Coating device for precoated sand casting production

Abstract

The utility model discloses a coating device for precoated sand casting production, and relates to the technical field of precoated sand casting production, the coating device comprises a coating box, two moving guide rails are arranged at the upper end of the coating box, a hanging frame is slidably connected between the two moving guide rails, the outer sides of the two moving guide rails are connected through a connecting seat, and a top plate is arranged above the connecting seat; a hydraulic cylinder is arranged on the upper surface of the top plate, the telescopic end of the hydraulic cylinder penetrates through the top plate to be connected with a connecting base, and the bottom of the top plate is connected with the coating box through a stand column; through the arrangement of the hanging frame, two layers of precoated sand mold cores can be placed on the hanging frame and move up and down in cooperation with a hydraulic cylinder, a connecting base and a movable guide rail, so that the precoated sand mold cores are immersed into a coating box for coating operation, the hanging frame is driven in cooperation with a driving set, and drying operation is conducted in cooperation with a drying set; therefore, the coating efficiency of the precoated sand mold core is improved, and the labor intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of coated sand casting production, in particular to a coating device for coated sand casting production. BACKGROUND

[0002] In order to improve the inner cavity surface quality of products, a layer of paint needs to be coated on the coated sand core before use, and workers need to immerse the coated sand core into the paint box one by one in the production process. This way is time-consuming and laborious, therefore, the application provides a coating device for coated sand casting production to solve such problems. SUMMARY

[0003] The application aims to overcome the defects of the prior art and provide a coating device for coated sand casting production, which can effectively solve the problems in the background art.

[0004] To achieve the above-mentioned purpose, the application provides the following technical scheme: a coating device for coated sand casting production, comprising a coating box, two moving guide rails are arranged on the upper end of the coating box, a hanging rack is slidably connected between the two moving guide rails, the two moving guide rails are connected through a connecting seat, a top plate is arranged above the connecting seat, a hydraulic cylinder is arranged on the upper surface of the top plate, the extension end of the hydraulic cylinder penetrates through the top plate and is connected with the connecting seat, a vertical column is arranged between the bottom of the top plate and the coating box, a drive group is arranged at one end of the connecting seat, a supporting guide rail is arranged at one end of the moving guide rail, the supporting guide rail is fixed on the coating box through a support, and a drying group is arranged at the end of the coating box away from the support.

[0005] The hanging rack comprises a connecting rod, a storage rack, a connecting frame and a moving wheel, two moving wheels are arranged at the front and rear ends of the connecting frame and are lapped on the moving guide rail, and the bottom of the connecting frame is connected with the two storage racks through four connecting rods.

[0006] Further, the storage rack comprises a supporting plate and a supporting rod, the number of the supporting plates is two, each supporting plate is connected with the connecting frame through two connecting rods, and not less than three supporting rods are arranged between the two supporting plates.

[0007] Further, the drive group comprises a connecting plate, a fixed plate, a servo motor, a lead screw and a push plate, two connecting plates are arranged on one side of the top plate, a fixed plate is arranged at one end of the two connecting plates, a servo motor is arranged at the end of the fixed plate away from the connecting plate, the power output end of the servo motor penetrates through the fixed plate and is connected with the lead screw, one end of the lead screw is rotationally connected with the top plate, and the lead screw is connected with the push plate through a lead screw nut on the outside.

[0008] Further, the push plate comprises a moving seat, a driving plate and a reinforcing rib, the moving seat is connected with the lead screw through the lead screw nut, the moving seat is provided with the driving plate at the bottom, the driving plate is in the shape of "7", and two reinforcing ribs are arranged at one end of the driving plate.

[0009] Further, the drying group comprises a box, a fixed guide rail, a drying top lamp and a drying side lamp, the box is arranged at one side of the coating box, the box is internally mounted on the fixed guide rail arranged in parallel, the drying top lamp is arranged on the top surface of the box, and the drying side lamp is arranged on the side wall of the box.

[0010] Further, the fixed guide rail is in the same horizontal line as the supporting guide rail, and the fixed guide rail, the supporting guide rail and the moving guide rail are consistent in shape.

[0011] Further, the bottom surface of the box is provided with a flow guide plate, the lowest end of the flow guide plate is inclined to one end of the coating box, and a flow guide hole is formed in the coating box.

[0012] Compared with the prior art, the two layers of coated sand core can be placed on the hanger through the arrangement of the hanger, and the hanger is moved up and down through cooperation of the hydraulic cylinder, the connecting seat and the moving guide rail, so that the coated sand core is immersed in the coating box for coating operation, and the hanger is driven through cooperation of the driving group and the drying group for drying operation, thereby improving the coating efficiency of the coated sand core and reducing the labor intensity of workers. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 Structure diagram of the present application Figure 1 ;

[0014] Figure 2 Structure diagram of the present application Figure 2 ;

[0015] Figure 3 Front view of the present application

[0016] Figure 4 Structure view of the hanger.

[0017] In the figure: 1 coating box, 2 moving guide rail, 3 hanger, 4 connecting rod, 5 supporting plate, 6 supporting rod, 7 connecting frame, 8 moving wheel, 9 connecting seat, 10 top plate, 11 hydraulic cylinder, 12 stand, 13 driving group, 14 connecting plate, 15 fixed plate, 16 servo motor, 17 screw rod, 18 push plate, 19 moving seat, 20 driving plate, 21 reinforcing rib, 22 supporting guide rail, 23 drying group, 24 box, 25 fixed guide rail, 26 drying top lamp, 27 drying side lamp, 28 flow guide plate. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application (for the convenience of description and understanding, the following embodiments are described in the order of the drawings), the person skilled in the art can obtain other embodiments in accordance with the present application. Figure 3above (described above). All other embodiments that would be obvious to one of ordinary skill in the art without departing from the spirit and scope of the application belong to the scope of the present application.

[0019] Please refer to Figures 1-4 The application provides a coating device for coated sand casting production, which relates to the technical field of coating devices and specifically discloses a coating device for coated sand casting production.

[0020] Specifically, the two movable guide rails 2 are symmetrically arranged.

[0021] The hanging frame 3 comprises a connecting rod 4, a storage rack, a connecting frame 7 and a movable wheel 8, two movable wheels 8 are arranged at the front end and the rear end of the connecting frame 7 and are lapped on the movable guide rails 2, and the connecting frame 7 is connected with the two storage racks through four connecting rods 4 at the bottom.

[0022] Specifically, the movable wheel 8 is slidably arranged on the movable guide rail 2, so that the movable wheel 8 can move along the movable guide rail 2, thereby improving the stability of the movement of the hanging frame 3.

[0023] Further, the storage rack comprises a supporting plate 5 and a supporting rod 6, the number of the supporting plates 5 is two, each supporting plate 5 is connected with the connecting frame 7 through two connecting rods 4, and not less than three supporting rods 6 are arranged between the two supporting plates 5.

[0024] Specifically, the number of the supporting rods 6 is five, and the setting of the supporting rods 6 can reduce the contact area of the coated sand core and improve the coating efficiency.

[0025] The two movable guide rails 2 are connected through a connecting base 9, a top plate 10 is arranged above the connecting base 9, a hydraulic cylinder 11 is arranged on the upper surface of the top plate 10, the telescopic end of the hydraulic cylinder 11 penetrates through the top plate 10 and is connected with the connecting base 9, and the bottom of the top plate 10 is connected with the coating box 1 through a stand column 12.

[0026] Specifically, the stand column 12 is fixed on the coating box 1 through bolts, the top plate 10 is fixed on the stand column 12 through bolts, the hydraulic cylinder 11 is fixed on the top plate 10 through bolts, and the telescopic end of the hydraulic cylinder 11 is fixed on the connecting base 9 through bolts.

[0027] In this way, the connecting base 9 drives the two movable guide rails 2 to move up and down through the up-and-down movement of the hydraulic cylinder 11, so that the hanging frame 3 on the movable guide rail 2 is immersed in the coating box 1, and the coated sand core is subjected to coating treatment.

[0028] One end of the connecting base 9 is provided with a driving group 13.

[0029] The driving group 13 comprises a connecting plate 14, a fixed plate 15, a servo motor 16, a screw rod 17 and a push plate 18, one side of the top plate 10 is provided with two connecting plates 14, one end of the two connecting plates 14 is provided with a fixed plate 15, one end of the fixed plate 15 away from the connecting plate 14 is provided with a servo motor 16, the power output end of the servo motor 16 penetrates through the fixed plate 15 and is connected with the screw rod 17, one end of the screw rod 17 is rotationally connected with the top plate 10, and the outer side of the screw rod 17 is connected with the push plate 18 through a screw rod nut.

[0030] Specifically, the two connecting plates 14 are fixed on the top plate 10 through bolts, the fixed plate 15 is fixed on the two connecting plates 14 through bolts, and the servo motor 16 is installed on the fixed plate 15 through bolts.

[0031] More specifically, the two connecting plates 14 and the fixed plate 15 form a C-shaped structure, and the screw rod 17 is arranged in parallel with the two connecting plates 14.

[0032] In this way, the servo motor 16 drives the screw rod 17 to rotate, so that the push plate 18 pushes the hanger 3 on the support rail 22 to the moving rail 2, and the hanger 3 on the moving rail 2 is pushed to the fixed rail 25 in the drying box 23.

[0033] Further, the push plate 18 comprises a moving seat 19, a driving plate 20 and a reinforcing rib 21, the moving seat 19 is connected with the screw rod 17 through a screw rod nut, the bottom of the moving seat 19 is provided with the driving plate 20, the driving plate 20 is in the shape of “7”, and one end of the driving plate 20 is provided with two reinforcing ribs 21.

[0034] Specifically, the driving plate 20 is fixed on the moving seat 19 through bolts, the reinforcing ribs 21 are fixed on the driving plate 20 through bolts, and the reinforcing ribs 21 can improve the strength of the driving plate 20.

[0035] One end of the moving rail 2 is provided with a support rail 22, the support rail 22 is fixed on the coating box 1 through a support, and one end of the coating box 1 away from the support is provided with a drying group 23.

[0036] Further, the drying group 23 comprises a box body 24, a fixed rail 25, a drying top lamp 26 and a drying side lamp 27, the box body 24 is arranged on one side of the coating box 1, two parallel fixed rails 25 are arranged in the box body 24, the drying top lamp 26 is arranged on the inner top surface of the box body 24, and the drying side lamp 27 is arranged on the inner side wall of the box body 24.

[0037] Specifically, the fixed rail 25, the drying top lamp 26 and the drying side lamp 27 are fixed on the box body 24 through bolts, the coated sand core on the hanger 3 is subjected to drying treatment through the drying top lamp 26 and the drying side lamp 27, and the hanger 3 on the fixed rail 25 can be moved through the driving group 13.

[0038] Further, the fixed guide rail 25 is in the same horizontal line with the support guide rail 22, the fixed guide rail 25, the support guide rail 22 and the moving guide rail 2 are consistent in shape.

[0039] Specifically, by the setting of the hydraulic cylinder 11, the height of the moving guide rail 2 can be adjusted, so as to ensure that the moving guide rail 2 is in the same horizontal line with the fixed guide rail 25 and the support guide rail 22, and the hanger 3 on the moving guide rail 2 is immersed in the coating box 1 to perform coating work.

[0040] Further, the inner bottom surface of the box body 24 is provided with a flow guide plate 28, the lowest end of the flow guide plate 28 is inclined towards one end of the coating box 1, and a flow guide hole is formed on the coating box 1.

[0041] Specifically, by the setting of the flow guide plate 28, the residual coating on the hanger 3 on the fixed guide rail 25 can be guided, so as to move the residual coating into the coating box 1, thereby improving the utilization rate of the coating.

[0042] In use: the hanger 3 is placed on the support guide rail 22, and the coated sand core is placed on the shelf, then the servo motor 16 is started, the lead screw 17 is driven by the servo motor 16 to rotate, so that the push plate 18 pushes the hanger 3 on the support guide rail 22 to the moving guide rail 2, at the same time, the hanger 3 on the moving guide rail 2 can also be moved to the fixed guide rail 25.

[0043] Then, the connecting seat 9, the two moving guide rails 2 and the hangers 3 are moved downward by the hydraulic cylinder 11, the hangers 3 are immersed in the coating box 1, the coated sand core is coated, after coating is completed, the two moving guide rails 2 and the hangers 3 are moved upward by the hydraulic cylinder 11, the moving guide rail 2 is lifted to the same height as the support guide rail 22, the hangers 3 on the support guide rail 22 are pushed to the moving guide rail 2 by the driving group 13, and the hangers 3 on the moving guide rail 2 are pushed to the fixed guide rail 25, the residual coating of the hangers 3 falls on the flow guide plate 28, and enters the coating box 1 through the flow guide plate 28, and the coated sand core on the hangers 3 is dried by the drying top lamp 26 and the drying side lamp 27.

[0044] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A coating device for coated sand casting production, characterized by: The utility model provides a coating box, the coating box is provided with two moving guide rails on the upper end, a hanging frame is slidably connected between the two moving guide rails, the outer sides of the two moving guide rails are connected through a connecting seat, a top plate is arranged above the connecting seat, a hydraulic cylinder is arranged on the upper surface of the top plate, the extension end of the hydraulic cylinder penetrates through the top plate and is connected with the connecting seat, the bottom of the top plate is connected with the coating box through a stand, a drive group is arranged at one end of the connecting seat, a supporting guide rail is arranged at one end of the moving guide rail, the supporting guide rail is fixed on the coating box through a support, and a drying group is arranged at the end of the coating box away from the support. The hanging frame comprises a connecting rod, a storage rack, a connecting frame and a moving wheel, two moving wheels are arranged at the front and rear ends of the connecting frame, the moving wheels are overlapped on the moving guide rail, and the connecting frame is connected with the two storage racks through four connecting rods.

2. The coating device for coated sand casting production according to claim 1, characterized in that: The storage rack comprises a supporting plate and a supporting rod, the number of the supporting plates is two, each supporting plate is connected with the connecting frame through two connecting rods, and not less than three supporting rods are arranged between the two supporting plates.

3. The coating device for coated sand casting production according to claim 1, characterized in that: The drive group comprises a connecting plate, a fixed plate, a servo motor, a screw rod and a push plate, two connecting plates are arranged on one side of the top plate, a fixed plate is arranged at one end of the two connecting plates, a servo motor is arranged at the end of the fixed plate away from the connecting plate, the power output end of the servo motor penetrates through the fixed plate and is connected with the screw rod, one end of the screw rod is rotationally connected with the top plate, and the outer side of the screw rod is connected with the push plate through a screw nut.

4. The coating device for coated sand casting production according to claim 3, characterized in that: The push plate comprises a moving seat, a driving plate and a reinforcing rib, the moving seat is connected with the screw rod through a screw nut, a driving plate is arranged at the bottom of the moving seat, the driving plate is in the shape of a Chinese character ''7'', and two reinforcing ribs are arranged at one end of the driving plate.

5. The coating device for coated sand casting production according to claim 1, characterized in that: The drying group comprises a box body, a fixed guide rail, a drying top lamp and a drying side lamp, the box body is arranged on one side of the coating box, two parallel fixed guide rails are arranged in the box body, a drying top lamp is arranged on the inner top surface of the box body, and a drying side lamp is arranged on the inner side wall of the box body.

6. The coating device for coated sand casting production according to claim 5, characterized in that: The fixed guide rail is in the same horizontal line with the supporting guide rail, and the fixed guide rail, the supporting guide rail and the moving guide rail are consistent in shape.

7. The coating device for coated sand casting production according to claim 5, characterized in that: The inner bottom surface of the box (24) is provided with a flow guide plate (28), the lowest end of the flow guide plate (28) is inclined towards one end of the coating box (1), and a flow guide hole is formed in the coating box (1).

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