CN210702083U - Aircraft bonnet lock cardboard stamping die - Google Patents
Aircraft bonnet lock cardboard stamping die Download PDFInfo
- Publication number
- CN210702083U CN210702083U CN201921686962.1U CN201921686962U CN210702083U CN 210702083 U CN210702083 U CN 210702083U CN 201921686962 U CN201921686962 U CN 201921686962U CN 210702083 U CN210702083 U CN 210702083U
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- CN
- China
- Prior art keywords
- punching
- blanking
- die
- line
- stamping die
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- Expired - Fee Related
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- 238000004080 punching Methods 0.000 claims abstract description 111
- 230000007704 transition Effects 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000005496 tempering Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model relates to the technical field of stamping dies, in particular to a hood lock clamping plate stamping die, which comprises a template, wherein the template is provided with a stamping groove, two sides of the stamping groove are respectively provided with a plurality of guide pillars, and the guide pillars are provided with annular clamping grooves; the punching press groove is provided with parallel left blanking line and right blanking line, left blanking line has set gradually left side towards hole site, left blanking position, left tensile position, left blanking position according to the blanking order, right blanking line has set gradually right side towards hole site, right blanking position, right tensile position, right transition position, right blanking position according to the blanking order, a left side blanking position with right blanking position parallel and level, left side blanking position is lagging station in right side blanking position. This mould adopts two not totally synchronous punching lines to avoid the simultaneous blanking to need too big power, thereby can adopt the punching machine of lower tonnage to produce, thereby reduce cost, and once two, improve production efficiency.
Description
Technical Field
The utility model relates to a stamping die technical field especially relates to aircraft bonnet lock cardboard stamping die.
Background
The hood lock catch plate is a special-shaped perforated plate, and is punched and formed by a die in production, because a plate material is thick, strain or burrs often occur even if multiple punching is adopted; in addition, the existing die can only blank one piece at a time, or a large-tonnage punching machine is needed when two pieces are blanked, so that production is severely restricted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a not enough to prior art, and provide aircraft bonnet lock cardboard stamping die, it adopts dislocation double-line mould, has reduced the punching press power, and improves production efficiency.
The utility model provides a technical scheme that its technical problem adopted is: the machine cover lock clamping plate stamping die, in particular to a lower die for the machine cover lock clamping plate stamping die, comprises a die plate, wherein a stamping groove is formed in the center line of the die plate, a plurality of guide pillars are arranged on two sides of the stamping groove, and annular clamping grooves are formed in the guide pillars along the circumferential direction of the guide pillars; the punching groove is provided with a left punching line and a right punching line which are parallel, the left punching line is sequentially provided with a left punching hole position, a left punching position, a left stretching position and a left blanking position according to a punching sequence, the right punching line is sequentially provided with a right punching hole position, a right punching position, a right stretching position, a right transition position and a right blanking position according to a punching sequence, the left punching hole position is flush with the right punching position, the left blanking position is flush with the right blanking position, and the left punching position is behind the right blanking position by one station; punching inserts are arranged at the left punching hole position and the right punching hole position, and the punching inserts are provided with blanking holes which penetrate through the punching inserts from top to bottom; the blanking insert is arranged on each of the left blanking position and the right blanking position, counter bores with the same shape as a workpiece are formed in the blanking inserts, top plates which are attached to the counter bores and can move up and down are arranged in the counter bores, the top plates are fixed to the template through nitrogen springs, and the top plates are higher than the upper surfaces of the blanking inserts.
Furthermore, the guide pillars on two sides of the stamping groove are all arranged along a straight line, and the guide pillars on the left side and the guide pillars on the right side are arranged in a staggered mode.
Furthermore, the heights of the clamping grooves of all the guide pillars are the same.
Furthermore, the punching insert and the blanking insert are made of No. 45 steel and are subjected to quenching and tempering treatment.
Furthermore, the left material falling position and the right material falling position are through holes which are the same as the workpiece in shape and have small upper parts and large lower parts in cross section.
Further, the upper edges of the left material falling position and the right material falling position are subjected to high-frequency quenching, and the depth is 3-5 mm.
Furthermore, the upper surfaces of the punching insert and the blanking insert are flush with the bottom surface of the punching groove.
The utility model has the advantages that: the machine cover lock clamping plate stamping die, in particular to a lower die for the machine cover lock clamping plate stamping die, comprises a die plate, wherein a stamping groove is formed in the center line of the die plate, a plurality of guide pillars are arranged on two sides of the stamping groove, and annular clamping grooves are formed in the guide pillars along the circumferential direction of the guide pillars; the punching groove is provided with a left punching line and a right punching line which are parallel, the left punching line is sequentially provided with a left punching hole position, a left punching position, a left stretching position and a left blanking position according to a punching sequence, the right punching line is sequentially provided with a right punching hole position, a right punching position, a right stretching position, a right transition position and a right blanking position according to a punching sequence, the left punching hole position is flush with the right punching position, the left blanking position is flush with the right blanking position, and the left punching position is behind the right blanking position by one station; punching inserts are arranged at the left punching hole position and the right punching hole position, and the punching inserts are provided with blanking holes which penetrate through the punching inserts from top to bottom; the blanking insert is arranged on each of the left blanking position and the right blanking position, counter bores with the same shape as a workpiece are formed in the blanking inserts, top plates which are attached to the counter bores and can move up and down are arranged in the counter bores, the top plates are fixed to the template through nitrogen springs, and the top plates are higher than the upper surfaces of the blanking inserts. This mould adopts two not totally synchronous punching lines to avoid the simultaneous blanking to need too big power, thereby can adopt the punching machine of lower tonnage to produce, thereby reduce cost, and once two, improve production efficiency.
Drawings
Fig. 1 is a plan view of a hood lock catch plate stamping die of the present invention;
fig. 2 is a partially enlarged view of fig. 1.
Description of reference numerals:
1-template, 2-punching groove, 3-guide post, 31-clamping groove, 4-left punching line, 41-left punching hole position, 42-left punching position, 43-left stretching position, 44-left blanking position, 5-right punching line, 51-right punching hole position, 52-right punching position, 53-right stretching position, 54-right transition position, 55-right blanking position, 6-punching insert, 61-punching hole, 7-punching insert, 71-counter bore, 72-top plate.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and the embodiments, and is not intended to limit the scope of the invention.
As shown in fig. 1 and 2, the hood lock catch plate stamping die of the present embodiment, especially a lower die for the hood lock catch plate stamping die, includes a die plate 1, a stamping groove 2 is disposed on a center line of the die plate 1, a plurality of guide pillars 3 are disposed on both sides of the stamping groove 2, and an annular slot 31 is disposed on each guide pillar 3 along a circumferential direction thereof; the punching groove 2 is provided with a left punching line 4 and a right punching line 5 which are parallel, the left punching line 4 is sequentially provided with a left punching position 41, a left punching position 42, a left stretching position 43 and a left blanking position 44 according to a punching sequence, the right punching line 5 is sequentially provided with a right punching position 51, a right punching position 52, a right stretching position 53, a right transition position 54 and a right blanking position 55 according to a punching sequence, the left punching position 41 is flush with the right punching position 51, the left blanking position 44 is flush with the right blanking position 55, and the left punching position 42 is behind the right punching position 52 by one station; the left punching position 41 and the right punching position 51 are both provided with punching inserts 6, and the punching inserts 6 are provided with blanking holes 61 which penetrate through the punching inserts in an up-and-down manner; the blanking insert 7 is arranged on each of the left blanking position 42 and the right blanking position 52, a counter bore 71 with the same shape as a workpiece is arranged on each blanking insert 7, a top plate 72 which is attached to the counter bore 71 and can move up and down is arranged in each counter bore 71, the top plate 72 is fixed to the template 1 through a nitrogen spring, and the top plate 72 is higher than the upper surface of each blanking insert 7.
This mould is provided with the production line of two parallels, and in order to reduce required stamping force, the station of two production lines is crisscross, simultaneously, in order to produce strain and burr when preventing the thick plate punching press, the work piece is through punching a hole, blanking deformation, tensile when the blanking, and two last production lines are at same station blanking, in addition, also can brush lubricating oil on the sheet material during production to minimize the strain. Two blanking position and two blanking positions set up quenching and tempering's mold insert, increase the hardness and the intensity of mould on the one hand, increase life, on the other hand is convenient for damage the back and is changed. In addition, a top plate 72 connected with a spring is arranged in the counterbore 71 of the blanking insert 7, and the top plate 72 can jack up the plate to prevent the plate from being clamped on the lower die; the left blanking position 44 and the right blanking position 55 are through holes with the same shape as the workpiece and small upper parts and large lower parts of the cross section, so that the blanked workpiece can fall freely; the upper edges of the left blanking position 44 and the right blanking position 55 are subjected to high-frequency quenching, and the depth is 3-5mm, so that the trimming hardness of the through hole is increased, and burrs are prevented from being generated during blanking.
During production, a feeding machine is sleeved on a punching machine for installing the die, a steel coil is installed on the feeding machine, the front end of the steel coil advances along the punching groove 2 in a stepping mode, the guide post 3 guides the plate from two sides, the plate is clamped in the clamping groove 31 under normal conditions, when an upper die falls down, the plate is pressed to the punching groove 2, after punching is completed each time, the plate is jacked up by the top plate 72 and clamped in the clamping groove 31 again, and then the plate advances by one station under the thrust of the feeding machine to meet the next punching.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. Aircraft bonnet lock cardboard stamping die, its characterized in that: the lower die for the hood lock clamping plate stamping die comprises a die plate (1), wherein a stamping groove (2) is formed in the center line of the die plate (1), a plurality of guide pillars (3) are arranged on two sides of the stamping groove (2), and annular clamping grooves (31) are formed in the guide pillars (3) along the circumferential direction of the guide pillars; the punching groove (2) is provided with a left punching line (4) and a right punching line (5) which are parallel, the left punching line (4) is sequentially provided with a left punching hole position (41), a left punching position (42), a left stretching position (43) and a left blanking position (44) according to a punching sequence, the right punching line (5) is sequentially provided with a right punching hole position (51), a right blanking position (52), a right stretching position (53), a right transition position (54) and a right blanking position (55) according to a punching sequence, the left punching hole position (41) is flush with the right punching hole position (51), the left blanking position (44) is flush with the right blanking position (55), and the left blanking position (42) lags behind the right blanking position (52) by one station; punching inserts (6) are arranged on the left punching hole position (41) and the right punching hole position (51), and punching holes (61) which penetrate through the punching inserts (6) up and down are formed in the punching inserts; the punching die is characterized in that the left punching position (42) and the right punching position (52) are both provided with punching inserts (7), the punching inserts (7) are provided with counter bores (71) with the same shape as a workpiece, top plates (72) which are attached to the counter bores (71) and can move up and down are arranged inside the counter bores (71), the top plates (72) are fixed to the die plate (1) through nitrogen springs, and the top plates (72) are higher than the upper surface of the punching inserts (7).
2. The hood lock catch plate stamping die of claim 1, wherein: the guide columns (3) on two sides of the stamping groove (2) are arranged along a straight line, and the guide columns (3) on the left side and the guide columns (3) on the right side are arranged in a staggered mode.
3. The hood lock catch plate stamping die of claim 1, wherein: the heights of the clamping grooves (31) of all the guide columns (3) are the same.
4. The hood lock catch plate stamping die of claim 1, wherein: the punching insert (6) and the blanking insert (7) are made of No. 45 steel and are subjected to quenching and tempering.
5. The hood lock catch plate stamping die of claim 1, wherein: the left material falling position (44) and the right material falling position (55) are through holes which are the same as the workpiece in shape and have small upper parts and large lower parts in cross section.
6. The hood lock catch plate stamping die of claim 5, wherein: and the upper edges of the left material falling position (44) and the right material falling position (55) are subjected to high-frequency quenching, and the depth is 3-5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921686962.1U CN210702083U (en) | 2019-10-10 | 2019-10-10 | Aircraft bonnet lock cardboard stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921686962.1U CN210702083U (en) | 2019-10-10 | 2019-10-10 | Aircraft bonnet lock cardboard stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210702083U true CN210702083U (en) | 2020-06-09 |
Family
ID=70965427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921686962.1U Expired - Fee Related CN210702083U (en) | 2019-10-10 | 2019-10-10 | Aircraft bonnet lock cardboard stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210702083U (en) |
-
2019
- 2019-10-10 CN CN201921686962.1U patent/CN210702083U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200609 |