CN107840188B

CN107840188B - Yarn conveying adjustment mechanism

Info

Publication number: CN107840188B
Application number: CN201711215026.8A
Authority: CN
Inventors: 倪月松
Original assignee: Tongxiang Yueshun Wrap Knitting Co ltd
Current assignee: Tongxiang Yueshun Wrap Knitting Co ltd
Priority date: 2017-11-28
Filing date: 2017-11-28
Publication date: 2023-09-08
Anticipated expiration: 2037-11-28
Also published as: CN107840188A

Abstract

The invention discloses a yarn conveying and adjusting mechanism, and belongs to the field of textile processing mechanical equipment. According to the yarn feeding guide roller, two sides of a conveying base on one side of a yarn feeding guide roller are respectively and vertically symmetrically provided with an adjusting rotating shaft, two output ends of two sides of a reciprocating cylinder are respectively hinged with one ends of two swinging connecting rods on two sides of the conveying base, a swinging bracket is horizontally arranged on the upper side of the adjusting rotating shaft, the lower side of the middle part of the swinging bracket is provided with a bearing plate universal wheel, one end of the upper side of the swinging bracket is vertically and rotatably connected with a width adjusting roller, the other end of the upper side of the swinging bracket is horizontally and rotatably connected with a pressing plate roller, a yarn supporting mechanism is horizontally arranged on the conveying base between the swinging bracket and a yarn discharging guide roller, and two ends of the yarn supporting guide roller are respectively and rotatably connected with lifting brackets on two sides above the conveying base. The yarn tension device is reasonable in structural design, can efficiently and conveniently adjust the width of yarn transmission, can synchronously draft the yarn to tension the yarn, improves the efficiency and quality of yarn transmission, and meets the requirements of production and use.

Description

Yarn conveying adjustment mechanism

Technical Field

The invention belongs to the field of textile processing machinery equipment, and particularly relates to a yarn conveying and adjusting mechanism which is mainly applied to conveying and adjusting of multi-strand yarns.

Background

The fabric is soft and comfortable to wear and good in warmth retention property, is widely applied to our daily life, has good dyeing property, bright color, complete color spectrum, strong alkali resistance, heat-resistant light, especially warp knitting knitted fabric, has good extensibility and stretchability, and good dimensional stability, before the yarns are knitted into the fabric by using a warp knitting machine, the yarns are required to be elasticized by using an elasticizer according to the requirements of the produced warp knitting fabric, the elastic yarns are elastic yarns such as polyester yarns and polypropylene yarns, the yarns can be required to be conveyed by twisting and deforming into elastic yarns with middle elasticity and low elasticity, the yarns can be ensured to be conveyed into the elasticizer stably and accurately according to the requirements, and the existing conveying mechanism is used for conveying the yarns in the yarn conveying process.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects in the prior art, and provide the yarn conveying regulating mechanism which has reasonable structural design, can efficiently and conveniently regulate the width of yarn conveying, and can synchronously draft the yarn to enable the yarn to be tensioned.

In order to solve the technical problems, the invention adopts the following technical scheme: a yarn delivery adjustment mechanism, characterized in that: the yarn conveying and adjusting mechanism comprises a conveying base, a yarn feeding guide roller, an adjusting rotating shaft, a swinging bracket, a width adjusting roller, a yarn supporting mechanism and a yarn discharging guide roller, wherein the yarn feeding bracket and the yarn discharging bracket are respectively and vertically symmetrically arranged at the two sides above the conveying base, the yarn feeding guide roller is horizontally and rotationally connected with the yarn feeding bracket, the yarn discharging guide roller is horizontally and rotationally connected with the yarn discharging bracket, the adjusting rotating shaft is respectively and vertically symmetrically arranged at the two sides of the conveying base at one side of the yarn feeding guide roller, the adjusting rotating shaft is vertically and rotationally connected with the conveying base, the lower side of the adjusting rotating shaft is horizontally and fixedly provided with a swinging connecting rod, the upper side of one end of the swinging connecting rod is fixed with the lower end of the adjusting rotating shaft, a reciprocating cylinder is horizontally arranged between the two swinging connecting rods at the two sides below the conveying base and is a double-piston-rod cylinder, the output ends at the two sides of the reciprocating cylinder are respectively hinged with one end of the two swinging connecting rods at the two sides of the conveying base, the swing bracket is horizontally arranged on the upper side of the adjusting rotating shaft, the lower side of one end of the swing bracket is fixed with the upper end of the adjusting rotating shaft, the lower side of the middle part of the swing bracket is provided with a bearing plate universal wheel, the swing bracket is of a herringbone structure, one end of the upper side of the swing bracket is vertically and rotationally connected with a width adjusting roller, the other end of the upper side of the swing bracket is horizontally and rotationally connected with a pressing plate roller, the yarn supporting mechanism is horizontally arranged on a conveying base between the swing bracket and a yarn discharging guide roller and comprises a translation bracket, a lifting guide block, a lifting bracket, a lifting guide rod and a yarn supporting guide roller, the two sides of the conveying base are horizontally and symmetrically provided with the translation bracket, the translation guide rod and the yarn discharging guide roller are mutually parallel, the lifting guide block is slidingly arranged on the translation guide rod along the horizontal direction, the pressing plate roller is horizontally pressed and attached to the outer side of the lifting guide block, the lifting guide block is obliquely downwards provided with a push plate inclined plane, a reset spring is sleeved on a translation guide rod between the inner side of the lifting guide block and the translation support, lifting guide rods are respectively and vertically symmetrically arranged on conveying bases on two sides of the lifting guide block, the lifting support is of an L-shaped structure, the lifting support is arranged on the lifting guide rods in a sliding mode along the vertical direction, a limit baffle is fixedly arranged at the upper end of the lifting guide rods in a horizontal mode, the lower side of the lifting support is horizontally rotated and connected with a lifting guide wheel, the lifting guide wheel is in tight contact rolling with the push plate inclined plane, a yarn supporting guide roller is horizontally arranged on the upper side of the conveying base, and two ends of the yarn supporting guide roller are respectively rotated and connected with the lifting support on two sides above the conveying base.

Further, the upper side and the lower side of the width adjusting roller are respectively and horizontally symmetrically provided with a limiting yarn baffle, and the limiting yarn baffle is in arc transition connection with the width adjusting roller.

Further, push plate baffles are vertically and symmetrically arranged on two sides of the lifting guide wheel respectively, and the distance between the push plate baffles on two sides of the lifting guide wheel is matched with the width of the lifting guide block.

Compared with the prior art, the invention has the following advantages and effects: the invention has reasonable structural design, the yarn feeding guide roller is horizontally and rotationally connected with the yarn feeding support, the yarn discharging guide roller is horizontally and rotationally connected with the yarn discharging support, the yarn supporting guide roller is horizontally arranged on the lifting support between the width adjusting roller and the yarn discharging guide roller, so that yarns can be sequentially and stably conveyed along the yarn feeding guide roller, the width adjusting roller, the yarn supporting guide roller and the yarn discharging guide roller, the two sides of the conveying base at one side of the yarn feeding guide roller are respectively and vertically symmetrically provided with an adjusting rotating shaft, the lower side of the adjusting rotating shaft is horizontally and fixedly provided with a swinging connecting rod, a reciprocating cylinder is horizontally arranged between the two swinging connecting rods at the two sides below the conveying base, the swinging support is horizontally arranged at the upper side of the adjusting rotating shaft, the swinging connecting rods at the two sides below the conveying base are synchronously driven by the reciprocating cylinder, so that the swinging support at the two sides above the conveying base can synchronously and stably reciprocate to swing, the lower side of the middle part of the swinging bracket is provided with the supporting plate universal wheel, so that the swinging bracket can be supported in the horizontal swinging process, the reciprocating swinging stability of the swinging bracket is ensured, one end of the upper side of the swinging bracket is vertically and rotationally connected with the width adjusting roller, the width of yarn transmission can be adjusted by utilizing the swinging of the swinging bracket, the upper side and the lower side of the width adjusting roller are respectively and horizontally symmetrically provided with the limiting yarn blocking plates, the upper side and the lower side of the yarn can be limited in the yarn width adjusting process, the yarn can be accurately transmitted, the two sides of the transmission base are horizontally and symmetrically provided with the translation bracket, the lifting guide block is arranged on the translation guide rod in a sliding way along the horizontal direction, the inner side of the lifting guide block is obliquely downwards provided with the push plate inclined plane, the translation guide rod between the inner side of the lifting guide block and the translation bracket is sleeved with the reset spring, the lifting bracket is arranged on the lifting guide rod in a sliding way along the vertical direction, the lifting support is connected with the lifting guide wheel in a horizontal rotating mode, two ends of the yarn supporting guide roller are respectively connected with the lifting support on two sides of the upper portion of the conveying base in a rotating mode, one end of the upper side of the swinging support is horizontally connected with the pressing plate roller in a rotating mode, the pressing plate roller is horizontally pressed and attached to the outer side of the lifting guide block, the swinging support can synchronously drive the lifting guide block in the process of inwards swinging to adjust the width of yarn conveying, the lifting guide block can be driven to vertically lift along the lifting guide rod in the process of translating, the yarn supporting guide roller can horizontally lift to stretch and tension the yarn, the conveying quality is prevented from being influenced due to loosening, the reset spring can drive the lifting guide block to horizontally move, the yarn supporting guide roller can horizontally fall, the width of yarn conveying can be effectively and conveniently adjusted through the structure, the yarn tensioning can be synchronously carried out on the yarn, the efficiency and the quality of yarn conveying are improved, and the production and use requirements are met.

Drawings

Fig. 1 is a schematic front view of a yarn feeding adjustment mechanism according to the present invention.

Fig. 2 is a schematic top view of a yarn delivery adjustment mechanism according to the present invention.

Fig. 3 is a schematic structural view of the yarn supporting mechanism of the present invention.

In the figure: 1. the device comprises a conveying base, a yarn feeding guide roller, a regulating rotating shaft, a swing bracket, a width regulating roller, a yarn discharging guide roller, a yarn feeding bracket, a yarn discharging bracket, a swing connecting rod, a reciprocating cylinder, a bearing plate universal wheel, a pressing plate roller, a translation bracket, a lifting guide block, a lifting bracket, a lifting guide rod, a supporting guide roller, a shifting guide roller, a pushing plate inclined plane, a reset spring, a limiting baffle plate and a limiting baffle plate.

Detailed Description

For further description of the present invention, a specific embodiment of a yarn feeding regulating mechanism is further described below with reference to the accompanying drawings, the following examples are illustrative of the present invention and the present invention is not limited to the following examples.

As shown in fig. 1 and 2, the yarn conveying and adjusting mechanism comprises a conveying base 1, a yarn feeding guide roller 2, an adjusting rotating shaft 3, a swinging support 4, a breadth adjusting roller 5, a yarn supporting mechanism and a yarn discharging guide roller 6, wherein a yarn feeding support 7 and a yarn discharging support 8 are vertically and symmetrically arranged on two sides above the conveying base 1 respectively, the yarn feeding guide roller 2 is horizontally and rotatably connected with the yarn feeding support 7, the yarn discharging guide roller 6 is horizontally and rotatably connected with the yarn discharging support 8, adjusting rotating shafts 3 are vertically and symmetrically arranged on two sides of the conveying base 1 on one side of the yarn feeding guide roller 2 respectively, the adjusting rotating shafts 3 are vertically and rotatably connected with the conveying base 1, a swinging connecting rod 9 is horizontally and fixedly arranged on the lower side of the adjusting rotating shafts 3, a reciprocating cylinder 10 is horizontally arranged between two swinging connecting rods 9 on two sides below the conveying base 1, output ends of the reciprocating cylinder 10 are respectively hinged with one ends of two swinging connecting rods 9 on two sides of the conveying base 1, the swinging support 4 is horizontally arranged on the upper side of the adjusting rotating shaft 3, a swinging support 4 is horizontally arranged on one end of the swinging support 4, a swinging support 4 is horizontally and rotatably connected with one end of a swinging support 4 on the other end of the swinging support 4, a swinging support 4 is horizontally arranged on the other end of the swinging support 4, and is horizontally connected with the swinging support 4 on the other end of the swinging support 4. As shown in fig. 3, the yarn supporting mechanism of the invention comprises a translation bracket 13, a lifting guide block 14, a lifting bracket 15, a lifting guide rod 16 and a yarn supporting guide roller 17, wherein the two sides of a conveying base 1 are horizontally and symmetrically provided with the translation bracket 13, the two sides of the translation bracket 13 are horizontally and symmetrically provided with the translation guide rod 18, the translation guide rod 18 and the yarn discharging guide roller 6 are mutually parallel, the lifting guide block 14 is arranged on the translation guide rod 18 in a sliding manner along the horizontal direction, a pressing plate roller 12 is horizontally pressed and attached to the outer side of the lifting guide block 14, the inner side of the lifting guide block 14 is obliquely downwards provided with a push plate inclined surface 19, a reset spring 20 is sleeved on the translation guide rod 18 between the inner side of the lifting guide block 14 and the translation bracket 13, the two sides of the lifting guide block 14 are respectively and vertically and symmetrically provided with the lifting guide rod 16, the lifting bracket 15 is of an L-shaped structure, the lifting bracket 15 is arranged on the lifting guide rod 16 along the vertical direction in a sliding manner, the upper end of the lifting guide rod 16 is horizontally and fixedly provided with a limit baffle 21, the lower side of the lifting bracket 15 is horizontally and rotatably connected with a lifting guide wheel 22, the lifting guide wheel 22 is in contact rolling with the push plate inclined surface 19, the yarn supporting guide roller 17 is horizontally arranged on the upper side of the conveying base 1, and the two ends of the yarn supporting guide roller 17 are respectively and rotatably connected to the lifting guide brackets 15 on the two sides of the upper sides of the conveying base 1.

The upper side and the lower side of the width adjusting roller 5 are respectively and horizontally symmetrically provided with the limiting yarn blocking plates 23, and the limiting yarn blocking plates 23 are in arc transition connection with the width adjusting roller 5, so that the upper side and the lower side of a yarn are limited in the process of adjusting the width of the yarn, and the yarn can be accurately conveyed. The push plate baffles 24 are vertically and symmetrically arranged on two sides of the lifting guide wheel 22 respectively, and the distance between the push plate baffles 24 on two sides of the lifting guide wheel 22 is matched with the width of the lifting guide block 14, so that the lifting guide wheel 22 can accurately slide along the push plate inclined plane 19 of the lifting guide block 14, and the yarn supporting guide roller 17 can be horizontally, stably and accurately adjusted in a lifting mode.

By adopting the technical scheme, when the yarn conveying and adjusting mechanism is used, the yarn feeding guide roller 2 is horizontally rotationally connected to the yarn feeding support 7, the yarn discharging guide roller 6 is horizontally rotationally connected to the yarn discharging support 8, the yarn supporting guide roller 17 is horizontally arranged on the lifting support 15 between the width adjusting roller 5 and the yarn discharging guide roller 6, so that yarns can be sequentially and stably conveyed along the yarn feeding guide roller 2, the width adjusting roller 5, the yarn supporting guide roller 17 and the yarn discharging guide roller 6, the adjusting rotating shafts 3 are vertically and symmetrically arranged on two sides of the conveying base 1 on one side of the yarn feeding guide roller 2 respectively, the swinging connecting rods 9 are horizontally and fixedly arranged on the lower side of the adjusting rotating shafts 3, the reciprocating air cylinders 10 are horizontally arranged between the two swinging connecting rods 9 on two sides below the conveying base 1, the swinging support 4 is horizontally arranged on the upper side of the adjusting rotating shafts 3, the swinging connecting rods 9 on two sides below the conveying base 1 are synchronously driven by the reciprocating air cylinders 10, the swing brackets 4 on the two sides above the conveying base 1 can synchronously and stably swing in a reciprocating manner, the lower side of the middle part of the swing brackets 4 is provided with the carrier plate universal wheels 11, the swing brackets 4 can support in the horizontal swing process, the reciprocating swing stability of the swing brackets 4 is ensured, one end of the upper side of the swing brackets 4 is vertically and rotationally connected with the width adjusting roller 5, the width of yarn conveying can be adjusted by utilizing the swing of the swing brackets 4, the upper side and the lower side of the width adjusting roller 5 are respectively and symmetrically provided with the limiting yarn blocking plates 23, the upper side and the lower side of the yarn can be limited in the process of adjusting the width of the yarn, the yarn can be accurately conveyed, the two sides of the conveying base 1 are horizontally and symmetrically provided with the translation brackets 13, the lifting guide blocks 14 are arranged on the translation guide rods 18 in a sliding manner along the horizontal direction, the inside slope of lift guide block 14 is provided with push pedal inclined plane 19 downwards, the cover is provided with reset spring 20 on the translation guide arm 18 between lift guide block 14 inboard and the translation support 13, lift support 15 slides along vertical direction and sets up in lift guide arm 16, lift support 15 downside level rotation is connected with lift guide pulley 22, prop yarn deflector roll 17 both ends and rotate respectively and connect in the lift support 15 of conveying base 1 top both sides, utilize swing support 4 upside one end level rotation to be connected with clamp plate gyro wheel 12, clamp plate gyro wheel 12 horizontal compaction laminating is in the lift guide block 14 outside, make swing support 4 in the in-process of inwards swing regulation yarn conveying width, clamp plate gyro wheel 12 can synchronous drive lift guide block 14, make lift guide block 14 can drive lift guide block 15 and vertically carry out the regulation of rising along lift guide arm 16 at the in-process of translation, make prop yarn deflector roll 17 can the level rise and stretch yarn, avoid the yarn to influence conveying quality because loose, in the outside swing support 4 outside swing regulation yarn conveying width, reset spring 20 can drive lift guide block 14 translation, make prop yarn deflector roll 17 can the level fall. Through the structure, the yarn tensioning device is reasonable in structural design, the width of yarn conveying can be effectively and conveniently adjusted, the yarn can be synchronously tensioned by drawing, the efficiency and quality of yarn conveying are improved, and the production and use requirements are met.

The foregoing description of the invention is merely exemplary of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. A yarn delivery adjustment mechanism, characterized in that: the yarn conveying and adjusting mechanism comprises a conveying base, a yarn feeding guide roller, an adjusting rotating shaft, a swinging bracket, a width adjusting roller, a yarn supporting mechanism and a yarn discharging guide roller, wherein the yarn feeding bracket and the yarn discharging bracket are respectively and vertically symmetrically arranged at two sides above the conveying base, the yarn feeding guide roller is horizontally and rotationally connected with the yarn feeding bracket, the yarn discharging guide roller is horizontally and rotationally connected with the yarn discharging bracket, the adjusting rotating shaft is respectively and vertically symmetrically arranged at two sides of the conveying base at one side of the yarn feeding guide roller, the adjusting rotating shaft is vertically and rotationally connected with the conveying base, the lower side of the adjusting rotating shaft is horizontally and fixedly provided with a swinging connecting rod, the upper side of one end of the swinging connecting rod is fixed with the lower end of the adjusting rotating shaft, a reciprocating cylinder is horizontally arranged between the two swinging connecting rods at two sides below the conveying base and is a double-piston-rod cylinder, the output ends at two sides of the reciprocating cylinder are respectively hinged with one end of the two swinging connecting rods at two sides of the conveying base, the swing bracket is horizontally arranged on the upper side of the adjusting rotating shaft, the lower side of one end of the swing bracket is fixed with the upper end of the adjusting rotating shaft, the lower side of the middle part of the swing bracket is provided with a bearing plate universal wheel, the swing bracket is of a herringbone structure, one end of the upper side of the swing bracket is vertically and rotationally connected with a width adjusting roller, the other end of the upper side of the swing bracket is horizontally and rotationally connected with a pressing plate roller, the yarn supporting mechanism is horizontally arranged on a conveying base between the swing bracket and a yarn discharging guide roller and comprises a translation bracket, a lifting guide block, a lifting bracket, a lifting guide rod and a yarn supporting guide roller, the two sides of the conveying base are horizontally and symmetrically provided with the translation bracket, the translation guide rod and the yarn discharging guide roller are mutually parallel, the lifting guide block is slidingly arranged on the translation guide rod along the horizontal direction, the pressing plate roller is horizontally pressed and attached to the outer side of the lifting guide block, the inner side of the lifting guide block is obliquely downwards provided with a push plate inclined plane, a reset spring is sleeved on a translation guide rod between the inner side of the lifting guide block and the translation bracket, lifting guide rods are vertically and symmetrically arranged on conveying bases on two sides of the lifting guide block respectively, the lifting bracket is of an L-shaped structure, the lifting bracket is arranged on the lifting guide rod in a sliding manner along the vertical direction, the upper end of the lifting guide rod is horizontally fixedly provided with a limit baffle, the lower side of the lifting bracket is horizontally and rotatably connected with a lifting guide wheel, the lifting guide wheel closely contacts with the push plate inclined plane and rolls, a yarn supporting guide roller is horizontally arranged on the upper side of the conveying base, and two ends of the yarn supporting guide roller are respectively and rotatably connected with the lifting bracket on two sides above the conveying base;

limiting yarn blocking plates are horizontally and symmetrically arranged on the upper side and the lower side of the width adjusting roller respectively, and the limiting yarn blocking plates are in arc transition connection with the width adjusting roller;

push plate baffles are vertically and symmetrically arranged on two sides of the lifting guide wheel respectively, and the distance between the push plate baffles on two sides of the lifting guide wheel is matched with the width of the lifting guide block.