CN201287160Y - Hand-power pipe bender - Google Patents

Hand-power pipe bender Download PDF

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Publication number
CN201287160Y
CN201287160Y CNU2008201375137U CN200820137513U CN201287160Y CN 201287160 Y CN201287160 Y CN 201287160Y CN U2008201375137 U CNU2008201375137 U CN U2008201375137U CN 200820137513 U CN200820137513 U CN 200820137513U CN 201287160 Y CN201287160 Y CN 201287160Y
Authority
CN
China
Prior art keywords
compacting
wheel
support
handle
gear
Prior art date
Application number
CNU2008201375137U
Other languages
Chinese (zh)
Inventor
孔树勇
宋亚华
邬齐明
王继辉
Original Assignee
孔树勇
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 孔树勇 filed Critical 孔树勇
Priority to CNU2008201375137U priority Critical patent/CN201287160Y/en
Application granted granted Critical
Publication of CN201287160Y publication Critical patent/CN201287160Y/en

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Abstract

A hand-operated pipe bender comprises a frame and a pipe bending device. A front-and-rear guiding wheel base and a guiding wheel bearing support are arranged on the frame; an L-shaped bracket arm is arranged at the front end of the frame; a pipe bending device is connected with the upper part of the L-shaped bracket arm; the hand-operated pipe bender further comprises a U-shaped rack, a cranking handle, a transmission shaft, a gearbox rack, a transmission gear, supporting wall panels, a pressing wheel, a portal frame, a pressing screw rod, a screw rod nut and a pressing handle, wherein, the lower end of the U-shaped rack is tightly connected with a lower cross beam, the gearbox rack, the left supporting wall panel and the right supporting wall panel. The two ends of the shaft of the pressing wheel are accommodated on the supporting wall panels on the two sides thereof; and a reduction gear is arranged at one end and meshed with the transmission gear. The upper end of the pressing screw rod is fixedly connected with the pressing handle, and the lower end is hinged with the shaft of the pressing wheel. The cranking handle is fixedly connected with the transmission shaft; and the cranking handle enables the transmission gear to rotate, so as to drive the reduction gear and enable the pressing wheel to rotate. The hand-operated pipe bender can be used for bending abnormal metal pipes with various calibers or ferric anchor ears. The bent workpiece has the advantages of good quality and beautiful and elegant radian, and meets the design requirements.

Description

Hand bending machine
Technical field
The utility model relates to a kind of hand-operated tools that pincers worker, pipeliner or mechanician use, and specifically refers to be used to bend the hand bending machine of profiled metal pipe or inclined to one side iron.
Background technology
Manual tube bender has Practical significance very much in pincers worker, pipeliner or the mechanician of factory: they are sometimes in order to repair some equipment, or when connecting water, gas, wet goods pipe, there be not the occasion of special-purpose curving apparatus, bend small-bore pipe with it, can be rated as practical and convenient, the quality of the metal pipe that it bends is much better more than the quality that indigenous method bends such as manual knocking, spanner is pulled firmly, and the pipe radian that is bent into is elegant in appearance, can reach designing requirement.Therefore it is that pincers worker, pipeliner, mechanician and some hobby oneself are done one of standing instrument of repair family.But this type of manual tube bender is to some the special-shaped metal pipes or the metalwork of iron anchor ear one class partially, but can not gather effect sometimes, and the quality of this metalloid spare that bends with it is unsatisfactory, even makes bad and also can cause scrapping of pipe or metalwork.Therefore if will bend the metal pipe or the inclined to one side iron one metalloid spare of abnormity, must do necessary improvement to existing manual tube bender.
The utility model content
The purpose of this utility model is: provide a kind of hand bending machine without power, to satisfy bending the profiled metal pipe or using when making anchor ear with iron partially of pincers worker, pipeliner or mechanic.
The technical scheme of the utility model technical solution problem is: hand bending machine is made up of support and swan neck system two parts, described support is the downward channel-section steel of notch, respectively be provided with front jockey wheel base and back directive wheel base at its two, be equipped with the guide wheel shaft bearing on forward and backward directive wheel base, guide wheel shaft just is contained in the guide wheel shaft bearing.Be provided with the pair of L-shaped trailing arm in described support front end both sides, the lower end of described L shaped trailing arm and support side plate are hinged, and the supporting wallboard of the upper end of L shaped trailing arm and swan neck system is fastenedly connected.Described swan neck system is by the speed change conveying mechanism and exert pressure and bend device two parts and form, comprise pair of U-shaped frame, crank handle, power transmission shaft, gear tank tower, travelling gear, supporting wallboard and compacting wheel, also comprise portal frame, compacting screw mandrel and feed screw nut, compacting handle, wherein fixedly connected with sill and gear tank tower in the lower end of the U-shaped frame of speed change conveying mechanism, and the gear tank tower is fastenedly connected with left and right sides supporting wallboard again.The two ends of the axle of compacting wheel are contained in the axis hole on the supporting wallboard of both sides, and an end of compacting wheel shaft is provided with reduction gearing, and is meshed with travelling gear.Exert pressure the portal frame that bends device about two root post lower ends be connected with link bolt with the mid point of support, the upper end and the entablature of column are fastenedly connected.Described entablature is clipped in the centre of U-shaped frame, the fixing welding of its midpoint one feed screw nut, ccontaining compacting screw mandrel in the feed screw nut.The upper end crosswise fixed of described compacting screw mandrel connects the compacting handle, and the lower end of compacting screw mandrel is hinged with the axle of compacting wheel.
Described crank handle is fixedlyed connected with power transmission shaft, and power transmission shaft is arranged on the gear tank tower, shakes handle and can make the travelling gear rotation, by reduction gearing and then the rotation of drive compacting wheel that is meshed with it.
The base plate of described support has elongated slot along center line, so that the relative position of directive wheel before and after adjusting, the base of forward and backward directive wheel is fixed on the base plate of support with fixed screw.The bearing block of forward and backward directive wheel is fixed on the forward and backward directive wheel base, and the two ends of the axle of forward and backward directive wheel are contained in respectively in the bearing block of forward and backward directive wheel.
Compacting wheel and the middle groove of front and back directive wheel that bends in the device of exerting pressure in the utility model all is rectangular in shape, but the width of directive wheel groove can be changed, be convenient to bend the square metal pipe or the inclined to one side iron anchor ear of various different bores, can be rated as practical and convenient, the quality of the metal pipe that it bends is much better more than the manual quality that bends, and the radian of pipe bending or inclined to one side iron anchor ear is elegant in appearance, can reach designing requirement.It is that pincers worker, pipeliner, mechanician, installation electrician master worker and some love are done one of standing instrument of repair family.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Each title and mark among the figure: 1. compacting handle, 2. compacting screw mandrel, 3.U shape frame, 4. entablature, 5. portal frame, 6. sill, 7. supporting wallboard, 8.L shape trailing arm, 9. front jockey wheel, 10. afterwards directive wheels, 18. crank handles, 19. power transmission shafts, 20. reduction gearing, 21. travelling gears, 22. feed screw nuts of front jockey wheel axle bed, 11. supports, 12. link bolts, 13. compacting wheels, 14. gear tank towers, 15. directive wheel bases, 16. elongated slots, 17..
The specific embodiment
As shown in Figure 1, hand bending machine is made up of support 11 and swan neck system two parts, described support 11 usefulness channel-section steels are made, and the base that is connected with the guide wheel shaft bearing on its two respectively is provided with is a directive wheel base 15, and back guide wheel shaft just is contained in the back guide wheel shaft bearing 10.Be provided with pair of L-shaped trailing arm 8 in support 11 front end both sides, its lower end and support 11 side plates are hinged, and the supporting wallboard 7 of upper end and swan neck system is fastenedly connected.Described swan neck system is by the speed change conveying mechanism and exert pressure and bend device two parts and form, comprising U-shaped frame 3, crank handle 18, power transmission shaft 19, gear tank tower 14, travelling gear 21, supporting wallboard 7 and compacting wheel 13, portal frame 5, compacting screw mandrel 2 and feed screw nut 22, compacting handle 1, fixedly connected with sill 6 and gear tank tower 14 in the lower end of U-shaped frame 3, gear tank tower 14 is fastenedly connected with left and right sides supporting wallboard 7 again.The two ends of the axle of compacting wheel 13 are contained in the axis hole on the supporting wallboard 7 of both sides, and the end that the compacting wheel is 13 is provided with reduction gearing 20, is meshed with travelling gear 21 by mesomerism gear.Two root post lower ends are connected with link bolt 12 with the mid point of support 11 about portal frame 5, and the upper end of column and entablature 4 are fastenedly connected.The fixing welding of the midpoint of entablature 4 one feed screw nut 22, ccontaining compacting screw mandrel 2 in the feed screw nut 22.The upper end crosswise fixed of described compacting screw mandrel 2 connects compacting handle 1, and the lower end of compacting screw mandrel 2 is hinged with the axle of compacting wheel 13.Rotate compacting handle 1 and can make compacting screw mandrel 2 rise or descend, thereby drive the rising or the decline of compacting wheel 13.Shake crank handle 18 and can make power transmission shaft 19 and travelling gear 21 rotations, rotate, and then drive 13 rotations of compacting wheel by the reduction gearing 20 that mesomerism gear is meshed with drive.
When pipe bending, special-shaped pipe of selecting for use earlier and being bent or the inclined to one side corresponding forward and backward directive wheel of iron width and compacting wheel make their groove width conform to the width of sub-external diameter of institute's bend pipe or inclined to one side iron.To install and to bend after selected forward and backward directive wheel and 13 replacings of compacting wheel.Turn forward swan neck system is cocked earlier when bending, pipe or inclined to one side iron are inserted between forward and backward directive wheel and the compacting wheel 13, rotate compacting handle 1 then on one side, compacting screw mandrel 2 is exerted pressure downwards, slowly shake crank handle 18 on one side, downtrodden pipe or inclined to one side iron are slowly moved forward, when being pressed into the regulation radian, can stop operating compacting handle 1 and crank handle 18, bend pipe work is promptly accused and is finished.

Claims (3)

1. hand bending machine is made up of support and swan neck system two parts, it is characterized in that described support (11) is the downward channel-section steel of notch, respectively be provided with front jockey wheel base and back directive wheel base (15) at its two, on the directive wheel base of front and back, be equipped with the guide wheel shaft bearing, the axle of front jockey wheel (9) just is contained in the front jockey wheel bearing block (10), be provided with pair of L-shaped trailing arm (8) in described support (11) front end both sides, the lower end of described L shaped trailing arm (8) and support (11) side plate are hinged, the supporting wallboard (7) of the upper end of L shaped trailing arm (8) and swan neck system is fastenedly connected, described swan neck system is by speed-changing conveying device and exert pressure and bend device two parts and form, comprise pair of U-shaped frame (3), crank handle (18), power transmission shaft (19), gear tank tower (14), travelling gear (21), supporting wallboard (7) and compacting wheel (13), also comprise portal frame (5), compacting screw mandrel (2) and feed screw nut (22), compacting handle (1), wherein fixedly connected with sill (6) and gear tank tower (14) in the lower end of the U-shaped frame (3) of speed change transport portion, gear tank tower (14) is fastenedly connected with left and right sides supporting wallboard (7) again, the two ends of the axle of compacting wheel (13) are contained on the supporting wallboard (7) of both sides, one end of axle is provided with reduction gearing (20), be meshed with travelling gear (20) by mesomerism gear, exert pressure the portal frame (5) that bends device about two root post lower ends be connected with link bolt (12) with the mid point of support (11), the upper end of column and entablature (4) are fastenedly connected, described entablature (4) is clipped in the centre of U-shaped frame (3), the fixing welding of its midpoint one feed screw nut (22), ccontaining compacting screw mandrel (2) in the feed screw nut (22), the upper end crosswise fixed of described compacting screw mandrel (2) connects a compacting handle (1), and the lower end of compacting screw mandrel (2) is hinged with the axle of compacting wheel (13).
2. hand bending machine as claimed in claim 1, it is characterized in that described crank handle (18) fixedlys connected with power transmission shaft (19), power transmission shaft (19) is arranged on the gear tank tower (14), shake crank handle (18) and can make travelling gear (19) rotation, drive compacting wheel (13) by the reduction gearing (19) that is meshed with it and rotate.
3. hand bending machine as claimed in claim 1, the base plate two that it is characterized in that described support (11) has elongated slot (16) along center line, directive wheel base (15) is fixed on the base plate of support (11) by elongated slot (16) with fixed screw, the bearing block of back directive wheel (17) is fixed on the directive wheel base (15), and the two ends of the axle of front and back directive wheel are contained in respectively in the bearing block of front and back directive wheel.
CNU2008201375137U 2008-08-31 2008-08-31 Hand-power pipe bender CN201287160Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201375137U CN201287160Y (en) 2008-08-31 2008-08-31 Hand-power pipe bender

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201375137U CN201287160Y (en) 2008-08-31 2008-08-31 Hand-power pipe bender

Publications (1)

Publication Number Publication Date
CN201287160Y true CN201287160Y (en) 2009-08-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008201375137U CN201287160Y (en) 2008-08-31 2008-08-31 Hand-power pipe bender

Country Status (1)

Country Link
CN (1) CN201287160Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104084464A (en) * 2014-06-16 2014-10-08 杨振波 Hand-operated right-angled pipe bender
CN104249098A (en) * 2013-06-28 2014-12-31 中冶天工上海十三冶建设有限公司 Small-size manual pipe-stewing device
CN104801579A (en) * 2015-04-03 2015-07-29 德清一洲制冷科技有限公司 Radiating tube bending device
CN109570293A (en) * 2018-10-24 2019-04-05 宁波裕民机械工业有限公司 A kind of vehicle dormer window aluminium guide rail eyesight elbow molding machine
CN110405022A (en) * 2019-07-26 2019-11-05 北京奥峰铭金属制品有限公司 The manual edge rolling equipment of aluminum profile

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104249098A (en) * 2013-06-28 2014-12-31 中冶天工上海十三冶建设有限公司 Small-size manual pipe-stewing device
CN104084464A (en) * 2014-06-16 2014-10-08 杨振波 Hand-operated right-angled pipe bender
CN104801579A (en) * 2015-04-03 2015-07-29 德清一洲制冷科技有限公司 Radiating tube bending device
CN109570293A (en) * 2018-10-24 2019-04-05 宁波裕民机械工业有限公司 A kind of vehicle dormer window aluminium guide rail eyesight elbow molding machine
CN110405022A (en) * 2019-07-26 2019-11-05 北京奥峰铭金属制品有限公司 The manual edge rolling equipment of aluminum profile
CN110405022B (en) * 2019-07-26 2020-09-08 北京奥峰铭金属制品有限公司 Manual edge rolling equipment for aluminum profiles

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GR01 Patent grant
C14 Grant of patent or utility model
C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: FENGHUA NANFANG MACHINOFACTURE CO., LTD.

Free format text: FORMER OWNER: KONG SHUYONG

Effective date: 20100129

TR01 Transfer of patent right

Effective date of registration: 20100129

Address after: Fenghua, Zhejiang province Tian Zhen, zip code: 315511

Patentee after: Nanfang Machinery Manufacturing Co., Ltd., Fenghua City

Address before: Fenghua Fenghua Nanfang Machinery Manufacturing Co., Ltd., Zhejiang, Tian Zhen, 315511

Patentee before: Kong Shuyong

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090812

Termination date: 20120831

C17 Cessation of patent right