CN205188583U - Modified sewing machine - Google Patents
Modified sewing machine Download PDFInfo
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- CN205188583U CN205188583U CN201520708307.7U CN201520708307U CN205188583U CN 205188583 U CN205188583 U CN 205188583U CN 201520708307 U CN201520708307 U CN 201520708307U CN 205188583 U CN205188583 U CN 205188583U
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- balance staff
- cam
- axle
- thread take
- motor
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Abstract
The utility model discloses a modified sewing machine, including lead wire mechanism, picking thread mechanirm, hooking mechanism, work feed mechanism and control system, lead wire mechanism, picking thread mechanirm, the upper shaft of superior whorl is connected in hooking mechanism and the sharing of work feed mechanism, control system includes footboard pressure sensor, machine needle position puts the sensor, an inverter, and a control panel, microcontroller, intelligence power module and PMSM, microcontroller receives various signal / input parameters or instruction, the PWM signal is generated and exported, it drives permanent -magnet machine to supply intelligent power module to alternate into the motor drive signal, so that drive the upper shaft operation through drive mechanism. The utility model discloses promotion properties of product that can more comprehensive are improved in mechanical structure and electrical control part.
Description
The utility model is the divisional application that applicant is " 201520201445.6 " in the number of patent application of proposition on 04 03rd, 2015, name is called the Chinese utility model patent application of " Sewing machines ", and its full content is incorporated among the application.
Technical field
The utility model relates to sewing device, particularly relates to a kind of Sewing machines.
Background technology
Sewing machines primarily of lead wires mechanism, thread take-up mechanism, hook line mechanism, cloth feeding mechanism etc. four great institutions and another one independently around compositions such as bottom line mechanisms, well-regulated motion is done by four major parts such as eedle, shuttle, thread take-up tension lever, feed dogs, can make upper thread and bottom line as make a rope by twisting the strands together stranded go out lock ring, form the chain stitching of two-wire thus.There is certain defect in common Sewing machines, is that mechanical structure is comparatively complicated, layout is compact not on the one hand; Be convenient not for the control of motor on the other hand, dynamic property is not ideal enough.Because the deficiency that existing Sewing machines exists, be necessary to be improved this.
Utility model content
For the defect that prior art exists, the object of the utility model embodiment is the mechanical structure simplifying Sewing machines, optimizes electrical control performance.
For solving above technical problem, the utility model embodiment provides a kind of Sewing machines of improvement, comprise lead wires mechanism, thread take-up mechanism, hook line mechanism, cloth feeding mechanism and control system, lead wires mechanism, thread take-up mechanism, hook line mechanism and cloth feeding mechanism share the upper axle being connected wheel, wherein: lead wires mechanism comprise take turns, upper axle, thread take-up cam, small rod and shank, on be coupling and take turns to be driven by motor in upper, thread take-up cam is installed on axle, one end of small rod is connected on thread take-up cam prejudicially, and the shank of bottom installation eedle is connected to the other end of small rod, thread take-up mechanism comprise take turns, upper axle, thread take-up cam and thread take-up tension lever and support bar, be above coupling and take turns to be driven by motor in upper, the positioning end of support bar is articulated with thread take-up cam, and the sliding end of support bar can slide in the groove of thread take-up cam, and thread take-up tension lever is connected with the sliding end of support bar, hook line mechanism comprise take turns, upper axle, big connecting rod, balance staff, balance staff slide block, lower shaft crank, lower shaft and shuttle holder, be above coupling and take turns to be driven by motor in upper, one end of big connecting rod is connected to the connection bent axle of axle, and the other end of big connecting rod is connected to balance staff, balance staff is installed balance staff cam and balance staff sliding york, one end of lower shaft crank is connected to the lower shaft slide block in balance staff sliding york, and the other end of lower shaft crank is connected to main shaft, and shuttle holder is installed on main shaft, and shuttle is removably installed in shuttle holder, one end of feed lifting rock shaft is loaded on balance staff cam prejudicially, and an end of feed lifting rock shaft crank is connected to the other end of feed lifting rock shaft, lifts the other end that tooth roller is installed on feed lifting rock shaft crank, and an end of feed dog is connected to lifts tooth roller, and the other end of feed dog is loaded on retainer, cloth feeding mechanism comprise take turns, upper axle, tooth fork, cloth feeding crank, cloth pushing shaft, retainer, feed dog, feed lifting rock shaft, balance staff eccentric cam and balance staff, on be coupling and take turns to be driven by motor in upper, one end of tooth fork is connected to the cam of axle, the other end of tooth fork is connected with cloth pushing shaft crank, cloth pushing shaft crank connects cloth pushing shaft simultaneously, retainer is connected to cloth pushing shaft, and one end of feed dog is loaded on retainer, and the other end of feed dog is connected to lifts tooth roller, lift tooth roller and be installed on feed lifting rock shaft crank one end, the other end of feed lifting rock shaft crank is connected to feed lifting rock shaft, and this feed lifting rock shaft is installed on balance staff cam, and this balance staff cam is installed on balance staff, and this balance staff connects the connection bent axle of axle by big connecting rod, control system comprises pedal pressing force sensor, eedle position sensor, speed probe and control panel, microcontroller, SPM and permagnetic synchronous motor, pedal pressing force sensor, eedle position sensor, speed probe and control panel are connected to microcontroller respectively, microcontroller, SPM is connected successively with permagnetic synchronous motor, wherein: the collection of pedal pressing force sensor also exports the pressure signal of pedal, the collection of eedle position sensor also exports the distance signal of eedle and needle plate, speed probe detects and the real-time rotate speed signal of output motor, control panel input operating parameter and instruction, the pressure signal of the corresponding reception pedal of microcontroller, the distance signal of eedle and needle plate, the real-time rotate speed signal of motor and operating parameter and instruction, generate and output pwm signal, motor drive signal is transformed into drive permagnetic synchronous motor for SPM, permagnetic synchronous motor drives upper axle running by transmission mechanism.
Microcontroller type selecting is dsPIC33FJ16MC304, and SPM type selecting is IRMSIOUP60B.
Compared with prior art, the utility model Sewing machines is in mechanical structure, and lead wires mechanism, thread take-up mechanism, hook line mechanism, cloth feeding mechanism parts are less, drive with same motor simultaneously, optimize product structure, space layout is more compact, and be conducive to saving cost, reduce energy consumption; The pressure of presser feet can regulate, and platen can extend and be provided with block cloth bar, convenient during operation; Frame and platen adopt slot type to be connected, dismounting, storage, convenient transportation.Especially, in electrical control, gather multiple sensors signal, can more effectively control motor, SPM wherein has the advantage that dynamic property is good, control convenience, high power density, wherein SPM has high pressure resistant, the advantage such as high input impedance, high switching frequency, low driving power, and its inside chip is integrated with logic, control, detection and protection circuit; Peripheral drive circuit is functional, thus substantially increases the reliability of system.
Accompanying drawing explanation
Fig. 1 is the principle sketch of the utility model Sewing machines principal organ;
Fig. 2 is the half sectional view of the utility model head of sewing machine;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is the top view of Fig. 2;
Fig. 5 is the A direction view of Fig. 2;
Fig. 6 is the structure diagram of the utility model sewing-machine foot mechanism;
Fig. 7 is the structure diagram of the utility model sewing machine table;
Fig. 8 is the structure diagram of the utility model sewing machine frame;
Fig. 9 is the block diagram of the utility model sewing-machine control systems;
Figure 10 is the circuit diagram of the utility model SPM.
Detailed description of the invention
In order to understand know-why and the course of work of the utility model embodiment better, come to be described in detail the utility model further below in conjunction with drawings and the specific embodiments.
Simultaneously see Fig. 1-Fig. 8, the structure of the utility model Sewing machines machinery point principal organ and parts is shown, is below specifically described.
As Figure 1-Figure 5, the utility model Sewing machines comprises lead wires mechanism I, thread take-up mechanism II, hook line mechanism III and cloth feeding mechanism IV, each mechanism common sparing part, wherein shares upper wheel 1, upper axle 2 transmits power from motor.
Lead wires mechanism I comprise take turns 1, the parts such as upper axle 2, thread take-up cam 3, small rod 5 and shank 6: upper axle 2 is connected to takes turns 1 so that motor drives, thread take-up cam 3 is installed on axle 2, one end of small rod 5 is connected on thread take-up cam 3 prejudicially, and the shank 6 of bottom installation eedle 27 is connected to the other end of small rod 5.When main shaft 2 rotates, shank 6 can move up and down, and drives eedle 27 to go between thus.
Hook line mechanism III comprise take turns 1, upper axle 2, big connecting rod 19, balance staff 18, balance staff slide block 20, lower shaft crank 21, lower shaft 22 and shuttle holder 23: an end of big connecting rod 19 is connected to the connection bent axle 34 of axle 2, the other end of big connecting rod 19 is connected to balance staff 18, balance staff 18 is installed balance staff cam 17 and balance staff sliding york; One end of lower shaft crank 21 is connected to the lower shaft slide block 20 in balance staff sliding york, and the other end of lower shaft crank 21 is connected to main shaft 22, and shuttle holder 23 is installed on main shaft 22, and shuttle 24 is removably installed in shuttle holder 23; One end of feed lifting rock shaft 16 is loaded on balance staff cam 17 prejudicially, one end of feed lifting rock shaft crank 15 is connected to the other end of feed lifting rock shaft 16, lift the other end that tooth roller 25 is installed on feed lifting rock shaft crank 15, an end of feed dog 14 is connected to lifts tooth roller 25, and the other end of feed dog 14 is loaded on retainer 13.In this hook line mechanism III, lower shaft 22 and feed lifting rock shaft 16 coordinate by work tempo to realize hook line.
Cloth feeding mechanism IV comprise take turns 1, upper axle 2, tooth fork 8, tooth fork slide block 9, needle gage screw 10, cloth feeding crank 11, cloth pushing shaft 12, retainer 13, feed dog 14, feed lifting rock shaft 16, balance staff eccentric cam 17 and balance staff 18: an end of tooth fork 8 is connected to the cam of axle 2, the other end of tooth fork 8 is connected with cloth pushing shaft crank 11, cloth pushing shaft crank 11 connects cloth pushing shaft 12 simultaneously, cloth pushing shaft 12 connects retainer 13, one end of feed dog 14 is loaded on retainer 13, and the other end of feed dog 14 is connected to lifts tooth roller 25; Lift tooth roller 25 and be installed on feed lifting rock shaft crank 15 one end, the other end of feed lifting rock shaft crank 15 is connected to feed lifting rock shaft 16, and feed lifting rock shaft 16 is installed on balance staff cam 17, and balance staff cam 17 is installed on balance staff 18, and this 18 balance staff connects the connection bent axle 34 of axle 2 by big connecting rod 19.By the cooperation of cloth pushing shaft 12 and feed lifting rock shaft 16, according to predetermined tempo work feed.As shown in Figure 1, tooth fork 8 is also provided with tooth fork slide block 9, this tooth fork slide block 9 installs needle gage screw 10, when conveniently needing, walks pin spacing by needle gage screw 10.
Above-mentioned lead wires mechanism I, thread take-up mechanism II, hook line mechanism III and cloth feeding mechanism IV parts are less, optimize product structure, and space layout is more compact; These mechanisms are driven by same motor, are conducive to saving cost, reduce energy consumption.Electricity rotate time by belt drives take turns 1 rotate, on take turns 1 rotation after main shaft 2 rotate, can correspondingly drive these mechanisms to make workpiece by default work tempo.
As shown in Figure 6, the utility model arranges cloth presser, comprises stock 31, presser feet 28, spring 30 and spanner 29: stock 31 is supported by two needle bar frames of shank 6; Spring 30 is placed on stock 31, and between two needle bar frames; Presser feet 28 is loaded on the bottom of stock 31 rotationally, can to cloth flanging.As shown in Figure 6, stock 31 fixedly mounts spanner 29, when the spanner screens on head 33 pulled downwards by spanner 29, stock 31 downwards and be fixed, drives presser feet 28 to push down workpiece thus; Time upwards, presser feet 28 unclamps workpiece.Especially, the top of the stock 31 of the present embodiment arranges adjustment screw, to regulate the height of presser feet 28 according to fabric thickness, is convenient to operation like this.
As shown in Figure 7, head 33 is installed on platen 35 by support 32, and this platen 35 has extension plate 38, and this extension plate 38 carries out folding and unfolding by supporting hinges 39, can regulate working area easily thus.In addition, platen 35 is also offered some block cloth cylindrical voids 37, according to the size of the workpiece pin at block cloth cylindrical void 37 mounting block cloth 36, can align during operation workpiece easily, convenient during operation, and be conducive to improving linear slit regularity.
As shown in Figure 8, platen 35 is supported in frame, this frame has housiung separator 41 and keeps a foothold 42 with frame, the bottom surface of platen 35 has the platen groove 40 of inverted trapezoidal cross section or other cross sectional shape, the housiung separator 41 that shape matches therewith is supported in platen groove 40, can dismantle easily, storage, transport get up more convenient.
The utility model, outside mechanical part, also divides electrical control and improves, be described as follows:
See Fig. 9, the basic structure of the utility model sewing-machine control systems is shown.This sewing-machine control systems comprises microcontroller (product type is as dsPIC33FJ16MC304) 43, SPM (product type is as IRMSIOUP60B) 44, motor (are generally PMSM, permagnetic synchronous motor) 45 and some sensor/input equipments and peripheral circuit, further describe as follows.
As shown in Figure 9, microcontroller 43 is connected with SPM 44, pedal pressing force sensor 48, eedle position sensor 49, speed probe 53, control panel 49 and display circuit 46 simultaneously, and SPM 44 is connected with motor 45: pedal pressing force sensor 48 gathers and exports the pressure signal of pedal; Eedle position sensor 49 gathers and exports the distance signal of eedle and needle plate; Speed probe 53 detects and the real-time rotate speed signal of output motor 45; Control panel 50 inputs operating parameter and instruction; Microcontroller 43 receives the output signal of each sensor or the input parameter of control panel or instruction, generate and export PWM (pulse width modulation) signal, the signal that microcontroller 43 reception inputs, parameter, instruction and output signal all can show at display circuit 46; SPM 44 is by pwm signal, operated by axle 2 in transmission mechanism (as belt etc.) drive after this motor 45 starts, make above-mentioned lead wires mechanism I, thread take-up mechanism II, hook line mechanism III and cloth feeding mechanism IV by default beat running job thus.
As in Fig. 9, microcontroller 43 and SPM 44 are also connected to on-off circuit 47, failure detector circuit 51 and current detection circuit 52 respectively: failure detector circuit 51 detects the electric current of SPM 44 in real time, and by parameter transmission to microcontroller 43; When failure detector circuit 51 detects that SPM 44 breaks down, exportable fault cues signal is to microcontroller 43, so that microcontroller 43 processes further; On-off circuit 47 controls the On/Off of microcontroller 43 and SPM 44, to power as required.
This embodiment, by gathering multiple sensors signal, can more effectively control motor, has the advantage that dynamic property is good, control convenience, high power density, effectively improves properties of product thus, have good market prospects.
In addition, the utility model improves the SPM in Fig. 9, below further physical circuit be described.
See Figure 10, it is the circuit diagram of the utility model SPM.As shown in Figure 10, the nucleus module in circuit is smart power chip (IPM, the PM75DSA120 as Mitsubishi) P1, and on this basis, the utility model devises the IPM drive circuit of high reliability.
As shown in Figure 10, this circuit comprises high speed optoelectronic isolator (as HCPL4504) U1 and optocoupler (PC817), and particular circuit configurations is as follows:
2 pin of high speed optoelectronic isolator U1 connect the PWM output of microcontroller by resistance R2 (330 Ω), the 3 pin ground connection of high speed optoelectronic isolator U1, 5 pin of high speed optoelectronic isolator U1 connect 4 pin (GND) of smart power chip P1, 6 pin of high speed optoelectronic isolator U1 connect 3 pin of smart power chip P1, 5 pin of high speed optoelectronic isolator U1 connect 2 pin of smart power chip P1, resistance R1 (6.8K Ω) is connected between 6 pin of high speed optoelectronic isolator U1 and 2 pin of smart power chip P1, 2 pin of smart power chip P1 and the indirect electric capacity C1 (0.1 μ F) of 4 pin, 1 pin of smart power chip P1 meets+15V.
1 pin of optocoupler U2 meets+15V, 2 pin of optocoupler U2 connect 5 pin of smart power chip P1, the 3 pin ground connection of optocoupler U2,4 pin that 4 pin of optocoupler U2 meet driving power (can adopt the 0515S power module of Jin Shengyang company) anode VCC, optocoupler U2 by resistance R3 (10K Ω) also draw failure output terminal.
The operation principle of this circuit is: from the pwm signal of microcontroller through resistance R2 current limliting, again after high-speed light isolator U1 isolates, smart power chip P1 internal drive circuits gauge tap pipe works, and fault output signal sends fault-signal after optocoupler U2 isolates.The filter capacitor of the indirect 47 μ F on driving power+15V and ground, with elimination common-mode noise, improves the antijamming capability of power supply.The filter capacitor of drive circuit output adopts the ROHS of 0.1 μ F.Current-limiting resistance R1 can suitably reduce, to improve the steepness before control signal waveform (but can not be too little, otherwise easily produce interference).
This SPM is integrated with the advantage of GIR and MOSFET, and have high pressure resistant, the advantage such as high input impedance, high switching frequency, low driving power, this SPM inside chip is integrated with logic, control, detection and protection circuit; Peripheral drive circuit is functional, thus substantially increases the reliability of system.
Although the utility model with preferred embodiment openly as above; but it is not for limiting the utility model; any those skilled in the art are not departing from these practical spirit and scope; can make possible variation and amendment, the scope that therefore this practical protection domain should define with the utility model claim is as the criterion.
Claims (2)
1. the Sewing machines improved, it is characterized in that, comprise lead wires mechanism, thread take-up mechanism, hook line mechanism, cloth feeding mechanism and control system, lead wires mechanism, thread take-up mechanism, hook line mechanism and cloth feeding mechanism share the upper axle being connected wheel, wherein: lead wires mechanism comprise take turns, upper axle, thread take-up cam, small rod and shank, on be coupling and take turns to be driven by motor in upper, thread take-up cam is installed on axle, one end of small rod is connected on thread take-up cam prejudicially, and the shank of bottom installation eedle is connected to the other end of small rod, thread take-up mechanism comprise take turns, upper axle, thread take-up cam and thread take-up tension lever and support bar, be above coupling and take turns to be driven by motor in upper, the positioning end of support bar is articulated with thread take-up cam, and the sliding end of support bar can slide in the groove of thread take-up cam, and thread take-up tension lever is connected with the sliding end of support bar, hook line mechanism comprise take turns, upper axle, big connecting rod, balance staff, balance staff slide block, lower shaft crank, lower shaft and shuttle holder, be above coupling and take turns to be driven by motor in upper, one end of big connecting rod is connected to the connection bent axle of axle, and the other end of big connecting rod is connected to balance staff, balance staff is installed balance staff cam and balance staff sliding york, one end of lower shaft crank is connected to the lower shaft slide block in balance staff sliding york, and the other end of lower shaft crank is connected to main shaft, and shuttle holder is installed on main shaft, and shuttle is removably installed in shuttle holder, one end of feed lifting rock shaft is loaded on balance staff cam prejudicially, and an end of feed lifting rock shaft crank is connected to the other end of feed lifting rock shaft, lifts the other end that tooth roller is installed on feed lifting rock shaft crank, and an end of feed dog is connected to lifts tooth roller, and the other end of feed dog is loaded on retainer, cloth feeding mechanism comprise take turns, upper axle, tooth fork, cloth feeding crank, cloth pushing shaft, retainer, feed dog, feed lifting rock shaft, balance staff eccentric cam and balance staff, on be coupling and take turns to be driven by motor in upper, one end of tooth fork is connected to the cam of axle, the other end of tooth fork is connected with cloth pushing shaft crank, cloth pushing shaft crank connects cloth pushing shaft simultaneously, retainer is connected to cloth pushing shaft, and one end of feed dog is loaded on retainer, and the other end of feed dog is connected to lifts tooth roller, lift tooth roller and be installed on feed lifting rock shaft crank one end, the other end of feed lifting rock shaft crank is connected to feed lifting rock shaft, and this feed lifting rock shaft is installed on balance staff cam, and this balance staff cam is installed on balance staff, and this balance staff connects the connection bent axle of axle by big connecting rod, control system comprises pedal pressing force sensor, eedle position sensor, speed probe and control panel, microcontroller, SPM and permagnetic synchronous motor, pedal pressing force sensor, eedle position sensor, speed probe and control panel are connected to microcontroller respectively, microcontroller, SPM is connected successively with permagnetic synchronous motor, wherein: the collection of pedal pressing force sensor also exports the pressure signal of pedal, the collection of eedle position sensor also exports the distance signal of eedle and needle plate, speed probe detects and the real-time rotate speed signal of output motor, control panel input operating parameter and instruction, the pressure signal of the corresponding reception pedal of microcontroller, the distance signal of eedle and needle plate, the real-time rotate speed signal of motor and operating parameter and instruction, generate and output pwm signal, motor drive signal is transformed into drive permagnetic synchronous motor for SPM, permagnetic synchronous motor drives upper axle running by transmission mechanism.
2. the Sewing machines improved as claimed in claim 1, it is characterized in that, microcontroller type selecting is dsPIC33FJ16MC304, and SPM type selecting is IRMSIOUP60B.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520201445.6U CN204570190U (en) | 2015-04-03 | 2015-04-03 | Sewing machines |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520201445.6U Division CN204570190U (en) | 2015-04-03 | 2015-04-03 | Sewing machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205188583U true CN205188583U (en) | 2016-04-27 |
Family
ID=53862855
Family Applications (10)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520708307.7U Expired - Fee Related CN205188583U (en) | 2015-04-03 | 2015-04-03 | Modified sewing machine |
| CN201520706580.6U Expired - Fee Related CN205188594U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to hook line |
| CN201520201445.6U Expired - Fee Related CN204570190U (en) | 2015-04-03 | 2015-04-03 | Sewing machines |
| CN201520705391.7U Expired - Fee Related CN205188578U (en) | 2015-04-03 | 2015-04-03 | Adopt sewing machine of novel intelligent object |
| CN201520708303.9U Expired - Fee Related CN205188582U (en) | 2015-04-03 | 2015-04-03 | Can prolong sewing machine of platen |
| CN201520705035.5U Expired - Fee Related CN205188577U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to presser foot |
| CN201520705519.XU Expired - Fee Related CN205188593U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to equipment platen and frame |
| CN201520705410.6U Expired - Fee Related CN205188580U (en) | 2015-04-03 | 2015-04-03 | Improve control performance's sewing machine |
| CN201520705406.XU Expired - Fee Related CN205188579U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to lead wire |
| CN201520706577.4U Expired - Fee Related CN205188581U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to work feed |
Family Applications After (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520706580.6U Expired - Fee Related CN205188594U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to hook line |
| CN201520201445.6U Expired - Fee Related CN204570190U (en) | 2015-04-03 | 2015-04-03 | Sewing machines |
| CN201520705391.7U Expired - Fee Related CN205188578U (en) | 2015-04-03 | 2015-04-03 | Adopt sewing machine of novel intelligent object |
| CN201520708303.9U Expired - Fee Related CN205188582U (en) | 2015-04-03 | 2015-04-03 | Can prolong sewing machine of platen |
| CN201520705035.5U Expired - Fee Related CN205188577U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to presser foot |
| CN201520705519.XU Expired - Fee Related CN205188593U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to equipment platen and frame |
| CN201520705410.6U Expired - Fee Related CN205188580U (en) | 2015-04-03 | 2015-04-03 | Improve control performance's sewing machine |
| CN201520705406.XU Expired - Fee Related CN205188579U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to lead wire |
| CN201520706577.4U Expired - Fee Related CN205188581U (en) | 2015-04-03 | 2015-04-03 | Sewing machine convenient to work feed |
Country Status (1)
| Country | Link |
|---|---|
| CN (10) | CN205188583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296834A (en) * | 2019-07-30 | 2019-10-01 | 燕山大学 | The fatigue performance testing device of sewing machine cloth feeding system unit |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695138A (en) * | 2015-04-03 | 2015-06-10 | 周磊 | Sewing machine |
| CN104695140A (en) * | 2015-04-03 | 2015-06-10 | 周磊 | Sewing device |
| CN108388190A (en) * | 2018-05-07 | 2018-08-10 | 中山永裕智能科技有限公司 | A kind of sewing-machine control systems and sewing machine |
| CN114197118B (en) * | 2021-11-19 | 2023-02-28 | 黄山世龙寝具股份有限公司 | Production facility of integral type bedding cloth can shirk |
-
2015
- 2015-04-03 CN CN201520708307.7U patent/CN205188583U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520706580.6U patent/CN205188594U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520201445.6U patent/CN204570190U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520705391.7U patent/CN205188578U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520708303.9U patent/CN205188582U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520705035.5U patent/CN205188577U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520705519.XU patent/CN205188593U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520705410.6U patent/CN205188580U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520705406.XU patent/CN205188579U/en not_active Expired - Fee Related
- 2015-04-03 CN CN201520706577.4U patent/CN205188581U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296834A (en) * | 2019-07-30 | 2019-10-01 | 燕山大学 | The fatigue performance testing device of sewing machine cloth feeding system unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205188582U (en) | 2016-04-27 |
| CN204570190U (en) | 2015-08-19 |
| CN205188579U (en) | 2016-04-27 |
| CN205188594U (en) | 2016-04-27 |
| CN205188577U (en) | 2016-04-27 |
| CN205188581U (en) | 2016-04-27 |
| CN205188578U (en) | 2016-04-27 |
| CN205188593U (en) | 2016-04-27 |
| CN205188580U (en) | 2016-04-27 |
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