JPS6322011Y2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a width adjusting device that aligns wire rods horizontally on a wire rod transfer section in order to bundle and cut a plurality of wire rods on a circular saw machine.

In the case of conventional circular saws for cutting wire rods, the wire rod
Normally, wire rods are fed and cut one by one using an autoloader, but when cutting multiple wire rods in a bundle at the same time, they must be fed manually, which is time-consuming and requires a stable supply. This caused problems in terms of cutting accuracy, productivity, processing costs, etc.

The present invention was made in order to solve the above-mentioned conventional problems, and it is possible to create a bundled state when supplying a plurality of cutting wires in a bundled state to the cutting machine main body,
Moreover, the present invention provides a width adjusting device that can be applied to wire rods having different diameters.

Hereinafter, the present invention will be explained based on illustrated embodiments.

FIG. 1 shows the entire circular saw machine, in which 1 is a cutting machine body having a saw blade 2, a driving section 3, a constant feed and clamping section 4, a control mechanism section 5, a cut material receiving section 6
Equipped with. Reference numeral 7 denotes an autoloader section that is mounted on supports 8, 8 and connected at one end to the cutting machine main body, and is placed at regular intervals on a horizontally arranged frame 9.
Carrying guide portions 10, 10, . . . are provided at 10 locations.

As shown in FIG. 2, each carry-in guide section 10 has a vertical mounting frame 11 whose upper part is branched back and forth, and a slide pin 12a and a slide groove 12b are fitted into the upper part of the front frame section 11a. A slide plate 14 is attached thereto, which is movable along the inclined direction toward the rear frame portion 11b and fixed at a required position by the tightening action of the lock lever 13. This slide plate 14
A vertical guide shaft 15a is fixed to the side facing the rear frame portion 11b, and a carry-in guide plate 16 is fixed to the top thereof so as to be higher toward the rear frame portion 11b.

On the other hand, a wire rod mounting plate 17 is fixed to the top of the rear frame part 11b and is inclined downward toward the front frame part 11a, and a vertical guide shaft 15b is fixed to the side facing the front frame part 11a. Furthermore, a lower roller 18 constituting the wire transfer section A is pivotally attached to the lower end of the guide shaft 15b via a horizontal support shaft 18a. Therefore, between the guide shafts 15a and 15b, a slit-shaped passage 20 is formed in which the round rod-shaped wire rod 19 carried and placed on the wire rod mounting plate 17 rolls under its own weight and falls down as shown by the dashed line in the figure. There is. The width of this passage 20 and the interval between the wire rod placement plate 17 and the carry-in guide plate 16 can be arbitrarily set according to the diameter of the wire rod 19 by adjusting the position of the slide plate 14. It is read by a scale plate 21 fixed to the sliding contact portion between 11a and the slide plate.

On the other hand, as shown in FIGS. 3 and 4, pivot shafts 22a, 22b, 22c are provided passing through the lower part of the vertical frame 11 of each carry-in guide part 10, and among all carry-in guide parts 10, 10... Round shaft-shaped first movable stoppers 23 that slide horizontally on the front frame portion 11a of the vertical frame 11 are attached at three locations, and second movable stoppers 23 are attached to the sides of each carry-in guide portion 10. 24 is installed.

The first movable stopper 23 has an engaging pin 25b that is provided on its circumferential surface and protrudes from a guide groove 25a of the front frame portion 11a, and is regulated by a U-shaped groove 25a at the tip of a rotating plate 26 fixed to a rotating shaft 22a. When advanced, the tip 23a passes through the lower side of the slit-like passage 20 and fits into the fitting hole 27 bored in the rear frame portion 11b.
Therefore, under the above-mentioned advancing posture, the slit-like passage 20
The first movable stopper 23 prevents the wire rods 19... from falling into the wire rod transfer section A, and the wire rods 1
9... are stacked vertically on the stopper 23 in the passage 20 in a standby state.

As shown in FIG. 5, the second movable stopper 24 includes a mounting member 28 whose base end 28a is fixed to the pivot shaft 22b by tightening via a bolt 28c, and an upper end which is fitted onto an upper guide shaft 28b of the mounting member 28. It consists of a cylindrical member 29 equipped with a stopper pawl 29a at the top thereof, and is tilted and displaced in a vertical plane between a retreated position shown by a dashed line in FIG. Thus, the stopper pawl 29a is configured to enter between the lowest wire rod 19 and the next wire rod 19 waiting in the slit-like passage 20 in its advanced position.

The cylindrical member 29 has an inner end of a pin 30a protruding in the inner and outer directions on its side surface fitted into a slide groove 30b provided in the guide shaft 28b of the mounting member 28, so that the inner end of the pin 30a protrudes in the inner and outer directions on the side surface of the cylindrical member 29. By this movement, the height of the stopper claw 29a is adjusted according to the diameter of the wire rod 19. That is, a rotary handle 32 is pivotally attached to each column 8 position of the frame 9 via a mounting plate 31, and a horizontal shaft body 34 whose one end is pivoted to a connecting piece 33 fixed to a pivot shaft 22c.
The shaft end 32a of the handle 32 is screwed onto the other end, and the pivot shaft 22c has a U-shaped groove 35a at the outer end of the pin 30a of each second movable stopper 24.
An engaging piece 35 that engages with is fixed, and when the rotating handle 31 is rotated, the cylindrical member 29 is moved relative to the guide shaft 28b depending on the degree of threading between the shaft end 32a and the horizontal shaft 34. Slides up and down. On the other hand, 36
is a positioning pin mounted on the guide cylinder 36a so as to be horizontally slidable;
6a and the cylindrical member 28 via a connecting rod 36b, the height of the tip is set to be the same as the tip of the stopper claw 29a. Therefore, when adjusting the height of the stopper claw 29a, the height of the stopper claw 29a can be confirmed by pushing the positioning pin 36 from the rotary handle 32 side, which is easy to see, and approaching the wire rod 19 in the standby state. After confirming the position, the spring 36c automatically returns to its original position.

The carry-in guide section 10 provided with the first movable stopper 23 has a mounting block 37 and a mounting plate 37.
a) is fixed so as to protrude laterally,
The mounting block 37 is provided with a first movable stopper 2
A sliding pin 38 parallel to the slidable plate 43 passes through the slidable plate 43, and a front piece of a support member 39 having a generally upward U-shape is screwed and fixed to the rear end of the support member 39. A width adjustment block 40 is disposed on the support member 39 via a connecting pin 41 which passes through the rear end piece of the support member 39. A link plate 40 is connected to the front end of the sliding pin 38 via a bolt 42a.
2 is fixed, and a guide pin 43 fixed to the end of the first movable stopper 23 is aligned with the outer end 23b of the first movable stopper 23.
The fitting hole 23c is slidably inserted into the fitting hole 23c.
Reference numeral 8a denotes a stopper ring fixed to the sliding pin 38 for restricting its stroke, 44a denotes a return spring interposed between the mounting block 38 and the support member 39, and 44b denotes a jamming prevention spring.

In the above configuration, in order to carry the wire rods 19 into the transfer section A, first, as shown in the first figure, the raised edge 17 formed on the mounting plate 17 of the carry-in guide section 10a closest to the cutting main body 1 is used as a reference. Then, the wire rods 19 are sequentially placed on the placement plate 17 across each carry-in guide section 10 while aligning one end position. The placed wire rod 19 rolls under its own weight and falls into the slit-like passage 20 in a horizontal position. At this time, by keeping the first movable stopper 23 in the forward position as shown in FIG. In the passage 20, the wire rods 19 are stacked one on top of the other. At this point, the second movable stopper 24 is driven forward to move the stopper claw 29a between the lowest wire rod 19a and the next wire rod 19b of the stacked wire rods 19. 1 movable stopper 23
is retracted by driving the pivot shaft 22a. By this operation, the lower end of the passage 20 is opened, but only the lowest wire rod 19a falls into the transfer section A and is placed on the lower roller 18 because the stopper claw 29a is pushed in. Next, the first movable stopper 23
The driving force of the pivot shaft 22a is transmitted to the sliding pin 38 by the outer end 23b coming into contact with the interlocking plate 42, and the sliding pin 38, the support member 39, and the width shifting block 40 are integrally moved to the first movable stopper. 23, and the fallen wire rod 19a is pushed forward from a position directly below the passage 20 by the width adjusting block 40 and moved. At this time, the wire rod 19c, which had already been positioned laterally on the lower roller 18 in the previous operation, is pushed by the wire rod 19a moved by the width adjustment block 40 and moves further forward. When one width adjustment is completed in this way, the first movable stopper 23 returns to the advanced state shown in FIG. It returns to its original position by the accumulated force of 44a. At this point, by driving the second movable stopper 24 away, the first movable stopper 24
A wire rod 19 is placed on top of the wire rod 3. Therefore, by repeating the above-mentioned operation a plurality of times, the plurality of wire rods 19 are aligned on the lower roller 19 of the transfer section A and are arranged in parallel in the horizontal direction.

As shown in FIG. 9, the plurality of wire rods 19 arranged in parallel with their widths aligned as described above are connected to the pinch roller 46a mounted on the movable block 45a and the fixed block 4.
It is pinched from both sides by the pinch roller 46b attached to the tilting movement block 47.
The motors 49a, 4 are restrained and clamped from above by an upper regulating roller 48 mounted on the motors 49a, 4.
By rotationally driving both pinch rollers 46a and 46b at 9b, it is transferred to the main body of the cutting machine, and thereafter, clamping, feeding to a fixed size, and cutting are performed on the main body 1 in the same manner as a general circular saw machine. In addition, 50 is a cylinder for driving the movable block 45a, 51 is a cylinder that fixes the tilting moving block 47 to the end of the rod 51a and moves it tilting along the guide bar 51b.
52 is an upper regulating roller 48 including the cylinder 51;
The screw shaft supporting the entire part, 52a is the screw shaft 5
This is an adjustment handle that adjusts the height of the upper regulating roller 48 by rotating 2.

Wire rods to which the width adjusting device of the present invention can be applied include wire rods having a polygonal cross section and pipe shapes other than the round bar shape shown in the above-mentioned embodiments, but wire rods having an outer shape closer to a circular shape are more suitable. Moreover, the installation positions and the number of installations of the first and second movable stoppers, width adjusting mechanism, pinch rollers, etc. in the wire rod transfer section can be variously changed, and furthermore, the slit-like passage may be inclined.

As described above, the width adjustment device for cutting wire rods in a circular saw machine according to the present invention has multiple slit-like passages above the wire rod transfer section connected to the cutting machine main body, through which the wire rods to be carried in pass in a horizontal position. a first movable stopper which is formed in the passageway and extends to a position at the bottom of the passageway or a side thereof so that the wire rods are kept in a stacked state in the passageway; A second movable stopper that enters and allows only the lowest wire rod to fall when the first movable stopper retracts; and a second movable stopper that moves horizontally forward the wire rod that has fallen onto the transfer section when it retracts in conjunction with the first movable stopper. A width adjusting member is provided. Therefore, according to the present invention, by repeating the movement operation using the width adjusting member multiple times, it is possible to arrange multiple wire rods in parallel on a plane without overlapping at the transfer section, and clamp them in the parallel state. The cutting process can be transferred to the main body of the cutting machine and cut into bundles, which greatly improves the cutting processing speed compared to conventional automatic single-line feeding. Since the cutting machine can be transferred to the main body of the cutting machine in a state without any disturbance such as overlapping, clamping on the main body becomes easy and reliable, and cutting accuracy is improved.

In addition, in the present invention, since one member constituting the slit-like passage is movable in the front-back direction perpendicular to the transfer direction of the wire rod transfer section, the width of the passage can be adjusted according to the diameter of the wire rod. Therefore, even if the wire rods have different diameters, it is possible to always have a plurality of wire rods stacked vertically and in a standby state without disturbance in the passage, and the second movable stopper can be adjusted in the vertical position. , it is possible to accurately insert the stopper between the lowest wire rod and the next wire rod in accordance with the diameter of the wire rod in the standby state,
Malfunctions and inoperability can be reliably prevented.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention; Fig. 1 is a perspective view of the entire circular saw machine, Fig. 2 is a side view of the main part of the wire carrying guide section, and Fig. 3 is a part of the width adjustment device. Cross-sectional side view, Figure 4 is the same front view, Figure 5 is the second view.
A side view of the movable stopper portion, FIGS. 6 to 8 are side views of essential parts sequentially explaining the width adjustment operation, and FIG. 9 is a side view showing the clamp and transfer mechanism in the transfer section. 1... Cutting machine main body, 15a... Guide shaft (member on one side), 19... Wire rod, 19a... Lowermost wire rod, 19b... Next wire rod, 20... Slit-shaped passage, 23... Number 1 movable stopper, 24...second movable stopper, 40...width shifting block (width shifting member), A...wire rod transfer section.

Claims (1)

[Scope of utility model registration request] A plurality of slit-like passages are formed above the wire rod transfer section connected to the main body of the circular saw cutting machine, through which the wire rods to be carried in pass in a horizontal position, and one side of the passage is connected to the transfer section of the transfer section. a first movable stopper that is movable in the front-rear direction perpendicular to the direction and moves the wire rods to a lower part of the passageway or a position on a side thereof to wait in a stacked state in the passageway; and a wire rod located at the lowest position in the stacked state. A second movable stopper that enters between the next wire rods and allows only the lowest wire rod to fall when the first movable stopper retracts, and a wire rod that falls onto the transfer section when the first movable stopper retracts in conjunction with the first movable stopper. A wire rod for cutting in a circular saw machine, which is provided with a width adjusting member that horizontally moves the wire rods forward in a horizontal direction to align a plurality of wire rods in a plane on a wire rod transfer part, and in which the second movable stopper can be adjusted in vertical position. width adjustment device.