KR100883492B1 - Strip passing apparatus through the bridle rolls of a tension leveller - Google Patents

Abstract

The present invention relates to a bridle roll strip mailing device of a tension leveler, which is arranged in front and rear of the tension leveler in a plurality of directions so that the traveling path of the strip is formed in a zigzag and installed so that the sprockets are idle at both ends and at least one sprocket. 10 'is a bridle roll mounted to be driven by a drive motor if necessary; A plurality of rotation support shafts 54 arranged to be positioned at a lower side than the bridal roll and having sprockets 55 at both ends thereof; A chain (51) (52) coupled to the sprocket to form a caterpillar; A strip gripping part 60 fixed to the chains 51 and 52 to fix an end of the strip; And a plurality of sensors 81, 82, 83 mounted to sense the position of the strip fixed to the strip holding part 60 to control power transmission of the sprocket 10 ′ by the drive motor. It is configured to be included, to carry out the mailing operation with a minimum number of personnel to reduce the risk of safety accidents by hand and has the effect that can be quickly and simply performed by the mechanical device.

Tension leveler, bridal roll, mail order, sprocket, chain

Description

Strip passing apparatus through the bridle rolls of a tension leveller}

1 is a perspective view showing a whole bridle roll strip sheeting method of a tension leveler according to the prior art;

Figure 2 is a perspective view of the overall bridle roll strip plate of the tension leveler according to the present invention;

Figure 3 is a cross-sectional view showing the structure of the chain drive by the drive bridal roll of the present invention;

Figure 4 is a detailed view of the main part of Figure 3;

5 is a detailed block diagram showing a strip gripping portion which is a main part of the present invention.

※ Explanation of symbols about main part of drawing ※

B, B ': Bridal roll 10, 10': Sprocket

12: arc groove 26: sliding shaft

27a, 27b: magnetic clutch 28: support rod

30: power transmission port 32: power transmission rod

40: rotating link 42: pin

44, 46: link 45: grip                 

54: rotation support shaft 55: sprocket

60: strip gripping portion 62: top plate

64: lower plate 65, 67: projection

66: pressure plate 68: bolt

69: spring 110: lower body

120: upper body

The present invention relates to a bridle roll strip mailing device of the tension leveler, and more particularly, to carry out the mailing work with a minimum number of personnel to reduce the risk of safety accidents by manual operation and to quickly and easily It relates to a bridle roll strip mailing device of the tension leveler to be operable.

In general, a plurality of bridle rolls are installed at the front and rear of the tension leveler with respect to the direction of travel of the strip to zigzag the strip, and these bridle rolls are used to adjust the tension of the tension leveler side strip to a certain level. While helpful in maintaining, the path of the strip is zigzag, which makes mailing difficult.

That is, as shown in FIG. 1, the tension leveler is vertically lifted up and down by the vertical cylinder 112, and a plurality of rotating rolls 114 are provided on the lower main body 110 and the driving motor 122. The upper body 120 is provided by a plurality of rotary rolls (not shown) which are pivoted by and corresponding to the rotary rolls 114 of the lower main body 110, and a tension leveler with respect to the advancing direction of the strip S. A plurality of bridle rolls (B) are installed at the front and the rear of the strip to move the strips in a zigzag. The strips along the zigzag path formed by the bridle rolls (B) when the strip (S) is mailed It is very difficult to advance (S).

Therefore, in the related art, one end of the rope 130 is connected to the front end of the strip S, and the other end of the rope 130 is passed along the strip path between the bridal rolls B, and the rope is pulled by the manpower. The mailing was performed by pulling the 130.

However, such a conventional mail order work requires a large number of manpower and stops the operation of the equipment for a long time, which reduces productivity and the worker environment is directly performed in a narrow space under the facility. Not only was it very poor, but there was a problem that the risk of a safety accident was very high.

The present invention has been made to solve the above-mentioned problems, and the tension is made to perform a mail order operation with a minimum number of personnel to reduce the risk of safety accidents by manual operation and to perform a mail order quickly and simply by a mechanical device It is an object of the present invention to provide a bridle roll strip sheeting device of a leveler.

As a technical configuration for achieving the above object, the present invention is arranged in a plurality of front and rear of the tension leveler so that the traveling path of the strip is formed in a zigzag and installed so that the sprocket is idle at both ends and at least one Sprocket is a bridle roll mounted to be driven by a drive motor if necessary; A plurality of rotation support shafts disposed to be located at a lower side than the bridal roll and having sprockets at both ends; A chain coupled to the sprocket to form a caterpillar; A strip gripping part fixed to the chain to fix an end of the strip; And a bridle roll strip board of a tension leveler including a plurality of sensors mounted to detect a position of the strip fixed to the strip gripping part to control power transmission of the sprocket by the driving motor. .

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is a perspective view of the bridle roll strip plate of the tension leveler according to the present invention as a whole. The lower main body 110 is provided by a vertical cylinder 112 and is vertically lifted by a plurality of rotating rolls 114. ) And an upper body 120 which is pivoted by the driving motor 122 and has a plurality of rotating rolls (not shown) corresponding to the rotating rolls 114 of the lower main body 110. The approximate configuration in which a plurality of bridal rolls B are installed to move the strips zigzag in front and rear with respect to the strip S traveling direction is similar to the conventional one.

Sprockets 10 are respectively mounted to both sides of the bridal roll B so as to be idling, and one of the bridal rolls B is rotatably driven by a driving motor (not shown). The roll B 'will be described in detail with reference to FIG. 3 as follows.

That is, the rotation support shafts 20A and 20B provided at both ends of the bridal roll B 'are mounted to the bearing block 22 so as to be capable of idling, respectively, and each of the rotation support shafts 20A and 20B. The sprocket 10 'is rotatably mounted at a position between both ends of the bridle roll B' and the bearing block 22, and one side rotation support shaft 20A is connected to a driving motor (not shown) to drive rotation. The support rod 28 extending a predetermined length toward the hollow portion of the driving bridal roll B 'is fixed to the center portion of the one side rotation support shaft 20A. In addition, a through groove 24 is formed in the other side of the support shaft 20B along the longitudinal direction of the center, and one end of the through groove 24 extends to the hollow portion of the driving bridal roll B '. And the other end is mounted so that the sliding shaft 26 having a long length extending to the outside through the through groove 24 of the rotary support shaft 20B to slide along the longitudinal direction, Magnetic clutches 27a and 27b are mounted on the outer end and the outer end of the rotary support shaft 20B, respectively.

In addition, the sprocket 10 ′ is formed in plural so that the arcuate grooves 12 are spaced apart at regular intervals along the circumferential direction, respectively, on the surfaces of the portions facing both ends of the bridal roll B ', and the bridle Both ends of the roll B 'are provided with power transmission holes 30 coupled to the arcuate grooves 12 of the sprocket 10', if necessary, and the power transmission holes 30 are bridal. The sliding shaft 26 and the support rod 28 positioned in the hollow portion of the roll B 'are fitted to be slidable in the longitudinal direction, respectively, and these power transmission holes 30 are provided with the driving bridle roll ( The power transmission rods 32 elongated so as to penetrate the opposite ends of B ') and fit into the arc-shaped grooves 12, respectively, are integrally fixed.

In addition, the power transmission port 30 is configured to be movable in the longitudinal direction of the sliding shaft 26 and the support rod 28 by a link mechanism, the hollow portion of the driving bridal roll (B ') The central portion of the pivotal link 40 is pivotally mounted to the central portion via a pin 42, and one end of the first link 44 and the second link 46 is provided at both ends of the pivotal link 40. Each of these pins is rotatably connected. Semi-circular grippers 45 and 47 are provided at the other ends of the first link 44 and the second link 46, respectively. The power transmission holes 30 are respectively connected to each other so as to enable axial rotation.

The sprockets 10 and 10 'are equipped with chains 51 and 52 so as to follow the same path as the traveling path of the strip, and these chains 51 and 52 are the bridle rolls B and B'. It is installed so that the endless track is caught by the sprocket 55 provided to be able to idle at both ends of the plurality of rotary shafts 54 located at the bottom of the). Of course, the rotary shaft 54 is fixed to the installation frame.

In addition, the chains 51 and 52 are provided with a strip gripping portion 60 which is capable of gripping and stripping the strips. The strip gripping portions 60 have both ends at the chains 51 and 52. It is connected and provided, respectively, and has an upper plate 62 and a lower plate 64 of a long plate shape.

A predetermined space is formed between the upper plate 62 and the lower plate 64, and a pressure plate 66 in which pointed protrusions 67 are formed on a lower surface thereof is positioned at an upper portion of the space. Sharp projections 65 are also formed on the upper surface. In addition, the pressing plate 66 is connected to the lower end of the bolt 68 is inserted into the upper plate 62 so as to penetrate up and down, the bolt 68 is each by a spring 69, for example, a dish spring, etc. It is elastically supported downward.

In addition, a groove 62a penetrated up and down is formed in a central portion of the upper plate 62, and a cylindrical clamp 72 is located in the groove 62, and the clamp 72 is provided eccentrically. And an eccentric shaft 74 mounted on the upper plate 62 so as to be axially rotated, and the clamp 72 is provided with rotational power by a lever 76 formed to extend in a radial direction to receive the eccentric shaft 74. The outer circumferential surface is configured to be protruded further downward with respect to the lower surface of the upper plate 62 through the groove 62a by being rotated about the center.

In addition, the sensors 81, 82, 83 are installed in a plurality of places on the path where the strip gripping portion 60 is moved by the chains 51, 52, each of which is a strip gripping portion 60. ) Detects the state just before passing through the bridal roll to enter the tension leveler through the normal path, and detects that the strip gripping portion 60 is located between the rotation support shafts 54, and the strip gripping portion ( 60) detects a state just before passing through the bridal roll to enter the tension leveler through the reverse path.

The operation of the present invention having the above configuration will be described.

First, when the rear end portion of the preceding strip is located at the exit side, that is, the portion where the sensor 83 is mounted, and the traveling direction is to be made in the opposite direction to the normal direction, the lower body 110 and the upper body 120 Spaced apart from each other so that the strip gripping portion 60 does not interfere with each other, and then the magnetic clutches 27a and 27b, which are separated from each other, have different polarities and are coupled to each other.

At this time, while the magnetic clutch 27a is moved toward the driving bridal roll B ', the sliding shaft 26 connected thereto is also slid in the same direction, and the rotation connected to the end thereof by the movement of the sliding shaft 26 is performed. The link 40 is rotated about the pin 42.

That is, the first link 44 and the second link 46 connected to both ends thereof by the rotation of the rotation link 40 are moved toward both ends of the driving bridal roll B ', respectively. The power transmission rods 32 of the power transmission holes 30 coupled to the gripping holes 45 and 47 provided on the links and the second links 44 and 46 are arcuate grooves of the sprocket 10 '. 12) are fitted.

In this state, when the driving bridal roll B 'is driven to rotate, the chains 51 and 52 start the caterpillar motion in the direction of the arrow A. After a predetermined time, the strip gripping part 60 causes the sensor 83 When detected by, the driving of the driving bridal roll (B ') is stopped. Then, the rear end of the strip is coupled to the strip gripping portion 60, and this coupling is performed by inserting the rear end of the strip between the lower plate 64 and the pressure plate 66 and then applying a force to the lever 76 that has been laid down. 72 is rotated about the eccentric shaft 74, the outer circumferential surface of the clamp 72 is projected lower than the lower end of the upper plate 62 through the groove (62a) to lower the pressure plate 66 by The strip is firmly fixed between the bottom plate 64 and the pressure plate 66.

Of course, when the above operation is completed, the driving bridle roll (B ') is driven to continuously move the chains 51 and 52 in the direction of the arrow A coupled with the strip holding part 60. The strip can be passed through the path between the bridle rolls B and B 'toward the welder.

At this time, when the strip gripping part 60 is detected by the sensor 81, the driving of the driving bridal roll B 'is stopped and the strip gripping part 60 is connected to the strip gripping part 60. ), The chain 51, 52 is moved in the direction of arrow A by driving the driving bridle roll B ', and the strip gripping portion 60 is detected by the sensor 82. When the driving bridle roll B 'is stopped, the standby state is maintained for the next work in the initial state, and at the same time, the magnetic clutches 27a and 27b are separated from each other so that normal operation of the equipment can be performed. It allows you to meet certain conditions.

Next, if the rear end of the preceding strip is located at the inlet side, i.e., the portion where the sensor 81 is mounted, and has to be mailed with the traveling direction in the normal direction, the chain in the opposite direction to the above, that is, in the direction of arrow B The mailing operation of the strip is performed by moving the (51) (52), a detailed description thereof will be omitted.

As described above, according to the tension leveler bridle roll strip mailing device according to the present invention, by performing the mailing operation only by the personnel for fixing or separating the strip to the strip gripping portion, the risk of safety accident by manual operation is greatly reduced. In addition, it has the effect that the mail order operation is performed quickly and simply by the chain moved by the drive bridal roll.

Claims (3)

delete In order to form a zigzag strip, a plurality of sprockets 10 'are disposed at the front and the rear of the tension leveler so that the sprockets are idle at both ends, and at least one sprocket 10' is mounted to be driven by a driving motor if necessary. Throll; A plurality of rotation support shafts 54 arranged to be positioned at a lower side than the bridal roll and having sprockets 55 at both ends thereof; A chain (51) (52) coupled to the plurality of sprockets to form a caterpillar; A strip gripping part 60 fixed to the chains 51 and 52 to fix an end of the strip; And It includes a plurality of sensors (81, 82, 83) mounted to detect the position of the strip fixed to the strip holding part 60 to control the power transmission of the sprocket (10 ') by the drive motor. Become, The strip gripping portion 60, the upper plate 62 and the lower plate 64 and the upper plate 62 disposed above and below each other so that both ends are fixed and a predetermined space can be formed between each other. A pressing plate 66 disposed at a lower portion of the upper plate and elastically supported toward the upper side by a spring 69, and is mounted to the upper plate 62 so as to be axially rotatable through an eccentric shaft 74. Bridle roll strip mailing device of the tension leveler, characterized in that consisting of a clamp (72) protruding to the lower portion of the (62), and a lever (76) for rotating the clamp (72). 3. The sprocket 10 'according to claim 2 has an arcuate groove 12 formed at a plurality of places in the circumferential direction, and the sprocket 10' is mounted on a driving bridle roll B 'on which the sprocket 10' is mounted. A power transmission port 30 having a plurality of power transmission rods 32 that are forward and backward toward the sprocket 10 'and fitted into the groove 12, and the power transmission rod 32 and the bridal roll B And a magnetic clutch (27a) (27b) attached to each other by a power supply, respectively.

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