CN115026246B - High-precision core cooling machine - Google Patents
High-precision core cooling machine Download PDFInfo
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- CN115026246B CN115026246B CN202210679074.7A CN202210679074A CN115026246B CN 115026246 B CN115026246 B CN 115026246B CN 202210679074 A CN202210679074 A CN 202210679074A CN 115026246 B CN115026246 B CN 115026246B
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- frame
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- assembly
- sliding
- air inlet
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- 238000001816 cooling Methods 0.000 title claims abstract description 7
- 239000004576 sand Substances 0.000 claims abstract description 67
- 238000000465 moulding Methods 0.000 claims abstract description 45
- 239000003110 molding sand Substances 0.000 claims abstract description 17
- 238000003825 pressing Methods 0.000 claims description 42
- 238000001125 extrusion Methods 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 244000035744 Hura crepitans Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C13/00—Moulding machines for making moulds or cores of particular shapes
- B22C13/12—Moulding machines for making moulds or cores of particular shapes for cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
Abstract
The application relates to the technical field of sand core manufacturing, in particular to a high-precision core cooling machine, which comprises a frame, wherein a feed hopper and an air cylinder are arranged on the frame, the feed hopper and the air cylinder are independently arranged, a plurality of first cross beams are arranged on the frame, the first cross beams are arranged on two opposite sides of the frame, a first sliding rail is arranged on the first cross beams, a sand shooting device and an air inlet device are in sliding fit between the first sliding rails, a molding chamber for molding sand is arranged at the bottom of the frame, a plurality of second cross beams are arranged on the frame at the bottom of the first cross beams, and the second cross beams are arranged on two opposite sides of the frame; the second beam is provided with a guide sliding rail, the sand shooting device is provided with a first sliding component used for guiding the sand shooting device, the air inlet device is provided with a second sliding component used for guiding the air inlet device, and the first sliding component and the second sliding component are in sliding fit with the guide sliding rail. The application has the effect of improving the moving precision of the sand shooting device and the air inlet device.
Description
Technical Field
The application relates to the technical field of sand core manufacturing, in particular to a high-precision core cooling machine.
Background
The core cooler utilizes compressed air to uniformly inject molding sand into a sand box for pre-compaction, and then applies pressure for compaction to form a sand core. The core cooling machine comprises a frame, a sand shooting device and an air inlet device, wherein the sand shooting device and the air inlet device are arranged on the frame, a molding chamber is arranged at the bottom of the frame, rollers are arranged at the tops of the sand shooting device and the air inlet device, the rollers slide on the frame, and when the sand shooting device is aligned with the molding chamber, molding sand is shot into the molding chamber; when the air inlet device is aligned with the molding chamber, molding sand is compacted in the molding chamber by the air inlet device.
The inventor finds that because the sand shooting device and the air inlet device have complex structures and large mass, when the sand shooting device and the air inlet device slide on the frame, the roller bears excessive pressure and is easy to deviate, so that the moving precision is influenced.
Disclosure of Invention
The application provides a high-precision core cooler, which aims to solve the problem that a roller is subjected to excessive pressure and is easy to deviate.
The application provides a high-precision core cooler, which adopts the following technical scheme: the high-precision core cooling machine comprises a frame, wherein a feed hopper and an air cylinder are arranged on the frame, the feed hopper and the air cylinder are independently arranged, a plurality of first cross beams are arranged on the frame, the first cross beams are arranged on two opposite sides of the frame, a first sliding rail is arranged on the first cross beams, a sand shooting device and an air inlet device are in sliding fit between the first sliding rails, a molding chamber for molding sand is arranged at the bottom of the frame, a plurality of second cross beams are arranged on the frame at the bottom of the first cross beams, and the second cross beams are arranged on two opposite sides of the frame; the sand shooting device is characterized in that a guide sliding rail is arranged on the second cross beam, a first sliding component used for guiding the sand shooting device is arranged on the sand shooting device, a second sliding component used for guiding the air inlet device is arranged on the air inlet device, and the first sliding component and the second sliding component are in sliding fit with the guide sliding rail.
By adopting the technical scheme, when the sand shooting device and the air inlet device move on the frame, the first sliding rail can play a supporting role on the sand shooting device and the air inlet device; the guide sliding rail can play a guide role on the air inlet device, so that the sand shooting device and the air inlet device can be prevented from being deviated as much as possible when moving, and the moving precision of the sand shooting device and the air inlet device can be improved.
In a specific implementation manner, the first sliding component comprises a first guide frame and a first guide wheel, the first guide frame is arranged on the sand shooting device, the first guide wheel is provided with a plurality of guide sliding rails and is arranged on two opposite sides of the first guide frame, and the second cross beam is provided with a guide sliding rail, and the first guide wheel is in sliding fit with the guide sliding rail; the second sliding assembly comprises a second guide frame and second guide wheels, the second guide frame is arranged on the air inlet device, the second guide wheels are arranged on a plurality of sides opposite to the second guide frame, and the second guide wheels are in sliding fit with the guide sliding rails.
By adopting the technical scheme, the first guide wheel is in sliding fit with the guide sliding rail, and the guide sliding rail supports the first guide wheel, so that the guide sliding rail can support the sand shooting device; the second leading wheel and the guide slide rail sliding fit, the guide slide rail supports the second leading wheel to the guide slide rail can support air inlet unit, helps making the removal of sand shooting device and air inlet unit on the guide slide rail more stable.
In a specific embodiment, the guide rail is a V-shaped rail, and the first guide wheel and the second guide wheel are V-shaped wheels.
Through adopting above-mentioned technical scheme, V type wheel slides on V type slide rail, and the contact of V type wheel and V type slide rail belongs to the line contact to can reduce the friction between the two, help improving intensity and transmission precision.
In a specific implementation mode, the first guide frame is connected with the second guide frame through a connecting piece, a driving component is arranged on the support, and the driving piece is used for pushing the sand shooting device and the air inlet device to move.
Through adopting above-mentioned technical scheme, link to each other first leading truck and second leading truck through the connecting piece to drive assembly can drive sand injection device and air inlet unit and remove on the direction slide rail simultaneously, helps improving the removal efficiency of sand injection device and air inlet unit on the direction slide rail, thereby improves the work efficiency of cold core machine.
In a specific embodiment, the frame is provided with an extrusion mechanism for extruding the molding chamber, the extrusion mechanism comprises a side pressure assembly and an upper pressure assembly, and the side pressure assembly is provided with a plurality of groups and is arranged on two opposite sides of the molding chamber.
By adopting the technical scheme, the side pressure assembly is arranged to extrude the side wall of the molding chamber, so that deformation of the molding chamber caused by overlarge extrusion force after molding sand enters the molding chamber can be avoided as much as possible; through setting up the subassembly that pushes up, the subassembly that pushes up extrudees the top of molding room, can avoid molding sand to the greatest extent after getting into the molding room, the top of molding room produces the deformation to can make the difficult deformation of the psammitolite that forms.
In a specific embodiment, the side pressure assembly includes a side pressure plate and a side pressure pusher, the side pressure pusher being disposed on the frame, the side pressure pusher being coupled to the side pressure plate.
Through adopting above-mentioned technical scheme, promote the side clamp plate through the side pressure impeller, make the side clamp plate extrude the lateral wall of molding room, can avoid the lateral wall of molding room to produce deformation as far as possible to can make the psammitolite of formation be difficult for warping.
In a specific implementation manner, the upper pressing assembly comprises an upper pressing frame and an upper pressing driving piece, the upper pressing driving piece is connected with the upper pressing frame, a guiding assembly used for guiding movement of the upper pressing frame is arranged on the rack, and the guiding assembly is connected with the upper pressing frame.
By adopting the technical scheme, the upper pressing driving piece drives the upper pressing frame to lift, so that the top of the modeling chamber is pressed; through setting up the guide component, lead the removal of last press frame through the guide component, help avoiding as far as possible to go up the press frame and produce the skew when removing, make the removal of removing the frame more stable.
In a specific implementation manner, the guide components are provided with a plurality of groups and are arranged on two opposite sides of the frame, the top of the frame is provided with a connecting seat, the connecting seat is rotationally connected with a connecting shaft, and the guide components are connected through the connecting shaft.
Through adopting above-mentioned technical scheme, through setting up the connecting axle, multiunit guiding component passes through the connecting axle and links to each other, and the connecting axle can drive multiunit guiding component synchronous motion to can lead to last press the frame in step, help avoiding last press the frame slope at the lift in-process as far as possible, help playing better guiding effect.
In a specific implementation manner, the guide assembly comprises a plurality of guide rods, a plurality of connecting blocks and a plurality of connecting plates, one ends of the guide rods are arranged on the upper pressing frame, the other ends of the guide rods penetrate through the second cross beam and are connected with the connecting blocks, the connecting blocks are used for connecting the plurality of guide rods, one ends of the connecting plates are rotationally connected with the connecting seats, and the other ends of the connecting plates are rotationally connected with the connecting blocks.
By adopting the technical scheme, when the upper pressing driving piece drives the upper pressing frame to ascend, the upper pressing frame drives the guide rod and the connecting block to move upwards, and the connecting block drives the connecting plate to rotate around the connecting shaft, so that the other group of guide components can be driven to ascend; the connecting blocks are used for connecting the plurality of guide rods, so that the guide rods can synchronously move, and the top ends and the bottom ends of the guide rods are kept horizontal, so that the inclined upper pressing frame can be further avoided as much as possible.
In a specific implementation manner, the second cross beam is provided with a mounting plate, the driving assembly is arranged between the mounting plate and the first guide frame, the driving assembly comprises a driving motor, a gear and a rack, the rack is arranged on the mounting plate and faces the first guide frame, the first guide frame is provided with a fixing plate, the driving motor is arranged on the fixing plate, the gear is arranged on an output shaft of the driving motor, and the gear is meshed with the rack.
Through adopting above-mentioned technical scheme, driving motor drives gear rotation, through gear and rack engagement, drives first leading truck and removes on the direction slide rail, helps improving the moving accuracy.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first sliding rail plays a supporting role on the sand shooting device and the air inlet device, and the guiding sliding rail plays a guiding role on the sand shooting device and the air inlet device, so that the sand shooting device and the air inlet device can be prevented from shifting when moving as much as possible, and the moving precision of the sand shooting device and the air inlet device is improved;
2.V type wheels slide on the V-shaped slide rail, so that friction between the two types of wheels can be reduced, and the strength and the transmission precision can be improved;
3. the extrusion mechanism can avoid the molding sand from deforming in the molding chamber after entering the molding chamber as much as possible, so that the formed sand core is not easy to deform.
Drawings
Fig. 1 is a schematic overall structure of embodiment 1.
Fig. 2 is a schematic diagram of the positional relationship of the first beam and the second beam in embodiment 1.
Fig. 3 is a schematic structural view of the first slide assembly and the second slide assembly in embodiment 1.
Fig. 4 is a schematic structural view of the driving assembly in embodiment 1.
Fig. 5 is a front view of the pressing structure in embodiment 1.
Fig. 6 is a schematic view of the structure of the guide assembly in embodiment 1.
Fig. 7 is a schematic structural view of the driving assembly in embodiment 2.
Fig. 8 is an enlarged view at a in fig. 7.
Reference numerals illustrate:
1. a frame; 11. a first cross beam; 12. a second cross beam; 2. a feed hopper; 3. an air cylinder; 4. a modeling chamber; 5. a first slide rail; 51. a first support plate; 52. a first support roller; 53. a first telescopic rod; 54. a sand shooting device; 55. a sand shooting pipe; 6. a guide rail; 61. a first slide assembly; 62. a first guide frame; 63. a first guide wheel; 7. a second support plate; 71. a second support roller; 72. a second telescopic rod; 73. an air intake device; 74. an air tap; 75. a second slide assembly; 76. a second guide frame; 77. a second guide wheel; 78. a connecting rod; 79. a driving cylinder; 70. a mounting base; 8. an extrusion mechanism; 81. a side pressure assembly; 811. a side pressure plate; 812. a side pressure cylinder; 82. an upper pressing assembly; 821. pressing a frame; 822. an upper pressure cylinder; 83. a guide assembly; 84. a connecting shaft; 85. a connecting seat; 86. a guide rod; 87. a connecting block; 88. a connecting plate; 9. a mounting plate; 91. a driving motor; 92. a gear; 93. a rack; 94. a fixing plate; 10. and a drive assembly.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings.
The embodiment of the application discloses a high-precision core cooler, which comprises a frame 1, wherein a feed hopper 2 and a cylinder 3 are fixed at the top of the frame 1, and the feed hopper 2 and the cylinder 3 are independently arranged. A molding chamber 4 for molding sand to enter into to form a sand core is arranged at the bottom of the frame 1.
Referring to fig. 2 and 3, two first cross beams 11 are fixed to the frame 1, and the first cross beams 11 are fixed to opposite sides of the frame 1. The first cross beam 11 is fixedly provided with a first slide rail 5, a first supporting plate 51 is arranged between the first slide rails 5 on two opposite sides of the frame 1, first supporting rollers 52 are rotatably connected to opposite side walls of the first supporting plate 51, and the first supporting rollers 52 are in sliding fit with the first slide rails 5. A plurality of first telescopic rods 53 are fixed on the first supporting plate 51, and sand shooting devices 54 are fixed at the bottom ends of the first telescopic rods 53. The sand shooting device 54 is fixed with a sand shooting pipe 55 at the top, and the sand shooting pipe 55 is communicated with the sand shooting device 54. Referring to fig. 1, when the sand-jetting device 54 is moved to the hopper 2, sand is introduced into the sand-jetting device 54 from the hopper 2 through the sand-jetting pipe 55, and the sand-jetting device 54 moves to the molding chamber 4 with the sand, thereby jetting the sand into the molding chamber 4.
Referring to fig. 2 and 3, two second cross beams 12 are fixed on the frame 1 at the bottom of the first cross beam 11, the second cross beams 12 are fixed on two opposite side walls of the frame 1, and guide slide rails 6 are fixed on the second cross beams 12. A first sliding component 61 is arranged between the second cross beams 12 on two sides of the frame 1, the first sliding component 61 is in sliding fit with the second cross beams 12, and the first sliding component 61 is used for guiding the sand shooting device 54. The first sliding assembly 61 comprises a first guide frame 62 and a plurality of first guide wheels 63, the first guide frame 62 is sleeved on the first telescopic rod 53, the first guide wheels 63 are rotatably connected to two opposite side walls of the first guide frame 62, and the first guide wheels 63 are in sliding fit with the guide sliding rails 6. The guide rail 6 is a V-shaped rail, and the first guide wheel 63 is a V-shaped wheel. Since the contact of the V-shaped wheel and the V-shaped slide rail is a linear contact, the friction generated between the V-shaped wheel and the V-shaped slide rail is small, which is helpful to reduce the abrasion of the first guide wheel 63 and the guide slide rail 6, thereby being helpful to improve the transmission precision.
Referring to fig. 3, a second support plate 7 is disposed between the first slide rails 5 on opposite sides of the frame 1, and second support rollers 71 are rotatably connected to opposite side walls of the second support plate 7, and the second support rollers 71 are slidably engaged with the first slide rails 5. A plurality of second telescopic rods 72 are fixed on the second supporting plate 7, and an air inlet device 73 is fixed at the bottom end of each second telescopic rod 72. The second telescopic rod 72 is arranged in a hollow mode, and an air tap 74 is fixed to the top end of the second telescopic rod 72. Referring to fig. 1, when the second support plate 7 moves to above the molding chamber 4, the air tap 74 is in communication with the air cylinder 3 through a pipe, and the second telescopic rod 72 is in communication with the air inlet device 73. When the air inlet device 73 moves to the upper part of the molding chamber 4, the air cylinder 3 injects air into the air inlet device 73, and the air inlet device 73 presses the air into the molding chamber 4, so that molding sand in the molding chamber 4 is compacted.
Referring to fig. 3, a second sliding assembly 75 is disposed between the second beams 12 on both sides of the frame 1, the second sliding assembly 75 is slidably engaged with the air inlet device 73, and the second sliding assembly 75 is used for guiding the air inlet device 73. The second sliding assembly 75 comprises a second guide frame 76 and a plurality of second guide wheels 77, the second guide frame 76 is sleeved on the second telescopic rod 72, the second guide wheels 77 are rotatably connected to two side walls of the second guide frame 76 opposite to each other, and the second guide wheels 77 are in sliding fit with the guide sliding rails 6. The guide sliding rail 6 is a V-shaped sliding rail, and the second guide wheel 77 is a V-shaped wheel. Since the contact of the V-shaped wheel and the V-shaped slide rail belongs to linear contact, friction generated between the V-shaped wheel and the V-shaped slide rail is small, abrasion of the second guide wheel 77 and the guide slide rail 6 is reduced, and transmission precision is improved.
Referring to fig. 4, a connecting member, specifically a connecting rod 78, is disposed between the sand shooting device 54 and the air intake device 73, and one end of the connecting rod 78 is fixedly connected to the first guide frame 62, and the other end is fixedly connected to the second guide frame 76. The machine frame 1 is fixedly provided with a driving assembly 10, the driving assembly 10 comprises a driving air cylinder 79 and a mounting seat 70, the mounting seat 70 is fixed on the machine frame 1, the driving air cylinder 79 is fixed on the mounting seat 70, the driving air cylinder 79 is arranged towards the sand shooting device 54, and a piston rod of the driving air cylinder 79 is fixedly connected with a connecting rod 78. The piston rod of the driving cylinder 79 stretches out and draws back, so that the sand shooting device 54 and the air inlet device 73 can be driven to move simultaneously, and the working efficiency of the sand core can be improved.
Referring to fig. 5, the frame 1 is provided with an extrusion mechanism 8 for extruding the molding chamber 4, the extrusion mechanism 8 includes a side pressure assembly 81 and an upper pressure assembly 82, the side pressure assembly 81 is used for extruding the side wall of the molding chamber 4, and the upper pressure assembly 82 is used for extruding the top wall of the molding chamber 4, so as to help avoid deformation of the molding chamber 4 caused by excessive pressure in the process of manufacturing the sand core as much as possible.
Referring to fig. 5, the side pressure assembly 81 is provided with a plurality of groups and is disposed at opposite sides of the molding chamber 4, the side pressure assembly 81 includes a side pressure plate 811 and a side pressure pushing member, the side pressure pushing member is fixed on the frame 1, the side pressure pushing member is specifically a side pressure cylinder 812, and a piston rod of the side pressure cylinder 812 is connected to the side pressure plate 811.
Referring to fig. 5 and 6, the upper pressing assembly 82 includes an upper pressing frame 821 and an upper pressing driving member, which is specifically an upper pressing cylinder 822, the upper pressing cylinder 822 is fixed on the second beam 12 and is disposed toward the molding chamber 4, a piston rod of the upper pressing cylinder 822 is connected to the upper pressing frame 821, and a guide assembly 83 for guiding movement of the upper pressing frame 821 is provided on the upper pressing frame 821.
Referring to fig. 5 and 6, the guide assemblies 83 are provided with two groups and are respectively disposed on two opposite sides of the frame 1, the two groups of guide assemblies 83 have the same structure, the two groups of guide assemblies 83 are connected through a connecting shaft 84, two connecting seats 85 are fixed on the top wall of the frame 1, and the connecting shaft 84 is disposed between the two connecting seats 85. The guide assembly 83 includes a plurality of guide rods 86, two guide rods 87 and a connecting plate 88, wherein the guide rods 86 are provided, in this embodiment, two guide rods 86 are respectively provided at two sides of the upper pressing cylinder 822, one end of each guide rod 86 is fixed on the upper pressing frame 821, the other end passes through the second cross beam 12 and is fixedly connected with the connecting block 87, and the connecting block 87 is used for connecting the two guide rods 86. One end of the connecting plate 88 is rotatably connected to the connecting seat 85, and the other end is rotatably connected to the connecting block 87. When the piston rod of the upper pressing cylinder 822 stretches and contracts, the upper pressing frame 821 can be driven to move up and down, when the upper pressing frame 821 moves, the guide rods 86 guide the upper pressing frame 821, the two guide rods 86 are connected through the connecting block 87, the upper pressing frame 821 can be prevented from being deviated during movement as much as possible, and the movement of the upper pressing frame 821 is more stable.
The implementation principle of the embodiment 1 is as follows: the driving cylinder 79 drives the sand shooting device 54 and the air inlet device 73 to move on the guide sliding rail 6, the first sliding rail 5 plays a supporting role on the sand shooting device 54 and the air inlet device 73, the guide sliding rail 6 plays a guiding role on the movement of the sand shooting device 54 and the air inlet device 73, and the sand shooting device 54 and the air inlet device 73 are prevented from being deviated in the moving process as much as possible. When the sand shooting device 54 is aligned with the feeding hopper 2, the air inlet device 73 is aligned with the air cylinder 3, after the feeding hopper 2 injects molding sand into the sand shooting device 54, the piston rod of the driving air cylinder 79 is contracted, the sand shooting device 54 is driven to move above the molding chamber 4, and the sand shooting device 54 takes the molding sand into the molding chamber 4. The piston rod of the driving cylinder 79 is then extended to push the air inlet device 73 to the upper part of the molding chamber 4, and the air cylinder 3 injects air into the molding chamber 4 through the air inlet device 73 to compact the molding sand in the molding chamber 4.
Example 2:
this embodiment differs from embodiment 1 in that: referring to fig. 7 and 8, a plurality of mounting plates 9 are fixed to the second cross member 12, and the mounting plates 9 are provided on both sides of the direction in which the sand shooting device 54 and the air intake device 73 move. The driving assembly 10 is provided with two groups and is arranged between the mounting plate 9 and the first guide frame 62, the driving assembly 10 comprises a driving motor 91, a gear 92 and a rack 93, the rack 93 is fixed on the mounting plate 9, and the rack 93 is arranged towards the first guide frame 62. A fixed plate 94 is fixed to the first guide frame 62, the driving motor 91 is fixed to the fixed plate 94, the gear 92 is coaxially fixed to an output shaft of the driving motor 91, and the gear 92 is engaged with the rack 93. The gear 92 is driven to rotate by the driving motor 91, the gear 92 is meshed with the rack 93, the driving motor 91 drives the first guide frame 62 and the air inlet device 73 to move along the length direction of the guide sliding rail 6, so that the sand shooting device 54 and the air inlet device 73 can be conveniently moved, and the gear 92 is meshed with the rack 93, so that the moving precision of the sand shooting device 54 and the air inlet device 73 can be improved.
The implementation principle of the embodiment 2 is as follows: the driving motor 91 drives the gear 92 to rotate, so that the sand shooting device 54 and the air inlet device 73 are driven to move on the guiding sliding rail 6, the first sliding rail 5 plays a supporting role on the sand shooting device 54 and the air inlet device 73, the guiding sliding rail 6 plays a guiding role on the movement of the sand shooting device 54 and the air inlet device 73, and the sand shooting device 54 and the air inlet device 73 are prevented from being deviated in the moving process as much as possible. When the sand shooting device 54 is aligned with the feeding hopper 2, the air inlet device 73 is aligned with the air cylinder 3, after the feeding hopper 2 injects molding sand into the sand shooting device 54, the piston rod of the driving air cylinder 79 is contracted, the sand shooting device 54 is driven to move above the molding chamber 4, and the sand shooting device 54 takes the molding sand into the molding chamber 4. The piston rod of the driving cylinder 79 is then extended to push the air inlet device 73 to the upper part of the molding chamber 4, and the air cylinder 3 injects air into the molding chamber 4 through the air inlet device 73 to compact the molding sand in the molding chamber 4.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (9)
1. The utility model provides a high accuracy core cooling machine, includes frame (1), be equipped with feeder hopper (2) and cylinder (3) on frame (1), feeder hopper (2) and cylinder (3) independently set up, be equipped with many first crossbeams (11) on frame (1), first crossbeam (11) set up in the both sides that frame (1) are relative, be equipped with first slide rail (5) on first crossbeam (11), sliding fit has sand shooting device (54) and air inlet unit (73) between first slide rail (5), frame (1) bottom is equipped with molding room (4) that are used for making the molding sand design, its characterized in that: a plurality of second cross beams (12) are arranged on the frame (1) at the bottom of the first cross beam (11), and the second cross beams (12) are arranged on two opposite sides of the frame (1); the sand shooting device is characterized in that a guide sliding rail (6) is arranged on the second cross beam (12), a first sliding component (61) used for guiding the sand shooting device (54) is arranged on the sand shooting device (54), a second sliding component (75) used for guiding the air inlet device (73) is arranged on the air inlet device (73), the first sliding component (61) and the second sliding component (75) are in sliding fit with the guide sliding rail (6), the first sliding component (61) comprises a first guide frame (62) and a first guide wheel (63), the first guide frame (62) is arranged on the sand shooting device (54), the first guide wheels (63) are arranged on a plurality of opposite sides of the first guide frame (62), and the first guide wheels (63) are in sliding fit with the guide sliding rail (6); the second sliding assembly (75) comprises a second guide frame (76) and second guide wheels (77), the second guide frame (76) is arranged on the air inlet device (73), the second guide wheels (77) are arranged on a plurality of opposite sides of the second guide frame (76), and the second guide wheels (77) are in sliding fit with the guide sliding rails (6).
2. The high precision core cooler of claim 1, wherein: the guide slide rail (6) is a V-shaped slide rail, and the first guide wheel (63) and the second guide wheel (77) are both V-shaped wheels.
3. The high precision core cooler of claim 1, wherein: the first guide frame (62) and the second guide frame (76) are connected through a connecting piece, a driving assembly (10) is arranged on the frame (1), and the driving assembly (10) is used for pushing the sand shooting device (54) and the air inlet device (73) to move.
4. The high precision core cooler of claim 1, wherein: the machine frame (1) is provided with an extrusion mechanism (8) for extruding the molding chamber (4), the extrusion mechanism (8) comprises a side pressure assembly (81) and an upper pressure assembly (82), and the side pressure assembly (81) is provided with a plurality of groups and is arranged on two opposite sides of the molding chamber (4).
5. The high-precision core cooler as set forth in claim 4, wherein: the side pressure assembly (81) comprises a side pressure plate (811) and a side pressure pushing piece, wherein the side pressure pushing piece is arranged on the frame (1) and is connected with the side pressure plate (811).
6. The high-precision core cooler as set forth in claim 4, wherein: the upper pressing assembly (82) comprises an upper pressing frame (821) and an upper pressing driving piece, the upper pressing driving piece is connected with the upper pressing frame (821), a guide assembly (83) used for guiding movement of the upper pressing frame (821) is arranged on the frame (1), and the guide assembly (83) is connected with the upper pressing frame (821).
7. The high-precision core cooler of claim 6, wherein: the guide components (83) are provided with a plurality of groups and are arranged on two opposite sides of the frame (1), a connecting seat (85) is arranged at the top of the frame (1), a connecting shaft (84) is connected to the connecting seat (85) in a rotating mode, and the guide components (83) are connected through the connecting shaft (84).
8. The high precision core cooler of claim 7, wherein: the guide assembly (83) comprises guide rods (86), connecting blocks (87) and connecting plates (88), the guide rods (86) are arranged in a plurality of ways, one ends of the guide rods (86) are arranged on the upper pressing frame (821), the other ends of the guide rods penetrate through the second cross beam (12) to be connected with the connecting blocks (87), the connecting blocks (87) are used for connecting the guide rods (86), one ends of the connecting plates (88) are rotatably connected with the connecting seats (85), and the other ends of the connecting plates are rotatably connected with the connecting blocks (87).
9. A high precision core cooler as set forth in claim 3, wherein: be equipped with mounting panel (9) on second crossbeam (12), drive assembly (10) set up between mounting panel (9) and first leading truck (62), drive assembly (10) are including driving motor (91), gear (92) and rack (93), rack (93) set up on mounting panel (9) and set up towards first leading truck (62), be equipped with fixed plate (94) on first leading truck (62), driving motor (91) set up on fixed plate (94), gear (92) set up on the output shaft of driving motor (91), gear (92) and rack (93) meshing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210679074.7A CN115026246B (en) | 2022-06-16 | 2022-06-16 | High-precision core cooling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210679074.7A CN115026246B (en) | 2022-06-16 | 2022-06-16 | High-precision core cooling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115026246A CN115026246A (en) | 2022-09-09 |
| CN115026246B true CN115026246B (en) | 2023-11-10 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB847083A (en) * | 1956-10-29 | 1960-09-07 | Foundry Equipment Ltd | Improvements in or relating to foundry core making machines |
| GB1461850A (en) * | 1974-04-11 | 1977-01-19 | Otaki S | Machine for producing casting sand mould parts |
| GB2057319A (en) * | 1979-08-22 | 1981-04-01 | Sintokogio Ltd | Moulding machine |
| JPS6390335A (en) * | 1986-10-04 | 1988-04-21 | Sintokogio Ltd | Molding method for green sand core |
| CN109807290A (en) * | 2019-03-22 | 2019-05-28 | 苏州三信机器制造有限公司 | A kind of cold core machine |
| CN110496945A (en) * | 2019-09-24 | 2019-11-26 | 苏州苏铸成套装备制造有限公司 | Full-automatic cold-box core blower |
| CN111468684A (en) * | 2020-05-29 | 2020-07-31 | 苏州三信机器制造有限公司 | Special cold core machine for cast tube bell mouth sand core |
-
2022
- 2022-06-16 CN CN202210679074.7A patent/CN115026246B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB847083A (en) * | 1956-10-29 | 1960-09-07 | Foundry Equipment Ltd | Improvements in or relating to foundry core making machines |
| GB1461850A (en) * | 1974-04-11 | 1977-01-19 | Otaki S | Machine for producing casting sand mould parts |
| GB2057319A (en) * | 1979-08-22 | 1981-04-01 | Sintokogio Ltd | Moulding machine |
| JPS6390335A (en) * | 1986-10-04 | 1988-04-21 | Sintokogio Ltd | Molding method for green sand core |
| CN109807290A (en) * | 2019-03-22 | 2019-05-28 | 苏州三信机器制造有限公司 | A kind of cold core machine |
| CN110496945A (en) * | 2019-09-24 | 2019-11-26 | 苏州苏铸成套装备制造有限公司 | Full-automatic cold-box core blower |
| CN111468684A (en) * | 2020-05-29 | 2020-07-31 | 苏州三信机器制造有限公司 | Special cold core machine for cast tube bell mouth sand core |
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| CN115026246A (en) | 2022-09-09 |
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