CN215517901U

CN215517901U - Feeding mechanism for sewing machine

Info

Publication number: CN215517901U
Application number: CN202121428931.3U
Authority: CN
Inventors: 夏大峰; 赵峥
Original assignee: Anhui Yilong Environmental Protection Technology Co ltd
Current assignee: Anhui Yilong Environmental Protection Technology Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-01-14
Anticipated expiration: 2031-06-25

Abstract

The invention relates to the technical field of sewing equipment, and discloses a feeding mechanism for a sewing machine, which comprises a machine body and a sewing assembly arranged on the machine body, wherein the machine body is provided with the feeding assembly; an installation groove is formed in the machine body and positioned on one side of the sewing component; the length direction of the mounting groove is arranged along the cloth conveying direction; the feeding component comprises a driving wheel which is rotatably arranged on the machine body and is positioned in the mounting groove; two driving wheels are arranged at intervals along the length direction of the mounting groove; one side of one driving wheel is connected with a motor; the two driving wheels are sleeved with a feeding belt; the upper surface of the feeding belt is flush with the upper end surface of the machine body; and a pressing component for pressing cloth is arranged on the machine body and on one side of the mounting groove. The automatic cloth feeding device has the effects of automatically moving the cloth for processing and improving the production efficiency.

Description

Feeding mechanism for sewing machine

Technical Field

The invention relates to the technical field of sewing equipment, in particular to a feeding mechanism for a sewing machine.

Background

Currently, sewing machines are machines that use one or more sewing threads to form one or more stitches in the material to interlace or stitch one or more layers of the material. The sewing machine can sew fabrics such as cotton, hemp, silk, wool, rayon and the like and products such as leather, plastics, paper and the like, and the sewed thread is neat, beautiful, flat and firm, the sewing speed is high and the use is simple and convenient.

Generally, most sewing machines on the market manually operate the sewing machine to sew the cloth, and workers need to move the cloth on the sewing machine by hands to sew the cloth.

Based on the above-mentioned related technologies, the inventor of the present application finds that at least the following technical problems exist in the process of implementing the technical solution of the invention in the embodiments of the present application: the repetitive sewing machine can easily cause inaccurate moving position and easily influence the production efficiency and the production effect by sewing the cloth moved by the hand on the sewing machine.

Disclosure of Invention

The embodiment of the application provides a feeding mechanism for sewing machine, has solved the problem that manual removal cloth makes up among the prior art and leads to production efficiency low easily, has realized that automatic movement cloth processes, improves production efficiency's effect.

The embodiment of the application provides a feeding mechanism for a sewing machine, which comprises a machine body and a sewing assembly arranged on the machine body, wherein the machine body is provided with the feeding assembly; an installation groove is formed in the machine body and located on one side of the sewing assembly; the length direction of the mounting groove is arranged along the cloth conveying direction; the feeding assembly comprises a driving wheel which is rotatably arranged on the machine body and is positioned in the mounting groove; two driving wheels are arranged at intervals along the length direction of the mounting groove; one side of one driving wheel is connected with a motor; a feeding belt is sleeved outside the two driving wheels; the upper surface of the feeding belt is flush with the upper end surface of the machine body; and a pressing component for pressing cloth is arranged on the machine body and on one side of the mounting groove.

Furthermore, a plurality of transmission teeth are arranged on the outer surface of the transmission wheel; the transmission teeth are uniformly arranged along the circumferential direction of the transmission wheel; the inner side of the feeding belt is provided with meshing teeth meshed with the transmission teeth; the meshing teeth are uniformly arranged along the inner side wall of the feeding belt.

Furthermore, the pressing assembly comprises a mounting seat fixed on the upper end surface of the machine body; a supporting rod is arranged on one side of the mounting seat close to the feeding belt; a first pressure lever is arranged on the lower end face of the support rod; the first pressure lever is a telescopic lever; and a pressing plate attached to the upper surface of the cloth is arranged at the lower end of the first pressing rod.

Furthermore, two support rods are arranged along the length direction of the mounting groove; and the first pressing rods below the two supporting rods are fixedly connected with the upper end face of the same pressing plate.

Furthermore, a sliding groove is formed in one side of the supporting rod, which is far away from the mounting seat; the sliding groove is arranged along the length direction of the supporting rod; an extension bar is connected in the sliding groove in a sliding manner; the upper end surface of the supporting rod is provided with a strip-shaped groove communicated with the sliding groove; the extension bar passes through the strip-shaped groove through a bolt and is fixed with the support bar; the lower end of the extension bar is provided with a second pressure bar; the lower ends of the two second pressure levers are fixedly connected with a pressure plate.

Furthermore, a driving component for driving the supporting rod to ascend and descend is arranged in the mounting seat.

Furthermore, the mounting seat is internally provided with a hollow structure; the top of the mounting seat is open; one side of the mounting seat close to the mounting groove is provided with two vertically arranged limiting grooves; the supporting rod is arranged along the limiting groove in a sliding mode; the driving assembly comprises an air cylinder arranged in the mounting seat and a lifting plate arranged in the mounting seat in a sliding manner; a piston rod of the air cylinder is fixedly connected with the bottom of the lifting plate; the end part of the supporting rod is fixedly connected with one side of the lifting plate.

The technical scheme provided in the embodiment of the application at least has the following technical effects or advantages:

1. due to the adoption of the feeding assembly, the cloth can be conveniently driven in time when an operator performs sewing work, so that the cloth is positioned at a processing point, the problems that manual moving of the cloth wastes time and labor are effectively solved, the working efficiency is improved, and the sewing effect is convenient and rapid.

2. Due to the adoption of the structure of the transmission teeth and the meshing teeth, the contact strength between the transmission wheel and the feeding belt is convenient to improve, the problem of easy slipping during cloth conveying is effectively solved, and the effect of improving the feeding stability is further realized.

3. Owing to adopted and compressed tightly the subassembly, and the depression bar is the telescopic link, so can press the clamp plate on the cloth surface, at the pay-off area removal in-process, relative displacement takes place for clamp plate and cloth, is difficult for influencing the conveying of cloth, improves cloth transmission stability and accuracy nature, effectively solves the problem of the easy off tracking of cloth conveying, and then has realized the accurate stable effect of cloth conveying.

4. Owing to adopted the structure that bracing piece and extension bar are connected, so can be according to the width of cloth, adjust the total length of bracing piece and extension bar, effectively solve the cloth and compress tightly not firm problem, and then realized stabilizing the centre gripping to the cloth and compress tightly the effect that improves conveying stability.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a feeding assembly in an embodiment of the present application;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is an enlarged schematic view at B of FIG. 1;

fig. 5 is a schematic structural diagram of a driving assembly in an embodiment of the present application.

In the figure: 1. a body; 11. mounting grooves; 2. a sewing assembly; 3. a feeding assembly; 31. a driving wheel; 32. a feed belt; 33. a motor; 34. a transmission gear; 35. meshing teeth; 36. a drive gear; 37. a driven gear; 4. a compression assembly; 41. a mounting seat; 411. a limiting groove; 42. a support bar; 421. a chute; 422. a strip-shaped groove; 43. lengthening a rod; 44. a first pressure lever; 45. a second compression bar; 46. pressing a plate; 5. a drive assembly; 51. a cylinder; 52. a lifting plate.

Detailed Description

The embodiment of the application provides a feeding mechanism for sewing machine, has solved the problem that manual removal cloth made up among the prior art and has leaded to production efficiency low easily, through setting up pay-off subassembly 3, places the cloth on pay-off area 32, starts drive wheel 31, drives pay-off area 32 and removes, has realized that the automatically move cloth is processed, improves production efficiency's effect.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Referring to fig. 1, a feeding mechanism for a sewing machine comprises a machine body 1, a sewing component 2 and a feeding component 3, wherein the machine body 1 is rectangular, and the sewing component 2 is fixedly installed on the upper end face of the machine body 1 and is close to one end of the machine body 1. The feeding component 3 is arranged on the machine body 1 and used for conveying cloth to facilitate processing of the sewing component 2. The machine body 1 is provided with a mounting groove 11 at a position on one side of the sewing component 2, and the length direction of the mounting groove 11 is arranged along the cloth conveying direction and is consistent with the length direction of the machine body 1.

Referring to fig. 2 and 3, the feeding assembly 3 includes two driving wheels 31, two feeding belts 32 and a motor 33, the two driving wheels 31 are rotatably connected in the mounting groove 11, one driving wheel 31 is close to one end of the mounting groove 11, a plurality of driving teeth 34 are fixed on the circumference of the driving wheel 31, and the plurality of driving teeth 34 are uniformly arranged along the circumference of the driving wheel 31. Outside two drive wheels 31 were located to the pay-off belt 32 cover, the upper surface of pay-off belt 32 and the up end parallel and level of organism 1, and the inboard of pay-off belt 32 is fixed with meshing tooth 35, and meshing tooth 35 has evenly arranged a plurality ofly along the inside of pay-off belt 32, and meshing tooth 35 meshes with driving tooth 34 mutually, can improve the stability that pay-off belt 32 removed. The motor 33 is fixedly arranged in the machine body 1, a driving gear 36 is fixed on an output shaft of the motor 33, a coaxial driven gear 37 is fixed at one end of a transmission wheel 31, and the driving gear 36 is meshed with the driven gear 37.

Referring to fig. 4 and 5, in order to improve the stability of cloth conveying, a pressing component 4 is installed on the machine body 1 and on one side of the installation groove 11 for pressing the cloth, so that the cloth is placed stably and is convenient to process and sew. Compress tightly subassembly 4 and include mount pad 41, bracing piece 42, extension bar 43 and first depression bar 44, second depression bar 45 and clamp plate 46, mount pad 41 is fixed in organism 1's up end, mount pad 41 is hollow structure, the uncovered setting of mount pad 41, and mount pad 41 is close to one side of mounting groove 11 and has seted up two spacing grooves 411, the direction of height setting along mounting groove 11 is followed to two spacing grooves 411, and the upper end of spacing groove 411 runs through in the up end of mount pad 41. The number of the support rods 42 is two, and one support rod 42 is in sliding fit with one limit groove 411. Spout 421 has been seted up to bracing piece 42's one end, and spout 421 sets up along bracing piece 42's length direction, offers the bar groove 422 that is linked together with spout 421 at bracing piece 42's up end, and bar groove 422 sets up along bracing piece 42's length direction, and extension bar 43 sliding connection is in spout 421, and extension bar 43's up end threaded connection has the bolt, and the bolt passes bar groove 422 and supports tightly with bracing piece 42 upper surface.

Referring to fig. 4, the first pressure lever 44 and the second pressure lever 45 are both telescopic levers, the first pressure lever 44 is fixed on the lower end surface of the support rod 42, and the second pressure lever 45 is fixed on the lower end surface of the extension rod 43. The lower ends of the two first pressure levers 44 are fixedly connected with the pressure plate 46, the lower ends of the two second pressure levers 45 are fixedly connected with the pressure plate 46, the pressure plate 46 is attached to the upper surface of the cloth, and when the feeding belt 32 is driven to drive the cloth to move, the pressure plate 46 is in sliding fit with the cloth.

Referring to fig. 5, a driving assembly 5 is installed in the mounting seat 41 for driving the supporting rod 42 to move up and down, so as to clamp and compress the cloth. The driving assembly 5 includes a cylinder 51 and a lifting plate 52, the cylinder 51 is fixedly installed in the installation base 41, the lifting plate 52 is slidably connected in the installation base 41, and a piston rod of the cylinder 51 is fixedly connected with a lower end surface of the lifting plate 52. One end of the supporting rod 42 is fixedly connected with one side of the lifting plate 52, and the supporting rod 42 is slidably connected in the limiting groove 411.

The working principle of the embodiment of the application is as follows: the cloth is placed on the feeding belt 32, the air cylinder 51 is started, the air cylinder 51 drives the lifting plate 52 to descend, the supporting rod 42 is driven to descend, and the pressing plate 46 is attached to the upper end face of the cloth. And then the motor 33 is driven, so that the motor 33 drives the driving wheel 31 to rotate, the feeding belt 32 sleeved on the driving wheel 31 moves along the length direction of the mounting groove 11, the cloth placed on the feeding belt 32 is close to the sewing component 2, and an operator can conveniently process and sew the cloth.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can substitute or change the technical solution and its concept of the present application within the technical scope disclosed in the present application, and shall be covered by the scope of the present application.

Claims

1. A feeding mechanism for a sewing machine comprises a machine body (1) and a sewing assembly (2) arranged on the machine body (1), and is characterized in that the machine body (1) is provided with a feeding assembly (3); an installation groove (11) is formed in the machine body (1) and located on one side of the sewing component (2); the length direction of the mounting groove (11) is arranged along the cloth conveying direction; the feeding assembly (3) comprises a driving wheel (31) which is rotatably arranged on the machine body (1) and is positioned in the mounting groove (11); two driving wheels (31) are arranged at intervals along the length direction of the mounting groove (11); one side of one of the driving wheels (31) is connected with a motor (33); a feeding belt (32) is sleeved outside the two driving wheels (31); the upper surface of the feeding belt (32) is flush with the upper end surface of the machine body (1); and a pressing component (4) for pressing cloth is arranged on one side of the machine body (1) which is positioned in the mounting groove (11).

2. A feed mechanism for a sewing machine as claimed in claim 1, characterized in that the drive wheel (31) is provided on its outer surface with a plurality of drive teeth (34); the transmission teeth (34) are uniformly arranged along the circumferential direction of the transmission wheel (31); the inner side of the feeding belt (32) is provided with meshing teeth (35) meshed with the transmission teeth (34); the meshing teeth (35) are uniformly arranged along the inner side wall of the feeding belt (32).

3. The feed mechanism for sewing machines according to claim 1, characterized in that the presser assembly (4) comprises a mounting seat (41) fixed to the upper end face of the machine body (1); a support rod (42) is arranged on one side, close to the feeding belt (32), of the mounting seat (41); a first pressure lever (44) is arranged on the lower end face of the support rod (42); the first pressure lever (44) is a telescopic lever; and a pressing plate (46) attached to the upper surface of the cloth is arranged at the lower end of the first pressing rod (44).

4. The feed mechanism for a sewing machine according to claim 3, wherein the support rods (42) are provided in two in a length direction of the mounting groove (11); the first pressure levers (44) below the two support rods (42) are fixedly connected with the upper end face of the same pressure plate (46).

5. The feeding mechanism for sewing machine as claimed in claim 4, wherein the supporting rod (42) is provided with a sliding groove (421) at a side far away from the mounting seat (41); the sliding groove (421) is arranged along the length direction of the supporting rod (42); an extension bar (43) is connected in the sliding groove (421) in a sliding manner; the upper end surface of the supporting rod (42) is provided with a strip-shaped groove (422) communicated with the sliding groove (421); the extension bar (43) passes through the strip-shaped groove (422) through a bolt to be fixed with the support bar (42); the lower end of the extension bar (43) is provided with a second pressure bar (45); the lower ends of the two second pressure rods (45) are fixedly connected with pressure plates (46).

6. The feed mechanism for sewing machines according to claim 3, characterized in that the mounting seat (41) is provided with a drive assembly (5) for driving the support rod (42) to move up and down.

7. The feed mechanism for sewing machines according to claim 6, characterized in that the mounting seat (41) is internally hollow; the top of the mounting seat (41) is open; one side of the mounting seat (41) close to the mounting groove (11) is provided with two vertically arranged limiting grooves (411); the supporting rod (42) is arranged along the limiting groove (411) in a sliding mode; the driving assembly (5) comprises an air cylinder (51) arranged in the mounting seat (41) and a lifting plate (52) arranged in the mounting seat (41) in a sliding manner; a piston rod of the air cylinder (51) is fixedly connected with the bottom of the lifting plate (52); the end part of the supporting rod (42) is fixedly connected with one side of the lifting plate (52).