CN219239964U

CN219239964U - Thread adjuster of sewing machine

Info

Publication number: CN219239964U
Application number: CN202320121187.5U
Authority: CN
Inventors: 舒善赟; 董照化; 陈倩; 尤根洋; 陈卫东; 胡魏韩
Original assignee: Hujiang Wire Industry Co ltd
Current assignee: Hujiang Wire Industry Co ltd
Priority date: 2023-01-14
Filing date: 2023-01-14
Publication date: 2023-06-23
Anticipated expiration: 2033-01-14

Abstract

The utility model provides a thread adjuster of a sewing machine, which relates to the technical field of thread adjusters and comprises a thread adjuster body arranged on the sewing machine, wherein a mounting groove is formed in the side wall of the sewing machine, the thread adjuster body comprises a thread clamping mechanism, an adjusting mechanism and a fixing sleeve, the thread clamping mechanism is arranged at the outer end of the fixing sleeve, the adjusting mechanism is arranged at the outer side of the thread clamping mechanism and penetrates through the adjusting mechanism and the fixing sleeve, the fixing sleeve is detachably arranged in the mounting groove, the outer side of the fixing sleeve is provided with a mounting sleeve, the mounting sleeve is of a hollow structure, a magnetic sleeve is slidably arranged on one side, close to the inner side, of the inside of the mounting sleeve, a first magnetic ring and a second magnetic ring are respectively arranged on the outer side surface of the magnetic sleeve, a through groove is formed in the mounting sleeve at the outer side of the magnetic sleeve, and a magnetic block is slidably arranged in the through groove. The magnetic sleeve is matched with the magnetic block, so that the positions of the first magnetic ring and the second magnetic ring on the magnetic sleeve are conveniently adjusted, the positions of the magnetic block in the through groove are conveniently adjusted, and the rapid installation operation between the fixed sleeve and the installation groove is realized.

Description

Thread adjuster of sewing machine

Technical Field

The utility model relates to the technical field of thread regulators, in particular to a thread regulator of a sewing machine.

Background

The sewing machine is a machine which uses one or more sewing threads to form one or more stitch on the sewing materials, interweaves or sews one or more layers of the sewing materials, is used as a thread adjuster, also called a thread clamp, on the sewing machine, and needs proper tension to pull the thread on the thread reel in the process of conveying the thread to a needle so as to avoid thread breakage, thus the thread adjuster is important for the sewing machine, and can determine the sewing efficiency and effect.

Such as a thread clamp of a sewing machine with the patent number of CN206873084U, which belongs to the technical field of sewing machines. The wire clamping device solves the problems that the existing wire clamping device is inconvenient to install and is impacted during working. The thread clamping device of the sewing machine is arranged on a machine shell and comprises a guide rod body fixedly connected to the machine shell, a thread clamping assembly used for clamping threads is arranged on the guide rod body, a thimble is inserted in the guide rod body, a push rod is arranged in the machine shell in a penetrating mode, the push rod comprises a driving end and a free end, the outer end of the thimble is connected with the thread clamping assembly, the inner end of the thimble is opposite to the free end, a driving piece is connected to the driving end, the driving piece can drive the push rod to enable the free end to abut against the inner end of the thimble, a reset spring is sleeved on the free end, a stop block is arranged on the outer side face of the free end, one end of the reset spring abuts against the stop block, the other end of the reset spring abuts against the inner end face of the guide rod body, and the reset spring can enable the push rod to be separated from the thimble. The wire clamp has the advantages of convenience in installation, stability in work and the like;

in the prior art or in the above-mentioned patent, when carrying out the installation between thread adjuster and sewing machine, insert the one end of thread adjuster in the mounting groove of sewing machine lateral wall, and then through wearing to establish the bolt in one side of sewing machine, use the bolt to run through the sewing machine lateral wall and the part that thread adjuster set up in the mounting groove is fixed, when installing or dismantling, need constantly twist the screw, and the in-process of long-time work can constantly twist the screw, the screw slides the silk easily in long-time working process, when the screw slides the silk when placing the thread clamp in inside, the thread clamp can control to rock for be inconvenient for it is fixed at the in-process of work.

Disclosure of Invention

The utility model aims to solve the problem that in the prior art, a screw is easy to slide in a long-time working process.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a sewing machine's wire regulator, includes the wire regulator body that sets up on sewing machine, be equipped with the mounting groove on the sewing machine lateral wall, the wire regulator body includes clamp line mechanism, adjustment mechanism and fixed cover, clamp line mechanism sets up the outer end of fixed cover, adjustment mechanism sets up clamp line mechanism's outside and wears to establish adjustment mechanism and fixed cover, fixed cover demountable installation sets up in the mounting groove, the outside of fixed cover is equipped with the installation cover, the installation cover is hollow structure, the inside of installation cover is close to interior one side and slides and be equipped with the magnetic sleeve, the lateral surface of magnetic sleeve is equipped with first magnetic ring and second magnetic ring respectively, be equipped with logical groove in the installation cover of magnetic sleeve outside, it is equipped with the magnetic block to lead to the inslot to slide, the magnetic block respectively with first magnetic ring and second magnetic ring repel and inhale mutually, be equipped with in the mounting groove with the spacing groove that the magnetic block suitable is joined in marriage.

As a preferred implementation mode, the magnetic block is rectangular form structure, the outer end of magnetic block is smooth arc form structure, the outside of magnetic block is equipped with the blotter, through the blotter of setting up, avoids the phenomenon that the fine vibrations that the line regulator body produced in the operation in-process caused wearing and tearing between magnetic block and the spacing groove.

As a preferred implementation mode, the inboard of installation cover is equipped with the collar, it is equipped with a plurality of to lead to the groove, a plurality of logical grooves are cyclic annular setting and are in the collar, the length of magnetic path with the length adaptation of leading to the groove is equipped with a plurality ofly through leading to the groove equidistance, has guaranteed the stability of installation, through setting up the magnetic path with leading to the groove equal length for when the magnetic path shrink, the magnetic path can shrink completely in leading to the inslot, avoids causing the hindrance for the installation of installation cover.

As a preferred implementation mode, a positioning ring is arranged on the outer side of the inner wall of the mounting sleeve above and below the mounting ring, the width of the positioning ring is matched with that of the mounting ring, the positioning ring is made of a magnetic insulating material, and the influence of a first magnetic ring or a second magnetic ring far away from the magnetic block on the magnetic block is greatly reduced through the arranged positioning ring.

As a preferred implementation mode, the first magnetic ring and the second magnetic ring are respectively arranged at two ends of the magnetic sleeve, an insulating ring is arranged on the magnetic sleeve between the first magnetic ring and the second magnetic ring, the height of the insulating ring is matched with that of the positioning ring, and the insulating ring and the positioning ring are made of materials capable of shielding magnetism, such as wood plates, silicon steel plates or copper.

As a preferred implementation mode, the outside of installation cover be equipped with the inside bar groove of intercommunication of installation cover, the upper end outside of magnetic sleeve is equipped with the handle perpendicularly, the outer end of handle runs through bar groove and extends outside, through stirring the handle from top to bottom, is convenient for adjust the position of magnetic sleeve in fixed cover.

As a preferred implementation mode, a snap ring is arranged on one side, close to the inner side, of the inner part of the mounting sleeve, the snap ring and the through groove are arranged on the same horizontal plane, clamping grooves which are matched with the snap ring in a proper mode are formed in the outer side of the magnetic sleeve, two clamping grooves are formed in the positions of the magnetic sleeves, located on the first magnetic ring and the second magnetic ring, of the magnetic sleeve respectively, and the clamping grooves are matched with the clamping grooves in a proper mode, so that limiting operation is facilitated when the handle is adjusted up and down, and the first magnetic ring or the second magnetic ring can just stop at the position of the through groove.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the magnetic sleeve is adjusted up and down, as the magnetic blocks are respectively repelled and attracted with the first magnetic ring and the second magnetic ring, the second magnetic ring is moved to the position of the through groove before installation, so that the second magnetic ring is attracted with the magnetic blocks, the magnetic blocks are moved to the innermost end of the through groove, the magnetic blocks are completely contracted in the through groove, the fixed sleeve is further inserted into the installation groove, and at the moment, the magnetic sleeve is driven again, so that the first magnetic ring replaces the position of the second magnetic ring and moves to the position of the through groove, and the magnetic blocks are moved outwards in the through groove until mutually clamped and assembled with the limit groove due to repulsion with the magnetic blocks, so that the installation is convenient, the stability of the wire adjuster body is ensured, and the phenomenon of slipping when bolts are used is avoided.

2. According to the utility model, through the matching of the positioning ring and the insulating ring, as the insulating ring and the positioning ring are made of magnetic insulating materials, the influence of the first magnetic ring or the second magnetic ring far away from the magnetic block on the magnetic block close to the magnetic block is greatly reduced through the positioning ring.

Drawings

FIG. 1 is a split perspective view of a sewing thread and a thread adjuster body of a thread adjuster of a sewing machine provided by the utility model;

FIG. 2 is a schematic view of a thread adjuster of a sewing machine according to the present utility model;

FIG. 3 is a schematic view showing the internal structure of a mounting sleeve of a thread adjuster of a sewing machine;

FIG. 4 is a schematic diagram showing the separation of the magnetic sleeve and the mounting ring of the thread adjuster of the sewing machine;

fig. 5 is an enlarged schematic view of the structure a in fig. 3 of the thread adjuster of the sewing machine according to the present utility model.

Legend description:

1. a sewing machine; 2. a wire adjuster body; 3. a wire clamping mechanism; 4. an adjusting mechanism; 5. a fixed sleeve; 6. a mounting groove; 7. a mounting sleeve; 8. a magnetic sleeve; 9. a first magnetic ring; 10. a second magnetic ring; 11. a through groove; 12. a magnetic block; 13. a limit groove; 14. a cushion pad; 15. a mounting ring; 16. a positioning ring; 17. an insulating ring; 18. a handle; 19. a bar-shaped groove; 20. a clasp; 21. a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a sewing machine's thread adjuster, including setting up the thread adjuster body 2 on sewing machine 1, be equipped with mounting groove 6 on sewing machine 1 lateral wall, thread adjuster body 2 includes clamping mechanism 3, adjustment mechanism 4 and fixed cover 5, clamping mechanism 3 sets up the outer end at fixed cover 5, adjustment mechanism 4 sets up in clamping mechanism 3's the outside and wears to establish on adjustment mechanism 4 and fixed cover 5, fixed cover 5 demountable installation sets up in mounting groove 6, the outside of fixed cover 5 is equipped with installation cover 7, installation cover 7 is hollow structure, the inside of installation cover 7 is close to inside one side and slides and be equipped with magnet sleeve 8, the lateral surface of magnet sleeve 8 is equipped with first magnetic ring 9 and second magnetic ring 10 respectively, be equipped with logical groove 11 in the installation cover 7 in the magnet sleeve 8 outside, it is equipped with magnet piece 12 to slide in logical groove 11, magnet piece 12 is with first magnetic ring 9 and second magnetic ring 10 repulsion and attraction respectively, be equipped with in the mounting groove 6 with the spacing groove 13 that blocks suitable cooperation with magnet piece 12.

As shown in fig. 1-5, the magnetic block 12 is in a strip structure, the outer end of the magnetic block 12 is in a smooth arc structure, the outer side of the magnetic block 12 is provided with a buffer pad 14, and the phenomenon that the magnetic block 12 and the limit groove 13 are worn by fine vibration generated in the operation process of the wire adjuster body 2 is avoided through the arranged buffer pad 14.

As shown in fig. 1-5, the inner side of the installation sleeve 7 is provided with a plurality of installation rings 15, the through grooves 11 are annularly arranged in the installation rings 15, the lengths of the magnetic blocks 12 are matched with the lengths of the through grooves 11, the installation stability is ensured by arranging the plurality of the through grooves 11 at equal intervals, and the magnetic blocks 12 can be completely contracted in the through grooves 11 when the magnetic blocks 12 shrink due to the fact that the magnetic blocks 12 are equal in length with the through grooves 11, so that the installation of the installation sleeve 7 is prevented from being hindered.

As shown in fig. 1-5, a positioning ring 16 is arranged on the outer side of the inner wall of the mounting sleeve 7 above and below the mounting ring 15, the width of the positioning ring 16 is matched with the width of the mounting ring 15, the positioning ring 16 is made of a magnetic insulating material, and the influence of the first magnetic ring 9 or the second magnetic ring 10 far away from the magnetic block 12 on the magnetic block 12 is greatly reduced through the positioning ring 16.

As shown in fig. 1-5, the first magnetic ring 9 and the second magnetic ring 10 are respectively arranged at two ends of the magnetic sleeve 8, an insulating ring 17 is arranged on the magnetic sleeve 8 between the first magnetic ring 9 and the second magnetic ring 10, the height of the insulating ring 17 is matched with that of the positioning ring 16, and the insulating ring 17 and the positioning ring 16 are made of materials capable of shielding magnetism, such as wood plates, silicon steel plates or copper.

As shown in fig. 1-5, the outside of the installation sleeve 7 is provided with a bar-shaped groove 19 communicated with the inside of the installation sleeve 7, the outside of the upper end of the magnetic sleeve 8 is vertically provided with a handle 18, the outer end of the handle 18 penetrates through the bar-shaped groove 19 and extends outwards, and the position of the magnetic sleeve 8 in the fixed sleeve 5 is conveniently adjusted by pulling the handle 18 up and down, wherein one end provided with the bar-shaped groove 19 is arranged outside the installation groove 6.

As shown in fig. 1-5, a snap ring 20 is arranged on one side, close to the inner side, of the inside of the mounting sleeve 7, the snap ring 20 and the through groove 11 are arranged on the same horizontal plane, a clamping groove 21 which is matched with the snap ring 20 in a clamping manner is arranged on the outer side of the magnetic sleeve 8, two clamping grooves 21 are respectively arranged at the positions of the magnetic sleeves 8 positioned on the first magnetic ring 9 and the second magnetic ring 10, and the clamping operation during up-and-down adjustment of the handle 18 is facilitated through the clamping of the snap ring 20 and the clamping groove 21, so that the first magnetic ring 9 or the second magnetic ring 10 can just stop at the position of the through groove 11.

Working principle: when the thread adjuster body 2 and the sewing machine 1 are installed, the magnetic sleeve 8 can be adjusted up and down, and the magnetic block 12 is respectively repulsed and attracted with the first magnetic ring 9 and the second magnetic ring 10, so that the second magnetic ring 10 is moved to the position of the through groove 11 before installation, the second magnetic ring 10 is attracted with the magnetic block 12, the magnetic block 12 is moved to the innermost end of the through groove 11, the magnetic block 12 is completely contracted in the through groove 11, the fixing sleeve 5 is further inserted into the installation groove 6, and at the moment, the position of the first magnetic ring 9 for replacing the second magnetic ring 10 is moved to the position of the through groove 11 by driving the magnetic sleeve 8 again, and the magnetic block 12 is moved outwards in the through groove 11 until the magnetic block 12 is mutually clamped and assembled with the limiting groove 13 due to repulsion with the magnetic block 12, so that the thread adjuster body 2 is convenient to install, and meanwhile, the phenomenon of sliding threads when bolts are used is avoided.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides a sewing machine's thread adjuster, includes thread adjuster body (2) that sets up on sewing machine (1), its characterized in that, be equipped with mounting groove (6) on sewing machine (1) lateral wall, thread adjuster body (2) are including pressing from both sides line mechanism (3), adjustment mechanism (4) and fixed cover (5), pressing from both sides line mechanism (3) setting and being in the outer end of fixed cover (5), adjustment mechanism (4) set up pressing from both sides the outside of line mechanism (3) and wear to establish on adjustment mechanism (4) and fixed cover (5), fixed cover (5) demountable installation sets up in mounting groove (6), the outside of fixed cover (5) is equipped with installation cover (7), installation cover (7) are hollow structure, the inside of installation cover (7) is inside to be equipped with magnet sleeve (8) by one side slip, the outside face of magnet sleeve (8) is equipped with first magnet ring (9) and second magnet ring (10) respectively, be equipped with magnet ring (11) in the outside magnet sleeve (8) magnet ring (11) and magnet ring (12) are inhaled mutually in magnet ring (12) and second magnet ring (10) respectively, and a limiting groove (13) which is matched with the magnetic block (12) in a clamping way is arranged in the mounting groove (6).

2. A thread trimmer for a sewing machine as recited in claim 1 wherein: the magnetic block (12) is of a strip-shaped structure, the outer end of the magnetic block (12) is of a smooth arc-shaped structure, and a buffer pad (14) is arranged on the outer side of the magnetic block (12).

3. A thread trimmer for a sewing machine as recited in claim 2 wherein: the inner side of the mounting sleeve (7) is provided with a mounting ring (15), the through grooves (11) are provided with a plurality of through grooves (11), the plurality of through grooves (11) are annularly arranged in the mounting ring (15), and the length of the magnetic block (12) is matched with the length of the through grooves (11).

4. A thread trimmer for a sewing machine as claimed in claim 3 wherein: and a positioning ring (16) is arranged on the outer side of the inner wall of the mounting sleeve (7) above and below the mounting ring (15), and the width of the positioning ring (16) is matched with the width of the mounting ring (15).

5. The thread trimmer of claim 4 wherein said thread trimmer comprises: the magnetic sleeve is characterized in that the first magnetic ring (9) and the second magnetic ring (10) are respectively arranged at two ends of the magnetic sleeve (8), an insulating ring (17) is arranged on the magnetic sleeve (8) between the first magnetic ring (9) and the second magnetic ring (10), and the height of the insulating ring (17) is matched with that of the positioning ring (16).

6. The thread trimmer of claim 5, wherein: the outside of installation cover (7) be equipped with bar groove (19) of installation cover (7) inside intercommunication, the upper end outside of magnetic sleeve (8) is equipped with handle (18) perpendicularly, the outer end of handle (18) runs through bar groove (19) and extends outside.

7. The thread trimmer of claim 6 wherein said thread trimmer comprises: the mounting sleeve is characterized in that a clamping ring (20) is arranged on one side, close to the inner side, of the inside of the mounting sleeve (7), the clamping ring (20) and the through groove (11) are arranged on the same horizontal plane, a clamping groove (21) which is matched with the clamping ring (20) in a clamping mode is formed in the outer side of the magnetic sleeve (8), and the clamping grooves (21) are two and are respectively formed in the positions of the magnetic sleeves (8) of the first magnetic ring (9) and the second magnetic ring (10).