CN216615086U

CN216615086U - Thread frame of sewing machine

Info

Publication number: CN216615086U
Application number: CN202220132090.XU
Authority: CN
Inventors: 黄国怀
Original assignee: Wenzhou Xionghao Clothing Co ltd
Current assignee: Wenzhou Xionghao Clothing Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-05-27
Anticipated expiration: 2032-01-18

Abstract

The utility model relates to a thread stand of a sewing machine, which comprises a base, a connecting rod connected on the base, thread stand cross rods and thread passing cross rods detachably connected on an elongated slot of the connecting rod, and thread barrel frames arranged on the thread stand cross rods at equal intervals, wherein thread passing grooves are arranged at equal intervals on the thread passing cross rods, thread passing blocks in a square structure are arranged in the thread passing holes, through thread passing holes are arranged on the front side, the rear side, the left side and the right side of each thread passing block, rotating shafts are arranged at the upper end and the lower end of each thread passing block, and the rotating shafts are rotatably connected in the thread passing grooves through bearings. According to the utility model, the thread passing block is rotatably arranged in the thread passing groove, the thread passing hole is formed in the thread passing block, when the thread passing groove is used, a thread rope passes through the thread passing hole, and when the angle of the thread rope swings, the angle of the thread passing block can be changed along with the thread rope, so that continuous friction between the thread rope and the edge of the thread passing hole is avoided, and the possibility of thread breakage is reduced.

Description

Thread frame of sewing machine

Technical Field

The utility model relates to the technical field of sewing machine components, in particular to a thread frame of a sewing machine.

Background

Most of the sewing machines belong to general sewing machines, including a flat sewing machine, a chain sewing machine, a quilting machine, a overedger, a flat-seam machine and the like, while most of the industrial sewing machines with the highest utilization rate of the flat sewing machine belong to general sewing machines, including the flat sewing machine, the chain sewing machine, the quilting machine, the overedger, the flat-seam machine and the like, and the flat-seam machine has the highest utilization rate.

The wiring hole of current sewing machine line frame all is fixed basically, adopts fixed cross the line hole and crosses the line, and when the line rope angle changed, the angle of crossing the line hole can't change with who's cotton rope to lead to cotton rope and cross the line hole edge and carry out the friction of continuation, the cracked possibility of cotton rope appears easily.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a thread stand of a sewing machine.

The technical scheme adopted by the utility model is as follows: the utility model provides a line frame of sewing machine, includes the base, connects line frame horizontal pole on the connecting rod on the base, detachable connections are on the elongated slot of connecting rod and cross the line horizontal pole and equidistant line barrel holder that sets up on the line frame horizontal pole, cross the line horizontal pole on the equidistant line groove that is equipped with, cross the line piece of crossing that is equipped with the square structure in the line groove, cross the all around left and right sides of line piece and be equipped with the line hole that link up, cross the upper and lower both ends of line piece and be equipped with the pivot, the pivot is passed through bearing swivelling joint and is crossed the line inslot.

Furthermore, the base is provided with a connecting shaft, the connecting shaft extends into the connecting hole of the connecting rod and is rotatably connected with the connecting rod, and a locking bolt is arranged on the side face of the connecting hole.

Furthermore, a thread section is arranged at one end of the thread frame cross rod and one end of the thread passing cross rod, and the thread section penetrates through the long groove and is fixed on the connecting rod through a nut.

Further, the bobbin frame includes threaded rod, goes up locating component and lower locating disk subassembly, threaded rod one end is passed the line frame horizontal pole and is linked firmly through the nut, and the other end is connected with last locating component and lower locating disk subassembly, it includes equal nut, coupling spring and locating disk with lower locating disk subassembly to go up locating component, coupling spring one end is connected with the nut, and the other end is connected with the locating disk.

The utility model has the beneficial effects that: according to the utility model, the thread passing block is rotatably arranged in the thread passing groove, and the thread passing hole is formed in the thread passing block, so that when the thread passing groove is used, a thread passes through the thread passing hole, and when the angle of the thread swings, the thread passing block can change the angle along with the thread, thereby avoiding continuous friction between the thread and the edge of the thread passing hole and reducing the possibility of thread breakage.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided.

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

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the connecting rod.

Fig. 3 is a schematic structural diagram of a wire passing block.

Fig. 4 is a schematic view of the connection of the base and the connecting rod.

Fig. 5 is an enlarged schematic view of a portion a in fig. 1.

In FIGS. 1-5: 1. a base; 2. a connecting rod; 3. a long groove; 4. a wire rack cross bar; 5. a cross-over bar; 6. a bobbin holder; 7. a wire passing groove; 8. a rotating shaft; 9. a connecting shaft; 10. locking the bolt; 11. A threaded segment; 12. a threaded rod; 14. a nut; 15. a connecting spring; 16. positioning a plate; 17. a wire passing block; 18. a wiring hole; 19. and connecting the holes.

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.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

The utility model provides a thread stand of a sewing machine.

In this embodiment, referring to fig. 1-5, the thread stand of the sewing machine includes a base 1, a connecting rod 2 connected to the base, a thread stand cross bar 4 detachably connected to an elongated slot 3 of the connecting rod, a thread cross bar 5, and a thread bobbin frame 6 disposed on the thread stand cross bar at equal intervals, thread passing slots 7 are disposed on the thread cross bar at equal intervals, thread passing blocks 17 of a cube structure are disposed in the thread passing slots, through thread holes 18 are disposed on the front, the rear, the left and the right sides of the thread passing blocks, rotating shafts 8 are disposed at the upper and the lower ends of the thread passing blocks, and the rotating shafts are rotatably connected in the thread passing slots through bearings.

Among the above-mentioned technical scheme, through the rotatable line piece of crossing that sets up in crossing the wire casing, set up on crossing the line piece and cross the line hole, during the use, the cotton rope passes from crossing the line hole, and when the swing takes place for the line rope angle, cross the line piece and can carry out the angle along with the cotton rope and change to avoid cotton rope and crossing the friction that line hole edge took place the persistence, reduce the possibility of broken string.

Specifically, the base is provided with a connecting shaft 9, the connecting shaft extends into a connecting hole 19 of the connecting rod and is rotatably connected with the connecting rod, and a locking bolt 10 is arranged on the side face of the connecting hole. The base is connected with the connecting rod in a rotating mode, so that the angle of the wire frame can be adjusted conveniently to meet different working condition requirements.

Specifically, a thread section 11 is arranged at one end of the thread stand cross rod and one end of the thread passing cross rod, and the thread section penetrates through the long groove and is fixed on the connecting rod through a nut. The wire frame cross rod and the wire passing cross rod are connected to the long groove of the connecting rod through nuts, and the heights of the wire frame cross rod and the wire passing cross rod can be adjusted according to working condition requirements.

Specifically, the bobbin frame includes threaded rod 12, goes up locating component and lower locating disk subassembly, threaded rod one end is passed the line frame horizontal pole and is linked firmly through the nut, and the other end is connected with last locating component and lower locating disk subassembly, it includes equal nut 14, coupling spring 15 and locating disk 16 with lower locating disk subassembly to go up locating component, coupling spring one end is connected with the nut, and the other end is connected with the locating disk.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts are intended to be included within the scope of the appended claims.

Claims

1. A sewing machine thread stand is characterized in that: including base, the connecting rod of connection on the base, line frame horizontal pole and the line cross pole of detachable connection on the elongated slot of connecting rod and equidistant bobbin frame that sets up on the line frame horizontal pole, cross the line cross pole and equidistant be equipped with the line groove, cross the line piece of crossing that is equipped with square structure in the line groove, cross the front and back left and right sides of line piece and be equipped with the line hole that link up, cross the upper and lower both ends of line piece and be equipped with the pivot, the pivot is passed through bearing swivelling joint and is crossed the inslot.

2. The sewing machine thread stand of claim 1, wherein: the base is provided with a connecting shaft, the connecting shaft extends into a connecting hole of the connecting rod and is rotatably connected with the connecting rod, and a locking bolt is arranged on the side face of the connecting hole.

3. The sewing machine thread stand of claim 1, wherein: and one end of the wire frame cross rod and one end of the wire passing cross rod are provided with thread sections, and the thread sections penetrate through the long grooves and are fixed on the connecting rod through nuts.

4. The sewing machine thread stand of any of claims 1-3, wherein: the bobbin holder comprises a threaded rod, an upper positioning assembly and a lower positioning disc assembly, one end of the threaded rod penetrates through a bobbin cross rod and is fixedly connected through a nut, the other end of the threaded rod is connected with the upper positioning assembly and the lower positioning disc assembly, the upper positioning assembly and the lower positioning disc assembly comprise an equal nut, a connecting spring and a positioning disc, one end of the connecting spring is connected with the nut, and the other end of the connecting spring is connected with the positioning disc.