CN220952388U - Sewing machine capable of automatically feeding - Google Patents

Abstract

The utility model relates to the field of sewing machines, and discloses an automatic feeding sewing machine which comprises a platform, a sewing machine body and a cloth conveying mechanism, wherein the sewing machine body is fixedly arranged at the top of the platform, a sewing needle is arranged on the sewing machine body, the cloth conveying mechanism is arranged on the platform, and the cloth conveying mechanism is used for automatically conveying cloth and comprises two lower rotating shafts, two lower conveying rollers, two first chain wheels, a first chain, a first motor, an adjusting component, two U-shaped frames, two upper rotating shafts, two upper conveying rollers, two second chain wheels, a second chain and a second motor. The utility model has the following advantages and effects: the height positions of the two upper conveying rollers are convenient to adjust, the vertical distance between the upper conveying rollers and the lower conveying rollers can be changed, the automatic conveying and feeding device can be suitable for automatically conveying and feeding cloth with different thicknesses, the practicability is good, and the application range is enlarged.

Description

Sewing machine capable of automatically feeding

Technical Field

The utility model relates to the technical field of sewing machines, in particular to an automatic feeding sewing machine.

Background

A sewing machine is a machine that interweaves or sews one or more layers of stitching material by forming one or more stitches on the stitching material with one or more stitching threads. The sewing machine can sew cotton, hemp, silk, wool, artificial fiber and other fabrics, leather, plastic, paper and other products, and the sewn stitch is neat, beautiful, flat, firm, fast in sewing speed and simple and convenient to use. The sewing machine in the existing market does not have the function of automatic feeding, and in the operation and use process, workers are required to feed cloth manually, so that time and labor are wasted, the speed is uneven, the sewing effect is affected, and the operation and use of a user are not facilitated.

The utility model provides a sewing machine that possesses autoloading function to chinese patent bulletin of above-mentioned problem bulletin number CN212247416U, includes the operation board, the top fixedly connected with sewing machine body of operation board, the front on operation board surface and the equal fixedly connected with transmission storehouse in back, the equal fixedly connected with driving motor in top and the bottom on transmission storehouse inner chamber right side, driving motor's output fixedly connected with actuating lever, one side swing joint that driving motor was kept away from to the actuating lever has first bearing. According to the automatic feeding device, the automatic feeding function can be achieved through the operation plate, the sewing machine body, the feeding groove, the transmission bin, the driving motor, the driving roller, the rubber coating, the driving rod, the fixing plate, the guide roller, the discharging groove, the transverse plate and the transverse rod.

The above scheme has been found to still have at least the following disadvantages in practical use: when utilizing four drive roller pivoted combined action to carry out automatic transport to the cloth and use, can not adjust the perpendicular interval between two drive rollers of same drive storehouse inside, and then be applicable to carrying out automatic transport pay-off to the cloth of different thickness, application scope receives the restriction.

Therefore, there is a need to design a sewing machine which can be suitable for automatic feeding of cloth materials with different thicknesses, and has good practicality and wide application range.

Disclosure of utility model

The utility model aims to provide an automatic feeding sewing machine which has the effects of being convenient for adjusting the height positions of two upper conveying rollers, namely changing the vertical distance between the upper conveying rollers and the lower conveying rollers, being suitable for automatically conveying and feeding cloth with different thicknesses, being good in practicability and being wide in application range.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides an automatic pay-off's sewing machine, includes platform, sewing machine body and cloth conveying mechanism, sewing machine body fixed mounting is at the top of platform, installs the sewing needle on the sewing machine body, and cloth conveying mechanism sets up on the platform, and cloth conveying mechanism is used for automatic transport cloth.

By adopting the technical scheme, the platform is used for bearing the sewing machine body and the cloth conveying mechanism, the sewing machine body is used for sewing cloth, and the cloth conveying mechanism is used for automatically conveying the cloth at a uniform speed so as to facilitate sewing of the cloth.

The utility model is further provided with: the cloth conveying mechanism comprises two lower rotating shafts, two lower conveying rollers, two first chain wheels, a first chain, a first motor, an adjusting component, two U-shaped frames, two upper rotating shafts, two upper conveying rollers, two second chain wheels, a second chain and a second motor, wherein two grooves are formed in the top of the platform, the two lower rotating shafts are respectively and rotatably arranged in the corresponding grooves, the two lower conveying rollers are respectively and fixedly sleeved on the corresponding lower rotating shafts, the tops of the two lower conveying rollers are respectively and fixedly arranged outside the corresponding grooves, the right ends of the two lower rotating shafts are respectively and fixedly sleeved on the right ends of the corresponding lower rotating shafts, the first chain is wound on the two first chain wheels, the first motor is arranged on the right side of the platform, the output shaft end of the first motor is fixedly connected with the right end of one of the lower rotating shafts, the adjusting component is arranged on the platform and is positioned on the left side of the lower conveying roller, the two U-shaped frames are respectively and fixedly sleeved on the corresponding grooves, the two U-shaped frames are respectively positioned right sides of the corresponding grooves, the two U-shaped frames are respectively and fixedly sleeved on the corresponding upper rotating shafts, the two U-shaped frames are respectively and fixedly arranged on the corresponding upper ends of the two corresponding upper rotating shafts, the two first chain wheels are respectively and fixedly arranged on the corresponding upper rotating shafts, the two corresponding U-shaped frames are respectively, the two corresponding upper ends of the two U-shaped frames are respectively and fixedly arranged on the corresponding upper rotating shafts are respectively, and fixedly arranged on the corresponding upper shafts, and the corresponding upper shafts are respectively.

Through adopting above-mentioned technical scheme, utilize the driving effect of first motor and cooperate the transmission of two first sprockets and first chain, steerable two lower conveying rollers synchronous syntropy rotates, utilize the driving effect of second motor and cooperate the transmission of two second sprockets and second chain, steerable two upper conveying rollers synchronous syntropy rotates, utilize under the combined action of two lower conveying rollers and two upper conveying rollers, can carry out automatic transport to the cloth, the adjusting part is used for adjusting the high position of two upper conveying rollers, and then can change the vertical interval size between upper conveying roller and the lower conveying roller, be applicable to carry out automatic transport to the cloth of different thickness and use.

The utility model is further provided with: the right side wall of the platform is fixedly provided with a first bearing seat, a first motor is fixedly arranged on the first bearing seat, the outer wall of the right side of one U-shaped frame of the two U-shaped frames is fixedly provided with a second bearing seat, and the second motor is fixedly arranged on the second bearing seat.

By adopting the technical scheme, the first bearing seat is used for bearing and supporting the first motor, and the second bearing seat is used for bearing and supporting the second motor.

The utility model is further provided with: the outer surfaces of the two lower conveying rollers and the outer surfaces of the two upper conveying rollers are respectively provided with anti-skid convex particles.

By adopting the technical scheme, the anti-skid convex particles can increase the friction force of the upper conveying roller and the lower conveying roller when in contact with cloth, and improve the stability of the cloth during conveying.

The utility model is further provided with: the adjusting component comprises a third motor, a threaded column, an axle seat and a lifting beam, wherein the top of the platform is provided with a mounting groove, the third motor is fixedly installed in the mounting groove, the bottom end of the threaded column extends into the mounting groove and is fixedly connected with the output shaft end of the third motor, the axle seat is fixedly installed on the sewing machine body, the top end of the threaded column is rotationally connected with the axle seat, the lifting beam is sleeved on the threaded column in a threaded manner, and the left side outer walls of the two U-shaped frames are fixedly connected with the right side wall of the lifting beam.

Through adopting above-mentioned technical scheme, the third motor is used for controlling the screw thread post and rotates, utilizes the threaded connection cooperation of lifting beam and screw thread post, and steerable lifting beam risees or descends, and then can realize adjusting the high position of two upper conveying rollers.

The utility model is further provided with: the top of the platform is fixedly provided with two vertical guide rods, and the lifting beam is sleeved on the two vertical guide rods in a sliding manner.

Through adopting above-mentioned technical scheme, utilize two perpendicular guide bars, can lead the direction of travel of lift roof beam for the lift roof beam can steadily carry out the motion of vertical direction.

The beneficial effects of the utility model are as follows:

1. According to the utility model, the cloth conveying mechanism consisting of the two lower rotating shafts, the two lower conveying rollers, the two first chain wheels, the first chain, the first motor, the adjusting component, the two U-shaped frames, the two upper rotating shafts, the two upper conveying rollers, the two second chain wheels, the second chain and the second motor is utilized, so that the cloth can be automatically conveyed and fed, and the cloth can be sewn conveniently.

2. According to the utility model, the height positions of the two upper conveying rollers are conveniently adjusted by utilizing the adjusting assembly consisting of the third motor, the threaded column, the shaft seat and the lifting beam, so that the vertical distance between the upper conveying rollers and the lower conveying rollers can be changed, the automatic conveying and feeding of cloth with different thicknesses can be realized, the practicability is good, the application range is enlarged, and the problem that the conventional sewing machine is not suitable for automatic conveying and feeding of cloth with different thicknesses and the application range is limited is solved.

3. According to the utility model, the anti-skid convex particles are arranged on the outer surfaces of the two lower conveying rollers and the outer surfaces of the two upper conveying rollers, so that the friction force of the upper conveying rollers and the lower conveying rollers when the upper conveying rollers and the lower conveying rollers are contacted with cloth can be increased, and the stability of the cloth during conveying can be improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of the present embodiment.

Fig. 2 is a schematic diagram of a front sectional structure of the present embodiment.

Fig. 3 is an enlarged schematic view of the portion a in fig. 2.

In the figure, 1, a platform; 2. a sewing machine body; 3. a sewing needle; 4. a groove; 5. a lower rotating shaft; 6. a lower conveying roller; 7. a first sprocket; 8. a first chain; 9. a first motor; 10. a first bearing seat; 11. a U-shaped frame; 12. an upper rotating shaft; 13. an upper conveying roller; 14. a second sprocket; 15. a second chain; 16. a second motor; 17. a second bearing seat; 18. a mounting groove; 19. a third motor; 20. a threaded column; 21. a shaft seat; 22. a lifting beam; 23. and a vertical guide rod.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Referring to fig. 1,2 and 3, the utility model provides an automatic feeding sewing machine, comprising a platform 1, a sewing machine body 2 and a cloth conveying mechanism, wherein the sewing machine body 2 is fixedly arranged at the top of the platform 1, the sewing machine body 2 is provided with a sewing needle 3, the cloth conveying mechanism is arranged on the platform 1 and is used for automatically conveying cloth, the cloth conveying mechanism comprises two lower rotating shafts 5, two lower conveying rollers 6, two first chain wheels 7, a first chain 8, a first motor 9, an adjusting component, two U-shaped frames 11, two upper rotating shafts 12, two upper conveying rollers 13, two second chain wheels 14, a second chain 15 and a second motor 16, two grooves 4 are arranged at the top of the platform 1, the two lower rotating shafts 5 are respectively and rotatably arranged in the corresponding grooves 4, the two lower conveying rollers 6 are respectively and fixedly sleeved on the corresponding lower rotating shafts 5, the tops of the two lower conveying rollers 6 extend out of the corresponding grooves 4 respectively, the right ends of the two lower rotating shafts 5 extend out of the platform 1 respectively, two first chain wheels 7 are fixedly sleeved on the right ends of the corresponding lower rotating shafts 5 respectively, a first chain 8 is wound on the two first chain wheels 7, a first motor 9 is arranged on the right side of the platform 1, the output shaft end of the first motor 9 is fixedly connected with the right end of one lower rotating shaft 5, an adjusting component is arranged on the platform 1 and positioned on the left side of the lower conveying roller 6, two U-shaped frames 11 are arranged on the adjusting component, the two U-shaped frames 11 are respectively positioned right above the corresponding grooves 4, a sewing needle 3 is positioned between the two U-shaped frames 11, two upper rotating shafts 12 are respectively rotatably arranged in the corresponding U-shaped frames 11, the two upper conveying rollers 13 are respectively fixedly sleeved on the corresponding upper rotating shafts 12, the two upper conveying rollers 13 are respectively positioned right above the corresponding lower conveying rollers 6, the right ends of the two upper rotating shafts 12 are respectively extended to the outside of the corresponding U-shaped frames 11, the two second chain wheels 14 are respectively fixedly sleeved on the right ends of the corresponding upper rotating shafts 12, the second chain 15 is wound on the two second chain wheels 14, the second motor 16 is positioned on the right side of one U-shaped frame 11, the second motor 16 is fixedly connected with the right end of one of the upper rotating shafts 12, the two lower conveying rollers 6 and the two upper conveying rollers 13 are identical in shape and size, the two first chain wheels 7 and the two second chain wheels 14 are identical in shape and size, the first chain 8 and the second chain 15 are identical in shape and size, the first motor 9 and the second motor 16 are identical in model and are oppositely rotated, the rotating speeds of the upper conveying rollers 13 and the lower conveying rollers 6 are identical in rotation speed and oppositely rotated, the two lower conveying rollers 6 rotate clockwise (from the right side), the two upper conveying rollers 13 rotate anticlockwise (from the right side), the adjusting assembly comprises a third motor 19, a threaded column 20, a shaft seat 21 and a lifting beam 22, the top of the platform 1 is provided with a mounting groove 18, the third motor 19 is fixedly arranged in the mounting groove 18, the bottom end of the threaded column 20 extends into the mounting groove 18 and is fixedly connected with the output shaft end of the third motor 19, the shaft seat 21 is fixedly arranged on the sewing machine body 2, the top end of the threaded column 20 is rotationally connected with the shaft seat 21, the lifting beam 22 is sleeved on the threaded column 20 in a threaded manner that the left outer walls of the two U-shaped frames 11 are fixedly connected with the right side wall of the lifting beam 22, and the third motor 19 adopts a reversible motor.

In this embodiment, a first bearing seat 10 is fixedly installed on the right side wall of the platform 1, a first motor 9 is fixedly installed on the first bearing seat 10, a second bearing seat 17 is fixedly installed on the right outer wall of one U-shaped frame 11 of the two U-shaped frames 11, and a second motor 16 is fixedly installed on the second bearing seat 17.

In this embodiment, the outer surfaces of the two lower conveying rollers 6 and the outer surfaces of the two upper conveying rollers 13 are provided with anti-slip beads.

In this embodiment, two vertical guide rods 23 are fixedly installed on the top of the platform 1, and the lifting beam 22 is slidably sleeved on the two vertical guide rods 23.

Through the structure, when the automatic feeding sewing machine provided by the utility model is used, the height positions of the two upper conveying rollers 13 are convenient to adjust, the vertical distance between the upper conveying rollers 13 and the lower conveying rollers 6 can be changed, the automatic feeding machine can be suitable for automatically conveying and feeding cloth with different thicknesses, the practicability is good, the application range is enlarged, one end of the cloth sequentially passes through between the two groups of upper conveying rollers 13 and lower conveying rollers 6 during specific operation, then the first motor 9 and the second motor 16 are started to run simultaneously, the two lower conveying rollers 6 can be controlled to synchronously rotate in the same direction under the driving action of the first motor 9 and the driving action of the two first chain wheels 7 and the first chain 8, the two upper conveying rollers 13 can be controlled to synchronously rotate in the same direction under the driving action of the second motor 16 and the driving action of the two second chain wheels 14 and the second chain 15, the rotation speed of the upper conveying roller 13 and the rotation speed of the lower conveying roller 6 are the same, and the rotation speed of the lower conveying roller 6 and the rotation speed of the upper conveying roller 13 are opposite, the cloth can be automatically conveyed and fed under the combined action of the two lower conveying rollers 6 and the two upper conveying rollers 13, so that the sewing processing of the cloth is facilitated, the third motor 19 is started to rotate forward, the third motor 19 drives the threaded column 20 to rotate forward, the lifting beam 22 can be controlled to drive the two U-shaped frames 11 and the two upper conveying rollers 13 to vertically lift, at the moment, the vertical distance between the upper conveying rollers 13 and the lower conveying rollers 6 is gradually increased, and in the same way, the lifting beam 22 can be controlled to drive the two U-shaped frames 11 and the two upper conveying rollers 13 to vertically descend through the starting of the third motor 19 to reversely rotate, at the moment, the vertical distance between the upper conveying rollers 13 and the lower conveying rollers 6 is gradually reduced, and the vertical distance between the upper conveying rollers 13 and the lower conveying rollers 6 can be conveniently adjusted, the automatic feeding device is suitable for automatically conveying and feeding cloth with different thicknesses.

The utility model provides an automatic feeding sewing machine. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (4)

1. The utility model provides an automatic pay-off's sewing machine, its characterized in that includes platform (1), sewing machine body (2) and cloth conveying mechanism, sewing machine body (2) fixed mounting is in the top of platform (1), install sewing needle (3) on sewing machine body (2), cloth conveying mechanism sets up on platform (1), cloth conveying mechanism is used for automatic conveying cloth, cloth conveying mechanism includes two lower pivot (5), two lower conveying rollers (6), two first sprocket (7), first chain (8), first motor (9), adjusting part, two U type frame (11), two upper pivot (12), two upper conveying rollers (13), two second sprocket (14), second chain (15) and second motor (16), two recess (4) have been seted up at the top of platform (1), two lower pivot (5) are installed in corresponding recess (4) respectively in the rotation, two lower conveying rollers (6) are fixed to be overlapped respectively and are established in corresponding lower pivot (5) respectively lower pivot (4) extend to the top of two lower roller (5) respectively, extend to the top of platform (1) respectively, the two first chain wheels (7) are respectively and fixedly sleeved at the right ends of the corresponding lower rotating shafts (5), the first chains (8) are respectively and fixedly sleeved at the right sides of the platforms (1) around the two first chain wheels (7), the output shaft ends of the first motors (9) are respectively and fixedly connected with the right ends of one lower rotating shaft (5), the adjusting components are arranged on the platforms (1) and positioned at the left sides of the lower conveying rollers (6), the two U-shaped frames (11) are respectively arranged on the adjusting components, the two U-shaped frames (11) are respectively positioned right above the corresponding grooves (4), the sewing needles (3) are positioned between the two U-shaped frames (11), the two upper rotating shafts (12) are respectively and rotatably arranged in the corresponding U-shaped frames (11), the two upper conveying rollers (13) are respectively and fixedly sleeved at the corresponding upper rotating shafts (12), the two conveying rollers (13) are respectively and fixedly sleeved at the right sides of the corresponding upper rotating shafts (12), the two corresponding to the two corresponding upper chain wheels (14) are respectively arranged at the two right ends of the two corresponding U-shaped frames (12), the two upper chain wheels (14) are respectively and fixedly sleeved at the two right ends of the corresponding upper chain wheels (14), the second motor (16) is located on the right side of one U-shaped frame (11), the right end fixed connection of second motor (16) and one of them upper rotating shaft (12), adjusting part includes third motor (19), screw thread post (20), axle bed (21) and elevating beam (22), mounting groove (18) have been seted up at the top of platform (1), third motor (19) fixed mounting is in mounting groove (18), the bottom of screw thread post (20) extend to in mounting groove (18) and with the output axle head fixed connection of third motor (19), axle bed (21) fixed mounting is in on sewing machine body (2), the top of screw thread post (20) with axle bed (21) swivelling joint, elevating beam (22) thread bush is established on screw thread post (20), two the left side outer wall of U-shaped frame (11) all with the right side wall fixed connection of elevating beam (22).

2. An autoloading sewing machine according to claim 1, wherein: the right side wall of the platform (1) is fixedly provided with a first bearing seat (10), the first motor (9) is fixedly arranged on the first bearing seat (10), the right side outer wall of one U-shaped frame (11) of the two U-shaped frames (11) is fixedly provided with a second bearing seat (17), and the second motor (16) is fixedly arranged on the second bearing seat (17).

3. An autoloading sewing machine according to claim 1, wherein: the outer surfaces of the two lower conveying rollers (6) and the outer surfaces of the two upper conveying rollers (13) are respectively provided with anti-skid convex particles.

4. An autoloading sewing machine according to claim 1, wherein: the top of the platform (1) is fixedly provided with two vertical guide rods (23), and the lifting beam (22) is slidably sleeved on the two vertical guide rods (23).