KR0183456B1 - Batch type orientation system for manufacturing aramid pulp - Google Patents

Abstract

In preparing aromatic polyaramid pulp; Orienting anisotropic polymers to continuously produce pulp of desired physical properties; An alignment device comprising an alignment tank for imparting anisotropic polymer and filling an anisotropic polymer, stirring means for stirring the polymer in the alignment bath, lifting means for lifting the stirring means, and the alignment device. A rotation axis which rotates the alignment polymer simultaneously with the discharge device while maintaining a constant parallax, and a rotation axis for rotating the alignment tank, a rotation index that rotates together with the rotation axis, a rotation actuator that rotates and stops this rotation index step by step, A rotary device including a stationary actuator, an open actuator which is moved by the rotary device, discharges the oriented and solidified polymer, opens the lid of the alignment tank, discharge actuator for discharging the oriented polymer in the alignment tank, Including a discharge device consisting of a closing means for closing the lid of the empty alignment tank Aramid pulp batch oriented system for making bags according to feature luer.

Description

Batch Orientation System for Aramid Pulp Manufacturing

1 is a plan view of a batch alignment system for producing aramid pulp according to the present invention.

A of FIG. 2 is a front view of the A-A line | wire of FIG.

B is a longitudinal cross-sectional view of the B-B line of FIG.

C is a longitudinal sectional view of the C-C line of FIG.

3 is a plan view of the Ш portion of FIG.

[Industrial use]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a system for producing aromatic polyaramid pulp, and more particularly, to a batch-oriented alignment system for producing aramid pulp capable of simultaneously realizing orientation and solidification.

[Private Technology]

Techniques for producing aromatic polyaramids, as described in US Pat. No. 4,511,623, show that gelation occurs in anisotropic polymers within seconds, making process control difficult even in batch polymerization. It is impossible to produce pulp continuously.

In addition, Korean Patent Application No. 92-4154 describes a method in which an anisotropic composite solution before gelation is continuously discharged into a container and aged on the container.

[Problem to solve by the present invention]

However, these methods have a problem in that pulp of desired physical properties cannot be obtained without artificially oriented the anisotropic polymer.

[Means to solve the problem] Paul

The present invention has been made to solve the above problems, and an object of the present invention is to provide a batch alignment system for producing aramid pulp, which is capable of continuously producing pulp of desired physical properties by giving an orientation to an anisotropic polymer.

In order to realize this, the present invention is directed to an orientation device for imparting an orientation to an anisotropic polymer, and a rotation device for simultaneously moving the polymer oriented by the alignment device to a discharge device while maintaining a constant parallax, but in this rotation device. Is a batch alignment system for producing aramid pulp, characterized in that it comprises a discharge device which is moved by, and discharges the orientation, the solidified polymer.

The alignment device is characterized in that it comprises an alignment tank for filling the anisotropic polymer, stirring means for stirring the polymer in the alignment tank, and lifting means for lifting the stirring means.

The rotating device includes a rotating shaft for rotating the alignment tank, a rotating index rotating together with the rotating shaft, a rotating actuator for rotating and stopping the rotating index in stages, and a stop actuator.

The rotation index is characterized in that it comprises a rotating plate having a one-way rotating projection, a stop plate having a stop groove, and a rotating lever for rotating the rotating plate operating as a stop play.

The discharge device is characterized in that it comprises an open actuator for opening the lid of the alignment tank, a discharge actuator for discharging the oriented polymer in the alignment tank, and closing means for closing the lid of the empty alignment tank.

The closing means is characterized in that it comprises a rod for closing the lid coupled to the hinge, and an elastic member for holding the rod.

[Action]

First, an anisotropic polymer is introduced into an alignment tank. The rotating apparatus then rotates and moves the alignment vessel to the position of the stirring apparatus.

At this time, the stirring device forms an alignment by stirring the anisotropic polymer in the alignment tank, and the alignment tank in which the orientation is formed is solidified stepwise by the rotating device to rotate and move to the discharge device position. do.

At this time, the discharge device opens the lid of the alignment vessel containing the alignment, solidified polymer to discharge the polymer in the alignment vessel to the outside.

This series of processes is repeatedly reproduced at the same position at all times in a plurality of rotating and moving alignment tanks.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

EXAMPLE

1 is a plan view of the batch alignment system for producing aramid pulp according to the present invention, wherein an injection unit 2 for introducing an anisotropic polymer, an alignment device 4 for giving an orientation to the injected polymer, and an alignment and solidified polymer are discharged. A discharge device (6) and a frame (8) on which these components are mounted.

FIG. 2 shows, in the present system, a front view A portion of the upper end portion of the A-A line of FIG. 1, a longitudinal section B portion of the central portion of the line B-B of FIG.

FIG. 2 is a rotation for solidifying and simultaneously moving the above-described alignment device 4, the discharge device 6, and the polymer oriented by the alignment device 4 to the discharge device 6 while maintaining a constant parallax. Device 10 is included.

The above-described alignment device 4 includes an alignment tank 12 for filling an anisotropic polymer, stirring means 14 for stirring and orienting the anisotropic polymer in the alignment tank 12, and the stirring means 14. And lifting means 16 for lifting up and down.

The above-described alignment tank 12 is attached to the fixed shaft 18 and the rotation shaft 20 so as to be rotatable in plural numbers, and a tubular portion 22 having opening portions at both ends thereof, and a lid for opening and closing one end of the opening portion ( 24).

The stirring means 14 for stirring the polymer in the alignment tank 12 includes an impeller 26 rotating while being inserted and withdrawn into the alignment tank 12, a rotator 28 for rotating the impeller 26, The rotor mount 30 which mounts this rotor 28 is included.

The impeller 26 is preferably provided in the shape of an impeller 26 in order to impart excellent orientation to the anisotropic polymer.

The elevating means 16 includes a guide 32 for guiding the elevating of the rotator mount 30 on which the rotator 28 is mounted, and a lift 34 for providing elevating force.

The discharge device 6 described above includes an open actuator 36 which opens the lid 24 of the alignment bath 12 containing the polymers aligned and solidified in the alignment device 4, and the alignment in the alignment bath 12. A discharge actuator 38 for discharging the polymer, and closing means 40 for closing the lid 24 of the empty alignment tank 12.

The above-mentioned lid 24 opens and closes the lower opening of the alignment tank 12, one side is coupled to the hinge 42, and the hinged end is forced upward by the rod 44 of the open actuator 36. That is, it is formed to receive the force to open the lid 24, the closing force by the closing means (40).

The discharge actuator 38 is provided downward on the top of the frame 8 and discharges the aligned and solidified polymer in the alignment chamber 12 under the open lid 24 to maintain a wide contact surface with the polymer. The piston part 46 is formed.

The closing means 40 exerts a downward force on the hinge 42 of the lid 24, and is provided with an elastic member 50 and a rod 52 holding the downward force by the elastic member 50. .

FIG. 3 is a plan view of the Ш part, that is, the rotary device 10 of FIG. 2, which is integrally formed with the rotary shaft 20 and forcedly mounted to the alignment tank holder 54 to rotate together. The rotary index 56 which rotates, the rotary actuator 58 which rotates or stops this rotary index 56 step-by-step, and the stop actuator 60 are included.

The rotary index 56 has a rotary plate 64 formed on the outer circumference of the rotary projection 62 for rotating the rotary shaft 20 and a stop groove 66 on the outer circumference thereof to stop the rotating index 56. And a rotating lever 72 having a stop plate 68 provided with a pin 70 for rotating the rotating plate 64 that operates together with the stop plate 68.

The rotation protrusion 62 is configured to be able to enter and exit the inside of the rotation plate 64 so that the rotation lever 72 can apply the rotational force of the rotation plate 64 only in one direction.

The above-described rotary actuator 58 is hinged 74 at one end so that the rotary lever 72 can be rotated by the linear movement of the actuator 58.

In the batch alignment device for producing aramid pulp according to the present invention configured as described above, first, the rotary device 10 is operated to position the empty alignment tank 12 in the input unit 2, and the anisotropic polymer is introduced into the input unit ( Put into the culture tank 12 located in 2).

The alignment tank 12 filled with the anisotropic polymer is rotated and moved below the stirring means 14 of the alignment apparatus 4 by the rotating apparatus 10.

At this time, the lift 34 of the elevating means 16 passes through the rotator mount 30 on which the rotator 28 is mounted via the guide 32, and the impeller mounted on the rotator 28 into the alignment tank 12 ( Insert 26).

The rotor 28 of the stirring means 14 then rotates the impeller 26 to agitate the anisotropic polymer to impart orientation.

After stirring is finished, the elevating means 16 raises the stirring means 14. At the same time, the rotating device 10 rotates and transfers another alignment tank 12 and the oriented alignment tank 12 provided in the feeding unit 2 to the solidification position.

The alignment tank 12 in which the alignment contains the forming polymer is rotated and moved to the discharge device 6 while being solidified while being rotated and transported step by step by the rotary device 10.

At this time, the discharge device 6 is an elastic member (2) in which the opening actuator 36 acts on the rod 52 of the closing means 40 with the lid 24 of the alignment tank 12 containing the aligned, solidified polymer ( Overcome and open the force of 50).

In addition, the discharge actuator 38 of the discharge device 6 exerts the downward force of the piston portion 46 on the polymer in the alignment tank 12 with the lower portion to discharge the polymer to the outside and raises the piston portion 46. .

Thus, the rotating device for rotating and stopping the alignment tank in stages is possible by the rotation of the rotary actuator 58 and the stop of the stop actuator 60.

The rotation actuator 58 applies a rotational force to the rotation protrusion 62 of the rotation plate 64 with the pin 70 of the rotation lever 72, and at this time, the stop actuator 60 in the stop groove 66 of the stop plate 68. ) Works to fix the position of the rotation index 56 accurately.

The rotary actuator 58 then returns to its original position. At this time, the rotation protrusion 62 of the rotating plate 64 is bitten so that the pin 70 of the rotating levy 72 can return, and then returns to its original state.

By repeatedly realizing such a series of processes, an oriented polymer of desired physical properties can be obtained continuously while rotating a plurality of alignment tanks.

[Effects of the Invention]

As described above, an orientation device for imparting an orientation to the anisotropic polymer, a rotation device for simultaneously moving the polymer oriented by the alignment device to the discharge device while maintaining a constant parallax, and rotating by the rotation device, By using a batch alignment system for producing aramid pulp that includes a discharging device for discharging the aligned, solidified polymer, the pulp of the desired physical property can be continuously produced by giving an orientation to the anisotropic polymer.

Claims (7)

An orientation device for imparting orientation to the anisotropic polymer, a rotation device for coagulating and simultaneously moving the polymer oriented by the alignment device to the discharge device while maintaining a constant parallax, and being moved by the rotation device. Batch orientation system for producing aramid pulp, characterized in that it comprises a discharge device for discharging the polymer The aramid pulp of claim 1, wherein the alignment device further comprises an alignment tank for filling the anisotropic polymer, stirring means for stirring the polymer in the alignment tank, and lifting means for lifting the stirring means. Batch Orientation System for Manufacturing The batch alignment system for producing aramid pulp according to claim 1 or 2, wherein the stirring means further comprises a rotor and an impeller in the form of an angle operated by the driving of the rotor. The rotating apparatus of claim 1, further comprising a rotating shaft for rotating the alignment vessel, a rotating index rotating together with the rotating shaft, a rotating actuator for rotating and stopping the rotating index in stages, and a stopping actuator. Batch Orientation System for Aramid Pulp Manufacturing The rotary index according to claim 1 or 4, wherein the rotation index includes a rotary plate having a one-way rotating protrusion, a stop plate having a stop groove, and a pin for rotating the rotating plate that operates as the stop plate. Batch alignment system for producing aramid pulp, characterized in that further comprises The method of claim 1, wherein the discharge device further comprises an open actuator for opening the lid of the alignment tank, a discharge actuator for discharging the oriented polymer in the alignment tank, and closing means for closing the lid of the empty alignment tank Aramid Pulp Manufacturing Batch Orientation System 7. The batch alignment system for aramid pulp according to claim 1 or 6, wherein the closing means further comprises a rod for closing the hinged lid and an elastic member for carrying the rod.