CN212094240U

CN212094240U - Unmanned core production line

Info

Publication number: CN212094240U
Application number: CN202020821585.4U
Authority: CN
Inventors: 黄腾斌
Original assignee: Zhejiang Xinli Intelligent Equipment Co ltd
Current assignee: Jiang Fangjun
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2020-12-08
Anticipated expiration: 2030-05-16

Abstract

The utility model provides an unmanned coremaking production line belongs to the machine-building field. It has solved the problem that the degree of automation of current core production line is low. This unmanned coremaking production line, including the production mesa with set up the exhaust top on the production mesa, exhaust top both sides are connected with and separate into the board, it is fixed through a plurality of crossbeams and crossbeam support to separate into the board, the crossbeams supports on the production mesa by a plurality of interval distribution's stand with the crossbeam, be provided with the automatic conveying line on the production mesa and be located and exhaust between the top, the automatic conveying line both sides are provided with a plurality of core shooters respectively, connect the material feeder butt joint through the automation that has the automatic material function that connects between every core shooter and the automatic conveying line, this automatic material feeder that connects includes the box and sets up the core conveyer belt that connects that is used for on the box with sand conveying to the automatic conveying line. The utility model has the advantages of high production efficiency, high automation degree and low product rejection rate.

Description

Unmanned core production line

Technical Field

The utility model belongs to the machine-building field relates to a coremaking production line, in particular to unmanned coremaking production line.

Background

Casting refers to a processing mode of melting solid metal into liquid and pouring the liquid into a casting mold with a specific shape, and the solid metal is solidified and formed, in the core making process in the casting industry at present, a wood board is usually manually held to receive and send a sand core, the surface of the sand core is easy to be damaged, high-temperature gas and impurities generated in a workshop cause harm to human bodies due to overhigh temperature of parts of the sand core, the area of a core making workshop is large, the working environment is complex, a good automatic solution is not provided, the core shooting machine needs to be manually added at present, then the formed sand core is manually taken out, operators frequently add sand for a long time to receive and send the sand core, the labor intensity is high, fatigue is easy to cause, and dangerous accidents can be seriously caused.

With the development of technology, automation equipment has penetrated into various fields, the application thereof is extremely wide, and an automated unmanned core-making production line is urgently required from the viewpoint of health of workers and cost of factories.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide an unmanned core production line of system that degree of automation is high and production efficiency is high.

The purpose of the utility model can be realized by the following technical proposal: an unmanned core production line is characterized by comprising a production table board and an exhaust top arranged on the production table board, wherein two sides of the exhaust top are connected with a partition board, the partition board is supported and fixed through a plurality of cross beams and cross beams, the cross beams and the cross beams are supported on the production table board through a plurality of stand columns distributed at intervals, an automatic conveying line is arranged on the production table board and between the production table board and the exhaust top, a plurality of core shooters are respectively arranged on two sides of the automatic conveying line, a sand hopper for supplying sand to the core shooters is arranged at the top of each core shooter, a plurality of sand leaking ports which are the same as the sand hoppers in quantity and are communicated with the sand hoppers are arranged on the partition board, a sand pit for storing sand is dug on one side of the production table board, a sand conveying trolley capable of automatically adding sand to the sand leaking ports is arranged on the partition board, a sand cabin capable of automatically adding sand to the sand conveying trolley and having a quantitative sand adding function is arranged above the partition board, the sand pit and the sand bin are butted through a lifter, the lifter lifts sand in the sand pit into the sand bin, each core shooting machine is butted with the automatic conveying line through an automatic receiving and feeding device with an automatic receiving and feeding function, the automatic receiving and feeding device comprises a box body and a core receiving conveying belt arranged on the box body and used for conveying the sand to the automatic conveying line, one side of the core receiving conveying belt is provided with a first driving mechanism used for controlling the core receiving conveying belt to move back and forth, and the other side of the core receiving conveying belt is provided with a second driving mechanism used for controlling the core receiving conveying belt to lift.

In the unmanned core-making production line, the core shooter consists of a machine body, an upper film and a lower film which are arranged in the machine body, wherein an ejector rod used for ejecting sand to a core-connecting conveying belt is arranged in the upper film, a lifting motor used for controlling the upper film to lift is further arranged on the machine body, and the upper film and the lower film are connected through a guide post and are supplied for the upper film to realize the lifting function through the guide post.

In the above unmanned core production line, the automatic material receiving and feeding device is controlled and executed by a PLC system.

In the above unmanned core production line, the sand silo is internally provided with a material mixing device, and the side part of the sand silo is provided with a material mixing motor capable of driving the material mixing device to mix loose sand.

In foretell unmanned coremaking production line, the bottom of sand silo be provided with the sand outlet, the sand outlet in be provided with the baffle that can block sand, the lateral wall of sand outlet on install and to drive baffle pivoted control mechanism.

In foretell unmanned coremaking production line, the fortune sand dolly on have a feed bin that is used for depositing sand, the bottom of feed bin is provided with the discharge gate, the discharge gate in also be provided with the baffle that can block sand, the lateral wall of discharge gate on also install and to drive baffle pivoted control mechanism.

In the above unmanned core production line, the control mechanism is a forward and reverse rotating motor.

In the unmanned core production line, the partition plate is provided with a track for the sand conveying trolley to move directionally and stably.

In the unmanned core production line, the stairs are arranged between the partition boards and the production table board, and the barriers are arranged on the edges of the partition boards and the sand bin.

Compared with the prior art, the unmanned core production line has the following advantages:

1. the full-automatic core making production line has the functions of automatic sand feeding, automatic core making and automatic core connecting, the automation degree is high, the production efficiency is greatly improved, and the product rejection rate is reduced;

2. after a product is formed, the automatic core receiving device automatically receives the core, and the formed sand core is stably conveyed to an automatic conveying line.

Drawings

Fig. 1 is a schematic perspective view of the unmanned core production line.

Fig. 2 is a schematic view of the structure in the unmanned core-making production line.

Fig. 3 is a schematic view of the structure in the unmanned core-making production line.

In the figure, 1, a production table; 2. an exhaust cap; 3. a partition plate; 4. a span beam; 5. a cross beam; 6. a column; 7. automatic conveying line; 8. a core shooter; 9. a sand hopper; 10. a sand leakage port; 11. a sand pit; 12. a sand conveying trolley; 13. a sand silo; 14. a hoist; 15. a staircase; 16. a barrier; 17. an automatic material receiving and sending device; 18. a box body; 19. a core-receiving conveyer belt; 20. a first driving mechanism; 21. a second driving mechanism; 22. a body; 23. coating a film; 24. film laying; 25. a lifting motor; 26. a guide post; 27. a material mixing device; 28. a material mixing motor; 29. a sand outlet; 30. a baffle plate; 31. a control mechanism; 32. a storage bin; 33. and (4) a discharge port.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2 and 3, the unmanned core production line comprises a production table board 1 and an exhaust top 2 arranged on the production table board 1, wherein the exhaust top 2 can absorb and intensively exhaust high-temperature harmful gas in a workshop to ensure the production environment, two sides of the exhaust top 2 are connected with partition boards 3, the partition boards 3 are supported and fixed through a plurality of cross beams 4 and cross beams 5, the cross beams 4 and the cross beams 5 are supported on the production table board 1 through a plurality of stand columns 6 which are distributed at intervals, an automatic conveying line 7 is arranged on the production table board 1 and positioned between the exhaust top 2, two sides of the automatic conveying line 7 are respectively provided with a plurality of core shooters 8, the top of each core shooter 8 is provided with a sand hopper 9 for supplying sand to the core shooters 8, the partition boards 3 are provided with a plurality of sand leaking ports 10 which are the same as the sand hoppers 9 and are communicated with the sand hoppers 9, one side of the production table board 1 is dug with a sand pit 11 for storing sand, the sand conveying trolley 12 capable of automatically adding sand to the sand leaking port 10 is arranged on the partition plate 3, a rail for the sand conveying trolley 12 to move directionally and stably is installed on the partition plate 3, a sand cabin 13 capable of automatically adding sand to the sand conveying trolley 12 and having a quantitative sand adding function is arranged above the partition plate 3, the sand pit 11 and the sand cabin 13 are connected in a butt joint mode through a lifting machine 14, the lifting machine 14 lifts the sand in the sand pit 11 into the sand cabin 13, a stair 15 is installed between the partition plate 3 and the production table board 1, barriers 16 are installed on the edges of the partition plate 3 and the sand cabin 13, safety of workers is protected, and accidental entering into the production table board 1 is prevented.

In more detail, each core shooting machine 8 is butted with the automatic conveying line 7 through an automatic material receiving and conveying device 17 with an automatic material receiving and conveying function, the automatic material receiving and conveying device 17 comprises a box body 18 and a core receiving conveying belt 19 arranged on the box body 18 and used for conveying sand to the automatic conveying line 7, one side of the core receiving conveying belt 19 is provided with a first driving mechanism 20 used for controlling the front and back movement of the core receiving conveying belt 19, the other side of the core receiving conveying belt 19 is provided with a second driving mechanism 21 used for controlling the lifting of the core receiving conveying belt 19, the core shooting machine 8 is composed of a machine body 22, an upper film 23 and a lower film 24 which are arranged in the machine body 22, an ejector rod used for ejecting the sand to the core receiving conveying belt 19 is arranged in the core receiving conveying belt 19, a lifting motor 25 used for controlling the lifting of the upper film 23 is also arranged on the machine body 22, the upper film 23 and the lower film 24 are connected through a guide column 26, and the upper film 23 is supplied through the guide column, the automatic receiving and feeding device 17 is controlled and executed by a PLC system, when receiving materials, the upper film 23 rises to a corresponding position, a space for the core receiving conveying belt 19 to extend into is generated between the upper film 23 and the lower film 24 at the moment, the core receiving conveying belt 19 extends into the space between the upper film 23 and the lower film 24 under the control of the driving mechanism I20, then the core receiving conveying belt 19 rises to be close to the upper film 23, the sand core is ejected out and falls onto the core receiving conveying belt 19 through an ejector rod in the upper film 23, then the core receiving conveying belt 19 resets and starts a conveying effect through the driving mechanism III, and the sand core is conveyed to the automatic conveying line 7.

To be more specific, in order to avoid the sand lifted and conveyed into the sand silo 13 by the lifter 14 from being accumulated into blocks, a material mixing device 27 is arranged in the sand silo 13, and a material mixing motor 28 capable of driving the material mixing device 27 to mix and loosen the sand is arranged on the side part of the sand silo 13.

In more detail, in order to quantitatively leak sand in the sand silo 13 and the bin 32, a sand outlet 29 is arranged at the bottom of the sand silo 13, a baffle 30 capable of blocking sand is arranged in the sand outlet 29, a control mechanism 31 capable of driving the baffle 30 to rotate is installed on the outer side wall of the sand outlet 29, the sand conveying trolley 12 is provided with the bin 32 for storing sand, a discharge port 33 is arranged at the bottom of the bin 32, the baffle 30 capable of blocking sand is also arranged in the discharge port 33, the control mechanism 31 capable of driving the baffle 30 to rotate is also installed on the outer side wall of the discharge port 33, and the control mechanism 31 is a forward and reverse motor.

The unmanned core making production line adopts a master control system, a full-automatic material receiving and feeding device 17 and a core shooting machine 8 as basic units, one side of a production table board 1 is provided with 10 core shooting machines 8 and corresponding automatic material receiving and feeding devices 17, the other side is also provided with 10 core shooting machines 8 and corresponding automatic material receiving and feeding devices 17, an automatic conveying line 7 is arranged in the middle, a hoister 14 lifts precoated sand from a sand pit 11 to a sand bin 13 under the instruction of the master control system, the master control system controls a material mixing motor 28 to drive a material mixing device 27 to mix and loosen the precoated sand in the sand bin 13, the material mixing device 27 can be in a trident shape or an impeller shape, then the master control system opens a baffle 30 in the sand bin 13 through a control mechanism 31 to quantitatively discharge the precoated sand into a stock bin 32 of a sand conveying trolley 12 through control time, the control mechanism 31 discharged from a discharge port 33 of the stock bin 32 drives the baffle 30 to control the leakage of the sand, the master control system controls the sand conveying trolley 12 which runs in a full-automatic mode to move to each sand leaking port 10 to pour the precoated sand into the sand leaking ports, the precoated sand enters each core shooting machine 8 through the sand hopper 9 communicated with the sand leaking ports 10 to be processed in a core making mode, a sensor is arranged on each core shooting machine 8 and can transmit a sand storage weight signal of each core shooting machine 8 to the master control system, if the weight of the precoated sand poured into each core shooting machine 8 is smaller than a warning line, the sand conveying trolley 12 moves to the position above the core shooting machine 8 to add sand until the set weight is reached, therefore, the operation of the automatic sand adding system is completed, and the automatic receiving and sending device 17 receives and sends the well-controlled sand cores to the automatic conveying line 7 to convey the sand cores after the core shooting machine 8 completes core making.

This unmanned core production line also can be for manual sand feeding, hangs the suspender that has sand inside to the original shelf of putting up in the workshop through the manual work, then puts the sand in feed bin 32, gets into in core shooting machine 8 through discharge gate 33 of feed bin 32, and manual advantage lies in that the cost is than lower, and the field layout is simple, but lacks the efficient characteristics that the automation brought.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An unmanned core making production line is characterized by comprising a production table board (1) and an exhaust top (2) arranged on the production table board (1), wherein both sides of the exhaust top (2) are connected with partition boards (3), the partition boards (3) are supported and fixed through a plurality of cross beams (4) and cross beams (5), the cross beams (4) and the cross beams (5) are supported on the production table board (1) through a plurality of columns (6) distributed at intervals, an automatic conveying line (7) is arranged on the production table board (1) and between the production table board and the exhaust top (2), a plurality of core shooters (8) are respectively arranged on both sides of the automatic conveying line (7), a sand hopper (9) for supplying sand to the core shooters (8) is arranged at the top of each core shooter (8), a plurality of sand leaking ports (10) which are the same as the sand hoppers (9) in quantity and are communicated with the sand hoppers (9) are arranged on the partition boards (3), a sand pit (11) for storing sand is dug at one side of the production table board (1), a sand conveying trolley (12) capable of automatically adding sand to the sand leakage opening (10) is arranged on the partition board (3), a sand silo (13) capable of automatically adding sand to the sand conveying trolley (12) and having a quantitative sand adding function is arranged above the partition board (3), the sand pit (11) and the sand silo (13) are in butt joint through a lifting machine (14), the lifting machine (14) lifts the sand in the sand pit (11) into the sand silo (13), each core shooter (8) and the automatic conveying line (7) are in butt joint through an automatic receiving and conveying device (17) having an automatic receiving and conveying function, the automatic receiving and conveying device (17) comprises a box body (18) and a core receiving and conveying belt (19) arranged on the box body (18) and used for conveying the sand to the automatic conveying line (7), one side of the core receiving conveying belt (19) is provided with a first driving mechanism (20) for controlling the core receiving conveying belt (19) to move back and forth, and the other side of the core receiving conveying belt (19) is provided with a second driving mechanism (21) for controlling the core receiving conveying belt (19) to lift.

2. The unmanned core making production line according to claim 1, wherein the core shooting machine (8) consists of a machine body (22) and an upper film (23) and a lower film (24) which are arranged in the machine body (22), an ejector rod for ejecting sand onto the core receiving conveying belt (19) is arranged in the upper film (23), a lifting motor (25) for controlling the upper film (23) to lift is further arranged on the machine body (22), and the upper film (23) and the lower film (24) are connected through a guide column (26) and are supplied for the upper film (23) to realize the lifting function through the guide column (26).

3. An unmanned core-making production line according to claim 1, characterized in that the automatic material receiving and feeding device (17) is controlled and implemented by a PLC system.

4. The unmanned core making production line according to claim 1, wherein a material mixing device (27) is arranged in the sand silo (13), and a material mixing motor (28) capable of driving the material mixing device (27) to mix and loosen sand is arranged at the side part of the sand silo (13).

5. The unmanned core making production line according to claim 1, wherein a sand outlet (29) is arranged at the bottom of the sand silo (13), a baffle (30) capable of blocking sand is arranged in the sand outlet (29), and a control mechanism (31) capable of driving the baffle (30) to rotate is arranged on the outer side wall of the sand outlet (29).

6. The unmanned core-making production line according to claim 5, wherein the sand-transporting trolley (12) is provided with a bin (32) for storing sand, a discharge hole (33) is formed in the bottom of the bin (32), a baffle (30) capable of blocking the sand is also arranged in the discharge hole (33), and a control mechanism (31) capable of driving the baffle (30) to rotate is also arranged on the outer side wall of the discharge hole (33).

7. An unmanned core-making production line according to claim 6, wherein said control mechanism (31) is a counter-rotating motor.

8. An unmanned core-making production line according to claim 1, characterized in that the partition plate (3) is provided with a track for the sand-conveying trolley (12) to move directionally and stably.

9. An unmanned core-making production line according to claim 1, wherein a stair (15) is installed between the partition plate (3) and the production table top (1), and barriers (16) are installed on the edges of the partition plate (3) and the sand silo (13).