CN218880283U

CN218880283U - Shuttle rack

Info

Publication number: CN218880283U
Application number: CN202222876441.0U
Authority: CN
Inventors: 黄站
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-04-18
Anticipated expiration: 2032-07-15
Also published as: CN217997541U

Abstract

The utility model discloses a shuttle bed belongs to and makes up mechanical technical field, and the shuttle bed includes shuttle bed body and guide rail, the guide rail is cyclic annular and arranges in the outer wall department of shuttle bed body, and the guide rail has the breach to tip and back tip before forming, preceding tip has indent hook structure, plays when sewing operation and receives the line separated time function, first wear-resisting piece has been arranged to preceding tip, tip is arranged before first wear-resisting piece passes, and partial first wear-resisting piece exposes in indent hook structure department, should expose the part and be in the foremost of indent hook structure, and the surface of first wear-resisting piece is the arc structure to can contact with the embroidery line.

Description

Shuttle frame

The utility model discloses an application date is 2022 year 07 month 15 day, and application number is 202221819964.5, invents the divisional application of the chinese application of title "shuttle bed, shuttle frame and durable type rotating shuttle device".

Technical Field

The invention relates to the technical field of sewing machinery, in particular to a shuttle race, a shuttle frame and a durable rotating shuttle device.

Background

With the increasing development of science and technology, in the field of knitting such as sewing machines, embroidery machines, quilting machines and the like, the efficiency of the sewing machine is also improved more and more, and the sewing or embroidering effect which is beautiful, complex and rich in hierarchy can be provided. At present, more than three hundred embroidery needles are generally arranged side by side in a modern high-speed embroidery machine, and the programmed embroidery operation is performed at the efficiency of more than one thousand times per minute, so that the productivity of the modern high-speed embroidery machine is greatly improved.

In the high-speed production process of equipment such as an embroidery machine and the like, a sewing needle head reciprocates up and down at a high speed, a rotating shuttle arranged below the rotating shuttle, including a shuttle race, a shuttle frame, a shuttle peg, a shuttle shell and the like, also rotates at a high speed correspondingly and synchronously, so that high-precision complex embroidery operation is realized, in the actual embroidery sewing operation and the like, embroidery threads are placed inside the shuttle peg, are printed out through the shuttle race, are guided by a shuttle point through the rotation of the shuttle frame, and are matched with a sewing needle to realize complex high-speed sewing and embroidery operation;

in the traditional shuttle bed and shuttle frame, the main body is made of special steel, but in the high-speed sewing and embroidering operation, embroidery threads can continuously pull and cut the contact part between the shuttle bed and the shuttle frame, and after the high-speed sewing and embroidering operation is carried out for a long time, a V-shaped cutting groove can be formed at the contact part, so that the embroidery thread conveying progress is reduced, and in the extreme case, when the V-shaped cutting groove is deeper and thinner, the embroidery threads can be immediately pulled apart, so that the needle breaking condition is caused; meanwhile, the sewing equipment can often change cloth or materials, at the moment, the sewing equipment can also correspond to different embroidery thread types, or thicknesses, or elasticity differences, or have other structures, once a V-shaped cutting groove is formed in the embroidery thread contact position, different embroidery threads can be pulled apart at once, the whole large-scale equipment has to be stopped for maintenance, and the maintenance and overhaul cost is greatly increased.

Disclosure of Invention

An object of the utility model is to provide a shuttle bed, shuttle frame and durable type rotating shuttle device arranges wear-resisting material in the specific position through rotating shuttle device at shuttle bed, shuttle frame and including this shuttle bed shuttle frame to realize the holistic wearability of rotating shuttle, so can improve the work precision and the life of rotating shuttle, and reduce the embroidery line and take place the condition such as fracture in sewing transportation process, and can realize the seamless connection of multiple embroidery line.

The shuttle bed comprises a shuttle bed body and a guide rail, wherein the guide rail is annularly arranged on the outer wall of the shuttle bed body, the guide rail is provided with a notch and forms a front end part and a rear end part, the front end part is provided with a concave hook-shaped structure and has a wire collecting and branching function during sewing operation, a first wear-resistant block is arranged on the front end part and penetrates through the front end part to be arranged, part of the first wear-resistant block is exposed out of the concave hook-shaped structure, the exposed part is positioned at the foremost end of the concave hook-shaped structure, and the outer surface of the first wear-resistant block is of an arc-shaped structure and can be in contact with embroidery threads.

Further, the exposed part of the first wear-resistant block is provided with an arc-shaped groove structure.

Furthermore, first wear-resisting piece is the horizontal slope and arranges the state, is equipped with the shrinkage pool in the shuttle bed body department that corresponds, and the front end of first wear-resisting piece can just imbed this shrinkage pool department.

Furthermore, a second wear-resistant block is arranged at the rear end part, the second wear-resistant block is embedded in the side wall of the rear end part, the outer surface of the second wear-resistant block is of an arc structure, and the outer wall of the second wear-resistant block can be in contact with embroidery threads.

Further, the first wear-resistant block and the second wear-resistant block are both of a ceramic cylindrical structure.

Further, the diameter values of the first wear-resistant block and the second wear-resistant block are smaller than the height value of the guide rail.

The shuttle frame comprises a shuttle frame body and wear-resistant pieces, the wear-resistant pieces are arranged on the outer wall of the shuttle tip of the shuttle frame body, the wear-resistant pieces are of an integral structure and are divided into installation parts and wire guiding parts, the installation parts are embedded and installed at the shuttle frame body, and the wire guiding parts are provided with arc-shaped wire guiding grooves.

Further, the wire guide groove is inclined toward the mounting portion side.

Furthermore, the wear-resistant plate is made of ceramic materials, and the rear end of the wear-resistant plate is provided with a mounting hole.

The durable rotating shuttle device comprises the shuttle bed and the shuttle frame, wherein the inner wall of the shuttle frame is provided with a rail groove, the rail groove can contain the guide rail, the shuttle frame and the shuttle bed can rotate under the limitation of the guide rail and the rail groove, and the sewing operation function is realized.

This scheme of adoption, contrast prior art has following benefit:

according to the shuttle bed, the first wear-resistant block and the second wear-resistant block are respectively arranged at the front end part and the rear end part of the guide rail, when the embroidery thread is wound or separated by the front end part and the rear end part of the guide rail, the embroidery thread main body moves through the first wear-resistant block or the second wear-resistant block, and the first wear-resistant block and the second wear-resistant block are made of wear-resistant materials such as ceramic materials, so that the embroidery thread cannot be cut and worn after long-time work, and the embroidery thread cannot be scratched, so that the service life of the shuttle bed can be greatly prolonged, the resistance of the motion pull thread is reduced, and the thread breakage and other conditions are prevented;

the shuttle frame is characterized in that a circle of rotation is required to be carried out on the shuttle point during each sewing operation, and embroidery threads penetrate through the sewing threads at the needle head, so that the pulling and abrasion conditions of the embroidery threads at the rear end of the shuttle point are most obvious;

this scheme durable type rotating shuttle device, through the shuttle bed that will arrange first wear-resisting piece and the wear-resisting piece of second, and the shuttle frame of arranging wear-resisting piece makes up, thereby promote the key part of embroidery line contact friction into wear-resisting ceramic material, and guide the line direction of walking of embroidery line, so improve the durability and the stability of rotating shuttle greatly, can be competent in various embroidery line types and various high-speed sewing machine, embroidery machine, equipment such as quilting embroidery machine and quilting machine uses, can reduce the maintenance and the change cycle of rotating shuttle, reduce the broken needle condition of unnecessary broken string, also can be when dealing with different embroidery lines, can keep fabulous wear resistance, and can guarantee the seamless connection of multiple embroidery line, finally can improve the efficiency and the productivity of equipment, have fabulous popularization meaning.

Drawings

Fig. 1 is a schematic view of the structure of the shuttle race.

Fig. 2 is a partially exploded view of the front end structure.

Fig. 3 is a partially exploded view of the rear end structure.

Fig. 4 is a schematic view of the overall structure of the shuttle frame.

Fig. 5 is an exploded view of the shuttle frame.

Fig. 6 is a schematic view of the wear pad mounting structure.

Fig. 7 is a schematic view of the wear pad structure.

Detailed Description

The original intention of this scheme is to provide a durable type rotating shuttle device, is particularly useful for using at equipment such as super fast-speed sewing machine, embroidery machine, quilting machine and quilting machine, arranges wear-resisting material at the particular position through rotating shuttle device at shuttle bed, shuttle frame and including this shuttle bed shuttle frame to realize the holistic wear resistance of rotating shuttle, so can improve the work precision and the life of rotating shuttle, and reduce the embroidery line condition such as breaking take place in sewing transportation process.

Referring to fig. 1, the shuttle race comprises a shuttle race body 10 and a guide rail 11, the guide rail 11 is annularly arranged on the outer wall of the shuttle race body 10, the guide rail 11 is provided with a gap, the gap occupies about one fifth of a circle, so that a front end portion 12 and a rear end portion 13 are formed on the whole guide rail 11, the guide rail 11 is used for installing the shuttle race, the shuttle race rotates at a relatively high speed in a shuttle frame (in actual operation, the shuttle race does not move relatively, but the shuttle frame rotates at a high speed), the front end portion 12 and the rear end portion 13 play roles of taking up, separating and jumping threads, and complete sewing operation of each stitch by matching with a bobbin, the shuttle frame and a peripheral mechanism, and because the traditional shuttle race adopts steel materials in structure, rubs with embroidery threads for a long time, abrasion easily occurs at the front end portion 12 and the rear end portion 13, the sewing equipment operating at a high speed has poor stability and short service life.

Referring to fig. 2, the front end portion 12 has a concave hook structure, that is, the embroidery thread can be hooked inward, and the shuttle frame is matched to perform the thread take-up and thread separation function during the sewing operation, in order to reduce wear, the front end portion 12 is provided with first wear-resistant blocks 14, each of the first wear-resistant blocks 14 is made of a ceramic material and has a cylindrical main body structure, the front end portion 12 is provided with a first straight hole 15, a recessed hole 16 which is also aligned with the first straight hole 15 is also arranged on the shuttle bed body 10, in order to match with the concave hook structure, the first straight hole 15 is in a horizontal inclined arrangement state, precisely, the first straight hole 15 is formed at a horizontal center line of the front end portion 12 and is opened from the rear end to the front end in a horizontal manner, the diameter of the first straight hole 15 is smaller than the height of one half of the guide rail 11, the first straight hole 15 is in a penetrating state at the concave hook structure, and the diameter of the first wear-resistant block 14 is consistent with the first straight hole 15;

when the integrated structure is installed, the first wear-resistant block 14 is placed into the first straight hole 15, and the front end of the first wear-resistant block 14 is inserted into the concave hole 16, so that the overall structural strength and the installation stability can be greatly improved, and if necessary, certain glue can be arranged on the concave hole 16 and the inner wall of the first straight hole 15, so that the first wear-resistant block 14, the guide rail 11 and the shuttle bed body 10 can form a stable integrated structure, and after the integrated structure is installed, the outer edge of the first wear-resistant block 15 is flush with the outer edge of the guide rail 11, and the integrated structure is smooth in hand feeling.

In order to better prevent the embroidery thread from invading into the gap between the first wear-resistant block 14 and the concave hook-shaped structure and form abrasion after long-term use, the arc-shaped groove 17 is arranged at the position of the first wear-resistant block 14 exposed out of the concave hook-shaped structure, the periphery of the arc-shaped groove 17 is of the arc-shaped structure, so that the cutting effect on the embroidery thread can be reduced, the embroidery thread is prevented from being broken, the arc-shaped groove 17 can guide the embroidery thread to only pass through the arc-shaped groove, so that the embroidery thread can be prevented from invading into other metal parts at the front end part 12, and the stability and the abrasion resistance of embroidery thread conveying can be greatly improved.

Referring to fig. 3, a second wear-resistant block 18 is arranged at the rear end portion 13, specifically, the second wear-resistant block 18 is embedded in the side wall of the rear end portion 13, the second wear-resistant block 18 is also made of a ceramic material, the main body of the second wear-resistant block is of a cylindrical structure, a second straight hole 19 is formed in the rear end portion 13, the bottom of the second straight hole 19 is aligned with the bottom of the rear end portion 13, and the front end of the second wear-resistant block slightly exceeds the front end of the rear end portion, so that when the second wear-resistant block 18 is placed in the second straight hole 19, the side wall of the second wear-resistant block slightly exceeds the rear end portion 13, when the rear end portion 13 performs jumping operation on the embroidery thread, the embroidery thread is always conveyed along the bottom and the front end of the rear end portion 13, and in the contact process, the embroidery thread can always make surface contact (approximately a quarter circle) with the second wear-resistant block 18, so that the embroidery thread does not contact the metal structure of the rear end portion 13, and the wear-resistant performance is greatly improved;

when the shuttle race is installed, the second straight hole 19 is provided with a concave hole at the corresponding position of the shuttle race body 10, and the installation mode of the first wear-resistant block 14 is referred, so that the installation is very stable;

dimensionally, the second wear block 18 may have a diameter slightly greater than the height of one-half rail 11, and its outer wall is capable of contacting the embroidery thread and making the transportation of the embroidery thread at the rear end 13 more smooth.

Referring to fig. 4, 5, 6 and 7, the shuttle frame comprises a shuttle frame body 20 and wear-resistant pieces 21, wherein small blades 22 are installed on the outer edge of the shuttle frame body 20 through screws, a shuttle point 23 is arranged on the outer wall of the shuttle frame body 20, the shuttle frame is driven by a rotating shuttle shaft to rotate at a high speed in actual work, a shuttle bed and a shuttle peg inside the shuttle frame are relatively static, the shuttle point 23 plays a role of taking up thread when rotating every time, embroidery thread is driven by the shuttle point 23 and is brought between the shuttle point and the small blades 22, and the embroidery thread is tightened in the rotating process of the shuttle frame;

it can be seen that the embroidery thread is pulled at the rear of the shuttle point 23 and is easily caught in the gap between the small blade 22 and the rear end of the shuttle point 23 to cause abrasion, and the embroidery thread is also easily broken to cause product defects of the fabric or embroidery.

According to the scheme, the wear-resistant sheet 21 is arranged at the rear end of the shuttle point, specifically, the wear-resistant sheet 21 is arranged on the outer wall of the rear end of the shuttle point 23 of the shuttle frame body 20, the wear-resistant sheet 21 is of an integral structure and made of ceramic materials and is divided into an installation part 24 and a wire part 25, the installation part 24 is embedded in the shuttle frame body 20, the outer wall of the installation part is in smooth transition with the shuttle frame body 20, all abutted seams are tight, and the original circular arc structure of the shuttle frame body 20 is kept;

the whole protrusion in installation department 24 of wire portion 25, its outer wall can closely laminate with lobular 22's inner wall, there is arc wire structure at wire portion 25's front end, when the shuttle frame rotates at a high speed, the embroidery thread is guided and tightened up here, in order to prevent that the embroidery thread from being blocked in the gap between wire portion 25 and lobular 22, wire portion 25's front end is equipped with wire casing 27, specific wire casing 27 is the inner groovy, and wire casing 27's low line is close to installation department 24 one side, the purpose is that the guide embroidery thread is close to installation department 24 one side, so can avoid the gap between wire portion 25 and lobular 22.

Two mounting holes 26 are arranged at the rear end of the wear-resistant plate 21, and the wear-resistant plate 21 can be accurately mounted on the shuttle frame body 20 through the mounting holes 26 by using screws, so that the surface of the wear-resistant plate is closely aligned with the original structure, and the wear-resistant plate and the shuttle frame can be in smooth transition.

The durable rotating shuttle device comprises the shuttle bed and a shuttle frame, wherein the shuttle frame is hollow inside and can accommodate the shuttle bed, the inner wall of the shuttle frame is provided with a rail groove 28, the rail groove 28 can accommodate the guide rail 11, the shuttle frame and the shuttle bed can rotate under the restriction of the guide rail 11 and the rail groove 28, and a high-speed sewing operation function is realized.

In summary, in the shuttle race of the present embodiment, the first wear-resistant block 14 and the second wear-resistant block 18 are respectively disposed at the front end portion 12 and the rear end portion 13 of the guide rail 11, when the embroidery thread is wound up or separated through the front end portion and the rear end portion of the guide rail, the embroidery thread main body moves through the first wear-resistant block 14 or the second wear-resistant block 18, and the first wear-resistant block 14 and the second wear-resistant block 18 are made of wear-resistant materials such as ceramic materials, so the embroidery thread will not be cut and worn after long-time operation, and the embroidery thread will not be scratched, so that the service life of the shuttle race can be greatly prolonged, the resistance of thread pulling during movement can be reduced, and thread breakage and other situations can be prevented;

the shuttle frame of the scheme aims at that the shuttle tip 23 needs to rotate for a circle during each sewing operation and the embroidery thread penetrates through the sewing thread at the needle head, so that the pulling and abrasion conditions of the embroidery thread at the rear end of the shuttle tip 23 are most obvious, in the scheme, the wear-resisting sheet 21 is arranged, and the embroidery thread can be guided to the connecting part of the installation part 24 and the thread guiding part 25 by arranging the thread guiding groove 27, and because the traditional shuttle frame cannot be worn for a long time and cannot guide the running path of the embroidery thread, the embroidery thread is very easy to be embedded into the gap between the shuttle frame and the small blade, and finally the embroidery thread is blocked, so the service life and the working stability of the shuttle frame can be greatly prolonged, and the shuttle frame can be competent for various embroidery thread types;

this scheme durable type rotating shuttle device, through the shuttle bed that will arrange first wear-resisting piece and the wear-resisting piece of second, and the shuttle frame of arranging wear-resisting piece makes up, thereby promote the frictional key part of embroidery line contact for wear-resisting ceramic material, and guide the line direction of walking of embroidery line, so improve the durability and the stability of rotating shuttle greatly, can be competent in equipment such as various embroidery line types and various high-speed sewing machines, embroidery machine, sew with long stitches embroidery machine and quilter and use, can reduce the maintenance and the change cycle of rotating shuttle, also can be when dealing with different embroidery lines, can keep fabulous wear resistance, and can guarantee the seamless connection of multiple embroidery line, finally can improve the efficiency and the productivity of equipment, have fabulous popularization meaning.

Claims

1. The shuttle frame, its characterized in that: including shuttle frame body and wear pad, the outer wall at the shuttle peak of shuttle frame body is arranged to the wear pad, the wear pad is overall structure to divide into installation department and wire portion, the installation department embedding is installed in shuttle frame body department, wire portion has an arcuate metallic channel.

2. The shuttle frame of claim 1 wherein: the wire guide groove is inclined towards one side of the installation part.

3. The shuttle frame of claim 1 wherein: the wear-resisting piece is made of ceramic materials, and the rear end of the wear-resisting piece is provided with a mounting hole.