CN111041689B

CN111041689B - Yarn-conveying device for preventing yarn loosening for circular knitting machine

Info

Publication number: CN111041689B
Application number: CN201911397032.9A
Authority: CN
Inventors: 段文忠; 何宏昌; 董淑琴
Original assignee: Shantou Tianlun Textile Technology Co ltd
Current assignee: Shantou Tianlun Textile Technology Co.,Ltd.
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-08-10
Anticipated expiration: 2039-12-30
Also published as: CN111041689A

Abstract

The invention discloses a yarn conveying device for preventing yarn loosening for a circular knitting machine, which comprises a yarn clamping device, a first fixing frame, an iron frame, a yarn winding ring, an auxiliary frame, a telescopic rod, a flash lamp and an electric wire, wherein the bottom end of the yarn clamping device is fixedly provided with the first fixing frame, the iron frame is arranged on the right side of the bottom end of the first fixing frame, the left side of the bottom end of the first fixing frame is connected with the yarn winding ring, the auxiliary frame is arranged above the yarn winding ring, the left side of the first fixing frame is fixedly connected with a second fixing frame, a first limiting rod is sleeved on the surface of the second fixing frame, and a bolt is inserted in the surface of the first limiting rod. The yarn tension adjusting device has the advantages that the yarn is in a tight state through the elasticity of the spring, the yarn is prevented from loosening, when the yarn is too loose or broken, the tightness of the yarn can be manually adjusted through the movement of the position of the crank on the second fixing frame, and the adjusting block can be used according to the thickness of the yarn through the arrangement of the adjusting block and the rotating rod.

Description

Yarn-conveying device for preventing yarn loosening for circular knitting machine

Technical Field

The invention relates to the technical field of circular knitting machines, in particular to a yarn conveying device for a circular knitting machine, which prevents yarn from loosening.

Background

With the continuous development of the industrial society, the demand of semi-finished fabrics such as underwear or sports wear, T-shirt of undershirt and the like which are worn frequently is increased continuously, and a circular knitting machine is a mechanical device which is most commonly used as knitted fabrics.

Refer to patent information, patent No.: CN201721597841.0, patent name: the utility model provides a weaving machine yarn feeder, this method has realized weaving machine yarn feeder fastening imitates the fixed effect of quick joint design, consults another patent number: CN201821009489.9, patent name: the utility model provides a roller type yarn gripper for circular knitting machine, this method makes the yarn avoid taking place the phenomenon of skew at the roll winding in-process, has guaranteed yarn defeated line stationarity, but above-mentioned two kinds of methods do not solve the yarn and easily become flexible, are unfavorable for follow-up weaving operation's problem to yarn in use is too loose or the fracture does not remind the structure, be difficult to discover that specific yarn of which group goes wrong, the maintenance speed of reduction device, therefore the difficult line device that prevents that the yarn is not hard up that needs a circular knitting machine to solve above-mentioned problem urgently.

Disclosure of Invention

The invention aims to provide a yarn conveying device for preventing yarn from loosening for a circular knitting machine, which aims to solve the problems that the yarn is easy to loosen and a reminding structure is not provided.

In order to achieve the purpose, the invention provides the following technical scheme: a yarn conveying device for a circular knitting machine for preventing yarn loosening comprises a yarn clamp, a first fixing frame, an iron frame, a yarn winding ring, an auxiliary frame, a telescopic rod, a flash lamp and electric wires, wherein the first fixing frame is fixedly installed at the bottom end of the yarn clamp, the iron frame is installed on the right side of the bottom end of the first fixing frame, the yarn winding ring is connected to the left side of the bottom end of the first fixing frame, the auxiliary frame is arranged above the yarn winding ring, the second fixing frame is fixedly connected to the left side of the first fixing frame, a first limiting rod is sleeved on the surface of the second fixing frame, a bolt is inserted into the surface of the first limiting rod, a protection box is fixed to the top end of the first limiting rod, the telescopic rod is hinged to the inner wall of the right side of the protection box, an adjusting block is hinged to the left side of the telescopic rod, a rotating rod is inserted into the right side of the adjusting block, the electric wires are inserted into the adjusting block, a crank is fixed to the top end of the rotating rod, the left side fixedly connected with second gag lever post of regulating block, the regulating block is provided with two sets ofly, and is a set of the bottom inner wall of regulating block is fixed with the second stopper through the spring, the bottom central point of regulating block puts the department and is fixed with first butt joint piece, another group the top inner wall of regulating block is fixed with first stopper through the spring, the below of first butt joint piece is provided with the second butt joint piece, and the bottom of second butt joint piece passes through the spring to be fixed on the inner wall of regulating block, the right side central point of protective housing puts the department and has seted up out the yarn mouth, the left side central point of protective housing puts the department and has seted up into the yarn mouth.

Preferably, the inside of second mount has the equidistance evenly seted up the hole, first gag lever post is provided with two sets ofly, and first gag lever post is "L" shape structure.

Preferably, the first butt joint block and the second butt joint block are both in a semi-annular structure, and rubber pads are fixed on the inner walls of the first butt joint block and the second butt joint block.

Preferably, the length that the regulating block is stretched out to the second butt joint piece is greater than the length that the regulating block is stretched out to first butt joint piece, the length that the regulating block is stretched out to first stopper is greater than the length that the regulating block is stretched out to the second stopper.

Preferably, the first limiting block and the second limiting block are provided with two groups, and the position of the second limiting block is distributed corresponding to the position of the first limiting block.

Preferably, the electric wire is provided with two groups, the top end of one group of electric wire is connected with a second butt joint block, the bottom end of the other group of electric wire is connected with a second butt joint block, and the top end of the electric wire is fixedly connected with a flash lamp.

Preferably, the surface of bull stick is provided with two sets of external screw threads, and the opposite direction of external screw thread, the inside of regulating block is provided with the internal thread that cooperatees and use with bull stick surface external screw thread.

Compared with the prior art, the invention has the beneficial effects that: this knitting big circular knitting machine is with preventing that yarn is not hard up defeated line device is provided with second butt joint piece and first stopper, the height that highly is higher than first stopper of second butt joint piece, the yarn is propped up by second butt joint piece and first stopper, elasticity through the spring makes the yarn be in the state of tightening, it is not hard up to avoid the yarn, when the yarn is too loose or fracture, the yarn is not enough to the pulling force of second butt joint piece, second butt joint piece makes the flash light shine with first butt joint piece contact, thereby remind people which group's yarn goes wrong and need the maintenance, the maintenance speed of yarn has been improved, through the removal of crank position on the second mount, make the elasticity of yarn can manual regulation, through the setting of regulating block and bull stick, the bull stick rotates and can drive two sets of regulating blocks and be close to or keep away from, make the regulating block use according to the thickness of yarn.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic sectional front view of the structure of the protection box of the present invention;

FIG. 3 is a schematic sectional elevation view of the protective housing and adjustment block configuration of the present invention;

FIG. 4 is a side view of a second docking block structure of the present invention;

FIG. 5 is a schematic side view of the structure of the protection box of the present invention.

In the figure: 1. a yarn gripper; 2. a first fixing frame; 3. an iron frame; 4. winding a yarn ring; 5. an auxiliary frame; 6. a bolt; 7. a first limit rod; 8. a second fixing frame; 9. a protective box; 10. a crank; 11. a telescopic rod; 12. a yarn outlet; 13. a first butt-joint block; 14. a second butting block; 15. a spring; 16. a first stopper; 17. a second limiting block; 18. a yarn inlet; 19. a second limiting rod; 20. an adjusting block; 21. a flash lamp; 22. an electric wire; 23. a rotating rod; 24. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown:

a yarn conveying device for preventing yarn loosening for a circular knitting machine comprises a yarn clamping device 1, a first fixing frame 2, an iron frame 3, a yarn winding ring 4, an auxiliary frame 5, a telescopic rod 11, a flashlight 21 and an electric wire 22, wherein the bottom end of the yarn clamping device 1 is fixedly provided with the first fixing frame 2, the iron frame 3 is arranged on the right side of the bottom end of the first fixing frame 2, the yarn winding ring 4 is connected to the left side of the bottom end of the first fixing frame 2, the auxiliary frame 5 is arranged above the yarn winding ring 4, the left side of the first fixing frame 2 is fixedly connected with a second fixing frame 8, as shown in figure 5, holes are uniformly formed in the second fixing frame 8 at equal intervals, two groups of first limiting rods 7 are arranged, the first limiting rods 7 are of an L-shaped structure, the first limiting rods 7 facilitate the protective box 9 to slide on the surface of the second fixing frame 8, the position adjustment of the protective box 9 is convenient for adjusting the tightness of the yarn, the first limiting rods 7 are sleeved on the surface of the second fixing frame 8, bolt 6 is inserted on the surface of first gag lever post 7, and the top of first gag lever post 7 is fixed with protective housing 9, and protective housing 9's right side inner wall articulates there is telescopic link 11, and telescopic link 11's left side articulates there is regulating block 20, and the inside inserting of right side of regulating block 20 is equipped with bull stick 23.

As shown in fig. 2 and 3, two sets of external threads are arranged on the surface of the rotating rod 23, the directions of the external threads are opposite, internal threads matched with the external threads on the surface of the rotating rod 23 are arranged inside the adjusting block 20, the distance between the adjusting blocks 20 can be adjusted through the internal threads inside the adjusting block 20 by rotating the rotating rod 23, so that the adjusting block 20 is suitable for yarns with different thicknesses to use, the using range is wide, electric wires 22 are inserted inside the adjusting block 20, the electric wires 22 are arranged in two sets, the top end of one set of electric wires 22 is connected with the second butt joint block 14, the bottom end of the other set of electric wires 22 is connected with the second butt joint block 14, flash lamps 21 are fixedly connected to the top ends of the electric wires 22, the electric wires 22 are communicated with a power supply of the device, when the first butt joint block 13 is in contact with the second butt joint block 14, a loop can be formed by the electric wires 22 and the flash lamps 21, and a crank 10 is fixed to the top end of the rotating rod 23.

The left side fixedly connected with second gag lever post 19 of regulating block 20, regulating block 20 is provided with two sets ofly, the bottom inner wall of a set of regulating block 20 is fixed with second stopper 17 through spring 15, the bottom central point department of putting of regulating block 20 is fixed with first butt joint piece 13 through spring 15, the top inner wall of another set of regulating block 20 is fixed with first stopper 16 through spring 15, first stopper 16 and second stopper 17 all are provided with two sets ofly, and the position of second stopper 17 and the corresponding distribution in position of first stopper 16, first stopper 16 and second stopper 17 are the semi-annular structure, in the yarn removes, first stopper 16 and second stopper 17 carry on spacingly to the position of yarn, avoid the yarn to exceed the migration range, the below of first butt joint piece 13 is provided with second butt joint piece 14.

First butt joint piece 13 and second butt joint piece 14 all are the semi-annular structure, and the inner wall of first butt joint piece 13 and second butt joint piece 14 all is fixed with rubber pad 24, rubber pad 24 protects the surface of yarn, the length that second butt joint piece 14 stretches out regulating block 20 is greater than the length that first butt joint piece 13 stretches out regulating block 20, the length that first stopper 16 stretches out regulating block 20 is greater than the length that second stopper 17 stretches out regulating block 20, second butt joint piece 14 and first stopper 16 prop up the yarn, make the yarn propped up, be in the state of tightening, the bottom of second butt joint piece 14 is fixed on the inner wall of regulating block 20 through spring 15, yarn outlet 12 has been seted up to the right side central point department of protective housing 9, yarn inlet 18 has been seted up to the left side central point department of protective housing 9.

The working principle is as follows: when the invention is used, as shown in fig. 2-3, a yarn enters the inside of the protective box 9 from a yarn inlet 18, passes through a first limit block 16, a second butt block 14 and passes through a yarn outlet 12 to be connected with a production part in the next step of a circular knitting machine, when the yarn is pulled, the yarn can press the second butt block 14 downwards preferentially, when the second butt block 14 is flush with the first limit block 16, the yarn simultaneously presses the second butt block 14 and the first limit block 16 downwards, the spring 15 is compressed, the yarn is in a tight state under the elasticity of the spring 15, when the length of a loose part of the yarn is long, the yarn is in a tight state through the extending height of the second butt block 14 and the elasticity of the spring 15, when the yarn is loose or broken, the yarn does not press the second butt block 14 and the first limit block 16, the second butt block 14 moves upwards under the elasticity of the spring 15 and is in contact with the first butt block 13, the first butt block 13 contacts the second butt block 14 to loop the electric wire 22, so that the flash lamp 21 flashes to remind a maintenance worker of maintenance.

If fig. 3, when needing to use the yarn of different thickness, manually wave crank 10, crank 10 drives bull stick 23 and rotates, through two sets of external screw threads on bull stick 23 surface, bull stick 23 rotates and makes the distance size between regulating block 20 be applicable to the yarn of different thickness, when needing the elasticity of manual regulation yarn, as fig. 1 and fig. 5, dismantle bolt 6 down, guard box 9 slides on the surface of second mount 8 through first gag lever post 7, when sliding to suitable position, insert bolt 6 in the hole that corresponds on second mount 8 surface, accomplish the regulation.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a circular knitting machine is with preventing that yarn is not hard up defeated line device, includes yarn gripper (1), first mount (2), iron stand (3), around yarn ring (4), auxiliary frame (5), telescopic link (11), flash light (21) and electric wire (22), its characterized in that: a first fixing frame (2) is fixedly installed at the bottom end of the yarn clamping device (1), an iron frame (3) is installed on the right side of the bottom end of the first fixing frame (2), a yarn winding ring (4) is connected to the left side of the bottom end of the first fixing frame (2), an auxiliary frame (5) is arranged above the yarn winding ring (4), a second fixing frame (8) is fixedly connected to the left side of the first fixing frame (2), a first limiting rod (7) is sleeved on the surface of the second fixing frame (8), a bolt (6) is inserted into the surface of the first limiting rod (7), a protection box (9) is fixed to the top end of the first limiting rod (7), a telescopic rod (11) is hinged to the inner wall of the right side of the protection box (9), an adjusting block (20) is hinged to the left side of the telescopic rod (11), a rotating rod (23) is inserted into the right side of the adjusting block (20), and an electric wire (22) is inserted into the adjusting block, a crank (10) is fixed at the top end of the rotating rod (23), a second limiting rod (19) is fixedly connected to the left side of the adjusting block (20), two groups of adjusting blocks (20) are arranged, a second limiting block (17) is fixed on the inner wall of the bottom end of one group of adjusting blocks (20) through a spring (15), a first butt joint block (13) is fixed at the center of the bottom end of the adjusting block (20) through a spring (15), a first limit block (16) is fixed on the inner wall of the top end of the other group of adjusting blocks (20) through a spring (15), a second butt joint block (14) is arranged below the first butt joint block (13), and the bottom end of the second butt joint block (14) is fixed on the inner wall of the adjusting block (20) through a spring (15), a yarn outlet (12) is arranged at the right center of the protective box (9), a yarn inlet (18) is formed in the center of the left side of the protection box (9); the surface of bull stick (23) is provided with two sets of external screw threads, and the opposite direction of external screw thread, the inside of regulating block (20) is provided with the internal thread that cooperatees and use with bull stick (23) surface external screw thread.

2. The thread conveying device for preventing the yarn from loosening for the circular knitting machine according to claim 1, characterized in that: the inner part of the second fixing frame (8) is evenly provided with holes at equal intervals, the first limiting rods (7) are provided with two groups, and the first limiting rods (7) are of L-shaped structures.

3. The thread conveying device for preventing the yarn from loosening for the circular knitting machine according to claim 1, characterized in that: the first butt joint block (13) and the second butt joint block (14) are both semi-annular structures, and rubber pads (24) are fixed on the inner walls of the first butt joint block (13) and the second butt joint block (14).

4. The thread conveying device for preventing the yarn from loosening for the circular knitting machine according to claim 1, characterized in that: the length that regulating block (20) are stretched out in second butt joint piece (14) is greater than the length that regulating block (20) are stretched out in first butt joint piece (13), the length that regulating block (20) are stretched out in first stopper (16) is greater than the length that regulating block (20) are stretched out in second stopper (17).

5. The thread conveying device for preventing the yarn from loosening for the circular knitting machine according to claim 1, characterized in that: the first limiting blocks (16) and the second limiting blocks (17) are arranged in two groups, and the positions of the second limiting blocks (17) are distributed corresponding to the positions of the first limiting blocks (16).

6. The thread conveying device for preventing the yarn from loosening for the circular knitting machine according to claim 1, characterized in that: the electric wire (22) is provided with two sets, one set of the top of electric wire (22) is connected with second butt joint piece (14), the other set of the bottom of electric wire (22) is connected with second butt joint piece (14), the top fixedly connected with flash light (21) of electric wire (22).