KR102267387B1 - Packing method for cold drawn bar - Google Patents

Abstract

An object of the present invention is to provide a method for packaging a cold drawn rod for improving packaging properties and for automating packaging.
In order to achieve the above object, the present invention provides a cold drawn bar packaging method for packaging a set loaded by cutting a drawn bar manufactured through cold drawing to a predetermined size, A wrapping paper taking-out step of taking out and placing it on a conveyor; a rod set mounting step of seating the rod set on the top of the wrapping paper; a wrapping paper cutting step of cutting the wrapping paper from the wrapping paper roll in consideration of the length of the bag set; a wrapping paper wrapping step of driving a wrapper positioned at the top of the conveyor to wrap the cut wrapping paper in the longitudinal direction of the bag set, and then wrapping the side wrapper around the bag set with the wrapping paper; a band binding step of binding the set wrapped in wrapping paper with a band using a plurality of band binding machines; A transport step of transporting the set of bags, the packaging of which has been completed, using a conveyor; A labeling step of attaching a label to the wrapping paper surrounding the set; and a discharging step of discharging the set of bags in which the entire packaging is completed from the conveyor.

Description

Packing method for cold drawn bar

The present invention relates to a method for packaging a cold-drawn rod, and more particularly, to a method for packaging a cold-drawn rod for efficiently packaging a plurality of rods manufactured by a cold-drawing method.

In general, cold drawn bar (CD bar) is also called bar steel, and refers to a bar-shaped product cut to an appropriate length after straightness is given through processing of raw materials into a desired shape through a die. do. That is, the wire rod that has undergone the hot rolling process is passed through a die to reduce the cross-sectional area while providing straightness in a bar shape, and then cut to an appropriate length and manufactured.

The cold drawing method as described above has an advantage in that the surface characteristics of the manufactured rod are excellent, and the rod having a different cross-section can also be continuously manufactured, so various manufacturing methods are limited.

For example, Korean Patent Application Laid-Open No. 2016-0059697 relates to a system and method for manufacturing a cold drawn bar for cold forging, and more accurate dimensions and weight by measuring not only the dimensions of the cold drawn bar cut material used for cold forging but also the weight. A configuration capable of manufacturing a cold drawn bar having a

In addition, Patent Publication No. 2003-0061581 discloses a method for manufacturing a brass bar having a polygonal cross section through cold drawing, the step of drawing a brass wire having a circular cross section with a die having a polygonal hole formed therein, and annealing the drawn brass material A brass rod comprising the steps of, straightening the annealed polygonal brass material in a straight line, cutting the polygonal brass material to a predetermined length, and chamfering both ends of the cut polygonal brass material A manufacturing method is disclosed.

In addition, in Patent Publication No. 2006-0073567, both sides of the outer circumferential surface of the insertion part into which the pipe is inserted are formed to be inclined inwardly based on the center; and one side of the central concave recessed part is formed of a wick forming part formed with fine projections, Disclosed is a cold drawing apparatus for a heat pipe characterized in that the other side is formed of a magnetic rod, and the concave portion and the connecting portion of the wick forming portion are formed by a combination of a rotating mandrel which is inclined.

On the other hand, the rods manufactured by cold drawing are continuously produced, but are cut to a certain length as necessary, and packed with paper or wrapping paper composed of paper and synthetic resin to protect the surface during movement.

The packaging is not performed with respect to a single rod, but packaging is performed by using a set of stacked rods as a single packaging unit.

At this time, packaging is mainly carried out manually, so the packaging quality is not constant because the folded state of the wrapping paper and the band binding position vary depending on the operator, so a new packaging method is needed for standardization of packaging and automation of packaging itself. .

The present invention has been devised to overcome the disadvantages of the prior art as described above, and an object of the present invention is to provide a method for packaging a cold-drawn bar for improving packaging characteristics and automating packaging.

In order to achieve the above object, the present invention provides a cold drawn bar packaging method for packaging a set loaded by cutting a drawn bar manufactured through cold drawing to a predetermined size. A wrapping paper taking-out step of taking out and placing it on a conveyor; a rod set mounting step of seating the rod set on the top of the wrapping paper; a wrapping paper cutting step of cutting the wrapping paper from the wrapping paper roll in consideration of the length of the bag set; a wrapping paper wrapping step of driving a wrapper positioned at the top of the conveyor to wrap the cut wrapping paper in the longitudinal direction of the bag set, and then wrapping the side wrapper around the bag set with the wrapping paper; a band binding step of binding the set wrapped in wrapping paper with a band using a plurality of band binding machines; A transport step of transporting the set of bags, the packaging of which has been completed, using a conveyor; A labeling step of attaching a label to the wrapping paper surrounding the set; and a discharging step of discharging the set of bags in which the entire packaging is completed from the conveyor.

Preferably, the step of binding the band is characterized by binding with a band binding machine, transferring the rod set to a conveyor, and then binding again with a band binding machine.

Preferably, in the band binding step, it is characterized in that the paper is positioned on one side of the band.

Preferably, in the step of withdrawing the wrapping paper, the wrapping paper comprises a paper wrapping paper and a synthetic water wrapping paper.

In the cold drawn rod packaging method according to the present invention, when a rod set containing a plurality of produced rods is supplied as a set, the wrapping paper wraps the rod set, binds the rod set with a band, and attaches a label is sequentially performed, It can be linked according to the size of the product, so it is possible to efficiently pack the cold-drawn bar. In addition, if the individual process is automated, the entire packaging operation can be automated and the packaging operation can be performed quickly.

1 is a flowchart of a cold drawn bar packaging method according to the present invention;
Figure 2 is a configuration and explanatory view of the packaging take-out step shown in Figure 1,
Figure 3 is a view of the complete operation of Figure 2,
4 is an embodiment of a stick set,
5 is an explanatory view of the wrapping paper cutting step shown in FIG. 1,
6 is an explanatory view of the wrapping paper wrapping step shown in FIG. 1,
Figure 7 is an explanatory view of the band binding step shown in Figure 1,
FIG. 8 is an explanatory view of a label attached by the labeling step shown in FIG. 1 .

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

As shown in FIG. 1, the cold-drawn rod packaging method according to the present invention includes a wrapping paper withdrawal step (S1), a rod set seating step (S2), a wrapping paper cutting step (S3), a wrapping paper wrapping step (S4), a band binding step ( S5), the transfer step (S6), the labeling step (S7) and the discharging step (S8) is configured to include a set of cold drawn rods having a constant length can be continuously packaged as a unit.

Hereinafter, each step will be described in detail.

Wrapping paper withdrawal step (S1)

The cold drawn bar packaging method according to the present invention is performed on a conveyor 10 , wherein the conveyor 10 has a length capable of accommodating a set of cold drawn bars 1 , and the set of rods is driven by a rotating roll 11 . (1) is a configuration that can be transferred.

First, in the wrapping paper take-out step (S1), as shown in FIGS. 2 and 3 , the gripper 20 formed on one side of the conveyor 10 is transferred to the right by a telescopic cylinder, and then the wrapping paper roll 30 ) After gripping the wrapping paper (2) disposed at the end, it is transferred to the left to take out the wrapping paper (2). At this time, a wrapper 40 for wrapping the wrapping paper 2 is positioned at the top of the conveyor 10 to guide the cross-section of the wrapping paper 2 in a curved form.

Accordingly, the wrapping paper 2 is formed in a circular arc shape in cross section, and is disposed long in the longitudinal direction.

If necessary, the wrapping paper may include a paper wrapping paper and a synthetic resin wrapping paper supplied separately, in this case, the gripper 20 is configured as a double so that the two wrapping papers 2 can be drawn out at the same time. have.

And it is preferable that the wrapping paper made of the synthetic resin is disposed so as to be in contact with the rod set 1 to be described later, and the wrapping paper made of the synthetic resin performs a waterproof function.

stick set Settling step (S2)

A rod set seating step (S2) of seating the rod set (1) on the top of the wrapping paper (2) drawn out through the wrapping paper withdrawal step (S1) is performed.

The rod set 1 means that a plurality of rods are loaded, and the cross-sectional shape of the loaded rod set 1 is preferably a hexagon, and after the unit rod is manufactured, it is loaded in advance in the same manner as described above.

As shown in FIG. 4 , the rod set 1 is seated on the top of the wrapping paper 2 through a separate transport means such as a crane.

Wrapping paper cutting step (S3)

The wrapping paper cutting step (S3) is a step of cutting one end of the wrapping paper 1 as shown in FIG. 5 when the bag set 1 is seated on the top of the wrapping paper 1 through the stick set seating step S2. .

The cutting of the wrapping paper 1 is performed by the knife 50 located at one side of the conveyor 10 in consideration of the length of the rod set 1 input in advance. That is, the wrapping paper 1 is cut by the operation of the knife 50 .

wrapping paper wrapping Step (S4)

The wrapping paper wrapping step (S4) is a step of wrapping the cut wrapping paper 2 in the bag set 1, and as shown in FIG. 6, the wrapping paper 2 is wrapped with the bag set 1 by the operation of the wrapper 40. ) to be covered.

Then, after the side wrapper 45 rises on the side surface of the rod set 1 , a plurality of transfer bars 46 operate to perform the side wrapping of the rod set 1 .

At this time, the side wrapper 45 is first operated, and then the wrapper 40 is operated to complete the wrapping of the entire rod set 1 .

If necessary, the wrapper 40 may be operated first and then the side wrapper 45 may be operated. However, it is preferable that the operation of the two devices is performed in time series.

Band binding step (S5)

The band binding step (S5) is a step of binding the outer surface of the rod set 1 in a state in which the wrapping paper is wrapped with a band through the wrapping paper wrapping step (S4).

At this time, the conveyor 10 includes a separate band binder 60, and, if necessary, may be implemented in a form in which a paper band is inserted into the inner surface of the band.

The band binder 60 includes a head 61 for binding the band and a band guide 62 for guiding the band supplied through the head 61, as shown in FIG. 7, and a paper on the inner surface of the band. When is located, it may be configured to include a separate paper feeder.

The band guide 62 is transferred to the outer surface of the conveyor 10 only when a necessary band is bound.

The band binding machine 62 is configured in plurality, but when the number of band bindings is large, a plurality of steps may be performed by combining binding and transport, such as band binding, rod set transport, band binding, and the like.

Of course, the band guide 62 is preferably positioned to retreat to the lower end of the conveyor 10 after binding is completed.

Transfer step (S6)

The transfer step (S6) is a step for attaching a label to the surface of the wrapping paper (2) of the stick set (1) where the band binding step (S5) is completed.

Typically, a label attaching device is located on the side of the conveyor 10, and this is a step performed to attach a label to an accurate position.

labeling Step (S7)

The labeling step (S7) is a step of attaching a label to the surface of the wrapping paper 1 surrounding the stick set 1 by driving the labeling device as shown in FIG. 8 .

A conventional labeling apparatus may be used, and if necessary, it may be implemented manually.

Discharge step (S8)

In the discharging step (S8), the rod set 1, which has completed the labeling step (S7), is finally discharged from the conveyor 10, and is transferred using another conveyor device or a crane.

The bag set 1, which has completed the discharging step S8, is wrapped with a wrapping paper 2, bound by a band, and additionally a label is attached to the surface to complete the entire packaging process.

Here, the label contains information about the product, and through the label, it is possible to identify the characteristics and characteristics of the product.

The cold-drawn bar packaging method according to the present invention provides the advantage of realizing overall packaging automation if the above steps are performed in time series and an apparatus implementing the operation of each step is implemented.

In the above, the present invention has been illustrated and described with respect to specific preferred embodiments, but the present invention is not limited to these embodiments, and those of ordinary skill in the art to which the present invention pertains in the claims. Various types of embodiments that can be implemented within the scope without departing from the technical spirit are included.

1: bag set 2: wrapping paper
10: conveyor 20: gripper
30: wrapper roll 40: wrapper
45: side wrapper 50: knife
60: band binder 61: head
62: band guide

Claims (4)

In the cold drawn bar packaging method for automatically packaging a set of loaded bars by cutting a drawn bar manufactured through cold drawing to a predetermined size, the method comprising:
A wrapping paper taking-out step of taking out the wrapping paper wound on the wrapping paper roll located on the side of the conveyor using a gripper and arranging it on the conveyor in the longitudinal direction;
a rod set mounting step of seating the rod set on the top of the wrapping paper using a transfer means;
a wrapping paper cutting step of cutting the wrapping paper from the wrapping paper roll using a knife positioned on one side of the conveyor in consideration of the length of the bag set;
a wrapping paper wrapping step of driving a wrapper positioned at the top of the conveyor to wrap the cut wrapping paper in the longitudinal direction of the bag set, and then wrapping the side of the bag set with the wrapping paper using a side wrapper;
a band binding step of binding the set wrapped in wrapping paper with a band using a plurality of band binding machines;
A transport step of transporting the set of bags, the packaging of which is completed, using a conveyor;
A labeling step of attaching a label to the wrapping paper wrapped in the bag set using a labeling device; and
A discharging step of discharging the bag set on which the entire packaging is completed from the conveyor;
In the band binding step, the cold drawn bar packaging method, characterized in that binding with a band binding machine, transferring the rod set to a conveyor, and then binding again with a band binding machine.
delete The method according to claim 1, wherein the paper is positioned on one surface of the band in the band binding step.
The method according to claim 1, wherein in the step of withdrawing the wrapping paper, the wrapping paper comprises a paper wrapping paper and a synthetic water wrapping paper.

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