CN101748569B - Novel integrated structure of servo driving system of industrial sewing machine - Google Patents
Novel integrated structure of servo driving system of industrial sewing machine Download PDFInfo
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- CN101748569B CN101748569B CN 200910155873 CN200910155873A CN101748569B CN 101748569 B CN101748569 B CN 101748569B CN 200910155873 CN200910155873 CN 200910155873 CN 200910155873 A CN200910155873 A CN 200910155873A CN 101748569 B CN101748569 B CN 101748569B
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Abstract
The invention provides a novel integrated structure of a servo driving system of an industrial sewing machine, which belongs to the technical field of the industrial sewing machines and aims to solve the problems of the increased volume, relatively poorer stability and relatively higher cost of the structure of the conventional servo driving system of the industrial sewing machine. The novel integrated structure of the servo driving system of the industrial sewing machine comprises an integrated case and a motor fixed on the case. A driving control circuit board which is connected with the motor and can control the rotating speed of the motor is arranged in the case; a crank is arranged outside the case; and a speed adjustment mechanism is arranged between the driving control circuit board and the crank, wherein the speed adjustment mechanism detects the rotational angle of the crank and transmits a generated signal to the driving control circuit board. In the integrated structure, a controller and a pedal are integrated, structural member connection between the pedal and the controller is simplified, the volume of the system is reduced and the stability of the servo driving system is improved; and the integrated structure is convenient to machine, assemble and use, and has relatively lower manufacturing cost.
Description
Technical field
The invention belongs to the industrial sewing machine technical field, relate to a kind of novel integrated structure of servo driving system of industrial sewing machine.
Background technology
Existing servo driving system of industrial sewing machine generally comprises controller 30, motor 14 and pedal 40 three parts, controller 30 and pedal 40 are fixed on the platen of industrial sewing machine by screw, motor 14 is fixed on the platen of industrial sewing machine by cup square neck bolt, as shown in Figure 1, this three part all is independently, by structural member and bolt or screw they is fixed together each other.See from version and mainly to have following defective:
1, existing transition to connect between each parts increases the whole system volume.
2, existing transition to connect between each parts makes stability of structure relatively poor relatively.
3, exist transition johning knot member that the structural member cost of system is increased between each parts.
Summary of the invention
The present invention is directed to the problem of above-mentioned existence, a kind of novel integrated structure of servo driving system of industrial sewing machine is provided, this integral structure is integrated with controller and pedal, simplify structural member connection between pedal and the controller, reduce system bulk, improve the stability of servo drive system, and processing, easy to install and to make cost lower.
The present invention realizes by following technical proposal: a kind of novel integrated structure of servo driving system of industrial sewing machine, it is characterized in that, it comprises integrated casing and the motor that is fixed on the casing, in casing, be provided with the driving control circuit board that is connected with motor and can controls motor speed, outside casing, be provided with crank, driving the speed adjusting gear that is provided with detection crank rotational angle between control circuit board and the crank and the signal that produces is flowed to the driving control circuit board.
This integral structure will drive control circuit board and be arranged in the integrated casing, crank is positioned at outside the casing, directly give by governor motion and drive control circuit board conveying speed-regulating signal, the driving control circuit board obtains speed-regulating signal motor is controlled, and adjusts rotating speed of motor.Therefore, the structural member that has saved between original original controller and the pedal connects, and structure obtains simplifying; And integrated casing has reduced system bulk.
In the novel integrated structure of above-mentioned servo driving system of industrial sewing machine, described speed adjusting gear comprises cylindricality bearing pin, pedal speed governing part and pedal wiring board, described cylindricality bearing pin is coupling on box body wall, overhanging and the above-mentioned crank of one end is connected, stretch in the other end with pedal speed governing part and be connected, at the fixing magnet steel of pedal speed governing part, be provided with the Hall that inductive magnetic steel moves at the pedal wiring board.Wobble crank, thereby crank drives cylindrical pin and rotates the rotation of drive pedal speed governing part, when magnet steel Hall when mobile can go out different voltage according to the strong and weak variation sensing of external magnetic field, sort signal after handling, the pedal wiring board is sent to the driving control circuit board.
In the novel integrated structure of above-mentioned servo driving system of industrial sewing machine, described casing is provided with upper limit post and lower limit post, above-mentioned crank is between upper limit post and lower limit post, make crank be resisted against extension spring on the upper limit post being provided with between crank and the casing, this extension spring one end is connected on the casing, and the other end is connected on the crank.This structure is to limit by upper limit post and the lower limit post slewing area to crank, limits the speed adjustable range of motor with this.Under the pulling of tension spring, crank is resisted against on the upper limit post, and rotating crank can regulate rotating speed of motor, unclamp crank after, crank resets under the effect of extension spring.
In the novel integrated structure of above-mentioned servo driving system of industrial sewing machine, described upper limit post and lower limit post are connected on the casing in the mode of screw thread.Upper limit post and lower limit post can be regulated by screw thread, make the rotating speed of motor scope adjusted by regulating upper limit post and lower limit post.
In the novel integrated structure of above-mentioned servo driving system of industrial sewing machine, described casing comprises that the case shell with step-like cavity and the cover plate that is connected on the case shell, described case shell adopt aluminum to make, and cover plate adopts plastics to make.Cover plate adopts plastics to make and can reduce the cost, and the case shell adopts aluminium to make and the heat in the housing can be distributed fast, plays the effect of radiator.
In the novel integrated structure of above-mentioned servo driving system of industrial sewing machine, described case shell lateral surface is provided with several U-shaped pieces.Can the case shell be connected to fast on the platen of industrial sewing machine convenient the installation by cup square neck bolt by the U-shaped piece.
In the novel integrated structure of above-mentioned servo driving system of industrial sewing machine, described case shell is provided with hexagonal counterbore, has hexagonal installing hole at motor, and hex bolts passes counterbore and is connected with hex nut with installing hole.By hex bolts case shell and motor are coupled together, connect quick and convenient.
Compared with prior art, the novel integrated structure of this servo driving system of industrial sewing machine has the following advantages:
1, this integral structure synthesizes one with traditional controller and pedal from structure, realizes that a structure comprises the function of controller and two parts of pedal, reduces the whole system volume, has improved the stability of systematic function.
2, the speed adjusting gear in this integral structure is positioned at integrated casing, and crank only connects by the cylindricality bearing pin, designs simplification; Be provided with the U-shaped piece at casing, as long as just can connect fast by cup square neck bolt, install and use more simple and convenient.
3, this integral structure synthesizes one with traditional controller and pedal from structure, processing, easy to install and to make cost lower.
Description of drawings
Fig. 1 is the perspective view of existing servo driving system of industrial sewing machine structure.
Fig. 2 is perspective view of the present invention.
Fig. 3 is exploded perspective structural representation of the present invention.
Fig. 4 is the structural representation of upper limit post and lower limit post among the present invention.
Among the figure, 1, plastic stent; 2, casing; 3, U-shaped piece; 4, screw assemblies; 5, upper limit post; 6, lower limit post; 8, cover plate; 9, drive control circuit board; 10, case shell; 11, plain washer; 12, spring washer; 13, hex nut; 14, motor; 15, annular knurl plain cushion; 16, hex bolts; 17, split washer; 18, plastic sheath; 19, cylindricality bearing pin; 20, crank; 21, extension spring; 22, magnet steel; 23, pedal speed governing part; 24, Hall; 26, pedal wiring board; 30, controller; 40, pedal.
The specific embodiment
Below be specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As shown in Figures 2 and 3, the novel integrated structure of this servo driving system of industrial sewing machine, comprise integrated casing 2, motor 14, drive control circuit board 9 and speed adjusting gear, realizes controller and pedal is integrated, simplify structural member connection between pedal and the controller.
The cavity that has stepped ramp type in casing 2, the big part in step deep space chamber are used for placing to be realized pedal speed-regulating function part and drives electronic devices and components big on the control circuit board 9 such as transformer, big electric capacity etc.The part that the shallow cavity of step is little is used for placing the less electronic devices and components of size, also utilizes the inwall of case shell 10 as the heat transmission of power driver module simultaneously.
Below case shell 10, has motor 14, case shell 10 is provided with hexagonal counterbore, has hexagonal installing hole at motor 14, hex bolts 16 passes to be put into an annular knurl plain cushion 15 behind the counterbore and is used for increasing the anti-sliding stop of friction, pass the installing hole of motor 14 again, put plain washer 11, spring washer 12 usefulness hex nuts 13 again and carry out fasteningly, namely finished with being connected with hex nut 13 of motor 14 and be connected, make motor 14 be fixed on the below of case shell 10 by this structure.Have three U-shaped pieces 3 that are connected as a single entity with case shell 10 on case shell 10 lateral surfaces, two sides that are positioned at case shell 10 wherein, another is positioned at the opposite side of case shell 10.
Be provided with crank 20 outside casing 2, crank 20 is connected with pedal, is driving the speed adjusting gear that is provided with detection crank 20 rotational angles between control circuit board 9 and the crank 20 and the signal that produces is flowed to driving control circuit board 9.Speed adjusting gear comprises cylindricality bearing pin 19, pedal speed governing part 23 and pedal wiring board 26, pedal wiring board 26 is fixed in the casing 2 by plastic stent 1, cylindricality bearing pin 19 is arranged on casing 2 walls, be with plastic sheath 18 at cylindricality bearing pin 19, this plastic sheath 18 is fixed on the casing 2 by split washer 17, and cylindricality bearing pin 19 can rotate at plastic sheath 18.These cylindricality bearing pin 19 1 ends are overhanging to be connected in friction tight mode with crank 20, stretches in the other end with pedal speed governing part 23 to be connected in friction tight mode, at the fixing magnet steel 22 of pedal speed governing part 23, is provided with Hall 24 at pedal wiring board 26.
As shown in Figure 4, casing 2 is provided with upper limit post 5 and lower limit post 6, and upper limit post 5 and lower limit post 6 are connected on the casing 2 in the mode of screw thread.Crank 20 is provided with between crank 20 and casing 2 and makes crank 20 be resisted against extension spring 21 on the upper limit post 5 between upper limit post 5 and lower limit post 6, and these extension spring 21 1 ends are connected on the casing 2, and the other end is connected on the crank 20.When crank 20 was resisted against upper limit post 5, the rotating speed of motor 14 was zero, and when crank 20 is that system accelerates operation when drop-down, more down speed is more fast, and system reaches high speed when crank 20 contacts with lower limit post 6.
Can case shell 10 be connected to fast on the platen of industrial sewing machine by cup square neck bolt by U-shaped piece 3, the magnet steel 22 that drives on the pedal speed governing part 23 by cylindricality bearing pin 19 when pulling crank 20 and then rotates simultaneously.And Hall 24 is housed on the pedal wiring board 26, when magnet steel 22 Hall 24 when mobile can go out different voltage according to the strong and weak variation sensing of external magnetic field, export to then and drive control circuit board 9, drive control circuit board 9 corresponding signal instruction is issued motor 14, motor 14 is according to the different rotating speed of signal output of pedal wiring board 26 outputs, thus the stepless speed regulation of realization motor 14.
Claims (7)
1. the novel integrated structure of a servo driving system of industrial sewing machine, it is characterized in that, it comprises integrated casing (2) and is fixed on motor (14) on the casing (2), in casing (2), be provided with the driving control circuit board (9) that is connected with motor (14) and can controls motor (14) rotating speed, outside casing (2), be provided with crank (20), driving the speed adjusting gear that is provided with detection crank (20) rotational angle between control circuit board (9) and the crank (20) and the signal that produces is flowed to driving control circuit board (9); Described speed adjusting gear comprises cylindricality bearing pin (19), pedal speed governing part (23) and pedal wiring board (26), described cylindricality bearing pin (19) is coupling on casing (2) wall, overhanging and the above-mentioned crank (20) of one end is connected, stretch in the other end with pedal speed governing part (23) and be connected, at the fixing magnet steel (22) of pedal speed governing part (23), be provided with the mobile Hall (24) of inductive magnetic steel (22) at pedal wiring board (26).
2. the novel integrated structure of servo driving system of industrial sewing machine according to claim 1, it is characterized in that, described casing (2) is provided with upper limit post (5) and lower limit post (6), above-mentioned crank (20) is positioned between upper limit post (5) and the lower limit post (6), between crank (20) and casing (2), be provided with and make crank (20) be resisted against extension spring (21) on the upper limit post (5), these extension spring (21) one ends are connected on the casing (2), and the other end is connected on the crank (20).
3. the novel integrated structure of servo driving system of industrial sewing machine according to claim 2 is characterized in that, described upper limit post (5) and lower limit post (6) are connected on the casing (2) in the mode of screw thread.
4. according to the novel integrated structure of any described servo driving system of industrial sewing machine of claim 1 to 3, it is characterized in that, described casing (2) comprises the case shell (10) with step-like cavity and is connected cover plate (8) on the case shell (10), described case shell (10) adopts aluminum to make, and cover plate (8) adopts plastics to make.
5. the novel integrated structure of servo driving system of industrial sewing machine according to claim 4 is characterized in that, described case shell (10) lateral surface is provided with several U-shaped pieces (3).
6. the novel integrated structure of servo driving system of industrial sewing machine according to claim 4, it is characterized in that, described case shell (10) is provided with hexagonal counterbore, have hexagonal installing hole at motor (14), hex bolts (16) passes counterbore and is connected with hex nut (13) with installing hole.
7. the novel integrated structure of servo driving system of industrial sewing machine according to claim 5, it is characterized in that, described case shell (10) is provided with hexagonal counterbore, have hexagonal installing hole at motor (14), hex bolts (16) passes counterbore and is connected with hex nut (13) with installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910155873 CN101748569B (en) | 2009-12-30 | 2009-12-30 | Novel integrated structure of servo driving system of industrial sewing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910155873 CN101748569B (en) | 2009-12-30 | 2009-12-30 | Novel integrated structure of servo driving system of industrial sewing machine |
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| Publication Number | Publication Date |
|---|---|
| CN101748569A CN101748569A (en) | 2010-06-23 |
| CN101748569B true CN101748569B (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200910155873 Expired - Fee Related CN101748569B (en) | 2009-12-30 | 2009-12-30 | Novel integrated structure of servo driving system of industrial sewing machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102864589B (en) * | 2012-10-10 | 2015-04-22 | 浙江中科德润科技有限公司 | Integral type controller of industrial sewing machine |
| CN102953244B (en) * | 2012-11-06 | 2015-06-17 | 贺欣机械厂股份有限公司 | Method and device for controlling synchronous operating of sewing equipment stitching and feeding motors |
| CN105586727A (en) * | 2016-01-28 | 2016-05-18 | 中山市天虹电机制造有限公司 | Energy-saving lower-hanging motor control system of integrated sewing machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201077895Y (en) * | 2007-09-11 | 2008-06-25 | 任奕彪 | Integral numerical control industrial sewing electric machine |
| CN101363175A (en) * | 2008-09-26 | 2009-02-11 | 卧龙电气集团股份有限公司 | Integrated servo driving system for industrial sewing machine |
-
2009
- 2009-12-30 CN CN 200910155873 patent/CN101748569B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201077895Y (en) * | 2007-09-11 | 2008-06-25 | 任奕彪 | Integral numerical control industrial sewing electric machine |
| CN101363175A (en) * | 2008-09-26 | 2009-02-11 | 卧龙电气集团股份有限公司 | Integrated servo driving system for industrial sewing machine |
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| CN101748569A (en) | 2010-06-23 |
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