CN208117234U - A kind of boosting unclamping cylinder - Google Patents
A kind of boosting unclamping cylinder Download PDFInfo
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- CN208117234U CN208117234U CN201820414030.0U CN201820414030U CN208117234U CN 208117234 U CN208117234 U CN 208117234U CN 201820414030 U CN201820414030 U CN 201820414030U CN 208117234 U CN208117234 U CN 208117234U
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Abstract
The utility model discloses a kind of boosting unclamping cylinders, its drip irrigation device includes upper end cover, lower cover and the cylinder body being set between the upper end cover and lower cover, the lower end surface of the lower cover is provided with knife machining mechanism, the cylinder body includes pneumatic cylinder and hydraulic cylinder, it is connected between the pneumatic cylinder and hydraulic cylinder by middle end cap, the side of the upper end cover offers the first connecting hole being connected to inside the pneumatic cylinder, and the side of the middle end cap offers the second connecting hole being connected to inside the hydraulic cylinder；Plenum chamber is provided on the outside of the pneumatic cylinder, inlet plenum and exhaust chamber are provided in the plenum chamber, the air inlet and gas vent of corresponding first connecting hole and the second connecting hole are respectively arranged on the inlet plenum and exhaust chamber, the main air inlet pipe being connected to inlet plenum is provided at the top of the plenum chamber, the effect that the utility model has structure simple and easy to operate.
Description
Technical field
The utility model belongs to field of machining, and more specifically it is related to a kind of boosting unclamping cylinder.
Background technique
Knife striking cylinder is a kind of reinforcement gas-liquid conversion equipment, is made of the oil pressure unit of the pneumatic unit on top and lower part, gas
Moving cell air inlet, compressed air act on cylinder piston and push rod, generate thrust, push the oil cylinder piston of oil pressure unit, make height
Compression bar is acted in the oil pressure of compressed air several times, thrust is generated, realizes the movement of mechanical device.Knife striking cylinder is mainly used for using
Main shaft in processing center machine tool, CNC milling machine cutter automatically or semi-automatically exchange mechanism is forged a knife, be also used as fixture and
The clamping device of other mechanisms.
It needs to convey compressed air when using knife striking cylinder in pneumatic unit, and moves downwardly to final position in push rod
When oil pressure unit is exhausted, multiple connectors being connected to pneumatic unit and oil pressure unit are usually arranged in traditional knife striking cylinder,
To improve working efficiency.But above structure needs for tracheae to connect with connector one by one in operation, makes to a certain extent
Operation is more troublesome.
Utility model content
In view of the deficienciess of the prior art, there is knot the purpose of this utility model is to provide a kind of boosting unclamping cylinder
Structure is simple, and easy to operate effect.
To achieve the above object, the utility model provides following technical solution：A kind of boosting unclamping cylinder, including upper end
Lid, lower cover and the cylinder body being set between the upper end cover and lower cover, the lower end surface of the lower cover are provided with the machine of forging a knife
Structure, the cylinder body include pneumatic cylinder and hydraulic cylinder, are connected between the pneumatic cylinder and hydraulic cylinder by middle end cap, institute
The side for stating upper end cover offers the first connecting hole being connected to inside the pneumatic cylinder, and the side of the middle end cap offers
The second connecting hole being connected to inside the hydraulic cylinder；Plenum chamber, the plenum chamber are provided on the outside of the pneumatic cylinder
It is inside provided with inlet plenum and exhaust chamber, corresponding first connecting hole and second are respectively arranged on the inlet plenum and exhaust chamber
The air inlet and gas vent of connecting hole are provided with the main air inlet pipe being connected to inlet plenum at the top of the plenum chamber.
By using above-mentioned technical proposal, at work, air is injected into plenum chamber by main air inlet pipe, air along into
Stomata and the first connecting hole enter in pneumatic cylinder, to drive knife machining mechanism to be acted；And terminate in knife machining mechanism movement
Afterwards, air can be discharged out of hydraulic cylinder by gas vent and the second connecting hole, so that knife machining mechanism resets.Therefore, lead to
The main air inlet pipe crossed on plenum chamber just can inject air into pneumatic cylinder, and the inlet plenum in plenum chamber can store sky
Gas, to improve the efficiency of injection air.The connection type of multiple connectors in compared with the existing technology, above structure is simple, and grasps
Facilitate.
The utility model is further arranged to：The gas bleeder valve being connected to the exhaust chamber is arranged in the bottom of the plenum chamber.
By using above-mentioned technical proposal, the intracorporal gas of hydraulic cylinder can be discharged for the setting of gas bleeder valve, be beaten with realizing
The reset of cutter mechanism.
The utility model is further arranged to：The side of the plenum chamber is provided with solenoid valve, is arranged on the solenoid valve
There is muffler.
By using above-mentioned technical proposal, solenoid valve can push knife machining mechanism to move when strength is enough, if gas
Potential source is unstable, and solenoid valve can control knife machining mechanism and not move, to guarantee the precision of converted products；And it can be subtracted by muffler
The noise that few solenoid valve generates at work, so as to improve working environment.
The utility model is further arranged to：The side of the hydraulic cylinder is provided with stroke signal plate, the stroke letter
The two sides of number plate, which are provided with, is separately fixed at the middle end cap and upper stroke switch and lower stroke switch on lower cover, described
Upper stroke switch and lower stroke switch are electrically connected with the solenoid valve.
Illustrate that knife machining mechanism is in when stroke signal plate touches upper stroke switch by using above-mentioned technical proposal
Contraction state, solenoid valve is opened at this time, and knife machining mechanism puts in movement；When stroke signal plate plate touches lower stroke switch, say
Bright knife machining mechanism has been put in maximum displacement, and solenoid valve is closed at this time.
The utility model is further arranged to：The piston slid up and down is provided in the pneumatic cylinder, on the piston
It is provided through the middle end cap and is placed in the intracorporal push rod of the hydraulic cylinder.
By using above-mentioned technical proposal, when injecting air into pneumatic cylinder, the intracorporal air of pneumatic linear actuator is just pushed
Piston moves downward, so as to drive push rod to enter in hydraulic cylinder, so that push rod generates high pressure in hydraulic cylinder, with band
Dynamic knife machining mechanism is acted.
The utility model is further arranged to：The lower end of the push rod is provided with oil sealing.
By using above-mentioned technical proposal, the setting of oil sealing can increase the sealing between pneumatic cylinder and hydraulic cylinder
Property, avoid air and hydraulic oil from mixing, so as to improve the service life of push rod.
The utility model is further arranged to：Hydraulic cavities, the outside of the pneumatic cylinder are offered in the hydraulic cylinder
It is provided with lubricating cup, the hydraulic cavities are connected to the lubricating cup.
By using above-mentioned technical proposal, since hydraulic cavities are connected to lubricating cup, to can be continuously by lubricating cup hydraulic
Chamber provides hydraulic oil, and then can be improved working efficiency.
The utility model is further arranged to：The lubricating cup includes cup body and cup lid, and plug cock, institute are provided on the cup lid
State cup base side and be provided with oil outlet, the middle-end covers the oil inlet for being provided with and connecting with the oil outlet, it is described into
Hydraulic fluid port and the hydraulic chamber into communication.
By using above-mentioned technical proposal, at work, the hydraulic oil in lubricating cup is entered hydraulic by oil outlet, oil inlet
In the hydraulic cavities of cylinder body, hydraulic oil is injected in hydraulic cavities so as to realize.
In conclusion the utility model has the following advantages that：
1, air just can be injected into pneumatic cylinder by the main air inlet pipe on plenum chamber, and can be stored in plenum chamber
Air, so as to improve the efficiency of injection air；
2, its noise generated at work can be reduced by the way that muffler is arranged on solenoid valve, so as to improve work
Make environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is confined explosion's schematic diagram of the present embodiment；
Fig. 3 is the schematic cross-sectional view of the present embodiment plenum chamber；
Fig. 4 is the schematic cross-sectional view that the present embodiment highlights cylinder interior structure；
Fig. 5 is the structural schematic diagram of the present embodiment lubricating cup.
Description of symbols：1, upper end cover；2, lower cover；3, knife machining mechanism；4, pneumatic cylinder；5, hydraulic cylinder；6, in
End cap；7, the first connecting hole；8, the second connecting hole；9, plenum chamber；10, inlet plenum；11, exhaust chamber；12, air inlet；13, it is vented
Hole；14, main air inlet pipe；15, gas bleeder valve；16, piston；17, push rod；18, oil sealing；19, lubricating cup；20, cup body；21, cup lid；22,
Plug cock；23, oil outlet；24, oil inlet；25, solenoid valve；26, muffler；27, stroke signal plate；28, upper stroke switch；29,
Lower stroke switch.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of boosting unclamping cylinder, as shown in Figure 1, including upper end cover 1, lower cover 2 and setting in upper end cover 1 and lower cover 2
Between cylinder body, the lower end surface of lower cover 2 is provided with knife machining mechanism 3.Knife machining mechanism 3 using application No. is
Knife machining mechanism 3 disclosed in " CN201510583430.5 ", knife machining mechanism 3 belong to the prior art, and this will not be repeated here.
As illustrated in fig. 1 and 2, cylinder body includes pneumatic cylinder 4 and hydraulic cylinder 5, is led between pneumatic cylinder 4 and hydraulic cylinder 5
Middle end cap 6 to be crossed to connect, the side of upper end cover 1 offers the first connecting hole 7 being connected to inside pneumatic cylinder 4, and the one of middle end cap 6
Side offers the second connecting hole 8 being connected to inside hydraulic cylinder 5；The outside of pneumatic cylinder 4 is provided with plenum chamber 9.In conjunction with Fig. 3
It is shown, it is provided with inlet plenum 10 and exhaust chamber 11 in plenum chamber 9, corresponding first is respectively arranged on inlet plenum 10 and exhaust chamber 11
The air inlet 12 and gas vent 13 of connecting hole 7 and the second connecting hole 8, the top of plenum chamber 9 is provided with to be connected to inlet plenum 10
Main air inlet pipe 14.
As shown in Fig. 2, the side of plenum chamber 9 is provided with solenoid valve 25, muffler 26, solenoid valve are installed on solenoid valve 25
25 can push knife machining mechanism 3 to move when strength is enough, if pneumatic supply is unstable, solenoid valve 25 can control knife machining mechanism
3 do not move, to guarantee the precision of converted products；And it is made an uproar by what muffler 26 can reduce that solenoid valve 25 generates at work
Sound, so as to improve working environment.
As shown in Figures 2 and 3, the gas bleeder valve 15 being connected to exhaust chamber 11 is arranged in the bottom of plenum chamber 9, passes through 15 energy of gas bleeder valve
The enough gas by hydraulic cylinder 5 is discharged, to realize the reset of knife machining mechanism 3.
As shown in figure 4, the side of hydraulic cylinder 5 is provided with stroke signal plate 27, the two sides of stroke signal plate 27 are provided with
The upper stroke switch 28 and lower stroke switch 29 being separately fixed on end cap 6 and lower cover 2, upper stroke switch 28 and downlink
Cheng Kaiguan 29 is electrically connected with solenoid valve 25.When stroke signal plate 27 touches upper stroke switch 28, illustrate at knife machining mechanism 3
In contraction state, solenoid valve 25 is opened at this time, and knife machining mechanism 3 puts in movement；When 27 plate of stroke signal plate touching down stroke is opened
When closing 29, illustrate that knife machining mechanism 3 has been put in maximum displacement, solenoid valve 25 is closed at this time.
As shown in figure 4, being provided with the piston 16 slid up and down in pneumatic cylinder 4, middle end cap 6 is provided through on piston 16
The push rod 17 being placed in hydraulic cylinder 5.When injecting air into pneumatic cylinder 4, the air in pneumatic cylinder 4 just pushes piston
16 move downward, so as to drive push rod 17 to enter in hydraulic cylinder 5, so that push rod 17 generates high pressure in hydraulic cylinder 5,
To drive knife machining mechanism 3 to be acted.
As shown in figure 4, the lower end of push rod 17 is provided with oil sealing 18, by oil sealing 18 can increase pneumatic cylinder 4 with it is hydraulic
Leakproofness between cylinder body 5 avoids air and hydraulic oil from mixing, so as to improve the service life of push rod 17.
As shown in figure 4, offering hydraulic cavities (not shown) in hydraulic cylinder 5, the outside of pneumatic cylinder 4 is provided with oil
Cup 19, hydraulic cavities are connected to lubricating cup 19, can be continuously hydraulic cavities by lubricating cup 19 and be provided hydraulic oil, to improve working efficiency.
Specifically, as shown in Figures 4 and 5, lubricating cup 19 includes cup body 20 and cup lid 21, is provided with plug cock 22, cup on cup lid 21
20 lower end side of body is provided with oil outlet 23, is provided with the oil inlet 24 connecting with oil outlet 23 on middle end cap 6, oil inlet 24 with
Hydraulic chamber into communication.At work, the hydraulic oil in lubricating cup 19 enters the hydraulic of hydraulic cylinder 5 by oil outlet 23, oil inlet 24
It is intracavitary, hydraulic oil is injected in hydraulic cavities so as to realize.
Working principle：At work, air is injected into plenum chamber 9 by main air inlet pipe 14, air is along 12 He of air inlet
First connecting hole 7 enters in pneumatic cylinder 4, to drive knife machining mechanism 3 to be acted；And after knife machining mechanism 3 acts,
Air can be discharged out of hydraulic cylinder 5 by gas vent 13 and the second connecting hole 8, so that knife machining mechanism 3 resets.Therefore,
Air just can be injected into pneumatic cylinder 4 by the main air inlet pipe 14 on plenum chamber 9, and 10 energy of inlet plenum in plenum chamber 9
Enough stored airs, to improve the efficiency of injection air.The connection type of multiple connectors in compared with the existing technology, above structure letter
It is single and easy to operate.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, all in the utility model
Design concept within, any modification, equivalent replacement, improvement and so on should be included in the protection scope of the utility model
Within.
Claims (8)
1. a kind of boosting unclamping cylinder, including upper end cover (1), lower cover (2) and it is set to the upper end cover (1) and lower cover (2)
Between cylinder body, the lower end surface of the lower cover (2) is provided with knife machining mechanism (3), it is characterised in that：The cylinder body includes pneumatic
Cylinder body (4) and hydraulic cylinder (5), between the pneumatic cylinder (4) and hydraulic cylinder (5) by middle end cap (6) connect, it is described on
The side of end cap (1) offer with the first connecting hole (7) for being connected to inside the pneumatic cylinder (4), the one of the middle end cap (6)
Side offers and internal the second connecting hole (8) being connected to of the hydraulic cylinder (5)；It is provided on the outside of the pneumatic cylinder (4)
Plenum chamber (9), the plenum chamber (9) is interior to be provided with inlet plenum (10) and exhaust chamber (11), the inlet plenum (10) and exhaust chamber
(11) air inlet (12) and gas vent (13) of corresponding first connecting hole (7) and the second connecting hole (8) are respectively arranged on,
The main air inlet pipe (14) being connected to inlet plenum (10) is provided at the top of the plenum chamber (9).
2. a kind of boosting unclamping cylinder according to claim 1, it is characterised in that：The plenum chamber (9) bottom setting with
The gas bleeder valve (15) of exhaust chamber (11) connection.
3. a kind of boosting unclamping cylinder according to claim 1, it is characterised in that：The side of the plenum chamber (9) is provided with
Solenoid valve (25) is provided with muffler (26) on the solenoid valve (25).
4. a kind of boosting unclamping cylinder according to claim 3, it is characterised in that：The side of the hydraulic cylinder (5) is arranged
Have stroke signal plate (27), the two sides of the stroke signal plate (27) be provided be separately fixed at the middle end cap (6) and under
Upper stroke switch (28) and lower stroke switch (29) on end cap (2), the upper stroke switch (28) and lower stroke switch (29)
It is electrically connected with the solenoid valve (25).
5. a kind of boosting unclamping cylinder according to claim 1, it is characterised in that：It is provided in the pneumatic cylinder (4)
The piston (16) of lower sliding is provided through the middle end cap (6) on the piston (16) and is placed in the hydraulic cylinder (5)
Push rod (17).
6. a kind of boosting unclamping cylinder according to claim 5, it is characterised in that：The lower end of the push rod (17) is provided with oil
It seals (18).
7. a kind of boosting unclamping cylinder according to claim 1, it is characterised in that：Liquid is offered in the hydraulic cylinder (5)
Chamber is pressed, is provided with lubricating cup (19) on the outside of the pneumatic cylinder (4), the hydraulic cavities are connected to the lubricating cup (19).
8. a kind of boosting unclamping cylinder according to claim 7, it is characterised in that：The lubricating cup (19) include cup body (20) and
Cup lid (21) is provided with plug cock (22) on the cup lid (21), and cup body (20) the bottom end side is provided with oil outlet (23), institute
State the oil inlet (24) for being provided on end cap (6) and connecting with the oil outlet (23), the oil inlet (24) with it is described hydraulic
Chamber connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820414030.0U CN208117234U (en) | 2018-03-26 | 2018-03-26 | A kind of boosting unclamping cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820414030.0U CN208117234U (en) | 2018-03-26 | 2018-03-26 | A kind of boosting unclamping cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208117234U true CN208117234U (en) | 2018-11-20 |
Family
ID=64198541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820414030.0U Active CN208117234U (en) | 2018-03-26 | 2018-03-26 | A kind of boosting unclamping cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208117234U (en) |
-
2018
- 2018-03-26 CN CN201820414030.0U patent/CN208117234U/en active Active
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