KR102384374B1 - Marking device for rolling marking - Google Patents

Abstract

The present invention relates to a marking device for rolling marking. More specifically, the marking device for rolling marking comprises: a mainframe; a loading unit arranged on one side of the mainframe, and holding a hose to be marked; an inclination unit for rolling the hose to be marked, discharged from the loading unit, to the lower side; a rolling transfer unit arranged on the mainframe, and simultaneously transferring and rotating the hose to be marked, transferred from the inclination unit; a marking module mounted on the mainframe and applying a marking liquid onto a cylindrical surface of the hose to be marked, rotating by being arranged in the upper part of the rolling transfer unit; and a discharge unit arranged on the other side of the mainframe, and discharging the hose marked by the marking module. In other words, the marking device for rolling marking transfers the hose to be marked while the hose to be marked rotates when the marking device transfers the hose to be marked, wherein the hose to be marked has a circular cross-section. Also, the marking device for rolling marking transfers the marking liquid sprayed by the marking module and applies the marking liquid onto the circumference of the hose to be marked at the same time. Therefore, the marking device for rolling marking can realize automation of a marking process, thereby improving productivity.

Description

Marking device for rolling marking

The present invention is a marking process by enabling the marking target hose to be transferred while rotating, and to apply the marking liquid sprayed through the marking module on the circumferential surface of the marking target hose rotating at the same time as the transfer when the marking target hose having a circular cross-section is transported. It relates to a marking device for rolling marking that can implement automation of and thereby increase productivity.

In general, fluids such as radiators and brake oil of automobiles and other ships or vessels used in engines, pneumatic equipment, hydraulic equipment, etc. These hoses are mainly made of rubber material.

The oil cooling hose is composed of a rubber layer formed on the outer and/or inner surface of the reinforcing layer made of high-tensile fibers, etc., and is extruded in a straight line by an extruder. It is being processed into various types of rubber hoses.

In addition, a connecting or fastening member such as a clip is coupled to both ends of the rubber hose, and is used to connect each device or fasten necessary parts. For example, the hose clip holds the hose with a certain elastic force, so that the hose is firmly fixed to the corresponding mechanical device to prevent the fluid from leaking.

In order to couple the connecting or fastening member to the rubber hose, it is necessary to mark the outer periphery of the rubber hose, that is, to indicate the coupling position of the connecting or fastening member on the circumference. Although marked on the main surface, there is a problem in that the marking paint scatters, and furthermore, there is a problem in that the production efficiency is lowered because it is not automated, and the efficiency and productivity of the operation are lowered when various types of hoses are produced.

In order to solve this problem, a rolling method marking on the circumference of the oil cooling hose to mark the connection position of the coupling member or other necessary working position of the connection member such as a clip coupled to the end of the oil cooling hose machined to a predetermined size and shape to solve this problem A marking device for performing is disclosed.

However, the prior art is configured to perform marking while rotating the marking roller on the circumferential surface using a marking roller. There is an inconvenience of having to install it on the guide unit. This inconvenience is problematic in terms of production yield by increasing the working time.

Republic of Korea Patent Publication No. 10-2019-0028599 (published on March 19, 2019)

The present invention has been devised to solve the above problems,

When transporting a marking target hose having a circular cross section, the marking target hose is rotated and transported, and the marking liquid sprayed through the marking module is applied on the circumferential surface of the rotating marking target hose at the same time as transporting, thereby automating the marking process. One purpose is to increase productivity through implementation.

The present invention introduces a friction member with excellent frictional force, such as a rubber material, to the conveying roller of the rolling conveying unit to increase the frictional force due to contact between the conveying roller and the marking target hose, thereby preventing the sliding phenomenon between the conveying roller and the marking target hose. for another purpose.

The present invention introduces a guide member for guiding the marking target hose so that the marking target hose transported by the rolling transfer unit does not deviate from the alignment line so that the marking solution can be applied to the correct marking position, and the spacing of the guide member Another purpose is to reduce the cost by introducing an interval adjusting unit that can adjust the .

A marking device for rolling marking according to the present invention includes a main frame; a loading unit disposed on one side of the main frame and containing a marking target hose; an inclined part for rolling downward the marking target hose discharged from the loading part; a rolling transfer unit disposed on the main frame to rotate the marking target hose transferred from the inclined unit at the same time as transfer; a marking module mounted on the main frame and disposed on the rolling transfer unit to apply a marking solution on the circumferential surface of the rotating marking target hose; and a discharge unit disposed on the other side of the main frame for discharging the hose marked by the marking module.

The rolling conveying unit according to the present invention is characterized in that it comprises a plurality of conveying rollers arranged side by side with the marking target hose, and a driving unit for transmitting power for rotation of the conveying roller.

The transfer roller of the rolling transfer unit according to the present invention is characterized in that it further includes a friction member for increasing the frictional force with the marking target hose.

According to the present invention, a guide member for aligning the marking target hose being transported by the rolling transfer unit spaced apart at a predetermined interval along the rolling transfer unit according to the present invention is further provided.

It is provided in the main frame according to the present invention, characterized in that it is further provided with an interval adjusting unit for adjusting the interval of the guide member according to the length of the marking target hose.

The marking device for rolling marking according to the present invention allows the marking target hose to rotate while transporting when the marking target hose having a circular cross-section is transported, and the marking solution sprayed through the marking module rotates simultaneously with the transport. By allowing the coating to be applied on the circumferential surface, it is possible to realize automation of the marking process, thereby increasing productivity.

In addition, the present invention supplies the marking target hose to the rolling transfer part through the rolling movement naturally through the loading part and the inclined part, and the rolling transfer part rotates with the rolling movement of the marking target hose by the transfer roller on the circumferential surface of the hose. By applying the marking liquid, it is possible to maximize the supply of products for the marking operation and the efficiency of the marking operation.

In addition, the present invention introduces a friction member having excellent frictional force, such as a rubber material, to the conveying roller of the rolling conveying unit to increase the frictional force due to contact between the conveying roller and the marking target hose, thereby preventing the sliding phenomenon between the conveying roller and the marking target hose. have.

In addition, the present invention increases the precision of the marking operation by introducing a guide member for guiding the marking target hose so that the marking target hose transported by the rolling transfer unit does not deviate from the alignment line so that the marking solution can be applied to the correct marking position. Product quality can be improved.

In addition, the present invention introduces a gap adjusting unit capable of adjusting the distance between the guide members, thereby eliminating the need for a separate jig or support during the marking operation of various hoses of different lengths, thereby reducing cost and increasing economic feasibility.

In addition, the present invention can not only implement the automatic process of the marking process for the marking device, thereby increasing the production yield.

1 is a perspective view showing a marking device for rolling marking according to the present invention;
2 is a front view showing a marking device according to the present invention;
3 is a plan view showing a marking device according to the present invention;
4 is a conceptual diagram showing rolling marking by a marking device according to the present invention;
5 is a perspective view showing various embodiments of the friction member of the conveying roller according to the present invention.

In order to explain the present invention, the operational advantages of the present invention, and the objects achieved by the practice of the present invention, preferred embodiments of the present invention are exemplified below and will be described with reference to them.

First, the terms used in the present application are only used to describe specific embodiments, and are not intended to limit the present invention, and the singular expression may include a plural expression unless the context clearly indicates otherwise. In addition, in this application, terms such as "comprise" or "have" are intended to designate that a feature, number, step, operation, component, part, or a combination thereof described in the specification exists, but one or more other It should be understood that this does not preclude the possibility of addition or presence of features or numbers, steps, operations, components, parts, or combinations thereof.

In describing the present invention, if it is determined that a detailed description of a related known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

In this specification, the marking target hose is intended for a product such as an oil cooler hose that must indicate the coupling position of the connection or fastening member as mentioned in the background technology of the invention, but this is an example of a circular cross section It is a comprehensive concept that includes various hose products that require a marking solution to be applied on the circumferential surface of the product with

1 to 4, the marking device for rolling marking according to the present invention is a main frame 10, a loading part 20, an inclined part 30, a rolling transfer part 40, a marking module 50 ) and is configured to include the discharge unit (60).

As shown in Figures 1 to 4, the main frame 10 according to the present invention is made of a plate shape and arranged along the transport direction of the marking target, so that the loading part 20, the inclined part 30, the rolling transport part 40 , the marking module 50 and the discharge unit 60 are mounted.

In addition, the main frame 10 has a leg portion 11 mounted on the lower portion so that the marking device maintains a constant height, a control box 13 is provided on the upper portion, and a power supply device 15 is disposed on one side of the front side. .

1 to 4, the loading unit 20 according to the present invention is configured such that the marking target hoses (H) are loaded and the marking target hoses (H) disposed at the bottom can be discharged one by one.

The loading part 20 is made in the form of a container, and a support part 26 is mounted on the upper surface of one side of the main frame 10 at the lower part in order to maintain a constant height.

In addition, the loading part 20 is provided with a discharge port 21 so that the marking target hoses (H) can be discharged one by one at the lower front side as shown in FIG. In this case, a first discharge guide plate 22 inclined downward toward the front is formed up to the discharge port 21 in the loading part 20 so as to facilitate discharge of the marking target hose (H) to the discharge port 21, so that the loading part (20) The marking target hose (H) disposed on the lower side can be naturally discharged to the discharge port 21 riding the inclined surface of the first discharge guide plate (22). In addition, it is also preferable that a second discharge guide plate 23 connected to the rear end of the first discharge guide plate 22 and inclined toward the front is provided so that the movement of the marking target hose H can be naturally made downward. .

Furthermore, the discharge port 21 has a first bent part 24 bent upward inward, and a second bent part ( 25) can be formed. The first bent part 24 guides the marking target hose (H) to the outlet 21 to facilitate discharge, and the second bent part 25 is the marking target hose (H) on the first bent part 24 upper part. ) is induced so that the marking target hose (H) can flow down to the outlet 21 while not being placed on it or being caught.

The loading part 20 according to the present invention has the first and second discharge guide plates 22 and 23, and the first and second bent parts 24 and 25, so that the marking target hose (H) is connected to the discharge port ( 21), it is desirable to make the marking work smoothly by allowing them to be discharged one by one while flowing naturally.

1 to 4, in the inclined portion 30 according to the present invention, the marking target hose (H) discharged from the discharge port 21 of the loading unit 20 can flow down to the rolling transfer unit 40 as shown in FIGS. It is constructed in an inclined shape so that

In this case, the inclined part 30 has a rear end connected to the discharge port 21 of the loading part 20, and a guide part formed along the transport direction of the marking target hose H is provided at the edge of the marking target to roll down on the inclined surface. It is desirable to ensure that the hose (H) does not deviate from the alignment line.

1 to 4, the rolling transfer unit 40 according to the present invention is arranged on the main frame 10 and rotates at the same time as the transfer of the marking target hose (H) supplied by the inclined unit 30 configured to do so.

The rolling transfer unit 40 for this purpose is configured to include a plurality of transfer rollers 41 arranged side by side with the marking target hose (H), and a driving unit for transmitting power for rotation of the transfer roller 41 .

First, the conveying roller 41 of the rolling conveying unit 40 enables rotation and conveying of the marking target hose (H) supplied from the inclined unit 30 on a horizontal plane formed by a plurality of conveying rollers 41 . That is, the marking target hose (H) is in contact with the conveying roller 41 disposed on the lower side, and is rotated by friction with the conveying roller 41, so that movement in the conveying direction is possible.

In this case, the conveying roller 41 is usually made of a metal material and has a relatively weak frictional force, so a friction member 43 having a large frictional force, such as a rubber material, is provided on the conveying roller 41 to transfer the marking target hose (H) It is also desirable to increase the friction force between the rollers (41). Such a friction member 43 is formed in a ring shape as shown in Fig. 5 (a) and mounted on the conveying roller 41, or in a patch form as shown in Fig. 5 (b), or in Fig. 5 (c). ) is attached to the transport roller 41 in the form of a film as shown in the figure to increase the frictional force by contact with the marking target hose (H) to prevent sliding between the marking target hose (H) and the transport roller 41, thereby preventing the marking target It is also desirable to enable the rotation and transfer of the hose (H) to be implemented more smoothly.

In addition, the driving unit of the rolling transfer unit 40 transmits power to the plurality of transfer rollers 41 so that the transfer rollers 41 can rotate. In this case, the driving unit can be introduced in various forms. For example, a gear is mounted on one end or both ends of the transfer roller 41 , and the gears of the adjacent transfer roller 41 are meshed with each other to receive power by a driving motor disposed on one side. In this case, a gear is mounted on the drive shaft of the drive motor, and the gear of the drive motor and the gear of the transfer roller 41 disposed on one side are meshed with each other, so that the driving force of the drive motor can be transmitted. Alternatively, the timing belt rotating by the driving motor may directly rotate the gears of each transfer roller 41 to transmit power to the transfer roller 41 . That is, the power transmission device for rotation of the conveying roller 41 can be implemented in various forms other than the above embodiment.

It is preferable that the guide member 70 is provided so that the marking target hose is aligned and transported when the marking target hose H is rotated and transported by the rolling transfer unit 40 as described above.

Such guide members 70 are arranged on both sides of the rolling transfer unit 40 along the transport direction of the marking target hose (H), and are spaced apart from each other at a predetermined interval, that is, at an interval corresponding to the length of the marking target hose (H). . Therefore, both ends of the marking target hose (H) transferred by the rolling transfer unit 40 are in contact, but by supporting so as to slip, it is possible to align the marking target hose (H).

In addition, an enlarged part 71 extending outwardly on the inlet side and the discharge side of the guide member 70 is formed to prevent the entry of the marking target hose (H) flowing in through the loading part 20 and the inclined part 30. It is also preferable to induce and facilitate the discharge of the marking target hose (H) marked by the marking module 50 to be described later while being conveyed by the rolling transfer unit 40 .

This is to ensure that the marking target hose (H) is arranged on the alignment line by the guide member 70, so that the marking position can be accurately maintained during the marking operation by the marking module 50, thereby further improving the quality of the product. .

Furthermore, the marking target hose (H) needs to adjust the interval of the guide member 70 in that the length of the hose may vary depending on the product, and it is preferable that the interval adjusting unit 80 corresponding thereto is provided. .

The gap adjusting unit 80 is mounted on the main frame 10 and is mounted on the control bar 81 connected to the outer surface of each guide member 70 is disposed on the outside of each guide member 70, the adjustment bar A control block 83 provided with a slide hole 83a through which (81) is coupled is configured.

The short adjustment unit configured as described above can adjust the interval of the guide member 70 according to the length of the marking target hose (H) when the hose product is changed and the length of the marking target hose (H) is changed. In this case, the interval adjustment of the guide member 70 is performed by moving the adjusting bar 81 in the inward or outward direction through the slide hole 83a, or each guide member 70 itself is moved in the inward or outward direction. It is possible to adjust the spacing by moving Either way, the adjustment bar 81 is maintained at a constant height by the adjustment block 83, and can be moved through the slide hole 83a, thereby realizing a stable operation.

This is not only economical in that it is not possible to introduce a separate support jig according to the length of the hose to align the marking target hose (H) when marking various products of different lengths, but also reduces the structure and operation In terms of simplicity, work efficiency can also be improved.

1 to 4, the marking module 50 according to the present invention sprays the marking liquid to the marking target hose (H) rotated and transported by the rolling transfer unit 40 to perform the rolling marking operation. is composed

The marking module 50 according to the present invention includes a mounting member 51 installed on the main frame 10, a marking liquid supply unit for supplying a marking liquid, and a supply pipe to spray the marking liquid supplied from the marking liquid supply unit and It is comprised including the nozzle part 53 comprised by the nozzle 53c.

That is, the marking liquid supply unit of the marking module 50 is not shown in the accompanying drawings, but a water tank and a pump in which the marking liquid is stored are configured to supply the marking liquid to the nozzle unit 53 through discharge.

The nozzle part 53 of the marking module 50 is mounted on the mounting member 51 and connected to the first supply pipe 53a connected to the marking liquid supply part and the pipe through the pipe, and the first supply pipe 53a. It is composed of a second supply pipe (53b) provided with a nozzle (53c) of. In this case, the first supply pipe (53a) is connected by a bracket (55) mounted on the mounting member (51), and is disposed to be perpendicular to the transfer direction of the hose (H) to be marked. The second supply pipe (53b) is arranged to be perpendicular to the first supply pipe (53a), arranged in parallel to the transport direction of the marking target hose (H), may be composed of a pair spaced apart by a predetermined interval. In addition, the first supply pipe (53a) and the second supply pipe (53b) may be connected in the form of a branch pipe so that the marking solution from the marking solution supply unit can be supplied.

In the marking module 50 configured as described above, two modules may be disposed as shown in FIG.

The marking operation by the marking module 50 configured in this way is a plurality of nozzles 53c of the marking module 50 on the marking target hose (H) that is rotated and transferred simultaneously by the rolling transfer unit 40 as shown in FIG. 4 . The marking liquid is sprayed and applied. In this case, since the marking target hose (H) is rotated along with the transfer, the marking liquid sprayed from the nozzle 53c of the marking module 50 is applied along the circumferential surface of the marking target hose (H). Therefore, rolling marking is possible on the circumferential surface of the marking target hose (H) having a circular cross section.

In this case, as shown in FIG. 1 , when the nozzle unit 53 has two second supply pipes 53b disposed side by side, marking may be performed on both ends of the marking target hose H. Contrary to this, when the marking points are different, it is also possible to change the configuration of the nozzle unit 53 according to the position or number to be marked.

On the other hand, when marking by the marking module 50, the marking liquid sprayed by the nozzle unit 53 is diffused to prevent marking at positions other than the marking point, directly under the nozzle unit 53 of the marking module 50. A blocking plate 90 placed in the room and placed on the main frame 10 may be provided. In this case, the blocking plate 90 is provided with a marking liquid passing hole 91 in the form of a long hole formed along the transport direction so that the marking liquid sprayed from the nozzle 53c can pass therethrough. Of course, the through hole 91 of the blocking plate 90 should be disposed on the marking point of the marking target hose (H).

Therefore, the marking liquid sprayed from the nozzle unit 53 reaches the marking point of the marking target hose (H) through the through hole 91, and the spreading marking liquid is the marking target hose (H) by the blocking plate 90 . Marking quality can be maintained well by not marking until.

1 to 3 , the discharge unit 60 according to the present invention is configured so that the hose on which the marking operation is completed by the marking module 50 can be conveyed and discharged by the rolling conveying unit 40 .

That is, the discharge unit 60 according to the present invention is connected to the other side of the main frame 10 and includes a discharge plate 61 inclined downward, and a discharge box 63 disposed under the discharge plate 61 . . Accordingly, the hose marked by the rolling transfer unit 40 flows downward through the discharge plate 61 and falls, and the marked hose falling may be loaded in the discharge box 63 .

As such, the present invention has been described with reference to one embodiment shown in the drawings, but this is merely exemplary, and various modifications and equivalent other embodiments are possible by those skilled in the art. will understand

Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims.

H : Marking target hose
10 : mainframe
11: leg part 13: control box
15: power supply
20: loading part
21: discharge port 22: first discharge guide plate
23: second discharge guide plate 24: first bent part
25: second bent part 26: support part
30: inclined part
40: rolling transfer unit
41: feed roller 43: friction member
50: marking module
51: mounting member 53: nozzle part
53a: first supply pipe 53b: second supply pipe
53c: nozzle 55: bracket
60: discharge part
61: discharge plate 63: discharge box
70: guide member
71: extension
80: gap adjustment unit
81: control bar 83: control block
83a: slide ball
90: protection plate
91: passing ball

Claims (5)

mainframe 10;
a loading part 20 disposed on one side of the main frame 10 and containing a marking target hose (H);
an inclined portion 30 for rolling downward the marking target hose (H) discharged from the loading portion 20;
a rolling transfer unit 40 disposed on the main frame 10 and configured to rotate the marking target hose (H) transferred from the inclined portion 30 at the same time as transfer;
a marking module 50 mounted on the main frame 10 and disposed on the rolling transfer unit 40 to apply a marking solution on the circumferential surface of the rotating marking target hose (H); and
It is disposed on the other side of the main frame 10 and the discharge part 60 for discharging the hose marked by the marking module 50;
The loading part 20 is provided with a discharge port 21 for discharging the marking target hose (H) at the lower front side,
The loading part 20 has a first discharge guide plate 22 inclined downward toward the front discharge port, and is connected to the rear end of the first discharge guide plate 22, and a second inclined toward the front. A discharge guide plate 23 is provided,
The discharge port 21 has a first bent part 24 bent upward inward, and a second bent part having the end in contact with the inner wall of the front surface of the loading part 20 by bending the first bent part 24 forward. (25) A marking device for rolling marking, characterized in that it is provided.
According to claim 1, wherein the rolling transfer unit (40)
A plurality of conveying rollers 41 arranged side by side with the marking target hose (H),
A marking device for rolling marking, characterized in that it comprises a driving unit for transmitting power for rotation of the conveying roller (41).
3. The method of claim 2,
A marking device for rolling marking, characterized in that the conveying roller 41 of the rolling conveying unit 40 is further provided with a friction member 43 for increasing the frictional force with the marking target hose (H).
The method of claim 1,
Rolling, characterized in that the guide member 70 is further provided to align the marking target hose (H) being spaced apart at a predetermined interval along the rolling transfer unit (40) and being transported by the rolling transfer unit (40). A marking device for marking.
5. The method of claim 4,
Marking for rolling marking, characterized in that provided in the main frame (10) and further provided with an interval adjusting unit (80) for adjusting the interval of the guide member (70) according to the length of the marking target hose (H) Device.

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