CN205392838U - Tubular metal resonator hot spraying device - Google Patents
Tubular metal resonator hot spraying device Download PDFInfo
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- CN205392838U CN205392838U CN201620147169.4U CN201620147169U CN205392838U CN 205392838 U CN205392838 U CN 205392838U CN 201620147169 U CN201620147169 U CN 201620147169U CN 205392838 U CN205392838 U CN 205392838U
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Abstract
The utility model discloses a tubular metal resonator hot spraying device belongs to the hot spraying technical field of metal heat exchange tube. The utility model discloses a tubular metal resonator hot spraying device, including rotary mechanism, heating mechanism, spraying mechanism, moving mechanism, base and branch, be equipped with the track on the base, heating mechanism installs on the track of base, is equipped with spraying mechanism in the heating mechanism, and moving mechanism is used for drive heating mechanism to slide on the track of base, heating mechanism is passed to branch, and the both ends and the rotary mechanism of branch are connected, and the cover has the tubular metal resonator on the branch. The utility model discloses can conveniently carry out whole heating to the tubular metal resonator, improve the life of metal tube surface coating in -service use in -process.
Description
Technical field
This utility model relates to a kind of metal tube spray equipment, more particularly, it relates to a kind of metal tube hot spraying device, belongs to the hot spraying technical field of metallic heat exchanging tube.
Background technology
Metallic heat exchanging tube (light pipe, finned tube etc.) is to strengthen residual heat and energy in steel industry to utilize, carry out the important heat exchanger assembly of degree of depth waste heat recovery, and the quality of metallic heat exchanging tube quality directly affects the heat transfer effect of heat exchanger and the service life of heat exchanger.Current heat exchanger is primarily present metallic heat exchanging tube superficial dust in reclaiming low-temperature flue gas or coal gas waste heat process, bonding and etching problem, for certain Blast Furnace Gas of Iron & Steel Plants waste heat recovery, from the coal gas that temperature is about 300 DEG C that blast furnace produces, wet dedusting is carried out after TRT differential pressure power generation, then enter heat exchange of heat pipe and carry out low temperature exhaust heat recovery, after moisture-laden gas enters heat exchanger, along with temperature reduces, the dust that water in coal gas constantly precipitates out and do not eliminate in the coal gas that bonds is attached to metal heat-exchange tube-surface together, now metallic heat exchanging tube surface is in wet environment, and the corrosion compositions such as the chlorine element contained in blast furnace gas exist in condensation water in the form of an ion, metal heat-exchange tube-surface can be produced heavy corrosion, tar bonding can have a strong impact on the heat exchange efficiency of metallic heat exchanging tube simultaneously.
In prior art, reduce the dust stratification of metal heat-exchange tube-surface at metallic heat exchanging tube surface spraying coating frequently with spray equipment, bonding and etching problem, wherein for the spray equipment of metallic heat exchanging tube, in prior art, existing related art scheme is open, such as patent publication No.: CN101773891A, publication date: on July 14th, 2010, invention and created name is: inner walls of small-caliber metallic spray equipment and spraying coating process, this application case discloses a kind of inner walls of small-caliber metallic spray equipment and spraying coating process, the inner walls of small-caliber metallic spray equipment of this application case includes stretching into the spray gun that inner walls of small-caliber metallic carries out spraying, the mobile device of removable small-caliber metallic, small-caliber metallic can be carried out the heater of local heating；This application case also discloses a kind of method utilizing this spray equipment spraying inner walls of small-caliber metallic, the steps include: that spray gun rifle head is stretched in metal tube by a.；B. metal tube to be sprayed is placed in the heating position of heater；C. installing mobile device on metal tube makes it can move along the heating part displacement of heater；D. start heater, by spray gun, inner-walls of duct is sprayed while moving metal pipe.The advantage of this application case is in that: can utilize the mode of Electrostatic Absorption and heat absorption that inner walls of small-caliber metallic is sprayed simultaneously, and heating position is metal tube local thus ensureing that spraying position is controlled and simple to operate.But, above-mentioned application case there is also following weak point: this application case adopts and carries out locally heating the mode sprayed again to metal tube, although it is simple to operate, but it is easily caused the coating poor flatness of metal tube surface spraying, is finally substantially reduced the service life in the actually used process of metal tube surface coating.
Utility model content
1. utility model to solve the technical problem that
Main purpose of the present utility model is in that to overcome shorter deficiency in existing metal tube surface coating service life, provide a kind of metal tube hot spraying device, easily metal tube can be carried out overall heating, improve the service life in the actually used process of metal tube surface coating.
2. technical scheme
For reaching above-mentioned purpose, the technical scheme that this utility model provides is:
Metal tube hot spraying device of the present utility model, including rotating mechanism, heating arrangements, spray body, travel mechanism, base and pole；
Described base is provided with track, and described heating arrangements is arranged on the track of base, and heating arrangements is provided with spray body, and described travel mechanism slides on the track of base for driving heating arrangements；Described pole is through heating arrangements, and the two ends of pole are connected with described rotating mechanism, and pole is cased with metal tube.
Further improve as metal tube hot spraying device of the present utility model, described rotating mechanism includes left socle, right support, left-handed rotating shaft, dextral shaft and electric rotating machine, left socle and right support are symmetrically distributed the two ends in base, the upper end of left socle, right support upper end be an internal draw-in groove being fixed with bearing, this draw-in groove includes the lower bayonet slot that removably connects and upper draw-in groove；Being provided with left-handed rotating shaft on the bearing of left socle upper end, left-handed rotating shaft is connected with one end of pole by clamping device, and the bearing of right support upper end is provided with dextral shaft, and dextral shaft is connected with the other end of pole by clamping device；The output shaft of described electric rotating machine is connected with left-handed rotating shaft or dextral shaft.
Further improve as metal tube hot spraying device of the present utility model, described heating arrangements includes one or more heating furnaces being arranged in series, the movable pulley matched that gets on the right track with base it is equipped with bottom each heating furnace, each heating furnace top is equipped with heating furnace handle, each heating furnace is equipped with the cylindrical shape burner hearth of through inside heating furnace in the horizontal direction, on the inwall of this cylindrical shape burner hearth, uniform winding has resistance wire, the outer wall parcel heat-preservation cotton of cylindrical shape burner hearth；Described pole sequentially passes through the cylindrical shape burner hearth on each heating furnace, and the axis of pole all overlaps with the axis of cylindrical shape burner hearth on each heating furnace.
Further improve as metal tube hot spraying device of the present utility model, described heating arrangements includes a heating furnace, this heating furnace is single heating furnace, described spray body includes folding rack, spray gun folder and single spraying rifle, it is fixed with folding rack near one end of metal tube above single heating furnace, being fixed with spray gun folder on the free end of this folding rack, described single spraying rifle is arranged on the spray gun folder of folding rack.
Further improve as metal tube hot spraying device of the present utility model, described heating arrangements includes three heating furnaces being arranged in series, these three heating furnaces being arranged in series are followed successively by 1# heating furnace from the one end near metal tube to the direction away from metal tube one end, 2# heating furnace, 3# heating furnace, described spray body includes folding rack, spray gun folder and spray gun, above 1# heating furnace and 2# heating furnace, the one end away from metal tube is respectively and fixedly provided with folding rack, the free end of each folding rack is respectively and fixedly provided with spray gun folder, described spray gun includes bed material spray gun and fabric spray gun, bed material spray gun is arranged on the spray gun folder above 1# heating furnace, fabric spray gun is arranged on the spray gun folder above 2# heating furnace.
Further improve as metal tube hot spraying device of the present utility model, described travel mechanism includes mobile motor and chain, being respectively and fixedly provided with a mobile motor on each heating furnace, the output shaft of each mobile motor connects with the movable pulley bottom corresponding heating furnace each through chain.
Further improve as metal tube hot spraying device of the present utility model, described clamping device includes two scroll chucks being separately mounted on left-handed rotating shaft, dextral shaft or axle sleeve, described axle sleeve is offered hole, location radially, in this hole, location, screw is installed.
Further improve as metal tube hot spraying device of the present utility model, also include temperature control box and motor control box, described temperature control box is connected with the conductor interface on each heating furnace by Heating Furnace Control line, and each conductor interface is connected with the resistance wire being wound around on corresponding cylindrical shape inboard wall of burner hearth；Described motor control box is connected with mobile motor by mobile motor control line, and motor control box is connected with electric rotating machine by electric rotating machine control line.
3. beneficial effect
The technical scheme adopting this utility model to provide, compared with prior art, has following remarkable result:
(1) current, corrosion resistance coating is more used in the problem solving metal tube surface corrosion, but existing metal tube hot spraying device is often only suitable for spraying single coating at metal tube surface, and metal tube hot spraying device of the present utility model, first the base material to spray is heated, then bed material is sprayed, it is sintered bed material afterwards solidifying, bed material sprays fabric after solidifying levelling, finally it is sintered fabric solidifying, whole process carries out automatically, is adapted at metal tube surface spraying duplex coating.
(2) in metal tube hot spraying device of the present utility model, each heating furnace is equipped with the cylindrical shape burner hearth of through inside heating furnace in the horizontal direction, the structure of this cylindrical shape burner hearth and metal tube adapts, the efficiency of heating surface is higher, easily metal tube can be carried out overall heating, improve the service life in the actually used process of metal tube surface coating, and owing to cylindrical shape burner hearth simply extends in the horizontal direction, it is greatly reduced heating furnace size in vertical direction, saves cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the metal tube hot spraying device of embodiment 1；
Fig. 2 is the structural representation of 1# heating furnace in embodiment 1；
Fig. 3 is the structural representation of left socle in embodiment 1；
Fig. 4 is the structural representation using the fixing metal tube of scroll chuck in embodiment 1；
Fig. 5 is the structural representation using axle sleeve and the fixing metal tube of screw in embodiment 3；
Fig. 6 is the structural representation of the metal tube hot spraying device of embodiment 4.
Label declaration in schematic diagram: 1, base；2, left socle；201, lower bayonet slot；202, upper draw-in groove；3, left-handed rotating shaft；4, bearing；5, single heating furnace；501, heating furnace handle；502, cylindrical shape burner hearth；503, resistance wire；504, movable pulley；505, conductor interface；6, mobile motor；7, chain；8, folding rack；9, spray gun folder；10, single spraying rifle；11, metal tube；12, dextral shaft；13, electric rotating machine；14, right support；15, temperature control box；1501, Heating Furnace Control line；16, motor control box；1601, mobile motor control line；1602, electric rotating machine control line；17, scroll chuck；18, axle sleeve；19, screw；20,1# heating furnace；21,2# heating furnace；22,3# heating furnace；23, bed material spray gun；24, fabric spray gun.
Detailed description of the invention
For further appreciating that content of the present utility model, in conjunction with the accompanying drawings and embodiments this utility model is described in detail.
Embodiment 1
In conjunction with Fig. 1～4, the metal tube hot spraying device of the present embodiment, including rotating mechanism, heating arrangements, spray body, travel mechanism, base 1 and pole；Base 1 is used for supporting a whole set of metal tube hot spraying device, and base 1 is provided with track, and this track is for the movement of heating furnace；Heating arrangements is arranged on the track of base 1, and heating arrangements is provided with spray body, and travel mechanism slides on the track of base 1 for driving heating arrangements；Pole is through heating arrangements, and the two ends of pole are connected with rotating mechanism, and pole is cased with metal tube 11.In concrete the present embodiment, rotating mechanism includes left socle 2, right support 14, left-handed rotating shaft 3, dextral shaft 12 and electric rotating machine 13, left socle 2 and right support 14 are symmetrically distributed in the two ends of base 1, the upper end of left socle 2, right support 14 upper end be an internal draw-in groove being fixed with bearing 4, this draw-in groove includes the lower bayonet slot 201 and the upper draw-in groove 202 that removably connect, concrete, lower bayonet slot 201 and upper draw-in groove 202 can be fastened mutually, make one cylindrical cavity of formation therebetween, in order to bearing 4 fixing on draw-in groove, take off；nullThe bearing 4 of left socle 2 upper end is provided with left-handed rotating shaft 3，Left-handed rotating shaft 3 is connected with the left end of pole by clamping device，The bearing 4 of right support 14 upper end is provided with dextral shaft 12，Dextral shaft 12 is connected with the right-hand member of pole by clamping device，In concrete the present embodiment，Clamping device includes two and is separately mounted to left-handed rotating shaft 3、Scroll chuck 17 on dextral shaft 12 is (in the present embodiment，Pole is hollow circular-tube，Two scroll chucks 17 are anti-dog chuck，This anti-dog chuck outwards makes power pole be fixed inside pole，Can more stably and firmly fix pole，Finally make metal tube 11 can rotate along the axis of self，Ensure the coating even application on metal tube 11 surface)，Namely the right-hand member of left-handed rotating shaft 3 is provided with scroll chuck 17，This scroll chuck 17 fixes the left end of pole，The left end of dextral shaft 12 is provided with scroll chuck 17 equally，This scroll chuck 17 fixes the right-hand member of pole，Pole can be installed conveniently and efficiently on rotating mechanism/taken off by scroll chuck 17；The output shaft of electric rotating machine 13 is connected with dextral shaft 12, pole can be driven to remain a constant speed rotation by electric rotating machine 13, namely allows the metal tube 11 being enclosed within pole remain a constant speed rotation.Travel mechanism includes mobile motor 6 and chain 7, each heating furnace is respectively and fixedly provided with a mobile motor 6, the output shaft of each mobile motor 6 connects with the movable pulley 504 bottom corresponding heating furnace each through chain 7, heating furnace average rate on the track of base 1 can be driven to move by mobile motor 6；In the present embodiment, mobile motor 6 and electric rotating machine 13 are frequency conversion motor, it is possible to control heating furnace translational speed and metal tube 11 rotary speed as required.
Heating arrangements includes one or more heating furnaces being arranged in series, this heating furnace is for overall heating metal pipe 11, being equipped with the movable pulley 504 matched that gets on the right track with base 1 bottom each heating furnace, each heating furnace top is equipped with heating furnace handle 501, conveniently moves heating furnace when needed；Each heating furnace is equipped with the cylindrical shape burner hearth 502 of through inside heating furnace in the horizontal direction, on the inwall of this cylindrical shape burner hearth 502, uniform winding has resistance wire 503, play the effect of heating cylindrical shape burner hearth 502 interior metal pipe 11, the outer wall parcel heat-preservation cotton of cylindrical shape burner hearth 502, plays the internal effect being incubated of cylindrical shape burner hearth 502；Pole sequentially passes through the cylindrical shape burner hearth 502 on each heating furnace, and the axis of pole all overlaps with the axis of cylindrical shape burner hearth 502 on each heating furnace.In concrete the present embodiment, heating arrangements includes a heating furnace, this heating furnace is single heating furnace 5, spray body includes folding rack 8, spray gun folder 9 and single spraying rifle 10, and the right-hand member above single heating furnace 5 is fixed with folding rack 8, and the free end of this folding rack 8 is fixed with spray gun folder 9, single spraying rifle 10 is arranged on the spray gun folder 9 of folding rack 8, it is adjustable that single spraying rifle 10 is used for spraying non-viscous paint, spray angle and expulsion pressure, it is possible to adapts to the spraying requirement of different coating.
The metal tube hot spraying device of the present embodiment also includes temperature control box 15 and motor control box 16, temperature control box 15 is connected with the conductor interface 505 on each heating furnace by Heating Furnace Control line 1501, each conductor interface 505 is connected with the resistance wire 503 being wound around on corresponding cylindrical shape burner hearth 502 inwall, the metal tube 11 that heating furnace is cased with on overall heating pole, temperature control box 15 is mainly used in controlling the heating-up temperature of heating furnace.Motor control box 16 is connected with mobile motor 6 by mobile motor control line 1601, motor control box 16 is connected with electric rotating machine 13 by electric rotating machine control line 1602, motor control box 16 is used for controlling mobile motor 6 and electric rotating machine 13, it is possible to control the start and stop of two motors, rotating and rotating speed.
The using method of the metal tube hot spraying device of the present embodiment, comprises the following steps,
Step (1): open rotating mechanism (namely opening the switch of electric rotating machine 13) and make the pole rotation that remains a constant speed (namely allow metal tube 11 remain a constant speed rotation status, ensure that metal tube 11 is cooled uniformly, sprays), the furnace temperature arranging single heating furnace 5 is base material treatment temperature 60 C；
Step (2): by the driving of mobile motor 6, single heating furnace 5 is shifted to the metal tube 11 being cased with on pole, until the cylindrical shape burner hearth 502 on single heating furnace 5 covers metal tube 11 completely, to metal tube 11 overall heating 8min, reach the purpose to base material preheating；
Step (3): mobile single heating furnace 5 average rate leaves metal tube 11, treat that metal tube 11 exposes cylindrical shape burner hearth 502, single spraying rifle 10 is directed at metal tube 11, and along with at the uniform velocity moving of single heating furnace 5, metal tube 11 surface is all sprayed-on upper subbing from right-hand member to left end；
Step (4): the furnace temperature arranging single heating furnace 5 is bed material sintering curing temperature 120 DEG C；
Step (5): single heating furnace 5 is shifted to the metal tube 11 being cased with on pole, until the cylindrical shape burner hearth 502 on single heating furnace 5 covers metal tube 11 completely, to metal tube 11 overall heating 10min；
Step (6): mobile single heating furnace 5 average rate leaves metal tube 11, treat that metal tube 11 exposes cylindrical shape burner hearth 502, single spraying rifle 10 is directed at metal tube 11, and along with at the uniform velocity moving of single heating furnace 5, metal tube 11 surface is all sprayed-on upper layer coating from right-hand member to left end；
Step (7): the furnace temperature arranging single heating furnace 5 is fabric sintering curing temperature 300 DEG C, single heating furnace 5 is shifted to the metal tube 11 being cased with on pole, until the cylindrical shape burner hearth 502 on single heating furnace 5 covers metal tube 11 completely, to metal tube 11 overall heating 30min；
Step (8): close single heating furnace 5, rotating mechanism, metal tube 11 is cooled to the furnace room temperature；After metal tube 11 furnace cooling, drive single heating furnace 5 to leave metal tube 11 by mobile motor 6, open two scroll chucks 17, metal tube 11 is taken out.
At present, corrosion resistance coating is more used in the problem solving metal tube surface corrosion, but existing metal tube hot spraying device is often only suitable for spraying single coating at metal tube surface, and the metal tube hot spraying device of the present embodiment and using method thereof, first the base material to spray is heated, then bed material is sprayed, it is sintered bed material afterwards solidifying, bed material sprays fabric after solidifying levelling, finally it is sintered fabric solidifying, whole process carries out automatically, it is adapted at metal tube surface spraying duplex coating, and by arranging the furnace temperature of single heating furnace 5 and changing single spraying rifle 10, it also is able to realize the spraying of single or multiple lift coating.
The spraying coating process requirement sprayed again is first heated according to coating, metal tube needed first to be heated before spraying, it is contemplated that the feature that metal tube cross section is less, longitudinal extension is longer, it is carried out overall heating and then needs the heating furnace of bigger build, the efficiency of heating surface is not as high, for the problems referred to above in prior art, it is proposed that carry out metal tube locally heating the mode sprayed again, the mode of this local heating is both economical comparatively speaking, has saved cost.But, inventor experimental studies have found that through substantial amounts of, metal tube carries out locally heat the mode sprayed again and is easily caused the coating poor flatness of metal tube surface spraying, be finally substantially reduced the service life in the actually used process of metal tube surface coating.And in the metal tube hot spraying device of the present embodiment, each heating furnace is equipped with the cylindrical shape burner hearth 502 of through inside heating furnace in the horizontal direction, the structure of this cylindrical shape burner hearth 502 and metal tube adapts, the efficiency of heating surface is higher, easily metal tube can be carried out overall heating, improve the service life in the actually used process of metal tube surface coating, and owing to cylindrical shape burner hearth 502 simply extends in the horizontal direction, it is greatly reduced heating furnace size in vertical direction, saves cost.
Metal tube is heated by the mode adopting radiation heating in prior art, there is a general problem, namely the heating of metal tube and spraying process need substep to carry out, metal tube is by after radiation heating, again metal tube is taken out from heating furnace and spray, so can cause that metal tube certain temperature drop occurs in surface when spraying, can make metal tube surface on the one hand is not spray at an established temperature, the temperature drop degree of metal tube surface is different on the other hand, make each position of metal tube surface temperature when spraying different, above-mentioned phenomenon all can reduce the coating quality of metal tube surface.nullAnd the using method of the metal tube hot spraying device of the present embodiment，In step (3)，First metal tube 11 is heated by entirety in step (2)，Metal tube 11 is made to be generally held in an identical temperature，Along with the average rate of single heating furnace 5 moves，Metal tube 11 is exposed cylindrical shape burner hearth 502 gradually，And metal tube 11 exposes the part of cylindrical shape burner hearth 502 and is sprayed-on subbing immediately，Metal tube 11 does not expose the part insulation of cylindrical shape burner hearth 502，Temperature drop when metal tube 11 surface is sprayed-on is minimum，The spraying method of above-mentioned coating substantially reduces the interval that metal tube 11 heats and sprays，The whole outer surface of metal tube 11 is almost be sprayed-on coating (namely metal tube 11 surface temperature keeps uniformity along its length) a stationary temperature，Achieve the function of metal tube 11 " spraying of limit heating edge "，Substantially increase the coating quality of coating；In step (6), the spraying method of metal tube 11 is in like manner.
It is emphasized that, when the length of metal tube 11 is longer, one heating furnace cannot meet the target of the overall heating of metal tube 11, and metal tube 11 is heated by one entirety of formation of now can being got up by multiple heating furnace tandem compounds easily, it is achieved the requirement of the overall heating of metal tube 11.
The metal tube hot spraying device of the present embodiment, operation and maintenance is convenient, and metal tube heating and spraying process all machinery carry out, and are affected less by operator.
Embodiment 2
The using method of the metal tube hot spraying device of the present embodiment, its step is substantially the same manner as Example 1, and it is different in that: in step (1), and the furnace temperature arranging single heating furnace 5 is base material treatment temperature 120 DEG C；In step (2), to metal tube 11 overall heating 20min；In step (4), the furnace temperature arranging single heating furnace 5 is bed material sintering curing temperature 180 DEG C；In step (5), to metal tube 11 overall heating 20min；In step (7), the furnace temperature arranging single heating furnace 5 is fabric sintering curing temperature 400 DEG C, to metal tube 11 overall heating 45min.
Embodiment 3
In conjunction with Fig. 5, the metal tube hot spraying device of the present embodiment, its structure is substantially the same manner as Example 1, it is different in that: clamping device includes two axle sleeves 18 being separately mounted on left-handed rotating shaft 3, dextral shaft 12, axle sleeve 18 is offered hole, location radially, in this hole, location, screw 19 is installed；In the present embodiment, axle sleeve 18 and screw 19 are the mode of another kind of fixing pole, namely the right-hand member of left-handed rotating shaft 3 is provided with axle sleeve 18, this axle sleeve 18 entangles the left end of pole, and with screw 19, the left end of pole is fixed, the left end of dextral shaft 12 is provided with axle sleeve 18 equally, and this axle sleeve 18 entangles the right-hand member of pole, and is fixed by the right-hand member of pole with screw 19；Pole conveniently can be installed on rotating mechanism/taken off by axle sleeve 18 and screw 19, and this clamping device is less costly.
Embodiment 4
nullIn conjunction with Fig. 6，The metal tube hot spraying device of the present embodiment，Its structure is substantially the same manner as Example 1，It is different in that: the metal tube hot spraying device of the present embodiment，Wherein heating arrangements includes three heating furnaces being arranged in series，These three heating furnaces being arranged in series are followed successively by 1# heating furnace 20 from the one end near metal tube 11 to the direction away from metal tube 11 one end、2# heating furnace 21、3# heating furnace 22，Spray body includes folding rack 8、Spray gun folder 9 and spray gun，Above 1# heating furnace 20 and 2# heating furnace 21, the one end away from metal tube 11 is respectively and fixedly provided with folding rack 8，The free end of each folding rack 8 is respectively and fixedly provided with spray gun folder 9，Spray gun includes bed material spray gun 23 and fabric spray gun 24，Bed material spray gun 23 is arranged on the spray gun folder 9 above 1# heating furnace 20，Fabric spray gun 24 is arranged on the spray gun folder 9 above 2# heating furnace 21.
The using method of the metal tube hot spraying device of the present embodiment, comprises the following steps,
Step (1): open rotating mechanism and make pole remain a constant speed rotation, the furnace temperature arranging 1# heating furnace 20 is base material treatment temperature 60 C, the furnace temperature that arranges 2# heating furnace 21 is bed material sintering curing temperature 120 DEG C, the furnace temperature that arranges 3# heating furnace 22 is fabric sintering curing temperature 300 DEG C；
Step (2): 1# heating furnace 20 is shifted to the metal tube 11 being cased with on pole, until the cylindrical shape burner hearth 502 on 1# heating furnace 20 covers metal tube 11 completely, to metal tube 11 overall heating 8min；
Step (3): mobile 1# heating furnace 20 average rate leaves metal tube 11, treat that metal tube 11 exposes cylindrical shape burner hearth 502, bed material spray gun 23 is directed at metal tube 11, and along with at the uniform velocity moving of 1# heating furnace 20, metal tube 11 surface is all sprayed-on upper subbing from one end to the other end；
Step (4): 2# heating furnace 21 is shifted to the metal tube 11 being cased with on pole, until the cylindrical shape burner hearth 502 on 2# heating furnace 21 covers metal tube 11 completely, to metal tube 11 overall heating 10min；
Step (5): mobile 2# heating furnace 21 average rate leaves metal tube 11, treat that metal tube 11 exposes cylindrical shape burner hearth 502, fabric spray gun 24 is directed at metal tube 11, and along with at the uniform velocity moving of 2# heating furnace 21, metal tube 11 surface is all sprayed-on upper layer coating from one end to the other end；
Step (6): 3# heating furnace 22 is shifted to the metal tube 11 being cased with on pole, until the cylindrical shape burner hearth 502 on 3# heating furnace 22 covers metal tube 11 completely, to metal tube 11 overall heating 30min；
Step (7): close 1# heating furnace 20,2# heating furnace 21,3# heating furnace 22 and rotating mechanism, metal tube 11 is carried out furnace cooling.
Although embodiment 1 achieves the function of metal tube 11 " spraying of limit heating edge ", but after metal tube 11 being sprayed every time, need to reset the furnace temperature of single heating furnace 5 through certain time, therefore after metal tube 11 is sprayed-on a coating, immediately the coating of spraying cannot be heated, limit the effect of being heating and curing of coating to a certain extent；And the metal tube hot spraying device of the present embodiment includes three heating furnaces being arranged in series and two spray guns, metal tube 11 is made to form a continuous print process in hot spraying process, namely metal tube 11 sprays after having heated immediately, it is heated immediately after having sprayed, above-mentioned continuous print process substantially reduces the consuming time of metal tube 11 whole hot spraying process on the one hand, improve the production efficiency of device, it is more importantly, achieve between the spraying of metal tube 11, heating process and be closely connected, substantially increase the coating quality of coating.
It is emphasized that when needing the coating that metal tube 11 is sprayed more than three layers or three layers, the quantity of heating furnace and the quantity of spray gun can be increased adaptably, realize the disposable target to metal tube 11 spraying multi-layer coatings with this.
Embodiment 5
The using method of the metal tube hot spraying device of the present embodiment, its step is substantially the same manner as Example 4, it is different in that: in step (1), and the furnace temperature arranging 1# heating furnace 20 is base material treatment temperature 120 DEG C, the furnace temperature that arranges 2# heating furnace 21 is bed material sintering curing temperature 180 DEG C, the furnace temperature that arranges 3# heating furnace 22 is fabric sintering curing temperature 400 DEG C；In step (2), to metal tube 11 overall heating 20min；In step (4), to metal tube 11 overall heating 20min；In step (6), to metal tube 11 overall heating 45min.
Schematically this utility model and embodiment thereof being described above, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited thereto.So, if those of ordinary skill in the art is enlightened by it, when creating objective without departing from this utility model, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (8)
1. a metal tube hot spraying device, it is characterised in that: include rotating mechanism, heating arrangements, spray body, travel mechanism, base (1) and pole；
Described base (1) is provided with track, and described heating arrangements is arranged on the track of base (1), and heating arrangements is provided with spray body, and described travel mechanism slides on the track of base (1) for driving heating arrangements；Described pole is through heating arrangements, and the two ends of pole are connected with described rotating mechanism, and pole is cased with metal tube (11).
2. metal tube hot spraying device according to claim 1, it is characterized in that: described rotating mechanism includes left socle (2), right support (14), left-handed rotating shaft (3), dextral shaft (12) and electric rotating machine (13), left socle (2) and right support (14) are symmetrically distributed in the two ends of base (1), the upper end of left socle (2), right support (14) upper end be an internal draw-in groove being fixed with bearing (4), this draw-in groove includes the lower bayonet slot (201) and the upper draw-in groove (202) that removably connect；The bearing (4) of left socle (2) upper end is provided with left-handed rotating shaft (3), left-handed rotating shaft (3) is connected with one end of pole by clamping device, being provided with dextral shaft (12) on the bearing (4) of right support (14) upper end, dextral shaft (12) is connected with the other end of pole by clamping device；The output shaft of described electric rotating machine (13) is connected with left-handed rotating shaft (3) or dextral shaft (12).
3. metal tube hot spraying device according to claim 1, it is characterized in that: described heating arrangements includes one or more heating furnaces being arranged in series, the movable pulley (504) matched that gets on the right track with base (1) it is equipped with bottom each heating furnace, each heating furnace top is equipped with heating furnace handle (501), each heating furnace is equipped with the cylindrical shape burner hearth (502) of through inside heating furnace in the horizontal direction, on the inwall of this cylindrical shape burner hearth (502), uniform winding has resistance wire (503), the outer wall parcel heat-preservation cotton of cylindrical shape burner hearth (502)；Described pole sequentially passes through the cylindrical shape burner hearth (502) on each heating furnace, and the axis of pole all overlaps with the axis of cylindrical shape burner hearth (502) on each heating furnace.
4. metal tube hot spraying device according to claim 3, it is characterized in that: described heating arrangements includes a heating furnace, this heating furnace is single heating furnace (5), described spray body includes folding rack (8), spray gun folder (9) and single spraying rifle (10), single heating furnace (5) top is fixed with folding rack (8) near one end of metal tube (11), being fixed with spray gun folder (9) on the free end of this folding rack (8), described single spraying rifle (10) is arranged on spray gun folder (9) of folding rack (8).
null5. metal tube hot spraying device according to claim 3，It is characterized in that: described heating arrangements includes three heating furnaces being arranged in series，These three heating furnaces being arranged in series are followed successively by 1# heating furnace (20) from the one end near metal tube (11) to the direction away from metal tube (11) one end、2# heating furnace (21)、3# heating furnace (22)，Described spray body includes folding rack (8)、Spray gun folder (9) and spray gun，Above 1# heating furnace (20) and 2# heating furnace (21), the one end away from metal tube (11) is respectively and fixedly provided with folding rack (8)，The free end of each folding rack (8) is respectively and fixedly provided with spray gun folder (9)，Described spray gun includes bed material spray gun (23) and fabric spray gun (24)，Bed material spray gun (23) is arranged on spray gun folder (9) of 1# heating furnace (20) top，Fabric spray gun (24) is arranged on spray gun folder (9) of 2# heating furnace (21) top.
6. metal tube hot spraying device according to claim 3, it is characterized in that: described travel mechanism includes mobile motor (6) and chain (7), being respectively and fixedly provided with a mobile motor (6) on each heating furnace, the output shaft of each mobile motor (6) connects with the movable pulley (504) bottom corresponding heating furnace each through chain (7).
7. metal tube hot spraying device according to claim 2, it is characterized in that: described clamping device includes two scroll chucks (17) being separately mounted on left-handed rotating shaft (3), dextral shaft (12) or axle sleeve (18), described axle sleeve (18) is offered hole, location radially, screw (19) is installed in this hole, location.
8. metal tube hot spraying device according to claim 3, it is characterized in that: also include temperature control box (15) and motor control box (16), described temperature control box (15) is connected with the conductor interface (505) on each heating furnace by Heating Furnace Control line (1501), and each conductor interface (505) is connected with the resistance wire (503) being wound around on corresponding cylindrical shape burner hearth (502) inwall；Described motor control box (16) is connected with mobile motor (6) by mobile motor control line (1601), and motor control box (16) is connected with electric rotating machine (13) by electric rotating machine control line (1602).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620147169.4U CN205392838U (en) | 2016-02-26 | 2016-02-26 | Tubular metal resonator hot spraying device |
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| CN201620147169.4U CN205392838U (en) | 2016-02-26 | 2016-02-26 | Tubular metal resonator hot spraying device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562262A (en) * | 2016-02-26 | 2016-05-11 | 安徽工业大学 | Metal pipe heating and spraying device and application method thereof |
| CN106399892A (en) * | 2016-11-30 | 2017-02-15 | 国家电网公司 | Thermal spraying method and device thereof |
| CN106734329A (en) * | 2016-12-06 | 2017-05-31 | 太湖县牛力模具制造有限公司 | Cast iron pipe steel wire winding spray equipment |
| CN113019783A (en) * | 2021-04-10 | 2021-06-25 | 江苏金云建设工程有限公司 | Painting equipment and method for cylindrical steel structural member |
| CN113510016A (en) * | 2021-08-23 | 2021-10-19 | 新疆八一钢铁股份有限公司 | Refractory material spraying device of gasification furnace of pyrometallurgical furnace |
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2016
- 2016-02-26 CN CN201620147169.4U patent/CN205392838U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562262A (en) * | 2016-02-26 | 2016-05-11 | 安徽工业大学 | Metal pipe heating and spraying device and application method thereof |
| CN105562262B (en) * | 2016-02-26 | 2017-11-14 | 安徽工业大学 | A kind of metal tube hot spraying device |
| CN106399892A (en) * | 2016-11-30 | 2017-02-15 | 国家电网公司 | Thermal spraying method and device thereof |
| CN106734329A (en) * | 2016-12-06 | 2017-05-31 | 太湖县牛力模具制造有限公司 | Cast iron pipe steel wire winding spray equipment |
| CN113019783A (en) * | 2021-04-10 | 2021-06-25 | 江苏金云建设工程有限公司 | Painting equipment and method for cylindrical steel structural member |
| CN113510016A (en) * | 2021-08-23 | 2021-10-19 | 新疆八一钢铁股份有限公司 | Refractory material spraying device of gasification furnace of pyrometallurgical furnace |
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Effective date of registration: 20171220 Address after: 243000 Industrial Park, Ma'anshan, Anhui Patentee after: Anhui Tianyi Heavy Industry Co., Ltd. Address before: 243002 Anhui province Ma'anshan Huashan Lake District Road No. 59 Patentee before: Anhui University of Technology |