CN1032912A - Movable multifunction hydraulic pipe bender - Google Patents
Movable multifunction hydraulic pipe bender Download PDFInfo
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- CN1032912A CN1032912A CN 87107497 CN87107497A CN1032912A CN 1032912 A CN1032912 A CN 1032912A CN 87107497 CN87107497 CN 87107497 CN 87107497 A CN87107497 A CN 87107497A CN 1032912 A CN1032912 A CN 1032912A
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Abstract
The curved mould of movable multifunction hydraulic pipe bender is positioned at this machine topmost, directly motion is passed to the parts of bending mould with clamping device, forming plane mechanism in perpendicular, and only directly link with above-mentioned parts and work piece, is vertical suit hydraulic drive cylinders below curved mould.Full machine divides main and auxiliary two ones, divides into roller.This machine takes up an area of little, conveniently moving, can process annular and multi-faceted bending, structure and simple to operate, and in light weight, energy consumption is low, and is easy to manufacture, and machining deformation can be controlled in 3-4%, also has other processing and forming ability concurrently, is suitable for scene bend pipe processing on the spot especially.
Description
The invention belongs to the special equipment of brake forming pressure processing, also can be used for the occasion of multiple processing and forming.
Known fixed angle pipe equipment crudy is higher, but can only be installed within the workshop, floor space is bigger, there is plug to participate in control distortion, its plug length is still needed greater than work piece length, just more increased the overall dimensions of equipment, therefore be difficult to the processing on the spot at the construction field (site) of such bending machine.IHI bending machine as Japanese fungid サ-PVC ス Co., Ltd..Known free-standing angle pipe equipment is only moved formula bend pipe utensil now, posture fluid power pipe bender as Japanese FUKUNAGA hydraulic test Co., Ltd, it is very little, dexterous convenient that this kind equipment can need to move, take up an area of with construction, but be subjected to the structural limitations of utensil own, its working ability and quality all are affected, and power and equipment carrying labour intensity is big, efficient is low.Existing various angle pipe equipments are except that the spiral bending tube special equipment, and all within 190 °, the bent angle that transfinites can only be by cooperating other manufacturing process, as realizations such as welding, increase pipe joints at its processing maximum deflection angle.
The purpose of this invention is to provide movably a kind ofly, take up an area of lessly, can process angle of bend＞190 °, the higher angle pipe equipment of forming quality.
The object of the present invention is achieved like this, this equipment comprises power, transmission mechanism, curved mould, connects and fixed part with movable slider, servo and controlling organization, work piece clamping device, supporting, wherein curved mould, the work piece clamping device that links with curved mould and be coupled in plane mechanism in the perpendicular with drive disk assembly three that curved mould directly links.Entire equipment is divided into and comprises the perpendicular motion that contains curved mould and the principal part of transmission mechanism thereof, and the auxilliary portion that comprises the work mounting s parts, do not have coupling components between principal part and the auxilliary portion or have only around the property connector, roller is all arranged at the bottom of principal part and auxilliary portion.Like this, because the motion of the workpiece of direct forming-curved mould is limited within the perpendicular, the distortion of workpiece then can only take place in perpendicular, makes length and the required finite width of device structure that equipment takes up an area of only needs to consider workpiece itself.Again because flexural deformation power and gravity coexist in the vertical plane, thereby simplified the structure of workpiece, servo component and complete machine.The roller that device bottom is set up makes the equipment conveniently moving.The branch that complete machine is divided into two relations of not being fixedly connected also makes designs simplification, makes equipment be convenient to move.
Curved mould of the present invention is arranged in the topmost of equipment, and it only links with the curved surface of the work of clamping device, transmission mechanism and quilt, and does not directly connect with frame.Like this, bending forming moment be the curved mould active force that is subjected to transmission mechanism at interface with curved mould to the formed moment of the application point of workpiece, therefore can be by the position increase arm of force length of 2 of reasonable Arrangement.This connection of curved mould also makes workpiece participate in the work location of curved mould, can reduce the influence of workpiece size and equipment assembly precision again to forming quality, curved mould is arranged in topmost can reduce the restriction of other structure of equipment to the workpiece shape, and these are all for reducing equipment dynamic, simplified structure, raising forming quality, enlarging the range of work condition is provided.
Clamping device of the present invention comprises the profiling cushion block that matches with the work piece surface, cushion block position adjustment part, fixedly cushion block and the support that links with curved mould, and the parts that are connected and fixed.The profiling cushion block is fixed on the support through fixed part with regulating parts, and maintenance cooperates with the correct of workpiece, and support links by connecting with curved mould.Clamping device and curved mould directly link and have just shortened distance between retaining part and the deformed area, have enlarged the range of work of this equipment, have shortened to realizing the length of the non-deformation section that clamping institute must maintenance.
The contoured surface of profiling cushion block can be divided into the cylinder cushion block that is used for straight part and be used for the curved surface cushion block of bool, the axis of straight part workpiece is a straight line, the axis of bool workpiece is a curve, clamping when the cylinder cushion block is used for the bending for the first time of straight part, the curved surface cushion block is used for the brake forming that continues at crooked position.
The cushion block position adjustment part can be two parts that have the inclined-plane, changes the position of the cushion block that links with it by the different cooperation positions on inclined-plane, thereby realizes being held cooperating of workpiece and cushion block.Also can change the position of cushion block by the increase and decrease of spacer thickness, can also change the position of cushion block by the eccentric position of eccentric part.
The parts that are connected and fixed can be realized by bolt, also can be realized by off-centre or voussoir, and clamping and fixing is realized by frictional force in the position that changes off-centre or voussoir.
Of the present invention with all being shaped on the working face of controlling curved workpieces section deformation amount on the side of movable slider, so both reduced the number of fitting parts that is equipped with movable slider, increased rigidity again with movable slider itself.
Mould of the present invention can contain plural shaping district, on the promptly curved mould plural shaping die face is arranged, and be equipped with respective numbers with movable slider.Can improve the productive rate of equipment like this.
Transmission mechanism of the present invention contains the vertical hydraulic drive cylinder that is located at curved mould below, the upper surface of hydraulic drive cylinders is provided with the support unit of movable slider and the work top that is extended into by cylinder body, and the motion output block and the curved mould of hydraulic drive cylinders link by coupling components.This layout places the top of equipment with the workpiece deformation district, also can satisfy with curved mould and form the requirement that the perpendicular motion connects, and workbench is that various auxiliary operations are provided convenience.
Hydraulic drive cylinders of the present invention contains end sealing and is sleeved on together two cylinder sleeves, in inner cylinder liner, adorn non-movable piston, non-movable piston connects with rigidity of frame respectively with outer cylinder sheath, seal respectively by the seal that is installed in two space opening parts in formed space between two cylinder sleeves and between inner cylinder liner and the plunger, communicate respectively with hydraulic power source through control assembly by fluid passage.The inner cylinder liner openend is the motion output.The pressure differential in such two spaces drives the inner cylinder liner motion, by the output output of will moving.
The coupling components of hydraulic drive cylinders of the present invention and curved mould also links with the guiding parts that is located at its horizontal motion of control on the cylinder body, thereby limits the motion of its horizontal direction, makes the output of hydraulic drive cylinders more effectively reach curved mould through coupling components.
The present invention all adopts known technology with the servo supporting device of movable slider, workpiece etc.
The coupling components of hydraulic drive cylinders of the present invention and curved mould is provided with the many places draw bail to adapt to the collocation of curved mould size and hydraulic drive cylinders stroke.But also can assemble other shaping dies of corresponding draw bail.
The present invention's novelty simple in structure, created brand-new bend pipe processing, equipment takes up an area of little, in light weight, energy consumption is low, and conveniently moving is flexible, can satisfy multi-faceted bending to a greater extent, can shorten the linking between the bending and the length of clamping stub bar, can carry out more than 190 ° the shaping processing until the annular curved workpiece, lower to the former required precision of workpiece, the machining accuracy of shaping is higher, its changes of section rate can be controlled in 3-4%, can also finish other processing that is shaped through simple transformation, a tractor serves several purposes, easy and simple to handle, easy to manufacture, real indispensable process equipment for processing of job site bend pipe and assembling high-efficiency multi-function.
Accompanying drawing has provided the embodiments of the invention signal.
Fig. 1 is the complete machine structure diagrammatic sketch;
Fig. 2 is the left view of Fig. 1 principal part;
Fig. 3 is the right view of the auxilliary portion of Fig. 1;
Fig. 4 is that curved mould hydraulic drive cylinders connects signal;
Fig. 5 is the A-A section of Fig. 4;
Fig. 6 is 290 ° of crooked course of work signals of processing;
Fig. 7 is that inclined-plane bolt clamping mechanism map shows;
Fig. 8 is the eccentric clamping device diagrammatic sketch of double-pin;
Fig. 9 is the eccentric clamping mechanism map of single pin;
Figure 10 is that this machine is used for the situation that the curved mould of pressure forming is in low level;
Figure 11 is the situation of high-order punching press;
Figure 12 is the situation that is used to press-fit.
Present embodiment gross weight 240kg, wherein the nearly 140kg of principal part assists the nearly 100kg of portion, and the die face of the curved mould 3 of yoke shape presses workpiece 1 cross sectional shape and forming requirements is made, and die body links through curved mold shaft 11 and arm-tie 14, and the other end and clamping device 12 link.Arm-tie 14 links with an end of the hollow plunger 15 of hydraulic drive cylinders, and hydraulic drive cylinders is located at the below of curved mould 3.The upper surface of outer cylinder sheath 5 has support roller 13, in order to support with movable slider 2; Upper surface also extends into a plane, makes the workbench of equipment, is supported by frame 8.Non-movable piston 16 also is fixed on the support 8.The inside and outside pressure differential of hollow plunger can make hollow plunger 15 output power like this, passes to axle 11 by arm-tie 14 and passes to curved mould 3 again; One end of clamping device fixation workpiece makes workpiece deformation at the volley by curved mould 3 with the Deformation control district that movable slider 2 forms.
This routine clamping device comprises profiling cushion block 4,17, clamping plate 18,20 and connection secure component 19,21,22.Specifically can be divided into straight trough cushion block 17 be used for center line be straight line straight workpiece bending and be used for the arc groove cushion block 4 of curved part.U-shaped clamping plate 20 are used for smallclothes, and the adjusting of cushion block position realizes by eccentric pin shaft 21,22, and fixing jointly by bearing pin and clamping plate, bearing pin can be divided into again single-ended fix 21 and both-end fix 22, make the mode of bearing pin dismounting different.
Can limit its section deformation amount with movable slider 2 during this routine workpiece deformation, all be shaped on groove in tetrahedral four sides and workpiece matches with movable slider.
The outer cylinder sheath 5 of the hydraulic drive cylinders that this is routine is non-machined surface with the endoporus of hollow plunger 15, only assembles withstand voltage oil sealing 29,30 at opening part separately and gets final product, and non-movable piston 16 places within the hollow plunger 15.
This exception cylinder sleeve 5 or frame 8 are provided with the gathering sill of restriction arm-tie 14 horizontal motion.
This routine principal part comprises curved mould 3, hydraulic drive cylinders 5,15,16 etc., and auxilliary portion comprises that pipe fitting supports adjustable carrying roller 9, hydraulic pump 10 and frame, and two ones bottom all is provided with roller 27 and the support when roller is unsettled.
This routine arm-tie 14 is provided with the many places draw bail, so that curved mould has suitable setting height(from bottom), or it is alternative with various other finishing die patrixes 23,24, on the workbench that outer cylinder sheath extends into, set mould 25,26 and finish corresponding shaping processing, also be provided with tool box 7 in the principal part side, with convenient work, be provided with liquid road control valve 6 in the hydraulic cylinder side, can operate the work of curved mould.Power and hydraulic pump can be located at principal part, also can be located at auxilliary portion, if can link through hydraulic hose and snap joint and hydraulic drive cylinders when auxilliary portion.
Claims (9)
1, comprise power, transmission mechanism, curved mould, with movable slider, servo and controlling organization 6, the work piece clamping device, the angle pipe equipment of connection and fixed part, it is characterized in that curved mould 3, the drive disk assembly three that work piece clamping device 12 that links with curved mould and curved mould directly link is coupled in the plane mechanism in the perpendicular, entire equipment is divided into transmission mechanism principal part that links and the auxilliary portion of playing the holding workpieces effect with the perpendicular motion that contains curved mould, do not have coupling components between principal part and the auxilliary portion or have only flexible coupling components, roller 27 is all arranged at the bottom of principal part and auxilliary portion.
2, equipment as claimed in claim 1 is characterized in that curved mould 3 is arranged in the topmost of equipment, and it only links with the curved surface of the work of clamping device 12, transmission mechanism and quilt.
3, equipment as claimed in claim 1 or 2 is characterized in that clamping device 12 comprises the profiling cushion block 4,17 that matches with the work piece surface, cushion block position adjustment part, fixedly cushion block and the support 18,20 that links with curved mould, and the parts that are connected and fixed.
4, as equipment as described in the claim 3, the imitation profile that it is characterized in that the profiling cushion block is cylinder 17 or curved surface 4, the cushion block position adjustment part can be have two parts 18,28 on inclined-plane, also can be that thickness is adjusted pad, can also is eccentric part 21,22 or voussoir, the parts that are connected and fixed can be bolts 19, also can be eccentric part 21,22 or voussoir.
5, equipment as claimed in claim 1 or 2 is characterized in that with the working face that all is shaped on control curved workpieces section deformation amount on the side of movable slider.
6, equipment as claimed in claim 1 or 2 is characterized in that having the above curved mould of two covers and with movable slider.
7, equipment as claimed in claim 1 or 2, it is characterized in that transmission mechanism comprises that vertical hydraulic drive cylinder 5, its motion output 15 of being located at curved mould below link by coupling components 14 and curved mould 3, have workbench that is extended into by cylinder body 5 and the guiding parts of controlling coupling components 14 horizontal motion on the hydraulic drive cylinders.
8, as equipment as described in the claim 7, it is characterized in that hydraulic drive cylinders contains end sealing and is sleeved on together two cylinder sleeves 5,15, non-movable piston 16 is housed in inner cylinder liner 15, non-movable piston 16 and outer cylinder sheath 5 respectively with frame 8 rigid attachment, by seal 29,30 sealings that are contained in two space opening parts, these two spaces also are respectively equipped with the passage that communicates with hydraulic power source through control assembly 6 in formed space between two cylinder sleeves 5,15 and between inner cylinder liner 15 and the non-movable piston 16.
9, as equipment as described in the claim 7, it is characterized in that the union end of coupling components 14 is provided with the many places draw bail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87107497 CN1032912A (en) | 1987-11-06 | 1987-11-06 | Movable multifunction hydraulic pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87107497 CN1032912A (en) | 1987-11-06 | 1987-11-06 | Movable multifunction hydraulic pipe bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1032912A true CN1032912A (en) | 1989-05-17 |
Family
ID=4816107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87107497 Pending CN1032912A (en) | 1987-11-06 | 1987-11-06 | Movable multifunction hydraulic pipe bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1032912A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103658269B (en) * | 2013-12-03 | 2015-06-03 | 安庆市恒瑞达汽车零部件制造有限公司 | Hydraulic bending forming device for aluminum positioning retainer rings of stabilizer bars |
| CN110814120A (en) * | 2019-11-19 | 2020-02-21 | 淮北市平祥感应炉有限公司 | Induction coil copper pipe forming device |
-
1987
- 1987-11-06 CN CN 87107497 patent/CN1032912A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103658269B (en) * | 2013-12-03 | 2015-06-03 | 安庆市恒瑞达汽车零部件制造有限公司 | Hydraulic bending forming device for aluminum positioning retainer rings of stabilizer bars |
| CN110814120A (en) * | 2019-11-19 | 2020-02-21 | 淮北市平祥感应炉有限公司 | Induction coil copper pipe forming device |
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| C10 | Entry into substantive examination | ||
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| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |