CN112872957A - Edging device for aluminum alloy processing - Google Patents
Edging device for aluminum alloy processing Download PDFInfo
- Publication number
- CN112872957A CN112872957A CN202110343121.6A CN202110343121A CN112872957A CN 112872957 A CN112872957 A CN 112872957A CN 202110343121 A CN202110343121 A CN 202110343121A CN 112872957 A CN112872957 A CN 112872957A
- Authority
- CN
- China
- Prior art keywords
- aluminum alloy
- motor
- guide
- supporting
- fixed
- 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
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an edge grinding device for aluminum alloy processing, which comprises a supporting frame, a grinding motor, a fixing frame and a fixing box, wherein a supporting plate is arranged on the surface of the supporting frame, a supporting block is arranged on the surface of the supporting plate, the grinding motor is arranged on the surface of the supporting block, a grinding disc is arranged on an output shaft of the grinding motor, a motor box is arranged on the surface of the supporting plate on the right side of the supporting block, a rotating motor is arranged in the motor box, the output shaft of the rotating motor extends to the upper part of the motor box, the fixing frame is arranged on the surface of the output shaft of the rotating motor, supporting rods are arranged on the outer walls of two sides of the supporting frame, the fixing box is arranged on the surface of each supporting. This edging device for aluminum alloy processing can be under the prerequisite of not taking off aluminum alloy material, and the operation of polishing is carried out to the corner of aluminum alloy, improves the efficiency of polishing of aluminum alloy.
Description
Technical Field
The invention belongs to the technical field of aluminum alloy material processing, and particularly relates to an edge grinding device for aluminum alloy processing.
Background
Aluminum alloys are the most widely used class of non-ferrous structural materials in industry and have found a number of applications in the aerospace, automotive, mechanical manufacturing, marine and chemical industries. The rapid development of industrial economy has increased the demand for aluminum alloy welded structural members, and the research on the weldability of aluminum alloys is also deepened. Aluminum alloys are the most used alloys.
After the aluminum alloy is machined, burrs are usually generated on the surface, and at the moment, the corners need to be polished, so that a related edge grinding device is needed. When traditional this type of edging device for aluminum alloy material processing is using, when aluminum alloy material's one side accomplish the back of polishing, need the position of polishing of manual adjustment aluminum alloy, waste time and energy, influence the efficiency of polishing of aluminum alloy.
Disclosure of Invention
The invention aims to provide an edge grinding device for processing aluminum alloy, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an edging device for aluminum alloy processing, includes carriage, grinding motor, fixed frame and fixed case, the surface mounting of carriage has the backup pad, the surface of backup pad is equipped with the supporting shoe, the surface mounting of supporting shoe has grinding motor, grinding disc is installed to grinding motor's output shaft, the surface of the backup pad on supporting shoe right side is equipped with the motor case, the rotating electrical machines is installed to the motor incasement, rotating electrical machines's output shaft extends to the top of motor case, the surface mounting of rotating electrical machines's output shaft has fixed frame, the both sides outer wall of carriage is equipped with the bracing piece, and the surface of bracing piece is equipped with fixed case, the below of fixed case is equipped with the connecting plate, and the cylinder is installed to the bottom of connecting plate, the bottom of the actuating lever.
As mentioned above, the first driving motor is installed on the back plate of the supporting frame, the first guide screw is also rotatably connected in the supporting frame through a welded bearing, the first guide screw is fixedly connected with an output shaft of the first driving motor through a coupler, a first guide rod is connected to the outer thread of the first guide screw, and the first guide screw is fixedly connected with the supporting block.
As above, be equipped with the baffle in the carriage, driving motor II is installed to the right side inner wall of carriage, the left side outer wall of baffle also rotates through welded bearing and is connected with guide screw rod II, guide screw rod II also passes through shaft coupling and driving motor II's output shaft fixed connection, guide screw rod II's outer wall threaded connection has guide bar II, guide bar II and motor case fixed connection.
As mentioned above, install the electro-magnet in the fixed frame, the surface of fixed frame is equipped with the supporting pad.
As mentioned above, a third driving motor is installed in the fixed box, a third guide screw is also rotatably connected in the fixed box through a welded bearing, the third guide screw is also fixedly connected with an output shaft of the third driving motor through a coupler, a third guide rod is in threaded connection with the outer wall of the third guide screw, and the third guide rod is fixedly connected with the connecting plate.
As mentioned above, the surface of the support plate is provided with the first guide groove, and the first guide rod moves in the first guide groove on the surface of the support plate.
As described above, the surface of the support plate is provided with the second guide groove, and the second guide rod moves in the second guide groove on the surface of the support plate.
As mentioned above, the bottom of the fixed box is provided with the third guide groove, and the third guide rod moves in the third guide groove at the bottom of the fixed box.
The invention has the technical effects and advantages that: according to the edge grinding device for processing the aluminum alloy, the aluminum alloy is adsorbed on the surface of the fixing frame through the electromagnet, and the rotating motor drives the fixing frame to rotate, so that the position of the aluminum alloy can be automatically adjusted, and the grinding efficiency of the aluminum alloy is improved; the pressing plate is pressed on the surface of the aluminum alloy through the air cylinder, so that the position of the aluminum alloy is not deviated in the rotating process of the aluminum alloy, and the polishing precision is ensured; drive two lead screw through driving motor two and rotate to can adjust the position of fixed frame, and then can fix the aluminum alloy of different specifications, this edging device for aluminum alloy processing can be under the prerequisite of not taking off aluminum alloy material, polishes the operation to the corner of aluminum alloy, improves the efficiency of polishing of aluminum alloy.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the support frame of the present invention in the absence of a support plate;
FIG. 3 is a cross-sectional view of the motor casing of the present invention;
fig. 4 is a sectional view of the fixing box of the present invention.
In the figure: the grinding machine comprises a supporting frame 1, a supporting plate 2, a driving motor I3, a guiding screw I4, a guiding rod I5, a baffle plate 6, a driving motor II 7, a guiding screw II 8, a guiding rod II 9, a supporting block 10, a grinding motor 11, a grinding disc 12, a motor box 13, a rotating motor 14, a fixing frame 15, an electromagnet 16, a fixing box 17, a driving motor III 18, a guiding screw III 19, a guiding rod III 20, an air cylinder 21 and a pressing plate 22.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In order to comprehensively polish corners of aluminum alloy, as shown in fig. 1 and 2, four support legs are symmetrically fixed at the bottom of a support frame 1 through bolts, a support plate 2 is fixed on the surface of the support frame 1 through countersunk bolts, a driving motor I3 is fixed on a back plate of the support frame 1 through bolts, a guide screw I4 is also rotatably connected in the support frame 1 through a welded bearing, the guide screw I4 is fixedly connected with an output shaft of the driving motor I3 through a coupler, a guide rod I5 is connected to the outer part of the guide screw I4 through a thread, a support block 10 is placed on the surface of the support plate 2, a polishing motor 11 is fixed on the surface of the support block 10 through bolts, a polishing disc 12 is installed on the output shaft of the polishing motor 11, the guide screw I4 is fixedly connected with the support block 10 through bolts, and a guide groove I is formed on the surface of the support plate 2, the guide rod one 5 moves in the guide groove one on the surface of the support plate 2.
In order to fix aluminum alloys with different specifications and automatically adjust the positions of the aluminum alloys at the same time, and improve the polishing efficiency of the aluminum alloys, as shown in fig. 1 and 3, a baffle plate 6 is welded and fixed in a support frame 1, a driving motor II 7 is fixed on the inner wall of the right side of the support frame 1 through a bolt, a guide screw II 8 is also rotatably connected on the outer wall of the left side of the baffle plate 6 through a welded bearing, the guide screw II 8 is also fixedly connected with an output shaft of the driving motor II 7 through a coupler, a guide rod II 9 is connected on the outer wall of the guide screw II 8 through a thread, a motor box 13 is placed on the surface of a support plate 2 on the right side of a support block 10, a rotating motor 14 is fixed in the motor box 13 through a bolt, the output shaft of the rotating motor 14 extends to the upper side of the motor box 13, and a fixing frame 15 is welded and, two 9 guide bars pass through bolt fixed connection with motor case 13, there is electro-magnet 16 through the bolt fastening in fixed frame 15, the surface of fixed frame 15 is fixed with the supporting pad through the countersunk head bolt, guide way two has been seted up on the surface of backup pad 2, two 9 guide bars remove in two guide ways on backup pad 2 surfaces.
In order to avoid the movement of the position of the aluminum alloy and ensure the polishing precision of the aluminum alloy when the position of the aluminum alloy is adjusted, as shown in fig. 1 and 4, the outer walls of two sides of the supporting frame 1 are welded and fixed with supporting rods, the surface of each supporting rod is fixed with a fixing box 17 through bolts, a driving motor III 18 is fixed in the fixing box 17 through bolts, a guide screw III 19 is also rotatably connected in the fixing box 17 through a welded bearing, the guide screw III 19 is also fixedly connected with an output shaft of the driving motor III 18 through a coupler, the outer wall of the guide screw III 19 is in threaded connection with a guide rod III 20, a connecting plate is arranged below the fixing box 17, the guide rod III 20 is welded and fixed with the connecting plate, the bottom of the connecting plate is fixed with an air cylinder 21 through bolts, and the bottom of a driving rod of the air cylinder 21 is rotatably connected with, the bottom of the fixed box 17 is provided with a third guide groove, and the third guide rod 20 moves in the third guide groove at the bottom of the fixed box 17.
The working principle of the edge grinding device for processing the aluminum alloy is that when the edge grinding device is used, the aluminum alloy to be subjected to edge grinding is placed on the surface of a supporting pad, an electromagnet 16 is started to adsorb the aluminum alloy on the surface of the supporting pad, an air cylinder 21 is started, the air cylinder 21 drives a pressing plate 22 to descend, the pressing plate 22 is pressed on the surface of the aluminum alloy, a driving motor II 7 and a driving motor III 18 are started simultaneously, the driving motor II 7 drives a guide screw II 8 to rotate, the guide screw II 8 drives a fixing frame 15 to move through a guide rod II 9, the driving motor III 18 drives a guide screw III 19 to rotate, the guide screw III 19 drives the air cylinder 21 to move through a guide rod III 20, the aluminum alloy is attached to a grinding disc 12, the grinding motor 11 and a driving motor I3 are started, the grinding disc 12 is driven to rotate by the grinding motor 11, meanwhile, the driving motor I3 drives a guide screw I4 to rotate in a forward and backward circulation, thereby carry out comprehensive polishing to the aluminum alloy, after polishing completion on one side of aluminum alloy, restart driving motor two 7 and driving motor three 18, make the aluminum alloy on supporting pad surface keep away from the mill 12, restart rotating electrical machines 14, rotating electrical machines 14 drives fixed frame 15 and rotates, rotate the aluminum alloy to suitable angle, rethread driving motor two 7 and driving motor three 18's rotation, move the aluminum alloy to the position with the contact of mill 12, carry out the edging operation to the aluminum alloy, so relapse, until the aluminum alloy edging operation is accomplished.
Claims (8)
1. The utility model provides an edging device is used in aluminum alloy processing, includes carriage (1), grinding motor (11), fixed frame (15) and fixed case (17), its characterized in that: a supporting plate (2) is arranged on the surface of the supporting frame (1), a supporting block (10) is arranged on the surface of the supporting plate (2), a grinding motor (11) is arranged on the surface of the supporting block (10), a grinding disc (12) is arranged on an output shaft of the grinding motor (11), a motor box (13) is arranged on the surface of the supporting plate (2) on the right side of the supporting block (10), a rotating motor (14) is arranged in the motor box (13), an output shaft of the rotating motor (14) extends to the upper part of the motor box (13), a fixed frame (15) is arranged on the surface of the output shaft of the rotating motor (14), the outer walls of the two sides of the supporting frame (1) are provided with supporting rods, the surfaces of the supporting rods are provided with fixed boxes (17), a connecting plate is arranged below the fixed box (17), the bottom of the connecting plate is provided with a cylinder (21), the bottom of the driving rod of the air cylinder (21) is rotatably connected with a pressing plate (22) through a bearing.
2. The edging device for filter cartridge metalworking according to claim 1, characterized in that: the supporting frame is characterized in that a first driving motor (3) is installed on the back plate of the supporting frame (1), a first guide screw (4) is also rotatably connected into the supporting frame (1) through a welded bearing, the first guide screw (4) is fixedly connected with an output shaft of the first driving motor (3) through a coupler, a first guide rod (5) is connected to the outer portion of the first guide screw (4) in a threaded mode, and the first guide screw (4) is fixedly connected with the supporting block (10).
3. The edging device for aluminum alloy processing according to claim 1, characterized in that: be equipped with baffle (6) in carriage (1), driving motor two (7) are installed to the right side inner wall of carriage (1), the left side outer wall of baffle (6) also rotates through the welded bearing and is connected with guide screw two (8), guide screw two (8) also are through the output shaft fixed connection of shaft coupling and driving motor two (7), the outer wall threaded connection of guide screw two (8) has guide bar two (9), guide bar two (9) and motor case (3) fixed connection.
4. The edging device for aluminum alloy processing according to claim 1, characterized in that: an electromagnet (16) is installed in the fixed frame (15), and a supporting pad is arranged on the surface of the fixed frame (15).
5. The edging device for aluminum alloy processing according to claim 1, characterized in that: install driving motor three (18) in fixed case (17), also be connected with lead screw three (19) through the welded bearing rotation in fixed case (17), the output shaft fixed connection of lead screw three (19) also through shaft coupling and driving motor three (18), the outer wall threaded connection of lead screw three (19) has guide bar three (20), guide bar three (20) and connecting plate fixed connection.
6. The edging device for aluminum alloy processing according to claim 2, characterized in that: a first guide groove is formed in the surface of the support plate (2), and the first guide rod (5) moves in the first guide groove in the surface of the support plate (2).
7. The edging device for aluminum alloy processing according to claim 1, characterized in that: and a second guide groove is formed in the surface of the support plate (2), and the second guide rod (9) moves in the second guide groove in the surface of the support plate (2).
8. The edging device for aluminum alloy processing according to claim 5, characterized in that: and a third guide groove is formed in the bottom of the fixed box (17), and the third guide rod (20) moves in the third guide groove in the bottom of the fixed box (17).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110343121.6A CN112872957A (en) | 2021-03-30 | 2021-03-30 | Edging device for aluminum alloy processing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110343121.6A CN112872957A (en) | 2021-03-30 | 2021-03-30 | Edging device for aluminum alloy processing |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112872957A true CN112872957A (en) | 2021-06-01 |
Family
ID=76040322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110343121.6A Pending CN112872957A (en) | 2021-03-30 | 2021-03-30 | Edging device for aluminum alloy processing |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112872957A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113560981A (en) * | 2021-09-24 | 2021-10-29 | 江苏满锐精密工具有限公司 | Cast metal grinding process and device |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN208992376U (en) * | 2018-11-27 | 2019-06-18 | 江西欧特光学有限公司 | A kind of multi-faceted grinding device of optical mirror slip |
CN210524667U (en) * | 2019-10-10 | 2020-05-15 | 福建金锐达金属包装有限公司 | Deburring device is used in tinplate cover production |
CN211193229U (en) * | 2019-10-24 | 2020-08-07 | 温州贝吉旺徽章有限公司 | Aluminum alloy handicraft preparation edging device |
CN211414627U (en) * | 2019-10-11 | 2020-09-04 | 河北科成电路板有限公司 | Grinding device of aluminum substrate edge grinding machine with high heat conduction patches |
CN111660153A (en) * | 2020-06-15 | 2020-09-15 | 田魏华 | Metal decking grinding device for machining |
JP6802431B1 (en) * | 2019-11-14 | 2020-12-16 | 威海市酷尚箱包有限公司 | Automatic manufacturing equipment for electronic stamping parts |
CN112318259A (en) * | 2020-11-03 | 2021-02-05 | 深圳利朋技术研发有限公司 | Polishing device for mold production and polishing method thereof |
CN212496968U (en) * | 2020-06-04 | 2021-02-09 | 江苏高聚识别技术有限公司 | Glass plate installation auxiliary device assembled by identity recognition equipment |
CN212794299U (en) * | 2020-05-20 | 2021-03-26 | 滨州灿东模具技术有限公司 | Kaba wheel hub mills burr device |
-
2021
- 2021-03-30 CN CN202110343121.6A patent/CN112872957A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN208992376U (en) * | 2018-11-27 | 2019-06-18 | 江西欧特光学有限公司 | A kind of multi-faceted grinding device of optical mirror slip |
CN210524667U (en) * | 2019-10-10 | 2020-05-15 | 福建金锐达金属包装有限公司 | Deburring device is used in tinplate cover production |
CN211414627U (en) * | 2019-10-11 | 2020-09-04 | 河北科成电路板有限公司 | Grinding device of aluminum substrate edge grinding machine with high heat conduction patches |
CN211193229U (en) * | 2019-10-24 | 2020-08-07 | 温州贝吉旺徽章有限公司 | Aluminum alloy handicraft preparation edging device |
JP6802431B1 (en) * | 2019-11-14 | 2020-12-16 | 威海市酷尚箱包有限公司 | Automatic manufacturing equipment for electronic stamping parts |
CN212794299U (en) * | 2020-05-20 | 2021-03-26 | 滨州灿东模具技术有限公司 | Kaba wheel hub mills burr device |
CN212496968U (en) * | 2020-06-04 | 2021-02-09 | 江苏高聚识别技术有限公司 | Glass plate installation auxiliary device assembled by identity recognition equipment |
CN111660153A (en) * | 2020-06-15 | 2020-09-15 | 田魏华 | Metal decking grinding device for machining |
CN112318259A (en) * | 2020-11-03 | 2021-02-05 | 深圳利朋技术研发有限公司 | Polishing device for mold production and polishing method thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113560981A (en) * | 2021-09-24 | 2021-10-29 | 江苏满锐精密工具有限公司 | Cast metal grinding process and device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203804730U (en) | Planar milling and grinding machine | |
CN112872957A (en) | Edging device for aluminum alloy processing | |
CN101804477A (en) | Automatic plate milling machine | |
CN211029441U (en) | Automatic deflection polishing mechanism for pipe welding seam | |
CN106926023A (en) | A kind of new milling machine processing jig | |
CN209811899U (en) | Special efficient cylindrical grinding machine | |
CN205816826U (en) | A kind of vertical rail numerically controlled lathe | |
CN202037222U (en) | Spinning device of metal sheet materials | |
JP3163545U (en) | Vertical lathe | |
CN207138565U (en) | A kind of servo digital control bender for bus-bar | |
CN216138491U (en) | Metal processing process device | |
CN218425962U (en) | Be used for aluminum alloy finish machining to tailor device | |
CN213004291U (en) | Chamfering device for producing pavement prestressed material | |
CN220128502U (en) | Automatic clamp for cylindrical grinding machine | |
CN219486170U (en) | Double-channel vertical milling and polishing compound machine | |
CN219188628U (en) | A high efficiency lathe for processing brake disc | |
CN220922001U (en) | Chamfering machine for machining metal standard parts | |
CN212600899U (en) | Grinding machine | |
CN215432907U (en) | Corner polishing device for metal plate inner cavity of box body | |
CN216097034U (en) | A unloader for sheet metal component processing | |
CN220128119U (en) | Single-side milling machine special for groove | |
CN212665589U (en) | Heat dissipation device for numerical control vertical machining center | |
CN213438336U (en) | Clamping device of hydraulic lathe | |
CN217254447U (en) | Vertical and horizontal machining center universal module | |
CN216227350U (en) | Machine tool for repairing brake disc |
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 |