CN212714262U - System rope machine is first two twists of twist synchronous control system, intelligent system rope machine - Google Patents
System rope machine is first two twists of twist synchronous control system, intelligent system rope machine Download PDFInfo
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- CN212714262U CN212714262U CN202021883746.9U CN202021883746U CN212714262U CN 212714262 U CN212714262 U CN 212714262U CN 202021883746 U CN202021883746 U CN 202021883746U CN 212714262 U CN212714262 U CN 212714262U
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Abstract
The utility model belongs to the technical field of the system rope machine, concretely relates to system rope machine is first twist with fingers twist synchronous control system, intelligent system rope machine again. This rope machine is first two twists with fingers degree synchronous control system includes: the first twist control unit is suitable for controlling the first twist degree of the thread rope in the first twist stage; the second twist control unit is suitable for controlling the second twist degree of the thread rope in the second twist stage; the first traction control unit is suitable for drawing the cord to sequentially pass through a first twisting stage, a second twisting stage and a first traction stage; and the processor is suitable for respectively controlling the first twist control unit and the second twist control unit to work so as to keep the first twist and the second twist of the thread rope synchronous. The automation degree of the rope making machine is improved, real-time detection and feedback of the rope in the rope making process are realized, and the rope making quality is improved.
Description
Technical Field
The utility model belongs to the technical field of the system rope machine, concretely relates to system rope machine is first twist with fingers twist synchronous control system, intelligent system rope machine again.
Background
The rope manufacturing equipment manufactures the rope by passing the raw material wire through the processes of a traction stage, a first twisting stage, a second twisting stage and the like, so the twist of the rope in each stage can influence the quality and the production efficiency of the rope. The state of the cord (e.g., stretching, winding, etc.) at each stage is not the same, and it is therefore difficult to precisely control the twist of the cord at each stage. Moreover, the existing rope making machine has low automation degree, and cannot detect and feed back the rope in real time through an effective control system, so that the rope making efficiency and the rope making quality are uneven.
SUMMERY OF THE UTILITY MODEL
The utility model provides a system rope machine is first two twists with fingers twist synchronous control system, intelligent system rope machine.
In order to solve the technical problem, the utility model provides a system rope machine is first two twists with fingers twist synchronous control system, include: the first twist control unit is suitable for controlling the first twist degree of the thread rope in the first twist stage; the second twist control unit is suitable for controlling the second twist degree of the thread rope in the second twist stage; the first traction control unit is suitable for drawing the cord to sequentially pass through a first twisting stage, a second twisting stage and a first traction stage; and the processor is suitable for respectively controlling the first twisting control unit, the second twisting control unit and the first traction stage to work so as to keep the first twisting degree and the second twisting degree of the thread rope synchronous.
Further, the first twist control unit includes: the primary twist motor frequency converter is connected with the processor, the primary twist driving motor is connected with the primary twist motor frequency converter, and the primary twist motor encoder is positioned on an output shaft of the primary twist driving motor; wherein the processor is adapted to control the rotational speed of the first twist drive motor to control the first twist of the cord during the first twist stage; and the primary twist motor encoder is suitable for acquiring the rotating speed of the primary twist driving motor and feeding the rotating speed back to the processor.
Further, the double twist control unit includes: the system comprises a double-twist motor frequency converter connected with a processor, a double-twist driving motor connected with the double-twist motor frequency converter, and a double-twist motor encoder positioned on an output shaft of the double-twist driving motor; wherein the processor is adapted to control the rotational speed of the second twist drive motor to control the second twist of the cord during the second twist stage; and the double-twist motor encoder is suitable for acquiring the rotating speed of the double-twist driving motor and feeding the rotating speed back to the processor.
Further, the first traction control unit includes: the system comprises a first traction servo driver connected with a processor, a first traction servo motor connected with the first traction servo driver, and a first traction motor encoder positioned on an output shaft of the first traction servo motor; wherein the processor is adapted to control the rotational speed of the first traction servomotor to pull the cord from the second twist stage into the first traction stage; and the first traction motor encoder is suitable for acquiring the rotating speed of the first traction servo motor and feeding the rotating speed back to the processor.
Further, the processor is suitable for respectively setting control parameter values of the first twist driving motor, the second twist driving motor and control parameter values corresponding to the first traction servo motor so as to control the first twist and the second twist of the cord to keep synchronous.
Further, the system for synchronously controlling the primary and secondary twists of the rope making machine further comprises: a second traction control unit; the second traction control unit includes: the second traction servo driver is connected with the processor, the second traction servo motor is connected with the second traction servo driver, and the second traction motor encoder is positioned on an output shaft of the second traction servo motor; the second traction motor encoder is suitable for acquiring the torque of the second traction servo motor and feeding the torque back to the processor; the processor is adapted to control its output torque by the torque of the second traction servomotor to pull the line from the first traction phase into the second traction phase.
Further, a tension sensor is arranged between the first traction control unit and the second traction control unit; the tension sensor is suitable for detecting the tension of the wire rope between the first traction stage and the second traction stage and feeding the tension back to the processor; the processor is adapted to regulate an output torque of the second traction servo motor according to the detected value of the wire tension.
In a second aspect, the utility model also provides an intelligence system rope machine, include: the first twisting mechanism, the second twisting mechanism, the first traction mechanism and the synchronous control system for the first and second twisting degrees of the rope making machine are arranged in the rope box; the first twisting control unit is suitable for controlling the first twisting mechanism to work so as to control the first twisting degree of the thread rope in the first twisting stage; the second twisting control unit is suitable for controlling the first twisting mechanism to work so as to control the second twisting degree of the thread rope in the second twisting stage; the first traction control unit is suitable for controlling the first traction mechanism to work so as to draw the cord to sequentially pass through a first twisting stage, a second twisting stage and a first traction stage.
The beneficial effects of the utility model are that, the utility model discloses a system rope machine just twists with fingers the twist with fingers the synchronous control system, intelligence system rope machine passes through the treater and controls the control unit that twists with fingers, twists with fingers the control unit, pulls respectively to make the just twist with fingers the twist with fingers and keep in step, improved the degree of automation of system rope machine, also realized making the in-process real-time detection and feedback to the rope, improved system rope quality.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic block diagram of a system for synchronously controlling the primary and secondary twists of a rope making machine according to the present invention;
fig. 2 is a circuit diagram of a system for synchronously controlling the primary and secondary twists of the rope making machine of the present invention;
FIG. 3 is a schematic structural view of a system for synchronously controlling the initial and secondary twists of the rope making machine of the present invention;
in fig. 3: the device comprises a primary twisting mechanism 1, a secondary twisting mechanism 2, a first traction mechanism 3, a second traction mechanism 4, a winding mechanism 5 and a human-computer interaction module 6.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Can't realize the shortcoming that can't keep the twist unanimous at preparation in-process to the rope to current system rope machine, see figure 1, the utility model provides a system rope machine is first to twist with fingers twist synchronous control system again, include: the first twist control unit is suitable for controlling the first twist degree of the thread rope in the first twist stage; the second twist control unit is suitable for controlling the second twist degree of the thread rope in the second twist stage; the first traction control unit is suitable for drawing the cord to sequentially pass through a first twisting stage, a second twisting stage and a first traction stage; and the processor is suitable for respectively controlling the first twist control unit, the second twist control unit and the first traction control unit to work so as to keep the first twist and the second twist of the thread rope synchronous.
Optionally, the processor is for example, but not limited to, a PLC module.
The system for synchronously controlling the first and second twists of the rope making machine in this embodiment 1 respectively controls the first twist control unit, the second twist control unit and the first traction control unit through the processor, so that the first twist and the second twist of the rope are kept synchronous, the automation degree of the rope making machine is improved, the real-time detection and feedback of the rope making process are realized, and the rope making quality is improved.
As an alternative embodiment to keeping the first twist and the second twist of the cord in sync.
Alternatively, as shown in fig. 1 and 2, the first twist control unit (generally used for controlling the twist of the strand in the stranding stage) comprises: a first twist motor frequency converter Q2 connected with the processor, a first twist driving motor M2 connected with the first twist motor frequency converter, and a first twist motor encoder positioned on the output shaft of the first twist driving motor; wherein the processor is adapted to control the rotational speed of the first twist drive motor to control the first twist of the cord during the first twist stage; and the primary twist motor encoder is suitable for acquiring the rotating speed of the primary twist driving motor and feeding the rotating speed back to the processor.
Alternatively, as shown in fig. 1 and 2, the double twist control unit (generally used for twist control of the cords during the plying stage) comprises: a double-twist motor frequency converter Q1 connected with the processor, a double-twist driving motor M1 connected with the double-twist motor frequency converter, and a double-twist motor encoder positioned on an output shaft of the double-twist driving motor; wherein the processor is adapted to control the rotational speed of the second twist drive motor to control the second twist of the cord during the second twist stage; and the double-twist motor encoder is suitable for acquiring the rotating speed of the double-twist driving motor and feeding the rotating speed back to the processor.
Optionally, as shown in fig. 1 and fig. 2, the input end of the processor is connected to a human-machine interaction module (e.g., a touch screen HMI or a human-machine interface) for inputting control parameter values, that is, setting a control parameter value of the first twist driving motor and a control parameter value of the second twist driving motor, respectively, so as to control the first twist degree and the second twist degree of the cord to be synchronous. The values of the control parameters include, but are not limited to, current, power, speed, direction of rotation, etc. of the corresponding drive motor. For example, the processor may control the frequency of each driving motor, so as to control the rotation speed of the first twist driving motor and the rotation speed of the second twist driving motor. However, the states of the cord in the first twisting stage and the second twisting stage are different, so that the cord is stressed differently, and even though the cord is controlled by the same frequency and has the same specification, the rotating speed of the first twisting driving motor and the frequency of the second twisting driving motor cannot be completely the same. Therefore, in the scheme, the motor encoders (namely, the first twist motor encoder and the second twist motor encoder) on the driving motors feed back the rotating speed of the driving motors to the processor, so as to adjust the control parameter values of the first twist driving motors and/or the control parameter values of the second twist driving motors, so as to control the first twist degree and the second twist degree of the cord to keep synchronous, namely, to control the driving motors to keep synchronous operation according to preset parameters, wherein the synchronous operation comprises an operation stage, a start-up stage (from static state to full speed operation) and a stop stage (from operation to static state), and the synchronous operation is not maintained by the same pure rotating speed.
In the scheme, the self-definition is as follows: n 1-the rotating speed of a first twist driving motor, n 2-the rotating speed of a second twist driving motor, the pulling speed of an L-thread rope, T1-the first twist and T2-the second twist; if the twisting rotating speed is equal to the rotating speed of the first twisting or second twisting driving motor, the pulling speed of the thread rope is equal to the rotating speed of the pulling roller, and the rotating speed of the second twisting driving motor can be obtained in the following mode to be input into the man-machine interaction module, so that the rotating speeds of the first twisting driving motor and the second twisting driving motor are kept synchronous.
Step S1, setting T1, T2 and n1 values on a human-computer interface respectively;
step S2, expressed by formula (1)
The following extended formula is obtained,
formula (2)
Formula (3)
Combining the formula (2) and the formula (3),
the rotation speed of the second twist driving motor is set to keep the first twist and the second twist of the cord synchronous.
In the embodiment, the rotating speed of the corresponding driving motor is detected by each motor encoder and fed back to the processor, so that the processor regulates and controls the control parameter value of the driving motor, the primary twist and the secondary twist of the cord are controlled to be synchronous, the purposes of real-time monitoring and regulation are achieved, the twist of the cord is measured through the linear speed, the control parameter value of the driving motor can be regulated and controlled visually, the control parameter value of the driving motor can be regulated and controlled reversely through the rotating speed, and the phenomenon that the primary twist and the secondary twist of the cord are not synchronous can be fed back and effectively solved in time.
As an alternative embodiment of the first traction control unit.
Referring to fig. 1, the first traction control unit includes: the system comprises a first traction servo driver Q3 connected with a processor, a first traction servo motor M3 connected with the first traction servo driver, and a first traction motor encoder positioned on an output shaft of the first traction servo motor; wherein the processor is adapted to control the rotational speed of the first traction servomotor to pull the cord from the second twist stage into the first traction stage; and the first traction motor encoder is suitable for acquiring the rotating speed of the first traction servo motor and feeding the rotating speed back to the processor.
The first traction control unit of the embodiment controls the rotating speed of the first traction servo motor through the processor, so that the rotating speeds of the cord in the first twisting stage, the second twisting stage and the first traction stage are the same, and the twist of the cord in the preparation process is consistent.
Example 2
On the basis of embodiment 1, as shown in fig. 1, the system for synchronously controlling the first and second twists of the rope making machine of embodiment 2 further comprises: a second traction control unit; the second traction control unit includes: the second traction servo driver Q4 connected with the processor, the second traction servo motor M4 connected with the second traction servo driver and a second traction motor encoder positioned on an output shaft of the second traction servo motor; the second traction motor encoder is suitable for acquiring the torque of the second traction servo motor and feeding the torque back to the processor; the processor is adapted to control its output torque by the torque of the second traction servomotor to pull the cord from the first traction phase into the second traction phase (i.e., the stretch-setting phase, keeping the cord set).
Optionally, a tension sensor is further arranged between the first traction control unit and the second traction control unit; the tension sensor is suitable for detecting the tension of the wire rope between the first traction stage and the second traction stage and feeding the tension back to the processor; the processor is adapted to regulate an output torque of the second traction servo motor according to the detected value of the wire tension.
The system for synchronously controlling the initial and secondary twist of the rope making machine in embodiment 2 adjusts the torque of the second traction servo motor through the processor according to the detected value of the tension of the rope to regulate and control the output torque of the second traction servo motor, so as to ensure that the rope is in a tensioned state with constant tension between the first traction stage and the second traction stage, and thus the rope is stretched and shaped.
Further, the synchronous control system for the primary and secondary twist of the rope making machine in the present case can control each control unit to work through a corresponding control circuit, the connection circuit is as shown in fig. 2, taking the primary twist control unit to control the primary twist of the rope in the primary twist stage as an example, the specific process is as follows: inputting a control parameter value of a primary twist driving motor into the PLC through the touch screen HCI, sending a corresponding PWM signal instruction to a primary twist motor frequency converter Q2 or a control chip (such as a 74HC595 chip) thereof by the PLC, receiving the PWM signal instruction by the primary twist motor frequency converter Q2 and controlling the primary twist driving motor M2 to rotate so as to control the primary twist degree of a cord in a primary twist stage; meanwhile, the primary twist motor encoder collects the rotating speed of the primary twist driving motor and feeds the rotating speed back to the PLC.
In the present embodiment, the control modes of the second twist control unit, the first traction control unit, and the second traction control unit are similar to those of the first twist stage, and are not described herein again.
In addition, as shown in fig. 2, a fault alarm circuit is also arranged in the control circuit; when the frequency converter of the primary twisting motor, the frequency converter of the secondary twisting motor, the first traction servo motor, the second traction servo motor and the like have faults, the processor collects fault signals and gives an alarm to stop the machine.
Example 3
On the basis of any one of embodiments 1-2, referring to fig. 3, embodiment 3 further provides an intelligent rope making machine, including: the system comprises a first twisting mechanism 1, a second twisting mechanism 2, a first traction mechanism 3 and the synchronous control system for the first and second twisting degrees of the rope making machine; the first twisting control unit is suitable for controlling the first twisting mechanism to work so as to control the first twisting degree of the thread rope in the first twisting stage; the second twisting control unit is suitable for controlling the first twisting mechanism to work so as to control the second twisting degree of the thread rope in the second twisting stage; the first traction control unit is suitable for controlling the first traction mechanism to work so as to draw the cord to sequentially pass through a first twisting stage, a second twisting stage and a first traction stage.
Optionally, the intelligent rope making machine further comprises a second traction mechanism 4, a winding mechanism 5 for placing and winding a finished product, and a human-computer interaction module 6, wherein the mechanisms are all in the prior art, the specific structures of the mechanisms are not substantially changed in the scheme, and the intelligent rope making machine is characterized in that the installation positions, the spatial layout and the matching relationship of the mechanisms are suitable for being connected with the primary and secondary twist synchronous control system of the rope making machine so as to control the mechanisms to work. The first twist control unit, the second twist control unit, the first traction control unit and the second traction control unit in the first and second twist synchronous control system of the rope making machine respectively correspond to the first twist mechanism 1, the second twist mechanism 2, the first traction mechanism 3 and the second traction mechanism 4, so that the intelligent rope making machine controls all the mechanisms to work through the first and second twist synchronous control system of the rope making machine, and the preparation process of the rope is completed.
To sum up, the utility model discloses a system rope machine first twist and second twist synchronous control system, intelligence system rope machine passes through the treater and controls the first twist control unit respectively, the control unit is twisted with the second twist, so that the first twist and the second twist of cotton rope keep in step, the degree of automation of system rope machine has been improved, also realized making the real-time detection and the feedback of in-process to the rope, synchronous with the rotational speed of first traction control unit through the control, so that the traction twist of cotton rope, the first twist, the second twist keeps in step, again according to the output torque of the rotational speed regulation and control second traction control unit of first traction control unit, so that the cotton rope is in invariable tensile taut state between first, the second traction stage, stretch the design to the rope, the system rope quality has been improved.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a system rope machine is first two twists with turns synchronous control system which characterized in that includes:
the first twist control unit is suitable for controlling the first twist degree of the thread rope in the first twist stage;
the second twist control unit is suitable for controlling the second twist degree of the thread rope in the second twist stage;
the first traction control unit is suitable for drawing the cord to sequentially pass through a first twisting stage, a second twisting stage and a first traction stage;
and the processor is suitable for respectively controlling the first twist control unit, the second twist control unit and the first traction control unit to work so as to keep the first twist and the second twist of the thread rope synchronous.
2. The system for synchronously controlling the initial and secondary twists of a rope-making machine according to claim 1,
the first twist control unit includes: the primary twist motor frequency converter is connected with the processor, the primary twist driving motor is connected with the primary twist motor frequency converter, and the primary twist motor encoder is positioned on an output shaft of the primary twist driving motor; wherein
The processor is suitable for controlling the rotating speed of the first-twist driving motor so as to control the first-twist degree of the cord in the first-twist stage; and
the first twist motor encoder is suitable for acquiring the rotating speed of the first twist driving motor and feeding the rotating speed back to the processor.
3. The system for synchronously controlling the initial and secondary twists of a rope-making machine according to claim 2,
the double twist control unit includes: the system comprises a double-twist motor frequency converter connected with a processor, a double-twist driving motor connected with the double-twist motor frequency converter, and a double-twist motor encoder positioned on an output shaft of the double-twist driving motor; wherein
The processor is suitable for controlling the rotating speed of the double-twisting driving motor so as to control the double-twisting degree of the thread rope in the double-twisting stage; and
the double-twist motor encoder is suitable for acquiring the rotating speed of the double-twist driving motor and feeding the rotating speed back to the processor.
4. The system for synchronously controlling the initial and secondary twists of a rope-making machine according to claim 3,
the first traction control unit includes: the system comprises a first traction servo driver connected with a processor, a first traction servo motor connected with the first traction servo driver, and a first traction motor encoder positioned on an output shaft of the first traction servo motor; wherein
The processor is suitable for controlling the rotating speed of the first traction servo motor so as to lead the cord to enter the first traction stage from the second twisting stage; and
the first traction motor encoder is suitable for acquiring the rotating speed of the first traction servo motor and feeding the rotating speed back to the processor.
5. The system for synchronously controlling the initial and secondary twists of a rope-making machine according to claim 4,
the processor is suitable for setting control parameter values corresponding to the first twisting drive motor, the second twisting drive motor and the first traction servo motor respectively so as to control the first twisting degree and the second twisting degree of the cotton rope to keep synchronization.
6. The system for synchronously controlling the initial and secondary twists of a rope-making machine according to claim 5,
the system rope machine is first two twists of twist synchronous control system still includes: a second traction control unit;
the second traction control unit includes: the second traction servo driver is connected with the processor, the second traction servo motor is connected with the second traction servo driver, and the second traction motor encoder is positioned on an output shaft of the second traction servo motor;
the second traction motor encoder is suitable for acquiring the torque of the second traction servo motor and feeding the torque back to the processor;
the processor is adapted to control its output torque by the torque of the second traction servomotor to pull the line from the first traction phase into the second traction phase.
7. The system for synchronously controlling the initial and secondary twists of a rope-making machine according to claim 6,
a tension sensor is also arranged between the first traction control unit and the second traction control unit;
the tension sensor is suitable for detecting the tension of the wire rope between the first traction stage and the second traction stage and feeding the tension back to the processor;
the processor is adapted to regulate an output torque of the second traction servo motor according to the detected value of the wire tension.
8. An intelligent rope making machine, comprising:
a first twisting mechanism, a second twisting mechanism, a first traction mechanism and a first and second twisting degree synchronous control system of the rope making machine according to any one of claims 1 to 7;
the first twisting control unit is suitable for controlling the first twisting mechanism to work so as to control the first twisting degree of the thread rope in the first twisting stage;
the second twisting control unit is suitable for controlling the first twisting mechanism to work so as to control the second twisting degree of the thread rope in the second twisting stage;
the first traction control unit is suitable for controlling the first traction mechanism to work so as to draw the cord to sequentially pass through a first twisting stage, a second twisting stage and a first traction stage.
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