CN103521571B - Pipe bending machine - Google Patents
Pipe bending machine Download PDFInfo
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- CN103521571B CN103521571B CN201310474311.7A CN201310474311A CN103521571B CN 103521571 B CN103521571 B CN 103521571B CN 201310474311 A CN201310474311 A CN 201310474311A CN 103521571 B CN103521571 B CN 103521571B
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- top pier
- auxiliary
- die holder
- pier
- bending machine
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Abstract
The invention discloses a pipe bending machine suitable for bending of small-radius elbow pipes with the bending radius less than 1.5 times of the pipe diameter. The pipe bending machine comprises a machine body, a core pulling device arranged on the machine body and a pipe bending mechanism arranged on the head portion of the machine body. The head portion of the machine body is further provided with a top pier clamping device which comprises a push assisting mold base arranged on the head portion of the machine body. A push assisting sliding plate is movably arranged on the push assisting mold base. A support and a top pier mounting arm are arranged on the upper portion of the push assisting sliding plate. A top pier outer mold base is movably hinged to the extending end of the top pier mounting arm. A top pier oil cylinder driving the top pier outer mold base to rotate is arranged on the support. A top pier outer mold matched with a top pier inner mold is detachably arranged on the top pier outer mold base.
Description
Technical field
The present invention relates to a kind of bending machine.
Background technology
Bending machine generally comprises fuselage, be arranged on the core-pulling device on fuselage, be arranged on the pipe bending mechanism of fuselage head, bend pipe is carried out owing to adopting the mode arranging bend wheel mould and curved boom cooperation on fuselage, when processing bending radius and being less than the minor radius bend pipe of 1.5 times of calibers, easily occur inner side produce gauffer and outside by plucking, draw situation that is thin, even drawing crack.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of bending machine being applicable to bending radius and being less than the minor radius elbow curvature processing of 1.5 times of calibers.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of bending machine, comprise fuselage, be arranged on the core-pulling device on fuselage, be arranged on the pipe bending mechanism of fuselage head, described fuselage head is also provided with top pier clamping device, comprise and be arranged on the auxiliary of fuselage head and push away die holder, auxiliary pushing away on die holder is movably set with auxiliary push skateboard, auxiliary push skateboard is provided with the adjustable top pier internal mold in vertical direction position, auxiliary push skateboard top is provided with support and top pier hold-down arm, the external part of top pier hold-down arm is movably hinged with top pier outer mould base, support is provided with the top pier oil cylinder driving top pier outer mould base to rotate, top pier outer mould base is detachably provided with and the top pier external mold pushing up pier internal mold and coordinate.
Described fuselage head is provided with the T-slot perpendicular to treating bend pipe, the described auxiliary die holder that pushes away is installed in T-slot by the T-shaped block arranged bottom it, described fuselage head is provided with adjustment bearing, and regulate in bearing the adjusting screw(rod) that has been threaded, adjusting screw(rod) end is connected with the auxiliary die holder that pushes away.
The described auxiliary die holder that pushes away is provided with installation grain, and the described auxiliary both sides up and down pushed away at mounting groove on die holder are provided with pressing plate, and the upper and lower surface at described auxiliary push skateboard back is respectively equipped with the compression chute coordinated with pressing plate, and described auxiliary push skateboard is installed on auxiliary pushing away in die holder.
Described support comprises the base be connected with auxiliary push skateboard top, and base is provided with two pieces of risers, described top pier oil cylinder by hinge between two pieces of risers.
Described top pier hold-down arm is arranged on base between two pieces of risers, and described top pier outer mould base is provided with two blocks of side plates be oppositely arranged, and described top pier hold-down arm external part is between two blocks of side plates and be movably hinged by bearing pin and two blocks of side plates.
The invention has the beneficial effects as follows: coordinate top pier external mold for clamping the rear of pipe to be processed when bend pipe owing to being provided with auxiliary push skateboard, can produce towards the thrust in bend wheel mould direction to tubing, the stress distribution situation in bending pipes portion is changed, reduce stress suffered by medial and lateral, bending pipes portion, thus avoid tubing to occur the situation of gauffer, plucking, drawing crack.
Because fuselage head is provided with the T-slot perpendicular to treating bend pipe, the described auxiliary die holder that pushes away is installed in T-slot by the T-shaped block arranged bottom it, fuselage head is provided with adjustment bearing, regulate in bearing the adjusting screw(rod) that has been threaded, adjusting screw(rod) end is connected with the auxiliary die holder that pushes away, and is convenient to same different-diameter and treats that bend pipe coordinates.
Because the upper and lower surface of auxiliary push skateboard is respectively equipped with the compression chute coordinated with pressing plate, compress in chute and be provided with pressing plate, auxiliary push skateboard is fixed on by pressing plate and auxiliaryly pushes away on die holder, makes the installation of auxiliary push skateboard more firm.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of pipe bending mechanism of the present invention and top pier clamping device part.
Fig. 3 is that sectional structure schematic diagram is looked on a left side of Fig. 2.
In Fig. 1 to Fig. 3: 1. fuselage, 2. head, 3. core-pulling device, 4. pipe bending mechanism, 5. push up pier clamping device, 51. auxiliaryly push away die holder, 511.T shape block, 52. auxiliary push skateboard, 53. pressing plates, 54. supports, 541. bases, 542. risers, 55. top pier hold-down arms, 56. top pier outer mould bases, 561. side plates, 57. top pier external molds, 58. top pier oil cylinders, 59. top pier internal molds, 6. regulate bearing, 7. adjusting screw(rod).
Detailed description of the invention
Below in conjunction with accompanying drawing, describe specific embodiment of the invention scheme in detail.
As Figure 1-3, a kind of bending machine, comprises fuselage 1, arranges core-pulling device 3 on the fuselage 1, is arranged on the pipe bending mechanism 4 of head 2, and described head 2 is also provided with top pier clamping device 5, comprises being arranged on the auxiliary of head 2 and pushing away die holder 51.Described head 2 is provided with the T-slot perpendicular to treating bend pipe, the described auxiliary die holder 51 that pushes away is installed in T-slot by the T-shaped block 511 arranged bottom it, described head 2 is provided with and regulates bearing 6, and regulate in bearing 6 adjusting screw(rod) 7 that has been threaded, adjusting screw(rod) 7 end is connected with the auxiliary die holder 51 that pushes away.Auxiliary pushing away on die holder 51 is movably set with auxiliary push skateboard 52.Auxiliary push skateboard 52 is provided with the adjustable top pier internal mold 59 in vertical direction position.The described auxiliary die holder 51 that pushes away is provided with installation grain, the described auxiliary both sides up and down pushed away at mounting groove on die holder 51 are provided with pressing plate 53, the upper and lower surface at described auxiliary push skateboard 52 back is respectively equipped with the compression chute coordinated with pressing plate, and described auxiliary push skateboard 52 is installed on auxiliary pushing away in die holder 51.Auxiliary push skateboard 52 top is provided with support 54 and top pier hold-down arm 55.Support 54 comprises the base 541 be connected with auxiliary push skateboard 52 top, and base 541 is provided with two pieces of risers 542.Top pier hold-down arm 55 is arranged on base 541 between two pieces of risers 542, the external part of top pier hold-down arm 55 is movably hinged with top pier outer mould base 56.Top pier outer mould base 56 is provided with two blocks of side plates be oppositely arranged 561, and described top pier hold-down arm 55 external part is between two blocks of side plates 561 and be movably hinged by bearing pin and biside plate 561.Top pier outer mould base 56 is detachably provided with and the top pier external mold 57 pushing up pier internal mold 59 and coordinate.Support 54 is provided with the top pier oil cylinder 58 driving top pier outer mould base 56 to rotate, top pier oil cylinder 58 by hinge between two pieces of risers 542 of support 54.
The above embodiments are the principle of illustrative the invention and effect thereof only, and the embodiment that part is used, but not for limiting the present invention; It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (5)
1. a bending machine, comprise fuselage, be arranged on the core-pulling device on fuselage, be arranged on the pipe bending mechanism of fuselage head, it is characterized in that: described fuselage head is also provided with top pier clamping device, comprise and be arranged on the auxiliary of fuselage head and push away die holder, auxiliary pushing away on die holder is movably set with auxiliary push skateboard, auxiliary push skateboard is provided with the adjustable top pier internal mold in vertical direction position, auxiliary push skateboard top is provided with support and top pier hold-down arm, the external part of top pier hold-down arm is movably hinged with top pier outer mould base, support is provided with the top pier oil cylinder driving top pier outer mould base to rotate, top pier outer mould base is detachably provided with and the top pier external mold pushing up pier internal mold and coordinate.
2. a kind of bending machine as claimed in claim 1, it is characterized in that: described fuselage head is provided with the T-slot perpendicular to treating bend pipe, the described auxiliary die holder that pushes away is installed in T-slot by the T-shaped block arranged bottom it, described fuselage head is provided with adjustment bearing, regulate in bearing the adjusting screw(rod) that has been threaded, adjusting screw(rod) end is connected with the auxiliary die holder that pushes away.
3. a kind of bending machine as claimed in claim 1 or 2, it is characterized in that: the described auxiliary die holder that pushes away is provided with installation grain, the described auxiliary both sides up and down pushed away at mounting groove on die holder are provided with pressing plate, the upper and lower surface at described auxiliary push skateboard back is respectively equipped with the compression chute coordinated with pressing plate, and described auxiliary push skateboard is installed on auxiliary pushing away in die holder.
4. a kind of bending machine as claimed in claim 3, is characterized in that: described support comprises the base be connected with auxiliary push skateboard top, and base is provided with two pieces of risers, described top pier oil cylinder by hinge between two pieces of risers.
5. a kind of bending machine as claimed in claim 4, it is characterized in that: described top pier hold-down arm to be arranged on base between two pieces of risers, described top pier outer mould base is provided with two blocks of side plates be oppositely arranged, and described top pier hold-down arm external part is between two blocks of side plates and be movably hinged by bearing pin and two blocks of side plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310474311.7A CN103521571B (en) | 2013-06-20 | 2013-10-12 | Pipe bending machine |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102467324A CN103272899A (en) | 2013-06-20 | 2013-06-20 | Pipe-bending machine |
| CN2013102467324 | 2013-06-20 | ||
| CN201310246732.4 | 2013-06-20 | ||
| CN201310474311.7A CN103521571B (en) | 2013-06-20 | 2013-10-12 | Pipe bending machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103521571A CN103521571A (en) | 2014-01-22 |
| CN103521571B true CN103521571B (en) | 2015-05-13 |
Family
ID=49055577
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102467324A Pending CN103272899A (en) | 2013-06-20 | 2013-06-20 | Pipe-bending machine |
| CN201320628101.4U Withdrawn - After Issue CN203484460U (en) | 2013-06-20 | 2013-10-12 | Pipe bending machine |
| CN201310474311.7A Active CN103521571B (en) | 2013-06-20 | 2013-10-12 | Pipe bending machine |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102467324A Pending CN103272899A (en) | 2013-06-20 | 2013-06-20 | Pipe-bending machine |
| CN201320628101.4U Withdrawn - After Issue CN203484460U (en) | 2013-06-20 | 2013-10-12 | Pipe bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN103272899A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272899A (en) * | 2013-06-20 | 2013-09-04 | 张家港市明华机械制造有限公司 | Pipe-bending machine |
| CN104325031A (en) * | 2014-09-22 | 2015-02-04 | 和和机械（张家港）有限公司 | Lever type roller supporting device for full-automatic numerical control hydraulic pipe bending machine |
| CN108787822A (en) * | 2018-07-03 | 2018-11-13 | 张家港市友胜机械制造有限公司 | Auxiliary pushing-type New Type Bending Pipe Unit |
| CN114682663B (en) * | 2022-04-06 | 2023-08-25 | 江苏耀坤液压股份有限公司 | Bending assembly with curvature of bending part cavity of hydraulic oil pipe close to theoretical circle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0108193A3 (en) * | 1982-11-04 | 1984-07-25 | Rigobert Dipl.-Ing. Schwarze | Pipe-bending machine |
| US5678441A (en) * | 1995-09-01 | 1997-10-21 | Schwarze; Rigobert | Bending machine for elongate workpieces |
| CN201132183Y (en) * | 2007-12-10 | 2008-10-15 | 浙江金马逊机械有限公司 | Collision-avoiding clamping mechanism for pipe bender |
| CN101722218A (en) * | 2009-10-22 | 2010-06-09 | 张家港市杰创机械有限公司 | Forming device in pipe bender |
| CN103128142A (en) * | 2013-02-06 | 2013-06-05 | 天津二十冶建设有限公司 | Electrical pipe bending device based on programmable logic controller (PLC) control and pipe bending method thereof |
| CN203484460U (en) * | 2013-06-20 | 2014-03-19 | 张家港市明华机械制造有限公司 | Pipe bending machine |
-
2013
- 2013-06-20 CN CN2013102467324A patent/CN103272899A/en active Pending
- 2013-10-12 CN CN201320628101.4U patent/CN203484460U/en not_active Withdrawn - After Issue
- 2013-10-12 CN CN201310474311.7A patent/CN103521571B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0108193A3 (en) * | 1982-11-04 | 1984-07-25 | Rigobert Dipl.-Ing. Schwarze | Pipe-bending machine |
| US5678441A (en) * | 1995-09-01 | 1997-10-21 | Schwarze; Rigobert | Bending machine for elongate workpieces |
| CN201132183Y (en) * | 2007-12-10 | 2008-10-15 | 浙江金马逊机械有限公司 | Collision-avoiding clamping mechanism for pipe bender |
| CN101722218A (en) * | 2009-10-22 | 2010-06-09 | 张家港市杰创机械有限公司 | Forming device in pipe bender |
| CN103128142A (en) * | 2013-02-06 | 2013-06-05 | 天津二十冶建设有限公司 | Electrical pipe bending device based on programmable logic controller (PLC) control and pipe bending method thereof |
| CN203484460U (en) * | 2013-06-20 | 2014-03-19 | 张家港市明华机械制造有限公司 | Pipe bending machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103272899A (en) | 2013-09-04 |
| CN103521571A (en) | 2014-01-22 |
| CN203484460U (en) | 2014-03-19 |
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Effective date of registration: 20211117 Address after: 215628 No.76 Minfeng South Road, Nanfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: ZHANGJIAGANG DONGDA INDUSTRIAL TECHNOLOGY Research Institute Address before: 215628 Zhangjiagang Minghua Machinery Manufacturing Co., Ltd., Nanfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee before: Zhangjiagang Minghua Machinery Manufacture Co.,Ltd. |
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| TR01 | Transfer of patent right |