JPH06328346A - Deburring system - Google Patents

Abstract

PURPOSE:To provide a deburring system for deburring each work without removing a plurality of works attached onto a machining jig and carrying out manual arrangement at the time of machining. CONSTITUTION:A carrying in means 17 for directly carrying in a work 2 to a deburring machine 1 with the work fixed to a machining jig 3 after machining process is provided, and a drawing is drawn up on a display in the same way as the number, position and direction of the work 2 arranged on the machining jig 3 at the time of machining by a tool route data drawing up means 21 having a drawing processing computer and a display or the like. The moving route of the tool along the outer periphery ridgeline of the work 2 is designated on the drawing, and deburring conditions such as speed or the like are input to draw up the motion program of the deburring machine, and a plurality of works 2 on the machining jig 3 which is carried in by a carry in and out device 17 and arranged on a positioning table 16 is deburred according to the motion program by the deburring machine 1. Thus a deburring process following a machining process can be made unmanned.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a deburring system, and more particularly to a deburring process for directly machining a machining machine or a machining machine for machining a workpiece using a machining jig having a workpiece mounted at a predetermined position. Regarding the system.

[0002]

2. Description of the Related Art When machining the same type of work,
Generally, a plurality of workpieces are attached to a machining jig, the machining jig is set on a machining machine, and the workpieces are machined to improve machining efficiency. Even when a machining jig is used in the machining as described above, it is usual to remove the workpiece from the machining jig and perform deburring work after the machining is completed. In deburring work, the machined work is positioned and fixed on the deburring machine, and the burr generated along the outer peripheral ridge of the work is moved along the ridge by a deburring tool (hereinafter referred to as "tool"). To remove. The path of the tool moving along the ridge is usually taught using a free-standing medium such as perforated tape. This type of deburring machine is disclosed in Japanese Patent Laid-Open No. 1-97554.

The above-mentioned machining and deburring steps are shown in FIG.
Will be described. A plurality of works 2 attached to the processing jig 3 are processed by the machine processing machine 1, respectively. When the machining is completed, the machining jig 3 is carried out of the machining machine 1, and then the work 2 is moved by the worker 4 to the machining jig 3
Are sequentially removed, and then transferred to the deburring machine 5. A machine operator 6 who operates the deburring machine 5 carries in one work 2 to a predetermined position of the deburring machine 5, fixes the position and orientation, and fixes the work. On the other hand, the drafting worker 7 previously works 2
After understanding the drawing 8 of FIG. 1, the tool 9 of the deburring machine 5 creates the route data tracing the outer peripheral ridge 10 of the work 2 and creates the recording medium such as the perforated tape 12 using the tool route data creating device 11. It is given to the controller 13 of the deburring machine 5. After positioning the work 2 as described above, the machine operator selects and calls one of the tool path data that matches the work 2 and starts the deburring machine 1. In such a process, the workpiece 2 is machined and then the work jig 3 is machined.
There is a problem that the work needs to be removed from the work and the work has to be positioned one by one for deburring because the work has been removed, and this setup takes a lot of time.

Regarding the deburring device, there is a device described in Japanese Patent Application Laid-Open No. 59-169755 in addition to the above.
This deburring device sequentially performs deburring work on many kinds of works one by one, and a recognition unit that determines the type of the work randomly sent by the conveyor is used for deburring each processing unit. The type is specified, and each processing unit uses NC control by the microcomputer to set the clamp positioning for each workpiece, tool selection, deburring conditions such as the type and number of burrs, and set them as NC.
It is for processing. Further, Japanese Patent Application Laid-Open No. 4-141356 discloses a deburring system in which a plurality of deburring machines and a conveying means for conveying a work across the plurality of deburring machines are combined. As a deburring machine,
Dedicated machine that detects the burrs generation surface of the workpiece with a sensor and removes high-rigidity burrs by NC control of the operation of the deburring blade, and the shape of the workpiece that holds the workpiece and presses it against the deburring blade with a certain force. There are two types of robots for deburring along, and a robot is used as a transfer means to take out the works stacked in multiple stages on a pallet one by one and supply them to a dedicated machine and a deburring robot.

[0005]

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention
9755 and Japanese Patent Laid-Open No. 4-141356,
An automatic system is disclosed in which workpieces are supplied one by one to a deburring device and deburring is performed. However, these systems directly connect the machining work and the deburring work in order to carry out a plurality of work deburring works which are mounted on a processing jig, thereby eliminating the need for manual deburring work. No consideration was given to the points.

The present invention has been made in order to solve the above-mentioned problems, and deburring is performed with a plurality of machined workpieces still attached to a machining jig without human intervention in the setup work. The purpose is to provide a system for performing.

[0007]

In order to achieve the above object, the first deburring system of the present invention is a machining jig in which a plurality of works are attached at predetermined positions and orientations in a machined state. Loading / unloading means for loading / unloading the tool; positioning means for gripping and positioning the processing jig carried in by the loading / unloading means in a predetermined direction; each on the processing jig positioned by the positioning means A deburring machine that removes burrs generated on the outer peripheral ridge of the machined surface of the work by moving the deburring tool along the ridge; a computer that performs graphic processing of the work and the processing jig, and displays the graphic A display and input / output means for inputting / outputting graphic data are provided, and by this input means, the CAD data created when designing the work is input to display the work on the display. The number of arranged workpiece Engineering jig,
The position and orientation of each work are drawn by the input means so that they are the same as the work on the processing jig, and then the ridge line of the work surface of each work is specified by the input means in sequence on the screen of the display. And a tool path data creating means for creating an operation program of the deburring machine by creating a path for the deburring tool that moves between the respective works and inputting deburring conditions such as the type of the deburring tool and the moving speed. Control means for controlling the deburring machine in accordance with the operation program;

In order to achieve the above object, the second deburring system of the present invention is designed so that burrs generated on the outer peripheral ridge of the machined surface of the workpiece during machining are along the outer peripheral ridge. A system equipped with a deburring machine that moves and removes a deburring tool, and performs machining of a machining jig with a plurality of workpieces attached at predetermined positions and orientations during machining. From the deburring machine into the deburring machine; a jig discriminating device that discriminates the type of processing jig from the deburring machine entering side; A loading / unloading means for loading / unloading into / from; a workpiece mounted on the processing jig according to the type discriminated by the jig discriminating device is grasped by the deburring machine. Position Means decided; characterized by being composed of a; first tool path provided edging system validator creation means and control means.

[0009]

In the first deburring processing system of the present invention, the processing jig to which a plurality of workpieces are attached is carried in and out while the plurality of workpieces are attached to the machined state at predetermined positions and orientations. The machining means carries the workpiece onto the positioning means, the positioning means grips the machining jig and positions it in a predetermined direction, and the deburring machine positions the machining surface of each work on the machining jig positioned by the positioning means. The burr generated on the outer peripheral ridge line is removed by moving the deburring tool along the ridge line according to the program created as follows. The operation program of the deburring machine is created in advance by the tool path data creating means before the deburring process,
That is, the CA created when the work is designed by the input means.
Input D data and display the work on the display.
Furthermore, by inputting the number of workpieces placed on the processing tool, their respective positions and orientations, and drawing the drawings arranged in the same way as the workpieces on the processing jig, a drawing processing computer is used to draw the drawing and then display it. By specifying the ridgeline of the work surface of each work with the input means in sequence on the screen of, the ridgeline of each work and the route of the deburring tool that moves between each work are created, and the type of deburring tool, the moving speed, etc. Create by entering deburring conditions. The control means controls the deburring machine according to this operation program. Thus, according to the first deburring system, it is possible to automatically perform deburring without removing a plurality of machined workpieces from the processing jig, with the workpiece still attached to the processing jig.

The second deburring system of the present invention is
In addition to the first deburring system, a transfer means for transporting a machining jig having a plurality of workpieces mounted in a machined state to the entrance of the deburring machine and a jig for determining the type of the machining jig. A tool discriminating means is provided. According to the second deburring processing system, since the jig determining means is provided, each processing jig is used according to the type and number of workpieces to be attached, and the tool path data creating means is used for each processing jig. By creating an operation program for the deburring machine correspondingly, it is possible to automatically call up a program suitable for each processing jig, and to process multiple machined workpieces. Deburring can be done automatically without removing it from the machine.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is an overall configuration diagram of a machining line including the deburring system of this embodiment, and FIG. 2 is a diagram illustrating the deburring system. This machining line is roughly composed of a setup station for attaching a work to a machining jig, a machining station for machining the work on the machining jig, and a deburring station for deburring the machined work. , A transfer device for transferring a processing jig having a work attached between the stations, and a transfer path thereof. The deburring system according to the present invention is installed in a deburring processing station.

In the setup station 25 in the drawing, the work 2 to be processed is manually attached to a predetermined position on the processing jig 3 in a predetermined direction. As the processing jig 3, a dedicated one is used according to the type of work 2 and the number of attachments. The processing jig 3 to which the work 2 is attached (the processing jig 3 is provided with the work unless otherwise specified) is the transfer device 1
5 is guided by the rail 23 which is a transfer path and is transferred to the processing machine station. At the processing machine station, a loading / unloading device 24 for loading or unloading the processing jig 3 placed on the transfer device 15 and a work 2 on the processing jig 3 fed via the loading / unloading device 24 are loaded. A machining machine 1 for processing is installed. After the machining of the workpiece 2 on the processing jig 3 is completed, the processing jig 3 is placed on the transfer device 15 again via the loading / unloading device 24, and the transfer device 1
5 moves to the deburring processing station.

At the deburring processing station, another loading / unloading device 17 for introducing or sending out the processing jig 3 mounted on the transfer device 15 and a type of the processing jig 3 on the loading / unloading device 17 are provided. A jig determining device 19 for determining, a positioning table 16 for positioning the processing jig 3 carried in by the loading / unloading device 17, a deburring machine 5 for deburring the workpiece 2 on the positioned processing jig 3, A deburring control device 20 for controlling the deburring machine 5, a tool stocker 27 for arranging deburring tools (tools), and a tool path data creation device 21 for creating data for setting a tool path are installed. Further, a cleaning machine 28 adjacent to the deburring machine 5 for cleaning the deburred work, and a rail 1 for moving the loading / unloading device 17 between the machines 2 and 28.
8 is installed, and in addition, the peripheral device control device 22 is installed. The tool path data creation device 21 will be described later.

Next, the operation of the machining line constructed as described above will be described. The machining jig 3 to which the work 2 is attached at the setup station 25 is conveyed to the deburring station by the transfer device 15 after the work 2 is machined by the machining machine 1, and then on the loading / unloading device 17. Moved to. Then, the jig discriminating device 19 discriminates the type of the processing jig 3 and recognizes the type and quantity of the works on the processing jig. Then, from the tool path data stored in advance in the deburring machine control device 20, the tool path data suitable for the machining jig 3 is automatically selected and called. Upon receiving the carry-in permission signal from the deburring machine control device 20, the carry-in / carry-out device 17 moves the processing jig 3 onto the positioning table 16 of the deburring machine 5. The positioning table 16 indexes a position and an orientation suitable for the deburring machine 5 to perform deburring processing on the basis of a tool path command called by the control device 20, and rotates in accordance with the deburring machine to perform a machining jig. Position automatically.

Thus, the deburring machine control device 20 commands the start of deburring machine 5 deburring processing immediately after receiving the positioning end signal, and the deburring machine 5 carries out deburring processing. The positioning table 16 rotates a ridge line for deburring all the workpieces 2 on the processing jig 3 in accordance with a required deburring quality based on a command of tool path data. At this time, if necessary, another type of tool installed on the tool stocker 27 can be automatically exchanged.

When the deburring process is completed, the processing jig 3
Is removed from the positioning table 16 by the loading / unloading device 17, and then placed on the transfer device 15, once returned to the setup station if further processing is required, and transferred to the cleaning machine 28 if cleaning is required. When the processing is completed, it is transferred to the setup station 25.

Next, the teaching procedure for setting the operation of the deburring machine will be described with reference to FIG. This teaching is performed by the tool path data creation device 21 using CAD data created at the time of design. By the way, the shape and dimensions of the work 2 are recorded by the designer as CAD data on the medium 30 by the drawing-dedicated work station 29, and if necessary, an appropriate coordinate origin 0 and coordinate system XY are provided and output, and the design drawing is drawn. Displayed as 8.

When teaching, in the tool path data creating apparatus 21 including a graphic processing computer 31 having a display, a mouse 32, etc. as components, first, the CAD data of the work 2 recorded on the medium 30 is displayed. Display the same figure as the design drawing above. Separately, the shape of the processing jig 3 is changed to a newly provided jig coordinate system O.
Plot on _1- X ₁ and Y ₁ and draw the figure of work 2.
Pick with the mouse 32, and transfer printing is performed so as to match the predetermined position and direction on the processing jig 3 determined during machining. After that, when the ridge line 10 on which the burrs of the work 2 are to be removed is picked, tool path data along the ridge line 10 of the work is created on the jig coordinate system. The example shown is 4
Work piece 2 on each of the four elevations with a prismatic processing jig 3.
4 pieces are attached, and when a plurality of works are arranged on one surface in this way, the tool path along the ridge line 10 of one work moves between the tool paths along the ridge line of another work 2. The optimum tool path 33 is designated. At the same time, a deburring program can be created by inputting data necessary for obtaining a predetermined deburring quality such as the type of tool and the speed at which the tool moves along the tool path. When this deburring program is given to the deburring machine control device 20 shown in FIG. 1, the deburring machine 5 removes burrs generated along the ridge line 10 of the work 2 arranged on the processing jig 3. The deburring process can be automatically executed. Although this embodiment is a system for deburring a plurality of works attached to a machining jig during machining, it can be used without any problem even in the case of a machining jig to which one work is attached. Needless to say.

[0019]

According to the present invention, the deburring system is provided with a carrying-in means for carrying the deburring system directly into the deburring machine after being machined and fixed to the processing jig, and a computer for performing graphic processing. A drawing in which the tool path data creating means having a display, an input / output means, and the like are arranged in the same manner as the work on the working jig by inputting the number, position, and direction of the work on the working jig during machining. On the display, specify the movement path of the deburring tool along the peripheral edge of the work on the screen, and input deburring conditions such as speed to create a deburring machine operation program. Since the deburring machine is used to deburr multiple workpieces on the processing jig that are loaded by the loading / unloading means by the program and placed on the positioning means, multiple workpieces that have been machined It is possible to automatically perform deburring processing without removing it from the processing jig one by one, that is, without the need for manpower, so that the deburring processing following the machining can be automated. Has the effect of

[Brief description of drawings]

FIG. 1 is an overall configuration diagram of an embodiment of the present invention.

FIG. 2 is an explanatory diagram of a teaching procedure according to the embodiment of the present invention.

FIG. 3 is a conceptual diagram showing a conventional technique.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Machining machine 2 Work piece 3 Processing jig 5 Deburring machine 9 Tool 10 Outer peripheral ridge line of work piece 15 Transfer device 16 Positioning table 17 Loading / unloading device (deburring machine) 18 Rail 19 Jig discriminating device 20 Deburring machine control device 21 tool path data creation device 23 rail 24 loading / unloading device (machining machine) 25 setup station 27 tool stocker 29 work station for drawing 30 medium 31 engineering work workstation 32 mouse 33 tool path

Front Page Continuation (72) Inventor Shinichi Otani 1070 Ige, Katsuta City, Ibaraki Prefecture Hitachi Ltd. Mito Plant

Claims (2)

[Claims] 1. A carrying-in / out means for carrying in and out a machining jig having a plurality of workpieces attached at predetermined positions and orientations in a machined state, and gripping the machining jig carried in by the carry-in / out means. And a burr formed on the outer peripheral ridge of the machined surface of each workpiece attached to the machining jig positioned by the positioning means, and the burr formed along the outer peripheral ridge. A deburring machine for moving and removing a removing tool, a computer for performing graphic processing of the work and the processing jig, a display for displaying a graphic, and an input / output means for inputting / outputting graphic data, the input means The CAD data created at the time of designing the work is input to display the work on the display, and the number of works placed on the processing jig, respectively. The position and orientation of each work are drawn by the input means so that they are the same as the work on the processing jig, and then the ridge line of the work surface of each work is sequentially specified by the input means on the screen of the display. Tool path data for creating an operation program of the deburring machine by creating a deburring tool path for moving between the ridge line and each work and inputting deburring conditions such as the type of deburring tool and moving speed. A deburring processing system comprising: a creating unit and a control unit that controls the deburring machine according to the operation program. 2. A deburring machine equipped with a deburring machine that removes burrs generated on the outer peripheral ridge of a machined surface of a workpiece during machining by moving a deburring tool along the outer peripheral ridge. In the system, a transfer unit that transfers a processing jig having a plurality of workpieces attached to a predetermined position and a direction in the machined state from a processing machine that performs the machining to the deburring machine entry side, A jig discriminating device for discriminating the type of the machining jig on the entry side, a carrying-in / carrying-out means for carrying in and out the machining jig discriminated by the jig discriminating device into the deburring machine, and the carrying-in / carrying-out means. Positioning means for gripping the machining jig carried in by the machine and for positioning the workpiece attached to the machining jig according to the type discriminated by the jig discrimination device with respect to the deburring machine, And a computer for performing graphic processing of the processing jig, a display for displaying a graphic, and an input / output means for inputting / outputting graphic data, and the CAD created when the work is designed by the input means. Input means for inputting data to display the work on the display, and inputting means so that the number of works arranged on the machining jig, their respective positions and orientations are the same as those on the machining jig. Then, the ridge line of each work and the route of the deburring tool that moves between the works are created by sequentially designating the ridge line of the work surface of each work on the screen of the display by the input means, and the deburring is performed. A tool route data creation procedure that creates an operation program for the deburring machine by entering deburring conditions such as tool type and moving speed. If, deburring system characterized by being configured of a control unit for controlling the deburring machine according to the operation program.