CN110038997A - Molding sand recycling mill regenerating device - Google Patents

Molding sand recycling mill regenerating device Download PDF

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Publication number
CN110038997A
CN110038997A CN201910415695.2A CN201910415695A CN110038997A CN 110038997 A CN110038997 A CN 110038997A CN 201910415695 A CN201910415695 A CN 201910415695A CN 110038997 A CN110038997 A CN 110038997A
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China
Prior art keywords
molding sand
pedestal
mill
rotary grinding
sand
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Granted
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CN201910415695.2A
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Chinese (zh)
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CN110038997B (en
Inventor
鞠家坤
鞠家滨
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Wuxi Jinzhao Ocean Machinery Equipment Co Ltd
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Wuxi Jinzhao Ocean Machinery Equipment Co Ltd
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Priority to CN201910415695.2A priority Critical patent/CN110038997B/en
Publication of CN110038997A publication Critical patent/CN110038997A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C5/00Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
    • B22C5/04Machines 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crushing And Grinding (AREA)

Abstract

The present invention relates to sand reclamation machines, disclose a kind of molding sand recycling mill regenerating device, its key points of the technical solution are that including pedestal, the side of pedestal is fixedly connected with vertically communicated frosted case, frosted case is provided on one side towards pedestal into shaft through-hole, line shaft is rotatably connected on pedestal, one end of line shaft is protruded into shaft through-hole, pedestal is equipped with the driving motor for driving line shaft to rotate, one end fixing sleeve that line shaft protrudes into frosted case is equipped with rotary grinding disk, the side wall that frosted case is right against line shaft is provided with installing port, cover board has been bolted on installing port, cover board is fixedly connected with fixed mill towards line shaft on one side, gap setting between fixed mill and rotary grinding disk, sand-feeding tube is connected on cover board, the sand inlet communicated with sand-feeding tube is provided on fixed mill.The advantages of present invention grinds molding sand by the relative motion between fixed mill and rotary grinding disk, has and increases molding sand milling area, improves sand reclamation processing quality.

Description

Molding sand recycling mill regenerating device
Technical field
The present invention relates to sand reclamation machine, in particular to a kind of molding sand recycling mill regenerating device.
Background technique
In conventional self-hardening sand Foundry Production, molding sand is a kind of raw material that dosage is very big, after use repeatedly, because Resinoid bond and sand particle deformation remained on surface is destroyed, and molding sand quality substantially reduces, thus cause bleb, sand holes with And the defects of surface extra coarse.To guarantee that casting quality, old sand can be used again manufacture sand mold after reclaiming is handled, This process for being recovered regeneration treatment is referred to as the reclaiming of old sand.
Currently, the Chinese patent of Publication No. CN108994255A discloses a kind of antiquated sand regeneration technology of sand casting, The following steps are included:
(1) it dehumidifies: by molding sand exposure 3-4 hours under the sun, removing in molding sand 80% to 90% moisture;
(2) be crushed: the molding sand after dehumidifying is put into crushing mechanism and is crushed, make molding sand granular size 100-200 mesh it Between;
(3) blanking: broken molding sand is sent into lower hopper, is slowly fallen on the grinding device of lower section after lower hopper;
(4) grind: under actuator driving, drive roll drives driven voller rotation, grinds between the knockout falling into two rollers, breaks The resin film on bad molding sand surface, makes molding sand granular size between 50-100 mesh;
(5) clean: molding sand is fallen on the magnetic grid below grinding device, remains in the metal in molding sand by magnetic force removal Bits;
(6) dedusting: the dust gas in grinding device is detached by air-introduced machine.
In the antiquated sand regeneration technology of this sand casting, the grinding for molding sand is by between drive roll and driven voller Phase mutual friction realizes, however when molding sand is entered between drive roll and driven voller, it is only points of tangency between drive roll and driven voller Molding sand is ground, milling area is smaller, and molding sand is unable to fully be ground, and after having sand reclamation, quality remains unchanged poor Defect.
Summary of the invention
The object of the present invention is to provide a kind of molding sand recycling mill regenerating devices, have and increase molding sand milling area, improve Sand reclamation handles the advantages of quality.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of molding sand recycling mill regenerating device, including pedestal, the side of the pedestal are fixedly connected with vertically communicated frosted Case, the frosted case are higher than pedestal, and the frosted case is provided on one side into shaft through-hole towards pedestal, is rotatablely connected on the pedestal Dynamic axis, one end of the line shaft are entered in frosted case by entering shaft through-hole, and the pedestal is equipped with for driving power The driving motor of axis rotation, one end fixing sleeve that the line shaft protrudes into frosted case are equipped with rotary grinding disk, the frosted case face It is provided with installing port in the side wall of line shaft, has been bolted cover board on the installing port, the cover board is towards line shaft Be fixedly connected with fixed mill on one side, gap setting between the fixed mill and rotary grinding disk, be connected on the cover board into Sandpipe is provided with the sand inlet communicated with sand-feeding tube on the fixed mill.
By using above-mentioned technical proposal, driving motor drives line shaft rotation, and line shaft drives rotary grinding disk rotation, turns Between fixation mill under movable grinding disc and stationary state formed mutually movement, at this time staff by molding sand to be ground by into Sandpipe is passed through in frosted case, and molding sand is entered between rotary grinding disk and the gap of fixed mill by sand inlet, in rotary grinding disk Under the interaction force of fixed mill, grinding is realized.The molding sand that grinding is completed relies on self gravity, via the bottom of frosted case It drops out.The present invention passes through the relative motion between rotating circular disc and two disks of fixed disc when grinding to molding sand Realize grinding, abradant surface is the disk of rotating circular disc and fixed disc, and the area of abradant surface is larger, therefore can accomplish to molding sand It more fully grinds, to improve the regeneration treatment quality of molding sand.
Further, top plate has been bolted at the top of the frosted case, sweep-up pipe, institute is communicated on the top plate It states and is equipped with separation net in sweep-up pipe, the mesh aperture of the separation net is less than the partial size of sand grains.
By using above-mentioned technical proposal, sweep-up pipe is connected with outer fan, and the attraction generated can be to grinding The fugitive dust generated in the process guides, and reduces the easypro dust emission of working environment.Be arranged separation net can to molding sand carry out every From reducing the loss amount of molding sand.
Further, the pedestal includes the bearing plate of pedestal and fitting on the base, the quadrangle difference of the bearing plate It is through with adjusting waist hole, the length direction for adjusting waist hole passes through perpendicular to frosted case and adjusts waist hole equipped with adjusting bolt, institute It states adjusting bolt thread and is connected to pedestal, the driving motor and line shaft are arranged on bearing plate.
By using above-mentioned technical proposal, when the decline of the grinding quality of molding sand, staff unscrews adjusting bolt, then Bearing plate is pushed, so that the spacing between rotary grinding disk and fixed mill reduces, is become larger so that molding sand is under pressure, to improve The grinding efficiency of molding sand;When the surface grinding transition of molding sand, staff pushes bearing plate, so that rotary grinding disk and fixed mill Spacing between disk increases, so that the pressure that molding sand is subject to becomes smaller, reduces the friction that molding sand is subject to this.Staff's energy Enough spacing adjusted according to the grinding situation of molding sand between rotary grinding disk and fixed mill, so that the grinding quality of molding sand is controllable.
Further, what the rotary grinding disk deviated from fixed mill is provided with heating annular groove on one side, the heating annular groove with turn Movable grinding disc is concentric, and the inner sidewall of the heating annular groove is fixedly connected with heat transfer liner, and the inner sidewall of the frosted case is fixedly connected There is friction inner sleeve, the friction inner sleeve is inserted into heat transfer liner, between the two frictional fit.
By using above-mentioned technical proposal, in the rotation process of rotary grinding disk, between the inner sleeve that rubs and heat transfer liner Frictional heat is conducted to rotary grinding disk, and heat is conducted to molding sand by the rotary grinding disk with heat, and molding sand is heated, the tree on surface Rouge binder is heated and activates, and with this rotary grinding disk and fixed mill is more easily ground to molding sand, mentions High grinding efficiency.
Further, the lateral wall of the friction inner sleeve is provided with placing groove, and the placing groove and the axial direction of friction inner sleeve are flat Row, the placing groove is interior to be equipped with fricting strip, and the fricting strip contacts at heat transfer liner, and the bottom of the fricting strip is provided with receiving Hole, the receiving hole is interior to be equipped with ejection pressure spring, and the ejection pressure spring contacts at the slot bottom of placing groove.
By using above-mentioned technical proposal, ejecting pressure spring persistently can apply external force to fricting strip, so that fricting strip is always It is contacted with heat transfer liner, to improve the efficiency of frictional heat generation.
Further, what the rotary grinding disk deviated from fixed mill is fixedly connected with heat conducting disk on one side, described solid to hot plate Surely it is connected to heat transfer liner, the heat conducting disk is fixedly connected with several heat conducting bars, the rotation mill towards rotary grinding disk on one side It is provided on disk several for accommodating the thermal hole of heat conducting bar.
By using above-mentioned technical proposal, heat conducting disk can guide the heat of heat transfer liner, and heat is in heat conducting bar Guidance under, can uniformly diffuse in rotary grinding disk, so that molding sand can more uniformly be heated.
Further, the side wall of the frosted case is communicated with blast pipe, and the blast pipe is located at rotation in the horizontal direction The lower section of mill, the inner sidewall of the blast pipe are fixedly connected with spiral turbulence blades.
By using above-mentioned technical proposal, at work, blast pipe is connected with blower, and the air-flow that blower generates is by disturbing After flowing blade, enter in frosted case in the shape of a spiral, which enters between rotary grinding disk and the gap of fixed mill, so that molding sand Rolling is generated, the molding sand under tumbling state can more fully be ground between rotary grinding disk and fixed mill.
Further, the rotary grinding disk two sides opposite with fixed mill are in recess setting.
By using above-mentioned technical proposal, the setting of recess can accommodate more molding sand, to improve the unit time The grinding efficiency of interior molding sand.
In conclusion the invention has the following advantages:
1, molding sand realizes grinding by the relative motion between rotating circular disc and two disks of fixed disc, and abradant surface is rotation The area of the disk of disk and fixed disc, abradant surface is larger, therefore can accomplish more fully to grind to molding sand, to mention The regeneration treatment quality of high molding sand;
2, the frictional heat that friction inner sleeve generates is conducted to rotary grinding disk, and heat is conducted to molding sand by the rotary grinding disk with heat, Molding sand is heated, and the resinoid bond on surface is heated and activates, and enables rotary grinding disk and fixed mill more light with this Loose ground grinds molding sand, improves grinding efficiency;
3, the air-flow of blast pipe enters between rotary grinding disk and the gap of fixed mill, so that molding sand generates rolling, tumbling state Under molding sand can more fully be ground between rotary grinding disk and fixed mill.
Detailed description of the invention
Fig. 1 is for embodying structural schematic diagram of the invention;
Fig. 2 is the cross-sectional view for embodying frosted case internal structure;
Fig. 3 is the enlarged drawing for embodying the portion A in Fig. 2.
In figure, 1, pedestal;11, pedestal;12, bearing plate;121, waist hole is adjusted;13, bolt is adjusted;2, frosted case;21, enter Shaft through-hole;22, installing port;23, cover board;24, sand-feeding tube;25, top plate;26, sweep-up pipe;27, separation net;28, blast pipe;281, Turbulence blades;29, rub inner sleeve;291, placing groove;3, line shaft;31, driven pulley;4, driving motor;41, driving pulley; 42, synchronous belt;5, rotary grinding disk;51, annular groove is heated;52, conduct heat liner;53, heat conducting disk;531, heat conducting bar;54, thermally conductive Hole;6, fixed mill;7, fricting strip;71, receiving hole;72, pressure spring is ejected.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment: a kind of molding sand recycling mill regenerating device, referring to Fig.1, including pedestal 1, the side of pedestal 1 are fixedly connected There is vertically communicated frosted case 2.Frosted case 2 is higher than pedestal 1, towards being provided on one side into shaft through-hole 21 for pedestal 1.In pedestal 1 Upper to be rotatably connected to line shaft 3 by bearing block, one end of line shaft 3 is entered in frosted case 2 by entering shaft through-hole 21.
Referring to Fig.1, driving motor 4 has been bolted on pedestal 1, the output shaft and line shaft 3 of driving motor 4 are flat Row setting.Line shaft 3 is equipped with driven pulley 31 far from one end fixing sleeve of frosted case 2, and the output shaft fixation of driving motor 4 is arranged There is driving pulley 41, synchronous belt 42 is connected between driving pulley 41 and driven pulley 31.Line shaft 3 is matched by V belt translation It closes and realizes rotation.
Referring to Fig. 2, one end that line shaft 3 protrudes into frosted case 2 is connected by key mode and is arranged with rotary grinding disk 5.Frosted case 2 The side wall for being right against line shaft 3 is provided with installing port 22, has been bolted cover board 23 on installing port 22, and cover board 23 is towards power Axis 3 is fixedly connected with fixed mill 6 on one side.Fixed mill 6 is located in same level height with rotary grinding disk 5, between the two In gap setting.
Referring to Fig. 2, it is connected with sand-feeding tube 24 on cover board 23, sand-feeding tube 24 is communicated with frosted case 2, the center of circle of fixed mill 6 Place is provided with the sand inlet communicated with sand-feeding tube 24.When carrying out regeneration treatment to molding sand, staff starts driving motor 4, drives Dynamic motor 4 drives line shaft 3 to rotate, and line shaft 3 drives rotary grinding disk 5 to rotate.At this time by sand-feeding tube 24 towards in frosted case 2 It is filled with molding sand to be processed, molding sand is entered between rotary grinding disk 5 and the gap of fixed mill 6 by sand inlet.Shape is rotated at this time Relative motion is generated between rotary grinding disk 5 and fixed mill 6 under state, molding sand is ground therebetween, makes type with this The resinoid bond on sand surface is abraded.The molding sand that grinding is completed is flowed out by the opening of 2 bottom of frosted case.
Referring to Fig.1, pedestal 1 includes the bearing plate 12 of pedestal 11 and fitting on the base 11, driving motor 4 and line shaft 3 It is arranged on bearing plate 12.The quadrangle of bearing plate 12 is through with respectively adjusts waist hole 121, and the length direction for adjusting waist hole 121 hangs down Directly in frosted case 2.It is equipped with adjusting bolt 13 across waist hole 121 is adjusted, bolt 13 is adjusted and is threadedly connected to pedestal 11.
Referring to Fig.1, before grinding to molding sand, staff is capable of the particle size adjustment rotary grinding disk 5(of molding sand referring to figure 2) and fixed mill 6(is referring to the spacing between Fig. 2).When adjusting, staff, which unscrews, adjusts bolt 13, moves bearing plate at this time 12, bearing plate 12 drives line shaft 3 mobile, and line shaft 3 drives rotary grinding disk 5 mobile, rotary grinding disk 5 in the process of moving, Realize that its spacing between fixed mill 6 adjusts.After the completion of adjustment, staff, which tightens, adjusts bolt 13, carries out to pedestal 1 Fastening.
Referring to Fig. 2, the two sides opposite with fixed mill 6 of rotary grinding disk 5 are in recess setting.After recess setting, rotation mill More molding sand can be accommodated between disk 5 and fixed mill 6, so that rotary grinding disk 5 and fixed mill 6 are within the unit time More molding sand faces are ground, the regeneration treatment efficiency of molding sand is improved.
Referring to Fig. 2, the top of frosted case 2 is bolted and has top plate 25, sweep-up pipe 26 is communicated on top plate 25.? Fixed-link has separation net 27 in sweep-up pipe 26, and the mesh aperture of separation net 27 is less than the partial size of sand grains.It is ground to molding sand During mill, dust produced by grinding can be filled in frosted case 2.Staff by sweep-up pipe 26 and the external world suction ventilator phase It connects, the dust in frosted case 2 flows out frosted case 2 by the attraction of blower, while the sand grains in frosted case 2 passes through separation net 27 Barrier, still be located at frosted case 2 in.The setting of sweep-up pipe 26 reduces the dust generated in the course of work of the present invention, improves The clean and tidy degree of working environment.
Referring to Fig.1, the side wall of frosted case 2 is communicated with blast pipe 28, and blast pipe 28 is located at rotary grinding disk 5 in the horizontal direction The lower section of (referring to Fig. 2), the inner sidewall of blast pipe 28 are fixedly connected with spiral turbulence blades 281.Under working condition, into Air hose 28 is connected with extraneous blower, and the air-flow that blower generates enters frosted case 2 after turbulence blades 281 in the shape of a spiral It is interior.Air-flow can dispel molding sand, so that rotary grinding disk 5 and fixed mill 6(can more fully hereinafter carry out molding sand referring to Fig. 2) Grinding, so as to improve the grinding effect of molding sand.
Referring to Fig. 2, the one side that rotary grinding disk 5 deviates from fixed mill 6 is provided with heating annular groove 51 in a ring, heating annular groove 51 with Rotary grinding disk 5 is arranged concentrically.The inner sidewall of heating annular groove 51 is fixedly connected with heat transfer liner 52, and heating liner is made of aluminum.Mill The inner sidewall of sandbox 2 is fixedly connected with friction inner sleeve 29, and friction inner sleeve 29 is inserted into heat transfer liner 52, between the two frictional fit.
Referring to Fig. 2 and Fig. 3, the lateral wall of friction inner sleeve 29 is provided with placing groove 291, placing groove 291 and the inner sleeve 29 that rubs It is axial parallel.Fricting strip 7 is equipped in placing groove 291, in order to improve the rub proofness of fricting strip 7, fricting strip 7 uses bearing steel It is made.The bottom of fricting strip 7 is provided with receiving hole 71, and ejection pressure spring 72 is equipped in receiving hole 71, and ejection pressure spring 72 contacts at placement The slot bottom of slot 291.Fricting strip 7 contacts at heat transfer liner 52 by the screen resilience of ejection pressure spring 72.
Referring to Fig. 2, rotary grinding disk 5 is fixedly connected with heat conducting disk 53 away from fixed mill 6 on one side, and heat conducting disk 53 is fixed to be connected It is connected to heat transfer liner 52.Heat conducting disk 53 is fixedly connected with several heat conducting bars 531 towards rotary grinding disk 5 on one side, on rotary grinding disk 5 It is provided with several for accommodating the thermal hole 54 of heat conducting bar 531.
Referring to Fig. 2, during rotary grinding disk 5 rotates, heat transfer liner 52 follows rotary grinding disk 5 to rotate, the mistake of rotation Cheng Zhong conducts heat to be formed between liner 52 and fricting strip 7 and rub, and the heat generated in friction process is conducted to by heat conducting disk 53 and is led Heat is conducted to rotary grinding disk 5 by thermal hole 54 by hot rod 531, heat conducting bar 531.Rotary grinding disk 5 with heat can be right Molding sand is heated, so that the resinoid bond on molding sand surface is activated, the difficulty for abrading resinoid bond is reduced with this, is improved The regeneration treatment effect of molding sand.
Specific implementation process: when carrying out sand mold regeneration treatment, staff starts driving motor 4, utilizes driving motor 4 Line shaft 3 is driven to rotate, in the course of rotation, driving rotary grinding disk 5 rotates line shaft 3.Pass through 24 direction of sand-feeding tube at this time Molding sand is fed between rotary grinding disk 5 and fixed mill 6, molding sand is ground between rotary grinding disk 5 and fixed mill 6.Grinding During molding sand, by air inlet pipe towards air-flow is inputted in frosted case 2, air-flow disperses molding sand, with this molding sand is obtained To more fully grinding.
In addition, the frictional heat generated between fricting strip 7 and heat transfer liner 52 passes through during rotary grinding disk 5 rotates Heat conducting disk 53 passes to rotary grinding disk 5, and heat is conducted to molding sand, heated to molding sand by rotary grinding disk 5, so that molding sand surface Resin adhesive activation, thus reduce abrade resin adhesive difficulty, improve the regeneration treatment effect of molding sand.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this All by the protection of Patent Law in the scope of the claims of invention.

Claims (8)

1. a kind of molding sand recycling mill regenerating device, it is characterised in that: including pedestal (1), the side of the pedestal (1) is fixed to be connected It is connected to vertically communicated frosted case (2), the frosted case (2) is higher than pedestal (1), and the frosted case (2) is towards the one of pedestal (1) Face is provided with into shaft through-hole (21), is rotatably connected to line shaft (3) on the pedestal (1), one end of the line shaft (3) pass through into Shaft through-hole (21) enters in frosted case (2), and the pedestal (1) is equipped with the driving motor for driving line shaft (3) to rotate (4), one end fixing sleeve that the line shaft (3) protrudes into frosted case (2) is equipped with rotary grinding disk (5), and the frosted case (2) is right against The side wall of line shaft (3) is provided with installing port (22), and cover board (23), the cover board has been bolted on the installing port (22) (23) being fixedly connected on one side fixed mill (6) towards line shaft (3), between the fixed mill (6) and rotary grinding disk (5) Gap setting is connected with sand-feeding tube (24) on the cover board (23), is provided on the fixed mill (6) and communicates with sand-feeding tube (24) Sand inlet.
2. molding sand recycling mill regenerating device according to claim 1, it is characterised in that: the top of the frosted case (2) Be bolted top plate (25), be communicated with sweep-up pipe (26) on the top plate (25), be equipped in the sweep-up pipe (26) every Off-network (27), the mesh aperture of the separation net (27) are less than the partial size of sand grains.
3. molding sand recycling mill regenerating device according to claim 1, it is characterised in that: the pedestal (1) includes pedestal (11) and the bearing plate (12) that is fitted on pedestal (11), the quadrangle of the bearing plate (12) is through with adjusting waist hole respectively (121), the length direction for adjusting waist hole (121) passes through perpendicular to frosted case (2) and adjusts waist hole (121) equipped with adjusting spiral shell Bolt (13), the adjusting bolt (13) are threadedly connected to pedestal (11), and the driving motor (4) and line shaft (3) setting are being held On fishplate bar (12).
4. molding sand recycling mill regenerating device according to claim 1, it is characterised in that: the rotary grinding disk (5) is deviated from Fixed mill (6) are provided with heating annular groove (51) on one side, and the heating annular groove (51) and rotary grinding disk (5) are concentric, the heating The inner sidewall of annular groove (51) is fixedly connected with heat transfer liner (52), and the inner sidewall of the frosted case (2) is fixedly connected in friction It covers (29), friction inner sleeve (29) insertion heat transfer liner (52), between the two frictional fit.
5. molding sand recycling mill regenerating device according to claim 4, it is characterised in that: outside friction inner sleeve (29) Side wall is provided with placing groove (291), and the placing groove (291) is axial parallel with friction inner sleeve (29), in the placing groove (291) Equipped with fricting strip (7), the fricting strip (7) contacts at heat transfer liner (52), and the bottom of the fricting strip (7) is provided with receiving hole (71), ejection pressure spring (72) is equipped in the receiving hole (71), ejection pressure spring (72) contacts at the slot of placing groove (291) Bottom.
6. molding sand recycling mill regenerating device according to claim 4, it is characterised in that: the rotary grinding disk (5) is deviated from Fixed mill (6) are fixedly connected with heat conducting disk (53) on one side, described to be fixedly connected on heat transfer liner (52) to hot plate, described to lead Hot plate (53) is fixedly connected with several heat conducting bars (531) on one side towards rotary grinding disk (5), is provided on the rotary grinding disk (5) Several thermal holes (54) for being used to accommodate heat conducting bar (531).
7. molding sand recycling mill regenerating device according to claim 1, it is characterised in that: the side wall of the frosted case (2) It is communicated with blast pipe (28), the blast pipe (28) is located at the lower section of rotary grinding disk (5), the blast pipe in the horizontal direction (28) inner sidewall is fixedly connected with spiral turbulence blades (281).
8. molding sand according to claim 1 recycling mill regenerating device, it is characterised in that: the rotary grinding disk (5) and consolidate The opposite two sides of fixed millstone (6) are in recess setting.
CN201910415695.2A 2019-05-18 2019-05-18 Millstone regenerator for sand recovery Active CN110038997B (en)

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Application Number Priority Date Filing Date Title
CN201910415695.2A CN110038997B (en) 2019-05-18 2019-05-18 Millstone regenerator for sand recovery

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Application Number Priority Date Filing Date Title
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CN110038997B CN110038997B (en) 2021-01-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111546248A (en) * 2020-05-19 2020-08-18 安徽海螺川崎装备制造有限公司 Grinding disc structure of molding sand regeneration system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104668452A (en) * 2013-11-29 2015-06-03 无锡市双全机械制造厂 Frictional regenerator
CN105363998A (en) * 2015-12-10 2016-03-02 中国汽车工业工程有限公司 Composite used sand regenerator
CN205380250U (en) * 2015-12-10 2016-07-13 机械工业第四设计研究院有限公司 Sassafras formula sand reclamation machine is rubbed with hands in runner stone rotation
CN108296436A (en) * 2017-08-28 2018-07-20 柳州市柳晶科技股份有限公司 A kind of recycling cast waste sand grinding device
CN108907075A (en) * 2018-08-25 2018-11-30 柳晶机械设备(溧阳)有限公司 A kind of cast waste sand baking polishing regenerating unit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104668452A (en) * 2013-11-29 2015-06-03 无锡市双全机械制造厂 Frictional regenerator
CN105363998A (en) * 2015-12-10 2016-03-02 中国汽车工业工程有限公司 Composite used sand regenerator
CN205380250U (en) * 2015-12-10 2016-07-13 机械工业第四设计研究院有限公司 Sassafras formula sand reclamation machine is rubbed with hands in runner stone rotation
CN108296436A (en) * 2017-08-28 2018-07-20 柳州市柳晶科技股份有限公司 A kind of recycling cast waste sand grinding device
CN108907075A (en) * 2018-08-25 2018-11-30 柳晶机械设备(溧阳)有限公司 A kind of cast waste sand baking polishing regenerating unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111546248A (en) * 2020-05-19 2020-08-18 安徽海螺川崎装备制造有限公司 Grinding disc structure of molding sand regeneration system

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