CN215320595U - Drawing mechanism of micro-elastic multicolor cotton-like composite yarn - Google Patents

Abstract

The utility model provides a drawing mechanism of a micro-elastic multi-color cotton-like composite yarn, belonging to the field of spinning. It includes tensile case, tensile incasement be equipped with tensile chamber, the entrance in tensile chamber be equipped with a plurality of and introduce the roller, tensile intracavity be equipped with fixed terminal subassembly and remove the end subassembly, fixed terminal subassembly and removal end subassembly be the parallel form, thereby removal end subassembly can remove along the horizontal direction and be close to or keep away from fixed terminal subassembly, the fixed terminal subassembly on be equipped with a plurality of and draw the roller on introducing the roller one-to-one, removal end subassembly on be equipped with a plurality of and draw the roller under introducing the roller one-to-one, draw roller swing joint on each and go up fixed crowded piece, draw roller swing joint under each and fix crowded piece.

Description

Drawing mechanism of micro-elastic multicolor cotton-like composite yarn

Technical Field

The utility model belongs to the field of spinning, and particularly relates to a drawing mechanism of a micro-elastic multi-color cotton-like composite yarn.

Background

With the development of society, yarns are widely applied to production industries, such as bamboo mat manufacturing, clothing manufacturing and the like. The yarn needs to be stretched before use to enhance the toughness of the yarn, and short fibers in the yarn are removed, so that the phenomena of breakage, knotting, twisting and the like of the yarn in the use process are avoided. Some yarn stretching mechanisms can stretch only one or two yarns at a time due to simple equipment, and the working efficiency is low.

For example, chinese patent document discloses a yarn take-up tensioner for textile use [ patent application No.: CN201620448487.4], which includes a chassis; the upper surface of the chassis is provided with a yarn box which is of a cuboid hollow structure, and yarns are stored in the yarn box; one side of the yarn box is provided with an upright post; one side of the upright post is provided with an electric winding drum which is fixed on the upper surface of the chassis through a support; the lower surface of the chassis is provided with a bracket; one side of the upper end of the yarn box is provided with a transition roller which is longitudinally arranged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a stretching mechanism of a micro-elastic multi-color cotton-like composite yarn.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a stretching mechanism of imitative cotton composite yarn of micro-elastic polychrome, includes tensile case, tensile incasement be equipped with tensile chamber, the entrance in tensile chamber be equipped with a plurality of and introduce the roller, tensile intracavity be equipped with fixed end subassembly and remove the end subassembly, fixed end subassembly and removal end subassembly be the parallel form, thereby removal end subassembly can remove along the horizontal direction and be close to or keep away from fixed end subassembly, the fixed end subassembly on be equipped with a plurality of and introduce the roller one-to-one pull the roller, removal end subassembly on be equipped with a plurality of and introduce the roller one-to-one pull the roller down, pull roller swing joint on each and go up fixed crowded piece, pull roller swing joint under each and fix crowded piece.

In foretell stretching mechanism of imitative cotton composite yarn of bullet polychrome, stiff end subassembly include the fixed plate, draw the roller on a plurality of to pass through a primary shaft fixed setting on the fixed plate, fixed crowded piece all rotates the setting on the fixed plate on a plurality of, fixed crowded piece can rotate on each and extend into corresponding draw on the roller in.

In the stretching mechanism of the micro-elastic multicolor cotton-like composite yarn, the moving end component comprises a moving plate, a plurality of lower traction rollers are fixedly arranged on the moving plate through a second shaft, a plurality of lower fixed extrusion blocks are rotatably arranged on the moving plate, and each lower fixed extrusion block can rotatably extend into the corresponding lower traction roller.

In foretell stretching mechanism of imitative cotton composite yarn of micro-elastic polychrome, primary shaft and secondary shaft be connected with the resilience structure between fixed plate and the movable plate respectively, fixed crowded piece is gone up in a plurality of fixed roller is drawn the roller on stretching into corresponding under the effect of resilience structure, fixed crowded piece is drawn the roller under the effect of resilience structure down and is gone into corresponding under a plurality of.

In the stretching mechanism of the micro-elastic multicolor cotton-like composite yarn, each rebounding structure comprises a plurality of sections of reset springs, the first shaft is connected with the fixed plate through the plurality of sections of reset springs, and the second shaft is also connected with the movable plate through the plurality of sections of reset springs.

In the stretching mechanism for the micro-elastic multicolor cotton-like composite yarn, one end of the first shaft and one end of the second shaft are provided with push rods, the two push rods respectively abut against a cam, and the two cams are respectively connected with rotating motors arranged on the fixed plate and the movable plate.

In the stretching mechanism for the micro-elastic multi-color cotton-like composite yarn, the upper fixed extrusion block and the lower fixed extrusion block are rod-shaped, and the end parts of the upper fixed extrusion block and the lower fixed extrusion block are cambered surfaces.

In the stretching mechanism of the micro-elastic multi-color cotton-like composite yarn, the outer surfaces of the upper fixed extrusion block and the lower fixed extrusion block are covered with rubber layers.

In the stretching mechanism for the micro-elastic multi-color cotton-like composite yarn, the two sides of the stretching cavity are respectively provided with the transverse moving grooves, the two ends of the moving plate respectively extend into the two transverse moving grooves, the end part of each transverse moving groove is provided with the transverse pushing hydraulic cylinder, and the output shaft of the transverse pushing hydraulic cylinder penetrates through the fixed plate in a sliding manner and is fixedly connected with the moving plate.

In the stretching mechanism of the micro-elastic multicolor cotton-like composite yarn, the inner wall of the stretching cavity is provided with the heating rod.

Compared with the prior art, the utility model has the advantages that:

1. the utility model has a plurality of upper traction rollers and lower traction rollers, can draw a plurality of threads at one time and increase the working efficiency.

2. In the process of stretching the yarn, the rebounding structure can counteract the acting force generated after the yarn is stretched, prevent the yarn from slipping caused by the loose effect of the upper fixing extrusion block and the lower fixing extrusion block in fixing the yarn, and ensure that the yarn is completely stretched.

Drawings

FIG. 1 is a schematic view of the present invention in its entirety;

FIG. 2 is a schematic view of the top pull roller attachment of FIG. 1;

fig. 3 is a schematic view of the lower draft roller attachment of fig. 1.

In the figure: the device comprises a stretching box 10, a stretching cavity 11, a leading-in roller 12, a fixed end component 13, a moving end component 14, an upper traction roller 15, an upper fixed extrusion block 16, a lower fixed extrusion block 17, a fixed plate 18, a first shaft 19, a moving plate 20, a second shaft 21, a rebound structure 22, a return spring 23, a push rod 24, a cam 25, a rotating motor 26, a transverse moving groove 27, a transverse pushing hydraulic cylinder 28 and a lower traction roller 29.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3, a drawing mechanism for a micro-elastic multi-color cotton-like composite yarn comprises a drawing box 10, a stretching cavity 11 is arranged in the stretching box 10, a plurality of leading-in rollers 12 are arranged at the inlet of the stretching cavity 11, a fixed end component 13 and a movable end component 14 are arranged in the stretching cavity 11, the fixed end component 13 and the movable end component 14 are parallel, the movable end assembly 14 can be moved in a horizontal direction to be close to or away from the fixed end assembly 13, the fixed end component 13 is provided with a plurality of upper traction rollers 15 which are in one-to-one correspondence with the lead-in rollers 12, the movable end component 14 is provided with a plurality of lower traction rollers 29 which are in one-to-one correspondence with the leading-in rollers 12, each upper traction roller 15 is movably connected with an upper fixed extrusion block 16, and each lower traction roller 29 is movably connected with a lower fixed extrusion block 17.

In this embodiment, several yarns pass through the draw-in roller 12 and pass through the upper drawing roller 15 and the lower drawing roller 29 in sequence, the yarns enter from the upper end of the upper drawing roller 15 and are drawn out from the lower end of the lower drawing roller 29, then, the upper fixing squeeze 16 extends into the upper drawing roller 15 and fixes and clamps the yarn part on the upper drawing roller 15 in the upper drawing roller 15, and the lower fixing squeeze 17 extends into the lower drawing roller 29 and fixes and clamps the yarn part on the lower drawing roller 29 in the lower drawing roller 29. The moving end assembly 14 is then moved in a horizontal direction and away from the fixed end assembly 13, thereby stretching and deforming the yarn between the top and bottom draw rollers 15, 29.

The device can once stretch many with the yarn, increases work efficiency.

The fixed end assembly 13 comprises a fixed plate 18, a plurality of upper traction rollers 15 are fixedly arranged on the fixed plate 18 through a first shaft 19, a plurality of upper fixed extrusion blocks 16 are all rotatably arranged on the fixed plate 18, and each upper fixed extrusion block 16 can rotatably extend into the corresponding upper traction roller 15.

The moving end assembly 14 comprises a moving plate 20, a plurality of lower traction rollers 29 are fixedly arranged on the moving plate 20 through a second shaft 21, a plurality of lower fixed extrusion blocks 17 are rotatably arranged on the moving plate 20, and each lower fixed extrusion block 17 can rotatably extend into the corresponding lower traction roller 29.

In this embodiment, before the yarn is drawn, the upper fixed shoe 16 does not extend into the upper drawing roller 15, and the lower fixed shoe 17 does not extend into the lower drawing roller 29, and after the yarn drawing part is moved between the upper drawing roller 15 and the lower drawing roller 29, the upper fixed shoe 16 extends into the upper drawing roller 15, and the lower fixed shoe 17 extends into the lower drawing roller 29, thereby fixing the yarn part between the upper drawing roller 15 and the lower drawing roller 29. The moving plate 20 then carries the lower draw roller 29 away from the corresponding upper draw roller 15, thereby stretching and deforming the yarn. After the stretching is finished, the upper fixed extrusion block 16 extends out of the upper traction roller 15, the lower fixed extrusion block 17 also extends out of the lower traction roller 29, and the stretching step is carried out after the next section of yarn part enters between the upper traction roller 15 and the lower traction roller 29.

The first shaft 19 and the second shaft 21 are respectively connected with a springback structure 22 between the fixed plate 18 and the movable plate 20, the upper fixed extrusion blocks 16 of a plurality of extend into the corresponding upper traction rollers 15 under the action of the springback structure 22, and the lower fixed extrusion blocks 17 of a plurality of extend into the corresponding lower traction rollers 29 under the action of the springback structure 22.

In this embodiment, when the yarn is stretched, under the action of the resilient structure 22, the resilient structure 22 can generate a force for the upper fixed squeezing block 16 to be clamped into the upper traction roller 15 and a force for the lower fixed squeezing block 17 to be clamped into the lower traction roller 29, and in the process of stretching the yarn, the resilient structure 22 can counteract an acting force generated after the yarn is stretched, so that the yarn is prevented from slipping due to loosening of the yarn fixing effect of the upper fixed squeezing block 16 and the lower fixed squeezing block 17, and the yarn is ensured to be completely stretched.

Each resilient structure 22 comprises a plurality of segments of return springs 23, the first shaft 19 is connected with the fixed plate 18 through the plurality of segments of return springs 23, and the second shaft 21 is also connected with the moving plate 20 through the plurality of segments of return springs 23.

In this embodiment, the torque generated by the stages of return springs 23 causes the upper fixed ram 16 to firmly secure the yarn in the upper draw roller 15 and the lower fixed ram 17 to firmly secure the yarn in the lower draw roller 29.

One end of the first shaft 19 and one end of the second shaft 21 are provided with push rods 24, the two push rods 24 are respectively abutted with a cam 25, and the two cams 25 are respectively connected with rotating motors 26 arranged on the fixed plate 18 and the moving plate 20.

In this embodiment, when the yarn between the top pulling roller 15 and the bottom pulling roller 29 is completely pulled, the two rotating motors 26 are operated to rotate the cams 25, the cams 25 on the fixed plate 18 lift the push rods 24 to extend the upper fixed blocks 16 out of the corresponding top pulling roller 15, and the cams 25 on the moving plate 20 lift the push rods 24 to extend the lower fixed blocks 17 out of the corresponding bottom pulling roller 29. After the next section of yarn enters between the upper traction roller 15 and the lower traction roller 29, the cam 25 rotates, the upper fixed extrusion blocks 16 extend into the corresponding upper traction roller 15 under the action of the reset springs 23 and fixedly clamp the yarn, and the lower fixed extrusion blocks 17 extend into the corresponding lower traction roller 29 under the action of the reset springs 23 and fixedly clamp the yarn.

The upper fixed extrusion block 16 and the lower fixed extrusion block 17 are rod-shaped, and the end parts of the upper fixed extrusion block and the lower fixed extrusion block are cambered surfaces.

In this embodiment, the upper and lower fixed rams 16, 17 are rotated to extend into the roller, the cambered surface preventing the corners from catching the yarn.

The outer surfaces of the upper fixed extrusion block 16 and the lower fixed extrusion block 17 are covered with rubber layers.

In this embodiment, the rubber layer can increase the friction with the yarn, further preventing the yarn from slipping.

The two sides of the stretching cavity 11 are both provided with transverse moving grooves 27, two ends of the moving plate 20 respectively extend into the two transverse moving grooves 27, the end of each transverse moving groove 27 is provided with a transverse pushing hydraulic cylinder 28, and an output shaft of the transverse pushing hydraulic cylinder 28 penetrates through the fixed plate 18 in a sliding manner and is fixedly connected with the moving plate 20.

In the present embodiment, the moving plate 20 can be moved more stably by pushing the hydraulic cylinder 28 sideways.

And a heating rod is arranged on the inner wall of the stretching cavity 11.

In this embodiment, the heating rod generates heat to heat the yarn, increasing the magnitude of the yarn variability.

The utility model discloses a theory of operation does:

the two rotating motors 26 work to rotate the cams 25, the cams 25 on the fixed plate 18 lift the push rods 24 to extend the upper fixed squeezing blocks 16 out of the corresponding upper pulling rollers 15, and the cams 25 on the moving plate 20 lift the push rods 24 to extend the lower fixed squeezing blocks 17 out of the corresponding lower pulling rollers 29. After the next section of yarn enters between the upper traction roller 15 and the lower traction roller 29, the cam 25 rotates, the upper fixed extrusion blocks 16 extend into the corresponding upper traction roller 15 under the action of the reset springs 23 and fixedly clamp the yarn, and the lower fixed extrusion blocks 17 extend into the corresponding lower traction roller 29 under the action of the reset springs 23 and fixedly clamp the yarn. The hydraulic cylinder 28 is then pushed laterally to move the moving plate 20 away from the fixed plate 18, thereby stretching the yarn.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the stretching chest 10, the stretching chamber 11, the drawing roller 12, the fixed end assembly 13, the moving end assembly 14, the upper drawing roller 15, the upper fixed ram 16, the lower fixed ram 17, the fixed plate 18, the first shaft 19, the moving plate 20, the second shaft 21, the resilient structure 22, the return spring 23, the push rod 24, the cam 25, the rotating motor 26, the traverse groove 27, the traverse hydraulic cylinder 28, the lower drawing roller 29, etc., are more used herein, these terms are used only for convenience of describing and explaining the essence of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (10)

1. The utility model provides a stretching mechanism of imitative cotton composite yarn of little bullet polychrome, includes tensile case (10), tensile case (10) in be equipped with tensile chamber (11), the entrance of tensile chamber (11) be equipped with a plurality of and introduce roller (12), its characterized in that, tensile chamber (11) in be equipped with stiff end subassembly (13) and remove end subassembly (14), fixed end subassembly (13) and removal end subassembly (14) be the parallel form, thereby removal end subassembly (14) can remove along the horizontal direction and be close to or keep away from fixed end subassembly (13), fixed end subassembly (13) on be equipped with a plurality of and draw roller (15) on introducing roller (12) one-to-one, removal end subassembly (14) on be equipped with a plurality of and draw roller (29) under introducing roller (12) one-to-one, draw roller (15) swing joint has fixed crowded piece (16) on each, each lower traction roller (29) is movably connected with a lower fixed extrusion block (17).

2. The drawing mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 1, wherein the fixed end assembly (13) comprises a fixed plate (18), a plurality of upper drawing rollers (15) are fixedly arranged on the fixed plate (18) through a first shaft (19), a plurality of upper fixing extrusion blocks (16) are rotatably arranged on the fixed plate (18), and each upper fixing extrusion block (16) can rotatably extend into the corresponding upper drawing roller (15).

3. The drawing mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 2, wherein the movable end assembly (14) comprises a movable plate (20), a plurality of lower traction rollers (29) are fixedly arranged on the movable plate (20) through a second shaft (21), a plurality of lower fixed extrusion blocks (17) are rotatably arranged on the movable plate (20), and each lower fixed extrusion block (17) can rotatably extend into the corresponding lower traction roller (29).

4. The stretching mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 3, wherein a rebound structure (22) is connected between the first shaft (19) and the second shaft (21) and the fixed plate (18) and the movable plate (20) respectively, a plurality of upper fixed extrusion blocks (16) extend into the corresponding upper traction rollers (15) under the action of the rebound structure (22), and a plurality of lower fixed extrusion blocks (17) extend into the corresponding lower traction rollers (29) under the action of the rebound structure (22).

5. The stretching mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 4, wherein each elastic structure (22) comprises a plurality of sections of return springs (23), the first shaft (19) is connected with the fixed plate (18) through the plurality of sections of return springs (23), and the second shaft (21) is also connected with the movable plate (20) through the plurality of sections of return springs (23).

6. The drawing mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 5, wherein one end of the first shaft (19) and one end of the second shaft (21) are provided with push rods (24), the two push rods (24) are respectively abutted against a cam (25), and the two cams (25) are respectively connected with rotating motors (26) arranged on the fixed plate (18) and the movable plate (20).

7. The drawing mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 6, wherein the upper fixing extrusion block (16) and the lower fixing extrusion block (17) are rod-shaped, and the ends of the upper fixing extrusion block and the lower fixing extrusion block are cambered surfaces.

8. The stretching mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 7, wherein the outer surfaces of the upper fixing extrusion block (16) and the lower fixing extrusion block (17) are covered with rubber layers.

9. The drawing mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 8, wherein the two sides of the drawing cavity (11) are respectively provided with a transverse moving groove (27), the two ends of the moving plate (20) respectively extend into the two transverse moving grooves (27), the end of each transverse moving groove (27) is provided with a transverse pushing hydraulic cylinder (28), and an output shaft of each transverse pushing hydraulic cylinder (28) penetrates through the fixed plate (18) in a sliding manner and is fixedly connected with the moving plate (20).

10. The drawing mechanism of the micro-elastic multi-color cotton-like composite yarn according to claim 9, wherein a heating rod is arranged on the inner wall of the drawing cavity (11).

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