CN2688425Y

CN2688425Y - Steel pipe cutting machine tools

Info

Publication number: CN2688425Y
Application number: CN 200420039811
Authority: CN
Inventors: 刘星
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-04-15
Filing date: 2004-04-15
Publication date: 2005-03-30
Anticipated expiration: 2014-04-15

Abstract

The utility model provides steel pipe cutting machine tools, belonging to a special-purpose cutting off machine. The structure is composed of a machine frame, a main clamp, a main support frame and transmitting mechanisms. The main clamp bracket which is connected with the machine frame is equipped with a main clamp. The machine frame is connected with a cutting power head which is connected with the transmitting mechanisms. The machine frame is also equipped with an assisting clamp mechanism. The steel pipe cutting machine tools of the utility model has advantages of reasonable design, simple structure, high labor productivity, low labor manufacturing cost, the pipe material broken plane after being processed being axially perpendicular to the steel pipe cutting machine tools and highly polished, reducing reject rate, etc., compared with the prior art. So, the utility model has good popularized and using value.

Description

A kind of novel steel pipe cutting machine bed

1, technical field

The utility model relates to a kind of cutter special bed, and a kind of specifically suitable cutting is big, the new Plastic Steel Pipe cutting-off machine of mesopore caliber metal tubes.

2, background technology

Known steel pipe cut-out technology for blanking equipment is more, and common typical case cuts off equipment such as band sawing machine, and this sawing machine is to utilize the bands for band of rotation at a high speed that workpiece is implemented sawing to the cut-out of workpiece.The quality of saw blade and user mode have determined the service life of saw blade.When the solid bar of sawing, under two solid section clampings, move behind the saw blade incision workpiece, so guidance quality is good, saw blade is not easy to damage crown, but when sawing steel pipe class workpiece, particularly during thin-wall steel tube, owing to be in operation under the open section clamping behind the saw blade incision workpiece, cause the guidance quality of saw blade poor, thereby saw blade damage appears easily, the broken teeth phenomenon, make obviously descend the service life of saw blade, when sawing big, in aperture when pipe the easier broken teeth that occurs just, because of the cost of bands for band higher, it is big in cutting to make people be unwilling, in adopt band sawing machine during the aperture steel pipe, adopt band sawing machine cutting stock ubiquity long processing time simultaneously, the problem that production efficiency is low, again with regard to crudy, because the single-column that mostly is up and down of the saw bow of half sawing machine leads and the rotating shaft cantilevered fashion, guidance quality is poor, it is also poor to add that saw blade plays guidance quality when open section moves, the disconnected plane of part after its result of two-way stack causes cutting off out of plumb axial with it, even horseshoe-shape appears, section after the sawing simultaneously is more coarse, fineness is low, so, just must increase by one cutting action again and guarantee that this has increased production cost again in order to obtain disconnected plane and axial vertical and highly polished product.

3, summary of the invention

The purpose of this utility model is at above weak point, provide a kind of reasonable in design, simple in structure, labor productivity is high, the work production cost is low, the disconnected plane of tubing after the processing is axially vertical and highly polished with it, the novel steel tube cutting-off machine of minimizing percent defective.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of novel steel pipe cutting machine bed, comprise frame, the main folder pincers, main folder pincers support and transmission mechanism, the main folder pincers support that links to each other with frame is provided with the main folder pincers, be connected with the cutting unit head that links to each other with transmission mechanism on the frame, the cutting unit head comprises the unit head support, rotating part and standing part, rotating part is by revolving hollow spindle, annular piston, cylinder body, shift fork, push rod, rotary head and dress cutter slide block constitute, the revolving hollow spindle of unit head base inner, pass through cylinder body, annular piston, push rod links to each other with dress cutter slide block with shift fork, also passes through annular piston, the compression spring links to each other with rotary head; Standing part is made of fixation hollow axle and auxiliary clamp mechanism, and the fixation hollow axle is arranged on the inside of revolving hollow spindle, and auxiliary clamp mechanism is arranged in the fixation hollow axle; Auxiliary clamp mechanism comprises auxiliary clamp support, pull bar, auxiliary clamp and auxiliary clamp oil cylinder, and the auxiliary clamp oil cylinder on the auxiliary clamp support connects by the auxiliary clamp of pull bar and fixation hollow axle inside; Shift fork is a jag branch shape, and is tightly linked mutually with push rod and dress cutter slide block; Rotary head is provided with 2-3 dress cutter slide block, and dress cutter slide block is 180 ° of layouts when being 2, is 120 ° of layouts when being 3, and each dress cutter slide block is provided with toolsetting mechanism, and the driving of dress cutter slide block is a hydraulic-driven.

A kind of novel steel pipe cutting machine bed of the present utility model is compared with prior art, have reasonable in design, simple in structure, raise labour productivity, reduce the disconnected plane of tubing after work production cost, the processing axially vertical and highly polished with it, reduce characteristics such as percent defective, the utility model is used for metal tube (comprising seamless pipe and seamed pipe) and the cut-out work of the non-metallic pipe of material firmly big, the aperture.The section fineness of cutting off the back pipe is good, simultaneously can also be to pipe section place finished edge by the tool changing tool, help the butt welding of two tap, this machine adopted adds tubing and fastens, drive dedicated tool with rotary head, while rotating steel pipe is implemented the grooving feed, so have higher use value.

4, description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Accompanying drawing 1 is a kind of structural representation of novel steel pipe cutting machine bed;

Accompanying drawing 2 is a kind of right view of novel steel pipe cutting machine bed;

Accompanying drawing 3 is a kind of cutting power head structure schematic diagram of novel steel pipe cutting machine bed.

1, frame 2, connect iron filings dish 3, main folder pincers support 4, by Pipe Cutting material 5, main folder pincers 6, cutting unit head 7, transmission mechanism 8, rotatory sealing cover 9, auxiliary clamp mechanism 10, buncher 11, subsidiary engine material conveying road 12, unit head support 13, fixation hollow axle 14, revolving hollow spindle 15, compression spring 16, protecgulum 17, spring guide pillar 18, rotary head 19, pull bar 20, auxiliary clamp 21, inlet connector 22, dress cutter slide block 23, dedicated tool 24, toolsetting mechanism 25, shift fork 26, push rod 27, annular piston 28, cylinder body 29, blind flange 30, bearing 31, be with 32 synchronously, flange 33, auxiliary clamp oil cylinder 34, the rotatory sealing cover

5, the specific embodiment

Explain below with reference to Figure of description a kind of novel steel pipe cutting machine bed of the present utility model being done.

A kind of novel steel pipe cutting machine bed of the present utility model, its structure is by frame 1, main folder pincers 5, main folder pincers support 3 and transmission mechanism 7 constitute, the main folder pincers support 3 that links to each other with frame 1 is provided with main folder pincers 5, be connected with the cutting unit head 6 that links to each other with transmission mechanism 7 on the frame 1, cutting unit head 6 comprises unit head support 12, rotating part and standing part, rotating part is by revolving hollow spindle 14, annular piston 27, cylinder body 28, shift fork 25, push rod 26, rotary head 18 and dress cutter slide block 22 constitute, the revolving hollow spindle 14 of unit head support 12 inside, by cylinder body 28, annular piston 27, push rod 26 links to each other with dress cutter slide block 22 with shift fork 25, also by annular piston 27, compression spring 15 links to each other with rotary head 18; Standing part is made of fixation hollow axle 13 and auxiliary clamp mechanism 9, and fixation hollow axle 13 is arranged on the inside of revolving hollow spindle 14, and auxiliary clamp mechanism 9 is arranged in the fixation hollow axle 13; Auxiliary clamp mechanism 9 comprises auxiliary clamp support, pull bar 19, auxiliary clamp 20 and auxiliary clamp oil cylinder 33, and the auxiliary clamp oil cylinder 33 on the auxiliary clamp support connects by the auxiliary clamp 20 of pull bar 19 with fixation hollow axle 13 inside; Shift fork 25 is a jag branch shape, and is tightly linked mutually with push rod 26 and dress cutter slide block 22; Rotary head 18 is provided with 2-3 dress cutter slide block 22, and dress cutter slide block 22 is 180 ° of layouts when being 2, is 120 ° of layouts when being 3, and each dress cutter slide block 22 is provided with toolsetting mechanism 24, and the driving of dress cutter slide block 22 is a hydraulic-driven.

The tubing 4 that at first will be required cut-out is sent into unit head 6 and is fixed in hollow shaft 13 holes along subsidiary engine material conveying road 11, after pipe stretches out and determines Len req, operation main folder pincers 5 and auxiliary clamp 20 clamp tubing, adjusted main and auxiliary clamp after with tube grip its tubing central point should with the center basically identical of fixation hollow axle.Open buncher, drive cutting unit head 6 rotating parts by synchronous pulley and together rotate, and the standing parts such as auxiliary clamp 20, auxiliary clamp oil cylinder 33, pull bar 19 and auxiliary clamp support of fixation hollow axle 13, rotatory sealing cover 34 and drive on it does not rotate.When cutting, pressure oil enters in the rotatory sealing cover 34, in revolving hollow spindle 12, establish oil circuit then and flow into annular cylinder, and annular piston 27 is moved, promote push rod 27, push rod 27 promotion shift forks 25, shift fork 25 convertible direction of action, it can make moving horizontally of push rod 27 convert vertical the moving of dress cutter slide block 22 to, on the dress cutter slide block 22 dedicated tool 23 is housed, under oil cylinder piston thrust, implement cutting to steel pipe, the translational speed of piston converts the translational speed of cutter to by shift fork 25, guarantee cutting accurately.

Buncher is by synchronously with 31 rotating speeds that drive unit heads 6 rotary heads 18, buncher is stepless speed regulation, can be implemented in the adjusting of when cutting to the cutting edge roundness cutting linear velocity, the cutting unlike material, during the steel pipe in the big or middle aperture of different-diameter, can select best cutting linear velocity and feed velocity for use, improve reliable assurance for improving cutter life.

After cutting off steel pipe, this unit head 6 has withdrawing indication structure, sends signal and realizes rapid return, from realizing cutting off steel pipe, to the whole process of rapid return, unit head 6 keeps rotation, withdrawing stops to the home position, unclamp main folder pincers 5, will be cut off tubing 4 taking-ups and get final product, continue cutting as need, then unclamp auxiliary clamp 20, tubing 4 is sent to along subsidiary engine material conveying road 11, determine Len req after, repetitive operation.

Because use cutting knife that tubing 4 is cut off, compare with band sawing machine and can reduce production costs greatly.2-3 dress cutter slide block can be installed on the rotary head 18 of this lathe, can 2-3 dedicated tool 23 be installed according to manufacturing technique requirent, in the ordinary course of things, assembling one can realize cut-out work to cutter, blade on the cutter is a Hardmetal materials, repeatedly reusable, reduce production costs greatly, improved production efficiency simultaneously.This lathe can be widely used in industries such as oil, probing, electric power, underground buried tube construction, high-pressure bottle, fire-fighting equipment, motor.

A kind of novel its processing and fabricating of steel pipe cutting machine bed of the present utility model is very simple and convenient, can process use shown in the by specification accompanying drawing.

Except that the described technical characterictic of specification, be the known technology of those skilled in the art.

Claims

1, a kind of novel steel pipe cutting machine bed, comprise frame, the main folder pincers, main folder pincers support and transmission mechanism, it is characterized in that the main folder pincers support that links to each other with frame is provided with the main folder pincers, be connected with the cutting unit head that links to each other with transmission mechanism on the frame, the cutting unit head comprises the unit head support, rotating part and standing part, rotating part is by revolving hollow spindle, annular piston, cylinder body, shift fork, push rod, rotary head and dress cutter slide block constitute, the revolving hollow spindle of unit head base inner, pass through cylinder body, annular piston, push rod links to each other with dress cutter slide block with shift fork, also passes through annular piston, the compression spring links to each other with rotary head; Standing part is made of fixation hollow axle and auxiliary clamp mechanism, and the fixation hollow axle is arranged on the inside of revolving hollow spindle, and auxiliary clamp mechanism is arranged in the fixation hollow axle.

2, a kind of novel steel pipe cutting machine bed according to claim 1, it is characterized in that auxiliary clamp mechanism comprises auxiliary clamp support, pull bar, auxiliary clamp and auxiliary clamp oil cylinder, the auxiliary clamp oil cylinder on the auxiliary clamp support connects by the auxiliary clamp of pull bar and fixation hollow axle inside.

3, a kind of novel steel pipe cutting machine bed according to claim 1 is characterized in that shift fork is a jag branch shape, and is tightly linked mutually with push rod and dress cutter slide block.

4, a kind of novel steel pipe cutting machine bed according to claim 1, it is characterized in that rotary head is provided with 2-3 dress cutter slide block, dress cutter slide block is 180 ° of layouts when being 2, be 120 ° of layouts when being 3, each dress cutter slide block is provided with toolsetting mechanism, and the driving of dress cutter slide block is a hydraulic-driven.