KR20200056145A - An automatic cutting system for a nuclear fuel tube - Google Patents

Abstract

The present invention relates to an automated system for cutting the tube of a nuclear fuel rod, and more specifically, to an automated system for cutting the tube of a nuclear fuel rod, which can increase productivity in the tube cutting process through an automation process, while discharging and removing debris introduced into the tube during the cutting process by tilting the cut tube, thereby preventing equipment from being contaminated and increasing product quality in tube fabrication. To this end, provided is the automated system for cutting the tube of a nuclear fuel rod, which comprises: a tube supply conveyor which receives a tube which is outputted after being pilgered to transport the same in the advancement direction of the tube; a tube out conveyor which is installed at one side in parallel with the tube supply conveyor, and changes the advancement route of the tube supplied by the tube supply conveyor to reversely transport the same to the tube supply conveyor; a cutter which is installed between the tube supply conveyor and the tube out conveyor, and can cut the tube which is reversely transported from the tube out conveyor; and a tilting device which is installed at one side of the tube supply conveyor, and tilts the cut tube to discharge and remove debris introduced into the tube.

Description

An automatic cutting system for a nuclear fuel tube

The present invention relates to a nuclear fuel rod tube cutting automation system, and more specifically, to increase the tube cutting operation productivity and tube production quality through automated equipment incorporating each step operation for each step tube cutting operation performed manually. One nuclear fuel rod tube cutting automation system.

In general, nuclear power reactors use enriched uranium with a ratio of uranium-235 raised to 2-5%, and to process it into nuclear fuel used in nuclear reactors, they are molded into cylindrical cylindrical fuel pellets weighing about 5 g. .

The molded sintered body is dried in a drying furnace and charged into a tube-shaped sheath made of a special alloy with good corrosion resistance, and then sealed and produced as a nuclear fuel rod, and the produced nuclear fuel rod is composed of a bundle of nuclear fuel assemblies. After being loaded into the reactor core, combustion occurs through a nuclear reaction.

The nuclear fuel rod tube is made of a material containing a zirconium alloy with low neutron absorption characteristics, and a tubular product such as a zirconium alloy cladding tube or an Inconel heating tube is generally manufactured by extrusion of a rod obtained from an ingot by molding and mechanical processing. .

At this time, a series of processes for manufacturing the nuclear fuel rod tube is made as shown in FIG.

First, through a pilgering equipment, a zirconia alloy ingot is subjected to a pilgering process to reduce the diameter of the tube while elongating the tube length (S10).

Thereafter, the pilgered tube is stretched as described above, and the length thereof is increased, and the operator measures the tube to a length determined by a dimension measuring means such as a tape measure, and then cuts the tube into a plurality using a cutting device. (S20)

This is to perform the above pilgering process again, until the tube forms a standardized diameter.

Meanwhile, the cut tube is transferred to a deburring device to remove burrs at both ends, and then a deburring process is performed. (S30)

Next, after performing a marking process on the tube with an angle (S40), after measuring the weight, etc., load a plurality of tubes in one place. (S50)

Subsequently, the nuclear fuel rod tube production is completed while the above-described series of processes are performed again.

However, as the series of processes were performed manually after the above-described pilgering process, there was a problem in manufacturing the following fuel rod tube.

First, in order to cut the peeled tube, due to a series of manual processes in which the operator directly measures and cuts, an error occurs in the length of the cut, resulting in a decrease in the accuracy of the cutting operation.

In addition, due to manual cutting of the tube, a human error such as an error in judging the cutting point may occur, resulting in an inaccurate tube cutting dimension.

Second, in order to perform processes such as cutting, deburring, and marking, the tubes had to be manually transported and transported by separately provided equipment, so there was a problem in that convenience and work productivity were deteriorated.

Third, in the process of cutting the tube, high-temperature heat is generated in the tube, and external oil (lubricating oil) is supplied to the cutting surface of the tube to cool it.

During this process, the external oil flowed into the tube, and contamination of each equipment for the cutting process occurred, and there was a problem in that the tube production quality was deteriorated.

Republic of Korea Registered Patent Registration No. 10-1333037

The present invention has been devised to solve the above-mentioned problems, and the object of the present invention is to allow the tube cutting process after pilgering to be automated through the equipment designed by integrating each step tube cutting operation that has been performed manually. The aim is to provide an automated system for cutting nuclear fuel rod tubes to increase convenience and work productivity.

Another object of the present invention is to provide a nuclear fuel rod tube cutting automation system that prevents equipment contamination and improves the quality of tube production by discharging the external oil introduced into the tube by tilting the tube after cutting the tube.

In order to achieve the above object, the present invention, the tube supply conveyor for receiving the peeled out tube and transporting it in the progress direction of the tube; installed on one side parallel to the tube supply conveyor, the progress of the tube supplied from the tube supply conveyor A tube-out conveyor capable of back-transferring to the tube supply conveyor by varying a path; a cutter installed between the tube supply conveyor and the tube-out conveyor, and capable of cutting a tube conveyed from the tube-out conveyor; Provided is a nuclear fuel rod tube cutting automation system, which is installed on one side of the supply conveyor and tilts the tube to tilt the cut tube to discharge and remove foreign substances introduced into the tube.

At this time, the tube supply conveyor includes a first forward transport means capable of transporting the tube in the tube out conveyor direction, and a first reverse transport means capable of transporting the tube cut through the cutter to the tube supply conveyor, The tube-out conveyor is installed in a straight line with the first forward conveying means, and has a second forward conveying means installed to have the same conveying direction as the conveying direction of the first forward conveying means, and a straight line with the first reverse conveying means. It is installed in the direction, and includes a second reverse transfer means installed to have the same transfer direction as the transfer direction of the first reverse transfer means, is installed between the second forward transfer means and the second reverse transfer means, the second forward transfer It is preferable to include a variable position of the installed position so as to move the tube of the means to the second reverse transfer means.

In addition, the tilting machine, the grip portion capable of gripping the tube by moving straight toward the tube located on the tube supply conveyor; The grip portion is installed, is installed in the longitudinal direction of the tube, one side is coupled to the shaft body; One side of the body It is preferable to include a driving unit capable of generating power on the other side of the body so that the other side of the body may be raised and lowered with respect to.

In addition, on one side of the tube supply conveyor, a loading table in which a tube is accommodated and a tube weight is measured is installed, and between the tube supply conveyor and the loading table, a marking machine capable of marking tubes, and both ends of the tube can be deburred. It is preferred to include a deburring group.

At this time, the marking machine, the deburring machine, and the loading table are arranged in the row direction from the tilting machine, and the tilting machine, the marking machine, the deburring machine, the tube transferring means is provided for transferring the tube between the loading table, the tube transferring means, The tilting machine, the mating machine, the deburring machine, is installed above the loading table, the inclined plate inclined downward in the process order direction; it is preferable to include: elevating means for elevating the tube toward the inclined plate.

The nuclear fuel rod tube cutting automation system according to the present invention has the following effects.

First, since the cutting process after tube pilgering is automated, there is an effect to increase the convenience and productivity of the work process compared to the manual work performed at each step.

Second, the dimensioning is also performed by an automatic process during the tube cutting operation, so that the dimensional measurement can be accurate, and there is an effect that no measurement error occurs.

In addition, since no human error occurs, there is an effect of improving the quality of the tube cutting operation.

Third, after the tube is cut through the cutting device, the external oil flowing inside the tube is discharged to the outside through the tube tilting operation, thereby preventing equipment contamination and improving the tube production quality.

1 is a flow chart showing a tube cutting process according to the prior art
Figure 2 is a perspective view showing a nuclear fuel rod tube automatic cutting system according to a preferred embodiment of the present invention
Figure 3 is a perspective view showing a main portion of one side of the nuclear fuel rod tube automatic cutting system according to a preferred embodiment of the present invention
Figure 4 is a plan view showing a main portion of one side of the nuclear fuel rod tube automatic cutting system according to a preferred embodiment of the present invention
Figure 5 is a plan view showing the other side of the nuclear fuel rod tube automatic cutting system according to a preferred embodiment of the present invention
Figure 6 is a perspective view showing a main portion of the position variable means of the nuclear fuel rod tube automatic cutting system according to a preferred embodiment of the present invention
7 is a perspective view showing a main part of a cutting machine of a nuclear fuel rod tube automatic cutting system according to a preferred embodiment of the present invention
Figure 8 is a perspective view showing a tilting machine of the nuclear fuel rod tube automatic cutting system according to a preferred embodiment of the present invention
9 is a perspective view showing a state in which the tilting tube of the nuclear fuel rod tube automatic cutting system according to the preferred embodiment of the present invention is operated to tilt the tube
10 is a perspective view showing a main portion of the tube transfer means of the nuclear fuel rod tube automatic cutting system according to a preferred embodiment of the present invention
11 is a flow chart illustrating a process in which the tube cutting process is performed through the nuclear fuel rod tube automatic cutting system according to the preferred embodiment of the present invention.

The terms or words used in the specification and claims are not to be construed as being limited to ordinary or lexical meanings, and the inventor is based on the principle that the concept of terms can be properly defined in order to best describe his or her invention. It should be interpreted in a sense and concept consistent with the technical idea of the present invention.

Hereinafter, an automated system for cutting a nuclear fuel rod tube according to a preferred embodiment of the present invention will be described with reference to FIGS. 2 to 11.

The nuclear fuel rod tube cutting automation system cuts the peeled tube to a certain length through an automated process, and discharges foreign substances introduced into the tube during the cutting process to prevent equipment contamination and improve tube production quality.

The nuclear fuel rod tube cutting automation system, as shown in Figure 2, the tube supply conveyor 100, the tube out conveyor 200, the cutter 300, the tilting machine 400, the marking machine 500 and , Deburring machine 600, a loading table 700, and a tube transfer means (800).

The tube supply conveyor 100 is a device that supplies the tube T that is peeled from the pilgering equipment to the tube-out conveyor 200 and re-supplies the tube T cut through the cutter 300.

3 and 4, the tube feed conveyor 100 includes first forward conveying means 110 and first forward conveying means (110) for generating conveying force in the same direction as the direction conveyed from the pilgering equipment. It includes a first reverse transfer means 120 for generating a transfer force in the direction opposite to the transfer direction of 110).

At this time, the first reverse transfer means 120 is installed on one side of the first forward transfer means (110).

In this case, the one side of the first forward transfer means 110 means one side in the row direction of the first forward transfer means 110.

The first forward conveying means 110 and the first reverse conveying means 120 may be any configuration as long as the tube T can be conveyed in a linear direction.

In this specification, the first forward conveying means 110 and the first reverse conveying means 120 will be presented with a plurality of rollers.

That is, a plurality of rollers are arranged in the longitudinal direction of the tube T, and the tube T is from the tube supply conveyor 100 to the tube out conveyor 200 through the rolling of the double drive roller, the tube out conveyor 200 It can be transferred to the tube supply conveyor (100).

Next, the tube-out conveyor 200 is an equipment for sorting the tube T, which has been filtered out, by receiving it from the tube supply conveyor 100 and arranging the tube T to be cut to a certain length.

The tube-out conveyor 200 is installed in a straight line with the tube supply conveyor 100, as shown in FIG.

The tube-out conveyor 200 is configured to have a length corresponding to the entire length of the pilgering tube T to stably accommodate the pilgered tube T.

The tube T before pilgering is usually about 4 m, but the tube T being pilgered is approximately 16 m, which is 4 times the tube length before pilgering because it is stretched.

The tube-out conveyor 200, as shown in Figures 5 and 6, the second forward conveying means 210, the second reverse conveying means 220, the position variable stage 230, and the scale equipment ( 240).

The second forward conveying means 210 is installed in line with the first forward conveying means 110 and includes a plurality of rollers.

It is understood that the second forward conveying means 210 should correspond to the entire length of the tube T so that the entire filtered tube T can be disposed as described above.

The second reverse conveying means 220 receives the pilgering tube T conveyed to the second forward conveying means 210, is provided so that the cutting length can be measured, and the cut tube T is supplied to the tube conveyor ( 100).

The second reverse conveying means 220 is installed in line with the first reverse conveying means 120, and includes a plurality of rollers in the same manner as the second forward conveying means 210.

Accordingly, the second reverse transfer means 220 is installed on one side in the row direction with respect to the second forward transfer means 210 as shown in FIG. 5.

6, the position variable stage 230 is installed between the second forward conveying means 210 and the second reverse conveying means 220 spaced apart in the row direction, as shown in FIG. 6, and the second forward conveying means 210 ) Serves to transfer the pilgering tube (T) located in the second reverse transfer means (220).

The position variable stage 230 includes a rotating shaft 231 corresponding to the longitudinal direction of the second forward conveying means 210 and the second reverse conveying means 220, and a rotating member 232 fixed to the rotary shaft 231. Includes.

The rotating shaft 231 is configured to rotate forward and backward, and the bearing B is preferably installed in the longitudinal direction of the rotating shaft 231 so that rotation can be smoothly performed.

The rotating member 232 lifts the pilgering tube T located in the second forward conveying means 210 and acts as a crossing to the second reverse conveying means 220, and interlocks with the rotation of the rotating shaft 231 It becomes.

The rotating member 232 is installed perpendicular to the rotation axis, and is installed between the plurality of rollers in the longitudinal direction of each transfer means (210,220).

At this time, as shown in FIG. 6, at one end of the rotating member 232, it is preferable that the engaging piece 232a bent upward is formed.

At this time, the one end of the rotating member 232 refers to the second forward conveying means 210 side.

The catching piece 232a hangs the outer circumferential surface of the pilgering tube T located in the second forward conveying means 210 so that the pilgering tube T is smoothly transferred to the opposite second conveying means 220. It is a configuration for.

In addition, the upper surface of the rotating member 232 is preferably formed of an inclined surface inclined downward from one end to the other end.

This is to smoothly roll the tube T from the second forward conveying means 210 to the second reverse conveying means 220.

The scale equipment 240 serves to measure the total length and cut length of the pilgering tube T located in the second reverse transfer means 220.

At this time, it is preferable that the scale equipment 240 is a plurality of sensors installed in the longitudinal direction of the second reverse transfer means 220.

Such a measurement sensor is a known technology, and detailed description of the measurement principle will be omitted.

Next, the cutter 300 is an equipment that cuts the tube (T), which is back-transferred from the tube-out conveyor (200) to the tube supply conveyor (100), to a certain length.

As shown in FIG. 2, the cutter 300 is installed between the tube supply conveyor 100 and the tube out conveyor 200.

The cutter 300 includes a circular saw blade type cutting means 310 as shown in FIG. 7, wherein the cutting means 310 are between the first reverse conveying means 120 and the second reverse conveying means 220. It is located on.

The number of revolutions of the cutting means 310 of the cutter 300 may be controlled through programming.

That is, due to the material characteristics of the tube (T) made of a zirconium alloy, a metal fire may be generated due to overheating due to the high-speed rotation of the cutting means 310. The number of revolutions of 310) can be controlled.

Next, the tilting machine 400 is a device that discharges and removes foreign substances inside the tube T cut through the cutter 300.

In the process of cutting through the cutter 300, the tube T is supplied with external oil (lubricating oil) to prevent overheating, because the tube T is formed in the form of a hollow, so that the tube T External oil and foreign substances are introduced.

These external oils and foreign substances can contaminate each equipment of the cutting automation system, and can reduce the quality of tube production. The tilting machine 400 tilts the tube T to discharge foreign substances inside the tube T. Is to remove it.

3 and 4, the tilting machine 400 is installed on one side of the tube supply conveyor 100.

At this time, one side refers to a position spaced apart in the row direction of the tube supply conveyor 100, and accurately refers to one side of the first reverse transfer means 120.

8, the tilting machine 400 includes a grip part 410, a body 420, and a driving part 430, as illustrated in FIG. 8.

The grip portion 410 serves to grip the cut tube T located in the first reverse transfer means 120 and bring it to the body 420 side.

The grip portion 410 moves straight toward the tube T, and moves up and down to grip the tube T in the up and down directions.

It is preferable to use a cylinder for generating power for the straight motion and the lifting motion, but it is not limited to the cylinder.

The body 420 is configured to be tilted by the power of the driving unit 430, and the grip unit 410 is installed.

At this time, the body 420 corresponds to the length of the cutting tube (T), one side of the body 420 is axially coupled to the tube supply conveyor (100).

By such a configuration, the body 420 may perform a rotational movement around one side.

The driving unit 4300 generates power to rotate the body 420 and is installed on the tube supply conveyor 100.

Precisely, the driving unit 430 serves to elevate the other side of the body 420 as shown in FIG. 9 rather than rotating the body 420.

The driving unit 403 is not limited to a specific configuration, and is preferably provided as a cylinder.

Next, the marking machine 500 is a device for imprinting a serial number or the like on the tube T from which the foreign matter has been removed through the tilting machine 400, and is installed on one side of the tube supply conveyor 100.

At this time, one side refers to a portion corresponding to the end of the tube T, as shown in FIG. 3.

Next, the deburring machine 600 serves to perform a chamfering operation to remove burrs at both ends of the tube T.

In the tube cutting process, burrs are generated at both ends of the tube T, and burr removal is performed through the deburring machine 600.

The deburring machine 600 is installed on both sides of the tube supply conveyor 100, as shown in FIG.

In addition, the deburring machine 600 is installed on one side in the row direction of the marking machine 400, the positions of the marking machine 400 and the deburring machine 600 may be interchanged with each other.

Next, the loading table 700 is configured to load the deburred tube T and measure the weight of the tube T.

3, the loading table 700 is installed on one side in the row direction of the tube supply conveyor 100, as shown in FIG.

It is preferable that a load cell is provided as a means for measuring the weight of the tube T through the loading table 700.

Next, the tube transfer means 800 serves to transfer the tube (T) between each equipment.

As described above, from the tilting machine 400 to the loading table 700, each equipment is installed side by side in the row direction, the tube transport means 800 is a configuration for transporting the tube (T) to each equipment will be.

As illustrated in FIG. 10, the tube transfer means 800 preferably includes an inclined plate 810 and a lifting means 820.

The inclined plate 810 is configured to allow the tube T to roll and move to each equipment installed in each process order, and is formed to be inclined downward toward one equipment in each process order.

The lifting means 820 serves to lift the tube T located below the inclined plate 810 and move it to the inclined plate 810, and is preferably provided as a cylinder.

At this time, a support piece 821 capable of supporting the tube T is installed at the upper end of the elevating means 820.

Hereinafter, an operation in which the tube cutting operation is automatically performed through the nuclear fuel rod tube cutting automation system having the above-described configuration will be described.

The tube T drawn through the pilgering equipment is withdrawn from the pilgering equipment (not shown).

At this time, the tube T enters the first forward conveying means 110 of the tube supply conveyor 100 in the direction in which it is withdrawn. (S100)

At this time, by the rolling of the rollers constituting the first forward conveying means 110, the tube T continues to progress toward the second forward conveying means 210 of the tube-out conveyor 200.

Subsequently, the tube T having the pilgering completed from the pilgering equipment is taken out as it is, and the entry into the second forward conveying means 210 of the tube-out conveyor 200 is completed.

Next, when the entry of the tube T into the second forward conveying means 210 is completed, rolling is stopped, and the rotation shaft 231 of the position variable stage 230 is rotated only by a certain angle.

Accordingly, the rotating member 232 is rotated in conjunction with the rotating shaft 231, in this process the tube (T) interferes with the upper surface of the rotating member 232 while rolling along the inclined surface of the rotating member 232 in the second reverse direction It is seated on the roller of the conveying means 220. (S300)

Next, after aligning the tube T seated on the second reverse transfer means 220 to the reference position, the entire length and the cutting length are measured. (S400)

Next, it passes through the cutter 300 only enough to cut the tube (T) is seated on the first reverse transfer means (120).

Accordingly, the cutting position of the tube T corresponds to the cutting means 310 of the cutter 300.

Thereafter, the cutter 300 is operated to cause the cutting means 310 to cut the tube T. (S500)

Subsequently, the cut tube T is seated on the roller of the first reverse conveying means 120 as shown in FIG. 4 by rolling of the first reverse conveying means 120.

Subsequently, as the lifting means of the tube conveying means 800 rises, the tube T seated on the roller corresponds to the grip portion 410 side of the tilting machine 400.

Then, the grip portion 410 of the tilting machine 400 moves from the body 420 to catch the cut tube T on the first reverse transfer means 120, as shown in FIG.

Next, after the grip portion 410 is returned to the original position, the driving portion 430 is operated to tilt the body 420 as shown in FIG. 9 (S600).

Accordingly, the tube (T) is also inclined, foreign substances, including external oil, which has been introduced into the tube (T), are discharged.

Next, the body 420 is returned to the original position, and the grip portion 410 moves straight to place the tube T on the inclined plate 810 above the tube supply conveyor 100.

At this time, the tube T rolls along the inclined plate 810 and moves toward the marking machine 500.

At this time, the tube (T) is suspended by the lifting means 820 of the tube transfer means 800 installed on the side of the marking machine 500, and is lowered by the action of the lifting means 820 to be seated on the roller.

Thereafter, the tube T is moved by rolling of the roller, and one end of the tube T corresponds to the marking machine 500.

Subsequently, the marking operation of the tube T is performed through the marking machine 500 (S700).

Next, the tube T, which has been marked, is raised through the lifting means 820, and rolls along the inclined plate 810 on the side of the deburring machine 600 to move to the side of the deburring machine 600.

At this time, the tube (T) is suspended by the lifting means 820 of the tube transfer means 800 installed on the side of the deburring machine 600, and is lowered by the action of the lifting means 820 to be seated on the roller.

Subsequently, the tube T is moved by rolling of a roller, so that one end corresponds to the deburring machine 600 on one side.

Thereafter, a deburring operation is performed at one end of the tube T through the deburring machine 600.

Thereafter, the tube T is moved to the deburring machine 600 on the other side by rolling of the roller, and the other end portion of the tube T corresponds to the deburring machine 600 on the other side.

Thereafter, a deburring operation is performed on the other end of the tube through the deburring machine 600. (S700)

As described above, when the deburring operation of both ends of the tube T is completed, the tube T is raised through the elevating means 820 and rolls along the inclined plate 810 on the loading table 700 side.

At this time, the tube (T) is suspended by the tube stopper (S) installed on the inclined plate 810 on the loading table 700 side is stopped.

The tube stopper (S), as shown in Figure 3, as a configuration for lifting in the inclined plate 810 on the side of the loading table 700, before the tube (T) is accommodated in the loading table 700, the operator This is a configuration for temporarily holding the tube T so that the tube T can be visually inspected.

Next, when the operator's visual inspection is completed, the tube stopper S descends, and the tube T rolls the inclined plate 810 as the obstacle disappears and falls to the loading table 700. (S800)

Next, the loading table 700 accommodates the tube T that has undergone the above-described series of processes, and measures the weight of the tube T through a load cell.

Subsequently, the tubes T accommodated in the loading table 700 and finished weighing are moved to equipment for the next process.

Thus, the peeled tube cutting process is completed.

As described so far, the nuclear fuel rod tube cutting automation system according to the preferred embodiment of the present invention can increase the tube productivity through an automated process, and the tube quality can be increased by tilting the tube during the process to discharge foreign substances inside the tube. Can be.

In the above, the present invention has been described in detail with respect to the described embodiments, but it is apparent to those skilled in the art that various modifications and variations are possible within the technical scope of the present invention, and it is natural that such modifications and modifications belong to the appended claims.

100: tube supply conveyor 110: first forward transfer means
120: first reverse transfer means 200: tube out conveyor
210: second forward conveying means 220: second reverse conveying means
230: variable position position 231: rotating shaft
232: pivoting member 232a: engaging piece
300: cutting machine 310: cutting means
400: tilting machine 410: grip portion
420: body 430: drive unit
500: marking machine 600: deburring machine
700: loading table 800: tube transfer means
810: inclined plate 820: elevating means
821: support piece T: tube
B: Bearing S: Tube stopper

Claims (5)

A tube supply conveyor that receives the peeled out tube and transports it in the traveling direction of the tube;
A tube out conveyor installed on one side parallel to the tube supply conveyor, and capable of back-transferring the tube supplied from the tube supply conveyor to the tube supply conveyor by varying a traveling path;
A cutter installed between the tube supply conveyor and the tube out conveyor and capable of cutting a tube conveyed back from the tube out conveyor;
A nuclear fuel rod tube cutting automation system including: a tilting machine installed on one side of the tube supply conveyor and tilting the cut tube to discharge and remove foreign substances introduced into the tube. According to claim 1,
The tube supply conveyor,
A first forward transfer means capable of transferring the tube in the direction of the tube out conveyor,
It includes a first reverse transfer means capable of transferring the tube cut through the cutter to the tube supply conveyor,
The tube-out conveyor,
A second forward transfer means installed in a straight line with the first forward transfer means and installed to have the same transfer direction as the transfer direction of the first forward transfer means;
It is installed in a straight line with the first reverse transfer means, and includes a second reverse transfer means installed to have the same transfer direction as the transfer direction of the first reverse transfer means,
A nuclear fuel rod tube cutting automation system, which is installed between the second forward conveying means and the second reverse conveying means, and includes a positional variable stage installed to move the tube of the second forward conveying means to the second reverse conveying means. The method according to claim 1 or 2,
The tilting machine,
A grip unit capable of gripping the tube by moving straight toward the tube located on the tube supply conveyor;
The grip portion is installed, and is installed in the longitudinal direction of the tube, one side is an axially coupled body;
Nuclear fuel rod tube cutting automation system comprising: a driving unit that can generate power on the other side of the body so that the other side of the body can be elevated around one side of the body. The method according to claim 1 or 2,
On one side of the tube supply conveyor, a loading table in which a tube is accommodated and a tube weight is measured is installed,
A nuclear fuel rod tube cutting automation system including a marking machine capable of marking tubes and a deburring machine capable of deburring both ends of the tube between the tube supply conveyor and the loading table. The method of claim 4,
The marking machine, the deburring machine, and the loading table are arranged in a row direction from the tilting machine, and the tube transferring means for transferring the tube is provided between the tilting machine, the marking machine, the deburring machine, and the loading table,
The tube transfer means,
A tilting plate installed above the tilting machine, the mating machine, the deburring machine, and the loading table, and inclined downward in the process order direction;
An automated fuel rod tube cutting automation system comprising: an elevating means for elevating a tube toward the inclined plate.

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