CN208632616U - Mobile ultrasonic device - Google Patents
Mobile ultrasonic device Download PDFInfo
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- CN208632616U CN208632616U CN201821076664.6U CN201821076664U CN208632616U CN 208632616 U CN208632616 U CN 208632616U CN 201821076664 U CN201821076664 U CN 201821076664U CN 208632616 U CN208632616 U CN 208632616U
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- mobile
- pedestal
- ultrasonic
- mobile bracket
- bracket
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model embodiment is related to a kind of mobile ultrasonic device, it includes pedestal, mobile bracket, supersonic generator, supersonic generator is set on pedestal, pedestal is provided with multiple idler wheels, pedestal is flexibly connected with mobile bracket, fixation hole is offered on mobile bracket, supersonic generator includes and the fixed matched ultrasonic probe of hole shape, ultrasonic probe and supersonic generator are electrically connected, ultrasonic probe insertion fixation hole is simultaneously hung over the ground, and mobile bracket is lower mobile to change ultrasonic probe at a distance from ground in the height direction.Mobile ultrasonic device provided by the embodiment of the utility model, ultrasonic probe is mountable on mobile bracket, mobile bracket can be moved up and down along the short transverse of pedestal, when use, mobile ultrasonic device can be moved into anywhere, adjusting mobile bracket up and down acts on ultrasonic probe in molten metal, this mobile ultrasonic device it is easy for installation, use safe, mobility strong.
Description
Technical field
The utility model relates to technical field of metallurgical equipment more particularly to a kind of mobile ultrasonic devices.
Background technique
With the continuous deepening of research, it has been found that clean molten metal is the key point for guaranteeing alloy product quality.
In carrying out aluminium and aluminum alloy melt casting production process, degasification usually is carried out to molten aluminum using ultrasonic wave, it is intended to reduce hydrogen in molten aluminum
The content of gas improves the product quality of molten aluminum casting.Using the unique cavitation of ultrasonic wave, when ultrasonic wave acts on molten aluminum
When, there is tensile stress and forms negative pressure in the part in molten aluminum, and the reduction of pressure makes the gas (such as hydrogen) being dissolved in molten aluminum originally
It is converted into hypersaturated state, the gas of hypersaturated state can escape from molten aluminum, become minute bubbles one by one, thus complete molten aluminum
Degassing procedure.
Equally, ultrasonic technology is also used in the process of setting of aluminium and aluminum alloy melt casting.When ultrasonic wave act on aluminium and
When the solidified structure of aluminum alloy melt casting, solidified structure will become uniform tiny equiax crystal from coarse column crystal, cast simultaneously
The gross segregation of ingot and microsegregation are also improved.
In prior art, it is often used ultrasonic equipment and molten metal is handled.Ultrasonic equipment is fixedly mounted on
On the frame of certain altitude, when needing to carry out degassing procedure to molten metal, first molten metal is moved to below ultrasonic equipment,
Decline ultrasonic equipment again to predetermined altitude.This mounting structure is limited to installation environment, when molten metal not can be carried out mobile,
It cannot then use.In addition, the exposed ultrasonic equipment in part can be damaged by molten metal when ultrasonic equipment drops to predetermined altitude
It is bad.Meanwhile the installation trouble of ultrasonic equipment, it is not easy to the maintenance and replacement of ultrasonic equipment.
Summary of the invention
In view of the deficiencies of the prior art, the utility model aim is to provide one kind and produced applied to aluminium and aluminum alloy melt casting
Journey, it is easy for installation, use safe, mobility strong mobile ultrasonic device.
In order to solve the above technical problems, the utility model embodiment provides a kind of mobile ultrasonic device comprising base
Seat, mobile bracket, ultrasonic wave host and ultrasonic probe, the pedestal lower section are provided with multiple idler wheels, the ultrasonic wave host
It is arranged on the pedestal, the mobile bracket is flexibly connected with the pedestal along short transverse, the ultrasonic probe and institute
The connection of ultrasonic wave host is stated, the ultrasonic probe is mounted on the mobile bracket, extends downwardly and hang over the ground.
Preferably, the slide track component extended along short transverse is provided between the mobile bracket and the pedestal, it is described
Slide track component includes sliding rail and the sliding slot that matches with sliding rail, and the sliding rail and the mobile bracket and the pedestal are wherein
One of be connected, sliding slot correspondence is connected with the mobile bracket and the wherein another of the pedestal.
It preferably, further include driving device, the driving device is connect with the mobile bracket and pedestal, the driving
Device drives the mobile bracket relative to the pedestal lower movement in the height direction.
Preferably, the driving device includes screw rod and driving motor, and the driving motor is connect with the screw rod, described
Screw rod is connect with the mobile bracket and pedestal, and the driving motor drives the screw rod rotation to drive the mobile bracket edge
Short transverse moves up and down.
Preferably, the mobile bracket further includes that bottom plate, supporting plate and two rims, the supporting plate are fixed on the bottom plate and lean on
One end of the nearly pedestal, and upwardly extended from the bottom plate, described two rims are separately connected the opposite sides of the bottom plate
Side, and upwardly extend, and connect with two sides of the supporting plate, the ultrasonic probe is mounted on the bottom plate.
Preferably, heat-insulated fixed plate is provided on the mobile bracket, the ultrasonic probe is mounted on described heat-insulated solid
Above fixed board, and passes through the heat-insulated fixed plate and extend downwardly；Or
The mobile bracket is made of heat-barrier material.
Preferably, the pedestal is equipped with scale along short transverse.
Preferably, it is provided with fixation hole on the mobile bracket, the ultrasonic probe passes through the fixation hole to downward
It stretches, the length ratio of the distance of the fixation hole to the pedestal and the mobile bracket is 0.55-0.9:1.
Preferably, the pedestal includes substrate and vertical plate, and the vertical plate is fixed on the substrate close to the mobile bracket
One end, and upwardly extended from the substrate, multiple idler wheels be provided with below the substrate, the ultrasonic wave host is arranged in institute
It states on substrate, multiple slide track components is provided between the vertical plate and the mobile bracket.
Preferably, one of the sliding rail and the sliding slot are arranged on the vertical plate, the sliding rail and the cunning
The wherein another of slot is arranged at intervals on described move on bracket along short transverse.
Mobile ultrasonic device provided by the embodiment of the utility model, ultrasonic probe is mountable on mobile bracket,
Mobile bracket can be moved up and down along the short transverse of pedestal, in use, mobile ultrasonic device can be moved into anywhere, on
The mobile bracket of lower adjustment acts on ultrasonic probe in molten metal, and compared to other ultrasonic equipments, the utility model is real
Apply example offer mobile ultrasonic device it is easy for installation, using safe, mobility strong.
Detailed description of the invention
It is more particularly described by the preferred embodiment in the utility model shown in the drawings, the above and other mesh of the utility model
, feature and advantage will become more fully apparent.Identical appended drawing reference indicates identical part in all the attached drawings, and does not carve
Meaning draws attached drawing by actual size equal proportion scaling, it is preferred that emphasis is shows this purport.
Fig. 1 is the structural schematic diagram of mobile ultrasonic device provided by the embodiment of the utility model.
Fig. 2 is the schematic diagram that mobile ultrasonic device provided by the embodiment of the utility model moves up and down.
Fig. 3 is the top view of Fig. 1.
The structural schematic diagram of mobile bracket in Fig. 4 Fig. 1.
Specific embodiment
For the ease of understanding the utility model, below with reference to relevant drawings to being originally described more fully.
It should be noted that it can be directly to separately when an element is considered as " connection " another element
One element and it is in combination be integrated, or may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein and the technology people for belonging to the art
The normally understood meaning of member is identical.Term used in book described herein is intended merely to the mesh of description specific embodiment
, it is not intended that in limitation the utility model.
Please refer to figs. 1 to 4, and the utility model embodiment provides a kind of mobile ultrasonic device, can be applied to manufacture
Aluminium and aluminum alloy melt casting process, especially to the processing of its molten metal, the processing of metal or alloy process of setting.The mobile ultrasonic
Device includes pedestal 1, mobile bracket 2, ultrasonic wave host 30, ultrasonic probe 31, ultrasonic probe 31 can be used electric wire 34 with
Ultrasonic wave host 30 is electrically connected, and electric wire 34 can be laid on mobile bracket 2, avoids the high temperature pair of the lower molten metal of mobile bracket 2
Electric wire 34 damages.Ultrasonic wave host 30 may be disposed on pedestal 1.Pedestal 1 substantially be in " L " structure, the vertical edge of " L " structure with
Mobile bracket 2 is flexibly connected along short transverse, and the length direction of the vertical edge is represented by the height side of mobile ultrasonic device
To；The horizontal edge lower end of " L " structure is provided with multiple idler wheels 11, and idler wheel 11 can be universal wheel, and idler wheel 11 is mountable under pedestal 1
The inner or outer side of side, band moving base 1 is moved when idler wheel 11 rotates.
Ultrasonic probe 31 is mountable on mobile bracket 2, and ultrasonic probe 31 is extended downwardly and hung over the ground.When
When carrying out molten metal processing using mobile ultrasonic device, can first mobile foundation 1 to predetermined position, according to treatment process need
It wants, the height of lower mobile bracket 2 is in the height direction to change ultrasonic probe 31 at a distance from metal bath surface.
Fig. 1 to Fig. 3 is please referred to, for the ease of the height adjustment of mobile bracket 2, is provided between mobile bracket 2 and pedestal 1
The slide track component 4 extended along short transverse, 41 carriage 4 of sliding rail include sliding rail 41 and the sliding slot matched with sliding rail 41
42, sliding rail 41 is connected with one of pedestal 1 and mobile bracket 2, and the correspondence of sliding slot 42 and pedestal 1 and mobile bracket 2 are wherein
It is another to be connected.In the present embodiment, sliding rail 41 is connect with the vertical edge of pedestal 1, and sliding slot 42 corresponds to mobile bracket 2 and connects.At it
In his embodiment, sliding rail 41 can also be connect with mobile bracket 2, and sliding slot 42 is connected corresponding to pedestal 1.
In order to enhance the sliding intensity of sliding rail 41 Yu sliding slot 42, prevent sliding slot 42 or sliding rail 41 in sliding run-off the straight or
It overturns, sliding rail 41 may be configured as upper end in arc-shaped, the combined shaped of the trapezoidal shape in lower end, be similar to keyhole shape.Sliding slot
42 correspondences match with 41 shape of sliding rail, and sliding slot 42 can be in the sliding slot 42 of " C " shape for opening.When mobile bracket 2 and 1 phase of pedestal
It when to sliding, is mutually firmly grasped between sliding slot 42 and sliding rail 41, prevents mobile bracket 2 from falling out outside pedestal 1.In preferred embodiment
In, the ratio between full-size of size and sliding slot 42 that sliding slot 42 is open can be 0.3-0.4:1, i.e. the full-size of sliding slot 42 is 3
Centimetre when, sliding slot 42 be open size correspond to 0.9 centimetre to 1.2 centimetres.It should be noted that the full-size of sliding slot 42 is
The maximum linear distance of two-end-point in " C " shape, the linear distance at the opening of size sliding slot 42 both ends that sliding slot 42 is open.
Mobile ultrasonic device further includes driving device (not shown), and driving device can be with mobile bracket and pedestal
Connection, for driving mobile bracket relative to pedestal lower movement in the height direction.In general embodiments, driving device includes
Screw rod 5 and driving motor (not shown), driving motor are connected with screw rod 5.The setting of screw rod 5 pedestal 1 and mobile bracket 2 it
Between, screw rod 5 connect with mobile bracket 2 and pedestal 1, and driving motor driving screw rod 5 is rotated to drive mobile bracket 2 along short transverse
It moves up and down.When pending object is placed in ground, pedestal 1 is moved to predetermined position, and starting driving motor drives 5 turns of screw rod
Dynamic elongation can drive mobile bracket 2 to move up along short transverse, and ultrasonic probe 31, which also follows, to move up；Starting driving electricity
The machine driving rotation of screw rod 5, which is shunk, can drive mobile bracket 2 to move down along short transverse, and ultrasonic probe 31 is also followed to moving down
It is dynamic.In other embodiments, can also manual rotary screw rod 5 elongation or contraction come change the moving direction of ultrasonic probe 31 with
Distance.
Please refer to figs. 1 to 4, and in order to enhance the stability of mobile bracket 2, mobile bracket 2 further includes bottom plate 20, supporting plate 21
With two rims 22, bottom plate 20, supporting plate 21, rim 22 be may be integrally formed.Supporting plate 21 can be fixed on the base plate 20 close to pedestal 1
One end, and upwardly extended from bottom plate 20.Supporting plate 21 can be perpendicular to bottom plate 20.Two rims 22 are separately connected opposite the two of bottom plate 20
Side, and upwardly extend, and connect with two sides of supporting plate 21.Ultrasonic probe 31 is mountable on the base plate 20.General
In embodiment, bottom plate 20 can offer fixation hole 201, and fixation hole 201 can be round hole.The shape of ultrasonic probe 31 can with it is solid
Determine 21 shape of hole to match, i.e., ultrasonic probe 31 can be cylindrical shape.Columned ultrasonic probe 31 can be inserted into fixation hole
It, can be relatively fixed in fixation hole 21 using the weight of ultrasonic probe 31 itself in 21.In other embodiments, ultrasonic wave is visited
First 31 could be secured on the side of bottom plate 20.
Fig. 3 and Fig. 4 are please referred to, in order to extend the service life of ultrasonic probe 31, prevents the ultrasound of high temperature damage part
Wave probe 31, this is partially illustrated part of the ultrasonic probe 31 not covered with high temperature protection.Mobile ultrasonic device further includes
Heat-insulated fixed plate 6, ultrasonic probe 31 are mounted on the top of heat-insulated fixed plate 6, and pass through heat-insulated fixed plate 6 and extend downwardly.Every
Thermosetting fixed board 6 can completely cut off high temperature, prevent high-temperature gas from damaging to the ultrasonic probe 31 for being located at heat-insulated 6 top of fixed plate.
In other embodiments, mobile bracket 2 can also be made of heat-barrier material.Mobile bracket 2 made of heat-barrier material
It can prevent high-temperature gas from damaging to the ultrasonic probe 31 for being located at 20 top of bottom plate.
31 excessive descent of ultrasonic probe touches wall and damages ultrasonic probe 31 in order to prevent, and pedestal 1 is equipped with to sentence
Offset moves the distance between bracket 2 and 1 top of pedestal value, as being equipped with scale, the top of 1 vertical edge of pedestal along short transverse on pedestal 1
End can be 0 scale, successively measure downwards along its length from vertical edge top, 1,2,3 ...
Referring to FIG. 3, fixation hole 21 to the distance of pedestal 1 and the length ratio of mobile bracket 2 is 0.55-0.9:1, movement
The length of bracket 2 can be 50 centimetres, and the distance of fixation hole 21 to pedestal 1 can correspond to 27.5 centimetres to 45 centimetres.
Fig. 1 and Fig. 2 are please referred to, pedestal 1 may include substrate 12 and vertical plate 13, and vertical plate 13 can be fixed on substrate 12 close to mobile
One end of bracket 2, vertical plate 13 can be upwardly extended from substrate.Vertical plate 13 can be vertically connected on substrate 12 to form L shape structure.
Substrate 12 can be positioned below multiple idler wheels 11.Ultrasonic wave host is mountable on the substrate 12.Vertical plate 13 and mobile bracket 2 it
Between may be provided with multiple slide track components 4.
Fig. 1 to Fig. 3 is please referred to, in order to enhance the stability that mobile bracket 2 is connect with pedestal 1, sliding rail 41 and sliding slot 42
One of them is arranged on pedestal 1, and sliding rail 41 and the wherein another of sliding slot 42 can be arranged at intervals on supporting plate 21 along short transverse.
In the present embodiment, sliding rail 41 is arranged on the vertical plate 13 of pedestal 1, and two correspondences of sliding slot 42 are arranged at intervals on supporting plate 21.Support
Settable two corresponding sliding slots 42 of the plane of plate 21.On the one hand spaced sliding slot 42 can reduce sliding slot 42 and sliding rail 41
Friction, improves sliding slot 42 and sliding rail 41 slides fluency, on the other hand can reduce the making material of sliding slot 42, reduce the cost.
In a preferred embodiment, in order to improve the cavitation of ultrasonic wave host 30, ultrasonic wave host 30 further includes ultrasound
Wave transducer 32, the ultrasonic variable amplitude bar 33 being electrically connected with ultrasonic transducer 32, ultrasonic wave host 30 and ultrasonic wave transducer
Device 32 is electrically connected, and ultrasonic variable amplitude bar 33 and ultrasonic probe 31 are electrically connected.
Alternating current can be converted to the corresponding high-frequency alternating current of ultrasonic transducer 32 to drive ultrasonic wave by ultrasonic wave host 30
Energy converter 32 works.Ultrasonic wave host 30 generates the signal of a specific frequency, this signal can be sinusoidal signal,
It can be pulse signal, this specific frequency corresponds to the frequency of energy converter work.
After matching specific frequency, it is (i.e. ultrasonic that the electrical power of input can be converted into mechanical output by ultrasonic transducer 32
Wave) it passes again.
Ultrasonic variable amplitude bar 33 is an important component part in ultrasonic vibration system, can cooperate ultrasonic transducer
32 change ultrasonic activation amplitude.In vibrational system, ultrasonic variable amplitude bar 33 can be the particle displacement or speed of mechanical oscillation
Amplify, and ultrasonic energy is concentrated on lesser area, is i.e. cumulative.Ultrasonic variable amplitude bar 33 connects ultrasonic transducer
32, the amplitude (usually increasing) of changeable ultrasonic transducer 32 improves vibration velocity ratio, improves efficiency, improve mechanical quality because
Number reinforces heat resistance, expands adaptive temperature range, extends the service life of ultrasonic transducer 32.
Ultrasonic probe 31 can emit and receive ultrasonic wave.
Mobile ultrasonic device provided by the embodiment of the utility model, ultrasonic probe is mountable on mobile bracket,
Mobile bracket can be moved up and down along the short transverse of pedestal, in use, mobile ultrasonic device can be moved into anywhere, on
The mobile bracket of lower adjustment acts on ultrasonic probe in molten metal, and compared to other ultrasonic equipments, the utility model is real
Apply example offer mobile ultrasonic device it is easy for installation, using safe, mobility strong.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of utility model above described embodiment only expresses, the description thereof is more specific and detailed, but
It cannot be understood as the limitations to utility model patent range.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection scope of utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of mobile ultrasonic device, which is characterized in that visited including pedestal, mobile bracket, ultrasonic wave host and ultrasonic wave
Head, the pedestal lower section are provided with multiple idler wheels, and the ultrasonic wave host is arranged on the pedestal, the mobile bracket and institute
It states pedestal to be flexibly connected along short transverse, the ultrasonic probe is connect with the ultrasonic wave host, the ultrasonic probe peace
On the mobile bracket, extends downwardly and hang over the ground.
2. mobile ultrasonic device according to claim 1, which is characterized in that the mobile bracket and the pedestal it
Between be provided with the slide track component extended along short transverse, the slide track component includes sliding rail and the sliding slot that matches with sliding rail,
One of the sliding rail and the mobile bracket and described pedestal are connected, and the sliding slot is corresponding with the mobile bracket and institute
The wherein another of pedestal is stated to be connected.
3. mobile ultrasonic device according to claim 1 or 2, which is characterized in that it further include driving device, the drive
Dynamic device is connect with the mobile bracket and pedestal, and the driving device drives the mobile bracket relative to the pedestal along high
Degree direction moves up and down.
4. mobile ultrasonic device according to claim 3, which is characterized in that the driving device includes screw rod and drive
Dynamic motor, the driving motor are connect with the screw rod, and the screw rod is connect with the mobile bracket and pedestal, the driving electricity
Machine drives the screw rod rotation to drive the mobile bracket lower movement in the height direction.
5. mobile ultrasonic device according to claim 1, which is characterized in that the mobile bracket further include bottom plate,
Supporting plate and two rims, the supporting plate are fixed on the bottom plate close to one end of the pedestal, and upwardly extend from the bottom plate,
Described two rims are separately connected the opposite sides side of the bottom plate, and upwardly extend, and connect with two sides of the supporting plate
It connects, the ultrasonic probe is mounted on the bottom plate.
6. mobile ultrasonic device according to claim 1, which is characterized in that be provided on the mobile bracket heat-insulated
Fixed plate, the ultrasonic probe are mounted on above the heat-insulated fixed plate, and are passed through the heat-insulated fixed plate and extended downwardly；Or
Person
The mobile bracket is made of heat-barrier material.
7. mobile ultrasonic device according to claim 1, which is characterized in that the pedestal is equipped with along short transverse and carves
Degree.
8. mobile ultrasonic device according to claim 1, which is characterized in that be provided with fixation on the mobile bracket
Hole, the ultrasonic probe pass through the fixation hole and extend downwardly, the distance and the movement of the fixation hole to the pedestal
The length ratio of bracket is 0.55-0.9:1.
9. mobile ultrasonic device according to claim 2, which is characterized in that the mobile bracket includes substrate and stands
Plate, the vertical plate are fixed on the substrate and upwardly extend close to one end of the mobile bracket, and from the substrate, the substrate
Lower section is provided with multiple idler wheels, and the ultrasonic wave host is arranged on the substrate, between the vertical plate and the mobile bracket
It is provided with multiple slide track components.
10. mobile ultrasonic device according to claim 9, which is characterized in that its of the sliding rail and the sliding slot
One of be arranged on the vertical plate, the sliding rail and the wherein another of the sliding slot are arranged at intervals on the shifting along short transverse
On dynamic bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821076664.6U CN208632616U (en) | 2018-07-06 | 2018-07-06 | Mobile ultrasonic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821076664.6U CN208632616U (en) | 2018-07-06 | 2018-07-06 | Mobile ultrasonic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208632616U true CN208632616U (en) | 2019-03-22 |
Family
ID=65736858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821076664.6U Active CN208632616U (en) | 2018-07-06 | 2018-07-06 | Mobile ultrasonic device |
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| Country | Link |
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| CN (1) | CN208632616U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216250A (en) * | 2019-07-19 | 2019-09-10 | 东北大学 | The ultrasonic magnesium alloy semi-continuous casting device of a kind of group of frequency and method |
| CN112620614A (en) * | 2021-01-08 | 2021-04-09 | 浙江铂动工贸有限公司 | Wheel hub casting equipment with defoaming function |
| CN112974767A (en) * | 2019-12-18 | 2021-06-18 | 财团法人金属工业研究发展中心 | Degassing device |
-
2018
- 2018-07-06 CN CN201821076664.6U patent/CN208632616U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216250A (en) * | 2019-07-19 | 2019-09-10 | 东北大学 | The ultrasonic magnesium alloy semi-continuous casting device of a kind of group of frequency and method |
| CN110216250B (en) * | 2019-07-19 | 2021-02-26 | 东北大学 | Frequency-combination ultrasonic magnesium alloy semi-continuous casting device and method |
| CN112974767A (en) * | 2019-12-18 | 2021-06-18 | 财团法人金属工业研究发展中心 | Degassing device |
| CN112620614A (en) * | 2021-01-08 | 2021-04-09 | 浙江铂动工贸有限公司 | Wheel hub casting equipment with defoaming function |
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