Four-thread overlock machine for edge covering

Abstract

The utility model relates to the technical field of new materials, and discloses a four-thread overlock machine for edge covering, which comprises a base, a machine body is fixedly arranged at the top of the base, and a workbench is fixedly arranged at the top of the base; the placing assembly is fixedly mounted on the back surface of the machine body; wherein the placing assembly comprises a mounting part and a placing part; the limiting assembly is fixedly mounted at the top of the machine body; wherein the limiting assembly comprises a limiting part and a wire clamping part; the installation part comprises a bottom plate, and a stop block is movably installed in the bottom plate. According to the utility model, through the arrangement of the limiting part, the thread end of the bobbin is led to the top of the machine body, the thread end is in contact with the top of the roller I, and the thread end continuously penetrates through the space between the limiting columns and then is in contact with the top of the roller II, so that the sewing thread is smoothly conveyed during conveying, and the effect of reducing the friction force between the sewing thread and the machine body is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of new materials, in particular to a four-thread overlock sewing machine for hemming. Background Art

[0002] Four-thread overlock sewing machines have a wide range of applications and can sew clothes of various materials, such as jerseys, casual pants, etc. Since four-thread overlock sewing has one more needle thread than three-thread overlock sewing, the strength is improved, so it is often used to sew the garment pieces of high-end clothing or the parts that are subject to more stretching and strong friction, such as the shoulders and sleeves, especially the sewing of outerwear.

[0003] At present, in the actual application of the four-thread overlock sewing machine used for hemming, there is a certain friction force when the sewing thread is transmitted between the machine bodies. The sewing thread itself will be worn during transmission, which will affect the quality of sewing. Utility Model Content

[0004] The utility model aims to provide a four-thread overlock sewing machine for hemming, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a four-thread overlock sewing machine for hemming, comprising:

[0006] A base, a body is fixedly mounted on the top of the base, and a workbench is fixedly mounted on the top of the base;

[0007] A placement component, wherein the placement component is fixedly mounted on the back of the machine body;

[0008] Wherein, the placement component includes an installation part and a placement part;

[0009] A limit assembly, the limit assembly is fixedly mounted on the top of the machine body;

[0010] Wherein, the limiting component includes a limiting portion and a wire clamping portion.

[0011] Preferably, the installation part includes a bottom plate, a stopper is movably installed inside the bottom plate, a latch is movably installed inside the stopper, and a slide groove is provided inside the bottom plate.

[0012] Preferably, the base plate is fixedly mounted on the back of the machine body, the block is matched with the slide groove, the bottom end of the latch passes through the block and the base plate in sequence, and the bottom end of the latch extends to the inside of the base plate, and the block and the base plate are fixedly mounted by the latch limiter.

[0013] Preferably, the placement location includes a slide seat, a fastening screw is threadedly fixed on the top of the slide seat, a disc is provided on the top of the disc, a top plate is threadedly fixed on the top of the disc, and a wire plug-in column is fixedly installed on the top of the top plate.

[0014] Preferably, the slide seat is movably installed inside the slide slot, the slide seat and the slide slot are adapted to each other, the bottom end of the fastening screw passes through the disc and the slide seat in sequence, and the bottom end of the fastening screw extends to the inside of the slide seat, the disc and the slide seat are fixedly installed by the fastening screw thread, and the bottom end of the top plate contacts the top of the fastening screw.

[0015] Preferably, the limiting portion includes roller 1, the limiting columns are linearly and equidistantly fixedly installed on the top of the body, and roller 2 is movably installed on the top of the body.

[0016] Preferably, the roller one is movably installed between the body, both ends of the roller one penetrate the body and extend to the inside of the body, both ends of the roller two penetrate the body and extend to the inside of the body, and the tops of the roller one and roller two penetrate the body and extend to the top of the body.

[0017] Preferably, the wire clamping part includes a frame, an L-shaped through hole is opened inside the frame, a wire clamp is linearly and equidistantly fixedly installed on one end of the frame near the bottom, the frame is fixedly installed to the machine body, the outer periphery of roller two passes through the L-shaped through hole and extends to the inside of the L-shaped through hole, and the wire clamp is installed in alignment with the wire plug-in column.

[0018] The utility model provides a four-thread overlock sewing machine for hemming, which has the following beneficial effects:

[0019] (1) The utility model sets a limiting position to guide the thread end of the thread spool to the top of the machine body, so that the thread end contacts the top of roller one, passes through between the limiting columns, and then contacts the top of roller two. In this way, the sewing thread is transmitted smoothly, thereby achieving the effect of reducing the friction between the sewing thread and the machine body.

[0020] (2) The utility model sets a placement component, and the block and the bottom plate are fixedly installed by a latch, so that the block blocks the column slide slot, and the slide seat inside the slide slot can no longer slide out. The slide seat is placed inside the slide slot, and after the position of the slide seat is adjusted, the disc and the slide seat are fixed by tightening screws, and then the top plate and the disc are threadedly installed to fix the position of the plug-in column, thereby achieving the effect of convenient disassembly and installation of the plug-in column. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a rear view of the utility model;

[0023] Figure 3 It is the right view of the utility model;

[0024] Figure 4 For this utility model Figure 2 A partial enlarged view of the middle part.

[0025] In the figure: 1 base, 2 body, 3 placement component, 31 installation position, 311 bottom plate, 312 block, 313 latch, 314 slide groove, 32 placement position, 321 slide seat, 322 fastening screw, 323 disk, 324 top plate, 325 wire plug post, 4 limit component, 41 limit position, 411 roller 1, 412 limit post, 413 roller 2, 42 wire clamping position, 421 frame, 422 L-shaped through hole, 423 wire clamp. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0028] Example 1

[0029] The preferred embodiment of the four-thread overlock sewing machine for hemming provided by the utility model is as follows: Figure 1-4 Shown: A four-thread overlock sewing machine for hemming, comprising:

[0030] A base 1, a body 2 is fixedly mounted on the top of the base 1, and a workbench 5 is fixedly mounted on the top of the base 1;

[0031] A placement component 3 is fixedly mounted on the back of the body 2;

[0032] The placement component 3 includes a mounting portion 31 and a placement portion 32;

[0033] The installation part 31 includes a bottom plate 311, a stopper 312 is movably installed inside the bottom plate 311, a latch 313 is movably installed inside the stopper 312, a slide groove 314 is provided inside the bottom plate 311, the bottom plate 311 is fixedly installed on the back of the body 2, the stopper 312 and the slide groove 314 are adapted to each other, the bottom end of the latch 313 sequentially penetrates the stopper 312 and the bottom plate 311, and the bottom end of the latch 313 extends to the inside of the bottom plate 311, the stopper 312 and the bottom plate 311 are fixedly installed by the latch 313; the stopper 312 and the bottom plate 311 are fixedly installed by the latch 313, so that the stopper 312 blocks the slide groove 314, and the slide seat 321 inside the slide groove 314 can no longer slide out;

[0034] The placement part 32 includes a slide seat 321, a fastening screw 322 is fixedly installed on the top of the slide seat 321 through a thread, a disc 323 is arranged on the top of the slide seat 321, a top plate 324 is fixedly installed on the top of the disc 323 through a thread, a plug-in column 325 is fixedly installed on the top of the top plate 324, the slide seat 321 is movably installed inside the slide groove 314, the slide seat 321 is adapted to the slide groove 314, the bottom end of the fastening screw 322 passes through the disc 323 and the slide seat 321 in sequence, and the bottom end of the fastening screw 322 extends The disc 323 is screwed onto the slide 321 and fixed onto the slide 321 by means of the screws 322. The bottom of the top plate 324 contacts the top of the screws 322. The slide 321 is placed into the slot 314. After the position of the slide 321 is adjusted, the disc 323 is placed on the top of the slide 321. The two are fixed onto the slots 322. The top plate 324 and the disc 323 are screwed onto the slide 321. The position of the plug-in post 325 is fixed. The wire reel is then plugged onto the plug-in post 325.

[0035] Example 2

[0036] On the basis of Example 1, a preferred embodiment of a four-thread overlock sewing machine for hemming provided by the utility model is as follows Figure 1-4 As shown: the limit assembly 4 is fixedly installed on the top of the body 2;

[0037] The limiting assembly 4 includes a limiting portion 41 and a clamping portion 42;

[0038] The limiting part 41 includes a roller 1 411, a limiting column 412 is fixedly installed linearly and equidistantly on the top of the body 2, a roller 2 413 is movably installed on the top of the body 2, the roller 1 411 and the body 2 are movably installed, both ends of the roller 1 411 pass through the body 2 and extend to the inside of the body 2, both ends of the roller 2 413 pass through the body 2 and extend to the inside of the body 2, and the tops of the roller 1 411 and the roller 2 413 pass through the body 2 and extend to the top of the body 2; the thread end of the bobbin is led to the top of the body 2, the thread end contacts the top of the roller 1 411, and the thread end continues to pass between the limiting columns 412, and then contacts the top of the roller 2 413;

[0039] The wire clamping part 42 includes a frame 421, an L-shaped through hole 422 is opened inside the frame 421, a wire clamp 423 is linearly and equidistantly fixedly installed at one end of the frame 421 near the bottom, the frame 421 is fixedly installed to the body 2, the outer periphery of the roller 2 413 passes through the L-shaped through hole 422 and extends to the inside of the L-shaped through hole 422, the wire clamp 423 is aligned with the wire plug-in column 325; the thread end continues to pass through the L-shaped through hole 422, and after passing through the wire clamp 423, it is connected to the needle part of the body 2.

[0040] When in use, the stopper 312 is fixed to the bottom plate 311 by the pin 313, so that the stopper 312 blocks the column slide slot 314, and the slide seat 321 inside the slide slot 314 can no longer slide out. The slide seat 321 is placed inside the slide slot 314. After adjusting the position of the slide seat 321, the disk 323 is placed on the top of the slide seat 321, and the two are fixed by tightening the screw 322. Then, the top plate 324 and the disk 323 are threadedly installed, and the position of the wire plug post 325 is fixed. Then, the wire reel is plugged into the wire plug post 325, and the thread end of the wire reel is led to the top of the body 2. The thread end contacts the top of roller 1 411, and the thread end continues to pass between the limit posts 412, and then contacts the top of roller 2 413. The thread end continues to pass through the L-shaped through hole 422, passes through the clamp 423, and is connected to the needle part of the body 2.

[0041] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A four-thread overlock sewing machine for hemming, characterized in that: include: A base (1), a body (2) is fixedly mounted on the top of the base (1), and a workbench (5) is fixedly mounted on the top of the base (1); A placement component (3), wherein the placement component (3) is fixedly mounted on the back of the machine body (2); Wherein, the placement component (3) comprises a mounting portion (31) and a placement portion (32); A limit assembly (4), wherein the limit assembly (4) is fixedly mounted on the top of the machine body (2); Wherein, the limiting component (4) comprises a limiting portion (41) and a wire clamping portion (42).

2. A four-thread overlock sewing machine for hemming according to claim 1, characterized in that: The installation part (31) comprises a bottom plate (311), a stopper (312) is movably installed inside the bottom plate (311), a latch (313) is movably installed inside the stopper (312), and a slide groove (314) is provided inside the bottom plate (311).

3. A four-thread overlock sewing machine for hemming according to claim 2, characterized in that: The bottom plate (311) is fixedly mounted on the back of the machine body (2); the stopper (312) and the slide groove (314) are matched with each other; the bottom end of the latch (313) passes through the stopper (312) and the bottom plate (311) in sequence; and the bottom end of the latch (313) extends to the inside of the bottom plate (311); the stopper (312) and the bottom plate (311) are fixedly mounted by the latch (313) to limit position.

4. A four-thread overlock sewing machine for hemming according to claim 1, characterized in that: The placement part (32) includes a slide seat (321), a fastening screw (322) is fixedly installed on the top of the slide seat (321) by means of a thread, a disc (323) is arranged on the top of the slide seat (321), a top plate (324) is fixedly installed on the top of the disc (323) by means of a thread, and a plug-in column (325) is fixedly installed on the top of the top plate (324).

5. A four-thread overlock sewing machine for hemming according to claim 4, characterized in that: The slide seat (321) is movably installed inside the slide groove (314), and the slide seat (321) is adapted to the slide groove (314). The bottom end of the fastening screw (322) passes through the disc (323) and the slide seat (321) in sequence, and the bottom end of the fastening screw (322) extends to the inside of the slide seat (321). The disc (323) and the slide seat (321) are threadedly fixed by the fastening screw (322), and the bottom end of the top plate (324) contacts the top of the fastening screw (322).

6. A four-thread overlock sewing machine for hemming according to claim 1, characterized in that: The limiting part (41) includes a first roller (411), a limiting column (412) is fixedly installed linearly and equidistantly on the top of the body (2), and a second roller (413) is movably installed on the top of the body (2).

7. A four-thread overlock sewing machine for hemming according to claim 6, characterized in that: The roller one (411) is movably mounted on the machine body (2); both ends of the roller one (411) penetrate the machine body (2) and extend to the interior of the machine body (2); both ends of the roller two (413) penetrate the machine body (2) and extend to the interior of the machine body (2); and the tops of the roller one (411) and the roller two (413) penetrate the machine body (2) and extend to the top of the machine body (2).

8. A four-thread overlock sewing machine for hemming according to claim 1, characterized in that: The wire clamping part (42) includes a frame (421), an L-shaped through hole (422) is provided inside the frame (421), a wire clamp (423) is linearly and equidistantly fixedly installed at one end of the frame (421) close to the bottom, the frame (421) is fixedly installed with the body (2), the outer periphery of the roller 2 (413) passes through the L-shaped through hole (422) and extends to the inside of the L-shaped through hole (422), and the wire clamp (423) is aligned with the wire plug-in column (325).

Images