Polyester spinning spinneret plate

Abstract

The utility model discloses a polyester spinning spinneret plate which comprises a first plate body, a plurality of yarn outlet holes are machined in the inner side of the first plate body, the yarn outlet holes are sequentially arranged and annularly distributed at equal intervals, an auxiliary mechanism is arranged on the front face of the first plate body, and the auxiliary mechanism comprises an annular pipe, a nozzle and an air inlet pipe. And the back face of the annular pipe is fixedly connected with the front face of the first plate body, a plurality of spray heads are machined on the inner side of the annular pipe, an air inlet pipe is installed at the bottom of the annular pipe, and the air injection position of each spray head is arranged in the middle of the upper and lower adjacent wire outlet holes. The utility model relates to the technical field of spinneret plates, and through the cooperation among the filament outlet hole, the annular pipe and the nozzle, the auxiliary cooling and shaping of polyester filaments discharged from a machine are realized, the deformation of the filaments is avoided, and the problems that the melting point of the existing polyester is higher, the polyester filaments are easy to deform after being discharged from the spinneret plate, and the yield is further reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of spinnerets, in particular to a polyester spinning spinneret. Background Art

[0002] The spinneret is also called the spinning cap. The function of the spinneret is to transform the viscous polymer melt or solution into a thin stream with a specific cross-section through micropores, and solidify it into a filament through a coagulation medium such as air or a coagulation bath. When producing polyester filaments, a polyester spinning spinneret is provided.

[0003] Polyester begins to soften at temperatures above 250 degrees Celsius and decomposes at temperatures approaching 300 degrees Celsius. It should be noted that polyester exhibits good resistance to high temperatures.

[0004] The existing polyester has a high melting point and is prone to deformation after being discharged from the spinneret, thereby reducing the yield. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a polyester spinning spinneret, which solves the problem that the existing polyester has a high melting point and is easily deformed after the spinneret is discharged, thereby reducing the yield.

[0006] To achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a polyester spinning spinneret, comprising a first plate body, a plurality of wire outlet holes are processed on the inner side of the first plate body, the plurality of wire outlet holes are arranged in sequence and distributed equidistantly in a ring shape, an auxiliary mechanism is arranged on the front side of the first plate body, the auxiliary mechanism comprises an annular tube, a nozzle and an air inlet pipe, the back side of the annular tube is fixedly connected to the front side of the first plate body, a plurality of nozzles are processed on the inner side of the annular tube, an air inlet pipe is installed on the bottom of the annular tube, and the jet position of the nozzle is set in the middle position of the upper and lower adjacent wire outlet holes.

[0007] Preferably, a connecting piece is attached to the back side of the first plate body, a plurality of threaded holes are processed on the inner side of the connecting piece, and a plurality of bolts corresponding to the positions of the threaded holes are arranged on the inner side of the first plate body.

[0008] Preferably, a square block movably connected to the inner square groove of the first plate body is fixedly connected to the front side of the connecting member.

[0009] Preferably, the front side of the first plate body is fixedly connected to the second plate body, the two through holes of the second plate body are movably connected with plug rods, one end of the two plug rods is fixedly connected to a back plate, the back side of the back plate is fitted with the front side of the first plate body, and the outer side of the plug rods is movably connected to a slot opened on the side of the block.

[0010] Preferably, a spring is fixedly connected to one side of the back plate, and one side of the spring is fixedly connected to one side of the second plate body.

[0011] Beneficial Effects

[0012] The utility model provides a polyester spinning spinneret, which has the following beneficial effects: the polyester spinning spinneret achieves auxiliary cooling and shaping of polyester filaments discharged from the machine through the cooperation between the filament outlet hole, the annular tube and the nozzle, avoids the deformation of the filaments, and solves the problem that the existing polyester has a high melting point and is easy to deform after the spinneret is discharged, thereby reducing the yield rate.

[0013] The second plate body is positioned by the cooperation among the spring, the back plate and the insertion rod, which makes it convenient for the user to subsequently tighten the bolts for fixing, without the need for the user to hold the second plate body by hand for operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 for Figure 1 Schematic diagram of the structure of the middle spring, back plate and plug rod;

[0016] Figure 3 for Figure 1 Schematic diagram of the structure of the threaded hole, block and slot;

[0017] Figure 4 for Figure 1 Schematic diagram of the structure of the middle wire outlet hole, annular tube and nozzle.

[0018] In the figure: 1. first plate, 2. spring, 3. wire outlet hole, 4. annular tube, 5. nozzle, 6. air inlet pipe, 7. bolt, 8. threaded hole, 9. connector, 10. block, 11. slot, 12. back plate, 13. plug rod, 15. second plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] The existing polyester has a high melting point and is prone to deformation after being discharged from the spinneret, thereby reducing the yield.

[0021] In view of this, a polyester spinning spinneret is provided, which realizes auxiliary cooling and shaping of the polyester filaments leaving the machine through the cooperation between the filament outlet hole, the annular tube and the nozzle, avoids the deformation of the filaments, and solves the problem that the existing polyester has a high melting point and is prone to deformation after the spinneret is discharged, thereby reducing the yield.

[0022] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0023] Embodiment 1: By Figure 1 and 4 It can be seen that a polyester spinning spinneret includes a first plate body 1, a plurality of wire outlet holes 3 are processed on the inner side of the first plate body 1, the plurality of wire outlet holes 3 are arranged in sequence and distributed in a circular shape with equal distances, an auxiliary mechanism is arranged on the front side of the first plate body 1, the auxiliary mechanism includes an annular tube 4, a nozzle 5 and an air inlet pipe 6, the back side of the annular tube 4 is fixedly connected to the front side of the first plate body 1, a plurality of nozzles 5 are processed on the inner side of the annular tube 4, an air inlet pipe 6 is installed at the bottom of the annular tube 4, the air inlet pipe 6 can be connected to an air inlet device such as a fan, and the jetting position of the nozzle 5 is arranged in the middle of the upper and lower adjacent wire outlet holes 3;

[0024] In the specific implementation process, it is worth pointing out that the jetting position of the nozzle 5 is set at the middle position of the upper and lower adjacent wire outlet holes 3 to ensure that the air passes through the extruded polyester filaments during the exhaust, so that the heat dissipation of multiple polyester filaments is uniform. Through the cooperation between the annular tube 4, the nozzle 5 and the air inlet pipe 6, the auxiliary cooling and shaping of the polyester filaments out of the machine is achieved to avoid the deformation of the filaments, and solve the problem that the existing polyester has a high melting point and is prone to deformation after the spinneret is discharged, thereby reducing the yield rate;

[0025] Specifically, when using the polyester spinning spinneret, the user can inject air into the annular tube 4 through the air inlet pipe 6, and the air flows out from the multiple nozzles 5, thereby accelerating the air circulation speed to achieve cooling of the extruded polyester filaments.

[0026] Embodiment 2: By Figure 1-3 It can be seen that a connecting piece 9 is attached to the back of the first plate body 1, and the connecting piece 9 does not affect the spinning after being attached to the first plate body 1. A plurality of threaded holes 8 are processed on the inner side of the connecting piece 9, and a plurality of bolts 7 corresponding to the positions of the threaded holes 8 are arranged on the inner side of the first plate body 1;

[0027] In the specific implementation process, it is worth pointing out that the bolt 7 passes through the first plate body 1 and is fixed on the threaded hole 8 to achieve the fixation of the first plate body 1;

[0028] Furthermore, a block 10 movably connected to the inner square groove of the first plate body 1 is fixedly connected to the front side of the connecting member 9;

[0029] In the specific implementation process, it is worth pointing out that the block 10 can be inserted into the square groove of the first plate body 1 for positioning;

[0030] Furthermore, the front side of the first plate body 1 is fixedly connected to the second plate body 15, and the two through holes of the second plate body 15 are movably connected to the plug rods 13, and the plug rods 13 can move in the two through holes of the second plate body 15, and one end of the two plug rods 13 is fixedly connected to the back plate 12, and the back side of the back plate 12 is in contact with the front side of the first plate body 1, and the outer side of the plug rods 13 is movably connected to the slots 11 opened on the side of the block 10, and the plug rods 13 can move inside the slots 11;

[0031] In the specific implementation process, it is worth pointing out that after the insertion rod 13 is inserted into the slot 11 of the block 10, the connecting member 9 is tightly fitted to the back surface of the first plate body 1;

[0032] Furthermore, a spring 2 is fixedly connected to one side of the back plate 12, and one side of the spring 2 is fixedly connected to one side of the second plate body 15;

[0033] In the specific implementation process, it is worth pointing out that the device can drive the insertion rod 13 to always be inserted into the slot 11 of the block 10 for positioning by relying on the elastic deformation of the spring 2;

[0034] Specifically, based on the above-mentioned embodiment 1, the second plate body 15 is positioned through the cooperation between the spring 2, the back plate 12 and the insertion rod 13, which is convenient for the user to subsequently tighten the bolts 7 for fixing, without the need for the user to hold the second plate body 15 by hand for operation.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0036] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A polyester spinning spinneret, comprising a first plate body (1), characterized in that: The inner side of the first plate body (1) is processed with a plurality of wire outlet holes (3), the plurality of wire outlet holes (3) are arranged in sequence and distributed in a circular shape with equal spacing, and the front side of the first plate body (1) is provided with an auxiliary mechanism; The auxiliary mechanism comprises an annular tube (4), a nozzle (5) and an air inlet pipe (6); The back side of the annular tube (4) is fixedly connected to the front side of the first plate body (1); a plurality of nozzles (5) are processed on the inner side of the annular tube (4); an air inlet pipe (6) is installed at the bottom of the annular tube (4); and the jetting position of the nozzle (5) is set in the middle position of two adjacent upper and lower wire outlet holes (3).

2. A polyester spinning spinneret according to claim 1, characterized in that: A connecting piece (9) is attached to the back of the first plate body (1), a plurality of threaded holes (8) are processed on the inner side of the connecting piece (9), and a plurality of bolts (7) corresponding to the positions of the threaded holes (8) are arranged on the inner side of the first plate body (1).

3. A polyester spinning spinneret according to claim 2, characterized in that: A square block (10) is fixedly connected to the front side of the connecting member (9) and is movably connected to the square groove inside the first plate body (1).

4. The polyester spinning spinneret according to claim 1, characterized in that: The front side of the first plate body (1) is fixedly connected to a second plate body (15); two through holes of the second plate body (15) are movably connected to plug rods (13); one end of the two plug rods (13) is fixedly connected to a back plate (12); the back side of the back plate (12) is in contact with the front side of the first plate body (1); and the outer side of the plug rod (13) is movably connected to a slot (11) provided on the side of the block (10).

5. A polyester spinning spinneret according to claim 4, characterized in that: A spring (2) is fixedly connected to one side of the back plate (12), and one side of the spring (2) is fixedly connected to one side of the second plate body (15).

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