CN218693607U

CN218693607U - Stroke type sand mixing and feeding machine

Info

Publication number: CN218693607U
Application number: CN202223034478.5U
Authority: CN
Inventors: 宁林祥; 宁吉泉; 韩俊枫
Original assignee: Zhejiang Ouye Da Machinery Manufacture Co ltd
Current assignee: Zhejiang Ouye Da Machinery Manufacture Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-24
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a stroke type sand mixing and feeding machine, which comprises a base (1), wherein a mixing barrel (2) is arranged on the base (1), a top frame (3) is arranged above the mixing barrel (2), a driving component (4) is arranged in the top frame (3), at least two rotating shafts (5) which are deep into the mixing barrel (2) are arranged on the driving component (4), the rotating shafts (5) are distributed in parallel, and the rotating directions of the adjacent rotating shafts (5) are opposite; an upper helical blade (51) and a lower helical blade (52) which have opposite helical directions are arranged on the rotating shaft (5), and a convection space is formed between the upper helical blade (51) and the lower helical blade (52). The utility model has the characteristics of the compounding disturbed flow nature is strong, and work efficiency is high.

Description

Stroke type sand mixing and feeding machine

Technical Field

The utility model relates to a sand mixer, especially a stroke formula mulling feeder are used in sand casting.

Background

When casting steel parts, resin sand is needed for molding, and the resin sand is mixed, and the curing agent, the resin and the raw sand are uniformly stirred by a resin sand mixer to obtain the resin-sand composite material. The resin sand mixer generally consists of a two-stage freely rotating stirring cage, wherein the first stage is a conveying stirring cage for conveying raw sand; the second stage is high speed sand mixing and stirring cage.

High-speed mulling stirs the cage when mulling, stir the compounding by the multiunit stirring leaf of co-altitude not respectively, for example, application number is CN202021526872.9, open day is 2021.04.02's a roller mill, including the barrel, the roof, the (mixing) shaft, impeller, the support frame is placed subaerial, barrel upper end opening, the lower extreme is sealed, the barrel supports in the top of support frame and rotates with the support frame to be connected, roof fixed connection is in the barrel upper end, the (mixing) shaft all is located the barrel with impeller, the (mixing) shaft upper end rotates with the roof to be connected, the roof upside is provided with motor drive (mixing) shaft and rotates, the feed inlet has still been seted up on the roof, the (mixing) shaft lower extreme and impeller fixed connection. However, in the sand mixer, the stirring shaft is an independent one, the rotation directions of the stirring blades on the stirring shaft are the same, the impact performance of mixed sand materials is general, the mixed flow effect is weaker, long-time stirring work is usually required, and the efficiency is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stroke formula mulling feeder. The utility model has the characteristics of the compounding disturbed flow nature is strong, and work efficiency is high.

The technical scheme of the utility model: the stroke type sand mixing and feeding machine comprises a base, wherein a material mixing barrel is arranged on the base, a top frame is arranged above the material mixing barrel, a driving assembly is arranged in the top frame, at least two rotating shafts penetrating into the material mixing barrel are arranged on the driving assembly, the rotating shafts are distributed in parallel, and the rotating directions of the adjacent rotating shafts are opposite; and an upper helical blade and a lower helical blade which have opposite helical directions are arranged on the rotating shaft, and a convection space is formed between the upper helical blade and the lower helical blade.

In the above-mentioned stroke formula sand mixing feeder, the surface of base is the inclined plane, the compounding bucket is installed on the base in the form of slope.

In the stroke type sand mixing and feeding machine, the outer circle of the mixing barrel is provided with the driving ring, one side of the base is provided with the fixed motor, the output shaft of the fixed motor is provided with the belt pulley, and the belt pulley and the driving ring are connected through the transmission belt.

In the stroke type sand mixing and feeding machine, a groove is formed on the surface of the base, and an annular slide rail is arranged in the groove; the bottom of compounding bucket is equipped with the slide along annular slide rail removal, the bottom of slide is equipped with the rolling first gyro wheel in annular slide rail and the second gyro wheel of butt respectively in two outsides of annular slide rail.

In the aforementioned stroke formula sand mixing feeder, the rotation axis adopts two, drive assembly includes driving motor, is equipped with the action wheel on driving motor's the output shaft, and the meshing has the follower on the action wheel, and the action wheel is connected with one of them rotation axis, and the follower is connected with another rotation axis.

In the above-mentioned stroke type sand mixing and feeding machine, the bottom of the base is provided with a universal wheel, and the universal wheel is provided with a brake.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model drives the adjacent rotating shafts to rotate in different directions through the driving component, so that the adjacent rotating shafts mutually form the opposite impact, extrusion and stirring in the left and right directions; meanwhile, due to the fact that the spiral directions of the upper spiral blade and the lower spiral blade are opposite, up-and-down direction hedging is formed between the upper spiral blade and the lower spiral blade, hedging in multiple directions is mixed, and resin sand is mixed in the sand mixer in a staggered and irregular flowing mode in cooperation with the inclined mixing barrel, turbulence performance is enhanced, and sand mixing efficiency of the sand mixer is effectively improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic diagram of a driving structure of the mixing barrel;

fig. 3 is a schematic structural diagram of the annular slide rail.

The symbols in the drawings are: 1. a base; 11. fixing the motor; 12. a belt pulley; 13. a drive belt; 14. a groove; 15. an annular slide rail; 16. a universal wheel; 2. a mixing barrel; 21. a drive ring; 22. a slide plate; 23. a first roller; 24. a second roller; 3. a top frame; 4. a drive assembly; 41. a drive motor; 42. a driving wheel; 43. a driven wheel; 5. a rotating shaft; 51. an upper helical blade; 52. a lower helical blade.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Example (b):

as shown in fig. 1-3, the traveling sand mixer comprises a base 1, a mixing barrel 2 is arranged on the base 1, a top frame 3 is arranged above the mixing barrel 2, a driving assembly 4 is arranged in the top frame 3, at least two rotating shafts 5 penetrating into the mixing barrel 2 are arranged on the driving assembly 4, the rotating shafts 5 are distributed in parallel, and the rotating directions of the adjacent rotating shafts 5 are opposite; the rotating shaft 5 is provided with an upper helical blade 51 and a lower helical blade 52 with opposite helical directions, and a convection space is formed between the upper helical blade 51 and the lower helical blade 52.

The surface of base 1 is the inclined plane, mixing barrel 2 is the slope form and installs on base 1.

The utility model drives the adjacent rotating shafts 5 to rotate in different directions through the driving component 4, so that the adjacent rotating shafts 5 mutually form the opposite impact, extrusion and stirring in the left and right directions; simultaneously because the spiral direction of last helical blade 51 is opposite with helical blade 52 down for form the offset of direction from top to bottom between last helical blade 51 and the helical blade 52 down, the offset of a plurality of directions mixes, cooperates the compounding bucket 2 of slope, makes the resin sand mix at the interior irregular flow of sand mixer dislocation, strengthens the turbulent flow nature, thereby effectively improves the mulling efficiency of sand mixer.

The outer circle of the mixing barrel 2 is provided with a driving ring 21, the circumferential surface of the driving ring 21 is provided with a belt groove, one side of the base 1 is provided with a fixed motor 11, the output shaft of the fixed motor 11 is provided with a belt pulley 12, and the belt pulley 12 and the driving ring 21 are connected through a transmission belt 13. Fixed motor 11 passes through belt pulley 12, drive belt 13 and drive ring 21's connection, drives mixing bucket 2 and rotates, and the inside rotation of many rotation axes 5 of cooperation is stirred, realizes the mixed action of strong vortex hedging, and the stirring is even, targets in place, enlarges stirring breadth and stirring strength, can accomplish the material mixture of various proportion, proportion.

A groove 14 is formed in the surface of the base 1, and an annular slide rail 15 is arranged in the groove 14; the bottom of the mixing barrel 2 is provided with a sliding plate 22 moving along the annular slide rail 15, and the bottom of the sliding plate 22 is provided with a first roller 23 rolling in the annular slide rail 15 and a second roller 24 respectively abutting against two outer sides of the annular slide rail 15. The utility model enables the mixing barrel 2 to rotate smoothly on the base 1 by the first roller 23 of the sliding plate 22 rolling on the annular slide rail 15; two second rollers 24 of the sliding plate 22 abut against the side wall of the annular sliding rail 15, so that the rotating stability of the mixing barrel 2 is improved, and the side turning or the deviation in the rotating process of the mixing barrel 2 is avoided.

The rotating shafts 5 are two, the driving assembly 4 comprises a driving motor 41, a driving wheel 42 is arranged on an output shaft of the driving motor 41, a driven wheel 43 is meshed on the driving wheel 42, the driving wheel 42 is connected with one rotating shaft 5, and the driven wheel 43 is connected with the other rotating shaft 5. The driving wheel 42 is driven by the driving motor 41 to rotate in the forward direction, and the driven wheel 43 is driven by the driving wheel 42 to rotate in the reverse direction, so that the rotation directions of the two rotating shafts 5 are opposite.

The bottom of the base 1 is provided with a universal wheel 16, and the universal wheel 16 is provided with a brake. The sand mixer can be moved to flexibly work on different strokes.

The details of the present invention are not described in the prior art, and therefore, are not specifically described herein.

Claims

1. The stroke formula mulling feeder, its characterized in that: the mixing device comprises a base (1), wherein a mixing barrel (2) is arranged on the base (1), an upper frame (3) is arranged above the mixing barrel (2), a driving assembly (4) is arranged in the upper frame (3), at least two rotating shafts (5) penetrating into the mixing barrel (2) are arranged on the driving assembly (4), the rotating shafts (5) are distributed in parallel, and the rotating directions of the adjacent rotating shafts (5) are opposite; an upper helical blade (51) and a lower helical blade (52) with opposite helical directions are arranged on the rotating shaft (5), and a convection space is formed between the upper helical blade (51) and the lower helical blade (52).

2. The traveling sand blender feeder of claim 1, characterized in that: the surface of base (1) is the inclined plane, mixing barrel (2) are the slope form and install on base (1).

3. The traveling sand blender feeder of claim 1, characterized in that: the outer circle of the mixing barrel (2) is provided with a driving ring (21), one side of the base (1) is provided with a fixed motor (11), an output shaft of the fixed motor (11) is provided with a belt pulley (12), and the belt pulley (12) and the driving ring (21) are connected through a transmission belt (13).

4. The traveling sand blender feeder of claim 3, characterized in that: a groove (14) is formed in the surface of the base (1), and an annular sliding rail (15) is arranged in the groove (14); the bottom of the mixing barrel (2) is provided with a sliding plate (22) moving along an annular sliding rail (15), and the bottom of the sliding plate (22) is provided with a first roller (23) rolling in the annular sliding rail (15) and second rollers (24) respectively abutting against two outer sides of the annular sliding rail (15).

5. The stroke sand blender feeder of claim 1, wherein: the utility model discloses a bicycle, including drive assembly (4), rotation axis (5) adopt two, drive assembly (4) are equipped with action wheel (42) including driving motor (41) on the output shaft of driving motor (41), and the meshing has driven wheel (43) on action wheel (42), and action wheel (42) are connected with one of them rotation axis (5), and driven wheel (43) are connected with another rotation axis (5).

6. The stroke sand blender feeder of claim 1, wherein: the bottom of the base (1) is provided with a universal wheel (16), and the universal wheel (16) is provided with a brake.