Nylon spinning nozzle capable of adjusting fiber diameter

Abstract

The utility model discloses a chinlon spinning nozzle capable of adjusting fiber diameter, which comprises a conveying pipeline, one end of the conveying pipeline is communicated with a fused chinlon storage box, the other end of the conveying pipeline is provided with a spinning nozzle, the spinning nozzle is of a cylindrical structure, the spinning nozzle is connected with the conveying pipeline in a clamping way, the bottom surface of the spinning nozzle is divided into a plurality of spinning areas, and the spinning areas are communicated with the conveying pipeline. Spinning holes with different diameters are formed in the spinning areas, the spinning holes are communicated with the conveying pipeline through a flow dividing channel arranged in the spinning nozzle, and a connecting opening of the flow dividing channel and the conveying pipeline is located in the side wall of the spinning nozzle. According to the utility model, an operator rotates the regulating valve according to needs, selects different spinning areas to be in butt joint with the conveying pipeline, rapidly switches fibers with different diameters, does not need to shut down to replace the whole spinning nozzle, greatly reduces the replacement time and labor cost, and improves the production efficiency and flexibility.

Description

TECHNICAL FIELD

[0001] The utility model relates to nylon production technical field, concretely is a kind of adjustable fiber diameter's nylon spinneret. BACKGROUND

[0002] In the existing nylon fiber production process, the design of spinneret is usually fixed-diameter spinneret hole. This means that when different diameter nylon fibers need to be produced, the entire spinneret must be disassembled and replaced with a spinneret having different diameter spinneret holes. This process not only consumes time and effort, but also requires shutdown operation, which seriously affects production efficiency and continuity. In addition, frequent disassembly and assembly operations also increase the wear of equipment, which may cause poor sealing and unstable production quality. Therefore, how to flexibly adjust the fiber diameter without interrupting production has become a problem to be solved in the current nylon fiber production field. SUMMARY

[0003] The utility model aims at providing a kind of adjustable fiber diameter's nylon spinneret, with the advantage of flexible adjustment of nylon fiber out silk diameter, without repeatedly disassembling, solve the problem in the prior art.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of adjustable fiber diameter's nylon spinneret, including conveying pipeline, the one end of conveying pipeline and molten nylon storage tank are communicated, the other end of conveying pipeline is equipped with spinneret, spinneret is cylindrical structure, spinneret is engaged with the connection of conveying pipeline, the bottom surface of spinneret is divided into several spinneret areas, different diameter spinneret hole is set on each spinneret area, spinneret hole is connected with conveying pipeline by the shunt passage of spinneret interior, the connecting port of shunt passage and conveying pipeline is located on the side wall of spinneret.

[0006] Preferably, the side of the spinneret opposite to the conveying pipeline is provided with a clamping block, and the clamping block is fixedly connected with the top surface of the conveying pipeline through a top plate.

[0007] Preferably, the top surface and the bottom surface of the spinneret are each provided with a ring groove, and the conveying pipeline and the clamping block are each provided with an edge portion matching the ring groove.

[0008] Preferably, a rotating shaft is fixed to the top surface of the spinneret, and an adjusting valve is fixed to the part of the rotating shaft penetrating through the top plate.

[0009] Preferably, the adjusting valve is provided with four adjusting rods, and each adjusting rod corresponds to a spinneret area.

[0010] Preferably, the top surface of the adjusting rod is provided with an indication area, and the outer end portion of the adjusting rod is provided with a receptacle.

[0011] Preferably, the surface of the top plate is further fixed with a positioning block, the positioning block is provided with a mounting groove, the mounting groove is provided with a spring away from one end of the adjusting rod, the other end of the mounting groove is provided with a plug, and one end of the spring is connected with the plug.

[0012] Preferably, the plug penetrates through the positioning block and is in sliding connection with the positioning block, and the plug is matched with the plug hole.

[0013] Preferably, the clamping block and the contact surface of the delivery pipeline and the spinneret are all provided with a nickel-chromium alloy plating layer.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] 1、 the utility model discloses a rotatable adjusting valve is set up on the spinneret, the spinneret bottom surface is divided into several spinneret areas, and different diameter spinneret holes are formed on each area, and the operator can rotate the adjusting valve according to the needs, selects different spinneret areas and delivery pipeline butt joint, and the production efficiency and flexibility are improved.

[0016] 2、 the utility model discloses a plug fixing adjusting rod, prevents the deflection of spinneret in the use process, guarantees the selection stability of spinneret hole, avoids the position change of spinneret hole due to vibration, guarantees the stability of production process and the consistency of fiber quality. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall structure of the utility model and looks down the axial drawing;

[0018] Figure 2 It is the overall structure of the utility model and looks up the axial drawing;

[0019] Figure 3 It is the overall structure of the utility model and looks up the axial drawing;

[0020] Figure 4 It is the overall structure of the utility model and looks up the axial drawing.

[0021] In the drawing: 1, delivery pipeline;2, spinneret;3, spinneret hole;4, shunt channel;5, spinneret area;6, ring groove;7, clamping block;8, top plate;9, edge part;10, connecting port;11, rotating shaft;12, adjusting rod;13, indication area;14, plug hole;15, positioning block;16, plug;17, mounting groove;18, spring. DETAILED DESCRIPTION

[0022] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts under the premise that no creative efforts are made, belong to the scope of protection of the present application.

[0023] In order to solve the problem that the nylon fiber filament diameter cannot be flexibly adjusted in the prior art, the following technical scheme is given, please refer to Figures 1-4 ;

[0024] A nylon spinneret capable of adjusting fiber diameter, comprising a conveying pipeline 1, one end of the conveying pipeline 1 being in communication with a molten nylon storage tank, and the other end of the conveying pipeline 1 being provided with a spinneret 2.

[0025] The spinneret 2 is in a cylindrical structure, one side of the spinneret 2 opposite to the conveying pipeline 1 is provided with a clamping block 7, the clamping block 7 is fixedly connected with the top surface of the conveying pipeline 1 through a top plate 8, the spinneret 2 is clamped between the conveying pipeline 1 and the clamping block 7, and the spinneret 2 is below the top plate 8 and is attached to the top plate 8.

[0026] The top surface and the bottom surface of the spinneret 2 are both provided with a ring groove 6, the conveying pipeline 1 and the clamping block 7 are both provided with an edge part 9 matched with the ring groove 6, the edge part 9 and the ring groove 6 are tightly attached to realize the fixation of the spinneret 2, and the spinneret 2 can rotate a certain angle between the conveying pipeline 1 and the clamping block 7.

[0027] The clamping block 7 and the conveying pipeline 1 are both provided with a nickel-chromium alloy plating layer on the contact surface with the spinneret 2, so as to ensure that the spinneret 2 and the conveying pipeline 1 have good sealing performance, high temperature resistance and friction resistance, and the molten nylon raw material is not easy to leak from the gap.

[0028] The bottom surface of the spinneret 2 is provided with four spinning areas 5, each spinning area 5 is provided with spinning holes 3 with different diameters, and the diameters of the spinning holes 3 of different spinning areas 5 are different.

[0029] The spinning holes 3 are connected with the conveying pipeline 1 through the shunt channels 4 in the spinneret 2; each spinning area 5 is specifically provided with three rows of spinning holes 3, each row of spinning holes 3 is connected with one shunt channel 4, and the connecting port 10 of the shunt channel 4 and the conveying pipeline 1 is located on the side wall of the spinneret 2.

[0030] The outlet of the conveying pipeline 1 covers at most three connecting ports 10 each time, if the spinning diameters are required to be the same, the connecting ports 10 covered by the conveying pipeline 1 should correspond to the same spinning area 5; the molten nylon raw material enters the shunt channel 4 through the connecting port 10, and is sprayed out from each connected spinning hole 3 through the shunt channel 4.

[0031] The top surface of the spinneret 2 is fixed with a rotating shaft 11, the part of the rotating shaft 11 penetrating the top plate 8 is fixed with an adjusting valve, the spinneret 2 is rotated by screwing the adjusting valve; the adjusting valve is provided with four adjusting rods 12, each adjusting rod 12 corresponds to a spinning area 5, the top surface of each adjusting rod 12 is provided with an indication area 13, the indication area 13 is used for marking the diameter of the spinning hole 3 corresponding to the current adjusting rod 12.

[0032] The outer end of the adjusting rod 12 is provided with a insertion hole 14, the surface of the top plate 8 is further fixed with a positioning block 15, the positioning block 15 is provided with an installation groove 17, the end of the installation groove 17 away from the adjusting rod 12 is provided with a spring 18, the other end of the installation groove 17 is provided with a insertion pin 16, one end of the spring 18 is connected with the insertion pin 16, the insertion pin 16 penetrates the positioning block 15 and is in sliding connection with the positioning block 15, the insertion pin 16 is matched with the insertion hole 14, after the spinneret 2 is rotated to the target position, the insertion pin 16 is loosened to penetrate the corresponding insertion hole 14, the adjusting rod 12 is positioned, and the deflection of the spinneret 2 in the use process is prevented to affect the spinning.

[0033] Working principle: according to the required fiber diameter, the adjusting valve 3 is rotated, the diameter of the selected spinning hole 3 is confirmed through the indication area 13, after the adjusting valve 3 is rotated to the target position, the insertion pin 16 on the top plate 8 is loosened to penetrate the insertion hole 14 at the outer end of the adjusting rod 12, the adjusting rod 12 is ensured to be fixed, and the deflection in the use process is prevented; the conveying pump is started, the molten polyamide is conveyed to the spinneret 2 through the conveying pipeline 1, the molten polyamide enters the shunt channel 4 inside the spinneret 2 through the conveying pipeline 1, and then is sprayed out from the spinning hole 3 with the selected diameter, the polyamide fiber is formed, and finally is cooled and shaped.

[0034] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0035] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application.

Claims

1. A nylon spinneret with adjustable fiber diameter, comprising a delivery pipe (1), characterized in that: One end of the conveying pipe (1) is connected to the molten nylon storage box, and the other end of the conveying pipe (1) is provided with a spinneret (2), which is a cylindrical structure. The spinneret (2) is connected to the conveying pipe (1) by snapping, and the bottom surface of the spinneret (2) is divided into a plurality of spinning areas (5), each of which is provided with a spinneret hole (3) of different diameters. The spinneret hole (3) is connected to the conveying pipe (1) through a diversion channel (4) provided inside the spinneret (2), and the connection port (10) between the diversion channel (4) and the conveying pipe (1) is located on the side wall of the spinneret (2).

2. A nylon spinneret with adjustable fiber diameter according to claim 1, characterized in that: A snap-fit ​​block (7) is provided on the side of the spinneret (2) opposite to the delivery pipe (1), and the snap-fit ​​block (7) is fixedly connected to the top surface of the delivery pipe (1) via a top plate (8).

3. A nylon spinneret with adjustable fiber diameter according to claim 2, characterized in that: Annular grooves (6) are provided at the edges of the top and bottom surfaces of the spinneret (2), and edge portions (9) that fit with the annular grooves (6) are provided on the delivery pipe (1) and the engaging block (7).

4. A nylon spinneret with adjustable fiber diameter according to claim 3, characterized in that: A rotating shaft (11) is fixed to the top surface of the spinneret (2), and a regulating valve is fixed to the portion where the rotating shaft (11) passes through the top plate (8).

5. A nylon spinneret with adjustable fiber diameter according to claim 4, characterized in that: The regulating valve is provided with four regulating rods (12) in total, and each regulating rod (12) corresponds to a spinning area (5).

6. A nylon spinneret with adjustable fiber diameter according to claim 5, characterized in that: The top surface of the regulating rod (12) is provided with an indication area (13), and the outer end portion of the regulating rod (12) is provided with an insertion hole (14).

7. The nylon spinneret with adjustable fiber diameter according to claim 6, characterized in that: A positioning block (15) is fixed on the surface of the top plate (8), a mounting groove (17) is provided in the positioning block (15), a spring (18) is provided at one end of the mounting groove (17) away from the adjusting rod (12), a latch (16) is provided at the other end of the mounting groove (17), and one end of the spring (18) is connected to the latch (16).

8. The nylon spinneret with adjustable fiber diameter according to claim 7, characterized in that: The latch (16) passes through the positioning block (15) and is slidably connected to the positioning block (15), and the latch (16) is adapted to the socket (14).

9. The nylon spinneret with adjustable fiber diameter according to claim 8, characterized in that: The engaging block (7) and the contact surfaces of the delivery pipe (1) and the spinneret (2) are all provided with a nickel-chromium alloy plating layer.

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