CN104259263B - Numerical control board bending machine - Google Patents
Numerical control board bending machine Download PDFInfo
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- CN104259263B CN104259263B CN201410436850.6A CN201410436850A CN104259263B CN 104259263 B CN104259263 B CN 104259263B CN 201410436850 A CN201410436850 A CN 201410436850A CN 104259263 B CN104259263 B CN 104259263B
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- sheet material
- numerical control
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
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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
- 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
- B21D43/003—Positioning devices
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention provides a numerical control board bending machine and belongs to the technical field of machinery. The numerical control board bending machine solves the problem that an existing board bending machine is not high in applicability. The numerical control board bending machine comprises a machine frame and a bending plate located on the upper portion of the machine frame. The machine frame is provided with a slanted working table. The working table is provided with a V-shaped concave forming groove. The machine frame is further provided with a support located above the working table. A driving mechanism capable of making the bending plate move horizontally and vertically is arranged between the bending plate and the support. When the driving mechanism drives the bending plate to move downwards, the lower end of the bending plate can be embedded in the forming groove. The lower portion of the support is further provided with a limiting mechanism. The limiting mechanism can block the lowermost edge of a board. The machine frame is further provided with a control panel. The control panel is provided with switches used for controlling the driving mechanism and the limiting mechanism to move. The numerical control board bending machine is high in applicability.
Description
Technical field
The invention belongs to field of mechanical technique, it is related to a kind of Digit Control Machine Tool, particularly a kind of numerical control sheet material bender.
Background technology
Casing in electric box is welded after bending using cold-rolled steel sheet material raw material.As can be seen that electrically
In case manufacturing process, the bending of sheet material raw material is one main operation.
Existing Plate Bending Machine is typically operator's hand-held board, then puts it at the bending operation of bender.
In above-mentioned operation process sheet material must rely on operator always by its hand-held fix, including be also required in Forging Process operate
Person is hand-held by it.
As can be seen that so increasing the labor intensity of operator, and, bending quality also fully relies on the work of operator
Make experience to determine.
Chinese patent its publication number CN203599301U provides a kind of " using the numerical control bender of servomotor ", and it wraps
Include a numerical control bender main body, numerical control bender main body includes a support, and equipped with a clamping device on support, clamping device includes
One upper rail, a lower guideway, clamping device connects a clamping device drive system, and clamping device drive system includes a compression electricity
Machine, clamping motor is servomotor, and servomotor connects upper rail and lower guideway by drive system.Servomotor is in signal electricity
Pressure is no rotation phenomenon when zero, using the numerical control bender of servomotor, can avoid upper and lower slide block excessive compression sheet material, effectively
Prevent sheet deformation, improve the performance of the close bending part of sheet material, reduce bending part burr.The rotating speed of servomotor is with torque
Increase and uniform descent.
The numerical control bender of servomotor is adopted, the control accuracy of clamping device is high, can avoid upper and lower cunning in above-mentioned patent
Block collision sheet material simultaneously can be accurately positioned to sheet material, be conducive to improving the bending precision of sheet material, improve yield rate.But, folding
Need for operator during curved and sheet material is carried out hand-held fixation.Still there is the big problem of labor intensity.
And, require for different bendings, its bending quality depends entirely on the working experience of operator.Not only it is fitted
Not high with property, and operation process is time-consuming, laborious.
Content of the invention
The purpose of the present invention is the problems referred to above existing for prior art, provides that a kind of structure is simple and the suitability is high
Numerical control sheet material bender.
The purpose of the present invention can be realized by following technical proposal：A kind of numerical control sheet material bender, including a frame and
Positioned at upper rack bending plate it is characterised in that the workbench of inclination is had on described frame, described workbench has
Have V-shaped recessed forming tank, above-mentioned frame also have the support above workbench, above-mentioned bending plate and support it
Between there is the drive mechanism that can make bending plate upper and lower translation, and bending plate lower end can be embedding after drive mechanism drives bending plate to move down
At above-mentioned forming tank, described support bottom also has position-limit mechanism, and above-mentioned position-limit mechanism can be by the edge of sheet material lowest part
Stop, described frame also have control panel have at described control panel for controlling above-mentioned drive mechanism and spacing
The switch of mechanism action.
The sheet material being cut into suitable size is put at workbench, because workbench is to tilt, on workbench
Sheet material under lowest part from Gravitative Loads to workbench slide.Because position-limit mechanism is located at workbench lowest part, by spacing
Sheet material is stopped by structure so that sheet material stable at workbench.
Forming tank is located at the bottom of sheet material, and bending plate is located at sheet material top.After drive mechanism makes bending plate move down, just can be by
Sheet metal bending.
Certainly, by drive mechanism and the position-limit mechanism action of control panel energy centralized Control this numerical control sheet material bender.
In above-mentioned numerical control sheet material bender, described bending plate includes plate body and guide post, described plate body lower edge
There is the bending part matching with forming tank, above-mentioned guide post lower end is connected on plate body, described support has leading of running through
To hole and above-mentioned guide post be located at pilot hole at.
Guide post is coordinated with the pilot hole on support, can make stable the moving up and down of guide post.Because plate body is attached to
On guide post, plate body finally can be made smoothly to move up and down.
In above-mentioned numerical control sheet material bender, described support has tubular guide cylinder, above-mentioned guide post is located at
In guide cylinder.
Guide cylinder is big with guide post contact area, increases the guiding stability to guide post.
In above-mentioned numerical control sheet material bender, the quantity of described guide post is two and is respectively fixedly connected with the two ends in plate body
Place.
Two guide posts can make whole bending plate stable and smoothly move up and down.
In above-mentioned numerical control sheet material bender, described drive mechanism includes cylinder and connecting rod, the cylinder body of described cylinder
It is connected on support, the piston rod of described cylinder is connected in the middle part of connecting rod, the two ends of above-mentioned connecting rod are respectively fixedly connected with and guide at two
Bar upper end.
Cylinder stable action, can stable drivening rod move up and down, because the two ends of connecting rod are to be connected to two
Guide post upper end.Therefore, whole bending plate is driven stably to move by connecting rod.
Alternatively scheme, in above-mentioned numerical control sheet material bender, described drive mechanism includes motor, screw mandrel
And connecting rod, described motor is connected on support, and the lower end of described screw mandrel is connected on machine shaft, in the middle part of described screw mandrel and connecting rod
Threaded, the two ends of above-mentioned connecting rod are respectively fixedly connected with two guide post upper ends.
The transmission of screw mandrel power is stable.Threaded cooperation with connecting rod by screw mandrel can move the stable whole bending plate of drive
Dynamic.
In above-mentioned numerical control sheet material bender, described position-limit mechanism includes guide pad and gag lever post, under described support
Portion has recessed gathering sill, and the both sides of the port of described gathering sill are respectively provided with protrusion gear edge, and above-mentioned guide pad is located at guiding
At the groove and both sides of guide pad are overlapped on corresponding gear respectively along upper, and above-mentioned gag lever post is connected on guide pad, described gag lever post
Quantity at least two.
Guide pad can make guide pad can only translate along gathering sill with gathering sill cooperation, and in guide pad translation motion, band is dynamically connected
Gag lever post thereon together moves.
Meanwhile, the stable lower edge stopping plate body of many gag lever post energy, thus sheet material is positioned at workbench.
Alternatively scheme, in above-mentioned numerical control sheet material bender, described position-limit mechanism includes workbench
The shoulder block that lower is protruded, described shoulder block is connected on the table.
It is resisted against on shoulder block positioned at the sheet material at workbench under Gravitative Loads, it is to avoid sheet material is in process by working
The lowest part landing of platform.
In above-mentioned numerical control sheet material bender, described guide pad has the connecting hole running through, under described connecting hole
There is inside port the convex edge ringwise protruded, described gag lever post upper end sidepiece has the convex shoulder of protrusion and convex shoulder is resisted against
At the convex edge stated, described support has the removal hole running through, described spacing after at above-mentioned guide pad movement is to removal hole
Bar is just right with above-mentioned removal hole.
The convex shoulder of gag lever post can make stable being connected on guide pad of gag lever post with the convex edge cooperation on guide pad.Apply upwards
Plus the power of pushing gag lever post, gag lever post can be made to be departed from by guide pad.
In above-mentioned numerical control sheet material bender, described support is connected with dismounting cylinder, the piston rod of dismounting cylinder
It is connected with above-mentioned guide pad.
In dismounting cylinder course of action, stable the translating along gathering sill of guide pad can be driven by piston rod.
In above-mentioned numerical control sheet material bender, described support is connected with dismounting motor, in the rotating shaft of dismounting motor
It is fixed with dismounting leading screw, described dismounting leading screw is threadeded with above-mentioned guide pad.
Motor dismantles screw mandrel with rotation during rotating.Because dismounting leading screw is to threaded with guide pad, and
Guide pad is in gathering sill, and therefore, drive guide pad that can be stable in dismounting leading screw rotation process translates along gathering sill.
In above-mentioned numerical control sheet material bender, between described guide pad and support, it is additionally provided with sensor, when above-mentioned sensing
After device is contacted with guide pad, sensor can send the signal making guide pad stop movement.
Dismounting motor or dismounting cylinder are connected with sensor by a common control system, once guide pad touches
After sensor, sensor sends signal to control system, control system make after receiving this signal above-mentioned dismounting motor or
Dismounting cylinder stopping action.Now, gag lever post is just right with dismounting hole site, applies external force and promotes shifting on gag lever post, just can make limit
Position bar is separated with guide pad.
In above-mentioned numerical control sheet material bender, described support has recessed installation cavity, described installation intracavity
It is hinged with contact block, inside described contact block, and installation cavity bottom between, there is spring, contact block under the elastic force effect of spring
Support is stretched out in outside, and the sensor is connected to outside contact block.
All the time support is stretched out under the elastic force effect of spring, the stable contact of energy after guide pad is mobile outside contact block
To outside contact block.Because sensor is located at outside contact block, therefore, sensor can stable with sense whether guide pad moves
Move to the de- bar position of gag lever post.
In above-mentioned numerical control sheet material bender, the port of described installation cavity has the chimb of protrusion, above-mentioned contact block
It is resisted against at chimb under the elastic force effect of spring.
Chimb stops to contact block, prevents contact block from being come off by installation cavity.
In above-mentioned numerical control sheet material bender, described guide pad top have the projection of protrusion and projection can with above-mentioned
Contact block contact outside.
Protrude projection can be more stable contact with contact block, raising contact stabilization.
In above-mentioned numerical control sheet material bender, described frame is also associated with for by the sheet material at workbench by
The shedding mechanism that the highest point of workbench is pushed to lowest part.
Manufactured sheet material can easily be taken out by workbench by shedding mechanism.
In above-mentioned numerical control sheet material bender, described shedding mechanism includes discharging motor, the tooth being connected in frame
Wheel, tooth bar and discharge arm, above-mentioned parallel with workbench in shaft-like discharge arm and abut at workbench, above-mentioned discharging motor
It is connected in frame and the rotating shaft of discharging motor is fixedly connected with gear, above-mentioned tooth bar is connected on discharge arm and rack and pinion phase
Engagement.
Pinion rotation, because wheel and rack meshes together, therefore, gear is driven in discharging motor operation
Band carry-over bar moves.Because tooth bar is connected on discharge arm, final drive discharge arm moves forward and backward, the discharge arm after moving
Can be by release workbench stable for manufactured sheet material.
In above-mentioned numerical control sheet material bender, described frame has two tubular discharge tubes, and above-mentioned two
Individual discharge tube is all enclosed within discharge arm.
Discharge tube is larger with discharge arm contact area ratio, moves before and after under the guide effect of discharge tube, discharge arm energy is stable
Dynamic.
In above-mentioned numerical control sheet material bender, the unloading rack that its sidepiece oriented that described frame is connected protrudes, above-mentioned
Discharge tube and discharging motor be both connected on unloading rack.
Unloading rack can provide connection space to above-mentioned discharge tube and discharging motor.
In above-mentioned numerical control sheet material bender, described unloading rack is also fixed with connecting seat, above-mentioned connecting seat is in U
Shape, described gear is located at the U-shaped opening of connecting seat, and above-mentioned discharge arm is located at the U-shaped bottom of connecting seat, described discharging
Motor is connected in outside connecting seat.
Form the passage passing through for discharge arm that is to say, that unloading to movement by connecting seat at the U-shaped opening of connecting seat
Material bar is guided.Meanwhile, connecting seat also provides installation site to gear.
In above-mentioned numerical control sheet material bender, described discharge arm outer end is located at connecting seat, described discharge arm the inner position
At workbench, and in discharge arm the inner, there is the guide part with workbench smooth excessiveness.
In above-mentioned numerical control sheet material bender, described discharge arm has close at guide part the backgauge of protrusion
Portion.
In above-mentioned numerical control sheet material bender, described guide part is the inclined-plane being obliquely installed with work top.
Alternatively scheme, in above-mentioned numerical control sheet material bender, described guide part is cambered surface.
Guide part can make sheet material slide into discharge arm top, and the sheet material sliding on discharge arm is stopped by backgauge portion,
Thus stable releases manufactured sheet material, complete discharge operation.
In above-mentioned numerical control sheet material bender, described discharge arm bottom has recessed bar-shaped trough, described work
The spacing pin of protrusion is had on station and spacing pin is located at above-mentioned bar-shaped trough.
In above-mentioned numerical control sheet material bender, described discharge arm sidepiece is contacted for face with workbench.
Alternatively scheme, in above-mentioned numerical control sheet material bender, described discharge arm bottom has the limit of protrusion
Position pin, described workbench has recessed bar-shaped trough and spacing pin is located at above-mentioned bar-shaped trough.
Bar-shaped trough and the cooperation of spacing pin, can make discharge arm move in the stroke setting, improve its stability.
In above-mentioned numerical control sheet material bender, it is convex that described machine frame inside is that cavity and the both sides in frame are respectively provided with
The supporting part one going out and supporting part two, described workbench is in that an edge of tabular and workbench is overlapped at supporting part one, work
Along being overlapped at supporting part two, the both sides of described workbench bear against the both sides in frame to the another side of station.
By supporting part one and supporting part two can firmly by table positions in frame.
In above-mentioned numerical control sheet material bender, described frame has its axial line equal with the moving direction of bending plate
The installing hole of row, described installation in the hole has actuator and the bearing being connected with actuator, after above-mentioned actuator band dynamic bearing moves
Described bearing can be resisted against workbench edge.
In above-mentioned numerical control sheet material bender, the port of described installing hole has protrusion baffle plate, described baffle plate and work
Station has filling block between edge, and above-mentioned filling block is pressed between workbench and baffle plate, and above-mentioned bearing is located at filling block
Bottom.
In above-mentioned numerical control sheet material bender, described actuator is motor, and described installing hole inner circumferential is fixed with silk
Bar, one end of described screw mandrel and associated electric motor, the other end of described leading screw is connected in bearing inner race.
Alternatively scheme, in above-mentioned numerical control sheet material bender, described actuator is cylinder, described cylinder
Piston rod be connected at the inner ring of above-mentioned bearing.
During Plate Bending Machine normal operation, filling block is pressed between workbench and baffle plate.Need workbench is dismantled
Or when bending plate is dismantled.Make after actuator action to move on bearing, filling block is ejected by the bearing after upper shifting.Bearing is driving
After moving down under part effect, now, workbench is unobstructed, and workbench edge slides into and is resisted against on baffle plate under gravity.
Now can easily dismantlement work platform, workbench dismounting after can easily dismantle bending plate.
Compared with prior art, this numerical control sheet material bender is due to being limited to processed sheet material by position-limit mechanism
Position, therefore, during use, labor intensity ratio is relatively low, and save trouble and labor.
Simultaneously as position-limit mechanism can be adjusted, therefore, the carrying out that it can be stable for various sizes of sheet material adds
Work, its suitability is higher.
In addition, sheet fabrication is well again in discharge process, directly passes through discharge arm and carry out discharging, discharging facilitates.And, above-mentioned
Discharging, spacing be all that its automaticity is also higher, has very high reality by concentrating setting operation at control panel
With being worth.
Brief description
Fig. 1 is the main structure diagram of this numerical control sheet material bender.
Fig. 2 is the side structure schematic view of this numerical control sheet material bender.
Fig. 3 is the cross section structure diagram after in this numerical control sheet material bender ejecting filling block.
Fig. 4 is that this numerical control sheet material bender is in cross section structure diagram during normal operation.
Fig. 5 is the cross section structure diagram at guide pad in this numerical control sheet material bender.
Fig. 6 be in this numerical control sheet material bender gag lever post and removal hole to cross section structure diagram thereafter.
Fig. 7 is the cross section structure diagram of shedding mechanism in this numerical control sheet material bender.
Fig. 8 is the cross section structure diagram of the junction of guide pad and support in this numerical control sheet material bender.
In figure, 1, frame；1a, workbench；1a1, forming tank；1b, spacing pin；1c, supporting part one；1d, supporting part two；
1e, installing hole；1f, actuator；1g, bearing；1h, baffle plate；2nd, bending plate；2a, plate body；2a1, bending part；2b, guide post；3、
Support；3a, gathering sill；3a1, gear edge；3b, removal hole；3c, installation cavity；3c1, chimb；4th, guide cylinder；5th, cylinder；6th, connecting rod；
7th, guide pad；7a, connecting hole；7b, convex edge；7c, projection；8th, gag lever post；8a, convex shoulder；9th, sensor；10th, contact block；11st, bullet
Spring；12nd, discharging motor；13rd, gear；14th, tooth bar；15th, discharge arm；15a, guide part；15b, backgauge portion；15c, bar-shaped trough；16、
Discharge tube；17th, unloading rack；18th, connecting seat；19th, control panel；20th, filling block.
Specific embodiment
As shown in figure 1, the bending plate 2 that this numerical control sheet material bender includes frame 1 and is located at frame 1 top, frame 1 has
There is the workbench 1a of inclination, workbench 1a has V-shaped recessed forming tank 1a1.
As depicted in figs. 1 and 2, frame 1 also has a support 3 above workbench 1a, bending plate 2 and support 3 it
Between there is the drive mechanism that can make bending plate 2 upper and lower translation, and when drive mechanism drive bending plate 2 move down after bending plate 2 lower end
Can be embedded at above-mentioned forming tank 1a1.
As shown in Figure 3 and Figure 4, support 3 bottom also has position-limit mechanism, and the edge of sheet material lowest part can be hindered by position-limit mechanism
Gear, described frame 1 also has control panel 19, has for controlling above-mentioned drive mechanism and limit at described control panel 19
The switch of position mechanism action.
Bending plate 2 includes plate body 2a and guide post 2b, and described plate body 2a lower edge has the folding matching with forming tank 1a1
Turn of bilge 2a1, above-mentioned guide post 2b lower end is connected on plate body 2a, and described support 3 has the pilot hole running through and above-mentioned guiding
Bar 2b is located at pilot hole.
In the present embodiment, support 3 has tubular guide cylinder 4, guide post 2b is located in guide cylinder 4.And, guide
The quantity of bar 2b is two and is respectively fixedly connected with the two ends of plate body 2a.
Drive mechanism includes cylinder 5 and connecting rod 6, and the cylinder body of described cylinder 5 is connected on support 3, the piston of described cylinder 5
Bar 6 is connected in the middle part of connecting rod 6, and the two ends of above-mentioned connecting rod 6 are respectively fixedly connected with two guide post 2b upper ends.
According to practical situation, drive mechanism can also adopt another scheme, that is,：This drive mechanism includes motor, silk
Bar and connecting rod, motor is connected on support 3, and the lower end of described screw mandrel is connected on machine shaft, with connecting rod 6 in the middle part of described screw mandrel
Threaded, the two ends of above-mentioned connecting rod 6 are respectively fixedly connected with two guide post 2b upper ends.
As shown in Figure 5 and Figure 6, position-limit mechanism includes guide pad 7 and gag lever post 8, and described support 3 bottom has recessed leading
To groove 3a, the both sides of the port of described gathering sill 3a are respectively provided with protrusion gear along 3a1, and above-mentioned guide pad 7 is located at gathering sill 3a
And the both sides of guide pad 7 are overlapped on corresponding gear respectively along along 3a1, above-mentioned gag lever post 8 is connected on guide pad 7, described spacing
The quantity of bar 8 at least two.
According to practical situation, position-limit mechanism can also adopt another scheme, that is,：Position-limit mechanism includes workbench 1a
The shoulder block that lower is protruded, described shoulder block is connected on workbench 1a.
As shown in figure 8, the connecting hole 7a running through is had on guide pad 7, at the lower port of described connecting hole 7a inside have
The convex edge 7b ringwise protruding, the convex shoulder 8a and convex shoulder 8a that described gag lever post 8 upper end sidepiece has protrusion are resisted against above-mentioned convex
Along at 7b, described support 3 has the removal hole 3b running through, described limit after at above-mentioned guide pad 7 moves to removal hole 3b
Position bar 8 is just right with above-mentioned removal hole 3b.
Dismounting cylinder is connected with support 3, the piston rod of dismounting cylinder and above-mentioned guide pad 7 are connected.According to actual feelings
Condition it is also possible on support 3 connection disassembling motor, the rotating shaft of dismounting motor is fixed with dismounting leading screw, described dismounting leading screw
Threaded with above-mentioned guide pad 7.
It is additionally provided with sensor 9 between guide pad 7 and support 3, after the sensor 9 is contacted with guide pad 7, sensor 9
The signal making guide pad 7 stop movement being sent.
Recessed installation cavity 3c is had on support 3, in described installation cavity 3c, is hinged with contact block 10, described contact block 10
Between inner side and installation 3c bottom of chamber portion, there is spring 11, under the elastic force effect of spring 11, stretch out support 3 outside contact block 10, on
State sensor 9 to be connected to outside contact block 10.
The port of installation cavity 3c has the chimb 3c1 of protrusion, and above-mentioned contact block 10 supports under the elastic force effect of spring 11
Lean against at chimb 1c1.Projection 7c and projection 7c that guide pad 7 top has protrusion can be with above-mentioned contact block 10 contact outside.
It is also associated with frame 1 for being pushed away the sheet material at workbench 1a to lowest part from the highest point of workbench 1a
Crowded shedding mechanism.
As shown in figs. 4 and 7, shedding mechanism includes being connected in frame 1 discharging motor 12, gear 13, tooth bar 14 and
Discharge arm 15, above-mentioned parallel with workbench 1a in shaft-like discharge arm 15 and abut at workbench 1a, above-mentioned discharging motor
12 are connected in frame 1 and the rotating shaft of discharging motor 12 is fixedly connected with gear 13, above-mentioned tooth bar 14 be connected on discharge arm 15 and
Tooth bar 14 is meshed with gear 13.
Two tubular discharge tubes 16 are had on frame 1, and above-mentioned two discharge tube 16 is all enclosed within discharge arm 15.
The unloading rack 17 that its sidepiece oriented that is connected in frame 1 protrudes, above-mentioned discharge tube 16 and discharging motor 12 are all connected with
On unloading rack 17.In the present embodiment, one of discharge tube 16 is solidly connected on unloading rack 17, and another one discharge tube 16 is solid
Be connected in frame 1 and with frame 1 be integral type structure.
Connecting seat 18 is also fixed with unloading rack 17, above-mentioned connecting seat 18 takes the shape of the letter U, described gear 13 is located at connecting seat 18
At U-shaped opening, above-mentioned discharge arm 15 is located at the U-shaped bottom of connecting seat 18, and described discharging motor 12 is connected in connecting seat
Outside 18.
In addition, discharge arm 15 bottom has recessed bar-shaped trough 15c, workbench 1a has the spacing pin of protrusion
1b and spacing pin 1b are located at above-mentioned bar-shaped trough 15c.Discharge arm 15 sidepiece is contacted for face with workbench 1a.According to actual feelings
Condition, may also be employed another scheme, that is,：Discharge arm 15 bottom has the spacing pin of protrusion, described workbench has recessed
The bar-shaped trough entering and spacing pin are located at above-mentioned bar-shaped trough.
Frame 1 is internal to be supporting part one 1c and supporting part two 1f that cavity and the both sides in frame 1 are respectively provided with protrusion,
Described workbench 1a is in that an edge of tabular and workbench 1a is overlapped on supporting part one 1c at, and the another side edge of workbench 1a is taken
It is connected at supporting part two 1f, the both sides of described workbench 1a bear against the both sides in frame 1.
The installing hole 1e that its axial line is paralleled with the moving direction of bending plate 2 is had on frame 1, in described installing hole 1e
There is the actuator 1f and bearing 1g being connected with actuator 1f, after above-mentioned actuator 1f band dynamic bearing 1g moves, described bearing 1g can support
Lean against workbench 1a edge.Actuator 1f is motor, and described installing hole 1e inner circumferential is fixed with screw mandrel, one end of described screw mandrel with
Associated electric motor, the other end of described leading screw is connected in bearing 1g inner ring.According to practical situation, actuator can also adopt cylinder,
The piston rod of described cylinder is connected at the inner ring of above-mentioned bearing 1g.
The sheet material being cut into suitable size is put at workbench 1a, because workbench 1a is to tilt, positioned at work
Sheet material on platform 1a slides to the lowest part of workbench 1a under Gravitative Loads.Because position-limit mechanism is minimum positioned at workbench 1a
Place, by position limiting structure, sheet material is stopped so that sheet material stable at workbench 1a.Specifically, guide pad 7 with lead
Guide pad 7 can be made can only to translate along gathering sill 3a to groove 3a cooperation, in guide pad 7 translation motion, drive be connected to it on spacing
Bar 8 together moves.
Between the top of described gag lever post 8 and support 3 gathering sill 3a, there is gap, this gap can be for moving on gag lever post 8.
Meanwhile, the stable lower edge stopping plate body of many gag lever post 8 energy, thus sheet material is positioned at workbench 1a.
Although that is, sheet material has the trend along workbench lowest part landing, being stopped by some gag lever posts 8,
Enable that sheet material is stable at workbench 1a to carry out bending operation.
Forming tank 1a1 is located at the bottom of sheet material, and bending plate 2 is located at sheet material top.After drive mechanism makes bending plate 2 move down,
Just can be by sheet metal bending.Certainly, can the drive mechanism of centralized Control this numerical control sheet material bender and spacing by control panel 19
Mechanism action.
Dismounting motor or dismounting cylinder are connected with sensor 9 by a common control system, once guide pad connects 7 touching
To after sensor 9, sensor 9 sends signal to control system, and control system makes above-mentioned dismounting motor after receiving this signal
Or dismounting cylinder stopping action.Now, gag lever post 8 is just right with removal hole 3b position, applies external force and promotes shifting on gag lever post 8,
Gag lever post 8 just can be made to separate with guide pad 7.
All the time support 3 is stretched out under the elastic force effect of spring 11 outside contact block 10, can be stable after guide pad 7 is mobile
Touch outside contact block 10.Because sensor 9 is located at outside contact block 10, therefore, sensor 9 can be led in stable sensing
Whether move to the de- bar position of gag lever post 8 to block 7.
In order to smoothly, to manufactured sheet material discharging, discharge arm 15 outer end is located at connecting seat 18, described discharge arm
15 the inners are located at workbench 1a, and have the guide part 15a with workbench 1a smooth excessiveness in discharge arm 15 the inner.This enforcement
In example, guide part 15a is the inclined-plane being obliquely installed with workbench 1a, and according to practical situation, guide part 15a is also feasible for cambered surface
's.
Meanwhile, backgauge portion 15b of protrusion is had close at guide part 15a on discharge arm 15.
Claims (3)
1. a kind of numerical control sheet material bender, including a frame with the bending plate that is located at upper rack is it is characterised in that described machine
The workbench of inclination is had on frame, described workbench has V-shaped recessed forming tank, above-mentioned frame also has and is located at
Support above workbench, having between above-mentioned bending plate and support to make the drive mechanism of bending plate upper and lower translation, and works as
Drive mechanism drive bending plate moves down rear bending plate lower end and can be embedded at above-mentioned forming tank, and described support bottom also has spacing
Mechanism, the edge of sheet material lowest part can be stopped also there is control panel in described frame, described control by above-mentioned position-limit mechanism
There is at panel the switch for controlling above-mentioned drive mechanism and position-limit mechanism action, described bending plate includes plate body and guiding
Bar, described plate body lower edge has the bending part matching with forming tank, and above-mentioned guide post lower end is connected on plate body, described
The pilot hole running through is had on frame and above-mentioned guide post is located at pilot hole, described support has tubular guide cylinder, on
State guide post to be located in guide cylinder, the quantity of described guide post is two and is respectively fixedly connected with the two ends of plate body；Described limit
Position mechanism includes guide pad and gag lever post, and described support bottom has a recessed gathering sill, and the two of the port of described gathering sill
Side is respectively provided with protrusion gear edge, and above-mentioned guide pad is located at gathering sill and the both sides of guide pad are overlapped on corresponding gear respectively along upper,
Above-mentioned gag lever post is connected on guide pad, the quantity of described gag lever post at least two；The company run through is had on described guide pad
Connect hole, at the lower port of described connecting hole inside there is the convex edge ringwise protruded, described gag lever post upper end sidepiece has protrusion
Convex shoulder and convex shoulder is resisted against at above-mentioned convex edge, described support has the removal hole running through, when above-mentioned guide pad is mobile extremely
After at removal hole, described gag lever post is just right with above-mentioned removal hole；Dismounting cylinder is connected with described support, dismantles cylinder
Piston rod and above-mentioned guide pad be connected.
2. numerical control sheet material bender according to claim 1 is it is characterised in that described drive mechanism includes cylinder and company
Bar, the cylinder body of described cylinder is connected on support, and the piston rod of described cylinder is connected in the middle part of connecting rod, and the two ends of above-mentioned connecting rod are divided
It is not connected in two guide post upper ends.
3. numerical control sheet material bender according to claim 1 is it is characterised in that described drive mechanism includes motor, silk
Bar and connecting rod, described motor is connected on support, and the lower end of described screw mandrel is connected on machine shaft, with company in the middle part of described screw mandrel
Bar is threaded, and the two ends of above-mentioned connecting rod are respectively fixedly connected with two guide post upper ends.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410436850.6A CN104259263B (en) | 2014-08-29 | 2014-08-29 | Numerical control board bending machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410436850.6A CN104259263B (en) | 2014-08-29 | 2014-08-29 | Numerical control board bending machine |
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| CN104259263A CN104259263A (en) | 2015-01-07 |
| CN104259263B true CN104259263B (en) | 2017-02-15 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104889204A (en) * | 2015-05-25 | 2015-09-09 | 苏州市华宁机械制造有限公司 | Steel plate machining tool |
| CN109731957A (en) * | 2019-03-05 | 2019-05-10 | 浙江科创数控设备有限公司 | Plate positioning device and bending machine |
| CN112275853A (en) * | 2020-11-11 | 2021-01-29 | 廖跃龙 | 90 degrees crib crimpers of steel sheet |
| CN112676389A (en) * | 2020-12-11 | 2021-04-20 | 马鞍山力森金属结构有限公司 | Steel sheet bending device is used in steel construction part overlap joint |
| CN118371575B (en) * | 2024-06-25 | 2024-09-06 | 河南瀚之源实业有限公司 | Armored door plate shearing and punching equipment |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0812893B2 (en) * | 1991-12-28 | 1996-02-07 | 政洋 西尾 | Lead terminal pressing method and lead terminal pressing apparatus |
| JP3995351B2 (en) * | 1998-11-11 | 2007-10-24 | 株式会社入野製作所 | Plate processing machine |
| JP2000263138A (en) * | 1999-03-18 | 2000-09-26 | Amada Co Ltd | Mechanism, method for automatically setting positioning of work and storage medium |
| US6668612B2 (en) * | 2002-02-21 | 2003-12-30 | General Motors Corporation | Device for holding a sheet metal blank in a forming press |
| FR2850592B1 (en) * | 2003-02-05 | 2006-03-03 | Euratec Europ D Assistance Tec | HANDLING DEVICE |
| KR20090052108A (en) * | 2007-11-20 | 2009-05-25 | 주식회사 에이치에스건설산업 | Bending machine for aluminum panel and bending method thereof |
| JP2011245506A (en) * | 2010-05-26 | 2011-12-08 | Nec Corp | Step bending processing device and method |
| CN202411834U (en) * | 2011-11-14 | 2012-09-05 | 福建省龙竣金属制品有限公司 | Processing center-inclinable workbench |
| JP6047368B2 (en) * | 2012-10-23 | 2016-12-21 | 株式会社アマダホールディングス | Press brake device |
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