CN109080039B

CN109080039B - Waste plastic crushing and reprocessing device

Info

Publication number: CN109080039B
Application number: CN201811258165.3A
Authority: CN
Inventors: 施鑫镛
Original assignee: Quzhou Kecheng Technology Development Co ltd
Current assignee: Pingdingshan Shenma Engineering Plastics Technology Development Co.,Ltd.
Priority date: 2018-10-26
Filing date: 2018-10-26
Publication date: 2021-04-30
Anticipated expiration: 2038-10-26
Also published as: CN109080039A

Abstract

The invention discloses a waste plastic crushing and reprocessing device, which comprises a shell; the damping component is used for supporting the machine shell and damping vibration on the machine shell; the first crushing component is arranged at the upper part of the shell and is used for coarsely crushing the bulk plastics; the second crushing part is arranged below the first crushing part, is used for grinding plastics and comprises a first grinding part, a second grinding part arranged below the first grinding part and a driving part for driving the second grinding part to rotate; and the hot melting component is used for melting the plastic crushed by the second crushing component into a liquid state. According to the invention, the heat preservation component is arranged on the casing, so that the temperature in the casing can be reduced, the heat loss outwards is reduced, more heat can be used for melting plastic particles, the hot melting effect is good, and the heating power of the heating component is low.

Description

Waste plastic crushing and reprocessing device

Technical Field

The invention belongs to the technical field of plastic production, and particularly relates to a waste plastic crushing and reprocessing device.

Background

Chinese patent CN105818301B discloses a plastics waste product breaker, including broken circular barrel body and cutter axis of rotation, the top expert of broken barrel body has connect the inlet pipe, be equipped with the cutter axis of rotation in the broken circular barrel body, two articulated axial regions of cutter axis of rotation articulate on two end plates of broken circular barrel body, two end plates that the tip of articulated axial region stretches out broken circular barrel body articulate in the backup pad, backup pad welded fastening is in the frame, be fixed with rotary drive motor in the frame, be fixed with drive gear on rotary drive motor's the output shaft, the tip of one of them articulated axial region stretches out the backup pad and is fixed with driven gear, drive gear meshes with driven gear mutually.

However, the crushing device in the document greatly shakes in the crushing process, the shaking can cause the whole device to shift, and the working of the crushing device is unstable in the process, so that the crushing efficiency is influenced.

Disclosure of Invention

The invention provides a waste plastic crushing and reprocessing device with high crushing efficiency and good stability, aiming at overcoming the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a device for crushing and reprocessing waste plastics comprises

A housing;

the damping component is used for supporting the machine shell and damping vibration on the machine shell;

the first crushing component is arranged at the upper part of the shell and is used for coarsely crushing the bulk plastics;

the second crushing part is arranged below the first crushing part, is used for grinding plastics and comprises a first grinding part, a second grinding part arranged below the first grinding part and a driving part for driving the second grinding part to rotate;

and the hot melting component is used for melting the plastic crushed by the second crushing component into a liquid state.

According to the invention, on one hand, the shell can be supported by the damping part, and the damping part can reduce the vibration caused by the shell in the process, so that the whole device has high stability, the device is prevented from sliding, and the influence on the first crushing part and the second crushing part is small due to the reduction of the vibration in the process, and the crushing efficiency of the first crushing part and the second crushing part is improved; the first crushing part and the second crushing part are arranged, the first crushing part can coarsely crush the plastic in the process of crushing the waste plastic, and the whole volume of the plastic is reduced; after the first crushing part is crushed, the second crushing part is crushed finely, the plastic is crushed into powder, and the plastic is melted quickly during hot melting, so that the plastic shaping efficiency is improved; two crushing modes are realized through one device, the whole crushing effect can be improved, the crushing efficiency is improved, the crushing time is shortened, and the cost of the crushing device is reduced.

Furthermore, the damping part comprises a frame body connected with the casing, a sleeve connected with the frame body, a stay bar penetrating through the sleeve and a damping part sleeved on the sleeve and the stay bar; the frame body is arranged to support the casing, the buffer piece is arranged to effectively absorb vibration in the casing, and accordingly vibration of the whole rack is small.

Further, a first positioning piece matched with the buffer piece is arranged on the outer wall of the sleeve, and an anti-falling part is vertically arranged on the first positioning piece; set up first locating element and can fix the upper portion of bolster, ensure that the bolster can not take place to rock about.

Furthermore, a second positioning piece is detachably connected to the stay bar, and a clamping groove matched with the buffer piece is formed in the second positioning piece; the lower part of the buffer part can be fixed by the second positioning part, so that the fixation of the whole buffer part is realized by matching with the first positioning part, and the second positioning part can be detached and can be conveniently replaced.

Furthermore, a screw rod is arranged on the second positioning piece, and a screw hole matched with the screw rod is arranged on the support rod; the screw rod is arranged to fix the second positioning piece effectively, so that the second positioning piece is prevented from falling off, and the stability is good.

The feeding channel is arranged on the grinding body, so that plastics can fall into the second grinding piece from the feeding channel, and in the whole process, when the grinding body is lifted, the grinding block can fall downwards due to gravity, so that the plastic channel is opened, and the plastics pass through the plastic channel; this mode of setting up can ensure on the one hand that plastics can be effectual pass through from the plastics passageway, and on the other hand is then when grinding, and the grinding piece can agree with the grinding body again, and the whole first piece of grinding of guarantee forms a discoid.

Further, the connecting structure comprises a movable rail formed on the inner wall of the feeding rail, a first connecting piece capable of sliding downwards along the length direction of the movable rail and a second connecting piece capable of sliding downwards along the length direction of the first connecting piece, and the second connecting piece is fixedly connected with the side wall of the grinding block; can be under the effect of gravity at the in-process grinding piece that uses through setting up movable track, first connecting piece and second connecting piece, whole plastics passageway of opening that can be quick to plastics that can be convenient for pass through in the middle of the plastics passageway, this mode of setting enlarges the quantity that plastics can pass, and guarantee plastics fall into on the grinding body.

Furthermore, the upper end surfaces of the first connecting piece and the second connecting piece are obliquely arranged from top to bottom; the first inclined plane and the second inclined plane are inclined, so that plastic can be prevented from being accumulated at the upper ends of the first connecting piece and the second connecting piece, and the stability of the connecting structure is improved.

In conclusion, the heat preservation component is arranged on the casing, so that the temperature in the casing can be reduced, the heat loss outwards is reduced, more heat can be used for melting plastic particles, the hot melting effect is good, and the heating power of the heating component is low.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is an enlarged view of a in fig. 1.

Fig. 3 is an enlarged view of B in fig. 1.

Fig. 4 is an enlarged view of C in fig. 1.

Fig. 5 is a first schematic structural diagram of a plugging member according to a first embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a blocking element according to a first embodiment of the present invention.

Fig. 7 is a partial schematic structural diagram of a connection structure according to an embodiment of the invention.

Fig. 8 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 9 is an enlarged view of E in fig. 8.

Fig. 10 is an enlarged view of F in fig. 8.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

The first embodiment is as follows:

as shown in fig. 1-7, a waste plastic crushing and reprocessing device comprises a machine shell 1, a first crushing part 2, a second crushing part 3 and a hot melting part 4, wherein the machine shell 1 is a metal shell; the first crushing part 2 is arranged at the upper part of the machine shell 1, and waste plastics are coarsely crushed by the first crushing part 2; the first crushing component 2 comprises a first crushing roller 21, a second crushing roller 22 and a motor 23, the first crushing roller and the second crushing roller are both metal rollers, a plurality of crushing teeth are arranged on the first crushing roller 21 and the second crushing roller 22, the motor 23 is an existing motor in the market, and the motor 23 drives the first crushing roller 21 to rotate clockwise and drives the second crushing roller 22 to rotate anticlockwise through metal gears; the second crushing part 3 is arranged below the first crushing part 2, the second crushing part 3 comprises a first grinding part 31, a second grinding part 32 and a driving part 33, the first grinding part 31 is arranged above the second grinding part 32, the driving part 33 is a motor which is available on the market, and the driving part 33 drives the second grinding part 32 to rotate.

Further, the first grinding member 31 comprises a grinding body 311, a plurality of feed channels 312 and grinding blocks 313, the grinding body 311 being a circular metal disc, a driving air cylinder 11 is arranged in the machine shell 1, the driving air cylinder 11 is a common air cylinder in the market, the driving cylinder 11 has one end connected to the housing 1 and the lower end connected to the grinding body 311, the driving cylinder 11 can drive the grinding body 311 to move up and down in the machine shell 1, the driving cylinder can be arranged to lift the first grinding piece, so that the plastic falls onto the second grinding piece from the first grinding piece, and the driving cylinder is arranged to control the pressure between the first and second grinding members, thereby controlling the effect of grinding the plastic material, when the pressure is high, the grinding degree of the plastic is high, the grinding effect is good, and when the pressure is low, the whole particles of the ground plastic are large; the feeding channel 312 is a cylindrical channel formed on the grinding body 311, the grinding block 313 is a metal column, and the upper end surface of the grinding block 313 is inclined from top to bottom; set up the slip inclined plane on grinding the fragment it can be when plastics pass through from the plastics passageway, when plastics fall into to the slip inclined plane on, plastics can along the slip inclined plane slides towards one side to plastics can concentrate and fall into on the middle part of second grinding piece, thereby when first grinding piece carries out the grinding to plastics, plastics on the first grinding piece scatter to all around again, consequently improve the grinding efficiency of plastics.

Specifically, the grinding pieces 313 are inserted into the feeding channel 312 so as to fill the feeding channel 312, so that the lower end surface of the whole first grinding piece 31 forms a plane, and the lower end surface of the first grinding piece 31 is provided with a plurality of convex ribs, so that the lower end surface of the whole first grinding piece 31 is rougher; the grinding bits 313 are movably connected to the grinding body 311 by three connecting structures 35.

Specifically, the connecting structure 35 includes a movable rail 350, a first connecting member 351 and a second connecting member 352, which are arranged on the inner wall of the feeding channel 312, the movable rail 350 is a groove formed by recessing the inner wall of the feeding channel 312 to one side, the first connecting member 351 is a metal column recessing to one side, the upper end surface of the first connecting member 351 is arranged in an inclined manner from top to bottom, a first ball 355 is arranged on the side wall of the first connecting member 351, and the first ball 355 is in contact with the inner wall of the movable rail 350, so that the first connecting member 351 slides up and down along the length direction of the movable rail 350; the second connecting member 352 is also a metal column, the second connecting member 352 is embedded in the first connecting member 351, the second connecting member 352 is connected with the side wall of the crushing block 313, a plurality of second balls 356 are arranged on the side wall of the second connecting member 352, and the second balls 356 roll with the inner wall of the concave part of the first connecting member 351, so that the second connecting member 352 can slide up and down along the length direction of the first connecting member 351, and the crushing block 313 can move down, thereby opening the material channel 312; and the upper end surfaces of the first connecting piece and the second connecting piece are obliquely arranged from top to bottom.

Further, the second grinding part 32 is a metal disc, the upper end surface of the second grinding part 32 is recessed downwards to form a material placing concave part 302, and the whole first grinding part 31 can be placed in the material placing concave part 302; the side wall of the second grinding piece 32 is recessed inwards to form a positioning concave ring 320, three fixing pieces 12 are arranged on the inner wall of the machine shell 1, the fixing pieces 12 are metal blocks, the fixing pieces 12 are inserted into the positioning concave ring 320, rolling balls 121 are arranged on the side end face and the upper end face of each fixing piece 320, the rolling balls 121 are metal balls, and the rolling balls 121 are in contact with the inner wall of the positioning concave ring 320; a supporting rod 368 is arranged on the second grinding element 32, the supporting rod 368 is partially arranged outside the machine shell 1, a gear 335 is arranged on the driving element 33, and the gear 335 is meshed with the supporting rod 368; when setting up the mounting and inserting to the location concave ring in, can realize fixing and supporting second grinding, and set up the spin then reducible mounting and fix a position the frictional force between the concave ring inner wall to second grinding rotates the in-process stability height.

Specifically, the second grinding element 32 is provided with a plurality of channels 321, and the material after being ground can fall out of the second grinding element 32 through the channels 321 and fall into the hot melting component 4; the second grinding piece 32 is further provided with a blocking piece 322, the blocking piece 322 can be inserted into the channel 321, the blocking piece 322 is composed of a frame body 328 and a blocking column 329, the frame body 328 is a metal frame, the blocking column 329 is a metal column, the blocking column 329 is welded on the frame body 328, and the blocking column 329 can be inserted into the channel 321; the middle of the blocking piece 322 is provided with a plurality of square openings, and the material powder falls from the square openings after falling from the channel 321; the edge of the blocking piece 322 is solid, and a concave ring 327 is formed on the lower end face of the edge of the blocking piece 322 from bottom to top in a concave manner; two air cylinders 323 are arranged on the inner wall mountain of the machine shell 1, a supporting rod 369 is connected to the upper end part of each air cylinder 323, a rolling piece 360 is arranged on each supporting rod 369, each rolling piece 360 is a metal bead, and each rolling piece 360 is embedded into the corresponding recessed ring 327; the blocking piece can be driven to move upwards through the air cylinder so as to block the channel, and the arrangement mode can also effectively support the whole blocking piece and the second grinding piece; when the plugging member 322 is pushed by the cylinder 323, the plugging member 322 moves upward, so that the plugging member 322 blocks the passage 321.

Specifically, the side wall of the blocking column 329 is provided with a limiting convex part 324, the limiting convex part 324 is a circle of convex ring, the second grinding piece 32 is provided with a limiting concave part 325, and when the blocking column 329 is inserted into the channel 321, the limiting convex part 324 is embedded into the limiting concave part 325; the fixed part 12 is provided with an elastic part 13, the elastic part 13 is a spring, the lower end of the elastic part 13 is connected with the upper end surface of the blocking part 322, so that the elastic part 13 can push the blocking part 322 to move downwards, the elastic part 13 can push the blocking part 322 to move downwards when the cylinder moves downwards, the upper end surface of the limit convex part 324 is provided with a wear-resistant layer 326, and the wear-resistant layer 326 is made of wear-resistant plastic, so that the wear-resistant layer 326 can be in contact with the inner wall of the limit concave part 325; set up spacing convex part and spacing concave part then can improve the in-process shutoff piece of shutoff piece using and can not excessively wear out, the whole level and smooth of up end of the garrulous piece of guarantee second to grinding is effectual.

Further, the hot melting part 4 comprises a hot melting cylinder 41 with an upper part in a flaring shape, a heating element 42 arranged on the inner wall of the hot melting cylinder 41 and a nozzle 43 arranged on the lower part of the hot melting cylinder 41, wherein the nozzle 43 is a metal nozzle; the hot melting cylinder 41 is a metal cylinder, the heating element 42 is a resistance wire, and when plastic enters the hot melting cylinder 41, the plastic is melted into a liquid state through the heating element 42 and then is subjected to injection molding.

Example two:

as shown in fig. 8 to 10, the present embodiment is different from the first embodiment in that the present embodiment discloses a damping member 6 for supporting a housing, specifically: damping part 6 includes support body 61, sleeve 62, vaulting pole 63 and bolster 64, support body 61 is the metal frame, this support body 61 with the outer wall of casing 1 links to each other, sleeve 62 is a metal cylinder, sleeve 62's upper end with casing 1 links to each other, vaulting pole 63 is a metal pole, vaulting pole 63 wears to locate in the sleeve 61, bolster 64 is the spring, this bolster 64 cover in sleeve 62 and vaulting pole 63.

Further, a first positioning element 611 is arranged on the outer wall of the sleeve 61, the first positioning element 611 is a ring of metal ring, an anti-falling part 612 is arranged on the first positioning element 611, the anti-falling part 612 is a metal sheet, the anti-falling part 612 is vertically arranged on the lower end surface of the first positioning element 611, and the upper end of the buffer member 64 is located between the anti-falling part 612 and the outer wall of the sleeve 61; the strut 63 is provided with a second positioning part 6331, the second positioning part 631 is a metal ring, the second positioning part 631 is provided with a fastening groove 632, the fastening groove 632 is formed by two metal sheets vertically fixed on the upper end face of the second positioning part 631, and the lower end of the buffer member 64 is inserted into the fastening groove 632; a screw 633 is arranged on the second positioning element 631, the screw 633 is a metal bolt, a screw hole 634 is arranged on the side wall of the brace 63, and the screw 633 is inserted into the screw hole 634, so that the second positioning element 631 is fixed.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all 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.

Claims

1. A waste plastic crushing reprocessing device is characterized in that: comprises that

A housing (1);

the damping component (6) is used for supporting the machine shell (1) and damping vibration on the machine shell (1);

the first crushing component (2) is arranged at the upper part of the machine shell (1) and is used for coarsely crushing large plastics;

the second crushing part (3) is arranged below the first crushing part (2) and used for grinding plastics, and comprises a first grinding part (31), a second grinding part (32) arranged below the first grinding part (31) and a driving part (33) for driving the second grinding part (32) to rotate;

a hot melting component (4) which melts the plastic crushed by the second crushing component (3) into liquid;

the first grinding piece (31) comprises a grinding body (311), a plurality of feeding channels (312) formed on the grinding body (311) and grinding fragments (313) capable of being filled in the feeding channels (312), wherein the grinding fragments (313) are movably connected with the inner walls of the feeding channels (312) through a connecting structure (35);

the connecting structure (35) comprises a movable track (350) formed on the inner wall of the feeding channel (312), a first connecting piece (351) capable of sliding downwards along the length direction of the movable track (350) and a second connecting piece (352) capable of sliding downwards along the length direction of the first connecting piece (351), and the second connecting piece (352) is fixedly connected with the side wall of the grinding fragment (313);

the upper end surfaces of the first connecting piece (351) and the second connecting piece (352) are obliquely arranged from top to bottom;

the end face of the grinding fragment (313) is arranged in an inclined manner from top to bottom.

2. The scrap plastic crushing and reprocessing apparatus according to claim 1, wherein: shock-absorbing component (6) including with frame body (61) that casing (1) links to each other, with sleeve (62) that frame body (61) link to each other, wear to locate vaulting pole (63) in sleeve (62) and cover are located sleeve (62) with bolster (64) of vaulting pole (63).

3. The scrap plastic crushing and reprocessing apparatus according to claim 2, wherein: the outer wall of the sleeve (62) is provided with a first positioning piece (611) matched with the buffer piece (64), and the first positioning piece (611) is vertically provided with an anti-falling part (612).

4. The scrap plastic crushing and reprocessing apparatus according to claim 3, wherein: the utility model discloses a buffer piece (64) is characterized in that can dismantle on vaulting pole (63) and be connected with second setting element (631), be equipped with on second setting element (631) with buffer piece (64) matched with buckle groove (632).

5. The waste plastic crushing and reprocessing device according to claim 4, wherein: a screw rod (633) is arranged on the second positioning piece (631), and a screw hole (634) matched with the screw rod (633) is arranged on the support rod (63).