CN214655627U

CN214655627U - Automatic presser foot lifting structure of computer lockstitch sewing machine

Info

Publication number: CN214655627U
Application number: CN202120766673.3U
Authority: CN
Inventors: 张海峰; 张丽; 刘爱华; 陈庆燕
Original assignee: Taian Renault Yifeng Clothing Technology Co ltd
Current assignee: Taian Renault Yifeng Clothing Technology Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-11-09
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses an automatic presser foot lifting structure of a computer lockstitch sewing machine, which relates to the technical field of lockstitch sewing machines and solves the technical problems of poor stability, large occupied space, inconvenient rapid assembly of the presser foot, increased difficulty in later maintenance and low working efficiency; the automatic transmission device comprises a rectangular box, wherein two supporting plates are fixedly arranged in the rectangular box, the two supporting plates are symmetrically arranged, an arc-shaped ring is connected between the two supporting plates in a sliding manner, a rotating rod is rotatably connected in the rectangular box, one end of the rotating rod penetrates through the rectangular box and is arranged outside the rectangular box, an incomplete gear is fixedly arranged on the surface of the rotating rod, and a first rack is fixedly arranged on the inner wall of one side of the arc-shaped ring; the utility model discloses it is more stable to have the in-process of lifting the pressure, and it is more convenient to use, removes mutually supporting between frame and the rectangle case simultaneously, and the occupation space that significantly reduces, and be convenient for quick assembles relevant presser foot, improves work efficiency greatly, reduces the later stage maintenance degree of difficulty.

Description

Automatic presser foot lifting structure of computer lockstitch sewing machine

Technical Field

The utility model relates to a flush joint machine technical field especially relates to an automatic presser foot structure of lifting of computer flush joint machine.

Background

With the rapid development of science and technology, the mechanization degree of clothing manufacturing is higher and higher, and in the technical field of clothing manufacturing, there are many sewing devices such as a computer flat seaming machine, a computer overedger, a computer flat seaming machine and the like which mainly use an industrial sewing machine, and the sewing machine generally comprises a machine head, a machine base, a transmission part and the like; at present, an automatic presser foot lifting structure is commonly used in the use process of a computer lockstitch sewing machine for using the automatic presser foot lifting structure;

"a presser foot device is lifted to sewing machine" that chinese patent grant publication number cn201620861. x provided, can use the motor as the power supply through setting up, it is big to have solved the automatic common noise that lifts the presser foot device when adopting the electro-magnet as the power supply among the prior art, the problem that the whereabouts speed is too fast damages the seam material, but this scheme poor stability, occupation space is great, there is certain limitation in the use, and do not have the installation setting of being convenient for carry out quick installation to the presser foot, lead to the later stage maintenance degree of difficulty to increase, work efficiency greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic presser foot structure of lifting of computer flush joint machine has solved poor stability, and occupation space is great, is not convenient for carry out fast assembly to the presser foot, and the later stage maintenance degree of difficulty increases, technical problem that work efficiency hangs down.

In order to solve the technical problem, the utility model provides an automatic presser foot lifting structure of a computer lockstitch sewing machine, which comprises a rectangular box, wherein two support plates are fixedly arranged in the rectangular box, the two support plates are arranged symmetrically, an arc-shaped ring is connected between the two support plates in a sliding way, the rectangular box is rotatably connected with a rotating rod, one end of the rotating rod passes through the rectangular box and is arranged outside the rectangular box, an incomplete gear is fixedly arranged on the surface of the rotating rod, a first rack is fixedly arranged on the inner wall of one side of the arc-shaped ring, a second rack is fixedly arranged on the inner wall of the other side of the arc-shaped ring, the incomplete gear is respectively meshed with the first rack and the second rack, a movable frame is fixedly arranged in the middle of the bottom end of the arc-shaped ring, a mounting frame is fixedly arranged at the bottom end of the movable frame, support blocks are fixedly arranged on both sides of the bottom end of the mounting frame, two equal sliding connection in inside of supporting shoe has the removal round pin, two the equal fixed mounting in surface of removal round pin has the limiting plate, two the equal activity in surface of removal round pin has cup jointed the second spring.

Preferably, the both sides on arc circle top and the equal fixed mounting in both sides of bottom have a fixed block, four the equal fixed mounting in one side of fixed block has first spring, four the one end of first spring all with the inner wall fixed connection of rectangle case.

Preferably, the middle parts of the two sides of the arc-shaped ring are fixedly provided with sliding blocks, one side of the supporting plate is provided with sliding grooves matched with the sliding blocks, and the sliding blocks are respectively in sliding connection with the corresponding sliding grooves.

Preferably, one end of each of the two second springs is fixedly connected with one side of the corresponding limiting plate, the other end of each of the two second springs is fixedly connected with the inner wall of the corresponding supporting block, and one end of each of the two moving pins penetrates through the supporting block and is fixedly connected with the stretching cap arranged outside the supporting block.

Preferably, the front fixed mounting of rectangle case has the guard plate, four positive corners of guard plate all are connected through the fixed surface of bolt with the rectangle case.

Preferably, the two sides of the top end and the two sides of the bottom end of the rectangular box are fixedly provided with mounting blocks, and mounting holes are formed in the surfaces of the mounting blocks.

Compared with the prior art, the utility model provides a pair of automatic presser foot structure of lifting of computer flush joint machine has following beneficial effect:

the utility model provides an automatic presser foot structure of lifting of computer flush joint machine, the motor that dwang and flush joint machine set up through setting up is assembled, make the output shaft of motor assemble with the one end of dwang, the cooperation motor, make the dwang rotate, and then the incomplete gear that drives the dwang surface rotates, first incomplete gear carries out intermeshing with first rack and second rack respectively and is connected, make the arc circle move repeatedly between two backup pads, the first spring of cooperation setting, and then make and remove frame and installation piece and move at vertical orientation repeatedly, lift the in-process of pressing more stable, it is more convenient to use, remove the mutually supporting between frame and the rectangle case simultaneously, the occupation space that significantly reduces, poor stability has been solved, the great problem of occupation space.

The utility model provides an automatic presser foot structure of lifting of computer flush joint machine, the removal round pin that drives the correspondence through the tensile cap that sets up moves at the horizontal direction, cooperation limiting plate and second spring, make the removal round pin shrink to the inside of supporting shoe, the spacing hole of seting up on cooperation presser foot surface, make to peg graft each other between removal round pin and the spacing hole, and then be convenient for quick assemble relevant presser foot, improve work efficiency greatly, reduce the later stage maintenance degree of difficulty, the quick assembly of being not convenient for to the presser foot has been solved, the later stage maintenance degree of difficulty increases, the problem that work efficiency is low.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is an enlarged schematic structural diagram of the utility model B.

Reference numbers in the figures: 1. a rectangular box; 2. a support plate; 3. an arc-shaped ring; 4. a slider; 5. rotating the rod; 6. an incomplete gear; 7. a first rack; 8. a second rack; 9. a fixed block; 10. a first spring; 11. a movable frame; 12. a mounting frame; 13. a support block; 14. a moving pin; 15. a limiting plate; 16. a second spring; 17. stretching the cap; 18. a protection plate; 19. mounting blocks; 20. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

In the first embodiment, as shown in fig. 1-4, the utility model comprises a rectangular box 1, two support plates 2 are fixed inside the rectangular box 1, the two support plates 2 are arranged symmetrically, an arc ring 3 is connected between the two support plates 2 in a sliding manner, a rotating rod 5 is connected inside the rectangular box 1 in a rotating manner, one end of the rotating rod 5 passes through the rectangular box 1 and is arranged outside the rectangular box 1, an incomplete gear 6 is fixedly arranged on the surface of the rotating rod 5, a first rack 7 is fixedly arranged on the inner wall of one side of the arc ring 3, a second rack 8 is fixedly arranged on the inner wall of the other side of the arc ring 3, the incomplete gear 6 is respectively meshed with the first rack 7 and the second rack 8, a movable frame 11 is fixedly arranged in the middle of the bottom end of the arc ring 3, a mounting frame 12 is fixedly arranged at the bottom end of the movable frame 11, support blocks 13 are fixedly arranged on both sides of the bottom end of the mounting frame 12, the inside equal sliding connection of two supporting shoes 13 has removal round pin 14, and the equal fixed mounting in surface of two removal round pins 14 has limiting plate 15, and the equal activity of the surface of two removal round pins 14 has cup jointed second spring 16.

Embodiment two, on the basis of embodiment one, the equal fixed mounting in both sides on 3 tops of arc circle and the both sides of bottom has fixed block 9, and the equal fixed mounting in one side of four fixed blocks 9 has first spring 10, and the one end of four first springs 10 all with the inner wall fixed connection of rectangle case 1, be convenient for make arc circle 3 more stable at the in-process that removes, increase certain stability, it is more convenient to use.

Embodiment three, on the basis of embodiment one, the equal fixed mounting in middle part at 3 both sides of arc circle has slider 4, two backup pad 2 one side all seted up with slider 4 assorted spout, two sliders 4 respectively with the spout sliding connection that corresponds, be convenient for play the effect of direction for slider 4 does not receive any restriction at gliding in-process, and it is more convenient to use.

In the fourth embodiment, on the basis of the first embodiment, one end of each of the two second springs 16 is fixedly connected to one side of the corresponding limiting plate 15, the other end of each of the two second springs 16 is fixedly connected to the inner wall of the corresponding supporting block 13, and one end of each of the two moving pins 14 passes through the supporting block 13 and is fixedly connected to the stretching cap 17 arranged outside the supporting block 13, so that the corresponding second spring 16 is fixedly supported, and the moving pin 14 is pulled conveniently.

Fifth embodiment, on the basis of first embodiment, there is guard plate 18 in the front fixed mounting of rectangular case 1, and four corners on the front of guard plate 18 all are connected with the fixed surface of rectangular case 1 through the bolt, are convenient for play the effect of protection to rectangular case 1 for guard plate 18 opens.

Sixth embodiment, on the basis of first embodiment, the equal fixed mounting in both sides on the both sides on rectangle case 1 top and the both sides of bottom has installation piece 19, and mounting hole 20 has all been seted up on the surface of four installation pieces 19, is convenient for install this presser foot structure of lifting, and it is more convenient to use.

The working principle is as follows:

the first innovation point implementation step:

the first step is as follows: firstly, the automatic presser foot lifting structure is placed at a working place, the automatic presser foot lifting structure is prepared to be assembled, and a motor of the flat sewing machine is assembled with the rotating rod 5, so that an output shaft of the motor is fixed with one end of the rotating rod 5.

The second step is that: then the motor is controlled to work, an output shaft of the motor drives the rotating rod 5 to rotate, and further drives the incomplete gear 6 on the surface of the rotating rod 5 to rotate, the first incomplete gear 6 is meshed with the first rack 7 and the second rack 8 respectively, so that the arc-shaped ring 3 repeatedly moves between the two support plates 2, and the corresponding first spring 10 is contracted or stretched by matching with the first spring 10, so that the moving frame 11 and the mounting frame 12 repeatedly move in the vertical direction, the lifting and pressing process is more stable, and the use is more convenient;

the third step: the motor switch is closed and the relevant presser foot is ready to be assembled.

The implementation step of the second innovation point:

the first step is as follows: firstly, pulling a stretching cap 17, wherein the stretching cap 17 drives a corresponding moving pin 14 to move in the horizontal direction, and the moving pin 14 is contracted into the supporting block 13 by matching with a limiting plate 15 and a second spring 16, and the moving pin 14 and the limiting hole are mutually inserted and connected by matching with a limiting hole formed in the surface of the presser foot, so that the related presser foot is conveniently and quickly assembled, the working efficiency is greatly improved, and the difficulty in later maintenance is reduced;

the second step is that: after the related presser foot is assembled, the automatic presser foot lifting structure is fixed through the arranged mounting block 19 and the mounting hole 20 thereof;

the third step: and finally, controlling the motor to work again, and using the computer flat sewing machine.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model provides an automatic presser foot structure of lifting of computer flush joint machine, includes rectangle case (1), its characterized in that: the inner part of the rectangular box (1) is fixedly provided with two supporting plates (2), the two supporting plates (2) are arranged symmetrically, an arc-shaped ring (3) is connected between the two supporting plates (2) in a sliding manner, the inner part of the rectangular box (1) is rotatably connected with a rotating rod (5), one end of the rotating rod (5) penetrates through the rectangular box (1) and is arranged outside the rectangular box (1), the surface of the rotating rod (5) is fixedly provided with an incomplete gear (6), the inner wall of one side of the arc-shaped ring (3) is fixedly provided with a first rack (7), the inner wall of the other side of the arc-shaped ring (3) is fixedly provided with a second rack (8), the incomplete gear (6) is respectively meshed with the first rack (7) and the second rack (8) and is connected, the middle part of the bottom end of the arc-shaped ring (3) is fixedly provided with a movable frame (11), the bottom end of the movable frame (11) is fixedly provided with a mounting frame (12), the equal fixed mounting in both sides of the bottom of mounting bracket (12) has supporting shoe (13), two the equal sliding connection in inside of supporting shoe (13) has removal round pin (14), two the equal fixed mounting in surface of removal round pin (14) has limiting plate (15), two the equal activity in surface of removal round pin (14) has cup jointed second spring (16).

2. The automatic presser foot lifting structure of the computer lockstitch sewing machine as claimed in claim 1, wherein fixed blocks (9) are fixedly mounted on both sides of the top end and both sides of the bottom end of the arc-shaped ring (3), first springs (10) are fixedly mounted on one sides of the four fixed blocks (9), and one ends of the four first springs (10) are fixedly connected with the inner wall of the rectangular box (1).

3. The automatic presser foot lifting structure of the computer lockstitch sewing machine as claimed in claim 1, wherein the middle parts of both sides of the arc-shaped ring (3) are fixedly provided with sliding blocks (4), one side of each of the two supporting plates (2) is provided with a sliding groove matched with the sliding block (4), and the two sliding blocks (4) are respectively connected with the corresponding sliding grooves in a sliding manner.

4. The automatic presser foot lifting structure of the computer sewing machine according to claim 1, wherein one end of each of the two second springs (16) is fixedly connected to one side of the corresponding limiting plate (15), the other end of each of the two second springs (16) is fixedly connected to the inner wall of the corresponding supporting block (13), and one end of each of the two moving pins (14) passes through the supporting block (13) and is fixedly connected to a stretching cap (17) disposed outside the supporting block (13).

5. The automatic presser foot lifting structure of the computer flat seamer as claimed in claim 1, wherein a protection plate (18) is fixedly installed on the front surface of the rectangular box (1), and four corners of the front surface of the protection plate (18) are fixedly connected with the surface of the rectangular box (1) through bolts.

6. The automatic presser foot lifting structure of the computer lockstitch sewing machine as claimed in claim 1, wherein mounting blocks (19) are fixedly mounted on both sides of the top end and both sides of the bottom end of the rectangular box (1), and mounting holes (20) are formed on the surfaces of the four mounting blocks (19).