CN210975112U - Guide rail transmission structure of sewing machine - Google Patents
Guide rail transmission structure of sewing machine Download PDFInfo
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- CN210975112U CN210975112U CN201921897105.6U CN201921897105U CN210975112U CN 210975112 U CN210975112 U CN 210975112U CN 201921897105 U CN201921897105 U CN 201921897105U CN 210975112 U CN210975112 U CN 210975112U
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- guide rail
- driving
- electromagnet
- sewing machine
- connecting rod
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Abstract
The utility model provides a pair of sewing machine guide rail transmission structure, include: the driving linear guide rail group, the driving connecting seat arranged on one side of the driving linear guide rail group, the electromagnet and the driving connecting rod; the driving linear guide rail set comprises a sliding block arranged in the middle; the tail end of the driving linear guide rail group is used for connecting the movable cutter group; one end of the driving connecting rod is hinged with the driving connecting seat; the other end of the driving connecting rod is provided with a sliding hole extending along the length direction of the driving connecting rod; the sliding block is inserted into the sliding hole; the middle part of the driving connecting rod is provided with an electromagnet connector; the electromagnet connector is opposite to the output end of the electromagnet and used for driving the driving rod to rotate, so that the movable cutter set slides. The utility model has smaller overall size; meanwhile, the direction of the output force of the electromagnet is consistent with the moving direction of the movable cutter set, the movable cutter set can be driven to move only by small movement, the shearing force of the movable cutter set is larger, and the operation is more sensitive.
Description
Technical Field
The utility model relates to a sewing machine device field, concretely relates to sewing machine guide rail transmission structure.
Background
At present, a transmission structure of the existing sewing machine adopts various gears to be meshed with each other for transmission, the overall structure size is large, the transmission meshing resistance is large, and the thread cutting operation is insensitive.
For example, patent publication No. CN109706642A discloses a control mechanism for eliminating needle threads on fabric and a sewing machine, and the invention provides a control mechanism for eliminating needle threads on fabric, which is used for a sewing machine, the sewing machine is provided with a needle plate and a machine needle, the control mechanism comprises a driving source, a transmission component and a movable thread hooking knife, the thread hooking knife is positioned below the needle plate and is provided with a thread hooking part for hooking a thread ring, and the driving source is connected with the thread hooking knife through the transmission component and drives the thread hooking part on the thread hooking knife to move towards or away from the machine needle. The control mechanism also comprises an installation plate fixed on the sewing machine shell, the driving source is provided with a telescopic moving driving part and is fixed on the installation plate; the transmission assembly comprises a connecting column, a sliding plate, a first axial screw fixed on the sliding plate, a rotating plate provided with a first sliding chute and a swinging plate, one end of the connecting column is rotatably installed on the mobile driving part, the other end of the connecting column is fixed on the sliding plate, the first axial screw penetrates through the first sliding chute and is in contact fit with the chute wall of the first sliding chute, the rotating plate is hinged with the mounting plate, and two ends of the swinging plate are hinged with the rotating plate and the line hooking cutter respectively. In the invention, the sliding plate drives the wire hooking cutter to rotate and then drive the wire hooking cutter to move; the electromagnets are transversely arranged along the machine base, and the width of the electromagnets is larger, so that the machine head is larger in size and small clothes are not required to be processed; and the direction of the output force of the thread hooking knife is inconsistent with that of the output force of the electromagnet, so that the movement stroke of the thread hooking knife is small, and the thread trimming operation is insensitive.
Disclosure of Invention
Technical problem to be solved
The utility model aims at providing a sewing machine guide rail transmission structure has solved current sewing machine's drive mechanism, and overall structure size is big, the insensitive defect of trimming operation.
(II) technical scheme
In order to solve the technical problem, the utility model provides a pair of sewing machine guide rail transmission structure, include:
a driving linear guide rail set; the driving linear guide rail set comprises a sliding block arranged in the middle; the tail end of the driving linear guide rail group is used for connecting the movable cutter group;
a driving connecting seat installed at one side of the driving linear guide rail set;
an electromagnet; and
one end of the driving connecting rod is hinged with the driving connecting seat; the other end of the driving connecting rod is provided with a sliding hole extending along the length direction of the driving connecting rod; the sliding block is inserted into the sliding hole; the middle part of the driving connecting rod is provided with an electromagnet connector; the electromagnet connector is opposite to the output end of the electromagnet and used for driving the driving rod to rotate, so that the movable cutter set slides. The utility model adopts the driving linear guide rail set, the electromagnet and the driving connecting rod, and drives the driving connecting rod to rotate through the electromagnet, thereby driving the driving linear guide rail set to slide linearly; the electromagnet and the driving linear guide rail set move along the length direction of the machine base (namely the moving direction of the movable cutter set), so that the width of the machine base is reduced, the machine head is smaller, and the whole size is smaller; meanwhile, the direction of the output force of the electromagnet is consistent with the moving direction of the movable cutter set, the movable cutter set can be driven to move only by small movement, the shearing force of the movable cutter set is larger, and the operation is more sensitive. The utility model discloses making the moving knife tackle motion carry out the trimming of broach mode, can carrying out the trimming to the thick line that thick cloth was used, the ingenious trimming dynamics that satisfies of project organization, the trimming is fast, and the trimming scope is big, efficient.
Preferably, the drive connection socket is mounted on the housing by fasteners.
Preferably, the electromagnet is installed on the machine base through an electromagnet support.
Preferably, the driving linear guide rail set further comprises a guide rail and a guide rail mounting seat; the guide rail mounting seat is mounted on the base through a screw; the guide rail mounting seat is provided with a sliding groove, and the guide rail is inserted into the sliding groove.
Preferably, the bottom of the sliding groove is also provided with a ball. The utility model discloses a ball reduces frictional resistance, keeps lasting durable of power, and the noise reduction improves and slides in a flexible way and prevent to block and move the knife tackle.
Preferably, the tail end of the guide rail is provided with a guide rail limiting block, and a limiting buffer rubber is further arranged between the guide rail limiting block and the guide rail.
Preferably, the tail end of the guide rail is also provided with a first tension spring column; the outside of guide rail stopper still is equipped with the second extension spring post, be equipped with the extension spring between first extension spring post and the second extension spring post, the extension spring is used for providing and orders about the guide rail to keeping away from the gliding resilience force in moving knife tackle one side. The utility model discloses a tension spring structure, it can drive guide rail linear guide group and reply fast, and its effect is rapid, and the reaction is agile.
Preferably, the driving connecting seat of the driving connecting rod inclines towards one side of the movable cutter set in a natural state and forms an acute angle with the sliding rail.
(III) advantageous effects
The utility model provides a pair of sewing machine guide rail transmission structure, it has following advantage:
1. the utility model adopts the driving linear guide rail set, the electromagnet and the driving connecting rod, and drives the driving connecting rod to rotate through the electromagnet, thereby driving the driving linear guide rail set to slide linearly; the electromagnet and the driving linear guide rail set move along the length direction of the machine base (namely the moving direction of the movable cutter set), so that the width of the machine base is reduced, the utilization space is reduced, the machine head is smaller, and the whole size is smaller; meanwhile, the direction of the output force of the electromagnet is consistent with the moving direction of the movable cutter set, the movable cutter set can be driven to move only by small movement, the shearing force of the movable cutter set is larger, and the operation is more sensitive.
2. The utility model discloses making the moving knife tackle motion carry out the trimming of broach mode, can carrying out the trimming to the thick line that thick cloth was used, the ingenious trimming dynamics that satisfies of project organization, the trimming is fast, and the trimming scope is big, efficient.
3. The utility model discloses a tension spring structure, it can drive guide rail linear guide group and reply fast, and its effect is rapid, and the reaction is agile.
4. The utility model makes the designed battery iron; the volume space is reduced, the stroke is reduced, the friction temperature is reduced, the magnetic consumption is reduced, and the durability is improved.
5. The sliding grooves of the linear guide rails are internally provided with the balls, so that the friction resistance is reduced, the power is kept lasting and durable, the noise is reduced, and the sliding flexibility is improved to prevent the movable cutter group from being clamped.
Drawings
FIG. 1 is an overall assembly structure view of an embodiment 1 of a guide rail transmission structure of a sewing machine according to the present invention;
fig. 2 is a partial exploded view of embodiment 1 of the guide rail transmission structure of the sewing machine of the present invention.
1. The device comprises a driving linear guide rail set, 2, a driving connecting rod seat, 3, a driving connecting rod, 4, an electromagnet, 5, a sliding block, 6, a sliding hole, 7, an electromagnet connecting head, 8, an electromagnet support, 9, a guide rail, 10, a guide rail connecting seat, 11, a sliding groove, 12, a guide rail limiting block, 13, limiting buffer rubber, 14, a first tension spring column, 15, a second tension spring column, 16, a tension spring, 17, a fastener, 100, a movable cutter set, 200 and a needle plate.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically coupled, directly coupled, or indirectly coupled through an intermediary. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1 and 2; the utility model provides a pair of sewing machine guide rail transmission structure, include: the device comprises a driving linear guide rail set 1, a driving connecting seat 2, a driving connecting rod 3 and an electromagnet 4; the driving linear guide rail set comprises a sliding block 5 arranged in the middle; the tail end of the driving linear guide rail group is used for connecting the movable cutter group; one end of the driving connecting rod is hinged with the driving connecting seat; the other end of the driving connecting rod is provided with a sliding hole 6 extending along the length direction of the driving connecting rod; the sliding block is inserted into the sliding hole; the middle part of the driving connecting rod is provided with an electromagnet connector 7; the electromagnet connector is opposite to the output end of the electromagnet and used for driving the driving rod to rotate, so that the movable knife group 100 slides. The driving linear guide rail group also comprises a guide rail 9 and a guide rail mounting seat 10; the guide rail mounting seat is mounted on the base through a screw; the guide rail mounting seat is provided with a sliding groove 11, and the guide rail is inserted into the sliding groove. The bottom of the chute is also provided with a ball. The moving blade set of the present embodiment is inserted into the needle board 200.
In the embodiment, the electromagnet connector drives the driving connecting rod to rotate around the driving connecting seat, so that the guide rail of the driving linear guide rail set slides along one side close to the needle plate, the movable cutter set extends into the needle plate, and the tension spring is stretched in the process; when the electromagnet does not work, the tension spring enables the guide rail of the driving linear guide rail set to slide in the direction away from the power.
The above-mentioned embodiments are only used for explaining the present invention, wherein the structure, connection mode, etc. of each component can be changed, all the equivalent transformation and improvement performed on the basis of the technical solution of the present invention should not be excluded from the protection scope of the present invention.
Claims (7)
1. A sewing machine guide rail transmission structure, comprising:
a driving linear guide rail set; the driving linear guide rail set comprises a sliding block arranged in the middle; the tail end of the driving linear guide rail group is used for connecting the movable cutter group;
a driving connecting seat installed at one side of the driving linear guide rail set;
an electromagnet; and
one end of the driving connecting rod is hinged with the driving connecting seat; the other end of the driving connecting rod is provided with a sliding hole extending along the length direction of the driving connecting rod; the sliding block is inserted into the sliding hole; the middle part of the driving connecting rod is provided with an electromagnet connector; the electromagnet connector is opposite to the output end of the electromagnet and used for driving the driving rod to rotate, so that the movable cutter set slides.
2. The sewing machine rail transmission structure of claim 1, wherein the drive link base is mounted on the base by a fastener.
3. The sewing machine rail transmission structure of claim 1, wherein the electromagnet is mounted on the bed by an electromagnet support.
4. The sewing machine rail transmission structure as claimed in claim 1, 2 or 3, wherein the driving linear guide group further comprises a guide and a guide mount; the guide rail mounting seat is mounted on the base through a screw; the guide rail mounting seat is provided with a sliding groove, and the guide rail is inserted into the sliding groove.
5. The sewing machine guide rail transmission structure as claimed in claim 4, wherein a guide rail limiting block is installed at the end of the guide rail, and a limiting buffer rubber is further installed between the guide rail limiting block and the guide rail.
6. The sewing machine guide transmission structure as claimed in claim 5, wherein the guide is further provided at its distal end with a first tension spring post; the outside of guide rail stopper still is equipped with the second extension spring post, be equipped with the extension spring between first extension spring post and the second extension spring post, the extension spring is used for providing and orders about the guide rail to keeping away from the gliding resilience force in moving knife tackle one side.
7. The sewing machine rail transmission structure of claim 4, wherein the driving connection seat of the driving link is inclined toward the movable blade set in a natural state and forms an acute angle with the slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921897105.6U CN210975112U (en) | 2019-11-06 | 2019-11-06 | Guide rail transmission structure of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921897105.6U CN210975112U (en) | 2019-11-06 | 2019-11-06 | Guide rail transmission structure of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210975112U true CN210975112U (en) | 2020-07-10 |
Family
ID=71456900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921897105.6U Active CN210975112U (en) | 2019-11-06 | 2019-11-06 | Guide rail transmission structure of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210975112U (en) |
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2019
- 2019-11-06 CN CN201921897105.6U patent/CN210975112U/en active Active
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