Two-for-one twister multi-motor intelligent control system

An intelligent control system and double twisting machine technology, applied in spinning machines, continuous winding spinning machines, textiles and papermaking, etc., can solve the problems of complex transmission structure, easy damage of internal parts, affecting the operation effect, etc. Simplified mechanical transmission structure, good running effect and convenient production

Inactive Publication Date: 2015-12-16
SHAOXING UNIVERSITY
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AI-Extracted Technical Summary

Problems solved by technology

[0002] Mechatronics has become an inevitable trend in the development of two-for-one twisters. The new two-for-one twister control system not only requires the use of mature electromechanical control technology to realize the coordinated movement of AC motors, stepping motors and servo motors, but also for the traditional two-for-one twister transmission system. The improvement of mechatronics is to simplify the mechanical structure of t...
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Method used

Adopt above structure, make yarn guide rod 35 connect more conveniently, it can rotate and bend connecting portion 351 by unscrewing top screw rod ...
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Abstract

The invention discloses a two-for-one twister multi-motor intelligent control system comprising a two-for-one twister control host, a tangential belt spindle transmission mechanism, a yarn rolling transmission mechanism, a yarn guide rod yarn guiding transmission mechanism and a overfeeding transmission mechanism. The two-for-one twister control host controls operation of an AC motor of the tangential belt spindle transmission mechanism; a driving wheel is fixed on the output shaft of the AC motor; a tangential belt is tensioned on two synchronous belt wheels; a transmission wheel is fixed on a transmission shaft of one synchronous belt wheel; the belt is tensioned on the driving wheel and the transmission wheel; a relative encoder is fixed on a connection shaft of the other synchronous belt wheel; the relative encoder is connected with a main board of the two-for-one twister control host via a data line; a plurality of transmission spindles are pressed on the tangential belt; the tangential belt spindle transmission mechanism, the yarn rolling transmission mechanism, the yarn guide rod yarn guiding transmission mechanism and the overfeeding transmission mechanism are controlled by different motors, so a mechanical transmission structure is simplified and the intelligent control system can be conveniently manufactured.

Application Domain

Continuous wound-up machines

Technology Topic

Intelligent control systemAgricultural engineering +5

Image

  • Two-for-one twister multi-motor intelligent control system
  • Two-for-one twister multi-motor intelligent control system
  • Two-for-one twister multi-motor intelligent control system

Examples

  • Experimental program(1)

Example Embodiment

[0025] Example, see as Figure 1 to 6 As shown, a two-for-one twister multi-motor intelligent control system includes a two-for-one twister control host 10, a belt spindle transmission mechanism 20, a yarn winding transmission mechanism 40, a yarn guide rod guide transmission mechanism 30, and an overfeed transmission mechanism 50. The two-for-one twister control host 10 controls the operation of the AC motor 21 of the tangent belt spindle drive mechanism 20. The output shaft of the AC motor 21 is fixed with a driving wheel 22, and the tangential belt 23 is tensioned on two synchronous pulleys 24, A transmission wheel 25 is fixed on the connecting shaft of one of the synchronous pulleys 24, the belt 26 is tensioned on the driving wheel 22 and the transmission wheel 25, and the connection shaft of the other synchronous pulley 24 is fixed with a relative encoder 27, which is a relative The encoder 27 is connected to the main board of the two-for-one twister control host 10 through a data line, and a plurality of transmission spindles 28 are pressed against the dragon belt 23;
[0026] The two-for-one twister control host 10 controls the operation of the servo motor 31 of the yarn guide rod guide transmission mechanism 30, the output shaft of the servo motor 31 is fixed with a servo drive wheel 32, and the transmission belt 33 is tensioned on the servo drive wheel 32 and the servo drive wheel 34, a connecting block 60 is fixed on the transmission belt 33, and the connecting block 60 is connected to the yarn guide rod 35. A plurality of yarn guide hooks 36 are fixed on the yarn guide rod 35. The yarn guide hook 36 is close to the friction roller 41 and the servo drive wheel 34 An absolute encoder 37 is fixed on the connecting shaft of, and the absolute encoder 37 is connected to the main board of the two-for-one twister control host 10 through a data line;
[0027] The two-for-one twister control host 10 controls the operation of the stepping motor 42 of the yarn winding transmission mechanism 40. The stepping motor 42 drives the friction roller connecting shaft 43 to rotate. A plurality of friction rollers 41 are fixed on the friction roller connecting shaft 43, The roller 41 is pressed against the winding drum 44, and the winding drum 44 is hinged on the winding drum support;
[0028] The two-for-one twister control host 10 controls the operation of the drive servo motor 51 of the overfeed transmission mechanism 50, and the drive servo motor 51 drives the overfeed roller connecting rod 52 to rotate, and the overfeed roller 53 is fixed on the overfeed roller connecting rod 52.
[0029] Furthermore, the main board of the two-for-one twister control host 10 has an ARM chip, which adopts an ARM embedded system.
[0030] Furthermore, a frequency converter 29 is fixed in the host computer 10 of the two-for-one twister control. The main board of the host computer 10 of the two-for-one twister control is connected to the frequency converter 29 through a connecting wire, and the frequency converter 29 is connected to the AC motor 21 through a connecting wire.
[0031] Furthermore, the bottoms of the plurality of transmission spindles 28 are hinged on the bottom plate 281, and the bottom end shafts of the transmission spindles 28 are pressed against the auger belt 23.
[0032] Furthermore, the middle part of the transmission belt 33 is inserted into the bottom slots 62 of the two clamping parts 61 of the connecting block 60, the transmission belt 33 is clamped between the two clamping parts 61, and the end of the guide rod 35 The bottom part has a bent connecting part 351. The bottom side of the bent connecting part 351 has a connecting edge 352 extending radially outward. The connecting edge 352 is inserted into the bottom slot 62, and the connecting edge 352 is pressed against the transmission belt 33. The top surface of the clamping portion 61 has a vertical arc-shaped block 63, the bending connecting portion 351 is clamped between two vertical arc-shaped blocks 63, the two sides of the vertical arc-shaped block 63 have connecting portions 64, two The corresponding connecting portions 64 of the vertical arc-shaped block 63 are fixedly connected by bolts, the bottom of the clamping portion 61 has two lower connecting portions 65 extending downward, and the two lower connecting portions 65 are fixedly connected by bolts.
[0033] Furthermore, the bottom surface of the clamping portion 61 has a stepped through hole 66, the stepped through hole 66 is inserted with a pressure block 67, the top of the pressure block 67 has a raised portion 671, and the raised portion 671 extends out of the stepped through hole 66. The upper part of the small diameter section of the hole 66 is pressed against the bottom surface of the transmission belt 33, the large diameter section of the stepped through hole 66 is inserted with a buffer spring 68, the buffer spring 68 is inserted in the protrusion 671, and one end of the buffer spring 68 is applied. On the top surface of the large-diameter section of the stepped through hole 66, the other end of the buffer spring 68 is applied to the pressure block 67. The lower part of the large-diameter section of the stepped through hole 66 has a threaded portion 661, and the tightening screw 69 is screwed on the thread. On the part 661, the upper end of the pressing screw 69 presses against the bottom surface of the pressing block 67.
[0034] Furthermore, one end of the friction roller connecting shaft 43 is fixed with a winding drive wheel 45, the output shaft of the stepping motor 42 is fixed with a winding drive wheel 46, and the winding belt 47 is tensioned on the winding drive wheel 45 and Winding on the driving wheel 46;
[0035] Furthermore, one end of the overfeed roller connecting rod 52 is fixed with an overfeed transmission wheel 54, an overfeed drive wheel 55 is fixed on the output shaft of the drive servo motor 51, and the overfeed belt 56 is tensioned on the overfeed transmission wheel 54. And overfeed driving wheel 55.
[0036] Furthermore, a stepping driver 47 is fixed in the two-for-one twister control host computer 10, the main board of the two-for-one twister control host computer 10 is connected to the stepping driver 47 through a connecting line, and the stepping driver 47 is connected to the stepping motor through a connecting line. 42 phase connection.
[0037] The two-for-one twister control host 10 is also provided with two servo drives 100 to control the servo motor 31 and the drive servo motor 51 respectively.
[0038] Working principle: The AC motor 21, the servo motor 31, the stepping motor 42 and the drive servo motor 51 are respectively controlled by the two-for-one twister control host 10 to operate, thereby driving the transmission spindle 28, the yarn guide 35, the friction roller 41 and the overfeeding respectively The roller 53 runs and is controlled separately, so that each component can be adjusted separately according to the operating conditions. Among them, the dragon belt 23 is tensioned on two synchronous belt wheels 24, one of the synchronous belt wheels 24 is fixed with a transmission wheel 25 on the connecting shaft, the belt 26 is tensioned on the drive wheel 22 and the transmission wheel 25, and the other synchronous belt A relative encoder 27 is fixed on the connecting shaft of the wheel 24, which can feed back the operation status to the main board of the two-for-one twister control host 10 in real time, so that the main board of the two-for-one twister control host 10 can operate the AC motor 21 according to the feedback signal Speed ​​control.
[0039] At the same time, a servo drive wheel 32 is fixed on the output shaft of the servo motor 31, and the drive belt 33 is tensioned on the servo drive wheel 32 and the servo drive wheel 34. The drive belt 33 is fixed with a connecting block 60 which is opposite to the yarn guide 35. A plurality of yarn guide hooks 36 are fixed on the yarn guide rod 35, the yarn guide 36 is close to the friction roller 41, and an absolute encoder 37 is fixed on the connecting shaft of the servo drive wheel 34. The absolute encoder 37 is connected with The main board of the two-for-one twister control host 10 is connected, so that the traverse operation status of the yarn guide bar 35 is transmitted to the main board of the two-for-one twister control host 10 through the absolute encoder 37. According to the feedback information, the two-for-one twister control host 10 controls the servo The motor 31 is controlled to make the operation more stable.
[0040] The operation of the yarn winding transmission mechanism 40 and the overfeed transmission mechanism 50 is directly fed back through the operation of the stepping motor 42 and the driving servo motor 51, so as to control and individually control, so that the operation of each transmission component is more stable and the effect is better.
[0041] At the same time, in the yarn guide mechanism 30, the middle of the transmission belt 33 is inserted into the bottom slots 62 of the two clamping parts 61 of the connecting block 60, and the transmission belt 33 is clamped between the two clamping parts 61 , The end of the guide rod 35 has a bent connecting portion 351, the bottom side of the bent connecting portion 351 has a connecting edge 352 extending radially outward, the connecting edge 352 is inserted into the bottom slot 62, and the connecting edge 352 Pressed against the transmission belt 33, the top surface of the clamping portion 61 has a vertical arc block 63, and the bending connecting portion 351 is clamped between two vertical arc blocks 63, on both sides of the vertical arc block 63 It has a connecting portion 64. The corresponding connecting portions 64 of the two vertical arc-shaped blocks 63 are fixedly connected by bolts. The bottom of the clamping portion 61 has two downwardly extending lower connecting portions 65 through which the two lower connecting portions 65 pass Bolt connection. The bottom surface of the clamping portion 61 is provided with a stepped through hole 66, a pressure block 67 is inserted into the stepped through hole 66, the top of the pressure block 67 has a raised portion 671, and the raised portion 671 extends out of the upper part of the stepped through hole 66 The small-diameter section is pressed against the bottom surface of the transmission belt 33. The large-diameter section of the stepped through hole 66 is inserted with a buffer spring 68. The buffer spring 68 is inserted and sleeved in the protrusion 671. One end of the buffer spring 68 is applied to the stepped through hole. On the top surface of the large-diameter section of 66, the other end of the buffer spring 68 is applied to the pressure block 67. The lower part of the large-diameter section of the stepped through hole 66 has a threaded portion 661, and the tightening screw 69 is screwed on the threaded portion 661, The upper end of the tightening screw 69 presses against the bottom surface of the pressing block 67.
[0042] The above structure makes the connection of the yarn guide rod 35 more convenient. It can be turned to bend the connecting part 351 by loosening the tightening screw 69, so that the angle of the yarn guide rod 35 can be adjusted according to the position when the yarn guide rod 35 is installed. The installation is accurate.
[0043] Finally, the above embodiments are only used to illustrate the present invention, but not to limit the present invention. Those of ordinary skill in the relevant technical field can also make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions also belong to the scope of the present invention, and the patent protection scope of the present invention should be defined by the claims.

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