CN205496927U - Quick replacement servo -cylinder device - Google Patents
Quick replacement servo -cylinder device Download PDFInfo
- Publication number
- CN205496927U CN205496927U CN201620018602.4U CN201620018602U CN205496927U CN 205496927 U CN205496927 U CN 205496927U CN 201620018602 U CN201620018602 U CN 201620018602U CN 205496927 U CN205496927 U CN 205496927U
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- China
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- cylinder
- connecting rod
- servobcylinder
- bracket
- servo
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Abstract
The utility model provides a quick replacement servo -cylinder device, the mounting hole of the device on base on hydraulic cylinders cylinder end passes the bracket, the flange passes through the bolt fastening on the bracket before the pneumatic cylinder, and tray and pneumatic cylinder cylinder end are through the round pin hub connection, the integral key shaft is connected in the bracket both sides, and gland and slide bearing pass and fix the gland on the base with two bolts behind the integral key shaft, and the lead screw passes gudgeon hole on the base to be passed through the screw thread and pair be connected with first connecting rod, first connecting rod is connected through round pin axle and second connecting rod, pair is connected through the spline between second connecting rod and the integral key shaft, V type locating piece passes through four bolt fastenings on the base. The utility model discloses an effect is through utilize this device, changed 1 servo -cylinder by original 18 hours and shorten to 1 change in 8 hours when changing the servo -cylinder, shortened the servo -cylinder and changed the time, also improve constructor's between the servo -cylinder stage of replacement factor of safety simultaneously by a wide margin to human and material resources has been saved.
Description
Technical field
This utility model relates to a kind of quick-replaceable servoBcylinder device.
Background technology
PQF servoBcylinder is the core component of tandem rolling main frame, is the final execution unit of servo press down system.Mainly the wall thickness of steel pipe is regulated in time during tube rolling, in a whole set of production line, play pivotal role, directly affect the quality of steel pipe.
1, servoBcylinder acts frequently, and long continuous operation easily weares and teares and causes pressure deviation relatively big, the wall thickness quality of steel pipe is produced considerable influence, needs to change in time servoBcylinder.Tandem rolling main frame has 15 servoBcylinders, changes workload bigger.
2, servoBcylinder volume is relatively big, weighs about 3.6 tons, coordinates closely with tandem rolling memorial archway, and external form is column type, is difficult to lifting.Change every time and need at least 12 people, shut down more than 36 hours, have a strong impact on the yield of a whole set of unit.
3, in installation process, owing to servoBcylinder setting angle requires accurately, to use the instruments such as common jack, steel wire rope to be extremely difficult to necessary requirement.
4, in work progress, restricted by site environment, when using the instrument such as jack, steel wire rope, servoBcylinder obscission easily occurs, make the safety coefficient of work reduce.
5, change servoBcylinder longer for downtime, cannot change during maintenance repair, only just can construct during annual overhaul.
Original servoBcylinder more changing device is as shown in Figure 4, only pedestal, 4 rollers and bracket composition, bracket cannot adjust can only change horizontal level servoBcylinder, above-mentioned requirements cannot be met, in order to not affect tube quality, improve operating speed, shorten replacing construction, reduce manpower and the use of Work tool, save production cost, and eliminate the potential safety hazard in servoBcylinder Renewal process so urgently servoBcylinder more changing device being improved.
Summary of the invention
For the deficiency in structure in prior art, the purpose of this utility model is to provide a kind of quick-replaceable servoBcylinder device, is beneficial to solve servoBcylinder and changes difficult problem.
For achieving the above object, the technical solution adopted in the utility model is to provide a kind of quick-replaceable servoBcylinder device, wherein: described quick-replaceable servoBcylinder device includes hydraulic control system and changes cylinder dolly, change cylinder dolly described in and include pedestal, hydraulic cylinder one, pallet, splined shaft, first connecting rod, second connecting rod, screw mandrel, bracket；On pedestal, hydraulic cylinder one cylinder head is through the installing hole on bracket, and hydraulic cylinder one forward flange is bolted on bracket, and bracket is connected by bearing pin with hydraulic cylinder one cylinder head；Splined shaft is connected to bracket both sides, gland and sliding bearing and is fixed on pedestal by gland with two bolts after splined shaft, and screw mandrel is connected with first connecting rod through the gudgeon hole on pedestal by screw thread pair；First connecting rod is connected by bearing pin and second connecting rod, is connected by spline pair between second connecting rod with splined shaft；V-type locating piece is bolted on pedestal by four.
What effect of the present utility model was that this device can be quick, safe completes servoBcylinder Renewal process, and simple to operate.Changed 1 servoBcylinder when changing servoBcylinder by original 18 hours by this device to shorten to 8 hours change 1, servoBcylinder replacing construction is greatly shortened, the most also improves the safety coefficient of workmen during servoBcylinder is changed, and save human and material resources.
Accompanying drawing explanation
Fig. 1 is servoBcylinder of the present utility model more changing device front view；
Fig. 2 is servoBcylinder of the present utility model more changing device top view；
Fig. 3 is servoBcylinder of the present utility model more changing device B-B direction sectional view；
Fig. 4 is the servoBcylinder more changing device front view of prior art；
Fig. 5 is PQF milling train servoBcylinder installation site sketch；
Fig. 6 is hydraulic system principle figure；
Fig. 7 is screw mandrel connecting rod connection diagram；
Fig. 8 is that gland slip bearing assembles schematic diagram with splined shaft.
In figure:
1, hydraulic cylinder 1, pallet 3, servoBcylinder 4, pedestal 5, V-type roller 6, bracket
7, first connecting rod 8, splined shaft 9, V-type locating piece 10, flat pattern roller 11, screw mandrel
13, filter 14, overflow valve 15, variable pump 16, two-position four-way hand-operated direction valve
17, hydraulic cylinder 2 18, check valve 19, fuel tank 20, second connecting rod 21, sliding bearing 22, gland
Detailed description of the invention
In conjunction with accompanying drawing, quick-replaceable servoBcylinder apparatus structure of the present utility model is illustrated.
As shown in Fig. 1,2,3,6,7,8, quick-replaceable servoBcylinder apparatus structure of the present utility model is, described quick-replaceable servoBcylinder device includes hydraulic control system and change cylinder dolly, described in change cylinder dolly and include pedestal 4, hydraulic cylinder 1, pallet 2, splined shaft 8, first connecting rod 7, second connecting rod 20, screw mandrel 11, bracket 6, V-type locating piece 9, flat pattern roller 10, V-type roller 5；On pedestal 4, hydraulic cylinder 1 cylinder head is through the installing hole on bracket 6, and hydraulic cylinder 1 forward flange is bolted on bracket 6, and bracket 6 is connected by bearing pin with hydraulic cylinder 1 cylinder head；Splined shaft 8 is connected to bracket 6 both sides, gland 22 and sliding bearing 21 and is fixed on pedestal 4 by gland 22 with two bolts after splined shaft 8, and screw mandrel 11 is connected with first connecting rod 7 through the gudgeon hole on pedestal 4 by screw thread pair；First connecting rod 7 is connected by bearing pin and second connecting rod 20, is connected by spline pair between second connecting rod 20 with splined shaft 8；V-type locating piece 9 is bolted on pedestal 4 by four.
Manually rotate adjusting screw 11 to move up and down, screw mandrel 11 moves downward drive first connecting rod 7 and rotates counterclockwise around splined shaft 8, splined shaft 8 rotarily drives bracket 6 and rotates up motion around splined shaft 8, when bracket 6 rotate to servoBcylinder 3 to timing, screw mandrel 11 is changed servoBcylinder 3 by locked can the beginning of locknut.When screw mandrel 11 and first connecting rod 7 are adjusted downward to lowest order, bracket 6 has not arrived and requires that second connecting rod 20 can be pulled down from splined shaft 8 by position, is then transferred to screw mandrel 11 after connecting rod 20 is connected by a high position again with splined shaft 8 adjust.
Described hydraulic control system includes by the interconnective variable pump of pipeline 15, two-position four-way hand-operated direction valve 16, check valve 18, overflow valve 14, hydraulic cylinder 2 17, filter 13, fuel tank 19.
When tearing servoBcylinder 3 open, utilize the hydraulic spring grease cup effect of hydraulic system, play cushioning effect when servoBcylinder 3 splits out in memorial archway, servoBcylinder 3 is positioned on bracket 6 smoothly, utilize hydraulic cylinder cylinder rod to stretch out during installation and servoBcylinder is pushed in installing hole accurately.
Quick-replaceable servoBcylinder apparatus function of the present utility model is achieved in that
Quick-replaceable servoBcylinder device of the present utility model can in PQF milling train tunnel along slide rail slidably, realized by the four rolling below pedestal 4, changing cylinder dolly side is two flat pattern rollers 10, opposite side is two V-type rollers 5, V-type roller 5 may also operate as the effect guided while rolling, and is conducive to changing cylinder dolly and moves along slide rail in tunnel.
Quick-replaceable servoBcylinder device of the present utility model can meet the servoBcylinder 3 changing three diverse locations, the i.e. servoBcylinder of level, top, bottom.Bracket 6 needs three operating positions: 0 degree, 60 degree, 300 degree, just corresponding with the setting angle of servoBcylinder 3.This is mainly realized by screw mandrel 11, linkage, adjusting screw 11 moves up and down and drives bracket 6, pallet 2 and hydraulic cylinder 1 to move by bar linkage structure, thus realize the adjustment of pallet 2 different angles, and can also reach to lock the effect of tray position by locked for leading screw 11 after being adjusted in place.
Hydraulic control system is when tearing servo 3 open, utilize the hydraulic spring grease cup effect of hydraulic system, play cushioning effect when servoBcylinder 3 splits out in memorial archway, servoBcylinder 3 is positioned on bracket 6 smoothly, utilize hydraulic cylinder cylinder rod to stretch out during installation and servoBcylinder 3 is pushed in installing hole accurately.
Quick-replaceable servoBcylinder device of the present utility model is with locking function, equipped with V-type locating piece 9 on this device, can lock with memorial archway after pushing memorial archway and arriving precalculated position, play fixation, prevent the servoBcylinder split out from falling position when changing on cylinder assembly and change.
The mounting means of PQF milling train servoBcylinder as it is shown in figure 5, in perpendicular, installs 1 servoBcylinder 3 every 120 degree, existing to utilize quick-replaceable servoBcylinder device of the present utility model to change in Fig. 5 to need as a example by servoBcylinder 3 to carry out following operation:
1, promote and change cylinder assembly so that underside roller moves along slide rail in PQF milling train tunnel, will change cylinder assembly and push away and require position in milling train tunnel.
2, screw mandrel in Fig. 1 is lowered, leading screw 11 drives first connecting rod 7 to move downwards, first connecting rod 7 makes splined shaft 8 start to rotate, splined shaft 8 drives hydraulic cylinder, pallet 2 and bracket 6 to rotate counterclockwise around splined shaft 8, when pallet 2 is from the horizontal by 60 ° of angles, namely tray center just with servoBcylinder 3 central alignment, lock screw mandrel locknut.
3, starting hydraulic control system makes hydraulic cylinder cylinder rod stretch out, and cylinder rod promotes pallet 2 to stretch out together, and after pallet 2 contacts with servoBcylinder 3, stop solution cylinder pressure cylinder rod is advanced, and is connected with servoBcylinder 3 by pallet 2.
4, starting hydraulic system makes hydraulic cylinder cylinder rod be fully retracted into, and pallet 2 pulls servoBcylinder 3 to enter together above bracket 6.
5, cylinder assembly is changed in promotion so that underside roller is displaced outwardly along slide rail in PQF milling train, will change cylinder assembly and release outside PQF milling train tunnel.
6, utilize overhead traveling crane to be hung away by old servoBcylinder and put new servoBcylinder, then cylinder assembly will be changed push desired location in PQF milling train tunnel.
7, starting hydraulic control system makes hydraulic cylinder cylinder rod stretch out, and new servoBcylinder is pushed in servoBcylinder installing hole by pallet 2 along bracket.
8, starting hydraulic control system makes hydraulic cylinder cylinder rod be fully retracted into, and servoBcylinder Renewal process is the most complete.
Claims (2)
1. a quick-replaceable servoBcylinder device, it is characterized in that: this quick-replaceable servoBcylinder device includes hydraulic control system and change cylinder dolly, described in change cylinder dolly and include pedestal (4), hydraulic cylinder one (1), pallet (2), splined shaft (8), first connecting rod (7), second connecting rod (20), screw mandrel (11), bracket (6)；At upper hydraulic cylinder one (1) cylinder head of pedestal (4) through the installing hole on bracket (6), hydraulic cylinder one (1) forward flange is bolted on bracket (6), and bracket (6) is connected by bearing pin with hydraulic cylinder one (1) cylinder head；Splined shaft (8) is connected to bracket (6) both sides, gland (22) is fixed on pedestal (4) with two bolts afterwards by gland (22) and sliding bearing (21) through splined shaft (8), and screw mandrel (11) is connected with first connecting rod (7) through the gudgeon hole on pedestal (4) by screw thread pair；First connecting rod (7) is connected by bearing pin and second connecting rod (20), is connected by spline pair between second connecting rod (20) with splined shaft (8)；V-type locating piece (9) is bolted on pedestal (4) by four.
Quick-replaceable servoBcylinder device the most according to claim 1, it is characterized in that: described hydraulic control system includes by the interconnective variable pump of pipeline (15), two-position four-way hand-operated direction valve (16), check valve (18), overflow valve (14), hydraulic cylinder two (17), filter (13), fuel tank (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620018602.4U CN205496927U (en) | 2016-01-07 | 2016-01-07 | Quick replacement servo -cylinder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620018602.4U CN205496927U (en) | 2016-01-07 | 2016-01-07 | Quick replacement servo -cylinder device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205496927U true CN205496927U (en) | 2016-08-24 |
Family
ID=56721845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620018602.4U Active CN205496927U (en) | 2016-01-07 | 2016-01-07 | Quick replacement servo -cylinder device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205496927U (en) |
-
2016
- 2016-01-07 CN CN201620018602.4U patent/CN205496927U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190626 Address after: No. 396 Jintang Highway, Dongli District, Tianjin 300301 Patentee after: Tianjin Steel Tube Manufacturing Co., Ltd. Address before: No. 396 Jintang Highway, Dongli District, Tianjin 300301 Patentee before: Tianjin Steel Pipe Group Co., Ltd. |