Sand box with sand shell knock-off structure

Abstract

The utility model provides a sand box with a sand shell knock-off structure, and relates to the technical field of sand boxes. The sand box with the sand shell knock-off structure comprises a main body, a placement seat is arranged in the main body, a U-shaped frame is arranged at the top of the placement seat, the U-shaped frame is fixedly connected to the top of the main body, a long frame is arranged in the U-shaped frame, a reciprocating lead screw is arranged in the long frame, a T-shaped seat is connected to the outer side of the reciprocating lead screw through a nut pair, and the T-shaped seat is connected to the outer side of the reciprocating lead screw through a nut pair. And the T-shaped seat is slidably connected to the interior of the long frame, and a vibration shakeout air hammer body is installed on the inner side of the T-shaped seat. According to the sand box with the sand shell knock-off structure, the output end of a forward and reverse motor drives a rotating rod to rotate, a first gear is meshed with a rack, a long frame drives two connecting rods to move, and two T-shaped plates slide on a U-shaped frame through two T-shaped grooves, so that the longitudinal position of the long frame can be adjusted, and a casting can be knocked more comprehensively by a vibration shakeout air hammer body.

Description

Technical Field

[0001] The utility model relates to a sand box with a knock-off structure, in particular to a sand box with a sand shell knock-off structure, belonging to the technical field of sand boxes. Background Art

[0002] The sand dropping of castings is one of the important processes in the sand casting production process. After the casting mold is poured and cooled to a certain temperature, the casting mold is broken to separate the casting mold from the sand box and the casting from the sand.

[0003] The utility model discloses a vibrating sand-falling machine which is convenient for quickly fixing castings and has the publication number CN218362040U. The vibrating sand-falling machine comprises a base, a placing table is arranged inside the base, and pillars are symmetrically installed between the placing table and the base. The utility model has a sliding groove on the crossbeam, and a connecting block threadedly connected to a screw rod is installed inside the sliding groove. After starting the servo motor, the screw rod can drive the connecting block to reciprocate, thereby driving the fixed seat to move, thereby driving the vibrating sand-falling air hammer to reciprocate, and knocking on different positions of the casting surface.

[0004] Although there are many benefits in the above scheme, there are also the following disadvantages: 1. The vibrating sand-falling air hammer can only reciprocate horizontally, but the longitudinal position of the vibrating sand-falling air hammer cannot be adjusted, which affects the knocking on the surface of the casting; 2. The sand after knocking will be agglomerated. If it is not broken, it will affect the storage space of the storage box; 3. When the storage box is pulled out from the inside of the shell, it needs to be moved by personnel, and this operation method will consume the physical strength of the personnel. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The purpose of the utility model is to provide a sand box with a sand shell knocking-off structure in order to solve the above problems, so as to solve the problems in the prior art that 1. the vibrating sand-dropping air hammer can only reciprocate in the horizontal direction, but the longitudinal position of the vibrating sand-dropping air hammer cannot be adjusted, thereby affecting the knocking on the surface of the casting; 2. the sand after knocking will be agglomerated, and if it is not broken, it will affect the storage space of the storage box; 3. when the storage box is pulled out from the inside of the shell, it needs to be moved by personnel, and this operation method will consume the physical strength of the personnel.

[0007] (II) Technical solution

[0008] The utility model is realized through the following technical scheme: a sand box with a sand shell knocking-off structure, comprising a main body, a placing seat is arranged inside the main body, a U-shaped frame is arranged on the top of the placing seat, the U-shaped frame is fixedly connected to the top of the main body, an elongated frame is arranged inside the U-shaped frame, a reciprocating screw rod is arranged inside the elongated frame, a T-shaped seat is connected to the outside of the reciprocating screw rod through a nut pair, the T-shaped seat is slidably connected to the inside of the elongated frame, a vibrating sand-falling air hammer body is installed inside the T-shaped seat, connecting rods are fixedly connected to both sides of the top of the elongated frame, the tops of the two connecting rods are fixedly connected to T-shaped plates, and two T-shaped plates are arranged on the top of the U-shaped frame The two T-shaped plates are arranged inside the two T-shaped grooves and in sliding contact with the U-shaped frame. A rack is fixedly connected to one side of the top of the elongated frame. The top of the rack is meshed with a first gear. A rotating rod is fixedly connected to one side of the first gear. One end of the rotating rod passes through one side of the inner part of the U-shaped frame and is rotatably connected to the U-shaped frame. A forward and reverse motor is fixedly connected to one side of the U-shaped frame. The output end of the forward and reverse motor is fixedly connected to the rotating rod. A crushing square cylinder is fixedly connected to the bottom of the main body. A crushing assembly is provided inside the crushing square cylinder. A material receiving assembly is provided at the bottom of the crushing square cylinder. The arrangement of the two T-shaped plates and the two T-shaped grooves provides a mobile support for the elongated frame.

[0009] Preferably, two fixing columns are provided on the front and rear sides of the placement seat, and the multiple fixing columns are fixedly connected to the main body. Clamping mechanisms are installed on both sides of the top of the placement seat. The setting of the fixing columns plays a role of fixed support for the placement seat.

[0010] Preferably, L-shaped support plates are fixedly connected to both sides of the main body, and long grooves are formed on opposite sides of the two L-shaped support plates, and a card slot is formed on one side of the interior of one of the long grooves.

[0011] Preferably, both ends of the reciprocating screw rod pass through both sides of the inside of the elongated frame and are rotatably connected to the elongated frame. One end of the elongated frame is fixedly connected to a first drive motor, and an output end of the first drive motor is fixedly connected to the reciprocating screw rod.

[0012] Preferably, the crushing assembly includes two crushing rollers, both of which are arranged inside the crushing square cylinder, both ends of the two crushing rollers pass through both sides of the inside of the crushing square cylinder and are rotatably connected to the crushing square cylinder, one end of the two crushing rollers is fixedly connected to the outer side with a transmission gear, the two transmission gears are meshed with each other, a second drive motor is fixedly connected to one side of the crushing square cylinder, and the output end of the second drive motor is fixedly connected to one of the crushing rollers.

[0013] Preferably, the material receiving assembly includes a material receiving box, which is arranged at the bottom of the crushing square cylinder. A plurality of universal wheels are installed at the bottom of the material receiving box. Both sides of the material receiving box are fixedly connected with elongated slides. The two elongated slides are respectively arranged inside two elongated grooves and are in sliding contact with two L-shaped support plates.

[0014] Preferably, the material receiving assembly also includes a clamping rod, which is arranged on the front side of the material receiving box, and a fixed block is slidably connected to the outer side of the clamping rod, and the fixed block is fixedly connected to the front side of the material receiving box, one end of the clamping rod passes through one of the long slides and is slidably connected to one of the long slides, one end of the clamping rod is arranged inside the clamping slot, and the other end of the clamping rod is fixedly connected to a pull plate, and a return spring is sleeved on the outer side of the clamping rod, and both ends of the return spring are fixedly connected to the fixed block and the pull plate respectively, and a U-shaped plate is fixedly connected to the front side of the material receiving box, and the pull plate is slidably connected between the material receiving box and the U-shaped plate, and the setting of the return spring plays a role of elastic stretching and elastic reset.

[0015] The utility model provides a sand box with a sand shell knock-off structure, which has the following beneficial effects:

[0016] 1. The sand box with a sand shell knocking-off structure, the output ends of the forward and reverse motors drive the rotating rod to rotate, the first gear is meshed with the rack, the long frame drives the two connecting rods to move, and the two T-shaped plates slide with the U-shaped frame through two T-shaped grooves. Therefore, the longitudinal position of the long frame can be adjusted so that the vibrating sand-dropping air hammer body can knock the casting more comprehensively.

[0017] 2. In the sand box with a sand shell knocking-off structure, the output end of the second driving motor drives one of the crushing rollers to rotate, and the two transmission gears are meshed with each other. The agglomerated sand can be crushed by the two crushing rollers so that the collecting component can collect it, thereby avoiding affecting the storage space of the collecting component.

[0018] 3. The sand box with a sand shell knocking-off structure, the crushed sand falls into the collecting box for collection. When the collecting box needs to be removed from the device, the staff pulls the pull plate, the reset spring elastically stretches, one end of the clamping rod moves away from the clamping slot, and the collecting box can be pulled out from the bottom of the device through the U-shaped plate. The collecting box can be moved conveniently through multiple universal wheels without the need for staff to move it. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of the crushing square cylinder of the utility model;

[0021] Figure 3 For this utility model Figure 1 A magnified view of the structure of part A;

[0022] Figure 4 It is a schematic diagram of the long frame structure of the utility model.

[0023]

Main component symbol description

[0024] 1. Main body; 2. U-shaped frame; 3. Long frame; 4. Reciprocating screw rod; 5. T-shaped seat; 6. Vibrating sand-falling air hammer body; 7. Connecting rod; 8. T-shaped plate; 9. Rack; 10. First gear; 11. Rotating rod; 12. Placement seat; 13. Clamping mechanism; 14. L-shaped support plate; 15. Crushing square cylinder; 16. Material receiving box; 17. Long slide plate; 18. Clamping rod; 19. Long groove; 20. Reset spring; 21. Pull plate; 22. Crushing roller; 23. Transmission gear. DETAILED DESCRIPTION

[0025] The embodiment of the utility model provides a sand box with a sand shell knocking-off structure.

[0026] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 , including a main body 1, a placement seat 12 is provided inside the main body 1, two fixing columns are provided on the front and rear sides of the placement seat 12, and multiple fixing columns are fixedly connected to the main body 1. Clamping mechanisms 13 are installed on both sides of the top of the placement seat 12, and L-shaped support plates 14 are fixedly connected on both sides of the main body 1. Long grooves 19 are opened on the opposite sides of the two L-shaped support plates 14, and a card groove is formed on one side of one of the long grooves 19. A U-shaped frame 2 is provided on the top of the placement seat 12, and the U-shaped frame 2 is fixedly connected to the top of the main body 1. A long frame 3 is provided inside the U-shaped frame 2, and a reciprocating screw rod 4 is provided inside the long frame 3. Both ends of the reciprocating screw rod 4 pass through the two sides of the long frame 3 and are rotatably connected to the long frame 3. One end of the long frame 3 is fixedly connected to a first drive motor, and the output end of the first drive motor is fixedly connected to the reciprocating screw rod 4. The outside of the reciprocating screw rod 4 is connected to a T-shaped seat 5 through a nut pair, T The T-shaped seat 5 is slidably connected to the inside of the elongated frame 3, and a vibrating sand-falling air hammer body 6 is installed on the inner side of the T-shaped seat 5. Connecting rods 7 are fixedly connected to both sides of the top of the elongated frame 3, and T-shaped plates 8 are fixedly connected to the tops of the two connecting rods 7. Two T-shaped slots are provided at the top of the U-shaped frame 2, and the two T-shaped plates 8 are arranged inside the two T-shaped slots and in sliding contact with the U-shaped frame 2. A rack 9 is fixedly connected to one side of the top of the elongated frame 3, and a first gear 10 is meshed and connected to the top of the rack 9. A rotating rod 11 is fixedly connected to one side of the first gear 10, and one end of the rotating rod 11 passes through one side of the inside of the U-shaped frame 2 and is rotatably connected to the U-shaped frame 2. A forward and reverse motor is fixedly connected to one side of the U-shaped frame 2, and the output end of the forward and reverse motor is fixedly connected to the rotating rod 11. A crushing square cylinder 15 is fixedly connected to the bottom of the main body 1, and a crushing assembly is provided inside the crushing square cylinder 15, and a receiving assembly is provided at the bottom of the crushing square cylinder 15.

[0027] The crushing assembly includes two crushing rollers 22, and the two crushing rollers 22 are both arranged inside the crushing square cylinder 15. Both ends of the two crushing rollers 22 pass through the two sides of the crushing square cylinder 15 and are rotatably connected to the crushing square cylinder 15. The outer sides of one end of the two crushing rollers 22 are fixedly connected to transmission gears 23, and the two transmission gears 23 are meshed with each other. A second drive motor is fixedly connected to one side of the crushing square cylinder 15, and the output end of the second drive motor is fixedly connected to one of the crushing rollers 22.

[0028] Specifically, the technology of the clamping mechanism 13 adopts a structural technical solution in a vibrating sand-falling machine for quickly fixing castings with a publication number of CN218362040U.

[0029] By starting the forward and reverse motors, there is no specific limitation on the models of the forward and reverse motors, which shall be subject to the adapted equipment. The output ends of the forward and reverse motors drive the rotating rod 11 to rotate, the first gear 10 engages with the rack 9, and the elongated frame 3 drives the two connecting rods 7 to move, while the two T-shaped plates 8 slide with the U-shaped frame 2 through the two T-shaped grooves. Therefore, the longitudinal position of the elongated frame 3 can be adjusted so that the vibrating sand-falling air hammer body 6 can strike the casting more comprehensively.

[0030] The falling sand generated by the beating falls into the crushing square cylinder 15 through the main body 1, and the second drive motor is started. There is no specific limitation on the model of the second drive motor, which is subject to the adaptation equipment. The output end of the second drive motor drives one of the crushing rollers 22 to rotate, and the two transmission gears 23 are meshed with each other. The agglomerated falling sand can be crushed by the two crushing rollers 22 so that it can be collected by the collecting component, avoiding affecting the storage space of the collecting component.

[0031] See also Figure 1 and Figure 2 The material collecting assembly includes a material collecting box 16, which is arranged at the bottom of the crushing square cylinder 15, and a plurality of universal wheels are installed at the bottom of the material collecting box 16. Both sides of the material collecting box 16 are fixedly connected with elongated slides 17, and the two elongated slides 17 are respectively arranged in the two elongated grooves 19 and are in sliding contact with the two L-shaped support plates 14. The material collecting assembly also includes a clamping rod 18, which is arranged at the front side of the material collecting box 16, and a fixed block is slidably connected to the outside of the clamping rod 18, and the fixed block is fixedly connected to the front side of the material collecting box 16. One end of the clamping rod 18 passes through one of the elongated slides 17 and is slidably connected to one of the elongated slides 17. One end of the clamping rod 18 is arranged in the clamping groove, and the other end of the clamping rod 18 is fixedly connected to a pull plate 21. A return spring 20 is sleeved on the outside of the clamping rod 18, and the two ends of the return spring 20 are respectively fixedly connected to the fixed block and the pull plate 21. A U-shaped plate is fixedly connected to the front side of the material collecting box 16, and the pull plate 21 is slidably connected between the material collecting box 16 and the U-shaped plate.

[0032] Specifically, the crushed fallen sand falls into the material receiving box 16 for collection. When the material receiving box 16 needs to be removed from the device, the personnel pulls the pull plate 21, the reset spring 20 elastically stretches, and one end of the clamping rod 18 moves away from the clamping slot. The material receiving box 16 can be pulled out from the bottom of the device through the U-shaped plate. The material receiving box 16 can be conveniently moved through multiple universal wheels without the need for personnel to move it.

[0033] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A sand box with a sand shell knock-off structure, comprising a main body (1), characterized in that: A placement seat (12) is provided inside the main body (1), a U-shaped frame (2) is provided on the top of the placement seat (12), the U-shaped frame (2) is fixedly connected to the top of the main body (1), a long frame (3) is provided inside the U-shaped frame (2), a reciprocating screw rod (4) is provided inside the long frame (3), a T-shaped seat (5) is connected to the outside of the reciprocating screw rod (4) through a nut pair, the T-shaped seat (5) is slidably connected to the inside of the long frame (3), a vibration sand-falling air hammer body (6) is installed inside the T-shaped seat (5), connecting rods (7) are fixedly connected to both sides of the top of the long frame (3), the tops of the two connecting rods (7) are fixedly connected to T-shaped plates (8), and two T-shaped grooves are provided on the top of the U-shaped frame (2). The two T-shaped plates (8) are both arranged inside the two T-shaped grooves and in sliding contact with the U-shaped frame (2); a rack (9) is fixedly connected to one side of the top of the elongated frame (3); a first gear (10) is meshedly connected to the top of the rack (9); a rotating rod (11) is fixedly connected to one side of the first gear (10); one end of the rotating rod (11) passes through one side of the inside of the U-shaped frame (2) and is rotatably connected to the U-shaped frame (2); a forward and reverse motor is fixedly connected to one side of the U-shaped frame (2); an output end of the forward and reverse motor is fixedly connected to the rotating rod (11); a crushing square cylinder (15) is fixedly connected to the bottom of the main body (1); a crushing assembly is provided inside the crushing square cylinder (15); and a material receiving assembly is provided at the bottom of the crushing square cylinder (15).

2. A sand box with a sand shell knock-off structure according to claim 1, characterized in that: Two fixing columns are provided on both the front and rear sides of the placement seat (12); a plurality of the fixing columns are fixedly connected to the main body (1); and clamping mechanisms (13) are installed on both sides of the top of the placement seat (12).

3. A sand box with a sand shell knock-off structure according to claim 1, characterized in that: Both sides of the main body (1) are fixedly connected with L-shaped support plates (14), and the two L-shaped support plates (14) are provided with long grooves (19) on opposite sides, and a card slot is formed on one side of the interior of one of the long grooves (19).

4. A sand box with a sand shell knock-off structure according to claim 1, characterized in that: Both ends of the reciprocating screw rod (4) pass through the inner sides of the elongated frame (3) and are rotatably connected to the elongated frame (3); one end of the elongated frame (3) is fixedly connected to a first drive motor; the output end of the first drive motor is fixedly connected to the reciprocating screw rod (4).

5. The sand box with a sand shell knock-off structure according to claim 1, characterized in that: The crushing assembly comprises two crushing rollers (22), the two crushing rollers (22) are both arranged inside the crushing square cylinder (15), both ends of the two crushing rollers (22) pass through both sides of the crushing square cylinder (15) and are rotatably connected to the crushing square cylinder (15), one end of the two crushing rollers (22) is fixedly connected to the outer side with a transmission gear (23), the two transmission gears (23) are meshed with each other, one side of the crushing square cylinder (15) is fixedly connected with a second drive motor, and the output end of the second drive motor is fixedly connected to one of the crushing rollers (22).

6. A sand box with a sand shell knock-off structure according to claim 3, characterized in that: The material receiving assembly comprises a material receiving box (16), the material receiving box (16) is arranged at the bottom of the crushing square cylinder (15), a plurality of universal wheels are installed at the bottom of the material receiving box (16), both sides of the material receiving box (16) are fixedly connected with long slides (17), and the two long slides (17) are respectively arranged inside the two long grooves (19) and are in sliding contact with the two L-shaped support plates (14).

7. A sand box with a sand shell knock-off structure according to claim 6, characterized in that: The material receiving assembly also includes a clamping rod (18), which is arranged on the front side of the material receiving box (16); a fixed block is slidably connected to the outer side of the clamping rod (18); the fixed block is fixedly connected to the front side of the material receiving box (16); one end of the clamping rod (18) passes through one of the long slides (17) and is slidably connected to one of the long slides (17); one end of the clamping rod (18) is arranged inside the clamping groove; the other end of the clamping rod (18) is fixedly connected to a pull plate (21); a return spring (20) is sleeved on the outer side of the clamping rod (18); the two ends of the return spring (20) are respectively fixedly connected to the fixed block and the pull plate (21); a U-shaped plate is fixedly connected to the front side of the material receiving box (16); the pull plate (21) is slidably connected between the material receiving box (16) and the U-shaped plate.

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