Sand box

Abstract

The utility model relates to the technical field of sand casting, in particular to a sand box which comprises a box body mechanism, one side of the box body mechanism is fixedly connected with one side of a lower locking mechanism, one side of the box body mechanism is fixedly connected with one side of an upper locking mechanism, the bottom end of the lower locking mechanism is movably connected with the top end of the upper locking mechanism, and the bottom end of the lower locking mechanism is movably connected with the top end of the upper locking mechanism. A second moving block moves to drive a second limiting opening to move by attaching to the outer wall of a second limiting rod, a second reset spring is extruded while the second moving block moves, planes of a first triangular block and a second triangular block are driven to make contact through resetting of the first reset spring and the second reset spring, and then the lower box body and the upper box body are stabilized; a tool goes deep into a reset groove to stir one side of a second moving block, the second moving block is driven to move, a second triangular block is made to be away from a first triangular block, then the first fixing box and the second fixing box are separated, and workers can conveniently install the lower box body and the upper box body.

Description

Technical Field

[0001] The utility model relates to the technical field of sand casting, in particular to a sand box. Background Art

[0002] Sand casting refers to a casting method that produces castings in sand molds. Steel, iron and most non-ferrous alloy castings can be obtained by sand casting. Since the molding materials used in sand casting are cheap and easy to obtain, and the casting mold is simple to manufacture, it can adapt to the single-piece production, batch production and mass production of castings. For a long time, it has been the basic process in casting production, and a sand box is required to assist in casting.

[0003] The use of the sand box requires the upper and lower box bodies to be formed together. The traditional sand box needs to use bolts to stabilize when combining the two sets of box bodies. The bolt stabilization method requires workers to rotate and tighten the bolts, which makes the box body combination more cumbersome. Secondly, since the sand box body is large, a machine needs to use a chain to lift it. Since today's sand boxes are difficult to stabilize the machine's chain, it is easy to cause the sand box to slip when lifting. Utility Model Content

[0004] The purpose of the present invention is to provide a sand box to solve the problem that the bolt stabilization method proposed in the above background technology requires workers to rotate and tighten the bolts, which makes the box body assembly more cumbersome. Since the current sand box is difficult to stabilize the chain of the machine, it is easy to cause the sand box to slip when it is hoisted. To achieve the above purpose, the present invention provides the following technical solutions: a sand box, including a box body mechanism, one side of the box body mechanism is fixedly connected to one side of the lower locking mechanism, one side of the box body mechanism is fixedly connected to one side of the upper locking mechanism, the bottom end of the lower locking mechanism is movably connected to the top end of the upper locking mechanism, the lower locking mechanism is composed of a first fixed box, a first hollow groove, a first limiting rod, a first moving block, a first limiting opening, a first return spring and a first triangular block, and the upper locking mechanism is composed of a second fixed box, a second hollow groove, a second limiting rod, a second moving block, a second limiting opening, a second return spring, a second triangular block and a return groove.

[0005] One side of the box mechanism is fixedly connected to one end of the stabilizing mechanism, and one end of the stabilizing mechanism is rotatably connected to one end of the adjusting mechanism.

[0006] Preferably, the box mechanism includes a lower box, a positioning groove and an upper box, and a positioning groove is opened inside the lower box, the bottom end of the upper box is fixedly connected to the top end of the positioning rod, and the outer wall of the positioning rod is movably connected to the inner wall of the positioning groove, and the top end of the lower box is movably abutted against the bottom end of the upper box.

[0007] Preferably, one side of the first fixed box is fixedly connected to one side of the lower box body, and a first hollow groove is provided inside the first fixed box, the inner wall of the first hollow groove is fixedly connected to one end of the first limit rod, and the outer wall of the first movable block is movably connected to the inner wall of the first hollow groove, a first limit opening is provided inside the first movable block, and the inner wall of the first limit opening is movably connected to the outer wall of the first limit rod, the top side of the first movable block is fixedly connected to one side of the first triangular block, and the side of the first movable block away from the first triangular block is fixedly connected to one end of the first return spring, and the end of the first return spring away from the first movable block is fixedly connected to the inner wall of the first hollow groove.

[0008] Preferably, one side of the second fixed box is fixedly connected to one side of the upper box body, and a second hollow groove is provided inside the second fixed box, the inner wall of the second hollow groove is fixedly connected to one end of the second limiting rod, and the inner wall of the second hollow groove is movably connected to the outer wall of the second moving block, a second limiting opening is provided inside the second moving block, and the inner wall of the second limiting opening is movably connected to the outer wall of the second limiting rod, one side of the bottom end of the second moving block is fixedly connected to one side of the second triangular block, and the side of the second moving block away from the second triangular block is fixedly connected to one end of the second return spring, one end of the second return spring away from the second moving block is fixedly connected to the inner wall of the second hollow groove, and a return groove is provided on the top of the second fixed box.

[0009] Preferably, the stabilizing mechanism consists of a fixed block, an extension plate, a first stabilizing ring and a fixed rod, and one end of the fixed block is fixedly connected to one side of the lower box body and the upper box body respectively, the bottom end of the fixed block is fixedly connected to the top of the extension plate, and the bottom end of the extension plate is fixedly connected to the top of the first stabilizing ring, and one side of the extension plate is fixedly connected to one end of the fixing rod.

[0010] Preferably, the adjusting mechanism includes a threaded rod, a threaded ring, a threaded groove, a slider, a limiting slide groove and a second stabilizing ring, and a bearing is provided at one end of the threaded rod, one end of the threaded rod is rotatably connected to the other end of the fixed block through the bearing, and a threaded groove is provided inside the threaded ring, the inner wall of the threaded groove is rotatably connected to the outer wall of the threaded rod, and the bottom end of the threaded ring is fixedly connected to the top end of the slider, a limiting slide groove is provided inside the slider, and the bottom end of the slider is fixedly connected to the top end of the second stabilizing ring.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] When the first and second limit switches are engaged, the first and second limit switches are engaged, and the first and second limit switches are engaged, respectively, and the first and second limit switches are engaged, and the first and second limit switches are engaged, respectively, and the first and second limit switches are engaged, respectively, and the first and second limit switches are engaged, respectively, and the first and second limit switches are engaged, respectively, and the first and second limit switches are engaged, respectively, and the first and second limit switches are engaged, respectively, and the first and second limit switches are engaged, respectively, and the

[0013] In the utility model, the chain is placed between the first stabilizing ring and the second stabilizing ring, and the rotating threaded rod drives the threaded ring to move through the threaded groove, thereby driving the limiting slide groove to move along the outer wall of the fixed rod. The movement of the slider drives the second stabilizing ring to move, so that the second stabilizing ring moves toward the first stabilizing ring, and the chain is clamped by the first and second stabilizing rings. The lower box body is placed through the chain, and the upper box body is positioned above the lower box body through the positioning groove and the positioning rod. When the top end of the lower box body contacts the bottom end of the upper box body, it is convenient for the staff to stabilize the lifting chain and reduce the phenomenon of loosening and falling of the lower box body and the upper box body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of the present utility model;

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 It is an exploded view of the utility model;

[0017] Figure 4 This is an exploded view of the lower locking mechanism of the utility model;

[0018] Figure 5 This is a cross-sectional exploded view of the upper locking mechanism of the present invention;

[0019] Figure 6 This is an exploded view of the stabilizing mechanism in the present utility model;

[0020] Figure 7 It is an exploded view of the adjustment mechanism in the utility model.

[0021] In the figure: 1. Box mechanism; 101. Lower box; 102. Positioning slot; 103. Upper box; 104. Positioning rod; 2. Lower locking mechanism; 201. First fixed box; 202. First hollow slot; 203. First limiting rod; 204. First moving block; 205. First limiting opening; 206. First return spring; 207. First triangular block; 3. Upper locking mechanism; 301. Second fixed box; 302. Second hollow slot; 303. Second limiting rod; 304, second moving block; 305, second limiting opening; 306, second return spring; 307, second triangular block; 308, return groove; 4, stabilizing mechanism; 401, fixed block; 402, extension plate; 403, first stabilizing ring; 404, fixed rod; 5, adjusting mechanism; 501, threaded rod; 502, threaded ring; 503, threaded groove; 504, slider; 505, limiting slide groove; 506, second stabilizing ring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technical personnel in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0023] See also Figures 1 to 7 The utility model provides a technical solution: a sand box, including a box body mechanism 1, one side of the box body mechanism 1 is fixedly connected to one side of the lower locking mechanism 2, one side of the box body mechanism 1 is fixedly connected to one side of the upper locking mechanism 3, the bottom end of the lower locking mechanism 2 is movably connected to the top end of the upper locking mechanism 3, the lower locking mechanism 2 is composed of a first fixed box 201, a first hollow groove 202, a first limiting rod 203, a first moving block 204, a first limiting mouth 205, a first return spring 206 and a first triangular block 207, the upper locking mechanism 3 includes a second fixed box 301, a second hollow groove 302, a second limiting rod 303, a second moving block 304, a second limiting mouth 305, a second return spring 306, a second triangular block 307 and a return groove 308.

[0024] One side of the box mechanism 1 is fixedly connected to one end of the stabilizing mechanism 4 , and one end of the stabilizing mechanism 4 is rotatably connected to one end of the adjusting mechanism 5 .

[0025] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7As shown, the box mechanism 1 includes a lower box 101, a positioning groove 102 and an upper box 103, and a positioning groove 102 is opened inside the lower box 101, the bottom end of the upper box 103 is fixedly connected to the top end of the positioning rod 104, and the outer wall of the positioning rod 104 is movably connected to the inner wall of the positioning groove 102, and the top end of the lower box 101 is movably abutted against the bottom end of the upper box 103.

[0026] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7 As shown, one side of the first fixed box 201 is fixedly connected to one side of the lower box body 101, and a first hollow groove 202 is provided inside the first fixed box 201, the inner wall of the first hollow groove 202 is fixedly connected to one end of the first limiting rod 203, and the outer wall of the first moving block 204 is movably connected to the inner wall of the first hollow groove 202, a first limiting opening 205 is provided inside the first moving block 204, and the inner wall of the first limiting opening 205 is movably connected to the outer wall of the first limiting rod 203, and the top side of the first moving block 204 is connected to the first three One side of the corner block 207 is fixedly connected, and the side of the first moving block 204 away from the first triangular block 207 is fixedly connected to one end of the first return spring 206, and the end of the first return spring 206 away from the first moving block 204 is fixedly connected to the inner wall of the first hollow groove 202. The first triangular block 207 drives the first moving block 204 to move, and the movement of the first moving block 204 drives the first limit opening 205 to move along the outer wall of the first limit rod 203. The first moving block 204 moves and squeezes the first return spring 206 at the same time.

[0027] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7As shown, one side of the second fixed box 301 is fixedly connected to one side of the upper box body 103, and a second hollow groove 302 is provided inside the second fixed box 301, the inner wall of the second hollow groove 302 is fixedly connected to one end of the second limiting rod 303, and the inner wall of the second hollow groove 302 is movably connected to the outer wall of the second movable block 304, a second limiting opening 305 is provided inside the second movable block 304, and the inner wall of the second limiting opening 305 is movably connected to the outer wall of the second limiting rod 303, and one side of the bottom end of the second movable block 304 is fixedly connected to one side of the second triangular block 307. The side of the second moving block 304 away from the second triangular block 307 is fixedly connected to one end of the second return spring 306, and the end of the second return spring 306 away from the second moving block 304 is fixedly connected to the inner wall of the second hollow groove 302, and a return groove 308 is provided on the top of the second fixed box 301. The movement of the second triangular block 307 drives the second moving block 304 to move, and the movement of the second moving block 304 drives the second limit opening 305 to move along the outer wall of the second limit rod 303. The movement of the second moving block 304 simultaneously squeezes the second return spring 306.

[0028] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7 As shown, the stabilizing mechanism 4 consists of a fixed block 401, an extension plate 402, a first stabilizing ring 403 and a fixed rod 404, and one end of the fixed block 401 is fixedly connected to one side of the lower box body 101 and the upper box body 103 respectively, the bottom end of the fixed block 401 is fixedly connected to the top of the extension plate 402, and the bottom end of the extension plate 402 is fixedly connected to the top of the first stabilizing ring 403, and one side of the extension plate 402 is fixedly connected to one end of the fixed rod 404, which increases the stability of the chain when it is hoisted.

[0029] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7As shown, the adjustment mechanism 5 includes a threaded rod 501, a threaded ring 502, a threaded groove 503, a slider 504, a limiting sliding groove 505 and a second stabilizing ring 506, and one end of the threaded rod 501 is provided with a bearing, and one end of the threaded rod 501 is rotatably connected to the other end of the fixed block 401 through the bearing, and a threaded groove 503 is provided inside the threaded ring 502, and the inner wall of the threaded groove 503 is rotatably connected to the outer wall of the threaded rod 501, and the bottom end of the threaded ring 502 is fixedly connected to the top of the slider 504, and a limiting sliding groove 505 is provided inside the slider 504, and the bottom end of the slider 504 is fixedly connected to the top of the second stabilizing ring 506. The movement of the slider 504 drives the second stabilizing ring 506 to move, so that the second stabilizing ring 506 moves toward the first stabilizing ring 403, and the chain is clamped by the first stabilizing ring 403 and the second stabilizing ring 506.

[0030] The use method and advantages of this utility model: When the sand box is working, the working process is as follows:

[0031] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7As shown, the chain is placed between the first stabilizing ring 403 and the second stabilizing ring 506, and the rotating threaded rod 501 drives the threaded ring 502 to move through the thread groove 503, thereby driving the limiting sliding groove 505 to move along the outer wall of the fixed rod 404, and the movement of the slider 504 drives the second stabilizing ring 506 to move, so that the second stabilizing ring 506 moves toward the first stabilizing ring 403, and the chain is clamped by the first stabilizing ring 403 and the second stabilizing ring 506, and the lower box body 101 is placed through the chain. At the same time, the upper box body 103 is positioned above the lower box body 101 through the positioning groove 102 and the positioning rod 104. When the top end of the lower box body 101 contacts the bottom end of the upper box body 103, the first triangular block 207 and the second triangular block 307 contact each other, and the first triangular block 207 drives the first moving block 204 to move, and the movement of the first moving block 204 drives the first limiting opening 205 to attach to When the cam 310 is in the closed position, the first and second stop blocks 307 are in the closed position, and the second stop block 307 is in the closed position, so that the cam 310 is in the closed position and the stop block 307 is in the closed position.

[0032] The above shows and describes the basic principles, main features, and advantages of the present invention. Persons skilled in the art should understand that the present invention is not limited to the above-described embodiments. The above-described embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A sand box, comprising a box body (1), characterized in that: One side of the box mechanism (1) is fixedly connected to one side of the lower locking mechanism (2), one side of the box mechanism (1) is fixedly connected to one side of the upper locking mechanism (3), the bottom end of the lower locking mechanism (2) is movably connected to the top end of the upper locking mechanism (3), the lower locking mechanism (2) is composed of a first fixed box (201), a first hollow groove (202), a first limiting rod (203), a first moving block (204), a first limiting opening (205), a first return spring (206) and a first triangular block (207), and the upper locking mechanism (3) is composed of a second fixed box (301), a second hollow groove (302), a second limiting rod (303), a second moving block (304), a second limiting opening (305), a second return spring (306), a second triangular block (307) and a return groove (308); One side of the box mechanism (1) is fixedly connected to one end of the stabilizing mechanism (4), and one end of the stabilizing mechanism (4) is rotatably connected to one end of the adjusting mechanism (5).

2. A flask according to claim 1, characterized in that: The box mechanism (1) comprises a lower box (101), a positioning groove (102) and an upper box (103), wherein the lower box (101) is provided with a positioning groove (102), the bottom end of the upper box (103) is fixedly connected to the top end of a positioning rod (104), and the outer wall of the positioning rod (104) is movably connected to the inner wall of the positioning groove (102), and the top end of the lower box (101) is movably abutted against the bottom end of the upper box (103).

3. A flask according to claim 2, characterized in that: One side of the first fixed box (201) is fixedly connected to one side of the lower box body (101), and a first hollow groove (202) is provided inside the first fixed box (201), the inner wall of the first hollow groove (202) is fixedly connected to one end of the first limiting rod (203), and the outer wall of the first moving block (204) is movably connected to the inner wall of the first hollow groove (202), a first limiting opening (205) is provided inside the first moving block (204), and the inner wall of the first limiting opening (205) is movably connected to the outer wall of the first limiting rod (203), one side of the top of the first moving block (204) is fixedly connected to one side of the first triangular block (207), and the side of the first moving block (204) away from the first triangular block (207) is fixedly connected to one end of the first return spring (206), and the end of the first return spring (206) away from the first moving block (204) is fixedly connected to the inner wall of the first hollow groove (202).

4. A flask according to claim 3, characterized in that: One side of the second fixed box (301) is fixedly connected to one side of the upper box body (103), and a second hollow groove (302) is provided inside the second fixed box (301), the inner wall of the second hollow groove (302) is fixedly connected to one end of the second limiting rod (303), and the inner wall of the second hollow groove (302) is movably connected to the outer wall of the second moving block (304), and a second limiting opening (305) is provided inside the second moving block (304), and the inner wall of the second limiting opening (305) is movably connected to the outer wall of the second moving block (304). The outer walls of the two limiting rods (303) are movably connected, one side of the bottom end of the second moving block (304) is fixedly connected to one side of the second triangular block (307), and the side of the second moving block (304) away from the second triangular block (307) is fixedly connected to one end of the second return spring (306), the end of the second return spring (306) away from the second moving block (304) is fixedly connected to the inner wall of the second hollow groove (302), and a return groove (308) is provided on the top of the second fixed box (301).

5. A flask according to claim 2, characterized in that: The stabilizing mechanism (4) is composed of a fixed block (401), an extension plate (402), a first stabilizing ring (403) and a fixing rod (404), and one end of the fixed block (401) is fixedly connected to one side of the lower box (101) and the upper box (103), respectively; the bottom end of the fixed block (401) is fixedly connected to the top end of the extension plate (402), and the bottom end of the extension plate (402) is fixedly connected to the top end of the first stabilizing ring (403); and one side of the extension plate (402) is fixedly connected to one end of the fixing rod (404).

6. A flask according to claim 5, characterized in that: The adjusting mechanism (5) comprises a threaded rod (501), a threaded ring (502), a threaded groove (503), a slider (504), a limiting sliding groove (505) and a second stabilizing ring (506), and one end of the threaded rod (501) is provided with a bearing, and one end of the threaded rod (501) is rotatably connected to the other end of the fixed block (401) through the bearing, and a threaded groove (503) is provided inside the threaded ring (502), and the inner wall of the threaded groove (503) is rotatably connected to the outer wall of the threaded rod (501), and the bottom end of the threaded ring (502) is fixedly connected to the top end of the slider (504), and the inside of the slider (504) is provided with a limiting sliding groove (505), and the bottom end of the slider (504) is fixedly connected to the top end of the second stabilizing ring (506).

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