CN104596715B - Spinning frame vibration on-line measuring device and operating system thereof - Google Patents

Abstract

The present invention relates to an on-line detection device for spinning frame vibration and its working system, which includes a frame, a base, a motor, a linear slide rail, a roller rotating assembly, a sensor, a vibration signal processor, a PC, and a PLC controller. The frame is fixed on the horizontal ground through rubber pads, the motor, linear slide rail, and roller rotating assembly are fixed on the base, the sensor bracket is fixed on the linear slide rail, and the vibration signal processor and PC signal connection, the motor is controlled by a PLC controller. The spinning machine vibration on-line detection device and its working system can eliminate the influence of external vibration factors on the test results and ensure the reliability of the test results; it can realize the detection of various axial parts of the roller under different rotation speeds, so that the detection The results are more precise and comprehensive. The feedback of vibration detection results is timely, and the output data and results are comprehensive and intuitive, which is convenient for online analysis of relevant parameters of the operation performance of the roller.

Description

On-line Vibration Detection Device and Working System of Spinning Frame

technical field

The invention relates to an on-line vibration detection device of spinning frame and its working system.

Background technique

The roller is a key part of the transmission part of the spinning frame, and its operation status is directly related to the quality and quantity of the yarn formed by the spinning frame. During the working process of the spinning frame, the vibration of the rolling plate will not only increase the hairiness of the yarn, deteriorate the evenness of the spun yarn, increase the breakage of the spun yarn, reduce the production efficiency, but also accelerate the wear of the parts and cause noise pollution.

However, in the actual detection process, it was found that the rotation speed of the main shaft motor remains unchanged, and it is impossible to detect the vibration of the rolling plate at different rotation speeds; during the production process of the spinning frame, the vibration factors of the frame and other factors will also have certain influence on the test results. The influence of the sensor makes the detection data inaccurate; the vibration signal collected by the sensor cannot intuitively reflect the vibration condition of the roller.

Contents of the invention

The technical problem to be solved by the present invention is: in order to overcome the deficiencies of the prior art, provide an online detection device for spinning frame vibration and its working system.

The technical solution adopted by the present invention to solve the technical problem is: an online detection device for spinning frame vibration, including a frame, a base, a motor, a linear slide rail, a roller rotating assembly and a sensor, and the frame is fixed by a rubber pad On the level ground, the base is fixed on the frame, the motor, the linear slide rail, and the roller rotation assembly are fixed on the base, and the roller rotation assembly is connected by a belt and a pulley arranged on the output shaft of the motor. Transmission connection, the sensor bracket is fixed on the slider of the linear slide rail, and the sensor is installed on the sensor bracket;

The rolling disc rotation assembly includes a main shaft and a rolling disc evenly arranged on the main shaft, the two ends of the main shaft are fixed on the base through bearing supports, the main shaft is connected with the bearing supports through bearings, and the main shaft and the base Parallel, the pulley is fixed at one end of the main shaft, the pulley and the motor are connected through a belt transmission, the sensor is arranged on one side of the roller and is at the same height as the horizontal plane where the axis of the roller is located.

Preferably, the base is made of marble material.

Preferably, the linear slide rail includes a self-locking handle, a thrust rod, a slider and a slide rail support seat, the slide rail support seat is an I-shaped structure and the slide rail support seat is fixed on the base, and the slide rail support seat is fixed on the base. The slider is fixed on the support seat of the slide rail and slides along the support seat of the slide rail. A sensor bracket is arranged on the side of the slide block close to the roller rotation assembly, and the self-locking handle is arranged above the slide block.

Preferably, the motor is a servo motor.

The working system of the above-mentioned spinning frame vibration on-line detection device includes a vibration signal processor, a PC and a PLC controller, the vibration signal processor is connected to the PC signal, the motor is controlled by a PLC controller, and the sensor includes A displacement sensor, a speed sensor and an acceleration sensor, the displacement sensor, the speed sensor and the acceleration sensor are arranged side by side on the roller side of the roller rotating assembly, and the displacement sensor, the speed sensor and the acceleration sensor are connected with the vibration signal processor circuit connected, the vibration signal processor includes: a signal amplifier, a vibration collector and a vibration spectrum analyzer, and the sensor, signal amplifier, vibration collector, vibration spectrum analyzer and a PLC controller are electrically connected in sequence.

Preferably, the PLC controller includes a motor controller and an alarm, both of which are electromechanically connected to the PC.

The beneficial effects of the present invention are: the on-line detection device and working system for the roller vibration of the spinning frame are suitable for textile industries such as wool spinning, cotton spinning and hemp spinning, and can perform roller vibration and other functions online under the condition that the rollers are running at high speed on the spinning frame. Performance testing. It can eliminate the influence of external vibration factors on the test results and ensure the reliability of the test results; it can realize the detection of various axial parts of the roller under different rotation speeds, making the detection results more accurate and comprehensive. The feedback of vibration detection results is timely, and the output data and results are comprehensive and intuitive, which is convenient for online analysis of relevant parameters of the operation performance of the roller.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the structure schematic diagram of spinning frame vibration on-line detection device of the present invention;

Fig. 2 is a schematic structural view of the spinning frame vibration online detection device of the present invention;

Fig. 3 is a schematic diagram of the installation of the sensor of the spinning frame vibration on-line detection device of the present invention;

Fig. 4 is a schematic diagram of the working system of the spinning frame vibration on-line detection device of the present invention;

In the figure: 1, frame, 2, base, 3, motor, 4-1 self-locking handle, 4-2, thrust rod, 4-3, slider, 4-4, slide rail support seat, 5-1, Bearing support, 5-2 bearing, 5-3, main shaft, 5-4, belt, 5-5, pulley, 5-6 rolling plate, 6, sensor bracket, 7, sensor, 8, vibration signal processor, 8 -1, signal amplifier, 8-2 vibration collector, 8-3, vibration spectrum analyzer, 9, PC, 10, PLC controller, 10-1 motor control device, 10-2, alarm.

detailed description

The present invention is described in further detail now in conjunction with accompanying drawing. These drawings are all simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, so they only show the configurations related to the present invention.

As shown in Figures 1-4, an online detection device for spinning frame vibration and its working system include a frame 1, a base 2, a motor 3, a linear slide rail, a roller rotating assembly, a sensor 7, and a vibration signal processor 8. PC machine 9, PLC controller 10, the frame 1 is fixed on the horizontal ground through rubber pads, the base 2 is fixed on the frame 1, the motor 3, linear slide rail, and roller rotating assembly Fixed on the base 2, the roller rotating assembly is connected with the pulley transmission provided on the output shaft of the motor 3 through a belt, the sensor bracket 6 is fixed on the slider 4-3 of the linear slide rail, and the sensor 7 Installed on the sensor support 6, the vibration signal processor 8 is connected with the PC 9 signal, and the motor 3 is controlled by the PLC controller 10;

The roller disc rotation assembly includes a main shaft 5-3 and a roller disc 5-6 evenly arranged on the main shaft 5-3, and the two ends of the main shaft 5-3 are fixed on the base 2 through bearing supports 5-1, The main shaft 5-3 is connected to the bearing support 5-1 through the bearing 5-2, the main shaft 5-3 is parallel to the base 2, the pulley 5-5 is fixed on one end of the main shaft 5-3, and the pulley 5- 5 and the motor 3 are connected through a belt 5-4 transmission, and the sensor 7 is arranged on one side of the roller 5-6 and is at the same height as the horizontal plane where the axis of the roller 5-6 is located.

Preferably, the base 2 is made of marble.

As preferably, the sensor 7 includes a displacement sensor, a speed sensor and an acceleration sensor, and the displacement sensor, the speed sensor and the acceleration sensor are arranged side by side on the roller 5-6 side of the roller rotating assembly, and the displacement sensor, The speed sensor and the acceleration sensor are electrically connected with the vibration signal processor 8 .

Preferably, the linear slide rail includes a self-locking handle 4-1, a thrust rod 4-2, a slider 4-3 and a slide rail support seat 4-4, and the slide rail support seat 4-4 is an I-shaped structure And the slide rail support seat 4-4 is fixed on the base 2, the slide block 4-3 is fixed on the slide rail support seat 4-4 and the slide block 4-3 slides along the slide rail support seat 4-4, the slide rail support seat 4-4 slides, and the slide rail support seat 4-4 slides. A sensor bracket 6 is provided on the side of the block 4-3 close to the roller disc rotation assembly, and the self-locking handle 4-1 is arranged above the slider 4-3.

The self-locking handle 4-1 can realize the fixing of the slider 4-3 at a specific position, so as to ensure the accuracy of the detection position.

Preferably, the motor 3 is a servo motor.

As preferably, the vibration signal processor 8 includes: a signal amplifier 8-1, a vibration collector 8-2 and a vibration spectrum analyzer 8-3, the sensor 7, the signal amplifier 8-1, the vibration collector 8-2 , the vibration spectrum analyzer 8-3 and the PLC controller 10 are electrically connected in sequence.

The signal amplifier 8-1 receives the vibration signal transmitted by the sensor 7, amplifies the signal, and transmits it to the vibration collector 8-2, and the vibration collector 8-2 transmits the received vibration signal to the A vibration spectrum analyzer 8-3, the vibration spectrum analyzer 8-3 analyzes the received vibration signal, generates a frequency spectrum of the vibration quantity and transmits it to the PC 9 respectively.

Described PC machine 9 is respectively connected with described vibration spectrum analyzer 8-3 and described PLC controller 10, can receive the analysis result that vibration spectrum analyzer 8-3 transmits, and relevant data and image are analyzed and studied, and to The PLC controller 10 sends commands.

As preferably, the PLC controller 10 includes a motor controller 10-1 and an alarm 10-2, and the motor controller 10-1 and the alarm 10-2 are electrically connected to the PC 9 for receiving the PC 9 transmits the signal and sends instructions to the motor controller 10-1 and the alarm 10-2.

The vibration signal processor 8 performs data processing of the vibration amount, and transmits the frequency spectrum of the vibration signal to the PC 9, and the PC 9 receives the vibration analysis result transmitted by the vibration signal processor, so The above-mentioned PLC controller 10 controls the start-stop and speed control of the motor 3, and gives an alarm prompt for the vibration amount exceeding the threshold value.

The displacement sensor, velocity sensor and acceleration sensor are transmitted to the vibration signal processor 8 through multiple channels.

During the test, the vibration-absorbing performance of the marble base 2 eliminates the influence of other vibration factors on the test results, ensuring the reliability of the test results; through the variable speed of the motor 3, the vibration conditions of the rollers at different rotation speeds can be detected, so that the test results It is more accurate; the slider 4-3 can be used to slide freely in the axial direction, and each roller 5-6 can be detected, so that the detection result is more comprehensive. The feedback of vibration detection results is timely, and the output data and results are comprehensive and intuitive, which is convenient for online analysis of the relevant parameters of the operation performance of the rollers 5-6.

Compared with the prior art, the spinning frame roller vibration on-line detection device is suitable for wool spinning, cotton spinning, hemp spinning and other textile industries. It simulates the condition of the roller running at high speed on the spinning frame, and detects the roller vibration and other performances online. It can eliminate the influence of external vibration factors on the test results and ensure the reliability of the test results; it can realize the detection of various axial parts of the roller under different rotation speeds, making the detection results more accurate and comprehensive. The feedback of vibration detection results is timely, and the output data and results are comprehensive and intuitive, which is convenient for online analysis of relevant parameters of the operation performance of the roller.

Inspired by the above-mentioned ideal embodiment according to the present invention, through the above-mentioned description content, relevant workers can make various changes and modifications within the scope of not departing from the technical idea of the present invention. The technical scope of the present invention is not limited to the content in the specification, but must be determined according to the scope of the claims.

Claims (6)

1. a kind of spinning frame oscillation on-line detection device, it is characterised in that including frame, base, motor, line slide rail, rolling disk Rotation assembly and sensor, the frame are fixed on level ground by rubber blanket, and the base is fixed in frame, described Motor, line slide rail, rolling disk rotation assembly are fixed on base, and the rolling disk rotation assembly is defeated with being arranged on motor by belt Pulley drive connection on shaft, the sensor stand is fixed on the sliding block of line slide rail, and the sensor is arranged on On sensor stand；

The rolling disk rotation assembly includes main shaft and the rolling disk being uniformly arranged on main shaft, and the two ends of the main shaft pass through bearing branch Seat is fixed on base, and the main shaft is connected by bearing with bearing spider, and the main shaft is parallel with base, and the belt pulley is consolidated Be scheduled on main shaft one end, connected between the belt pulley and motor by belt transmission, the sensor be arranged on rolling disk side and Sensor and horizontal plane where rolling disk axis are contour.

2. spinning frame oscillation on-line detection device as claimed in claim 1, it is characterised in that the base is marble Material.

3. spinning frame oscillation on-line detection device as claimed in claim 1, it is characterised in that the line slide rail includes self-locking Handle, distance rod, sliding block and slide rail support base, the slide rail support base is I-shaped structure and slide rail support base is fixed in base On, the sliding block is fixed on slide rail support base and sliding block is slided along slide rail support base, and the sliding block is close to rolling disk rotation assembly Side is provided with sensor stand, and the self-locking handle is arranged on the top of sliding block.

4. spinning frame oscillation on-line detection device as claimed in claim 1, it is characterised in that the motor is servomotor.

5. a kind of work system being applied in the spinning frame oscillation on-line detection device as described in claim any one of 1-4, It is characterised in that it includes vibration signal processing device, PC and PLC, the vibration signal processing device connect with PC signal Connect, the motor includes displacement transducer, velocity sensor and acceleration sensing, institute by PLC control, the sensor Displacement sensors, velocity sensor and acceleration transducer are disposed side by side on the rolling disk side of rolling disk rotation assembly, institute's rheme Displacement sensor, velocity sensor and acceleration transducer are electrically connected with vibration signal processing device, the vibration signal processing device bag Include：Signal amplifier, vibration acquisition device and vibration spectrum analyzer, the sensor, signal amplifier, vibration acquisition device, shake Dynamic spectrum analyzer and PLC are sequentially connected electrically.

6. work system as claimed in claim 5, it is characterised in that the PLC includes electric machine controller and alarm Device, the electric machine controller and alarm are electrically connected with PC.