JPH0730167Y2 - Plate passing device for metal foil rolling machine - Google Patents

Description

[Detailed Description of the Invention] (Industrial field of application) The present invention relates to a rolling plate for automatically introducing a foil tip from a rewinding reel to a rolling mill for rolling an ultra-thin metal foil material such as aluminum or copper. Regarding the device.

(Prior Art) As a strip passing device for a metal foil rolling machine, since an ultra-thin metal foil material is guided between work rolls of the rolling machine to perform strip rolling, the tip of the foil material from the rewinding coil is sucked and held. A foil material pinch roller is provided in the guide device that guides forward on the pass line toward the work rolls, and a threading guide and bridle roller having an air blow function are arranged at the bottom of the pass line.
At the forward stroke end of the guide device, the foil material pinch roller confronts the bridle roll and holds the foil material tip between both rollers, and the foil material tip is introduced between the work rolls by driving at least one of the rollers. The applicant has previously proposed the technology (see Japanese Utility Model Laid-Open No. 1-10309).

(Problems to be Solved by the Invention) Although the prior art disclosed in the above publication is recognized as being useful, the so-called doubling rolling in which two metal foils are rolled in order to roll an ultrathin metal foil material. However, it was not possible to apply it because there are two rewinding coils. .

It is an object of the present invention to provide a sheet passing apparatus which can automatically pass a foil material even by doubling rolling and can reduce the production cost by one operator.

(Means for Solving the Problem) In the present invention, a rolling roll 1 is formed by stacking metal foils 2 and 3 wound around spools 8A and 9A of two rewinding reels 8 and 9 in the thickness direction thereof.
Before being introduced into the roll and rolled by the rolling roll 1, the tip portions 10 and 11 of the metal foils 2 and 3 wound around the spools 8A and 9A of the two rewinding reels 8 and 9 are put into the rolling roll 1 before being rolled. In order to achieve the above-mentioned object, the following technical means is taken in the plate passing apparatus of the metal foil rolling machine sent to.

That is, the present invention is the spool of the first rewinding reel 8 located on the side opposite to the rolling roll of the two rewinding reels 8 and 9.
First holding means 24 for holding the tip portion 10 of the metal foil 2 wound around 8A, and a rolling roll of the two rewinding reels 8 and 9 arranged on the rolling roll side of the first holding means 24. The second plate holding head 25 having the second holding means 25 for holding the front end 11 of the metal foil 3 wound on the spool 9A of the second rewinding reel 9 located on the side and the plate passing head 17 having the lower surface thereof, and the plate passing head. Vertical drive means 40 for moving 17 in the vertical direction, and horizontal drive means 18 for moving the threading head 17 above the rewinding reels 8 and 9 and in the vicinity of the rolling roll 1.
And are provided (Claim (1)).

Further, the present invention has the first roller 29 on the lower surface of the strip passing head 17 on the side opposite to the rolling roll of the first holding means 24, and at the position where the strip passing head 17 is moved to the vicinity of the rolling roll 1, A second roller 41 facing the first roller 29 and sandwiching the metal foils 10 and 11 therebetween, and rotating to feed the metal foils 10 and 11 to the second roller 41 or the first roller 29 to the rolling roll 1. It has a drive means (Claim (2)).

(Operation) According to the present invention according to claim (1), the first holding means 24 provided on the lower surface of the threading head 17 winds the spool 8A of the first rewinding reel 8 located on the side opposite to the rolling roll. The leading end portion 10 of the metal foil 2 thus held is held, and the plate passing head 17 is horizontally moved by the horizontal driving means 18 from the posture A to the posture C in FIG.

In posture C, the second holding means 25 holds the tip portion 11 of the metal foil 3 wound around the spool 9A of the rewinding reel 9 located on the rolling roll side, whereby the tip portions of the two metal foils 2 and 3 are held. The sheet passing head 17 is horizontally moved toward the rolling roll 1 by the horizontal driving means 18 while holding both 10 and 11.

By this horizontal movement, the two metal foils 2 and 3 are superposed in the thickness direction and introduced into the rolling roll 1. During the horizontal movement, the strip passing head 17 is erected by the vertical driving means 40. Then, the tip portions 10 and 11 of the two metal foils 2 and 3 are placed on the pass line L and fed into the rolling roll 1.

According to the present invention according to claim (2), the sheet passing head 17 is rolled while holding the tip portions 10, 11 of the two metal foils 2, 3 by the first holding means 24 and the second holding means 25. When moved to the vicinity of roll 1, the first roller 29 and the second roller are moved at this position.
When the two metal foils 2 and 3 are sandwiched by 41 and the roller driving means 36 is operated, the two metal foils 2 and 3 are introduced onto the rolling roll 1 on the pass line L in the thickness direction.

After the two metal foils 2 and 3 are stacked in the thickness direction and the tip portions 10 and 11 thereof are introduced into the rolling roll 1, doubling rolling is performed by the rolling roll 1, and the strip passing head 17 is positioned above the pass line L. Rolled roll 1 pulled up and ready for the next
Moved horizontally away from.

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

A rolling machine for rolling metal foils of aluminum, copper, etc. is equipped with a rolling roll 1 on this roll stand, and double-rolls two metal foils 2 and 3 which are introduced onto Pass Iran L and stacked in the thickness direction. .

The rolling roll 1 consists of upper and lower work rolls 4 and 5 and upper and lower backup rolls 6 and 7, and two rewinding reels 8 and 9
Tip parts of metal foils 2 and 3 wound on spools 8A and 9A
A sheet passing device 12 is provided in the rolling mill for feeding the steel sheet before rolling with the rolling roll 1.

The plate passing device 12 is provided with a carrier 15 having wheels 14A and 14B fitted to a horizontal traveling rail 13, and the carrier 15 rotates the wheels 14A by a forward / reverse rotation motor 16 so that the both rewinding reels 8 The horizontal driving means 18 is provided for reciprocally moving the strip passing head 17 over the upper parts of the rolls 9 and 9 and in the vicinity of the rolling roll 1.

On a carrier 15 which constitutes a part of the horizontal driving means 18, an upper portion of a threaded plate nose 19 formed in a substantially L shape in a side view is rotatably suspended by a pivot 20. The nose 19 is provided with a plate passing head 17 capable of moving in parallel in the vertical direction via a pair of left and right links 21 and 22 on the front and rear sides.

The threading nose 19 is attached to the pivot 20 by the telescopic cylinder 23.
With the fulcrum as the fulcrum, the tip of the nose can be freely swung in a forward descending posture and a horizontal posture.

The lower surface of the threading head 17 is provided with a first holding means 24 and a second holding means 25, both of which are air suction type in the embodiment, and the first holding means 24 has two rewind reels 8, It holds the tip portion 10 of the metal foil 2 wound on the spool 8A of the first rewinding reel 8 on the side opposite to the rolling roll of 9, ie, the side farther from the rolling roll 1, while the second holding means is provided.
The reference numeral 25 holds the tip portion 11 of the metal foil 3 wound around the spool 9A of the second rewinding reel 9 near the rolling roll 1. Both holding means 24, 25 are sucked as shown in FIG. Flexible hoses 24A, 25A connected to a suction member such as a blower
Equipped with suction boxes 24B, 25B at the tip of the suction box 2
The lower surface of 4B, 25B is provided with mesh suction ports 24C, 25C such as wire mesh.

It should be noted that one suction box 24B is fixed to the lower surface of the plate head 17, while the other suction box 25B is attached to the tip of the arm 27 mounted on the tip of the plate head 17 so as to be vertically swingable by the pivot 26. The extension cylinder 28 is swingable about the pivot 26 as a fulcrum, so that even if the coil diameter of the second rewind reel 9 is large or small, the tip portion 11
Can be surely adsorbed and held.

Further, the body head 17 has a pair of front and rear pinch rollers 29, 30.
Is rotatably supported by roller shafts 29A and 30A so as to be rotatable around the roller shaft center. Sprocket wheels 31 and 32 are mounted on the roller shafts 29A and 30A, and an endless chain 33 is wound between the wheels 31 and 32. The pinch roller 2 is provided by winding the chain 35 around the wheel 34A of the motor 34 mounted on the upper surface of the threading head 17 and the one wheel 31.
It is provided with a roller driving means 36 for rotationally driving 9,30.

Further, the threading head 17 provided at the tip of the threading nose 19 so as to be horizontally movable in the vertical direction by the links 21 and 22,
By pivotally supporting the lower end of the rod of the telescopic cylinder 39 pivotally supported by the pin 38 to the bracket 37 at the tip of the nose 19, the plate head 17 serves as the vertical driving means 40.

The leading end portions 10 and 11 of the metal foils 2 and 3 respectively held by the first holding means 24 and the second holding means 25 provided on the lower surface of the threading head 17 are placed on the pass line L in the vicinity of the rolling roll 1. As shown in Fig. 1, when it is loaded into the
17 is in a substantially horizontal position, and pinch rollers 29, 30 and bridle rollers 41, 42 face each other vertically and sandwich the tip portions 10, 11 which are stacked in the thickness direction, and by the operation of the roller driving means 36, Rolling the tip parts 10 and 11 1
Of the bridging rollers 41 and 42 at this time, a plate guide 43 is provided between the front and rear bridle rollers 41 and 42.

In addition, in FIG. 2, reference numeral 44 indicates a guide roller.

The operation of the embodiment of the present invention constructed as described above will be described. At the posture position A shown in FIG. 2, the first rewinding reel 8 passing plate nose 19 is set in the horizontal position and the metal foil tip portion 10
After being sucked and held by the first holding means 24, the plate head 17 is horizontally moved by the horizontal driving means 18 as shown by the arrow B, and then the plate nose 19 is actuated again to move the posture position of FIG. C is temporarily stopped, and the metal foil tip portion 11 of the second rewind reel 9 is suction-held by the second holding means 25.
In the process from position A to position C, the metal foil tip portion 10
Even if the coil diameter of the reel 9 is large or small, the suction port 25C can be corrected to the normal position by swinging the arm 27 by the expansion / contraction operation of the expansion / contraction cylinder 28.

The first holding means 24 and the second holding means 25 make the metal foil tip portion.
While holding 10 and 11, the strip passing head 17 is moved from the posture position C to the position D near the rolling roll 1 as shown by the arrow E. In this moving process, the strip passing nose 19 is moved to the telescopic cylinder.
By the operation of 23, by horizontally moving in a state of standing from the forward tilted posture to the horizontal posture, the metal foil tip portions 10 and 11 are aligned with the pass line L on the guide roller 44 and overlapped in the thickness direction. It is delivered from reels 8 and 9.

When the threading head 17 reaches the position D, the pinch rollers 29, 30 face the bridle rollers 41, 42 as shown in FIG. 1, and the threading head 17 can be moved in parallel to the threading nose 19 by the links 21, 22. Since it is supported, the vertical drive means 40
When the pressing force is applied, the pinch rollers 29, 30 are evenly pressed by the bridle rollers 41, 42, and the tip end portion 10,
11 is clamped on the pass line L. This fine adjustment of the clamping force is easy because the plate head 17 is moved up and down.

Therefore, when the roller driving means 36 is operated after releasing the holding force (suction force) of the first holding means 24 and the second holding means 25, the tips sandwiched by the pinch rollers 29, 30 and the bridle rollers 41, 42. The parts 10 and 11 are fed onto the pass line L of the rolling roll 1.

After the tip portions 10 and 11 have been fed into the rolling roll 1 by a predetermined length, the plate passing head 17 is raised and retracted to the old position, while the doubling rolling is performed by the rolling roll 1.

In the above embodiment, the pinch roller 30 and the bridle roller 42 can be omitted by stretching the threading guide 43 toward the rolling roll 1 or the like. Therefore, the pinch roller 29 and the bridle roller 41 can be omitted. You just need to have it. However, by using the roller structure shown in the embodiment, the passing of the plate becomes easy and accurate. Further, instead of driving the pinch roller (first roller) 29, the bridle roller (second roller) may be driven.

Further, the holding means 24, 25 is not limited to the suction type of the embodiment, and may be a mechanical clamper as long as it can hold and release the metal foil.

(Advantages of the Invention) The present invention is as described above, and according to the present invention according to claim (1), the leading end portions of the metal foils wound on the two rewinding reels are rolled before rolling. You can do doubling rolling after sending while doubling to the roll,
It is effective for rolling such as ultra-thin foil which may be broken during rolling, and is also advantageous for coloring metal foil.

Further, in the present invention according to claim (2), the automatic threading of the foil tip portion at the time of doubling rolling by the rolling roll can be performed more reliably and accurately.

Therefore, the foil material can be automatically threaded even in the doubling rolling, and one operator can operate it, which can be expected to reduce the production cost.

[Brief description of drawings]

The drawings show an embodiment of the present invention, FIG. 1 is a vertical cross-sectional view of a main portion, and FIG. 2 is an overall vertical side view showing an operating condition. 1: Rolling roll, 2,3 …… Metal foil, 8,9 …… Rewind reel,
8A, 9A ... Spool, 10,11 ... Tip, 17 ... Thread head, 18 ... Horizontal driving means, 24 ... First holding means,
25 …… second holding means, 29 …… first roller, 40 …… vertical driving means, 41 …… second roller.

Claims (2)

[Scope of utility model registration request] 1. A rolling roll (1) in which metal foils (2) and (3) wound around spools (8A) and (9A) of two rewinding reels (8) and (9) are stacked in the thickness direction. And the metal foil (2) (3) wound around the spools (8A) (9A) of the two rewinding reels (8) (9) before being rolled into the rolling roll (1). In the plate passing apparatus of the metal foil rolling machine for feeding the tip portions (10) and (11) of (1) to the rolling roll (1), the rewinding reels (8) and (9) are located on the side opposite to the rolling rolls. Spool (8) of the first rewind reel (8)
A first holding means (24) for holding the tip (10) of the metal foil (2) wound around (A), and two rewinding devices arranged on the rolling roll side of the first holding means (24). Reel (8)
Second holding means (25) for holding the tip portion (11) of the metal foil (3) wound on the spool (9A) of the second rewind reel (9) located on the rolling roll side of (9). And a vertical driving means (4) for moving the plate passing head (17) in the vertical direction.
0) and a horizontal driving means (18) for moving the strip passing head (17) over the both rewinding reels (8) and (9) and in the vicinity of the rolling roll (1). Plate passing device for metal foil rolling machine. 2. A first roller (29) is provided on the lower surface of the strip passing head (17) on the side opposite to the rolling roll of the first holding means (24), and the strip passing head (17) has a rolling roll (1). ) Has a second roller (41) facing the first roller (29) at a position moved to the vicinity thereof and sandwiching the metal foil (10) (11) therebetween, or the second roller (41) or First roller (2
9. The strip passing device for a metal foil rolling machine according to claim 1, characterized in that 9) has a rotation driving means for feeding the metal foil (10) (11) to the rolling roll (1).