JPH0959852A - Expendable item controlling device in fiber machinery - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily grasp suitable exchanging times for expendable items. SOLUTION: This expendable items controlling device in a fiber machinery consists of a set life time value memorizing circuit 31 memorizing the set life time values of expendable items by an input operation through an inputting device 32, a computer C1 for controlling a loom outputting cumulative accomplishment signals to a cumulative time calculating circuit 33 while the loom is under an operating state, the cumulative time calculating circuit 33 performing the cumulative calculation by reading a progressed time from a timer 34 in the inputting state of cumulative accomplishment signals, an exchange judging circuit 35 comparing the set values memorized in the circuit 31 with a consumed life time values cumulatively calculated in the circuit 33, the exchange judging circuit 35 outputting a display commanding signal to a display controlling circuit 37 when the consumed life time value of a certain expendable item reaches the set value, and the display controlling circuit 37 commanding a displaying device to display the name, set value, and consumed life time value of the subject expendable item.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a consumables management device in a textile machine such as a loom or a spinning machine.

[0002]

2. Description of the Related Art Many consumables are used in a loom, which is a textile machine. Consumables include, for example, a loom drive motor brake mechanism, a rope for driving a heddle frame that constitutes the shedding device, a cam lever spindle that constitutes the cam mechanism,
Felt on the peripheral surface of the press roller pressed against the surface roller that takes up the woven cloth, a cutter that cuts the weft thread or the selvage selvage in the jet room, and the components of the open / close valve for controlling the supply of the weft insertion air. is there. These consumables need to be replaced as appropriate. At present, an operator replaces each consumable item based on a management book after a predetermined period of use, or when an abnormality occurs in the consumable item. However, weaving may be adversely affected if the consumable item is replaced after the abnormality occurs. The management method based on the management book is troublesome, and the consumables may be replaced too soon, or the consumables may be replaced after an abnormality occurs.

Japanese Utility Model Laid-Open No. 4-92585 discloses a device for displaying the years of use of consumables and for displaying an instruction for overhauling consumables. The operator can promptly perform work such as replacement or maintenance and inspection based on these display contents.

[0004]

However, Japanese Utility Model Laid-Open No. 4-9.
In the device of Japanese Patent No. 2585, the displayed years of use are merely years of elapsed regardless of whether or not the loom is in operation. With such a display of the number of years elapsed, it is not possible to correctly grasp the consumption life of the consumable product, and it is not possible to replace the consumable product at an appropriate time.

An object of the present invention is to make it possible to easily grasp the proper time for exchanging consumables.

[0006]

To this end, in the invention of claim 1, based on the factor detection means for detecting a consumption life affecting factor that influences the consumption life of the consumable item, and the information detected by the factor detection means. A consumables management device is provided with a consumption life calculation means for calculating the consumption life of the consumables, and a notification means for notifying the necessity of replacement of the consumables based on the consumption life calculated by the consumption life calculation means. .

According to the first aspect of the present invention, the consumption life calculation means determines the consumption life influence factor detected by the factor detection means (for example, the consumption life influence factor of the cutter which is one of the consumables in the loom is the operating time of the loom). Calculate the consumption life based on When the calculated consumption life reaches the set life value, the notification means notifies the necessity of replacement. By this notification, it is possible to know the proper replacement time of the consumable item.

According to the second aspect of the present invention, the consumables management device is provided with the correction means for correcting the calculation formula for calculating the consumption life in the consumption life calculation means. According to the invention of claim 2, when the consumption life calculated by the calculation formula for calculating the consumption life does not correctly reflect the actual consumption life of the consumable item, the correction means appropriately calculates. The formula can be modified and changed.

According to another aspect of the present invention, when the consumption life calculated by the consumption life calculation means reaches a preset life value, the consumption means includes a replacement determination means for outputting a notification signal to the notification means. Configured the item management device.

According to the third aspect of the present invention, when the consumed life reaches the preset life value, the notification means outputs a notification signal to the notification means. The notification means notifies the necessity of replacement of the consumable item based on the output of the notification signal. By this notification, it is possible to know the replacement time of the consumable item.

In the invention of claim 4, the operating time detecting means for detecting the operating time of the textile machine is the factor detecting means. According to the invention of claim 4, the consumption life of the consumable item whose consumption life is influenced by the operating time of the textile machine is calculated based on the integrated value of the operating time of the textile machine. As such consumables, the components of the device that operates with the operation of the textile machine are targeted.

According to a fifth aspect of the present invention, the factor detecting means is installed in each of a plurality of textile machines, and the consumption life of the consumable item in each textile machine is calculated by the consumption life calculating means by the information obtained from each factor detecting means. It was calculated.

According to the fifth aspect of the present invention, the consumption life of the consumables in the plurality of textile machines is calculated by one consumption life calculation means. Such a system can be realized, for example, in a monitoring system that manages a plurality of looms with a management computer.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment in which the present invention is embodied in a jet loom will be described below with reference to FIGS.

FIG. 1 schematically shows a side view of the entire loom.
M is a loom drive motor, and the loom drive motor M is controlled by the loom control computer C1. Reference numeral 11 denotes a feed motor that can rotate forward and reverse independently of the loom drive motor M. The feed motor 11 drives the warp beam 12. The warp T sent out from the warp beam 12 passes through the back roller 13 and the tension roller 14 to the heald 1.
5 and the modified reed 16 are passed through. The woven cloth W is wound around the cross roller 21 via the expansion bar 17, the surface roller 18 operatively connected to the loom drive motor M, the press roller 19 and the wrinkle removing guide member 20.

The tension roller 14 is attached to one end of the tension lever 22, and a tension spring 23 attached to the other end of the tension lever 22 applies a predetermined tension to the warp yarn T. The tension lever 22 is rotatably supported at one end of the detection lever 24, and has a load cell 2 at the other end of the detection lever 24.
5 are connected. Warp tension is tension roller 1
4, transmitted to the load cell 25 via the tension lever 22 and the detection lever 24, and the load cell 25 outputs an electric signal corresponding to the warp tension to the loom control computer C1.

The loom control computer C1 compares the preset tension with the tension detected by the input signal and detects the rotary angle of the loom by the rotary encoder 26.
The rotation speed of the delivery motor 11 is controlled on the basis of the warp beam diameter grasped by the detection signal from. This rotation speed control controls the warp tension during normal operation.

The loom control computer C1 commands the forward rotation operation of the feed motor 11 based on the ON signal from the start switch 27, and the feed motor based on the rotation speed detection signal from the rotary encoder 111 incorporated in the feed motor 11. The rotation speed of 11 is feedback-controlled.

The weft (not shown) is the main nozzle 2 for weft insertion.
The jetting action from 8 inserts the weft into the opening of the warp. The weft yarn injected into the warp yarn opening flies in the warp yarn opening by the relay injection of the plurality of weft insertion auxiliary nozzles 29. The weft yarn ejected from the weft insertion main nozzle 28 is cut and separated from the weft insertion main nozzle 28 by a cutter 30 immediately after beating.

A consumables management controller C2 is connected to the loom control computer C1. A backup power source E is connected to the loom control computer C1 and the consumable goods management control device C2. The backup power source E is for preventing the stored information from being erased when a power failure occurs.

The internal configuration of the consumables management control device C2 is shown in FIG.
It is like. The set life storage circuit 31 includes a brake mechanism of the loom drive motor M, a rope (not shown) for driving a heald frame that constitutes the shedding device, and a support shaft of a cam lever (that constitutes a cam mechanism that is the shedding device driving mechanism). (Not shown), a slip stopper made of felt on the circumferential surface of the press roller 19 pressed against the surface roller 18 that takes in the woven cloth W,
The set life value of consumables such as an on-off valve (not shown) for controlling the supply of compressed air to the cutter 30 and the nozzles 28 and 29 is stored. These set life values are input device 3
It is stored in the set life storage circuit 31 by the input operation of 2.

Time integration circuit 33 serving as consumption life calculation means
Calculates the operating hours of the jet loom. Loom control computer C1 when the jet loom is in operation
Outputs an integration execution signal to the time integration circuit 33. A timer 34 is connected to the time integration circuit 33, and the time integration circuit 33 operates in the timer 3 when the integration execution signal is input.
Read the elapsed time from 4 and integrate. This time integration is performed for each consumable item described above. That is, the time integration circuit 3
3 stores the latest accumulated time corresponding to each consumable item. The cumulative time for each consumable item is a factor affecting the consumption life,
And it is considered as the life of each consumable. Further, the loom control computer C1 and the timer 34 constitute operating time detecting means which is one of the factor detecting means.

The exchange determination circuit 35 serving as exchange determination means is
The set life stored in the set life storage circuit 31,
The consumption life accumulated in the time accumulation circuit 33 is compared. When the consumption life of a certain consumable item reaches the set life, the replacement determination circuit 35 outputs an operation signal to the alarm device 36 and a display command signal to the display control circuit 37. The display command signal includes an index indicating the target consumable item. Display control circuit 3 that constitutes the notification means
Reference numeral 7 reads the set life of the consumable item represented by the index included in the display command signal from the set life storage circuit 31, and also reads the consumed life of the consumable item from the time integration circuit 33. Then, the display control circuit 37 displays a display of the product name, the set life, and the consumed life of the target consumable item on the display device 38.
Command. The display device 38 constituting the notification means displays the item name of the consumable item, the set service life, and the service life on the screen 381 shown in FIG.

The replacement determination circuit 35 includes a reset switch 3
9 is signal connected. Turn on the reset switch 39
Then, in response to the input of the reset signal, the replacement determination circuit 35 resets the consumption life of the consumable item that has reached the set life in the time integration circuit 33 to zero, and the display device 3
The display contents of 8 are erased and the alarm of the alarm device 36 is released.

FIG. 4 is a flowchart showing a consumables management control program executed by the consumables management control device C2. The consumption life Tn of a consumable item is the set life Tn ₀
Then, the consumable goods management control device C2 activates the alarm device 36 and instructs the display device 38 to display the name of the consumable goods, the set life and the consumed life. Worker is alarm device 3
Based on the alarm 6 and the display content on the display device 38, the consumables whose consumption life has reached the set life Tn ₀ are replaced. After the replacement of consumables is completed, the reset switch 39
When is turned on, the consumable goods management control device C2 resets the stored consumption life Tn to zero, and the display device 38
The above display contents are erased and the alarm of the alarm device 36 is released.

By looking at the display contents on the display device 38, the operator can immediately grasp the consumables that need to be replaced. The consumption life Tn displayed on the display device 38 is the cumulative time of the actual operating time of the jet loom, and this cumulative time accurately reflects the consumable life of the consumable item that is actually consumed by the operation of the jet loom. Therefore, the display content on the display device 38 accurately reflects the actual consumption life of the consumable item, and the operator can easily grasp the proper time for exchanging the consumable item.

When the degree of actual consumption of the consumable item, for example, the degree of wear of the blade of the cutter 30 is advanced or not advanced as planned, the set life Tn ₀ is It is desirable to change it according to the actual degree of wear. The change of the set life Tn ₀ is performed by the input operation of the input device 32.

Next, a second embodiment shown in FIGS. 5 and 6 will be described. The same components as those in the first embodiment are denoted by the same reference numerals. An environment sensor 41 serving as a factor detection means is signal-connected to the time integration circuit 40 of the consumable goods management control device C3 in this embodiment. Examples of the environment sensor 41 for searching the environment state include a temperature sensor, a humidity sensor,
There are load current sensors, power consumption sensors, air consumption sensors, acceleration sensors, load torque sensors, displacement sensors, and the like.
The temperature and load current, which are factors affecting the consumption life, influence the life of the capacitor, the backup power supply E, etc., and the acceleration and load torque affect the life of mechanical parts (gear, bearing, etc.). Further, the power consumption indirectly indicates the amount of heat generated by the device, and the humidity affects the corrosion (rust) of the metal together with other atmospheres.

The loom control computer C1 sends operation information such as the rotational speed of the loom, the number of weft insertions, the warp tension, and the output of an integration execution signal indicating the operation status, which are obtained from the rotary encoder 26, to the time integration circuit 40. Time integration circuit 40
Calculates the life expectancy based on a predetermined calculation formula that uses environmental information and operating information as variables. FIG. 6 is a flowchart showing a consumables management control program executed by the consumables management control device C3. The consumable goods management control device C3 fetches the environmental information and the operation information at a predetermined timing to calculate the consumed life Tn. The subsequent processing is the same as in the first embodiment.

The display contents on the display device 38 in consideration of the operating information other than the operating time of the loom and the environmental information more accurately reflect the actual consumption life of the consumables as compared with the first embodiment. The worker can easily grasp the proper time for exchanging the consumables.

Next, a third embodiment shown in FIGS. 7 and 8 will be described. The same components as those in the second embodiment are denoted by the same reference numerals. A correction device 42 is signal-connected to the time integration circuit 40 of the consumable goods management control device C3 in this embodiment. When the actual degree of wear of the consumable item, for example, the degree of wear of the blade of the cutter 30 is advanced or is not advanced as planned,
Instead of changing the set life Tn _{0 according} to the actual consumption of the consumables, the method of calculating the consumption life may be changed.
The correction device 42 is means for correcting a predetermined calculation formula in the time integration circuit 40.

FIG. 8 is a flowchart showing a consumables management control program executed by the consumables management control device C3. The consumable goods management control device C3 corrects the calculation formula when the correction device 42 corrects the calculation formula, and performs subsequent calculation of the consumed life based on the new calculation formula. Other processes are the same as those in the second embodiment except changing the set life.

The display contents on the display device 38 based on the calculation formula modified in consideration of the actual consumption life reflect the actual consumption life of the consumable item more accurately than in the second embodiment. Therefore, the operator can easily know the proper time to replace the consumable item.

Next, a fourth embodiment shown in FIG. 9 will be described. j, j + 1, j + 2 represent looms, and C (j), C
(J + 1) and C (j + 2) are loom control computers. Loom control computers C (j), C (j + 1), C
(J + 2) includes a central processing circuit CPU, a data memory RAM, and a program memory ROM. The actuator Am and the environment sensor Sn of each loom j, j + 1, j + 2 are connected to the loom control computers C (j), C (j + 1), C (j + 2) via the input / output port I / O. Each loom control computer C (j), C (j +
1), C (j + 2) has a communication interface I / F
(J), I / F (j + 1), I / F (j + 2) are connected.

Each loom control computer C (j), C (j
The data memory RAMs +1) and C (j + 2) store control data such as the loom rotational speed, warp tension, weft insertion timing, and weaving density. In addition, each loom control computer C
(J), C (j + 1), C (j + 2) data memory R
The AM temporarily stores the environmental information obtained from the environmental sensor Sn. Loom control computer C (j), C (j +
The program memory ROMs 1) and C (j + 2) store programs for controlling the loom operation (that is, the driving of the actuator Am) based on the control data stored in the data memory RAM.

C _H is a management computer for centrally managing the loom groups j, j + 1, j + 2. Management computer C _H
Is a central processing circuit CPU _H , data memory RAM _H
And a program memory ROM _H. The management computer C _H has the same input device 32 as in the first embodiment.
Reset switch 39, alarm device 36, and display device 38
Are connected via the input / output port I / O _H. A program for centrally managing the loom j, j + 1, j + 2 is stored in the program memory ROM _H. This centralized management program includes a consumables management control program similar to any of the consumables management control programs in the consumables management control devices C2, C3 in the first to third embodiments.

A communication interface I / F _H is connected to the management computer C _H. The communication interface I / F _H is connected to each loom j, j + 1, j via the communication line L.
+2 communication interface I / F (j), I / F (j
+1), I / F (j + 2). The management computer C _H includes a communication interface I / F _H , a communication line L and a communication interface I / F (j), I / F.
Looms j, j + through (j + 1), I / F (j + 2)
Centrally manage 1, j + 2.

Management computer C_HIs a communication interface
Source I / F_H, Communication line L and communication interface I
Via / F (j), I / F (j + 1), I / F (j + 2)
Then, each loom control computer C (j), C (j + 1),
Scan the operating information and environmental information in C (j + 2)
Perform at regular time intervals. Loom control computer C
(J), C (j + 1), C (j + 2) are included in the scan
Communication interface with response to operation information and environmental information
I / F (j), I / F (j + 1), I / F (j + 2),
Communication line L and communication interface I / F_HThrough
Management computer C _HSend to. Management computer C_HIs
Each loom is based on the transmitted operation information and environmental information
The consumption life of j, j + 1, j + 2 consumables is calculated. Ah
When the consumption life of the consumables of the loom
Computer C_HActivates the alarm device 36 and
Elephant loom number (either j, j + 1, or j + 2), wear
Display the product name, set life and consumption life on the display device 38
I do.

According to the system in which the management computer C _H collectively manages the replacement of consumables in a plurality of looms,
There are the following advantages. Since the consumption computer and the calculation result are all stored in the management computer C _H , the load on the loom control computer of each loom is reduced.
Therefore, consumables can be managed without increasing the capacity of the loom control computer. Since the number of the target loom, the name of the consumable item, the set life and the consumed life are displayed on the single display device 38, it is advantageous in terms of cost as compared with the method of displaying in each loom. The setting life of consumables for all looms and the calculation formula can be set collectively on the management computer. Good nature. It is possible to improve the accuracy of the consumption life calculation and the replacement date / time prediction based on the additional information in consideration of the characteristics of the factory such as the operation information, the operating system, the holidays, and the type change plan. An environment sensor for detecting the air-conditioning state, the power consumption state, and the humidification state can be provided for each factory, and the number of environment sensors to be used can be reduced compared to the case where the environment sensor is installed for each loom. Further, it becomes easy to manage the stock and order of the supply / replacement parts for the entire factory, and it is possible to establish an efficient replacement schedule for the entire factory.

In the present invention, the set life and the consumption life may be simply displayed without providing the replacement determination means, and the operator may make the replacement determination. Alternatively, the operating time of each consumable item may be calculated from the specifications of the loom, the setting value of the control computer, and the operating time of the loom, and the consumption life may be calculated based on the calculated individual operating time.

The present invention can also be applied to the case of notifying an appropriate time for maintenance and inspection of consumables. Further, the present invention is
It can also be applied to the management of consumables such as textile machines other than weaving machines, such as spinning machines.

[0042]

As described above in detail, according to the present invention, the consumption life is calculated based on the information detected by the factor detecting means for detecting the consumption life influence factor, and the calculated consumption life is set in advance. When the value is reached, this is notified, so that it is possible to easily grasp the proper time for exchanging consumables.

[Brief description of drawings]

FIG. 1 is a simplified side view of an entire loom showing a first embodiment.

FIG. 2 is a display control system diagram.

FIG. 3 is a consumables management control block diagram.

FIG. 4 is a flowchart showing a consumable goods management control program.

FIG. 5 is a consumables management control block diagram showing a second embodiment.

FIG. 6 is a flowchart showing a consumables management control program.

FIG. 7 is a block diagram of consumable goods management control showing a third embodiment.

FIG. 8 is a flowchart showing a consumables management control program.

FIG. 9 is a loom management system diagram showing a fourth embodiment.

[Explanation of symbols]

31 ... Set life storage circuit, 32 ... Input device, 33, 40
... time integration circuit, 34 ... timer, 35 ... replacement determination circuit,
37 ... Display control circuit, 38 ... Display device, 39 ... Reset switch, 41, Sn ... Environmental sensor, 42 ... Correction device,
C2, C3 ... Consumable item management control device, C _H ... Consumable item management control device management computer.

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[Procedure amendment]

[Submission date] September 14, 1995

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0014

[Correction method] Change

[Correction contents]

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION A first embodiment in which the present invention is embodied in a jet loom will be described below with reference to FIGS.

Claims (5)

[Claims] 1. A factor detection means for detecting a consumption life affecting factor that influences the consumption life of a consumable article, and a consumption life calculation means for calculating the consumption life of a consumable article based on information detected by the factor detection means. A consumables management device in a textile machine, comprising: an informing unit for informing the necessity of exchanging a consumable item based on the consumption life calculated by the consumption life calculation unit. 2. The consumables management device for a textile machine according to claim 1, further comprising a correction unit for correcting a calculation formula for calculating the consumption life in the consumption life calculation unit. 3. A replacement determination means for outputting a notification signal to the notification means when the consumed life calculated by the consumed life calculation means reaches a preset life value, and the replacement determination means is provided. Item 3. The consumable item management device in the textile machine according to any one of items 2. 4. The consumables management device for a textile machine according to claim 1, wherein the factor detecting means is an operating time detecting means for detecting an operating time of the textile machine. 5. The factor detecting means is installed in each of a plurality of textile machines, and the consumption life calculating means calculates a consumption life of a consumable item in each textile machine according to information obtained from each factor detecting means. The consumables management device for a textile machine according to any one of claims 1 to 4.