CN101733333A - Tube expander - Google Patents
Tube expander Download PDFInfo
- Publication number
- CN101733333A CN101733333A CN201010123801A CN201010123801A CN101733333A CN 101733333 A CN101733333 A CN 101733333A CN 201010123801 A CN201010123801 A CN 201010123801A CN 201010123801 A CN201010123801 A CN 201010123801A CN 101733333 A CN101733333 A CN 101733333A
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- Prior art keywords
- screw mandrel
- crane
- mainframe
- expander
- positioning
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Abstract
The invention discloses a tube expander, which comprises a machine body. The main points of the technical scheme include: the machine body comprises an underframe; the underframe is provided with a mainframe; the mainframe is provided with a plurality of expanding rods which can slide on the mainframe back and forth; and one end of the mainframe is provided with a clamping device which can clamp the expanding rods, while the other end is provided with a pushing mechanism which can push the expanding rods to slide. The tube expander is characterized in that: a subframe is arranged on the underframe and on the right side of the mainframe; the subframe is provided with a lifting frame and a first driving part which can push the lifting frame to move up and down; the lifting frame is provided with a guide rail; a pipe-fitting mounting frame, which can mount pipe fittings, is loaded on the guide rail; and the lifting frame is provided with a second driving part which can push the pipe-fitting mounting frame to move forward and backward. The tube expander has the advantages of simple structure, convenient operation and high adjusting accuracy.
Description
[technical field]
The present invention relates to electric tube expander.
[background technology]
In the production process of heat exchanger, metal tube and suit fin thereon closely need be combined, can guarantee good heat transfer and heat conduction, and weight is light, service life is longer.The method that present people are adopted is to adopt the manual expander roll that will have bulb to insert metal tube metal tube is swollen, and extracts expander roll then out, can only expand one at every turn and manage, and labour intensity is big and production efficiency is lower.And very difficult for the metal tube expand tube of large-scale heat exchanger, suddenly need a kind of can be once many and be convenient to the production that electric tube expander that the metal tube with large heat exchanger swells is used for heat exchanger.
For this kind situation, the applicant has applied for being used for the electric tube expander of expand tube on September 12nd, 2008, and this patent name is: the novel combination type electric tube expander, and the patent No. is: 200820200599.3, its notification number is: CN201267849, the day for announcing is: 2009-7-8.But this kind electric tube expander expander roll will regulate the hole of aiming at machine component the time, all devices on the mobile host frame, it is cumbersome to move heavy like this device meeting, and aligning accuracy neither be very high.The application's patent is exactly to make in this case.
[summary of the invention]
The present invention seeks to have overcome the deficiencies in the prior art, a kind of simple in structure, easy to operate, electric tube expander that degree of regulation is high is provided.
The present invention is achieved by the following technical solutions:
Electric tube expander, comprise body, described body comprises underframe, on described underframe, be provided with mainframe, described mainframe is provided with the many expander rolls that can slidably reciprocate on mainframe, end at described mainframe is provided with the clamping device that can clamp expander roll, the other end is provided with and is used to promote the pushing mechanism that expander roll slides, it is characterized in that on described underframe, the mainframe right side also is provided with secondary frame, be provided with crane on the secondary frame and promoting on the crane, following first actuator that moves of regulating, on crane, be provided with guide rail, on guide rail, carry the piece installing frame that can install pipe fitting, on crane, be provided with and promote second actuator that the piece installing frame moves forward and backward.
Aforesaid electric tube expander is characterized in that being provided with a plurality of spacing holes on described secondary frame, is provided with a plurality of spacing lead that cooperates with spacing hole on crane, and spacing lead slides in spacing hole.
Aforesaid electric tube expander is characterized in that described spacing hole, spacing lead respectively are four, and it correspondingly is arranged on four angles of secondary frame and crane.
Aforesaid electric tube expander, it is characterized in that described first actuator includes the pedestal that is fixed on the crane, on pedestal, be provided with push rod and transmission component, on crane, be fixed with motor, the rotating shaft of motor is connected on the transmission component and drives that push rod is upper and lower to be moved, and the lower end of push rod withstands on the secondary frame.
Aforesaid electric tube expander, it is characterized in that described second actuator includes the screw mandrel that is arranged on the crane and drives the drive motors that screw mandrel rotates, be fixed with the threaded-fit screw rod nut with screw mandrel in piece installing frame bottom, screw mandrel cooperates with the feed screw nut and drives the piece installing frame by the feed screw nut and moves around.
Aforesaid electric tube expander, it is characterized in that described pushing mechanism comprises movable push that links to each other with the expander roll tail end and the wheel seat that is arranged on close workbench one end on the mainframe, on wheel seat, be provided with drive sprocket, on mainframe, be provided with the expand tube screw mandrel, be provided with the expand tube feed screw nut in the movable push bottom, the expand tube screw mandrel cooperates and drives movable push by the expand tube feed screw nut with the expand tube feed screw nut and moves around, described expander roll end is fixed on the movable push, described drive sprocket is connected by chain with driven sprocket, described driven sprocket is connected to the head end of expand tube screw mandrel, and described drive sprocket links to each other with motor.
Aforesaid electric tube expander is characterized in that being provided with pilot hole in described movable push, is provided with guide rod on wheel seat, and guide rod passes pilot hole.
Aforesaid electric tube expander, it is characterized in that on underframe, also being provided with U folder rackwork, this U folder rackwork includes screw mandrel installing rack and the positioning screw mandrel that is installed on the screw mandrel installing rack, on the screw mandrel installing rack, be provided with the positioning motor, the output shaft of positioning motor is connected to an end of positioning screw mandrel, on the positioning screw mandrel, be arranged with the positioning feed screw nut, the positioning feed screw nut is move left and right under the position-limiting action of positioning screw mandrel and screw mandrel installing rack, and a plurality of U-shaped folders that are used to clamp the pipe material are installed on the positioning feed screw nut.
Compared with prior art, the present invention has following advantage:
1, the present invention adopts the adjusting alignment device be provided with on secondary frame, when making expander roll aim at the mouth of pipe of machine component, only regulate secondary frame crane and piece installing frame, make the mouth of pipe that is loaded in the machine component on the piece installing frame aim at expander roll, governing speed is fast, and the degree of regulation height is simple in structure.
[description of drawings]
Fig. 1 is a stereogram of the present invention;
Fig. 2 is one of structural perspective of secondary frame, crane, piece installing frame;
Fig. 3 be secondary frame, crane, piece installing frame structural perspective two;
Fig. 4 is the stereogram of first actuator;
Fig. 5 is the stereogram of mainframe and pushing mechanism, clamping device;
Fig. 6 is the A portion enlarged drawing of Fig. 5;
Fig. 7 is the stereogram of U folder rackwork.
[specific embodiment]
Electric tube expander, as shown in Figure 1, it is used for the metal tube of heat exchanger 12 is swollen, and itself and heat exchanger fin are combined closely, to realize good heat-conducting effect.Electric tube expander comprises body 1 and the control system 13 that links to each other with body 1, and control system 13 is used to control the action of whole electric tube expander.
Shown in Fig. 1,5,6, described body 1 comprises underframe 3, is provided with mainframe 4 on described underframe 3, and described mainframe 4 is provided with the many expander rolls 5 that can slide on mainframe 4, expander roll 5 is an elongate rod, and described expander roll 5 is provided with the expansion bulb near an end of clamping device 6.End at the close workbench 2 of described mainframe 4 is provided with clamping device 6, and the other end is provided with and is used to promote the pushing mechanism 7 that expander roll 5 slides.Described clamping device 6 is provided with the collet expander 604 that a plurality of expander rolls 5 can pass in it.
Shown in Fig. 5,6, described pushing mechanism 7 comprises movable push 701 that links to each other with expander roll 5 tail ends and the wheel seat 707 that is arranged on close workbench one end on the mainframe 4.Be provided with drive sprocket 703 on wheel seat 707, described drive sprocket 703 and driven sprocket 702 are connected by chain, and described drive sprocket 703 links to each other with motor 704.On mainframe 4, be provided with expand tube screw mandrel 705.Be provided with expand tube feed screw nut 706 in movable push 701 bottoms, expand tube screw mandrel 705 cooperates with expand tube feed screw nut 706 and moves around by expand tube feed screw nut 706 drive movable push 701.
Described expander roll 5 ends are fixed on the movable push 701, and described driven sprocket 702 is connected to the head end of expand tube screw mandrel 705.Motor 704 drives drive sprocket 703 and rotates, drive sprocket 703 and driven sprocket 702 are connected by chain, driven sprocket 702 drives expand tube screw mandrel 705 and rotates, and moves around thereby expand tube screw mandrel 705 drives movable push 701, moves around thereby movable push 701 promotes expander roll 5.
For movable push 701 and expander roll 5 move more reposefully, be provided with pilot hole 7011 in described movable push 701, on wheel seat 707, be provided with guide rod 7071, guide rod 7071 passes pilot hole 7011.Guide rod 7071 has ensured that the balance of movable push 701 and expander roll 5 moves.
Shown in Fig. 1,2,3,4, on described underframe 3, mainframe 4 right sides also are provided with secondary frame 8.In order to desire the mouth of pipe of the metal tube of distending with aligning in the position that makes expander roll 5, so on secondary frame 8, be provided with crane 9 and promote first actuator 81 that crane 9 upper and lower adjustings are moved.On crane 9, be provided with guide rail 91, on guide rail 91, carry the piece installing frame 10 that can install pipe fitting, on crane 9, be provided with and promote second actuator 92 that piece installing frame 10 moves forward and backward.Wherein piece installing frame 10 is used to place heat exchanger 12, and with heat exchanger 12 location and fixing.Piece installing frame 10 adjustable widths and length are with the heat exchanger 12 that is applicable to different size.
In the present embodiment, described first actuator 81 includes the pedestal 811 that is fixed on the crane 9, on pedestal 811, be provided with push rod 812 and transmission component 813, on crane 9, be fixed with motor 814, the rotating shaft of motor 814 is connected on the transmission component 813 and drives push rod 812 upper and lower moving, and the lower end of push rod 812 withstands on the secondary frame 8.814 in motor can drive push rod 812 upper and lower moving, and push rod 812 is withstood on the secondary frame 8, thereby prop up whole crane 9.
In the present embodiment, described second actuator 92 includes the screw mandrel 921 that is arranged on the crane 9 and drives the drive motors 922 that screw mandrel 921 rotates, be fixed with the threaded-fit screw rod nut 923 with screw mandrel 921 in piece installing frame 10 bottoms, screw mandrel 921 cooperates with feed screw nut 923 and drives piece installing framves 10 by feed screw nut 923 and moves around on guide rail 91.
Shown in Fig. 1,6, on underframe 3, also be provided with U folder rackwork 11, this U folder rackwork 11 includes screw mandrel installing rack 111 and the positioning screw mandrel 113 that is installed on the screw mandrel installing rack 111, on screw mandrel installing rack 111, be provided with positioning motor 112, the output shaft of positioning motor 112 is connected to an end of positioning screw mandrel 113, on positioning screw mandrel 113, be arranged with positioning feed screw nut 114, positioning feed screw nut 114 is move left and right under the position-limiting action of positioning screw mandrel 113 and screw mandrel installing rack 111, and a plurality of U-shaped folders 115 that are used to clamp the pipe material are installed on positioning feed screw nut 114.This U folder rackwork 11 is used to regulate the position of U-shaped folder 115, makes 115 pairs of pipe material that clip to heat exchanger 12 of U-shaped folder.
During work, be positioned on the piece installing frame 10 heat exchanger 12 that has expanded the mouth of pipe and the location, start the motor 112 of transposing afterwards, make U-shaped folder 115 come the terminal of heat exchanger 12 and clamp and expect pipe.Restart first actuator 81 and second actuator 92, regulate the position of crane 9 and piece installing frame 10, the position that makes expander roll 5 is to aim at the mouth of pipe of the metal tube of desiring distending.Start pushing mechanism 7 promotion expander rolls 5 afterwards the expansion bulb is stretched in the mouth of pipe, many expander rolls 5 insert in the many metal tubes simultaneously.Expanded behind the pipe, restarted first actuator 81 and second actuator 92, regulated the position of crane 9 and piece installing frame 10, expand tube is implemented again with to other accurate mouth of pipe of desiring the metal tube of distending in the position that makes expander roll 5.After expand tube finished, pushing mechanism 7 drove expander roll 5 and gets back to original position, takes off heat exchanger 12.
Claims (8)
1. electric tube expander, comprise body (1), described body (1) comprises underframe (3), on described underframe (3), be provided with mainframe (4), described mainframe (4) is provided with the many expander rolls (5) that can slidably reciprocate on mainframe (4), end at described mainframe (4) is provided with the clamping device (6) that can clamp expander roll (5), the other end is provided with and is used to promote the pushing mechanism (7) that expander roll (5) slides, it is characterized in that on described underframe (3), mainframe (4) right side also is provided with secondary frame (8), be provided with crane (9) on the secondary frame (8) and promoting on the crane (9), following first actuator (81) that moves of regulating, on crane (9), be provided with guide rail (91), on guide rail (91), carry the piece installing frame (10) that can install pipe fitting, on crane (9), be provided with and promote second actuator (92) that piece installing frame (10) moves forward and backward.
2. according to the described electric tube expander of claim 1, it is characterized in that on described secondary frame (8), being provided with a plurality of spacing holes (82), be provided with a plurality of spacing lead (93) that cooperates with spacing hole (82) on crane (9), spacing lead (93) slides in spacing hole (82).
3. according to the described electric tube expander of claim 2, it is characterized in that described spacing hole (82), spacing lead (93) respectively are four, it correspondingly is arranged on four angles of secondary frame (8) and crane (9).
4. according to claim 1 or 2 or 3 described electric tube expanders, it is characterized in that described first actuator (81) includes the pedestal (811) that is fixed on the crane (9), on pedestal (811), be provided with push rod (812) and transmission component (813), on crane (9), be fixed with motor (814), the rotating shaft of motor (814) is connected to that transmission component (813) is gone up and drives that push rod (812) is upper and lower to be moved, and the lower end of push rod (812) withstands on the secondary frame (8).
5. according to claim 1 or 2 or 3 described electric tube expanders, it is characterized in that described second actuator (92) includes the screw mandrel (921) that is arranged on the crane (9) and drives the drive motors (922) that screw mandrel (921) rotates, be fixed with the threaded-fit screw rod nut (923) with screw mandrel (921) in piece installing frame (10) bottom, screw mandrel (921) cooperates with feed screw nut (923) and moves around by feed screw nut (923) drive piece installing frame (10).
6. according to claim 1 or 2 or 3 described electric tube expanders, it is characterized in that described pushing mechanism (7) comprises the movable push (701) that links to each other with expander roll (5) tail end and is arranged on the wheel seat (707) that mainframe (4) is gone up close workbench one end, on wheel seat (707), be provided with drive sprocket (703), on mainframe (4), be provided with expand tube screw mandrel (705), be provided with expand tube feed screw nut (706) in movable push (701) bottom, expand tube screw mandrel (705) cooperates with expand tube feed screw nut (706) and moves around by expand tube feed screw nut (706) drive movable push (701), described expander roll (5) end is fixed on the movable push (701), described drive sprocket (703) is connected by chain with driven sprocket (702), described driven sprocket (702) is connected to the head end of expand tube screw mandrel (705), and described drive sprocket (703) links to each other with motor (704).
7. according to the described electric tube expander of claim 6, it is characterized in that being provided with pilot hole (7011) in described movable push (701), be provided with guide rod (7071) on wheel seat (707), guide rod (7071) passes pilot hole (7011).
8. according to claim 1 or 2 or 3 described electric tube expanders, it is characterized in that on underframe (3), also being provided with U folder rackwork (11), this U folder rackwork (11) includes screw mandrel installing rack (111) and is installed in positioning screw mandrel (113) on the screw mandrel installing rack (111), on screw mandrel installing rack (111), be provided with positioning motor (112), the output shaft of positioning motor (112) is connected to an end of positioning screw mandrel (113), on positioning screw mandrel (113), be arranged with positioning feed screw nut (114), positioning feed screw nut (114) is move left and right under the position-limiting action of positioning screw mandrel (113) and screw mandrel installing rack (111), and a plurality of U-shaped folders (115) that are used to clamp the pipe material are installed on positioning feed screw nut (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101238019A CN101733333B (en) | 2010-02-06 | 2010-02-06 | Tube expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101238019A CN101733333B (en) | 2010-02-06 | 2010-02-06 | Tube expander |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101733333A true CN101733333A (en) | 2010-06-16 |
| CN101733333B CN101733333B (en) | 2011-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101238019A Active CN101733333B (en) | 2010-02-06 | 2010-02-06 | Tube expander |
Country Status (1)
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| CN (1) | CN101733333B (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972816A (en) * | 2010-09-21 | 2011-02-16 | 浙江诸暨盾安换热器有限公司 | Oil-free manual double-rod pipe expanding mechanical device |
| CN102091740A (en) * | 2010-09-08 | 2011-06-15 | 苏州市天迅机具科技有限公司 | Variable-frequency lifting electric tube expander |
| CN102172687A (en) * | 2010-12-09 | 2011-09-07 | 中山市奥美森工业有限公司 | Lifting mechanism of bender |
| CN102266893A (en) * | 2011-07-13 | 2011-12-07 | 中山市奥美森工业技术有限公司 | Pipe expander |
| CN102896253A (en) * | 2011-12-31 | 2013-01-30 | 中山市奥美森工业技术有限公司 | Fin mounting machine for copper tubes |
| CN104275416A (en) * | 2014-09-05 | 2015-01-14 | 中国核电工程有限公司 | Hydraulic expansion and connection mechanism |
| CN105522060A (en) * | 2015-10-10 | 2016-04-27 | 浙江邦得利环保科技股份有限公司 | Pipe expanding equipment |
| CN106270227A (en) * | 2016-08-31 | 2017-01-04 | 黄山三佳谊华精密机械有限公司 | A kind of expander roll exempts to extract structure and electric tube expander thereof out |
| CN106925683A (en) * | 2015-12-31 | 2017-07-07 | 中核建中核燃料元件有限公司 | A kind of fuel assembly skeleton entirety expanded-connecting apparatus |
| CN107598011A (en) * | 2017-10-10 | 2018-01-19 | 常州常发制冷科技有限公司 | Push away swollen machine |
| CN107999646A (en) * | 2017-10-11 | 2018-05-08 | 苏州新元电器有限公司 | A kind of finned heat exchanger electric tube expander |
| CN108246903A (en) * | 2017-11-30 | 2018-07-06 | 珠海格力智能装备有限公司 | Tube expansion processing unit (plant) and with its electric tube expander |
| CN109622784A (en) * | 2019-01-21 | 2019-04-16 | 奥美森智能装备股份有限公司 | A kind of electric tube expander |
| CN110355290A (en) * | 2019-07-23 | 2019-10-22 | 中山精达特克机械有限公司 | A kind of horizontal type tube expanding machine |
| CN112775327A (en) * | 2020-11-20 | 2021-05-11 | 珠海华星智能技术有限公司 | Fixing device for heat exchanger expansion pipe |
| CN113680919A (en) * | 2021-08-12 | 2021-11-23 | 南通仓正机械有限公司 | Automatic expansion machine for small radiator |
-
2010
- 2010-02-06 CN CN2010101238019A patent/CN101733333B/en active Active
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102091740A (en) * | 2010-09-08 | 2011-06-15 | 苏州市天迅机具科技有限公司 | Variable-frequency lifting electric tube expander |
| CN101972816A (en) * | 2010-09-21 | 2011-02-16 | 浙江诸暨盾安换热器有限公司 | Oil-free manual double-rod pipe expanding mechanical device |
| CN101972816B (en) * | 2010-09-21 | 2013-01-16 | 浙江诸暨盾安换热器有限公司 | Oil-free manual double-rod pipe expanding mechanical device |
| CN102172687A (en) * | 2010-12-09 | 2011-09-07 | 中山市奥美森工业有限公司 | Lifting mechanism of bender |
| CN102172687B (en) * | 2010-12-09 | 2013-06-19 | 中山市奥美森工业有限公司 | Lifting mechanism of bender |
| CN102266893A (en) * | 2011-07-13 | 2011-12-07 | 中山市奥美森工业技术有限公司 | Pipe expander |
| CN102266893B (en) * | 2011-07-13 | 2013-07-10 | 中山市奥美森工业技术有限公司 | Pipe expander |
| CN102896253A (en) * | 2011-12-31 | 2013-01-30 | 中山市奥美森工业技术有限公司 | Fin mounting machine for copper tubes |
| CN102896253B (en) * | 2011-12-31 | 2015-01-28 | 中山市奥美森工业有限公司 | Fin mounting machine for copper tubes |
| CN104275416A (en) * | 2014-09-05 | 2015-01-14 | 中国核电工程有限公司 | Hydraulic expansion and connection mechanism |
| CN105522060A (en) * | 2015-10-10 | 2016-04-27 | 浙江邦得利环保科技股份有限公司 | Pipe expanding equipment |
| CN106925683A (en) * | 2015-12-31 | 2017-07-07 | 中核建中核燃料元件有限公司 | A kind of fuel assembly skeleton entirety expanded-connecting apparatus |
| CN106270227A (en) * | 2016-08-31 | 2017-01-04 | 黄山三佳谊华精密机械有限公司 | A kind of expander roll exempts to extract structure and electric tube expander thereof out |
| CN107598011A (en) * | 2017-10-10 | 2018-01-19 | 常州常发制冷科技有限公司 | Push away swollen machine |
| CN107999646A (en) * | 2017-10-11 | 2018-05-08 | 苏州新元电器有限公司 | A kind of finned heat exchanger electric tube expander |
| CN107999646B (en) * | 2017-10-11 | 2023-09-01 | 苏州新元电器有限公司 | Tube expander of fin heat exchanger |
| CN108246903A (en) * | 2017-11-30 | 2018-07-06 | 珠海格力智能装备有限公司 | Tube expansion processing unit (plant) and with its electric tube expander |
| CN108246903B (en) * | 2017-11-30 | 2024-03-08 | 珠海格力智能装备有限公司 | Pipe expanding machining device and pipe expander with same |
| CN109622784A (en) * | 2019-01-21 | 2019-04-16 | 奥美森智能装备股份有限公司 | A kind of electric tube expander |
| CN110355290A (en) * | 2019-07-23 | 2019-10-22 | 中山精达特克机械有限公司 | A kind of horizontal type tube expanding machine |
| CN110355290B (en) * | 2019-07-23 | 2024-04-16 | 中山精达特克机械有限公司 | Horizontal pipe expander |
| CN112775327A (en) * | 2020-11-20 | 2021-05-11 | 珠海华星智能技术有限公司 | Fixing device for heat exchanger expansion pipe |
| CN113680919A (en) * | 2021-08-12 | 2021-11-23 | 南通仓正机械有限公司 | Automatic expansion machine for small radiator |
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| CN101733333B (en) | 2011-10-26 |
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Address after: 528400 Guangdong province Zhongshan City, New Road No. 1 of Patentee after: Aomei gloomy intelligence equipment limited company Address before: 528437 Guangdong province Zhongshan Torch Development Zone Yixian science and Technology Park Patentee before: Zhongshan Aomeisen Industrial Co., Ltd. |