CN110842516B - Closing-in tool and closing-in method for filling valve - Google Patents
Closing-in tool and closing-in method for filling valve Download PDFInfo
- Publication number
- CN110842516B CN110842516B CN201911142869.9A CN201911142869A CN110842516B CN 110842516 B CN110842516 B CN 110842516B CN 201911142869 A CN201911142869 A CN 201911142869A CN 110842516 B CN110842516 B CN 110842516B
- Authority
- CN
- China
- Prior art keywords
- closing
- tool
- filling valve
- sleeve
- threaded
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a closing-in tool and a closing-in method for a filling valve, wherein the closing-in tool comprises a pressing sleeve, a threaded sleeve, a spring, a threaded cover and a top block, wherein: the pressure sleeve is a revolving body, the threaded sleeve is installed on the left side of the pressure sleeve, the right end of the threaded sleeve is provided with the ejector block, the left end of the threaded sleeve is provided with the threaded cover, the spring is arranged between the threaded cover and the ejector block, and the right side of the pressure sleeve is provided with an inclined edge and a plane which are used for being matched with the shell receiving end of the filling valve. Compared with the prior art, the invention has the following positive effects: when the closing tool is used, the inclined surface and the plane of the inner cavity of the pressing sleeve are matched with the shell, and the valve shell is closed in one step by using a press machine. Compared with the closing tool in the prior art, the appearance, closing mode and closing strength are obviously improved, the processing quality and efficiency are greatly improved, and the labor intensity of operators is reduced.
Description
Technical Field
The invention belongs to the field of tool design, and particularly relates to a closing tool and a closing method for a shell part with a main structure of a thin-wall cylinder.
Background
In the valve field, the thin-walled cylindrical shell is a very common part in the valve product, and after the valve component and the spring are assembled into the shell in the valve assembling process, the position of the bottom plate is fixed by closing up the part, and the structure is shown in fig. 1 and comprises: the shell 11, the valve component 12, the spring 13, the bottom plate 14, the closing 15, etc. can be seen from the figure that the spring force is overcome when closing, so as to ensure that the form and position tolerance of the matching surface of the shell and the valve component is kept unchanged, and if the closing is not proper, the thin wall of the shell is broken or the indentation of the valve core is deflected, thereby affecting the sealing performance of the valve.
The existing tool for closing up the valve has the defects in structure and appearance. The existing closing-in tool comprises a conical barrel and a flat plate, and is completed through three steps of pre-positioning, conical barrel pressing and flat plate pressing, the outer surface of the existing closing-in tool is protected by plastic cloth or silk cloth in order to prevent parts from being damaged, and a mallet manual closing-in mode is adopted in the operation process. This approach has the following drawbacks: 1) the closing quality of the valve is unstable, and the closing efficiency is low; 2) in the closing process, parts are easy to damage, and the requirement on the skill of an operator is high 3) the valve strictly controls the excess, but the excess is easy to generate while the valve is protected by plastic cloth and silk cloth. Therefore, in order to overcome the defects of the existing tool, the closing-up tool needs to be optimized urgently, and the quality of the valve is ensured.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the closing tool and the closing method of the filling valve, the working efficiency is high, the operation is simple, the positioning is reliable, the quality is stable, the universality is certain, meanwhile, the surface of a part is not damaged, and no excess is generated in the closing process.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a close-up frock of filling valve, includes pressing cover, swivel nut, spring, spiral shell lid and kicking block, wherein: the pressure sleeve is a revolving body, the threaded sleeve is installed on the left side of the pressure sleeve, the right end of the threaded sleeve is provided with the ejector block, the left end of the threaded sleeve is provided with the threaded cover, the spring is arranged between the threaded cover and the ejector block, and the right side of the pressure sleeve is provided with an inclined edge and a plane which are used for being matched with the shell receiving end of the filling valve.
The invention also provides a closing method of the filling valve, which comprises the following steps:
step one, assembling a closing tool:
screwing the threaded sleeve into the pressing sleeve, arranging a top block and a spring in the threaded sleeve, and screwing the threaded sleeve into the threaded cover;
step two, adjusting the spring force of the closing tool:
before the closing tool is used, the distance between the screw cap and the top block is adjusted through the straight groove at the tail of the screw cap, and the spring force is adjusted to be 6N;
step three, assembling a filling valve and a closing tool:
the large end of the shell of the filling valve is downward, a valve core assembly, a spring and a bottom plate of the filling valve are arranged, and then a closing-in tool is arranged, so that a top block of the closing-in tool is tightly attached to the bottom plate of the filling valve, and the bottom plate of the filling valve is ensured to be tightly attached to the bottom surface of the shell;
step four, closing up of a filling valve:
and putting the assembled filling valve and the closing-in tool into a press machine, so that the closing-in end of the shell is firstly contacted with the bevel edge of the pressing sleeve, slowly shrinks and then is contacted with the plane, and the thin-wall end of the shell of the filling valve is ensured to generate plastic deformation under the action of pressure, thereby completing the closing-in work.
Compared with the prior art, the invention has the following positive effects:
when the closing tool is used, the inclined surface and the plane of the inner cavity of the pressing sleeve are matched with the shell, and the valve shell is closed in one step by using a press machine. Compared with the closing tool in the prior art, the appearance, closing mode and closing strength are obviously improved, the processing quality and efficiency are greatly improved, and the labor intensity of operators is reduced.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of a fill valve;
fig. 2 is a schematic structural diagram of the necking tool of the present invention, wherein the reference numerals are as follows: 1-pressing sleeve, 2-threaded sleeve, 3-spring, 4-threaded cover, 5-top block, 6-closing port, 7-closing tool and 8-filling valve;
FIG. 3 is an enlarged view of a detail of the closure;
fig. 4 is a schematic structural view of the press sleeve 1;
fig. 5 is a schematic structural view of the screw sleeve 2;
fig. 6 is a schematic structural view of the screw cap 4;
fig. 7 is a schematic structural view of the top block 5;
fig. 8 is a schematic structural view of the spring 3;
figure 9 is a press sleeve critical dimension diagram.
Detailed Description
As shown in fig. 2, the necking tool of the present invention includes: pressing sleeve 1, swivel nut 2, spring 3, spiral shell lid 4, kicking block 5 etc. wherein:
as shown in fig. 3 and 4, the pressing sleeve 1 is a main body part of the whole closing tool and is a revolving body, and the left side of the inner form is provided with the rest components of the closing tool, so that the bottom plate is tightly attached to the shell in the closing process. The right side of the shell is matched with the shell closing end of the filling valve 8, and the inclined plane and the plane are arranged, so that when closing, the shell closing end is contacted with the inclined plane first, slowly shrinks and then is contacted with the plane, closing work is completed, and the shell is prevented from being rapidly deformed to cause fracture in the closing process.
As shown in fig. 5, the threaded sleeve 2 is in threaded connection with the pressing sleeve 1 and is used for connecting a threaded cover 4 to ensure that the top block 5 slides in the inner cavity.
As shown in fig. 6, the screw cap 4 is in threaded connection with the screw sleeve 2, and a straight groove is formed at the tail of the screw cap for adjusting the relative position between the screw cap and the screw sleeve and changing the spring force.
As shown in fig. 7, the top block 5 slides inside the threaded sleeve 2 under the action of the spring force, and is used for compressing the bottom plate in the closing process, and meanwhile, the bottom plate cannot deform due to the action of the tool when the closing is ensured by the design of the spring 3.
As shown in fig. 8, the spring 3 is installed between the screw cap 4 and the top block 5 for adjusting the position of the top block.
As shown in fig. 9, the press sleeve 1 has the following critical dimensions: right side phi of the pressing sleeve
The bevel edge is in clearance fit with the excircle at the bottom end of the phi 18 of the shell, and the angle of the bevel edge is 100 degrees. The distance between the inner plane of the pressing sleeve and the root of the bevel edge is 0.5mm so as to leave a closing space for the shell. The thin-wall end of the shell is deformed twice when closing up, is extruded by the bevel edge to deform inwards once, and then meets the plane, and the thin-wall end is pressed in place.
When the screw sleeve is installed, the screw sleeve 2 is screwed into the pressing sleeve 1, the jacking block 5 and the spring 3 are installed, and finally the screw cover 4 is screwed in, so that the assembly of the closing-up tool is completed. Before the tool is used, the distance between the screw cap 4 and the top block 5 can be adjusted through the straight groove at the tail of the screw cap 4, so that the spring force is adjusted to be about 6N.
When the filling valve is closed, the big end of the filling valve shell is downward, the valve core assembly, the spring and the bottom plate are arranged, and the closing tool is placed in, so that the top block 5 of the closing tool is tightly attached to the bottom plate, and the bottom plate is ensured to be tightly attached to the bottom surface of the shell. Meanwhile, the design of the spring between the top block 5 and the screw cap 4 ensures that the bottom plate is not deformed in pressing.
And (4) putting the assembled filling valve and the closing-up tool into a press machine, and plastically deforming the thin-wall end of the valve shell under the action of pressure to finish closing-up work. The filling valve is made of stainless steel and aluminum, wherein: the closing pressure of the aluminum piece is 50N, and the closing pressure of the stainless steel material is 70N.
The tool realizes one-time closing, ensures the closing quality of the valve, does not need plastic cloth or silk cloth to protect the surface of a part, and prevents generation of redundant substances.
Claims (6)
1. The utility model provides a close up frock of filling valve which characterized in that: including pressing cover, swivel nut, spring, spiral shell lid and kicking block, wherein: the pressure sleeve is a revolving body, a threaded sleeve is installed on the left side of the pressure sleeve, the threaded sleeve is in threaded connection with the pressure sleeve, a top block is arranged at the right end of the threaded sleeve, a threaded cap is arranged at the left end of the threaded sleeve, the threaded cap is in threaded connection with the threaded sleeve, a spring is arranged between the threaded cap and the top block, a straight groove is formed in the tail of the threaded cap, and an inclined edge and a plane are arranged on the right side of the pressure sleeve and used for being matched with a shell receiving end of a filling valve;
the closing-up method for filling the valve by adopting the closing-up tool comprises the following steps:
step one, assembling a closing tool:
screwing the threaded sleeve into the pressing sleeve, arranging a top block and a spring in the threaded sleeve, and screwing the threaded sleeve into the threaded cover;
step two, adjusting the spring force of the closing tool:
before the closing tool is used, the distance between the screw cap and the top block is adjusted through the straight groove at the tail of the screw cap, and the spring force is adjusted to be 6N;
step three, assembling a filling valve and a closing tool:
the large end of the shell of the filling valve is downward, a valve core assembly, a spring and a bottom plate of the filling valve are arranged, and then a closing-in tool is arranged, so that a top block of the closing-in tool is tightly attached to the bottom plate of the filling valve, and the bottom plate of the filling valve is ensured to be tightly attached to the bottom surface of the shell;
step four, closing up of a filling valve:
putting the assembled filling valve and closing-in tool into a press machine, enabling the closing-in end of the shell to contact with the bevel edge of the pressing sleeve firstly, slowly shrinking and then contacting with the plane, ensuring that the thin-walled end of the filling valve shell is subjected to plastic deformation under the action of pressure, and completing closing-in work; the thin-wall end of the shell is deformed twice when closing up, is extruded by the bevel edge to deform inwards once, and then meets the plane, and the thin-wall end is pressed in place.
2. The close-up tool for the filling valve according to claim 1, characterized in that: the right side of the pressing sleeve is in clearance fit with the outer circle of the bottom end phi 18 of the shell of the filling valve.
3. The close-up tool for the filling valve according to claim 1, characterized in that: the bevel angle of the pressing sleeve is 100 degrees.
4. The close-up tool for the filling valve according to claim 1, characterized in that: the distance between the inner plane of the pressing sleeve and the root of the bevel edge is 0.5 mm.
5. The close-up tool for the filling valve according to claim 1, characterized in that: when the filling valve is made of aluminum, the closing-in pressure of the press is set to be 50N.
6. The close-up tool for the filling valve according to claim 1, characterized in that: when the filling valve is made of stainless steel, the closing-in pressure of the press is set to be 70N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911142869.9A CN110842516B (en) | 2019-11-20 | 2019-11-20 | Closing-in tool and closing-in method for filling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911142869.9A CN110842516B (en) | 2019-11-20 | 2019-11-20 | Closing-in tool and closing-in method for filling valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110842516A CN110842516A (en) | 2020-02-28 |
| CN110842516B true CN110842516B (en) | 2021-07-13 |
Family
ID=69603287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911142869.9A Active CN110842516B (en) | 2019-11-20 | 2019-11-20 | Closing-in tool and closing-in method for filling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110842516B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115464396A (en) * | 2022-10-18 | 2022-12-13 | 成都中科注能科技股份有限公司 | Automatic high accuracy assembly system of valve |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1332461A (en) * | 1971-04-19 | 1973-10-03 | Foster Wheeler Brown Boilers | Tube expanding devices |
| US4034593A (en) * | 1976-04-09 | 1977-07-12 | The Weatherhead Company | Crimping machine with automatic swing open pushers |
| CN204430022U (en) * | 2015-01-20 | 2015-07-01 | 青岛力克川液压机械有限公司 | One-time formed plunger closing device |
| CN205147163U (en) * | 2015-09-18 | 2016-04-13 | 北京博曼迪汽车科技有限公司 | Binding off frock |
| CN205165610U (en) * | 2015-12-14 | 2016-04-20 | 贵州红林机械有限公司 | Combination close device |
| CN207414197U (en) * | 2017-10-12 | 2018-05-29 | 台州市华丰空调阀门有限公司 | A kind of shut-off valve necking machine |
| CN207414188U (en) * | 2017-10-12 | 2018-05-29 | 台州市华丰空调阀门有限公司 | A kind of necking machine of air-conditioner stop valve |
| CN207642605U (en) * | 2017-12-04 | 2018-07-24 | 宜宾三江机械有限责任公司 | A kind of tooling to close up for hydraulic control valve punching point |
| CN209288128U (en) * | 2018-12-06 | 2019-08-23 | 江苏省埃迪机电设备实业有限公司 | A kind of more specification bellows closing-in moulds |
| CN209654729U (en) * | 2018-12-04 | 2019-11-19 | 昆山莱恒洁净材料有限公司 | A kind of valve mechanism of port necking setting |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3808868A (en) * | 1973-01-04 | 1974-05-07 | United Can Co | Pilot construction for necking die assembly |
| DE20120204U1 (en) * | 2001-12-13 | 2003-04-17 | Klauke Gmbh Gustav | Hydraulic pressing device comprises a hydraulic pump, a moving part, a fixed part, and a non-return valve acting as an over pressure valve |
| JP2003305524A (en) * | 2002-04-09 | 2003-10-28 | Fuji Oozx Inc | Method of manufacturing engine valve |
| CN101428385B (en) * | 2007-11-06 | 2011-06-15 | 贵州红林机械有限公司 | Non-pressure sleeve pressing process |
| CN103433439B (en) * | 2013-08-26 | 2015-09-09 | 宁夏共享集团有限责任公司 | A kind of pressure check frock of straight shape of the mouth as one speaks chamber |
| CN204486614U (en) * | 2014-12-18 | 2015-07-22 | 河南北方星光机电有限责任公司 | Closing device |
| JP6707999B2 (en) * | 2016-06-09 | 2020-06-10 | いすゞ自動車株式会社 | Crimping machine |
| CN206145220U (en) * | 2016-11-08 | 2017-05-03 | 多立恒（北京）能源技术股份公司 | Gas bottle valve door and binding off structure thereof |
| CN106475762B (en) * | 2016-12-08 | 2018-12-18 | 芜湖全程智能科技有限公司 | The assembly method of ABS solenoid valve transition sleeve closing in component and valve pocket |
| CN107900231B (en) * | 2017-11-13 | 2019-04-23 | 杭州同筹网络科技有限公司 | A kind of riveting equipment for electric motor end cap and electric power pipe fitting |
| CN208195469U (en) * | 2018-05-07 | 2018-12-07 | 成都安好精工机械股份有限公司 | A kind of unilateral side closing device |
-
2019
- 2019-11-20 CN CN201911142869.9A patent/CN110842516B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1332461A (en) * | 1971-04-19 | 1973-10-03 | Foster Wheeler Brown Boilers | Tube expanding devices |
| US4034593A (en) * | 1976-04-09 | 1977-07-12 | The Weatherhead Company | Crimping machine with automatic swing open pushers |
| CN204430022U (en) * | 2015-01-20 | 2015-07-01 | 青岛力克川液压机械有限公司 | One-time formed plunger closing device |
| CN205147163U (en) * | 2015-09-18 | 2016-04-13 | 北京博曼迪汽车科技有限公司 | Binding off frock |
| CN205165610U (en) * | 2015-12-14 | 2016-04-20 | 贵州红林机械有限公司 | Combination close device |
| CN207414197U (en) * | 2017-10-12 | 2018-05-29 | 台州市华丰空调阀门有限公司 | A kind of shut-off valve necking machine |
| CN207414188U (en) * | 2017-10-12 | 2018-05-29 | 台州市华丰空调阀门有限公司 | A kind of necking machine of air-conditioner stop valve |
| CN207642605U (en) * | 2017-12-04 | 2018-07-24 | 宜宾三江机械有限责任公司 | A kind of tooling to close up for hydraulic control valve punching point |
| CN209654729U (en) * | 2018-12-04 | 2019-11-19 | 昆山莱恒洁净材料有限公司 | A kind of valve mechanism of port necking setting |
| CN209288128U (en) * | 2018-12-06 | 2019-08-23 | 江苏省埃迪机电设备实业有限公司 | A kind of more specification bellows closing-in moulds |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110842516A (en) | 2020-02-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110842516B (en) | Closing-in tool and closing-in method for filling valve | |
| CN203751772U (en) | Rapid hold-down device | |
| CN110508661B (en) | Thin-wall annular piece forming method and die thereof | |
| CN102699190B (en) | Flange mould system of shell branch hole of high-voltage switch | |
| CN211162983U (en) | Tool for machining inner cavity of thin-wall straight-barrel shell | |
| CN210548196U (en) | Novel engine gear ring finish turning inner hole clamp | |
| CN202655468U (en) | High-voltage switch housing branch hole flanging die device | |
| CN213079758U (en) | Hemispherical part drawing stamping die | |
| CN210307521U (en) | Combined clamp for adjusting booster master cylinder ejector rod assembly | |
| CN210703622U (en) | Positioning and clamping device for high-precision square groove slotting | |
| CN208083923U (en) | Die head threading machine hydraulic chuck | |
| CN109590499B (en) | Machining method for inner hole of machine shell | |
| CN107052856B (en) | Clamp for one-time clamping and forming of flange edge of resin optical spherical cover and processing method | |
| CN206425858U (en) | A kind of direct-pulling type hydraulically operated fixture | |
| CN110757205A (en) | Tool for machining inner cavity of thin-wall straight-barrel shell | |
| CN218946055U (en) | Expansion-pressing composite forming device for forming small round corner features of thin-wall part | |
| CN211588795U (en) | Clamping device for gear grinding of planetary mechanism gear of lifting platform speed reducer | |
| CN217530699U (en) | HCU valve body and solenoid valve pressure equipment structure in hydraulic pressure ABS | |
| CN212144669U (en) | Machining device for sliding seat | |
| CN111151624B (en) | Flexible forming device and method for sealing cone | |
| CN112453456B (en) | Processing and positioning device for hub end cover of thin-wall electric friction wheel | |
| CN203679090U (en) | Edge covering device for lock cylinder trim cover | |
| CN218253975U (en) | Telescopic positioning processing jig for engine exhaust pipe | |
| CN211839859U (en) | Stamping die bullet material device | |
| CN213531107U (en) | Hydraulic hobbing clamp for driven gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |