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CN-122008513-A - Full-automatic powder plasticizing production line

CN122008513ACN 122008513 ACN122008513 ACN 122008513ACN-122008513-A

Abstract

The invention relates to the technical field of powder material processing and automatic production equipment, in particular to a full-automatic powder plasticizing production line. The device comprises a powder feeding unit, a powder pretreatment unit, a powder plasticizing unit, a plasticizing extrusion unit and a conveying unit, wherein the powder feeding unit conveys powder to the pretreatment unit through a lifter, after being subjected to vibration screening and accurate proportioning by a metering device, a charging basket is alternately transported to a discharging station by a duplex displacement transplanting device and a transplanting device, the discharging device is connected with a drying device for drying treatment, the powder plasticizing unit is connected to the plasticizing extrusion unit through a heating conveying bin and a discharging valve, the plasticizing extrusion unit is arranged at a first height, the plasticized powder is filled in a shell by a screw driven by an extrusion motor to form a shell piece, and finally the conveying unit is shifted to the next procedure. From powder feeding to extrusion plasticizing material, the whole process is automatically processed, so that the purposes of improving production efficiency, shortening production period and saving labor cost are achieved.

Inventors

  • YAN XIAOBING
  • ZENG XUEWEN
  • CHANG PENG
  • YI JIAN
  • WU GUANGQI

Assignees

  • 成都正西机器人有限公司

Dates

Publication Date
20260512
Application Date
20260402

Claims (10)

  1. 1. A fully automatic powder plasticizing production line, comprising: The powder feeding unit (1) comprises a powder lifting machine for conveying powder from a first height to a second height; the powder pretreatment unit (2) comprises a powder vibration screening device (20) which is arranged at a third height, wherein the powder vibration screening device (20) is used for receiving powder poured at the second height and screening powder meeting the requirement; the powder metering device (21) is used for precisely metering the sieved powder to reach a preset weight value; The transfer device (22) comprises a double-station transplanting device (220), a charging basket and a transplanting device (240), wherein the charging basket comprises a first charging basket (221) and a second charging basket (222), the double-station transplanting device (220) is used for transferring metered powder from a third height to a fourth height, and the first charging basket (221) or the second charging basket (222) is driven to alternately receive the powder below the powder vibration screening device (20); A discharging device (26) is arranged at the discharging station; a drying device (28) connected to the unloading device (26) for receiving the released powder and performing a drying process; The powder plasticizing unit (3) is arranged at a fifth height and connected with the drying device (28) and comprises a heating conveying bin (30) and a discharge valve (33), wherein the discharge valve (33) is arranged at an outlet of the heating conveying bin (30); The plasticizing extrusion unit (4) is arranged at the first height and is connected with an outlet of the heating conveying bin (30) and used for filling plasticized powder into a shell to form a shell piece, the plasticizing extrusion unit comprises a heat preservation charging basket (40), a filling tube (41), an extrusion motor (42), a screw rod (43) and an extrusion machine base (421), the heat preservation charging basket (40) is arranged at one end of the extrusion machine base (421), the extrusion motor (42) is arranged at the top of the extrusion machine base (421), and the extrusion motor (42) drives the screw rod (43) to rotate in the filling tube (41).
  2. 2. The full-automatic powder plasticizing production line according to claim 1, wherein the duplex displacement planting device (220) comprises a base, a charging basket rotating disc assembly is arranged on the base, the charging basket rotating disc assembly comprises a charging basket rotating disc (223), a stand column (224) is arranged above the charging basket rotating disc (223), the charging basket rotating disc (223) can drive the stand column (224) to positively and negatively rotate, a pair of vertical sliding rails (225) are respectively arranged on two opposite sides of the stand column (224), a transition plate (226) is slidingly connected on the pair of vertical sliding rails (225), a charging basket clamping frame (227) is arranged on the transition plate (226), a sprocket base (228) is jointly connected above the charging basket clamping frame (227) and the transition plate (226), a driving sprocket (229) is connected above the sprocket base (228), a bearing mounting plate (230) is arranged at the top of the stand column (224), a hydraulic motor (231) is mounted on the bearing mounting plate (230), the output end of the hydraulic motor (231) is meshed with the driving sprocket (229), and the other end of the driving sprocket (229) is fixedly connected with a counterweight (232).
  3. 3. The full-automatic powder plasticizing production line according to claim 2, wherein the barrel clamping frame (227) is matched with the first barrel (221)/the second barrel (222) in size, the first barrel (221) and the second barrel (222) are identical in structure, a barrel inlet (2214) is formed in the barrel cover of the first barrel (221) in a penetrating mode, one end of the barrel inlet (2214) is a circular hole, the other end of the barrel inlet (2214) is a strip-shaped hole, a swing type end cover (2210) is arranged on the barrel inlet (2214) and corresponds to the barrel inlet, the outer diameter of the swing type end cover (2210) is larger than that of the circular hole at the barrel inlet (2214), one end of the swing type end cover (2210) is connected with a swing arm (2211), the swing arm (2211) corresponds to the strip-shaped hole, the middle part of the swing arm (2211) is hinged with a swing arm support (2212) through a rotating shaft and can swing up and down around the rotating shaft, the swing arm support (2212) is fixedly connected to the barrel cover, and the other end cover is provided with a swing arm (2213).
  4. 4. The full-automatic powder plasticizing production line according to claim 1, wherein a bottom cover (2215) is arranged at an opening of the first charging basket (221), a mounting groove is formed in the bottom edge of the bottom cover (2215), a support is mounted on the mounting groove, a discharging opening formed by a plurality of valve flaps (2216) is rotatably connected to the support, the valve flaps (2216) are circumferentially distributed along the discharging opening, edges of adjacent valve flaps (2216) can be mutually attached to form sealing fit to seal the discharging opening, a valve handle (2217) is arranged at the other end of each valve flap (2216), the valve handle (2217) extends out of the bottom cover (2215), a gland (2218) is arranged on the periphery of the lower portion of the bottom cover (2215), an elastic piece (2219) is arranged on the upper portion of the gland, a grabbing block (2224) is fixed on the outer side wall of the first charging basket (221), and the grabbing block (2224) transversely penetrates through a plurality of charging basket (2225).
  5. 5. The full-automatic powder plasticizing production line according to claim 4, wherein a plurality of valve handles (2217) and the discharge device (26) form a driving linkage connection, the discharge device (26) comprises a discharge mounting seat (260), an upper charging barrel opening (261) is installed on the discharge mounting seat (260) in a communicated mode, the upper charging barrel opening (261) is slidably connected with a docking device, the docking device comprises a ring column interface (264), a docking disc (266) and a ring column discharging opening (267) which are sequentially arranged from top to bottom, a plurality of groove openings (265) are formed in the top end of the ring column interface (264), the groove openings (265) correspond to the valve handles (2217), guide rods (262) and thin cylinders (263) are further arranged on the discharge mounting seat (260), the guide rods (262) are circumferentially arranged around the ring column discharging opening (267), the guide rods (262) are slidably connected with the docking disc (266), output ends of the thin cylinders (263) are connected with the docking disc (266), and the upper charging barrel opening (261) is communicated with the drying device.
  6. 6. The full-automatic powder plasticizing production line according to claim 1, wherein the transplanting device (240) comprises a transplanting base (241), the transplanting base (241) transversely reciprocates through a guide rail pair, a transplanting upright is fixedly arranged on one side of the top of the transplanting base (241), a screw drive linear module is arranged on the front side of the transplanting upright, a grabbing mechanism is arranged at the front end of the screw drive linear module, and the grabbing mechanism is configured to clamp and release a charging basket.
  7. 7. The full-automatic powder plasticizing production line according to claim 6, wherein the guide rail pair comprises a transverse driving mechanism and a transverse sliding rail, the output end of the transverse driving mechanism is connected with the transplanting base (241), and the transplanting base (241) is slidably mounted on the transverse sliding rail; the linear module of lead screw transmission includes: a lifting motor (242) arranged at the top of the transplanting upright post; The vertical driving mechanism comprises a screw rod driven by the lifting motor (242), a transmission plate forming a spiral transmission pair with the screw rod, and a vertical sliding rail fixed on the transplanting upright post, wherein the transmission plate is in sliding connection with the vertical sliding rail, and the lifting motor (242) drives the transmission plate to do linear reciprocating motion along the longitudinal direction.
  8. 8. The fully automatic powder plasticizing line of claim 7, wherein the grasping mechanism comprises: A grabbing mounting plate (247) fixedly mounted on the front side of the transmission plate, A group of transplanting grabbing blocks (243) which are connected with the front side of the grabbing mounting plate (247) in a sliding way through a first sliding rail, A grabbing motor (245) for driving the group of transplanting grabbing blocks (243) to approach or depart from each other along the first sliding rail so as to clamp and release the charging bucket; Wherein, the relative side tip of transplanting snatch piece (243) is provided with from moist support cover (246), from moist support cover (246) is constructed as holding and supporting grab axle (2225) on the storage bucket.
  9. 9. The full-automatic powder plasticizing production line according to claim 1, wherein the thermal insulation charging basket (40) is funnel-shaped and is fixed at the front end of the extrusion machine base (421) through a funnel mounting seat (44), the screw (43) penetrates through the funnel mounting seat (44) and the bottom of the thermal insulation charging basket (40) and is in spiral connection with the output end of the extrusion motor (42), the extrusion motor (42) is configured to drive the screw (43) to rotate in the filling tube (41), and a rack-and-pinion mechanism is further arranged on one side of the lower portion of the extrusion motor mounting seat (422) to manually drive the extrusion motor mounting seat (422) to move forwards or backwards, and the rack-and-pinion mechanism is driven to rotate through a hand wheel (46).
  10. 10. A fully automatic powder plasticizing line according to claim 9, characterized in that the screw (43) has a progressive decrease in the groove volume from the feed end to the discharge end.

Description

Full-automatic powder plasticizing production line Technical Field The invention relates to the technical field of powder material processing and automatic production equipment, in particular to a full-automatic powder plasticizing production line. Background At present, in the industries of plastics, foods, chemical industry and the like, for processing and filling stations of plasticizable powder (such as PVC, TPU, nylon and the like), a large number of small and medium-sized production enterprises still commonly adopt manual or semi-automatic production modes. The typical process is as follows, the bagged powder material is first thrown into the open hopper manually by the operator, and the powder is then heated and molten initially and extruded roughly by manual control equipment. The production mode mainly comprising manual operation mainly has the following defects: 1. the production efficiency is low, the speed of manual feeding, weighing and filling stations is low, continuous operation cannot be realized, and the production efficiency is a bottleneck for improving the production capacity. The production rhythm depends on the proficiency and physical strength of operators, and the requirement of large-scale industrial production is difficult to meet; 2. the product consistency is poor, and the quality is unstable: the precision of the filling station is low, namely the manual weighing and filling station is greatly influenced by subjective factors, weight deviation is easy to occur, the gram weight of the product is uneven, and the yield is low; 3. the process parameters are unstable, namely key parameters such as temperature control, extrusion speed and the like are manually controlled, and the fluctuation is large, so that the plasticizing degree of materials is uneven, and the physical properties and appearance quality of the final product are directly influenced; 4. The production cost is high, the labor cost is increased day by day depending on a large amount of skilled workers. Meanwhile, the product reject ratio is high, so that serious raw material waste is caused, and the production cost is further increased; 5. Working environment is abominable, has the potential safety hazard: Dust pollution, namely, a large amount of dust is generated in the processes of open feeding and powder conveying, so that the environment is polluted, the respiratory health of operators is endangered, the potential risk of dust explosion exists, Health and safety risks that operators contact the high-temperature melt and equipment for a long time, and occupational injuries such as scalding exist. Meanwhile, the possibility of misoperation of equipment is increased due to manual intervention. Therefore, the invention provides a full-automatic powder plasticizing production line, which can achieve the purposes of improving production efficiency, shortening production period, saving production cost and fully-automatic production. Disclosure of Invention The invention aims to solve the problems in the prior art, and provides a full-automatic powder plasticizing production line. In order to achieve the above purpose, the invention adopts the following technical scheme that: The powder feeding unit comprises a powder lifting machine and a powder feeding unit, wherein the powder lifting machine is used for conveying powder from a first height to a second height; the powder pretreatment unit comprises a powder vibration screening device, a powder pretreatment unit and a powder pretreatment unit, wherein the powder vibration screening device is arranged at a third height and is used for receiving powder poured at the second height and screening powder meeting the requirements; the powder metering device is used for precisely metering the sieved powder to reach a preset weight value; The transfer device comprises a double-station transplanting device, a charging basket and a transplanting device, wherein the charging basket comprises a first charging basket and a second charging basket, and the double-station displacement transplanting device is used for transferring metered powder from a third height to a fourth height and driving the first charging basket or the second charging basket to alternately receive the powder below the powder vibration screening device; the discharging station is provided with a discharging device; the drying device is connected with the discharging device and is used for receiving the released powder and drying the powder; The powder plasticizing unit is arranged at a fifth height and connected with the drying device, and comprises a heating conveying bin and a discharge valve, wherein the discharge valve is arranged at an outlet of the heating conveying bin; The plasticizing extrusion unit is arranged at the first height and connected with the outlet of the heating conveying bin and used for filling plasticized powder into the shell to form a shell piece, the plasticizing extrusion unit compris