CN215214909U - Shuttle valve - Google Patents
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- CN215214909U CN215214909U CN202121115414.0U CN202121115414U CN215214909U CN 215214909 U CN215214909 U CN 215214909U CN 202121115414 U CN202121115414 U CN 202121115414U CN 215214909 U CN215214909 U CN 215214909U
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Abstract
The utility model discloses a shuttle valve contains: the valve body and the switch module; the inner part of the valve body is provided with a cavity, the outer wall of the valve body is provided with a plurality of interfaces, and the plurality of interfaces penetrate through the outer wall of the valve body and are connected with the cavity in the valve body; the switch module is arranged on the valve body and connected with the plurality of interfaces. The utility model provides a numerical control machining center's the unable problem of blowing when the tool changing, have simple structure, simple to operate, low in production cost's characteristics.
Description
Technical Field
The utility model relates to a valve field, in particular to shuttle valve.
Background
In the prior art, when a spindle of a numerical control machining center is subjected to tool changing, a taper hole on the spindle cannot be blown, an external air source is required, and the blowing is controlled by a solenoid valve, so that the production cost of the numerical control machining center is greatly increased.
SUMMERY OF THE UTILITY MODEL
According to the embodiment of the utility model provides a shuttle valve contains: the valve body and the switch module;
the inner part of the valve body is provided with a cavity, the outer wall of the valve body is provided with a plurality of interfaces, and the plurality of interfaces penetrate through the outer wall of the valve body and are connected with the cavity in the valve body;
the switch module is arranged on the valve body and connected with the plurality of interfaces.
Further, the switch module includes: a liquid inlet switch and an air inlet switch;
the outer wall of the valve body is provided with a liquid inlet interface, a gas inlet interface and an output interface, and the output interface protrudes out of the outer surface of the valve body;
the liquid inlet switch is inserted into the liquid inlet interface and is used for filling liquid into the cavity of the valve body, and the liquid in the cavity of the valve body flows out through the output interface;
the air inlet switch is inserted into the air inlet interface and used for filling air into the cavity of the valve body, and the air in the cavity of the valve body flows out through the output interface.
Further, the intake switch includes: the first shell, the first limiting piece, the first supporting piece, the first mandrel and the first sealing piece;
the first shell is tubular, a first annular bulge is arranged on the inner wall of the first shell, and the axis of the first annular bulge is the same as that of the first shell;
the first limiting piece is arranged on the inner wall of the first shell, and a gap exists between the outer wall of the first limiting piece and the inner wall of the first shell;
the first mandrel is inserted into the first limiting piece, the first mandrel is movably arranged inside the first shell, one end of the first mandrel is provided with a first annular groove, the first annular groove is the same as the axis of the first mandrel, and the first annular groove is matched with the first annular bulge in position;
the first sealing element is sleeved on the first mandrel and located in the first annular groove, and the shape of the first sealing element is matched with that of the first annular bulge and used for sealing the interior of the first shell;
the first supporting piece is arranged on one side of the first limiting piece, the first supporting piece is located between the first sealing piece and the first limiting piece, and two ends of the first supporting piece are respectively connected with the first limiting piece and the first mandrel and used for driving the first mandrel to enable the first sealing piece to be tightly attached to the first annular protrusion.
Further, the liquid inlet switch comprises: the second shell, a second limiting piece, a second supporting piece, a second mandrel and a second sealing piece;
the second shell is tubular, a second annular bulge is arranged on the inner wall of the second shell, and the axis of the second annular bulge is the same as that of the second shell;
the second limiting piece is arranged on the inner wall of the second shell, and a gap exists between the outer wall of the second limiting piece and the inner wall of the second shell;
the second mandrel is inserted into the second limiting piece, the second mandrel is movably arranged inside the second shell, one end of the second mandrel is provided with a second annular groove, the second annular groove is the same as the axis of the second mandrel, and the second annular groove is matched with the position of the second annular bulge;
the second sealing element is sleeved on the second mandrel and located in the second annular groove, and the shape of the second sealing element is matched with that of the second annular bulge and used for sealing the interior of the second shell;
the second supporting piece is arranged on one side of the second limiting piece, the second supporting piece is located between the second sealing piece and the second limiting piece, and two ends of the second supporting piece are respectively connected with the second limiting piece and the second mandrel and used for driving the second mandrel to enable the second sealing piece to be tightly attached to the second annular bulge.
Furthermore, a plug is arranged on the outer wall of the valve body, and one end of the plug is connected with the cavity inside the valve body and used for sealing the valve body.
According to the utility model discloses shuttle valve has solved the problem that numerical control machining center can't blow when the tool changing, has simple structure, simple to operate, low in production cost's characteristics.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.
Drawings
Fig. 1 is a cross-sectional view of a shuttle valve according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a shuttle valve (with switch module removed) according to an embodiment of the present invention;
fig. 3 is a side view of a numerical control machining center according to the embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the following detailed description of preferred embodiments thereof, which is to be read in connection with the accompanying drawings.
First, a shuttle valve according to an embodiment of the present invention will be described with reference to fig. 1 to 3, and its application scenarios are wide.
As shown in fig. 1-2, the utility model discloses shuttle valve installs on numerical control machining center 3, contains: valve body 1 and switch module 2.
Specifically, as shown in fig. 2, a cavity is provided inside the valve body 1; the outer wall of the valve body 1 is provided with a plurality of interfaces, and the plurality of interfaces penetrate through the outer wall of the valve body and are connected with the cavity inside the valve body 1.
Further, as shown in fig. 2 to 3, a plug 14 is arranged on the outer wall of the valve body 1, and one end of the plug 14 is connected with a cavity inside the valve body 1, so that the valve body 1 is sealed, and the shuttle valve is convenient to maintain; the outer wall of the valve body 1 is provided with a liquid inlet interface 11, an air inlet interface 12 and an output interface 13, the output interface 13 is a double-external-thread connector, the double-external-thread connector adopts a threaded connection mode, penetrates through the outer wall of the valve body 1 and is communicated with a cavity inside the valve body 1 and protrudes out of the outer surface of the valve body 1, and the shuttle valve is connected with a hose 32 of the numerical control machining center 3 through the double-thread connector and supplies cutting liquid and air for a main shaft 31 of the machining center.
Specifically, as shown in fig. 1~2, switch module 2 sets up on valve body 1, and switch module 2 links to each other with a plurality of interface, the utility model discloses simple structure, simple to operate have reduced the manufacturing cost of shuttle valve door, have practiced thrift manpower, material resources and financial resources.
Further, as shown in fig. 1 to 2, the switch module 2 includes: a liquid inlet switch 22 and an air inlet switch 21; the liquid inlet switch 22 is inserted into the liquid inlet interface 11 and used for filling liquid into the cavity of the valve body 1, the liquid in the cavity of the valve body flows out through the output interface 13, and the connection part of the liquid inlet switch 22 and the liquid inlet interface 11 is matched with the shape of the liquid inlet interface 11 and used for sealing the liquid inlet interface 11; the air inlet switch 21 is inserted into the air inlet interface 12 and used for filling air into the cavity of the valve body 1, the air in the cavity of the valve body 1 flows out through the output interface 13, and the connection part of the air inlet switch 21 and the air inlet interface 12 is matched with the shape of the air inlet interface 12 and used for sealing the air inlet interface 12; the utility model discloses a to the inner structure design of feed liquor switch 22 and air inlet switch 21, realized that shuttle valve uses numerical control machining center 3's air and the switching of cutting fluid, greatly reduced numerical control machining center 3's manufacturing cost.
Further, as shown in fig. 1 and 3, the intake switch 21 includes: a first housing 211, a first retaining member 212, a first supporting member 214, a first mandrel 213 and a first sealing member 215; the first shell 211 is an air pipe joint, the thread end of the first shell 211 is connected with the valve body 1 and penetrates through the outer wall of the valve body 1 to be communicated with a cavity inside the valve body 1, the other end of the first shell 211 is connected with an air inlet pipe 33 of the numerical control machining center 3 to provide air for the shuttle valve, the problem that the numerical control machining center 3 blows air in a conical hole when the spindle 31 is used for tool changing in the prior art is solved, an air source is not needed to be additionally connected, the conical hole blowing air when the spindle 31 is used for tool changing is controlled by an electromagnetic valve, a first annular bulge 216 is arranged on the inner wall of the first shell 211, and the first annular bulge 216 is the same as the axis of the first shell 211; the first limiting member 212 is disposed on an inner wall of the first housing 211, the first limiting member 212 is a threaded piece, and a gap exists between an outer wall of the first limiting member 212 and the inner wall of the first housing 211; the first core shaft 213 is inserted into the first limiting part 212, the first core shaft 213 is movably disposed inside the first housing 211, one end of the first core shaft 213 is provided with a first annular groove, the first annular groove is the same as the axis of the first core shaft 213, and the first annular groove is matched with the first annular protrusion 216 in position; a first sealing element 215 is sleeved on the first mandrel 213, the first sealing element 215 is positioned in the first annular groove, and the shape of the first sealing element 215 is matched with that of the first annular protrusion 216 for sealing the interior of the first shell 211; the first supporting member 214 is a compression spring, the first supporting member 214 is disposed at one side of the first limiting member 212, the first supporting member 214 is located between the first sealing member 215 and the first limiting member 212, two ends of the first supporting member 214 are respectively connected to the first limiting member 212 and the first spindle 213, when the air intake switch 21 is closed, the first supporting member 214 supports the first spindle 213, so that the first sealing member 215 on the first spindle 213 is tightly attached to the first annular protrusion 216 on the inner wall of the first housing 211 to seal the air intake switch 21; the utility model discloses an internal structure design to air inlet switch 21 has realized the control of blowing to numerical control machining center 3.
Further, as shown in fig. 1 and 3, the inlet switch 22 includes: a second housing 221, a second retaining member 222, a second supporting member 224, a second mandrel 223 and a second sealing member 225; the second shell 221 is composed of an inner and outer screw joint 2211 and a double outer screw joint 2212, one end of the outer wall of the inner and outer screw joint 2211, which is provided with threads, is connected with the valve body 1 and penetrates through the outer wall of the valve body 1 to be communicated with a cavity inside the valve body 1, the double outer screw joint 2212 is connected with one end of the inner wall of the inner and outer screw joint 2211, the other end of the double outer screw joint 2212 is connected with a water inlet pipe 34 of a numerical control machining center 3 to provide cutting fluid for the shuttle valve, a second annular bulge 226 is arranged on the inner wall of the inner and outer screw joint 2211, and the second annular bulge 226 is the same as the axis of the second shell 221; the second limiting member 222 is disposed on the inner wall of the second casing 221, the second limiting member 222 is a threaded piece, and a gap exists between the outer wall of the second limiting member 222 and the inner wall of the second casing 221; the second mandrel 223 is inserted into the second limiting member 222, the second mandrel 223 is movably disposed inside the second housing 221, one end of the second mandrel 223 is provided with a second annular groove, the second annular groove is the same as the axis of the second mandrel 223, and the position of the second annular groove is matched with that of the second annular protrusion 226; a second seal 225 is sleeved on the second mandrel 223, the second seal 225 is located in the second annular groove, and the second seal 225 is matched with the shape of the second annular protrusion 226 for sealing the inside of the second shell 221; the second support 224 is a compression spring, the compression spring is arranged on one side of the second limiting piece 222, the second support 224 is located between the second sealing piece 225 and the second limiting piece 222, two ends of the second support 224 are respectively connected with the second limiting piece 222 and the second spindle 223, when the liquid inlet switch 22 is closed, the second support 224 supports the second spindle 223, so that the second sealing piece 225 on the second spindle 223 is tightly attached to the second annular protrusion 226 on the inner wall of the second shell 221, and the liquid inlet switch 22 is sealed; the utility model discloses a to the internal structure design of feed liquor switch 22 realized the control to the cutting fluid of numerical control machining center 3.
When the numerical control machining center 3 supplies air, the air enters the first housing 211, when the first mandrel 213 is subjected to a certain pressure, the first support 214 is compressed, the first mandrel 213 is displaced, a passage is formed inside the first housing 211, the air flows into the valve body 1 through the first housing 211, and the air is output through the output interface 13 on the valve body 1; when the nc machining center 3 stops supplying the air, the first spindle 213 is driven by the first support 214 to displace, so that the first sealing member 215 on the first spindle 213 abuts against the first annular protrusion 216 to seal the first housing 211.
When the cutting fluid is supplied by the numerical control machining center 3, the cutting fluid enters the second shell 221, when the second mandrel 223 is subjected to a certain pressure, the second supporting member 224 is compressed, the second mandrel 223 is displaced, a passage is formed inside the second shell 221, air flows into the valve body 1 through the second shell 221, and the air is output through the output interface 13 on the valve body 1; when the numerically controlled machining center 3 stops supplying the cutting fluid, the second spindle 223 is driven by the second support 224 to displace, so that the second seal 225 on the second spindle 223 is tightly attached to the second annular protrusion 226, and the second housing 221 is sealed.
Above, having described with reference to fig. 1~3 and having solved the problem that numerical control machining center 3 can't blow when the tool changing according to the utility model discloses shuttle valve has simple structure, simple to operate, low in production cost's characteristics.
It should be noted that, in the present specification, 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 … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (5)
1. A shuttle valve, comprising: the valve body and the switch module;
a cavity is formed in the valve body, a plurality of interfaces are arranged on the outer wall of the valve body, and the plurality of interfaces penetrate through the outer wall of the valve body and are connected with the cavity in the valve body;
the switch module is arranged on the valve body and connected with the plurality of interfaces.
2. The shuttle valve of claim 1, wherein the switch module comprises: a liquid inlet switch and an air inlet switch;
the outer wall of the valve body is provided with a liquid inlet interface, a gas inlet interface and an output interface, and the output interface protrudes out of the outer surface of the valve body;
the liquid inlet switch is inserted into the liquid inlet interface and is used for filling liquid into the cavity of the valve body, and the liquid in the cavity of the valve body flows out through the output interface;
the air inlet switch is inserted into the air inlet interface and used for filling air into the cavity of the valve body, and the air in the cavity of the valve body flows out through the output interface.
3. The shuttle valve of claim 2, wherein the inlet switch comprises: the first shell, the first limiting piece, the first supporting piece, the first mandrel and the first sealing piece;
the first shell is tubular, a first annular bulge is arranged on the inner wall of the first shell, and the axis of the first annular bulge is the same as that of the first shell;
the first limiting piece is arranged on the inner wall of the first shell, and a gap is formed between the outer wall of the first limiting piece and the inner wall of the first shell;
the first mandrel is inserted into the first limiting piece, the first mandrel is movably arranged inside the first shell, one end of the first mandrel is provided with a first annular groove, the first annular groove is the same as the axis of the first mandrel, and the first annular groove is matched with the first annular protrusion;
the first sealing element is sleeved on the first mandrel and located in the first annular groove, and the shape of the first sealing element is matched with that of the first annular bulge and used for sealing the inside of the first shell;
the first supporting piece is arranged on one side of the first limiting piece, the first supporting piece is located between the first sealing piece and the first limiting piece, and two ends of the first supporting piece are respectively connected with the first limiting piece and the first mandrel and used for driving the first mandrel to enable the first sealing piece to be tightly attached to the first annular protrusion.
4. The shuttle valve of claim 2, wherein the inlet switch comprises: the second shell, a second limiting piece, a second supporting piece, a second mandrel and a second sealing piece;
the second shell is tubular, a second annular bulge is arranged on the inner wall of the second shell, and the axis of the second annular bulge is the same as that of the second shell;
the second limiting piece is arranged on the inner wall of the second shell, and a gap is formed between the outer wall of the second limiting piece and the inner wall of the second shell;
the second mandrel is inserted into the second limiting piece, the second mandrel is movably arranged inside the second shell, one end of the second mandrel is provided with a second annular groove, the second annular groove is the same as the axis of the second mandrel, and the second annular groove is matched with the second annular bulge in position;
the second sealing element is sleeved on the second mandrel and is positioned in the second annular groove, and the shape of the second sealing element is matched with that of the second annular bulge and used for sealing the inside of the second shell;
the second supporting piece is arranged on one side of the second limiting piece, the second supporting piece is located between the second sealing piece and the second limiting piece, and two ends of the second supporting piece are respectively connected with the second limiting piece and the second mandrel and used for driving the second mandrel to enable the second sealing piece to be tightly attached to the second annular bulge.
5. The shuttling valve as claimed in claim 1, wherein a plug is provided on the outer wall of the valve body, and one end of the plug is connected to the cavity inside the valve body for sealing the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121115414.0U CN215214909U (en) | 2021-05-24 | 2021-05-24 | Shuttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121115414.0U CN215214909U (en) | 2021-05-24 | 2021-05-24 | Shuttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215214909U true CN215214909U (en) | 2021-12-17 |
Family
ID=79420896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121115414.0U Active CN215214909U (en) | 2021-05-24 | 2021-05-24 | Shuttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215214909U (en) |
-
2021
- 2021-05-24 CN CN202121115414.0U patent/CN215214909U/en active Active
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