CN212042566U

CN212042566U - Four-station horizontal static pressure flask-separating molding machine

Info

Publication number: CN212042566U
Application number: CN202020636953.8U
Authority: CN
Inventors: 邢现军; 巫印
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-12-01
Anticipated expiration: 2030-04-24

Abstract

A four-station horizontal static pressure slip flask molding machine comprises a first station and a second station, a second molding machine comprises a third station and a fourth station, a first bottom plate is arranged on a frame base, a first upright post and a second upright post are arranged on the first bottom plate, an upper plate is arranged on the first upright post and the second upright post, a sliding rod is arranged in a lower hydraulic cylinder, a lower cylinder is arranged on the bottom surface of a lower support plate, a lower sliding table is arranged on the first upright post and the second upright post, the lower sliding table is arranged on the lower support plate, a lower flask is arranged on the lower sliding table, a lower plate is arranged in the lower flask, the upper sliding table is arranged on the first upright post, an upper flask is arranged on the bottom surface of the upper sliding table, an upper plate is arranged in the upper flask, the upper sliding table is fixed with the bottom surface of the upper support plate, the second station has the same structure as the first station, and the second molding machine. When four stations work simultaneously, the average efficiency is improved by about 58 percent, the production efficiency is high, the stability is high, the raw materials are saved, the manufacturing cost is low, and the social and economic benefits are obvious.

Description

Four-station horizontal static pressure flask-separating molding machine

Technical Field

The utility model relates to a molding machine, in particular to a four-station horizontal static pressure slip flask molding machine.

Background

The sand making mold is necessary in the casting industry, but the prior sand making mold mainly depends on manual production, namely manual mold filling and manual mold changing, has high labor intensity, low production efficiency and poor quality of sand-turning products, particularly, the manual pressing is not sanitary, the sand mold has small firmness, the surface of the cast product is not smooth and even has sand holes, which seriously restricts the production and development of the casting industry, but also the dust in the manufacturing process can influence the physical health of workers, the heavy manual production is not matched with the requirements of the high-speed development and production mechanization of the current science and technology, although the existing casting molding machine appears, but has complex structure, high cost, only one-step operation in the sand mould manufacturing process, low efficiency, and the large floor space of the casting molding machine, most of the prior art still adopts manual labor, and has the disadvantages of high labor intensity, low efficiency and high production cost, so the prior equipment for manufacturing the sand mold needs to be further improved and innovated.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to overcome the defects of the prior art, the present invention provides a four-station horizontal static pressure flask-separating molding machine, which can effectively solve the problems of low efficiency of sand mold making, high sand mold making cost and low working efficiency.

In order to achieve the purpose, the technical scheme of the utility model is that the four-station horizontal static pressure knockout molding machine comprises a hydraulic cylinder, a frame, a sand shooting box, a first molding machine device and a second molding machine device which have the same structure, wherein the frame comprises 2 symmetrical parts and is composed of a frame base, frame supporting rods vertically and upwards arranged on two sides of the frame base and a supporting plate transversely arranged on the frame supporting rods, 4 box pushing devices are arranged on the supporting plate, the 4 box pushing devices respectively correspond to four stations, the first molding machine device comprises a first station and a second station, the second molding machine device comprises a third station and a fourth station, a first bottom plate of the first molding machine device is arranged on one side of the frame base, 4 first stand columns and 4 second stand columns are vertically and upwards arranged on the first bottom plate, an upper plate parallel to the first bottom plate is arranged on the first stand columns and the second stand columns, the first station comprises a lower hydraulic cylinder, an upper sliding rod and a lower sliding rod are arranged in the lower hydraulic cylinder, the upper end surface of the sliding rod is fixedly connected with the bottom surface of the lower supporting plate, 2 symmetrical lower cylinders are vertically and downwards arranged on the bottom surface of the lower supporting plate, a lower sliding table is arranged on the 4 first upright posts and the 4 second upright posts in a sliding manner, the lower sliding table is positioned on the lower supporting plate, a guide rail support is arranged on the first upright post on the lower sliding table, a lower box is arranged on the lower sliding table, a lower plate is arranged in the lower box, the sliding rod in the lower cylinder penetrates through the lower supporting plate and is fixed with the bottom surface of the lower sliding table together, four corners of the upper sliding table are arranged on the first upright post in a sliding manner, an upper box is arranged on the bottom surface of the upper sliding table, an upper plate is arranged in the upper box, the bottom surface of the upper plate is parallel and opposite to the upper surface of the lower plate, the upper surface of the upper, a sliding shaft in an upper cylinder penetrates through an upper supporting plate and an upper sliding table to be fixed with the upper plate, an upper hydraulic cylinder is arranged on the upper plate and is in the same vertical line with a lower hydraulic cylinder, the sliding shaft of the upper hydraulic cylinder penetrates through the middle part of the upper plate to be fixedly connected with the upper top surface of the upper supporting plate, a second station has the same structure as the first station and is symmetrically arranged on a first bottom plate along the longitudinal center of the first bottom plate and the first station, transverse guide rail type plates are arranged on every 4 guide rail brackets of the first station and the second station along the long edge of the first bottom plate, a frame of the second station moves on the guide rails, a second molding machine has the same structure as the first molding machine, a third station and a fourth station are arranged on the second bottom plate, the second bottom plate and the first bottom plate are symmetrically arranged on the other side of a frame base, the third station is symmetrically arranged with the first station, and the fourth station is symmetrically arranged;

the sand shooting boxes are 4 in the same structure, are arranged in the frame and are symmetrically fixed on the inner sides of the first upper plate and the second upper plate through sand shooting box supports respectively, and sand shooting ports of the sand shooting boxes are located at upper boxes and lower boxes of the first station, the second station, the third station and the fourth station respectively.

The utility model discloses quadruplex position simultaneous working, can reach 480 and give other 720 casees every hour, average efficiency has improved about 58%, 4 station dress are in the same place, compare with single station, save half area, and intensity of labour is little, and production efficiency is high, and stability is high, through experiment on the spot and implementation, sand mould cost of manufacture can reduce more than 5%, practices thrift raw and other materials, and low in cost, society and economic benefits are showing.

Drawings

Fig. 1 is a side sectional view of the present invention.

Fig. 2 is a front view of the structure of the present invention.

Fig. 3 is a perspective view of the present invention.

Fig. 4 is a three-dimensional structure diagram of the molding plate frame of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

The four-station horizontal static pressure flask-dropping molding machine comprises a hydraulic cylinder, a frame, a sand shooting box, a first molding machine device and a second molding machine device which are identical in structure, wherein the frame 5 is provided with 2 symmetrical frames, and the two frames are respectively composed of a frame base 5-1, frame support rods 5-2 vertically and upwards arranged on two sides of the frame base 5-1 and support plates 5-3 transversely arranged on the frame support rods 5-2, 4 flask pushing devices 23 are arranged on the support plates 5-3, the 4 flask pushing devices 23 respectively correspond to the four stations, the first molding machine device comprises a first station A1 and a second station A2, the second molding machine comprises a third station A3 and a fourth station A4, a first bottom plate 1 of the first molding machine device is arranged on one side of the frame base 5-1, 4 first

upright posts

2 and 4 second upright posts 2-1 are vertically arranged on the first bottom plate 1, an upper plate 17 parallel to the first bottom plate 1 is arranged on the first upright post 2 and the second upright post 2-1, the first station A1 comprises a lower hydraulic cylinder 7, an upper sliding rod 7-1 and a lower sliding rod 7-1 are arranged in the lower hydraulic cylinder 7, the upper end surface of the sliding rod 7-1 is fixedly connected with the bottom surface of the lower supporting plate 8, 2 symmetrical lower cylinders 10 are vertically and downwards arranged on the bottom surface of the lower supporting plate 8, lower sliding tables 15 are slidably arranged on 4 first

upright posts

2 and 4 second upright posts 2-1, the lower sliding tables 15 are positioned on the lower supporting plate 8, guide rail brackets 21 are arranged on the first upright posts 2 on the lower sliding tables 15, lower boxes 19 are arranged on the lower sliding tables 15, lower position plates 9 are arranged in the lower boxes 19, sliding rods in the lower cylinders 10 penetrate through the lower supporting plate 8 and the lower sliding tables 15 to be fixed with the bottom surfaces of the lower sliding plates 9, four corners of the upper sliding tables 16 are slidably arranged on the first upright posts 2, and upper boxes 18 are, an upper plate 13 is arranged in an upper box 18, the bottom surface of the upper plate 13 is opposite to the upper surface of a lower plate 9 in parallel, the upper surface of an upper sliding table 16 is fixed with the bottom surface of an upper supporting plate 11 through a connecting

plate

14, 2 upper cylinders 12 are vertically and symmetrically arranged on the upper surface of the upper supporting plate 11 upwards, sliding shafts in the upper cylinders 12 penetrate through the upper supporting plate 11 and the upper sliding table 16 and are fixed with the upper plate 13, an upper hydraulic cylinder 6 is arranged on an upper plate 17 and is positioned at the same vertical line with a lower hydraulic cylinder 7, sliding shafts 6-1 of the upper hydraulic cylinders 6 penetrate through the middle part of the upper plate 17 and are fixedly connected with the upper top surface of the upper supporting plate 11, a second station A2 and a first station A1 are identical in structure and are symmetrically arranged on the first base plate 1 along the longitudinal center of the first base plate 1 and a1, and every 4 guide rails 22 which are transversely arranged on the long side of the first base plate 1 are arranged on the first station A1 and a, the template frame 20 moves on the guide rail 22, the second molding machine device has the same structure as the first molding machine device, a third station A3 and a fourth station A4 are arranged on a second bottom plate 1-1, the second bottom plate 1-1 and the first bottom plate 1 are symmetrically arranged on the other side of the frame base 5-1, a third station A3 and a first station A1 are symmetrically arranged, and a fourth station A4 and a second station A2 are symmetrically arranged;

the sand shooting boxes 4 are 4 in the same structure, the sand shooting boxes 4 are arranged in the frame 5 and are symmetrically fixed on the inner sides of the first upper plate 17 and the second upper plate 17-1 through the sand shooting box supports 3, and sand shooting ports of the sand shooting boxes 4 are respectively positioned at the upper boxes 18 and the lower boxes 19 of the first station A1, the second station A2, the third station A3 and the fourth station A4.

In order to ensure better implementation effect, the upper hydraulic cylinder 6 is connected with the upper sliding table electromagnetic valve through a pipeline, the lower hydraulic cylinder 7 is connected with the lower sliding table electromagnetic valve through a pipeline, the upper cylinder 12 is connected with the upper plate electromagnetic valve through a pipeline, the lower cylinder 10 is connected with the lower plate electromagnetic valve through a pipeline, and the upper sliding table electromagnetic valve, the lower sliding table electromagnetic valve, the upper plate electromagnetic valve and the lower plate electromagnetic valve are respectively connected with the output end of a controller (known technology, not shown in the figure).

The upper sliding table 16 and the lower sliding table 15 are both composed of transverse flat plates and sliding blocks at four corners of the flat plates, and a sliding hole is formed in the center of each sliding block.

The upper slide 16 and the lower slide 15 are each provided with a slide displacement sensor (not shown in the figures) connected to a controller (known in the art).

The upper plate 13 and the lower plate 9 are each provided with a displacement sensor (known in the art and not shown in the figures) connected to a controller.

The box pushing device 23 is composed of a square push plate at the end part and a box pushing round rod hinged with the push plate, and the push plate is controlled by a controller to control a push plate electromagnetic valve so that the push plate and the box pushing round rod are positioned on the same plane or are vertical.

The template frame 20 comprises a template 20-1 and template wheels 20-2, the template 20-1 is a square plate, wheel carriers are vertically arranged at four corners of the square plate, the template wheels 20-2 are arranged at the upper ends of the wheel carriers, and the template wheels 20-2 are used for moving on the guide rails 22.

The utility model is used with an additional control cabinet (such as a PLC control cabinet) device when in specific work, realizes automatic control (known technology and not used as protection content), every two stations are a group, A1, A2 is a group, A3 and A4 are a group, every two stations use a set of template frame, the template frame is combined at A1 station, sand shooting, compaction, stripping, after stripping is completed, the template frame runs to A2 station, the A2 station starts to be combined, sand shooting, compaction, stripping, when the template frame reaches A2 station, the A1 station starts to be combined, stripping, the push cylinder is pushed out, the push cylinder returns, when the initial state is reached, the A2 station just finishes stripping, the template frame runs to A1 station again, the A2 station starts to be combined, stripping, the push cylinder is pushed out, the push cylinder returns, the A1 station repeats the above actions when the initial state is reached, with the recycling production, the working modes of A3 and A4 are the same as the working modes of A1 and A2, taking A1 and A2 as examples, the working conditions are as follows:

1) turning on the controller, rotating a knob of the controller to an automatic gear, and starting the controller;

2) the controller controls an electromagnetic valve for lifting the upper sliding table and an electromagnetic valve for falling the lower sliding table of the station A1, so as to control an upper hydraulic cylinder and a lower hydraulic cylinder, the upper sliding table and the lower sliding table move reversely at the same time, the upper sliding table drives the upper box to lift to a limit point, and the lower sliding table drives the lower box to fall to the limit point;

3) the controller controls the template frame electromagnetic valve to control the molding cylinder to move, and the molding cylinder drives the template frame to push the template frame to the middle position of the upper box and the lower box;

4) the controller controls an upper sliding table falling electromagnetic valve and a lower sliding table rising electromagnetic valve of the A1 station, so that an upper hydraulic cylinder and a lower hydraulic cylinder are controlled, the upper sliding table and the lower sliding table move relatively at the same time, the upper sliding table drives the upper box to fall to a limiting point, the lower sliding table drives the lower box to rise to the limiting point, the lower end surface of the upper box is contacted with the upper end surface of a template of the template frame to form an upper sandbox, and the upper end surface of the lower box is contacted with the lower end surface of the template frame to form a lower sandbox;

5) the controller controls a pneumatic electromagnetic valve at the A1 station and a butterfly electromagnetic valve on the sand shooting tank, the air tank is used for ventilating the sand shooting tank, the air pressure in the sand shooting tank is increased to 0.7-0.9M/Pa, and the controller controls the butterfly electromagnetic valve to be closed;

6) the controller controls a sand shooting electromagnetic valve at the A1 station, sand is shot into the upper sand box and the lower sand box from sand shooting holes uniformly distributed on the upper box and the lower box by the sand shooting pot, and the sand shooting pot is closed after the sand is shot into the sand box;

7) the controller controls a butterfly-shaped electromagnetic valve at the A1 station to be opened, and the air pressure in the sand shooting tank is reduced to normal pressure;

8) the controller controls the electromagnetic valve for lifting the lower plate and the electromagnetic valve for falling the upper plate at the A1 station, so as to control the upper cylinder and the lower cylinder, so that the upper plate and the lower plate move relatively at the same time, the lower plate is lifted to a limit position, the upper plate falls to the limit position, and the upper plate and the lower plate extrude sand for molding, thus obtaining an upper sand mold and a lower sand mold;

9) the controller controls a lower sliding table falling electromagnetic valve and an upper sliding table rising electromagnetic valve of the station A1 so as to control an upper hydraulic cylinder and a lower hydraulic cylinder, the upper sliding table and the lower sliding table move reversely at the same time, the upper sliding table drives the upper box to rise to the highest point, the lower sliding table drives the lower box to fall to the lowest point, and at the moment, the template wheel of the template frame is in contact with the guide rail;

10) the controller controls the electromagnetic valve of the template frame to control the movement of the forming cylinder, the forming cylinder drives the template frame to move to the middle of an upper box and a lower box at the A2 station along the guide rail, the controller controls the electromagnetic valve at the A2 station, the step 3-10 is repeated at the A2 station, and at the moment, an upper sand mould and a lower sand mould at the A1 station are stacked together in a contact manner;

11) the controller controls an electromagnetic valve for lifting the lower sliding table and an electromagnetic valve for falling the upper sliding table of the station A1 so as to control an upper hydraulic cylinder and a lower hydraulic cylinder, the upper sliding table and the lower sliding table move relatively at the same time, the upper sliding table drives the upper box to fall to the lowest point, and the lower sliding table drives the lower box to rise to the highest point;

12) the controller controls the electromagnetic valve of the lower plate of the station A1 to fall, and the lower plate falls to the lowest point;

13) the controller controls an electromagnetic valve of an upper plate of the station A1 to lift, and the upper plate lifts to the highest point;

14) the controller controls an electromagnetic valve for lifting the upper sliding table and an electromagnetic valve for falling the lower sliding table of the station A1 so as to control an upper hydraulic cylinder and a lower hydraulic cylinder, the upper sliding table and the lower sliding table move in opposite directions at the same time, the upper sliding table drives the upper box to lift to the highest point, and the lower sliding table drives the lower box to fall to the lowest point;

15) the controller controls an electromagnetic valve for lifting a lower plate of the station A1, and the lower plate is lifted to be flush with the upper plane of the lower box;

16) the controller controls a push plate electromagnetic valve at the A1 station, a push plate of the box pushing device is perpendicular to a box pushing round rod, a pushing cylinder is pushed out, the push plate moves towards the direction of the sand mold to push out the manufactured sand mold, at the moment, the upper sand mold and the lower sand mold at the A2 station are manufactured, the controller controls a template frame electromagnetic valve at the A2 station to move the template frame to the middle of the upper box and the lower box at the A1 station again along the guide rail, and the steps are repeated.

The working conditions of the A3 and A4 stations are the same as those of the A1 and A2 stations.

It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention in any way, and those skilled in the art can make modifications or equivalent variations using the technical content disclosed above without departing from the scope of the present invention, such as only using the first molding machine (i.e. a1, a2 station) or the second molding machine (i.e. A3, a4 station) of the present invention.

The utility model discloses at the during operation, can only A1, A2 station work or A3, A4 station work, also can four stations simultaneous workings, A1 and A3 are operated by an employee, A2 and A4 are operated by an employee, two station during operation, can reach 240 and add 360 casees per hour, four station simultaneous workings, can reach 480 and add 720 casees per hour, average efficiency has improved about 400% than single sand mould molding machine, and 4 station dress are in the same place, compare with single station, save half area, low in labor strength, high in production efficiency, high in stability, through experiment on the spot and implementation, sand mould cost of manufacture can reduce more than 55%, practice thrift raw and other materials, low in cost, social and economic benefits are showing.

Claims

1. A four-station horizontal static pressure flask-dropping molding machine comprises a hydraulic cylinder, a frame, a sand shooting box, a first molding machine device and a second molding machine device which are identical in structure, and is characterized in that the frame (5) is provided with 2 symmetrical frames and respectively comprises a frame base (5-1), frame supporting rods (5-2) vertically and upwards arranged on two sides of the frame base (5-1) and supporting plates (5-3) transversely arranged on the frame supporting rods (5-2), 4 flask pushing devices (23) are arranged on the supporting plates (5-3), the 4 flask pushing devices (23) respectively correspond to the four stations, the first molding machine device comprises a first station (A1) and a second station (A2), the second molding machine device comprises a third station (A3) and a fourth station (A4), a first bottom plate (1) of the first molding machine device is arranged on one side of the frame base (5-1), the upper surface of a first bottom plate (1) is vertically and upwards provided with 4 first upright posts (2) and 4 second upright posts (2-1), the upper surfaces of the first upright posts (2) and the second upright posts (2-1) are provided with an upper plate (17) parallel to the first bottom plate (1), a first station (A1) comprises a lower hydraulic cylinder (7), an upper sliding rod (7-1) and a lower sliding rod (7-1) are arranged in the lower hydraulic cylinder (7), the upper end surface of the sliding rod (7-1) is fixedly connected with the bottom surface of a lower supporting plate (8), the bottom surface of the lower supporting plate (8) is vertically and downwards provided with 2 symmetrical lower cylinders (10), the 4 first upright posts (2) and the 4 second upright posts (2-1) are provided with lower sliding tables (15), the lower sliding tables (15) are positioned on the lower supporting plate (8), the first upright posts (2) on the lower sliding tables (15) are provided with guide rail supports (21), a lower box (19) is arranged on the upper surface of a lower sliding table (15), a lower plate (9) is arranged in the lower box (19), a sliding rod in a lower cylinder (10) penetrates through a lower supporting plate (8) and the lower sliding table (15) to be fixed with the bottom surface of the lower plate (9), four corners of the upper sliding table (16) are arranged on a first upright post (2) in a sliding mode, an upper box (18) is arranged on the bottom surface of the upper sliding table (16), an upper plate (13) is arranged in the upper box (18), the bottom surface of the upper plate (13) is parallel and opposite to the upper surface of the lower plate (9), the upper surface of the upper sliding table (16) is fixed with the bottom surface of an upper supporting plate (11) through a connecting plate (14), 2 upper cylinders (12) are vertically and upwards and symmetrically arranged on the upper supporting plate (11), sliding shafts in the upper cylinders (12) penetrate through the upper supporting plate (11) and the upper sliding table (16) to be fixed with the upper plate (13), an upper hydraulic cylinder (6, And is in the same vertical line with the lower hydraulic cylinder (7), the sliding shaft (6-1) of the upper hydraulic cylinder (6) passes through the middle part of the upper plate (17) and is fixedly connected with the upper top surface of the upper supporting plate (11), the second station (A2) and the first station (A1) have the same structure, are symmetrically arranged on the first base plate (1) along the longitudinal center of the first base plate (1) and the first station (A1), a transverse guide rail (22) is arranged on each 4 guide rail brackets (21) of the first station (A1) and the second station (A2) along the long edge of the first base plate (1), the template frame (20) moves on the guide rail (22), the second molding machine has the same structure with the first molding machine, the third station (A3) and the fourth station (A4) are arranged on the other side of the second base plate (1-1), and the second base plate (1-1) and the first base plate (1) are symmetrically arranged on the frame (5-1), the third station (A3) is arranged symmetrically to the first station (A1), and the fourth station (A4) is arranged symmetrically to the second station (A2);

the sand shooting boxes (4) are 4 in the same structure, the sand shooting boxes (4) are arranged in the frame (5) and are symmetrically fixed on the inner sides of the first upper plate (17) and the second upper plate (17-1) through the sand shooting box supports (3), and sand shooting ports of the sand shooting boxes (4) are respectively located at upper boxes (18) and lower boxes (19) of the first station (A1), the second station (A2), the third station (A3) and the fourth station (A4).

2. A four-station horizontal static pressure flask-separating molding machine according to claim 1, characterized in that the upper hydraulic cylinder (6) is connected with the upper slide electromagnetic valve through a pipeline, the lower hydraulic cylinder (7) is connected with the lower slide electromagnetic valve through a pipeline, the upper cylinder (12) is connected with the upper plate electromagnetic valve through a pipeline, the lower cylinder (10) is connected with the lower plate electromagnetic valve through a pipeline, and the upper slide electromagnetic valve, the lower slide electromagnetic valve, the upper plate electromagnetic valve and the lower plate electromagnetic valve are respectively connected with the output end of the controller.

3. A four-station horizontal static pressure slip flask molding machine as claimed in claim 1, wherein said upper and lower slide tables (16, 15) are each formed by a horizontal plate and slide blocks at four corners of the plate, each slide block having a slide hole at its center.

4. A four-station horizontal hydrostatic slip flask molding machine as claimed in claim 1, wherein said upper and lower slides (16, 15) are each equipped with a slide displacement sensor connected to a controller.

5. A four-station horizontal hydrostatic knockout molding machine according to claim 1 wherein the upper plate (13) and the lower plate (9) are each provided with displacement sensors connected to a controller.

6. A four-station horizontal static pressure slip flask molding machine according to claim 1, characterized in that the flask pushing device (23) is composed of a square push plate at the end and a round flask pushing rod hinged with the push plate, the push plate is controlled by a controller to control a push plate electromagnetic valve so that the push plate and the round flask pushing rod are in the same plane or vertical.

7. A four-station horizontal static pressure knockout molding machine according to claim 1, characterized in that the molding plate frame (20) comprises a molding plate (20-1) and molding plate wheels (20-2), the molding plate (20-1) is a square plate, four corners of the square plate are vertically provided with wheel frames, the upper ends of the wheel frames are provided with the molding plate wheels (20-2), and the molding plate wheels (20-2) are used for moving on the guide rails (22).