JP2571486Y2 - Micro joint separation device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a micro-joint separation apparatus.

[0002]

2. Description of the Related Art A microjoint is a minute connection remaining on a cut surface when a work is divided into small and short pieces by a processing device such as a turret punch press. Therefore, an appropriate number of products are connected to the work by the micro joint.

[0003] Conventionally, the separation of a microjoint has been performed by manually or automatically shaking the entire work to separate the microjoint.

[0004]

However, the conventional technique has a problem in that a plurality of separated products overlap and fall, resulting in damage to the products.

[0005] An object of the present invention is to provide a micro-joint separation apparatus which solves the above-mentioned problems and prevents a product from being damaged.

[0006]

As described above, in order to provide a conventional problem, in the present invention, a plurality of products are separated from a work in a state where the plurality of products are connected by the microjoint. In the micro-joint separation device that takes out the product from the work, a product support device that performs a plurality of products is provided, and a work clamping device that clamps the end of the horizontal work is provided above the product support device. A plurality of hammer arms capable of swinging in the vertical direction are provided side by side above the front end of the device, and a hammer that strikes the front end of the worm from above is provided at the tip of each hammer arm. A spring is provided to urge the tip of the hammer arm downward. Therefore, a drive shaft having a plurality of eccentric cams is provided at a position above the front end side of the product support device so as to be rotatable by a motor and extended in the left-right direction, and the eccentric cam corresponding to the base of each hammer arm is provided. Each contacting ring is provided, and each contacting ring is further urged in a direction of contacting the corresponding eccentric cam by the urging force of a spring, and the work is carried into an upper region of the product support device. A cylinder is provided for swinging the tips of the plurality of hammer arms upward above the height of the pass line when carrying them out of the upper region.

[0007]

With the above arrangement, the work is carried into the area above the product support device, and the end of the work is clamped by the work clamp device. Then, the front end of the workpiece is hit by the plurality of hammers from above by rotating the drive shaft by the driving of the motor to synchronously swing the tips of the plurality of hammer arms in the vertical direction. As a result, the work vibrates from the front end to the rear end,
A plurality of products can be taken out of the work by separating the micro joint. The plurality of products taken out are supported by the product support device.

When a work is carried into or out of the area above the product support device, the tips of the plurality of hammer arms are raised above the height of the pass line by the operation of the cylinder. Rock in the direction.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings.

Referring to FIGS. 1 and 2, a microjoint separating device 1 includes a work clamp device 3 for fixing a work W, a vibration device 5 provided at a position above one end of the work W, A support conveyor 7 for supporting the products separated from the workpiece W, a support 9 for supporting the vibration device 5 and the support conveyor 7, etc., a product loading pallet 11 for accumulating products, and a controller for controlling the whole ( (Not shown).

The work clamp device 3 is attached to the support 9 of the microjoint separation device 1 and has a front clamp 3A.
And the rear clamp 3B. These two are works W
Are provided facing each other with an interval.

The front clamp 3A and the rear clamp 3B are provided with clamp grooves 13A and 13B, and a microjoined work W is clamped in the clamp grooves 13A and 13B. Clamp grooves 13A, 13B
Is clamped by a conventionally known means.

As shown in FIG. 1, the vibrating device 5
At one end in the upper position, a plurality of strikers 15 and strikers 1 are provided in series as shown in FIG.
And a driving device 17 for driving the driving device 5.

The drive unit 17 has a drive shaft 21 penetrated by an eccentric cam 19 at a predetermined eccentric amount e. The drive shaft 21 is connected to a timing belt device 23 fixed to the shaft end as shown in FIG. The drive is performed by a belt 33 mounted endlessly on a drive pulley 31 fixed to the motor shaft 29 of the motor 27 via the driven pulley 25.

The eccentric cam 19 is provided with a bracket 3 attached to a rotation center case 37 fixed to a hammer arm 35.
9 and is joined to a contact ring 41 rotatably provided on
A pin 43 rotatably attached to the rotation center case 37
With the hammer arm 35 as the center axis
Is reciprocated.

The hammer 49 has a hammer 49 fixed to the lower end of a hammer shaft 47 provided on a boss 45 attached to the other end of the eccentric cam 19 via a hammer arm 35, as described above. By driving the shaft 21, the hammer 49 reciprocates up and down around the pin 43, and hits the work W with the same power as a human hitting the work W with a hammer.

As described above, the vibrating device 5 hits the clamp margin at one end at the upper position of the work W with the hammer 49, and transmits the impact force of the hammer 49 to the entire work. Installed.

Vibration is transmitted to the entire work by the impact of the striker 15 and the microjoined product is separated. At this time, if the work W is in contact with another mechanism, the vibration is reduced by half, so the work W is pulled by the front and rear clamps 3A, 3B and vibrated while floating in the air.

In FIG. 3, a compression spring 51 is provided near the hammer 15 and in contact with the hammer arm 35.
The compression spring 51 always biases the hammer 49 of the striker 15 downward.

As shown in FIG. 1, a roller 53 is provided on the back side of the work W at the position of the striker 15, so that when the work W is repeatedly hit by the striker 15, it can withstand the impact force. Also, it is for preventing the work W from being damaged. The roller 53 is attached to a bracket (not shown) of the support 9 described above.

As shown in FIG. 4, a plurality of fluid cylinders 57 are mounted at appropriate intervals on a frame 55 extending in a direction perpendicular to the paper surface. At the tip of a piston rod 59 mounted on the fluid cylinder 57, a rod 61 extending in a direction orthogonal to the paper surface in FIG. 4 is attached.

With the above configuration, after the hammer 49 is moved up and down and the product is removed from the work W, the fluid cylinder 57 is moved when the work W as the skeleton material is carried out or when the work W is carried in. Actuated piston rod 5
The rod 61 is lifted upward through 9. By keeping the rod 61 lifted upward, the hammer arm 35 is supported by the rod 61, and the hammer 49 is held above the pass line PL. Therefore, the work W can be easily carried in and out.

As shown in FIG. 1, the support conveyor 7 is located slightly below the work W, is supported by a support table 9, and is installed over the entire length of the work clamp device 3.

The support conveyor 7 has a main pulley 63 at the front end and a driven pulley 65 at the rear end.
The belt 67 is endlessly mounted on the driving pulley 63, and the pulleys 63 and 65 are rotated by a motor (not shown) connected to a pulley shaft 69 of the driving pulley 63, so that the belt 6
Reference numeral 7 is adapted to be rotated in the direction of arrow A shown in FIG.

The product loading pallet 11 is positioned slightly below and below the support conveyor 7 and is constituted by a base frame 71 having a length substantially corresponding to the entire length of the support conveyor 7, and a product receiver 73 is provided above the base frame 71. Is provided.

Since the present embodiment is constructed as described above, when the workpiece W is hit with the hammer 49 of the striker 15, the load acting on the product G acts downward, and the product G does not fall on the crosspiece. , Falling down.

The dropped product G rides on the support conveyor 7, rotates the support conveyor 7 in the direction of arrow A, and advances the product in the direction of arrow B, so that the product G is placed on the lower part of the support conveyor 7. Pallet 9
Can be integrated in the product receiver 73 of each product, for example.

The configuration of the present invention is summarized as follows.

A support for supporting a plurality of products G in a microjoint separation apparatus 1 for separating a microjoint from a work W in which a plurality of products G are connected by a microjoint and taking out the plurality of products G from the work W. A conveyor (product support device) 7 is provided, and a work clamping device 3 for clamping an end portion of the work W in a horizontal state is provided above the support conveyor 7, and a front end side of the support conveyor 7 (FIGS. 1, 3). 4 (FIGS. 1, 3 and 4).
In FIG. 2, a plurality of hammer arms 35 capable of swinging up and down in the vertical direction are shown in the horizontal direction (in FIG. 2, FIG. 3 and FIG. 4). Direction), and each hammer arm 35
Hammer 49 for hitting the front end of the work W from above is provided at the tip of the work W, and compression springs 51 for urging the tip of each hammer arm 35 downward are provided, respectively.
In order to oscillate the plurality of hammer arms 35 in the vertical direction in synchronization with each other, the drive shaft 21 having the plurality of eccentric cams 19 at the upper position on the front end side of the support conveyor 7 can be rotated by the drive of the motor 27 and in the horizontal direction. Along with the extension, a contact ring 41 is provided to abut on the eccentric cam 19 corresponding to the base 37 of each hammer arm 35, and each contact ring 41 is further attached to the corresponding eccentric cam 19 by the urging force of the compression spring 51. It is configured to be biased in the contact direction,
When loading or unloading the workpiece W into or from the area above the support conveyor 7, the tips of the plurality of hammer arms 35 are swung upward above the height of the pass line PL. A fluid cylinder 57 is provided.

The operation of this embodiment is summarized as follows.

That is, the work W is transferred to the support conveyor 7.
, And is clamped by the work clamp device 3 at the end of the work W. Then, the drive shaft 21 is rotated by the drive of the motor 27, and the tip ends of the plurality of hammer arms 35 are synchronously swung up and down, so that the plurality of hammers 49 move the front end side of the workpiece W from above. To blow. As a result, the work W vibrates from the front end side to the rear end side, the micro joint is separated, and a plurality of products G are taken out of the work W. In addition,
The plurality of products G are supported by the support conveyor 7.

When the work W is carried in or out of the upper area of the support conveyor 7, the tips of the plurality of hammer arms 35 are moved from the height of the pass line PL by the operation of the fluid cylinder 57. And swing upward.

As described above, according to the present invention,
Since the work W vibrates from the front end side to the rear end side and the product G is taken out from the front end side of the work W, the plurality of taken out products G do not overlap each other, and the product G is damaged. Can be suppressed.

When the work W is carried into or out of the region above the support conveyor 7, the fluid cylinder 57 is operated separately from the motor 27 by the operation of the fluid cylinder 57 to control the distal ends of the plurality of hammer arms 35. Is swung upward above the height position of the pass line, so that interference between the workpiece W and the hammer 49 can be reliably avoided, and the efficiency of loading and unloading of the workpiece W is improved.

[0035]

[Effect of the Invention] Since the product is taken out from the front end side of the work by vibrating the work from the front end side to the rear end side, the taken out products do not overlap each other, and the product is damaged. Can be suppressed.

When the work is carried into or out of the upper region of the product support device, the tip of the plurality of hammer arms is moved apart from the motor by operating the cylinder separately from the pass line. Since it can be swung upward above the height position, interference between the work and the hammer can be reliably avoided, and work loading and unloading work is improved.

[Brief description of the drawings]

FIG. 1 is a front view of an embodiment of the microjoint separation device of the present invention.

FIG. 2 is a plan view in the direction of arrow II in FIG.

FIG. 3 is a front view in the direction of arrows III-III in FIG. 2;

FIG. 4 is an enlarged sectional view taken along line IV-IV in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Micro-joint separation apparatus 3 Work clamp 5 Vibration apparatus 13 Striking element 35 Hammer arm 49 Hammer

Claims (1)

(57) [Scope of request for utility model registration] 1. A microjoint separation device for separating a microjoint from a work in which a plurality of products are connected by a microjoint and extracting the plurality of products from the work, wherein a product support device for performing a plurality of products is provided. A work clamping device for clamping an end of a workpiece in a horizontal state is provided above the product support device, and a plurality of hammer arms capable of swinging vertically are arranged in a horizontal direction above a front end side of the product support device. A hammer that strikes the front end of the worm from above at the tip of each hammer arm, and a spring that biases the tip of each hammer arm downward is provided to synchronize the plurality of hammer arms. In order to swing vertically, a drive shaft with a plurality of eccentric cams is located above the front end of the product support device. Rotatable by driving the motor and extending in the left-right direction, abutment rings are provided to abut on the eccentric cams corresponding to the bases of the respective hammer arms, and the abutment rings are further corresponded by the urging force of the spring. It is configured to be biased in the direction of contact with the eccentric cam, and when loading or unloading a workpiece from or above the product support device, the tip ends of a plurality of hammer arms are passed through a pass line. A micro-joint separating device comprising a cylinder which is swung upwardly higher than a height position of the micro joint.