CN114799082A - Core shooting machine with resonance elimination structure for crankshaft machining - Google Patents
Core shooting machine with resonance elimination structure for crankshaft machining Download PDFInfo
- Publication number
- CN114799082A CN114799082A CN202210366127.XA CN202210366127A CN114799082A CN 114799082 A CN114799082 A CN 114799082A CN 202210366127 A CN202210366127 A CN 202210366127A CN 114799082 A CN114799082 A CN 114799082A
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- cavity
- cylinder
- sound insulation
- sand
- hopper
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- 230000008030 elimination Effects 0.000 title claims abstract description 15
- 238000003379 elimination reaction Methods 0.000 title claims abstract description 15
- 238000003754 machining Methods 0.000 title claims abstract description 13
- 239000004576 sand Substances 0.000 claims abstract description 38
- 238000009413 insulation Methods 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000003139 buffering effect Effects 0.000 claims abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 10
- 239000003110 molding sand Substances 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 238000003756 stirring Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000013016 damping Methods 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/045—Devices having a horizontal stirrer shaft in a fixed receptacle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigging Conveyors (AREA)
Abstract
The invention discloses a core shooting machine with a resonance elimination structure for crankshaft machining, which comprises a sand shooting barrel for the core shooting machine, wherein a feeding hopper is arranged at the top of the sand shooting barrel, a cylindrical cavity is arranged inside the feeding hopper, a cavity body is arranged inside the feeding hopper, a fixed barrel is arranged between the cavity body and the cylindrical cavity, a supporting assembly with a buffering and sound insulation function is arranged in the cavity body, the feeding hopper is rotatably connected with a transmission shaft through a bearing, one end of the transmission shaft penetrates through the feeding hopper and is provided with a vibration motor, an arc seat is arranged on the fixed barrel and positioned above the cylindrical cavity, and an opening and closing assembly convenient for gap sound insulation is arranged on the arc seat; has the advantages that: the vibration damping device is beneficial to the vibration damping effect of the vibration motor during working through the matching between the supporting component and the opening and closing component, ensures the sound insulation in the sand shooting cylinder, is convenient for the processing of a crankshaft, and is beneficial to uniformly stirring sand materials entering the sand shooting cylinder and forming molding sand with proper compactness in the sand shooting cylinder.
Description
Technical Field
The invention relates to the technical field of core shooters, in particular to a core shooter with a resonance elimination structure for crankshaft machining.
Background
In crankshaft machining, a core shooter is often used, and a core box is arranged on a workbench, and the workbench is lifted to enable the core box to be tightly pressed with a bottom plate. When shooting sand, the pressure valve is opened, the compressed air in the air storage tank enters the sand shooting cylinder through the gap on the sand shooting cylinder, so that core sand forms high-speed sand flow and is shot into a core box from a sand shooting hole, the core sand is compacted, and the air is exhausted into the atmosphere from a sand shooting head and an exhaust hole of the core box.
The fine and close degree that present core shooting machine molding sand needs vibrating device to guarantee to penetrate sand section of thick bamboo internal molding sand in the use is suitable, but vibrating device vibrates for vibrating motor mostly, and the continuous hammering that sways that drives the cam by vibrating motor penetrates the income hopper on the sand section of thick bamboo, nevertheless because vibrating motor is too high if the frequency, and the noise is too big to cause the inconvenience of bent axle processing production, if the frequency is low excessively, is unfavorable for the inside molding sand that the fine and close degree is suitable of forming of sand section of thick bamboo.
Disclosure of Invention
The invention aims to provide a core shooter with a resonance elimination structure for crankshaft machining, wherein the matching between a support component and an opening and closing component is favorable for the vibration reduction effect of a vibration motor during working, and meanwhile, sand materials entering a sand shooting cylinder are uniformly stirred, so that molding sand with proper compactness is formed in the sand shooting cylinder, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a bent axle processing is with core shooting machine that has resonance elimination structure, is including the sand shooting barrel that is used for the core shooting machine, the top of sand shooting barrel is provided with into the hopper, the inside of going into the hopper is provided with the cylinder cavity, the inside of going into the hopper is provided with the cavity body, be provided with the solid fixed cylinder between the cavity body and the cylinder cavity, the internal supporting component who has buffering sound insulation function that sets up of cavity, it is connected with the transmission shaft to go into to rotate through the bearing on the hopper, the one end of transmission shaft is run through into the hopper and is provided with vibrating motor, the top that lies in the cylinder cavity on the solid fixed cylinder is provided with the circular arc seat, the clearance has between circular arc seat and the solid fixed cylinder, be provided with the syllable-dividing subassembly that opens and shuts in the clearance of being convenient for on the circular arc seat.
Preferably, the upper side and the lower side of the cylindrical cavity are both of an open structure, the upper side and the lower side of the fixed cylinder are both of an open structure, a sound insulation cylinder is arranged on the outer side of the feeding hopper, which is located on the vibration motor, an installation cover is arranged at the opening of the sound insulation cylinder, and the installation cover is fixed on the sound insulation cylinder through a bolt.
Preferably, the supporting component includes first rubber ball, the embedded bonding of first rubber ball is on the surface of fixed cylinder, first rubber ball is provided with the multiunit, and the first rubber ball of multiunit is the circumference around the fixed cylinder and distributes, and the first rubber ball of every group is provided with a plurality ofly, and a plurality of first rubber balls distribute around the axial arrangement of fixed cylinder.
Preferably, the surface of the cavity body is provided with a second rubber ball and a third rubber ball respectively, a first connecting rod is arranged between the second rubber ball and the first rubber ball, and a second connecting rod is arranged between the third rubber ball and the first rubber ball.
Preferably, the transmission shaft is provided with a plurality of shifting plates in the cylindrical cavity, the plurality of shifting plates are circumferentially distributed around the transmission shaft, and one side of each shifting plate is of an inclined plane structure and is attached to the surface of the fixed cylinder.
Preferably, the opening and closing assembly comprises a supporting block, the two sides of the bottom of the arc seat are provided with storage cavities, the opening of each storage cavity is provided with a fixed block, the fixed blocks are fixed on the arc seat through screws, the inner sides of the fixed blocks are located in the storage cavities and provided with guide rods, and the guide rods are sleeved with springs.
Preferably, the supporting block penetrates through the fixed block and is inserted into the containing cavity in a sliding mode, the bottom end of the supporting block corresponds to one side of the poking plate and is of an inclined plane structure, a limiting block is arranged at one end of the supporting block and is sleeved on the guide rod in a sliding mode, and a first air bag is arranged between the limiting block and the containing cavity.
Preferably, both sides of the arc seat are provided with grooves, second air bags are arranged in the grooves, and connecting pipes are arranged between the second air bags and the first air bags.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the feeding hopper is arranged at the top of the sand shooting cylinder, the supporting component is arranged in the feeding hopper, and the supporting component is matched with the opening and closing component, so that the vibration reduction effect of the vibration motor during working is facilitated, the sound insulation in the sand shooting cylinder is ensured, the processing of a crankshaft is facilitated, and meanwhile, sand materials entering the sand shooting cylinder are uniformly stirred, and the molding sand with proper compactness is favorably formed in the sand shooting cylinder;
2. according to the invention, the supporting component is arranged in the cavity body, and the first rubber ball is respectively matched with the second rubber ball and the third rubber ball, so that when the fixed cylinder is vibrated, the effect of buffering and damping is achieved, and the working effect of the core shooter is facilitated;
3. according to the invention, the opening and closing assembly is arranged on the arc seat, and the opening and closing assembly is triggered by the rotation of the poking plate to perform gap sealing sound insulation, so that sound insulation for vibration work relative to a closed space is further formed, the sound insulation in the sand shooting cylinder is ensured, and the processing of a crankshaft is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the hopper of the present invention;
FIG. 3 is an enlarged schematic view of FIG. 2 at A in accordance with the present invention;
FIG. 4 is an exploded view of the sound-insulating cartridge of the present invention with the mounting cap;
FIG. 5 is a partial cross-sectional view of the arc seat of the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 5B according to the present invention.
In the figure: a sand shooting cylinder 1; feeding into a hopper 2; a cylindrical cavity 3; a cavity body 4; a fixed cylinder 5; a first rubber ball 6; a second rubber ball 61; a third rubber ball 62; a first connecting rod 63; a second connecting rod 64; a transmission shaft 7; a vibration motor 71; a sound-insulating tube 72; a mounting cover 73; a toggle plate 74; an arc seat 8; a resisting block 81; a receiving cavity 82; a fixed block 83; a stop block 84; a guide rod 85; a spring 86; a first air bag 87; a second air cell 88; a connecting tube 89.
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 to 6, the present invention provides a technical solution: the utility model provides a bent axle processing is with core shooting machine that has resonance elimination structure, including the sand shooting barrel 1 that is used for the core shooting machine, the top welding of sand shooting barrel 1 has into hopper 2, cylindrical cavity 3 has been seted up to the inside of going into hopper 2, the upper and lower both sides of cylindrical cavity 3 all are open structure, cavity body 4 has been seted up to the inside of going into hopper 2, be provided with solid fixed cylinder 5 between cavity body 4 and the cylindrical cavity 3, the upper and lower both sides of solid fixed cylinder 5 all are open structure, cavity body 4 is relative confined space, inside syllable-dividing effect when playing the vibration.
The cavity body 4 is internally provided with a supporting component with buffering and sound insulation functions, the supporting component comprises a first rubber ball 6, the first rubber ball 6 is embedded and bonded on the surface of the fixed cylinder 5, the surface of the cavity body 4 is respectively embedded and bonded with a second rubber ball 61 and a third rubber ball 62, a first connecting rod 63 is fixedly inserted between the second rubber ball 61 and the first rubber ball 6, a second connecting rod 64 is fixedly inserted between the third rubber ball 62 and the first rubber ball 6, the first rubber balls 6 are provided with a plurality of groups, the plurality of groups of first rubber balls 6 are distributed circumferentially around the fixed cylinder 5, each group of first rubber balls 6 is provided with a plurality of first rubber balls 6, the plurality of first rubber balls 6 are distributed in an axial arrangement way around the fixed cylinder 5, the design is convenient for supporting and fixing the fixed cylinder 5, simultaneously, when the fixed cylinder 5 is vibrated, the fixed cylinder 5 is extruded inwards, at the moment, the first rubber balls 6 respectively extrude the first connecting rod 63 and the second connecting rod 64, the extrusion force is buffered by the second rubber ball 61 and the third rubber ball 62, so that the vibration reduction effect is achieved, and the working effect of the core shooter is facilitated.
The feeding hopper 2 is rotatably connected with a transmission shaft 7 through a bearing, one end of the transmission shaft 7 penetrates through the feeding hopper 2 and is fixedly provided with a vibration motor 71, a sound insulation barrel 72 is welded on the outer side of the vibration motor 71 on the feeding hopper 2, an installation cover 73 is fixedly installed at an opening of the sound insulation barrel 72, the installation cover 73 is fixed on the sound insulation barrel 72 through a bolt, the vibration motor 71 is arranged on the outer side of the feeding hopper 2, when the vibration motor 71 generates noise during working, a relatively sealed space is formed between the sound insulation barrel 72 and the installation cover 73, the sound insulation barrel 72 is made of sound insulation materials, noise reduction treatment is further performed on the vibration motor 71, a plurality of poking plates 74 are arranged in the cylindrical cavity 3 on the transmission shaft 7, the poking plates 74 are arranged, the plurality of poking plates 74 are circumferentially distributed around the transmission shaft 7, one side of the poking plates 74 is of an inclined surface structure and is attached to the surface of the fixed barrel 5, a plurality of stirring board 74 and fixed cylinder 5 form the space sealed relatively and rotate the work, strengthen the sound insulation effect of going into hopper 2 inside, when the pan feeding, through the drive of vibrating motor 71's output, drive transmission shaft 7 and stirring board 74 and rotate, and then stir the even inseparable pan feeding of sand material.
The arc seat 8 is welded on the upper portion of the cylindrical cavity 3 of the fixed cylinder 5, a gap is formed between the arc seat 8 and the fixed cylinder 5, the gap is very small, an opening and closing assembly convenient for gap sound insulation is arranged on the arc seat 8, the opening and closing assembly comprises a resisting block 81, the two sides of the bottom of the arc seat 8 are provided with accommodating cavities 82, a fixed block 83 is fixedly arranged at an opening of the accommodating cavity 82, the fixed block 83 is fixed on the arc seat 8 through screws, the resisting block 81 penetrates through the fixed block 83 to be slidably inserted on the accommodating cavity 82, the bottom end of the resisting block corresponds to one side of the poking plate 74 and is of an inclined plane structure, one end of the resisting block 81 is welded with a limiting block 84, the inner side of the fixed block 83 is positioned in the accommodating cavity 82 and is welded with a guide rod 85, the limiting block 84 is slidably sleeved on the guide rod 85, a spring 86 is sleeved on the guide rod 85, and a first air bag 87 is bonded between the limiting block 84 and the accommodating cavity 82, the both sides of arc seat 8 all are seted up flutedly, the recess is interior to bond has second gasbag 88, be connected with connecting pipe 89 between first gasbag 87 and the second gasbag 88, when the rotation of stirring board 74, the inclined plane extrusion of its inclined plane supports the inclined plane of piece 81, make and support the piece 81 to accomodating the cavity 82 direction and move, stopper 84 extrudees first gasbag 87, the gas in the first gasbag 87 compresses to second gasbag 88 direction through connecting pipe 89, second gasbag 88 inflation and then the surface of extrusion laminating fixed cylinder 5, further form the relative enclosure space and carry out the sound insulation of vibration work, break away from between stirring board 74 and the piece 81, because under the spring action of spring 86, stopper 84 along guide bar 85 to accomodating cavity 82 outside direction and reset, carry out clearance closure sound insulation with this circulation.
When feeding, the driving shaft 7 and the shifting plate 74 are driven to rotate by the output end of the vibrating motor 71, so as to shift the feeding of the sand material uniformly and tightly, the sand material entering the sand shooting barrel is uniformly stirred, and the formation of molding sand with proper compactness degree inside the sand shooting barrel is facilitated, because of the vibration effect of the output end of the vibrating motor 71, the fixed barrel 5 is extruded inwards, at the moment, the first rubber ball 6 respectively extrudes the first connecting rod 63 and the second connecting rod 64, the extrusion force is buffered by the second rubber ball 61 and the third rubber ball 62, so as to achieve the vibration reduction effect, meanwhile, a relatively sealed space is formed between the sound insulation barrel 72 and the mounting cover 73, so as to reduce the noise of the vibrating motor 71, when in operation, the plurality of shifting plates 74 and the fixed barrel 5 form a relatively sealed space to rotate, so as to enhance the sound insulation effect inside the hopper 2, and in the rotating process of the shifting plates 74, the inclined plane of the abutting block 81 is extruded by the inclined plane, so that the abutting block 81 moves towards the direction of the containing cavity 82, the limiting block 84 extrudes the first air bag 87, the gas in the first air bag 87 is compressed towards the direction of the second air bag 88 through the connecting pipe 89, the second air bag 88 expands and is further extruded and attached to the surface of the fixed cylinder 5, sound insulation of vibration work relative to a closed space is further formed, when the shifting plate 74 and the abutting block 81 are separated, the limiting block 84 resets towards the outside of the containing cavity 82 along the guide rod 85 under the elastic action of the spring 86, gap sealing sound insulation is performed in circulation, sound insulation in the sand shooting cylinder is guaranteed, and the processing of a crankshaft is facilitated.
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 (8)
1. The utility model provides a bent axle processing is with core shooting machine that has resonance elimination structure, includes a sand shooting section of thick bamboo (1) that is used for the core shooting machine, its characterized in that: penetrate the top of sand section of thick bamboo (1) and be provided with into hopper (2), the inside of going into hopper (2) is provided with cylinder cavity (3), the inside of going into hopper (2) is provided with the cavity body (4), be provided with solid fixed cylinder (5) between the cavity body (4) and cylinder cavity (3), set up the supporting component who has buffering sound insulation function in the cavity body (4), it is connected with transmission shaft (7) to go into to rotate through the bearing on hopper (2), the one end of transmission shaft (7) is run through into hopper (2) and is provided with vibrating motor (71), the top that lies in cylinder cavity (3) on solid fixed cylinder (5) is provided with arc seat (8), the clearance has between arc seat (8) and solid fixed cylinder (5), be provided with the syllable-dividing subassembly that opens and shuts in the clearance of being convenient for on arc seat (8).
2. The core shooter with resonance elimination structure for crankshaft machining according to claim 1, characterized in that: the upper and lower both sides of cylinder cavity (3) all are open structure, the upper and lower both sides of a fixed section of thick bamboo (5) all are open structure, the outside that lies in vibrating motor (71) on going into hopper (2) is provided with sound insulation section of thick bamboo (72), the opening part of sound insulation section of thick bamboo (72) is provided with installation lid (73), installation lid (73) are fixed on sound insulation section of thick bamboo (72) through the bolt.
3. The core shooter with resonance elimination structure for crankshaft machining according to claim 1, characterized in that: the supporting component comprises first rubber balls (6), the first rubber balls (6) are embedded and bonded on the surface of the fixed cylinder (5), the first rubber balls (6) are provided with multiple groups, the first rubber balls (6) of the multiple groups are distributed circumferentially around the fixed cylinder (5), the first rubber balls (6) of each group are provided with multiple groups, and the first rubber balls (6) of each group are distributed around the axial arrangement of the fixed cylinder (5).
4. The core shooter with resonance elimination structure for crankshaft machining according to claim 1, characterized in that: the surface of the cavity body (4) is provided with a second rubber ball (61) and a third rubber ball (62) respectively, a first connecting rod (63) is arranged between the second rubber ball (61) and the first rubber ball (6), and a second connecting rod (64) is arranged between the third rubber ball (62) and the first rubber ball (6).
5. The core shooter with resonance elimination structure for crankshaft machining according to claim 1, characterized in that: the transmission shaft (7) is provided with a plurality of poking plates (74) in the cylindrical cavity (3), the poking plates (74) are distributed circumferentially around the transmission shaft (7), and one side of each poking plate (74) is of an inclined surface structure and is attached to the surface of the fixed cylinder (5).
6. The core shooter with resonance elimination structure for crankshaft machining according to claim 1, characterized in that: the opening and closing assembly comprises a supporting block (81), storage cavities (82) are formed in two sides of the bottom of the circular arc seat (8), a fixing block (83) is arranged at an opening of each storage cavity (82), the fixing blocks (83) are fixed on the circular arc seat (8) through screws, guide rods (85) are arranged in the storage cavities (82) on the inner sides of the fixing blocks (83), and springs (86) are sleeved on the guide rods (85).
7. The core shooter with resonance elimination structure for crankshaft machining according to claim 6, characterized in that: the supporting block (81) penetrates through the fixing block (83) and is inserted into the containing cavity (82) in a sliding mode, the bottom end of the supporting block corresponds to one side of the poking plate (74) to form an inclined surface structure, a limiting block (84) is arranged at one end of the supporting block (81), the limiting block (84) is sleeved on the guide rod (85) in a sliding mode, and a first air bag (87) is arranged between the limiting block (84) and the containing cavity (82).
8. The core shooter with resonance elimination structure for crankshaft machining according to claim 1, characterized in that: grooves are formed in the two sides of the arc seat (8), a second air bag (88) is arranged in each groove, and a connecting pipe (89) is arranged between each second air bag (88) and each first air bag (87).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210366127.XA CN114799082A (en) | 2022-04-08 | 2022-04-08 | Core shooting machine with resonance elimination structure for crankshaft machining |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210366127.XA CN114799082A (en) | 2022-04-08 | 2022-04-08 | Core shooting machine with resonance elimination structure for crankshaft machining |
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CN114799082A true CN114799082A (en) | 2022-07-29 |
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CN202210366127.XA Pending CN114799082A (en) | 2022-04-08 | 2022-04-08 | Core shooting machine with resonance elimination structure for crankshaft machining |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH105934A (en) * | 1996-06-24 | 1998-01-13 | Taiyo Chuki Co Ltd | Method for vibration-molding of green mold and device therefor |
DE19735122A1 (en) * | 1996-08-19 | 1998-02-26 | Osaka Shell Industry Co | Apparatus for production of casting cores |
CN103896027A (en) * | 2014-03-19 | 2014-07-02 | 中国矿业大学 | Novel impeller feeder |
CN103949598A (en) * | 2014-05-19 | 2014-07-30 | 杨帆 | Sand shooting mechanism of core shooting machine |
CN106946133A (en) * | 2017-03-30 | 2017-07-14 | 福建科大高科发展有限公司 | The elevator that a kind of anti-floor personnel that delay to open the door fall |
CN210388772U (en) * | 2019-06-03 | 2020-04-24 | 芜湖代曼特金属制品有限公司 | Low noise type fastener burnishing device |
CN112524523A (en) * | 2020-11-02 | 2021-03-19 | 安徽合宇天成建设工程有限公司 | Intelligent LED vertical lighting system |
CN212836065U (en) * | 2020-07-07 | 2021-03-30 | 郑州科泰激光机械设备有限公司 | Energy-saving steel component workshop wall |
CN213591696U (en) * | 2020-10-29 | 2021-07-02 | 常州市益超铸工材料有限公司 | Sand adding device of cold box core shooter |
-
2022
- 2022-04-08 CN CN202210366127.XA patent/CN114799082A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH105934A (en) * | 1996-06-24 | 1998-01-13 | Taiyo Chuki Co Ltd | Method for vibration-molding of green mold and device therefor |
DE19735122A1 (en) * | 1996-08-19 | 1998-02-26 | Osaka Shell Industry Co | Apparatus for production of casting cores |
CN103896027A (en) * | 2014-03-19 | 2014-07-02 | 中国矿业大学 | Novel impeller feeder |
CN103949598A (en) * | 2014-05-19 | 2014-07-30 | 杨帆 | Sand shooting mechanism of core shooting machine |
CN106946133A (en) * | 2017-03-30 | 2017-07-14 | 福建科大高科发展有限公司 | The elevator that a kind of anti-floor personnel that delay to open the door fall |
CN210388772U (en) * | 2019-06-03 | 2020-04-24 | 芜湖代曼特金属制品有限公司 | Low noise type fastener burnishing device |
CN212836065U (en) * | 2020-07-07 | 2021-03-30 | 郑州科泰激光机械设备有限公司 | Energy-saving steel component workshop wall |
CN213591696U (en) * | 2020-10-29 | 2021-07-02 | 常州市益超铸工材料有限公司 | Sand adding device of cold box core shooter |
CN112524523A (en) * | 2020-11-02 | 2021-03-19 | 安徽合宇天成建设工程有限公司 | Intelligent LED vertical lighting system |
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