CN203494685U - Automatic cleaning and powder supply device in closed cycle - Google Patents
Automatic cleaning and powder supply device in closed cycle Download PDFInfo
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- CN203494685U CN203494685U CN201320396542.6U CN201320396542U CN203494685U CN 203494685 U CN203494685 U CN 203494685U CN 201320396542 U CN201320396542 U CN 201320396542U CN 203494685 U CN203494685 U CN 203494685U
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Abstract
The utility model relates to an automatic cleaning and powder supply device in a closed cycle. The automatic cleaning and powder supply device comprises a powder supply bucket component and an internal core shaft component, wherein at least two controllable seal elements are arranged on the powder supply bucket component or the internal core shaft; the powder supply bucket component and the internal core shaft do relative movement; the powder supply bucket component and the internal core shaft obtain several corresponding different combination positions through the relative movement; the powder supply bucket component and the internal core shaft component are sealed in seal positions on one side and on the other side of a powder suction port by the controllable seal elements; different powder cleaning gas passage combinations are formed by opening or closing the controllable seal elements, and required working states, i.e. supplying powder, cleaning a powder pipe, a powder pump and other applicable equipment for powder spraying, discharging materials, cleaning the interior of the powder supply bucket component, and checking by manpower are generated. According to the automatic cleaning and powder supply device, powder supply, cleaning and passages can be automatically switched; clearance is adjusted by the controllable seal elements; adjustment is convenient, sealing is reliable, and cleaning is simple, convenient and thorough.
Description
[technical field]
The utility model relates to a kind of Automatic clearance powder feeder unit of closed cycle, belongs to powder transportation art.
[background technology]
The powder feeder unit of existing semi-automatic clearing function, it is when for powdery state, as shown in Figure 1, elevating mechanism 01 moves downward until powder absorbing pipe 02 inserts in the powder of powder bucket 03, the powder feeding gas of powder pump 011 starts air feed, under the effect of powder feeding gas, powder pump 011 produces vacuum, and the interior powder through fluidized plate 031 fluidisation of fluidizing bucket 03 is transported to spray gun 06 through powder absorbing pipe 02, powder pump 011, flour extraction pipe 012 under suction function; Meanwhile, the atomization gas air feed of powder pump 011 makes powder reach atomizing effect and is transported to spray gun 06.When cleaning, as shown in Figure 2, powder feeding gas, the atomization gas of powder pump 011 stop air feed, manually remove powder bucket 03, elevating mechanism 01 moves down until powder absorbing pipe 02 inserts in the sealing ring 051 of high pressure cleaning gas bag 05, and high pressure cleaning gas bag 05 is blown into high pressure cleaning gas cleaning powder absorbing pipe 02 to the powder pipeline between spray gun 06 by its cleaning gas entrance 052 in powder absorbing pipe 02.
There is following shortcoming in this powder feeder unit: 1) powder adsorption pump need to manually be removed powder bucket 03 when cleaning, and powder absorbing pipe 02 outer wall needs labor cleaning, and automaticity is low, and cleaning trouble is complicated.2) powder bucket 03 inwall cannot be realized Automatic clearance, needs labor cleaning.
[summary of the invention]
The purpose of this utility model is to provide a kind of Automatic clearance powder feeder unit of closed cycle, without manual intervention, can realize Automatic clearance tube cell, powder pump and dust and or other application apparatus, for powder such as powder buckets, store and the cleaning of circulation pipeline, clear up thorough, easy.
The utility model is achieved by the following technical solution:
An Automatic clearance powder feeder unit for closed cycle, comprising:
One for powder bucket assembly, forms the container of storage powder for the inner chamber of powder bucket assembly hollow;
One mandrel component, the top of inner spindle is nested in inner chamber the inside, between the madial wall of the inner chamber the inside of the lateral wall at the top of inner spindle assembly and confession powder bucket assembly, leaves gap;
One inhales powder mouth, is arranged on described supplying and, on powder bucket assembly, supplies with powder to outside;
At least 2 controllable sealing parts are arranged on on powder bucket assembly or inner spindle assembly, and the segment distance of being separated by, controllable sealing part is for sealing or opening clearance, difference by controllable sealing part is controlled and is relatively moved and obtain the several different duty set for powder bucket assembly and inner spindle assembly, and described controllable sealing part is being inhaled powder mouth one or both sides to supplying powder bucket assembly and inner spindle assembly to seal.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, is characterized in that: for powder bucket assembly bottom, opening is set and is communicated with inner chamber, inner chamber inside can be stretched into from opening in the top of inner spindle assembly.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, is characterized in that: described suction powder mouth and tube cell, dust and or other application apparatus be connected.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, it is characterized in that: described at least 2 controllable sealing parts can be arranged in inhales powder mouth both sides, a controllable sealing part is that sealing or unlatching supply the powder in powder bucket assembly to arrive the passage of inhaling powder mouth, and another part controllable sealing part is that sealing or unlatching supply powder bucket assembly and outside passage.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, is characterized in that: the described outer surface for powder bucket assembly and the cooperation of inner spindle assembly is cylindricality.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, is characterized in that: the interstice coverage between the madial wall of the inner chamber the inside of the lateral wall at the top of described inner spindle assembly and confession powder bucket assembly is 0.1mm-20mm.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, it is characterized in that: compressed gas-driven is passed through in expansion or the contraction of controllable sealing part, or hydraulic-driven or frame for movement drive, realize lateral wall and sealing and the unlatching at diverse location for the gap between powder bucket module inner at the top of inner spindle assembly.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, it is characterized in that: described inner spindle assembly is provided with fluidized plate, discharge channel, discharge valve, described discharge valve is powder discharge valve, and described discharge valve is turnover plate type discharge valve or butterfly valve or hose valves.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, is characterized in that: by the difference of controllable sealing part being controlled and being made, for powder bucket assembly and inner spindle assembly, relatively move and obtain at least 4 kinds of different duties:
A) for powdery state: a controllable sealing part is positioned at inhales powder mouth top, opens for the powder in powder bucket assembly and arrives the passage of inhaling powder mouth, another part controllable sealing part is positioned at inhales powder mouth below, and sealing supplies powder bucket assembly and outside passage;
B) cleaning tube cell, powder pump and dust and or other application apparatus state: controllable sealing part is positioned at inhales powder mouth top, sealing is for the powder in powder bucket assembly to the passage of inhaling powder mouth, and another part controllable sealing part is positioned at inhales powder mouth below, and sealing is for powder bucket assembly and outside passage; Pass into compressed air to tube cell, powder pump and dust and or other application apparatus clear up.
C) cleaning supplies component powder internal state: a controllable sealing part is positioned at inhales powder mouth top, opens the passage to suction powder mouth for the powder in powder bucket assembly; Another part controllable sealing part is positioned at inhales powder mouth below, and sealing, for powder bucket assembly and outside passage, is closed and inhaled powder mouth and external channel; Pass into compressed air to clearing up for powder bucket assembly;
D) hand inspection state: controllable sealing part, in relaxation state, makes quite to move to complete separation point position for powder bucket assembly and inner spindle assembly, can check operation for personnel.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, is characterized in that: at least 2 controllable sealing parts are all arranged on on powder bucket assembly with suction powder mouth, arrange and inhale powder mouth between controllable sealing part.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, is characterized in that: at least 2 controllable sealing parts are all arranged on inner spindle assembly with suction powder mouth, arrange and inhale powder mouth between controllable sealing part.
The Automatic clearance powder feeder unit of a kind of closed cycle described above, is characterized in that: 1 controllable sealing part is arranged on on powder bucket assembly, and another 1 controllable sealing part is arranged on inner spindle assembly, arranges and inhale powder mouth between controllable sealing part.
The utility model compared with prior art has the following advantages:
1. for powder bucket assembly, with inner spindle assembly, relatively move and obtain corresponding several various combinations position, and inhaling powder mouth both sides to distinguishing Seal and open for powder bucket assembly with the gap between inner spindle assembly by controllable sealing part, and form, different combination of channels offers powder path or different states is realized in Compressed Gas path.Simple in structure, for the switching between powder, cleaning, path passage, can realize automation.
2. for the gap between powder bucket assembly and inner spindle assembly, be by the sealing of controllable sealing part and open, sealing is reliable without leakage, clears up fasterly and thorough, for powder container, can realize Automatic clearance, can significantly shorten cleaning required time.
[accompanying drawing explanation]
Fig. 1 is the structural representation of existing powder feeder unit when for powdery state.
Fig. 2 is the structural representation of existing powder feeder unit when cleaning.
Fig. 3 is that the utility model is for powdery state principle description architecture schematic diagram.
Fig. 4 is the utility model cleaning tube cell, powder pump and dusting and or other application apparatus state principle description architecture schematic diagram.
Fig. 5 is the utility model discharging state principle description architecture schematic diagram.
Fig. 6 is that the utility model cleaning is for powder bucket component internal state principle description architecture schematic diagram.
Fig. 7 is the utility model hand inspection state principle description architecture schematic diagram.
Fig. 8 is the structural representation of the utility model exemplary embodiments one when for powdery state.
Fig. 9 is the utility model exemplary embodiments one at cleaning tube cell, powder pump and dusts and or the structural representation of other application apparatus state.
Figure 10 is the structural representation of the utility model exemplary embodiments one when discharging state.
Figure 11 is the structural representation of the utility model exemplary embodiments one when cleaning supplies powder bucket component internal state.
Figure 12 is the structural representation of the utility model exemplary embodiments one hand inspection state.
Figure 13 is the structural representation of the utility model exemplary embodiments two when for powdery state.
Figure 14 is the utility model exemplary embodiments two at cleaning tube cell, powder pump and dusts and or structural representation during the state of other application apparatus.
Figure 15 is the structural representation of the utility model exemplary embodiments two when discharging state.
Figure 16 is the structural representation of the utility model exemplary embodiments two when cleaning supplies powder bucket component internal state.
Figure 17 is that the utility model exemplary embodiments two is at the structural representation of hand inspection state.
[specific embodiment]
As Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Fig. 7, a kind of Automatic clearance powder feeder unit of closed cycle, comprise for powder bucket assembly 1 and inner spindle assembly 2, the inner chamber of storage powder 6 is set for powder bucket assembly 1 inside, for powder bucket assembly 1 or inner spindle assembly 2, be provided with at least twice controllable sealing part 33, 34, sealing station 31, 32 are separately positioned on the both sides of inhaling powder mouth 131, for powder bucket assembly 1, can relatively move with inner spindle assembly 2, and form different powder by sealing or the unlatching of controllable sealing part 33 or 34, cleaning gas combination of channels, thereby realize required duty.
For powder bucket assembly, be provided with and inhale powder mouth 131, inhale powder mouth 131 and be connected with powder spraying system 5.Described powder spraying system 5 comprises tube cell, powder pump and dusting and or other application apparatus.
Twice controllable sealing part is arranged in suction powder mouth 131 both sides, and one controllable sealing circle 34 is that sealing is to seal for powder bucket assembly 1 with outside passage 43 for the powder in powder bucket assembly 1 to passage 42, the one controllable sealing parts 33 of inhaling powder mouth 131.
Within inner spindle assembly 2 and confession powder bucket assembly 1, the gap of the reserved 0.1～20mm in chamber, is convenient to realize inner spindle assembly 2 and supply relatively moving between powder bucket assembly 1.
Operation principle of the present utility model is: for powder bucket assembly 1, relatively moving with inner spindle assembly 2, and form different powder cleaning gas combination of channels by sealing or the unlatching of controllable sealing part 33 or 34, form different duties, produce required for powdery state, cleaning tube cell, powder pump and dust and or the state of other application apparatus, discharging state, cleaning for powder bucket component internal state and hand inspection duty.
Supply powdery state: as shown in Figure 3, inner spindle assembly 2 is with relatively moving controllable sealing part 33 in 32 positions for powder bucket assembly 1, controllable sealing part 33 closing passages 43, by outside, introduce fluidized gas 72 to fluidisation air chamber 222, make for powder bucket assembly 1 inner powder 6 in flow regime, start powder spraying system 5, for the powder 6 in powder bucket assembly 1, by inhaling powder mouth 131, be transported to powder spraying system 5, realize powder supplies.Passage the 42, the 43rd, a part for chamber preset clearance within inner spindle assembly 2 and confession powder bucket assembly 1.
Cleaning tube cell, powder pump and dust and, or the state of other application apparatus: as shown in Figure 4, suitably controlling controllable sealing part 33 makes inner spindle assembly 2 with powder 6 can be from passage 42 for relatively moving between powder bucket assembly 1, 43 overflow to outside, inner spindle assembly 2 is with relatively moving controllable sealing part 33 in 32 positions for powder bucket assembly 1, controllable sealing part 34 is in 31 positions, controllable sealing part 34 closing passages 42, controllable sealing part 33 still also continues to keep closed channel 43 in 32 positions, by outside, introduce high pressure cleaning gas 71 and enter into suction powder mouth 131, for powder bucket assembly 1 inner surface 12, controllable sealing part 33, 34 regions that surround 41, enter the high pressure cleaning gas in 41st district again by be ejected into the tube cell of powder spraying system 5 by inhaling powder mouth 131, powder pump and dust and, or other application apparatus is cleared up.
Discharging state: as shown in Figure 5, inner spindle assembly 2 with for powder bucket assembly 1 still in as the clear position of Fig. 4, controllable sealing circle 34,33 continues respectively in 31,32 positions and closed channel 42,43 respectively, and discharge valve 23 is opened powder 6 by for unloading recovery from discharge channel 223 in powder bucket assembly 1.
Cleaning supplies powder bucket component internal state: as shown in Figure 6, inner spindle assembly 2 with for powder bucket assembly 1 still in as the clear position of Fig. 4, controllable sealing part 33 continues closing passage 43, discharge valve 23 is in opening, close powder spraying system 5 passages, controllable sealing part 34 is opened, open passage 42 and continue to remain on 41st district and introduce high pressure cleaning gas 71, the high pressure cleaning gas 71 in 41 district is entered for powder bucket assembly 1 inside by passage 42, the stingy pressure fluidized gas 72 that is incorporated into fluidisation air chamber 222 from outside is also converted to high pressure cleaning gas 73 simultaneously, enforcement is to the cleaning for powder bucket assembly 1 inside and fluidized plate 204.
Hand inspection state: as shown in Figure 7, after having cleared up, control controllable sealing part 33 passage 43 is opened, for powder bucket assembly 1 and the inner spindle assembly 2 inner spindle assembly 2 that relatively moves, leave for powder bucket assembly 1 inner chamber, hand inspection inner spindle assembly 2 and for the situation of powder bucket assembly 1.
More than the explanation to structural principle of the present utility model, below for application representative instance elaborate.
Typical case's embodiment one:
As shown in Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, a kind of Automatic clearance powder feeder unit of closed cycle, comprises for powder bucket assembly 1 and inner spindle assembly 2.Controllable sealing part adopts gas control sealing ring, and gas control sealing ring quantity is two, is installed in on powder bucket assembly 1, and by fixing for powder bucket assembly 1, inner spindle assembly 2 moves in for powder bucket assembly 1 inner chamber.
Inner spindle assembly 2 comprises inner spindle main body 202, base 201, fluidized plate 204 and discharge valve 23, inner spindle main body 202 outside mounting seat 201, in the middle of inner spindle main body 202, be provided with discharge channel 223, discharge channel 223 one end communication with cavity 111, the other end is installed discharge valve 23, discharge valve 23 is opened the powder 6 that can unload in storage powder bucket 11, just closes and can seal discharge channel, and powder is remained in storage powder bucket 11.On inner spindle main body 202 tops, be provided with fluidisation air chamber 222, fluidisation air chamber top is provided with fluidized plate 204, base 201 arranges high pressure cleaning gas passage 211 and fluidized gas passage 224, by introduce fluidized gas from fluidized gas passage 224, to 222 effects of fluidisation air chamber, to fluidized plate 204, make to store up powder in powder bucket 11 in flow regime, when cleaning, can introduce high pressure cleaning gas from fluidized gas passage 224 and realize the cleaning to fluidized plate 204, high pressure cleaning gas passage 211 for introduce when the cleaning high pressure cleaning gas to for powder bucket assembly 1 and dust and, or other application apparatus 5 is cleared up, between inner spindle assembly 2 outer walls and confession powder bucket assembly 1 inwall, be reserved with the gap of 1～4mm.
For powder bucket assembly 1, in inner spindle assembly 2 inner chambers, move, by air inlet 35 or 36, introduce controlled Compressed Gas effect to gas control sealing ring 34 or 33, make gas control sealing ring 34 or 33 contraction or expansion opening and closing of fault for the gap between powder bucket assembly 1 inwall and inner spindle assembly 2 outer walls, in suction powder mouth 131 both sides, form different passages and offer powder or cleaning gas, thereby realize required three kinds of operating positions: for powder position, clear position and inspection position, and five kinds of work in combination states: ask for an interview following description:
For powder position as shown in Figure 8: fluidized plate 204 upper surfaces on inner spindle assembly 2 are not left inner chamber 111 with lower controllable sealing circle 33 at homonymy and the inner spindle assembly 2 of inhaling powder mouth 131.
Clear position: as shown in Figure 9: fluidized plate 204 upper surfaces on inner spindle assembly 2 with controllable sealing circle 33 respectively in the both sides of inhaling powder mouth 131.
Hand inspection position: as shown in figure 12, fluidized plate 204 upper surfaces on inner spindle assembly 2 are left inner chamber 111 with lower controllable sealing circle 33 at homonymy and the inner spindle assembly 2 of inhaling powder mouth 131.
For powdery state as shown in Figure 8, inner spindle assembly 2 moves to for powder position in for powder bucket assembly 1 inner chamber, close discharge valve 23, by air inlet 36, introduce controlled Compressed Gas and make gas control sealing ring 33 inflations hold the sidewall 221 of inner spindle main body 202 tightly, thereby sealing is for powder bucket assembly 1 and outside passage.Now, powder-supply system (meaning not shown in the figures) is opened, by the fluidized gas passage 224 of inner spindle assembly 2, introducing stingy pressure fluidized gas 72 acts on to fluidized plate 204 to fluidisation air chamber 222, make to supply the powder 6 of powder bucket assembly 1 inner chamber in flow regime, open powder spraying system 5, for the powder 6 of powder bucket assembly 1 inner chamber, by inhaling powder mouth 131, supply with powder spraying system 5.
Cleaning tube cell, powder pump and dust and, or the state of other application apparatus: as shown in Figure 9, the pressure of suitably controlling the controlled Compressed Gas of being introduced by air inlet 36 makes controllable sealing circle 33, and with inner spindle assembly 2 and for relatively moving between powder bucket assembly 1, powder 6 can be from inner spindle assembly 2 and for overflowing to outside in the gap between powder bucket assembly 1, mobile inner spindle assembly 2 is to clear position, the pressure of the Compressed Gas that control is introduced by air inlet 36 makes lower controllable sealing circle 33 hold the sidewall 214 of base 201 tightly, by air inlet 35, introduce Compressed Gas makes upper gas control sealing ring inflation hold the sidewall 221 of inner spindle main body 202 tightly simultaneously, cut off inner chamber 111 and inhale the powder channel between powder mouth 131, by cleaning gas passage 211, introduce high pressure cleaning gas 71, high pressure cleaning gas 71 enters into tube cell by inhaling powder mouth 131, powder pump and powder spray coating device are cleared up it.
Discharging state: as shown in figure 10, inner spindle assembly 2 is with supplying powder bucket assembly 1 still in clear position, powder spraying system 5 and powder-supply system are still in closed condition, stop introducing high pressure cleaning gas from cleaning gas passage 211, continuation is introduced stingy pressure fluidized gas 72 from fluidized gas passage 224 and is made for the powder 6 in powder bucket assembly 1, in flow regime, to open discharge valve 23, for the powder 6 in powder bucket assembly 1, from discharge channel 223, unloads, empty for the powder 6 in powder bucket assembly 1, realize discharging state.
Cleaning for powder bucket component internal state as shown in figure 11, inner spindle assembly 2 is with supplying powder bucket assembly 1 still in clear position, powder spraying system 5 and powder-supply system are still in closed condition, lower gas control sealing ring 33 continues inflation and holds base 201 middle part sidewalls 214 tightly, cut off to inhale powder mouth 131 and outside passage, by air inlet 35, outwards bleed and make upper gas control sealing ring 34 contractions open inner chamber 111 and inhale the powder channel between powder mouth 131, the high pressure cleaning gas 71 of being introduced by cleaning gas passage 211 will and enter into and supply powder bucket inner for the gap between the inwall of powder bucket assembly 1 by the sidewall 221 of inner spindle main body 202, the stingy pressure fluidized gas 72 of being introduced by fluidized gas passage 224 is converted to high pressure cleaning gas 73 and enters into that fluidisation air chamber 222 is rear to be cleared up fluidized plate, so just realized the cleaning for powder bucket assembly 1 inside.
As shown in figure 12, mobile inner spindle assembly 2 arrives and checks position hand inspection state, the working condition of inspection confession powder bucket assembly 1 and inner spindle assembly 2 each parts and cleaning situation etc.
Typical case's embodiment two:
As shown in Figure 13, Figure 14, Figure 15, Figure 16, Figure 17, a kind of Automatic clearance powder feeder unit of closed cycle, comprises for powder bucket assembly 1 and inner spindle assembly 2.Controllable sealing part adopts gas control sealing ring, and gas control sealing ring quantity is two, and one is arranged on for another part on powder bucket assembly 1 and is arranged on inner spindle assembly 2, and fixing for powder bucket assembly 1, inner spindle assembly 2 moves in for powder bucket assembly 1 inner chamber.
Inner spindle assembly 2 comprises inner spindle main body 202, base 201, fluidized plate 204 and discharge valve 23 and installs and support air inlet ring 31 compositions of gas control sealing ring 34, between base 201 and inner spindle main body 202, be installed into compression ring 31 and controllable sealing circle 34, in the middle of inner spindle main body 202, be provided with discharge channel 223, discharge channel 223 one end communication with cavity 111, the other end is installed discharge valve 23, discharge valve 23 is opened the powder 6 that can unload in storage powder bucket 11, just close and can seal discharge channel, powder is remained in storage powder bucket 11.On inner spindle main body 202 tops, be provided with fluidisation air chamber 222, fluidisation air chamber top is provided with fluidized plate 204, in inner spindle main body 202, be provided with fluidized gas passage 224, by introduce fluidized gas from fluidized gas passage 224, to 222 effects of fluidisation air chamber, to fluidized plate 204, make to store up powder in powder bucket 11 in flow regime, in when cleaning, can introduce high pressure cleaning gas from fluidized gas passage 224 and realize the cleanings to fluidized plate 204, inner spindle assembly 2 outer walls and the gap that supplies to be reserved with between powder bucket assembly 1 inwall 1～4mm.
For powder bucket assembly 1, in inner spindle assembly 2 inner chambers, move, by air inlet 35 or 36, introduce controlled Compressed Gas effect to gas control sealing ring 34 or 33, make gas control sealing ring 34 or 33 contraction or expansion opening and closing of fault form different passages and offer powder or clear up gas inhaling powder mouth 131 both sides for the gap between powder bucket assembly 1 inwall and inner spindle assembly 2 outer walls, thereby realize required three kinds of operating positions: for powder position, clear position and inspection position, and five kinds of duties.When for powder or cleaning, can also clear up the outer wall 214 of base 201 simultaneously, also can carry out inflation to lower controllable sealing circle 33, the outer wall 214 that makes lower controllable sealing circle hold base 201 tightly makes when for powdery state more reliable with the sealing between inner spindle assembly 2 for powder bucket assembly 1.
Supply powder position: fluidized plate 204 upper surfaces on inner spindle assembly 2 are not left inner chamber 111 with lower controllable sealing circle 33 at homonymy and the inner spindle assembly 2 of inhaling powder mouth 131.
Clear position: fluidized plate 204 upper surfaces on inner spindle assembly 2 with and controllable sealing circle 33 respectively in the both sides of suction powder mouth 131.
Check position: inner core leaves inner chamber 111 with lower controllable sealing circle 33 at homonymy and the inner spindle assembly 2 of inhaling powder mouth 131 with fluidized plate 204 upper surfaces on assembly 2.
For powdery state, show as Figure 13, inner spindle assembly 2 moves to for powder position in for powder bucket assembly 1 inner chamber, by air inlet 35, introduce controlled Compressed Gas and make gas control sealing ring 34 inflations compress the inwall of suction rings 13, thereby sealing is for powder bucket assembly 1 and outside passage.Now, powder-supply system (meaning not shown in the figures) is opened, by the fluidized gas passage 224 of inner spindle assembly 2, introducing stingy pressure fluidized gas 72 acts on to fluidized plate 204 to fluidisation air chamber 222, make for the powder 6 in powder bucket assembly 1 inner chamber 111 in flow regime, open powder spraying system 5, for the powder 6 in powder bucket assembly 1 inner chamber 111, by inhaling powder mouth 131, supply with powder spraying system 5.Now also can to the outer wall 214 of base 201, clear up: by 36 pairs of lower controllable sealing circles 33 of air inlet, bled simultaneously, lower controllable sealing circle 33 is shunk, mobile movable plate 16 is opened high pressure cleaning gas passage 211, introduces high pressure cleaning gas can clear up the outer wall 214 of base 201 by high pressure cleaning gas passage 211.Also can introduce Compressed Gas by air inlet 36 and make lower controllable sealing circle expansion hold the outer wall 214 sealing outer walls 214 of base 201 and the gap between movable plate tightly, make sealing more reliable.
Cleaning tube cell, powder pump and dust and, or the state of other application apparatus as shown in figure 14, the pressure of suitably controlling the controlled Compressed Gas of being introduced by air inlet 36 makes controllable sealing circle 33, and with inner spindle assembly 2 and for relatively moving between powder bucket assembly 1, powder 6 can be from inner spindle assembly 2 and for overflowing to outside in the gap between powder bucket assembly 1, by 35 pairs of upper controllable sealing circles 34 of air inlet, bled, controllable sealing circle 34 is shunk, mobile inner spindle assembly 2 is to clear position, the pressure of the Compressed Gas that control is introduced by air inlet 36 makes lower controllable sealing circle 33 hold the sidewall 214 of base 201 tightly, by air inlet 35, introduce controlled Compressed Gas makes upper gas control sealing ring inflation compress the inwall for powder bucket assembly 1 simultaneously, cut off inner chamber 111 and inhale the powder channel between powder mouth 131, mobile movable plate 16 is opened high pressure cleaning gas passage 211, by high pressure cleaning gas passage 211, introduce high pressure cleaning gas 71, high pressure cleaning gas 71 enters into tube cell by inhaling powder mouth 131, powder pump and dust and, or other application apparatus is cleared up it.
Discharging state as shown in figure 15, inner spindle assembly 2 is with supplying powder bucket assembly 1 still in clear position, powder spraying system 5 and powder-supply system are still in closed condition, stop introducing high pressure cleaning gas from cleaning gas passage 211, continuation is introduced stingy pressure fluidized gas 72 from fluidized gas passage 224 and is made for the powder 6 in powder bucket assembly 1, in flow regime, to open discharge valve 23, for the powder 6 in powder bucket assembly 1, from discharge channel 223, unloads, empty for the powder 6 in powder bucket assembly 1, realize discharging state.
Cleaning for powder bucket component internal state as shown in figure 16, inner spindle assembly 2 is with supplying powder bucket assembly 1 still in clear position, powder spraying system 5 and powder-supply system are still in closed condition, lower gas control sealing ring 33 continues inflation and holds base 201 middle part sidewalls 214 tightly, cut off to inhale powder mouth 131 and outside passage, by air inlet 35, outwards bleed and make upper gas control sealing ring 34 contractions open inner chamber 111 and inhale the powder channel between powder mouth 131, mobile movable plate 16 is opened high pressure cleaning gas passage 211, by high pressure cleaning gas passage 211, introduce high pressure cleaning gas 71, will and enter into for powder bucket assembly 1 inside for the gap between the inwall of powder bucket assembly 1 by the sidewall of base 201 and the sidewall 221 of inner spindle main body 202, the stingy pressure fluidized gas 72 of being introduced by fluidized gas passage 224 is converted to high pressure cleaning gas 73 and enters into that fluidisation air chamber 222 is rear to be cleared up fluidized plate, so just realized the cleaning for powder bucket assembly 1 inside.
In cleaning, under the state of powder bucket assembly 1 inside, control controllable sealing circle 34 and 33 and can also realize the gap between the cleaning end 201 and movable plate 16.
As shown in figure 17, mobile inner spindle assembly 2 arrives and checks position hand inspection state, the working condition of inspection confession powder bucket assembly 1 and inner spindle assembly 2 each parts and cleaning situation etc.
The foregoing is only typical embodiment of the present utility model and be not used for limiting the scope that the utility model is implemented, controllable sealing part is to guarantee inner spindle assembly mobile a kind of feasible program that becomes possible in powder, if but also belong to a distortion of this patent with the seal of other type, all equal variation and modifications of doing according to the utility model the scope of the claims (no matter being representative instance or operation principle), all fall into the scope that the utility model patent contains.
Claims (12)
1. an Automatic clearance powder feeder unit for closed cycle, comprising:
One for powder bucket assembly, forms the container of storage powder for the inner chamber of powder bucket assembly hollow;
One mandrel component, the top of inner spindle is nested in inner chamber the inside, between the madial wall of the inner chamber the inside of the lateral wall at the top of inner spindle assembly and confession powder bucket assembly, leaves gap;
One inhales powder mouth, is arranged on described supplying and, on powder bucket assembly, supplies with powder to outside;
At least 2 controllable sealing parts are arranged on on powder bucket assembly or inner spindle assembly, and the segment distance of being separated by, controllable sealing part is for sealing or opening clearance, difference by controllable sealing part is controlled and is relatively moved and obtain the several different duty set for powder bucket assembly and inner spindle assembly, and described controllable sealing part is being inhaled powder mouth one or both sides to supplying powder bucket assembly and inner spindle assembly to seal.
2. the Automatic clearance powder feeder unit of a kind of closed cycle according to claim 1, is characterized in that: for powder bucket assembly bottom, opening is set and is communicated with inner chamber, inner chamber inside can be stretched into from opening in the top of inner spindle assembly.
3. the Automatic clearance powder feeder unit of a kind of closed cycle according to claim 1, is characterized in that: described suction powder mouth is connected with powder spraying system.
4. according to the Automatic clearance powder feeder unit of a kind of closed cycle described in claim 1 or 2 or 3, it is characterized in that: described at least 2 controllable sealing parts can be arranged in inhales powder mouth both sides, a controllable sealing part is that sealing or unlatching supply the powder in powder bucket assembly to arrive the passage of inhaling powder mouth, and another part controllable sealing part is that sealing or unlatching supply powder bucket assembly and outside passage.
5. the Automatic clearance powder feeder unit of a kind of closed cycle according to claim 4, is characterized in that: the described outer surface for powder bucket assembly and the cooperation of inner spindle assembly is cylindricality.
6. according to the Automatic clearance powder feeder unit of a kind of closed cycle described in claim 1 or 2 or 5, it is characterized in that: the interstice coverage between the madial wall of the inner chamber the inside of the lateral wall at the top of described inner spindle assembly and confession powder bucket assembly is 0.1mm-20mm.
7. according to the Automatic clearance powder feeder unit of a kind of closed cycle described in claim 1 or 2 or 3, it is characterized in that: compressed gas-driven is passed through in expansion or the contraction of controllable sealing part, or hydraulic-driven or frame for movement drive, realize lateral wall and sealing and the unlatching at diverse location for the gap between powder bucket module inner at the top of inner spindle assembly.
8. according to the Automatic clearance powder feeder unit of a kind of closed cycle described in claim 1 or 2 or 3, it is characterized in that: described inner spindle assembly is provided with fluidized plate, discharge channel, discharge valve, described discharge valve is powder discharge valve, and described discharge valve is turnover plate type discharge valve or butterfly valve or hose valves.
9. the Automatic clearance powder feeder unit of a kind of closed cycle according to claim 1 and 2, is characterized in that: by the difference of controllable sealing part being controlled and being made, for powder bucket assembly and inner spindle assembly, relatively move and obtain at least 4 kinds of different duties:
A) for powdery state: a controllable sealing part is positioned at inhales powder mouth top, opens for the powder in powder bucket assembly and arrives the passage of inhaling powder mouth, another part controllable sealing part is positioned at inhales powder mouth below, and sealing supplies powder bucket assembly and outside passage;
B) cleaning powder spraying system state: a controllable sealing part is positioned at inhales powder mouth top, sealing is for the powder in powder bucket assembly to the passage of inhaling powder mouth, and another part controllable sealing part is positioned at inhales powder mouth below, and sealing is for powder bucket assembly and outside passage; Passing into compressed air clears up powder spraying system.
C) cleaning supplies component powder internal state: a controllable sealing part is positioned at inhales powder mouth top, opens the passage to suction powder mouth for the powder in powder bucket assembly; Another part controllable sealing part is positioned at inhales powder mouth below, and sealing, for powder bucket assembly and outside passage, is closed and inhaled powder mouth and external channel; Pass into compressed air to clearing up for powder bucket assembly;
D) hand inspection state: controllable sealing part, in relaxation state, makes quite to move to complete separation point position for powder bucket assembly and inner spindle assembly, can check operation for personnel.
10. according to the Automatic clearance powder feeder unit of a kind of closed cycle described in claim 1 or 2 or 3, it is characterized in that: at least 2 controllable sealing parts are all arranged on on powder bucket assembly with suction powder mouth, arrange and inhale powder mouth between controllable sealing part.
11. according to the Automatic clearance powder feeder unit of a kind of closed cycle described in claim 1 or 2 or 3, it is characterized in that: at least 2 controllable sealing parts are all arranged on inner spindle assembly with suction powder mouth, arrange and inhale powder mouth between controllable sealing part.
12. according to the Automatic clearance powder feeder unit of a kind of closed cycle described in claim 1 or 2 or 3, it is characterized in that: 1 controllable sealing part is arranged on on powder bucket assembly, another 1 controllable sealing part is arranged on inner spindle assembly, arranges and inhale powder mouth between controllable sealing part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320396542.6U CN203494685U (en) | 2013-07-04 | 2013-07-04 | Automatic cleaning and powder supply device in closed cycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320396542.6U CN203494685U (en) | 2013-07-04 | 2013-07-04 | Automatic cleaning and powder supply device in closed cycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203494685U true CN203494685U (en) | 2014-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320396542.6U Withdrawn - After Issue CN203494685U (en) | 2013-07-04 | 2013-07-04 | Automatic cleaning and powder supply device in closed cycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203494685U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331226A (en) * | 2013-07-04 | 2013-10-02 | 裕东（中山）机械工程有限公司 | Automatic cleaning powder supply device circulating in closed mode |
| CN108636670A (en) * | 2018-06-12 | 2018-10-12 | 裕东（中山）机械工程有限公司 | A kind of indexable cleaning plant of venturi powder pump |
-
2013
- 2013-07-04 CN CN201320396542.6U patent/CN203494685U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331226A (en) * | 2013-07-04 | 2013-10-02 | 裕东（中山）机械工程有限公司 | Automatic cleaning powder supply device circulating in closed mode |
| CN103331226B (en) * | 2013-07-04 | 2015-09-02 | 裕东（中山）机械工程有限公司 | A kind of Automatic clearance powder feeder unit of closed cycle |
| CN108636670A (en) * | 2018-06-12 | 2018-10-12 | 裕东（中山）机械工程有限公司 | A kind of indexable cleaning plant of venturi powder pump |
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