom of the extrusion plate (17) is fixedly mounted with a layer of steel plate (21).

6. Waste recycling apparatus for PP sheet production according to claim 5, characterized in that the top of the baffle (31) is provided as a metal surface in order to provide a stable extrusion support surface for the sheet placed in the extrusion groove (12).

7. The waste recycling device for PP plate production according to claim 6, wherein a pull ring (20) which is convenient for pulling the stretching plate (15) to move left and right is fixedly installed in the middle of the outer side wall of the stretching plate (15).