CN108386416A - A kind of displacement sensor fixing device suitable for a variety of hydraulic cylinder specifications - Google Patents
A kind of displacement sensor fixing device suitable for a variety of hydraulic cylinder specifications Download PDFInfo
- Publication number
- CN108386416A CN108386416A CN201810517150.8A CN201810517150A CN108386416A CN 108386416 A CN108386416 A CN 108386416A CN 201810517150 A CN201810517150 A CN 201810517150A CN 108386416 A CN108386416 A CN 108386416A
- Authority
- CN
- China
- Prior art keywords
- hydraulic cylinder
- displacement sensor
- link block
- sleeve
- supporting rod
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2892—Means for indicating the position, e.g. end of stroke characterised by the attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The present invention relates to hydraulic cylinder displacement measurement technology fields,More particularly to a kind of displacement sensor fixing device suitable for a variety of hydraulic cylinder specifications,Cylinder body including hydraulic cylinder,Cyclic annular fixing sleeve is arranged on the outer wall of cylinder body,Fixed displacement sensor on fixing sleeve,Vertical fixed supporting rod on the earrings of the piston rod end of hydraulic cylinder,The measurement line of displacement sensor is connected with the end of supporting rod,Fixing sleeve is the ring-type being connected in series by multiple link blocks,And it is bolted between two neighboring link block and realizes detachable cooperation,Fixing sleeve for fixed displacement sensor is that detachable be connected in series is bolted by multiple link blocks,It in this way can be according to the cylinder body of different-diameter,Select the link block of different number,So that multiple link blocks enclose the ring-type of different-diameter,With the cylinder body suitable for different-diameter,Displacement sensor on different-diameter hydraulic cylinder can be fixed,Applicability is wider.
Description
Technical field
The present invention relates to hydraulic cylinder displacement measurement technology field more particularly to a kind of positions suitable for a variety of hydraulic cylinder specifications
Displacement sensor fixing device.
Background technology
Hydraulic cylinder is the executive component in Hydraulic Power Transmission System, it is the energy converting means for hydraulic energy being converted into mechanical energy
It sets, the structure of hydraulic cylinder is simple, reliable operation.When realizing reciprocating motion, deceleration device can be removed from, and be not driven with it
Therefore gap, stable movement are used widely in the hydraulic system of various machineries.
In numerous mechanical structures using hydraulic cylinder, in order to ensure the accuracy and stationarity of motion, it is necessary to right
The displacement of hydraulic cylinder is accurately measured, and therefore, displacement sensor is in hydraulic cylinder using more and more extensive.The displacement of hydraulic cylinder
Sensor is divided into outer displacement sensor and inbuilt displacement sensor.Inbuilt displacement sensor is in working fluid cylinder pressure, by position
Displacement sensor is installed on inside hydraulic cylinder body, and is coordinated with piston rod, to realize the displacement measurement of hydraulic cylinder, its advantage is that
Good appearance, space hold is few, the disadvantage is that cost is higher, repair is inconvenient, therefore, only in the higher hydraulic servo system of cost
It is applied in system.Outer displacement sensor is to lead to conventional bracing wire type displacement sensor after hydraulic cylinder machines
The outside that fixing device is fixed in hydraulic cylinder is crossed, one end is connected with cylinder body, and the other end is connected with piston rod, to realize liquid
The measurement of cylinder pressure displacement, the disadvantage is that space hold is more, advantage is at low cost, easy to maintenance, easily disassembled, thus using compared with
Extensively.
Currently, the fixing device of hydraulic cylinder displacement sensor is mostly a pair of semicircular clamping device of processing, one end is fixed
On cylinder body, the other end is fixed on the piston rod, to realize the measurement of hydraulic cylinder displacement, the fixing device of this structure, only
Can according to the diameter Aided design of hydraulic cylinder, processing, the size of hydraulic cylinder once it is determined that, fixing device then determines, interchangeability compared with
Difference is only suitable for Single unit job lot production.However, in actual engineer application, even same engineering goods, cylinder type
Number various, diameter difference is larger, when measuring hydraulic cylinder displacement, needs the hydraulic cylinder to each model, individually designed one kind
The fixing device of displacement sensor brings many inconvenience to installation, processing, debugging, therefore, is badly in need of a kind of installation side in the market
Just, fixed reliable, and it is adapted to the fixing device of the displacement sensor of different-diameter hydraulic cylinder.
Invention content
The purpose of the present invention is overcoming the problems of the above-mentioned prior art, provide a kind of suitable for a variety of hydraulic cylinder specifications
Displacement sensor fixing device, the displacement sensor on different-diameter hydraulic cylinder can be fixed.
The technical solution adopted by the present invention to solve the technical problems is：A kind of displacement suitable for a variety of hydraulic cylinder specifications
Sensor fastening device includes the cylinder body of hydraulic cylinder, and cyclic annular fixing sleeve is arranged on the outer wall of cylinder body, and fixed displacement passes on fixing sleeve
Sensor, vertical fixed supporting rod on the earrings of the piston rod end of hydraulic cylinder, the end of the measurement line and supporting rod of displacement sensor
Portion is connected, and fixing sleeve is the ring-type being connected in series by multiple link blocks, and reality is bolted between two neighboring link block
Existing detachable cooperation.
The link block includes intermediate link block and end portion connection block, and the side of intermediate link block is equipped with rectangular preiection, another
Side is equipped with rectangular recess, and intermediate link block is multiple, and end portion connection block is two, and the rectangular preiection of each intermediate link block prolongs
Fixation is reached in the rectangular recess of adjacent intermediate link block and is bolted, convex block is arranged in the one side of end portion connection block,
The convex block of two end portion connection blocks is bolted fixation with the rectangular recess of the intermediate link block positioned at both ends respectively, two
Fixation is bolted between end portion connection block.
The measurement line is connected by lead with the end of supporting rod, and the end for measuring line connects the first sleeve, lead
One end connects second sleeve, and the other end of lead connects lantern ring, and one end of second sleeve extends fixed thread bar, and threaded rod and
Lead is distributed in the both ends of second sleeve, and first set jacket casing is located in threaded rod and is fixed by the nut of two ends, support
Screw thread is opened up on the shaft of bar, lantern ring set is set in supporting rod and is fixed by the nut of two ends, measures line and lead exists
On same straight line and the two is parallel with the piston rod of hydraulic cylinder.
The bottom end of the supporting rod is connected with magnet piece, and supporting rod is adsorbed on by magnet piece on earrings.
Advantageous effect：In use, when hydraulic cylinder piston rod moves, the earrings of piston rod end moves the application,
The supporting rod being fixed on earrings moves, and the measurement line length variation drawn from displacement sensor is driven, to which displacement passes
Sensor judges the moving displacement and feedback of hydraulic cylinder piston rod according to the length variation for measuring line, to realize to hydraulic cylinder piston
The accurate measurement of bar displacement.Wherein, the fixing sleeve for fixed displacement sensor is that be bolted by multiple link blocks can
Detachable is connected in series, and can select the link block of different number so that multiple link blocks according to the cylinder body of different-diameter in this way
The ring-type for enclosing different-diameter, with the cylinder body suitable for different-diameter, you can be passed to the displacement on different-diameter hydraulic cylinder
Sensor is fixed, and applicability is wider.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the structure chart of fixing sleeve.
Specific implementation mode
With reference to Fig. 1-3, the invention will be further described.
A kind of displacement sensor fixing device suitable for a variety of hydraulic cylinder specifications includes the cylinder body 10 of hydraulic cylinder, cylinder body
It is arranged cyclic annular fixing sleeve 20 on 10 outer wall, fixed displacement sensor 30 on fixing sleeve 20, the ear of the piston rod end of hydraulic cylinder
The measurement line 31 of vertical fixed supporting rod 50 on ring 40, displacement sensor 30 is connected with the end of supporting rod 50, and fixing sleeve 20 is
The ring-type being connected in series by multiple link blocks, and be bolted between two neighboring link block and realize detachable cooperation.
In use, when hydraulic cylinder piston rod moves, the earrings 40 of piston rod end moves the application, is fixed on ear
Supporting rod 50 on ring 40 moves, and 31 length of the measurement line variation drawn from displacement sensor 30 is driven, to which displacement passes
Sensor 30 judges the moving displacement and feedback of hydraulic cylinder piston rod according to the length variation for measuring line 31, to realize to hydraulic pressure
The accurate measurement of cylinder piston rod displacement.Wherein, for the fixing sleeve 20 of fixed displacement sensor 30 passed through by multiple link blocks
Be bolted it is detachable be connected in series, can select the link block of different number according to the cylinder body 10 of different-diameter, make in this way
The ring-type that multiple link blocks enclose different-diameter is obtained, with the cylinder body 10 suitable for different-diameter, you can with to different-diameter liquid
Displacement sensor on cylinder pressure is fixed, and applicability is wider.
Further, the link block includes intermediate link block 61 and end portion connection block 62, the side of intermediate link block 61
It is equipped with rectangular recess equipped with rectangular preiection, the other side, intermediate link block 61 is multiple, and end portion connection block 62 is two, Mei Gezhong
Between the rectangular preiection of link block 61 extend in the rectangular recess of adjacent intermediate link block 61 and fixation be bolted, hold
The one side of portion's link block 62 is arranged convex block, the convex blocks of two end portion connection blocks 62 respectively with the intermediate link block 61 positioned at both ends
Rectangular recess fixation is bolted, fixation is bolted between two end portion connection blocks 62.
Preferably, the measurement line 31 is connected by lead 70 with the end of supporting rod 50, measures the end connection of line 31
One end of first sleeve 80, lead 70 connects second sleeve 90, and the other end of lead 70 connects lantern ring 100, second sleeve 90
One end extends fixed thread bar 110, and threaded rod 110 and lead 70 are distributed in the both ends of second sleeve 90, the first 80 sets of sleeve
It is located in threaded rod 110 and is fixed by the nut of two ends, screw thread is opened up on the shaft of supporting rod 50, lantern ring 100 is arranged
It is fixed in supporting rod 50 and by the nut of two ends, measures line 31 and lead 70 is on same straight line and the two is equal
It is parallel with the piston rod of hydraulic cylinder.Lead 70 plays the role of auxiliary connection, the company being convenient for measuring between line 31 and supporting rod 50
It connects.
Further, the bottom end of the supporting rod 50 is connected with magnet piece 120, and supporting rod 50 is adsorbed by magnet piece 120
On earrings 40.Supporting rod 50 is absorbed and fixed at using magnet piece 120 on earrings 40 so that installation and removal are convenient, improve work
Make efficiency.
It should be appreciated that specific embodiment described above is only used for explaining the present invention, it is not intended to limit the present invention.By
The obvious changes or variations that the spirit of the present invention is extended out are still in the protection scope of this invention.
Claims (4)
1. a kind of displacement sensor fixing device suitable for a variety of hydraulic cylinder specifications, it is characterised in that：Cylinder including hydraulic cylinder
Body (10), is arranged cyclic annular fixing sleeve (20) on the outer wall of cylinder body (10), fixed displacement sensor (30) on fixing sleeve (20), hydraulic pressure
Vertical fixed supporting rod (50) on the earrings (40) of the piston rod end of cylinder, the measurement line (31) of displacement sensor (30) and support
The end of bar (50) is connected, and fixing sleeve (20) is the ring-type being connected in series by multiple link blocks, and between two neighboring link block
It is bolted and realizes detachable cooperation.
2. the displacement sensor fixing device according to claim 1 suitable for a variety of hydraulic cylinder specifications, it is characterised in that：
The link block includes intermediate link block (61) and end portion connection block (62), and the side of intermediate link block (61) is convex equipped with rectangle
Rise, the other side is equipped with rectangular recess, intermediate link block (61) is multiple, and end portion connection block (62) is two, each intermediate connection
The rectangular preiection of block (61) extends in the rectangular recess of adjacent intermediate link block (61) and is bolted fixation, and end connects
Connect the one side setting convex block of block (62), the convex blocks of two end portion connection blocks (62) respectively with the intermediate link block positioned at both ends
(61) fixation is bolted in rectangular recess, and fixation is bolted between two end portion connection blocks (62).
3. the displacement sensor fixing device according to claim 2 suitable for a variety of hydraulic cylinder specifications, it is characterised in that：
The measurement line (31) is connected by lead (70) with the end of supporting rod (50), and the end for measuring line (31) connects the first sleeve
(80), one end connection second sleeve (90) of lead (70), the other end connection lantern ring (100) of lead (70), second sleeve
(90) one end extends fixed thread bar (110), and threaded rod (110) and lead (70) are distributed in the two of second sleeve (90)
End, the first sleeve (80) is set in threaded rod (110) and is fixed by the nut of two ends, on the shaft of supporting rod (50)
Screw thread is opened up, lantern ring (100) set is set in supporting rod (50) and is fixed by the nut of two ends, measures line (31) and lead
(70) on same straight line and the two it is parallel with the piston rod of hydraulic cylinder.
4. the displacement sensor fixing device according to claim 3 suitable for a variety of hydraulic cylinder specifications, it is characterised in that：
The bottom end of the supporting rod (50) is connected with magnet piece (120), and supporting rod (50) is adsorbed on earrings (40) by magnet piece (120)
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810517150.8A CN108386416B (en) | 2018-05-25 | 2018-05-25 | A kind of fixed device of displacement sensor suitable for a variety of hydraulic cylinder specifications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810517150.8A CN108386416B (en) | 2018-05-25 | 2018-05-25 | A kind of fixed device of displacement sensor suitable for a variety of hydraulic cylinder specifications |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108386416A true CN108386416A (en) | 2018-08-10 |
| CN108386416B CN108386416B (en) | 2019-11-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810517150.8A Active CN108386416B (en) | 2018-05-25 | 2018-05-25 | A kind of fixed device of displacement sensor suitable for a variety of hydraulic cylinder specifications |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108386416B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895060A (en) * | 2018-09-10 | 2018-11-27 | 江阴市洪腾机械有限公司 | A kind of built-in stroke measurment hydraulic cylinder |
| CN111802277A (en) * | 2019-04-12 | 2020-10-23 | 艾伦·温德林 | Baffle assembly for rod piece |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09323890A (en) * | 1996-06-05 | 1997-12-16 | Sumitomo Constr Mach Co Ltd | Crane cylinder stroke detecting device |
| CN1206796A (en) * | 1997-07-30 | 1999-02-03 | 速睦喜股份有限公司 | Sensor installation location for fluid pressure cylinder |
| US5890585A (en) * | 1996-03-18 | 1999-04-06 | Tsubakimoto Chain Co. | Limit switch mounting structure for a linear actuator |
| CN1245888A (en) * | 1998-08-07 | 2000-03-01 | 株式会社丰田自动织机制作所 | Position detecting device for hydraulic cylinder |
| JP2000065013A (en) * | 1998-08-18 | 2000-03-03 | Isao Kuribayashi | Speed control of pneumatic cylinder |
| JP2014101894A (en) * | 2012-11-16 | 2014-06-05 | Ｅｃｏ−Ａ株式会社 | Sensor fixture |
-
2018
- 2018-05-25 CN CN201810517150.8A patent/CN108386416B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5890585A (en) * | 1996-03-18 | 1999-04-06 | Tsubakimoto Chain Co. | Limit switch mounting structure for a linear actuator |
| JPH09323890A (en) * | 1996-06-05 | 1997-12-16 | Sumitomo Constr Mach Co Ltd | Crane cylinder stroke detecting device |
| CN1206796A (en) * | 1997-07-30 | 1999-02-03 | 速睦喜股份有限公司 | Sensor installation location for fluid pressure cylinder |
| CN1245888A (en) * | 1998-08-07 | 2000-03-01 | 株式会社丰田自动织机制作所 | Position detecting device for hydraulic cylinder |
| JP2000065013A (en) * | 1998-08-18 | 2000-03-03 | Isao Kuribayashi | Speed control of pneumatic cylinder |
| JP2014101894A (en) * | 2012-11-16 | 2014-06-05 | Ｅｃｏ−Ａ株式会社 | Sensor fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895060A (en) * | 2018-09-10 | 2018-11-27 | 江阴市洪腾机械有限公司 | A kind of built-in stroke measurment hydraulic cylinder |
| CN111802277A (en) * | 2019-04-12 | 2020-10-23 | 艾伦·温德林 | Baffle assembly for rod piece |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108386416B (en) | 2019-11-12 |
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