CN221167022U

CN221167022U - Novel prevent broken string rotating shuttle

Info

Publication number: CN221167022U
Application number: CN202322938464.4U
Authority: CN
Inventors: 张义亨
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-01
Filing date: 2023-11-01
Publication date: 2024-06-18
Anticipated expiration: 2033-11-01

Abstract

The utility model relates to a novel anti-breakage rotating shuttle, which comprises a rotating shuttle shell, wherein a shuttle tip part and a rotating shuttle plate are arranged on the rotating shuttle shell, the end part of the rotating shuttle plate is provided with a thread hooking part extending towards the shuttle tip part, the tail part of the thread hooking part at the end part of the rotating shuttle plate is overlapped with the shuttle tip part, a thread passing gap is formed among the thread hooking part, the shuttle tip part and the rotating shuttle shell, and the inner side of the thread hooking part is provided with an arc-shaped guide surface; the design of the hook wire part lengthens the length of the hook wire part, the wire on the spool passes through the wire passing gap, the wire is tightly supported by the hook wire part, the premature loosening of the wire can be avoided, the sewing wire is always in a stressed and tensioned state, the twisting of the sewing wire is avoided, the direction of the stitch is ensured, and the breakage of the wire is avoided.

Description

Novel prevent broken string rotating shuttle

Technical Field

The utility model relates to the technical field of clothing processing equipment, in particular to a novel anti-breakage rotating shuttle.

Background

The rotating shuttle is an important component part of the sewing machine, the principle of forming the stitch by the rotating shuttle is basically the same as that of the swinging shuttle, but the process and the method for forming the stitch are different from those of the swinging shuttle; the volume of the rotating shuttle is 2 times larger, the sewing thread can be twisted towards one direction in the rotating process, a dead knot can be formed on the sewing thread after the sewing thread is twisted to a certain extent, the tail of the common rotating shuttle is shorter, and the thread is prematurely loosened to enable the thread to be twisted into the dead knot, so that the stitch is not closed and the thread is broken; particularly in the quilting line production of a template machine, the mercerized line needs to be hooked by a rotating shuttle in advance, and the common rotating shuttle is more prone to generating the problems of dead knots, improper stitch and broken line.

Disclosure of utility model

Aiming at the problems in the prior art, the utility model aims to provide a novel anti-breakage rotating shuttle so as to solve the technical problems in the background art.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a novel prevent broken thread rotating shuttle, includes the rotating shuttle shell, be provided with shuttle point portion and rotating shuttle board on the rotating shuttle shell, the tip of rotating shuttle board has the hook line portion that extends towards shuttle point portion direction, the afterbody of the hook line portion of the tip of rotating shuttle board with shuttle point portion coincidence forms the line space between hook line portion, shuttle point portion with the rotating shuttle shell, hook line portion inboard is provided with the arc guide face.

Preferably, one side of the rotating shuttle shell is connected with a rotating shuttle shell through a bolt, a positioning notch is formed in the rotating shuttle shell at a position corresponding to the shuttle tip, one side of the shuttle tip is located in the positioning notch, and the shuttle tip is connected with the rotating shuttle shell through a bolt.

In any of the above embodiments, it is preferable that the tip of the rotating bobbin case is rounded.

In any of the above schemes, preferably, the rotating shuttle plate is provided with two bolt holes, and the rotating shuttle plate is connected to the rotating shuttle shell through bolts passing through the bolt holes.

In any of the above schemes, preferably, the outer side of the rotating shuttle shell is slidably connected with a fine tuning piece, a fine tuning stud is screwed on the fine tuning piece, the fine tuning piece is slidably connected on the rotating shuttle shell, one end of the fine tuning piece is fixed with the rotating shuttle plate, the bolt hole is a strip, a friction plate is fixed on the rotating shuttle shell, and one side of the fine tuning stud is in friction fit with the friction plate.

In any of the above schemes, preferably, scale marks are provided on the side wall of the rotating shuttle shell along the sliding direction of the fine adjustment sheet, and the scale marks are arranged in cooperation with the fine adjustment sheet.

Compared with the prior art, the utility model has the advantages that:

According to the design of the thread hooking part, the length of the thread hooking part is lengthened, the thread on the spool passes through the thread passing gap, the thread is tightly supported by the thread hooking part, so that the thread can be prevented from being loosened too early, the sewing thread is always in a stressed and tensioned state, the sewing thread is prevented from being kinked, the direction of a thread trace is ensured, and the thread breakage is prevented; in addition, through the design of fine setting piece and friction disc, can be according to actual service conditions, through the position of adjustment fine setting piece, the position of control hook line portion to make hook line portion and shuttle point portion form the line clearance that crosses of equidimension not, and the position of control hook line portion, thereby control the relative position of sewing thread and hook line portion, control the tensioning degree to the sewing thread, satisfy different operators' use habit.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a novel anti-thread breakage rotary shuttle of the present utility model;

FIG. 2 is a schematic structural view of a rotating shuttle plate;

Fig. 3 is a schematic view of the bottom structure of fig. 1.

The reference numerals in the figures illustrate:

1. A rotating shuttle shell; 2. a shuttle tip; 3. a rotating shuttle plate; 4. a hooking portion; 5. a wire passing gap; 6. an arc-shaped guide surface; 7. rotating the bobbin skin; 8. positioning the notch; 9. bolt holes; 10. fine adjustment sheet; 11. fine tuning the stud; 12. a friction plate; 13. graduation marks.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

Referring to fig. 1 to 3, a novel anti-breakage rotary hook comprises a rotary hook shell 1, wherein a hook tip 2 and a rotary hook plate 3 are arranged on the rotary hook shell 1, a hook wire part 4 extending towards the direction of the hook tip 2 is arranged at the end part of the rotary hook plate 3, the tail part of the hook wire part 4 at the end part of the rotary hook plate 3 is partially overlapped with the hook tip 2, a wire passing gap 5 is formed among the hook wire part 4, the hook tip 2 and the rotary hook shell 1, and an arc-shaped guide surface 6 is arranged at the inner side of the hook wire part 4;

The length of the hook wire part 4 is lengthened, the wire on the spool passes through the wire passing gap 5, the wire is tightly supported by the hook wire part 4, the premature loosening of the wire can be avoided, the sewing wire is always in a stressed and tensioned state, the twisting of the sewing wire is avoided, the direction of a stitch is ensured, and the breakage of the wire is avoided.

In the embodiment, one side of a rotating shuttle shell 1 is connected with a rotating shuttle shell 7 through bolts, a positioning notch 8 is formed in the rotating shuttle shell 7 corresponding to the position of a shuttle tip 2, one side of the shuttle tip 2 is positioned in the positioning notch 8, and the shuttle tip 2 is connected with the rotating shuttle shell 1 through bolts; the rotating bobbin cover 7 is utilized to position and lock the bobbin end 2, so that the bobbin end 2 is convenient to install.

In the present embodiment, the tip of the rotating bobbin 7 is rounded; by the above design, the scratch of the rotating bobbin case 7 to the operator can be avoided.

In the embodiment, two bolt holes 9 are formed in the rotating shuttle plate 3, and the rotating shuttle plate 3 is connected to the rotating shuttle shell 1 through bolts passing through the bolt holes 9; through the design, the rotating shuttle plate 3 can be conveniently detached, replaced and overhauled.

In the embodiment, a fine adjustment sheet 10 is slidably connected to the outer side of the rotating shuttle casing 1, a fine adjustment stud 11 is threadedly connected to the fine adjustment sheet 10, the fine adjustment sheet 10 is slidably connected to the rotating shuttle casing 1, one end of the fine adjustment sheet 10 is fixed to the rotating shuttle plate 3, the bolt hole 9 is in a strip shape, a friction sheet 12 is fixed to the rotating shuttle casing 1, and one side of the fine adjustment stud 11 is in friction fit with the friction sheet 12; through the design of fine setting piece 10 and friction disc 12, can be according to actual service conditions, through the position of adjustment fine setting piece 10, the position of control hook line portion 4 to make hook line portion 4 and the different size of thread clearance 5 of shuttle point portion 2 formation, and the position of control hook line portion 4, thereby control the relative position of sewing thread and hook line portion 4, control the tensioning degree to the sewing thread, satisfy different operators' use habit.

In the embodiment, scale marks 13 are arranged on the side wall of the rotating shuttle shell 1 along the sliding direction of the fine adjustment sheet 10, and the scale marks 13 are matched with the fine adjustment sheet 10; the position of the fine adjustment sheet 10 is controlled in an auxiliary mode through the scale marks 13, and accurate adjustment and control are achieved.

The working process of the utility model is as follows:

The length of the thread hooking part 4 is lengthened, the thread on the spool passes through the thread passing gap 5, the thread is tightly supported by the thread hooking part 4, the premature loosening of the thread can be avoided, the sewing thread is always in a stressed and tensioned state, the kinking of the sewing thread is avoided, the direction of a stitch is ensured, and the thread breakage is avoided; in addition, through the design of fine setting piece 10 and friction disc 12, can be according to actual service conditions, through adjusting fine setting piece 10's position, control the position of hook line portion 4 to make hook line portion 4 and the different size of thread clearance 5 that crosses of bobbin point portion 2 formation, and control the position of hook line portion 4, thereby control the relative position of sewing thread and hook line portion 4, control the tensioning degree to the sewing thread, satisfy different operators' use habits.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a novel prevent broken string rotating shuttle, includes rotating shuttle shell (1), be provided with on rotating shuttle shell (1) shuttle point portion (2) and rotating shuttle board (3), its characterized in that: the end part of the rotating shuttle plate (3) is provided with a thread hooking part (4) extending towards the direction of the shuttle tip part (2), the tail part of the thread hooking part (4) at the end part of the rotating shuttle plate (3) is partially overlapped with the shuttle tip part (2), a thread passing gap (5) is formed among the thread hooking part (4), the shuttle tip part (2) and the rotating shuttle shell (1), and an arc-shaped guide surface (6) is arranged on the inner side of the thread hooking part (4).

2. The novel breakage-proof rotary hook according to claim 1, wherein: one side of the rotating shuttle shell (1) is connected with a rotating shuttle skin (7) through bolts, a positioning notch (8) is formed in the rotating shuttle skin (7) corresponding to the position of the shuttle tip (2), one side of the shuttle tip (2) is located in the positioning notch (8), and the shuttle tip (2) is connected with the rotating shuttle shell (1) through bolts.

3. The novel breakage-proof rotary hook according to claim 2, wherein: the tip of the rotating bobbin skin (7) is treated by a round angle.

4. The novel breakage-proof rotary hook according to claim 1, wherein: two bolt holes (9) are formed in the rotating shuttle plate (3), and the rotating shuttle plate (3) is connected to the rotating shuttle shell (1) through bolts penetrating through the bolt holes (9).

5. The novel breakage-proof rotary hook according to claim 4, wherein: the outer side sliding connection of rotating shuttle shell (1) has fine setting piece (10), and threaded connection has fine setting double-screw bolt (11) on fine setting piece (10), and fine setting piece (10) sliding connection is on rotating shuttle shell (1), and the one end and the rotating shuttle board (3) of fine setting piece (10) are fixed, and bolt hole (9) are rectangular, are provided with on rotating shuttle shell (1) and are fixed with friction disc (12), and one side friction laminating of fine setting double-screw bolt (11) is on friction disc (12).

6. The novel breakage-proof rotary hook according to claim 5, wherein: scale marks (13) are arranged on the side wall of the rotating shuttle shell (1) along the sliding direction of the fine adjustment sheet (10), and the scale marks (13) are matched with the fine adjustment sheet (10).