Precision casting surface anti-corrosion spraying and drying treatment device

Abstract

The utility model discloses an anti-corrosion spraying and drying treatment device for the surface of a precision casting. The anti-corrosion spraying and drying treatment device comprises a box body, a feeding hole, a discharging hole, a track, a hoisting mechanism, a drying mechanism, a cooling fan and a control panel, the feeding port and the discharging port are located at the two ends of the box body respectively, sealing doors are arranged at the feeding port and the discharging port, the track is fixed to the top of the box body, and a plurality of track travelling cranes are installed on the track; the hoisting mechanism is installed on the rail travelling crane, the two sets of drying mechanisms are symmetrically fixed to the inner side wall of the box body, and the cooling fan and the control panel are installed on the outer side walls of the two ends of the box body correspondingly; the two ends of the lead screw are rotationally connected to the box body through bearings, and the guide rods are fixed to the positions, at the two ends of the lead screw, of the inner wall of the box body correspondingly. The motor I is fixed at the bottom of the box body, and the output end is connected with one end of the lead screw; the connecting plate penetrates through the guide rod and is connected with the lead screw through threads. The casting spraying and drying device can be used for uniformly spraying and drying different castings, so that the castings are prevented from being oxidized and rusted.

Description

Technical Field

[0001] The utility model belongs to the technical field of precision casting production, and particularly relates to a precision casting surface anti-corrosion spraying and drying treatment device. Background Art

[0002] Castings are objects with certain shapes, sizes and properties that are obtained by pouring, injecting, sucking or other casting methods into a pre-prepared mold after smelting liquid metal, and cooling it. After casting, the casting will undergo a series of process treatments. Before the casting is machined, the outer surface needs to be sprayed with anti-corrosion treatment. The existing equipment sprays paint on the surface with a paint gun, and then dries it in a drying room, which will cause uneven drying of the anti-corrosion spray on the surface of the casting.

[0003] After searching, a casting paint drying device with announcement number CN216936879U is found, which includes a drying machine shell, a hanger is installed at the center of the drying machine shell, a baking lamp and a humidity sensor are installed on the inner wall of the drying machine shell, there are several baking lamps, an atomizing nozzle is installed on the top of the inner wall of the drying machine shell, an observation door is connected to the opening of the outer wall of the drying machine shell by hinge rotation, and the atomizing nozzle is connected to the water tank through a water pipe and a water pump; its processing process has the following disadvantages: the castings suspended on the hook will swing on the hook at will when the middle rod rotates, which will cause collision between the castings, causing damage to the castings, and at the same time will cause uneven drying of the anti-corrosion spray on the surface of the castings.

[0004] An automatic casting spray painting and uniform drying device with announcement number CN220634970U includes: a base; a clamping assembly, which is installed on the base and is used to clamp and fix the casting; a U-shaped plate, which is fixedly installed on the top of the base, and a movable plate is slidably installed on the top of the inner wall of the U-shaped plate, and a movable assembly for moving the movable plate left and right is installed on the U-shaped plate; its processing process has the following disadvantages: the clamping assembly can only clamp a single casting at a time, and spray paint and dry the casting, and cannot perform rapid anti-corrosion spraying and drying treatment on castings produced in batches. Summary of the invention

[0005] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a precision casting surface anti-corrosion spray drying treatment device. Through the coordinated movement of a drying mechanism and a hoisting mechanism, different castings can be evenly sprayed and dried by adjusting the position and air volume of the hot air knife, thereby preventing the castings from being oxidized and rusted.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A device for anti-corrosion spraying and drying treatment of precision castings, comprising a box, a feed port, a discharge port, a track, a hoisting mechanism, a drying mechanism, a heat dissipation fan, and a control panel; the feed port and the discharge port are respectively located at two ends of the box, and the feed port and the discharge port are both provided with sealing doors; the track is fixed to the top of the box, and a plurality of rail carriages are installed on the track; the hoisting mechanism is installed on the rail carriage, and the drying mechanism is provided with two groups, which are symmetrically fixed on the inner wall of the box, and the heat dissipation fan and the control panel are respectively installed on the outer walls at both ends of the box; firstly, the casting is suspended and supported on the hoisting mechanism, and then the casting is transported to the spray box by the track and the rail carriage for spraying treatment, and then the sprayed casting is transported to the inside of the box, and then the casting is dried by the drying mechanism; it can prevent the casting from being oxidized and rusted.

[0008] The drying mechanism comprises a hot air knife, a heating chamber, a junction box, an air inlet pipe, a connecting plate, a lead screw, a guide rod, and a motor I; the two ends of the lead screw are rotatably connected to the box body through bearings, and a pair of guide rods are provided, which are respectively fixed on the inner wall of the box body at the two ends of the lead screw; the motor I is fixed on the bottom of the box body, and the output end is connected to one end of the lead screw; the connecting plate passes through the guide rod and is connected to the lead screw through a thread; the hot air knife is fixed on the side wall of the connecting plate, and the heating chamber is fixed on the side wall of the hot air knife, and the internal connection is made; the junction box is located on the heating chamber; one end of the air inlet pipe is connected to the heating chamber, and the other end is connected to the external fan; the motor I provides power to drive the lead screw to rotate, and the lead screw drives the connecting plate to move along the guide rod through the thread, and the connecting plate drives the hot air knife to move, thereby adjusting the height position of the hot air knife, so that the hot air knife can better adapt to castings of different heights; the gas enters the heating chamber through the air inlet pipe for heating, and the heated gas enters the hot air knife and is evenly sprayed to the casting through the hot air knife outlet, thereby evenly drying the casting.

[0009] The hot air knife air outlet is provided with a rotating rod, a baffle, a fixed plate, and an electric push rod II; the two ends of the rotating rod are rotatably connected to the side wall of the hot air knife through bearings, one end of the baffle is fixed on the rotating rod, the fixed plate is fixed on the outer side wall of the hot air knife, the electric push rod II is rotatably connected to the fixed plate, and the output end is movably connected to the baffle; the electric push rod II provides power to drive the baffle to rotate around the rotating rod as the center, thereby adjusting the opening and closing of the baffle, and further adjusting the air volume of the hot air knife.

[0010] The hoisting mechanism includes a support rod, a threaded rod, a motor II, a moving plate, a turntable, a motor III, and a hoisting rod; the turntable is rotatably connected to the bottom of the rail vehicle, and a gear I is provided on the outer wall of the turntable; the motor III is fixed to the rail vehicle, and a gear II is provided at the output end; the gear I and the gear II are meshed and connected; the support rod is fixed to the bottom of the turntable, and a plurality of guide grooves are provided on the support rod; the threaded rod is rotatably connected to the inside of the support rod through a bearing, the motor II is fixed to the bottom of the support rod, and the output end is connected to one end of the threaded rod; the moving plate is installed inside the support rod and connected to the threaded rod through a thread; the hoisting rod is provided with two groups, one of which is fixed One set is fixed on the moving plate, and the other set is fixed on the side wall of the support rod above the guide groove; the casting with a through-hole end is directly suspended on the lifting rod; the motor III provides power to drive the turntable to rotate through gears I and II, the turntable drives the support rod to rotate, the support rod drives the lifting rod and the casting on the lifting rod to rotate, so that the casting can be evenly dried; when the produced casting has no through holes and is inconvenient to hang, the motor II provides power to drive the threaded rod to rotate, the threaded rod drives the moving plate and the lifting rod to move through the thread, and the casting is fixed and clamped by two sets of lifting rods, so that different castings can be sprayed and dried.

[0011] A supporting mechanism is provided on the lifting rod, which includes an electric push rod I, a cross plate, a connecting rod I, a connecting rod II, a supporting plate, and a fixed seat; the electric push rod I is fixed inside the lifting rod, the cross plate is fixed at the output end of the electric push rod I, a pair of connecting rods I are provided, which are respectively connected to the two ends of the cross plate by a rotating shaft; a pair of fixed seats are provided and symmetrically fixed on the side walls of the lifting rod; a pair of connecting rods II are provided and are respectively connected to the corresponding fixed seats by a rotating shaft, and a connecting seat is provided inside the support plate, which is rotatably connected to the connecting rods I and II by a rotating shaft; the electric push rod I provides power to drive the cross plate to move, and the cross plate drives the connecting rod I to move, and at the same time makes the connecting rod I rotate around the rotating shaft; the connecting rod I drives the connecting rod II to rotate, and drives the supporting plate to move, so that the support plate contacts the inner wall of the casting, thereby supporting and fixing the casting to prevent the casting from falling off the lifting rod during the spraying and drying process, further affecting the spraying and drying effect of the casting.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1) Motor I in the drying mechanism provides power to drive the lead screw to rotate, and the lead screw drives the connecting plate to move along the guide rod through the thread, and the connecting plate drives the hot air knife to move, thereby adjusting the height position of the hot air knife, so that the hot air knife can better adapt to castings of different heights; the gas enters the heating chamber through the air inlet pipe for heating, and the heated gas enters the hot air knife and is evenly sprayed toward the casting through the hot air knife outlet, thereby evenly drying the casting; the electric push rod II provides power to drive the baffle to rotate around the rotating rod, thereby adjusting the opening and closing of the baffle, and further adjusting the air volume of the hot air knife;

[0014] 2) Motor III in the lifting mechanism provides power to drive the turntable to rotate through gears I and II, the turntable drives the support rod to rotate, the support rod drives the lifting rod and the casting on the lifting rod to rotate, so that the casting can be evenly dried; when the produced casting is not convenient to hang, motor II provides power to drive the threaded rod to rotate, the threaded rod drives the moving plate and the lifting rod to move through the thread, and the casting is fixed and clamped by two sets of lifting rods, so that different castings can be sprayed and dried. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Attached Figure 1 This is a schematic diagram of the internal structure of a precision casting surface anti-corrosion spraying and drying treatment device of the utility model;

[0016] Attached Figure 2 It is a structural schematic diagram of a drying mechanism in a precision casting surface anti-corrosion spray drying treatment device of the utility model;

[0017] Attached Figure 3 It is a structural schematic diagram of a hot air knife in a precision casting surface anti-corrosion spraying and drying treatment device of the utility model;

[0018] Attached Figure 4 This is a schematic diagram of the structure of the hoisting mechanism in a precision casting surface anti-corrosion spray drying treatment device of the utility model. Figure 1 ;

[0019] Attached Figure 5 This is a schematic diagram of the structure of the hoisting mechanism in a precision casting surface anti-corrosion spray drying treatment device of the utility model. Figure 2 ;

[0020] Attached Figure 6 This is a structural schematic diagram of a support mechanism in a precision casting surface anti-corrosion spraying and drying treatment device of the utility model;

[0021] Attached Figure 7 This is a schematic diagram of the structure of a precision casting surface anti-corrosion spray drying treatment device. Figure 1 ;

[0022] Attached Figure 8 This is a schematic diagram of the structure of a precision casting surface anti-corrosion spray drying treatment device. Figure 2 ;

[0023] In the figure: 1, box; 2, feed port; 3, discharge port; 4, track; 401, track carriage; 5, lifting mechanism; 501, support rod; 5011, guide groove; 502, threaded rod; 503, motor II; 504, moving plate; 505, turntable; 5051, gear I; 506, motor III; 5061, gear II; 507, lifting rod; 508, support mechanism; 5081, electric push rod I; 5082, cross plate; 50 83. Connecting rod I; 5084. Connecting rod II; 5085. Support plate; 5086. Fixed seat; 6. Drying mechanism; 601. Hot air knife; 6011. Rotating rod; 6012. Baffle; 6013. Fixed plate; 6014. Electric push rod II; 602. Heating chamber; 603. Junction box; 604. Inlet pipe; 605. Connecting plate; 606. Lead screw; 607. Guide rod; 608. Motor I; 7. Cooling fan; 8. Control board. DETAILED DESCRIPTION

[0024] To facilitate the understanding of those skilled in the art, Figure 1-8 , the technical solution of the utility model is further specifically described.

[0025] A device for treating the surface corrosion of precision castings by spraying and drying, comprises a box 1, a feed port 2, a discharge port 3, a track 4, a hoisting mechanism 5, a drying mechanism 6, a heat dissipation fan 7 and a control panel 8; the feed port 2 and the discharge port 3 are respectively located at the two ends of the box 1, and the feed port 2 and the discharge port 3 are both provided with sealing doors; the track 4 is fixed on the top of the box 1, and a plurality of rail carriages 401 are installed on the track 4; the hoisting mechanism 5 is installed on the base of the rail carriage 401, and the drying mechanism 6 is provided with two groups, which are symmetrically fixed on the inner wall of the box 1, and the heat dissipation fan 7 and the control panel 8 are respectively installed on the outer wall at both ends of the box 1; firstly, the casting is suspended and supported on the hoisting mechanism 5, and then the casting is transported to the spray box for spraying treatment by the track 4 and the rail carriage 401, and then the sprayed casting is transported to the inside of the box 1, and then the casting is dried by the drying mechanism 6; it can prevent the casting from being oxidized and rusted.

[0026] The drying mechanism 6 includes a hot air knife 601, a heating chamber 602, a junction box 603, an air inlet pipe 604, a connecting plate 605, a lead screw 606, a guide rod 607, and a motor I 608; both ends of the lead screw 606 are rotatably connected to the box body 1 through bearings, and a pair of guide rods 607 are provided, which are respectively fixed on the inner wall of the box body 1 at both ends of the lead screw 606; the motor I 608 is fixed on the bottom of the box body 1, and the output end is connected to one end of the lead screw 606; the connecting plate 605 passes through the guide rod 607 and is connected to the lead screw 606 through a thread; the hot air knife 601 is fixed on the side wall of the connecting plate 605, the heating chamber 602 is fixed on the side wall of the hot air knife 601, and the internal connection The junction box 603 is located on the heating chamber 602; one end of the air inlet pipe 604 is connected to the heating chamber 602, and the other end is connected to the external fan; the motor I 608 provides power to drive the lead screw 606 to rotate, and the lead screw 606 drives the connecting plate 605 to move along the guide rod 607 through the thread, and the connecting plate 605 drives the hot air knife 601 to move, so as to adjust the height position of the hot air knife 601, so that the hot air knife 601 can better adapt to castings of different heights; the gas enters the heating chamber 602 through the air inlet pipe 604 for heating, and the heated gas enters the hot air knife 601, and is evenly sprayed toward the casting through the air outlet of the hot air knife 601, so as to evenly dry the casting.

[0027] The hot air knife 601 is provided with a rotating rod 6011, a baffle 6012, a fixed plate 6013, and an electric push rod II 6014 at the air outlet; both ends of the rotating rod 6011 are rotatably connected to the side wall of the hot air knife 601 through bearings, one end of the baffle 6012 is fixed on the rotating rod 6011, and the fixed plate 6013 is fixed on the outer side wall of the hot air knife 601; the electric push rod II 6014 is rotatably connected to the fixed plate 6013, and the output end is movably connected to the baffle 6012; the electric push rod II 6014 provides power to drive the baffle 6012 to rotate around the rotating rod 6011, thereby adjusting the opening and closing of the baffle 6012, and further adjusting the air volume of the hot air knife 601.

[0028] The hoisting mechanism 5 includes a support rod 501, a threaded rod 502, a motor II 503, a moving plate 504, a turntable 505, a motor III 506, and a hoisting rod 507; the turntable 505 is rotatably connected to the bottom of the rail vehicle 401, and a gear I 5051 is provided on the outer wall of the turntable 505; the motor III 506 is fixed to the base of the rail vehicle 401, and a gear II 5061 is provided at the output end; the gear I 5051 and the gear II 5061 are meshed and connected; the support rod 501 is fixed to the bottom of the turntable 505, and a plurality of guide grooves 5011 are provided on the support rod 501; the threaded rod 502 is rotatably connected to the inside of the support rod 501 through a bearing, and the motor II 503 is fixed to the bottom of the support rod 501, and the output end is connected to one end of the threaded rod 502; the moving plate 504 is installed inside the support rod 501, and is connected to the threaded rod 5 by a thread. 02 connection; there are two groups of lifting rods 507, one group is fixed on the movable plate 504, and the other group is fixed on the side wall of the support rod 501 above the guide groove 5011; the casting with a through-hole end is directly suspended on the lifting rod; the motor III 506 provides power to drive the turntable 505 to rotate through the gear I 5051 and the gear II 5061, the turntable 505 drives the support rod 501 to rotate, the support rod 501 drives the lifting rod 507 and the casting on the lifting rod 507 to rotate, so that the casting can be evenly dried; when the produced casting has no through hole and is inconvenient to hang, the motor II 503 provides power to drive the threaded rod 502 to rotate, the threaded rod 502 drives the movable plate 504 and the lifting rod 507 to move through the thread, and the casting is fixed and clamped by the two groups of lifting rods 507, so that different castings can be sprayed and dried.

[0029] The hoisting rod 507 is provided with a supporting mechanism 508, which includes an electric push rod Ⅰ5081, a horizontal plate 5082, a connecting rod Ⅰ5083, a connecting rod Ⅱ5084, a supporting plate 5085, and a fixing seat 5086; the electric push rod Ⅰ5081 is fixed inside the hoisting rod 507, the horizontal plate 5082 is fixed to the output end of the electric push rod Ⅰ5081, and a pair of connecting rods Ⅰ5083 are respectively connected to the two ends of the horizontal plate 5082 by a rotating shaft; the fixing seat 5086 is provided with a pair of symmetrically fixed on the side wall of the hoisting rod 507; the connecting rod Ⅱ5084 is provided with a pair of connecting rods Ⅰ5081 and 5083 are respectively connected to the corresponding fixing seats by a rotating shaft On the seat 5086, a connecting seat is provided inside the support plate 5085, and the connecting seat is rotatably connected with the connecting rod I 5083 and the connecting rod II 5084 through the rotating shaft; the electric push rod I 5081 drives the horizontal plate 5082 to move, and the horizontal plate 5082 drives the connecting rod I 5083 to move, and at the same time makes the connecting rod I 5083 rotate around the rotating shaft; the connecting rod I 5083 drives the connecting rod II 5084 to rotate, and drives the support plate 5085 to move, so that the support plate 5085 contacts the inner wall of the casting, thereby supporting and fixing the casting, preventing the casting from falling off from the lifting rod 507 during the spraying and drying process, further affecting the spraying and drying effect of the casting.

[0030] A device for anti-corrosion spraying and drying treatment of the surface of precision castings, the working process of which is as follows: first, the casting is suspended and supported on a lifting mechanism 5, and then the casting is transported to a spray box through a track 4 and a track vehicle 401 for spraying treatment, and then the sprayed casting is transported to the inside of a box 1, and then the casting is dried through a drying mechanism 6; it can prevent the casting from being oxidized and rusted.

[0031] In summary, electronic or electrical components including but not limited to rail vehicles, motor II, motor III, electric push rod I, electric push rod II, heating chamber, motor I, cooling fan, control panel, etc. are components in the prior art, obtained through private customization or purchase, and the electrical connections between the components are conventional circuit connections or electrical connections in the prior art, and are not within the scope of protection of the present utility model.

[0032] The above contents are merely examples and explanations of the structure of the utility model. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the utility model or exceed the scope defined in the claims, they should all fall within the protection scope of the utility model.

Claims

1. A precision casting surface anti-corrosion spray drying treatment device, comprising a box, a feed port, a discharge port, a track, a hoisting mechanism, a drying mechanism, a cooling fan, and a control panel; characterized in that The feed inlet and the discharge inlet are located at both ends of the box, and sealed doors are provided at both the feed inlet and the discharge inlet; the track is fixed on the top of the box, and several track carriages are installed on the track; the hoisting mechanism is installed on the track carriage, and there are two groups of drying mechanisms, which are symmetrically fixed on the inner wall of the box, and the cooling fan and the control panel are installed on the outer walls at both ends of the box respectively; The drying mechanism includes a hot air knife, a heating chamber, a junction box, an air inlet pipe, a connecting plate, a lead screw, a guide rod, and a motor I; the two ends of the lead screw are rotatably connected to the box body through bearings, and a pair of guide rods are provided, which are respectively fixed on the inner wall of the box body at the two ends of the lead screw; the motor I is fixed on the bottom of the box body, and the output end is connected to one end of the lead screw; the connecting plate passes through the guide rod and is connected to the lead screw through a thread; the hot air knife is fixed on the side wall of the connecting plate, and the heating chamber is fixed on the side wall of the hot air knife, and the inside is connected; the junction box is located on the heating chamber; one end of the air inlet pipe is connected to the heating chamber, and the other end is connected to the external fan; The hoisting mechanism includes a support rod, a threaded rod, a motor II, a moving plate, a turntable, a motor III, and a hoisting rod; the turntable is rotatably connected to the bottom of the rail carriage, and a gear I is provided on the outer wall of the turntable; the motor III is fixed on the rail carriage, and a gear II is provided at the output end; the gear I and the gear II are meshingly connected; the support rod is fixed at the bottom of the turntable, and a plurality of guide grooves are provided on the support rod; the threaded rod is rotatably connected inside the support rod through a bearing, the motor II is fixed at the bottom of the support rod, and the output end is connected to one end of the threaded rod; the moving plate is installed inside the support rod and connected to the threaded rod through a thread; there are two groups of hoisting rods, one group is fixed on the moving plate, and the other group is fixed on the side wall of the support rod above the guide groove.

2. The device for anti-corrosion spraying and drying the surface of precision casting according to claim 1 is characterized in that A rotating rod, a baffle, a fixed plate, and an electric push rod II are provided at the air outlet of the hot air knife; both ends of the rotating rod are rotatably connected to the side wall of the hot air knife through bearings, one end of the baffle is fixed on the rotating rod, the fixed plate is fixed on the outer side wall of the hot air knife, the electric push rod II is rotatably connected to the fixed plate, and the output end is movably connected to the baffle.

3. The device for anti-corrosion spraying and drying of precision casting surface according to claim 1 is characterized in that A supporting mechanism is provided on the lifting rod, and the supporting mechanism includes an electric push rod I, a cross plate, a connecting rod I, a connecting rod II, a supporting plate, and a fixed seat; the electric push rod I is fixed inside the lifting rod, the cross plate is fixed at the output end of the electric push rod I, a pair of connecting rods I are provided, and they are respectively rotatably connected to the two ends of the cross plate through a rotating shaft; a pair of fixed seats are provided, which are symmetrically fixed on the side walls of the lifting rod; a pair of connecting rods II are respectively rotatably connected to corresponding fixed seats through a rotating shaft, and a connecting seat is provided inside the support plate, and the connecting seat is rotatably connected to the connecting rods I and II through the rotating shaft.

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