CN107962112A - A kind of metal stamping die and manufacturing process - Google Patents
A kind of metal stamping die and manufacturing process Download PDFInfo
- Publication number
- CN107962112A CN107962112A CN201711096433.1A CN201711096433A CN107962112A CN 107962112 A CN107962112 A CN 107962112A CN 201711096433 A CN201711096433 A CN 201711096433A CN 107962112 A CN107962112 A CN 107962112A
- Authority
- CN
- China
- Prior art keywords
- stripper plate
- upper mold
- die holder
- mold seat
- lower template
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses a kind of metal stamping die and manufacturing process, including lower template, die holder and several limited posts are provided with the top of the lower template, the limited post is arranged at the both sides of the die holder, the bottom of the die holder is by locking nut one with being fixedly connected at the top of the lower template, the die holder is hollow structure, the die holder is internally provided with stripper plate one, several pull rods and positioning pin are provided between the bottom of the stripper plate one and the top of the lower template, rubber bar is arranged with the positioning pin, the top of the rubber bar is through the bottom of the stripper plate one and extends to the inside of the stripper plate one, upper mold seat is provided with the top of the die holder, the bottom of the upper mold seat is provided with stripper plate two.Beneficial effect：So that hardness and comprehensive performance greatly promote, loss is reduced, ensures that use for a long time is unlikely to deform, prolongs the service life.
Description
Technical field
The present invention relates to Stamping Die Technology field, it particularly relates to a kind of metal stamping die and manufacturing process.
Background technology
Metal stamping die is a kind of common mould, and Conventional process is by casting, forging, cutting from raw material
Processing and the special process, are process the die detail of detail of design requirement, then by design, the technical requirements of technological procedure, will
Die detail is assembled into the overall process of mould, these simple stamping dies of research and development, have very big use value, Neng Goujia
Fast production time while manufacture of low cost, but existing stamping die is in the course of work is carried out, because making for a long time
With being easily deformed, influence the precision of workpieces processing so that the part of processing can not use.
The problem of in correlation technique, not yet propose effective solution at present.
The content of the invention
The problem of in correlation technique, the present invention propose a kind of metal stamping die and manufacturing process, can effectively solve
Certainly much time using, is easily deformed, and influences the precision of workpieces processing, so as to cause the asking of can not using of part of processing
Topic.
The technical proposal of the invention is realized in this way：
According to an aspect of the present invention, there is provided a kind of metal stamping die and manufacturing process, including lower template, under described
Die holder and several limited posts are provided with the top of template, the limited post is arranged at the both sides of the die holder, under described
By locking nut one with being fixedly connected at the top of the lower template, the die holder is hollow structure, described for the bottom of die holder
Die holder is internally provided with stripper plate one, is provided between the bottom of the stripper plate one and the top of the lower template some
A pull rod and positioning pin, rubber bar are arranged with the positioning pin, the top of the rubber bar is through the stripper plate one
Bottom and the inside for extending to the stripper plate one, are provided with upper mold seat, the bottom of the upper mold seat at the top of the die holder
Stripper plate two is provided with, the top of the stripper plate two through the bottom of the upper mold seat and extends to the interior of the upper mold seat
Portion, cope plate is provided with the top of the upper mold seat, and the top of the upper mold seat passes through locking nut two and the cope plate
Bottom is fixedly connected, and location hole, the location hole and the positioning being arranged at the top of the lower template are provided with the cope plate
Column matches.
Further, counter sink, the locking screw are both provided with the top of the bottom of the lower template and the cope plate
Mother one and the interspersed inside for being arranged at the counter sink of the locking nut two.
Further, the top of the limited post is bonded with the bottom of the cope plate.
Further, the stripper plate two is connected by being arranged at the pin of the upper mold seat side and being fixed with the upper mold seat
Connect.
Further, the top of the pull rod through the bottom of the stripper plate one and extends to the interior of the stripper plate one
Portion, and the top of the pull rod is flexibly connected by the spacing ring with the stripper plate one.
Further, the outside of the lower template, the outside of the die holder, the top of the limited post, the upper mold
All seamed edges in the outside of seat and the outside of the cope plate are both provided with chamfering.
According to the other side of invention, there is provided a kind of manufacturing process of metal stamping die, for hardware stamping mould
The manufacture of tool, comprises the following steps：
Check supplied materials, determine supplied materials qualification；
Determine unified machining benchmark, carry out the preparation before processing；
Position roughing inessential to all parts or without technical requirements；
The die holder, the stripper plate one, the upper mold seat and the stripper plate two are finished on request；
The die holder, the stripper plate one, the upper mold seat and the stripper plate two processed is heat-treated；
Assembling, mold code, die trial；
Deliver mould.
Beneficial effects of the present invention：By the way that monoblock cast is converted into modularization so that manufacture cost is controlled, when making
Used time, is fixed on press machine working position by cope plate and lower template, lifts cope plate and is fixedly connected on cope plate bottom
Plate to be processed, the top of die holder, after putting well under the movement of press machine, stripper plate are placed on after certain altitude by upper mold seat
Two with the action of die holder, it is necessary to material go out, by one bottom of stripper plate set rubber bar stripper plate one is resetted,
The product gone out is ejected at the same time, while by heat treatment, the component progress heat treatment process to being subject to punching press collision for a long time,
So that hardness and comprehensive performance greatly promote, loss is reduced, ensures that use for a long time is unlikely to deform, prolongs the service life.
In addition, by being both provided with counter sink at the top of the bottom of lower template and cope plate, locking nut one and locking
The interspersed inside for being arranged at counter sink of nut two so that it is overall more beautiful, while while using, is more convenient；By spacing
The top of column is bonded with the bottom of cope plate so that rubber bar avoids the time from being squeezed, and deforms upon；By stripper plate two
It is fixedly connected by the pin for being arranged at upper mold seat side with upper mold seat, avoids loosening, influence precision；Pass through the top pull rod
Through the bottom of the stripper plate one and extend to the inside of the stripper plate one, and the top of the pull rod pass through it is described spacing
Ring is flexibly connected with the stripper plate one so that stripper plate one reaches defined position when resetting；By the outside of lower template, under
The outside of die holder, the top of limited post, all seamed edges in outside of the outside of upper mold seat and cope plate are both provided with chamfering, avoid
Sharp corner angle incised wound.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of metal stamping die according to embodiments of the present invention and the structure diagram of manufacturing process；
Fig. 2 is a kind of metal stamping die according to embodiments of the present invention and the cope plate side view of manufacturing process；
Fig. 3 is the lower die plate structure schematic diagram of a kind of metal stamping die according to embodiments of the present invention and manufacturing process；
Fig. 4 is a kind of metal stamping die according to embodiments of the present invention and the die holder side view of manufacturing process.
In figure：
1st, lower template；2nd, die holder；3rd, limited post；4th, locking nut one；5th, stripper plate one；6th, pull rod；7th, positioning pin；8、
Rubber bar；9th, upper mold seat；10th, stripper plate two；11st, cope plate；12nd, locking nut two；13rd, location hole；14th, positioning column；15th, sink
Head bore；16th, pin；17th, spacing ring.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's all other embodiments obtained, belong to what the present invention protected
Scope.
According to an embodiment of the invention, there is provided a kind of metal stamping die and manufacturing process.
As shown in Figs 1-4, a kind of metal stamping die according to embodiments of the present invention and manufacturing process, including lower template 1,
The top of the lower template 1 is provided with die holder 2 and several limited posts 3, and the limited post 3 is arranged at the die holder 2
Both sides, the bottom of the die holder 2 are fixedly connected by locking nut 1 with the top of the lower template 1, the die holder 2
For hollow structure, the die holder 2 is internally provided with stripper plate 1, the bottom of the stripper plate 1 and the lower template 1
Top between be provided with several pull rods 6 and positioning pin 7, rubber bar 8, the rubber bar 8 are arranged with the positioning pin 7
Top through the stripper plate 1 bottom and extend to the inside of the stripper plate 1, the top of the die holder 2 is set
It is equipped with upper mold seat 9, the bottom of the upper mold seat 9 is provided with stripper plate 2 10, and the top of the stripper plate 2 10 is on described
The bottom of die holder 9 and the inside for extending to the upper mold seat 9, the top of the upper mold seat 9 are provided with cope plate 11, the upper mold
The top of seat 9 is fixedly connected by locking nut 2 12 with the bottom of the cope plate 11, and it is fixed to be provided with the cope plate 11
Position hole 13, the location hole 13 are matched with being arranged at the positioning column 14 at the top of lower template 1.
In a real-time example, the bottom of the lower template 1 and the top of the cope plate 11 are both provided with counter sink 15,
The interspersed inside for being arranged at the counter sink 15 of the locking nut 1 and the locking nut 2 12.
In a real-time example, the top of the limited post 3 is bonded with the bottom of the cope plate 11.
In a real-time example, the stripper plate 2 10 by be arranged at the pin 16 of 9 side of upper mold seat with it is described
Upper mold seat 9 is fixedly connected.
In a real-time example, the top of the pull rod 6 through the bottom of the stripper plate 1 and extends to the de- material
The inside of plate 1, and the top of the pull rod 6 is flexibly connected by the spacing ring 17 with the stripper plate 1.
In a real-time example, it is characterised in that the outside of the lower template 1, the outside of the die holder 2, the limit
All seamed edges in the outside on the position top of column 3, the outside of the upper mold seat 9 and the cope plate 11 are both provided with chamfering.
According to an embodiment of the disclosure, the manufacturing process of metal stamping die is additionally provided, for metal stamping die
Manufacture, comprises the following steps：
Step S001, checks supplied materials, determines supplied materials qualification；
Step S003, determines unified machining benchmark, carries out the preparation before processing；
Step S005, position roughing inessential to all parts or without technical requirements；
Step S007, the die holder 2, the stripper plate 1, the upper mold seat 9 and the stripper plate 2 10 are pressed will
Refinement is processed；
Step S009, to the die holder 2, the stripper plate 1, the upper mold seat 9 and the stripper plate processed
2 10 are heat-treated；
Step S011, assembling, mold code, die trial；
Step S013, delivers mould.
By means of above-mentioned technical proposal, by the way that monoblock cast is converted into modularization so that manufacture cost is controlled, when
In use, cope plate 11 and lower template 1 are fixed on press machine working position, lift cope plate 11 and be fixedly connected on cope plate
Plate to be processed, the top of die holder 2 is placed on after certain altitude, in the fortune of press machine after putting well by the upper mold seat 9 of 11 bottoms
Under dynamic, stripper plate 2 10 with the action of die holder 2, it is necessary to material go out, pass through the rubber bar of one 5 bottom of stripper plate setting
8 reset stripper plate 1, while the product gone out is ejected, while by heat treatment, to the portion for being subject to punching press to collide for a long time
Part carries out heat treatment process so that and hardness and comprehensive performance greatly promote, and reduce loss, ensure that use for a long time is unlikely to deform,
Prolong the service life.
In addition, by the way that the bottom of lower template 1 and the top of cope plate 11 are both provided with counter sink 15, locking nut 1
With the interspersed inside for being arranged at counter sink 15 of locking nut 2 12 so that it is overall more beautiful, while while using, is more convenient；
By the way that the top of limited post 3 is bonded with the bottom of cope plate 11 so that rubber bar 8 avoids the time from being squeezed, and deforms upon；
By being fixedly connected with stripper plate 2 10 with upper mold seat 9 by being arranged at the pin 16 of 9 side of upper mold seat, avoid loosening, influence
Precision；By the way that the top of pull rod 6 through the bottom of the stripper plate 1 and is extended to the inside of the stripper plate 1, and institute
The top for stating pull rod 6 is flexibly connected by the spacing ring 17 with the stripper plate 1 so that stripper plate 1 reaches when resetting
Defined position；By the outside of lower template 1, the outside of die holder 2, the top of limited post 3, the outside of upper mold seat 9 and upper mold
All seamed edges in the outside of plate 11 are both provided with chamfering, avoid sharp corner angle from hurting.
In conclusion by means of the above-mentioned technical proposal of the present invention, by the way that monoblock cast is converted into modularization so that system
Cause originally to be controlled, when in use, cope plate 11 and lower template 1 are fixed on press machine working position, lifting cope plate 11
And the upper mold seat 9 of 11 bottom of cope plate is fixedly connected on, plate to be processed is placed on to the top of die holder 2 after certain altitude,
After putting well under the movement of press machine, stripper plate 2 10 with the action of die holder 2, it is necessary to material go out, pass through stripper plate
The rubber bar 8 that one 5 bottoms are set resets stripper plate 1, while the product gone out is ejected, while by heat treatment, to length
The component that time is subject to punching press to collide carries out heat treatment process so that hardness and comprehensive performance greatly promote, and reduce loss, ensure
Use for a long time is unlikely to deform, and is prolonged the service life.
In addition, by the way that the bottom of lower template 1 and the top of cope plate 11 are both provided with counter sink 15, locking nut 1
With the interspersed inside for being arranged at counter sink 15 of locking nut 2 12 so that it is overall more beautiful, while while using, is more convenient；
By the way that the top of limited post 3 is bonded with the bottom of cope plate 11 so that rubber bar 8 avoids the time from being squeezed, and deforms upon；
By being fixedly connected with stripper plate 2 10 with upper mold seat 9 by being arranged at the pin 16 of 9 side of upper mold seat, avoid loosening, influence
Precision；By the way that the top of pull rod 6 through the bottom of the stripper plate 1 and is extended to the inside of the stripper plate 1, and institute
The top for stating pull rod 6 is flexibly connected by the spacing ring 17 with the stripper plate 1 so that stripper plate 1 reaches when resetting
Defined position；By the outside of lower template 1, the outside of die holder 2, the top of limited post 3, the outside of upper mold seat 9 and upper mold
All seamed edges in the outside of plate 11 are both provided with chamfering, avoid sharp corner angle from hurting.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention god.
Claims (7)
1. a kind of metal stamping die, it is characterised in that including lower template (1), lower die is provided with the top of the lower template (1)
Seat (2) and several limited posts (3), the limited post (3) are arranged at the both sides of the die holder (2), the die holder (2)
Bottom at the top of the lower template (1) by locking nut one (4) with being fixedly connected, and the die holder (2) is hollow structure, institute
That states die holder (2) is internally provided with stripper plate one (5), the bottom of the stripper plate one (5) and the top of the lower template (1)
Between be provided with several pull rods (6) and positioning pin (7), be arranged with rubber bar (8), the rubber on the positioning pin (7)
The top of rod (8) is through the bottom of the stripper plate one (5) and extends to the inside of the stripper plate one (5), the die holder
(2) upper mold seat (9) is provided with the top of, the bottom of the upper mold seat (9) is provided with stripper plate two (10), the stripper plate two
(10) top is through the bottom of the upper mold seat (9) and extends to the inside of the upper mold seat (9), the upper mold seat (9)
Top is provided with cope plate (11), and the top of the upper mold seat (9) passes through locking nut two (12) and the cope plate (11)
Bottom is fixedly connected, and location hole (13) is provided with the cope plate (11), the location hole (13) is with being arranged at the lower die
Positioning column (14) matching at the top of plate (1).
2. a kind of metal stamping die according to claim 1, it is characterised in that the bottom of the lower template (1) and institute
State and counter sink (15) is both provided with the top of cope plate (11), the locking nut one (4) and the locking nut two (12) are equal
The interspersed inside for being arranged at the counter sink (15).
3. a kind of metal stamping die according to claim 1, it is characterised in that the top of the limited post (3) and institute
State the bottom fitting of cope plate (11).
4. a kind of metal stamping die according to claim 1, it is characterised in that the stripper plate two (10) passes through setting
Pin (16) in the upper mold seat (9) side is fixedly connected with the upper mold seat (9).
5. a kind of metal stamping die according to claim 1, it is characterised in that institute is run through at the top of the pull rod (6)
State the bottom of stripper plate one (5) and extend to the inside of the stripper plate one (5), and the top of the pull rod (6) pass through it is described
Spacing ring (17) is flexibly connected with the stripper plate one (5).
6. a kind of metal stamping die according to claim 1, it is characterised in that the outside of the lower template (1), described
The outside of die holder (2), the top of the limited post (3), the outside of the outside of the upper mold seat (9) and the cope plate (11)
All seamed edges be both provided with chamfering.
7. a kind of manufacturing process of metal stamping die, it is characterised in that for the manufacture of metal stamping die, including following step
Suddenly：
Check supplied materials, determine supplied materials qualification；
Determine unified machining benchmark, carry out the preparation before processing；
Position roughing inessential to all parts or without technical requirements；
To the die holder (2), the stripper plate one (5), the upper mold seat (9) and the stripper plate two (10) finishing on request
Work；
To the die holder (2), the stripper plate one (5), the upper mold seat (9) and the stripper plate two (10) that process into
Row heat treatment；
Assembling, mold code, die trial；
Deliver mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711096433.1A CN107962112A (en) | 2017-11-09 | 2017-11-09 | A kind of metal stamping die and manufacturing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711096433.1A CN107962112A (en) | 2017-11-09 | 2017-11-09 | A kind of metal stamping die and manufacturing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107962112A true CN107962112A (en) | 2018-04-27 |
Family
ID=62000842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711096433.1A Pending CN107962112A (en) | 2017-11-09 | 2017-11-09 | A kind of metal stamping die and manufacturing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107962112A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040013493A (en) * | 2002-08-07 | 2004-02-14 | 제일공업 주식회사 | A press with cutting machines |
| CN201172086Y (en) * | 2007-04-11 | 2008-12-31 | 天津市津荣天和机电有限公司 | Novel fine stamping die |
| CN103084488A (en) * | 2013-02-28 | 2013-05-08 | 无锡市振华轿车附件有限公司 | Two-way blank pressing drawing and coining integration die |
| CN104353737A (en) * | 2014-11-27 | 2015-02-18 | 柳州市飞歌汽车配件有限公司 | Stamping die of automobile back door lock reinforcing plate |
| CN104368697A (en) * | 2014-11-27 | 2015-02-25 | 柳州市飞歌汽车配件有限公司 | Reinforcing plate punching die |
| CN206104669U (en) * | 2016-06-30 | 2017-04-19 | 山东考普莱机械科技有限公司 | Stamping die |
| CN107030209A (en) * | 2017-05-12 | 2017-08-11 | 浙江工贸职业技术学院 | A kind of Production of Stamping Die technique |
-
2017
- 2017-11-09 CN CN201711096433.1A patent/CN107962112A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040013493A (en) * | 2002-08-07 | 2004-02-14 | 제일공업 주식회사 | A press with cutting machines |
| CN201172086Y (en) * | 2007-04-11 | 2008-12-31 | 天津市津荣天和机电有限公司 | Novel fine stamping die |
| CN103084488A (en) * | 2013-02-28 | 2013-05-08 | 无锡市振华轿车附件有限公司 | Two-way blank pressing drawing and coining integration die |
| CN104353737A (en) * | 2014-11-27 | 2015-02-18 | 柳州市飞歌汽车配件有限公司 | Stamping die of automobile back door lock reinforcing plate |
| CN104368697A (en) * | 2014-11-27 | 2015-02-25 | 柳州市飞歌汽车配件有限公司 | Reinforcing plate punching die |
| CN206104669U (en) * | 2016-06-30 | 2017-04-19 | 山东考普莱机械科技有限公司 | Stamping die |
| CN107030209A (en) * | 2017-05-12 | 2017-08-11 | 浙江工贸职业技术学院 | A kind of Production of Stamping Die technique |
Non-Patent Citations (1)
| Title |
|---|
| 郑可锽等: "《实用冲压模具设计手册》", 31 May 1990, 宇航出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108213295B (en) | Ozzle forging method and nuclear power main pump pump case profiling forging technology | |
| CN109746310A (en) | A kind of oblique impact square impact integration stamping die | |
| CN101961932A (en) | Light lattice sandwich plate and method for manufacturing same by mechanical drilling | |
| CN107182170B (en) | A kind of printed wiring board manufacture craft of the nut containing extruding | |
| CN206535937U (en) | Efficient box-like plate stamping mould | |
| CN106984766A (en) | The hex nut post processing technology of with groove | |
| CN203356506U (en) | Hexagon ultra-thick nut cold heading device | |
| CN103909154A (en) | High-limit stamping die | |
| CN107962112A (en) | A kind of metal stamping die and manufacturing process | |
| CN112756538A (en) | Near-net forming die and method for forging hinge beam of refined steel stone pressure equipment | |
| CN103447445A (en) | Cold forging finishing punch for inner cavities of finish-forge pieces of outer spherical cages | |
| CN106914578B (en) | A kind of forging multipart punch | |
| CN205629268U (en) | A titanium alloy word counter nut forming die | |
| CN203508901U (en) | Outer spherical cage precision forging piece inner cavity cold forging finishing punch | |
| CN210387410U (en) | Valve cover forging die | |
| CN208613499U (en) | A kind of stamping die of vapour mark screw mold | |
| CN205599842U (en) | Titanium alloy flange nut forming die | |
| CN204524133U (en) | Concave surface fine forge piece mould structure in the middle of automobile output shaft | |
| CN208288906U (en) | A kind of mold for cold forging flake ring | |
| CN206588291U (en) | A kind of EPB clamp forging equipment and its forging blank | |
| CN208288765U (en) | Waist-shaped hole stamping device | |
| CN107520389B (en) | Chamfering die and chamfering method | |
| CN111250931A (en) | Manufacturing method of aluminum alloy automobile hub | |
| CN205289613U (en) | Height combination bed die that shears with interchangeable function | |
| CN103978096A (en) | Rubber skin type discharging side punching die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180427 |