CN108036006A - Cylinder with buffering protection function - Google Patents
Cylinder with buffering protection function Download PDFInfo
- Publication number
- CN108036006A CN108036006A CN201711324825.9A CN201711324825A CN108036006A CN 108036006 A CN108036006 A CN 108036006A CN 201711324825 A CN201711324825 A CN 201711324825A CN 108036006 A CN108036006 A CN 108036006A
- Authority
- CN
- China
- Prior art keywords
- protection device
- piston
- buffer protection
- stepped
- air
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/368—Sealings in pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/369—Sealings for elements other than pistons or piston rods, e.g. valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
A kind of cylinder with buffering protection function is provided, including cylinder block, air cylinder base and sealing are fixed on the buffer protection device of air cylinder base upper surface, stepped cavity is formed with the cylinder block and cylinder block lower end is placed in stepped inside cavity with the connected rear buffer protection device of air cylinder base sealing, the gas nozzle II connected with stepped cavity is installed on the outside of cylinder block upper end and stepped cavity is connected with buffer protection device, high back voltage air-flow entered by gas nozzle I in buffer protection device make the piston in buffer protection device move up will buffer protection device and stepped cavity gas circuit close after realize to the barometric protection of numeral.While the present invention is weakened the air pressure of high back voltage air-flow by buffer protection device; gas chamber I and gas chamber II in cylinder is set to be realized after disconnecting to the barometric protection of numeral; it effectively prevent nozzle shower moment high back voltage air-flow digital air gauge is caused to damage; while the digital air gauge of protection is without damage, the barometric service life of numeral is improved.
Description
Technical field
The invention belongs to technical field of textile machine, and in particular to a kind of cylinder with buffering protection function.
Background technology
At present, full Intelligent EDDY Current spinning machine has 80 spindle positions, is mounted on air gauge in each spindle position to monitor in real time
The air negative pressure situation of each ingot, the barometric range are generally -10KPa~+10KPa.Equipment is in course of normal operation
The negative pressure value of each spindle position is between 2.2KPa~2.3KPa, but during Yarn splicing, nozzle shower instantaneous air pressure
0.55MPa or so is can reach, if without protective device, high back voltage air-flow, which enters digital air gauge, to cause pressure gauge to damage,
Therefore, it is necessary to it is improved.
The content of the invention
Present invention solves the technical problem that:A kind of cylinder with buffering protection function is provided, by gentle in cylinder block
Installation buffer protection device in the cavity of cylinder bottom seat composition, while ensureing that normal airflow passes through cylinder, by buffer protection
While device weakens the air pressure of high back voltage air-flow, gas chamber I and gas chamber II in cylinder is set to be realized after disconnecting to digital air pressure
The protection of table, effectively prevent nozzle shower moment high back voltage air-flow and digital air gauge is caused to damage, simple in structure, design
Rationally, while protecting digital air gauge without damage, the barometric service life of numeral is improved.
The technical solution adopted by the present invention:Cylinder with buffering protection function, including cylinder block, air cylinder base and sealing
The buffer protection device of air cylinder base upper surface is fixed on, stepped cavity and cylinder block lower end and cylinder are formed with the cylinder block
Buffer protection device is placed in stepped inside cavity after base sealing is connected, and is provided with the air cylinder base and buffer protection device
The gas nozzle I of connection, the cylinder block upper end outside is provided with the gas nozzle II connected with stepped cavity and stepped cavity is protected with buffering
Protection unit connects, and normal airflow enters in buffer protection device the piston made in buffer protection device by gas nozzle II through stepped cavity
Move down and the barometric normal work of numeral is realized after the gas circuit of buffer protection device and stepped cavity is connected;High back voltage air-flow
Being entered by gas nozzle I in buffer protection device makes the piston in buffer protection device move up buffer protection device and stepped cavity
Gas circuit is realized after closing to the barometric protection of numeral.
Wherein, the buffer protection device includes piston and bearing, and the bearing is fixed with one with air cylinder base sealing,
The bearing is axially formed with stepped hole, and the piston upper end is stretched into stepped cavity through stepped hole and is formed on the chamber of internal piston
Hole lower end is butted on air cylinder base upper surface with installing after the threaded hole of gas nozzle I aligns, and bulge loop is formed with the outside piston perisporium
And stroke spacing is left between the step surface in bulge loop upper surface and stepped hole, the bulge loop upper surface is formed with seal groove I and seals
Circle be placed in seal groove I, between the bulge loop outer circle wall and stepped hole lower end hole wall, piston upper and lower side outer circle wall with it is stepped
Gap is left between hole wall above and below hole, between the stepped cavity and stepped hole upper end hole wall and piston upper end outer circumferential wall
Gap connects and forms gas chamber I, and the through hole connected with lumen pore and stepped hole lower end, institute are formed with the piston outer circle wall
State between gap between bulge loop outer circle wall and stepped hole lower end hole wall, stepped hole lower end hole wall and piston outer circle wall
Gap, through hole, lumen pore form gas chamber II after being connected with gas nozzle I, moving down or moving up for the piston connects gas chamber I and gas chamber II
The barometric normal work of numeral is realized after logical or closing and is protected.
Further, the bottom surface of support saddle, which is formed with annular groove and annular groove, is provided with sealing ring I, the bearing and cylinder
Base is sealed after being fixedly connected by I place of connecting of sealing ring.
Further, the air cylinder base upper surface, which is formed with, is provided with sealing ring II in seal groove II and seal groove II and is placed in
In seal groove II, the cylinder block is sealed after being fixedly connected with air cylinder base by II place of connecting of sealing ring.
The present invention compared with prior art the advantages of:
1st, normal airflow by gas nozzle II through stepped cavity into air inlet chamber I, piston, which moves down rear gas chamber I and connected with gas chamber II, to be made
Nominal gas is discharged by gas nozzle I, so as to ensure that nominal gas passes through cylinder, ensures the barometric normal work of numeral;
2nd, nozzle shower moment high back voltage air-flow is moved upwards by gas nozzle I into pusher piston, during the motion
Play the role of buffering after greatly reducing the air pressure of high back voltage air-flow, moved on piston after sealing ring contacts with step surface
Gas chamber I and gas chamber II are closed, played a protective role to digital air gauge;
3rd, simple in structure, design is reasonable, effectively prevent nozzle shower moment high back voltage air-flow and digital air gauge is made
Into damage, while protecting digital air gauge without damage, the barometric service life of numeral is improved.
Brief description of the drawings
Fig. 1 is exploded perspective schematic diagram of the present invention;
Fig. 2 is mounting structure schematic diagram of the present invention;
Fig. 3 moves up rear gas chamber I for inventive piston and gas chamber II closes exhaust hood internal structure schematic diagram;
Fig. 4 moves down rear gas chamber I for inventive piston and connects exhaust hood internal structure schematic diagram with gas chamber II;
Fig. 5 moves down flow direction figure of the normal airflow in cylinder after rear gas chamber I connects with gas chamber II for inventive piston;
Fig. 6 is that inventive piston moves up flowing side of the high back voltage air-flow in cylinder after rear gas chamber I and the closing of gas chamber II
Xiang Tu.
Embodiment
A kind of embodiment of the 1-6 descriptions present invention below in conjunction with the accompanying drawings.
Cylinder with buffering protection function, including cylinder block 1, air cylinder base 8 and sealing are fixed on 8 upper end of air cylinder base
The buffer protection device in face, stepped cavity 12 is formed with the cylinder block 1 and 1 lower end of cylinder block is connected with the sealing of air cylinder base 8
Buffer protection device is placed in inside stepped cavity 12 afterwards, and the gas connected with buffer protection device is provided with the air cylinder base 8
Mouth I 10,1 upper end of the cylinder block outside is provided with the gas nozzle II 11 connected with stepped cavity 12 and stepped cavity 12 is protected with buffering
Protection unit connects, and normal airflow is entered in buffer protection device through stepped cavity 12 by gas nozzle II 11 and made in buffer protection device
Piston 2, which moves down, to realize the barometric normal work of numeral after the connection of the gas circuit of buffer protection device and stepped cavity 12;Reversely
High pressure draught is entered in buffer protection device by gas nozzle I 10 makes the piston 2 in buffer protection device move up buffer protection device
Realized after being closed with the gas circuit of stepped cavity 12 to the barometric protection of numeral;Specifically, the buffer protection device includes living
Plug 2 and bearing 3, the bearing 3 are fixed with one with the sealing of air cylinder base 8, and the bearing 3 is axial to be formed with stepped hole 17, described
2 upper end of piston stretches into 15 lower end of lumen pore in stepped cavity 12 and being formed on inside piston 2 and installation gas nozzle I 10 through stepped hole 17
Threaded hole alignment after be butted on 8 upper surface of air cylinder base, bulge loop 16 and 16 upper surface of bulge loop are formed with 2 outer circle wall of piston
Stroke spacing is left between the step surface 19 in stepped hole 17,16 upper surface of bulge loop is formed with seal groove I 18 and sealing ring 5 is put
In in seal groove I 18, between 17 lower end hole wall of 16 outer circle wall of bulge loop and stepped hole, 2 upper and lower side outer circle wall of piston with
Left between hole wall about 17 outside gap, the stepped cavity 12 and stepped 17 upper end hole wall of hole and 2 upper end of piston in stepped hole
Gap between circumferential wall connects and forms gas chamber I 4, is formed with and lumen pore 15 and stepped hole on the 2 lower end outer circle wall of piston
The through hole 7 of 17 lower ends connection, gap, 17 lower end of stepped hole between 17 lower end hole wall of 16 outer circle wall of bulge loop and stepped hole
Gap, through hole 7, lumen pore 15 and gas nozzle I 10 between hole wall and 2 lower end outer circle wall of piston form gas chamber II 9 after connecting, described
Moving down or moving up for piston 2 makes gas chamber I 4 and gas chamber II 9 connect or be realized after closing the barometric normal work of numeral and protection;
Specifically, 3 bottom surface of bearing is formed with annular groove 14 and annular groove 14 and is provided with sealing ring I 6, the bearing 3 and cylinder bottom
Seat 8 is sealed after being fixedly connected by I 6 place of connecting of sealing ring;Specifically, 8 upper surface of air cylinder base is formed with seal groove
II 20 and seal groove II 20 in sealing ring II 13 be installed be placed in seal groove II 20, the cylinder block 1 is fixed with air cylinder base 8
Sealed after connection by II 13 place of connecting of sealing ring.
In this structure, during normal work, normal airflow flow direction is as shown in figure 5, normal airflow goes out from digital air gauge
After coming, entered by gas nozzle II 11 in the stepped cavity 12 in cylinder block 1, at this time, 2 lower end of piston is butted on the upper end of air cylinder base 8
Face, sealing ring 5 are in contactless state with step surface 19, i.e. gas chamber I 4 is connected with gas chamber II 9, and normal airflow is flow to by gas chamber I 4
Flowed out after gas chamber II 9 from gas nozzle I 10, cylinder and digital air gauge are in normal operating conditions, and digital air gauge is shown normally
Operating pressure;During nozzle shower, high pressure back draught flow direction as shown in fig. 6, high pressure back draught by air cylinder base 8
After gas nozzle I 10 enters, promote piston 2 to move up, do not contact the moment of sealing with step surface 19 in sealing ring 5, high pressure is reverse
During air-flow slowly enters gas chamber I 4 by gas chamber II 9, greatly the air pressure of high pressure back draught is weakened, is played slow
The purpose of protection is rushed, stroke spacing is left between 16 upper surface of bulge loop and the step surface 19 in stepped hole 17, stroke spacing is
1.7mm, after sealing ring 5 being moved on piston 2 with step surface 19 and contacting sealing, gas chamber I 4 and gas chamber II 9 make in cylinder after disconnecting
Gas circuit close, so as to play the role of protection to digital air gauge, cylinder block 1 passes through after being fixedly connected with air cylinder base 8
II 13 place of connecting of sealing ring seals, and ensures the pressure in normal operating conditions lower cylinder body 1 in the barometric range of numeral
In the range of, air cylinder base 8 is made of duralumin material, and cylinder block 1 and air cylinder base 8, air cylinder base 8 pass through bolt with bearing 3
It is fixedly connected, cylinder block 1 is made of enhancing nylon material, and lower end is equipped with boss, will sealing after being fixedly connected with air cylinder base 8
Enclose II 13 to be pressed in seal groove II 20, the sealing ring 5 in seal groove I 18, while the piston 2 is operated steadily, reduce energy
The leakage of amount and the impact of piston 2.This structure normal airflow by gas nozzle II 11 through stepped cavity 12 into air inlet chamber I 4, piston 2
Moving down rear gas chamber I 4 and being connected with gas chamber II 9 makes nominal gas be discharged by gas nozzle I 10, so as to ensure that nominal gas passes through gas
Cylinder, ensures the barometric normal work of numeral, and nozzle shower moment high back voltage air-flow enters pusher piston 2 by gas nozzle I 10
Movement upwards, plays the role of buffering, piston 2 moves up after greatly reducing the air pressure of high back voltage air-flow during the motion
Gas chamber I 4 and gas chamber II 9 are closed after being contacted to sealing ring 5 with step surface 19, played a protective role to digital air gauge, structure
Simply, design is reasonable, effectively prevent nozzle shower moment high back voltage air-flow and digital air gauge is caused to damage, protection numeral
While air gauge is without damage, the barometric service life of numeral is improved.
Above-described embodiment, simply presently preferred embodiments of the present invention, is not used for limiting the scope of the present invention, therefore all with this
The equivalence changes that content described in invention claim is done, should all be included within scope of the invention as claimed.
Claims (4)
1. the cylinder with buffering protection function, it is characterised in that:It is fixed on including cylinder block (1), air cylinder base (8) and sealing
The buffer protection device of air cylinder base (8) upper surface, the cylinder block (1) is interior to be formed with stepped cavity (12) and cylinder block (1)
Hold buffer protection device after being connected with air cylinder base (8) sealing to be placed in stepped cavity (12) inside, pacify on the air cylinder base (8)
Equipped with the gas nozzle I (10) connected with buffer protection device, it is provided with the outside of cylinder block (1) upper end with stepped cavity (12) even
Logical gas nozzle II (11) and stepped cavity (12) is connected with buffer protection device, and normal airflow is by gas nozzle II (11) through stepped cavity
(12) entering in buffer protection device makes the piston (2) in buffer protection device move down buffer protection device and stepped cavity
(12) gas circuit realizes the barometric normal work of numeral after connecting;High back voltage air-flow enters buffer protection by gas nozzle I (10)
Moving up the piston (2) in buffer protection device in device will be real after the closing of the gas circuit of buffer protection device and stepped cavity (12)
Now to the barometric protection of numeral.
2. the cylinder according to claim 1 with buffering protection function, it is characterised in that:The buffer protection device bag
Piston (2) and bearing (3) are included, the bearing (3) is fixed with one with air cylinder base (8) sealing, and the bearing (3) is axially formed with
Stepped hole (17), piston (2) upper end are stretched into stepped cavity (12) through stepped hole (17) and are formed on piston (2) inside
Lumen pore (15) lower end is butted on air cylinder base (8) upper surface after aliging with the threaded hole of installation gas nozzle I (10), and the piston (2) is outside
Bulge loop (16) is formed with circumferential wall and leaves stroke spacing between bulge loop (16) upper surface and the step surface (19) of stepped hole (17),
Bulge loop (16) upper surface is formed with seal groove I (18) and sealing ring (5) is placed in seal groove I (18), and the bulge loop (16) is outside
Between circumferential wall and stepped hole (17) lower end hole wall, piston (2) upper and lower side outer circle wall and stepped hole (17) are up and down between hole wall
Between leaving between gap, the stepped cavity (12) and stepped hole (17) upper end hole wall and piston (2) upper end outer circumferential wall
Gap connects and forms gas chamber I (4), is formed with the outer circle wall of piston (2) lower end and lumen pore (15) and stepped hole (17) lower end
The through hole (7) of connection, under the gap, stepped hole (17) between bulge loop (16) outer circle wall and stepped hole (17) lower end hole wall
Gap, through hole (7), lumen pore (15) and gas nozzle I (10) between stomidium wall and piston (2) lower end outer circle wall form gas after connecting
Room II (9), moving down or moving up for the piston (2) make gas chamber I (4) realize digital air pressure after connecting or close with gas chamber II (9)
The normal work of table and protection.
3. the cylinder according to claim 2 with buffering protection function, it is characterised in that:Bearing (3) the bottom surface system
Have in annular groove (14) and annular groove (14) and sealing ring I (6) is installed, after the bearing (3) is fixedly connected with air cylinder base (8)
Sealed by sealing ring I (6) place of connecting.
4. the cylinder according to claim 1 with buffering protection function, it is characterised in that:On the air cylinder base (8)
End face is formed with seal groove II (20) and the interior sealing ring II (13) that is provided with of seal groove II (20) is placed in seal groove II (20), described
Cylinder block (1) is sealed after being fixedly connected with air cylinder base (8) by sealing ring II (13) place of connecting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711324825.9A CN108036006B (en) | 2017-12-13 | 2017-12-13 | Cylinder with buffering protection function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711324825.9A CN108036006B (en) | 2017-12-13 | 2017-12-13 | Cylinder with buffering protection function |
Publications (2)
Publication Number | Publication Date |
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CN108036006A true CN108036006A (en) | 2018-05-15 |
CN108036006B CN108036006B (en) | 2019-05-10 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711324825.9A Active CN108036006B (en) | 2017-12-13 | 2017-12-13 | Cylinder with buffering protection function |
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CN (1) | CN108036006B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010071395A (en) * | 2008-09-18 | 2010-04-02 | Yamaha Motor Co Ltd | Suspension and vehicle having the same |
EP2450591A2 (en) * | 2010-11-09 | 2012-05-09 | Fox Factory, Inc. | Methods and apparatus for sag adjustment |
CN205669553U (en) * | 2016-05-05 | 2016-11-02 | 王信清 | A kind of external pneumatic buffer |
JP2016194338A (en) * | 2015-03-31 | 2016-11-17 | 株式会社ショーワ | Hydraulic shock absorber |
CN107339360A (en) * | 2017-09-08 | 2017-11-10 | 中航飞机起落架有限责任公司 | A kind of undercarriage buffer |
-
2017
- 2017-12-13 CN CN201711324825.9A patent/CN108036006B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010071395A (en) * | 2008-09-18 | 2010-04-02 | Yamaha Motor Co Ltd | Suspension and vehicle having the same |
EP2450591A2 (en) * | 2010-11-09 | 2012-05-09 | Fox Factory, Inc. | Methods and apparatus for sag adjustment |
JP2016194338A (en) * | 2015-03-31 | 2016-11-17 | 株式会社ショーワ | Hydraulic shock absorber |
CN205669553U (en) * | 2016-05-05 | 2016-11-02 | 王信清 | A kind of external pneumatic buffer |
CN107339360A (en) * | 2017-09-08 | 2017-11-10 | 中航飞机起落架有限责任公司 | A kind of undercarriage buffer |
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CN108036006B (en) | 2019-05-10 |
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Effective date of registration: 20211216 Address after: 528000 plant 13, No. 21, Changhong Road, Daliang Gujian village committee, Shunde District, Foshan City, Guangdong Province Patentee after: Foshan Yixun Machinery Manufacturing Co.,Ltd. Address before: 721006 No. 70 Qing Jiang Road, Shaanxi, Baoji Patentee before: SHAANXI BAOCHENG AVIATION INSTRUMENT Co.,Ltd. |