CN203360782U - Synchronous operation control system for automatic backlatching mechanism of sewing device - Google Patents
Synchronous operation control system for automatic backlatching mechanism of sewing device Download PDFInfo
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- CN203360782U CN203360782U CN 201320046682 CN201320046682U CN203360782U CN 203360782 U CN203360782 U CN 203360782U CN 201320046682 CN201320046682 CN 201320046682 CN 201320046682 U CN201320046682 U CN 201320046682U CN 203360782 U CN203360782 U CN 203360782U
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Abstract
The utility model relates to a synchronous operation control system for an automatic backlatching mechanism of a sewing device. The synchronous operation control system for the automatic backlatching mechanism of the sewing device can be applied to an integrating and sewing device and is aimed at performing synchronous operation control between a direct-drive sewing servo motor of the automatic backlatching mechanism of the sewing device and a group of sewing auxiliary device. The synchronous operation control system is characterized in that: a single group of motor rotation detection module is adopted and is arranged on the sewing servo motor in a direct coupling method instead of a conventional method of an indirect transmission to a sewing needle by a belt wheel. Therefore, a problem in the prior art that two groups of encoders are needed so that the structure of the device is complicated is resolved; defects that wiring installation and maintenance operation are inconvenient, oversize space is occupied, manufacture and use are inconvenient due to the fact that electric energy is excessively consumed and the excessive consumption does not fit cost economic benefits are overcome; and time sequences of signalizing activities of the sewing auxiliary devices are more precisely controlled.
Description
Technical field
The utility model relates to a kind of automatic control technology, particularly relevant for a kind of sewing device, automatically refund the machine-processed run-in synchronism control system of seam, can be applicable to be integrated into a sewing device, in order between the sewing servicing unit that automatically refunding direct-drive type sewing servo motor in seam device (Automatic Backlatching Device) and a group on this sewing device, to provide a synchronous running to control function.
Background technology
Sewing machines is a kind of machine that is used for manufacturing textiles, and its major function is for being integral the cloth of textiles with the line automated sewing.The Sewing machines of automation at present is provided with a kind of seam device (Automatic Backlatching Device) of automatically refunding, the sewing servicing unit that its assembling comprises a sewing mechanism and a group usually; Wherein this sewing mechanism comprises a servo motor and a sewing pin, and this sewing servicing unit group comprises side-blown the end of a thread device, a front Thread odds suction device, a rear Thread odds suction device, fore blow the end of a thread device, front suction cloth bits device, burst at the seams an aperture apparatus, a presser foot lifting device, a wire-clamping device, a line tension control device, a braiding pawl control device and a seam distance control apparatus.When carrying out the sewing operation, sewing mechanism drive the sewing pin to carry out a sewing action moved in circles up and down by servo motor; Move to be turned round and in the mode of pulling together, coordinate and be synchronized with sewing in this each sewing servicing unit of while, the sewing pin can smoothly be reached and successfully linear slit is entered to textiles.
In aforesaid sewing operating process, the sewing action that servo motor drives and the running of each sewing servicing unit, the two must synchronously carry out, the namely startup of each sewing servicing unit and the time point of closing must just in time correspond to the specific rotational displacement amount of servo motor, namely specifically rotate the number of turns, to allow operating function that each sewing servicing unit is provided all can just in time coordinate the carrying out of sewing action.If there is the running of any one sewing servicing unit to fail to be synchronized with sewing action, can make the sewing action can't be smooth and carry out smoothly and cause the operation exception situation.
A kind of existing Sewing machines that the weaving industry is commonly used at present, in the textural of sewing mechanism, be that the torsion that adopts a kind of pulley transmission mechanism that servo motor is produced sends the driving shaft of sewing pin to by a belt pulley, and in order to allow energy run-in synchronism between sewing mechanism and each sewing servicing unit, the sewing machine of this existing Sewing machines sets up the encoder that is equipped with two groups, be installed on respectively the rotating shaft of servo motor and pass through the sewing pin driving shaft of belt pulley transmission, in order to detect respectively the two operating condition when the real-world operation, comprise rotating speed, the position, angle, and rotational displacement amount (rotating the number of turns), and capture the numerical value that represents these operating conditions, control the startup of each sewing servicing unit and close according to this little numerical value again, thereby make its running be synchronized with servo motor.
Yet aforesaid design can cause a problem in concrete enforcement, namely adopt two group coding devices can cause the structure of sewing device to there is high complexity, make product in doing the pulse wave that is difficult for allowing two groups of revolution detecting modules produce reaches accurate action sequence in fact.
In addition, the installation distribution that this problem also causes manufacturing and the maintenance work of using are all very inconvenient, and because its structure takies excessive space and too consumes electric energy, therefore not only allow manufacturing process very numerous and diverse, and need higher spare part and assembly cost, therefore manufacturing and using all not convenient and do not meet the cost economic benefit.
The utility model content
Because the problem of above-described prior art, main purpose of the present utility model is to be to provide a kind of new sewing device automatically to refund the machine-processed run-in synchronism control technology of seam to be used as a kind of feasible solution, can be used to providing a synchronous running to control function between the sewing servo motor on sewing device and each sewing servicing unit, but needn't be as used two group coding devices as prior art, and only need to use one group of revolution detecting module in the utility model, therefore can be used to reduce the complex structure degree of sewing device, thereby solving prior art is manufacturing and is using not convenient and do not meet the shortcoming of cost economic benefit.
On function, the utility model is in order to provide a synchronous running to control function to automatically refunding between the sewing servicing unit that sewing servo motor in seam mechanism is relevant with each on sewing device, make the running of each sewing servicing unit can be synchronized with the sewing servo motor, namely be synchronized with the sewing action that the sewing servo motor drives.
In textural, the utility model is when specifically being implemented as a system, its essential structure at least comprises: (A) revolution detecting module, it is to be mounted to this direct-drive type sewing servo motor with direct coupled modes, and this revolution detecting module is applied to control as the rotating speed of this direct-drive type sewing servo motor simultaneously in addition, in order to detect the rotational displacement amount of this direct-drive type sewing servo motor when the real-world operation; (B) a synchronous control signal processing module, the rotational displacement amount that it can detect this revolution detecting module and one group of predetermined startup value and close value are made comparisons, and wherein this organizes predetermined startup value and close value is preset as the synchronous startup that corresponds to respectively this sewing servicing unit and the time point of closing; And (C) switch control module, when its rotational displacement amount that can be compared in this synchronous control signal processing module equals the startup value of this sewing servicing unit, response output one starts control signal, in order to start this sewing servicing unit entry into service; And while equaling the close value of this sewing servicing unit, response output one closing control signal, in order to close the running of this sewing servicing unit, make the startup of this sewing servicing unit and close to be synchronized with the sewing action that this sewing mechanism is carried out; And can and then comprise: (D) human-computer interface module, can provide an operating mode set-up function and an operating condition Presentation Function and a main control module its be as the communication between this human-computer interface module and this synchronous control signal processing module, this human-computer interface module can be monitored this synchronous control signal processing module.
Aforesaid this sewing servicing unit group comprises: a side-blown the end of a thread device, a front Thread odds suction device, a rear Thread odds suction device, fore blow the end of a thread device, front suction cloth bits device, burst at the seams an aperture apparatus, a presser foot lifting device, a wire-clamping device, a line tension control device, a braiding pawl control device and a seam distance control apparatus.
Aforesaid this human-computer interface module adopts a microprocessor in concrete enforcement.
Aforesaid this human-computer interface module adopts a customized ASIC logic circuit in concrete enforcement.
Aforesaid this human-computer interface module adopts a programmable logic circuit in concrete enforcement.
The type of aforesaid this programmable logic circuit comprises: on-the-spot programmable logic gate array, programmable logical device, programmable logic array and programmable array logic.
The revolution state detecting device that aforesaid this revolution detecting module is a photoinduction formula.
Aforesaid this synchronous control signal processing module adopts a microprocessor in concrete enforcement.
Aforesaid this synchronous control signal processing module adopts a customized ASIC logic circuit in concrete enforcement.
Aforesaid this synchronous control signal processing module adopts a programmable logic circuit in concrete enforcement.
The type of aforesaid this programmable logic circuit comprises: on-the-spot programmable logic gate array, programmable logical device, programmable logic array and programmable array logic.
Aforesaid this switch control module is the switch controlling device of an electromagnetic type in concrete enforcement.
Characteristics of the present utility model are only to adopt single group of revolution detecting module, and needn't be as used two group coding devices as prior art, and this single group of revolution detecting module is mounted to the sewing servo motor with direct coupling system, and this sewing servo motor is a direct-drive type, namely the outputting torsion direct-drive of sewing servo motor is to the sewing pin, but not as be indirectly by a belt pulley, to drive to the sewing pin as prior art.This practice can be used to solve prior art the causes sewing device too complicated problem of structure because of using two group coding devices, therefore can be used to reduce the complexity of unitary construction, thus solve prior art due to distribution and maintenance work inconvenience being installed, take excessive space and too consume electric energy cause manufacture and use on not convenient and do not meet the shortcoming of cost economic benefit.
In addition, because the utility model is to adopt the rotating speed of sewing servo motor to control same revolution detecting module used to capture required control signal, in order to sewing servicing unit group is carried out to run-in synchronism control, therefore can more accurately control the signalizing activity sequential of each sewing servicing unit.Therefore the utility model has better progressive than prior art.
The accompanying drawing explanation
Fig. 1 is an application schematic diagram, the application mode that is integrated into this sewing device in order to the basic framework that shows a typical sewing device and the utility model;
Fig. 2 is a functional schematic, in order to show input and output function of automatically refunding the machine-processed run-in synchronism control device of seam of the present utility model;
Fig. 3 is a configuration diagram, in order to show basic framework of automatically refunding the machine-processed run-in synchronism control device of seam of the present utility model;
Fig. 4 is a processing procedure schematic diagram, in order to show the control signal processing procedure that the machine-processed run-in synchronism control device of seam carries out of automatically refunding of the present utility model.
The specific embodiment
Below coordinate appended graphicly, disclose in detail essence technology contents and embodiment that explanation sewing device of the present utility model is refunded the machine-processed run-in synchronism control system of seam automatically.
Fig. 1 shows that the basic framework of a typical sewing device 10 and the utility model when being embodied as a system (square as label 100 indications, be designated hereinafter simply as " automatically refund the machine-processed run-in synchronism control system of seam) are integrated into the application mode of this sewing device 10.
As shown in the figure, this sewing device 10 has one and automatically refunds seam device (Automatic Backlatching Device), and its basic framework comprises a sewing mechanism 20, a sewing servicing unit group 30 and a feeder line mechanism 40; Wherein this sewing mechanism 20 comprises sewing servo motor 21 and a sewing pin 22 of a direct-drive type, can this sewing servicing unit group 30 pull together under auxiliary a slice cloth 50 is carried out to the sewing action, sew up to this cloth 50 (remarks: the basic framework of sewing device 10 still comprises many other mechanism and facilities, but only shows and part that explanation is relevant with the utility model) herein in order to the line material 41 that this feeder line mechanism 40 is presented.
As shown in Figure 2, the sewing servicing unit that sewing servicing unit group 30 comprises a group, wherein for example comprise side-blown the end of a thread device 30a, a front Thread odds suction device 30b, a rear Thread odds suction device 30c, fore blow the end of a thread device 30d, front suction cloth bits device 30e, burst at the seams an aperture apparatus 30f, a presser foot lifting device 30g, a wire-clamping device 30h, a line tension control device 30i, a braiding pawl control device 30j and a seam distance control apparatus 30k.Must be noted that herein a bit, the sewing servicing unit that sewing servicing unit group 30 may and then comprise other type, but the sewing servicing unit type that only exemplifies typical sewing device herein and usually had; That is the utility model is not limited in and is applicable to the sewing servicing unit type that this place exemplifies, also applicable to the sewing servicing unit of other type.
When sewing device 10 practical operation, sewing mechanism 20 can drive by the rotation of sewing servo motor 21 sewing pin 22 to carry out the reciprocating action of circulation up and down, by this this sheet cloth 50 is carried out to the sewing action, and in this each sewing servicing unit (30a in this sewing servicing unit group 30 simultaneously, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) run-in synchronism comes the sewing action that the feeder line function of respectively feeder line mechanism 40 being carried out and sewing mechanism 20 are carried out that one side-blown the end of a thread function is provided, one front Thread odds suction function, one rear Thread odds suction function, one fore blow the end of a thread function, one front suction cloth bits function, an one hole function that bursts at the seams, one presser foot lifter function, one wire clamping function, one tension control function, one braiding pawl controls function and a seam distance is controlled function, thereby the sewing action that the feeder line function that cooperation and assistance feeder line mechanism 40 are carried out and sewing mechanism 20 are carried out, make line material 41 swimmingly sewing to this sheet cloth 50.Due to the function of these a little sewing servicing units (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) and structure be existing, therefore following it not being explained in detail.
In above-mentioned sewing operating process, each sewing servicing unit (30a, 30b in sewing servicing unit group 30,30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, the sewing that 30k) all must carry out with respect to sewing mechanism 20 in proper order moves to carry out run-in synchronism, and the namely control of its on off state (ON/OFF) is that (following table is shown for rotational displacement amount (Angular Displacement) according to sewing servo motor 21
).
Specifically, whenever the rotational displacement amount of sewing servo motor 21
while reaching a predetermined startup value, can start sewing servicing unit group 30 one of them corresponding sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, or 30k) and carry out entry into service; And while then reaching again a predetermined close value, it can be closed.If these sewing servicing units (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) running fail to be synchronized with the sewing action and cross slow or too fast startup, can make sewing move these mechanism of required cooperation because can't synchronously being caused the operation exception situation.
As depicted in figs. 1 and 2, automatically the machine-processed run-in synchronism control system 100 of seam of refunding of the present utility model is used for being arranged at the sewing servo motor 21 of sewing mechanism 20 and each sewing servicing unit (30a in sewing servicing unit group 30 in practical application, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k), make each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, the sewing servo motor 21 that running 30k) all can coordinate and be synchronized with sewing mechanism 20 drives the sewing that sewing pin 22 carries out to move.
As shown in Figure 3, essential structure of automatically refunding the machine-processed run-in synchronism control system 100 of seam of the present utility model comprises following functional module: (A) revolution detecting module 110; (B) a synchronous control signal processing module 120; And (C) switch control module 130; And can and then comprise: (D) human-computer interface module 200 and a main control module 210.Individual attribute and the function of these a little members below are described at first respectively.
Revolution detecting module 110 can, in order to detect the rotary state of sewing servo motor 21 when the real-world operation, comprise rotating speed, position, angle and rotational displacement amount (rotating the number of turns).Characteristics of the present utility model are that this revolution detecting module 110 is to be mounted to this sewing servo motor 21 with direct coupled modes, and this sewing servo motor 21 is a direct-drive type, namely the outputting torsion of sewing servo motor 21 is that direct-drive is to sewing pin 22, but not as be indirectly by a belt pulley, to drive to sewing pin 22 as prior art.
In this way, the rotation that therefore revolution detecting module 110 can directly detect the rotating shaft of this sewing servo motor 21 detects its rotary state, comprise rotating speed, position, angle and rotational displacement amount, but not the rotation of the rotating shaft of detecting by the belt pulley transmission detects indirectly.
In addition, this revolution detecting module 110 is applied to control as the rotating speed of direct-drive type sewing servo motor 21 simultaneously in addition, wherein that detected rotating speed V is fed back to the rotating speed that a servo motor driven device 60 is controlled servo motor 21, namely the rotating speed of servo motor 21 is controlled and sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, it is to adopt single and same revolution detecting module 110 that run-in synchronism 30k) is controlled, but not as be to use respectively two groups as prior art.The operating mechanism process of controlling due to this rotating speed is existing, therefore in this, it is not elaborated.
In application of the present utility model, revolution detecting module 110 only is used for detecting the rotational displacement amount of sewing servo motor 21, and (following table is shown
), and by detected rotational displacement amount
as exporting and sending synchronous control signal processing module 120 to, further process.In concrete enforcement, this revolution detecting module 110 can be for example a kind of revolution state detecting device of induction type, the pulse wave that touches a serial of generation in the time of can utilizing 21 running of sewing servo motor detects the rotating speed (angular speed) of the rotating shaft of sewing servo motor 21, position, angle (angular position), and rotational displacement amount (angular displacement), namely pulse wave of every generation represents and has rotated a specific angular displacement, therefore as long as the number of the pulse wave that counting produces can be learnt the numerical value of these rotary states.
In application of the present utility model, this revolution detecting module 110 only is used for detecting and acquisition rotational displacement amount
numerical value.The rotational displacement amount that this revolution detecting module 110 detects
represent the rotation number of turns of sewing servo motor 21 when real-world operation, and every rotation 1 circle of sewing servo motor 21 represents that it can drive sewing pin 22 to carry out the sewing action moved in circles up and down for 1 time.In other words, when the rotational displacement amount
equal 360 while spending, it represent that sewing servo motor 21 has rotated 1 circle, the sewing action that sewing pin 22 is completed move in circles up and down for 1 time; Equal 720 degree and represent that sewing servo motor 21 has rotated 2 circles, the sewing that sewing pin 22 is completed move in circles up and down for 2 times action; Equal 1080 degree and represent that sewing servo motor 21 has rotated 3 circles, the sewing that sewing pin 22 is completed move in circles up and down for 3 times action; The rest may be inferred.
In addition, revolution detecting module 110 is in concrete enforcement and can be the photoinduction formula, also can be induction, or the device of the revolution detected of other any pattern angular displacement.
The rotational displacement amount that synchronous control signal processing module 120 can detect above-mentioned revolution detecting module 110
numerical value and one group of default startup value and close value make comparisons, wherein this group startup value and close value are preset as respectively each sewing servicing unit (30a, the 30b corresponded in sewing servicing unit group 30,30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) startup and the time point of closing, each sewing servicing unit (30a namely, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) preset respectively a startup value and a close value, and whenever the rotational displacement amount
while reaching the startup value of some sewing servicing units wherein, respond the startup control signal (ON) that produces this sewing servicing unit; And and then in the rotational displacement amount
while reaching its close value, respond the closing control signal (OFF) that produces this sewing servicing unit.
In concrete enforcement, this synchronous control signal processing module 120 can adopt a microprocessor to carry out the rotational displacement amount
numeric ratio implement, or adopt the logic circuit of customized or programmable, ASIC ASIC(Application-Specific Integrated Circuit for example), on-the-spot programmable logic gate array FPGA(Field Programmable Gate Array), programmable logical device PLD(Programmable Logic Device), programmable logic array PLA(Programmable Logic Array), programmable array logic PAL(Programmable Array Logic), etc.
Switch control module 130 can receive startup control signal and the closing control signal that above-mentioned synchronous control signal processing module 120 is exported, and controls according to this respectively corresponding each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) startup and close, make each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) startup and to close be all to coordinate in proper order in a predefined manner and be synchronized with the sewing action that the sewing pin 22 of sewing mechanism 20 carries out.
In concrete enforcement, this switch control module 130 is for example an existing electromagnetic type switch controlling device, can control by electromagnetic valve the on off state of its another device connected, each sewing servicing unit (30a, 30b, 30c namely, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) on off state; But in addition, also can adopt the switch controlling device of any other pattern.
Human-computer interface module 200 can provide an operating mode set-up function and an operating condition Presentation Function under main control module 210 is controlled; Wherein the operating mode set-up function can allow the user be used for setting the operating mode of each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k); The operating condition Presentation Function can show the operating condition of each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) when practical operation, for example starts or closed condition (ON/OFF).
Main control module 210 is as the communication between human-computer interface module 200 and synchronous control signal processing module 120, human-computer interface module 200 can be monitored synchronous control signal processing module 120, and monitored results is back to human-computer interface module 200, to allow human-computer interface module 200 monitored results can be shown to the user.
In concrete enforcement, this man-machine interface module 200 and main control module 210 can adopt a microprocessor to coordinate memory to carry out the human-computer interaction handling procedure, or adopt the logic circuit of customized or programmable, ASIC ASIC(Application-Specific Integrated Circuit for example), on-the-spot programmable logic gate array FPGA(Field Programmable Gate Array), programmable logical device PLD(Programmable Logic Device), programmable logic array PLA(Programmable Logic Array), programmable array logic PAL(Programmable Array Logic), etc..
In aforesaid structure, the utility model is that compared to the topmost different characteristics of prior art sewing servo motor 21 to the kind of drive of sewing pin 22 is direct-drive type, the torsion that namely sewing servo motor 21 is exported is the running that directly is used for driving sewing pin 22, but not as be to carry out indirectly torsion to be sent to sewing pin 22 by a belt pulley as prior art, therefore can be as need be one group coding device respectively be installed respectively at the rotating shaft of servo motor and the rotating shaft of belt pulley as prior art, namely prior art need to be installed two groups of revolution detecting modules, the utility model only needs one group of revolution detecting module, and this revolution detecting module 110 of single group is to be mounted to this sewing servo motor 21 with direct coupled modes, but not as be to be mounted to one by the rotating shaft of belt pulley transmission as prior art, therefore the rotation that can directly detect the rotating shaft of this sewing servo motor 21 detects its rotary state, comprise rotating speed, the position, angle, and rotational displacement amount, but not the rotation of the rotating shaft of detecting by the belt pulley transmission detects indirectly.
Below with reference to Fig. 4, the control step that the machine-processed run-in synchronism control system 100 of seam is carried out when the practical application of automatically refunding of the present utility model is described.When practical operation, when sewing device 10 is activated to come into operation, it can cause 21 entrys into service of sewing servo motor, uses and drive sewing pin 22 to carry out a sewing action moved in circles up and down.In this simultaneously, each sewing servicing unit (30a in sewing servicing unit group 30, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, running 30k) must be synchronized with the running of sewing servo motor 21, and the rotating speed of sewing servo motor 21 may change at any time and sometimes comparatively fast sometimes slower, therefore must make each sewing servicing unit (30a in sewing servicing unit group 30 by the machine-processed run-in synchronism control system 100 of seam of automatically refunding of the present utility model, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, running 30k) all is synchronized with sewing servo motor 21 at any time.
Automatically the machine-processed run-in synchronism control system 100 of the seam control processing procedure of carrying out of refunding of the present utility model is as described below.
At first the step as shown in U1 in Fig. 4, when the user by a slice when the cloth 50 stitched is put into the sewing position on sewing device 10, it can start sewing device 10 and start to be turned round, namely make sewing servo motor 21 entrys into service in sewing mechanism 20 and drive sewing pin 22 to carry out sewing action up and down reciprocatingly, and also start simultaneously and of the present utility modelly automatically refund machine-processed run-in synchronism control system 100 entrys into service of seam and make each sewing servicing unit (30a in sewing servicing unit group 30 in this, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) can be synchronized with the sewing action that sewing pin 22 carries out.In concrete enforcement, the enforcement of this start-up performance can for example adopt a photoinduction formula switching device (not being shown in graphic), can detect on the sewing position that whether has a slice cloth 50 to be placed on sewing device 10 by the photoinduction mode, but also can adopt other different modes to implement, for example manual control starts, presses startup, automatically controls and start etc.
After starting, of the present utility model automatically to refund the control processing procedure that the machine-processed run-in synchronism control system 100 of seam carries out as described below.
Step1: the step as shown in S1 in Fig. 4 at first, when 21 entry into service of sewing servo motor, revolution detecting module 110 starts to continue the rotational displacement amount of detecting sewing servo motor 21 when real-world operation
and by detected rotational displacement amount
as exporting and send to synchronous control signal processing module 120.
Step2: follow the step as shown in S2 in Fig. 4, synchronous control signal processing module 120 is about to the rotational displacement amount that above-mentioned revolution detecting module 110 detects
with the default startup value of each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) and close value, make comparisons.Whenever the rotational displacement amount
while reaching the startup value of side-blown the end of a thread device 30a, i.e. response produces the startup control signal of side-blown the end of a thread device 30a; And and then in the rotational displacement amount
while reaching the close value of side-blown the end of a thread device 30a, response produces the closing control signal of side-blown the end of a thread device 30a.Similarly, whenever the rotational displacement amount
while reaching the startup value of front Thread odds suction device 30b, i.e. the startup control signal of Thread odds suction device 30b before response produces; And in the rotational displacement amount
while reaching the close value of front Thread odds suction device 30b, the closing control signal of Thread odds suction device 30b before response produces.All the rest may be inferred for the run-in synchronism control mode of all the other each sewing servicing units (30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k).
Step3: follow the step as shown in S3 in Fig. 4, switch control module 130 receives startup control signal and the closing control signal that synchronous control signal processing module 120 is exported, and controls according to this corresponding each sewing servicing unit (30a respectively, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) startup and close; If namely receive the startup control signal of side-blown the end of a thread device 30a, start the running of side-blown the end of a thread device 30a, and receive the closing control signal of side-blown the end of a thread device 30a, close the running of side-blown the end of a thread device 30a; If receive the startup control signal of front Thread odds suction device 30b, start the running of front Thread odds suction device 30b, and receive the closing control signal of front Thread odds suction device 30b, close the running of front Thread odds suction device 30b; The rest may be inferred.This can control each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) startup and close the sewing action that the sewing pin 22 that all coordinates and be synchronized with sewing mechanism 20 carries out, make each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) running be synchronized with the sewing action that sewing pin 22 carries out.
The treatment step of above Step1 to Step3 constantly repeats, and makes the running of each sewing servicing unit (30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k) all be synchronized with at any time the sewing action that sewing pin 22 carries out.
Compared to prior art, characteristics of the present utility model are only to adopt single group of revolution detecting module, and needn't be as used two group coding devices as prior art, and this single group of revolution detecting module is to be mounted to the sewing servo motor with direct coupling system, and this sewing servo motor is a direct-drive type, namely the outputting torsion of sewing servo motor is that direct-drive is to the sewing pin, but not as be indirectly by a belt pulley, to drive to the sewing pin as prior art.
This practice can be used to solve prior art the causes sewing device too complicated problem of structure because of using two groups of revolution detecting modules, therefore can be used to reduce the complexity of unitary construction, thus solve prior art due to distribution and maintenance work inconvenience being installed, take excessive space and too consume electric energy cause manufacture and use on not convenient and do not meet the shortcoming of cost economic benefit.
In addition, because the utility model is to adopt the rotating speed of sewing servo motor to control same revolution detecting module used to capture required control signal, in order to sewing servicing unit group is carried out to run-in synchronism control, therefore can accurately control the signalizing activity sequential of each sewing servicing unit.Therefore the utility model has better automatic synchronization than prior art and controls effect.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the scope of essence technology contents of the present utility model.Essence technology contents of the present utility model is broadly to be defined in following claim.If the technology entity that other people complete any and the following definien of claim institute, for identical or be a kind of change of equivalence, all will be regarded as being covered by among the scope of the claims of the present utility model.
Claims (7)
1. a sewing device is refunded the machine-processed run-in synchronism control system of seam automatically, and it can be applicable to be integrated into a sewing device, and this sewing device has sewing mechanism and a sewing servicing unit group; Wherein this sewing mechanism comprises a direct-drive type sewing servo motor and a sewing pin, and this direct-drive type sewing servo motor directly drives to outputting torsion this sewing pin; And this sewing servicing unit group at least comprises a sewing servicing unit, in order to this sewing mechanism and this sewing servicing unit, to provide a synchronous running to control function, it is characterized in that, this sewing device is automatically refunded the machine-processed run-in synchronism control system of seam and is comprised:
One revolution detecting module, it is to be mounted to this direct-drive type sewing servo motor with direct coupled modes, and this revolution detecting module is applied to control as the rotating speed of this direct-drive type sewing servo motor simultaneously in addition, in order to detect the rotational displacement amount of this direct-drive type sewing servo motor when the real-world operation;
One synchronous control signal processing module, the rotational displacement amount that it can detect this revolution detecting module and one group of predetermined startup value and close value are made comparisons, and wherein this organizes predetermined startup value and close value is preset as the synchronous startup that corresponds to respectively this sewing servicing unit and the time point of closing;
One switch control module, when its rotational displacement amount that can be compared in this synchronous control signal processing module equals the startup value of this sewing servicing unit, response output one starts control signal, in order to start this sewing servicing unit entry into service; And while equaling the close value of this sewing servicing unit, response output one closing control signal, in order to close the running of this sewing servicing unit, make the startup of this sewing servicing unit and close to be synchronized with the sewing action that this sewing mechanism is carried out.
2. sewing device according to claim 1 is refunded the machine-processed run-in synchronism control system of seam automatically, and it is characterized in that: this sewing servicing unit group comprises: a side-blown the end of a thread device, a front Thread odds suction device, a rear Thread odds suction device, fore blow the end of a thread device, front suction cloth bits device, burst at the seams an aperture apparatus, a presser foot lifting device, a wire-clamping device, a line tension control device, a braiding pawl control device and a seam distance control apparatus.
3. sewing device according to claim 1 is refunded the machine-processed run-in synchronism control system of seam automatically, it is characterized in that: this system more and then comprise: a human-computer interface module can provide an operating mode set-up function and an operating condition Presentation Function; And a main control module, it is as the communication between this human-computer interface module and this synchronous control signal processing module, and this human-computer interface module can be monitored this synchronous control signal processing module.
4. sewing device according to claim 3 is refunded the machine-processed run-in synchronism control system of seam automatically, and it is characterized in that: this human-computer interface module adopts a customized logic circuit in concrete enforcement.
5. sewing device according to claim 1 is refunded the machine-processed run-in synchronism control system of seam automatically, it is characterized in that: the revolution state detecting device that this revolution detecting module is a photoinduction formula.
6. sewing device according to claim 1 is refunded the machine-processed run-in synchronism control system of seam automatically, and it is characterized in that: this synchronous control signal processing module adopts a customized logic circuit in concrete enforcement.
7. sewing device according to claim 1 is refunded the machine-processed run-in synchronism control system of seam automatically, and it is characterized in that: this switch control module is the switch controlling device of an electromagnetic type in concrete enforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320046682 CN203360782U (en) | 2013-01-28 | 2013-01-28 | Synchronous operation control system for automatic backlatching mechanism of sewing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320046682 CN203360782U (en) | 2013-01-28 | 2013-01-28 | Synchronous operation control system for automatic backlatching mechanism of sewing device |
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| CN203360782U true CN203360782U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320046682 Expired - Lifetime CN203360782U (en) | 2013-01-28 | 2013-01-28 | Synchronous operation control system for automatic backlatching mechanism of sewing device |
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| CN (1) | CN203360782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103966778A (en) * | 2013-01-28 | 2014-08-06 | 贺欣机械厂股份有限公司 | Synchronous operation control method and system for automatic backlatching device on sewing equipment |
| CN106012340A (en) * | 2016-07-26 | 2016-10-12 | 杰克缝纫机股份有限公司 | Reverse stitching device of sewing machine and sewing machine |
-
2013
- 2013-01-28 CN CN 201320046682 patent/CN203360782U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103966778A (en) * | 2013-01-28 | 2014-08-06 | 贺欣机械厂股份有限公司 | Synchronous operation control method and system for automatic backlatching device on sewing equipment |
| CN106012340A (en) * | 2016-07-26 | 2016-10-12 | 杰克缝纫机股份有限公司 | Reverse stitching device of sewing machine and sewing machine |
| CN106012340B (en) * | 2016-07-26 | 2018-10-19 | 杰克缝纫机股份有限公司 | Sewing machine refunds seam device and sewing machine |
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