JPH06605B2 - Coil end extraction device - Google Patents

Description

Description: FIELD OF THE INVENTION The present invention relates to a device for extracting a coil end from a coil mounted on an uncoiler, for example.

Conventional technology Conventionally, in order to pull out the coil end of a coil such as a steel plate from the uncoiler, the coil end is held by magnetic force, the motor is started, and the coil end is pulled out according to the feeding speed of the coil, and the pinch on the downstream side. I was sending it to the roll. A suction cup is used as a holding means for rewinding a non-magnetic material such as an aluminum coil.

Problems to be Solved by the Invention According to the conventional holding device using the suction cup, unless the traveling speed of the holding device matches the speed of the coil of the uncoiler, the coil end is separated from the suction cup on the way. Therefore, in order to synchronize the speeds at both ends, complicated devices and precision instruments have been used in the past. For this reason, the drawer device is expensive and is liable to malfunction.

SUMMARY OF THE INVENTION An object of the present invention is to solve the conventional problems and to provide an inexpensive coil end take-out device which has a simple structure and ensures that the speeds of both are constant.

Means for Solving the Problems The present invention is provided so as to face a conveyance path at an end of a coil,
Rotation of the coil is transmitted through a device main body having a proximal end pivotally supported, a drive means for rocking the other end of the device main body, and a roller contacting the outer peripheral surface of the coil when the drive means moves forward. And a feed means for driving the feed chain mounted on the apparatus body by the rotation of the roller from the free end portion to the base end side of the apparatus body, and the feed chain when the drive means is returned. A coil characterized by including a returning means for driving to drive in a direction opposite to a traveling direction, and a traveling body provided with an adsorbing member capable of adsorbing to an outer peripheral surface in the vicinity of an end portion of the coil and bound to the feed chain. It is an edge extraction device.

In the present invention, the feeding means includes a first gear fixed to the roller, a second gear meshing with the first gear, and a first sprocket coaxially fixed to the second gear and meshing with the feeding chain. And a second sprocket wheel that meshes with the feed chain and interlocks with the first sprocket, and in the second sprocket, the traveling body travels from the base end portion to the free end portion side of the apparatus main body by the returning means. The coil end extraction device according to claim 1, wherein the coil end extraction device is rotationally driven in a direction.

Further, according to the present invention, the traveling body includes a traveling main body capable of traveling along the apparatus main body, and an auxiliary roller which is supported by one end of the main body to be vertically movable and swingable, and which comes into contact with the outer peripheral surface of the coil. The coil end extracting device according to claim 1, further comprising an elevating lever and elevating means for elevating the lever.

Operation According to the present invention, when the drive means is moved forward and the main body of the apparatus is swung downward, the roller of the feeding means is brought into contact with the outer peripheral surface of the coil and rotated, and the feeding chain is moved through the first sprocket. Is run, the running body bound to the chain is run to the downstream side along the rewind line, and the coil end is adsorbed and the coil end is taken out by the adsorbing member provided on the running body. When the end portion of the coil is taken out in this manner, the returning means operates to return the traveling body to the original upstream side, and the double movement of the driving means causes the apparatus main body to swing upward and retract.

Example Hereinafter, an embodiment of the present invention will be described based on an example shown in the drawings.

As shown in FIGS. 1 to 3, the coil end extracting device 10 includes
One end of the coil A on the downstream side along the transport path of the end portion A1 is pivotally supported by the base 1, and the other end facing the uncoiler B is swingable in a vertical plane, and the frame 1a.
1a, a device main body 11 including a guide rail 11b protruding from one side surface, a piston cylinder mechanism 12 that is a drive means for swinging the main body 11, and a rewinding coil of the rewinding coil when the piston cylinder mechanism 12 moves forward. Receive the rotation directly,
A traveling body feeding chain 13f attached to the apparatus body 11
And a traveling body returning means 14 for traveling the traveling body feeding chain 13f in the opposite direction when the piston cylinder mechanism 12 is returning, and a traveling body feeding chain 13f. The traveling body 15 that is movable to the downstream side or the upstream side along the traveling route of the portion A1.
And the main body frame 11a at one end (pivot side) end and the other end (swing side) end.
Limit switch 16a for detecting the traveling position of the
16b and.

The piston / cylinder mechanism 12 is supported by a pillar 2 standing on the base 1 in the coil end transport path, and the tip of the piston rod is locked to the main body frame 11a.

The traveling body feeding means 13 is supported by the main body frame 11a, and a touch roll 13a which is a roller capable of contacting the outer peripheral surface of the coil A when the piston cylinder mechanism 12 provided at the swing side end portion thereof is operated. , The roll 13a
A first gear 13b coaxially fixed to the first gear 13b and the first gear 13b
A second gear 13c that meshes with the second gear 13c, a first sprocket 13d that is coaxially fixed to the second gear 13c, and a second sprocket 13e that faces the first sprocket 13d and is supported by the base end of the body frame 11a , The first and second
It has a traveling body feed chain 13f screwed to the sprockets 13d and 13e.

The touch roll 13a is provided on the main body frame 11a at a position where the distance from the pivot center line is equal to the distance between the line and the extension line of the rotation axis of the uncoiler B.
When the piston cylinder mechanism 12 moves forward, the uncoiler B
The outer peripheral surface of the coil A mounted on the coil A can be brought into contact with the coil A, but the surface is covered with a soft rubber to prevent slippage with the coil A. And these rolls 13a and gears 13
The outer diameters and the rotation ratios associated with the outer diameters of b, 13c and the first sprocket 13d are determined such that the peripheral speed of the coil A and the traveling speed of the traveling body feed chain 13f are the same.

On the other hand, the traveling body returning means 14 is provided at the pivot side end of the main body frame 11a, and has a brake gear motor 14a.
, The motor gear 14b, and the second sprocket 13e
The return gear 13c coaxially fixed to the
And a return chain 14b screwed between 4b and 14c.

According to the traveling body feeding means 13, the traveling body feeding means 13
Although f rotates clockwise (clockwise) in FIG. 1, it rotates counterclockwise (counterclockwise) by the traveling body returning means 14.

Next, the traveling body 15 is bound to the upper rail of the traveling body feed chain 13f, and the sliding rail groove 15b provided toward the guide rail 11b is engaged with the rail to extend along the main body frame 11a. The main body 15a of the running body that is allowed to run
And an elevating lever 15c having one end supported by the main body 15a so as to be able to move up and down and swingable, and provided with a downwardly attracting member 15d and an auxiliary roller 15e.
It is composed of a pressurizing cylinder 15f for moving up and down the elevating lever 15c. The suction member 15d is a body frame 11a.
Two of them are arranged in a direction orthogonal to.

The limit switch 16 commands the traveling of the traveling body 15,
It is composed of a switch 16a shown in FIG. 1 provided at an end portion on the swing side of the apparatus main body 11 for regulating the stop position, and a second switch 16b provided at an end portion on the pivot side.

The operation mode will be described above. When the coil A to be rewound is set on the uncoiler B and the rewinding posture is completed, the piston cylinder mechanism 12 moves forward, swings the device body 11 of the unloading device 10, and moves the touch roll 13a.
Comes into pressure contact with the outer peripheral surface of the coil A. At this point, the traveling body 15 is on the most upstream side in the movable range. When the pressurizing cylinder 15f, which is an elevating means, is operated and the elevating lever 15c descends and the auxiliary roller 15e hits the coil surface, the elevating lever 15c swings with the roller 15e as a fulcrum. Then, the suction member 15d is strongly pressed against the surface of the coil end A1 which has been preliminarily rotated and guided to an appropriate position, and the coil end A1 is suctioned.

The coil end A1 adsorbed by the adsorbing member 15d is lifted by receiving the return movement of the pressurizing cylinder 15f, and the coil A
Is oscillated by the touch roll 13a that rotates in contact with and is sent in the downstream direction by the traveling body 15 that moves along the length direction of the main body frame 11a together with the traveling body feed chain 13f. When the traveling body 15 moves to a predetermined position on the downstream side and the second limit switch 16f senses this, the mechanism end (not shown) separates the coil end A1 from the traveling body 15 and sends it to the downstream pinch roller 3 as it is. Further, the piston cylinder mechanism 12 is moved back to drive the driven roller 13a.
Is separated from the surface of the coil A, the motor 14a is rotated to rotate the traveling body feed chain 13f in the opposite direction to the above, the traveling body 15 is returned to the original swing side end portion, and the fourth limit switch 16a is operated to set the constant value. Stop at position and wait.

These series of operations are continuously and automatically performed by using an electric means (not shown).

FIG. 4 shows another embodiment in which the traveling body returning portion 14a is provided at the swinging side end portion of the apparatus main body 11. In this case, the returning gear 14c is coaxially fixed to the first sprocket 13d. . Further, according to the embodiment, the auxiliary roller 15e
Are provided before and after sandwiching the attracting member 15d, and are supported via a spring member (not shown) so that the attracting member 15d can be brought into pressure contact regardless of the outer diameter of the coil.

EFFECTS OF THE INVENTION As described above, according to the first configuration of the present invention, the driving force of the traveling body is directly transmitted from the rewound coil via the roller, so that the traveling speed can be made equal to the peripheral speed of the coil. Easy and stable. Therefore, the coil end is not separated from the running body, and is reliably and reliably passed along the rewinding line to the downstream pinch roll.

Further, according to the second configuration, it is not necessary to use an expensive instrument for the traveling body feeding portion, the traveling body feeding portion is provided at a low cost by a simple mechanical means, and no failure occurs.

Further, in the third configuration, the traveling body can easily and surely hold the coil end, which is particularly effective for the non-magnetic coil.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of the present invention, FIG. 2 is an enlarged front view of an essential part, FIG. 3 is an enlarged right side view of an essential part when the pressurizing cylinder returns, and FIG. 4 is another embodiment. It is a principal part front view of an example. A ... coil, B ... uncoiler, 1 ... base, 2 ... pillar, 3
... Pinch roll, 10 ... Coil end extraction device, 11 ... Device body, 11a ... Main body frame, 12 ... Piston cylinder mechanism, 13 ... Traveling body feeding section, 13a ... Touch roll, 1
3f ... traveling body feeding chain, 14 ... traveling body returning portion, 14 ...
... Geared motor, 15 ... Running body, 15d ... Adsorption member,
16a, 16b ... Limit switches.

Claims (3)

[Claims] 1. A device main body, which is provided so as to face a conveyance path at the end of the coil, and whose base end is pivotally supported, drive means for swinging the other end of the device main body, and forward movement of the drive means. The rotation of the coil is transmitted through a roller that contacts the outer peripheral surface of the coil, and the rotation of the roller causes the feed chain mounted on the apparatus body to travel from the free end portion of the apparatus body to the base end side. And a return means for driving and driving the feed chain in a direction opposite to the traveling direction when the drive means returns, and an adsorbing member capable of adsorbing to the outer peripheral surface near the end of the coil. A coil end take-out device, comprising: a traveling body bound to a feed chain. 2. The feed means includes a first gear fixed to the roller, a second gear meshing with the first gear, and a first gear coaxially fixed to the second gear and meshing with the feed chain. The second sprocket includes a sprocket and a second sprocket wheel that meshes with the feed chain and is interlocked with the first sprocket. The coil end extraction device according to claim 1, characterized in that the coil end extraction device is driven to rotate in a rotating direction. 3. The running body includes a running body that can run along the main body of the apparatus, and an auxiliary roller that is supported by one end of the running body and can move up and down and swing, and that contacts the outer peripheral surface of the coil. The coil end extracting device according to claim 1, further comprising an elevating lever and elevating means for elevating the lever.