CN109396566A - A kind of blade air cylinder device suitable for Slab Deburring Machine - Google Patents

A kind of blade air cylinder device suitable for Slab Deburring Machine Download PDF

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Publication number
CN109396566A
CN109396566A CN201710711396.4A CN201710711396A CN109396566A CN 109396566 A CN109396566 A CN 109396566A CN 201710711396 A CN201710711396 A CN 201710711396A CN 109396566 A CN109396566 A CN 109396566A
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CN
China
Prior art keywords
cylinder
blade
piston rod
cylinder piston
deburring
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Granted
Application number
CN201710711396.4A
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Chinese (zh)
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CN109396566B (en
Inventor
顾振华
施凌
叶秀成
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Baoshan Iron and Steel Co Ltd
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Baoshan Iron and Steel Co Ltd
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Priority to CN201710711396.4A priority Critical patent/CN109396566B/en
Publication of CN109396566A publication Critical patent/CN109396566A/en
Application granted granted Critical
Publication of CN109396566B publication Critical patent/CN109396566B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D79/00Methods, machines, or devices not covered elsewhere, for working metal by removal of material
    • B23D79/02Machines or devices for scraping
    • B23D79/06Machines or devices for scraping with reciprocating cutting-tool

Abstract

The invention discloses a kind of blade air cylinder devices suitable for Slab Deburring Machine, including cylinder knife rest, cylinder knife rest is equipped with several fixation holes, blade cylinder is equipped in each fixation hole, the blade cylinder includes cylinder piston component, the gentle cylinder end cap of deburring blade, cylinder piston component is set in fixation hole, and it is fixed on cylinder knife rest by cylinder end piece, the lower section of cylinder piston rod is inserted in lower bushing in cylinder piston component, the upper end of lower bushing is step-like structure, guide sleeve is sheathed on the upper section of cylinder piston rod, the lower end of guide sleeve is in contact with the upper end of step-like structure, upper bushing is sheathed on guide sleeve, the lower end of upper bushing is in contact with the lower end of step-like structure, fixed baffle ring and dustband are set to the upper end of cylinder piston rod, the lower surface of deburring blade and the upper end end face of cylinder piston rod It is connected.The present invention can be improved the service life of deburring machine, it is ensured that the function precision of deburring machine guarantees slab deburring effect.

Description

A kind of blade air cylinder device suitable for Slab Deburring Machine
Technical field
The present invention relates to surface of steel plate deburring machine equipment, are suitable for Slab Deburring Machine more specifically to one kind Blade air cylinder device.
Background technique
Burr grinding machine device used in iron and steel enterprise's line plate machining area is typically mounted at from the road Qie Jihou of getting angry, and is used When the long plate blank material that removal is transported by continuous casting to slab becomes 2 pieces or 3 blocks of sub- blanks after automatic flame is cut, under slab The slag burr that surface generates, is also mounted on the charging roller table of heating furnace, under slab of the part after artificial fire is cut The removal of steel plate slag at surface cuts.
At the scene in use process, the frequent problem mainly has:
1. deburring machine blade is when removing slab head, trailing edge burr, blade is influenced by slab reaction force and is produced Raw turning torque, 3 fixed hexagon socket head cap screws of blade under the action of frequent alternation turning torque and shear fracture, blade exist It can fly out during deburring, cause piston rod upper screwed hole to damage simultaneously because bolt is frequently broken, cause blade fixed not Surely, it need to shut down and more renew piston rod and can reinstall blade;
2. by the forward and reverse impact of piston rod, fixing bolt shear fracture is occurred for cylinder gland, cylinder cover is by jack-up exhaust casing The air pressure of gas leakage, deburring machine compressed air reduces, and causes piston rod to be promoted not in place;
3. being equipped with the guide sleeve of 1 compound carbon fibre materials on piston rod, it is situated between since cylinder is used as using compressed air Matter, Pneumatic component generate dry friction phenomenon in reciprocatory movement, and the self-lubricating property of guide sleeve must be superior, though carbon fiber Right greasy property is good, but impact vibration is big in use for deburring machine, and it is existing which easily occurs embrittlement in the case where impacting operating condition As causing piston rod to become larger with sleeve clearances, it is laterally anti-by slab piston rod often occur for piston rod deflections during deburring Active force and be bent, eventually leading to piston rod, card resistance or piston rod bear against cylinder end cap and bolt of cover are caused to be broken up and down, and multiple Closing carbon fibre materials causes guide sleeve expensive, and procurement cycle is long, is unable to satisfy field demand;
4. piston rod packing is failed, lead to two chamber gas blowby of cylinder barrel, piston rod is failure to actuate, and blade can not be lifted flash removed;
5. being in lower geometric pattern, slab length after cutting shortens, and unhairing since continuous casting incoming slab has part template poor Roller-way spacing is big before and after thorn machine, and slab has in this traveling process hits phenomenon under obvious kowtow, when marching to deburring machine, by It is parked in work holding fix in deburring machine cylinder frame, serious template of kowtowing easily hits deburring machine cylinder blade, to make Forming apparatus damage;
6. deburring machine blade is arranged on same axis along knife rest, all blades while being acted on when removing flash removed On slab burr, cutting burr is that the reaction force that line contact generates deburring machine is larger at this time, and slab often can not roller rest Road drives, it is necessary to which deburring operation could be completed by increasing push rod effect, and biggish horizontal force is unfavorable on deburring cylinder In the service life of deburring machine cylinder and its internal part.
Deburring machine cylinder be failure to actuate or it is not in place etc. it is abnormal occur, Surface Quality of Steel Billet problem will be directly affected, if After being heated without deburring or the sordid blank of burr removal, then carries out rolling and will lead to shaped steel plate head, tail portion oxygen Change the indentation of iron burr, seriously affect plate surface quality, trimming amount is caused to increase, lumber recovery reduces, for this purpose, one in production process Denier finds that deburring machine is abnormal, it is necessary to which shutdown, which carries out repairing processing, ensures deburring machine function precision.But common deburring Machine is made of 25 blade cylinders, once any one or several blade cylinders are failure to actuate or blade is abnormal, producers exist It can not confirm at the first time in place in operating room, the final heated furnace steel loading heating of slab, arrive cold bed region again after mill milling After cooling, when having mass defect end to end by quality inspection personnel discovery steel plate, then information being fed back to binding producers, have resulted in Bulk quality problems need under serious conditions that processing will be melted down after furnace blank all block, extreme influence are normally produced Operation.
Summary of the invention
In view of the above defects of the prior art, the object of the present invention is to provide one kind to be suitable for Slab Deburring Machine Blade air cylinder device, can be improved the service life of deburring machine, it is ensured that the function precision of deburring machine, guarantee slab unhairing Pierce effect.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of blade air cylinder device suitable for Slab Deburring Machine, including cylinder knife rest, cylinder knife rest are equipped with several Fixation hole is equipped with blade cylinder in each fixation hole, and the blade cylinder includes cylinder piston component, deburring blade And cylinder end piece, cylinder piston component are set in fixation hole, and are pressed into fixation hole by cylinder end piece, and cylinder knife rest is fixed on On, cylinder piston component includes cylinder piston rod, lower bushing, upper bushing, guide sleeve, fixed baffle ring and dustband, cylinder piston The lower section of bar is inserted in lower bushing, and the upper end of lower bushing is step-like structure, and guide sleeve is sheathed on the upper section of cylinder piston rod, The lower end of guide sleeve is in contact with the upper end of step-like structure, and upper bushing is sheathed on guide sleeve, the lower end of upper bushing and step The lower end of shape structure is in contact, and fixes baffle ring and dustband is set to the upper end of cylinder piston rod, the lower surface of deburring blade It is connected with the upper end end face of cylinder piston rod, the upper surface of deburring blade is blade face.
It is lower between bushing and upper bushing between the lower bushing and fixation hole, between guide sleeve and cylinder piston rod Equipped with sealing ring.
Lattice Lay seal assembly is equipped between the lower section of the cylinder piston rod and lower bushing.
3 bolts hole are offered on the deburring blade, deburring blade lower surface is provided with fixed counterbore, and cylinder is living The upper end end face of stopper rod is equipped with 6 bolts hole, and fixed counterbore is sheathed on the upper end of cylinder piston rod, and makes unhairing by bolt again The fixed upper end for being connected in cylinder piston rod of bayonet sword.
The guide sleeve is polyformaldehyde material.
The cylinder piston rod surface is equipped with chrome layer.
The deburring blade center is additionally provided with screw thread top wire hole.
The fixation hole is equipped with card slot, and cylinder end piece is fixed in card slot.
A row is arranged in ± 1 degree of angle along cylinder knife rest axis direction on cylinder knife rest in several blade cylinders.
Several piece anticollision block is additionally provided on the cylinder knife rest, anticollision block is U-shaped, the both ends of U-shaped Set on the two sides of row's blade cylinder.
In the above technical solution, a kind of blade cylinder suitable for Slab Deburring Machine provided by the present invention is filled It sets, can be improved the service life of deburring machine cylinder, fracture can be sheared by avoiding deburring blade and being connected and fixed bolt, be mentioned The high effect of removal cutting, avoids deburring machine cylinder and receives huge reaction force.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of cylinder knife rest of the present invention;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the cross-sectional view in the direction Y-Y in Fig. 2;
Fig. 4 is the structural schematic diagram of cylinder piston rod of the present invention;
Fig. 5 is the left view of Fig. 4.
Specific embodiment
Technical solution of the present invention is further illustrated with reference to the accompanying drawings and examples.
Incorporated by reference to shown in Fig. 1 to Fig. 5, a kind of blade cylinder suitable for Slab Deburring Machine provided by the present invention is filled It sets, including cylinder knife rest 1, cylinder knife rest 1 is fixed with C-shaped channel steel base 12 by welding, and cylinder knife rest 1 is equipped with 25 fixations Hole 2 is mounted on blade cylinder 20 in each fixation hole 2, and above-mentioned is prior art part, and details are not described herein again.With it is existing Unlike technology, the blade cylinder includes cylinder piston component, deburring blade 3 and cylinder end piece 4, cylinder piston Component includes cylinder piston rod 6, lower bushing 7, upper bushing 8, guide sleeve 9, fixed baffle ring 10 and dustband 11, cylinder piston rod 6 Lower section lattice Lay seal assembly 13 is first installed, then 6 lower section dative Lay seal assembly 13 of cylinder piston rod is installed under together In bushing 7, moderate lubrication rouge is applied when installation, on lower 7 inner surface of bushing and 6 cylindrical surface of cylinder piston rod in order to install and keep away Exempt from bad seals, the upper end of lower bushing 7 is set as step-like structure, and guide sleeve 9 has 4, is sequentially sleeved at cylinder piston rod 6 Upper section, the lower end of guide sleeve 9 is in contact with the upper end of step-like structure, and 8 sets of upper bushing are placed outside 4 guide sleeves 9, upper lining The lower end of set 8 is in contact with the lower end of step-like structure, and the upper end of cylinder piston rod 6 is cased with fixed baffle ring 10, fixed baffle ring 10 It is in contact with the upper end of guide sleeve 9, dustband 11 is set to the top of cylinder piston rod 6.Cylinder piston component is mounted on cylinder In fixation hole 2 on knife rest 1, cylinder piston component is pressed into fixation hole 2 using cylinder end piece 4, on the opening portion of fixation hole Card slot 14 is offered, and cylinder end piece 4 is fixed in card slot 14 further through 4 hexagon socket head cap screws 5, card slot 14 is effectively resisted To the lateral impact forces of hexagon socket head cap screw 5 when forward and reverse deburring, 5 shear fracture of hexagon socket head cap screw is avoided.Deburring blade 3 Lower surface be provided with fixed counterbore 15, fixed counterbore 15 is set in the upper end of cylinder piston rod 6, the upper surface of deburring blade 3 For blade face.
Preferably, between 2 inner surface of lower bushing 7 and fixation hole, between lower bushing 7 and upper bushing 8, guide sleeve 9 Sealing ring 16 is equipped between cylinder piston rod 6.
Preferably, the biggest factor for influencing pneumatic element service life is friction, the guide sleeve 9 is polyformaldehyde thus Material, frequently referred to " match steel ", compared to original nylon material, polyformaldehyde has very high hardness and rigidity, has high resistance compacted Change and stress relaxation ability, excellent wearability, self-lubrication, dimensionally stable is glossy, the low special efficacy of frictional resistance, in work Finite support and guiding role can be provided in stopper rod movement, further, it enables cylinder piston rod 6 and guide sleeve 9 cooperate surface roughness Also it is improved by original 0.8 to the 0.4 of similar 6 surface roughness requirements of cylinder piston rod.
Preferably, 6 surface of cylinder piston rod is equipped with chrome layer, its surface hardness is made to reach HRC55-60, reduced Friction between cylinder piston rod 6 and guide sleeve 9.
Preferably, the lattice Lay seal assembly 13 is by high abrasion ptfe composite rectangular loop and O shape rubber Cushion rubber composition, O-shaped rubber ring provide enough sealing forces, provide compensating action to the abrasion of rectangular loop, it can be achieved that two way seal, Lattice Lay seal assembly 13 and polyformaldehyde guide sleeve 9 are used cooperatively the service life that deburring machine cylinder can be greatly improved.
Preferably, the upper end end face of the cylinder piston rod 6 is machined with the bolt hole 17 of 6 60 ° of equal parts, burring knife 3 120 ° of equal part bolts hole are machined on sword 3, when installing deburring blade 3,3 bolts hole on deburring blade 3 correspond to gas 3 bolts hole 17 on cylinder piston rod 6, and be fixedly connected again by bolt 18, other 3 bolts hole on cylinder piston rod 6 17 be spare, once the damage of threaded hole 17 can be achieved to be rapidly switched to the spare installation of threaded hole 17, without replacing whole gas Cylinder piston rod 6.
Preferably, the original depth of fixation counterbore 15 on deburring blade 3 is 4.8mm, deburring blade 3 and cylinder piston 6 matching hole of bar, axis are clearance fit, remove 6 end-beveling of cylinder piston rod, practical contact length is only 2.8mm, is removing defeathering When thorn, the easily switch out of fixing bolt 18 of deburring blade 3 thus deepens fixed counterbore 15 to 7.8mm, to increase contact length Degree, while hole, axis cooperation are improved to transition fit, avoid bolt 18 from being stressed directly.
Preferably, 3 center of deburring blade is additionally provided with a screw thread top wire hole 19, gone removing or adjusting When burr 3 setting angle of blade, deburring blade 3 is ejected from cylinder piston rod 6 using bolt jackscrew reaction force.
Preferably, 25 blade cylinders 20 are pressed from both sides along 1 axis direction of cylinder knife rest in ± 1 degree on cylinder knife rest 1 A row is arranged in angle, so that when removing flash removed, when no matter removing steel plate head or tail portion burr, always first with some contact plates Then base lower part burr drives steel plate gradually oblique cutting slab lower section burr by roller-way driving force, reduces forced area, improve Cutting effect, avoids deburring machine cylinder by huge reaction force.
Preferably, the two sides of row's blade cylinder 20 are additionally provided with anticollision block 21, anticollision block 21 is U-shaped Shape is equipped with 3 pieces, and 1 block welding is in 1 position of center line of cylinder knife rest, remaining 2 pieces by width of plate slab along 1 center line of cylinder knife rest Position is arranged toward two sides.21 mounting height of anticollision block is higher than 3 upper surface of deburring blade position when cylinder piston rod 6 does not extend out It sets (see A is identified in Fig. 1), and fully extended rear 3 upper surface location of deburring blade of low-pressure cylinder piston rod 6 in Fig. 1 (see identifying D).When kowtow serious slab by deburring machine carry out deburred when, 3 upper surface of deburring blade home position (see A is identified in Fig. 1), the position is lower than anticollision block 21 at this time, and kowtow slab head or tail portion are hit anticollision block 21 and buffered logical Stop after crossing the cylinder knife rest 1 of deburring machine, blade cylinder 20 acts, and cylinder piston rod 6 stretches out deburring blade 3 and is only bonded In lower surface of steel plate position (see C is identified in Fig. 1), roller-way rotates again at this time, and slab operation is passed through to the cylinder of deburring machine Knife rest 1, deburring blade 3 are removed the burr of slab lower surface using slab opposing force clean.
After the blade surface wear or fixed bolt hole that use a period of time operating position deburring blade damage, it can pass through Hexagon socket head cap screw is removed, then a hexagon socket head cap screw is screwed into the screw thread top wire hole of deburring blade, will be gone using reaction force Burr blade is ejected from cylinder piston rod, restores normal use after reinstalling after deburring blade is rotated by a certain angle.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention, And be not used as limitation of the invention, as long as the change in spirit of the invention, to embodiment described above Change, modification will all be fallen within the scope of claims of the present invention.

Claims (10)

1. a kind of blade air cylinder device suitable for Slab Deburring Machine, including cylinder knife rest, cylinder knife rest is equipped with several solid Determine hole, blade cylinder to be equipped in each fixation hole, which is characterized in that the blade cylinder include cylinder piston component, The gentle cylinder end cap of deburring blade, cylinder piston component are set in fixation hole, and are pressed into fixation hole by cylinder end piece, fixed In on cylinder knife rest, cylinder piston component includes cylinder piston rod, lower bushing, upper bushing, guide sleeve, fixed baffle ring and dust-proof Circle, the lower section of cylinder piston rod are inserted in lower bushing, and the upper end of lower bushing is step-like structure, and it is living that guide sleeve is sheathed on cylinder The upper section of stopper rod, the lower end of guide sleeve are in contact with the upper end of step-like structure, and upper bushing is sheathed on guide sleeve, upper bushing Lower end is in contact with the lower end of step-like structure, fixes baffle ring and dustband is set to the upper end of cylinder piston rod, burring knife The lower surface of sword is connected with the upper end end face of cylinder piston rod, and the upper surface of deburring blade is blade face.
2. a kind of blade air cylinder device suitable for Slab Deburring Machine as described in claim 1, which is characterized in that described It is lower between bushing and fixation hole, it is lower between bushing and upper bushing, sealing ring is equipped between guide sleeve and cylinder piston rod.
3. a kind of blade air cylinder device suitable for Slab Deburring Machine as described in claim 1, which is characterized in that described Lattice Lay seal assembly is equipped between the lower section of cylinder piston rod and lower bushing.
4. a kind of blade air cylinder device suitable for Slab Deburring Machine as described in claim 1, which is characterized in that described 3 bolts hole are offered on deburring blade, deburring blade lower surface is provided with fixed counterbore, the upper end end face of cylinder piston rod Equipped with 6 bolts hole, fixed counterbore is sheathed on the upper end of cylinder piston rod, and is connected in the fixation of deburring blade by bolt again The upper end of cylinder piston rod.
5. a kind of blade air cylinder device suitable for Slab Deburring Machine as described in claim 1, which is characterized in that described Guide sleeve is polyformaldehyde material.
6. a kind of blade air cylinder device suitable for Slab Deburring Machine as described in claim 1, which is characterized in that described Cylinder piston rod surface is equipped with chrome layer.
7. a kind of blade air cylinder device suitable for Slab Deburring Machine as claimed in claim 4, which is characterized in that described Deburring blade center is additionally provided with screw thread top wire hole.
8. a kind of blade air cylinder device suitable for Slab Deburring Machine as described in claim 1, which is characterized in that described Fixation hole is equipped with card slot, and cylinder end piece is fixed in card slot.
9. a kind of blade air cylinder device suitable for Slab Deburring Machine as described in claim 1, which is characterized in that described A row is arranged in ± 1 degree of angle along cylinder knife rest axis direction on cylinder knife rest in several blade cylinders.
10. a kind of blade air cylinder device suitable for Slab Deburring Machine as claimed in claim 9, which is characterized in that described Cylinder knife rest on be additionally provided with several piece anticollision block, anticollision block is U-shaped, and the both ends of U-shaped are set to row's blade The two sides of cylinder.
CN201710711396.4A 2017-08-18 2017-08-18 Blade cylinder device suitable for slab deburring machine Active CN109396566B (en)

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CN201710711396.4A CN109396566B (en) 2017-08-18 2017-08-18 Blade cylinder device suitable for slab deburring machine

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CN109396566B CN109396566B (en) 2020-04-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114749730A (en) * 2022-05-07 2022-07-15 江苏京生管业有限公司 Strip steel surface deburring equipment
CN114918493A (en) * 2022-06-28 2022-08-19 广东韶钢松山股份有限公司 Scraper and steel plate deburring device, system and method

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Publication number Priority date Publication date Assignee Title
CN114749730A (en) * 2022-05-07 2022-07-15 江苏京生管业有限公司 Strip steel surface deburring equipment
CN114918493A (en) * 2022-06-28 2022-08-19 广东韶钢松山股份有限公司 Scraper and steel plate deburring device, system and method

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