CN103302144A - Processing method of 90-degree folding edge of plate-type workpiece and bending device utilized by method - Google Patents
Processing method of 90-degree folding edge of plate-type workpiece and bending device utilized by method Download PDFInfo
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- CN103302144A CN103302144A CN2013102325696A CN201310232569A CN103302144A CN 103302144 A CN103302144 A CN 103302144A CN 2013102325696 A CN2013102325696 A CN 2013102325696A CN 201310232569 A CN201310232569 A CN 201310232569A CN 103302144 A CN103302144 A CN 103302144A
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Abstract
The invention discloses a processing method of a 90-degree folding edge of a plate-type workpiece. The processing method sequentially comprises the steps as follows: the plate-type workpiece is placed on an upper plane of a right-angle die, and the required bending part of the plate-type workpeice is bulged out of the right of the right side surface of the right-angle die; a slide knife is taken to press the required bending part of the plate-type workpiece from top to bottom, the lower end surface of the slide knife is horizontal, the downward projection of the left side surface of the slide knife is located on the right of the downward projection of the right side surface of the right-angle die, and simultaneously, during a downward pressing process of the slide knife, the slide knife moves to the left gradually until the left side surface of the slide knife tightly presses the right side surface formed by bending the plate-type workpiece and the situation is maintained for at least 5 seconds; and the slide knife is pulled out. The processing method disclosed by the invention has the advantages that on the premise that the stability of the product quality is ensured, the knife is not required to be replaced, the operation is simple, and the efficiency is higher. The invention further discloses a bending device utilized by the processing method for the 90-degree folding edge of the plate-type workpiece.
Description
Technical field
The present invention relates to the Machining Technology field, especially relate to a kind of processing method of 90 ° of flangings of plate-type work.The invention still further relates to the used bending device of processing method of 90 ° of flangings of this plate-type work.
Background technology
When limit section was bent to form 90 ° of flangings, common processing method was as follows: a) shape flanging at 45 ° to plate-type work 100 (namely utilize sheet material form workpiece).As shown in Figure 1, plate-type work 100 is positioned over 45 ° of edges with mould 50 of 45 ° of corners, and this right side with mould 50 of 45 ° of corners is provided with a right angle by piece 60, utilize afterwards jack knife 71 downward these plate-type works 100 of punching press with 45 ° of corners, make this plate-type work 100 form one 45 ° of flangings.B) form 90 ° of flangings.As shown in Figure 2, this plate-type work 100 with 45 ° of flangings is positioned over always on the angle mold 10, the right side of this right angle mould 10 is provided with a right angle by piece 60, and the right flank of this right angle mould 10 and this right angle have certain distance by between the left surface of piece 60, utilize afterwards the established 45 ° of flangings of this plate-type work of plane jack knife 72 downward punching presses 100 industries with horizontal lower surface, make this plate-type work 100 form one 90 ° of flangings.C) extruding keeps.As shown in Figure 3, in order to revise abovementioned steps b) in the bounce-back that after plane jack knife 72 takes out, occurs of 90 ° of flangings of formed plate-type work 100, then keep this plate-type work 100 on this right angle mould 10, this right angle is moved to right by piece 60, the right flank of 90 ° of flangings that form at this plate-type work 100 and this right angle are by inserting an extruding fast 80 with hypotenuse between the left surface of piece 60, then utilize a jack knife 73 with conical head to be inserted in this extruding with hypotenuse fast 80 and this right angle by between the piece 60 and continue for some time, make this plate-type work 100 formed 90 ° of complete moulding of flanging.
Obviously, aforementioned processing method is taked incremental mode, makes this plate-type work 100 can to produce internal stress not excessive because of quick flanging, thereby institute's converted products quality is comparatively stable.Yet the method tool changing is more, complex operation, and production efficiency is lower.
Summary of the invention
The processing method that the purpose of this invention is to provide a kind of 90 ° of flangings of plate-type work, it is guaranteeing under the prerequisite of constant product quality, has the tool changing of need not, the characteristics that simple to operate, efficient is higher.The invention also discloses the used bending device of processing method of 90 ° of flangings of this plate-type work.
The technical solution adopted in the present invention is: the processing method of 90 ° of flangings of plate-type work may further comprise the steps successively:
A) plate-type work is positioned on the upper plane of right angle mould, and the required kink of this plate-type work protrudes from right flank right-hand of this right angle mould;
B) get the required kink that a sliding cutter is pressed this plate-type work from top to bottom, the lower surface of this sliding cutter is horizontal, the downward projection of the left surface of this cunning cutter is positioned at downward projection right-hand of the right flank of this right angle mould, simultaneously, this cunning cutter is in the process that presses down, progressively move to left, bent the right flank of rear formation and keep at least 5s until the left surface of this cunning cutter compresses this plate-type work;
C) withdraw from this cunning cutter.
The used bending device of processing method of 90 ° of flangings of described plate-type work, comprise always angle mold, this right angle mould has vertical each other upper plane and right flank, the right side of described right angle mould is provided with a sliding tool rest, have a gap between the left surface of this cunning tool rest and this right angle mould right flank, and the left surface top of this cunning tool rest has a groove that extends to the right; Simultaneously, the top in this gap is provided with the sliding cutter of an extruding, and the left surface of the sliding cutter of this extruding and the right flank of this right angle mould match, and lower surface of the sliding cutter of this extruding is horizontal, and the right flank of should extruding sliding cutter is provided with a boss that matches with this groove.
The advantage that the present invention has is: guaranteeing under the prerequisite of constant product quality, need not tool changing, simple to operate, efficient is higher.In the processing method of 90 ° of flangings of this plate-type work, used sliding cutter is in the process of downward this plate-type work of punching press, be not that direct punching press forms 90 ° of flangings, but this cunning cutter is in the process that moves down, progressively left near this plate-type work, 90 ° of flangings that are equivalent to this plate-type work progressively form, and are not to form rapidly, thereby the internal stress at 90 ° of flanging places that this plate-type work forms is less, and then the weight of this product is comparatively stable.Simultaneously, the method avoids adopting more parts to cooperate, and only need use a cutter (i.e. the sliding cutter of extruding), thereby operation is comparatively simple, has improved production efficiency.The sliding cutter of the bending device that the processing method of 90 ° of flangings of this plate-type work is used is in the process of punching press downwards, groove on boss on this cunning cutter and this cunning tool rest cooperatively interacts, thereby the left surface that makes this cunning cutter progressively pushes the right flank of this plate-type work, and then 90 ° of flangings of this plate-type work are progressively formed, guaranteed the steady quality of this product.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples:
Fig. 1 is the front view of the step a of original technology of the present invention;
Fig. 2 is the front view of the step b of original technology of the present invention;
Fig. 3 is the front view of the step c of original technology of the present invention;
Fig. 4 is the used front view of bending device when the sliding cutter of extruding not yet moves down of the processing method of 90 ° of flangings of the plate-type work of embodiments of the invention;
Fig. 5 is the used front view of bending device in the sliding cutter folding process of extruding of the processing method of 90 ° of flangings of the plate-type work of embodiments of the invention;
Fig. 6 is the used front view of bending device when the sliding cutter extruding of extruding puts in place of the processing method of 90 ° of flangings of the plate-type work of embodiments of the invention.
Among the figure: 10, right angle mould; 20, slide tool rest, 21, groove; 30, the sliding cutter of extruding, 31, boss; 40, gap; 50, the mould that has 45 ° of corners; 60, the right angle is by piece; 71, the jack knife that has 45 ° of corners, 72, the plane jack knife, 73, have a jack knife of conical head; 80, has an extruding of hypotenuse fast; 100, plate-type work.
The specific embodiment
Embodiment, the processing method of 90 ° of flangings of plate-type work may further comprise the steps successively:
A) plate-type work is positioned on the upper plane of right angle mould, and the required kink of this plate-type work protrudes from right flank right-hand of this right angle mould.Certainly, the right flank of this right angle mould refers to the model face of 90 ° of flangings that form this plate-type work.
B) get the required kink that a sliding cutter is pressed this plate-type work from top to bottom, lower surface of this sliding cutter is horizontal, and the downward projection of the left surface of this cunning cutter is positioned at downward projection right-hand of the right flank of this right angle mould.Certainly, there is a segment distance right-hand departing from of downward projection that the downward projection of the left surface of this cunning cutter is positioned at the right flank of this right angle mould, and this distance is slightly larger than the thickness of this plate-type work.Simultaneously, this cunning cutter progressively moves and pushes this plate-type work by the right flank of kink to left in the process that presses down, and is bent the right flank of rear formation and keeps at least 5s (namely 5 seconds) until the left surface of this cunning cutter compresses this plate-type work.
C) withdraw from this cunning cutter.
Like this, the required kink of this plate-type work progressively is subject to a left pressure in decurved process, and these 90 ° of flangings continue to be pressed a period of time after the moulding, thereby the quality of this product is comparatively stable.
See that Fig. 4 is to shown in Figure 6: the used bending device of processing method of 90 ° of flangings of plate-type work of the present invention, comprise always angle mold 10, this right angle mould 10 has the vertical each other upper plane and the right flank that serves as the model face of 90 ° of flangings that form this plate-type work 100 that are used for placing plate-type work 100.Further say, the right side of this right angle mould 10 is provided with a sliding tool rest 20, has a gap 40 between the left surface of this cunning tool rest 20 and this right angle mould 10 right flanks, and the left surface top of this cunning tool rest 20 has a groove 21 that extends to the right.So, these gap 40 lower width are less, upper width is larger.Simultaneously, the top in this gap 40 is provided with the sliding cutter 30 of an extruding, the left surface of the sliding cutter 30 of this extruding and the right flank of this right angle mould 10 match, that is, the distance between the downward projection of the right flank of the downward projection of left surface of the sliding cutter 30 of this extruding and this right angle mould 10 is equivalent to the thickness of this plate-type work 100.Lower surface of the sliding cutter 30 of this extruding is horizontal, and right flank that should extruding cunning cutter 30 is provided with one and the boss 31 that matches of this groove 21.That is, when the sliding cutter 30 of this extruding was moved downward to a certain degree, this boss 31 and this groove 21 agreed with.
Like this, the course of action of the bending device that the processing method of 90 ° of flangings of this plate-type work is used is: 1) specifically as shown in Figure 4, this plate-type work 100 is positioned on the upper plane of this right angle mould 10, and the required kink of this plate-type work 100 protrudes from right flank right-hand of this right angle mould 10, at this moment, this extruding cunning cutter 30 is above the gap 40 between this right angle mould 10 and this sliding tool rest 20.2) specifically as shown in Figure 5, the sliding cutter 30 of this extruding pushes the required bending part of this plate-type work 100 downwards.At this moment, the inevitably distortion to the right of the bottom of the sliding cutter 30 of this extruding, thus these plate-type work 100 suffered extruding forces left are not to apply rapidly.3) specifically as shown in Figure 6, along with moving down of the sliding cutter 30 of this extruding, this boss 31 and this groove 21 progressively agree with, thereby the right flank of the sliding cutter 30 of this extruding is subject to the reaction force of the left surface of this cunning tool rest 20 progressively to be increased, thereby the extruding force of the required kink of 30 pairs of these plate-type works 100 of the sliding cutter of this extruding progressively increases, until this plate-type work 100 of left surface completely densified that should the sliding cutter 30 of extruding by kink.Keep a period of time, can make this plate-type work 100 form 90 ° of stable flangings.Obviously, such bending device is simple in structure, and is easy to operate, can form 90 ° of flangings of stay-in-grade plate-type work 100.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (2)
1. the processing method of 90 of plate-type work ° of flangings may further comprise the steps successively:
A) plate-type work is positioned on the upper plane of right angle mould, and the required kink of this plate-type work protrudes from right flank right-hand of this right angle mould;
B) get the required kink that a sliding cutter is pressed this plate-type work from top to bottom, the lower surface of this sliding cutter is horizontal, the downward projection of the left surface of this cunning cutter is positioned at downward projection right-hand of the right flank of this right angle mould, simultaneously, this cunning cutter is in the process that presses down, progressively move to left, bent the right flank of rear formation and keep at least 5s until the left surface of this cunning cutter compresses this plate-type work;
C) withdraw from this cunning cutter.
2. the used bending device of processing method of 90 of plate-type work according to claim 1 ° of flangings, comprise always angle mold, this right angle mould has vertical each other upper plane and right flank, it is characterized in that: the right side of described right angle mould is provided with a sliding tool rest, have a gap between the left surface of this cunning tool rest and this right angle mould right flank, and the left surface top of this cunning tool rest has a groove that extends to the right; Simultaneously, the top in this gap is provided with the sliding cutter of an extruding, and the left surface of the sliding cutter of this extruding and the right flank of this right angle mould match, and lower surface of the sliding cutter of this extruding is horizontal, and the right flank of should extruding sliding cutter is provided with a boss that matches with this groove.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310232569.6A CN103302144B (en) | 2013-06-13 | 2013-06-13 | The processing method of 90 ° of flangings of plate-type work and its bending device used |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310232569.6A CN103302144B (en) | 2013-06-13 | 2013-06-13 | The processing method of 90 ° of flangings of plate-type work and its bending device used |
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| CN103302144A true CN103302144A (en) | 2013-09-18 |
| CN103302144B CN103302144B (en) | 2018-09-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005189A (en) * | 2019-04-18 | 2019-07-12 | 安钢集团华德重工装备有限公司 | A kind of architectural plane template and its preparation facilities |
| CN112756480A (en) * | 2020-12-17 | 2021-05-07 | 漳州锐腾电器有限公司 | Lamination process for improving thin material lamination scraping and lamination unevenness |
Citations (5)
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|---|---|---|---|---|
| US5934133A (en) * | 1993-01-29 | 1999-08-10 | Amada Company, Limited | Bending press system |
| PT1819457E (en) * | 2004-10-22 | 2009-05-27 | Finn Power Oy | Kinematic system for the displacement of working units of machines for bending and forming metallic sheets |
| CN201930993U (en) * | 2010-12-07 | 2011-08-17 | 亿和精密工业（苏州）有限公司 | Patting mechanism |
| CN202087692U (en) * | 2011-04-14 | 2011-12-28 | 福州福享汽车工业有限公司 | Die for the negative angel bending of sheet metal |
| CN102909242A (en) * | 2012-09-29 | 2013-02-06 | 东莞市祥鑫汽车模具制品有限公司 | 90-degree bending mechanism for sheet metal stamping die |
-
2013
- 2013-06-13 CN CN201310232569.6A patent/CN103302144B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5934133A (en) * | 1993-01-29 | 1999-08-10 | Amada Company, Limited | Bending press system |
| PT1819457E (en) * | 2004-10-22 | 2009-05-27 | Finn Power Oy | Kinematic system for the displacement of working units of machines for bending and forming metallic sheets |
| CN201930993U (en) * | 2010-12-07 | 2011-08-17 | 亿和精密工业（苏州）有限公司 | Patting mechanism |
| CN202087692U (en) * | 2011-04-14 | 2011-12-28 | 福州福享汽车工业有限公司 | Die for the negative angel bending of sheet metal |
| CN102909242A (en) * | 2012-09-29 | 2013-02-06 | 东莞市祥鑫汽车模具制品有限公司 | 90-degree bending mechanism for sheet metal stamping die |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005189A (en) * | 2019-04-18 | 2019-07-12 | 安钢集团华德重工装备有限公司 | A kind of architectural plane template and its preparation facilities |
| CN112756480A (en) * | 2020-12-17 | 2021-05-07 | 漳州锐腾电器有限公司 | Lamination process for improving thin material lamination scraping and lamination unevenness |
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| Publication number | Publication date |
|---|---|
| CN103302144B (en) | 2018-09-25 |
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