阅读说明：本技术 一种圆机的纱嘴装置 (Yarn nozzle device of circular knitting machine ) 是由 周利刚 赵江 赵王祥 周立群 于 2021-08-25 设计创作，主要内容包括：本申请涉及一种圆机的纱嘴装置,包括基体以及设置于基体上的面纱导纱架、底纱导纱架,所述面纱导纱架包括第一导纱杆、第二导纱杆,所述第一导纱杆、第二导纱杆均转动设置于基体上,所述第一导纱杆上开设有第一导纱孔,所述第二导纱杆上开设有第二导纱孔,所述第一导纱杆和第二导纱杆与基体之间均设置有用于定位导纱杆转动角度的角度定位件。本申请利用角度定位件定位调节第一导纱杆、第二导纱杆的转动角度,通过该受力的角度保持两根面纱在织针上的相对位置,从而减少两根面纱之间相互缠绕,减少编织出的绒布出现痕条、疵点现象,从而提升绒布的品质。(The application relates to a yarn nozzle device of circular knitting machine, including the base member and set up face yarn guide creel, end yarn guide creel on the base member, face yarn guide creel includes that first yarn pole, second are led the yarn pole, first yarn pole, second are led the yarn pole and are all rotated and set up on the base member, first yarn hole of leading has been seted up on the first yarn pole of leading, the second has been led and has been seted up the second on the yarn pole and has been led the yarn hole, first yarn pole and the second of leading all are provided with the angle setting element that is used for fixing a position to lead yarn pole turned angle between yarn pole and the base member. This application utilizes the turned angle of first thread-guide pole of angle setting element location regulation, second thread-guide pole, and the angle through this atress keeps two face yarns relative position on the knitting needle to reduce intertwine between two face yarns, the cotton flannel that the reduction was woven appears trace strip, fault phenomenon, thereby promotes the quality of cotton flannel.)

1. The utility model provides a yarn mouth device of circular knitting machine which characterized in that: including base member (1) and set up face yarn guide creel (2), end yarn guide creel (3) on base member (1), face yarn guide creel (2) are including first yarn pole (21), the second yarn pole (22) of leading, first yarn pole (21), the second yarn pole (22) of leading are all rotated and are set up on base member (1), first yarn hole (211) of leading has been seted up on first yarn pole (21) of leading, second yarn hole (221) of leading has been seted up on second yarn pole (22) of leading, first yarn pole (21) of leading and second are led and all be provided with angle setting element (4) that are used for fixing a position yarn pole turned angle between yarn pole (22) and base member (1).

2. The yarn feeder device of a circular knitting machine according to claim 1, characterized in that: the angle positioning piece (4) comprises a positioning bolt, a sliding hole (13) which is communicated with the yarn guide rod side wall and the screw end part of the positioning bolt is formed in the base body (1), a pressing block (41) is connected in the sliding hole (13) in a sliding mode, one end of the pressing block (41) is rotatably connected with the screw end part of the positioning bolt, and the other end of the pressing block is tightly pressed against the yarn guide rod side wall.

3. The yarn feeder device of a circular knitting machine according to claim 2, characterized in that: the side surfaces of the first yarn guide rod (21) and the second yarn guide rod (22) are provided with adjusting concave teeth (23) which are uniformly distributed along the circumferential direction of the yarn guide rods, and the surface, facing the yarn guide rods, of the abutting block (41) is provided with adjusting convex teeth (42) which are used for inserting the adjusting concave teeth (23) so as to block the rotation of the yarn guide rods.

4. The yarn feeder device of a circular knitting machine according to claim 1, characterized in that: and the top ends of the first yarn guide rod (21) and the second yarn guide rod (22) are provided with limiting pieces (5).

5. The yarn feeder device of a circular knitting machine according to claim 4, characterized in that: the yarn guide rod is sleeved with the limiting piece (5), and a height positioning piece (6) for positioning the position of the limiting piece (5) on the yarn guide rod is arranged between the limiting piece (5) and the yarn guide rod.

6. The yarn feeder device of a circular knitting machine according to claim 5, characterized in that: the height positioning part (6) comprises a spring (61), a contact piece (62), a contact rod (63) and a pressing rod (64), an adjusting hole (7) radially penetrating through the limiting piece (5) along the yarn guide rod is formed in the side surface of the limiting piece (5), the contact piece (62) is arranged in the middle of the adjusting hole (7) so as to divide the adjusting hole (7) into a first adjusting hole (71) back to the yarn guide rod and a second adjusting hole (72) facing the yarn guide rod, the pressing rod (64) slides in the first adjusting hole (71) and one end far away from the contact plate extends out of the first adjusting hole (71), the spring (61) is arranged in the first adjusting hole (71), one end of the spring (61) is connected with the pressing rod (64), the other end of the spring is abutted against the contact piece (62), the contact rod (63) is rotatably arranged in the second adjusting hole (72), a strip-shaped hole (631) extending along the length direction of the contact rod (63) is formed in the contact rod (63), the utility model discloses a spacing piece (5) is fixed on the contact piece (62) and the contact piece (62) that contact piece (5) are kept away from to press lever (64) tip that is close to contact piece (62) is provided with actuating lever (641), and actuating lever (641) pass contact piece (62) and rotate and be connected with drive post (642), and drive post (642) slide and connect in bar hole (631), and bar hole (631) are located the rotation junction orientation of contact lever (63) and second regulation hole (72) and are kept away from one side of contact piece (62), spring (61) are in original length, the inner annular face of spacing piece (5) is stretched out to the one end of contact lever (63) keeping away from drive post (642).

7. The yarn feeder device of a circular knitting machine according to claim 6, characterized in that: rotation is provided with axis of rotation (8) in second regulation hole (72), and the cover is established to slide and is equipped with sliding column (82) on axis of rotation (8), thereby sliding column (82) pass bar hole (631) and threaded connection have be used for supporting stay (63) thereby fix a position sliding column (82) stay (822) of position in bar hole (631), and sliding column (82) are located one end that is supported contact lever (63) back to stay (822) and are provided with the ring (821) that supports on the surface that is used for supporting stay (63) bottom of cup stay (822).

8. The yarn feeder device of a circular knitting machine according to claim 7, characterized in that: the utility model discloses a contact piece, including support feeler lever (63), breach groove (632) that supply drive post (642), post (82) that slide get into bar hole (631) have been seted up on feeler lever (63), the radius of breach groove (632), drive post (642), post (82) that slide is the same, breach groove (632) are located one side that post (82) that slides are supported contact piece (62) back to.

9. The yarn feeder device of a circular knitting machine according to claim 7, characterized in that: two ends of the rotating shaft (8) penetrate through the outer wall of the second adjusting hole (72), and a part of the penetrating part is in threaded connection with a blocking piece (81).

10. The yarn feeder device of a circular knitting machine according to claim 9, characterized in that: the height positioning pieces (6) are arranged in two and are arranged in central symmetry relative to the yarn guide rod.

Technical Field

The application relates to the technical field of circular knitting machine knitting, in particular to a yarn nozzle device of a circular knitting machine.

Background

The yarn nozzle is a device for guiding and conveying yarns to a proper position in the circular knitting process of the circular knitting machine, so that the knitting needles smoothly hook the yarns, and due to the fact that the knitting needle structures of different fabrics and the types and the quantity of the yarns are different, the structures and the functions of the yarn nozzle need to be matched according to actual knitting requirements, the yarns can be guided to the optimal position, the knitting process is smoother, and the quality of products is improved.

The Chinese patent with publication number CN103938357B discloses a loop pile cutting circular machine, wherein a needle cylinder is fixed on a large disc gear, a lower disc saddle is sleeved outside the needle cylinder, a plurality of paths of vertically arranged needle triangles are arranged on the inner side surface of the lower disc saddle along the circumferential direction of the lower disc saddle, and needle grooves of the needle triangles of the adjacent paths are mutually connected to form a knitting needle running track; a big tripod gear which rotates synchronously with the big disk gear is arranged on the big tripod, a cutter tray is fixedly connected to the lower shaft head of the gun barrel connected with the big tripod gear, a cutter is arranged on the cutter tray, a cutter hook assembly is arranged on the cutter, a cutter saddle is arranged above the cutter, and a cutter hook combination triangle is arranged on the cutter saddle.

The yarn feeding nozzle is vertically arranged, the upper part of the yarn feeding nozzle is provided with a mounting long hole, and the lower part of the yarn feeding nozzle is provided with a bottom yarn hole and a surface yarn hole which are vertically arranged. When the knitting machine works, the bottom yarns penetrate through the bottom yarn holes, the surface yarns penetrate through the surface yarn holes, and then the bottom yarns are fed into the knitting mechanism to be knitted.

In view of the above-mentioned related technologies, the inventor believes that when the face yarns have two yarns with different colors, the two face yarns pass through the same face yarn hole and are hooked by the knitting needle, the relative positions of the two yarns in the radial direction of the needle cylinder are unstable, so that the two face yarns are easy to be mutually wound, the alternation condition is not uniform, the phenomena of streaking and defects occur in the knitted flannelette, and the quality of the flannelette is reduced.

Disclosure of Invention

In order to keep the stability of two face yarn relative position to promote the cotton flannel quality, this application provides a yarn mouth device of circular knitting machine.

The application provides a yarn mouth device of circular knitting machine adopts following technical scheme:

the utility model provides a yarn mouth device of circular knitting machine, includes the base member and sets up face yarn guide creel, end yarn guide creel on the base member, face yarn guide creel includes first yarn guide rod, second yarn guide rod, first yarn guide rod, second yarn guide rod all rotate and set up on the base member, first yarn guide hole has been seted up on the first yarn guide rod, the second yarn guide hole has been seted up on the second yarn guide rod, first yarn guide rod and second are led and all are provided with the angle setting element that is used for fixing a position yarn guide rod turned angle between yarn guide rod and the base member.

Through adopting above-mentioned technical scheme, first yarn guide rod, the installation is all rotated and fix a position through the angle setting element to the second yarn guide rod on the base member, can be through loosening the angle setting element, rotate first yarn guide rod, the second yarn guide rod, make first yarn guide hole, the second yarn guide hole is certain angle, make the face yarn through first yarn guide hole different with the atress angle through the face yarn in second yarn guide hole, the angle through this atress keeps the relative position of two face yarns, thereby reduce intertwine between two face yarns, alternate situation is not unified, make the trace strip appear in the cotton flannel of weaving out, the fault phenomenon, thereby promote the quality of cotton flannel.

Optionally, the angle positioning piece comprises a positioning bolt, a sliding hole which is communicated with the side wall of the yarn guide rod and the end part of the screw rod of the positioning bolt is formed in the base body, a propping block is connected in the sliding hole in a sliding manner, one end of the propping block is rotatably connected with the end part of the screw rod of the positioning bolt, and the other end of the propping block is tightly propped against the side wall of the yarn guide rod.

Through adopting above-mentioned technical scheme, through screwing up positioning bolt for support the piece and slide and be close to the yarn guide bar lateral wall along the hole of sliding, and with yarn guide bar lateral wall top tightly, thereby fix a position yarn guide bar's high position.

Optionally, the side surfaces of the first yarn guide rod and the second yarn guide rod are provided with adjusting concave teeth which are uniformly distributed along the circumferential direction of the yarn guide rod, and the surface of the abutting block facing the yarn guide rod is provided with adjusting convex teeth which are used for inserting the adjusting concave teeth so as to block the rotation of the yarn guide rod.

Through adopting above-mentioned technical scheme, through adjusting the protruding tooth and adjusting the concave tooth cooperation of pegging graft and make the tight piece of support better to the location effect of yarn guide rod.

Optionally, the top ends of the first yarn guide rod and the second yarn guide rod are provided with limiting pieces.

Through adopting above-mentioned technical scheme, reduce the possibility that first thread-guide pole, second thread-guide pole dropped from the base member when installation and use through the design of spacing piece.

Optionally, the yarn guide rod is sleeved with the limiting piece, and a height positioning piece for positioning the position of the limiting piece on the yarn guide rod is arranged between the limiting piece and the yarn guide rod.

Through adopting above-mentioned technical scheme, the height of spacing piece can be adjusted and fix a position through high setting element, can restrict the high scope of first thread-guide pole, second thread-guide pole, reduces the possibility of maloperation.

Optionally, the height positioning member includes a spring, a contact piece, a contact rod and a pressing rod, the side surface of the limiting piece is provided with an adjusting hole radially penetrating through the limiting piece along the yarn guide rod, the contact piece is arranged in the middle of the adjusting hole to divide the adjusting hole into a first adjusting hole back to the yarn guide rod and a second adjusting hole facing the yarn guide rod, the pressing rod slides in the first adjusting hole, one end of the pressing rod far away from the contact plate extends out of the first adjusting hole, the spring is arranged in the first adjusting hole, one end of the spring is connected with the pressing rod, the other end of the spring is in contact with the contact piece, the contact rod is rotatably arranged in the second adjusting hole, the contact rod is provided with a strip-shaped hole extending along the length direction of the contact rod, the end part of the pressing rod close to the contact piece is provided with a driving rod, the driving rod passes through the contact piece and is rotatably connected with the driving column, the driving column is slidably connected in the strip-shaped hole, the strip-shaped hole is located at the rotary connection position of the contact rod and the second adjusting hole and faces one side of the contact piece, when the spring is in the original length, one end of the contact rod, which is far away from the driving column, extends out of the inner ring surface of the limiting piece.

By adopting the technical scheme, when the yarn guide device is used, one end part of the abutting rod abuts against the side surface of the yarn guide rod by virtue of the restoring force of the spring, so that the yarn guide rod and the limiting piece are positioned, when the limiting piece needs to be moved, the pressing rod is pressed in, the driving rod pushes the abutting rod to rotate through the driving column, and the end part, far away from the abutting piece, of the abutting rod retracts into the second adjusting hole, so that the yarn guide rod is loosened; the spacing piece and the yarn guide rod are loosened in a pressing mode, and the operation mode is simpler and more convenient.

Optionally, rotate in the second regulation hole and be provided with the axis of rotation, the cover is established to slide in the axis of rotation and is had the post that slides, thereby the post that slides passes bar hole and threaded connection has and is used for supporting the stay to fix a position the stay of sliding post position in the bar hole, and the post that slides is located the one end that the stay is back to the stay and is provided with the ring that supports that is used for supporting the surface of tight conflict pole bottom of cup stay.

Through adopting above-mentioned technical scheme, thereby through the stay, support the position of tight feeler lever location sliding column in the bar hole of tight ring mutual counterbalance, make on the one hand the feeler lever can use the axis of rotation to rotate as the pivot, when the actuating lever removed, the drive that can be good supported the feeler lever and kept away from the tip that supports the contact piece and support tightly or loosen the yarn guide rod.

Optionally, set up the breach groove that supplies drive post, slip post to get into the bar hole on the feeler lever, the radius of breach groove, drive post, slip post is the same, the breach groove is located one side that the slip post is to the contact of propping back to.

Through adopting above-mentioned technical scheme, during the installation, earlier have the one end in breach groove to the feeler lever and stretch into in the second regulation hole, make the drive post get into in the bar hole through breach groove, then rotate and remove the feeler lever, the post that will slide is packed into in the bar hole through breach groove, then adjust the position of feeler lever, make the drive post be located the slip post towards one side of contact, and the second regulation hole is stretched out to the one end that the conflict pole is located the slip post back to the drive post, then screw up the stay and make the stay and support the tight contact lever of tight clamp of tight ring clamp completion of feeler lever, the drive post, the connection installation of slip post, the installation is dismantled conveniently, and it is convenient to make.

Optionally, two ends of the rotating shaft penetrate through the outer wall of the second adjusting hole, and the penetrating part is in threaded connection with a blocking piece.

Through adopting above-mentioned technical scheme, loosen and block after the piece, the axis of rotation can take out for holistic structure is convenient for more installation and dismantlement.

Optionally, the height positioning elements are provided in two and are arranged in central symmetry with respect to the yarn guide rod. Through adopting above-mentioned technical scheme, the location effect of high setting element is more stable to during the high setting element of operation, can press two simultaneously and press the pole by one hand, it is more convenient to operate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the rotation angles of the first yarn guide rod and the second yarn guide rod are positioned and adjusted through the angle positioning piece, and the relative positions of the two face yarns on the knitting needle are kept through the stressed angle, so that the mutual winding between the two face yarns is reduced, and the phenomena of marks, strips and defects are reduced;

2. the adjustment convex teeth are matched with the adjustment concave teeth, and the adjustment concave teeth are distributed along the circumferential direction of the yarn guide rod, so that the positioning effect of the angle positioning piece on the horizontal rotation of the yarn guide rod is better;

3. in the high setting element, the workman can press two on the same spacing piece simultaneously according to the depression bar on one hand, and another hand carries out axial adjustment and installation, convenient operation to the yarn guide rod.

Drawings

Fig. 1 is a schematic structural view of a yarn nozzle device of a circular knitting machine according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a base and an angle positioning element in an embodiment of the present application.

Fig. 3 is an enlarged view of a in fig. 2.

FIG. 4 is a partial cross-sectional view of a yarn guide bar and a height positioning member in an embodiment of the present application

Fig. 5 is an enlarged view at B in fig. 4.

Description of reference numerals: 1. a substrate; 11. a first yarn bar hole; 12. a second yarn bar hole; 13. a sliding hole; 2. a face yarn guide; 21. a first yarn guide bar; 211. a first yarn guide hole; 22. a second yarn guide bar; 221. a second yarn guide hole; 23. adjusting the concave teeth; 3. a bottom yarn guide; 31. a bottom yarn guide hole; 4. an angle positioning member; 41. a propping block; 42. adjusting the convex teeth; 5. a limiting sheet; 6. a height positioning member; 61. a spring; 62. a contact piece is abutted; 621. a communicating hole; 63. a touch bar; 631. a strip-shaped hole; 632. a notch groove; 64. a pressing lever; 641. a drive rod; 642. a drive column; 7. an adjustment hole; 71. a first adjustment aperture; 72. a second adjustment aperture; 8. a rotating shaft; 81. a blocking sheet; 82. sliding the column; 821. a tightening ring; 822. a locking tab.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses yarn mouth device of circular knitting machine, refer to fig. 1, including base member 1 and set up face yarn guide creel 2, end yarn guide creel 3 on base member 1, face yarn guide creel 2 includes first yarn guide bar 21, second yarn guide bar 22, has seted up first yarn guide hole 211 on the first yarn guide bar 21, has seted up second yarn guide hole 221 on the second yarn guide bar 22. A first yarn rod hole 11 and a second yarn rod hole 12 are formed in the base body 1, the first yarn guide rod 21 penetrates through the first yarn rod hole 11, the second yarn guide rod 22 penetrates through the second yarn rod hole 12, and angle positioning pieces 4 are arranged between the first yarn guide rod 21 and the first yarn rod hole 11 and between the second yarn guide rod 22 and the second yarn rod hole 12.

As shown in fig. 1 and 2, the angle positioning member 4 includes a positioning bolt, a sliding hole 13 is formed in the base 1, the positioning bolt is connected to the base 1 in a threaded manner and is perpendicular to the yarn guide rod, and the sliding hole 13 is formed in the hole walls of the first yarn rod hole 11 and the second yarn rod hole 12 and is communicated with the end of the screw of the positioning bolt.

As shown in fig. 2 and 3, the cross section of the sliding hole 13 is rectangular, and the width of the sliding hole is greater than the outer diameter of the screw of the positioning bolt, a resisting block 41 is connected in the sliding hole 13 in a sliding manner, the resisting block 41 is rotationally connected with the screw of the positioning bolt, and an adjusting convex tooth 42 is integrally convexly arranged on the surface of the resisting block 41, which faces away from the positioning bolt.

The side surface of first thread guiding pole 21 and second thread guiding pole 22 all sets up along the regulation concave tooth 23 that thread guiding pole circumference distributes, and the thickness scope of adjusting concave tooth 23 is big than base member 1 thickness to can guarantee when thread guiding pole axial displacement with the cooperation of pegging graft of each other of adjusting convex tooth 42, thereby when positioning bolt screwed up, the rotation of restriction thread guiding pole.

As shown in fig. 1 and 4, the part of the first yarn guide rod 21, which is back to the first yarn guide hole 211, on the base body 1, and the part of the second yarn guide rod 22, which is back to the second yarn guide hole 221, on the base body 1 are respectively sleeved with a limiting piece 5, the limiting pieces 5 are annular, the inner diameter of the limiting pieces 5 is the same as the outer diameter of the yarn guide rod, the limiting pieces 5 are located on the side of the adjusting concave teeth 23, which is back to the yarn guide hole, and a height positioning piece 6 is arranged between the limiting pieces 5 and the yarn guide rod.

Two height positioning pieces 6 are arranged between each limiting piece 5 and the yarn guide rod and are in central symmetry relative to the yarn guide rod.

As shown in fig. 4 and 5, the height positioning element 6 includes a spring 61, a contact piece 62, a contact rod 63 and a pressing rod 64, an adjusting hole 7 radially penetrating through the limiting piece 5 along the yarn guide rod is formed in a side surface of the limiting piece 5, the adjusting hole 7 includes a first adjusting hole 71 and a second adjusting hole 72, the contact piece 62 is fixed between the first adjusting hole 71 and the second adjusting hole 72, the first adjusting hole 71 is located on a side of the contact piece 62 facing away from the yarn guide rod, the second adjusting hole 72 is located on a side of the contact piece 62 facing the yarn guide rod, a communication hole 621 communicating the first adjusting hole 71 and the second adjusting hole 72 is formed in the contact piece 62, the pressing rod 64 slides in the first adjusting hole 71, one end of the pressing rod 64 far away from the second adjusting hole 72 extends out of the first adjusting hole 71, an actuating rod 641 is integrally formed at the other end, and the actuating rod 641 extends into the second adjusting hole 72 through the communication hole.

The spring 61 is sleeved on the driving rod 641 and located in the first adjusting hole 71, one end of the spring 61 is connected to the pressing rod 64, and the other end of the spring is abutted against the surface of the contact piece 62 facing away from the second adjusting hole 72.

Wear to be equipped with an axis of rotation 8 on the base member 1, axis of rotation 8 is perpendicular and parallel with base member 1 with the actuating lever 641, and the outer wall of second regulation hole 72 is worn out at 8 both ends of axis of rotation, and wears out partial threaded connection and has blockking piece 81, supports tight second regulation hole 72 outer wall through blockking piece 81 to restriction axis of rotation 8's axial displacement.

The sliding column 82 is sleeved on the portion of the rotating shaft 8 located in the second adjusting hole 72, a coaxial abutting ring 821 is integrally arranged at one end of the sliding column 82, and a locking sheet 822 is connected to the other end of the sliding column through a thread.

Offer the bar hole 631 along conflict pole 63 length direction on the conflict pole 63, the post 82 that slides passes bar hole 631, supports clamp ring 821 and lock segment 822 and presss from both sides tight with the conflict pole 63 to the position of location slip post 82 in bar hole 631, thereby the realization is rotated the conflict pole 63 and is installed in second regulation hole 72, and the rotation plane and the base member 1 of conflict pole 63 are perpendicular.

The end of the driving rod 641 extending into the second adjusting hole 72 is fixed with a driving post 642, and the driving post 642 passes through the strip-shaped hole 631 so as to be slidably connected in the strip-shaped hole 631.

When the spring 61 is in the original length state, the driving column 642 is located on one side of the rotating shaft 8 facing the contact piece 62, and one end of the contact rod 63, which is far away from the contact piece 62, extends out of the inner annular surface of the limiting piece 5, so that when the yarn guide rod penetrates through the base body 1, the spring 61 is in a compressed state, and the contact rod abuts against the side wall of the yarn guide rod by virtue of the restoring force of the spring 61.

When the pressing rod 64 is pressed, the driving rod 641 drives the driving post 642 to push the touch rod 63 to rotate, so that the end of the touch rod 63, which is far away from the touch piece 62, rotates towards the inside of the limiting piece 5, thereby loosening the yarn guide rod.

The contact rod 63 is provided with a notch 632 which is communicated with the strip-shaped hole 631 so that the driving column 642 and the sliding column 82 can be arranged in the strip-shaped hole 631, the radii of the notch 632, the driving column 642 and the sliding column 82 are the same, and the notch 632 is positioned on one side of the sliding column 82, which is back to the contact piece 62.

As shown in fig. 1, the bottom yarn guide 3 is mounted on the base body 1 and located on one side of the face yarn guide 2, and the bottom yarn guide 3 is provided with a bottom yarn guide hole 31 through which the bottom yarn passes.

The implementation principle of the yarn nozzle device of the circular knitting machine is as follows:

the method comprises the steps of installing a base body 1 on a rack of a circular machine, enabling the base body 1 to be located on the periphery of a cylinder of the circular machine, enabling two yarns to respectively penetrate through a first yarn guide hole 211 and a second yarn guide hole 221, then threading the yarns to a knitting needle of the circular machine, enabling the two yarns to be taken by the same knitting needle hook corresponding to a veil, loosening a positioning bolt according to the actual relative position requirements of the two yarns, rotating a first yarn guide rod 21 and a second yarn guide rod 22, adjusting the angles of the first yarn guide rod 21 and the second yarn guide rod 22 to enable the two yarns to be different in conveying angle when entering the knitting needle, screwing the positioning bolt after adjustment is completed, and fixing the rotating angles of the first yarn guide rod 21 and the second yarn guide rod 22.

Then the bottom yarn passes through a bottom yarn guide hole 31 on the bottom yarn guide frame 3, and then the bottom yarn passes through a knitting needle of the circular knitting machine corresponding to the bottom yarn.

The two yarns are subjected to different acting forces relative to the radial direction of the circular machine needle cylinder after being hooked by the knitting needle through the different conveying angles, so that the relative positions of the two yarns in the radial direction of the needle cylinder are more stable, and the yarns are not easy to mutually twine, so that the phenomena of marks and defects of the knitted flannelette are reduced.

According to the whole length of yarn guide rod and the size and specification condition of circular knitting machine, adjust the high position for yarn guide rod of spacing piece 5 to when guaranteeing that yarn guide rod can not the landing, make the yarn guide hole on the yarn guide rod can not cross lowly, influence the transport of yarn.

During the adjustment, operating personnel presses two press bars 64 simultaneously, make to touch pole 63 rotate, the one end that press bar 64 was kept away from to touch pole 63 removes in second regulation hole 72, thereby loosen the yarn guide bar, then along yarn guide bar axial displacement spacing piece 5, remove and loosen press bar 64 after suitable position, under the effect of spring 61, press bar 64 slides outside to first regulation hole 71, through the one end of drive post 642 pulling touch pole 63, make to touch pole 63 rotate, the tip that touch pole 63 kept away from drive post 642 is outwards ejecting, support and tightly lead the yarn pole outer wall, thereby fix a position spacing piece 5 the position on the yarn guide bar.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.