KR102415624B1 - Hexagonal bar straightness inspection system - Google Patents

Abstract

The present invention relates to a hexagonal bar straightness inspection system, and more particularly, a waiting unit for waiting a hexagonal bar for inspection, an inspection unit for positioning a hexagonal bar mounted on the waiting unit to measure a straightness state, and the inspection unit A good product storage unit for accommodating the hexagonal rods inspected in the , a defective product storage unit for accommodating the hexagonal rods inspected by the inspection unit, a supply unit for supplying the hexagonal rods to the waiting unit, and the hexagonal rods of the waiting unit as the inspection unit It includes a transmission unit for moving, and a discharge unit for discharging the hexagonal bar inspected by the inspection unit into any one of the good product storage unit and the defective product storage unit.
According to the present invention as described above, the supplied hexagonal bar is measured from multiple angles, and by displacing the position of the hexagonal bar and measuring a plurality of times, the degree of bending and distortion can be precisely measured.

Description

Hexagonal bar straightness inspection system

The present invention relates to an inspection system, and more particularly, by irradiating a laser of a certain width with a hexagonal rod from a plurality of angles, and displacing the hexagonal rod and measuring and comparing a plurality, the degree of bending and distortion can be precisely confirmed It relates to a hexagonal bar straightness inspection system that can improve reliability.

In general, long-formed wire rods are bent or twisted during the manufacturing and transportation process, and are shipped through a defect test.

As disclosed in Public Utility Model Publication No. 20-2008-0001558, in the conventional defect test method, most testers directly perform manual inspection with the naked eye, and in this case, a wire rod rotating device and a dial gauge are used.

However, there is an error in the sensory value caused by the difference in test methods and evaluation standards that exist between workers, and there is a problem in the reproducibility of the test.

In order to solve this problem, a technology for measuring the external dimensions of the wire rod under production using a line beam laser measuring device on the production line and determining whether it is good or bad has been developed and used.

However, a problem that is likely to occur in this process is that, due to the characteristics of long and small diameter wires, pipes, or steel bars, vibration or slippage occurs when they are transported. This results in deterioration of the precision and reliability of the

In particular, there is a problem in that the inspection is difficult because it is difficult to rotate the wire rod in a mounted state.

Accordingly, there is an urgent need to develop a technology capable of accurately measuring the degree of bending and twisting without forcibly rotating the wire rod.

Accordingly, the present invention has been devised to solve the above problems, and includes a waiting part for waiting a hexagonal bar for inspection, an inspection part for measuring a straight forward state by positioning a hexagonal bar mounted on the waiting part, and the inspection part A good storage unit for accommodating the hexagonal rods inspected in the , a defective product storage unit for accommodating the hexagonal rods inspected by the inspection unit, a supply unit for supplying the hexagonal rods to the waiting unit, and the hexagonal rods of the waiting portion as the inspection unit A transmission unit for moving, and a discharge unit for discharging the hexagonal rod inspected by the inspection unit into either the good product storage unit or the defective product storage unit, measure the supplied hexagonal bar from multiple angles, but displace the position of the hexagonal bar It aims to provide a straightness inspection system for hexagonal bars that can precisely measure the degree of bending and distortion by measuring multiple times.

The present invention for achieving the above object, a standby unit for waiting for the hexagonal bar for inspection, an inspection unit for measuring a straight forward state by positioning the hexagonal rod mounted on the standby unit, and receiving the good quality hexagonal rod inspected by the inspection unit A defective product storage unit for accommodating the defective hexagonal rod inspected by the inspection unit, a supply unit for supplying the hexagonal bar to the standby unit, a transmission unit for moving the hexagonal bar of the standby unit to the inspection unit, and the and a discharge unit for discharging the hexagonal bar inspected by the inspection unit to any one of the good product storage unit and the defective product storage unit.

Preferably, the waiting unit, the inspection unit, the good product storage unit, and the defective product storage unit are sequentially arranged in parallel, and the supply unit supplies the hexagonal rods in a direction perpendicular to the parallel direction, and the transmission unit and the discharge unit are arranged in the parallel direction and Move the hexagonal bar in the same direction.

And the waiting unit, the waiting frame formed in the longitudinal direction of the hexagonal bar, the waiting roller having a waiting groove to hold the hexagonal bar supplied from the supply unit, and a plurality of waiting rollers provided so as to be rotatable in the waiting frame, and the plurality of and a standby stopper provided in the standby frame to limit the movement of the hexagonal bar moving along the standby roller.

In addition, the inspection unit, the other side of the waiting unit spaced apart from each other by a predetermined interval, a plurality of inspection frames arranged at regular intervals along the longitudinal direction of the hexagonal bar, and has an inspection mounting groove to mount the hexagonal bar, each Inspection blocks respectively provided at the upper end of the inspection frame, inspection displacement units for displacing the hexagonal rods mounted on the plurality of inspection blocks, and inspection for measuring the degree of distortion of the hexagonal rods displaced at regular time intervals by the inspection displacement units and a sensor unit, and an inspection control unit configured to receive a signal from the inspection sensor unit and calculate a degree of distortion of the corresponding sixth sense rod.

And the inspection displacement unit, a displacement block for lifting one edge of the lower end of the hexagonal bar mounted on the inspection block to rotate a predetermined angle, and a displacement driving unit provided in the inspection frame to elevate the displacement block, It includes.

In addition, the inspection displacement unit has an upwardly open displacement space therein, a displacement frame provided in the inspection frame, a displacement receiving groove, a displacement block provided to be displaceable in the displacement space, and the displacement block and a displacement driving unit for displacing the mounted hexagonal bar by displacing the .

And the displacement driving unit includes a plurality of displacement grooves formed along the lower end of the displacement block, a displacement roller positioned in any one of the displacement grooves to displace the displacement block, and the displacement roller along the plurality of displacement grooves. It includes a displacement cylinder for moving the .

And the inspection sensor unit, a first inspection sensor unit for measuring by irradiating the laser from one lower end to the other upper end of the mounted hexagonal bar, and a laser so that the mounted hexagonal bar is directed from the other lower end to one upper end and a second inspection sensor unit for irradiating and measuring.

In addition, the center of the laser of each inspection sensor unit is irradiated to pass through the center of the hexagonal rod, the width is irradiated to be larger than the thickness of the hexagonal rod, the inspection control unit, the upper side of the hexagonal rod displaced at each angle by the inspection displacement unit The distortion degree is calculated by comparing the widths of the light received through the lower side and the lower side.

In addition, the defective product storage unit is provided to be spaced apart from the other side of the inspection unit by a predetermined interval, a plurality of first storage frames arranged at predetermined intervals along the longitudinal direction of the hexagonal bar, and the other side of the first storage frame spaced apart from each other at predetermined intervals. Doedoe, a second storage frame provided to correspond to each first storage frame, and the other end is fixed to the upper end of the second storage frame, and one end is provided to pass through the upper end of the first storage frame, the middle portion It includes a defective product storage wire, which is provided so as to be maintained in a downwardly drooping state and accommodates the defective hexagonal rod discharged by the discharge unit.

In addition, according to the weight of the hexagonal bar accommodated in the defective product storage wire, winding or loosening one end of the defective product storage wire to maintain the tension, further includes.

And the defective product tension unit, a defective product tension roller provided to be rotatable at the lower end of the first storage frame to wind one end of the defective product storage wire, a defective product tension driving motor for rotating the defective product tension roller in one direction or the other, A defective product position sensor for measuring the uppermost position of the defective hexagonal bar accommodated in the defective product storage wire, and by receiving a signal from the defective product position sensor to control the defective product tension driving motor, the tension of the defective product storage wire and the defective hexagon It includes a defective product control unit for controlling the position in which the rod is accommodated.

In addition, the good product storage unit is provided to be spaced apart from the other side of the defective product storage unit by a predetermined interval, a plurality of third storage frames arranged at regular intervals along the longitudinal direction of the hexagonal bar, and one end of the second storage frame It is fixed to the upper end, the other end is provided so as to pass through the upper end of the third storage frame, the middle portion is provided so that the downwardly drooping state is maintained so that the normal hexagonal bar discharged by the discharge unit is accommodated, including a good storage wire, do.

And according to the weight of the hexagonal bar accommodated in the non-defective storage wire, winding or loosening the other end of the non-defective storage wire to maintain the tension, it further includes.

In addition, the good quality tension part, a good quality tension roller provided to be rotatable at the lower end of the third storage frame in order to wind the other end of the good quality storage wire, good quality tension driving for rotating the good quality tension roller in one direction or the other direction A motor, a non-defective position sensor for measuring the uppermost position of the normal hexagonal bar accommodated in the non-defective storage wire, and by receiving the signal from the non-defective position sensor to control the non-defective tension driving motor, the tension of the non-defective storage wire and the It includes a good quality control unit for controlling the position in which the normal hexagonal bar is accommodated.

And the transmission unit is provided between the waiting unit and the inspection unit, a plurality of transmission fixing frames arranged at regular intervals along the longitudinal direction of the hexagonal bar, one end of which is rotatably provided at the upper end of each transmission fixing frame. A frame, a transmission piece rotatably provided at the other end of the transmission rotation frame so as to support and move the hexagonal rod mounted on the standby unit, a transmission drive unit for rotating the transmission rotation frame, and transmit the rotational force of the transmission drive unit and a transmission connection part for receiving and rotating the transmission piece in a direction opposite to the rotational direction of the transmission rotation frame, and at the same time as the transmission rotation frame is rotated in the direction of the inspection unit by the transmission driving unit when the hexagonal bar is transmitted, the transmission piece The hexagonal rod rotated in the opposite direction to the rotational direction of the transmission rotation frame by the transmission connection unit is maintained and transmitted while being mounted on the upper side of the transmission piece, and the hexagonal rod mounted on the standby unit is continuously transmitted at regular time intervals. is transmitted to the inspection unit.

In addition, the discharge unit is provided between the inspection unit and the defective product receiving unit, a plurality of discharge fixing frames arranged at regular intervals along the longitudinal direction of the hexagonal bar, one end of which is rotatable at the upper end of each first discharge fixing frame A discharge rotation frame provided, a discharge piece rotatably provided at the other end of the discharge rotation frame to support and move the hexagonal rod mounted on the inspection unit, a discharge drive unit for rotating the discharge rotation frame, the rotational force of the discharge drive unit A discharge connection part for receiving and rotating the discharge piece in the opposite direction to the rotational direction of the discharge rotation frame, and a hexagonal bar that is controlled by the inspection control unit and discharged by the discharge piece, among the good product storage unit and the defective product storage unit It includes a selective discharge unit for discharging to any one.

And the selective discharge portion, a plurality of selection rotary rods rotatably provided at the upper end of the plurality of second storage frames, each other end is provided with a plurality of rotatably on the selection rotary rod, each end is adjacent to the first storage frame A selection rotation frame provided so as to be rotated together with the selection rotation rod, a selection drive roller provided at each other end of each selection rotation frame, a selection driven roller provided so as to be rotatable at each end of each selection rotation frame, the Selective rotational belt rotating in endless orbit along the corresponding selective driving roller and the selective driven roller, by rotating the selective rotating rod to rotate each selective driving roller A selection guide block for guiding the hexagonal rod discharged by one side to the selection rotation frame, and the inspection control unit, the other end of the selection rotation frame rotates one end upward with the rotation shaft to remove the defective hexagonal rod. and a selective elevating unit for discharging to the defective product storage unit or discharging the normal hexagonal bar to the non-defective product storage unit by rotating one end downward.

As described above, according to the hexagonal bar straightness inspection system according to the present invention, the supplied hexagonal bar is measured from multiple angles, and the degree of bending and twisting can be precisely measured by displacing the position of the hexagonal bar and measuring multiple times. It is a very useful and effective invention that makes it possible.

1 is a view showing a hexagonal bar straightness inspection system according to the present invention,
2 is a view showing a waiting unit and an inspection unit according to the present invention,
3 is a view showing an inspection displacement unit according to the present invention,
4 is a view showing an inspection displacement unit of another embodiment according to the present invention,
5 is a view showing a transmission unit according to the present invention,
6 is a view showing a good product storage unit and a defective product storage unit according to the present invention,
7 is a view showing a discharge unit according to the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. DETAILED DESCRIPTION The detailed description set forth below in conjunction with the appended drawings is intended to describe exemplary embodiments of the present invention and is not intended to represent the only embodiments in which the present invention may be practiced. The following detailed description includes specific details in order to provide a thorough understanding of the present invention. However, one of ordinary skill in the art to which the present invention pertains will recognize that the present invention may be practiced without these specific details.

In some cases, well-known structures and devices may be omitted or shown in block diagram form focusing on core functions of each structure and device in order to avoid obscuring the concept of the present invention.

Throughout the specification, when a part is said to "comprising or including" a certain component, it does not exclude other components unless otherwise stated, meaning that other components may be further included. do. In addition, the term “…unit” described in the specification means a unit that processes at least one function or operation. Also, "a or an", "one", "the" and like related terms are used differently herein in the context of describing the invention (especially in the context of the following claims). Unless indicated or clearly contradicted by context, it may be used in a sense including both the singular and the plural.

In describing the embodiments of the present invention, if it is determined that a detailed description of a well-known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted. In addition, the terms to be described later are terms defined in consideration of functions in an embodiment of the present invention, which may vary according to intentions or customs of users and operators. Therefore, the definition should be made based on the content throughout this specification.

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

1 is a view showing a hexagonal bar straightness inspection system according to the present invention, FIG. 2 is a view showing a waiting unit and an inspection unit according to the present invention, and FIG. 3 is a view showing an inspection displacement unit according to the present invention. , FIG. 4 is a view showing an inspection displacement unit of another embodiment according to the present invention, FIG. 5 is a view showing a transmission unit according to the present invention, and FIG. 6 is a view showing a good product storage unit and a defective product storage unit according to the present invention and FIG. 7 is a view showing a discharge unit according to the present invention.

As shown in the drawing, the hexagonal bar straightness inspection system includes a waiting unit 100 and an inspection unit 200, a good product storage unit 300, a defective product storage unit 400, a supply unit 500, a transmission unit 600 and and a discharge unit 700 .

The waiting unit 100 is provided to wait for the hexagonal bar 1 for inspection.

And the inspection unit 200 is provided to position the hexagonal bar 1 mounted on the standby unit 100 to measure the straight forward state.

The inspection unit 200 measures the hexagonal bar 1 in various directions and compares them with each other, mutually confirms the position in the corresponding part to check the degree of bending or distortion, and if it is outside the error range, it is selected as a defective product.

The non-defective product storage unit 300 is provided to accommodate the non-defective hexagonal rod inspected by the inspection unit 200 .

In addition, the defective product accommodating unit 400 is provided to accommodate the defective product hexagonal bar inspected by the inspection unit 200 .

The supply unit 500 is provided to supply the hexagonal rod to the standby unit 100 , and the transmission unit 600 is provided to move the hexagonal rod of the standby unit 100 to the inspection unit 200 .

And the discharge unit 700 is provided to discharge the hexagonal rod inspected by the inspection unit 200 to either the good product storage unit 300 or the defective product storage unit 400 .

Here, the waiting unit 100, the inspection unit 200, the good product storage unit 300, and the defective product storage unit 400 are sequentially arranged in parallel, and the supply unit 500 is a hexagonal bar 1 in a direction orthogonal to the parallel direction. ) is supplied, and the transmission unit 600 and the discharge unit 700 transport the hexagonal bar 1 in the same direction as the parallel direction.

For this, the standby unit 100 includes a standby frame 110 , a standby roller 120 , and a standby stopper 130 as shown in FIG. 2 .

Standby frame 110 is formed in the longitudinal direction of the hexagonal bar (1).

In addition, the standby roller 120 has a standby mounting groove 122 to hold the hexagonal bar 1 supplied from the supply unit 500 , and a plurality of rotatable positions are provided in the standby frame 110 .

The waiting groove 122 is formed in a "V" shape and is in contact with a part of the hexagonal bar 1 to be stably mounted.

The standby stopper 130 is provided in the standby frame 110 to limit the movement of the hexagonal bar (1) moved along the plurality of standby rollers (120).

In addition, the inspection unit 200 includes an inspection frame 210 , an inspection block 220 , an inspection displacement unit 230 , an inspection sensor unit 240 , and an inspection control unit 250 .

The inspection frame 210 is spaced apart from the other side of the waiting unit 100 by a predetermined interval, and is arranged in plurality at regular intervals along the longitudinal direction of the hexagonal bar (1).

And the inspection block 220 has an inspection mounting groove 222 to mount the hexagonal bar 1, and is provided at the upper end of each inspection frame 210, respectively.

The inspection displacement unit 230 is provided to displace the hexagonal bar 1 mounted on the plurality of inspection blocks 220 .

In addition, the inspection sensor unit 240 is provided to measure the degree of distortion of the hexagonal bar 1 displaced at regular time intervals by the inspection displacement unit 230 .

The inspection control unit 250 is provided to receive the signal of the inspection sensor unit 240 and calculate the degree of bending and the degree of distortion of the corresponding six sense rod.

Here, the inspection displacement unit 230 includes a displacement block 232 and a displacement driving unit 234 as shown in FIG. 3 .

The displacement block 232 is provided to lift one edge of the lower end of the hexagonal bar mounted on the inspection block 220 and rotate it at a predetermined angle.

And the displacement driving unit 234 is provided in the inspection frame 210 to elevate the displacement block (232).

Accordingly, the corner (1a) located at the uppermost side of the hexagonal bar (1) is rotated, and the other corner (1b) which was in the opposite direction to the rotational direction is located at the uppermost side.

The hexagonal bar can be rotated by repeating this, and the inspection unit 200 performs inspection for each position and compares them.

Meanwhile, as shown in FIG. 4 , the inspection displacement unit 230 ′ according to another embodiment includes a displacement frame 232 ′, a displacement block 234 ′, and a displacement driving unit 236 ′.

The displacement frame 232 ′ has a displacement space 233 ′ opened upwardly therein, and is provided in the inspection frame 210 .

And the displacement block 234' has a displacement receiving groove 235', and is provided to be displaceable in the displacement space portion 233'.

The displacement driving unit 236 ′ is provided to displace the mounted hexagonal bar by displacing the displacement block 234 ′.

The displacement driving unit 236' includes a displacement groove 2362', a displacement roller 2364', and a displacement cylinder 2366'.

A plurality of displacement grooves 2362' are formed along the lower end of the displacement block 234'.

And the displacement roller 2364' is provided to displace the displacement block 2364' while being positioned in any one of the displacement grooves 2362'.

The displacement cylinder 2366' is provided to move the displacement roller 2364' along the plurality of displacement grooves 2362'.

Also, the inspection sensor unit 240 includes a first inspection sensor unit 242 and a second inspection sensor unit 244 .

The first inspection sensor unit 242 is provided for measuring the mounted hexagonal bar by irradiating a laser from the lower end of one side to the upper end of the other side.

And the second inspection sensor unit 244 is provided for measuring by irradiating a laser so as to be positioned adjacent to the first inspection sensor unit 242 and mounted toward the upper end of one side from the lower end of the other side.

The center of the laser of each of these inspection sensor units 242 and 244 is irradiated to pass through the center of the hexagonal bar 1 , and the width is irradiated to be greater than the thickness of the hexagonal bar 1 .

Inspection control unit 250 is to receive the signal of each inspection sensor unit 242, 244, which is received through the upper and lower sides of the hexagonal bar displaced at each angle by the inspection displacement unit 230, 230' of each embodiment. Compare each width.

Here, as the center line of the laser beam irradiated from each of the inspection sensor units 242 and 244 is irradiated to pass through the center of the hexagonal bar, the difference between the upper and lower widths received through the upper and lower sides of the hexagonal bar is compared.

When the difference between the upper width and the lower width is out of the error range, it is determined that the hexagonal bar is bent or twisted and discharged to the defective product storage unit 400 .

For this purpose, the transmission unit 600 includes a transmission fixed frame 610 and a transmission rotation frame 620, a transmission piece 630, a transmission driving unit 640 and a transmission connection unit 650 as shown in FIG. do.

The transmission fixing frame 610 is provided between the waiting unit 100 and the inspection unit 200, and is arranged in plurality at regular intervals along the longitudinal direction of the hexagonal bar (1).

In addition, one end of the transmission rotating frame 620 is rotatably provided at the upper end of each fixed transmission frame 610 .

The transmission piece 630 is rotatably provided at the other end of the transmission rotation frame 620 to support and move the hexagonal bar 1 mounted on the standby unit 100 .

And the transmission driving unit 640 is provided to rotate the transmission rotation frame (620).

The transmission connection unit 650 is provided to rotate the transmission piece 630 in a direction opposite to the rotation direction of the transmission rotation frame 620 by receiving the rotational force of the transmission driving unit 640 .

Looking at the operating state of the transmission unit 600 as described above, when the hexagonal bar 1 is transmitted, the transmission rotation frame 620 is rotated in the direction of the inspection unit 200 by the transmission driving unit 640 while the transmission piece ( 630 is rotated in the opposite direction to the rotation direction of the transmission rotation frame 620 by the transmission connection unit 650 .

Accordingly, the transmitted hexagonal bar (1) is maintained in a state mounted on the upper side of the transmission piece 630 and transmitted, and the hexagonal bar (1) mounted on the waiting unit 100 is continuously inspected at regular time intervals ( 200) is sent.

As shown in FIGS. 6 to 7 , the defective product storage unit 400 includes a first storage frame 410 , a second storage frame 420 , and a defective product storage wire 430 .

A plurality of first storage frames 410 are provided to be spaced apart from the other side of the inspection unit 200 at regular intervals, and are arranged at regular intervals along the longitudinal direction of the hexagonal bar 1 .

In addition, the second storage frame 420 is provided to be spaced apart from the other side of the first storage frame 410 by a predetermined interval, and is provided to correspond to each of the first storage frames 410 .

The defective product storage wire 430 is provided such that the other end is fixed to the upper end of the second storage frame 420 , and one end passes through the upper end of the first storage frame 410 .

The defective goods accommodating wire 430 is provided such that the middle part is kept in a downward state, and the defective hexagonal rod discharged by the discharge part 700 is accommodated.

Here, the defective product accommodating unit 400 further includes a defective product tension unit 440 .

The defective product tension unit 440 is provided to maintain tension by winding or loosening one end of the defective product storage wire 430 according to the weight of the hexagonal bar accommodated in the defective product storage wire 430 .

The defective product tension unit 440 includes a defective product tension roller 442 , a defective product tension driving motor 444 , a defective product position sensor 446 , and a defective product control unit 448 .

The defective product tension roller 442 is rotatably provided at the lower end of the first storage frame 410 to wind one end of the defective product storage wire 430 .

And the defective product tension driving motor 444 is provided to rotate the defective product tension roller 442 in one direction or the other direction.

The defective product position sensor 446 is provided to measure the uppermost position of the defective hexagonal bar accommodated in the defective product storage wire 430 .

In addition, the defective product control unit 448 receives the signal of the defective product position sensor 446 and controls the defective product tension driving motor 444 , thereby controlling the tension of the defective product storage wire 430 and the position at which the defective hexagonal bar is accommodated.

And the non-defective storage unit 300 includes a third storage frame 310 and a non-defective storage wire (320).

The third accommodating frame 310 is provided to be spaced apart from the other side of the defective goods accommodating part 400 at regular intervals, and a plurality of third storage frames 310 are arranged at regular intervals along the longitudinal direction of the hexagonal bar 1 .

In addition, the quality storage wire 320 is provided such that one end is fixed to the upper end of the second storage frame 420 , and the other end passes through the upper end of the third storage frame 310 .

The quality storage wire 320 is provided so that the middle part is kept in a downward state, and the normal hexagonal rod discharged by the discharge part 700 is accommodated.

Here, the non-defective storage unit 300 further includes a non-defective tension unit 330 .

The good quality tension part 330 is provided to maintain tension by winding or loosening the other end of the good quality storage wire 320 according to the weight of the hexagonal bar accommodated in the good quality storage wire 320 .

The non-defective tension unit 330 includes a non-defective tension roller 332 , a non-defective tension driving motor 334 , a non-defective position sensor 336 , and a non-defective control unit 338 .

The good quality tension roller 332 is rotatably provided at the lower end of the third storage frame 310 to wind the other end of the good quality storage wire 320 .

And the good quality tension driving motor 334 is provided to rotate the good quality tension roller 332 in one direction or the other direction.

The non-defective position sensor 336 is provided to measure the uppermost position of the normal hexagonal bar accommodated in the non-defective storage wire 320 .

In addition, the non-defective control unit 338 receives the signal of the non-defective position sensor 336 and controls the non-defective tension driving motor 334, thereby controlling the tension of the non-defective storage wire 320 and the position at which the normal hexagonal bar is accommodated.

And the discharge unit 700 includes a discharge fixing frame 710 , a discharge rotation frame 720 , a discharge piece 730 , a discharge driving unit 740 , a discharge connection unit 750 , and a selective discharge unit 760 .

The discharge fixing frame 710 is provided between the inspection unit 200 and the defective product storage unit 400, and is arranged in plurality at regular intervals along the longitudinal direction of the hexagonal bar (1).

In addition, the discharge rotating frame 720 is provided with one end rotatably at the upper end of each discharge fixed frame (710).

The discharge piece 730 is rotatably provided at the other end of the discharge rotation frame 720 to support and move the hexagonal bar mounted on the inspection unit 200 .

And the discharge driving unit 740 is provided to rotate the discharge rotating frame (720).

The discharge connection part 750 is provided to rotate the discharge piece 730 in a direction opposite to the rotation direction of the discharge rotation frame 720 by receiving the rotational force of the discharge driving unit 740 .

In addition, the selective discharge unit 760 is controlled by the inspection control unit 250 to discharge the hexagonal rod discharged by the discharge piece 730 to either the good product storage unit 300 and the defective product storage unit 400 .

Here, the selective discharge unit 760 is, as shown in FIG. 7 , a selective rotary rod 761 and a selective rotary frame 762 , a selective drive roller 763 , a selective driven roller 764 , and a selective rotary belt 765 ). , including a selective rotation driving unit 766 , a selection guide block 767 and a selection elevating unit 768 .

The selection rotating rod 761 is provided so as to be rotatable at the upper end of the plurality of second storage frames 420 .

And the selection rotation frame 762 is provided with a plurality of other ends to be rotatable on the selection rotation rod 761, each end is provided to be adjacent to the first storage frame (410).

The selection drive roller 763 is provided at each other end of each selection rotation frame 762 so as to be rotated together with the selection rotation rod 761 .

In addition, the selection driven roller 764 is provided so as to be rotatable at each end of each selection rotation frame 762 .

The selective rotation belt 765 is rotated endlessly along the corresponding selective driving roller 764 and the selective driven roller 764 .

And the selective rotation drive unit 766 is provided to rotate the selection rotation rod 761 to rotate each selection drive roller 764, to rotate the selection rotation belt 765 endless orbit.

The selection guide block 767 is provided to guide the hexagonal bar discharged by the discharge piece 730 to the selection rotation frame 762 .

In addition, the selective elevating unit 768 is controlled by the inspection control unit 250 , and the other end of the selective rotating frame 762 rotates one end upward with a rotation shaft to discharge the defective hexagonal rod to the defective product storage unit 400 .

Conversely, by rotating one end downward, the normal hexagonal rod is discharged to the non-defective product storage unit 300 by the selective rotation belt 765 .

Accordingly, it is possible to precisely measure defective products and normal good products and selectively discharge them, thereby improving work efficiency.

100: waiting unit 200: inspection unit
210: inspection frame 220: inspection block
230: inspection displacement unit 240: inspection sensor unit
250: inspection control unit 300: non-defective product storage unit
400: defective product storage unit 500: supply unit
600: transmission unit 700: discharge unit

Claims (11)

Waiting unit for waiting the hexagonal bar for inspection;
an inspection unit for measuring a straight forward state by positioning a hexagonal bar mounted on the standby unit;
a non-defective product storage unit for accommodating the non-defective hexagonal bar inspected by the inspection unit;
a defective product receiving unit for accommodating the defective hexagonal rod inspected by the inspection unit;
a supply unit for supplying a hexagonal bar to the standby unit;
a transmission unit for moving the hexagonal bar of the waiting unit to the inspection unit; and
A discharge unit for discharging the hexagonal bar inspected by the inspection unit into any one of the good product storage unit and the defective product storage unit;
The waiting unit, the inspection unit, the good product storage unit, and the defective product storage unit are sequentially arranged in parallel, the supply unit supplies the hexagonal rod in a direction perpendicular to the parallel direction, and the transmission unit and the discharge unit are in the same direction as the parallel direction transporting the hexagonal bar,
The waiting unit,
an atmospheric frame formed in the longitudinal direction of the hexagonal bar;
a standby roller having a standby groove to hold the hexagonal bar supplied from the supply unit, and a plurality of rotatable rollers provided in the standby frame; and
Hexagonal bar straightness inspection system comprising a; standby stopper provided in the standby frame to limit the movement of the hexagonal rod moved along the plurality of atmospheric rollers. According to claim 1, wherein the inspection unit,
a plurality of inspection frames spaced apart from the other side of the waiting unit at regular intervals and arranged at regular intervals along the longitudinal direction of the hexagonal bar;
an inspection block having an inspection cradle groove to mount the hexagonal bar, and each of which is provided at an upper end of each inspection frame;
an inspection displacement unit for displacing the hexagonal bars mounted on the plurality of inspection blocks;
an inspection sensor unit for measuring the degree of bending and distortion of the hexagonal bar displaced at regular time intervals by the inspection displacement unit; and
Hexagonal bar straightness inspection system comprising a; inspection control unit for receiving the signal of the inspection sensor unit to calculate the degree of distortion of the corresponding six-pointed rod. delete In inspecting the straightness of the hexagonal bar,
and an inspection displacement unit for displacing the inspection surface of the mounted hexagonal bar to be sequentially positioned at the inspection position.
The inspection displacement unit,
a displacement block for lifting one corner of the lower end of the hexagonal bar mounted on the plurality of inspection blocks and rotating it at a predetermined angle; and
A hexagonal bar straightness inspection system comprising a; a displacement driving unit provided in the inspection frame to elevate the displacement block. delete In inspecting the straightness of the hexagonal bar,
and an inspection displacement unit for displacing the inspection surface of the mounted hexagonal bar to be sequentially positioned at the inspection position.
The inspection displacement unit,
a displacement frame having an upwardly open displacement space therein and provided in the inspection frame;
a displacement block having a displacement receiving groove and provided to be displaceable in the displacement space; and
A hexagonal bar straightness inspection system comprising a; a displacement driving unit for displacing the mounted hexagonal bar by displacing the displacement block. According to claim 2, wherein the inspection sensor unit,
a first inspection sensor unit for measuring the mounted hexagonal bar by irradiating a laser from the lower end of one side toward the upper end of the other side; and
A hexagonal bar straightness inspection system comprising a; The method of claim 2, wherein the defective product storage unit,
a first storage frame provided to be spaced apart from the other side of the inspection unit by a predetermined interval and arranged in plurality at regular intervals along the longitudinal direction of the hexagonal bar;
a second storage frame provided to be spaced apart from the other side of the first storage frame by a predetermined interval and provided to correspond to each of the first storage frames; and
The other end is fixed to the upper end of the second storage frame, and one end is provided to pass through the upper end of the first storage frame, the middle part is provided so that the downwardly drooping state is maintained, and the defective hexagon is discharged by the discharge unit. Hexagonal bar straightness inspection system including; defective goods storage wire in which the bar is accommodated. The method of claim 8, wherein the non-defective storage unit,
a third storage frame provided to be spaced apart from the other side of the defective product storage unit by a predetermined interval and arranged in plurality at regular intervals along the longitudinal direction of the hexagonal bar; and
One end is fixed to the upper end of the corresponding second storage frame, the other end is provided to pass through the upper end of the third storage frame, the middle portion is provided so that the downwardly drooping state is maintained, and is discharged by the discharge unit. Hexagonal bar straightness inspection system including; The method of claim 9, wherein the transmission unit,
a transmission fixing frame provided between the waiting unit and the inspection unit, the plurality of transmission fixing frames being arranged at regular intervals along the longitudinal direction of the hexagonal bar;
a transmission rotation frame having one end rotatably provided at an upper end of each transmission fixed frame;
a transmission piece rotatably provided at the other end of the transmission rotation frame to support and move the hexagonal rod mounted on the standby unit;
a transmission driving unit for rotating the transmission rotating frame; and
and a transmission connection unit for receiving the rotational force of the transmission driving unit and rotating the transmission piece in a direction opposite to the rotational direction of the transmission rotation frame; and
When the hexagonal rod is transmitted, the transmission rotation frame is rotated in the direction of the inspection unit by the transmission driving unit, and the transmission piece is rotated in the opposite direction to the rotation direction of the transmission rotation frame by the transmission connection unit so that the transmitted hexagonal bar is on the upper side of the transmission piece It is transmitted while being held in the
Hexagonal bar straightness inspection system, characterized in that by continuing this at regular time intervals to transmit the hexagonal bar mounted on the standby unit to the inspection unit. 11. The method of claim 10, wherein the discharge unit,
a discharge fixing frame provided between the inspection unit and the defective product storage unit, the plurality of discharge fixing frames being arranged at regular intervals along the longitudinal direction of the hexagonal bar;
a discharging rotation frame having one end rotatably provided at an upper end of each of the first discharging fixed frames;
a discharge piece rotatably provided at the other end of the discharge rotation frame to support and move the hexagonal rod mounted on the inspection unit;
a discharge driving unit for rotating the discharge rotating frame;
a discharge connection unit for receiving the rotational force of the discharge driving unit to rotate the discharge piece in a direction opposite to the rotational direction of the discharge rotating frame; and
Hexagonal bar straightness inspection system including;

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