CN107030193B - Drawing die with punch mechanism - Google Patents
Drawing die with punch mechanism Download PDFInfo
- Publication number
- CN107030193B CN107030193B CN201710419040.3A CN201710419040A CN107030193B CN 107030193 B CN107030193 B CN 107030193B CN 201710419040 A CN201710419040 A CN 201710419040A CN 107030193 B CN107030193 B CN 107030193B
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- China
- Prior art keywords
- punch
- upper mold
- block
- punch mechanism
- blank holder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
-
- 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
- B21D28/24—Perforating, i.e. punching holes
Abstract
The invention discloses a kind of drawing dies with punch mechanism, including be fixed on upper die holder upper mold, blank holder, and the lower die that is fixed on lower die holder, the longitudinal section of blank holder is U-shaped；Further include punch mechanism, punch mechanism includes the drive component being mounted in upper mold and the punching assembly in blank holder；Drive component includes the upper drive block being rotatably connected in upper mold, and punching assembly includes sliding block, guide pad and punch, and sliding block is slidably connected with the top surface in blank holder, and guide pad is connect with blank holder vertical sliding, and punch is installed on the bottom of guide pad；Lower die is equipped with and the matched punching concave die of punch.Drawing process and punching technology are merged into a procedure by the present invention, are reduced the manufacturing cost of mold and the manufacturing cost of part, are improved production efficiency；Punching simultaneously is carried out after drawing process terminates, part is forming in place, to ensure that size and the position in hole, will not be changed because of the stretching of material.
Description
Technical field
The present invention relates to diel field, especially a kind of drawing die with punch mechanism.
Background technology
Punching press is that depended on pressure machine and mold apply external force to plank, band, tubing and proximate matter etc., is allowed to generate plastic deformation
Or separation, to the forming and machining method of the workpiece (stamping parts) of shape and size needed for acquisition.
Stamping parts has the characteristics that thin, even, light, strong compared with casting, forging.And punching press can make other methods hardly possible
With the workpiece with reinforcing rib, rib, fluctuating or flange of manufacture.Further, since punching press uses precision die, workpiece accuracy reachable
Micron order, and repeatable accuracy is high, specification is consistent.
It usually requires to open up hole position due to assembly and other parts installation requirements, on stamping parts, conventional scheme is to pass through
The manufacture that stamping die realizes hole position is repaiied, but the part for there is some holes position less is separately fabricated to repair stamping die, die cost
Height, then part manufacturing cost increase.
If the manufacture of hole position can be realized in drawing die, by the production of the very big manufacturing cost and part for reducing mold
Cost.However, realizing punching in drawing die, there are a technological difficulties：In drawing die production process, there is deformation in tablet, this
If stretching punching simultaneously, hole can deform sample, it is difficult to ensure matching requirements.
Invention content
The object of the present invention is to provide a kind of drawing dies with punch mechanism, to solve deficiency in the prior art,
It can realize the punching of drawing die mesoporous and ensure the precision in hole, to reduce mold manufacturing cost and part
Manufacturing cost.
To achieve the above object, the present invention provides the following technical solutions：
A kind of drawing die with punch mechanism, including the upper mold and blank holder that are fixed on upper die holder, and be fixed on
Lower die on lower die holder, the upper mold and the blank holder are set to the top of the lower die, the longitudinal section of the blank holder side by side
For U-shaped, and it is open to the direction of the upper mold；Further include punch mechanism, the punch mechanism includes：In the upper mold
Drive component and the punching assembly in the blank holder；
The driving component includes the drive block being rotatably connected in the upper mold, and the drive block is equipped with driving slide guide
Face and motion-stopping surface, the motion-stopping surface can offset with the upper mold；
The punching assembly includes：Sliding block, guide pad and punch, the sliding block connect with the top surface sliding in the blank holder
It connects, the glide direction of the sliding block is perpendicular to the direction of the upper mold, and outer end face is equipped with and is matched with the driving slide guide face
Slide guide face, bottom be equipped with the first inclined-plane；It is equipped with and matched second inclined-plane in first inclined-plane, institute at the top of the guide pad
Guide pad is stated to connect with the blank holder vertical sliding；The punch is installed on the bottom of the guide pad, the blank holder
Bottom is equipped with punch pilot hole, and the lower end of the punch is mounted in the punch pilot hole；
The lower die is equipped with and the matched punching concave die of the punch.
In drawing die above-mentioned with punch mechanism, it is preferable that the drive block is additionally provided with the first evacuation face and
Two evacuation faces, first evacuation face are set to the top of the motion-stopping surface, and second evacuation face is set to the driving slide guide face
Lower section.
In drawing die above-mentioned with punch mechanism, it is preferable that the drive block can be turned by drive block support base
Dynamic to be connected in the upper mold, drive block support base upper end is fixed in the upper mold, and lower end can with the drive block
Rotation connection.
In drawing die above-mentioned with punch mechanism, it is preferable that block is fixed in the upper mold, the block
Surface hardening, when the drive block goes to horizontality from top to bottom, the motion-stopping surface offsets with the block.
In drawing die above-mentioned with punch mechanism, it is preferable that the sliding block is additionally provided with vertical confined planes, described
Confined planes are set between the slide guide face and first inclined-plane, and the confined planes are with the guide pad close to the end of the upper mold
Face is concordant；
The punch mechanism further includes limited block, and the limited block is mounted on the guide pad close to institute by fixing screws
The end face of upper mold is stated, and is pressed together on the confined planes.
In drawing die above-mentioned with punch mechanism, it is preferable that in end face of the guide pad far from the upper mold
Equipped with flange platform, position corresponding with the flange platform is equipped with snap-gauge on the blank holder, passes through the flange platform and institute
State the horizontal position that snap-gauge limits the guide pad.
In drawing die above-mentioned with punch mechanism, it is preferable that the punch mechanism further includes the first elastic element,
First elastic element is set between the sliding block and the blank holder, when the sliding block glides in the driving of the drive block
When dynamic, first elastic element is compressed.
In drawing die above-mentioned with punch mechanism, it is preferable that the punch mechanism further includes guide plate, the guide plate
It is fixed on the blank holder, and positioned at the upper surface of described sliding block, and is bonded therewith.
In drawing die above-mentioned with punch mechanism, it is preferable that the upper end level of the guide pad is equipped with limitation bar,
The limitation bar is prominent to the separate direction of the upper mold；
The punch mechanism further includes the second elastic element, and second elastic element is longitudinally arranged, the upper end and institute
The bottom surface for stating limitation bar abuts against, and lower end is abutted against with the bottom surface in the blank holder.
In drawing die above-mentioned with punch mechanism, it is preferable that the punch is installed on institute by drift mounting seat
The bottom of guide pad is stated, the gap between the bottom of the drift mounting seat and the blank holder is not less than punching depth.
Compared with prior art, the present invention proposes a kind of drawing die with punch mechanism, using the mold, will draw
Stretching process and punching technology are merged into a procedure, are reduced the manufacturing cost of mold and the manufacturing cost of part, are improved
Production efficiency；In entire punch process, blank holder is closed with lower die always, and material is compressed, pressure-plate-force is provided for punching；Simultaneously
Punching is carried out after drawing process terminates, part is forming in place, to ensure that size and the position in hole, Bu Huiyin
It changes for the stretching of material.
Description of the drawings
Fig. 1 is the structural schematic diagram for the drawing die with punch mechanism that certain embodiment of the invention provides；
Fig. 2 is the schematic cross-sectional view for the drawing die with punch mechanism that certain embodiment of the invention provides；
Fig. 3 is the structural schematic diagram for the drawing die punching state with punch mechanism that certain embodiment of the invention provides；
Fig. 4 is the mold-opening structure schematic diagram for the drawing die with punch mechanism that certain embodiment of the invention provides；
Fig. 5 is the structural schematic diagram for the drive block that certain embodiment of the invention provides；
Fig. 6 is the structural schematic diagram for the sliding block that certain embodiment of the invention provides；
Fig. 7 is the structural schematic diagram for the guide pad that certain embodiment of the invention provides；
Fig. 8 is the structural schematic diagram for the drive block support base that certain embodiment of the invention provides.
Reference sign：
1- upper molds, 2- blank holders, 21- punch pilot holes, 3- lower dies, 401- drive blocks, 4011- drive slide guide face, 4012-
Motion-stopping surface, the evacuation of 4013- first face, the evacuation of 4014- second face, 402- sliding blocks, 4021- slide guides face, the first inclined-planes 4022-,
4023- confined planes, 403- guide pads, the second inclined-planes 4031-, 4032- flange platforms, 4033- limitation bar mounting holes, 4034- counterbores,
404- punches, 405- drive block support bases, 4051- straight slots, the first pin holes of 4052-, 4053- mounting holes, 406- blocks, 407- limits
Position block, 4071- fixing screws, the first elastic elements of 408-, 409- guide plates, 410- limit bar, the second elastic elements of 411-, 412-
Drift mounting seat.
Specific implementation mode
The embodiments described below with reference to the accompanying drawings are exemplary, is only used for explaining the present invention, and cannot be construed to
Limitation of the present invention.
The embodiment of the present invention：As depicted in figs. 1 and 2, a kind of drawing die with punch mechanism is mainly used for hole position
The molding of less stamping parts realizes the punching in hole using the die sinking process after drawing die drawing work.Including fixation
Upper mold 1 on upper die holder and blank holder 2, and the lower die 3 (upper die holder and lower die holder are not shown in figure) that is fixed on lower die holder,
The upper mold 1 and the blank holder 2 are set to the top of the lower die 3 side by side, and the longitudinal section of the blank holder 2 is U-shaped, and to institute
The direction opening of upper mold 1 is stated, U-shaped opening provides installation space for following punch mechanisms.The mold further includes punch mechanism, described
Punch mechanism includes：Drive component in the upper mold 1 and the punching assembly in the blank holder 2.
The driving component includes the upper drive block 401 being rotatably connected in the upper mold 1, as shown in Figure 1, Figure 2 and Fig. 5 institutes
Show, the drive block 401 is equipped with driving slide guide face 4011 and motion-stopping surface 4012, the motion-stopping surface 4012 can be with the upper molds 1
It offsets.The drive block 401 is rotatably connected in the upper mold 1, can be under the driving of dead weight from the upper mold 1
Direction is rotated to the direction of the blank holder 2.When the drive block 401 goes to level from top to bottom, the motion-stopping surface 4012
It offsets with the upper mold 1, limits the rotation of the drive block 401.
As shown in Figure 1, Figure 2, shown in Fig. 6 and Fig. 7, the punching assembly includes：Sliding block 402, guide pad 403 and punch 404.Institute
It states sliding block 402 to be slidably connected with the top surface in the blank holder 2, the glide direction of the sliding block 402 is perpendicular to the upper mold 1
Direction, outer end face be equipped with 4011 matched slide guide face 4021 of the driving slide guide face, bottom is equipped with the first inclined-plane
4022.Specifically, slide guide face 4021 is matching in the upper surface of driving slide guide face 4011, when drive block 401 rotate up or to
When upper movement, sliding block 402 can be pushed to be moved to the direction far from drive block 401.403 top of the guide pad is equipped with first tiltedly
4022 matched second inclined-plane 4031 of face, the guide pad 403 are connect with 2 vertical sliding of the blank holder.Specifically, described
The front and back side (direction of parallel paper in Fig. 2) of guide pad 403 is equipped with snap-gauge, and the snap-gauge is fixed on blank holder 2, described
Guide pad 403 moves up and down along the snap-gauge, and the snap-gauge carries out Horizontal limiting to the guide pad 403.The punch 404
It is installed on the bottom of the guide pad 403, the bottom of the blank holder 2 is equipped with punch pilot hole 21, the lower end of the punch 404
In the punch pilot hole 21.Punch pilot hole 21 plays the role of support and guiding to punch 404, prevents punch
404 shake in punch process influences punching precision.
The lower die 3 is equipped with and 404 matched punching concave die of the punch.
During use, mold first carries out drawing process：Blank holder 2 and 3 closed impaction tablet of lower die, such as Fig. 1 and Fig. 2 institutes
Show, then upper mold 1 moves down again stretches tablet, until bottom dead centre completes the stretching of part.Followed by it was molding
It is punched out in journey：During die sinking, as shown in figure 3, upper mold 1 up moves first, at this time due to gravity drive block 401
To horizontal direction, motion-stopping surface 4012 offsets with upper mold 1, limits its rotation for rotation, it is made to keep horizontality；Upper mold 1 continues
It up moves, drive block 401 up moves together therewith, when drive block 401 is contacted with sliding block 402, in the drive being mutually matched
Under the mating reaction in dynamic slide guide face 4011 and slide guide face 4021, sliding block 402 is moved to the direction far from drive block 401, same with this
When, under the mating reaction on the first inclined-plane 4022 and the second inclined-plane 4031 that are mutually matched, guide pad 403 is perpendicular with punch 404
It directly moves downward, until punch 404 is closed with the punching concave die in lower die 3, completes punching technology.After punching, such as Fig. 4 institutes
Showing, blank holder 2 up moves, and mold is opened completely, and part is taken out, while part takes out, the non-Punches of part and punching
First 404 contact can jack up punch 404 upwards, then guide pad 403 moves upwards, and sliding block 402 is driven to restore to punching
State completes the integrally stretching punch work of part.
In entire punch process, blank holder 2 is closed with lower die 3 always, and tablet is compressed, pressure-plate-force is provided for punching；
Punching simultaneously is carried out after drawing process terminates, part is forming in place, to ensure that size and the position in hole, no
It can change because of the stretching of material.Using a mold, drawing process and punching technology are merged into a procedure, dropped
The low manufacturing cost of mold and the manufacturing cost of part, improve production efficiency.
In above structure, the drive block 401 is additionally provided with the first evacuation face 4013 and the second evacuation face 4014, and described first
Evacuation face 4013 is set to the top of the motion-stopping surface 4012, and second evacuation face 4014 is set to the driving slide guide face 4011
Lower section.By the first evacuation of setting face 4013, drive block 401 is avoided to be interfered with upper mold 1 in rotary course.Pass through setting
Second evacuation face 4014, avoids drive block 401 from being interfered with blank holder 2 in rotary course.It is of course also possible to take upper
The mode of groove is opened up to avoid interference on mould 1 or blank holder 2, but inconvenience is processed due to this mode and is affected to mold,
It is advantageous to evacuation face is arranged on drive block 401.
It is preferably carried out in mode in one kind, the drive block 401 is rotatably connected by drive block support base 405 in institute
It states in upper mold 1,405 upper end of drive block support base is fixed in the upper mold 1, and lower end can turn with the drive block 401
Dynamic connection.Specifically, as shown in figure 8, the drive block support base 405 is fixed on the upper mold by mounting hole 4053 and bolt
On 1, the lower end of the drive block support base 405 opens up straight slot 4051, and 4051 both sides of the straight slot are oppositely arranged the first pin hole
4052, use axis pin to pass through the first pin hole 4052, drive block 401 and the first pin hole 4052 of the other side of side with this, in this way,
Drive block 401 can be rotatably connected in the straight slot 4051.Straight slot 4051 can play drive block 401 in the work of guiding
With, make its movement more stablize, ensure it in vertical in-plane moving；It is directly rotatable using drive block support base 405
It is connected in upper mold 1, is also convenient for the installation and replacement of drive block 401, can also reduce the damage to mold entirety, extend mold
Service life.
In a kind of specifically embodiment, as shown in Fig. 2, block 406 is fixed in the upper mold 1, the block 406
Surface hardening, when the drive block 401 goes to horizontality from top to bottom, the motion-stopping surface 4012 and the block 406
It offsets.Since drive block 401 repeats to be in contact friction with upper mold 1, if making drive block 401 directly be contacted with upper mold 1, to upper
Replacement cost is larger after the abrasion of mould 1 is larger, and upper mold 1 is damaged；By the way that block 406 is arranged, make drive block 401 and block 406
It offsets, it is possible to reduce the abrasion to upper mold 1 extends the service life of mold；The surface hardening of block 406, to increase block
406 intensity.Specifically, block 406 is fixed on by dormant bolt in upper mold 1.Block 406 will not be protruded using dormant bolt
Surface, avoid and interfered with drive block 401.
It is preferably carried out in mode in another kind, as shown in fig. 6, the sliding block 402 is additionally provided with vertical confined planes 4023,
The confined planes 4023 are set between the slide guide face 4021 and first inclined-plane 4022, and the confined planes 4023 are led with described
Facade to block 403 is concordant.The punch mechanism further includes limited block 407, and the limited block 407 is pacified by fixing screws 4071
Mounted in the guide pad 403 close to the end face of the upper mold 1, and it is pressed together on the confined planes 4023.Specifically, such as Fig. 8 institutes
Show, level offers counterbore 4034 on guide pad 403, for fixing the fixed spiral shell 4071.By the way that 4023 He of confined planes is arranged
Limited block 407, carries out sliding block 402 limit of horizontal direction, and anti-limited slip block 402 slips away guide pad 403.In addition, fixed limit
The fixing screws 4071 of block 407 protrude limited block 407, can be during 1 uplink of upper mold after the completion of punching, with drive block
401 contacts, and drive block 401 is driven to be rotated up, so that drive block 401 is restored automatically to the state before non-punching.More specifically,
During 1 uplink of upper mold after the completion of punching, fixing screws 4071 are contacted with the second evacuation face 4014 of drive block 401.
In another specifically embodiment, as shown in Fig. 1, Fig. 3-4 and Fig. 7, in order to well to guide pad 403 into
Row limit, end face of the guide pad 403 far from the upper mold 1 be equipped with flange platform 4032, on the blank holder 2 with it is described
4032 corresponding position of flange platform is equipped with snap-gauge (being not clearly shown in figure), is limited by the flange platform 4032 and the snap-gauge
Make the horizontal position of the guide pad 403.
It is preferably carried out in mode in one kind, as shown in Figs 1-4, in order to allow sliding block 402 to restore automatically to non-punching
Preceding state, the punch mechanism further include the first elastic element 408, and first elastic element 408 is set to the sliding block 402
Between the blank holder 2, when driving lower slider of the sliding block 402 in the drive block 401, compression first elasticity
Element 408.By the way that the first elastic element 408 is arranged, after sliding block 402 is moved to the direction far from drive block 401, the first elasticity member
Part 408 is compressed, will be automatic to restore under the rebound force effect of the first elastic element 408 after sliding block 402 loses external force
State to non-punching.Here the first elastic element 408 can be the elastic elements such as spring, cylinder, air bag, but due to bullet
Spring have it is at low cost, easy for installation a little, it is advantageous to springs.
In another specifically embodiment, as shown in Figure 2 and Figure 6, the punch mechanism further includes guide plate 409, institute
It states guide plate 409 to be fixed on the blank holder 2, and positioned at the upper surface of described sliding block 402, and is bonded therewith.Specifically, guide plate
409 bottom is equipped with groove, and the groove is matched with the top surface of sliding block 402, and sliding block 402 can move freely in groove.It is logical
Setting guide plate 409 is crossed, on the one hand can provide guiding for the movement of sliding block 402, the movement of sliding block 402 is made more to stablize；It is another
Aspect can reduce abrasion of the sliding block 402 to blank holder 2, extend die life.
It is preferably carried out in mode in one kind, as depicted in figs. 1 and 2, in order to allow guide pad 403 to restore automatically to not
The upper end level of state before punching, the guide pad 403 is equipped with limitation bar 410, and the limitation bar 410 is to far from the upper mold
1 direction protrudes；The punch mechanism further includes the second elastic element 411, and second elastic element 411 is longitudinally arranged,
The upper end and the bottom surface of the limitation bar 410 abut against, and lower end is abutted against with the bottom surface in the blank holder 2.Specifically, such as
Shown in Fig. 8, level opens up restricted bar mounting hole 4033 on guide pad 403, and limitation bar mounting hole 4033 is through-hole, for fixing
Limit bar 410.Bar 410 and the second elastic element 411, after guide pad 403 moves downward, the second elastic element are limited by setting
411 are compressed, and after guide pad 403 loses external force, will be moved upwards under the rebound force effect of the second elastic element 411,
It is automatic to restore to the state before non-punching.Here the second elastic element 411 can be the elastic elements such as spring, cylinder, air bag, but
Be due to spring have it is at low cost, easy for installation a little, it is advantageous to springs.
In another specifically embodiment, as shown in Fig. 2, the punch 404 is installed on by drift mounting seat 412
The bottom of the guide pad 403, the gap between the bottom of the drift mounting seat 412 and the blank holder 2 are not less than punching
Depth.By the way that drift mounting seat 412 is arranged, it on the one hand can ensure the installation accuracy of punch 404, be convenient for the installation of punch 404；
Another aspect drift mounting seat 412 plays punch 404 certain reinforcement effect and position-limiting action, prevents 404 punching of punch deep
Degree is too deep, it is not easy to mold.
The structure, feature and effect of the present invention, the above institute are described in detail based on the embodiments shown in the drawings
Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range, every structure according to the present invention shown in drawing
Change made by thinking, or is revised as the equivalent embodiment of equivalent variations, when not going beyond the spirit of the description and the drawings,
It should all be within the scope of the present invention.
Claims (10)
1. a kind of drawing die with punch mechanism, including the upper mold (1) and blank holder (2) that are fixed on upper die holder, and it is solid
The lower die (3) being scheduled on lower die holder, it is characterised in that：The upper mold (1) and the blank holder (2) are set to the lower die side by side
(3) longitudinal section of top, the blank holder (2) is U-shaped, and is open to the direction of the upper mold (1)；It further include perforating press
Structure, the punch mechanism include：Drive component in the upper mold (1) and rushing in the blank holder (2)
Aperture member；
The driving component includes the drive block (401) in the upper mold (1) that is rotatably connected, and the drive block (401) sets
There are driving slide guide face (4011) and motion-stopping surface (4012), the motion-stopping surface (4012) that can offset with the upper mold (1)；
The punching assembly includes：Sliding block (402), guide pad (403) and punch (404), the sliding block (402) and the flanging
Top surface in circle (2) is slidably connected, vertical upper mold (1) moving direction of the glide direction of the sliding block (402), outer end face
Equipped with the matched slide guide face (4021) of the driving slide guide face (4011), bottom be equipped with the first inclined-plane (4022)；It is described to lead
It is equipped with and matched second inclined-plane (4031) of first inclined-plane (4022), the guide pad (403) and institute at the top of to block (403)
State the connection of blank holder (2) vertical sliding；The punch (404) is installed on the bottom of the guide pad (403), the blank holder
(2) bottom is equipped with punch pilot hole (21), and the lower end of the punch (404) is mounted in the punch pilot hole (21)；
The lower die (3) is equipped with and the punch (404) matched punching concave die.
2. the drawing die according to claim 1 with punch mechanism, it is characterised in that：The drive block (401) is also
Equipped with the first evacuation face (4013) and the second evacuation face (4014), first evacuation face (4013) is set to the motion-stopping surface
(4012) top, second evacuation face (4014) are set to the lower section of driving slide guide face (4011).
3. the drawing die according to claim 1 with punch mechanism, it is characterised in that：The drive block (401) is logical
Overdrive block support base (405) is rotatably connected in the upper mold (1), and drive block support base (405) upper end is fixed on
On the upper mold (1), lower end is rotatably connected with the drive block (401).
4. the drawing die according to claim 1 with punch mechanism, it is characterised in that：It is fixed on the upper mold (1)
There is a block (406), the surface hardening of the block (406), when the drive block (401) goes to horizontality from top to bottom,
The motion-stopping surface (4012) offsets with the block (406).
5. the drawing die according to claim 1 with punch mechanism, it is characterised in that：The sliding block (402) also sets
There are vertical confined planes (4023), the confined planes (4023) to be set to the slide guide face (4021) and first inclined-plane (4022)
Between, the confined planes (4023) are concordant close to the end face of the upper mold (1) with the guide pad (403)；
The punch mechanism further includes limited block (407), and the limited block (407) is mounted on described by fixing screws (4071)
Guide pad (403) is pressed together on close to the end face of the upper mold (1) on the confined planes (4023).
6. the drawing die according to claim 1 with punch mechanism, it is characterised in that：In the guide pad (403)
End face far from the upper mold (1) is equipped with flange platform (4032), opposite with the flange platform (4032) on the blank holder (2)
The position answered is equipped with snap-gauge, and the horizontal position of the guide pad (403) is limited by the flange platform (4032) and the snap-gauge.
7. the drawing die according to claim 1 with punch mechanism, it is characterised in that：The punch mechanism further includes
First elastic element (408), first elastic element (408) are set between the sliding block (402) and the blank holder (2),
When driving lower slider of the sliding block (402) in the drive block (401), first elastic element (408) is compressed.
8. the drawing die according to claim 1 with punch mechanism, it is characterised in that：The punch mechanism further includes
Guide plate (409), the guide plate (409) are fixed on the blank holder (2), and positioned at the upper surface of described sliding block (402), and therewith
Fitting.
9. the drawing die according to claim 1 with punch mechanism, it is characterised in that：The guide pad (403)
Upper end level is equipped with limitation bar (410), and the limitation bar (410) is prominent to the separate direction of the upper mold (1)；
The punch mechanism further includes the second elastic element (411), and second elastic element (411) is longitudinally arranged, thereon
The bottom surface with the limitation bar (410) is held to abut against, lower end is abutted against with the bottom surface in the blank holder (2).
10. the drawing die according to claim 1 with punch mechanism, it is characterised in that：The punch (404) passes through
Drift mounting seat (412) is installed on the bottom of the guide pad (403), bottom and the pressure of the drift mounting seat (412)
Gap between flange (2) is not less than punching depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710419040.3A CN107030193B (en) | 2017-06-06 | 2017-06-06 | Drawing die with punch mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710419040.3A CN107030193B (en) | 2017-06-06 | 2017-06-06 | Drawing die with punch mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107030193A CN107030193A (en) | 2017-08-11 |
| CN107030193B true CN107030193B (en) | 2018-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710419040.3A Expired - Fee Related CN107030193B (en) | 2017-06-06 | 2017-06-06 | Drawing die with punch mechanism |
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| CN (1) | CN107030193B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109500211B (en) * | 2018-12-28 | 2023-09-05 | 浙江炜驰机械集团股份有限公司 | Punching waste position transferring device |
| CN112427524B (en) * | 2020-11-03 | 2022-11-18 | 贵州航天新力科技有限公司 | Flange flanging internal spinning composite forming method and device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08174084A (en) * | 1994-12-22 | 1996-07-09 | Kanto Auto Works Ltd | Press |
| CN201711424U (en) * | 2010-02-03 | 2011-01-19 | 浙江黄岩冲模厂 | Hoisting wedge with drive block and sliding block both mounted on top |
| CN103978097A (en) * | 2014-05-19 | 2014-08-13 | 安徽大昌科技股份有限公司 | Side punching die for lower support of steering tubular column |
| CN105537381A (en) * | 2015-12-25 | 2016-05-04 | 佛山市成阳正大模具五金塑料有限公司 | Reversed punching structure aiming at inclined plane shapes and punching process |
| CN206083622U (en) * | 2016-08-31 | 2017-04-12 | 安徽江淮汽车集团股份有限公司 | Compact slide wedge side blow mechanism |
-
2017
- 2017-06-06 CN CN201710419040.3A patent/CN107030193B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN107030193A (en) | 2017-08-11 |
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