Precision casting surface polishing device

Abstract

The utility model provides a precision casting surface polishing device, and relates to the technical field of casting machining. The precision casting surface polishing device comprises a rack, a polishing assembly is installed at the top end in the rack, a supporting table assembly is arranged at the bottom of the polishing assembly, a plurality of limiting grooves are formed in the top of the rack, and baffles are arranged in the limiting grooves. According to the precision casting surface polishing device, two second transmission bevel gears are engaged with two first transmission bevel gears correspondingly, the two first transmission bevel gears drive two first threaded rods to rotate at the same time, the two first threaded rods are in threaded connection with two L-shaped plates correspondingly, and the two L-shaped plates drive a plurality of baffles to move downwards through a cross plate; the multiple baffles slide in the multiple limiting grooves correspondingly, the periphery of the rack can be shielded through the multiple baffles, chippings are prevented from being splashed out of the interior of the rack, and the situation that the chippings influence the surrounding environment of a workshop and the body health of personnel is avoided.

Description

Technical Field

[0001] The utility model relates to a polishing device, in particular to a surface polishing device for precision castings, belonging to the technical field of casting processing. Background Technique

[0002] A casting is a metal formed object obtained by various casting methods, that is, the smelted liquid metal is injected into a pre-prepared mold by pouring, injection, suction or other casting methods, and after cooling and subsequent processing means such as grinding, an object with a certain shape, size and performance is obtained.

[0003] The currently publicly known Chinese patent with the publication number CN220296784U discloses a new type of casting polishing device, which includes a frame. An electric slide rail is provided at the top of the frame. A sliding frame is slidably installed on the lower surface of the electric slide rail. A pneumatic telescopic rod is fixedly installed on the lower surface of the sliding frame. A driving motor is fixedly installed at the bottom end of the pneumatic telescopic rod. A polishing disc is fixedly installed at the output end of the driving motor. A support table is rotatably installed between the inner surfaces of the opposite sides of the frame, and one end of the support table is rotatably installed on the inner surface of the frame.

[0004] In the above solution, although there are many benefits, there are also the following disadvantages: when polishing the casting, debris will be generated, and the driven debris will fly out from the inside of the frame, which will affect the environment around the workshop and even be inhaled by personnel, affecting physical health. In addition, some debris will also accumulate at the bottom end inside the frame, and it is more troublesome for personnel to clean. Summary of the Utility Model

[0005] (1) Technical Problems to be Solved

[0006] The purpose of the present utility model is to provide a surface polishing device for precision castings to solve the above problems, that is, when polishing the casting in the prior art, debris will be generated, and the driven debris will fly out from the inside of the frame, which will affect the environment around the workshop and even be inhaled by personnel, affecting physical health. In addition, some debris will also accumulate at the bottom end inside the frame, and it is more troublesome for personnel to clean.

[0007] (2) Technical Solutions

[0008] The utility model is realized through the following technical solutions: A surface polishing device for precision castings, including a frame. A polishing component is installed at the top end inside the frame. A support table component is arranged at the bottom of the polishing component. A plurality of limit grooves are formed at the top of the frame. Baffles are arranged inside the plurality of limit grooves. The baffles are arranged inside the limit grooves and are slidably connected with the frame. The bottom ends of the plurality of baffles all extend into the frame and are in contact with the inner wall of the frame. A cross plate is fixedly connected between the plurality of baffles. L-shaped plates are fixedly connected to both sides of the bottom of the cross plate. A first bevel gear is arranged on the front side of the frame. A positive and negative motor is fixedly connected to the front side of the frame. The output end of the positive and negative motor is fixedly connected with the first bevel gear. Two second bevel gears are meshed and connected to the outside of the first bevel gear. A transmission rod is fixedly connected to one side of the second bevel gear. A second transmission bevel gear is fixedly connected to one end of the transmission rod. A first transmission bevel gear is meshed and connected to the outside of the second transmission bevel gear. A first threaded rod is fixedly connected to the top of the first transmission bevel gear. The L-shaped plate is threadedly connected to the outside of the first threaded rod. A cleaning component is arranged at the bottom end inside the frame.

[0009] Preferably, a support block is rotatably connected to the outside of the transmission rod. The support block is fixedly connected with the frame. The setting of the support block plays a role in rotatably supporting the transmission rod.

[0010] Preferably, fixing blocks are rotatably connected to both ends of the outside of the first threaded rod. The two fixing blocks are fixedly connected to the outside of the frame. The setting of the two fixing blocks plays a role in rotatably supporting the first threaded rod.

[0011] Preferably, the cleaning component includes two discharge grooves. The two discharge grooves are respectively formed on the front side and the rear side of the frame. Connecting grooves are formed at the top ends inside the two discharge grooves. The two connecting grooves are arranged oppositely.

[0012] Preferably, the cleaning component further includes a third bevel gear. The third bevel gear is fixedly connected to the outside of one of the transmission rods. A fourth bevel gear is meshed and connected to the outside of the third bevel gear. A second threaded rod is fixedly connected to the rear side of the fourth bevel gear. One end of the second threaded rod sequentially passes through the two connecting grooves. Fixing plates are rotatably connected to both ends of the outside of the second threaded rod. The two fixing plates are respectively fixedly connected to the front side and the rear side of the frame. The setting of the two fixing plates plays a role in rotatably supporting the second threaded rod.

[0013] Preferably, push plates are arranged inside the two discharge grooves. The two push plates are slidably connected with the frame. Two connecting rods are fixedly connected between the two push plates. The two connecting rods are symmetrically distributed with respect to the vertical center line of the frame.

[0014] Preferably, a moving block is fixedly connected to the top of one of the pushing plates. The moving block is arranged inside one of the connecting grooves and is threadedly connected to the outer side of the second threaded rod.

[0015] The utility model provides a surface polishing device for precision castings, and the beneficial effects thereof are as follows:

[0016] 1. For the surface polishing device of precision castings, two second transmission bevel gears are respectively engaged with two first transmission bevel gears. The two first transmission bevel gears simultaneously drive two first threaded rods to rotate. The two first threaded rods are respectively threadedly connected to two L-shaped plates. The two L-shaped plates drive a plurality of baffle plates to move downward through a cross plate. The plurality of baffle plates slide inside a plurality of limiting grooves respectively. The periphery of the machine frame can be blocked by the plurality of baffle plates to prevent debris from splashing out of the machine frame, solving the problems that debris affects the surrounding environment of the workshop and the physical health of personnel.

[0017] 2. For the surface polishing device of precision castings, the second threaded rod is threadedly connected to the moving block. The moving block moves out of one of the connecting grooves and moves in the direction of another connecting groove. The moving block drives one of the pushing plates to move. One of the pushing plates drives the other pushing plate to move simultaneously through two connecting rods. One of the pushing plates can push the debris at the bottom end inside the machine frame out through the discharge groove, solving the problem that it is troublesome for personnel to clean the accumulated debris at the bottom end inside the machine frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 is a cross-sectional view of the machine frame of the utility model;

[0020] Figure 3 is a rear view of the utility model;

[0021] Figure 4 is a schematic diagram of the structure of the pushing plate of the utility model.

[0022]

SYMBOLS OF MAIN COMPONENTS

[0023] 1. Machine frame; 2. Support table assembly; 3. Polishing assembly; 4. Limiting groove; 5. Baffle plate; 6. Cross plate; 7. L-shaped plate; 8. First threaded rod; 9. Fixed block; 10. First transmission bevel gear; 11. First bevel gear; 12. Second bevel gear; 13. Transmission rod; 14. Second transmission bevel gear; 15. Discharge groove; 16. Connecting groove; 17. Fixed plate; 18. Third bevel gear; 19. Fourth bevel gear; 20. Second threaded rod; 21. Moving block; 22. Pushing plate; 23. Connecting rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] An embodiment of the utility model provides a surface polishing device for precision castings.

[0025] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 ,including a frame 1, a polishing component 3 is installed at the top end inside the frame 1, a support table component 2 is arranged at the bottom of the polishing component 3, a plurality of limiting grooves 4 are formed at the top of the frame 1, baffles 5 are arranged inside the plurality of limiting grooves 4, the baffles 5 are arranged inside the limiting grooves 4 and are slidably connected with the frame 1, the bottom ends of the plurality of baffles 5 all extend to the inside of the frame 1 and are in contact with the inner wall of the frame 1, a cross plate 6 is fixedly connected between the plurality of baffles 5, L-shaped plates 7 are fixedly connected to both sides of the bottom of the cross plate 6, a first bevel gear 11 is arranged on the front side of the frame 1, a positive and negative motor is fixedly connected to the front side of the frame 1, an output end of the positive and negative motor is fixedly connected with the first bevel gear 11, two second bevel gears 12 are meshed and connected to the outside of the first bevel gear 11, a transmission rod 13 is fixedly connected to one side of the second bevel gear 12, a support block is rotatably connected to the outside of the transmission rod 13, the support block is fixedly connected with the frame 1, a second transmission bevel gear 14 is fixedly connected to one end of the transmission rod 13, a first transmission bevel gear 10 is meshed and connected to the outside of the second transmission bevel gear 14, a first threaded rod 8 is fixedly connected to the top of the first transmission bevel gear 10, fixing blocks 9 are rotatably connected to both ends of the outside of the first threaded rod 8, both fixing blocks 9 are fixedly connected to the outside of the frame 1, the L-shaped plates 7 are threadedly connected to the outside of the first threaded rod 8, and a cleaning component is arranged at the bottom end inside the frame 1.

[0026] Specifically, for the technologies of the support table component 2 and the polishing component 3, the structural technology in a new type of casting polishing device with the publication number of CN220296784U is adopted.

[0027] Start the positive and negative motor. The model of the positive and negative motor is not specifically limited and is subject to the equipment adaptation. The output end of the positive and negative motor drives the first bevel gear 11 to rotate forward. The first bevel gear 11 meshes with the two second bevel gears 12. The two second bevel gears 12 respectively drive the two second transmission bevel gears 14 to rotate through the two transmission rods 13. The two second transmission bevel gears 14 respectively mesh with the two first transmission bevel gears 10. The two first transmission bevel gears 10 simultaneously drive the two first threaded rods 8 to rotate. The two first threaded rods 8 are respectively threadedly connected with the two L-shaped plates 7. The two L-shaped plates 7 drive the plurality of baffles 5 to move downward through the cross plate 6. The plurality of baffles 5 respectively slide inside the plurality of limiting grooves 4. The surrounding of the frame 1 can be blocked by the plurality of baffles 5 to avoid debris splashing out from the inside of the frame 1, solving the problems that debris affects the surrounding environment of the workshop and the physical health of personnel.

[0028] Please refer to again Figure 1 、 Figure 2 、 Figure 3 andFigure 4 The cleaning component includes two discharge troughs 15 which are respectively arranged on the front side and the rear side of the frame 1. Connection grooves 16 are formed at the inner tops of the two discharge troughs 15, and the two connection grooves 16 are arranged oppositely. The cleaning component further includes a third bevel gear 18 which is fixedly connected to the outer side of one of the transmission rods 13. A fourth bevel gear 19 is meshed and connected to the outer side of the third bevel gear 18. A second threaded rod 20 is fixedly connected to the rear side of the fourth bevel gear 19. One end of the second threaded rod 20 passes through the two connection grooves 16 in sequence. The two outer ends of the second threaded rod 20 are rotatably connected with fixing plates 17 which are respectively fixedly connected to the front side and the rear side of the frame 1. Push plates 22 are arranged on the inner sides of the two discharge troughs 15, and the two push plates 22 are both slidably connected with the frame 1. Two connecting rods 23 are fixedly connected between the two push plates 22, and the two connecting rods 23 are symmetrically distributed with respect to the vertical center line of the frame 1. A moving block 21 is fixedly connected to the top of one of the push plates 22. The moving block 21 is arranged inside one of the connection grooves 16, and the moving block 21 is threadedly connected to the outer side of the second threaded rod 20.

[0029] Specifically, when the output end of the driving motor drives the first bevel gear 11 to rotate reversely, multiple baffles 5 can be moved upwards. One of the transmission rods 13 drives the third bevel gear 18 to rotate. The third bevel gear 18 is meshed with the fourth bevel gear 19. The fourth bevel gear 19 drives the second threaded rod 20 to rotate. The second threaded rod 20 is threadedly connected with the moving block 21. The moving block 21 moves out of one of the connection grooves 16 and moves towards the direction of the other connection groove 16. The moving block 21 drives one of the push plates 22 to move. One of the push plates 22 drives the other push plate 22 to move simultaneously through the two connecting rods 23. One of the push plates 22 can push the debris at the inner bottom end of the frame 1 out through the discharge trough 15, solving the problem that it is troublesome for personnel to clean the debris accumulated at the inner bottom end of the frame 1.

[0030] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art of this industry should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A precision casting surface polishing device, comprising a frame (1), characterized in that: A polishing assembly (3) is installed at the top of the frame (1), and a support platform assembly (2) is arranged at the bottom of the polishing assembly (3). A plurality of limit grooves (4) are opened at the top of the frame (1), and a baffle (5) is arranged inside the limit grooves (4) and is slidably connected to the frame (1). The bottom ends of the plurality of baffles (5) extend into the frame (1) and contact the inner wall of the frame (1). A cross plate (6) is fixedly connected between the plurality of baffles (5), and L-shaped plates (7) are fixedly connected to both sides of the bottom of the cross plate (6). A first bevel gear (11) is arranged on the front side of the frame (1). (1) A forward and reverse motor is fixedly connected to the front side, the output end of the forward and reverse motor is fixedly connected to the first bevel gear (11), the outer side of the first bevel gear (11) is meshedly connected to two second bevel gears (12), one side of the second bevel gear (12) is fixedly connected to a transmission rod (13), one end of the transmission rod (13) is fixedly connected to a second transmission bevel gear (14), the outer side of the second transmission bevel gear (14) is meshedly connected to the first transmission bevel gear (10), the top of the first transmission bevel gear (10) is fixedly connected to a first threaded rod (8), the L-shaped plate (7) is threadedly connected to the outer side of the first threaded rod (8), and a cleaning component is provided at the bottom end of the interior of the frame (1).

2. The device for polishing the surface of a precision casting according to claim 1, characterized in that: The outer side of the transmission rod (13) is rotatably connected to a support block, and the support block is fixedly connected to the frame (1).

3. The surface polishing device for precision casting according to claim 1, characterized in that: Both ends of the outer side of the first threaded rod (8) are rotatably connected to fixed blocks (9), and the two fixed blocks (9) are fixedly connected to the outer side of the frame (1).

4. The device for polishing the surface of a precision casting according to claim 1, characterized in that: The cleaning assembly comprises two discharge troughs (15), the two discharge troughs (15) are respectively arranged at the front side and the rear side of the frame (1), the top ends of the two discharge troughs (15) are both formed with connection grooves (16), and the two connection grooves (16) are arranged opposite to each other.

5. The device for polishing the surface of a precision casting according to claim 4, characterized in that: The cleaning assembly further comprises a third bevel gear (18), the third bevel gear (18) being fixedly connected to the outside of one of the transmission rods (13), the outside of the third bevel gear (18) being meshedly connected to a fourth bevel gear (19), the rear side of the fourth bevel gear (19) being fixedly connected to a second threaded rod (20), one end of the second threaded rod (20) passing through two connection grooves (16) in sequence, both ends of the outside of the second threaded rod (20) being rotatably connected to fixed plates (17), and the two fixed plates (17) being fixedly connected to the front side and the rear side of the frame (1), respectively.

6. The device for polishing the surface of a precision casting according to claim 5, characterized in that: A push plate (22) is provided on the inner side of the two discharge troughs (15), and the two push plates (22) are slidably connected to the frame (1). Two connecting rods (23) are fixedly connected between the two push plates (22), and the two connecting rods (23) are symmetrically distributed relative to the vertical center line of the frame (1).

7. The device for polishing the surface of a precision casting according to claim 6, characterized in that: A moving block (21) is fixedly connected to the top of one of the push plates (22), the moving block (21) is arranged inside one of the connecting grooves (16), and the moving block (21) is threadedly connected to the outside of the second threaded rod (20).

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