CN219908082U - Mop wheel adjusting device of sewing machine - Google Patents
Mop wheel adjusting device of sewing machine Download PDFInfo
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- CN219908082U CN219908082U CN202321472701.6U CN202321472701U CN219908082U CN 219908082 U CN219908082 U CN 219908082U CN 202321472701 U CN202321472701 U CN 202321472701U CN 219908082 U CN219908082 U CN 219908082U
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- mop
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- sewing machine
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- 238000009958 sewing Methods 0.000 title claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 71
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 230000004323 axial length Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 description 12
- 230000008859 change Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a mop wheel adjusting device of a sewing machine, which comprises a driving shaft, a transmission mechanism and an adjusting assembly, wherein the driving shaft is respectively provided with a mop roller and a unidirectional driving mechanism; the transmission mechanism comprises a first transmission rod and a second transmission rod, the adjusting assembly comprises an adjusting slide block, an adjusting piece and an adjusting seat, opposite ends of the first transmission rod and the second transmission rod are both coupled to the adjusting slide block, the adjusting slide block is connected to the adjusting piece in a sliding mode, the adjusting piece is connected to the adjusting seat in a rotating mode, and therefore the speed ratio of the driving shaft and the driving shaft is adjusted through adjusting the inclination angle of the adjusting piece. According to the utility model, the position angle of the adjusting piece can be changed according to actual conditions, so that the sliding length of the adjusting slide block on the adjusting piece is changed, the rotating speed of the mop wheel is adjusted, the adjustment is simpler and more convenient, and the working efficiency of the mop is improved.
Description
Technical Field
The utility model relates to the technical field of sewing equipment, in particular to a mop wheel adjusting device of a sewing machine.
Background
The sewing machine is a machine which uses one or more sewing threads to form one or more types of stitch on the sewing materials to interweave or stitch one or more layers of the sewing materials, wherein a mop wheel adjusting device is a part on the sewing machine and is used for dragging cloth, a rear dragging wheel in the sewing machine is mainly driven by an externally hung motor, a belt is led out, a cloth feeding shaft is led out in three power leading-out modes, and in the sewing process, the cloth and the base cloth are stably clamped together by the mop wheel, so that the cloth cannot shift, drag and the like due to traction during sewing, and the sewing is more stable and accurate. For example, the utility model with publication number of CN2871580Y discloses a single needle flatcar machinery mop rumble for a sewing machine used on an industrial sewing machine, which comprises a synchronous belt transmission device, a main shaft transmission device, a stroke adjusting device, a roller unidirectional driving mechanism device, a gear synchronous transmission device, a tug and a tug lifting device, wherein an eccentric pin of the transmission main shaft is connected with the stroke adjusting device, an automatic aligning connecting rod of the stroke adjusting device is connected with the roller unidirectional driving mechanism device, the roller unidirectional driving mechanism device is connected with the tug through a connecting rotating shaft and the gear synchronous transmission device, and the tug is in a forward extending shape.
However, the conventional mop wheel adjusting device is difficult to adjust the rotating speed of the mop roller according to actual conditions for the mop operation of different cloths, and the working efficiency of the mop operation is affected.
Disclosure of Invention
The utility model aims to solve the defects of the technology, and a worker can change the position angle of the adjusting piece through the knob piece according to actual conditions, so that the sliding length of the adjusting slide block on the adjusting piece is changed, the rotating speed of the mop wheel is adjusted, the adjustment is simpler and more convenient, and the working efficiency of the mop is improved.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the mop wheel adjusting device of the sewing machine comprises a driving shaft, a transmission mechanism and an adjusting assembly, wherein the driving shaft is respectively provided with a mop roller and a unidirectional driving mechanism, the driving shaft is coupled to the transmission mechanism through the unidirectional driving mechanism so as to be driven by the transmission mechanism to rotate in a unidirectional manner, and the mop roller is coupled to the driving shaft so as to be driven by the driving mechanism to rotate in a unidirectional manner;
the transmission mechanism comprises a first transmission rod and a second transmission rod, the first transmission rod is coupled with the driving shaft, the second transmission rod is coupled with the unidirectional driving mechanism, the adjusting assembly comprises an adjusting slide block, an adjusting piece and an adjusting seat, opposite ends of the first transmission rod and the second transmission rod are both coupled with the adjusting slide block, the adjusting slide block is slidingly connected onto the adjusting piece, and the adjusting piece is rotationally connected onto the adjusting seat so as to adjust the speed ratio of the driving shaft to the driving shaft by adjusting the inclination angle of the adjusting piece.
Preferably, the adjusting seat is provided with a knob piece in linkage fit with the adjusting piece, the knob piece is rotationally connected to the adjusting seat, a worm part is arranged on a rod part of the knob piece, a turbine piece is arranged on the adjusting piece, and the turbine piece is in meshing fit with the worm part.
Preferably, the adjusting piece is provided with an adjusting slide rail for sliding connection of the adjusting slide block.
Preferably, a transmission frame is arranged between the driving shaft and the mop roller, the mop roller is provided with an upper mop shaft rotatably connected with the transmission frame, the transmission frame is movably connected with a first transmission belt, and the first transmission belt is tensioned between the end part of the driving shaft and the upper mop shaft.
Preferably, the drive shaft is fitted with a rear crank coupled to the first transmission rod.
Preferably, the sewing machine further comprises a sewing machine shell and a workbench, wherein the driving shaft and the driving shaft are both rotatably connected in the sewing machine shell, and the adjusting assembly is installed on the sewing machine shell.
Preferably, the workbench is provided with a lower mop shaft bracket, the lower mop shaft bracket is rotationally connected with a lower mop shaft, and the end part of the lower mop shaft, which is close to the mop roller, is provided with a lower mop rubber wheel.
Preferably, the axial length of the lower mop rubber wheel is greater than that of the mop roller.
Preferably, the end part of the lower mop shaft, which is far away from the lower mop rubber wheel, is provided with a first belt wheel piece, the sewing machine shell is rotationally connected with a belt wheel shaft, the belt wheel shaft is provided with a second belt wheel piece, a second transmission belt is arranged between the first belt wheel piece and the second belt wheel piece in a tensioning mode, and the belt wheel shaft is positioned in the sewing machine shell and is in gear transmission with the driving shaft.
Compared with the prior art, the novel beneficial effect of this use is:
according to the mop wheel adjusting device of the sewing machine, the driving shaft is connected with the external swinging motor to provide power, under the coupling cooperation of the transmission mechanism, the one-way driving mechanism converts the reciprocating swinging of the transmission mechanism into the intermittent one-way rotation of the driving shaft, so that the one-way rotation of the mop roller is realized, in the process, the first transmission rod and the second transmission rod are linked to adjust the sliding block to linearly slide on the adjusting piece, and a worker can change the position angle of the adjusting piece through the knob piece according to actual conditions, so that the sliding length of the adjusting sliding block on the adjusting piece is changed, the rotating speed of the mop wheel is adjusted, the adjustment is simpler and more convenient, and the working efficiency of the mop is improved.
Drawings
Fig. 1 is a schematic structural view of the mop wheel adjusting device in the embodiment;
FIG. 2 is a schematic view of the drive shaft, transmission mechanism and adjustment assembly of the embodiment;
FIG. 3 is a schematic diagram II of the drive shaft, transmission mechanism and adjustment assembly of the embodiment;
FIG. 4 is a cross-sectional view of the drive shaft, transmission and adjustment assembly of the embodiment;
fig. 5 is a cross-sectional view of the transmission frame in the embodiment.
In the figure: 1. a work table; 2. a sewing machine housing; 3. a driving shaft; 4. a drive shaft; 5. a transmission mechanism; 51. a first transmission rod; 52. a second transmission rod; 6. an adjustment assembly; 61. an adjusting slide block; 62. an adjusting member; 63. an adjusting seat; 7. mop roller; 8. a unidirectional driving mechanism; 9. a knob member; 10. a turbine member; 11. a worm part; 12. adjusting the sliding rail; 13. a transmission frame; 14. a cloth dragging shaft is arranged on the upper cloth dragging shaft; 15. a first belt; 16. a rear crank; 17. a lower towing shaft bracket; 18. a lower cloth dragging shaft; 19. a lower rubber dragging wheel; 20. a first pulley member; 21. a second pulley member; 22. a second belt; 23. a pulley shaft; 24. a support frame; 25. and a through hole.
Detailed Description
The utility model is further described below by way of examples with reference to the accompanying drawings.
Referring to fig. 1 to 5, a mop wheel adjusting device of a sewing machine comprises a workbench 1 and a sewing machine shell 2 arranged on the workbench 1, wherein the sewing machine shell 2 is provided with a driving shaft 3, a driving shaft 4, a transmission mechanism 5 and an adjusting assembly 6, the driving shaft 3 and the driving shaft 4 are both rotatably connected to the sewing machine shell 2, the driving shaft 3 is positioned below the driving shaft 4, the driving shaft 3 is respectively provided with a mop roller 7 and a unidirectional driving mechanism 8, the transmission mechanism 5 comprises a first transmission rod 51 and a second transmission rod 52, the driving shaft 4 is provided with a rear crank 16 coupled with the first transmission rod 51, the second transmission rod 52 is coupled with the unidirectional driving mechanism 8, the adjusting assembly 6 comprises an adjusting slide 61, an adjusting piece 62 and an adjusting seat 63, and opposite ends of the first transmission rod 51 and the second transmission rod 52 are both coupled with the adjusting slide 61.
The adjusting member 62 is provided with an adjusting slide rail 12 for slidably connecting the adjusting slider 61, so that the adjusting slider 61 is slidably connected to the adjusting member 62 in a straight line. The driving shaft 4 is connected with an external swing motor for providing power. The driving shaft 4 swings, the rear crank 16 drives the first driving rod 51 to move, so that the first driving rod 51 and the second driving rod 52 are linked to adjust the sliding block 61 to linearly slide on the adjusting piece 62, the unidirectional driving mechanism 8 is an overrunning clutch, also called a unidirectional clutch, and is a clutch with a friction pair formed by wedge blocks, inner raceways and outer raceways. When there is no relative movement between the inner ring, the outer ring and the wedge block, the steering is the same, the rotation speed is equal, the torque can be transmitted, otherwise, the relative sliding is the prior art, and detailed description is omitted here. The unidirectional driving mechanism 8 converts the reciprocating swing of the transmission mechanism 5 into intermittent unidirectional rotation of the driving shaft 3, thereby realizing unidirectional rotation of the mop roller 7.
The adjusting member 62 is rotatably connected to the adjusting seat 63, and the adjusting seat 63 is provided with a knob member 9 which is in linkage fit with the adjusting member 62. The knob piece 9 rotates and connects in adjusting seat 63, and the pole portion of knob piece 9 is provided with worm portion 11, and the regulating part 62 is provided with turbine piece 10, and turbine piece 10 and worm portion 11 meshing cooperation to the staff can comparatively accurately adjust the position angle of regulating part 62 through rotating knob piece 9, thereby changes the slip direction of adjusting slider 61. The larger the sliding degree of the adjusting slide block 61 on the adjusting slide rail 12 is, the larger the action degree of the second transmission rod 52 driving the unidirectional driving mechanism 8 is, and the faster the rotation speed of the mop roller 7 is.
For the mop operation of different cloth, thereby the staff can change the position angle of regulating part 62 through knob spare 9 according to actual conditions and change the slip length of adjusting slider 61 on regulating part 62 and realize the rotational speed adjustment to the mop wheel, makes the regulation more simple and convenient, has improved the efficiency of mop work.
A transmission frame 13 is arranged between the driving shaft 3 and the mop roller 7, the mop roller 7 is provided with an upper mop shaft 14 rotatably connected to the transmission frame 13, the transmission frame 13 is movably connected with a first transmission belt 15, and the first transmission belt 15 is tensioned between the end part of the driving shaft 3 and the upper mop shaft 14, so that the driving shaft 3 drives the mop roller 7 to rotate. The sewing machine shell 2 is provided with a supporting frame 24, the supporting frame 24 is connected with the transmission frame 13, and the supporting frame 24 is used for supporting and maintaining the position of the mop roller 7.
The workbench 1 is provided with a lower mop shaft bracket 17, the lower mop shaft bracket 17 is rotationally connected with a lower mop shaft 18, the end part of the lower mop shaft 18, which is close to the mop roller 7, is provided with a lower mop rubber wheel 19, the workbench 1 is communicated with a through hole 25 for exposing the lower mop rubber wheel 19, the axial length of the lower mop rubber wheel 19 is larger than that of the mop roller 7, the end part of the lower mop shaft 18, which is far away from the lower mop rubber wheel 19, is provided with a first belt wheel piece 20, the sewing machine shell 2 is rotationally connected with a belt wheel shaft 23, the belt wheel shaft 23 is provided with a second belt wheel piece 21, a second transmission belt 22 is tensioned between the first belt wheel piece 20 and the second belt wheel piece 21, the part of the belt wheel shaft 23, which is positioned in the sewing machine shell 2, and the driving shaft 3 are in fit with the cloth, and the cloth is clamped by the mop roller 7 and the lower mop rubber wheel 19, and the cloth is driven by friction transmission to carry out mop feeding.
Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.
Claims (9)
1. The utility model provides a sewing machine's mop wheel adjusting device which characterized in that: the mop cleaning device comprises a driving shaft (3), a driving shaft (4), a transmission mechanism (5) and an adjusting assembly (6), wherein the driving shaft (3) is respectively provided with a mop roller (7) and a unidirectional driving mechanism, the driving shaft (3) is coupled to the transmission mechanism (5) through the unidirectional driving mechanism so as to be driven by the unidirectional driving mechanism to rotate in one direction, and the mop roller (7) is coupled to the driving shaft (3) so as to be driven by the unidirectional driving mechanism to rotate in one direction;
the transmission mechanism (5) comprises a first transmission rod (51) and a second transmission rod (52), the first transmission rod (51) is coupled with the driving shaft (4), the second transmission rod (52) is coupled with the unidirectional driving mechanism, the adjusting assembly (6) comprises an adjusting sliding block (61), an adjusting piece (62) and an adjusting seat (63), opposite ends of the first transmission rod (51) and the second transmission rod (52) are both coupled with the adjusting sliding block (61), the adjusting sliding block (61) is slidingly connected with the adjusting piece (62), the adjusting piece (62) is rotationally connected with the adjusting seat (63) so as to adjust the speed ratio of the driving shaft (3) to the driving shaft (4) by adjusting the inclination angle of the adjusting piece (62).
2. The mop wheel adjustment device of a sewing machine of claim 1, wherein: the adjusting seat (63) is provided with a knob piece (9) in linkage fit with the adjusting piece (62), the knob piece (9) is rotationally connected to the adjusting seat (63), a worm part (11) is arranged on the rod part of the knob piece (9), the adjusting piece (62) is provided with a turbine piece (10), and the turbine piece (10) is in meshing fit with the worm part (11).
3. The mop wheel adjustment device of a sewing machine of claim 1, wherein: the adjusting piece (62) is provided with an adjusting slide rail (12) for sliding connection of the adjusting slide block (61).
4. The mop wheel adjustment device of a sewing machine of claim 1, wherein: be provided with drive frame (13) between driving shaft (3) with mop gyro wheel (7), mop gyro wheel (7) be provided with rotate connect in last mop axle (14) of drive frame (13), drive frame (13) swing joint has first drive belt (15), first drive belt (15) tensioning in the tip of driving shaft (3) with go up between mop axle (14).
5. The mop wheel adjustment device of a sewing machine of claim 1, wherein: the drive shaft (4) is fitted with a rear crank (16) coupled to the first transmission rod (51).
6. The mop wheel adjustment device of a sewing machine of claim 1, wherein: still include sewing machine casing (2) and workstation (1), driving shaft (3) with drive shaft (4) all rotate connect in sewing machine casing (2), adjusting part (6) install in on sewing machine casing (2).
7. The mop wheel adjustment device of a sewing machine of claim 6, wherein: the workbench (1) is provided with a lower mop shaft bracket (17), the lower mop shaft bracket (17) is rotationally connected with a lower mop shaft (18), and a lower mop rubber wheel (19) is arranged at the end part of the lower mop shaft (18) close to the mop roller (7).
8. The mop wheel adjustment device of a sewing machine of claim 7, wherein: the axial length of the lower rubber-tyred wheel (19) is larger than that of the mop roller (7).
9. The mop wheel adjustment device of a sewing machine of claim 7, wherein: the end part of the lower mop shaft (18) far away from the lower mop rubber wheel (19) is provided with a first belt wheel piece (20), the sewing machine shell (2) is rotationally connected with a belt wheel shaft (23), the belt wheel shaft (23) is provided with a second belt wheel piece (21), a second transmission belt (22) is tensioned between the first belt wheel piece (20) and the second belt wheel piece (21), and the part of the belt wheel shaft (23) located in the sewing machine shell (2) is in gear transmission with the driving shaft (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321472701.6U CN219908082U (en) | 2023-06-09 | 2023-06-09 | Mop wheel adjusting device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321472701.6U CN219908082U (en) | 2023-06-09 | 2023-06-09 | Mop wheel adjusting device of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219908082U true CN219908082U (en) | 2023-10-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321472701.6U Active CN219908082U (en) | 2023-06-09 | 2023-06-09 | Mop wheel adjusting device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219908082U (en) |
-
2023
- 2023-06-09 CN CN202321472701.6U patent/CN219908082U/en active Active
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