阅读说明：本技术 缝料薄厚模块化检测装置及缝纫机 (Sewing material thickness modularization detection device and sewing machine ) 是由 宋国庆 徐永明 赵林蔚 金琳 于 2019-10-14 设计创作，主要内容包括：本发明涉及缝纫机技术领域,尤其涉及一种缝料薄厚模块化检测装置及包括该缝料薄厚模块化检测装置的缝纫机。该缝料薄厚模块化检测装置包括：支撑主体,支撑主体与缝纫机本体为相互独立的分体件并具有用于与缝纫机本体可拆卸连接的安装部,支撑主体内部形成有封闭的容纳空间；活动体,可活动地设于容纳空间内,活动体的一端伸出容纳空间并位于缝料的上方,缝料的厚度发生变化时,通过缝料与活动体的接触使活动体发生运动；以及检测机构,设于容纳空间内,用于检测活动体的运动幅度大小并将检测信息输送给缝纫机本体的控制模块。将活动体和检测机构均设于支撑主体容纳空间内,构成独立的模块化装置,形成封闭式的整体结构,防尘效果好、拆装方便。(The invention relates to the technical field of sewing machines, in particular to a modularized detection device for sewing material thickness and a sewing machine comprising the modularized detection device for sewing material thickness. This seam material thin and thick modularization detection device includes: the support main body and the sewing machine body are mutually independent and are divided into pieces and provided with a mounting part for being detachably connected with the sewing machine body, and a closed accommodating space is formed inside the support main body; the movable body is movably arranged in the accommodating space, one end of the movable body extends out of the accommodating space and is positioned above the sewing material, and when the thickness of the sewing material is changed, the movable body moves by the contact of the sewing material and the movable body; and the detection mechanism is arranged in the accommodating space and used for detecting the motion amplitude of the movable body and conveying the detection information to the control module of the sewing machine body. The movable body and the detection mechanism are arranged in the accommodating space of the support main body, so that an independent modular device is formed, a closed integral structure is formed, and the dustproof effect is good and the disassembly and assembly are convenient.)

1. A seam material thin and thick modularization detection device is characterized by comprising:

the support device comprises a support main body (1), wherein the support main body (1) and a sewing machine body are mutually independent and are separated and provided with a mounting part (11) detachably connected with the sewing machine body, and a closed accommodating space is formed inside the support main body (1);

the movable body (2) is movably arranged in the accommodating space, one end of the movable body (2) extends out of the accommodating space and is positioned above the sewing material, and when the thickness of the sewing material changes, the movable body (2) moves through the contact between the sewing material and the movable body (2); and

the detection mechanism is arranged in the accommodating space and used for detecting the motion amplitude of the movable body (2) and conveying detection information to the control module of the sewing machine body.

2. The modularized sewing material thickness detection device according to claim 1, wherein a limiting member (3) is disposed on one end of the movable body (2) extending out of the accommodating space, and the limiting member (3) is used for being matched and abutted with an upper surface of a presser foot (9) of the sewing machine body.

3. The modular detection device of thin and thick slit material according to claim 1, characterized in that the supporting body (1) comprises a housing (13) and a cover (14) mounted on the housing (13), the cover (14) and the housing (13) forming the accommodating space therebetween.

4. The modular thin and thick sewing material detection device according to claim 1, wherein the detection mechanism comprises a detection element (5) arranged in the accommodating space and a detected element (6) arranged on the movable body (2), the detection element (5) is connected with the control module, and the movable body (2) moves to drive the detected element (6) to displace relative to the detection element (5).

5. The modular detection device for thickness of sewing material according to claim 1, characterized in that the movable body (2) is disposed in the accommodation space in a manner of linear reciprocating motion relative to the support body (1).

6. The modular detection device of thickness of sewing material according to claim 5, characterized in that an elastic member (7) is arranged in the accommodating space, and the elastic member (7) is elastically pressed between the movable body (2) and the support main body (1) along the movement direction of the movable body (2).

7. The modularized detection device for the thickness of the sewing material according to claim 5, wherein the supporting body (1) is provided with a limiting portion (16) located in the accommodating space, the movable body (2) is provided with a limiting groove (21) extending along the movement direction of the movable body (2), and the limiting portion (16) is inserted into the limiting groove (21) and is in clamping fit with the upper end of the limiting groove (21).

8. The modular thin and thick sewing material detection device of claim 7, wherein an elastic member (7) is arranged in the accommodating space, and the elastic member (7) is elastically pressed between the lower end of the limiting groove (21) and the limiting part (16).

9. The modular detection device for thickness of sewing material according to claim 1, characterized in that the movable body (2) is arranged in the accommodating space in a manner of swinging back and forth relative to the support body (1).

10. A sewing machine comprising the modular apparatus for detecting thickness of a sewing material according to any one of claims 1 to 9.

Technical Field

The invention relates to the technical field of sewing machines, in particular to a modularized detection device for sewing material thickness and a sewing machine comprising the modularized detection device for sewing material thickness.

Background

The sewing machine is provided with a sewing material thickness detection device which is used for identifying the change of the sewing material thickness (such as thickening of the sewing material, thinning of the sewing material and stalk passing of the sewing material) in the sewing process so as to facilitate the control system of the sewing machine to correspondingly adjust the sewing speed.

The existing sewing material thickness detection device is complex in structure and high in cost, is exposed outside, and inevitably causes the detection element to be stuck and crashed due to pollution of thread fluff and cloth scraps, so that faults occur.

Disclosure of Invention

The invention aims to solve the technical problem of providing a sewing material thickness modular detection device which is simple in structure, convenient to disassemble and assemble and capable of avoiding pollution of sewing environment so as to overcome the defects in the prior art.

In order to solve the technical problems, the invention adopts the following technical scheme:

a modular thin and thick detection device for sewing material comprises: the support main body and the sewing machine body are mutually independent and are divided into pieces and provided with a mounting part for being detachably connected with the sewing machine body, and a closed accommodating space is formed inside the support main body; the movable body is movably arranged in the accommodating space, one end of the movable body extends out of the accommodating space and is positioned above the sewing material, and when the thickness of the sewing material is changed, the movable body moves by the contact of the sewing material and the movable body; and the detection mechanism is arranged in the accommodating space and used for detecting the motion amplitude of the movable body and conveying the detection information to the control module of the sewing machine body.

Preferably, one end of the movable body extending out of the accommodating space is provided with a limiting part, and the limiting part is used for being abutted with the upper surface of the presser foot of the sewing machine body in a matched manner.

Preferably, the support body includes a housing and a cover mounted on the housing, the cover and the housing forming an accommodating space therebetween.

Preferably, detection mechanism is including locating the detecting element in the accommodation space and locating the measured component on the movable body, and detecting element is connected with control module, and the movable body drives the relative detecting element of measured component and takes place the displacement when taking place the motion.

Preferably, the movable body is disposed in the accommodating space so as to be linearly reciprocated relative to the support main body.

Preferably, an elastic member is disposed in the accommodating space, and the elastic member elastically presses between the movable body and the support body along the moving direction of the movable body.

Preferably, the support main part is provided with a limiting part located in the accommodating space, the movable body is provided with a limiting groove extending along the moving direction of the movable body, and the limiting part is inserted into the limiting groove and is in clamping fit with the upper end of the limiting groove.

Preferably, an elastic part is arranged in the accommodating space, and the elastic part elastically presses against the space between the lower end of the limiting groove and the limiting part.

Preferably, the movable body is arranged in the accommodating space in a manner of swinging back and forth relative to the support body.

A sewing machine comprises the modularized sewing material thickness detection device.

Compared with the prior art, the invention has the remarkable progress that:

the movable body and the detection mechanism are arranged in the accommodating space in the supporting main body, so that on one hand, a closed integral structure is formed, closed detection operation is realized, the dustproof effect is good, the detection mechanism can be effectively prevented from being polluted by thread hair or cloth scraps in a sewing environment, a clean detection environment is provided for the detection mechanism, and the stability and the durability of the detection device can be improved; on the other hand, the independent modularization device is formed, the installation part on the main body can be supported to realize quick assembly and disassembly on the sewing machine body, the sewing machine has the advantages of simple structure, convenience in assembly and disassembly and low cost, the occupied space is small, and a large enough operation visual field can be provided for operators.

Drawings

Fig. 1 is a schematic structural view of a view angle when the modularized detection device for detecting the thickness of the sewing material according to the first embodiment of the present invention is assembled on a sewing machine body.

Fig. 2 is a schematic structural diagram of another view angle when the modularized detection device for detecting the thickness of the sewing material according to the first embodiment of the invention is assembled on a sewing machine body.

Fig. 3 is a schematic structural diagram of a seam material thickness modular detection device according to a first embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the seam material thickness modularized detection device according to the first embodiment of the present invention, after a cover is removed.

Fig. 5 is a schematic front view of the seam material thickness modularized detection device of the first embodiment of the present invention with the cover removed.

Fig. 6 is a schematic installation diagram of the detection element of the seam material thin and thick modular detection device according to the first embodiment of the invention.

Fig. 7 is a schematic structural diagram of a movable body of the seam material thickness modular detection apparatus according to the first embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a housing of the seam material thin and thick modular detection device according to the first embodiment of the invention.

Fig. 9 is a schematic structural view of a seam material thickness modularized detection device according to a second embodiment of the present invention, with a cover removed.

Fig. 10 is a schematic front view of a seam material thickness modularized detection device according to a second embodiment of the present invention with a cover removed.

Fig. 11 is a schematic structural diagram of a housing of the seam material thin and thick modular detection device according to the second embodiment of the present invention.

Fig. 12 is a schematic structural diagram of a seam material thickness modular detection device according to a third embodiment of the present invention.

Fig. 13 is a schematic structural view of a seam material thickness modularized detection device according to a third embodiment of the present invention, after a cover is removed.

Fig. 14 is a schematic front view of a seam material thickness modularized detection device according to a third embodiment of the present invention with a cover removed.

Fig. 15 is a schematic structural view of a movable body of the seam material thin and thick modular detection device according to the third embodiment of the present invention.

Fig. 16 is a schematic structural diagram of a housing of a seam material thin and thick modular detection device according to a third embodiment of the present invention.

Wherein the reference numerals are as follows:

1. support body 11, mounting part

12. Mounting hole 13, casing

14. Sealing cover 15, chute

16. Limiting part 17 and second waist-shaped hole

18. Adjusting screw 19, first connecting screw

2. Movable body 21, limiting groove

22. Guide part 23, hinge shaft

24. Hinge hole 3, locating part

4. Adjusting piece 41 and first kidney-shaped hole

5. Detection element 51, support

52. Second connecting screw 6, element under test

7. Elastic member 8, presser foot support

9. Pressure foot 10, mounting screw

Detailed Description

The following describes an embodiment of the present invention in further detail with reference to fig. 1 to 16. These embodiments are merely illustrative of the present invention and are not intended to limit the present invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.