CN210194158U

CN210194158U - Device for preventing thread winding of sewing machine

Info

Publication number: CN210194158U
Application number: CN201920998531.2U
Authority: CN
Inventors: Wenfeng Chi; 迟文峰
Original assignee: Qingdao Jinlei Clothing Co Ltd
Current assignee: Qingdao Jinlei Clothing Co Ltd
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-03-27
Anticipated expiration: 2029-06-29

Abstract

The utility model relates to a sewing machine prevents kinking technical field, and discloses a prevent device of sewing machine kinking, including workstation and sewing machine body, the lower surface of sewing machine body is connected with the last fixed surface of workstation, the last fixed surface of workstation is connected with the bracing piece, the fixed cover of pole wall of bracing piece has connect the backup pad, the stop gear of two symmetric distributions of last fixed surface of backup pad connection, the last fixed surface of bracing piece is connected with the supporting shoe, the last fixed surface of supporting shoe is connected with thread binding mechanism. The utility model discloses can effectively prevent the problem of sewing machine kinking, labour saving and time saving has reduced staff's intensity of labour, has ensured that the sewing machine can normally work, and then has ensured sewing machine's work efficiency.

Description

Device for preventing thread winding of sewing machine

Technical Field

The utility model relates to a sewing machine prevents kinking technical field, especially relates to a prevent device of sewing machine kinking.

Background

The sewing machine is a machine which uses one or more sewing threads to form one or more stitches on a sewing material to enable one or more layers of the sewing material to be interwoven or sewn, the sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like, and products such as leather, plastic, paper and the like, the sewn stitches are neat, beautiful, smooth and firm, the sewing speed is high, the use is simple and convenient, and along with the development of science and technology, the electric sewing machine is manufactured, so that the labor intensity of workers is reduced, and the working efficiency of the sewing machine is improved.

At present, two thread drums of sewing machine are when unwrapping wire, owing to receive the inertia effect to lead to the too much overlength of unwrapping wire easily, and then make two root system silk threads twine easily and tie a knot, influence sewing machine normal work, lack and need the staff to open silk thread winding department, increased staff's intensity of labour, and the loaded down with trivial details inconvenience of process, waste time and energy, influence sewing machine's work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art two bobbin of sewing machine and when the unwrapping wire, owing to receive the inertia effect to lead to the too much overlength of unwrapping wire easily, and then make two silk thread winding knot easily, influence sewing machine and normally work, lack and need the staff to open silk thread winding department, increased staff's intensity of labour, and influence sewing machine work efficiency's problem, and the device that prevents sewing machine kinking that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a prevent device of sewing machine kinking, includes workstation and sewing machine body, the lower surface of sewing machine body is connected with the last fixed surface of workstation, the last fixed surface of workstation is connected with the bracing piece, the fixed backup pad that has cup jointed of pole wall of bracing piece, the last fixed surface of backup pad is connected with two symmetric distribution's stop gear, the last fixed surface of bracing piece is connected with the supporting shoe, the last fixed surface of supporting shoe is connected with thread binding mechanism.

Preferably, stop gear include with backup pad upper surface fixedly connected with fixed plate, the lateral wall of fixed plate is seted up threaded hole, and the pore wall threaded connection of threaded hole has the screw rod, the one end fixedly connected with rubber ball of bracing piece is kept away from to the screw rod, the upper surface fixedly connected with antifriction bearing of backup pad, antifriction bearing's inner wall fixedly connected with inserted bar, the pole wall fixedly connected with disc of inserted bar.

Preferably, the bunching mechanism comprises a first U-shaped pipe and a second U-shaped pipe which are fixedly connected with the upper surface of the supporting block, and circular through holes are formed in the outer walls of the bottom ends of the first U-shaped pipe and the second U-shaped pipe.

Preferably, the rod walls of the two insertion rods are fixedly sleeved with a circular truncated cone-shaped rubber block.

Preferably, one end of each screw, which is far away from the rubber ball, is fixedly connected with a rotating block.

Preferably, the equal fixedly connected with supporting leg in lower surface four corners department of workstation, it is adjacent the equal fixedly connected with stiffener of outer wall of supporting leg.

Compared with the prior art, the utility model provides a prevent device of sewing machine kinking possesses following beneficial effect:

the device for preventing the thread from being wound on the sewing machine is provided with the screw rod, the rubber ball, the first U-shaped pipe and the second U-shaped pipe, when the sewing machine body is used, the thread cylinder is firstly inserted into the inserted rod, then the screw rod is rotated through the rotating block, the rubber ball is contacted with the plastic part at the bottom of the bobbin by the screw rod, the friction force of the bobbin is increased, the rotating speed of the bobbin during paying off is reduced, the bobbin is prevented from paying off too much and too long under the inertia effect, then the thread ends of the two bobbins respectively pass through the circular through holes on the first U-shaped pipe and the second U-shaped pipe, thereby leading the thread ends to pass through the first U-shaped pipe and the second U-shaped pipe, separating the two thread ends, preventing the thread ends from knotting with each other to influence the normal work of the sewing machine body, the structure can effectively prevent the problem of thread winding of the sewing machine, saves time and labor, reduces the labor intensity of workers, ensures that the sewing machine can normally work, and further ensures the working efficiency of the sewing machine.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses can effectively prevent the problem of sewing machine kinking, labour saving and time saving has reduced staff's intensity of labour, has ensured that the sewing machine can normally work, and then has ensured sewing machine's work efficiency.

Drawings

FIG. 1 is a schematic structural view of a device for preventing thread entanglement of a sewing machine according to the present invention;

fig. 2 is a schematic structural diagram of a part a of a device for preventing a thread from being entangled in a sewing machine according to the present invention.

In the figure: 1 workbench, 2 sewing machine bodies, 3 support rods, 4 support plates, 5 limiting mechanisms, 51 fixing plates, 52 screw rods, 53 rubber balls, 54 rolling bearings, 55 insertion rods, 56 discs, 6 support blocks, 7 thread bundling mechanisms, 71 first U-shaped pipes, 72 second U-shaped pipes, 73 circular through holes, 8 circular table-shaped rubber blocks, 9 rotating blocks, 10 support legs and 11 reinforcing rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a device for preventing a sewing machine from being wound comprises a workbench 1 and a sewing machine body 2, wherein the lower surface of the sewing machine body 2 is fixedly connected with the upper surface of the workbench 1, the upper surface of the workbench 1 is fixedly connected with a supporting rod 3, a supporting plate 4 is fixedly sleeved on the rod wall of the supporting rod 3, two limiting mechanisms 5 which are symmetrically distributed are fixedly connected with the upper surface of the supporting plate 4, a supporting block 6 is fixedly connected with the upper surface of the supporting rod 3, and a thread binding mechanism 7 is fixedly connected with the upper surface of the supporting block 6.

Stop gear 5 includes with backup pad 4 upper surface fixedly connected with fixed plate 51, threaded hole is seted up to the lateral wall of fixed plate 51, and the pore wall threaded connection of screw hole has screw rod 52, the one end fixedly connected with rubber ball 53 of bracing piece 3 is kept away from to screw rod 52, the upper surface fixedly connected with antifriction bearing 54 of backup pad 4, antifriction bearing 54's inner wall fixedly connected with inserted bar 55, the pole wall fixedly connected with disc 56 of inserted bar 55, rotate screw rod 52 through turning block 9, screw rod 52 makes rubber ball 53 and bobbin bottom plastics department contact, increase the frictional force of bobbin, pivoted speed when reducing bobbin unwrapping wire, prevent bobbin from receiving the too much overlength of inertia effect unwrapping wire, prevent the problem of the kinking of silk thread.

The thread binding mechanism 7 comprises a first U-shaped pipe 71 and a second U-shaped pipe 72 which are fixedly connected with the upper surface of the supporting block 6, circular through holes 73 are formed in the outer walls of the bottom ends of the first U-shaped pipe 71 and the second U-shaped pipe 72, thread ends of the two thread cylinders respectively penetrate through the circular through holes 73 in the first U-shaped pipe 71 and the second U-shaped pipe 72, then the thread ends penetrate through the first U-shaped pipe 71 and the second U-shaped pipe 72, the two thread ends are separated, and the thread ends are prevented from being knotted to influence the normal work of the sewing machine body 1.

The rod walls of the two insertion rods 55 are fixedly sleeved with the frustum-shaped rubber blocks 8, the frustum-shaped rubber blocks 8 enable the wire barrel to be connected with the insertion rods 55 more stably, and the wire barrel cannot be separated from the insertion rods 55.

One ends of the two screws 52 far away from the rubber ball are fixedly connected with rotating blocks 9, and the rotating blocks 9 facilitate the screws 52 to rotate.

The equal fixedly connected with supporting leg 10 of lower surface four corners department of workstation 1, the equal common fixedly connected with stiffener 11 of outer wall of adjacent supporting leg 10, stiffener 11 can increase the stability that workstation 1 placed.

The utility model discloses in, when using sewing machine body 2, at first insert the inserted bar 55 to the bobbin, then rotate screw rod 52 through turning block 9, screw rod 52 makes rubber ball 53 contact with bobbin bottom plastics department, increase the frictional force of bobbin, pivoted speed when reducing bobbin unwrapping wire, prevent that bobbin from receiving the too much overlength of inertial action unwrapping wire, later pass circular through-hole 73 on first U-shaped pipe 71 and the second U-shaped pipe 72 respectively to the end of a thread of two bobbins, and then make the end of a thread pass first U-shaped pipe 71 and second U-shaped pipe 72, make two ends of a thread part apart, prevent that it from knoing each other and influence sewing machine body 1 and normally work, the problem of sewing machine kinking can effectively be prevented to this structure, time saving and labor saving, staff's intensity of labour has been reduced, it can normally work to have ensured the sewing machine, and then has ensured sewing machine's work efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a prevent device of sewing machine kinking, includes workstation (1) and sewing machine body (2), its characterized in that, the lower surface of sewing machine body (2) is connected with the last fixed surface of workstation (1), the last fixed surface of workstation (1) is connected with bracing piece (3), backup pad (4) have been cup jointed to the pole wall of bracing piece (3) is fixed, the last fixed surface of backup pad (4) is connected with stop gear (5) of two symmetric distributions, the last fixed surface of bracing piece (3) is connected with supporting shoe (6), the last fixed surface of supporting shoe (6) is connected with wire binding mechanism (7).

2. The device for preventing the kinking of the sewing machine according to claim 1, wherein the limiting mechanism (5) comprises a fixing plate (51) fixedly connected with the upper surface of the supporting plate (4), a threaded hole is formed in the side wall of the fixing plate (51), a screw rod (52) is in threaded connection with the hole wall of the threaded hole, a rubber ball (53) is fixedly connected to one end, away from the supporting rod (3), of the screw rod (52), a rolling bearing (54) is fixedly connected to the upper surface of the supporting plate (4), an inserting rod (55) is fixedly connected to the inner wall of the rolling bearing (54), and a disc (56) is fixedly connected to the rod wall of the inserting rod (55).

3. The device for preventing the entanglement of the thread of the sewing machine according to claim 1, wherein the thread binding mechanism (7) comprises a first U-shaped tube (71) and a second U-shaped tube (72) which are fixedly connected with the upper surface of the supporting block (6), and the outer walls of the bottom ends of the first U-shaped tube (71) and the second U-shaped tube (72) are provided with circular through holes (73).

4. The device for preventing the thread from being entangled in the sewing machine according to claim 2, wherein the two insertion rods (55) are fixedly sleeved with a truncated cone-shaped rubber block (8) on the rod wall.

5. A device for preventing kinking in sewing machines according to claim 2, characterized in that the ends of the two screws (52) remote from the rubber ball are fixedly connected with a turning block (9).

6. The device for preventing the kinking of the sewing machine as claimed in claim 1, characterized in that supporting legs (10) are fixedly connected to four corners of the lower surface of the workbench (1), and reinforcing rods (11) are fixedly connected to the outer walls of the adjacent supporting legs (10) together.