CN113600788A - Die-casting mechanical demolding and separating equipment for manufacturing precise structural part and implementation method - Google Patents
Die-casting mechanical demolding and separating equipment for manufacturing precise structural part and implementation method Download PDFInfo
- Publication number
- CN113600788A CN113600788A CN202110793287.8A CN202110793287A CN113600788A CN 113600788 A CN113600788 A CN 113600788A CN 202110793287 A CN202110793287 A CN 202110793287A CN 113600788 A CN113600788 A CN 113600788A
- Authority
- CN
- China
- Prior art keywords
- die
- casting
- telescopic column
- drives
- hydraulic telescopic
- 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.)
- Granted
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
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/02—Pressure casting making use of mechanical pressure devices, e.g. cast-forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/04—Handling or stripping castings or ingots
- B22D29/06—Strippers actuated by fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D31/00—Cutting-off surplus material, e.g. gates; Cleaning and working on castings
- B22D31/002—Cleaning, working on castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D35/00—Equipment for conveying molten metal into beds or moulds
- B22D35/04—Equipment for conveying molten metal into beds or moulds into moulds, e.g. base plates, runners
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention discloses a die-casting mechanical demoulding separation device for manufacturing a precise structural member and an implementation method thereof, wherein the die-casting mechanical demoulding separation device comprises a lower component and an upper component, the lower component comprises a die-casting main shell, a touch screen, a die-casting workbench, a pressure chamber, a heating slot, a heating rod, a material receiving hopper, a PLC (programmable logic controller), a supporting vertical plate, a separating plate, a supporting transverse plate, a first hydraulic pump, a first hydraulic telescopic column and a die-casting demoulding top block, the side surface of the second hydraulic pump is connected with one end of the second hydraulic telescopic column, the other end of the second hydraulic telescopic column is provided with a connecting plate, the side edge of a demoulding shovel is provided with a demoulding knife corresponding to the position of the pressure chamber, the inside of the demoulding shovel is provided with a limiting block corresponding to the position of the demoulding knife, and the inside of the heating slot is provided with the heating rod. The die-casting mechanical demoulding separation equipment for manufacturing the precise structural part and the implementation method thereof have the advantages of automatic demoulding, convenient demoulding, high product quality, production efficiency improvement and automatic feeding operation.
Description
Technical Field
The invention relates to the technical field of die casting, in particular to a die-casting mechanical demoulding separation device for manufacturing a precise structural member and an implementation method.
Background
The die casting machine is a machine for pressure casting, and comprises a hot pressure chamber and a cold pressure chamber, the hot pressure chamber and the cold pressure chamber are divided into a straight type and a horizontal type, the die casting machine injects molten metal into a die to be cooled and formed under the action of pressure, and a solid metal casting can be obtained after the die is opened and is initially used for die casting of type.
The present invention relates to a mould, various moulds and tools for obtaining required products by using injection moulding, blow moulding, extrusion, die-casting or forging forming, smelting and stamping methods in industrial production.
The existing die casting machine adopts manual demoulding or hydraulic cylinder demoulding, at present, many demoulding devices in the prior art generally use the ejector pin ejecting out the fashioned work piece, the demoulding is comparatively convenient and simple, but the foundry goods has cooled down when demoulding in many current demoulding subassemblies, this just makes the foundry goods cut very hard after the demoulding, this just needs personnel to heat it again, waste time and energy, greatly reduced production efficiency, and cut it and make the foundry goods produce deckle edge or fracture easily after cooling, the quality of product has been reduced, produce the wastrel.
Disclosure of Invention
The invention aims to provide a die-casting mechanical demoulding separation device for manufacturing a precise structural member and an implementation method thereof, wherein a device controls a first hydraulic pump to start through a PLC controller, the first hydraulic pump drives a first hydraulic telescopic column to extend upwards, the first hydraulic telescopic column drives a die-casting demoulding ejector block to move upwards, so that a die-cast material is pushed out from the inside of a pressure chamber, demoulding operation is completed, and the device is convenient and rapid to carry out automatic demoulding, the device is heated corresponding to the die-cast material through a heating rod, so that a demoulding knife can not generate burrs when cutting the material, the material cannot deform, the quality of a product is improved, defective products are reduced, a limiting block in a demoulding shovel can enable the material to directly enter the inside of a receiving hopper to be placed according to the guiding of the limiting block when demoulding, the material cannot drop everywhere, and the separation operation is completed, production efficiency is greatly improved, and the device enables the material containing box to complete the operation of containing and feeding by controlling each hydraulic pump to start each telescopic column through the PLC controller, so that the operation of automatic feeding is completed, and the problem provided in the background technology is solved.
In order to achieve the purpose, the invention provides the following technical scheme: a die-casting mechanical demoulding separation device for manufacturing a precise structural part comprises a lower component, a die-casting main shell, a touch screen, a die-casting workbench, a pressure chamber, a heating slot hole, a heating rod, a receiving hopper, a PLC (programmable logic controller), a supporting vertical plate, a separating plate, a supporting transverse plate, a first hydraulic pump, a first hydraulic telescopic column and a die-casting demoulding top block, wherein an upper component comprises a storage box, a separating cover, a feeding opening, a limiting groove, a first rotating shaft, a rolling plate, a first driving motor, a second hydraulic pump, a second hydraulic telescopic column, a connecting plate, a demoulding shovel, a demoulding knife, a limiting block, a second rotating shaft, a fixing block, a third hydraulic pump, a third hydraulic telescopic column, a first fixing plate, a fourth hydraulic pump, a fourth hydraulic telescopic column, a second fixing plate, a connecting column, a third driving motor, a material containing box and a third fixing plate, wherein the touch screen is arranged on the side surface of the die-casting main shell, a die-casting workbench is arranged at the top of the die-casting main shell, a pressure chamber is symmetrically arranged inside the die-casting workbench, a heating slot hole is arranged at the top end inside the pressure chamber, a heating rod is arranged inside the heating slot hole, supporting vertical plates are symmetrically arranged at two side edges of the bottom of the die-casting workbench, a partition plate is arranged in the middle of the bottom of the die-casting workbench, a supporting transverse plate is arranged at the right side of the partition plate, a first hydraulic pump is symmetrically arranged at the top of the supporting transverse plate corresponding to the position of the pressure chamber, a PLC controller is arranged at the left side of the supporting transverse plate corresponding to a touch screen, a storage box is arranged at the top of the die-casting workbench, a partition cover is arranged beside the storage box, a second hydraulic pump is symmetrically arranged inside the partition cover corresponding to the position of the pressure chamber, the side surface of the second hydraulic pump is connected with one end of a second hydraulic telescopic column, a connecting plate is arranged at the other end of the second hydraulic telescopic column, and the side surface of the connecting plate is connected with a demoulding shovel, the side of drawing of patterns shovel corresponds the position of pressing the room and is provided with the drawing of patterns sword, and the inside of drawing of patterns shovel corresponds the position of drawing of patterns sword and is provided with the stopper, and the side of separating the cover is provided with first driving motor, and the inside top of separating the cover is provided with second driving motor, and the top of separating the cover corresponds the position of second driving motor and is provided with the second pivot.
Preferably, the top of second pivot is provided with the fixed block, the side of fixed block is provided with the third hydraulic pump, the another side of fixed block is provided with the flexible post of third hydraulic pressure corresponding to the position of third hydraulic pump, the one end of the flexible post of third hydraulic pressure is provided with first fixed plate, the top of first fixed plate is provided with the fourth hydraulic pump, the position that the bottom of first fixed plate corresponds the fourth hydraulic pump is provided with the flexible post of fourth hydraulic pressure, the bottom of the flexible post of fourth hydraulic pressure is provided with the second fixed plate, the bottom of second fixed plate is provided with the spliced pole, the side of spliced pole is provided with third driving motor.
Preferably, the PLC controller is electrically connected with the touch screen, the heating rod, the first hydraulic pump, the first driving motor, the second hydraulic pump, the third hydraulic pump, the fourth hydraulic pump and the third driving motor.
Preferably, the top of first hydraulic pump is provided with first hydraulic stretching post, and the inside in the room that presses is gone into to the top card of first hydraulic stretching post, and the top of first hydraulic stretching post is provided with die-casting drawing of patterns kicking block, and the external diameter size of die-casting drawing of patterns kicking block is less than the internal diameter size in room that presses, and the inside in the room is arranged in to die-casting drawing of patterns kicking block.
Preferably, the side surface of the die-casting workbench is provided with a material receiving hopper corresponding to the positions of the pressure chamber and the demolding shovel, and the material receiving hopper is welded on the side surface of the die-casting workbench.
Preferably, a feeding opening is formed in the top of the separation cover corresponding to the pressure chamber, limiting grooves are symmetrically formed in two sides of the feeding opening, and a first rotating shaft is arranged in the separation cover corresponding to the first driving motor.
Preferably, a rolling plate is sleeved on the first rotating shaft, one end of the first rotating shaft penetrates through the separation cover to be connected with the first driving motor, and one end of the rolling plate is clamped into the limiting groove.
Preferably, the other end of the third hydraulic telescopic column penetrates through the fixing block to be connected with a third hydraulic pump, and the top end of the fourth hydraulic telescopic column penetrates through the first fixing plate to be connected with a fourth hydraulic pump.
Preferably, the bottom end of the connecting column is provided with a material containing box corresponding to the pressure chamber and the material storage box, the side surface of the material containing box is provided with a third fixing plate corresponding to the connecting column, and the bottom end of the connecting column is welded to the top of the third fixing plate.
The invention provides an implementation method of a die-casting mechanical demoulding separation device for manufacturing a precise structural part, which comprises the following steps:
s1: before the device is used, firstly, a person needs to pour materials into the storage box for placement, then the device is operated on a touch screen, a PLC controller is programmed through the touch screen, after the programming is completed, the PLC controller controls a second driving motor to start, the second driving motor drives a second rotating shaft to rotate, the second rotating shaft drives a fixed block to rotate, the fixed block drives a third hydraulic telescopic column to move towards the storage box, the third hydraulic telescopic column drives a first fixed plate to move towards the storage box, the first fixed plate drives a fourth hydraulic telescopic column, a second fixed plate, a connecting column, a third driving motor and a material containing box to move towards the storage box until the material containing box is arranged above the storage box, then the PLC controller controls a fourth hydraulic pump to start, the fourth hydraulic pump drives the fourth hydraulic telescopic column to stretch downwards, the fourth hydraulic telescopic column drives the second fixed plate to move downwards, the connecting column drives the material containing box to enter the material storage box, so that materials flow into the material containing box, and the PLC controls the fourth hydraulic pump to drive the fourth hydraulic telescopic column to contract until the material containing box returns to the initial position after the materials are loaded;
s2: the PLC controller controls the second driving motor to start, the second driving motor drives the second rotating shaft to rotate, the second rotating shaft drives the fixed block to rotate, the fixed block drives the third hydraulic telescopic column to move towards the material storage box until the material containing box is positioned above the pressure chamber, the PLC controller controls the first driving motor to start, the first driving motor drives the first rotating shaft to rotate, the first rotating shaft drives the rolling plate to rotate, so that the rolling plate is rolled until the rolling plate clamped in the limiting groove is rolled onto the first rotating shaft, then the PLC controller controls the fourth hydraulic pump to drive the fourth hydraulic telescopic column to stretch downwards, the fourth hydraulic telescopic column drives the second fixed plate to move downwards, the second fixed plate drives the connecting column to move downwards, the connecting column drives the material containing box to be arranged at the top of the pressure chamber, the PLC controller controls the third driving motor to start, and the third driving motor drives the connecting column to move transversely, the connecting column drives the material containing box to incline, so that the material in the material containing box flows into the pressure chamber, after the material is fed, the PLC controller controls the fourth hydraulic pump to drive the fourth hydraulic telescopic column to contract until the material containing box returns to the initial position, then the PLC controller controls the first driving motor to drive the first rotating shaft to rotate, and the first rotating shaft drives the rolling plate to rotate, so that the rolling plate clamped in the limiting groove covers the feeding opening;
s3: the material is die-cast by clamping an external die-casting movable die into a pressure chamber, a PLC controller controls a first hydraulic pump to start after die-casting is finished, the first hydraulic pump drives a first hydraulic telescopic column to extend upwards, the first hydraulic telescopic column drives a die-casting demoulding top block to move upwards, the die-casting demoulding top block drives the die-cast material to demould from the inside of the pressure chamber, meanwhile, the PLC controller controls a heating rod to start, the die-cast material is heated by the heating rod, the PLC controller controls a second hydraulic pump to start when the die-cast material is pushed to the top of a die-casting workbench by the die-casting demoulding top block, the second hydraulic pump drives a second hydraulic telescopic column to extend to the left side, the second hydraulic telescopic column drives a demoulding shovel to move to the left side, the demoulding shovel cuts the die-cast material by a demoulding knife, and the demoulding shovel pushes the die-cast material to a material receiving hopper after cutting is finished, the material after the die-casting is finished is rolled to the inside of the receiving hopper through the limiting block to be placed.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a die-casting mechanical demoulding separation device for manufacturing a precise structural member and an implementation method thereof.
2. The invention provides a die-casting mechanical demoulding separation device for manufacturing a precise structural member and an implementation method thereof.
3. The invention provides a die-casting mechanical demoulding separation device for manufacturing a precise structural part and an implementation method thereof.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of the internal structure of the die-cast main housing of the present invention;
FIG. 3 is a perspective cross-sectional view of the internal structure of a plenum of the present invention;
FIG. 4 is a perspective view of a portion of the present invention;
FIG. 5 is a perspective view of the structure of the stripper shovel of the present invention;
FIG. 6 is a perspective view of the internal structure of the stripper shovel of the present invention;
FIG. 7 is a perspective view of the loading structure of the present invention;
FIG. 8 is a perspective view of the structure of the separating cover of the present invention;
fig. 9 is a perspective sectional view of the internal structure of the separation cover of the present invention.
In the figure: 1. a lower assembly; 11. die-casting the main shell; 111. a touch screen; 12. a die casting workbench; 121. a pressure chamber; 122. heating the slot hole; 123. a heating rod; 124. a receiving hopper; 125. a PLC controller; 13. a support vertical plate; 131. a partition plate; 132. supporting the transverse plate; 14. a first hydraulic pump; 141. a first hydraulic telescopic column; 142. die-casting and demolding the ejector block; 2. an upper assembly; 21. a material storage box; 22. a separation cover; 221. a feeding opening; 222. a limiting groove; 223. a first rotating shaft; 224. rolling; 225. a first drive motor; 226. a second drive motor; 23. a second hydraulic pump; 231. a second hydraulic telescopic column; 232. a connecting plate; 233. demolding and shoveling; 234. a demoulding knife; 235. a limiting block; 24. a second rotating shaft; 241. a fixed block; 242. a third hydraulic pump; 243. a third hydraulic telescopic column; 244. a first fixing plate; 245. a fourth hydraulic pump; 246. a fourth hydraulic telescopic column; 247. a second fixing plate; 248. connecting columns; 249. a third drive motor; 25. a material containing box; 251. and a third fixing 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.
Referring to fig. 1-9, a die-casting mechanical demolding separation device for manufacturing a precise structural member includes a lower component 1 and an upper component 2, where the lower component 1 is composed of a die-casting main housing 11, a touch panel 111, a die-casting worktable 12, a pressure chamber 121, a heating cavity 122, a heating rod 123, a receiving hopper 124, a PLC controller 125, a supporting vertical plate 13, a partition plate 131, a supporting horizontal plate 132, a first hydraulic pump 14, a first hydraulic telescopic column 141, and a die-casting demolding top block 142, and the upper component 2 is composed of a storage tank 21, a partition cover 22, a feeding opening 221, a limiting groove 222, a first rotating shaft 223, a rolling plate 224, a first driving motor 225, a second driving motor 226, a second hydraulic pump 23, a second hydraulic telescopic column 231, a connecting plate 232, a demolding shovel 233, a demolding knife 234, a limiting block 235, a second rotating shaft 24, a fixing block 241, a third hydraulic pump 242, a third hydraulic telescopic column 243, a first fixing plate 244, a second fixing plate 244, a fixing plate 241, a second hydraulic telescopic column 23, a second hydraulic pump 242, a second fixing plate 23, a third hydraulic telescopic column 235, a third fixing plate 23, a third fixing plate, a third hydraulic telescopic column, a third fixing plate, a third hydraulic pump, a third hydraulic telescopic column, a third hydraulic pump, a fourth hydraulic, A fourth hydraulic pump 245, a fourth hydraulic telescopic column 246, a second fixing plate 247, a connecting column 248, a third driving motor 249, a material containing box 25 and a third fixing plate 251, wherein a touch screen 111 is arranged on the side surface of the die-casting main housing 11, a die-casting worktable 12 is arranged on the top of the die-casting main housing 11, a pressure chamber 121 is symmetrically arranged inside the die-casting worktable 12, a heating slot 122 is arranged at the top end inside the pressure chamber 121, a heating rod 123 is arranged inside the heating slot 122, supporting vertical plates 13 are symmetrically arranged on the two sides of the bottom of the die-casting worktable 12, a partition plate 131 is arranged in the middle of the bottom of the die-casting worktable 12, a supporting transverse plate 132 is arranged on the right side of the partition plate 131, a first hydraulic pump 14 is symmetrically arranged on the top of the supporting transverse plate 132 corresponding to the position of the pressure chamber 121, a PLC controller 125 is arranged on the left side of the supporting transverse plate 132 corresponding to the position of the touch screen 111, a material storage box 21 is arranged on the top of the die-casting worktable 12, a separating cover 22 is arranged beside the material storage box 21, a second hydraulic pump 23 is symmetrically arranged in the separating cover 22 corresponding to the position of the pressure chamber 121, the side surface of the second hydraulic pump 23 is connected with one end of a second hydraulic telescopic column 231, the other end of the second hydraulic telescopic column 231 is provided with a connecting plate 232, the side surface of the connecting plate 232 is connected with a demoulding shovel 233, the side surface of the demoulding shovel 233 corresponding to the position of the pressure chamber 121 is provided with a demoulding knife 234, the inside of the demoulding shovel 233 corresponding to the position of the demoulding knife 234 is provided with a limiting block 235, the side surface of the separating cover 22 is provided with a first driving motor 225, the top end in the separating cover 22 is provided with a second driving motor 226, the top of the separating cover 22 corresponding to the position of the second driving motor 226 is provided with a second rotating shaft 24, the top of the second rotating shaft 24 is provided with a fixed block 241, the side surface of the fixed block 241 is provided with a third hydraulic pump 242, the other side surface of the fixed block 241 corresponding to the position of the third hydraulic pump 243 is provided with a third hydraulic telescopic column, a first fixing plate 244 is arranged at one end of the third hydraulic telescopic column 243, a fourth hydraulic pump 245 is arranged at the top of the first fixing plate 244, a fourth hydraulic telescopic column 246 is arranged at the position, corresponding to the fourth hydraulic pump 245, at the bottom of the first fixing plate 244, a second fixing plate 247 is arranged at the bottom of the fourth hydraulic telescopic column 246, a connecting column 248 is arranged at the bottom of the second fixing plate 247, a third driving motor 249 is arranged at the side surface of the connecting column 248, the PLC 125 is electrically connected with the touch screen 111, the heating rod 123, the first hydraulic pump 14, the first driving motor 225, the second driving motor 226, the second hydraulic pump 23, the third hydraulic pump 242, the fourth hydraulic pump 245 and the third driving motor 249, the first hydraulic telescopic column 141 is arranged at the top of the first hydraulic pump 14, the top of the first hydraulic telescopic column 141 is clamped into the pressure chamber 121, a die-casting and demolding top block 142 is arranged at the top of the first hydraulic telescopic column 141, the outer diameter of the die-casting demolding top block 142 is smaller than the inner diameter of the pressure chamber 121, the die-casting demolding top block 142 is arranged in the pressure chamber 121, the side surface of the die-casting workbench 12 corresponding to the pressure chamber 121 and the demolding shovel 233 is provided with the material receiving hopper 124, the material receiving hopper 124 is welded on the side surface of the die-casting workbench 12, the top of the separation cover 22 corresponding to the pressure chamber 121 is provided with the material feeding opening 221, two sides of the material feeding opening 221 are symmetrically provided with the limiting groove 222, the inside of the separation cover 22 corresponding to the position of the first driving motor 225 is provided with the first rotating shaft 223, the first rotating shaft 223 is sleeved with the rolling plate 224, one end of the first rotating shaft 223 penetrates through the separation cover 22 to be connected with the first driving motor 225, one end of the rolling plate 224 is clamped in the limiting groove 222, the other end of the third hydraulic telescopic column 243 penetrates through the fixing block 241 to be connected with the third hydraulic pump 242, the top end of the fourth hydraulic telescopic column 246 penetrates through the first fixing plate 244 to be connected with the fourth hydraulic pump 245, the bottom end of the connecting column 248 is provided with a material containing box 25 corresponding to the positions of the pressure chamber 121 and the material storage box 21, the side surface of the material containing box 25 is provided with a third fixing plate 251 corresponding to the position of the connecting column 248, and the bottom end of the connecting column 248 is welded on the top of the third fixing plate 251.
In order to better show the implementation process of the die-casting mechanical demolding and separating device for manufacturing the precise structural member, the embodiment now provides an implementation method of the die-casting mechanical demolding and separating device for manufacturing the precise structural member, which includes the following steps:
the method comprises the following steps: before the device is used, firstly, a person needs to pour materials into the storage box 21 for placing, then, the device is operated on the touch screen 111, the PLC 125 is programmed through the touch screen 111, after the programming is completed, the PLC 125 controls the second driving motor 226 to be started, the second driving motor 226 drives the second rotating shaft 24 to rotate, the second rotating shaft 24 drives the fixed block 241 to rotate, the fixed block 241 drives the third hydraulic telescopic column 243 to move towards the storage box 21, the third hydraulic telescopic column 243 drives the first fixed plate 244 to move towards the storage box 21, the first fixed plate 244 drives the fourth hydraulic telescopic column 246, the second fixed plate 247, the connecting column 248, the third driving motor 249 and the material containing box 25 to move towards the storage box 21 until the material containing box 25 is placed above the storage box 21, then, the PLC 125 controls the fourth hydraulic pump 245 to be started, the fourth hydraulic pump 245 drives the fourth hydraulic telescopic column 246 to extend downwards, the fourth hydraulic telescopic column 246 drives the second fixing plate 247 to move downwards, the second fixing plate 247 drives the connecting column 248 to move downwards, the connecting column 248 drives the material containing box 25 to enter the storage box 21, so that materials flow into the material containing box 25, and after the material is loaded, the PLC controller 125 controls the fourth hydraulic pump 245 to drive the fourth hydraulic telescopic column 246 to contract upwards until the material containing box 25 returns to the initial position;
step two: the PLC 125 controls the second driving motor 226 to start, the second driving motor 226 drives the second rotating shaft 24 to rotate, the second rotating shaft 24 drives the fixing block 241 to rotate, the fixing block 241 drives the third hydraulic telescopic column 243 to move towards the material storage box 21 until the material containing box 25 is positioned above the pressure chamber 121, at this time, the PLC 125 controls the first driving motor 225 to start, the first driving motor 225 drives the first rotating shaft 223 to rotate, the first rotating shaft 223 drives the rolling plate 224 to rotate, so that the rolling plate 224 is rolled until the rolling plate 224 clamped in the limiting groove 222 is rolled onto the first rotating shaft 223, then the PLC 125 controls the fourth hydraulic pump 245 to drive the fourth hydraulic telescopic column 246 to stretch downwards, the fourth hydraulic telescopic column 246 drives the second fixing plate 247 to move downwards, the second fixing plate 247 drives the connecting column 248 to move downwards, the connecting column 248 drives the material containing box 25 to be positioned at the top of the pressure chamber 121, at the moment, the PLC 125 controls the third driving motor 249 to start, the third driving motor 249 drives the connecting column 248 to move transversely, the connecting column 248 drives the material containing box 25 to incline, so that the material in the material containing box 25 flows into the pressure chamber 121, after the material is added, the PLC 125 controls the fourth hydraulic pump 245 to drive the fourth hydraulic telescopic column 246 to contract until the material containing box 25 returns to the initial position, then the PLC 125 controls the first driving motor 225 to drive the first rotating shaft 223 to rotate, and the first rotating shaft 223 drives the rolling plate 224 to rotate, so that the rolling plate 224 clamped in the limiting groove 222 covers the material adding opening 221;
step three: the die-casting operation is carried out on the material by clamping the external die-casting movable die into the pressure chamber 121, the PLC 125 controls the first hydraulic pump 14 to start after the die-casting is finished, the first hydraulic pump 14 drives the first hydraulic telescopic column 141 to extend upwards, the first hydraulic telescopic column 141 drives the die-casting demoulding top block 142 to move upwards, the die-casting demoulding top block 142 drives the die-casting finished material to demould from the inside of the pressure chamber 121, meanwhile, the PLC 125 controls the heating rod 123 to start, the die-casting finished material is heated through the heating rod 123, the PLC 125 controls the second hydraulic pump 23 to start when the die-casting finished material is pushed to the top of the die-casting working table 12 by the die-casting demoulding top block 142, the second hydraulic pump 23 drives the second hydraulic telescopic column 231 to extend and retract towards the left side, the second hydraulic telescopic column 231 drives the demoulding shovel 233 to move towards the left, and the demoulding shovel 233 cuts the die-casting finished material through the demoulding cutter 234, after the cutting, the demolding shovel 233 pushes and brings the die-cast material to the receiving hopper 124, and the die-cast material is rolled down to the inside of the receiving hopper 124 through the limiting block 235 for placement.
In summary, the following steps: the die-casting mechanical demoulding separation device for manufacturing the precise structural member and the implementation method thereof are characterized in that the device controls the start of the first hydraulic pump 14 through the PLC 125, the first hydraulic pump 14 drives the first hydraulic telescopic column 141 to upwards extend and retract, the first hydraulic telescopic column 141 drives the die-casting demoulding ejector block 142 to upwards move, so that the die-cast material is pushed out from the inside of the pressure chamber 121, the demoulding operation is completed, the automatic demoulding is very convenient, the device is heated corresponding to the die-cast material through the heating rod 123, so that the demoulding knife 234 can not generate burrs when cutting the material, the material cannot deform, the product quality is improved, the defective products are reduced, the limiting block 235 in the demoulding shovel 233 enables the material to directly enter the inside of the receiving hopper 124 to be placed according to the guiding of the limiting block 235 when demoulding, the material cannot drop everywhere, and the separation operation is completed, production efficiency is greatly improved, and the device controls each hydraulic pump to start each telescopic column through the PLC 125 so that the material containing box 25 can complete material containing and feeding operations, thereby completing automatic feeding operations.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. A die-casting machine drawing of patterns splitter of preparation precision structure spare, includes lower part subassembly (1) and upper portion subassembly (2), its characterized in that: the lower component (1) comprises a die-casting main shell (11), a touch screen (111), a die-casting workbench (12), a pressure chamber (121), a heating slot hole (122), a heating rod (123), a material receiving hopper (124), a PLC (programmable logic controller) (125), a supporting vertical plate (13), a partition plate (131), a supporting transverse plate (132), a first hydraulic pump (14), a first hydraulic telescopic column (141) and a die-casting demolding top block (142), and the upper component (2) comprises a material storage tank (21), a partition cover (22), a feeding opening (221), a limiting groove (222), a first rotating shaft (223), a rolling plate (224), a first driving motor (225), a second driving motor (226), a second hydraulic pump (23), a second hydraulic telescopic column (231), a connecting plate (232), a demolding shovel (233), a demolding knife (234), a limiting block (235), a second rotating shaft (24), a fixing block (241), The die-casting device comprises a third hydraulic pump (242), a third hydraulic telescopic column (243), a first fixing plate (244), a fourth hydraulic pump (245), a fourth hydraulic telescopic column (246), a second fixing plate (247), a connecting column (248), a third driving motor (249), a material containing box (25) and a third fixing plate (251), wherein a touch screen (111) is arranged on the side surface of a die-casting main shell (11), a die-casting workbench (12) is arranged at the top of the die-casting main shell (11), pressure chambers (121) are symmetrically arranged inside the die-casting workbench (12), heating slotted holes (122) are arranged at the top end inside the pressure chambers (121), heating rods (123) are arranged inside the heating slotted holes (122), supporting vertical plates (13) are symmetrically arranged on two side edges of the bottom of the die-casting workbench (12), a partition plate (131) is arranged in the middle of the bottom of the die-casting workbench (12), and a supporting transverse plate (132) is arranged on the right side of the partition plate (131), the top of the supporting transverse plate (132) is symmetrically provided with first hydraulic pumps (14) corresponding to the position of the pressure chamber (121), the left side of the supporting transverse plate (132) is provided with a PLC (programmable logic controller) (125) corresponding to the position of the touch screen (111), the top of the die-casting workbench (12) is provided with a material storage tank (21), a separation cover (22) is arranged beside the side of the material storage tank (21), a second hydraulic pump (23) is symmetrically arranged inside the separation cover (22) corresponding to the position of the pressure chamber (121), the side of the second hydraulic pump (23) is connected with one end of a second hydraulic telescopic column (231), the other end of the second hydraulic telescopic column (231) is provided with a connecting plate (232), the side of the connecting plate (232) is connected with a demoulding shovel (233), the side of the demoulding shovel (233) is provided with a demoulding knife (234) corresponding to the position of the pressure chamber (121), the inside of the demoulding shovel (233) is provided with a limiting block (235) corresponding to the position of the demoulding knife (234), a first driving motor (225) is arranged on the side face of the separating cover (22), a second driving motor (226) is arranged on the top end of the inside of the separating cover (22), and a second rotating shaft (24) is arranged at the position, corresponding to the second driving motor (226), of the top of the separating cover (22).
2. The die-casting mechanical demolding separation device for manufacturing precise structural parts, according to claim 1, wherein: the hydraulic telescopic type hydraulic support is characterized in that a fixed block (241) is arranged at the top of the second rotating shaft (24), a third hydraulic pump (242) is arranged on the side face of the fixed block (241), a third hydraulic telescopic column (243) is arranged at the position, corresponding to the third hydraulic pump (242), of the other side face of the fixed block (241), a first fixed plate (244) is arranged at one end of the third hydraulic telescopic column (243), a fourth hydraulic pump (245) is arranged at the top of the first fixed plate (244), a fourth hydraulic telescopic column (246) is arranged at the position, corresponding to the fourth hydraulic pump (245), of the bottom of the first fixed plate (244), a second fixed plate (247) is arranged at the bottom of the fourth hydraulic telescopic column (246), a connecting column (248) is arranged at the bottom of the second fixed plate (247), and a third driving motor (249) is arranged on the side face of the connecting column (248).
3. The die-casting mechanical demolding separation device for manufacturing precise structural parts, according to claim 1, wherein: the PLC controller (125) is electrically connected with the touch screen (111), the heating rod (123), the first hydraulic pump (14), the first driving motor (225), the second driving motor (226), the second hydraulic pump (23), the third hydraulic pump (242), the fourth hydraulic pump (245) and the third driving motor (249).
4. A die-casting mechanical stripping and separating apparatus for making precision structural parts as claimed in claim 3, wherein: the top of the first hydraulic pump (14) is provided with a first hydraulic telescopic column (141), the top of the first hydraulic telescopic column (141) is clamped into the pressure chamber (121), the top of the first hydraulic telescopic column (141) is provided with a die-casting demolding ejecting block (142), the outer diameter of the die-casting demolding ejecting block (142) is smaller than the inner diameter of the pressure chamber (121), and the die-casting demolding ejecting block (142) is arranged in the pressure chamber (121).
5. The die-casting mechanical demolding separation device for manufacturing precise structural parts, according to claim 4, wherein: and a receiving hopper (124) is arranged on the side surface of the die-casting workbench (12) corresponding to the positions of the pressure chamber (121) and the demolding shovel (233), and the receiving hopper (124) is welded on the side surface of the die-casting workbench (12).
6. The die-casting mechanical demolding separation device for manufacturing precise structural parts, according to claim 5, wherein: a feeding opening (221) is formed in the position, corresponding to the pressure chamber (121), of the top of the separating cover (22), limiting grooves (222) are symmetrically formed in the two sides of the feeding opening (221), and a first rotating shaft (223) is arranged in the position, corresponding to the first driving motor (225), of the inside of the separating cover (22).
7. The die-casting mechanical demolding separation device for manufacturing precise structural parts, according to claim 6, wherein: the first rotating shaft (223) is sleeved with a rolling plate (224), one end of the first rotating shaft (223) penetrates through the separation cover (22) to be connected with the first driving motor (225), and one end of the rolling plate (224) is clamped into the limiting groove (222).
8. The die-casting mechanical demolding separation device for manufacturing precise structural parts, according to claim 7, wherein: the other end of the third hydraulic telescopic column (243) penetrates through the fixed block (241) to be connected with the third hydraulic pump (242), and the top end of the fourth hydraulic telescopic column (246) penetrates through the first fixed plate (244) to be connected with the fourth hydraulic pump (245).
9. The die-casting mechanical demolding separation device for manufacturing precise structural parts, according to claim 8, wherein: the bottom end of the connecting column (248) is provided with a material containing box (25) corresponding to the positions of the pressure chamber (121) and the material storage box (21), the side surface of the material containing box (25) is provided with a third fixing plate (251) corresponding to the position of the connecting column (248), and the bottom end of the connecting column (248) is welded to the top of the third fixing plate (251).
10. The method for implementing the die-casting mechanical demolding separation device for manufacturing the precise structural member according to claim 9, wherein the method comprises the following steps:
s1: before the device is used, firstly, a person needs to pour materials into the storage box (21) for placement, then the device is operated on the touch screen (111), the PLC (125) is programmed through the touch screen (111), after the programming is completed, the PLC (125) controls the second driving motor (226) to start, the second driving motor (226) drives the second rotating shaft (24) to rotate, the second rotating shaft (24) drives the fixing block (241) to rotate, the fixing block (241) drives the third hydraulic telescopic column (243) to move towards the storage box (21), the third hydraulic telescopic column (243) drives the first fixing plate (244) to move towards the storage box (21), the first fixing plate (244) drives the fourth hydraulic telescopic column (246), the second fixing plate (247), the connecting column (248), the third driving motor (249) and the material containing box (25) to move towards the storage box (21), until the material containing box (25) is arranged above the material storage box (21), the PLC (125) controls a fourth hydraulic pump (245) to start, the fourth hydraulic pump (245) drives a fourth hydraulic telescopic column (246) to stretch downwards, the fourth hydraulic telescopic column (246) drives a second fixing plate (247) to move downwards, the second fixing plate (247) drives a connecting column (248) to move downwards, the connecting column (248) drives the material containing box (25) to enter the material storage box (21), so that materials flow into the material containing box (25), and after the material loading is finished, the PLC (125) controls the fourth hydraulic pump (245) to drive the fourth hydraulic telescopic column (246) to shrink till the material containing box (25) returns to the initial position;
s2: the PLC (125) controls a second driving motor (226) to start, the second driving motor (226) drives a second rotating shaft (24) to rotate, the second rotating shaft (24) drives a fixing block (241) to rotate, the fixing block (241) drives a third hydraulic telescopic column (243) to move towards the storage box (21) until a material containing box (25) is positioned above a pressure chamber (121), at the moment, the PLC (125) controls a first driving motor (225) to start, the first driving motor (225) drives a first rotating shaft (223) to rotate, the first rotating shaft (223) drives a rolling plate (224) to rotate, so that the rolling plate (224) is rolled until the rolling plate (224) clamped in a limiting groove (222) is rolled onto the first rotating shaft (223), and then the PLC (125) controls a fourth hydraulic pump (245) to drive a fourth hydraulic telescopic column (246) to stretch downwards, the fourth hydraulic telescopic column (246) drives the second fixing plate (247) to move downwards, the second fixing plate (247) drives the connecting column (248) to move downwards, the connecting column (248) drives the material containing box (25) to be placed at the top of the pressure chamber (121), at the moment, the PLC (125) controls the third driving motor (249) to start, the third driving motor (249) drives the connecting column (248) to move transversely, the connecting column (248) drives the material containing box (25) to incline, so that the material in the material containing box (25) flows into the pressure chamber (121), after the material is added, the PLC (125) controls the fourth hydraulic pump (245) to drive the fourth hydraulic telescopic column (246) to contract until the material containing box (25) returns to the initial position, then the PLC (125) controls the first driving motor (225) to drive the first rotating shaft (223) to rotate, and the first rotating shaft (223) drives the rolling plate (224) to rotate, so that the rolling plate (224) clamped in the limiting groove (222) covers the feeding opening (221);
s3: the die-casting operation is carried out on the material by clamping an external die-casting movable die into a pressure chamber (121), after die-casting is finished, a PLC (125) controls a first hydraulic pump (14) to start, the first hydraulic pump (14) drives a first hydraulic telescopic column (141) to extend upwards, the first hydraulic telescopic column (141) drives a die-casting demolding top block (142) to move upwards, the die-casting demolding top block (142) drives the die-casting finished material to demold from the inside of the pressure chamber (121), meanwhile, the PLC (125) controls a heating rod (123) to start, the die-casting finished material is heated through the heating rod (123), when the die-casting finished material is ejected to the top of a die-casting worktable (12) by the die-casting demolding top block (142), the PLC (125) controls a second hydraulic pump (23) to start, and the second hydraulic pump (23) drives a second hydraulic telescopic column (231) to extend and retract towards the left side, the second hydraulic telescopic column (231) drives the demolding shovel (233) to move leftwards, the demolding shovel (233) cuts the die-cast material through the demolding knife (234), the demolding shovel (233) pushes the die-cast material and brings the die-cast material to the receiving hopper (124) after the die-cast material is cut, and the die-cast material is rolled down to the receiving hopper (124) through the limiting block (235) to be placed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110793287.8A CN113600788B (en) | 2021-07-14 | 2021-07-14 | Die-casting mechanical demolding and separating equipment for manufacturing precise structural part and implementation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110793287.8A CN113600788B (en) | 2021-07-14 | 2021-07-14 | Die-casting mechanical demolding and separating equipment for manufacturing precise structural part and implementation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113600788A true CN113600788A (en) | 2021-11-05 |
| CN113600788B CN113600788B (en) | 2022-12-27 |
Family
ID=78337546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110793287.8A Active CN113600788B (en) | 2021-07-14 | 2021-07-14 | Die-casting mechanical demolding and separating equipment for manufacturing precise structural part and implementation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113600788B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055635A (en) * | 2022-07-30 | 2022-09-16 | 河南亚兴精锻股份有限公司 | Automatic feeding device of forging press |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU618186A1 (en) * | 1976-04-05 | 1978-08-05 | Предприятие П/Я Р-6930 | Method of heating cut-to-length metal workpieces for pressure-casting |
| CA2284985A1 (en) * | 1999-09-30 | 2001-03-30 | Alain Renaud Boulet | Auger pump for handling magnesium and magnesium alloys |
| CN1981957A (en) * | 2002-11-19 | 2007-06-20 | 东芝机械株式会社 | Die casting machine |
| CN101310894A (en) * | 2007-05-24 | 2008-11-26 | 奥斯卡弗里茨两合公司 | Feed back unit, feed system and control device for a pressure die-casting machine |
| CN202278170U (en) * | 2011-10-31 | 2012-06-20 | 周西省 | Demoulding separating part of die casting machine for manufacturing copper rotor |
| CN203679232U (en) * | 2013-12-31 | 2014-07-02 | 广州市型腔模具制造有限公司 | Temperature control system of magnesium alloy car door die-casting die |
| CN105014045A (en) * | 2015-08-05 | 2015-11-04 | 中北大学 | Composite squeeze casting method for magnesium alloy special-shaped parts |
| CN207840037U (en) * | 2018-02-10 | 2018-09-11 | 安徽省庐江县盛林机械有限公司 | A kind of casting mould of pump body |
| EP3546185A1 (en) * | 2018-03-30 | 2019-10-02 | Sumitomo Heavy Industries, LTD. | Injection molding machine |
| CN209886651U (en) * | 2019-03-29 | 2020-01-03 | 开化强宏机械制造有限公司 | Automobile parts casting equipment |
| CN110842172A (en) * | 2019-12-04 | 2020-02-28 | 寇金臣 | Automobile aluminum alloy spare production die-casting device |
| CN210632674U (en) * | 2019-08-20 | 2020-05-29 | 湖北亮达铝业科技有限公司 | Quick aluminium alloy extrusion device |
| CN210789202U (en) * | 2019-09-19 | 2020-06-19 | 上海铈威新材料科技有限公司 | High-quality casting device for processing casting materials |
| CN211492523U (en) * | 2020-01-02 | 2020-09-15 | 沈阳三益塑胶有限公司 | Injection mold with ejection device |
| CN112387931A (en) * | 2020-10-30 | 2021-02-23 | 山东鸿源新材料有限公司 | Gravity casting mold of new energy water-cooled motor shell end cover and casting process thereof |
| CN213382112U (en) * | 2020-07-30 | 2021-06-08 | 巩义市振华炉料有限公司 | Magnesia carbon brick mould convenient to drawing of patterns |
-
2021
- 2021-07-14 CN CN202110793287.8A patent/CN113600788B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU618186A1 (en) * | 1976-04-05 | 1978-08-05 | Предприятие П/Я Р-6930 | Method of heating cut-to-length metal workpieces for pressure-casting |
| CA2284985A1 (en) * | 1999-09-30 | 2001-03-30 | Alain Renaud Boulet | Auger pump for handling magnesium and magnesium alloys |
| CN1981957A (en) * | 2002-11-19 | 2007-06-20 | 东芝机械株式会社 | Die casting machine |
| CN101310894A (en) * | 2007-05-24 | 2008-11-26 | 奥斯卡弗里茨两合公司 | Feed back unit, feed system and control device for a pressure die-casting machine |
| CN202278170U (en) * | 2011-10-31 | 2012-06-20 | 周西省 | Demoulding separating part of die casting machine for manufacturing copper rotor |
| CN203679232U (en) * | 2013-12-31 | 2014-07-02 | 广州市型腔模具制造有限公司 | Temperature control system of magnesium alloy car door die-casting die |
| CN105014045A (en) * | 2015-08-05 | 2015-11-04 | 中北大学 | Composite squeeze casting method for magnesium alloy special-shaped parts |
| CN207840037U (en) * | 2018-02-10 | 2018-09-11 | 安徽省庐江县盛林机械有限公司 | A kind of casting mould of pump body |
| EP3546185A1 (en) * | 2018-03-30 | 2019-10-02 | Sumitomo Heavy Industries, LTD. | Injection molding machine |
| CN209886651U (en) * | 2019-03-29 | 2020-01-03 | 开化强宏机械制造有限公司 | Automobile parts casting equipment |
| CN210632674U (en) * | 2019-08-20 | 2020-05-29 | 湖北亮达铝业科技有限公司 | Quick aluminium alloy extrusion device |
| CN210789202U (en) * | 2019-09-19 | 2020-06-19 | 上海铈威新材料科技有限公司 | High-quality casting device for processing casting materials |
| CN110842172A (en) * | 2019-12-04 | 2020-02-28 | 寇金臣 | Automobile aluminum alloy spare production die-casting device |
| CN211492523U (en) * | 2020-01-02 | 2020-09-15 | 沈阳三益塑胶有限公司 | Injection mold with ejection device |
| CN213382112U (en) * | 2020-07-30 | 2021-06-08 | 巩义市振华炉料有限公司 | Magnesia carbon brick mould convenient to drawing of patterns |
| CN112387931A (en) * | 2020-10-30 | 2021-02-23 | 山东鸿源新材料有限公司 | Gravity casting mold of new energy water-cooled motor shell end cover and casting process thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055635A (en) * | 2022-07-30 | 2022-09-16 | 河南亚兴精锻股份有限公司 | Automatic feeding device of forging press |
| CN115055635B (en) * | 2022-07-30 | 2023-06-20 | 河南亚兴精锻股份有限公司 | Automatic feeding device of forging press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113600788B (en) | 2022-12-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109352933A (en) | A kind of panel frame injection mold of no buckling deformation | |
| CN113600788B (en) | Die-casting mechanical demolding and separating equipment for manufacturing precise structural part and implementation method | |
| CN116967422A (en) | Near-net-shape die casting process for automobile parts | |
| CN106273279B (en) | A kind of mould for plastics of cylinder and its irregular three helicla flutes in side | |
| CN214239382U (en) | Spacing ejection mechanism of precision injection mold | |
| CN210233810U (en) | Injection mold with ejection device | |
| CN211683268U (en) | Plastic product mold capable of achieving rapid mold opening | |
| CN109262945B (en) | Operation method of automatic shaping and outputting integrated injection molding machine | |
| CN212398021U (en) | Cold punching die | |
| CN211363278U (en) | Injection mold convenient to ejection of compact | |
| CN213440863U (en) | Automobile output end panel frame injection mold | |
| CN215791393U (en) | Be fit for powder injection molding clock and watch accessory mould | |
| CN217315482U (en) | Ejection structure for quickly demoulding of thin-wall part mould | |
| CN220548619U (en) | But injection mold of quick replacement module | |
| CN219191100U (en) | Injection mold with multi-cavity assembly | |
| CN216885041U (en) | Plastic product processing mold with high heat dissipation and easy demolding | |
| CN209903807U (en) | Electric double-color injection mold device | |
| CN212353061U (en) | Cotton cutter module of pearl and cotton packing carton production facility of pearl | |
| CN219705968U (en) | Material taking device of injection molding machine | |
| CN219004309U (en) | Cutting board die convenient to drawing of patterns | |
| CN217020857U (en) | Building enclosure column body mould | |
| CN218256441U (en) | Vibrating shoe processing die | |
| CN220841233U (en) | Secondary demolding mold | |
| CN215550597U (en) | Mould forming structure of automobile shell part | |
| CN219028287U (en) | Injection mold convenient for secondary ejection for processing air conditioner shell |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |