CN105971980B - A kind of pressure measuring tie-in for automated machine tool hydraulic jack - Google Patents

A kind of pressure measuring tie-in for automated machine tool hydraulic jack Download PDF

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Publication number
CN105971980B
CN105971980B CN201610578204.2A CN201610578204A CN105971980B CN 105971980 B CN105971980 B CN 105971980B CN 201610578204 A CN201610578204 A CN 201610578204A CN 105971980 B CN105971980 B CN 105971980B
Authority
CN
China
Prior art keywords
pressure measurement
push rod
hydraulic jack
machine tool
cavity
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.)
Expired - Fee Related
Application number
CN201610578204.2A
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Chinese (zh)
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CN105971980A (en
Inventor
刘舜川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Heng Heng Xing Automation Technology Co Ltd
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Suzhou Heng Heng Xing Automation Technology Co Ltd
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Publication date
Application filed by Suzhou Heng Heng Xing Automation Technology Co Ltd filed Critical Suzhou Heng Heng Xing Automation Technology Co Ltd
Priority to CN201610578204.2A priority Critical patent/CN105971980B/en
Publication of CN105971980A publication Critical patent/CN105971980A/en
Application granted granted Critical
Publication of CN105971980B publication Critical patent/CN105971980B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B19/00Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20Other details, e.g. assembly with regulating devices

Abstract

The invention discloses a kind of pressure measuring tie-in for automated machine tool hydraulic jack, including twist-on the fittings body on cylinder body of hydraulic oil cylinder, first O-ring seal is set between the outer wall of fittings body and the inwall of cylinder body of hydraulic oil cylinder, pipe is communicated with fittings body, cavity, cavity is connected by communicating pipe and cylinder body of hydraulic oil cylinder, pressure measurement spring is set in cavity, steel ball, pressure measurement push rod, one end of pressure measurement spring props up communicating pipe, the other end of pressure measurement spring is connected by steel ball with pressure measurement push rod, pressure measurement push rod is embedded in cavity, and fittings body is extended in outer end, the outer wall of pressure measurement push rod and the inwall of fittings body are provided with the second O-ring seal, the rear end of pressure measurement push rod is connected with displacement transducer.The present invention accesses the oil circuit of hydraulic jack by pressure measurement spring, promotes the movement of pressure measurement push rod, and sets displacement by displacement transducer, so as to obtain the pressure value of automated machine tool hydraulic jack, has a good application prospect.

Description

A kind of pressure measuring tie-in for automated machine tool hydraulic jack
Technical field
The present invention relates to a kind of pressure measuring tie-in for automated machine tool hydraulic jack, belong to machine tool component technical field.
Background technology
Hydraulic jack, power can be provided for automated processing machine tool, therefore, be widely used.At present, on the market Hydraulic jack, it is necessary to could be tested by outside pressure instrumentataion the pressure of hydraulic jack, in insufficient pressure, be easy to Timely repairing, ensure to provide reliable thing, still, when outside pressure instrumentataion is tested hydraulic jack, using being inconvenient, take When it is laborious.
The content of the invention
The invention aims to overcome existing hydraulic jack, when being tested using outside pressure instrumentataion hydraulic jack, Using being inconvenient, the problem of wasting time and energy.The pressure measuring tie-in for automated machine tool hydraulic jack of the present invention, for automatic Change the pressure measuring tie-in of machine tool hydraulic oil cylinder, the oil circuit of hydraulic jack is accessed by pressure measurement spring, promote the movement of pressure measurement push rod, and lead to Cross displacement transducer and displacement is set, it is easy to use so as to obtain the pressure value of automated machine tool hydraulic jack, it is easy to test, ties Structure is simple, has a good application prospect.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of pressure measuring tie-in for automated machine tool hydraulic jack, it is characterised in that:Including twist-on in hydraulic jack cylinder Fittings body on body, the first O-ring seal is set between the outer wall of the fittings body and the inwall of cylinder body of hydraulic oil cylinder, it is described to connect Head is communicated with pipe, cavity in vivo, and the cavity is connected by communicating pipe and cylinder body of hydraulic oil cylinder, sets and surveys in the cavity Pressing spring, steel ball, pressure measurement push rod, one end of the pressure measurement spring prop up communicating pipe, and the other end of the pressure measurement spring passes through steel Ball is connected with pressure measurement push rod, and the pressure measurement push rod is embedded in cavity, and fittings body, the pressure measurement push rod are extended in outer end Outer wall and the inwall of fittings body be provided with the second O-ring seal, the rear end of the pressure measurement push rod is connected with displacement transducer.
A kind of foregoing pressure measuring tie-in for automated machine tool hydraulic jack, it is characterised in that:The diameter of the cavity To connect three times of pipe diameter.
A kind of foregoing pressure measuring tie-in for automated machine tool hydraulic jack, it is characterised in that:In the fittings body Portion is provided with protruding ring, and the protruding ring is used to prop up in the end of cylinder body of hydraulic oil cylinder.
A kind of foregoing pressure measuring tie-in for automated machine tool hydraulic jack, it is characterised in that:In the pressure measurement push rod End set has the arc groove that steel ball is put for card.
A kind of foregoing pressure measuring tie-in for automated machine tool hydraulic jack, it is characterised in that:First fluid sealant Circle is made of elastomeric material.
A kind of foregoing pressure measuring tie-in for automated machine tool hydraulic jack, it is characterised in that:Second fluid sealant Circle is made of self-lubricating nylon material.
A kind of foregoing pressure measuring tie-in for automated machine tool hydraulic jack, it is characterised in that:The pressure measurement spring One end props up communicating pipe by baffle plate.
The beneficial effects of the invention are as follows:The pressure measuring tie-in for automated machine tool hydraulic jack of the present invention, passes through pressure measurement Spring accesses the oil circuit of hydraulic jack, promotes the movement of pressure measurement push rod, and sets displacement by displacement transducer, automatic so as to obtain Change the pressure value of machine tool hydraulic oil cylinder, it is easy to use, it is easy to test, it is simple in construction, have a good application prospect.
Brief description of the drawings
Fig. 1 is the structural representation of the pressure measuring tie-in for automated machine tool hydraulic jack of the present invention.
The implication marked in accompanying drawing is as follows:
1:Cylinder body of hydraulic oil cylinder;2:Fittings body;3:First O-ring seal;4:Communicating pipe;5:Cavity;6:Pressure measurement spring;7: Steel ball;8:Pressure measurement push rod;9:Second O-ring seal;10:Displacement transducer;11:Protruding ring;12:Baffle plate.
Embodiment
Below in conjunction with Figure of description, the present invention will be further described.Following examples are only used for clearly Illustrate technical scheme, and can not be limited the scope of the invention with this.
As shown in figure 1, the pressure measuring tie-in for automated machine tool hydraulic jack of the present invention, including twist-on is in hydraulic jack Fittings body 2 on cylinder body 1, the first O-ring seal 3 is set between the outer wall of the fittings body 2 and the inwall of cylinder body of hydraulic oil cylinder 1, Pipe 4, cavity 5 are communicated with the fittings body 2, the cavity 5 is connected by communicating pipe 4 and cylinder body of hydraulic oil cylinder 1, described Pressure measurement spring 6, steel ball 7, pressure measurement push rod 8 are set in cavity 5, and one end of the pressure measurement spring 6 props up communicating pipe 4, the pressure measurement The other end of spring 6 is connected by steel ball 7 with pressure measurement push rod 8, and the pressure measurement push rod 8 is embedded in cavity 5, and outer end is prolonged Fittings body 2 is stretched out, the outer wall of the pressure measurement push rod 8 is provided with the second O-ring seal 9 with the inwall of fittings body 2, and the pressure measurement pushes away The rear end of bar 8 is connected with displacement transducer 10.
A diameter of communicating pipe 4 of the cavity 5 three times of diameter, one end of the pressure measurement spring 6 is propped up by baffle plate 12 Communicating pipe 4, the pressure for being easy to the oil circuit of connecting tube 4 to provide promotes pressure measurement spring 6 to compress, and promotes pressure measurement push rod 8 by steel ball 7 Moved in cavity 5, be subjected to displacement displacement transducer 10, so as to calculate the pressure value of automated machine tool hydraulic jack, made With conveniently.
The middle part of the fittings body 2 is provided with protruding ring 11, and the protruding ring 11 is used to prop up at the end of cylinder body of hydraulic oil cylinder 1 Portion.
The inner end of pressure measurement push rod 8 is provided with the arc groove that steel ball 7 is put for card, and contact is reliable.
First O-ring seal 3 is made of elastomeric material, and second O-ring seal 9 uses self-lubricating nylon material It is made, while sealing, plays lubrication, pressure measurement push rod 8 is smoothly slided in cavity 5.
In summary, the pressure measuring tie-in for automated machine tool hydraulic jack of the invention, liquid is accessed by pressure measurement spring The oil circuit of compressing cylinder, the movement of pressure measurement push rod is promoted, and displacement is set by displacement transducer, so as to obtain automated machine tool hydraulic pressure The pressure value of oil cylinder, it is easy to use, it is easy to test, it is simple in construction, have a good application prospect.
General principle, the main features and advantages of the present invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not limited to the above embodiments, the original for simply illustrating the present invention described in above-described embodiment and specification Reason, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes and improvements It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle It is fixed.

Claims (5)

  1. A kind of 1. pressure measuring tie-in for automated machine tool hydraulic jack, it is characterised in that:Including twist-on in cylinder body of hydraulic oil cylinder (1)On fittings body(2), the fittings body(2)Outer wall and cylinder body of hydraulic oil cylinder(1)Inwall between the first fluid sealant is set Circle(3), the fittings body(2)Inside it is communicated with pipe(4), cavity(5), the cavity(5)Pass through communicating pipe(4)With hydraulic jack Cylinder body(1)It is connected, the cavity(5)Interior setting pressure measurement spring(6), steel ball(7), pressure measurement push rod(8), the pressure measurement spring (6)One end prop up communicating pipe(4), the pressure measurement spring(6)The other end pass through steel ball(7)With pressure measurement push rod(8)It is connected, The pressure measurement push rod(8)It is embedded in cavity(5)It is interior, and fittings body is extended in outer end(2), the pressure measurement push rod(8)Outer wall With fittings body(2)Inwall be provided with the second O-ring seal(9), the pressure measurement push rod(8)Rear end be connected with displacement transducer (10), the cavity(5)A diameter of communicating pipe(4)Three times of diameter, the fittings body(2)Middle part be provided with protruding ring (11), the protruding ring(11)For propping up in cylinder body of hydraulic oil cylinder(1)End.
  2. 2. in a kind of pressure measuring tie-in for automated machine tool hydraulic jack according to claim 1, it is characterised in that:Institute State pressure measurement push rod(8)Inner end is provided with puts steel ball for card(7)Arc groove.
  3. A kind of 3. pressure measuring tie-in for automated machine tool hydraulic jack according to claim 1, it is characterised in that:It is described First O-ring seal(3)It is made of elastomeric material.
  4. A kind of 4. pressure measuring tie-in for automated machine tool hydraulic jack according to claim 1, it is characterised in that:It is described Second O-ring seal(9)It is made of self-lubricating nylon material.
  5. A kind of 5. pressure measuring tie-in for automated machine tool hydraulic jack according to claim 1, it is characterised in that:It is described Pressure measurement spring(6)One end pass through baffle plate(12)Prop up communicating pipe(4).
CN201610578204.2A 2016-07-21 2016-07-21 A kind of pressure measuring tie-in for automated machine tool hydraulic jack Expired - Fee Related CN105971980B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610578204.2A CN105971980B (en) 2016-07-21 2016-07-21 A kind of pressure measuring tie-in for automated machine tool hydraulic jack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610578204.2A CN105971980B (en) 2016-07-21 2016-07-21 A kind of pressure measuring tie-in for automated machine tool hydraulic jack

Publications (2)

Publication Number Publication Date
CN105971980A CN105971980A (en) 2016-09-28
CN105971980B true CN105971980B (en) 2018-01-12

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Application Number Title Priority Date Filing Date
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3543107A1 (en) * 1985-12-06 1987-06-11 Bergwerksverband Gmbh Working cylinder with accumulative displacement measurement
CN2077991U (en) * 1990-07-20 1991-05-29 中国矿业大学 Pressure detecting device of monomer hydraulic prop
CN101373157A (en) * 2008-10-15 2009-02-25 童承勋 Pressure conversion indication device
CN203365026U (en) * 2013-06-27 2013-12-25 北京航天新风机械设备有限责任公司 Portable pressure gauge
CN205977900U (en) * 2016-07-21 2017-02-22 苏州誉衡兴自动化科技有限公司 A pressure measuring connector for automizing lathe hydraulic cylinder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0580975B2 (en) * 1987-06-29 1993-11-11 Hitachi Construction Machinery
JP2004044705A (en) * 2002-07-12 2004-02-12 Nissan Diesel Motor Co Ltd Hydraulic cylinder

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3543107A1 (en) * 1985-12-06 1987-06-11 Bergwerksverband Gmbh Working cylinder with accumulative displacement measurement
CN2077991U (en) * 1990-07-20 1991-05-29 中国矿业大学 Pressure detecting device of monomer hydraulic prop
CN101373157A (en) * 2008-10-15 2009-02-25 童承勋 Pressure conversion indication device
CN203365026U (en) * 2013-06-27 2013-12-25 北京航天新风机械设备有限责任公司 Portable pressure gauge
CN205977900U (en) * 2016-07-21 2017-02-22 苏州誉衡兴自动化科技有限公司 A pressure measuring connector for automizing lathe hydraulic cylinder

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