CN106272092A - A kind of reinforcing bar derusting by sandblasting and burning optimization on line method - Google Patents
A kind of reinforcing bar derusting by sandblasting and burning optimization on line method Download PDFInfo
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- CN106272092A CN106272092A CN201610669381.1A CN201610669381A CN106272092A CN 106272092 A CN106272092 A CN 106272092A CN 201610669381 A CN201610669381 A CN 201610669381A CN 106272092 A CN106272092 A CN 106272092A
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- sand
- reinforcing bar
- sandblasting
- frame
- cabin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/083—Transfer or feeding devices; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/003—Removing abrasive powder out of the blasting machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/006—Treatment of used abrasive material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/52—Methods of heating with flames
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0075—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rods of limited length
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
A kind of reinforcing bar derusting by sandblasting and burning optimization on line method, first place reinforcing bar on a conveyor, be placed on by reinforcing bar in reinforcing bar delivery chute；Then start sand blasting unit, restart annealing device, make rebar surface cover fine and close protective oxide film；It provides the benefit that can carry out derusting by sandblasting from all directions to reinforcing bar, and forms dense oxide protective layer by high temperature, improves derusting；Can also clean internal and external environment, frame is passed through from sandblasting side out of my cabin, and conveying carrier roller does not enters into inside sandblasting cabin yet, and frame and carrying roller can be avoided to sustain damage simultaneously；Increase sand blasting unit, reduce the process length of each sand blasting unit, conveying carrier roller vacancy can be avoided long, it is ensured that the driving force that reinforcing bar is carried continuously；After hierarchical carries out sandblasting, steel grit recycles through cleaning after reclaiming again, and thin steel sand can directly recycle；Such resultant effect can improve production efficiency, reduces cost, and strengthens labour protection measures.
Description
Technical field
The present invention relates to the technical field that eliminates rust, particularly a kind of reinforcing bar derusting by sandblasting and burning optimization on line method.
Background technology
For making metal surface have good cleannes and roughness, it is necessary to metal structure surface to be carried out the pre-places such as rust cleaning
Reason.The principle of derusting by sandblasting and anticorrosive construction is that the pressure utilizing air compressor to produce makes sand grains acquisition momentum be injected in
Steel structure member surface, sand grains and metal surface phase mutual friction, so that the rust being attached to metal surface comes off, will the most again
Antifouling paint roller coating makes whole metal surface form coast of paint film in metal surface, thus stops the erosion of water and air to reach
Antiseptical effect.
For circular reinforcing bar, reinforcing bar can only be sprayed by existing sand blasting apparatus from upper and lower both direction
Sand, the lateral direction of rebar surface just cannot be looked after, so that it is insufficient to eliminate rust.
It addition, brushing antifouling paint the most easily weares and teares after rust cleaning, occur repeatedly getting rusty phenomenon.
Summary of the invention
The technical problem to be solved is to provide one can carry out derusting by sandblasting to reinforcing bar in all directions
Device, and high temperature generates oxidation film layer, simultaneously can also clean internal and external environment and recycling, reach to improve derusting rust-proofing,
Reduce cost, strengthen the purpose of labor protection.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is at a kind of reinforcing bar derusting by sandblasting and online heat
Reason method, it is characterised in that comprise the steps:
First being placed on a conveyor by reinforcing bar, described conveyer device includes servomotor, reductor, chain-wheel mechanism, transmission
Chain, conveying carrier roller and reinforcing bar delivery chute；Wherein servomotor and reductor interconnect and are arranged on frame lower, reductor
Connecting driving chain by chain-wheel mechanism, driving chain drives and organizes conveying carrier roller more, and conveying carrier roller is arranged on frame by bearing
On, the centre of conveying carrier roller is provided with two location bars, and the distance between two location bars is adaptive with the diameter of reinforcing bar, and location bar connects
Nearly conveying carrier roller but contact with conveying carrier roller, two location bars and conveying carrier roller composition reinforcing bar delivery chute；Reinforcing bar is placed on
In reinforcing bar delivery chute.
Then starting sand blasting unit, described sand blasting unit includes sandblasting cabin and inhales sand device.
Described sandblasting cabin be arranged on the two of frame to frame foot between, the crossbeam of frame passes through from the outside on both sides, sandblasting cabin,
Conveying carrier roller and reinforcing bar delivery chute in frame close to sandblasting cabin but are not passed through sandblasting cabin；Reinforcing bar on reinforcing bar delivery chute is through spray
Sand cabin；Having installed sandblasting gun rack and jet gun rack successively according to the turnover direction of reinforcing bar in sandblasting cabin, lower section is provided with dedusting cabin
With steel sand recovery capsule, the bulkhead in corresponding sandblasting cabin being provided with sight glass, the top in sandblasting cabin is provided with spray gun regulation connection
Dynamic device；Described sandblasting gun rack is round frame, and the center of circle of round frame passes for reinforcing bar, and round frame is provided with three or more sandblasting
Rifle, the muzzle of sand-blasting gun is towards the center of circle but the distance in the misalignment center of circle, muzzle and the center of circle is 15-25cm, and described sand-blasting gun sets
Sand-feeding tube and air inlet pipe, sand-feeding tube and air inlet pipe is had all to be connected with spray gun regulating linkage；Described jet gun rack is circular
Frame, the center of circle of round frame passes for reinforcing bar, and round frame is provided with three or more jet gun, the muzzle alignment center of circle of jet gun,
Described jet gun is provided with air inlet pipe, and air inlet pipe is connected with spray gun regulating linkage；Described dedusting cabin side is provided with wind
Machine, blower fan is connected with dedusting cabin sidewall by air draft sweep-up pipe, and air draft sweep-up pipe is exhaust outlet with the sidewall junction in dedusting cabin,
Sidewall in the range of exhaust outlet is mesh sides, and network interface diameter is less than sand ball diameter；Steel sand recovery capsule is installed in below dedusting cabin,
Funnel, is provided with steel sand outlet below.
Described suction sand device includes sand cylinder, sand ball outlet tube, air compressor machine and spray gun regulating linkage；Described sand cylinder and sky
Press is arranged on sandblasting side out of my cabin；One end of described sand ball outlet tube connects sand cylinder and close to sand cylinder bottom portion, sand ball outlet tube
The other end is connected with spray gun regulating linkage；Described air compressor machine directly connects spray gun regulating linkage.
Then starting annealing device, described annealing device includes that heat-treating modules, heat-treating modules are arranged on the two of frame
Between frame foot, the crossbeam of frame passes through from the outside on heat-treating modules both sides, and transport roller and reinforcing bar delivery chute in frame connect
Nearly heat-treating modules but be not passed through heat-treating modules；Reinforcing bar on reinforcing bar delivery chute passes heat-treating modules；Spray it is equiped with in heat-treating modules
Firelock frame, described flame gun rack is round frame, and the center of circle of round frame passes for reinforcing bar, and round frame is provided with three or more flame
Rifle, the muzzle alignment center of circle of flame gun, muzzle is 40-50cm with the distance in the center of circle, and described flame gun is connected with Gas Pipe；Will
After reinforcing bar exports in sandblasting cabin, then carry out heat treatment in reinforcing bar delivery chute enters heat-treating modules.Multiple flame guns are simultaneously
Flame, makes the temperature at flame gun rack center reach 800-1200 DEG C, and rebar surface can be made to cover fine and close protective oxide film.
Further, frame installs two sand blasting units successively, and reduce the process length of each sand blasting unit,
Between two sand blasting units, conveying carrier roller is set；Conveying carrier roller vacancy so can be avoided long, it is ensured that reinforcing bar obtains the most defeated
The driving force sent；First sand blasting unit uses steel grit to carry out sandblasting, and second sand blasting unit uses thin steel sand to carry out sandblasting；
In second sand blasting unit, steel sand outlet is directly connected to sand cylinder by steel sand recovery tube, direct recycle and reuse.
The invention has the beneficial effects as follows and from all directions, reinforcing bar can be carried out derusting by sandblasting, and form cause by high temperature
Close protective oxide film, improves derusting；Can also clean internal and external environment, frame is passed through from sandblasting side out of my cabin simultaneously, conveying
Carrying roller does not enters into inside sandblasting cabin yet, and frame and carrying roller can be avoided to sustain damage；Increase sand blasting unit, reduce each sandblasting
The process length of device, can avoid conveying carrier roller vacancy long, it is ensured that the driving force that reinforcing bar is carried continuously；It is layered grading
After row sandblasting, steel grit recycles through cleaning after reclaiming again, and thin steel sand can directly recycle；Such resultant effect can
To improve production efficiency, reduce cost, and strengthen labour protection measures.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of reinforcing bar sand blasting apparatus of the present invention.
Fig. 2 is the plan structure schematic diagram of reinforcing bar sand blasting apparatus of the present invention.
Fig. 3 is the AA tangent line i.e. structural representation of sandblasting gun rack in Fig. 1.
Fig. 4 is the BB tangent line i.e. structural representation of jet gun rack in Fig. 1.
Fig. 5 is that in Fig. 1, CC tangent line i.e. comprises the structural representation inhaling sand device.
Fig. 6 is the DD tangent line i.e. structural representation of flame gun rack in Fig. 1.
In figure: 1. frame, 2. conveyer device, 3. sand blasting unit, 4. inhale sand device, 5. servomotor, 6. chain-wheel mechanism, 7.
Driving chain, 8. conveying carrier roller, 9. sandblasting cabin, 10. sandblasting gun rack, 11. jet gun racks, 12. dedusting cabins, 13. steel sand recovery capsules,
14. sight glass, 15. spray gun regulating linkages, 16. sand-blasting guns, 17. sand-feeding tubes, 18. air inlet pipe, 19. jet guns, 20. wind
Machine, 21. air draft sweep-up pipes, 22. steel sand recovery tubes, 23. sand cylinders, 24. sand ball outlet tubes, 25. air compressor machines, 26. reinforcing bar delivery chutes,
27. steel sand outlets, 28. heat-treating modules, 29. flame gun racks, 30. flame guns, 31. Gas Pipe, 32. annealing devices.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described, and following example are intended to illustrate rather than this
The further restriction of invention, should not limit the scope of the invention with this.
Embodiment 1.
As it can be seen, carry out reinforcing bar derusting by sandblasting burning optimization on line.
First reinforcing bar is placed on conveyer device 2.Described conveyer device 2 includes servomotor 5, reductor, chain turbine
Structure 6, driving chain 7, conveying carrier roller 8 and reinforcing bar delivery chute 26；By wherein servomotor 5 and reductor interconnect and be arranged on
Frame 1 bottom, connects driving chain 7 by reductor by chain-wheel mechanism 6, driving chain 7 is installed in the limit axle of conveying carrier roller 8
On, make driving chain 7 drive many group conveying carrier rollers 8, conveying carrier roller 8 is arranged in frame 1 by bearing, at conveying carrier roller 8
Centre arranges two location bars, and the distance between two location bars is adaptive with the diameter of reinforcing bar, location bar close to conveying carrier roller 8 but
Not contacting with conveying carrier roller 8, two location bars constitute reinforcing bar delivery chute 26 with conveying carrier roller 8；Reinforcing bar is placed on reinforcing bar conveying
In groove 26.
Then starting sand blasting unit 3, described sand blasting unit 3 includes sandblasting cabin 9 and inhales sand device 4.
Described sand blasting unit 3 include sandblasting cabin 9, described sandblasting cabin 9 be arranged on the two of frame 1 to frame foot between, frame 1
Crossbeam passes through from the outside on both sides, sandblasting cabin 9, and conveying carrier roller 8 and reinforcing bar delivery chute 26 in frame 1 close to sandblasting cabin 9 but are not worn
Cross sandblasting cabin 9；Reinforcing bar on reinforcing bar delivery chute 26 passes sandblasting cabin 9；Install successively according to the turnover direction of reinforcing bar in sandblasting cabin 9
Sandblasting gun rack 10 and jet gun rack 11, lower section is provided with dedusting cabin 12 and steel sand recovery capsule 13, the cabin in corresponding sandblasting cabin 9
Being provided with sight glass 14 on wall, the top in sandblasting cabin 9 is provided with spray gun regulating linkage 15；Described sandblasting gun rack 10 is circular
Frame, the center of circle of round frame passes for reinforcing bar, and round frame is provided with three or more sand-blasting gun 16, and the muzzle of sand-blasting gun 16 is towards circle
The heart but the misalignment center of circle, muzzle is 15-25cm with the distance in the center of circle, and described sand-blasting gun 16 is provided with sand-feeding tube 17 and air inlet pipe
18, sand-feeding tube 17 is all connected with spray gun regulating linkage 15 with air inlet pipe 18；Described jet gun rack 11 is round frame, circular
The center of circle of frame passes for reinforcing bar, and round frame is provided with three or more jet gun 19, the muzzle alignment center of circle of jet gun 19, described
Jet gun 19 is provided with air inlet pipe 18, and air inlet pipe 18 is connected with spray gun regulating linkage 15；Set on the side of described dedusting cabin 9
Blower fan 20, blower fan 20 is had to be connected with dedusting cabin 12 sidewall by air draft sweep-up pipe 21, air draft sweep-up pipe 21 and the side in dedusting cabin 12
Wall junction is exhaust outlet, and the sidewall in the range of exhaust outlet is mesh sides, and network interface diameter is less than sand ball diameter；Steel sand recovery capsule
13 are installed in below dedusting cabin 12, funnel, are provided with steel sand outlet 27 below.
Described suction sand device 4 includes sand cylinder 23, sand ball outlet tube 24, air compressor machine 25 and spray gun regulating linkage 15；Institute
State sand cylinder 23 and air compressor machine 25 is arranged on outside sandblasting cabin 9；One end of described sand ball outlet tube 24 connects sand cylinder 23 and close to sand
Cylinder bottom portion, the other end of sand ball outlet tube 24 is connected with spray gun regulating linkage 15；Described air compressor machine 25 directly connects spray
Rifle regulating linkage 15.
Then starting annealing device 32, described annealing device 32 includes that heat-treating modules 28, heat-treating modules 28 are arranged on
Between the two of frame 1 are to frame foot, the crossbeam of frame 1 passes through from the outside on heat-treating modules 28 both sides, the transport roller 8 in frame 1
Close to heat-treating modules 32 but it is not passed through heat-treating modules 32 with reinforcing bar delivery chute 26；Reinforcing bar on reinforcing bar delivery chute 26 passes heat treatment
Cabin 32；Being equiped with flame gun frame 29 in heat-treating modules 32, described flame gun rack 29 is round frame, and the center of circle of round frame is worn for reinforcing bar
Crossing, round frame is provided with three or more flame gun 30, and the muzzle alignment center of circle of flame gun 30, muzzle with the distance in the center of circle is
40-50cm, described flame gun 30 is connected with Gas Pipe 31；After reinforcing bar is exported in sandblasting cabin 9, then through reinforcing bar delivery chute
Heat treatment is carried out in 26 entrance heat-treating modules 32.Multiple flame guns 30 flame simultaneously, makes the temperature at flame gun rack 29 center reach
800-1200 DEG C, rebar surface can be made to cover fine and close protective oxide film.So, through the reinforcing bar of derusting by sandblasting from work
Between out before just obtained the protection of dense oxidation film, be effectively increased the steel bar quality after derusting by sandblasting.
Embodiment 2.
As it can be seen, on the basis of embodiment 1, frame is installed two sand blasting units 3 successively, and reduces each spray
The process length of sand device 3, arranges conveying carrier roller 8 between two sand blasting units 3；First sand blasting unit uses steel grit,
Second sand blasting unit uses thin steel sand；By steel sand outlet 27 by steel sand recovery tube 22 and sand cylinder in second sand blasting unit
23 are directly connected to.
Conveying carrier roller vacancy so can be avoided long, it is ensured that the driving force that reinforcing bar is carried continuously；During use first
Individual sand blasting unit uses steel grit to carry out sandblasting, and second sand blasting unit uses thin steel sand to carry out sandblasting；Fill second sandblasting
Put the outlet of middle steel sand to be directly connected to sand cylinder by steel sand recovery tube, can directly reclaim thin steel sand and recycle；First spray
In sand device, steel sand is by recycling after cleaning.
Claims (2)
1. a reinforcing bar derusting by sandblasting and burning optimization on line method, it is characterised in that comprise the steps:
First being placed on a conveyor by reinforcing bar, described conveyer device (2) includes servomotor (5), reductor, chain-wheel mechanism
(6), driving chain (7), conveying carrier roller (8) and reinforcing bar delivery chute (26)；Wherein servomotor (5) and reductor interconnect also
Being arranged on frame (1) bottom, reductor connects driving chain (7) by chain-wheel mechanism (6), and driving chain (7) drives many groups defeated
Sending carrying roller (8), conveying carrier roller (8) is arranged in frame (1) by bearing, and the centre of conveying carrier roller (8) is provided with two location bars,
Distance between two location bars is adaptive with the diameter of reinforcing bar, and location bar close to conveying carrier roller (8) but does not connects with conveying carrier roller (8)
Touching, two location bars constitute reinforcing bar delivery chute (26) with conveying carrier roller (8)；Reinforcing bar is placed in reinforcing bar delivery chute (26)；
Then starting sand blasting unit (3), described sand blasting unit (3) includes sandblasting cabin (9) and inhales sand device (4)；
Described sandblasting cabin (9) be arranged on the two of frame (1) to frame foot between, the crossbeam of frame (1) is from sandblasting cabin (9) both sides
Side is passed through, and conveying carrier roller (8) and reinforcing bar delivery chute (26) in frame (1) close to sandblasting cabin (9) but are not passed through sandblasting cabin (9)；
Reinforcing bar on reinforcing bar delivery chute (26) passes sandblasting cabin (9)；Spray has been installed successively according to the turnover direction of reinforcing bar in sandblasting cabin (9)
Sand gun rack (10) and jet gun rack (11), lower section is provided with dedusting cabin (12) and steel sand recovery capsule (13), corresponding sandblasting cabin
(9) being provided with sight glass (14) on bulkhead, the top of sandblasting cabin (9) is provided with spray gun regulating linkage (15)；Described spray
Sand gun rack (10) is round frame, and the center of circle of round frame passes for reinforcing bar, and round frame is provided with three or more sand-blasting gun (16), spray
The muzzle of sand rifle (16) is towards the center of circle but the distance in the misalignment center of circle, muzzle and the center of circle is 15-25cm, on described sand-blasting gun (16)
Being provided with sand-feeding tube (17) and air inlet pipe (18), sand-feeding tube (17) is all connected with spray gun regulating linkage (15) with air inlet pipe (18)
Connect；Described jet gun rack (11) is round frame, and the center of circle of round frame passes for reinforcing bar, and round frame is provided with three or more jet
Rifle (19), the muzzle alignment center of circle of jet gun (19), described jet gun (19) is provided with air inlet pipe (18), air inlet pipe (18) and spray
Rifle regulating linkage (15) is connected；Described dedusting cabin (12) side is provided with blower fan (20), and blower fan (20) is inhaled by air draft
Dirt pipe (21) is connected with dedusting cabin (12) sidewall, and air draft sweep-up pipe (21) is exhaust outlet with the sidewall junction in dedusting cabin (12),
Sidewall in the range of exhaust outlet is mesh sides, and network interface diameter is less than sand ball diameter；Steel sand recovery capsule (13) is installed in dedusting cabin
(12) lower section, funnel, is provided with steel sand outlet (27) below；
Described suction sand device (4) includes sand cylinder (23), sand ball outlet tube (24), air compressor machine (25) and spray gun regulating linkage
(15)；Described sand cylinder (23) and air compressor machine (25) are arranged on outside, sandblasting cabin (9)；One end connection of described sand ball outlet tube (24)
Sand cylinder (23) close to sand cylinder bottom portion, the other end of sand ball outlet tube (24) is connected with spray gun regulating linkage (15)；Institute
State air compressor machine (25) directly connection spray gun regulating linkage (15)；
Then starting annealing device (32), described annealing device (32) includes heat-treating modules (28), and heat-treating modules (28) is pacified
Be contained in the two of frame (1) to frame foot between, the crossbeam of frame (1) passes through from the outside on heat-treating modules (28) both sides, in frame (1)
Transport roller (8) and reinforcing bar delivery chute (26) close to heat-treating modules (28) but be not passed through heat-treating modules (28)；Reinforcing bar delivery chute
(26) reinforcing bar on passes heat-treating modules (28)；Flame gun frame (29), described flame gun rack it is equiped with in heat-treating modules (28)
(29) being round frame, the center of circle of round frame passes for reinforcing bar, and round frame is provided with three or more flame gun (30), flame gun
(30) the muzzle alignment center of circle, muzzle is 40-50cm with the distance in the center of circle, and described flame gun (30) is connected with Gas Pipe (31)
Logical；After reinforcing bar is exported in sandblasting cabin (9), then carry out at heat in reinforcing bar delivery chute (26) enters heat-treating modules (28)
Reason；Multiple flame guns (30) flame simultaneously, makes the temperature at flame gun rack (29) center reach 800-1200 DEG C, makes rebar surface cover
The protective oxide film that lid is fine and close.
Reinforcing bar derusting by sandblasting the most according to claim 1 and burning optimization on line method, it is characterised in that in frame (1) successively
Two sand blasting units (3) are installed, and reduce the process length of each sand blasting unit (3), arrange between two sand blasting units (3)
Conveying carrier roller (8)；First sand blasting unit uses steel grit to carry out sandblasting, and second sand blasting unit uses thin steel sand to spray
Sand；In second sand blasting unit, steel sand outlet (27) is directly connected to sand cylinder (23) by steel sand recovery tube (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610669381.1A CN106272092B (en) | 2016-08-16 | 2016-08-16 | A kind of reinforcing bar derusting by sandblasting and burning optimization on line method |
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|---|---|---|---|
| CN201610669381.1A CN106272092B (en) | 2016-08-16 | 2016-08-16 | A kind of reinforcing bar derusting by sandblasting and burning optimization on line method |
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| CN106272092B CN106272092B (en) | 2017-12-22 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605228A (en) * | 2018-12-15 | 2019-04-12 | 广信铝业股份有限公司 | A kind of continuity aluminium alloy pipe sand blasting unit |
| CN111020168A (en) * | 2019-12-30 | 2020-04-17 | 湖北立晋钢铁集团有限公司 | Feeding device of deformed steel bar quenching device with uniform quenching |
| CN113183044A (en) * | 2021-05-20 | 2021-07-30 | 西安聚能高温合金材料科技有限公司 | VAR crystallizer inner wall treatment equipment for special alloy and treatment process thereof |
| CN113977460A (en) * | 2021-10-29 | 2022-01-28 | 贵州捷盛钻具股份有限公司 | Hollow long drill rod polishing machine |
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| CN102952930A (en) * | 2011-08-24 | 2013-03-06 | 湘潭高耐合金制造有限公司 | Heat treatment process and heat treatment case of alloy steel shaft mounted brake disc |
| CN104148268A (en) * | 2014-08-29 | 2014-11-19 | 无锡新势力电机科技有限公司 | Surface processing method of steel structure part |
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