CN213447585U

CN213447585U - Thread trimming device of sewing machine

Info

Publication number: CN213447585U
Application number: CN202021834425.XU
Authority: CN
Inventors: 赵元珍
Original assignee: Tianjin Hongyun Life Technology Co ltd
Current assignee: Tianjin Hongyun Life Technology Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-06-15
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a thread trimming device of a sewing machine, which comprises a workbench and the sewing machine, wherein the sewing machine is fixedly connected with the top surface of the workbench through screws, and supporting legs are welded at four top corners of the bottom surface of the workbench; the top of workstation is provided with the line box of cutting that has raising and lowering functions, the inside sliding connection who cuts the line box has the carriage, the first electric putter of inside fixedly connected with of carriage, first electric putter's removal end is rotated and is connected with the connecting rod of two symmetries, two first electric putter's one end is all rotated to be connected with the blade that is used for cutting the line, two to the connecting rod the middle part of blade is rotated and is connected. The utility model discloses a business turn over of second electric putter control carriage, through opening and shutting of first electric putter and connecting rod control blade, through the lift of third electric putter control trimming box, whole device structure is small and exquisite, rationally distributed, nimble changeable, can effectively accomplish trimming work fast.

Description

Thread trimming device of sewing machine

Technical Field

The utility model relates to a sewing machine equipment field specifically is a sewing machine trimming device.

Background

A sewing machine is a machine that uses one or more sewing threads to form one or more stitches in a material to be sewn, thereby interweaving or stitching one or more layers of material. The sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastic, paper and the like, the sewed stitches are neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and artistic forms such as hand-push embroidery computer embroidery and the like are derived.

Need tailor to the line after sewing machine stitches, traditional thread trimming structural mounting is in sewing machine's inside, and the position that drives through the electro-magnet and cut the drum takes place to remove and accomplishes the thread trimming work, and this kind of device structure is complicated, the cost is higher to because of it installs in sewing machine's inside, it is very inconvenient to maintain. In order to solve the problems, the thread cutting device of the sewing machine is improved.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a thread trimming device of a sewing machine, which comprises a workbench and the sewing machine, wherein the sewing machine is fixedly connected with the top surface of the workbench through screws, supporting legs are welded at four top corners of the bottom surface of the workbench, and anti-skid pads are bonded at the bottoms of the supporting legs; the top of workstation is provided with the line box of cutting that has raising and lowering functions, the inside sliding connection who cuts the line box has the carriage, the first electric putter of inside fixedly connected with of carriage, first electric putter's removal end is rotated and is connected with the connecting rod of two symmetries, two first electric putter's one end is all rotated to be connected with the blade that is used for cutting the line, two to the connecting rod the middle part of blade is rotated and is connected.

As a preferred technical scheme of the utility model, the inside fixedly connected with of cutting the line box is used for controlling the second electric putter of cutting the line box of carriage business turn over, the one end fixed connection of blade is kept away from with the carriage to second electric putter's removal end.

As a preferred technical scheme of the utility model, the inside fixedly connected with of cutting the line box is used for improving carriage mobility stability's spacing, carriage and spacing sliding connection.

As an optimal technical scheme of the utility model, two the rotation junction of blade rotates jointly and is connected with the dead lever, the both ends of dead lever all with the inner wall fixed connection of carriage.

As a preferred technical scheme of the utility model, the inside car of workstation has the vertical ascending mounting groove of opening, fixedly connected with third electric putter in the mounting groove, cut line box bottom and third electric putter's removal end fixed connection.

As a preferred technical scheme of the utility model, the bottom sliding connection of workstation has the drawer that is used for the storing, the handle of passing through screw fixedly connected with of drawer side to the one corner that the handle was kept away from to the drawer is provided with the recess of being convenient for install third electric putter.

As an optimal technical scheme of the utility model, sewing machine's outer wall fixedly connected with control panel, first electric putter, second electric putter and third electric putter all with control panel electric connection to control panel and the inside control system electric connection of sewing machine.

As an optimized technical scheme of the utility model, four apex angles of workstation are fillet structure.

The utility model has the advantages that:

the utility model provides a, this kind of sewing machine thread trimming device passes through the business turn over of second electric putter control carriage, through opening and shutting of first electric putter and connecting rod control blade, cuts the lift of line box through third electric putter control, and whole device structure is small and exquisite, rationally distributed, nimble changeable, can effectively accomplish the thread trimming work fast.

The fixed rod plays a limiting role in the blade, and the limiting frame improves the stability of the sliding frame during moving.

And thirdly, the first electric push rod, the second electric push rod and the third electric push rod are electrically connected with the control panel, the control panel is electrically connected with a control system inside the sewing machine, and the whole set of device is easy to control and convenient to operate.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic perspective view of a thread trimming device of a sewing machine according to the present invention;

FIG. 2 is a schematic view of the internal structure of a thread trimming box of the thread trimming device of the sewing machine of the present invention;

FIG. 3 is a cross-sectional view of a worktable of a thread trimming device of a sewing machine according to the present invention;

FIG. 4 is a schematic structural view of a drawer of a thread trimming device of the sewing machine according to the present invention;

in the figure: 1. a work table; 2. supporting legs; 3. a sewing machine; 4. trimming the wire box; 5. a carriage; 6. a first electric push rod; 7. a connecting rod; 8. a blade; 9. fixing the rod; 10. a second electric push rod; 11. a limiting frame; 12. mounting grooves; 13. a third electric push rod; 14. a drawer; 141. a groove; 15. a control panel.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figure 1, a sewing machine thread trimming device, includes workstation 1 and sewing machine 3, sewing machine 3 passes through screw fixed connection at the top surface of workstation 1, four apex angle departments of workstation 1 bottom surface all weld supporting leg 2, the bottom of supporting leg 2 all bonds and has the slipmat, and supporting leg 2 that has the slipmat can improve the stability of workstation 1.

As shown in fig. 2, the top of workstation 1 is provided with the line box 4 of cutting that has raising and lowering functions, the inside sliding connection who cuts line box 4 has carriage 5, the first electric putter 6 of inside fixedly connected with of carriage 5, the removal end rotation of first electric putter 6 is connected with the connecting rod 7 of two symmetries, two the one end that first electric putter 6 was kept away from to connecting rod 7 all rotates and is connected with the blade 8 that is used for cutting the line, two the middle part of blade 8 rotates and connects. The thread cutting process: first electric putter 6 moves backward, and under first electric putter 6's pulling, connecting rod 7 pulling blade 8 accomplishes the trimming work, and whole process is simple high-efficient, labour saving and time saving.

The inside fixedly connected with of cutting line box 4 is used for controlling the second electric putter 10 of the cutting line box 4 that carriage 5 went in and out, the removal end and the carriage 5 of second electric putter 10 keep away from the one end fixed connection of blade 8. Cut the inside fixedly connected with of line box 4 and be used for improving carriage 5 mobility stability's spacing frame 11, carriage 5 and spacing frame 11 sliding connection. The rotating connection positions of the two blades 8 are connected with a fixed rod 9 in a rotating mode, and two ends of the fixed rod 9 are fixedly connected with the inner wall of the sliding frame 5. The fixing rod 9 has a limiting effect on the blade 8, and the limiting frame 11 improves the stability of the sliding frame 5 during movement.

As shown in FIG. 3, the inside of the workbench 1 is turned with a mounting groove 12 with an opening facing vertically upwards, a third electric push rod 13 is fixedly connected in the mounting groove 12, and the bottom of the wire cutting box 4 is fixedly connected with the moving end of the third electric push rod 13. When the thread trimming is not needed, the thread trimming box 4 can be retracted into the workbench 1 through the third electric push rod 13, so that the space on the top surface of the workbench 1 can be saved, and convenience is brought to other sewing work.

As shown in fig. 4, a drawer 14 for storing articles is slidably connected to the bottom of the working platform 1, a handle is fixedly connected to the side of the drawer 14 through a screw, and a groove 141 for facilitating installation of the third electric push rod 13 is formed in one corner of the drawer 14 away from the handle.

The outer wall fixedly connected with control panel 15 of sewing machine 3, first electric putter 6, second electric putter 10 and third electric putter 13 all with control panel 15 electric connection to control panel 15 and the inside control system electric connection of sewing machine 3, the whole equipment is easily operated, is convenient for control.

Four apex angles of workstation 1 are the fillet structure, and the skin of sharp table corner fish tail user can be avoided to the workstation 1 of fillet structure.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The thread trimming device of the sewing machine comprises a workbench (1) and the sewing machine (3), and is characterized in that the sewing machine (3) is fixedly connected to the top surface of the workbench (1) through screws, supporting legs (2) are welded at four top corners of the bottom surface of the workbench (1), and anti-slip pads are bonded at the bottoms of the supporting legs (2); the top of workstation (1) is provided with the line box (4) of cutting that has raising and lowering functions, the inside sliding connection who cuts line box (4) has carriage (5), the first electric putter (6) of inside fixedly connected with of carriage (5), the removal end rotation of first electric putter (6) is connected with connecting rod (7) of two symmetries, two the one end that first electric putter (6) were kept away from in connecting rod (7) all rotates and is connected with blade (8) that are used for cutting the line, two the middle part of blade (8) is rotated and is connected.

2. The thread trimming device of a sewing machine according to claim 1, characterized in that a second electric push rod (10) of the thread trimming box (4) for controlling the in and out movement of the sliding frame (5) is fixedly connected to the inside of the thread trimming box (4), and the moving end of the second electric push rod (10) is fixedly connected with the end of the sliding frame (5) far away from the blade (8).

3. The thread trimming device of claim 1, wherein a limiting frame (11) for improving the moving stability of the sliding frame (5) is fixedly connected to the inside of the thread trimming box (4), and the sliding frame (5) is slidably connected with the limiting frame (11).

4. The thread trimming device of claim 1, wherein a fixed rod (9) is rotatably connected to the rotary joint of the two blades (8), and both ends of the fixed rod (9) are fixedly connected to the inner wall of the carriage (5).

5. The thread trimming device of a sewing machine according to claim 1, characterized in that the inside of the working table (1) is provided with a mounting groove (12) with an opening vertically upwards, a third electric push rod (13) is fixedly connected in the mounting groove (12), and the bottom of the thread trimming box (4) is fixedly connected with the moving end of the third electric push rod (13).

6. The thread trimming device of sewing machines according to claim 5, characterized in that a drawer (14) for storing articles is slidably connected to the bottom of the working table (1), a handle is fixedly connected to the side of the drawer (14) through a screw, and a groove (141) for conveniently installing the third electric push rod (13) is arranged at one corner of the drawer (14) far away from the handle.

7. The thread trimming device of claim 1, 2 or 6, wherein a control panel (15) is fixedly connected to an outer wall of the sewing machine (3), the first electric push rod (6), the second electric push rod (10) and the third electric push rod (13) are electrically connected to the control panel (15), and the control panel (15) is electrically connected to a control system inside the sewing machine (3).

8. The trimming device of sewing machines according to claim 1, characterized in that the four top corners of the table (1) are rounded.