JP2003094213A - Deburring device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve production efficiency by releasing a worker from heavy work, and also by deburring back burrs left on goods efficiently. SOLUTION: An X-carrier car 62 running in an X-direction is mounted between a pair of X-rails 61, 61 extending in the X-direction, and the X-carrier car 62 is moved shuttle-wise in the X-direction by the normal or reverse rotation of an X-motor. A pair of Y-rails 66, 66 extending in a Y-direction are laid on the X-carrier car 62, and a Y-carrier car 67 is mounted between both the rails 66, 66. The Y-carrier car 67 is moved shuttle-wise in the Y-direction by the normal or reverse rotation of a Y-motor 69. A deburring drill 79 rotationally driven by a deburring motor 78 is arranged upward rotatably on an lifting stock 76 arranged in a lifting movable state on the Y-carrier car 67. The deburring drill 79 is pressed to a lower end in a penetration bore of an attached connecting board retained with a goods retaining device by lifting the lifting stock 76 with an air cylinder 77 arranged on the Y-carrier car 67.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a deburring device, and more specifically, to efficiently remove a back burr remaining on a lower surface of an article which has been drilled by a drill or the like without being cut off. The present invention relates to a deburring device that can be removed.

[0002]

2. Description of the Related Art For example, in a plate-shaped splicing plate (article) used for connecting components such as bridges, a plurality of through holes for bolting or riveting to the components to be connected are perforated. Machine (NC drilling machine). When this splicing plate is perforated by a drill, the back burr remains on the lower surface of the splicing plate without being cut off at the edge of the perforated through hole. In addition, when a cemented carbide drill is used, umbrella-shaped shavings often remain without being cut off. This back burr causes a hindrance to the transportation of the splicing plate to the subsequent process, and is harmful when actually connecting the constituent members to each other with the splicing plate, and therefore needs to be removed.

[0003] Therefore, conventionally, the splicing plate that has been perforated is turned upside down, and the back burr remaining on the lower surface is manually removed by an operator using a grinder or the like.

[0004]

As described above, since the work of removing the back burr remaining on the lower surface of the splicing plate relies on manpower, the production efficiency cannot be improved and the grinder is handled. There was a problem that the back burr and the metal powder were scattered, which was dangerous. Further, the number of splicing plates to be processed is extremely large, and removing back burrs of all splicing plates has been a drawback that forces workers to perform heavy labor.

[0005]

SUMMARY OF THE INVENTION In view of the above-mentioned problems, the present invention has been proposed in order to solve the problems, and it is possible to free workers from heavy labor and to efficiently remove the back burr remaining on articles. It is an object of the present invention to provide a deburring device which can be removed to improve the production efficiency.

[0006]

In order to overcome the above-mentioned problems and achieve the intended purpose, the present invention remains uncut on the lower surface of an article that has been perforated by a drill or the like. A deburring device for removing back burrs,
Below the article, which is held by the article holding device in a state where the perforated region is floating in the air, X-in plane coordinates
A deburring drill, which is arranged so as to be movable in the Y direction and the vertical direction, and which is rotated by a rotating means, is provided after the deburring drill has come directly below the through hole of the article, and then the drill is lifted. It is characterized in that the back burr is removed by pressing it against the lower end of the through hole.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION Next, a deburring apparatus according to the present invention will be described below with reference to the accompanying drawings with reference to preferred embodiments.

FIG. 1 is a schematic plan view showing an entire automatic punching system incorporating a deburring apparatus according to an embodiment of the present invention. The system is used as an article loaded on a carry-in pallet truck 10. Article carrying-in device A for carrying in a plate-shaped splicing plate 11, automatic article positioning device B for positioning the splicing plate 11 carried in by the carrying-in device A, and splicing plate 11 positioned by the positioning device B An automatic article punching device C for punching a hole, a chip removing device D for removing chips attached to the splicing plate 11 punched by the punching device C, and a splicing plate from the chip removing device D 11
Is basically configured to include an article unloading device E that unloads the sheets one by one to the pallet truck 12.

On the installation floor of the automatic perforation system, 2
Two sets of rails 13, 13 composed of parallel rails are laid in parallel, and a plurality of carry-in pallet trucks 10 are movably mounted on each set of rails 13. As shown in FIG. 1, a front placing portion 10a (right side in FIG. 1) and a rear placing portion 10b (left side in FIG. 1) are set on the upper surface of each of the loading pallet trucks 10 as shown in FIG. A plurality of splicing plates 11 are stacked on the mounting portions 10a and 10b. In the embodiment, the extending direction of the rail set 13 is referred to as the X direction of plane coordinates, and the direction orthogonal to this is referred to as the Y direction.

(Item Carrying-In Device) Above the rail set 13, 13, a pair of carrying-in rails 14, 14 extending in the Y direction by a predetermined length are arranged in parallel at a predetermined distance in the X direction. , The carriage 1 of the article carrying-in device A between the rails 14 and 14
5 is mounted so that it can travel. And this trolley 15
Is an article take-out position above each rail group 13, 13.
It is configured to move between the article delivery position above the article automatic positioning device B. It should be noted that the loading pallet truck 10 mounted on each rail group 13 is the loading rail 1
It is adapted to move between a carry-in position which is set below between 4 and 14 and a standby position which is separated outward from the carry-in position.

The carriage 15 of the article carrying-in device A is provided with a movable base 16 movable in the X direction.
Is configured to move and position the upper position of the front placing part 10a and the rear placing part 10b in the carry-in pallet carriage 10 positioned at the carry-in position. In addition, a holder (not shown) capable of magnetically attracting the attachment plates 11 one by one is vertically movably mounted on the movable table 16 so that the attachment plates 11 can be moved from the carry-in pallet truck 10 to the article automatic positioning device B. It can be transferred one by one.

(Automatic article positioning device) The rail assembly 1
An article automatic positioning device B for automatically positioning the splicing plate 11 transferred by the article carry-in device A in the XY directions is arranged at a position spaced apart from the arrangement positions of 3 and 13 in the Y direction. This article automatic positioning device B is a rail set 1
A pair of transfer rails 17 extending in the X direction parallel to
It is equipped with a carriage 18 that is movably mounted between 17
(See Figure 2). Further, the carrying-in carriage 18 rotates the forward / reverse rotation of a drive motor 19 which is arranged in the carrying carriage 18 and whose rotational position is controllable, so that the article receiving position between the carrying-in rails 14 and 14 and the article automatic punching device C are controlled. It is configured to reciprocate between an item delivery position.

(Supporting Device for Splicing Plate) The carrying cart 18 is provided with a supporting device 20 on which a plurality of splicing plates 11 are placed in a stacked state. The support device 20 is a rectangular frame-shaped base body 2 that is arranged to be movable up and down with respect to the loading carriage 18.
2 and 4, a plurality of plate-like support members 2 are provided on the base body 21 at predetermined intervals in the X direction.
2 are erected. Further, an elevating means 23 such as a hydraulic cylinder arranged on the loading carriage 18 is connected to the base body 21,
The supporting member group is configured to move up and down between the lower moving position and the upper moving position by urging the elevating means 23 forward and backward. Then, the attachment plate 11 transferred by the article carry-in device A is transferred onto the support member group facing the downward movement position. In addition, on the support member group, the front mounting portion 20a (the right side in FIG. 4) and the rear mounting portion 20 are arranged in the front and rear in the X direction.
b (on the left side of FIG. 4) is set, and the respective mounting portions 20a, 20b
The contact plates 11 are placed in parallel in a stacked state.

(First Positioning Device) On the loading carriage 18, a first positioning device 24 for positioning the splicing plate 11 mounted on the supporting device 20 in the Y direction.
However, as shown in FIGS. 2 and 4, they are respectively arranged between the support members 22, 22 adjacent to each other in the X direction in the support device 20. The first positioning device 24 includes a first stopper 25 disposed at a reference position in the Y direction and a first movable body 26 that can move toward and away from the first stopper 25 along the Y direction.
And a first stopper 25 and a first stopper 25 on the support member group.
By moving the first movable body 26 close to the first stopper 25 in a state where the splicing plate 11 is placed between the splicing plate 11 and the movable body 26, the splicing plate 11 is pushed to one side end thereof. By contacting the first stopper 25 with the first stopper 25, positioning in the Y direction is performed.

The plurality of first positioning devices 24 are set so that they are independently operated and controlled, and the first positioning devices 24 are mounted on the front and rear mounting portions 20a and 20b set on the support member group. According to the length of the contact plate 11 in the X direction, the splicing plate 11 can be positioned by using only the first positioning device 24 at a necessary position.

(Second Positioning Device) As shown in FIGS. 2 and 4, one side in the X direction of each of the front mounting portion 20a and the rear mounting portion 20b set on the support member group.
Second stoppers 27 are provided on (on the front side of the automatic article punching device C) that one end of the splicing plate 11 in the X direction can come into contact with. Further, as shown in FIG. 2 or FIG. 3, two columns 28, 28 are erected on both sides in the Y direction sandwiching the loading carriage 18 facing the article receiving position so as to stand upright in the X direction. Two columns 28, 28 aligned in the direction
A transverse girder 29 extending in the X direction is installed between the
A rail 30 is laid on the upper surface of the cross beam 29. Then, the pair of rails 3 positioned with the carrying carriage 18 interposed therebetween.
A traveling carriage 31 is movably mounted between 0 and 30. The traveling carriage 31 is configured to reciprocate in the X direction along the rails 30 and 30 by forward / reverse rotation of a driving means 32 such as a motor capable of controlling a rotational position provided on the carriage 31.

Both rails 30 in the traveling carriage 31,
The second movable body 33 is arranged so as to be able to move up and down at a position facing between 30, and the movable body 33 biases the air cylinder 34, which is arranged upside down on the traveling carriage 31, in the forward and reverse directions.
Elevating between a lower operating position capable of contacting the other end in the X direction of the splicing plate 11 placed on the support member group and an upper retracted position that does not interfere with the splicing plate 11. Configured to move. In the embodiment, the second positioning device 35 is composed of the second stopper 27 and the second movable body 33.

Incidentally, the first of the automatic article positioning device B
X by the positioning device 24 and the second positioning device 35.
One corner of the splicing plate 11 positioned in the −Y direction is
It is set so as to coincide with the reference point set by the punching machine 38 in the article automatic punching device C when it is transferred to the article delivery position by the loading carriage 18.

(Automatic article punching device) An automatic article punching device C, which is arranged forward of the article receiving position in the article automatic positioning device B in the X direction, has a spindle head 37 equipped with a drill 36 (see FIG. 6) as a plane. A punching machine 38 provided so as to be movable in the XY directions of coordinates and a vertical direction, and an article holding device 39 arranged below a plane moving area of a spindle head 37 of the punching machine 38 and holding the splicing plate 11. Basically consists of and. In the perforator 38, perforation position data to be perforated on the splicing plate 11 based on a preset reference point is set and input to a control means (not shown), and the spindle head 37 is set based on the data. The operation is controlled. In the embodiment, the reference points corresponding to the splicing plates 11 positioned in parallel with the front placing portion 20a and the rear placing portion 20b spaced apart in the X direction in the article automatic positioning device B are set to the punching machine 38. It is set so that the contact plates 11 at both positions can be automatically drilled.

(Item Holding Device) The item holding device 39 is
As shown in FIG. 5, Y sandwiching the transfer rails 17, 17
Fixed frames 4 parallel to the rail 17 on both sides in the direction
0 and 40 are arranged, and a pair of vertical girders 41 and 41 are provided in parallel between the frames 40 and 40 while being separated in the X direction. A guide rail 42 extending in the Y direction is laid on the upper surface of each vertical girder 41, and a pair of moving frames 43, 44 is movably mounted between the guide rails 42, 42. Then, the reference holding means is provided on one of the first moving frames 43 corresponding to the arrangement side of the first stopper 25 of the first positioning device 24 in the automatic article positioning device B.
(Holding means) 45 is provided, and movable holding means (holding means) 46 is provided on the second moving frame 44 on the other side.
The both edges of the direction are gripped to hold the splicing plate 11 in a state in which the perforated region is floating in the air.

The fixed frame 40 on the side corresponding to the first moving frame 43 on which the reference holding means 45 is arranged,
A plurality of first actuating cylinders 47 such as hydraulic cylinders are arranged apart from each other in the X direction, and their piston rods 47 a are connected to the first moving frame 43. Then, by urging the first working cylinder 47 forward and backward, the reference holding means 45
The positioning member 50, which will be described later, is configured to move back and forth between the retracted position and the reference position.

As shown in FIG. 5, the reference holding means 45 is composed of a plurality of clamp devices 48 which are arranged in parallel in the X direction (the direction along the edge of the splicing plate 11) with a space therebetween. As shown in FIGS. 8 and 9, the clamp device 48 includes an inner surface of the first moving frame 43 (the second moving frame 4).
4 inwardly projecting from the surface of the attachment plate 11
A receiving member 49 for supporting one edge of the one from below,
Positioning members 50, 50 spaced apart in the direction and contacting one end of the splicing plate 11. In addition, the receiving member 49
Is set as a reference plane and stored in the control means, and when the first moving frame 43 is moved forward by the first operating cylinder 47 to position the positioning members 50, 50 at the reference position, Automatic article positioning device B
It is configured to come into contact with the one end in the Y direction of the splicing plate 11 positioned in step S1 to regulate the movement in the Y direction.

Further, between the positioning members 50, 50, there is a substantial L
The character-shaped gripping claw 51 is rotatably pivotally supported, and a clamp such as a hydraulic cylinder disposed on the first moving frame 43 is provided at one end extending outward from the pivotally supporting part of the gripping claw 51. The piston rod 52a of the working cylinder 52 is connected. By urging the clamping cylinder 52 forward and backward, the holding claw 51 has a standby position in which the other end extending inward from the pivotal support is separated upward from the receiving member 49, and the receiving member 49. And the receiving member 11 near the contact member 4
It is configured to tilt between the grip position and the grip position. The tilting range of the grip claws 51 is set to be wide so that a wide range can be accommodated when the thickness dimension of the splicing plate 11 that can be gripped or the stacking number is changed.

As shown in FIG. 6, a mounting frame 53 is suspended and supported on the second moving frame 44 so as to be movable in the Y direction, and the movable holding means 4 is mounted on the mounting frame 53.
6 are provided. Like the reference holding means 45, the movable holding means 46 is composed of a plurality of clamping devices 48 having the same structure as the above-mentioned clamping device 48 arranged in parallel with being separated in the X direction. Each of the clamp devices 48, 48 is set to be aligned in the Y direction (see FIG. 5). The second moving frame 4
A plurality of second actuating cylinders 54 such as hydraulic cylinders are arranged at intervals in the X direction via brackets 55, and their piston rods 54 a are connected to the mounting frame 53. Then, the positioning member 50 in the movable holding means 46 is urged by urging the second working cylinder 54 forward and backward.
Is configured to move back and forth between the retracted position and the support position.

As shown in FIG. 7, the second moving frame 44 is provided with an operating motor 56 whose rotational position is controllable, and has a pinion 57 which is rotated by the motor 56 in the forward and reverse directions. Rack 58 arranged on the vertical girder 41
Is meshed with. Therefore, the second moving frame 44 is configured to move toward and away from the first moving frame 43 along the guide rails 42, 42 by rotating the operating motor 56 forward and backward. The operation motor 56 is rotationally controlled by the control means, and when holding the splicing plate 11 transferred by the loading carriage 18 of the article automatic positioning apparatus B, the corresponding end of the splicing plate 11 is held. It is set to move the second moving frame 44 to a position where the edge portion can be gripped by the clamp device 48.

The plurality of clamping devices 48 in both the holding means 45, 46 are set so that their operation is controlled independently, and the X of the contact plate 11 before and after being carried in by the carrying cart 18 is set. Depending on the length dimension in the direction, the splicing plate 11 can be gripped by using only the clamp device 48 at a necessary position.

(Supporting Device) Below the article holding device 39, a supporting device for supporting, from below, the vicinity of the punching position in the splicing plate 11 which is held by the holding device 39 so that the drilling area floats in the air. 60 are provided. As shown in FIG. 10, the support device 60 includes an X carriage 62 that is mounted between a pair of X rails 61 and 61 that are separated in the Y direction and extend in the X direction, and that travels in the X direction. This X carriage 62 is provided with an X motor (first driving means) 63 whose rotational position is controllable, and a pinion 64 rotated in the forward and reverse directions by the motor 63 is arranged on one of the corresponding X rails 61. It is meshed with the rack 65 provided (see FIG. 12). Therefore, by rotating the X motor 63 forward and backward, the X carriage 62 is configured to reciprocate in the X direction along the X rails 61, 61.

The X carriage 62 is shown in FIGS.
As shown in FIG. 3, a pair of Y rails 66, 66 that are separated in the X direction and extend in the Y direction are laid, and a Y carriage 67 is mounted between the rails 66, 66. The X carriage 62 has a Y
A ball screw 68 parallel to the rail 66 is attached to both Y rails 6.
The ball screw 68 is rotatably disposed between 6 and 66, and the ball screw 68 is configured to be normally and reversely rotated by a Y motor (second driving means) 69 such as a servo motor capable of controlling a rotational position. Further, a female screw member 67a provided on the Y carriage 67 is screwed onto a ball screw 68, and the Y carriage 67 can be reciprocated in the Y direction along the Y rails 66, 66 by the forward and reverse rotations of the ball screw 68. Configured.

On the upper surface of the Y carriage 67, as shown in FIG. 13, two support cylinders 70 such as hydraulic cylinders are arranged apart from each other in the X direction, and piston rods facing upward of both cylinders 70, 70. A holder 71 is connected to 70a, 70a. A pair of support members 72 are provided on the upper surface of the holder 71 so as to be spaced apart from each other in the X direction. Then, by biasing the support cylinders 70, 70 in the forward and reverse directions, the support members 72, 72 move the article holding device 39.
So as to move up and down (moves in the vertical direction) between a support position that abuts and supports the lower surface of the lowermost attachment plate 11 held by and a retracted position that is spaced downward from the lower surface of the attachment plate 11. It is configured (see FIG. 14). That is, below the perforated region of the article 11, the support members 72, 72
Are provided so as to be movable in the X-Y direction and in the vertical direction, and the support members 72, 72 are configured to support the vicinity of the drilling position from below. Both support members 7
The separation distance of 2,72 is set to a value that does not interfere with the drill 36 in the boring machine 38. Support device 6
The X motor 63 and the Y motor 69 of 0 are operated and controlled on the basis of the drilling position data input to the control means of the punching machine 38. The X carriage 62 and the Y carriage 67 are configured to move in the X direction and the Y direction so that the intermediate position between the two support members 72, 72 faces.

(Deburring device) Y of the support device 60
The bogie 67 has a splicing plate 1 punched by the punch 38.
A deburring device 73 for removing a back burr generated at the lower end of the through hole 11a in No. 1 is provided. That is, FIG.
As shown in FIG. 3, a mounting plate 74 fixed to the Y carriage 67 is provided.
A pair of guide rails 75, 75 extending vertically.
Are arranged parallel to each other in the Y direction, and an elevating table 76 is arranged between the rails 75, 75 so as to be movable up and down (movable up and down) (see FIG. 11). Further, an air cylinder 77 serving as a third driving means is arranged on the mounting plate 74, and a piston rod 77a facing upward of the cylinder 77 is connected to a lift table 76. Further, a deburring drill 79, which is rotatably driven by a deburring motor 78 as a rotating unit, is rotatably disposed on the lift table 76 so as to face upward. Then, by urging the air cylinder 77 forward and backward,
The deburring drill 79 of the lifting table 76 is separated from the deburring position where it can contact the lower surface of the lowermost attachment plate 11 held by the article holding device 39 and downward from the lower surface of the attachment plate 11. It is configured to move up and down with respect to the retracted position (see FIG. 15). As shown in FIG. 15, the deburring drill 79 is formed in a truncated cone shape, partially inserted into the through hole 11a at the deburring position, and the outer peripheral surface is pressed against the lower end of the splicing plate. The back burr generated on the lower surface can be reliably removed, and chamfering can be performed at the same time.

In the deburring work by the deburring device 73, the X motor 63 and the Y motor 69 of the support device 60 are operated and controlled on the basis of the drilling position data, so that the punching machine 38 drills holes. Through hole 11
The X carriage 62 and the Y carriage 67 are configured so that the deburring drill 79 faces directly below a. The deburring drill 79 and the deburring motor 78 are connected via a floating holder 80 so that the deburring drill 79 and the deburring motor 79 can be swung. Also, the deburring drill 7
It is possible to surely insert it into the corresponding through hole 11a by swinging the 9 around. Further, the pressing force is adjusted by adjusting the air pressure of the air cylinder 77, and the chamfering amount can also be adjusted.

(Chip removing device and article unloading device) As shown in FIG. 1, a unloading carriage 81 is movably mounted between the pair of transfer rails 17 and 17, and the unloading carriage 81 is An article receiving position from the article automatic punching device C,
It is configured to reciprocate between the article automatic positioning device B and the article delivery position on the opposite side with the punching device C interposed therebetween. Further, at the article delivery position of the carry-out carriage 81, the splicing plate 11 that has been subjected to perforation processing by the article automatic perforation apparatus C.
A chip removing device D for removing chips adhering to the upper surface and the through holes 11a is provided.

Above the chip removing device D, as shown in FIG. 1, a pair of unloading rails 82, 82 extending in the Y direction by a predetermined length are arranged in parallel in the X direction at a predetermined interval. , An article unloading device E having the same configuration as the above-described article unloading device A is disposed between the unloading rails 82, 82, and the attachment plate from which chips have been removed by the chip removing device D by the article unloading device E. It is configured such that 11 are transferred one by one onto the unloading pallet truck 12 that is movably mounted on the rail sets 13, 13. The same members as those of the article carry-in apparatus A in the article carry-out apparatus E are designated by the same reference numerals. Also,
The carry-out pallet truck 12 also has a front mounting portion 12 in front and rear in the X direction.
A and the rear mounting portion 12b are set, and the spouting contact plates 11 are stacked in parallel in the X direction.

[0034]

Next, the operation of the deburring apparatus according to the embodiment thus constructed will be described together with the overall operation of the automatic drilling system incorporating the deburring apparatus. It should be noted that the loading pallet truck 10 in which a plurality of attachment plates 11 having the same size and shape are stacked on each of the front mounting portion 10a and the rear mounting portion 10b.
However, it is assumed that the loading carriage 18 of the automatic article positioning device B is positioned at the article receiving position while being positioned at the loading position (see FIG. 1).

When the system is started, the carriage 15 of the article carry-in device A moves to the article take-out position above the carry-in pallet carriage 10, and the front placing section 10a is moved.
The holding body arranged on the moving table 16 located above is lowered. Then, after the uppermost attachment plate 11 is magnetically attracted to the holder, the carriage 15 is lifted to raise the attachment plate 11, and the carriage 15 is positioned at the article receiving position. It is moved to the article delivery position above the cart 18. Then, the holder is lowered again and the attachment plate 11
Is placed between the first stopper 25 and the first movable body 26 in the front mounting portion 20a of the support member group, and then the magnetic attraction is released, so that the attachment plate 11 is placed on the support member group. Reprinted. The splicing plate 11 is used as the second stopper 2
It is set to face behind 7.

When one splicing plate 11 is transferred to the front mounting portion 20a on the support member group, first, it is arranged corresponding to the front mounting portion 20a on the support member group. Among the first positioning devices 24, those at positions which can contact both ends of the splicing plate 11 in the Y direction are operated to perform the positioning in the Y direction. That is, by moving the first movable body 26 of each first positioning device 24 close to the first stopper 25,
The splicing plate 11 on the support member group is pushed by the first movable body 26, and one end thereof is brought into contact with the first stopper 25.
As a result, positioning of the splicing plate 11 in the Y direction is performed.

Next, after the traveling carriage 31 of the second positioning device 35 moves forward from the standby position and moves to the rear of the splicing plate 11 in the front mounting portion 20a, the air cylinder 34 is urged to the second position. The movable body 33 is lowered and positioned at the operating position. In this state, by further moving the traveling carriage 31 forward, the second movable body 33 abuts against the other side end of the splicing plate 11 on the support member group and pushes it, and the second stopper 2
One side end of the splicing plate 11 is pressed against 7. As a result, the splicing plate 11 is positioned in the X direction. In addition, the attachment plate 1
When the first positioning device 24 is positioned in the XY direction, the first movable body 26 of the first positioning device 24 moves away from the first stopper 25 and moves to the next supporting member group of the splicing plate 11. The second movable body 33 of the second positioning device 35 is slightly retracted and lifted from the post-operation position to the retracted position while the traveling carriage 31 is retracted to the retracted position allowing the mounting, and the traveling carriage 31 is rear-mounted on the support member group. It moves backward to a standby position further behind 20b.

As described above, every time one splicing plate 11 is transferred to the front mounting portion 20a on the supporting member group, the splicing plate 1 is transferred.
By repeating the cycle of positioning 1 in the XY directions, a predetermined number of splicing plates 11 are stacked on the front mounting portion 20a in a positioned state.

In the same manner as described above, the article carrying-in apparatus A is used to automatically move the article from the carry-in pallet trolley 10 to the article positioning apparatus B.
Each time the splicing plate 11 is transferred to the rear mounting portion 20b on the support member group in the above, the first positioning device 24 and the second positioning device 35 are operated to position the splicing plate 11 in the XY direction. Do. That is, in the article automatic positioning device B, the mounting portions 20a, 20b before and after being separated in the X direction are
Each of the splicing plates 11 is stacked while being positioned. In the embodiment, the X-direction positioning of each splicing plate 11 mounted on the front mounting portion 20a and the rear mounting portion 20b is performed using the common second movable body 33.
The configuration can be simplified.

In the article automatic positioning device B which has completed the positioning of the splicing plate 11, the drive motor 19 is rotated to direct the loading carriage 18 to the article automatic punching device C along the transfer rails 17, 17. Move and position at the article delivery position. At this time, in each splicing plate 11 positioned by the mounting portions 20a and 20b on the support member group, it is the intersection of one side end in the X direction and one side end in the Y direction.
One corner coincides with the reference point in the punch 38. In this state, by raising the support member group of the support device 20 to the upper movement position, the lowermost attachment plate 11 is lifted up above the first stopper 25, the first movable body 26, and the second stopper 27. . In the article holding device 39 of the article automatic positioning device B, the first moving frame 43 is used for loading the splicing plate 11 by the loading carriage 18.
The second moving frame 44 is retracted to a position where it does not interfere with the loading carriage 18 that moves toward the article delivery position, and the grip claws 51 of each clamp device 48 are at the standby position where they are separated upward from the receiving member 49. Is held.

The first moving frame 43 of the article holding device 39 is moved forward to the reference position by the urging of the first operating cylinder 47, and is moved to the lower side of the corresponding edge portion of the lowermost attachment plate 11. The receiving member 49 of the clamp device 48 is exposed, and the positioning members 50, 50 are brought into contact with one end of the splicing plate 11 to regulate the position. Further, the second moving frame 44 moves closer to the first moving frame 43 by the rotation of the operating motor 56, and the mounting frame 5
The second moving frame 44 is stopped at a position where each of the clamping devices 48 of No. 3 is close to the corresponding edge of the splicing plate 11. Then, the mounting frame 53 moves forward to the reference position by the urging force of the second actuating cylinder 54, and the receiving member 49 of each clamp device 48 is positioned below the corresponding edge of the lowermost attachment plate 11. At the same time, the positioning members 50, 50 are brought into contact with the other end of the splicing plate 11 to regulate the position. In this state, the supporting member group of the supporting device 20 is moved up and down to the lower moving position, so that the holding plate 11 has both end portions in the Y direction placed on the receiving members 49, 49. Delivered to 45,46. It should be noted that after the supporting member group is lowered to the lower position, the loading carriage 18 moves backward to the article receiving position.

Next, the clamping cylinders 52 of the respective clamping devices 48 are urged to tilt the gripping claws 51 to the gripping positions, so that both end edges of the splicing plate 11 in the Y direction form the receiving members 49. It is gripped by the grip claw 51. That is, the splicing plate 11 is gripped only at both edges in the Y direction,
The drilling area between them is held in a state of floating in the air. Since the plurality of clamp devices 48 are configured to be independently operated and controlled, in the article holding device 39, the attachment plates 1 having two different shapes are arranged in parallel in the X direction.
It is also possible to hold 1.

In the punching machine 38, the spindle head 37 is controlled to move in the XY direction and the vertical direction based on the punching position data preset and input to the control means based on the reference point, and the article holding is carried out. Drilling is performed on each drilling position of each splicing plate 11 held by the device 39. In this case, since the drilling area of the splicing plate 11 is kept floating in the air, it is not necessary to use a laying plate material as in the conventional case, and stable and highly accurate drilling is always performed. be able to. Further, since the floor plate material may be unnecessary, the running cost can be reduced and no waste is generated. Further, in the article holding device 39, since the plurality of attachment plates 11 are stacked, the plurality of attachment plates 11 can be perforated at one time, and the plurality of attachment plates 11 can be formed at the drilling positions. Since it is not necessary to set and input data, it is possible to reduce the occurrence of input errors and prevent erroneous cutting. Moreover, when the splicing plate 11 is delivered from the loading carriage 18 of the article automatic positioning device B to the article automatic punching device C, the splicing plate 1
No. 1 has already been positioned in the X-Y directions, so that it is not necessary to newly perform positioning in the punching device C, and work efficiency can be improved.

When the boring machine 38 is used for boring, the X carriage 62 and the Y carriage 67 of the support device 60 disposed below the article holding device 39 are synchronized with the movement of the spindle head 37. Is controlled to move in the X-Y directions, and the substantially intermediate position of the support members 72, 72 is made to face below the punching position. Then, as shown in FIG. 14, at a proper timing before the drill 36 is lowered and the drilling is performed on the attachment plate 11, as shown in FIG.
0 and 70 are urged to raise the support members 72 and 72 to a support position where they come into contact with the lower surface of the lowermost attachment plate 11, and support the attachment plate 11 from below. As a result, it is possible to prevent the contact plate 11 from bending downward due to the cutting thrust force of the drill 36, and it is possible to prevent the accuracy of the drilling position and the accuracy of the hole shape from decreasing. Further, since the splicing plate 11 does not bend, springback does not occur when the drill 36 penetrates the splicing plate 11, and damage to the drill 36 can be preferably prevented. Since the support device 60 is controlled by the control means of the boring machine 38, the drill 36 and the support members 72, 72 are always positioned at corresponding positions, and continuous operation can be performed.

Every time when the boring machine 38 performs the boring process or after all the boring processes, the X carriage 62 and the Y carriage 67 of the support device 60 are moved and controlled by the control means. Deburring device 7
The deburring drill 79 of No. 3 is made to arrive immediately below the through hole 11a formed in the attachment plate 11. Then, while the deburring motor 78 is rotated by the deburring motor 78, as shown in FIG. 15, the air cylinder 77 is urged to raise the lift table 76, and thereby the upper portion of the deburring drill 79 is increased. Is inserted into the through hole 11a, and the outer peripheral portion of the drill is pressed against the lower end of the through hole 11a to remove the back burr generated on the lower surface of the splicing plate and also perform chamfering. Since the deburring drill 79 is configured to be swingable by the floating holder 80, the through hole 11a and the deburring drill 79 are high due to an error due to processing accuracy of the components in the deburring device 73. Even if the deburring drill 79 is not accurately positioned, the deburring drill 79 is pivotally inserted into the corresponding through hole 11a, and chamfering with high accuracy is achieved.

Further, since the back burr remaining on the lower surface of the splicing plate 11 is completely removed by the deburring device 73, it does not hinder the conveyance of the splicing body 11 to the subsequent step. . In addition, since the back burr can be automatically removed without turning over the attachment plate 11, the worker can be freed from dangerous heavy labor, and the production efficiency can be dramatically improved. Since the deburring drill 79 is controlled to move in the XY directions by the control means of the punch 38, the splicing plate 11
The positioning is accurately performed with respect to the through hole 11a.

Splicing plate 11 by the automatic article punching device C
When the boring process is completed, the carry-out carriage 81 arrives at the article receiving position, and the holding by the article holding device 39 is released, so that the attachment plate 11 is delivered to the carry-out carriage 81. The carry-out carriage 81 moves to an article delivery position corresponding to the chip removing device D, and the chip removing device D removes the chips adhering to the splicing plate 11. Then, the splicing plate 11 on the carry-out carriage 81 is transferred to the carry-out pallet carriage 12 via the article carry-out device E.

In the embodiment, the case where a plurality of splicing plates are stacked and held by the article holding device to perform the punching process has been described. However, one splicing plate is held to perform the punching process. You can also Further, the splicing plates held by the article holding device are not limited to those that are held in two rows in the X direction as in the embodiment, but one or three or more rows depending on the length dimension of the splicing plates in the X direction. It is possible to In addition, in the embodiment, the lower side of the splicing plate is configured to be supported by the support device during the drilling process by the punching machine. Processing can also be performed.

In the embodiment, the case where both edges of the splicing plate in the Y direction are gripped has been described, but a pair of holding means for permitting the loading and unloading of the splicing plate are arranged separately in the X direction. However, it is possible to grasp both end edges of the splicing plate together. Further, the means for moving the moving frame or the mounting frame in the article holding device is not limited to the one of the configuration of the embodiment, and various means such as a combination of a ball screw and a motor can be adopted. Furthermore, in the embodiment, the X carriage of the support device is moved by means of a combination of a pinion and a rack rotated by a motor, and the Y carriage is moved by means of a combination of a ball screw and a female screw member rotated by a motor. Although the case of moving has been described, both means may be of any method or other methods. In the embodiment, the deburring device is provided integrally with the support device.
A configuration may be adopted in which the control unit is provided on the Y carriage to control movement in the XY directions.

Further, in the embodiment, the deburring work is carried out at the same station for drilling the splicing plate. However, a deburring device is arranged at a station different from the drilling station, and the deburring machine is provided at this station. You may comprise so that the splicing board which carried out the drilling may be moved and deburring may be performed.

[0051]

As described above, according to the deburring apparatus of the present invention, the back burr remaining on the lower surface of the article can be reliably removed without turning the article over.
That is, the worker can be freed from dangerous heavy labor, and the production efficiency can be dramatically improved. Further, since the deburring drill is swingably connected to the rotating means, the through hole and the deburring drill are positioned with high accuracy due to an error due to processing accuracy of the components in the deburring device. Even if the drill is not provided, deburring can be surely performed by reliably pressing the drill against the lower end of the through hole.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram showing an entire automatic punching system in which a deburring device according to an embodiment of the present invention is incorporated.

FIG. 2 is a schematic plan view showing an entire article automatic positioning apparatus according to an embodiment.

FIG. 3 is a schematic side view showing the entire automatic article positioning apparatus according to the embodiment.

FIG. 4 is a schematic front view showing a main part of the article automatic positioning apparatus according to the embodiment.

FIG. 5 is a schematic plan view showing the entire automatic article punching device according to the embodiment.

FIG. 6 is a schematic vertical sectional side view showing an article automatic punching device according to an embodiment.

FIG. 7 is a schematic plan view of a main part of the article holding device according to the embodiment.

FIG. 8 is a schematic side view showing a partial cross-section of the clamp device according to the embodiment.

FIG. 9 is a schematic plan view showing a clamp device according to an embodiment.

FIG. 10 is a schematic plan view showing the entire support device according to the embodiment.

FIG. 11 is a schematic plan view showing a main part of the support device according to the example.

FIG. 12 is a schematic side view showing a partial cross-section of the support device according to the embodiment.

FIG. 13 is a rear view of the main parts showing the support device and the deburring device according to the embodiment.

FIG. 14 is an explanatory diagram showing the relationship between the support member and the through holes of the attachment plate according to the embodiment.

FIG. 15 is an explanatory diagram showing the relationship between the deburring drill and the through hole of the attachment plate according to the embodiment.

[Explanation of symbols]

11 Saddle plate (article) 11a through hole 39 article holding device 62 X dolly 63 X motor (first drive means) 67 Y trolley 69 Y motor (second drive means) 76 Lift 77 Air cylinder (3rd drive means) 78 Deburring motor (rotating means) 79 Deburring drill

Claims (4)

[Claims] 1. A deburring device for removing back burrs remaining on a lower surface of an article (11) that has been perforated by a drill or the like, which is provided by an article holding device (39). Below the article (11), which is held in a state where the drilling area is floating in the air, it is arranged so as to be movable in the XY directions of the plane coordinates and in the vertical direction,
A deburring drill (79) rotated by a rotating means (78) is provided, and the deburring drill (79) is used as a through hole for the article (11).
A deburring device configured to remove the back burr by making the drill (79) rise and press it against the lower end of the through hole after the drill (79) has been made to reach immediately below. 2. An X carriage (62) movable in the X direction by a first driving means (63), and a Y carriage arranged in the X carriage (62) and movable in the Y direction by a second driving means (69). A Y carriage (67) and a lift table (76) arranged on the Y carriage (67) and movable vertically by a third drive means (77). 2. The deburring device according to claim 1, wherein the deburring dolly (79) is arranged so as to be rotatable upward. 3. The deburring drill (79) is swingably connected to the rotating means (78).
The described deburring device. 4. The deburring device according to claim 1, wherein the deburring drill (79) is formed in a truncated cone shape.