CN205056721U - Bending machine - Google Patents

Bending machine Download PDF

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Publication number
CN205056721U
CN205056721U CN201520844483.3U CN201520844483U CN205056721U CN 205056721 U CN205056721 U CN 205056721U CN 201520844483 U CN201520844483 U CN 201520844483U CN 205056721 U CN205056721 U CN 205056721U
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China
Prior art keywords
rod
skewback
pin
hole
locking
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Expired - Fee Related
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CN201520844483.3U
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Chinese (zh)
Inventor
费文彪
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Machine Manufacture Co., Ltd of China of Anhui Province
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ANHUI JACO NC MACHINE MANUFACTURING Co Ltd
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Priority to CN201520844483.3U priority Critical patent/CN205056721U/en
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Publication of CN205056721U publication Critical patent/CN205056721U/en
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Abstract

The utility model discloses a bending machine belongs to the sheet metal equipment field of bending, and it has been solved current bending machine and has had the problem that driving oil cylinder specification and dimension is big, driving pressure expects much. The utility model discloses a device still includes synchronizing shaft including frame, slider guide rail, slider and power component, power component is two sets of, and respectively the symmetry sets up in the frame, and each power component of group is including setting up at the hydro -cylinder seat of frame top shoe opposite side, through the setting of round pin hub connection at the beam arm at frame top and the hydro -cylinder through round pin hub connection hydro -cylinder seat and beam arm one end, the last looks remote site of connecting hydro -cylinder one end of beam arm is provided with the aligning connecting rod through the round pin hub connection, aligning connecting rod one end is provided with two slider guide arms through the round pin hub connection, two slider guide arms and slider fixed connection, two sets of power component in beam arm pass through synchronizing shaft and link to each other. The utility model discloses the use cost of hydro -cylinder can be reduced, power components's driving pressure requirement is reduced to greatly reduced bending machine's manufacturing cost.

Description

A kind of bender
Technical field
The invention belongs to sheet metal bending equipment field, more particularly, relate to a kind of bender.
Background technology
Bender is a kind of machine that can carry out bending to thin plate, its structure mainly comprises support, workbench and clamping plate, workbench is placed on support, workbench is made up of base and pressing plate, base is connected with clamping plate by hinge, base is made up of seat shell, coil and cover plate, and coil is placed in the depression of a shell, and recessed top is covered with cover plate.During use by wire to coil electricity, after energising, gravitation is produced to pressing plate, thus realizes clamping to thin plate between pressing plate and base.Owing to have employed electromagnetic force clamping, make pressing plate can make various workpieces requirement, and can process having the workpiece of sidewall, also very easy in operation.The mold of existing bender is worked by hydraulic oil cylinder driving, oil cylinder is vertically arranged on the support above mold, by bending work of having moved under the telescopic drive mold in the vertical direction of piston rod, this kind of type of drive, along with bender tonnage increases, the specification of oil cylinder also wants corresponding increase, and oil cylinder is as the hydraulic part of precision, be difficult to processing, production cost is high, along with the increase of size, not only processing difficulties, production cycle is long, and cost becomes geometry multiple to increase, thus causes the equipment cost of bender costliness; The oil cylinder of large scale specification, the volume of bender becomes huge, and floor space is large; In addition, oil cylinder also needs higher oil pressure actuated work.
The bender of above-mentioned form is all adopted in prior art, if China Patent Publication No. is CN103785721A, publication date is the patent document on May 14th, 2014, disclose a kind of numerical control metal plate material bender, comprise fuselage, drive oil cylinder, slide block, workbench, transition beam, drive the cylinder body of oil cylinder to be fixedly connected with the upper end on front side of fuselage; Slide block is arranged on the top of fuselage, is flexibly connected with fuselage by sliding pair one, and slide block can do rectilinear motion along the vertical direction; Workbench is arranged on fuselage lower end, and workbench is flexibly connected with fuselage by moving sets two, and workbench does rectilinear motion along the vertical direction; Upper transition beam is made up of plate one and plate two, and plate one is alternate with plate two to be arranged in parallel and is fixedly connected with at two ends, being fixedly connected with driving the lower end of oil cylinder piston above of the two ends of transition beam; Upper transition beam is hinged by jointed shaft one and slide block, drives oil cylinder by doing the motion of above-below direction to the driving indirect belt movable slider of upper transition beam.This application case makes bender without the need to independently compensating power source, and the retentivity of bending precision is good, improves anti-load and is biased ability.
And for example China Patent Publication No. is CN204365754U, publication date is the patent document on June 3rd, 2015, disclose a kind of bender, it comprises the wallboard of the left and right sides, workbench riser, slide block, oil cylinder, fuel tank, oil cylinder base plate, slide rail, described left and right sides wallboard and workbench riser are welded into bender frame, two one slide rails that described slide block is vertically arranged by two ends are connected with both sides wallboard, described fuel tank is connected to bender top by oil cylinder base plate, described oil cylinder is connected by piston rod and slide block top, hydraulic oil cylinder driving slide block moves up and down.
In above-mentioned two kinds of benders, oil cylinder is all arranged on above slide block, the problems such as Direct driver slides to move up and down and drives patrix to complete bending work, the large and driving pressure height of the cylinder sizes brought of this kind of version are not still resolved, and still need further improvement.
Summary of the invention
The problem that 1, will solve
Have for existing bender that above-mentioned driving oil cylinder specification is large, driving pressure requires high problem, the invention provides a kind of bender, utilize lever principle, use and can produce higher bending pressure compared with the oil cylinder of small dimension, reduce the use cost of oil cylinder, also reduce the driving pressure requirement of dynamical element, thus greatly reduce the manufacturing cost of bender.
2, technical scheme
For solving the problem, the present invention adopts following technical scheme.
A kind of bender, comprises frame, is arranged on the slide block guide rail of frame side, is arranged on slide block on slide block guide rail and Power Component, also comprise synchronizing shaft; Described Power Component is two groups, be symmetricly set on respectively in frame, each group Power Component comprises the oil cylinder seat being arranged on frame top shoe opposite side, the beam arm being arranged on frame top by pinned connection and the oil cylinder by pinned connection oil cylinder seat and beam arm one end; The opposite end described beam arm connecting oil cylinder one end is provided with aligning connecting rod by pinned connection; Described aligning connecting rod one end is provided with two slider waveguide rods by pinned connection; Two described slider waveguide rods are fixedly connected with slide block; Beam arm in two groups of described Power Components is connected by synchronizing shaft.
Preferably, described slider waveguide rod comprises guide rod seat and guide rod pressing plate; Described guide rod seat is " L " shape, and should be fixedly connected with slide block " L " shape openend, the other end is provided with the first half slot; Described guide rod pressing plate is provided with second half slot corresponding with half slot; The first described half slot and the second half slot are combined into a pin shaft hole; Described guide rod pressing plate is bolted on guide rod seat.
Preferably, described aligning connecting rod comprises ring and connecting rod pressed on ring under connecting rod; Ring is provided with lower battle pin hole under described connecting rod; Described connecting rod pressed on ring is provided with pressed on ring pin-and-hole; Described lower battle pin hole extends radially outward and is provided with a lower ring resilience gap; Described pressed on ring pin-and-hole extends radially outward and is provided with a pressed on ring elastic gap; Described lower ring resilience gap, pressed on ring elastic gap are respectively by bolt-locking; Two described slider waveguide rods are connected with lower battle pin hole through the pin shaft hole on slider waveguide rod by bearing pin.
Preferably, described beam arm comprises the oil cylinder pin-and-hole, the synchronized links dish and by the pressed on ring pin-and-hole connecting rod pin-and-hole that be connected of bearing pin with aligning connecting rod that are connected with oil cylinder by bearing pin; Described synchronized links dish is connected with the flange be arranged on synchronizing shaft, and synchronized links dish is provided with synchronous locating slot; Described flange is provided with the synchronous groove corresponding with synchronous locating slot, in described synchronous locating slot and synchronous groove, is provided with key; Described oil cylinder pin-and-hole is provided with " L " shape oil cylinder elastic gap; Described connecting rod pin-and-hole is provided with connecting rod elastic gap.
Preferably, described synchronized links disk center is provided with fulcrum pin axis hole; Described beam arm is connected with frame with the pin-and-hole being arranged on frame through fulcrum pin axis hole by bearing pin.
Preferably, also comprise workbench riser and be arranged on the workbench governor motion of workbench riser lower end; Described workbench governor motion comprises the screw bolt seat be arranged in frame, regulate lower skewback and with skewback in the adjustment regulating lower skewback upper surface to contact; In adjustment, skewback is inclined-plane with the face regulating lower skewback to contact; Skewback is provided with in adjustment the screwed hole perpendicular to workbench riser outer surface; Described screwed hole is provided with adjusting screw(rod); One end that described adjusting screw(rod) stretches out screwed hole is stuck on screw bolt seat; In described adjustment, to stretch out direction consistent for bevel direction and the adjusting screw(rod) of skewback lower surface.
Preferably, described frame being arranged the position regulating lower skewback is hemisphere groove; One end that under described adjustment, skewback contacts with hemisphere groove is hemispherical, is plane with the one side regulating upper skewback to contact.
Preferably, also mold is comprised; Locking device is provided with between described slide block and mold; Described locking device comprises skewback and the lower skewback of locking in clamp, locking; In described locking, skewback upper surface is horizontal plane, and this horizontal plane contacts with slide block lower surface, and in locking, the lower surface of skewback is inclined-plane, and this inclined-plane contacts with the upper surface of the lower skewback of locking; Under described locking, the upper surface of skewback is also inclined-plane, and the lower surface of the lower skewback of locking is horizontal plane, and this horizontal plane contacts with mold upper surface; Described clamp comprises lower clamp, locking adjusting rod and upper clamp; Described lower clamp engages with mold; Described upper clamp engages with slide block; Described locking adjusting rod is connected with in locking, skewback is vertical through after clamp.
A using method for bender, comprises the following steps:
1) equipment debugging, first lubricates slide block and slide block guide rail thereof, lower battle pin hole, pressed on ring pin-and-hole, oil cylinder pin-and-hole, fulcrum pin axis hole, connecting rod pin-and-hole; Then check whether lower ring resilience gap, pressed on ring elastic gap, oil cylinder elastic gap, connecting rod elastic gap each several part adopt bolt-locking; Guarantee that above-mentioned each flexible connection position is rotatably connected stable, reliable;
2) for the workpiece shapes of required processing, select suitable mold, mold is fastened on lower clamp, upper clamp is fastened on slide block; Mobile locking adjusting rod, drives the upper skewback of locking relative to the lower skewback dislocation motion of locking, is arranged on by mold on slide block;
3) adjusting operating platform levelness, rotate adjusting screw(rod), in adjustment, skewback is moved with under the cooperation of adjusting screw(rod) at its screwed hole, and in adjustment, skewback produces dislocation motion with regulating lower skewback, reaches the object of adjusting operating platform height;
4) workpiece blank is placed on bed die, primer fluid pressing system, in-oil cylinder piston rod stretches out, rise around rotating through fulcrum pin axis hole and the bearing pin of pin shaft hole that is arranged on frame in one end of the oil cylinder pin-and-hole that beam arm is connected with oil cylinder, the one end of connecting rod pin-and-hole now beam arm is connected with the pressed on ring pin-and-hole of aligning connecting rod declines around rotating with the bearing pin of the pin shaft hole being arranged on frame through fulcrum pin axis hole, the rotation descending motion of beam arm drives aligning connecting rod to decline, the descending motion of aligning connecting rod promotes slider waveguide rod and moves downward, simultaneously, slide block also moves downward along with moving downward of slider waveguide rod, moving downward of slide block drives mold Vertical dimension workpiece motion s, under coordinating, completes the bending and molding to workpiece with bed die,
5) take off workpiece, workpiece bending and molding completes.
Preferably, described step 4) in comprise being synchronized with the movement of two groups of beam arms, this is synchronized with the movement and has been controlled by the synchronizing shaft of connection two beam arms.
3, beneficial effect
Compared to prior art, beneficial effect of the present invention is:
(1) apparatus of the present invention adopt special Power Component, this Power Component utilizes oil cylinder support beam arm to do lever rotary motion, by the Power output of oil cylinder on slide block, because common bending machine oil cylinder is directly connected with slide block, therefore large-tonnage require under bender oil cylinder volume very large, expensive, bender volume is corresponding also can be very large, cost is high, and bender of the present invention utilizes lever principle, less oil cylinder working-pressure is exported through lever and amplifies, slider end is inputed to after being multiplied, make slider end just can export large tonnage pressure in compared with small oil tank situation, solve existing large-tonnage bender volume large, expensive problem, motion due to beam arm two ends is the circular motion around fulcrum, therefore aligning connecting rod is set, aligning connecting rod two ends are free end, one end is connected with beam arm, the other end is connected with slider waveguide rod, this makes it possible to the rectilinear motion convert rotational motion of beam arm being become slide block, achieve slide block and move both vertically accurately,
(2) slider waveguide rod of the present invention adopts guide rod seat and guide rod pressing plate two parts composition, facilitates the installation of rotary pin shaft on the one hand, on the other hand can according to the in good time adjusting pin shaft clearance of operating mode, to reach requirement flexible, stable when bearing pin rotates;
(3) the present invention aligns connecting rod and can play the pivotal role connecting beam arm and slider waveguide rod, and the two ends of aligning connecting rod are free end, can by the vertical linear motion of the convert rotational motion of beam arm required for slide block; Matching with the pin shaft hole of slider waveguide rod end, the connecting rod pin-and-hole of beam arm end respectively in lower battle pin hole on aligning connecting rod, pressed on ring pin-and-hole, completes flexible connection; Pressed on ring pin-and-hole extends radially outward and is provided with a pressed on ring elastic gap, lower battle pin hole extends radially outward and is provided with a lower ring resilience gap, elastic gap the installation that can facilitate on the one hand bearing pin is set, avoid traditional bearing pin to adopt and swing the rough mounting means that sledgehammer breaks, installation effectiveness is high, equipment damage is little, the gap between bearing pin and each bearing pin installing hole can be adjusted on the other hand in good time, to meet requirement flexible, stable when bearing pin rotates, improve the stability of integral power transmission, the energy reduced in the process of power transmission runs off;
(4) beam arm of the present invention plays lever arm, due to slide block wider width, adopt a Power Component easily to occur crooked, therefore when adopting two groups of Power Components, need to utilize the synchronizing shaft be arranged between two groups of beam arms to complete being synchronized with the movement of two groups of Power Components; Synchronized links on beam arm folds the effect be firmly connected with synchronizing shaft, synchronous locating slot on synchronized links dish is corresponding with the synchronous groove on synchronizing shaft, key is provided with in synchronous locating slot and synchronous groove, the torque load of connecting bolt between flange and synchronized links dish in synchronous rotary process can be alleviated, improve the stability that two groups of Power Components are synchronized with the movement;
(5) fulcrum during beam arm rotary motion on the present invention's two groups of Power Components and synchronizing shaft are arranged on the same axis, stability and accuracy of synchronism that two groups of Power Components are synchronized with the movement can be improved further, thus improve the functional reliability of bender, also effectively can reduce oil cylinder output pressure at beam arm to the energy loss in slide block transmitting procedure simultaneously;
(6) the present invention is in order to improve the machining accuracy of bender of the present invention, improve the levels of planarity of workbench, arranging in the lower end of workbench riser can the governor motion of adjusting operating platform riser height, driving water Pingdu can be adjusted in good time, reach and slide block synchronous parallel, improve Workpiece Machining Accuracy, simultaneously can reduce equipment failure rate, extension device service life;
(7) frame of the present invention being arranged the position regulating lower skewback is hemisphere groove, the one end regulating lower skewback to contact with hemisphere groove is hemispherical, can avoid like this, in governor motion adjustment process, stuck phenomenon occurs, under making adjustment, skewback is more flexible in moving process;
(8) the present invention loosens for avoiding producing when in apparatus of the present invention, mold is installed, adopt locking device, mold can be securely fixed on slide block by first installing the mode of locking afterwards, and the tightness of mold can be adjusted in real time, the adjustment for bender precision brings very large convenience;
(9) using method of bender of the present invention is simple, bending process can be carried out to large-scale workpiece under less oil cylinder working-pressure, compensate for the defect that traditional large-scale workpiece needs large-tonnage, large volume bender could be processed, save production, manufacturing cost, improve production, manufacture efficiency, develop fast and efficiently made major contribution for promoting mechanical Bending Processing industry.
Accompanying drawing explanation
Fig. 1 is the front view of apparatus of the present invention;
Fig. 2 is the side view of apparatus of the present invention;
Fig. 3 is the rearview of apparatus of the present invention;
Fig. 4 is the structural representation of slider waveguide rod in apparatus of the present invention;
Fig. 5 is the structural representation aligning connecting rod in apparatus of the present invention;
Fig. 6 is the structural representation of beam arm in apparatus of the present invention;
Fig. 7 is the partial enlarged drawing of part A in Fig. 2;
Fig. 8 is the partial enlarged drawing of part B in Fig. 2;
Fig. 9 is the left view of Fig. 8;
Figure 10 is the structural representation after removing clamp in Fig. 8.
In figure: 1, frame; 2, slide block guide rail;
3, slide block; 31, skewback in locking; 32, the lower skewback of locking; 33, lower clamp; 34, adjusting rod is locked; 35, upper clamp;
4, slider waveguide rod; 41, guide rod seat; 42, guide rod pressing plate;
5, connecting rod is aligned; 51, ring under connecting rod; 52, lower battle pin hole; 53, lower ring resilience gap; 54, connecting rod pressed on ring; 55, pressed on ring pin-and-hole; 56, pressed on ring elastic gap;
6, beam arm; 61, oil cylinder pin-and-hole; 62, oil cylinder elastic gap; 63, synchronized links dish; 64, synchronous locating slot; 65, connecting rod pin-and-hole; 66, connecting rod elastic gap;
7, oil cylinder; 8, oil cylinder seat;
9, workbench riser; 91, lower skewback is regulated; 92, adjusting screw(rod); 93, screw bolt seat; 94, skewback in adjustment;
10, synchronizing shaft.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, type of the present invention is described further.
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, a kind of bender, comprises frame 1, is arranged on the slide block guide rail 2 of frame 1 side, is arranged on slide block 3 on slide block guide rail 2 and Power Component, also comprise synchronizing shaft 10; Power Component is two groups, be symmetricly set in frame 1 respectively, each group Power Component comprises the oil cylinder seat 8 being arranged on frame 1 top shoe 3 opposite side, the beam arm 6 being arranged on frame 1 top by pinned connection and the oil cylinder 7 by pinned connection oil cylinder seat 8 and beam arm 6 one end; Opposite end beam arm 6 connecting oil cylinder 7 one end is provided with aligning connecting rod 5 by pinned connection; Aligning connecting rod 5 one end is provided with two slider waveguide rods 4 by pinned connection; Two slider waveguide rods 4 are fixedly connected with slide block 3; Beam arm 6 in two groups of Power Components is connected by synchronizing shaft 10.
As shown in Figure 4, slider waveguide rod 4 comprises guide rod seat 41 and guide rod pressing plate 42; Guide rod seat 41 is " L " shape, and should be fixedly connected with slide block 3 " L " shape openend, the other end is provided with the first half slot; Guide rod pressing plate 42 is provided with second half slot corresponding with half slot; First half slot and the second half slot are combined into a pin shaft hole; Guide rod pressing plate 42 is bolted on guide rod seat 41.
As shown in Figure 5, align connecting rod 5 and comprise ring 51 and connecting rod pressed on ring 54 under connecting rod; Ring 51 is provided with lower battle pin hole 52 under connecting rod; Connecting rod pressed on ring 54 is provided with pressed on ring pin-and-hole 55; Two slider waveguide rods 4 are connected with lower battle pin hole 52 through the pin shaft hole on slider waveguide rod 4 by bearing pin.
As shown in Figure 6, beam arm 6 comprises the oil cylinder pin-and-hole 61, the synchronized links dish 63 and by the pressed on ring pin-and-hole 55 connecting rod pin-and-hole 65 that be connected of bearing pin with aligning connecting rod 5 that are connected with oil cylinder 7 by bearing pin; Synchronized links dish 63 is connected with the flange be arranged on synchronizing shaft 10, synchronized links dish 63 is provided with synchronous locating slot 64; Flange is provided with the synchronous groove corresponding with synchronous locating slot 64, in synchronous locating slot 64 and synchronous groove, is provided with key; Synchronized links dish 63 center is provided with fulcrum pin axis hole; Beam arm 6 is connected with frame 1 with the pin-and-hole being arranged on frame 1 through fulcrum pin axis hole by bearing pin.
Above-mentioned slide block guide rail and slider waveguide rod 4, slider waveguide rod 4 and aligning connecting rod 5, aligning connecting rod 5 and beam arm 6, all pinned connection is passed through between beam arm 6 and oil cylinder 7, tradition generally adopts sledgehammer to be pounded by bearing pin in bearing pin installing hole when adopting pinned connection to install, this method easily causes bearing pin to be out of shape, bearing pin installing hole damages, and installation is wasted time and energy, follow-up maintenance maintenance difficult, in addition, because the present invention adopts special Power Component to say, comparatively small oil tank pressure transmission is amplified, in power transmission process, each pinned connection easily produces and loosens and wearing and tearing, thus cause reduce equipment life, fault rate increases, for solving the problem, the present invention adopts the following mode offering elasticity gap in bearing pin installing hole side: lower battle pin hole 52 extends radially outward and is provided with a lower ring resilience gap 53, pressed on ring pin-and-hole 55 extends radially outward and is provided with a pressed on ring elastic gap 56, lower ring resilience gap 53, pressed on ring elastic gap 56 are respectively by bolt-locking, oil cylinder pin-and-hole 61 is provided with " L " shape oil cylinder elastic gap 62, connecting rod pin-and-hole 65 is provided with connecting rod elastic gap 66, above-mentioned elastic gap all adopts bolted, offer the installation that elastic gap can facilitate on the one hand rotary pin shaft, on the other hand can according to the in good time adjusting pin shaft clearance of operating mode, to reach requirement flexible, stable when bearing pin rotates.
In order to improve the machining accuracy of bender of the present invention, improve the levels of planarity of workbench, the present invention also comprises workbench riser 9 and is arranged on the workbench governor motion of workbench riser 9 lower end; Workbench governor motion generally arranges two symmetrically in workbench riser lower end, workbench governor motion comprises the screw bolt seat 93 be arranged in frame 1, regulate lower skewback 91 and with skewback 94 in the adjustment regulating lower skewback 91 upper surface to contact; In adjustment, skewback 94 is inclined-plane with the face regulating lower skewback 91 to contact; Skewback 94 is provided with in adjustment the screwed hole perpendicular to workbench riser 9 outer surface; Screwed hole is provided with adjusting screw(rod) 92; One end that adjusting screw(rod) 92 stretches out screwed hole is stuck on screw bolt seat 93; In adjustment, to stretch out direction consistent for bevel direction and the adjusting screw(rod) 92 of skewback 94 lower surface; Frame 1 being arranged the position regulating lower skewback 91 is hemisphere groove; The one end regulating lower skewback 91 to contact with hemisphere groove is hemispherical, is plane with the one side regulating upper skewback 94 to contact.This governor motion can adjust driving water Pingdu in good time, reaches and slide block synchronous parallel, improves Workpiece Machining Accuracy, simultaneously can reduce equipment failure rate, extension device service life; Its mid frame being arranged the position regulating lower skewback is hemisphere groove, and the one end regulating lower skewback to contact with hemisphere groove is hemispherical, and can avoid occurring in governor motion adjustment process stuck phenomenon like this, under making adjustment, skewback is more flexible in moving process.
Produce when installing for avoiding in apparatus of the present invention mold and loosen, bender of the present invention also comprises mold further, be arranged on locking device between slide block 3 and mold; Locking device comprises skewback 31 and the lower skewback 32 of locking in clamp, locking; In locking, skewback 31 upper surface is horizontal plane, and this horizontal plane contacts with slide block lower surface, and in locking, the lower surface of skewback 31 is inclined-plane, and this inclined-plane contacts with the upper surface of the lower skewback 32 of locking; The upper surface of the lower skewback 32 of locking is also inclined-plane, and the lower surface of the lower skewback 32 of locking is horizontal plane, and this horizontal plane contacts with mold upper surface; Clamp comprises lower clamp 33, locking adjusting rod 34 and upper clamp 35; Lower clamp 33 engages with mold; Upper clamp 35 engages with slide block 3; Locking adjusting rod 34 is connected with in locking, skewback 31 is vertical through after clamp.
Apparatus of the present invention adopt special Power Component, this Power Component utilizes oil cylinder support beam arm to do lever rotary motion, by the Power output of oil cylinder on slide block, because common bending machine oil cylinder is directly connected with slide block, therefore large-tonnage require under bender oil cylinder volume very large, expensive, bender volume is corresponding also can be very large, cost is high, and bender of the present invention utilizes lever principle, less oil cylinder working-pressure is exported through lever and amplifies, slider end is inputed to after being multiplied, make slider end just can export large tonnage pressure in compared with small oil tank situation, solve existing large-tonnage bender volume large, expensive problem, motion due to beam arm two ends is the circular motion around fulcrum, therefore aligning connecting rod is set, aligning connecting rod two ends are free end, one end is connected with beam arm, the other end is connected with slider waveguide rod, this makes it possible to the rectilinear motion convert rotational motion of beam arm being become slide block, achieve slide block and move both vertically accurately.
A using method for bender, comprises the following steps:
1) equipment debugging, first lubricates slide block 3 and slide block guide rail 2 thereof, lower battle pin hole 52, pressed on ring pin-and-hole 55, oil cylinder pin-and-hole 61, fulcrum pin axis hole, connecting rod pin-and-hole 65; Then check whether lower ring resilience gap 53, pressed on ring elastic gap 56, oil cylinder elastic gap 62, connecting rod elastic gap 66 each several part adopt bolt-locking;
2) for the workpiece shapes of required processing, select suitable mold, mold is fastened on lower clamp 33, upper clamp is fastened on slide block 3; Mobile locking adjusting rod 34, drives the upper skewback 31 of locking relative to lower skewback 32 dislocation motion of locking, is arranged on by mold on slide block 3;
3) adjusting operating platform levelness, rotate adjusting screw(rod) 92, in adjustment, skewback 94 is moved with under the cooperation of adjusting screw(rod) 92 at its screwed hole, and in adjustment, skewback 94 produces dislocation motion with regulating lower skewback 91, reaches the object of adjusting operating platform height;
4) workpiece blank is placed on bed die, primer fluid pressing system, under the control of synchronizing shaft 10, two groups of Power Component actions simultaneously, keep harmonious: the piston rod in oil cylinder 7 stretches out, rise around rotating through fulcrum pin axis hole and the bearing pin of pin shaft hole that is arranged on frame 1 in one end of the oil cylinder pin-and-hole 61 that beam arm 6 is connected with oil cylinder 7, the one end of connecting rod pin-and-hole 65 now beam arm 6 is connected with the pressed on ring pin-and-hole 55 of aligning connecting rod 5 declines around rotating with the bearing pin of the pin shaft hole being arranged on frame 1 through fulcrum pin axis hole, the rotation descending motion of beam arm 6 drives aligning connecting rod 5 to decline, the descending motion of aligning connecting rod 5 promotes slider waveguide rod 4 and moves downward, simultaneously, slide block 3 also moves downward along with moving downward of slider waveguide rod 4, moving downward of slide block 3 drives mold Vertical dimension workpiece motion s, under coordinating, completes the bending and molding to workpiece with bed die,
5) take off workpiece, workpiece bending and molding completes.
The using method of bender of the present invention is simple, bending process can be carried out to large-scale workpiece under less oil cylinder working-pressure, compensate for the defect that traditional large-scale workpiece needs large-tonnage, large volume bender could be processed, save production, manufacturing cost, improve production, manufacture efficiency, develop fast and efficiently made major contribution for promoting mechanical Bending Processing industry.

Claims (8)

1. a bender, comprise frame (1), be arranged on the slide block guide rail (2) of frame (1) side, be arranged on slide block (3) on slide block guide rail (2) and Power Component, it is characterized in that: also comprise synchronizing shaft (10); Described Power Component is two groups, be symmetricly set in frame (1) respectively, each group Power Component is comprised the oil cylinder seat (8) being arranged on frame (1) top shoe (3) opposite side, the beam arm (6) being arranged on frame (1) top by pinned connection and passes through the oil cylinder (7) of pinned connection oil cylinder seat (8) and beam arm (6) one end; The opposite end described beam arm (6) connecting oil cylinder (7) one end is provided with aligning connecting rod (5) by pinned connection; Described aligning connecting rod (5) one end is provided with two slider waveguide rods (4) by pinned connection; Two described slider waveguide rods (4) are fixedly connected with slide block (3); Beam arm (6) in two groups of described Power Components is connected by synchronizing shaft (10).
2. a kind of bender according to claim 1, is characterized in that: described slider waveguide rod (4) comprises guide rod seat (41) and guide rod pressing plate (42); Described guide rod seat (41) is " L " shape, and should be fixedly connected with slide block (3) " L " shape openend, the other end is provided with the first half slot; Described guide rod pressing plate (42) is provided with second half slot corresponding with half slot; The first described half slot and the second half slot are combined into a pin shaft hole; Described guide rod pressing plate (42) is bolted on guide rod seat (41).
3. a kind of bender according to claim 2, is characterized in that: described aligning connecting rod (5) comprises ring (51) and connecting rod pressed on ring (54) under connecting rod; Ring (51) is provided with lower battle pin hole (52) under described connecting rod; Described connecting rod pressed on ring (54) is provided with pressed on ring pin-and-hole (55); Described lower battle pin hole (52) extends radially outward and is provided with a lower ring resilience gap (53); Described pressed on ring pin-and-hole (55) extends radially outward and is provided with a pressed on ring elastic gap (56); Described lower ring resilience gap (53), pressed on ring elastic gap (56) are respectively by bolt-locking; Two described slider waveguide rods (4) are connected with lower battle pin hole (52) through the pin shaft hole on slider waveguide rod (4) by bearing pin.
4. a kind of bender according to claim 3, is characterized in that: described beam arm (6) comprises the oil cylinder pin-and-hole (61), the synchronized links dish (63) and by pressed on ring pin-and-hole (55) the connecting rod pin-and-hole (65) that be connected of bearing pin with aligning connecting rod (5) that are connected with oil cylinder (7) by bearing pin; Described synchronized links dish (63) is connected with the flange be arranged on synchronizing shaft (10), synchronized links dish (63) is provided with synchronous locating slot (64); Described flange is provided with the synchronous groove corresponding with synchronous locating slot (64), in described synchronous locating slot (64) and synchronous groove, is provided with key; Described oil cylinder pin-and-hole (61) is provided with " L " shape oil cylinder elastic gap (62); Described connecting rod pin-and-hole (65) is provided with connecting rod elastic gap (66).
5. a kind of bender according to claim 4, is characterized in that: described synchronized links dish (63) center is provided with fulcrum pin axis hole; Described beam arm (6) is connected with frame (1) with the pin-and-hole being arranged on frame (1) through fulcrum pin axis hole by bearing pin.
6. according to the arbitrary described a kind of bender of Claims 1 to 5, it is characterized in that: also comprise workbench riser (9) and be arranged on the workbench governor motion of workbench riser (9) lower end; Described workbench governor motion comprises the screw bolt seat (93) be arranged in frame (1), regulate lower skewback (91) and with skewback (94) in the adjustment regulating lower skewback (91) upper surface to contact; In adjustment, skewback (94) is inclined-plane with the face regulating lower skewback (91) to contact; Skewback (94) is provided with in adjustment the screwed hole perpendicular to workbench riser (9) outer surface; Described screwed hole is provided with adjusting screw(rod) (92); One end that described adjusting screw(rod) (92) stretches out screwed hole is stuck on screw bolt seat (93); In described adjustment, to stretch out direction consistent for bevel direction and the adjusting screw(rod) (92) of skewback (94) lower surface.
7. a kind of bender according to claim 6, is characterized in that: described frame (1) being arranged the position regulating lower skewback (91) is hemisphere groove; One end that under described adjustment, skewback (91) contacts with hemisphere groove is hemispherical, is plane with the one side regulating upper skewback (94) to contact.
8., according to the arbitrary described a kind of bender of Claims 1 to 5, it is characterized in that: also comprise mold; Locking device is provided with between described slide block (3) and mold; Described locking device comprises skewback (31) and the lower skewback (32) of locking in clamp, locking; In described locking, skewback (31) upper surface is horizontal plane, and this horizontal plane contacts with slide block lower surface, and in locking, the lower surface of skewback (31) is inclined-plane, and this inclined-plane contacts with the upper surface of the lower skewback (32) of locking; Under described locking, the upper surface of skewback (32) is also inclined-plane, and the lower surface of the lower skewback (32) of locking is horizontal plane, and this horizontal plane contacts with mold upper surface; Described clamp comprises lower clamp (33), locking adjusting rod (34) and upper clamp (35); Described lower clamp (33) engages with mold; Described upper clamp (35) engages with slide block (3); Described locking adjusting rod (34) is connected with in locking, skewback (31) is vertical through after clamp.
CN201520844483.3U 2015-10-27 2015-10-27 Bending machine Expired - Fee Related CN205056721U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105215098A (en) * 2015-10-27 2016-01-06 安徽哈科数控机床制造有限公司 A kind of bender and using method thereof
CN105921572A (en) * 2016-06-30 2016-09-07 江苏亚威机床股份有限公司 Flanging mechanism of metal plate material flanging machine
CN109108157A (en) * 2018-07-06 2019-01-01 镇江市诚邦机械制造有限公司 A kind of multifunctional adjustable cable testing bridge washes off the integrated special plane of processing

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105215098A (en) * 2015-10-27 2016-01-06 安徽哈科数控机床制造有限公司 A kind of bender and using method thereof
CN105921572A (en) * 2016-06-30 2016-09-07 江苏亚威机床股份有限公司 Flanging mechanism of metal plate material flanging machine
CN105921572B (en) * 2016-06-30 2018-03-27 江苏亚威机床股份有限公司 A kind of metal blank folding brake edge-folding mechanism
CN109108157A (en) * 2018-07-06 2019-01-01 镇江市诚邦机械制造有限公司 A kind of multifunctional adjustable cable testing bridge washes off the integrated special plane of processing

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