KR100317545B1 - Flexible tube automatic manufacturing device and its flexible tube - Google Patents

Abstract

The present invention is composed of a tube by fastening the band member of a cloth or a long thin plate such as rubber and aluminum with a fastening member of iron, in particular, the fastening part of the fastening member of the iron while bending the band member on both sides while winding spirally by continuous fastening The present invention relates to an automatic manufacturing apparatus for a flexible tube and a flexible tube, in which a rigid fastening is achieved and, in particular, the fastening member is formed on the outer circumferential surface and is not easily broken even by circular holding and friction and impact.

Conventional flexible pipes are used as ducts and air pipes in the workplace, and they are making a lot of preferences in fields such as heat dissipation pipes. In this case, the aluminum sheet is more robust and fire resistant. However, when used externally, the fastening member is formed to the inside, so the wear of the band member exposed to the outside causes a lot of wear and tear. It is easy to relax when you apply the force by pressing fastening.

The present invention has been made for the purpose of providing an automatic manufacturing apparatus for a flexible tube and a flexible tube that is made a lot of uses, in particular, the fastening member for fastening the band member is configured to protrude to the outside due to the wear of the band member It is an invention for the purpose of creating a manufacturing device capable of a solid fastening and improving the fastening means together with the features to improve the disadvantages and to have a feature that is easy to manufacture by the simple configuration of the machine.

Description

Flexible tube automatic manufacturing device and flexible tube

The present invention is composed of a tube by fastening the band member of a cloth or a long thin plate such as rubber and aluminum with a fastening member of iron, in particular, the fastening part of the fastening member of the iron while bending the band member on both sides while winding spirally by continuous fastening The present invention relates to an automatic manufacturing apparatus for a flexible tube and a flexible tube, in which a rigid fastening is achieved and, in particular, the fastening member is formed on the outer circumferential surface and is not easily broken even by circular holding and friction and impact.

As is well known, flexible is a tube that is free to bend and its structure is formed by winding a band member of a thin plate to form a tube, but the outer circumferential surface is formed into a wave shape so that the tube has a bendability due to the curved shape of the pipe. ), Or the elongated strip member pieces of the thin plate are wound in a spiral shape, and both ends thereof are combined to form a plate body.

Such flexible pipe refers to a pipe having a good bending property of the thin plate member and a flexible pipe of the strip member. The flexible pipe is an exhaust pipe of a duct, dust suction, and exhaust pipe range hood of a building. It is used in many fields.

Flexible tube of such a feature, as shown in the Republic of Korea Utility Model Publication No. 1997, No. 00534, winding the aluminum strip member of the thin plate in the form of a screw, the wire wire is embedded in the overlapping portion when the both ends are overlapped and heat-sealed It maintains tubular shape, and the flexibility of thin aluminum makes it free to bend, and it can be used effectively at high temperature by aluminum material. When the wire is threaded, it is possible to fold the back tube into a plate shape to reduce volume or convenience of storage and movement. I have been able to get it.

On the other hand, by winding the aluminum strip member of the thin plate with screw wires and pressing and fastening both ends of the thin plate member with the fastening band member of metal, the tube is formed to prevent the tube from being warped and the flexible tube having the elasticity of the length is known from abroad. However, it does not expose the technology and the configuration thereof.

As a result, the inventor of the present invention has filed an application for a flexible tube manufacturing apparatus capable of manufacturing a tube having the above-described configuration as a heading No. 5009l in 1997.

These flexible pipes are used as air pipes for ducts and working string disorders, and have many preferences in fields such as heat dissipation pipes. More rigidity and fire resistance in the thin plate, but when used externally, the fastening member is formed to the inside, so the wear of the band member exposed to the outside is easily ruptured, and each band member is crimped at both bending parts of the fastening member. It is easy to relax when you apply force by tightening.

1 is a perspective view showing the whole of the present invention.

Figure 2 is a cross-sectional view showing a supply device of the main member of the present invention.

3 is a cross-sectional view taken along the line AA of FIG.

4 is a cross-sectional view taken along the line B-B of FIG.

5 is an explanatory view of the operation of the fastening state of the present invention (a) is a cross-sectional view of the insertion state of the band member.

(B) is sectional drawing of fastening state of belt member.

Figure 6 is a front view showing a fastening state of the flexible tube of the present invention.

Fig. 7 is a front view of the main portion of another second embodiment of the present invention.

Description of the main parts of the drawings

1 Flexible and 10: Fastening member bending device 11: Bending roll

20: insertion unit 21: transfer path 22: guide groove

23: transfer hole 24: top plate 25: protruding ring

26: insert roll 30: fastening device portion 31: fastening ring groove

32: driving roll 33: pressure roll 40: winding device

41: guide roll 42: guide 100: fastening member

101: opening 200: strip member 300: wire

301: Guide

The present invention is to supply the fastening member of the belt member and the metal material, the fastening member is supplied by bending both ends of the binding member with a "⊂" type with the supply and "∪" type bending the side of the band member to be supplied separately 1 The wire is inserted into the opening formed in the physique member and is wound in an arc shape so that the other side of the strip member is inserted into the "∪" type bent portion of the inserted strip member, and the wire supplied is inserted into the overlapped bent portion. By squeezing the "형" -shaped bent portion of the member, the bent piece of the fastening member presses and tightens the band member on both sides, and the wire is embedded in the bent portion of the band member to increase the rigidity without easily loosening the band member and the fastening member to the outside. The present invention relates to an apparatus and a flexible tube exposed to reduce wear of the flexible tube.

The present invention is described in more detail with respect to the flexible tube and the apparatus of the present invention for manufacturing the same.

1 is a perspective view showing the whole of the present invention, Figure 2 is a cross-sectional view showing a supply device of the main member of the present invention, Figure 3 is a cross-sectional view taken along the line A-A of Figure 2, Figure 4 is a cross-sectional view taken along the line B-B of FIG. And (5) is a cross-sectional view of the inserted state of the belt member and (b) is a sectional view of the fastened state of the belt member, and FIG. 6 is a flexible tube of the present invention and its fastened state. The front view shown is shown.

A fastening member bending device 10 having a pair of bending rolls 11 for bending both ends of the metal piece supplied inward as shown in FIG.

The belt member 200 supplied from the belt member supply unit and the fastening member 100 bent from the fastening member bending device 10 are supplied to the inserting device unit 20, and the wire 300 supplied from the wire supply unit is supplied. The feed roll 5 and the guide guide tube 6 for conveying are constituted so that the wire 300 is supplied to the opening 101 in the bent piece of the fastening member 100 fastened at the distal end of the fastening device 30. and,

Comprising the insertion device unit 20 for inserting the supplied members and the fastening device unit 30 and the winding device unit 40 for pressing and fastening the inserted member,

The inserting device unit 20 is configured to parallel the guide groove 22 with the transfer path 21 of the fastening member 100 to the upper plate 24 formed with the transfer hole 23, and the transfer path 21. ) And the band member () by the opening 101 and the guide groove 22 of the fastening member 100 supplied by hinged the insertion roll 26 constituting the protruding ring 25 at both ends inserted into the guide groove 22. 200) to bend and insert,

The fastening device unit 30 is formed by the drive roll 32 and the pressure roll 33 formed on the drive roll 32 formed on the outer circumferential surface of the ring-changing groove 31 on the strip member (20). The bent part 100 into which the bent part of the 200 is inserted and the other bent part of the band member 200 rotated by the winding device part 40 are inserted into the opening part 101 of the fastening member 100 again. And a guide guide 301 supporting the wire 300 which is superimposed on the wire 300 and is supplied to the guide pipe 6 into the overlapped bent portion while preventing the wire 300 from being separated.

The member supplied by the above is supplied to the fastening ring groove 31 of the driving roll 32 and compressed to be pressed to open the fastening member 100 by the fastening ring groove 31 and the pressing roll 33 smaller than the width of the member ( 101 is bent inward and configured to press-fix the inner band member 200,

The winding device portion 40 constitutes the guide roll 41 in the guide 42 in an arc shape starting from the upper side of the driving roll 32 of the fastening device portion 30.

FIG. 7 shows another embodiment of the winding device 40. The pressure roll 33-1 on the upper portion of the driving roll 32 is configured to have an inner diameter of the flexible pipe.

Such flexible tube 1 according to the present invention is shown in FIG. "B" shape bending portion of the band member 200 and the band member 200 is rotated into the opening 101 of the "type fastening member 100, and another" ∪ "shape bending portion of the other side is bent and inserted The flexible member 1 is configured by winding the strip member 200 by winding the opening 101 of the fastening member 100 inwardly in a state where the wire 300 is inserted into the buoy, and continuously winding it. Will be done.

On the other hand, if the supply of the fastening member 100 is changed up and down, and the insertion means is configured from the top to the bottom, the fastening member 100 is protruded into the flexible pipe 1 to obtain a smooth outer circumferential surface. Will be in an embodiment of the present invention.

The effect of this invention comprised in this way is demonstrated.

1 is a perspective view showing the whole of the present invention is a gas fastening member bending device 10 having a pair of bending rolls 11 for bending both ends of the fastening member 100 of the moderator to be supplied as shown in the drawings. The band member of the supplied shape is provided on the front end side when interlocked with the power motor, not shown, and is bent into a "⊂⊃" shape by the bending groove in the bending roll 11, and the insertion device unit 20 is located therethrough. Cloth is supplied. Along with this, the strip member 200 and the wire 300 are also supplied together by the guide.

The bent fastening member 100 and the band member 200 supplied by the above are supplied to the conveying path 21 and the conveying hole 23 of the fastening member 100 as shown in FIGS. Both ends of the band member 200 are bent in a "∪" shape by a protruding ring 25 protruding from the insertion roll 26 while passing through the insertion roll 26 at the tip. The bent portion of one side is inserted into the opening 101 of the fastening member 100 located on the conveying path 21 and the bent portion of the other side is inserted into the guide groove 22 and is conveyed together.

The bending member inserted into the fastening member 100 and the opening 101 of the fastening member 100 transferred by the above guide roller 41 passes through the outside of the driving roll 32 and the pressure roll 33. As it is wound in a circular shape again passes through the drive roll 32 and the pressure roll (33).

This action is preferably to install the drive roll 32 and the pressure roll 33 at an oblique angle from the gas or to supply the supply configuration in a state other than straight.

In this case, as shown in FIG. 2, the other side of the belt member 200, that is, the other side bent portion of the belt member 200 which is bent from the guide groove 22 and inserted into the opening 101 of the fastening member 100, is inserted in the guide member 22. The wire 300, which is superimposed on the bent portion of the belt member 200, is inserted again and inserted into the bent portion by the wire feed roll 5 and passed through the guide guide tube 6 by the guide guide 301. To prevent support and release.

As such, the bent portion of the belt member 200 and the bent portion of the other side overlap the opening roll 101 of the fastening member 100 and the wire roll 300 is embedded therein, and the driving roll 32 and the pressure roll 33 are provided. While passing through the overlapping members are pressed into the fastening ring groove 31 of the drive roll 32 by the pressure roll (33).

Therefore, the fastening member 100 that is pressed into the fastening ring groove 31 smaller than the width of the fastening member 100 is squeezed by the fastening ring groove 31 such that the bent end surface is moved inward and the inner band member 200. By pressing the bent surface of Fig. 5 (a) to (b) is to form a crimped fastening state. That is, by pressing the left and right sides of the fastening member 100, the opening 101 is moved inward, thereby compressing the band member 200 located therein to fix the fastening member and the band member 200.

This operation is carried out by the driving roll 32 and the pressing roll 33 together with the members to be continuously supplied to form a long continuous flexible pipe while the member is fastened by the guide roll 41 is rotated by the guide roll 41 Will be done.

The diameter of the flexible pipe 1 can adjust the size of the flexible pipe 1 by moving the guide roll 41 adhered to the guide 42 of the winding device portion 40 to adjust the size of the circumference thereof. As shown in FIG. 6, the flexible tube 1 is formed in a state in which a fastening member 100 of steel firmly compresses the band members 200 on both sides and embeds the wire 300 in the bent portion of the band member 200. By preventing the disadvantage that the bent portion of the band member 200 is easily detached by compression, the rigidity is increased and in particular, the fastening member 100 forms a larger circumference than the band member 200 to prevent wear of the outer peripheral surface of the flexible tube 1 In addition, the effect is to be obtained in addition to the supply and the bending means of the supplying and bending means of the fastening member 100 in the apparatus can be obtained by the flexible tube (1) of the configuration in which the fastening member 100 protrudes in the pipe.

FIG. 7 shows another embodiment of the winding device part 40. The pressure roll 33-1 on the upper part of the driving roll 32 is configured by the inner diameter size of the flexible pipe 1, Pressing roll 33 has a configuration and simple features.

As described above, the present invention is characterized in that the automatic manufacturing apparatus of the flexible tube is simplified, and thus the fabrication member 100 of the belt member 200 is protruded on the outer circumferential surface of the flexible tube 1 with the characteristics of easy manufacturing and no trouble. It is a useful invention that improves the advantages of reducing the wear and extending the life of the flexible tube (1) and in particular the closed end of the tube distorted.

The present invention is a useful invention that can obtain the effect of countermeasures and advances in domestic technology by inventing the manufacturing apparatus so as to easily produce a flexible tube and obtain a rigid flexible tube as described above. It is an invention that contributes greatly to the national industry by preventing the robustness and distortion of the.

Claims (5)

Fastening member bending device 10 having a pair of bending rolls 11 for bending both ends of the metal fastening member 100 supplied inwardly, The belt member 200 supplied from the belt member supply unit and the fastening member 100 bent from the fastening member bending device 10 are supplied to the inserting device unit 20. A bending piece of the fastening member 100 to which the wire 300 is fastened at the distal end of the fastening device part 30 by configuring a feed roll 5 and a guide guide tube 6 for transferring the wire 300 supplied from the wire supply part. To be supplied to the opening 101 in the interior, Automatic apparatus for manufacturing a flexible tube, characterized in that consisting of a fastening device portion 30 and the winding device portion 40 for pressing and fastening the inserted member by inserting the insertion device portion 20 for inserting the supplied members. According to claim 1, The inserting device 20 is a top plate 24 formed with a conveying hole 23 by forming a guide groove 22 in parallel with the conveying path 21 of the fastening member 100 The opening 101 and the guide flaw of the fastening member 100, which are supplied by hinged the insertion roll 26 constituting the protruding ring 25 at both ends which are fastened and inserted into the transfer path 21 and the guide groove 22. 22) Automatic manufacturing apparatus for a flexible pipe, characterized in that configured to be inserted into the belt member 200. According to claim 1, The fastening device portion 30 comprises a drive roll 32 formed on the outer circumferential surface of the fastening ring groove 31 and the pressure roll 33 above the drive roll 32 to insert the insert device portion 20 In the bent portion of the left and right band member 200, the wire 300 is supported by the guide guide 301 so that the supply and support is pressed by the fastening ring groove 31 of the drive roll 32 to the fastening ring groove ( 31 and the opening part 101 of the fastening member 100 by the pressing roll 33 is configured to fix the inner member while bending inwardly while the winding device part 40 of the fastening device part 30 An automatic manufacturing apparatus for a flexible pipe, characterized in that the guide roll (41) is formed on the guide (42) in an arc shape starting from the upper side of the driving roll (32). The automatic manufacturing apparatus for a flexible pipe according to claim 1, wherein the pressure roll (33) above the driving ratio (32) of the winding device portion (40) is configured as an inner diameter of the flexible pipe. According to claim 1 to 4, Flexible tube 1 is the opening 101 of the "⊂⊃" type fastening member 100, the bent portion of the band member 200 and the band member 200 is wound Flexible tube, characterized in that the belt member 200 is continuously fastened by inserting the wire 300 into the bent portion overlapping the other side is pressed inwardly by pressing the opening 101 of the binding member 100.