Ship polishing and rust removing device

Abstract

The utility model discloses a ship polishing derusting device which comprises an outer shell and a frame, the outer shell is connected to the frame, the frame comprises side plates, an upper bottom plate and a lower bottom plate, the upper bottom plate is rotationally connected with a first rotating shaft, the first rotating shaft is hinged to a first connecting rod, the first connecting rod is hinged to a second connecting rod, and the second connecting rod is connected with the outer shell. One end of the second connecting rod is hinged to a second rotating shaft, the second rotating shaft is rotationally connected to the lower bottom plate, the second rotating shaft is fixedly connected with a grinding wheel, the second rotating shaft is provided with a baffle ring, the second rotating shaft is sleeved with a first spring, one end of the first spring is connected to the baffle ring, and the other end of the first spring is connected to the lower bottom plate; the upper bottom plate is provided with a cam groove, the other end of the second connecting rod is matched with the cam groove, grinding powder and chippings can be discharged in time, the service life of the grinding wheel is prolonged, and the utilization rate of the grinding wheel is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of ship grinding and rust removal, in particular to a ship grinding and rust removal device. Background Art

[0002] The deck of a ship is one of the important parts of the main body of the ship structure, and the deck surface often needs to be coated to deal with corrosion and other damages. During use, the deck needs to be polished and rusted from time to time, and the coating is re-coated. The prior art discloses a ship deck surface polishing device, the publication number is: CN110153860B, including a frame, a power distribution control box is provided in the middle of the frame, a fixed plate is connected to the side of the power distribution control box, a vertically placed motor is connected to the side of the bottom of the fixed plate, a grinder is connected below the motor, handles are provided on both sides of the top of the frame, a control switch is provided on the handle, rollers are provided on the bottom of the frame, the fixed plate is connected to the side of the bottom of the frame through a connecting rod, a rolling wheel is connected to the bottom of the connecting rod, and the roller, rolling wheel and the bottom of the grinder are on the same horizontal plane. The prior art drives the grinder to grind by a motor, and there is a problem that waste slag or powder is retained under the grinder during grinding and is not discharged in time, and rubs against the grinder, causing the grinding wheel to wear too fast, affecting the service life and utilization rate of the grinding wheel. Utility Model Content

[0003] In view of the above-mentioned prior art, the utility model provides a ship grinding and rust removal device, which can mainly discharge grinding powder and debris in time, thereby improving the service life and utilization rate of the grinding wheel.

[0004] To achieve the above purpose, the technical solution of the embodiment of the utility model is implemented as follows:

[0005] A ship grinding and rust removal device comprises a shell and a frame, wherein the shell is connected to the frame, and the frame comprises side plates, an upper base plate and a lower base plate, the upper base plate is rotatably connected to a first rotating shaft, the first rotating shaft is hinged to a first connecting rod, the first connecting rod is hinged to a second connecting rod, one end of the second connecting rod is hinged to the second rotating shaft, the second rotating shaft is rotatably connected to the lower base plate, the second rotating shaft is fixedly connected to a grinding wheel, the second rotating shaft is provided with a retaining ring, the second rotating shaft sleeve is provided with a first spring, one end of the first spring is connected to the retaining ring, and the other end is connected to the lower base plate, the upper base plate is provided with a cam groove, and the other end of the second connecting rod cooperates with the cam groove.

[0006] Furthermore, a motor is provided on the frame, and an output end of the motor is fixedly connected to the first rotating shaft.

[0007] Furthermore, the second connecting rod is provided with a steel ball, and the steel ball is matched with the cam groove.

[0008] Furthermore, the frame is provided with a plurality of support rods, the support rods are movably connected to the outer shell, the upper ends of the support rods are connected to handles, the support rod sleeves are provided with a third spring, one end of the third spring is connected to the handle, and the other end is connected to the outer shell.

[0009] Furthermore, the frame is provided with a slider, the housing is provided with a guide rail, and the slider is matched with the guide rail.

[0010] Furthermore, the first rotating shaft is provided with a first gear, the upper base plate is provided with a second gear cooperating with the first gear, the second gear is provided with a first helical gear, the side plate is rotatably connected with an incomplete gear, the incomplete gear is provided with a second helical gear cooperating with the first helical gear, the frame is provided with a rack cooperating with the incomplete gear, the rack is provided with a hammer, the hammer is fixedly connected to the rack, the hammer sleeve is provided with a second spring, one end of the second spring is connected to the frame, and the other end is connected to the hammer.

[0011] Furthermore, the shell is provided with wheels, and the wheels are rotatably connected to the shell.

[0012] The beneficial effects of the utility model are: powder and debris can be discharged in time, the rotation of the first shaft drives the grinding wheel to rotate and grind rust, the second connecting rod moves horizontally with the change of the cam groove trajectory, when the second connecting rod moves to the outermost end along the cam groove trajectory, the second connecting rod pulls the second rotating shaft slightly upward to discharge chips, and when the second connecting rod moves to the inner circle along the cam groove, it descends for grinding, and the first spring acts as a preload to ensure that the grinding wheel and the second rotating shaft do not fall due to their own weight. The present application can grind rust and can also discharge the powder or debris produced by grinding in time, thereby improving the service life and utilization rate of the grinding wheel. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of a ship grinding and rust removal device in an embodiment of the present application;

[0014] Figure 2 This is a schematic diagram of a local structure in an embodiment of the present application;

[0015] Figure 3 This is a cross-sectional view of a local structure in an embodiment of the present application;

[0016] Figure 4 This is a cross-sectional view of an embodiment of the present application;

[0017] Description of Figure Numbers:

[0018] 1 housing, 2 frame, 3 side plate, 4 upper base plate, 5 lower base plate, 6 first rotating shaft, 7 first connecting rod, 8 second connecting rod, 9 second rotating shaft, 10 grinding wheel, 11 retaining ring, 12 first spring, 13 cam groove, 14 motor, 15 steel ball, 16 supporting rod, 17 handle, 18 third spring, 19 first gear, 20 second gear, 21 first helical gear, 22 incomplete gear, 23 second helical gear, 24 rack, 25 hammer, 26 second spring, 27 slider, 28 guide rail, 29 wheel. DETAILED DESCRIPTION

[0019] The technical solution of the utility model is further elaborated in detail below in conjunction with the drawings and specific embodiments of the specification. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of the utility model. The terms used herein in the specification of the utility model are only for the purpose of describing specific embodiments and are not intended to limit the utility model. In the following description, the expression "some embodiments" is involved, which describes a subset of all possible embodiments, but it should be understood that "some embodiments" can be the same subset or different subsets of all possible embodiments, and can be combined with each other without conflict.

[0020] It should also be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "inside", "outside", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0021] Example 1

[0022] Refer to the attached Figure 1-4The present application provides a ship grinding and rust removal device, including a shell 1 and a frame 2, wherein the shell 1 is connected to the frame 2, and the frame 2 includes a side plate 3, an upper bottom plate 4 and a lower bottom plate 5, the upper bottom plate 4 is rotatably connected to a first rotating shaft 6, the first rotating shaft 6 is hinged with a first connecting rod 7, the first connecting rod 7 is hinged with a second connecting rod 8, one end of the second connecting rod 8 is hinged to the second rotating shaft 9, the second rotating shaft 9 is rotatably connected to the lower bottom plate 5, the second rotating shaft 9 is fixedly connected to a grinding wheel 10, the second rotating shaft 9 is provided with a retaining ring 11, the second rotating shaft 9 is sleeved with a first spring 12, one end of the first spring 12 is connected to the retaining ring 11, and the other end is connected to the lower bottom plate 5, the upper bottom plate 4 is provided with a cam groove 13, the other end of the second connecting rod 8 cooperates with the cam groove 13, when in use, the first rotating shaft 6 rotates , the first connecting rod 7 and the second connecting rod 8 are connected to drive the second rotating shaft 9 to rotate, and then drive the grinding wheel 10 to rotate to grind rust, the second connecting rod 8 moves horizontally with the change of the trajectory of the cam groove 13, when the second connecting rod 8 moves to the outermost end along the trajectory of the cam groove 13, the uppermost end of the second connecting rod 8 (i.e., the end matching with the cam groove 13) moves outward to pull the second rotating shaft 9 slightly upward for chip removal, and the uppermost end of the second connecting rod 8 moves to the inner circle along the trajectory of the cam groove 13 for lowering and grinding, the first spring 12 plays the role of preload force, to ensure that the grinding wheel 10 and the second rotating shaft 9 do not fall due to their own weight, the present application can grind rust, and can also discharge the grinding powder or debris in time, thereby improving the service life and utilization rate of the grinding wheel 10, and preventing the grinding wheel 10 from being blocked by powder.

[0023] Specifically, the frame 2 is provided with a motor 14, and the output end of the motor 14 is fixedly connected to the first rotating shaft 6. The motor 14 provides power, and has high transmission efficiency, stable rotation speed, and low maintenance cost.

[0024] Specifically, the second connecting rod 8 is provided with a steel ball 15, and the steel ball 15 cooperates with the cam groove 13. The steel ball 15 can be fixed to the second connecting rod 8 by welding or bonding. Through the cooperation between the steel ball 15 and the cam groove 13, the friction can be reduced, the transmission efficiency can be improved, and the wear of accessories can be reduced.

[0025] Specifically, the frame 2 is provided with a plurality of support rods 16, and the support rods 16 are movably connected to the shell 1. The upper end of the support rod 16 is connected to a handle 17, and the support rod 16 is provided with a third spring 18. One end of the third spring 18 is connected to the handle 17, and the other end is connected to the shell 1. The third spring 18 pushes the handle 17 upward to offset the gravity of the grinding mechanism below (i.e., the frame 2 and the accessories installed and connected to the frame 2, which are used for grinding rust) to lift the grinding mechanism upward. When in use, the handle 17 can be pressed downward to play the role of downward feeding and grinding. After releasing the force applied to the handle 17, the third spring 18 resets and rebounds. This embodiment can achieve the effect of downward feeding and grinding and automatic reset.

[0026] Preferably, the frame 2 is provided with a slider 27, the shell 1 is provided with a guide rail 28, the slider 27 cooperates with the guide rail 28, the slider 27 is fixedly mounted on the frame 2, the guide rail 28 is fixedly mounted on the shell 1, the slider 27 and the guide rail 28 cooperate to improve the smoothness of the up and down sliding of the grinding mechanism, reduce friction, and prevent jamming.

[0027] Example 2

[0028] Refer to the attached Figure 1-4The difference between this embodiment and embodiment 1 is that the first rotating shaft 6 is provided with a first gear 19, the upper base plate 4 is provided with a second gear 20 that matches the first gear 19, the second gear 20 is rotatably connected to the upper base plate 4, the second gear 20 is provided with a first helical gear 21, the first helical gear 21 is fixedly connected to the second gear 20, the side plate 3 is rotatably connected with an incomplete gear 22, the incomplete gear 22 is provided with a second helical gear 23 that matches the first helical gear 21, the second helical gear 23 is fixedly connected to the incomplete gear 22, the frame 2 is provided with a rack 24 that matches the incomplete gear 22, the rack 24 is provided with a hammer 25, the hammer 25 is fixedly connected to the rack 24, the hammer 25 is sleeved with a second spring 26, one end of the second spring 26 is connected to the frame 2, and the other end is connected to the hammer 25, the hammer 25 is movable The first gear 19 is connected to the frame 2, and the first gear 19 is fixedly mounted on the first rotating shaft 6. The first rotating shaft 6 rotates to drive the first gear 19 to rotate, and the first gear 19 drives the second gear 20 to rotate. Obviously, the first helical gear 21 also rotates in the same direction as the second gear 20, thereby driving the second helical gear 23 to rotate. Obviously, the incomplete gear 22 also rotates accordingly. When the gear teeth on the incomplete gear 22 are engaged with the rack 24, the rack 24 is transmitted in the direction, and the second spring 26 is compressed and contracted. When the gear of the incomplete gear 22 is rotated and turns to the part without gear teeth, the hammer 25 pops up quickly downward under the elastic force of the second spring 26 and hits the rust. This cycle can play the effect of crushing or hammering the fluffy and thick rust. The power is provided by the same power source, and the hammer effect on the rust is achieved through gear and rack transmission, which saves energy consumption and improves the rust removal efficiency.

[0029] Specifically, the housing 1 is provided with wheels 29, and the wheels are rotatably connected to the housing 1. The wheels 29 are provided to facilitate movement and transportation.

[0030] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. The protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A ship grinding and rust removal device, characterized in that: It includes a shell and a frame, the shell is connected to the frame, the frame includes a side plate, an upper base plate and a lower base plate, the upper base plate is rotatably connected to a first rotating shaft, the first rotating shaft is hinged to a first connecting rod, the first connecting rod is hinged to a second connecting rod, one end of the second connecting rod is hinged to the second rotating shaft, the second rotating shaft is rotatably connected to the lower base plate, the second rotating shaft is fixedly connected to a grinding wheel, the second rotating shaft is provided with a retaining ring, the second rotating shaft sleeve is provided with a first spring, one end of the first spring is connected to the retaining ring, and the other end is connected to the lower base plate, the upper base plate is provided with a cam groove, and the other end of the second connecting rod cooperates with the cam groove.

2. A ship grinding and rust removal device according to claim 1, characterized in that: The frame is provided with a motor, and the output end of the motor is fixedly connected to the first rotating shaft.

3. A ship grinding and rust removal device according to claim 1, characterized in that: The second connecting rod is provided with a steel ball, and the steel ball is matched with the cam groove.

4. A ship grinding and rust removal device according to claim 1, characterized in that: The frame is provided with a plurality of support rods, the support rods are movably connected to the shell, the upper ends of the support rods are connected to handles, the support rod sleeves are provided with a third spring, one end of the third spring is connected to the handle, and the other end is connected to the shell.

5. A ship grinding and rust removal device according to claim 1, characterized in that: The frame is provided with a slider, the shell is provided with a guide rail, and the slider is matched with the guide rail.

6. A ship grinding and rust removal device according to claim 1, characterized in that: The first rotating shaft is provided with a first gear, the upper base plate is provided with a second gear matched with the first gear, the second gear is provided with a first helical gear, the side plate is rotatably connected with an incomplete gear, the incomplete gear is provided with a second helical gear matched with the first helical gear, the frame is provided with a rack matched with the incomplete gear, the rack is provided with a hammer, the hammer is fixedly connected to the rack, the hammer sleeve is provided with a second spring, one end of the second spring is connected to the frame, and the other end is connected to the hammer.

7. A ship grinding and rust removal device according to claim 1, characterized in that: The shell is provided with wheels, and the wheels are rotatably connected to the shell.

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