Precoated sand vertical automatic molding machine

Abstract

The utility model discloses a vertical automatic molding machine for precoated sand, and particularly relates to the field of automatic molding machines, the vertical automatic molding machine comprises a workbench, a molding assembly is arranged on one side of the workbench, the molding assembly comprises a fixing frame, a hydraulic cylinder is fixedly arranged at the upper end of the fixing frame, one side of the hydraulic cylinder is sleeved with a hydraulic rod, and the hydraulic rod is connected with the workbench. One end of the hydraulic rod is fixedly connected with an upper sand box, a bearing seat is arranged at the upper end of the workbench, a lower sand box is placed in the bearing seat, a fixing block is fixedly connected to the upper end of the bearing seat, a bolt is in threaded connection with the interior of the fixing block, and one end of the bolt is in attached connection with the lower sand box; the screening assembly comprises a conveying cylinder. According to the precoated sand molding device, through the arrangement of the molding assembly, manual operation is not needed, precoated sand is molded, and the lower sand box is convenient to replace, so that different molding operations can be conveniently carried out according to actual requirements, the practicability of the device is improved to a certain extent, and the application range is wider.

Description

Technical Field

[0001] The utility model relates to the field of automatic molding machines, and more specifically, to a vertical automatic molding machine for coated sand. Background Art

[0002] Coated sand is a kind of molding sand or core sand with a layer of solid resin film on the surface of sand grains before molding. Coated sand is very useful and is usually used to make iron castings or other metal molds in automobiles or other mechanical parts, etc. The molding machine is a machine that makes coated sand into special shapes.

[0003] After searching, the existing patent (publication number: CN217393682U) discloses an automatic coated sand molding device, which belongs to the technical field of molding machines. The automatic coated sand molding device is convenient for material receiving and saves manpower. It includes a main body and a material receiving plate arranged on one side of the main body, a protective piece is provided on the side of the main body close to the material receiving plate, a support plate is provided below the material receiving plate, a first hydraulic cylinder and a bracket are fixed to the top of the support plate, a slide is fixed to the top of the piston rod of the first hydraulic cylinder, a second hydraulic cylinder is fixed to the side of the slide close to the main body, a base plate is fixed to the piston rod of the second hydraulic cylinder, through holes adapted to the columns are opened at the four corners of the base plate, the tops of the four columns are connected to the material receiving plate, the bottoms of the four columns are fixed with blocks, the four columns are covered with buffer springs, and a protective pad is fixed to the top of the material receiving plate. The automatic coated sand molding device is convenient for material receiving and saves manpower.

[0004] The existing coated sand vertical automatic molding machine is limited to molding operations for specific forms when performing molding operations, and cannot perform different molding operations according to actual needs, resulting in certain limitations in its use. At the same time, the above-cited patent documents do not propose relevant solutions to solve the above problems;

[0005] Therefore, a vertical automatic molding machine for coated sand is proposed in response to the above problems. Utility Model Content

[0006] In order to overcome the above-mentioned defects of the prior art, an embodiment of the utility model provides a vertical automatic molding machine for coated sand to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vertical automatic molding machine for coated sand, comprising a workbench, a molding component is arranged on one side of the workbench, and the molding component comprises a fixing frame;

[0008] A hydraulic cylinder is fixedly arranged on the upper end of the fixed frame, a hydraulic rod is sleeved on one side of the hydraulic cylinder, one end of the hydraulic rod is fixedly connected to an upper sand box, and a bearing seat is opened on the upper end of the workbench, a lower sand box is placed inside the bearing seat, and a fixing block is fixedly connected to the upper end of the bearing seat, a bolt is threadedly connected inside the fixing block, and one end of the bolt is fit-connected to the lower sand box.

[0009] Preferably, a screening assembly is provided at the upper end of the workbench, and the screening assembly includes a conveying cylinder, one end of the outer side of the conveying cylinder is fixedly connected to a driving motor, one side of the driving motor is connected to a connecting rod through an output shaft, and the outer side of the connecting rod is threadedly connected to a conveying blade.

[0010] Preferably, one end of the conveying cylinder is connected to a connecting cover via a rotating shaft, and the bottom of the conveying cylinder is fixedly connected to a connecting frame.

[0011] Preferably, connection holes are arranged at equal intervals inside the connection frame, and the connection holes are arranged in a plurality of groups.

[0012] Preferably, an auxiliary component is provided at the bottom of the connecting frame, and the auxiliary component includes a fixing box, an electric telescopic rod is fixedly provided at one end inside the fixing box, and a push plate is fixedly connected to one end of the electric telescopic rod.

[0013] Preferably, sliders are symmetrically and fixedly connected at both ends of the push plate, and sliding grooves are symmetrically provided at both ends of the interior of the fixed box, and the sliding grooves are slidably connected to the sliders.

[0014] Technical effects and advantages of the utility model:

[0015] Compared with the prior art, the vertical automatic molding machine for coated sand, through the setting of molding components, can perform molding operations on coated sand without manual operation, and is convenient for replacing the lower sand box, thereby facilitating different molding operations according to actual needs. This improves the practicability of the device to a certain extent and has a wider range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 This is a schematic diagram of the structure of the screening component of the utility model.

[0018] Figure 3 This is a schematic diagram of the auxiliary component structure of the utility model.

[0019] Figure 4 This is a schematic diagram of the structure of the modeling component of the utility model.

[0020] The accompanying drawings are marked as follows: 1. workbench; 2. screening assembly; 21. conveying cylinder; 22. driving motor; 23. connecting rod; 24. conveying blade; 25. connecting cover; 26. connecting frame; 27. connecting hole; 3. auxiliary assembly; 31. fixing box; 32. slide groove; 33. electric telescopic rod; 34. push plate; 35. slider; 4. molding assembly; 41. fixing frame; 42. hydraulic cylinder; 43. hydraulic rod; 44. upper sand box; 45. bearing seat; 46. lower sand box; 47. fixing block; 48. bolt. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1

[0023] As attached Figures 1 to 4 The vertical automatic molding machine for coated sand shown in the figure comprises a workbench 1, a molding assembly 4 is arranged on one side of the workbench 1, and the molding assembly 4 comprises a fixing frame 41;

[0024] A hydraulic cylinder 42 is fixedly arranged on the upper end of the fixed frame 41, a hydraulic rod 43 is sleeved on one side of the hydraulic cylinder 42, one end of the hydraulic rod 43 is fixedly connected to an upper sand box 44, and a bearing seat 45 is opened on the upper end of the workbench 1, a lower sand box 46 is placed inside the bearing seat 45, and a fixing block 47 is fixedly connected to the upper end of the bearing seat 45, a bolt 48 is threadedly connected inside the fixing block 47, and one end of the bolt 48 is fitly connected to the lower sand box 46.

[0025] Among them: a fixing block 47 is arranged at the upper end of the bearing seat 45, and a bolt 48 is connected to the inner thread of the fixing block 47. The bolt 48 limits the lower sand box 46. At the same time, a hydraulic cylinder 42 is arranged at the upper end of the fixing frame 41. The hydraulic oil in the hydraulic cylinder 42 drives the hydraulic rod 43 to move up and down, thereby driving the upper sand box 44 to move up and down for molding operations, so that the practicality of the device is enhanced.

[0026] Embodiment 2

[0027] Based on the first embodiment, the solution in the first embodiment is further detailed in combination with the following specific working methods. Figures 1 to 4 As shown, see the following description for details:

[0028] As a preferred embodiment, a screening assembly 2 is provided at the upper end of the workbench 1, and the screening assembly 2 includes a conveying cylinder 21, and one end of the outer side of the conveying cylinder 21 is fixedly connected to a driving motor 22, and one side of the driving motor 22 is connected to a connecting rod 23 through an output shaft, and the outer side of the connecting rod 23 is threadedly connected to a conveying blade 24; further, by providing a driving motor 22, the driving motor 22 drives the connecting rod 23 and the conveying blade 24 to rotate, thereby conveying and screening the coated sand, thereby enhancing the practicality of the device.

[0029] As a preferred embodiment, one end of the conveying cylinder 21 is connected to a connecting cover 25 via a rotating shaft, and a connecting frame 26 is fixedly connected to the bottom of the conveying cylinder 21; further, by providing the connecting cover 25, it is convenient to take out the larger coated sand, making the device more convenient to use.

[0030] As a preferred embodiment, connection holes 27 are evenly spaced inside the connection frame 26, and several groups of connection holes 27 are provided; further, by providing the connection holes 27, the coated sand that meets the size of the connection holes 27 can be dropped into the fixed box 31 during the transportation process, so that the modeling effect is better.

[0031] As a preferred embodiment, an auxiliary component 3 is provided at the bottom of the connecting frame 26, and the auxiliary component 3 includes a fixed box 31, and an electric telescopic rod 33 is fixedly provided at one end inside the fixed box 31, and a push plate 34 is fixedly connected to one end of the electric telescopic rod 33; further, by providing the electric telescopic rod 33, the electric telescopic rod 33 drives the push plate 34 to move, and the coated sand is transported to the inside of the lower sand box 46, which is convenient for molding operations without manual operation, thereby enhancing the practicality of the device.

[0032] As a preferred embodiment, sliders 35 are symmetrically and fixedly connected at both ends of the push plate 34, and slide grooves 32 are symmetrically provided at both ends of the interior of the fixed box 31, and the slide grooves 32 are slidably connected to the sliders 35; further, by providing a slider 35, the slider 35 is embedded in and movably connected to the slide groove 32, thereby improving the stability of the push plate 34 when moving to a certain extent, thereby enhancing the practicality of the device.

[0033] The working process of the utility model is as follows:

[0034] When in use, firstly, a conveying cylinder 21 is arranged at the upper end of the workbench 1, and the coated sand is conveyed from the feeding port at one end of the conveying cylinder 21 to the inside thereof, and the connecting rod 23 is driven to rotate by the driving motor 22, thereby driving the external conveying blade 24 to rotate, so as to convey the coated sand, and the coated sand that meets the size of the connecting hole 27 at the upper end of the connecting frame 26 falls into the fixed box 31, and at the same time, an electric telescopic rod 33 is arranged inside the fixed box 31, and a push plate 34 is fixedly arranged at one end of the electric telescopic rod 33, and sliders 35 are symmetrically and fixedly arranged at both ends of the push plate 34, and the sliders 35 are movably connected to the slide grooves 32 at both ends of the inner wall of the fixed box 31, so that the push plate 3 4, the stability of movement is improved, so that the practicability of the device is enhanced. Secondly, the coated sand is transported to the interior of the lower sand box 46 at one end by the push plate 34, and the lower sand box 46 is located inside the bearing seat 45. A fixing block 47 is arranged at the upper end of the bearing seat 45, and a bolt 48 is threadedly connected inside the fixing block 47. The bolt 48 limits the lower sand box 46, so that its stability is improved. At the same time, a hydraulic cylinder 42 is arranged at the upper end of the fixing frame 41. The hydraulic oil inside the hydraulic cylinder 42 drives the hydraulic rod 43 to move up and down, thereby driving the upper sand box 44 to move up and down for molding operations, making the device more convenient to use and improving the practicability of the device to a certain extent.

[0035] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A vertical automatic molding machine for coated sand, comprising a workbench (1), characterized in that: A shaping component (4) is provided on one side of the workbench (1), and the shaping component (4) comprises a fixing frame (41); A hydraulic cylinder (42) is fixedly arranged at the upper end of the fixed frame (41), a hydraulic rod (43) is sleeved on one side of the hydraulic cylinder (42), one end of the hydraulic rod (43) is fixedly connected to an upper sand box (44), and a bearing seat (45) is opened at the upper end of the workbench (1), a lower sand box (46) is placed inside the bearing seat (45), and a fixing block (47) is fixedly connected to the upper end of the bearing seat (45), a bolt (48) is threadedly connected inside the fixing block (47), and one end of the bolt (48) is closely connected to the lower sand box (46).

2. The vertical automatic molding machine for coated sand according to claim 1, characterized in that: A screening assembly (2) is arranged at the upper end of the workbench (1), and the screening assembly (2) comprises a conveying cylinder (21), one end of the outer side of the conveying cylinder (21) is fixedly connected to a driving motor (22), one side of the driving motor (22) is connected to a connecting rod (23) via an output shaft, and the outer side of the connecting rod (23) is threadedly connected to a conveying blade (24).

3. The vertical automatic molding machine for coated sand according to claim 2, characterized in that: One end of the conveying cylinder (21) is connected to a connecting cover (25) via a rotating shaft, and the bottom of the conveying cylinder (21) is fixedly connected to a connecting frame (26).

4. The vertical automatic molding machine for coated sand according to claim 3, characterized in that: The connection frame (26) is provided with connection holes (27) at equal intervals inside, and the connection holes (27) are provided in a plurality of groups.

5. The vertical automatic molding machine for coated sand according to claim 4, characterized in that: An auxiliary component (3) is arranged at the bottom of the connecting frame (26), and the auxiliary component (3) comprises a fixing box (31), an electric telescopic rod (33) is fixedly arranged at one end inside the fixing box (31), and a push plate (34) is fixedly connected to one end of the electric telescopic rod (33).

6. The vertical automatic molding machine for coated sand according to claim 5, characterized in that: The two ends of the push plate (34) are symmetrically and fixedly connected with a slider (35), and the two ends of the interior of the fixed box (31) are symmetrically provided with a slide groove (32), and the slide groove (32) is slidably connected with the slider (35).

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