CN104289598B - A kind of mould punching part compresses position-limit mechanism and uses its diel - Google Patents
A kind of mould punching part compresses position-limit mechanism and uses its diel Download PDFInfo
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- CN104289598B CN104289598B CN201410492828.3A CN201410492828A CN104289598B CN 104289598 B CN104289598 B CN 104289598B CN 201410492828 A CN201410492828 A CN 201410492828A CN 104289598 B CN104289598 B CN 104289598B
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- lever
- wedge
- locating rod
- interlocking lever
- stamping parts
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
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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
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- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
Position-limit mechanism is compressed the present invention relates to a kind of mould punching part and uses its diel, locating rod（39）Lower end is arranged with compressed spring（391）, compressed spring（391）Upper end connecting T-shaped support plate（392）, T-shaped support plate（392）Vertical component effect be provided with through-hole, locating rod（39）Across the through-hole, T-shaped support plate（392）Horizontal part be used to support stamping parts；Locating rod（39）Upper end axially offers columnar placing groove（394）, placing groove（394）Upper end or lower end connect a connecting shaft（395）, connecting shaft（395）Both ends are fixed on placing groove（394）Cell wall on, elastic lever（393）With connecting shaft（395）Connection, elastic lever（393）To be rotatable, and and locating rod（39）Between angle change at 0 90 °.Stamping parts compresses position-limit mechanism of the present invention contains the function of discharging, saves layout space within the mold, improves ram efficiency.
Description
Technical field
The present invention relates to diel, especially a kind of mould punching part compresses position-limit mechanism and uses its stamping die
Tool.
Background technology
There is not yet the compression to stamping parts, the tool that three functional unifications of limit and discharging are realized on existing market.
Thus, component setting can excessively lead to the space waste in mold, reduce ram efficiency.
Chinese patent：The flange die of rack of car belt continuous stamping die, application publication number CN102012663A are public
The flange die in a kind of diel is opened, which, which can play lower die briquetting, will not keep off flanging, conveniently stripped.
But the flange die of the rack of car belt continuous stamping die due to using horizontal punching press and vertical simultaneously
Two kinds of pressure of punching press, in order to ensure the stamping quality of stamping parts, it is necessary to positioning and compression are carried out at the same time in lower die to stamping parts,
Otherwise it is susceptible to accuracy error.
In addition, Chinese patent：A kind of side reshaping device solving the rebound of stamping parts side, application publication number：
CN102699148A discloses a kind of side reshaping device, and the wedge structure in the side reshaping device is provided in diel
Inside, but diel inner space is limited and wedge structure can not be arranged, thus cause the difficulty and zero of mold manufacturing
Part processing technology is complicated.
Invention content
The present invention devises a kind of mould punching part and compresses position-limit mechanism and use its diel, the technology solved
Problem is：(1) there is not yet the compression to stamping parts, the work that three functional unifications of limit and discharging are realized on existing market
Tool.(2) wedge structure in existing side reshaping device is provided in the inside of diel, but diel inner space has
It limits and wedge structure can not be set, thus cause the difficulty of mold manufacturing and parts machining process complicated.(3) existing stamping die
The flanging die structure of tool is same in lower die not to stamping parts due to using two kinds of pressure of horizontal punching press and vertical punching press simultaneously
Shi Jinhang is positioned and is compressed, and is susceptible to accuracy error.
In order to solve above-mentioned technical problem, present invention employs following scheme：
A kind of mould punching part compression position-limit mechanism, including cylinder, stamping member pressing lever, locating rod and lever branch
Frame, cylinder one end are fixed on by cylinder fixing end on lower die holder side wall, and the cylinder other end passes through cylinder connecting screw and punching press
One end of part clamping lever connects, and stamping member pressing lever is connect by pivot bolt with lever dolly, and lever dolly is fixed on
The other end of lower die holder top surface, stamping member pressing lever for stamping parts compressed part and is provided with U-shape passage slot, and locating rod one end is fixed
On lower die holder top surface, the locating rod other end is inserted into the U-shape passage slot, and locating rod passes through the location hole on stamping parts B.Punching
It is coated with resilient protection part outside the stamping parts B compressed parts of the casting die clamping lever other end, it is characterised in that：End cap under locating rod
Vertical component effect equipped with compressed spring, compressed spring upper end connecting T-shaped support plate, T-shaped support plate is provided with through-hole, and locating rod passes through should
The horizontal part of through-hole, T-shaped support plate is used to support stamping parts；Locating rod upper end axially offers columnar placing groove, puts
It sets slot upper end or lower end connects a connecting shaft, connecting shaft both ends are fixed on the cell wall of placing groove, and elastic lever connects with connecting shaft
It connects, elastic lever is rotatable, and the angle between locating rod changes at 0-90 °.
Further, the vertical portion exterior surface of T-shaped support plate is equipped with screw thread, and compressed spring upper inside surface also is provided with screw thread, T
Type support plate passes through the fixation that is spirally connected with compressed spring.
Further, a bearing is fixed in elastic lever one end, and the inner ring of the bearing is fixedly connected with connecting shaft.
A kind of side stamping die for shaping, including upper die and lower die, wherein be fixed with lower bolster on lower die holder, lower clamp plate and
Upper padding plate is fixed by screws in together, and the pedestal of nitrogen gas spring is fixed on lower die holder, and the piston rod of nitrogen gas spring is withstood on down
On clamping plate, right inserting column and left inserting column are each attached on lower die holder, right inserting column and left inserting column sequentially pass through lower bolster, lower clamp plate with
And upper padding plate, spring is all inserted in left inserting column and right inserting column, and spring clamping is set between lower bolster and lower clamp plate in folding column
There are flanging arc side or flange arc limit to be respectively acting on stamping parts and carry out flanging or flange, folding column is fixed on lower die holder and successively
Across the preset hole of lower bolster, lower clamp plate and upper padding plate, flanging arc side is against the straight flange on stamping parts, and flange arc limit is against punching press
Flanging on part；Upper mold is by punching die, ram block, upper mold lower bolster, upper mold holder, upper mold backboard, upper die holder and upper mold
Intermediolateral column forms, and punching die is fixed in upper mold intermediolateral column, and upper mold lower bolster is fixed together with punching die, ram block
It is fixed in upper mold lower bolster, in upper mold intermediolateral column, upper mold holder and upper mold backboard are folded for upper mold holder and upper mold backboard sleeve
It puts together and is fixed together by screw and upper die holder, upper mold intermediolateral column is fixed together with upper die holder, it is characterised in that：
Further include the wedge mechanism being arranged on upper and lower die holder, wedge mechanism connection flanging insert or flange insert, flanging insert or turns over
When side insert does not work between upper and lower die holder, flanging insert send the flanging to folding column by wedge mechanism when working
Send the flange arc limit to folding column will by wedge mechanism when stamping parts is carried out pressing flanging or flange insert work by arc side
Stamping parts carries out pressing flange, saves layout space within the mold.
Further, the wedge mechanism includes driving wedge, dynamic wedge, the first interlocking lever, the second interlocking lever and
Three interlocking levers, the first interlocking lever are L-type structure, and dynamic wedge is connected by position among the first connecting shaft and the first interlocking lever,
First interlocking lever one end is equipped with driving portion, and the first interlocking lever other end is connect by third connecting shaft with the second interlocking lever upper end,
Second interlocking lever lower end is connect by the second connecting shaft with third interlocking lever one end, and the third interlocking lever other end passes through the 4th connection
Axis is connect with dynamic wedge；Driving wedge is fixed on by connecting plate on upper die holder；It is oblique to be equipped with driving for side below driving wedge
Face, the driving wedge lower section other side are equipped with interlocking lever drive block, and interlocking lever drive block acts on driving when upper mold does descending motion
Portion makes the first interlocking lever be rotated around the first connecting shaft, and limited block is additionally provided on driving wedge side wall；Dynamic wedge setting exists
On lower die holder, dynamic wedge bottom is fixedly connected with sliding block, sliding slot is correspondingly provided in the fixed seat on lower die holder, sliding block is in cunning
It is moved horizontally in slot；Dynamic wedge is provided with groove, is equipped in the groove and matches dynamic inclined-plane with the driving inclined-plane of driving wedge；By
It is connected with (the first back-moving spring between spring anchorage bracket on dynamic inclined wedge and fixed seat, is connected between dynamic wedge and the first interlocking lever
It is connected to second back-moving spring；Second interlocking lever is upright bar, and top is equipped with flanging insert or flange insert.
Further, sliding slot both ends are respectively equipped with rear positive stop and front limit stop block and are limited to dynamic wedge movement.
Further, stamping parts compresses position-limit mechanism, the stamping parts compresses position-limit mechanism are additionally provided on equipped with lower die holder
Including cylinder, stamping member pressing lever, locating rod and lever dolly, cylinder one end is fixed on lower die holder by cylinder fixing end
On lateral wall, the cylinder other end is connected by one end of cylinder connecting screw and stamping member pressing lever, stamping member pressing lever
It is connect with lever dolly by pivot bolt, lever dolly is fixed on lower die holder top surface, and the other end of stamping member pressing lever is
Stamping parts compressed part is simultaneously provided with U-shape passage slot, and locating rod one end is fixed on lower die holder top surface, described in the insertion of the locating rod other end
In U-shape passage slot, locating rod passes through the location hole on stamping parts.In order to adapt to the height of stamping parts, a pad is cased in locating rod
The stamping parts of bit slice, different height is placed in the pad bit slice of different-thickness.
The mould punching part is compressed position-limit mechanism and is had the advantages that using its diel：
(1) stamping parts compresses position-limit mechanism is arranged in the present invention on lower die holder, and the stamping parts compresses position-limit mechanism is not only
After stamping parts being positioned, stamping parts can also be compressed, it is ensured that the stamping quality of stamping parts, or even in punching press
The effect of playing automatic safe discharging after the completion.
(2) stamping parts compresses position-limit mechanism of the present invention contains the function of discharging, saves layout space within the mold,
Improve ram efficiency.
(3) wedge mechanism is arranged on upper and lower die holder the present invention, and is not arranged in mould inside, is connected by double leval jib
Mechanism so that flanging insert or flange insert on wedge mechanism can be moved both horizontally and vertically and be entered down
In the side correcting die of mold, thus by mold itself generate pressure make the position that stamping parts is sprung back pass through flanging
Insert or flange insert and side correcting die attaching and compacting, and layout space within the mold is greatly saved.
(4) stamping parts is stamped and burned through the hemming in turn in the present invention, makes stamping parts by two steps
Quality it is more preferable than one-pass molding, punching precision higher.
(5) present invention is when upper and lower mould detaches, by stamping parts compresses position-limit mechanism so that stamping parts will not be in nitrogen bullet
It bounces under spring effect and is collided with other component, when stamping parts compresses position-limit mechanism discharges stamping parts, elastic lever is also protected
Stamping parts does not collide with other component, is truly realized safe discharging.
Description of the drawings
Fig. 1：The structural schematic diagram of diel main body of the present invention；
Fig. 2：The wedge mechanism structural schematic diagram of diel of the present invention；
Fig. 3：Diel of the present invention carries out the structural schematic diagram of flanging；
Fig. 4：Diel of the present invention carries out the structural schematic diagram of flange；
Fig. 5：The first structural schematic diagram of the stamping parts compresses position-limit mechanism of diel of the present invention；
Fig. 6：The top partial view diagram of Fig. 5；
Fig. 7：Second of structural schematic diagram of inventive die stamping parts compresses position-limit mechanism.
Reference sign：
1-upper mold；11-punching die；111-punching modules；12-ram blocks；13-upper mold lower bolsters；On 14-
Die clamp plate；15-upper mold backboards；16-upper die holders；17-upper mold intermediolateral columns.
2-lower dies；21-lower die holders；22-lower bolsters；23-lower clamp plates；24-upper padding plates；25-right inserting columns；27-is left
Inserting column；28-springs；29-nitrogen gas springs；2a-folding column；2a1-flanging arc side；2a2-flange arc limit.
3-stamping parts compresses position-limit mechanisms；31-pad bit slices；32-cylinder fixing ends；33-cylinders；34-cylinders connect
Screw rod；35-stamping member pressing levers；351-U-shape passage slots；36-pivot bolts；37-lever dollies；38-resilient protections
Part；39-locating rods；391-compressed springs；392-T-shaped support plates；393-elastic levers；394-placing grooves；395-even
Spindle.
8-wedge mechanisms；81-driving wedges；811-connecting plates；812-limited blocks；813-driving inclined-planes；814—
Interlocking lever drive block；82-dynamic wedges；821-dynamic inclined-planes；822-fixed seats；823-rear positive stops；824-is sliding
Block；825-sliding slots；826-front limit stop blocks；827-spring anchorage brackets；8271-(the first back-moving springs；828-the four connection
Axis；83-the first interlocking lever；831-driving portions；832-the first connecting shaft；833-second back-moving springs；84-the second interlocks
Bar；841-the second connecting shaft；842-third connecting shafts；85-third interlocking levers；86-flanging inserts；861-flanging arc sides；
87-flange inserts；871-flange arc limits.
Specific implementation mode
With reference to Fig. 1 to Fig. 7, the present invention will be further described：
As shown in Figure 1, first flange die is made of upper mold 1 and lower die 2 in diel of the present invention, it is fixed in upper mold 1
Punching die 11.
The structure of lower die 2 is：Lower bolster 22 is fixed on lower die holder 21, lower clamp plate 23 and upper padding plate 24 are fixed by screw
Together, the pedestal of nitrogen gas spring 29 is fixed on lower die holder 21, and the piston rod of nitrogen gas spring 29 is withstood on lower clamp plate 23, and the right side is inserted
Column 25 and left inserting column 27 are each attached on lower die holder 21, and lower bolster 22, lower clamp plate 23 and upper padding plate 24 are inserted in 25 and of right inserting column
In left inserting column 27,27 upper sleeve of left inserting column has spring 28, the lower end of spring 28 to be pressed on lower bolster 22, and the upper end of spring 28 is pressed in
Under lower clamp plate 23, folding column 2a is fixed on lower die holder 21 and passes through the preset hole of lower bolster 22, lower clamp plate 23 and upper padding plate 24,
Folding column 2a is equipped with flanging arc side 2a1 or flange arc limit 2a2, and flanging arc side 2a1 is against the straight flange B1 on stamping parts B.Flange
Arc side 2a2 is against the flanging B2 on stamping parts B.Flanging arc side 2a1 is matched with the flanging arc side 861 in flanging insert 86, is turned over
Side arc side 2a2 is matched with the flange arc limit 871 in flange insert 87.
1 structure of upper mold is：By punching die 11, ram block 12, upper mold lower bolster 13, upper mold holder 14, upper mold backboard
15, upper die holder 16 and upper mold intermediolateral column 17 form, and punching die 11 is fixed in upper mold intermediolateral column 17, upper mold lower bolster 13 with it is upper
Stamping head 11 is fixed together, and ram block 12 is fixed in upper mold lower bolster 13,15 sleeve of upper mold holder 14 and upper mold backboard
In upper mold intermediolateral column 17, upper mold holder 14 and upper mold backboard 15 are stacked together and are fixed on one by screw and upper die holder 16
It rises, upper mold intermediolateral column 17 is fixed together with upper die holder 16.
Ram block 12 has two, and two ram blocks 12 are fixed by screws in respectively in upper mold lower bolster 13.Upper mold
Punch 11 is fixed by screws in together with upper mold intermediolateral column 17.Upper mold lower bolster 13 is fixed by screws in punching die 11
Together.
As shown in Fig. 2, wedge mechanism 8 includes driving wedge 81, dynamic wedge 82, the first interlocking lever 83, the second interlocking lever
84 and third interlocking lever 85, the first interlocking lever 83 is L-type structure, and dynamic wedge 82 is connected by the first connecting shaft 832 and first
83 intermediate position of lever connects, and 83 one end of the first interlocking lever is equipped with driving portion 831, and 83 other end of the first interlocking lever is connected by third
Spindle 842 is connect with 84 upper end of the second interlocking lever, and 84 lower end of the second interlocking lever passes through the second connecting shaft 841 and third interlocking lever 85
One end connects, and 85 other end of third interlocking lever is connect by the fourth connecting shaft 828 with dynamic wedge 82；Driving wedge 81 passes through company
Fishplate bar 811 is fixed on upper die holder；81 lower section side of driving wedge is equipped with driving inclined-plane 813, the 81 lower section other side of driving wedge
Equipped with interlocking lever drive block 814, driving portion 831 is acted on when upper mold does descending motion for interlocking lever drive block 814 so that first connects
Lever 83 is rotated around the first connecting shaft 832, and limited block 812 is additionally provided on 81 side wall of driving wedge；The setting of dynamic wedge 82 exists
On lower die holder, 82 bottom of dynamic wedge is fixedly connected with sliding block 824, and sliding slot is correspondingly provided in the fixed seat 822 on lower die holder
825, sliding block 824 moves horizontally in sliding slot 825, and 825 both ends of sliding slot are respectively equipped with rear positive stop 823 and front limit stop block
826 pairs of movements of dynamic wedge 82 limit；Dynamic wedge 82 is provided with groove, and the driving with driving wedge 81 is equipped in the groove
Inclined-plane 813 matches dynamic inclined-plane 821；It is multiple that first is connected between spring anchorage bracket 827 in dynamic wedge 82 and fixed seat 822
Position spring 8271, second back-moving spring 833 is connected between dynamic wedge 82 and the first interlocking lever 83；Second interlocking lever 84 is vertical
Bar, top are equipped with flanging insert 86 or flange insert 87.
Wherein, the fixing end of the first connecting shaft 832 is located in dynamic wedge 82, and the fixing end of the second connecting shaft 841 is located at
On second interlocking lever 84, the fixing end of third connecting shaft 842 is located on the second interlocking lever 84, the fixing end of the fourth connecting shaft 828
In dynamic wedge 82.
The operation principle of wedge mechanism 8 is as follows：
When upper mold downlink, the interlocking lever drive block 814 of the driving wedge 81 on upper die holder 16 pushes down on driving first
Portion 831, the first interlocking lever 83 is under the action principle of lever, and the other end is by the second connecting shaft 841 by the second interlocking lever 84
It lifts, flanging insert 86 is also lifted.
Driving wedge 81 continues traveling downwardly, and limited block 812 withstands the first interlocking lever 83 and keeps the state lifted.
When the driving inclined-plane 813 of driving wedge 81 acts on the dynamic inclined-plane 821 of dynamic wedge 82, dynamic wedge 82 to
Second interlocking lever, 84 direction is moved, but also flanging arc side 2a1 direction movement of the flanging insert 86 on folding column 2a, and it is final
The flanging arc side 2a1 attaching and compactings on flanging arc side 861 and folding column 2a that stamping parts B flangings are passed through into flanging insert 86.
After side shaping is completed, upper mold uplink makes driving wedge 81 be detached with dynamic wedge 82, the first interlocking lever 83
It is resetted under the action of second back-moving spring 833, dynamic wedge 82 is answered under the action of (the first back-moving spring 8271
Position.
As shown in figure 3, the flanging arc on the flanging arc side 861 and folding column 2a that stamping parts B flangings pass through flanging insert 86
Side 2a1 attaching and compactings, and form flanging B1.
As shown in figure 4, the structure of the second flange die is identical as the structure of the first flange die, the only flanging on folding column 2a
Arc side 2a1 replaces with flange arc limit 2a2.It is changed to flange insert 87 on corresponding wedge mechanism 8.The flange flanging of flange insert 87
Flange arc limit 2a2 attaching and compactings on 871 and folding column 2a, and form flange A1.
In addition, being fixed with punching module 111 matched with the cavity of the blanking on the stamping parts B in punching die 11.Under
Backing plate 22 is fixed together by screw and lower die holder 21.Right inserting column 25 and left inserting column 27 have two.Folding column 2a has two.
Nitrogen gas spring 29 has two.
As it can be seen in figures 5 and 6, stamping parts compresses position-limit mechanism 3 includes cylinder 33, stamping member pressing lever 35, locating rod 39
And lever dolly 37,33 one end of cylinder are fixed on by cylinder fixing end 32 on 21 side wall of lower die holder, 33 other end of cylinder is logical
Cylinder connecting screw 34 is crossed to connect with one end of stamping member pressing lever 35, stamping member pressing lever 35 by pivot bolt 36 with
Lever dolly 37 connects, and lever dolly 37 is fixed on 21 top surface of lower die holder, and the other end of stamping member pressing lever 35 is stamping parts
Compressed part is simultaneously provided with U-shape passage slot 351, and 39 one end of locating rod is fixed on 21 top surface of lower die holder, and 39 other end of locating rod is inserted into
In the U-shape passage slot 351, locating rod 39 passes through the location hole on stamping parts B.The punching press of 35 other end of stamping member pressing lever
It is coated with resilient protection part 38 outside part B compressed parts.
In order to adapt to the height of stamping parts B, a pad bit slice 31 is cased in locating rod 39.
The operation principle of stamping parts compresses position-limit mechanism is：On stamping parts B locating rod 39 will be sleeved on by its upper Positioning holes
On；Then, start cylinder 33,33 pusher cylinder bar of cylinder moves upwards, and cylinder pushes 35 one end of stamping member pressing lever upward
Mobile, 35 other end of stamping member pressing lever moves down, and stamping member pressing lever 35 is limited by U-shape passage slot 351
And the stamping parts compressed part of stamping member pressing lever 35 is made finally to withstand stamping parts B.
As shown in fig. 7, there is also another structures for stamping parts compresses position-limit mechanism of the present invention, by the work(of safe discharging
Effect is integrated wherein, further saves the arrangement space of mold, improves mould punching efficiency.Its structure is as follows：
Stamping parts compresses position-limit mechanism 3 includes cylinder 33, stamping member pressing lever 35, locating rod 39 and lever dolly
37,33 one end of cylinder is fixed on by cylinder fixing end 32 on 21 side wall of lower die holder, and 33 other end of cylinder connects spiral shell by cylinder
Bar 34 is connect with one end of stamping member pressing lever 35, and stamping member pressing lever 35 is connected by pivot bolt 36 and lever dolly 37
It connects, lever dolly 37 is fixed on 21 top surface of lower die holder, and the other end of stamping member pressing lever 35 is stamping parts compressed part and is provided with U
Type current groove 351,39 one end of locating rod are fixed on 21 top surface of lower die holder, and 39 other end of locating rod is inserted into the U-shape passage slot
In 351, locating rod 39 passes through the location hole on stamping parts B.Outside the stamping parts B compressed parts of 35 other end of stamping member pressing lever
It is coated with resilient protection part 38.
39 lower end of locating rod is arranged with compressed spring 391,391 upper end connecting T-shaped support plate 392 of compressed spring, T-type support
The vertical portion exterior surface of plate 392 is equipped with screw thread, and 391 upper inside surface of compressed spring also is provided with screw thread, T-shaped support plate 392 and pressure
Contracting spring 391 passes through the fixation that is spirally connected.The vertical component effect of T-shaped support plate 392 is provided with through-hole, and locating rod 39 passes through the through-hole.T-type supports
The horizontal part of plate 392 is used to support stamping parts.
39 upper end of locating rod axially offers columnar placing groove 394, and 394 upper end of placing groove or lower end connection one connect
Spindle 395,395 both ends of connecting shaft are fixed on the cell wall of placing groove 394, and a bearing is fixed in 393 one end of elastic lever, the bearing
Inner ring be fixedly connected with connecting shaft 395.Elastic lever 393 is rotatable, and the angle between locating rod 39 is in 0-
90 ° of variations.
The working method of stamping parts compresses position-limit mechanism of the present invention is：
First, elastic lever 393 is packed up so that its angle between locating rod 39 is 0 °, it is avoided to stop punching press
Part B is placed into T-shaped support plate 392；It will be sleeved in locating rod 39 and by T-shaped support plate by its upper Positioning holes on stamping parts B
392 supports；Then, start cylinder 33,33 pusher cylinder bar of cylinder moves upwards, and cylinder pushes 35 one end of stamping member pressing lever
It moves up, 35 other end of stamping member pressing lever moves down, and stamping member pressing lever 35 is carried out by U-shape passage slot 351
It limits and the stamping parts compressed part of stamping member pressing lever 35 is made finally to withstand stamping parts B, compressed spring 391 is compressed；So
Upper mold downlink completes punching course and backhaul afterwards；
Secondly, elastic lever 393 is released so that its angle between locating rod 39 is 90 °, blocking stamping parts B to
Upper shift motion avoids stamping parts B after upper mold and stamping member pressing lever 35 detach, and compressed spring 391 discharges elastic force mistake
The collision that stamping parts B and other metal parts can be caused when big causes stamping parts B impaired；
Again, stamping member pressing lever 35 detaches under the effect of cylinder 33 with stamping parts B, due to depositing for elastic lever 393
It is avoiding stamping parts B and is colliding during the jacking up with stamping member pressing lever 35 or other component；
Finally, elastic lever 393 is packed up so that its angle between locating rod 39 is 0 °, unloads stamping parts B.
The working method of diel of the present invention is as follows：
Step 1, stamping parts B after the punching press of front there is straight flange B1, stamping parts B to be placed between upper mold 1 and lower die 2 simultaneously
It is compressed and is limited by stamping parts compresses position-limit mechanism；
Step 2, punching die 11 are pressed downward stamping parts B, and straight flange B1 is walked downwards along flanging arc side 2a1；Upper punch simultaneously
First 11 have also been pressed in the stamping parts B on upper padding plate 24, and the wedge mechanism 8 on upper and lower die holder moves downward pushing away for generation by upper mold
Power, the flanging arc side 2a1 that will be stretched to positioned at mold exterior flanging insert 86 on folding column 2a, and the straight flange B1 of stamping parts B is pressed
In fact at flanging B2；
Step 3 rises upper mold, and the folding column 2a with flanging arc side 2a1 is changed to the folding with flange arc limit 2a2
Side column 2a, or directly using the second flange die of the folding column 2a with flange arc limit 2a2；The second interlocking lever 84 is pushed up simultaneously
The flanging insert 86 at end replaces with flange insert 87.
Step 4：Stamping parts B with flanging B2 is placed between upper mold 1 and lower die 2 and passes through stamping parts compresses position-limit mechanism
It is compressed and is limited；
Step 5, punching die 11 are pressed downward stamping parts B, and flanging B2 is walked downwards along flange arc limit 2a2；Upper punch simultaneously
First 11 have also been pressed in the stamping parts B on upper padding plate 24, and the wedge mechanism 8 on upper and lower die holder moves downward pushing away for generation by upper mold
Power, the flange arc limit 2a2 that will be stretched to positioned at mold exterior flange insert 87 on folding column 2a, and the flanging B2 of stamping parts B is pressed
In fact at flange A1；
Stamping parts B, using the second flange die stamping, flanging B2 is pressed into Fig. 4 after the first flange die stamping
Shown in flange A1, this completes flange punching presses.
After the completion of punching press, upper mold 1 rises, and nitrogen gas spring 29 and spring 28 jack up lower clamp plate 23 and upper padding plate 24, this
When flanging B2 can smoothly deviate from from lower die 2, wedge mechanism 8 is returned to reset condition under the action of resetting spring.
If disposably gone out flange A1 using the second flange die, there are the problems of mechanical strength of flange, the present invention
Using straight flange B1 is first struck out flanging B2, the mode of flange A1 is then struck out again, can ensure the machinery of flange A1 in this way
Intensity.
The demoulding principle of second flange die is while upper used in the second flange die as the demoulding principle of the first flange die
Mould 1 and 1 structure of upper mold used in the first flange die are also identical.
Illustrative description is carried out to the present invention above in conjunction with attached drawing, it is clear that realization of the invention is not by aforesaid way
Limitation, as long as use the inventive concept and technical scheme of the present invention progress various improvement, or it is not improved will be of the invention
Design and technical solution directly apply to other occasions, be within the scope of the invention.
Claims (6)
1. a kind of mould punching part compress position-limit mechanism, including cylinder (33), stamping member pressing lever (35), locating rod (39) with
And lever dolly (37), cylinder (33) one end are fixed on by cylinder fixing end (32) on lower die holder (21) side wall, cylinder (33)
The other end is connect by cylinder connecting screw (34) with one end of stamping member pressing lever (35), and stamping member pressing lever (35) is logical
It crosses pivot bolt (36) to connect with lever dolly (37), lever dolly (37) is fixed on lower die holder (21) top surface, and stamping parts compresses
The other end of lever (35) is stamping parts compressed part and is provided with U-shape passage slot (351), and locating rod (39) one end is fixed on lower die holder
(21) on top surface, locating rod (39) other end is inserted into the U-shape passage slot (351), and locating rod (39) passes through on stamping parts B
Location hole is coated with resilient protection part (38), feature outside the stamping parts compressed part of stamping member pressing lever (35) other end
It is：Locating rod (39) lower end is arranged with compressed spring (391), compressed spring (391) upper end connecting T-shaped support plate (392), T
The vertical component effect of type support plate (392) is provided with through-hole, and locating rod (39) passes through the through-hole, the horizontal part of T-shaped support plate (392) to be used for
Support stamp；Locating rod (39) upper end is provided in the axial direction with columnar placing groove (394), placing groove (394) upper end or lower end
A connecting shaft (395) is connected, connecting shaft (395) both ends are fixed on the cell wall of placing groove (394), elastic lever (393) and company
Spindle (395) connects, and elastic lever (393) is rotatable, and the angle between locating rod (39) changes at 0-90 °.
2. mould punching part compresses position-limit mechanism according to claim 1, it is characterised in that：T-shaped support plate (392) it is vertical
Portion outer surface is equipped with screw thread, and compressed spring (391) upper inside surface also is provided with screw thread, T-shaped support plate (392) and compressed spring
(391) pass through the fixation that is spirally connected.
3. mould punching part compresses position-limit mechanism according to claim 1, it is characterised in that：Elastic lever (393) one end is solid
A fixed bearing, the inner ring of the bearing are fixedly connected with connecting shaft (395).
4. a kind of diel, it is characterised in that：It is equipped on the lower die holder of the diel any in claim 1-3
One mould punching part compresses position-limit mechanism.
5. diel according to claim 4, it is characterised in that：It further include the wedge mechanism being arranged on upper and lower die holder
(8)。
6. diel according to claim 5, it is characterised in that：The wedge mechanism (8) include driving wedge (81), by
Dynamic inclined wedge (82), the first interlocking lever (83), the second interlocking lever (84) and third interlocking lever (85), the first interlocking lever (83) are L
Type structure, dynamic wedge (82) are connect by the first connecting shaft (832) with the intermediate position of the first interlocking lever (83), the first interlocking lever
(83) one end is equipped with driving portion (831), and the first interlocking lever (83) other end passes through third connecting shaft (842) and the second interlocking lever
(84) upper end connects, and the second interlocking lever (84) lower end is connect by the second connecting shaft (841) with third interlocking lever (85) one end, the
Three interlocking levers (85) other end is connect by the fourth connecting shaft (828) with dynamic wedge (82)；Driving wedge (81) passes through connection
Plate (811) is fixed on upper die holder；Side is equipped with driving inclined-plane (813), driving wedge (81) lower section below driving wedge (81)
The other side is equipped with interlocking lever drive block (814), and interlocking lever drive block (814) acts on driving portion when upper mold does descending motion
(831) so that the first interlocking lever (83) is rotated around the first connecting shaft (832), limited block is additionally provided on driving wedge (81) side wall
(812)；Dynamic wedge (82) is arranged on lower die holder, and dynamic wedge (82) bottom is fixedly connected with sliding block (824), in lower die holder
On fixed seat (822) on be correspondingly provided with sliding slot (825), sliding block (824) moves horizontally in sliding slot (825)；Dynamic wedge
(82) it is provided with groove, driving inclined-plane (813) matched dynamic inclined-plane (821) with driving wedge (81) is equipped in the groove；By
It is connected with (the first back-moving spring (8271) between spring anchorage bracket (827) on dynamic inclined wedge (82) and fixed seat (822), by dynamic oblique
Second back-moving spring (833) is connected between wedge (82) and the first interlocking lever (83)；Second interlocking lever (84) is upright bar, top
Equipped with flanging insert (86) or flange insert (87).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410492828.3A CN104289598B (en) | 2014-09-24 | 2014-09-24 | A kind of mould punching part compresses position-limit mechanism and uses its diel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410492828.3A CN104289598B (en) | 2014-09-24 | 2014-09-24 | A kind of mould punching part compresses position-limit mechanism and uses its diel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104289598A CN104289598A (en) | 2015-01-21 |
| CN104289598B true CN104289598B (en) | 2018-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410492828.3A Active CN104289598B (en) | 2014-09-24 | 2014-09-24 | A kind of mould punching part compresses position-limit mechanism and uses its diel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106180439B (en) * | 2016-08-29 | 2019-01-01 | 瓯星科技有限公司 | A kind of bumped head plate positioning device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2799959B2 (en) * | 1994-11-16 | 1998-09-21 | セイコープレシジョン株式会社 | Press processing equipment |
| CN201482876U (en) * | 2009-03-24 | 2010-05-26 | 山东丽鹏股份有限公司 | Plate automatic feeding clamping mechanism provided with positioning block |
| CN102941269B (en) * | 2012-11-22 | 2014-12-24 | 浙江科朗汽车配件有限公司 | Tubular joint punching machine and punching method thereof |
| CN203091554U (en) * | 2013-01-07 | 2013-07-31 | 大连嘉翔科技有限公司 | Rotary material pressing locating die for car sheet metal part stamping |
| CN203371426U (en) * | 2013-07-18 | 2014-01-01 | 四川安德科技有限公司 | Lower die clamping device used for car body press line production |
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| Publication number | Publication date |
|---|---|
| CN104289598A (en) | 2015-01-21 |
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Effective date of registration: 20180619 Address after: 362302 Fujian Nanan photoelectric information industry base No. 46 Applicant after: Gauss Kang Industry Co., Ltd. Address before: 239000 Langya East Road, Chuzhou, Chuzhou, Anhui Applicant before: Chuzhou Yali Mould Equipment Co., Ltd. |
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