Melt spinning device

Abstract

The utility model discloses a melt spinning device, which relates to the technical field of melt spinning and comprises a feeding hopper, a box body is fixedly mounted below the feeding hopper, a motor is arranged at the upper end in the box body, a mixing kettle is arranged at the output end of the motor, and a filter pipe is fixedly mounted at the lower end of the mixing kettle. A fixing mechanism is arranged below the filter pipe, a spinneret plate is clamped to the surface of the fixing mechanism, a cooling mechanism is arranged at the lower end of the interior of the box body, and a rotating shaft is rotationally connected to the lower end of the interior of the box body. The chuck is twisted to drive the limiting block movably connected in the sliding groove block, the sliding groove block is matched with the clamping groove in the chuck to enable the limiting block to move, when the limiting block clamps the spinneret plate, the fixing block in threaded connection with the surface of the chuck is twisted to enable the spinneret plate to be completely fixed, and the problem that when different kinds of spinning are produced, the spinning efficiency is high is solved. The spinneret plate is inconvenient to replace, and the production efficiency and the adaptability of the device are improved.

Description

Technical Field

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

[0002] Melt spinning is a method of spinning with a melt spinning machine using a polymer melt as raw material. Any polymer that can be melted or converted into a viscous flow state without significant degradation by heating can be spun by melt spinning. In the melt spinning device, the polymer is delivered to a plurality of spinning head assemblies through a distribution pipe under pressure by means of a distribution pump, where the polymer is extruded into single filaments by means of a plurality of spinneret holes. The single filaments are then combined into multifilament yarns in a yarn processing device arranged downstream of the melt spinning device, consolidated and further processed, and finally stored by a storage device such as a bobbin.

[0003] Publication No. CN110387591A discloses a melt spinning device and method for preparing artificial turf yarn, including an extrusion mechanism, a filtering mechanism and a cooling mechanism. The discharge port of the extrusion mechanism is connected to the top of the filtering mechanism, the cooling mechanism is located at the bottom of the filtering mechanism, and the four corners of the bottom end of the extrusion mechanism are fixedly connected to the first supporting legs, and the four corners of the bottom end of the cooling mechanism are fixedly connected to the second supporting legs.

[0004] In order to solve the problem of filter clogging, the prior art uses an electric telescopic rod switch to close or separate the spinneret and the discharge cylinder. However, different spinnerets cannot be quickly replaced, which affects production efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a melt spinning device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A melt spinning device comprises a hopper, a box body is fixedly installed below the hopper, a motor is arranged at the upper end of the box body, a mixing kettle is arranged at the output end of the motor, a filter tube is fixedly installed at the lower end of the mixing kettle, a fixing mechanism is arranged below the filter tube, a spinneret is clamped on the surface of the fixing mechanism, a cooling mechanism is arranged at the lower end of the box body, a rotating shaft is rotatably connected to the lower end of the box body, the fixing mechanism comprises a base, the base is fixedly installed inside the filter tube, a chuck is connected to the internal bearing of the base, a slot is arranged on the surface of the chuck, a fixing block is threadedly connected to the inside of the chuck, a slide block is fixedly connected to the side of the base, the slide block is internally slidably connected to a limit block, and the limit block is movably connected in the slot.

[0008] A further improvement of the technical solution of the utility model is that the cooling mechanism includes a tube body, the tube body is fixedly connected to the lower end of the inner part of the box body, the tube body is a closed cavity, a baffle is fixedly installed inside the tube body, and the surface of the baffle is provided with openings.

[0009] A further improvement of the technical solution of the utility model is that: a water inlet pipe is provided at one end of the pipe body, one side of the water inlet pipe is fixedly connected to the input end of a water pump, the output end of the water pump is fixedly connected to a water outlet pipe, one side of the water outlet pipe is fixedly connected to a heat sink, one side of the heat sink is fixedly connected to a water pipe, and the other side of the water pipe is fixedly connected to one side of the pipe body.

[0010] A further improvement of the technical solution of the utility model is that the heat sink comprises a shell, one side of the shell is fixedly connected to the water outlet pipe, a heat sink is arranged inside the shell, and a surface of the heat sink is provided with perforations.

[0011] A further improvement of the technical solution of the utility model is that the box body includes a support frame, the support frame is fixedly connected to the top of the motor, a transmission rod is fixedly installed on the output end of the motor, and one end of the transmission rod passes through the interior of the mixing kettle and is transmission-connected to the box body.

[0012] A further improvement of the technical solution of the utility model is that the mixing kettle comprises a stirring plate, the stirring plate is fixedly mounted on the surface of the transmission rod, the surface of the stirring plate is movably connected with a stirring drum, and a heater is arranged inside the stirring drum.

[0013] A further improvement of the technical solution of the utility model is that a filter plate is arranged inside the filter tube, and a spinneret is clamped on the surface of the fixing mechanism.

[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0015] 1. The utility model provides a melt spinning device, which adopts the cooperation of a base, a chuck, a slide block, a limit block, a fixed block, and a slot. By twisting the chuck, the limit block movably connected inside the slide block is driven, and the slide block and the slot inside the chuck cooperate with each other to move the limit block. When the limit block clamps the spinneret, the fixed block threadedly connected to the surface of the chuck is screwed to completely fix the spinneret, which solves the problem of inconvenience in replacing the spinneret when producing different spinnings, and improves the production efficiency and adaptability of the device.

[0016] 2. The utility model provides a melt spinning device, which adopts the cooperation of baffles, water pipes, water inlet pipes, water pumps, water outlet pipes, heat sinks, tube bodies, shells, heat sinks, perforations, and filter plates. The tube body is filled with coolant and is provided with baffles. Holes are provided on the surface of the baffles to allow the coolant to flow slowly in the tube body. The water inlet pipe provided at one end of the tube body extracts the coolant from the input end of the water pump, and then pushes it from the output end of the water pump to the water outlet pipe to flow into the heat sink. The heat sink in the heat sink cools the coolant, which is input into the water pipe through the perforations and finally flows back to the tube body. After the spinning is ejected through the spinneret, it is wound around the cooling mechanism to quickly cool the spinning, thereby reducing the problems of spinning winding and breakage caused by failure to cool down in time, reducing the production cost, and improving the adaptability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the fixing mechanism structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the cooling mechanism structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the heat dissipation plate structure of the utility model.

[0022] In the figure: 1, feed hopper; 2, box body; 3, motor; 4, mixing kettle; 5, fixing mechanism; 6, cooling mechanism; 7, transmission shaft; 8, filter tube; 9, spinneret; 21, support frame; 31, transmission rod; 41, stirring plate; 42, mixing drum; 43, heater; 51, base; 52, chuck; 53, slide block; 54, limit block; 55, fixing block; 56, slot; 61, baffle; 62, water pipe; 63, water inlet pipe; 64, water pump; 65, water outlet pipe; 66, heat sink; 67, tube body; 661, shell; 662, heat sink; 663, perforation; 81, filter plate. DETAILED DESCRIPTION

[0023] The present invention is further described in detail below in conjunction with the embodiments:

[0024] Example 1

[0025] like Figure 1-5The utility model provides a melt spinning device, including a hopper 1, a box body 2 is fixedly installed below the hopper 1, a motor 3 is arranged at the upper end of the box body 2, a mixing kettle 4 is arranged at the output end of the motor 3, a filter tube 8 is fixedly installed at the lower end of the mixing kettle 4, a fixing mechanism 5 is arranged below the filter tube 8, a spinneret 9 is clamped on the surface of the fixing mechanism 5, a cooling mechanism 6 is arranged at the lower end of the box body 2, a transmission shaft 7 is rotatably connected to the lower end of the box body 2, the fixing mechanism 5 includes a base 51, the base 51 is fixedly installed inside the filter tube 8, a chuck 52 is connected to the internal bearing of the base 51, a groove 56 is arranged on the surface of the chuck 52, a fixing block 55 is threadedly connected to the inside of the chuck 52, a slide block 53 is fixedly connected to the side of the base 51, the slide block 53 is internally slidably connected to a limit block 54, and the limit block 54 is movably connected in the groove 56.

[0026] In this embodiment, by twisting the chuck 52, the limit block 54 movably connected inside the slide block 53 is driven, and the slide block 53 cooperates with the slot 56 inside the chuck 52 to move the limit block 54. When the limit block 54 clamps the spinneret 9, the fixing block 55 threadedly connected to the surface of the chuck 52 is screwed to completely fix the spinneret 9, which solves the problem of inconvenience in replacing the spinneret 9 when producing different spinning products, thereby improving the production efficiency and adaptability of the device.

[0027] Example 2

[0028] like Figure 1-5 It is shown that, on the basis of Example 1, the utility model provides a technical solution: preferably, the cooling mechanism 6 includes a tube body 67, the tube body 67 is fixedly connected to the lower end of the inner part of the box body 2, the tube body 67 is a closed cavity, a baffle 61 is fixedly installed inside the tube body 67, the surface of the baffle 61 is provided with an opening, one end of the tube body 67 is provided with a water inlet pipe 63, one side of the water inlet pipe 63 is fixedly connected to the input end of the water pump 64, the output end of the water pump 64 is fixedly connected to the water outlet pipe 65, one side of the water outlet pipe 65 is fixedly connected to a heat sink 66, one side of the heat sink 66 is fixedly connected to the water pipe 62, the other side of the water pipe 62 is fixedly connected to one side of the tube body 67, the heat sink 66 includes an outer shell 661, one side of the outer shell 661 is fixedly connected to the water outlet pipe 65, a heat sink 662 is provided inside the outer shell 661, and a perforation 663 is provided on the surface of the heat sink 662.

[0029] In this embodiment, the tube body 67 is filled with cooling liquid and is provided with a baffle 61. The surface of the baffle 61 is provided with holes to allow the cooling liquid to flow slowly in the tube body. A water inlet pipe 63 provided at one end of the tube body 67 draws the cooling liquid out from the input end of the water pump 64, and then pushes it from the output end of the water pump 64 to the water outlet pipe 65 to flow into the heat sink 66. The heat sink 662 in the heat sink 66 cools the cooling liquid, which is input into the water pipe 62 through the perforation 663 and finally flows back to the tube body 67. After the spinning is ejected through the spinneret 9, it is wound around the cooling mechanism 6, which quickly cools the spinning, reduces the problems of spinning winding and breakage caused by not cooling in time, reduces the production cost, and improves the adaptability of the device.

[0030] Example 3

[0031] like Figure 1-5 It is shown that, on the basis of Example 1, the utility model provides a technical solution: preferably, the box 2 includes a support frame 21, the support frame 21 is fixedly connected to the top of the motor 3, the output end of the motor 3 is fixedly installed with a transmission rod 31, one end of the transmission rod 31 passes through the interior of the mixing kettle 4 and is transmission-connected to the box 2, the mixing kettle 4 includes a stirring plate 41, the stirring plate 41 is fixedly installed on the surface of the transmission rod 31, the surface of the stirring plate 41 is movably connected with a stirring drum 42, the interior of the stirring drum 42 is provided with a heater 43, the interior of the filter tube 8 is provided with a filter plate 81, and the surface of the fixing mechanism 5 is clamped with a spinneret 9.

[0032] In this embodiment, the motor 3 is fixed by the support frame 21, and the output end of the motor 3 drives the stirring plate 41 on the surface of the transmission rod 31 to stir the material. The heater 43 in the mixing kettle 4 melts the material and pushes it into the filter tube 8 below. The filter plate 81 in the filter tube 8 filters the material and then sprays it out from the spinneret 9, thereby improving the adaptability of the device.

[0033] The working principle of the melt spinning device is described in detail below.

[0034] like Figure 1-5As shown, by twisting the chuck 52, the limit block 54 movably connected inside the slide block 53 is driven, and the slide block 53 cooperates with the card slot 56 inside the chuck 52 to move the limit block 54. When the limit block 54 clamps the spinneret 9, the fixing block 55 threadedly connected on the surface of the chuck 52 is screwed to completely fix the spinneret 9. At the same time, the material is poured into the hopper 1, and the support frame 21 fixes the motor 3. The output end of the motor 3 drives the stirring plate 41 on the surface of the transmission rod 31 to stir the material. The heater 43 in the mixing kettle 4 melts the material and pushes it into the filter tube 8 below. After the filter plate 81 in the filter tube 8 filters the material, it is sprayed by the spinneret 9. After the spinning is ejected through the spinneret 9, the spinning is wound onto the cooling mechanism 6. The tube body 67 is filled with cooling liquid and is provided with a baffle 61. The surface of the baffle 61 is provided with holes to allow the cooling liquid to flow slowly in the tube body. A water inlet pipe 63 provided at one end of the tube body 67 extracts the cooling liquid from the input end of the water pump 64, and then pushes it from the output end of the water pump 64 to the water outlet pipe 65 to flow into the heat sink 66. The heat sink 662 in the heat sink 66 cools the cooling liquid, which is input into the water pipe 62 through the perforation 663 and finally flows back to the tube body 67. After the spinning is ejected through the spinneret 9, it is wound onto the cooling mechanism 6. After the spinning is quickly cooled, the transmission shaft 7 rotates to collect the spinning.

[0035] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A melt spinning device, comprising a hopper (1), characterized in that: A box body (2) is fixedly installed below the feed hopper (1), a motor (3) is arranged at the upper end of the box body (2), a mixing kettle (4) is arranged at the output end of the motor (3), a filter tube (8) is fixedly installed at the lower end of the mixing kettle (4), a fixing mechanism (5) is arranged below the filter tube (8), a spinneret (9) is clamped on the surface of the fixing mechanism (5), a cooling mechanism (6) is arranged at the lower end of the box body (2), and a transmission shaft (7) is rotatably connected to the lower end of the box body (2); The fixing mechanism (5) comprises a base (51), the base (51) is fixedly installed inside the filter tube (8), the internal bearing of the base (51) is connected to a chuck (52), the surface of the chuck (52) is provided with a groove (56), the internal thread of the chuck (52) is connected to a fixing block (55), the side of the base (51) is fixedly connected to a slide block (53), the interior of the slide block (53) is slidably connected to a limit block (54), and the limit block (54) is movably connected in the groove (56).

2. A melt spinning device according to claim 1, characterized in that: The cooling mechanism (6) comprises a tube body (67), the tube body (67) is fixedly connected to the lower end of the interior of the box body (2), the tube body (67) is a closed cavity, a baffle (61) is fixedly installed inside the tube body (67), and an opening is provided on the surface of the baffle (61).

3. A melt spinning device according to claim 2, characterized in that: A water inlet pipe (63) is provided at one end of the tube body (67); one side of the water inlet pipe (63) is fixedly connected to the input end of a water pump (64); the output end of the water pump (64) is fixedly connected to a water outlet pipe (65); one side of the water outlet pipe (65) is fixedly connected to a heat sink (66); one side of the heat sink (66) is fixedly connected to a water pipe (62); the other side of the water pipe (62) is fixedly connected to one side of the tube body (67).

4. A melt spinning device according to claim 3, characterized in that: The heat sink (66) comprises an outer shell (661), one side of the outer shell (661) is fixedly connected to the water outlet pipe (65), a heat sink (662) is arranged inside the outer shell (661), and a surface of the heat sink (662) is provided with a perforation (663).

5. A melt spinning device according to claim 1, characterized in that: The box body (2) comprises a support frame (21), the support frame (21) is fixedly connected above the motor (3), a transmission rod (31) is fixedly mounted on the output end of the motor (3), and one end of the transmission rod (31) passes through the interior of the mixing kettle (4) and is transmission-connected to the box body (2).

6. A melt spinning device according to claim 1, characterized in that: The mixing kettle (4) comprises a stirring plate (41), wherein the stirring plate (41) is fixedly mounted on the surface of a transmission rod (31), and a stirring drum (42) is movably connected to the surface of the stirring plate (41), wherein a heater (43) is arranged inside the stirring drum (42).

7. A melt spinning device according to claim 1, characterized in that: A filter plate (81) is arranged inside the filter tube (8), and a spinneret (9) is clamped on the surface of the fixing mechanism (5).

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