Needle plate of clothes overlock sewing machine

Abstract

The utility model belongs to the technical field of sewing equipment, and discloses a clothes overlock sewing machine needle plate which comprises a needle plate body and an eye plate arranged on the needle plate body in a sliding mode, the eye plate is provided with various types and specifications to be replaced, the eye plate is detachably connected with the needle plate body, and an installation groove allowing the eye plate to be detachably installed is formed in the needle plate body. A guide mechanism capable of guiding installation of the eye plate is arranged between the installation groove and the eye plate, a limiting mechanism capable of fixing the eye plate installed in the installation groove is further arranged on the needle plate body, and a connecting device fixedly installed on the overlock sewing machine is arranged on one side of the needle plate body in a sliding mode. The eye plate is designed to be replaceable, the eye plate with the proper width is selected according to different clothes types to be installed on the needle plate to be subjected to overlock processing, and the overlock effect of the clothes is better and more attractive.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewing equipment, and in particular relates to a needle plate of a clothing overlock machine. Background Art

[0002] The overlock machine is a commonly used sewing equipment, which is mainly used to overlock the edges of clothes to prevent the edges from unraveling or fraying.

[0003] The needle plate of the overlock machine is an important component of the overlock machine. Its main function is to fix and guide the sewing machine needle to ensure that the sewing machine needle can accurately penetrate the fabric during the sewing process and complete the sewing task.

[0004] However, the width of the lace sewed by the existing overlocking machine mainly depends on the width of the eye plate in the needle plate, but the eye plate is often integrally formed, which makes it inconvenient for the overlocking machine to sew lace of different widths, and thus it is inconvenient to overlock different types of clothes.

[0005] For this reason, a needle plate of a clothes overlock machine is proposed. Utility Model Content

[0006] In view of some or all of the above-mentioned technical problems, the purpose of the utility model is to provide a needle plate of a clothing hemming machine, in which the eye plate is replaceable. Eye plates of suitable width are selected according to different types of clothes and installed on the needle plate for hemming processing, so that the clothing hemming effect is better and more beautiful.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A needle plate of a clothing overlock machine, comprising a needle plate body and an eye plate slidably arranged on the needle plate body, wherein the eye plate is arranged in a variety of models and specifications for replacement, and the eye plates are all detachably connected to the needle plate body;

[0009] The needle plate body is provided with a mounting groove for detachable mounting of the eye plate;

[0010] A guide mechanism capable of guiding the installation of the eye plate is arranged between the installation groove and the eye plate;

[0011] The needle plate body is also provided with a limiting mechanism capable of fixing the eye plate installed in the mounting groove;

[0012] A connection device fixedly mounted with the overlocking machine is slidably arranged on one side of the needle plate body.

[0013] Preferably, the guide mechanism comprises slide grooves arranged on two parallel sides of the mounting groove and guide blocks arranged on both sides of the eye plate, and the guide blocks are slidably connected to the slide grooves.

[0014] Preferably, the slide grooves are arranged asymmetrically.

[0015] Preferably, the limiting mechanism includes a through hole arranged on the needle plate body, a control rod capable of sliding freely in the through hole is arranged in the through hole, a control end is arranged at the end of the control rod located outside the needle plate body, a reset spring capable of resetting the control rod is also arranged in the through hole, and a positioning block is arranged at the end of the control rod away from the control end.

[0016] Preferably, a positioning groove into which the positioning block can be inserted is arranged at a position of the eye plate close to the through hole, and the positioning groove is clearance-matched with the positioning block.

[0017] Preferably, the connecting device comprises two first connecting blocks slidably connected to the needle plate body, a second connecting block is slidably arranged at one end of the first connecting block away from the needle plate body, and a receiving compartment capable of receiving the second connecting block is arranged on the first connecting block.

[0018] Preferably, a fixing mechanism capable of fixing the moving positions of the two first connecting blocks is also arranged on the needle plate body.

[0019] Preferably, the fixing mechanism comprises a plurality of first card slots arranged at equal intervals on the needle plate body and a second card slot arranged on the first connecting block, and the first card slot and the second card slot are spliced ​​together to form a third card slot;

[0020] The fixing mechanism also includes a fixing plate matched with the third card slot, and the fixing plate is fixed in the third card slot by screws.

[0021] Compared with the prior art, the beneficial effects of the utility model are:

[0022] (1) By arranging the needle plate body and the eye plate as a split structure, the eye plate can be detachably connected to the needle plate body, and the eye plate of appropriate width is selected according to different types of clothes and then installed for edge locking processing, so that the edge locking effect of the clothes is better and more beautiful.

[0023] (2) By arranging a limiting mechanism on the needle plate body that can fix the eye plate installed in the installation groove, it is faster and more convenient to replace the eye plate, and it is easy to disassemble and assemble the eye plate.

[0024] (3) By arranging the portion where the overlock machine is installed to be slidably connected to the needle plate body, the versatility of the needle plate is improved, and it can be matched with overlock machines of more brands and models. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0026] Figure 2 for Figure 1 A in the enlarged view;

[0027] Figure 3 The structure of the utility model is shown in FIG. Figure 2 ;

[0028] Figure 4 This is a schematic diagram of the installation structure of the fixed plate of the utility model;

[0029] Figure 5 The structure of the utility model in the installation state is shown in FIG. Figure 1 ;

[0030] Figure 6 The structure of the utility model in the installation state is shown in FIG. Figure 2 ;

[0031] Figure 7 for Figure 6 Sectional view at point B in the figure.

[0032] Description of reference numerals:

[0033] 1-needle plate body, 2-eye plate, 3-mounting groove, 4-slide groove, 5-guide block, 6-through hole, 7-control rod, 8-control end, 9-reset spring, 10-positioning block, 11-positioning groove, 12-first connecting block, 13-second connecting block, 14-slot one, 15-slot two, 16-slot three, 17-fixing plate. DETAILED DESCRIPTION

[0034] 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.

[0035] Embodiment 1:

[0036] like Figure 1-Figure 3As shown, the present embodiment provides a needle plate of a clothing hemming machine, comprising a needle plate body 1 and an eye plate 2 slidably arranged on the needle plate body 1. The eye plate 2 is arranged with a variety of models and specifications for replacement and use. Eye plates 2 of suitable width are selected according to different types of clothes for hemming processing, and the clothing hemming effect is better and more beautiful. The eye plates 2 are detachably connected to the needle plate body 1, which is convenient for replacement according to processing requirements. A mounting groove 3 for detachable installation of the eye plate 2 is arranged on the needle plate body 1, and a guide mechanism capable of guiding the installation of the eye plate 2 is arranged between the mounting groove 3 and the eye plate 2, so as to facilitate quick and accurate installation of the eye plate 2; specifically, the guide mechanism comprises slide grooves 4 arranged on two parallel sides of the mounting groove 3 and guide blocks 5 arranged on both sides of the eye plate 2, and the guide blocks 5 are slidably connected to the slide grooves 4. When installing the eye plate 2, the guide blocks 5 on both sides are aligned with the slide grooves 4 and installed, so that the eye plate 2 can be accurately installed into the mounting grooves 3.

[0037] Among them, the asymmetrical arrangement of the slide groove 4 will enhance the fixing effect when the eye plate 2 is fixed in the installation groove 4 compared with the symmetrical arrangement of the slide groove 4, so that the eye plate 2 can be more stably fixed on the needle plate body 1, and the processing requirements of the integrated lock-edge machine needle plate can be met during the lock-edge processing.

[0038] like Figure 6-Figure 7 As shown, the needle plate body 1 is also provided with a limiting mechanism capable of fixing the eye plate 2 installed in the mounting groove 3, so as to facilitate fixing the eye plate 2 in the mounting groove 3 and make replacement of the eye plate quicker and more convenient; specifically, the limiting mechanism comprises a through hole 6 arranged on the needle plate body 1, a control rod 7 capable of sliding freely in the through hole 6 is arranged in the through hole 6, a control end 8 is arranged at the end of the control rod 7 outside the needle plate body 1, a reset spring 9 capable of resetting the control rod 7 is also arranged in the through hole 6, a positioning block 10 is arranged at the end of the control rod 7 away from the control end 8, and the eye plate 2 is close to the through hole 6. A positioning groove 11 for inserting the positioning block 10 is arranged at the position, and the positioning groove 11 and the positioning block 10 are clearance-matched. When replacing the eye plate 2, the control end 8 is pulled to pull the control rod 7, and the positioning block 10 is pulled out of the positioning groove 11, and the reset spring 9 is compressed and deformed to generate elastic potential energy. At this time, the eye plate 2 can be pulled out of the installation groove 11 by pulling the eye plate 2, and other types of eye plates 2 are replaced and installed in the installation groove 3. The reset spring 9 resets the control rod 7 and the positioning block 10 when the control end 8 is not pulled, and the positioning block 10 is stuck in the positioning groove 11, thereby completing the fixation of the eye plate 2.

[0039] Embodiment 2:

[0040] like Figure 4-Figure 7As shown, on the basis of Example 1, in order to improve the versatility of the needle plate and match more brands and models of overlocking machines, a connecting device fixedly installed with the overlocking machine is slidably arranged on one side of the needle plate body 1. Specifically, the connecting device includes two first connecting blocks 12 slidably connected to the needle plate body 1, and a second connecting block 13 is slidably arranged at one end of the first connecting block 12 away from the needle plate body 1. The second connecting block 13 is provided with a mounting hole installed with the overlocking machine, and a accommodating bin capable of accommodating the second connecting block 13 is provided on the first connecting block 12. During installation, a gasket of appropriate shape and thickness needs to be selected according to the machine model and placed under the needle plate body 1 or under the first connecting block 12 and the second connecting block 13 for leveling. The installed needle plate body 1 needs to be arranged horizontally for normal use. The gasket can be cut separately according to the installation position of the overlocking machine. A fixing mechanism capable of fixing the moving position of the two first connecting blocks 12 is also arranged on the needle plate body 1. Specifically, it includes a plurality of slots 14 arranged at equal intervals on the needle plate body 1 and slots 2 15 arranged on the first connecting block 12. When slots 14 and slots 2 15 are spliced ​​together, slots 3 16 are formed. The fixing mechanism also includes a fixing plate 17 matching slots 3 16. The fixing plate 17 is fixed in slots 3 16 by screws.

[0041] The positions of the two first connecting blocks 12 are adjusted by controlling the two first connecting blocks 12 to slide on the needle plate body 1, and the second connecting block 13 is controlled to slide on the first connecting block 12. The distance extended by the second connecting block 13 on the first connecting block 12 is adjusted until the mounting hole on the second connecting block 13 is aligned with the reserved mounting hole of the overlocking machine. The sliding distance of the first connecting block 12 does not need to be limited. After the needle plate body 1 is installed, the needle plate body 1 is placed in the mounting groove of the needle plate of the overlocking machine. With the help of the gasket, the needle plate will be fixed in the mounting groove of the needle plate of the overlocking machine in the horizontal direction. At the same time, to ensure the versatility of the installation of the needle plate body 1, the volume of the needle plate body 1 is slightly smaller, and the gap between the mounting groove of the needle plate of the overlocking machine and the needle plate is filled with a gasket.

[0042] Working principle: according to the different processed garments, choose the eye plate 2 with the matching width, align the guide blocks 5 on both sides of the eye plate 2 with the slide groove 4 and install them, pull the control end 8 to pull the control rod 7, compress the reset spring 9 to generate elastic potential energy, and then accurately install the eye plate 2 into the installation groove 3, then release the control end 8, under the action of the reset spring 9, the positioning block 10 is clamped into the positioning groove 11, so as to complete the fixation of the eye plate 2;

[0043] When installing the needle plate to the overlock machine, place the needle plate with the eye plate 2 installed in the mounting groove of the overlock machine, and adjust the positions of the two first connecting blocks 12 by controlling the two first connecting blocks 12 to slide on the needle plate body 1, so that the slot one 14 and the slot two 15 are spliced ​​together to form the slot three 16, and place the fixing plate 17 in the slot three 16, and fix the fixing plate 17 in the slot three 16 by screws, and control the second connecting block 13 to slide on the first connecting block 12, and adjust the distance that the second connecting block 13 extends on the first connecting block 12, so that the mounting hole on the second connecting block 13 is aligned with the reserved mounting hole of the overlock machine, and then cut the gasket according to the needs, and place the gasket in the gap between the needle plate and the needle plate mounting groove, and then use screws to fix the needle plate to the overlock machine.

[0044] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A needle plate for a clothing overlock machine, characterized in that: It comprises a needle plate body (1) and an eye plate (2) slidably arranged on the needle plate body (1), wherein the eye plate (2) is arranged in a variety of models and specifications for replacement, and the eye plate (2) is detachably connected to the needle plate body (1); The needle plate body (1) is provided with a mounting groove (3) for the eye plate (2) to be detachably mounted; A guide mechanism capable of guiding the installation of the eye plate (2) is arranged between the installation groove (3) and the eye plate (2); The needle plate body (1) is also provided with a limiting mechanism capable of fixing the eye plate (2) installed in the installation groove (3); A connection device fixedly mounted with an overlocking machine is slidably arranged on one side of the needle plate body (1).

2. A needle plate for a clothing overlock machine according to claim 1, characterized in that: The guide mechanism comprises a slide groove (4) arranged on two parallel sides of the installation groove (3) and a guide block (5) arranged on both sides of the eye plate (2); the guide block (5) is slidably connected to the slide groove (4).

3. A needle plate for a clothing overlock machine according to claim 2, characterized in that: The slide grooves (4) are arranged asymmetrically.

4. A needle plate for a garment overlocking machine according to claim 1, characterized in that: The limiting mechanism comprises a through hole (6) arranged on the needle plate body (1), a control rod (7) capable of sliding freely in the through hole (6) being arranged in the through hole (6), a control end (8) being arranged at the end of the control rod (7) located outside the needle plate body (1), a reset spring (9) capable of resetting the control rod (7) being also arranged in the through hole (6), and a positioning block (10) being arranged at one end of the control rod (7) away from the control end (8).

5. A needle plate for a clothing overlock machine according to claim 4, characterized in that: A positioning groove (11) capable of being inserted into a positioning block (10) is arranged at a position of the eye plate (2) close to the through hole (6), and the positioning groove (11) is clearance-matched with the positioning block (10).

6. The needle plate of a clothing overlock machine according to claim 1, characterized in that: The connecting device comprises two first connecting blocks (12) slidably connected to the needle plate body (1); a second connecting block (13) is slidably arranged at one end of the first connecting block (12) away from the needle plate body (1); and a receiving compartment capable of receiving the second connecting block (13) is arranged on the first connecting block (12).

7. A needle plate for a garment overlocking machine according to claim 6, characterized in that: The needle plate body (1) is also provided with a fixing mechanism capable of fixing the moving positions of the two first connecting blocks (12).

8. The needle plate of a clothing overlock machine according to claim 7, characterized in that: The fixing mechanism comprises a plurality of first card slots (14) arranged at equal intervals on the needle plate body (1) and second card slots (15) arranged on the first connecting block (12); the first card slots (14) and the second card slots (15) are spliced ​​together to form third card slots (16); The fixing mechanism also includes a fixing plate (17) matching the third card slot (16), and the fixing plate (17) is fixed in the third card slot (16) by screws.

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