CN214655702U - Needle bar frame, machine head and embroidery machine - Google Patents

Abstract

The utility model discloses a needle bar frame, aircraft nose and embroidery machine, including needle bar frame body, install at least one needle bar on needle bar frame body, needle bar frame body on be equipped with the baffle, the baffle on corresponding department be equipped with needle bar frame body on the guide way of needle bar one-to-one. The utility model discloses set up the directional piece with needle bar fixed connection, be equipped with the direction draw-in groove and the gib block that suit between the corresponding limit wall that the guide way of directional piece and baffle matches, direction draw-in groove cooperatees with the gib block, can effectually pin the guide way and the needle bar of baffle, make the needle bar can be under the effect of directional piece and guide way steady accurate slide, the at utmost avoided and prevent that the needle bar is rotatory. The utility model discloses simple structure can effectual location needle bar, prevents that the needle bar from deflecting at the operation in-process, and the guide slot and the gib block cooperation between orientation piece and the guide way can effectually compensate the deformation of baffle and the not enough of guide way precision.

Description

Needle bar frame, machine head and embroidery machine

Technical Field

The utility model relates to a needle bar frame, aircraft nose and embroidery machine.

Background

The needle bar frame body is provided with a plurality of needle bars. Generally in order to guarantee the needle bar in the use, connecting block on the needle bar can accurately cooperate with the needle bar drive block on the aircraft nose, and the needle bar needs to set up the location structure of location needle bar, and current location structure is including setting up the reference column on the needle bar, installing the baffle on needle bar frame body, be equipped with on the baffle with along with the reference column matched with guide way that the needle bar slided, the reference column prevents the needle bar rotatory with the location that constitutes the needle bar along with the needle bar slides in the guide way.

Usually in order to guarantee that the reference column of metal material can be smooth and easy to slide in the guide way, the baffle adopts plastics material usually to realize the self-lubricating. Along with the increase of the needle bar quantity on the needle bar frame body, the baffle needs increase length, and the plastics baffle of having increased length is easy to be out of shape usually, causes the reference column, especially lies in the reference column on the needle bar in the middle of the needle bar frame body and can not fine cooperate with the guide way. The damaged needs of certain guide way change holistic baffle.

In order that the guide post can be smooth to slide in the guide way, be equipped with great clearance between guide way and the reference column, the clearance between guide way and the reference column can further increase along with using, and the clearance of increase weakens the location to the guide post, weakens the reference column of location and can follow the needle bar and rotate partially, sways in the guide way, and the reference column of swaying further aggravates the wearing and tearing of increase to the baffle guide way. Resulting in a high frequency of baffle replacement.

Disclosure of Invention

The utility model provides a needle bar anti-rotation structure for solving the problems existing in the use of the needle bar anti-rotation structure of the prior needle bar frame, which has simple structure and can effectively prevent the needle bar frame, the machine head and the embroidery machine from rotating.

The utility model provides a current technical scheme who has the problem be: the utility model provides a needle bar frame, includes needle bar frame body, installs at least one needle bar on needle bar frame body, needle bar frame body on be equipped with the baffle, the baffle on corresponding department be equipped with needle bar frame body on the guide way of needle bar one-to-one, as the improvement, the guide way in be equipped with the orientation piece that can slide in the guide way, one side or both sides of orientation piece and the corresponding limit wall of matched with guide way between be equipped with the direction draw-in groove and the gib block that suit, be fixed with the connection structure who connects the orientation piece on the needle bar.

As a further development, the guide strips are formed by corresponding side walls of the guide grooves or of the guide blocks.

As a further improvement, the guide clamping groove is arranged at the corresponding position of the orientation block, and the guide strip is arranged on the corresponding side wall of the guide groove.

As a further improvement, two sides of the orientation block are respectively provided with a guide clamping groove matched with the guide strip arranged on the side wall of the guide groove, and the orientation block is a square block.

As a further improvement, the orientation blocks are connected to the corresponding sides of the connecting structure through bolts.

As a further improvement, the device also comprises a mounting hole which is arranged on the baffle plate, communicated with the guide groove and used for mounting the orientation block.

As a further improvement, the position of the mounting hole is positioned outside the sliding stroke of the orientation block along with the normal operation of the needle rod.

As a further improvement, the mounting hole is arranged at one end of the guide groove.

As a further improvement, one side of the connecting structure is connected with the orientation block, and the corresponding side of the connecting structure and the machine head is connected with a needle rod connecting block which can be matched with the needle rod driving block.

As a further improvement, the baffle is a metal baffle, and the orientation block is an orientation block of a plastic slide block.

The utility model also discloses a aircraft nose, including the aircraft nose body, the aircraft nose body on install the needle bar frame of an arbitrary scheme of above-mentioned or arbitrary scheme combination.

The utility model also discloses an embroidery machine, embroidery machine on install at least one foretell aircraft nose.

Compared with the prior art, the utility model, set up the directional piece with needle bar fixed connection, be equipped with the direction draw-in groove and the gib block that suit between the corresponding limit wall that the guide way of directional piece and baffle matches, the direction draw-in groove cooperatees with the gib block, can effectually pin the guide way and the needle bar of baffle, makes the needle bar can be under the effect of directional piece and guide way steady accurate slide, the at utmost has avoided and has prevented that the needle bar is rotatory. Its beneficial effects is that the utility model discloses simple structure can effectual location needle bar, prevents that the needle bar from deflecting at the operation in-process, and guide slot and the gib block cooperation between orientation piece and the guide way can effectually compensate the deformation of baffle and the not enough of guide way precision.

Drawings

Fig. 1 is a front view of the needle bar frame of the present invention.

Fig. 2 is a perspective view of the needle bar frame of the present invention.

Fig. 3 is an enlarged schematic view of fig. 2 at the oval circle.

Fig. 4 is a schematic structural view of the needle bar of the present invention.

Fig. 5 is an enlarged schematic view at a circle of fig. 4.

Fig. 6 is a top cross-sectional view of the needle shaft of the present invention.

Detailed Description

Referring to fig. 1-6, the present embodiment includes a needle bar rack, which includes a needle bar rack body 1, at least one needle bar 2 mounted on the needle bar rack body 1, the needle bar 2 may be a needle bar of the prior art, the needle bar 2 may be provided with necessary presser bars or other functional members, the specific number of the needle bars 2 is determined according to the actual situation, and referring to fig. 1-2, the needle bar rack body 1 in the present embodiment is provided with a plurality of needle bars. The needle bar frame body 1 is provided with a baffle 3, and the baffle 3 can be generally arranged outside the needle bar frame body 1. According to the actual quantity of needle bars 2, the baffle 3 on the corresponding department be equipped with needle bar 2 one-to-one's guide way 4 on the needle bar frame body 1, guide way 4 in be equipped with can slide in the guide way 4 directional piece 5, one side or both sides of directional piece 5 and the matched with guide way 4 corresponding limit wall between be equipped with compatible guide slot 51 and guide strip, be fixed with the connection structure 6 of connecting directional piece 5 on the needle bar 2.

The guide strips can be formed directly by the corresponding side walls of the guide grooves 4 or of the guide blocks 5. In this embodiment, since the baffle 3 is plate-shaped, the guide strip is directly formed by the side wall of the guide groove 4 of the plate-shaped baffle 3 and is matched with the guide clamping groove 51 on the orientation block 4.

In this embodiment, the guide slots 51 are disposed at corresponding positions on the orientation block 5, and the guide bars are disposed on corresponding side walls of the guide slots 4 and are formed by the side walls of the guide slots 4. The two sides of the orientation block 5 are provided with guide clamping grooves 51 matched with guide strips formed by the side walls of the guide grooves 4, and the orientation block 5 is a square block.

The orientation block 5 can be connected to the corresponding side of the connecting structure 6 through a bolt, and can be connected to the needle bar 2 through other existing structures such as clamping, riveting and the like.

In order to facilitate the manufacture and installation of the orientation block 5, the baffle plate further comprises a mounting hole 31 which is arranged on the baffle plate 3, is communicated with the guide groove 4 and is used for mounting the orientation block 5. One or more mounting holes 31 may be provided as needed, and the mounting hole 31 may be provided at one side or end of the guide groove 4.

In this embodiment, the mounting hole 31 is disposed at one end of the guide slot 4.

The position of the mounting hole 31 is positioned outside the sliding stroke of the orientation block 5 along with the normal operation of the needle bar 2, so that the mounting hole 31 does not influence the normal use of the needle bar 2.

In this embodiment, the connecting structure 6 adopts the existing structure, and comprises a clamping sleeve tightly held on the needle rod 2 through a bolt, one side of the connecting structure 6 is connected with the orientation block 5, and the connecting structure 6 and the corresponding side of the machine head are connected with a needle rod connecting block 21 which can be matched with a driving block of the needle rod 2.

The baffle 3 is a metal baffle 3, the precision of the guide groove 4 can be improved by machining the guide groove 4 on the metal baffle 3, the precision of the machined guide groove 4 is far greater than that of the existing injection-molded plastic baffle, the orientation of the needle rod can be effectively maintained, and the rotation of the needle rod 2 is prevented; the shape holding strength of the metal baffle 3 is far greater than the precision of the existing injection-molded plastic baffle, and the precision and the shape holding strength of the metal baffle can greatly prolong the service life of the baffle 3. The metal baffle 3 may preferably be a stainless steel baffle. The orientation block 5 is an orientation block 5 of a plastic slide block, so that the orientation block 5 of plastic and the guide groove 4 of the metal baffle 3 realize self-lubrication. Even if the orientation block 5 is damaged, only the orientation block 5 with low cost needs to be replaced, and frequent replacement of the baffle 3 is effectively avoided.

The utility model also discloses a aircraft nose, including the aircraft nose body, the aircraft nose body on install the needle bar frame of an arbitrary scheme of above-mentioned or arbitrary scheme combination.

The utility model also discloses an embroidery machine, embroidery machine on install at least one foretell aircraft nose. The utility model discloses not drawn in well aircraft nose and the embroidery machine drawing, embroidery machine, aircraft nose and drive structure can adopt the technique of current device.

Claims (12)

1. The utility model provides a needle bar frame, includes needle bar frame body, installs at least one needle bar on needle bar frame body, needle bar frame body on be equipped with the baffle, the baffle on corresponding department be equipped with needle bar frame body on the guide way of needle bar one-to-one, its characterized in that: the guide groove is internally provided with an orientation block which can slide in the guide groove, a corresponding guide clamping groove and a corresponding guide strip are arranged between one side or two sides of the orientation block and the corresponding side wall of the matched guide groove, and a connecting structure for connecting the orientation block is fixed on the needle rod.

2. The needle bar carrier of claim 1, wherein: the guide strip is formed by corresponding side walls of the guide groove or the orientation block.

3. The needle bar holder of claim 1 or 2, wherein: the guide clamping groove is arranged at the corresponding position of the orientation block, and the guide strip is arranged on the corresponding side wall of the guide groove.

4. The needle bar carrier of claim 1, wherein: the two sides of the orientation block are provided with guide clamping grooves matched with the guide strips arranged on the side walls of the guide grooves, and the orientation block is a square block.

5. The needle bar holder of claim 1 or 4, wherein: the orientation blocks are connected to the corresponding sides of the connecting structure through bolts.

6. The needle bar holder of claim 1 or 2, wherein: the guide groove is communicated with the guide groove, and the guide block is arranged in the guide groove.

7. The needle bar carrier of claim 6, wherein: the mounting hole is positioned outside the sliding stroke of the orientation block along with the normal work of the needle rod.

8. The needle bar carrier of claim 7, wherein: the mounting hole is arranged at one end of the guide groove.

9. The needle bar carrier of claim 1, wherein: one side of the connecting structure is connected with the orientation block, and the corresponding side of the connecting structure and the machine head is connected with a needle rod connecting block which can be matched with the needle rod driving block.

10. The needle bar carrier of claim 1, wherein: the baffle is a metal baffle, and the orientation block is an orientation block of a plastic sliding block.

11. The utility model provides a machine head, includes the aircraft nose body, its characterized in that: the needle bar frame as claimed in any one of claims 1 to 10 is mounted on the handpiece body.

12. An embroidery machine characterized in that: the embroidery machine is provided with at least one head as claimed in claim 11.

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