CN212294023U

CN212294023U - Swinging type towel coil lifting mechanism

Info

Publication number: CN212294023U
Application number: CN202020520839.9U
Authority: CN
Inventors: 徐海苗
Original assignee: Zhuji Light Industry Times Robot Technology Co ltd
Current assignee: Zhuji Light Industry Times Robot Technology Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2021-01-05
Anticipated expiration: 2030-04-10

Abstract

The utility model discloses a swing towel coil's mechanism of twitching, including swinging needle, the seat of rotating and being used for driving the driving piece of swinging needle activity, rotating seat middle part is equipped with the cavity that supplies embroidery machine needle to shuttle through, and the swinging needle is including stirring the end, stirs the end and is in the cavity, swinging needle middle part pin joint still is equipped with the drive end on the swinging seat, stir the end and follow the drive end along the swing of pin joint position, stir the end and be in the coplanar all the time at the swing in-process. The swing needle is pivoted on the rotating seat, so that the swing motion of the swing needle is limited in a horizontal plane, only the left side and the right side of the swing needle motion direction are controlled, the height of the swing needle is kept unchanged in the swing process, and the flatness of the fabric surface pattern is improved.

Description

Swinging type towel coil lifting mechanism

Technical Field

The utility model relates to a supporting device of computerized embroidery machine specifically is a mechanism is chosen to flip of oscillating towel coil.

Background

The annular towel stitch is an embroidery pattern on the garment material and is popular among many female consumers. However, the existing shuttle-type computer embroidery machine cannot generate annular towel stitches on the fabric, and a common towel embroidery device additionally arranged on the shuttle-type computer embroidery machine can generate the towel stitches on the surface of the fabric.

The applicant proposed a utility model patent named "360-degree omnibearing additional towel embroidery device" on 6/1/2010 (publication No. CN101831769A, hereinafter referred to as comparative patent 1); and 12.25.2018, a brand name of a 360-degree omnibearing reciprocating towelette device of a computerized embroidery machine is proposed (publication number CN109402891A, hereinafter referred to as a comparative patent 2).

Between the comparison patent 1 and the comparison patent 2, a swing needle is adopted, and the swing needle is used for being matched with the needle of the embroidery machine in a movable manner to form a loop-shaped towel stitch (hereinafter referred to as a loop) on the surface of the fabric.

Fig. 7 shows the needle swing structure of comparative patent 1, and fig. 8 shows the needle swing structure of comparative patent 2. The swing needles in the two patents are both of crank structures, the swing of the shifting end of the swing needle swings along the handle part of the outer end, and the shifting path of the swing needle is arc-shaped (as shown in fig. 9), so that two sides of a coil lifted by the swing needle are arched upwards, and the flatness of embroidery patterns on the surface of a fabric is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mechanism is chosen to swing towel coil, with the pendulum needle pin joint on rotatory seat for the swing activity of pendulum needle is restricted in the horizontal plane, thereby control pendulum needle activity direction only has the left and right sides, and the pendulum needle highly keeps unchangeable at the swing process, with this roughness that improves the fabric surface style.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: the swing type towel coil lifting mechanism comprises a swing needle, a rotation seat and a driving piece used for driving the swing needle to move, wherein a cavity for the needle of an embroidery machine to shuttle is formed in the middle of the rotation seat, the swing needle comprises a poking end, the poking end is located in the cavity, the middle of the swing needle is pivoted on the rotation seat, a driving end is further arranged on the swing needle, the poking end swings along the pivoting position along with the driving end, and the poking end is always located in the same plane in the swinging process.

Compared with the prior art, the swing type towel coil lifting mechanism adopting the technical scheme has the following beneficial effects:

adopt the utility model discloses a swing type towel coil's mechanism of kicking, its activity of stirring the end is in the coplanar, consequently at the reciprocal swing in-process of balance staff, stirs the movable orbit of end in vertical plane and be reciprocating linear motion, consequently stirs the end and can prop up the coil to the both sides of horizontal direction when stirring, makes the roughness of the style on fabric surface higher.

The utility model discloses in, the effect of driving piece is to provide the required displacement of pendulum needle swing, therefore the driving piece can be directly connected with the drive end of pendulum needle (if with modes such as centre gripping, pole cooperation hole groove, sleeve pipe cooperation arch), also can be connected through other non-contact modes (if attract the pendulum needle with the electro-magnet, or control current direction makes the pendulum needle just reverse), as long as the pendulum needle activity can be controlled to arbitrary driving piece, all should regard as and fall into the protection scope of the utility model.

The utility model discloses in preferred, adopt mechanical type connected mode between pendulum needle and the driving piece, the swing of pendulum needle is difficult to make mistakes and connects more firmly. The driving end of the oscillating needle is of a groove structure or a through groove structure, the driving piece is of a columnar structure, the driving piece can be inserted into the groove or the through groove of the driving end, and the columnar driving piece is inserted into the groove or the through groove at the driving end, so that the oscillating needle is driven to reciprocate, the structure is simple and stable, and the oscillating needle is not prone to error or blocking during movement.

Preferably, the rotating seat is in a ring plate shape, the rotating seat is provided with a movable cavity used for swinging the swing needle, the movable cavity is positioned between the upper surface and the lower surface of the rotating seat, and the movable cavity is arranged in the middle of the rotating seat, so that the upper surface and the lower surface of the swing needle are covered by the rotating seat, dust or foreign objects can be prevented from touching the swing needle, and the swing needle is effectively prevented from being easily touched by the foreign objects when swinging.

Preferably, the swing needle is in a flat plate shape, the movable cavity corresponds to the flat shape of the swing needle, the movement of the swing needle can be further limited to tend to swing in a single plane, the swing needle can keep reciprocating movement in the plane, and vibration or noise generated in the swing process of the swing needle is avoided.

Preferably, the middle part of the swing needle is rotatably connected with the rotating seat through a pivot.

Preferably, the swing needle is provided with a rotating groove in the middle, the pivot is located in the rotating groove, and a bearing is arranged between the outer periphery of the pivot and the rotating groove, so that the friction resistance of the swing needle during swinging is reduced, and the service life of the flipping mechanism is prolonged.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the lifting mechanism of the oscillating towel coil of the present invention.

Fig. 2 is a schematic structural diagram of the oscillating needle in the embodiment.

Fig. 3 is a schematic structural diagram of the oscillating needle in the embodiment.

Fig. 4 is a schematic diagram of the oscillating process of the oscillating needle in the embodiment.

Fig. 5 is a driving side view of the picker mechanism of the swing type towel coil in the embodiment.

Fig. 6 is a schematic view of a driving structure of the picking mechanism of the swing type towel coil in the embodiment.

Fig. 7 is a schematic view illustrating the installation of the picker mechanism at the embroidery head in the embodiment.

Fig. 8 is a partial enlarged view of a portion a in fig. 7.

Fig. 9 is a schematic structural view of the balance pin of the comparative patent 1.

Fig. 10 is a schematic structural view of the balance pin of the comparative patent 2.

Fig. 11 is a schematic diagram of the swing trace of the swing needle in the comparative patent 1 and the comparative patent 2.

Fig. 12 is a schematic view of an embodiment of the present invention in which the driving member employs two motors.

Fig. 13 is a schematic view of an embodiment of the present invention in which the driving member employs two motors.

Reference numerals: 1. a motor; 10. a spring; 11. steel balls; 116. a needle; 2. a drive wheel; 20. a drive belt; 3. rotating the wheel; 30. rotating the bearing; 31. a clamp spring for the shaft; 32. a bearing seat; 4. a drive member; 6. needle swinging; 60. a toggle end; 61. a driving end; 7. a pivot; 70. a swing bearing; 9. a rotating seat; 90. A movable cavity.

Detailed Description

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

The picking mechanism of the swing type towel coil as shown in fig. 1 to 6 comprises a swing needle 6, a swing seat 9 and a driving device for driving the swing needle 6 to move, as shown in fig. 5 and 6, the driving device comprises a motor 1, a driving wheel 2, a driving belt 20, a swing wheel 3 and a driving piece 4, and when the motor 1 moves, the driving piece 4 can be driven to rotate along the center of the swing wheel 3 through the driving wheel 2, the driving belt 20 and the swing wheel 3.

As shown in figure 1, the middle of the rotating seat 9 is provided with a cavity 91, and the cavity 91 is mainly used for the needle 116 of the embroidery machine to pass through and leave a coil on the fabric surface for the swing needle 6 to pick and form a special decorative pattern (see figures 7 and 8).

The whole annular platelike structure that is of seat 9 revolves, and movable chamber 90 has been seted up to rotating seat 9, and swing needle 6 can be put into wherein from movable chamber 90's outer end, because movable chamber 90 is located and revolves between the upper and lower surface of seat 9 for seat 9 revolves and carries out the cladding to swing needle 6's upper and lower surface, can avoid dust or fabric piece to fall into in swing needle 6's the clearance, has also avoided the foreign object to touch the swing needle simultaneously, prevents the unexpected condition that blocks of swing needle 6.

The swing needle 6 comprises a poking end 60, a driving end 61 and a rotating groove 62, the poking end 60 is located in a cavity, the rotating groove 62 is respectively provided with a pivot 7 and a swing bearing 70, the pivot 7 mainly limits the swing angle of the swing needle 6, so that the swing needle 6 can only swing in the horizontal plane, the poking end 60 is in a reciprocating left-right swing state (no height change) on the vertical plane, the coil is supported to two sides of the horizontal direction, and a decorative pattern with higher flatness is formed on the surface of the fabric.

The oscillating bearing 70 is mainly used to reduce the frictional resistance when the oscillating needle 6 oscillates, and secondly can also assist in limiting the oscillation angle of the oscillating needle 6. The oscillating needle 6 is in a flat plate shape, the movable cavity 90 corresponds to the flat shape of the oscillating needle 6, and the design is mainly used for assisting in limiting the oscillating angle of the oscillating needle 6 and keeping the oscillating needle 6 movable in a horizontal plane.

The above description is a preferred embodiment of the present invention, and a person skilled in the art can make several modifications and improvements without departing from the principles of the present invention, and these should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a towel coil's mechanism of twitching, includes swing needle (6), rotating seat (9) and is used for driving piece (4) of swing needle (6) activity, and rotating seat (9) middle part is equipped with cavity (91) that supplies embroidery machine needle (116) to shuttle, and swing needle (6) are in cavity (91) including stirring end (60), its characterized in that: the middle part of the swing needle (6) is pivoted on the rotating seat (9), a driving end (61) is further arranged on the swing needle (6), the stirring end (60) swings along the pivoting position along with the driving end (61), and the stirring end (60) is always positioned in the same plane in the swinging process.

2. The towel coil lifting mechanism according to claim 1, wherein: the rotating seat (9) is in a ring plate shape, a movable cavity (90) for swinging the needle (6) is formed in the rotating seat (9), and the movable cavity (90) is located between the upper surface and the lower surface of the rotating seat (9).

3. The towel coil lifting mechanism according to claim 2, wherein: the swing needle (6) is flat plate-shaped, and the movable cavity (90) corresponds to the flat shape of the swing needle (6).

4. The towel coil lifting mechanism according to claim 1, wherein: the poking end (60) is rod-shaped, and the side surfaces of the periphery of the poking end (60) are rounded arcs.

5. The towel coil lifting mechanism according to claim 4, wherein: the poking end (60) is conical.

6. The towel coil lifting mechanism according to claim 1, wherein: the middle part of the swing needle (6) is rotationally connected with the rotating seat (9) through a pivot (7).

7. The towel coil lifting mechanism according to claim 6, wherein: the middle part of the swing needle (6) is provided with a rotating groove, the pivot (7) is positioned in the rotating groove, and a swing bearing (70) is arranged between the outer peripheral side of the pivot (7) and the rotating groove.

8. The towel coil lifting mechanism according to claim 1, wherein: the driving end (61) of the swing needle (6) is of a groove structure or a through groove structure, the driving piece (4) is of a columnar structure, and the driving piece (4) can be inserted into the groove or the through groove of the driving end (61).