CN110332177A - A kind of anti-shifting method of servo-cylinder piston - Google Patents
A kind of anti-shifting method of servo-cylinder piston Download PDFInfo
- Publication number
- CN110332177A CN110332177A CN201910416673.8A CN201910416673A CN110332177A CN 110332177 A CN110332177 A CN 110332177A CN 201910416673 A CN201910416673 A CN 201910416673A CN 110332177 A CN110332177 A CN 110332177A
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- China
- Prior art keywords
- cylinder
- servo
- rotary rod
- hole
- dust guard
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- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 29
- 238000006073 displacement reaction Methods 0.000 claims description 22
- 244000309464 bull Species 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 3
- 238000003801 milling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 1
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
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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 invention discloses a kind of anti-shifting methods of servo-cylinder piston, the anti-shifting method is by servo-cylinder dust guard, anti-rotary rod is set between servo-cylinder cylinder sleeve and servo-cylinder cylinder body, thread segment is provided on the upper end of anti-rotary rod, tapped through hole is provided on the dust cover of servo-cylinder, the thread segment is connected in tapped through hole, the lower end of anti-rotary rod is protruded into the second location hole on servo-cylinder cylinder body after passing through the first positioning hole on servo-cylinder cylinder sleeve, the tapped through hole, first positioning hole, the central axis of second location hole coincides.It is very simple, quick that the invention enables the operations of the anti-rotation of servo-cylinder piston, and design, processing, the installation of anti-rotary rod are simple, and later maintenance and easy maintenance improve production efficiency of equipment, user-friendly.
Description
Technical field
The present invention relates to milling train servo-cylinders, more particularly, to a kind of anti-shifting method of servo-cylinder piston.
Background technique
The displacement sensor of rolling mill hydraulic servo-system is the important detecting element of milling train band thickness control, it is divided into interior
Set formula displacement sensor and external displacement sensor.If selecting external displacement sensor, the usual each servo oil of milling train
Displacement sensor passes through displacement sensing for detecting the actual displacement of servo-cylinder piston there are two installing on the diagonal line of cylinder
Device sends the actual displacement of servo-cylinder to the control system of Hydrauservo System.During the work time due to servo-cylinder,
Piston is in adjusting (up and down motion) state always just can guarantee that the thickness difference of band must also within the scope of normal control, but simultaneously
Oil cylinder piston anti-rotation device must be set, just can guarantee the normal work of displacement sensor.In the prior art, servo-cylinder piston is anti-
Structure is complicated for rotary device, causes design, processing, assembly difficulty, causes the increase of manufacturing cost and maintenance cost.
In the prior art, the method for servo-cylinder piston anti-rotating has the disadvantage in that design, manufacturing cost increase, installation,
Working service is complicated.
Summary of the invention
To solve the above problems, the object of the present invention is to provide a kind of design, manufacture, easy for installation, maintenances simple one
The method of kind servo-cylinder anti-rotation.
For achieving the above object, the present invention uses technical solution as described below:
A kind of anti-shifting method of servo-cylinder piston, in servo-cylinder dust guard, servo-cylinder cylinder sleeve and servo-cylinder cylinder body
Between anti-rotary rod is set, be provided with thread segment on the upper end of anti-rotary rod, be provided on the dust cover of servo-cylinder
Tapped through hole, the thread segment are connected in tapped through hole, and the lower end of anti-rotary rod passes through on servo-cylinder cylinder sleeve first fixed
Position is protruded into the second location hole on servo-cylinder cylinder body behind hole, the tapped through hole, first positioning hole, in second location hole
Mandrel line coincides, and the portion of screwing is provided on anti-rotary rod, and the portion of screwing is located at servo-cylinder dust guard and servo-cylinder cylinder
Between set, the circumference side for screwing portion screws the multi-plane structure that plane forms by several；The screw thread of anti-rotary rod
Section and servo-cylinder dust guard are using threaded connection, by the portion that screws of the main anti-rotary rod of spanner card, rotation anti-bull stick
Body is installed on the thread segment of anti-rotary rod upper end in the threaded hole on servo-cylinder dust guard；Servo-cylinder piston it is small
It is connected by screw bolts, servo-cylinder piston, servo-cylinder dust guard and can prevent between end and servo-cylinder dust guard
Bull stick body regards an entirety as, and servo-cylinder cylinder sleeve and servo-cylinder cylinder body, which rely on, to be bolted to form an entirety；Servo oil
The displacement sensor of cylinder is installed on servo-cylinder cylinder body two sides, and when servo-cylinder piston up-down, anti-rotary rod is also followed
Servo-cylinder piston up-down；The lower plane of the movable terminal of displacement sensor and servo-cylinder dust guard contact, when watching
It takes oil cylinder piston and when anti-rotary rod moves up and down as a whole, the movable end of displacement sensor also leans on itself spring to abut
The lower plane of servo-cylinder dust guard moves up and down；The lower end of anti-rotary rod is always positioned at the location hole of servo-cylinder cylinder body
Interior movement ensure that servo-cylinder dust guard is not relatively moved relative to the movable end of displacement sensor, to guarantee to survey
The accuracy of amount.
Further, the first positioning hole and second location hole are unthreaded hole.
Further, anti-rotary rod and first positioning hole, anti-rotary rod and second location hole are clearance fit.
Due to the adoption of the technical scheme as described above, the present invention has the following advantages:
Anti- shifting method of the invention on servo-cylinder by being arranged anti-rotary rod, so that operation is very simple, quick, and
Design, processing, the installation of anti-rotary rod are simple, and later maintenance and easy maintenance improve production efficiency of equipment, user facilitated to make
With.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of anti-rotary rod；
Fig. 2 is the installation diagram of anti-rotary rod；
In figure: 1, anti-rotary rod；11, portion is screwed；12, thread segment；2, servo-cylinder dust guard；3, servo-cylinder cylinder sleeve；4,
Servo-cylinder cylinder body；5, displacement sensor；6, servo-cylinder piston.
Specific embodiment
Technical solution of the present invention is described in further detail below by drawings and examples.
As shown in Figure 1, 2, the anti-shifting method of a kind of servo-cylinder piston of the present invention, in the dust-proof dress of servo-cylinder
It sets, anti-rotary rod is set between servo-cylinder cylinder sleeve and servo-cylinder cylinder body, be provided with thread segment on the upper end of anti-rotary rod 1
12, tapped through hole is provided on servo-cylinder dust guard 2, the thread segment 12 is connected in tapped through hole, anti-rotary rod 1
Lower end pass through servo-cylinder cylinder sleeve 3 on first positioning hole after protrude into the second location hole on servo-cylinder cylinder body 4, it is described
First positioning hole and second location hole are unthreaded hole；The tapped through hole, first positioning hole, the central axis phase of second location hole
It is overlapped, the portion of screwing 11 is provided on anti-rotary rod 1, portion 11 is screwed and is located at servo-cylinder dust guard 2 and servo-cylinder cylinder sleeve 3
Between, the circumference side for screwing portion 11 screws the multi-plane structure that plane forms by several；The screw thread of anti-rotary rod 1
Section 12 and servo-cylinder dust guard 2 screw portion 11 by the main anti-rotary rod of spanner card, rotation is anti-using threaded connection
Bull stick body 1 is installed on the thread segment 12 of anti-rotary rod upper end in the threaded hole on servo-cylinder dust guard 2；Servo-cylinder
It is connected by screw bolts, servo-cylinder piston 6, servo-cylinder can be prevented between the small end and servo-cylinder dust guard 2 of piston 6
Dirt device 2 and anti-rotary rod 1 regard an entirety as, and servo-cylinder cylinder sleeve 3 and servo-cylinder cylinder body 4, which rely on, to be bolted to form one
A entirety；The displacement sensor 5 of servo-cylinder is installed on 4 two sides of servo-cylinder cylinder body, when servo-cylinder piston 6 moves up and down
When, anti-rotary rod 1 also follows servo-cylinder piston 6 to move up and down；The dust-proof dress of movable terminal and servo-cylinder of displacement sensor 5
The lower plane contact for setting 2, when servo-cylinder piston 6 and anti-rotary rod 1 move up and down as a whole, displacement sensor 5
Movable end also lean on itself spring against servo-cylinder dust guard 2 lower plane move up and down；Begin the lower end of anti-rotary rod 1
Final position is moved in the positioning hole of servo-cylinder cylinder body 4, ensure that servo-cylinder dust guard 2 relative to displacement sensor 5
Movable end does not relatively move, to guarantee the accuracy of measurement.
In order to ensure sliding up and down for anti-rotary rod 1 is smooth, anti-rotary rod 1 and first positioning hole, anti-rotary rod and second
Location hole is clearance fit.
Claims (3)
1. a kind of anti-shifting method of servo-cylinder piston, it is characterised in that: in servo-cylinder dust guard (2), servo-cylinder cylinder
It covers and anti-rotary rod (1) is set between (3) and servo-cylinder cylinder body (4), the upper end of anti-rotary rod (1) is provided with thread segment
(12), tapped through hole is provided on servo-cylinder dust guard (2), the thread segment (12) is connected in tapped through hole, prevents
The lower end of bull stick body (1) protrudes into second on servo-cylinder cylinder body (4) after passing through the first positioning hole on servo-cylinder cylinder sleeve (3)
Positioning hole, the tapped through hole, first positioning hole, second location hole central axis coincide, set on anti-rotary rod (1)
The portion of screwing (11) are equipped with, portion (11) is screwed and is located between servo-cylinder dust guard (2) and servo-cylinder cylinder sleeve (3), the rotation
The circumference side for twisting portion (11) screws the multi-plane structure that plane forms by several；The thread segment (12) of anti-rotary rod (1)
With servo-cylinder dust guard (2) using threaded connection, by screwing portion (11) for the main anti-rotary rod of spanner card, rotation is anti-
Bull stick body (1) is installed on the thread segment (12) of anti-rotary rod upper end in the threaded hole on servo-cylinder dust guard (2)；It watches
It takes and is connected by screw bolts between the small end of oil cylinder piston (6) and servo-cylinder dust guard (2), it can be servo-cylinder piston
(6), servo-cylinder dust guard (2) and anti-rotary rod (1) regard an entirety, servo-cylinder cylinder sleeve (3) and servo-cylinder cylinder as
Body (4) relies on and is bolted to form an entirety；The displacement sensor (5) of servo-cylinder is installed on servo-cylinder cylinder body (4) two
Side, when servo-cylinder piston (6) move up and down, anti-rotary rod (1) also follows servo-cylinder piston (6) to move up and down；Displacement
The lower plane contact of the movable terminal and servo-cylinder dust guard (2) of sensor (5), when servo-cylinder piston (6) and anti-rotation
When the body of rod (1) moves up and down as a whole, the movable end of displacement sensor (5) also leans on itself spring anti-against servo-cylinder
The lower plane of dirt device (2) moves up and down；The lower end of anti-rotary rod (1) is always positioned at the location hole of servo-cylinder cylinder body (4)
Interior movement ensure that servo-cylinder dust guard (2) is not relatively moved relative to the movable end of displacement sensor (5), thus
Guarantee the accuracy of measurement.
2. a kind of anti-shifting method of servo-cylinder piston according to claim 1, it is characterised in that: the first positioning hole
It is unthreaded hole with second location hole.
3. a kind of anti-shifting method of servo-cylinder piston according to claim 1, it is characterised in that: anti-rotary rod (1) with
First positioning hole, anti-rotary rod (1) and second location hole are clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910416673.8A CN110332177A (en) | 2019-05-20 | 2019-05-20 | A kind of anti-shifting method of servo-cylinder piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910416673.8A CN110332177A (en) | 2019-05-20 | 2019-05-20 | A kind of anti-shifting method of servo-cylinder piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110332177A true CN110332177A (en) | 2019-10-15 |
Family
ID=68139316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910416673.8A Pending CN110332177A (en) | 2019-05-20 | 2019-05-20 | A kind of anti-shifting method of servo-cylinder piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110332177A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07110014A (en) * | 1993-10-12 | 1995-04-25 | Smc Corp | Servo cylinder |
| CN202170909U (en) * | 2011-08-04 | 2012-03-21 | 常州市东升检测仪器有限公司 | AGC cylinder with displacement sensor |
| CN202387731U (en) * | 2011-12-15 | 2012-08-22 | 中冶陕压重工设备有限公司 | Anti-rotating device |
| CN103062154A (en) * | 2011-10-19 | 2013-04-24 | 无锡市阳通机械设备有限公司 | Oil cylinder displacement detection device |
| CN104088848A (en) * | 2014-07-03 | 2014-10-08 | 福建海源自动化机械股份有限公司 | Anti-rotation servo oil cylinder of external displacement sensor |
| CN104879341A (en) * | 2015-05-08 | 2015-09-02 | 湖北航天技术研究院总体设计所 | Hydraulic servo actuator having adjustable length |
-
2019
- 2019-05-20 CN CN201910416673.8A patent/CN110332177A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07110014A (en) * | 1993-10-12 | 1995-04-25 | Smc Corp | Servo cylinder |
| CN202170909U (en) * | 2011-08-04 | 2012-03-21 | 常州市东升检测仪器有限公司 | AGC cylinder with displacement sensor |
| CN103062154A (en) * | 2011-10-19 | 2013-04-24 | 无锡市阳通机械设备有限公司 | Oil cylinder displacement detection device |
| CN202387731U (en) * | 2011-12-15 | 2012-08-22 | 中冶陕压重工设备有限公司 | Anti-rotating device |
| CN104088848A (en) * | 2014-07-03 | 2014-10-08 | 福建海源自动化机械股份有限公司 | Anti-rotation servo oil cylinder of external displacement sensor |
| CN104879341A (en) * | 2015-05-08 | 2015-09-02 | 湖北航天技术研究院总体设计所 | Hydraulic servo actuator having adjustable length |
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