CN115319019A - Resin sand mulling device convenient to use - Google Patents
Resin sand mulling device convenient to use Download PDFInfo
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- CN115319019A CN115319019A CN202210972506.3A CN202210972506A CN115319019A CN 115319019 A CN115319019 A CN 115319019A CN 202210972506 A CN202210972506 A CN 202210972506A CN 115319019 A CN115319019 A CN 115319019A
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- pipe
- resin
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- 239000004576 sand Substances 0.000 title claims abstract description 224
- 239000011347 resin Substances 0.000 title claims abstract description 79
- 229920005989 resin Polymers 0.000 title claims abstract description 79
- 239000007788 liquid Substances 0.000 claims abstract description 113
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 59
- 238000003756 stirring Methods 0.000 claims abstract description 31
- 239000011148 porous material Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 17
- 238000007528 sand casting Methods 0.000 abstract description 4
- 238000005192 partition Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 7
- 239000012466 permeate Substances 0.000 description 7
- 238000005266 casting Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910021652 non-ferrous alloy Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/045—Devices having a horizontal stirrer shaft in a fixed receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/0472—Parts; Accessories; Controlling; Feeding; Discharging; Proportioning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The application relates to a resin sand mulling device convenient to use relates to the sand casting field, and it includes: the sand mixing auger is internally provided with a cylindrical cavity, one end of the sand mixing auger in the length direction is provided with a sand inlet pipe, the other end of the sand mixing auger is provided with a sand outlet pipe, and the sand inlet pipe and the sand outlet pipe are both communicated with the cavity; the rotating shaft is coaxially arranged in the cavity and is rotationally connected with the sand mixing auger, a first cavity is formed in the rotating shaft, one end of the rotating shaft is rotationally connected with a liquid inlet pipe communicated with the first cavity, the rotating shaft is provided with a plurality of liquid outlets communicated with the first cavity, and the liquid outlets are uniformly distributed along the outer wall of the rotating shaft; and the stirring blades are fixedly connected with the rotating shaft and used for conveying the raw sand to the sand outlet pipe. The raw sand moves towards the sand outlet pipe, and the liquid resin and the curing agent are contacted and mixed with the raw sand from different positions of the circumferential direction and the axial direction of the rotating shaft, so that the contact area of the raw sand, the liquid resin and the curing agent is increased, and the mixing effect is improved.
Description
Technical Field
The application relates to the field of sand casting, in particular to a resin sand mulling device convenient to use.
Background
Sand casting is a casting method for producing castings in sand, and most nonferrous alloy castings, such as steel and iron, can be formed by sand casting. The basic steps of sand mold casting are as follows: firstly, sand mixing is carried out to prepare a mould, a cavity matched with the shape of a workpiece is reserved in the mould, then liquid metal is poured into the cavity, and demoulding is carried out after the metal is solidified.
The Chinese patent with the reference publication number of CN205362542U in the related art discloses a resin sand mixer, which comprises a frame, a motor and a sand mixing shell, wherein a rotating shaft is arranged in the sand mixing shell and connected with the motor, helical blades are welded on the rotating shaft, a bearing seat is arranged on the frame, a rotating shaft bearing is arranged on the bearing seat, two ends of the rotating shaft are connected on the rotating shaft bearing, two spraying ports are arranged at one end, close to a sand inlet, of the sand mixing shell, the spraying ports are respectively connected with a conveying pipeline for liquid resin and a curing agent, and the resin and the curing agent enter the sand mixing shell through the spraying ports to be mixed with raw sand and then are discharged from the sand outlet.
Raw sand (100), curing agent (25-60% of the resin content) + resin (1.0-1.2% of the raw sand content), and the addition in the above order and proportion during sand mixing is most effective.
Aiming at the related technology, the raw sand is contacted with the liquid resin and the curing agent when passing through the spray nozzle, the contact area of the raw sand, the liquid resin and the curing agent is small, and the mixing effect is poor.
Disclosure of Invention
In order to improve the mixed effect, this application provides a resin sand mulling device convenient to use.
The application provides a resin sand mulling device convenient to use adopts following technical scheme:
a resin sand mulling apparatus convenient to use, comprising: the sand mixing auger is internally provided with a cylindrical cavity, one end of the sand mixing auger in the length direction is provided with a sand inlet pipe, the other end of the sand mixing auger is provided with a sand outlet pipe, and the sand inlet pipe and the sand outlet pipe are both communicated with the cavity; the rotating shaft is coaxially arranged in the cavity and is rotationally connected with the sand mixing auger, a first cavity is formed in the rotating shaft, one end of the rotating shaft is rotationally connected with a liquid inlet pipe communicated with the first cavity, the rotating shaft is provided with a plurality of liquid outlets communicated with the first cavity, and the liquid outlets are uniformly distributed along the outer wall of the rotating shaft; and the stirring blades are fixedly connected with the rotating shaft and used for conveying the raw sand to the sand outlet pipe.
By adopting the technical scheme, the raw sand enters the sand mixing auger from the sand inlet pipe, the rotating shaft drives the stirring blades to rotate so as to convey the raw sand to the sand outlet pipe, meanwhile, the liquid resin and the curing agent are supplied into the first cavity by the liquid inlet pipe, the liquid resin and the curing agent permeate into the sand mixing auger from liquid outlets at different positions, and are contacted and mixed with the raw sand from different positions of the circumferential direction of the rotating shaft; in the process that the raw sand moves towards the sand outlet pipe, the stirring blades play a certain stirring role on the raw sand, the raw sand is gradually mixed with the liquid resin and the curing agent which are seeped out from different positions in the axial direction of the rotating shaft while being stirred, the contact area of the raw sand, the liquid resin and the curing agent is increased, and the mixing effect is improved.
Optionally, the first cavity is provided with an inner shaft rotatably connected with the rotating shaft, the inner shaft is provided with a second cavity, the inner shaft is provided with a plurality of through holes communicated with the second cavity, the through holes correspond to the liquid outlets one to one, the liquid inlet pipe is communicated with the second cavity, and the inner shaft is fixedly connected with the sand mixing auger.
Through adopting above-mentioned technical scheme, in the feed liquor pipe let in the second cavity with liquid resin and curing agent, when the axis of rotation rotated, interior axle took place relative rotation with the axis of rotation, only when through-hole and liquid outlet intercommunication, liquid resin and curing agent exude through-hole and liquid outlet, realized mixing with the intermittent type formula of former sand, improved mixed effect.
Optionally, a third chamber is formed in the side wall of the sand mixing auger, the third chamber is annular and coaxial with the rotating shaft, a plurality of fine holes communicated with the third chamber are formed in the inner wall of the sand mixing auger, and the liquid inlet pipe is communicated with the third chamber.
Through adopting above-mentioned technical scheme, liquid resin and curing agent are let in the third cavity to the feed liquor pipe, and this part liquid resin and curing agent ooze from the pore of different positions, contact with the former sand from the one side of keeping away from the axis of rotation, are favorable to improving the mixed effect of former sand, liquid resin and curing agent.
Optionally, the middle positions of the second cavity and the third cavity in the length direction are respectively and fixedly provided with a partition plate, the liquid inlet pipe comprises a resin pipe and a curing agent pipe, the curing agent pipe is communicated with the part, located on one side of the sand inlet pipe, of the partition plate, and the resin pipe is communicated with the part, located on one side of the sand outlet pipe, of the partition plate, of the second cavity and the third cavity.
Through adopting above-mentioned technical scheme, the part that is located the baffle in second chamber and the third chamber and is close to sand inlet pipe one side lets in the curing agent, and the opposite side lets in liquid resin, realizes that former sand mixes the mixing order of mixing with the curing agent again with liquid resin earlier, is favorable to reaching better mixed effect.
Optionally, the cross-section of liquid outlet and pore all is circular, and the diameter of liquid outlet is along the direction grow gradually of keeping away from the axis of rotation, and the diameter of pore is along the direction grow gradually of being close to the axis of rotation.
Through adopting above-mentioned technical scheme, liquid outlet and pore are all great near the one end diameter of former sand, even partial former sand gets into liquid outlet or pore, also discharged more easily under liquid pressure, and the phenomenon that liquid outlet and pore blockked up the influence liquid and add is difficult for appearing.
Optionally, a fourth cavity is formed in the stirring blade, the fourth cavity is communicated with the second cavity, and the stirring blade is provided with a liquid outlet communicated with the fourth cavity.
Through adopting above-mentioned technical scheme, liquid such as liquid resin in the first chamber and curing agent flow in the fourth chamber to from liquid outlet department and former sand contact mix at stirring vane rotation process, the area of contact of liquid and former sand is bigger, and the mixing effect is better.
Optionally, stirring vane includes helical blade and a plurality of board of dialling, and helical blade is located the one end that the axis of rotation is close to into the sand pipe, dials the board and all sets up along the radial of axis of rotation, and a plurality of boards of dialling are evenly arranged outside the axis of rotation.
Through adopting above-mentioned technical scheme, helical blade will advance the former sand that sand pipe got into to the direction that is close to out the sand pipe promotes, for former sand removes provides power, when former sand is dialled the board, dials the board and to have stronger stirring ability to former sand, can make former sand fully contact with liquid, simple structure just has better mixed effect.
Optionally, one end of the helical blade, which is far away from the stirring shaft, is fixedly connected with a plurality of shifting rods which are abutted against the inner wall of the sand mixing auger.
By adopting the technical scheme, the helical blade drives the deflector rod to synchronously rotate, so that the raw sand adhered to the inner wall of the sand mixing auger is scraped off, and the phenomenon of raw sand adhesion is not easy to occur.
In summary, the present application includes at least one of the following beneficial technical effects:
1. raw sand enters the sand mixing auger from the sand inlet pipe, the rotating shaft drives the stirring blade to rotate so as to convey the raw sand to the sand outlet pipe, meanwhile, the liquid inlet pipe supplies liquid resin and a curing agent into the first cavity, and the liquid resin and the curing agent permeate into the sand mixing auger from liquid outlets at different positions and are in contact with and mixed with the raw sand from different positions of the circumferential direction of the rotating shaft; in the process that the raw sand moves towards the sand outlet pipe, the stirring blades play a certain stirring role on the raw sand, and the raw sand is gradually mixed with the liquid resin and the curing agent which seep out from different positions in the axial direction of the rotating shaft while being stirred, so that the contact area of the raw sand, the liquid resin and the curing agent is increased, and the mixing effect is improved;
2. the liquid inlet pipe is used for introducing the liquid resin and the curing agent into the second cavity, when the rotating shaft rotates, the inner shaft and the rotating shaft rotate relatively, and only when the through hole is communicated with the liquid outlet, the liquid resin and the curing agent seep out through the through hole and the liquid outlet, so that the intermittent mixing with the raw sand is realized, and the mixing effect is improved;
3. the part of the partition board in the second cavity and the third cavity, which is close to one side of the sand inlet pipe, is filled with the curing agent, and the other side is filled with the liquid resin, so that the mixing sequence of mixing the raw sand with the curing agent and then mixing the raw sand with the liquid resin is realized, and the better mixing effect is favorably achieved.
Drawings
Fig. 1 is a schematic view of the overall structure of a resin sand mulling apparatus which is convenient to use.
FIG. 2 is a schematic sectional view of the sand mixing auger.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Description of reference numerals: 1. a sand hopper; 2. a resin tank; 3. a curing agent tank; 4. conveying the auger; 5. a sand mixing auger; 51. a sand inlet pipe; 52. a sand outlet pipe; 53. a third chamber; 54. fine pores; 6. a rotating shaft; 61. a first chamber; 62. a stirring blade; 621. a helical blade; 6211. a deflector rod; 622. pulling a plate; 623. a fourth chamber; 624. a liquid outlet hole; 63. a liquid outlet; 7. a liquid inlet pipe; 71. a resin tube; 72. a curing agent tube; 8. a partition plate; 9. an inner shaft; 91. a second chamber; 92. and a through hole.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses resin sand mulling device convenient to use.
Referring to fig. 1, a resin sand mulling device convenient to use comprises a frame, wherein a sand hopper 1 capable of temporarily storing raw sand, a resin tank 2 capable of temporarily storing liquid resin and a curing agent tank 3 temporarily storing curing agent are installed on the frame, a conveying auger 4 is installed below the sand hopper 1, and the conveying auger 4 conveys the raw sand in the sand hopper 1 outwards; the sand mixing auger 5 is installed at one end, far away from the sand hopper 1, of the conveying auger 4, the liquid inlet pipe 7 is communicated with the sand mixing auger 5, the resin tank 2 and the curing agent tank 3, raw sand is conveyed into the sand mixing auger 5 by the conveying auger 4, liquid resin and the curing agent are conveyed into the sand mixing auger 5 by the liquid inlet pipe 7, and the raw sand is mixed with the liquid resin and the curing agent in the moving process of the sand mixing auger 5 and is discharged from one end, far away from the conveying auger 4, of the sand mixing auger 5.
Referring to fig. 1, the conveying auger 4 is a common screw conveyor, and in this embodiment, not much described, the sand mixing auger 5 is cylindrical with a horizontal axis and two closed ends, a cylindrical cavity is arranged inside the sand mixing auger 5, one end of the sand mixing auger 5 in the length direction is communicated with a sand inlet pipe 51, and the other end is communicated with a sand outlet pipe 52; the sand inlet pipe 51 is over against the lower part of the outlet of the conveying auger 4, and the raw sand conveyed to the outlet by the conveying auger 4 automatically enters the sand inlet pipe 51 under the action of gravity and finally falls into the sand mixing auger 5.
Referring to fig. 1 and 2, a stirring mechanism is installed in the sand mixing auger 5, and the stirring mechanism provides power to the raw sand to move the raw sand entering the sand mixing auger 5 towards the sand outlet pipe 52. Rabbling mechanism includes axis of rotation 6 and stirring vane 62, axis of rotation 6 and the coaxial setting of mulling auger 5, the both ends of axis of rotation 6 all rotate with mulling auger 5 and be connected, mulling auger 5's one end fixed mounting has the motor, the output shaft of motor and the coaxial fixed connection of the one end of axis of rotation 6, when the mulling goes on, the motor is in the starting state and drives axis of rotation 6 and rotate, stirring vane 62 rotates along with axis of rotation 6 is synchronous simultaneously, stir the former sand that gets into mulling auger 5.
Referring to fig. 2, the stirring blade 62 includes a spiral blade 621 and a plurality of shifting plates 622, the spiral blade 621 is located at one end of the rotating shaft 6 close to the sand inlet pipe 51, the raw sand falling from the sand inlet pipe 51 first contacts with the spiral blade 621, and the spiral blade 621 provides a thrust for the raw sand to move towards the sand outlet pipe 52 along the axial direction of the rotating shaft 6 during the rotation process, referring to the principle of the spiral conveyor.
Referring to fig. 2, in order to ensure the pushing capability of the helical blade 621, a gap is left between one end of the helical blade 621, which is far away from the rotating shaft 6, and the inner wall of the sand mixing auger 5, and the raw sand at the gap position is easy to adhere to the inner wall of the sand mixing auger 5 due to the weak pushing force of the helical blade 621. Helical blade 621 is fixed with a plurality of driving levers 6211, and the one end that helical blade 621 was kept away from to driving lever 6211 butts with the inner wall of mulling auger 5, and driving lever 6211 rotates along with helical blade 621, scrapes the former sand of adhesion on the inner wall of mulling auger 5 simultaneously down, promotes the former sand to move to sand outlet pipe 52 direction.
Referring to fig. 2, a plurality of shifting plates 622 are uniformly distributed on the part of the rotating shaft 6 where the helical blades 621 are not arranged, raw sand is separated from the helical blades 621 and then contacts with the shifting plates 622, the shifting plates 622 synchronously rotate along with the rotating shaft 6, stirring effect on the raw sand can be achieved, meanwhile, the helical blades 621 continuously push the subsequent entering raw sand, the raw sand near the shifting plates 622 is continuously pushed towards the direction close to the sand outlet pipe 52, and then the raw sand moves towards the sand outlet pipe 52 in the sand mixing auger 5.
Referring to fig. 2 and 3, a first cavity 61 is formed in the rotating shaft 6 in a hollow mode, an inner shaft 9 rotatably connected with the rotating shaft 6 is installed in the first cavity 61, one end, far away from the motor, of the inner shaft 9 extends out of the first cavity 61 and is fixedly connected with the sand mixing auger 5, and the rotating shaft 6 and the inner shaft 9 rotate relatively during sand mixing.
Referring to fig. 1 and 2, a second chamber 91 is formed in the inner shaft 9, one end of the inner shaft 9, which is far away from the motor, is connected with two liquid inlet pipes 7, one of the liquid inlet pipes 7 is used for communicating the second chamber 91 with the resin tank 2, and is set as a resin pipe 71; and the other chamber 91 is communicated with the curing agent tank 3 to form a curing agent pipe 72, and the resin tank 2 and the curing agent tank 3 pump liquid into the second chamber 91 through the corresponding liquid inlet pipe 7 by using power parts such as a water pump and the like.
Referring to fig. 1 and 2, a third chamber 53 is arranged in the side wall of the sand mixing auger 5, the third chamber 53 is annular, one end of the sand mixing auger 5, which is far away from the motor, is also connected with two liquid inlet pipes 7, one of which is a resin pipe 71, and the third chamber 53 is communicated with the resin tank 2; the other is a curing agent pipe 72 which communicates the third chamber 53 with the curing agent tank 3, and power parts such as water pumps in the resin tank 2 and the curing agent tank 3 pump liquid into the third chamber 53 through the corresponding liquid inlet pipe 7.
Referring to fig. 2, partition plates 8 are fixedly mounted at the middle positions of the second chamber 91 and the third chamber 53 in the length direction of the sand mixing auger 5, the partition plates 8 partition two sides of the second chamber 91 and the third chamber 53, the parts of the second chamber 91 and the third chamber 53, which are positioned at one side of the partition plates 8 close to the sand inlet pipe 51, are communicated with the curing agent pipe 72, the other side of the second chamber 91 and the third chamber 53 is communicated with the resin pipe 71, so that the curing agent is positioned at one end of the sand mixing auger 5 close to the sand inlet pipe 51, the liquid resin is positioned at one end of the sand mixing auger 5 close to the sand outlet pipe 52, and the curing agent and the resin are separated by the partition plates 8 and cannot be fused.
Referring to fig. 2 and 3, through holes 92 communicated with the second chamber 91 are formed in the side wall of the inner shaft 9, the through holes 92 are uniformly arranged along the side wall of the inner shaft 9, the rotating shaft 6 is provided with liquid outlets 63 corresponding to the through holes 92 one by one, when the rotating shaft 6 rotates one circle, the through holes 92 are communicated with the liquid outlets 63 once, and when the through holes 92 are communicated with the corresponding liquid outlets 63, liquid in the second chamber 91 permeates into raw sand through the through holes 92 and the liquid outlets 63 under the pressure action of the power member. The inner wall of the sand mixing auger 5 is provided with a plurality of fine holes 54 communicated with the third chamber 53, the fine holes 54 are uniformly distributed on the inner wall of the sand mixing auger 5, and the liquid in the third chamber 53 permeates into the raw sand through the fine holes 54 under the pressure action.
Referring to fig. 2 and 3, the stirring blade 62 is provided with fourth cavities 623 communicated with the first cavity 61, liquid in the second cavity 91 enters the fourth cavities 623 through the through holes 92, the stirring blade 62 is provided with liquid outlet holes 624 communicated with the inside of the fourth cavities 623, and the liquid in the fourth cavities 623 permeates into the raw sand through the liquid outlet holes 624.
Referring to fig. 2 and 3, in the process that the raw sand moves from one end of the sand inlet pipe 51 to one end of the sand outlet pipe 52, before passing through the position of the partition plate 8, the liquid seeped from the liquid outlet 63 and the fine holes 54 is the curing agent, and the curing agent simultaneously seeps into the raw sand from different positions due to the distribution positions of the liquid outlet 624 and the fine holes 54, and along with the movement of the raw sand in the sand mixing auger 5, the raw sand is mixed with the curing agent seeped from different positions while being stirred by the stirring plate 622, so that the contact area is large, and the raw sand and the curing agent have a good mixing effect.
Referring to fig. 2 and 3, when the raw sand moves to the position behind the partition plate 8, the liquid resin seeps out of the liquid outlet holes 624 and the fine holes 54, and the raw sand is fully mixed with the liquid resin, so that a mixing sequence that the raw sand is fully mixed with the curing agent and then with the resin is achieved. The user adds the resin and the curing agent according to the proportion of the raw sand (100), the curing agent (25-60% of the resin amount) and the resin (1.0-1.2% of the raw sand amount), and the better mixing effect is realized by matching the mixing sequence.
Referring to fig. 3, the liquid outlet 63, the fine holes 54 and the liquid outlet 624 are all conical, and the diameter of one end close to the raw sand is relatively large, so that in the operation process, if part of the raw sand is squeezed into the liquid outlet 63, the fine holes 54 or the liquid outlet 624, the part of the raw sand can be squeezed out by liquid under the action of liquid pressure, the phenomenon that the liquid outlet 63, the fine holes 54 or the liquid outlet 624 are blocked is not easily caused, and the liquid resin and the curing agent are mixed with the raw sand from different positions.
The implementation principle of resin sand mulling device convenient to use of the embodiment of the application is as follows: raw sand enters the sand mixing auger 5 from the sand inlet pipe 51, the rotating shaft 6 drives the stirring blade 62 to rotate so as to convey the raw sand to the sand outlet pipe 52, meanwhile, the liquid resin and the curing agent are supplied into the second chamber 91 and the third chamber 53 through the liquid inlet pipe 7, the curing agent firstly permeates into the raw sand from the liquid outlets 63, the pores 54 and the liquid outlet holes 624 at different positions, and is contacted and mixed with the raw sand from different positions in the circumferential direction of the rotating shaft 6, then the liquid resin permeates into the raw sand from the liquid outlets 63, the pores 54 and the liquid outlet holes 624 at different positions, and the raw sand is gradually mixed with the liquid resin and the curing agent permeating from different positions while being stirred, so that the contact area of the raw sand, the liquid resin and the curing agent is increased, and the mixing effect is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a resin sand mulling device convenient to use which characterized in that includes:
the sand mixing auger (5) is internally provided with a cylindrical cavity, one end of the sand mixing auger (5) in the length direction is provided with a sand inlet pipe (51), the other end of the sand mixing auger (5) is provided with a sand outlet pipe (52), and the sand inlet pipe (51) and the sand outlet pipe (52) are communicated with the cavity;
the sand mixing auger device comprises a rotating shaft (6) which is coaxially arranged in a cavity and is rotationally connected with a sand mixing auger (5), a first cavity (61) is formed in the rotating shaft (6), one end of the rotating shaft (6) is rotationally connected with a liquid inlet pipe (7) communicated with the first cavity (61), a plurality of liquid outlets (63) communicated with the first cavity (61) are formed in the rotating shaft (6), and the liquid outlets (63) are uniformly distributed along the outer wall of the rotating shaft (6);
and the stirring blades (62) are fixedly connected with the rotating shaft (6) and are used for conveying the raw sand to the sand outlet pipe (52).
2. The resin sand mulling apparatus convenient to use as recited in claim 1, wherein: first cavity (61) are equipped with and rotate interior axle (9) of being connected with axis of rotation (6), and second cavity (91) have been seted up to interior axle (9), and interior axle (9) are seted up a plurality of through-holes (92) that communicate with second cavity (91), and through-hole (92) and liquid outlet (63) one-to-one, feed liquor pipe (7) and second cavity (91) intercommunication, interior axle (9) and sand mixing auger (5) fixed connection.
3. The resin sand mulling apparatus convenient to use as recited in claim 2, wherein: third chamber (53) have been seted up to the lateral wall of mulling auger (5), and third chamber (53) are the annular and coaxial with axis of rotation (6), and pore (54) a plurality of and third chamber (53) intercommunication are seted up to the inner wall of mulling auger (5), and feed liquor pipe (7) and third chamber (53) intercommunication.
4. The resin sand mulling apparatus convenient to use as recited in claim 3, wherein: baffle (8) have all been set firmly in second cavity (91) and third cavity (53) length direction's intermediate position, feed liquor pipe (7) are including resin pipe (71) and curing agent pipe (72), curing agent pipe (72) and second cavity (91) and third cavity (53) are located baffle (8) and are close to the part intercommunication of advancing sand pipe (51) one side, resin pipe (71) and second cavity (91) and third cavity (53) are located baffle (8) and are close to the part intercommunication of going out sand pipe (52) one side.
5. The resin sand mulling device convenient to use according to claim 3, characterized in that: the cross sections of the liquid outlet (63) and the fine holes (54) are circular, the diameter of the liquid outlet (63) is gradually increased along the direction far away from the axis of the rotating shaft (6), and the diameter of the fine holes (54) is gradually increased along the direction close to the axis of the rotating shaft (6).
6. The resin sand mulling apparatus convenient to use as recited in claim 1, wherein: all seted up fourth cavity (623) in stirring vane (62), fourth cavity (623) all communicate with first cavity (61), and liquid outlet hole (624) with fourth cavity (623) intercommunication are all seted up in stirring vane (62).
7. The resin sand mulling apparatus convenient to use as recited in claim 1, wherein: stirring vane (62) are including helical blade (621) and a plurality of board (622) of dialling, and helical blade (621) are located axis of rotation (6) and are close to the one end of advancing sand pipe (51), dial board (622) and all follow the radial setting of axis of rotation (6), and a plurality of board (622) of dialling are evenly arranged outside axis of rotation (6).
8. The resin sand mulling apparatus convenient to use as recited in claim 7, wherein: one end of the helical blade (621) far away from the stirring shaft is fixedly connected with a plurality of shift levers (6211) abutted against the inner wall of the sand mixing auger (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210972506.3A CN115319019A (en) | 2022-08-15 | 2022-08-15 | Resin sand mulling device convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210972506.3A CN115319019A (en) | 2022-08-15 | 2022-08-15 | Resin sand mulling device convenient to use |
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| Publication Number | Publication Date |
|---|---|
| CN115319019A true CN115319019A (en) | 2022-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210972506.3A Pending CN115319019A (en) | 2022-08-15 | 2022-08-15 | Resin sand mulling device convenient to use |
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| CN (1) | CN115319019A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116274853A (en) * | 2022-12-09 | 2023-06-23 | 南通普瑞特机械有限公司 | Arm type resin sand mixer |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202862432U (en) * | 2012-06-26 | 2013-04-10 | 连云港市中通复合材料机械设备制造厂 | Sand stirring and conveying packing auger for adding sand by dry-wet method |
| CN206509471U (en) * | 2017-03-10 | 2017-09-22 | 济宁市丰鹏工程设备有限公司 | A kind of mulling heat sink |
| CN208408453U (en) * | 2018-05-11 | 2019-01-22 | 嘉禾县龙威机械铸造有限公司 | A kind of new type resin sand mixer |
| CN208853651U (en) * | 2018-07-11 | 2019-05-14 | 湖北昌田铸业有限公司 | A kind of system cast with mulling, founding |
| CN213002468U (en) * | 2020-08-21 | 2021-04-20 | 济南柳玉鑫机械设备有限公司 | Continuous sand mixer |
| CN214290679U (en) * | 2021-01-26 | 2021-09-28 | 青岛科润机电设备有限公司 | Sand mixer capable of preventing molding sand from adhering |
| CN114472800A (en) * | 2022-04-08 | 2022-05-13 | 山东工将机械科技股份有限公司 | Resin sand mixer |
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2022
- 2022-08-15 CN CN202210972506.3A patent/CN115319019A/en active Pending
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| CN202862432U (en) * | 2012-06-26 | 2013-04-10 | 连云港市中通复合材料机械设备制造厂 | Sand stirring and conveying packing auger for adding sand by dry-wet method |
| CN206509471U (en) * | 2017-03-10 | 2017-09-22 | 济宁市丰鹏工程设备有限公司 | A kind of mulling heat sink |
| CN208408453U (en) * | 2018-05-11 | 2019-01-22 | 嘉禾县龙威机械铸造有限公司 | A kind of new type resin sand mixer |
| CN208853651U (en) * | 2018-07-11 | 2019-05-14 | 湖北昌田铸业有限公司 | A kind of system cast with mulling, founding |
| CN213002468U (en) * | 2020-08-21 | 2021-04-20 | 济南柳玉鑫机械设备有限公司 | Continuous sand mixer |
| CN214290679U (en) * | 2021-01-26 | 2021-09-28 | 青岛科润机电设备有限公司 | Sand mixer capable of preventing molding sand from adhering |
| CN114472800A (en) * | 2022-04-08 | 2022-05-13 | 山东工将机械科技股份有限公司 | Resin sand mixer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116274853A (en) * | 2022-12-09 | 2023-06-23 | 南通普瑞特机械有限公司 | Arm type resin sand mixer |
| CN116274853B (en) * | 2022-12-09 | 2024-06-25 | 南通普瑞特机械有限公司 | Arm type resin sand mixer |
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