CN115478371A - Trimming oil supply device and sewing machine - Google Patents
Trimming oil supply device and sewing machine Download PDFInfo
- Publication number
- CN115478371A CN115478371A CN202110664243.5A CN202110664243A CN115478371A CN 115478371 A CN115478371 A CN 115478371A CN 202110664243 A CN202110664243 A CN 202110664243A CN 115478371 A CN115478371 A CN 115478371A
- Authority
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- China
- Prior art keywords
- trimming
- cam
- output shaft
- oil supply
- oil
- 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.)
- Pending
Links
- 238000009966 trimming Methods 0.000 title claims abstract description 161
- 238000009958 sewing Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 43
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 239000003921 oil Substances 0.000 abstract description 96
- 238000005461 lubrication Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000010730 cutting oil Substances 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 10
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B65/00—Devices for severing the needle or lower thread
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B71/00—Lubricating or cooling devices
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to the technical field of sewing machines, in particular to a thread cutting oil supply device and a sewing machine comprising the same. This trimming oil supply unit includes: a motor having a rotatable output shaft; the trimming cam is fixed along the axial direction and is arranged on the output shaft in a rotatable manner along the circumferential direction, and the trimming cam is connected with the trimming mechanism; the clutch structure acts on the trimming cam and enables the trimming cam and the output shaft to be relatively fixed or relatively rotatable in the circumferential direction; and an oil pump driven by the output shaft to operate. The thread trimming mechanism can be driven by one motor to realize the thread trimming function, and the oil pump can be driven to realize the oil supply lubrication function, so that the oil pump is driven by the thread trimming mechanism driving motor of the sewing machine, an additional independent motor is not needed to drive the oil pump, a controller is not needed to control independently, the utilization rate of the thread trimming mechanism driving motor is improved, the space is effectively saved, and the thread trimming mechanism has the advantages of simple structure, stability and low cost.
Description
Technical Field
The invention relates to the technical field of sewing machines, in particular to a thread cutting oil supply device and a sewing machine comprising the same.
Background
The oil pump of traditional flush joint machine is driven by the extension of vertical axis, and along with technical progress, intelligent, modular flush joint machine cancels the vertical axis more, adopts independent motor drive oil pump to supply oil lubrication. However, the independent motor is bulky, the space requirement on the whole sewing machine is high, and the controller is required to control the independent motor independently, so that the cost is increased compared with the traditional sewing machine.
Disclosure of Invention
The invention aims to solve the technical problem of providing a thread trimming oil supply device, which can drive a thread trimming mechanism to realize a thread trimming function and drive an oil pump to realize an oil supply and lubrication function by one motor so as to overcome the defects in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme: a trimming oil supply apparatus comprising: a motor having a rotatable output shaft; the trimming cam is fixed along the axial direction and is arranged on the output shaft in a rotatable manner along the circumferential direction, and the trimming cam is connected with the trimming mechanism; the clutch structure acts on the trimming cam and enables the trimming cam and the output shaft to be relatively fixed or relatively rotatable in the circumferential direction; and an oil pump driven by the output shaft to operate.
Preferably, the clutch structure is an electromagnetic driving member, the electromagnetic driving member includes a housing fixedly disposed on the output shaft and an iron core accommodated in the housing and capable of extending or retracting relative to the housing, and the electromagnetic driving member acts on the trimming cam through the iron core.
Preferably, be equipped with cam joint portion on the trimming cam, be equipped with iron core joint portion on the iron core, when the iron core stretches out, iron core joint portion and cam joint portion joint cooperation.
Preferably, the cam clamping portion is a clamping groove formed in the trimming cam, the iron core clamping portion is an insertion block arranged on the iron core, and the insertion block is in insertion fit with the clamping groove.
Preferably, the output shaft is provided with an axial limiting step and an axial limiting retainer ring, and the trimming cam is clamped between the axial limiting step and the axial limiting retainer ring.
Preferably, the oil pump is provided with an oil suction port and an oil supply port, the oil suction port is communicated with the oil storage box through an oil suction pipe, the oil supply port is communicated with a part to be lubricated of the sewing machine through an oil supply pipe, and the part to be lubricated is communicated with the oil storage box through an oil return pipe.
Preferably, two output shafts are respectively arranged on two sides of the motor, and the trimming cam and the oil pump are respectively arranged on the two output shafts.
Further, the invention also provides a sewing machine which comprises the thread trimming oil supply device.
Compared with the prior art, the invention has remarkable progress:
in the normal sewing process, the thread trimming cam and the motor output shaft can rotate relatively in the circumferential direction through the clutch structure, at the moment, the rotation of the motor output shaft does not drive the thread trimming cam and the thread trimming mechanism, and only drives the oil pump to operate to realize the oil supply and lubrication functions of the part to be lubricated of the sewing machine; when the thread trimming action is required, the thread trimming cam and the motor output shaft are relatively fixed in the circumferential direction through the clutch structure, and at the moment, the rotation of the motor output shaft drives the thread trimming cam and the thread trimming mechanism to perform the thread trimming action so as to realize the thread trimming function, and also drives the oil pump to operate so as to realize the oil supply and lubrication functions; after the trimming is finished, the trimming cam and the motor output shaft can rotate relatively in the circumferential direction through the clutch structure, so that the trimming cam and the trimming mechanism are not driven any more by the rotation of the motor output shaft, and the trimming cam and the trimming mechanism can automatically reset under the action of a reset spring of the trimming mechanism. Therefore, the thread trimming oil supply device provided by the invention can drive the thread trimming mechanism to realize the thread trimming function and drive the oil pump to realize the oil supply lubrication function by one motor, namely, the oil pump is driven by the thread trimming mechanism driving motor of the sewing machine, no additional independent motor is needed to drive the oil pump, and no controller is needed to control the oil pump independently, so that the utilization rate of the thread trimming mechanism driving motor is improved, the space is effectively saved, and the thread trimming oil supply device has the advantages of simple and stable structure and low cost.
Drawings
Fig. 1 is a schematic structural view of a thread cutting oil supply device according to an embodiment of the present invention.
Fig. 2 is an assembly schematic diagram of a trimming cam and a clutch structure on an output shaft of a motor in the trimming oil supply device according to the embodiment of the invention.
Fig. 3 is a schematic view of the split of fig. 2.
Fig. 4 is a schematic structural diagram of a thread trimming cam in the thread trimming oil supply device according to the embodiment of the invention.
Fig. 5 is a schematic structural diagram of an oil pump in the trimming oil supply device according to the embodiment of the present invention.
Wherein the reference numerals are as follows:
1. electric machine
10. Output shaft
11. Motor support
12. Axial limiting step
13. Axial limiting retainer ring
2. Thread trimming cam
21. Cam clamping part
21a clip groove
22. Boss
3. Clutch structure
31. Shell body
32. Iron core
33. Iron core clamping part
33a plug-in block
4. Oil pump
41. Oil suction port
42. Oil supply port
43. Oil suction pipe
44. Oil storage box
45. Oil supply pipe
46. Oil return pipe
5. Thread trimming mechanism
6. Stud bolt
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to limit the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 5, an embodiment of the present invention relates to a trimming oil supply device.
Referring to fig. 1, the trimming oil supply device of the present embodiment includes a motor 1, a trimming cam 2, a clutch structure 3, and an oil pump 4.
Wherein, the motor 1 is fixedly arranged on a bottom plate of the sewing machine through a motor bracket 11. The motor 1 has a rotatable output shaft 10, and when the motor 1 is started, the output shaft 10 rotates around the axis thereof. Preferably, the motor 1 may be a stepping motor, and the rotation angle and the rotation speed of the output shaft 10 can be precisely controlled.
The trimming cam 2 is axially fixed and is rotatably arranged on the output shaft 10 of the motor 1 along the circumferential direction, and the trimming cam 2 is connected with the trimming mechanism 5. When the thread trimming cam 2 rotates, the thread trimming mechanism 5 is driven to perform thread trimming. The structural form of the thread trimming mechanism 5 and the matching structure between the thread trimming cam 2 and the thread trimming mechanism 5 are not limited, and any thread trimming mechanism structure which completes thread trimming action through the driving of the thread trimming cam in the prior art can be adopted. The radial position of the trimming cam 2 relative to the output shaft 10 of the motor 1 is limited by the action of a self-contained return spring in the trimming mechanism 5.
The clutch structure 3 acts on the trimming cam 2 and makes the trimming cam 2 and the output shaft 10 of the motor 1 relatively fixed or relatively rotatable in the circumferential direction. When the clutch structure 3 enables the trimming cam 2 and the output shaft 10 of the motor 1 to be relatively fixed in the circumferential direction, the output shaft 10 of the motor 1 can drive the trimming cam 2 to synchronously rotate along with the trimming cam, the trimming mechanism 5 is driven by the rotation of the trimming cam 2 to execute trimming action, and at the moment, the motor 1 can drive the trimming mechanism 5 to realize the trimming function; when the clutch structure 3 enables the trimming cam 2 and the output shaft 10 of the motor 1 to rotate relatively in the circumferential direction, the output shaft 10 of the motor 1 cannot drive the trimming cam 2 to synchronously rotate along with the trimming cam, the trimming cam 2 and the trimming mechanism 5 do not act, and the motor 1 does not drive the trimming mechanism 5 at the moment.
The oil pump 4 is used for supplying lubricating oil to a part to be lubricated of the sewing machine. The oil pump 4 is driven by the output shaft 10 of the motor 1 to operate, and in the process that the output shaft 10 rotates when the motor 1 is started, the output shaft 10 of the motor 1 keeps driving the oil pump 4 to operate, so that the oil supply and lubrication functions are realized. Preferably, the oil pump 4 is connected with an output shaft 10 of the motor 1, and the oil pump 4 is fixedly mounted on the motor 1 through a stud 6.
When the sewing machine starts to work, the motor 1 is started, the thread trimming cam 2 and the output shaft 10 of the motor 1 can rotate relatively in the circumferential direction through the clutch structure 3 in the normal sewing process, at the moment, the rotation of the output shaft 10 of the motor 1 does not drive the thread trimming cam 2 and the thread trimming mechanism 5, and only the oil pump 4 is driven to operate to realize the oil supply and lubrication functions of the part to be lubricated of the sewing machine; when the thread cutting action is required, the thread cutting cam 2 and the output shaft 10 of the motor 1 are relatively fixed in the circumferential direction through the clutch structure 3, and at the moment, the rotation of the output shaft 10 of the motor 1 drives the thread cutting cam 2 and the thread cutting mechanism 5 to execute the thread cutting action, so that the thread cutting function is realized, and simultaneously drives the oil pump 4 to operate, so that the oil supply and lubrication function is realized; after the thread trimming is finished, the thread trimming cam 2 and the output shaft 10 of the motor 1 can rotate relatively in the circumferential direction through the clutch structure 3, so that the rotation of the output shaft 10 of the motor 1 does not drive the thread trimming cam 2 and the thread trimming mechanism 5 any longer, and the thread trimming cam 2 and the thread trimming mechanism 5 can automatically reset under the action of a reset spring of the thread trimming mechanism 5. From this, the trimming oil supply unit of this embodiment has realized that it realizes the trimming function to both can drive trimming mechanism 5 by a motor 1, can drive oil pump 4 again and realize the fuel feeding lubrication function, realized promptly that the trimming mechanism 5 driving motor 1 who utilizes the sewing machine local self-band drives oil pump 4, do not need extra independent motor drive oil pump 4, just also do not need the controller to control alone, the utilization ratio of trimming mechanism 5 driving motor 1 has been improved, the space is effectively saved, have the structure simple and answer and stable, low cost's advantage.
Referring to fig. 2 and 3, in the present embodiment, preferably, the clutch structure 3 is an electromagnetic driving member, the electromagnetic driving member includes a housing 31 and a core 32, the housing 31 is fixedly disposed on the output shaft 10 of the motor 1, the core 32 is accommodated in the housing 31, so that the electromagnetic driving member is integrally disposed on the output shaft 10 of the motor 1, and the housing 31 and the core 32 both rotate synchronously with the output shaft 10 of the motor 1. The plunger 32 is extendable or retractable with respect to the housing 31: when the electromagnetic driving element is powered on, the iron core 32 extends out relative to the shell 31; when the electromagnetic drive is de-energized, the plunger 32 retracts relative to the housing 31. The electromagnetic driving piece acts on the trimming cam 2 through the iron core 32: when the iron core 32 extends out relative to the shell 31, the iron core 32 is in contact fit with the trimming cam 2 and the output shaft 10 of the motor 1 are relatively fixed in the circumferential direction, and at the moment, the trimming cam 2, the iron core 32 and the shell 31 synchronously rotate along with the output shaft 10 of the motor 1; when the iron core 32 retracts relative to the housing 31, the iron core 32 is separated from the trimming cam 2 and the output shaft 10 of the motor 1 are relatively rotated in the circumferential direction, and at the moment, the trimming cam 2 does not rotate synchronously with the output shaft 10 of the motor 1. In an initial state, the electromagnetic driving part is powered off, the motor 1 does not drive the thread trimming cam 2 and the thread trimming mechanism 5, and only drives the oil pump 4; when the thread trimming is needed, the electromagnetic driving piece is electrified, and the motor 1 can simultaneously drive the thread trimming cam 2 and the thread trimming mechanism 5 to execute the thread trimming action; after the thread trimming is finished, the electromagnetic driving piece is powered off, and the state that the motor 1 does not drive the thread trimming cam 2 and the thread trimming mechanism 5 and only drives the oil pump 4 can be returned. In this embodiment, the form of the electromagnetic driving element is not limited, and for example, the electromagnetic driving element may be a structural element such as an electromagnet or a relay that realizes a clutch or on-off function by using an electromagnetic principle.
Further, can be equipped with cam joint portion 21 on trimming cam 2, be equipped with iron core joint portion 33 on iron core 32, when iron core 32 stretches out, iron core joint portion 33 and the cooperation of 21 joints of cam joint portion, can guarantee iron core 32 and trimming cam 2 and contact complex stability and reliability from this, can be relatively fixed trimming cam 2 and motor 1 output shaft 10 in circumference when guaranteeing that iron core 32 stretches out, thereby ensure that motor 1 can drive trimming cam 2 and trimming mechanism 5 and realize the trimming function.
Preferably, the cam fastening portion 21 can be a fastening groove 21a formed in the trimming cam 2, the iron core fastening portion 33 can be an insertion block 33a formed in the iron core 32, and the insertion block 33a is inserted into the fastening groove 21a, so that the iron core fastening portion 33 is fastened to the cam fastening portion 21. When the iron core 32 extends out, the inserting block 33a extends out along with the iron core 32 and is inserted into the clamping groove 21a on the trimming cam 2, so that the trimming cam 2 and the iron core 32 are relatively fixed in the circumferential direction, and the trimming cam 2 and the output shaft 10 of the motor 1 are relatively fixed in the circumferential direction; when the iron core 32 retracts, the inserting block 33a withdraws from the clamping groove 21a on the trimming cam 2 along with the retraction of the iron core 32, so that the trimming cam 2 is separated from the iron core 32, and the trimming cam 2 and the output shaft 10 of the motor 1 can rotate relatively in the circumferential direction. In this embodiment, referring to fig. 3 and 4, it is preferable that an insertion block 33a is provided on an end surface of the iron core 32 opposite to the trimming cam 2, a boss 22 is provided on a side surface of the trimming cam 2 opposite to the iron core 32, and the engagement groove 21a is opened on the boss 22.
Referring to fig. 2 and fig. 3, in this embodiment, preferably, an axial limiting step 12 and an axial limiting retainer ring 13 are disposed on the output shaft 10 of the motor 1, the trimming cam 2 is rotatably sleeved on the output shaft 10 of the motor 1, and the trimming cam 2 is clamped between the axial limiting step 12 and the axial limiting retainer ring 13, so as to achieve axial positioning of the trimming cam 2 on the output shaft 10 of the motor 1, that is, to achieve axial fixation of the trimming cam 2 and circumferential rotatable disposition of the trimming cam 2 on the output shaft 10 of the motor 1.
Referring to fig. 1 and 5, in the present embodiment, the oil pump 4 is preferably provided with an oil suction port 41 and an oil supply port 42. The oil suction port 41 of the oil pump 4 is communicated with the oil storage box 44 through the oil suction pipe 43, the oil storage box 44 stores lubricating oil, the oil storage box 44 supplies oil to the oil pump 4, and the oil storage box 44 can be fixedly arranged at the bottom of the shell of the sewing machine. The oil supply port 42 of the oil pump 4 communicates with the portion to be lubricated of the sewing machine through an oil supply pipe 45, and the portion to be lubricated of the sewing machine communicates with an oil storage tank 44 through an oil return pipe 46. When the oil pump 4 operates, the lubricating oil in the oil storage box 44 is sucked and conveyed to a part to be lubricated of the sewing machine through the oil supply pipe 45 for lubrication, and the lubricating oil passing through the part to be lubricated of the sewing machine flows back to the oil storage box 44 through the oil return pipe 46 to form a circulation loop.
In this embodiment, the oil pump 4 can be a gear pump or a centrifugal pump or a plunger pump, and compared with an electronic oil pump, the motor of the electronic oil pump is saved, and the space design does not need to be carried out again inside the casing of the sewing machine, so that the design cost and the material cost can be greatly reduced.
Referring to fig. 1, in the present embodiment, preferably, two output shafts 10 are respectively disposed on two sides of the motor 1, that is, the motor 1 adopts a dual-output shaft motor, the trimming cam 2 and the oil pump 4 are respectively disposed on the two output shafts 10, and the clutch structure 3 is integrated on the output shaft 10 on one side where the trimming cam 2 is disposed.
Based on above-mentioned trimming oil supply unit, this embodiment still provides a sewing machine, and the sewing machine of this embodiment includes the above-mentioned trimming oil supply unit of this embodiment.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (8)
1. A trimming oil supply device, characterized by comprising:
a motor (1) having a rotatable output shaft (10);
the trimming cam (2) is axially fixed and is arranged on the output shaft (10) in a rotatable manner along the circumferential direction, and the trimming cam (2) is connected with the trimming mechanism (5);
the clutch structure (3) acts on the trimming cam (2) and enables the trimming cam (2) and the output shaft (10) to be relatively fixed or relatively rotatable in the circumferential direction; and
and an oil pump (4) driven by the output shaft (10) to operate.
2. The thread trimming oil supply device according to claim 1, wherein the clutch structure (3) is an electromagnetic driving member, the electromagnetic driving member comprises a housing (31) fixedly arranged on the output shaft (10) and an iron core (32) accommodated in the housing (31) and capable of extending or retracting relative to the housing (31), and the electromagnetic driving member acts on the thread trimming cam (2) through the iron core (32).
3. The trimming oil supply device according to claim 2, wherein a cam clamping portion (21) is arranged on the trimming cam (2), an iron core clamping portion (33) is arranged on the iron core (32), and when the iron core (32) extends out, the iron core clamping portion (33) is in clamping fit with the cam clamping portion (21).
4. The trimming oil supply device according to claim 3, wherein the cam clamping portion (21) is a clamping groove (21 a) formed in the trimming cam (2), the iron core clamping portion (33) is an insertion block (33 a) formed in the iron core (32), and the insertion block (33 a) is inserted into and matched with the clamping groove (21 a).
5. The thread trimming oil supply device according to claim 1, wherein the output shaft (10) is provided with an axial limiting step (12) and an axial limiting retainer ring (13), and the thread trimming cam (2) is clamped between the axial limiting step (12) and the axial limiting retainer ring (13).
6. The thread trimming oil supply device according to claim 1, wherein the oil pump (4) is provided with an oil suction port (41) and an oil supply port (42), the oil suction port (41) is communicated with an oil storage box (44) through an oil suction pipe (43), the oil supply port (42) is communicated with a part to be lubricated of the sewing machine through an oil supply pipe (45), and the part to be lubricated is communicated with the oil storage box (44) through an oil return pipe (46).
7. The thread trimming oil supply device according to claim 1, wherein the two output shafts (10) are respectively arranged on two sides of the motor (1), and the thread trimming cam (2) and the oil pump (4) are respectively arranged on the two output shafts (10).
8. A sewing machine characterized by comprising the thread trimming oil supply device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110664243.5A CN115478371A (en) | 2021-06-16 | 2021-06-16 | Trimming oil supply device and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110664243.5A CN115478371A (en) | 2021-06-16 | 2021-06-16 | Trimming oil supply device and sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115478371A true CN115478371A (en) | 2022-12-16 |
Family
ID=84419651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110664243.5A Pending CN115478371A (en) | 2021-06-16 | 2021-06-16 | Trimming oil supply device and sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115478371A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201006935Y (en) * | 2007-01-17 | 2008-01-16 | 中捷缝纫机股份有限公司 | Electric machine directly driving flat-seamer |
| CN105908397A (en) * | 2016-06-29 | 2016-08-31 | 拓卡奔马机电科技有限公司 | Sewing machine and driving device of trimming mechanism of sewing machine |
| CN111074441A (en) * | 2020-01-24 | 2020-04-28 | 台州市福崎缝纫机有限公司 | Thread trimming or presser foot lifting driving mechanism of sewing machine and thread trimming and presser foot lifting device |
| CN210684145U (en) * | 2019-07-17 | 2020-06-05 | 杰克缝纫机股份有限公司 | Thick material synchronous machine |
| CN112376178A (en) * | 2020-11-19 | 2021-02-19 | 琦星智能科技股份有限公司 | Multifunctional driving device of sewing machine |
| CN213389186U (en) * | 2020-07-25 | 2021-06-08 | 琦星智能科技股份有限公司 | Structure for controlling multiple sewing actions by one motor and sewing machine |
-
2021
- 2021-06-16 CN CN202110664243.5A patent/CN115478371A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201006935Y (en) * | 2007-01-17 | 2008-01-16 | 中捷缝纫机股份有限公司 | Electric machine directly driving flat-seamer |
| CN105908397A (en) * | 2016-06-29 | 2016-08-31 | 拓卡奔马机电科技有限公司 | Sewing machine and driving device of trimming mechanism of sewing machine |
| CN210684145U (en) * | 2019-07-17 | 2020-06-05 | 杰克缝纫机股份有限公司 | Thick material synchronous machine |
| CN111074441A (en) * | 2020-01-24 | 2020-04-28 | 台州市福崎缝纫机有限公司 | Thread trimming or presser foot lifting driving mechanism of sewing machine and thread trimming and presser foot lifting device |
| CN213389186U (en) * | 2020-07-25 | 2021-06-08 | 琦星智能科技股份有限公司 | Structure for controlling multiple sewing actions by one motor and sewing machine |
| CN112376178A (en) * | 2020-11-19 | 2021-02-19 | 琦星智能科技股份有限公司 | Multifunctional driving device of sewing machine |
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