Sewing machine thread guide frame

By designing a sewing machine wire frame that can adjust the position of the wire rod and lead rod, the problem of fixing the wire holes and lead holes of the existing wire frame is solved, and the convenience and flexibility of sewing machine debugging is achieved.

CN222594280UActive Publication Date: 2025-03-11WUHAN WINSOME KNITTING IND CO LTD
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Patent Information

Application Number
CN202421305134.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-10
Publication Date
2025-03-11
Estimated Expiration
2034-06-10

AI Technical Summary

Technical Problem

The wire holes and lead holes of the existing sewing machine wire frame are fixed and cannot be adjusted according to actual needs, resulting in inconvenient debugging of the sewing machine.

Method used

Design a sewing machine wire frame that adjusts the position of the wire rod and lead rod, allowing the position of the wire holes and lead holes to be adjusted as needed by sliding connections and positioning components.

Benefits of technology

It realizes flexible adjustment of the position of wire holes and lead holes, simplifies the debugging process of the sewing machine, and improves the convenience of use.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a thread guide frame of a sewing machine. The lower end of the supporting rod is in sliding connection with the mounting seat and can be fixedly connected with the mounting seat at any position of the sliding track; one end of each wire guide rod is slidably arranged on the supporting rod in a sleeving manner, the wire guide rods are fixedly connected with the supporting rod through positioning assemblies, and a plurality of wire guide holes are formed in the wire guide rods; the wire leading rod is arranged below the wire guiding rod and connected with the supporting rod through a connecting assembly, and a plurality of wire leading holes are formed in the wire leading rod; and the wire support bracket is arranged below the wire leading rod and is connected with the supporting rod, a plurality of trays are uniformly distributed on the wire support bracket, and wire support rods are vertically arranged at the upper ends of the trays. According to the thread guide frame of the sewing machine, the positions of the thread guide rod and the thread guide rod can be adjusted, so that the positions of the thread guide hole and the thread guide hole in the thread guide frame can be adjusted according to actual requirements during use, and debugging of the sewing machine is facilitated.
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Description

Technical Field

[0001] The utility model relates to the field of sewing machine auxiliary equipment, and more specifically, to a sewing machine wire rack. Background Art

[0002] When using a sewing machine, it is generally necessary to use a wire rack to fix the tower wire and lead the wire to the sewing machine to ensure that the sewing machine can work smoothly. The common wire rack on the market currently includes a support rod fixed on the sewing machine and a three-layer structure arranged thereon, the bottom layer is a wire support structure that supports the tower wire, the top layer is a wire structure that pulls the wire upward, and the middle layer is a lead structure that leads the top layer of the wire to the sewing machine, and wire holes are provided on the wire structure and the lead structure. However, the wire racks currently on the market are all fixedly installed on the table of the sewing machine, the position of the support rod is fixed, and the position of the lead structure and the wire holes on the wire structure are also fixed. Their positions cannot be adjusted according to actual needs, which will bring inconvenience to the debugging of the sewing machine. Utility Model Content

[0003] The utility model aims to provide a sewing machine wire rack capable of adjusting the positions of a wire rod and a wire guide rod, so that the positions of the wire holes and the wire guide holes on the wire rack can be adjusted according to actual needs during use, thereby facilitating the debugging of the sewing machine.

[0004] The utility model solves the above technical problems with the following technical solutions: A sewing machine wire rack, comprising:

[0005] Mounting seat;

[0006] A support rod, the lower end of which is slidably connected to the mounting seat and can be connected and fixed to the mounting seat at any position of its sliding track;

[0007] At least two conductor rods, one end of which is slidably mounted on the support rod and is connected and fixed to the support rod via a positioning assembly, and the conductor rod is provided with a plurality of conductor holes;

[0008] A lead rod, which is arranged below the conductor rod and connected to the support rod through a connecting assembly, and the lead rod is provided with a plurality of lead holes;

[0009] A wire support bracket is arranged below the lead rod and connected to the support rod. A plurality of trays are evenly distributed on the wire support bracket, and a wire support rod is vertically arranged on the upper end of the tray.

[0010] Furthermore, in the sewing machine wire rack, a slide groove is horizontally provided on the mounting seat, a slider is provided at the lower end of the support rod, the slider is slidably arranged in the slide groove, a plurality of through holes are provided on the slider, positioning bolts are passed through the through holes, and a plurality of threaded holes corresponding to the positioning bolts are evenly distributed on the bottom wall of the slide groove.

[0011] Furthermore, in the sewing machine wire rack, the positioning assembly includes:

[0012] Two positioning threaded sleeves, the upper half of the support rod has an external thread, the two positioning threaded sleeves are threadedly installed on the support rod, one end of the wire rod is provided with a rotating sleeve, the rotating sleeve can be rotatably sleeved on the support rod and is located between the two positioning threaded sleeves, and the two rotating sleeves can be connected and fixed to the support rod by tightening the two positioning threaded sleeves.

[0013] Furthermore, in the sewing machine wire rack, the connecting assembly includes:

[0014] A positioning rod, which is arranged horizontally and one end of which is connected to the supporting rod;

[0015] The connecting rod is not coaxial with the positioning rod, and its two ends are rotatably connected to one end of the positioning rod and the middle of the lead rod respectively, and can be connected and fixed to the positioning rod or the lead rod at any angle of rotation.

[0016] Furthermore, in the sewing machine wire rack, one end of the positioning rod and the middle part of the lead rod are respectively provided with a locking seat, a ball groove is provided in the locking seat, a ball head is provided in the ball groove, the outer periphery of the locking seat has an external thread and is installed with a locking thread sleeve, and the two ends of the connecting rod respectively pass through the two locking thread sleeves and are connected to the corresponding ball heads.

[0017] Furthermore, in the sewing machine wire rack, the lead rod is an arc-shaped plate.

[0018] Furthermore, in the sewing machine wire rack, the wire support bracket is a horizontally arranged L-shaped plate body, which is connected to the support rod at a right angle.

[0019] The sewing machine wire rack of the utility model can adjust the positions of the wire rod and the wire guide rod according to actual conditions when in use, that is, adjust the positions of the wire hole and the wire guide hole on the wire rack, thereby facilitating the debugging of the sewing machine.

[0020] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the sewing machine wire rack of the utility model;

[0022] Figure 2 It is a top view of the sewing machine wire rack of the utility model;

[0023] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0024] Figure 4 This is a schematic diagram of the connection between the mounting base and the support rod of the utility model;

[0025] Figure 5 It is a structural schematic diagram of the wire support bracket described in the utility model. DETAILED DESCRIPTION

[0026] The present invention will be further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0027] It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0028] Figure 1-Figure 5 A sewing machine wire rack provided in an embodiment of the utility model comprises:

[0029] Mounting seat 1;

[0030] A support rod 2, the lower end of which is slidably connected to the mounting seat 1 and can be connected and fixed to the mounting seat 1 at any position of its sliding track;

[0031] At least two wire rods 3, one end of which is slidably mounted on the support rod 2 and connected and fixed to the support rod 2 via a positioning assembly, and a plurality of wire holes 4 are provided on the wire rods 3;

[0032] A lead rod 5, which is arranged below the conductor rod 3 and connected to the support rod 2 through a connecting assembly, and a plurality of lead holes 6 are provided on the lead rod 5;

[0033] The wire support bracket 7 is arranged below the lead rod 5 and connected to the support rod 2. A plurality of trays 8 are evenly distributed on the wire support bracket 7. A wire support rod 9 is vertically provided on the upper end of the tray 8.

[0034] In this embodiment, the mounting seat 1 is fixed on the table of the sewing machine, and then the position of the support rod 2 on the mounting seat 1 can be adjusted according to actual needs. The support rod 2 is connected with a conductor rod 3, a lead rod 5 and a thread support bracket 7 from top to bottom, which respectively constitute a conductor structure for pulling the thread upward, a lead structure for leading the top layer of the thread to the sewing machine, and a thread support structure for supporting the tower line. A plurality of trays 8 are arranged on the thread support bracket 7, and a thread support rod 9 is vertically arranged on the upper end of the tray 8. The tower line is coaxially passed through the thread support rod 9 and then arranged on the tray 8, and then the position and angle of the lead rod 5 are adjusted and fixed by a connecting assembly. At the same time, the conductor rod 3 is set to at least two, and its angle and height can be adjusted as needed, and the conductor rod 3 and the support rod 2 are connected and fixed by a positioning assembly. In this embodiment, the conductor rod 3, the lead rod 5 and the position can be adjusted according to the actual size of the sewing machine and based on actual needs, so as to adjust the position of the conductor hole 4 and the lead hole 6, so as to meet the debugging requirements of the sewing machine. In this embodiment, the inner walls of the wire hole 4 and the lead-in hole 6 need to be kept smooth to reduce the friction with the wire and avoid the wire from rubbing against the inner walls of the wire hole 4 and the lead-in hole 6 and causing fuzzing during movement.

[0035] Preferably, as another embodiment of the utility model, a slide groove is horizontally provided on the mounting seat 1, and a slider 10 is provided at the lower end of the support rod 2. The slider 10 is slidably arranged in the slide groove, and a plurality of through holes are provided on the slider 10. Positioning bolts 11 are passed through the through holes, and a plurality of threaded holes 12 corresponding to the positioning bolts 11 are evenly distributed on the bottom wall of the slide groove.

[0036] In this embodiment, the slider 10 slides in the slide groove. The slider 10 can be a square block, and through holes are respectively set at the four right angles of the slider 10, and then two rows of threaded holes 12 are set on the bottom wall of the slide groove, so that during the sliding process of the slider 10, the four through holes can be simultaneously connected with the four threaded holes 12 one by one, and then the positioning bolt 11 is screwed into the threaded hole 12 until the head of the positioning bolt 11 contacts the slider 10, and the slider 10 can be fixed on the mounting seat 1.

[0037] Preferably, as another embodiment of the present utility model, the positioning assembly includes:

[0038] Two positioning threaded sleeves 13, the upper half of the support rod 2 has an external thread, the two positioning threaded sleeves 13 are threadedly installed on the support rod 2, one end of the wire rod 3 is provided with a rotating sleeve 14, the rotating sleeve 14 is rotatably sleeved on the support rod 2 and is located between the two positioning threaded sleeves 13, and the two rotating sleeves 14 can be connected and fixed to the support rod 2 by tightening the two positioning threaded sleeves 13.

[0039] In this embodiment, the conductor rod 3 is rotatably connected to the support rod 2 through a rotating sleeve 14, and the rotating sleeves 14 of multiple conductor rods 3 are stacked up and down. When the height of the conductor rod 3 needs to be adjusted, the conductor rod 3 at the lowest end is supported by hand, and then the positioning threaded sleeve 13 at the lower end is rotated downward to the desired position, and then the conductor rod 3 is lowered until the rotating sleeve 14 of the conductor rod 3 at the lowest end is placed on the positioning threaded sleeve 13 at the lower end. After the conductor rod 3 is rotated to the desired position, the upper positioning threaded sleeve 13 is tightened downward until it contacts the uppermost rotating sleeve 14, and multiple rotating sleeves 14 can be fixed on the support rod 2 through two positioning threaded sleeves 13.

[0040] Preferably, as another embodiment of the present utility model, the connection assembly includes:

[0041] The positioning rod 15 is arranged horizontally, and one end of the positioning rod 15 is connected to the support rod 2; a sleeve can be arranged at one end of the positioning rod 15, and the sleeve is coaxially sleeved on the support rod 2 for sliding up and down, and a threaded through hole is arranged on the sleeve, and a bolt is installed in the threaded through hole. The sleeve can be fixed on the support rod 2 by tightening the bolt.

[0042] The connecting rod 16 is not coaxial with the positioning rod 15, and its two ends are rotatably connected to one end of the positioning rod 15 and the middle of the lead rod 5 respectively, and can be connected and fixed to the positioning rod 15 or the lead rod 5 at any angle of rotation.

[0043] In this embodiment, the connecting rod 16 and the positioning rod 15 are arranged on different axes, and the two ends of the connecting rod 16 are rotatably connected to the support rod 2 and the lead rod 5, so that the angle of the connecting rod 16 relative to the positioning rod 15 can be adjusted arbitrarily, and the angle of the lead rod 5 relative to the connecting rod 16 can also be adjusted arbitrarily, so that the position and angle adjustment range of the lead rod 5 can be significantly expanded. Specifically, one end of the positioning rod 15 and the middle part of the lead rod 5 are respectively provided with a locking seat 17, a ball groove is provided in the locking seat 17, a ball head is provided in the ball groove, the outer periphery of the locking seat 17 has an external thread and is installed with a locking thread sleeve 18, and the two ends of the connecting rod 16 pass through the two locking thread sleeves 18 and are connected to the corresponding ball heads. Loosen the locking thread sleeve 18, the ball head can rotate in the locking seat 17, so as to adjust the angle of the connecting rod 16, and then tighten the locking thread sleeve 18 to fix the ball head inside the locking seat 17, so as to fix the end of the connecting rod 16. The lead rod 5 is an arc-shaped plate. The connection structure between the locking seat 17, the ball head and the locking threaded sleeve 18 in this embodiment is commonly found on mobile phone holders, and will not be described in detail here, and its specific connection diagram is not recorded in the drawings of the specification.

[0044] Preferably, as another embodiment of the present invention, the wire support bracket 7 is a horizontally arranged L-shaped plate body, and its right angle is connected to the support rod 2.

[0045] In this embodiment, the thread support bracket 7 is a horizontally arranged L-shaped plate, so that the tray 8 can be divided into two rows and the tower wires can be arranged on both sides of the sewing machine.

[0046] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation scheme. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the embodiments shown and described herein.

Claims

1. A sewing machine wire rack, characterized in that: include: Mounting seat (1); A support rod (2), the lower end of which is slidably connected to the mounting seat (1) and can be connected and fixed to the mounting seat (1) at any position along its sliding track; at least two conductor rods (3), one end of which is slidably sleeved on the support rod (2) and is connected and fixed to the support rod (2) via a positioning assembly, and the conductor rod (3) is provided with a plurality of conductor holes (4); A lead rod (5), which is arranged below the conductor rod (3) and connected to the support rod (2) via a connecting assembly, and a plurality of lead holes (6) are provided on the lead rod (5); A wire support bracket (7) is arranged below the wire lead rod (5) and connected to the support rod (2); a plurality of trays (8) are evenly distributed on the wire support bracket (7); and a wire support rod (9) is vertically arranged at the upper end of the tray (8).

2. A sewing machine wire rack as claimed in claim 1, characterized in that: A slide groove is horizontally provided on the mounting seat (1), a slider (10) is provided at the lower end of the support rod (2), the slider (10) is slidably arranged in the slide groove, a plurality of through holes are provided on the slider (10), positioning bolts (11) are passed through the through holes, and a plurality of threaded holes (12) corresponding to the positioning bolts (11) are evenly distributed on the bottom wall of the slide groove.

3. A sewing machine wire rack as claimed in claim 1, characterized in that: The positioning component comprises: Two positioning threaded sleeves (13), the upper half of the support rod (2) has an external thread, the two positioning threaded sleeves (13) are threadedly mounted on the support rod (2), one end of the conductor rod (3) is provided with a rotating sleeve (14), the rotating sleeve (14) is rotatably sleeved on the support rod (2) and is located between the two positioning threaded sleeves (13), and the two rotating sleeves (14) can be connected and fixed to the support rod (2) by tightening the two positioning threaded sleeves (13).

4. A sewing machine wire rack as claimed in claim 1, characterized in that: The connection component comprises: A positioning rod (15) is arranged horizontally and one end of which is connected to the supporting rod (2); The connecting rod (16) is not coaxial with the positioning rod (15), and its two ends are rotatably connected to one end of the positioning rod (15) and the middle of the lead rod (5) respectively, and can be connected and fixed to the positioning rod (15) or the lead rod (5) at any angle of rotation.

5. A sewing machine wire rack as claimed in claim 4, characterized in that: A locking seat (17) is provided at one end of the positioning rod (15) and the middle of the lead rod (5), respectively. A ball groove is provided in the locking seat (17), and a ball head is provided in the ball groove. The outer periphery of the locking seat (17) has an external thread and is installed with a locking thread sleeve (18). The two ends of the connecting rod (16) respectively pass through the two locking thread sleeves (18) and are connected to the corresponding ball heads.

6. A sewing machine wire rack as claimed in claim 4, characterized in that: The lead rod (5) is an arc-shaped plate.

7. A sewing machine wire rack as claimed in claim 1, characterized in that: The wire support bracket (7) is a horizontally arranged L-shaped plate body, and is connected to the support rod (2) at a right angle.