CN206047055U - A kind of stalk mechanism - Google Patents
A kind of stalk mechanism Download PDFInfo
- Publication number
- CN206047055U CN206047055U CN201621044465.8U CN201621044465U CN206047055U CN 206047055 U CN206047055 U CN 206047055U CN 201621044465 U CN201621044465 U CN 201621044465U CN 206047055 U CN206047055 U CN 206047055U
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- China
- Prior art keywords
- stalk
- sleeve
- contiguous block
- hole
- ladder hole
- 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.)
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Abstract
The utility model discloses a kind of stalk mechanism, including stalk, the bottom of the stalk has base plate (11), effluent through hole is formed in the bottom sidewall of stalk.It is circulated using effluent through hole so that aluminium liquid can be flowed into from effluent through hole, reduces the mobility of bottom aluminum water, reduces the suction volume of aluminium slag, improves quality, while the interior protection pipe having inside which can improve the intensity of stalk, reduces fracture；And its stalk is fixedly connected by main contiguous block and upper ring block, its good sealing effect.
Description
Technical field：
This utility model is related to Casting Equipment technical field, more specifically to a kind of stalk mechanism.
Background technology：
When low pressure casting uses stalk, mould is connected with stalk upper end to be connected with bolt shimming, and stalk
Lower end about 50cm, in immersion holding furnace, solution temperature is up to 785 DEG C ± 5 DEG C.
Conventional stalk has following several at present：One kind is irony structure, and this stalk long-time is dipped into aluminium liquid
In can produce irony corrosion, cause aluminium liquid increase ferrum, have a strong impact on product quality, and irony corrosion can cause stalk to damage；Again
One kind is exactly graphite-structure, but because its weight capacity and anti-wear performance it is poor, easy wear and rupture.
Meanwhile, traditional low pressure aluminium alloy Foundry Production industry has aluminium slag to be present in the bottom of holding furnace, and cast
Stalk, be all straight barrel-shaped, simply length and diameter are distinct, part producing plating and the stalk for polishing, and are
Aluminium slag is sucked from furnace bottom in preventing production process, foam ceramic filter has been additionally arranged at the bottom in stalk.But ceramic mistake
Aluminium slag of the filter screen for diameter less than 20 microns does not have filter effect, and this fine slag still can have hub surface, so as to make
Into product rejection, fraction defective rises, and production cost is wasted.
And existing stalk arranges connection side using on the top of stalk, it is directly connected to by connecting side, which is close
Envelope effect is poor.
Utility model content：
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of stalk mechanism, and it is logical using effluent
Circulate in hole so that aluminium liquid can be flowed into from effluent through hole, reduce the mobility of bottom aluminum water, reduce the suction volume of aluminium slag, improve
Quality, while the interior protection pipe having inside which can improve the intensity of stalk, reduces fracture；And its stalk is by master
Contiguous block and upper ring block are fixedly connected, its good sealing effect.
This utility model solves the scheme of the technical problem：
A kind of stalk mechanism, including stalk, the bottom of the stalk have base plate (11), the bottom side of stalk
Effluent through hole is formed on wall.
The top outer wall of the stalk has the extension edge for extending radially outwards, and stalk stretches into the top board of holding furnace
In the jack having, the top board undersurface of the holding furnace around the bottom of jack is fixed with annular fairlead, and the top of stalk is inserted
It is enclosed within annular fairlead.
The top inner side wall of the jack has annular groove, base circle pad sleeve in annular groove, main contiguous block
It is pressed against on base circle pad, the middle part of main contiguous block has ladder hole, the bottom of the main contiguous block of the bottom end of ladder hole
There is on face the extension set for extending downwardly, extension set is through base circle pad and sleeve is in jack, the upper end sleeve of stalk
In ladder hole, extension edge sleeve is in the major diameter hole section on the top of ladder hole；
The middle part of upper ring block has the upper ladder hole that top is minor diameter hole section, and upper ring block is pressed against main contiguous block
Top end face on, the top sleeve of extension edge in the lower major diameter hole section that the bottom of upper ladder hole has, the top of stalk
Hold to upper sleeve in the minor diameter hole section of upper ladder hole, upper ring block is bolted to connection on main contiguous block, it is main
Contiguous block is bolted to connection on the top board of holding furnace, and base circle pad is clamped in the bottom of main contiguous block and annular groove
Between face.
The edge top surface of the extension edge and bottom surface tool are provided with sealing gasket, and extension edge is clamped between two sealing gaskets, on
Between the top end face of the lower major diameter hole section that the sealing gasket of side is clamped in extension edge and upper ladder hole, the sealing gasket clamping of lower section
Between the bottom face of the major diameter hole section on extension edge and the top of ladder hole.
The inside middle portion wall of the stalk has multiple splines, interior protection pipe sleeve in stalk, interior protection pipe
Medial wall there are splined projections, in spline, the outer wall of interior protection pipe is close to the medial wall of stalk to splined projections sleeve,
The upper end lateral wall of interior protection pipe has the position-limited edge for extending radially outwards, and position-limited edge is nested on the inside top wall of stalk
In the annular positioning groove having.
Lower sides thickness of the upper portion side wall thickness of the stalk more than stalk.
Prominent effect of the present utility model is：
Compared with prior art, it is circulated using effluent through hole so that aluminium liquid can be flowed into from effluent through hole, reduces bottom
The mobility of aluminum water, reduces the suction volume of aluminium slag, improves quality, while the interior protection pipe having inside which can improve stalk
Intensity, reduce fracture；And its stalk is fixedly connected by main contiguous block and upper ring block, its good sealing effect.
Description of the drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is that this utility model is connected to the partial structural diagram in holding furnace；
Fig. 3 is the partial enlarged drawing of Fig. 2.
Specific embodiment：
Embodiment, is shown in as shown in Figures 1 to 3, a kind of stalk mechanism, including stalk 10, the bottom of the stalk 10
With base plate 11, effluent through hole 12 in the bottom sidewall of stalk 10, is formed.
Further, the top outer wall of the stalk 10 has the extension edge 13 for extending radially outwards, stalk
In the jack 21 that 10 top boards for stretching into holding furnace 20 have, the top board undersurface of the holding furnace 20 around the bottom of jack 21 is fixed with
Annular fairlead 22, the top sleeve of stalk 10 is in annular fairlead 22.
Further, the top inner side wall of the jack 21 has annular groove 23, and 24 sleeve of base circle pad is in ring
In connected in star 23, main contiguous block 30 is pressed against on base circle pad 24, and the middle part of main contiguous block 30 has ladder hole 31, ladder
There is on the bottom surface of the main contiguous block 30 of the bottom end of through hole 31 extension set 32 for extending downwardly, extension set 32 passes through base circle
Pad 24 sleeve is in jack 21, in ladder hole 31,13 sleeve of extension edge is in ladder hole for the upper end sleeve of stalk 10
In the major diameter hole section on 31 top；
The middle part of upper ring block 40 has the upper ladder hole 41 that top is minor diameter hole section, and upper ring block 40 is pressed against master
On the top end face of contiguous block 30, the lower major diameter hole section that the top sleeve of extension edge 13 has in the bottom of upper ladder hole 41
In, to upper sleeve in the minor diameter hole section of upper ladder hole 41, upper ring block 40 is bolted on the top of stalk 10
It is connected on main contiguous block 30, main contiguous block 30 is bolted to connection on the top board of holding furnace 20, base circle pad 24
It is clamped between the bottom surface of main contiguous block 30 and annular groove 23.
Further, the edge top surface of the extension edge 13 and bottom surface tool are provided with sealing gasket 1, and extension edge 13 is clamped in two
Between individual sealing gasket 1, the sealing gasket 1 of top is clamped in the top end face of extension edge 13 and the lower major diameter hole section of upper ladder hole 41
Between, the sealing gasket 1 of lower section is clamped between the bottom face of the major diameter hole section on the top of extension edge 13 and ladder hole 31.
Further, the inside middle portion wall of the stalk 10 has multiple splines, and 14 sleeve of interior protection pipe is rising
In liquid pipe 10, the medial wall of interior protection pipe 14 has splined projections, splined projections sleeve in spline, interior protection pipe 14 it is outer
Wall is close to the medial wall of stalk 10, and the upper end lateral wall of interior protection pipe 14 has the position-limited edge 141 for extending radially outwards, spacing
Side 141 is nested in the annular positioning groove 15 have on the inside top wall of stalk 10.
Further, lower sides thickness of the upper portion side wall thickness of the stalk 10 more than stalk 10.
The present embodiment is circulated using effluent through hole 12 so that aluminium liquid can be flowed into from effluent through hole 12, reduces bottom aluminum water
Mobility, reduce aluminium slag suction volume, improve quality, while the interior protection pipe 14 having inside which can improve stalk
Intensity, reduces fracture；And its stalk 10 passes through main contiguous block 30 and upper ring block 40 is fixedly connected, its sealing effectiveness
It is good.
Finally, embodiment of above is merely to illustrate this utility model, and is not limitation of the utility model, relevant skill
The those of ordinary skill in art field, in the case of without departing from spirit and scope of the present utility model, can also make various changes
Change and modification, therefore the technical scheme of all equivalents falls within category of the present utility model, patent protection model of the present utility model
Enclose and should be defined by the claims.
Claims (6)
1. a kind of stalk mechanism, including stalk (10), it is characterised in that：The bottom of the stalk (10) has base plate
(11), effluent through hole (12) is formed in the bottom sidewall of stalk (10).
2. a kind of stalk mechanism according to claim 1, it is characterised in that：The top outer wall of the stalk (10)
With the extension edge (13) for extending radially outwards, stalk (10) is stretched in the jack (21) that the top board of holding furnace (20) has,
The top board undersurface of the holding furnace (20) around the bottom of jack (21) is fixed with annular fairlead (22), the top of stalk (10)
Sleeve is in annular fairlead (22).
3. a kind of stalk mechanism according to claim 2, it is characterised in that：The top inner side wall tool of the jack (21)
There is annular groove (23), in annular groove (23), main contiguous block (30) is pressed against base circle to base circle pad (24) sleeve
On pad (24), the middle part of main contiguous block (30) has ladder hole (31), the main contiguous block of the bottom end of ladder hole (31)
(30) there is on bottom surface the extension set (32) for extending downwardly, extension set (32) is through base circle pad (24) and sleeve is in jack
(21), in, in ladder hole (31), extension edge (13) sleeve is upper ladder hole (31) for the upper end sleeve of stalk (10)
In the major diameter hole section in portion；
The middle part of upper ring block (40) has the upper ladder hole (41) that top is minor diameter hole section, and upper ring block (40) is pressed against
On the top end face of main contiguous block (30), the top sleeve of extension edge (13) the bottom of upper ladder hole (41) have it is lower big straight
In the hole section of footpath, the top of stalk (10) to upper sleeve in the minor diameter hole section of upper ladder hole (41), upper ring block (40)
It is bolted to connection on main contiguous block (30), main contiguous block (30) is bolted to connection on the top of holding furnace (20)
On plate, base circle pad (24) is clamped between the bottom surface of main contiguous block (30) and annular groove (23).
4. a kind of stalk mechanism according to claim 3, it is characterised in that：The edge top surface of the extension edge (13) and
Bottom surface tool is provided with sealing gasket (1), and extension edge (13) is clamped between two sealing gaskets (1), and the sealing gasket (1) of top is clamped in and prolongs
Stretch between side (13) and the top end face of the lower major diameter hole section of upper ladder hole (41), the sealing gasket (1) of lower section is clamped in extension
Between the bottom face of the major diameter hole section on the top of side (13) and ladder hole (31).
5. a kind of stalk mechanism according to claim 1, it is characterised in that：The inside middle portion wall of the stalk (10)
With multiple splines, in stalk (10), the medial wall of interior protection pipe (14) has spline protruded to interior protection pipe (14) sleeve
Rise, in spline, the outer wall of interior protection pipe (14) is close to the medial wall of stalk (10), interior protection pipe to splined projections sleeve
(14) upper end lateral wall has the position-limited edge (141) for extending radially outwards, and position-limited edge (141) is nested in the top of stalk (10)
In the annular positioning groove (15) having on portion medial wall.
6. a kind of stalk mechanism according to claim 1, it is characterised in that：The upper side wall thickness of the stalk (10)
Lower sides thickness of the degree more than stalk (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621044465.8U CN206047055U (en) | 2016-09-09 | 2016-09-09 | A kind of stalk mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621044465.8U CN206047055U (en) | 2016-09-09 | 2016-09-09 | A kind of stalk mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206047055U true CN206047055U (en) | 2017-03-29 |
Family
ID=58369863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621044465.8U Expired - Fee Related CN206047055U (en) | 2016-09-09 | 2016-09-09 | A kind of stalk mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206047055U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096903A (en) * | 2017-04-26 | 2017-08-29 | 哈尔滨工业大学 | Antigravity casting stalk detent mechanism |
| WO2018068528A1 (en) * | 2016-10-12 | 2018-04-19 | 福建省瑞奥麦特轻金属有限责任公司 | Filter-free liquid rising tube for use in low-pressure casting |
| CN109807307A (en) * | 2017-11-20 | 2019-05-28 | 科华控股股份有限公司 | A kind of sealing fixed structure of antigravity casting ceramic lift tube |
| CN110461500A (en) * | 2017-03-31 | 2019-11-15 | 日本碍子株式会社 | The manufacturing method of ozzle, casting device and moulding |
| CN112792320A (en) * | 2019-11-14 | 2021-05-14 | 科华控股股份有限公司 | Vacuum suction casting lift tube sealing and pressing structure using stepped plane instead of conical surface |
-
2016
- 2016-09-09 CN CN201621044465.8U patent/CN206047055U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018068528A1 (en) * | 2016-10-12 | 2018-04-19 | 福建省瑞奥麦特轻金属有限责任公司 | Filter-free liquid rising tube for use in low-pressure casting |
| CN110461500A (en) * | 2017-03-31 | 2019-11-15 | 日本碍子株式会社 | The manufacturing method of ozzle, casting device and moulding |
| CN107096903A (en) * | 2017-04-26 | 2017-08-29 | 哈尔滨工业大学 | Antigravity casting stalk detent mechanism |
| CN107096903B (en) * | 2017-04-26 | 2019-10-22 | 哈尔滨工业大学 | Antigravity casting stalk positioning mechanism |
| CN109807307A (en) * | 2017-11-20 | 2019-05-28 | 科华控股股份有限公司 | A kind of sealing fixed structure of antigravity casting ceramic lift tube |
| CN112792320A (en) * | 2019-11-14 | 2021-05-14 | 科华控股股份有限公司 | Vacuum suction casting lift tube sealing and pressing structure using stepped plane instead of conical surface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20210909 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |