CN217266310U - Rotating shuttle and sewing machine - Google Patents

Abstract

The utility model relates to a sewing machine technical field particularly, relates to a rotating shuttle and sewing machine, the utility model provides a problem: the secondary installation of the moon ring and the outer shuttle frame is easy to be misplaced. In order to solve the above problem, an embodiment of the present invention provides a rotating shuttle, including: a base; the outer shuttle comprises a first connecting section and a second connecting section, the first connecting section is connected with the base, the second connecting section is connected with the base and provided with a boss along the outer surface, and the boss is provided with a connecting groove; the moon ring is connected with the second connecting section, and at least part of the moon ring enters the connecting groove. Wherein, the first connecting section is connected and encircles the base with the second connecting section near moon circle one side.

Description

Rotating shuttle and sewing machine

Technical Field

The utility model relates to a sewing machine technical field particularly, relates to a rotating shuttle and sewing machine.

Background

In the rotating shuttle assembly of the existing sewing machine, an outer shuttle hooks a needle thread and rotates around an inner shuttle provided with a take-up thread to enable the needle and the shuttle thread to be interwoven to form a lock stitch and continuously supply a bottom thread for tailoring, a moon ring is an essential part on the rotating shuttle, a guide groove is arranged in the outer shuttle, the moon ring and an outer shuttle frame need to be installed firstly in the process of arranging the guide groove, after the guide groove is polished, the moon ring is taken down to install the inner shuttle into the outer shuttle frame, then the moon ring is installed, when the moon ring is taken down from the outer shuttle frame and then is installed on the outer shuttle frame, the position of the second installation has an error with the position of the first installation, and the installation between the moon ring and the outer shuttle frame is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem: the secondary installation of the moon ring and the outer shuttle frame is easy to be misplaced.

In order to solve the above problem, an embodiment of the present invention provides a rotating shuttle, including: a base; the outer shuttle comprises a first connecting section and a second connecting section, the first connecting section is connected with the base, the second connecting section is connected with the base and provided with a boss along the outer surface, and the boss is provided with a connecting groove; the moon ring is connected with the second connecting section, and at least part of the moon ring enters the connecting groove. Wherein, the first connecting section is connected and encircles the base with the second connecting section near moon circle one side.

Compared with the prior art, the technical scheme has the following technical effects: the boss provides the space that sets up for the spread groove, and the spread groove lets the month circle be close to base one end and has obtained the location, lets the month circle not take place the skew in position when carrying out the secondary installation, also lets the installation of month circle become more convenient simultaneously, has promoted the installation effectiveness of month circle.

In an embodiment of the present invention, the moon ring further comprises: the protruding part is arranged on one side of the moon ring close to the base, and at least part of the protruding part is embedded into the connecting groove; the cover plate is connected with one side, far away from the base, of the second connecting section.

Compared with the prior art, the technical scheme has the following technical effects: the protruding portion enables the moon ring to be more convenient to connect with the connecting groove, the cover plate enables the rotating shuttle not to slide out in the using process, and stability of the rotating shuttle is improved.

In an embodiment of the present invention, the rotating shuttle further includes: the backstop section, the junction of first linkage segment and second linkage segment is located to the backstop section, and the one end and the backstop section laminating of month circle, the thickness of month circle is less than the thickness of backstop section.

Compared with the prior art, the technical scheme has the following technical effects: the arrangement of the stop section realizes the circumferential limit of the moon ring, and also increases an installation mode for positioning the moon ring, thereby reducing the error between twice installation of the moon ring as much as possible.

In an embodiment of the present invention, a guide groove is disposed on an inner surface of the first connecting section, the inner shuttle is disposed in the accommodating space formed by the base, the first connecting section and the second connecting section, a guide rail is disposed on the inner shuttle, and the guide rail is cooperatively connected with the guide groove.

Compared with the prior art, the technical scheme has the following technical effects: the arrangement of the guide rail and the guide groove enables the connection between the inner shuttle and the outer shuttle to be more stable, and the installation of the inner shuttle and the outer shuttle to be more convenient.

In one embodiment of the present invention, the side wall of the inner shuttle is arc-shaped, a first gap is formed between the side wall and the moon ring, and the first gap is not changed when the outer shuttle rotates relative to the inner shuttle.

Compared with the prior art, the technical scheme has the following technical effects: the arrangement of the first gap ensures that the outer shuttle cannot contact with the inner shuttle when rotating, thereby ensuring the normal work of the rotating shuttle.

In an embodiment of the present invention, the first connection section further includes: the first inclined plane is arranged on one side, far away from the connection position, of the first connection section; the thread leading position is arranged on the first inclined surface and located on one side, close to the base, of the guide groove, the thread picking tip is arranged on one side, away from the joint, of the lunar circle, and a thread outlet opening is formed between the thread picking tip and the thread releasing tip.

Compared with the prior art, the technical scheme has the following technical effects: the setting of letting the line position makes outer shuttle be difficult to the card line when rotating relative inner shuttle, also lets the upper thread remove to the bottom surface of inner shuttle and the line of taking off, has also increased the stability of rotating shuttle when having promoted the line efficiency of taking off, and the setting of the pointed end of picking thread makes the rotating shuttle more convenient when the adjustment position, and the wearing and tearing when having reduced the positioning prolong the life of rotating shuttle.

In an embodiment of the present invention, the rotating shuttle further includes: and the wire guide plate is arranged on one side of the second connecting section, which is far away from the inner shuttle, and is attached to the second connecting section, and an included angle is formed between the top end of the wire guide plate and the thread take-off tip.

Compared with the prior art, the technical scheme has the following technical effects: the thread guide plate can guide the thread to the thread taking-up tip end, and ensures that the rotating shuttle can hook the sewing thread in the rotating process.

In an embodiment of the present invention, there is further provided a sewing machine, wherein a rotating shuttle is provided in the sewing machine, the rotating shuttle has all technical features of the rotating shuttle, and the details are not repeated herein.

Drawings

FIG. 1 is a schematic structural view of the outer shuttle of the present invention;

FIG. 2 is a schematic view of the moon ring structure of the present invention;

FIG. 3 is a schematic view of a first inclined plane according to the present invention;

FIG. 4 is a schematic view of the overall structure of the rotation of the present invention;

fig. 5 is a system diagram of the present invention.

Description of reference numerals:

100-rotating shuttle; 200-outer shuttle; 210-a first connection segment; 211-take-up tip; 212-a guide slot; 213-let line position; 214-a first bevel; 220-a second connection segment; 221-a boss; 222-a connecting groove; 223-a stop section; 230-a base; 300-month circle; 310-a cover plate; 320-a projection; 330-off-line tip; 400-sewing machine.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

[ first embodiment ] A method for manufacturing a semiconductor device

Referring to fig. 1 to 5, in one specific embodiment, the rotary shuttle 100 includes: a base 230; the outer shuttle 200 comprises a first connecting section 210 and a second connecting section 220, wherein the first connecting section 210 is connected with a base 230, the second connecting section 220 is connected with the base 230 and is provided with a boss 221 along the outer surface, and the boss 221 is provided with a connecting groove 222; a moon ring 300, the moon ring 300 is connected with the second connection section 220, and at least a part of the moon ring 300 enters the connection groove 222. Wherein, the first connecting segment 210 and the second connecting segment 220 are connected at one side near the moon ring 300 and surround the base 230.

The base 230 is cylindrical, the base 230 is rotatably connected with the sewing machine 400 and drives the outer shuttle 200 to rotate, the outer shuttle 200 comprises a first connecting section 210 and a second connecting section 220, the outer surfaces of the first connecting section 210 and the second connecting section 220 are both arc-shaped and surround the base 230 and form a containing space together with the base 230, the inner shuttle is installed in the containing space, the boss 221 is arranged on one side, away from the inner shuttle, of the second connecting section 220, the boss 221 protrudes outwards along the outer surface of the second connecting section 220, the radian of the boss 221 is consistent with that of the second connecting section 220, the connecting groove 222 is arranged on the boss 221, the top of the moon ring 300 is attached to the upper surface of the second connecting section 220, one side of the moon ring 300 is attached to the first connecting section 210, and then the bottom of the moon ring 300 is embedded into the connecting groove 222, so that the moon ring 300 is fixed.

When the moon ring 300 is installed for the first time, the part of the moon ring 300 is embedded into the connecting groove 222, the inner ring is fixed, when the moon ring 300 is detached and polished, the moon ring is installed again, one side of the moon ring is in contact with the side wall of the first connecting section 210, the upper end of the moon ring is attached to the upper end of the second connecting section 220, the lower end of the moon ring is attached to the bottom of the connecting groove 222, the moon ring 300 is positioned in three directions, and the position of the moon ring 300 during installation for the second time is kept consistent with the first position.

Preferably, a magnet may be disposed at the bottom of the connection groove 222, a corresponding magnetic member may be disposed at the lower end of the month ring 300, and after the lower end of the month ring 300 is snapped into the connection groove 222, the magnetic member is magnetically attracted to position the month ring 300 and the connection groove 222.

The boss 221 provides the space for the connecting groove 222, and the connecting groove 222 enables the moon ring 300 to be located near one end of the base 230, so that the moon ring 300 does not shift when being mounted for the second time, and meanwhile, the moon ring 300 is more convenient to mount and more convenient to use, and the mounting efficiency of the moon ring 300 is improved.

[ second embodiment ]

In a particular embodiment, the month ring 300 further comprises: the protruding part 320, the protruding part 320 is arranged on one side of the moon ring 300 close to the base 230, and at least part of the protruding part 320 is embedded into the connecting groove 222; and a cover plate 310, wherein the cover plate 310 is connected with one side of the second connecting section 220 away from the base 230.

Protruding portion 320 is located moon circle 300 and is close to base 230 one side, protruding portion 320 is the arc, the setting of the lower surface along moon circle 300, the width of protruding portion 320 slightly is less than the width of spread groove 222, in order to ensure that protruding portion 320 can imbed the spread groove 222, the upper surface laminating of apron 310 and second linkage segment 220, the below of apron 310 is equipped with detains the edge, the outside of moon circle 300 is unanimous with the radian of second linkage segment 220, the outside of moon circle 300 laminating and second linkage segment 220, be equipped with a plurality of connecting holes on the outside, also be equipped with corresponding screw hole with it on the second linkage segment 220, it is fixed with second linkage segment 220 to realize moon circle 300 through the screw.

When the moon ring 300 is positioned in the installation position, the protruding part 320 is embedded into the connecting groove 222, the protruding distance of the protruding part 320 is kept consistent with the depth of the connecting groove 222, the bottom end of the protruding part 320 can be contacted with the bottom of the connecting groove 222, the length of the protruding part 320 along the bottom surface of the moon ring 300 is consistent with the length of the connecting groove 222, the contact area of the protruding part 320 and the connecting groove 222 is increased as much as possible, and the moon ring 300 is more stable when being placed.

Preferably, the depth of the connecting slot 222 can be changed according to different month rings 300, so as to be matched with different month rings 300.

The protruding part 320 makes the connection between the moon ring 300 and the connecting groove 222 more convenient, and the cover plate 310 makes the inner shuttle not slide out during the use of the rotating shuttle 100, thereby increasing the stability of the rotating shuttle 100.

[ third embodiment ]

In a specific embodiment, the rotary hook 100 further includes: the stopping section 223, the stopping section 223 is located the junction of first linkage segment 210 and second linkage segment 220, and the one end of month circle 300 is laminated with the stopping section 223, and the thickness of month circle 300 is less than the thickness of stopping section 223.

The stopping section 223 is located at the joint of the first connecting section 210 and the second connecting section 220, the thickness of the first connecting section 210 is larger than that of the second connecting section 220, the moon ring 300 is attached to the second connecting section 220, and the sum of the thicknesses of the moon ring 300 and the second connecting section 220 is smaller than that of the first connecting section 210.

When the moon ring 300 is installed, one side of the moon ring 300 is attached to the stopper section 223, then the height of the front end of the moon ring 300 is adjusted, the cover plate 310 is placed on the upper end of the second connecting section 220, and then the protrusion 320 at the lower end is placed in the connecting groove 222, so that the moon ring 300 is fixed.

The arrangement of the stopping section 223 realizes the circumferential limit of the moon ring 300, and also increases an installation mode for positioning the moon ring 300, and reduces the error between twice installation of the moon ring 300 as much as possible.

[ fourth example ] A

In a specific embodiment, the inner surface of the first connecting section 210 is provided with a guide groove 212, the inner shuttle is disposed in the accommodating space formed by the base 230, the first connecting section 210 and the second connecting section 220, and the inner shuttle is provided with a guide rail, and the guide rail is in fit connection with the guide groove 212.

The guide groove 212 is arranged along the inner surface of the first connecting section 210, the inner shuttle is provided with a guide rail, the guide rail is connected with the guide groove 212 in a matched mode to achieve connection of the inner shuttle and the outer shuttle 200, the guide rail is provided with a plurality of garbage grooves, the plurality of garbage grooves are arranged at intervals along the extending direction of the guide rail, the interval distance between every two adjacent garbage grooves is the same, and the garbage grooves can smoothly discharge scraps generated in the using process of the rotating shuttle 100.

Preferably, the particular location at which the inner shuttle is mounted within the outer shuttle 200 can be varied by varying the location of the guide slot 212 within the outer shuttle 200.

The arrangement of the guide rail and the guide groove 212 makes the connection between the inner shuttle and the outer shuttle 200 more stable, and also makes the installation of the inner shuttle and the outer shuttle 200 more convenient.

[ fifth embodiment ]

In a specific embodiment, the side wall of the inner shuttle is arc-shaped, a first gap is formed between the side wall and the moon ring 300, and the first gap is not changed when the outer shuttle 200 rotates relative to the inner shuttle.

The first gap is provided so that the outer shuttle 200 does not contact the inner shuttle when rotating, thereby ensuring the normal operation of the rotary shuttle 100.

[ sixth embodiment ]

In a specific embodiment, the first connection section 210 further comprises: the first inclined surface 214, the first inclined surface 214 is disposed on a side of the first connection section 210 away from the connection; the line leading position 213, the line leading position 213 and the base 230 are arranged on the first inclined plane 214, the line leading position 213 is arranged on one side of the guide groove 212 close to the base 230, the side of the lunar ring 300 far away from the joint is provided with the line picking tip 211, and a line outlet opening is formed between the line picking tip 211 and the line releasing tip 330.

One end of the first connection section 210 is connected to the second connection section 220, the other end is provided with a first inclined surface 214, the middle section of the first inclined surface 214 is in contact with the guide groove 212, and a line-leading position 213 is arranged below the guide groove 212. One side of the inner shuttle is attached to the first connecting section 210, the other side of the inner shuttle is attached to the second connecting section 220, a first inclined surface 214 is arranged at one end of the first connecting section 210, which is not contacted with the second connecting section 220, the first inclined surface 214 is obliquely upwards arranged towards the direction of the moon ring 300, the guide groove 212 is connected with the middle section of the inclined surface, the thread position 213 is arranged below the guide groove 212, the sewing thread is prevented from entering the guide groove 212 in the working process of the rotating shuttle 100, the highest point of the first inclined surface 214 along the ascending direction is a thread picking tip 211, and the height of the thread picking tip 211 is higher than the height of other positions of the first connecting section 210.

When the rotating shuttle 100 is positioned, the thread taking-up tip 211 is closest to the position of the needle, the size of the thread taking-up tip 211 is small, when the position is adjusted, the thread taking-up tip 211 can slide rapidly when contacting the needle, long-time contact is avoided, and abrasion between the needle and the thread taking-up tip 211 in the positioning process is reduced.

When the rotating shuttle 100 works, the thread picking tip end 211 is arranged to enable the rotating shuttle 100 to hook a thread more easily during rotation, so that the rotating shuttle 100 can work normally, a thread ball or a shuttle sleeve with the thread ball is installed on the inner shuttle, the inner shuttle is arranged in the accommodating space, in the process that the outer shuttle 200 rotates relative to the inner shuttle, the thread position 213 provides an avoiding space for a thread, so that the thread is limited at the thread position 213, and the thread position 213 is positioned below the guide groove 212, so that the thread is not easy to enter the guide groove 212, on one hand, the phenomenon of thread clamping is not easy to occur, on the other hand, the thread can move to the bottom surface of the inner shuttle conveniently, and therefore, the thread can be taken off.

Let the setting of line position 213 be difficult to the card line when making outer shuttle 200 rotate relative inner shuttle, also let the upper thread remove to the bottom surface of inner shuttle and take off the line, also increased rotating shuttle 100's stability when having promoted the efficiency of taking off the line, the setting of the pointed end 211 of picking up the line lets rotating shuttle 100 more convenient when the adjustment position, and the wearing and tearing when having reduced the positioning prolong rotating shuttle 100's life.

[ seventh example ]

In a specific embodiment, the rotary hook 100 further includes: and the wire guide plate is arranged on one side, away from the inner shuttle, of the second connecting section 220 and attached to the second connecting section 220, and an included angle is formed between the top end of the wire guide plate and the wire-off tip 330.

The thread guide plate is arranged on the outer side of the thread taking-up tip 211 and attached to the first connecting section 210, an included angle shaped like a Chinese character 'ba' is formed between the tail end of the thread guide plate and the thread taking-up tip 211, when the rotary shuttle 100 rotates, the thread guide plate can guide the thread to the thread taking-up tip 211, and the rotary shuttle 100 can be ensured to hook the sewing thread in the rotating process.

[ eighth embodiment ]

In a specific embodiment, the method further comprises the following steps: a sewing machine 400 is provided with a rotating shuttle 100 in the sewing machine 400, and the rotating shuttle 100 has all the technical characteristics of the rotating shuttle 100, which are not described in detail herein.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.

Claims (9)

1. A rotary shuttle, the rotary shuttle comprising:

a base;

the outer shuttle comprises a first connecting section and a second connecting section, the first connecting section is connected with the base, the second connecting section is connected with the base and provided with a boss along the outer surface, and the boss is provided with a connecting groove;

the moon ring is connected with the second connecting section, and at least part of the moon ring enters the connecting groove;

the first connecting section and the second connecting section are connected on one side close to the moon ring and encircle the base.

2. The rotary shuttle of claim 1 wherein the crescent further comprises:

the protruding part is arranged on one side, close to the base, of the moon ring, and at least part of the protruding part is embedded into the connecting groove;

the cover plate is connected with one side, far away from the base, of the second connecting section.

3. The rotary shuttle of claim 2 further comprising:

the stopping section is arranged at the joint of the first connecting section and the second connecting section, one end of the moon ring is attached to the stopping section, and the thickness of the moon ring is smaller than that of the stopping section.

4. The rotary hook according to claim 2, wherein a guide groove is formed on an inner surface of said first connecting section, an inner hook is disposed in a receiving space formed by said base, said first connecting section and said second connecting section, and a guide rail is formed on said inner hook, and said guide rail is engaged with said guide groove.

5. The rotary hook as claimed in claim 4, wherein said inner hook has a circular sidewall, a first gap is defined between said sidewall and said lunar halo, and said first gap is not changed when said outer hook rotates relative to said inner hook.

6. The rotary shuttle of claim 5 wherein the first coupling section further comprises:

the first inclined plane is arranged on one side, far away from the connecting position, of the first connecting section;

let the line position, let the line position locate first inclined plane, just let the line position in being close to of guide slot base one side.

7. The rotary hook according to claim 6, wherein a thread take-up tip is provided on a side of said crescent remote from said connection, and a thread take-up opening is formed between said thread take-up tip and said thread take-off tip.

8. The rotary shuttle of claim 7 further comprising:

the wire guide plate is arranged on one side, away from the inner shuttle, of the second connecting section and attached to the second connecting section, and an included angle is formed between the top end of the wire guide plate and the thread-off tip.

9. A sewing machine characterized in that a rotating shuttle according to any one of claims 1 to 8 is provided in the sewing machine.

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