CN106475452A - A kind of blanking die - Google Patents
A kind of blanking die Download PDFInfo
- Publication number
- CN106475452A CN106475452A CN201610920237.0A CN201610920237A CN106475452A CN 106475452 A CN106475452 A CN 106475452A CN 201610920237 A CN201610920237 A CN 201610920237A CN 106475452 A CN106475452 A CN 106475452A
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- China
- Prior art keywords
- cutter block
- block
- plate
- slide plate
- blanking die
- Prior art date
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- 239000002699 waste material Substances 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 8
- 229920002635 polyurethane Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- 238000004080 punching Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000002266 amputation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
Abstract
The invention provides a kind of blanking die, it includes upper bolster and die shoe, Qianmen cutter block is provided with described upper bolster, the Qianmen cutter block holding tank being matched with described Qianmen cutter block is provided with described die shoe, it is additionally provided with mounting groove on described upper bolster, it is provided with switching cutter block assembly in described mounting groove, described die shoe is provided with the switching cutter block holding tank being matched with described switching cutter block assembly；Described switching cutter block assembly has stationary state and quick condition；In described stationary state, the back door cutter block of described switching cutter block assembly can be processed to blank；In described quick condition, described back door cutter block contact with described blank and pressurized after, can be in switching cutter block holding tank described in retraction.The blanking die of the present invention, it is capable of, the processing of the no two kinds of automobile exterior panel in back door, so that its scope of application is relatively broad, also makes the required blanking die of processing of automobile exterior panel less simultaneously.
Description
Technical field
The present invention relates to mould structure technical field is and in particular to a kind of blanking die.
Background technology
Usually by blank, punching on blanking die forms automobile exterior panel, and prior art is in processing typically by blank
Input to blanking die, as depicted in figs. 1 and 2, binder carried out by foundry goods holding pad, the upper mould insert 14 of upper bolster 13 with
After the lower mould insert 12 of die holder 11 interacts, it is finally completed the punching of blank.
However, existing blanking die can only realize the processing of the automobile exterior panel to only Qianmen, or to forward and backward door all
The processing of some automobile exterior panels, therefore its scope of application is less；Meanwhile, need to realize respectively to two kinds using two sets of blanking dies
The processing of type automobile exterior panel, so that the required blanking die of the processing of automobile exterior panel is more.
Content of the invention
The invention provides a kind of blanking die, less with the scope of application that solves blanking die in prior art, automobile
The more problem of the required blanking die of the processing of outside plate.
For achieving the above object, the invention provides following technical scheme：
A kind of blanking die, it includes upper bolster and die shoe, and described upper bolster is provided with Qianmen cutter block, described lower mould
The Qianmen cutter block holding tank being matched with described Qianmen cutter block is provided with seat, described upper bolster is additionally provided with mounting groove, institute
State and in mounting groove, be provided with switching cutter block assembly, described die shoe is provided with the switching being matched with described switching cutter block assembly
Cutter block holding tank；Described switching cutter block assembly has stationary state and quick condition；In described stationary state, described switching knife
The back door cutter block of block assembly can be processed to blank；In described quick condition, described back door cutter block and described blank phase
Contact and pressurized after, can be in switching cutter block holding tank described in retraction.
Base that preferably, described switching cutter block assembly includes being connected with the bottom of described mounting groove by stop screw,
Be arranged on the slide plate between described base and described bottom and be arranged on described slide plate through hole in and be connected with described bottom
Telescopic drive part, described base is slidably matched with described stop screw；Described slide plate passes through L-type limiting plate and described mounting groove
Bottom be connected, described slide plate is all slidably matched with described bottom and described L-type limiting plate；Described back door cutter block arranges described bottom
On first face of seat, the second face of described base is provided with slide plate, on described slide plate, the side near described second face sets
It is equipped with the bottom guide corresponding with described slide plate；The telescopic end of described telescopic drive part passes through adapting rod and is arranged on described cunning
Transfer block on plate is connected；Described slide plate has the first operating position and the second operating position.
Preferably, described adapting rod is provided with annular slot, described transfer block is provided with and described annular slot phase
The fixture block of cooperation.
Preferably, described switching cutter block assembly also includes instruction block and the instruction being arranged on the outer wall of described upper bolster
Bar, the installation end of described indicating arm is connected with the side installing described transfer block on described slide plate, the indication end of described indicating arm
Outer surface on extend along direction and be arranged at intervals with the first groove and the second groove；It is provided with for described finger on described instruction block
Show hold through via.
Preferably, on described instruction block, the side away from described slide plate is provided with fixed block.
Preferably, described bottom is provided through the guide pillar of described through hole, described base is provided with and described guide pillar phase
The guide pin bushing of cooperation.
Preferably, on described slide plate, the side away from described base is provided with upper guide plate, described upper guide plate and described bottom
It is slidably matched.
Preferably, its also include arranging the slotting tool on described upper bolster and be arranged on described die shoe with described slotting tool phase
Corresponding support waste material assembly, base plate that described support waste material assembly includes being connected with described die shoe, slide block, connecting rod, spring, support plate
And retainer plate, the installation portion of described slide block is slidably matched with the sliding tray of described base plate, away from described base on described sliding tray
One end of material is provided with spacing preiection, and described installation portion is provided with the open slot of the bottom surface towards described sliding tray；Described bullet
One end of spring is against on described spacing preiection, and the other end of described spring is against the side wall near described blank on described open slot
Internal face on；The second driving inclined-plane being slidably matched with the first driving inclined-plane of described slotting tool is provided with described slide block；Institute
State slide block to be connected with described support plate by described connecting rod, away from side and the described retainer plate phase of described connecting rod on described support plate
Even.
Preferably, the side wall of described sliding tray is provided with baffle plate, described installation portion is provided with described baffle plate
The second confined planes that one confined planes fit.
Preferably, the periphery edge of the cutting edge side of the periphery edge of cutting edge side of described Qianmen cutter block and described back door cutter block
It is provided with polyurethane pressure material block.
The beneficial effects of the present invention is：
The blanking die of the present invention, its switching cutter block assembly is in during stationary state it becomes possible to realize to forward and backward Men Douyou
Automobile exterior panel processing, when switching cutter block assembly and being in quick condition it becomes possible to realize automobile exterior panel to only Qianmen
Processing, thus the processing to two kinds of automobile exterior panel is achieved by a set of blanking die, preferably eliminate a set of
Blanking die, so make this blanking die the scope of application relatively broad, also make the processing of automobile exterior panel required simultaneously
Blanking die is less.
Brief description
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to institute in embodiment
Need the accompanying drawing using to be briefly described, and by combining accompanying drawing, the specific embodiment of the present invention is made further specifically
Bright, wherein
Fig. 1 is the schematic diagram of the die shoe of existing blanking die；
Fig. 2 is the schematic diagram of the upper bolster of existing blanking die；
Fig. 3 is the schematic diagram of switching cutter block assembly provided in an embodiment of the present invention；
Fig. 4 is the sectional view of switching cutter block assembly provided in an embodiment of the present invention；
Fig. 5 is the schematic diagram of the upper bolster of blanking die provided in an embodiment of the present invention；
Fig. 6 is the schematic diagram of the die shoe of blanking die provided in an embodiment of the present invention；
Fig. 7 is the schematic diagram of retainer roll wheel assembly provided in an embodiment of the present invention；
Fig. 8 is the schematic diagram of support waste material assembly provided in an embodiment of the present invention；
Fig. 9 is the schematic diagram after support waste material assembly provided in an embodiment of the present invention is installed；
Figure 10 is the schematic diagram of blank provided in an embodiment of the present invention.
Labelling in accompanying drawing：
11st, die shoe 12, lower mould insert 13, upper bolster 14, upper mould insert 21, base
22nd, back door cutter block 23, stop screw 24, guide pillar 25, guide pin bushing 26, slide plate
27th, L-type limiting plate 28, upper bolster 281, polyurethane pressure material block 282, Qianmen cutter block
283rd, switching cutter block assembly 284, first cut-out cutter block 285, fairlead 29, die shoe
291st, back door block 292, Qianmen block 293, second cut-out cutter block 294, initial position
295th, lead 31, slide plate 32, bottom guide 33, upper guide plate
41st, cylinder 42, adapting rod 43, transfer block 51, indicating arm 52, instruction block
53rd, fixed block 54, the first groove 55, the second groove 61, guide roller
62nd, retainer roll wheel assembly 621, roller 622, coil tension spring 63, roll wheel assembly
71st, support waste material assembly 72, slide block 73, spring 74, baffle plate 75, base plate
751st, spacing preiection 76, connecting rod 77, support plate 78, supporting plate 79, installation portion
81st, slotting tool 91, tail gate blanking line 92, front door blanking line
93rd, waste material blanking line 94, cutting line
Specific embodiment
In order that those skilled in the art more fully understand technical scheme, below in conjunction with specific embodiment pair
This programme is further discussed in detail.
As shown in Figures 3 to 10, embodiments provide a kind of blanking die, it includes upper bolster 28 and die shoe
29, upper bolster 28 is provided with Qianmen cutter block 282, die shoe 29 is provided with the Qianmen cutter block being matched with Qianmen cutter block 282
Holding tank, upper bolster 28 is additionally provided with mounting groove, is provided with switching cutter block assembly 283, die shoe 29 is arranged in mounting groove
There is the switching cutter block holding tank matching with switching cutter block assembly 283；Switching cutter block assembly 283 has stationary state and floating type
State；In stationary state, the back door cutter block 22 of switching cutter block assembly 283 can be processed to blank；In quick condition, after
Door cutter block 22 contact with blank and pressurized after, can retraction switch cutter block holding tank in.It is understood that Qianmen cutter block is held
Groove of receiving is arranged on Qianmen block 292, and switching cutter block holding tank is arranged on back door block 291, as shown in Figure 6；This blanking die is also
Including be arranged on upper bolster 28 for match with the lead 295 of die shoe 29 fairlead 285, be arranged on die shoe
On 29 be used for enter blanking die blank fore-and-aft direction positioned guide roller 61, be arranged on die shoe 29 simultaneously
The retainer roll wheel assembly 62 of certain movement stroke, setting of mutually staggering can be had by the vertical direction by coil tension spring 622
On upper bolster 28 and die shoe 29 for by the first cut-out cutter block 284 of the waste part of blank cut-out and the second amputation knife
Block 293, the right side being fixed on die shoe 29 are used for carrying out the roll wheel assembly 63 of retainer to the blank after cut-out.Need explanation
It is, when upper bolster 28 completes a processing jig frequency and rises, as shown in fig. 7, retainer roll wheel assembly is in its coil tension spring 622
Effect is lower to rise, and blank is lifted, blank can travel forward on roller 621, to avoid the scuffing of blank.In upper bolster 28
When moving downward, retainer roll wheel assembly 62 is depressed by upper bolster 28 by blank, and now blank falls on die shoe 29, and retainer rolls
Wheel assembly 62 plays the effect of positioning stablity.
Blanking die provided in an embodiment of the present invention, its switching cutter block assembly 283 is in during stationary state it becomes possible to realize
Processing to the automobile exterior panel of forward and backward Men Douyou, when switching cutter block assembly 283 and being in quick condition it becomes possible to realize to only
There is the processing of the automobile exterior panel at Qianmen, thus the processing to two kinds of automobile exterior panel is achieved by a set of blanking die,
Preferably eliminate a set of blanking die, so make this blanking die the scope of application relatively broad, also make automobile simultaneously
The blanking die that the processing of outside plate is required is less.
As shown in Figure 3 and Figure 4, in another embodiment that the present invention provides, switching cutter block assembly 283 can include passing through
Base 21 that stop screw 23 is connected with the bottom of mounting groove, the slide plate 31 being arranged between base 21 and bottom and be arranged on
The telescopic drive part being connected in the through hole of slide plate 31 and with bottom, base 21 is slidably matched with stop screw 23；Slide plate 31 passes through L
Type limiting plate 27 is connected with the bottom of mounting groove, and slide plate 31 is all slidably matched with bottom and L-type limiting plate 27；Back door cutter block 22 sets
On first face of bottom set seat 21, the second face of base 21 is provided with slide plate 26, on slide plate 31, the side near the second face sets
It is equipped with the bottom guide 32 corresponding with slide plate 26；The telescopic end of telescopic drive part passes through adapting rod 42 and is arranged on slide plate 31
Transfer block 43 be connected；Slide plate 31 has the first operating position and the second operating position.So by simple structure preferably
Achieve the switching stationary state of cutter block assembly 283 and the switching of quick condition.It is understood that working as bottom guide 32 and slide guide
When plate 26 abuts against, slide plate 31 is in the first operating position, after now back door cutter block 22 is contacted with blank and is pressurized, due to
There is the position-limiting action of slide plate 26 so that back door cutter block 22 can not be moved to the direction near bottom, that is, at switching cutter block group 283
In stationary state, descending with upper bolster 28, back door cutter block 22 can be processed to blank and complete to automobile exterior panel
The punching at back door；When telescopic drive part action, the medial motion to blanking die for the adapting rod 42 is driven by telescopic end, and passes through
The transfer block 43 that is connected with adapting rod 42 drives slide plate 31 to the medial motion of blanking die so that slide plate 26 and bottom guide
32 disengage, and now slide plate 31 is in the second operating position, when back door cutter block 22 is contacted with blank, due to not leading
The position-limiting action of slide plate 26, switching cutter block assembly 283 will be in quick condition, and back door cutter block 22 will be to leaning on together with base 21
The direction motion of nearly bottom, until bottom guide 32 is contacted with the bottom surface of base 21, back door cutter block 22 is not to blank in the process
It is processed, this blanking die realizes the processing of the automobile exterior panel to only Qianmen；The number of bottom guide 32 and slide plate 26 can
Think multiple, each bottom guide 32 and each slide plate 26 correspond cooperation；The number of L-type limiting plate 27 can be multiple, each L-type
Limiting plate 27 is oppositely arranged on the both sides of the direction of motion of slide plate 31, so that the connection between slide plate 31 and bottom more may be used
Lean on；Telescopic drive part can be cylinder 41.
In order that the installation between adapting rod 42 and transfer block 43 is more convenient, also allow for adapting rod 42 and switching simultaneously
Block 43 is changed and is keeped in repair, and adapting rod 42 can be provided with annular slot, transfer block 43 is provided with and annular slot phase
The fixture block of cooperation.So when mounted, only fixture block need to be snapped in can achieve in annular slot adapting rod 42 and transfer block 43 it
Between connection.
In another embodiment that the present invention provides, switching cutter block assembly 283 can also include being arranged on upper bolster 28
Instruction block 52 on outer wall and indicating arm 51, the installation end of indicating arm 51 is connected with the side installing transfer block 43 on slide plate 31,
Direction is extended along on the outer surface of the indication end of indicating arm 51 and is arranged at intervals with the first groove 54 and the second groove 55；Instruction block
It is provided with the via passing through for indication end on 52.It is that the first groove 54 passes through via or the second groove 55 so by observation
It is located at the outside of outer wall through via and be in stationary state also it becomes possible to be apparent from now switching cutter block assembly 283
It is in quick condition, that is, blanking die is that by the processing of the automobile exterior panel to forward and backward Men Douyou, be still able to realize
Processing to the automobile exterior panel at only Qianmen, thus bring convenience for the processing of automobile exterior panel.
Further, on instruction block 52, the side away from slide plate 31 can be provided with fixed block 53, thus by fixing
One end of block 53 snaps in the fixation that can be realized as in the first groove 54 or the second groove 55 to indicating arm 51, to enter to slide plate 31
Row is preferably spacing, preferably improves the reliability of this blanking die.It is understood that fixed block 53 and instruction block 52 it
Between can be with bolt connection；First groove 54 and the second groove 55 can be cannelure, and fixed block 53 can be provided with and energy
Enough snap in the arc opening end in above-mentioned cannelure.
In order to preferably be guided to being slidably matched between base 21 and stop screw 23, bottom can be arranged
There is the guide pillar 24 running through through hole, base 21 is provided with the guide pin bushing 25 being matched with guide pillar 24.
Specifically, on slide plate 31, the side away from base 21 can be provided with upper guide plate 33, upper guide plate 33 and basal sliding
Cooperation, thus preferably avoid slide plate 31 being worn, greatly increases the service life of slide plate 31.Preferably, upper guide plate
Graphite can be coated with, thus efficiently reducing the upper guide plate 33 and bottom frictional force when sliding so that upper guide plate 33 on 33
Slide and bottom between and be more easily implemented.Certainly, the number of upper guide plate 33 can be multiple, and each upper guide plate 33 is oppositely arranged on cunning
The both sides of plate 31.
As shown in Figure 8 and Figure 9, in another embodiment that the present invention provides, this blanking die can also be included in setting
Slotting tool 81 on die holder 28 wraps with being arranged on corresponding with slotting tool 81 support waste material assembly 71 on die shoe 29, support waste material assembly 71
Include the base plate 75 being connected with die shoe 29, slide block 72, connecting rod 76, spring 73, support plate 77 and retainer plate 78, the installation of slide block 72
Portion 79 is slidably matched with the sliding tray of base plate 75, and on sliding tray, the one end away from blank is provided with spacing preiection 751, installation portion 79
On be provided with the open slot of bottom surface towards sliding tray；One end of spring 73 is against on spacing preiection 751, the other end of spring 73
It is against on the internal face of side wall of close blank on open slot；The first driving inclined-plane slip with slotting tool 81 is provided with slide block 72
Second driving inclined-plane of cooperation；Slide block 72 is connected with support plate 77 by connecting rod 76, away from side and the support of connecting rod 76 on support plate 77
Flitch 78 is connected.So when upper bolster 28 is descending, retainer plate 78 is enabled to falling by the cooperation of slotting tool 81 and slide block 72
The movement outside of material mould, so that the waste part on blank being capable of successfully landing；When upper bolster 28 is up, slotting tool
81 are departed from slide block 72, under the restoring force of spring 73 acts on, slide block 72 return so that retainer plate 78 return, with to the next one
Blank plays retainer effect.It is understood that slotting tool 81 is arranged at the first cut-out cutter block 284 of upper bolster, hold in the palm waste material group
Part 71 is arranged at the second cut-out cutter block 293 of die shoe 29, so that waste part is played with retainer effect；Spring 73 and limit convex
Play 751 to be respectively positioned in open slot；The number of connecting rod 76 can be two, and two connecting rods 76 can be separately mounted to slide block by screw
72 both sides, the other end of connecting rod 76 can be provided with the screwed hole for installing support plate 77；Support plate 77 can be rectangular steel plates,
By being arranged on connecting rod 76 with the screw that corresponding threaded holes close；Retainer plate 78 is used for the waste part of blank is supported,
It can be connected with support plate 77 by way of welding.
Further, the side wall of sliding tray can be provided with baffle plate 74, installation portion 29 is provided with baffle plate 74
The second confined planes that one confined planes fit, so that the connection between slide block 72 and base plate 75 is more reliable.It is appreciated that
, the number of baffle plate can be two, and two baffle plates are separately positioned on two side walls of sliding tray, so that slide block 72 and bottom
Connection between plate 75 is more reliable.
As shown in Figure 4 and Figure 5, in order to make blank be subject to preferably binder effect, the cutting edge side of Qianmen cutter block 282
The periphery edge of the cutting edge side of periphery edge and back door cutter block 22 all can be provided with polyurethane pressure material block 281.Polyurethane pressure material
Block 281 can be convex structure, and it can uniformly be arranged on above-mentioned each periphery edge, made so that blank is played with preferably binder
With.
As shown in Figure 10, for the ease of processing, blank can be provided with tail gate blanking line 91, front door blanking line
92nd, waste material blanking line 93 and cutting line 94.
The general work process of blanking die provided in an embodiment of the present invention is：Blank enters in blanking die, and retainer rolls
Blank is held up in the presence of coil tension spring 622 by wheel assembly 62, and guide roller 61 is guided, when blank first enters into down
Stop during the initial position 294 of die holder 29, now upper bolster 28 moves downward with lathe top shoe, fairlead 285 and lead
295 match, and upper bolster 28 and die shoe 29 are guided；Upper bolster 28 continues traveling downwardly, Qianmen cutter block 282, back door cutter block
22 and first cut off cutter block 284 will be contacted with blank；The slotting tool 81 of upper bolster 28 and the slide block 72 of support waste material assembly 71
Contact, under the cooperation of the first driving inclined-plane of slotting tool 81 and the second driving inclined-plane of slide block 72, by slide block 72, connecting rod 76 with
And support plate 77 drives the movement outside to this blanking die for the retainer plate 78；When upper bolster 28 reaches lower dead center, on upper bolster 28
Each cutter block match realization with the corresponding construction on die shoe 29 to the punching of blank and the cut-out of waste part, now hold in the palm useless
Material assembly 71 will be departed from waste part, and waste part falls；Then upper bolster 28 is up, and slotting tool 81 is with upper bolster 28 upwards
Motion, holds in the palm waste material assembly 71 return, and blank moves one end distance upwards in the effect of retainer roll wheel assembly 62, and then blank is being opened
Travel forward in the presence of volume mechanism a step pitch, and upper bolster 28 continues to move downward, and completes next jig frequency, now completes to rush
The blank of system acts on lower edge roll wheel assembly 63 in receiving mechanism and is moved out of blanking die.
Blanking die provided in an embodiment of the present invention, when it needs punching to go out the automobile exterior panel having forward and backward door, in upper bolster
28 when being in top dead centre, and base 21 is connect with the positive stop end phase gear of stop screw 23 under gravity, and base 21 is hanging, cylinder
Slide plate 31 is ejected by 41 by adapting rod 42, and bottom guide 32 also moves therewith, and after cylinder 41 motion puts in place, bottom guide 32 moves
To under the slide plate 26 of base 21, and it is in contact with it, now the second groove 55 of indicating arm 51 stretches out the via of instruction block 52, will
Fixed block 53 inserts in the second groove 55, and then slide plate 31 is fixing, and switching cutter block assembly 283 is in stationary state, now
Back door cutter block 22 can be processed completing the punching at back door to blank；When needing punching to go out the only automobile exterior panel at Qianmen,
Slide plate 31 is retracted by cylinder 41, and bottom guide 32 is departed from the slide plate 26 on base 21, and the second groove 55 of indicating arm 51 is drawn
Return, fixed block 53 is inserted in the first groove 54 of indicating arm 51, slide plate 31 is fixed, now carry out again blank punching when,
When back door cutter block 22 and blank effect, back door cutter block 22 after stress, under the guiding with guide pin bushing 25 for the guide pillar 24, back door cutter block
22 will move upwards, and that is, switching cutter block assembly 283 is in quick condition, blank is not carried out with punching, only Qianmen cutter block 282 is right
Blank completes punching.Preferably, the thickness of bottom guide 32 can be 20mm.
The above is only the preferred embodiment of the present invention it should be pointed out that these embodiments are merely to illustrate this
Invention rather than restriction the scope of the present invention, and, after having read present disclosure, relevant technical staff in the field
The present invention can be made with various changes or change, these equivalent form of values equally fall into the application appended claims and limited
Scope.
Claims (10)
1. a kind of blanking die, it includes upper bolster and die shoe, and described upper bolster is provided with Qianmen cutter block, described die shoe
On be provided with the Qianmen cutter block holding tank matching with described Qianmen cutter block it is characterised in that being additionally provided with described upper bolster
Mounting groove, is provided with switching cutter block assembly in described mounting groove, described die shoe is provided with and described switching cutter block assembly phase
The switching cutter block holding tank of cooperation；Described switching cutter block assembly has stationary state and quick condition；In described stationary state,
The back door cutter block of described switching cutter block assembly can be processed to blank；In described quick condition, described back door cutter block with
Described blank contact and pressurized after, can be in switching cutter block holding tank described in retraction.
2. blanking die according to claim 1 is it is characterised in that described switching cutter block assembly is included by stop screw
The base being connected with the bottom of described mounting groove, the slide plate being arranged between described base and described bottom and be arranged on described
The telescopic drive part being connected in the through hole of slide plate and with described bottom, described base is slidably matched with described stop screw；Described
Slide plate is connected with the bottom of described mounting groove by L-type limiting plate, and described slide plate is all sliding with described bottom and described L-type limiting plate
Dynamic cooperation；Described back door cutter block is arranged on the first face of described base, and the second face of described base is provided with slide plate, described
On slide plate, the side near described second face is provided with the bottom guide corresponding with described slide plate；The stretching of described telescopic drive part
Contracting end is connected with the transfer block being arranged on described slide plate by adapting rod；Described slide plate has the first operating position and the second work
Make position.
3. blanking die according to claim 2 is it is characterised in that being provided with annular slot on described adapting rod, described
The fixture block being matched with described annular slot is provided with transfer block.
4. blanking die according to claim 2 it is characterised in that described switching cutter block assembly also include being arranged on described
Instruction block on the outer wall of upper bolster and indicating arm, described transfer block installed by the installation end of described indicating arm and described slide plate
Side is connected, and the outer surface of the indication end of described indicating arm extends along direction and is arranged at intervals with the first groove and second recessed
Groove；It is provided with, on described instruction block, the via passing through for described indication end.
5. blanking die according to claim 4 it is characterised in that on described instruction block the side away from described slide plate set
It is equipped with fixed block.
6. blanking die according to claim 2 is it is characterised in that described bottom is provided through leading of described through hole
Post, described base is provided with the guide pin bushing being matched with described guide pillar.
7. blanking die according to claim 2 it is characterised in that on described slide plate away from described base side arrange
There is upper guide plate, described upper guide plate is coordinated with described basal sliding.
8. blanking die according to claim 1 it is characterised in that its also include arranging slotting tool on described upper bolster and
It is arranged on corresponding with described slotting tool support waste material assembly on described die shoe, described support waste material assembly includes and described die shoe
Connected base plate, slide block, connecting rod, spring, support plate and retainer plate, the sliding tray of the installation portion of described slide block and described base plate is slided
Dynamic cooperation, on described sliding tray, the one end away from described blank is provided with spacing preiection, and described installation portion is provided with towards institute
State the open slot of the bottom surface of sliding tray；One end of described spring is against on described spacing preiection, and the other end of described spring is against
On described open slot on the internal face of side wall of described blank；The first driving with described slotting tool is provided with described slide block
The second driving inclined-plane that inclined-plane is slidably matched；Described slide block is connected with described support plate by described connecting rod, on described support plate away from
The side of described connecting rod is connected with described retainer plate.
9. blanking die according to claim 8 is it is characterised in that be provided with baffle plate on the side wall of described sliding tray, institute
State and the second confined planes being fitted with the first confined planes of described baffle plate are provided with installation portion.
10. the blanking die according to any one of claim 1 to 9 is it is characterised in that the cutting edge side of described Qianmen cutter block
The periphery edge of the cutting edge side of periphery edge and described back door cutter block is provided with polyurethane pressure material block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN106475452B CN106475452B (en) | 2018-04-06 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109877214A (en) * | 2019-03-22 | 2019-06-14 | 厦门金龙汽车车身有限公司 | A kind of material drag component and its waste material with the component utilize mechanism |
| CN110340206A (en) * | 2019-07-24 | 2019-10-18 | 长春事达汽车零部件有限公司 | A kind of metal blank shearing mould |
| CN112845796A (en) * | 2021-01-08 | 2021-05-28 | 昆山达亚汽车零部件有限公司 | Material piece cutting method and die |
| CN113070389A (en) * | 2021-04-15 | 2021-07-06 | 上汽大众汽车有限公司 | Blanking die frame construction |
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| CN109877214A (en) * | 2019-03-22 | 2019-06-14 | 厦门金龙汽车车身有限公司 | A kind of material drag component and its waste material with the component utilize mechanism |
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| CN112845796A (en) * | 2021-01-08 | 2021-05-28 | 昆山达亚汽车零部件有限公司 | Material piece cutting method and die |
| CN113070389A (en) * | 2021-04-15 | 2021-07-06 | 上汽大众汽车有限公司 | Blanking die frame construction |
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|---|---|
| CN106475452B (en) | 2018-04-06 |
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