CN102990162B - Pipe joint cutting device - Google Patents
Pipe joint cutting device Download PDFInfo
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- CN102990162B CN102990162B CN201210525520.5A CN201210525520A CN102990162B CN 102990162 B CN102990162 B CN 102990162B CN 201210525520 A CN201210525520 A CN 201210525520A CN 102990162 B CN102990162 B CN 102990162B
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- pipe joint
- slide bar
- cylindrical shell
- lifting device
- gland
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Abstract
The invention discloses a pipe joint cutting device. The pipe joint cutting device is characterized by comprising a contact device, wherein the contact device penetrates through a gland device so as to be connected with a lifting device, an extension spring is arranged on the lifting device, and a compression spring is arranged in the lifting device. The pipe joint cutting device has the characteristics of high working efficiency, low manufacturing cost, small volume, good universality and the like.
Description
Technical field
The present invention relates to the process equipment of parts in a kind of boiler, particularly relate to a kind of pipe joint cutter sweep.
Background technology
At present, boiler header pipe joint and annex pendulum need to carry out the water pressure test after taking welding equipment, heat treatment.Therefore, after the header water pressure test, pipe socket end water pressure test surplus needs manual oxygen cutting to cut off, and uses drilling machine to bore afterwards and scrapes processing tube joint bevel.Wherein, the pipe joint of carbon steel, steel alloy material is divided into source nipple and long tube joint.Source nipple is designed to: boring form in port, needs welding equipment water pressure test shrouding.Long tube joint design is: spinning reducing form.Pipe joint port manual oxygen cutting, gas cutting end hardness is high, and port is concavo-convex uneven, uses drilling machine to bore and scrapes finished edge very easily damage equipment gear.This kind of pipe joint retaining wall on slope method, not only very easily damage drilling machine equipment, and production efficiency is low.
Summary of the invention
The object of the invention is to solve pipe joint port manual oxygen cutting, gas cutting end hardness is high, port is concavo-convex uneven, uses drilling machine to bore the problem of scraping finished edge very easily damage equipment gear, provides the pipe joint cutter sweep that a kind of working (machining) efficiency is high, low cost of manufacture, volume are little, versatility is good.
In order to achieve the above object, the invention provides a kind of pipe joint cutter sweep, it is characterized in that, comprise contact device, contact device is connected with lifting device through pressing device, and lifting device is provided with extension spring, is provided with Compress Spring in lifting device.
Preferably, described contact device comprises slide bar, and the top of slide bar is provided with shrouding, and the bottom of slide bar is connected with top board, and slide bar is connected with lifting device through pressing device, and top board is connected with pressing device.
Preferably, described pressing device comprises gland, and the both sides of gland are respectively equipped with locating piece, and locating piece is connected with fixture block, and fixture block is provided with scraper, and described slide bar is connected with lifting device through the first circular hole of gland central authorities.
Preferably, described lifting device comprises cylindrical shell, the centre position of cylindrical shell is connected with connecting rod by contiguous block, position near bottom on cylindrical shell is provided with pulling buckle, and pulling buckle is connected with one end of extension spring, and the other end of extension spring is connected with the centre position of connecting rod, the bottom of cylindrical shell is connected with roller by briquetting, roller is located at inside scraper, and cylindrical shell is connected with slide bar, is provided with Compress Spring between the first blind via bottom of cylindrical shell and the top of slide bar.
Preferably, described gland is bottle cap shape, and the both sides of gland are respectively equipped with a square hole, and square hole is embedded with locating piece.
Preferably, described scraper is provided with the first groove, is provided with connecting rod in the first groove.
Preferably, the central authorities of described briquetting are provided with the second circular hole, and the both sides of briquetting are respectively equipped with the second groove, and the end of the second groove is located at by described scraper.
The present invention contrasts prior art following beneficial effect: the present invention coordinates drilling machine, and header that can be directly qualified to the water pressure test carries out pipe joint surplus cutting operation.Compared to prior art, invention avoids the operation of header pipe joint surplus manual oxygen cutting, optimize header fabrication technique process, reduce the manufacturing cycle of header, improve the manufacture efficiency of header.
The present invention is Be very effective after workshop is on probation, and after clamped one time of the present invention, can carry out batch cutting to same specification header pipe joint surplus, working (machining) efficiency is high, is convenient to workshop large scale investment and uses.And low cost of manufacture of the present invention, charge and discharge operations are simple, have that volume is little, versatility good, the advantage of good economical benefit, be convenient to workshop and store and use.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of pipe joint cutter sweep;
Fig. 2 is the structural representation of contact device;
Fig. 3 is the structural representation of pressing device;
Fig. 4 is the structural representation of fixture block;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the structural representation of locating piece;
Fig. 7 is the left view of Fig. 6;
Fig. 8 is the structural representation of gland;
Fig. 9 is the top view of Fig. 8;
Figure 10 is the structural representation of scraper;
Figure 11 is the top view of Figure 10 partial structurtes schematic diagram;
Figure 12 is the structural representation of lifting device;
Figure 13 is the structural representation of briquetting;
Figure 14 is the top view of Figure 13;
Figure 15 is the structural representation of roller;
Figure 16 is the top view of Figure 15;
Figure 17 is the structural representation of pulling buckle;
Figure 18 is the top view of Figure 17;
Figure 19 is the structural representation of connecting rod;
Figure 20 is the top view of Figure 19;
Figure 21 is the structural representation of contiguous block;
Figure 22 is the top view of Figure 21;
Figure 23 is a kind of schematic diagram of pipe joint cutter sweep initial cut state;
Figure 24 is a kind of schematic diagram of pipe joint cutter sweep dissengaged positions.
Description of reference numerals
1-contact device; 2-thrust ball bearing; 3-pressing device; 4-extension spring; 5-Compress Spring; 6-lifting device; 7-pin assemblies; 8-first blind hole; 9-snap close; 10-shrouding; 11-slide bar; 12-top board; 13-fixture block; 14-locating piece; 15-gland; 16-scraper; 17-briquetting; 18-roller; 19-pulling buckle; 20-connecting rod; 21-contiguous block; 22-cylindrical shell; 23-is the first circular hole; 24-square hole; 25-first groove; 26-second groove; 27-second circular hole; 28-drilling machine dynamic power machine end; 29-header pipe joint; A is angle.
Detailed description of the invention
For making the present invention become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Embodiment
The present invention is a kind of pipe joint cutter sweep, as shown in Figure 1, is a kind of structural representation of pipe joint cutter sweep.Contact device 1 is connected with lifting device 6 through pressing device 3, lifting device 6 is provided with extension spring 4, is provided with Compress Spring 5 in lifting device 6.
As shown in Figure 2, be the structural representation of contact device 1.Contact device 1 comprises shrouding 10, top board 12, slide bar 11, is designed with groove in the middle part of slide bar 11, and slide bar 11 top is embedded with shrouding 10, and by being welded to connect, port weld seam polishes.Top board 12 aligns with the port bottom slide bar 11, is welded to connect afterwards, and weld seam postwelding polishes.
As shown in Figure 3, be the structural representation of pressing device 3.Pressing device 3 comprises locating piece 14 (as Figure 6-Figure 7), gland 15, fixture block 13, scraper 16, pin assemblies 7.Gland 15 both sides of bottle cap shape have a square hole 24, as illustrated in figs. 8-9.Be embedded with locating piece 14 in square hole 24, and be welded to connect, the lateral cross section of fixture block 13 is " U " type, as shown in fig. 4-5, is connected between locating piece 14 with fixture block 13 by pin assemblies 7, for being flexibly connected.Fixture block 13 is embedded in the groove on scraper 16, and gland 15 central authorities have the first circular hole 23.Scraper 16 angle a, a angular range is: 20 ° ~ 160 °, one end of scraper 16 has the first groove 25, as shown in Figure 10-Figure 11, its material selection carbide alloy/high-speed steel.
Wherein, pin assemblies 7 comprises pin with split pin hole and split pin.
As shown in figure 12, be the structural representation of lifting device 6.Lifting device 6 comprises briquetting 17, roller 18 (as shown in Figure 15-Figure 16), pin assemblies 7, pulling buckle 19 (as shown in Figure 17-Figure 18), cylindrical shell 22, contiguous block 21, connecting rod 20 (as shown in Figure 19-Figure 20).Cylindrical shell 22 tip designs is taper shank structure, and cylindrical shell 22 both sides center line has square hole groove, and contiguous block 21 is loaded in cylindrical shell 22 square hole groove, is welded to connect between the two.Contiguous block 21 lateral cross section is " U " type, as shown in Figure 21-Figure 22.Be connected by pin assemblies 7 between contiguous block 21 with connecting rod 20, for being flexibly connected between connecting rod 20 with contiguous block 21.The central authorities of briquetting 17 have the second circular hole 27, and the both sides of briquetting 17 have the second groove 26, as shown in Figure 13-Figure 14.Briquetting 17, pulling buckle 19 welding equipment (must be in same plane with the square hole groove on cylindrical shell 22 both sides) on the center line of cylindrical shell 22 both sides.Pulling buckle 19 is positioned at the position near bottom on cylindrical shell 22, and briquetting 17 is positioned at the bottom of cylindrical shell 22.Install roller 18 in the middle of on briquetting 17, connected by pin assemblies 7 between the two, roller 18 can rotate freely around pin with split pin hole.
Installation steps of the present invention are as follows:
Installed thrust ball bearing 2 on slide bar 11 bottom pressing device 3, be through at by slide bar 11 in first circular hole 23 of gland 15, slide bar 11 can rotate freely in the first circular hole 23.Be connected by snap close 9 between pressing device 3 with contact device 1, snap close 9 is half half slide structure, needs two pieces to combinationally use.Top board 12 is connected with the gland 15 of pressing device 3.That is: complete between contact device 1 with pressing device 3 and be connected.
Extension spring 4, Compress Spring 5 are installed on lifting device 6, scurry in the central hole in centre position on connecting rod 20 by extension spring 4 one, other end is connected with pulling buckle 19, Compress Spring 5 is scurried in the first blind hole 8 of cylindrical shell 22, putting scraper 16 for wearing in second groove 26 at briquetting 17 two ends, is Structure deformation between roller 18 and scraper 16.Roller 18 inside scraper 16 on, and can to slide on scraper 16.Connecting rod 20 is placed in the first groove 25 of scraper 16, is connected by connecting rod 20 by pin assemblies 7 with scraper 16, and for being flexibly connected.Scraper 16, by being connected by pin assemblies 7, is enclosed in the end in the second groove 26 of briquetting 17 by briquetting 17 two ends.Complete between pressing device 3 with lifting device 6 and be connected, meanwhile, slide bar 11 penetrates in the first blind hole 8 of cylindrical shell 22, makes it withstand Compress Spring 5 in the first blind hole 8, for sliding friction contacts between cylindrical shell 22 with slide bar 11.The final general assembly step of the present invention completes.
The course of work of the present invention is as follows:
Pipe joint cutter sweep is arranged on (taper shank, sleeve connection) on drilling machine dynamic power machine end 28, header pipe joint 29 put in place after, pipe joint cutter sweep just enters initial cut state, as shown in figure 23.Under original state, scraper 16 in pipe joint cutter sweep is in releasing orientation, drilling machine dynamic power machine end 28 provides and to rotate and to after lower feeding, pipe joint cutter sweep is with drilling machine dynamic power machine end 28 synchronous rotary, and scraper 16 rotates around the pin with split pin hole between fixture block 13 and locating piece 14, start to cut the water pressure test end surplus of header pipe joint 29, as shown in figure 24.
Claims (4)
1. a pipe joint cutter sweep, it is characterized in that, comprise contact device (1), contact device (1) is connected with lifting device (6) through pressing device (3), lifting device (6) is provided with extension spring (4), Compress Spring (5) is provided with in lifting device (6), described contact device (1) comprises slide bar (11), the top of slide bar (11) is provided with shrouding (10), the bottom of slide bar (11) is connected with top board (12), slide bar (11) is connected with lifting device (6) through pressing device (3), top board (12) is connected with pressing device (3), described pressing device (3) comprises gland (15), the both sides of gland (15) are respectively equipped with locating piece (14), locating piece (14) is connected with fixture block (13), fixture block (13) is provided with scraper (16), described slide bar (11) is connected with lifting device (6) through first circular hole (23) of gland (15) central authorities, described lifting device (6) comprises cylindrical shell (22), the centre position of cylindrical shell (22) is connected with connecting rod (20) by contiguous block (21), the upper position near bottom of cylindrical shell (22) is provided with pulling buckle (19), pulling buckle (19) is connected with one end of extension spring (4), the other end of extension spring (4) is connected with the centre position of connecting rod (20), the bottom of cylindrical shell (22) is connected with roller (18) by briquetting (17), roller (18) is located at scraper (16) inner side, cylindrical shell (22) is connected with slide bar (11), Compress Spring (5) is provided with between first blind hole (8) bottom of cylindrical shell (22) and the top of slide bar (11).
2. a kind of pipe joint cutter sweep as claimed in claim 1, it is characterized in that, described gland (15) is bottle cap shape, and the both sides of gland (15) are respectively equipped with a square hole (24), and square hole (24) is embedded with locating piece (14).
3. a kind of pipe joint cutter sweep as claimed in claim 1, is characterized in that, described scraper (16) is provided with the first groove (25), is provided with connecting rod (20) in the first groove (25).
4. a kind of pipe joint cutter sweep as claimed in claim 1, it is characterized in that, the central authorities of described briquetting (17) are provided with the second circular hole (27), the both sides of briquetting (17) are respectively equipped with the second groove (26), and the end of the second groove (26) is located at by described scraper (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210525520.5A CN102990162B (en) | 2012-12-07 | 2012-12-07 | Pipe joint cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210525520.5A CN102990162B (en) | 2012-12-07 | 2012-12-07 | Pipe joint cutting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102990162A CN102990162A (en) | 2013-03-27 |
| CN102990162B true CN102990162B (en) | 2015-02-18 |
Family
ID=47919567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210525520.5A Active CN102990162B (en) | 2012-12-07 | 2012-12-07 | Pipe joint cutting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102990162B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394761A (en) * | 2013-07-19 | 2013-11-20 | 佛吉亚(青岛)排气系统有限公司 | Combined cutter and pipe cutting method |
| CN104084647B (en) * | 2014-06-30 | 2016-09-28 | 苏州蓝王机床工具科技有限公司 | Electromechanical integration cutting machine cutting knife |
| CN106624186B (en) * | 2016-12-25 | 2018-03-02 | 重庆市永川区泰兴机械厂 | A kind of chamfer processing method |
| CN109162160A (en) * | 2018-09-18 | 2019-01-08 | 章桂连 | Auxiliary device is laid with for Qinghai-Tibet Plateau Railway |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4220060A (en) * | 1979-02-26 | 1980-09-02 | Bjodstrup Ole J | Tool for deburring tubes of different width |
| PL141917B1 (en) * | 1983-06-22 | 1987-09-30 | Huta Stalowa Wola | Backing-off head for relieving ends of pipes or tubes,in particular heat exchanger finned pipes |
| CN200974150Y (en) * | 2006-10-31 | 2007-11-14 | 扬动股份有限公司 | Cutter for removing teeth end burr |
| CN201079873Y (en) * | 2007-06-22 | 2008-07-02 | 上海华钢不锈钢有限公司 | Metal material belt side cleaning device for pipe-welding machine |
| CN202411567U (en) * | 2012-01-19 | 2012-09-05 | 宝鸡市中天鹏泰金属材料有限公司 | Outside diameter chamfering device for titanium tubular product |
| CN203018849U (en) * | 2012-12-07 | 2013-06-26 | 上海锅炉厂有限公司 | Cutting device of pipe joint |
-
2012
- 2012-12-07 CN CN201210525520.5A patent/CN102990162B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4220060A (en) * | 1979-02-26 | 1980-09-02 | Bjodstrup Ole J | Tool for deburring tubes of different width |
| PL141917B1 (en) * | 1983-06-22 | 1987-09-30 | Huta Stalowa Wola | Backing-off head for relieving ends of pipes or tubes,in particular heat exchanger finned pipes |
| CN200974150Y (en) * | 2006-10-31 | 2007-11-14 | 扬动股份有限公司 | Cutter for removing teeth end burr |
| CN201079873Y (en) * | 2007-06-22 | 2008-07-02 | 上海华钢不锈钢有限公司 | Metal material belt side cleaning device for pipe-welding machine |
| CN202411567U (en) * | 2012-01-19 | 2012-09-05 | 宝鸡市中天鹏泰金属材料有限公司 | Outside diameter chamfering device for titanium tubular product |
| CN203018849U (en) * | 2012-12-07 | 2013-06-26 | 上海锅炉厂有限公司 | Cutting device of pipe joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102990162A (en) | 2013-03-27 |
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