KR101499609B1 - forming method for T-type pipe - Google Patents

Abstract

The present invention relates to a forming method for a T-type pipe. The forming method for a T-type pipe which forms a hole in order to connect a connection pipe to an outer periphery of a pipe comprises: a safe receipt step of safely accommodating a pipe in a transfer bed (120); a through-hole forming step of transferring the pipe safely accommodated on the transfer bed (120) by the safe receipt step and forming multiple holes on the outer periphery of a pipe (10) by the drill part (130); a protrusion part forming step of transferring the pipe (10) in which the hole is formed in the through-hole forming step to a T-type pipe forming part (140) and allowing an edge of the periphery of the hole of the pipe to protrude towards an upper part at the T-type pipe; and a cutting step of transferring the pipe (10) in which a protrusion part (12) is formed by the protrusion part forming step to a cutting part (150) and an upper part of the protrusion part (12) formed in the pipe (10) at the cutting part (150). Accordingly, the forming method for a T-type pipe of the present invention produces a product of accurate and uniform quality and increases productivity and the effectivity of working by producing multiple T-type pipes at one time.

Description

A forming method for a T-type pipe

The present invention relates to a tee-forming method for forming a hole in a pipe so that the hole can be easily joined to the hole.

Typically, a plastic pipe used for transporting a liquid or a fluid is a small-diameter pipe of 15 mm or a large-diameter pipe of 400 mm or more. The plastic pipe for transporting the fluid or liquid is connected to the longitudinal direction of the pipe, and depending on the condition of the terrain,

Sometimes you need to bend to "b" or connect with a "T".

As a conventional technique, according to Patent Registration No. 10-0741373 (Tube tube forming machine for piping), the above-mentioned tube-forming machine for piping is used for the purpose of improving productivity in a large pipe and producing a product of precise and uniform quality (T) tube forming machine for piping which is designed to reduce the size of the molding machine and install it in a small space by placing the piping material to be formed on the lower mold from the outside of the molding machine and putting it into the molding machine An extracting unit provided with an extracting cylinder at the center of a front side where the front and lower dies of the lower mold are stopped, and a compression cylinder installed at an upper portion of the lower mold; An upper mold, a tamping portion having an elastic cylinder mounted on the lower bottom surface of the central position of the upper mold, and a molding cylinder disposed on the left and right sides, respectively .

As another conventional technique, according to Registered Patent Publication No. 10-0702439 (Tee-type pipe manufacturing method), the Tee-type pipe manufacturing method includes a main pipe having an insertion port H formed therein; A branch pipe inserted into the insertion port H so that the insertion portion is extended to the inside of the main pipe; And a heater installed inside the inserting portion of the branch pipe and having a lower portion formed on the lower portion and connected to the upper portion by means of a connecting member so as to be movable up and down including a hydraulic cylinder, , It relates to a method of manufacturing a Tee-type pipe which is excellent in workability and can reduce the input manpower.

However, when the conventional T-shaped pipe is manufactured by using the above-described conventional apparatus, it takes a lot of time to manufacture and the production amount is limited.

DISCLOSURE Technical Problem Accordingly, the present invention has been made to solve the above-mentioned problems and it is an object of the present invention to provide a teaming method for producing an accurate and uniform quality product as well as a plurality of tee pipes at once to improve work efficiency and productivity will be.

The present invention relates to a teaming method, and more particularly, to a teaming method for forming a hole for engaging a coupling tube on an outer periphery of a pipe, 120); Wherein the pipe seated on the conveying bed (120) by the seating step is conveyed to the drilling unit (130), and a plurality of holes are formed on the outer periphery of the pipe (10) by the drilling unit (130); In the hollow forming step, the perforated pipe (10) is transferred to the te forming portion (140), and the outer periphery of the hole of the pipe in the te forming portion (140) protrudes upward at the edge of the hole; The pipe 10 having the protruding portion 12 formed by the protruding portion forming step is transferred to the cutting portion 150 and the upper portion of the protruding portion 12 formed in the pipe 10 is cut at the cutting portion 150, ; And

Therefore, the teofing method of the present invention not only produces a precise and uniform quality product, but also has a remarkable effect of improving efficiency and productivity of work by producing a plurality of tee pipes at once.

1 is a front view of a t-forming machine used in the present invention;
Fig. 2 is a cross-sectional view of the transporting bed of the teaming machine used in the present invention
Fig. 3 is a cross-sectional view of a fixing chuck of a tee-forming machine used in the present invention
4 is a perspective view of the pipe of the present invention.
Figure 5 is an enlarged photograph of the transporting bed of the tie-forming machine used in the present invention
6 is a bottom view of the cone member used in the present invention
7 is a cross-sectional view of a tee forming part of a tee forming machine used in the present invention
8 is a photograph of the cone member tray used in the present invention
Fig. 9 is a photograph showing a state in which the pipe fixing part of the te forming part of the teaming machine used in the present invention is lowered
Fig. 10 is a photograph showing a state in which the tee forming cylinder is lowered in Fig. 9

The present invention relates to a teaming method, and more particularly, to a teaming method for forming a hole for engaging a coupling tube on an outer periphery of a pipe, 120); Wherein the pipe seated on the conveying bed (120) by the seating step is conveyed to the drilling unit (130), and a plurality of holes are formed on the outer periphery of the pipe (10) by the drilling unit (130); In the hollow forming step, the perforated pipe (10) is transferred to the te forming portion (140), and the outer periphery of the hole of the pipe in the te forming portion (140) protrudes upward at the edge of the hole; The pipe 10 having the protruding portion 12 formed by the protruding portion forming step is transferred to the cutting portion 150 and the upper portion of the protruding portion 12 formed in the pipe 10 is cut at the cutting portion 150, ; And

The tee forming unit 140 further includes a pipe fixing table 141 for fixing the pipe 10 by pressing the pipe 10 at the top and a cone member 145 inserted inside the hole 11 of the pipe 10 And a tee-forming cylinder 143 for pulling the tee outward.

When the projecting portion 12 is formed on the pipe 10 by the tee forming cylinder 143, the pipe 10 is pressed by the pipe fixing table 141 and the lower portion of the pipe fixing table 141 And the guide plate 148 is coupled horizontally and the lower portion of the guide plate 148 is recessed to stably press the pipe 10. The upper portion of the pipe fixing table 141 is provided with a pipe fixing cylinder 142) are coupled to each other and are lifted and lowered by the pipe fixing cylinder (142).

BRIEF DESCRIPTION OF THE DRAWINGS FIG.

FIG. 1 is a front view of a tie-forming machine used in the present invention, FIG. 2 is a cross-sectional view of a transfer bed of a tie-forming machine used in the present invention, Fig. 5 is a perspective view of a pipe according to the present invention, Fig. 5 is an enlarged view of a conveying bed of a tee pipe manufacturing apparatus used in the present invention, Fig. 6 is a photograph of a bottom surface of a cone member used in the present invention, Fig. 9 is a photograph of the conical member tray used in the present invention, Fig. 9 is a photograph of the tee forming part of the teaming machine used in the present invention in a state where the pipe fixing part is lowered, In which the tee forming cylinder is lowered.

The tipping machine used in the present invention includes a support frame 110; A conveying bed 120 installed on the upper surface of the support frame 110 to forward and retract the pipe 10 seated on the upper part; Left and right fixing chucks 125 and 126 for fixing the pipe 10 seated on the transporting bed 120; A drill part 130 installed on the upper side of the support frame 110 to form a hole 11 in the pipe 10; A te forming unit 140 that inserts the conical member 145 into the hole 11 formed in the pipe 10 by the drill unit 130 and pulls the conical member 145 outward to form the protruding portion 12; And a cutting unit 150 cutting the upper end of the protrusion 12.

The conveying bed 120 is installed on the upper surface of the support frame and is moved back and forth in the longitudinal direction of the support frame 110. The conveying bed 120 is coupled to the upper surface of the conveying bed 120, A rail groove 121 is formed on the upper surface of the conveying bed 120 in the longitudinal direction and a lower surface of the V block 122 corresponding to the rail groove 121 is formed And the V-block 122 is fitted into the conveying bed 120. The V-

The tee forming unit 140 further includes a pipe fixing table 141 for fixing the pipe 10 by pressing the pipe 10 at the top and a cone member 145 inserted inside the hole 11 of the pipe 10 And a tee forming cylinder 143 for pulling out the tee.

The tie-forming machine used in the present invention comprises a support frame, a transporting bed installed on the upper surface of the support frame and back and forth and having a pipe mounted thereon, a left and right fixing chuck for fixing the pipe mounted on the transporting bed, A te forming part for forming a protrusion by inserting a conical member into the hole formed by the drill part and pulling outward to form a hole in the pipe; .

The conveying bed is installed on the upper surface of the support frame and moves back and forth in the longitudinal direction of the support frame, the V block is coupled to the upper surface, and the pipe is seated on the V block.

In addition, a rail groove is formed on the upper surface of the conveying bed in a longitudinal direction, a fitting protrusion is formed on the lower surface of the V block corresponding to the rail groove, and the V block is fitted into the conveying bed, It is easily moved.

'형상인 레일홈이 형성되고, 브이블록의 하부면에는 수직단면이 '

'형상인 끼움돌기가 형성되어, 상기 이송베드에 브이블록이 끼움결합 되는 것이다. As shown in FIG. 2, on the upper surface of the transporting bed,

', And a vertical cross section is formed on the lower surface of the V block,

And a V-block is fitted to the conveying bed.

In addition, the pipe is seated on the upper surface of the V-block, and the operator replaces the V-blocks of various sizes according to the diameter of the pipe so that the pipe can be stably positioned and the top dead center (position at the top end of the pipe) So that a precise work can be performed.

In the present invention, a coupling hole is formed on the side surface of the V-block to allow various sizes of V-blocks to be detached and attached. The operator has a plurality of various V-blocks to select and combine the appropriate V- .

5, a separation prevention plate is provided on the front side of the transporting bed, and a fixing rod is installed horizontally through the separation prevention plate. The fixing rod has a length of a pipe seated on the transporting bed To prevent the pipe from falling forward.

In addition, a latch is fixed to the upper portion of the separation preventing plate to penetrate both the upper surface of the separation preventing plate and the fixing rod to fix the fixing rod.

'형상으로 형성되며, 고정로드의 상면에는 다수개의 고정홈이 형성되어, 이탈방지플레이트의 상부면에 상하로 형성된 고정구멍에 삽입된 걸쇠가 고정로드의 고정홈에 삽입됨으로써 고정로드가 고정되는 것이다.
That is, the separation prevention plate is provided with a horizontal hole passing through the front and rear, and the fixing rod is coupled to the horizontal hole, the rear end of the fixing rod is bent upward,

A plurality of fixing grooves are formed on the upper surface of the fixing rod and the fixing rod is fixed by inserting the latches inserted into the fixing holes formed in the upper and lower parts of the upper surface of the separation preventing plate into the fixing grooves of the fixing rod .

On the other hand, a pair of left and right fixing chucks for fixing the pipe are installed on both sides of the V block on which the pipe is placed, and the left and right fixing chucks are opposed to each other such that pipes are positioned between the left and right fixing chucks, A pair of fixing chucks are stretched by a cylinder to fix the pipe.

In the present invention, not only the left and right fixing chucks are expanded and contracted at the same time but the left fixing chuck having a strong pressure is moved first and the right fixing chuck having a relatively weak pressure is moved next to press the pipe to minimize the error range of the pipe displacement point Respectively.

The left and right fixing chucks are formed in a plurality of pairs according to the needs of the user to stably fix the pipe mounted on the V-block.

In the meantime, a drill is provided on the upper part of the support frame, and the drill part forms a hole in a pipe conveyed by the conveying bed. The drill part includes a machining unit rotated by a drive motor, Cylinder, and the drill unit used in the present invention is a widely used conventional apparatus.

On the other hand, the pipe having the hole formed by the drill portion is moved to the lower portion of the tee forming portion, and a protrusion protruding upward is formed at the outer periphery of the pipe hole by the te forming portion.

The te forming unit comprises a pipe fixing table for fixing the pipe by pressing the pipe at the upper portion and a tee forming cylinder for pulling the cone member inserted inside the hole of the pipe outward.

As shown in Fig. 7, the operator inserts the inner cone member of the hole of the pipe, tightens the cone member with the tee-forming cylinder, and lifts the tee-forming cylinder to pull the cone member out of the pipe, And the outer periphery of the hole of the pipe projects to the upper portion of the hole.

'형상으로 형성되는 것으로, 상기 연결봉의 상부는 티성형실린더에 장착되고, 하부는 원추부재와 착탈하능하게 결합된다. The conical member and the tee-forming cylinder for pulling the conical member are coupled by a connecting rod, and the vertical cross-

The upper part of the connecting rod is attached to the tee forming cylinder, and the lower part is detachably coupled to the cone member.

A circular space is formed in a lower portion of the outer periphery of the Tee forming cylinder corresponding to the upper portion of the connecting rod. The inner space is formed to be wider than the inlet space so that the mounted connecting rod can not escape downward.

In addition, a screw surface is formed on the outer peripheral edge of the lower side of the connecting rod, and a screw surface is also formed on the inner peripheral upper portion of the conical member which is engaged with the lower portion of the connecting rod.

The vertical cross section of the conical member is formed in a trapezoidal shape having a larger area below the upper portion so that the conical member is inserted into the inside of the pipe and the conical member is pulled outward from the inside of the hole, And the protrusion is formed in the outward direction.

In addition, the operator uses a long conical member tray in the longitudinal direction of the pipe in order to easily insert the conical member inside the pipe, wherein the tray is provided with a square hole in the shape of a square passing vertically, A rectangular protrusion having a rectangular vertical cross section is formed on the bottom surface of the cone member. The rectangular protrusion of the cone member is seated in the square hole of the cone member tray, so that the operator can easily insert the cone member into the pipe.

As shown in FIGS. 9 and 10, in the present invention, two tee-forming cylinders are provided, and the two tee-forming cylinders are coupled to one coupling plate and operated at the same time, thereby improving productivity.

Further, in the present invention, an auxiliary cylinder is provided between a pair of tee-forming cylinders, a pair of tee-forming cylinders and an auxiliary cylinder are coupled to the engaging plate, and a pair of tee-forming cylinders and an auxiliary cylinder are expanded and contracted at the same time.

And a pair of mounting frames formed on the lower outer peripheral side of the tee forming cylinder and having no space for mounting the cone member and having a space for mounting the cone member separately on the lower portion of the coupling plate, So that the position of the mounting frame can be adjusted according to the interval of the holes formed in the pipe, so that the projections can be formed at the same time.

Further, when the projecting portion is formed in the pipe by the tee-forming cylinder, the pipe is pressed by the pipe fixing table, and a pipe fixing cylinder is attached to the upper portion of the pipe fixing table.

According to an embodiment of the present invention, a pair of pipe holders are installed vertically, the pair of pipe holders are integrally coupled to each other by a horizontal frame, and a pipe fixing cylinder is coupled to an upper portion of the pipe holder, The pipe fixture simultaneously ascends and descends and presses the pipe steadily.

'형상으로, 하부가 오목하게 형성되어 파이프를 안정적으로 눌러주게 된다.As shown in FIG. 7, a guide plate is coupled to the lower portion of the pipe fixture, and the vertical cross section of the guide plate is'

'Shape, and the lower part is formed concavely so as to stably press the pipe.

The guide plate is formed with a number of holes corresponding to the number of tee-forming cylinders through which the tee-forming cylinder passes, and a reinforcing rib is formed on the outer peripheral upper portion of the hole to reinforce the guide plate.

On the other hand, the pipe formed with the projecting portion in the te forming portion is transferred to the cutting portion, and the upper portion of the pipe projecting portion is smoothly followed by the cutting portion.

The cutting part is composed of a cutting tool rotated according to the driving of the motor and a cylinder coupled with the upper part of the cutting tool to move up and down the cutting tool. The cutting part used in the present invention is a well- The description is omitted.

In one embodiment of the present invention, the drill portion, the cutting portion, and the tee-forming portion are sequentially disposed in the advancing direction of the pipe on one side of the support frame. In the present invention, after the pipe passes through one process, And then transferred to the next process.

Further, the drill part, the cutting part and the te forming part used in the present invention can be controlled in speed, and the drill part, the cutting part and the te forming part descend at a low speed for the first time to form a pipe, We slow down and work steadily.

Hereinafter, a method of manufacturing a T-shaped pipe according to the present invention will be described.

First, a pipe is mounted on the upper part of the V-block after the V-block is connected to the transporting bed, and the fixed rod coupled to the front of the transporting bed is moved forward and backward to adjust the length of the pipe to fix the front end of the pipe.

Then, both sides of the pipe are fixed by the left and right fixing chucks, and the left fixing chuck with high pressure moves first, and the right fixing chuck with relatively low pressure then moves and presses the pipe.

The pipe fixed by the fixing chuck is moved together as the conveying bed is moved forward and is positioned at the lower part of the drill part, and a hole is formed in the outer periphery by the drill part.

Thereafter, the conveying bed on which the hole-formed pipe is placed moves backward and then returns to the origin and then advances again to the lower portion of the tee forming portion. The worker inserts the hole inner cone member of the pipe, The conical member is pulled out of the pipe by lifting and lowering the te forming cylinder so that the outer periphery of the hole of the pipe projects to the top of the hole.

That is, the conical member is inserted into the inside of the pipe and the conical member is pulled outward from the inside of the hole, so that the hole edge of the pipe is elongated and expanded to form the protruding portion in the outward direction.

And when the protrusion is formed in the pipe by the tee forming cylinder, the pipe is pressed by the pipe fixture.

Finally, the tee forming part is moved back to the pipe origin where the protrusion is formed, and then is transferred to the cutting part, and the upper part of the pipe protrusion is smoothly moved by the cutting part.

Therefore, the teofaming machine of the present invention not only produces a precise and uniform quality product, but also has a remarkable effect of improving efficiency and productivity of work by producing a plurality of tee pipes at once.

10: pipe 11: hole
12:
100: T-forming machine
110: support frame 120: conveying bed
121: rail groove 122: V-block
123: engaging hole 124: engaging projection
125: left fixing chuck 126: right fixing chuck
21: release prevention plate 22: fixed rod
23: Clasp
130: drill part 140: tee forming part
141: pipe holder 142: pipe fixing cylinder
143: tee forming cylinder 144: connecting rod
145: cone member 146: horizontal frame
147: Square projection 148: Guide plate
41: cone member tray 42: square hole
43: auxiliary cylinder 44: engaging plate
45: Mounting frame
150:
A: Cylinder

Claims (3)

A tee forming method of forming a hole for engaging a coupling tube on an outer periphery of a pipe,
The tee-forming method comprises: a seating step of seating a pipe on a conveying bed (120); Wherein the pipe seated on the conveying bed (120) by the seating step is conveyed to the drilling unit (130), and a plurality of holes are formed on the outer periphery of the pipe (10) by the drilling unit (130); In the hollow forming step, the perforated pipe (10) is transferred to the te forming portion (140), and the outer periphery of the hole of the pipe in the te forming portion (140) protrudes upward at the edge of the hole; The pipe 10 having the protruding portion 12 formed by the protruding portion forming step is transferred to the cutting portion 150 and the upper portion of the protruding portion 12 formed in the pipe 10 is cut at the cutting portion 150, ; ≪ / RTI >
The te forming unit 140 includes a pipe fixing table 141 for fixing the pipe 10 by pressing the pipe 10 at the top and a conical member 145 inserted inside the hole 11 of the pipe 10 And a tee-forming cylinder 143 pulled outward,
A guide plate 148 is horizontally coupled to a lower portion of the pipe fixing table 141. The guide plate 148 is recessed downward to stably press the pipe 10. The pipe fixing table 141 A pipe fixing cylinder 142 is coupled to the pipe fixing cylinder 142 to raise and lower the pipe fixing cylinder 142,
The conical member tray 41 is used to insert the conical member 145 into the pipe in the protruding portion forming step. The conical member tray 41 is formed with a square square hole 42 penetrating vertically And a rectangular protrusion 147 having a rectangular vertical section is formed on the bottom surface of the corresponding conical member 145. The rectangular protrusion 147 of the conical member 145 is formed in the square hole 42 of the conical member tray 41 147) is seated on the inner surface of the pipe (10) so that the conical member (145) is easily inserted into the pipe
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