CN112895208A

CN112895208A - Granulation device and method for PVC stabilizer production

Info

Publication number: CN112895208A
Application number: CN202110080913.9A
Authority: CN
Inventors: 楼超民
Original assignee: Anhui Huawen Plastic Technology Co ltd
Current assignee: Anhui Huawen Plastic Technology Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-06-04

Abstract

One or more embodiments of the present disclosure provide a granulation apparatus and a method for producing a PVC stabilizer, the granulation apparatus and the method include a tank, a tank cover is disposed at an upper end of the tank, a feeding pipe is fixedly sleeved in the tank cover, a mold plate is fixedly mounted at a lower end of the tank cover, a plurality of discharging holes are disposed at an end of the mold plate away from the tank cover, a motor is fixedly mounted at an upper end of the tank cover, a rotating shaft is disposed at a lower end of the motor, the rotating shaft is rotatably connected to the tank cover, the motor starts a driving shaft to rotate, the driving shaft rotates to drive a square block to rotate, the square block rotates to drive a turntable to rotate, the turntable rotates to drive a support block to move, the support block moves to collide with a stopper to drive a sieve hopper to move, the sieve hopper moves to deform a spring, the sieve hopper vibrates, particles, and simultaneously, the particles are more round and moist.

Description

Granulation device and method for PVC stabilizer production

Technical Field

One or more embodiments of the present specification relate to the technical field of PVC stabilizer production, and in particular, to a granulation apparatus and method for PVC stabilizer production.

Background

The PVC material is polyvinyl chloride, which is one of the plastic products with the largest output in the world, has low price and wide application, and the polyvinyl chloride resin is white or light yellow powder, can not be used independently and must be modified. PVC is white powder with an amorphous structure, has small branching degree and poor stability to light and heat. Different additives can be added according to different purposes, and the polyvinyl chloride plastic can show different physical properties and mechanical properties. A proper amount of plasticizer is added into the polyvinyl chloride resin to prepare various hard, soft and transparent products. The development of PVC stabilizers brings convenience to our lives, and PVC products influencing our lives are derived from the development of each auxiliary agent.

In the process of granulation of the PVC stabilizer, the PVC stabilizer particles with too fast blanking are easy to bond in water, the manufacturing quality of the particles is influenced, and meanwhile, the blanking speed of the PVC stabilizer is lower, and the production speed of the particles is influenced. Accordingly, there is a need for improvements in the art.

Disclosure of Invention

In view of the above, an object of one or more embodiments of the present disclosure is to provide a granulation apparatus and a method for producing PVC stabilizers, so as to solve the problems.

Based on the above purpose, one or more embodiments of the present specification provide a granulation apparatus for producing a PVC stabilizer, comprising a tank body, wherein a tank cover is arranged at the upper end of the tank body, a feed pipe is fixedly sleeved in the tank cover, a template is fixedly installed at the lower end of the tank cover, a plurality of discharge holes are formed at one end of the template away from the tank cover, a motor is fixedly installed at the upper end of the tank cover, a rotating shaft is arranged at the lower end of the motor, the rotating shaft is rotatably connected to the tank cover, a connecting sleeve is sleeved at the outer side of one end of the rotating shaft away from the motor, a main shaft is welded on the connecting sleeve, a main shaft is rotatably connected to the template, a cutter is arranged at the outer side of the main shaft, an air pump is fixedly installed on the tank cover, an air inlet pipe, the outer side of the sieve hopper is welded with a sliding rod, the side wall of the box body is provided with a sliding groove, the sliding groove is connected with the sliding rod in a sliding manner, the outer side of the sliding rod is provided with a spring, two motors are fixedly arranged on the box body, a driving shaft is arranged on the motors, the side wall of the box body is rotatably connected with a driving shaft, one end of the driving shaft, which is far away from the motors, is welded with a square block, the outer side of the square block is clamped with a turntable, one end of the square block, which is far away from the driving shaft, is connected with a fixed pin through threads, the outer side of the fixed pin is sleeved with a baffle in a sliding manner, a supporting block is welded on the turntable, the outer side of the sieve hopper is provided with a stop block, the stop, the discharging port is fixedly sleeved in the box body, and a stop valve is arranged on the discharging port.

Preferably, the side wall of the connecting sleeve is sleeved with a limiting pin in a sliding manner, and the rotating shaft is internally connected with the limiting pin through threads.

Preferably, the upper end of the cutting knife is provided with a convex block, and the convex block is in contact connection with the template.

Preferably, one end of the spring is in contact connection with the box body, and the other end of the spring is in contact connection with the sieve hopper.

Preferably, a square hole is formed in the turntable, and a square block is clamped in the square hole.

Preferably, the baffle is in contact with a rotary disc, and the rotary disc is in contact with the drive shaft.

Preferably, the upper end of the corrugated pipe is fixedly sleeved with a discharge pipe, and the lower end of the corrugated pipe is fixed on the box body.

Preferably, the lower end of the box body is provided with two support plates, and the two support plates are of a splayed structure.

A use method of a granulating device for producing PVC (polyvinyl chloride) stabilizers comprises the following steps:

the method comprises the following steps: when the device is used, water with the water level slightly lower than the sliding chute is added into the box body, hot molten PVC material enters through the feeding pipe and drops linearly downwards through the discharging hole in the template, the motor starts the rotating shaft to rotate, the rotating shaft rotates to drive the connecting sleeve to rotate, the connecting sleeve rotates to drive the main shaft to rotate, the main shaft rotates to drive the cutting knife to cut the hot molten linear PVC material, so that the hot molten PVC material drops into the sieve hopper in a water drop shape to form particles, and the particles are in contact connection with the guide plate and slide into the bottom of the sieve hopper;

step two: starting an air pump, wherein the air pump is started to feed air into the cavity of the template through an air inlet pipe, so that the pressure in the cavity of the template is increased, the PVC material hot melt liquid passes through the discharge hole more quickly, and the PVC material hot melt liquid is prevented from being solidified on the template after the PVC material hot melt liquid remains on the template for too long;

step three: the motor is started, the driving shaft is started to rotate by the motor, the square block is driven to rotate by the rotation of the driving shaft, the turntable is driven to rotate by the rotation of the square block, the supporting block is driven to move by the rotation of the turntable, the supporting block moves to be in contact with and collide with the stop block to drive the sieve hopper to move, the sieve hopper moves to deform the spring, and then the sieve hopper vibrates to roll particles in the cooling liquid, so that the particles are more mellow;

step four: after the granule shaping, open the stop valve and make the discharge gate open for in the granule in the sieve fill gets into the bellows from the discharging pipe, discharge from the discharge gate.

As can be seen from the above, the granulation apparatus and method for producing PVC stabilizer provided in one or more embodiments of the present disclosure have the following advantages:

1. through setting up the motor at the box lateral wall, the motor starts the drive shaft and rotates, the drive shaft rotates and drives square piece and rotate, square piece rotates and drives the carousel and rotate, the carousel rotates and drives the carriage block and remove, carriage block removes and drives the sieve fill with dog contact collision and removes, the sieve fill removes and makes spring deformation, and then makes the sieve fill vibrations for the granule rolls in the coolant liquid, avoids producing the bonding between the granule, makes the granule more mellow and full simultaneously.

2. Through setting up the air pump on the case lid, the air pump starts and gets into the air in to the template cavity through the intake pipe for pressure increase in the template cavity, and then make PVC material hot melt liquid pass the speed of discharge opening faster, improve the granulation speed, avoid PVC material hot melt liquid residual time overlength to solidify on the template simultaneously on the template.

Drawings

In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.

FIG. 1 is a schematic view of one or more embodiments of the present disclosure;

FIG. 2 is a right side view of the FIG. 1 embodiment of one or more embodiments of the present disclosure;

FIG. 3 is an enlarged view at A in FIG. 1 for one or more embodiments of the present disclosure;

FIG. 4 is an enlarged view at B of FIG. 1 in accordance with one or more embodiments of the present disclosure;

FIG. 5 is an enlarged view at C of FIG. 1 in accordance with one or more embodiments of the present disclosure;

FIG. 6 is an enlarged view at D of FIG. 1 in accordance with one or more embodiments of the present disclosure;

FIG. 7 is a schematic view of the turntable of FIG. 6 in one or more embodiments of the present disclosure.

In the figure: 1. a box body; 2. a box cover; 3. a feed pipe; 4. a template; 5. a discharge hole; 6. a motor; 7. a rotating shaft; 8. connecting sleeves; 9. a spacing pin; 10. a main shaft; 11. a cutting knife; 12. a bump; 13. an air pump; 14. an air inlet pipe; 15. a screen bucket; 16. a slide bar; 17. a chute; 18. a spring; 19. an electric motor; 20. a drive shaft; 21. a square block; 22. a turntable; 23. a square hole; 24. a fixing pin; 25. a baffle plate; 26. a support block; 27. a stopper; 28. a connecting rod; 29. a guide plate; 30. a discharge pipe; 31. a bellows; 32. a discharge port; 33. a stop valve; 34. and (4) a support plate.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.

It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Referring to fig. 1-7, a granulation apparatus for producing PVC stabilizer comprises a case body 1, a case cover 2 is arranged at the upper end of the case body 1, a feeding pipe 3 is fixedly sleeved in the case cover 2, a template 4 is fixedly arranged at the lower end of the case cover 2, a plurality of discharging holes 5 are arranged at one end of the template 4 far away from the case cover 2, a motor 6 is fixedly arranged at the upper end of the case cover 2, a rotating shaft 7 is arranged at the lower end of the motor 6, the rotating shaft 7 is rotatably connected with the rotating shaft 7, a connecting sleeve 8 is sleeved at the outer side of one end of the rotating shaft 7 far away from the motor 6, a main shaft 10 is welded on the connecting sleeve 8, a main shaft 10 is rotatably connected with the template 4, a cutting knife 11 is arranged at the outer side of the main shaft 10, an air pump 13 is fixedly arranged on the case cover 2, an, the side wall of the box body 1 is provided with a sliding groove 17, the sliding groove 17 is connected with a sliding rod 16 in a sliding manner, the outer side of the sliding rod 16 is provided with a spring 18, two motors 19 are fixedly installed on the box body 1, a driving shaft 20 is arranged on the motor 19, the side wall of the box body 1 is connected with a driving shaft 20 in a rotating manner, one end, far away from the motor 19, of the driving shaft 20 is welded with a square block 21, the outer side of the square block 21 is connected with a turntable 22 in a clamping manner, one end, far away from the driving shaft 20, of the square block 21 is connected with a fixed pin 24 through threads, the outer side of the fixed pin 24 is sleeved with a baffle 25 in a sliding manner, the turntable 22 is welded with a supporting block 26, the outer side of the sieve hopper 15 is provided with a baffle 27, the baffle 27 is in contact with the supporting, the discharge port 32 is provided with a shut-off valve 33.

In this embodiment, the side wall of the connecting sleeve 8 is slidably sleeved with a limit pin 9, and the rotating shaft 7 is internally connected with the limit pin 9 through threads. Through setting up spacer pin 9 for adapter sleeve 8 convenient to detach.

In this embodiment, a bump 12 is disposed at the upper end of the cutting knife 11, and the bump 12 is in contact with the template 4. By providing the projection 12, the friction between the cutting blade 11 and the pattern plate 4 is reduced.

In this embodiment, one end of the spring 18 is connected to the case 1 in a contact manner, and the other end of the spring 18 is connected to the sieve hopper 15 in a contact manner. The case 1 is made to vibrate by providing the spring 18.

In this embodiment, a square hole 23 is formed in the turntable 22, and a square block 21 is clamped in the square hole 23. Through setting up square piece 21 and square hole 23 cooperation for drive shaft 20 rotates and can drive carousel 22 and rotate.

In this embodiment, the baffle 25 is in contact with the turntable 22, and the turntable 22 is in contact with the drive shaft 20. The turntable 22 is limited by the baffle 25.

In this embodiment, the discharge pipe 30 is fixedly sleeved on the upper end of the corrugated pipe 31, and the lower end of the corrugated pipe 31 is fixed on the box body 1. By providing a bellows 31, the tapping pipe 30 and the tapping spout 32 are flexibly connected.

In this embodiment, the lower end of the box body 1 is provided with two support plates 34, and the two support plates 34 are in a splayed structure. The box body 1 is supported by providing two support plates 34.

A method of a granulation apparatus for PVC stabilizer production, comprising:

the method comprises the following steps: when the device is used, water with the water level slightly lower than the sliding chute 17 is added into the box body 1, hot molten PVC material enters through the feeding pipe 3, the hot molten PVC material linearly drops downwards through the discharging hole 5 in the template 4, the motor 6 starts the rotating shaft 7 to rotate, the rotating shaft 7 rotates to drive the connecting sleeve 8 to rotate, the connecting sleeve 8 rotates to drive the main shaft 10 to rotate, the main shaft 10 rotates to drive the cutting knife 11 to cut the hot molten linear PVC material, so that the hot molten PVC material drops into the sieve hopper 15 in a water drop shape to form particles, and the particles are in contact connection with the guide plate 29 and slide into the bottom of the sieve hopper 15;

step two: starting the air pump 13, and starting the air pump 13 to introduce air into the cavity of the template 4 through the air inlet pipe 14, so that the pressure in the cavity of the template 4 is increased, the PVC material hot melt liquid passes through the discharge hole 5 at a higher speed, and the PVC material hot melt liquid is prevented from being solidified on the template 4 after the PVC material hot melt liquid remains on the template 4 for a too long time;

step three: starting the motor 19, starting the driving shaft 20 by the motor 19 to rotate, driving the square block 21 to rotate by the driving shaft 20, driving the rotary table 22 to rotate by the square block 21, driving the supporting block 26 to move by the rotary table 22, driving the screening hopper 15 to move by the contact collision of the supporting block 26 and the stop block 27, and enabling the spring 18 to deform by the movement of the screening hopper 15, so that the screening hopper 15 vibrates, particles roll in the cooling liquid, and the particles are more round;

step four: after the particles are formed, the stop valve 33 is opened to open the discharge port 32, so that the particles in the sieve hopper 15 enter the corrugated pipe 31 from the discharge pipe 30 and are discharged from the discharge port 32.

It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.

Claims

1. The utility model provides a prilling granulator is used in production of PVC stabilizer, includes box (1), its characterized in that, the upper end of box (1) is provided with case lid (2), fixed cover has connect inlet pipe (3) in case lid (2), the lower extreme fixed mounting of case lid (2) has template (4), a plurality of discharge openings (5) have been seted up to the one end that case lid (2) were kept away from in template (4), the upper end fixed mounting of case lid (2) has motor (6), the lower extreme of motor (6) is provided with pivot (7), case lid (2) internal rotation is connected with pivot (7), adapter sleeve (8) have been cup jointed in the one end outside that motor (6) were kept away from in pivot (7), the welding has main shaft (10) on adapter sleeve (8), template (4) internal rotation is connected with main shaft (10), the outside of main shaft (10) is provided with, the air pump (13) is fixedly mounted on the box cover (2), an air inlet pipe (14) is arranged at the lower end of the air pump (13), the air inlet pipe (14) is sleeved in the box cover (2) in a sliding mode, a screen hopper (15) is sleeved on the outer side of the template (4), a sliding rod (16) is welded on the outer side of the screen hopper (15), a sliding groove (17) is formed in the side wall of the box body (1), the sliding rod (16) is connected in the sliding groove (17) in a sliding mode, a spring (18) is arranged on the outer side of the sliding rod (16), a motor (19) is fixedly mounted on two sides of the box body (1), a driving shaft (20) is arranged on the motor (19), the driving shaft (20) is rotatably connected with the driving shaft (20), a square block (21) is welded at one end, away from the motor (19), and, the one end that drive shaft (20) was kept away from in square piece (21) has fixed pin (24) through threaded connection, baffle (25) have been cup jointed in the outside slip of fixed pin (24), the welding has supporting shoe (26) on carousel (22), the outside that the sieve was fought (15) is provided with dog (27), dog (27) and supporting shoe (26) contact connection, welding has connecting rod (28) in the sieve was fought (15), the welding has deflector (29) on connecting rod (28), fixed cover has been connect discharging pipe (30) in the sieve was fought (15), be provided with bellows (31) in box (1), fixed cover has been met discharge gate (32) in box (1), be provided with stop valve (33) on discharge gate (32).

2. The granulating device for PVC stabilizer production according to claim 1, wherein the side wall of the connecting sleeve (8) is slidably sleeved with a limit pin (9), and the rotating shaft (7) is internally connected with the limit pin (9) through threads.

3. Granulating device for the production of PVC stabilizers according to claim 1, characterized in that the upper end of the cutting knife (11) is provided with a projection (12), said projection (12) being in contact connection with the die plate (4).

4. The granulating device for PVC stabilizer production according to claim 1, wherein one end of the spring (18) is in contact connection with the box body (1), and the other end of the spring (18) is in contact connection with the sieve hopper (15).

5. The granulation device for producing the PVC stabilizer according to claim 1, wherein a square hole (23) is formed in the rotary disc (22), and a square block (21) is clamped in the square hole (23).

6. Granulation device for the production of PVC stabilizers according to claim 1 characterized in that said baffles (25) are in contact connection with a rotating disc (22), said rotating disc (22) being in contact connection with a driving shaft (20).

7. The granulation device for the production of PVC stabilizer according to claim 1, characterized in that the upper end of the corrugated pipe (31) is fixedly sleeved with a discharge pipe (30), and the lower end of the corrugated pipe (31) is fixed on the box body (1).

8. The granulation device for producing the PVC stabilizer according to claim 1, wherein the lower end of the box body (1) is provided with two support plates (34), and the two support plates (34) are of a splayed structure.

9. A method of a granulating device for producing PVC stabilizer is characterized by comprising the following steps:

the method comprises the following steps: when the PVC material dripping sieve is used, water with the water level slightly lower than that of the sliding chute (17) is added into the box body (1), hot PVC material melt enters through the feeding pipe (3), the hot PVC material melt linearly and downwards drips through the discharging hole (5) in the template (4), the motor (6) starts the rotating shaft (7) to rotate, the rotating shaft (7) rotates to drive the connecting sleeve (8) to rotate, the connecting sleeve (8) rotates to drive the main shaft (10) to rotate, the main shaft (10) rotates to drive the cutting knife (11) to cut the linear hot PVC material melt, so that the hot PVC material melt is dripped into the sieve hopper (15) in a water-drop shape to form particles, and the particles are in contact connection with the guide plate (29) and slide into the bottom of the sieve hopper (;

step two: starting an air pump (13), wherein the air pump (13) is started to feed air into the cavity of the template (4) through an air inlet pipe (14), so that the pressure in the cavity of the template (4) is increased, the PVC material hot melt liquid passes through the discharge hole (5) at a higher speed, and the PVC material hot melt liquid is prevented from being solidified on the template (4) for too long residual time on the template (4);

step three: the motor (19) is started, the motor (19) starts the driving shaft (20) to rotate, the driving shaft (20) rotates to drive the square block (21) to rotate, the square block (21) rotates to drive the turntable (22) to rotate, the turntable (22) rotates to drive the supporting block (26) to move, the supporting block (26) moves to contact and collide with the stop block (27) to drive the sieve hopper (15) to move, the sieve hopper (15) moves to enable the spring (18) to deform, and then the sieve hopper (15) vibrates, so that particles roll in cooling liquid, and the particles are more round;

step four: after the particles are formed, the stop valve (33) is opened to open the discharge hole (32), so that the particles in the sieve hopper (15) enter the corrugated pipe (31) from the discharge pipe (30) and are discharged from the discharge hole (32).