阅读说明：本技术 一种梭套及旋梭 (Shuttle sleeve and rotating shuttle ) 是由 林泽贤 于 2021-08-17 设计创作，主要内容包括：本发明涉及缝纫机配件技术领域,尤其是指一种梭套,包括过线面盖、连接于过线面盖的边缘的侧板及连接于过线面盖的底面的轮轴,所述侧板与过线面盖的底面围设成线轮安装腔,所述轮轴位于线轮安装腔内,所述轮轴包括与过线面盖连接的轴体、套设于轴体外的转环及设置于转环的弹性件,所述转环与轴体转动连接,所述弹性件突伸至转环外。还提供一种具有梭套的旋梭。本发明的结构简单,生产制造成本低,通过弹性件将线轮卡置在转环外,便于对线轮进行拆装和维护,也便于将安装有线轮的梭套安装在内梭架内,且线轮与转环同步转动,转动稳定性和放线稳定性好,线轮放线顺畅,不会发生窜动,也不会产生噪音。(The invention relates to the technical field of sewing machine accessories, in particular to a shuttle sleeve, which comprises a thread passing surface cover, a side plate connected to the edge of the thread passing surface cover and a wheel shaft connected to the bottom surface of the thread passing surface cover, wherein the side plate and the bottom surface of the thread passing surface cover are enclosed into a thread wheel mounting cavity, the wheel shaft is positioned in the thread wheel mounting cavity, the wheel shaft comprises a shaft body connected with the thread passing surface cover, a rotating ring sleeved outside the shaft body and an elastic part arranged on the rotating ring, the rotating ring is rotatably connected with the shaft body, and the elastic part extends out of the rotating ring. A rotary shuttle having a sleeve is also provided. The invention has simple structure and low production and manufacturing cost, the wire wheel is clamped outside the rotating ring through the elastic piece, the wire wheel is convenient to disassemble, assemble and maintain, the shuttle sleeve provided with the wire wheel is also convenient to install in the inner shuttle frame, the wire wheel and the rotating ring synchronously rotate, the rotation stability and the paying-off stability are good, the paying-off of the wire wheel is smooth, the wire wheel does not move, and the noise is not generated.)

1. A shuttle sleeve, comprising: including crossing line face lid, connecting in the curb plate of crossing the edge of line face lid and connecting in the shaft of crossing the bottom surface of line face lid, the curb plate encloses with the bottom surface of crossing the line face lid and establishes into line wheel installation cavity, the shaft is located line wheel installation cavity, the shaft includes the axis body of being connected with crossing line face lid, the swivel of cover locating outside the axis body and sets up in the elastic component of swivel, the swivel rotates with the axis body to be connected, the elastic component stretches outside the swivel.

2. The shuttle sleeve of claim 1, wherein: the elastic piece comprises a sealing ring, and the sealing ring is sleeved outside the rotating ring.

3. The shuttle sleeve of claim 2, wherein: the peripheral wall of the rotating ring is concavely provided with a ring groove, and the sealing ring is embedded in the ring groove.

4. A sleeve according to claim 3, wherein: the quantity of sealing washer and the quantity of annular are a plurality ofly, and a plurality of sealing washers set up with a plurality of annular one-to-one.

5. The shuttle sleeve of claim 1, wherein: the axis body is provided with the lock solid, the bottom surface of crossing line face lid is provided with the lock solid hole with the unsmooth adaptation of lock solid.

6. The shuttle sleeve of claim 1, wherein: the one end that the axis body kept away from the line face lid is provided with the spacing ring, the protruding contact ring that is equipped with in bottom surface of crossing the line face lid, the both ends of swivel are contradicted with spacing ring and contact ring respectively.

7. The shuttle sleeve of claim 1, wherein: the wire guide structure is characterized in that the side plate is provided with a wire passing groove, the top surface of the wire passing surface cover is provided with a wire inlet groove, a wire guide groove and a wire outlet groove which are sequentially communicated, the wire passing groove is arranged corresponding to the wire inlet groove, and a wire guide block is arranged at the intersection of the wire outlet end of the wire inlet groove and the wire inlet end of the wire guide groove.

8. The shuttle sleeve of claim 1, wherein: the side plate is provided with a positioning notch.

9. A rotary shuttle, characterized by: the shuttle sleeve comprises an inner shuttle frame, an outer shuttle frame and the shuttle sleeve according to any one of claims 1 to 7, wherein the shuttle sleeve is arranged in the inner shuttle frame, the inner shuttle frame is rotatably arranged in the outer shuttle frame, a magnet is embedded in the inner bottom wall of the inner shuttle frame, and the magnet is used for magnetically attracting a wheel shaft.

10. The rotary hook according to claim 9, wherein: the side plate is provided with a positioning notch, and the inner wall of the inner shuttle frame is provided with a positioning convex block matched with the positioning notch in a concave-convex mode.

Technical Field

The invention relates to the technical field of sewing machine accessories, in particular to a shuttle sleeve and a rotating shuttle.

Background

The rotating shuttle is a core component of the sewing machine, and can also be called a heart of the sewing machine. The rotating shuttle mainly comprises a shuttle sleeve, an inner shuttle frame and an outer shuttle frame. When the novel shuttle hook is actually used, the thread wheel is installed in the shuttle sleeve, and then the shuttle sleeve provided with the thread wheel is installed in the inner shuttle frame. The shuttle cover among the prior art is provided with the joint structure that is used for the joint line wheel, when the line wheel is installed at the shuttle cover, operating personnel installs the line wheel in the shuttle cover earlier, the line wheel is more not hard up with the shuttle cover this moment, then operating personnel presses down the joint structure, make the joint structure with line wheel joint in the shuttle cover, at last install the shuttle cover of joint wired wheel including in the shuttle frame again, after the installation finishes, along with operating personnel releases the pressing force to the joint structure, the joint structure can release the joint to the line wheel, make the line wheel can rotate and unwrapping wire. The shuttle sleeve with the structural design has the advantages of complex structure, high production and manufacturing cost, difficulty in disassembly, assembly and maintenance, easiness in occurrence of play and noise of the wire wheel during rotation, and poor paying-off stability. Therefore, the drawbacks are obvious, and a solution is needed.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a sleeve and a rotating shuttle.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a shuttle cover, its includes cross line face lid, connect in the curb plate of crossing the edge of line face lid and connect in the shaft of crossing the bottom surface of line face lid, the curb plate encloses with the bottom surface of crossing the line face lid and establishes into line wheel installation cavity, the shaft is located line wheel installation cavity, the shaft includes the axis body of being connected with crossing line face lid, the swivel of cover locating outside the axis body and sets up in the elastic component of swivel, the swivel rotates with the axis body to be connected, the elastic component stretches out outside the swivel.

Further, the elastic component comprises a sealing ring, and the sealing ring is sleeved outside the rotating ring.

Furthermore, a ring groove is concavely arranged on the peripheral wall of the rotating ring, and the sealing ring is embedded in the ring groove.

Furthermore, the number of the sealing rings and the number of the ring grooves are both multiple, and the multiple sealing rings are arranged in one-to-one correspondence with the multiple ring grooves.

Furthermore, the axis body is provided with the locking solid body, the bottom surface of crossing the line face lid is provided with the locking hole with the unsmooth adaptation of locking solid body.

Furthermore, the one end that the line face lid was kept away from to the axis body is provided with the spacing ring, the protruding contact ring that is equipped with in bottom surface of crossing the line face lid, the both ends of change are contradicted with spacing ring and contact ring respectively.

Furthermore, the side plate is provided with a wire passing groove, the top surface of the wire passing surface cover is provided with a wire inlet groove, a wire guide groove and a wire outlet groove which are sequentially communicated, the wire passing groove is arranged corresponding to the wire inlet groove, and a wire guide block is arranged at the intersection of the wire outlet end of the wire inlet groove and the wire inlet end of the wire guide groove.

Furthermore, the side plate is provided with a positioning notch.

The invention also provides a rotating shuttle which comprises an inner shuttle frame, an outer shuttle frame and the shuttle sleeve, wherein the shuttle sleeve is arranged in the inner shuttle frame, the inner shuttle frame is rotationally arranged in the outer shuttle frame, a magnet is embedded in the inner bottom wall of the inner shuttle frame, and the magnet is used for magnetically attracting the wheel shaft.

Furthermore, the side plate is provided with a positioning notch, and the inner wall of the inner shuttle frame is provided with a positioning convex block which is matched with the positioning notch in a concave-convex manner.

The invention has the beneficial effects that: the invention has simple structure and low production and manufacturing cost, the wire wheel is clamped outside the rotating ring through the elastic piece, the wire wheel is convenient to disassemble, assemble and maintain, the shuttle sleeve provided with the wire wheel is also convenient to install in the inner shuttle frame, the wire wheel and the rotating ring synchronously rotate, the rotation stability and the paying-off stability are good, the paying-off of the wire wheel is smooth, the wire wheel does not move, and the noise is not generated.

Drawings

Fig. 1 is a schematic perspective view of a shuttle sleeve according to the present invention.

Fig. 2 is a schematic perspective view of another perspective view of the shuttle sleeve of the present invention.

Fig. 3 is an exploded view of the shuttle sleeve of the present invention.

Fig. 4 is a schematic perspective view of the rotating shuttle of the present invention.

Fig. 5 is a perspective view illustrating an inner bobbin and a magnet according to the present invention.

Description of reference numerals:

1. a wire passing surface cover; 2. a side plate; 3. a wheel axle; 4. a wire wheel mounting cavity; 5. a shaft body; 6. rotating the ring; 7. an elastic member; 8. a ring groove; 9. a locking solid; 10. locking holes; 11. a limiting ring; 12. a contact ring; 13. a wire passing groove; 14. a wire inlet groove; 15. a wire guide groove; 16. an outlet groove; 17. a lead block; 18. positioning the notch; 19. a handle; 20. a cavity; 21. a line pressing block; 22. an inner shuttle frame; 23. an outer shuttle frame; 24. positioning the bump; 25. a magnet.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

The first embodiment.

As shown in fig. 1 to 5, the present invention provides a bobbin case, which includes a thread passing surface cover 1, a side plate 2 connected to an edge of the thread passing surface cover 1, and a wheel shaft 3 connected to a bottom surface of the thread passing surface cover 1, wherein the side plate 2 and the bottom surface of the thread passing surface cover 1 enclose a thread wheel mounting cavity 4, the wheel shaft 3 is located in the thread wheel mounting cavity 4, the wheel shaft 3 includes a shaft body 5 connected to the thread passing surface cover 1, a rotating ring 6 sleeved outside the shaft body 5, and an elastic member 7 arranged on the rotating ring 6, the rotating ring 6 is rotatably connected to the shaft body 5, and the elastic member 7 protrudes out of the rotating ring 6. In practical application, the central hole of the wire wheel is aligned with the wheel shaft 3, then the wire wheel is installed in the wire wheel installation cavity 4, meanwhile, the wheel shaft 3 is inserted in the central hole of the wire wheel, in the process, the elastic part 7 can generate elastic deformation, after the wheel shaft 3 is completely inserted in the central hole of the wire wheel, the resilience force of the elastic part 7 can act on the inner wall of the central hole of the wire wheel to elastically clamp the inner wall of the wire wheel, so that the wire wheel is clamped on the rotating ring 6, the wire wheel can be firmly installed on the wire wheel installation cavity 4 and the wheel shaft 3, and a shuttle sleeve provided with the wire wheel is conveniently installed in the inner shuttle frame 22; when the line wheel unwrapped wire, the line wheel can drive swivel 6 relative axis body 5 rotation in step, pivoted stability when having improved the line wheel unwrapping wire, and unwrapping wire stability is good for the line wheel can not take place the drunkenness when the unwrapping wire, also can not produce the noise.

The invention has simple structure and low production and manufacturing cost, the wire wheel is clamped outside the rotating ring 6 through the elastic part 7, the wire wheel is convenient to disassemble, assemble and maintain, the shuttle sleeve provided with the wire wheel is also convenient to install in the inner shuttle frame 22, the wire wheel and the rotating ring 6 synchronously rotate, the rotation stability and the paying-off stability are good, the paying-off of the wire wheel is smooth, the wire wheel does not move, and the noise is not generated.

Specifically, the rotating ring 6 is a copper ring, and the copper ring is small in abrasion, long in service life and good in rotation stability.

In this embodiment, the elastic member 7 includes a sealing ring, and the sealing ring is sleeved outside the rotating ring 6; the sealing ring has the advantages of simple structure, low cost, convenient disassembly and maintenance and capability of clamping the wire wheel on the rotating ring 6.

In this embodiment, a ring groove 8 is concavely arranged on the peripheral wall of the rotating ring 6, and the sealing ring is embedded in the ring groove 8; the inner wall of annular groove 8 is abutted against the side wall of the sealing ring to limit the sealing ring, so that the stability and position precision of the sealing ring in use are ensured, the problems of displacement and the like of the sealing ring are avoided, the annular groove 8 is favorable for restoring the original state of the sealing ring, and the sealing ring is prevented from being deformed due to excessive elastic deformation.

In this embodiment, the number of the seal rings and the number of the ring grooves 8 are both multiple, and the plurality of seal rings are arranged in one-to-one correspondence with the plurality of ring grooves 8. Specifically, the plurality of ring grooves 8 are arranged at equal intervals along the axial direction of the shaft body 5. This structural design can block the line wheel more firmly for the synchronous rotation of line wheel and change 6 is more stable.

In this embodiment, the shaft body 5 is provided with a locking body 9, and the bottom surface of the wire passing surface cover 1 is provided with a locking hole 10 which is in concave-convex fit with the locking body 9. Specifically, the locking body 9 is a stud, the locking hole 10 is a threaded hole, and the locking body 9 is in threaded connection with the locking hole 10. This structural design is favorable to shaft 3 to be connected firmly with crossing line face lid 1, and the dismouting is convenient with the maintenance.

In this embodiment, the one end that line face lid 1 was kept away from to axis body 5 is provided with spacing ring 11, the protruding touch ring 12 that is equipped with in bottom surface of crossing line face lid 1, the both ends of change 6 contradict with spacing ring 11 and touch ring 12 respectively, change 6 rotates and sets up between spacing ring 11 and touch ring 12, and the diameter of spacing ring 11 is greater than the diameter of change 6, and the diameter of touch ring 12 equals with the diameter of change 6. The limiting ring 11 and the interference ring 12 play a limiting role in the rotating ring 6, and the stability of the rotating ring 6 rotating relative to the shaft body 5 is improved.

In this embodiment, the side plate 2 is provided with a wire passing groove 13, the top surface of the wire passing surface cover 1 is provided with a wire inlet groove 14, a wire guide groove 15 and a wire outlet groove 16 which are sequentially communicated, the wire passing groove 13 is arranged corresponding to the wire inlet groove 14, and a wire guide block 17 is arranged at the intersection of the wire outlet end of the wire inlet groove 14 and the wire inlet end of the wire guide groove 15. The wire rod of installing the line wheel in line wheel installation cavity 4 is via crossing wire casing 13 projection to line wheel installation cavity 4 outside, then the wire rod wears to establish wire inlet groove 14 in proper order, metallic channel 15 and wire outlet groove 16, the wire rod is via wire outlet groove 16 output, wherein, when operating personnel gets into the wire rod from wire inlet groove 14's leading-out terminal around establishing the advancing end at metallic channel 15, metallic channel 15 can play the effect of direction to the wire rod, in with push down the wire rod and guide to metallic channel 15 in, be convenient for the threading of wire rod and around establishing, also be convenient for spacing the wire rod, prevent that the wire rod from breaking away from metallic channel 15 easily.

Specifically, the wire passing surface cover 1 is elastically connected with a wire pressing block 21, the wire pressing block 21 presses the wire to the side wall of the wire guide groove 15, the wire is prevented from being separated from the wire guide groove 15, and the wire is ensured to have certain tension.

Specifically, the thread passing surface cover 1 is rotatably connected with a handle 19, so that the shuttle sleeve can be conveniently detached from the inner shuttle frame 22. Preferably, the top surface of the wire passing surface cover 1 is concavely provided with a cavity 20, and the handle 19 is accommodated in the cavity 20; the accommodating cavity 20 accommodates the handle 19, so that the handle 19 and the thread passing surface cover 1 are compact in structure and attractive in appearance, when the shuttle sleeve needs to be detached from the inner shuttle frame 22, the handle 19 is pulled upwards, so that one end of the handle 19 protrudes out of the accommodating cavity 20, and at the moment, an operator can hold the handle 19 by hand and apply outward pulling force until the shuttle sleeve is separated from the inner shuttle frame 22. Preferably, the handle 19 is magnetically attracted in the cavity 20 through a magnet, so that an operator can operate the handle 19 conveniently, and the stability of the handle 19 accommodated in the cavity 20 is improved.

In this embodiment, the side plate 2 is provided with a positioning notch 18, and the side plate 2 is arc-shaped; the positioning notches 18 on the side plates 2 are in concave-convex fit with the positioning lugs 24 in the inner shuttle frame 22 to position the shuttle sleeve, so that the position precision and stability of the shuttle sleeve mounted in the inner shuttle frame 22 are ensured, and the shuttle sleeve is convenient to disassemble, assemble and maintain; and the positioning notch 18 is convenient for production and molding, and the production cost is reduced.

Example two.

As shown in fig. 4 and 5, the present invention further provides a rotating shuttle, which includes an inner shuttle frame 22, an outer shuttle frame 23 and the above shuttle sleeve, wherein the shuttle sleeve is disposed in the inner shuttle frame 22, the inner shuttle frame 22 is rotatably disposed in the outer shuttle frame 23, a magnet 25 is embedded in an inner bottom wall of the inner shuttle frame 22, and the magnet 25 is used for magnetically attracting the wheel shaft 3; the magnet 25 is a magnet.

In this embodiment, the side plate 2 is provided with a positioning notch 18, and the inner wall of the inner shuttle frame 22 is provided with a positioning protrusion 24 which is in concave-convex fit with the positioning notch 18.

All the advantages of the first embodiment of the present invention are not described in detail herein.

All the technical features in the embodiment can be freely combined according to actual needs.

The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.