CN103042087A - Process and device for molding small-bore hydraulic bellows - Google Patents
Process and device for molding small-bore hydraulic bellows Download PDFInfo
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- CN103042087A CN103042087A CN2013100105615A CN201310010561A CN103042087A CN 103042087 A CN103042087 A CN 103042087A CN 2013100105615 A CN2013100105615 A CN 2013100105615A CN 201310010561 A CN201310010561 A CN 201310010561A CN 103042087 A CN103042087 A CN 103042087A
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Abstract
The invention discloses a process and a device for molding a small-bore hydraulic bellows. The process comprises the steps of pre-molding, die assembly, post-molding, bulging, forming, withdrawing and separating, and the device comprises a flat-pressing clamping plate, a round tube forming guide plate, an automatic argon arc welding machine, a pressing roller and a calibration die which are connected sequentially. The process and the device have the advantages that a hydraulic bulging principle is used, and single-layer or multi-layer tube blanks of different wall thicknesses are subjected to automatic continuous singe-wave forming to form annular bellows and expansion joints of corresponding diameters, so that members of all parts can move stably, the process and the device are good in adaptability, high in overload capacity, easy to clean, free from environmental pollution and low in production cost.
Description
Technical field
The present invention relates to a kind of bellows production technology and equipments, specifically a kind of small-bore hydraulic-formed bellows moulding process and equipment thereof belong to the bellows production field.
Background technology
The characteristics of metal bellows are all can produce corresponding displacement, and have resistance to pressure, vacuum leakproofness, corrosion resistance, temperature stability and Long Service Life under pressure, axial force, cross force or Moment.Therefore, it is widely used in many industrial circles.
Hydraulic forming machine is the special equipment of making the bellows indispensability.Traditional hydraulic forming machine is medium mainly with oil, thereby has brought the problems such as environment is poor, production cost is high, and cleaning is difficult.
Summary of the invention
In order to address the above problem, the present invention has designed a kind of small-bore hydraulic-formed bellows moulding process and equipment thereof, adopt the hydraulic expanding-forming principle, with the single or multiple lift pipe of different wall, single ripple of Automatic continuous is shaped to ring bellows, the expansion joint of corresponding latus rectum, can make the motion of each several part member more steady, adaptability is good, and overload capacity is strong, and easy cleaning, do not have problem of environmental pollution, production cost is low.
Technical scheme of the present invention is:
A kind of small-bore hydraulic-formed bellows moulding process, method of operating is as follows:
Formed pipe links to each other with the ripple forming mould, behind the clamping, carries out bulging by high-pressure medium, and concrete operations are:
(1) before the mould: the advance and retreat material oil cylinder advances, and front matrix moves forward;
(2) matched moulds: front minute die cylinder, divide die cylinder motion, the front and back matrix clamping pipe that is harmonious up and down afterwards;
(3) behind the mould: the advance and retreat material oil cylinder retreats, and the front and back matrix is mobile backward, drives the ripple motion that has been shaped good;
(4) rouse ripple: the pressurized cylinder action, the output high-pressure medium enters through the water filling bar between the two seals circle of water filling head, and pipe is initial deformation under the high-pressure medium effect; Wherein, described high-pressure medium is water-emulsifiable liquid, and described pressurized cylinder is fuel tank and hydraulic system;
(5) be shaped: the moulding oil cylinder advances, and the front and back matrix forces pipe to continue to be deformed into required waveform;
(6) move back cylinder: the moulding oil cylinder retreats, and matrix withdraws from after driving;
(7) divide mould: divide afterwards die cylinder, die cylinder motion in front minute, matrix separates up and down, finishes a waveform; Then repeat above-mentioned circulation.
The preparation method of described formed pipe is: (1) steel plate advances the overvoltage flat fishplate, keeps level when guaranteeing shaping round tube; (2) guide mould and argon arc welding automatic welder(welding machine) with the pipe welding fabrication through shaping round tube, enter the school mould after (3) flatten weld seam by press-roller device and carry out weld seam roll extrusion school type, guarantee its circularity.
Described formed pipe needs to carry out tube rolling before bulging, the pipe of spooling is blocked.
A kind of small-bore hydraulic-formed bellows former, comprise frame, be provided with successively on the described frame and flatten clamping plate, shaping round tube guided plate, argon arc welding automatic welder(welding machine), pressure roller, school mould, described school mould is arranged on the chain gearing, and the frame end is provided with the ripple forming mould;
Steel plate makes steel plate keep horizontal level when shaping round tube by flattening clamping plate; Through shaping round tube guided plate and argon arc welding automatic welder(welding machine) Plate Welding is shaped to pipe; Carry out weld seam roll extrusion school type by entering the school mould after the weld seam pressing of pressure roller with pipe, guarantee its circularity, obtain formed pipe, formed pipe links to each other with the ripple forming mould, behind the clamping, carries out bulging by high-pressure medium.
Described ripple forming mould, comprise the mould body, one end of described mould body is established feeding oil cylinder, the other end is provided with the advance and retreat material oil cylinder, the water filling bar is arranged between described feeding oil cylinder and the advance and retreat material oil cylinder, one end of described water filling bar is provided with the water filling head, matrix before and after described water filling head place is provided with, matrix place, described front and back is equipped with wild wall, the described wild wall place that is positioned at front end is provided with front wallboard, and top be provided with before minute die cylinder, the described wild wall place that is positioned at the rear end is provided with rear wall plate, and minute die cylinder after top is provided with, described rear wall plate place is provided with the moulding oil cylinder; Minute die cylinder all links to each other with the liquid medium case with a rear minute die cylinder before described.
The height of the required pressure of high-pressure medium is determined according to diameter, wall thickness and the waveform parameter of pipe, realizes by the electromagnetic relief valve of adjusting the booster pump system.
Divide matched moulds, shaping, advance and retreat, the material loading required pressure of four class oil cylinders and reciprocating motion speed, all realize by corresponding overflow valve and choke valve stepless time adjustment.
The ripple forming mould requires the series making to provide according to pipe and required waveform, and the ripple forming mould is arranged on the front and back slip die holder, and flat with the Hough line both sides of die holder.Wherein whether most important on the impact of waveform and sealing the water filling head is at axial correct position with respect to the ripple forming mould.The water filling head remains and the fixing position relationship between the die holder mold.
The invention has the advantages that: adopt the hydraulic expanding-forming principle, single or multiple lift pipe with different wall, single ripple of Automatic continuous is shaped to ring bellows, the expansion joint of corresponding latus rectum, can make the motion of each several part member more steady, adaptability is good, and overload capacity is strong, and easy cleaning, do not have problem of environmental pollution, production cost is low.
The invention will be further described with enforcement below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the structural representation of embodiment of the invention corrugated pipe forming equipment;
Fig. 2 is the structural representation of embodiment of the invention ripple forming mould;
Fig. 3 is the cutaway view of Fig. 2;
Among the figure: 1-flattens clamping plate, the 2-steel plate, 3-shaping round tube guided plate, 4-argon arc welding automatic welder(welding machine), the 5-pressure roller, the 6-chain gearing, 7-school mould, the 8-frame, 11-moulding oil cylinder, minute die cylinder behind the 12-, minute die cylinder before the 13-, the 14-material oil cylinder of advancing and retreat, 15-water filling bar, the 16-pressurized cylinder, the 17-feeding oil cylinder, 18-mould body, the 19-front wallboard, the 20-matrix, 21-liquid medium case, the 22-wild wall, the 23-rear wall plate, 24-water filling head, the 25-sealing ring, matrix before the 201-, matrix behind the 202-.
The specific embodiment
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, is not intended to limit the present invention.
Embodiment 1
A kind of small-bore hydraulic-formed bellows moulding process, method of operating is as follows:
Formed pipe links to each other with the ripple forming mould, behind the clamping, carries out bulging by water-emulsifiable liquid, and concrete operations are:
(1) before the mould: advance and retreat material oil cylinder 14 advances, and front matrix 201 moves forward;
(2) matched moulds: front minute die cylinder 13, divide die cylinder 12 motions afterwards, the front and back matrix 20 clamping pipe that is harmonious up and down;
(3) behind the mould: advance and retreat material oil cylinder 14 retreats, and front and back matrix 20 is mobile backward, drives the ripple motion that has been shaped good;
(4) rouse ripple: pressurized cylinder 16(is fuel tank and hydraulic system) action, output high-pressure medium (being water-emulsifiable liquid) enters through water filling bar 15 between the two seals circle 25 of water filling 24, and pipe is initial deformation under the high-pressure medium effect;
(5) be shaped: moulding oil cylinder 11 advances, and front and back matrix 20 forces pipe to continue to be deformed into required waveform;
(6) move back cylinder: moulding oil cylinder 11 retreats, and matrix 202 withdraws from after driving;
(7) divide mould: divide afterwards die cylinder 12, die cylinder 13 motions in front minute, front and back matrix 20 separates up and down, finishes a waveform; Then repeat above-mentioned circulation.
The preparation method of described formed pipe is: (1) steel plate advances the overvoltage flat fishplate, keeps level when guaranteeing shaping round tube; (2) guide mould and argon arc welding automatic welder(welding machine) with the pipe welding fabrication through shaping round tube, enter the school mould after (3) flatten weld seam by press-roller device and carry out weld seam roll extrusion school type, guarantee its circularity.
Described formed pipe needs to carry out tube rolling before bulging, the pipe of spooling is blocked.
As shown in Figure 1, a kind of small-bore hydraulic-formed bellows former, comprise frame 8, be provided with successively on the described frame 8 and flatten clamping plate 1, shaping round tube guided plate 3, argon arc welding automatic welder(welding machine) 4, pressure roller 5, school mould 7 that described school mould 7 is arranged on the chain gearing 6;
As shown in Figure 2, a kind of ripple forming mould, comprise mould body 18, one end of described mould body 18 is established feeding oil cylinder 17, the other end is provided with advance and retreat material oil cylinder 14, water filling bar 15 is arranged between described feeding oil cylinder 17 and the advance and retreat material oil cylinder 14, one end of described water filling bar 15 is provided with water filling 24, matrix 20 before and after described water filling 24 place are provided with, and by sealing ring 25 sealings, matrix 20 places, described front and back are equipped with wild wall 21, described wild wall 21 places that are positioned at front end are provided with front wallboard 19, and top be provided with before minute die cylinder 13, described wild wall 21 places that are positioned at the rear end are provided with rear wall plate 23, and minute die cylinder 12 after top is provided with, described rear wall plate 23 places are provided with moulding oil cylinder 11; Minute die cylinder 13 all links to each other with liquid medium case 21 with a rear minute die cylinder 12 before described; Described pressurized cylinder 16 links to each other with water filling bar 15.
It should be noted that at last: the above only is the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment the present invention is had been described in detail, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
。
Claims (5)
1. small-bore hydraulic-formed bellows moulding process is characterized in that method of operating is as follows:
Formed pipe links to each other with the ripple forming mould, behind the clamping, carries out bulging by high-pressure medium, and concrete operations are:
(1) before the mould: the advance and retreat material oil cylinder advances, and front matrix moves forward;
(2) matched moulds: front minute die cylinder, divide die cylinder motion, the front and back matrix clamping pipe that is harmonious up and down afterwards;
(3) behind the mould: the advance and retreat material oil cylinder retreats, and the front and back matrix is mobile backward, drives the ripple motion that has been shaped good;
(4) rouse ripple: the pressurized cylinder action, the output high-pressure medium enters through the water filling bar between the two seals circle of water filling head, and pipe is initial deformation under the high-pressure medium effect;
(5) be shaped: the moulding oil cylinder advances, and the front and back matrix forces pipe to continue to be deformed into required waveform;
(6) move back cylinder: the moulding oil cylinder retreats, and matrix withdraws from after driving;
(7) divide mould: divide afterwards die cylinder, die cylinder motion in front minute, matrix separates up and down, finishes a waveform; Then repeat above-mentioned circulation.
2. corrugated pipe forming technique according to claim 1, it is characterized in that: the preparation method of described formed pipe is:
(1) steel plate advances the overvoltage flat fishplate, keeps level when guaranteeing shaping round tube;
(2) guide mould and argon arc welding automatic welder(welding machine) with the pipe welding fabrication through shaping round tube;
(3) carry out weld seam roll extrusion school type by press-roller device with entering the school mould after the weld seam pressing, guarantee its circularity.
3. corrugated pipe forming technique according to claim 1, it is characterized in that: described formed pipe needs to carry out tube rolling before bulging, the pipe of spooling is blocked.
4. equipment that is used for such as corrugated pipe forming technique as described in the claim 1-3 any one, it is characterized in that: comprise frame, be provided with successively on the described frame and flatten clamping plate, shaping round tube guided plate, argon arc welding automatic welder(welding machine), pressure roller, school mould, described school mould is arranged on the chain gearing, and the frame end is provided with the ripple forming mould.
5. corrugated pipe forming equipment according to claim 4, it is characterized in that: described ripple forming mould, comprise the mould body, one end of described mould body is established feeding oil cylinder, the other end is provided with the advance and retreat material oil cylinder, the water filling bar is arranged between described feeding oil cylinder and the advance and retreat material oil cylinder, one end of described water filling bar is provided with the water filling head, matrix before and after described water filling head place is provided with, matrix place, described front and back is equipped with wild wall, and the described wild wall place that is positioned at front end is provided with front wallboard, and minute die cylinder before top is provided with, the described wild wall place that is positioned at the rear end is provided with rear wall plate, and top be provided with after minute die cylinder, described rear wall plate place is provided with the moulding oil cylinder; Minute die cylinder all links to each other with the liquid medium case with a rear minute die cylinder before described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310010561.5A CN103042087B (en) | 2013-01-11 | 2013-01-11 | Process and device for molding small-bore hydraulic bellows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310010561.5A CN103042087B (en) | 2013-01-11 | 2013-01-11 | Process and device for molding small-bore hydraulic bellows |
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| CN103042087A true CN103042087A (en) | 2013-04-17 |
| CN103042087B CN103042087B (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310010561.5A Expired - Fee Related CN103042087B (en) | 2013-01-11 | 2013-01-11 | Process and device for molding small-bore hydraulic bellows |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457300A (en) * | 2017-09-24 | 2017-12-12 | 江苏双嘉液压机械制造有限公司 | A kind of helical corrugation pipe forming machine |
| CN107457299A (en) * | 2017-09-24 | 2017-12-12 | 江苏双嘉液压机械制造有限公司 | It is a kind of into unicast hydraulic forming machine |
| CN107695169A (en) * | 2017-09-24 | 2018-02-16 | 江苏双嘉液压机械制造有限公司 | A kind of high life hydraulic pressure injector |
| CN108908106A (en) * | 2018-07-03 | 2018-11-30 | 钟志阳 | A kind of sole pressing profiling hand, sole clamping device and full-automatic shoe sole sander |
| CN112845663A (en) * | 2021-01-29 | 2021-05-28 | 上海坤勇节能科技有限公司 | Straight welded pipe forming device and forming method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60112423A (en) * | 1983-11-25 | 1985-06-18 | Yutaka Katayama | Manufacture of bellows and apparatus therefor |
| CN2130614Y (en) * | 1992-07-22 | 1993-04-28 | 金作荣 | Bellows former |
| JPH089064B2 (en) * | 1990-02-26 | 1996-01-31 | 株式会社昭和螺旋管製作所 | Method for manufacturing stainless steel pipe having bellows |
| JP2641576B2 (en) * | 1989-12-22 | 1997-08-13 | 新和工業株式会社 | Metal bellows tube manufacturing equipment |
| CN200988067Y (en) * | 2006-10-13 | 2007-12-12 | 张天佑 | Corrugated tube forming machine |
-
2013
- 2013-01-11 CN CN201310010561.5A patent/CN103042087B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60112423A (en) * | 1983-11-25 | 1985-06-18 | Yutaka Katayama | Manufacture of bellows and apparatus therefor |
| JP2641576B2 (en) * | 1989-12-22 | 1997-08-13 | 新和工業株式会社 | Metal bellows tube manufacturing equipment |
| JPH089064B2 (en) * | 1990-02-26 | 1996-01-31 | 株式会社昭和螺旋管製作所 | Method for manufacturing stainless steel pipe having bellows |
| CN2130614Y (en) * | 1992-07-22 | 1993-04-28 | 金作荣 | Bellows former |
| CN200988067Y (en) * | 2006-10-13 | 2007-12-12 | 张天佑 | Corrugated tube forming machine |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457300A (en) * | 2017-09-24 | 2017-12-12 | 江苏双嘉液压机械制造有限公司 | A kind of helical corrugation pipe forming machine |
| CN107457299A (en) * | 2017-09-24 | 2017-12-12 | 江苏双嘉液压机械制造有限公司 | It is a kind of into unicast hydraulic forming machine |
| CN107695169A (en) * | 2017-09-24 | 2018-02-16 | 江苏双嘉液压机械制造有限公司 | A kind of high life hydraulic pressure injector |
| CN108908106A (en) * | 2018-07-03 | 2018-11-30 | 钟志阳 | A kind of sole pressing profiling hand, sole clamping device and full-automatic shoe sole sander |
| CN108908106B (en) * | 2018-07-03 | 2024-05-24 | 钟志阳 | Full-automatic sole polisher with sole clamping device |
| CN112845663A (en) * | 2021-01-29 | 2021-05-28 | 上海坤勇节能科技有限公司 | Straight welded pipe forming device and forming method thereof |
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| Publication number | Publication date |
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| CN103042087B (en) | 2015-05-27 |
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