KR101666354B1 - Waterway pipe welded wire mesh that is embedded into the bending machine - Google Patents

Waterway pipe welded wire mesh that is embedded into the bending machine Download PDF

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Publication number
KR101666354B1
KR101666354B1 KR1020150062835A KR20150062835A KR101666354B1 KR 101666354 B1 KR101666354 B1 KR 101666354B1 KR 1020150062835 A KR1020150062835 A KR 1020150062835A KR 20150062835 A KR20150062835 A KR 20150062835A KR 101666354 B1 KR101666354 B1 KR 101666354B1
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KR
South Korea
Prior art keywords
pressing
bent
bending
support plate
protrusion
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Application number
KR1020150062835A
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Korean (ko)
Inventor
김정수
Original Assignee
케이원스틸주식회사
김정수
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Priority to KR1020150062835A priority Critical patent/KR101666354B1/en
Application granted granted Critical
Publication of KR101666354B1 publication Critical patent/KR101666354B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F27/00—Making wire network, i.e. wire nets
    • B21F27/12—Making special types or portions of network by methods or means specially adapted therefor
    • B21F27/121—Making special types or portions of network by methods or means specially adapted therefor of tubular form, e.g. as reinforcements for pipes or pillars
    • B21F27/127—Making special types or portions of network by methods or means specially adapted therefor of tubular form, e.g. as reinforcements for pipes or pillars by bending preformed mesh
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/04—Bending rods, profiles, or tubes over a movably-arranged forming menber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F27/00—Making wire network, i.e. wire nets
    • B21F27/12—Making special types or portions of network by methods or means specially adapted therefor
    • B21F27/14—Specially bending or deforming free wire ends

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bending device for a welded wire mesh embedded in a water pipe, which comprises: a first bending section for pressing both sides of a preformed product of a welded wire net to bend in a " A second bent portion formed on both sides of the second bent portion to press both sides of the socket portion formed at the end of the preliminary molded product and to bend in a " And a control box for controlling the operation of the first bent portion, the second bent portion, and the side bent portion.
Shaped workpiece through the operation of the first bent portion, the second bent portion and the side bent portion, and at the same time bending both sides of the socket portion of the preliminarily molded article, It is not only improved productivity of the product because it can be manufactured easily with welded wire mesh, but also it is possible to induce the quality improvement of product by providing uniform welded wire mesh by press-bending the preliminary molded product through automation device have.
In addition, since the bending positions on both sides of the preform and the bending positions on both sides of the socket can be suitably set through the first adjusting means and the second adjusting means, It is possible to ensure the ease of use of the apparatus.

Description

Technical Field [0001] The present invention relates to a waterway pipe welded wire mesh,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a bending device for a welded wire mesh embedded in a water pipe, and more particularly, to a bending device for a welded wire mesh, which bends both sides of a preformed product through operation of a first bent portion, a second bent portion, It can be easily manufactured with welding wire netting, which is a finished product having the shape of "└┘" as a whole, by one bending process of both sides of the socket part, so that the productivity of the product is improved and the preform is press- The present invention relates to a bending apparatus for a welded wire mesh which is built in a water pipe which can induce a quality improvement of a product by providing a uniform welded wire mesh.

Generally, a water pipe including a drain pipe or an open pipe with an opened top is installed in a rice field, a field or a drainage area to send agricultural water, storm water or sewage. Such a water pipe is laid in concrete, and a welded wire mesh in which a wire of a predetermined diameter is welded in the form of a mesh is built in the inside of the water pipe. The welded wire mesh built into the pipe is intended to ensure the rigidity of the pipe and to allow the pipe to withstand brittleness and ductility due to external forces.

As shown in FIG. 1, the water pipe 1 is connected to the water pipe 1 so that the other end of the water pipe 1 can be inserted into the water pipe 1 so that a number of the water pipe 1 can be connected and used continuously. Shaped inlet 1a.

2C, the socket portion 3 of the welded wire mesh 2 located at the inlet 1a of the water pipe 1 is also connected to the inlet portion 1a of the water pipe 1, So as to have a bent shape.

In the process of bending and molding the conventional welding wire net 2,

First, as shown in FIG. 2A, a plurality of first vertical wires 4 are welded to a plurality of first vertical wires 4 through a conventional welding device and a skilled worker so that the welded wire net 2 is bent and formed into a finished product. The horizontal wire 5 is welded to form a mesh and then the length of the horizontal wire 5 positioned in the socket 3 is compensated for by the nature of the socket 3, A preliminarily molded product 7 is prepared by welding a second longitudinal wire 6 formed with an expanded portion 6a.

Then, as shown in FIG. 2B, both sides of the preliminarily molded product 7 are pressed and bent through a normal welded wire mesh bending device so that the preliminarily molded product 7 is firstly bent in a " The both sides of the socket portion 3 are again bent and bent in a "shape " by press-bending both sides as shown in Fig. 2C and bent and formed into a finished welded wire netting 2.

However, in order to bend and mold the preliminarily molded product 7 into the finished welded wire netting 2, the worker who is already skilled in the first bending process or the first bending process is bent through a separate apparatus, The bending of the preforms 7 to the finished product takes a long time and thus the productivity of the products deteriorates.

Moreover, since the second bending of the socket portion 3 is performed by the operator, there is a problem that the rate of occurrence of defective products due to artificial mistakes is high, the uniformity of the product is low, and the quality of the product is low.

SUMMARY OF THE INVENTION The present invention has been made in order to solve all of the above problems, and it is an object of the present invention to bend both sides of a preformed part of a welded wire net through the operation of a first bent part, a second bent part and a side bent part, It can be easily manufactured with welding wire netting, which is a finished product having the shape of "└┘" as a whole, by one bending process of both sides of the socket part, so that the productivity of the product is improved and the preform is press- The present invention provides a bending device for a welded wire mesh which is built in a water pipe which can produce a uniform welded wire mesh and thereby improve the quality of a product.

In addition, since the bending positions on both sides of the preform and the bending positions on both sides of the socket can be suitably set through the first adjusting means and the second adjusting means, Which is capable of ensuring ease of use of the welded wire mesh.

In order to accomplish the above object, a bending device for a welded wire mesh according to the present invention includes: a first bending part for pressing both sides of a preformed product of a welded wire net to bend in a " A second bent portion formed on both ends of the second bent portion so as to press both sides of the socket portion formed at an end of the preform to bend in a "shape "; and a second bent portion, And a control box for controlling the operation of the first bent portion, the second bent portion, and the side bent portion. The first bent portion, the second bent portion, do.

The first bending portion is lowered to press both sides of the preliminarily molded article. The first bending portion is horizontally spaced apart from the first bending projection. The first bending projection is fixed to both sides of the lower bending portion. A first transfer cylinder which is located above the first fixed frame and which continuously raises and lowers the first fixed frame and a second transfer cylinder which is located below the first pressing projection, Shaped bending groove in which a lower portion of the first pressing projection is inserted so that the first pressing projection can be easily bent when the first pressing projection is lowered and the preliminarily molded article is pressed, 1 < / RTI >

And a support means for supporting a lower center of the preform positioned between the first support plates located under the first support projection and positioned on the first support plate,

The support means includes a support plate disposed between the first support plates and supporting a lower center of the preform, and at least one second transfer cylinder positioned at a lower portion of the support plate to raise and lower the support plate,

When the center of the preform is bent due to the pressing of the first pressing protrusion, the center of the preform is deformed by causing the supporting plate to descend while supporting the supporting plate by the operation of the second transfer cylinder .

The first adjusting means may further comprise first adjusting means for adjusting a distance between the first pressing protrusions of the first bent portion and a distance between the first supporting plates,

A first motor for providing a rotational force, a second motor for rotating the first motor, and a second motor for rotating the first motor, wherein the thread is formed on an outer circumferential surface of the first motor, The first pressing projection and the second pressing projection are formed on the first rotating shaft and the second pressing shaft, respectively, the first pressing shaft and the second pressing shaft, And a first conveying member for conveying the first pressing protrusion together with the first pressing protrusion,

A second motor for rotating the second motor, and a second motor for rotating the second motor, wherein the thread is formed on an outer circumferential surface of the second motor, and the thread is formed in a direction opposite to the forward direction, And the upper part is fixedly engaged with the first support plate so that the upper part of the first support plate is supported on the threaded part of the second rotation shaft, And a second conveying member for conveying the first support plate together with the first support plate.

The second bending portion may include a pivot shaft formed to protrude forward from a lower portion of the first press protrusion and to be raised and lowered together with the first press protrusion and having a generally quadrangular pillar shape, A second pressing projection which is pivoted on the basis of a pivot axis and which is raised and lowered together with the first pressing projection to press the socket portion of the preliminarily molded article; and a second pressing projection which is located below the second pressing projection, And a third transfer cylinder which is positioned below the second support plate and moves up and down the second support plate. The second support plate is disposed on the lower side of the second support plate.

When the second pressing projection is lowered and the socket portion of the preliminarily molded article is bent, the side bent portion presses the side surface of the socket portion located on the side surface of the second pressing projection to the side of the second pressing projection, And a fourth transfer cylinder for bending the socket portion of the preliminarily molded product to be pressed and bent due to the second pressing protrusion by continuously conveying the pressure plate so that the socket portion is easily bent in a " .

A second guide frame having a guide groove formed in the center of the guide frame and extending in the left and right directions; And the other end is engaged with the guide groove so as to be transported along the guide groove of the guide guide so that the second fixed frame is moved in the left and right direction, And a second adjusting means formed of an engaging bolt fastened to one end of the guide protrusion and fixing the position of the second fixing frame,

The distance between the second support plate that is raised and lowered by the third transfer cylinder and the separation distance between the pressure plate that is raised and lowered by the fourth transfer cylinder can be adjusted.

As described above, according to the apparatus for bending a welded wire mesh according to the present invention, both sides of the preformed product of the welded wire mesh are bent through the operation of the first bent portion, the second bent portion and the side bent portion, It can be easily manufactured with welding wire netting, which is a finished product having the shape of "└┘" as a whole, by one bending process of both sides of the socket part, so that the productivity of the product is improved and the preform is press- It is possible to induce a quality improvement of the product by providing a uniform welded wire mesh.

In addition, since the bending positions on both sides of the preform and the bending positions on both sides of the socket can be suitably set through the first adjusting means and the second adjusting means, It is possible to ensure the ease of use of the apparatus.

1 is a perspective view of a conventional water pipe
FIG. 2 is a view for explaining a method of manufacturing a preformed product of a welded wire mesh embedded in a conventional pipe shown in FIG. 1 using a welded wire mesh; FIG.
3 is a front view of a bending device for a welded wire mesh embedded in a water pipe according to an embodiment of the present invention.
Fig. 4 is a side view of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3
Fig. 5 is a plan view of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3
6 is a cross-sectional view taken along the line AA of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3
Fig. 7 is a cross-sectional view taken along the line BB of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3
8 is a view showing a state in which the distance between the first pressing projection and the first supporting plate is adjusted through the first adjusting means of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3
9 is a view showing a state in which the distance between the second supporting plate and the pressing plate is adjusted through the second adjusting means of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3
Fig. 10 is a view showing the state of use of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a welded wire mesh bending apparatus according to a first embodiment of the present invention; FIG.

FIG. 3 is a front view of a bending device for a welded wire mesh embedded in a water pipe according to an embodiment of the present invention. FIG. 3 is a perspective view of a bending device for a wire mesh according to an embodiment of the present invention, Fig. 4 is a side view of the bending device of the welded wire mesh incorporated in the water pipe shown in Fig. 3, Fig. 5 is a plan view of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3, Fig. 7 is a cross-sectional view taken along the line BB of the bending device of the welded wire mesh embedded in the water pipe shown in Fig. 3, Fig. 8 is a cross-sectional view taken along line BB of the welded wire mesh FIG. 9 is a view showing a state in which the distance between the first pressing projection and the first supporting plate is adjusted through the first adjusting means of the bending apparatus of FIG. 2 < / RTI > And FIG. 10 is a view showing the state of use of the bending device for a welded wire mesh embedded in the water pipe shown in FIG. 3. As shown in FIG.

As shown in the drawing, a welding wire mesh bending apparatus 100 built in a water pipe according to an embodiment of the present invention includes a first bent portion 10, a second bent portion 20, a side bent portion 30), and a control box (40).

3 to 5, the first bent portion 10 is formed by pressing both sides of the preformed product 7 of the welded wire net 2 and bending it in a "

The two first pressing protrusions 11 positioned horizontally and the first pressing protrusions 11 being fixed to both sides of the lower portion by being pressed down on both sides of the preform 7, A first fixing frame 12 which is moved up and down together with the first pressing protrusion 11 and a second fixing frame 12 which is located above the first fixing frame 12 and which continuously raises and lowers the first fixing frame 12 The first transfer cylinder 13 and the first presser protrusion 11 are positioned below the first presser protrusion 11. The first presser protrusion 11 is lowered to the top of the first transfer cylinder 13, And a first support plate 14 having a "b" -shaped bent groove 14a into which the lower portion of the first pressing protrusion 11 is inserted so as to be easily bent when the pressing member 7 is pressed.

That is, as shown in FIG. 10B, the first transfer cylinder 13 is operated by the control of the control box 40 to be hounded, so that the first pressing protrusion 11 The lower portion of the first presser protrusion 11 presses and bends both sides of the preform 7 so that the lower portion of the first presser protrusion 11 is bent So that both sides of the preform 7 can easily be bent in a "shape ".

3 to 7, in order to prevent the center of the preform 7 from being deformed in the course of bending the preform 7 through the first bending part 10, And a support means (50) positioned between the first support plates (14) positioned below the first support plate (14) and supporting the lower center of the preform (7) placed on the first support plate Lt; / RTI >

The support means 50 includes a support plate 51 positioned between the first support plates 14 and supporting the center of the lower end of the preform 7 and a support plate 51 located below the support plate 51, And one or more second transfer cylinders 52 for raising and lowering the second transfer cylinder 51.

10B, when the center of the preform 7 is bent while both sides of the preform 7 are bent due to the pressing of the first pressing protrusion 11, the second transfer cylinder 52 is moved 51 are lowered while receiving the preliminarily molded product 7 to prevent the center of the preliminarily molded product 7 from being deformed, thereby preventing the occurrence of defective products and thereby improving the quality of the product .

Needless to say, the operation of the second transfer cylinder 52 is controlled by the control box 40.

The bending positions on both sides of the preformed product 7 are freely set so as to be suitably accommodated in correspondence with the water pipe 1 formed in various sizes,

3 to 7, a first pressing protrusion adjusting portion 61 for adjusting the distance W1 between the first pressing protrusions 11 of the first bending portion 10, And a first adjusting means (60) composed of a first under plate adjusting portion (62) for adjusting a distance (W2) between the first and second supporting plates (14)

6, the first pressing projection adjustment part 61 includes a first motor 61a that provides a rotational force, and a second pressing projection that is rotated by receiving the rotational force of the first motor 61a. (61b '). The thread 61b' includes at least one first rotation shaft 61b formed on one side of the thread 61b 'in the forward direction and the other side of the thread 61b' in the opposite direction opposite to the forward direction. And the lower portion is fixedly engaged with the first pressing protrusion 11 so as to be positioned on the left and right sides of the thread 61b 'of the first rotating shaft 61b, And a first conveying member (61c) for conveying together with the first pressing protrusion (11) during conveyance,

7, the first under plate adjusting portion 62 includes a second motor 62a that provides a rotational force, a second motor 62a that is rotated by receiving a rotational force of the second motor 62a, 62b 'are formed with one or more second rotary shafts 62b formed in a direction opposite to the forward direction on one side and a reverse direction opposite to the other side on the basis of the center of the thread 62b' And the upper part is fixedly engaged with the first support plate 14 so as to ride on the thread 62b 'of the second rotation shaft 62b, And a second conveying member 62c to be conveyed together with the first supporting plate 14. [

That is, in order to adjust the distance W1 between the first pressing protrusions 11 for pressing both sides of the preform 7, as shown in FIG. 8A, the first pressing protrusion adjusting portion 61 The first motor 61a is operated to rotate the first rotation shaft 61b in one direction or the other direction so that the first transfer member 61c positioned on both sides of the first rotation shaft 61b is rotated in the first direction The first pushing protrusions 11 engaged with the first pushing member 61c are widened or contracted due to the thread 61b 'of the rotary shaft 61b being widened or broken, 61c are appropriately transported so that the distance W1 between the first pressing protrusions 11 can be easily adjusted.

The lower portion of the first pressing protrusion 11 should be lowered into the bent groove 14a of the first receiving plate 14 so that the first pressing protrusion 11 may be inserted into the first pressing protrusion 11, In order to compensate for the separation distance W1 between the pressing projections 11,

The second rotating shaft 62b is rotated in one direction or another direction by operating the second motor 62a of the first receiving plate adjusting portion 62 as shown in FIG. The second conveying member 62c positioned on both sides of the second conveying member 62c is conveyed so as to spread or collapse along the thread 62b 'of the second rotating shaft 62b, The second conveying member 62c is suitably conveyed so that the lower portion of the first pressing protrusion 11 can be inserted into the bent groove 14a of the first supporting plate 14 at a suitable position Respectively.

The operation of the first motor 61a and the second motor 62a is controlled by the control box 40 so that the distance between the first pressing protrusions 11 and the first supporting plate 14 The distance W2 between the first and second electrodes 22a and 22b is precisely controlled.

3 to 5, the second bent portion 20 is formed at the end of the first bent portion 10 and has a socket portion 3 formed at an end of the pre- By pressing both sides and bending in the form of "└┘"

A pivot 21 formed to protrude forward from a lower portion of the first pivot 11 and to move up and down together with the first pivot 11, And the second pressing protrusion 11 is pivoted on the pivot shaft 21 so as to move up and down together with the first pressing protrusion 11 to press the socket portion 3 of the pre- (22), a second pressing projection (22), a second pressing projection (22), and a second pressing projection (22) A second receiving plate 23 and a third conveying cylinder 24 positioned below the second receiving plate 23 to move the second receiving plate 23 up and down.

That is, as shown in FIG. 10C, the second pressing protrusion 22 coupled to the rotation shaft 21 formed on the first pressing protrusion 11 is lowered together with the first pressing protrusion 11 Both sides of the preform 7 are pressed and bent by the first pressing protrusion 11 and both sides of the socket portion 3 are pressed and bent due to the second pressing protrusion 22, The pressing projection 22 is eccentrically connected to the pivot shaft 21 in the shape of a circle so that the lower edge of the second pressing projection 22 is connected to the extension portion 22 of the second vertical wire 6 of the socket portion 3, The second vertical plate 6 is moved upward and downward to gradually expand the second vertical line 6 to the lower side and the side surface of the second vertical plate 6. At this time, And is formed so as to be in close contact with the second press protrusion 22 so that the lower portion of the second vertical wire 6 is flattened.

At the same time, as shown in FIG. 10D, the side surface of the second vertical wire 6 is pressed by the side bent portion 30 to be bent, so that the socket portion 3 is bent and formed into a shape of "└┘".

Here, the third transfer cylinder 24 is operated through the control of the control box 40.

3 to 5, the side bending portion 30 is located on both sides of the second bending portion 20 and is bent by the second bending portion 20, 7 by pressing the both side surfaces of the socket portion 3,

The second pressing protrusion 22 is lowered and the socket portion 3 of the preform 7 is bent so that the side surface of the socket portion 3 located on the side surface of the second pressing protrusion 22 A pressing plate 31 which presses the first pressing projection 22 toward the second pressing projection 22 so that the socket portion 3 of the preliminarily molded article 7 is easily bent in a " And a fourth transfer cylinder (32) for bending the socket portion (3) of the preliminarily molded product (7) to be pressed and bent by the second pressing protrusion (22).

That is, as shown in FIG. 10D, in the process of bending the socket portion 3 due to the pressing of the second pressing protrusion 22 and the second foot plate 23 of the second bent portion 20, The operation of the fourth transfer cylinder 32 advances the pressing plate 31 to press the side surface of the socket portion 3 located on the side surface of the second pressing projection 22, It easily bends in the shape of "└┘".

Here, the fourth transfer cylinder 32 may be operated through the control of the control box 40.

When the distance W1 between the first pressing protrusions 11 is adjusted through the first adjusting means 60, the second pressing protrusions 11 formed on the first pressing protrusions 11, 22) are adjusted to compensate for the distance between the second pressing protrusions 22 so that the second supporting plate 23 (23) is moved up and down by the third transfer cylinder 24 And a second adjusting means (70) for adjusting a separation distance (W4) between the first transfer cylinder (32) and the pressure plate (31) raised and lowered by the fourth transfer cylinder (32) Preferably,

3 to 5, the second adjusting means 70 includes a second fixing frame 71 to which the third transfer cylinder 24 and the fourth transfer cylinder 32 are coupled, A guide guide 72 which is located at the rear of the second fixing frame 71 and has guide grooves 72a extending in the left and right directions at the center thereof and a second guide frame 72 which is formed through the second fixing frame 71, A thread 73a is formed on one end of the outer circumferential surface exposed at the front and the other end is engaged with the guide groove 72a so as to be transported along the guide groove 72a of the guide guide 72, And a coupling bolt 74 fastened to one end of the guide protrusion 73 to fix the position of the second fixing frame 71. [

That is, the distance W3 between the second feed plate 23 coupled to the third feed cylinder 24 through the second adjusting means 70 and the distance W3 between the second feed plate 23 coupled to the fourth feed cylinder 32 31, in order to adjust the separation distance W4 between them,

9, after the binding bolts 74 fastened to the guide protrusions 73 are released, the third transfer cylinder 24 and the fourth transfer cylinder 32 are coupled and fixed, The second fixing frame 71 is moved in the right and left directions of the second fixing frame 71 by the guide protrusions 73 which are moved in the right and left direction along the guide grooves 72a of the guide guide 72 When the second fixing frame 71 is adjusted to the right and left position, the coupling bolt 74 is fastened to the guide protrusion 73 so that the position of the second fixing frame 71 is firmly fixed The separation distance W3 between the second support plates 23 and the separation distance W4 between the pressing plates 31 are suitably adjusted.

3, the control box 40 controls the operation of the first bending portion 10, the second bending portion 20, and the side bending portion 30. As shown in FIG.

The apparatus for bending the welded wire mesh 100 incorporated in the pipe of the present invention having the above-described components can be manufactured by operating the first bending portion 10, the second bending portion 20 and the side bending portion 30 The welding wire net (2), which is a finished product having an overall "└┘" shape in one operation step of bending both sides of the preformed product 7 of the welded wire net 2 and bending both sides of the socket part 3 of the preliminarily molded product 7 2) so that the productivity of the product can be improved, and the preformed product 7 can be pressed and bent by the automatic apparatus to produce the welded wire net 2, thereby providing a uniform welded wire net 2, There is an effect that the improvement can be induced.

The bending positions on both sides of the preform 7 and the bending positions on both sides of the socket 3 can be suitably set through the first adjusting means 50 and the second adjusting means 60, So that it can be suitably built in correspondence with the water tube 1 to be formed, thereby ensuring the ease of use of the apparatus.

The apparatus 100 for bending a welded wire mesh according to an embodiment of the present invention having the above-described structure operates as follows to press-bend the preformed product 7 to produce a finished welded wire mesh 2 .

The first pressing protrusions 11 of the first bent portion 10 are formed so as to suitably set the bending positions on both sides of the preliminarily molded product 7 so as to be suitably accommodated corresponding to the water pipe 1 formed in various sizes. And the distance W2 between the first support plate 14 and the first support plate 14 is adjusted.

First, as shown in FIG. 8A, the first motor 61a of the first pressing projection adjusting portion 61 of the first adjusting means 60 is operated to rotate the first rotating shaft 61b in one direction or the other direction The first conveying member 61c positioned on both sides of the first rotating shaft 61b is rotated so as to be opened or closed by the thread 61b 'of the first rotating shaft 61b, The distance between the first pressing protrusions 11 and the first pressing protrusions 11 is adjusted so that the distance between the first pressing protrusions 11 and the first pressing protrusions 11 is appropriately shifted, .

The lower portion of the first pressing protrusion 11 should be lowered into the bent groove 14a of the first receiving plate 14 so that the first pressing protrusion 11 may be inserted into the first pressing protrusion 11, In order to compensate for the separation distance W1 between the pressing projections 11,

The second rotating shaft 62b is rotated in one direction or another direction by operating the second motor 62a of the first receiving plate adjusting portion 62 as shown in FIG. The second conveying member 62c positioned on both sides of the second conveying member 62c is conveyed so as to spread or collapse along the thread 62b 'of the second rotating shaft 62b, The second conveying member 62c is suitably conveyed so that the lower portion of the first pressing protrusion 11 can be inserted into the bent groove 14a of the first supporting plate 14 at a suitable position Respectively.

Then, when the distance W1 between the first pressing protrusions 11 is adjusted through the first adjusting means 60, the second pressing protrusions 11 formed on the first pressing protrusion 11, Since the separation distance W5 between the second pressing protrusions 22 is adjusted, in order to compensate the separation distance W5 between the adjusted second pressing protrusions 22,

9, the engagement bolts 74 fastened to the guide projections 73 of the second adjusting means 70 are unbonded and then the third transfer cylinder 24 and the fourth transfer cylinder 32 The second fixed frame 71 is moved in the right and left directions along the guide grooves 72a of the guide guide 72 by properly adjusting the right and left positions of the second fixed frame 71, When the second fixing frame 71 is adjusted to the right and left positions, the coupling bolt 74 is fastened to the guide protrusion 73 so that the second fixing frame 71 can be fixed to the second fixing frame 71, The distance W3 between the second supporting plates 23 and the distance W4 between the pressing plates 31 are suitably adjusted.

10A, when the adjustment is completed through the first adjusting means 60 and the second adjusting means 70, the upper portion of the first supporting plate 14 of the first bending portion 10 The preliminarily molded product 7 is placed and the support plate 51 of the supporting means 50 is positioned so that the center of the preliminarily molded product 7 is positioned.

Then, as shown in FIG. 10B, the first transfer cylinder 13 of the first bent portion 10 is operated so that the first pressing projection 11 coupled to the first fixing frame 12 is lowered The lower portion of the first presser protrusion 11 presses and bends both sides of the preform 7 so that the lower portion of the first presser protrusion 11 is bent into the bending groove 14a So that both sides of the preform 7 can be easily bent in a "shape ".

At this time, when the center of the preform 7 is bent while both sides of the preform 7 are bent due to the pressing of the first pressing protrusion 11, the support plate 51 is moved by the operation of the second transfer cylinder 52, 7 to be lowered to prevent the center of the preform 7 from being deformed.

At the same time, as shown in FIG. 10C, the second pressing protrusion 22, which is engaged with the turning shaft 21 of the second bent portion 20 formed in the first pressing protrusion 11, Both sides of the preformed product 7 are pressed and bent by the first pressing protrusions 11 and the both sides of the socket portion 3 are pressed against each other by the second pressing protrusions 22, The second pressing protrusion 22 is eccentrically connected to the pivot shaft 21 in the shape of a circle so that the lower edge of the second pressing protrusion 22 is connected to the second vertical iron wire 22 of the socket portion 3, The second vertical plate 6 is positioned at the extended portion 6a of the second transfer plate 6 and gradually rotates while being lowered to expand the second vertical line 6 to the lower side and the side surface, The second pressing protrusion 22 is brought into close contact with the second pressing protrusion 22 so that the lower portion of the second vertical iron wire 6 is flattened.

At the same time, as shown in Fig. 10D, the pressure plate 31 of the side bending portion 30 advances due to the operation of the fourth transfer cylinder 32, The side surface of the socket portion 3 is pressed, so that the socket portion 3 is easily bent in a "shape ".

The preformed product 7 can be welded to the welded wire net 2 as a finished product in a single process owing to the organic operation of the first bent portion 10, the second bent portion 20 and the side bent portion 30, .

When the preform 7 is formed into the welded wire net 2 as described above, the first pressing protrusion 11 of the first bent portion 10 and the second pressing protrusion 11 of the first bent portion 10, The second presser foot 22 and the second presser foot 23 of the presser foot 20 and the pressing plate 31 of the side bent portion 30 and the support plate 51 of the support means 50 are connected to the control box 40 ) To the original position.

That is, the first bent portion 10, the second bent portion 20, and the side bent portion 30 of the welding wire mesh bending device 100 embedded in the water pipe of the present invention are continuously operated as described above, The welded wire netting 2 can be rapidly produced in a large amount.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be construed as limiting the scope of the invention as defined by the appended claims. You will understand the point. It goes without saying that variations can be made by those skilled in the art without departing from the spirit of the present invention. Accordingly, the scope of claim of the present invention is not limited within the scope of the detailed description, but will be defined by the following claims and technical ideas thereof.

1. The conduit 1a. Entrance
2. Welded wire mesh 3. Socket part
4. 1st vertical wire 5. Horizontal wire
6. Second longitudinal wire 6a. Expansion portion
7. Preform
10. First bending portion 11. First pressing projection
12. First Fixing Frame 13. First Feeding Cylinder
14. First support plate 14a. Bending groove
20. Second bend section 21. Rotary shaft
22. Second pressing projection 23. Second plate
24. Third transfer cylinder 30. Side bend
31. Platen 32. Fourth transfer cylinder
40. Control box 50. Support means
51. Support plate 52. Second transfer cylinder
60. First adjusting means 61. First pressing projection adjusting portion
61a. First motor 61b. The first rotating shaft
61c. First conveying member 62. First under plate adjusting portion
62a. Second motor 62b. The second rotary shaft
62c. Second conveying member 70. Second adjusting means
71. Second fixed frame 72. Guide guide
72a. Guide groove 73. Guide projection
74. Coupling bolts W1, W2, W3, W4, W5. Separation distance
100. Bending device of welded wire mesh embedded in the pipe

Claims (7)

A first bent portion 10 for pressing down the upper portions of the opposite end portions of the preformed product 7 of the welded wire net 2 and bending them in a "└┘"shape;
A second portion formed at the end of the first bent portion 10 and bent downward to press the upper portions of both side end portions of the socket portion 3 formed at the end of the preliminarily molded product 7 in a " A bent portion 20;
The end portions of both side surfaces of the socket portion 3 of the preform 7 which are located on both sides of the second bent portion 20 and are bent by the second bent portion 20 are bent inward from the outside A side bent portion 30 for pressing; And
And a control box (40) for controlling the operation of the first bending part (10), the second bending part (20) and the side bending part (30). Bending device.
The method according to claim 1,
The first bent portion (10)
Two first pressing protrusions 11 positioned horizontally spaced apart by pressing down the upper portions of opposite end portions of the preform 7,
A first fixing frame 12 to which the first pressing protrusions 11 are fixedly coupled to both sides of the lower portion and which is raised and lowered together with the first pressing protrusions 11,
A first transfer cylinder 13 positioned above the first stationary frame 12 for continuously raising and lowering the first stationary frame 12,
The first pressing protrusions 11 are located below the first pressing protrusions 11 and the preliminarily molded products 7 are placed on the upper part of the first pressing protrusions 11. When the first pressing protrusions 11 are lowered to press the preliminarily molded products 7, And a first support plate (14) formed with an "a" -shaped bent groove (14a) into which the lower portion of the first pressing protrusion (11) Device.
3. The method of claim 2,
And a support means for supporting the lower center of the preformed article (7) positioned between the first support plates (14) located below the first presser projection (11) (50)
The supporting means (50)
A support plate 51 positioned between the first support plates 14 and supporting the lower center of the preform 7,
And at least one second transfer cylinder (52) positioned below the support plate (51) to raise and lower the support plate (51)
When the center of the preform 7 is bent while both sides of the preform 7 are bent due to the pressing of the first pressing protrusion 11, the support plate 51 is moved to the preform 7 by the operation of the second transfer cylinder 52, So as to prevent the center of the preform (7) from being deformed.
The method according to claim 2 or 3,
A first adjusting means 60 for adjusting a separation distance W1 between the first pressing protrusions 11 of the first bent portion 10 and a separation distance W2 between the first receiving plates 14, , ≪ / RTI >
The first adjusting means (60)
A first motor 61a for providing a rotational force,
The thread 61b 'is formed on the outer circumferential surface by being rotated by the rotational force of the first motor 61a. The thread 61b' is formed with a first side in the forward direction and a second side in the reverse direction opposite to the forward direction One or more first rotation shafts 61b formed,
The first pressing projection 11 is formed on the first rotating shaft 61b and the lower portion is engaged with the first pressing projection 11 so as to be fixed to the first rotating shaft 61b, And a first conveying member (61c) for conveying the first presser protrusion (11b) in the left-right direction along with the first presser protrusion (61b '),
A second motor 62a for providing rotational force,
And a screw 62b 'is formed on the outer circumferential surface of the screw 62b. The screw 62b' is rotated in a direction opposite to the forward direction of the screw 62b ' One or more second rotation shafts 62b formed,
The upper portion of the first support plate 14 is fixed to the lower portion of the first support plate 14 and is formed on the second rotation axis 62b. And a second conveying member 62c for conveying the first support plate 62 together with the first support plate 14 when the second support plate 62 is moved in the left-right direction. Bending device for welding wire mesh.
3. The method of claim 2,
The second bent portion (20)
A pivot 21 formed to protrude forward from a lower portion of the first pressing projection 11 and to move up and down together with the first pressing projection 11,
And is rotatably supported on the pivot shaft 21 so as to move upward and downward together with the first pressing protrusion 11 so that the preliminarily molded product 7 is rotated, A second pressing projection 22 for pressing the socket portion 3 of the socket body 2,
A second support plate 23 which is located below the second press protrusion 22 and contacts and supports the lower portion of the socket portion 3 of the preform 7 which is press-bent to the second press protrusion 22, and,
And a third transfer cylinder (24) positioned below the second support plate (23) to move up and down the second support plate (23).
6. The method of claim 5,
The side bending portion (30)
The second pressing protrusion 22 is lowered and the socket portion 3 of the preform 7 is bent so that the side surface of the socket portion 3 located on the side surface of the second pressing protrusion 22 A pressing plate 31 for pressing the socket portion 3 of the preliminarily molded article 7 to the second pressing protrusion 22 side so as to easily bend in a "
And a fourth conveying cylinder 32 for continuously conveying the pressure plate 31 to bend the socket portion 3 of the preliminarily molded product 7 which is pressed and bent by the second pressing protrusion 22 Wherein the bending of the welded wire mesh embedded in the pipe is performed.
The method according to claim 6,
A second fixing frame 71 to which the third transfer cylinder 24 and the fourth transfer cylinder 32 are coupled,
A guide 72 disposed at the rear of the second fixing frame 71 and having guide grooves 72a formed in the left and right directions at its center,
A thread 73a is formed on an outer circumferential surface of one end exposed forward and the other end is guided along the guide groove 72a of the guide guide 72, A guide protrusion 73 bound to the groove 72a and guiding the second fixing frame 71 to the left and right,
Further comprising a second adjusting means (70) composed of an engaging bolt (74) fastened to one end of the guide projection (73) to fix the position of the second fixing frame (71)
The separation distance W3 between the second support plates 23 raised and lowered by the third transfer cylinder 24 and the separation distance between the pressure plate 31 raised and lowered by the fourth transfer cylinder 32 (W4) of the welded wire mesh is adjustable.

KR1020150062835A 2015-05-05 2015-05-05 Waterway pipe welded wire mesh that is embedded into the bending machine KR101666354B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115502256A (en) * 2022-10-18 2022-12-23 如皋市华荣运动用品有限公司 Intelligent trampoline pipe fitting bending device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06312236A (en) * 1993-04-28 1994-11-08 Techno Kuriito:Kk Bending device for wire net material
KR200321877Y1 (en) * 2003-03-20 2003-07-31 미성산업(주) A device for making concrete drainage canal's wire mesh
KR20120010607A (en) * 2010-07-20 2012-02-06 이인구 Manufacturing apparatus of wire mesh for concrete bench flume
KR101110771B1 (en) * 2011-06-08 2012-02-24 주식회사 메쉬코리아 Apparatus for manufacturing a reinforcing wire net using a concrete water conduit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06312236A (en) * 1993-04-28 1994-11-08 Techno Kuriito:Kk Bending device for wire net material
KR200321877Y1 (en) * 2003-03-20 2003-07-31 미성산업(주) A device for making concrete drainage canal's wire mesh
KR20120010607A (en) * 2010-07-20 2012-02-06 이인구 Manufacturing apparatus of wire mesh for concrete bench flume
KR101110771B1 (en) * 2011-06-08 2012-02-24 주식회사 메쉬코리아 Apparatus for manufacturing a reinforcing wire net using a concrete water conduit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115502256A (en) * 2022-10-18 2022-12-23 如皋市华荣运动用品有限公司 Intelligent trampoline pipe fitting bending device

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