KR20130068179A - Chucking unit for big pipe edge cutting device for welding - Google Patents

Chucking unit for big pipe edge cutting device for welding Download PDF

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Publication number
KR20130068179A
KR20130068179A KR1020110134656A KR20110134656A KR20130068179A KR 20130068179 A KR20130068179 A KR 20130068179A KR 1020110134656 A KR1020110134656 A KR 1020110134656A KR 20110134656 A KR20110134656 A KR 20110134656A KR 20130068179 A KR20130068179 A KR 20130068179A
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KR
South Korea
Prior art keywords
chucking device
welding
fixed
chucking
fixing bracket
Prior art date
Application number
KR1020110134656A
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Korean (ko)
Inventor
한상인
Original Assignee
(주)로멕스테크놀로지
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Application filed by (주)로멕스테크놀로지 filed Critical (주)로멕스테크놀로지
Priority to KR1020110134656A priority Critical patent/KR20130068179A/en
Publication of KR20130068179A publication Critical patent/KR20130068179A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/12—Trimming or finishing edges, e.g. deburring welded corners
    • B23C3/122—Trimming or finishing edges, e.g. deburring welded corners of pipes or cylinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D21/00—Machines or devices for shearing or cutting tubes
    • B23D21/006—Machines or devices for shearing or cutting tubes and sealing, crushing or chamfering the tubes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

PURPOSE: A chucking device to improve a large pipe edge for welding is provided to reduce the number of components and to simplify the assembly by removing the component such as a spring through fixing a fixing bracket with a special structure of an inclined rail. CONSTITUTION: A chucking device to improve a large pipe edge for welding comprises a support frame, an improving surface machine(20), a fluid pressure operating member, a hydraulic block, and a chucking device(100). The chucking device includes a shaft housing(160), a fixed round plate(110), and a fixing bracket(120). The fixing bracket is fixed on the upper end of an inclined rail(130). Each fixing bracket is individually connected to a link fixing hole(140) and a link(142) fixed in the shaft housing with a sliding panel(143).

Description

CHUCKING UNIT FOR BIG PIPE EDGE CUTTING DEVICE FOR WELDING}

The present invention relates to a chucking device (CHUCKING DEVICE) for large pipe end improvement processing device for welding, a plurality of chucking device used in the processing device formed to process the end of the pipe to connect the pipe by the welding method It is possible to assemble and dismantle parts even after removing the spring, so it is easy to respond according to the size of the pipe, and to improve the end of the large pipe for welding so that it does not damage at all except the processing surface of the pipe. It relates to a chucking device.

Various methods are used to connect large pipes to each other, but welding is most suitable for maintaining waterproofness and watertightness.

In order to perform the welding as described above, as shown in FIG. 6, a groove is formed by digging a groove in the end of the large pipe, and in order to form the weld, an end improvement processing apparatus for the large pipe is required.

The conventional apparatus for improving the end of large pipes has been disclosed in Korean Patent Registration No. 0938667.

The conventional large pipe end improvement processing apparatus, as shown in Figures 4 and 5, the support frame 10; An improved surface processing machine (20) installed on the support frame (10) and for processing one side of the pipe (P) by the bite (26); On the support frame 10 and the improvement surface processing machine 20, the conical housing 31, the hydraulic operating unit 33 provided on one side of the conical housing 31, and the hydraulic operating unit 33 Hydraulic actuating means (30) made of a drive shaft (34) which is driven by and is installed back and forth in the inside of the celebration housing (31); A hydraulic block (40) installed at the hydraulic actuating means (30) and the improved surface processing machine (20) to induce rotation and forward and backward of the improved surface processing machine (20); Is installed on the drive shaft 34, consisting of a chucking device 50 is provided with a fixing bracket 52 for fixing / separating the inner surface of the pipe (P),

The improved surface processing machine 20 is formed on the support frame 10, the rotating body 21 is formed with a rotating disc 21a rotatable by the drive motor 24, the rotating disc 21a is installed and the bite ( 26 is provided with a plurality of processing tool bundle 60 consisting of a vise 25 and a guide roller 27 that rotates along the inner surface of the pipe (P) is formed.

The chucking device 50 of the conventional large pipe end improvement processing apparatus includes both side inclined plates 51 installed on the drive shaft 34, a plurality of fixed brackets 52 which are raised and lowered along the inclined plate 51, and It is installed between the fixed bracket 52 and the position fixing part 53 for inducing the position movement of the fixed bracket 52 in accordance with the forward and backward of the drive shaft 34, and is installed on the drive shaft 34, the position It consists of a fixing member 54 for guiding the operation of the fixing portion 53, and a plurality of springs 55 for fixing the fixing bracket 52 to be elastically supported.

However, the chucking device of the conventional large pipe end improvement processing apparatus has the following problems.

(1) Since the fixing bracket is formed in one body, it is very inconvenient and difficult to replace whenever the diameter of the pipe changes.

(2) Since the springs connecting the fixing brackets are complicatedly connected, the number of parts is large and assembly is difficult.

(3) When the chucking device is inserted into the inside of a large pipe, it may be damaged by hitting a fixing bracket or the like.

In order to solve the above problems, the present invention in the chucking device of a general large pipe end improvement processing apparatus,

A celebratory housing including a drive shaft operated by a hydraulic cylinder is formed, and a fixed disk is formed to correspond to the end and the other end of the celebratory housing, respectively, and fixed to the respective fixed disks so that a fixed bracket corresponds to the upper end of the inclined rail. Each fixing bracket is configured to be connected to each of the link fixture and the link fixed to the sliding housing by the sliding panel.

In addition, a guide bracket is fixed to each of the fixed disks by a fixed support bar, and the guide bracket is formed with a roller protruding outward.

According to the chucking device for a large pipe end improvement processing apparatus for welding of the present invention, the following effects occur.

(1) Fixed brackets are formed to be separated into jaw blocks and chucking jaws, and can be coped with parts of pipe diameters by simply replacing jaw blocks. Easy to apply

(2) Since the fixing bracket is fixed by the special structure of the inclined rail, it can be configured simply by removing the parts such as spring, so the number of parts is small and the assembly is easy.

(3) Since the guide bracket on which the roller is formed is formed on the stationary disk, the chucking device can be inserted while naturally supporting the inside of the pipe by the roller, thereby not damaging the pipe at all.

1 is a cross-sectional view before and after the operation of the chucking device for a large pipe end improvement processing apparatus for welding formed in a preferred embodiment of the present invention.
Figure 2 is a perspective view of the inclined rail of the chucking device for large pipe end improvement processing apparatus for welding formed in a preferred embodiment of the present invention.
Figure 3 is a perspective view of a fixing bracket of the chucking device for large pipe end improvement processing apparatus for welding formed in a preferred embodiment of the present invention.
4 is a cross-sectional view of a conventional large pipe end improvement processing apparatus.
5 is a cross-sectional view before and after the operation of the chucking device of the conventional large pipe end improvement processing apparatus.
6 is a sectional view showing a welded portion of a pipe end machined for welding.
7 is a drawing substitute photograph of a chucking device for a large pipe end improvement processing apparatus for welding formed in a preferred embodiment of the present invention.

The present invention support frame 10; An improved surface processing machine (20) installed on the support frame (10) and for processing one side of the pipe (P) by the bite (26); On the support frame 10 and the improvement surface processing machine 20, the conical housing 31, the hydraulic operating unit 33 provided on one side of the conical housing 31, and the hydraulic operating unit 33 Hydraulic actuating means (30) made of a drive shaft (34) which is driven by and is installed back and forth in the inside of the celebration housing (31); A hydraulic block (40) installed at the hydraulic actuating means (30) and the improved surface processing machine (20) to induce rotation and forward and backward of the improved surface processing machine (20); In the general large pipe end improvement processing device is installed on the drive shaft 34, consisting of a chucking device 100 having a fixing bracket 52 for fixing / separating the inner surface of the pipe (P),

The chucking device 100 is formed with a conical housing 160 including a drive shaft 162 operated by a hydraulic cylinder, and is formed such that the stationary disc 110 corresponds to the end and the other end of the conical housing 160, respectively. The fixing brackets 120 are fixed to the upper ends of the inclination rails 130, respectively, and the fixing brackets 120 are sliding panels 143 on the celebrity housings 160, respectively. Is connected to the fixed link fixture 140 and the link 142, respectively,

The inclined rails 110 and the fixing bracket 120 are formed to correspond to at least three fixed disks 110, respectively.

Guide brackets 150 are fixed to the fixed disk 110 by fixed support bars 152, and the guide brackets 150 are formed with rollers 151 protruding to the outside.

The stationary disk 110 is configured to be slid with the celebration housing 160 at the bottom, the stationary disk 110 is fixed to one side of the inclined rail 130.

The inclined rail 130 has an inclined surface 131 formed at an upper end thereof, and the operation groove 133 is formed in a 'ㅗ' shape in the longitudinal direction while maintaining the same slope as the inclined surface 131.

The lower end of the inclined rail 130 is formed to be slidingly coupled to the celebration housing 160, the rear end is fixed to the side of the stationary disk (110).

The fixing bracket 120 is formed of the chucking tank 121 and the jaw block 122, the jaw block 122 is fixed to the upper end of the chucking tank 121 with a screw.

The jaw block 122 of the fixing bracket 120 is formed to be selectively exchanged in accordance with the diameter of the pipe (P) by forming a plurality of heights are configured differently.

The chucking tank 121 of the fixing bracket 120 has a lower flange 123 formed at a lower end thereof, and is inclined at an angle equal to the inclination of the slope 131.

A side of the chucking tank 121 of the fixing bracket 120 is formed with a fixing hole 125 fixed to the link 142.

The lower flange 123 of the chucking tank 121 of the fixing bracket 120 is inserted into the operation groove 133 of the inclined rail 130 and is disposed along the operation groove 133 when the driving shaft 162 is operated. The king jaw 121 is formed to be elevated.

A stop bundle 132 is formed at the end of the inclined rail 130 to which the fixing bracket 120 is fixed.

A fixed support bar 152 is formed adjacent to the fixed bracket 120 at the fixed disc 110, and a guide bracket 150 is formed at the fixed support bar 152.

The guide bracket 150 is formed with a roller 151 protruding out of the fixed disk 110, the protrusion height of the roller 151 of the guide bracket 150 when the fixed bracket 120 is raised to the maximum It is formed to be slightly lower.

Hereinafter, the operation of the chucking device for a large pipe end improvement processing apparatus for welding formed according to the preferred embodiment of the present invention will be described.

Large pipe (P) is moved to the large pipe end improvement processing device fixed by the support frame (10).

At this time, the chucking device 100 is inserted into the pipe (P), the drive shaft 34 is extended to lower the fixing bracket 120 along the inclined rail 130.

In addition, when the chucking device 100 is inserted into the pipe P, the inside of the pipe P is naturally supported by the rollers 151 formed on the plurality of guide brackets 150.

When the chucking device 100 is inserted as described above and the end of the pipe P is located in the improved surface processing machine 20, the chucking device 100 operates to fix the inside of the pipe P, and the driving shaft 34 The compressed brackets retreat along the inclination rails 130 so that the upper end of each jaw block 122 strongly supports the pipe P.

The fixing bracket 120 is separated from the link 142, and can be easily disassembled by removing the stop 132.

As described above, according to the chucking device for a large pipe end improvement processing apparatus for welding, the fixed bracket is formed to be separated into a jaw block and a chucking jaw, so that the pipe is replaced only by replacing the jaw block. It can cope with the change of the diameter partly, and it is convenient to apply to the pipe of several diameters.

In addition, since the fixing bracket is fixed by the special structure of the inclined rail, components such as springs can be easily removed and configured, the number of parts is small, the assembly is easy, and the guide bracket formed with the roller is formed on the fixed disk, thus the chucking device Can be inserted while naturally supporting the inside of the pipe by the roller, thereby causing an effect of not damaging the pipe at all.

While the invention has been described with reference to the accompanying drawings, preferred embodiments of the invention, it will be apparent to those skilled in the art that various modifications are possible without departing from the scope of the invention covered by the following claims.

10: support frame 20: improved surface processing machine
21: rotating bundle 21a: the rotating disc
24: drive motor 25: vise
26: byte 27: guide roller
30: hydraulic operation means 31: celebration housing
33: hydraulic actuator 34: drive shaft
40: hydraulic block 50,100: chucking device
51: inclined plate 52, 120: fixed bracket
53: position fixing part 54: fixing member
55 spring 60 processing bundle
100: chucking device 110: fixed disc
120: fixing bracket 121: chucking tank
122: Joe Black 123: Lower Flange
125: fixing hole 130: inclined rail
131: slope 132: stop bundle
133: operation groove 140: link fixture
142: link 143: sliding panel
150: guide bracket 151: roller
152: fixed support bar 160: celebration housing
162 drive shaft

Claims (5)

A support frame 10; An improved surface processing machine (20) installed on the support frame (10) and for processing one side of the pipe (P) by the bite (26); On the support frame 10 and the improvement surface processing machine 20, the conical housing 31, the hydraulic operating unit 33 provided on one side of the conical housing 31, and the hydraulic operating unit 33 Hydraulic actuating means (30) made of a drive shaft (34) which is driven by and is installed back and forth in the inside of the celebration housing (31); A hydraulic block (40) installed at the hydraulic actuating means (30) and the improved surface processing machine (20) to induce rotation and forward and backward of the improved surface processing machine (20); In the general large pipe end improvement processing device is installed on the drive shaft 34, consisting of a chucking device 100 having a fixing bracket 52 for fixing / separating the inner surface of the pipe (P),
The chucking device 100 is formed with a conical housing 160 including a drive shaft 162 operated by a hydraulic cylinder, and is formed such that the stationary disc 110 corresponds to the end and the other end of the conical housing 160, respectively. The fixing brackets 120 are fixed to the upper ends of the inclination rails 130, respectively, and the fixing brackets 120 are sliding panels 143 on the celebrity housings 160, respectively. Chucking device for large pipe end improvement processing device for welding, characterized in that connected to each of the link fixture 140 and the link 142 is fixed. The method of claim 1,
The fixing bracket 120 is formed of the chucking tank 121 and the jaw block 122, the jaw block 122 is improved by the end of the large pipe for welding, characterized in that fixed to the top of the chucking tank 121 with a screw. Chucking device for processing equipment. The method of claim 1,
The inclined rail 110 and the fixing bracket 120 is a chucking device for a large pipe end improvement processing apparatus for welding, characterized in that formed at least three corresponding to each of the fixed disk (110). The method of claim 1,
The inclined rail 130 has a slope 131 is formed on the upper end, while maintaining the same slope as the slope 131, the welding groove characterized in that the crushing operation groove 133 is formed in the 'ㅗ' shape in the longitudinal direction Chucking device for large pipe end refinement machines. The method according to claim 2 or 4,
The chucking tank 121 of the fixing bracket 120 has a lower flange 123 formed at a lower end thereof, and a large pipe end improvement for welding is formed by being inclined at the same angle as the inclination of the slope 131. Chucking device for processing equipment.
KR1020110134656A 2011-12-14 2011-12-14 Chucking unit for big pipe edge cutting device for welding KR20130068179A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110134656A KR20130068179A (en) 2011-12-14 2011-12-14 Chucking unit for big pipe edge cutting device for welding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110134656A KR20130068179A (en) 2011-12-14 2011-12-14 Chucking unit for big pipe edge cutting device for welding

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KR20130068179A true KR20130068179A (en) 2013-06-26

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KR1020110134656A KR20130068179A (en) 2011-12-14 2011-12-14 Chucking unit for big pipe edge cutting device for welding

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103624322A (en) * 2013-11-08 2014-03-12 长兴诺英五金工具有限公司 Cutting device for hairbrush pipe
CN107186417A (en) * 2017-07-27 2017-09-22 舟山市敏瑞科技咨询有限公司 A kind of fixing device of welding
CN109926729A (en) * 2017-12-18 2019-06-25 沧州领创激光科技有限公司 Laser cutting machine tool synchronizes support system
KR101994859B1 (en) * 2018-06-12 2019-07-01 송재소 Material Supplying Apparatus and Integrated Cutting and Chamfering Machine with It
CN110315288A (en) * 2019-06-17 2019-10-11 新昌县三元机械有限公司 A kind of copper aluminium welding technique for accessory processing of freezing
CN112059280A (en) * 2020-07-22 2020-12-11 孔令峰 Stainless steel pipe production and processing equipment

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103624322A (en) * 2013-11-08 2014-03-12 长兴诺英五金工具有限公司 Cutting device for hairbrush pipe
CN107186417A (en) * 2017-07-27 2017-09-22 舟山市敏瑞科技咨询有限公司 A kind of fixing device of welding
CN109926729A (en) * 2017-12-18 2019-06-25 沧州领创激光科技有限公司 Laser cutting machine tool synchronizes support system
KR101994859B1 (en) * 2018-06-12 2019-07-01 송재소 Material Supplying Apparatus and Integrated Cutting and Chamfering Machine with It
CN110315288A (en) * 2019-06-17 2019-10-11 新昌县三元机械有限公司 A kind of copper aluminium welding technique for accessory processing of freezing
CN110315288B (en) * 2019-06-17 2021-07-20 新昌县三元机械有限公司 Copper-aluminum welding process for machining refrigeration fittings
CN112059280A (en) * 2020-07-22 2020-12-11 孔令峰 Stainless steel pipe production and processing equipment
CN112059280B (en) * 2020-07-22 2021-10-26 扬州市凯峰达物资有限公司 Stainless steel pipe production and processing equipment

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