CN219357833U - Feeding device for horizontal sand mixer - Google Patents

Abstract

The utility model discloses a feeding device for a horizontal sand mixer, which solves the problems of inaccurate metering, unstable formula, high labor intensity, low working efficiency and the like in the prior art, and is characterized in that: the feeding platform is fixedly arranged on the upright post, two auxiliary material libraries, a sand material library and a water tank are arranged on the feeding platform, and the discharge ports of the auxiliary material libraries and the sand material library are connected with a feeding hopper of a bucket elevator arranged on the ground through pipelines; the bucket elevator is fixedly arranged on the ground, a feeding hopper is arranged at the lower part, a discharging hole is arranged at the top part, and the bucket elevator is connected with a feeding hole of a feeding warehouse arranged at the upper part of the sand mixer through a conveying pipeline; the water tank is fixedly arranged on the feeding platform through a water tank upright post, a water level gauge is arranged on one side wall of the water tank, a water outlet pipe orifice is arranged at the bottom of one side of the water tank, and the water tank is connected with a water inlet arranged on the upper part of the sand mixer through a water pipe provided with a valve. Has the advantages of accurate measurement, stable formula, convenient operation, high benefit and the like, and has wide popularization and application values.

Description

Feeding device for horizontal sand mixer

Technical Field

The utility model relates to the field of casting production, in particular to a feeding device for a horizontal sand mixer.

Background

With the development of China from casting China to casting China, the casting technology is improved and perfected continuously, and in order to adapt to the new casting technology, new technology and the appearance of various new products, the molding sand mixing equipment for casting is developed along with the development of the molding sand mixing equipment for casting, and various large-scale sand mixing opportunities for casting emerge along with the development of the molding sand mixing equipment for casting. In the development process of small and medium-sized casting production, the clay sand casting process is a traditional process mode, has certain practical value, changes different process formulas and different environmental protection measures, and can also obtain high-quality castings and good economic benefits. The sand mixer is used for stirring auxiliary materials such as new sand grains, old sand grains, coal dust, bentonite, curing agent and the like which enter the cylinder of the sand mixer, so that the surfaces of sand particles are uniformly coated with bentonite films. At present, in the process of producing medium and small castings by common casting enterprises, various materials of new and old sand, coal dust, bentonite and water which are well metered according to proportion are put into a sand mixer to be fully stirred, and qualified molding sand is produced to manufacture various specifications and models of cavities for casting production, so that high-precision qualified products are achieved. At present, the production enterprises generally adopt manual metering feeding, so that the labor intensity is high, the metering is inaccurate, and the production efficiency is low.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provide a sand mixer feeding device which has the advantages of accurate metering, stable formula, convenient operation and high benefit for the market.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the automatic sand mixer comprises upright posts, a feeding platform, an auxiliary material warehouse, a sand warehouse, a water tank, a sand mixer feeding warehouse, a sand mixer, a sand outlet conveyer belt, an electric automatic control device and the like, wherein four corners of the feeding platform are fixedly arranged on the upright posts, two auxiliary material warehouses, one sand warehouse and one water tank are arranged on the feeding platform, and discharge outlets of the auxiliary material warehouse and the sand warehouse are connected with a feeding hopper of a bucket elevator arranged on the ground through pipelines. The bucket elevator is fixedly arranged on the ground, a feeding hopper is arranged at the lower part, a discharging hole is arranged at the top part, and the bucket elevator is connected with a feeding hole of a feeding warehouse arranged at the upper part of the sand mixer through a conveying pipeline; the water tank is fixedly arranged on the feeding platform through a water tank upright post, a water level gauge is arranged on one side wall of the water tank, a water outlet pipe orifice is arranged at the bottom of one side of the water tank, and the water tank is connected with a water inlet arranged on the upper part of the sand mixer through a water pipe provided with a valve.

Further, the sand warehouse top cover is provided with a sand inlet, an electronic scale arranged on the feeding platform is welded through a sand warehouse upright post, a gate valve controlled by a sand outlet cylinder is arranged at the sand warehouse discharge outlet, and the sand outlet cylinder is arranged on the feeding platform through a supporting leg. The discharge port of the sand warehouse is connected with the feeding hopper of the bucket elevator through a discharge floating joint and a sand discharge pipeline. The auxiliary material warehouse is fixedly arranged on the feeding platform through an auxiliary warehouse upright post, a manual valve is arranged at a discharge hole of the auxiliary material warehouse, the auxiliary material warehouse is connected with an auxiliary material pipeline through a movable metering floating joint, and the outlet end of the auxiliary material pipeline is connected with a bucket elevator feeding hopper.

Furthermore, a gate valve controlled by a discharge cylinder is arranged between the discharge port of the feed bin and the feed port of the sand mixer, and the discharge cylinder is fixedly arranged on the side wall of the feed bin 6 through a bracket.

The beneficial effects of the utility model are as follows: because the electronic scale is adopted to measure the weight of sand, the floating joint is adopted to measure auxiliary materials, and various raw materials are automatically conveyed to a feeding warehouse of the sand mixer through the bucket elevator, the labor intensity of operators is reduced, and the sand mixer has the advantages of accurate measurement, stable formula, convenient operation, high benefit and the like, and has wide popularization and application values.

The following structural drawings illustrate the present utility model further.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a left-hand structural schematic diagram of the present utility model;

fig. 4 is a schematic perspective view of the present utility model.

In the figure: 1 is a stand column, 2 is a feeding platform, 3 is an auxiliary material warehouse, 4 is a sand warehouse, 5 is a water tank, 6 is a feeding warehouse, 7 is a sand mixer, 8 is a bucket elevator, 9 is a water level gauge, 10 is a water pipe, 11 is a conveying pipeline, 12 is a discharge cylinder, 13 is a discharge floating joint, 14 is a sand discharge cylinder, 15 is a supporting leg, 16 is a sand inlet, 17 is a sand discharge pipeline, 18 is an auxiliary warehouse stand column, 19 is a movable metering floating joint, 20 is an auxiliary material pipeline, 21 is a feeding hopper, 22 is a manual valve, 23 is a sand discharge conveying belt, 24 is a water tank stand column, 25 is a sand warehouse stand column, 26 is an electronic scale, and 27 is a bracket.

The technical scheme of the utility model is further described in detail below with reference to the specific embodiments.

Description of the embodiments

As shown in fig. 1-4, a feeding device for a horizontal sand mixer is composed of a vertical column 1, a feeding platform 2, an auxiliary material warehouse 3, a sand warehouse 4, a water tank 5, a sand mixer feeding warehouse 6, a sand mixer 7, a sand discharge conveyor belt 23, an electric automatic control device and the like, four corners of the feeding platform 2 are fixedly arranged on the vertical column 1, and two auxiliary material warehouses 3, one sand warehouse 4 and one water tank 5 are arranged on the feeding platform 2. The top cover of the sand silo 4 is provided with a sand inlet 16, an electronic scale 26 arranged on the feeding platform 2 is welded through a sand silo upright post 25, a gate valve controlled by a sand outlet cylinder 14 is arranged at a sand outlet of the sand silo, the sand outlet cylinder 14 is arranged on the feeding platform 2 through a support leg 15, and the sand outlet of the sand silo is connected with a feeding hopper 21 of the bucket elevator 8 through a discharge floating joint 13 and a sand outlet pipeline 17. The auxiliary material warehouse 3 is fixedly arranged on the charging platform 2 through an auxiliary warehouse upright post 18, a manual valve 22 is arranged at a discharge hole of the auxiliary material warehouse, the auxiliary material warehouse is connected with an auxiliary material pipeline 20 through a movable metering floating joint 19, and the outlet end of the auxiliary material pipeline 20 is connected with a bucket elevator 8 feeding hopper 21. The bucket elevator 8 is fixedly arranged on the ground, the lower part is provided with a feeding hopper 21, the top is provided with a discharging hole, and the feeding hopper is connected with a feeding hole of a feeding warehouse 6 arranged on the upper part of the sand mixer through a conveying pipeline 11. The water tank 5 is fixedly arranged on the feeding platform 2 through a water tank upright post 24, a water level gauge 9 is arranged on one side wall of the water tank 5, a water outlet pipe orifice is arranged at the bottom of one side of the water tank, and the water inlet pipe 10 provided with a valve is connected with a water inlet arranged at the upper part of the sand mixer 7. A gate valve controlled by a discharge cylinder 12 is arranged between a discharge port of the feed warehouse 6 and a feed port of the sand mixer 7, and the discharge cylinder 12 is fixedly arranged on the side wall of the feed warehouse 6 through a bracket 27. When the utility model is implemented, the production enterprises design the proportion of molding sand with a shape cavity according to the production requirement of castings, production operators adjust and measure the movable floating joint 19 according to the ingredients of the pulverized coal and bentonite in the auxiliary material storage 3, and when the adjustable volume is adjusted to the lower outlet of the movable floating joint, the manual valve is closed to control the total amount and the discharging time. Sand in the total stock bin is injected into the sand stock bin 4 from a sand inlet 16 arranged at the top of the sand stock bin 4, and when the sand in the sand stock bin 4 reaches the design weight, the sand injection is stopped. At this time, the electronic scale arranged below the upright post of the sand warehouse sends out a signal, an electric automatic control circuit is started, the sand outlet cylinder 14 acts to open a gate valve of a discharge hole below the sand warehouse 4, and sand in the sand warehouse 4 falls into a feeding hopper 21 of the bucket elevator 8 through a floating joint 13 and a sand outlet pipeline 17 arranged below the discharge hole. At the same time, the pulverized coal and bentonite in the pulverized coal and bentonite auxiliary material warehouse arranged on the feeding platform fall into the feeding hopper 21 through the movable metering floating joint 19 and the auxiliary material pipeline 20. The bucket elevator 8 works to gradually lift the metered materials to the top and convey the materials into the feed warehouse 6 through the conveying pipeline 11. Then, a gate valve between a sand outlet of the feeding warehouse 6 and a sand inlet of the sand mixer 7 is started to control a sand outlet cylinder 12, the gate valve is opened, materials conveyed into the feeding warehouse 6 through the bucket elevator 8 fall into the sand mixer 7 successively, blades arranged on a stirring shaft in the sand mixer are fully stirred, molded sand falls onto a sand outlet conveying belt 23 from a sand mixer discharge port, and the molded sand is sent to the next procedure for casting molding. Because the electronic scale is adopted to measure the weight of sand, the floating joint is adopted to measure auxiliary materials, and various raw materials are automatically conveyed to a feeding warehouse of the sand mixer through the bucket elevator, the labor intensity of operators is reduced, and the sand mixer has the advantages of accurate measurement, stable formula, convenient operation, high benefit and the like, and has wide popularization and application values.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution and the concept of the present utility model, can make equivalent substitutions or modifications within the scope of the present utility model.

Claims (3)

1. A feeding device for horizontal sand mixer, it includes stand (1), feeding platform (2), auxiliary material storehouse (3), sand magazine (4), water tank (5), sand mixer feeding storehouse (6), sand mixer (7), play sand conveyer belt (23) and electric automatic control device, its characterized in that: four corners of the feeding platform (2) are fixedly arranged on the upright posts (1), two auxiliary material libraries (3), a sand material library (4) and a water tank (5) are arranged on the feeding platform (2), and discharge ports of the auxiliary material libraries (3) and the sand material library (4) are connected with a feeding hopper (21) of a bucket elevator (8) arranged on the ground through pipelines; the bucket elevator (8) is fixedly arranged on the ground, the lower part is provided with a feeding hopper (21), the top part is provided with a discharging hole, and the discharging hole is connected with a feeding hole of a feeding warehouse (6) arranged at the upper part of the sand mixer through a conveying pipeline (11); the water tank (5) is fixedly arranged on the feeding platform (2) through a water tank upright post (24), a water level gauge (9) is arranged on one side wall of the water tank, a water outlet pipe orifice is arranged at the bottom of one side of the water tank, and the water tank is connected with a water inlet arranged on the upper part of the sand mixer (7) through a water pipe (10) provided with a valve.

2. A feeding device for a horizontal sand mixer according to claim 1, characterized in that: the top cover of the sand warehouse (4) is provided with a sand inlet (16), an electronic scale (26) arranged on the feeding platform (2) is welded through a sand warehouse upright post (25), a gate valve controlled by a sand outlet cylinder (14) is arranged at the sand outlet cylinder (14) and is arranged on the feeding platform (2) through a support leg (15), and the sand warehouse outlet is connected with a hopper (21) of the bucket elevator (8) through a discharge floating joint (13) and a sand outlet pipeline (17); the auxiliary material storehouse (3) is fixedly arranged on the feeding platform (2) through an auxiliary storehouse upright post (18), a manual valve (22) is arranged at a discharge hole of the auxiliary material storehouse, the auxiliary material storehouse is connected with an auxiliary material pipeline (20) through a movable metering floating joint (19), and an outlet end of the auxiliary material pipeline (20) is connected with a bucket elevator (8) to enter a hopper (21).

3. A feeding device for a horizontal sand mixer according to claim 1 or 2, characterized in that: a gate valve controlled by a discharge cylinder (12) is arranged between a discharge hole of the feed warehouse (6) and a feed hole of the sand mixer (7), and the discharge cylinder (12) is fixedly arranged on the side wall of the feed warehouse (6) through a bracket (27).