CN203972591U - One-sided Trimming Die for narrow beam double - Google Patents
One-sided Trimming Die for narrow beam double Download PDFInfo
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- CN203972591U CN203972591U CN201420413000.XU CN201420413000U CN203972591U CN 203972591 U CN203972591 U CN 203972591U CN 201420413000 U CN201420413000 U CN 201420413000U CN 203972591 U CN203972591 U CN 203972591U
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- die
- frame
- narrow beam
- sliding inclined
- lower mold
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Abstract
The utility model provides a kind of one-sided Trimming Die for narrow beam double, comprise two groups of sliding inclined wedge unit and lower mold holder, two groups of sliding inclined wedge unit are arranged on lower mold holder opposite to each other, each group sliding inclined wedge unit comprises counterdie wedge, holding pad, and the shape die and the die frame that mutually mate, the two ends of die are respectively equipped with left-hand thread portion, the two ends of die frame are respectively equipped with holding section, die frame is fixed on lower mold holder, and the left-hand thread portion of die and the holding section of die frame fasten locking, holding pad is arranged on counterdie wedge by a nitrogen cylinder, and push down the narrow beam workpiece being positioned on die.This is practical is newly improved to sectional type " Z " shape cavity die structure by integral concave mould insert structure, and die piece has reduced the consumption of mould steel, makes to manufacture and maintenance cost significantly reduces.The structure of double combination frame has improved die life raising, and has promoted intensity.
Description
Technical field
The utility model relates to a kind of one-sided Trimming Die, especially for the one-sided Trimming Die of narrow beam double.
Background technology
Along with the propelling of automotive light weight technology, narrow beam is more and more applied to automobile chassis, and also more and more higher to the one-sided deburring specification requirement of narrow beam.These not only show in welding performance, and show in the design of mould structure, require it to have enough intensity and rigidity, and higher cost performance.
As shown in Figure 1, the front-axle beam upper slice 1 of EPSILON II (a vehicle that General Corporation releases) subframe belongs to narrow girder construction, and its Trimming Die adopting 2 is one-sided deburring structure.As in Figure 2-4, existing Trimming Die 2 mainly comprises the parts such as bottom right mould wedge 21, lower-left mould wedge 22, lower mold holder 23, holding pad 24, die 25, jacking mechanism 26, nitrogen cylinder 27, backhaul nitrogen cylinder 28 and punch 29.When Trimming Die 2 running, two punch 29 that the directed force F promotion of sliding inclined wedge group by patrix (being dynamic model, not shown in the figures) is arranged on lower mold holder 23 are done respectively move toward one another.Now, die 25,25' that the narrow beam 1,1 ' in left and right is placed in respectively double are upper, and the holding pad of both sides 24,24 ' is pushed down respectively the narrow beam 1,1 ' in left and right under nitrogen cylinder 27,27 ' effect.Afterwards, along with pushing ahead of punch 29, the narrow beam in left and right 1,1 ' two single side face are in opposite directions punched simultaneously.On left and right counterdie wedge 21,22, be furnished with respectively backhaul nitrogen cylinder 28,28 ', reset after completing stamping-out in order to the left and right counterdie wedge of guaranteeing to slide.
As shown in Figure 4 and Figure 5, in prior art, in Trimming Die 2, being used for the die 25 of place work piece is to be inserted and form greatly by a monoblock, for example conventionally adopt whole large combination die steel SKD11 (a kind of model of mould steel), its weight is very large and manufacturing cost is high, and this structure of inserting greatly also makes the handling of mould and maintenance become difficult simultaneously.When it carries out side trimming, due to one-sided stressed, die easily produces offset phenomena.In addition, the structures shape of this mould the mode of one-sided stamping-out, make die 25,25 ' be subject to force unbalance, thereby caused rocking of cavity die structure.The stressed unsettled while has just caused stamping parts burr large, is easy to be stuck on die, causes the problems such as de-material difficulty.
Utility model content
The technical problems to be solved in the utility model is in order to overcome in prior art for the defect that die cost is high and de-material is difficult of narrow girder construction, a kind of one-sided Trimming Die for narrow beam double to be provided.
The utility model solves above-mentioned technical problem by following technical proposals: a kind of one-sided Trimming Die for narrow beam double, comprise two groups of sliding inclined wedge unit and lower mold holder, described two groups of sliding inclined wedge unit are arranged on described lower mold holder opposite to each other, its feature is, each is organized described sliding inclined wedge unit and comprises counterdie wedge, holding pad, and the shape die and the die frame that mutually mate, the two ends of described die are respectively equipped with left-hand thread portion, the two ends of described die frame are respectively equipped with holding section, described die frame is fixed on described lower mold holder, and the left-hand thread portion of described die and the holding section of described die frame fasten locking, described holding pad is arranged on described counterdie wedge by a nitrogen cylinder, for pushing down the narrow beam workpiece to be processed being positioned on described die.
Preferably, described left-hand thread portion is " Z " shape.
Preferably, described holding section is groove, and the shape of described groove and described left-hand thread portion match.
Preferably, the frame for installing that the two ends of described die frame are strip, centre is frame structure, described groove is opened on described frame for installing, and the shape of described frame for installing and the shape of described die match.
Preferably, described sliding inclined wedge unit also comprises punch, and described punch is arranged on described counterdie wedge, and is positioned at the below of described holding pad.
Preferably, described sliding inclined wedge unit also comprises that described jacking mechanism is arranged on described lower mold holder for ejecting the jacking mechanism of narrow beam workpiece, and is positioned at the inner side of described die frame.
Preferably, on described sliding inclined wedge unit, be also connected with backhaul nitrogen cylinder.
Positive progressive effect of the present utility model is: this is practical newly by the one-sided punching and blanking die structure of narrow beam is improved, integral concave mould insert structure is improved to sectional type " Z " shape cavity die structure, die piece has reduced the consumption of mould steel, and manufacture and maintenance cost are significantly reduced.The stress balance of mould when the structure of simultaneously double combination frame has guaranteed that opposite sides is cut, improves die life, intensity gets a promotion, product quality is guaranteed, and discharging is smooth and easy.
Accompanying drawing explanation
Fig. 1 is for adopting the structural representation of the narrow beam workpiece of one-sided Trimming Die processing.
Fig. 2 is the overall structure schematic diagram of one-sided Trimming Die in prior art.
Fig. 3 is the structural representation of the left and right counterdie wedge of one-sided Trimming Die in prior art.
Fig. 4 is the cutaway view of the counterdie of one-sided Trimming Die in prior art.
Fig. 5 is the structural representation of die in prior art.
Fig. 6 is that the utility model is for the overall structure schematic diagram of the one-sided Trimming Die of narrow beam double.
Fig. 7 cutaway view that to be the utility model coordinate with die frame for the one-sided Trimming Die counterdie wedge of narrow beam double.
Fig. 8 is that the utility model is for the framed structural representation coordinating with die of one-sided Trimming Die concave of narrow beam double.
Fig. 9 is that the utility model is for the structural representation of the one-sided Trimming Die die of narrow beam double.
Figure 10 is that the utility model is for the framed top view coordinating with die of one-sided Trimming Die concave of narrow beam double.
Figure 11 is along the cutaway view of B-B line in Figure 10.
The specific embodiment
Below in conjunction with accompanying drawing, provide preferred embodiment of the present utility model, to describe the technical solution of the utility model in detail.
As shown in Fig. 6-11, the utility model discloses a kind of one-sided Trimming Die for narrow beam double, it comprises two groups of sliding inclined wedge unit and a lower mold holder 23.Described two groups of sliding inclined wedge unit are arranged on lower mold holder 23 opposite to each other.Wherein, each is organized described sliding inclined wedge unit and comprises counterdie wedge (lower-left mould wedge 21 or bottom right mould wedge 22 as shown in Figure 7), holding pad 24, die (right as shown in Figure 6 die 3 and left die 3 ') and die frame 4, and described die mates mutually with the shape of corresponding die frame 4.The two ends of described die (right die 3 and left die 3 ') are respectively equipped with a left-hand thread portion 31 (as shown in Figure 9).The two ends of die frame 4 are respectively equipped with a holding section 41 (as shown in figure 11), die frame 4 is fixed on lower mold holder 23, the left-hand thread portion 31 of right die 3 and the 41 fastening lockings of the holding section of die frame 4 simultaneously, in like manner connect the left-hand thread portion 31 ' of left die 3 ' and the another side holding section of die frame 4 41 fastens locking.It is upper that each holding pad 24 or 24 ' by a nitrogen cylinder 27 or 27 ' (as shown in Figure 3 and Figure 4) is arranged on described counterdie wedge (lower-left mould wedge 21 and bottom right mould wedge 22), and push down the narrow beam workpiece being positioned on described die (right die 3 and left die 3 ').
Wherein, left-hand thread portion 31 is preferably " Z " shape, and holding section 41 is set to a groove, and the shape of described groove and left-hand thread portion 31 are matched.The two ends of the die frame 4 in this structure can adopt the frame for installing 42 of strip, centre is set to frame structure, described groove is opened on frame for installing 42, and guarantees that the shape of frame for installing 42 and the shape of described die (right die 3 and left die 3 ') match.Certainly, left-hand thread portion 31 also can adopt other forms with the shape of holding section 41, and said structure only, for for example, guarantees can form firm locking between left-hand thread portion 31 and holding section 41.
In one-sided Trimming Die of the present utility model, described in each, sliding inclined wedge unit also comprises punch 29, the nitrogen cylinder 27 of binder, 27 ' (shown in Fig. 3-4), backhaul nitrogen cylinder 28,28 ' (as shown in Figure 3) and one are for ejecting jacking mechanism 26,26 ' (as shown in Figure 7) of narrow beam workpiece.It is upper that punch 29 is installed in described counterdie wedge (lower-left mould wedge 21 and bottom right mould wedge 22), and be positioned at the below of holding pad 24.Jacking mechanism 26,26 ' is arranged on lower mold holder 23, and is positioned at the inner side of die frame 4.
One-sided Trimming Die described in the utility model has utilized the basic functional principle of the side-to-side movement that moving up and down of press slide mechanism be converted into Wedge mechanism.When the slide block of press drives patrix to move downward, patrix wedge promotes described counterdie wedge (lower-left mould wedge 21 and bottom right mould wedge 22) and drives punch 29 to narrow beam workpiece, to do in opposite directions and move simultaneously.The holding pad 24 that is arranged on (lower-left mould wedge 21 and bottom right mould wedge 22) on described counterdie wedge is pushed down narrow beam workpiece under the thrust F of described nitrogen cylinder (not shown).Now, the punch 29 beginning sides that are arranged on described counterdie wedge (lower-left mould wedge 21 and bottom right mould wedge 22) are cut narrow beam workpiece, the one-sided of narrow beam workpiece are punched respectively simultaneously, until complete stroke one time.Then, described two groups of sliding inclined wedge unit return back to original position under the backhaul thrust of backhaul nitrogen cylinder 28,28 ' (as shown in Figure 3).Because the die 3 in the present embodiment is provided with the left-hand thread portion 31 of " Z " shape, die 3 is locked on die frame 4 firmly, avoided die 3 to be lifted.Finally, the narrow beam workpiece that jacking mechanism 26 cuts side has ejected stamping-out.
As said structure, the utility model is used for the one-sided Trimming Die of narrow beam double by the die of the shape of inserting greatly 3 being improved to the structure of sectional type " Z " shape back-buckling type, narrow beam workpiece can be very stably stuck in described die, avoid the phenomenon that in deburring process, die is lifted.In addition, the improvement of this structure has reduced consumption and the manufacturing cost thereof of mould steel widely.In addition, especially in particular described one-sided Trimming Die has also adopted the die frame structure of double combination, by die frame 4, connect individually the described die (right die 3 and left die 3 ') that is positioned at both sides, this workpiece that just makes to be placed on described die obtains equilibrium of forces when side is cut, and makes die become stable and no longer rocks.Adopt the structure of this die frame be convenient to make and dismantle, keep in repair.Certainly, above-mentioned closed-in construction can also be transformed to other form, plays equally the effect that die both sides obtain equilibrium of forces, for design and the manufacture of die frame provides more multifarious selection.
Although more than described the specific embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection domain of the present utility model is limited by appended claims.Those skilled in the art is not deviating under the prerequisite of principle of the present utility model and essence, can make various changes or modifications to these embodiments, but these changes and modification all fall into protection domain of the present utility model.
Claims (7)
1. the one-sided Trimming Die for narrow beam double, comprise two groups of sliding inclined wedge unit and lower mold holder, described two groups of sliding inclined wedge unit are arranged on described lower mold holder opposite to each other, it is characterized in that, each is organized described sliding inclined wedge unit and comprises counterdie wedge, holding pad, and the shape die and the die frame that mutually mate, the two ends of described die are respectively equipped with left-hand thread portion, the two ends of described die frame are respectively equipped with holding section, described die frame is fixed on described lower mold holder, and the left-hand thread portion of described die and the holding section of described die frame fasten locking, described holding pad is arranged on described counterdie wedge by a nitrogen cylinder, for pushing down the narrow beam workpiece to be processed being positioned on described die.
2. one-sided Trimming Die as claimed in claim 1, is characterized in that, described left-hand thread portion is " Z " shape.
3. one-sided Trimming Die as claimed in claim 2, is characterized in that, described holding section is groove, and the shape of described groove and described left-hand thread portion match.
4. one-sided Trimming Die as claimed in claim 3, it is characterized in that, the frame for installing that the two ends of described die frame are strip, centre is frame structure, described groove is opened on described frame for installing, and the shape of described frame for installing and the shape of described die match.
5. one-sided Trimming Die as claimed in claim 1, is characterized in that, described sliding inclined wedge unit also comprises punch, and described punch is arranged on described counterdie wedge, and is positioned at the below of described holding pad.
6. one-sided Trimming Die as claimed in claim 5, is characterized in that, described sliding inclined wedge unit also comprises that described jacking mechanism is arranged on described lower mold holder for ejecting the jacking mechanism of narrow beam workpiece, and is positioned at the inner side of described die frame.
7. one-sided Trimming Die as claimed in claim 6, is characterized in that, described sliding inclined wedge is also connected with backhaul nitrogen cylinder on unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413000.XU CN203972591U (en) | 2014-07-24 | 2014-07-24 | One-sided Trimming Die for narrow beam double |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413000.XU CN203972591U (en) | 2014-07-24 | 2014-07-24 | One-sided Trimming Die for narrow beam double |
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| Publication Number | Publication Date |
|---|---|
| CN203972591U true CN203972591U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420413000.XU Expired - Fee Related CN203972591U (en) | 2014-07-24 | 2014-07-24 | One-sided Trimming Die for narrow beam double |
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| CN (1) | CN203972591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105268873A (en) * | 2015-08-14 | 2016-01-27 | 上海汇众汽车制造有限公司 | Synchronous material ejecting mechanism |
-
2014
- 2014-07-24 CN CN201420413000.XU patent/CN203972591U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105268873A (en) * | 2015-08-14 | 2016-01-27 | 上海汇众汽车制造有限公司 | Synchronous material ejecting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20200724 |