CN213708726U

CN213708726U - Sewing machine with edge covering and trimming functions

Info

Publication number: CN213708726U
Application number: CN202021359657.4U
Authority: CN
Inventors: 俞明龙
Original assignee: Xinyi Jinken Machinery Manufacturing Co ltd
Current assignee: Xinyi Jinken Machinery Manufacturing Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-07-16
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a sewing machine of area bordure, side cut function, which comprises a bod, the platen, the organism is fixed in the top surface of platen, be equipped with the motor in the organism, the motor output end is connected with pulley one, be equipped with pulley two that is located pulley one top in the organism, pulley one is connected with pulley two through the belt, pulley two is connected with the main shaft, the picking eccentric wheel is connected to the main shaft, the lower extreme of picking eccentric wheel is connected with the take-up lever, the connecting rod is connected to the take-up lever, the bottom of connecting rod is connected with the transfer line, the transfer line is connected with the needle bar, the eedle is installed to the needle bar bottom, dead lever one is connected to the needle bar bottom, blade one is laminated. When the machine body works, the cloth slowly slides forwards, the edge covering state is maintained all the time under the action of the edge covering device, and then redundant edges are cut off through the first blade and the second blade, so that edge covering and edge cutting are realized, sewing is finally performed, the working efficiency is well improved, and the cost is saved.

Description

Sewing machine with edge covering and trimming functions

Technical Field

The utility model relates to a sewing machine field, specific field is a sewing machine of area bordure, side cut function.

Background

A sewing machine is a device commonly used in daily life, and is a machine for forming one or more stitches on a material with a sewing thread to interlace or sew one or more layers of the 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, and the sewed stitches are neat, beautiful, flat and firm, the sewing speed is high, and the use is simple and convenient.

In daily life, when the cloth is sewn, the edge cutting and the edge covering are often carried out, most of the cloth in the current market is separated from each process, and a sewing device with the edge cutting and the edge covering is complex in structure, high in cost and low in efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewing machine of area bordure, side cut function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a sewing machine with edge covering and trimming functions comprises a machine body and a table plate, wherein the machine body is fixed on the top surface of the table plate, a motor positioned on the table plate is arranged in the machine body, the output end of the motor is connected with a first pulley, a second pulley positioned above the first pulley is arranged in the machine body, the first pulley is connected with the second pulley through a belt, the second pulley is connected with a main shaft positioned in the machine body, the main shaft extends along the length direction of the table plate, one end, away from the second pulley, of the main shaft is connected with a take-up eccentric wheel, the lower end of the take-up eccentric wheel is connected with a take-up lever, one end, away from the take-up eccentric wheel, of the take-up lever is connected with a connecting rod, the bottom end of the connecting rod is connected with a needle rod, one end, away, the novel needle is characterized in that a needle is installed at the bottom of the needle rod, a first fixing rod is fixedly connected to the outer wall of the needle rod, the first fixing rod penetrates downwards and extends to the outside of the machine body, a first blade is connected to the bottom of the first fixing rod, a second blade is attached to one side of the first blade, the second blade is fixedly connected with the machine body through a second fixing rod, a fixing frame is installed on the needle rod, a pressing rod parallel to the needle rod is installed on the fixing frame, the pressing rod penetrates downwards and extends to the outside of the machine body, and a pressing foot is installed at the bottom of the pressing rod.

Preferably, the needle rod, the pressing rod and the fixing frame are connected in a vertical sliding mode.

Preferably, the bedplate is provided with a hemming device, and the hemming device, the first blade, the needle and the presser foot are sequentially arranged on a straight line perpendicular to the length direction of the bedplate.

Preferably, the edge covering device comprises a shell, a first rolling shaft, a second rolling shaft, a third rolling shaft and a connecting shaft, wherein the first rolling shaft, the second rolling shaft and the third rolling shaft are two, the first rolling shaft and the second rolling shaft are respectively installed on the bottom surface and the top surface inside the shell, the third rolling shaft is located between the first rolling shaft and the second rolling shaft, and the first rolling shaft, the second rolling shaft and the third rolling shaft are connected with the shell through the connecting shaft.

Preferably, the surfaces of the first roller, the second roller and the third roller are all provided with anti-skid grains.

Preferably, the pressing rod penetrates upwards and extends to the outside of the machine body, and a pressure regulator is connected to the top of the pressing rod.

Preferably, the first blade is of a triangular structure, and the second blade is of a rectangular structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up organism, platen, the device of borduring, the motor starts the back organism and begins the function, after placing the device of borduring with cloth one side earlier fully, slowly pushes away the cloth under the presser foot, and the cloth can slowly slide forward at organism sewing during operation, and the roller bearing one, roller bearing two, roller bearing three that have set up anti-skidding line can make the cloth be in the state of borduring always to realize borduring, improved work efficiency.

2. Through setting up the organism, the platen, blade one, blade two, the organism begins the function after the motor starts, after placing the device of borduring with cloth one side earlier fully, slowly push away the cloth under the presser foot, the cloth can slowly slide forward at organism sewing work during operation, and the motor rotates through driving the main shaft, thereby the main shaft is through driving take-up eccentric wheel, take-up lever, connecting rod, transfer line, needle bar, dead lever one and drive blade one and slide from top to bottom when rotating, thereby realize the side cut, improved work efficiency.

Drawings

Fig. 1 is a first schematic cross-sectional view of embodiment 1 of the present invention;

fig. 2 is a schematic cross-sectional view of embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a hemming device according to embodiment 1 of the present invention;

in the figure: 1. a body; 2. a platen; 3. a motor; 4. a first pulley; 5. a second pulley; 6. a belt; 7. A main shaft; 8. a thread take-up eccentric wheel; 9. a take-up lever; 10. a connecting rod; 11. a transmission rod; 12. a needle bar; 13. A needle; 14. fixing a rod I; 15. a first blade; 16. a second blade; 17. a second fixing rod; 18. a fixed mount; 19. a hold down bar; 20. a presser foot; 21. a binding device; 22. a housing; 23. a first rolling shaft; 24. A second rolling shaft; 25. a third roller; 26. a connecting shaft; 27. a voltage regulator.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-3, the present invention provides a technical solution: a sewing machine with edge covering and trimming functions comprises a machine body 1 and a table plate 2, wherein the machine body (1) is fixed on the top surface of the table plate 2, a motor 3 positioned on the table plate 2 is arranged in the machine body 1, the output end of the motor 3 is connected with a first pulley 4, a second pulley 5 positioned above the first pulley 4 is arranged in the machine body 1, the first pulley 4 is connected with the second pulley 5 through a belt 6, the second pulley 5 is connected with a main shaft 7 positioned in the machine body 1, the main shaft 7 extends along the length direction of the table plate 2, one end, far away from the second pulley 5, of the main shaft 7 is connected with a take-up eccentric wheel 8, the lower end of the take-up eccentric wheel 8 is connected with a take-up lever 9, one end, far away from the take-up eccentric wheel 8, of the take-up lever 9 is connected with a, the cloth sewing machine is characterized in that one end, far away from the connecting rod 10, of the transmission rod 11 is connected with a needle rod 12, the needle rod 12 penetrates downwards and extends to the outside of the machine body 1, a machine needle 13 is installed at the bottom of the needle rod 12, a first fixing rod 14 is fixedly connected to the outer wall of the needle rod 12, the first fixing rod 14 penetrates downwards and extends to the outside of the machine body 1, a first blade 15 is connected to the bottom of the first fixing rod 14, a second blade 16 is attached to one side of the first blade 15, the second blade 16 is fixedly connected with the machine body 1 through a second fixing rod 17, a fixing frame 18 is installed on the needle rod 12, a pressing rod 19 parallel to the needle rod 12 is installed on the fixing frame 18, the pressing rod 19 penetrates downwards and extends to the outside of the machine body 1, and a pressing foot 20.

Specifically, the device 21 of borduring includes casing 22, first roller 23, two 24 of rollers, three 25 of rollers, connecting axle 26, first roller 23 two 24 of rollers three 25 are two, first roller 23 two 24 of rollers install respectively the inside bottom surface of casing 22 and top surface, three 25 of rollers are located first roller 23 with between two 24 of rollers, first roller 23 two 24 of rollers, three 25 of rollers with casing 22 all connects through connecting axle 26 to guarantee that the cloth slides steadily in the device 21 of borduring.

Specifically, the surfaces of the first rolling shaft 23, the second rolling shaft 24 and the third rolling shaft 25 are all provided with anti-slip lines, so that the cloth is prevented from sliding downwards, and the cloth is always in a bound edge state.

Specifically, the compression rod 19 penetrates upward and extends to the outside of the machine body 1, and a pressure regulator 27 is connected to the top of the compression rod 19.

Example 2: referring to fig. 1-2, a first blade 15 is connected to the bottom of a first fixing rod 14, a second blade 16 is attached to one side of the first blade 15, the second blade 16 is fixedly connected to the machine body 1 through a second fixing rod 17, a fixing frame 18 is installed on the needle rod 12, the needle rod 12 is connected to a pressing rod 19 through the fixing frame 18, the needle rod 12, the pressing rod 19 and the fixing frame 18 are all in up-and-down sliding connection, a hemming device 21 is installed on the bedplate 2, and the hemming device 21, the first blade 15, the machine needle 13 and the pressing foot 20 are sequentially arranged on a straight line perpendicular to the length direction of the bedplate 2, so that the edge of the cloth is cut into a straight line.

Specifically, the first blade 15 is of a triangular structure, and the second blade 16 is of a rectangular structure, so that the first blade 15 can cut the fabric efficiently when sliding up and down.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

When the sewing machine is in actual use, the machine body 1 starts to operate after the motor 3 is started, after the cloth is fully placed on one side of the edge covering device 21, the cloth is slowly pushed to the position below the presser foot 20, the cloth can slowly slide forwards during sewing work of the machine body 1, and when the cloth slides, the cloth is always in an edge covering state under the action of the first rolling shaft 23, the second rolling shaft 24 and the third rolling shaft 25 which are arranged in the edge covering device 21 and provided with anti-skidding lines, so that edge covering is achieved, and working efficiency is improved. After the cloth slides out of the edge covering device 21, the cloth passes through the first blade 15 and the second blade 16, the motor 3 drives the main shaft 7 to rotate, and the main shaft 7 drives the first blade 15 to slide up and down by driving the take-up eccentric wheel 8, the take-up lever 9, the connecting rod 10, the transmission rod 11, the needle rod 12 and the first fixing rod 14 when rotating, so that the edge cutting is realized, and the working efficiency is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The sewing machine with the edge covering and trimming functions is characterized by comprising a machine body (1) and a table plate (2), wherein the machine body (1) is fixed on the top surface of the table plate (2), a motor (3) positioned on the table plate (2) is arranged in the machine body (1), the output end of the motor (3) is connected with a first pulley (4), a second pulley (5) positioned above the first pulley (4) is arranged in the machine body (1), the first pulley (4) is connected with the second pulley (5) through a belt (6), the second pulley (5) is connected with a main shaft (7) positioned in the machine body (1), the main shaft (7) extends along the length direction of the table plate (2), one end, far away from the second pulley (5), of the main shaft (7) is connected with a thread taking-up eccentric wheel (8), the lower end of the thread taking-up eccentric wheel (8) is connected with a thread taking-up lever (9, one end, far away from the take-up eccentric wheel (8), of the take-up lever (9) is connected with a connecting rod (10), the bottom end of the connecting rod (10) is connected with a transmission rod (11), one end, far away from the connecting rod (10), of the transmission rod (11) is connected with a needle rod (12), the needle rod (12) penetrates downwards and extends to the outside of the machine body (1), a machine needle (13) is installed at the bottom of the needle rod (12), a first fixing rod (14) is fixedly connected to the outer wall of the needle rod (12), the first fixing rod (14) penetrates downwards and extends to the outside of the machine body (1), a first blade (15) is connected to the bottom of the first fixing rod (14), a second blade (16) is attached to one side of the first blade (15), the second blade (16) is fixedly connected with the machine body (1) through the second fixing rod (17), and a fixing frame (, a pressing rod (19) parallel to the needle rod (12) is mounted on the fixed frame (18), the pressing rod (19) penetrates downwards and extends to the outside of the machine body (1), and a pressing foot (20) is mounted at the bottom of the pressing rod (19).

2. A sewing machine with hemming and trimming functions according to claim 1, wherein the needle bar (12), the pressing bar (19) and the fixing frame (18) are connected in a sliding manner up and down.

3. A sewing machine with hemming and trimming functions according to claim 1 wherein a hemming device (21) is mounted on the table (2), and the hemming device (21) is arranged in sequence with the first blade (15), the needle (13) and the presser foot (20) on a line perpendicular to the length direction of the table (2).

4. A sewing machine with a hemming and trimming function according to claim 3, wherein the hemming device (21) includes a housing (22), a first roller (23), a second roller (24), a third roller (25), and a connecting shaft (26), the first roller (23), the second roller (24), and the third roller (25) are two, the first roller (23) and the second roller (24) are respectively installed on the bottom surface and the top surface inside the housing (22), the third roller (25) is located between the first roller (23) and the second roller (24), and the first roller (23), the second roller (24), the third roller (25), and the housing (22) are all connected through the connecting shaft (26).

5. A sewing machine with hemming and trimming functions according to claim 4, wherein the surfaces of the first roller (23), the second roller (24) and the third roller (25) are provided with anti-skid lines.

6. A sewing machine with hemming and trimming functions according to claim 1, characterized in that the pressing rod (19) penetrates upwards and extends to the outside of the machine body (1), and a pressure regulator (27) is connected to the top of the pressing rod (19).

7. A hemming and trimming sewing machine according to claim 1 wherein the first blade (15) is of triangular configuration and the second blade (16) is of rectangular configuration.