CN207628917U - The on-line automatic straightener of steel pipe - Google Patents
The on-line automatic straightener of steel pipe Download PDFInfo
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- CN207628917U CN207628917U CN201721843929.6U CN201721843929U CN207628917U CN 207628917 U CN207628917 U CN 207628917U CN 201721843929 U CN201721843929 U CN 201721843929U CN 207628917 U CN207628917 U CN 207628917U
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- steel pipe
- workbench
- straightener
- line automatic
- portal frame
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Abstract
A kind of on-line automatic straightener of steel pipe, a kind of on-line automatic straightener of steel pipe, including Equipment Foundations, workbench is installed in Equipment Foundations, worktable upper surface interval is equipped with multiple lifting conveying rollers and multiple lifting rotation rollers, also interval is equipped with lower die holder on workbench, transportable straightener is equipped on workbench, the structure of straightener is：Including portal frame, main hydraulic cylinder is fixed at the top of portal frame, the piston-rod lower end of main hydraulic cylinder is equipped with upper mold, and upper mold is consistent with steel pipe specification circular arc to be measured；The both ends end of workbench is separately installed with steel pipe straightness detecting device, and the outer end of workbench is equipped with the fixed rollgang of disengaging.Very easily the steel pipe before and after straightening operation is detected automatically automatically by the steel pipe straightness detecting device being arranged on workbench, the leveling effect that an operating personnel can complete entire steel pipe is only needed to measure work, it saves manually, had not only improved the straightening quality of steel pipe but also saved cost.
Description
Technical field
The utility model is related to steel pipe technical field of processing equipment, especially a kind of online digital control gantry mobile of high-precision
The on-line automatic straightener of steel pipe.
Background technology
The requirement that large-diameter steel pipe merging precision is applied with industries such as petroleum gas delivering pipe line, high ferro, electric power
It steps up, delivery requirements more higher than related current standard is proposed to the straight degree of application steel pipe, at present majority production line
The steel pipe that production technology produces, which is difficult to reach the higher steel pipe of certain industries, directly spends requirement, it is necessary to by completing steel pipe online
Straightening process meet final delivery requirements, high-precision online digital control gantry mobile steel pipe gag straightener be exactly be full
Foot these high-precision applications industry requirements and research and develop.
At present most of large-diameter steel pipe manufactories application straightening equipment be all off-line form artificial crawl operation,
The usual pressure straightener of hand dipping does not control the displacement program of the accurate compacting amount of steel pipe, the straightening quality of steel pipe according to
Lai Yu operates the operating experience of employee, is only capable of completing slightly aligning, and the high-precision aligning that cannot be satisfied online batch requires.
Utility model content
The applicant is directed to the disadvantage in above-mentioned existing production technology, and it is on-line automatic strong to provide a kind of steel pipe reasonable for structure
Straight machine sets accurate drafts to use PLC in compacting, ratio electro hydraulic valve carries out control master cylinder flow, high-precision
It spends linear displacement transducer and carries out monitoring feedback signal in real time, high-precision quantitative pressure is realized by this closed-loop control system
System, and the steel pipe straightness detecting device by being arranged on workbench very easily automatically carries out certainly the steel pipe before and after straightening operation
Dynamic detection, it is only necessary to which the leveling effect that an operating personnel can complete entire steel pipe measures work, saves manually, both improved
The straightening quality of steel pipe has saved cost again.
Technical solution used by the utility model is as follows：
A kind of on-line automatic straightener of steel pipe, including Equipment Foundations are equipped with workbench, the work in the Equipment Foundations
Make platform upper table face interval and multiple lifting conveying rollers and multiple lifting rotation rollers are installed, also interval is equipped with down on the workbench
Die holder is equipped with transportable straightener on workbench, and the structure of the straightener is：Including portal frame, the dragon
Be fixed with main hydraulic cylinder at the top of door frame, the piston-rod lower end of the main hydraulic cylinder is equipped with upper mold, the upper mold with wait for
It is consistent to survey steel pipe specification circular arc；The both ends end of workbench is separately installed with steel pipe straightness detecting device, the workbench it is outer
End is equipped with the fixed rollgang of disengaging.
As a further improvement of the above technical scheme：
The workbench uses monolithic construction.
The workbench both lateral sides are equipped with the lower guideway and side rails of control portal frame movement.
The portal frame uses welded-steel plate construction, upper beam and left and right pillar to be linked into an integrated entity with high-strength screw, and
It is locked with holding screw.
Lifting conveying roller is equipped with six groups.
Lifting rotation roller is equipped with three groups.
Lower die holder is equipped with two groups.
The beneficial effects of the utility model are as follows：
The utility model is compact-sized, reasonable, easy to operate, and main oil is carried by using Integral operating platform, portal frame
Cylinder press unit can be moved in workbench length direction by the decelerating motor and gear mechanism of gantry both sides frequency control
It is dynamic and be accurately positioned, can straightening operation be carried out to steel pipe at an arbitrary position, work top is grown to being disposed with 6 groups of liftable drivings
Rollgang, the feeding for being automatically performed steel pipe are sent out, and also three groups of liftable rotating rollers accurately find compacting high point, main
Compacting oil cylinder uses the steel pipe that external Baruch husband's high-precision linear displacement transducer set PLC, and accurately compacting amount carries out reality
When monitor and feedback, aligned to complete micro setting, in addition have developed steel pipe and directly spend self-operated measuring unit, only one people of operator
It can complete directly to spend at any time and measure work, it is convenient and practical.
The utility model structure type is Integral operating platform, movable gantry multiple spot pressing mode.
The utility model is used cooperatively by electrical-liquid control, high-precision linear displacement transducer and PLC realizes height
Precision is micro.
The utility model spacing is suppressed, and compacting amount can be set at any time.
The utility model only operating personnel can complete steel pipe at any time in pressing process and directly spend measurement work, save
Manually, convenient and practical.
Existing fixed point artificial crawl operation is changed by the research and development application of the above several new technologies, hand dipping is rectified
Histogram formula realizes the large-diameter steel pipe production on-line automatic straightening process of high efficiency, improves the stability of aligning tube quality
It is saved with steel pipe aligning efficiency and measures cost of labor and time of measuring.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is that the utility model steel pipe is located at the structural schematic diagram that straightened state is carried out on lower die holder.
Fig. 4 is the structural schematic diagram that the utility model rotating steel tube finds compacting dotted state.
Fig. 5 is the structural schematic diagram that the utility model was sent into, went out steel pipe state.
Fig. 6 is utility model works process flow diagram flow chart.
Wherein：1, Equipment Foundations；2, workbench；3, conveying roller is lifted；4, lifting rotation roller；5, lower die holder；6, aligning dress
It sets；7, steel pipe straightness detecting device；8, fixed rollgang is passed in and out；9, main hydraulic cylinder；10, upper mold；11, steel pipe to be measured；12、
Portal frame.
Specific implementation mode
Below in conjunction with the accompanying drawings, illustrate specific embodiment of the present utility model.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, the on-line automatic straightener of steel pipe of the present embodiment, including Equipment Foundations
1, workbench 2 is installed, 2 upper table face interval of workbench is equipped with multiple lifting conveying rollers 3 and multiple liftings rotation in Equipment Foundations 1
Transfer roller 4, also interval is equipped with lower die holder 5 on workbench 2, and transportable straightener 6, aligning dress are equipped on workbench 2
The structure for setting 6 is：Including portal frame 12, the top of portal frame 12 is fixed with main hydraulic cylinder 9, the piston-rod lower end of main hydraulic cylinder 9
Upper mold 10 is installed, upper mold 10 is consistent with 11 specification circular arc of steel pipe to be measured；The both ends end of workbench 2 is separately installed with steel
Pipe straightness detecting device 7, the outer end of workbench 2 are equipped with disengaging and fix rollgang 8.
Workbench 2 uses monolithic construction.
2 both lateral sides of workbench are equipped with the lower guideway and side rails that control portal frame 12 moves.
Portal frame 12 uses welded-steel plate construction, and upper beam and left and right pillar are linked into an integrated entity with high-strength screw, be used in combination
Holding screw is locked.
Lifting conveying roller 3 is equipped with six groups.
Lifting rotation roller 4 is equipped with three groups.
Lower die holder 5 is equipped with two groups.
The unit is mainly by fixed rollgang, workbench 2, traveller gantry 12, lifting conveying roller 3, lifting rotation
The compositions such as roller 4, steel pipe straightness detecting device 7, main hydraulic system, secondary hydraulic system, electrical system：
Monoblock type workbench 2：Workbench 2 is used for supporting steel pipe, can bear specified for installing two groups of V-arrangement lower die holders 5
Power can hang shaped pier platform derrick post shift position with overhead traveling crane, be accurately positioned；2 both lateral sides of workbench have the movement of portal frame 12 to use
Lower guideway and side rails.
Traveller gantry 12：Portal frame 12 is welded-steel plate construction, is connected by upper beam and the high-strength screw of left and right pillar
It is connected into one, is used in combination holding screw locked, main hydraulic cylinder 9 is equipped with two groups of driving wheels and two loaded on left and right pillar lower section in upper beam
Group driven wheel, for driving portal frame 12 along the longitudinal movement of workbench 2, positioning；Master cylinder uses the external displacements of Germany BALLUFF
Sensor (0.1mm precision) monitors oil cylinder displacement data, and is furnished with accurate inching gear in real time, by proportional hydraulic system and
Control system is accurately controlled the volume under pressure of oil cylinder, under fine motion state, often press button pressure head decline one it is constant micro-
Small stroke (can set), to ensure to reach best leveling effect.
Rotating roller and rollgang：Three groups of liftable rotating rollers 4 are arranged on workbench 2, are active rotation roller, are led to
Crossing decelerating motor transmission makes rotating roller rotate, and frictionally drives steel pipe rotation, and rotary speed frequency conversion is adjustable, and finding need to align
Point；Group rollgang is arranged in equal liftable on workbench 2, and six groups of rollgangs are active rollgang, passes through the electricity that slows down
Machine directly drives conveying roller to rotate, and steel pipe is input into output by frictional force between conveying roller and steel pipe.
Straight line degree measurement auxiliary device：Mounted on the both sides of 2 length direction of workbench, the device is by two sets of cross structures
Holder, Telescopic-cylinder mechanism, steel wire tightening mechanism and magnetic switch detection device composition, adjust for measured steel pipe specification
Measure position well, it is only necessary to which an operator can measure medium position (measuring position substantially near compacting point), should
Apparatus structure is simple, adjustment, simple operation.
The hydraulic system of machine：The machine has two sets of live hydraulic systems, and a set of is host hydraulic system, control master cylinder and
Portal frame 12 left and right pillar bottom four locking cylinder, whole fuel tank and hydraulic system are mounted on movable stand cross rail top, pass through
Pipeline is connected with master cylinder and locking cylinder.Main hydraulic station can be vertically moved with moved cross beam along workbench 2.
Machine hydraulic system supplemented by another set of controls the lifting cylinder of three groups of rotating rollers and six groups of rollgangs.Subsidiary engine hydraulic pressure
System pumping plant is arranged in host melt pit, is installed on one end of workbench 2, is connected with each executive component by pipeline
The electric control system of machine：This set electric control system is controlled using the CPU of Siemens S7-300, is equipped with distribution
Formulas I/the stations O ET200S, collocation TP700 essence intelligence panels are operated.External Balluff displacement sensor Real-time Feedback oil cylinders position
It sets, aligning pressure head volume under pressure can be accurately controlled, show oil cylinder real time position.Portal frame 12, electric machines for roller, electric rotating machine are adopted
Use transducer drive.
In actual use, as shown in fig. 6, trolley transport steel pipe is positioned over the fixed rollgang 8 of disengaging, lifting first
Roller-way, which is raised up to, takes over position, and roller-way rotating forward send steel pipe to straightened position, and portal frame 12 is moved to pressing position, and portal frame 12 is locked
Tightly, lifting rotation roller 4 rises, and lifting conveying roller 3 is fallen, and compacting point is found in rotating roller rotation, and rotating roller whereabouts steel pipe is positioned over
On lower die holder 5, under main hydraulic cylinder 9 is fast, switching, master cylinder return are suppressed, rotating roller rises, and 90 degree of rotation is unqualified to measurement position
Go successively to rotating roller rotation find compacting point, qualified roller-way, which is raised up to, takes over position, rotating roller fall, rollgang reversion
It sends out, steel pipe to trolley takes over position roller-way stalling.
Above description is the explanation to the utility model, is not the restriction to utility model, defined by the utility model
Range is within the protection scope of the utility model referring to claim, can make any type of modification.
Claims (7)
1. a kind of on-line automatic straightener of steel pipe, it is characterised in that：Including Equipment Foundations (1), installed on the Equipment Foundations (1)
There are workbench (2), workbench (2) the upper table face interval that multiple lifting conveying rollers (3) and multiple lifting rotation rollers are installed
(4), also interval is equipped with lower die holder (5) on the workbench (2), and workbench is equipped with transportable straightener on (2)
(6), the structure of the straightener (6) is：Including portal frame (12), main hydraulic cylinder is fixed at the top of the portal frame (12)
(9), the piston-rod lower end of the main hydraulic cylinder (9) is equipped with upper mold (10), the upper mold (10) and steel pipe to be measured (11)
Specification circular arc is consistent；The both ends end of workbench (2) is separately installed with steel pipe straightness detecting device (7), the workbench (2)
Outer end is equipped with the fixed rollgang (8) of disengaging.
2. the on-line automatic straightener of steel pipe as described in claim 1, it is characterised in that：The workbench (2) uses monoblock type
Structure.
3. the on-line automatic straightener of steel pipe as described in claim 1, it is characterised in that：Workbench (2) the both lateral sides peace
Equipped with control portal frame (12) mobile lower guideway and side rails.
4. the on-line automatic straightener of steel pipe as described in claim 1, it is characterised in that：The portal frame (12) is welded using steel plate
Binding structure, upper beam and left and right pillar are linked into an integrated entity with high-strength screw, are used in combination holding screw locked.
5. the on-line automatic straightener of steel pipe as described in claim 1, it is characterised in that：Lifting conveying roller (3) is equipped with six groups.
6. the on-line automatic straightener of steel pipe as described in claim 1, it is characterised in that：Lifting rotation roller (4) is equipped with three groups.
7. the on-line automatic straightener of steel pipe as described in claim 1, it is characterised in that：Lower die holder (5) is equipped with two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721843929.6U CN207628917U (en) | 2017-12-25 | 2017-12-25 | The on-line automatic straightener of steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721843929.6U CN207628917U (en) | 2017-12-25 | 2017-12-25 | The on-line automatic straightener of steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207628917U true CN207628917U (en) | 2018-07-20 |
Family
ID=62854026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721843929.6U Active CN207628917U (en) | 2017-12-25 | 2017-12-25 | The on-line automatic straightener of steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207628917U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931372A (en) * | 2017-12-25 | 2018-04-20 | 江苏双友智能装备科技股份有限公司 | The on-line automatic straightener of steel pipe |
| CN116652617A (en) * | 2023-07-31 | 2023-08-29 | 中国重型机械研究院股份公司 | Steel pipe straightening cutting device |
-
2017
- 2017-12-25 CN CN201721843929.6U patent/CN207628917U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931372A (en) * | 2017-12-25 | 2018-04-20 | 江苏双友智能装备科技股份有限公司 | The on-line automatic straightener of steel pipe |
| CN116652617A (en) * | 2023-07-31 | 2023-08-29 | 中国重型机械研究院股份公司 | Steel pipe straightening cutting device |
| CN116652617B (en) * | 2023-07-31 | 2023-11-17 | 中国重型机械研究院股份公司 | Steel pipe straightening cutting device |
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| GR01 | Patent grant |