Molding sand mold box

Abstract

The utility model discloses a molding sand mold box, which belongs to the technical field of molding sand mold boxes and comprises a lower box body, an upper box body is arranged on the upper side of the lower box body, hanging lugs are arranged at two ends of the lower box body and the upper box body, grooves are arranged at two ends in the lower box body and the upper box body, box ribs are arranged in the lower box body and the upper box body, and the box ribs are arranged in the lower box body and the upper box body. Through the arrangement of the connecting assembly, when the upper box body is placed on the lower box body for use, the pull plate is pulled to drive the sliding rod and the limiting plate to slide in the fixing cylinder, the spring is compressed, then the upper box body is placed on the lower box body, the inserting plates on the two sides of the lower end of the upper box body are inserted into the inserting grooves in the upper end of the lower box body, and the pull plate is loosened; the spring elastically stretches to push one end of the sliding rod to enter the clamping hole of the inserting plate, the effect of limiting and fixing the inserting plate and the upper box body is achieved, the upper box body and the lower box body can be connected and fixed by arranging the connecting assembly, and the situation that the upper box body and the lower box body are prone to displacement, and normal use is affected is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the sand mold box technical field, concretely relates to a sand mold box. BACKGROUND

[0002] Sand in foundry is used to make the material of the model. Sand is generally made of foundry sand, sand binder and auxiliary materials such as modeling materials according to a certain proportion. Sand can be divided into clay sand, water glass sand, cement sand, resin sand and so on according to the binder used. The most commonly used are clay sand, water glass sand and resin sand.

[0003] Chinese patent application No. 2014200257016 discloses a casting molding sand box, relating to the field of foundry technology, characterized in that: it comprises an upper box body and a lower box body, the upper and lower parts of the upper box body and the lower box body are transparent, the bottom sides of the upper box body and the lower box body are provided with box ribs, the outer shape of the box rib is in the shape of a cross, and the inner surfaces of the upper box body and the lower box body are uniformly provided with grooves or ribs. The utility model has the advantages of simple and reasonable structure, convenient use, difficulty in sand dropping and box collapsing, and is beneficial to improving product quality and reducing waste product generation.

[0004] The upper box body and the lower box body in the above disclosed patent do not have the function of connection and fixation, and the connection stability of the upper box body and the lower box body is poor. Meanwhile, the lower box body is prone to displacement and shaking during use of the original upper box body and lower box body, and the practicability is poor. UTILITY MODEL CONTENT

[0005] To solve the problems in the above background art, the utility model provides a sand mold box, which has the characteristics of connection and fixation between the upper box body and the lower box body.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a sand mold box, comprising a lower box body, wherein the upper side of the lower box body is provided with an upper box body, both ends of the lower box body and the upper box body are provided with hanging ears, both ends of the interior of the lower box body and the upper box body are provided with grooves, the interior of the lower box body and the upper box body is provided with a box rib, both ends of the lower box body are provided with supports, and a connecting assembly is arranged between the lower box body and the upper box body.

[0007] The connecting assembly comprises a fixing cylinder, an insertion plate, a clamping hole, an insertion slot, a sliding rod, a pull plate, a limiting plate, a spring and a limiting assembly, wherein both sides of the lower end of the upper box body are provided with the insertion plate, both sides of the upper end of the lower box body are provided with the insertion slot corresponding to the insertion plate, both ends of the lower box body are provided with two fixing cylinders corresponding to the insertion slot, the fixing cylinder is provided with the sliding rod, one end of the sliding rod is provided with the pull plate, the surface of the sliding rod is provided with the limiting plate, the outer side of the sliding rod between the limiting plate and the fixing cylinder is provided with the spring, the insertion plate is provided with the clamping hole corresponding to the sliding rod, and both ends of the lower box body are provided with the limiting assembly corresponding to the pull plate.

[0008] Preferably, the limiting assembly comprises a rotating shaft, a rotating plate, a push plate and a through slot, wherein the rotating shaft is arranged at the position corresponding to the pull plate at the two ends of the lower box body, the other end of the rotating shaft is provided with the rotating plate, one end of the rotating plate is provided with the push plate, and the through slot corresponding to the rotating plate is arranged in the pull plate.

[0009] Preferably, the sliding hole corresponding to the sliding rod is arranged in the fixing cylinder and the lower box body, and the side edge of the plug plate is tightly attached to the inner wall of the plug groove after the plug plate enters the plug groove.

[0010] Preferably, the rotating shaft and the lower box body are connected through damping rotation, and the push plate and the rotating plate and the rotating plate and the rotating shaft are connected through spot welding.

[0011] Preferably, the lower box body is provided with a horizontal plate at the middle position of the two ends, the horizontal plate is provided with a screw rod, the upper end of the screw rod is provided with a knob, the lower end of the screw rod is provided with a moving plate, and the lower end of the moving plate is provided with a plurality of tapered rods.

[0012] Preferably, the screw rod and the moving plate are provided with a bearing rotating seat, the side edge of the moving plate is tightly attached to the side edge of the lower box body, and the horizontal plate is provided with a threaded hole corresponding to the screw rod.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、The utility model discloses a connecting assembly is set up, when the upper box body is placed to the lower box body and uses, pull plate drives the sliding rod and the limiting plate to slide in the fixed cylinder, and the spring is compressed, then again place the upper box body to the lower box body, the plug plate of the two sides of the lower end of the upper box body is inserted into the plug groove of the upper end of the lower box body, and the spring is released, and the sliding rod one end enters the card hole of the plug plate, reach the effect of limiting and fixing the plug plate and the upper box body, through setting up the connecting assembly, the upper box body and the lower box body can be connected and fixed, avoid the upper box body and the lower box body between easy occurrence displacement influence normal use.

[0015] 2、The utility model discloses a tapered rod is set up, when the lower box body uses, through the knob rotation screw rod moves in the horizontal plate, and the screw rod rotation pushes down the moving plate and moves, and the moving plate moves and makes the lower end a plurality of tapered rods insert into the ground, thereby to the effect of limiting and fixing the lower box body, through setting up the tapered rod, the lower box body can be limited and fixed, avoid the lower box body and use the displacement and shake. DRAWINGS

[0016] Figure 1 It is the perspective view of the utility model;

[0017] Figure 2 It is the sectional view of the fixed cylinder of the utility model;

[0018] Figure 3 It is the utility model Figure 2 A enlarged view of the place.

[0019] Fig. 1, lower box; 2, connecting assembly; 21, fixed cylinder; 22, plugboard; 23, card hole; 24, slot; 25, sliding rod; 26, pull plate; 27, limiting plate; 28, spring; 29, limiting assembly; 291, rotating shaft; 292, rotating plate; 293, push plate; 294, through slot; 3, support; 4, ear; 5, cross plate; 6, upper box; 7, box rib; 8, recess; 9, screw; 10, knob; 11, moving plate; 12, conical rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] Please refer to Figures 1-3 The utility model provides the following technical scheme: a molding sand mold box, including lower box 1, the upside of lower box 1 is provided with upper box 6, and both ends of lower box 1 and upper box 6 are provided with ear 4, both ends inside lower box 1 and upper box 6 are provided with recess 8, and the inside of lower box 1 and upper box 6 is provided with box rib 7, both ends of lower box 1 are provided with support 3, and connecting assembly 2 is arranged between lower box 1 and upper box 6.

[0023] Connecting assembly 2 includes fixed cylinder 21, plugboard 22, card hole 23, slot 24, sliding rod 25, pull plate 26, limiting plate 27, spring 28 and limiting assembly 29, wherein the both sides of the lower end of upper box 6 are provided with plugboard 22, the both sides of the upper end of lower box 1 are provided with slot 24 corresponding to plugboard 22, both ends of lower box 1 are provided with two fixed cylinders 21 corresponding to slot 24, sliding rod 25 is arranged in fixed cylinder 21, one end of sliding rod 25 is provided with pull plate 26, the surface of sliding rod 25 is provided with limiting plate 27, spring 28 is arranged outside sliding rod 25 between limiting plate 27 and fixed cylinder 21, card hole 23 corresponding to sliding rod 25 is arranged in plugboard 22, and limiting assembly 29 is arranged at the position corresponding to pull plate 26 at both ends of lower box 1.

[0024] Specifically, limiting assembly 29 includes rotating shaft 291, rotating plate 292, push plate 293 and through slot 294, wherein rotating shaft 291 is arranged at the position corresponding to pull plate 26 at both ends of lower box 1, rotating plate 292 is arranged at the other end of rotating shaft 291, push plate 293 is arranged at one end of rotating plate 292, and through slot 294 corresponding to rotating plate 292 is arranged in pull plate 26.

[0025] By adopting the technical scheme, the pull plate 26 passes through the through slot 294 when resetting, and the rotating plate 292 is rotated on the lower box body 1 through the rotating shaft 291 when the pull plate 26 is not pulled, and the rotating plate 292 is limited when rotating to the vertical state, thereby avoiding mispulling of the pull plate 26.

[0026] Specifically, the fixed cylinder 21 and the lower box body 1 are both provided with sliding holes corresponding to the sliding rod 25, and the side edge of the plug plate 22 is tightly attached to the inner wall of the insertion slot 24 after the plug plate 22 enters the insertion slot 24.

[0027] By adopting the technical scheme, the sliding rod 25 can slide in the fixed cylinder 21 and the lower box body 1, and the plug plate 22 is more stable in the insertion slot 24 after entering the insertion slot 24.

[0028] Specifically, the rotating shaft 291 is connected to the lower box body 1 through damping rotation, and the rotating plate 292 and the rotating shaft 291 are both welded through spot welding.

[0029] By adopting the technical scheme, the rotating shaft 291 will not rotate on the lower box body 1, and the rotating plate 292 and the rotating shaft 291 are more firmly connected through spot welding.

[0030] When the sand mold box is used, the device is installed at a suitable position, the upper box body 6 is placed on the lower box body 1 for use, the pull plate 26 is pulled to drive the sliding rod 25 and the limiting plate 27 to slide in the fixed cylinder 21, the spring 28 is compressed, then the upper box body 6 is placed on the lower box body 1, the plug plate 22 at the lower end of the upper box body 6 is inserted into the insertion slot 24 at the upper end of the lower box body 1, the pull plate 26 is released, the spring 28 is extended to drive one end of the sliding rod 25 to enter the clamping hole 23 of the plug plate 22, thereby achieving the effect of limiting and fixing the plug plate 22 and the upper box body 6, the connecting assembly 2 is arranged to connect and fix the upper box body 6 and the lower box body 1, thereby avoiding displacement between the upper box body 6 and the lower box body 1 to affect normal use, the limiting assembly 29 is arranged, the pull plate 26 passes through the rotating plate 292 through the through slot 294 when resetting, the rotating plate 292 is rotated on the lower box body 1 through the rotating shaft 291 when the pull plate 26 is not pulled, and the rotating plate 292 is limited when rotating to the vertical state, thereby avoiding mispulling of the pull plate 26.

[0031] Embodiment 2

[0032] The embodiment differs from embodiment 1 in that a cross plate 5 is arranged at the middle position of the two ends of the lower box body 1, a screw rod 9 is arranged in the cross plate 5, a knob 10 is arranged at the upper end of the screw rod 9, a moving plate 11 is arranged at the lower end of the screw rod 9, and a plurality of tapered rods 12 are arranged at the lower end of the moving plate 11.

[0033] By adopting the above technical scheme, when the lower box body 1 is used, the screw rod 9 is moved in the cross plate 5 by rotating the knob 10, the moving plate 11 is moved downward by rotating the screw rod 9, and the plurality of tapered rods 12 at the lower end are inserted into the ground by moving the moving plate 11, so that the lower box body 1 is limited and fixed, the lower box body 1 is limited and fixed by arranging the tapered rods 12, and displacement and shaking of the lower box body 1 during use are avoided.

[0034] Specifically, a bearing rotating seat is arranged between the screw rod 9 and the moving plate 11, the side edge of the moving plate 11 is close to the side edge of the lower box body 1, and a threaded hole corresponding to the screw rod 9 is arranged in the cross plate 5.

[0035] By adopting the above technical scheme, the screw rod 9 can rotate on the moving plate 11, the moving plate 11 can be moved by rotating the screw rod 9, and the moving plate 11 will not rotate with the screw rod 9.

[0036] When the embodiment is used, the screw rod 9 is moved in the cross plate 5 by rotating the knob 10, the moving plate 11 is moved downward by rotating the screw rod 9, and the plurality of tapered rods 12 at the lower end are inserted into the ground by moving the moving plate 11, so that the lower box body 1 is limited and fixed, the lower box body 1 is limited and fixed by arranging the tapered rods 12, and displacement and shaking of the lower box body 1 during use are avoided.

[0037] The structure and working principle of the lower box body 1, the support 3, the ear 4, the upper box body 6, the box rib 7 and the groove 8 in the utility model have been disclosed in a foundry molding sand box with Chinese patent application No.

[0038] The utility model discloses a working principle and use flow: sand mould box uses, install the device in suitable position, through setting up connecting assembly 2, when using, pull plate 26 drives slide rod 25 and spacing board 27 to slide in fixed cylinder 21, spring 28 is compressed, then again place upper box body 6 to lower box body 1, the plug -in board 22 of upper box body 6 lower end both sides inserts the slot 24 of lower box body 1 upper end, loosen pull plate 26, spring 28 elastic extension promotes slide rod 25 one end to enter the clamping hole 23 of plug -in board 22, reach the effect of limiting and fixing to plug -in board 22 and upper box body 6, through setting up connecting assembly 2, can be connected between upper box body 6 and lower box body 1 and fixed, avoid the displacement between upper box body 6 and lower box body 1 and easily occur and influence normal use, through setting up spacing assembly 29, when pull plate 26 resets, through through -slot 294 passes through rotation plate 292, when not needing to pull pull plate 26, through the lever 293 of stirring rotation plate 292, rotation plate 292 rotates on lower box body 1 through pivot 291, and rotation plate 292 can be limited to pull plate 26 after rotating to vertical state, avoid the mistake of pull plate 26, through setting up taper rod 12, when using lower box body 1, through knob 10 rotates screw rod 9 and moves in horizontal plate 5, and screw rod 9 rotates and promotes moving plate 11 and moves downwards, and moving plate 11 moves and makes several taper rods 12 of lower end insert the ground, thereby the effect of limiting and fixing to lower box body 1, through setting up taper rod 12, can be limited to lower box body 1 and fixed, avoid the displacement of lower box body 1 and to shake when using.

[0039] Although the embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A sand mould box comprising a lower box body, characterised in that: The upper side of the lower box body is provided with an upper box body, both ends of the lower box body and the upper box body are provided with hanging ears, both ends of the inside of the lower box body and the upper box body are provided with grooves, the inside of the lower box body and the upper box body are provided with box ribs, both ends of the lower box body are provided with supports, and a connecting assembly is arranged between the lower box body and the upper box body; The connecting assembly comprises a fixing cylinder, an insertion plate, a clamping hole, an insertion slot, a sliding rod, a pulling plate, a limiting plate, a spring and a limiting assembly, wherein both sides of the lower end of the upper box body are provided with the insertion plate, both sides of the upper end of the lower box body are provided with the insertion slot corresponding to the insertion plate, both ends of the lower box body are provided with two fixing cylinders corresponding to the insertion slot, the fixing cylinder is provided with the sliding rod, one end of the sliding rod is provided with the pulling plate, the surface of the sliding rod is provided with the limiting plate, the outer side of the sliding rod between the limiting plate and the fixing cylinder is provided with the spring, the insertion plate is provided with the clamping hole corresponding to the sliding rod, and both ends of the lower box body are provided with the limiting assembly corresponding to the pulling plate.

2. A sand mould box according to claim 1, characterised in that: The limiting assembly comprises a rotating shaft, a rotating plate, a pushing plate and a through slot, wherein both ends of the lower box body are provided with the rotating shaft corresponding to the pulling plate, the other end of the rotating shaft is provided with the rotating plate, one end of the rotating plate is provided with the pushing plate, and the pulling plate is provided with the through slot corresponding to the rotating plate.

3. A sand mould box according to claim 1, characterised in that: The fixing cylinder and the lower box body are provided with the sliding hole corresponding to the sliding rod, and the side edge of the insertion plate is tightly attached to the inner wall of the insertion slot after the insertion plate enters the insertion slot.

4. A sand mould box according to claim 2, characterised in that: The rotating shaft and the lower box body are connected through damping rotation, and the pushing plate and the rotating plate and the rotating plate and the rotating shaft are connected through spot welding.

5. A sand mould box according to claim 1, characterised in that: Both ends of the lower box body are provided with the horizontal plate, the horizontal plate is provided with the screw rod, the upper end of the screw rod is provided with the knob, the lower end of the screw rod is provided with the moving plate, and the lower end of the moving plate is provided with a plurality of tapered rods.

6. A sand mould box according to claim 5, characterised in that: The screw rod and the moving plate are provided with the bearing rotating seat, the side edge of the moving plate is tightly attached to the side edge of the lower box body, and the horizontal plate is provided with the threaded hole corresponding to the screw rod.

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