CN207872793U - A kind of cantilevered bends steel pipe medium-frequency pipe bender - Google Patents
A kind of cantilevered bends steel pipe medium-frequency pipe bender Download PDFInfo
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- CN207872793U CN207872793U CN201721833609.2U CN201721833609U CN207872793U CN 207872793 U CN207872793 U CN 207872793U CN 201721833609 U CN201721833609 U CN 201721833609U CN 207872793 U CN207872793 U CN 207872793U
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- steel pipe
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Abstract
The utility model discloses a kind of cantilevereds to bend steel pipe medium-frequency pipe bender, including rack, the heating in medium frequency circle for being used to push the pre- propulsion device for bending steel pipe movement and heat the steel pipe set on rack front end set on frame top, it further include a cantilevered bending device, it includes cantilever sliding slot, rocking arm, rocker shaft and rocking arm collet for clamping the steel pipe tube head, cantilever sliding slot one end horizontal connection is below rack front end and vertical with the launch direction of steel pipe, the one end installing rocking arm collet, the rocking arm other end, which is rotatably set in the cantilever sliding slot by the rocker shaft level and is rotated as the center of circle using rocker shaft, carries out steel tube bending.The generation for phenomena such as the utility model can effectively prevent steel pipe progradation to climb and shake, and tube bending precision can be improved, reduce fold rate and ovality.
Description
Technical field
The utility model is related to a kind of bending machine technical fields, and in particular to bend steel pipe medium frequency bending of pipe to a kind of cantilevered
Machine.
Background technology
In aerospace, nuclear industry, petrochemical industry, shipbuilding, electric power, vessel fabrication, the industries such as steel construction need to use
To a large amount of medium frequency bending of pipe pipeline, medium-frequency pipe bender is to use medium frequency electric sensing heating, by workpiece under conditions of local heating
It is bent；The process of medium frequency bending of pipe is to wait for the upper induction coil of bight portion set in steel pipe, tube head is blocked with mechanical rocker arm, in induction coil
In be passed through electric current of intermediate frequency heating steel pipe promoted with mechanical thrust in steel pipe rear end when temperature of steel pipe is increased to mecystasis, into
Row is bent, and the steel tubing portions bent out are cooled down with coolant rapidly, such to promote in heating, cooled down when bending, constantly
Steel tube bending is come out；It is now widely used for the pipeline of the engineering fields such as electric power, oil, chemical industry, navigation, boiler, nuclear industry
In prefabricated；Rotating arm part mainly uses console mode idler wheel after ground platform carries out radian rotation in existing medium-frequency pipe bender
Complete bend pipe process.Low precision when this method bends steel pipe easily causes phenomena such as steel pipe is climbed, fold rate and ovality difficulty control
System reduces the bending quality and bending precision of medium frequency bending of pipe, influences the use of relevant device.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide one kind to effectively prevent steel pipe
Progradation is climbed and shake, the cantilevered that can improve tube bending precision, reduce fold rate and ovality bend steel pipe intermediate frequency
Bending machine.
In order to solve the above technical problems, the utility model proposes technical solution be：
A kind of cantilevered bends steel pipe medium-frequency pipe bender, including rack, set on frame top pre- bends steel pipe for pushing
Mobile propulsion device and set on rack front end to the pre- heating in medium frequency circle for bending steel pipe heating, further include a cantilevered
Bending device comprising cantilever sliding slot, rocking arm, rocker shaft and the Rocker arm clip for clamping the pre- tube head for bending steel pipe
Head, cantilever sliding slot one end horizontal connection is below rack front end and vertical with the launch direction for bending steel pipe in advance, described to shake
Rocking arm collet described in one end installing of arm, the other end of rocking arm are horizontally placed on the cantilever sliding slot by the rocker shaft
It is interior and can using rocker shaft as the center of circle rotate carry out steel tube bending.
As a further improvement of the above technical scheme：
Preferably, the cantilever sliding slot is a rectangular plate-and-frame structure being located in perpendicular, and two of rectangular plate-and-frame are long
While being divided into both sides, one end activity of the rocking arm up and down is embedded at the open side of rectangular plate-and-frame, the rocker shaft is worn vertically
On rocking arm, the both ends of rocker shaft are arranged a bush support, and it is two long to be connected to rectangular plate-and-frame for the bush support
Bian Shang.
Preferably, the front end of the rack is equipped with temperature detection device, and the temperature detection device is located at heating in medium frequency circle
Top.
Preferably, the temperature detection device is infrared radiation thermometer.
Preferably, the propulsion device includes driving mechanism and for clamping and driving the pre- propulsion for bending steel pipe movement
Collet, the propulsion collet connect with the driving mechanism and are driven by it movement.
Preferably, the driving mechanism is acme thread ball-screw, oil cylinder or carrier bar.
Compared with prior art, the utility model has the advantage of：
The cantilevered of the utility model bends steel pipe medium-frequency pipe bender and is bent, it can be achieved that carrying out lower resistance propulsion to steel pipe,
Its propulsion is precise and stable, phenomena such as can effectivelying prevent the climbing of steel pipe progradation, shake, improves tube bending precision, subtracts
Few fold rate, ovality etc..Aerospace, nuclear industry, petrochemical industry, shipbuilding, electric power, vessel fabrication and steel can be met
Needs of the industries such as structure to a large amount of intermediate frequency fire bending pipeline.
Description of the drawings
Fig. 1 is the dimensional structure diagram that the utility model cantilevered bends steel pipe medium-frequency pipe bender.
Marginal data：
1, rocking arm collet；2, temperature detection device；3, heating in medium frequency circle；4, steel pipe；5, collet is promoted；6, propulsion device；
7, rack；8, rocker shaft；9, cantilever sliding slot；10, rocking arm.
Specific implementation mode
For the ease of understanding the utility model, below in conjunction with Figure of description and preferred embodiment to the utility model
Work more comprehensively, meticulously describes, but the scope of protection of the utility model is not limited to embodiment in detail below.
As shown in Figure 1, a kind of cantilevered of the utility model bends steel pipe medium-frequency pipe bender embodiment, including rack 7, machine
The top of frame 7 is provided with steel pipe propulsion device 6, and steel pipe propulsion device 6 includes driving mechanism（Acme thread ball-screw, oil cylinder
Or carrier bar etc.）And collet 5 is promoted, the steel pipe 4 that bending in need is set on collet 5 is promoted, collet 5 is promoted to be driven by driving mechanism
Dynamic movement.The front end of rack 7 is equipped with heating in medium frequency circle 3 and cantilevered bending device, and cantilevered bending device includes cantilever sliding slot
9, rocking arm 10, rocker shaft 8 and rocking arm collet 1, rocking arm collet 1 are used to clamp the tube head of steel pipe 4,9 one end water of cantilever sliding slot
Flushconnection is below the front end of rack 7 and vertical with the launch direction of steel pipe 4, and rocking arm collet 1, rocking arm 10 are installed in 10 one end of rocking arm
The other end passes through rocker shaft 8（Rotatable shaft）It is horizontally placed in cantilever sliding slot 9 and can be turned for the center of circle with rocker shaft 8
It is dynamic to carry out steel tube bending.The utility model can realize that carrying out lower resistance propulsion to steel pipe bends, and propulsion is precise and stable, can be effective
Phenomena such as preventing the climbing of steel pipe progradation, shaking, tube bending precision is improved, fold rate, ovality etc. are reduced.
In the present embodiment, cantilever sliding slot 9 is a rectangular plate-and-frame structure being located in perpendicular, and two of rectangular plate-and-frame are long
While being divided into both sides up and down, one end activity of rocking arm 10 is embedded at the open side of rectangular plate-and-frame, and rocker shaft 8 is arranged in shakes vertically
On arm 10, the both ends of rocker shaft 8 are arranged a bush support, and bush support is fixedly connected on two long sides of rectangular plate-and-frame
On, make rocking arm 10 that can be rotated for the center of circle with rocker shaft 8.
In the present embodiment, the front end of rack 7 is provided with temperature detection device 2（Preferably infrared radiation thermometer）, in being located at
3 top of frequency heating collar.
The use principle of the utility model：
One end of the clamping steel pipe 4 of collet 5,10 end of rocking arm on cantilever sliding slot 9 is promoted to be provided with Rocker arm clip using steel pipe
First 1, rocking arm collet 1 clamps the other end of steel pipe 4, and the driving mechanism in propulsion device 6, which pushes, promotes collet 5 to move horizontally, profit
The bending part of steel pipe 4 is heated with heating in medium frequency circle 3, temperature control system is by being mounted on 3 top of heating in medium frequency circle
Infrared radiation thermometer measure the temperature of tube bending part, the setting temperature of tube bending part corresponding with the setting radius of bend pipe
Angle value is compared, and when the temperature of tube bending part reaches set temperature value, propulsion device 6 pushes steel pipe and/or rocking arm
It is bent along rocker shaft by the rocking arm radius of setting, bending for completion elbow is automatically stopped after reaching setting bending angle.
Entirely process is bent at least include the following steps：
1）Needing to bend base material according to the required measure bent；
2）Steel pipe by the way that in row handling to lathe, steel pipe promotes collet to clamp steel pipe one end, adjusts rocking arm radius,
The Rocker arm clip head clamping steel pipe other end, installation confirm that fixture clips；
3）Heating equipment water flowing is powered, and confirms equipment without clogging, equipment starts Medium frequency induction and heated；
4）When temperature reaches setting value（Base material is such as heated to 850-1050 degree）, bending machine starts, mounted on rack
On propulsion device drive steel pipe promote collet push heating steel pipe along X-axis（Horizontal direction）It is mobile；Simultaneously rocking arm is controlled to press
Setting rocking arm radius is bent along rocker shaft.During bending pipe fitting, whether observation device operation is steady, such as unstable timely row
It removes；
Bend process control methods：It is measured including manual by ranging control system during bending（Single step）Pattern,
Automatically（Continuously）Pattern, emergent stopping or initial preparation state.A kind of control method is selected according to technological requirement, is bending bend pipe
When setting elbow radius and caliber and length；The result of control and its control is operated and is shown by touch screen interface；Touch screen
Interface includes initial interface, manual mode, automatic mode, parameter editor, the interfaces such as temperature parameter editor and fault alarm.All circles
Can easily and efficiently it switch between face；
Manual mode interface is mainly each button of manual handling equipment and its relevant display；Automatic mode interface is main
Complete bend pipe be automatically brought into operation and its relevant display.Parameter editing interface is mainly used for that the parameter of bend pipe is arranged, and in real time
Ground shows current parameters of bent pipe；
5）Equipment operates steadily, and pushing stops to required angle；
6）Stop after confirming angle, completes bending for elbow.
Claims (5)
1. a kind of cantilevered bends steel pipe medium-frequency pipe bender, including rack (7), it is set at the top of rack (7) for pushing pre- bend
The heating in medium frequency circle (3) steel pipe (4) mobile propulsion device (6) and the steel pipe (4) is heated set on rack (7) front end,
It is characterized in that：Further include a cantilevered bending device comprising cantilever sliding slot (9), rocking arm (10), rocker shaft (8) and use
In the rocking arm collet (1) for clamping steel pipe (4) tube head, the cantilever sliding slot (9) is a rectangular slab being located in perpendicular
Mount structure, one end horizontal connection is below rack (7) front end and vertical with the launch direction of steel pipe (4), two of rectangular plate-and-frame
Long side is divided into both sides up and down, the rocking arm collet (1) described in one end installing of the rocking arm (10), and the other end of rocking arm (10) leads to
It crosses the horizontal open side for being embedded at rectangular plate-and-frame of the rocker shaft (8) and can be that center of circle rotation carries out steel with rocker shaft (8)
Pipe is bent；The rocker shaft (8) is arranged in vertically on rocking arm (10), and the both ends of rocker shaft (8) are arranged a bush support,
The bush support is connected in two long sides of rectangular plate-and-frame.
2. cantilevered according to claim 1 bends steel pipe medium-frequency pipe bender, which is characterized in that before the rack (7)
End is equipped with temperature detection device (2), and the temperature detection device (2) is located at the top of heating in medium frequency circle (3).
3. cantilevered according to claim 2 bends steel pipe medium-frequency pipe bender, which is characterized in that the temperature detection device
(2) it is infrared radiation thermometer.
4. cantilevered according to claim 1 bends steel pipe medium-frequency pipe bender, which is characterized in that the propulsion device (6)
Including driving mechanism and for clamping and driving the pre- propulsion collet (5) for bending steel pipe (4) movement, the propulsion collet (5)
It is connect with the driving mechanism and is driven by it movement.
5. cantilevered according to claim 4 bends steel pipe medium-frequency pipe bender, which is characterized in that the driving mechanism is ladder
Type screw thread ball-screw, oil cylinder or carrier bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721833609.2U CN207872793U (en) | 2017-12-25 | 2017-12-25 | A kind of cantilevered bends steel pipe medium-frequency pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721833609.2U CN207872793U (en) | 2017-12-25 | 2017-12-25 | A kind of cantilevered bends steel pipe medium-frequency pipe bender |
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| CN207872793U true CN207872793U (en) | 2018-09-18 |
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| CN201721833609.2U Active CN207872793U (en) | 2017-12-25 | 2017-12-25 | A kind of cantilevered bends steel pipe medium-frequency pipe bender |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369573A (en) * | 2019-08-15 | 2019-10-25 | 山东崇盛冶金氧枪有限公司 | A kind of large-diameter steel pipe forming elbow method and device |
| CN110421031A (en) * | 2019-08-08 | 2019-11-08 | 江阴市宏业机械制造有限公司 | A kind of large-caliber thin-walled bending machine and thin-winding pipe manufacturing method |
| CN110586716A (en) * | 2019-10-10 | 2019-12-20 | 山东建筑大学 | Telescopic rocker arm for multi-arc pipe hot bending forming, pipe bending equipment and pipe bending process |
| CN110711804A (en) * | 2019-09-19 | 2020-01-21 | 常州市市政建设工程有限公司 | Large steel pipe bending equipment and machining process thereof |
| CN113664479A (en) * | 2021-09-22 | 2021-11-19 | 广州文船重工有限公司 | Manufacturing method of ring beam of cage |
| CN114653799A (en) * | 2022-04-29 | 2022-06-24 | 沧州隆泰迪管道科技有限公司 | Method for improving pipe bending angle accuracy of intermediate-frequency pipe bender |
| CN115301785A (en) * | 2022-10-09 | 2022-11-08 | 河北沧海核装备科技股份有限公司 | High-frequency heating pushing forming process and equipment for stainless steel seamless elbow |
-
2017
- 2017-12-25 CN CN201721833609.2U patent/CN207872793U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421031A (en) * | 2019-08-08 | 2019-11-08 | 江阴市宏业机械制造有限公司 | A kind of large-caliber thin-walled bending machine and thin-winding pipe manufacturing method |
| CN110421031B (en) * | 2019-08-08 | 2023-12-19 | 江阴市宏业机械制造有限公司 | Large-caliber thin-wall pipe bending machine and thin-wall pipe bending manufacturing method |
| CN110369573A (en) * | 2019-08-15 | 2019-10-25 | 山东崇盛冶金氧枪有限公司 | A kind of large-diameter steel pipe forming elbow method and device |
| CN110711804A (en) * | 2019-09-19 | 2020-01-21 | 常州市市政建设工程有限公司 | Large steel pipe bending equipment and machining process thereof |
| CN110586716A (en) * | 2019-10-10 | 2019-12-20 | 山东建筑大学 | Telescopic rocker arm for multi-arc pipe hot bending forming, pipe bending equipment and pipe bending process |
| CN110586716B (en) * | 2019-10-10 | 2021-04-23 | 山东建筑大学 | Telescopic rocker arm for multi-arc pipe hot bending forming, pipe bending equipment and pipe bending process |
| CN113664479A (en) * | 2021-09-22 | 2021-11-19 | 广州文船重工有限公司 | Manufacturing method of ring beam of cage |
| CN114653799A (en) * | 2022-04-29 | 2022-06-24 | 沧州隆泰迪管道科技有限公司 | Method for improving pipe bending angle accuracy of intermediate-frequency pipe bender |
| CN114653799B (en) * | 2022-04-29 | 2024-04-05 | 沧州隆泰迪管道科技有限公司 | Method for improving accuracy of angle of bent pipe of intermediate frequency pipe bending machine |
| CN115301785A (en) * | 2022-10-09 | 2022-11-08 | 河北沧海核装备科技股份有限公司 | High-frequency heating pushing forming process and equipment for stainless steel seamless elbow |
| CN115301785B (en) * | 2022-10-09 | 2023-01-06 | 河北沧海核装备科技股份有限公司 | High-frequency heating and pushing forming process and equipment for stainless steel seamless elbow |
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