JPH072142Y2 - Material bonder - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention cuts the end portion of a strip-shaped metal material being conveyed in a vertical state and the start end portion of a new strip-shaped metal material, and then cuts both end portions. The present invention relates to a material joining device that can join and continuously supply a strip-shaped metal material to a press device or the like.

(Prior Art) Conventionally, as a material coupling device for joining a band-shaped metal material being processed and a new band-shaped metal material subsequent thereto, those having a structure shown in FIGS. 7 and 8 are known.

That is, as shown in FIGS. 7 and 8, the material bonding apparatus is
A transport base that transports the strip-shaped metal material 34 to the frame body 33.
35, a frame main body 33 in the vicinity of the transport base 35, a cutting device 37 having a fixed blade (not shown) and a movable blade 36 for cutting the terminal end and the starting end of the two strip-shaped metal materials 34, respectively,
A welding device 38 for joining the end portion and the start end portion of the cut strip-shaped metal material 34 and a rolling device 39 for rolling the joint portion are respectively arranged.

Thus, the two strip-shaped metal materials 34 have the end portion of the strip-shaped metal material 34 and the start portion of the new strip-shaped metal material 34 following the end portion.
By uniformly and straightly cutting by the fixed blade of the cutting device 37 and the movable blade 36, by fixing the material pressing device 40 so that each cutting surface is directly below the welding device 38, and operating the welding device 38. To be joined. The joined portion is rolled by the rolling device 39 and made uniform.

By the way, the strip-shaped metal material 34 may be transported in a vertical state in a place where a sufficient transportation space cannot be secured,
In this case, the material joining device could not be used and the joining had to be done manually. As a result, there are problems that the joining work requires time and skill and that the precision and quality of the joined portion deteriorates.

Further, the band-shaped metal material 34 being conveyed collides with the cutting device 37, the welding device 38, etc. when the material joining device is used for waviness, and the front and back surfaces thereof are scratched, causing a product defect or cutting. There is also a problem that the device 37 etc. is damaged.

(Problems to be Solved by the Invention) The present invention was devised in order to solve the above-mentioned problems, and the purpose thereof is to easily and easily join the strip-shaped metal materials in a short time and It is an object of the present invention to provide a material bonding apparatus capable of improving the accuracy and quality of parts.

(Means for Solving Problems) The present invention is provided on the frame body 1 so as to be vertically movable,
A table 2 which can take a working position located on one side of the belt-shaped metallic material 5 being conveyed in a vertical state and a non-working position deviating from a working position facing the belt-shaped metallic material 5; It comprises a fixed blade 9 provided, a movable blade 11 provided on the other side of the table 2 and a hydraulic cylinder 17 for driving the movable blade 11, and the movable blade 11 is formed from a notch hole 20 formed in the table 2.
A cutting device 3 for cutting the end and the start of the strip-shaped metal material 5 in a vertical state by projecting the claw; a clamp 28 provided on the other side of the table 2 and a fluid pressure cylinder 25 for driving the clamp 28. And a welding mechanism 4 for joining the cut end of the strip-shaped metal material 5 to the end of the cut strip-shaped metal material 5 provided on one side of the table 2. And are the basic configurations of the device.

(Operation) The material joining device is designed so that, when the strip-shaped metal material is conveyed vertically to the pressing device or the like, the table is in the non-working position and does not hinder the conveyance of the strip-shaped metal material. ing.

Thus, when the strip-shaped metal material is near the end, the pressing device and the feeding of the material are stopped, and the table moves from the non-working position to the working position.

Then, the end portion of the strip-shaped metal material and the subsequent start portion of the new strip-shaped metal material are cut by the cutting device.

The strip-shaped metal material whose ends are cut has their cut surfaces joined by a welding device.

When the joining is completed, the table is moved from the working position to the non-working position, the pressing device is restarted, and the strip-shaped metal material is continuously supplied to the pressing device.

Embodiment An embodiment of the present invention will be described in detail below with reference to the drawings.

1 to 3 are a front view and a side view of a material joining device according to an embodiment of the present invention, which is composed of a frame body 1, a table 2, a cutting device 3, a welding device 4 and the like. ing.

The frame body 1 is installed and fixed in a vertical position in the vicinity of the lower side of the belt-shaped metal material 5 being conveyed, and is positioned on one side (rear side) of the belt-shaped metal material 5 being conveyed in the frame body 1. A table 2 which can be moved between a working position (solid line position in FIG. 2) and a non-working position deviating from one side (chain position in FIG. 2) is vertically movable. That is, table 2
Is slidably attached to a guide rail 6 arranged in a state perpendicular to the frame body 1 and in a direction orthogonal to the traveling direction of the strip-shaped metal material 5, and a fluid pressure cylinder or the like is provided between the frame body 1 and the table 2. It is possible to move up and down by interposing the drive device 7 consisting of. The stroke of the table 2 is such that the upper half of the table 2 is located at one side of the strip-shaped metal material 5 at a working position (solid line position in FIG. 2) and the table 2 is disengaged from one side of the strip-shaped metal material 5. The position (the position indicated by the chain line in FIG. 2) can be set.

The cutting device 3 is provided on the table 2 and has a function of cutting the end part and the start part of the two strip-shaped metal materials 5 in a vertical state so as to be uniform and straight. As shown in FIG. 6 to FIG. 6, the fixed blade 9 provided on the front support case 8 on the front surface of the table 2, the movable blade 11 provided on the rear support case 10 on the rear surface of the table 2 so as to be movable back and forth, and the strip-shaped metal material 5 It is composed of a clamp mechanism 12 and the like that can fix the.

Specifically, the fixed blade 9 is fixed to a fixed blade plate 13 provided on the front support case 8 so as to be movable and adjustable in the traveling direction of the strip-shaped metal material 5, and the fixed blade 9 is fixed to the lock bolt 14. By adjusting the fixed blade plate 13 with the position adjusting bolts 15, the band-shaped metal material 5 can be moved and adjusted in the traveling direction. Further, a gap 16 through which the strip-shaped metal material 5 can pass is formed between the fixed blade 9, the fixed blade plate 13, the upper half of the front support case 8 and the front surface of the table 2.

The movable blade 12 is mounted on the piston rod 18 of the hydraulic cylinder 17 which is horizontally fixed to the rear support case 10, and is mounted on the movable blade plate.
When the piston rod 18 is extended, the movable blade 11 protrudes forward from the band-shaped metal material 5 through the notch hole 20 formed in the table 2, and cooperates with the fixed blade 9 to move the band-shaped metal. It is designed to cut the material 5. The movable blade plate 19 is satisfactorily guided by the guide roller 21 and the guide body 22 provided on the rear support case 10 so that the movable blade 11 can move back and forth satisfactorily and accurately.

The clamp mechanism 12 is pivotally attached to the rear support case 10 so as to be swingable.
23, a fluid pressure cylinder 25 provided between one end of the arm 24 and the table 2, a tension spring 26 provided between one end of the arm 24 and the table 2, and a fixed blade. It is composed of a clamp 28 pivotally attached 27 to the other end of the arm 24 so as to face 9 and a hard rubber 29 attached to the end surface of the clamp 28. When the fluid pressure cylinder 25 extends,
The arm 24 rotates in a predetermined direction against the urging force of the tension spring 26, which causes the clamp 28 to move forward to move the clamp.
The strip-shaped metal material 5 is sandwiched and fixed between 28 and the fixed blade 9.

On the other hand, the welding device 4 has a function of joining the end portion and the start end portion of the strip-shaped metal material 5 in the vertical state cut by the cutting device 3, and the strip-shaped metal material 5 is attached to the support portion 30 on the front surface of the table 2. The welding torch 31 provided so as to be movable in the direction orthogonal to the traveling direction, that is, the up-down direction, and the front end of the table 2 so that the end and the start of the strip-shaped metal material 5 face the tip of the welding torch 31. It is composed of a pressing mechanism 32 and the like for pressing and fixing to.

Next, the operation will be described.

In the material joining device, the table 2 is in a non-working position below the strip-shaped metal material 5 when the strip-shaped metal material 5 is being conveyed vertically to a pressing device or the like. Therefore, even if the strip-shaped metal material 5 undulates back and forth during transportation, it does not collide with the cutting device 3, the welding device 4 or the like, and damage to the strip-shaped metal material 5 or damage to the device can be prevented.

On the other hand, when the strip-shaped metal material 5 is near the end, the pressing device and the feeding of the material 5 are stopped.

When the feeding of the strip-shaped metal material 5 is stopped, the drive device 7 moves the table 2 from the non-working position to the working position to bring the end portion of the strip-shaped metal material 5 into contact with the front surface of the table 2.

Then, the end portion of the strip-shaped metal material 5 is fixed by the clamp mechanism 12, and the end portion is cut uniformly and straight by the fixed blade 9 and the movable blade 11.

Next, a new strip-shaped metal material 5 is fed out from the uncoiler, its starting end is brought into contact with the front surface of the table 2, fixed by the clamp mechanism 12, and cut uniformly and straight by the cutting device 3.

The strip-shaped metal material 5 whose ends are cut is sent to the welding device 4 at its cut surface and fixed by the holding mechanism 32 so as to face the tip of the welding torch 31, and then the strip-shaped metal material 5 and the strip-shaped metal material 5 are fixed. It is bonded and fixed by an arc generated between it and the metal material 5.

When the welding is completed, the fixed state of the strip-shaped metal material 5 is released, and the drive device 7 moves the table 2 from the working position to the non-working position.

Finally, the pressing device is restarted, and the strip-shaped metal material 5 is continuously supplied to the pressing device.

The clamp mechanism 12 has a hard rubber 29 on the end face of the clamp 28.
Since it is attached, it is possible to satisfactorily press and fix the strip-shaped metal material 5 without damaging it. Also, fluid pressure cylinder
Since 25 is used, clamp for band-shaped metal material 5
The pressing force of 28 is also increased, and the material 5 can be securely and firmly fixed. Further, since the hydraulic cylinder 17 that moves the movable blade 11 back and forth is located behind the table 2, even if oil leaks from the hydraulic cylinder 17, the strip metal material 5 and each blade 9,
11 is not polluted, which is very convenient.

In the above embodiment, the table 2 has the guide rails 6
Although it is configured to move up and down by the driving device 7 and the like, the configuration for moving the table 2 is not limited to that of the above-described embodiment, and the table 2 is moved to the working position and the non-working position. If possible, the configuration is arbitrary.

(Effects of the Invention) As described above, the material bonding apparatus of the present invention can cut and weld the strip-shaped metal material being conveyed in a vertical state semi-automatically, so that speedup can be achieved and skilled work is not required. Can improve the accuracy and quality of the joint.

Further, since the table provided with the cutting device and the welding device is configured so as to be able to take a working position located on one side of the strip-shaped metal material and a non-working position deviated from the one side, the table is provided during transportation of the strip-shaped metal material. Even if the material undulates, it can be prevented from colliding with the cutting device or the like, and damage to the strip-shaped metal material or damage to the cutting device or the like can be prevented.

[Brief description of drawings]

FIG. 1 is a front view of a material bonding apparatus according to an embodiment of the present invention,
2 is a side view of the same, FIG. 3 is a plan view of the same, FIG. 4 is a cross-sectional plan view of the cutting device of the material bonding apparatus, FIG. 5 is a partially cutaway side view of the cutting device, and FIG. VI-VI in Figure 5
FIG. 7 is a front view of a conventional material coupling device, and FIG.
The figure is also a side view. 1 is a frame body, 2 is a table, 3 is a cutting device, 4 is a welding device, and 5 is a strip-shaped metal material.

Claims (1)

[Scope of utility model registration request] 1. A working position, which is provided on a frame body (1) so as to be vertically movable and is located on one side of a strip-shaped metal material (5) which is being conveyed in a vertical state, and is opposed to the strip-shaped metal material (5). A table (2) capable of taking a non-working position deviating from a working position to be operated; a fixed blade (9) provided on one side of the table (2)
And a movable blade (11) provided on the other side of the table (2) and a hydraulic cylinder (17) for driving the movable blade (11), and the movable blade is formed from a notch hole (20) formed in the table (2). (1
A cutting device (3) for respectively cutting the terminal end and the starting end of the strip-shaped metal material (5) in a vertical state by projecting (1); and a clamp (28) provided on the other side of the table (2). Fluid pressure cylinder (2) that drives the clamp (28)
5) and a clamp mechanism (12) formed by pressing and fixing the strip-shaped metal material (5) by a clamp (28); the strip-shaped metal material (5) provided on one side of the table (2) and cut. (4) Welding device for joining the end and the start of a wire
A material bonding apparatus comprising: