CN207295127U - The foot pressure self-checking device of sewing machine - Google Patents
The foot pressure self-checking device of sewing machine Download PDFInfo
- Publication number
- CN207295127U CN207295127U CN201721353119.2U CN201721353119U CN207295127U CN 207295127 U CN207295127 U CN 207295127U CN 201721353119 U CN201721353119 U CN 201721353119U CN 207295127 U CN207295127 U CN 207295127U
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- motor
- sewing machine
- displacement sensor
- presser feet
- foot pressure
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Abstract
The utility model discloses a kind of foot pressure self-checking device of sewing machine, including displacement sensor, signal processing module, motor control module, motor driver, motor, displacement sensor is arranged at the side of presser feet, and displacement sensor is used for the displacement for detecting presser feet；Displacement sensor is fixedly installed on sewing machine case；Displacement sensor connects signal processing module by wired or wireless way, and signal processing module connects motor control module by wired or wireless way, and motor control module connects motor driver, motor driver connection motor by wired or wireless way.The utility model can automatically adjust foot pressure, so as to greatly improve sewing efficiency, and ensure stitching beauty.
Description
Technical field
It the utility model is related to a kind of annex of sewing machine, and in particular to a kind of foot pressure automatic adjustment dress of sewing machine
Put.
Background technology
The presser feet of existing sewing machine lifts and puts down mechanism using artificial, electromagnet or cylinder driving, and shortcoming is that work is strong
Degree is big, and noise is big, and stroke cannot control.
In addition, this presser feet is lifted and put down in mechanism, the pressure of presser feet is generally adjusted manually by nut, can not be passed through
Program setting.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of foot pressure self-checking device of sewing machine, it
It can realize the automatic adjustment to foot pressure.
In order to solve the above technical problems, the technology solution party of the foot pressure self-checking device of the utility model sewing machine
Case is：
Including displacement sensor 18, signal processing module, motor control module, motor driver, motor 1, displacement sensing
Device 18 is arranged at the side of presser feet 17, and displacement sensor 18 is used for the displacement for detecting presser feet 17；Displacement sensor 18 is fixed and set
It is placed in sewing machine case 20；Displacement sensor 18 connects signal processing module, signal processing module by wired or wireless way
Motor control module is connected by wired or wireless way, motor control module connects motor by wired or wireless way and drives
Device, motor driver connection motor 1.
The output shaft of the motor 1 is fixedly connected with driving gear 4, and driving gear 4 is meshed with driven gear 5；Driven tooth
5 one end by 6 connecting rod 7 of pin are taken turns, the other end of pull rod 7 connects the fixing end of set square 8, set square 8 by screw 9
Swinging end sliding block 11 is fixedly connected with by screw pin 10；Sliding block 11 is movably set in the slide block slot 12-1 of crank 12；Crank
12 are fixedly connected with presser feet set 14 by fixing nut 13, are equipped with presser bar 16 in presser feet set 14, bullet is arranged with presser bar 16
Spring 15；Presser bar 16 connects presser feet set 14 by spring 15；The bottom of presser bar 16 is fixedly connected with the presser feet 17.
The motor 1 is fixedly connected with sewing machine case 20 by motor mounting plate 3；Motor 1 is driven by pedal or motor
Device realizes driving.
The motor 1 is stepper motor or servomotor.
What the utility model can reach has the technical effect that：
The utility model can automatically adjust foot pressure, so as to greatly improve sewing efficiency, and ensure stitching beauty.
The utility model can mitigate the labor intensity of worker significantly without manual adjustment foot pressure.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description：
Fig. 1 is the schematic diagram of the foot pressure self-checking device of the utility model sewing machine；
Fig. 2 is the mechanism decomposition diagram of the utility model；
Fig. 3 is the outline drawing using the sewing machine of the utility model；
Fig. 4 is the schematic diagram of the crank of the utility model.
Description of reference numerals in figure：
1 is motor, and 2 be screw,
3 be motor mounting plate, and 4 be driving gear,
5 be driven gear, and 6 be pin,
7 be pull rod, and 8 be set square,
9 be screw, and 10 be screw pin,
11 be sliding block, and 12 be crank,
12-1 is slide block slot,
13 be fixing nut, and 14 be presser feet set,
15 be spring, and 16 be presser bar,
17 be presser feet, and 18 be displacement sensor,
19 be inductor mounting base, and 20 be sewing machine case.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
The attached drawing of type embodiment, is clearly and completely described the technical solution of the utility model embodiment.Obviously, it is described
Embodiment is the part of the embodiment of the utility model, instead of all the embodiments.Based on described the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained on the premise of without creative work, all belongs to
In the scope of the utility model protection.Unless otherwise defined, technical term or scientific terminology used herein should be this reality
With the ordinary meaning that there is the personage of general technical ability to be understood in new fields." comprising " used herein etc. is similar
The element that word means to occur before the word either cover the element for appearing in the word presented hereinafter or object and its wait by object
Together, other elements or object are not excluded for." connection " either the similar word such as " connected " be not limited to physics or
The connection of machinery, but electrical connection can be included, it is either directly or indirect." on ", " under " etc. is only used for table
Show relative position relation, after the absolute position for being described object changes, then the relative position relation may also correspondingly change.
As shown in Figure 1, the foot pressure self-checking device of the utility model sewing machine, including displacement sensor 18, letter
Number processing module, motor control module, motor driver, motor 1, displacement sensor 18 are arranged at the side of presser feet 17, displacement
Sensor 18 is used for the displacement for detecting presser feet 17；Displacement sensor 18 is fixedly connected with sewing machine case by inductor mounting base 19
20；
Displacement sensor 18 connects signal processing module by wired or wireless way, signal processing module by wired or
Wireless mode connects motor control module, and motor control module connects motor driver by wired or wireless way, and motor drives
Dynamic device connection motor 1；Motor 1 controls the displacement of presser feet 17.
As shown in Figure 2 and Figure 3, motor 1 is fixedly connected with motor mounting plate 3 by multiple screws 2, and motor mounting plate 3, which is fixed, to be connected
Connect sewing machine case 20；Motor 1 realizes driving by pedal or motor driver；
The output shaft of motor 1 is fixedly connected with driving gear 4, and driving gear 4 is meshed with driven gear 5；
Driven gear 5 passes through screw 9 and connects set square 8 by one end of 6 connecting rod 7 of pin, the other end of pull rod 7
Fixing end, the swinging end of set square 8 are fixedly connected with sliding block 11 by screw pin 10；
Sliding block 11 is movably set in the slide block slot 12-1 of crank 12, as shown in Figure 4；
Crank 12 is fixedly connected with presser feet set 14 by fixing nut 13, and presser bar 16, presser bar are equipped with presser feet set 14
Spring 15 is arranged with 16；Presser bar 16 connects presser feet set 14 by spring 15；
The bottom of presser bar 16 is fixedly connected with presser feet 17；
Motor 1 can be stepper motor or servomotor.
The operation principle of the utility model is as follows：
Displacement sensor 18 gathers the displacement information of presser feet 17, and passes it to signal processing module, signal
The displacement information that processing module sends displacement sensor 18 is handled, and obtains motor control signal, and pass to motor
Control module, motor control module according to motor control signal to motor driver send command information, motor driver according to
Command information is controlled motor 1, so as to achieve the purpose that to change foot pressure.
If presser feet 17 encounters thicker sewing in sewing process, sewing makes presser feet 17 and presser bar 16 overcome spring 15
Elastic force moves up；Displacement sensor 18 senses the displacement that presser feet 17 rises, and displacement sensor 18 will rise displacement letter
Breath passes to signal processing module, and the displacement information that signal processing module sends displacement sensor 18 is handled, obtained
Motor control signal, and motor control module is passed to, motor control module is sent out according to motor control signal to motor driver
Decline is sent to instruct, motor driver is controlled motor 1 according to instruction is declined, and rotates forward motor 1；The rotation of motor 1
Driving gear 4 and driven gear 5 is driven to rotate；The rotation of driven gear 5 drives pull rod 7 to move, so that set square 8 is put
It is dynamic；Set square 8, with slide block slot 12-1 transverse shifting of the movable slider 11 along crank 12, while drives crank 12 downward in swing process
Movement；The movement of crank 12 drives presser bar 16 to move downward so that presser feet 17 moves down, so as to increase presser feet 17 to sewing
Pressure；
If presser feet 17 encounters relatively thin sewing in sewing process, presser feet 17 and presser bar 16 under the action of spring 15 to
Lower movement；Displacement sensor 18 senses the displacement that presser feet 17 declines, and displacement sensor 18 will decline displacement information transmission
To signal processing module, the displacement information that signal processing module sends displacement sensor 18 is handled, and obtains motor control
Signal processed, and motor control module is passed to, motor control module is sent according to motor control signal to motor driver to be risen
Instruction, motor driver are controlled motor 1 according to climb command, rotate backward motor 1；The rotation of motor 1 drives master
Moving gear 4 and driven gear 5 rotate；The rotation of driven gear 5 drives pull rod 7 to move, so that 8 backswing of set square；
Set square 8 is moved backward in swing process with movable slider 11 along the slide block slot 12-1 of crank 12, while drives crank 12 to transport upwards
It is dynamic；The movement of crank 12 drives presser bar 16 to move upwards so that presser feet 17 moves up, so as to reduce presser feet 17 to sewing
Pressure.
Although the embodiment of the utility model is hereinbefore described in detail, come for those skilled in the art
Say it is readily apparent that various modifications and variations can be carried out to these embodiments.However, it is understood that this modification and change
Change within the scope of the utility model and spirit belonged to described in claims.Moreover, described herein practicality is new
Type can have other embodiments, and can be practiced or carried out in several ways.
Claims (4)
- A kind of 1. foot pressure self-checking device of sewing machine, it is characterised in that:Including displacement sensor（18）, at signal Manage module, motor control module, motor driver, motor（1）, displacement sensor（18）It is arranged at presser feet（17）Side, position Displacement sensor（18）For detecting presser feet（17）Displacement；Displacement sensor（18）It is fixedly installed on sewing machine case（20）；Displacement sensor（18）Signal processing module is connected by wired or wireless way, signal processing module passes through wired or nothing Line mode connects motor control module, and motor control module connects motor driver, motor driving by wired or wireless way Device connects motor（1）.
- 2. the foot pressure self-checking device of sewing machine according to claim 1, it is characterised in that:The motor（1） Output shaft be fixedly connected with driving gear（4）, driving gear（4）With driven gear（5）It is meshed；Driven gear（5）Pass through pin Son（6）Connecting rod（7）One end, pull rod（7）The other end pass through screw（9）Connect set square（8）Fixing end, set square （8）Swinging end pass through screw pin（10）It is fixedly connected with sliding block（11）；Sliding block（11）It is movably set in crank（12）Slide block slot （12-1）It is interior；Crank（12）Pass through fixing nut（13）It is fixedly connected with presser feet set（14）, presser feet set（14）Inside it is equipped with presser bar（16）, Presser bar（16）On be arranged with spring（15）；Presser bar（16）Pass through spring（15）Connect presser feet set（14）；Presser bar（16）'s Bottom is fixedly connected with the presser feet（17）.
- 3. the foot pressure self-checking device of sewing machine according to claim 1, it is characterised in that:The motor（1） Pass through motor mounting plate（3）It is fixedly connected with sewing machine case（20）；Motor（1）Driving is realized by pedal or motor driver.
- 4. the foot pressure self-checking device of sewing machine according to claim 1, it is characterised in that:The motor（1） For stepper motor or servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721353119.2U CN207295127U (en) | 2017-10-20 | 2017-10-20 | The foot pressure self-checking device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721353119.2U CN207295127U (en) | 2017-10-20 | 2017-10-20 | The foot pressure self-checking device of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207295127U true CN207295127U (en) | 2018-05-01 |
Family
ID=62273534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721353119.2U Active CN207295127U (en) | 2017-10-20 | 2017-10-20 | The foot pressure self-checking device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207295127U (en) |
-
2017
- 2017-10-20 CN CN201721353119.2U patent/CN207295127U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 317502 Zhongxiang Industrial Zone, Xinhe Town, Wenling City, Taizhou City, Zhejiang Province Patentee after: Meiji Technology Group Co.,Ltd. Address before: 317502 Zhongxiang Industrial Zone, Xinhe Town, Wenling City, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG MAQI SEWING MACHINE Co.,Ltd. |