CN206245034U - A kind of sewing machine for dyeing and finishing - Google Patents
A kind of sewing machine for dyeing and finishing Download PDFInfo
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- CN206245034U CN206245034U CN201621195394.1U CN201621195394U CN206245034U CN 206245034 U CN206245034 U CN 206245034U CN 201621195394 U CN201621195394 U CN 201621195394U CN 206245034 U CN206245034 U CN 206245034U
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Abstract
The utility model provides a kind of sewing machine for dyeing and finishing, including board, the sewing fuselage, the motor that are arranged on board, also include support frame and the wheel installed in support frame bottom, rotating shaft is provided between support frame upper end and board, the automatic opening-closing of automatic control motor keying is provided with the fabric input mouth of board, automatic opening-closing includes, power subsystem；Whether range cells, for detecting there is placement cloth at fabric input mouth, and export range finding voltage signal；Control unit, for the break-make according to range finding voltage signal controlled motor and power subsystem, after the range finding voltage signal of range cells output exceeds predetermined value and predetermined hold-time, control unit starts motor, after the range finding voltage signal of range cells output is less than predetermined value, control unit closes motor；Have the advantages that to use that flexible and convenient, range cells accuracy of identification is high, strong antijamming capability.
Description
Technical field
The utility model is related to technical field of sewing equipment, more particularly to a kind of sewing machine for dyeing and finishing.
Background technology
Dyeing and finishing refers to the technical process carried out to textile material (fiber, yarn and fabric) based on chemical treatment, modern
It is commonly referred to as printing and dyeing.Dyeing and finishing with spinning, it is woven or it is knitting production together, formed yarn fabric production overall process.Dyeing and finishing includes pre- place
Reason, dyeing, stamp and arrangement.Need to suture cloth in advance with sewing machine before being dyeed, sewing machine is used
Flexibility ratio has higher requirements.
A kind of flatcar sewing machine with elevator head is disclosed in the Chinese patent of Publication No. CN105926194A,
It includes that board, the flatcar being arranged on board sewing fuselage and flatcar sewing fuselage are stitched by the flatcar that elevating mechanism is connected
Thread head, the flatcar sewing machine head is vertically moved up or down under elevating mechanism control relative to flatcar sewing fuselage, stitches flatcar
Knitting mechanism in head of threading is in the transmission mechanism in flatcar sewing fuselage and separates or linkage status.The flatcar sewing machine exists
When work stops, head is lifted up, and makes to keep much room between eedle and table top, to operating personnel in the course of the work
Treatment table top fabric provides well-to-do space, not only avoid caused by eedle and table top are easily hooked to eedle apart from too small initiation fabric
Fabric is bad by hook, or even causes the problem of eedle fracture, and effectively increases the operating efficiency of operating personnel.But, multiple
Under miscellaneous work requirements, this sewing machine needs frequent hand switch and is not easy to change sewing angle and sewing when in use
Speed, uses trouble, underaction.
Utility model content
The purpose of this utility model is to provide a kind of sewing machine for dyeing and finishing, under the complex work demand of dyeing and finishing, this
Kind of sewing machine can flexibly, be convenient to use.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of seam for dyeing and finishing
Thread machine, including board, the sewing fuselage, the motor for driving sewing fuselage work that are arranged on board, also including support frame
With the wheel installed in support frame as described above bottom, it is provided between support frame as described above upper end and the board for adjusting the board
The rotating shaft of horizontal direction angle, one end of the board is provided with fabric input mouth, and automatic control motor keying is provided with the fabric input mouth
Automatic opening-closing, the automatic opening-closing includes, power subsystem；Range cells, for detecting at fabric input mouth whether have
Cloth is placed, and exports range finding voltage signal；Control unit, for controlling the motor and the electricity according to range finding voltage signal
The break-make of source unit, after the range finding voltage signal of range cells output exceeds predetermined value and predetermined hold-time, control
Unit starting motor, after the range finding voltage signal of range cells output is less than predetermined value, control unit closes motor.
By using above-mentioned technical proposal, it is mounted with that wheel facilitates the movement of sewing machine in support frame bottom；Support frame
Rotating shaft is provided between upper end and board, is convenient to change sewing angle；Automatic opening-closing is provided with fabric input mouth, by sensing
Charging aperture whether be placed with after cloth by automatic control motor keying, eliminate frequent during sewing, greatly
Fast operating rate.
Further, the range cells include the range sensor below the fabric input mouth, the Distance-sensing
Device is mutually coupled with described control unit.
By using above-mentioned technical proposal, range sensor is set below fabric input mouth and is easy to recognize material, due to placing
Range sensor will directly be covered after cloth, it is to avoid the phenomenon judged by accident by blocking for hand again occurs, identification essence is improve
Degree.
Further, described control unit includes, comparison circuit, the range finding voltage signal that will be received and reference voltage phase
Compare one comparison signal of output；Anti-clutter circuit, to be controlled according to the situation of change output one of comparison signal in the scheduled time
Signal；Filtering bypass, for the noise signal in filtering circuit；Circuit is opened and closed, the anti-clutter circuit is coupled to, to basis
Break-make between the control signal controlled motor and power subsystem.
Further, the comparison circuit includes, reference voltage generating circuit, with a variable resistance, its one end coupling
Power subsystem is connected to, the other end is grounded after being connected with a first resistor, is produced between variable resistance and first resistor described
Reference voltage；Comparator, with an in-phase input end, an inverting input and an output end, the in-phase input end is coupled to
The output end of range sensor, inverting input is coupled to the reference voltage, and output end exports a comparison signal.
Further, the anti-clutter circuit includes, delay circuit, and its input is coupled to the output end of comparator and defeated
Go out a time delay comparison signal；With door, with two inputs and an output end, the output of its first input end and delay circuit
End coupling, the second input is coupled with the output end of comparison circuit, its output end output control signal.
Further, the filtering bypass includes a filter capacitor, and its one end is coupled to the output end with door, another termination
Ground.
Further, the keying circuit includes that NPN triode, its grounded emitter, base stage passes through a second resistance coupling
It is connected to the output end of described and door and passes through a 3rd resistor with emitter stage altogether；Relay, its coil one end is coupled to power supply
Unit, the other end is coupled to the colelctor electrode of the NPN triode, and its normally opened contact switch one end couples with power subsystem, and its is normally opened
The contact switch other end is coupled with motor；Diode, its positive pole be coupled to the coil of relay and NPN triode colelctor electrode it
Between, negative pole is coupled between the coil of relay and power subsystem.
By using above-mentioned technical proposal, in sewing, when cloth is placed on fabric input mouth, range sensor measures signal
And rear and door output high level is continued for some time, the high level is closed through the switch that triode amplifies rear-guard motor type relay,
And then motor is started working, and is zero with door output signal when cloth takes out, and then motor is stalled, it is achieved thereby that from
The purpose that dynamic controlled motor is opened and closed；By adjusting variable resistance, reference voltage can be adjusted, so that the ratio of comparator output
It is more accurate compared with signal；Filtering bypass can cross the noise signal filtered off in circuit, improve the accuracy of identification that controlled motor is opened and closed；
When relay disconnects, the coil two ends of relay can form induced electromotive force, diode is connected in parallel generation
The relay two ends of induced electromotive force, and formed loop, make the electromotive force high that it is produced disappear with continuous current system in loop
Consumption, so as to the other elements played a part of in protection circuit are not damaged by.
Further, connected between the normally opened contact switch of the relay and motor a frequency converter.
By using above-mentioned technical proposal, the frequency of power subsystem can be changed by adjusting frequency converter, so as to change
The rotating speed of motor, and then realize the purpose of the sewing velocity of regulation sewing machine.
Further, connected between the normally opened contact switch of the relay and power subsystem a rotary switch, the rotation
Pass is turned on to be fixed on support frame.
By using above-mentioned technical proposal, seam can be improve by disconnecting the rotation of rotary switch emergent stopping motor
Thread the security of machine.
Further, transmission power is provided with sewing machine simultaneously and then the power transmission shaft of sewing fuselage work, the biography is driven
Moving axis is provided with the first drive, and the output shaft of the motor is provided with and is connected by a transmission belt with first drive
Second drive, the diameter with diameter greater than second drive of first drive.
By using above-mentioned technical proposal, the diameter with diameter greater than the second drive of the first drive can improve electricity
The output torque of machine, that is, improve the load capacity of motor, and is connected by transmission belt between the first drive and the second drive
Noise very little.
To sum up, the utility model has the advantages that：
(1) it is mounted with that wheel facilitates the movement of sewing machine in support frame bottom；
(2) rotating shaft is provided between support frame upper end and board, is convenient to change sewing angle；
(3) automatic opening-closing is provided with fabric input mouth, is controlled automatically by whether being placed with after cloth by sensing charging aperture
The keying of motor processed, eliminates frequent during sewing, greatly accelerates operating rate；
(4) range sensor, variable resistance and filtering bypass are set, and accuracy of identification and antijamming capability are high；
(5) frequency of power subsystem can be changed by adjusting frequency converter, so as to change the rotating speed of motor, makes sewing machine
Sewing velocity can adjust；
(6) rotary switch is set, the security of sewing machine is improve；
The diameter and connected, the load capacity of motor with transmission belt with diameter greater than the second drive of (7) first drives
Greatly, noise very little.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the circuit diagram of automatic opening-closing；
Fig. 3 is the circuit diagram of power subsystem.
Reference：1st, board；2nd, sewing fuselage；3rd, motor；4th, support frame；5th, wheel；6th, rotating shaft；7th, power transmission shaft；8、
First drive；9th, transmission belt；10th, the second drive；11st, fabric input mouth；12nd, automatic opening-closing；13rd, power subsystem；14th, survey
Away from unit；15th, control unit；16th, comparison circuit；17th, anti-clutter circuit；18th, filtering bypass；19th, circuit is opened and closed；20th, refer to
Voltage generation circuit；21st, handle.
Specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
A kind of sewing machine for dyeing and finishing, as shown in figure 1, including board 1, the sewing fuselage 2 being fixed on board 1, using
In the motor 3, support frame 4 and the four wheels 5 installed in the bottom of support frame 4 that drive the sewing work of fuselage 2, on support frame 4
The rotating shaft 6 of the adjustment horizontal direction angle of board 1 is installed between end and board 1.Transmission power is installed on sewing fuselage 2 to go forward side by side
And the power transmission shaft 7 of the sewing work of fuselage 2 is driven, fixed first drive 8 on power transmission shaft 7 is fixed on the output shaft of motor 3
The second drive 10 being connected by a transmission belt 9 with the first drive 8, the diameter of the first drive 8 is the second drive 10
Three times of diameter.
One end of board 1 is fabric input mouth 11, and the automatic opening-closing of the keying of automatic control motor 3 is provided with fabric input mouth 11
12, as shown in Fig. 2 automatic opening-closing 12 includes, power subsystem 13；Range cells 14, for detect at fabric input mouth 11 whether
There is placement cloth, and export range finding voltage signal；Control unit 15, for according to range finding voltage signal controlled motor 3 and power supply
The break-make of unit 13, after the range finding voltage signal of the output of range cells 14 exceeds predetermined value and predetermined hold-time, control is single
Unit 15 starts motor 3, and after the range finding voltage signal of the output of range cells 14 is less than predetermined value, control unit 15 closes motor 3.
The circuit diagram of power subsystem 13 is depressured through over commutation and filtered as shown in figure 3, its input is coupled to 220V AC powers
After export the first direct current Vout_1, first direct current Vout_1 be 12V；Second direct current Vout_2, first direct current
Vout_2 is 5V, so that control unit 15 is used, additionally, directly powered to motor 3 from the input of power subsystem 13, i.e. and motor
3 power supply is 220V AC powers.
Range cells 14 include the range sensor positioned at the lower section of fabric input mouth 11, range sensor and the phase coupling of control unit 15
Connect.
Control unit 15 includes, comparison circuit 16, and the range finding voltage signal that will be received compares output with reference voltage
One comparison signal；Anti-clutter circuit 17, a control signal is exported to the situation of change according to comparison signal in the scheduled time；Filter
Bourbon road 18, for the noise signal in filtering circuit；Circuit 19 is opened and closed, anti-clutter circuit 17 is coupled to, to according to control
Break-make between signal control motor 3 and power subsystem 13.
Comparison circuit 16 includes, reference voltage generating circuit 20, and with a variable resistance VR, its one end is coupled to second
Direct current Vout_2, the other end is grounded after being connected with a first resistor R1, is produced between variable resistance VR and first resistor R1
Raw reference voltage；Comparator A, with an in-phase input end, an inverting input and an output end, in-phase input end be coupled to away from
From the output end of sensor, inverting input is coupled to reference voltage, and output end exports a comparison signal.Can power transformation by regulation
Resistance device VR, can adjust reference voltage, so that the comparison signal of comparator A outputs is more accurate.
Anti-clutter circuit 17 includes that delay circuit, its input is coupled to comparison signal and exports a time delay comparison signal；
With door AND_1, with two inputs and an output end, its first input end is coupled with the output end of delay circuit, and second
Input is coupled with the output end of comparator A, its output end output control signal.
Delay circuit can select the delay circuit being made up of for core 555 chips in the present embodiment, due to delay circuit
It has been be disclosed that, be prior art, it should be understood by those skilled in the art that its operation principle, will not be repeated here.
In above-mentioned comparison circuit, comparator A is active voltage comparator, and its power access end is coupled to the second direct current
Vout_2, earth terminal ground connection.
Filtering bypass 18 includes a filter capacitor C1, and its one end is coupled to the output end with door AND_1, other end ground connection.
Filtering bypass 18 can cross the noise signal filtered off in circuit.
Opening and closing circuit 19 includes that a NPN triode VT1, its grounded emitter, base stage is coupled to by a second resistance R2
With the output end of door AND_1 and by a 3rd resistor R3 with emitter stage altogether；One relay KM, its coil one end is coupled to
One direct current Vout_1, the other end is coupled to the colelctor electrode of NPN triode VT1, its normally opened contact switch S1 one end and power supply
Unit 13 is coupled, and its normally opened contact switch S1 other ends are coupled with motor 3；One diode D1, it is first straight that its negative pole is coupled to this
Stream electricity Vout_1, positive pole is coupled between the coil of the colelctor electrode of NPN triode VT1 and relay KM.When relay KM is disconnected
When opening, the loop that the induced electromotive force at the coil two ends of relay KM can be formed by it with diode D1 is to continue current system
Consumption, so that the other elements in protection circuit are not damaged by.
Connected between the normally opened contact switch S1 of relay KM and motor 3 frequency converter, can be changed by adjusting frequency converter
Become the frequency of the power supply of motor 3, so as to change the rotating speed of motor 3, and then realize the sewing velocity of regulation sewing machine.
It is prior art because frequency converter has been disclosed, its operation principle will not be repeated here.
Connect a rotary switch S2, rotary switch S2 between the normally opened contact switch S1 of relay KM and power subsystem 13
Handle 21 is provided with, can be closed by rotary handle 21 or be disconnected rotary switch S2, rotary switch S2 is fixed on support frame 4
On.Usually rotary switch is closure state, when emergent stopping motor 3 is needed, motor 3 is disconnected by rotary handle 21 with electricity
The connection of source unit 13.
By above technical scheme, in sewing, when cloth is placed on fabric input mouth 11, range sensor measures signal simultaneously
Rear and door AND_1 output high level is continued for some time, high level causes the normally opened contact of relay KM after amplifying through triode
Switch S1 is closed, and then motor 3 is started working, and is zero with door AND_1 output signals when cloth takes out, and then motor 3
Stalling, it is achieved thereby that the purpose that automatic control motor 3 is opened and closed.And for the demand of sewing, can easily be moved by wheel 5
Dynamic sewing machine, and the sewing angle of sewing fuselage 2 is adjusted by rotating shaft 6.
This specific embodiment is only that, to explanation of the present utility model, it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected by Patent Law in right of the present utility model.
Claims (10)
1. a kind of sewing machine for dyeing and finishing, including board (1), the sewing fuselage (2) being arranged on board (1), for driving
The motor (3) of sewing fuselage (2) work, it is characterized in that：Also include support frame (4) and installed in support frame as described above (4) bottom
Wheel (5), is provided between support frame as described above (4) upper end and the board (1) for adjusting the board (1) horizontal direction angle
Rotating shaft (6), one end of the board (1) is provided with fabric input mouth (11), and fabric input mouth (11) place is provided with automatic control motor (3)
The automatic opening-closing (12) of keying, the automatic opening-closing (12) includes,
Power subsystem (13)；
Range cells (14), for detecting whether fabric input mouth (11) place has placement cloth, and export range finding voltage signal；
Control unit (15), the break-make for controlling the motor (3) and the power subsystem (13) according to range finding voltage signal,
After the range finding voltage signal of the range cells (14) output exceeds predetermined value and predetermined hold-time, control unit (15) is opened
Dynamic motor (3), after the range finding voltage signal of the range cells (14) output is less than predetermined value, control unit (15) closes electricity
Machine (3).
2. the sewing machine for dyeing and finishing according to claim 1, it is characterized in that：The range cells (14) are including positioned at institute
The range sensor below fabric input mouth (11) is stated, the range sensor is mutually coupled with described control unit (15).
3. the sewing machine for dyeing and finishing according to claim 2, it is characterized in that：Described control unit (15) includes,
Comparison circuit (16), the range finding voltage signal that will be received compares with reference voltage and exports a comparison signal；
Anti-clutter circuit (17), a control signal is exported to the situation of change according to comparison signal in the scheduled time；
Filtering bypass (18), for the noise signal in filtering circuit；
Circuit (19) is opened and closed, the anti-clutter circuit (17) is coupled to, to according to the control signal controlled motor (3) and electricity
Break-make between source unit (13).
4. the sewing machine for dyeing and finishing according to claim 3, it is characterized in that：The comparison circuit (16) includes,
Reference voltage generating circuit (20), with a variable resistance, its one end is coupled to power subsystem (13), the other end and
It is grounded after first resistor series connection, the reference voltage is produced between variable resistance and first resistor；
Comparator, with an in-phase input end, an inverting input and an output end, the in-phase input end is coupled to distance and passes
The output end of sensor, inverting input is coupled to the reference voltage, and output end exports a comparison signal.
5. the sewing machine for dyeing and finishing according to claim 4, it is characterized in that：The anti-clutter circuit (17) includes,
Delay circuit, its input is coupled to the output end of comparator and exports a time delay comparison signal；
With door, with two inputs and an output end, its first input end is coupled with the output end of delay circuit, and second is defeated
Enter end to be coupled with the output end of comparison circuit (16), its output end output control signal.
6. the sewing machine for dyeing and finishing according to claim 5, it is characterized in that：Filtering bypass (18) includes a filtering
Electric capacity, its one end is coupled to the output end with door, other end ground connection.
7. the sewing machine for dyeing and finishing according to claim 6, it is characterized in that：It is described keying circuit (19) include,
NPN triode, its grounded emitter, base stage is coupled to the output end with door and passes through one the by a second resistance
Three resistance are with emitter stage altogether；
Relay, its coil one end is coupled to power subsystem (13), and the other end is coupled to the colelctor electrode of the NPN triode, and its is normal
Open contact switch one end to be coupled with power subsystem (13), its normally opened contact switch other end is coupled with motor (3)；
Diode, its positive pole is coupled between the coil of relay and the colelctor electrode of NPN triode, and negative pole is coupled to relay
Between coil and power subsystem (13).
8. the sewing machine for dyeing and finishing according to claim 7, it is characterized in that：The normally opened contact switch of the relay with
Connected between motor (3) frequency converter.
9. the sewing machine for dyeing and finishing according to claim 7, it is characterized in that：The normally opened contact switch of the relay with
Connected between power subsystem (13) rotary switch, the rotary switch is fixed on support frame (4).
10. the sewing machine for dyeing and finishing according to claim 1, it is characterized in that：Sewing fuselage (2) is provided with transmission power
And and then drive the power transmission shaft (7) of sewing fuselage (2) work, the power transmission shaft (7) is provided with the first drive (8), the electricity
The output shaft of machine (3) is provided with the second drive (10) being connected by a transmission belt (9) with first drive (8), institute
State the diameter with diameter greater than second drive (10) of the first drive (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621195394.1U CN206245034U (en) | 2016-11-04 | 2016-11-04 | A kind of sewing machine for dyeing and finishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621195394.1U CN206245034U (en) | 2016-11-04 | 2016-11-04 | A kind of sewing machine for dyeing and finishing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206245034U true CN206245034U (en) | 2017-06-13 |
Family
ID=59000490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621195394.1U Expired - Fee Related CN206245034U (en) | 2016-11-04 | 2016-11-04 | A kind of sewing machine for dyeing and finishing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206245034U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107177939A (en) * | 2017-07-28 | 2017-09-19 | 嘉兴正联纺织有限公司 | A kind of textile industry sewing machine stand |
| CN107969760A (en) * | 2017-11-02 | 2018-05-01 | 方嘉泉 | A kind of shoemaking decorative flower sewing machine |
| CN108360168A (en) * | 2017-09-09 | 2018-08-03 | 赣州市兴扬机械制造有限公司 | A kind of shoemaking can multidirectional adjusting sewing machine stand |
-
2016
- 2016-11-04 CN CN201621195394.1U patent/CN206245034U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107177939A (en) * | 2017-07-28 | 2017-09-19 | 嘉兴正联纺织有限公司 | A kind of textile industry sewing machine stand |
| CN108360168A (en) * | 2017-09-09 | 2018-08-03 | 赣州市兴扬机械制造有限公司 | A kind of shoemaking can multidirectional adjusting sewing machine stand |
| CN107969760A (en) * | 2017-11-02 | 2018-05-01 | 方嘉泉 | A kind of shoemaking decorative flower sewing machine |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170613 Termination date: 20181104 |