CN109277443A - A kind of three dimensional curvature bending machine and its application method - Google Patents
A kind of three dimensional curvature bending machine and its application method Download PDFInfo
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- CN109277443A CN109277443A CN201811438974.2A CN201811438974A CN109277443A CN 109277443 A CN109277443 A CN 109277443A CN 201811438974 A CN201811438974 A CN 201811438974A CN 109277443 A CN109277443 A CN 109277443A
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- tubing
- bending
- rack
- pusher
- jacking mechanism
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of three dimensional curvature bending machine and its application methods, belong to bending machine technical field.It includes rack, swan neck system and feed device, and the swan neck system and feed device are both connected to the left side of rack, and the feed device includes the pusher and material jacking mechanism moved synchronously；Between pusher and material jacking mechanism, the pusher and material jacking mechanism are respectively used to control the both ends of tubing the swan neck system.The present invention is able to solve tubing clout and wastes excessive problem, and installment work is simple and convenient, is conducive to improve working efficiency, moreover, its swan neck system used can carry out bending in X-axis and Z-direction simultaneously；In addition, the invention also discloses a kind of application method of present apparatus, with easy to operate, high reliability.
Description
Technical field
The invention belongs to bending machine technical fields, specifically, being related to a kind of three dimensional curvature bending machine and its application method.
Background technique
Bending machine is generally divided into hydraulic pipe bender and CNC tube bending machine, and hydraulic pipe bender is pure hydraulic-driven, and numerical control is curved
Pipe machine is to joined PLC control system on the basis of hydraulic pipe bender, realizes digital information control；Digital controlled stereo bend pipe
Owner will be made of mechanical part, hydraulic system and PLC control system three parts, mechanical part mainly include feed device,
Swan neck system, assist device, lathe bed and bending die etc..
CNC tube bending machine is very widely used, and the product of processing is related to automobile, the various metal winding pipes on aircraft/train,
The various bend pipes of medical production equipment, the various bend pipes etc. in electricity generation boiler system, regardless of it is used in which kind of industry, with
The progress of science and technology, various equipment all develop towards fining direction, the quality and bending precision of bend pipe require it is more next high,
This is but also the requirement on machining accuracy to CNC tube bending machine is higher and higher.Feed device is being improved as the pith of bending machine
There is vital effect in its machining accuracy；Currently, interior pushing-type clamping device due to itself it is with good stability with
And most common feed device is become to the protection of tubing appearance.
Such as: Chinese Patent Application No. 201310659419.3, on 2 19th, 2014 patent documents of publication date are open
A kind of interior pushing-type clamping device of 3 D stereo corner clamp in CNC tube bending machine, belongs to CNC tube bending machine field.It is wrapped
Elastic collet is included, further includes top fixing sleeve, fixed sleeves, hydraulic outer shell, bearing, interior pushing sleeve, hydraulic inner casing, the first hydraulic cavities
With the second hydraulic cavities, the top fixing sleeve, fixed sleeves, hydraulic outer shell, bearing, elastic collet, interior pushing sleeve, it is hydraulic in
Cylinder, the first hydraulic cavities and the second hydraulic cavities are all cyclically symmetric structures, have a common central axis, inside is collectively formed one
A clamping inner cavity；But there is also many problems: since its fixed form needs the elastic collet by setting in it to apply tubing
Adding chucking power to realize the fixation to tubing, installation needs for be inserted into inside elastic collet tubing, and it is time-consuming and laborious, result in work
Low efficiency；Further, since a big chunk of tubing is needed to need to be inserted into the inside of clamping device, cause the position of tubing difficult
To carry out Bending Processing, tubing is similarly difficult to carry out effective bending work between clamping device and swan neck system, so that pipe
The clout of material is too long, greatly wastes material, increases production cost.Moreover, because the requirement of production technology, needs to pipe
Material carries out the bending work of X-axis and Z-direction simultaneously, and the program does not solve this technical problem yet.
For another example: China Patent No. 201711030761.1, on 2 23rd, 2018 patent documents of publication date disclose
A kind of flexible feed device and its bending machine of bending machine, belong to CNC tube bending machine field.It includes traversing vehicle frame and flexible biography
Motivation structure, traversing vehicle frame are arranged on feeding part by traversing line slideway auxiliary, and traversing vehicle frame connects hold assembly；Flexibility passes
Motivation structure includes nut seat, captive nut and traversing lead screw, and nut seat is arranged on feeding part, and captive nut is arranged by key
In the inner hole of nut seat, the floating guide sleeve for passing through spring compression is respectively arranged in captive nut two sides；Traversing lead screw setting exists
On traversing vehicle frame, it and captive nut are sequentially connected, and the traversing motor driven by being mounted on traversing vehicle frame.The program according to
So have the defects that above-mentioned.
Summary of the invention
1, it to solve the problems, such as
Tubing clout is too long caused by for the internal clamp tubing of the existing technology due to clamping device, clout wave
Take excessively, tubing installation is time-consuming and laborious and is difficult to simultaneously the problem of X-axis and Z-direction carry out bending, and the present invention provides one
Kind three dimensional curvature bending machine；It is able to solve tubing clout and wastes excessive problem, pacify by the way that the both ends of tubing are fixed
It is simple and convenient to fill work, is conducive to improve working efficiency, moreover, its swan neck system used can carry out X-axis and Z axis side simultaneously
To progress bending；In addition, the invention also discloses a kind of application method of present apparatus, with easy to operate, easy to use etc.
Advantage.
2, technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of three dimensional curvature bending machine, including rack, swan neck system and feed device, the swan neck system and feeding dress
The same side for being both connected to rack is set, the feed device includes pusher；The pusher is for pushing tubing
Movement；The swan neck system is used to carry out bending in X-axis and Z-direction to tubing.
Preferably, the feed device further includes material jacking mechanism, connecting plate and sliding block；The material jacking mechanism is used for will
Tubing is held out against until the end of tubing and pusher are in close contact；When installation, swan neck system is located at pusher and liftout machine
Between structure；The pusher and material jacking mechanism is separately fixed at the same side of connecting plate；The sliding block is multiple, and
The even other side for being mounted on connecting plate；The side of the rack is equipped with sliding rail；The sliding block is slidably connected with sliding rail.
Preferably, the side of the connecting plate is equipped with pore structure；The material jacking mechanism includes liftout bracket, described
The side of liftout bracket is equipped with through-hole；The fixation of the material jacking mechanism and connecting plate passes through through-hole by bolt and pore structure fills
With realizing；Wherein, the pore structure is multiple row, adjusts top by changing the corresponding relationship of pore structure of through-hole and different lines
Expect the relative position of mechanism and connecting plate.
Preferably, the pusher includes pusher bracket, and the pusher branch is provided with internal thread hole；The machine
One end of frame is equipped with fixed part；The machine frame inside is equipped with screw rod；One end of the screw rod is connect with fixed part, the other end
It is connect across internal thread hole with the fixed plate that central rack position is arranged in.
Preferably, the feed device further includes ejection block and the first regulation handle；The ejection block is with respect to bend pipe
The side of device is hinged with supporting plate, and the other side is equipped with locking bar；The liftout branch is provided with sticking department；The locking bar, which is worn, connects lock
Determine portion；First regulation handle is for adjusting sticking department for the chucking power of locking bar；The pusher bracket is with respect to bend pipe
The side of device is equipped with expeller.
It preferably, further include auxiliary device, the auxiliary device includes support base, vertical bar, upper auxiliary rod and lower auxiliary
Bar；The support base is fixed on the top of rack, and the side of rack is stretched out in end；The top of the vertical bar is rotatablely connected
In the end of support base, bottom is connect with upper auxiliary rod and lower auxiliary rod；Upper auxiliary rod and lower auxiliary rod are arranged in parallel, described
Upper auxiliary rod and lower auxiliary rod are for clamping tubing.
Preferably, the top of the vertical bar is connected with cross bar after stretching out support base, and the support base is equipped with driving
Device, the driving device are used to push or pull on the other end of cross bar.
Preferably, the swan neck system includes fixing seat, tubing passage, the first stator ring, the first driving portion, second
Driving portion, the second stator ring, third stator ring, the first bending wheel and the second bending wheel；The fixing seat is mounted on machine
The side of frame；The fixing seat includes top cover and bottom cover；First stator ring, tubing passage, the second stator ring,
Third stator ring is located between top cover and bottom cover；First stator ring and the second stator ring is located at tubing passage
Side, the third stator ring is located at the other side of tubing passage；The first bending wheel is located at tubing passage
Exit, the second bending wheel are located at the first bending wheel far from rack and are biased to the side of material jacking mechanism；Described first
Driving portion is used to control the horizontal position of the first bending wheel and the second bending wheel；Second driving portion is for controlling the second folding
The vertical position of curved wheel.
Preferably, the swan neck system further includes bending die holder；The bending die holder includes top plate interconnected
And bottom plate；One end of the top plate and bottom plate and the first stator ring are hinged, the first bending wheel be mounted on top plate and
Between bottom plate, first driving portion passes through the other end of driving top plate and bottom plate；Second driving portion is mounted on folding
On curved die holder；The second bending wheel is connected to the top of the second driving portion.
The application method of above-mentioned three dimensional curvature bending machine is applied to the top beam square tube of processing bus, specific steps
Are as follows:
A. make one end of tubing pass through swan neck system to contact with expeller, and entangled the engaging portion of the two with body；It adjusts
The position of whole material jacking mechanism makes ejection block withstand the other end of tubing, and holds supporting plate；
B. pusher is driven to be close to fixed part movement by power device, tubing and material jacking mechanism move synchronously, and make pipe
Material moves to bending position；
C. power device drives pusher to move to the direction far from fixed part, meanwhile, the first driving portion pushes bending
Die holder is moved to the direction far from rack, and the first bending wheel is made to move to predetermined position, applies a separate rack to tubing
Power, tubing are bent to the direction far from rack；Second driving portion drives the second bending wheel to move up, and moves to the second bending wheel pre-
Positioning is set, and the second bending wheel applies a upward power to tubing, is folded upward at tubing, is completed at the same time tubing in X-axis and Z axis
The bending in direction works；
D. one end that tubing is contacted with ejection block occurs far from the offset on rack direction, the end one of ejection block and tubing
Rotation is played, until tubing is not being contacted with ejection block.
3, beneficial effect
Compared with the prior art, the invention has the benefit that
(1) present invention is fixed the both ends of tubing by pusher and material jacking mechanism, presss from both sides with existing interior pushing-type
It holds device to compare, the clout of tubing can be greatly reduced, reduce production cost；Moreover, installment work is simple and convenient, favorably
In raising working efficiency；
(2) it is designed between the pusher and material jacking mechanism that the present invention uses by the structure that connecting plate is connected, Neng Goubao
The uniformity that card pusher and material jacking mechanism move between the two, and then guarantee the stability maintenance at tubing both ends；Moreover, support
Hinged connection type is used between plate and ejection block, it can be ensured that end of the tubing after bending is prevented when being detached from ejection block
Tubing is blocked, the continuity of bending process is increased；
(3) position of the ejection block in the present invention can be adjusted according to actual demand, and one end of tubing passes through curved
Contacted after pipe device with expeller, adjust the other end that the position of ejection block makes ejection block hold out against tubing, then, pusher and
Material jacking mechanism drives tubing to bending position；It wherein can be to the position of ejection block by the relative position of material jacking mechanism and connecting plate
Carry out accurate adjustment is set, and the position between ejection block and material jacking mechanism can also be adjusted, by rotating the first regulation handle, i.e.,
Sticking department can be reduced to the chucking power of locking bar, positional relationship of the mobile locking bar in sticking department, and then adjust ejection block and liftout
Relative position between mechanism, realizes the fine tuning to the position of ejection block, and two kinds of adjustment modes cooperate, can satisfy more
The use demand of kind length tubing；
(4) swan neck system that the present invention uses can carry out X to tubing simultaneously by the first bending wheel and the second bending wheel
The bending of axis and Z-direction works, and can adjust the bending degree of tubing according to actual production demand, meet polynary
The production requirement of change, it is applied widely；
(5) in the swan neck system that uses of the present invention setting of block can ensure to promote tubing to move in expeller it is close
When swan neck system, body is automatic to fall under the blocking of block, prevents body from entering inside swan neck system, avoids body
It is caught in swan neck system, improves the continuity of bending work；
(6) plug of the present invention is arranged in tubing passage, and plug and core bar are passed through in tubing by when processing, and there is core in when bending
The supporting role of stick, the not big change of the area in bending part section influence the fluence and intensity of pipeline after guaranteeing bending
Smaller, uniform force when making bending, the workpiece configurations after bending are beautiful；
(7) auxiliary body that is arranged of the present invention can be to controlling by upper auxiliary rod and lower auxiliary rod in the middle part of tubing
System prevents from causing to fold under middle part and have an adverse effect to bending process since tubing is too long, moreover, when pusher is close
When, vertical bar can be rotated, auxiliary rod and the rotation of lower auxiliary rod, avoid the interference of auxiliary rod and pusher in drive.
Detailed description of the invention
Fig. 1 is the overall structure diagram of three dimensional curvature bending machine of the present invention；
Fig. 2 is the enlarged drawing of A in three dimensional curvature bending machine Fig. 1 of the present invention；
Fig. 3 is the main view of three dimensional curvature bending machine of the present invention；
Fig. 4 is the structural schematic diagram of feed device in the present invention；
Fig. 5 is the installation diagram in the present invention between material jacking mechanism and connecting plate；
Fig. 6 is the installation diagram of swan neck system and rack in the present invention；
Fig. 7 is the structural schematic diagram of swan neck system in the present invention；
Fig. 8 is the internal structure chart of swan neck system in the present invention；
Fig. 9 is the internal structure chart of the first driving portion in the present invention；
Figure 10 is the internal structure chart of the second driving portion in the present invention.
In figure: 1, rack；101, sliding rail；102, screw rod；103, fixed plate；104, fixed part；
2, swan neck system；201, fixing seat；202, bending die holder；203, the first stator ring；204, the first driving portion；
2041, the first driving set casing；2042, the first driving cantilever arm；2043, the first driving power part；2044, the first driving induction
Block；2045, the first drive shaft；2046, the first thread bush；2047, first annular set；205, the second driving portion；2051, it second drives
Dynamic set casing；2052, the second driving cantilever arm；2053, the second driving power part；2054, the second driving sensor block；2055,
Two drive shafts；2056, the second thread bush；2058, the second annular sleeve；206, reinforcement part；207, the second stator ring；208, third
Stator ring；209, the first bending wheel；210, the second bending wheel；211, block；
3, feed device；301, pusher；302, material jacking mechanism；3021, through-hole；303, connecting plate；3031, Kong Jie
Structure；304, expeller；305, ejection block；3051, supporting plate；306, sticking department；307, the first regulation handle；308, sliding block；309,
Internal thread hole；
4, auxiliary device；401, support base；402, vertical bar；403, upper auxiliary rod；404, lower auxiliary rod；
5, core bar；
6, the second regulation handle；
7, first position sensor；
8, second position sensor；
9, plug.
Specific embodiment
The present invention is further described below with attached drawing combined with specific embodiments below.
Embodiment 1
As shown in figures 1 and 3, a kind of three dimensional curvature bending machine, including rack 1, rack 1 are used as support platform, one side
It is connected with swan neck system 2 and feed device 3, feed device 3 includes the pusher 301 and material jacking mechanism 302 moved synchronously, curved
Pipe device 2 is between pusher 301 and material jacking mechanism 302, and pusher 301 is for pushing tubing to move, material jacking mechanism
302 for holding out against tubing until the end of tubing is in close contact with pusher 301, and the effect of material jacking mechanism 302 can also lead to
Other modes realization is crossed, for example uses the mode of artificial hand push, the design of material jacking mechanism 302 improves automated production rate, saves
About manpower, moreover, being also beneficial to the standardization of production；Wherein, pusher 301 includes pusher bracket, and pusher bracket is opposite
The side of swan neck system 2 is equipped with expeller 304；Feed device 3 further includes ejection block 305, and material jacking mechanism 302 includes liftout branch
Frame, ejection block 305 are connected on liftout bracket, and the side of opposite swan neck system 2 is hinged with supporting plate 3051；Lead in the present embodiment
It crosses ejection block 305 and the both ends of tubing is fixed in expeller 304, compared with existing interior pushing-type feed device, Neng Gouji
The earth reduces the clout of tubing, reduces production cost；Moreover, installment work is simple and convenient, be conducive to improve working efficiency；Support
Hinged connection type is used between plate 3051 and ejection block 305, it can be ensured that end of the tubing after bending is being detached from liftout
It prevents from blocking tubing when block, increases the continuity of bending process.
As shown in figure 4, feed device 3 further includes connecting plate 303 and sliding block 308, connecting plate 303 is two, and is set in parallel
It sets, pusher 301 and material jacking mechanism 302 are separately fixed at the same side of connecting plate 303, and sliding block 308 is multiple, and uniformly peace
Mounted in the other side of connecting plate 303；The side of rack 1 is equipped with sliding rail 101, and sliding block 308 is slidably connected with sliding rail 101；Pusher
The structure design being connected between mechanism 301 and material jacking mechanism 302 by connecting plate 303, can guarantee pusher 301 and liftout
The uniformity that mechanism 302 moves between the two, and then guarantee the stability maintenance at tubing both ends；The surface of sliding rail 101 is equipped with V-arrangement
Slot, sliding block 308 are equipped with V-arrangement protrusion, and sliding block 308 and the connection of sliding rail 101 are realized by the assembly of V-arrangement protrusion and V-shaped groove,
In, 308 mirror symmetry of the sliding block arrangement on two connecting plates 303, so that the V-arrangement protrusion phase of two 303 top shoes 308 of connecting plate
To correspondence, V-shaped groove on sliding rail 101 is opposite facing to be answered, and can be guaranteed stability of the feed device 3 in sliding process, be made bending
Workpiece configurations afterwards are beautiful；It is fixed by way of bolt between sliding block 308 and connecting plate 303, can be realized above-mentioned connection side
The feasibility of formula.Pusher branch is provided with internal thread hole 309, and one end of rack 1 is equipped with fixed part 104, is equipped with screw rod inside rack 1
102, one end of screw rod 102 is connect with fixed part 104, and the other end passes through internal thread hole 309 and 1 medium position of rack is arranged in
Fixed plate 103 connects；Fixed part 104 is equipped with power part, and power part drives screw rod 102 to rotate, pusher 301 and liftout machine
The movement of 302 synchronous horizontal of structure.
As shown in figure 5, the side of connecting plate 303 is equipped with pore structure 3031, material jacking mechanism 302 includes liftout bracket, liftout
The side of bracket is equipped with through-hole 3021, and the fixation of material jacking mechanism 302 and connecting plate 303 passes through through-hole 3021 by bolt and hole is tied
Structure 3031 assembles to realize；Wherein, pore structure 3031 is multiple row setting, by the pore structure for changing through-hole 3021 and different lines
The relative position of 3031 corresponding relationship adjustment material jacking mechanism 302 and connecting plate 303.One of ejection block 305 with respect to supporting plate 3051
Side is equipped with locking bar, and locking bar, which is worn, connects sticking department 306, and liftout bracket is equipped with the first regulation handle 307, and the first regulation handle 307 is used
In adjusting sticking department 306 for the chucking power of locking bar.It the position of ejection block 305 in the present embodiment can be according to actual demand
It is adjusted, before bending, first one end of tubing is contacted after swan neck system 2 with expeller 304, adjusts ejection block 305
Position so that ejection block 305 is held out against the other end of tubing, then, pusher 301 and material jacking mechanism 302 drive tubing to bending
Position；Wherein, the position of ejection block 305 can be carried out slightly by changing the relative position of material jacking mechanism 302 and connecting plate 303
It adjusts, and the position between ejection block 305 and material jacking mechanism 302 can also be adjusted, by rotating the first regulation handle 307,
Sticking department 306 can be reduced to the chucking power of locking bar, positional relationship of the mobile locking bar in sticking department 306, and then adjust liftout
Relative position between block 305 and material jacking mechanism 302 realizes the accurate adjustment of the position to ejection block 305, two kinds of adjustment mode phases
Mutually cooperation, can satisfy the use demand of different lengths tubing.
Embodiment 2
With embodiment 1, except that: as shown in Fig. 2, further including auxiliary device 4, auxiliary device 4 includes support base
401, vertical bar 402, upper auxiliary rod 403 and lower auxiliary rod 404, support base 401 is fixed on the top of rack 1, and machine is stretched out in end
The left side of frame 1；The top of vertical bar 402 is rotatably connected on the end of support base 401, bottom and upper auxiliary rod 403 and lower auxiliary rod
404 connections；Upper auxiliary rod 403 and lower auxiliary rod 404 are arranged in parallel, and upper auxiliary rod 403 and lower auxiliary rod 404 are for clamping pipe
Material.The top of vertical bar 402 is connected with cross bar after stretching out support base 401, and the support base 401 is equipped with driving device, described
Driving device be used to push or pull on the other end of cross bar.Auxiliary body in the present embodiment passes through upper auxiliary rod 403 and lower auxiliary
Bar 404 can prevent from causing to fold under middle part and generate bending process since tubing is too long to controlling in the middle part of tubing
Adverse effect, moreover, when pusher 301 close to when, vertical bar 402 can be rotated, auxiliary rod 403 and lower auxiliary rod in drive
404 rotations, avoid the interference of auxiliary rod Yu pusher 301.
The bottom of vertical bar 402 is equipped with strip-shaped hole, and the end of upper auxiliary rod 403 and lower auxiliary rod 404 leads to after passing through strip-shaped hole
It crosses nut to be fastened, the other end is connected by bearing and elastic rolling set, and such structure design can be according to tubing
Size is adjusted, and can satisfy the requirement of diversification, and the setting of elastic rolling set is also avoided that the surface of tubing is damaged
It is bad.
Embodiment 3
With embodiment 1, except that: swan neck system 2 include fixing seat 201, tubing passage, the first stator ring 203,
First driving portion 204, the second driving portion 205, the second stator ring 207, third stator ring 208, the first bending wheel 209,
Two bending wheels 210 and block 211；Support platform of the fixing seat 201 as swan neck system 2 is mounted on the side of rack 1, fixed
Seat 201 includes top cover and bottom cover；First stator ring 203, tubing passage, the second stator ring 207, third stator ring 208
And block 211, between top cover and bottom cover, the first stator ring 203 and the second stator ring 207 are located at the one of tubing passage
Side, third stator ring 208 and block 211 are located at the other side of tubing passage；First bending wheel 209 is located at going out for tubing passage
At mouthful, the second bending wheel 210 is located at the first bending wheel 209 far from rack 1 and is biased to the side of material jacking mechanism 302, wherein first
Bending wheel 209 is used to carry out tubing the bending of horizontal direction, and the second bending wheel 210 is used to carry out tubing the folding of vertical direction
It is curved；First driving portion 204 is used to control horizontal direction position, the second driving portion of the first bending wheel 209 and the second bending wheel 210
The position of 205 vertical direction for controlling the second bending wheel 210.In the present embodiment, tubing is passing through pipe to bending part
Behind material channel, swan neck system 2 can carry out X-axis and Z axis to tubing simultaneously by the first bending wheel 209 and the second bending wheel 210
The bending in direction works, and the first stator ring 203, the second stator ring 207 and third stator ring 208 are hinged on top lid and bottom
Between lid, so that tubing carries out lateral fixation, the first stator ring 203,207 and of the second stator ring in bending to tubing
The side of third stator ring 208 be equipped with the conplane annular groove of tubing passage, the side of block 211 is equipped with and tubing
The conplane groove in channel can carry out longitudinal fixation to tubing, prevent tubing and the first about 209 bending wheel from misplacing, mention
The high stability of tubing, when bending, for tubing by tubing passage, the first stator ring 203, second of tubing passage two sides is solid
Determining guide wheel 207 and third stator ring 208, tubing can be fixed, and the first bending wheel 209 is existing to carry out horizontal folding for tubing
Curved, tubing is carried out vertical bending by the second bending wheel 210, and the present embodiment can pass through the first driving according to actual production demand
The bending degree in portion 204 and the adjustable tubing of the second driving portion 205, meets the production requirement of diversification, applied widely.
In addition, the setting of block can ensure blocking of the body in block when expeller promotes tubing to move to close to swan neck system
Under, it is automatic to fall, it prevents body from entering inside swan neck system, avoids body and be caught in swan neck system, improve bender
The continuity of work；Certainly, in order to improve the stability that block 211 is installed, block 211 is equipped with block far from the side of tubing passage
Seat, block 211 are embedded in stopper seat, and stopper seat is reinforced by the way that the cylindrical body of its side far from block 211 is arranged in.
Core bar 5 and plug 9 are equipped in tubing passage, one end of core bar 5 is connect with plug 9 by fastener, and the other end is solid
It is scheduled on fixed part 104, the second regulation handle 6 for adjusting plug 9 is installed, the second regulation handle 6 can on fixed part 104
The position of plug 9 is finely adjusted；Plug 9 is arranged in tubing passage, and plug 9 and core bar 5 are passed through in tubing by when processing, rolls over
Have the supporting role of plug 9 when curved, the not big change of the area in bending part section, guarantee after bending to the flow of pipeline and
Intensity effect is smaller, uniform force when making bending, and the workpiece configurations after bending are beautiful.
Embodiment 4
With embodiment 3, except that: as shown in Fig. 6, Fig. 7 and Fig. 8, swan neck system 2 further includes bending die holder 202, folding
Curved die holder 202 includes being connected with each other top plate and bottom plate, and one end of top plate and bottom plate is consolidated between top cover and bottom cover, and with first
It is hinged to determine guide wheel 203, the first driving portion 204 controls the first bending wheel 209 and the by the other end of driving top plate and bottom plate
The horizontal position of two bending wheels 210, the first bending wheel 209 are mounted between top plate and bottom plate, top plate and bottom plate in the present embodiment
One end far from the first stator ring 203 is equipped with support column, and the end of the first driving portion 204 and support are column articulated, wherein first
Stator ring 203, the first bending wheel 209 and support column are laid with triangular pattern, and such connection type is compact-sized, reliability
The function of components is adequately utilized in height, moreover, can also reduce support column to the propulsive thrust of the first driving portion 204；It is worked
Cheng Zhong, the first driving portion 204 is by awarding the i.e. controllable first bending wheel 209 of one thrust of support column or pulling force and the second bending
The horizontal position of the horizontal position of wheel 210；First driving portion 204 is hinged on the top and bottom of rack 1 by fixed column, Gu
The end of fixed column is hinged with reinforcement part 206, and reinforcement part 206 is an annular body, and the top of rack 1 is stretched out in the end of annular body
Stiffening plate is connected with outside behind bottom；Since the first driving portion 204 needs to award 209 1 very big thrusts of the first bending wheel
The bending work of horizontal direction could be completed, therefore, the fixation of the first driving portion 204 needs to strengthen, it is otherwise easy to appear damage,
The service life of equipment is seriously affected, and the reinforcement part 206 being arranged in the present embodiment can be answered what the first driving portion 204 transmitted
Power is passed to by stiffening plate on the top and bottom of rack 1, effectively reduce fixed column and rack 1 top and bottom it
Between articulated position at fatigue damage, increase the service life of equipment.Second driving portion 205 is mounted on bending die holder 202
On, the second driving portion 205 awards 210 supporting role of the second bending wheel.
Embodiment 5
With embodiment 4, except that: as shown in figure 9, the first driving portion 204 includes the first driving set casing 2041, the
One driving cantilever arm 2042, the first drive shaft 2045 and the first thread bush 2046；It is hollow inside first driving set casing 2041
Structure, and laterally lay, top and bottom pass through fixed column and reinforcement part 206 is hinged, the first drive shaft 2045, the first spiral shell
Line set 2046 and the first driving cantilever arm 2042 are respectively positioned on the inside of the first driving set casing 2041, the first driving cantilever arm 2042
One end stretch out first driving set casing 2041 and support it is column articulated, the other end and the first thread bush 2046 are affixed, first drive
The side of axis 2045 is equipped with external screw thread, and the first thread bush 2046 is socketed in the first drive shaft 2045, the first driving set casing
2041 one end far from the first driving cantilever arm 2042 are equipped with the first driving power part 2043, and the first driving power part 2043 is used
In driving the rotation of the first drive shaft 2045, wherein first annular set 2047 is additionally provided with inside the first driving set casing 2041, first
On the first driving cantilever arm 2042, the side of the first driving set casing 2041 is equipped with bolt for 2047 sets of annular sleeve, bolt according to
It is secondary to pass through the item that the setting of 2042 side of the first driving cantilever arm is withstood on after the first driving set casing 2041 and first annular set 2047
In shape slot.
When work, the first driving power part 2043 drives the rotation of the first drive shaft 2045, due to the first driving of bolt insertion
In the strip groove of 2042 side of cantilever arm setting, the first thread bush 2046 is traversing, drives the first driving cantilever arm 2042 traversing, into
And control the horizontal position of the first bending wheel 209 and the second bending wheel 210, wherein the outside of the first driving set casing 2041 is also
First position sensor 7 is installed, the end of the first driving cantilever arm 2042 is equipped with the first driving sensor block 2044, and first
The relative movement distance that sensor 7 is used to detect the first driving sensor block 2044 is set, detection the first driving sensor block 2044 is passed through
Relative movement distance, effectively prevent the first driving portion 204 due to around fixed column rotate and generate the deviation of directivity to measurement
The influence of precision improves the precision of Bending Processing.
As shown in Figure 10, the second driving portion 205 includes that the second driving set casing 2051, second drives cantilever arm 2052, the
Two drive shafts 2055, the second thread bush 2056 and the second annular sleeve 2057；It is hollow structure inside second driving set casing 2051,
Its top surface is fixed on the bottom plate of bending die holder 202, the second drive shaft 2055, the second thread bush 2056 and the second driving cantilever arm
2052 are respectively positioned on the inside of the second driving set casing 2051, and the first driving set casing is stretched out in one end of the second driving cantilever arm 2052
2041 connect with the second bending wheel 210, and the other end and the second thread bush 2056 are affixed, and the side of the second drive shaft 2055 is equipped with outer
Screw thread, the second thread bush 2056 are socketed in the second drive shaft 2055, and the second driving set casing 2051 is stretched out far from the first driving
2042 one end of arm is equipped with the second driving power part 2053, and the second driving power part 2053 is for driving 2055 turns of the second drive shaft
It is dynamic, wherein the second annular sleeve 2057 to be additionally provided with inside the second driving set casing 2051, the second 2057 sets of annular sleeve is in the second driving
On cantilever arm 2052, the second driving 2051 side of set casing is equipped with bolt, and screw bolt passes second drive set casing 2051
With withstood on after the second annular sleeve 2,057 second driving cantilever arm, 2052 side setting strip groove in.
When work, the second driving power part 2053 drives the rotation of the second drive shaft 2055, due to the second driving of bolt insertion
In the strip groove of 2052 side of cantilever arm setting, the second thread bush 2056 is traversing, drives the second driving cantilever arm 2052 traversing, into
And control the vertical position of the second bending wheel 210, wherein the outside of the second driving set casing 2051 is also equipped with second position biography
Sensor 8, the end of the second driving cantilever arm 2052 are equipped with the second driving sensor block 2054, and second position sensor 8 is used to examine
Survey the relative movement distance of the second driving sensor block 2054.
Hydraulic bent tube technique is traditionally generally used, since tubing divides its internal stress to be to become in change arc stage and curved small arc portion
Change, due to the software feature of hydraulic oil, keeps oil cylinder flexible from stablizing according to data demand, to influence the consistent of tube forming
Property, and in the present embodiment, the second driving power part 2053 and the first driving power part 2043 can provide power using motor,
It is matched with above structure, is fully able to overcome drawbacks described above, moreover, substantially increasing precision by the way of screw rod transmission.
Wherein, the fit-up gap between the first driving cantilever arm 2042 and the first driving set casing 2041 is 0.5~0.8mm, and second drives
Fit-up gap between dynamic cantilever arm 2052 and the second driving set casing 2051 is 0.5~0.8mm, by with above-mentioned structure phase
The machining accuracy of bending machine can be improved 68% by cooperation.
Embodiment 6
A kind of application method of swan neck system, using swan neck system described in embodiment 5, here is the top to bus
Beam square tube bending illustrates.
A kind of application method of swan neck system, the steps include:
A. tubing being moved to bending position, the first driving power part 2043 drives the first drive shaft 2045 to rotate, and first
Thread bush 2046 is traversing, drives the first driving cantilever arm 2042 traversing, the first bending wheel 209 and the second bending wheel 210 move to
Predeterminated level position, first position sensor 7 carry out school survey to its position；
B. the second driving power part 2053 drives the rotation of the second drive shaft 2055, and the second thread bush 2056 is traversing, drives the
Two driving cantilever arms 2052 are traversing, and the second bending wheel 210 moves to desired height position, and second position sensor 8 is to its position
Carry out school survey；
C. the first bending wheel 209 applies the power far from rack 1 to tubing, and tubing is bent to the direction far from rack 1；
Second bending wheel 210 moves to predetermined position, and the second bending wheel 210 applies a upward power to tubing, is bent up tubing
Folding pushes tubing movement, completes tubing and works in the bending of X-axis and Z-direction.
It can be seen that the application method of this kind of three dimensional curvature bending machine is easy to operate, easy to use, bending precision is high, energy
Enough meet the process requirements of different length tubing.
Embodiment 7
A kind of application method of three dimensional curvature bending machine, using the three dimensional curvature bending machine in embodiment 3, below
It is illustrating for the top beam square tube bending to bus.
A kind of application method of three dimensional curvature bending machine, the steps include:
A. make one end of tubing pass through swan neck system 2 to contact with expeller 304, and covered the engaging portion of the two with body
Firmly；The position for adjusting material jacking mechanism 302, makes ejection block 305 withstand the other end of tubing, and hold supporting plate 3051；
Wherein, the specific adjusting operation of material jacking mechanism 302 are as follows: change the corresponding relationship of the pore structure 3031 of through-hole 3021 and different lines,
Make ejection block 305 closest to the end of tubing, then, by rotating the first regulation handle 307, reduces sticking department 306 to locking bar
Chucking power, positional relationship of the mobile locking bar in sticking department 306 make ejection block 305 withstand the end of tubing, 3051 support of supporting plate
Firmly tubing.
B. it drives pusher 301 to be close to fixed part 104 by power device to move, tubing is synchronous with material jacking mechanism 302
Movement, makes tubing move to predetermined bending position, tubing is clamped, prevented under tubing by upper auxiliary rod 403 and lower auxiliary rod 404
Folding.
C. power device drives pusher 301 to move to the direction far from fixed part 104, meanwhile, the first driving portion 204
It pushes bending die holder 202 to move to the direction far from rack 1, the first bending wheel 209 is made to move to predetermined position, tubing is applied
One makes its curved thrust, and tubing is bent to the direction far from rack 1；Second driving portion 205 drives on the second bending wheel 210
Move, the second bending wheel 210 made to move to predetermined position, the second bending wheel 210 applies a upward power to tubing, make tubing to
Upper bending, the bending for being completed at the same time tubing in X-axis and Z-direction work.
D. one end that tubing is contacted with ejection block 305 occurs far from the offset on 1 direction of rack, ejection block 305 and tubing
End rotate together, until tubing do not contacting with ejection block 305.
E. when expeller 304 is moved at 2 position of swan neck system, block 211 blocks body, makes under its nature
It falls, completes the bending to tubing and work.
It can be seen that the application method of this kind of three dimensional curvature bending machine is easy to operate, easy to use, bending precision is high, energy
Enough meet the process requirements of different length tubing.
Example of the present invention is only that preferred embodiments of the present invention will be described, not to present inventive concept and
Range is defined, and under the premise of not departing from design philosophy of the present invention, this field engineers and technicians are to technology of the invention
The various changes and improvements that scheme is made should all fall into protection scope of the present invention.
Claims (10)
1. a kind of three dimensional curvature bending machine, including rack (1), swan neck system (2) and feed device (3), it is characterised in that: described
Swan neck system (2) and feed device (3) be both connected to the same side of rack (1), the feed device (3) includes pusher
Structure (301)；The pusher (301) is for pushing tubing to move；The swan neck system (2) is used for tubing in X-axis
Bending is carried out with Z-direction.
2. three dimensional curvature bending machine according to claim 1, it is characterised in that: the feed device (3) further includes top
Expect mechanism (302), connecting plate (303) and sliding block (308)；The material jacking mechanism (302) is used to hold out against tubing until tubing
End and pusher (301) be in close contact；When installation, swan neck system (2) is located at pusher (301) and material jacking mechanism
(302) between；The pusher (301) and material jacking mechanism (302) is separately fixed at the same side of connecting plate (303)；Institute
The sliding block (308) stated is multiple, and is uniformly mounted on the other side of connecting plate (303)；The side of the rack (1) is equipped with
Sliding rail (101)；The sliding block (308) is slidably connected with sliding rail (101).
3. three dimensional curvature bending machine according to claim 2, it is characterised in that: the side of the connecting plate (303) is set
There are pore structure (3031)；The material jacking mechanism (302) includes liftout bracket, and the side of the liftout bracket is equipped with through-hole
(3021)；The fixation of the material jacking mechanism (302) and connecting plate (303) passes through through-hole (3021) and pore structure by bolt
(3031) assembly is to realize；Wherein, the pore structure (3031) is multiple row, by the hole for changing through-hole (3021) and different lines
The relative position of corresponding relationship adjustment material jacking mechanism (302) and connecting plate (303) of structure (3031).
4. three dimensional curvature bending machine according to any one of claims 1 to 3, it is characterised in that: the pusher
Structure (301) includes pusher bracket, and the pusher branch is provided with internal thread hole (309)；One end of the rack (1) is equipped with solid
Determine portion (104)；Screw rod (102) are equipped with inside the rack (1)；One end and fixed part (104) of the screw rod (102) are even
It connects, the other end passes through the fixed plate (103) of internal thread hole (309) with setting in rack (1) medium position and connect.
5. three dimensional curvature bending machine according to claim 4, it is characterised in that: the feed device (3) further includes top
Expect block (305) and the first regulation handle (307)；The ejection block (305) is hinged with supporting plate with respect to the side of swan neck system (2)
(3051), the other side is equipped with locking bar；The liftout branch is provided with sticking department (306)；The locking bar, which is worn, connects sticking department
(306)；First regulation handle (307) is for adjusting sticking department (306) for the chucking power of locking bar；The pusher branch
Frame is equipped with expeller (304) with respect to the side of swan neck system (2).
6. three dimensional curvature bending machine according to any one of claims 1 to 3, it is characterised in that: further include auxiliary dress
It sets (4), the auxiliary device (4) includes support base (401), vertical bar (402), upper auxiliary rod (403) and lower auxiliary rod
(404)；The support base (401) is fixed on the top of rack (1), and the side of rack (1) is stretched out in end；The vertical bar
(402) end of support base (401) is rotatably connected at the top of, bottom and upper auxiliary rod (403) and lower auxiliary rod (404) are even
It connects；Upper auxiliary rod (403) and lower auxiliary rod (404) are arranged in parallel, and the upper auxiliary rod (403) and lower auxiliary rod (404) are used
In clamping tubing.
7. three dimensional curvature bending machine according to claim 6, it is characterised in that: the top of the vertical bar (402) is stretched out
Cross bar is connected with after support base (401), the support base (401) is equipped with driving device, and the driving device is for pushing away
Or draw the other end of cross bar.
8. three dimensional curvature bending machine according to claim 1, it is characterised in that: the swan neck system (2) includes fixing
Seat (201), tubing passage, the first stator ring (203), the first driving portion (204), the second driving portion (205), the second fixation are led
Take turns (207), third stator ring (208), the first bending wheel (209) and the second bending wheel (210)；The fixing seat (201)
It is mounted on the side of rack (1)；The fixing seat (201) includes top cover and bottom cover；First stator ring (203),
Tubing passage, the second stator ring (207), third stator ring (208) are located between top cover and bottom cover；Described first is solid
Determine guide wheel (203) and the second stator ring (207) is located at the side of tubing passage, the third stator ring (208) is located at
The other side of tubing passage；The first bending wheel (209) is located at the exit of tubing passage, the second bending wheel
(210) it is located at the first bending wheel (209) far from rack (1) and is biased to the side of material jacking mechanism (302)；First driving portion
(204) for controlling the horizontal position of the first bending wheel (209) and the second bending wheel (210)；Second driving portion (205)
For controlling the vertical position of the second bending wheel (210).
9. three dimensional curvature bending machine according to claim 8, it is characterised in that: the swan neck system (2) further includes folding
Curved die holder (202)；The bending die holder (202) includes top plate and bottom plate interconnected；The one of the top plate and bottom plate
Hingedly with the first stator ring (203), the first bending wheel (209) is mounted between top plate and bottom plate at end, and described the
The other end that one driving portion (204) passes through driving top plate and bottom plate；Second driving portion (205) is mounted on bending die holder
(202) on；The second bending wheel (210) is connected to the top of the second driving portion (205).
10. a kind of application method of three dimensional curvature bending machine described in claim 1, it is characterised in that: it is used to process bus
Top beam square tube, specific steps are as follows:
A. make one end of tubing pass through swan neck system (2) to contact with expeller (304), and covered the engaging portion of the two with body
Firmly；Adjust material jacking mechanism (302) position, so that ejection block (305) is withstood the other end of tubing, and make supporting plate (3051) by its
It holds；
B. pusher (301) are driven to be close to fixed part (104) movement by power device, tubing and material jacking mechanism (302) are same
Step movement, makes tubing move to bending position；
C. power device drives pusher (301) to move to the direction far from fixed part (104), meanwhile, the first driving portion
(204) it pushes bending die holder (202) to move to the direction far from rack (1), the first bending wheel (209) is made to move to pre-determined bit
It sets, the power far from rack (1) is applied to tubing, tubing is bent to the direction far from rack (1)；Second driving portion (205)
It drives the second bending wheel (210) to move up, so that the second bending wheel (210) is moved to predetermined position, the second bending wheel (210) is to tubing
Apply a upward power, be folded upward at tubing, the bending for being completed at the same time tubing in X-axis and Z-direction works；
D. one end that tubing is contacted with ejection block (305) occurs far from the offset on rack (1) direction, ejection block (305) and pipe
The end of material rotates together, until tubing is not being contacted with ejection block (305).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910132983.7A CN109772964B (en) | 2018-11-28 | 2018-11-28 | Pipe bending device and application method thereof |
| CN201811438974.2A CN109277443B (en) | 2018-11-28 | 2018-11-28 | Three-dimensional curvature pipe bender and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438974.2A CN109277443B (en) | 2018-11-28 | 2018-11-28 | Three-dimensional curvature pipe bender and using method thereof |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910132983.7A Division CN109772964B (en) | 2018-11-28 | 2018-11-28 | Pipe bending device and application method thereof |
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| CN109277443A true CN109277443A (en) | 2019-01-29 |
| CN109277443B CN109277443B (en) | 2020-04-14 |
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| CN201910132983.7A Active CN109772964B (en) | 2018-11-28 | 2018-11-28 | Pipe bending device and application method thereof |
| CN201811438974.2A Active CN109277443B (en) | 2018-11-28 | 2018-11-28 | Three-dimensional curvature pipe bender and using method thereof |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910132983.7A Active CN109772964B (en) | 2018-11-28 | 2018-11-28 | Pipe bending device and application method thereof |
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| CN112958661A (en) * | 2021-02-23 | 2021-06-15 | 广州聚物汇科技有限公司 | Intelligent pipe bending equipment |
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| EP0649688A1 (en) * | 1993-10-21 | 1995-04-26 | Rigobert Dipl.-Ing. Schwarze | Dual head tube bender |
| EP1591174A1 (en) * | 2004-03-26 | 2005-11-02 | WAFIOS Aktiengesellschaft | Bending device for bar or tube-shaped workpieces |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109772964A (en) | 2019-05-21 |
| CN109277443B (en) | 2020-04-14 |
| CN109772964B (en) | 2023-07-25 |
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Denomination of invention: A three-dimensional curvature pipe bender and its application method Effective date of registration: 20211018 Granted publication date: 20200414 Pledgee: Anhui Ma'anshan Rural Commercial Bank Co., Ltd Pledgor: ANHUI DEXI DHI TECHNOLOGY Co.,Ltd. Registration number: Y2021980010840 |