Split mounting type random molding sand box

Abstract

The utility model discloses a split mounting type random molding sand box, and relates to the technical field of casting. Comprising a first vertical plate and a second vertical plate, a first connecting screw rod is in threaded connection between the first vertical plate and the second vertical plate, and the two ends of the first connecting screw rod are in threaded connection with second connecting nuts; fixing grooves are formed in the upper side and the lower side of the outer side wall of each first vertical plate, and the fixing grooves located in the upper sides of the outer side walls of the first vertical plates are rotationally connected with second connecting screw rods which can be rotationally inserted into the fixing grooves of the adjacent first vertical plates. And the second connecting screw rod is in threaded connection with a first connecting nut for fixing the upper and lower adjacent first vertical plates. Every two adjacent first vertical plates are rotationally connected through the corresponding second connecting screw rod, the first vertical plates and the second vertical plates are connected through the corresponding first connecting screw rods, and therefore the sand box can be cast. The first vertical plate and the second vertical plate can be combined and connected according to the length of a casting workpiece and can be reused.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of casting, in particular to a spliced sand box. BACKGROUND

[0002] The sand box is an indispensable process equipment in the casting process, mainly used for supporting and containing the sand mold, and ensuring the stability and accuracy of the casting during pouring and solidification. It is usually made of solid materials such as metal or wood, has a rigid frame structure, and can resist various forces and heat effects generated during casting. In the casting process, the sand box plays a key supporting and positioning role, and is one of the important factors to ensure the quality of the casting.

[0003] The traditional casting sand box needs to be made in a corresponding size for different sizes of casting workpieces. However, the sizes of the casting workpieces are generally different, so the number of custom-made sand boxes is large, and the sand box is an integrated box structure and cannot be reused. CONTENT OF THE INVENTION

[0004] The purpose of the application is to provide a spliced sand box to improve the problem of non-reusability.

[0005] The spliced sand box provided by the application adopts the following technical scheme:

[0006] A spliced sand box, comprising a first vertical plate and a second vertical plate, a first connecting screw is threadedly connected between the first vertical plate and the second vertical plate, and second connecting nuts are threadedly connected to both ends of the first connecting screw; a fixing groove is arranged on the upper and lower sides of the outer side wall of each first vertical plate, a second connecting screw that can be inserted into the fixing groove of the adjacent first vertical plate by rotating is rotationally connected to the fixing groove on the upper side of the outer side wall of the first vertical plate, and a first connecting nut for fixing the adjacent first vertical plates is threadedly connected to the second connecting screw.

[0007] By adopting the above technical scheme, the first vertical plate and the second vertical plate are connected by the first connecting screw, and the sand box is formed. When a longer casting workpiece needs to be cast, the second connecting screw and the first connecting nut are used to connect the adjacent two first vertical plates, and the second vertical plate is added between the two parallel first vertical plates, so that the length of the casting sand box is increased, and the casting of the longer casting workpiece is facilitated. The first vertical plate and the second vertical plate can be combined and connected according to the length of the casting workpiece, and can be reused. When the casting workpiece is completed and needs to be disassembled, the worker only needs to loosen the first connecting nut to separate the adjacent two first vertical plates.

[0008] Optionally, a plurality of driving rods are arranged on the outer side wall of the first connecting nut.

[0009] By adopting the technical scheme, the first connecting nut is not needed to be pinched by the staff without using tools, and the first connecting nut can be rotated by using the driving rods, and the sand box is also convenient to disassemble.

[0010] Optionally, the driving rod comprises a connecting rod connected with the first connecting nut and a connecting pipe sleeved on the connecting rod.

[0011] By adopting the technical scheme, the driving rod comprises the connecting pipe and the connecting rod, the connecting rod is connected with the first connecting nut, and the connecting pipe is sleeved on the connecting rod, so that the driving rod can be telescopic, the first connecting nut can pass through when the place where the first connecting nut passes through is narrow.

[0012] Optionally, one end of the connecting rod inside the connecting pipe is provided with a magnetic member magnetically attracted to the connecting pipe.

[0013] By adopting the technical scheme, the magnetic member magnetically attracted to the connecting pipe is arranged at one end of the connecting rod inside the connecting pipe, so that the connecting pipe can be fixed and is not easy to fall off.

[0014] Optionally, one end of the first vertical plate is provided with a plurality of positioning holes, and the other end of the first vertical plate is provided with a plurality of protruding blocks, and the positioning hole of the first vertical plate is matched with the protruding block of the adjacent first vertical plate.

[0015] By adopting the technical scheme, one end of the first vertical plate is provided with a plurality of positioning holes, and the other end of the first vertical plate is provided with a plurality of protruding blocks, so that when the adjacent two first vertical plates are connected together, the positioning hole of the first vertical plate is matched with the corresponding protruding block of the adjacent first vertical plate, the positioning hole of the two vertical plates is positioned, the stability of the adjacent two first vertical plates is increased, and the like.

[0016] Optionally, the two ends of the first connecting screw rod are threadedly connected with third connecting nuts, and the second connecting nut and the third connecting nut are abutted along the axial direction of the first connecting screw rod.

[0017] By adopting the technical scheme, the two ends of the first connecting screw rod are threadedly connected with the third connecting nuts, so that the second connecting nut is prevented from loosening during the casting of the workpiece, and the quality of the cast workpiece is affected.

[0018] Optionally, the outer side wall of the second vertical plate is provided with a lifting lug.

[0019] By adopting the technical scheme, the design of the lifting lug can facilitate the staff to carry and move the sand box.

[0020] Optionally, the first vertical plate outer side wall is provided with mutually intersecting reinforcing ribs.

[0021] By adopting the above technical scheme, the reinforcing ribs are added to the first vertical plate outer side wall, the load bearing capacity of the sand box is enhanced, and the sand box exhibits higher stability and durability when facing various loads.

[0022] To sum up, the present application has at least one of the following beneficial technical effects of the assembled sand box:

[0023] 1. The first connecting screw is used to connect the first vertical plate and the second vertical plate, so as to form the sand box. When a longer casting workpiece needs to be cast, the second connecting screw and the first connecting nut are used to connect the two adjacent first vertical plates, and the second vertical plate is added between the two parallel first vertical plates, so as to increase the length of the casting sand box, facilitate the casting of the longer casting workpiece, and realize the combination and connection of the first vertical plate and the second vertical plate according to the length of the casting workpiece.

[0024] 2. The first vertical plate is provided with a plurality of positioning holes at one end, and a plurality of protruding blocks at the other end. When the two adjacent first vertical plates are connected together, the first vertical plate positioning hole and the corresponding positioning block of the adjacent vertical plate are first matched together, so as to position the two vertical plate positioning holes and increase the stability of the two adjacent first vertical plates.

[0025] 3. The design of the lifting lug can facilitate the carrying and moving of the sand box by the workers. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a schematic diagram of the overall structure of the assembled sand box in the embodiment of the present application.

[0027] Figure 2 is Figure 1 is an enlarged view of A in

[0028] Figure 3 is a position relationship diagram of the assembled sand box in the embodiment of the present application, which shows the position relationship between the shaft and the second connecting screw.

[0029] Figure 4 is a position relationship diagram of the assembled sand box in the embodiment of the present application, which shows the position relationship between the connecting pipe, the connecting rod and the magnetic part.

[0030] Figure 5 is a position relationship diagram of the assembled sand box in the embodiment of the present application, which shows the position relationship between the positioning hole and the protruding block.

[0031] In the figure, 1, the first vertical plate; 11, the fixed groove; 12, the second connecting screw; 13, the shaft; 14, the first connecting nut; 15, the positioning hole; 151, the convex block; 2, the second vertical plate; 3, the first connecting screw; 31, the second connecting nut; 32, the third connecting nut; 4, the lifting lug; 5, the reinforcing rib; 6, the driving rod; 61, the connecting pipe; 62, the connecting rod; 63, the magnetic part. DETAILED DESCRIPTION

[0032] The following description will be made in conjunction with the accompanying drawings Figure 1 - the accompanying drawings Figure 5 , the present application will be further described in detail.

[0033] A kind of assembled type sand box, referring to Figure 1 , Figure 2 , including first vertical plate 1, second vertical plate 2, first vertical plate 1 and second vertical plate 2 are provided with first connecting screw 3, the two ends of first connecting screw 3 are threadedly connected with second connecting nut 31, so that first vertical plate 1 and second vertical plate 2 are connected more firmly, the two ends of first connecting screw 3 are threadedly connected with third connecting nut 32, second connecting nut 31 and third connecting nut 32 are in contact along the axial direction of first connecting screw 3, prevent the loosening of second connecting nut 31, third connecting nut 32 play the role of strengthening.

[0034] Referring to Figure 1 , Figure 3 , each first vertical plate 1 outer side wall is provided with fixed groove 11 on the upper and lower sides, and the fixed groove 11 is u-shaped. The fixed groove 11 on the upper side of the outer side wall of the first vertical plate 1 is rotatably connected with the second connecting screw 12 which can be inserted into the fixed groove 11 of the adjacent first vertical plate 1 by rotating. The fixed groove 11 on the upper side of the outer side wall of the first vertical plate 1 is provided with a shaft 13 which is welded in the fixed groove 11, and the second connecting screw 12 is sleeved on the shaft 13, so that the second connecting screw 12 can rotate around the shaft 13. The second connecting screw 12 is threadedly connected with the first connecting nut 14 for fixing the upper and lower adjacent first vertical plate 1. When the casting workpiece is finished and needs to be disassembled, the first connecting nut 14 is loosened, and the second connecting screw 12 can come out of the fixed groove 11, so that the disassembly efficiency is high.

[0035] Referring to Figure 1 , Figure 5 , the first vertical plate 1 is provided with a plurality of positioning holes 15 at one end, and a plurality of convex blocks 151 are provided at the other end, and the positioning holes 15 of the first vertical plate 1 are matched with the convex blocks 151 of the adjacent first vertical plate 1. When the adjacent two first vertical plates 1 are connected together, the first vertical plate 1 positioning hole 15 can be matched with the convex block 151 corresponding to the adjacent other vertical plate first, which plays a positioning role in connecting the fixed grooves 11 of the adjacent two first vertical plates 1.

[0036] Reference Figure 1 The outer side wall of the second vertical plate 2 is provided with a lifting lug 4 welded on the outer side wall of the second vertical plate 2, so that the sand box can be carried and moved. The outer side wall of the first vertical plate 1 is provided with mutually intersecting reinforcing ribs 5 welded on the first vertical plate 1, so that the load bearing capacity of the sand box can be enhanced, and the sand box can exhibit higher stability and durability when facing various loads.

[0037] Reference Figure 4 The outer side wall of the first connecting nut 14 is provided with a plurality of driving rods 6, each of which comprises a connecting rod 62 connected with the first connecting nut 14 and a connecting pipe 61 sleeved on the connecting rod 62. The connecting rod 62 is welded on the first connecting nut 14, so that the first connecting nut 14 can be rotated by the driving rod 6 without the need of tools for the staff to pinch the first connecting nut 14. The connecting pipe 61 is sleeved on the connecting rod 62, so that the driving rod 6 can be telescopic. When the first connecting nut 14 passes through a narrow place, the driving rod 6 can be retracted, and the first connecting nut 14 can pass through. The connecting rod 62 is provided at one end inside the connecting pipe 61 with a magnetic member 63 magnetically attracted to the inner side wall of the connecting pipe 61. The magnetic member 63 is a magnet, and the magnetic member 63 and the one end of the connecting rod 62 inside the connecting pipe 61 are welded together.

[0038] The implementation principle of the embodiment of the present application is that the staff connects the first vertical plate 1 and the second vertical plate 2 through the first connecting screw 3, pinches the second connecting nut 31 and the third connecting nut 32. The positioning hole 15 of the first vertical plate 1 is stacked together with the protruding block 151 of the next adjacent second vertical plate 2, and the protruding block 151 is placed in the positioning hole 15. When the positioning hole 15 and the protruding block 151 are matched together, the fixing groove 11 is in the same extension direction, the second connecting screw 12 passes through the fixing groove 11, and the first connecting nut 14 is pinched. When a longer casting is needed, only the first vertical plate 1 and the second vertical plate 2 need to be added, the first vertical plate 1 is connected with the added first vertical plate 1 through the first connecting screw 3, and the second vertical plate 2 is connected with the added second vertical plate 2 through the second connecting screw 12 and the first connecting nut 14. The first vertical plate 1 and the second vertical plate 2 can be connected according to the length of the cast workpiece, and can be reused.

[0039] The embodiments of the specific implementation are the preferred embodiments of the present application, and are not limited to the protection scope of the present application. The same parts are indicated by the same reference numerals. Therefore, equivalent changes made according to the structure, shape and principle of the present application should be covered by the protection scope of the present application.

Claims

1. A sectional sand box comprising a first vertical panel (1) and a second vertical panel (2), characterized in that: The first vertical plate (1) and the second vertical plate (2) are threadedly connected with a first connecting screw rod (3), and the two ends of the first connecting screw rod (3) are threadedly connected with a second connecting nut (31); each of the first vertical plate (1) is provided with a fixed groove (11) on the upper and lower sides of the outer side wall, and the fixed groove (11) on the upper side of the outer side wall of the first vertical plate (1) is rotatably connected with a second connecting screw rod (12) which can be inserted into the fixed groove (11) of the adjacent first vertical plate (1) by rotating, and the second connecting screw rod (12) is threadedly connected with a first connecting nut (14) for fixing the adjacent first vertical plate (1) upward and downward.

2. The modular sand box of claim 1, wherein: The outer side wall of the first connecting nut (14) is provided with a plurality of driving rods (6).

3. The modular sand box of claim 2, wherein: The driving rod (6) comprises a connecting rod (62) connected with the first connecting nut (14) and a connecting pipe (61) sleeved on the connecting rod (62).

4. The modular sand box of claim 3, wherein: One end of the connecting rod (62) located inside the connecting pipe (61) is provided with a magnetic member (63) magnetically attracted to the connecting pipe (61).

5. The modular sand box of claim 1, wherein: The upper end surface of the first vertical plate (1) is provided with a plurality of positioning holes (15), and the lower end surface of the first vertical plate (1) is provided with a plurality of protruding blocks (151), and the positioning hole (15) of the first vertical plate (1) is matched with the protruding block (151) of the adjacent first vertical plate (1).

6. The modular sand box of claim 1, wherein: The two ends of the first connecting screw rod (3) are threadedly connected with a third connecting nut (32), and the second connecting nut (31) and the third connecting nut (32) are in contact along the axial direction of the first connecting screw rod (3).

7. The modular sand box of claim 1, wherein: The outer side wall of the second vertical plate (2) is provided with a lifting lug (4).

8. The modular sand box of claim 1, wherein: The outer side wall of the first vertical plate (1) is provided with mutually intersecting reinforcing ribs (5).

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