Spandex spinning device convenient to replace

By designing spandex wire spinning devices that are easy to replace, including spinning boxes, water-cooling boxes and melting boxes, and using locking components and extrusion parts, the problems of cumbersome replacement and poor diversion effects of existing devices are solved, and the rapid replacement of spinning structures and the improvement of spandex wire production efficiency are achieved.

CN222861732UActive Publication Date: 2025-05-13HAINING WEIBANG SPANDEX CO LTD
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Patent Information

Application Number
CN202421859105.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-02
Publication Date
2025-05-13
Estimated Expiration
2034-08-02

AI Technical Summary

Technical Problem

The existing spandex silk spinning device is complicated to operate when replacing spinning structures of different sizes, which is inconvenient for maintenance or replacement, and has poor guidance effect, which can easily lead to spandex silk wrapping, affecting the disassembly and installation convenience of the equipment.

Method used

A spandex thread spinning device that is easy to replace is designed, including a spinneret box, a water-cooled box and a melting box. It adopts structures such as locking components and extrusion parts to achieve convenient replacement of spinnerets and efficient extrusion and discharge of liquid materials. It is also cooled and cooled through the water-cooled box to improve production efficiency.

Benefits of technology

It realizes rapid replacement and maintenance of spinneret structures, improves the convenience and practicality of equipment, avoids spandex wire wrapping, and improves the efficiency of spandex wire spinneret production.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a spandex filament spinning device convenient to replace, which belongs to the technical field of spandex filament processing and comprises a spinning box, a water cooling box for cooling spandex filaments is mounted at the bottom of the spinning box, and a melting box for melting spandex filament raw materials is mounted on the other side of the spinning box. A support is installed on the top of the water cooling box and located on the periphery of the spinning box, a discharging notch is formed in the other side of the water cooling box, molten spandex raw materials are guided into the spinning box, the liquid materials are extruded and pushed through an extrusion part to spray spandex through a plurality of spinning nozzles on a mounting plate, and the spandex is cooled through an aqueous solution in the water cooling box. The problems that different spinning structures need to be replaced according to different spinning thicknesses and diameters, the spinning structures are prone to being damaged and inconvenient to overhaul or replace, existing equipment is poor in dredging effect, spandex filaments are prone to being wound, and the convenience and practicability of equipment dismounting and spinning structure mounting are affected are solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of spandex yarn processing, in particular to a spandex yarn spinning device which is easy to replace. Background Art

[0002] Spandex, the full name of spandex yarn, is the abbreviation of polyurethane fiber. It is polymerized by PTMEG and MDI. It is a modern clothing industrial material and clothing fabric. Spandex filament is covered with staple fiber yarn, that is, spandex core-spun yarn. The stretch fabric woven with it is comfortable, fits well and has strong elasticity. One of the main production methods of spandex fiber is melt spinning, that is, the polymer is melted into liquid and then extruded into filaments through a spinneret, and then cooled and wound. In the whole process, the extrusion of filaments by the spinneret is the most critical. Existing equipment usually uses a spinneret structure for spinneret operation, and the installation of the spinneret structure on existing equipment is cumbersome, and it is not convenient to replace spinneret structures of different sizes.

[0003] Different spinneret structures need to be replaced according to the different spinneret diameters. The spinneret structure is easily damaged and is inconvenient to repair or replace. In addition, the existing equipment has poor drainage effect, which can easily cause the spandex yarn to become entangled, affecting the convenience and practicality of disassembling and installing the spinneret structure. Therefore, those skilled in the art have provided a spandex yarn spinneret device that is easy to replace to solve the problems raised in the above background technology. Utility Model Content

[0004] The utility model aims to provide a spandex yarn spinning device which is easy to replace, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spandex yarn spinning device that is easy to replace, comprising a spinning box, a water cooling box for cooling the spandex yarn is installed at the bottom of the spinning box, a melting box for melting the spandex yarn raw material is installed on the other side of the spinning box, a bracket is installed on the top of the water cooling box and around the spinning box, and a material discharge notch is opened on the other side of the water cooling box;

[0006] A plurality of leakage holes arranged in a rectangular shape are provided at the bottom of the spinneret, a mounting plate is installed at the bottom of the spinneret, a plurality of spinnerets arranged in a rectangular shape are installed on the top of the mounting plate, an extrusion piece is installed on the top of the inner side of the spinneret, a locking assembly is installed between the mounting plate and the spinneret, the melting box is connected to the spinneret, and the spinneret is movably connected to the mounting plate.

[0007] Preferably: the locking assembly includes a fixing groove opened on the other side of the mounting plate, a guide rod is connected to the inner side of the fixing groove, a spring for support is sleeved on the outer side of the guide rod, a driving plate is sleeved on the outer side of the guide rod, a sliding plate is connected to the other side of the driving plate, a locking block is connected to the top of the sliding plate, a locking groove is opened on the other side of the spinneret box and near the bottom, and the guide rod passes through the driving plate and is slidably connected to it.

[0008] Preferably: the extrusion member includes a cylinder installed on the top of the bracket, the bottom of the cylinder is connected to a push rod, the bottom of the push rod is connected to an extrusion plate, the bottom of the extrusion plate is connected to a plurality of extrusion blocks arranged in a rectangular shape, the push rod passes through the spinneret and is slidably connected thereto, and the extrusion blocks correspond one-to-one to the leakage holes.

[0009] Preferably, a refrigerator is installed at the bottom of the inner side of the water cooling box, three evenly arranged fixed shafts penetrate the inner side of the water cooling box, and three evenly arranged guide wheels are mounted on the outer side of the fixed shafts.

[0010] Preferably: a fixing rod is installed on the inner side of the discharge notch, a discharge wheel is sleeved on the outer side of the fixing rod, the discharge wheel is rotatably connected to the fixing rod, and the fixing shaft is rotatably connected to the guide wheel.

[0011] Preferably, a fixing strip is connected to the other side of the mounting plate, and a positioning groove is provided on the other side of the spinneret box.

[0012] Preferably: a leakage plate is installed inside the melting box and near the bottom, and three evenly arranged heating tubes are installed inside the melting box and above the leakage plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, a water cooling box, a mounting plate and a spinneret are provided, the spinneret corresponds to the leakage hole 6 one by one, the spandex raw material is put into the melting box, the melted spandex raw material is introduced into the spinneret, the liquid material is pushed by the extrusion piece to spray out the spandex through the multiple spinnerets on the mounting plate, and the aqueous solution in the water cooling box is used to cool down the temperature, thereby improving the efficiency of the equipment in the production of spandex by spinning.

[0015] 2. In the utility model, by arranging a spring, a driving plate, a sliding plate and a locking block, the spring in the fixed groove can squeeze and push the driving plate upward, so that the driving plate can drive the locking block to be inserted into the locking groove through the sliding plate, and the mounting plate can drive the spinneret to detach from and enter under the leakage hole at the bottom of the spinneret box, so as to facilitate the removal of the spinneret for inspection or replacement.

[0016] 3. In the utility model, by setting a push rod, an extrusion plate and an extrusion block, the cylinder can drive the extrusion plate to move up and down through the push rod, and multiple extrusion blocks at the bottom of the extrusion plate are embedded in the leakage hole. The extrusion plate can drive multiple extrusion blocks to extrude and spray liquid materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a left-side cutaway stereoscopic view of the overall structure of the utility model;

[0019] Figure 3 The overall structure of the utility model Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 It is a schematic diagram of the structure of the mounting plate, the spinneret, the fixing groove and the fixing strip in the overall structure of the utility model.

[0021] In the figure: 1. Spinning box; 2. Water cooling box; 3. Melting box; 4. Bracket; 5. Discharge notch; 6. Leakage hole; 7. Mounting plate; 8. Spinning nozzle; 9. Fixed groove; 10. Guide rod; 11. Spring; 12. Driving plate; 13. Sliding plate; 14. Locking block; 15. Locking groove; 16. Cylinder; 17. Push rod; 18. Extrusion plate; 19. Extrusion block; 20. Refrigerator; 21. Fixed shaft; 22. Wire pulley; 23. Fixed rod; 24. Discharge wheel; 25. Fixed strip; 26. Positioning groove; 27. Leakage plate; 28. Heating tube. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1 to Figure 4In the embodiment of the utility model, a spandex yarn spinning device that is easy to replace includes a spinning box 1, a water cooling box 2 for cooling the spandex yarn is installed at the bottom of the spinning box 1, a melting box 3 for melting the spandex yarn raw material is installed on the other side of the spinning box 1, a bracket 4 is installed on the top of the water cooling box 2 and around the spinning box 1, a material discharge notch 5 is opened on the other side of the water cooling box 2, a plurality of leakage holes 6 arranged in a rectangular shape are opened at the bottom of the spinning box 1, a mounting plate 7 is installed at the bottom of the spinning box 1, a plurality of spinnerets 8 arranged in a rectangular shape are installed on the top of the mounting plate 7, a leakage plate 27 is installed on the inner side of the melting box 3 and near the bottom, three heating tubes 28 are evenly arranged on the inner side of the melting box 3 and above the leakage plate 27, an extrusion piece is installed on the top of the inner side of the spinning box 1, a locking assembly is installed between the mounting plate 7 and the spinning box 1, the melting box 3 is connected to the spinning box 1, and the spinneret 8 is movably connected to the mounting plate 7.

[0024] When in use, the spandex raw material is put into the melting box 3, the leakage plate 27 at the bottom inner side of the melting box 3 can support the spandex, and the multiple heating tubes 28 can heat and melt the spandex raw material. The heated and melted spandex raw material flows through the leakage plate 27 to the spinneret box 1 for export, and the spinnerets 8 correspond to the leakage holes 6 one by one. The melted spandex raw material is introduced into the spinneret box 1, and the liquefied spandex raw material flows through the leakage holes 6 to the spinnerets 8. The liquid material is squeezed and pushed by the extrusion piece to spray out the spandex through the multiple spinnerets 8 on the mounting plate 7, and the aqueous solution in the water cooling box 2 is used to cool down the temperature, thereby improving the efficiency of the equipment in the production of spandex by spinning.

[0025] In one embodiment, specifically, the locking assembly includes a fixing groove 9 opened on the other side of the mounting plate 7, a guide rod 10 is connected to the inner side of the fixing groove 9, a spring 11 for support is mounted on the outer side of the guide rod 10, a driving plate 12 is mounted on the outer side of the guide rod 10, a sliding plate 13 is connected to the other side of the driving plate 12, a locking block 14 is connected to the top of the sliding plate 13, a locking groove 15 is opened on the other side of the spinneret box 1 and near the bottom, a fixing strip 25 is connected to the other side of the mounting plate 7, a positioning groove 26 is opened on the other side of the spinneret box 1, and the guide rod 10 passes through the driving plate 12 and is slidably connected thereto.

[0026] Among them, the mounting plate 7 can drive multiple spinnerets 8 into the bottom of the spinneret box 1, and the fixing strip 25 on one side of the mounting plate 7 is embedded in the positioning groove 26, so that the fixing strip 25 supports the mounting plate 7, and the spring 11 in the fixing groove 9 can squeeze and push the driving plate 12 upward, and the guide rod 10 can guide and limit the spring 11 and the driving plate 12 to prevent the driving plate 12 from deflecting, so that the driving plate 12 can drive the locking block 14 to be inserted into the locking groove 15 through the sliding plate 13, and the mounting plate 7 can drive the spinneret 8 to detach from and enter under the leakage hole 6 at the bottom of the spinneret box 1, so as to facilitate the removal of the spinneret 8 for inspection or replacement.

[0027] Furthermore, the extrusion component includes a cylinder 16 installed on the top of the bracket 4, a push rod 17 is connected to the bottom of the cylinder 16, an extrusion plate 18 is connected to the bottom of the push rod 17, a plurality of extrusion blocks 19 arranged in a rectangular shape are connected to the bottom of the extrusion plate 18, the push rod 17 passes through the spinneret 1 and is slidably connected thereto, and the extrusion blocks 19 correspond one-to-one to the leakage holes 6.

[0028] In one embodiment, specifically, the cylinder 16 can drive the extrusion plate 18 to move up and down through the push rod 17, and multiple extrusion blocks 19 at the bottom of the extrusion plate 18 are embedded in the leakage hole 6. The extrusion plate 18 can drive the multiple extrusion blocks 19 to extrude and spray liquid materials through the spinneret 8.

[0029] Among them, a refrigerator 20 is installed at the bottom of the inner side of the water-cooling box 2, three evenly arranged fixed shafts 21 penetrate the inner side of the water-cooling box 2, three evenly arranged wire wheels 22 are set on the outer side of the fixed shaft 21, a fixed rod 23 is installed on the inner side of the discharge notch 5, and a discharge wheel 24 is set on the outer side of the fixed rod 23, the discharge wheel 24 is rotatably connected with the fixed rod 23, and the fixed shaft 21 is rotatably connected with the wire wheel 22. The spandex yarn falls into the water-cooling box 2 after being sprayed out by the spinneret 8, and the aqueous solution in the water-cooling box 2 is cooled and cooled by the refrigerator 20. The three wire wheels 22 on the outer side of the fixed shaft 21 can guide the spandex yarn. The spandex yarn is located above the middle wire wheel 22 and at the bottom of the other two wire wheels 22, and then the spandex yarn is guided and discharged through the discharge wheel 24 on the outer side of the fixed rod 23 to prevent the spandex yarn from being entangled and causing chaos.

[0030] The working principle of this utility model:

[0031] First, the spandex raw material is put into the melting box 3. At this time, the leakage plate 27 at the bottom of the inner side of the melting box 3 supports the spandex yarn. Then, a plurality of heating tubes 28 are started to heat and melt the spandex raw material. The heated and melted spandex raw material flows through the leakage plate 27 to the spinneret box 1 for export. The melted spandex raw material is introduced into the spinneret box 1. The spandex raw material is liquefied and flows through the leakage hole 6 to the spinneret nozzle 8. Then, the cylinder 16 is started to drive the extrusion plate 18 to move downward through the push rod 17. Then, a plurality of extrusion blocks 19 at the bottom of the extrusion plate 18 are embedded in the leakage hole 6, so that the extrusion plate 18 drives the plurality of extrusion blocks 19 to extrude the liquid material. The spandex yarn is extruded and sprayed out through the spinneret 8. After being sprayed out through the spinneret 8, the spandex yarn falls into the water cooling box 2. The aqueous solution in the water cooling box 2 cools down the spandex yarn. The three guide wheels 22 on the outside of the fixed shaft 21 guide the spandex yarn. Then the discharge wheel 24 on the outside of the fixed rod 23 guides the spandex yarn. When the spinneret 8 needs to be disassembled, the driving plate 12 is made to slide in the fixed groove 9, and then the driving plate 12 squeezes the spring 11. Then the driving plate 12 drives the locking block 14 to disengage from the locking groove 15 through the sliding plate 13, and then the mounting plate 7 is pulled out of the spinneret box 1. Then the spinneret 8 on the mounting plate 7 is taken out for inspection or replacement.

[0032] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A spandex yarn spinning device that is easy to replace, comprising a spinning box (1), characterized in that: A water cooling box (2) for cooling the spandex yarn is installed at the bottom of the spinneret (1), a melting box (3) for melting the spandex yarn raw material is installed on the other side of the spinneret (1), a bracket (4) is installed on the top of the water cooling box (2) and around the spinneret (1), and a material discharge notch (5) is opened on the other side of the water cooling box (2); The bottom of the spinneret (1) is provided with a plurality of leakage holes (6) arranged in a rectangular shape, a mounting plate (7) is installed at the bottom of the spinneret (1), a plurality of spinnerets (8) arranged in a rectangular shape are installed on the top of the mounting plate (7), an extrusion piece is installed on the top of the inner side of the spinneret (1), a locking assembly is installed between the mounting plate (7) and the spinneret (1), the melting box (3) is connected to the spinneret (1), and the spinneret (8) is movably connected to the mounting plate (7).

2. The easily replaceable spandex spinning device according to claim 1, characterized in that: The locking assembly comprises a fixing groove (9) provided on the other side of the mounting plate (7), a guide rod (10) being connected to the inner side of the fixing groove (9), a spring (11) being sleeved on the outer side of the guide rod (10) for supporting, a driving plate (12) being sleeved on the outer side of the guide rod (10), a sliding plate (13) being connected to the other side of the driving plate (12), a locking block (14) being connected to the top of the sliding plate (13), a locking groove (15) being provided on the other side of the spinneret box (1) and near the bottom, and the guide rod (10) passes through the driving plate (12) and is slidably connected thereto.

3. The easily replaceable spandex spinning device according to claim 2, characterized in that: The extrusion component comprises a cylinder (16) mounted on the top of a bracket (4), the bottom of the cylinder (16) is connected to a push rod (17), the bottom of the push rod (17) is connected to an extrusion plate (18), the bottom of the extrusion plate (18) is connected to a plurality of extrusion blocks (19) arranged in a rectangular shape, the push rod (17) passes through the spinneret (1) and is slidably connected thereto, and the extrusion blocks (19) correspond one-to-one to the leakage holes (6).

4. The easily replaceable spandex spinning device according to claim 1, characterized in that: A refrigerator (20) is installed at the bottom of the inner side of the water cooling box (2), three evenly arranged fixed shafts (21) penetrate the inner side of the water cooling box (2), and three evenly arranged guide wheels (22) are mounted on the outer side of the fixed shaft (21).

5. The easily replaceable spandex spinning device according to claim 4, characterized in that: A fixed rod (23) is installed inside the discharge notch (5), and a discharge wheel (24) is sleeved outside the fixed rod (23). The discharge wheel (24) is rotatably connected to the fixed rod (23), and the fixed shaft (21) is rotatably connected to the guide wheel (22).

6. The easily replaceable spandex yarn spinning device according to claim 1, characterized in that: A fixing strip (25) is connected to the other side of the mounting plate (7), and a positioning groove (26) is provided on the other side of the spinneret box (1).

7. The easily replaceable spandex spinning device according to claim 2, characterized in that: A liquid leakage plate (27) is installed inside the melting box (3) and near the bottom, and three uniformly arranged heating tubes (28) are installed inside the melting box (3) and above the liquid leakage plate (27).