CN-119189110-B - Plastic processing device and working method thereof

Abstract

The invention relates to the field of raw material conveying, and discloses a plastic processing device and a working method thereof, wherein the plastic processing device comprises a crushing bin, a screening bin, a crushing mechanism and a screening mechanism; the crushing mechanism set up in the inside of crushing storehouse, the top of crushing storehouse is provided with the feed inlet, screening storehouse set up in the bottom of crushing storehouse, screening mechanism set up in the inside of screening storehouse, the bottom of screening storehouse is fixedly provided with a plurality of supports, the preceding lateral wall of crushing storehouse is provided with driving motor, driving motor with be connected with drive mechanism between the crushing storehouse. Through being provided with sieve, dust frame, air-blower and vibration mechanism, can raise the raw materials of dust groove bottom, carry out preliminary screening to the raw materials to drive the sieve through vibration mechanism and begin the vibration, further screen the raw materials at sieve top, make the raw materials be in motion simultaneously, prevent to block up the sieve, thereby realize the multistage screening to the raw materials.

Inventors

• QIN JIANLIN

Assignees

• 南通尚善模塑科技有限公司

Dates

Publication Date

20260508

Application Date

20240606

Claims (3)

1. 1. The plastic processing device is characterized by comprising a crushing bin (1), a screening bin (2), a crushing mechanism and a screening mechanism; The crushing mechanism is arranged in the crushing bin (1), a feed inlet (4) is arranged at the top of the crushing bin (1), the screening bin (2) is arranged at the bottom of the crushing bin (1), the screening mechanism is arranged in the screening bin (2), a plurality of brackets (3) are fixedly arranged at the bottom of the screening bin (2), a driving motor (10) is arranged on the front side wall of the crushing bin (1), a transmission mechanism (7) is connected between the driving motor (10) and the crushing bin (1), the crushing mechanism comprises a pair of symmetrically arranged crushing rollers (13), the crushing rollers (13) are meshed with each other, the feeding hole (4) is arranged right above the crushing roller (13), the crushing roller (13) is rotationally connected with the inner wall of the crushing bin (1) through a rotating shaft (14), the input end of the rotating shaft (14) is connected with the output end of the transmission mechanism (7), a driving wheel (11) is arranged between the output end of the driving motor (10) and the outer wall of the transmission mechanism (7), the front side wall of the screening bin (2) is rotationally provided with a driven wheel (8), the diameter of the driving wheel (11) is smaller than that of the driven wheel (8), the driving wheel (11) is in meshed connection with the driven wheel (8) through a wheel chain (9), the side wall of the screening bin (2) is provided with a discharge hole (5), and the upper part of the discharge hole (5) is provided with a vibration mechanism (16); The screening mechanism comprises a blower (6), a plurality of groups of dust-raising frames (17) and a screen plate (22), wherein the blower (6) is fixedly arranged on one side wall of the screening bin (2) away from the discharge hole (5), the output end of the blower (6) extends to the inside of the screening bin (2), dust-raising grooves (15) are formed in the bottom of the inner side of the screening bin (2), the dust-raising grooves (15) are semi-cylindrical, a connecting shaft (12) is rotatably arranged at the center of each dust-raising groove (15), the outer end of each connecting shaft (12) penetrates through the screening bin (2) and is fixedly connected with the driven wheel (8), the dust-raising frames (17) are fixedly arranged on the outer wall of each connecting shaft (12), dust-raising rods (18) are fixedly arranged at the outer ends of the dust-raising frames (17), and reinforcing ribs (19) are fixedly arranged between the adjacent dust-raising frames (17); The sieve plate (22) is movably arranged at the top of the inner side of the discharge hole (5), a top table (31) is arranged between the dust raising groove (15) and the discharge hole (5), a sliding sleeve (29) is slidably arranged at the top of the top table (31), one side edge of the sieve plate (22) close to the dust raising groove (15) is rotatably connected with the top of the outer wall of the sliding sleeve (29), and the other side edge of the sieve plate (22) is movably connected with the inner wall of the screening bin (2); The top of top platform (31) is provided with slide mechanism (21), slide mechanism (21) include slip table (30), slip sleeve (29) movably cover is located the outside of slip table (30), be connected with flexible guide bar (37) between the top of slip table (30) and the inboard top of slip sleeve (29), the outside of flexible guide bar (37) is provided with spring (38), slip table (30) orientation one side lateral wall of dust groove (15) evenly is provided with a plurality of latch (32), the outside of latch (32) is provided with gear (33) with meshing, through gear shaft (39) fixed connection between the center of gear (33) with the inner wall of slip sleeve (29), the tip of gear shaft (39) with the inner wall rotation of slip sleeve (29) is connected. A rack (36) is arranged at the bottom of the gear (33) in a meshed manner, a groove (34) is formed in the outer wall of one side, facing the dust raising groove (15), of the sliding sleeve (29), the rack (36) penetrates through the sliding sleeve (29) and extends to the inside of the groove (34), a top block (35) is connected in the groove (34) in a sliding manner, and the inner side wall of the top block (35) is fixedly connected with the rack (36); the rack (36) and the sliding table (30) are vertically arranged, the top block (35) faces to one side wall of the dust raising groove (15) and is arranged in an arc-shaped concave surface, and the size of the top block (35) is matched with the depth of the groove (34).
2. 2. The plastic processing device according to claim 1, wherein the vibration mechanism (16) comprises a vibration motor (20), an eccentric wheel (26) and a vertical rod (28), the vibration motor (20) is fixedly arranged on the outer wall of the screening bin (2), an output shaft (25) is connected to the output end of the vibration motor (20), the other end of the output shaft (25) extends to the inside of the screening bin (2) and is fixedly connected with the center of the eccentric wheel (26), one end, far away from the output shaft (25), of the eccentric wheel (26) is horizontally connected with a connecting rod (27) in a rotating mode, the other end of the connecting rod (27) is connected with the top end of the vertical rod (28) in a rotating mode, and the bottom end of the vertical rod (28) is connected with the top surface of the screen plate (22) in a rotating mode through a universal seat.
3. 3. The plastic processing device according to claim 1, wherein a waste port (23) is formed in the center of the bottom of the dust raising tank (15), and a valve (24) is arranged at the bottom of the waste port (23).

Description

Plastic processing device and working method thereof Technical Field The invention relates to the field of plastic processing, in particular to a plastic processing device and a working method thereof. Background The plastic is a material with polymer organic matter as main component, and may be changed in its form and structure, or synthesized or condensed with monomer material. The plastic product is a general term of articles for life, industry and the like which are processed by adopting plastic as a main raw material, and comprises products of all processes of injection molding, plastic suction and the like which take plastic as the raw material, wherein the raw material is required to be crushed in the process of processing the plastic product. The existing plastic processing pulverizer is used for pulverizing plastics by arranging pulverizing rollers or pulverizing blades, but plastic raw materials are easy to be mixed with foreign matters such as metal and broken stone which are difficult to crush in the processing or transportation process, and the existing pulverizing device is difficult to screen the foreign matters, so that the quality of plastic finished products is influenced. Therefore, a plastic processing device and a working method thereof are provided, which can effectively solve the problems. Disclosure of Invention The invention aims to solve the technical problem that the existing crushing device is difficult to screen foreign matters such as metal and broken stone mixed in plastic raw materials, and provides a plastic processing device and a working method thereof. The technical scheme adopted for solving the technical problems is as follows: A first aspect of the present invention provides a plastic processing apparatus comprising a crushing bin, a screening bin, a crushing mechanism, and a screening mechanism; The crushing mechanism is arranged in the crushing bin, the top of the crushing bin is provided with a feed inlet, the screening bin is arranged at the bottom of the crushing bin, the screening mechanism is arranged in the screening bin, the bottom of the screening bin is fixedly provided with a plurality of supports, the front side wall of the crushing bin is provided with a driving motor, a transmission mechanism is connected between the driving motor and the crushing bin, the crushing mechanism comprises a pair of symmetrically arranged crushing rollers, the crushing rollers are meshed with each other, the feed inlet is arranged right above the crushing rollers, the crushing rollers are rotationally connected with the inner wall of the crushing bin through a rotating shaft, the input end of the rotating shaft is connected with the output end of the transmission mechanism, a driving wheel is arranged between the output end of the driving motor and the outer wall of the transmission mechanism, the front side wall of the screening bin is rotationally provided with a driven wheel, the diameter of the driving wheel is smaller than that of the driven wheel, the driving wheel is in meshed connection with the driven wheel through a wheel chain, the side wall of the screening bin is provided with a discharge hole, and the upper part of the discharge hole is provided with a vibration mechanism. The plastic raw material to be treated is added into the crushing bin along the feeding hole, the driving motor is started simultaneously, the driving motor drives the pair of crushing rollers in the crushing bin to rotate around the rotating shaft in opposite directions through the driving device when rotating, the raw material falling from the feeding hole at the top is crushed, the crushed raw material flows into the screening bin, the driving motor drives the driving wheel to rotate along with the running motor when operating, the driven wheel meshed with the driving wheel is driven to rotate along with the running motor through the wheel chain, the driven wheel rotates along the direction facing the discharging hole, the screening mechanism in the screening bin is driven to screen the raw material, and the screened raw material flows out along the discharging hole. Further, screening mechanism includes the air-blower, a plurality of group's dust frame and sieve, the air-blower sets up fixedly in the screening storehouse one side lateral wall of keeping away from the discharge gate, the output of air-blower extends to the inside in screening storehouse, the inboard bottom in screening storehouse is provided with the dust groove, the dust groove is semi-cylindrical setting, the center in dust groove rotationally is provided with the connecting axle, the outer end of connecting axle passes screening storehouse and follow driving wheel fixed connection, the dust frame sets up fixedly in the outer wall of connecting axle, the outer end of dust frame is fixedly provided with the dust pole, be provided with the strengthening rib fixedly between the adjacent dust frame. When the driven wheel rota