Drafting device for covering yarn

Abstract

The utility model provides a drafting device for covering yarn, which relates to the field of covering yarn processing and comprises a case, a yarn inlet and a yarn outlet are respectively arranged on two sides of the case, a drafting unit is mounted in the case, a dust removal roller is arranged in the case and close to the yarn inlet, and the dust removal roller is connected with the drafting unit. A plurality of wire grooves are formed in the surface of the dust removal roller in an array mode, a plurality of dust removal blocks are arranged on the inner walls of the two sides of each wire groove in an array mode, and the dust removal blocks on the inner walls of the two sides of each wire groove are distributed in a left-right staggered mode; according to the dust removal device, the dust removal roller is arranged, covering yarn is limited through the thread groove in the process that the covering yarn passes through the surface of the dust removal roller, meanwhile, the dust removal roller is driven by the first motor to continuously rotate, and in the rotating process, the dust removal blocks staggered on the inner walls of the two sides of the thread groove continuously stir the covering yarn; therefore, dust and fabric residues attached to the surface of the covering yarn are shaken down, and the effect of cleaning the fabric residues and dust on the surface of the covering yarn is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of core-spun yarn processing, in particular to a drafting device which can clean the surface of the core-spun yarn. Background Art

[0002] Core-spun yarn, also known as composite yarn or covered yarn, is a new type of yarn composed of two or more fibers.

[0003] Yarn drafting is an important part of the core-spun yarn production process. Core-spun yarn is a new type of yarn composed of two or more fibers. A large amount of fabric residue will adhere to its surface. During the drafting process, the fabric residue will adhere to the roller, affecting the drafting quality of the core-spun yarn and affecting the quality of the core-spun yarn.

[0004] In summary, the utility model provides a drafting device for core-spun yarn to solve the above problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a drafting device for core-spun yarn.

[0006] A drafting device for core-spun yarn, comprising a chassis, wherein both sides of the chassis are respectively provided with an inlet and an outlet, a drafting unit is installed inside the chassis, a dust removal roller is arranged inside the chassis at a position close to the inlet, a plurality of wire grooves are arranged in an array on the surface of the dust removal roller, a plurality of dust removal blocks are arranged in an array on the inner walls on both sides of the wire groove, and the dust removal blocks on the inner walls on both sides of the wire groove are staggered left and right, a collecting cover is installed inside the chassis below the dust removal roller, a dust collecting chamber is also arranged on one side of the bottom of the chassis, an isolation cover on one side of the dust collecting chamber, the top of the isolation cover is inclined, and a through groove is arranged at the edge, a filter is installed inside the through groove, a rotating shaft is rotatably installed at a position of the filter near the top edge of the isolation cover, a rotating block is connected to the top of the rotating shaft, two cleaning plates are symmetrically arranged on the surface of the rotating block, and a cleaning brush is arranged on the side of the cleaning plate close to the top surface of the filter, a pipe is connected to the bottom of the collecting cover, and the other end of the pipe is connected to the dust collecting chamber.

[0007] Furthermore, the filter screen is in the shape of an incomplete circle, and the center of the circle is located at the position of the rotating shaft.

[0008] Furthermore, the surface of the dust removal block is smooth, and the distance between the end portion and the side wall of the wire groove is greater than half of the width of the wire groove.

[0009] Furthermore, a first motor is fixedly mounted on one side of the outer surface of the chassis, and an output end of the first motor is transmission-connected to the dust removal roller.

[0010] Furthermore, a second motor is fixedly installed on the inner side of the isolation cover, and the output end of the second motor is connected to the rotating shaft through a coupling.

[0011] Furthermore, an air outlet penetrating the surface of the chassis is provided on the inner side of the isolation cover at one side of the dust collecting chamber, and a fan is installed inside the chassis at the position of the air outlet.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The utility model sets a dust removal roller. When the core-spun yarn passes through the surface of the dust removal roller, the core-spun yarn is limited by the wire groove. At the same time, driven by the first motor, the dust removal roller rotates continuously. During the rotation, the dust removal blocks staggered on the inner walls on both sides of the wire groove will continuously stir the core-spun yarn, thereby shaking off the dust and fabric residues adhered to the surface of the core-spun yarn, so as to achieve the effect of cleaning the fabric residues and dust on the surface of the core-spun yarn.

[0014] 2. The utility model provides a fan, which discharges the air in the dust collecting chamber from the air outlet, so that negative pressure is formed in the dust collecting chamber. The dust and fabric residues shaken off by the dust removal roller are sucked into the dust collecting cover through the negative pressure, and enter the dust collecting chamber through the duct. The dust and fabric entering the dust collecting chamber are blocked by the filter in the dust collecting chamber, and slide along the top of the inclined isolation cover to the bottom of the dust collecting chamber, thereby realizing the collection of fabric residues and dust.

[0015] 3. The utility model is provided with a cleaning brush. When too much fabric is accumulated on the filter screen, the second motor in the utility model is started, and the second motor drives the rotating shaft to rotate, the second rotating shaft drives the rotating block to rotate, and the rotating block drives the cleaning plate to rotate. During the rotation of the cleaning plate, the cleaning brush at the bottom thereof continuously sweeps the fabric residue and dust accumulated on the surface of the filter screen to the top edge of the isolation cover to make them fall, thereby completing the cleaning of the filter screen and ensuring the working efficiency of the fan. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a planar cross-sectional schematic diagram of the utility model;

[0017] Figure 2 It is a plan view of the dust removal roller and the first motor of the utility model;

[0018] Figure 3 This utility model Figure 1 A local enlarged schematic diagram of the middle A;

[0019] Figure 4 It is a cross-sectional schematic diagram of the dust collecting chamber in the utility model.

[0020] In the figure:

[0021] 1. Chassis; 2. Wire inlet; 3. Wire outlet; 4. Drafting unit; 5. Dust removal roller; 6. Wire trough; 7. Dust removal block; 8. Collection cover; 9. Dust collecting chamber; 10. Isolation cover; 11. Through slot; 12. Filter; 13. Rotating shaft; 14. Rotating block; 15. Cleaning plate; 16. Cleaning brush; 17. Pipeline; 18. First motor; 19. Second motor; 20. Air outlet; 21. Fan. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] like Figure 1-4 As shown, the utility model provides a drafting device for core-spun yarn, including a chassis 1, with a wire inlet 2 and a wire outlet 3 respectively provided on both sides of the chassis 1, a drafting unit 4 installed inside the chassis 1, a dust removal roller 5 is provided inside the chassis 1 at a position close to the wire inlet 2, a surface array of the dust removal roller 5 is provided with a plurality of wire grooves 6, a plurality of dust removal blocks 7 are arranged in an array on the inner walls on both sides of the wire grooves 6, and the dust removal blocks 7 on the inner walls on both sides of the wire grooves 6 are staggered in left and right distribution, a collecting cover 8 is installed below the dust removal roller 5 inside the chassis 1, a dust collecting chamber 9 is also provided on one side of the bottom of the chassis 1, an isolation cover 10 is provided on one side of the dust collecting chamber 9, and the top of the isolation cover 10 It is arranged obliquely, and a through groove 11 is arranged at the edge thereof, a filter screen 12 is installed inside the through groove 11, a rotating shaft 13 is rotatably installed at a position of the filter screen 12 near the top edge of the isolation cover 10, a rotating block 14 is connected to the top of the rotating shaft 13, two cleaning plates 15 are symmetrically arranged on the surface of the rotating block 14, and a cleaning brush 16 is arranged on one side of the cleaning plate 15 near the top surface of the filter screen 12, the cleaning brush 16 is used to clean the filter screen 12, a pipe 17 is connected to the bottom of the collecting cover 8, and the other end of the pipe 17 is connected to the dust collecting chamber 9, and the dust and fabric residues collected by the collecting cover 8 are introduced into the dust collecting chamber 9 through the pipe 17.

[0024] Among them, the shape of the filter screen 12 is an incomplete circle, and the center of the circle is located at the position of the rotating shaft 13. Since the rotating shaft 13 is located at the edge of the top of the isolation cover 10, during the rotation of the rotating shaft 13, the cleaning brush 16 at the bottom of the cleaning plate 15 will continuously sweep the dust and fabric residue on the filter screen 12 to the edge of the isolation cover 10 to make it fall, thereby completing the cleaning of the filter screen 12.

[0025] The surface of the dust removal block 7 is smooth, and the distance between the end portion and the side wall of the wire groove 6 is greater than half of the width of the wire groove 6 .

[0026] Among them, a first motor 18 is fixedly installed on one side of the outer surface of the chassis 1, and the output end of the first motor 18 is transmission-connected to the dust removal roller 5, and the first motor 18 is used to drive the dust removal roller 5 to rotate.

[0027] A second motor 19 is fixedly installed inside the isolation cover 10 , and an output end of the second motor 19 is connected to the rotating shaft 13 via a coupling, so that the second motor 19 is used to drive the rotating shaft 13 to rotate.

[0028] Among them, one side of the dust collecting chamber 9 is provided with an air outlet 20 that passes through the surface of the chassis 1 on the inner side of the isolation cover 10, and a fan 21 is installed inside the chassis 1 at the position of the air outlet 20. The fan 21 discharges the air in the dust collecting chamber 9 from the air outlet 20, thereby forming a negative pressure in the dust collecting chamber 9, and then sucking dust and fabric residues into the dust collecting chamber 9.

[0029] Specific working principle:

[0030] Before the use of the utility model, the external power supply and control panel of the utility model are first connected. During the use of the utility model, the core-spun yarn enters the chassis 1 through the wire inlet 2, and passes through the surface of the dust removal roller 5 and the drafting unit 4 in turn. During the process of the core-spun yarn passing through the surface of the dust removal roller 5, the core-spun yarn is limited by the wire groove 6. At the same time, under the drive of the first motor 18, the dust removal roller 5 rotates continuously. During the rotation, the dust removal blocks 7 staggered on the inner walls on both sides of the wire groove 6 will continuously stir the core-spun yarn, thereby shaking off the dust and fabric residues adhered to the surface of the core-spun yarn. At the same time, the fan 21 discharges the air in the dust collection chamber 9 from the air outlet 20, so that a negative pressure is formed in the dust collection chamber 9, and the dust and fabric residues shaken off by the dust removal roller 5 are sucked into the dust collection cover through the negative pressure, and pass through the pipeline 1 7 enters the dust collecting chamber 9, and the dust and fabric entering the dust collecting chamber 9 are blocked by the filter screen 12 in the dust collecting chamber 9, and slide down to the bottom of the dust collecting chamber 9 along the top of the inclined isolation cover 10. In the process of cleaning the core-spun yarn, when too much fabric is accumulated on the filter screen 12, the working efficiency of the fan 21 will be affected. At this time, the second motor 19 in the utility model is started, and the second motor 19 drives the rotating shaft 13 to rotate, the second rotating shaft 13 drives the rotating block 14 to rotate, and the rotating block 14 drives the cleaning plate 15 to rotate. During the rotation of the cleaning plate 15, the cleaning brush 16 at the bottom thereof continuously sweeps the fabric residue and dust accumulated on the surface of the filter screen 12 to the top edge of the isolation cover 10 to make it fall, thereby completing the cleaning of the filter screen 12 and ensuring the working efficiency of the fan 21.

[0031] The implementation modes of the present invention are provided for the purpose of illustration and description. Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A drafting device for core-spun yarn, characterized in that: The invention comprises a chassis (1), wherein both sides of the chassis (1) are respectively provided with a wire inlet (2) and a wire outlet (3), a drafting unit (4) is installed inside the chassis (1), a dust removal roller (5) is arranged inside the chassis (1) at a position close to the wire inlet (2), a plurality of wire grooves (6) are arranged in an array on the surface of the dust removal roller (5), a plurality of dust removal blocks (7) are arranged in an array on the inner walls on both sides of the wire groove (6), and the dust removal blocks (7) on the inner walls on both sides of the wire groove (6) are staggeredly distributed left and right, a collecting cover (8) is installed inside the chassis (1) below the dust removal roller (5), a dust collecting chamber (9) is also arranged on one side of the bottom of the chassis (1), and one side of the dust collecting chamber (9) is separated The isolation cover (10) is provided with a top which is inclined and a through slot (11) which penetrates the edge of the isolation cover (10). A filter screen (12) is installed inside the through slot (11). A rotating shaft (13) is rotatably installed on the filter screen (12) at a position close to the top edge of the isolation cover (10). A rotating block (14) is connected to the top of the rotating shaft (13). Two cleaning plates (15) are symmetrically arranged on the surface of the rotating block (14). A cleaning brush (16) is arranged on one side of the cleaning plate (15) close to the top surface of the filter screen (12). A pipe (17) is connected to the bottom of the collection cover (8), and the other end of the pipe (17) is connected to the dust collecting chamber (9).

2. The drafting device for core-spun yarn according to claim 1, characterized in that: The filter screen (12) is in the shape of an incomplete circle, and the center of the circle is located at the position of the rotating shaft (13).

3. The drafting device for core-spun yarn according to claim 1, characterized in that: The surface of the dust removal block (7) is smooth, and the distance between the end portion and the side wall of the wire groove (6) is greater than half the width of the wire groove (6).

4. The drafting device for core-spun yarn according to claim 1, characterized in that: A first motor (18) is fixedly mounted on one side of the outer surface of the chassis (1), and an output end of the first motor (18) is drivingly connected to the dust removal roller (5).

5. The drafting device for core-spun yarn according to claim 1, characterized in that: A second motor (19) is fixedly mounted on the inner side of the isolation cover (10), and an output end of the second motor (19) is connected to the rotating shaft (13) via a coupling.

6. The drafting device for core-spun yarn according to claim 1, characterized in that: An air outlet (20) penetrating the surface of the chassis (1) is provided on the inner side of the isolation cover (10) on one side of the dust collecting chamber (9), and a fan (21) is installed inside the chassis (1) at the position of the air outlet (20).

Images