CN103302148A - Pipe-bending machine and method thereof - Google Patents
Pipe-bending machine and method thereof Download PDFInfo
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- CN103302148A CN103302148A CN2012104389240A CN201210438924A CN103302148A CN 103302148 A CN103302148 A CN 103302148A CN 2012104389240 A CN2012104389240 A CN 2012104389240A CN 201210438924 A CN201210438924 A CN 201210438924A CN 103302148 A CN103302148 A CN 103302148A
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- pipe
- mould
- bending
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- 238000005452 bending Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 238000007514 turning Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000465 moulding Methods 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 206010052428 Wound Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005493 welding type Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Abstract
The invention relates to a pipe-bending machine and a pipe-bending method, wherein a pipe-bending structure formed through one-time pipe-bending molding and a control method are adopted to realize the random adjustment of the starting-point caliber size and the bending angle of a bent pipe, so as to improve the bending machining precision and the production efficiency. The pipe-bending machine comprises a frame body, wherein a passive mould and an active mould which is connected through a driving device and rotates around a fixed shaft are arranged on the frame body. The active mould has a round peripheral contour, and a concave clamping slot which is used for containing the bent pipe is arranged on the outer circumference of the active mould; the active mould is eccentrically arranged relative to the passive mould, and the distance between the peripheral contour tangents of the passive mould and the active mould is larger than the maximum diameter of the bent pipe.
Description
Technical field
The present invention relates to a kind of bending machine and method thereof that is applicable to similar body, body of rod sheet metal bending processing and forming, belong to mechanical manufacturing field.
Background technology
At present domestic and international body, body of rod plate shaping production line, the artificial auxiliary secondary of main employing is located and the right angle technique for welding.
Such as being applied to urban road, the other illumination lamp stand of highway, this type of lamp stand is the anistree bar structure of tapering normally, and adopts right angle Type of Welding and bolted form more at large.The technology of right angle Type of Welding comparatively bothers, and phenomenons such as corroding, snap appears in commissure easily after long-time the use.All comparatively bother and take the bolted form easily now now to become flexible problem and installation, maintenance.
Formerly applying for a patent of following content and for example disclosed, application number 200810198786.7, title is forming method and the production line of lamp stand body of rod plate, its scheme be lamp stand body of rod plate on same production line, carry out following operation successively: 1) uncoiling; 2) leveling; 3) scale is measured; 4) angle is horizontal cuts for band; 5) oblique location; 6) servo-actuated conveying; 7) slitting.The mode that the walking of employing plate, slitting cutter are fixed is to guarantee linearity and the shear efficiency of slitting.
In above prior art, likes such as pipe, bar adopt the right angle cutting to weld fixed form more earlier, owing to be not the first order buckling moulding, the pipe that processes or bar can not adjust starting point bore and angle of bend arbitrarily, therefore institute's processing component is difficult to fit fully with mould, is easy to by overbending or has problem such as weld seam.
And, no matter be right angle welding or bolted mode, all can't guarantee fastening problem on-the-spot and fixture.
In view of this, the special present patent application that proposes.
Summary of the invention
Bending machine of the present invention and method thereof, its purpose is to solve the problem that above-mentioned prior art exists and takes bend pipe structure and the control method of a bend pipe moulding, realizing the adjustable arbitrarily of bend pipe starting point caliber size and angle of bend, thus raising bending machining precision and production efficiency.
Another goal of the invention is; in the bending machining process, realize the applying all the time of pipe and mould; the pipe that is bent with protection be not subjected to excessive compression, mould and the pipe that is bent between be rolling friction, to avoid occurring squeezing problems such as wounds, distortion, raising bending machining parts presentation quality.
Goal of the invention also is, realizes the mould interchangeable, to adapt to the process requirements of different size model parts.
For achieving the above object, described bending machine mainly includes support body, and support body is provided with by dynamic model and by the active mould of drive unit connection with the dead axle rotation.
The difference with the prior art part is that initiatively mould has round circumferential profile, and its excircle is provided be used to holding the pipe that is bent, the draw-in groove of indent;
Initiatively mould is with respect to being arranged prejudicially by dynamic model, and the spacing of both circumferential profile tangent lines is greater than the maximum gauge of the pipe that is bent.
As above-mentioned basic scheme, initiatively mould is under the driving of drive unit and the dead axle rotation, and pipe little by little snaps in the draw-in groove with certain tapering, and pipe can fit in the inner and phenomenons such as the distortion that guarantees can not be distorted of draw-in groove all the time in BENDING PROCESS.
In addition, initiatively mould with by the off-centre setting between the dynamic model, and both tangent line spacings can guarantee all that greater than the maximum caliber of pipe pipe can be by the active mould with crowded not flat by dynamic model when bending.
For improving the flexibility that bending machining precision and tapering are regulated, the further corrective measure that can take is:
Draw-in groove is provided with, and can regulate its fixed position along active mould excircle, be used for the hold-down bolt of the fastening pipe that is bent.Bend pipe adds man-hour, being bent of pipe held in the draw-in groove of packing into, can regulate draw-in groove with respect to by the initial position of dynamic model by hold-down bolt, realize that namely the position of draw-in groove on active mould excircle direction is adjustable, thereby can suitably regulate the initial installation site of pipe end according to the size of starting point bore.
For avoiding being occurred excessive compression by dynamic model at the tube-surface that is bent, the described driven shaft that has the circular cone roller bearing that is connected in by dynamic model, from being rolling friction between dynamic model and the pipe, the coefficient of friction of rolling friction is lower, and the circular cone roller bearing can bear radially, axial two-way function power, so the presentation quality on canal curvature surface is higher.
Be the bending radius of adjustable pipe accurately, flexibly, described driven shaft can be installed on crosshead, be connected in line slide rail on the support body to the crosshead basal sliding, namely comprise by the secondary part of dynamic model adjustable with respect to the tangent line spacing of active mould, thereby can regulate according to the bending radius of pipe.
Balance quality when improving that initiatively mould drives the pipe rotation at replenishing with optimal design of drive unit is:
Drive unit includes Hydraulic Station pump group and the hydraulic motor by banked direction control valves control, and fluid motor-driven connects revolution and supports, and revolution is supported and the initiatively coaxial installation of mould.Namely adopt hydraulic driving mode, refuel hydraulic motor by Hydraulic Station pump group, hydraulic motor supports and can be connected to drive its rotation by gear with revolution, and then drives initiatively mould and realize the dead axle rotation reposefully.Initiatively the rotating speed of mould with turn to, can take the Artificial Control banked direction control valves to be achieved,
Under the improvement and same design concept inspiration of above-mentioned bending machine structure, the present invention has realized following bending method simultaneously:
The end of pipe is fixed in the draw-in groove on the mould excircle initiatively, and in the process of active mould dead axle rotation, pipe is directed the ground bending between at the active mould and by dynamic model;
Initiatively mould is with respect to being arranged prejudicially by dynamic model, and the spacing of both circumferential profile tangent lines is greater than the maximum gauge of pipe, and before and after crooked, diameter and the cross sectional shape of pipe are consistent.
In addition, pipe is packed into behind the draw-in groove, regulate draw-in groove with respect to by dynamic model, fixed position on active mould excircle by hold-down bolt, to select and the size of the starting point bore that control valve is bent.
For guaranteeing the presentation quality on canal curvature surface, in BENDING PROCESS, by dynamic model be and pipe friction and thereupon axially rolling, and by the circular cone roller bearing, by dynamic model bear that pipe applies radially with axial two-way function power.
Be the size of adjustable pipe bending radius accurately, flexibly, the crosshead that driven shaft is installed is adjustable with respect to the radial position of support body, with the bending radius of adjustable pipe.
Initiatively mould can according to the requirement of lamp stand bending radius at any time, be convenient for changing, namely initiatively mould is connected in hydraulic motor by the revolution support drive, initiatively mould turn to rotating speed adjustablely, and unload initiatively mould according to the bending radius of pipe.
Content to sum up, bending machine of the present invention and method thereof have the following advantages and beneficial effect:
1, take bend pipe contour machining equipment and technology, bend pipe starting point caliber size and angle of bend are all adjustable arbitrarily, and bending machining precision and production efficiency are all higher.
2, pipe and mould are realized good fit, and pipe is not subjected to be rolling friction between excessive compression and mould and the pipe in the bending machining process, and the canal curvature surface can not occur squeezing problems such as wound, distortion, and presentation quality is higher.
3, mould can be changed at any time according to bending radius, can be adapted to the process requirements of different size model parts.
Description of drawings
Now in conjunction with the following drawings the present invention is described further.
Fig. 1 is the side direction structural representation of described bending machine;
Fig. 2 is the throwing view of bending machine integral body;
As depicted in figs. 1 and 2, Hydraulic Station pump group 1, hydraulic motor 2, revolution supports 3, active mould 4, by dynamic model 5, hold-down bolt 6, draw-in groove 7, banked direction control valves 8, support body 10, crosshead 11, driven shaft 12, line slide rail 13.
The specific embodiment
Embodiment 1, and to shown in Figure 2, described bending machine mainly includes as Fig. 1:
One support body 10 is connected in to the basal sliding of crosshead 11 line slide rail 13 on the support body 10;
At crosshead 11 banked direction control valves 8 and driven shaft 12 are installed, driven shaft 12 has the circular cone roller bearing and is connected by dynamic model 5;
At support body 10 the Hydraulic Station pump group of being controlled by banked direction control valves 81 and hydraulic motor 2 is installed, hydraulic motor 2 turns round by gear (not shown) driving connection and supports 3, revolution support 3 and the 4 coaxial installations of active mould;
Initiatively mould 4 has round circumferential profile, and its excircle is provided be used to holding the pipe that is bent, the draw-in groove 7 of indent; Initiatively mould 4 is with respect to being arranged prejudicially by dynamic model 5, and the spacing of both circumferential profile tangent lines is greater than the maximum gauge of the pipe that is bent;
Draw-in groove 7 is provided with, and can regulate its fixed position along active mould 4 excircles, be used for the hold-down bolt 6 of the fastening pipe that is bent.
The bending method of using above-mentioned bending machine is as described below:
Initiatively mould 4 is with respect to being arranged prejudicially by dynamic model 5, and the spacing of both circumferential profile tangent lines is greater than the maximum gauge of pipe, and in crooked front and back, diameter and the cross sectional shape of pipe are consistent;
The crosshead 11 that driven shaft 12 is installed is adjustable with respect to the radial position of support body 10, with the bending radius of adjustable pipe;
The end of pipe is fixed in the draw-in groove 7 on mould 4 excircles initiatively, is regulated draw-in grooves 7 with respect to by dynamic model 5, fixed position on active mould 4 excircles by hold-down bolt 6, to select and the size of the starting point bore that control valve is bent;
Initiatively mould 4 supports 3 drivings by revolution and is connected in hydraulic motor 2, and turning to rotating speed of active mould 4 is adjustable, and unloads initiatively mould 4 according to the bending radius of pipe;
In the process of active mould 4 dead axles rotations, pipe is directed the ground bending between at active mould 4 and by dynamic model 5;
In BENDING PROCESS, by dynamic model 5 be and pipe friction and thereupon axially rolling, and by the circular cone roller bearing, by dynamic model 5 bear that pipe applies radially with axial two-way function power.
Although above with reference to concrete preferred embodiment invention is described, is appreciated that in described design concept scope also to have the remodeling of various ways, and should only limit to described embodiment.
Claims (10)
1. a bending machine includes support body (10), and support body (10) is provided with by dynamic model (5) and by drive unit and connects the active mould (4) that rotates with dead axle, it is characterized in that:
Initiatively mould (4) has round circumferential profile, and its excircle is provided be used to holding the pipe that is bent, the draw-in groove (7) of indent;
Initiatively mould (4) is with respect to being arranged prejudicially by dynamic model (5), and the spacing of both circumferential profile tangent lines is greater than the maximum gauge of the pipe that is bent.
2. bending machine according to claim 1, it is characterized in that: draw-in groove (7) is provided with, and can regulate its fixed position along active mould (4) excircle, be used for the hold-down bolt (6) of the fastening pipe that is bent.
3. bending machine according to claim 1 and 2 is characterized in that: the described driven shaft (12) that has the circular cone roller bearing that is connected in by dynamic model (5).
4. bending machine according to claim 3, it is characterized in that: driven shaft (12) is installed on crosshead (11), is connected in to crosshead (11) basal sliding support body (10) and goes up line slide rail (13).
5. bending machine according to claim 1 and 2, it is characterized in that: described drive unit includes the Hydraulic Station pump group (1) and hydraulic motor (2) by banked direction control valves (8) control, hydraulic motor (2) drives and connects revolution support (3), and (3) and the initiatively coaxial installation of mould (4) are supported in revolution.
6. as the bending method of bending machine as described in the claim 1 to 5, it is characterized in that: the end of pipe is fixed in the draw-in groove (7) on mould (4) excircle initiatively, in the process of active mould (4) dead axle rotation, pipe is directed the ground bending between at active mould (4) and by dynamic model (5);
Initiatively mould (4) is with respect to being arranged prejudicially by dynamic model (5), and the spacing of both circumferential profile tangent lines is greater than the maximum gauge of pipe, and in crooked front and back, diameter and the cross sectional shape of pipe are consistent.
7. bending method according to claim 6, it is characterized in that: pipe is packed into behind the draw-in groove (7), regulate draw-in groove (7) with respect to by dynamic model (5), fixed position on active mould (4) excircle by hold-down bolt (6), to select and the size of the starting point bore that control valve is bent.
8. according to claim 6 or 7 described bending methods, it is characterized in that: in BENDING PROCESS, by dynamic model (5) be and pipe friction and thereupon axially rolling, and by the circular cone roller bearing, by dynamic model (5) bear that pipe applies radially with axial two-way function power.
9. bending method according to claim 8 is characterized in that: the crosshead (11) that driven shaft (12) is installed is adjustable with respect to the radial position of support body (10), with the bending radius of adjustable pipe.
10. according to claim 6 or 7 described bending methods, it is characterized in that: initiatively mould (4) supports (3) driving by revolution and is connected in hydraulic motor (2), and turning to rotating speed of active mould (4) is adjustable, and unloads initiatively mould (4) according to the bending radius of pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210438924.0A CN103302148B (en) | 2012-10-26 | 2012-10-26 | bending machine and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210438924.0A CN103302148B (en) | 2012-10-26 | 2012-10-26 | bending machine and method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103302148A true CN103302148A (en) | 2013-09-18 |
| CN103302148B CN103302148B (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210438924.0A Active CN103302148B (en) | 2012-10-26 | 2012-10-26 | bending machine and method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN103302148B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594603A (en) * | 2016-11-26 | 2017-04-26 | 贵州宇之源太阳能科技有限公司 | Lamp pole pipe bending device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54130468A (en) * | 1978-03-31 | 1979-10-09 | Sumitomo Metal Ind Ltd | Method and apparatus for forming bend pipe |
| CN2470022Y (en) * | 2001-06-20 | 2002-01-09 | 曹云明 | Multipurpose hydraulic pipe bender |
| KR100406323B1 (en) * | 2003-05-20 | 2003-11-28 | Daejin Hydraulic Equipment & T | Pipe bending machine |
| CN201073667Y (en) * | 2007-08-22 | 2008-06-18 | 马鞍山钢铁股份有限公司 | Bending device for cooling pipe of blast furnace steel-casting cooling wall |
| CN201511062U (en) * | 2009-10-15 | 2010-06-23 | 山东交通职业学院 | Simple pipe bender |
| KR20120013616A (en) * | 2010-08-05 | 2012-02-15 | 김원준 | fixture for Non-mandrel pipe bending device and Non-mandrel pipe bending device having the same |
| CN202169295U (en) * | 2011-06-20 | 2012-03-21 | 天津市津宝乐器有限公司 | Bending machine |
| KR20120105955A (en) * | 2011-03-17 | 2012-09-26 | 강석민 | Pipe bending apparatus with spiral die roller and control method of pipe bending apparatus |
| CN102728670A (en) * | 2012-06-29 | 2012-10-17 | 辽宁同力达科技有限公司 | U heat exchange pipe bending machine |
| CN203091490U (en) * | 2012-10-26 | 2013-07-31 | 青岛嘉龙自动化设备有限公司 | Pipe bender |
-
2012
- 2012-10-26 CN CN201210438924.0A patent/CN103302148B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54130468A (en) * | 1978-03-31 | 1979-10-09 | Sumitomo Metal Ind Ltd | Method and apparatus for forming bend pipe |
| CN2470022Y (en) * | 2001-06-20 | 2002-01-09 | 曹云明 | Multipurpose hydraulic pipe bender |
| KR100406323B1 (en) * | 2003-05-20 | 2003-11-28 | Daejin Hydraulic Equipment & T | Pipe bending machine |
| CN201073667Y (en) * | 2007-08-22 | 2008-06-18 | 马鞍山钢铁股份有限公司 | Bending device for cooling pipe of blast furnace steel-casting cooling wall |
| CN201511062U (en) * | 2009-10-15 | 2010-06-23 | 山东交通职业学院 | Simple pipe bender |
| KR20120013616A (en) * | 2010-08-05 | 2012-02-15 | 김원준 | fixture for Non-mandrel pipe bending device and Non-mandrel pipe bending device having the same |
| KR20120105955A (en) * | 2011-03-17 | 2012-09-26 | 강석민 | Pipe bending apparatus with spiral die roller and control method of pipe bending apparatus |
| CN202169295U (en) * | 2011-06-20 | 2012-03-21 | 天津市津宝乐器有限公司 | Bending machine |
| CN102728670A (en) * | 2012-06-29 | 2012-10-17 | 辽宁同力达科技有限公司 | U heat exchange pipe bending machine |
| CN203091490U (en) * | 2012-10-26 | 2013-07-31 | 青岛嘉龙自动化设备有限公司 | Pipe bender |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594603A (en) * | 2016-11-26 | 2017-04-26 | 贵州宇之源太阳能科技有限公司 | Lamp pole pipe bending device |
| CN106594603B (en) * | 2016-11-26 | 2019-01-08 | 贵州宇之源太阳能科技有限公司 | Lamp stand swan neck system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103302148B (en) | 2016-08-03 |
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| CB02 | Change of applicant information |
Address after: 266071 Shandong Province, Qingdao city Shandong Road No. 52 Huajia building room 1207 Applicant after: QINGDAO JIALONG AUTOMATIC EQUIPMENT Co.,Ltd. Address before: 266111 Shandong Province, Qingdao city high tech Development Zone (Ji Hong Tan Chun Yang Lu) Applicant before: QINGDAO JIALONG AUTOMATIC EQUIPMENT Co.,Ltd. |
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Effective date of registration: 20160914 Address after: Chunyang Road North, Siyuan road 266111 in Shandong Province in Qingdao high tech Industrial Development Zone on the west side Patentee after: QINGDAO HEDMARK INTELLIGENT EQUIPMENT CO.,LTD. Address before: 266071 Shandong Province, Qingdao city Shandong Road No. 52 Huajia building room 1207 Patentee before: QINGDAO JIALONG AUTOMATIC EQUIPMENT Co.,Ltd. |
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| DD01 | Delivery of document by public notice |
Addressee: Zhang Mei Document name: Notification of Passing Examination on Formalities |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Pipe bender and its method Effective date of registration: 20220930 Granted publication date: 20160803 Pledgee: Agricultural Bank of China Limited Qingdao Branch Business Department Pledgor: QINGDAO HEDMARK INTELLIGENT EQUIPMENT CO.,LTD. Registration number: Y2022370010145 |