CN208183273U - Control device for sewing-machine, system and sewing machine - Google Patents
Control device for sewing-machine, system and sewing machine Download PDFInfo
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- CN208183273U CN208183273U CN201820333336.3U CN201820333336U CN208183273U CN 208183273 U CN208183273 U CN 208183273U CN 201820333336 U CN201820333336 U CN 201820333336U CN 208183273 U CN208183273 U CN 208183273U
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Abstract
The utility model discloses a kind of control device for sewing-machine, system and sewing machines.Wherein, which includes: control equipment, for controlling the operating status of motor according to the control information；Presser feet equipment, is connected to the motor, for controlling lifting and putting down for presser feet；Loose ends equipment, is connected to the motor, for controlling clamp loose ends；Trimming equipment, is connected to the motor, for controlling the knife out of thread trimmer and returning knife.The utility model solves the technical issues of can not accurately being controlled the presser feet of sewing machine, trimming and loose ends equipment using electromagnet.
Description
Technical field
The utility model relates to sewing machine fields, in particular to a kind of control device for sewing-machine, system and sewing
Machine.
Background technique
The presser feet of conventional sewing machine, trimming and loose ends equipment, driving equipment are individually controlled respectively by electromagnet
System.But since electromagnet can generate heat in the case where in running order for a long time, and electromagnet will will lead to electromagnet
Active force decline, causing presser feet and trimming to operate becomes unstable, to can not accurately respond.
Also, caused by because of the characteristic of electromagnet, presser feet will lead to, the engineering stroke of trimming and loose ends equipment will be one
Fixed numbers, it is unadjustable, so that presser feet can not be flexibly controlled, loose ends or trimming equipment.
In addition, individually controlling presser feet, trimming and loose ends equipment using multiple electromagnet, occupied space is larger, cost compared with
It is high.
It can not be asked what the presser feet of sewing machine, trimming and loose ends equipment were accurately controlled for above-mentioned using electromagnet
Topic, currently no effective solution has been proposed.
Utility model content
The utility model embodiment provides a kind of control device for sewing-machine, system and sewing machine, at least to solve to make
The technical issues of presser feet of sewing machine, trimming and loose ends equipment can not accurately being controlled with electromagnet.
According to the one aspect of the utility model embodiment, a kind of control device for sewing-machine is provided, comprising: control is set
It is standby, for controlling the operating status of motor according to the control information；Presser feet equipment is connected, for controlling presser feet with the motor
It lifts and puts down；Loose ends equipment is connected with the motor, for controlling clamp loose ends；Trimming equipment, with the motor phase
Even, for controlling the knife out of thread trimmer and returning knife.
Further, described device further include: the first drive apparatus, be connected to the motor and the presser feet equipment it
Between, for controlling the presser feet equipment according to the operating status of the motor；And/or second drive apparatus, it is connected to institute
It states between motor and the loose ends equipment, for controlling the loose ends equipment according to the operating status of the motor；And/or
Third drive apparatus is connected between the motor and the trimming equipment, for the operating status according to the motor
Control the trimming equipment.
Further, the control equipment includes: first information detection device, for detecting whether there are presser foot lifter letters
Breath, wherein the control information includes the presser foot lifter information, and the presser foot lifter information is used to indicate the sewing machine and lifts pressure
Foot；First motor controls equipment, is connected with the motor and the first information detection device, for detecting the lift pressure
In the case where foot information, controls the presser feet equipment and lift the presser feet.
Further, the control equipment includes: the second information detecting apparatus, for detecting whether in the presence of foot letter is bled off pressure
Breath, wherein the control information include described in bleed off pressure foot information, it is described bleed off pressure foot information and be used to indicate the sewing machine put down pressure
Foot, be not detected it is described bleed off pressure foot information in the case where, keep the presser feet equipment to lift the presser feet；Second motor control
Equipment is connected with the motor and second information detecting apparatus, for detect it is described bleed off pressure foot information in the case where,
It controls the presser feet equipment and puts down the presser feet.
Further, the control equipment includes: third information detecting apparatus, for detecting whether there are trimming information,
Wherein, the control information includes the trimming information, and the trimming information is used to indicate the sewing machine and cuts sewing thread；The
Three electric machinery control devices are connected with the motor and the third information detecting apparatus, for detecting the trimming information
In the case where, it first controls the thread trimmer and goes out knife, then control the thread trimmer and return knife.
Further, the control equipment further include: the 4th electric machinery control device, with the motor and the third information
Detection device is connected, in the case where detecting the trimming information, controlling the clamp loose ends.
Further, the motor includes stepper motor.
According to the another aspect of the utility model embodiment, a kind of sewing machine, including the control of above-mentioned sewing machine are additionally provided
Device.
According to the another aspect of the utility model embodiment, a kind of sewing-machine control systems, including above-mentioned seam are additionally provided
It threads machine control device；And communication device, it is connected with the control device for sewing-machine, for obtaining the control instruction of sewing machine,
And the corresponding control information of the control instruction is transmitted to the control device for sewing-machine.
Further, the communication device includes at least one of: wireless communication device, controls and fills with the sewing machine
Set it is connected, for establishing the wireless communication of the control device for sewing-machine；Wire communication device, with the control device for sewing-machine
It is connected, for establishing the wire communication of the control device for sewing-machine.
In the utility model embodiment, motor is connected with presser feet equipment, loose ends equipment and trimming equipment respectively,
Presser feet equipment, loose ends equipment and the work of trimming equipment can be driven in the case where motor works, further, it is possible to according to
The different working condition of motor adjusts presser feet equipment, loose ends equipment and trimming device action, completes the adjustment to presser feet,
And the operation of trimming, and motor is connected with control equipment, and control equipment can be enable to adjust motor according to the control information
Operating status, to realize the technical effect using motor control presser feet equipment, loose ends equipment and trimming equipment, into
And solve can not be to the presser feet of sewing machine using electromagnet, the technical issues of trimming and loose ends equipment are accurately controlled.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is the schematic diagram according to a kind of control device for sewing-machine of the utility model embodiment；
Fig. 2 is the schematic diagram according to a kind of sewing-machine control systems of the utility model embodiment；
Fig. 3 is the schematic diagram according to a kind of step motor control program of the utility model embodiment；
Fig. 4 is the structural representation according to the trimming equipment of optionally a kind of sewing controller of the utility model embodiment
Figure；
Fig. 5 is the presser foot lifter equipment and loose ends equipment according to optionally a kind of sewing controller of the utility model embodiment
Structural schematic diagram；And
Fig. 6 is another visual angle according to the trimming equipment of optionally a kind of sewing controller of the utility model embodiment
Schematic diagram.
Wherein, the above drawings include the following reference numerals:
10, motor；11, the first crank；12, the first crank-pin；13, the 4th crank；14, the first crank head；15, second is bent
Handle pin；16, the second crank head；17, third crank-pin；20, trimming equipment；21, knife rest；22, the first fixing seat；23, it first passes
Dynamic component；231, transmission shaft；232, link block；233, linking arm；234, reset spring；235, limit stop ring；236, transmission is dialled
Fork；24, swing arm；30, presser feet equipment；31, presser foot lifter axis；32, the second transmission component；321, the second crank；322, pull rod shaft；
323, third crank；324, first connecting rod；325, second connecting rod；326, third connecting rod；327, the first slide opening；40, loose ends equipment；
41, loose ends crank；411, crank axle；412, toggle-action lever；42, third transmission component；421, fourth link；422, the 5th connecting rod；
423, the second slide opening.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model a part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that in this way
The data used are interchangeable under appropriate circumstances, so that the embodiments of the present invention described herein can be in addition at this
In illustrate or description those of other than sequence implement.In addition, term " includes " and " having " and their any deformation, meaning
Figure be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units
Those of be not necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes,
The intrinsic other step or units of method, product or equipment.
Fig. 1 is according to a kind of schematic diagram of control device for sewing-machine of the utility model embodiment, as shown in Figure 1, the dress
Setting includes: control equipment 101, for controlling the operating status of motor according to the control information；Presser feet equipment 30, is connected to the motor,
For controlling lifting and putting down for presser feet；Loose ends equipment 40, is connected to the motor, for controlling clamp loose ends；Trimming equipment 20,
It is connected to the motor, for controlling the knife out of thread trimmer and returning knife.
According to the utility model above-described embodiment, by motor respectively with presser feet equipment, loose ends equipment and trimming equipment phase
Even, presser feet equipment, loose ends equipment and the work of trimming equipment can be driven in the case where motor works, further, it is possible to
Presser feet equipment, loose ends equipment and trimming device action are adjusted according to the different working condition of motor, complete the tune to presser feet
Whole and trimming operation, and motor is connected with control equipment, and control equipment can be enable to adjust electricity according to the control information
The operating status of machine, so that the technical effect using motor control presser feet equipment, loose ends equipment and trimming equipment is realized,
And then solves the technical issues of can not accurately being controlled the presser feet of sewing machine, trimming and loose ends equipment using electromagnet.
Optionally, control information includes: presser foot lifter information, lifts presser feet for controlling sewing machine；Foot information is bled off pressure, is used for
Control sewing machine puts down presser feet；Trimming information cuts short sewing thread for controlling sewing machine.
Optionally, the working condition of motor includes: that motor is run according to first direction, and motor is run according to second direction,
Motor is run by first direction to first position, and motor is run by second direction to the second position.
Optionally, the working condition of motor includes: that motor rotates clockwise, and motor is by rotation counterclockwise, and motor is by suitable
Hour hands are rotated to first position, and motor is by rotating counterclockwise to the second position.
According to the utility model above-described embodiment, motor can be under the control of control equipment, control presser feet equipment lift
It plays presser feet and puts down presser feet；It controls loose ends equipment and adjusts clamp, make clamp loose ends；Control trimming equipment send out thread trimmer and
Thread trimmer is withdrawn, the cutting to sewing thread is completed.
Optionally, loose ends can be to sewing thread, for example, elongating the sewing thread in clamp.
The utility model above-described embodiment, by motor control presser feet equipment, loose ends equipment and trimming equipment can be with
The adjustment to presser feet equipment, loose ends equipment and trimming device action amplitude is realized by the stroke (such as corner) of motor movement.
As a kind of optional embodiment, which can also include: the first drive apparatus, be connected to motor and presser feet
Between equipment, for controlling presser feet equipment according to the operating status of motor；And/or second drive apparatus, it is connected to motor and pine
Between line equipment, for controlling loose ends equipment according to the operating status of motor；And/or third drive apparatus, be connected to motor with
Between trimming equipment, for controlling trimming equipment according to the operating status of motor.
The utility model above-described embodiment, motor can be connected by the first drive apparatus with presser feet equipment, pass through first
The power that drive apparatus transmission electrical machine provides realizes the control to presser feet equipment；Motor can pass through the second drive apparatus and pine
Line equipment is connected, and the power provided by the second drive apparatus transmission electrical machine realizes the control to loose ends equipment；Motor can lead to
It crosses third drive apparatus to be connected with trimming equipment, the power provided by third drive apparatus transmission electrical machine, realization sets trimming
Standby control, so as to realize control of the motor to presser feet equipment, loose ends equipment and trimming equipment.
Optionally, control device for sewing-machine can be set the first drive apparatus, the second drive apparatus and third transmission and set
Any one standby drive apparatus realizes the independent control to presser feet equipment, loose ends equipment and trimming equipment；It can also set
Set the first drive apparatus, in the second drive apparatus and third drive apparatus multiple drive apparatus any combination, realize to pressure
The combination of foot equipment, loose ends equipment and trimming equipment controls.
In an alternative embodiment, control equipment includes: first information detection device, for detecting whether there is lift
Presser feet information, wherein control information includes presser foot lifter information, and presser foot lifter information is used to indicate sewing machine and lifts presser feet；First electricity
Machine controls equipment, is connected with motor and first information detection device, in the case where detecting presser foot lifter information, control to be pressed
Foot equipment lifts presser feet.
Using the utility model above-described embodiment, the case where detecting presser foot lifter information by first information detection device
Under, i.e., in the case where needing to lift presser feet, first motor control equipment is allow to control motor according to the presser foot lifter information
Operating status, and then control presser feet equipment and lift presser feet.
A kind of optional embodiment, control equipment includes: the second information detecting apparatus, for detecting whether in the presence of foot is bled off pressure
Information, wherein control information includes bleeding off pressure foot information, bleeds off pressure foot information and is used to indicate sewing machine and put down presser feet, is being not detected
In the case where bleeding off pressure foot information, presser feet equipment is kept to lift presser feet；Second electric machinery control device, with motor and the second infomation detection
Equipment be connected, for detect bleed off pressure foot information in the case where, control presser feet equipment put down presser feet.
Using the utility model above-described embodiment, the case where bleeding off pressure foot information, is being detected by the second information detecting apparatus
Under, i.e., in the case where needing to put down presser feet, the second electric machinery control device is allow to bleed off pressure foot information control motor according to this
Operating status, and then control presser feet equipment and put down presser feet.
As a kind of optional embodiment, controlling equipment includes: third information detecting apparatus, for detecting whether in the presence of cutting
Line information, wherein control information includes trimming information, and trimming information is used to indicate sewing machine and cuts sewing thread；Third motor control
Control equipment is connected with motor and third information detecting apparatus, for first controlling thread trimmer in the case where detecting trimming information
Knife out, then control thread trimmer and return knife.
Using the utility model above-described embodiment, the case where detecting trimming information by third information detecting apparatus
Under, i.e., in the case where needing to cut sewing thread, third electric machinery control device is allow to control motor according to the trimming information
Operating status, and then make the cutting for going out knife and time knife, completing to sewing thread of trimming equipment control thread trimmer.
In an alternative embodiment, equipment is controlled further include: the 4th electric machinery control device, with motor and third information
Detection device is connected, for controlling clamp loose ends in the case where detecting trimming information.
Using the utility model above-described embodiment, the case where detecting trimming information by third information detecting apparatus
Under, i.e., in the case where needing to cut sewing thread, so that the 4th electric machinery control device is controlled clamp loose ends, cut convenient for cutting facility
Disconnected sewing thread.
Optionally, motor includes stepper motor.
Another aspect according to the present utility model, the utility model embodiment additionally provide a kind of sewing machine, including above-mentioned
Control device for sewing-machine.
According to the utility model above-described embodiment, in sewing machine include above-mentioned control device for sewing-machine, may be implemented using
The technical effect of motor control presser feet equipment, loose ends equipment and trimming equipment, and then solving can not opposite joint using electromagnet
It threads the presser feet of machine, the technical issues of trimming and loose ends equipment are accurately controlled.
Fig. 2 is according to a kind of schematic diagram of sewing-machine control systems of the utility model embodiment, as shown in Fig. 2, described
System includes: control device for sewing-machine 201；And communication device 203, it is connected with control device for sewing-machine, for obtaining sewing
The control instruction of machine, and the corresponding control information of control instruction is transmitted to control device for sewing-machine.
According to the utility model above-described embodiment, sewing machine control passes through communication device and control device for sewing-machine phase
Even, the control equipment in sewing machine can be enable to receive the control instruction remotely issued by communication device, and according to the control
The working condition of corresponding control information adjustment motor is chosen in system instruction, and then realizes and use motor control presser feet equipment, loose ends
The technical effect of equipment and trimming equipment, and then solving can not be to the presser feet of sewing machine, trimming and loose ends using electromagnet
The technical issues of equipment is accurately controlled.
It should be noted that control instruction can be the instruction remotely issued, for example, presser foot lifter instruction, bleed off pressure toe enable,
Trimming instruction, loose ends instruction etc., and then the control information according to corresponding to the instruction of publication selection control instruction.
Optionally, presser foot lifter instruct corresponding presser foot lifter information, bleed off pressure toe enable it is corresponding bleed off pressure foot information, trimming instruction corresponds to
Trimming information, loose ends instruct corresponding loose ends information.
Optionally, control device for sewing-machine can complete firmware upgrade by communication device.
Optionally, sewing-machine control systems include memory, in memory between control store instruction and control information
Corresponding relationship can choose control information corresponding to the control instruction after receiving control instruction.
As a kind of optional embodiment, communication device includes at least one of: wireless communication device, with sewing machine control
Device processed is connected, for establishing the wireless communication of control device for sewing-machine；Wire communication device, with control device for sewing-machine phase
Even, for establishing the wire communication of control device for sewing-machine.
According to the utility model above-described embodiment, communication device includes wireless communication device and wire communication device, can
The wireless communication of control device for sewing-machine is established with device by wireless communication；Sewing machine control is established by wire communication device
The communication function of control device for sewing-machine is realized in the wire communication of device.
A kind of control process of control device for sewing-machine of the utility model embodiment is as follows, comprising:
The operating status of motor is controlled according to the control information；
Presser feet equipment, loose ends equipment and trimming equipment are controlled according to the operating status of motor, wherein presser feet equipment is used
Lifting and putting down in control presser feet, loose ends equipment, for controlling clamp loose ends；Trimming equipment, for controlling thread trimmer
Knife and time knife out.
According to the utility model above-described embodiment, by motor respectively with presser feet equipment, loose ends equipment and trimming equipment phase
Even, presser feet equipment, loose ends equipment and the work of trimming equipment can be driven in the case where motor works, further, it is possible to
Presser feet equipment, loose ends equipment and trimming device action are adjusted according to the different working condition of motor, complete the tune to presser feet
Whole and trimming operation, and motor is connected with control equipment, and control equipment can be enable to adjust electricity according to the control information
The operating status of machine, so that the technical effect using motor control presser feet equipment, loose ends equipment and trimming equipment is realized,
And then solves the technical issues of can not accurately being controlled the presser feet of sewing machine, trimming and loose ends equipment using electromagnet.
Optionally, motor includes stepper motor.
As a kind of optional embodiment, presser feet equipment, loose ends equipment and trimming are controlled according to the operating status of motor
Equipment includes: to control presser feet equipment according to the operating status of motor by the first drive apparatus；And/or pass through the second drive apparatus
Loose ends equipment is controlled according to the operating status of motor；And/or it is cut by third drive apparatus according to the control of the operating status of motor
Line equipment.
A kind of optional embodiment, the operating status for controlling motor according to the control information include: detecting whether there is lift pressure
Foot information, wherein control information includes presser foot lifter information, and presser foot lifter information is used to indicate sewing machine and lifts presser feet；It is detecting
In the case where presser foot lifter information, control motor is run according to first direction to first position, and presser feet equipment is made to lift presser feet.
In an alternative embodiment, control equipment, which includes: detecting whether to exist, bleeds off pressure foot information, wherein control letter
Breath includes bleeding off pressure foot information, bleeds off pressure foot information and is used to indicate sewing machine and put down presser feet, the case where bleeding off pressure foot information is being not detected
Under, keep presser feet equipment to lift presser feet；Detect bleed off pressure foot information in the case where, control motor according to second direction run to
The second position makes presser feet equipment put down presser feet.
It as a kind of optional embodiment, controls equipment and includes: detecting whether that there are trimming information, wherein control information
Including trimming information, trimming information is used to indicate sewing machine and cuts sewing thread；In the case where detecting trimming information, first control
Motor is run according to third direction, and thread trimmer is made to go out knife, then is controlled motor and run according to fourth direction, and thread trimmer is made to return knife.
As a kind of optional embodiment, equipment is controlled further include: in the case where detecting ending message, control motor
It is run according to third direction, makes clamp loose ends.
Optionally, first direction is different from second direction.
Optionally, first direction can be counterclockwise, and second direction can be clockwise.
Optionally, first direction can be identical as fourth direction, and second direction can be identical as third direction.
The utility model additionally provides a kind of preferred embodiment, and the preferred embodiment provides a kind of step motor control journey
Sequence.
Fig. 3 is according to a kind of schematic diagram of step motor control program of the utility model embodiment, as shown in figure 3, logical
It crosses and judges whether to need presser foot lifter 401, in the case where not needing presser foot lifter, into normal sewing state 402, needing to lift pressure
In the case where foot, judge whether shank is in highest order 403, in the case where shank is not at highest order, rotation handwheel makes needle
Bar is in up to 404, and in the case where shank is in highest order, motor stepping reverses to presser foot lifter position 405 and completes lift pressure
Foot-propelled is made, and then detects whether presser feet needs to put down 406 again, in the case where presser feet does not need to put down, returns to 405, makes motor
Stepping is reversed to presser foot lifter position, presser feet needs put down in the case where, motor stepping it is clockwise to bleed off pressure placement of foot 407 completion put
Presser feet movement subsequently into normal sewing state 402, and judges whether to need trimming 408 after sewing, is needing trimming
In the case where, motor stepping is clockwise, and thread trimmer goes out knife and loose ends, and then stepping reverses back knife, trimming action 409 is completed, not
In the case where needing trimming, returns to 401 and judge whether to need presser foot lifter.
Optionally, the sewing machine in above-described embodiment can be electric sewer, after starting sewing machine every time, in execution
State deterministic process.
For example, electric sewer includes pedal, after each touch pedal, above-mentioned deterministic process is executed.
Optionally, in sewing process, presser foot lifter is not needed if detecting, goes successively to sewing state.
For the utility model using one kind by the single stepper motor of process control, realization can control trimming, loose ends and lift simultaneously
The driven by program mode of presser feet can use stepper motor substitution electromagnet, realize that long-term stable work, structure simplify, at
This is low, and presser foot lifter height and trimming position can be adjusted by program.
According to the control device for sewing-machine of the utility model embodiment, as shown in Figures 4 to 6, including motor 10；Trimming is set
Standby 20, presser feet equipment 30 and loose ends equipment 40；Wherein, motor 10 and trimming equipment 20, presser feet equipment 30 and loose ends equipment 40 are equal
Connection is to drive trimming equipment 20, presser feet equipment 30 and loose ends equipment 40 to operate respectively.To use a motor can be to dynamic
Knife, tension disk and presser feet are driven simultaneously.Sewing machine in the prior art is solved using two independent devices to dynamic
Knife, tension disk and presser feet carry out the problem of driving leads to the complicated integral structure of sewing machine respectively.
When it is implemented, as shown in figure 4, trimming equipment 20 includes: thread trimmer, knife rest 21 and the first transmission component 23；Knife
Frame 21 has swing arm 24, and the middle part of swing arm 24 is rotatably connected in the first fixing seat 22, and swing arm 24 is arranged in thread trimmer
First end with knife rest 21 to swing；
First fixing seat 22 is "u"-shaped, and the both ends of the first fixing seat 22 offer slide opening, the first transmission component respectively
23 include: transmission shaft 231, link block 232 and linking arm 233, and it is fixed that transmission shaft 231 is axially movably threaded through first along it
In two slide openings at 22 both ends of seat；Link block 232 is fixed to be set on transmission shaft 231 with mobile with transmission shaft 231；Linking arm
233 one end link block 232 is hinged, and the other end of link block 232 is connect with the second end of swing arm 24, to move in link block 232
Swing arm 24 is driven to swing by linking arm 233 when dynamic.
Motor 10 is connect with the end of transmission shaft 231 drives transmission shaft 231 along its axial movement, specifically, motor 10
Output shaft has the first output end, is provided with the first crank 11 on the first output end, the end of the first crank 11 is provided with first
Crank-pin 12；The end of transmission shaft 231 is connected with transmission shift fork 236, is driven on shift fork 236 and offers card slot, and first is bent
In the card slot of the insertion transmission shift fork 236 of handle pin 12, to push transmission shift fork 236 to move by card slot, the output shaft of motor 10 turns
Transmission shift fork 236 is pushed by the first crank 11 and the first crank-pin 12 when dynamic, 231 edge of transmission shaft is driven by transmission shift fork 236
It is axially moved.The output rotational axis direction different band of motor 10 is moved transmission shaft 231 and is moved in opposite direction.Transmission shaft 231
Swing arm 24 is driven to swing by link block 232 and linking arm 233 when movement moves along its axis, swing arm 24 drives trimming when swinging
Knife, which goes out knife or returns knife, cuts sewing thread.
Transmission shaft 231 has the first position and the second position that move along its axis, and motor 10 rotates clockwise (according to the
Three directions operation) when driving transmission shaft 231 be moved to the third place；When motor 10 is rotated counterclockwise and (is run according to fourth direction)
Driving transmission shaft 231 is moved to the 4th position；Thread trimmer is driven to go out knife, transmission shaft 231 when transmission shaft 231 is moved to the third place
It drives thread trimmer to return knife when being moved to four positions to cut sewing thread.
Further, the first transmission component 23 further include: reset spring 234, reset spring 234 are set in transmission shaft 231
On；Wherein, one end of reset spring 234 is abutted with the inner sidewall of one end of the first fixing seat 22, the other end of reset spring 234
It is abutted with link block 232；When transmission shaft 231 is mobile to the third place, reset spring 234 is under the extruding of link block 232
Compressive state；Then when transmission shaft 231 is mobile to the 4th position, reset spring 234 discharges its elastic force and applies to link block 232
Certain thrust is moved to the 4th position with attachment driving shaft 231.
In order to which the stroke to thread trimmer limits, with the stop motion after thread trimmer completes trimming.Further, first
Transmission component 23 further include: limit stop ring 235, limit stop ring 235 are set on transmission shaft 231, are moved in transmission shaft 231
When four positions, thread trimmer completes trimming, while the inner sidewall that limit stop ring 235 is abutted with the first fixing seat 22 is abutted and will be passed
Moving axis 231 is limited at four positions, and avoiding thread trimmer from continuing, knife direction is mobile to break thread trimmer towards returning.
As shown in figure 5, presser feet equipment 30 includes: presser feet, presser foot lifter axis 31 and the second transmission component 32, presser foot lifter axis 31 can
Be rotatably arranged in the second fixing seat, presser feet setting on presser foot lifter axis 31 when presser foot lifter axis 31 turns to predeterminated position
It lifts；Motor 10 is drivingly connected by the second transmission component 32 with presser foot lifter axis 31 to drive presser foot lifter axis 31 to rotate.
Specifically, the second transmission component 32 includes: the second crank 321, pull rod shaft 322, third crank 323 and first connecting rod
324, the second crank 321 is connected on presser foot lifter axis 31, and the second crank 321 has the first driving end；Pull rod shaft 322 is rotationally
It is arranged in the second fixing seat, pull rod shaft 322 and presser foot lifter axis 31 are mutually perpendicular to and are located at the lower section of presser foot lifter axis 31, pull rod shaft
Third crank 323 is provided on 322, third crank 323 has the second driving end；One end of first connecting rod 324 and the second crank
321 the first driving end is hinged, and the other end of first connecting rod 324 and the second driving end of third crank 323 are hinged, thus drawing
Presser foot lifter axis 31 is driven to rotate by third crank 323, first connecting rod 324 and the second crank 321 when bar axis 322 rotates.
Second transmission component 32 further includes second connecting rod 325 and third connecting rod 326, the first end and drawing of second connecting rod 325
Bar axis 322 is fixedly connected；The first end of third connecting rod 326 and the second end of second connecting rod 325 are hinged；Wherein, motor 10 is defeated
Shaft has a second output terminal, and the first output end and second output terminal of the output shaft of motor 10 are output shaft opposite two defeated
Outlet is provided with the 4th crank 13 in second output terminal, and the 4th crank 13 is Double-end crank, and the 4th crank 13 has the first crank
First 14 and the second crank head 16, the first crank head 14 is connect with the second end of third connecting rod 326, thus in the output shaft of motor 10
The rotation of pull rod shaft 322 is driven to drive the rotation of presser foot lifter axis 31 will pressure by third connecting rod 326 and second connecting rod 325 when rotation
Foot lifts.Reduction torsion spring is provided on presser foot lifter axis 31, presser foot lifter axis 31 can compress reset during lifting presser feet and turn round
Spring；After the movement for completing presser foot lifter, reset presser foot lifter axis 31 under the action of reduction torsion spring.
Further, it is provided with the second crank-pin 15 on the first crank head 14, the second end of third connecting rod 326 offers edge
The first slide opening 327 that the extending direction of third connecting rod 326 extends, the second crank-pin 15 are slideably threaded through the first slide opening 327
It is interior.When the output shaft of motor 10 rotates counterclockwise, the second crank-pin 15 is abutted with one end of the first slide opening 327 to by the
Three-link 326 pulls second connecting rod 325, and second connecting rod 325 pulls pull rod shaft 322 to rotate；When the output shaft of motor 10 is clockwise
When rotation, under the action of reduction torsion spring, presser foot lifter axis 31 rotates in the opposite direction, so that third connecting rod 326 is driven to move downward,
During third connecting rod 326 moves downward, the second crank-pin 15 carries out idle stroke along 327 upward sliding of the first slide opening, not right
Third connecting rod 326 generates motive force.
As shown in figure 5, loose ends equipment 40 includes: clamp, loose ends crank 41 and third transmission component 42；Loose ends crank 41
It is rotatably arranged in third fixing seat, clamp setting is being pressed from both sides on loose ends crank 41 with driving when loose ends crank 41 rotates
Line plate loose ends；Motor 10 is drivingly connected by third transmission component 42 and loose ends crank 41 to drive loose ends crank 41 to rotate.
Specifically, loose ends crank 41 includes: crank axle 411 and toggle-action lever 412, and crank axle 411 is rotatably arranged in
In three fixing seats；Toggle-action lever 412 is mutually perpendicular to crank axle 411 and one end of crank axle 411 is arranged in 411 turns of crank axle
It is dynamic, wherein third transmission component 42 is connect with crank axle 411, and clamp is arranged on toggle-action lever 412.
Third transmission component 42 includes: fourth link 421 and the 5th connecting rod 422, and the first end of fourth link 421 is connected to
On crank axle 411, the second end of the first end and fourth link 421 of the 5th connecting rod 422 is hinged；Wherein, on the 4th crank 13
The second crank head 16 connect with the second end of the 5th connecting rod 422, to drive pine by the 5th connecting rod 422 and fourth link 421
Line crank 41 rotates.
Further, it is provided with third crank-pin 17 on the second crank head 16, the second end of the 5th connecting rod 422 offers edge
The second slide opening 423 that the extending direction of 5th connecting rod 422 extends, third crank-pin 17 are slideably threaded through the second slide opening 423
It is interior.When the output shaft of motor 10 rotates clockwise, third crank-pin 17 is abutted with one end of the second slide opening 423 to by the
Five connecting rods 422 pull fourth link 421, and fourth link 421 drives crank axle 411 and toggle-action lever 412 to rotate；It is defeated when motor 10
When shaft rotates counterclockwise, third crank-pin 17 carries out idle stroke, not to the 5th connecting rod 422 along 423 upward sliding of the second slide opening
Generate motive force.
In specific work process, as shown in Figure 4 and Figure 5, in initial position, the output shaft of motor 10 is rotated counterclockwise,
The first crank 11 and the first crank-pin 12 is driven to deviate from the card slot on transmission shift fork 236；4th crank, 13 counterclockwise movement simultaneously,
Third connecting rod 326 is driven to rotate, third connecting rod 326 drives second connecting rod 325 to rotate, and second connecting rod 325 and pull rod shaft 322 are solid
Fixed, pull rod shaft 322 drives third crank 323 to rotate, and third crank 323 drives first connecting rod 324 to move, 324 band of first connecting rod
Dynamic second crank 321 rotation, the second crank 321 is fixed with presser foot lifter axis 31, drives presser foot lifter axis rotary type pressure foot lifting.4th
Third crank-pin 17 when crank 13 rotates counterclockwise on the second crank head 16 is walked in the second slide opening 423 of the 5th connecting rod 422
Idle stroke.
When the output shaft clockwise movement of motor 10, the first crank 11 and the first crank-pin 12 is driven to return to initial position,
The output shaft of motor 10 drives the 4th crank 13 to rotate clockwise simultaneously, upper second of the first crank head 14 of the 4th crank 13
Crank-pin 15 walks idle stroke in the first slide opening 327 of third connecting rod 326, while the reduction torsion spring on presser foot lifter axis 31 drives lift
Presser feet axis 31 rotates backward, and drives 321 counter motion of the second crank, and the second crank 321 drives first connecting rod 324 to move upwards,
First connecting rod 324 drives third crank 323 to rotate backward, and third crank 323 and pull rod shaft 322 are fixed, and pull rod shaft 322 drives the
Two connecting rods 325 rotate backward initial position, and second connecting rod 325 drives third connecting rod 326 to return to initial position.
It being rotated clockwise in the output shaft of initial position motor 10, the first crank 11 drives transmission shift fork 236 is past to move left,
It is driven shift fork 236 and transmission shaft 231 is fixed, transmission shaft 231 and link block 232 are fixed, and link block 232 passes through 233 band of linking arm
Movable pendulum arm 24 is swung, so that thread trimmer be driven to go out knife；Meanwhile the output shaft of motor 10 drives the 4th crank 13 to rotate clockwise,
It is walked in the first slide opening 327 of the second crank-pin 15 on the first crank head 14 of the 4th crank 13 on third connecting rod 326 at this time
Idle stroke；The third crank-pin 17 of second crank head 16 of the 4th crank 13 drives the movement of the 5th connecting rod 422, the 5th connecting rod 422
Fourth link 421 is driven to rotate clockwise, fourth link 421 and loose ends crank 41 are fixed, and loose ends crank 41 drives clamp pine
Line.
When the output shaft of motor 10 rotates counterclockwise, the first crank 11 drives transmission shift fork 236 to turn right movement, resets simultaneously
Spring 234 drives link block 232 to turn right movement, in the case where being driven the collective effect of shift fork 236 and reset spring 234, transmission shaft 231
It turns right movement, transmission shaft 231 drives swing arm 24 to swing thread trimmer is driven to return knife and carry out trimming clamp by linking arm 233,
It returns cutter position and control is adjusted by limit stop ring 235；Output shaft drive 13 counterclockwise movement of the 4th crank of motor 10 simultaneously, the 4th
The third crank-pin 17 of second crank head 16 of crank 13 walks idle stroke in the second slide opening 423 on the 5th connecting rod 422, at this time
Reset spring on loose ends crank 41 drives loose ends crank 41 to rotate counterclockwise, and loose ends crank 41 drives clamp clamp, simultaneously
The crank axle 411 of loose ends crank 41 drives fourth link 421 to rotate counterclockwise to initial position.
Above-mentioned the utility model embodiment serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
In the above embodiments of the present invention, all emphasize particularly on different fields to the description of each embodiment, in some embodiment
The part not being described in detail, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, each functional unit in each embodiment of the utility model can integrate in one processing unit,
It can be each unit to physically exist alone, can also be integrated in one unit with two or more units.It is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, the technical solution of the utility model sheet
The all or part of the part that contributes to existing technology or the technical solution can be with software product in other words in matter
Form embodies, which is stored in a storage medium, including some instructions are used so that a meter
Calculate machine equipment (can be personal computer, server or network equipment etc.).And storage medium above-mentioned includes: USB flash disk, read-only deposits
Reservoir (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk,
The various media that can store program code such as magnetic or disk.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of control device for sewing-machine characterized by comprising
Equipment is controlled, for controlling the operating status of motor according to the control information；
Presser feet equipment is connected with the motor, for controlling lifting and putting down for presser feet；
Loose ends equipment is connected with the motor, for controlling clamp loose ends；
Trimming equipment is connected with the motor, for controlling the knife out of thread trimmer and returning knife.
2. the apparatus according to claim 1, which is characterized in that described device further include:
First drive apparatus is connected between the motor and the presser feet equipment, for the operation according to the motor
State controls the presser feet equipment；And/or
Second drive apparatus is connected between the motor and the loose ends equipment, for the operation according to the motor
State controls the loose ends equipment；And/or
Third drive apparatus is connected between the motor and the trimming equipment, for the operation according to the motor
State controls the trimming equipment.
3. the apparatus according to claim 1, which is characterized in that the control equipment includes:
First information detection device, for detecting whether there are presser foot lifter information, wherein the control information includes the lift pressure
Foot information, the presser foot lifter information are used to indicate the sewing machine and lift presser feet；
First motor controls equipment, is connected with the motor and the first information detection device, for detecting the lift
In the case where presser feet information, controls the presser feet equipment and lift the presser feet.
4. the apparatus according to claim 1, which is characterized in that the control equipment includes:
Second information detecting apparatus, for detecting whether in the presence of foot information is bled off pressure, wherein the control information includes described bleed off pressure
Foot information, it is described bleed off pressure foot information and be used to indicate the sewing machine put down presser feet, the feelings for bleeding off pressure foot information are being not detected
Under condition, the presser feet equipment is kept to lift the presser feet；
Second electric machinery control device is connected with the motor and second information detecting apparatus, for detecting described put
In the case where presser feet information, controls the presser feet equipment and put down the presser feet.
5. the apparatus according to claim 1, which is characterized in that the control equipment includes:
Third information detecting apparatus, for detecting whether there are trimming information, wherein the control information includes the trimming letter
Breath, the trimming information are used to indicate the sewing machine and cut sewing thread；
Third electric machinery control device is connected with the motor and the third information detecting apparatus, for detecting described cut
It in the case where line information, first controls the thread trimmer and goes out knife, then control the thread trimmer and return knife.
6. device according to claim 5, which is characterized in that the control equipment further include:
4th electric machinery control device is connected with the motor and the third information detecting apparatus, for detecting described cut
In the case where line information, the clamp loose ends is controlled.
7. the apparatus according to claim 1, which is characterized in that the motor includes stepper motor.
8. a kind of sewing machine, which is characterized in that including control device for sewing-machine described in any one of claims 1 to 6.
9. a kind of sewing-machine control systems, which is characterized in that controlled including sewing machine described in any one of claims 1 to 6
Device；And
Communication device is connected with the control device for sewing-machine, for obtaining the control instruction of sewing machine, and to the sewing machine
Control device transmits the corresponding control information of the control instruction.
10. system according to claim 9, which is characterized in that the communication device includes at least one of:
Wireless communication device is connected with the control device for sewing-machine, for establishing the channel radio of the control device for sewing-machine
Letter；
Wire communication device is connected with the control device for sewing-machine, for establishing the cable modem of the control device for sewing-machine
Letter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820333336.3U CN208183273U (en) | 2018-03-12 | 2018-03-12 | Control device for sewing-machine, system and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820333336.3U CN208183273U (en) | 2018-03-12 | 2018-03-12 | Control device for sewing-machine, system and sewing machine |
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| Publication Number | Publication Date |
|---|---|
| CN208183273U true CN208183273U (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820333336.3U Active CN208183273U (en) | 2018-03-12 | 2018-03-12 | Control device for sewing-machine, system and sewing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750425A (en) * | 2019-01-15 | 2019-05-14 | 杰克缝纫机股份有限公司 | A kind of sewing machine, loose ends control device and loose ends control method |
-
2018
- 2018-03-12 CN CN201820333336.3U patent/CN208183273U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750425A (en) * | 2019-01-15 | 2019-05-14 | 杰克缝纫机股份有限公司 | A kind of sewing machine, loose ends control device and loose ends control method |
| CN109750425B (en) * | 2019-01-15 | 2021-07-30 | 杰克缝纫机股份有限公司 | Sewing machine, thread loosening control device and thread loosening control method |
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