JP2006318166A - Parts assembly instruction device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent work mistakes without burdening workers with a large burden by facilitating confirmation of assembly method, various screws and parts by displaying and indicating various parts at the time of assembly work. <P>SOLUTION: Screen display data and parts name list data are automatically generated by a design data editing unit 11 from the assembly design data for every work block used at each assembly work process at the time of assembly work of products using an automatic screw supply/tightening unit 12, a data storing part 24D of a control unit 15 reads and memorizes the screen display data and parts name list data, and a CPU 24A reads the screen display data and parts name list data from the data storing part 24D, and indicates assembly order of the parts on a display unit 13 to provide use and assembly instructions for screws, parts etc. at the time of assembly work. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  In the present invention, when an assembly is made by assembling a plurality of parts by screw tightening using an automatic screw feeding / clamping device (electric auto-feed driver), the assembly order of the parts is displayed and the assembly is instructed to the operator. The present invention relates to a component assembly instruction device.

  Conventionally, using an automatic screw supply and tightening device, when assembling sheet metal products, purchased electrical parts, etc., assembling work using various types of screws while checking the contents of the assembly drawings. However, the confirmation of various screws during and after the work and the confirmation of the part names during the assembly work are carried out visually and using simple jigs.

  Further, as shown in FIG. 24, in the parts assembly instruction apparatus using the automatic screw supply / clamping apparatus, a predetermined number of parts X1 to X4 are taken out from the designated place displayed on the parts accommodation / accommodation position display shelf 100. After confirming the part names of these parts X1 to X4 in the part name display device 101, the parts X1 to X4 are assembled, the designated screws are selected by the automatic screw supply / tightening device 102, and the screws are tightened. A number display / confirmation / part storage shelf / part name display instructing device 103 confirms a series of part assembly work instructions from assembly data.

  Further, as a document disclosing a conventional parts storage box selection display device, a host computer, a control means, an infrared transmitter, an infrared receiver provided in each of the parts storage boxes accommodated in the capacity of the parts shelf, and The indicator lamp of the parts storage box that contains the parts specified to be attached to the semi-finished product that is received by the receiver and receives the infrared rays transmitted from the transmitter by this receiver. Is turned on, and parts in the parts storage box of the lighted indicator lamp are used to facilitate the assembly of the parts to the semi-finished product (see Patent Document 1).

  In addition, as a document disclosing the conventional cell production worker support system, in a cell production worker support system in which the same worker performs a plurality of work procedures to produce a product, the type of product produced by the worker is selected. Input means, storage means for storing work information relating to the product type, and display means for displaying the work information. The work information of the product type selected by the operator via the input means is acquired from the storage means. Some are displayed on the display means (see Patent Document 2).

  In addition, as a document disclosing a conventional component instruction system, a storage unit number assigned to a component storage unit of a component shelf and a component number of a component stored in the storage unit are associated with each other in the second component shelf controller. When changing or newly setting a component stored in the table and stored in the component storage unit, there is a method in which the barcode attached to the box storing the component is read by a barcode reader and the second table is changed (patent) Reference 3).

  Further, as a document disclosing a conventional product assembly support system, a storage means for storing an ID code defined for each component or each component placement location and component sequence information, and reading the component sequence information, the current product assembly Based on the progress status and the part order information, the next necessary part is recognized, a reading means for reading the ID code of the recognized part or part placement location, and the read ID code as a part specifying signal is transmitted wirelessly. Wireless transmission means and part placement means for placing parts for each type and specification of the parts, and the part placement means for receiving parts designation signals and placement of parts or parts of different types and specifications. Some of them are provided with notification means for performing a predetermined notification operation when receiving a component designation signal that matches an ID code defined for each place (see Patent Document 4).

  Further, as a document disclosing a conventional parts box input instruction device, an ID chip storing identification information unique to the box and a conductive handle conducting to the ID chip are provided in the parts box, and read by an operator. If you wear a transmitter and wear conductive gloves, and grab the conductive handle of the parts box on the transport cart, the reading transmitter connected to the conductive gloves reads the identification information on the ID chip. Then, the information is transmitted to the parts shelf pointing device via the receiver, and based on the received information, the pointing device illuminates the corresponding frontage lamp and sets the frontage where the worker should lift the parts box. There is an instruction (see Patent Document 5).

  In addition, as a document disclosing a conventional parts shelf outlet device indicating device, it has an outlet, an indicator lamp, a sensor, a central processing unit, and an input means, and the sensor is an outlet for a worker's hand as a detection target. The central processing unit registers the input model number and the detected outlet according to the code signal input of the model by the input means and the ON signal detection of the object insertion by the sensor. Some of them have take-out port registration means (see Patent Document 6).

In addition, as a document disclosing the assembly part selection instruction device in the conventional assembly line, an ID plate on which production instruction information of the engine is recorded together with the engine as an assembly is conveyed to each workstation by a conveyor, and is provided at the workstation. The production instruction information of the ID plate is read with the received receiving antenna, and the lamp corresponding to the parts box where the assembly parts necessary for mounting are placed on the workstation is turned on by the programmable controller based on the information. In addition, the program of the programmable controller can be changed by an instruction from the external input device, and even when the storage position of the mounting part of the parts shelf is changed, the workstation can easily cope with it (patent) Reference 7).
Japanese Patent Publication No. 5-4704 Japanese Patent Publication No. 2001-242828 Japanese Patent Publication No. 2002-182431 Japanese Patent Publication No. 2002-3072525 Japanese Patent Publication No. 2003-1650356 Registered Utility Model No. 3002848 Utility Model Publication No. 5-80628

  In the parts assembly instruction device using the automatic screw supply / clamping device described above, an electric autofeed driver is used to check the assembly drawing details of the sheet metal processed product, purchased electrical components, etc. In the component assembly instruction device shown in FIG. 24, the components X1 to X4 are confirmed by the component name display device 101, and then the components X1 to X4 are assembled and designated by the automatic screw supply / clamping device 102. The screw number display / confirmation / part storage shelf / part name display instructing device 103 confirms a series of parts assembly work instructions from the assembly data. Therefore, it is necessary to grasp the parts used for all the work procedures without fail, which is a very heavy burden on the operator. Moreover, in order to correct a mistake discovered after assembling the parts, it is a rework after disassembling the product, which requires a great deal of time and labor.

  The present invention has been made to solve the above-described problems. The object of the present invention is to display and instruct various parts at the time of assembling the parts, and to check the parts assembling method, various screws, and parts. It is an object of the present invention to provide a component assembly instruction device that can be simplified and can prevent work mistakes without imposing a heavy burden on an operator.

  In order to achieve the above object, a component assembly instruction device according to the present invention uses an automatic screw supply / clamping device to assemble a plurality of components by screw tightening to produce an assembly product. A component assembly instruction apparatus for displaying and instructing an operator of the assembly, wherein the data creation means creates assembly instruction data for each work block from assembly design data for each work block in each assembly work process, and the assembly for each work block Data storage means for reading and storing instruction data; data display means for reading out the assembly instruction data for each work block from the data storage means and displaying the assembly order of the parts; and data storage for the assembly instruction data for each work block And a procedure management means for obtaining from the means and displaying on the data display means. To.

  With this configuration, assembly design for each work block used in each assembly work process by the data creation means during assembly work (for example, processed sheet metal products, purchased electrical parts, etc.) using an automatic screw supply / clamping device. Assembly data for each work block (for example, screen display data, part name list data) is automatically created from data (for example, design drawing data), and this assembly data for each work block is read and stored by the data storage means. Then, the procedure management means can read the assembly instruction data for each work block from the data storage means, display the assembly order of the parts on the data display means, and issue the parts assembly instruction during the assembly work. For this reason, by performing work according to the parts assembly instruction, it is possible to prevent work mistakes without imposing a heavy burden on the operator in each assembly work process.

  Here, the data creation means corresponds to, for example, a design data editing device, and the data display means corresponds to, for example, a display. The procedure management means corresponds to, for example, a CPU (central processing unit) of the control device, and the data storage means corresponds to, for example, a data storage unit of the control device.

  Further, the component assembly instruction device according to the present invention is the above-described component assembly instruction device according to the present invention, wherein the assembly design data for each work block is design drawing data described in the assembly drawing, and the assembly instruction data for each work block is The screen display data and the part name list data created by processing the design drawing data used in each assembly work process. The screen display data and the part name list data are displayed on the display means in the order of registration in the data storage means. It is characterized by doing.

  With this configuration, an automatic screw supply / clamping device is used. For example, when assembling work such as sheet metal processed products and purchased electrical parts, design drawing data used in each assembly work process is processed to display screen display data and a part name list. Data can be created, and this screen display data and part name list data can be displayed on the data display means, and instructions for using and assembling screws and parts can be given during assembly work.

  Specifically, the screen display data is assembly drawing instruction data used in each assembly work process, and the part name list data is each data of the screw type, the number of screws, and the part name. While displaying assembly drawing data, screw type, number of screws, and part name data used in the process on the data display means, it is possible to instruct the use and assembly instructions of screws, parts, etc. during assembly work.

  Further, the component assembly instruction device according to the present invention is the above-described component assembly instruction device according to the present invention, wherein the procedure management means grasps the assembly work time from the assembly instruction data for each work block, and the display contents of the pacemaker display item Is displayed on the display means, and the assembly work time is checked, and a pacemaker function is provided that allows the worker's own work time to be determined appropriately.

  With this configuration, the assembly work time is grasped from the assembly instruction data for each work block, the display contents of the pacemaker display item are displayed, the assembly work time is checked, and the operator's own work time is determined appropriately. Can do.

  Specifically, in the case where the display content is assembling a plurality of the parts with the screws, the assembly man-hour is represented by a pie chart, and when the total assembling man-hour is 100%, the parts are represented by the screws. The assembly process operates to indicate what percentage it takes, so when assembling multiple parts with screws, looking at the pie chart, if the total assembly man-hour is 100%, the process of assembling the parts with screws is It can be understood what percentage it takes, and how many minutes it took for the actual screw tightening in the process, so it can be grasped whether the assembly work is early or late because it is a percentage of the total work.

  Further, the component assembly instruction device according to the present invention is the above-described component assembly instruction device according to the present invention, in which the procedure management means is configured to detect a torque increase signal generated by screw tightening of the automatic screw supply / tightening device during actual work. By comparing the torque-up signal that has been torque-up with the standard torque-up signal that has been converted from the design data and registered as data in the storage means, the screw data is checked during assembly work, and the part name to be used is displayed as data. A torque confirmation display function for confirming the number of screws in each assembly work process while displaying on the means is provided.

  With this configuration, the screw data can be checked at the time of assembly work, and the number of screws can be confirmed in each assembly work process while displaying the names of parts to be used on the data display means.

  The component assembly instruction device according to the present invention is the above-described component assembly instruction device according to the present invention. The automatic screw supply / clamping device includes a plurality of electric drivers for each type of screw, and screws for these electric drivers. It has a screw supply device to be supplied, a screw conveyance path from the screw supply device to the electric screwdriver, and a screw passage detection sensor provided in the screw conveyance passage. And a screw supply confirmation function for displaying the absence of screws in the screw supply device and the abnormal state of the screw supply device on the data display means at the time of assembling the parts.

  With this configuration, the procedure management means monitors the screw supply state with the screw passage sensor, and performs the part assembly work while displaying the absence of screws in the screw supply apparatus and the abnormal state of the screw supply apparatus on the data display means during the part assembly work. be able to.

  Specifically, the screw supply confirmation function supplies the screw again when the screw is not detected by the screw passage sensor, and when the screw passage sensor detects that the screw is not detected twice, the screw is displayed by the data display means. Since the supply status is displayed on the screen, when a screw is not detected by the screw passing sensor, the screw is supplied again. When the screw passing sensor detects that the screw is not detected twice, the data display means The parts can be assembled while the status is displayed on the screen.

  According to the component assembly instruction device according to the present invention, an automatic screw supply / clamping device is used, for example, a work to be used in each assembly work process by the data creation means at the time of assembling a sheet metal processed product, a purchased electrical component, etc. Assembly instruction data for each work block (for example, screen display data, part name list) is automatically created from the assembly design data for each block (for example, design drawing data), and the data storage means stores the assembly instruction data for each work block. The procedure management means can read the assembly instruction data for each work block from the data storage means, display the assembly order of the parts on the data display means, and issue the parts assembly instruction during the assembly work. For this reason, working according to the parts assembly instruction can prevent work mistakes without placing a heavy burden on the operator.

  Embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a diagram illustrating the configuration of a component assembly instruction device according to the present invention, FIG. 2 is a diagram illustrating the configuration of a control device of the component assembly instruction device, and FIG. 3 is a block diagram showing an outline of a program of the control device.

  As shown in FIG. 1, a component assembly instruction device according to the present invention includes a component storage / accommodation position display shelf 10, a design data editing device 11 as data creation means, an automatic screw supply / clamping device (an electric autofeed driver). Group) 12, a display 13 as a data display means, a component supply indicator lamp 14, and a control device 15.

  The component storage / accommodation position display shelf 10 includes a plurality of component storage shelves 10A, a display lamp 10B provided at the front of each component of these component storage shelves 10A, and a component shelf controller 24F described later. Have.

  The design data editing device 11 edits and creates assembly instruction data (screen display data and part name list data) for each work block from assembly design data for each work block (design drawing data described in the assembly drawing) of each assembly work process. The screen display data is assembly drawing instruction data used in each assembly work process, and the component name list data is each data of a screw type, the number of screws, and a component name.

  As shown in FIG. 1, the automatic screw supply / clamping device 12 includes a plurality of electric drivers 12A for different types of screws N, a screw supply device 12B for supplying the screws N to these electric drivers 12A, and a screw supply device. A screw conveyance path 12C from 12B to the electric screwdriver 12A and a screw passage detection sensor 12D provided in these screw conveyance paths 12C are provided, and the screw N is conveyed from the screw supply device 12B to the electric screwdriver 12A. Is a system that can automatically perform screw tightening using the electric screwdriver 12A.

  The display 13 has a menu screen 22-1 shown in FIG. 4 and a menu screen 22-2 shown in FIG. The menu screen 22-1 includes a component assembly instruction display item 4A-1, a pacemaker display item 5A-1, an assembly confirmation instruction display item 6A-1, a screw torque up confirmation display item 7A-1, and a component supply call display item 8A-. 1 and the screw supply confirmation display item 9A-1 are displayed. On the right side of the screen, an assembly instruction switch (SW) 26A, a pacemaker switch (SW) 26B, an assembly confirmation instruction switch (SW) 26C, A torque confirmation switch (SW) 26D, a call (part supply call) switch (SW) 26E, a screw confirmation (screw torque up confirmation) switch (SW) 26F and a next screen switch (SW) 26G are displayed. Display contents 4 of the corresponding items 4A-1 to 9A-1 by selecting any of the switches (SW) 26A to 26G It is possible to select the ~9A.

  The menu screen 22-2 shown in FIG. 5 displays the design data edit display item 20A-1 and the parts table confirmation display item 21A-1, and the design data switch is displayed on the right side of the screen. (SW) 26H, parts list confirmation switch (SW) 26I, and return switch (SW) 26J are displayed, and by selecting one of these switches (SW) 26I, 26J, the corresponding item 20A-1 , 21A-1 can be selected.

  When the parts X1 to X4 in the parts accommodation / accommodating position display shelf 10 are abnormal such as missing parts, damage, etc., the parts supply indicator lamp 14 is turned on when the screen switch (SW) 8B is pressed to call the parts distributor. (See FIG. 11).

  The control device 15 is used at the time of assembly instruction, pacemaker, assembly confirmation, screw torque up confirmation, parts distributor call, screw remaining number of screw supply device 12B in the automatic screw supply / tightening device 12, abnormality check, design data conversion, assembly Each function of the parts table display is controlled, and these functions are displayed on the display screen 13A of the display unit 13.

  That is, as shown in FIG. 2, the device configuration of the control device 15 includes a CPU (Central Processing Unit) 24A as procedure management means, an input unit 24B as input means to the CPU 24A, and an output as output means of the CPU 24A. 24C, a data storage unit 24D as a data storage unit, a data display control unit 24E as a data display control unit, a parts shelf control unit 24F, a component supply indicator lamp control unit 24G, and a communication control unit (not shown). And a power control unit (not shown).

  The CPU 24A controls the input unit 24B, output unit 24C, data storage unit 24D, data display control unit 24E, component shelf control unit 24F, component supply indicator control unit 24G, communication control unit, and power control unit. is there.

  The data storage unit 24D stores and converts the data from the design data editing device 11 and accumulates and processes the data from the input unit 24B and the output unit 24C.

  Further, the data display control unit 24E controls data display of the display 13, and the parts shelf control unit 24F controls the parts storage / storage position display shelf 10, and receives the received parts shelf control data. Analyze and control, for example, a relay switch (not shown) connected to the display lamp 10B, analyze the parts shelf control data, and determine the shelf location. The component supply indicator lamp control unit 24G controls the lighting of the component supply indicator lamp 14.

  The communication control unit performs communication control of the data display control unit 24E, the component shelf control unit 24F, and the component supply indicator lamp control unit 24G. The power control unit is a power supply unit, and includes a CPU 24A, an input unit 24B, and an output unit. DC24V is supplied to 24C, the data storage unit 24D, and the control units 24E to 24G.

  As shown in FIG. 3, the CPU 24A has an assembly drawing display function 25A, a pacemaker function 25B, a post-assembly confirmation display function 25C, a design data editing function 25D, a screw torque up confirmation function 25E, and a component supply call function 25F. A screw supply confirmation function 25G and a parts table confirmation function 25H are stored.

  6 and 7 show the display contents 4A of the component assembly instruction display item 4A-1 displayed on the display screen 13A of the display 13, and work created by expanding the drawing data created by 3D CAD. This is block-by-block assembly instruction data (screen display data). In this case, the display content 4A represents an image in which the three parts X1, X2, and X3 are assembled with the screws N. The display contents can be displayed in the order of memory registration of the assembly instruction data for each work block, and the screen can be returned to the previous screen by the screen switch (SW) 4B.

  FIG. 8 shows the display contents 5A of the pacemaker display item 5A-1 displayed on the display screen 13A of the display unit 13. When the three parts X1, X2, and X3 displayed in FIG. A pie chart shows how many minutes it takes. For example, if the estimated man-hour is 100%, it indicates how much the process of assembling the three parts X1, X2, and X3 with the screw N takes. Assembling time in this assembling process, for example, how many minutes for screw tightening, can be grasped as to what percentage of the whole work is fast or slow, and the work pace of the worker is checked.

  The assembly time is not only the screw tightening time but also the total work time of the worker required for the assembly including the time for carrying the parts X1, X2, and X3 and taking out the electric screwdriver 12A. As described above, it is possible to know whether the work time of the worker is earlier or later than the standard time registered in the data storage unit 24D for each work block. It is also possible to return to the previous screen with the screen switch (SW) 5B.

  FIG. 9 shows the display content 6A of the assembly confirmation instruction display item 6A-1 displayed on the display screen 13A of the display device 13. This display content 6A is actually the four parts X1, X2, X3, X4 screwed. This is a display image of the product (assembly product) X in the state assembled at N, and by checking the display image of this product X, after assembling the four parts X1, X2, X3, X4, the assembled finished state is confirmed. be able to. It is also possible to return to the previous screen with the screen switch (SW) 6B.

  FIG. 10 shows the display content 7A of the screw torque-up confirmation display item 7A-1 displayed on the display screen 13A of the display device 13. The reference torque-up signal 7A-1 and the torque-up signal 7A- during actual work are shown. 2 is displayed.

  When various screws N are tightened with the electric screwdriver 12A in the automatic screw supply / clamping device 12, a torque-up signal is output. Therefore, a torque-up signal 7A-2 that is torque-up during actual work is converted from design data in advance and a data storage unit. The reference torque-up signal 7A-1 registered as data in 24D can be compared. The data can be reset by the screen switch (SW) 7B, and the screen can be returned to the previous screen by the screen switch (SW) 7C.

  FIG. 11 shows the display content 8A of the component supply call display item 8A-1 displayed on the display screen 13A of the display unit 13, and the components X1 to X4 in the component storage / storage position display shelf 10 are missing or damaged. When the screen switch (SW) 8B is pressed at the time of an abnormality such as the above, the component supply indicator lamp 14 is turned on to notify the component distributor. In addition, the call can be canceled with the screen switch (SW) 8C, and the previous screen can be returned with the screen switch (SW) 8D.

  FIG. 12 shows the display content 9A of the screw supply confirmation display item 9A-1 displayed on the display screen 13A of the display 13, and the screw provided in the screw conveyance path 12C between the electric screwdriver 12A and the screw supply device 12B. The state of the passage sensor 12D is monitored, and when the state is other than the normal state, the entire system is temporarily stopped by the control device 15, and the inspection of the screw supply device 12B is instructed or the screw supply is instructed. It is also possible to return to the previous screen with the screen switch (SW) 9B.

  FIG. 13 shows the design data edit display item 20A-1 displayed on the display screen 13A of the display unit 13. The display content (not shown) of the design data edit display item 20A-1 is an assembly instruction for each work block. Screen display data and part name list data as data, the screen display data is assembly drawing instruction data used in each assembly work process, and the part name list data includes the type of screw, the number of screws and the parts. Each name data.

  The design data editing device 11 can edit and create the assembly instruction data for each work block and then register it in the data storage unit 24D of the control device 15 with the registration switch (SW) 20B. Also, the design data editing device 11 can be registered with the screen switch (SW) 20C. Registration can be canceled, and the screen can be returned to the previous screen by a screen switch (SW) 20D.

  FIG. 14 shows the display contents 21A of the parts table confirmation display item 21A-1 displayed on the display screen 13A of the display unit 13. The display contents 21A are the parts table data 26 shown in FIG. The parts table and the shape data are edited by the design data editing device 11 and created. The parts table data 26 is registered in the data storage unit 24D of the control device 15 and can be displayed on the screen 13A of the display unit 13 or can be returned to the previous screen by the screen switch (SW) 21C.

  Next, each function of the component assembly instruction device will be described with reference to the flowcharts shown in FIGS.

  First, the operation of the assembly drawing display function 25A will be described. As shown in FIG. 16, after the assembly instruction data for each work block, which is work data, is loaded on the control device 15 by the design data editing apparatus 11, the assembly instruction switch (SW) on the menu screen of the display unit 13 in step Sl. When 26A is selected, the display content 4A of the assembly instruction display item 4A-1 shown in FIG.

  This display content surface 4A represents the assembly instruction by converting the data of the drawing to be assembled (3D CAD data) into the assembly instruction data for each work block as the screen display data.

  In step S2, the assembly instruction data for each work block is read. In step S3, the assembly instruction data for each work block is registered in the data storage unit 24D. Next, in step S4, the current assembly instruction for each work block is monitored, and the torque-up signal data during actual work is compared with the torque-up signal data registered in the data storage unit 24D.

  In step S5, after the above comparison, if the torque-up signal data at the time of actual work is the same as the registered torque-up signal data, a block end buzzer is output and the process moves to the next work block.

  Next, in step S6, it is determined whether or not the torque-up signal data at the time of actual work is the last one. If it is determined that the torque-up signal data is not the last one, Steps S4 to S6 are repeated until the end, and when it is determined in step S6 that the torque-up signal data is the last one, in step S7, an end lamp (not shown) is generated by a control signal from the output unit 24C of the CPU 24A. In addition, the data display control unit 24E is controlled by a control signal from the output unit 24C of the CPU 24A, and the screen 13A of the display unit 13 returns to the menu screen 22-1 shown in FIG.

  Therefore, using the automatic screw supply / clamping device 12, when the product X is assembled, the design data editing device 11 uses the design drawing data (assembly design data for each work block) to be displayed on the screen. Data and part name list data (assembly instruction data for each work block) are automatically created, and the screen display data and part name list data are read and stored in the data storage unit 24D, and the CPU 24A displays the screen from the data storage unit 24D. The data and part name list data are read out and the assembly order of the parts is displayed on the display 13 so that screws, parts, etc. can be used during the assembling work and an assembling instruction can be given. For this reason, by working while displaying on the display 13, it is possible to prevent work mistakes without imposing a heavy burden on the worker in each assembly work process.

  Next, the operation of the pacemaker function 25B will be described. As shown in FIG. 17, when the pacemaker switch (SW) 26B on the menu screen 22-1 of the display 13 is selected in step S8 (see FIG. 4), the pacemaker display shown in FIG. 8 is displayed on the screen 13A. The display content 5A of item 5A-1 is displayed.

  Next, the pacemaker data for each work block is read in step S9, and the pacemaker data for each work block is registered in the data storage unit 24D in step S10.

  Next, in step S11, the current pacemaker data for each work block is compared with the memory data (pacemaker data for each work block) registered in the data storage unit 24D based on the monitoring torque up signal. If the current pacemaker data for each work block is the same as the memory data, the block end buzzer is output and the process moves to the next work block.

  Next, in step S13, the pacemaker at the end of each work is activated for a predetermined time, and the screen returns to the normal screen. Next, in step S14, it is determined whether or not the current pacemaker data by work block is the last, and if it is determined that the current pacemaker data by work block is not the last, the last pacemaker data by work block. Steps S11 to S14 are repeated until the data, and if it is determined in step S14 that the pacemaker data by work block is the last one, in step S15, an end lamp (not shown) is generated by a control signal from the output unit 24C of the CPU 24A. And the data display control unit 24E is controlled by a control signal from the output unit 24C of the CPU 24A, and the screen 13A of the display 13 returns to the menu screen 22-1 shown in FIG.

  Therefore, the assembly work time can be obtained by grasping the assembly work time from the design drawing data (assembly design data for each work block) by using the display content 5A described above, and utilizing and displaying each data of the number of screws and the number of parts. It is possible to check and make an appropriate judgment on the working time of the worker itself. That is, when assembling several parts with screws, by looking at the pie chart, if the estimated man-hour is 100%, it will be understood how many percent the process of assembling the parts with screws will take, and actual screw tightening in that process However, since it took a minute, it is possible to grasp whether the assembly work is fast or slow because it is a percentage of the total work.

  Next, the operation of the post-assembly confirmation function 25C will be described. As shown in FIG. 18, when the assembly confirmation switch (SW) 26C on the menu screen 22-1 of the display 13 is selected in step S16 (see FIG. 4), the assembly confirmation instruction display item 6A-1 shown in FIG. Is displayed on the screen 13A of the display 13.

  Next, assembly confirmation data for each work block is read in step S17, and assembly confirmation data for each work block is registered in the data storage unit 24D in step S18. After registration, the present assembly confirmation by work block is compared with the memory data by the monitoring torque-up signal in step S19, and if it is the same as the memory data after comparison in step S20, the corresponding assembly confirmation data is displayed. In step S21, when the input of the return switch (SW) 6B is confirmed, the screen 13A of the display 13 returns to the menu screen 22-1 shown in FIG.

  Therefore, by displaying the above-described display content 6A on the screen 13A of the display device 13, it is possible to confirm the assembled finish state after the actual assembly in the assembly instruction display state.

  Next, the operation of the torque confirmation display function 25D will be described. As shown in FIG. 19, when the torque confirmation switch (SW) 26 on the menu screen 22-1 of the display 13 is selected in step S22 (see FIG. 4), the screw torque up confirmation display item 7A- shown in FIG. 1 display content 7A is displayed on the screen 13A of the display 13.

  Next, the torque confirmation data for each work block is read in step S23, the torque confirmation data for each work block is registered in the data storage unit 24D in step S24, and the current torque-up data for each work block is confirmed and monitored in step S25. Then, the current torque-up data for each work block is compared with the memory data.

  Next, in step S26, after the above comparison, if the current torque-up data for each work block is the same as the memory data, a block end buzzer is output and the process proceeds to the next work block.

  Next, in step S27, it is determined whether the torque-up data for each work block is the last one. If it is determined that the torque-up data for each work block is not the last one, steps S25 to S27 are performed until the last data. Again, if it is determined in step S27 that the torque-up data for each work block is the last one, if the input of the return switch (SW) 7B is confirmed in step S28, the screen 13A of the display unit 13 is displayed as shown in FIG. 12 is returned to the menu screen 22-1 shown in FIG.

  Therefore, when various screws N are tightened with the electric screwdriver 12A in the automatic screw supply / clamping device 12, a torque-up signal is output. Therefore, the torque-up signal 7A-2, which is torque-up during actual work, is converted from design data in advance. The reference torque-up signal 7A-1 registered as data in the storage unit 24D can be compared.

  Next, the operation of the component supply call function 25E will be described. As shown in FIG. 20, when the component supply call switch (SW) 26E on the menu screen 22-1 of the display 13 is selected in step S29 (see FIG. 4), the screen 13A of the display 13 is displayed on the screen 13A. The display contents 8A of the component supply call display item 8A-1 shown in FIG.

  Next, in step S30, the component supply indicator lamp 14 is turned on, and in step S31, the screen switch (SW) 8B is pressed to call the component distributor, and the content of the component shortage is notified. Next, if the stop switch (SW) 8C shown in FIG. 11 is selected in step S32, the component supply indicator lamp 14 is turned off. If the input of the return switch (SW) 8D shown in FIG. The screen 13A of the display 13 returns to the menu screen 22-1 shown in FIG.

  Accordingly, when the parts X1 to X4 in the parts accommodation / accommodating position display shelf 10 are abnormal, such as a missing item or damage, according to the display content 8A of the parts supply call display item 8A-1, the screen switch (SW) 8B is pressed. The component supply indicator lamp 14 is turned on, and the component distributor can be called.

  Next, the operation of the screw supply confirmation function 25F will be described. As shown in FIG. 21, when the screw passing sensor 12D has not detected the screw N in step S34, the screw N is supplied again. In step S35, when the screw passage sensor 12D performs the non-detection of the screw N twice, the display content 9A of the screw supply confirmation display item 9A-1 shown in FIG. .

  Next, in step S36, the entire cinetem is temporarily stopped, and in step S37, after confirming the input of the return switch (SW) 9B after the screw supply, the display 13 returns to the menu screen 22-1. Next, in step S38, the suspension of the entire system is released, and in step S39, the input to the return switch (SW) 9B is confirmed and the menu screen 22-1 is returned.

  Therefore, according to the display content 9A of the screw supply confirmation display item 9A-1, the state of the screw passage sensor 12D provided in the screw conveyance path 12C between the electric driver 12A and the screw supply device 12B is monitored, and the state other than the normal state is monitored. In some cases, the entire system can be temporarily stopped by the control device 15, and an inspection of the screw supply device 12B can be instructed or screw supply can be instructed.

  Next, the operation of the design data editing function 25G will be described. As shown in FIG. 22, when the design data switch (SW) 26H on the menu screen of the display 13 is selected, the display content of the design data edit display item 20A-1 shown in FIG. 13 is displayed on the screen 13A of the display 13. To do.

  In step S41, design data to be worked on is read. Next, in step S42, design data is registered in the data storage unit 24D, and in step S43, the design data is converted from 3D data into display data.

  In step S44, data is set for each work block. In step S45, it is determined whether or not the setting is canceled by selecting ON / OFF of the screen switch (SW) 20C. If it is determined that the cancellation is selected, the process proceeds to step S47 and the input of the return switch (SW) 20D is confirmed. After that, the screen returns to the menu screen 22-2. If it is determined in step S45 that cancellation is not selected, the data is classified by screw type, part name, and parts shelf in step S46. Next, after the input of the return switch (SW) 20B is confirmed in step S47, the screen returns to the menu screen 22-2.

  Therefore, after the design data to be worked is edited by the design data editing device 11 according to the display contents of the design data edit display item 20A-1, it is registered in the data storage unit 24D of the control device 15 and registered by the screen switch (SW) 20B. it can.

  Next, the operation of the parts table display function 25F will be described. As shown in FIG. 23, when the parts table confirmation switch (SW) 26I on the menu screen of the display 13 is selected in step S48, the display contents 21A of the parts table confirmation display state are displayed as shown in FIG. .

  Next, in step S49, the work target data is read from the data storage unit 24D. Next, in step S50, the parts table data shown in FIG. 15 is displayed on the screen 13A. Next, in step S51, it is determined whether or not the next page switch (SW) 21B has been pressed. If it is determined that the next page switch (SW) 21B has been pressed, the process proceeds to step S52 and the next part is selected. The table data is displayed on the screen 13A. Next, in step S53, it is determined whether or not the BOM data is the last one. If it is determined that the BOM data is the last one, the return switch (SW) 21C is input in step S54. The screen 13A of the display 13 returns to the menu screen 22-2.

  If it is determined in step S51 that the next page switch (SW) 21B is not pressed, the process proceeds to step S53, where it is determined whether the parts table data is the last, and it is determined that the parts table data is the last one. If so, in step S54, the screen 13A of the display 13 returns to the menu screen 22-2 by the input of the return switch (SW) 21C.

  If it is determined in step S53 that the parts table data is not the last, the process proceeds to step S52, and it is determined again in step S53 whether or not the parts table data is the last one.

  Therefore, after the parts table data is edited by the design data editing device 11 from the parts table and shape data of the design part assembly drawing, it can be registered in the data storage unit 24D of the control device 15 and displayed on the screen 13A of the display 13.

  According to the above-described embodiment of the present invention, a drawing of a design to be used in each assembly work process by the data creation means at the time of assembling a sheet metal processed product, purchased electrical parts, etc. using an automatic screw supply / clamping device. Screen display data and part name list data (assembly instruction data by work block) are automatically created from the data (work block assembly design data), and the screen display data and part name list data are read and stored in the data storage unit. Then, the CPU 24A can read the screen display data and the part name list data from the data storage unit and display the assembling order of the parts on the display unit 13, and can instruct the use and assembling of screws and parts during the assembling work. . For this reason, by working according to this assembly instruction, it becomes possible to prevent work errors in each assembly work process without bothering the operator.

  The CPU 24A monitors the current assembly instruction data for each work block, and based on the torque-up signal generated by the screw tightening of the automatic screw supply / tightening device 12, the current assembly instruction data for each work block is stored in the data storage means. Compared with the memory data, as a result of this comparison, if the current assembly instruction data for each work block is the same as the memory data, it can be moved to the next work block.

  In addition, according to the embodiment of the present invention, the assembly work time is grasped from the design drawing data (assembly design data for each work block), and the data of the number of screws and the number of parts are utilized to display the assembly. It is possible to check the working time and make an appropriate judgment on the working time of the worker itself. That is, when assembling several parts with screws, by looking at the pie chart, if the estimated man-hour is 100%, it will be understood how many percent the process of assembling the parts with screws will take, and actual screw tightening in that process However, since it took a minute, it is possible to grasp whether the assembly work is fast or slow because it is a percentage of the total work.

  Further, according to the embodiment of the present invention, the screw data can be checked at the time of assembling work, and the number of screws can be confirmed in each assembling work process while displaying the names of parts to be used on the data display means.

  Further, according to the embodiment of the present invention, the CPU 24A monitors the screw supply state with the screw passage sensor 12D, and displays the absence of the screw in the screw supply device 12B and the abnormal state of the screw supply device 12B during the component assembling work. 13, the parts can be assembled.

  According to the component assembly instruction device according to the present invention, an automatic screw supply / clamping device is used, for example, a work to be used in each assembly work process by the data creation means at the time of assembling a sheet metal processed product, a purchased electrical component, etc. Assembly instruction data for each work block (for example, screen display data, part name list) is automatically created from the assembly design data for each block (for example, design drawing data), and the data storage means stores the assembly instruction data for each work block. The procedure management means can read the assembly instruction data for each work block from the data storage means, display the assembly order of the parts on the data display means, and can instruct the parts assembly during the assembly work. In addition, by working according to the parts assembly instructions, work errors can be avoided without placing a heavy burden on the operator. When an assembly is made by assembling multiple parts by screw tightening using an automatic screw supply / clamping device (electric auto-feed driver), the assembly order is displayed and the assembly is performed. It is useful as a component assembly instruction device for instructing a person.

1 is a configuration explanatory diagram of a component assembly instruction device according to the present invention. It is structure explanatory drawing of the control apparatus of the component assembly instruction | indication apparatus. It is a block diagram which shows the outline | summary of the program of the same control apparatus. It is explanatory drawing which shows the menu screen of a display. It is explanatory drawing which shows another menu screen of a display. It is explanatory drawing of the display content of the assembly instruction | indication display item displayed on the display screen of the indicator. It is explanatory drawing of the display content which is an assembly instruction | indication displayed on the display screen of the indicator. It is explanatory drawing of the display content of the pacemaker display item displayed on the display screen of the indicator. It is explanatory drawing of the display content of the assembly confirmation instruction | indication display item displayed on the display screen of a display. It is explanatory drawing of the display content of the screw torque up confirmation display item displayed on the display screen of a display. It is explanatory drawing of the display content of the component supply call display item displayed on the display screen of the indicator. It is explanatory drawing of the display content of the screw supply confirmation display item displayed on the display screen of a display. It is explanatory drawing of the design data edit display item displayed on the display screen of a display. It is explanatory drawing of the display content of the parts table confirmation display item displayed on the display screen of the indicator. It is explanatory drawing of the design parts list data as display content. It is a flowchart at the time of performing an assembly drawing display function. It is a flowchart at the time of performing a pacemaker function. It is a flowchart at the time of performing the confirmation function after an assembly. It is a flowchart at the time of performing a torque confirmation display function. It is a flowchart at the time of performing a component supply call function. It is a flowchart at the time of performing a screw supply confirmation function. It is a flowchart at the time of performing a design data edit function. It is a flowchart at the time of performing a parts table display function. It is composition explanatory drawing of the conventional component assembly instruction | indication apparatus.

Explanation of symbols

4A to 9A Display contents 4A-1 Parts assembly instruction display item 5A-1 Pacemaker display item 6A-1 Assembly confirmation instruction display item 7A-1 Screw torque up confirmation display item 8A-1 Parts supply call display item 9A-1 Screw supply confirmation Display item 10 Parts storage / storage position display shelf 10A Parts storage shelf 10B Display lamp 11 Design data editing device (data creation means)
12 Automatic screw supply / clamping device 12A Electric screwdriver 12B Screw supply device 12C Screw conveyance path 12D Screw passage detection sensor 13 Display (data display means)
14 Component Supply Indicator 15 Control Device 22-1 Menu Screen 22-2 Menu Screen 20A-1 Design Data Editing Display Item 21A-1 Parts Table Confirmation Display Item 21A Display Contents 24A CPU (Procedure Management Means)
24B input unit (input means)
24C output unit (output means)
24D data storage unit (data storage means)
24E Data display control unit (data display control means)
24F parts shelf control unit (parts shelf control means)
24G parts supply indicator control part N screw X assembly X1-X4 parts

Claims (5)

When assembling a plurality of parts by screw tightening using an automatic screw supply / clamping device to produce an assembly product, the component assembly instruction device displays the assembly order of the components and instructs the assembly to the operator,
Data creation means for creating assembly instruction data for each work block from assembly design data for each work block of each assembly work process;
Data storage means for reading and storing the assembly instruction data for each work block;
Data display means for reading the assembly instruction data for each work block from the data storage means and displaying the assembly order of the parts;
A part assembly instruction apparatus comprising: procedure management means for obtaining the work block assembly instruction data from the data storage means and displaying the data on the data display means. The assembly block design data for each work block is design drawing data described in an assembly drawing, and the assembly instruction data for each work block is screen display data created by processing the design drawing data used in each assembly work process. 2. The component according to claim 1, wherein the screen display data and the component name list data are displayed by the data display unit in the order of registration in the data storage unit. Assembly instruction device. The procedure management means checks the assembly work time by grasping the assembly work time from the assembly block design data for each work block, and displaying the display contents of the pacemaker display item on the data display means. The component assembly instruction device according to claim 1 or 2, further comprising a pacemaker function for appropriately determining its own work time. The procedure management means converts from a torque-up signal generated by screw tightening of the automatic screw supply / clamping device, from a torque-up signal that is torque-up during actual work, and from the assembly design data for each work block in advance, the storage means The screw torque data is checked at the time of assembly work by comparing it with the reference torque-up signal registered as data, and the number of screws is confirmed at each assembly work process while displaying the part name to be used on the data display means. 3. The component assembly instruction device according to claim 1, further comprising a torque confirmation display function. The automatic screw supply / clamping device includes a plurality of electric drivers for each type of screw, a screw supply device that supplies the screws to these electric drivers, and a screw conveyance path that extends from the screw supply device to the electric screwdriver. , Equipped with a screw passage detection sensor provided in this screw conveyance path,
The procedure management means monitors the supply state of the screw with the screw passage sensor, and displays screw absence in the screw supply apparatus and an abnormal state of the screw supply apparatus on the data display means during component assembly work. The component assembly instruction device according to claim 1, further comprising a confirmation function.

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