CN103144347B - Check valve on air cushion regulation locking mechanism of mechanical press and mechanical press - Google Patents
Check valve on air cushion regulation locking mechanism of mechanical press and mechanical press Download PDFInfo
- Publication number
- CN103144347B CN103144347B CN201310046030.1A CN201310046030A CN103144347B CN 103144347 B CN103144347 B CN 103144347B CN 201310046030 A CN201310046030 A CN 201310046030A CN 103144347 B CN103144347 B CN 103144347B
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- accepting groove
- plug
- steel ball
- check valve
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- 230000007246 mechanism Effects 0.000 title claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 230000000903 blocking effect Effects 0.000 claims description 34
- 238000004080 punching Methods 0.000 claims description 26
- 239000000428 dust Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 abstract 1
- 238000007872 degassing Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Check Valves (AREA)
Abstract
The invention discloses a check valve on an air cushion regulation locking mechanism of a mechanical press and the mechanical press. The check valve comprises a valve body, a joint, a first steel ball, a second steel ball, a plug and a gasket, wherein one end of the joint is fixed in a first accommodating groove of the valve body, an accommodating cavity is formed in one side facing the first accommodating groove, and an oil inlet passage communicated with the accommodating cavity is formed in one side turning the back to the first accommodating groove; one end of the plug is fixed in a second accommodating groove of the valve body and provided with an exhaust hole and a vent hole which communicates the exhaust hole with the second accommodating groove, and one side, facing the second accommodating groove, of the plug is provided with a mounting groove; the first steel ball is accommodated in the accommodating cavity and supported by a bulge of the valve body, and the second steel ball is accommodated in the second accommodating groove and supported by the mounting groove; and the gasket is accommodated at the bottom of the first accommodating groove and arranged on the bulge in a sleeving manner. The check valve has the advantages of high safety performance, long service life, no installation space limitation, convenience and practicability. The invention further discloses the mechanical press equipped with the check valve.
Description
Technical field
The present invention relates to a kind of check valve and the punching machine of this check valve is installed, particularly relate to the check valve on a kind of punching machine air cushion adjustment blocking mechanism and the punching machine of this check valve is installed.
Background technology
At present, most check valve is the on off operating mode carrying out regulation valve body by the flexible ability that the mechanical mechanisms such as spring are intrinsic, but in actual use, because pressure is excessive or unbalance loading, causing check valve to be damaged seriously or in closed state cannot the situation of throttling.And in actual use, due to the impact by mechanism and traditional one-way valve structures, cannot the installing space suitable with it be given and safeguard space, bring inconvenience.When initial injection liquid force feed, because traditional check valve does not possess the function getting rid of cylinder body air, therefore traditional check valve can not meet the throttling degassing function being similar to multi-bar mechanical press air cushion.
Summary of the invention
In order to overcome the deficiency of existing check valve, the invention provides the check valve on a kind of punching machine air cushion adjustment blocking mechanism, its collection throttling and degassing function and the whole body, and be not subject to the restriction of installing space, convenient and practical.The present invention also provides the punching machine installing this check valve.
The present invention is achieved in that the check valve on a kind of punching machine air cushion adjustment blocking mechanism, and it comprises:
Valve body, its first passage being provided with the first accepting groove, the second accepting groove and being communicated with this first accepting groove and this second accepting groove, this first accepting groove is opened on the relative both sides of this valve body with this second accepting groove respectively, the bottom land of this first accepting groove is provided with cylindrical protrusions, this cylindrical protrusions offers the through hole be communicated with this first passage, and this valve body also offers the second channel by this first passage and ft connection;
Joint, its one end is fixed in this first accepting groove, its other end extends in outside this first accepting groove, and this joint offers host cavity towards the side of this first accepting groove, and the side of this joint this first accepting groove dorsad offers the oil input channel communicated with this host cavity;
First steel ball, it is housed in this host cavity, and by this raised support, the through-hole surfaces of this first steel ball and this projection contacts is fallen with the chamfering of sphere;
Plug, its one end is fixed in this second accepting groove in the mode screwed togather, its other end extends in outside this second accepting groove, the side of this plug this second accepting groove dorsad offers steam vent, this plug also offers the passage be communicated with this second accepting groove by this steam vent, and this plug offers mounting groove towards the side of this second accepting groove;
Second steel ball, it is housed in this second accepting groove, and is supported by this mounting groove, and the mounting groove surface that this second steel ball contacts with this plug is fallen with the chamfering of sphere;
Pad, it is housed in the bottom land of this first accepting groove and is set in this projection.
As the further improvement of such scheme, this joint is fixed by least one screw and this valve body.
As the further improvement of such scheme, this joint is formed in one structure.
As the further improvement of such scheme, this plug is formed in one structure.
As the further improvement of such scheme, the centre of sphere of this first steel ball and this second steel ball is located along the same line.
As the further improvement of such scheme, this check valve also comprises dust ring, and this dust ring is set on this plug and seals this second accepting groove when one end of plug is fixed in this second accepting groove in the mode screwed togather.
The present invention also provides a kind of punching machine, and it comprises central dividing plate, the check valve that is positioned at the blocking mechanism upper cavity of the relative both sides of this central dividing plate and blocking mechanism lower chamber and is fixed on this central dividing plate, and this check valve comprises:
Valve body, it is arranged on this central dividing plate, this valve body is provided with the first accepting groove, the second accepting groove and is communicated with the first passage of this first accepting groove and this second accepting groove, this first accepting groove is opened on the relative both sides of this valve body with this second accepting groove respectively, the bottom land of this first accepting groove is provided with cylindrical protrusions, this cylindrical protrusions offers the through hole be communicated with this first passage, and this valve body also offers the second channel be communicated with this blocking mechanism lower chamber by this first passage;
Joint, its one end is fixed in this first accepting groove, its other end extends in outside this first accepting groove, this joint offers host cavity towards the side of this first accepting groove, the side of this joint this first accepting groove dorsad offers the oil input channel communicated with this host cavity, and this oil input channel is communicated with this blocking mechanism upper cavity;
First steel ball, it is housed in this host cavity, and by this raised support, the through-hole surfaces of this first steel ball and this projection contacts is fallen with the chamfering of sphere;
Plug, its one end is fixed in this second accepting groove in the mode screwed togather, its other end extends in outside this second accepting groove, the side of this plug this second accepting groove dorsad offers steam vent, this plug also offers the passage be communicated with this second accepting groove by this steam vent, and this plug offers mounting groove towards the side of this second accepting groove;
Second steel ball, it is housed in this second accepting groove, and is supported by this mounting groove, and the mounting groove surface that this second steel ball contacts with this plug is fallen with the chamfering of sphere;
Pad, it is housed in the bottom land of this first accepting groove and is set in this projection.
As the further improvement of such scheme, this joint is fixed by least one screw and this valve body.
As the further improvement of such scheme, this joint is formed in one structure, and this plug is formed in one structure, and the centre of sphere of this first steel ball and this second steel ball is located along the same line.
As the further improvement of such scheme, this check valve also comprises dust ring, and this dust ring is set on this plug and seals this second accepting groove when one end of plug is fixed in this second accepting groove in the mode screwed togather.
Check valve on punching machine air cushion of the present invention adjustment blocking mechanism and be provided with the punching machine of this check valve, security performance is high, long service life and not by the restriction of installing space, convenient and practical.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of check valve on the punching machine air cushion adjustment blocking mechanism that provides of better embodiment of the present invention.
The partial schematic sectional view of the blocking mechanism of the punching machine that Fig. 2 provides for better embodiment of the present invention.
Primary symbols illustrates: joint 1, valve body 2, first steel ball 3, pad 4, second steel ball 5, plug 6, dust ring 7, central dividing plate 8, blocking mechanism upper cavity 9, blocking mechanism lower chamber 10, check valve 11, first accepting groove 12, second accepting groove 13, first passage 14, projection 15, through hole 16, second channel 17, host cavity 18, oil input channel 19, steam vent 20, passage 21, mounting groove 22, screw 23.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, Fig. 1 is the cross-sectional schematic of check valve on the punching machine air cushion adjustment blocking mechanism that provides of better embodiment of the present invention.This check valve is arranged in the blocking mechanism (as shown in Figure 2) of punching machine, is particularly useful for multi-bar mechanical press.
The check valve 11 that the blocking mechanism of this punching machine comprises central dividing plate 8, be positioned at the blocking mechanism upper cavity 9 of the relative both sides of this central dividing plate 8 and blocking mechanism lower chamber 10 and be fixed on this central dividing plate 8.Check valve 11 comprises joint 1, valve body 2, first steel ball 3, pad 4, second steel ball 5, plug 6 and dust ring 7.
Valve body 2 is arranged on this central dividing plate 8, this valve body 2 is provided with the first accepting groove 12, second accepting groove 13 and is communicated with this first accepting groove 12 and is opened in respectively on the relative both sides of this valve body 2 with first passage 14, first accepting groove 12, second accepting groove 13 of this second accepting groove 13.The bottom land of this first accepting groove 12 is provided with cylindrical protrusions 15, and this projection 15 offers the through hole 16 that is communicated with this first passage 12 to facilitate oil-feed, and this valve body 2 also offers the second channel 17 be communicated with this adjustment lower chamber 10 by this first passage 12.
Joint 1 is the oil-in of check valve 11, and one end of joint 1 is fixed in this first accepting groove 12, and its other end extends in outside this first accepting groove 12.Joint 1 offers host cavity 18 towards the side of this first accepting groove 12, and the side of joint 1 this first accepting groove 12 dorsad offers the oil input channel 19 communicated with this host cavity 18, and this oil input channel 19 is communicated with this adjustment upper cavity 9.In the present embodiment, joint 1 is formed in one structure, and joint 1 is fixed by some screws 23 and this valve body 2.
First steel ball 3 is housed in this host cavity 18, and is supported by this projection 15, and through hole 16 surface that this first steel ball 3 contacts with this projection 15 is fallen with the chamfering of sphere.
One end of plug 6 is fixed in this second accepting groove 13 in the mode screwed togather, and its other end extends in outside this second accepting groove 13.The side of plug 6 this second accepting groove 13 dorsad offers steam vent 20, and this plug 6 also offers the passage 21 be communicated with this second accepting groove 13 by this steam vent 20, and this plug 6 offers mounting groove 22 towards the side of this second accepting groove 13.In the present embodiment, plug 6 is formed in one structure.
Second steel ball 5 is housed in this second accepting groove 13, and is supported by this mounting groove 22, and mounting groove 22 surface that this second steel ball 5 contacts with this plug 6 is fallen with the chamfering of sphere.In the present embodiment, the centre of sphere of the first steel ball 3 and the second steel ball 5 is located along the same line.
Pad 4 is housed in the bottom land of this first accepting groove 12 and is set in this projection 15.This dust ring 7 is set on this plug 6 and seals this second accepting groove 13 when one end of plug 6 is fixed in this second accepting groove 13 in the mode screwed togather.
The check valve 11 of blocking mechanism in use, is fixed on screw 23 on the central dividing plate 8 of starting point adjustment, and is communicated with air cushion blocking mechanism lower chamber 10.When starting injection liquid force feed, backed out by plug 6, now, the second steel ball 5 falls with plug 6, and adjustment lower chamber 10 is in communication with the outside, and oiling is vented.Simultaneously due to gas pressure, make the first steel ball 3 upwards jack-up, be combined with joint 1, joint 1 disconnects.When plug 6 starts oil dripping, illustrate that blocking mechanism lower chamber 10 oil fills, upwards tighten plug 6, the second steel ball 5 is combined with valve body 2, and plug 6 is closed.This check valve 11 is mainly one-way throttle valve.When the upper lower piston that the pull bar by blocking mechanism pulls pumps, this check valve only by blocking mechanism upper cavity 9 to blocking mechanism lower chamber 10 oiling, otherwise throttling.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the check valve on punching machine air cushion adjustment blocking mechanism, it is characterized in that, it comprises:
Valve body, its first passage being provided with the first accepting groove, the second accepting groove and being communicated with this first accepting groove and this second accepting groove, this first accepting groove is opened on the relative both sides of this valve body with this second accepting groove respectively, the bottom land of this first accepting groove is provided with cylindrical protrusions, this cylindrical protrusions offers the through hole be communicated with this first passage, and this valve body also offers the second channel by this first passage and ft connection;
Joint, its one end is fixed in this first accepting groove, its other end extends in outside this first accepting groove, and this joint offers host cavity towards the side of this first accepting groove, and the side of this joint this first accepting groove dorsad offers the oil input channel communicated with this host cavity;
First steel ball, it is housed in this host cavity, and by this raised support, the through-hole surfaces of this first steel ball and this projection contacts is fallen with the chamfering of sphere;
Plug, its one end is fixed in this second accepting groove in the mode screwed togather, its other end extends in outside this second accepting groove, the side of this plug this second accepting groove dorsad offers steam vent, this plug also offers the passage be communicated with this second accepting groove by this steam vent, and this plug offers mounting groove towards the side of this second accepting groove;
Second steel ball, it is housed in this second accepting groove, and is supported by this mounting groove, and the mounting groove surface that this second steel ball contacts with this plug is fallen with the chamfering of sphere;
Pad, it is housed in the bottom land of this first accepting groove and is set in this projection.
2. the check valve on punching machine air cushion adjustment blocking mechanism as claimed in claim 1, is characterized in that: this joint is fixed by least one screw and this valve body.
3. the check valve on punching machine air cushion adjustment blocking mechanism as claimed in claim 1, is characterized in that: this joint is formed in one structure.
4. the check valve on punching machine air cushion adjustment blocking mechanism as claimed in claim 1, is characterized in that: this plug is formed in one structure.
5. the check valve on punching machine air cushion adjustment blocking mechanism as claimed in claim 1, is characterized in that: the centre of sphere of this first steel ball and this second steel ball is located along the same line.
6. the check valve on punching machine air cushion adjustment blocking mechanism as claimed in claim 1, it is characterized in that: this check valve also comprises dust ring, this dust ring is set on this plug and seals this second accepting groove when one end of plug is fixed in this second accepting groove in the mode screwed togather.
7. a punching machine, it comprises central dividing plate, the check valve that is positioned at the blocking mechanism upper cavity of the relative both sides of this central dividing plate and blocking mechanism lower chamber and is fixed on this central dividing plate, and it is characterized in that, this check valve comprises:
Valve body, it is arranged on this central dividing plate, this valve body is provided with the first accepting groove, the second accepting groove and is communicated with the first passage of this first accepting groove and this second accepting groove, this first accepting groove is opened on the relative both sides of this valve body with this second accepting groove respectively, the bottom land of this first accepting groove is provided with cylindrical protrusions, this cylindrical protrusions offers the through hole be communicated with this first passage, and this valve body also offers the second channel be communicated with this blocking mechanism lower chamber by this first passage;
Joint, its one end is fixed in this first accepting groove, its other end extends in outside this first accepting groove, this joint offers host cavity towards the side of this first accepting groove, the side of this joint this first accepting groove dorsad offers the oil input channel communicated with this host cavity, and this oil input channel is communicated with this blocking mechanism upper cavity;
First steel ball, it is housed in this host cavity, and by this raised support, the through-hole surfaces of this first steel ball and this projection contacts is fallen with the chamfering of sphere;
Plug, its one end is fixed in this second accepting groove in the mode screwed togather, its other end extends in outside this second accepting groove, the side of this plug this second accepting groove dorsad offers steam vent, this plug also offers the passage be communicated with this second accepting groove by this steam vent, and this plug offers mounting groove towards the side of this second accepting groove;
Second steel ball, it is housed in this second accepting groove, and is supported by this mounting groove, and the mounting groove surface that this second steel ball contacts with this plug is fallen with the chamfering of sphere;
Pad, it is housed in the bottom land of this first accepting groove and is set in this projection.
8. punching machine as claimed in claim 7, is characterized in that: this joint is fixed by least one screw and this valve body.
9. punching machine as claimed in claim 7, is characterized in that: this joint is formed in one structure, and this plug is formed in one structure, and the centre of sphere of this first steel ball and this second steel ball is located along the same line.
10. punching machine as claimed in claim 7, it is characterized in that: this check valve also comprises dust ring, this dust ring is set on this plug and seals this second accepting groove when one end of plug is fixed in this second accepting groove in the mode screwed togather.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310046030.1A CN103144347B (en) | 2013-02-06 | 2013-02-06 | Check valve on air cushion regulation locking mechanism of mechanical press and mechanical press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310046030.1A CN103144347B (en) | 2013-02-06 | 2013-02-06 | Check valve on air cushion regulation locking mechanism of mechanical press and mechanical press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103144347A CN103144347A (en) | 2013-06-12 |
| CN103144347B true CN103144347B (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310046030.1A Active CN103144347B (en) | 2013-02-06 | 2013-02-06 | Check valve on air cushion regulation locking mechanism of mechanical press and mechanical press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103144347B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117565456B (en) * | 2024-01-12 | 2024-03-26 | 济南昊中自动化有限公司 | Screw press with autoloading function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3661167A (en) * | 1970-05-25 | 1972-05-09 | A & D Fabricating Co | Chemical feed pump with improved valve means |
| US5002662A (en) * | 1988-09-07 | 1991-03-26 | Spectra-Physics, Inc. | Check valve |
| CN202203647U (en) * | 2011-08-10 | 2012-04-25 | 浙江超润润滑元件有限公司 | Oil outlet one-way valve of grease pump |
| CN202501053U (en) * | 2011-12-23 | 2012-10-24 | 中国航天科技集团公司第六研究院第十一研究所 | Long-life redundancy seal gas charging valve |
| CN202708219U (en) * | 2012-07-03 | 2013-01-30 | 深圳市元征科技股份有限公司 | One-way valve module for integrated pipeline module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3754757B2 (en) * | 1996-06-24 | 2006-03-15 | 株式会社 神崎高級工機製作所 | Hydraulic pump unit for outboard motor |
-
2013
- 2013-02-06 CN CN201310046030.1A patent/CN103144347B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3661167A (en) * | 1970-05-25 | 1972-05-09 | A & D Fabricating Co | Chemical feed pump with improved valve means |
| US5002662A (en) * | 1988-09-07 | 1991-03-26 | Spectra-Physics, Inc. | Check valve |
| CN202203647U (en) * | 2011-08-10 | 2012-04-25 | 浙江超润润滑元件有限公司 | Oil outlet one-way valve of grease pump |
| CN202501053U (en) * | 2011-12-23 | 2012-10-24 | 中国航天科技集团公司第六研究院第十一研究所 | Long-life redundancy seal gas charging valve |
| CN202708219U (en) * | 2012-07-03 | 2013-01-30 | 深圳市元征科技股份有限公司 | One-way valve module for integrated pipeline module |
Non-Patent Citations (1)
| Title |
|---|
| 周树等.拉伸垫的修理.《实用设备修理技术》.湖南科学技术出版社,1996,(第1版),第543-536页. * |
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| Publication number | Publication date |
|---|---|
| CN103144347A (en) | 2013-06-12 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Hefei economic and Technological Development Zone, Anhui, Ziyun Patentee after: Hefei forging intelligent manufacturing Limited by Share Ltd Address before: 230601 Hefei economic and Technological Development Zone, Anhui, Ziyun Patentee before: Hefei Metalforming Machine Tool Co., Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Check valve on air cushion regulation locking mechanism of mechanical press and mechanical press Effective date of registration: 20190318 Granted publication date: 20150429 Pledgee: Hefei Garden Street Branch of Huizhou merchant bank Pledgor: Hefei forging intelligent manufacturing Limited by Share Ltd Registration number: 2019340000145 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200409 Granted publication date: 20150429 Pledgee: Hefei Garden Street Branch of Huizhou merchant bank Pledgor: HEFEI METALFORMING INTELLIGENT MANUFACTURING Co.,Ltd. Registration number: 2019340000145 |