CN208199590U - A kind of high pressure external spiral oscillatory type powder feeder - Google Patents
A kind of high pressure external spiral oscillatory type powder feeder Download PDFInfo
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- CN208199590U CN208199590U CN201820707063.4U CN201820707063U CN208199590U CN 208199590 U CN208199590 U CN 208199590U CN 201820707063 U CN201820707063 U CN 201820707063U CN 208199590 U CN208199590 U CN 208199590U
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- powder
- oscillatory type
- external spiral
- high pressure
- spiral
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Abstract
The utility model discloses a kind of high pressure external spiral oscillatory type powder feeders, comprising: oscillatory type pedestal；External spiral powder drum is removably set in the top of the oscillatory type pedestal, and the outer wall of the external spiral powder drum is equipped with spiral groove, and inside has hollow cavity；Outer housing is coaxially set on the outside of the external spiral powder drum, and the inner wall of the outer housing and the outer wall of the spiral groove fit closely；Wherein, installation is sealed between the outer housing and the oscillatory type pedestal；Powder drum lid, snap-fit is on the outer housing；Aspirated joint, setting are covered in the powder drum；Meal outlet is arranged in external spiral powder drum bottom, and in being connected to the spiral groove；Powder feeding connector, setting are connected on the outer housing, and with the spiral groove.High pressure external spiral oscillatory type powder feeder provided by the utility model, is able to achieve high pressure powder feed, and cleaning is convenient.
Description
Technical field
The utility model belongs to thermal spraying dust feeder technical field, in particular to a kind of high pressure external spiral oscillatory type powder feeding
Device.
Background technique
For powder feeder as the core component in thermal spray system, it is quantitatively to convey powder to spray gun by technique requirement
The device at end, continuity, uniformity, the stability of powder feeding process directly influence the quality of coating.Due to every kind of thermal spraying
The dusty material that process uses is different, and the demand to powder feeding characteristic is different, therefore the dedicated powder feeder kind of thermal spraying
Class is more, but common powder feeder fundamental type is broadly divided into screw powder feeder based on Mechanics of Machinery principle, based on rotation
It grinds the rotating disc type powder feeder of powder feeding principle, the disk hole formula powder feeder based on porose disc punching press powder feeding principle, sent based on rotation powder wheel
The drum type powder feeder of powder principle.
Common powder feeder has the following disadvantages:
The shortcomings that screw powder feeder are as follows:
1. screw rod easily snaps off.
2. leaning on thread pitch powder feeding, it is desirable that powder sending quantity cannot be too small, therefore can not achieve micro powder feeding, such as powder sending quantity too great Rong
Powder feeder is easily caused to block.
3. screw rod and powder drum inner wall generate mechanical friction, it is easy to have an impact powder pushing precision, screw extruding power is easy broken
Bad powder shape, such as aluminium powder, Ni based powders are easy sintering.
The shortcomings that rotating disc type powder feeder are as follows:
1. the powder for poor fluidity is fallen to go down.
2. amount of powder is added no more than 3Kg in powder drum finite volume every time.
3. sliding block is made of resin material, wear no resistance, it is short using the time after abrasion.
4. being easy to happen bonding for the powder for conveying softer.
5. powder drum is not easily cleaned, there are instantaneous pulsation phenomenon when defeated powder, powder pushing precision room for promotion is small.
The shortcomings that disk hole formula powder feeder are as follows:
1. powder sending quantity is larger, powder conveying is discontinuous.
2. the powder of pair poor fluidity can not convey.
Drum type powder feeder:
Height is required to powder degree of drying, micro- wet powder and superfines are easy blocking powder spoon, make the unstable precision of powder feeding
It reduces.
Utility model content
The purpose of this utility model is the defect for existing common powder feeder, and providing one kind being capable of powder feeding under high pressure
External spiral oscillatory type powder feeder, be capable of the powder of flow behavior difference, powder feeding continuous-stable；Meanwhile external spiral powder drum can
Extraction, and the outside of powder drum is arranged in spiral groove, cleaning is convenient.
Technical solution provided by the utility model are as follows:
A kind of high pressure external spiral oscillatory type powder feeder, comprising:
Oscillatory type pedestal；
External spiral powder drum is removably set in the top of the oscillatory type pedestal, the outer wall of the external spiral powder drum
Equipped with spiral groove, inside has hollow cavity；
Outer housing is coaxially set on the outside of the external spiral powder drum, the inner wall of the outer housing and the spiral groove
Outer wall fit closely；
Wherein, installation is sealed between the outer housing and the oscillatory type pedestal；
Powder drum lid, snap-fit is on the outer housing；
Aspirated joint, setting are covered in the powder drum；
Meal outlet is arranged in external spiral powder drum bottom, and in being connected to the spiral groove；
Powder feeding connector, setting are connected on the outer housing, and with the spiral groove.
Preferably, the spiral groove with the powder feeding fittings at be equipped with arc-shaped mixed powder tank.
Preferably, the inside outer wall of the spiral groove is intilted inclined-plane.
Preferably, it seals and engages between the powder drum lid and the inner wall of the outer housing.
Preferably, the powder drum is covered equipped with observation window.
Preferably, the high pressure external spiral oscillatory type powder feeder further include: add powder cabin, be set to the powder drum and cover
Side, for carrying out powder feeding inside the powder feeder.
Preferably, there is inclination angle between the top end face and horizontal plane of the oscillatory type pedestal.
Preferably, the inclination degree at the inclination angle is 60 °.
Preferably, it is fitted closely at the top of the inner wall of the external spiral powder drum and the oscillatory type pedestal.
The beneficial effects of the utility model are:
1, high pressure external spiral oscillatory type powder feeder provided by the utility model can be realized powder feeding under high pressure, in powder feeder
Portion's operating air pressure can reach 1Mpa；It is good to the powder conveying effect that poor fluidity, intensity is not high.
2, of less demanding to powder size, any particle size powders all can uniformly continuous submitting.
3, powder can accurately be adjusted in the rate of climb of spiral shell rotary lifting slot, to reach accurate by adjusting the amplitude of vibrator
Adjust the purpose of powder sending quantity.
4, there is no external force extruding to powder during powder feeding, destruction will not be generated to powder.
5, powder sending quantity is big, and highest can realize conveying titanium valve 200g/min.
6, powder drum can facilitate extraction, and the outside of powder drum is arranged in spiral groove, unload that powder is convenient, cleaning is convenient.
7, the inclined design of oscillatory type pedestal and dusty material can be made all to be sent into containing the meal outlet that opens up of powder cabin bottom
Spiral groove originates position, and bottom will not overstock residual powder in cylinder.
Detailed description of the invention
Fig. 1 is high pressure external spiral oscillatory type powder feeder general structure schematic diagram described in the utility model.
Fig. 2 is external spiral powder drum structural schematic diagram described in the utility model.
Fig. 3 is oscillatory type schematic diagram of base structure described in the utility model.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
As shown in Figure 1-3, the utility model provides a kind of high pressure external spiral oscillatory type powder feeder, including oscillatory type pedestal
110, power source of the oscillatory type Its lower side connection vibrating disk 113 as the high pressure external spiral oscillatory type powder feeder.
External spiral powder drum 120 is removably set in the top of the oscillatory type pedestal 110, the outer wall of the external spiral powder drum 120
Winding is equipped with spiral groove 121；The inner wall of the external spiral powder drum 120 and the top of the oscillatory type pedestal 110 fit closely；
The peripheral side of the spiral groove 121 is equipped with the outer wall 122 of certain altitude, and the inner edge of the outer wall 122 is an inclined surface, is convenient for
Powder falls into spiral groove 121, will not accumulate on the outer wall.In the present embodiment, it is between the outer edge and inner edge of outer wall 122
Angle be 45 degree.A circular hole 125 is equipped with outside external spiral powder drum 120, for inserting the handle for proposing external spiral powder drum 120.
Outer housing 130, is coaxially set in the outside of the external spiral powder drum 120, and the inner wall of the outer housing 130 and the spiral are recessed
The outer wall 122 of slot 121 fits closely, and the lower end of the outer housing 130 and the oscillatory type pedestal 110 are solid using bolt 112
Fixed connection.The oscillatory type pedestal 110 is sealed between the inner wall of outer housing 130 using O-ring.The outer housing 130
Top is equipped with powder drum lid 131, and O-ring 133 is equipped between powder drum lid 131 and the inner wall of the outer housing 130 and forms sealing.Powder drum
The outer rim of lid 131 is flushed with the outer rim on the top of outer housing 130, and the lower end of powder drum lid is resisted against in external spiral powder drum 120, will be outer
Spiral powder drum 120 is fixed in the powder feeder.
Powder cabin 140 is contained, shape is enclosed by the inner wall of the external spiral powder drum 120 and the top end face 111 of oscillatory type pedestal 110
At；It is in an inclined angle alpha between the top end face 111 and horizontal plane of the oscillatory type pedestal 110, makes the bottom surface for containing powder cabin 140 in one
Inclined-plane, and opened up out at the corresponding external spiral powder drum 120 in bottom (i.e. the lowest point of top end face 111) for containing powder cabin 140
Powder mouth 124, the meal outlet 124 is connected to the starting point of spiral groove 121, and powder is made all to be sent into rising for spiral groove 121
Beginning, bottom will not overstock residual powder in external spiral powder drum 120.In the present embodiment, the inclined angle alpha is set as 60 °.
In the present embodiment, the high pressure external spiral oscillatory type powder feeder further includes adding powder cabin 150, is set to the powder
131 top of cover, described plus powder cabin 150 flour extraction end are connected to the Sheng powder cabin 140；150 upper end of powder cabin is added to be equipped with closing cap
Plate.Aspirated joint 160 is set on the powder drum lid 131, and is connected to the Sheng powder cabin 140, for defeated in powder cabin 140 to containing
It supplies gas body.Add in powder cabin 150 and be passed through gas also by tracheae, the tracheae is equipped with switch.Powder drum lid 131 is equipped with observation window
132, it is fixed on powder drum lid 131 with 4 bolts, observation window is provided with glass 134；Powder drum lid 131 and observation window 132 cooperate
There is O-ring sealing in the groove of face, 132 position of observation window is just it is observed that flow of powder state in cylinder, go out powder situation and powder
Surplus.
Powder feeding connector 170 is arranged in the top of the outer housing 130, and connects with the end of the spiral groove 121
It is logical.Spiral groove 121 is being equipped with arc-shaped mixed powder tank 123, diameter and spiral groove with 170 connectivity part of powder feeding connector
121 groove width is equal, and powder, which rises at mixed powder tank 123, can entirely fall in mixed powder tank 123, and powder is in mixed powder tank 123
When whereabouts, the mixing of gas powder is conducive to the output of powder.Powder feeding connector 170 is made of copper material, and powder feeding connector 170 is connect with shell
Part have it is a bit of it is threaded matched with shell inner bolt hole, the tail portion of powder feeding connector is inserted directly into shell, powder feeding connector 170
By two groove edge O-ring sealings between outer wall and outer housing 130, the front end of powder feeding connector 170 extends to mixed powder tank 123, mixes
Powder tank 123 is identical as powder feeding powder connector internal diameter, and no step goes out powder and guarantees that powder road is unobstructed unobstructed, so that powder is rapidly entered powder feeding and connects
First 170 import.Since the outer wall 122 that the front end of powder feeding connector 170 passes through spiral groove is inserted at mixed powder tank 123, externally
Spiral powder drum 120 plays positioning action.
Add and be provided with control valve on the discharge port of powder cabin 150, adds powder for controlling, setting plus powder cabin 150 continue to Sheng
Powder supply in powder cabin 140, to guarantee uninterrupted continuous work among thermal spraying operation.Float gas flowmeter 161 by tracheae with
Aspirated joint 160 is connected, and keeps air pressure balance in powder drum by pressure reducing valve 162.Frequency-shift keying controller 116 controls vibrating disk
113 amplitude-frequency.Electromagnet 114 is the power source of vibrational disk 113, and vibrating disk 113 is connect with bottom by elastic slice 115.?
In the present embodiment, using aluminium lid formula vibrating disk pedestal, direction of vibration, maximum vibration frequency is adjusted in base diameter 250mm
50Hz, vibrating disk electromagnetic coil generate amplitude up and down according to electromagnetic attraction size at work, make powder in spiral groove 121
The rising of continuous uniform.Float gas flowmeter 161 is 1000L/H, is furnished with gas pressure reducer, and cylinder pressure is adjusted, and is kept
Cylinder pressure is steady.Frequency-shift keying controller 116 uses CUH SDVC31-M frequency-shift keying vibrating controller, maximum input and output
Voltage 260V, frequency range 40-400Hz.Powder sending quantity size is accurately controlled, convenient for operation.
High pressure external spiral oscillatory type powder feeder provided by the utility model adjusts alternating current ginseng by frequency-shift keying controller
Several voltage and frequency, control oscillatory type pedestal (vibrating disk) vibrate up and down frequency, so that accurately control powder is in spiral groove
Interior climbs up rate, to achieve the purpose that accurately control powder sending quantity.Powder feeding throughput is controlled by adjusting suspended body flowmeter
Size adjusts pressure regulator valve and controls gas pressure.Powder feeding gas accesses simultaneously to be contained powder cabin and adds powder cabin, guarantees that air pressure is flat in two storehouses
Weighing apparatus.Sheng powder cabin bottom powder is promoted to concentrate on lower position by vibration when work, powder is opened up from external spiral powder drum lower part
Meal outlet is flowed into naturally in the starting point of spiral groove, is risen in the mixed powder tank of spiral groove end, and gas powder is sufficiently mixed, from
Powder feeding connector is sent out.After spraying, powder drum lid is opened, external spiral powder drum is taken out and remaining residue powder in cylinder is cleaned out,
Convenient disassembly easy to operate.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (9)
1. a kind of high pressure external spiral oscillatory type powder feeder characterized by comprising
Oscillatory type pedestal；
External spiral powder drum, is removably set in the top of the oscillatory type pedestal, and the outer wall of the external spiral powder drum is equipped with
Spiral groove, inside have hollow cavity；
Outer housing is coaxially set on the outside of the external spiral powder drum, and the inner wall of the outer housing is outer with the spiral groove
Wall fits closely；
Wherein, installation is sealed between the outer housing and the oscillatory type pedestal；
Powder drum lid, snap-fit is on the outer housing；
Aspirated joint, setting are covered in the powder drum；
Meal outlet is arranged in external spiral powder drum bottom, and in being connected to the spiral groove；
Powder feeding connector, setting are connected on the outer housing, and with the spiral groove.
2. high pressure external spiral oscillatory type powder feeder according to claim 1, which is characterized in that the spiral groove with institute
It states and is equipped with arc-shaped mixed powder tank at powder feeding fittings.
3. high pressure external spiral oscillatory type powder feeder according to claim 2, which is characterized in that the outer wall of the spiral groove
Inside is intilted inclined-plane.
4. high pressure external spiral oscillatory type powder feeder according to claim 1, which is characterized in that the powder drum lid and described outer
Engaging is sealed between the inner wall of shell.
5. high pressure external spiral oscillatory type powder feeder according to claim 4, which is characterized in that the powder drum is covered to be equipped with and be seen
Examine window.
6. high pressure external spiral oscillatory type powder feeder according to claim 1 or 5, which is characterized in that further include: add powder cabin,
It is set to the powder drum side of covering, for carrying out powder feeding inside the powder feeder.
7. high pressure external spiral oscillatory type powder feeder according to claim 6, which is characterized in that the top of the oscillatory type pedestal
There is inclination angle between end face and horizontal plane.
8. high pressure external spiral oscillatory type powder feeder according to claim 7, which is characterized in that the gradient at the inclination angle
Number is 60 °.
9. high pressure external spiral oscillatory type powder feeder according to claim 8, which is characterized in that the external spiral powder drum it is interior
It is fitted closely at the top of wall and the oscillatory type pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820707063.4U CN208199590U (en) | 2018-05-14 | 2018-05-14 | A kind of high pressure external spiral oscillatory type powder feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820707063.4U CN208199590U (en) | 2018-05-14 | 2018-05-14 | A kind of high pressure external spiral oscillatory type powder feeder |
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| Publication Number | Publication Date |
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| CN208199590U true CN208199590U (en) | 2018-12-07 |
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| CN201820707063.4U Active CN208199590U (en) | 2018-05-14 | 2018-05-14 | A kind of high pressure external spiral oscillatory type powder feeder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620058A (en) * | 2021-08-13 | 2021-11-09 | 漳州迈邦自动化设备有限公司 | Inner powder machine |
-
2018
- 2018-05-14 CN CN201820707063.4U patent/CN208199590U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620058A (en) * | 2021-08-13 | 2021-11-09 | 漳州迈邦自动化设备有限公司 | Inner powder machine |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 721000, Shaanxi Province, Weibin District, Baoji province Gao Zhen Zhen Village two groups Patentee after: BAOJI XINFUQUAN MACHINERY TECHNOLOGY Co.,Ltd. Address before: 721008 Shaanxi Province, Weibin City, the town of the town of the tower of a small village of the group of two Patentee before: BAOJI XINFUQUAN MACHINERY TECHNOLOGY DEVELOPMENT Co.,Ltd. |