CN215517904U - Motor transmission mechanism of sewing machine - Google Patents
Motor transmission mechanism of sewing machine Download PDFInfo
- Publication number
- CN215517904U CN215517904U CN202121347219.0U CN202121347219U CN215517904U CN 215517904 U CN215517904 U CN 215517904U CN 202121347219 U CN202121347219 U CN 202121347219U CN 215517904 U CN215517904 U CN 215517904U
- Authority
- CN
- China
- Prior art keywords
- motor
- transmission mechanism
- rod
- sewing machine
- eccentric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The motor transmission mechanism of sewing machine. The main problem of solving at present because bottom installation space is nervous, there is inconvenience at dismouting motor. The method is characterized in that: and a motor (7) is arranged on the end face of the side part, and the motor drives the tooth lifting rod or the feeding rod to move through a first transmission mechanism. The utility model provides a motor transmission mechanism of a sewing machine, which is used for controlling a motor of a bottom transmission rod to be arranged on the side end face of a machine shell and is convenient to disassemble and assemble.
Description
Technical Field
The utility model relates to the field of sewing equipment, in particular to a motor transmission mechanism of a sewing machine.
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 bottom of sewing machine is equipped with feed lever and lifting teeth pole, and the bottom of sewing machine is located to the motor that is used for driving one of two kinds of poles at present, because bottom installation space is nervous, has inconvenience at dismouting motor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the background art, the utility model provides a motor transmission mechanism of a sewing machine, which mainly solves the problem that the motor for driving one of two rods is arranged at the bottom of the sewing machine at present, and the motor is inconvenient to disassemble and assemble due to the lack of installation space at the bottom.
The technical scheme adopted by the utility model is as follows:
the motor transmission mechanism of the sewing machine comprises a machine shell, wherein the machine shell comprises a bottom end face and a side end face, the bottom end face is provided with a feeding rod and a feed lifting rod, the feeding rod is provided with a feeding component, the feed lifting rod is provided with a feed lifting component, the side end face is provided with a motor, and the motor drives the feed lifting rod or the feeding rod to move through a first transmission mechanism.
The motor drives the tooth lifting rod to move through the first transmission mechanism, and the feeding device further comprises a main shaft which drives the feeding rod to move through the second transmission mechanism.
The motor comprises a driving shaft, an eccentric part which rotates synchronously is arranged on the driving shaft, a first connecting rod is arranged on the eccentric part, and one end of the first connecting rod is connected with the tooth lifting rod and used for driving the tooth lifting rod to move.
The eccentric part is an eccentric wheel or a crank.
The outer wall of the circumferential direction of the tooth lifting rod is provided with a first eccentric transmission member, and one end of the first connecting rod is connected with the first eccentric transmission member.
The second transmission mechanism comprises a transmission piece eccentrically matched with the main shaft, and the transmission piece drives the feeding rod to move through a second connecting rod.
The transmission piece is a cam.
And a second eccentric transmission part is arranged on the feeding rod, and the second connecting rod is connected with the second eccentric transmission part.
The second eccentric transmission part is a swinging seat or a crank.
The casing is internally provided with a limiting part with adjustable extending height, and one end of the limiting part is arranged opposite to the first eccentric transmission part.
The utility model has the beneficial effects that: the utility model provides a motor transmission mechanism of a sewing machine, which is used for controlling a motor of a bottom transmission rod to be arranged on the side end face of a machine shell and is convenient to disassemble and assemble.
Drawings
Fig. 1 is a perspective view schematically showing a first embodiment of the present invention.
Fig. 2 is a partial perspective view of a first embodiment of the present invention.
Fig. 3 is a partial perspective view of a first embodiment of the present invention.
Fig. 4 is a partial perspective view of a second embodiment of the present invention.
Fig. 5 is a partial perspective view of a second embodiment of the present invention.
Fig. 6 is a partial perspective view of a third embodiment of the present invention.
Detailed Description
The utility model will be further described with reference to the accompanying drawings in which: as shown in the figure, the motor transmission mechanism of the sewing machine comprises a machine shell 1, the machine shell comprises a bottom end face 11 and a side end face 12, the bottom end face is provided with a feed rod 2 and a feed lifting rod 3, the feed rod is provided with a feed assembly 21, the feed lifting rod is provided with a feed lifting assembly 31, the side end face is provided with a motor 7, and the motor drives the feed lifting rod or the feed rod to move through a first transmission mechanism. How the feeding component and the lifting and pressing component work is the prior art, which is not described in detail, as one of the optional solutions, the structure in the chinese patent with publication number "CN 105088547" may be adopted to realize feeding and tooth lifting, the motor may drive the tooth lifting rod or the feeding rod to move through the first transmission mechanism, and the spindle driven by the spindle motor drives the feeding rod or the tooth lifting rod to move, correspondingly. The two ends of the pressure lifting rod are arranged on the base of the shell, the pressure lifting rod can rotate along the axis of the pressure lifting rod under the stress condition, and the tooth feeding rod is also the same.
In the present invention, as shown in fig. 2 to 5, the motor includes a driving shaft 71 which is disposed in parallel with the tooth lifting lever. The driving shaft and the lifting and pressing rod are arranged in parallel, namely the projections of the driving shaft and the lifting and pressing rod on the same plane are overlapped or parallel, so that the driving shaft and the lifting and pressing rod can be more simply transmitted when the first transmission mechanism transmits.
In the utility model, as shown in fig. 2-5, the motor drives the tooth lifting rod to move through the first transmission mechanism, and the feed mechanism further comprises a main shaft 4, and the main shaft drives the feed rod to move through the second transmission mechanism.
In the present invention, as shown in fig. 1 to 5, the motor includes a driving shaft 71, an eccentric member 72 that rotates synchronously is disposed on the driving shaft, a first connecting rod 73 is disposed on the eccentric member, and one end of the first connecting rod is connected to the tooth lifting rod for driving the tooth lifting rod to move. The motor is provided with a screw connecting hole 70 which can be connected to the casing through screws and the like, when a driving shaft of the motor rotates, the eccentric part which synchronously rotates drives the first connecting rod, and the first connecting rod can be connected to the eccentric part and can also be arranged integrally with the eccentric part, and depending on the structure of the eccentric part, the power is transmitted to the lifting pressure rod through the first connecting rod and the lifting pressure rod is driven to rotate.
In the present invention, as shown in fig. 2-3, the eccentric is a crank. In this embodiment, the eccentric is a crank, and the first link is connected to one end of the crank, for example by a hinge.
In the present invention, as shown in fig. 4 to 5, the eccentric member is an eccentric wheel. In this embodiment, the eccentric member is an eccentric wheel, and the first connecting rod is integrally disposed on the eccentric wheel, but may be connected to the eccentric wheel by means of hinge connection or the like, and when integrally disposed, the assembly is facilitated.
In the present invention, as shown in fig. 2 to 5, the peripheral outer wall of the tooth lifting rod is provided with a first eccentric transmission member 34, and one end of the first connecting rod is connected with the first eccentric transmission member. The first eccentric driving member can be a crank or a cam and the like and is connected through a first connecting rod to drive power.
In the present invention, as shown in the figure, the second transmission mechanism includes a transmission member 51 eccentrically engaged with the main shaft, and the transmission member drives the feeding rod to move through a second connecting rod 52. The transmission piece eccentrically matched with the main shaft can be a cam or a crank and the like, rotates together with the main shaft and transmits power to the feeding rod through the second connecting rod.
In the present invention, as shown in the drawings, the transmission member is a cam.
In the present invention, as shown in the figure, the feeding rod is provided with a second eccentric transmission member 22, and the second connecting rod is connected with the second eccentric transmission member. The second eccentric transmission part can be a swinging seat or a crank and is connected with the second connecting rod to transmit power to enable the feeding rod to rotate.
In the present invention, as shown in the figure, the second eccentric transmission member is a swinging seat or a crank.
In the present invention, as shown in the figure, a limiting member 6 capable of adjusting the extending height is arranged in the housing, and one end of the limiting member is arranged opposite to the first eccentric transmission member. This locating part one end is connected in the casing to can adjust the height of protrusion in shells inner wall, can adopt modes such as spout to realize, as preferred, what adopted is threaded connection's screw, its one end sets up with first eccentric driving medium relatively, can lift the turned angle scope of depression bar, avoids rotating excessively.
It should be noted that, in the above embodiment, the motor drives the tooth lifting rod to move through the first transmission mechanism and the spindle drives the feed rod to move through the second transmission mechanism, when the motor drives the feed rod to move through the first transmission mechanism and the spindle drives the tooth lifting rod through the second transmission mechanism, a similar transmission mechanism may also be adopted, and only the connected end is replaced, which is one of the realizable schemes with reference to fig. 6.
The embodiments described with reference to the drawings are illustrative and are intended to be illustrative of the utility model and should not be construed as limiting the utility model. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of protection of the present invention.
Claims (10)
1. Sewing machine's motor drive mechanism, including casing (1), the casing includes bottom terminal surface (11) and lateral part terminal surface (12), the bottom terminal surface is equipped with feed bar (2) and feed lifting teeth pole (3), be equipped with feeding component (21) on the feed bar, be equipped with feed lifting teeth subassembly (31) on the feed lifting teeth pole, its characterized in that: and a motor (7) is arranged on the end face of the side part, and the motor drives the tooth lifting rod or the feeding rod to move through a first transmission mechanism.
2. The motor transmission mechanism of a sewing machine according to claim 1, characterized in that: the motor comprises a driving shaft (71), and the driving shaft is arranged in parallel with the tooth lifting rod.
3. The motor transmission mechanism of a sewing machine according to claim 1, characterized in that: the motor drives the tooth lifting rod to move through the first transmission mechanism, and the feeding device further comprises a main shaft (4), and the main shaft drives the feeding rod to move through the second transmission mechanism.
4. The motor transmission mechanism of a sewing machine according to claim 2 or 3, characterized in that: the motor comprises a driving shaft (71), an eccentric part (72) which synchronously rotates is arranged on the driving shaft, a first connecting rod (73) is arranged on the eccentric part, and one end of the first connecting rod is connected with the tooth lifting rod and used for driving the tooth lifting rod to move.
5. The motor transmission mechanism of a sewing machine according to claim 4, characterized in that: the eccentric part is an eccentric wheel or a crank.
6. The motor transmission mechanism of a sewing machine according to claim 5, characterized in that: the outer wall of the tooth lifting rod in the circumferential direction is provided with a first eccentric transmission member (34), and one end of the first connecting rod is connected with the first eccentric transmission member.
7. The motor transmission mechanism of a sewing machine according to claim 3, characterized in that: the second transmission mechanism comprises a transmission piece (51) eccentrically matched with the main shaft, and the transmission piece drives the feeding rod to move through a second connecting rod (52).
8. The motor transmission mechanism of a sewing machine according to claim 7, characterized in that: the transmission piece is a cam.
9. The motor transmission mechanism of a sewing machine according to claim 8, characterized in that: and a second eccentric transmission part (22) is arranged on the feeding rod, and the second connecting rod is connected with the second eccentric transmission part.
10. The motor transmission mechanism of a sewing machine according to claim 6, characterized in that: a limiting part (6) with adjustable extending height is arranged in the shell, and one end of the limiting part is opposite to the first eccentric transmission part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121347219.0U CN215517904U (en) | 2021-06-17 | 2021-06-17 | Motor transmission mechanism of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121347219.0U CN215517904U (en) | 2021-06-17 | 2021-06-17 | Motor transmission mechanism of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215517904U true CN215517904U (en) | 2022-01-14 |
Family
ID=79808742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121347219.0U Active CN215517904U (en) | 2021-06-17 | 2021-06-17 | Motor transmission mechanism of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215517904U (en) |
-
2021
- 2021-06-17 CN CN202121347219.0U patent/CN215517904U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112048838B (en) | Sewing machine | |
| CN109023738A (en) | For adjusting the device and its control method of presser feet alternately amount on a kind of sewing machine | |
| CN215517904U (en) | Motor transmission mechanism of sewing machine | |
| CN111118759B (en) | Needle and shuttle cooperation automatic regulating mechanism and sewing machine | |
| CN112706034B (en) | Grinding device is used in sewing machine needle production | |
| CN110004602B (en) | Presser foot lifting and rear tug lifting structure on sewing machine | |
| CN209941241U (en) | Needle pitch adjusting mechanism of sewing machine | |
| CN217351740U (en) | Sewing machine needle distance adjusting mechanism | |
| CN212270389U (en) | Needle pitch adjusting mechanism of sewing machine | |
| CN112695468B (en) | Sewing machine | |
| CN210916529U (en) | Simple flat seaming machine for cloth production | |
| CN221371475U (en) | Electronic tug device and sewing machine | |
| CN215668494U (en) | Stepping motor driven thread trimming device for flat seaming machine | |
| CN211284807U (en) | Automatic rear-lifting tugboat structure on sewing machine | |
| CN210002050U (en) | Needle pitch adjusting and backstitch control device on sewing machines | |
| CN201031305Y (en) | Special type embroidery machines frame head transmission mechanism | |
| CN211689458U (en) | Needle pitch adjusting mechanism of sewing machine | |
| CN214362094U (en) | Stitch length adjusting transmission structure of sewing equipment | |
| CN219239945U (en) | Presser foot lifting mechanism for sewing machine | |
| CN214496738U (en) | Thread cutting transmission structure of sewing equipment | |
| CN214736600U (en) | Novel connecting rod feeding backstitch structure of zigzag sewing machine | |
| CN214193700U (en) | Pay-off device of sewing machine | |
| CN213772480U (en) | Sewing machine with needle pitch adjusting mechanism | |
| CN210012977U (en) | Structure is adjusted to sewing machine's encryption seam | |
| CN214736601U (en) | Novel automatic backstitch transmission structure of sewing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |