CN211112544U - Sewing machine presser foot device convenient to change - Google Patents
Sewing machine presser foot device convenient to change Download PDFInfo
- Publication number
- CN211112544U CN211112544U CN201921957858.1U CN201921957858U CN211112544U CN 211112544 U CN211112544 U CN 211112544U CN 201921957858 U CN201921957858 U CN 201921957858U CN 211112544 U CN211112544 U CN 211112544U
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- plate
- sewing machine
- pressing plate
- fixedly connected
- presser foot
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Abstract
The utility model relates to the technical field of sewing machines, in particular to a sewing machine presser foot device convenient to convert, which comprises a bottom plate and a sewing machine, wherein the top end of the bottom plate is fixedly connected with the sewing machine, the top end of the sewing machine is fixedly connected with a threaded rod, the outer side of the threaded rod is provided with a coil, the outer side of the threaded rod is in threaded connection with a nut, the outer side of the threaded rod is provided with a first pressing plate, the top end of the first pressing plate is fixedly connected with a second spring, the top end of the second spring is fixedly connected with a second pressing plate, the bottom end of the left end surface of the sewing machine is fixedly connected with a connecting rod, the outer side of the connecting rod is fixedly connected with a fixed plate, the top end of the fixed plate is fixedly connected with a first spring, the top end of the first spring is fixedly connected with a top, the replacement speed is improved without using external tools, and the use of the sewing machine is facilitated.
Description
Technical Field
The utility model relates to a sewing machine technical field specifically is a sewing machine presser foot device convenient to conversion.
Background
The sewing machine is a machine which uses one or more sewing threads to form one or more stitches on a sewing material to enable one or more layers of the sewing material to be interwoven or sewn, the sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like, and products such as leather, plastics, paper and the like, the sewn stitches are neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and when different fabrics are processed, different presser feet are needed to be used for sewing, so that the demand for the presser foot device of the sewing machine which is convenient to change is increasing day by day.
The sewing machine presser foot that exists on the existing market, when using it, need change the presser foot to the cloth of difference, prior art when changing the presser foot, need be unfavorable for carrying out quick replacement to the presser foot with the help of external instrument to when using to the line, do not adjust the tension of line, the condition that the line was knod easily appears is unfavorable for sewing the cloth, consequently, provides a sewing machine presser foot device convenient to change to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sewing machine presser foot device convenient to conversion to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a sewing machine presser foot device convenient for conversion comprises a bottom plate and a sewing machine, wherein the top end of the bottom plate is fixedly connected with the sewing machine, the top end of the sewing machine is fixedly connected with a threaded rod, the outer side of the threaded rod is provided with a coil, the outer side of the threaded rod is in threaded connection with a nut, a first pressing plate is arranged on the outer side of the threaded rod, a second spring is fixedly connected with the top end of the first pressing plate, the top end of the second spring is fixedly connected with a second pressing plate, the bottom end of the left end surface of the sewing machine is fixedly connected with a connecting rod, the outer side of the connecting rod is fixedly connected with a fixed plate, the top end of the fixed plate is fixedly connected with a first spring, the top end of the first spring is fixedly connected with a top plate, the bottom end of the top plate is fixedly connected with an adjusting plate, the inner side of the adjusting plate is in threaded connection with a bolt, the outer side of the connecting rod is provided with a presser foot, and the bottom end of the left end face of the sewing machine is in sliding connection with a sewing needle.
Preferably, the number of the bolts is 2, the two bolts are respectively located at symmetrical positions of the left end and the right end of the connecting rod, the bolts are in threaded connection with the connecting rod, and the presser foot and the connecting rod are fixed in position through the bolts.
Preferably, the number of regulating plate is total 2, two the regulating plate is located the inboard left and right ends symmetric position department of fixed plate respectively, the regulating plate passes through first spring and fixed plate sliding connection, the roof passes through regulating plate and fixed plate sliding connection.
Preferably, the cross sectional areas of the first pressing plate and the second pressing plate are the same, the first pressing plate and the second pressing plate are in sliding connection through a second spring, holes are formed in the inner sides of the first pressing plate and the second pressing plate, and the cross sectional area of the threaded rod is the same as the cross sectional area of the holes formed in the inner sides of the first pressing plate and the second pressing plate.
Preferably, the coil is limited by the positions of a first pressing plate and a threaded rod, the first pressing plate is positioned at the top end of the coil, and the coil is rotatably connected with the threaded rod.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the design of the first clamp plate, second clamp plate and the second spring that set up, when needs use the coil, need place the coil in the outside of threaded rod, then through placing first clamp plate and second clamp plate on the top of coil, later extrude the second clamp plate through the threaded connection between nut and the threaded rod, thereby can extrude the coil through first clamp plate, can control the rotational speed of coil, thereby can adjust the tension of line, avoid in the in-process of carrying out the sewing, the condition of knoing appears in the line, be favorable to using the line;
2. the utility model discloses in, bolt through setting up, regulating plate and first spring, when needs are changed the presser foot, can be through rotating the bolt, can let bolt and connecting rod and presser foot separate, later design through first spring, can drive the bolt and shift up, avoid bolt and presser foot the condition that card sum appears, be convenient for dismantle the presser foot, when connecting presser foot and connecting rod simultaneously, can connect presser foot and connecting rod through the design of bolt, need not be with the help of external instrument, the speed of change has been improved, be favorable to using sewing machine.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the mounting structure of the presser foot of the present invention;
fig. 3 is a schematic view of the installation structure of the coil of the present invention.
In the figure: 1-bottom plate, 2-sewing machine, 3-coil, 4-first pressing plate, 5-nut, 6-presser foot, 7-sewing needle, 8-bolt, 9-adjusting plate, 10-fixing plate, 11-first spring, 12-connecting rod, 13-top plate, 14-threaded rod, 15-second pressing plate and 16-second spring.
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 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.
Referring to fig. 1-3, the present invention provides a technical solution:
a sewing machine presser foot device convenient to change comprises a base plate 1 and a sewing machine 2, wherein the sewing machine 2 is fixedly connected to the top end of the base plate 1, cloth can be sewn through the design of the sewing machine 2, a threaded rod 14 is fixedly connected to the top end of the sewing machine 2, the position of a coil 3 can be limited through the design of the threaded rod 14, the coil 3 can be used conveniently, the coil 3 is arranged on the outer side of the threaded rod 14, the position of the coil 3 can be limited through the design of the coil 3, the wire can be used conveniently, sewing on the cloth is facilitated, a nut 5 is in threaded connection with the outer side of the threaded rod 14, the positions of a first pressing plate 4 and a second pressing plate 15 can be limited through the design of the nut 5, the position of the coil 3 can be limited conveniently, the first pressing plate 4 is arranged on the outer side of the threaded rod 14, and through sliding connection between the first pressing plate 4 and the second, the thread tension adjusting device can extrude a coil 3, can adjust the rotating speed of the coil 3, can adjust the tension of the thread, and avoids the knotting of the thread, the top end of the first pressing plate 4 is fixedly connected with a second spring 16, the pressure between the first pressing plate 4 and the second pressing plate 15 can be adjusted through the design of the second spring 16, so that the pressure of the coil 3 can be adjusted conveniently, the top end of the second spring 16 is fixedly connected with the second pressing plate 15, the bottom end of the left end face of the sewing machine 2 is fixedly connected with a connecting rod 12, the position of the presser foot 6 can be limited through the design of the connecting rod 12, the outer side of the connecting rod 12 is fixedly connected with a fixing plate 10, the position of the adjusting plate 9 can be adjusted through the design of the fixing plate 10, so that the position of the bolt 8 can be adjusted, the top end of the fixing plate 10 is fixedly connected with a first spring, can prescribe a limit to the position of regulating plate 9 through the design of first spring 11, be convenient for adjust bolt 8's position, the top fixedly connected with roof 13 of first spring 11 can prescribe a limit to regulating plate 9's moving range through the design of roof 13, avoids regulating plate 9 from the inboard landing of fixed plate 10, the bottom fixedly connected with regulating plate 9 of roof 13, the inboard threaded connection of regulating plate 9 has bolt 8, can connect presser foot 6 and connecting rod 12 through bolt 8's design, the outside of connecting rod 12 is equipped with presser foot 6, the left end face bottom sliding connection of sewing machine 2 has sewing needle 7.
The number of the bolts 8 is 2, the two bolts 8 are respectively arranged at the symmetrical positions of the left end and the right end of the connecting rod 12, the bolts 8 are in threaded connection with the connecting rod 12, the presser foot 6 and the connecting rod 12 are fixed in position through the bolts 8, the arrangement is favorable for connecting the presser foot 6 and the connecting rod 12 and facilitating the replacement of the presser foot 6, the number of the adjusting plates 9 is 2, the two adjusting plates 9 are respectively arranged at the symmetrical positions of the left end and the right end of the inner side of the fixing plate 10, the adjusting plates 9 are in sliding connection with the fixing plate 10 through the first springs 11, the top plate 13 is in sliding connection with the fixing plate 10 through the adjusting plates 9, the arrangement is favorable for adjusting the positions of the bolts 8, the bolts 8 are prevented from being clamped at the inner side of the presser foot 6 and being separated from the bolts 8 in the process of disassembling the, the cross sections of the first pressing plate 4 and the second pressing plate 15 are the same, the first pressing plate 4 and the second pressing plate 15 are connected in a sliding mode through a second spring 16, holes are arranged on the inner sides of the first pressing plate 4 and the second pressing plate 15, the cross sectional area of the threaded rod 14 is the same as that of the holes arranged on the inner sides of the first pressing plate 4 and the second pressing plate 15, this arrangement facilitates the definition of the position of the coil 3, enables the compression of the coil 3, thereby adjusting the tension of the thread, avoiding the knotting of the thread, being beneficial to the use of the thread, the coil 3 is limited by the positions of the first pressing plate 4 and the threaded rod 14, the first pressing plate 4 is positioned at the top end of the coil 3, the coil 3 is rotationally connected with the threaded rod 14, this arrangement facilitates fixing the position of the coil 3 and facilitates use of the coil 3.
The working process is as follows: when the sewing machine 2 needs to be used, firstly, the presser foot 6 of the sewing machine 2 needs to be checked, whether the presser foot 6 needs to be replaced or not is checked, if the presser foot 2 needs to be replaced, the bolt 8 can be separated from the presser foot 6 and the connecting rod 12 through the threaded connection between the bolt 8 and the presser foot 6 as well as the connecting rod 12 by rotating the bolt 8, the bolt 8 can be driven to move upwards through the design of the first spring 11 and the adjusting plate 9, the bolt 8 can be separated from the presser foot 6, the presser foot 6 can be taken down from the outer side of the connecting rod 12 and then replaced, the adjusting plate 9 can be pulled downwards, the bolt 8 can be moved to the position parallel to the hole formed by the presser foot 6 and the connecting rod 12, then, the bolt 8 can be moved to the inner sides of the presser foot 6 and the connecting rod 12 through the threaded connection between the bolt 8 and the adjusting plate 9, the presser foot 6 and the connecting rod 12 can be connected through the bolt 8, the position fixing of the presser foot 6 and the connecting rod 12 is convenient, the replacement of the presser foot 6 is facilitated, the sewing machine 2 can be used later, the coil 3 to be used can be placed on the outer side of the threaded rod 14, the first pressing plate 4 and the second pressing plate 15 are respectively placed on the outer side of the threaded rod 14, the first pressing plate 4 and the second pressing plate 15 can be located at the top end of the coil 3, the second pressing plate 15 can be extruded through the threaded connection between the nut 5 and the threaded rod 14, the first pressing plate 4 can be extruded through the elasticity of the second spring 16, the coil 3 can be extruded by the first pressing plate 4, the rotating speed of the coil 3 can be controlled, when the wire is used, the tension of the wire can be controlled, and the use process is avoided, the knotted string can be used well.
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 (5)
1. The utility model provides a sewing machine presser foot device convenient to conversion, includes bottom plate (1) and sewing machine (2), its characterized in that: the top end of the bottom plate (1) is fixedly connected with a sewing machine (2), the top end of the sewing machine (2) is fixedly connected with a threaded rod (14), the outer side of the threaded rod (14) is provided with a coil (3), the outer side of the threaded rod (14) is in threaded connection with a nut (5), the outer side of the threaded rod (14) is provided with a first pressing plate (4), the top end of the first pressing plate (4) is fixedly connected with a second spring (16), the top end of the second spring (16) is fixedly connected with a second pressing plate (15), the bottom end of the left end face of the sewing machine (2) is fixedly connected with a connecting rod (12), the outer side of the connecting rod (12) is fixedly connected with a fixing plate (10), the top end of the fixing plate (10) is fixedly connected with a first spring (11), the top end of the first spring (11) is fixedly connected with a top plate (13, the inner side of the adjusting plate (9) is in threaded connection with a bolt (8), the outer side of the connecting rod (12) is provided with a presser foot (6), and the bottom end of the left end face of the sewing machine (2) is in sliding connection with a sewing needle (7).
2. The sewing machine presser foot device for facilitating switching according to claim 1, wherein: the number of the bolts (8) is 2, the two bolts (8) are respectively located at the symmetrical positions of the left end and the right end of the connecting rod (12), the bolts (8) are in threaded connection with the connecting rod (12), and the presser foot (6) and the connecting rod (12) are fixed in position through the bolts (8).
3. The sewing machine presser foot device for facilitating switching according to claim 1, wherein: the number of regulating plate (9) is total 2, two regulating plate (9) are located the inboard left and right ends symmetric position department of fixed plate (10) respectively, regulating plate (9) are through first spring (11) and fixed plate (10) sliding connection, roof (13) are through regulating plate (9) and fixed plate (10) sliding connection.
4. The sewing machine presser foot device for facilitating switching according to claim 1, wherein: the cross-sectional areas of the first pressing plate (4) and the second pressing plate (15) are the same, the first pressing plate (4) and the second pressing plate (15) are connected in a sliding mode through a second spring (16), holes are formed in the inner sides of the first pressing plate (4) and the second pressing plate (15), and the cross-sectional area of the threaded rod (14) is the same as the cross-sectional area of the holes formed in the inner sides of the first pressing plate (4) and the second pressing plate (15).
5. The sewing machine presser foot device for facilitating switching according to claim 1, wherein: the coil (3) is limited by the positions of the first pressing plate (4) and the threaded rod (14), the first pressing plate (4) is located at the top end of the coil (3), and the coil (3) is rotatably connected with the threaded rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921957858.1U CN211112544U (en) | 2019-11-13 | 2019-11-13 | Sewing machine presser foot device convenient to change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921957858.1U CN211112544U (en) | 2019-11-13 | 2019-11-13 | Sewing machine presser foot device convenient to change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211112544U true CN211112544U (en) | 2020-07-28 |
Family
ID=71697534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921957858.1U Expired - Fee Related CN211112544U (en) | 2019-11-13 | 2019-11-13 | Sewing machine presser foot device convenient to change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211112544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529293A (en) * | 2021-07-07 | 2021-10-22 | 常熟市欣辉纺织制衣有限公司 | Flat seaming machine convenient to adjust tension of suture |
-
2019
- 2019-11-13 CN CN201921957858.1U patent/CN211112544U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529293A (en) * | 2021-07-07 | 2021-10-22 | 常熟市欣辉纺织制衣有限公司 | Flat seaming machine convenient to adjust tension of suture |
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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 |
Granted publication date: 20200728 Termination date: 20211113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |