Search

CN-122009755-A - Dust-free conveying and feeding device for plastic particles

CN122009755ACN 122009755 ACN122009755 ACN 122009755ACN-122009755-A

Abstract

The invention discloses a dust-free plastic particle conveying and feeding device, which relates to the technical field of feeding devices and comprises a feeding assembly and a clamping assembly, wherein the feeding assembly comprises a pretreatment bin and a dust removing assembly, the dust removing assembly comprises three filter bag bodies for adsorbing dust, and permanent magnets are arranged at the bottoms of the filter bag bodies, so that the assembly is automatically replaced. This dust-free conveying loading attachment of plastic granules adopts dust-free conveying equipment to carry plastic granules's in-process, in order to make things convenient for the change of wearing part filter bag body, drive first lead screw through step motor and rotate, and then drive two intercommunication warehouses respectively remove to the position corresponding with this filter bag body, can take out the filter bag body of damage through the cooperation between two anchor clamps, and the filter bag body of automatic replacement new, and whole journey need not to shut down conveying equipment, it needs artifical manual change to improve staff's intensity of labour's problem to have solved among the prior art filter bag damage.

Inventors

  • Gu Hailang
  • GU HAIBO
  • LI QIANG
  • SUN DAN

Assignees

  • 淮安旭辉高分子科技有限公司

Dates

Publication Date
20260512
Application Date
20260324

Claims (10)

  1. 1. The plastic particle dust-free conveying and feeding device comprises a feeding assembly (1) and a clamping assembly (7), wherein the feeding assembly (1) comprises a pretreatment bin (101), and is characterized by further comprising a dust removing assembly (4), the dust removing assembly (4) comprises three filter bag bodies (402) for adsorbing dust, and permanent magnets (409) are arranged at the bottoms of the filter bag bodies (402); the automatic replacement assembly (6), the automatic replacement assembly (6) is arranged on two sides of the pretreatment bin (101), the automatic replacement assembly (6) comprises a first screw rod (602) and a spiral rack (612) which are used for driving replacement equipment to move, one end of the first screw rod (602) is fixedly provided with a driving gear (604), the outer surface of the driving gear (604) is connected with a chain (605) in a meshed manner, the inner wall of the chain (605) is connected with two driven gears (606) in a meshed manner, and an electromagnet (613) used for adsorbing a filter bag body (402) is arranged at the top of the spiral rack (612); the outer surface of one side of the pretreatment bin (101) is provided with a spare part box (2), and the outer surface of the other side of the pretreatment bin (101) is provided with a recovery box (3).
  2. 2. The dust-free conveying and feeding device for plastic particles according to claim 1, wherein the automatic replacement assembly (6) further comprises a stepping motor (601), a moving plate (603) is sleeved on the outer surface of the first screw rod (602) in a threaded mode, second screw rods (607) are fixedly installed on the outer surfaces of the two driven gears (606), mounting frames (608) are sleeved on the outer surfaces of the two second screw rods (607) in a threaded mode, the two second screw rods (607) are fixedly connected with the outer surfaces of the pretreatment bin (101) through two auxiliary frames respectively, two ends of the two second screw rods (607) movably penetrate through the outer portions of the two auxiliary frames respectively, and the outer surfaces of the two mounting frames (608) slide with the inner walls of the two auxiliary frames respectively.
  3. 3. The dust-free conveying and feeding device for plastic particles, as set forth in claim 2, characterized in that a compression-resistant frame (609) is fixed at the bottom of the moving plate (603), an electric push rod (610) is arranged on the inner wall of the compression-resistant frame (609), a rotary connector (611) is fixedly arranged at the top end of the electric push rod (610), an input gear (614) is arranged at the top of the moving plate (603) through a connecting frame, a rotating shaft (615) is fixedly embedded in the input gear (614), two ends of the rotating shaft (615) are movably penetrated to the outside of the connecting frame, and the outer surface of the input gear (614) is meshed with the outer surface of a spiral toothed rail (612).
  4. 4. The dust-free conveying and feeding device for plastic particles according to claim 3, wherein the outer surface of the stepping motor (601) is fixedly connected with the outer surface of the pretreatment bin (101) through a screw, two ends of the first screw rod (602) movably penetrate through the outside of the pretreatment bin (101), a limiting pipe is movably embedded in the inner wall of the moving plate (603), two ends of the limiting pipe are fixedly connected with the inner wall of the pretreatment bin (101), and the outer surface of the rotary connector (611) is fixedly connected with the inner wall of the spiral toothed rail (612).
  5. 5. The dust-free conveying and feeding device for plastic particles, as set forth in claim 4, characterized in that the feeding assembly (1) further comprises a feeding hopper (102), a conveying barrel body (103) is fixedly embedded in the inner wall of the pretreatment bin (101), a hole leakage plate (104) is fixedly installed between the opposite inner walls of the conveying barrel body (103), a spiral shaft (105) is movably embedded between the opposite inner walls of the conveying barrel body (103), a connecting shaft (106) is fixedly installed at one end of the spiral shaft (105), a driving device (107) is arranged on the outer surface of the conveying barrel body (103) through a bearing frame, a first belt pulley (108) is fixed at one end of the connecting shaft (106), a belt body (109) is arranged on the outer surface of the first belt pulley (108) in a coupling mode, a spiral conveying device (111) is arranged on the inner portion, close to the bottom, of the pretreatment bin (101), and a second belt pulley (110) is connected to the outer surface of the spiral conveying device (111) in a coupling mode.
  6. 6. The dust-free conveying and feeding device for plastic particles according to claim 5, wherein the inside of the feeding hopper (102) is communicated with the inside of the conveying barrel body (103), the perforated plate (104) is arranged in the pretreatment bin (101), the output end of the driving device (107) is fixedly connected with one end of the connecting shaft (106), and the inner wall of the belt body (109) is in contact with the outer surface of the second belt pulley (110).
  7. 7. The dust-free conveying and feeding device for plastic particles according to claim 6, wherein the dust removing assembly (4) further comprises three external thread rings (401), the outer surface of each external thread ring (401) is in threaded connection with the inner wall of the corresponding filter bag body (402), a differential pressure sensor (403) is arranged in each external thread ring (401), a negative pressure pipe (404) is arranged in each external thread ring (401), one end of each negative pressure pipe (404) is fixedly penetrated to the outside of the pretreatment bin (101), and an electromagnetic valve (405) is arranged on the outer surface of each negative pressure pipe (404).
  8. 8. The dust-free conveying and feeding device for plastic particles according to claim 7, wherein a negative pressure pump (407) is fixedly arranged at the top of the pretreatment bin (101) through screws, an adsorption tube (408) is fixedly communicated with the output end of the negative pressure pump (407), a negative pressure bin (406) is fixedly arranged at the top of the pretreatment bin (101) through screws, one end of the adsorption tube (408) is fixedly penetrated into the negative pressure bin (406), and the other end of each negative pressure tube (404) is fixedly penetrated into the negative pressure bin (406).
  9. 9. The dust-free conveying and feeding device for plastic particles, as set forth in claim 8, is characterized in that clamping assemblies (7) are arranged on two sides of the pretreatment bin (101), each clamping assembly (7) comprises a communication bin (701), a linear module (702) is arranged on the inner wall of each communication bin (701), a limiting block (703) is connected to the outer surface of each linear module (702) in a coupling mode, a hydraulic rod (704) is arranged on the outer surface of each limiting block (703), and a clamp (705) is arranged at one end of each hydraulic rod (704).
  10. 10. The dust-free conveying and feeding device for plastic particles, as set forth in claim 9, wherein one of the communicating chambers (701) is communicated with the interior of the spare part box (2), the other communicating chamber (701) is communicated with the interior of the recovery box (3), the outer surface of one of the mounting frames (608) is fixedly connected with the outer surface of the spare part box (2), the outer surface of the other mounting frame (608) is fixedly connected with the outer surface of the recovery box (3), the two sides of each external thread ring (401) are provided with protective doors (5), and the outer surface of each protective door (5) is fixedly connected with the outer surface of the pretreatment box (101).

Description

Dust-free conveying and feeding device for plastic particles Technical Field The invention relates to the technical field of feeding devices, in particular to a dust-free plastic particle conveying and feeding device. Background The plastic particles are the basic forms of plastic raw materials, such as small particles with the sizes of rice grains and soybeans, also called plastic particles, plastic master batches and resin particles, and the plastic particle dust-free conveying and feeding device is equipment for automatically conveying the plastic raw materials in the plastic processing industry, and is mainly used for automatically conveying the plastic particles from a material bag and a material barrel into equipment such as an injection molding machine and an extruder, and the whole process of conveying the plastic particles by sealing a pipeline, so that dust is not generated, leakage is not caused, a workshop is not polluted in the conveying process, and the plastic particle dust-free conveying device is airtight, automatic and dust-free. The existing filter bag in the plastic particle dust-free conveying and feeding device is a core filter component for finely separating air and materials and realizing dust-free conveying, the core function of the filter bag is to intercept dust and purified air flow, the dust-free effect and the overall operation safety of the device are determined, but the filter bag in the plastic particle dust-free conveying and feeding device is in multiple severe working conditions of dust flushing, electrostatic effect, mechanical impact and environmental aging for a long time, and the filter bag is used as a direct contact component for dust-containing air flow filtration, and has no buffer protection, so that the filter bag is easy to damage in the use process, is a core vulnerable part, and the existing dust-free conveying device is required to be manually replaced with a new filter bag when dealing with the condition of filter bag damage, so that the labor intensity of workers is increased. So we propose a dust-free conveying and feeding device for plastic particles so as to solve the problems mentioned above. Disclosure of Invention The invention aims to provide a dust-free plastic particle conveying and feeding device, which is used for solving the problem that the filter bag damaged by the background technology needs to be manually replaced, so that the labor intensity of staff is improved. In order to achieve the purpose, the technical scheme is that the plastic particle dust-free conveying and feeding device comprises a feeding assembly and a clamping assembly, wherein the feeding assembly comprises a pretreatment bin and further comprises a dust removing assembly, the dust removing assembly comprises three filter bag bodies for adsorbing dust, permanent magnets are arranged at the bottoms of the filter bag bodies, automatic replacement assemblies are arranged on two sides of the pretreatment bin, each automatic replacement assembly comprises a first screw rod and a spiral toothed rail for driving replacement equipment to move, one end of the first screw rod is fixedly provided with a driving gear, the outer surface of the driving gear is connected with a chain in an engaged mode, the inner wall of the chain is connected with two driven gears in an engaged mode, the top of the spiral toothed rail is provided with an electromagnet for adsorbing the filter bag bodies, the outer surface of one side of the pretreatment bin is provided with a spare box, and the outer surface of the other side of the pretreatment bin is provided with a recovery box. Preferably, the automatic replacement assembly further comprises a stepping motor, the outer surface thread bush of the first screw rod is provided with a moving plate, the outer surfaces of the driven gears are fixedly provided with second screw rods, the outer surfaces of the second screw rods are fixedly sleeved with mounting frames, the second screw rods are fixedly connected with the outer surfaces of the pretreatment bins through two auxiliary frames respectively, the two ends of the second screw rods movably penetrate through the outer parts of the two auxiliary frames respectively, and the outer surfaces of the mounting frames slide with the inner walls of the two auxiliary frames respectively. Preferably, the bottom of movable plate is fixed with the anti-compression frame, the inner wall of anti-compression frame sets up the electricity push rod, the top fixed mounting of electricity push rod has the swivelling joint head, the top of movable plate sets up input gear through the link, input gear's inside is fixed to be inlayed and is equipped with the pivot, the outside to the link is all run through to the activity in the both ends of pivot, input gear's surface and spiral rack's surface meshing are connected. Preferably, the outer surface of step motor passes through the surface fixed connection of screw and pretre