CN110026457A - A kind of bending for suppressing U-shaped workpiece keeps away a cutter - Google Patents
A kind of bending for suppressing U-shaped workpiece keeps away a cutter Download PDFInfo
- Publication number
- CN110026457A CN110026457A CN201910448463.7A CN201910448463A CN110026457A CN 110026457 A CN110026457 A CN 110026457A CN 201910448463 A CN201910448463 A CN 201910448463A CN 110026457 A CN110026457 A CN 110026457A
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- China
- Prior art keywords
- cutter
- shaped workpiece
- blade
- bending
- cutter hub
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- 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.)
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Classifications
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- 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
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Knives (AREA)
Abstract
The bending that the invention discloses a kind of for suppressing U-shaped workpiece keeps away a cutter, including interconnecting piece, blade, keep away a cutter hub and cutter head, the interconnecting piece is equipped at the top of the blade, the interconnecting piece is for connecting blade and press machine, it is connect at the top of the blade with the interconnecting piece bottom, the left side of the blade is recessed equipped with deep throat inlet machine shape, for avoiding the bending edge of U-shaped workpiece；Described keep away at the top of a cutter hub connect with the blade bottom, and a cutter hub of keeping away is extended below to the left, and bottom is connected with horizontally disposed cutter head；The front side bottom for keeping away a cutter hub is equipped with rectangular depression, and a cutter hub bottom width of keeping away is less than top width；The rectangular depression is used to avoid the side bending edge of U-shaped workpiece；The cutter head is rectangular list structure, and top is connect with a cutter hub bottom of keeping away, and bottom is equipped with point of a knife；The bending efficiency for having sprout structure and side folded edges U-shaped workpiece is greatly promoted, defect rate is reduced, guarantees the processing quality of special U-shaped workpiece.
Description
Technical field
The present invention relates to machine tool technical fields, and in particular to a kind of bending for suppressing U-shaped workpiece keeps away a knife
Tool.
Background technique
Currently, the bending of U-shaped workpiece is to drive bending cutter to push by the press machine of bending machine, with consolidating for bottom setting
The cooperation of fixed board material is completed, and by squeezing twice, plate is compressed to U-shaped.
In the prior art, due to the configurations of U-shaped workpiece, difficulty of processing is also different, for example, the U that need to be suppressed
There is the side of sprout structure or U-shaped workpiece to be equipped with the folded edges bent, such compact-sized U-shaped for shape workpiece bottom
Work pieces process difficulty is big, common bending cutter can be touched unavoidably in processing sprout, the structures such as side flanging, to influence
The quality of workpiece.
It can only be by work in order to avoid structures such as the touching of common bending cutter is sprouted, side flangings for this U-like shape workpiece
Part first carries out 30 ° of bending, is then worked manually completing the bending of remaining angle by way of hand pressing, this processing side
Formula not can guarantee the processing quality of workpiece, and the workpiece bending angle of same batch is caused to differ greatly, and greatly reduce processing effect
Rate, or even cause to do over again, increase production cost.
Summary of the invention
The present invention in order to overcome the deficiencies of the above existing technologies, provides a kind of bending for suppressing U-shaped workpiece and keeps away
Position cutter, rectangular depression and semi-circular recesses avoid special U-shaped workpiece sprout structure and side folded edges do cutter
It disturbs, greatly promotes the bending efficiency for having sprout structure and side folded edges U-shaped workpiece, reduce defect rate, guarantee special
The processing quality of different U-shaped workpiece.
The technical scheme adopted by the invention to solve the technical problem is that:
A kind of bending for suppressing U-shaped workpiece keeps away a cutter, including interconnecting piece, blade, keeps away a cutter hub and cutter head, described
The interconnecting piece is equipped at the top of blade, the interconnecting piece is for connecting blade and press machine, and the right side of the interconnecting piece is in level
Direction extend be equipped with installation groove, be fixedly mounted on press machine convenient for the blade, and enable blade with press machine above and below
Stablize movement；
The left side of the blade is recessed equipped with deep throat inlet machine shape, for avoiding the bending edge of U-shaped workpiece；The deep throat inlet machine shape is recessed
It falls into and is recessed for arc-shaped, arc radius 22.54mm, circular arc central angle R1, angle are 73 °.
Described keep away at the top of a cutter hub connect with the blade bottom, and a cutter hub of keeping away is extended below to the left, bottom
It is connected with horizontally disposed cutter head；The front side bottom for keeping away a cutter hub is equipped with rectangular depression, described to keep away a cutter hub bottom width
Less than top width；The rectangular depression is used to avoid the side bending edge of U-shaped workpiece；
The cutter head is rectangular list structure, and top is connect with a cutter hub bottom of keeping away, and bottom is equipped with point of a knife；Cutter head is long
Degree, which is greater than, keeps away a cutter hub bottom width, and cutter head rear end is aligned with a cutter hub is kept away, and cutter head front end, which protrudes from, keeps away a cutter hub.
Preferably, the cutter head extends with the left side intersection for keeping away a cutter hub in the horizontal direction equipped with semicircle recessed
Slot, the semi-circular recesses are for avoiding the structure of sprouting that U-shaped workpiece protrudes above.
Preferably, the radius of the semi-circular recesses is 2mm, and central angle R2, angle is 112 °.
Preferably, the interconnecting piece, blade, keep away a cutter hub, cutter head is an integral structure.
Preferably, the interconnecting piece, blade, keep away a cutter hub, the material of cutter head is Cr12, hardness 56HRC.
Preferably, the blade left lateral sides are in arcuation transition, and a cutter hub front side side of keeping away is in arcuation transition.
The beneficial effects of the present invention are:
1, the setting of rectangular depression enables to keep away the folded edges that a cutter hub avoids U-shaped side surface of workpiece while bending,
It is efficient, plate is accurately subjected to bending operation not by the interference of U-shaped side surface of workpiece flanging；Cutter head keeps away a knife with described
Semi-circular recesses central angle between body is 112 °, radius 2mm, can avoid conventional structure of sprouting, make cutter head in bending
The interference for structure of sprouting on avoidable U-shaped workpiece, while guaranteeing the strength and stiffness of cutter head, bending effect is not influenced；
Compared with 30 ° traditional of first bending is pressed the mode for carrying out bending by artificial hand again, this cutter is greatly promoted for tool
There is the bending efficiency of sprout structure and side folded edges U-shaped workpiece, reduces defect rate, guarantee the processing matter of special U-shaped workpiece
Amount.
2, interconnecting piece, blade, keep away a cutter hub, cutter head is an integral structure, compact-sized, guarantee that the connection between each section is steady
Gu and integral strength.
3, interconnecting piece, blade, keep away a cutter hub, the material of cutter head is Cr12, hardness 56HRC guarantees the intensity of cutter
And rigidity, make cutter that there is longer service life, improves bending efficiency.
4, blade left lateral sides and to keep away a side on front side of cutter hub be in arcuation transition, avoid causing to draw to workpiece and manpower
Wound.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the left view of Fig. 1；
Fig. 4 is the top view of Fig. 1；
In figure: 1, interconnecting piece, 11, installation groove, 2, blade, 21, deep throat inlet machine shape recess, 3, keep away a cutter hub, 31, rectangle it is recessed
It falls into, 4, cutter head, 41, semi-circular recesses, 42, point of a knife.
Specific embodiment
For a better understanding of the present invention, embodiments of the present invention are explained in detail with reference to the accompanying drawing.
As shown in Figs 1-4, a kind of bending for suppressing U-shaped workpiece keeps away a cutter, including interconnecting piece 1, blade 2, keeps away position
Cutter hub 3 and cutter head 4 are equipped with interconnecting piece 1 at the top of the blade 2, and the interconnecting piece 1 is for connecting blade 2 and press machine, the company
The right side of socket part 1 extends in the horizontal direction is equipped with installation groove 11, is fixedly mounted on press machine convenient for the blade 2, and make
Blade 2 can be stablized up and down with press machine to be moved；
2 top of blade is connect with 1 bottom of interconnecting piece, and the left side of the blade 2 is equipped with deep throat inlet machine shape recess 21,
For avoiding the bending edge of U-shaped workpiece；The deep throat inlet machine shape recess 21 is recessed for arc-shaped, arc radius 22.54mm, circular arc
Central angle is R1, and angle is 73 °.
3 top of a cutter hub of keeping away is connect with 2 bottom of blade, and a cutter hub 3 of keeping away is extended below to the left, bottom
Portion is connected with horizontally disposed cutter head 4；The front side bottom for keeping away a cutter hub 3 is equipped with rectangular depression 31, described to keep away 3 bottom of a cutter hub
Portion's width is less than top width；The rectangular depression 31 is used to avoid the side bending edge of U-shaped workpiece；
The cutter head 4 is rectangular list structure, and top is connect with 3 bottom of a cutter hub of keeping away, and bottom is equipped with point of a knife 42；Knife
First 4 length, which is greater than, keeps away 3 bottom width of a cutter hub, and 4 rear end of cutter head is aligned with a cutter hub 3 is kept away, and 4 front end of cutter head, which protrudes from, keeps away a cutter hub
3。
The cutter head 4 extends in the horizontal direction with the left side intersection for keeping away a cutter hub 3 is equipped with semi-circular recesses 41, institute
Semi-circular recesses 41 are stated for avoiding the structure of sprouting that U-shaped workpiece protrudes above.
The radius of the semi-circular recesses 41 is 2mm, and central angle R2, angle is 112 °.
The setting of rectangular depression 31 enables to keep away the folded edges that a cutter hub 3 avoids U-shaped side surface of workpiece while bending,
Not by the interference of U-shaped side surface of workpiece flanging, plate is efficiently and accurately subjected to bending operation；Cutter head 4 keeps away a cutter hub with described
41 central angle of semi-circular recesses between 3 is 112 °, radius 2mm, can avoid conventional structure of sprouting, make cutter head 4 in bending
Make to can avoid the interference of structure of sprouting on U-shaped workpiece, while guaranteeing the strength and stiffness of cutter head 4, does not influence bending effect, significantly
The bending efficiency for having sprout structure and side folded edges U-shaped workpiece is promoted, defect rate is reduced, guarantees special U-shaped work
The processing quality of part.
The interconnecting piece 1, blade 2, keep away a cutter hub 3, cutter head 4 is an integral structure, compact-sized, guarantee between each section
Stable connection and integral strength.
The interconnecting piece 1, blade 2, keep away a cutter hub 3, the material of cutter head 4 is Cr12, hardness 56HRC, guarantee cutter
Strength and stiffness, make cutter have longer service life, improve bending efficiency.
2 left lateral sides of blade are in arcuation transition, and the 3 front side side of a cutter hub of keeping away is avoided in arcuation transition to work
Part and manpower cause to scratch.
The device is bonded by interconnecting piece 1 with press machine when in use, by this cutter, while will be matched with cutter
Bottom baffle be mounted on the underface of cutter；Then the plate that need to be bent is placed on bottom baffle, and starts press machine
Plate is suppressed in band cutter pushing, if need to process makes with sprouting with the U-shaped workpiece of side flanging, the present apparatus can be effective
Avoid sprout structure and side folded edges, while not influencing the integral strength of cutter and the bending effect of plate, significantly
Promote bending efficiency.
For the ordinary skill in the art, introduction according to the present invention, do not depart from the principle of the present invention with
In the case where spirit, changes, modifications that embodiment is carried out, replacement and variant still fall within protection scope of the present invention it
It is interior.
Claims (6)
1. a kind of bending for suppressing U-shaped workpiece keeps away a cutter, including interconnecting piece, blade, keep away a cutter hub and cutter head, the knife
The interconnecting piece is equipped at the top of body, the interconnecting piece is for connecting blade and press machine, which is characterized in that
The left side of the blade is recessed equipped with deep throat inlet machine shape, for avoiding the bending edge of U-shaped workpiece；
Described keep away at the top of a cutter hub connect with the blade bottom, and a cutter hub of keeping away is extended below to the left, bottom connection
There is horizontally disposed cutter head；The front side bottom for keeping away a cutter hub is equipped with rectangular depression, and a cutter hub bottom width of keeping away is less than
Top width；The rectangular depression is used to avoid the side bending edge of U-shaped workpiece；
The cutter head is rectangular list structure, and top is connect with a cutter hub bottom of keeping away, and bottom is equipped with point of a knife.
2. a kind of bending for suppressing U-shaped workpiece as described in claim 1 keeps away a cutter, which is characterized in that the cutter head
Extend in the horizontal direction with the left side intersection for keeping away a cutter hub and be equipped with semi-circular recesses, the semi-circular recesses are for avoiding
Structure that U-shaped workpiece protruded above sprout.
3. a kind of bending for suppressing U-shaped workpiece as claimed in claim 2 keeps away a cutter, which is characterized in that the semicircle
The radius of connected in star is 2mm.
4. a kind of bending for suppressing U-shaped workpiece as described in claim 1 keeps away a cutter, which is characterized in that the connection
Portion, blade, keep away a cutter hub, cutter head is an integral structure.
5. a kind of bending for suppressing U-shaped workpiece as claimed in claim 4 keeps away a cutter, which is characterized in that the connection
Portion, blade, keep away a cutter hub, the material of cutter head is Cr12.
6. a kind of bending for suppressing U-shaped workpiece as described in claim 1 keeps away a cutter, which is characterized in that the blade
Left lateral sides are in arcuation transition, and a cutter hub front side side of keeping away is in arcuation transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448463.7A CN110026457A (en) | 2019-05-28 | 2019-05-28 | A kind of bending for suppressing U-shaped workpiece keeps away a cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448463.7A CN110026457A (en) | 2019-05-28 | 2019-05-28 | A kind of bending for suppressing U-shaped workpiece keeps away a cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110026457A true CN110026457A (en) | 2019-07-19 |
Family
ID=67243522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910448463.7A Pending CN110026457A (en) | 2019-05-28 | 2019-05-28 | A kind of bending for suppressing U-shaped workpiece keeps away a cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110026457A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020337A (en) * | 2021-02-27 | 2021-06-25 | 广西南宁市高创机械技术有限公司 | Bending process for cold-rolled steel sheet metal part |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0852515A (en) * | 1994-08-11 | 1996-02-27 | Amada Metrecs Co Ltd | Die for bending machine |
| CN202162281U (en) * | 2011-07-21 | 2012-03-14 | 山东汇能电气有限公司 | Composite flattening die |
| CN102658328A (en) * | 2012-04-24 | 2012-09-12 | 苏州富士特金属薄板制品有限公司 | Movable bending clearance mold |
| CN203917589U (en) * | 2014-05-15 | 2014-11-05 | 苏州鹭翔航空设备有限公司 | A kind of bending cutter |
| CN104138960A (en) * | 2014-06-27 | 2014-11-12 | 中航飞机股份有限公司西安飞机分公司 | Forming method of groove-shaped sheet metal part with flanging holes and flange on side edges |
| CN204220792U (en) * | 2014-11-14 | 2015-03-25 | 苏州市冯氏钣金有限公司 | A kind of bender |
| CN207929811U (en) * | 2017-12-22 | 2018-10-02 | 无锡进源科技开发有限公司 | A kind of deep throat bender |
-
2019
- 2019-05-28 CN CN201910448463.7A patent/CN110026457A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0852515A (en) * | 1994-08-11 | 1996-02-27 | Amada Metrecs Co Ltd | Die for bending machine |
| CN202162281U (en) * | 2011-07-21 | 2012-03-14 | 山东汇能电气有限公司 | Composite flattening die |
| CN102658328A (en) * | 2012-04-24 | 2012-09-12 | 苏州富士特金属薄板制品有限公司 | Movable bending clearance mold |
| CN203917589U (en) * | 2014-05-15 | 2014-11-05 | 苏州鹭翔航空设备有限公司 | A kind of bending cutter |
| CN104138960A (en) * | 2014-06-27 | 2014-11-12 | 中航飞机股份有限公司西安飞机分公司 | Forming method of groove-shaped sheet metal part with flanging holes and flange on side edges |
| CN204220792U (en) * | 2014-11-14 | 2015-03-25 | 苏州市冯氏钣金有限公司 | A kind of bender |
| CN207929811U (en) * | 2017-12-22 | 2018-10-02 | 无锡进源科技开发有限公司 | A kind of deep throat bender |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020337A (en) * | 2021-02-27 | 2021-06-25 | 广西南宁市高创机械技术有限公司 | Bending process for cold-rolled steel sheet metal part |
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| PB01 | Publication | ||
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Application publication date: 20190719 |