CN1642701A

CN1642701A - Punching machine

Info

Publication number: CN1642701A
Application number: CNA038060043A
Authority: CN
Inventors: 桶谷哲也; 掘光隆
Original assignee: HORI TEKKOSHO KK; TOYOKATA INDUSTRY Co Ltd; Japan Science and Technology Agency
Current assignee: Toyokata Industry Co., Ltd.; Japan Science and Technology Agency
Priority date: 2002-03-15
Filing date: 2003-03-12
Publication date: 2005-07-20
Anticipated expiration: 2023-03-12
Also published as: KR100616505B1; KR20040097169A; WO2003078115A1; JP4339548B2; JP2003266381A; CN100584552C; TW590857B; TW200401694A

Abstract

A punching machine for punching a ceramic green sheet as a work before stacking, wherein a processing chamber (2) is formed at the upper part of a frame (1), a door (3) is installed at the front of the processing chamber (2), a punching device (5) is installed in the processing chamber (2), a work table (19) is installed at the front of the punching device (5), a flat servo-motor (20) is installed at the rear of the punching device (5), the wiring and piping (22) of the punching device (5) are disposed over the flat servo-motor (20), a connection mechanism (28) is installed on the movable part (24) of the flat servo-motor (20), and a work holding frame is detachably connected to the movable part (24), whereby an entire machine can be downsized, the work can be positioned at a high speed, and a punching accuracy and a punching capacity can be increased.

Description

Punch

Technical field

The present invention relates to the ceramic green sheet before the lamination or flexible base, board punch (perforating press) with the workpiece perforation of sheets such as film.

Background technology

Open in the flat 8-174492 communique the spy, proposed the scheme of punch as shown in Figure 5.This punch possesses the punching machine 51 of perforate on the workpiece W of sheet, at the operating desk 52 of the downside supporting workpiece W of punching machine 51, keep the anchor clamps 53 of workpiece W and the mobile device 54 of mobile anchor clamps 53 all around in the place ahead of operating desk 52.Anchor clamps 53 are installed on the X moving body 55 of mobile device 54, and X moving body 55 is carried on Y moving body 56.And, on left and right directions drive X moving body 55 via roller screw 58 along track 59 by motor 57, on fore-and-aft direction drive Y moving body 56 via ball-screw 61 along track 62 by motor 60, thereby the target site of workpiece W can be positioned perforated pins 63 places of punching machine 51.

; according to punch in the past; be set at the place ahead of punching machine 51 owing to the mobile device 54 that workpiece W is positioned; therefore ball-screw 58,61, track 59,62 isometric size parts occupy very big space in the place ahead of punch position; not only machine is whole maximizes; but also the distance that has occurred from the machine front to punch position is also elongated, the problem of the operability variation of workpiece exchange, maintenance overhaul etc.In addition, because mobile device 54 is made of a plurality of mobile objects such as moving body 55,56, motor 57,60, ball-screws 58,61, therefore the gross mass of mobile object increases, the locating speed of workpiece W is restricted, in addition, also occurred because vibration causes the spacing precision in hole, circularity to reduce, perhaps owing to impact the undesirable condition that causes the perforated pins 63 to become fractureing easily etc.

Therefore, the object of the present invention is to provide and a kind ofly can make the machine integral miniaturization, make high speed location under the high accuracy of workpiece become possibility, can improve the punch of perforation precision and piercing efficiency.

In order to solve the above problems, punch of the present invention, it is characterized in that, be included in perforate on the workpiece of sheet punching machine, possess the work stage that moves the supporting surface that supports the maintenance frame that keeps workpiece freely and possess the plane servo motor of the movable part that can in the face parallel, move all around with the supporting surface of work stage; Work stage and plane servo motor are arranged on 2 positions that clip punching machine; And be provided with and keep the frame loading and unloading be attached at connect mechanism on the movable part of plane servo motor freely.

At this, as workpiece before to lamination ceramic green sheet or flexible base, board with film etc., under the situation of the processing of boring a hole, in order to prevent preferably on punch, to be provided with Processing Room to the adhering to of the dust of workpiece.Set out and the punch invented is constituted as by this viewpoint, top at body is formed with Processing Room, front at Processing Room is provided with door, inboard at Processing Room disposes punching machine, the place ahead at punching machine is provided with work stage, be provided with the plane servo motor at the rear of punching machine, above the servo motor of plane, be equipped with the distribution pipe arrangement class of punching machine.

In addition, for rapidly and correctly carry out the adjustment operation of workpiece, in punch of the present invention, connect mechanism is made of the positioning element that loads and unloads the dogging parts that dogging freely keeps frame, the driver that drives the dogging parts and will keep frame to be positioned on the movable part of plane servo motor by moving of dogging parts.

Description of drawings

Fig. 1 is the side view of the punch of an expression example of the present invention.

Fig. 2 is the vertical view of same punch.

Fig. 3 is the major part amplification plan view of Fig. 2.

Fig. 4 is the A-A line profile of Fig. 3.

Fig. 5 is a side view of representing punch in the past.

The specific embodiment

Below, an example of the present invention is described with reference to the accompanying drawings.The punch of this example, it is the machine that the ceramic green sheet of the softness of (before the sintering) before the lamination is bored a hole and processed as workpiece, in order to carry out meticulous through hole printing (conducting printing), for example be constituted as can be on the workpiece of 150mm * 150mm with the spacing precision of ± 0.01mm, with open for 1 second 26 holes such wear the through hole that tens thousand of apertures are 0.05～0.2mm at a high speed.

As Fig. 1 and shown in Figure 2, be formed with Processing Room 2 on the top of the body 1 of punch, be provided with door 3 in the front of Processing Room 2.On the bottom of Processing Room 2, flatly be fixed with base 4, disposing the punching machine 5 of on workpiece W (with reference to Fig. 3), offering through hole in the inboard of Processing Room 2.Punching machine 5 comprises the punch unit 6 of upside and the punch die unit 7 of downside, punch unit 6 is set on the framework 8, and this framework 8 is to utilize the framework top, that left and right directions is grown that can be erected at base 4 by the lowering or hoisting gear that figure does not show with the pair of right and left bar 9 of ormal weight lifting; Punch die unit 7 be set at base 4 above.

Punch unit 6 constitutes as follows, promptly, on framework 8, about the edge a plurality of (being 3 among the figure) punch pin 12 is set slightly up and down, simultaneously, with stride across punch pin 12 above mode be installed on the carriage 8A on the framework 8,3 downward pneumatic cylinders 10 about being installed with, can by each pneumatic cylinder 10 slightly the perforated pins drive unit 11 of lifting be installed on each punch pin 12, the perforated pins back shaft 13A that will be provided with freely via sleeve pipe 12A lifting in punch pin 12 and the drive division of perforated pins drive unit 11 link up by the binding parts that do not show of figure.Perforated pins drive unit 11 can utilize well-known device that has used pneumatic cylinder or the new use various devices such as device of piezoelectric actuator.3 punch die anchor clamps 15 about punch die unit 7 possesses on punch die base 14 regularly are provided with punch die 16 in punch die anchor clamps 15.And, by perforated pins back shaft 13A is moved up and down, thereby perforated pins 13 is poured in the punch die 16 workpiece W is bored a hole, and the smear metal of will boring a hole is discharged from the smear metal retracting device (diagram slightly) of punch die 16 outside machine via suction tube 17.

Workpiece W is remained on the maintenance frame H that the thin plate by square ring-type constitutes by attachings such as belts, is supplied with to the inboard of Processing Room 2 from door 3 by the operator.Keep frame H to constitute, be made very light by thin plate.In the inboard of Processing Room 2, on 2 positions, front and back of punching machine 5, work stage 19 peaceful surface servo motors 20 are being set in the mode that clips punching machine 5.Work stage 19 flatly is installed on the base 4 via erecting bed 21 in the place ahead of punching machine 5, becomes above it to support the supporting surface 19a that keeps frame H sliding freely.Plane servo motor 20 is set at the rear of punching machine 5, is provided with motor cover 26 above plane servo motor 20, is equipped with the distribution pipe arrangement class 22 of punching machine 5 above this cover 26.

Plane servo motor 20 be included in top assortment the fixed part 23 of a plurality of N utmost point permanent magnets and S utmost point permanent magnet is arranged and be equipped with below a plurality of electromagnet movable part 24 (detailed content with reference to the public clear 52-48271 communique of spy, spy open clear 62-100161 communique, the spy opens flat 5-69242 communique).Fixed part 23 is fixed on the base 4, is formed parallel with the supporting surface 19a of work stage 19 above it.Movable part 24 can all around be positioned in movably fixed part 23 above, between the side of the rear end face of movable part 24 and fixed part 23, be equipped with flexual service cable 25.

As Fig. 3 and shown in Figure 4, on movable part 24, dull and stereotyped 27 are fixed on the height place same with the supporting surface 19a of work stage 19, are provided with to load and unload on dull and stereotyped 27 to link the connect mechanism 28 that keeps frame H freely.Connect mechanism 28 possess the dogging pin 29 that has head that loads and unloads dogging freely and keep frame H, as with dogging pin 29 forwards, backwards the driver that drives of direction pneumatic cylinder 30 and by the rear of dogging pin 29 move with keep frame H be positioned on the movable part 24 of plane servo motor 20 about 2

alignment pins

31,32.

Dogging pin 29 is fixed on the front end of slide block 33, and slide block 33 is moved forward and backward in the groove 27a that is entrenched in flat board 27 freely, and is maintained at the height same with the supporting surface 19a of work stage 19 by the plate 34 that is fixed on dull and stereotyped 27.Pneumatic cylinder 30 is set on dull and stereotyped 27, and its bar 30a is combined with slide block 33 via web 35,36.Be formed with dogging hole 37 with the head 29a tabling of dogging pin 29 at the rear end central portion that keeps frame H, when slide block 33 retreats, but head 29a dogging keeps frame H to be attached on the movable part 24 of plane servo motor 20 in dogging hole 37 with breaking away from.

Alignment pin

31,32 is on the left and right sides of dogging pin 29 is based in the leading section of flat board 27.At the end edge that keeps frame H, be formed with the V groove 39 of alignment pin 31 tablings in left side and with wide mouthful of groove 40 of alignment pin 32 tablings on right side.And, when slide block 33 retreats, keep frame H to be positioned pin 31 along the left and right directions location with respect to movable part 24, simultaneously, located along fore-and-aft direction by 3

pins

29,31,32.In addition, on dull and stereotyped 27, be provided with the pair of right and left fairlead 42 that the edge, rear end that will keep frame H is positioned the pair of right and left pressing tablet 41 on dull and stereotyped 27 up and down and guides the left and right sides position of rear end on dull and stereotyped 27 that keeps frame H.

Punch according to above-mentioned formation, when workpiece W adjusts, as long as be entrenched on the dogging pin 29 and drive pneumatic cylinder 30 such shirtsleeve operations, just can correctly and promptly be attached on the movable part 24 of plane servo motor 20 by maintenance frame H by the dogging hole 37 that will keep frame H.When punch moves, make and corresponding pneumatic cylinder 10 actions of the corresponding desirable punch pin 12 for the treatment of the hole of perforate (can be 1 or 2 or more than it), thereby make punch pin 12 drop to position as shown in Figure 1 near punch die 16.In addition, plane servo motor 20 keeps frame H to be driven on work stage 19 by movable part 24 all around according to the perforation program and controlled, thereby the target location of workpiece W is positioned with respect to the perforated pins 13 of punching machine 5.11 actions of perforated pins drive unit make perforated pins 13 liftings under this state, bore a hole on workpiece W thereby be flushed in the punch die 16 down.This perforation is carried out when workpiece W is positioned at every turn.

In this case, owing to keep frame H directly to be driven by the movable part 24 of plane servo motor 20, so the quantity of the mobile object in the workpiece detent mechanism and quality minimizing.Thereby, can reduce the mobile initial stage of maintenance frame H and the damping time constant value in latter stage, accelerate acceleration and deceleration, make the high speed location under the high accuracy become possibility, and can improve perforation precision and piercing efficiency, and add, can suppress vibration and impact, improve the spacing precision and the circularity of through hole, and can rejection iris pin 13 lose.

Because the lift-launch effective area of plane servo motor 20 equates substantially with the moving range of movable part 24, so, compare not with ball-screw, rail mechanism that waste is provided with the space, can constitute machine integral body small-sizedly.In addition, because plane servo motor 20 is set at the rear of punching machine 5, therefore work stage 19 is configured in door 3 near, can simultaneously, shorten distance more easily with keeping frame H disposed thereon from door 3 to punch position, can more easily keep the exchange of frame H and the maintenance overhaul of punching machine 5, and then, the distribution pipe arrangement class 22 of punching machine 5 is provided in the top of plane servo motor 20, can effectively utilize the limited space of Processing Room 2.

Moreover the present invention is not limited to above-mentioned example, shown in for example following example, can suitably change the shape of each one and structure and implemented in the scope that does not break away from aim of the present invention.

(1) suitably increases and decreases the perforated pins 13 in the punching machine 5 and the number of punch die 16, can be structure that the aperture of each perforated pins 13 and punch die 16 is had nothing in common with each other, all be identical structure or be one group with required number and make every group of mutual different structure this moment.

(2) punch with said structure is applicable to the perforation processing of flexible base, board with the various sheet-like workpieces beyond the raw cooks such as film, metal forming.

As above being described in detail, according to an example of the present invention, because work stage and plane servo motor are arranged on 2 positions that clip punching machine, and will keep frame loading and unloading to be attached at freely on the movable part of plane servo motor, the high speed location under the high accuracy that therefore can play the integral body that can constitute punch, can carry out workpiece, can improve perforation precision and the so good effect of piercing efficiency (the perforate number in the time per unit) small-sizedly.

According to another example of the present invention, owing to work stage and plane servo motor are arranged on the front and back of punching machine in the inboard of Processing Room, therefore in the punch with processing of boring a hole such as films, has the effect that the high speed location that can make the machine integral miniaturization, make workpiece becomes possibility, can improve the perforation precision to ceramic green sheet or flexible base, board.

According to another example of the present invention, owing to be movable hook clamping part and will keep frame to be positioned on the movable part of plane servo motor, therefore having can be rapidly and correctly carry out the effect that the adjustment of workpiece is operated.

Claims

1. punch, it is characterized in that, be included in perforate on the workpiece of sheet punching machine, possess the work stage that moves the supporting surface that supports the maintenance frame that keeps workpiece freely and possess the plane servo motor of the movable part that can in the face parallel, move all around with the supporting surface of work stage; Work stage and plane servo motor are arranged on 2 positions that clip punching machine; And be provided with and keep the frame loading and unloading be attached at connect mechanism on the movable part of plane servo motor freely.

2. punch as claimed in claim 1, wherein be formed with Processing Room on the top of the body of punch, front at Processing Room is provided with door, inboard at Processing Room disposes punching machine, the place ahead at punching machine is provided with work stage, be provided with the plane servo motor at the rear of punching machine, above the servo motor of plane, be equipped with the distribution pipe arrangement class of punching machine.

3. punch as claimed in claim 2, wherein connect mechanism comprises the dogging parts that load and unload dogging freely and keep frame, the driver that drives the dogging parts and will keep frame to be positioned at positioning element on the movable part of plane servo motor by moving of dogging parts.