CN210254119U - On-off valve for sand casting molding machine - Google Patents
On-off valve for sand casting molding machine Download PDFInfo
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- CN210254119U CN210254119U CN201921170333.3U CN201921170333U CN210254119U CN 210254119 U CN210254119 U CN 210254119U CN 201921170333 U CN201921170333 U CN 201921170333U CN 210254119 U CN210254119 U CN 210254119U
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- cylinder
- molding machine
- sand casting
- ventilating
- ventilation box
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Abstract
The utility model relates to a sand casting technical field, and disclose a sand casting is on-off valve for molding machine, including being cylindric case and the cylinder of ventilating, the cylinder is close to one side of its telescopic link and one side sealing connection of case of ventilating, the telescopic link is passed from the center with the case junction of ventilating, and the telescopic link is located inside the case of ventilating completely, the end connection of telescopic link has sealed stopper seat, sealed stopper seat is located inside the case of ventilating, one side that the cylinder was kept away from to the case of ventilating is equipped with the gas outlet, the downside of case of ventilating is close to gas outlet department and is equipped with the air inlet, the diameter of stopper seat is greater than the diameter of gas outlet, the telescopic link extends to make sealed stopper seat stif. The sealing plug seat is driven to reciprocate in the ventilation box through the stretching of the air cylinder, when the air cylinder is in a contraction state, the air inlet is communicated with the air outlet, and when the air cylinder extends, the sealing plug seat is pressed at the air outlet, so that the air can be prevented from flowing into the sand mold molding machine.
Description
Technical Field
The utility model relates to a sand casting technical field specifically is a sand casting is break-make valve for molding machine.
Background
Sand casting is the basic technology of casting processing, sand casting directly influences the fashioned effect of final product casting, in the sand casting process, can supply sand to the sand box, the power that supplies sand adopts high-pressure gas to blow in the sand section of thick bamboo mostly, blow to the sand box with the sand in the sand section of thick bamboo, after the sand fills up the sand box, need carry out the compaction, just no longer blow this moment, consequently, need a steerable gas circulation and the valve that blocks, with the circulation of efficient control gas, prevent that high-pressure gas from continuously getting into the sand section of thick bamboo, cause and continuously blow, so that influence subsequent handling.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a sand casting molding machine is with break-make valve to prior art not enough, the utility model provides a sand casting molding machine has the function of control gas circulation and blocking.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sand casting molding machine is with on-off valve, is including being cylindric case and the cylinder of ventilating, the cylinder is close to one side of its telescopic link and one side sealing connection of the case of ventilating, the telescopic link passes from the center with the case junction of ventilating, and the telescopic link is located the incasement portion of ventilating completely, the end connection of telescopic link has sealed stopper seat, sealed stopper seat is located the incasement portion of ventilating, the case of ventilating is kept away from one side of cylinder and is equipped with the gas outlet, the downside of the case of ventilating is close to gas outlet department and is equipped with the air inlet, the diameter of sealed stopper seat is greater than the diameter of gas outlet, the telescopic link extends and can make sealed stopper seat block.
Preferably, the sealing plug seat is equipped with the recess towards gas outlet one side, the sealed pad of round has been laid at the bottom edge of recess, the gas outlet is connected with first flange, the one end of first flange is located the ventilation case outside, and the other end is located the ventilation incasement portion, and first flange is located and is equipped with the annular arch that round and recess matched on the terminal surface of ventilation incasement portion, works as when the sealing plug seat is stifled in gas outlet department, the annular arch just hugs closely the recess lateral wall and presses on the sealing pad.
Preferably, the cylinder support further comprises a cylinder support, the cylinder support comprises two end covers I and a strut I connected with the two end covers I, and the cylinder is arranged between the two end covers I.
Preferably, the ventilation box support is further included, the two end covers and the second struts connected with the two end covers are included between the ventilation boxes, and the ventilation boxes are located between the two end covers.
Preferably, the cylinder and the ventilation box are hermetically connected through a first end cover and a second end cover which are adjacent.
Preferably, a second flange is connected to the air inlet.
Advantageous effects
Compared with the prior art, the utility model provides a sand casting is on-off valve for molding machine possesses following beneficial effect:
use the utility model discloses the time, need be connected air inlet and air feeder, the gas outlet is connected with sand mould molding machine's air inlet unit, and is flexible through the cylinder, drives sealed chock at ventilation box reciprocating motion, is in the contraction state when the cylinder, and air inlet and gas outlet intercommunication extend when the cylinder, and sealed chock is pressed in gas outlet department, can prevent the gas flow in sand mould molding machine.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the present invention with the vent box removed in one of its orientations;
FIG. 4 is a schematic view of the present invention with the vent box removed in another orientation;
FIG. 5 is a schematic view of the present invention connected to a sand casting molding machine;
in the figure, 1-an air box, 11-an air outlet, 12-an air inlet, 2-an air cylinder, 21-an expansion rod, 3-a sealing plug seat, 31-a groove, 32-a sealing pad, 4-a first flange, 41-an annular bulge, 5-an air cylinder bracket, 51-an end cover I, 52-a support I, 6-an air box bracket, 61-an end cover II, 62-a support II and 7-a second flange.
Detailed description of the preferred embodiment 2
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-4, a sand casting molding machine on-off valve, which comprises a cylindrical ventilation box 1 and a cylinder 2, wherein one side of the cylinder 2 close to an expansion link 21 thereof is hermetically connected with one side of the ventilation box 1, the expansion link 21 passes through the center of the joint with the ventilation box 1, the expansion link 21 is completely located inside the ventilation box 1, the end of the expansion link 21 is connected with a sealing plug seat 3, the sealing plug seat 3 is located inside the ventilation box 1, one side of the ventilation box 1 far away from the cylinder 2 is provided with a gas outlet 11, a lower side of the ventilation box 1 close to the gas outlet 11 is provided with a gas inlet 12, the diameter of the sealing plug seat 3 is larger than that of the gas outlet 11, and the expansion link 21 extends to enable the sealing plug seat 3 to.
The utility model also comprises an air cylinder bracket 5 and a ventilation box bracket 6, wherein the air cylinder bracket 5 comprises a first two-end cover 51 and a first strut 52 connected with the first two-end cover 51, and the air cylinder 2 is arranged between the first two-end cover 51; the ventilation box bracket 6 comprises two end covers 61 and a second strut 62 connected with the two end covers 61, and the ventilation box 1 is positioned between the two end covers 61. The cylinder 2 and the ventilation box 1 are hermetically connected through a first end cover 51 and a second end cover 61 which are adjacent.
The second flange 7 is connected to the air inlet 12.
In using the utility model discloses the time, need will the utility model discloses install on sand casting molding machine, wherein gas outlet 11 is connected with sand casting molding machine's air inlet unit through first flange 4, air inlet 12 is connected with air feeder through second flange 7, when needs blow the sand in with the sand box, the telescopic link 21 of cylinder 2 is in the contraction state, air inlet 12 and 11 intercommunications in gas outlet, gaseous air inlet unit who gets into sand casting molding machine, when need not supplying sand to the sand box, through control system, control telescopic link 21 extends, make the stopper seat 3 press in gas outlet department, press on sealed pad 32 until annular protrusion 41, thereby block gas outlet 11, can prevent gaseous inflow in sand casting molding machine.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The on-off valve for the sand casting molding machine is characterized by comprising a cylindrical ventilation box (1) and a cylinder (2), one side of the cylinder (2) close to the telescopic rod (21) is hermetically connected with one side of the ventilation box (1), the telescopic rod (21) penetrates through the center of the joint of the cylinder and the ventilation box (1), the telescopic rod (21) is completely positioned in the ventilation box (1), the end part of the telescopic rod (21) is connected with a sealing plug seat (3), the sealing plug seat (3) is positioned in the ventilation box (1), an air outlet (11) is arranged on one side of the ventilation box (1) far away from the cylinder (2), an air inlet (12) is arranged at the lower side of the ventilation box (1) close to the air outlet (11), the diameter of the sealing plug seat (3) is larger than that of the air outlet (11), and the telescopic rod (21) extends to enable the sealing plug seat (3) to be blocked at the air outlet (11).
2. The on-off valve for the sand casting molding machine according to claim 1, characterized in that, the sealing plug seat (3) is provided with a groove (31) facing one side of the air outlet (11), a circle of sealing gasket (32) is laid on the bottom edge of the groove (31), the air outlet (11) is connected with a first flange (4), one end of the first flange (4) is arranged outside the ventilation box (1), the other end of the first flange is arranged inside the ventilation box (1), and an annular bulge (41) matched with the groove (31) is arranged on the end surface of the first flange (4) arranged inside the ventilation box (1), when the sealing plug seat (3) is blocked at the air outlet (11), the annular bulge (41) is just attached to the side wall of the groove (31) and pressed on the sealing gasket (32).
3. The on-off valve for the sand casting molding machine according to claim 1, further comprising a cylinder support (5), wherein the cylinder support (5) comprises two end covers one (51) and a strut one (52) connected with the two end covers one (51), and the cylinder (2) is arranged between the two end covers one (51).
4. The on-off valve for the sand casting molding machine according to claim 1, further comprising a vent box support (6), wherein the vent box support (6) comprises two end covers (61) and a second strut (62) connected with the two end covers (61), and the vent box (1) is located between the two end covers (61).
5. A sand casting molding machine on-off valve according to claim 4, characterized in that the cylinder (2) and the breather box (1) are hermetically connected by a first end cover (51) and a second end cover (61) which are adjacent to each other.
6. A sand casting molding machine on-off valve according to claim 1, characterized in that a second flange (7) is connected at the air inlet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921170333.3U CN210254119U (en) | 2019-07-24 | 2019-07-24 | On-off valve for sand casting molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921170333.3U CN210254119U (en) | 2019-07-24 | 2019-07-24 | On-off valve for sand casting molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210254119U true CN210254119U (en) | 2020-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921170333.3U Active CN210254119U (en) | 2019-07-24 | 2019-07-24 | On-off valve for sand casting molding machine |
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| Country | Link |
|---|---|
| CN (1) | CN210254119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252969A (en) * | 2019-07-24 | 2019-09-20 | 盐城市东云自动化科技有限公司 | A kind of sand casting moulding machine on-off valve |
-
2019
- 2019-07-24 CN CN201921170333.3U patent/CN210254119U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252969A (en) * | 2019-07-24 | 2019-09-20 | 盐城市东云自动化科技有限公司 | A kind of sand casting moulding machine on-off valve |
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