CN206104893U - Feed arrangement and centrifugal atomizing and pulverizing device of plasma combination - Google Patents

Feed arrangement and centrifugal atomizing and pulverizing device of plasma combination Download PDF

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Publication number
CN206104893U
CN206104893U CN201621109908.7U CN201621109908U CN206104893U CN 206104893 U CN206104893 U CN 206104893U CN 201621109908 U CN201621109908 U CN 201621109908U CN 206104893 U CN206104893 U CN 206104893U
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CN
China
Prior art keywords
holder
feed arrangement
impeller
projection
bar material
Prior art date
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Withdrawn - After Issue
Application number
CN201621109908.7U
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Chinese (zh)
Inventor
邹海平
李上奎
王兵
李博
李显信
吕华
朱建国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou City Long Metal Powder Co Ltd
JIANGXI YUEAN SUPERFINE METAL Co Ltd
Original Assignee
Guangzhou City Long Metal Powder Co Ltd
JIANGXI YUEAN SUPERFINE METAL Co Ltd
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Application filed by Guangzhou City Long Metal Powder Co Ltd, JIANGXI YUEAN SUPERFINE METAL Co Ltd filed Critical Guangzhou City Long Metal Powder Co Ltd
Priority to CN201621109908.7U priority Critical patent/CN206104893U/en
Application granted granted Critical
Publication of CN206104893U publication Critical patent/CN206104893U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a feed arrangement, belongs to metal powder process field, includes: the body, be used for the centre gripping metal bar material's holder drives with being used for the holder is followed the drive arrangement of the axial lead sustained vibration of body. The utility model also provides a centrifugal atomizing and pulverizing device of plasma combination, including shell, a plurality of plasma gun, spout set, centrifugal carousel and above -mentioned feed arrangement. This feed arrangement is in the use, and the clamping part drives during metal bar material is in the vibration that lasts, and the metal liquid drop need not reach the metal bar material that critical mass can be vibrated promptly and throw away, and the metal liquid drop of formation is just smaller, in subsequent processing, does benefit to more and obtains the littleer metal powder of granularity again. These ion population centrifugations atomizing and pulverizing device will vibrate feeding, gas impact and centrifugal powder process and combine to be in the same place, and synergism can make the metal powder that the granularity is littleer, particle size distribution is more even.

Description

A kind of feed arrangement and plasma combination centrifugal atomizing fuel pulverizing plant
Technical field
The utility model is related to metal pink collar domain, in particular to a kind of feed arrangement and plasma combine from Heart powder by atomization device.
Background technology
With developing rapidly for the technologies such as injection moulding, thermal spraying, 3D printing, requirement of the people to metal dust is increasingly The shape of height, especially metal dust, granularity, size distribution and degree of purity, even more directly influence injection moulding, thermal spraying, 3D The finished product effect that the technologies such as printing are produced, is also the key factor for limiting these technologies development.
In prior art, atomization is the main method for preparing globular metallic powder, and it includes gas atomization and centrifugation mist Change.Gas atomization forms impact grinding to molten drop to realize atomization by the inert gas of high speed, and is finally frozen into powder, The metal dust good sphericity that gas atomization is formed, but particle size distribution is wider, the particle refinement uniformity is not enough and internal scarce Fall into more.Centrifugal atomization is to throw away molten drop by centrifugal force and condense and obtain spherical powder, and centrifugal force is mainly leaned on The high speed rotation of metal bar material itself or the high speed positioned at the centrifugal turntable of metal bar material lower end rotate to realize.But this kind of skill Art is mainly limited by the rotating speed of metal bar material or centrifugal turntable, and the metal dust granularity of preparation is larger.Prior art is simultaneously People can not be met to the higher and higher requirement of metal dust, the exploitation of new powder-making technique is extremely urgent.
Utility model content
The purpose of this utility model is to provide a kind of feed arrangement, and it can be by itself lasting dither come band The vibration of dynamic metal bar material, when metal bar material is melted and forms less molten drop by depart from metal bar material, from And obtain the metal dust of smaller particle size.
Another object of the present utility model is to provide a kind of plasma to combine centrifugal atomizing fuel pulverizing plant, and it includes above-mentioned Feed arrangement, inert gas spray disk and centrifugal turntable, under multipart synergy, obtain that granularity is less, size distribution more Uniform metal dust.
What embodiment of the present utility model was realized in:
A kind of feed arrangement that balling machine is centrifuged for plasma, including body, holder and driving means;Body has Side wall, first end face and second end face, side wall is surrounded by the cavity of strip, and second end face is provided with passed through for metal bar material One opening;Holder activity is embedded among cavity, and for clamping to metal bar material;Driving means are included for promoting Holder is away from the impeller of first end face, for promoting holder away from the return unit of second end face and drive impeller Power source, impeller and return unit are respectively arranged at the opposite sides of impeller;Driving means can drive holder along body Axial line sustained vibration.
Further, in the utility model other preferred embodiments, the inwall of side wall is provided with along the axis direction of body Chute, the outer wall of holder is provided with the slide block coordinated with chute.
Further, in the utility model other preferred embodiments, holder and impeller are abutted, and impeller is near the The side of end face is connected with for driving impeller around the bull stick of axial rotation, and bull stick is disposed through the second of first end face Opening and motor connection;Holder includes the first bearing surface near impeller, and the first bearing surface is provided with along its diametric(al) First projection, the first projection includes the first spigot surface along impeller rotation direction away from holder;Impeller includes close Second bearing surface of holder, the second bearing surface is provided with along its diametric(al) can be with the first bump contact and detached second convex Block, the second projection include along impeller rotate rightabout away from impeller the second spigot surface.
Further, in the utility model other preferred embodiments, the cross section of the first projection is to there is a line to be located at Triangle in first bearing surface;The cross section of the second projection is have a line to be located at the triangle in the second bearing surface.
Further, in the utility model other preferred embodiments, the first projection is multiple, and multiple first projections are surrounded The axis annular of holder is arranged.
Further, in the utility model other preferred embodiments, the second projection is multiple, and multiple second projections are surrounded The axis annular of impeller is arranged.
Further, in the utility model other preferred embodiments, holder is provided with first passed through for metal bar material Through hole, the hole wall of first through hole has two storage tanks being oppositely arranged near the side of impeller;Holder also include for Through the latch of metal bar material, latch two ends are respectively fallen in two storage tanks.
Further, in the utility model other preferred embodiments, return unit is spring, one end of spring and the second end Face connects, and the other end is connected with holder.
Further, in the utility model other preferred embodiments, the side wall of body includes be detachably connected first Side wall and second sidewall, the first side wall is connected with first end face, and second sidewall is connected with second end face.
A kind of plasma combines centrifugal atomizing fuel pulverizing plant, including shell, multiple plasma guns, spray disk, centrifugal turntable and Above-mentioned feed arrangement, shell surrounds a closed cavity, and feed arrangement is located at the middle part of the roof of cavity, metal bar material Fixing end is fixed on feed arrangement and the free end of metal bar material is extend in cavity, multiple plasma guns around be arranged at into Around material device and towards the free end of metal bar material, the free end lower section of metal bar material is provided with spray disk, sets in the middle part of spray disk There is the second through hole passed through for molten drop, the second through hole is provided with through the upper and lower surface for spraying disk, the lower surface for spraying disk Multiple puff prots, multiple puff prots arrange and point to the axis of spray disk around the lower edge of the second through hole, are provided with below spray disk Centrifugal turntable.
The beneficial effect of the utility model embodiment is:In prior art, plasma gun is heated to metal bar material, gold Category bar melts and is formed molten drop, only when the weight of molten drop reaches a critical mass, molten drop May exit metal bar material surface and freely falling body on centrifugal turntable, the molten drop that such mode is formed is larger.If To adopt existing technology to make metal dust obtain less particle diameter, then it is high to the rotation speed requirements of centrifugal turntable, so being difficult to Realize.A kind of feed arrangement that the utility model is provided includes the clamping part for clamping metal bar material and for driving clamping part The driving means of sustained vibration.In use, clamping part drives metal bar material to be in lasting vibration to this feed arrangement In, the metal bar material that molten drop need not reach critical mass (molten drop is less) and can be vibrated throws away, and fall from On heart rotating disk.Due to the molten drop that initially forms it is just smaller, so when subsequent treatment, being more favorable for obtaining grain The less metal dust of degree.A kind of plasma combination centrifugal atomizing fuel pulverizing plant that the utility model is provided, including above-mentioned charging Device, inert gas spray disk and centrifugal turntable, vibration charging, gas impact and centrifugation powder processed are combined together, and are acted synergistically, Can be obtained that granularity is less, size distribution metal dust evenly.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the utility model embodiment, below will be to use needed for embodiment Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.
A kind of decomposing schematic representation of feed arrangement that Fig. 1 is provided by the utility model first embodiment;
A kind of sectional view of feed arrangement that Fig. 2 is provided by the utility model first embodiment;
A kind of holder of feed arrangement that Fig. 3 is provided by the utility model first embodiment and the cooperation of metal bar material Schematic diagram;
A kind of holder of feed arrangement that Fig. 4 is provided by the utility model first embodiment and impeller coordinate to be illustrated Figure;
Fig. 5 is combined the sectional view of powder by atomization device by a kind of plasma that the utility model second embodiment is provided.
Icon:100- feed arrangements;110- bodys;111- sides wall;111a- the first side walls;111b- second sidewalls;112- First end face;113- second end faces;114- cavitys;115- screws;116- first is open;117- chutes;120- holders;121- Slide block;122- first through hole;123- storage tanks;124- latches;The projections of 125- first;The bearing surfaces of 126- first;127- first leads To face;131- impellers;132- return units;133- bull sticks;The projections of 134- second;The bearing surfaces of 135- second;136- second is oriented to Face;140- metal bar materials;141- jacks;142- free ends;200- plasmas combine centrifugal atomizing fuel pulverizing plant;210- shells; 220- plasma guns;230- sprays disk;The through holes of 231- second;232- jet atomization chambers;233- puff prots;240- centrifugal turntables; 241- is centrifuged rotating shaft.
Specific embodiment
To make purpose, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with this practicality Accompanying drawing in new embodiment, is clearly and completely described to the technical scheme in the utility model embodiment, shows So, described embodiment is a part of embodiment of the utility model, rather than the embodiment of whole.Based on this practicality Embodiment in new, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of the utility model protection.Therefore, enforcement of the present utility model below to providing in the accompanying drawings The detailed description of mode is not intended to limit claimed scope of the present utility model, but is merely representative of the utility model Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creativeness The every other embodiment obtained under the premise of work, belongs to the scope of the utility model protection.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", The orientation or position relationship of the instructions such as " clockwise ", " counterclockwise " be based on orientation shown in the drawings or position relationship, be only for Be easy to describe the utility model and simplify description, rather than indicate or imply indication equipment or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two More than, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, it is for example, it may be fixedly connected, or be detachably connected or integral;Can be Be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two element internals connection or two elements it is mutual Interactively.For the ordinary skill in the art, can as the case may be understand that above-mentioned term is new in this practicality Concrete meaning in type.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it D score can include the first and second feature directly contacts, it is also possible to not be directly contact including the first and second features but logical The other characterisation contact crossed between them.And, fisrt feature second feature " on ", " top " and " above " include Fisrt feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.First Feature second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only Only represent that fisrt feature level height is less than second feature.
First embodiment
Shown in seeing figures.1.and.2, the present embodiment provides a kind of feed arrangement 100 that balling machine is centrifuged for plasma, bag Include body 110, holder 120, driving means (mark).
As depicted in figs. 1 and 2, body 110 has side wall 111, the first end face 112 that is oppositely arranged and second end face 113, Side wall 111 is surrounded by the cavity 114 of strip, and side wall 111 includes the first side wall 111a and the second sidewall being detachably connected 111b, is connected therebetween by connector, and connector can be screw element, or plug in construction, or other one A little devices for being capable of achieving connection.Specific to the present embodiment, it is provided between the first side wall 111a and second sidewall 111b mutually Corresponding screw 115, and be attached by the screw (not shown) through screw 115.This detachable connection, can make Being mounted and taken out for metal bar material 140 is simpler.Meanwhile, also help to the holder 120 and driving means in cavity 114 Safeguarded and changed.
As depicted in figs. 1 and 2, the first side wall 111a is connected with first end face 112, second sidewall 111b and second end face 113 connections, the first opening 116 passed through for metal bar material 140 is provided with second end face 113.Specifically, the first opening 116 Aperture should be slightly larger than the diameter of metal bar material 140 so that while metal bar material 140 can be passed through, keep whole Body 110 has certain air-tightness.
As depicted in figs. 1 and 2, the activity of holder 120 is embedded among cavity 114, for pressing from both sides to metal bar material 140 Hold.In the present embodiment, the particular location of holder 120 is located at the upper end of second sidewall 111b, on the outer wall of holder 120 Two slide blocks 121 are relatively set with along the length direction of holder 120, it is corresponding, in the upper end edge of second sidewall 111b The length direction of body 110 is relatively set with two chutes 117, and during normal use, slide block 121 is movably installed in chute In 117, allow holder 120 to slide along the length direction of body 110, and limit the rotation of holder 120.It is noticeable It is that slide block 121 is not specific with the number of chute 117 to limit, can is single, or multiple, restriction can be reached The purpose of the direction of motion of holder 120.Meanwhile, the set-up mode of slide block 121 and chute 117 is nor uniquely, also may be used So that chute 117 is arranged on holder 120, and slide block 121 is arranged on body 110, a plurality of slide block 121 and chute 117 set-up mode can be with identical, it is also possible to which part is identical, functionally not too big difference.
Holder 120 may be referred to shown in Fig. 3 to the concrete method of clamping of metal bar material 140, and holder 120 is along its length Direction is provided with the first through hole 122 passed through for metal bar material 140, first through hole 122 hole wall near first end face 112 Side is relatively set with two storage tanks 123, and storage tank 123 is by the upper surface of holder 120 along the length of holder 120 Direction is arranged, and storage tank 123 is not connected to the lower surface of holder 120, specific in the present embodiment, storage tank 123 Depth is the 1/2 of the length of holder 120.Holder 120 also includes a latch 124 matched with the size of storage tank 123, in reality During the use of border, the top of metal bar material 140 is provided with the jack 141 coordinated with latch 124, and jack 141 runs through metal bar material 140, the two ends of latch 124 through jack 141 and are respectively placed in two storage tanks 123 to realize to metal bar by latch 124 The fixation of material 140, prevents metal bar material 140 from deviating from when holder 120 vibrates.
As depicted in figs. 1 and 2, driving means include being located in cavity 114 for promoting holder 120 away from first end face 112 impeller 131, for promoting holder 120 away from the return unit 132 of second end face 113 and drive impeller 131 Power source (not shown).Impeller 131 is located between holder 120 and first end face 112, and specific in the present embodiment, it has In the range of body position is surrounded positioned at the first side wall 111a.Return unit 132 is located between holder 120 and second end face 113, Specific in the present embodiment, return unit 132 is spring, and one end of spring is connected with second end face 113, the other end and holder 120 connections.External diameter of the internal diameter of spring slightly larger than metal bar material 140 so that metal bar material 140 can be passed through from the middle of spring. In the utility model other preferred embodiments, return unit 132 can also be the groups of springs being made up of multiple tiny springs, this A little tiny springs are filled in the gap between metal bar material 140 and body 110, and connect second end face 113 and holder 120.Further, return unit 132 can also be some other elastomeric material such as rubber washer, can equally play promotion folder The effect of gripping member 120.
Concrete fit system between impeller 131 and holder 120 is as shown in figure 4, impeller 131 and holder 120 Abut, impeller 131 is connected with for driving impeller 131 around the bull stick of axial rotation near the side of first end face 112 133, bull stick 133 is disposed through the second opening of first end face 112 and is connected with power source;Holder 120 is included near promotion First bearing surface 126 of part 131, the first bearing surface 126 is provided with the first projection 125 along its diametric(al), and the first projection 125 is wrapped Include the first spigot surface 127 away from holder 120 along the rotation direction of impeller 131, specific to the present embodiment in, the first projection 125 projections on side wall 111 are have a generally triangular shape.Meanwhile, impeller 131 includes the second bearing surface near holder 120 135, the second bearing surface 135 is provided with the second projection 134 that can be contacting and separating with the first projection 125 along its diametric(al), the Two projections 134 include along impeller 131 rotate rightabout away from impeller 131 the second spigot surface 136.Similarly, In the present embodiment, the projection on side wall 111 of the second projection 134 is have a generally triangular shape.In actual use, with The rotation of impeller 131, the first projection 125 and the second projection 134 are contacted, be defined as can only be along it due to holder 120 Length direction is moved, then in the case where impeller 131 can not drive holder 120 to rotate, the first projection 125 and second is convex Block 134 can only occur relative slip, so as to promote holder 120 to move away from impeller 131.Due to the He of the first spigot surface 127 The presence of the second spigot surface 136, such slip can't be subject to too big obstruction.And continue with rotating, the first projection 125 Released state is switched to by contact condition with the second projection 134, the screen resilience that return unit 132 is provided promotes holder 120 to lean on again Nearly impeller 131 is until the contact next time of the first projection 125 and the second projection 134.And so on, realize that holder 120 exists Sustained vibration on its length direction, depending on rotating speed of the vibration frequency with impeller 131.It should be noted that in the present embodiment In, the concrete number of the first projection 125 is 6, and around the axis equally spacedly annular setting of holder 120.Similarly, The concrete number of two projections 134 is also 6, and around the axis equally spacedly annular setting of impeller 131.And it is new in this practicality In type other preferred embodiments, the concrete number of the first projection 125 and the second projection 134 can be it is single can also be it is multiple, The distribution of the projection 134 of multiple first projections 125 or second such as is also not necessarily limited at the gap distribution, can reach the mesh for promoting holder 120 .Meanwhile, impeller 131 promotes the mode of holder 120 to be also not necessarily limited to be realized to rotate that impeller 131 can also It is this length direction sustained vibration in the drive lower edge body 110 of motor, so as to drive the sustained vibration of holder 120.
Second embodiment
With reference to shown in Fig. 5, the present embodiment provides a kind of plasma combination centrifugal atomizing fuel pulverizing plant 200, including shell 210th, multiple plasma guns 220, spray disk 230, centrifugal turntable 240 and feed arrangement 100.
With reference to shown in Fig. 5, shell 210 surrounds a closed cavity, has in the middle part of the roof of cavity for being placed into material The charging aperture of device 100, the activity of feed arrangement 100 is embedded at charging aperture.The fixing end (not shown) of metal bar material 140 is fixed It extend in cavity in feed arrangement 100 and by the free end 142 of metal bar material 140.Whole feed arrangement 100 is by lifting platform control Its up and down motion is made, so as to the depth for controlling to feed.
With reference to shown in Fig. 5, multiple plasma guns 220 are equally spaced around being arranged at around feed arrangement 100, with charging dress 100 are put in suitable angle to point to the free end 142 of metal bar material 140, so as to realize to the free end 142 of metal bar material 140 Uniform heating.
With reference to shown in Fig. 5, spray disk 230 is arranged right below in the free end 142 of metal bar material 140, sprays the middle part of disk 230 The second through hole 231 passed through for molten drop is provided with, through the upper and lower surface of spray disk 230, second leads to the second through hole 231 The lower end in hole 231 is connected with round table-like jet atomization chamber 232, in the cavity wall of jet atomization chamber 232, surround and is provided with multiple etc. The puff prot 233 of gap distribution, puff prot 233 points to obliquely the axis of spray disk 230.
With reference to shown in Fig. 5, centrifugal turntable 240 is provided with the lower section of spray disk 230, centrifugal turntable 240 connects with centrifugation rotating shaft 241 Connect, rotating shaft 241 is centrifuged and is connected with outside motor by the 3rd opening positioned at the bottom of shell 210.
In practical work process, plasma gun 220 is heated to the free end 142 of metal bar material 140, and forms molten The molten drop for melting, because metal bar material 140 is in lasting vibration, and without forming too big molten drop, molten metal Drop will depart from metal bar material 140 and fall downwards.During whereabouts, molten drop is through the second through hole on spray disk 230 231, in entering into jet atomization chamber 232, the inert gas sprayed from puff prot 233 carries out impact to molten drop and occurs the Primary fragmentation, forms less molten drop, simultaneously as the annular of all puff prots 233 is arranged, can form a downward conjunction Power, promotion molten drop pounds at a high speed centrifugal turntable 240 downwards, and when colliding with centrifugal turntable 240, molten drop is sent out Raw second broken.Further, molten drop is thrown away along with the centrifugal turntable 240 of high-speed rotation, third time occurs broken It is broken.To obtain metal dust granularity less for condensation after priority tertiary crushing, size distribution evenly, powder excellent processed.
In sum, a kind of feed arrangement that the utility model is provided includes the clamping part and use for clamping metal bar material In it is determined that the driving means of clamping part sustained vibration, in use, clamping part drives metal bar material to be in lasting vibration In, the metal bar material that molten drop need not reach critical mass and can be vibrated throws away, and falls on centrifugal turntable, opens from one The molten drop for beginning to be formed is just smaller, then when subsequent treatment, is more favorable for obtaining the less metal dust of granularity.This Utility model provide a kind of plasma combination centrifugal atomizing fuel pulverizing plant, including above-mentioned feed arrangement, inert gas spray disk and Centrifugal turntable, vibration charging, gas impact and will be centrifuged powder processed and be combined together, synergy, can be obtained that granularity is less, grain The metal dust that degree is more evenly distributed.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.

Claims (10)

1. a kind of feed arrangement, it is characterised in that include:
Body, the body has side wall, first end face and second end face, and the side wall is surrounded by the cavity of strip, described Second end face is provided with first passed through for metal bar material and is open;
For clamping the holder of the metal bar material, the holder activity is embedded at the cavity;
For driving the holder along the driving means of the axial line sustained vibration of the body, the driving means include using In the impeller for promoting the holder away from the first end face, for promoting the holder away from the second end face The power source of return unit and the drive impeller, the impeller and the return unit are respectively arranged at the impeller Opposite sides.
2. feed arrangement according to claim 1, it is characterised in that the inwall of the side wall is along the axis side of the body To chute is provided with, the outer wall of the holder is provided with the slide block coordinated with the chute.
3. feed arrangement according to claim 2, it is characterised in that the holder and the impeller are abutted, described Impeller is connected with for driving the impeller around the bull stick of axial rotation, the bull stick near the side of the first end face It is disposed through second opening and motor connection of the first end face;The holder includes first near the impeller Bearing surface, first bearing surface is provided with the first projection along its diametric(al), and first projection is included along the promotion First spigot surface of the part rotation direction away from the holder;The impeller includes the second abutting near the holder Face, second bearing surface along its diametric(al) be provided with can with first bump contact and detached second projection, it is described Second projection include along the impeller rotate rightabout away from the impeller the second spigot surface.
4. feed arrangement according to claim 3, it is characterised in that projection of first projection on the side wall is big Cause as triangle;Projection of second projection on the side wall is have a generally triangular shape.
5. feed arrangement according to claim 3, it is characterised in that first projection be it is multiple, multiple described first Projection is arranged around the axis annular of the holder.
6. feed arrangement according to claim 3, it is characterised in that second projection be it is multiple, multiple described second Projection is arranged around the axis annular of the impeller.
7. feed arrangement according to claim 3, it is characterised in that the holder is provided with passed through for metal bar material One through hole, the hole wall of the first through hole has two storage tanks being oppositely arranged near the side of the impeller;The folder Gripping member is also included for through the latch of the metal bar material, the latch two ends to be respectively fallen in two storage tanks.
8. feed arrangement according to claim 1, it is characterised in that the return unit is spring, one end of the spring It is connected with the second end face, the other end is connected with the holder.
9. feed arrangement according to claim 1, it is characterised in that the side wall of the body include being detachably connected the Side wall and second sidewall, the first side wall is connected with the first end face, and the second sidewall connects with the second end face Connect.
10. a kind of plasma combines centrifugal atomizing fuel pulverizing plant, it is characterised in that including shell, multiple plasma guns, spray disk, Centrifugal turntable and the feed arrangement as described in any one of claim 1~9, the shell surrounds a closed cavity, described Feed arrangement is located at the middle part of the roof of the cavity, and the fixing end of metal bar material is fixed on the feed arrangement and by the gold The free end of category bar is extend in the cavity, and multiple plasma guns surround and are arranged at around the feed arrangement simultaneously Towards the free end of the metal bar material, the free end lower section of the metal bar material is provided with spray disk, is provided with the middle part of the spray disk For the second through hole that molten drop passes through, second through hole runs through the upper and lower surface of the spray disk, the spray disk Lower surface is provided with multiple puff prots, and multiple puff prots arrange and point to the spray disk around the lower edge of second through hole Axis, below the spray disk centrifugal turntable is provided with.
CN201621109908.7U 2016-10-10 2016-10-10 Feed arrangement and centrifugal atomizing and pulverizing device of plasma combination Withdrawn - After Issue CN206104893U (en)

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Application Number Priority Date Filing Date Title
CN201621109908.7U CN206104893U (en) 2016-10-10 2016-10-10 Feed arrangement and centrifugal atomizing and pulverizing device of plasma combination

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Application Number Priority Date Filing Date Title
CN201621109908.7U CN206104893U (en) 2016-10-10 2016-10-10 Feed arrangement and centrifugal atomizing and pulverizing device of plasma combination

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107803511A (en) * 2017-12-25 2018-03-16 株洲双菱科技有限公司 One kind is without crucible vacuum gas-atomized powder equipment and its milling method
CN110181068A (en) * 2019-07-08 2019-08-30 华南理工大学 A kind of gas-atomized powder continuous feeding device and method
CN111687422A (en) * 2019-03-13 2020-09-22 深圳市赛迈特新材料有限公司 Air atomization spray disk capable of simultaneously adjusting aperture of multiple nozzles through air pressure control

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107803511A (en) * 2017-12-25 2018-03-16 株洲双菱科技有限公司 One kind is without crucible vacuum gas-atomized powder equipment and its milling method
CN107803511B (en) * 2017-12-25 2021-05-25 株洲双菱科技有限公司 Crucible-free vacuum gas atomization powder making equipment and powder making method thereof
CN111687422A (en) * 2019-03-13 2020-09-22 深圳市赛迈特新材料有限公司 Air atomization spray disk capable of simultaneously adjusting aperture of multiple nozzles through air pressure control
CN110181068A (en) * 2019-07-08 2019-08-30 华南理工大学 A kind of gas-atomized powder continuous feeding device and method
CN110181068B (en) * 2019-07-08 2020-04-28 华南理工大学 Continuous feeding device and method for gas atomization powder preparation

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