Casting sand core raw material mixing mechanism

Abstract

The utility model discloses a casting sand core raw material mixing mechanism which comprises a stirring tank, the stirring tank is used for supporting mechanism elements, and a stirring frame cleaning assembly, a lifting adjusting assembly and a stirring and mixing assembly are arranged on the stirring tank; the utility model relates to the technical field of sand core manufacturing, and has the following beneficial effects: the stirring frame cleaning assembly can be arranged around the stirring frame, and raw materials adhered to the stirring frame are blown down by utilizing high-pressure airflow; meanwhile, each part of the stirring frame can be driven by the liftable stirring and mixing assembly to be cleaned through the cleaning area, so that the raw materials on the stirring frame can be effectively blown down, the stirring frame can be kept clean after each stirring work, the stirring frame is prevented from hiding dirt, and the mechanism is convenient to maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of sand core manufacturing, in particular to a casting sand core raw material mixing mechanism. Background Art

[0002] The selection of foundry sand is crucial to the casting process. It is one of the commonly used materials in casting and directly affects the quality and performance of castings. Foundry sand is mainly quartz sand and clay sand. When casting, new sand, clay and water need to be mixed and prepared. The mixing process usually requires stirring and mixing through a mixing mechanism in a mixing tank. The common disadvantage of the mixing mechanism is that it is very easy to be stained with the mixed raw materials. Once it is not working for a long time, the raw materials will solidify on the mixing frame, which is not easy to clean. Utility Model Content

[0003] To achieve the above objectives, the utility model is implemented through the following technical solutions: a casting sand core raw material mixing mechanism, including a stirring tank; the stirring tank is used to support the mechanism components, and the stirring tank is provided with a stirring frame cleaning component, a lifting and adjusting component and a stirring and mixing component;

[0004] The stirring frame cleaning assembly includes: an air inlet, a connecting pipe, a ring pipe, an air pump, a pressure valve and an air jet head;

[0005] The air inlet is opened on the side wall of the stirring tank, the annular tube is installed on the stirring tank, the connecting pipe is connected between the annular tube and the air inlet, the jet head is installed on the annular tube, the pressurizing valve is installed on the jet head, and the vacuum pump is installed at the opening of the air inlet in the stirring tank. Through this component, the stirring frame can be cleaned by high-pressure airflow.

[0006] Preferably, the lifting and adjusting assembly comprises: a slideway, a slider, a lifting cover, a connecting plate, a support frame, a threaded hole, a screw rod, a driving slot and a driver;

[0007] The slide is provided on the outer wall of the mixing tank, the slider is installed on the lifting cover, the lifting cover is installed in the slide through the slider, the connecting plate is installed behind the lifting cover, the support frame is installed on the mixing tank, the threaded hole is provided on the connecting plate, the driving groove is provided on the support frame, the driver is installed in the driving groove, the screw is connected to the output end of the driver and passes through the threaded hole, and the mixing and stirring component can be driven to be lifted and lowered by this component.

[0008] Preferably, the stirring and mixing assembly comprises: a top cover, an annular slideway, an annular slide rail, a driving frame, a first motor, a gear ring, a driving box, a second motor, a driving gear and a stirring frame;

[0009] The annular slide rail is installed at the bottom of the top cover, the annular slide is opened above the lifting cover, the driving frame is installed on the inner wall of the lifting cover, the top cover is installed in the annular slide rail, the first motor is installed in the driving frame, the gear ring is installed on the inner wall of the top cover, the driving gear is mounted on the output end of the first motor and meshed with the gear ring, the driving box is installed on the top cover, the second motor is installed in the driving box, and the stirring frame is connected to the output end of the second motor. The raw materials can be fully stirred through this component.

[0010] Preferably, support legs are provided at the bottom of the support frame.

[0011] Preferably, a discharge pipe is provided at the bottom of the stirring tank.

[0012] Preferably, a feed pipe is provided on the top cover.

[0013] Beneficial Effects

[0014] The present invention provides a casting sand core raw material mixing mechanism, which has the following beneficial effects:

[0015] In this case, the stirring frame cleaning component can be set around the stirring frame, and the raw materials stuck on the stirring frame can be blown off by using high-pressure airflow. At the same time, the liftable stirring and mixing component can drive all parts of the stirring frame to pass through the cleaning area for cleaning, so that the raw materials on the stirring frame can be effectively blown off, so that the stirring frame can be kept clean after each stirring work, preventing the stirring frame from accumulating dirt and grime, and facilitating the maintenance of the mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a three-dimensional appearance structure schematic diagram of a casting sand core raw material mixing mechanism.

[0017] Figure 2 It is a schematic diagram of the three-dimensional appearance split structure of a casting sand core raw material mixing mechanism described in the utility model.

[0018] Figure 3 It is a schematic diagram of the main and sectional structure of a casting sand core raw material mixing mechanism described in the utility model.

[0019] Figure 4 It is a partially enlarged structural schematic diagram of a stirring frame cleaning component of a casting sand core raw material mixing mechanism described in the utility model.

[0020] Figure 5 It is a side structural schematic diagram of a casting sand core raw material mixing mechanism described in the utility model.

[0021] Figure 6 It is a partially enlarged structural schematic diagram of a stirring and mixing component of a casting sand core raw material mixing mechanism described in the utility model.

[0022] In the figure: 1, stirring tank; 2, air inlet; 3, connecting pipe; 4, annular pipe; 5, pressurizing valve; 6, jet nozzle; 7, slideway; 8, slider; 9, lifting cover; 10, connecting plate; 11, supporting frame; 12, threaded hole; 13, screw; 14, driving groove; 15, driver; 16, top cover; 17, annular slideway; 18, annular slide rail; 19, driving frame; 20, first motor; 21, gear ring; 22, driving box; 23, second motor; 24, driving gear; 25, stirring frame; 26, vacuum pump; DETAILED DESCRIPTION

[0023] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0024] See also Figure 1-6 , the utility model provides a technical solution.

[0025] A casting sand core raw material mixing mechanism comprises a stirring tank 1; the stirring tank 1 is used to support mechanism elements, and the stirring tank 1 is provided with a stirring frame cleaning component, a lifting and adjusting component and a stirring and mixing component.

[0026] The stirring frame cleaning assembly includes: an air inlet 2, a connecting pipe 3, a ring pipe 4, an air pump 26, a pressure valve 5 and an air jet 6;

[0027] The air inlet 2 is opened on the side wall of the stirring tank 1, the annular pipe 4 is installed on the stirring tank 1, the connecting pipe 3 is connected between the annular pipe 4 and the air inlet 2, the jet head 6 is installed on the annular pipe 4, the pressurizing valve 5 is installed on the jet head 6, and the vacuum pump 26 is installed at the opening of the air inlet 2 in the stirring tank 1.

[0028] It should be noted that when the stirring frame 25 needs to be cleaned, the air flow is pumped into the annular tube 4 through the air inlet 2 and the connecting pipe 3 by the vacuum pump 26, and then the air flow is ejected from the nozzle 6 through the pressure valve 5, and the surface of the stirring frame 25 can be cleaned by the high-pressure air flow.

[0029] As a preferred embodiment, further, the lifting and adjusting assembly includes: a slideway 7, a slider 8, a lifting cover 9, a connecting plate 10, a support frame 11, a threaded hole 12, a screw 13, a driving slot 14 and a driver 15;

[0030] The slideway 7 is provided on the outer wall of the mixing tank 1, the slider 8 is installed on the lifting cover 9, the lifting cover 9 is installed in the slideway 7 through the slider 8, the connecting plate 10 is installed behind the lifting cover 9, the support frame 11 is installed on the mixing tank 1, the threaded hole 12 is provided on the connecting plate 10, the driving groove 14 is provided on the support frame 11, the driver 15 is installed in the driving groove 14, and the screw 13 is connected to the output end of the driver 15 and passes through the threaded hole 12.

[0031] It should be noted that when it is necessary to start stirring and mixing the principle, the driver 15 is started to drive the screw 13 to rotate in the threaded hole 12, so that the connecting plate 10 drives the lifting cover 9 to move up and down in the slide 7 through the slider 8, thereby lowering the internal stirring and mixing components to the working position.

[0032] As a preferred embodiment, further, the stirring and mixing assembly includes: a top cover 16, an annular slide 17, an annular slide rail 18, a driving frame 19, a first motor 20, a gear ring 21, a driving box 22, a second motor 23, a driving gear 24 and a stirring frame 25;

[0033] The annular slide rail 18 is installed at the bottom of the top cover 16, the annular slideway 17 is opened above the lifting cover 9, the driving frame 19 is installed on the inner wall of the lifting cover 9, the top cover 16 is installed in the annular slideway 17 through the annular slide rail 18, the first motor 20 is installed in the driving frame 19, the gear ring 21 is installed on the inner wall of the top cover 16, the driving gear 24 is sleeved on the output end of the first motor 20 and meshed with the gear ring 21, the driving box 22 is installed on the top cover 16, the second motor 23 is installed in the driving box 22, and the stirring frame 25 is connected to the output end of the second motor 23.

[0034] It should be noted that when stirring, the first motor 20 drives the driving gear 24 to rotate, so that the driving gear 24 drives the gear ring 21 to drive, so that the top cover 16 rotates on the annular slide 17 through the annular slide rail 18, and then the second motor 23 drives the stirring frame 25 to rotate, thereby achieving efficient stirring and mixing.

[0035] Preferably, support legs are provided at the bottom of the support frame 11.

[0036] It should be noted that the support legs are used to provide stable support for the mechanism.

[0037] Preferably, a discharge pipe is provided at the bottom of the stirring tank 1.

[0038] It should be noted that the discharge pipe is used to discharge the raw materials in the mixing tank 1.

[0039] Preferably, a feed pipe is provided on the top cover 16 .

[0040] It should be noted that the feed pipe is used to feed the raw materials that need to be mixed.

[0041] 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. A casting sand core raw material mixing mechanism, comprising a stirring tank; the stirring tank is used to support the mechanism components, characterized in that: The stirring tank is provided with a stirring frame cleaning component, a lifting and adjusting component and a stirring and mixing component; The stirring frame cleaning assembly includes: an air inlet, a connecting pipe, a ring pipe, an air pump, a pressure valve and an air jet head; The air inlet is opened on the side wall of the stirring tank, the annular tube is installed on the stirring tank, the connecting pipe is connected between the annular tube and the air inlet, the jet head is installed on the annular tube, the pressurizing valve is installed on the jet head, and the vacuum pump is installed at the opening of the air inlet in the stirring tank.

2. A casting sand core raw material mixing mechanism according to claim 1, characterized in that: The lifting and adjusting assembly includes: a slideway, a slider, a lifting cover, a connecting plate, a support frame, a threaded hole, a screw rod, a driving slot and a driver; The slide is opened on the outer wall of the mixing tank, the slider is installed on the lifting cover, the lifting cover is installed in the slide through the slider, the connecting plate is installed behind the lifting cover, the support frame is installed on the mixing tank, the threaded hole is opened on the connecting plate, the driving groove is opened on the support frame, the driver is installed in the driving groove, and the screw is connected to the output end of the driver and passes through the threaded hole.

3. A casting sand core raw material mixing mechanism according to claim 1, characterized in that: The stirring and mixing assembly comprises: a top cover, an annular slideway, an annular slide rail, a driving frame, a first motor, a gear ring, a driving box, a second motor, a driving gear and a stirring frame; The annular slide rail is installed at the bottom of the top cover, the annular slideway is opened above the lifting cover, the driving frame is installed on the inner wall of the lifting cover, the top cover is installed in the annular slideway through the annular slide rail, the first motor is installed in the driving frame, the gear ring is installed on the inner wall of the top cover, the driving gear is mounted on the output end of the first motor and meshed with the gear ring, the driving box is installed on the top cover, the second motor is installed in the driving box, and the stirring frame is connected to the output end of the second motor.

4. A casting sand core raw material mixing mechanism according to claim 2, characterized in that: The bottom of the support frame is provided with support legs.

5. A casting sand core raw material mixing mechanism according to claim 1, characterized in that: A discharge pipe is provided at the bottom of the stirring tank.

6. A casting sand core raw material mixing mechanism according to claim 3, characterized in that: A feeding pipe is arranged on the top cover.

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