CN113333688B - Molding machine micro-vibration mechanism for mold production - Google Patents
Molding machine micro-vibration mechanism for mold production Download PDFInfo
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- CN113333688B CN113333688B CN202110471681.XA CN202110471681A CN113333688B CN 113333688 B CN113333688 B CN 113333688B CN 202110471681 A CN202110471681 A CN 202110471681A CN 113333688 B CN113333688 B CN 113333688B
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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
- B22C15/28—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing
- B22C15/30—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing by both pressing and jarring devices
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Abstract
The invention relates to the technical field of casting molds and discloses a micro-vibration mechanism of a molding machine for mold production, which comprises a compaction cylinder, wherein a press plug is movably sleeved in an inner cavity of the compaction cylinder, a pressure spring is fixedly installed at the bottom of the inner cavity of the press plug, a jarring cylinder is fixedly installed on the upper surface of the pressure spring, and a jarring plug is movably sleeved in the middle of the jarring cylinder. This molding machine microseismic mechanism is used in mould production, through arranging the middle chamber of pressure port intercommunication piston and suction hole, the ratchet leaf of ratchet clockwise orientation for the mould frame moves down the in-process under pressure spring or exhaust hole gassing effect, the driving tooth rotates the transmission to the ratchet with the ratch meshing, the ratchet can drive the eccentric wheel and rotate work, with piston and suction hole middle intracavity air suction, in the mould frame shifts up the in-process, the ratchet does not transmit, guarantee the piston moves down the suction effect, can not with arranging the interior air suction of pressure port, guarantee the suction effect of piston to the suction hole, and then guarantee the compactness of suction hole top grit.
Description
Technical Field
The invention relates to the technical field of casting molds, in particular to a micro-vibration mechanism of a molding machine for mold production.
Background
Casting is a basic process of modern mechanical manufacturing industry, casting mechanical equipment is machinery for smelting metal into liquid meeting certain requirements, pouring the liquid into a casting model, cooling, solidifying and cleaning to obtain a casting with a preset shape, size and performance, and common casting equipment comprises a sand mixer, a shakeout machine, a molding machine and the like.
The molding machine is used for manufacturing casting equipment of a sand mold, the sand is compacted to form a mold, metal liquid can be injected into the mold for cooling and molding, the equipment is mainly used for filling sand, loose molding sand is filled into a sand box, the molding sand is compacted, the loose molding sand in the sand box is compacted through different methods such as jolt ramming, compaction and the like, the sand mold has necessary strength, and then stripping is carried out.
In the use process of the existing molding machine micro-vibration mechanism, the space between molding sand and the molding sand is reduced and the air in the molding sand is exhausted in the compaction process of the molding sand, and the existing equipment structure has poor air permeability and difficult air exhaust in the compaction process, so that the molding sand compaction efficiency is low; meanwhile, the molding sand is compacted through vibration and downward pressing, the molding sand is mainly compacted through movement in the vertical direction, and the compacting efficiency is low.
Disclosure of Invention
The invention provides a micro-seismic mechanism of a molding machine for mold production, which has the advantages of good sand compactness and high working efficiency and solves the problem of long working time required by sand compactness.
The invention provides the following technical scheme: the utility model provides a little shake mechanism of molding machine for mould production, includes the compaction jar, the inner chamber movable sleeve of compaction jar is equipped with the tamponade, the bottom fixed mounting of tamponade inner chamber has the pressure spring, the last fixed surface of pressure spring installs the jarring jar, the middle part movable sleeve of jarring jar is equipped with the jarring stopper, the last fixed surface of jarring jar installs the framed, the framed is the inside template of having placed, the last surface fit of framed installs the sand box, the top suit of sand box has the clamp plate, the inlet port has been seted up to the bottom of compaction jar, the exhaust hole has been seted up to one side of jarring jar, the middle part fixed mounting of compaction jar has the piston, the piston extends to the inner chamber of framed, the both sides fixed mounting of compaction jar has the rack bar, the top meshing of rack bar has the driving tooth, the driving tooth is with framed the suit, the top meshing of driving tooth has the ratchet, the ratchet meshing has the eccentric wheel, the inside board of placing the template of framed has seted up the hole, the pressure discharge hole has been seted up to the both sides of eccentric wheel.
As preferred, the top movable sleeve of clamp plate inner chamber is equipped with the mount, the bottom surface fixed mounting of mount has the extrusion post, the lower surface interval extrusion post fixed mounting of mount has the gasbag spring, the bottom surface and the clamp plate fixed mounting of gasbag spring, the upper surface and the gasbag spring cooperation integrated into one piece of clamp plate have a slide cartridge, the inside fixed mounting of slide cartridge has the check valve, the middle part fixed mounting of mount has the valve plug, valve plug and slide cartridge cooperation, the bottom surface of gasbag spring is opened the clamp plate and has been seted up the venthole, the side movable mounting of the part has the slide bar down the mount, the side movable mounting of clamp plate has the transfer line, the lower extreme meshing of transfer line has rocker mechanism, the one end fixed mounting in row's pressure hole has the cock stem, cock stem and venthole cooperation.
Preferably, the pressure discharge hole is communicated with the middle cavity of the piston and the air suction hole.
Preferably, the ratchet wheel has its ratchet leaves oriented clockwise.
Preferably, the bladder springs are in a row and the compression posts are staggered from the bladder springs.
The invention has the following beneficial effects:
1. this molding machine microseismic mechanism is used in mould production, through arranging the middle chamber of pressure port intercommunication piston and suction hole, the ratchet leaf of ratchet clockwise orientation for the mould frame moves down the in-process under pressure spring or exhaust hole gassing effect, the driving tooth rotates the transmission to the ratchet with the ratch meshing, the ratchet can drive the eccentric wheel and rotate work, with piston and suction hole middle intracavity air suction, in the mould frame shifts up the in-process, the ratchet does not transmit, guarantee the piston moves down the suction effect, can not with arranging the interior air suction of pressure port, guarantee the suction effect of piston to the suction hole, and then guarantee the compactness of suction hole top grit.
2. This mould production is with molding machine microseism mechanism, structure cooperation through the clamp plate upper portion, make equipment at the in-process that begins the compaction, the squeeze column can insert in the grit, it is changeable at the tight real in-process moving direction to increase the grit, improve tight real efficiency, after the increase of framed vibrations number of times, work is injected the air into the gasbag spring into between drive valve plug and the check valve, make the distance between mount and the clamp plate strengthen, make squeeze column extension length constantly reduce, until not stretching out, wholeness when guaranteeing the sand mould and accomplishing.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic cross-sectional view of the platen of the present invention.
In the figure: 1. a compaction cylinder; 2. pressing and plugging; 3. compressing the spring; 4. a jar; 5. a jar plug; 6. a mold frame; 7. a template; 8. a sand box; 9. pressing a plate; 10. an air intake; 11. an exhaust hole; 12. a piston; 13. a rack bar; 14. a transmission gear; 15. a ratchet wheel; 16. an eccentric wheel; 17. a suction hole; 18. pressure discharge holes; 19. a fixed mount; 20. an air bag spring; 21. a slide cylinder; 22. a valve plug; 23. a one-way valve; 24. extruding the column; 25. an air outlet; 26. a slide bar; 27. a transmission rod; 28. a rocker mechanism; 29. a plug rod.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-3, a micro-vibration mechanism of a molding machine for mold production comprises a compaction cylinder 1, a press plug 2 is movably sleeved in an inner cavity of the compaction cylinder 1, a pressure spring 3 is fixedly installed at the bottom of the inner cavity of the press plug 2, a jarring cylinder 4 is fixedly installed on the upper surface of the pressure spring 3, a jarring plug 5 is movably sleeved in the middle of the jarring cylinder 4, a mold frame 6 is fixedly installed on the upper surface of the jarring cylinder 4, a mold plate 7 is placed in the mold frame 6, a sand box 8 is cooperatively installed on the upper surface of the mold frame 6, a pressure plate 9 is sleeved above the sand box 8, an air inlet 10 is formed in the bottom of the compaction cylinder 1, an air outlet 11 is formed in one side of the jarring cylinder 4, a piston 12 is fixedly installed in the middle of the compaction cylinder 1, the piston 12 extends into the inner cavity of the mold frame 6, toothed bars 13 are fixedly installed on two sides of the compaction cylinder 1, a transmission gear 14 is engaged above the toothed bars 13, the transmission gear 14 is sleeved with the mold frame 6, a ratchet 15 is engaged with an eccentric wheel 16, an air suction hole 17 is formed in the mold plate placed in the mold plate 7 in the mold frame 6, and a pressing hole 18 is formed in two sides of the eccentric wheel 16.
Wherein, the upper part of the inner cavity of the pressing plate 9 is movably sleeved with a fixed frame 19, the bottom surface of the fixed frame 19 is fixedly provided with an extrusion column 24, the lower surface of the fixed frame 19 is fixedly provided with an air bag spring 20 at intervals of the extrusion column 24, the bottom surface of the air bag spring 20 is fixedly arranged with the pressing plate 9, the upper surface of the pressing plate 9 is matched with the air bag spring 20 to form an integrated sliding barrel 21, the inside of the sliding barrel 21 is fixedly provided with a check valve 23, the middle part of the fixed frame 19 is fixedly provided with a valve plug 22, the valve plug 22 is matched with the sliding barrel 21, the bottom surface of the air bag spring 20 is opened through the pressing plate 9 and is provided with an air outlet 25, the side surface of the lower part of the fixed frame 19 is movably provided with a sliding rod 26, and the side surface of the pressing plate 9 is movably provided with a transmission rod 27, the lower extreme meshing of transfer line 27 has rocker mechanism 28, the one end fixed mounting of row's pressure port 18 has stopper pole 29, stopper pole 29 and venthole 25 cooperation, structure cooperation through clamp plate 9 upper portion, make equipment at the in-process that begins the compaction, extrusion post 24 can insert in the grit, it is changeable at the tight real in-process moving direction of increase grit, improve tight real efficiency, after the increase of the number of times of vibrations of die frame 6, work is injected into gasbag spring 20 with the air between drive valve plug 22 and the check valve 23, make the distance between mount 19 and the clamp plate 9 increase, make extrusion post 24 stretch out length reduce, until not stretching out, integrity when guaranteeing the sand mould and accomplishing constantly.
The pressure discharge holes 18 are communicated with the middle cavities of the piston 12 and the air suction holes 17, when the equipment works and rises, the piston 12 descends relative to the die frame 6, air between the sands is sucked through the die plate 7, the air discharge speed of the pressing plate 9 in the process of matching and compacting is accelerated, the compacting efficiency is improved, the pressure discharge holes 18 are communicated, so that the air in the middle cavities is discharged by the pressure discharge holes 18 in the process of relatively moving upwards of the piston 12, the air does not enter the upper portion of the air suction holes 17, and the compactness of the sands is guaranteed.
The ratchet wheel 15 is arranged in the ratchet leaf direction, so that in the process that the die frame 6 moves downwards under the air release action of the pressure spring 3 or the exhaust hole 11, the transmission gear 14 is meshed with the gear rod 13 and rotationally transmitted to the ratchet wheel 15, the ratchet wheel 15 can drive the eccentric wheel 16 to rotationally work to suck air in the middle cavity between the piston 12 and the air suction hole 17, when the die frame 6 moves upwards, the ratchet wheel 15 does not transmit, the downward movement suction action of the piston 12 is ensured, the air in the pressure discharge hole 18 cannot be sucked, the suction action of the piston 12 on the air suction hole 17 is ensured, and further, the compactness of sand above the air suction hole 17 is ensured.
Wherein, gasbag spring 20 is on one row, and the crisscross interval of extrusion post 24 and gasbag spring 20, through the row setting of the antithetical couplet of gasbag spring 20 for the venthole 25 that all gasbag springs 20 on one row cooperation was seted up all can be controlled with cock stem 29, and when the distance between clamp plate 9 and the mount 19 reached the biggest under the effect of gasbag spring 20, can control venthole 25 through the control of slide bar 26, transfer line 27 and rocker mechanism 28, open with the gaseous discharge in the gasbag spring 20, carries out the process of jolt next time.
The working principle of the micro-vibration mechanism of the molding machine is as follows:
injecting gas through the air inlet hole 10, pushing the press plug 2 to move upwards, driving the sand box 8 to be matched with the press plate 9 for compaction, enabling the piston 12 to move downwards relative to the mold frame 6, absorbing air into sand through the air suction hole 17, enabling the ratchet 15 to drive the eccentric wheel 16 to work when the piston 12 moves upwards relatively, absorbing air in the middle cavity of the piston 12 and the air suction hole 17 through the pressure discharge hole 18, enabling the air not to enter the sand again through the air suction hole 17, enabling the extrusion column 24 to stretch out maximally after the sand box 8 is matched with the press plate 9, inserting the extrusion column 24 into the sand, enabling the valve plug 22 and the one-way valve 23 to work to inject air into the air bag spring 20 to increase in a continuous vibration process, pushing the distance between the press plate 9 and the fixing frame 19 to increase continuously, enabling the extension length of the extrusion column 24 to decrease continuously, enabling the sand to be compacted integrally, avoiding holes, enabling the transmission rod 27 to start transmission when the distance between the press plate 9 and the fixing frame 19 reaches the maximum, driving the plug rod 29 to move, opening the air outlet hole 25, enabling the air bag spring 20 to perform pressure relief and waiting for next compaction work.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (4)
1. The utility model provides a mould production is with molding machine microseism mechanism, includes compaction jar (1), its characterized in that: the inner cavity of the compaction cylinder (1) is movably sleeved with a press plug (2), the bottom of the inner cavity of the press plug (2) is fixedly provided with a pressure spring (3), the upper surface of the pressure spring (3) is fixedly provided with a jarring cylinder (4), the middle part of the jarring cylinder (4) is movably sleeved with a jarring plug (5), the upper surface of the jarring cylinder (4) is fixedly provided with a mold frame (6), a template (7) is placed inside the mold frame (6), the upper surface of the mold frame (6) is matched with a sand box (8), a pressing plate (9) is sleeved and matched with the upper part of the sand box (8), an air inlet hole (10) is formed in the bottom of the compaction cylinder (1), an exhaust hole (11) is formed in one side of the jarring cylinder (4), a piston (12) is fixedly installed in the middle part of the compaction cylinder (1), the piston (12) extends into the inner cavity of the mold frame (6), toothed bars (13) are fixedly installed on two sides of the compaction cylinder (1), transmission teeth (14) are meshed with the upper parts of the toothed bars (13), a ratchet wheel transmission teeth (14) and a ratchet wheel transmission teeth (6), an eccentric wheel (15) is sleeved and a ratchet wheel (15) is arranged on the mold frame (15), and an eccentric wheel (15), pressure discharge holes (18) are formed in the two sides of the eccentric wheel (16); the top portion movable sleeve of clamp plate (9) inner chamber is equipped with mount (19), the bottom surface fixed mounting of mount (19) has extrusion post (24), the lower surface interval extrusion post (24) fixed mounting of mount (19) has gasbag spring (20), the bottom surface and clamp plate (9) fixed mounting of gasbag spring (20), the upper surface and gasbag spring (20) cooperation integrated into one piece of clamp plate (9) have slide cartridge (21), the inside fixed mounting of slide cartridge (21) has check valve (23), the middle part fixed mounting of mount (19) has valve plug (22), valve plug (22) and slide cartridge (21) cooperation, the bottom surface of gasbag spring (20) is opened clamp plate (9) and has been seted up venthole (25), the side movable mounting of mount (19) part down has slide bar (26), the side movable mounting of clamp plate (9) has transfer line (27), the lower extreme meshing of transfer line (27) has rocker mechanism (28), the one end fixed mounting of pressure discharge hole (18) has cock stem (29), cock stem (29) and venthole (25) cooperation.
2. The molding machine microseismic mechanism for mold production according to claim 1 wherein: the pressure discharge hole (18) is communicated with the middle cavity of the piston (12) and the suction hole (17), and the piston (12) descends relative to the mold frame (6) when the equipment ascends in work through the cooperation of the piston (12).
3. The molding machine microseismic mechanism for mold production according to claim 1 wherein: the ratchet leaves of the ratchet wheel (15) face clockwise.
4. The molding machine microseismic mechanism for mold production according to claim 1 wherein: the air bag springs (20) are arranged in a row, and the extrusion columns (24) are staggered and spaced with the air bag springs (20).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110471681.XA CN113333688B (en) | 2021-04-29 | 2021-04-29 | Molding machine micro-vibration mechanism for mold production |
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| CN202110471681.XA CN113333688B (en) | 2021-04-29 | 2021-04-29 | Molding machine micro-vibration mechanism for mold production |
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| CN113333688B true CN113333688B (en) | 2023-01-13 |
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| CN115055650A (en) * | 2022-06-28 | 2022-09-16 | 潍坊银龙智能科技有限公司 | Full-automatic casting sand molding machine based on 1.5 stations |
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| SU1752489A1 (en) * | 1990-07-09 | 1992-08-07 | Краматорский Индустриальный Институт | Impulse head |
| CN2130622Y (en) * | 1991-09-23 | 1993-04-28 | 苏州铸造机械厂 | Device for compacting sand |
| CN201058363Y (en) * | 2007-05-21 | 2008-05-14 | 戴建光 | Horizontal parting bidirectional high pressure moulding machine |
| CN201073680Y (en) * | 2007-07-19 | 2008-06-18 | 青岛华鑫克斯顿机械有限公司 | Small-amplitude vibration squeeze moulding machine |
| CN201198024Y (en) * | 2008-05-08 | 2009-02-25 | 李平 | Air pressure micro jolt-squeeze stripper moulding machine |
| CN204075087U (en) * | 2014-09-22 | 2015-01-07 | 江铃汽车股份有限公司 | A kind of molding sand mold compacting device |
| CN105855480A (en) * | 2016-05-13 | 2016-08-17 | 成都易思科科技有限公司 | Noise-free jolt squeeze molding machine capable of achieving uniform compaction |
| CN206229986U (en) * | 2016-10-09 | 2017-06-09 | 江苏胜友机械配件制造有限公司 | A kind of jarring consolidated structure of microseism compression molding machine |
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2021
- 2021-04-29 CN CN202110471681.XA patent/CN113333688B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB866581A (en) * | 1959-03-19 | 1961-04-26 | Pneulec Ltd | Improvements in foundry moulding machines |
| SU1752489A1 (en) * | 1990-07-09 | 1992-08-07 | Краматорский Индустриальный Институт | Impulse head |
| CN2130622Y (en) * | 1991-09-23 | 1993-04-28 | 苏州铸造机械厂 | Device for compacting sand |
| CN201058363Y (en) * | 2007-05-21 | 2008-05-14 | 戴建光 | Horizontal parting bidirectional high pressure moulding machine |
| CN201073680Y (en) * | 2007-07-19 | 2008-06-18 | 青岛华鑫克斯顿机械有限公司 | Small-amplitude vibration squeeze moulding machine |
| CN201198024Y (en) * | 2008-05-08 | 2009-02-25 | 李平 | Air pressure micro jolt-squeeze stripper moulding machine |
| CN204075087U (en) * | 2014-09-22 | 2015-01-07 | 江铃汽车股份有限公司 | A kind of molding sand mold compacting device |
| CN105855480A (en) * | 2016-05-13 | 2016-08-17 | 成都易思科科技有限公司 | Noise-free jolt squeeze molding machine capable of achieving uniform compaction |
| CN206229986U (en) * | 2016-10-09 | 2017-06-09 | 江苏胜友机械配件制造有限公司 | A kind of jarring consolidated structure of microseism compression molding machine |
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