CN103084415A - Pipe billet cooling centering machine - Google Patents
Pipe billet cooling centering machine Download PDFInfo
- Publication number
- CN103084415A CN103084415A CN2013100296684A CN201310029668A CN103084415A CN 103084415 A CN103084415 A CN 103084415A CN 2013100296684 A CN2013100296684 A CN 2013100296684A CN 201310029668 A CN201310029668 A CN 201310029668A CN 103084415 A CN103084415 A CN 103084415A
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- fixed
- hydraulic
- pipe
- slide
- ball
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- 238000001816 cooling Methods 0.000 title claims abstract description 20
- 238000005553 drilling Methods 0.000 claims abstract description 4
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 4
- 230000001360 synchronised effect Effects 0.000 claims description 21
- 239000000839 emulsion Substances 0.000 claims description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000012809 cooling fluid Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000008093 supporting effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 5
- 229910000851 Alloy steel Inorganic materials 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 230000005389 magnetism Effects 0.000 abstract 2
- 239000000110 cooling liquid Substances 0.000 abstract 1
- 235000000396 iron Nutrition 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000003754 machining Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000003500 flue dust Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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- Drilling And Boring (AREA)
Abstract
The invention relates to a pipe billet cooling centering machine and belongs to processing equipment of a pipe billet producing preparation period of seamless steel pipes and is particularly suitable for rolling pipe billets of large-diameter think-wall seamless pipes and pipe billet prepares of alloy steel pipes. The pipe billet cooling centering machine structurally includes that a hydraulic clamp is installed on the front potion of the base seat through a fastening bolt and a location pin, a min machine is fixed on the upper portion of the base seat through the fastening bolt and a location key, a magnetism chip cleaner is placed on the lower portion of the base seat and is used for collecting scrap irons machining down from the pipe billets when the pipe billets in centering, an emulsified liquid cooling system is connected on the back portion of a draw rod on the main machine through a rotating connecter and used for providing cooling liquid for drilling tools, one fixing end of a position detecting device is fixed on the base seat, and one moving end is fixed on a sliding seat of the main machine, the position of a detecting sliding seat is the position of a drill on the main machine, a hydraulic system is used for providing hydraulic oil for a hydraulic clamping cylinder of the hydraulic clamp and driving the hydraulic cylinder to operate, a sweep collecting frame is placed on the lower portion of a chip removal opening of the magnetism chip cleaner. The pipe billet cooling centering machine has the advantages of being novel in structure, easy and convenient to manufacture, convenient to use, capable of reducing energy consumption, accurate in centering, capable of reducing pollutions and the like.
Description
Technical field
The cold centring machine of pipe of the present invention belongs to the process equipment that the seamless steel tube production pipe is prepared section, is specially adapted to the pipe of rolling major-diameter thick-wall seamless pipe and the pipe of alloy pipe and prepares.
Background technology
At present, in the seamless pipe industry, most domestic enterprise adopts heat centering or does not feel relieved.Not feeling relieved, centering has following shortcoming and defect part with heat:
1, pipe is not felt relieved and can be made hollow billet front bulkhead thickness ununiformity.
2, steel alloy when perforation drafts is less, and pipe is not felt relieved and can be made the secondary difficulty of nipping.
3, heat centering needs heating pipe end, increases firing equipment.
4, air-arc cutting centering, flue dust is large.
For existing problem in above-mentioned prior art, the cold centring machine of a kind of novel pipe of research and design, in prior art, existing problem is very necessary thereby overcome.
Summary of the invention
In view of existing problem in above-mentioned prior art, the objective of the invention is the cold centring machine of a kind of novel pipe of research and design.Exist in prior art in order to solve:
1, pipe is not felt relieved and can be caused:
A, pipe are not felt relieved and can be made hollow billet front bulkhead thickness ununiformity;
During the perforation of b, steel alloy, drafts is less, and pipe is not felt relieved and can be made the secondary difficulty of nipping;
2, adopt hot centering to cause:
A, heat centering need heating pipe end, increase firing equipment;
B, air-arc cutting centering, flue dust is large.
Technical solution of the present invention is achieved in that
The cold centring machine of pipe of the present invention is collected frame, position detecting device and hydraulic system by hydraulic clamp, main frame, emulsion cooling system, base, magnetic chip cleaner, scrap and is formed; It is characterized in that
Described hydraulic clamp is loaded on the front portion of base by fastening bolt and alignment pin; Main frame is fixed on the top of base by fastening bolt and positioning key; The magnetic chip cleaner is placed on the below of base and collects the iron filings of processing from pipe when feeling relieved; The emulsion cooling system is connected on pull bar rear on main frame by swivel joint, provides cooling fluid to drilling tool; The stiff end of position detecting device is fixed on base, and the mobile terminal is fixed on the slide of main frame, detects the position of slide, both the position of drill bit on main frame; Hydraulic system provides hydraulic oil for the hydraulic cylinder of hydraulic clamp, drives the hydraulic cylinder action; Scrap is collected the chip removal mouth below that frame is positioned over the magnetic chip cleaner.
Hydraulic clamp of the present invention is comprised of hydraulic cylinder, hydraulic cylinder fixed head, clamp seat, slide block, connecting rod, jig arm, jaw, dust excluding plate, oscillating bearing, bearing pin I, bearing pin II; Clamp seat is loaded on the front portion of base by fastening bolt and alignment pin; The hydraulic cylinder fixed head is fixed on clamp seat, and hydraulic cylinder is fixed on the hydraulic cylinder fixed head; Slide block is loaded on the piston rod of hydraulic cylinder, and the telescopic band movable slider of hydraulic cylinder moves up and down in the gathering sill of clamp seat; The bottom of connecting rod is hinged by bearing pin II and slide block, and top is hinged by bearing pin I and oscillating bearing and jig arm; When slide block moves, drivening rod moves, and connecting rod drives jig arm around its gyroaxis rotation, clamps pipe by jaw mounted thereto during the jig arm rotation; Jaw according to the different replaceable different sizes of pipe diameter.
Main frame of the present invention is comprised of track base, line slideway, line slideway piece, slide, body, servomotor, planetary reducer, radial thrust combination bearing, biserial ball roller bearing I, main shaft, ball-screw, ball-screw nut seat, pull bar, two-way angle contact thrust ball bearing, biserial ball roller bearing II, handle of a knife, drill bit, protective cover, alignment pin, spindle motor, Timing Belt, small synchronous pulley, large synchronous pulley, straight end-face key; Track base is fixed on above base by fastening bolt and positioning key; Line slideway is fixed on track base, slide be fixed on the line slideway piece and and the line slideway piece be loaded on line slideway together, and can slide on line slideway; Body fixedly is housed on slide.Internal body is equipped with main shaft by biserial ball roller bearing I, two-way angle contact thrust ball bearing and the supporting of biserial ball roller bearing II, and main shaft is hollow shaft; Front end at main shaft is fixed with handle of a knife, and drill bit is installed on handle of a knife, and chisel edge has been screwed detachable blade, holes by blade; Internal thread and the external screw thread of pull bar front end of handle of a knife by its afterbody screws it pulled to main shaft and firmly is fixed on main shaft, handle of a knife and main shaft are taper fit centering, on main shaft, handle of a knife is by keyway and straight end-face key contacts side surfaces transmitting torque on it by the keyway on main shaft and screw for straight end-face key; The rear portion of pull bar is connected with the emulsion cooling system by swivel joint, and the pull bar center has through hole to be used for logical cooling water, cooling blade; Large synchronous pulley is equipped with at the rear portion of main shaft, and large synchronous pulley is connected with small synchronous pulley on being loaded on spindle motor by Timing Belt; Spindle motor is loaded on body upper; The radial thrust combination bearing is loaded on track base, and ball-screw is loaded on the radial thrust combination bearing, and the ball-screw nut seat is loaded on ball-screw, and is fixed on slide, at the rear portion of ball-screw, planet-gear speed reducer and servomotor is housed; Protective cover, links together by alignment pin and slide on base by wheel support, moves together with slide.
The cold centring machine of this pipe is when its subsidiary engine is delivered to its processing stations with pipe, by the sense switch sender, after the hydraulic clamp hydraulic cylinder is received action command, hydraulic cylinder rod stretches out, the driving slide block moves, connecting rod fixed thereon when slide block moves moves simultaneously, and connecting rod action drives jig arm is around the rotation of its gyroaxis, clamp pipe by jaw mounted thereto during the jig arm rotation and be positioned at drill bit coaxial position on; When pipe having been detected by sense switch, the spindle motor starting of main frame drives the small synchronous pulley rotation, small synchronous pulley drives the large synchronous pulley rotation that is loaded on the main shaft rear portion by Timing Belt, large synchronous pulley rotarily drives main shaft and is arranged on handle of a knife on main shaft and bit motion that bit is realized boring; Servomotor starting in the time of main electric motor starting, servomotor drives the ball-screw rotation by planet-gear speed reducer, the ball-screw nut seat that drive is loaded on ball-screw moves, the ball-screw nut seat is fixed on slide, slide moves like this, slide drive body and on main shaft, handle of a knife, drill bit move, realize the feed motion of drill bit; According to the size of internal point and the difference of blank tube material, can adjust the speed of mainshaft by the frequency converter of spindle motor.First advance fast after the servomotor starting, change into than the work of low velocity near pipe the time.The hydraulic pump of emulsion cooling system starting simultaneously is to the cooling drill bit of drill bit place's spray cooling fluid.F.F. and work are advanced apart from setting according to technological requirement, detected by position detecting device, and the servomotor realization, after boring put in place, servomotor stopped, then reverse fast return initial point.Hydraulic clamp hydraulic cylinder bar is retracted, and clamp is opened, and subsidiary engine can with pipe output centering station, be completed an operation cycle.
Advantage of the present invention is apparent, is mainly manifested in:
1, use the present invention, do not needed the pipe end heating, energy saving;
2, use the present invention, reduced the generation of flue dust;
2, used the present invention, centering is accurate, surface roughness≤Ra12.5.
The present invention have novel structure, processing easy, easy to use, reduce energy consumption, centering accurately, reduce the advantage such as pollutions, it puts goods on the market in enormous quantities and will produce positive social benefit and economic benefit significantly.
Description of drawings
The present invention has 7 width accompanying drawings, wherein:
Accompanying drawing 1 is structural representation of the present invention;
Accompanying drawing 2 is the top view of accompanying drawing 1;
Accompanying drawing 3 is the structural representation of main frame;
Accompanying drawing 4 is the A-A view of accompanying drawing 3;
Accompanying drawing 5 is the right view of accompanying drawing 3;
Accompanying drawing 6 is the structural representation of hydraulic clamp;
Accompanying drawing 7 is the B-B view of accompanying drawing 6;
in the drawings: 1, hydraulic clamp 2, main frame 3, emulsion cooling system 4, base 5, magnetic chip cleaner 6, scrap is collected frame 7, position detecting device 8, hydraulic system 9, track base 10, line slideway 11, line slideway piece 12, slide 13, servomotor 14, planetary reducer 15, radial thrust combination bearing 16, biserial ball roller bearing I 17, main shaft 18, ball-screw 19, ball-screw nut seat 20, pull bar 21, two-way angle contact thrust ball bearing 22, biserial ball roller bearing II 23, handle of a knife 24, drill bit 25, protective cover 26, alignment pin 27, spindle motor 28, Timing Belt 29, small synchronous pulley 30, large synchronous pulley 31, straight end-face key 32, hydraulic cylinder 33, hydraulic cylinder fixed head 34, clamp seat 35, slide block 36, connecting rod 37, jig arm 38, jaw 39, dust excluding plate 40, oscillating bearing 41, bearing pin I 42, the bearing pin II.43, body 44, screw.
The specific embodiment
Specific embodiments of the invention are collected frame 6, position detecting device 7 and hydraulic system 8 by hydraulic clamp 1, main frame 2, emulsion cooling system 3, base 4, magnetic chip cleaner 5, scrap and are formed as shown in drawings; It is characterized in that described hydraulic clamp 1 is loaded on the front portion of base 4 by fastening bolt and alignment pin; Main frame 2 is fixed on the top of base 4 by fastening bolt and positioning key; The magnetic chip cleaner is placed on the below of base 4 and collects the iron filings of processing from pipe when feeling relieved; Emulsion cooling system 3 is connected on pull bar 20 rears on main frame 2 by swivel joint, provides cooling fluid to drilling tool; The stiff end of position detecting device 7 is fixed on base, and the mobile terminal is fixed on the slide 12 of main frame 2, detects the position of slide 12, both the position of drill bit 24 on main frame 2; Hydraulic system 8 provides hydraulic oil for the hydraulic cylinder 32 of hydraulic clamp 1, drives hydraulic cylinder 32 actions; Scrap is collected the chip removal mouth below that frame 6 is positioned over magnetic chip cleaner 5.
Hydraulic clamp 1 is comprised of hydraulic cylinder 32, hydraulic cylinder fixed head 33, clamp seat 34, slide block 35, connecting rod 36, jig arm 37, jaw 38, dust excluding plate 39, oscillating bearing 40, bearing pin I 41, bearing pin II 42; Clamp seat 34 is loaded on the front portion of base 4 by fastening bolt and alignment pin; Hydraulic cylinder fixed head 33 is fixed on clamp seat 34, and hydraulic cylinder 32 is fixed on hydraulic cylinder fixed head 33; Slide block 35 is loaded on the piston rod of hydraulic cylinder 32, and the telescopic band movable slider 35 of hydraulic cylinder 32 moves up and down in the gathering sill of clamp seat 34; The bottom of connecting rod 36 is hinged by bearing pin II 42 and slide block 35, and top is hinged by bearing pin I 41 and oscillating bearing 40 and double wall 37; When slide block 35 moves, drivening rod 36 moves, and connecting rod 36 drives jig arm 37 around its gyroaxis rotation, clamps pipe by jaw mounted thereto 38 during jig arm 37 rotation; Jaw 38 according to the different replaceable different sizes of pipe diameter.
main frame 2 is by track base 9, line slideway 10, line slideway piece 11, slide 12, servomotor 13, planetary reducer 14, radial thrust combination bearing 15, biserial ball roller bearing I 16, main shaft 17, ball-screw 18, ball-screw nut seat 19, pull bar 20, two-way angle contact thrust ball bearing 21, biserial ball roller bearing II 22, handle of a knife 23, drill bit 24, protective cover etc. 25, alignment pin 26, spindle motor 27, Timing Belt 28, small synchronous pulley 29, large synchronous pulley 30, straight end-face key 31 forms, track base 9 is fixed on base 4 tops by fastening bolt and positioning key, line slideway 10 is fixed on track base 9, slide 12 be fixed on line slideway piece 11 and and line slideway piece 11 be loaded on together on line slideway 10, and can slide on line slideway 10, body 43 fixedly is housed on slide 12, and internal body is equipped with main shaft 17 by biserial ball roller bearing I 16, two-way angle contact thrust ball bearing 21 and 22 supportings of biserial ball roller bearing II, and main shaft 17 is hollow shaft, front end at main shaft 17 is fixed with handle of a knife 23, and drill bit 24 is installed on handle of a knife 23, and chisel edge has been screwed detachable blade, holes by blade, internal thread and the external screw thread of pull bar 20 front ends of handle of a knife 23 by its afterbody screws it pulled to main shaft 17 and firmly is fixed on main shaft 17, handle of a knife 23 is taper fit centering with main shaft 17, on main shaft, handle of a knife 23 is by keyway and straight end-face key 31 contacts side surfaces transmitting torques on it by the keyway on main shaft 17 and screw 44 for straight end-face key 31, the rear portion of pull bar 20 is connected with emulsion cooling system 3 by swivel joint, and pull bar 20 centers have through hole to be used for logical cooling water, cooling blade, large synchronous pulley 30 is equipped with at the rear portion of main shaft 17, and large synchronous pulley 30 is connected with small synchronous pulley 29 on being loaded on spindle motor 27 by Timing Belt 28, spindle motor 27 is loaded on body upper, radial thrust combination bearing 15 is loaded on base 4, ball-screw 18 is loaded on radial thrust combination bearing 15, ball-screw nut seat 19 is loaded on ball-screw 18, and is fixed on slide 12, and planet-gear speed reducer 14 and servomotor 13 are housed at the rear portion of ball-screw 18, protective cover 25, links together by alignment pin 26 and slide 12 on base 4 by wheel support, moves together with slide 12.
The above; it is only the better specific embodiment of the present invention; but protection scope of the present invention is not limited to this; all are familiar with those skilled in the art in technical scope disclosed by the invention, according to technical scheme of the present invention and design of the present invention thereof be equal to replace or change all should be encompassed in protection scope of the present invention within.
Claims (3)
1. the cold centring machine of pipe, collect frame (6), position detecting device (7) and hydraulic system (8) by hydraulic clamp (1), main frame (2), emulsion cooling system (3), base (4), magnetic chip cleaner (5), scrap and formed; It is characterized in that described hydraulic clamp (1) is loaded on the front portion of base (4) by fastening bolt and alignment pin; Main frame (2) is fixed on the top of base (4) by fastening bolt and positioning key; The magnetic chip cleaner is placed on the below of base (4) and collects the iron filings of processing from pipe when feeling relieved; Emulsion cooling system (3) is connected on pull bar (20) rear on main frame (2) by swivel joint, provides cooling fluid to drilling tool; The stiff end of position detecting device (7) is fixed on base, and the mobile terminal is fixed on the slide (12) of main frame (2), detects the position of slide (12), both the position of the upper drill bit (24) of main frame (2); Hydraulic system (8) drives hydraulic cylinder (32) action for the hydraulic cylinder (32) of hydraulic clamp (1) provides hydraulic oil; Scrap is collected the chip removal mouth below that frame (6) is positioned over magnetic chip cleaner (5).
2. the cold centring machine of pipe according to claim 1, is characterized in that described hydraulic clamp (1) is comprised of hydraulic cylinder (32), hydraulic cylinder fixed head (33), clamp seat (34), slide block (35), connecting rod (36), jig arm (37), jaw (38), dust excluding plate (39), oscillating bearing (40), bearing pin I (41), bearing pin II (42); Clamp seat (34) is loaded on the front portion of base (4) by fastening bolt and alignment pin; Hydraulic cylinder fixed head (33) is fixed on clamp seat (34), and hydraulic cylinder (32) is fixed on hydraulic cylinder fixed head (33); Slide block (35) is loaded on the piston rod of hydraulic cylinder (32), and the telescopic band movable slider (35) of hydraulic cylinder (32) moves up and down in the gathering sill of clamp seat (34); The bottom of connecting rod (36) is hinged by bearing pin II (42) and slide block (35), and top is hinged by bearing pin I (41) and oscillating bearing (40) and jig arm (37); When slide block (35) is mobile, drivening rod (36) is mobile, and connecting rod (36) drives jig arm (37) around its gyroaxis rotation, clamps pipe by jaw (38) mounted thereto during jig arm (37) rotation; Jaw (38) according to the different replaceable different sizes of pipe diameter.
3. the cold centring machine of pipe according to claim 1, it is characterized in that described main frame (2) is by track base (9), line slideway (10), line slideway piece (11), slide (12), servomotor (13), planetary reducer (14), radial thrust combination bearing (15), biserial ball roller bearing I (16), main shaft (17), ball-screw (18), ball-screw nut seat (19), pull bar (20), two-way angle contact thrust ball bearing (21), biserial ball roller bearing II (22), handle of a knife (23), drill bit (24), protective cover (25), alignment pin (26), spindle motor (27), Timing Belt (28), small synchronous pulley (29), greatly
Synchronous pulley (30), straight end-face key (31) form; Track base (9) is fixed on above base (4) by fastening bolt and positioning key; Line slideway (10) is fixed on track base (9), slide (12) be fixed on line slideway piece (11) upper and and line slideway piece (11) be loaded on together on line slideway (10), and can be in the upper slip of line slideway (10); At the upper body (43) that fixedly is equipped with of slide (12), body (43) is inner is equipped with main shaft (17) by biserial ball roller bearing I (16), two-way angle contact thrust ball bearing (21) and biserial ball roller bearing II (22) supporting, and main shaft (17) is hollow shaft; Front end at main shaft (17) is fixed with handle of a knife (23), and drill bit (24) is installed on handle of a knife (23), and chisel edge has been screwed detachable blade, holes by blade; Internal thread and the external screw thread of pull bar (20) front end of handle of a knife (23) by its afterbody screws it pulled to main shaft (17) and firmly is fixed on main shaft (17), handle of a knife (23) is taper fit centering with main shaft (17), on main shaft, handle of a knife (23) is by keyway and straight end-face key (31) contacts side surfaces transmitting torque on it by the keyway on main shaft (17) and screw (44) for straight end-face key (31); The rear portion of pull bar (20) is connected with emulsion cooling system (3) by swivel joint, and pull bar (20) center has through hole to be used for logical cooling water, cooling blade; Large synchronous pulley (30) is equipped with at the rear portion of main shaft (17), and large synchronous pulley (30) is connected with small synchronous pulley (29) on being loaded on spindle motor (27) by Timing Belt (28); Spindle motor (27) is loaded on body (43) top; Radial thrust combination bearing (15) is loaded on track base (9), ball-screw (18) is loaded on radial thrust combination bearing (15), ball-screw nut seat (19) is loaded on ball-screw (18), and be fixed on slide (12), planet-gear speed reducer (14) and servomotor (13) are housed at the rear portion of ball-screw (18); Protective cover (25), links together by alignment pin (26) and slide (12) on base (4) by wheel support, moves together with slide (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310029668.4A CN103084415B (en) | 2013-01-25 | 2013-01-25 | Pipe billet cooling centering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310029668.4A CN103084415B (en) | 2013-01-25 | 2013-01-25 | Pipe billet cooling centering machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103084415A true CN103084415A (en) | 2013-05-08 |
| CN103084415B CN103084415B (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310029668.4A Expired - Fee Related CN103084415B (en) | 2013-01-25 | 2013-01-25 | Pipe billet cooling centering machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN103084415B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741380A (en) * | 2015-04-04 | 2015-07-01 | 内蒙古包钢钢联股份有限公司 | Tube blank hot centring machine and hot centring method |
| CN106695424A (en) * | 2016-11-18 | 2017-05-24 | 长兴向荣模具有限公司 | Continuous machining equipment achieving automatic discharging and waste scrap collecting through electromagnetic attraction |
| CN107052051A (en) * | 2017-03-28 | 2017-08-18 | 北京京诚之星科技开发有限公司 | A kind of horizontal centring machine |
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| CN201736220U (en) * | 2010-04-21 | 2011-02-09 | 中国石油化工集团 | Hydraulic machinery finger device |
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| CN102513865A (en) * | 2011-12-18 | 2012-06-27 | 张铮 | Cold centering device for steel billet ends |
| CN102513460A (en) * | 2011-12-16 | 2012-06-27 | 大连三高科技发展有限公司 | Steel pipe end sizing mill assembly with diameter expanding function |
| CN203197008U (en) * | 2013-01-25 | 2013-09-18 | 大连三高科技发展有限公司 | Cold centering machine for tube blanks |
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| SU1488050A1 (en) * | 1987-04-27 | 1989-06-23 | Днепропетровский Металлургический Институт | Rear table of piercing mill |
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| CN201736220U (en) * | 2010-04-21 | 2011-02-09 | 中国石油化工集团 | Hydraulic machinery finger device |
| CN102451840A (en) * | 2010-10-27 | 2012-05-16 | 扬州创奇钢管机械有限公司 | Cold core setting machine |
| CN102513460A (en) * | 2011-12-16 | 2012-06-27 | 大连三高科技发展有限公司 | Steel pipe end sizing mill assembly with diameter expanding function |
| CN102513865A (en) * | 2011-12-18 | 2012-06-27 | 张铮 | Cold centering device for steel billet ends |
| CN203197008U (en) * | 2013-01-25 | 2013-09-18 | 大连三高科技发展有限公司 | Cold centering machine for tube blanks |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741380A (en) * | 2015-04-04 | 2015-07-01 | 内蒙古包钢钢联股份有限公司 | Tube blank hot centring machine and hot centring method |
| CN106695424A (en) * | 2016-11-18 | 2017-05-24 | 长兴向荣模具有限公司 | Continuous machining equipment achieving automatic discharging and waste scrap collecting through electromagnetic attraction |
| CN106695424B (en) * | 2016-11-18 | 2019-01-25 | 徐州天太机械制造有限公司 | It is a kind of to realize automatic blanking and slug collection continous way process equipment using electromagnetic attraction |
| CN107052051A (en) * | 2017-03-28 | 2017-08-18 | 北京京诚之星科技开发有限公司 | A kind of horizontal centring machine |
| CN107052051B (en) * | 2017-03-28 | 2019-03-29 | 北京京诚之星科技开发有限公司 | A kind of horizontal centring machine |
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| Publication number | Publication date |
|---|---|
| CN103084415B (en) | 2015-05-13 |
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