CN107635681B - Bending apparatus - Google Patents

Abstract

The present invention relates to bending apparatus, the bending apparatus includes: multiple bending moulds, the bending mould includes the upper die and lower mould vertically stacked on the top of base frame, and it is formed with flexure plane, the flexure plane is for being fixed on peripheral part for machined object and forming bending section in a part of machined object；Support guide plate, which is formed in the lower part of bending mould, and is formed with guide hole along the bending face interval pre-determined distance of bending mould；Body of pillar, the Body of pillar are set to the side of support guide plate, and are provided with the supporting element of the lower surface of support bends mold；Lifting unit, in the lifting unit, bending mould is run through from the side of support guide plate guide rod protruding upward and in the spaced conveying stick in the side of guide rod, conveying cylinder is vertically arranged in conjunction with the end of conveying stick and in the side of conveying stick, by the lift action of conveying cylinder, as guide rod conveys upper die to vertical top；Brake forming unit, the brake forming unit move along the guide hole of support guide plate and pressurize machined object and form bending section；Power transfer unit, the power transfer unit are set to the top of base frame, and move brake forming unit along guide hole；Control unit, the control unit control lifting unit and power transfer unit.Therefore, according to the present invention, it has the effect that, multiple bending moulds are being provided with from the Body of pillar protruding upward of the top of support guide plate, the moulding cylinder portion for being provided with multiple moulding cylinders is incorporated into the mobile member moved along the guide hole of support guide plate, multiple machined objects can be formed simultaneously, wherein, moulding cylinder is provided with pressure roller, which can pressurize respectively and be mounted on the machined object of the periphery of each bending mould.Furthermore, also have the effect that, presser unit is formed in the middle part of bending mould, with can pressurize fixed machined object while, the bending section that various shapes are formed on machined object, diversely changes shape together with upper clamp and lower clamp and forms the different multiple bending sections of radius of curvature.

Description

Bending apparatus

Technical field

The present invention relates to bending apparatus, more more particularly, to following bending apparatus: bending mould is arranged in substrate The top of frame is simultaneously formed with flexure plane, and machined object is mounted on the periphery of bending mould, and brake forming unit is along being set to The guide hole of the support guide plate of the lower part of bending mould is mobile and pressurizes machined object and forms bending section, brake forming list Member by be set to support guide plate lower part power transfer unit operate so that bending operation automate, bending mould from Support guide plate is provided with multiple to the Body of pillar that top is protruded, and bending mould includes being moved up by lifting unit Upper die and the lower mould for being fixed on vertical frame, in upper die and lower mould respectively in connection with have upper clamp and under Portion's fixture so that the identical machined object of multiple height can not only be formed simultaneously, and can form multiple and different high simultaneously The machined object of degree is formed with the moulding cylinder portion provided with multiple moulding cylinders in brake forming unit, can be processed Bending section is formed on object.

Background technique

In general, being formed solid to block the light entered the room by indoor window or prevent externally visibly interior Surely there is the curtain rail of curtain.

This curtain rail can also be formed as straight line, but in the inside of the oversize vehicles such as such as lorry or bathroom, hospital Ward, reading the curtain rail for being formed with curve part can be set when room, to not only shut out the light, but also ensure each A separate space.

Therefore, the curtain rail is by curved with being carried out after metal material extrusion molding according to the place for wanting setting What song was molded with, in order to be desired shape by this curtain rail brake forming, usually by the bar of extrusion molding (bar) curtain rail of shape is placed in the state that a surface is formed on the bending die for the forming tank being recessed inwardly, will It is pressurizeed with corresponding to the crooked formed punch that the shape of the forming tank of bending die is formed to forming tank direction, so that curtain rail be matched In want setting place and brake forming.

But when forming symmetrical bending section using previous common bending apparatus, execute described in brake forming The process of the brake forming other side after the side of curtain rail, to there is manufacture bending section equably symmetrical curtain rail Extremely difficult problem.

Especially in the case where previous bending apparatus the problem is that: the curtain rail of bar (bar) shape is arranged After on bending die, because crooked formed punch is manually operated in operator, not only operating efficiency is reduced, but also the curtain of brake forming is led The defect rate of rail is high, and service speed is also slow, therefore the productivity of curtain rail can decline.

This problem is not only to occur in curtain rail, in multiple fields in the brake forming of applied metal tubes of material Also identical problem has occurred.

As described above as overcoming the problems, such as, the applicant provided (" the bending dress of registered patent the 10-1017810th Set ", hereinafter referred to as first registered patent).This is to be related to by the bending apparatus of the both ends of machined object symmetrically brake forming, It is characterized in that, comprising: bending mould, the bending mould are set to the top of base frame, and it is rod-shaped to be formed with installation along periphery Machined object mounting groove, and the first convexly curved face and the second convexly curved face have been asymmetrically formed, to be added described The both sides of work object form the first bending section and the second bending section；The top of station is arranged in station, the bending mould, And first is formed with along the first convexly curved face of the bending mould and the second convexly curved face interval pre-determined distance and is drawn Guide hole；First brake forming unit and the second brake forming unit, are symmetrically moved along the first guide hole of the station, To the exposure for the machined object that pressurizes, to be separately formed the first bending section and the second bending section；Power transfer unit, should Power transfer unit moves the first brake forming unit and the second brake forming unit along first guide hole.

When using this bending apparatus brake forming machined object according to the present invention, it can make when being bent machined object Machined object is shaped to bilateral symmetry, to have the advantages that defect rate is low, speed of production is fast and productivity improves.

But the problem of first registered patent, is, it is a large amount of that manufacture the time that machined objects need to expend long, due to It is not adjustable the height of the mounting groove of bending mould, the machined object for being matched with the height of mounting groove can only be formed.

Also, also have the problem of being unable to the different multiple bending sections of forming curvature on machined object.

Summary of the invention

In order to solve the problems, such as it is as described above and propose it is an object of the present invention to the top from support guide plate to Multiple bending moulds are provided on the Body of pillar protruded above, the moulding cylinder portion for being provided with multiple moulding cylinders is incorporated into be led along support The mobile member mobile to the guide hole of plate, multiple machined objects can be formed simultaneously, wherein moulding cylinder is provided with pressurization Roller, the pressure roller can pressurize respectively and be mounted on the machined object of the periphery of each bending mould.

It is an object of the present invention to which bending mould is provided with the upper die and lower mould that can be separated from each other, on top It is respectively formed with upper clamp and lower clamp in mold and lower mould, according to the height of machined object, is optionally tied Upper clamp and lower clamp are closed, the machined object with a variety of height can be formed simultaneously.

In addition, it is another object of the present invention to be formed with presser unit in the middle part of bending mould, can add While pressing determines machined object, the bending section of various shapes is formed on machined object, with upper clamp and lower clamp one The different multiple bending sections of radius of curvature are formed with diversely shape is changed.

Bending apparatus of the invention for reaching above-mentioned purpose includes: multiple bending moulds, which is included in The upper die and lower mould that the top of base frame vertically stacks, and be formed with flexure plane, the flexure plane is for will be by Machining object is fixed on peripheral part and forms bending section in a part of machined object；Support guide plate, the support guide plate shape Guide hole is formed in the lower part of bending mould, and along the bending face interval pre-determined distance of bending mould；Body of pillar, should Body of pillar is set to the side of support guide plate, and is provided with the supporting element of the lower surface of support bends mold；Lifting unit, should In lifting unit, from the side of support guide plate guide rod protruding upward and in the spaced conveying stick in the side of guide rod Bending mould is run through, conveying cylinder is vertically arranged in conjunction with the end of conveying stick and in the side of conveying stick, passes through conveying cylinder Lift action, with guide rod to vertical top convey upper die；Brake forming unit, the brake forming unit is along branch The guide hole for supportting guide plate is mobile and pressurize machined object and form bending section；Power transfer unit, the power transfer unit are set It is placed in the top of base frame, and moves brake forming unit along guide hole；Control unit, the control unit control lifting unit And power transfer unit.

In addition, the upper die of bending mould includes the upper clamp of upper plate with the lower surface for being bolted to upper plate, under Portion's mold includes the lower clamp of lower plate with the upper surface for being bolted to lower plate, and the flange setting of screw hole is formed on outer peripheral surface In the upper surface of upper plate, conveys stick and be bolted on flange, the supporting element of Body of pillar is bolted and is fixed under lower plate Surface.

In addition, be additionally provided with presser unit on support guide plate, to machined object from the central portion of bending mould to top It pressurizes between mold and lower mould, so that presser unit can prevent machined object from bending die when carrying out bending operation Tool is detached from.

On the other hand, power transfer unit includes: cylinder unit, is set to the center of base frame, and make piston advance after It moves back；Rack member is set to the end of piston, and has been wholely set rack gear in a pair of of auxiliary guide rail；Pinion gear, the pinion gear The rotatable earth's axis is arranged in the drive shaft being set between base frame and support guide plate, and is engaged with rack；Drive chain Wheel, the drive sprocket are integrally rotated with pinion gear respectively；Multiple driven sprockets, the driven sprocket and drive sprocket linkage and court It is arranged to a side direction of bending mould；Chain, the chain make drive sprocket and driven sprocket link, and are fixed in side curved Bent forming unit.

According to the present invention, it has the effect that, is provided with from the Body of pillar protruding upward of the top of support guide plate Multiple bending moulds, the moulding cylinder portion for being provided with multiple moulding cylinders is incorporated into move along what the guide hole of support guide plate moved Component, multiple machined objects can be formed simultaneously, wherein moulding cylinder is provided with pressure roller, which can pressurize respectively It is mounted on the machined object of the periphery of each bending mould.

In addition, having the effect that, bending mould is provided with the upper die and lower mould that can be separated from each other, on top It is respectively formed with upper clamp and lower clamp in mold and lower mould, according to the height of machined object, is optionally tied Upper clamp and lower clamp are closed, the machined object with a variety of height can be formed simultaneously.

In addition, also having the effect that, it is formed with presser unit in the middle part of bending mould, with the fixed quilt that can pressurize While machining object, the bending section of various shapes is formed on machined object, together with upper clamp and lower clamp diversely It changes shape and forms the different multiple bending sections of radius of curvature.

Detailed description of the invention

Fig. 1 is the perspective view of bending apparatus of the invention；

Fig. 2 is the main view of bending apparatus of the invention；

Fig. 3 is the perspective view of the major part of bending apparatus of the invention；

Fig. 4 is the cross-sectional view of the brake forming unit in bending apparatus of the invention；

Fig. 5 a to Fig. 5 b is the mode of operation figure of the lifting unit in bending apparatus of the invention；

Fig. 6 is the side view of bending apparatus of the invention；

Fig. 7 is the mode of operation figure of the power transfer unit in bending apparatus of the invention；

Fig. 8 a to Fig. 8 c is the mode of operation figure of bending apparatus of the invention.

Specific embodiment

Fig. 1 is the perspective view of bending apparatus of the invention, and Fig. 2 is the main view of bending apparatus of the invention, and Fig. 3 is this hair The perspective view of the major part of bright bending apparatus, Fig. 4 are the cross-sectional views of the brake forming unit in bending apparatus of the invention, Fig. 5 a to Fig. 5 b is the mode of operation figure of the lifting unit in bending apparatus of the invention, and Fig. 6 is bending apparatus of the invention Side view.

As shown in Figures 1 to 4, bending apparatus 1 of the invention includes: multiple bending moulds 100,100 structure of bending mould At having the upper die vertically stacked on the top of base frame 10 110 and lower mould 120, and it is formed with flexure plane 101, The flexure plane 101 is used to being fixed on peripheral part and forming bending section 21 in a part of machined object 20 machined object 20； Support guide plate 200, the support guide plate 200 are formed in the lower part of bending mould 100, and along the bending of bending mould 100 Face 101 is spaced pre-determined distance and is formed with guide hole 210；Body of pillar 300, the Body of pillar 300 are set to support guide plate 200 Side, and it is provided with the supporting element 310 of the lower surface of support bends mold 100；Lifting unit 400, in the lifting unit 400, From the side of support guide plate 200 guide rod 410 protruding upward and from the spaced conveying stick in the side of guide rod 410 420 run through bending mould 100, and conveying cylinder 430 is in conjunction with the end of conveying stick 420 and is conveying the side of stick 420 vertically Setting is conveyed upper die 100 to vertical top along guide rod 410 by the lift action of the conveying cylinder 430；Bending Forming unit 500, which moves along the guide hole 210 of support guide plate 200 and the machined object 20 that pressurizes And form bending section 21；Power transfer unit 700, which is set to the top of base frame 10, and makes curved Bent forming unit 500 is moved along guide hole 210；Control unit 900, the control unit 900 control lifting unit 400 and power transmitting Unit 700.

At this point, machined object 20 can not only apply the curtain rail of bar (bar) shape, it can also be using suitable for various productions Pipe and metal wire rod of industry etc..

In addition, brake forming unit 500 is set to the one or both sides of base frame 10.

That is, brake forming unit 500 includes symmetrically sideways moving along the guide hole 210 of support guide plate 200 First brake forming unit 500a and the second brake forming unit 500b, to form bending section 21 in the two sides of machined object 20.

In addition, the upper die 110 of bending mould 100 includes upper plate 111 and the lower surface for being bolted to upper plate 111 Upper clamp 112, lower mould 120 include the lower clamp 122 of lower plate 121 with the upper surface for being bolted to lower plate 121, outside The upper surface of upper plate 111 is arranged in the flange 113 that screw hole 113a is formed on circumferential surface, and conveying stick 420 is bolted to flange 113 On, the supporting element 310 of Body of pillar 300 is bolted and is fixed on the lower surface of lower plate 121.

In addition, bending mould 100 be formed with along the vertical direction it is multiple, multiple machined objects 20 can be formed simultaneously.

By constituting as described above, by the conveying cylinder 430 of lifting unit 400, the upper mould combined with conveying stick 420 Tool 100 moves up and down, and lower mould 120 is fixed on Body of pillar 300 by the supporting element 310 of Body of pillar 300, thus upper mould Tool 110 and lower mould 120 can be separated from each other.

At this point, conveying cylinder 430 is formed by any one in hydraulic cylinder or pneumatic cylinder.

Therefore, the spiral shell of the bolt and lower plate 121 and lower clamp 122 of disassembly upper plate 111 and upper clamp 112 can be passed through Bolt and replace upper clamp 112 and lower clamp 122.

That is, the bending section 21 of machined object 20 is formed as the shape of the curved surface such as formed in stepped part, and pass through replacement Upper clamp 112 and lower clamp 122 and form have a variety of radius of curvature bending section 21.

In addition, to be formed as circumferential part outside from the circumference of upper plate 111 and lower plate 121 for upper clamp 112 and lower clamp 122 Side protrusion, and any of upper clamp 112 or lower clamp 122 are formed with ladder, so that machined object 20 is mounted on On stepped part.

In addition, being additionally provided with guiding elements 600, which is formed in the outside of brake forming unit 500, draws Lead component 600 with connection supporting member 610 in conjunction with and the upper end of support bends forming unit 500, multiple connection supporting members 610 Formation is protruded outward from the connecting plate 320 for the upper surface for being incorporated in Body of pillar 300.

In addition, plate shape of the guiding elements 600 by the radius of curvature having the same of flexure plane 101 with bending mould 100 At connection supporting member 610 is three bar (bar) shapes, and one end is fixed on connecting plate 320, and the other end is connected to guidance The two sides of component 600 and middle part, to be protruded outward with sector.

Moreover it is preferred that there are three Body of pillar 300 respectively symmetrically formed in the two sides of the rear face portion of bending mould 100, With being capable of support bends mold 100.

That is, the supporting element 310 of Body of pillar 300 is formed as centered on the flexure plane 101 of bending mould 100 forwards and side Side's protrusion, with being capable of support bends mold 100.

At this time, it is preferable that supporting element 310 withShape is combined by the methods of welding can be from Body of pillar 300 A side protruded to the direction of bending mould 100, and be formed with and bending mould 100 along the length direction of Body of pillar 300 Identical number.

In addition, guide rod 410 and conveying stick 420 are arranged along the vertical direction from support guide plate 200 and are formed as passing through respectively Logical bending mould 100, and there are three being respectively formed to two sides such as Body of pillar 300.

At this point, 310 bolt of supporting element connects as described above, conveying stick 420 and the flange 113 of upper die 100 are bolted It connects in the lower part of lower mould 120, upper die 110 can be with conveying stick 420 together along guide rod by lifting unit 400 410 move up and down.

On the other hand, as shown in Fig. 5 a to Fig. 5 b, lifting unit 400 includes: the first fixed plate 411 and the second fixed plate, It is integrally connected to the end of conveying stick 420；Horizon bar 413, the both ends of the horizon bar 413 are incorporated in the first fixed plate 411 and The lower surface of two fixed plates 412 is so that the first fixed plate 411 and the second fixed plate 412 are connected with each other；Lifter plate 414, the lifting Plate 414 is incorporated in a side lower part of horizon bar 413, and the piston end of conveying cylinder 430 is tightly attached on lifter plate 414.

In addition, the first fixed plate 411 and the second fixed plate 412 are formed asShape, and in its both ends and bending section By the methods of welding respectively in connection with the end of conveying stick 420.

Therefore, when the piston 431 of conveying cylinder 430 rises, the end of the piston 431 pressurizes to lifter plate 414 and makes to rise Plate 414 is dropped to top movement, as the horizon bar 413 connecting with lifter plate 414 rises, the first fixed plate 411, the second fixed plate 412 is mobile to vertical top with conveying stick 420 and upper die 110, and therefore, upper die 110 and lower mould 120 are mutual Separation, so as to replace upper clamp 112 or lower clamp 122 or be inserted into and separate machined object 20.

In addition, the structure of the brake forming unit 500 in the bending apparatus 1 that the present invention will be described in detail is as follows.

Brake forming unit 500 includes: mobile member 510, and the mobile member 510 is protruding upward from base frame 10 and edge Support guide plate 200 guide hole 210 it is mobile, and be formed with multiple level boards 511 along its length outward；Molding Cylinder portion 520, which is installed on the top of level board 511, and the length direction for moving along component 510 is formed with Multiple moulding cylinders 521 are provided with pressure roller 522 in the end of moulding cylinder 521, which will be fixed on bending mould 100 Machined object 20 pressurize be close to.The lower end of mobile member 510 is formed with the first roller being close to the upper surface of base frame 10 Portion 540 is provided on the lower surface for the level board for being formed in lowest part in the level board 511 of mobile member 510 and leads with support The second roller portion 550 being close to the upper surface of plate 200.

Therefore, the weight of brake forming unit 500 is dispersed by the first roller portion 540 and the second roller portion 550, so as to Steadily move.

Moreover it is preferred that between the first roller portion 540 and mobile member 510 and the second roller portion 550 and level board 511 it Between be respectively formed with the impact absorbing member 541,551 of rubber or silica gel material.

On the other hand, by being formed in roller supporting element 542,552 in the first roller portion 540 and the second roller portion 550 The roll shaft of shape is combined with the roller 543,553 of a pair of cylinders shape, and axis is incorporated in mobile member 510 to roller supporting element 542,552 respectively On level board 511, and earth's axis combination can be freely rotated, so that brake forming unit 500 also can be smoothly in curve part It is mobile.

At this point, level board 511 is formed with number identical with the number of bending mould 100, moulding cylinder portion 520 is in mobile structure More than one is provided on part 510.

That is, as depicted in figs. 1 and 2, moulding cylinder portion 520 is by the first moulding cylinder portion 520a and the second moulding cylinder portion 520b shape At the first moulding cylinder portion 520a is integrally formed in mobile member 510, and the second moulding cylinder portion 520b is the first moulding cylinder portion 520a's Side and the first moulding cylinder portion 520a are arranged side by side, so that moulding cylinder portion 520 can form two bendings on machined object 20 Portion 21.

In addition to this, pressure roller 522 is formed in the end of roller fixed plate 523, and roller fixed plate 523 is along being respectively formed at water 516 forward-reverse of roller conveying on plate 511.

At this point, roller conveying 516 is formed with facing a pair with " ㄈ " shape, and inserted with roller fixed plate 523 State along 516 forward-reverse of roller conveying.

This first moulding cylinder portion 520a and the second moulding cylinder portion 520b successively pressurizes machined object 20, in machined object Two bending sections 21 are formed in 20 a part.

At this point, moulding cylinder 521 is formed by pneumatic cylinder.

In addition, presser unit 800 is additionally provided on support guide plate 200, to machined object 20 from bending mould 100 Centre portion pressurizes between upper die 110 and lower mould 120, so that presser unit 800 can prevent when carrying out bending operation Only machined object 20 from bending mould 100 be detached from, presser unit 800 include: pressurization support frame 810, the pressurization support frame 810 from Support guide plate 200 is protruded to top, and is formed with connector 811 in the one side of pressurization support frame 810 and is added with pressurization The pressing means 820 of work object 810 are bolted；Pressurized cylinder 830, the pressurized cylinder 830 are formed in the another side of pressurization support frame 810 And make 810 forward-reverse of support frame that pressurizes, so that pressing means 820 are tightly attached to machined object 20.

At this point, pressurization support frame 810 is formed by H profile steel (H-beam), connector 811 is by being through with screw hole 811a Sheet metal between the upper and lower every and with the side inserted with pressing means 820 state bolt and nut combine.Certainly, on pressing means 820 It is formed with the bolt-inserting hole 820a of insertion bolt, and is formed on pressurization support frame 820 with number identical with bending mould Have multiple.

As a result, pressing means 820 play the role of be, not only pressurize machined object 20 and make its be tightly attached to upper clamp and under Between portion's fixture 122, and according to the shape for the stepped part for being formed in any of upper clamp 112 or lower clamp 122, more The pressing means 820 of circumferential part various shapes are changed into, to form a part of machined object 20.

In addition to this, the side of pressurization support frame 810 is combined with the head gaskets of multiple installation pressurized cylinders 830 by stay bolt Plate 812, the pneumatic cylinder that pressurized cylinder 830 is preferably vertically spaced by 2~3 are formed.

At this point, being provided with the first conveying of the upper surface for being tightly attached to support guide plate 200 in the lower end of pressurization support frame 810 Roller 813 is provided with the second conveying roller 814 for being tightly attached to guiding rail 816, guiding rail 816 in the upper end of pressurization support frame 810 The center that the connecting rod 815 on Body of pillar 300 is fixed on from both ends is protruded to pressurization 810 direction of support frame, thus pressurization support Frame 810 can be easily advanced retrogressing.

At this point, control unit 900 controls presser unit 800, presser unit 800 makes lifting unit 400, power transfer unit 700 and make pressurize support frame 810 along 100 direction forward-reverse of bending mould.

In addition to this, control unit 900 has multiple buttons, and can be set on floor to allow the operator to It is arranged with the mode that foot pressurizes.

On the other hand, Fig. 7 shows the mode of operation figure of the power transfer unit in bending apparatus of the invention.

As shown in fig. 7, power transfer unit 700 includes: cylinder unit 710, it is set to the center of base frame 10, and makes to live Fill in 711 forward-reverses；Rack member 720 is set to the end of piston 711, and has been wholely set in a pair of of auxiliary guide rail 721 Rack gear 722；Pinion gear 730, the rotatable earth's axis of pinion gear 730 setting are being set to base frame 10 and support guide plate 200 Between drive shaft 731 on, and engaged with rack gear 722；Drive sprocket 740, the drive sprocket 740 respectively with pinion gear 730 1 Rotate to body；Multiple driven sprockets 750, the driven sprocket 750 and drive sprocket 740 link and towards the one of bending mould 100 Side direction setting；Chain 760, which makes drive sprocket 740 and driven sprocket 750 link, and is fixed with bending in side Forming unit 500.

At this point, cylinder unit 710 is set to the center of the upper surface of base frame 10 and has been provided projectingly piston forwards 711, and cylinder unit 710 is formed by hydraulic cylinder, the pinion gear 730 of power transfer unit 700, drive sprocket 740, driven sprocket 750 and chain 760 be formed in the one or both sides of rack member 720.

That is, as shown in fig. 7, being respectively formed in the side of a pair of of auxiliary guide rail 721 by the first rack gear 722a and the second rack gear 722b, the first rack gear 722a and the second rack gear 722b drive in first be set between base frame 10 and support guide plate 200 Rotatable earth's axis setting on moving axis 731a and the second drive shaft 731b.

In addition, pinion gear 730 includes being engaged in the first pinion gear of the first rack gear 722a and the second rack gear 722b respectively 730a and the second pinion gear 730b, drive sprocket 740 include integrally revolving with the first pinion gear 730a and the second pinion gear 730b The the first drive sprocket 740a and the second drive sprocket 740b turned, driven sprocket 750 include linking with the first drive sprocket 740a And it links along multiple first driven sprocket 750a of a side direction of bending mould 100 setting and with the second drive sprocket 740b And the multiple second driven sprocket 750b being arranged along another side direction of bending mould 100.

In addition to this, chain 760 includes that the first chain 760a and the second chain 760b, the first chain 760a makes the first driving Sprocket wheel 740a and the first driven sprocket 750a linkage, and the first brake forming unit 500a, the second chain are fixed in side 760b makes the second drive sprocket 740b and the second driven sprocket 750b link, and is fixed with the second brake forming unit in side 500b。

In addition to this, the rear of the first drive shaft 731a and the second drive shaft 731b are provided with multiple first driven shaft 751a It is provided with the earth's axis is rotated freely on second driven shaft 751b, first driven shaft 751a and second driven shaft 751b with the first chain The the first driven sprocket 750a and the second driven sprocket 750b of 760a and the second chain 760b linkage.

Pass through this structure, when the first drive sprocket 740a and the second drive sprocket 740b rotates, the first driven sprocket 750a and the second driven sprocket 750b are rotated together with, due to being fixed with composition on the first chain 760a and the second chain 760b The fixing component 510 of one brake forming unit 500a and the second forming unit 500b, the first chain 760a and the second chain 760b When linking and moving, the first brake forming unit 500a and the second forming unit 500b can also be moved.

In addition to this, the two sides of the upper and lower part of rack member 720 are respectively arranged with upper roll 723 and lower rollers 724, It is provided with lower guide 725 in base frame 10, makes rack member 720 along water to install upper roll 723 and lower rollers 724 Flat forward-reverse, and it is provided with the top that both ends are fixed between the first guide rail fixed plate 727 and the second guide rail fixed plate 728 Guide rail 726, the first guide rail fixed plate 727 are through with piston 711 in the front of cylinder unit 710, and the second guide rail fixed plate 728 is from One guide rail fixed plate 727 is spaced pre-determined distance forwards and is formed, while being tightly attached to the upper surface of auxiliary guide rail 721 and rotating Help roll 729 is set on the help roll supporting element 770 being fixed in base frame 10.

By structure as described above, rack member 720 is with the in stable condition ground forward-reverse of maintenance level, rack member 720 the first rack gear 722a and the second rack gear 722b remains small with the first pinion gear 730a and second respectively by help roll 729 Gear 730b along level engagement state and forward-reverse.

Hereinafter, illustrating the operating process of bending apparatus 1 according to the present invention.

At this point, illustrating that bending apparatus 1 according to the present invention forms the mistake of two bending sections 21,22 on machined object 20 Journey.

Fig. 8 a to Fig. 8 c shows the mode of operation figure of bending apparatus of the invention.

Firstly, the upper die of multiple bending moulds 100 on 200 top of support guide plate for being fixed on base frame 10 The machined object 20 of insertion rod (bar) shape between 110 and lower mould 120.

At this point, machined object 20 is mounted on lower mould 120 in the state of moving up upper die 110 Periphery moves down upper die 110, is fixed on machined object 20 between upper die 110 and lower mould 120.

At this point, selectively replacing upper clamp 112 and lower clamp 122 according to the height of machined object 20.

In addition, the pressurized cylinder 830 of the presser unit 800 by the centre for being formed in support guide plate 200, make and pressing means 820 bolted pressurization support frames 810 advance, the fixed machined object 20 so that pressing means 820 pressurize.

In this case, when driving the cylinder unit 710 of power transfer unit 700, the piston 711 of cylinder unit 710 advances, The rack member 720 being integrally formed with piston 711 can also advance, and be formed in the first rack gear of the two sides of rack member 720 at this time 722a and the second rack gear 722b advances, the first pinion gear 730a and second engaged with the first rack gear 722a and the second rack gear 722b Pinion gear 730b rotation, thus the first drive sprocket in conjunction with the first pinion gear 730a and the second pinion gear 730b axis respectively 740a and the second drive sprocket 740b rotation.

In addition, with the first chain 760a and the second chain 760b and the first drive sprocket 740a and the second drive sprocket 740b The the first driven sprocket 750a and the second driven sprocket 750b of linkage are rotated together with, with this first chain 760a and the second chain 760b is mobile, with the first chain 760a and the second chain 760b the first brake forming unit 500a connecting and the second brake forming Unit 500b is moved along the guide hole 210 of support guide plate 200.

At this point, the piston of the first moulding cylinder portion 520a advances simultaneously, it is formed in the first pressure roller 521a of the end of piston Machined object 20 is close in pressurization when mobile, and by the flexure plane 101 of bending mould 100, curved to form on machined object 20 Pars convoluta 21.

In addition, the piston of the second moulding cylinder portion 520b advances simultaneously, pressurization is close to be added when the second pressure roller 521b is mobile Work object 20, and by the flexure plane 102 of bending mould 100, to form another bending section 22 on machined object 20.

After terminating bending operation as described above, when the cylinder unit 710 of reverse driven power transfer unit 700, cylinder list The piston 711 of member 710 retreats, and rack member 720 retreats, thus the first brake forming unit 500a and the second brake forming unit 500b returns to home position.That is, being driven in the reverse direction by opposite with forming process, so that the first brake forming unit 500a and Two brake forming unit 500b restore to reset condition.

Therefore, multiple machined objects 20 can not only be operated while formed by first order buckling, and pass through replacement top Fixture 112 and lower clamp 122 and can the different machined object 20 of forming height simultaneously, can be relatively simple and in the short time Inside it is molded over pipe, metal wire rod etc. used in a variety of industry spots.

Embodiment party's examination of detailed description above only illustrates most preferably embodiment party examination of the invention, but is not limited to above-mentioned reality Shi Fang examination, it will be apparent to those skilled in the art that can be carried out more in the range of being no more than technical idea of the invention The deformation of sample.

Claims (14)

1. bending apparatus, which is characterized in that the bending apparatus includes:

Multiple bending moulds (100), the bending mould (100) composition have vertically stacked on the top of base frame (10) it is upper Portion's mold (110) and lower mould (120), and flexure plane (101) are formed with, which is used for machined object (20) it is fixed on peripheral part and forms bending section (21) in a part of the machined object (20)；

Support guide plate (200), the support guide plate (200) are formed in the lower part of the bending mould (100), and along described The flexure plane (101) of bending mould (100) is spaced pre-determined distance and is formed with guide hole (210)；

Body of pillar (300), the Body of pillar (300) are set to the side of the support guide plate (200), and are provided with described in support The supporting element (310) of the lower surface of bending mould (100)；

Lifting unit (400), in the lifting unit (400), the guidance protruding upward from the side of the support guide plate (200) Stick (410) and the bending mould (100) are run through in the spaced conveying stick (420) in the side of the guide rod (410), Conveying cylinder (430) is vertically arranged in conjunction with the end of conveying stick (420) and in the side of conveying stick (420), leads to The lift action for crossing the conveying cylinder (430), as the guide rod (410) conveys the upper die to vertical top (110)；

Brake forming unit (500), the brake forming unit (500) along the support guide plate (200) the guide hole (210) mobile and pressurize the machined object (20) and form bending section (21)；

Power transfer unit (700), which is set to the top of the base frame (10), and makes institute It is mobile along the guide hole (210) to state brake forming unit (500)；

Control unit (900), the control unit (900) control the lifting unit (400) and the power transfer unit (700).

2. bending apparatus according to claim 1, which is characterized in that be additionally provided with and add on the support guide plate (200) It presses unit (800), to the machined object (20) from the central portion of the bending mould (100) to the upper die (110) It pressurizes between the lower mould (120), so that the presser unit (800) can prevent institute when carrying out bending operation Machined object (20) is stated to be detached from from the bending mould (100).

3. bending apparatus according to claim 2, which is characterized in that the presser unit (800) includes:

It pressurizes support frame (810), which protrudes from the support guide plate (200) to top, and described The one side of pressurization support frame (810) is formed with connector (811) and the pressing means (820) with the machined object (20) of pressurizeing It is bolted；And

Pressurized cylinder (830), the pressurized cylinder (830) are formed in the another side of pressurization support frame (810), and make the pressurization Support frame (810) forward-reverse, so that the pressing means (820) are tightly attached to the machined object (20).

4. bending apparatus according to claim 1, which is characterized in that the brake forming unit (500) is set to described The one or both sides of base frame (10).

5. bending apparatus according to claim 1, which is characterized in that the upper die of the bending mould (100) (110) include upper plate (111) and be bolted to the upper plate (111) lower surface upper clamp (112), the lower die Tool (120) include lower plate (121) and be bolted to the lower plate (121) upper surface lower clamp (122), on outer peripheral surface Flange (113) setting of screw hole (113a) is formed in the upper surface of the upper plate (111), conveying stick (420) bolt connects It connects on the flange (113), the supporting element (310) of the Body of pillar (300) is bolted and is fixed on the lower plate (121) lower surface.

6. bending apparatus according to claim 5, which is characterized in that the upper clamp (112) and the lower clamp (122) be formed as circumferential part to protrude outward from the circumference of the upper plate (111) and the lower plate (121), and the top Any of fixture (112) and the lower clamp (122) are formed with ladder, so that the machined object (20) is mounted on rank In terraced portion.

7. bending apparatus according to claim 1, which is characterized in that the bending apparatus further includes guiding elements (600), The guiding elements (600) is formed in the outside of the brake forming unit (500), multiple guiding elements (600) with connect Supporting member (610) is in conjunction with the upper end to support the brake forming unit (500), and the connection supporting member (610) is from knot It closes the connecting plate (320) in the upper surface of the Body of pillar (300) and protrudes formation outward.

8. bending apparatus according to claim 1, which is characterized in that the lifting unit (400) includes:

First fixed plate (411) and the second fixed plate are integrally connected to the end of conveying stick (420)；

Horizon bar (413), the both ends of the horizon bar (413) are incorporated in first fixed plate (411) and second fixed plate (412) lower surface is so that first fixed plate (411) and second fixed plate (412) are connected with each other；And

Lifter plate (414), the lifter plate (414) are incorporated in a side lower part of the horizon bar (413), and the conveying cylinder (430) piston end is tightly attached on the lifter plate (414).

9. bending apparatus according to claim 7, which is characterized in that the brake forming unit (500) includes:

Mobile member (510), the mobile member (510) are protruding upward from the base frame (10) and along the support guide The guide hole (210) of plate (200) is mobile, and is formed with multiple level boards (511) along its length；

Moulding cylinder portion (520), which is installed on the top of the level board (511), and moves structure along described The length direction of part (510) is formed with multiple moulding cylinders (521), and the end of the moulding cylinder (521) is provided with pressure roller (522), the machined object (20) pressurization which will be fixed on the bending mould (100) is close to,

The inner surface side of the mobile member (510) is provided with first be close to the medial surface of the guide hole (210) and draws Deflector roll (513), the outer surface side of the mobile member (510) is provided with to be close to the medial surface of the guiding elements (600) The second guide reel (514).

10. bending apparatus according to claim 9, which is characterized in that the lower end of the mobile member (510) be formed with The first roller portion (540) that the upper surface of the base frame (10) is close to, in the level board of the mobile member (510) (511) it is formed in be provided on the lower surface of the level board of lowest part in and be close to the upper surface of the support guide plate (200) The second roller portion (550).

11. bending apparatus according to claim 9, which is characterized in that the moulding cylinder portion (520) is in the mobile member (510) more than one is provided on.

12. bending apparatus according to claim 1, which is characterized in that the power transfer unit (700) includes:

Cylinder unit (710), is set to the center of the base frame (10), and makes piston (711) forward-reverse；

Rack member (720) is set to the end of the piston (711), and has been wholely set on a pair of of auxiliary guide rail (721) Rack gear (722)；

Pinion gear (730), the pinion gear (730) can be rotatably set in be set to the base frame (10) and it is described support lead It is engaged in the drive shaft (731) between plate (200), and with the rack gear (722)；

Drive sprocket (740), the drive sprocket (740) are integrally rotated with the pinion gear (730) respectively；

Multiple driven sprockets (750), the driven sprocket (750) and the drive sprocket (740) link and towards the bending dies Has the side direction setting of (100)；And

Chain (760), the chain (760) make the drive sprocket (740) and the driven sprocket (750) link, and in side It is fixed with the brake forming unit (500).

13. bending apparatus according to claim 12, which is characterized in that the power transfer unit (700) it is described small Gear (730), the drive sprocket (740), the driven sprocket (750) and the chain (760) are formed in the rack gear The one or both sides of component (720).

14. bending apparatus according to claim 12, which is characterized in that the upper and lower part of the rack member (720) Two sides be respectively arranged with upper roll (723) and lower rollers (724), be provided with lower guide on the base frame (10) (725), the lower guide (725) installs the upper roll (723) and the lower rollers (724) so that the rack member (720) edge horizontally advances retrogressing, and is provided with both ends and is fixed on the first guide rail fixed plate (727) and the second guide rail fixed plate (728) upper rall (726) between, first guide rail fixed plate (727) are through in front of the cylinder unit (710) Piston (711), second guide rail fixed plate (728) are spaced pre-determined distance from first guide rail fixed plate (727) forwards And formed, while be tightly attached to the upper surface of the auxiliary guide rail (721) and the help roll (729) that rotates be set to be fixed on it is described On help roll supporting element (770) in base frame (10).