KR20230033205A - Vehicle hose processing unit - Google Patents

Abstract

One embodiment of the present invention provides a vehicle hose processing unit including: a first cooling module that is connected to one end of a vehicle hose and processes and cools the one end; and a second cooling module that is disposed facing the first cooling module, is connected to the other end of the vehicle hose, and processes and cools the other end.

Description

Vehicle hose processing unit {Vehicle hose processing unit}

The present invention relates to an apparatus, and more particularly to a hose processing unit for a vehicle.

The blow molding method is a method of manufacturing a desired shape by inserting a melted material into a mold and injecting air thereto, and is widely used as a method for manufacturing a product such as a vehicle hose. While it is easy to manufacture a product manufactured using the blow molding method in a desired outer shape, it is difficult to uniformly manufacture the shape and thickness of the inner surface.

In particular, in the case of both ends of a product such as a vehicle hose, it is difficult to manufacture exactly according to the size of the other parts of the vehicle to which the vehicle hose is assembled, so in general, after making the product through the blow molding method, both ends are internally processed. is additionally performed to adjust the size.

However, chips or powder may remain on the inner surface of both ends of the product during the inner diameter processing process, so when used in a vehicle that requires cleanliness of the product, such as a hydrogen fuel cell vehicle, there is a problem that inner diameter processing is not easy. .

The technical problem to be achieved by the present invention is to provide a vehicle hose processing unit capable of processing a product so that processing residues such as chips or powder are not generated by not requiring a separate inner surface processing.

The technical problem to be achieved by the present invention is not limited to the above-mentioned technical problem, and other technical problems not mentioned can be clearly understood by those skilled in the art from the description below. There will be.

In order to achieve the above technical problem, a vehicle hose processing unit according to an embodiment of the present invention is connected to one end of the vehicle hose, and a first cooling module for processing and cooling the one end, facing the first cooling module. It may include a second cooling module arranged to see and connected to the other end of the vehicle hose to process and cool the other end.

In one embodiment of the present invention, the first cooling module and the second cooling module are connected to a base portion, a cooling pipe disposed in the base portion and having a passage through which cooling water flows, and the cooling pipe. And, it is inserted into the end of the vehicle hose may be provided with a jig portion for adjusting the shape and thickness of the inner surface.

In one embodiment of the present invention, the first cooling module is disposed to be linearly movable in a first direction, and may move toward or away from the second cooling module.

In one embodiment of the present invention, the second cooling module is disposed to be linearly movable in the second direction, and the height can be adjusted based on the shape of the vehicle hose.

In one embodiment of the present invention, the vehicle hose is manufactured through a blow molding method, and the jig part is inserted into the end of the vehicle hose heated in the blow molding process and fitted by being fitted. It can be.

In one embodiment of the present invention, the first cooling module and the second cooling module, after the jig portion is inserted into the end of the vehicle hose, the cooling water may be used to cool the end of the vehicle hose. .

In one embodiment of the present invention, the jig unit may be connected interchangeably based on the type of the vehicle hose.

In one embodiment of the present invention, the first cooling module and the second cooling module may further include a fixing member for fixing the jig portion inserted into the end of the vehicle hose.

The vehicle hose processing unit according to the embodiments of the present invention cools the vehicle hose in a state in which jig parts manufactured to match the counterpart part are inserted into both ends of the vehicle hose and performs inner surface processing, thereby producing the same type of counterpart part. It is possible to manufacture a vehicle hose having an inner surface of a certain shape and thickness to be joined.

In addition, unlike conventional vehicle hose processing systems and methods, there is no need to perform additional inner surface processing such as boring on the inner surfaces of both ends of the vehicle hose, thereby preventing processing residues such as chips or powder from being generated. can Accordingly, it is possible to manufacture a vehicle hose suitable for vehicles where product cleanliness is important, such as a hydrogen fuel cell vehicle.

The effects of the present invention are not limited to the above effects, and should be understood to include all effects that can be inferred from the description of the present invention or the configuration of the invention described in the claims.

1 is a cross-sectional view showing before and after processing of a vehicle hose according to a conventional vehicle hose processing system and method.
Figure 2 is a perspective view showing a vehicle hose processing unit according to an embodiment of the present invention.
3 is a perspective view illustrating a state in which a type of vehicle hose is processed using the vehicle hose processing unit of FIG. 2 .
Figure 4 is a perspective view showing a state in which different types of vehicle hoses are processed using the vehicle hose processing unit of FIG. 2 .
5 is a perspective view showing the shape of a jig part provided in a cooling module according to an embodiment of the present invention.
6(a) is a cross-sectional view showing a hose for a vehicle manufactured through blow molding, and FIG. 6(b) is a jig portion of a first cooling module and a second cooling module at both ends of the hose for a vehicle of FIG. 6(a), respectively. It is a cross-sectional view showing the inserted state.

Hereinafter, the present invention will be described with reference to the accompanying drawings. However, the present invention may be embodied in many different forms and, therefore, is not limited to the embodiments described herein. And in order to clearly explain the present invention in the drawings, parts irrelevant to the description are omitted, and similar reference numerals are attached to similar parts throughout the specification.

Throughout the specification, when a part is said to be "connected (connected, contacted, combined)" with another part, this is not only "directly connected", but also "indirectly connected" with another member in between. "Including cases where In addition, when a part "includes" a certain component, it means that it may further include other components without excluding other components unless otherwise stated.

Terms used in this specification are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, terms such as "include" or "have" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, but one or more other features It should be understood that the presence or addition of numbers, steps, operations, components, parts, or combinations thereof is not precluded.

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

1 is a cross-sectional view showing before and after processing of a vehicle hose according to a conventional vehicle hose processing system and method.

1, in general, in the case of a product manufactured through a blow molding method (hereinafter referred to as a vehicle hose), a hollow passage is provided inside, but both ends E1 and E2 are blocked. It can be [see Fig. 1 (a)]. Then, in order to form an opening that communicates the inner passage and the outside of the vehicle hose, a process of cutting both ends E1 and E2 is performed (see FIG. 1 (b)).

Then, in order to process the inner surface of the both ends E1 and E2 of the vehicle hose having the opening into a desired shape and thickness, by using a separate processing device, internal processing such as boring is performed, so that the vehicle hose An inner shape corresponding to the mating part can be obtained. However, in the process of processing the inner surface, there is a problem in that chips and powder, which are processing residues according to the boring process, are generated.

Figure 2 is a perspective view showing a vehicle hose processing unit according to an embodiment of the present invention. 3 is a perspective view illustrating a state in which a type of vehicle hose is processed using the vehicle hose processing unit of FIG. 2 . Figure 4 is a perspective view showing a state in which different types of vehicle hoses are processed using the vehicle hose processing unit of FIG. 2 . 5 is a perspective view showing the shape of a jig part provided in a cooling module according to an embodiment of the present invention.

Referring to FIGS. 2 to 5 , the vehicle hose processing unit 10 may be a processing unit for secondary processing and cooling of the object to be processed after the primary processing including the heating process is completed.

Here, the object to be processed may be, for example, a vehicle hose 100 installed in a vehicle, such as a brake hose or a power steering hose. In addition, the vehicle hose 100 on which the primary processing is completed may have both ends open.

The vehicle hose processing unit 10 may include a first cooling module 200 and a second cooling module 300 . In this case, the first cooling module 200 and the second cooling module 300 may be disposed to face each other.

The first cooling module 200 may cool and/or process one end (hereinafter, a first end) E1 of the vehicle hose 100 . Specifically, the first cooling module 200 may be connected to the first end E1 of the vehicle hose 100, and inside cutting the first end E1 may be performed.

At this time, the first cooling module 200 includes a base part (hereinafter, a first base part) 210, a cooling pipe (hereinafter, a first cooling pipe) 220, and a jig part (hereinafter, a first jig part). (230) may be provided.

The first cooling pipe 220 may be installed and supported on the first base part 210 . For example, the first base part 210 may be formed by connecting a plurality of frames or may be formed of a metal plate.

The first base part 210 may be disposed to be reciprocally linearly movable along a first direction (A1 direction in FIG. 3 ). In this case, the first base part 210 may move toward or away from the second cooling module 300 disposed at a facing position (see FIG. 3 ).

As an example, the first base part 210 may be connected to an external driving unit (not shown) and linearly move using driving force supplied from the driving unit. As another embodiment, the first base portion 210 may linearly move by manual manipulation of a worker who processes the vehicle hose 100 using the vehicle hose processing unit 10 .

The first cooling pipe 220 may provide a passage through which cooling water supplied from the outside moves. Specifically, a passage through which cooling water flows may be formed inside the first cooling pipe 220 . This passage is provided to communicate with a cooling water supply device (not shown) disposed outside, so that cooling water can be supplied from the outside or used cooling water can be discharged to the outside.

The first jig part 230 may be inserted into the first end E1 of the vehicle hose 100 to cool the first end E1 heated in a primary manufacturing process such as blow molding.

The first jig part 230 may be connected to the first cooling pipe 220 . As an example, the first jig part 230 may be arranged to communicate with the first cooling pipe 220 . Specifically, an inner space through which cooling water passes or is received is formed inside the first jig part 230 , and this inner space may communicate with a passage inside the first cooling pipe 220 .

In this case, a portion of the cooling water flowing along the inner passage of the first cooling pipe 220 may move into the inner space of the first jig part 230 . In this case, when a sufficient amount of cooling water is injected into the first cooling pipe 220 , a portion of the cooling water may be filled in the inner space of the first jig part 230 .

Accordingly, compared to the case where the inner space is not formed in the first jig part 230, the coolant and the vehicle hose 100 can be moved to a position adjacent to the first end E1, and accordingly, the coolant and the first end part E1 can be moved. By facilitating heat exchange between (E1), the cooling time of the vehicle hose 100 can be shortened.

The first jig part 230 may process the inner surface of the first end E1 of the vehicle hose 100 to adjust the shape and/or thickness of the inner surface of the first end E1.

Specifically, the first jig part 230 may be inserted into the heated first end portion E1 in the first processing step. At this time, since the vehicle hose 100 is not completely cooled, it may have high ductility and be easily deformed by an external force.

The first jig part 230 is press-fitted into the first end E1 of the vehicle hose 100 as the first base part 210 moves in the first direction (A1 direction), It can be coupled by being fitted to one end (E1). At this time, the outer surface of the first jig part 230 is inserted in a state of being in close contact with the inner surface of the first end part E1, so that the inside of the first end part E1 corresponds to the shape of the outer surface of the first jig part 230. By being deformed, its inner surface shape and thickness can be adjusted.

As an embodiment, the first jig part 230 may have a protrusion 232 at an end inserted into the first end E1 of the vehicle hose 100 (hereinafter referred to as a first insertion end) 231. there is.

The protruding portion 232 may protrude outward in the radial direction from the outer surface of the first insertion end 231 of the first jig portion 230 . In addition, the protruding portion 232 may have a ring shape extending along the circumferential direction of the first jig portion 230 and having one end meet the other end.

When the first insertion end 231 of the first jig part 230 is inserted into the first end E1 of the vehicle hose 100 by the protrusion 232, the end of the first insertion end 231 As the protrusion 232 provided on is caught on the inner surface of the vehicle hose 100, it is possible to prevent the first jig part 230 from being separated from the vehicle hose 100 during the processing process.

The protruding portion 232 may include a first inclined surface portion 232a, a parallel surface portion 232b, and a second inclined surface portion 232c. When the first insertion end 231 of the first jig part 230 is inserted into the vehicle hose 100, the first inclined surface portion 232a and the second inclined surface portion 232c are formed on the inner surface of the vehicle hose 100. It is disposed inclined with respect to, the parallel surface portion (232b) may be disposed parallel to the inner surface of the vehicle hose (100).

Specifically, the protruding distance of the first inclined surface portion 232a may gradually increase as it approaches the second cooling module 300 along the longitudinal direction (-X-axis direction) of the first jig portion 230 . The parallel surface portion 232b may be connected to the first inclined surface portion 232a and may have a constant protrusion distance along the longitudinal direction (-X axis direction) of the first jig portion 230 . The second inclined surface portion 232c is connected to the parallel surface portion 232b, and the protruding distance increases as it approaches the second cooling module 300 along the longitudinal direction (-X-axis direction) of the first jig portion 230. may decrease gradually.

Meanwhile, in FIGS. 5 and 6, the size of the protruding portion 232 is exaggerated for convenience of description, but the present invention is not limited thereto and the size of the protruding portion 232 depends on the diameter of the first jig portion 230. It may be very small or minute in size.

Since the first jig part 230 has the second inclined surface part 232c at the end of the first insertion end part 231, the first jig part 230 is inserted into the first end part E1 of the vehicle hose 100. In the process of being inserted, the contact area with the inner surface of the vehicle hose 100 is minimized, and the inner surface of the vehicle hose 100 is scratched by the protruding portion 232 or damaged, or the inner surface shape can be prevented from being deformed.

In addition, the first jig part 230 is provided with the first inclined surface part 232a at a position opposite to the first inclined surface part 232a of the first insertion end 231, In the process of the insertion end 231 coming out of the vehicle hose 100, the contact area with the inner surface of the vehicle hose 100 is minimized, and the inner surface of the vehicle hose 100 is scratched or damaged by the protrusion 232, The shape of the inner surface can be prevented from being deformed.

Based on the length direction (-X-axis direction) of the first jig part 230, the length of the first inclined surface part 232a may be formed to be the longest. Also, the length of the second inclined surface portion 232c may be formed to be the shortest. In this case, the parallel surface portion 232b may be formed to have the same length as or a longer length than the second inclined surface portion 232c.

Meanwhile, the present invention is not limited to the above-described embodiment, and as another embodiment, the first jig part 230 may not include the protruding part 232 . Also, as another embodiment, the first jig part 230 may include the protruding part 232, but the protruding part 232 may not include the parallel surface part 232b. In this case, the second inclined surface portion 232c may be directly connected to the first inclined surface portion 232a.

The first jig part 230 may be detachably connected to the first cooling pipe 220 . In this case, when the vehicle hose 100 ends or the counterpart part of the vehicle in which the vehicle hose 100 is installed is changed, the first jig part 230 can be replaced with another jig part having a shape corresponding to the counterpart part. .

Accordingly, the vehicle hose 100 can be processed according to various types of counterpart parts by replacing only the first jig part 230 without replacing the entire vehicle hose processing unit 10 .

At least one first jig part 230 may be provided. As an example, a plurality of first jig parts 230 may be provided. In this case, the plurality of first jig parts 230 may be spaced apart from each other along the longitudinal direction of the first cooling pipe 220 . In addition, an internal space in which cooling water can move and be accommodated may be provided inside each of the plurality of first jig parts 230 .

The second cooling module 300 may cool and/or process the other end (hereinafter, the second end) E2 of the vehicle hose 100 . Here, the second end E2 of the vehicle hose 100 may be an opposite end of the first end E1 of the vehicle hose 100 connected to the first cooling module 200 . Specifically, the second cooling module 300 is connected to the second end E2 of the vehicle hose 100, and the second end E2 may be internally machined.

The second cooling module 300 includes a base part (hereinafter, a second base part) 310, a cooling pipe (hereinafter, a second cooling pipe) 320, and a jig part (hereinafter, a second jig part) 330. ) can be provided. At this time, the specific characteristics of the second base part 310, the second cooling pipe 320, and the second jig part 330 are the same as or similar to those of the above-described first cooling module 200. 1 will be described focusing on differences from the cooling module 200 .

The second cooling pipe 320 may be installed and supported on the second base part 310 . The second base part 310 may be disposed to be reciprocally linearly movable along the second direction (direction A2 in FIG. 4 ). With the second base part 310, the height of the second cooling module 300 can be adjusted based on the type and shape of the vehicle hose 100 to be processed.

For example, when the vehicle hose 100 has a shape in which the second end portion E2 is located above the first end portion E1, the second base portion 310 is positioned higher than the first base portion 210. can rise As another example, when the vehicle hose 100 has a shape in which the second end portion E2 and the first end portion E1 are parallel, it may move to the same height as the first base portion 210 . As another example, when the vehicle hose 100 has a shape in which the second end portion E2 is positioned lower than the first end portion E1, the vehicle hose 100 may descend to a position lower than the first base portion 210.

As such, since the second cooling module 300 is provided to be reciprocally movable in the vertical direction (A2 direction), the vehicle hose 100 of various shapes can be connected to and processed by the vehicle hose processing unit 10, and the processing unit The versatility of (10) can be improved.

The second jig part 330 may be inserted into the second end E2 of the vehicle hose 100 to cool the second end E2 heated in a primary manufacturing process such as blow molding. At this time, the second jig part 330 has an inner space in communication with the second cooling pipe 320, so that a part of the cooling water flowing along the passage inside the second cooling pipe 320 flows through the second jig part 330. It is the same as described above that it can be moved and/or filled into the inner space of.

The second jig part 330 may process the inner surface of the second end E2 of the vehicle hose 100 to adjust the shape and/or thickness of the inner surface of the second end E2.

Specifically, the second jig part 330 may be coupled by being press-fitted into the heated second end portion E2 in the first processing step and fitted into the second end portion E2. Accordingly, the inside of the second end portion E2 is deformed to correspond to the outer shape of the second jig portion 330, so that the inner shape and thickness thereof can be adjusted.

Like the first jig part 230, the second jig part 330 is provided with a protrusion at an end (hereinafter referred to as a second insertion end) 231 inserted into the second end E2 of the vehicle hose 100. At this time, the fact that the protruding part may be provided with a first inclined surface part, a parallel surface part, and a second inclined surface part is the same as or similar to the first jig part 230 described above.

The second jig part 330 may be detachably connected to the second cooling pipe 320 . Also, the shape or size of the second jig part 330 may be the same as or different from that of the first jig part 230 . Accordingly, when the second end E2 of the vehicle hose 100 has a different shape from the first end E1, the second jig part 330 is moved to another jig part according to the shape of the second end E2. can be replaced

The second jig part 330 may be disposed to face the first jig part 230 of the first cooling module 200 . As an example, the second jig part 330 may be disposed at a position symmetrical to the first jig part 230 .

Meanwhile, when a plurality of first jig parts 230 are provided, a plurality of second jig parts 330 may also be provided in the same number to correspond thereto. In addition, each of the plurality of second jig parts 330 may be disposed to face each other in a 1:1 ratio with each of the plurality of first jig parts 230 .

As such, since a plurality of first jig parts 230 and second jig parts 330 are provided in one vehicle hose processing unit 10, a plurality of vehicle hoses 100 can be processed through one processing operation. can

The first cooling module 200 and the second cooling module 300 may further include a fixing member (not shown). A plurality of such fixing members are provided, and the first end E1 of the vehicle hose 100 connected to the first jig part 230 and the second end E2 of the vehicle hose 100 connected to the second jig part 330 ) By being coupled to, it is possible to fix both ends of the vehicle hose 100 to the first jig part 230 or the second jig part 330.

By this fixing member, it is possible to prevent both ends of the vehicle hose 100 from being separated from the first jig part 230 and the second jig part 330 while the processing operation is performed.

6(a) is a cross-sectional view showing a hose for a vehicle manufactured through blow molding, and FIG. 6(b) is a jig portion of a first cooling module and a second cooling module at both ends of the hose for a vehicle of FIG. 6(a), respectively. It is a cross-sectional view showing the inserted state.

Referring to FIGS. 6(a) and 6(b) , a method of secondary processing of the blow molding-completed vehicle hose 100 may be as follows.

First, the first cooling module 200 may move away from the second cooling module 300 along a first direction (direction A1). Then, the second end E2 of the vehicle hose 100 may be connected to the second jig part 330 of the second cooling module 300 .

Next, the height of the second cooling module 300 may be adjusted. At this time, the height of the second cooling module may be adjusted by rising or descending along the second direction (direction A2) based on the shape of the vehicle hose 100 . Accordingly, the first end E1 of the vehicle hose 100 may be disposed parallel to the first jig part 230 of the first cooling module 200 .

Next, the first cooling module 200 may move toward the vehicle hose 100 connected to the second cooling module 300 along the first direction (A1 direction). Accordingly, the first jig part 230 may be inserted into the first end E1 of the vehicle hose 100 .

After that, the first cooling module 200 may move a little more toward the second cooling module 300 . As a result, the first jig part 230 is press-fitted into the first end part E1, so that the first jig part 230 is sufficiently inserted into the first end part E1 of the vehicle hose 100 and coupled at the same time. The second jig part 330 may be coupled into the second end E2 of the vehicle hose 100 while being sufficiently inserted. In addition, the insertion depth of the first jig part 230 and the second jig part 330 may be adjusted by adjusting the moving distance of the first cooling module 200 in the first direction (direction A1).

Next, the first jig part 230 may be cooled by the cooling water flowing through the inner passage of the first cooling pipe 220 and the cooling water flowing into the inner space of the first jig part 230 . Also, heat exchange may occur between the first jig part 230 and the first end E1 of the vehicle hose 100 .

Accordingly, the vehicle hose 100 may be cooled while the first jig part 230 is inserted into the first end portion E1. Accordingly, by hardening the inner surface shape and thickness of the first end portion E1 in a controlled state by the first jig part 230, the inner surface processing of the vehicle hose 100 may be completed.

In addition, in the case of the second end E2 of the vehicle hose 100, the same as or similar to the first end E1, the cooling water flowing into the second jig part 330 through the second cooling pipe 320 Through heat exchange between the second jig part 330 cooled by the cooling process and the second end part E2 of the vehicle hose 100, the inner surface processing of the second end part E2 may be completed.

Next, after the inner surface processing of both ends E1 and E2 is completed, the first cooling module 200 moves away from the second cooling module 300 again, so that the first jig part 230 has the first end portion E1. can be separated from Then, the vehicle hose 100 may be separated from the vehicle hose processing unit 10 by separating the second jig part 330 from the second end portion E2.

In the above-described manner, the vehicle hose 100 whose inner surface has been processed can be installed in a vehicle by being coupled to a counterpart part, or additional processing can be performed as necessary.

As described above, the vehicle hose processing unit 10 according to the embodiments of the present invention inserts the jigs 210 and 310 manufactured according to the counterpart part into both ends E1 and E2 of the vehicle hose 100. By cooling the vehicle hose 100 in one state and performing the inner surface processing, it is possible to manufacture the vehicle hose 100 having an inner surface of a certain shape and thickness coupled to the same type of counterpart part.

In addition, unlike conventional vehicle hose processing systems and methods, there is no need to perform additional inner surface processing such as boring on the inner surfaces of both ends E1 and E2 of the vehicle hose 100, such as chips or powder. It is possible to prevent the occurrence of processing residues. Accordingly, the vehicle hose 100 suitable for vehicles in which product cleanliness is important, such as a hydrogen fuel cell vehicle, can be manufactured.

The above description of the present invention is for illustrative purposes, and those skilled in the art can understand that it can be easily modified into other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, the embodiments described above should be understood as illustrative in all respects and not limiting. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

The scope of the present invention is indicated by the following claims, and all changes or modifications derived from the meaning and scope of the claims and equivalent concepts should be interpreted as being included in the scope of the present invention.

10: vehicle hose processing unit
100: vehicle hose
200: first cooling module
210: first base part
220: second cooling pipe
230: first jig part
300: second cooling module
310: second base part
320: second cooling pipe
330: second jig part

Claims (8)

A first cooling module that is connected to one end of the vehicle hose and processes and cools the one end; and
A second cooling module disposed to face the first cooling module, connected to the other end of the vehicle hose, and processing and cooling the other end; vehicle hose processing unit comprising a. According to claim 1,
The first cooling module and the second cooling module,
base part;
a cooling pipe disposed in the base portion and having a passage through which cooling water flows; and
Equipped with a; jig portion connected to the cooling pipe and inserted into the end of the vehicle hose to adjust the shape and thickness of the inner surface. According to claim 1,
The first cooling module is disposed to be linearly movable in a first direction, and moves toward the second cooling module or moves away from the second cooling module. According to claim 1,
The second cooling module is disposed to be linearly movable in a second direction, and the height is adjusted based on the shape of the vehicle hose, the vehicle hose processing unit. According to claim 2,
The vehicle hose is manufactured through a blow molding method,
The jig portion is coupled by being inserted into the end of the vehicle hose heated in the blow molding process and fitted (fit), the vehicle hose processing unit. According to claim 5,
The first cooling module and the second cooling module, after the jig portion is inserted into the end of the vehicle hose, using the cooling water to cool the end of the vehicle hose, the vehicle hose processing unit. According to claim 2,
Wherein the jig unit is connected interchangeably based on the type of the vehicle hose, the vehicle hose processing unit. According to claim 2,
The first cooling module and the second cooling module,
Further comprising, a vehicle hose processing unit; a fixing member for fixing the jig portion inserted into the end of the vehicle hose.

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