CN108127100A - A kind of visual detection device of air injection machine compression system - Google Patents
A kind of visual detection device of air injection machine compression system Download PDFInfo
- Publication number
- CN108127100A CN108127100A CN201810027615.1A CN201810027615A CN108127100A CN 108127100 A CN108127100 A CN 108127100A CN 201810027615 A CN201810027615 A CN 201810027615A CN 108127100 A CN108127100 A CN 108127100A
- Authority
- CN
- China
- Prior art keywords
- footstock
- middle base
- pedestal
- device body
- stalk
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/08—Controlling, supervising, e.g. for safety reasons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
Abstract
The invention discloses a kind of visual detection device of air injection machine compression system, the device body including tubulose, the measuring scale for the aluminium alloy height in the centre bore of measuring device ontology, the stent mounted on device body top surface and reflective mirror rack-mount and that reflection angle can be adjusted；Described device this physical efficiency is mounted on the stalk upper end of casting machine and its centre bore can be connected with stalk, by the reflective mirror it is observed that aluminium alloy situation in the centre bore of device body and in stalk.The height of alloy liquid level under some pressure state can be observed using the detection device, accurately obtains the pressure value needed for expected liquid level, and judges that stalk whether there is leakage problem.
Description
Technical field
The invention belongs to low pressure casting fields, and in particular to a kind of Visual retrieval dress of air injection machine compression system
It puts.
Background technology
Low pressure casting production process is a totally enclosed process, and operating personnel can not be seen on the aluminium alloy of press belt
The process of liter, it is even more impossible to determine correspondence accurate between moulding pressure and liquid level.During usual technological design, moulding pressure
It is determining be according to liquid pressure calculate method（P=ρgh）Calculating acquisition is carried out, since the liquid-tight degree of high temperature alloy has certain miss
Difference, mobility also have certain influence, therefore when carrying out technological design according to the pressure that formula calculates, and obtained practical liquid level is high
Degree is always less than expection, it may appear that the filling of casting top is discontented, and pressure value determines extremely difficult when filling type technique using segmented.Separately
Outside, when equipment current check is safeguarded, the micro-crack that stalk has just generated is difficult to find, if stalk just produces in production process
There is slight gas leakage in raw micro-crack, then gas can form stomata after entering aluminium alloy in cast-internal, and casting will fill type
Bad, investigating reason at this time will become complicated, be affected to continuous production.
Invention content
The object of the present invention is to provide a kind of visual detection device of air injection machine compression system, to observe some pressure
The height of alloy liquid level under power state accurately obtains the pressure value needed for expected liquid level, and judges whether stalk is deposited
In leakage problem.
The visual detection device of air injection machine compression system of the present invention, the device body including tubulose are used
Measuring scale in the aluminium alloy height in the centre bore of measuring device ontology, mounted on device body top surface stent and be mounted on
On stent and the reflective mirror of reflection angle can be adjusted；Described device this physical efficiency be mounted on the stalk upper end of casting machine and its（I.e.
Measuring device ontology）Centre bore can be connected with stalk, by the reflective mirror it is observed that in the centre bore of device body
And the aluminium alloy situation in stalk.
Described device ontology by ceramic tube, the electric heater being wound on outside ceramic tube, be coated on outside ceramic tube and electric heater
Refractory material layer and the housing that is coated on outside refractory material layer form, be provided with the wiring being connect with electric heater on housing
Box.
Described device body top surface is placed with the head cover for the centre bore that can cover device body, and the upper surface of head cover is provided with
Handle can pick and place head cover more convenient by handle.
The aluminium wire that the measuring scale has setting length for one section, the measurement part of the aluminium wire are located at the center of device body
In hole and lower end is flushed with the lower end of the centre bore of device body, and the coupling part of the aluminium wire is located at the centre bore of device body
Outside.
Described device ontology is using segmentation structure, the footstock including pedestal and above pedestal, the pedestal
Pedestal connecting lugs there are two side wall lower edge is provided with ring flange, side wall top edge is symmetrical arranged, the lower face of the pedestal
The matched pedestal pit in upper surface of a circle and the stalk is provided with, the upper surface of the pedestal is provided with a circle pedestal
Boss, the side wall lower edge of the footstock are symmetrical arranged there are two connecting lugs under footstock, and the lower face of the footstock is provided with
One circle can be mounted on the upper surface of footstock close to edge, institute with the matched footstock pit of the base boss, the stent
Head cover is stated to be placed in the middle part of the upper surface of footstock.
Described device ontology further includes at least one middle base between pedestal and footstock, the side of the middle base
Wall top edge, which is symmetrical arranged, is symmetrical arranged that there are two branch is connected under middle base there are two connecting lugs, side wall lower edge in middle base
Ear, the lower face of the middle base is provided with a circle can be with the matched middle base pit of the base boss, the middle base
Upper surface be provided with a circle can be with the matched middle base boss of the footstock pit；The middle base is placed on pedestal,
Base boss is located in middle base pit and the first gasket of midfeather, connecting lugs and pedestal connecting lugs pair under middle base
Fastening should and be bolted；The footstock is placed in middle base, and middle base boss is located in footstock pit and midfeather
Second gasket, connecting lugs are corresponding with connecting lugs in middle base under footstock and fastening is bolted.Middle base can be with
Installation one, can also install multiple, carry out the height of adjusting apparatus ontology by adjusting the number of middle base, can realize difference
The demand of pressure detecting.
The pedestal, middle base, footstock all by ceramic tube, the electric heater being wound on outside ceramic tube, be coated on ceramic tube and
Refractory material layer outside electric heater is formed with the housing being coated on outside refractory material layer, is provided on housing and electric heater connects
The terminal box connect.
The side wall top edge of the footstock is symmetrical arranged there are two connecting lugs on footstock, and the coupling part of the aluminium wire twines
It is wound on one of footstock in connecting lugs.
During detection, above device ontology is mounted on the stalk upper end of casting machine, is spaced between device body and stalk
Sealing ring, the centre bore of measuring device ontology are connected with stalk.
The present invention has the following effects that：
（1）In pressure process, by reflective mirror just it is observed that alloy in the centre bore of device body and in stalk
Liquid
The process of rising can also observe the height of liquid level and the stability of liquid level under some pressure state, be surveyed through measuring scale
After amount, the pressure value needed for expected liquid level can be accurately obtained.
（2）Liquid level can be observed under arbitrary pressure state, assess the liter liquid energy power of air injection machine.
（3）When whether daily maintenance detection stalk damaged, whether can there is bubble to emerge according to liquid level to determine whether
There are gas leakage；If there is gas leakage, then may determine whether by way of slowly reducing pressure and liquid level is made slowly to decline to rise
Liquid pipe gas leakage, so as to can determine that stalk with the presence or absence of micro-crack, is avoided in follow-up casting process and made due to stalk gas leakage
Into Filling Processes of Castings it is bad the problem of occur, reduce casting cost.
（4）It, can be quick using above-mentioned detection device in process of production in the event of the discontented situation of casting filling
Identify whether as caused by stalk gas leakage.
（5）Above-mentioned detection device is simple in structure, can be detected mounted on the stalk upper end of casting machine, operation side
Just.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the half-section diagram of the present invention.
Fig. 3 is the structure diagram of the pedestal in the present invention.
Fig. 4 is the structure diagram of the middle base in the present invention.
Fig. 5 is the structure diagram of the footstock in the present invention.
Fig. 6 is the installation condition schematic diagram when present invention uses.
Specific embodiment
It elaborates below in conjunction with the accompanying drawings to the present invention.
The visual detection device of air injection machine compression system as shown in Figures 1 to 6, the device body including tubulose
1st, stent 2, for the measuring scale of the aluminium alloy height in the centre bore of measuring device ontology 1 and on stent 2 and can adjust
The reflective mirror 3 of whole reflection angle.
Device body 1 uses segmentation structure, middle base 5 including pedestal 4, on pedestal 4 and mounted on centre
Footstock 6 on seat 5；The side wall lower edge of pedestal 4 is provided with ring flange 41, there are two the side wall top edge of pedestal 4 is symmetrical arranged
Pedestal connecting lugs 42, the lower face of pedestal 4 are provided with the matched pedestal pit 43 in upper surface of a circle and stalk 10, bottom
The upper surface of seat 4 is provided with a circle base boss 44；The side wall top edge of middle base 5 is symmetrical arranged that there are two connect in middle base
Journal stirrup 51, the side wall lower edge of middle base 5 are symmetrical arranged there are two connecting lugs 52 under middle base, and the lower face of middle base 5 is set
Being equipped with a circle can be with 44 matched middle base pit 53 of base boss, and it is convex that the upper surface of middle base 5 is provided with a circle middle base
Platform 54；The side wall top edge of footstock 6 is symmetrical arranged there are two connecting lugs 61 on footstock, and the side wall lower edge of footstock 6 is symmetrically set
Connecting lugs 62 under footstock there are two putting, the upper surface of footstock 6 is smooth plane, and the lower face of footstock 6 is provided with a circle energy
With 54 matched footstock pit 63 of middle base boss；Middle base 5 is placed on pedestal 4, and it is recessed that base boss 44 is located at middle base
In hole 53 and the first gaskets of midfeather 7, connecting lugs 52 are corresponding with pedestal connecting lugs 42 under middle base and pass through bolt
Connection fastening；Footstock 6 is placed in middle base 5, and middle base boss 54 is located in footstock pit 63 and the second gasket of midfeather
8, connecting lugs 62 are corresponding with connecting lugs in middle base 51 under footstock and fastening is bolted.
The head cover 9 for the centre bore that can cover device body 1 is placed in the middle part of the upper surface of footstock 6, the upper surface of head cover 9 is set
Handle 91 is equipped with, head cover 9 is made of head cover shell 93 and the refractory material block 92 being filled in head cover shell 93, and stent 2 is installed
In the upper surface of footstock 6 close to edge.
Pedestal 4, middle base 5, footstock 6 all by ceramic tube 11, the electric heater being wound on outside ceramic tube 11 12, be coated on ceramics
Refractory material layer 13 outside pipe 11 and electric heater 12 is formed with the housing 14 being coated on outside refractory material layer 13, is set on housing 14
It is equipped with the terminal box 15 being connect with electric heater 12.
The aluminium wire 20 that measuring scale has setting length for one section, the measurement part of the aluminium wire 20 are located in device body 1
In heart hole（I.e. in ceramic tube 11）And lower end is flushed with the lower end of the centre bore of device body 1（It is located at the center of device body
The length of aluminium wire in hole is equal with the height of centre bore）, the coupling part of the aluminium wire 20, which is wrapped on one of footstock, to be connected
It connects on journal stirrup 61.
Before use, according to the pressure of required test, the number of middle base 5 is selected（The number of middle base 5 in the present embodiment
It is one）, 10 upper end of stalk of casting machine 30 is placed on after being completed, sealing ring is placed between pedestal 4 and stalk 10
40, pedestal 4, middle base 5, footstock 6 ceramic tube 11 connected with stalk 10, the ring flange 41 of pedestal 4 is pressed on by briquetting 31
10 upper end of stalk, briquetting 31 are bolted on lower mold mounting plate 32, and terminal box 15 connects external power supply, electric heater
12 heat to ceramic tube 11, to ensure that aluminium alloy keeps liquid for a long time in ceramic tube 11.
When rising situation for observing pressure process liquid level, after required temperature is heated to, head cover 9, casting machine 30 are opened
Start to pressurize according to preset pressuring curve, the aluminium alloy in holding furnace 33 constantly rises with stalk 10, and adjustment is anti-
The angle of light microscopic 3 can observe the uphill process of entire aluminium alloy by reflective mirror 3.
During for detecting liquid level and stability under certain pressure, a setting length is first taken（The length compares device body
Centre bore height greatly at least 10cm）Thinner aluminium wire 20, in the equal place of the height of the centre bore with device body
It is for use to curve right angle；It is to be heated to required temperature（About 500~550 DEG C）Afterwards, open head cover 9, by the measurement part of aluminium wire 20 from
The oral area of footstock 6 is put into the centre bore of device body 1,5 millimeters of extending apparatus inner body wall, the tail portion of aluminium wire 20（Connect
Part）It is wrapped on one of footstock in connecting lugs 61, casting machine 30 is forced into required pressure, adjusts the angle of reflective mirror 3
Degree, by the height of 3 Observable liquid level of reflective mirror and fluctuation situation, meeting will be positioned at the center of device body 1 after aluminium alloy rises
The lower part of aluminium wire 20 in hole is submerged and is melted, and the part do not submerged is still aluminium wire, and remaining aluminium wire is taken out after the completion of detection,
The practical lifting height of aluminium alloy is judged by measuring the length of remaining aluminium wire, so as to accurately obtain needed for expected liquid level
Pressure value.
For detect stalk whether gas leakage when, after required temperature is heated to, casting machine 30 is forced into required pressure, beats
Head cover 9 is opened, adjusts the angle of reflective mirror 3, the liquid level situation in certain time, if liquid level is tranquil, nothing are observed by reflective mirror 3
Bubble is emerged, then illustrates that stalk 10 is air tight, if liquid level has bubble to emerge, to the slow pressure release manually of casting machine 30, liquid
Face starts slowly to reduce, when liquid level is reduced to leakage point, you can observes that gas blows the ripple of liquid level, if leakage point exists
The top of sealing ring 40, then explanation be device body 1 there are gas leakage, if leakage point illustrates stalk below sealing ring 40
10 there are gas leakage, need replacing stalk.
Claims (8)
1. a kind of visual detection device of air injection machine compression system, it is characterised in that：Device body including tubulose
（1）, the measuring scale for the aluminium alloy height in the centre bore of measuring device ontology, the stent mounted on device body top surface
（2）With it is rack-mount and the reflective mirror of reflection angle can be adjusted（3）；Described device ontology（1）Casting machine can be mounted on
Stalk upper end and its centre bore energy and stalk（10）Connection, passes through the reflective mirror（3）It is observed that in device body
Aluminium alloy situation in heart hole and in stalk.
2. the visual detection device of air injection machine compression system according to claim 1, it is characterised in that：The dress
Put ontology（1）By ceramic tube（11）, the electric heater that is wound on outside ceramic tube（12）, be coated on it is resistance to outside ceramic tube and electric heater
Fiery material layer（13）With the housing being coated on outside refractory material layer（14）It forms, housing（14）On be provided with and electric heater（12）
The terminal box of connection（15）.
3. the visual detection device of air injection machine compression system according to claim 1, it is characterised in that：The dress
Put ontology（1）Top surface, which is placed with, can cover device body（1）Centre bore head cover（9）, head cover（9）Upper surface be provided with handle
Hand（91）.
4. the visual detection device of the air injection machine compression system according to claim 1 or 3, it is characterised in that：Institute
State the aluminium wire that measuring scale has setting length for one section（20）, the aluminium wire measurement part be located at device body centre bore in and
Lower end is flushed with the lower end of the centre bore of device body, and the coupling part of the aluminium wire is located at outside the centre bore of device body.
5. the visual detection device of air injection machine compression system according to claim 3 or 4, it is characterised in that：Institute
State device body（1）Using segmentation structure, including pedestal（4）With the footstock above pedestal（6）, the pedestal（4）
Side wall lower edge be provided with ring flange（41）, side wall top edge is symmetrical arranged there are two pedestal connecting lugs（42）, the bottom
Seat（4）Lower face be provided with a circle and the stalk（10）The matched pedestal pit in upper surface（43）, the pedestal
（4）Upper surface be provided with a circle base boss（44）, the footstock（6）Side wall lower edge be symmetrical arranged that there are two under footstock
Connecting lugs（62）, the footstock（6）Lower face be provided with a circle can be with the base boss（44）Matched footstock is recessed
Hole（63）, the stent（2）Mounted on footstock（6）Upper surface close to edge, the head cover（9）It is placed on footstock（6）'s
In the middle part of upper surface.
6. the visual detection device of air injection machine compression system according to claim 5, it is characterised in that：
Described device ontology（1）It further includes mounted on pedestal（4）With footstock（6）Between at least one middle base（5）, in described
Between seat（5）Side wall top edge be symmetrical arranged that there are two connecting lugs in middle base（51）, side wall lower edge be symmetrically arranged with two
Connecting lugs under a middle base（52）, the middle base（5）Lower face be provided with a circle can be with the base boss（44）Phase
The middle base pit of cooperation（53）, the middle base（5）Upper surface be provided with a circle can be with the footstock pit（63）Match
The middle base boss of conjunction（54）；
The middle base（5）It is placed on pedestal（4）On, base boss（44）Positioned at middle base pit（53）Interior and midfeather
One gasket（7）, connecting lugs under middle base（52）With pedestal connecting lugs（42）It corresponds to and fastening is bolted；It is described
Footstock（6）Place middle base（5）On, middle base boss（54）Positioned at footstock pit（63）Interior and the second gasket of midfeather
（8）, connecting lugs under footstock（62）With connecting lugs in middle base（51）It corresponds to and fastening is bolted.
7. the visual detection device of air injection machine compression system according to claim 6, it is characterised in that：The bottom
Seat（4）, middle base（5）, footstock（6）All by ceramic tube（11）, the electric heater that is wound on outside ceramic tube（12）, be coated on ceramic tube
With the refractory material layer outside electric heater（13）With the housing being coated on outside refractory material layer（14）It forms, housing（14）Upper setting
Have and electric heater（12）The terminal box of connection（15）.
8. the visual detection device of the air injection machine compression system according to claim 5 or 6 or 7, it is characterised in that：
The footstock（6）Side wall top edge be symmetrical arranged that there are two connecting lugs on footstock（61）, the aluminium wire（20）Connecting portion
Divide and be wrapped in connecting lugs on one of footstock（61）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810027615.1A CN108127100B (en) | 2018-01-11 | 2018-01-11 | A kind of visual detection device of air injection machine compression system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810027615.1A CN108127100B (en) | 2018-01-11 | 2018-01-11 | A kind of visual detection device of air injection machine compression system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108127100A true CN108127100A (en) | 2018-06-08 |
| CN108127100B CN108127100B (en) | 2019-10-08 |
Family
ID=62399586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810027615.1A Active CN108127100B (en) | 2018-01-11 | 2018-01-11 | A kind of visual detection device of air injection machine compression system |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380846A (en) * | 2018-03-21 | 2018-08-10 | 海纳川（滨州）轻量化汽车部件有限公司 | Stalk leak test detection method and device |
| CN110421153A (en) * | 2019-08-14 | 2019-11-08 | 东风本田汽车有限公司 | It visualizes molten aluminum dumping system and its topples over method |
| CN113333715A (en) * | 2021-05-28 | 2021-09-03 | 重庆长安汽车股份有限公司 | Low-pressure casting mold-filling pressure curve design method based on back pressure |
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|---|---|---|---|---|
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| CN110421153A (en) * | 2019-08-14 | 2019-11-08 | 东风本田汽车有限公司 | It visualizes molten aluminum dumping system and its topples over method |
| CN113333715A (en) * | 2021-05-28 | 2021-09-03 | 重庆长安汽车股份有限公司 | Low-pressure casting mold-filling pressure curve design method based on back pressure |
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|---|---|
| CN108127100B (en) | 2019-10-08 |
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