CN201708047U - Pedal speed regulation switch of industrial sewing machine motor - Google Patents
Pedal speed regulation switch of industrial sewing machine motor Download PDFInfo
- Publication number
- CN201708047U CN201708047U CN2010202265517U CN201020226551U CN201708047U CN 201708047 U CN201708047 U CN 201708047U CN 2010202265517 U CN2010202265517 U CN 2010202265517U CN 201020226551 U CN201020226551 U CN 201020226551U CN 201708047 U CN201708047 U CN 201708047U
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- Prior art keywords
- housing
- rocker arm
- pin
- switch
- tension spring
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- Expired - Fee Related
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Abstract
The utility model discloses a pedal speed regulation switch of an industrial sewing motor, which consists of a casing, a control mechanism, a rocker arm, a resetting tension spring and a limiting pin. The rocker arm is arranged on the outer side of the casing, the limiting pin sleeved with a hold-down spring is arranged on the upper portion of the casing, and the lower end of the casing is abutted with the rocker arm. A tension spring notch is arranged at the lower edge of the rocker arm, a pin hole is disposed at the inner end of the rocker arm, the rocker arm is fixedly connected with a switch shaft, and a pedal draw bar hole is arranged at the outer end of the rocker arm. The upper end of the resetting tension spring is hung on a hook screw while the lower end hooks the notch of the rocker arm. A circuit board is arranged on the upper portion of an inner cavity of the casing, and a Hall element is disposed on the circuit board. A shifting fork is disposed on the lower portion of the inner cavity of the casing, the middle of the shifting fork is fixedly connected with the switch shaft, one end of shifting fork close to the circuit board is provided with magnetic steel, and the magnetic steel and the Hall element form a magnetic field. The pedal speed regulation switch adopts the magnetic steel and the Hall sensor to output corresponding linear voltage according to strength change of the magnetic field, drives a brushless motor to rotate and controls and regulates rotation speed of the brushless motor through a control box, is much higher in sensitivity compared with a mechanical switch which control rotation speed of the motor by aid of resistance change, saves energy, is free of noise and easy in operation, and can realize stepless speed regulation.
Description
Technical field
The utility model relates to a kind of motor control switch, specifically refers to a kind of pedal speed-adjusting switch that the worker stitches the brushless energy-saving electric machine running of machine that is used to control.
Background technology
The worker of Chu Xianing stitches brushless energy-saving electric machine in recent years, and because of its volume is little, in light weight, noise is low, stop the pin convenience, flexible operation, consumptive material reduce, the impetus that replaces original fractional horse-power common electric machine is irresistible.Therefore supporting with it control switch also must be highly sensitive, to reach the purpose that operation is light, control is sensitive.But this type of foot switch before all is mechanical basically, and not only volume is big, consumptive material is many, and operation is heavy, and is therefore imperative to the reform of this class speed-regulating switch.
The utility model content
The utility model purpose is: for the worker stitches the pedal speed-adjusting switch that a kind of volume of no fast energy-saving electric machine adapted is small and exquisite, easy to operate, control is sensitive, it is reached with no fast energy-saving electric machine be complementary.
The technical scheme of the utility model technical solution problem is: worker's seam motor pedal speed-adjusting switch, by housing, be arranged on the controlling organization and the outer rocking arm of housing of housing inner chamber, reset tension spring, stopping following closely spacer pin forms, described housing also comprises the bedplate that installs and fixes usefulness, the outer upper of described housing is provided with the hook screw of reset tension spring, be provided with switch shaft pin-and-hole and rocking arm in the hull outside bottom, the outer upper of described housing is provided with the interior vallecular cavity of outside protrusion, be provided with spacer pin in the vallecular cavity in described, described spacer pin upper end is stretched out the last plane of housing and is provided with the adjusting nut, be provided with positioning screw cap between described spacer pin and the housing, its outer race of the position of described spacer pin in the inner chamber groove has spacing holddown spring, and described spacer pin lower end props up the upper side edge of rocking arm.
The stage casing lower side of described rocking arm is provided with the extension spring breach that hooks reset tension spring, and the inner end of described rocking arm is provided with pin-and-hole, is fastenedly connected with switch shaft in the switch shaft pin-and-hole of lower housing portion, and the outer end of described rocking arm is provided with the pedal pull rod hole.
Hang on housing by the hook screw upper end of described reset tension spring, and the extension spring breach in rocking arm stage casing is hooked in the lower end of reset tension spring.
Described housing inner chamber top is provided with the wiring board that the T-shaped electronic component in plane is formed, and described wiring board is fixed with hold-down screw and housing, is provided with Hall element at the protrusion position of T shape.
Described housing inner chamber bottom is provided with L shaped shift fork, described shift fork one end is provided with the shift fork steady pin, be fastenedly connected with switch shaft in the middle of the shift fork, shift fork is provided with powerful magnet steel near an end of wiring board, forms the magnetic field that can regulate and control the brushless electric machine running between described magnet steel and the Hall element.
Benefit of the present utility model is, form magnetic field with Hall element on the electronic circuit board and the magnet steel on the shift fork, utilize the strong and weak linear voltage that changes output in magnetic field, drive the brushless electric machine rotation and regulate and control its rotating speed by control cabinet, highly sensitive more than the mechanical type control switch that relies on resistance variations control motor speed, and volume is little, in light weight, energy-saving material-saving, operation is light, noiselessness, and can realize stepless speed regulation.
Description of drawings
Fig. 1 is an external structure schematic diagram of the present utility model;
Fig. 2 is the internal structure schematic diagram (during shutdown) after the utility model base plate is pulled down;
Fig. 3 is the internal structure schematic diagram (during start) after the utility model base plate is pulled down;
Each several part title and mark among the figure: 1. positioning screw cap, 2. bedplate, 3. spacer pin, 4. rocking arm, 5. housing, 6. the extension spring breach, 7. switch shaft, 8. reset tension spring, 9. the hook screw, 10. regulate nut, 11. magnet steel, 12. wiring boards, 13. hold-down screws, 14. shift fork steady pins, 15. spacing holddown springs, 16. shift forks, 17. Hall elements.
Embodiment
As shown in Figure 1 to Figure 3, worker's seam motor pedal speed-adjusting switch main body by housing 5, the controlling organization that is arranged on housing 5 inner chambers and housing 5 outer Rocker arm 4, reset tension spring 8, stop pin spacer pin 3 and form, described housing 5 also comprises the bedplate 2 that installs and fixes usefulness, the outer upper of housing 5 is provided with the hook screw 9 of reset tension spring 8, hang on housing 5 by hook screw 9 upper end of reset tension spring 8, and the extension spring breach 6 in Rocker arm 4 stage casing is hooked in the lower end of reset tension spring 8.Be provided with switch shaft 7 pin-and-holes and Rocker arm 4 in housing 5 outer lower portion, the outer upper of housing 5 is provided with the interior vallecular cavity of outside protrusion, in interior vallecular cavity, be provided with spacer pin 3, spacer pin 3 upper ends are stretched out the last plane of housing 5 and are provided with and regulate nut 10, its outer race of the position of described spacer pin 3 in the inner chamber groove has spacing holddown spring 15, and the upper side edge that spacer pin 3 lower ends prop up Rocker arm 4 can not upwards lift Rocker arm 4.The stage casing lower side of Rocker arm 4 is provided with the extension spring breach 6 that hooks reset tension spring 8, and the inner end of Rocker arm 4 is provided with pin hole, is fastenedly connected with switch shaft 7 in switch shaft 7 pin-and-holes of lower housing portion, and the outer end of Rocker arm 4 is provided with the pedal pull rod hole.Housing 5 inner chamber tops are provided with the wiring board 12 that the T-shaped electronic component in plane is formed, and wiring board 12 usefulness hold-down screws 13 are fixing with housing 5, are provided with Hall element 17 at the protrusion position of T shape.Housing 5 inner chamber bottoms are provided with L shaped shift fork 16, shift fork 16 1 ends are provided with shift fork steady pin 14, be fastenedly connected with switch shaft 7 in the middle of the shift fork 16, shift fork 16 is provided with powerful magnet steel 11 near an end of wiring board 12, form magnetic field between magnet steel 11 and the Hall element 17, rely on spacing change between the two to cause the variation in magnetic field, thereby the corresponding linear voltage of output is controlled the rotating speed of brushless electric machine.
During installation, switch bottom seat board 2 being fixed on the appropriate location of industrial sewing machine, all is to fix with a support of motor base usually.The pin-and-hole of Rocker arm 4 outer end is connected with the pedal pull rod of industrial sewing machine.The electric wire of speed-regulating switch is electrically connected with motor control box, and switch just installs.During use, open the mains switch of motor control box, speed-regulating switch promptly is in holding state.When pedal pull rod pulls down when shaking arm 4, switch shaft 7 rotates under Rocker arm 4 drives, the spacing that makes shift fork 16 leave wiring board 12 increases, the magnet steel 11 of shift fork 16 ends leaves Hall element 17, motor begins to start under the action of a magnetic field, the spacing that magnet steel 11 leaves Hall element 17 is big more, and motor speed is fast more.Loosen step, under the tension of reset tension spring 8; Rocker arm 4 upwards lifts; switch shaft 7 rotates under Rocker arm 4 drives, and withstand the limited pin of the upper side edge of Rocker arm 43 ends, switch shaft 7 drives the shift fork 16 of housing 5 inner chambers; make shift fork 16 ends near Hall element 17; magnetic field that magnet steel 11 and Hall element are 17 changes, and rotating speed of motor is slack-off, stops operating until motor.The effect of spacer pin 3 limits the position of lifting on the Rocker arm 4, and its effect is to determine the pin time that stops of needle and stop the pin position, regulates by the adjusting nut 10 that its upper end is provided with, and is fixing with positioning screw cap 1 after regulating.
Claims (5)
1. worker's seam motor pedal speed-adjusting switch, by housing, be arranged on the controlling organization and the outer rocking arm (4) of housing (5) of housing inner chamber, reset tension spring (8), stopping pin spacer pin (3) forms, it is characterized in that described housing (5) also comprises the bedplate (2) that installs and fixes usefulness, the outer upper of described housing (5) is provided with the hook screw (9) of reset tension spring (8), be provided with switch shaft (7) pin-and-hole and rocking arm (4) in housing (5) outer lower portion, the outer upper of described housing (5) is provided with the interior vallecular cavity of outside protrusion, be provided with spacer pin (3) in the vallecular cavity in described, described spacer pin (3) upper end is stretched out the last plane of housing (5) and is provided with and regulates nut (10), be provided with positioning screw cap (1) between described spacer pin (3) and the housing (5), described spacer pin (3) its outer race of position in the inner chamber groove has spacing holddown spring (15), and described spacer pin (3) lower end props up the upper side edge of rocking arm (4).
2. worker's seam motor pedal speed-adjusting switch as claimed in claim 1, the stage casing lower side that it is characterized in that described rocking arm (4) is provided with the extension spring breach (6) that hooks reset tension spring (8), the inner end of described rocking arm (4) is provided with pin-and-hole, be fastenedly connected with the switch shaft (7) in switch shaft (7) pin-and-hole of lower housing portion, the outer end of described rocking arm (4) is provided with the pedal pull rod hole.
3. worker's seam motor pedal speed-adjusting switch as claimed in claim 1 is characterized in that the upper end of described reset tension spring (8) is hung on housing (5) by hook screw (9), and the extension spring breach (6) in rocking arm (4) stage casing is hooked in the lower end of reset tension spring (8).
4. worker's seam motor pedal speed-adjusting switch as claimed in claim 1, it is characterized in that described housing (5) inner chamber top is provided with the wiring board (12) that the T-shaped electronic component in plane is formed, described wiring board (12) is fixing with hold-down screw (13) and housing (5), is provided with Hall element (17) at the protrusion position of T shape.
5. worker's seam motor pedal speed-adjusting switch as claimed in claim 1, it is characterized in that described housing (5) inner chamber bottom is provided with L shaped shift fork (16), described shift fork (16) one ends are provided with shift fork steady pin (14), be fastenedly connected with switch shaft (7) in the middle of the shift fork (16), shift fork (16) is provided with powerful magnet steel (11) near an end of wiring board (12), forms the magnetic field that can regulate and control the brushless electric machine running between described magnet steel (11) and the Hall element (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202265517U CN201708047U (en) | 2010-06-09 | 2010-06-09 | Pedal speed regulation switch of industrial sewing machine motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202265517U CN201708047U (en) | 2010-06-09 | 2010-06-09 | Pedal speed regulation switch of industrial sewing machine motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201708047U true CN201708047U (en) | 2011-01-12 |
Family
ID=43445202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202265517U Expired - Fee Related CN201708047U (en) | 2010-06-09 | 2010-06-09 | Pedal speed regulation switch of industrial sewing machine motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201708047U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067015A (en) * | 2015-06-29 | 2015-11-18 | 浙江众邦机电科技有限公司 | Speed regulator |
| CN105926197A (en) * | 2016-06-14 | 2016-09-07 | 浙江众邦机电科技有限公司 | Low-cost high-performance industrial sewing machine speed regulator |
| CN105951321A (en) * | 2016-07-13 | 2016-09-21 | 天津市中马骏腾精密机械制造有限公司 | Overedger speed regulation device and overedger |
| CN108022764A (en) * | 2017-12-01 | 2018-05-11 | 武汉市海沁医疗科技有限公司 | A kind of foot-operated start stop apparatus for therapeutic equipment |
| CN108899233A (en) * | 2018-08-20 | 2018-11-27 | 无锡市灵鸿电子有限公司 | A kind of speed-regulating switch that speed is continuously adjustable |
| CN110093726A (en) * | 2018-01-30 | 2019-08-06 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
-
2010
- 2010-06-09 CN CN2010202265517U patent/CN201708047U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067015A (en) * | 2015-06-29 | 2015-11-18 | 浙江众邦机电科技有限公司 | Speed regulator |
| CN105926197A (en) * | 2016-06-14 | 2016-09-07 | 浙江众邦机电科技有限公司 | Low-cost high-performance industrial sewing machine speed regulator |
| CN105951321A (en) * | 2016-07-13 | 2016-09-21 | 天津市中马骏腾精密机械制造有限公司 | Overedger speed regulation device and overedger |
| CN105951321B (en) * | 2016-07-13 | 2018-11-27 | 天津市中马骏腾精密机械制造有限公司 | A kind of overedger speed regulation device and overedger |
| CN108022764A (en) * | 2017-12-01 | 2018-05-11 | 武汉市海沁医疗科技有限公司 | A kind of foot-operated start stop apparatus for therapeutic equipment |
| CN110093726A (en) * | 2018-01-30 | 2019-08-06 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
| CN108899233A (en) * | 2018-08-20 | 2018-11-27 | 无锡市灵鸿电子有限公司 | A kind of speed-regulating switch that speed is continuously adjustable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO INTELLIGENT POWER CO., LTD. Free format text: FORMER OWNER: SHEN YONGPING Effective date: 20120718 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120718 Address after: The integrity of Zhejiang city in Fenghua Province Road 315502 Xikou Town Industrial Park No. 22 Patentee after: NINGBO INTELLIGENT POWER CO., LTD. Address before: Zhejiang province Fenghua City Road 315502 integrity Xikou Town Industrial Zone No. 22 Ningbo nuobao billion electromechanical Co Ltd Patentee before: Shen Yongping |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20150609 |
|
| EXPY | Termination of patent right or utility model |