CN205927045U - Swing lever formula hydraulic pressure pusher drive arrangement - Google Patents
Swing lever formula hydraulic pressure pusher drive arrangement Download PDFInfo
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- CN205927045U CN205927045U CN201620965130.3U CN201620965130U CN205927045U CN 205927045 U CN205927045 U CN 205927045U CN 201620965130 U CN201620965130 U CN 201620965130U CN 205927045 U CN205927045 U CN 205927045U
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Abstract
The utility model discloses a swing lever formula hydraulic pressure pusher drive arrangement, the synchronizing shaft that is connected including both ends and bearing frame, install at the pendulum rod at synchronizing shaft both ends and be used for driving the pneumatic cylinder of pendulum rod, the dolly of cutting somebody's hair is connected to the pendulum rod upper end, and two pendulum rod middle parts articulate the tailpiece of the piston rod portion that corresponds the pneumatic cylinder respectively, and two sets of tail end of the hydraulic cylinder are articulated with hydraulic cylinder base, still including being used for driving the hydraulic system that two sets of pneumatic cylinders moved, the utility model discloses the motion that enables the pusher is more steady, and furthest has reduced simultaneous error, makes swing arm and rigid shaft atress even, has avoided distortion, has stopped the aversion because of the too big production of atress of hydraulic cylinder base and bearing frame moreover.
Description
Technical field
This utility model is related to pusher technical field, and more particularly, to a kind of rocking lever formula hydraulic steel pushing machine drives dress
Put.
Background technology
One of online main equipment of billet caster, is pushed into strand storage shelf with it in time the strand on turn over cooling bed
On.The hydraulic steel pushing machine adopting on continuous casting at present, it is by dolly of cutting somebody's hair, two forks, respectively and two synchronizing shafts of two forks
Connect, two synchronizing shafts are coupled with solidity coupled shaft in centre simultaneously, by two hydraulic cylinders and two fork hinge joints.Hydraulic thrust steel
The hydraulic part of machine controls two hydraulic cylinders by two electro-hydraulic reversing valves respectively by two hydraulic circuits.Exist with problem：
1. fork and solidity coupled shaft stress deformation;
2. the bearing block of solidity coupled shaft and hydraulic cylinder base stress move position;
3. pusher walking is unstable, has creeping phenomenon.
This is because the rocking lever formula hydraulic steel pushing machine hydraulic system that presently, there are adopts two solenoid directional control valves to control
Two hydraulic cylinders, when corresponding two electric magnet of two solenoid directional control valves are energized simultaneously, make two pushers synchronous operations;As one
Electro-hydraulic reversing valve is energized, another no power that is out of order, and result is a hydraulic cylinder action, is failure to actuate for another, will lead to push away
Steel fork and solidity coupled shaft produce torsional deformation；Pusher hydraulic system adopts two cylinders throttle grverning respectively, and in electromagnetism
It is provided with one-way damper between pilot valve and hydraulic control main valve and controls commutating period, choke valve adjustment is improper to lead to two hydraulic cylinders
Piston movement speed differ, antivibrator adjust error can produce two hydraulic cylinders piston start action time different
Step, how reconditioning increased synchronous accumulated error, cause pusher to creep and couple the accidents such as shaft distortion.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of rocking lever formula hydraulic steel pushing machine driving means, energy
Make the motion of pusher more steady, reduce synchronous error to greatest extent, make swing arm and stiff shaft uniform force, it is to avoid turn round
Bent deformation, and prevented hydraulic cylinder base and bearing block because of the displacement of the excessive generation of stress.
For solving above-mentioned technical problem, technical solution adopted in the utility model is：A kind of rocking lever formula hydraulic thrust
Steel machine actuating device, the synchronizing shaft being connected with bearing block including two ends, be arranged on synchronizing shaft two ends fork and for drive pendulum
The hydraulic cylinder of bar, described fork upper end connects dolly of cutting somebody's hair, and is respectively articulated with the tailpiece of the piston rod of corresponding hydraulic cylinder in the middle part of two forks
Portion, two sets of hydraulic cylinder tail ends are hinged with hydraulic cylinder base, also include the hydraulic system for driving two sets of hydraulic cylinder actions.
Described hydraulic system includes fuel tank, hydraulic pump, check valve, three-position four-way electromagnetic directional valve and two sets of hydraulic branch,
Two sets of hydraulic branch are respectively communicated with rod chamber and the rodless cavity of two sets of hydraulic cylinders, and described three-position four-way electromagnetic directional valve oil-in leads to
Cross check valve and connect hydraulic pump oil-out, installation overflow valve between three-position four-way electromagnetic directional valve unloading port and oil-in, three
Two entry/exit hydraulic fluid ports of four-way electromagnetic reversing valve connect a set of hydraulic branch respectively, and two sets of hydraulic branch are installed respectively side by side
Check valve and choke valve, the port of export of two sets of hydraulic branch connects rod chamber and the rodless cavity of two sets of hydraulic cylinders respectively.
Have the beneficial effects that using produced by technique scheme：Using the same time control of three-position four-way electromagnetic directional valve
The motion of two sets of hydraulic cylinders of system；One-way throttle velocity modulation loop carries out meter out mouth to control the movement velocity of two sets of hydraulic cylinders,
So not only can avoid that double solenoid directional control valve electric faults lead to is asynchronous, and choke valve can be exempted, antivibrator produces
Alignment error.Using an Integral synchronous axle as mechanical synchronization element it is achieved that the steady synchronous operation of pusher.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is hydraulic system principle figure；
Wherein：1st, bearing block；2nd, fork；3rd, hydraulic cylinder；4th, strand；5th, cut somebody's hair dolly；6th, cold bed steel construction；7th, hydraulic cylinder
Base；8th, synchronizing shaft；9th, one-way throttle loop；10th, choke valve；11st, three-position four-way electromagnetic directional valve；12nd, overflow valve；13rd, oil
Case；14th, hydraulic pump；15th, check valve.
Specific embodiment
With reference to the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clearly
Chu, it is fully described by it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Elaborate a lot of details in the following description in order to fully understand this utility model, but this practicality is new
Type can also be different from alternate manner described here to implement using other, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case of new intension, therefore this utility model is not limited by following public specific embodiment.
As shown in figure 1, the utility model discloses a kind of rocking lever formula hydraulic steel pushing machine driving means, including two ends with
Synchronizing shaft 8 that bearing block 1 connects, it is arranged on the fork 2 at synchronizing shaft 8 two ends and for driving the hydraulic cylinder 3 of fork 2, described pendulum
Bar 2 upper end connects dolly 5 of cutting somebody's hair, and is respectively articulated with the piston rod end of corresponding hydraulic cylinder 3, two sets of hydraulic cylinders 3 in the middle part of two forks 2
Tail end is hinged with hydraulic cylinder base 7, also includes the hydraulic system for driving the action of two sets of hydraulic cylinders 3.
Described hydraulic system includes fuel tank 13, hydraulic pump 14, check valve 15, three-position four-way electromagnetic directional valve 11 and two sets of liquid
Pressure branch road, two sets of hydraulic branch are respectively communicated with rod chamber and the rodless cavity of two sets of hydraulic cylinders 3, described three-position four-way electromagnetic directional valve
11 oil-ins connect hydraulic pump 14 oil-out by check valve, pacify between three-position four-way electromagnetic directional valve 11 unloading port and oil-in
Dress overflow valve 12, two entry/exit hydraulic fluid ports of three-position four-way electromagnetic directional valve 11 connect a set of hydraulic branch respectively, and two sets of hydraulic pressure prop up
Check valve and choke valve 10 are installed on road, check valve and choke valve 10 form unidirectional speed control loop 9, and two sets of hydraulic pressure prop up respectively side by side
The port of export on road connects rod chamber and the rodless cavity of two sets of hydraulic cylinders 3 respectively.
Conticaster produce when, hydraulic pump 14 works from fuel tank 13 oil suction, after overflow valve 12 pressure regulation pass through check valve 15 to
Three-position four-way electromagnetic directional valve 11 fuel feeding, pusher is standby, three-position four-way electromagnetic directional valve 11 electric magnet 1DT, 2DT
All in power failure state, three-position four-way electromagnetic directional valve 11 is in middle position, and dolly 5 of cutting somebody's hair is in start bit.Press and push away steel button, electricity
Magnet 2DT obtains electric, and pressure oil passes through three-position four-way electromagnetic directional valve 11, enters two sets by wherein a set of unidirectional speed control loop
The rodless cavity of hydraulic cylinder, promotes the piston rod of hydraulic cylinder and fork 2 to travel forward, and fork 2 and dolly 5 of cutting somebody's hair promote strand 4 to make
Push away base work, simultaneously the hydraulic oil of two sets of hydraulic cylinder rod chambers after choke valve 10 speed governing, then through three-position four-way electromagnetic directional valve
11 flow to fuel tank 13.Dolly 5 of cutting somebody's hair promotes strand 4 to push away after base action shifts position onto, presses SR, electric magnet 1DT obtains
Electricity, pressure oil, through three position four-way directional control valve 11, enters rod chamber, piston rod and the pendulum of hydraulic cylinder by other set hydraulic branch
Bar 2 rearward movement（It is backward on the right side of Fig. 1, left side is forward）, fork 2 pull cut somebody's hair dolly 5 retreat reset, two sets of hydraulic pressure simultaneously
The hydraulic oil of cylinder rodless cavity flows to fuel tank 13 after choke valve speed governing, then through three-position four-way electromagnetic directional valve 11, and electric magnet 1DT loses
Electricity, completes one and pushes away base circulation.
In a word, this utility model passes through to control the fortune of two sets of hydraulic cylinders using a three-position four-way electromagnetic directional valve simultaneously
Dynamic；One-way throttle velocity modulation loop carries out meter out mouth to control the movement velocity of two sets of hydraulic cylinders, so not only can avoid
It is asynchronous that double solenoid directional control valve electric faults lead to, and can exempt choke valve, the alignment error of antivibrator generation.Using one
Root Integral synchronous axle is as mechanical synchronization element it is achieved that the steady synchronous operation of pusher.
Claims (2)
1. a kind of rocking lever formula hydraulic steel pushing machine driving means it is characterised in that：Including two ends and bearing block（1）Connect is same
Step axle（8）, be arranged on synchronizing shaft（8）The fork at two ends（2）With for driving fork（2）Hydraulic cylinder（3）, described fork（2）
Upper end connects dolly of cutting somebody's hair（5）, two forks（2）Middle part is respectively articulated with corresponding hydraulic cylinder（3）Piston rod end, two sets of hydraulic pressure
Cylinder（3）Tail end and hydraulic cylinder base（7）Hinged, also include for driving two sets of hydraulic cylinders（3）The hydraulic system of action.
2. rocking lever formula hydraulic steel pushing machine driving means according to claim 1 it is characterised in that：Described hydraulic system
Including fuel tank（13）, hydraulic pump（14）, check valve（15）, three-position four-way electromagnetic directional valve（11）With two sets of hydraulic branch, two sets
Hydraulic branch is respectively communicated with two sets of hydraulic cylinders（3）Rod chamber and rodless cavity, described three-position four-way electromagnetic directional valve（11）Oil-feed
Mouth connects hydraulic pump by check valve（14）Oil-out, three-position four-way electromagnetic directional valve（11）Install between unloading port and oil-in
Overflow valve（12）, three-position four-way electromagnetic directional valve（11）Two entry/exit hydraulic fluid ports connect a set of hydraulic branch, two sets of hydraulic pressure respectively
Check valve and choke valve are installed side by side respectively on branch road（10）, check valve and choke valve（10）Form unidirectional speed control loop（9）, two
The port of export of set hydraulic branch connects two sets of hydraulic cylinders respectively（3）Rod chamber and rodless cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965130.3U CN205927045U (en) | 2016-08-29 | 2016-08-29 | Swing lever formula hydraulic pressure pusher drive arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965130.3U CN205927045U (en) | 2016-08-29 | 2016-08-29 | Swing lever formula hydraulic pressure pusher drive arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205927045U true CN205927045U (en) | 2017-02-08 |
Family
ID=57954802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620965130.3U Expired - Fee Related CN205927045U (en) | 2016-08-29 | 2016-08-29 | Swing lever formula hydraulic pressure pusher drive arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205927045U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108246805A (en) * | 2017-12-27 | 2018-07-06 | 太重煤机有限公司 | Cold shears material-pulling device |
| CN118002782A (en) * | 2024-04-08 | 2024-05-10 | 长治县金世恒合金科技有限公司 | Calcium metal ingot pressing device |
-
2016
- 2016-08-29 CN CN201620965130.3U patent/CN205927045U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108246805A (en) * | 2017-12-27 | 2018-07-06 | 太重煤机有限公司 | Cold shears material-pulling device |
| CN108246805B (en) * | 2017-12-27 | 2020-01-07 | 太重煤机有限公司 | Material pushing device of cold shearing machine |
| CN118002782A (en) * | 2024-04-08 | 2024-05-10 | 长治县金世恒合金科技有限公司 | Calcium metal ingot pressing device |
| CN118002782B (en) * | 2024-04-08 | 2024-06-11 | 长治县金世恒合金科技有限公司 | Calcium metal ingot pressing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20180829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |