CN214060868U - Cloth dragging device of sewing machine - Google Patents
Cloth dragging device of sewing machine Download PDFInfo
- Publication number
- CN214060868U CN214060868U CN202021717088.6U CN202021717088U CN214060868U CN 214060868 U CN214060868 U CN 214060868U CN 202021717088 U CN202021717088 U CN 202021717088U CN 214060868 U CN214060868 U CN 214060868U
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- Prior art keywords
- shaft
- driven shaft
- transmission gear
- transmission
- driving shaft
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- Expired - Fee Related
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- 238000009958 sewing Methods 0.000 title claims abstract description 24
- 239000004744 fabric Substances 0.000 title abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000032683 aging Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 description 8
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
A cloth dragging device of a sewing machine comprises a needle head, a workbench, a machine body arranged on the workbench and a driving shaft arranged in the machine body, wherein one end of the driving shaft penetrates out of the machine body, the driving shaft is connected with a transmission mechanism matched with the driving shaft, the transmission mechanism is connected with a one-way gap transmission, and a first transmission gear is sleeved outside the driving shaft; the transmission mechanism comprises a first driven shaft, one end of the first driven shaft is provided with a second transmission gear meshed with the first transmission gear, and the other end of the first driven shaft is provided with a third transmission gear; a second driven shaft and a third driven shaft are arranged on the one-way gap transmission; and one end of the second driven shaft is provided with a fourth transmission gear meshed with the third transmission gear. The utility model discloses a sewing machine mop device not only can not take place because the ageing or the wearing and tearing of conveyer belt own material lead to the unable condition that conveys of power, and can avoid needing the problem of frequent change conveyer belt for guarantee mop device normal use.
Description
Technical Field
The utility model relates to a sewing machine mop device.
Background
The mop device is one of the indispensable subassembly on the sewing machine, but most mop devices are through connecting the driving shaft respectively, thereby the power that the mop device carried out the operation is carried out in the power transmission of carrying out of the conveyer belt of the driven shaft on the mop device, and the conveyer belt is mostly the rubber material, in case the live time overlength, the condition ageing or serious wearing and tearing appears easily, so the mop device need often change the conveyer belt, be used for guaranteeing that power can normally carry out the conveying, and because the structural constraint of sewing machine and mop device itself, if it can seem very troublesome to change the conveyer belt.
The mop device is correspondingly provided with a pressure regulating mechanism for regulating the pressure of the roller and a lifting mechanism for regulating the distance between the roller and the workbench, although the two mechanisms can better solve the problem of the roller, along with the increase of the mechanisms on the mop device, not only are the assembly processes increased, but also the production cost is increased, along with the increase of parts in the device, the corresponding problems can also be increased, and therefore, the maintenance cost is increased to a certain extent.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a sewing machine mop device, it can avoid needing the problem of frequent change conveyer belt for guarantee mop device normal use, and can be when the interval between adjusting roller and the workstation, the pressure of automatically regulated gyro wheel.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model discloses a sewing machine mop device, including syringe needle, workstation, locate fuselage on the workstation, locate the driving shaft in the fuselage, driving shaft one end runs through out the fuselage, and the driving shaft is connected with rather than assorted drive mechanism, and drive mechanism is connected its characterized in that with the one-way clearance derailleur: a first transmission gear is sleeved outside the driving shaft; the transmission mechanism comprises a first driven shaft, one end of the first driven shaft is provided with a second transmission gear meshed with the first transmission gear, and the other end of the first driven shaft is provided with a third transmission gear; a second driven shaft and a third driven shaft are arranged on the one-way gap transmission; one end of the second driven shaft is provided with a fourth transmission gear meshed with the third transmission gear; one end of the third driven shaft is connected with a power mechanism; the power mechanism is connected with one end of a universal shaft, and the other end of the universal shaft is connected with a fixed shaft; one end of the fixed shaft is provided with a roller; the side frame of the roller is provided with a protective cover which is fixed on the fixed shaft; a pressure lever is arranged at the end part of the bottom end of one side of the workbench; the spring part is arranged at the top end of the compression bar and is positioned in the machine body; the protective cover is provided with a connecting ring which is sleeved outside the pressure rod.
The power mechanism comprises a first belt pulley, and the first belt pulley is arranged at one end of the third driven shaft; the first belt pulley is connected with the second belt pulley through a conveying belt; the second belt pulley is connected with the universal shaft.
A thread cutter is arranged on the shield; the wire cutter is positioned outside the roller; the wire cutter is provided with a V-shaped notch, and the edge of the V-shaped notch is a blade.
The utility model has the advantages that:
compared with the prior art, adopt the utility model discloses the sewing machine mop device of structure makes it take place the axle linkage through setting up first driven shaft between driving shaft and second driven shaft, and carry out the power transmission with this, and because first driven shaft and driving shaft, cooperation between the second driven shaft is through the gear mesh mutually, and the gear is metal material, consequently through the axle linkage transmission power can not take place because the ageing or the wearing and tearing of material of conveyer belt itself lead to the unable condition that conveys of power, and avoided because the mop device uses the problem that need often change the conveyer belt after long time, more can not appear because the structure restriction of sewing machine and mop device itself leads to changing the trouble condition of conveyer belt.
Compared with the prior art, adopt the utility model discloses go-between cover on sewing machine mop device's of structure is outside the depression bar, consequently when the depression bar takes place to stretch out and draw back, the guard shield also goes up and down along with the depression bar, and because fixed axle one end is equipped with the gyro wheel, and the gyro wheel side has erect and is fixed in fixed epaxial guard shield, consequently, the gyro wheel also goes up and down along with the guard shield takes place, because the depression bar top is equipped with the spring part, and the spring part then can loop through the depression bar with its elasticity itself, the guard shield, the gyro wheel is finally transmitted to the fixed axle, consequently, need not to set up the pressure regulating mechanism who is used for adjusting roller pressure specially, when the interval between gyro wheel and the workstation is adjusted through self is flexible along with the depression bar, the spring part just can give the pressure of gyro wheel through the change automatically regulated of perception depression bar.
Drawings
FIG. 1 is a schematic view of an angle of the cloth dragging device of the sewing machine of the present invention;
FIG. 2 is a schematic view of another angle of the cloth dragging device of the sewing machine of the present invention;
fig. 3 is a schematic view of the structure of the sewing machine.
Detailed Description
The invention is described in further detail below with reference to the following figures and detailed description:
referring to fig. 1 to 3, the utility model provides a sewing machine mop device, which comprises a needle head 1, a workbench 2, a machine body 3 arranged on the workbench 2 and a driving shaft 4 arranged in the machine body 3, wherein one end of the driving shaft 4 penetrates through the machine body 3, the driving shaft 4 is connected with a transmission mechanism 5 matched with the driving shaft 4, the transmission mechanism 5 is connected with a one-way gap transmission 6, and a first transmission gear 7 is sleeved outside the driving shaft 4; the transmission mechanism 5 comprises a first driven shaft 8, one end of the first driven shaft 8 is provided with a second transmission gear 9 meshed with the first transmission gear 7, and the other end of the first driven shaft 8 is provided with a third transmission gear 10; a second driven shaft 11 and a third driven shaft 12 are arranged on the one-way gap transmission 6; one end of the second driven shaft 11 is provided with a fourth transmission gear 13 meshed with the third transmission gear 10; one end of the third driven shaft 12 is connected with a power mechanism 14; the power mechanism 14 is connected with one end of a universal shaft 15, and the other end of the universal shaft 15 is connected with a fixed shaft 16; one end of the fixed shaft 16 is provided with a roller 17; a protective cover 18 is erected at the side edge of the roller 17, and the protective cover 18 is fixed on the fixed shaft 16; a pressure lever 19 is arranged at the end part of the bottom end of one side of the workbench 2; the top end of the compression bar 19 is provided with a spring piece which is positioned in the machine body 3; the protective cover 18 is provided with a connecting ring 20, and the connecting ring 20 is sleeved outside the pressure rod 19.
The power mechanism 14 comprises a first belt pulley 21, and the first belt pulley 21 is arranged at one end of the third driven shaft 12; the first belt pulley 21 is connected with a second belt pulley 23 through a conveying belt 22; the second pulley 23 is connected to the cardan shaft 15.
A thread trimmer 24 is arranged on the shield 18; the wire cutter 24 is positioned outside the roller 17; the wire cutter 24 is provided with a V-shaped notch 25, and the edge of the V-shaped notch 25 is a blade.
The utility model discloses a use method as follows:
when the sewing machine starts to operate, the driving shaft 4 arranged in the machine body 3 starts to rotate, and as the driving shaft 4 is sleeved with the first transmission gear 7, and the first transmission gear 7 is meshed with the second transmission gear 9 arranged at one end of the first driven shaft 8, when the driving shaft 4 rotates, the first driven shaft 8 also rotates, and the third transmission gear 10 arranged at the other end of the first driven shaft 8 also starts to rotate and drives the fourth transmission gear 13 meshed with the first driven shaft to rotate, finally, the rotating force is transmitted to the second driven shaft 11, and the second driven shaft 11 transmits the rotating force to the third driven shaft 12 through the one-way gap transmission 6, so that the third driven shaft 12 rotates.
And one end of the third driven shaft 12 is equipped with the first belt pulley 21, the first belt pulley 21 is connected with the second belt pulley 23 through the conveying belt 22, and the second belt pulley 23 is connected with the cardan shaft 15, therefore when the third driven shaft 12 rotates, the rotary force produced by the third driven shaft 12 will be transmitted to the cardan shaft 15, and make the cardan shaft 15 rotate, because the cardan shaft 15 is connected with the fixed axle 16, one end of the fixed axle 16 has gyro wheel 17, therefore when the cardan shaft 15 rotates, the gyro wheel 17 will also rotate accordingly, push the cloth into the space between gyro wheel 17 and the work station 2 at this moment, the gyro wheel 17 will drag the cloth close to the needle 1 of the sewing machine and cooperate with it to work.
The utility model discloses a go-between 20 cover on the guard shield 18 outside depression bar 19, consequently when depression bar 19 takes place to stretch out and draw back, guard shield 18 also goes up and down along with depression bar 19, and because fixed axle 16 one end is equipped with gyro wheel 17, and gyro wheel 17 side frame is equipped with the guard shield 18 that is fixed in on the fixed axle 16, consequently gyro wheel 17 also goes up and down along with guard shield 18 takes place, because depression bar 19 top is equipped with the spring part, and the spring part then can loop through depression bar 19 with its own elasticity, guard shield 18, fixed axle 16 and final transmission to gyro wheel 17, consequently, need not to set up the pressure regulating mechanism who is used for adjusting roller 17 pressure specially, when adjusting the interval between gyro wheel 17 and the workstation 2 through self is flexible along with depression bar 19, the spring part just can give gyro wheel 17's pressure through the change automatically regulated of perception depression bar 19.
The utility model discloses a set up first driven shaft 8 between driving shaft 4 and second driven shaft 11, make it take place the axle linkage, and carry out the power transmission with this, and because first driven shaft 8 and driving shaft 4, cooperation between the second driven shaft 11 is through the gear mesh mutually, and the gear is metal material, consequently, through axle linkage transmission power can not take place because the ageing or the wearing and tearing of conveyer belt own material lead to the unable condition that conveys of power, and avoided because the mop device uses the problem that often changes the conveyer belt after long, more can not appear because the structure restriction of sewing machine and mop device itself leads to changing the trouble condition of conveyer belt.
Because the thread trimmer 24 is arranged on the protective cover 18 and positioned outside the roller 17, when the roller 17 drags the cloth to trim excessive thread ends after sewing, the thread ends can be trimmed only by holding the thread ends to scratch the V-shaped notch 25 of the thread trimmer 24, the scissors do not need to be taken from other places to trim, the operation is very convenient, and the condition that accidents are caused because the scissors are placed on the workbench of the sewing machine for trimming is avoided.
Claims (3)
1. The utility model provides a sewing machine mop device, includes syringe needle, workstation, locates the fuselage on the workstation, locates the driving shaft in the fuselage, and driving shaft one end runs through out the fuselage, and the driving shaft is connected with rather than assorted drive mechanism, and drive mechanism is connected its characterized in that with one-way clearance derailleur: a first transmission gear is sleeved outside the driving shaft; the transmission mechanism comprises a first driven shaft, one end of the first driven shaft is provided with a second transmission gear meshed with the first transmission gear, and the other end of the first driven shaft is provided with a third transmission gear; a second driven shaft and a third driven shaft are arranged on the one-way gap transmission; one end of the second driven shaft is provided with a fourth transmission gear meshed with the third transmission gear;
one end of the third driven shaft is connected with a power mechanism; the power mechanism is connected with one end of a universal shaft, and the other end of the universal shaft is connected with a fixed shaft; one end of the fixed shaft is provided with a roller; the side frame of the roller is provided with a protective cover which is fixed on the fixed shaft;
a pressure lever is arranged at the end part of the bottom end of one side of the workbench; the spring part is arranged at the top end of the compression bar and is positioned in the machine body; the protective cover is provided with a connecting ring which is sleeved outside the pressure rod.
2. A sewing machine swab device according to claim 1, wherein: the power mechanism comprises a first belt pulley, and the first belt pulley is arranged at one end of the third driven shaft; the first belt pulley is connected with the second belt pulley through a conveying belt; the second belt pulley is connected with the universal shaft.
3. A sewing machine swab device according to claim 1, wherein: a thread cutter is arranged on the shield; the wire cutter is positioned outside the roller; the wire cutter is provided with a V-shaped notch, and the edge of the V-shaped notch is a blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021717088.6U CN214060868U (en) | 2020-08-18 | 2020-08-18 | Cloth dragging device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021717088.6U CN214060868U (en) | 2020-08-18 | 2020-08-18 | Cloth dragging device of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214060868U true CN214060868U (en) | 2021-08-27 |
Family
ID=77386169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021717088.6U Expired - Fee Related CN214060868U (en) | 2020-08-18 | 2020-08-18 | Cloth dragging device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214060868U (en) |
-
2020
- 2020-08-18 CN CN202021717088.6U patent/CN214060868U/en not_active Expired - Fee Related
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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: 20210827 |