CN215517906U

CN215517906U - Electromagnet fixing support of tight seam sewing machine

Info

Publication number: CN215517906U
Application number: CN202121731419.6U
Authority: CN
Inventors: 郭亮
Original assignee: Zhejiang Yahe Machinery Technology Co ltd
Current assignee: Zhejiang Yahe Machinery Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-14
Anticipated expiration: 2031-07-28

Abstract

The utility model provides an electromagnet fixing support of a seam-tightening sewing machine, which comprises an electromagnet upper hanger and an electromagnet lower hanger, wherein an electromagnet is installed between the electromagnet upper hanger and the electromagnet lower hanger, a driving shaft is arranged in the center of the electromagnet, one end of the driving shaft is provided with a thread, a positioning buffer spring is sleeved at the thread end of the driving shaft, the thread end part of the driving shaft is connected with a nut and a plastic push block, waist holes are formed in the electromagnet upper hanger and the electromagnet lower hanger and fixedly connected with a machine table through fasteners, and buffer pads are arranged at the joints of the electromagnet upper hanger and the electromagnet lower hanger and the end face of the electromagnet. According to the utility model, the positioning buffer spring is sleeved at the threaded end of the driving shaft to buffer and damp the vertical movement of the driving shaft, and meanwhile, the buffer pads are arranged at the joints of the upper electromagnet hanging bracket and the lower electromagnet hanging bracket and the end surface of the electromagnet, so that the damping effect on the electromagnet can be realized, and the phenomenon that the vibration is transmitted to a machine table to influence the wire passing stability of the wire passing assembly is prevented.

Description

Electromagnet fixing support of tight seam sewing machine

Technical Field

The utility model relates to the technical field of sewing machines, in particular to an electromagnet fixing support of a tight-seam sewing machine.

Background

The presser foot of the sewing machine is required to be lifted and lowered in the working process, the presser foot presses the cloth strips so as to enable sewing objects to be sewn evenly and stably when sewing is finished, and the presser foot is required to be lifted when the next stage is required to be carried out.

At present, the electromagnet fixing support for lifting the presser foot of the sewing machine is not provided with a buffer measure, the electromagnet can vibrate in the working process, the fixing support is arranged on a table of the sewing machine, the inside of the table can vibrate, the thread passing stability of the thread passing mechanism is influenced, and the needle thread of the thread passing mechanism is easy to shake and loose, so that the sewing effect is influenced. Therefore, the utility model provides an electromagnet fixing bracket of a tight seam sewing machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electromagnet fixing support of a sewing machine for tight seams, which solves the problem that the existing sewing machine generates vibration to influence the stability of thread passing when a presser foot lifting electromagnet moves.

In order to solve the technical problem, the utility model provides an electromagnet fixing support of a seam tightening sewing machine, which comprises an electromagnet upper hanging frame and an electromagnet lower hanging frame, wherein an electromagnet is installed between the electromagnet upper hanging frame and the electromagnet lower hanging frame, a thread is arranged at one end of a driving shaft in the center of the electromagnet, a positioning buffer spring is sleeved at the thread end of the driving shaft, a nut and a plastic push block are connected to the thread end of the driving shaft, waist holes are formed in the electromagnet upper hanging frame and the electromagnet lower hanging frame and are fixedly connected with a machine table through fasteners, and buffer pads are arranged at the joints of the electromagnet upper hanging frame and the electromagnet lower hanging frame and the end face of the electromagnet.

Further, in the technical scheme disclosed by the utility model, the electromagnet upper hanger and the electromagnet lower hanger are provided with at least three round holes, the corresponding electromagnet end surfaces are provided with threaded holes, and the two are fixed through a fastener.

Furthermore, in the technical scheme disclosed by the utility model, the buffer pad comprises an upper buffer pad and a lower buffer pad, and a connecting device is rotatably arranged between the upper buffer pad and the lower buffer pad.

Further, in the technical scheme disclosed by the utility model, a lower sucker is fixedly arranged at the bottom end inside the connecting device, the lower sucker is connected with a hollow nut on a lower buffer gasket through a threaded column at the bottom end, a spring is fixedly arranged inside the lower sucker, an upper sucker is fixedly arranged at the upper end inside the connecting device, the upper sucker is connected with an upper buffer gasket through a clamping column at the top end, and the upper sucker is elastically connected with the lower sucker through the spring.

Furthermore, in the technical scheme disclosed by the utility model, a lower snap ring is fixedly arranged on the outer surface of the clamping column, a slotted hole is formed in the periphery of the inner surface of the upper buffer gasket, and an upper snap ring matched with the lower snap ring is fixedly arranged in the slotted hole.

The utility model has the beneficial effects that: according to the utility model, the positioning buffer spring is sleeved at the threaded end of the driving shaft to buffer and damp the vertical movement of the driving shaft, and meanwhile, the buffer pads are arranged at the joints of the upper electromagnet hanging bracket and the lower electromagnet hanging bracket and the end surface of the electromagnet, so that the damping effect on the electromagnet can be realized, and the phenomenon that the vibration is transmitted to a machine table to influence the wire passing stability of the wire passing assembly is prevented.

Drawings

FIG. 1 is a view of the installation structure of the present invention;

FIG. 2 is a diagram of the cushion of the present invention;

FIG. 3 is a view showing the construction of the connecting device of the present invention;

FIG. 4 is a diagram of the structure of the upper cushion pad of the present invention;

FIG. 5 is a view showing the structure of the lower cushion pad according to the present invention.

Wherein, 1 electromagnet upper hanger, 2 electromagnet lower hanger, 3 electromagnet, 4 drive shafts, 5 screw threads, 6 positioning buffer spring, 7 screw cap, 8 plastic push block, 9 waist hole, 10 buffer pad, 11 round hole, 12 screw hole, 101 upper buffer pad, 102 lower buffer pad, 103 connecting device, 1011 slotted hole, 1012 upper snap ring, 1021 hollow nut, 1031 lower suction cup, 1032 screw thread post, 1033 spring, 1034 upper suction cup, 1035 snap post, 1036 lower snap ring.

Detailed Description

The utility model is further described with reference to the drawings and the specific embodiments. Those skilled in the art will be able to implement the utility model based on these teachings. Moreover, the embodiments of the present invention described in the following description are generally only some embodiments of the present invention, and not all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort shall fall within the protection scope of the present invention.

The utility model provides a seam sewing machine electro-magnet fixed bolster, includes on the electro-magnet gallows 1 and electro-magnet gallows 2 down, install electro-magnet 3 between gallows 1 and the electro-magnet gallows 2 down on the electro-magnet, the 3 center one end that has a drive shaft 4 of electro-magnet is equipped with

screw thread

5, 5 pot heads of screw thread of drive shaft 4 have

location buffer spring

6, 5 end connection of screw thread of drive shaft 4 have nut 7 and plastic ejector pad 8, be provided with waist hole 9 on gallows 1 and the electro-magnet gallows 2 down on the electro-magnet, through fastener and board fixed connection,

gallows

2 and 3 terminal surface junctions of electro-magnet are provided with blotter 10 under gallows 1 and the electro-magnet on the electro-magnet.

Further, in the technical scheme disclosed by the utility model, the electromagnet upper hanger 1 and the electromagnet lower hanger 2 are provided with at least three round holes 11, the end faces of the electromagnets 3 at the corresponding positions are provided with threaded holes 12, and the two are fixed through fasteners.

Further, in the technical solution disclosed in the present invention, the cushion pad 10 includes an upper cushion pad 101 and a lower cushion pad 102, and a connecting device 103 is rotatably installed between the upper cushion pad 101 and the lower cushion pad 102.

Further, in the technical solution disclosed in the present invention, a lower suction plate 1031 is fixedly installed at the bottom end inside the connecting device 103, the lower suction plate 1031 is connected to a hollow nut 1021 on the lower cushion pad 102 through a threaded post 1032 at the bottom end, a spring 1033 is fixedly installed inside the lower suction plate 1031, an upper suction plate 1034 is fixedly installed at the upper end inside the connecting device 103, the upper suction plate 1034 is connected to the upper cushion pad 101 through a snap post 1035 at the top end, and the upper suction plate 1034 is elastically connected to the lower suction plate 1031 through the spring 1033.

Further, in the technical solution disclosed in the present invention, a lower snap ring 1036 is fixedly installed on an outer surface of the snap column 1035, a slot 1011 is formed around an inner surface of the upper cushion pad 101, and an upper snap ring 1012 matched with the lower snap ring 1035 is fixedly installed in the slot 1011.

In the embodiment, when 3 drives power downwards at the electro-magnet, the drive shaft 4 of electro-magnet 3 drives linkage device that the plastic ejector pad 8 oppresses the board downwards and realizes lifting the work of presser foot, and its theory of operation is the same with prior art, and at the perpendicular in-process that oppresses downwards of drive shaft 4, can cushion the cushioning effect to drive shaft 4 through location buffer spring 6, avoids drive shaft 4 motion to arouse vibrations, reduces the noise of motion. The vibrations that electro-magnet 3 produced in the course of the work can transmit the board through the fixed bolster, influences the line stability of crossing the line subassembly in the board, sets up blotter 10 through gallows 1 and electro-magnet

lower gallows

2 and 3 terminal surface connections of electro-magnet on the electro-magnet, can cushion the shock attenuation to electro-magnet 3.

In the embodiment, the cushion pad 10 includes an upper cushion pad 101 and a lower cushion pad 102, a connecting device 103 is installed between the upper cushion pad 101 and the lower cushion pad 102, a lower suction plate 1031 is fixedly installed at the bottom end of the interior of the connecting device 103, a threaded column 1032 is fixedly installed at the bottom end of the lower suction plate 1031, an external thread is opened on the outer surface of the threaded column 1032, a hollow nut 1021 is opened on the lower cushion pad 102, the lower suction plate 1031 is connected to the hollow thread 1021 through the threaded column 1032 to complete the installation with the lower cushion pad 102, a spring 1033 is fixedly installed inside the lower suction plate 1031, an upper suction plate 1034 is fixedly installed at the upper end of the interior of the connecting device 103, a clamping column 1035 is fixedly installed at the top end of the upper suction plate 1034, a lower clamping ring 1036 is fixedly installed at the upper end of the outer surface of the clamping column 1035, an upper groove 1011 is opened around the inner side of the upper cushion pad 101, an upper clamping ring 1012 is fixedly installed inside the groove 1011, the upper suction plate is clamped into the groove 1011 through the clamping column 1034 to complete the installation, the upper suction cup 1034 and the lower suction cup 1031 are elastically connected by a spring 1033. The buffer pad 10 is provided with a through hole matched with the circular holes 11 of the upper hanger 1 and the lower hanger 2 of the electromagnet, so that the buffer pad 10 can be conveniently installed. When the cushion pad 10 receives the external force, the spring 1033 can generate compression deformation, thereby being beneficial to enhancing the buffering performance of the cushion pad 10, when the spring 1033 is compressed to a certain degree, the upper suction cup 1034 and the lower suction cup 1031 can attract each other, thereby preventing the upper cushion pad 101 and the lower cushion pad 102 from sliding relatively, and further being beneficial to further enhancing the buffering performance of the cushion pad 10 because the upper cushion pad 101 and the lower cushion pad 102 can generate deformation.

Claims

1. The utility model provides a seam sewing machine electro-magnet fixed bolster, its characterized in that, includes that electro-magnet goes up gallows (1) and electro-magnet lower hanger (2), install electro-magnet (3) between gallows (1) and electro-magnet lower hanger (2) on the electro-magnet, the one end that has a drive shaft (4) in electro-magnet (3) center is equipped with screw thread (5), screw thread (5) pot head of drive shaft (4) has location buffer spring (6), screw thread (5) end connection of drive shaft (4) has nut (7) and plastic ejector pad (8), be provided with waist hole (9) on gallows (1) and electro-magnet lower hanger (2) on the electro-magnet, through fastener and board fixed connection, gallows (1) and electro-magnet lower hanger (2) and electro-magnet (3) end connection department is provided with blotter (10) on the electro-magnet.

2. The sewing machine electromagnet fixing bracket as claimed in claim 1, characterized in that the electromagnet upper hanger (1) and the electromagnet lower hanger (2) are provided with at least three round holes (11), the corresponding electromagnet (3) end face is provided with a threaded hole (12), and the two are fixed through a fastener.

3. The sewing machine electromagnet fixing bracket according to claim 1, characterized in that the cushion pad (10) comprises an upper cushion pad (101) and a lower cushion pad (102), and a connecting device (103) is rotatably mounted between the upper cushion pad (101) and the lower cushion pad (102).

4. The sewing machine electromagnet fixing support for the overlong according to claim 3, characterized in that a lower suction cup (1031) is fixedly installed at the bottom end of the interior of the connecting device (103), the lower suction cup (1031) is connected with a hollow nut (1021) on the lower buffer gasket (102) through a threaded column (1032) at the bottom end, a spring (1033) is fixedly installed in the interior of the lower suction cup (1031), an upper suction cup (1034) is fixedly installed at the upper end of the interior of the connecting device (103), the upper suction cup (1034) is connected with the upper buffer gasket (101) through a clamping column (1035) at the top end, and the upper suction cup (1034) is elastically connected with the lower suction cup (1031) through the spring (1033).

5. The electromagnet fixing support of the overlock sewing machine as claimed in claim 4, wherein a lower snap ring (1036) is fixedly installed on the outer surface of the snap column (1035), a slotted hole (1011) is formed in the periphery of the inner surface of the upper buffer gasket (101), and an upper snap ring (1012) matched with the lower snap ring (1036) is fixedly installed in the slotted hole (1011).