CN205309026U - High efficiency intermediate frequency induction heating draws bending machine - Google Patents
High efficiency intermediate frequency induction heating draws bending machine Download PDFInfo
- Publication number
- CN205309026U CN205309026U CN201521111946.1U CN201521111946U CN205309026U CN 205309026 U CN205309026 U CN 205309026U CN 201521111946 U CN201521111946 U CN 201521111946U CN 205309026 U CN205309026 U CN 205309026U
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- bar magnet
- induction heating
- bending machine
- heater coil
- 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.)
- Expired - Fee Related
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- Bending Of Plates, Rods, And Pipes (AREA)
- General Induction Heating (AREA)
Abstract
The utility model provides a high efficiency intermediate frequency induction heating draws bending machine, it is main including the frame, heating device, the rocking arm, heating coil, the bar magnet, the thrust dolly is supporting the steel pipe on the guide rail, the guide rail distributes in the frame top, the steel pipe both sides squeeze roll that is distributing, the frame other end is provided with heating device, be provided with heating coil in the heating device, the heating coil cover is at steel pipe outside rigid, the inside bar magnet that is provided with of steel pipe in heating coil, the bar magnet support frame is being connected in the bar magnet outside, the bar magnet support frame outside is connected with the gyro wheel, it is motionless that the bar magnet remains relative heating coil throughout, heating device the place ahead is provided with the revolving stage, be provided with the rotation axis in the middle of the revolving stage, the welding of rotation axis side has the rocking arm, the rocking arm top is connected with the chuck. The steel pipe is inside to have set up the bar magnet, and the bar magnet has the magnetic action of gathering, has increased steel pipe internal diameter department magnetic density, and steel pipe rate of heating accelerates, and the inside and outside difference in temperature of steel pipe reduces, has improved steel pipe induction heating efficiency and steel pipe stretch bending quality.
Description
Technical field
The utility model device be a kind of tube-bending machine equipment, particularly high-level efficiency Frequency Induction Heating draw tube-bending machine.
Background technology
Medium-frequency pipe bender adopts medium frequency electric induction heating, is bent when local heating by workpiece, is widely used at present in the pipe prefabrication in the engineering fields such as electric power, oil, chemical industry, navigation, nuclear industry. Compared with general cold conditions tube-bending machine, not only do not need complete particular manufacturing craft, and lathe volume also only account for same specification cold conditions tube-bending machine 1/3～1/2. Intermediate frequency hot-bending pipe technique is the one of economical and effective the most in existing various bent tube technique, when but steel pipe is carried out induction heating by ruhmkorff coil, steel duct magnetic field disperses, there is leakage field phenomenon, cause steel duct temperature too low, heating efficiency reduces, and easily occurs the drawing crack of steel pipe outer ring, inner ring wrinkling when carrying out drawing curved, seriously affects tube quality.
Summary of the invention
For above deficiency, what the utility model device provided a kind of high-level efficiency Frequency Induction Heating draws tube-bending machine.
The utility model device mainly comprises support, heating unit, pivoted arm, heater coil, bar magnet, thrust dolly supports steel pipe on guide rail, guide rail is distributed in above support, steel pipe both sides are dispersed with extrusion roll, the support the other end is provided with heating unit, heater coil it is provided with in heating unit, heater coil is enclosed within and maintains static outside steel pipe, steel duct in heater coil is provided with bar magnet, bar magnet bracing frame is connected outside bar magnet, it is connected with roller outside bar magnet bracing frame, bar magnet remains that relative heater coil does not move, heating unit front is provided with universal stage, it is provided with turning axle in the middle of universal stage, turning axle side is welded with pivoted arm, pivoted arm top is connected with chuck, hydraulic supporting strut it is connected with above chuck and between pivoted arm.
This use new device comprises following technical scheme: be fixed on thrust dolly by steel pipe one end, the other end is fixed on pivoted arm through heater coil by chuck, bar magnet is fixed on steel duct by support and connection bend pipe simultaneously and keeps constant with the relative position of ruhmkorff coil, steel pipe is heated by ruhmkorff coil, when temperature of steel pipe is elevated to plastic state, thrust dolly carries out pushing steel pipe later, steel pipe is drawn curved by pivoted arm, steel pipe is carried out extruding and ensures steel pipe medullary ray and guide rail parallel by the extrusion roll of guide rail both sides, the steel pipe part bent out is rapidly by coolant cools, such limit is heated, limit advances, while bend, limit cools, constantly bend out by bend pipe.
The advantage that the technical scheme that the utility model device provides is brought and positively effect:
Steel duct is provided with bar magnet, and bar magnet has magnet accumulating cap, add pipe diameter place magnetic field density, and steel pipe rate of heating is accelerated, and steel pipe internal-external temperature difference reduces, it is to increase steel pipe induction heating efficiency and steel pipe draw curved quality.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model device is illustrated further.
Fig. 1 is the front view of this practicality device preferred embodiment;
Fig. 2 is the overhead, partial cut-away view of this practicality device preferred embodiment;
Fig. 3 is the ruhmkorff coil place cross-sectional view of this practicality device preferred embodiment.
In figure 1, support; 2, guide rail; 3, thrust dolly; 4, steel pipe; 5, extrusion roll; 6, heating unit; 7, universal stage; 8, turning axle; 9, pivoted arm; 10, hydraulic supporting strut; 11, chuck; 12, column is supported; 13, heater coil; 14, bar magnet; 15, support and connection bend pipe; 16, roller; 17, bar magnet bracing frame.
Embodiment
In Fig. 1-Fig. 3, the tube-bending machine that draws of a kind of high-level efficiency Frequency Induction Heating mainly comprises support (1), heating unit (6), pivoted arm (9), heater coil (13), bar magnet bracing frame (14), thrust dolly (3) supports steel pipe (4) on guide rail (2), guide rail (2) is distributed in support (1) top, steel pipe (4) both sides are dispersed with extrusion roll (5), keep steel pipe (4) medullary ray parallel with guide rail (2), support (1) the other end is provided with heating unit (6), to steel pipe (4), bending place heats, it is convenient to bend, heater coil (13) it is provided with in heating unit (6), lead to and into alternating current generation induced current, steel pipe (4) is heated, heater coil (13) is enclosed within steel pipe (4) outside and maintains static, steel pipe (4) inside in heater coil (13) is provided with bar magnet bracing frame (14), carry out poly-magnetic, improve heating efficiency, bar magnet bracing frame (14) outside connects bar magnet bracing frame (17), support is fixed wtih bar magnet bracing frame (14), bar magnet bracing frame (17) outside is connected with roller (16), bar magnet bracing frame (14) is driven to move in steel pipe (4) inside, bar magnet bracing frame (14) remains that relative heater coil (13) does not move, heating unit (6) front is provided with universal stage (7), it is provided with turning axle (8) in the middle of universal stage (7), pivoted arm (9) is driven to rotate, turning axle (8) side is welded with pivoted arm (9), steel pipe (4) is driven to draw curved, pivoted arm (9) top is connected with chuck (11), fixing steel pipe (4), it is connected with hydraulic supporting strut (10) between chuck (11) top and pivoted arm (9), chuck (11) is made to compress steel pipe (4).
In implementing shown in Fig. 1-Fig. 2, steel pipe (4) one end is fixed on thrust dolly (3), the other end is fixed on pivoted arm (9) through heater coil (13) by chuck (11), bar magnet bracing frame (14) is fixed on steel pipe (4) inside by support and connection bend pipe (15) simultaneously and keeps constant with the relative position of ruhmkorff coil, steel pipe (4) is heated by described ruhmkorff coil, it is convenient to steel pipe (4) bend, when steel pipe (4) temperature is elevated to plastic state, thrust dolly (3) carries out pushing steel pipe (4) later, steel pipe (4) is drawn curved by pivoted arm (9), steel pipe (4) is carried out extruding and ensures that steel pipe (4) medullary ray is parallel with guide rail (2) by the extrusion roll (5) of guide rail (2) both sides, the steel pipe part bent out is rapidly by coolant cools, such limit is heated, limit advances, while bend, limit cools, constantly bend out by bend pipe.
In implementing shown in Fig. 3, bar magnet bracing frame (17) is fixedly connected bar magnet bracing frame (14), bar magnet bracing frame (17) outside is connected with 3 rollers (16), thus roller (16) supports bar magnet bracing frame (14) in the movement of steel pipe (4) inside, central shaft remains unchanged, support and connection bend pipe (15) is fixed on steel pipe (4) inside and keeps constant with the relative position of ruhmkorff coil, steel pipe (4) is heated by the ruhmkorff coil in outside, due to the magnet accumulating cap of magnetizer, the magnetic line of force of dispersion in the middle of steel pipe (4) is driven to ruhmkorff coil inner radius dense distribution, improve heating rate, working efficiency improves.
Claims (4)
1. a high-level efficiency Frequency Induction Heating draw tube-bending machine, mainly comprise support, heating unit, pivoted arm, heater coil, bar magnet, it is characterized in that: thrust dolly supports steel pipe on guide rail, guide rail is distributed in above support, steel pipe both sides are dispersed with extrusion roll, the support the other end is provided with heating unit, heater coil it is provided with in heating unit, heater coil is enclosed within and maintains static outside steel pipe, steel duct in heater coil is provided with bar magnet, bar magnet bracing frame is connected outside bar magnet, it is connected with roller outside bar magnet bracing frame, bar magnet remains that relative heater coil does not move, heating unit front is provided with universal stage, it is provided with turning axle in the middle of universal stage, turning axle side is welded with pivoted arm, pivoted arm top is connected with chuck, hydraulic supporting strut it is connected with above chuck and between pivoted arm.
2. a kind of high-level efficiency Frequency Induction Heating according to claim 1 draw tube-bending machine, it is characterized in that: extrusion roll extruding steel pipe makes its medullary ray all the time with guide rail keep parallel.
3. a kind of high-level efficiency Frequency Induction Heating according to claim 1 draw tube-bending machine, it is characterized in that: pivoted arm and steel pipe extrude chuck by hydraulic supporting strut and fix.
4. a kind of high-level efficiency Frequency Induction Heating according to claim 1 draw tube-bending machine, it is characterized in that: bar magnet bracing frame is support bar magnet and moved in steel duct by roller, bar magnet is also fixed by support and connection bend pipe, and the relative position of its position and heater coil remains unchanged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521111946.1U CN205309026U (en) | 2015-12-29 | 2015-12-29 | High efficiency intermediate frequency induction heating draws bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521111946.1U CN205309026U (en) | 2015-12-29 | 2015-12-29 | High efficiency intermediate frequency induction heating draws bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205309026U true CN205309026U (en) | 2016-06-15 |
Family
ID=56199530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521111946.1U Expired - Fee Related CN205309026U (en) | 2015-12-29 | 2015-12-29 | High efficiency intermediate frequency induction heating draws bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205309026U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571484A (en) * | 2017-09-23 | 2018-01-12 | 昊天节能装备有限责任公司 | The prefabricated direct-buried elbow of high density polyethylene (HDPE) seamless outer protection tube shaped device and its moulding process |
| CN107626782A (en) * | 2017-09-26 | 2018-01-26 | 张家港市立业机械有限公司 | High-precision full-automatic bending machine |
| CN109482994A (en) * | 2018-09-03 | 2019-03-19 | 深圳市双建科技有限公司 | Use the welder and method of the motor rotor component of collection bar magnet |
-
2015
- 2015-12-29 CN CN201521111946.1U patent/CN205309026U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571484A (en) * | 2017-09-23 | 2018-01-12 | 昊天节能装备有限责任公司 | The prefabricated direct-buried elbow of high density polyethylene (HDPE) seamless outer protection tube shaped device and its moulding process |
| CN107626782A (en) * | 2017-09-26 | 2018-01-26 | 张家港市立业机械有限公司 | High-precision full-automatic bending machine |
| CN109482994A (en) * | 2018-09-03 | 2019-03-19 | 深圳市双建科技有限公司 | Use the welder and method of the motor rotor component of collection bar magnet |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20161229 |