CN108746317A - A kind of blanking apparatus that can continuously adjust gap - Google Patents
A kind of blanking apparatus that can continuously adjust gap Download PDFInfo
- Publication number
- CN108746317A CN108746317A CN201810534454.5A CN201810534454A CN108746317A CN 108746317 A CN108746317 A CN 108746317A CN 201810534454 A CN201810534454 A CN 201810534454A CN 108746317 A CN108746317 A CN 108746317A
- Authority
- CN
- China
- Prior art keywords
- lower die
- horizontal guide
- support seat
- pillar support
- guide pillar
- 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.)
- Pending
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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
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/14—Particular arrangements for handling and holding in place complete dies
Abstract
The present invention provides a kind of blanking apparatus that can continuously adjust gap, which is characterized in that including upper mold portion;Lower mold portion;Guider is arranged between upper mold portion and lower mold portion for connecting upper die holder and lower die holder, and guider is symmetrically disposed on the left and right sides of lash adjusting device;Blank holder is fixed on upper die holder by flange fixing installation by blank holder connection bolt, and polyurethane spring is evenly distributed between blank holder and upper die holder;Lash adjusting device, horizontal guide pillar support seat and rear horizontal guide pillar support seat before lower die both sides are fixed at by horizontal guide post, lower die is set to be moved in the horizontal direction along horizontal guide post, then with two rows of symmetrical fixed lower dies of stud adjustment, and it is carried out using double nut locking, it is further fixed again with lower moulded board, prevents it from the changing of the relative positions occurs.The present invention have many advantages, such as it is easy to use, it is simple in structure, at low cost, easily controllable, can continuously adjust gap, and gap is easy to calculate, can be applicable in the punch press process of different-thickness steel plate.
Description
Technical field
The present invention relates to metal material forming field more particularly to a kind of blanking apparatus that can continuously adjust gap.
Background technology
In metal material forming field, plate can pass through the processes such as punching press, flange, punching, and it is wherein to be punched
Essential part.Punch press process be a kind of cutting edge using punch die make plate along certain contour line generate it is shear-deformable simultaneously
Separation, isolates the part of required shape and size or the process for stamping of blank from plate.Punching be shearing, blanking, punching,
Punching lacks, jet-bedding, cutting, chisel are cut, trimming, the general name for cutting the separation processes such as tongue, incision, trimming.Therefore, for punching of different shapes
Process is pressed, is required for punching to obtain the plate of size needed for punching press, has a wide range of applications.
Key parameter in punching process is exactly blade clearance, directly affects the quality of punch press process, if do not had
According to the blade clearance that the material selection of varying strength, different-thickness is suitable with it, then plank passes through punch press process quality meeting
It is greatly reduced, directly affects following process.It is such as excessive in gap, it may appear that a large amount of burrs influence post forming.But it is big at present
Most blanking dies are all fixed interval (FI)s, and a set of blanking die is merely able to apply in the punch press process of certain planks, works as replacement
When new material, it is necessary to mold is changed again, also consumes the time while increasing cost, but if adjustable punching
Die clearance is cut out, then its application range can be greatly improved, physical resources and financial resources is saved, improves efficiency.
Currently, having the adjustment structure that patent proposes some variable gaps, for example, utility model patent (Authorization Notice No.
For:CN202239177U)《Adjustable blade clearance cuts off mold》, using the wedge block with certain angle, it is adjusted with bolt
Position, and then achieve the purpose that adjust gap size.But it since its bolt location arrangement is close, is not easy to adjust, and need
Individually processing wedged piece, increase processing cost.(Authorization Notice No. is utility model patent:CN204892665U)《A kind of change
Clearance blanking structure》, it was also proposed that the adjustment structure of variable gap, but its to adjust gap discontinuous, be provided with three shelves, no
It can continuously adjust, be of limited application.
To sum up, a kind of Connexin is variable, has many advantages, such as simple in structure, at low cost, small, easily controllable punching
Device is urgently researched and developed.
Invention content
According to technical problem set forth above, and provide a kind of blanking apparatus that can continuously adjust gap.The present invention is main
Using in lash adjusting device horizontal guide post and be arranged lower die front and rear sides lower die adjustment stud gap is adjusted,
The rotation angle that stud is adjusted by lower die calculates lower die at a distance from preceding horizontal guide pillar support seat gap, continuously may be used to play
Become, and easily controllable adjustment.
The technological means that the present invention uses is as follows:
A kind of blanking apparatus that can continuously adjust gap, which is characterized in that including:
Upper mold portion is arranged on the top of the blanking apparatus, by upper die holder and the upper module being fixed on the upper die holder
At;
Lower mold portion is arranged in the lower part of the blanking apparatus, by lower die holder and fixed lower module on the lower die holder
At;
Guider is arranged between the upper mold portion and the lower mold portion for connecting the upper die holder and the lower die
Seat, mainly by be fixed on the upper die holder guide sleeve, fixed guide post pedestal on the lower die holder and be arranged described
Guide post composition between guide sleeve and the guide post pedestal;The guider is symmetrically disposed on the left and right two of lash adjusting device
Side;
Flange fixing installation is arranged in the upper mold portion, and blank holder is fixed on the upper die holder by blank holder connection bolt
On, polyurethane spring is evenly distributed between the blank holder and the upper die holder, and poly- ammonia is adjusted by blank holder adjusting nut
The decrement of ester spring determines the initial pressure-pad-force of blank holder;
Lash adjusting device is arranged in the lower mold portion, including the preceding level being arranged in the lower die front and rear sides is led
Column support base and rear horizontal guide pillar support seat and sequentially pass through the preceding horizontal guide pillar support seat, the lower die and it is described after
The horizontal guide post of the lower die motion guide rail as described in of horizontal guide pillar support seat, the horizontal guide post fix spiral shell by horizontal guide post
Mother is fixed;Between the preceding horizontal guide pillar support seat and the lower die and it is described after between horizontal guide pillar support seat and the lower die
It is additionally provided with lower die adjustment stud, the lower die adjustment stud is fixed by lower die fixing nut and is evenly arranged in the lower die
The lower die position is fixed in both sides and its front end is contacted with the lower die side in the horizontal direction;The preceding horizontal guide post branch
Support seat and the rear horizontal guide pillar support seat on both sides of the upper end are additionally provided with lower moulded board, and the lower die is solid in the vertical direction
It is fixed.
Further, the upper mold is aligned in the vertical direction with the preceding horizontal guide pillar support seat, the upper mold and institute
The measurement gap for stating lower intermode is the horizontal distance between the lower die and the preceding horizontal guide pillar support seat.
Further, initially the lower die is bonded together, i.e., before adjusting gap with the preceding horizontal guide pillar support seat
Gap is 0, and gap is adjusted since 0.
Further, it is a helical pitch that the lower die adjustment stud, which revolves its forward travel distance that turns around, and the lower die adjusts spiral shell
The rotation angle of column is the rotation angle of lower die fixing nut, and angled quarter is processed in the preceding horizontal guide pillar support seat
Degree, in the lower die fixing nut processing there are six label, judged by marking the variation of corresponding angle index it is described under
The rotation angle of mould fixing nut, so that it is determined that lower die displacement distance, that is, blade clearance, the blade clearance is described
Horizontal distance between lower die and the preceding horizontal guide pillar support seat;In addition, in order to prevent in punch press process, bolt location hair
It is raw to loosen, it is carried out by the way of double nut locking.
Compared with the prior art, the flange fixing installation that the present invention is arranged adjusts polyurethane spring by blank holder adjusting nut
Decrement, so as to adjust the initial pressure-pad-force of the blank holder;The lash adjusting device that the present invention is arranged passes through the two of installation
A horizontal guide post makes the lower die be moved in the horizontal direction along the horizontal guide post, then uses two rows of symmetrical stud tune
The whole and fixed lower die, and it is locking using double nut progress, it is finally further fixed using lower moulded board, prevents it from occurring wrong
It is dynamic.
The present invention have many advantages, such as it is easy to use, it is simple in structure, at low cost, easily controllable, can continuously adjust gap, and
And gap is easy to calculate, and can be applicable in the punch press process of different-thickness steel plate.
The present invention can be widely popularized in metal material processing field based on the above reasons.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to do simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Some bright embodiments for those of ordinary skill in the art without having to pay creative labor, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of assembling schematic diagram that can continuously adjust clearance blanking device of the present invention.
Fig. 2 is a kind of upper mold assembling structure schematic diagram that can continuously adjust clearance blanking device of the present invention.
Fig. 3 is a kind of lower die assembling structure schematic diagram that can continuously adjust clearance blanking device of the present invention.
Fig. 4 is a kind of lash adjusting device assembling schematic diagram that can continuously adjust clearance blanking device of the present invention.
Fig. 5 is a kind of vertical view that can continuously adjust clearance blanking device of the present invention.
Fig. 6 be flange fixing installation A-A in Fig. 5 to sectional view.
Fig. 7 be processed in a kind of preceding horizontal guide pillar support seat that can continuously adjust clearance blanking device of the present invention it is graduated
Schematic diagram.
Fig. 8 is a kind of showing for lower die fixing nut with reference mark that can continuously adjust clearance blanking device of the invention
It is intended to.
In figure:1, upper mold fixing bolt;2, upper die holder;3, polyurethane spring;4, guide sleeve;5, blank holder adjusting nut;6,
Blank holder;7, upper mold;8, guide sleeve fixing screws;9, blank holder connects bolt;10, lower die fixing nut;11, the lower die of tape label
Fixing nut;12, lower die adjusts stud;13, lower moulded board fixing bolt;14, horizontal guide post;15, lower moulded board;16, rear water
Flat guide pillar support seat;17, guide post;18, guide post pedestal fixing screws;19, guide post pedestal;20, lower die holder;21, lower die;22, preceding
Horizontal guide pillar support seat;23, horizontal guide pillar support seat fixing bolt;24, horizontal guide post fixing nut.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in figures 1 to 6, a kind of blanking apparatus that can continuously adjust gap, including:
Upper mold portion is arranged on the top of the blanking apparatus, by the upper die holder 2 being fixed on the upside of press and is fixed on described
Upper mold 7 on upper die holder 2 forms, and the upper mold 7 is fixed on by upper mold fixing bolt 1 on upper die holder 2;
Lower mold portion is arranged in the lower part of the blanking apparatus, by lower die holder 20 and under being fixed on the lower die holder 20
Mould 21 forms;
Guider, be arranged between the upper mold portion and the lower mold portion for connect the upper die holder 2 and it is described under
Die holder 20, mainly by be fixed on by guide sleeve fixing screws 8 on the upper die holder 2 guide sleeve 4, by guide post pedestal fixing screws
18 guide post pedestals 19 being fixed on the lower die holder 20 and what is be arranged between the guide sleeve 4 and the guide post pedestal 19 lead
Column 17 forms;The guider is symmetrically disposed on the left and right sides of lash adjusting device, play the guiding role in blanking process;
Flange fixing installation is arranged in the upper mold portion, and blank holder connection bolt 9 is threadedly attached to the upper die holder 2
On, the polyurethane spring 3 is uniformly distributed and is fixed between the upper die holder 2 and the blank holder 6, is opened on blank holder 6
There is the unthreaded hole that the blank holder connection bolt 9 can be allowed to pass through, unthreaded hole is stepped hole, the nut of the blank holder connection bolt 9
Part can move axially in unthreaded hole, and amount of movement is exactly the amount of movement of the polyurethane spring 3;Rotate the blank holder tune
Whole nut 5 can adjust the distance between the blank holder 6 and the upper die holder 2, you can to adjust the polyurethane spring 3
Initial compression amount, achieve the purpose that the initial pressure-pad-force of adjustment.
Lash adjusting device is arranged in the lower mold portion, including lower die fixing nut 10, and lower die adjusts stud 12, under
Moulded board fixing bolt 13, horizontal guide post 14, lower moulded board 15, rear horizontal guide pillar support seat 16, preceding horizontal guide pillar support seat 22
With horizontal guide post fixing nut 24.
Horizontal guide pillar support seat 16 and preceding horizontal guide pillar support seat 22 are respectively installed in and are provided with corresponding recesses after described
In the lower die holder 20, the horizontal guide pillar support seat fixing bolt 23 is used in combination to be fixed.14 both ends of horizontal guide post add
Work has screw thread, and the preceding horizontal guide pillar support seat 22, the lower die 21 and described are sequentially passed through as the lower die motion guide rail
Hole in horizontal guide pillar support seat 16 afterwards, and 24 are fixed by horizontal guide post fixing nut, the lower die 21 can be along described
Horizontal guide post 14 moves axially.
Between the preceding horizontal guide pillar support seat 22 and the lower die 21 and it is described after horizontal guide pillar support seat 16 with it is described
It is additionally provided with lower die adjustment stud 12 between lower die 21, lower die adjustment stud 12 is fixed and equal by lower die fixing nut 10
It is even to be arranged in 21 both sides of the lower die and its front end is contacted with 21 side of the lower die, realize fix in the horizontal direction it is described under
21 position of mould;The preceding horizontal guide pillar support seat 22 and rear 16 on both sides of the upper end of horizontal guide pillar support seat are additionally provided under
Moulded board fixing bolt 13 is fixed thereon the lower moulded board 15 on end, and the lower moulded board 15 is realized the lower die 21 perpendicular
Histogram is fixed upwards, prevents it from being moved in processing.
The upper mold 7 is aligned with the preceding horizontal guide pillar support seat 22 in vertical direction, and it is described to measure blade clearance
Horizontal distance between lower die 21 and the preceding horizontal guide pillar support seat 22.The lower die 21 is before adjusting gap, before described
Horizontal guide pillar support seat 22 is in contact with the lower die 21, i.e., primary clearance is zero.
It is rotatably disposed in the lower die adjustment stud 12 of 21 both sides of the lower die, the lower die 21 is made to be led along the level
Column 14 moves axially.The lower die adjustment stud 12 rotates a circle, and moves a helical pitch, the rotation of the lower die adjustment stud 12
Gyration is the rotation angle of the lower die fixing nut 11 of tape label, and angle is machined in the preceding horizontal guide pillar support seat 22
Degree scale (as shown in Figure 7), there are six mark the lower die fixing nut 11 of i.e. tape label (such as processing on the nut close to inside
Shown in Fig. 8), judge the rotation angle of the lower die fixing nut 11 of the tape label by marking the variation of corresponding angle index
Degree, so that it is determined that 21 displacement distance of the lower die, and then determine blade clearance.After gap adjusts, it is solid to screw the lower die
Determine nut 10, is carried out using the method for double nut locking, it is ensured that in punch press process the changing of the relative positions does not occur for gap.
Finally it should be noted that:The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that:Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement;And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (4)
1. a kind of blanking apparatus that can continuously adjust gap, which is characterized in that including:
Upper mold portion is arranged on the top of the blanking apparatus, is made of upper die holder and the upper mold being fixed on the upper die holder;
Lower mold portion is arranged in the lower part of the blanking apparatus, is made of lower die holder and fixed lower die on the lower die holder;
Guider is arranged between the upper mold portion and the lower mold portion for connecting the upper die holder and the lower die holder,
Mainly by be fixed on the upper die holder guide sleeve, fixed guide post pedestal on the lower die holder and be arranged in the guide sleeve
Guide post composition between the guide post pedestal;The guider is symmetrically disposed on the left and right sides of lash adjusting device;
Flange fixing installation is arranged in the upper mold portion, and blank holder is fixed on the upper die holder by blank holder connection bolt, is gathered
Urethane spring is evenly distributed between the blank holder and the upper die holder, and polyurethane spring is adjusted by blank holder adjusting nut
Decrement, determine the initial pressure-pad-force of blank holder;
Lash adjusting device is arranged in the lower mold portion, including the horizontal guide post branch before the lower die front and rear sides is arranged
It supports seat and rear horizontal guide pillar support seat and sequentially passes through the preceding horizontal guide pillar support seat, the lower die and the rear level
The horizontal guide post of the lower die motion guide rail as described in of guide pillar support seat, the horizontal guide post are solid by horizontal guide post fixing nut
It is fixed;It is also set between horizontal guide pillar support seat and the lower die between the preceding horizontal guide pillar support seat and the lower die and after described
It is equipped with lower die adjustment stud, the lower die adjustment stud is fixed by lower die fixing nut and is evenly arranged in the lower die both sides
And its front end is contacted with the lower die side, fixes the lower die position in the horizontal direction;The preceding horizontal guide pillar support seat
It is additionally provided with lower moulded board with the rear horizontal guide pillar support seat on both sides of the upper end, the lower die is fixed in the vertical direction.
2. the blanking apparatus according to claim 1 that can continuously adjust gap, which is characterized in that the upper mold with it is described before
Horizontal guide pillar support seat is aligned in the vertical direction, and the measurement gap of the upper mold and the lower intermode is the lower die and institute
Horizontal distance before stating between horizontal guide pillar support seat.
3. the blanking apparatus according to claim 1 that can continuously adjust gap, which is characterized in that the lower die is between adjustment
It before gap, is bonded together with the preceding horizontal guide pillar support seat, i.e., primary clearance is 0.
4. the blanking apparatus according to claim 1 that can continuously adjust gap, which is characterized in that the lower die adjusts stud
It is a helical pitch to revolve its forward travel distance that turns around, and the rotation angle of the lower die adjustment stud is the rotation of lower die fixing nut
Angle is machined with angle index in the preceding horizontal guide pillar support seat, is processed in the lower die fixing nut there are six label,
The rotation angle of the lower die fixing nut is judged by marking the variation of corresponding angle index, so that it is determined that the lower die
Displacement distance, that is, blade clearance.
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CN201810534454.5A CN108746317A (en) | 2018-05-30 | 2018-05-30 | A kind of blanking apparatus that can continuously adjust gap |
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CN201810534454.5A CN108746317A (en) | 2018-05-30 | 2018-05-30 | A kind of blanking apparatus that can continuously adjust gap |
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Family
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CN109332483A (en) * | 2018-11-19 | 2019-02-15 | 天津市武清区环球锌业有限公司 | A kind of stamping die being able to ascend punching precision |
CN109332437A (en) * | 2018-11-30 | 2019-02-15 | 钢铁研究总院 | A kind of bending apparatus of the small R value bending part suitable for ultrahigh-strength steel plates |
CN111745054A (en) * | 2020-07-13 | 2020-10-09 | 杜元 | Intelligent temperature control type high-precision burr-preventing stamping die |
CN113134537A (en) * | 2021-04-21 | 2021-07-20 | 哈尔滨工业大学 | Ultrathin metal corrugated board forming device and forming method |
CN114653809A (en) * | 2022-04-01 | 2022-06-24 | 广州优得佳模具科技有限公司 | Stamping die and stamping method capable of automatically adjusting guide clearance |
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