JP2017182754A - Controller of machine tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow an operator of a machine tool to easily and reliably perform maintenance and order placement jobs of consumable parts of the machine tool to be regularly replaced at a use site of the machine tool such as a factory.SOLUTION: A controller 10 of a machine tool 20 calculates the degree of wear of a consumable part, and displays a reference button 42 to display a replacement method for the consumable part and a purchase button 38 to place an order of the consumable part within a maintenance screen displaying the consumable part and its degree of wear. The controller is connected with a service system 100 of a supply source of the machine tool via the Internet, and displays the replacement method for the consumable part received from the service system 100 and a part order placement screen of the service system.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a machine tool control apparatus that allows a machine tool operator to easily and reliably perform maintenance and ordering work on consumable parts to be periodically replaced on a machine tool at a site where the machine tool is used in a factory or the like.

  Machine tools such as electric discharge machines, laser machines, and machining centers need to be regularly inspected and replaced with consumable parts. Conventionally, periodic maintenance has been carried out using the inspection notification function of the NC device. In addition, the inspection is performed at regular intervals, and the inspection contents and work procedures are performed by the operator referring to the maintenance manual.

  If the operator of the machine tool changes at the site where the machine tool is used, the maintenance work procedure and the know-how of the adjustment method may not be passed on to the succeeding operator, and the maintenance work will not be performed correctly. In addition, the maintenance manual may be lost after the lapse of time, or the model number of the consumable parts may be changed, so that necessary maintenance may not be performed.

  In addition, purchase of consumable parts is ordered by telephone or fax to the nearest call center of the machine tool supplier, but it is a verbal order by telephone, and there is a possibility that an error in the transmission notation will occur in FAX. If consumable parts are ordered incorrectly or arranged, maintenance work cannot be performed as planned.

  Patent Document 1 discloses a maintenance management system in which abnormal information generated on the user side can be managed on the supplier side, and the user is encouraged to take preventive measures. In this maintenance management system, a plurality of machine tools and a user management device are connected, and a plurality of user management devices are connected to the supplier management device via a network. The control device of the machine tool detects whether a signal related to the drive unit or an internal signal of the control device is abnormal, and transmits abnormality information corresponding to the abnormality signal to the user management device. The user management device transmits the abnormality information detected by the machine tool control device to the supplier management device. The supplier management device analyzes the abnormality information received from the user management device, generates support information according to the abnormality information, and transmits the generated support information to the user management device.

JP 2002-283190 A

  The invention of Patent Document 1 is a failure diagnosis system, which is not a preventive maintenance system for machine tools, and cannot prevent machine tool failures beforehand. Also, when a failure occurs, the necessary replacement parts and replacement methods are not provided to the operator, and replacement parts cannot be ordered.

  An object of the present invention is to solve such problems of the prior art, and the maintenance and ordering work of consumable parts to be periodically replaced on a machine tool can be easily and reliably performed by an operator at the site of use of a machine tool such as a factory. It is an object of the present invention to provide a machine tool control device that can be used.

  In order to achieve the above-described object, according to the present invention, in a machine tool control apparatus that controls a machine tool and maintains and manages consumable parts, the degree of wear of the consumable parts to be replaced in the machine tool is obtained. A display unit for displaying at least one of a consumption button calculating unit, a reference button for displaying a replacement method of a consumable part, and a purchase button for ordering the consumable part in a maintenance screen for displaying the consumable part and its consumption level; When a reference button or purchase button on the maintenance screen of the display unit is tapped or clicked, it is connected to a service system storing machine tool maintenance information via a communication line and is received from the service system on the display unit screen. A consumable parts maintenance management unit for displaying a replacement method for consumable parts or displaying a part ordering screen of the service system. Apparatus is provided.

  According to the present invention, maintenance and ordering work for consumable parts to be periodically replaced on a machine tool can be easily and reliably performed by an operator at a site where the machine tool is used, such as a factory.

It is a block diagram which shows preferable embodiment of this invention. It is a figure which shows an example of the consumable part management screen displayed on a display part. It is a figure which shows an example of the parts ordering screen displayed on a display part.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.
In FIG. 1, a control device 10 of a machine tool 20 has basic functions such as rotation of a feed axis (not shown) and a spindle of a machine tool, a wire traveling speed of a wire electric discharge machine, and laser oscillation of a laser machine. (Not shown in the present embodiment) Along with control, functions for performing maintenance and ordering work for consumable parts to be periodically replaced are added in software. The control device 10 includes a display unit 12, a consumable component maintenance management unit 14, and a wear level calculation unit 16 as main components.

  The display unit 12 can be, for example, a touch panel that is normally provided on a control panel (not shown) attached to the machine tool 20 and connected to the NC device. Alternatively, the display unit 12 can be formed by separately providing a touch panel or the like on the machine tool 20 separately from the control panel.

  The consumable parts maintenance management unit 14 can be connected to the service system 100 of the supply source of the machine tool 20, for example, via a communication line such as the Internet, and maintenance such as a replacement method of consumable parts from the service system 100 of the supply source. The information is received and displayed on the display unit 12, or the parts ordering screen of the service system 100 is displayed on the display unit 12. The service system 100 can be constructed not by a machine tool supplier but by a maintenance service company.

  The consumption degree calculation unit 16 adds up the time elapsed since the last replacement for each consumable part, calculates the ratio to the replacement time predetermined for each consumable part, and causes the display unit 12 to display it. .

  A machine tool supplier service system 100 includes a maintenance information management unit 102, a parts order management unit 104, a parts dispatch management unit 106, and a parts center management unit 108 as main components.

  The maintenance information management unit 102 accesses the maintenance information database 110 according to an instruction from the consumable parts maintenance management unit 14 and sends maintenance information related to the consumable parts to the maintenance information management unit 102. The maintenance information includes the name of the consumable part, the replacement time, the replacement method, and the like.

  The part order management unit 104 stores the part code (part name) received from the consumable part maintenance management unit 14, the number of parts, the order date, and the like. The parts dispatch management unit 106 monitors the number of days elapsed from the order date and each stage until the product (consumable parts) dispatched from the parts center 112 reaches the customer. The parts dispatch management unit 106 also responds to the operator's inquiry when the operator of the machine tool 20 inquires whether the supply source consumable part of the machine tool has been dispatched, the status of dispatch of the supply source consumable part, etc. To answer.

  The parts center management unit 108 manages whether or not consumable parts ordered by the operator of the machine tool 20 are in stock in the parts center 112 and when they are received when there is no stock.

  Referring to FIG. 2, a consumable part management screen 30 is shown as an example of a screen displayed on the display unit 12. The consumable part management screen 30 includes a function selection area 32, a part consumption rate display area 34, an expendable part elapsed time display area 36, a purchase button 38, a maintenance method display area 40, and a reference button 42. In the function selection area 32, buttons for selecting a category displayed on the consumable part management screen 30 are displayed together with item names. When the operator taps or clicks the consumable part management button in the function selection area 32, the consumable part management screen 30 of FIG. 2 is displayed.

  In the parts consumption rate display area 34, the period of time that has passed since the last replacement of each consumable part is displayed in the form of a ratio with respect to a predetermined replacement time for each consumable part. When a consumable part name displayed in the part consumable rate display area 34 is selected by tapping or clicking, the last inspection date, the operation time and the elapsed time are displayed in the elapsed time display area 36 of the consumable part.

  When the reference button 42 is tapped or clicked, the maintenance method is displayed in the maintenance method display area 40 with an illustration (indicated by three square blanks in FIG. 2) divided into main steps. The maintenance method includes text information such as replacement time and tools used. If the maintenance method is shown as a moving image, the moving image can be displayed for items that are obvious at a glance. In addition, when the maintenance method described in the maintenance manual initially distributed to the machine tool user is revised, the latest maintenance method can be browsed, for example, when the consumable part is changed to a substitute product due to discontinuation of production.

  When the purchase button 38 is tapped or clicked, the part ordering screen 50 shown in FIG. 3 is displayed in relation to the consumable part selected in the part consumption rate display area 34. The part ordering screen 50 includes a part image display area 52, a part information display area 54, and an order information display area 56. In the part image display area 52, a photographic image of the part selected in the part consumption rate display area 34 is displayed.

  In the component information display area 54, information such as a component name, a component code, and a component format is displayed in text. In the order information display area 56, information related to the part is displayed divided into the parts code, part name, quantity, unit price, inventory, standard / material, and remarks items. In particular, in the remarks column, as an ordering method, a check mark can be displayed in a check box displayed in the order information display area 56, or tapping or clicking of the number balloon 52a can be displayed.

  The operator taps or clicks the purchase button 38 on the consumable part management screen 30 to display the part information display area 54 on the display unit 12 and confirms the number and cost of consumable parts to be purchased. When the order is placed, the information displayed in the order information display area 56 is transmitted together with the customer information from the consumable parts maintenance management unit 14 to the service system 100 of the machine tool supplier via the Internet. In the service system 100, the parts order management unit 104 receives the parts information and sends the parts information to the parts center 112 together with customer information such as an orderer name and a delivery address.

  In the parts center 112, based on the received parts information and customer information, the parts are shipped to the shipping address designated by the customer. The parts shipment status is sequentially output from the parts center 112 to the parts delivery management unit 106 of the service system 100. A customer who has ordered the part can access the part dispatch management unit 106 of the service system 100 via the Internet to check the dispatch status of the ordered part at any time.

  Examples of consumable parts include a machining fluid, a machining fluid filter, a power supply plate, a machining fluid nozzle, an electrode, an ion exchange resin, a wire electrode guide, etc. in an electric discharge machine, and a water jet nozzle, There are high pressure pumps, coupling head maintenance for optical heads, etc., and machining centers include various types of seal members such as spindle lubricating oil, cutting fluid filters, grease for bearings, and O-rings. In addition, special tools, jigs, and cleaning agents for exchanging these consumable parts are also considered consumable parts in the present invention.

DESCRIPTION OF SYMBOLS 10 Control apparatus 12 Display part 14 Consumable parts maintenance management part 16 Consumption part calculation part 20 Machine tool 30 Consumable part management screen 38 Purchase button 42 Reference button 50 Parts ordering screen 100 Service system 102 Maintenance information management part 104 Parts order management part 106 Parts Shipping management unit 108 Parts center management unit 110 Maintenance information database 112 Parts center

In order to achieve the above-described object, according to the present invention, in a machine tool control apparatus that controls a machine tool and performs maintenance management of consumable parts , the machine tool replacement is provided on the user side of the machine tool. A consumption level calculation unit for obtaining the level of wear of the consumable parts to be used, a reference button provided on the user side of the machine tool and displaying a consumable part replacement method in a maintenance screen displaying the consumable parts and the degree of wear A display unit that displays at least one of the purchase buttons for ordering consumable parts, and a service system of a supplier that supplies the consumable parts, and has a maintenance information database that stores consumable part names and replacement method maintenance information. a service system, provided in the user side of the machine tool, when the touch or click the reference button or purchase buttons maintenance screen of the display unit, the service cis A consumable parts maintenance management unit that displays a replacement order of consumable parts received from the service system on the display unit or displays a part ordering screen of the service system. A machine tool control device is provided.

To achieve the above object, according to the present invention, which controls the machine tool, the control device for a machine tool for performing maintenance of the consumable component, the consumption degree of the consumable part to be replaced in the machine tool and the exhaustion degree calculation unit that calculates, in the maintenance screen to display an anti-耗部 product and its consumption degree, and a display unit for displaying a reference button to display a method of replacing consumable parts, and buy button for ordering the consumable parts, when you tap or click the Browse button or purchase button on the maintenance screen of the previous Symbol display unit, a supplier of the service system for supplying consumable parts, maintenance information stored maintenance information of the name and replacing consumable parts It is connected via a service system and a communication line having a database, received from the service system to the screen of the display unit when the reference button and touch or click exhaustion Display the replacing goods, the controller of the machine tool and a consumable component maintenance unit for displaying the part order screen of the service system when touch or click the purchase button is provided.

Claims (4)

In machine tool control devices that control machine tools and maintain consumable parts,
A wear level calculator that calculates the wear level of the consumable parts to be replaced on the machine tool;
A display unit for displaying at least one of a reference button for displaying a replacement method of the consumable part and a purchase button for ordering the consumable part in the maintenance screen for displaying the consumable part and its degree of consumption;
When a reference button or purchase button on the maintenance screen of the display unit is tapped or clicked, it is connected to a service system storing machine tool maintenance information via a communication line and is received from the service system on the display unit screen. A consumable parts maintenance management unit for displaying a replacement method for consumable parts, or displaying a parts ordering screen of the service system;
A machine tool control device comprising:   The service system includes a maintenance information management unit that sends maintenance information related to a consumable part such as a name, replacement time, and replacement method of the consumable part to the consumable part maintenance management unit in accordance with an instruction from the consumable part maintenance management unit. The machine tool control device according to claim 1.   The machine service control device according to claim 2, wherein the service system includes a part order management unit that stores a part code (part name) received from the consumable part maintenance management unit, the number of parts, and an order date.   4. The service system according to claim 3, further comprising: a parts dispatch management unit that manages a process of delivering the ordered part to the customer and provides the customer with a status of the delivery when the customer accesses through the communication line. Machine tool controller.

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