Chamfer machining tool for guard plate of loading machine

Abstract

The utility model discloses a loader guard plate chamfer machining tool which comprises a machining table, fixing frames are fixedly installed on the two sides of the top of the machining table, a polishing motor is fixedly installed in the machining table, the top of the machining table is rotationally connected with a rotating shaft located between the two fixing frames in a penetrating mode, and a polishing wheel is fixedly installed on the top of the rotating shaft. The bottom of the rotating shaft is in transmission connection with the output end of the grinding motor, an abutting inclined plate located above the grinding wheel is fixedly installed at the top of the fixing frame, a fixing vertical block is fixedly installed on the front face of the fixing frame, a movable frame located in front of the abutting inclined plate is slidably connected to the top of the fixing frame, and a threaded rod is rotationally connected to the top of the fixing vertical block in a penetrating mode. The other end of the threaded rod is in threaded connection with the front face of the movable frame in a penetrating mode. And the bottom of the protective plate is chamfered and polished through the polishing wheel, the protective plate is pressed by the pressing rubber strip all the time in the cutting process, and the chamfering effect is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of chamfering processing, in particular to a chamfering processing tooling for a loader guard plate. Background Technique

[0002] A loader is an earthwork construction machine widely used in construction projects such as highways, railways, buildings, hydropower, ports, and mines. It is mainly used for shoveling bulk materials such as soil, sand and gravel, lime, and coal, and can also perform light shoveling operations on ores and hard soils. Therefore, high requirements are needed for the quality and performance of the loader bucket.

[0003] At present, in the prior art, there are various chamfering processing methods for loader guard plates, but they all have defects such as too long workpiece alignment time, large processing amount, low processing accuracy, cumbersome processes, heavy workload, requiring a large amount of manpower and material resources, long processing cycle, and low efficiency, which have seriously affected the production efficiency of the loader bucket and brought many inconveniences to users.

[0004] Therefore, we propose a chamfering processing tooling for a loader guard plate. Summary of the Invention

[0005] The purpose of the utility model is to provide a chamfering processing tooling for a loader guard plate to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A chamfering processing tooling for a loader guard plate, including a processing table, fixed frames are fixedly installed on both sides of the top of the processing table, a grinding motor is fixedly installed inside the processing table, a rotating shaft located between the two fixed frames is rotatably connected through the top of the processing table, a grinding wheel is fixedly installed at the top of the rotating shaft, the bottom of the rotating shaft is in transmission connection with the output end of the grinding motor, a pressing inclined plate is fixedly installed at the top of the fixed frame above the grinding wheel, a fixed vertical block is fixedly installed on the front of the fixed frame, a movable frame is slidably connected to the top of the fixed frame in front of the pressing inclined plate, a threaded rod is rotatably connected through the top of the fixed vertical block, a knob is fixedly installed on the front of the threaded rod, the other end of the threaded rod is threadedly connected through the front of the movable frame, a slide rail is fixedly installed at the top of the movable frame, a displacement lead screw is rotatably connected inside the slide rail, a sliding plate is slidably connected inside the slide rail, a displacement motor is fixedly installed at one end of the bottom of the slide rail, the output end of the displacement motor is in transmission connection with one end of the displacement lead screw, the bottom of the sliding plate is threadedly connected through the displacement lead screw, pressing cylinders are fixedly installed at the four corners of the top of the sliding plate, a connecting cross plate is fixedly installed at the movable end of the top of the pressing cylinder, and a pressing rubber block is fixedly installed at the bottom of the connecting cross plate.

[0007] Optionally, a first sprocket is fixedly installed at the output end of the grinding motor, a second sprocket is fixedly installed at the bottom of the rotating shaft, and the first sprocket and the second sprocket are connected by a transmission chain.

[0008] Optionally, a synchronous pulley is fixedly installed on the threaded rod between the knob and the fixed vertical block, and the two synchronous pulleys are connected by a synchronous belt.

[0009] Optionally, a gearbox is fixedly installed at one end of the slide rail, the output end of the displacement motor is fixedly installed with the input end of the gearbox, and the output end of the gearbox is fixedly installed with one end of the displacement lead screw.

[0010] Optionally, the length of the sliding plate is less than half of the length of the slide rail, the length of the pressing inclined plate is the same as that of the sliding plate, and the pressing inclined plate is perpendicular to the sliding plate.

[0011] Optionally, the four pressing cylinders are respectively fixedly installed at the four corners of the top of the sliding plate, and the two ends of the two connecting cross plates are respectively fixedly installed with the movable ends of the two groups of pressing cylinders located on the upper and lower sides of the sliding plate, and the two connecting cross plates are arranged in parallel.

[0012] Optionally, the thickness of the pressing rubber block is greater than the height of the pressing cylinder.

[0013] Compared with the prior art, the beneficial effects of the present utility model are:

[0014] For the chamfering processing tooling of the loader guard plate, by setting the pressing plate and the sliding plate, the guard plate to be chamfered is placed above the sliding plate, the bottom of the guard plate is pressed against the pressing plate, the pressing cylinder is started, so that the connecting cross plate moves downward, the pressing rubber block is pressed against the guard plate, and the guard plate is fixed on the sliding plate. The grinding motor and the displacement motor are started. The grinding motor drives the grinding wheel to rotate, and at the same time the displacement motor drives the displacement lead screw to rotate, so that the sliding plate moves along the slide rail, and the bottom of the guard plate is chamfered and ground by the grinding wheel. During the cutting process, the pressing rubber strip always presses the guard plate to ensure the chamfering effect.

[0015] For the chamfering processing tooling of the loader guard plate, by setting the threaded rod, when it is necessary to adjust the chamfer size, rotate the knob on one side, and drive the threaded rod on the other side to rotate synchronously through the synchronous pulley and the synchronous belt, so that the movable frame moves along the fixed frame, and then the distance between the sliding plate and the pressing plate is adjusted to achieve the adjustment of the chamfer size of the guard plate. It has good versatility and solves the problems of high chamfering difficulty and low efficiency of the existing guard plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall structural schematic diagram of a chamfering processing tooling for a loader guard plate of the present utility model;

[0017] Figure 2 Schematic structural diagram of the fixing frame of a chamfering processing tooling for a loader guard plate of the present utility model;

[0018] Figure 3 Schematic structural diagram of the sliding plate of a chamfering processing tooling for a loader guard plate of the present utility model.

[0019] In the figure: 1, processing table; 2, fixing frame; 3, abutting inclined plate; 4, grinding motor; 5, grinding wheel; 6, movable frame; 7, fixed vertical block; 8, threaded rod; 9, knob; 10, slide rail; 11, displacement lead screw; 12, displacement motor; 13, gear box; 14, sliding plate; 15, pressing cylinder; 16, connecting cross plate; 17, pressing rubber block; 18, first sprocket; 19, drive chain; 20, second sprocket; 21, rotating shaft; 22, synchronous pulley; 23, synchronous belt. Specific embodiments

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1 to 3, the utility model provides a chamfering processing tool for a loader guard plate, which includes a processing table 1. On both sides of the top of the processing table 1, there are fixedly installed fixing frames 2. Inside the processing table 1, there is fixedly installed a grinding motor 4. The top of the processing table 1 is penetrated and rotatably connected with a rotating shaft 21 located between the two fixing frames 2. At the top of the rotating shaft 21, there is fixedly installed a grinding wheel 5. The bottom of the rotating shaft 21 is in transmission connection with the output end of the grinding motor 4. On the top of the fixing frame 2, there is fixedly installed a pressing inclined plate 3 located above the grinding wheel 5. On the front of the fixing frame 2, there is fixedly installed a fixing vertical block 7. On the top of the fixing frame 2, there is a sliding connection with a movable frame 6 located in front of the pressing inclined plate 3. The top of the fixing vertical block 7 is penetrated and rotatably connected with a threaded rod 8. On the front of the threaded rod 8, there is fixedly installed a knob 9. The other end of the threaded rod 8 is penetrated and threadedly connected with the front of the movable frame 6. The threaded rod 8 is fixedly installed with a synchronous pulley 22 located between the knob 9 and the fixing vertical block 7. The two synchronous pulleys 22 are in transmission connection through a synchronous belt 23. By setting the threaded rod 8, when it is necessary to adjust the chamfer size, rotate the knob 9 on one side, and drive the threaded rod 8 on the other side to rotate synchronously through the synchronous pulley 22 and the synchronous belt 23, so that the movable frame 6 moves along the fixing frame 2, and then the distance between the sliding plate 14 and the pressing plate is adjusted, achieving the adjustment of the chamfer size of the guard plate. It has good versatility and solves the problems of high difficulty and low efficiency in chamfering the existing guard plate. On the top of the movable frame 6, there is fixedly installed a slide rail 10. Inside the slide rail 10, there is a rotatable connection with a displacement lead screw 11. Inside the slide rail 10, there is a sliding connection with a sliding plate 14. At one end of the bottom of the slide rail 10, there is fixedly installed a displacement motor 12. The output end of the displacement motor 12 is in transmission connection with one end of the displacement lead screw 11. The bottom of the sliding plate 14 is penetrated and threadedly connected with the displacement lead screw 11. At the four corners of the top of the sliding plate 14, there are fixedly installed pressing cylinders 15. The movable end of the top of the pressing cylinder 15 is fixedly installed with a connecting cross plate 16. At the bottom of the connecting cross plate 16, there is fixedly installed a pressing rubber block 17. The thickness of the pressing rubber block 17 is greater than the height of the pressing cylinder 15.

[0022] On the output end of the grinding motor 4, there is fixedly installed a first sprocket 18. At the bottom of the rotating shaft 21, there is fixedly installed a second sprocket 20. The first sprocket 18 and the second sprocket 20 are in transmission connection through a transmission chain 19.

[0023] One end of the sliding rail 10 is fixedly installed with a gearbox 13. The output end of the displacement motor 12 is fixedly installed with the input end of the gearbox 13. The output end of the gearbox 13 is fixedly installed with one end of the displacement lead screw 11. The length of the sliding plate 14 is less than half of the length of the sliding rail 10. The length of the pressing inclined plate 3 is the same as that of the sliding plate 14. The pressing inclined plate 3 is vertically arranged with the sliding plate 14. Four pressing cylinders 15 are respectively fixedly installed at the four corners of the top of the sliding plate 14. The two ends of the two connecting cross plates 16 are respectively fixedly installed with the movable ends of the two groups of pressing cylinders 15 located on the upper and lower sides of the sliding plate 14. The two connecting cross plates 16 are arranged in parallel. By setting the pressing plate and the sliding plate 14, the guard plate to be chamfered is placed above the sliding plate 14, the bottom of the guard plate is pressed against the pressing plate, the pressing cylinder 15 is started, so that the connecting cross plate 16 moves downward, the pressing rubber block 17 is pressed against the guard plate, and the guard plate is fixed on the sliding plate 14. The grinding motor 4 and the displacement motor 12 are started. The grinding motor 4 drives the grinding wheel 5 to rotate. At the same time, the displacement motor 12 drives the displacement lead screw 11 to rotate, so that the sliding plate 14 moves along the sliding rail 10, and the bottom of the guard plate is chamfered and ground by the grinding wheel 5. During the cutting process, the pressing rubber strip always presses the guard plate to ensure the chamfering effect.

[0024] Working principle:

[0025] The guard plate to be chamfered is placed above the sliding plate 14, the bottom of the guard plate is pressed against the pressing plate, the pressing cylinder 15 is started, so that the connecting cross plate 16 moves downward, the pressing rubber block 17 is pressed against the guard plate, and the guard plate is fixed on the sliding plate 14. The grinding motor 4 and the displacement motor 12 are started. The grinding motor 4 drives the grinding wheel 5 to rotate. At the same time, the displacement motor 12 drives the displacement lead screw 11 to rotate, so that the sliding plate 14 moves along the sliding rail 10, and the bottom of the guard plate is chamfered and ground by the grinding wheel 5. During the cutting process, the pressing rubber strip always presses the guard plate to ensure the chamfering effect. When it is necessary to adjust the chamfer size, rotate the knob 9 on one side, drive the threaded rod 8 on the other side to rotate synchronously through the synchronous pulley 22 and the synchronous belt 23, so that the movable frame 6 moves along the fixed frame 2, and then the distance between the sliding plate 14 and the pressing plate is adjusted to adjust the chamfer size of the guard plate. It has good versatility and solves the problems of high difficulty and low efficiency in chamfering the existing guard plate.

[0026] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A chamfering processing tool for a loader guard plate, comprising a processing table (1), characterized in that, On both sides of the top of the processing table (1), fixing brackets (2) are fixedly installed. Inside the processing table (1), a grinding motor (4) is fixedly installed. A rotating shaft (21) located between the two fixing brackets (2) is rotatably connected through the top of the processing table (1). At the top of the rotating shaft (21), a grinding wheel (5) is fixedly installed. The bottom of the rotating shaft (21) is in transmission connection with the output end of the grinding motor (4). On the top of the fixing bracket (2), a pressing inclined plate (3) is fixedly installed above the grinding wheel (5). On the front of the fixing bracket (2), a fixing vertical block (7) is fixedly installed. A movable bracket (6) is slidably connected to the top of the fixing bracket (2) in front of the pressing inclined plate (3). A threaded rod (8) is rotatably connected through the top of the fixing vertical block (7). On the front of the threaded rod (8), a knob (9) is fixedly installed. The other end of the threaded rod (8) is threadedly connected through the front of the movable bracket (6). On the top of the movable bracket (6), a slide rail (10) is fixedly installed. Inside the slide rail (10), a displacement lead screw (11) is rotatably connected. Inside the slide rail (10), a sliding plate (14) is slidably connected. At one end of the bottom of the slide rail (10), a displacement motor (12) is fixedly installed. The output end of the displacement motor (12) is in transmission connection with one end of the displacement lead screw (11). The bottom of the sliding plate (14) is threadedly connected through the displacement lead screw (11). At the four corners of the top of the sliding plate (14), pressing air cylinders (15) are fixedly installed. At the movable end of the top of the pressing air cylinder (15), a connecting cross plate (16) is fixedly installed. At the bottom of the connecting cross plate (16), a pressing rubber block (17) is fixedly installed.

2. The chamfering processing tooling for the loader guard plate according to claim 1, characterized in that, At the output end of the grinding motor (4), a first sprocket (18) is fixedly installed. At the bottom of the rotating shaft (21), a second sprocket (20) is fixedly installed. The first sprocket (18) and the second sprocket (20) are in transmission connection through a transmission chain (19).

3. The chamfering processing tooling for the loader guard plate according to claim 1, characterized in that On the threaded rod (8), a synchronous pulley (22) is fixedly installed between the knob (9) and the fixing vertical block (7). The two synchronous pulleys (22) are in transmission connection through a synchronous belt (23).

4. A chamfering processing tool for a loader guard plate according to claim 1, characterized in that At one end of the slide rail (10), a gear box (13) is fixedly installed. The output end of the displacement motor (12) is fixedly installed with the input end of the gear box (13). The output end of the gear box (13) is fixedly installed with one end of the displacement lead screw (11).

5. The chamfering processing tooling for the loader guard plate according to claim 1, wherein The length of the sliding plate (14) is less than half of the length of the slide rail (10). The length of the pressing inclined plate (3) is the same as the length of the sliding plate (14). The pressing inclined plate (3) is vertically arranged with the sliding plate (14).

6. The chamfering processing tooling for the loader guard plate according to claim 1, characterized in that, The four pressing air cylinders (15) are respectively fixedly installed at the four corners of the top of the sliding plate (14). The two ends of the two connecting cross plates (16) are respectively fixedly installed with the movable ends of the two groups of pressing air cylinders (15) located on the upper and lower sides of the sliding plate (14). The two connecting cross plates (16) are arranged in parallel.

7. A chamfering processing tooling for a loader guard plate according to claim 1, characterized in that, The thickness of the pressing rubber block (17) is greater than the height of the pressing air cylinder (15).

Images