CN207915104U - A kind of digital control lathes pneumatic door switch pneumatic circuit - Google Patents
A kind of digital control lathes pneumatic door switch pneumatic circuit Download PDFInfo
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- CN207915104U CN207915104U CN201721865908.4U CN201721865908U CN207915104U CN 207915104 U CN207915104 U CN 207915104U CN 201721865908 U CN201721865908 U CN 201721865908U CN 207915104 U CN207915104 U CN 207915104U
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Abstract
The utility model hair discloses digital control lathes pneumatic door switch pneumatic circuit, including exhausting loop, exhausting loop is equipped with high speed, high load pneumatic cushion loop, at a high speed, high load pneumatic cushion loop includes single pole double-acting cylinder, pressure reducing valve one, pressure reducing valve two, speed governing valve one, speed governing valve two, solenoid valve one, solenoid valve two, solenoid valve three, air source is connect by the pressure reducing valve one on pipeline and pipeline with solenoid valve three, solenoid valve three is connect with solenoid valve one, solenoid valve three is connect with solenoid valve two, speed governing valve one is connect with the piston end cavity of single pole double-acting cylinder, speed governing valve one is connect with solenoid valve one, speed governing valve two is connect with single pole double-acting cylinder connecting-rod head cavity, speed governing valve two is connect with solenoid valve two, pressure reducing valve two and solenoid valve one, solenoid valve two connects, pressure reducing valve one, pressure reducing valve two is connect with exhausting loop；The utility model good buffer effect mitigates sliding door and hits, avoids cylinder and door rail loosened screw to ensure safety and cylinder service life.
Description
Technical field
The utility model is related to numerically-controlled machine tool pneumatic door control device technical field more particularly to a kind of digital control lathes pneumatics
Door switch pneumatic circuit.
Background technology
The numerical control wheel hub vehicle pneumatic door used in the prior art is because of special construction requirement, and there is quality mistakes in structure
Greatly, such as quality can be more than 200kg, while customer requirement pneumatic door switch time is short as possible, and some technologies require to need to meet
Within the 5S times, pneumatic door can reach the reciprocating stroke of 900mm, reduce the service working time of equipment to the greatest extent.And pneumatic door
The influence that switch time is short, reduces the service working time of equipment brings is exactly, the speed of service comparatively fast cause the vibrations of lathe it is big,
Inertia is big, resiliency is poor, influences machine tool accuracy, and closing the door, impact is larger, be easy to cause door lock and glass breakage, increases maintenance time
Breathe out cost；Sometimes cylinder pressure is excessive causes pneumatic door guide rail to deform, and influences lathe sealing effect etc..It is conventional with this condition
Pneumatic circuit adjusting cannot achieve satisfactory buffering effect.If it is good to turn speed governing valve air inflow, buffering effect down, but
It is that switch gate overlong time is unsatisfactory for part requirement；Conversely, the switch gate time reaches requirement, but buffering effect is bad,
Sliding door is hit seriously, and cylinder and door rail loosened screw can not ensure safety and cylinder service life.
Utility model content
The utility model provides a kind of digital control lathes pneumatic door switch use aiming at deficiencies of the prior art
Pneumatic circuit；The utility model good buffer effect, while the service working time of equipment is short, meets switch gate time requirement, subtracts
Light sliding door is hit, and avoids cylinder and door rail loosened screw to ensure safety and cylinder service life.
The utility model solve technical problem technical solution be：
A kind of digital control lathes pneumatic door switch pneumatic circuit, including exhausting loop, the exhausting loop be equipped with high speed,
High load pneumatic cushion loop, the high speed, high load pneumatic cushion loop include single pole double-acting cylinder, and pressure reducing valve one subtracts
Pressure valve two, speed governing valve one, speed governing valve two, solenoid valve one, solenoid valve two, solenoid valve three, air source pass through subtracting on pipeline and pipeline
Pressure valve one is connect with the gas port of three air source connecting side of solenoid valve, a gas port and one gas of solenoid valve of three cylinder connecting side of solenoid valve
The gas port of source connecting side connects, another gas port of three cylinder connecting side of solenoid valve connects with the gas port of two air source connecting side of solenoid valve
It connects, one side of the speed governing valve is connect by pipeline with the cavity of the piston end of single pole double-acting cylinder, one other side of speed governing valve
It is connect with the gas port of one cylinder connecting side of solenoid valve by pipeline, two side of the speed governing valve passes through pipeline and single pole double acting gas
The cavity of the connecting-rod head of cylinder connects, and speed governing valve two is connect by pipeline with the gas port of two cylinder connecting side of solenoid valve, pressure reducing valve two
Gas outlet is connect by pipeline with solenoid valve one, with the gas port of two air source side of solenoid valve, pressure reducing valve one, pressure reducing valve two air inlet
It is connected by the main gas circuit of pipeline and exhausting loop.
The solenoid valve one, solenoid valve two are two-position three-way valve, and the solenoid valve three is three position five-way valve.
The beneficial effects of the utility model：
1. the utility model on exhausting loop by using increasing low pressure back flushing air all the way so that when cylinder row to end
There are one counter-forces appropriate into row buffering, and good buffer effect solves pneumatic door buffer problem under the conditions of high-speed overload, simultaneously
The service working time of equipment is short, meets switch gate time requirement, mitigates sliding door and hits, avoids cylinder and door rail screw worked itself loose
It moves to ensure safety and cylinder service life.
2. the utility model pneumatic door opens and closes, noise is small, and closing the door, it is small to shake and impact, and does not influence machine tool accuracy, avoids gas
Caused by cylinder pressure is excessive the problem of the deformation of pneumatic door guide rail, influence lathe sealing effect.
Description of the drawings
Fig. 1 the utility model structure diagrams.
Specific implementation mode
The utility model in order to better understand explains in detail the embodiment of the utility model below in conjunction with the accompanying drawings.
In conjunction with Fig. 1, a kind of digital control lathes pneumatic door switch pneumatic circuit, including exhausting loop, on the exhausting loop
Equipped with high speed, high load pneumatic cushion loop, the high speed, high load pneumatic cushion loop include single pole double-acting cylinder 6, are subtracted
Pressure valve 1, pressure reducing valve 22, speed governing valve 1, speed governing valve 27, solenoid valve 1, solenoid valve 28, solenoid valve 33, air source passes through
Pressure reducing valve 1 on pipeline and pipeline is connect with the gas port of 33 air source connecting side of solenoid valve, 33 cylinder connecting side of solenoid valve
One gas port is connect with the gas port of one 4 air source connecting side of solenoid valve, another gas port and electromagnetism of 33 cylinder connecting side of solenoid valve
The gas port of 28 air source connecting side of valve connects, the piston end that one 5 side of the speed governing valve passes through pipeline and single pole double-acting cylinder 6
Cavity connection, one 5 other side of speed governing valve connect by pipeline with the gas port of one 4 cylinder connecting side of solenoid valve, the speed governing valve
27 sides are connect by pipeline with the cavity of the connecting-rod head of single pole double-acting cylinder 6, and speed governing valve 27 passes through pipeline and solenoid valve
The gas port of 28 cylinder connecting sides connects, and 22 gas outlet of pressure reducing valve passes through pipeline and solenoid valve 1 and 28 air source side of solenoid valve
Gas port connection, pressure reducing valve 1, pressure reducing valve 22 air inlet pass through the main gas circuit of pipeline and exhausting loop connect.
The solenoid valve 1, solenoid valve 28 are two-position three-way valve, and the solenoid valve 33 is three position five-way valve.
The operation principle and the course of work of the utility model are described as follows：
It is adjustable according to actual conditions by 1 air pressure adjustment of pressure reducing valve to 0.3Mpa, 2 air pressure adjustment of pressure reducing valve to 0.1Mpa, root
It is adjustable according to actual conditions；It is carried out according to actual conditions, in the case where acting solenoid valve 1,28 two-position three-way valve of solenoid valve,
Adjust single pole double-acting cylinder 6, pneumatic door is adjusted to a rational air inflow by speed governing valve 27.
Formal ventilation action：A：Air cylinder tie rod extending action.Main gas circuit passes through pressure reducing valve 1（0.3 MPa）To 3 position-5 way
Valve obtains electric, 6 pull rod of single pole double-acting cylinder stretching, when cylinder extend out to posterior segment（The specific time need to set according to actual conditions
Determine valve body actuation time or increases sender point）Solenoid valve 28 is that two-position three-way valve obtains electric, passes through pressure reducing valve 22（0.1 MPa）'s
Low pressure gas reaction reaches buffering effect with side piston is stretched out；
B：Air cylinder tie rod withdrawal acts.Conversely, main gas circuit passes through pressure reducing valve 1（0.3 MPa）Solenoid valve 33 is 3 position-5 way
Valve obtains electric, 6 pull rod of single pole double-acting cylinder withdrawal, when cylinder is retracted to posterior segment（The specific time need to set according to actual conditions
Determine valve body actuation time or increases sender point）Solenoid valve 1 is that two-position three-way valve obtains electric, passes through pressure reducing valve 22（0.1 MPa）'s
Low pressure gas reaction reaches buffering effect with side piston is stretched out.
Although the utility model has shown that and describes the utility model embodiment, to those skilled in the art
It says, it is possible to understand that a variety of to the progress of these embodiments can change in the case where not departing from the principles of the present invention and spirit, change,
Replacement and modification, belong within the claims protection domain of the utility model.
Claims (2)
1. a kind of digital control lathes pneumatic door switch pneumatic circuit, including exhausting loop, characterized in that set on the exhausting loop
There are high speed, high load pneumatic cushion loop, the high speed, high load pneumatic cushion loop include single pole double-acting cylinder, decompression
Valve one, pressure reducing valve two, speed governing valve one, speed governing valve two, solenoid valve one, solenoid valve two, solenoid valve three, air source pass through pipeline and pipeline
On pressure reducing valve one connect with the gas port of three air source connecting side of solenoid valve, the gas port and electromagnetism of three cylinder connecting side of solenoid valve
The gas port of one air source connecting side of valve connects, another gas port and the two air source connecting side of solenoid valve of three cylinder connecting side of solenoid valve
Gas port connects, and one side of the speed governing valve is connect by pipeline with the cavity of the piston end of single pole double-acting cylinder, speed governing valve one
The other side is connect by pipeline with the gas port of one cylinder connecting side of solenoid valve, and two side of the speed governing valve is double by pipeline and single pole
The cavity of the connecting-rod head of active cylinder connects, and speed governing valve two is connect with the gas port of two cylinder connecting side of solenoid valve by pipeline, subtracted
Two gas outlet of pressure valve connect by pipeline with solenoid valve one, with the gas port of two air source side of solenoid valve, pressure reducing valve one, pressure reducing valve two
Air inlet is connected by the main gas circuit of pipeline and exhausting loop.
2. a kind of digital control lathes pneumatic door switch pneumatic circuit as described in claim 1, characterized in that the solenoid valve
One, solenoid valve two is two-position three-way valve, and the solenoid valve three is three position five-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721865908.4U CN207915104U (en) | 2017-12-27 | 2017-12-27 | A kind of digital control lathes pneumatic door switch pneumatic circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721865908.4U CN207915104U (en) | 2017-12-27 | 2017-12-27 | A kind of digital control lathes pneumatic door switch pneumatic circuit |
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| Publication Number | Publication Date |
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| CN207915104U true CN207915104U (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721865908.4U Active CN207915104U (en) | 2017-12-27 | 2017-12-27 | A kind of digital control lathes pneumatic door switch pneumatic circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932180A (en) * | 2017-12-27 | 2018-04-20 | 济南第机床有限公司 | A kind of digital control lathes pneumatic door switch pneumatic circuit |
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2017
- 2017-12-27 CN CN201721865908.4U patent/CN207915104U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932180A (en) * | 2017-12-27 | 2018-04-20 | 济南第机床有限公司 | A kind of digital control lathes pneumatic door switch pneumatic circuit |
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