CN109127862A - Profile knife edge die, profile cut-off equipment and profile cutting-off method - Google Patents
Profile knife edge die, profile cut-off equipment and profile cutting-off method Download PDFInfo
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- CN109127862A CN109127862A CN201710455638.8A CN201710455638A CN109127862A CN 109127862 A CN109127862 A CN 109127862A CN 201710455638 A CN201710455638 A CN 201710455638A CN 109127862 A CN109127862 A CN 109127862A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 117
- 238000004080 punching Methods 0.000 claims abstract description 56
- 238000003825 pressing Methods 0.000 claims description 15
- 238000005520 cutting process Methods 0.000 description 45
- 229910000831 Steel Inorganic materials 0.000 description 29
- 239000010959 steel Substances 0.000 description 29
- 238000010586 diagram Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 5
- 210000001015 abdomen Anatomy 0.000 description 4
- 208000002925 dental caries Diseases 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
Classifications
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
A kind of profile knife edge die, profile cut-off equipment and profile cutting-off method, profile cut-off equipment includes punching machine and profile knife edge die, profile knife edge die includes: mold frame and the mold core that is mounted in mold frame, mold core includes: before mold frame width direction, the activity mold core plates of arranged in dislocation and fixed mold core plates afterwards, activity mold core plates and fixed mold core plates all have with the type chamber being inserted into for profile, fixed mold core plates are fixedly connected with mold frame, movable mold core is movably mounted in mold frame and can realize that profile is cut off relative to fixed mold core plates movement under external force, fixed mold core plates are concordant or parallel with axial plane in the type chamber of activity mold core plates, and slanted angle is constituted between axial plane and the moving direction of activity mold core plates in any type chamber, and angle is between 40 degree to 50 degree.The profile cutting-off method includes to be punched profile in the angle between 40 degree of -50 degree relative to the main-shaft core face of profile.The punching of the profile knife edge die, cut-off equipment and cutting-off method is high-efficient, section is agile, and burr is few, and punching effect is good.
Description
Technical field
The present invention relates to a kind of cutting mold and cut-off equipments more particularly to a kind of for cutting off the mold of profile.
Background technique
Profile is widely used in all trades and professions, these profiles generally pass through standard when being applied to specific area or industry
The steel blanking of length forms.Profile section can be I-shaped, Z-shaped, C-shaped, T shape or some Special-shaped profiles.These types
Material thickness is thicker, and using plate shearing machine or the sawed-off blanking of sawing machine, not only low efficiency, time-consuming and laborious, and is easy to damage profile.
But if using existing mould punching, since profile section is thicker, it is difficult to cut off.I-shaped is cut off with existing mold
For steel, as shown in figure 13, I-steel is placed vertically, and dynamic model blade is horizontally located above I-steel, and cover half blade is horizontally
Below I-steel, punching machine acts on dynamic model with the direction perpendicular to dynamic, cover half blade and carries out I-steel cutoff action, at this
In the process, dynamic model blade need to first contact and cut off the upper flange 11 of I-steel, further along web 12 short transverse from top to bottom
Web 12 is cut off, then contacts and cut off the lower wing plate 13 of I-steel again, when dynamic model blade cuts off upper and lower wing plate 11,13, is moved
Mould blade needs and upper and lower wing plate 11,13 surface Full connecteds, and for the I-steel for being applied to trailer crossbeam, upper limb
Plate 11 may reach half meter wide, and punching machine can not provide enough impulse forces and cut off upper and lower wing plate 11,13.Similarly, if I-steel
It is horizontal positioned, as shown in figure 14, at this point, dynamic model blade and cover half blade are each perpendicular to the upper and lower wing plate 11,13 of I-steel, move
Mould blade and cover half blade are parallel to the web 12 of I-steel, equally, when the downward punching press of dynamic model blade to web 12, due to abdomen
12 size of plate is larger, and punching machine can not provide enough impulse forces and thrust web 12.
Summary of the invention
The technical problem to be solved in the present invention essentially consists in that provide a kind of punching effect good and be punched high-efficient profile and cut
Disconnected mould, profile cut-off equipment and profile cutting-off method.
For above-mentioned technical problem, the present invention provides a kind of profile knife edge die, comprising: mold frame and is mounted on described
Mold core in mold frame, mold core include: in the activity mold core plates of the forward and backward arranged in dislocation of mold frame width direction and solid
Cover half core plate, the activity mold core plates and fixed mold core plates all have with the type chamber being inserted into for profile, the fixed mold core plates
It is fixedly connected with the mold frame, the activity mold core is movably mounted in the mold frame and can be in external force
Under mobile relative to the fixed mold core plates and realize that profile is cut off, the type chamber axis of the fixed mold core plates and activity mold core plates
Face is concordant or parallel, and constitutes inclination folder in any type chamber between axial plane and the moving direction of the activity mold core plates
Angle, and angle is between 40 degree to 50 degree.
More preferably, profile knife edge die further include: mold core pressure head and mold core resetting-mechanism, mold core pressure head and the movable mold core
Plate is fixedly connected, and the mold core resetting-mechanism is connected with the mold core pressure head and is able to drive the mold core pressure head and the activity
The mobile type cavity edge for making the type cavity edge of activity mold core plates be aligned the fixed mold core plates of mold core plates.
More preferably, the mold core pressure head exposes to the mold frame, and the mold core resetting-mechanism includes a pair of position respectively
The dynamical element of the mold core movable press head is driven in mold core pressure head both ends.
More preferably, the dynamical element is cylinder, comprising: cylinder body and the cylinder top that can be stretched relative to cylinder body, institute
It states cylinder top to be fixedly connected with the mold core pressure head, cylinder body is fixed on the mold frame by cylinder block.
More preferably, the mold core resetting-mechanism further includes an at least elastic component, and the work is fixed in described elastic component one end
One end far from the mold core pressure head of dynamic model core plate, the other end of the elastic component are fixed on the mold frame, the bullet
The elastic telescopic direction of property part is consistent with the moving direction of the activity mold core plates.
More preferably, the mold frame includes: the first die holder plate, the second die holder plate and mold core mounting plate, and described first
Die holder plate, the second die holder plate and the mold core mounting plate constitute hollow frame, and the first die holder plate is parallel to described
Second die holder plate；The fixed mold core plates are fixedly connected with the second die holder plate and two mold core mounting plates respectively, the activity mold core
The moving direction of plate is perpendicular to the first die holder plate and the second die holder plate, and the activity mold core plates and second mould
There is interval, the interval is not less than the shift motion of the activity mold core plates between seat board.
More preferably, the mold core mounting plate is two, is respectively and vertically fixed at the first die holder plate and second mould
Between seat board, the opposite medial surface of two mold core mounting plates is equipped with sliding slot, and the two sides of the activity mold core plates are embedded in the installation of two mold cores
It can be slided along the sliding slot in the sliding slot of plate.
More preferably, adjustable plate is set in the sliding slot, the adjustable plate is placed in the activity mold core plates and the mold core is installed
Between plate medial surface, and the distance between the adjustable plate and the mold core mounting plate medial surface are adjustable.
It more preferably, further include the guiding mechanism that profile is directed into type chamber for being set to mold frame side, the Guiding machine
Structure includes being parallel to each other and spaced apart two idler wheel, and the transfer passage of conveying profile is constituted between two idler wheels.
More preferably, the guiding mechanism further includes guiding seat board, and the idler wheel is rotatably installed on the guiding seat board,
And the position between corresponding two idler wheels of guiding seat board also opens up conveying mouth, the type chamber phase of the conveying mouth and the fixed mold core plates
It is right.
More preferably, the angle is 45 degree.
More preferably, the type chamber is the type chamber of I-shaped, Z-shaped, C-shaped or T shape.
For above-mentioned technical problem, the present invention also provides a kind of profile cut-off equipments, comprising: punching machine and is mounted on punching machine
Above-mentioned profile knife edge die, activity mold core plates described in the punching machine direct or indirect connection and press to the activity mold core plates,
The pressing direction of the punching machine is consistent with the moving direction of activity mold core plates.
For above-mentioned technical problem, the present invention also provides a kind of profile cutting-off methods, include the following steps:
The main-shaft core face and section punching direction for making profile are in the angle between 40 degree of -50 degree；
Keep above-mentioned angle punching press profile.
More preferably, the angle in profile main-shaft core face and the punching direction of profile is 45 degree.
Compared with prior art, the invention has the following beneficial effects:
The folder between 40 degree to 50 degree is constituted in the type chamber of the profile knife edge die between axial plane and the moving direction of activity mold core plates
Angle, thus during section punching, whether the cutting edge of activity mold core plates or the cutting edge of fixed mold core plates, slow down each
The punching moment, the contact surface of cutting edge and profile is smaller, thus cutting edge act on profile pressure it is larger, can easily cut off
Profile greatly improves the efficiency of profile cutting, and section is agile, and burr is few, and punching effect is good.
Detailed description of the invention
Fig. 1 is the schematic front view of I-section profile knife edge die；
Fig. 2 is the schematic front view for removing guiding mechanism of I-section profile knife edge die；
Fig. 3 is the schematic front view of guiding mechanism；
Fig. 4 is the schematic top plan view of I-section profile knife edge die；
Fig. 5 is the schematic side view of I-section profile knife edge die；
Fig. 6 is the structural schematic diagram of the fixation mold core plates of I-section profile knife edge die；
Fig. 7 is the structural schematic diagram of the activity mold core plates of I-section profile knife edge die；
Fig. 8 is the schematic front view when stent template of I-section profile knife edge die is aligned with activity mold core plates；
Fig. 9 is the schematic side view when stent template of I-section profile knife edge die is aligned with activity mold core plates；
Figure 10 is the mold core schematic diagram of C font profile knife edge die；
Figure 11 is the mold core schematic diagram of zigzag profile knife edge die；
Figure 12 is the mold core schematic diagram of T-shaped profile knife edge die；
Figure 13 is the structural schematic diagram of the vertical dissengaged positions of I-steel in the prior art；
Figure 14 is the structural schematic diagram of the horizontal dissengaged positions of I-steel in the prior art.
The reference numerals are as follows:
11, upper flange；12, web；13, lower wing plate；2, mold frame, the 21, first die holder plate；22, the second die holder plate；23, mould
Core mounting plate；231, sliding slot；232, adjustable plate；2321, adjusting screw；24, stiffener plate；31, fixed mold core plates；312, type
Chamber；3121, web cavity；3122, upper flange cavity；3123；Lower wing plate cavity；32, activity mold core plates；322, type chamber；323,
Spring mounting hole；41, mold core pressure head；411, the first pressing plate；412, the second pressing plate；42, dynamical element；421, cylinder body；422, gas
Cylinder top；423, cylinder block；43, elastic component；5, guiding mechanism；51, idler wheel；52, guiding seat board；521, roller mounting plate；53,
Conveying mouth.
Specific embodiment
Principle and structure in order to further illustrate the present invention carry out the preferred embodiment of the present invention now in conjunction with attached drawing detailed
It describes in detail bright.
The profile knife edge die of the application is applicable to cut off the profile of any cross sectional shape, is particularly suitable for I-shaped, Z
The profiles such as shape, C-shaped or T shape, not only work efficiency is high, but also section is agile, and burr is few.
The structure of the profile knife edge die of the application will be discussed in detail first by taking an I-shaped knife edge die as an example below.
The structure of profile knife edge die is described in detail by taking I-beam as an example in this implementation.
Refering to fig. 1, Fig. 3 and Fig. 5, the I-beam knife edge die include: mold frame 2, are mounted in mold frame 2
Mold core, mold core pressure head 41, mold core resetting-mechanism and guiding mechanism 5.
Refering to Fig. 2, Fig. 3 and Fig. 5, mold frame 2 includes: the first die holder plate 21, the second die holder plate 22 and mold core installation
Plate 23.
First die holder plate 21, the second die holder plate 22 and mold core mounting plate 23 constitute hollow frame, and mold core is installed in this
In empty frames frame.First die holder plate 21 is parallel to the second die holder plate 22, and mold core mounting plate 23 is two, two mold core mounting plates 23 difference
It is vertically fixed between the first die holder plate 21 and the second die holder plate 22, and two mold core mounting plates 23 are located at mold frame 2
Two sides, so that mold frame 2 is substantially in square.It can also connection strengthening rib between each mold core mounting plate 23 and the second die holder plate 22
Plate 24, to improve 2 integral strength of mold frame.
The opposite medial surface of two mold core mounting plates 23 is equipped with sliding slot 231, the extending direction of sliding slot 231 and the first die holder plate
21, the second die holder plate 22 is vertical.
Mold core includes: fixed mold core plates 31 and activity mold core plates 32.Refering to fig. 13, fixed mold core plates 31 and activity mold core plates
32 respectively in the forward and backward arranged in dislocation of 2 width direction of mold frame.2 width direction of mold frame is i.e. mobile with activity mold core plates 32
The perpendicular direction in face, before any side of 2 width direction of mold frame is, after the other side is.Activity mold core plates 32 and stent
Core plate 31 misplaces in front and back side and arranges, if activity mold core plates 32 are installed on the front side of mold frame 2, fix mold core plates 31 and pacifies
Rear side loaded on mold frame 2, vice versa.
Fixed mold core plates 31 are fixedly connected with mold frame 2, specifically, fixation mold core plates 31 respectively with the second die holder plate 22
And two mold core mounting plate 23 be fixedly connected.In the orientation Fig. 1, the lower end of fixed mold core plates 31 is fixedly connected on the second die holder plate
22, the two sides of fixed mold core plates 31 are separately connected two mold core mounting plates 23.
Activity mold core plates 32 are movably mounted in mold frame 2, and the two sides of activity mold core plates 32 are embedded in two mold cores peace
In the sliding slot 231 of loading board 23, and can 231 sliding along the chute.
The moving direction of activity mold core plates 32 is perpendicular to the first die holder plate 21 and the second die holder plate 22, and activity mold core plates 32
There is interval between the second die holder plate 22, interval is not less than the shift motion of activity mold core plates 32.
Also settable adjustable plate 232 in sliding slot 231, adjustable plate 232 be located in sliding slot 231 be placed in activity mold core plates 32 and
Between 23 medial surface of mold core mounting plate.The distance between adjustable plate 232 and 23 medial surface of mold core mounting plate are adjustable.Specifically, it adjusts
Section plate 232 is fixed at 23 medial surface of mold core mounting plate by adjusting screw 2321 can by tightening or unscrewing adjusting screw 2321
The gap between 23 medial surface of the adjustable plate 232 and mold core mounting plate is adjusted, and then makes the activity of the adaptation different-thickness of sliding slot 231
Mold core plates 32.
Refering to Fig. 6 and Fig. 7, activity mold core plates 32 and fixed mold core plates 31 all have with the type chamber 312 being inserted into for profile,
322, in the present embodiment, type chamber 312,322 is I-shaped cavity.By taking the type chamber 312 for fixing mold core plates 31 as an example, I-shaped ladle
Include the upper flange being parallel to each other, lower wing plate and the web being vertically connected between upper and lower wing plate, correspondingly, I-shaped cavity
It include: to be inserted for the upper flange cavity 3122 of upper flange insertion, for the lower wing plate cavity 3123 of lower wing plate insertion and for web
The web cavity 3121 entered.Upper flange cavity 3122 is parallel with lower wing plate cavity 3123, and web cavity 3121 is perpendicular to upper flange
Cavity 3122 and lower wing plate cavity 3123.The I-shaped type chamber is just inserted for I-section profile, the size of type chamber with wait rush
The size of cut type material is consistent.
The edge of activity mold core plates 32 and fixed 31 upper impression of mold core plates constitutes the cutting edge to cut off profile.Movable mold core
Axial plane C1 and axial plane C2 in the type chamber of fixed mold core plates 31 are concordant or parallel in the type chamber of plate 32.Axial plane C1 is to pass through abdomen in type chamber
The face at 3121 center of plate cavity.
Referring to Fig. 8 and Fig. 9, when activity mold core plates 32 are in original state, axial plane C1, C2 are concordant in two types cavity, i.e., living
The cutting edge of dynamic model core plate 32 is concordant with the fixed cutting edge of mold core plates 31, at this time the top of activity mold core plates 32 and fixed mold core plates 31
Substantially concordant, the bottom surface of activity mold core plates 32 is higher by the bottom surface of fixed mold core plates 31, has height difference H between the two bottom surface, should
Height difference H provides interval between activity mold core plates 32 and the second die holder plate 22, makes activity mold core plates 32 relative to the second mould
Seat board 22 has certain active strokes.
When activity mold core plates 32 in blanking process or complete punching but when not resetting, the cutting edge of activity mold core plates 32 with
The cutting edge of fixed mold core plates 31 is not concordant, but axial plane C1, C2 are parallel to each other in the type chamber of the two at this time.
Refering to Fig. 2 and Fig. 4, inclination is constituted between axial plane C1, C2 and the moving direction A of activity mold core plates 32 in two types cavity
Angle α, in the present embodiment, angle α is 45 degree.
Activity mold core plates 32 can be mobile relative to fixed mold core plates 31, that is, activity mold core plates 32 can rushing in external punching machine
It is moved under pressure external force along the direction of sliding slot 231 towards the second die holder plate 22, makes the cutting edge and movable mold of fixed mold core plates 31
From two opposite directions, (in the orientation Fig. 1, fixed 31 cutting edge of mold core plates is upward, 32 sword of activity mold core plates simultaneously for the cutting edge of core plate 32
Profile in type chamber is acted on mouthful downwards), profile is cut off.Due to the movement of axial plane C1, C2 and activity mold core plates 32 in type chamber
Direction A structure in angle of 45 degrees, thus during punching, the whether cutting edge of activity mold core plates 32 or fixed mold core plates 31
Cutting edge, at each punching moment slowed down, the contact surface of cutting edge and profile is smaller, thus cutting edge acts on the pressure of profile
It is larger, it can easily cut off profile.
After activity mold core plates 32 complete a punching press, the cutting edge of activity mold core plates 32 is relative to fixed mold core plates 31
Cutting edge dislocation will be unable to place second profile at this time.The effect of mold core resetting-mechanism is to reset activity mold core plates 32,
The cutting edge of the type cavity edge of activity mold core plates 32 is set to be aligned the cutting edge of the type cavity edge of fixed mold core plates 31.
Refering to fig. 1, Fig. 2, Fig. 4 and Fig. 5, mold core pressure head 41 are fixedly connected with activity mold core plates 32, and mold core pressure head 41 with
Mold core resetting-mechanism is connected, and makes fixed mold core plates 31 with the movement of drive activity mold core plates 32 under the effect of mold core resetting-mechanism
The cutting edge of the type cavity edge of the cutting edge alignment activity mold core plates 32 of type cavity edge.
Mold core pressure head 41 exposes to the outside of mold frame 2 comprising: the first pressing plate 411 being fixedly linked and the second pressure
Plate 412,411 both ends of the first pressing plate connect mold core resetting-mechanism, 412 connection activity mold core plates 32 of the second pressing plate and by movable mold core
Plate 32 is suspended in mold frame 2.
Mold core resetting-mechanism includes that a pair is located at 41 both ends of mold core pressure head and the power mobile with moving-mould-core pressure head 41
Element 42.Specifically, dynamical element 42 is cylinder, comprising: cylinder body 421 and the cylinder top that can be stretched relative to cylinder body 421
422.Two cylinders are located at 2 two sides of mold frame, the cylinder top 422 of two cylinders respectively with the first pressing plate of mold core pressure head 41
411 both ends are fixedly connected, and the cylinder body 421 of two cylinders is fixed on the mold core mounting plate 23 of 2 two sides of mold frame by cylinder block 423
On.
After activity mold core plates 32 complete a punching press, the piston rod of two cylinders starts immediately, makes cylinder top 422 towards back
Direction from the second die holder plate 22 is mobile, thus with moving-mould-core pressure head 41 towards away from the movement of the direction of the second die holder plate 22, i.e. edge
The upward direction in the orientation Fig. 1 is mobile, makes the cutting edge of the cutting edge alignment activity mold core plates 32 of fixed mold core plates 31, by activity mold core plates
32 restore with fixed mold core plates 31 to state shown in Fig. 8 and Fig. 9.
Mold core resetting-mechanism may also include an at least elastic component 43.The remote of activity mold core plates 32 is fixed in 43 one end of elastic component
One end (i.e. the lower end in the orientation Fig. 2) from mold core pressure head 41, the other end of elastic component 43 are fixed on the second die holder of mold frame 2
The elastic telescopic direction of plate 22, elastic component 43 is consistent with the telescopic direction of cylinder, i.e., with the moving direction one of activity mold core plates 32
It causes.
Elastic component 43 can be metal spring, can also be gas spring, can also be pressure glue, or be any in the prior art
Flexible object.
Refering to Fig. 2, Fig. 7 and Fig. 8, the elastic component 43 in the present embodiment is spring, and activity mold core plates 32 are towards the second die holder
The side of plate 22 opens up multiple spring mounting holes 323, the axial direction of spring mounting hole 323 and the moving direction one of activity mold core plates 32
It causes, spring one end is fixed on the second die holder plate 22, and the other end is contained in the spring mounting hole 323 of activity mold core plates 32.
Refering to fig. 1 and Fig. 3, guiding mechanism 5 is set to 2 side of mold frame, for profile to be directed into mold cavity.
Guiding mechanism 5 includes: guiding seat board 52 and two idler wheels 51, guiding seat board 52 be fixed on 2 side of mold frame and with
Fixed mold core plates 31 are connected.Two idler wheels 51 are installed in rotation in guiding seat board 52, and corresponding each 51 liang of idler wheel of guiding seat board 52
Each protrusion in the position of side is provided with roller mounting plate 521, and 51 both ends of idler wheel are rotatably installed on roller mounting plate 521.Two rollings
Wheel 51 is parallel to each other and arranged for interval, and the transfer passage of conveying profile is constituted between two idler wheels 51.
Preferably, the position between corresponding two idler wheels 51 of guiding seat board 52 also opens up conveying mouth similar with profile section
53, conveying mouth 53 is opposite with the fixed type chamber of mold core plates 31, keeps profile smooth after 5 correcting of guiding mechanism and precisely enters mold
Type chamber, to improve mould and die accuracy.
The size of conveying mouth 53 can be consistent with the fixed cavity dimension of mold core plates 31, also may be slightly larger than fixed mold core plates 31
Cavity dimension, and workpiece is facilitated to be sent into conveying mouth 53.
Above-mentioned profile cutting mold is in use, mountable obtain a kind of profile cut-off equipment, realization type on punching machine
Material punching.Punching machine can directly or indirectly apply pressure to activity mold core plates 32, and the pressing direction of punching machine and activity mold core plates 32
Moving direction is consistent.
Mold frame 2 can be just loaded on punching machine by the profile cutting mold of the present embodiment type by the orientation Fig. 1, at this time mold frame
First die holder plate 21 of frame 2 and the second die holder plate 22 are horizontal, and two mold core mounting plates 23 are vertical, the pressing direction of punching machine vertically to
Under, mold cavity is inclined relative to horizontal, and the pressing direction of axial plane and punching machine is in 45 degree of angles in type chamber.
Its course of work is as follows: being in 45 degree of heeling condition feeding type chambers by I-section profile, it is fixed that artificial or servo can be used
I-section profile is directed into the type chamber of fixed mold core plates 31 and activity mold core plates 32, feeding by long feeding by guiding mechanism 5
After in place, start punching machine, driving mold core pressure head 41 is declined by punching machine upper table, pushes activity mold core plates 32, fixed mold core
The cutting edge of plate 31 acts on downwards the profile of 45 degree of heeling conditions simultaneously with the cutting edge of activity mold core plates 32 upwards, and profile is cut
It is disconnected.After punching, punching machine upper table rises, and the activity mold core plates 32 in mold are returned back to top reset by spring and cylinder, makes
After the cutting edge of the type cavity edge of activity mold core plates 32 is concordant with the fixed cutting edge of type cavity edge of mold core plates 31, fixed length can be continued and sent
Profile secondary punch is carried out after material, is looped back and forth like this, and realizes the punching of profile continuous fixed-length.
In other application scenarios, mold frame 2 can also be rotated integrally 45 degree, make mold frame 2 in 45 degree of inclination peaces
On punching machine, i.e., the first die holder plate 21 of mold frame 2 and the second die holder plate 22 are horizontal by 45 degree of angles, two mold cores peace
23 angle with horizontal plane of loading board is also in 45 degree, and axial plane is parallel to the horizontal plane in mold cavity, so that profile be facilitated to be horizontally transported
It is intracavitary to type.At this point, punching machine is also inclined, the pressing direction of punching machine is horizontal by 45 degree of angles, so that punching machine rushes
Pressing axial plane in direction and type chamber is still in 45 degree of angles.
Mold frame 2 can also be laid flat, i.e., two mold core mounting plates 23 of mold frame 2 are in a horizontal state pendulum one on the other
Put, the first die holder plate 21 and the state in a vertical shape of the second die holder plate 22 are put, in mold cavity axial plane horizontal by 45 degree of angles,
Accordingly, punching machine be also changed to it is horizontal put, i.e. the pressing direction of punching machine is horizontal, at this time axial plane in the pressing direction of punching machine and type chamber
It still is in 45 degree of angles.
Foregoing illustrate the orientation of putting that three kinds of profiles cut off mold, but actual use is not limited thereto, mold
It can put and be mounted on punching machine in any direction.
It should be particularly noted that, in the medium-sized chamber of above-described embodiment axial plane C1, C2 and the moving direction A of activity mold core plates 32 it
Between angle be 45 degree, but be also not limited, in type chamber between axial plane C1, C2 and the moving direction A of activity mold core plates 32
Angle can reach above-mentioned punching effect between 40 degree to 50 degree.
It's also worth mentioning that in other embodiments, mold frame 2 is also not limited to square, can also for pentagon,
Hexagon or other rules or non-regular shape.
It's also worth mentioning that elastic component 43 can omit in mold core resetting-mechanism, the cylinder of bigger power output is used instead, or
Cylinder is replaced with oil cylinder by person, or cylinder is replaced with electric element, e.g., motor and lead screw, motor and gear, motor and skin
Belt wheel etc., or the above structure are all omitted, and one or more gas bullets are installed between collapsible form plate and the second die holder plate 22
Spring, realization activity mold core plates 32 reset and inflating to gas spring.
It's also worth mentioning that guiding mechanism 5 may also be arranged on 32 side of activity mold core plates of mold frame 2, at this point, leading
It can accordingly amplify to 52 size of guiding seat board of mechanism 5 and guiding seat board 52 is connected with the mold core mounting plate 23 of mold frame 2,
The type chamber of 53 alignment activity mold core plates of conveying mouth, 32 reset state of guiding seat board 52 at this time.
In other embodiments, guiding mechanism 5 can also save, and use artificial manual feeding instead, or in external conveyor
Guide feeding device structure is set on structure.
Described above is the structure of I-shaped steel cutting die, the profile knife edge die and I-shaped steel cutting die of other cross sectional shapes
Structure is similar, only difference is that cavity shape is different, i.e., the type chamber of I-shaped steel cutting die is in I-shaped cavity, and Z-shaped, C-shaped
Or the knife edge die of T shape profile accordingly changes the cavity shape in the fixation mold core plates 31 and activity mold core plates 32 of I-shaped steel cutting die
At at Z-shape, C-shaped, T shape etc..
As shown in Figure 10, which is the mold insert structure schematic diagram of channel beam cutting die, and channel beam cutting die is in C for shear sectional plane
The channel steel of shape, the figure shows the structures of activity mold core plates 32.C-channel ladle includes the upper flange being parallel to each other, lower wing plate and hangs down
The web being directly connected between upper and lower wing plate, upper and lower wing plate are located at the same side of web, correspondingly, the fixation of channel beam cutting die
The type chamber in C font is all had in mold core plates 31 and activity mold core plates 32, the type chamber include the two wing plate cavitys being parallel to each other and
The web cavity being vertically set between two wing plate cavitys, upper flange or lower wing plate of the wing plate cavity to accommodate C-channel steel, abdomen
Web of the plate cavity to accommodate C-channel steel, axial plane C3 is the face by web cavity center in type chamber, in type chamber axial plane C3 with
Angle α is constituted between the moving direction A of activity mold core plates 32, angle α is between 40 degree -50, preferably, angle α is 45 degree.Slot
The other structures of steel knife edge die and above-mentioned I-shaped steel cutting die are all the same, and working principle is same, and details are not described herein again.
As shown in figure 11, which is the mold insert structure schematic diagram of Z-shaped beam knife edge die, and Z-shaped beam knife edge die is used for shear sectional plane
Z-shape profiled beam.The figure shows the structures of activity mold core plates 32.Z-shaped beam include the upper flange being parallel to each other, lower wing plate and
The web being vertically connected between upper and lower wing plate, upper and lower wing plate are located at the two sides of web, correspondingly, Z-shaped beam knife edge die
Fixation mold core plates 31 and activity mold core plates 32 on all have type chamber in zigzag, which includes two wing plates being parallel to each other
Cavity and the web cavity being vertically set between two wing plate cavitys, upper flange or bottom wing of the wing plate cavity to accommodate Z-shaped beam
Plate, web of the web cavity to accommodate zigzag, axial plane C4 is the face by web cavity center, axial plane in type chamber in type chamber
Angle α is constituted between C4 and the moving direction A of activity mold core plates 32, angle α is between 40 degree -50, preferably, angle α is 45
Degree.The other structures of Z-shaped beam knife edge die and above-mentioned I-shaped steel cutting die are all the same, and working principle is same, and details are not described herein again.
As shown in figure 12, which is the mold insert structure schematic diagram of tee girder knife edge die, and tee girder knife edge die is used for shear sectional plane
T-shaped beam.The figure shows the structures of activity mold core plates 32.Tee girder includes wing plate and the web perpendicular to wing plate, wing plate and abdomen
Plate composition is T-shaped, correspondingly, all has type in T shape in the fixation mold core plates 31 and activity mold core plates 32 of tee girder knife edge die
Chamber, the type chamber include wing plate cavity and the web cavity perpendicular to wing plate cavity, wing plate of the wing plate cavity to accommodate tee girder,
Web of the web cavity to accommodate tee girder, axial plane C5 is the face by web cavity center in type chamber, in type chamber axial plane C5 with
Angle α is constituted between the moving direction A of activity mold core plates 32, angle α is between 40 degree -50, preferably, angle α is 45 degree.T
The other structures of ellbeam knife edge die and above-mentioned I-shaped steel cutting die are all the same, and working principle is same, and details are not described herein again.
It is the citing to the structure and working principle of the knife edge die of I-steel, Z-shaped, C-shaped and T shape profile above, but this Shen
Profile knife edge die please is not limited to also can be used to cut off other to cut off the profiles such as I-steel, Z-shaped, C-shaped and T shape profile
The profile of various cross sectional shapes.
The profile knife edge die of the application is being applied to other section profiles constantly, only need to be by fixed mold core plates 31 and movable mold
The cavity shape of core plate 32 is replaced with corresponding profile cross sectional shape, when design mode chamber angle, with the shifting of activity mold core plates 32
On the basis of dynamic direction, make to constitute 40 degree between axial plane and the moving direction of activity mold core plates 32 extremely in the type chamber where type chamber main shaft
Angle between 50.The maximum cavity of area in type chamber main shaft, that is, type chamber, axial plane is the maximum sky of area in type chamber in type chamber
The median plane of chamber.
In addition, the application also provides a kind of profile cutting-off method: comprising steps of
The main-shaft core face and section punching direction for making profile are in the angle between 40 degree of -50 degree；
Keep above-mentioned angle punching press profile.
Profile spindle face, the i.e. maximum face of profile sectional area.The main-shaft core face of profile is parallel to profile spindle face simultaneously
Across the center of profile spindle face.
For I-steel, if the maximum face of its area is face where web, the profile spindle face of I-steel is flat
Row is in the face of web.Other profiles and so on.It is punched profile with the angle, the contact surface between Blank cutting-edge and profile can be reduced
Product, it is not only more labor-saving, also it is conducive to protection cutting edge, the service life of die cutting die is provided.
More preferably, in the material cutting-off method, the angle between the punching direction and profile main-shaft core face of profile is 45 degree.
The above is only preferable possible embodiments of the invention, not limit the scope of the invention, all with the present invention
The variation of equivalent structure made by specification and accompanying drawing content, is included within the scope of protection of the present invention.
Claims (15)
1. a kind of profile knife edge die characterized by comprising mold frame and the mold core being mounted in the mold frame,
Mold core includes: the activity mold core plates and fixed mold core plates in the forward and backward arranged in dislocation of mold frame width direction, the activity
Mold core plates and fixed mold core plates all have with the type chamber being inserted into for profile, and the fixed mold core plates are fixed with the mold frame
Connection, the activity mold core are movably mounted in the mold frame and can be under external force relative to the stents
Core plate is mobile and realizes that profile is cut off, and the fixed mold core plates are concordant or parallel with axial plane in the type chamber of activity mold core plates, and its
In slanted angle is constituted between axial plane and the moving direction of the activity mold core plates in any type chamber, and angle is at 40 degree to 50
Between degree.
2. profile knife edge die as described in claim 1, which is characterized in that further include: mold core pressure head and mold core resetting-mechanism, mould
Core pressure head is fixedly connected with the activity mold core plates, and the mold core resetting-mechanism is connected with the mold core pressure head and is able to drive institute
State mold core pressure head and the mobile type chamber for making the type cavity edge of activity mold core plates be aligned the fixed mold core plates of the activity mold core plates
Edge.
3. profile knife edge die as claimed in claim 2, which is characterized in that the mold core pressure head exposes to the mold frame,
The mold core resetting-mechanism includes a pair of power for being located at mold core pressure head both ends and driving the mold core movable press head
Element.
4. profile knife edge die as claimed in claim 3, which is characterized in that the dynamical element is cylinder, comprising: cylinder body and energy
Enough cylinder tops stretched relative to cylinder body, the cylinder top are fixedly connected with the mold core pressure head, and cylinder body passes through cylinder block
It is fixed on the mold frame.
5. profile knife edge die as claimed in claim 2 or 4, which is characterized in that the mold core resetting-mechanism includes an at least bullet
Property part, described elastic component one end be fixed on the activity mold core plates far from the mold core pressure head one end, the elastic component
The other end is fixed on the mold frame, the moving direction one in the elastic telescopic direction of the elastic component and the activity mold core plates
It causes.
6. profile knife edge die as described in claim 1, which is characterized in that the mold frame includes: the first die holder plate, second
Die holder plate and mold core mounting plate, the first die holder plate, the second die holder plate and the mold core mounting plate constitute hollow
Frame, the first die holder plate are parallel to the second die holder plate；The fixed mold core plates respectively with the second die holder plate and two moulds
Core mounting plate is fixedly connected, and the moving direction of the activity mold core plates is perpendicular to the first die holder plate and second die holder
Plate, and there is interval between the activity mold core plates and the second die holder plate, the interval is not less than the activity mold core plates
Shift motion.
7. profile knife edge die as claimed in claim 6, which is characterized in that
The mold core mounting plate is two, is respectively and vertically fixed between the first die holder plate and the second die holder plate, two
The opposite medial surface of mold core mounting plate is equipped with sliding slot, and the two sides of the activity mold core plates are embedded in the sliding slot of two mold core mounting plates
It is interior and can be slided along the sliding slot.
8. profile knife edge die as claimed in claim 7, which is characterized in that set adjustable plate in the sliding slot, the adjustable plate is set
Between the activity mold core plates and the mold core mounting plate medial surface, and the adjustable plate and the mold core mounting plate medial surface
The distance between it is adjustable.
9. profile knife edge die as described in claim 1, which is characterized in that further include leading profile set on mold frame side
Enter to the guiding mechanism of type chamber, the guiding mechanism includes being parallel to each other and spaced apart two idler wheel, is constituted between two idler wheels
Convey the transfer passage of profile.
10. profile knife edge die as claimed in claim 9, which is characterized in that the guiding mechanism further includes guiding seat board, described
Idler wheel is rotatably installed on the guiding seat board, and the position between corresponding two idler wheels of guiding seat board also opens up conveying mouth, institute
It is opposite with the type chamber of the fixed mold core plates to state conveying mouth.
11. profile knife edge die as described in claim 1, which is characterized in that the angle is 45 degree.
12. profile knife edge die as described in claim 1, which is characterized in that the type chamber is I-shaped, Z-shaped, C-shaped or T shape
Type chamber.
13. a kind of profile cut-off equipment characterized by comprising punching machine and the claim 1-12 being mounted on punching machine are any
Profile knife edge die described in one, activity mold core plates described in the punching machine direct or indirect connection and the activity mold core plates are applied
Pressure, the pressing direction of the punching machine are consistent with the moving direction of activity mold core plates.
14. a kind of profile cutting-off method, which comprises the steps of:
The main-shaft core face and section punching direction for making profile are in the angle between 40 degree of -50 degree；
Keep above-mentioned angle punching press profile.
15. profile cutting-off method as claimed in claim 14, which is characterized in that the punching side in profile main-shaft core face and profile
To angle be 45 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710455638.8A CN109127862A (en) | 2017-06-16 | 2017-06-16 | Profile knife edge die, profile cut-off equipment and profile cutting-off method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710455638.8A CN109127862A (en) | 2017-06-16 | 2017-06-16 | Profile knife edge die, profile cut-off equipment and profile cutting-off method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109127862A true CN109127862A (en) | 2019-01-04 |
Family
ID=64830179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710455638.8A Pending CN109127862A (en) | 2017-06-16 | 2017-06-16 | Profile knife edge die, profile cut-off equipment and profile cutting-off method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109127862A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4092891A (en) * | 1976-04-15 | 1978-06-06 | Sack Gmbh | Apparatus for cutting steel sections |
| JPH06155146A (en) * | 1992-11-24 | 1994-06-03 | Sumitomo Metal Ind Ltd | Cutting machine for shape steel |
| JPH09136212A (en) * | 1995-11-16 | 1997-05-27 | Masahiro Murakami | Shape steel cutter |
| CN101518800A (en) * | 2009-03-23 | 2009-09-02 | 龙岩理尚精密机械有限公司 | Die for 45-degree inclined cutting of C beam |
| CN206779247U (en) * | 2017-06-16 | 2017-12-22 | 东莞中集专用车有限公司 | Section bar knife edge die and section bar cut-out equipment |
-
2017
- 2017-06-16 CN CN201710455638.8A patent/CN109127862A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4092891A (en) * | 1976-04-15 | 1978-06-06 | Sack Gmbh | Apparatus for cutting steel sections |
| JPH06155146A (en) * | 1992-11-24 | 1994-06-03 | Sumitomo Metal Ind Ltd | Cutting machine for shape steel |
| JPH09136212A (en) * | 1995-11-16 | 1997-05-27 | Masahiro Murakami | Shape steel cutter |
| CN101518800A (en) * | 2009-03-23 | 2009-09-02 | 龙岩理尚精密机械有限公司 | Die for 45-degree inclined cutting of C beam |
| CN206779247U (en) * | 2017-06-16 | 2017-12-22 | 东莞中集专用车有限公司 | Section bar knife edge die and section bar cut-out equipment |
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