CN114012083A - General type intelligence casting machine - Google Patents
General type intelligence casting machine Download PDFInfo
- Publication number
- CN114012083A CN114012083A CN202111329060.4A CN202111329060A CN114012083A CN 114012083 A CN114012083 A CN 114012083A CN 202111329060 A CN202111329060 A CN 202111329060A CN 114012083 A CN114012083 A CN 114012083A
- Authority
- CN
- China
- Prior art keywords
- casting machine
- machine main
- main body
- intelligent
- opening
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/14—Closures
- B22D41/16—Closures stopper-rod type, i.e. a stopper-rod being positioned downwardly through the vessel and the metal therein, for selective registry with the pouring opening
- B22D41/20—Stopper-rod operating equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/50—Pouring-nozzles
- B22D41/56—Means for supporting, manipulating or changing a pouring-nozzle
Abstract
The invention discloses a universal intelligent casting machine which comprises a casting machine main body, wherein an intelligent plunger rod system is arranged in the casting machine main body, an opening and closing mechanism is installed at the top end of the casting machine main body, one end of the opening and closing mechanism is connected to the intelligent plunger rod system, the other end of the opening and closing mechanism is connected with a servo electric cylinder installed at the top of the casting machine main body, an electric cover opening mechanism is further installed at the top end of the casting machine main body, and an intelligent rail and a molten iron flowing rail which are transversely distributed are installed on the outer wall of the front end of the casting machine main body from top to bottom respectively. This general type intelligence casting machine can drive the mechanism that opens and shuts and rotate from top to bottom through opening servo electric jar, and the mechanism that opens and shuts can drive intelligent cock stem system and do vertical reciprocating motion this moment, can play the pouring of realizing intelligence following through setting up intelligent track and molten iron gravity flow track, also can reach the effect that the summit pouring was watered.
Description
Technical Field
The invention relates to the technical field of pouring suitable for the casting industry, in particular to a universal intelligent casting machine.
Background
The casting machine is used for completing casting and pouring in a workshop, the success rate of castings can be improved, the existing fan-shaped casting machine, the bottom pouring type casting machine and the inclined type casting machine are single in function, the quantitative pouring molten iron is unstable, or the fixed pouring is stable, but the intelligent following pouring cannot be realized, and a weighing system is easy to damage, so that the appearance of the universal type intelligent casting machine is a necessary trend for the development of the casting industry.
Disclosure of Invention
Technical problem to be solved
In order to solve the technical problems, the automatic water changing device has the advantages that the pouring ration is stable, the two modes of fixed pouring and follow pouring can be switched at will, the sand blank casting head does not overflow and lack, and molten iron does not splash, the lead screw can be driven to rotate after the discharging motor is started, the movable sleeve is driven to move up and down, the movable plate can be used for closing or opening the water port easy to change, the guide rod and the sleeve block are arranged to ensure the stability of the movement of the movable sleeve, the automatic water changing effect can be achieved by the mode, and the working efficiency of the device is improved.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: general type intelligence casting machine, including the casting machine main part, the inside intelligent gag lever post system that is provided with of casting machine main part, the mechanism that opens and shuts is installed on casting machine main part top, the mechanism one end that opens and shuts is connected in intelligent gag lever post system, the other end is connected with the servo electric jar of installing in casting machine main part top, horizontal distribution's intelligent track and molten iron are from flowing the track are installed respectively to casting machine main part front end outer wall top-down.
Preferably, the inside fixed mounting of casting machine main part has the scum to clear away the board, and the scum is clear away the board and can be used for clear away the scum, reaches better filter effect.
Preferably, the outer wall of the bottom end of the casting machine main body is provided with an easy-to-replace water gap, the easy-to-replace water gap is arranged corresponding to the casting machine main body, and waste water in the casting machine main body can be conveniently discharged through the easy-to-replace water gap.
Preferably, the electronic mechanism of uncapping is still installed on casting machine main part top, can drive the lid through the motor work in the electronic mechanism of uncapping and reciprocate to reach the effect of uncapping, this kind of mode is labour saving and time saving comparatively, has promoted the availability factor of equipment.
Preferably, the device further comprises an adjusting device for opening or closing the easy-changing water gap.
Preferably, adjusting device includes ejection of compact motor, lead screw, movable sleeve and fly leaf, ejection of compact motor fixed mounting is in casting machine main part lateral wall, lead screw one end is connected in ejection of compact motor output, other end threaded connection has the movable sleeve, the movable sleeve bottom is fixed with the fly leaf corresponding with the mouth of a river of easily trading, sets up adjusting device and can conveniently drive the fly leaf and reciprocate to the effect of mouth of a river is easily traded in the realization opening or closed.
Preferably, adjusting device still includes guide rod, nest block and limiting plate, the guide rod is fixed in casting machine main part outer wall, the nest block is fixed in the movable sleeve outer wall and cup joints in the guide rod outer wall, the nest block bottom mounting has the limiting plate, and the stability that the movable sleeve removed can be ensured in this kind of setting, can not take place to rock when guaranteeing the fly leaf and reciprocate and with the inside deviation that produces in the mouth of a river of easily trading.
Preferably, the fly leaf top is fixed with a arch, and this arch size matches each other with the easy mouth of a river inner wall size of changing, and protruding material can be rubber or wooden material, can have certain elastic action to the leakproofness of the easy mouth of a river of changing has been promoted.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. the universal casting machine is simple and convenient to debug in a short day in the same installation period, can be put into production on the same day of installation, can be intelligently cast along a molding line, can also be cast at a fixed point, and is clean and convenient when molten iron passes through the casting line, and the casting quantity is balanced and stable. When the ladle is continuously replaced, the casting capacity of 0.5 ton to 1.2 ton can be realized, and the casting speed is 500 boxes per hour. The host is free of maintenance, low in cost at a time and suitable for popularization.
2. This general type casting machine can drive the mechanism that opens and shuts and rotate from top to bottom through opening servo electric jar, the mechanism that opens and shuts this moment can drive intelligent cock stem system and do vertical reciprocating motion, can play through setting up intelligent track and molten iron free stream track and realize that intelligence is followed the pouring, also can reach the effect that the summit was poured and watered, electronic mechanism of uncapping can drive the roller bearing rotation through the motor work of uncapping, and can connect through the rope between roller bearing and the lid, thereby realize the effect of automatic uncapping, this kind of mode operation is more convenient, and use comparatively labour saving and time saving.
3. This general type casting machine can drive the lead screw rotatory after opening ejection of compact motor through setting up ejection of compact motor, lead screw, movable sleeve, fly leaf, guide bar, nest block and limiting plate, and then drives the movable sleeve and do and reciprocate, and the fly leaf can be used for the closed or open and easily trade the mouth of a river this moment, sets up the stability that guide bar and nest block can guarantee that the movable sleeve removes simultaneously, and this kind of mode can reach the effect of changing water automatically, has promoted the work efficiency of equipment.
Drawings
Fig. 1 is a schematic front view of a first embodiment of the present invention;
FIG. 2 is a schematic front view of a cross-sectional structure according to a first embodiment of the present invention;
FIG. 3 is a schematic top view of the first embodiment of the present invention;
fig. 4 is a schematic view of a connection structure of a ladle and a platform in the second embodiment of the present invention.
In the figure: 1. a casting machine body; 2. an intelligent stopper rod system; 3. a servo electric cylinder; 4. an opening and closing mechanism; 5. a molten iron gravity flow rail; 6. a slag removal plate; 7. an intelligent track; 8. an electric cover opening mechanism; 9. the water gap is easy to change; 911. a discharging motor; 912. a screw rod; 913. a movable sleeve; 914. a movable plate; 915. a guide rod; 916. sleeving blocks; 917. and a limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 3, the general-purpose intelligent casting machine includes a casting machine body 1, in which molten metal is poured into a hollow mold made of a high temperature resistant material and condensed to obtain a product of a desired shape, i.e., casting, which is classified into gravity casting and pressure casting according to a casting process of the molten metal. Gravity casting refers to a process of pouring molten metal into a casting mold under the action of earth gravity, and is also called casting, but the traditional casting equipment has single use function and cannot realize intelligent following casting or fixed casting.
As shown in fig. 1 and 2, casting machine main part 1 is inside to be provided with intelligent gag lever post system 2, casting machine main part 1 top is installed and is opened and shut mechanism 4, 4 one ends of mechanism that opens and shuts are connected in intelligent gag lever post system 2, the other end is connected with the servo electric jar 3 of installing in casting machine main part 1 top, servo electric jar 3 can drive mechanism 4 that opens and shuts and rotate from top to bottom, mechanism 4 that opens and shuts at this moment can drive intelligent gag lever post system 2 and do vertical reciprocating motion, casting machine main part 1 top still installs electronic mechanism 8 that uncaps, electronic mechanism 8 that uncaps can drive the roller bearing rotation through uncap motor work, and can connect through the rope between roller bearing and the lid, thereby realize the effect of automatic uncapping, this kind of mode operation is more convenient, and use comparatively labour saving and time saving. The intelligent track 7 and the molten iron gravity flow track 5 that transversely distributed are installed respectively to casting machine main part 1 front end outer wall top-down, can play through setting up intelligent track 7 and molten iron gravity flow track 5 and realize that intelligence is followed the pouring, also can reach the top pouring and water the effect. The inside fixed mounting of casting machine main part 1 has the scum to clear away board 6, and scum is clear away board 6 and can be used for clear away the scum, reaches better filter effect. Easy change mouth of a river 9 has been seted up to 1 bottom outer wall of casting machine main part, and easy change mouth of a river 9 sets up with casting machine main part 1 is corresponding, and the waste water discharge of casting machine main part 1 inside that can conveniently will through setting up easy change mouth of a river 9, above-mentioned device can realize surely watering and follow two kinds of modes of pouring and switch over at will, and sand embryo casting head is not excessive not scarce, and the effect that the molten iron does not splash has promoted the work efficiency of equipment.
First, the electric lid opening mechanism 7 is opened to pour molten iron. The pouring machine water gap 8 is automatically aligned to a pouring gate of a sand blank, the servo electric cylinder 2 starts to act at the moment, the opening and closing mechanism 3 moves to lift along with the movement, the intelligent stopper rod system 1 lifts, and the easy-to-replace water gap 8 is in an opening state. And injecting molten iron into the sand blank pouring gate under the action of gravity. When the sand blank is filled with molten iron, the opening and closing mechanism 3 is closed under the action of the servo electric cylinder 2. The easy-change gate 8 is in a closed state at this time. Completing an action flow.
And also comprises a regulating device for opening or closing the easy-change water gap 9.
Adjusting device includes ejection of compact motor 911, lead screw 912, movable sleeve 913, fly leaf 914, guide bar 915, pocket 916 and limiting plate 917, ejection of compact motor 911 fixed mounting is in casting machine main part 1 lateral wall, lead screw 912 one end is connected in ejection of compact motor 911 output, other end threaded connection has movable sleeve 913, movable sleeve 913 bottom mounting has with easily trade the corresponding fly leaf 914 in mouth of a river 9, can drive lead screw 912 rotatory through opening ejection of compact motor 911, and can drive movable sleeve 913 and fly leaf 914 under the extrusion of screw thread, thereby realize opening or the effect of closed easy mouth of a river 9 that trades. The guide rod 915 is fixed on the outer wall of the casting machine main body 1, the sleeve block 916 is fixed on the outer wall of the movable sleeve 913 and is sleeved on the outer wall of the guide rod 915, a limiting plate 917 is fixed at the bottom end of the sleeve block 916, and the limiting plate 917 can play a role in limiting the separation of the sleeve block 916 and the guide rod 915. This arrangement ensures the stability of the movement of the movable sleeve 913, and ensures that the movable plate 914 does not shake when moving up and down, thereby causing deviation from the interior of the easy-to-replace port 9. The top of the movable plate 914 is fixed with a protrusion, the size of the protrusion is matched with the size of the inner wall of the easy-to-replace water gap 9, the protrusion can be made of rubber or wood, and the elastic function is achieved, so that the sealing performance of the easy-to-replace water gap 9 is improved.
Example two
Referring to fig. 4, the specific structure is substantially the same as that of the above embodiment, except that the casting machine body 1 of the present embodiment can be fixed to the platform, so as to realize the production line type batch operation. And the fixed mounting mode can adopt the existing mounting modes such as bolts, screws, clamps or welding, and can be used for meeting the daily use requirements of people.
The working principle is as follows: during the use, can drive mechanism 4 that opens and shuts through opening servo electric jar 3 and rotate from top to bottom, mechanism 4 that opens and shuts this moment can drive intelligent stopper rod system 2 and do vertical reciprocating motion, can play realization intelligence through setting up intelligent track 7 and molten iron from flowing track 5 and follow the pouring, also can reach the effect that the summit was poured and watered, electronic mechanism 8 that uncaps can drive the roller bearing rotation through the motor work of uncapping, and can connect through the rope between roller bearing and the lid, thereby realize the effect of automatic uncapping, this kind of mode operation is more convenient, and use comparatively labour saving and time saving.
When needing to trade mouth of a river 9 closure easily, can drive the lead screw 912 rotation through opening ejection of compact motor 911 to drive movable sleeve 913 and fly leaf 914 rebound under the extrusion of screw, thereby drive protruding embedding trade mouth of a river 9 inside easily, realize easily trading the closed sealed of mouth of a river 9, the collets 916 can slide on the guide bar 915 outer wall simultaneously, and limiting plate 917 can play the effect that restriction collets 916 and guide bar 915 break away from.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. General type intelligence casting machine, including casting machine main part (1), its characterized in that: the casting machine is characterized in that an intelligent stopper rod system (2) is arranged inside the casting machine main body (1), and an opening and closing mechanism (4) is installed at the top end of the casting machine main body (1).
2. The universal intelligent casting machine according to claim 1, characterized in that: one end of the opening and closing mechanism (4) is connected to the intelligent stopper rod system (2), and the other end of the opening and closing mechanism is connected with a servo electric cylinder (3) arranged at the top of the casting machine main body (1).
3. The universal intelligent casting machine according to claim 1, characterized in that: the front end outer wall of the casting machine main body (1) is respectively provided with an intelligent track (7) and a molten iron gravity flow track (5) which are transversely distributed from top to bottom.
4. The universal intelligent casting machine according to claim 1, characterized in that: and an iron slag removing plate (6) is fixedly arranged in the casting machine main body (1).
5. The universal intelligent casting machine according to claim 1, characterized in that: the outer wall of the bottom end of the casting machine main body (1) is provided with an easy-to-replace water gap (9), and the easy-to-replace water gap (9) is arranged corresponding to the casting machine main body (1).
6. The universal intelligent casting machine according to claim 1, characterized in that: and an electric cover opening mechanism (8) is further installed at the top end of the casting machine main body (1).
7. The universal intelligent casting machine according to claim 5, characterized in that: and the device also comprises an adjusting device for opening or closing the easy-changing water gap (9).
8. The universal intelligent casting machine according to claim 7, characterized in that: adjusting device includes ejection of compact motor (911), lead screw (912), movable sleeve (913) and fly leaf (914), ejection of compact motor (911) fixed mounting is in casting machine main part (1) lateral wall, lead screw (912) one end is connected in ejection of compact motor (911) output, other end threaded connection has movable sleeve (913), movable sleeve (913) bottom mounting has with easily trade mouth of a river (9) corresponding fly leaf (914).
9. The universal intelligent casting machine according to claim 8, characterized in that: the adjusting device further comprises a guide rod (915), a sleeve block (916) and a limiting plate (917), the guide rod (915) is fixed on the outer wall of the casting machine main body (1), the sleeve block (916) is fixed on the outer wall of the movable sleeve (913) and sleeved on the outer wall of the guide rod (915), and a limiting plate (917) is fixed at the bottom end of the sleeve block (916).
10. The universal intelligent casting machine according to claim 9, characterized in that: a bulge is fixed on the top of the movable plate (914), and the size of the bulge is matched with the size of the inner wall of the easy-changing water gap (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111329060.4A CN114012083A (en) | 2021-11-10 | 2021-11-10 | General type intelligence casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111329060.4A CN114012083A (en) | 2021-11-10 | 2021-11-10 | General type intelligence casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114012083A true CN114012083A (en) | 2022-02-08 |
Family
ID=80063265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111329060.4A Pending CN114012083A (en) | 2021-11-10 | 2021-11-10 | General type intelligence casting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114012083A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB734153A (en) * | 1953-08-14 | 1955-07-27 | Republic Steel Corp | Improvements in or relating to ladle stopper control apparatus |
| US5879721A (en) * | 1996-08-28 | 1999-03-09 | Ebaa Iron, Inc. | Movable pouring basin |
| CN201147841Y (en) * | 2007-12-28 | 2008-11-12 | 亨特尔(天津)科技开发有限公司 | Synchronization mechanism of automatic casting machine |
| CN204413132U (en) * | 2014-12-26 | 2015-06-24 | 河北欧耐机械模具有限公司 | Bottom filling is insulated pouring machine not |
| CN204413125U (en) * | 2014-12-26 | 2015-06-24 | 河北欧耐机械模具有限公司 | Bottom filling insulated pouring machine |
| CN105081302A (en) * | 2015-07-20 | 2015-11-25 | 西北工业大学 | Bottom cork pulling type vacuum induction melting and casting control device |
| CN107052318A (en) * | 2017-06-28 | 2017-08-18 | 青岛云路先进材料技术有限公司 | Casting equipment and its rising pouring stove |
| CN212239161U (en) * | 2020-03-24 | 2020-12-29 | 付强 | Pouring equipment for machine-building |
| CN214023471U (en) * | 2020-12-26 | 2021-08-24 | 山东淄川特种耐火材料有限公司 | Tundish stopper structure for vacuum ingot casting |
| CN214023470U (en) * | 2020-12-26 | 2021-08-24 | 山东淄川特种耐火材料有限公司 | Integral stopper rod for pouring of tundish |
| CN214236262U (en) * | 2020-12-30 | 2021-09-21 | 常州巧捷铸造设备有限公司 | Automatic system is followed to automatic casting machine |
-
2021
- 2021-11-10 CN CN202111329060.4A patent/CN114012083A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB734153A (en) * | 1953-08-14 | 1955-07-27 | Republic Steel Corp | Improvements in or relating to ladle stopper control apparatus |
| US5879721A (en) * | 1996-08-28 | 1999-03-09 | Ebaa Iron, Inc. | Movable pouring basin |
| CN201147841Y (en) * | 2007-12-28 | 2008-11-12 | 亨特尔(天津)科技开发有限公司 | Synchronization mechanism of automatic casting machine |
| CN204413132U (en) * | 2014-12-26 | 2015-06-24 | 河北欧耐机械模具有限公司 | Bottom filling is insulated pouring machine not |
| CN204413125U (en) * | 2014-12-26 | 2015-06-24 | 河北欧耐机械模具有限公司 | Bottom filling insulated pouring machine |
| CN105081302A (en) * | 2015-07-20 | 2015-11-25 | 西北工业大学 | Bottom cork pulling type vacuum induction melting and casting control device |
| CN107052318A (en) * | 2017-06-28 | 2017-08-18 | 青岛云路先进材料技术有限公司 | Casting equipment and its rising pouring stove |
| CN212239161U (en) * | 2020-03-24 | 2020-12-29 | 付强 | Pouring equipment for machine-building |
| CN214023471U (en) * | 2020-12-26 | 2021-08-24 | 山东淄川特种耐火材料有限公司 | Tundish stopper structure for vacuum ingot casting |
| CN214023470U (en) * | 2020-12-26 | 2021-08-24 | 山东淄川特种耐火材料有限公司 | Integral stopper rod for pouring of tundish |
| CN214236262U (en) * | 2020-12-30 | 2021-09-21 | 常州巧捷铸造设备有限公司 | Automatic system is followed to automatic casting machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107803467A (en) | A kind of running gate system of large-scale valve casing class steel-casting | |
| CN109719262A (en) | A kind of spheroidization device and its working method | |
| CN206286052U (en) | A kind of epipastic mineral deironing apparatus | |
| CN114012083A (en) | General type intelligence casting machine | |
| CN205834216U (en) | A kind of filtering type depositing funnel | |
| CN206912184U (en) | A kind of environmental-protecting type casting mould and blank production line | |
| CN204413128U (en) | Bottom filling servo-hydraulic casting machine | |
| CN206159612U (en) | Arc valve of adjustable flow | |
| CN209612259U (en) | Extraction box | |
| CN203003086U (en) | Casting flow coating device | |
| CN103521710A (en) | Grain filling machine | |
| CN208495789U (en) | A kind of Molten Iron Transportation trolley | |
| CN208050927U (en) | A kind of molten iron rising pouring casting machine | |
| CN201539590U (en) | Vacuum die-casting stop valve | |
| CN209502901U (en) | A kind of spring foundry pouring vessles | |
| CN205599875U (en) | Psammitolite closing device | |
| CN210548065U (en) | Automatic upset of pouring is watered a packet mechanism | |
| CN209393948U (en) | A kind of full-automatic plus shot device for shell moulded casting | |
| LU504957B1 (en) | Leachate pond | |
| CN204981947U (en) | A add lime device for jetting desulfurization system | |
| CN213555719U (en) | A filter equipment for coating processing | |
| CN108746577B (en) | Device and method for preventing casting and spraying of steel | |
| CN220499493U (en) | Automatic recovery device for casting excess materials | |
| CN112338180B (en) | High efficiency anti-overflow molten iron casting auxiliary device | |
| CN217727116U (en) | Novel valve body pouring device for butterfly valve production |
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 |