JPH09328105A - Hoop iron drawer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve workability of a hoop iron drawer which winds around and draws an article using a hoop iron by making it possible to seal with a seal metal fitting after the completion of drawing with the band iron enabled to wind easily by fixing the hoop iron tip from a widthwise direction making its upper part clear. SOLUTION: On this band metal drawer a swinging member which swings in the widthwise direction of a hoop iron by the turning of a handle is mounted on a swinging base 10. On the swinging member a mobile claw 20 which holds the hoop iron in its widthwise direction is mounted movable up and down. A convex part 23 is formed in the lower face of the mobile claw 20 to be inserted in the upper face concave part 25 of the swinging base 10 and a clamping convex part 26 is formed on the outside edge. When not at work, the holding and fitting convex part 26 of the mobile claw 20 is positioned below the upper face of a hoop iron placing part 27 of the swinging base 10, and when at work after the lever is rotated, the mobile claw 20 is pulled in the widthwise direction to pull up the lower face convex part from the concave part 25 to displace the holding convex part at the outside edge over the hoop iron placing part 27 of the swinging base 10 and then press, clamp the hoop iron in the fixing claw 28 of the main body.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a band iron tightening machine in which a band iron is wound around an object and tightened, and a stopper is pressure-bonded to a stack end by a pressure crimping tool.

[0002]

2. Description of the Related Art Next, a conventional band tightening machine will be described with reference to FIG. A fixed base 100 is a pinion 102 that is rotated by a lever 101, a stopper 103 that allows the pinion 102 to rotate in only one direction, and a band claw 104.
And are swingably attached. Reference numeral 105 denotes a slide base, which is attached with a rack 106 that meshes with the pinion 102 and a band-clamping pawl 107, and the rack 106 is fixed to the fixed base 1.
00 through the through hole 108. The pressing claw 104 presses and fixes the band iron to the base portion 109 when rotating in the clockwise direction of the arrow, and can freely rotate in the counterclockwise direction. The presser pawl 107 presses and fixes the band iron on the slide base 110 when rotating counterclockwise as indicated by the arrow, and is freely rotatable when rotating clockwise. A cavity portion 112 is formed in parallel with the pressing lower surface 111 so that the band iron is inserted therethrough.

Next, the method of use will be described. As shown in FIG. 11, the strip iron tightening machine is placed on the object 114,
Hold one end of the band iron 115 wound around the outer circumference of the claw 107 and push the claw 107 in the direction opposite to the arrow to float it upward and insert it from the right side.
The tip is projected about 5 cm, and the holding claw 107 that inserts the seal fitting 116 is released to lock the band iron 115. Next, the band iron 115 is wound around the object 114 in the clockwise direction, the other end is inserted into the seal fitting 116, and the hollow portion 11 of the holding claw 107 is inserted.
2. Press the holding claw 104 of the fixing base 100 through the direction 2 in the direction opposite to the arrow to float it, insert it, and release the hand to lock. Then
The rack 10 is rotated only when the lever 101 is rotated to rotate the lever 101 downward due to the engagement between the rack 106 and the pinion 102.
6 is slid to the left of the arrow, and the shorter strip iron 115 is pulled to the left and tightly wound around the tightening object 114. Next, the seal fitting 11 is attached by the clasping tool 120 as shown in FIG.
6 is pressed and fixed and sealed.

[0004]

In the above-mentioned prior art, since the band iron is inserted into the narrow cavity formed above the fixed short band iron, the band iron is difficult to bend and is inserted. It is difficult to insert the seal metal fittings into the band iron beforehand, and the tip of the band iron fixed to this seal metal fitting must be inserted, so the workability is poor, and there is a gap between the polymerized band irons during sealing. There was a problem that it was difficult to do.

[0005]

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems, and a pinion that rotates in one direction by a lever is attached to a fixed base, and a rack that meshes with the pinion is attached to a slide base. The holding claws are arranged on the fixed table and the sliding table, the band iron is passed through the pressing claws of the sliding table and wound around the object, the band iron is locked to the pressing claws of the fixed table, and the lever is rotated. In a band iron tightening machine in which the sliding base is slid by operation to tighten the band, and the overlapping end is integrally fixed by the seal fitting, the handle is rotated on the sliding base in the band width direction. A sliding member that slides is attached, a moving claw that holds the band iron width direction is attached to the sliding member so that the moving claw can be vertically swung, and a protrusion is formed on the lower surface of the moving claw to form a sliding table. The fitting protrusions are formed on the outer edges so that they can fit in the recesses on the upper surface, and the fitting protrusions of the moving claw slide when not operating. When the lever is turned, the movable claw is pulled in the width direction during operation to pull the lower surface protruding part out of the recessed part, and the outer end holding pin is mounted on the sliding table. It is characterized in that it is displaced upward from the portion and the band iron is pressed and attached to the fixed claw of the main body.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A first embodiment of the present invention is shown in FIG.
A detailed description will be given based on the embodiment shown in FIGS. Reference numeral 1 denotes a fixed base. A pinion 3 that is rotated by a lever 2, a stopper 4 that allows the pinion 3 to rotate in only one direction, and a holding claw 6 of a band iron 5 are swingably attached by a pin 7, When rotated in the counterclockwise direction, the pressing claw 6 is locked to the base 8 and is prevented from rotating. Reference numeral 9 is a through hole into which a rack of a slide table described later is inserted. This structure is the same as the conventional structure. Reference numeral 10 denotes a slide base of the present invention, in which a rack 11 is horizontally provided so as to project horizontally, and is inserted into a through hole 9 of the fixed base 1 so as to mesh with the pinion 3.
A lateral hole 12 is formed in the sliding base 10, a sliding body 13 is inserted therethrough, one side projects from the rear part of the sliding base 10, and a cam groove 15 is formed on the upper surface of the protruding part 14. Reference numeral 16 is a rotating body attached by a shaft 17 above the protruding portion 14, and 18 is a lever,
Reference numeral 9 denotes a cam plate that is inclined with respect to the axial direction of the sliding body 13. The lower outer periphery of the cam plate is fitted in the cam groove 15, and the rotation of the lever 18 causes the cam plate 19 to rotate in the cam groove 15 to form a sliding body. 13 is slid back and forth. A moving claw 20 is attached to the tip of the sliding body 13 by a pin 21 so as to be able to rotate up and down. The moving claw 20 is fitted into the groove 31 of the flat steel plate mounting portion 27 on the front side of the sliding base 10, and the sliding body is moved. 13 is always urged downward by a spring 22 on the front surface, and when not in operation, a protrusion 23 on the lower surface of the moving claw 20 is fitted in a recess 25 formed on the bottom surface of the groove 31. Reference numeral 28 is a fixed claw that presses the other side of the band iron pushed by the moving claw 20, and unevenness 29 is formed on the surface, and unevenness 30 is also formed on the inner surface of the clamping projection 26 of the moving claw 20. As shown in FIG. 5, a protrusion 23 'may be provided below the tip of the moving claw 20 so as to be fitted into the groove 31' notch 25 '.

Next, the operation will be described. The apparatus of the present invention is placed on the object 32 to be tightened with the band iron as shown in FIG. 7, the tip of the band iron 5 is placed on the band iron placing portion 27 of the slide table 10 from the left side, and the tip is moved forward. Then, the seal fitting 116 is inserted. Then, the lever 18 is rotated to rotate the oblique cam plate 19
6 rotates in the cam groove 15 and pulls the sliding body 13 and the moving claw 20 to the front, the protrusion 23 comes out of the recess 25 and rotates upward around the pin 21 as shown in FIG. Presses and fixes the outer side of the band iron 5 to the inner fixing claw 28. Then, the band iron 5 is wound counterclockwise, and the holding claws 6 of the fixed base 1 are wound.
Is rotated clockwise to pass through the space between the presser pawl 6 and the base 8, is inserted into the seal fitting 116, and is pulled outward through the space on the band iron fixed to the slide base 10. When the lever 2 of the fixed base 1 is swung left and right in this state, the rack 11 is pulled to the right of the arrow only when the lever 2 is rotated downward by the pinion 3 and the stopper 4. Since the slide base 10 integrated with the rack 11 pulls the fixed band iron 5 in the right direction of the arrow, the band iron 5 is tightened by the object 32. After the tightening is completed, the seal fitting 116 is fitted onto the overlapping end of the band iron 5 from above, and the fastener 120 shown in FIG. Next, the lever 18 of the slide base 10 is rotated to loosen the moving claw 20, the holding claw 6 of the fixed base 1 is floated, the band iron tightening machine is removed from the object 32, and the excess band iron is cut to finish. As shown in FIG. 8, the fixed base 1 is oriented in the opposite direction to that of the first embodiment, the band iron 5 is also wound in the opposite direction, and the handle of the fixed base is rotated to move the slide base 10 in the left direction of the arrow. You may make it a structure to pull and wind a band iron and tighten it.

[0008]

According to the present invention, since the space above the strip iron placing portion of the slide table is a space, the strip iron can be easily wound, and the tightened strip iron overlapping portion has a small gap, so that after the tightening is completed. Since the sealing metal fittings can be put on the overlapped portion from above and sealed, workability is extremely good as compared with the case where the conventional device is used.

[Brief description of drawings]

FIG. 1 is a front view of one embodiment of the present invention.

FIG. 2 is a front view of the sliding table body of FIG.

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is a plan view of the sliding body and the moving claw of FIG.

FIG. 5 is a side sectional view of another embodiment of the sliding body.

FIG. 6 is a front view of the lever of FIG. 3 when rotated.

FIG. 7 is a front view of the present invention when in use.

FIG. 8 is a schematic view of another embodiment of the present invention in which winding is explained.

FIG. 9 is a front view of a seal fitting.

FIG. 10 is a front view of a sealing metal fitting used in the present invention.

FIG. 11 is a front view of the conventional band iron tightening machine when in use.

[Explanation of symbols]

 1 Fixed Base 2 Lever 3 Pinion 4 Stopper 5 Band Iron 6 Presser Claw 7 Pin 8 Base 10 Sliding Base 11 Rack 12 Side Hole 13 Sliding Body 15 Cam Groove 19 Cam Plate 20 Moving Claw 23 Projection 25 Concave 26 Recessing Projection Part 27 Band iron mounting part 28 Fixed claw

Claims (1)

[Claims] 1. A pinion that rotates in one direction by a lever is attached to a fixed base, a rack that meshes with the pinion is attached to a slide base, and presser pawls are provided on the fixed base and the slide base, and a band iron Pass through the holding claw of the slide base and wind around the object, lock the band iron on the holding claw of the fixed base, and slide the slide base by the rotation of the lever to tighten the strip, In a band iron tightening machine in which the seals are integrally fixed with each other, a sliding member that slides in the band width direction by the rotation of the handle is attached to the sliding base, and the sliding member is attached to the sliding member in the band width direction. The movable claw that holds the movable claw is attached so as to be able to swing up and down, a protrusion is formed on the lower surface of the movable claw so that the movable claw can be fitted in the concave portion on the upper surface of the slide base, and the claw protrusion is provided on the outer end. Formed and moved during non-operation Claw sticking protrusion is positioned below the upper surface of the iron mounting portion of the slide table, and the lever is rotated to move during operation Pulling the claws in the width direction, pulling up the lower surface protrusions from the recessed parts, the holding protrusions at the outer ends are displaced above the band iron mounting part of the slide table, and the band iron is pressed and fixed to the fixed claws of the main body. A band iron tightening machine characterized by that.