Automatic blowing device of precoated sand core shooter

Abstract

The utility model discloses an automatic blowing device of a precoated sand core shooter, which comprises a working bedplate, a blowing notch is arranged on the surface of the working bedplate, a mould panel is arranged on the surface of the upper end of the blowing notch, an exhaust fan cover is arranged at the lower end of the blowing notch, an exhaust fan main body is arranged below the working bedplate, and an exhaust fan is arranged in the exhaust fan main body. An air exhaust pipeline is arranged at the air outlet end of the exhaust fan main body, the air exhaust pipeline is in sealed connection with the lower end of the exhaust fan cover through a flange plate, an air blower cover is arranged above the operation bedplate, an air blowing pump machine is arranged at the top end of the interior of the air blower cover, an air blowing nozzle is arranged at the air outlet end of the air blowing pump machine, and the air blower cover is of a lifting adjusting type structure. According to the mold panel for the precoated sand core shooter, double-face blowing operation is carried out on the mold panel for the precoated sand core shooter, rapid dust removal operation can be conveniently carried out on the double faces of the mold panel, the surface cleanliness of the mold panel is improved, meanwhile, the blower cover capable of being adjusted in a lifting mode is arranged, the blowing distance can be conveniently adjusted and controlled, and meanwhile the mold panel can be conveniently taken and placed.

Description

Technical Field

[0001] The utility model relates to the technical field of coated sand core shooting machine processing, in particular to an automatic air blowing device for a coated sand core shooting machine. Background Art

[0002] The hot core box core shooter is a device that uses the hot core box process to make coated sand shell cores. When making the core, the mold is heated by the electric heating tube in the core shooter. After the mold is heated, the coated sand in the mold is heated and solidified by the mold temperature to achieve the purpose of core making. After the core is made, it is inevitable that sand will fall on the mold frame during the mold opening process. At present, the operator controls the air source through the switch and holds the air pipe to remove the sand from the surface of the mold frame. A dedicated person needs to stay next to the core shooter, which not only wastes manpower, but also the dust raised during sand blowing will affect the health of the workers.

[0003] The Chinese authorized patent document with publication number CN210498279U discloses an automatic air blowing device for a coated sand core shooting machine, including a core shooting machine mold frame and an air pipe arranged on the side of the mold frame through a bracket, one end of the air pipe is closed, and the other end is connected to an air compressor through a connecting pipe, the air compressor is connected to the load of a time controller, and the start and stop of the air compressor is controlled by the time controller, and a plurality of air nozzles evenly distributed and with the air outlet direction facing the mold frame are arranged on the air pipe. The utility model arranges an air pipe with an air nozzle on the side of the core shooting machine mold frame, and the time controller automatically controls the air blowing to blow away the sand particles that fall on the mold frame when the mold is opened. It is simple and convenient, and does not require a special person to guard the core shooting machine, thereby reducing the input of manpower.

[0004] The above-mentioned prior art cannot perform double-sided dust removal on the mold panel on the core shooting machine mold frame, resulting in the mold panel surface being easily contaminated with sand dust. Therefore, it is necessary to develop a new type of automatic air blowing device for coated sand core shooting machine. Utility Model Content

[0005] The utility model aims to provide an automatic air blowing device for a coated sand core shooting machine, so as to solve the problem that the prior art proposed in the above background technology cannot perform double-sided dust removal operation on the mold panel on the mold frame of the core shooting machine, resulting in the surface of the mold panel being easily contaminated with sand particles and dust.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic blowing device of a coated sand core shooting machine, comprising a working table, a surface of the working table is provided with a blowing slot, a mold panel is placed on the upper end surface of the blowing slot, an exhaust fan cover is installed at the lower end of the blowing slot, an exhaust fan body is installed below the working table, an exhaust duct is installed at the air outlet end of the exhaust fan body, the exhaust duct is sealed and connected to the lower end of the exhaust fan cover through a flange, a hair dryer cover is installed above the working table, a blowing pump is installed at the internal top position of the hair dryer cover, a blowing nozzle is provided at the air outlet end of the blowing pump, and the hair dryer cover is a liftable and adjustable structure.

[0007] Based on the above, the four corners at the upper end of the blowing slot are provided with bearing plates, and the mold panel and the bearing plates are tightly fitted and fixed.

[0008] Based on the above, a blower fan is installed inside the exhaust fan body, and an exhaust pipe is provided at one end of the exhaust fan body.

[0009] Based on the above, fixed machine bases are installed on both sides of the hair dryer cover, and lifting drive cylinders are installed on the fixed machine bases.

[0010] Based on the above, the output end of the lifting drive cylinder is fixedly connected to a fastening card plate through a lifting support rod, and the fastening card plate is fixedly connected to the two ends of the hair dryer cover through bolts.

[0011] Based on the above, the inner surface wall of the fixed base is provided with a fixed slide rail, and the two side surfaces of the hair dryer cover are installed with fixed slide blocks.

[0012] Based on the above, the hair dryer cover slides vertically along the surface of the fixed slide rail through the fixed slide block.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model performs double-sided blowing operation on the mold panel of the coated sand core shooting machine, and utilizes the exhaust fan hood in cooperation with the exhaust fan body to suck and discharge the sand and dust on the lower surface of the mold panel, and can conveniently collect the dust particles blown off by the upper blower hood, thereby facilitating the rapid dust removal operation on both sides of the mold panel and improving the surface cleanliness. At the same time, a blower hood that can be raised and lowered is provided, which is convenient for adjusting and controlling the blowing distance, and is convenient for taking and placing the mold panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the partial installation structure of the utility model;

[0017] Figure 3 The utility model is a schematic diagram of the internal structure of the hair dryer cover.

[0018] In the figure: 1. Fixed machine base; 2. Fixed slider; 3. Fixed slide rail; 4. Exhaust fan cover; 5. Exhaust duct; 6. Exhaust fan body; 7. Flange; 8. Exhaust duct; 9. Blower cover; 10. Fastening card plate; 11. Lifting support rod; 12. Lifting drive cylinder; 13. Mold panel; 14. Working table; 15. Blowing pump; 16. Blowing nozzle; 17. Carrying tray; 18. Blowing slot. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] See also Figure 1-3 The utility model provides an embodiment: an automatic blowing device for a coated sand core shooting machine, comprising a working table 14, a blowing slot 18 is provided on the surface of the working table 14, a mold panel 13 is placed on the upper end surface of the blowing slot 18, an exhaust fan cover 4 is installed at the lower end of the blowing slot 18, an exhaust fan body 6 is installed below the working table 14, an exhaust duct 8 is installed at the air outlet end of the exhaust fan body 6, the exhaust duct 8 is sealed and connected to the lower end of the exhaust fan cover 4 through a flange 7, a hair dryer cover 9 is installed above the working table 14, a blowing pump 15 is installed at the internal top position of the hair dryer cover 9, a blowing nozzle 16 is provided at the air outlet end of the blowing pump 15, and the hair dryer cover 9 is a liftable and adjustable structure.

[0021] Furthermore, four corners of the upper end of the blowing slot 18 are provided with supporting plates 17 , and the mold panel 13 and the supporting plates 17 are tightly fitted and fixed.

[0022] Furthermore, a blower fan is installed inside the exhaust fan body 6 , and an exhaust pipe 5 is provided at one end of the exhaust fan body 6 .

[0023] Furthermore, fixed machine bases 1 are installed on both sides of the hair dryer cover 9 , and lifting drive cylinders 12 are installed on the fixed machine bases 1 .

[0024] Furthermore, the output end of the lifting drive cylinder 12 is fixedly connected to a fastening card plate 10 through a lifting support rod 11, and the fastening card plate 10 is fixedly connected to both ends of the hair dryer cover 9 through bolts.

[0025] Furthermore, a fixed slide rail 3 is provided on the inner surface wall of the fixed base 1 , and fixed slide blocks 2 are installed on the two side surfaces of the hair dryer cover 9 .

[0026] Furthermore, the hair dryer cover 9 slides vertically along the surface of the fixed slide rail 3 through the fixed slide block 2 .

[0027] Working principle: When in use, the surface of the working table 14 is provided with a blowing slot 18, and the mold panel 13 is placed on the upper end surface of the blowing slot 18. The four corners of the upper end of the blowing slot 18 are provided with a bearing tray 17. The mold panel 13 and the bearing tray 17 are tightly fitted and fixed. The mold panel 13 to be cleaned is placed and fixed at the blowing slot 18. An exhaust fan body 6 is installed below the working table 14. An exhaust duct 8 is installed at the air outlet end of the exhaust fan body 6. The exhaust duct 8 is sealed and connected to the lower end of the exhaust fan cover 4 through the flange 7. The exhaust fan body 6 is opened, and the sand and dust on the lower surface of the mold panel 13 can be sucked out through the exhaust duct 8 and the exhaust fan cover 4. The upper part of the working table 14 is installed There is a hair dryer hood 9, and a blowing pump 15 is installed at the top position of the interior of the hair dryer hood 9. A blowing nozzle 16 is arranged at the air outlet end of the blowing pump 15. The hair dryer hood 9 is a liftable and adjustable structure. By turning on the blowing pump 15, the blowing nozzle 16 can be used to blow and clean the upper surface of the mold panel 13. The blown sand and dust are discharged through the exhaust pipe 5 through the exhaust fan hood 4. The output end of the lifting drive cylinder 12 is fixedly connected with a fastening card plate 10 through a lifting support rod 11. The fastening card plate 10 is fixedly connected to the two ends of the hair dryer hood 9 by bolts. The lifting drive cylinder 12 can be used to drive and adjust the installation height of the hair dryer hood 9, which is convenient for adjusting and controlling the blowing distance, and is also convenient for taking and placing the mold panel 13.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] The standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the prior art. In addition, the machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, so no specific description is given here.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic air blowing device for a coated sand core shooting machine, comprising a work table (14), characterized in that: The surface of the working table (14) is provided with a blowing slot (18), a mold panel (13) is placed on the upper end surface of the blowing slot (18), an exhaust fan cover (4) is installed at the lower end of the blowing slot (18), an exhaust fan body (6) is installed below the working table (14), an exhaust duct (8) is installed at the air outlet end of the exhaust fan body (6), and the exhaust duct (8) is sealed and connected to the lower end of the exhaust fan cover (4) through a flange (7), a hair dryer cover (9) is installed above the working table (14), a blowing pump (15) is installed at the internal top position of the hair dryer cover (9), and a blowing nozzle (16) is provided at the air outlet end of the blowing pump (15), and the hair dryer cover (9) is a liftable and adjustable structure.

2. The automatic air blowing device of the coated sand core shooting machine according to claim 1, characterized in that: The four corners at the upper end of the blowing slot (18) are each provided with a bearing support plate (17), and the mold panel (13) and the bearing support plate (17) are tightly fitted and fixed.

3. The automatic air blowing device of the coated sand core shooting machine according to claim 1, characterized in that: A blower fan is installed inside the exhaust fan body (6), and an exhaust pipe (5) is provided at one end of the exhaust fan body (6).

4. The automatic air blowing device of the coated sand core shooting machine according to claim 1, characterized in that: Fixed machine bases (1) are installed on both sides of the hair dryer cover (9), and a lifting drive cylinder (12) is installed on the fixed machine base (1).

5. The automatic air blowing device of the coated sand core shooting machine according to claim 4, characterized in that: The output end of the lifting drive cylinder (12) is fixedly connected to a fastening clamping plate (10) via a lifting support rod (11), and the fastening clamping plate (10) is fixedly connected to two ends of the hair dryer cover (9) via bolts.

6. The automatic air blowing device of the coated sand core shooting machine according to claim 4, characterized in that: The inner surface wall of the fixed machine base (1) is provided with a fixed slide rail (3), and the two side surfaces of the hair dryer cover (9) are provided with fixed slide blocks (2).

7. The automatic air blowing device of the coated sand core shooting machine according to claim 6, characterized in that: The hair dryer cover (9) slides vertically along the surface of the fixed slide rail (3) via the fixed slide block (2).

Images