JPH07242334A - Work carrying-out device - Google Patents

Abstract

PURPOSE:To provide a work carrying-out device by which products can be freely arranged on a product pallet without enlarging the whole device. CONSTITUTION:In a work carrying-out device wherein a work placing place 3 on which a work W to be processed by a plate member processing machine 1 is to be stocked and a product placing place 5 on which a product G processed by the plate member processing machine 1 is to be placed are parallely arranged on one side of the plate member processing machine 1, and the product G processed by the plate member processing machine 1 is carried out onto a product pallet 33 of the product placing place 5, a movable carriage base 39 to reciprocate between the plate member processing machine 1 and the product placing place 5 is provided. A slide member 47 capable of being freely moved in the direction perpendicular to the moving direction of the carriage base 39 is provided on the plate member processing machine 1 side of the carriage base 39, and a clamp stretch member 43 provided with a plurality of carrying- out clamps 45 is movably provided on the slide member 47 so as to project on the work placing place 3 side.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work unloading device for unloading a product processed by a plate material processing machine such as a turret punch press.

[0002]

2. Description of the Related Art Conventionally, for example, as shown in FIG. 6, a turret punch press 1 of a plate material processing machine is arranged, and one side of the turret punch press 1 (see FIG. 6).
In order to reduce the installation area, the work storage space 3 for stocking the work W to be processed by the turret punch press 1 and the product storage space 5 for placing the products processed by the turret punch press 1 are arranged in parallel on the right side in FIG. It is generally arranged.

The turret punch press 1 is provided with a fixed table 7 which is fixed. The fixed table 7 is provided with a rotatable lower turret 11,
A plurality of dies D are mounted on the circumference of the lower turret 11 at appropriate intervals. Moreover, an upper turret 13 is provided at an upper position facing the lower turret 11, and a punch P corresponding to the die D is mounted on the circumference of the upper turret 13.

A part of the upper and lower turrets 13 and 11 is a processing position P, and above the processing position P, a vertically movable striker 15 for striking the punch P is provided. A carriage base 17 movable in the Y-axis direction by a Y-axis drive motor M _Y is provided on one side (upper side in FIG. 6) of the fixed table 7, and the carriage base 17 has an X-axis drive. A carriage 19 that is moved in the X-axis direction by the motor M _X is provided. The carriage 19 is provided with a plurality of work clamps 21 at appropriate intervals in the X-axis direction.

In FIG. 6, on the right side of the upper and lower turrets 11 and 13, there is provided a sub-cutting punch 23 known from, for example, Japanese Patent Laid-Open No. 1-133625. The product G processed by the sub cutting punch 23 is separated from the work W.

A lifter 25, which can be moved up and down, is provided in the work place 3, and a plurality of works W to be processed by the turret punch press 1 are loaded on the lifter 25. A loader rail 27 extending in the X-axis direction is provided above the lifter 25, and a loader 29 movable in the X-axis direction is provided on the loader rail 27. A plurality of suction pads 31 that can move up and down are attached to the lower portion of the loader 29.

A product pallet 33 is placed on the product yard 5, and a carriage base 39 which is moved in the X-axis direction by a drive motor 35 and a ball screw 37 is provided above the product pallet 33. ing. The carriage base 39 is provided with a clamp stretch member 43 which is movable in the Y-axis direction by a drive motor 41. A plurality of discharge clamps 45 are attached to the clamp stretch member 43.

With the above structure, the work W loaded on the lifter 25 is sucked and lifted by the suction pad 31, and then the loader 29 is moved to the turret punch press 1 machine side in the X-axis direction. The work W is released from the suction pad 31 and clamped by the work clamp 21.

After the work W is moved in the X-axis and Y-axis directions to position the desired position of the work W at the processing position P, the striker 15 is moved up and down by the desired punch P and die D to move the work W to the work W. Punching is performed.
Next, the processed product G is separated from the work W by the sub cutting punch 23.

The processed product G is clamped by the carry-out clamp 45 and carried out. More specifically, the carriage base 39 moves above the product pallet 33 to the left in the X-axis direction in FIG.
For the clamp stretch member 43 in FIG.
Move it axially upward. And carry-out clamp 45
Then, the product G is clamped and conveyed to a position above the product pallet 33, and the unloading clamp 45 is unclamped so that the product G is placed on the product pallet 33.

[0011]

In the prior art described above, when the product G cut from the work W is clamped by the carry-out clamp 45 and carried out, the carry-out clamp 45 clamps only the product G, The W side must not be clamped. Therefore, among the plurality of unloading clamps 45 in FIG. 6, the unloading clamp 45 at the end (top in FIG. 6) is the product G and the work W.
The product side of the border must be clamped.

Product G clamped by unloading clamp 45
Are moved and accumulated on the product pallet 33. If the product G is small, it is convenient to sort and accumulate a plurality of products G on one product pallet 33 so that space saving can be achieved.

However, the small product G as shown in FIG. 6 can only be moved upward in the product pallet 33 in FIG. If the product pallet 33 is to be stacked below the pallet 33, there is a problem that the carriage base 17, the frame and the like must be enlarged.

It is an object of the present invention to provide a work unloading device which allows products to be freely arranged on product pallets without making the entire device large.

[0015]

In order to achieve the above object, a work unloading device of the present invention is provided with a work place and a plate processing machine for stocking a work to be processed by the plate processing machine on one side of the plate processing machine. It is a work unloading device that installs the product yard where the processed product is placed in parallel, and unloads the product processed by the plate material processing machine to the product pallet of the product yard, and between the plate material processing machine and the product yard. A movable carriage base that reciprocates is provided, and a slide member that is movable in the direction orthogonal to the movement direction of the carriage base is provided on the plate material processing machine side of this carriage base. The provided clamp stretch member is movably provided so as to be able to project toward the work storage side, and each of the carry-out clamps is provided by each lifting means provided in the clamp stretch member. Standing to those characterized by comprising providing a vertically movable.

In the carry-out device, the slide member is moved with respect to the carriage base by the driving device by the first transmitting member, and the clamp stretch member is moved with respect to the slide member by the driving device by the second transmitting member. That the slide member and the clamp stretch member are moved with respect to the carriage base by a common drive unit and transmission member, and that the lower clamp jaws provided in each of the carry-out clamps can move back and forth. Is desirable.

[0017]

[Advantages] With the work unloading device as described above, the carriage base reciprocates between the plate material processing machine and the product storage area, and the carriage base moves to the plate material processing machine side at a right angle to the moving direction of the carriage base. Since the slide member is movably provided in the direction in which the clamp stretch member having a plurality of unloading clamps is movably provided on the slide member so that the slide member can be extended to the work place side, without increasing the size of the entire apparatus, Products can be freely arranged on the product pallet.

[0018]

Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a plan view of a turret punch press as a plate material processing machine provided with a work place and a product place beside a plate material processing machine according to an embodiment of the present invention.

In FIG. 1, the same parts as those of the prior art shown in FIG. 6 are designated by the same reference numerals, and the description of the overlapping parts will be omitted. In FIG. 1, on the turret punch press 1 side of the carriage base 39, there is provided a slide member 47 which is movable in the Y-axis direction which is a direction orthogonal to the X-axis direction which is the movement direction of the carriage base 39. At 47, a clamp stretch member 43 having a plurality of carry-out clamps 45 is provided movably so as to be able to project toward the work storage space 3 side.

More specifically, as shown in FIG. 2, a guide rail 49 extending in the Y-axis direction is laid on the front surface (left surface in FIG. 2) of the carriage base 39. The slide member 47 is slidably provided on the guide rail 49 via a plurality of guide members 51. A rack 53 extending in the Y-axis direction is provided on the front surface of the carriage base 39.

An output shaft 55 of a drive motor (not shown) is rotatably supported on the lower side of the slide member 47 in FIG. A pinion 57 meshed with the rack 53 is fitted to the output shaft 55, and a drive pulley 59 is also fitted to the output shaft 55.

On the other hand, a rotatable driven pulley 61 is provided on the upper side of the slide member 47, and a belt 63 is wound around the driven pulley 61 and the drive pulley 59. A guide rail 65 extending in the Y-axis direction is laid on the left side of the slide member 47. A clamp stretch member 43 is slidably provided on the guide rail 65 via a plurality of guide members 67.
A chain clamp 43C is provided on the right side of the clamp stretch member 43 in FIG. 2, and the chain stretch member 43 is clamped to a part of the belt 63 by the chain clamp 43C.

With the above structure, when a drive motor (not shown) is driven, the pinion 57 and the drive pulley 59 are rotated via the output shaft 55. When the pinion 57 is rotated, the pinion 57 itself is moved along the rack 53 in the Y-axis direction, so that the slide member 47 is guided by the guide rail 49 and smoothly moved in the Y-axis direction.

When the drive pulley 59 is rotated, the belt 63 travels and rotates, and the clamp stretch member 43 is guided by the guide rail 65 and moved in the same direction as the slide member 47.

The clamp stretch member 43 is shown in FIG.
As shown in FIG. 3, an L-shaped mounting plate 69 is integrated, and a vertical portion 69V of the mounting plate 69 is provided with an LM guide 71 extending in the vertical direction.
A slider 73 is provided on the LM guide 71. An elevating cylinder 75 is mounted on the horizontal portion 69H of the mounting plate 69. This lifting cylinder 75
A clamp support portion 81 is integrated with the tip end of the piston rod 77 mounted on the via a bracket 79 attached to the slider 73.

With the above structure, when the elevating cylinder 75 is operated and the piston rod 77 is projected, the slider 73 is guided by the LM guide 71 and is lowered, so that the clamp support portion 81 is also lowered. When the lifting cylinder 75 is reversely operated, the piston rod 77 is pulled up, so that the slider 73 is guided by the LM guide 71 and ascends, and the clamp support 81 also rises.

An upper portion of a bracket 85 is provided by a pin 83 at the tip of the clamp support portion 81, and a clamp body 87 is integrated with the lower portion of the bracket 85. A lever 89 is integrally provided on the bracket 85 with the pin 83, and a pin 91 is erected at the right end of the lever 89 in FIG. 3, and an elastic member 93 such as a coil spring is wound around the pin 91. Has been done. The elastic member 93 is interposed between the upper surface of the lever 89 and the inner surface of the upper plate 81A provided on the clamp support 81.

A clamp cylinder 95 is provided above the tip of the clamp body 87, and a plate pressing member 99 made of urethane or the like is provided at the tip of a piston rod 97 mounted on the clamp cylinder 95. ing. In addition, an X is formed at the bottom of the clamp body 87.
The lower clamp jaw 101 extending in the axial direction is integrated. The front surface of the clamp body 87 has a contact surface 87A with which one end of the product G is contacted.

With the above structure, the clamp body 87 is held in a horizontal state by the elastic force of the elastic member 93, and the product G is clamped when the product G is clamped by the clamp body 87.
The weight of the clamp body 87 swings counterclockwise around the pin 83 as a swing fulcrum, thereby preventing the side of the product G from being broken.

By operating the clamp cylinder 95 and moving down the piston rod 97, the product G is clamped by the cooperation of the clamp lower jaw 101 and the plate pressing member 97.

The LM guide 71 and the lifting cylinder 75
Etc. are provided for each carry-out clamp 45,
Each carry-out clamp 45 can be moved up and down individually.

With the above-described structure, when the processed products G are separated from the original work W and accumulated at the position (A) shown in FIG. As described above, the discharge clamp 45 can be operated. Further, when stacking at the position (B) shown in FIG. 1, as shown in FIG. 1, the clamp stretch member 43 and the slide member 47 are attached to the carriage base 39 at the upper side of FIG. Work place 3 side, work clamp 21 of turret punch press 1
Side). That is, a plurality of unloading clamps 45
Position the product G so that only the bottom of the product G side is separated. The remaining carry-out clamp 45 is retracted upward by a clamp lift cylinder 75.

When the carriage base 39 is moved from the right side to the left side in FIG. 1 in this state, only the lowermost carry-out clamp 45 in FIG. 1 clamps the product G, and the remaining carry-out clamps 45 retain the original work W. The product G is not clamped but only moved over the air.

Next, the clamp stretch member 43 and the slide member 47 are moved downward in FIG. 1 to be stored at the bottom of the drawing within the width of the carriage base 39. Then, by moving the carriage base 39 from the left side to the right side in FIG. 1, the product G can be moved to the position (B) on the product pallet 33 and accumulated.

Therefore, among the plurality of carry-out clamps 45, which carry-out clamp 45 clamps the separated product G controls the amount of movement of the clamp stretch member 43 and the slide member 47 with respect to the carriage base 39. Can be selected by. At this time, the other carry-out clamp 45 does not clamp the original work W by retracting it upward.

By selecting the amount of movement of the clamp stretch member 43 and the slide member 47, the product G can be freely stacked at any position from the (A) position to the (B) position of the product pallet 33.

In the area above the product pallet 33,
Since the clamp stretch member 43 does not need to be extended, the work unloading apparatus as a whole does not have to be made large. The distance from the position of the clamp 21 of the work of the turret punch press 1 to the processing position P does not need to be longer than the width of the original work W.

FIG. 4 shows another embodiment as an alternative to FIG. 4, the same parts as those in FIG. 2 are designated by the same reference numerals, and the description of the overlapping parts will be omitted.

In FIG. 4, a drive pulley 103 is rotatably supported on the slide member 47, and the drive pulley 103 is connected to an output shaft 107 of a drive motor 105. A driven pulley 109 is rotatably supported on the slide member 47, and the driven pulley 109 and the drive pulley 103 have a belt 11 therebetween.
1 is wound.

The chain clamp 43C provided on the clamp stretch member 43 is clamped to the belt 111 to connect the clamp stretch member 43 and the belt 111. A chain clamp 113 is fixedly provided on the carriage base 39, and the chain clamp 113 is clamped to a part of the belt 111.

With the above structure, when the drive motor 105 is driven, the drive pulley 103 is rotated via the output shaft 107. The rotation of the drive pulley 103 causes the belt 1
By rotating and running 11, the slide member 47 and the clamp stretch member 43 are moved in the same direction in the Y-axis direction.

Therefore, the same operation and effect as those of the embodiment shown in FIG. 2 are achieved. That is, in FIG. 2, the slide member 47 and the clamp stretch member 43 are moved in the same direction by the drive motor, the rack 53, the pinion 57, the drive and driven pulleys 59 and 61, and the belt 63, whereas in FIG. Drive motor 10
5, the slide member 47 and the clamp stretch member 43 are moved in the same direction by the drive, driven 107, 109 and the belt 111. Therefore, the drive transmission member of FIG. 4 is the drive transmission member of FIG. Compared with the above, the number of parts of the transmission member can be reduced.

FIG. 5 shows another embodiment as an alternative to FIG. 5, the same parts as those in FIG. 3 are designated by the same reference numerals, and the description of the overlapping parts will be omitted.

In FIG. 5, the clamp lower jaw 101 is provided on the rear side (right side in FIG. 5) of the clamp body 87.
An advancing / retreating cylinder 115 is attached for allowing the advancing / retreating of the clamp lower jaw 101 and a rear portion 101B of the clamp lower jaw 101 is integrated with the tip of a piston rod 117 attached to the advancing / retreating cylinder 115. Moreover, the rear portion 101B of the clamp lower jaw 101 is the clamp main body 87.
It is possible to move back and forth in the groove 87V formed in the.

With the above construction, when the advancing / retreating cylinder 115 is actuated, the clamp lower jaw 101 is moved via the piston rod 117 so as to be able to move back and forth. Therefore, among the plurality of unloading clamps 45, only any unloading clamp 45 is vertically lowered from above the side of the product G, and then the clamp lower jaw 101 is located at the back of the product G. The jaw 101 can be inserted into the back of the product G and clamped. The other carry-out clamps 45 are not lowered at all. Thus, it is particularly effective when the product G is warped.

The present invention is not limited to the above-described embodiments, but can be implemented in other modes by making appropriate changes.

[0047]

As can be understood from the above description of the embodiments, according to the present invention, the entire work unloading device is constructed in a structure in which the work yard and the product yard are arranged in parallel on one side of the plate material processing machine. The processed product can be freely arranged on the product pallet without increasing the size.

[Brief description of drawings]

FIG. 1 is a plan view in which a plate processing machine equipped with a work unloading device for carrying out the present invention, a work yard, and a product yard are arranged.

FIG. 2 is an enlarged plan view of the work unloading device of the present invention.

FIG. 3 is an enlarged side view of a product unloading clamp in the work unloading device.

FIG. 4 is a plan view showing another embodiment instead of FIG.

5 is a side view showing another embodiment instead of FIG.

FIG. 6 is a plan view in which a plate material processing machine provided with a conventional work unloading device, a work yard, and a product yard are arranged.

[Explanation of symbols]

 1 Turret punch press (plate material processing machine) 3 Work place 5 Product place 21 Work clamp 23 Sub cutting punch 33 Product pallet 39 Carriage base 43 Clamp stretch member 45 Discharge clamp 47 Slide member

Claims (4)

[Claims] 1. A work yard for stocking works to be processed by the plate processing machine and a product storage for placing products processed by the plate processing machine are installed in parallel on one side of the plate processing machine, A work unloading device for unloading a processed product to a product pallet in a product storage area, which is provided with a movable carriage base that reciprocates between the plate material processing machine and the product storage area. The machine side is provided with a slide member movable in a direction orthogonal to the movement direction of the carriage base, and a clamp stretch member having a plurality of carry-out clamps is movably provided on the slide member to the work storage side. A work unloading device, wherein each of the unloading clamps is independently lifted and lowered by each of the lifting means provided on the clamp stretch member. 2. A slide member is moved with respect to the carriage base by a first transmission member of a driving device, and a clamp stretch member is moved with respect to the slide base by a second transmission member of the driving device. The work unloading device according to claim 1. 3. The work unloading device according to claim 1, wherein the slide member and the clamp stretch member are moved by a common drive device and transmission member with respect to the carriage base. 4. The work unloading device according to claim 4, wherein a clamp lower jaw provided in each of the unloading clamps is movable back and forth.