CN208764214U - A kind of time lagged type nitrogen gas spring - Google Patents
A kind of time lagged type nitrogen gas spring Download PDFInfo
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- CN208764214U CN208764214U CN201821521146.0U CN201821521146U CN208764214U CN 208764214 U CN208764214 U CN 208764214U CN 201821521146 U CN201821521146 U CN 201821521146U CN 208764214 U CN208764214 U CN 208764214U
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- Prior art keywords
- sleeve
- bottom cover
- cylinder barrel
- pneumatic operated
- operated valve
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 229910001873 dinitrogen Inorganic materials 0.000 title claims abstract description 25
- 238000005461 lubrication Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- 238000004080 punching Methods 0.000 description 9
- 238000003860 storage Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses a kind of time lagged type nitrogen gas springs, including air tube connection ports, air rammer, bottom cover, cylinder barrel, check valve, lower guide sleeve, upper guide bush, first lubrication guidance tape, plunger rod, threaded hole, dustband, circlip, second lubrication guidance tape, central seal guide rod, first venthole, second venthole, fixing seat, first pneumatic operated valve, second pneumatic operated valve, sliding sleeve, fixes sleeve, fixed block and sliding slot, the bottom of the cylinder barrel is equipped with bottom cover, the side of the bottom cover offers sliding slot, the inside of the sliding slot is equipped with air rammer, the side of the air rammer is provided with air tube connection ports, the other side of the air rammer is by being welded with fixed block, the bottom cover has been internally embedded fixes sleeve, the inside of the fixes sleeve is equipped with sliding sleeve, it is pneumatic that the side of the sliding sleeve is provided with second Valve, the utility model have the characteristics that easy to operate and practical.
Description
Technical field
The utility model relates to nitrogen gas spring technical field, specially a kind of time lagged type nitrogen gas spring.
Background technique
Time lagged type nitrogen gas spring is a kind of using high pressure nitrogen as the elastic parts of working media.Time lagged type nitrogen gas spring
The moment rebound for effectively solving nitrogen gas spring is affected to the size and appearance and intensity of product, raw in the punching press of traditional moulds
In production, when punching machine bottom dead centre starts backhaul, the moment of nitrogen gas spring is sprung back, and easily influences the pressure maintaining molding effect of stamped part.
And in existing time lagged type nitrogen gas spring, there is a problem of that complicated for operation and practicability is weak.In real work
Cheng Zhong reduces its working efficiency since its is complicated for operation；Simultaneously because its return stroke inconvenience controls, easily product is caused to damage
It is bad, greatly reduce practicability.Therefore, it is necessary for designing one kind time lagged type nitrogen gas spring easy to operate and practical
's.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of time lagged type nitrogen gas spring
Problem.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: a kind of time lagged type nitrogen gas spring, packet
Include air tube connection ports, air rammer, bottom cover, cylinder barrel, check valve, lower guide sleeve, upper guide bush, first lubrication guidance tape, plunger rod,
Threaded hole, dustband, circlip, second lubrication guidance tape, central seal guide rod, the first venthole, the second venthole, fixing seat,
First pneumatic operated valve, the second pneumatic operated valve, sliding sleeve, fixes sleeve, fixed block and sliding slot, the bottom of the cylinder barrel are equipped with bottom cover, institute
The side for stating bottom cover offers sliding slot, and the inside of the sliding slot is equipped with air rammer, and the side of the air rammer is provided with
Air tube connection ports, by being welded with fixed block, being internally embedded for the bottom cover is solid for the other side of the air rammer
Determine sleeve, the inside of the fixes sleeve is equipped with sliding sleeve, and the side of the sliding sleeve is provided with the second pneumatic operated valve, and second is pneumatic
One end of valve passes through sliding sleeve, and the side of second pneumatic operated valve is provided with the first pneumatic operated valve, and the outer wall of the fixes sleeve is uniform
The second venthole is offered, the top side of the bottom cover offers the first venthole, installs at the top center of the bottom cover
Have a central seal guide rod, the bottom of the central seal guide rod is equipped with fixing seat, the central seal guide rod and cylinder barrel it is interior
It is provided with check valve between wall, the second lubrication guidance tape, the central seal guide rod are provided between the check valve and cylinder barrel
Outside be socketed with plunger rod, and central seal guide rod and plunger rod are fit structure, and the outside of the plunger rod is socketed respectively
There are lower guide sleeve and upper guide bush, the first lubrication guidance tape, the upper guide bush and plunger are provided between the lower guide sleeve and plunger rod
It is provided with dustband between bar, circlip, the top center of the plunger rod are connected between the upper guide bush and the inner wall of cylinder barrel
Place offers threaded hole.
Further, the inside of the cylinder barrel is filled with nitrogen.
Further, the bottom center of the bottom cover offers through-hole, and one end of through-hole is provided with sealing cover.
Further, the junction of the lower guide sleeve and central seal guide rod and plunger rod is provided with y-type seal ring, and
The junction of bottom cover and lower guide sleeve and cylinder barrel is provided with O-ring seal.
Further, the inside of the central seal guide rod and fixing seat offers cavity.
Compared with prior art, the utility model beneficial effect achieved is: the utility model, by being provided with air
The components such as tube connection ports, air rammer, cylinder barrel and plunger rod are opened for realizing delay backhaul function by using external pneumatic
It closes valve control external source of air and enters cylinder barrel, making product, external pneumatic switch valve is opened always in air-suction state at work,
Air rammer is travelled forward by air thrust drives the first pneumatic operated valve and the second pneumatic operated valve to contact, and under punching machine punching press effect,
Plunger rod is forced to move downward, under the action of check valve, the upper sealing air storage chamber that cylinder barrel, check valve and lower guide sleeve are formed, cylinder
The lower sealing air storage chamber that cylinder, check valve and bottom cover are formed, when mould punching product is completed, time lagged type nitrogen gas spring keeps static,
When control external pneumatic switch valve is exhausted work, the nitrogen of upper air storage chamber by reaching lower air storage chamber, at this time plunger rod by
Pressure moves upwards, while product being driven to move upwards, and delay working can be completed, and structure is simple and easy to operate, convenient for mentioning
The convenience of lift operations promotes its working effect；By being provided with air tube connection ports, the first pneumatic operated valve and the second pneumatic operated valve
Equal components, by controlling exhaust work, control return interval length with this, are easy to implement delay bullet for controlling return interval
Spring delay backhaul function, and this product can be used piping connection and is used in series, convenient for promoting the practicality.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the overall work status diagram of the utility model；
In figure: 1, air tube connection ports；2, air rammer；3, bottom cover；4, cylinder barrel；5, check valve；6, lower guide sleeve；7, it is led on
Set；8, the first lubrication guidance tape；9, plunger rod；10, threaded hole；11, dustband；12, circlip；13, the second lubrication guidance tape；
14, central seal guide rod；15, the first venthole；16, the second venthole；17, fixing seat；18, the first pneumatic operated valve；19, the second gas
Dynamic valve；20, sliding sleeve；21, fixes sleeve；22, fixed block；23, sliding slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of time lagged type nitrogen gas spring, including air hose
Connector 1, air rammer 2, bottom cover 3, cylinder barrel 4, check valve 5, lower guide sleeve 6, upper guide bush 7, first lubricate guidance tape 8, plunger rod
9, threaded hole 10, dustband 11, circlip 12, second lubricate guidance tape 13, central seal guide rod 14, the first venthole 15, second
Venthole 16, fixing seat 17, the first pneumatic operated valve 18, the second pneumatic operated valve 19, sliding sleeve 20, fixes sleeve 21, fixed block 22 and sliding slot
23, the bottom of cylinder barrel 4 is equipped with bottom cover 3, and the side of bottom cover 3 offers sliding slot 23, and the inside of sliding slot 23 is equipped with air rammer
2, the side of air rammer 2 is provided with air tube connection ports 1, the other side of air rammer 2 by being welded with fixed block 22,
Bottom cover 3 has been internally embedded fixes sleeve 21, and the inside of fixes sleeve 21 is equipped with sliding sleeve 20, and the side of sliding sleeve 20 is provided with
Two pneumatic operated valves 19, and one end of the second pneumatic operated valve 19 passes through sliding sleeve 20, the side of the second pneumatic operated valve 19 is provided with the first pneumatic operated valve
18, the outer wall of fixes sleeve 21 is uniformly provided with the second venthole 16, and the top side of bottom cover 3 offers the first venthole 15,
Central seal guide rod 14 is installed, the bottom of central seal guide rod 14 is equipped with fixing seat 17, center at the top center of bottom cover 3
It is provided with check valve 5 between sealing guide rod 14 and the inner wall of cylinder barrel 4, the second lubrication guiding is provided between check valve 5 and cylinder barrel 4
Band 13, the outside of central seal guide rod 14 is socketed with plunger rod 9, and central seal guide rod 14 and plunger rod 9 are fit structure, column
The outside of stopper rod 9 is respectively sleeved on lower guide sleeve 6 and upper guide bush 7, and the first lubrication guiding is provided between lower guide sleeve 6 and plunger rod 9
Band 8 is provided with dustband 11, circlip 12 is connected between upper guide bush 7 and the inner wall of cylinder barrel 4 between upper guide bush 7 and plunger rod 9,
Threaded hole 10 is offered at the top center of plunger rod 9, the inside of cylinder barrel 4 is filled with nitrogen, convenient for improving the stationarity of work,
The bottom center of bottom cover 3 offers through-hole, and one end of through-hole is provided with sealing cover, convenient for central seal guide rod 14 and fixes
The installation of seat 17 is fixed, and lower guide sleeve 6 and central seal guide rod 14 and the junction of plunger rod 9 are provided with y-type seal ring, and bottom
The junction of lid 3 and lower guide sleeve 6 and cylinder barrel 4 is provided with O-ring seal, just with raising sealing performance, prevents nitrogen from leaking outside, in
The inside of heart sealing guide rod 14 and fixing seat 17 offers cavity, convenient for gas out of central seal guide rod 14 and fixing seat 17
Portion's export；When nitrogen gas spring work, it will be passed through external high pressure air at air tube connection ports 1, and switch using external pneumatic
Valve controls air-source air inlet and exhaust, and air-source uses air hose as defeated load tool, and air hose is connected to product air hose
Connector 1, product at work, open always in air-suction state by external pneumatic switch valve, air rammer 2 by air thrust to
Preceding movement drives fixed block 22 to move, so that the second pneumatic operated valve 19 be driven to push forward, keeps the second pneumatic operated valve 19 and first pneumatic
Valve 18 contacts, and nitrogen is compressed inside nitrogen gas spring, while under punching machine punching press effect, driven mold works downwards, forces column
Stopper rod 9 moves downward, and at this time under the action of check valve 5, the inside of cylinder barrel 4 forms upper-lower seal air storage chamber, i.e. cylinder barrel 4, list
It is formed by upper sealing air storage chamber to valve 5 and lower guide sleeve 6, cylinder barrel 4, check valve 5 and bottom cover 3 are formed by lower sealing air storage chamber,
Since external pneumatic switch valve is in air-suction state, the first pneumatic operated valve 18 and the second pneumatic operated valve 19 remain sealing state, when
Mould punching product is completed, and punching machine runs up reset, while upper mould also moves upwards, and time lagged type nitrogen gas spring is protected at this time
Static state is held, so that stamped part also remains stationary state, when work, the second pneumatic operated valve is exhausted in control external pneumatic switch valve
19 not pressure by air rammer 2, separate with the first pneumatic operated valve 18 so that the second pneumatic operated valve 19 be made to move backward, are delayed at this time
The nitrogen of air storage chamber is by central seal guide rod 14 and fixing seat 17 on type nitrogen gas spring, then successively by the second pneumatic operated valve 19,
First pneumatic operated valve 18, the second venthole 16 and the first venthole 15 reach lower air storage chamber, and plunger rod 9 is pressurized and is transported upwards at this time
It is dynamic, while product being driven to move upwards, one action can be completed, structure is simple and easy to operate, convenient for promoting operation
Convenience promotes its working effect；Work is exhausted by controlling external pneumatic switch valve in the time lagged type nitrogen gas spring simultaneously
Make, return interval length is controlled with this, realizes delay spring delay backhaul function, and this product can be used piping connection and be gone here and there
Connection uses, convenient for promoting the practicality.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of time lagged type nitrogen gas spring, including it is air tube connection ports (1), air rammer (2), bottom cover (3), cylinder barrel (4), unidirectional
Valve (5), lower guide sleeve (6), upper guide bush (7), first lubrication guidance tape (8), plunger rod (9), threaded hole (10), dustband (11),
Circlip (12), central seal guide rod (14), the first venthole (15), the second venthole (16), is consolidated the second lubrication guidance tape (13)
Reservation (17), the first pneumatic operated valve (18), the second pneumatic operated valve (19), sliding sleeve (20), fixes sleeve (21), fixed block (22) and sliding slot
(23), it is characterised in that: the bottom of the cylinder barrel (4) is equipped with bottom cover (3), and the side of the bottom cover (3) offers sliding slot
(23), the inside of the sliding slot (23) is equipped with air rammer (2), and the side of the air rammer (2) is provided with air hose company
Interface (1), the other side of the air rammer (2) are internally embedded by being welded with fixed block (22), bottom cover (3)
Have fixes sleeve (21), the inside of the fixes sleeve (21) is equipped with sliding sleeve (20), and the side of the sliding sleeve (20) is provided with
Second pneumatic operated valve (19), and one end of the second pneumatic operated valve (19) passes through sliding sleeve (20), the side of second pneumatic operated valve (19) is set
It is equipped with the first pneumatic operated valve (18), the outer wall of the fixes sleeve (21) is uniformly provided with the second venthole (16), the bottom cover (3)
Top side offer the first venthole (15), central seal guide rod (14) are installed at the top center of the bottom cover (3),
The bottom of the central seal guide rod (14) is equipped with fixing seat (17), and the central seal guide rod (14) is interior with cylinder barrel (4)
It is provided between wall check valve (5), the second lubrication guidance tape (13) is provided between the check valve (5) and cylinder barrel (4), it is described
The outside of central seal guide rod (14) is socketed with plunger rod (9), and central seal guide rod (14) and plunger rod (9) are cooperation knot
Structure, the outside of the plunger rod (9) are respectively sleeved on lower guide sleeve (6) and upper guide bush (7), the lower guide sleeve (6) and plunger rod (9)
Between be provided with the first lubrication guidance tape (8), be provided with dustband (11) between the upper guide bush (7) and plunger rod (9), it is described
It is connected between upper guide bush (7) and the inner wall of cylinder barrel (4) circlip (12), offers spiral shell at the top center of the plunger rod (9)
Pit (10).
2. a kind of time lagged type nitrogen gas spring according to claim 1, it is characterised in that: fill the inside of the cylinder barrel (4)
There is nitrogen.
3. a kind of time lagged type nitrogen gas spring according to claim 1, it is characterised in that: the bottom centre of the bottom cover (3)
Place offers through-hole, and one end of through-hole is provided with sealing cover.
4. a kind of time lagged type nitrogen gas spring according to claim 1, it is characterised in that: the lower guide sleeve (6) and center are close
The junction of envelope guide rod (14) and plunger rod (9) is provided with y-type seal ring, and bottom cover (3) and lower guide sleeve (6) and cylinder barrel (4)
Junction be provided with O-ring seal.
5. a kind of time lagged type nitrogen gas spring according to claim 1, it is characterised in that: the central seal guide rod (14) and
The inside of fixing seat (17) offers cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821521146.0U CN208764214U (en) | 2018-09-18 | 2018-09-18 | A kind of time lagged type nitrogen gas spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821521146.0U CN208764214U (en) | 2018-09-18 | 2018-09-18 | A kind of time lagged type nitrogen gas spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208764214U true CN208764214U (en) | 2019-04-19 |
Family
ID=66135923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821521146.0U Active CN208764214U (en) | 2018-09-18 | 2018-09-18 | A kind of time lagged type nitrogen gas spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208764214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033825A (en) * | 2021-12-02 | 2022-02-11 | 深圳市铭昊五金模具有限公司 | Nitrogen spring with self-lubricating function |
-
2018
- 2018-09-18 CN CN201821521146.0U patent/CN208764214U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033825A (en) * | 2021-12-02 | 2022-02-11 | 深圳市铭昊五金模具有限公司 | Nitrogen spring with self-lubricating function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190716 Address after: 638000 Sichuan Province Guang'an Linshui County Gaotan Sichuan-Chongqing Cooperation Demonstration Park No. 7 Patentee after: Sichuan Xinyue Precision Engineering Technology Co., Ltd. Address before: 523843 No. 68, Lianfeng North Road, Xianxi, Chang'an Town, Dongguan City, Guangdong Province Patentee before: Li Xiaolan |
|
| TR01 | Transfer of patent right |