CN222198787U - Sand material mixing and conveying device for sand mould forming - Google Patents

Abstract

The utility model relates to a sand material mixing and conveying device for sand mould forming, which comprises a sand storage bin, wherein a lifting conveying belt is arranged below a feed opening of the sand storage bin, a fixed seat is arranged below a discharge end of the lifting conveying belt, a cantilever beam with the rear part hinged to the fixed seat is arranged on the fixed seat, a mixing groove is arranged on the cantilever beam along the length direction of the cantilever beam, a mixing auger is arranged in the mixing groove, a plurality of adhesive spray heads are arranged above the mixing groove, the bottom of the front end of the cantilever beam is provided with a feed opening communicated with the mixing groove, and the feed opening of the cantilever beam is in butt joint with a feed opening of a screw conveyor. The sand material mixing and conveying device for sand mould forming has the advantages of novel structure, reasonable design, convenient use, strong practicability, no mixing bin, high production efficiency, good mixing effect, less consumption of binder and difficult occurrence of consolidation problem by adopting a mode that sand materials are directly mixed with the binder in the conveying process.

Description

Sand material mixing and conveying device for sand mould forming

Technical Field

The utility model relates to the technical field of sand mould forming, in particular to a sand material mixing and conveying device for sand mould forming.

Background

The sand materials for making the sand mould need to be mixed with the binder before being formed. At present, the mixing mode of sand materials and binders is carried out in a mixing bin, and the sand materials and binders are sent to a sandbox for molding after being mixed, but the mode has lower efficiency, and the mixed materials are easy to solidify in the mixing bin due to overlong storage time.

Disclosure of utility model

Therefore, the utility model aims to provide the sand material mixing and conveying device for sand mould forming, and sand materials are directly mixed with the binder in the conveying process, so that the production efficiency can be improved, and the binder consumption can be saved.

The sand material mixing and conveying device for sand mold forming comprises a sand storage bin, wherein a lifting conveying belt is arranged below a discharging opening of the sand storage bin, a fixing seat is arranged below a discharging end of the lifting conveying belt, a cantilever beam with the rear part hinged to the fixing seat is arranged on the fixing seat, a mixing groove is formed in the cantilever beam along the length direction of the cantilever beam, a mixing auger is arranged in the mixing groove, a plurality of binder spray heads are arranged above the mixing groove, a discharging opening communicated with the mixing groove is formed in the bottom of the front end of the cantilever beam, and the discharging opening of the cantilever beam is in butt joint with a feeding opening of a screw conveyor.

Further, the cantilever beam is provided with a cover plate above the mixing tank, the binder spray head is arranged on the cover plate, the front end of the cover plate is provided with a feed inlet below the discharge end of the lifting conveyor belt, the upper end of the feed inlet is connected with a material guiding housing, the discharge end of the lifting conveyor belt extends into the material guiding housing, and the top of the material guiding housing is connected with a dust suction pipe.

Further, an adhesive main pipe is arranged above the cantilever beam and connected with the adhesive spray head through an adhesive branch pipe, the adhesive main pipe is connected with an adhesive storage tank through a feeding pipe, and a feeding pump is connected on the feeding pipe in series.

Further, the inside motor that is equipped with compounding auger coaxial coupling of cantilever beam rear end, cantilever beam rear end still articulates there is the balancing weight, is connected with the pneumatic cylinder between cantilever beam middle part and the fixing base.

Further, a discharge port of the screw conveyor is connected with a discharge corrugated pipe, and a feed port of the screw conveyor is connected with a feed port of the cantilever in a rotary fit manner.

Further, a dust hood is arranged beside the discharging opening of the sand silo.

Compared with the prior art, the sand material mixing and conveying device for sand mould forming has the advantages that the sand material mixing and conveying device for sand mould forming is novel in structure, reasonable in design, convenient to use and high in practicability, a mixing bin is omitted, the production efficiency can be improved by adopting a mode that sand materials are directly mixed with a binder in the conveying process, the mixing effect is good, the consumption of the binder can be saved, and the problem of consolidation is not easy to occur.

The present utility model will be further described in detail below with reference to specific embodiments and associated drawings for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.

Drawings

FIG. 1 is a schematic view of the overall construction of an embodiment of the present utility model;

FIG. 2 is a schematic view of a partial construction of an embodiment of the present utility model;

The reference numerals in the figure indicate that the sand material bin 1-is provided with a lifting conveyor belt 2-, a fixed seat 3-is provided with a cantilever beam 4-is provided with a cantilever beam 5-is provided with a mixing tank 6-is provided with a mixing auger 7-is provided with a binder spray nozzle 8-is provided with a screw conveyor 9-is provided with a cover plate 10-is provided with a material guiding housing 11-is provided with a binder main pipe 12-is provided with a binder storage tank 13-is provided with a material feeding pump 14-is provided with a motor 15-is provided with a balancing weight 16-is provided with a hydraulic cylinder 17-is provided with a material discharging corrugated pipe 18-is provided with a dust removing cover.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As shown in fig. 1-2, a sand material mixing and conveying device for sand mould forming comprises a sand silo 1, a lifting conveying belt 2 is arranged below a feed opening of the sand silo 1, a fixing seat 3 is arranged below a discharge end of the lifting conveying belt 2, a cantilever beam 4 with the rear part hinged to the fixing seat is arranged on the fixing seat, a mixing groove 5 is arranged on the cantilever beam along the length direction of the cantilever beam, a mixing auger 6 is arranged in the mixing groove, a plurality of adhesive spray heads 7 are arranged above the mixing groove, a feed opening communicated with the mixing groove is arranged at the bottom of the front end of the cantilever beam, and the feed opening of the cantilever beam is in butt joint with a feed inlet of a screw conveyor 8. The sand material is carried to compounding groove 5 through promoting conveyer belt 2, and compounding auger 6 promotes sand material and carries forward in the compounding groove 5, utilizes the binder shower nozzle to spray the binder to the sand material of carrying the in-process directly simultaneously, and compounding auger 6 still possesses the stirring effect at the pay-off in-process, makes sand material and binder misce bene, and this sand mould shaping has saved mixing bin with sand material mixing conveyor, adopts sand material in the mode that carries in-process directness and binder mix, can improve production efficiency to it is effectual to mix, can save the binder quantity, difficult emergence concretion problem.

In the embodiment, the cantilever beam 4 is provided with a cover plate 9 above the mixing tank, the adhesive spray head 7 is mounted on the cover plate, the front end of the cover plate 9 is provided with a feeding port below the discharging end of the lifting conveyor belt 2, the upper end of the feeding port is connected with a guiding cover shell 10, the discharging end of the lifting conveyor belt 2 stretches into the guiding cover shell, the top of the guiding cover shell is connected with a dust suction pipe, sand on the lifting conveyor belt 2 enters the guiding cover shell and then falls into the mixing tank from an opening at the bottom of the guiding cover shell, and the dust suction pipe can discharge dust generated by falling of the sand even if the dust is discharged, so that the dust is prevented from running out from a butt joint position between the lifting conveyor belt 2 and the guiding cover shell.

In this embodiment, an adhesive main pipe 11 is disposed above the cantilever beam, the adhesive main pipe is connected with an adhesive spray head through an adhesive branch pipe, the adhesive main pipe is connected with an adhesive storage tank 12 through a feed pipe, and a feed pump 13 is connected in series on the feed pipe.

In the embodiment, a motor 14 coaxially connected with a mixing auger is arranged in the rear end of the cantilever beam, a balancing weight 15 is hinged to the rear end of the cantilever beam, a hydraulic cylinder 16 is connected between the middle part of the cantilever beam and the fixed seat, the angle of the cantilever beam can be adjusted through the hydraulic cylinder, the balancing weight 15 can be matched with the weight of the front part of the cantilever beam, and the working pressure of the hydraulic cylinder 16 is reduced.

In this embodiment, the discharge port of the screw conveyor is connected with a discharge bellows 17, and the feed port of the screw conveyor is in rotary fit connection with the feed port of the cantilever beam. The screw conveyer can further stir in the feeding process, sand materials and binders are mixed and then fall into corresponding sand boxes through the discharging corrugated pipes, and the screw conveyer can rotate relative to the cantilever beam to adjust the direction of the discharging hole.

In this embodiment, a dust hood 18 is disposed beside the feed opening of the sand silo.

Any of the above-described embodiments of the present utility model disclosed herein, unless otherwise indicated, if they disclose a range of values, then the disclosed range of values is a preferred range of values, and any person skilled in the art will appreciate that the preferred range of values is merely a relatively obvious or representative value of many possible values. Since the numerical values are more and cannot be exhausted, only a part of the numerical values are disclosed to illustrate the technical scheme of the utility model, and the numerical values listed above should not limit the protection scope of the utility model.

If the utility model discloses or relates to parts or structural components which are fixedly connected with each other, the fixed connection can be understood as being detachably fixed connection (such as using bolts or screws) or can be understood as being non-detachably fixed connection (such as riveting and welding), and the fixed connection can be replaced by an integral structure (such as being integrally manufactured by a casting process) unless the integral forming process is obviously unavailable.

In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.

Any part provided by the utility model can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims (6)

1. The sand material mixing and conveying device for sand mold forming is characterized by comprising a sand storage bin, a lifting conveying belt is arranged below a feed opening of the sand storage bin, a fixing seat is arranged below a discharge end of the lifting conveying belt, a cantilever beam with the rear part hinged to the fixing seat is arranged on the fixing seat, a mixing groove is arranged on the cantilever beam along the length direction of the cantilever beam, a mixing auger is arranged in the mixing groove, a plurality of adhesive spray heads are arranged above the mixing groove, a feed opening communicated with the mixing groove is arranged at the bottom of the front end of the cantilever beam, and the feed opening of the cantilever beam is in butt joint with a feed opening of a screw conveyor.

2. The sand and material mixing and conveying device for sand mold forming of claim 1, wherein the cantilever beam is provided with a cover plate above the material mixing groove, the binder spray head is arranged on the cover plate, the front end of the cover plate is provided with a feed inlet below the discharge end of the lifting conveying belt, the upper end of the feed inlet is connected with a material guiding housing, the discharge end of the lifting conveying belt extends into the material guiding housing, and the top of the material guiding housing is connected with a dust suction pipe.

3. The sand material mixing and conveying device for sand mold forming of claim 1, wherein an adhesive main pipe is arranged above the cantilever beam and connected with the adhesive spray head through an adhesive branch pipe, the adhesive main pipe is connected with an adhesive storage tank through a feed pipe, and the feed pipe is connected with a feed pump in series.

4. The sand material mixing and conveying device for sand mold forming of claim 1, wherein a motor coaxially connected with a mixing auger is arranged in the rear end of the cantilever beam, a balancing weight is hinged to the rear end of the cantilever beam, and a hydraulic cylinder is connected between the middle of the cantilever beam and the fixing seat.

5. The sand and material mixing and conveying device for sand mold forming of claim 1, wherein the discharge port of the screw conveyor is connected with a discharge corrugated pipe, and the feed port of the screw conveyor is in rotary fit connection with the feed port of the cantilever beam.

6. The sand material mixing and conveying device for sand mold forming according to claim 1, wherein a dust hood is arranged beside a feed opening of the sand storage bin.