CN217990848U - High-mixing-efficiency stirring and mixing device of sand mixer - Google Patents

Abstract

The utility model discloses a roller mill stirring mixing arrangement that mixing efficiency is high, including base and mixing box, the mixing box is fixed to be located on the base, the upper end fixedly connected with support frame of mixing box, the mixing box internal rotation is connected with two (mixing) shafts, be equipped with a plurality of stirring leaves on the (mixing) shaft, the mixing box internal rotation is equipped with the spiral pay-off pole, the (mixing) shaft all rotates with the support frame with the upper end of spiral pay-off pole to be connected, the upper end and the motor lower extreme output shaft fixed connection of spiral pay-off pole, motor and support frame upper end fixed connection, the mixing box lower extreme is equipped with first discharge gate, first discharge gate lower extreme is equipped with discharge mechanism. The utility model discloses made things convenient for the material conveying with the mixing box bottom to fall again to the upper end, the setting of the (mixing) shaft at both ends about the cooperation to also can be fine stir the material of mixing box bottom, greatly increased the mixing efficiency to the material in the mixing box.

Description

High-mixing-efficiency stirring and mixing device of sand mixer

Technical Field

The utility model relates to a resin sand production technical field specifically is roller mill stirring mixing arrangement that mixing efficiency is high.

Background

The sand mixer is a device which uniformly mixes all components in the molding sand and effectively coats the surface of the sand by the adhesive. The sand mixer is a main device for processing the casting sand and mixing the casting sand and is also a key device for obtaining qualified molding sand, the sand mixer crushes materials by the action of rolling and grinding the materials placed between the grinding wheel and the grinding disc by utilizing the relative motion of the grinding wheel and the grinding disc, and the sand mixer also mixes the materials while crushing the materials. The sand mixer is an ideal device for producing baking-free bricks, lime-sand bricks, cement bricks, refractory bricks, pulverized and mixed fly ash, boiler slag, tailing slag and industrial waste slag as brick making raw materials, and the sand mixer is a key device in a casting process and is a key factor for controlling the quality and cost of molding sand.

The resin sand is one of sand casting, the used sand is resin sand, the resin sand is a molding method that the sand can be hardened at normal temperature to form a desired sand mold by mixing resin and the sand according to a certain proportion without other materials and methods, the sand can be hardened at normal temperature, the resin is used as a binder, a catalyst is added to mix the resin sand and the sand to form molding sand, and the molding sand can be automatically solidified at normal temperature without baking or introducing hardening gas.

But the in-process that traditional agitating unit used pours the raw materials into the inside of agitator tank entirely, then starts the stirring rod, wholly stirs, needs longer churning time, and the raw materials stirring effect of stirring in-process bottom is relatively poor, has reduced the mixing efficiency of material in the mixing box.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roller mill stirring mixing arrangement that mixing efficiency is high to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: mix efficient roller mill stirring mixing arrangement, including base and mixing box, the mixing box is fixed to be located on the base, the upper end fixedly connected with support frame of mixing box, the mixing box internal rotation is connected with the (mixing) shaft of two symmetric distributions, be equipped with the stirring leaf that a plurality of equidistance distribute on the (mixing) shaft, the mixing box internal rotation is equipped with the spiral pay-off pole, the (mixing) shaft all rotates with the support frame with the upper end of spiral pay-off pole to be connected, the upper end and the motor lower extreme output shaft fixed connection of spiral pay-off pole, motor and support frame upper end fixed connection, the mixing box lower extreme is equipped with first discharge gate, first discharge gate lower extreme is equipped with discharge mechanism, the upper end of mixing box is equipped with feed mechanism.

In a preferred embodiment: the feeding mechanism comprises a feeding box, a feeding port is arranged at the upper end of the feeding box, a first rotating shaft is rotatably connected to one end of the feeding box, a baffle is fixedly connected to the outer wall of the first rotating shaft in the feeding box in a rotating mode, a gear is fixedly connected to the outer wall of the first rotating shaft outside the feeding box in a rotating mode, and a transmission mechanism is arranged between the gear and the spiral feeding rod.

In a preferred embodiment: the transmission mechanism comprises a first bevel gear fixedly connected with the outer wall of the spiral feeding rod, the first bevel gear is meshed with a second bevel gear, a second rotating shaft is fixedly connected onto the inner wall of the second bevel gear, a ratchet gear is fixedly connected onto the outer wall of the second rotating shaft, a toothed plate is slidably connected onto the upper end of the mixing box, and the toothed plate is convenient to move left and right through the arrangement of the ratchet gear in cooperation with a spring.

In a preferred embodiment: ratchet wheel is connected with the pinion rack meshing, the gear is connected with the pinion rack meshing, be equipped with the spring between the both sides of pinion rack and the support frame, it is connected with the backup pad to rotate on the outer wall of second pivot, the lower extreme and the mixing box upper end fixed connection of backup pad through the setting of backup pad, have increased second pivot pivoted steadiness.

In a preferred embodiment: discharge mechanism includes the chamber door of being connected with first discharge gate inner wall rotation, the lower extreme of chamber door rotates and is connected with first connecting plate, the one end fixedly connected with cylinder of first connecting plate, the bottom fixedly connected with second connecting block of cylinder, the second connecting block rotates with the base to be connected, through discharge mechanism's setting, has made things convenient for the collection to the material after mixing.

In a preferred embodiment: equal fixedly connected with sprocket on the outer wall of spiral pay-off pole and (mixing) shaft, it is a plurality of the sprocket passes through chain drive and connects, through the setting of chain, has made things convenient for the rotation that drives (mixing) shaft and spiral pay-off pole.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a setting of base, mixing box, support frame, (mixing) shaft, stirring leaf, spiral pay-off pole and motor has made things convenient for the material conveying of mixing box bottom to fall again to the upper end, the setting of the (mixing) shaft at both ends about the cooperation to also can be fine stir the material of mixing box bottom, greatly increased to the mixing efficiency of material in the mixing box, through the setting of first discharge gate, chamber door and cylinder again, made things convenient for the collection work to mixing back material.

2. The utility model discloses a feeding case, the feed inlet, first pivot, the baffle, the gear, first bevel gear, the second pivot, the setting of ratchet and pinion rack, made things convenient for to add resin and grit in batches the mixing box in, can enough avoid once adding too much to lead to the material to block up in feed inlet department, can make the mixed effect between the resin of adding in batches and the grit better again, further increase the mixing efficiency between to resin and grit, again through the setting of chain, made things convenient for the rotation that drives (mixing) shaft and spiral feed rod.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic sectional view of the whole front view of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of fig. 2B according to the present invention;

in the figure: 1. a base; 2. a mixing box; 3. a support frame; 4. a stirring shaft; 5. stirring blades; 6. a screw feed rod; 7. a motor; 8. a first discharge port; 9. a feeding box; 10. a feed inlet; 11. a first rotating shaft; 12. a baffle plate; 13. a gear; 14. a first bevel gear; 15. a second rotating shaft; 16. a ratchet gear; 17. a toothed plate; 18. a box door; 19. a cylinder; 20. a chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the stirring and mixing device of the sand mixer with high mixing efficiency comprises a base 1 and a mixing box 2, wherein the mixing box 2 is fixedly arranged on the base 1, the upper end of the mixing box 2 is fixedly connected with a support frame 3, two stirring shafts 4 which are symmetrically distributed are rotatably connected in the mixing box 2, a plurality of stirring blades 5 which are distributed at equal intervals are arranged on the stirring shafts 4, a spiral feeding rod 6 is rotatably arranged in the mixing box 2, the upper ends of the stirring shafts 4 and the spiral feeding rod 6 are rotatably connected with the support frame 3, the upper end of the spiral feeding rod 6 is fixedly connected with the lower end output shaft of a motor 7, the motor 7 is fixedly connected with the upper end of the support frame 3, the lower end of the mixing box 2 is provided with a first discharge port 8, the lower end of the first discharge port 8 is provided with a discharge mechanism, the upper end of the mixing box 2 is provided with a feeding mechanism, the feeding mechanism comprises a feeding box 9, the upper end of the feeding box 9 is provided with a first rotating shaft 11, one end of the feeding box 9 is rotatably connected with a first rotating shaft 11, a first rotating shaft 11 rotatably arranged in the feeding box 9 is rotatably connected with a baffle 12, a second rotating shaft 17 is fixedly connected with a second rotating gear rack 16, a second rotating shaft 17 is connected with a ratchet gear 17, a second ratchet gear 17 is fixedly connected with a ratchet gear 17, and a ratchet gear 16 are fixedly connected with a ratchet gear 17, the utility model discloses a mixing shaft, including gear 13, pinion rack 17, support frame 3, the both sides of pinion rack 17 are equipped with the spring, it is connected with the backup pad to rotate on the outer wall of second pivot 15, the lower extreme and 2 upper ends fixed connection of mixing box of backup pad have increased second pivot 15 pivoted steadiness through the setting of backup pad, discharge mechanism includes the chamber door 18 of being connected with 8 inner walls of first discharge gates rotation, the lower extreme of chamber door 18 rotates and is connected with first connecting plate, the one end fixedly connected with cylinder 19 of first connecting plate, the bottom fixedly connected with second connecting block of cylinder 19, the second connecting block rotates with base 1 to be connected, through discharge mechanism's setting, has made things convenient for the collection to the post-mixing material, equal fixedly connected with sprocket on the outer wall of spiral pay-off pole 6 and (mixing) shaft 4, it is a plurality of the sprocket passes through chain 20 transmission to be connected, through the setting of chain 20, has made things convenient for the rotation that drives (mixing) shaft 4 and spiral pay-off pole 6.

The utility model discloses a theory of operation: during the use, put into two feed inlets 10 respectively with resin and grit, and then pile up in feeding box 9, later start motor 7, drive spiral feed rod 6 along with the start-up of motor 7 and rotate, and then drive first bevel gear 14 and rotate, first bevel gear 14 rotates and drives second bevel gear and rotate, and then drive second pivot 15 and rotate, second pivot 15 rotates and drives ratchet 16 and rotate, and then drive pinion rack 17 and move left, thereby make two gears 13 rotate, the rotation of gear 13 drives first pivot 11 and rotates, and then drive baffle 12 and rotate, feed inlet 10 communicates with the second discharge gate of feeding box 9 lower extreme this moment, make resin and grit flow to mixing box 2 through the second discharge gate in, later make two (mixing) shafts 4 rotate through sprocket and chain 20 along with the rotation of spiral feed rod 6, and the material that does not stop carries out the mixing stirring to the material, simultaneously the rotation of spiral feed rod 6 carries the material of mixing box 2 bottom to the upper end and falls down again, later stir the material through stirring leaf 5 on (mixing) shaft 4 again, greatly increased the mixing efficiency to the material, when the work is accomplished uniformly, start cylinder 19, at this moment, it is shortened first discharge gate and is collected the discharge gate 8 to drive.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. Roller mill stirring mixing arrangement that mixing efficiency is high includes base (1) and mixing box (2), its characterized in that: the mixing box is characterized in that the mixing box (2) is fixedly arranged on the base (1), the upper end of the mixing box (2) is fixedly connected with a support frame (3), the inner rotation of the mixing box (2) is connected with a stirring shaft (4) with two symmetric distributions, stirring blades (5) which are distributed at a plurality of equal intervals are arranged on the stirring shaft (4), a spiral feeding rod (6) is arranged in the mixing box (2) in a rotating manner, the upper ends of the stirring shaft (4) and the spiral feeding rod (6) are rotatably connected with the support frame (3), the upper end of the spiral feeding rod (6) is fixedly connected with an output shaft at the lower end of a motor (7), the motor (7) is fixedly connected with the upper end of the support frame (3), a first discharge port (8) is arranged at the lower end of the mixing box (2), a discharge mechanism is arranged at the lower end of the first discharge port (8), and a feed mechanism is arranged at the upper end of the mixing box (2).

2. The high-mixing-efficiency stirring and mixing device of a sand mixer according to claim 1, characterized in that: feed mechanism includes feeding case (9), the upper end of feeding case (9) is equipped with feed inlet (10), the one end of feeding case (9) is rotated and is connected with first pivot (11), rotates and locates fixedly connected with baffle (12) on first pivot (11) outer wall in feeding case (9), rotates and locates fixedly connected with gear (13) on first pivot (11) outer wall outside feeding case (9), be equipped with drive mechanism between gear (13) and spiral pay-off pole (6).

3. The high-mixing-efficiency stirring and mixing device of a sand mixer according to claim 2, characterized in that: the transmission mechanism comprises a first bevel gear (14) fixedly connected with the outer wall of the spiral feeding rod (6), a second bevel gear is meshed with the first bevel gear (14), a second rotating shaft (15) is fixedly connected onto the inner wall of the second bevel gear, a ratchet gear (16) is fixedly connected onto the outer wall of the second rotating shaft (15), and a toothed plate (17) is slidably connected onto the upper end of the mixing box (2).

4. A high-mixing-efficiency sand mixer stirring and mixing device according to claim 3, characterized in that: ratchet gear (16) are connected with pinion rack (17) meshing, gear (13) are connected with pinion rack (17) meshing, be equipped with the spring between the both sides of pinion rack (17) and support frame (3), it is connected with the backup pad to rotate on the outer wall of second pivot (15), the lower extreme and mixing box (2) upper end fixed connection of backup pad.

5. The high-mixing-efficiency stirring and mixing device of a sand mixer according to claim 1, characterized in that: discharge mechanism includes chamber door (18) of being connected with first discharge gate (8) inner wall rotation, the lower extreme of chamber door (18) rotates and is connected with first connecting plate, the one end fixedly connected with cylinder (19) of first connecting plate, the bottom fixedly connected with second connecting block of cylinder (19), the second connecting block rotates with base (1) and is connected.

6. The high-mixing-efficiency stirring and mixing device of a sand mixer according to claim 1, characterized in that: the outer walls of the spiral feeding rod (6) and the stirring shaft (4) are fixedly connected with chain wheels, and the chain wheels are in transmission connection through a chain (20).

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