CN211771916U - Presser foot mechanism of sewing machine - Google Patents
Presser foot mechanism of sewing machine Download PDFInfo
- Publication number
- CN211771916U CN211771916U CN202020183600.7U CN202020183600U CN211771916U CN 211771916 U CN211771916 U CN 211771916U CN 202020183600 U CN202020183600 U CN 202020183600U CN 211771916 U CN211771916 U CN 211771916U
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- presser foot
- piston
- main part
- groove
- spring
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Abstract
The utility model discloses a sewing machine presser foot mechanism belongs to sewing machine part technical field, including presser foot main part and the eedle main part of setting in presser foot main part inboard, the top of presser foot main part is seted up flutedly, the recess endotheca is equipped with the movable block, the top of movable block and the one end fixed connection of first spring, the piston groove has been seted up to the bottom of presser foot main part, the piston has been cup jointed to the inside in piston groove to the top of piston is through the top fixed connection of second spring and piston inslot side. The utility model discloses in, through mutually supporting between shock pad, connecting seat, piston rod, piston groove, fumarole, second spring, first spring, movable block and the connecting hole, can detach the adsorbed fine hair in eedle main part surface, can also play the effect of cooling to the eedle main part to a certain extent, prevent effectively that the passivation of eedle main part from taking place even cracked condition, still can prevent that the presser foot main part from taking place deformation.
Description
Technical Field
The utility model belongs to the technical field of the sewing machine part, especially, relate to a sewing machine presser foot mechanism.
Background
A sewing machine is a machine that uses one or more sewing threads to form one or more stitches in a material to be sewn, thereby interweaving or stitching one or more layers of 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. And derives the artistic forms of hand-push embroidery, computer embroidery, etc.
The effect of sewing machine presser foot is flattening the seam material, the stitch of being convenient for forms, current sewing machine presser foot mechanism is when contacting with the faller, produce the noise of a large amount of metal clashes easily, also can lead to the presser foot to take place deformation simultaneously, and then just can influence the effect of flattening of presser foot mechanism, and the eedle is under the high frequency sewing action, produce high temperature easily under the influence of factors such as friction, and adsorb there is fine hair, make the eedle passivation easily, the cracked condition takes place even, consequently, need for a sewing machine presser foot mechanism to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the presser foot mechanism of the sewing machine is provided for solving the problems that when the presser foot mechanism of the existing sewing machine is in contact with a needle plate, a large amount of metal impact noise is easily generated, meanwhile, the presser foot is deformed, further, the flattening effect of the presser foot mechanism is influenced, and a machine needle is easy to generate high temperature under the influence of factors such as friction and the like under the action of high-frequency sewing, and is adsorbed with fluff, so that the machine needle is easy to be passivated, and even the condition of breakage occurs.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a sewing machine presser foot mechanism, includes presser foot main part and sets up the eedle main part at presser foot main part inboard, the top of presser foot main part is seted up flutedly, the recess endotheca is equipped with the movable block, the top of movable block and the one end fixed connection of first spring, the piston groove has been seted up to the bottom of presser foot main part, the piston has been cup jointed to the inside in piston groove to the top of piston passes through the top fixed connection of second spring with the piston inslot side, the bottom fixedly connected with piston rod of piston, the bottom fixedly connected with connecting seat of piston rod, the bottom of connecting seat is provided with the shock pad to the pinhole has all been seted up to the corresponding eedle main part's in shock pad and connecting seat top position.
As a further description of the above technical solution: the other end of the first spring is fixedly connected with the bottom of the sealing plate, and the bottom of the sealing plate is fixedly connected with the top of the presser foot main body.
As a further description of the above technical solution: the top of the shock pad is embedded with a first magnetic ring, the top of the first magnetic ring is attracted with a second magnetic ring, the second magnetic ring is embedded at the bottom of the connecting seat, and the magnetic poles of the opposite surfaces of the second magnetic ring and the first magnetic ring are the same.
As a further description of the above technical solution: the cross section of the piston is of an annular structure, and the cross section of the piston groove is of an annular structure.
As a further description of the above technical solution: the side surface of the inner wall of the piston groove is communicated with the side surface of the inner wall of the groove through the connecting hole.
As a further description of the above technical solution: and the side surface of the inner wall of the groove is provided with an air injection hole at a position corresponding to the needle main body.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through mutually supporting between shock pad, connecting seat, piston rod, piston groove, fumarole, second spring, first spring, movable block and the connecting hole, can detach the adsorbed fine hair in eedle main part surface, can also play the effect of cooling to the eedle main part to a certain extent, prevent effectively that the passivation of eedle main part from taking place even cracked condition, still can prevent that the presser foot main part from taking place deformation.
2. The utility model discloses in, through setting up first magnetic ring and second magnetic ring, first magnetic ring and second magnetic ring inter attraction, the change of the shock pad of being convenient for, through setting up first spring and movable block, the in-process that the inside atmospheric pressure of recess changes, first spring can be compressed, therefore alright further disturbs the inside air current of presser foot main part to alright improve the cooling effect to the presser foot main part.
Drawings
FIG. 1 is a schematic view of a front view of a presser foot mechanism of a sewing machine according to the present invention;
FIG. 2 is an enlarged schematic structural view of a presser foot mechanism A of the sewing machine according to the present invention;
fig. 3 is a schematic structural view of the overlooking structure of the shock pad of the presser foot mechanism of the sewing machine of the present invention.
In the figure: 1. a presser foot main body; 2. a groove; 3. a gas injection hole; 4. a movable block; 5. a first spring; 6. a sealing plate; 7. a piston groove; 8. a piston; 9. a second spring; 10. connecting holes; 11. a piston rod; 12. a connecting seat; 13. a shock pad; 14. a first magnetic ring; 15. a second magnetic ring; 16. a pinhole; 17. a needle body.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a presser foot mechanism of a sewing machine comprises a presser foot main body 1 and a machine needle main body 17 arranged on the inner side of the presser foot main body 1, wherein the top of the presser foot main body 1 is provided with a groove 2, a movable block 4 is sleeved in the groove 2, the top of the movable block 4 is fixedly connected with one end of a first spring 5, through the arrangement of the first spring 5 and the movable block 4, in the process of changing the air pressure in the groove 2, the first spring 5 can be compressed, so that the air flow in the presser foot main body 1 can be further disturbed, the cooling effect on the presser foot main body 1 can be improved, the bottom of the presser foot main body 1 is provided with a piston groove 7, the piston 8 is sleeved in the piston groove 7, the top of the piston 8 is fixedly connected with the top of the inner side of the piston groove 7 through a second spring 9, the bottom of the piston 8 is fixedly connected with a piston rod 11, the bottom end of the piston rod 11 is fixedly connected, through setting up shock pad 13, presser foot main part 1 is pressing the in-process of faller, and shock pad 13 can be earlier with the faller contact to pinhole 16 has all been seted up to shock pad 13 and the corresponding eedle main part 17 position in connecting seat 12 top.
Specifically, as shown in fig. 2, the other end of the first spring 5 is fixedly connected to the bottom of the sealing plate 6, and the bottom of the sealing plate 6 is fixedly connected to the top of the presser foot main body 1.
Specifically, as shown in fig. 1, a first magnetic ring 14 is embedded in the top of the damping pad 13, a second magnetic ring 15 is attached to the top of the first magnetic ring 14, the second magnetic ring 15 is embedded in the bottom of the connecting seat 12, the magnetic poles of the opposite surfaces of the second magnetic ring 15 and the first magnetic ring 14 are the same, and the first magnetic ring 14 and the second magnetic ring 15 are mutually attracted by arranging the first magnetic ring 14 and the second magnetic ring 15, so that the damping pad 13 can be conveniently replaced.
Specifically, as shown in fig. 2, the cross-section of the piston 8 is a ring-shaped structure, and the cross-sectional shape of the piston groove 7 is a ring-shaped structure.
Specifically, as shown in fig. 1, the side surface of the inner wall of the piston groove 7 communicates with the side surface of the inner wall of the recess groove 2 through the connecting hole 10.
Specifically, as shown in fig. 1, the side surface of the inner wall of the groove 2 is provided with an air injection hole 3 at a position corresponding to the needle body 17.
The working principle is as follows: when the presser foot main body 1 is used, the damping pad 13 can be firstly contacted with the needle plate in the process of pressing the needle plate, and in the process of continuously pressing, the connecting seat 12 can push the piston rod 11 to drive the piston 8 to extrude the second spring 9, in the process, the piston 8 can push the air in the piston groove 7 to flow into the groove 2 through the connecting block, so that the air pressure in the groove 2 is increased, and the first spring 5 can be compressed, so that the air flow in the presser foot main body 1 can be further disturbed, the cooling effect on the presser foot main body 1 can be improved, the air in the groove 2 is sprayed out through the air spraying holes 3 under the action of the air pressure and acts on the needle main body 17, the fluff adsorbed on the surface of the needle main body 17 can be removed, the cooling effect on the needle main body 17 can be realized to a certain degree, and the condition that the needle main body 17 is passivated and even broken can be effectively prevented, in the process that the second spring 9 is extruded, certain buffering effect can be achieved by using the elastic force of the second spring, so that the presser foot main body 1 can be prevented from being deformed, the first magnetic ring 14 and the second magnetic ring 15 are mutually attracted, and the shock pad 13 can be conveniently replaced.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. A presser foot mechanism of a sewing machine comprises a presser foot main body (1) and a machine needle main body (17) arranged on the inner side of the presser foot main body (1), and is characterized in that a groove (2) is formed in the top of the presser foot main body (1), a movable block (4) is sleeved in the groove (2), the top of the movable block (4) is fixedly connected with one end of a first spring (5), a piston groove (7) is formed in the bottom of the presser foot main body (1), a piston (8) is sleeved in the piston groove (7), the top of the piston (8) is fixedly connected with the top of the inner side of the piston groove (7) through a second spring (9), a piston rod (11) is fixedly connected with the bottom of the piston rod (11), a connecting seat (12) is fixedly connected with the bottom of the connecting seat (12), and a shock pad (13) is arranged at the bottom of the connecting seat (12), and the positions of the shock pad (13) and the top of the connecting seat (12) corresponding to the machine needle main body (17) are provided with pinholes (16).
2. The presser foot mechanism of a sewing machine according to claim 1, wherein the other end of said first spring (5) is fixedly connected to the bottom of the sealing plate (6), and the bottom of the sealing plate (6) is fixedly connected to the top of the presser foot body (1).
3. The presser foot mechanism of sewing machine as claimed in claim 1, wherein a first magnetic ring (14) is embedded on the top of said shock pad (13), a second magnetic ring (15) is attached on the top of said first magnetic ring (14), and the second magnetic ring (15) is embedded on the bottom of the connecting seat (12), and the magnetic poles of the second magnetic ring (15) and the first magnetic ring (14) are the same.
4. A presser foot mechanism for sewing machines according to claim 1, characterized in that said piston (8) has a ring-shaped configuration in cross section and the piston groove (7) has a ring-shaped configuration in cross section.
5. A presser foot mechanism for sewing machines according to claim 1, characterized in that the side of the inner wall of said piston groove (7) communicates with the side of the inner wall of the groove (2) through the connecting hole (10).
6. The presser foot mechanism of sewing machine according to claim 1, wherein the air injection hole (3) is provided at a position of the inner wall side of said groove (2) corresponding to the needle body (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020183600.7U CN211771916U (en) | 2020-02-19 | 2020-02-19 | Presser foot mechanism of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020183600.7U CN211771916U (en) | 2020-02-19 | 2020-02-19 | Presser foot mechanism of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211771916U true CN211771916U (en) | 2020-10-27 |
Family
ID=72908598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020183600.7U Expired - Fee Related CN211771916U (en) | 2020-02-19 | 2020-02-19 | Presser foot mechanism of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211771916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112680887A (en) * | 2020-12-15 | 2021-04-20 | 林德访 | Garment materials makes up with synchronous lap guard auxiliary assembly |
-
2020
- 2020-02-19 CN CN202020183600.7U patent/CN211771916U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112680887A (en) * | 2020-12-15 | 2021-04-20 | 林德访 | Garment materials makes up with synchronous lap guard auxiliary assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 Termination date: 20210219 |