CN102897600B - Single-bus automatic air splicing system with pressure signal feedback - Google Patents
Single-bus automatic air splicing system with pressure signal feedback Download PDFInfo
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- CN102897600B CN102897600B CN201210394248.1A CN201210394248A CN102897600B CN 102897600 B CN102897600 B CN 102897600B CN 201210394248 A CN201210394248 A CN 201210394248A CN 102897600 B CN102897600 B CN 102897600B
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- 238000012360 testing method Methods 0.000 description 6
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- 239000004753 textile Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
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Abstract
The invention discloses a single-bus automatic air splicing system with pressure signal feedback, which comprises an upper computer, a microcontroller and at least one slave device; the upper computer is connected with the microcontroller through a line; and the microcontroller is connected with the slave devices through lines. The single-bus automatic air splicing system can detect and control the operating characteristics of an air splicer, such as splicing time, air pressure and untwisting and twisting air consumption; and the single-bus automatic air splicing system can set the parameters of a multi-spindle splicer on an automatic bobbin winder, reduces affection on the diameter and strength of the spliced joint of yarn, and has the characteristics that the production efficiency is increased and that the yarn-splicing quality is improved.
Description
Technical field
The present invention relates to for providing electric energy and signal by single bus mode, accurately setup control backtwisting, twisting time, the system of automatically splicing of feedback pressure signal, refers in particular to a kind of single bus, with the automatic air of the pressure signal feedback system of splicing.
Background technology
At present, along with the fast development of textile machine electromechanical integration technology, the kind of textiles constantly increases, and requiring of expansion textile product demand and raising textile product quality is growing.The air splicer knotless yarn line that is used for splicing, its fiber technology of splicing is also an important ring of automatic winding operation, has increasing market demand.A) the accurate control of two of Yarn splicing critical process (being backtwisting and twisting) has direct impact to the effect of splicing; B) conventionally at the textile equipment that uses air splicer, on automatic winder, many ingots are worked simultaneously often, and every ingot has power lead and signal control line, easily causes line numerous, thereby fault rate is higher; C) gaseous tension has material impact to the effect of splicing, and the force value in crucial cavity is detected, recorded and analyzes just seem particularly important.
Summary of the invention
The object of the present invention is to provide a kind of single bus, with the automatic air of the pressure signal feedback system of splicing, for the ease of the experimental study of parameter to Yarn splicing performance of splicing, analyze the impacts of operating characteristic on the diameter of Yarn splicing joint and intensity such as time, gaseous tension, backtwisting and twisting air consumption of splicing; And to the parameter of the splicer of many ingots setting on automatic winder set and invented the single bus of this case, with the automatic air of the pressure signal feedback system of splicing, to enhance productivity, improve the quality of splicing of yarn.
In order to achieve the above object, technical scheme of the present invention is:
Single bus, with the automatic air of the pressure signal feedback system of splicing, comprise upper computer, microcontroller and from machine equipment; Described upper computer is connected with microcontroller by circuit; Described microcontroller is by circuit and slave equipment connection, and described having at least more than one from machine equipment.
Described microcontroller comprises control circuit and A/D sample circuit; Wherein said control circuit is connected with A/D sample circuit is two-way by circuit; Described control circuit is also connected by circuit and upper computer are two-way; And described control circuit is connected with stepping motor by circuit.
Described comprises frame, axle assemble and stepping motor from machine equipment; Axle assemble and stepping motor are installed in described frame; In described frame, be also provided with circular twisting air flow inlet, backtwisting air flow inlet, air source inlet; Wherein said twisting air flow inlet and backtwisting air flow inlet place are provided with upper valve core, and offer circular groove on described upper valve core; Described twisting air flow inlet and backtwisting air flow inlet place are separately installed with pressure sensor, and described pressure sensor is connected with sensor circuit by circuit; Described sensor circuit is connected with signal adjustment circuit by circuit; Described signal adjustment circuit is connected with A/D sample circuit; Described air source inlet place is provided with bottom spool; Upper valve core and first connecting rod are installed on described axle assemble; Wherein said first connecting rod ties to connect with second connecting rod by first and is flexibly connected; Described second connecting rod ties to connect with third connecting rod by second and is flexibly connected; One end that described stepping motor is connected with third connecting rod is flexibly connected, and described stepping motor is connected with control circuit by circuit.
Described control circuit comprises Ethernet interface, ethernet driving circuit, treater, motor-drive circuit and Timer Controlling output square-wave signal; Wherein said Ethernet interface is connected with ethernet driving circuit is two-way by circuit, described ethernet driving circuit is connected by circuit and treater are two-way, described treater is connected with A/D sample circuit is two-way by circuit, described treater is also connected with motor-drive circuit by circuit, described motor-drive circuit is connected with Timer Controlling output square-wave signal by circuit, and described Timer Controlling output square-wave signal is connected with stepping motor by circuit.
The invention has the beneficial effects as follows: the present invention can be by controlling motor rotation, thereby drive link mechanism crank motion is realized backtwisting and the twisting process of accurately controlling splicer, be installed on the pressure sensor variation of the interior gas pressure value of test chamber in real time of backtwisting and twisting air flow inlet simultaneously, and by digital quantity being fed back in upper computer after the conversion of A/D sampling module, form inside cavity air pressure with the time changing curve of splicing, be beneficial to the air-flow evolution of analyzing in cavity, calculate air consumption and the impact on the quality of splicing thereof of backtwisting and twisting process.According to test data, the model of selecting properly air splicer, makes itself and yarn form good fitness, thereby improves stability and the reliability of device.On automatic winder, adopt this kind of single bus mode to carry out microcontroller and from the data transmission between machine equipment, can control setting parameter and the running of many ingots splicer, there is circuit simple, hardware spending is few, with low cost, is convenient to the advantages such as bus expansion and maintenance, more can improve the automatization level of splicer, reduce the work capacity of technical personnel.
Accompanying drawing explanation
Fig. 1 is the single host multi-node system schematic diagram of employing Single Wire Bus Technology of the present invention;
Fig. 2 is the circuit design drawing of control desk of the present invention;
Fig. 3 is the schematic diagram of control system of the present invention;
Fig. 4 is the cut-away view of air splicer initial condition of the present invention;
Fig. 5 is backtwisting of the present invention connecting rod mechanism position view constantly;
Fig. 6 is twisting of the present invention connecting rod mechanism position view constantly.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of patent of the present invention is described in further detail.
A kind of single bus of the present embodiment, with the automatic air of the pressure signal feedback system of splicing, as shown in Figure 1, comprise upper computer 1, microcontroller 2 and from machine equipment 3; Upper computer 1 is connected with microcontroller 2 by circuit; Microcontroller 2 is connected from machine equipment 3 with three by circuit, and microcontroller 2 and three, operate by multi-node system only by a signal line from the data exchange between machine equipment 3.
As shown in Figure 2, microcontroller 2 comprises control circuit 4 and A/D sample circuit 5, and wherein said control circuit 4 is connected with A/D sample circuit 5 is two-way by circuit, plays image data and control signal; Described control circuit 4 is also connected with upper computer 1 is two-way by circuit, plays control command and feedback data; And described control circuit 4 is connected with stepping motor 20 by circuit, work to drive signal.
As shown in Figure 3, control circuit 4 comprises Ethernet interface 21, ethernet driving circuit 22, treater 23, motor drive circuit 24 and Timer Controlling output square-wave signal 25; Described Ethernet interface 21 is connected with ethernet driving circuit 22 is two-way by circuit, ethernet driving circuit 22 is connected with treater 23 is two-way by circuit, treater 23 is connected with A/D sample circuit 5 is two-way by circuit, described treater 23 is connected with motor drive circuit 24 by circuit, described motor drive circuit 24 is connected with Timer Controlling output square-wave signal 25 by circuit, and described Timer Controlling output square-wave signal 25 is connected with stepping motor 20 by circuit.Treater 23 receives by Ethernet interface 21 control command that upper computer 1 sends, between treater 23 and motor-drive circuit 24, A/D sample circuit 5, by single bus mode, carry out communication, both can transfer clock, can transmit data again, and data transmission is two-way, there is circuit simple, hardware spending is few, with low cost, be convenient to the advantages such as bus expansion and maintenance.The control signal of treater 23 outputs, export on the one hand motor-drive circuit 24 to, to control, drive the square wave driving signal that generates certain frequency, export stepping motor 20 to, rotational angle and operating speed with control step motor 20, and then drive the mechanical crank connecting rod on splicer to move by stepping motor 20, to realize the backtwisting of yarn and twisting operation.Export on the other hand A/D sample circuit 5 to, start the analog signal of pressure sensor 12 outputs to gather, analog signal is passed to control circuit 4 by the digital signal of conversion after sensor circuit 13, signal adjustment circuit 14 and A/D sample circuit 5, then by Ethernet interface 21, data message is fed back in upper computer 1.
As shown in Figure 4, described is air-splicing testing device from machine equipment 3, comprises frame 6, axle assemble 7 and stepping motor 20; Axle assemble 7 and stepping motor 20 are installed in wherein said frame 6; In described frame, be also provided with circular twisting air flow inlet 8, backtwisting air flow inlet 9, air source inlet 10; Described twisting air flow inlet 8 and backtwisting air flow inlet 9 places are provided with upper valve core 11, and offer circular groove 26 on upper valve core 11, and the size of groove 26 matches with the size of twisting air flow inlet 8 and backtwisting air flow inlet 9; Described twisting air flow inlet 8 and backtwisting air flow inlet 9 places are separately installed with pressure sensor 12, and described pressure sensor 12 is connected with sensor circuit 13 by circuit; Described sensor circuit 13 is connected with signal adjustment circuit 14 by circuit; Described signal adjustment circuit 14 is connected with A/D sample circuit 5; Described air source inlet 10 places are movably installed with bottom spool 15; Upper valve core 11 and first connecting rod 16 are installed on described axle assemble 7; Wherein said first connecting rod 16 ties and connects 17 and be flexibly connected with second connecting rod 18 by first, and described second connecting rod 18 ties and connects 27 and be flexibly connected with third connecting rod 19 by second; One end that described stepping motor 20 is connected with third connecting rod 19 is flexibly connected, and described stepping motor 20 is connected with control circuit 4 by circuit.The working process of air-splicing testing device is: at splicer, connect under the state of source of the gas, by upper computer 1 control step motor 20, make it start to be rotated in a clockwise direction, pull third connecting rod 19 to be rotated in a clockwise direction, third connecting rod 19 ties and connects 27 and pull second connecting rod 18 by second, second connecting rod 18 ties to connect by first and pulls first connecting rod 16, by first connecting rod 16, axle assemble 7 is pulled downwards, further drives coupled upper valve core 11.Upper valve core 11 moves downward, groove 26 conducting backtwisting air flow inlet 9(on upper valve core 11 are as Fig. 5), air-flow enters from air source inlet 10, by runner, upwards enter backtwisting air flow inlet 9, the pressure signal that is positioned at pressure sensor 12 outputs of backtwisting air flow inlet 9 transfers to A/D sample circuit 5 by sensor circuit 13 and signal adjustment circuit 14 and converts digital signal to, then to upper computer, passes in real time the pressure variation of this position back by treater 23.Air-flow arrives the backtwisting oscillator of top by backtwisting runner, impel oscillator plate constantly to pat yarn, and backtwisting effect continues to occur.Stepping motor 20 continues to rotate, upper valve core 11 continues to move down, at this moment backtwisting air flow inlet 9 is closed (as Fig. 3), groove 26 conducting twisting air flow inlets 8 on upper valve core 11, air-flow enters twisting runner, the pressure signal that is positioned at pressure sensor 12 outputs of twisting air flow inlet 8 is passed digital signal back in real time after A/D sampling to upper computer 1, and shows the pressure history of this position.After air-flow enters, by twisting runner, arrive the splicing chamber of top, in the cavity flow passage structure of splicing chamber, form swirling eddy, make two fibrous bundles rotate in opposite direction winding, complete twisting process.Now stepping motor 20 turns over 180 ° (as shown in Figure 6) from initial position, and backtwisting and twisting process finish.After backtwisting and twisting process finish, control circuit 4 produces pulse enable signal stepping motor 20 and rotates in opposite direction 180 °, and the whole process of splicing completes, and device is got back to initial condition (as shown in Figure 4) and prepared action next time.
The present embodiment is by 500 milliseconds of 1 300 milliseconds of guidance panel input backtwisting times of upper computer and twisting times, upper computer 1 is accepted user input instruction, according to the backtwisting of setting and twisting time, generate control command, by Ethernet interface 21, ethernet driving circuit 22, transfer to treater 23, driving signal controling stepping motor 20 runnings that treated device 23 converts drive motor running to, realize splicer by the reciprocally swinging of stepping motor 20 drive link mechanisms the backtwisting of yarn and twisting process are controlled.Simultaneously, treater 23 is controlled A/D sample circuit 5, start the gaseous tension in backtwisting and twisting cavity to carry out A/D sampling, the data of collection are passed upper computer 1 back by Ethernet interface 21, and on upper computer 1, show in real time the change curve of the gas pressure intensity value of splicer internal cavity.Described treater 23 can be micro controller system or programmable logic controller (PLC) PLC, control circuit 4 and A/D sample circuit 5 complete collection, computing and the control of the analog quantity of on-the-spot pressure sensor output as lower computer, upper computer provides interpersonal interactive interface, realize the storage of data, the monitoring functions such as real-time demonstration of printing and field data.And can analyze the air-flow evolution in the cavity of splicing according to the data and curves of dynamic change, calculate the air consumption of backtwisting and twisting process.
The present embodiment adopts machinery to add the mode that electrical control combines the parameter of splicing is set, and can not only accurately control the time of splicing, and can learn its backtwisting and twisting inside cavity atmospheric pressure value and air consumption situation in splicer working process.
The present embodiment is by controlling motor rotation, thereby drive link mechanism crank motion is realized and is accurately controlled splicer backtwisting and twisting process, be installed on the pressure sensor variation of the interior gas pressure value of test chamber in real time of backtwisting and twisting air flow inlet simultaneously, and by digital quantity being fed back in upper computer after the conversion of A/D sampling module, form inside cavity air pressure with the time changing curve of splicing, be beneficial to the air-flow evolution of analyzing in cavity, calculate air consumption and the impact on the quality of splicing thereof of backtwisting and twisting process.According to test data, the model of selecting properly air splicer, makes itself and yarn form good fitness, thereby improves stability and the reliability of device.On automatic winder, adopt this kind of single bus mode to carry out microcontroller and from the data transmission between machine equipment, can control setting parameter and the running of many ingots splicer, there is circuit simple, hardware spending is few, with low cost, is convenient to the advantages such as bus expansion and maintenance, more can improve the automatization level of splicer, reduce the work capacity of technical personnel.
Claims (2)
- Single bus, with the automatic air of the pressure signal feedback system of splicing, it is characterized in that: comprise upper computer (1), microcontroller (2) and from machine equipment (3); Described upper computer (1) is connected with microcontroller (2) by circuit; Described microcontroller (2) by circuit with from machine equipment (3), be connected, and described having at least more than one from machine equipment (3); Described microcontroller (2) comprises control circuit (4) and A/D sample circuit (5); Wherein said control circuit (4) is by circuit and two-way connection of A/D sample circuit (5); Described control circuit (4) is also by circuit and two-way connection of upper computer (1); And described control circuit (4) is connected with stepping motor (20) by circuit; Described comprises frame (6), axle assemble (7) and stepping motor (20) from machine equipment (3); Axle assemble (7) and stepping motor (20) are installed in described frame (6); In described frame (6), be also provided with circular twisting air flow inlet (8), backtwisting air flow inlet (9), air source inlet (10); Wherein said twisting air flow inlet (8) and backtwisting air flow inlet (9) locate to be provided with upper valve core (11), and offer circular groove (26) on described upper valve core (11); Described twisting air flow inlet (8) and backtwisting air flow inlet (9) locate to be separately installed with pressure sensor (12), and described pressure sensor (12) is connected with sensor circuit (13) by circuit; Described sensor circuit (13) is connected with signal adjustment circuit (14) by circuit; Described signal adjustment circuit (14) is connected with A/D sample circuit (5); Described air source inlet (10) locates to be movably installed with bottom spool (15); On described axle assemble (7), be separately installed with upper valve core (11) and first connecting rod (16); Wherein said first connecting rod (16) ties and connects (17) and be flexibly connected with second connecting rod (18) by first, and described second connecting rod (18) ties and connects (27) and be flexibly connected with third connecting rod (19) by second; One end that described stepping motor (20) is connected with third connecting rod (19) is flexibly connected, and described stepping motor (20) is connected with control circuit (4) by circuit.
- A kind of single bus according to claim 1, with the automatic air of the pressure signal feedback system of splicing, it is characterized in that described control circuit (4) comprises that Ethernet interface (21), ethernet driving circuit (22), treater (23), motor drive circuit (24) and Timer Controlling export square-wave signal (25), wherein said Ethernet interface (21) is by circuit and two-way connection of ethernet driving circuit (22), described ethernet driving circuit (22) is by circuit and two-way connection of treater (23), described treater (23) is by circuit and two-way connection of A/D sample circuit (5), described treater (23) is also connected with motor drive circuit (24) by circuit, described motor drive circuit (24) is connected with Timer Controlling output square-wave signal (25) by circuit, and described Timer Controlling output square-wave signal (25) is connected with stepping motor (20) by circuit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210394248.1A CN102897600B (en) | 2012-10-17 | 2012-10-17 | Single-bus automatic air splicing system with pressure signal feedback |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210394248.1A CN102897600B (en) | 2012-10-17 | 2012-10-17 | Single-bus automatic air splicing system with pressure signal feedback |
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| Publication Number | Publication Date |
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| CN102897600A CN102897600A (en) | 2013-01-30 |
| CN102897600B true CN102897600B (en) | 2014-04-02 |
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| JP2014234309A (en) * | 2013-06-05 | 2014-12-15 | 村田機械株式会社 | Yarn splicing device, winding unit, textile machine and yarn splicing method |
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| ITMI981316A1 (en) * | 1998-06-10 | 1999-12-10 | Mesdan Spa | EQUIPMENT FOR THE PNEUMATIC JOINT OF WIRES AND WIRES TO BE INSTALLED ON TEXTILE MACHINES IN PARTICULARLY ON AUTOMATIC WINDING MACHINES |
| CN201524307U (en) * | 2008-06-03 | 2010-07-14 | 惠州益邦科技有限公司 | Multifunctional injection pump with TCI learning mode |
| CN102447601B (en) * | 2011-11-14 | 2015-12-09 | 中国石油天然气集团公司 | S-bus monobus communicating circuit |
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