CN214782569U

CN214782569U - Quick threading device for sewing machine needle

Info

Publication number: CN214782569U
Application number: CN202023153213.8U
Authority: CN
Inventors: 周正道
Original assignee: Xinyi Jinken Machinery Manufacturing Co ltd
Current assignee: Xinyi Jinken Machinery Manufacturing Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-11-19
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a quick threading device for on sewing machine needle, including processing platform, sewing machine body, sewing needle, steel wire winding and stopper, the sewing machine body is installed to the top of processing platform, and is connected with the sewing needle below the left side of sewing machine body, the through wires hole has been seted up to the inside bottom of sewing needle, and the right side of through wires hole is provided with the steel wire winding, the connecting piece is installed on the right side of steel wire winding, the middle part outside of movable rod is provided with the anticreep piece, the connecting plate is installed in the outside of first spring, the right-hand member outside of movable rod is provided with spacing, the right side of backup pad is provided with the connecting rod, the end of connecting rod is provided with the dead lever. This a quick threading device for on sewing machine needle, threading is efficient, and the operation is stable, and after permanent use, conveniently changes the part of inside ageing, convenient to use, and operation process is simple moreover, can realize quick threading.

Description

Quick threading device for sewing machine needle

Technical Field

The utility model relates to a sewing machine technical field specifically is a quick threading device for on sewing machine needle.

Background

The sewing machine is an important production device in the textile processing process, can effectively improve the production speed of textiles, improve the productivity of enterprises, reduce the waste of labor cost, be widely applied and popularized in the society, and need to research and develop a threading device in order to further improve the textile speed;

however, the threading efficiency of the common threading device on the market is low, the operation is unstable, after the threading device is used for a long time, internal parts are aged, the use is influenced, the operation process is complicated, and the threading speed is low, so that the quick threading device for the sewing machine needle is provided, and the problem provided in the prior art is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick threading device for on sewing machine needle to propose threading inefficiency in solving above-mentioned background art, the operation is unstable, and permanent use back, and the internals is ageing, influences the use, and the operation process is loaded down with trivial details moreover, the slow problem of threading speed.

In order to achieve the above object, the utility model provides a following technical scheme: a quick threading device for a sewing machine needle comprises a processing table, a sewing machine body, a sewing needle, a steel wire ring and a limiting block, wherein the sewing machine body is installed above the processing table, the sewing needle is connected to the left lower side of the sewing machine body, a threading hole is formed in the bottom end of the sewing needle, the steel wire ring is arranged on the right side of the threading hole, a connecting piece is installed on the right side of the steel wire ring, a movable rod is fixedly connected to the right side of the connecting piece, an anti-falling block is arranged on the outer side of the middle of the movable rod, a first spring is connected to the left side of the anti-falling block, a connecting plate is installed on the outer side of the first spring, an installation block is connected to the outer side of the connecting plate, a limiting strip is arranged on the outer side of the right end of the movable rod, a supporting plate is installed on the outer side of the limiting strip, a connecting rod is arranged on the right side of the supporting plate, and a second spring is installed on the top end of the connecting rod, the tail end of the connecting rod is provided with a fixing rod, and the inner side of the fixing rod is connected with a limiting block.

Preferably, the longitudinal section of the steel wire ring is of a diamond structure, the steel wire ring is fixedly connected with the movable rod through a connecting piece, and the movable rod penetrates through the inside of the supporting plate.

Preferably, the movable rod and the anti-falling block are fixedly connected to form an integrated structure, and the length of the longitudinal section diameter of the movable rod is smaller than that of the anti-falling block.

Preferably, the connection mode of connecting plate and installation piece is threaded connection, and the movable rod runs through in the inside of connecting plate to the connection mode of spacing and movable rod is the welding.

Preferably, the connecting rod constitutes revolution mechanic on the right side of backup pad, and the dead lever is symmetrical setting around the axis of connecting rod to the dead lever is the one-to-one with the stopper setting.

Preferably, a rectangular groove-shaped structure is formed in the fixed rod, the fixed rod is connected with the limiting block in a clamping mode, and the limiting block and the movable rod form a left-right sliding structure through the fixed rod.

Compared with the prior art, the beneficial effects of the utility model are that: the quick threading device used on the sewing machine needle has the advantages that the threading efficiency is high, the operation is stable, the parts aged in the interior can be conveniently replaced after the quick threading device is used for a long time, the use is convenient, the operation process is simple, and the quick threading can be realized;

1. the steel wire ring is fixedly connected with the movable rod through the connecting piece, the steel wire ring can penetrate through the threading hole in the process that the movable rod drives the steel wire ring to slide leftwards, textile threads penetrate through the steel wire ring, and then the movable rod is controlled to drive the steel wire ring to reset, so that the high-efficiency threading can be realized, the self strength can be increased under the action of the rhombic structural characteristic of the steel wire ring, and the deformation resistance is high;

2. the anti-falling device is provided with the anti-falling block and the mounting block, the first spring can be extruded through the anti-falling block with the diameter and the length larger than those of the movable rod in the sliding process of the movable rod, the movable rod can be conveniently reset in the later period, and the mounting block is in threaded connection with the connecting plate, so that the mounting block is convenient to detach, the first spring can be periodically replaced, and the phenomenon that the part is aged to influence threading is avoided;

3. be provided with connecting rod and dead lever, rotate through manual pulling connecting rod to can drive rather than fixed connection's dead lever and rotate, because the rectangle groove-shaped structure has been seted up to the inside of dead lever, consequently at its pivoted in-process, can promote stopper and movable rod and slide left, operation process is simple, can realize quick threading.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the movable rod of the present invention;

FIG. 3 is a schematic view of a side view structure of the connection between the fixing rod and the limiting block of the present invention;

FIG. 4 is a schematic view of the overall structure of the sewing needle of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a processing table; 2. a sewing machine body; 3. a sewing needle; 4. threading holes; 5. a bead ring; 6. a connecting member; 7. a movable rod; 8. an anti-drop block; 9. a first spring; 10. a connecting plate; 11. mounting blocks; 12. a limiting strip; 13. a support plate; 14. a connecting rod; 15. a second spring; 16. fixing the rod; 17. and a limiting block.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a quick threading device for a sewing machine needle comprises a processing table 1, a sewing machine body 2, a sewing needle 3, a threading hole 4, a steel wire ring 5, a connecting piece 6, a movable rod 7, an anti-falling block 8, a first spring 9, a connecting plate 10, an installation block 11, a limiting strip 12, a supporting plate 13, a connecting rod 14, a second spring 15, a fixed rod 16 and a limiting block 17, wherein the sewing machine body 2 is installed above the processing table 1, the sewing needle 3 is connected with the left lower part of the sewing machine body 2, the threading hole 4 is formed in the bottom end of the sewing needle 3, the steel wire ring 5 is arranged on the right side of the threading hole 4, the connecting piece 6 is installed on the right side of the steel wire ring 5, the movable rod 7 is fixedly connected with the right side of the connecting piece 6, the anti-falling block 8 is arranged on the outer side of the middle part of the movable rod 7, the first spring 9 is connected with the left side of the anti-falling block 8, the connecting plate 10 is installed on the outer side of the first spring 9, and the outside of connecting plate 10 is connected with installation piece 11, and the right-hand member outside of movable rod 7 is provided with spacing 12, and the outside of spacing 12 installs backup pad 13, and the right side of backup pad 13 is provided with connecting rod 14, and the top of connecting rod 14 installs second spring 15, and the end of connecting rod 14 is provided with dead lever 16, and the inboard of dead lever 16 is connected with stopper 17.

As shown in fig. 1, 4 and 5, the longitudinal section of the steel wire ring 5 is arranged in a diamond structure, the steel wire ring 5 is fixedly connected with the movable rod 7 through the connecting piece 6, the movable rod 7 penetrates through the inside of the supporting plate 13, so that threading is facilitated, the movable rod 7 is fixedly connected with the anti-falling block 8 in an integrated structure, the length of the longitudinal section diameter of the movable rod 7 is smaller than that of the anti-falling block 8, the first spring 9 is conveniently extruded through the anti-falling block 8, so that the later-stage resetting of the movable rod 7 is facilitated, the connecting plate 10 is in threaded connection with the mounting block 11, the movable rod 7 penetrates through the connecting plate 10, and the connecting manner of the limiting strip 12 and the movable rod 7 is welding, so that aged parts can be replaced in time, and the use is prevented from being influenced;

connecting rod 14 constitutes revolution mechanic on the right side of backup pad 13 in figure 1 and figure 3, and dead lever 16 is symmetrical setting around the axis of connecting rod 14, and dead lever 16 is the one-to-one setting with stopper 17, conveniently promote the horizontal slip of stopper 17 and movable rod 7, rectangle groove-shaped structure has been seted up to the inside of dead lever 16, and dead lever 16 is connected for the block with stopper 17's connected mode, and stopper 17 passes through dead lever 16 with movable rod 7 and constitutes horizontal slip structure, the operation process is simple, can realize the design purpose of quick threading.

The working principle is as follows: when the quick threading device for the sewing machine needle is used, firstly, the connecting rod 14 hinged with the supporting plate 13 in the figure 1 is manually pulled to rotate, so that the fixed rod 16 fixedly connected with the connecting rod 14 can be driven to rotate, and the fixed rod 16 is internally provided with a rectangular groove-shaped structure, so that the limited block 17 and the movable rod 7 which are connected with the fixed rod in a clamped mode can be driven to stably slide leftwards under the action of the limited strip 12, the connecting piece 6 and the steel wire ring 5 are driven to slide leftwards, the first spring 9 can be extruded through the anti-falling block 8 in the figure 5, the steel wire ring 5 in the figure 4 penetrates through the threading hole 4 formed in the bottom of the sewing needle 3, and the strength of the steel wire ring 5 can be increased and the deformation resistance is strong under the action of the diamond-shaped structural characteristic of the steel wire ring 5;

after threading braided wire through steel wire winding 5 in figure 1, loosen connecting rod 14, under the combined action of first spring 9 and second spring 15, can make connecting rod 14 rotate the recovery, and drive movable rod 7 and steel wire winding 5 and slide right and reset, thereby easily pass through wires hole 4 with the braided wire, the operation of being convenient for, can reach the design purpose of quick threading, facilitate the use, and because the connected mode of connecting plate 10 in figure 5 and installation piece 11 is threaded connection, consequently, the dismantlement of easy to assemble piece 11, and then be convenient for carry out periodic replacement to first spring 9, avoid the ageing influence threading efficiency of part, just accomplish a series of operations that should be used for quick threading device on the sewing machine needle above.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a quick threading device for on sewing machine needle, includes processing platform (1), sewing machine body (2), sewing needle (3), steel wire winding (5) and stopper (17), its characterized in that: the sewing machine is characterized in that a sewing machine body (2) is installed above the processing table (1), a sewing needle (3) is connected to the left lower side of the sewing machine body (2), a threading hole (4) is formed in the bottom end of the sewing needle (3), a steel wire ring (5) is arranged on the right side of the threading hole (4), a connecting piece (6) is installed on the right side of the steel wire ring (5), a movable rod (7) is fixedly connected to the right side of the connecting piece (6), an anti-falling block (8) is arranged on the outer side of the middle of the movable rod (7), a first spring (9) is connected to the left side of the anti-falling block (8), a connecting plate (10) is installed on the outer side of the first spring (9), an installation block (11) is connected to the outer side of the connecting plate (10), a limiting strip (12) is arranged on the outer side of the right end of the movable rod (7), and a support plate (13) is installed on the outer side of the limiting strip (12), the right side of backup pad (13) is provided with connecting rod (14), and second spring (15) are installed on the top of connecting rod (14), the end of connecting rod (14) is provided with dead lever (16), and the inboard of dead lever (16) is connected with stopper (17).

2. A quick threading device for a sewing machine needle according to claim 1 wherein: the longitudinal section of the steel wire ring (5) is of a diamond structure, the steel wire ring (5) is fixedly connected with the movable rod (7) through the connecting piece (6), and the movable rod (7) penetrates through the inside of the supporting plate (13).

3. A quick threading device for a sewing machine needle according to claim 1 wherein: the movable rod (7) is fixedly connected with the anti-falling block (8) to form an integrated structure, and the length of the longitudinal section diameter of the movable rod (7) is smaller than that of the anti-falling block (8).

4. A quick threading device for a sewing machine needle according to claim 1 wherein: the connecting plate (10) is in threaded connection with the mounting block (11), the movable rod (7) penetrates through the connecting plate (10), and the limiting strip (12) is welded with the movable rod (7).

5. A quick threading device for a sewing machine needle according to claim 1 wherein: the connecting rod (14) forms a rotating structure on the right side of the supporting plate (13), the fixing rods (16) are symmetrically arranged in front and back of the central axis of the connecting rod (14), and the fixing rods (16) and the limiting blocks (17) are arranged in a one-to-one correspondence mode.

6. A quick threading device for a sewing machine needle according to claim 1 wherein: the inside of dead lever (16) is seted up rectangle trough-like structure, and the connected mode of dead lever (16) and stopper (17) is the block connection to stopper (17) and movable rod (7) constitute left and right sliding structure through dead lever (16).