WO2022110287A1

WO2022110287A1 - Plastic product processing apparatus having dust removal function

Info

Publication number: WO2022110287A1
Application number: PCT/CN2020/134437
Authority: WO
Inventors: 朱建英
Original assignee: 吴江鼎泰电子材料有限公司
Priority date: 2020-11-24
Filing date: 2020-12-08
Publication date: 2022-06-02
Also published as: CN112476843A; LU501889B1

Abstract

A plastic product processing apparatus having a dust removal function, which comprises a base (2) and a dust removal box (3), the dust removal box (3) is fixedly arranged on the base (2), a first guide plate (6) and a second guide plate (4) are, from top to bottom, sequentially arranged at an incline within the dust removal box (3), a plurality of electrostatic dust attraction plates (5) are provided equidistantly and in an alternating cycle between the first guide plate (6) and the second guide plate (4), a dust suction cylinder (11) that has an internal hollow cavity structure is fixedly provided within a cavity segment of the dust removal box (3) above the first guide plate (6), a material lift box (21) is fixedly provided at a side of the dust removal box (3) by means of a plurality of first support rods (24), two drive rollers (22) are rotatably mounted in vertical symmetry within the material lift box (21), a belt (26) is wrapped around the two drive rollers (22), a plurality of material lift plates (25) are equidistantly provided on the belt (26), and a material pushing assembly and a material scattering assembly are arranged within the dust removal box (3).

Description

A plastic product processing device with dust removal function

technical field

The invention relates to the technical field of plastic product processing, in particular to a plastic product processing device with a dust removal function.

Background technique

Plastic refers to high molecular weight synthetic resin as the main component, adding appropriate additives, such as plasticizers, stabilizers, flame retardants, lubricants, colorants, etc., processed and molded plastic materials, or cured and cross-linked. Rigid materials, plastics are widely used and are indispensable components in home appliances, automobiles, mobile phones, PCs, medical equipment, and lighting appliances. Most of plastic raw materials are extracted from some oils. The most familiar part of PC materials is Extracted from petroleum, PC material has a gasoline smell when it is burned; ABS is extracted from coal, and ABS will be in the form of soot when it is burned out; POM is extracted from natural gas, and POM is in There is a very smelly gas smell when it's done burning.

technical problem

Plastic products are usually obtained by melting plastic particles and then injecting them into a mold for cooling and molding. However, the existing plastic product processing equipment cannot remove the dust in the plastic particles, so that the produced plastic products are prone to breakage and affect the appearance. As a result, the overall quality is poor. Therefore, the present invention proposes a plastic product processing device with a dust removal function to solve the above problems.

technical solutions

The purpose of the embodiments of the present invention is to provide a plastic product processing device with a dust removal function to solve the above problems.

To achieve the above object, the present invention provides the following technical solutions:

A plastic product processing device with a dust removal function, comprising a base and a dust removal box, the dust removal box is fixed on the base, and a first guide plate and a second guide plate are obliquely arranged in the dust removal box from top to bottom. The guide plate and the second guide plate are equidistantly and alternately provided with a plurality of electrostatic dust collectors. The dust box is located in the cavity section above the first guide plate and is fixed with a vacuum tube with a cavity structure inside. The lifting box is fixed on the side through a plurality of first support rods. The upper part of the inner cavity of the lifting box is provided with a material guide channel. The end of the material guide channel far away from the lifting box extends into the dust removal box. There are two driving rollers installed in rotation, and there is a belt between the two driving rollers. There are several lifting plates on the belt at equal distances. The front and rear sides of the belt and each lifting plate except the side connected to the belt The outside is fitted with the inner wall of the lifting box without gaps, and the dust removal box is equipped with a feeding assembly for transferring the plastic particles lifted by the lifting plate to the dust removal box and a bulk material for spreading the returned plastic particles. components.

In an optional solution: the top of the dust box is provided with a feeding hopper, the side wall of the dust box is located at the lower end area of the second guide plate with a material guide pipe, and the end of the material guide pipe away from the dust box extends to the In the material box, the material guide pipe is provided with a discharge port, and the discharge port is provided with a discharge valve.

In an optional solution, a plurality of rollers are symmetrically arranged at the bottom of the base, and the rollers are self-locking rollers.

In an optional solution: the end face of the dust collecting cylinder away from the inner wall of the dust removal box is uniformly provided with dust suction holes from top to bottom, and a dust suction fan and a dust storage box are fixedly installed on the outer wall of the dust removal box. The dust suction end is fixedly connected with an air duct, and the end of the air duct away from the dust suction fan extends into the vacuum cylinder, and the dust discharge end of the dust suction fan is fixedly connected with a dust guide pipe, and the dust guide pipe is far away from the suction fan. One end extends into the dust storage box, a dust storage drawer is inserted in the dust storage box, and the dust storage drawer is provided with a handle which is convenient for pulling it out of the dust storage box.

In an optional solution, a lifting motor is fixed on the outer wall of the lifting box, and the output shaft of the lifting motor extends into the lifting box and is connected with one end of one of the two driving rollers.

In an optional solution: the material removal assembly includes a movable seat and a material removal plate, a sliding rod is fixedly installed on the top of the inner cavity of the dust box and a threaded rod is installed through the bearing rotation, and the movable seat is penetrated through the sliding rod and the threaded rod , There is a sliding connection relationship between the movable seat and the sliding rod, and a threaded connection relationship with the threaded rod. The bottom of the movable seat is fixedly installed with a dialing rod through a connection buckle, and the feeding plate is fixedly installed on the dialing rod away from the connection. At one end of the buckle, the width of the feeding plate is the same as the width of the inner cavity of the material guide channel. A drive motor is fixed on the outer wall of the dust box through a bracket. The drive motor is a forward and reverse motor and its output shaft extends into the dust box and is connected to one end of the threaded rod. connected.

In an optional solution: the bulk material assembly includes a bulk material tray and a motor box, the motor box is fixed on the inside of the dust collector through a plurality of second struts, and the top of the material guide channel is rotated and inserted with a rotating rod through a bearing , The bulk material tray is fixedly connected to the upper end of the rotating rod, a rotating motor is fixed in the motor box, the output shaft of the rotating motor is connected with the lower end of the rotating rod, and the upper ring line of the bulk material tray is crossed with multiple sinking grooves.

beneficial effect

Compared with the prior art, the beneficial effects of the embodiments of the present invention are as follows:

1. The device has reasonable structure and layout, simple operation and convenient use. It can quickly and efficiently remove the dust adhering to the plastic to ensure the overall quality of the plastic product. The dust removal efficiency is high and the effect is good, and it has good economic benefits and practical significance.

Description of drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of a bulk material tray in an embodiment of the present invention.

FIG. 3 is a schematic structural diagram of a dust storage box in an embodiment of the present invention.

Reference number notes: 1-roller, 2-base, 3-dust box, 4-second guide plate, 5-electrostatic suction plate, 6-first guide plate, 7-dust storage box, 8-dust guide , 9- Vacuum Fan, 10- Air Duct, 11- Dust Cylinder, 12- Dust Hole, 13- Bracket, 14- Drive Motor, 15- Slide Rod, 16- Threaded Rod, 17- Active Seat, 18 -Connecting buckle, 19-feeding rod, 20-material guide channel, 21-liter material box, 22-drive roller, 23-feeding plate, 24-first support rod, 25-liter material plate, 26-belt, 27-material guide pipe, 28-discharge port, 29-motor box, 30-second support rod, 31-rotating motor, 32-feeding hopper, 33-rotating rod, 34-bulking tray, 35-sinking tank , 36-dust storage drawer, 37-handle.

Embodiments of the present invention

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

Example 1

Referring to FIGS. 1 to 3 , in an embodiment of the present invention, a plastic product processing device with a dust removal function includes a base 2 and a dust removal box 3 . The dust removal box 3 is fixed on the base 2 , and the dust removal box 3 starts from above A first guide plate 6 and a second guide plate 4 are provided obliquely from bottom to bottom, wherein a certain gap is set between the lower end of the first guide plate 6 and the inner wall of the dust box 3 for the plastic particles to fall down, and the first guide plate 6 and the second guide plate 4 are equidistant and alternately provided with a plurality of electrostatic suction plates 5 for adsorbing and removing dust adhering to the plastic particles, and the dust box 3 is located in the cavity above the first guide plate 6 A vacuum tube 11 with a cavity structure is fixed in the section. The end face of the vacuum tube 11 away from the inner wall of the dust box 3 is uniformly provided with dust suction holes 12 from top to bottom. The fan 9 and the dust storage box 7 are fixedly connected with an air duct 10 on the dust suction end of the dust suction fan 9. A dust guide pipe 8 is fixedly connected to the dust end. The end of the dust guide pipe 8 away from the dust suction fan 9 extends into the dust storage box 7. The dust storage box 7 is inserted with a dust storage drawer 36, and the dust storage drawer 36 is provided with a dust storage drawer 36. The handle 37 is easy to pull it out of the dust storage box 7. When in use, the dust suction fan 9 draws the air flow to form a negative pressure in the dust suction cylinder 11. The dust on the plastic particles is sucked into the dust suction cylinder 11 under the action of negative pressure, and then enters the dust storage box 7 through the air duct 10 and the dust duct 8 for temporary storage and needs to be cleaned up uniformly. When cleaning the dust in the dust storage box 7, the dust storage drawer 36 is pulled out and the dust is poured into the trash can to quickly complete the cleaning, which is very convenient and hassle-free.

The side of the dust box 3 is fixed with a lifting box 21 for repeatedly lifting the plastic particles through a plurality of first struts 24, and the side wall of the dust box 3 is located on the lower end area of the second guide plate 4 with a material guide Pipe 27, the end of the material guide pipe 27 away from the dust removal box 3 extends into the lifting box 21, the upper part of the inner cavity of the material lifting box 21 is provided with a material guide channel 20, and the end of the material guide channel 20 away from the lifting box 21 extends to the dust removal box 3, two driving rollers 22 are installed symmetrically up and down in the lifting box 21, and a belt 26 is arranged between the two driving rollers 22. The belt 26 is equidistantly provided with a plurality of lifting rollers for driving the plastic particles to lift. The material plate 25, the front and rear sides of the belt 26 and the sides of each lifting plate 25 except the side edge connected with the belt 26 are all fitted with the inner wall of the lifting box 21 without gaps, and the outer wall of the lifting box 21 is fixedly provided with The lifting motor (not shown in the figure), the output shaft of the lifting motor extends into the lifting box 21 and is connected with one end of one of the two driving rollers 22, and one of the two driving rollers 22 is driven by the lifting motor to rotate. It can make the belt 26 run, so as to drive the lifting plate 25 to scoop up and lift the plastic particles falling on the bottom of the inner cavity of the lifting box 21. The dust box 3 is provided with a plastic particle for lifting the lifting plate 25 to the The material removal assembly in the dust removal box 3, the material removal assembly includes a movable seat 17 and a material removal plate 23, a sliding rod 15 is fixedly installed on the top of the inner cavity of the dust removal box 3, and a threaded rod 16 is installed through the bearing rotation, and the movable seat 17 passes through. Set on the sliding rod 15 and the threaded rod 16, there is a sliding connection between the movable seat 17 and the sliding rod 15, and a threaded connection relationship with the threaded rod 16, and a dial is fixedly installed under the movable seat 17 through the connecting buckle 18. The material rod 19 and the feeding plate 23 are fixedly installed on the end of the feeding rod 19 away from the connecting buckle 18. The width of the feeding plate 23 is the same as the width of the inner cavity of the material guide channel 20. The outer wall of the dust box 3 is fixedly installed through the bracket 13. The driving motor 14 is a forward and reverse rotation motor and its output shaft extends into the dust box 3 and is connected with one end of the threaded rod 16. The forward rotation of the driving motor 14 drives the threaded rod 16 to rotate so that the movable seat 17 runs and moves. The movement of the seat 17 simultaneously drives the feeding plate 23 to move into the lifting box 21 and fit with the belt 26. At this time, the first lifting plate 25 located under the feeding plate 23 will continue to rise. When this lifting plate 25 When the upper surface is in contact with the bottom of the feeding plate 23, the drive motor suspends for a certain period of time, and the driving motor 14 rotates in the reverse direction to drive the feeding plate 23 to move towards the inside of the dust box 3, so as to lift the plastic lifting plate 25 up. The particles are transferred to the dust removal box 3 for dust removal, and then the driving motor 14 rotates forward again to move the feeding plate 23 into the lifting box 21 again and attach it to the belt 26 to wait for the next lifting plate 25 to lift the plastic particles. And repeat the above work flow, so as to achieve the purpose of repeatedly circulating and dedusting the plastic particles and ensure the dedusting effect. mature technology, so we do not More to say.

Further, the dust box 3 is also provided with a bulk material assembly for spreading the returned plastic particles, the bulk material assembly includes a bulk material tray 34 and a motor box 29 , and the motor box 29 passes through a plurality of second support rods 30 . It is fixed on the inner side of the dust collector 11, the top of the material guide channel 20 is rotatably inserted with a rotating rod 33 through a bearing, the bulk material tray 34 is fixedly connected to the upper end of the rotating rod 33, and a rotating motor 31 is fixed in the motor box 29. The rotating motor 31 The output shaft is connected with the lower end of the rotating rod 33, and the upper ring line of the bulk material tray 34 is crossed with a plurality of sinking grooves 35. During operation, the second support rod 30 drives the bulk material tray 34 to rotate, and the feeding plate 23 displaces the plastic particles. Move it to the bulk material tray 34 and sink into the multi-channel sinking grooves 35. At this time, the plastic particles are evenly dispersed and fall under the action of centrifugal force, so that the dust collector 11 can fully and efficiently adhere to the plastic particles. The dust on it is absorbed and removed.

Further, the top of the dust removal box 3 is provided with a feeding hopper 32, the material guiding pipe 27 is provided with a discharging port 28, and the discharging port 28 is provided with a discharging valve.

When in use, first start a plurality of electrostatic dust collectors 5, dust suction fans 9, drive motors 14, rotary motors 31 and drive motors, and put the plastic particles to be dedusted into the dust removal box 3 through the hopper 32. During the falling process, the dust collector 11 absorbs and removes the dust adhering to the plastic particles, and then rolls along the plurality of electrostatic cleaning plates 5 in turn and falls onto the second guide plate 4. During the rolling process of the plate 5, the electrostatic cleaning plate 5 adsorbs and removes the dust adhering to the plastic particles, and the plastic particles falling on the second guide plate 4 enter into the lifting box 21 through the material guide pipe 27, and are stored in the elevator box 21. Under the action of the lifting plate 25 and the feeding assembly, it returns to the dust removal box 3 again to repeat the above process, and this cycle is used to completely remove the plastic particles. After a certain period of time, the discharge valve is opened to remove the dusted plastic particles Take it out for hot melt injection molding.

Example 2

Further, in order to facilitate the movement of the device, a plurality of rollers 1 are symmetrically arranged at the bottom of the base 2, and the rollers 1 are self-locking rollers.

The working principle of the present invention is as follows: when the present invention is in use, a plurality of electrostatic dust collection plates 5, dust suction fans 9, driving motors 14, rotary motors 31 and driving motors are started first, and the plastic particles to be dedusted are put into the hopper 32. In the dust removal box 3 , during the falling process of the plastic particles, the dust collector 11 absorbs and removes the dust adhering to the plastic particles, and then rolls along the plurality of electrostatic cleaning plates 5 in turn and falls to the second guide plate 4 In the process of the plastic particles rolling along the electrostatic suction plate 5, the electrostatic suction plate 5 adsorbs and removes the dust adhering to the plastic particles, and the plastic particles falling on the second guide plate 4 enter through the guide tube 27. It goes into the lifting box 21 and returns to the dust box 3 again under the action of the multiple lifting plates 25 and the feeding components to repeat the above process. This cycle is used to completely remove the plastic particles. After a certain period of time, it is opened again. The discharge valve can take out the dust-removed plastic particles for hot melt injection molding.

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the protection of the present invention. within the range.

Claims

A plastic product processing device with a dust removal function, comprising a base (2) and a dust removal box (3), the dust removal box (3) being fixed on the base (2), and characterized in that the dust removal box (3) is A first guide plate (6) and a second guide plate (4) are arranged obliquely in sequence from top to bottom, and a plurality of electrostatic blocks are arranged equidistantly and alternately between the first guide plate (6) and the second guide plate (4). The dust suction plate (5) and the dust removal box (3) are fixed in the cavity section above the first guide plate (6) with a dust suction cylinder (11) with a cavity structure inside;

A material lifting box (21) is fixedly arranged on the side of the dust removal box (3) through a plurality of first struts (24), and a material guiding channel (20) is arranged on the upper part of the inner cavity of the lifting material box (21), and the material guiding channel (20) ) away from the lifting box (21) extends into the dust removal box (3), and two driving rollers (22) are installed in the lifting box (21) symmetrically and rotatably, and there is a space between the two driving rollers (22). A belt (26) is provided, and a plurality of lifting plates (25) are arranged on the belt (26) at equal intervals. The front and rear sides of the belt (26) and each lifting plate (25) are connected with the belt (26). The side and outside of the dust collector are in contact with the inner wall of the lifting box (21) without gaps, and the dust removal box (3) is provided with a transfer material for transferring the plastic particles lifted by the lifting plate (25) to the dust removal box (3). components and bulk components for spreading the returned plastic pellets.
The plastic product processing device with dust removal function according to claim 1, characterized in that a feeding hopper (32) is provided on the top of the dust removal box (3), and the side wall of the dust removal box (3) is located on the second guide plate (4). ) is provided with a material guide pipe (27) on the lower end area, the end of the material guide pipe (27) away from the dust removal box (3) extends into the material lifting box (21), and the material guide pipe (27) is provided with an outlet The material port (28) and the material outlet (28) are provided with a material discharge valve.
The plastic product processing device with dust removal function according to claim 1, wherein a plurality of rollers (1) are symmetrically arranged at the bottom of the base (2), and the rollers (1) are self-locking rollers.
The plastic product processing device with dust removal function according to claim 1, characterized in that, the end surface of the dust suction cylinder (11) away from the inner wall of the dust removal box (3) is uniformly provided with dust suction holes (12) from top to bottom. ), a dust suction fan (9) and a dust storage box (7) are fixedly installed on the outer wall of the dust removal box (3). (10) The end away from the dust suction fan (9) extends into the dust suction cylinder (11), and a dust guide pipe (8) is fixedly connected to the dust discharge end of the dust suction fan (9), and the dust guide pipe (8) is far away from One end of the dust suction fan (9) extends into the dust storage box (7), and a dust storage drawer (36) is inserted in the dust storage box (7), and the dust storage drawer (36) is provided with a dust storage drawer (36) to facilitate its removal from the dust storage box (7). Handle (37) pulled out from the box (7).
The plastic product processing device with dust removal function according to any one of claims 1-4, wherein a lifting motor is fixed on the outer wall of the lifting box (21), and the output shaft of the lifting motor extends to the lifting box (21) and connected with one end of one of the two driving rollers (22).
The plastic product processing device with dust removal function according to claim 1, characterized in that the material removal assembly comprises a movable seat (17) and a material removal plate (23), and the top of the inner cavity of the dust removal box (3) is fixedly installed with The sliding rod (15) and the threaded rod (16) are rotated and installed through the bearing, the movable seat (17) is penetrated through the sliding rod (15) and the threaded rod (16), and between the movable seat (17) and the sliding rod (15) It is in a sliding connection relationship, and is in a threaded connection relationship with the threaded rod (16). The movable seat (17) is fixedly installed with a material-removing rod (19) through a connecting buckle (18), and the material-removing plate (23) is fixed. It is installed on the end of the feeding rod (19) away from the connecting buckle (18). The width of the feeding plate (23) is the same as the width of the inner cavity of the feeding channel (20). The outer wall of the dust box (3) is fixedly installed by the bracket (13). There is a driving motor (14), the driving motor (14) is a forward and reverse rotation motor and its output shaft extends into the dust removal box (3) and is connected with one end of the threaded rod (16).
The plastic product processing device with dust removal function according to claim 1, wherein the bulk material assembly comprises a bulk material tray (34) and a motor box (29), and the motor box (29) passes through a plurality of second support The rod (30) is fixed on the inner side of the dust suction cylinder (11), the top of the material guide channel (20) is rotated and inserted with a rotating rod (33) through a bearing, and the bulk material tray (34) is fixedly connected to the upper end of the rotating rod (33), A rotating motor (31) is fixed in the motor box (29), the output shaft of the rotating motor (31) is connected with the lower end of the rotating rod (33), and the upper ring line of the bulk material tray (34) is crossed with a plurality of sinking grooves ( 35).