CN210458523U

CN210458523U - Flat knitting machine needle plate horizontal adjusting device

Info

Publication number: CN210458523U
Application number: CN201920966475.4U
Authority: CN
Inventors: 金永良; 黄成煜; 兰先川; 张和中; 孙健
Original assignee: Jiangsu Jinlong Technology Co Ltd
Current assignee: Jiangsu Jinlong Technology Co Ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-05-05
Anticipated expiration: 2029-06-25

Abstract

The utility model relates to a flat knitting machine needle plate adjusting device, in particular to a flat knitting machine needle plate horizontal adjusting device, which comprises a bearing, a horizontal adjusting shaft and an expansion screw; the horizontal adjusting shaft is sequentially provided with a wrench shaft, a rotating shaft and an eccentric shaft, the wrench shaft and the rotating shaft are coaxially arranged, and the axis of the eccentric shaft is not coincident with the axis of the rotating shaft; the rotating shafts are rotatably arranged at two ends of the needle plate; the eccentric shaft is provided with a bearing which is positioned in a horizontal adjusting groove on the needle bed; the horizontal adjusting shaft is provided with an expansion hole, a threaded hole and an expansion groove, the expansion hole is a conical hole, and the threaded hole is positioned at the bottom of the expansion hole and is coaxial with the expansion hole; the expansion groove is a through groove, is arranged on the wrench shaft and the rotating shaft and is communicated with the expansion hole; one end of the expansion screw is provided with an expansion head which is conical, and the end part of the expansion head is provided with a hexagon socket. The device simple structure, convenient to use, can effectively adjust the horizontal position of faller, can adjust the size of board mouth simultaneously.

Description

Flat knitting machine needle plate horizontal adjusting device

Technical Field

The utility model relates to a flat-bed machine faller adjusting device, especially flat-bed machine faller horizontal adjusting device.

Background

The needle plates of the computerized flat knitting machine are long, usually more than 1.5 meters, after the needle plates are installed on the needle bed due to processing errors and assembly errors, the tops of the two needle plates are not parallel, and the needle plates need to reciprocate left and right along the length direction of the needle bed, so that the adjustment is difficult.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the utility model provides a flat-bed machine faller horizontal adjustment device that faller horizontal adjustment is convenient, concrete technical scheme is:

the flat knitting machine needle plate horizontal adjusting device comprises a bearing, a horizontal adjusting shaft and an expansion screw; the horizontal adjusting shaft is sequentially provided with a wrench shaft, a rotating shaft and an eccentric shaft, the wrench shaft and the rotating shaft are coaxially arranged, and the axis of the eccentric shaft is not coincident with the axis of the rotating shaft; the wrench shaft is positioned on the outer side of the needle plate and is a regular prism; the rotating shafts are rotatably arranged at two ends of the needle plate; the eccentric shaft is provided with a bearing, the eccentric shaft is positioned on the inner side of the needle plate, and the bearing is positioned in a horizontal adjusting groove on the needle bed; the horizontal adjusting shaft is provided with an expansion hole, a threaded hole and an expansion groove, the expansion hole is a conical hole, the threaded hole is positioned at the bottom of the expansion hole and is coaxial with the expansion hole, the expansion hole is positioned at one end of the wrench shaft, and the threaded hole is positioned at one end of the eccentric shaft; the expansion groove is a through groove, the expansion groove is arranged on the wrench shaft and the rotating shaft, and the expansion groove is communicated with the expansion hole; the expansion screw is characterized in that an expansion head is arranged at one end of the expansion screw, the expansion head is conical, a hexagon socket is arranged at the end of the expansion head, the expansion screw is installed in a threaded hole, and the expansion head is located in the expansion hole.

Through adopting above-mentioned technical scheme, the wrench shaft is used for rotating the horizontal adjustment axle, and the axis of rotation is used for driving the faller and reciprocates, and the eccentric shaft is used for adjusting the position of faller, and the bearing on the eccentric shaft uses when the faller is controlled and is removed, makes to be rolling friction between eccentric shaft and the needle bed to reduce wearing and tearing avoid wearing and tearing to lead to the position change of faller.

Preferably, the end part of the eccentric shaft of the horizontal adjusting shaft is provided with a limit ring.

Through adopting above-mentioned technical scheme, the spacing ring prevents that the bearing from droing, and the external diameter of spacing ring is less than the external diameter of bearing inner race.

Preferably, the needle plate further comprises a clamp spring for the shaft, a clamp spring groove is formed in the rotating shaft, the clamp spring for the shaft is clamped on the clamp spring groove, and the clamp spring is located on the outer side of the needle plate.

Through adopting above-mentioned technical scheme, the axial position of horizontal adjustment axle is restricted with the eccentric shaft to the jump ring for the axle, prevents that horizontal adjustment axle from moving along the axial.

Preferably, the wrench shaft is a regular hexagonal prism.

Through adopting above-mentioned technical scheme, regular hexagonal prism can be suitable for wrench or sleeve, convenient to use.

Compared with the prior art the utility model discloses following beneficial effect has:

the utility model provides a flat-bed machine faller horizontal adjustment device simple structure, convenient to use, can effectively adjust the horizontal position of faller, can adjust the size of board mouth simultaneously.

Drawings

FIG. 1 is an exploded view of a needle plate level adjusting device of a flat knitting machine;

FIG. 2 is a schematic structural view of a needle plate level adjusting device of the flat knitting machine;

FIG. 3 is a schematic sectional view of a needle plate level adjusting device of the flat knitting machine;

FIG. 4 is a schematic view of the structure of the horizontal adjustment shaft;

FIG. 5 is a schematic cross-sectional view of the horizontal adjustment shaft;

FIG. 6 is a schematic structural view of a needle plate level adjusting device of the flat knitting machine on a needle bed;

FIG. 7 is a schematic view of a portion of the enlarged structure at I in FIG. 6;

fig. 8 is a cross-sectional view taken along line a-a of fig. 6.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings.

As shown in fig. 1 to 8, the needle plate level adjusting device of the flat knitting machine comprises a bearing 14, a level adjusting shaft 11 and an expansion screw 12; the horizontal adjusting shaft 11 is sequentially provided with a wrench shaft 114, a rotating shaft 113 and an eccentric shaft 112, the wrench shaft 114 and the rotating shaft 113 are coaxially arranged, and the axis of the eccentric shaft 112 is not overlapped with the axis of the rotating shaft 113; the wrench shaft 114 is positioned at the outer side of the needle plate 23, and the wrench shaft 114 is a regular prism; the rotating shafts 113 are rotatably installed at both ends of the needle plate 23; the eccentric shaft 112 is provided with a bearing 14, the eccentric shaft 112 is positioned at the inner side of the needle plate 23, and the bearing 14 is positioned in a horizontal adjusting groove 211 on the needle bed 21; the horizontal adjusting shaft 11 is provided with an expansion hole 118, a threaded hole 117 and an expansion groove 115, the expansion hole 118 is a tapered hole, the threaded hole 117 is positioned at the bottom of the expansion hole 118 and is coaxial with the expansion hole 118, the expansion hole 118 is positioned at one end of the wrench shaft 114, and the threaded hole 117 is positioned at one end of the eccentric shaft 112; the expansion groove 115 is a through groove, the expansion groove 115 is arranged on the wrench shaft 114 and the rotating shaft 113, and the expansion groove 115 is communicated with the expansion hole 118; one end of the expansion screw 12 is provided with an expansion head 122, the expansion head 122 is conical, the end part of the expansion head 122 is provided with a hexagon socket 123, the expansion screw 12 is installed in the threaded hole 117, and the expansion head 122 is positioned in the expansion hole 118.

The needle plate 23 is provided with rotating holes at both ends thereof, and the rotating holes are located at the bottom of the needle plate 23, and the rotating shaft 113 is rotatably installed in the rotating holes. The needle bed 21 is provided with a horizontal adjustment groove 211, the horizontal adjustment groove 211 is provided along the longitudinal direction of the needle bed 21, and the bearing 14 rolls in the horizontal adjustment groove 211. The horizontal adjustment groove 211 is disposed opposite to the rotation hole.

The wrench shaft 114 is used for rotating the horizontal adjusting shaft 11, the rotating shaft 113 is used for driving the needle plate 23 to move up and down, the eccentric shaft 112 is used for adjusting the position of the needle plate 23, and the bearing 14 on the eccentric shaft 112 is used when the needle plate 23 moves left and right, so that rolling friction is formed between the eccentric shaft 112 and the needle bed 21, and therefore abrasion is reduced, and the position change of the needle plate 23 caused by abrasion is avoided.

The end of the eccentric shaft 112 of the horizontal adjustment shaft 11 is provided with a stopper ring 111.

The stop collar 111 prevents the bearing 14 from falling off, and the outer diameter of the stop collar 111 is smaller than that of the inner ring of the bearing 14.

The needle plate rotating mechanism further comprises a shaft clamp spring 13, a clamp spring groove 116 is formed in the rotating shaft 113, the shaft clamp spring 13 is clamped on the clamp spring groove 116, and the shaft clamp spring 13 is located on the outer side of the needle plate 23. The shaft circlip 13 and the eccentric shaft 112 restrict the axial position of the leveling shaft 11, and prevent the leveling shaft 11 from moving in the axial direction.

The wrench shaft 114 is a regular hexagonal prism. The regular hexagonal prism can be suitable for a wrench or a sleeve, and is convenient to use.

The threaded shaft 121 of the expansion screw 12 is connected to the threaded hole 117.

When the level of the needle plate 23 is adjusted, firstly the expansion screw 12 is loosened, a wrench is inserted on the wrench shaft 114, the wrench is rotated, the wrench shaft 114 drives the rotating shaft 113 and the eccentric shaft 112 to rotate, the eccentric shaft 112 adjusts the position of the needle plate 23, the needle plate 23 is made to be horizontal, the size of a plate opening is conveniently adjusted, after the adjustment is in place, the expansion screw 12 is screwed through an inner hexagonal wrench, the conical expansion head 122 pushes the conical expansion hole 118, the rotating shaft 113 is enlarged under the action of the expansion head 122 and is pressed in the rotating hole of the needle plate 23, the position of the horizontal adjusting shaft 11 is fixed, and therefore the position of the needle plate 23 is fixed.

Claims

1. The flat knitting machine needle plate horizontal adjusting device comprises a bearing and is characterized by also comprising

A horizontal adjustment shaft and an expansion screw;

the horizontal adjusting shaft is sequentially provided with a wrench shaft, a rotating shaft and an eccentric shaft, the wrench shaft and the rotating shaft are coaxially arranged, and the axis of the eccentric shaft is not coincident with the axis of the rotating shaft;

the wrench shaft is positioned on the outer side of the needle plate and is a regular prism;

the rotating shafts are rotatably arranged at two ends of the needle plate;

the eccentric shaft is provided with a bearing, the eccentric shaft is positioned on the inner side of the needle plate, and the bearing is positioned in a horizontal adjusting groove on the needle bed;

the horizontal adjusting shaft is provided with an expansion hole, a threaded hole and an expansion groove, the expansion hole is a conical hole, the threaded hole is positioned at the bottom of the expansion hole and is coaxial with the expansion hole, the expansion hole is positioned at one end of the wrench shaft, and the threaded hole is positioned at one end of the eccentric shaft;

the expansion groove is a through groove, the expansion groove is arranged on the wrench shaft and the rotating shaft, and the expansion groove is communicated with the expansion hole;

one end of the expansion screw is provided with an expansion head, the expansion head is conical, and the end part of the expansion head is provided with a hexagon socket;

the expansion screw is installed in the threaded hole, and the expansion head is located in the expansion hole.

2. The needle plate level adjusting device for a flat knitting machine as claimed in claim 1, wherein a stopper ring is provided at an end of the eccentric shaft of the level adjusting shaft.

3. The needle plate level adjusting device of the flat knitting machine as claimed in claim 1, further comprising a circlip for a shaft, wherein a circlip groove is provided on the rotating shaft, the circlip for the shaft is caught on the circlip groove, and the circlip is located outside the needle plate.

4. The needle plate level adjusting device for a flat knitting machine as claimed in claim 1, wherein said trigger shaft is a regular hexagonal prism.