CN111451377B - Die for forming annular convex block and air outlet hole of tower type air outlet nozzle of lighter - Google Patents
Die for forming annular convex block and air outlet hole of tower type air outlet nozzle of lighter Download PDFInfo
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- CN111451377B CN111451377B CN202010339200.5A CN202010339200A CN111451377B CN 111451377 B CN111451377 B CN 111451377B CN 202010339200 A CN202010339200 A CN 202010339200A CN 111451377 B CN111451377 B CN 111451377B
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- air outlet
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- punching
- outlet nozzle
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- 238000004080 punching Methods 0.000 claims abstract description 61
- 238000003825 pressing Methods 0.000 claims abstract description 58
- 238000007493 shaping process Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000011800 void material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention discloses a die for forming annular convex blocks and air outlet holes of a tower-type air outlet nozzle of a lighter, which comprises an upper die holder, a lower die holder, an upper die plate, a lower die plate and a middle die plate with a plurality of punch holes, and further comprises: the pressing pipe is arranged on the upper template and is provided with an inner hole; the pressing column is arranged in the inner hole of the pressing pipe; the forming punch is arranged on the lower die plate and corresponds to the position of the pressing pipe; the device also comprises two groups of pressing plates, a pressing block, a punching piece and a punching strip. The invention can mold the annular convex blocks and the air outlet holes of the pagoda type air outlet nozzle, has high molding quality and convenience, saves the production cost to a great extent, and has good practical use and popularization value.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a die for forming annular convex blocks and air outlet holes of a tower-type air outlet nozzle of a lighter.
Background
Referring to the chinese patent with the application number 201820657372.5, it discloses a press-stretch-formed lighter pagoda-shaped air outlet nozzle, most of the processing methods adopted for the air outlet nozzle in the prior art are turning, the turning processing cost is relatively high, and if press forming is adopted, the processing cost is reduced, but the design of the press mold has a lot of difficulties, namely, the annular convex block part of the pagoda-shaped air outlet nozzle is difficult to form; secondly, the air outlet hole of the pagoda type air outlet nozzle is difficult to mold.
Disclosure of Invention
The invention aims to solve the problems in the background technology, and provides a die for forming the annular convex blocks and the air outlet holes of the tower-shaped air outlet nozzle of a lighter, which can form the annular convex blocks and the air outlet holes of the tower-shaped air outlet nozzle of the lighter and has high forming quality.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A mould for shaping annular lug and venthole of lighter pagoda formula air outlet nozzle, including upper die base, die holder, cope match-plate pattern, lower bolster and have the well template in a plurality of drift holes, still include: the pressing pipe is arranged on the upper template and is provided with an inner hole; the pressing column is arranged in the inner hole of the pressing pipe; the forming punch is arranged on the lower die plate and corresponds to the position of the pressing pipe; two groups of pressing plates which are symmetrically arranged on the middle die plate and are respectively positioned at two sides of the punch hole and comprise end parts with gaps with the surface of the middle die plate; the through grooves are arranged on the end parts, so that when the two groups of pressing plates move in opposite directions and touch, the corresponding two groups of through grooves can form limiting holes communicated with the punch holes; the two groups of compression blocks are arranged on the upper template and can compress two groups of pressing plates touching each other; the punching piece is internally provided with a plurality of groups of arc-shaped channels and is elastically connected with the upper die plate, and one end of the punching piece, which is far away from the upper die plate, is provided with a jack; the punching strip is arranged in the arc-shaped channel in a penetrating mode and is provided with a fixed end fixed on the upper die plate and a movable end located in the punching piece, and when the punching piece is pressed and moves towards the direction close to the upper die plate, the movable end of the punching strip moves relative to the punching piece and is located in the jack.
Preferably, the method further comprises: an opening provided on the platen and having a first inclined surface and a second inclined surface; the inserting column is arranged on the upper template and provided with a third inclined plane matched with the first inclined plane and a fourth inclined plane matched with the second inclined plane; the fixing blocks are arranged on two sides of the pressing plate and are provided with guide sliding surfaces matched with the side surfaces of the pressing plate.
Preferably, the method further comprises: the mounting groove is matched with the shape of the punching piece and is formed in the upper die plate; the mounting block is arranged in the mounting groove and provided with a spring hole and a punching strip hole; and the reset spring is arranged in the spring hole and is connected with the punching piece.
Preferably, the end of the pressing plate is concavely arranged relative to the pressing plate, the punching piece comprises a contact part which can be abutted against the end, and the insertion hole is formed in the contact part.
Preferably, an inner chamfer is arranged at one end of the pressing pipe away from the upper template.
Preferably, a jacking needle is arranged on the lower template.
Preferably, the lower die plate is provided with a shaping punch, the upper die plate is provided with a corresponding shaping pipe, and the shaping pipe is internally provided with a shaping column.
Preferably, a positioning punch is arranged on the lower die plate, a corresponding positioning tube is arranged on the upper die plate, and a positioning column is arranged in the positioning tube.
Preferably, the punching piece is provided with vacancy holes at two sides of the contact part.
Preferably, the arc-shaped channel and the punching strip are provided with four groups, and a protective sleeve is arranged outside the punching strip in the arc-shaped channel.
Preferably, the pressing column is provided with a connecting spring, and one end of the connecting spring is fixed with the upper die holder.
Preferably, the punching part is provided with at least one group of mounting holes, a fixed column is arranged in the mounting holes, and the reset spring is sleeved on the fixed column.
The invention has the beneficial effects that:
Compared with the prior art, the invention can mold the annular convex blocks and the air outlet holes of the pagoda type air outlet nozzle, has high molding quality and convenience, saves the production cost to a great extent, and has good practical use and popularization value.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the connection structure of the punching piece, the mounting hole, the pressing pipe, the positioning pipe and the shaping pipe;
FIG. 3 is a schematic view of a template according to the present invention;
FIG. 4 is a schematic view of the lower die plate of the present invention;
FIG. 5 is a schematic view of the structure of the pressing tube of the present invention;
FIG. 6 is a cross-sectional view of a crimp tube of the present invention;
FIG. 7 is a schematic view of a platen according to the present invention;
FIG. 8 is a schematic view of the connection structure of the punching member and the punching strip of the present invention;
FIG. 9 is a cross-sectional view of a punch of the present invention;
FIG. 10 is a schematic view of a punch member according to the present invention;
FIG. 11 is a schematic diagram of a punch of the present invention;
FIG. 12 is a schematic view of the structure of a punched strip of the present invention;
FIG. 13 is a schematic view of the connection structure of the punch and return spring of the present invention;
FIG. 14 is a schematic view of the connection structure of the punch and mounting block of the present invention;
FIG. 15 is a schematic view of the construction of the mounting block of the present invention;
Fig. 16 is a schematic structural view of the upper die plate of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-16, a mold for forming annular projections and air outlet holes of a lighter pagoda-type air outlet nozzle comprises an upper mold base 60, a lower mold base 70, an upper mold plate 600, a lower mold plate 700, and a middle mold plate 800 with a plurality of punch holes 801, and further comprises: a pressing pipe 11 provided on the upper die plate 600 and having an inner hole 111; a press column 112 provided in the inner hole 111 of the press pipe 11; a forming punch 12 provided on the lower die plate 700 and corresponding to the position of the press pipe 11; two sets of pressing plates 13 symmetrically provided on the middle die plate 800 and located on both sides of the punch hole 801, respectively, and including end portions 131 having a gap with the surface of the middle die plate 800; a plurality of sets of through grooves 1311 provided on the end portion 131 so that when the two sets of pressing plates 13 move in opposite directions and touch, the corresponding two sets of through grooves 1311 can constitute a stopper hole 1312 communicating with the punch hole 801; two groups of pressing blocks 14 which are arranged on the upper template 600 and can press two groups of pressing plates 13 touching each other; and a punching member 31 having a plurality of arc-shaped channels 314 formed therein and elastically connected to the upper die plate 600, and having a jack 313 formed at one end thereof remote from the upper die plate 600; the punching bar 32 is disposed in the arc-shaped channel 314 and has a fixed end 321 fixed on the upper die plate 600 and a movable end 322 located in the punching member 31, when the punching member 31 is pressed and moves in a direction approaching to the upper die plate 600, the movable end 322 of the punching bar 32 moves relative to the punching member 31 and is located in the insertion hole 313.
By adopting the technical scheme, in the actual manufacturing and forming process, the material belt is arranged between the end part 131 and the middle template 800, the pagoda-shaped air outlet nozzle to be formed is positioned in the limiting holes 1312 formed by the two groups of through grooves 1311, the limiting holes 1312 can initially limit the periphery of the pagoda-shaped air outlet nozzle, then the upper die holder 60 descends, at the moment, the pressing block 14 can press the two groups of pressing plates 13, so that the pressing plate 13 can well press the material belt below the pressing plate 13, and the periphery of the pagoda-shaped air outlet nozzle can be completely limited through the limiting holes 1312, and the forming punch 12 stretches into the inner cavity of the pagoda-shaped air outlet nozzle, and then the outer periphery and the lower part of the pagoda-shaped air outlet nozzle are limited along with the pressure of the pressing pipe 11 and the pressing column 112 when the pagoda-shaped air outlet nozzle contacts, so that the pagoda-shaped air outlet nozzle can form an annular bump above the end part 131, and the purpose of processing the annular bump is achieved; when the material belt is conveyed to the lower part of the punching piece 31, the pagoda-shaped air outlet nozzle is right under the jack 313, when the punching piece 31 descends, the pagoda-shaped air outlet nozzle is positioned in the jack 313, then the punching piece 31 moves upwards along with the contact of the punching piece 31 and the pressing plate 13, and the movable end 322 of the punching piece 32 moves downwards relative to the punching piece 31 and enters the jack 313 as the fixed end 321 of the punching piece 32 is fixed on the upper die plate 600, so that the air outlet hole of the pagoda-shaped air outlet nozzle in the jack 313 can be formed; therefore, the forming of the annular convex blocks and the air outlet holes of the pagoda-shaped air outlet nozzle can be completed, the forming is convenient and accurate, and the processing cost is saved to a certain extent.
Preferably, the method further comprises: an opening 132 provided on the platen 13 and having a first inclined surface 1321 and a second inclined surface 1322; a post 16 provided on the upper die plate 600 and having a third inclined surface 161 engaged with the first inclined surface 1321 and a fourth inclined surface 162 engaged with the second inclined surface 1322; and fixing blocks 15 provided on both sides of the pressing plate 13 and having guide sliding surfaces 151 engaged with side surfaces of the pressing plate 13.
By adopting the above technical scheme, the arrangement of the insert column 16 and the opening 132 enables the insert column 16 to extend into the opening 132 when the upper die holder 60 is down, and the two groups of pressing plates 13 are moved in opposite directions and touch by the cooperation of the third inclined surface 161 and the first inclined surface 1321; after the molding is completed, the upper die holder 60 is moved upward, and the fourth inclined plane 162 and the second inclined plane 1322 are matched to separate the two groups in the process that the plunger 16 is separated from the opening 132, so that the material belt with the molded pagoda-shaped air outlet nozzle can be taken out; the fixing blocks 15 are arranged to fix two sides of the pressing plate 13, so that the pressing plate 13 can be well positioned, and the sliding guide surface 151 is arranged to enable the pressing plate 13 to slide on the middle die plate 800, so that the two groups of pressing plates 13 can be conveniently touched and separated.
Preferably, the method further comprises: the mounting groove 601 is adapted to the shape of the punching member 31 and is opened on the upper die plate 600; a mounting block 34 which is arranged in the mounting groove 601 and is provided with a spring hole 341 and a punching bar 32 hole; and a return spring 33 provided in the spring hole 341 and connected to the punch 31.
By adopting the above technical scheme, the setting of the installation piece 34 can be convenient for to the installation of reset spring 33 and strip 32 punches a hole, wherein, strip 32 accessible installation cover 324 holding is punched a hole in the strip 32, and reset spring 33's setting, it mainly provides the effect that will move up the piece 31 that punches a hole, can make the piece 31 that punches a hole go up and descend more steady moreover to can be used to carry out elastic connection with piece 31 and cope match-plate pattern 600 that punches a hole.
Preferably, the end 131 of the pressing plate 13 is concavely disposed opposite to the pressing plate 13, the punching member 31 includes a contact portion 312 that can abut against the end 131, and the insertion hole 313 is disposed on the contact portion 312.
By adopting the above-described technical scheme, when the punch 31 descends, the contact portion 312 will contact the end 131, and will be pressed by the end 131 to ascend relative to the punch bar 32.
Preferably, an end of the pressing pipe 11 remote from the upper die plate 600 is provided with an inner chamfer 113.
By adopting the technical scheme, the inner chamfer 113 can be used for forming the arc striking part of the non-forming pagoda shape of the pagoda-shaped air outlet nozzle.
Preferably, the lower die plate 700 is provided with a ejector pin 51.
By adopting the technical scheme, the ejector pin 51 can eject the formed pagoda-shaped air outlet nozzle.
Preferably, the lower die plate 700 is provided with a shaping punch 42, the upper die plate 600 is provided with a corresponding shaping tube 41, and the shaping tube 41 is internally provided with a shaping column 411.
By adopting the above technical scheme, the setting of the shaping punch 42, the shaping pipe and the shaping column 411 can be used for further shaping the pagoda-shaped air outlet nozzle.
Preferably, the lower die plate 700 is provided with a positioning punch 22, the upper die plate 600 is provided with a corresponding positioning tube 21, and the positioning tube 21 is internally provided with a positioning column 211.
By adopting the above technical scheme, the positioning punch 22 can further position the pagoda-shaped air outlet nozzle with the annular bump formed, so that the positioning punch has good positioning effect in the subsequent punching process.
Preferably, the punching member 31 is provided with a hole 316 at two sides of the contact portion 312, and side grooves 317 are provided at two sides of the punching member 31.
By adopting the above technical scheme, because the distances of the processing stations on the material belt are the same in the actual production process, the empty hole 316 is used for accommodating the pagoda-shaped inflating nozzle on the material belt, so that only one empty hole is moved, and the side groove 317 can be used for accommodating the positioning tube 21 and the integer tube 41.
Preferably, the arc-shaped channel 314 and the punching bar 32 are provided with four groups, and the outside of the punching bar 32 in the arc-shaped channel 314 is provided with a protective sleeve 323.
By adopting the technical scheme, as the tower-type air outlet nozzle to be formed is provided with four air outlet nozzles, the four groups of punching strips 32 can be well formed at the moment, and the punching strips 32 can be made of flexible and high-strength materials; the protecting sleeve 323 can well protect the punched strip 32, such as friction reduction, and if so, the aperture of the arc-shaped channel 314 is matched with the protecting sleeve 323, which can be determined according to actual production and processing conditions, wherein, as the arc-shaped channel 314 is difficult to process in the punched piece 31, 3D printing and forming can be adopted.
Preferably, the press post 112 is provided with a connecting spring 114, and one end of the connecting spring 114 is fixed with the upper die holder 60.
By adopting the above technical scheme, when the compression column 112 contacts with the pagoda-shaped air outlet nozzle, the connection spring 114 is compressed, wherein the compression amount of the connection spring 114 is smaller, so that the compression column 112 does not go upward after going upward for a certain distance, at this time, the compression column 112 with the connection spring 114 can also generate pressure on the top 311 of the pagoda-shaped air outlet nozzle, so that the annular convex block is also formed; the advantage of the connection spring 114 is that when the annular bump is formed, the pagoda-shaped air outlet nozzle is not easily separated from the pressure tube 11, and at this time, the compressed connection spring 114 has a certain elastic potential energy, so that the generated force can well separate the pagoda-shaped air outlet nozzle from the pressure tube 11; in addition, during installation, the upper die plate 600 has an opening, so that the pressing tube 11 can be installed therein, and then the pressing column 112 is installed in the pressing tube 11, so that the connecting spring 114 can be fixedly connected with the upper die holder 60.
Preferably, at least one set of mounting holes 315 is provided on the punching member 31, a fixing post 331 is provided in the mounting holes 315, and the return spring 33 is sleeved on the fixing post 331.
Through adopting above-mentioned technical scheme, the setting of fixed column 331 makes to have better connection steadiness between punching part 31 and the cope match-plate pattern 600, and can play fine guide effect to punching part 31, and locate the elastic component cover on the fixed column 331, make punching part 31 reset again, and wherein fixed column 331 and reset spring 33 can be placed in the spring hole 341 of installation piece 34.
In the invention, after the material belt is fixed on the middle template 800 by the pressure plate 13, annular bump forming station, positioning station, vacancy, punching station, vacancy, shaping station and material ejection work are sequentially carried out, so that the annular bump part and the inflation hole of the pagoda-shaped air outlet nozzle can be well formed.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. A mould for shaping annular lug and venthole of lighter pagoda formula air outlet nozzle, its characterized in that includes upper die base, die holder, cope match-plate pattern, lower bolster and has the well template in a plurality of drift holes, still includes:
The pressing pipe is arranged on the upper template and is provided with an inner hole;
the pressing column is arranged in the inner hole of the pressing pipe;
the forming punch is arranged on the lower die plate and corresponds to the position of the pressing pipe;
two groups of pressing plates which are symmetrically arranged on the middle die plate and are respectively positioned at two sides of the punch hole and comprise end parts with gaps with the surface of the middle die plate;
The through grooves are arranged on the end parts, so that when the two groups of pressing plates move in opposite directions and touch, the corresponding two groups of through grooves can form limiting holes communicated with the punch holes;
The two groups of compression blocks are arranged on the upper template and can compress two groups of pressing plates touching each other; and
The punching piece is internally provided with a plurality of groups of arc-shaped channels and is elastically connected with the upper die plate, and one end of the punching piece, which is far away from the upper die plate, is provided with a jack;
the punching strip is arranged in the arc-shaped channel in a penetrating way and is provided with a fixed end fixed on the upper die plate and a movable end positioned in the punching piece, and when the punching piece is pressed and moves towards the direction close to the upper die plate, the movable end of the punching strip moves relative to the punching piece and is positioned in the jack;
an opening provided on the platen and having a first inclined surface and a second inclined surface;
the inserting column is arranged on the upper template and provided with a third inclined plane matched with the first inclined plane and a fourth inclined plane matched with the second inclined plane;
the fixed blocks are arranged on two sides of the pressing plate and are provided with guide sliding surfaces matched with the side surfaces of the pressing plate;
and an inner chamfer is arranged at one end of the pressing pipe, which is far away from the upper template.
2. The mold for forming the annular projection and vent of the lighter pagoda-shaped vent nozzle of claim 1, further comprising:
The mounting groove is matched with the shape of the punching piece and is formed in the upper die plate;
the mounting block is arranged in the mounting groove and provided with a spring hole and a punching strip hole;
And the reset spring is arranged in the spring hole and is connected with the punching piece.
3. The die for forming the annular projection and the air outlet of the pagoda-shaped air outlet nozzle of the lighter according to claim 2, wherein the end portion of the pressing plate is concavely arranged relative to the pressing plate, the punching member comprises a contact portion capable of abutting against the end portion, and the insertion hole is arranged on the contact portion.
4. The mold for forming the annular projection and the air outlet of the pagoda-shaped air outlet nozzle of the lighter according to claim 2, wherein the lower mold plate is provided with a material ejecting needle.
5. The mold for forming the annular projection and the air outlet of the pagoda-shaped air outlet nozzle of the lighter according to claim 4, wherein the lower die plate is provided with a shaping punch, the upper die plate is provided with a corresponding shaping tube, and the shaping tube is internally provided with a shaping column.
6. The die for forming the annular projection and the air outlet of the tower-shaped air outlet nozzle of the lighter according to claim 2, wherein the lower die plate is provided with a positioning punch, the upper die plate is provided with a corresponding positioning tube, and the positioning tube is internally provided with a positioning column.
7. A die for forming annular projections and air outlet holes of a lighter pagoda-shaped air outlet nozzle as set forth in claim 3 wherein said punch is provided with void holes on both sides of said contact.
8. The mold for forming the annular projection and the air outlet of the tower-shaped air outlet nozzle of the lighter according to claim 1, wherein the arc-shaped channel and the punching strip are respectively provided with four groups, and a protecting sleeve is arranged outside the punching strip positioned in the arc-shaped channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010339200.5A CN111451377B (en) | 2020-04-26 | Die for forming annular convex block and air outlet hole of tower type air outlet nozzle of lighter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010339200.5A CN111451377B (en) | 2020-04-26 | Die for forming annular convex block and air outlet hole of tower type air outlet nozzle of lighter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111451377A CN111451377A (en) | 2020-07-28 |
| CN111451377B true CN111451377B (en) | 2024-06-04 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003103316A (en) * | 2001-09-27 | 2003-04-08 | Seiko Epson Corp | Press die |
| CN201711436U (en) * | 2010-07-23 | 2011-01-19 | 项龙江 | Special mould for lighter electronic striking head |
| CN202316760U (en) * | 2011-09-21 | 2012-07-11 | 孟祥涛 | Special die for electronic striking head of lighter |
| KR101221679B1 (en) * | 2012-04-20 | 2013-01-14 | 이강을 | Press mold device having eccentricity prevention pin and space sustenance unit of manufacture method |
| CN203695756U (en) * | 2013-12-18 | 2014-07-09 | 信义汽车玻璃(深圳)有限公司 | Stamping die device and automatic production equipment for angle buckles |
| CN208390792U (en) * | 2018-05-30 | 2019-01-18 | 厦门市鑫盛威工贸有限公司 | A kind of magnet frame progressive die |
| CN111451376A (en) * | 2020-04-26 | 2020-07-28 | 叶万青 | Stamping progressive die of pagoda-shaped gas outlet nozzle of lighter |
| CN212190849U (en) * | 2020-04-26 | 2020-12-22 | 叶万青 | Mold for forming annular lug and air outlet hole in pagoda-shaped air outlet nozzle of lighter |
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003103316A (en) * | 2001-09-27 | 2003-04-08 | Seiko Epson Corp | Press die |
| CN201711436U (en) * | 2010-07-23 | 2011-01-19 | 项龙江 | Special mould for lighter electronic striking head |
| CN202316760U (en) * | 2011-09-21 | 2012-07-11 | 孟祥涛 | Special die for electronic striking head of lighter |
| KR101221679B1 (en) * | 2012-04-20 | 2013-01-14 | 이강을 | Press mold device having eccentricity prevention pin and space sustenance unit of manufacture method |
| CN203695756U (en) * | 2013-12-18 | 2014-07-09 | 信义汽车玻璃(深圳)有限公司 | Stamping die device and automatic production equipment for angle buckles |
| CN208390792U (en) * | 2018-05-30 | 2019-01-18 | 厦门市鑫盛威工贸有限公司 | A kind of magnet frame progressive die |
| CN111451376A (en) * | 2020-04-26 | 2020-07-28 | 叶万青 | Stamping progressive die of pagoda-shaped gas outlet nozzle of lighter |
| CN212190849U (en) * | 2020-04-26 | 2020-12-22 | 叶万青 | Mold for forming annular lug and air outlet hole in pagoda-shaped air outlet nozzle of lighter |
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