CN208583816U - Interface is rolled using the steel that proportional servo controls and turns to roller-way - Google Patents
Interface is rolled using the steel that proportional servo controls and turns to roller-way Download PDFInfo
- Publication number
- CN208583816U CN208583816U CN201821044687.9U CN201821044687U CN208583816U CN 208583816 U CN208583816 U CN 208583816U CN 201821044687 U CN201821044687 U CN 201821044687U CN 208583816 U CN208583816 U CN 208583816U
- Authority
- CN
- China
- Prior art keywords
- roller
- way
- servobcylinder
- bed frame
- valve
- 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.)
- Withdrawn - After Issue
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 22
- 239000010959 steel Substances 0.000 title claims abstract description 22
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 13
- 238000006073 displacement reaction Methods 0.000 claims description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 2
- 230000008450 motivation Effects 0.000 claims 1
- 238000009749 continuous casting Methods 0.000 abstract description 14
- 238000005096 rolling process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 238000003723 Smelting Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
Landscapes
- Metal Rolling (AREA)
Abstract
Interface is rolled the utility model relates to a kind of steel using proportional servo control and turns to roller-way, belongs to continuous casting billet conveying equipment technical field.Technical solution is: comprising ring-shaped bearing track (1), turning to roller-way component (2) and driving mechanism；Turn to the roller (6) that the steering roller bed frame (7) in roller-way component (2) is equipped with several parallel arrangements, roller (6) is connect by speed reducer (16) with motor (15), the one end for turning to roller bed frame (7) is equipped with rotary support (8), rotary support (8) is connect by rotary shaft (10) with hold-down support (9), the other end for turning to roller bed frame (7) is equipped with front vehicle wheel (12) and rear wheel (15), driving mechanism and steering roller bed frame (7) hingedly, turn to roller bed frame (7) and are located on ring-shaped bearing track (1).The beneficial effects of the utility model are: slab can be conveyed to any one hot sending roller-way in the range of an angle of 90 degrees, solve the problems, such as unmatched between continuous casting and steel rolling ability.
Description
Technical field
Interface is rolled the utility model relates to a kind of steel using proportional servo control and turns to roller-way, belongs to metallurgy industry steel-making
Continuous casting billet conveying equipment technical field.
Background technique
With the development of steel-smelting continuous casting technology, the equipment of steel-smelting continuous casting is more and more large-scale, and production capacity is also more next
Bigger, it is second-rate that conticaster is flowed from three machines three, six machines, six stream has developed to present 12 machine ten, draws steel speed and also has than before
It significantly improves, in this way, the ability for making the production capacity of conticaster be far longer than downstream steel rolling production-line, in order to digest conticaster
Production capacity, some steel mills using rotating roller method realize hot delivery and hot charging, there are mainly two types of for their kind of drive:
(1) driving wheel is installed below in rotating roller frame, is driven by motor and speed reducer.As " one kind has Chinese patent
The rotating roller of two-way conveying continuous casting billet function ", patent No. ZL201610758951.4 is exactly this type, it is mainly by touching
That touches scene setting conveys slab close to 40 degree of angles of switch rotary or an angle of 90 degrees to different hot sending roller-ways.In this way,
Within a certain period of time slab can only be conveyed to a kind of hot sending roller-way, it has not been convenient to slab is conveyed to any hot sending roller-way at any time, and
And the components such as motor, speed reducer below rotating roller frame are also easy to produce failure, inconvenient on-bne repair under the baking of high temperature slab.
(2) the transmission mechanism kind of drive formed using motor, speed reducer, pinion gear and gear wheel, such as Chinese patent " one
Kind rotating roller ", patent No. ZL201710530537.2 is exactly this type, and this kind of drive takes up a large area, and transmission is multiple
Miscellaneous and drive apparatus is all mounted under rotating roller frame, and under hot environment, components easily break down.
Utility model content
The utility model aim be to provide it is a kind of using proportional servo control steel roll interface turn to roller-way, can be at 90 degree
Slab is conveyed to any one hot sending roller-way in the range of angle, solves the problems, such as background technique.
The technical solution of the utility model is:
It is a kind of using proportional servo control steel roll interface turn to roller-way, comprising ring-shaped bearing track, turn to roller-way component
And driving mechanism；
The steering roller-way component include roller, turn to roller bed frame, rotary support, hold-down support, rotary shaft, front vehicle wheel,
Rear wheel, motor and speed reducer, turn to roller bed frame be equipped with several parallel arrangement roller, the roller by speed reducer with
Motor connection, the one end for turning to roller bed frame are equipped with rotary support, and rotary support is rotatablely connected by rotary shaft and hold-down support, is turned
Front vehicle wheel and rear wheel are equipped with to the other end of roller bed frame；
The driving mechanism includes servoBcylinder and servoBcylinder rotating base, and the cylinder body and servoBcylinder rotating base of servoBcylinder turn
Dynamic connection, the piston rod and steering roller bed frame of servoBcylinder are hinged, turn to roller-way and are erected on ring-shaped bearing track.
The middle part for turning to the steering roller bed frame in roller-way component is equipped with attachment base, and the piston rod of servoBcylinder passes through pin shaft
It is hinged on attachment base.
Front vehicle wheel and rear wheel in the steering roller bed frame pass through front truck wheel support respectively and rear car wheel support is fixed on
It turns in roller bed frame.
The cylinder body of servoBcylinder in the driving mechanism with servoBcylinder rotary shaft and the rotation of servoBcylinder rotating base by connecting
It connects.
Displacement sensor is equipped with inside servoBcylinder in the driving mechanism, servoBcylinder is equipped with proportional servo hydraulic system,
The proportional servo hydraulic system of the servoBcylinder includes overflow valve interconnected, check valve, right hydraulic control one-way valve, two-position four-way
Reversal valve, hydraulic control one-way valve, proportional servo valve and left hydraulic control one-way valve, proportional servo valve control servoBcylinder, the proportional servo
Valve includes A mouthfuls, B mouthfuls and P mouthfuls, be separately installed in the A mouth of proportional servo valve, after B mouthfuls and before P mouthfuls left hydraulic control one-way valve,
Right hydraulic control one-way valve and hydraulic control one-way valve.
Using the utility model, according to the production capacity of continuous casting and steel rolling, in the vertical direction of ring-shaped bearing track
It can arrange a plurality of hot sending roller-way, the steering roller bed frame edge annular turned in roller-way component is driven by the servoBcylinder in driving mechanism
Supporting track movement, and can be docked with any one hot sending roller-way, slab is conveyed to realize to any one hot sending roller-way.
The beneficial effects of the utility model are:
(1) slab can be conveyed to any one hot sending roller-way in the range of an angle of 90 degrees, solves continuous casting and steel rolling energy
Mismatch problem between power；
(2) according to production needs, slab can be transported to a plurality of hot sending roller-way such as bar, wire reheating furnace, improves steel
Hot delivery and hot charging ability in iron smelting process achieves noticeable achievement in terms of energy-saving, raising lumber recovery, raising product quality；
(3) interface to be rolled using the steel of proportional servo control and turns to roller-way, rotation speed is controlled by proportional servo valve,
Rotating roller is able to achieve from starting to acceleration, from accelerating at the uniform velocity, from the uniform velocity to deceleration, from decelerating to three velocity shootings of parking
Accurate control.It is high to control precision, self-locking performance is high, and driving force is big, high-efficient.
Detailed description of the invention
Fig. 1 is the utility model status diagram in charging bit；
Fig. 2 is the utility model 45oConveying position status diagram when angle；
Fig. 3 is the utility model 90oConveying position status diagram when angle；
Fig. 4 is the utility model A-A view；
Fig. 5 is the utility model B-B cross-sectional view；
Fig. 6 is the utility model C-C view；
Fig. 7 is the utility model proportional servo hydraulic system principle figure；
In figure: ring-shaped bearing track 1 turns to roller-way component 2, attachment base 3, servoBcylinder 4, servoBcylinder rotating base 5, roller
6, turn to roller bed frame 7, rotary support 8, hold-down support 9, rotary shaft 10, front vehicle wheel 11, front truck wheel support 12, rear wheel 13, after
Wheel stand 14, motor 15, speed reducer 16, continuous casting billet 17, upper spacer sleeve 18, door 19, servoBcylinder rotary shaft 20, lower spacer sleeve
21, overflow valve 22, check valve 23, right hydraulic control one-way valve 24, two-position four way change valve 25, hydraulic control one-way valve 26, proportional servo valve
27, left hydraulic control one-way valve 28, displacement sensor 29, pin shaft 30, servoBcylinder vestibule 31.
Specific embodiment
Below in conjunction with attached drawing, by example, the utility model is described in further detail.
Referring to attached drawing 1-6, a kind of steel using proportional servo control rolls interface and turns to roller-way, comprising ring-shaped bearing track 1,
Turn to roller-way component 2 and driving mechanism；
The steering roller-way component 2 include roller 6, turn to roller bed frame 7, rotary support 8, hold-down support 9, rotary shaft 10,
Front vehicle wheel 12, rear wheel 14, motor 15 and speed reducer 16 turn to the roller 6 that roller bed frame 7 is equipped with several parallel arrangements, institute
It states roller 6 to connect by speed reducer 16 with motor 15, the one end for turning to roller bed frame 7 is equipped with rotary support 8, and rotary support 8 passes through
Rotary shaft 10 and hold-down support 9 are rotatablely connected, and the other end for turning to roller bed frame 7 is equipped with front vehicle wheel 12 and rear wheel 15；
The driving mechanism includes servoBcylinder 4 and servoBcylinder rotating base 5, and the cylinder body and servoBcylinder of servoBcylinder 4 rotate bottom
Seat 5 is rotatablely connected, and the piston rod and steering roller bed frame 7 of servoBcylinder 4 are hinged, is turned to roller bed frame 7 and is located on ring-shaped bearing track 1.
In the present embodiment, it referring to attached drawing 1-5, turns to roller-way component 2 and includes roller 6, turns to roller bed frame 7, rotary support
8, hold-down support 9, rotary shaft 10, front truck wheel support 11, front vehicle wheel 12, rear car wheel support 13, rear wheel 14, motor 15 and deceleration
Machine 16, turning to roller bed frame 7 is to turn to the steel construction part of roller-way component 2, is equipped with several parallel cloth on turning to roller bed frame 7
The roller 6 set is fitted with motor 15 and speed reducer 16 on each roller 6, is aligned when turning to the roller 6 in roller-way component 2
When being heat-fed roller-way, continuous casting billet 17 is set to be sent into hot sending roller-way by 15 driven roller 6 of motor in steering roller bed frame 7.
It is mounted below rotary support 8 in the one end for turning to roller bed frame 7, the rotary shaft 10 of rotary support 8 is mounted on ground
On hold-down support 10 on, turn to roller bed frame 7 the other end be mounted below front truck wheel support 11, front vehicle wheel 12, rear wheel
Bracket 13 and rear wheel 15.
Attachment base 3 is installed at the middle part for turning to roller bed frame 7.
Referring to attached drawing 6, driving mechanism includes servoBcylinder 4, servoBcylinder rotating base 5, servoBcylinder rotary shaft 20, displacement sensing
Device 29 and servoBcylinder vestibule 31 are equipped with displacement sensor 29 inside servoBcylinder 4, and servoBcylinder vestibule 31 is set on the piston rod, and
Hinged by pin shaft 30 and the attachment base 3 at 7 middle part of steering roller bed frame, the rear ear of servoBcylinder 4 is located on cylinder body, and is passed through
ServoBcylinder rotary shaft 20 and servoBcylinder rotating base 5 are hinged.
Referring to attached drawing 7, servoBcylinder 4 is equipped with proportional servo hydraulic system, and the proportional servo hydraulic system includes overflow valve
22, check valve 23, right hydraulic control one-way valve 24, two-position four way change valve 25, hydraulic control one-way valve 26, proportional servo valve 27 and left hydraulic control
Check valve 28, servoBcylinder 4 are controlled by proportional servo valve 27, and the proportional servo valve includes A mouthfuls, B mouthfuls and P mouthfuls, in proportional servo
The A mouth of valve 27, after B mouthfuls and P mouthful are separately installed with left hydraulic control one-way valve 28, right hydraulic control one-way valve 24 and hydraulic control one-way valve before
26, comparative example servo valve 27 carries out locking function in process of production, and the effect of two-position four way change valve 25 is exactly according to production
Instruction above three hydraulic control one-way valve is locked and is unlocked.
In the present embodiment, ring-shaped bearing track 1 is that quarter circular arc according to production needs can be in ring-shaped bearing rail
The 90 of road 1oIn range and with arrange a plurality of hot sending roller-way in 1 vertical direction of ring-shaped bearing track.
Referring to attached drawing 2,3, the 45 of ring-shaped bearing track 1oWith 90oRespectively one hot sending roller-way of arrangement, such as according to production need
It wants, the continuous casting billet 17 on the roller 6 in steering roller-way component 2 is needed to be transported to 45 oWhen on the hot sending roller-way at angle, computer is fast
Speed calculates 45 oThe piston pole length of servoBcylinder 4 when angle makes the piston rod of servoBcylinder 4 reach this length by proportional servo valve 27,
This process is measured and is fed back by 4 intrinsic displacement sensor 29 of servoBcylinder, is implemented closed-loop control, therefore need not be arranged that at the scene photoelectricity is opened
It closes and can switch and will not interact between arbitrarily hot sending roller-way, servoBcylinder 4 controls roller-way rotation by proportional servo valve 27
Rotary speed, control accuracy requirement is higher, is able to achieve accelerating sections in rotation process, at the uniform velocity section, braking section control.
It is set forth in the 45 of ring-shaped bearing track 1 in detail belowoWith 90oArrange two hot sending roller-way embodiments principle and
Operating process.
Steering roller bed frame 7, which is equipped with, " rotates to 45oAngle " " rotates to 90oAngle ", " stopping ", the Back button.
Roller 6 is equipped with " sending base " and " stopping " two kinds of buttons.
Concrete principle and process are as follows:
(1) it stocks up
As shown in Figure 1, turning to, roller-way component 2 is ready in feeding position, and 4 piston rod of servoBcylinder is in fully extended shape
State；25 electromagnet 1DT power loss of two-position four way change valve, left hydraulic control one-way valve 28, right hydraulic control one-way valve 24 and hydraulic control one-way valve 26
It is in the lock state, shifts to horizontal steel handlebar continuous casting billet 17 and shift onto steering roller-way component on 2 roller 6；
(2) feeding
Post operation personnel according to production needs, press and " rotate to 45oAngle " " rotates to 90oAngle " button, two-position four-way
25 electromagnet 1DT of reversal valve obtains electric, left hydraulic control one-way valve 28, right hydraulic control one-way valve 24 and hydraulic control one-way valve 26 all unlocks；Than
The piston rod for the instruction control servoBcylinder 4 that example servo valve 27 is transmitted according to PLC, which reaches, " rotates to 45oAngle " " rotates to 90oAngle "
When length, turn to roller-way component 2 and by upper material position rotate to 45oAngle or 90oThe transmission position of angle position turns to roller-way component 2 and is revolving
During turning, piston pole length is measured by the displacement sensor 29 inside servoBcylinder 4 and is fed back to PLC control, by servoBcylinder 4
After the displacement sensor 29 in portion measures the length that piston pole length reaches PLC requirement, 25 electromagnet 1DT of two-position four way change valve is lost
Electricity, left hydraulic control one-way valve 28, right hydraulic control one-way valve 24 and hydraulic control one-way valve 26 are in the lock state, at proportional servo hydraulic system
In lock state, post operation personnel press " sending base " button, and the motor 15 and speed reducer 16 turned in roller-way component 2 works,
Driven roller 6 is transported to continuous casting billet 17 on hot sending roller-way by steering roller bed frame 7, after continuous casting billet 17 leaves steering roller bed frame 7, hilllock
Bit manipulation personnel press " stopping " button, and the roller 6 turned in roller bed frame 7 stops operating；
(3) it returns
Post operation personnel press the Back button, and 25 electromagnet 1DT of two-position four way change valve obtains electric, left hydraulic control one-way valve
28, right hydraulic control one-way valve 24 and all unlocks of hydraulic control one-way valve 26；Proportional servo valve 27 is controlled according to the return instruction that PLC is transmitted
The piston rod of servoBcylinder 4 is stretched up to whole process, is turned to the arrival of roller-way component 2 and is connect base position, the displacement sensor 29 inside servoBcylinder 4 measures
When piston pole length reaches whole, 25 electromagnet 1DT power loss of two-position four way change valve, left hydraulic control one-way valve 28, right hydraulic control one-way valve
24 and hydraulic control one-way valve 26 be in the lock state, proportional servosystem is in the lock state, turn to roller-way component 2 in feeding level
It is standby ready；
(4) stop
Turning to roller-way during the work time, post operation personnel press " stopping " button according to the scene burst condition of production,
This button signal of the priority processing of PLC controller highest level, control proportional servo valve 27 keep the piston rod of servoBcylinder 4
Original length, while 25 electromagnet 1DT power loss of two-position four way change valve, left hydraulic control one-way valve 28, right hydraulic control one-way valve 24 and liquid
Control check valve 26 is in the lock state, and proportional servo hydraulic system is in the lock state, and is turned to roller bed frame 7 and is locked in annular branch
Any position in support rail road 1.
Claims (5)
1. a kind of steel using proportional servo control rolls interface and turns to roller-way, it is characterised in that comprising ring-shaped bearing track (1), turn
To roller-way component (2) and driving mechanism；
The steering roller-way component (2) includes roller (6), turns to roller bed frame (7), rotary support (8), hold-down support (9), rotation
It is flat equipped with several to turn to roller bed frame (7) for axis (10), front vehicle wheel (12), rear wheel (13), motor (15) and speed reducer (16)
The roller (6) of row arrangement, the roller (6) are connect by speed reducer (16) with motor (15), and the one end for turning to roller bed frame (7) is set
Have rotary support (8), rotary support (8) is rotatablely connected by rotary shaft (10) and hold-down support (9), turns to roller bed frame (7)
The other end is equipped with front vehicle wheel (12) and rear wheel (13)；
The driving mechanism includes servoBcylinder (4) and servoBcylinder rotating base (5), and the cylinder body and servoBcylinder of servoBcylinder (4) rotate
Pedestal (5) rotation connection, the piston rod of servoBcylinder (4) and steering roller bed frame (7) hingedly, turn to roller bed frame (7) and are located at annular branch
On support rail road (1).
2. the steel according to claim 1 using proportional servo control rolls interface and turns to roller-way, it is characterised in that described turn
The middle part of steering roller bed frame (7) in roller-way component (2) is equipped with attachment base (3), and the piston rod of servoBcylinder (4) passes through pin shaft
(30) it is hinged on attachment base (3).
3. the steel according to claim 1 or 2 using proportional servo control rolls interface and turns to roller-way, it is characterised in that described
The front vehicle wheel (12) and rear wheel (13) turned on roller bed frame (7) passes through front truck wheel support (11) and rear car wheel support (14) respectively
It is fixed on and turns on roller bed frame (7).
4. the steel according to claim 1 using proportional servo control rolls interface and turns to roller-way, it is characterised in that the drive
The cylinder body of servoBcylinder (4) in motivation structure with servoBcylinder rotary shaft (20) and servoBcylinder rotating base (5) by being rotatablely connected.
5. the steel according to claim 1 or 4 using proportional servo control rolls interface and turns to roller-way, it is characterised in that described
Displacement sensor (29) are equipped with inside servoBcylinder (4) in driving mechanism, servoBcylinder (4) is equipped with proportional servo hydraulic system, institute
The proportional servo hydraulic system for stating servoBcylinder (4) includes overflow valve interconnected (22), check valve (23), right hydraulic control one-way valve
(24), two-position four way change valve (25), hydraulic control one-way valve (26), proportional servo valve (27) and left hydraulic control one-way valve (28), ratio
Servo valve (27) controls servoBcylinder (4), and the proportional servo valve (27) includes A mouthfuls, B mouthfuls and P mouthfuls, in proportional servo valve (27)
Left hydraulic control one-way valve (28), right hydraulic control one-way valve (24) and hydraulic control one-way valve are separately installed with after A mouthfuls, B mouthfuls and before P mouthfuls
(26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821044687.9U CN208583816U (en) | 2018-07-03 | 2018-07-03 | Interface is rolled using the steel that proportional servo controls and turns to roller-way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821044687.9U CN208583816U (en) | 2018-07-03 | 2018-07-03 | Interface is rolled using the steel that proportional servo controls and turns to roller-way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208583816U true CN208583816U (en) | 2019-03-08 |
Family
ID=65538911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821044687.9U Withdrawn - After Issue CN208583816U (en) | 2018-07-03 | 2018-07-03 | Interface is rolled using the steel that proportional servo controls and turns to roller-way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208583816U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108856309A (en) * | 2018-07-03 | 2018-11-23 | 宣化钢铁集团有限责任公司 | Interface is rolled using the steel that proportional servo controls and turns to roller-way |
-
2018
- 2018-07-03 CN CN201821044687.9U patent/CN208583816U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108856309A (en) * | 2018-07-03 | 2018-11-23 | 宣化钢铁集团有限责任公司 | Interface is rolled using the steel that proportional servo controls and turns to roller-way |
| CN108856309B (en) * | 2018-07-03 | 2024-03-22 | 宣化钢铁集团有限责任公司 | Steel rolling interface steering roller way adopting proportional servo control |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105751892B (en) | Compact AGV drives steering integrated device | |
| CN201669267U (en) | Horizontal and vertical switchable rolling mill set | |
| CN200940045Y (en) | Rotary material distributor having rotary centre supporting device | |
| CN208583816U (en) | Interface is rolled using the steel that proportional servo controls and turns to roller-way | |
| CN104259440B (en) | The drive unit of casting Copper Anode Plate Casting bag and the casting method of driving casting ladle | |
| CN104973474A (en) | Flat-layer locking device for elevator | |
| CN1907825B (en) | Gyre cloth machine with gyration centre supporting apparatus | |
| CN108856309A (en) | Interface is rolled using the steel that proportional servo controls and turns to roller-way | |
| CN107830730A (en) | A kind of rotary kiln kiln body play self-checking device and method | |
| CN201291291Y (en) | Vertical and horizontal bidirectional rotary spraying system | |
| CN103433297B (en) | Tension stable control device for skin pass mill | |
| CN204897062U (en) | Lift flat bed locking device | |
| CN102310095A (en) | Front steel turning device of cogging mill | |
| CN208182190U (en) | A kind of front panel migrating apparatus | |
| CN106694837B (en) | A kind of device that the online scale of rotatable continuous casting billet is weighed | |
| CN103381961B (en) | Automatic identifying and flow splitting production line | |
| CN205975404U (en) | Road limit for height door | |
| CN202089622U (en) | Storage rack | |
| CN105081253A (en) | Horizontal blank ejection device for vertical-type continuous casting machine | |
| CN205074350U (en) | High -speed rotation type pusher device | |
| CN109365767B (en) | Amorphous ribbon production system with double holding furnaces | |
| CN110252980B (en) | Small-section casting blank ejection system | |
| CN209023646U (en) | Concrete transportation machine transfer avoiding device | |
| CN205833904U (en) | Clod wash roll-in width adjusting mechanism | |
| CN108817845A (en) | A kind of movable type rolling mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190308 Effective date of abandoning: 20240322 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190308 Effective date of abandoning: 20240322 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |