阅读说明：本技术 一种环保用的塑料回收二级破碎装置 (Plastics of environmental protection usefulness are retrieved second grade breaker ) 是由 罗慧 于 2021-07-22 设计创作，主要内容包括：本发明公开了一种环保用的塑料回收二级破碎装置,包括破碎筒,破碎筒的上下两侧均贯穿设有转轴通孔,破碎筒的底端贯穿设有若干均匀排列的出料通孔,本发明通过设置的两个破碎轴对向朝破碎筒内侧转动,实现将塑料瓶进行一次破碎,通过设置的位于上端的切刀片与固定叶片之间相互剪切转动,实现了将塑料进行二次粉碎,通过位于底端的切刀片与破碎筒内部的底端之间相贴合公转以及自转,实现了切刀片的刀刃将位于底端的塑料片击飞起来,并被位于上端的切刀片与固定叶片之间相互剪切转动进行持续破碎,通过设置的抖动盘上下抖动,使凸柱从出料通孔内滑进或者抽出,实现将被卡在出料通孔内的塑料片被顶出来,以解决背景技术中提出的问题。(The invention discloses an environment-friendly plastic recycling secondary crushing device, which comprises a crushing barrel, wherein rotating shaft through holes are respectively arranged at the upper side and the lower side of the crushing barrel in a penetrating manner, a plurality of uniformly arranged discharge through holes are arranged at the bottom end of the crushing barrel in a penetrating manner, the plastic bottle is crushed for one time by rotating two opposite crushing shafts towards the inner side of the crushing barrel, plastic is crushed for the second time by mutual shearing and rotation between a cutting blade at the upper end and a fixed blade, plastic sheets at the bottom end are hit by the cutting edge of the cutting blade and are continuously crushed by mutual shearing and rotation between the cutting blade at the upper end and the fixed blade, and a convex column slides in or out of the discharge through holes by up-and-down shaking of a shaking disc, the plastic sheet clamped in the discharge through hole is ejected out, so that the problems in the background art are solved.)

1. The environment-friendly plastic recycling secondary crushing device comprises a crushing barrel (1), and is characterized in that a rotating shaft through hole (11) penetrates through the upper side and the lower side of the crushing barrel (1), a plurality of uniformly arranged discharge through holes (12) penetrate through the bottom end of the crushing barrel (1), a motor fixing disc (13) is fixedly arranged at the top end of the crushing barrel (1), a feeding hopper (14) is fixedly arranged on one side, close to the upper end, of the crushing barrel (1), the feeding hopper (14) is communicated with the crushing barrel (1), and a plurality of fixing legs (16) which are arranged at equal intervals in the circumference are fixedly arranged at the bottom end of the crushing barrel (1);

the crushing barrel (1) is provided with a planetary crusher (2), the planetary crusher (2) comprises a central gear (21), the top end of the central gear (21) is coaxially and fixedly provided with a belt wheel I (211), the periphery of the central gear (21) is fixedly provided with a plurality of planetary gears (22) which are circumferentially arranged at equal intervals, the bottom end of each planetary gear (22) is coaxially and fixedly provided with a planetary rotating shaft (221), the bottom end position and the position close to the bottom end of each planetary rotating shaft (221) are respectively and fixedly provided with a plurality of cutter blades (222) which are circumferentially arranged at equal intervals, the bottom ends of the cutter blades (222) positioned at the bottom ends are attached to the bottom end surface inside the crushing barrel (1), the top end of the belt wheel I (211) is provided with a motor (23), the motor (23) is fixedly connected with a motor fixing disk (13), and the output shaft of the motor (23) penetrates through the motor fixing disk (13) and is coaxially and fixedly connected with the belt wheel I (211);

the inside position that is close to the bottom of broken section of thick bamboo (1) is equipped with fixed cutters (3), fixed cutters (3) are including driven change ring (31), fixed being equipped with a plurality of planet axle sleeves (32) that are circumference equidistant range on driven change ring (31), planet axle sleeve (32) cover is located on the corresponding planet pivot (221) in position, planet axle sleeve (32) are located between upper and lower two sets of cutter piece (222), the fixed blade (33) that are circumference equidistant range in top of planet axle sleeve (32) are equipped with a plurality of fixed blade (33), be equipped with two mutual parallel arrangement's broken axle (4) in broken section of thick bamboo (1).

2. The environment-friendly plastic recycling secondary crushing device as claimed in claim 1, wherein a central rotating shaft rod (212) is coaxially and fixedly arranged at the bottom end of the central gear (21), a plurality of stirring blades (213) which are circumferentially arranged at equal intervals are fixedly arranged at the bottom end of the central rotating shaft rod (212), the top end of the central rotating shaft rod (212) extends out of the central gear (21) and is fixedly connected with the first belt wheel (211), and the top end and the bottom end of the central rotating shaft rod (212) are positioned in the rotating shaft through hole (11) and are rotatably connected with the crushing cylinder (1).

3. The environment-friendly plastic recycling secondary crushing device as claimed in claim 2, wherein one end of the crushing shaft (4) is coaxially and fixedly provided with a meshing gear (41), the two meshing gears (41) are meshed with each other, the crushing teeth on the two crushing shafts (4) are staggered and spaced from each other, and the two crushing shafts (4) are both positioned at the position of the feeding hopper (14).

4. The environment-friendly plastic recycling secondary crushing device according to claim 3, wherein a screw rod limiting plate (15) is fixedly arranged on one side of the feeding hopper (14), and screw rod through holes (151) are formed in the screw rod limiting plate (15) and the top end of the crushing barrel (1) in a penetrating manner.

5. The environment-friendly plastic recycling secondary crushing device as claimed in claim 4, wherein a second belt wheel (42) is arranged on one side of the motor fixing disc (13) at the upper end of the crushing cylinder (1), a belt wheel rotating shaft (421) is coaxially and fixedly arranged at the bottom end of the second belt wheel (42), the belt wheel rotating shaft (421) sequentially penetrates through two screw rod through holes (151) to be rotatably connected with the crushing cylinder (1) and the screw rod limiting plate (15), a screw rod (422) is coaxially and fixedly arranged on the belt wheel rotating shaft (421), and the screw rod (422) is engaged with one of the engaging gears (41).

6. An environmentally friendly plastics recycling secondary crushing apparatus according to claim 5, wherein a transmission belt (43) is connected between the second pulley (42) and the first pulley (211).

7. The environment-friendly plastic recycling secondary crushing device as claimed in claim 1, wherein an upper gear cylinder (214) is coaxially and fixedly arranged at the bottom end of the central rotating shaft rod (212), the upper gear cylinder (214) extends out of the bottom end of the crushing cylinder (1), a connecting rotating shaft (215) is coaxially and fixedly arranged at the bottom end of the upper gear cylinder (214), a connecting disc (216) is coaxially and fixedly arranged at the bottom end of the connecting rotating shaft (215), and a thrust spring (217) is sleeved on the connecting rotating shaft (215) so as to push the shaking disc (5) upwards through the thrust spring (217).

8. The environment-friendly plastic recycling secondary crushing device as claimed in claim 7, wherein a shaking disk (5) is arranged at the bottom end of the crushing barrel (1), a plurality of sliding through holes (51) which are circumferentially arranged at equal intervals are arranged on the shaking disk (5) in a penetrating manner, the fixed legs (16) penetrate through the sliding through holes (51) and are connected with the shaking disk (5) in a sliding manner, a plurality of uniformly distributed convex columns (52) are fixedly arranged on the shaking disk (5), and the positions of the convex columns (52) correspond to the positions of the discharging through holes (12) one by one.

9. The environment-friendly plastic recycling secondary crushing device as claimed in claim 8, wherein a plurality of leakage through holes (53) are formed in the periphery of the convex column (52) in a penetrating manner, a limiting cylinder (54) is arranged in the middle of the shaking disc (5), the limiting cylinder (54) is communicated with the shaking disc (5), the connecting rotating shaft (215) is positioned in the limiting cylinder (54) and is connected with the limiting cylinder (54) in a rotating and sliding manner, a lower gear cylinder (55) is arranged inside the limiting cylinder (54), and the lower gear cylinder (55) is meshed with the upper gear cylinder (214).

Technical Field

The invention relates to the technical field of environment-friendly plastic recycling, in particular to a two-stage crushing device for environment-friendly plastic recycling.

Background

The plastic bottle is mainly made of polyethylene or polypropylene and other materials with a plurality of organic solvents. The plastic bottle widely uses Polyester (PET), Polyethylene (PE) and polypropylene (PP) as raw materials, and is a plastic container which is added with a corresponding organic solvent, heated at high temperature, blown, extruded and blown or injection molded by a plastic mold. The traditional plastic bottle recovery device has the following defects: because the surface of plastic bottle is comparatively smooth, the device can not be abundant broken plastic bottle, influences the plastic bottle and retrieves the effect, therefore the practicality is relatively poor. Therefore, the invention provides an environment-friendly plastic recycling secondary crushing device to solve the problems in the background technology.

Disclosure of Invention

The invention aims to provide an environment-friendly plastic recycling two-stage crushing device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a plastic recycling secondary crushing device for environmental protection comprises a crushing barrel, wherein rotating shaft through holes are formed in the upper side and the lower side of the crushing barrel in a penetrating mode, a plurality of uniformly arranged discharging through holes are formed in the bottom end of the crushing barrel in a penetrating mode, a motor fixing disc is fixedly arranged at the top end of the crushing barrel, a feeding hopper is fixedly arranged on one side, close to the upper end, of the crushing barrel, the feeding hopper is communicated with the crushing barrel, and a plurality of fixing legs which are arranged circumferentially at equal intervals are fixedly arranged at the bottom end of the crushing barrel;

the crushing barrel is provided with a planetary crusher, the planetary crusher comprises a central gear, the top end of the central gear is coaxially and fixedly provided with a first belt wheel, a plurality of planetary gears which are arranged at equal intervals in a circumferential mode are fixedly arranged on the periphery of the central gear, the bottom end of each planetary gear is coaxially and fixedly provided with a planetary rotating shaft, a plurality of cutter blades which are arranged at equal intervals in a circumferential mode are fixedly arranged at the bottom end of each planetary rotating shaft and at the position close to the bottom end of each planetary rotating shaft, the bottom ends of the cutter blades at the bottom ends are attached to the bottom end surface of the inside of the crushing barrel, the top end of the first belt wheel is provided with a motor, the motor is fixedly connected with a motor fixing disk, and a motor output shaft penetrates through the motor fixing disk and is coaxially and fixedly connected with the first belt wheel;

the inside position that is close to the bottom of a broken section of thick bamboo is equipped with fixed cutters, and fixed cutters includes driven change, and the fixed planet axle sleeve that is a plurality of circumference equidistant range that is equipped with on the driven change, and on the corresponding planet pivot in position was located to the planet axle sleeve, the planet axle sleeve was located between the upper and lower two sets of cutter piece, and the fixed blade that is a plurality of circumference equidistant ranges that is equipped with in top of planet axle sleeve is equipped with two mutual parallel arrangement's broken axle in the broken section of thick bamboo.

As a further scheme of the invention, a central rotating shaft rod is coaxially and fixedly arranged at the bottom end of the central gear, a plurality of stirring pieces which are arranged at equal intervals in the circumferential direction are fixedly arranged at the bottom end of the central rotating shaft rod, the top end of the central rotating shaft rod extends out of the central gear and is fixedly connected with the belt wheel I, and the top end and the bottom end of the central rotating shaft rod are positioned in the through hole of the rotating shaft and are rotatably connected with the crushing cylinder, so that the plastic sheets can be conveniently stirred to one side of the cutting blade by the stirring pieces rotating along with the central rotating shaft rod.

As a further scheme of the invention, one end of each crushing shaft is coaxially and fixedly provided with an engaging gear, the two engaging gears are engaged with each other, the crushing teeth on the two crushing shafts are staggered and arranged at intervals, and the two crushing shafts are both positioned at the position of the feed hopper, so that the plastic bottles can conveniently enter the crushing shafts to be crushed for the first time.

According to a further scheme of the invention, a screw rod limiting plate is fixedly arranged on one side of the feed hopper, and screw rod through holes are formed in the screw rod limiting plate and the top end of the crushing barrel in a penetrating manner, so that a second belt wheel, a belt wheel rotating shaft and a screw rod can be conveniently installed.

As a further scheme of the invention, a second belt wheel is arranged on one side of a motor fixing disc at the upper end of the crushing barrel, a belt wheel rotating shaft is coaxially and fixedly arranged at the bottom end of the second belt wheel, the belt wheel rotating shaft sequentially penetrates through two screw rod through holes to be rotatably connected with the crushing barrel and the screw rod limiting plate, screw rods are coaxially and fixedly arranged on the belt wheel rotating shaft, the screw rods are meshed with one meshing gear, power transmission is facilitated, and the crushing shaft is driven to rotate through mutual meshing between the screw rods and the meshing gears.

As a further scheme of the invention, a transmission belt is connected between the second belt wheel and the first belt wheel, so that power transmission is facilitated.

As a further scheme of the invention, the bottom end of the central rotating shaft rod is coaxially and fixedly provided with an upper tooth cylinder, the upper tooth cylinder extends out of the bottom end of the crushing cylinder, the bottom end of the upper tooth cylinder is coaxially and fixedly provided with a connecting rotating shaft, the bottom end of the connecting rotating shaft is coaxially and fixedly provided with a connecting disc, and the connecting rotating shaft is sleeved with a thrust spring, so that the shaking disc is pushed upwards through the thrust spring.

As a further scheme of the invention, a shaking disk is arranged at the bottom end of the crushing cylinder, a plurality of sliding through holes which are arranged at equal intervals on the circumference are arranged on the shaking disk in a penetrating manner, the fixed legs penetrate through the sliding through holes and are connected with the shaking disk in a sliding manner, a plurality of uniformly distributed convex columns are fixedly arranged on the shaking disk, the positions of the convex columns correspond to the positions of the discharging through holes one by one, and the plastic sheets clamped in the discharging through holes can be conveniently ejected out of the discharging through holes through the up-and-down sliding of the convex columns.

As a further scheme of the invention, a plurality of leakage through holes are arranged around the convex column in a penetrating manner, a limiting cylinder is arranged in the middle of the shaking disc, the limiting cylinder is communicated with the shaking disc, the connecting rotating shaft is positioned in the limiting cylinder and is in rotating and sliding connection with the limiting cylinder, a lower tooth cylinder is arranged in the limiting cylinder, the lower tooth cylinder and the upper tooth cylinder are meshed with each other, meshing teeth on the upper tooth cylinder and meshing teeth on the lower tooth cylinder are staggered with each other through the rotation of the upper tooth cylinder, and the shaking disc is shaken up and down under the thrust action of the thrust spring.

Compared with the prior art, the invention has the beneficial effects that:

the plastic bottle crushing machine comprises a crushing barrel, a crushing blade, a fixed blade, a vibrating plate, a convex column, a vibrating plate, a convex column, a discharging through hole and a discharging through hole, wherein the crushing through hole is arranged in the crushing barrel, the discharging through hole is arranged in the crushing barrel, and the discharging through hole is arranged in the discharging through hole.

Drawings

FIG. 1 is a schematic view showing the structure of an environmentally friendly secondary crushing apparatus for recycling plastics in accordance with example 1.

FIG. 2 is a partial sectional view showing the structure of an environment-friendly secondary crushing apparatus for recycling plastic according to example 1.

FIG. 3 is an exploded view of the environment-friendly secondary crushing apparatus for recycling plastics according to example 1.

FIG. 4 is a schematic view of the structure of a crushing cylinder in an environment-friendly secondary crushing device for recycling plastics in example 1.

FIG. 5 is a schematic view showing the construction of a planetary crusher and a fixed cutter in an environmentally friendly secondary crushing apparatus for recycling plastics according to example 1.

FIG. 6 is a schematic view showing a partial structure of a planetary crusher in an environment-friendly secondary crushing apparatus for recycling plastics according to example 1.

FIG. 7 is a schematic view showing the structure of an environmentally friendly secondary crushing apparatus for recycling plastics in accordance with embodiment 2.

FIG. 8 is an exploded view of the environment-friendly secondary crushing apparatus for recycling plastic according to example 2.

FIG. 9 is a schematic view showing the construction of a shaking plate of an environmentally friendly secondary crushing apparatus for recycling plastics according to example 2.

FIG. 10 is a schematic view showing the construction of a planetary crusher in the secondary crushing apparatus for recycling plastics for environmental protection in accordance with example 2.

In the figure: a crushing cylinder 1; a shaft through hole 11; a discharge through hole 12; a motor fixing disk 13; a feed hopper 14; a screw rod limit plate 15; a lead screw through hole 151; a fixed leg 16;

a planetary crusher 2; a sun gear 21; a first belt wheel 211; a central spindle shaft 212; a stirring blade 213; an upper gear barrel 214; a connecting rotating shaft 215; a connecting disc 216; a thrust spring 217;

the planetary gears 22; a planetary rotation shaft 221; a cutting blade 222; a motor 23; a fixed cutter device 3; a driven rotary ring 31; a planetary sleeve 32; the fixed blades 33;

a crushing shaft 4; a meshing gear 41; a second belt wheel 42; a pulley shaft 421; a screw 422; a transmission belt 43;

a shaking disk 5; a slide through hole 51; a boss 52; the escape through hole 53; a limiting cylinder 54; and a lower toothed cylinder 55.

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.

Example 1: referring to fig. 1 to 6, in an embodiment of the present invention, an environment-friendly plastic recycling secondary crushing device includes a crushing cylinder 1, wherein a rotating shaft through hole 11 penetrates through upper and lower sides of the crushing cylinder 1, a plurality of uniformly arranged discharge through holes 12 penetrate through a bottom end of the crushing cylinder 1, a motor fixing disc 13 is fixed at a top end of the crushing cylinder 1, a feed hopper 14 is fixed at one side of the crushing cylinder 1 near the upper end, the feed hopper 14 is communicated with the crushing cylinder 1, and a plurality of fixing legs 16 arranged at equal intervals circumferentially are fixed at the bottom end of the crushing cylinder 1;

the crushing barrel 1 is provided with a planetary crusher 2, the planetary crusher 2 comprises a central gear 21, the top end of the central gear 21 is coaxially and fixedly provided with a first belt wheel 211, the periphery of the central gear 21 is fixedly provided with a plurality of planetary gears 22 which are arranged at equal intervals in a circumferential manner, the bottom end of each planetary gear 22 is coaxially and fixedly provided with a planetary rotating shaft 221, the bottom end position and the position close to the bottom end of each planetary rotating shaft 221 are fixedly provided with a plurality of cutting blades 222 which are arranged at equal intervals in a circumferential manner, the bottom ends of the cutting blades 222 at the bottom ends are attached to the bottom end surface of the inside of the crushing barrel 1, the top end of the first belt wheel 211 is provided with a motor 23, the motor 23 is fixedly connected with a motor fixing disk 13, and the output shaft of the motor 23 penetrates through the motor fixing disk 13 to be coaxially and fixedly connected with the first belt wheel 211;

the inside position that is close to the bottom of broken section of thick bamboo 1 is equipped with fixed cutters 3, fixed cutters 3 include driven change 31, the fixed planet axle sleeve 32 that is a plurality of equidistant range of circumference that is equipped with on the driven change 31, the corresponding planet pivot 221 in position is located to planet axle sleeve 32 cover, planet axle sleeve 32 is located between upper and lower two sets of cutter piece 222, the fixed stationary vane 33 that is a plurality of equidistant range of circumference that is equipped with in top of planet axle sleeve 32, be equipped with two mutual parallel arrangement's broken axle 4 in the broken section of thick bamboo 1.

It should be noted that the top end surface of the planetary shaft sleeve 32 is flush with the upper end surface of the driven rotating ring 31 and the upper end surface of the fixed blade 33, and the top end of the fixed blade 33 is attached to the bottom end of the cutter blade 222, so that the cutter blade 222 at the upper end rotates around the planetary rotating shaft 221 to achieve the effect of shearing with the upper end surface of the planetary shaft sleeve 32 and the upper end surface of the fixed blade 33, and accordingly, plastics are sheared.

It is further described that a plurality of inner gear teeth arranged at equal intervals on the circumference are fixedly arranged on the inner side edge of the upper end of the crushing barrel 1, so that the planetary gear 22, the inner gear teeth and the central gear 21 are meshed with each other to form a planetary gear device in a matching way.

In this embodiment, a central rotating shaft rod 212 is coaxially and fixedly arranged at the bottom end of the central gear 21, a plurality of stirring blades 213 which are arranged at equal intervals are fixedly arranged at the bottom end of the central rotating shaft rod 212, the top end of the central rotating shaft rod 212 extends out of the central gear 21 and is fixedly connected with the first belt pulley 211, the top end and the bottom end of the central rotating shaft rod 212 are positioned in the rotating shaft through hole 11 and are rotatably connected with the crushing barrel 1, and the stirring blades 213 can rotate along with the central rotating shaft rod 212 to stir the plastic sheets to one side of the cutting blades 222.

In this embodiment, the coaxial fixed meshing gear 41 that is equipped with of one end of broken axle 4, intermeshing between two meshing gear 41, the interval setting of staggering each other between the broken tooth on two broken axles 4, two broken axles 4 all are located the position of feeder hopper 14 department, and the plastic bottle of being convenient for enters into in broken axle 4 and carries out for the first time by smashing.

It is worth noting that a screw rod limiting plate 15 is fixedly arranged on one side of the feed hopper 14, and screw rod through holes 151 are formed in the screw rod limiting plate 15 and the top end of the crushing barrel 1 in a penetrating mode, so that the second belt wheel 42, the belt wheel rotating shaft 421 and the screw rod 422 can be conveniently installed.

Further, one side of the motor fixing disc 13 at the upper end of the crushing barrel 1 is provided with a belt wheel II 42, the bottom end of the belt wheel II 42 is coaxially and fixedly provided with a belt wheel rotating shaft 421, the belt wheel rotating shaft 421 sequentially penetrates through the two screw rod through holes 151 to be rotatably connected with the crushing barrel 1 and the screw rod limiting plate 15, the belt wheel rotating shaft 421 is coaxially and fixedly provided with a screw rod 422, the screw rod 422 is meshed with one of the meshing gears 41, so that power can be conveniently transmitted, and the crushing shaft 4 is driven to rotate through the mutual meshing between the screw rod 422 and the meshing gear 41.

In addition, a transmission belt 43 is connected between the second pulley 42 and the first pulley 211, so that power transmission is facilitated.

The working principle of the invention is as follows: starting the motor 23, wherein an output shaft of the motor 23 rotates to drive the first belt wheel 211 to rotate, so that the central gear 21 and the central rotating shaft rod 212 rotate along with the first belt wheel 211, the planetary gear 22 is meshed with the inner gear and the central gear 21 to form a planetary gear device in a matching manner, the rotation of the central gear 21 drives the planetary gear 22 to revolve and rotate, the revolution and the rotation of the planetary rotating shaft 221 are realized, the cutter blade 222 rotates along with the planetary rotating shaft 221, the driven rotating ring 31 revolves and rotates along with the planetary rotating shaft 221, the cutter blade 222 at the upper end rotates and shears with the fixed blade 33, and the cutter blade 222 at the bottom end and the bottom end surface in the crushing barrel 1 are mutually attached and rotate;

on the other hand, the planetary rotating shaft 221 drives the second belt wheel 42 to rotate through the transmission belt 43, so that the second belt wheel rotating shaft 421 and the screw rod 422 both rotate along with the planetary rotating shaft, the screw rod 422 is meshed with one meshing gear 41, the meshing gear 41 is driven to rotate through the rotation of the screw rod 422, and the two meshing gears 41 are meshed with each other to oppositely rotate towards the inner side of the crushing cylinder 1;

the plastics that will retrieve back drop into in feeder hopper 14, thereby carry out primary crushing through intermeshing's broken axle 4 opposite rotation with plastics, the plastic bottle enters into crushing section of thick bamboo 1 after primary crushing, through shearing rotation each other between cutter 222 and the fixed blade 33 that are located the upper end, it carries out the regrinding to have realized carrying out plastics, through laminating revolution and rotation between the cutter 222 that is located the bottom and the inside bottom of crushing section of thick bamboo 1 mutually, it flies to have realized that the cutting edge of cutter 222 hits the plastic sheet that is located the bottom, and it is broken to be sheared rotation each other between cutter 222 and the fixed blade 33 that are located the upper end, with this flow, until plastics are broken to enough minimumly and leak out through discharging through hole 12.

Example 2: referring to fig. 7 to 10, the present embodiment is different from embodiment 1 in that an upper gear cylinder 214 is coaxially and fixedly disposed at a bottom end of the central rotating shaft 212, the upper gear cylinder 214 extends out of a bottom end of the crushing cylinder 1, a connecting rotating shaft 215 is coaxially and fixedly disposed at a bottom end of the upper gear cylinder 214, a connecting disc 216 is coaxially and fixedly disposed at a bottom end of the connecting rotating shaft 215, and a thrust spring 217 is sleeved on the connecting rotating shaft 215, so that the shaking plate 5 is pushed upwards by the thrust spring 217.

Further, the bottom of broken section of thick bamboo 1 is equipped with shakes driving disk 5, it is equipped with a plurality of sliding through hole 51 that are the equidistant range of circumference to run through on the driving disk 5 to tremble, fixed leg 16 passes sliding through hole 51 and shakes sliding connection between the driving disk 5, shake fixed projection 52 that is equipped with a plurality of evenly distributed on the driving disk 5, the position of projection 52 and the position one-to-one of discharging hole 12, be convenient for slide from top to bottom through projection 52 will be blocked the plastic sheet in discharging hole 12 and be ejecting from discharging hole 12.

Furthermore, a plurality of leakage through holes 53 are arranged around the convex column 52 in a penetrating manner, a limiting cylinder 54 is arranged in the middle of the shaking plate 5, the limiting cylinder 54 is communicated with the shaking plate 5, the connecting rotating shaft 215 is positioned in the limiting cylinder 54 and is in rotating and sliding connection with the limiting cylinder 54, a lower gear cylinder 55 is arranged inside the limiting cylinder 54, the lower gear cylinder 55 is meshed with the upper gear cylinder 214, meshing teeth on the upper gear cylinder 214 and meshing teeth on the lower gear cylinder 55 are staggered with each other through the rotation of the upper gear cylinder 214, and the shaking plate 5 is shaken up and down under the thrust action of the thrust spring 217.

The working principle of the invention is as follows: in the rotation process of the central rotating shaft rod 212, the upper gear barrel 214 rotates along with the central rotating shaft rod 212, the shaking disc 5 shakes up and down through the thrust action of the thrust spring 217 in the relative rotation staggered matching between the upper gear barrel 214 and the lower gear barrel 55, the convex column 52 is enabled to be deep into the discharging through hole 12 or to be extracted from the discharging through hole 12, so that plastic sheets clamped in the discharging through hole 12 are ejected out, when the shaking disc 5 moves downwards, the discharging through hole 12 is unblocked, and crushed plastic sheets fall from the discharging through hole 12 and the leakage through hole 53.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.