Excavator super-tonnage pin shaft grinding assembly

Abstract

The utility model relates to the technical field of excavator manufacturing, in particular to an excavator super-tonnage pin shaft grinding assembly which comprises a first supporting block, a limiting mechanism and a grinding mechanism, the limiting mechanism is arranged on the side edge of the first supporting block, the grinding mechanism is arranged on the left side of the first supporting block, and a water tank is arranged at the rear end of the grinding mechanism. A third supporting block is arranged on the right side of the first supporting block, a third motor is arranged at the front end of the third supporting block, an output shaft of the third motor is connected with a rubber disc, and the rubber disc is arranged at the rear end of the third supporting block. A limiting mechanism is arranged, in the using process of the device, a bolt is rotated to drive a first dull polish plate to slide on the side edge of a sliding rod, so that the first dull polish plate and a second dull polish plate have the limiting effect on the pin shaft body, and therefore the device can adapt to pin shaft bodies of different sizes; and meanwhile, the first dull polish plate and the second dull polish plate can assist in grinding during grinding, and the grinding efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of excavator manufacturing, in particular to an oversized tonnage pin grinding component for an excavator. Background Art

[0002] As heavy-duty engineering machinery, excavators are widely used in mining, construction, roads and other fields. As key components, excavator pins are subject to tremendous pressure and wear. However, the existing excavator super-large tonnage pin grinding components still have the following problems in actual use:

[0003] The existing pin grinding device cannot adapt to shaft grinding bodies of different sizes during use, resulting in a small application range of the device and poor practicality. In addition, the existing device grinds by clamping the pin during the grinding process, which is prone to uneven grinding, resulting in reduced production efficiency of the device. Utility Model Content

[0004] The utility model aims to solve the above-mentioned problem and proposes an excavator super-large tonnage pin grinding assembly, which improves the problem that the existing excavator super-large tonnage pin grinding assembly has a small application range and poor practicality.

[0005] A super-large tonnage pin grinding assembly for an excavator comprises: a first support block, a limiting mechanism and a grinding mechanism, wherein a limiting mechanism is arranged on the side of the first support block, a grinding mechanism is arranged on the left side of the first support block, a water tank is arranged at the rear end of the grinding mechanism, a third support block is arranged on the right side of the first support block, a third motor is arranged at the front end of the third support block, a rubber disc is connected to the output shaft of the third motor, and the rubber disc is arranged at the rear end of the third support block.

[0006] Preferably, the limiting mechanism includes a slide groove, a slide rod, a first frosting plate, a bolt and a second frosting plate, a slide groove is opened on the side of the first support block, two slide rods are symmetrically arranged inside the slide groove, and a bolt is arranged between the two slide rods.

[0007] Preferably, the two sliding rods are slidably connected to a first grinding plate, the bolts are threadedly connected to the first grinding plate, and a second grinding plate is arranged on the upper end of the first supporting block.

[0008] Preferably, a support column is provided on the side of the first support block, a shell is provided on the upper end of the support column, a slide plate is slidably provided inside the shell, and gear blocks are equidistantly provided on the lower end of the slide plate.

[0009] Preferably, a first motor is arranged on the side of the shell, and the output shaft of the first motor is connected with a gear, the gear is arranged on the inner side of the shell, and the gear is meshed and connected with a gear block.

[0010] Preferably, the grinding mechanism includes a second support block, a second motor, a grinding disc, a protective shell and a pulley, a second support block is arranged on the side of the first support block, a second motor is arranged at the front end of the second support block, the output shaft of the second motor is connected to the grinding disc, and the grinding disc is arranged at the rear end of the second support block, a protective shell is arranged on the side of the grinding disc, and two pulleys are symmetrically arranged at the lower end of the second support block.

[0011] Preferably, a water tank is provided on the side of the second supporting block, a water inlet is opened at the upper end of the water tank, a water outlet pipe is connected to the side of the water tank, and a magnetic plate is connected to the lower end of the water outlet pipe.

[0012] The beneficial effects of the utility model are:

[0013] 1. A limit mechanism is provided. When the device is used, the first grinding plate is driven to slide on the side of the slide rod by rotating the bolt, so that the first grinding plate and the second grinding plate have a limit effect on the pin body, so that it can adapt to pin bodies of different sizes. At the same time, the first grinding plate and the second grinding plate can assist in grinding during grinding, thereby improving the grinding efficiency. At the same time, the pulley provided at the lower end of the grinding mechanism is convenient for adjusting the position of the grinding mechanism, adapting to pin bodies of different sizes, and improving the application range of the device;

[0014] 2. At the same time, during the grinding process, the first motor on the side of the shell is started to drive the gear to rotate, and the gear drives the slide plate meshed with the tooth block to slide inside the shell. During the sliding process, the slide plate pushes the pin body to move, so that the side of the pin body is evenly ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0016] Figure 2 It is a three-dimensional structural schematic diagram of the grinding mechanism of the utility model;

[0017] Figure 3 It is a three-dimensional structural diagram of the limiting mechanism of the utility model;

[0018] Figure 4 This is a schematic diagram of the three-dimensional structure of the third support block of the utility model;

[0019] Figure 5 It is a schematic diagram of the three-dimensional structure of the gear of the utility model.

[0020] In the figure: 1. first support block; 2. limit mechanism; 21. slide groove; 22. slide rod; 23. first grinding plate; 24. bolt; 25. second grinding plate; 31. support column; 32. shell; 33. slide plate; 34. gear block; 35. first motor; 36. gear; 4. grinding mechanism; 41. second support block; 42. second motor; 43. grinding disc; 44. protective shell; 45. pulley; 51. water tank; 52. water inlet; 53. water outlet; 54. magnetic plate; 61. third support block; 62. third motor; 63. rubber disc; 7. pin shaft body. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] When implementing: Figure 1-5 As shown, an excavator super-large tonnage pin grinding assembly comprises: a first support block 1, a limiting mechanism 2 and a grinding mechanism 4, wherein the limiting mechanism 2 is arranged on the side of the first support block 1, the grinding mechanism 4 is arranged on the left side of the first support block 1, a water tank 51 is arranged at the rear end of the grinding mechanism 4, a third support block 61 is arranged on the right side of the first support block 1, a third motor 62 is arranged at the front end of the third support block 61, the output shaft of the third motor 62 is connected to a rubber disc 63, and the rubber disc 63 is arranged at the rear end of the third support block 61. When the device is in use, the pin body 7 is first placed on the inner side of the grinding mechanism 4 at the upper end of the first support block 1, and the grinding mechanism 4 is started at this time to grind the pin body 7. During the grinding process, the support column 31 connected to the end of the first support block 1 is slidably connected to the slide plate 33, thereby pushing the pin body 7 to be ground, and at the same time, the rubber disc 63 is driven to rotate by the third motor 62 to assist in grinding the pin body 7, and the water discharged from the water tank 51 is used to cool the grinding mechanism 4 during the grinding process.

[0023] The limiting mechanism 2 includes a slide groove 21, a slide rod 22, a first grinding plate 23, a bolt 24 and a second grinding plate 25. A slide groove 21 is opened on the side of the first support block 1, and two slide rods 22 are symmetrically arranged inside the slide groove 21. A bolt 24 is arranged between the two slide rods 22. When the device is in use, the pin shaft body 7 is first placed on the upper end of the first support block 1, and the first grinding plate 23 is driven to slide on the side of the slide rod 22 by rotating the bolt 24, so that the first grinding plate 23 and the second grinding plate 25 have a limiting effect on the pin shaft body 7. At the same time, during grinding, the first grinding plate 23 and the second grinding plate 25 can perform auxiliary grinding to improve the grinding efficiency.

[0024] The two slide bars 22 are slidably connected with the first grinding plate 23, the bolts 24 are threadedly connected to the first grinding plate 23, and the second grinding plate 25 is arranged on the upper end of the first support block 1. When the device is in use, the pin shaft body 7 is first placed on the upper end of the first support block 1, and the first grinding plate 23 is driven to slide on the side of the slide bar 22 by rotating the bolts 24, so that the first grinding plate 23 and the second grinding plate 25 have a limiting effect on the pin shaft body 7. At the same time, during grinding, the first grinding plate 23 and the second grinding plate 25 can perform auxiliary grinding to improve the grinding efficiency.

[0025] A support column 31 is arranged at the side of the first support block 1 , a shell 32 is arranged at the upper end of the support column 31 , a slide plate 33 is slidably arranged inside the shell 32 , and a tooth block 34 is arranged at an equal distance at the lower end of the slide plate 33 .

[0026] A first motor 35 is provided on the side of the shell 32, and the output shaft of the first motor 35 is connected to a gear 36, which is provided on the inner side of the shell 32, and is meshed with the tooth block 34. When the device is in use, during the grinding process, the first motor 35 on the side of the shell 32 is started to drive the gear 36 to rotate, and the gear 36 drives the slide plate 33 meshed with the tooth block 34 to slide on the inner side of the shell 32. During the sliding process, the slide plate 33 pushes the pin shaft body 7 to move, so that the side of the pin shaft body 7 is evenly ground.

[0027] The grinding mechanism 4 includes a second support block 41, a second motor 42, a grinding disc 43, a protective shell 44 and a pulley 45. The second support block 41 is arranged on the side of the first support block 1, and the second motor 42 is arranged at the front end of the second support block 41. The output shaft of the second motor 42 is connected with the grinding disc 43, and the grinding disc 43 is arranged at the rear end of the second support block 41. A protective shell 44 is arranged on the side of the grinding disc 43, and two pulleys 45 are symmetrically arranged at the lower end of the second support block 41. When the device is in use, the second motor 42 arranged at the front end of the second support block 41 is started to drive the grinding disc 43 to grind the pin shaft body 7. At the same time, the position of the second support block 41 can be adjusted by the pulley 45 during the use of the device to adapt to pin shaft bodies 7 of different sizes.

[0028] A water tank 51 is arranged on the side of the second support block 41, a water inlet 52 is opened on the upper end of the water tank 51, a water outlet pipe 53 is connected to the side of the water tank 51, and a magnetic plate 54 is connected to the lower end of the water outlet pipe 53. When the device is in use, the magnetic plate 54 is removed during the grinding process. At this time, water flows to the grinding disc 43 through the water outlet pipe 53 to cool down the grinding disc 43, so as to avoid overheating of the grinding disc 43 due to long-term grinding and reduce the service life.

[0029] When the utility model is used, the pin shaft body 7 is first placed on the upper end of the first support block 1, and the first grinding plate 23 is driven to slide on the side of the slide rod 22 by rotating the bolt 24, so that the first grinding plate 23 and the second grinding plate 25 have a limiting effect on the pin shaft body 7, and the first grinding plate 23 and the second grinding plate 25 can assist in grinding during grinding, thereby improving the grinding efficiency;

[0030] During the grinding process, the first motor 35 on the side of the housing 32 is started to drive the gear 36 to rotate, and the gear 36 drives the slide plate 33 meshed with the tooth block 34 to slide inside the housing 32. During the sliding process, the slide plate 33 pushes the pin body 7 to move, so that the side of the pin body 7 is evenly ground;

[0031] At the same time, the second motor 42 provided at the front end of the second support block 41 is started to drive the grinding disc 43 to grind the pin body 7, and then the third motor 62 is started to drive the rubber disc 63 to rotate to assist in grinding the pin body 7. At the same time, the position of the second support block 41 can be adjusted by the pulley 45 during the use of the device to adapt to pin bodies 7 of different sizes;

[0032] During the grinding process, the magnetic plate 54 is removed, and water flows to the grinding disc 43 through the water outlet pipe 53 to cool the grinding disc 43, thereby preventing the grinding disc 43 from overheating due to long-term grinding and reducing its service life.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An excavator super-large tonnage pin grinding assembly, characterized in that: include: A first support block (1), a limiting mechanism (2) and a grinding mechanism (4), wherein the limiting mechanism (2) is arranged on the side of the first support block (1), the grinding mechanism (4) is arranged on the left side of the first support block (1), a water tank (51) is arranged at the rear end of the grinding mechanism (4), a third support block (61) is arranged on the right side of the first support block (1), a third motor (62) is arranged at the front end of the third support block (61), the output shaft of the third motor (62) is connected to a rubber disk (63), and the rubber disk (63) is arranged at the rear end of the third support block (61).

2. The large-tonnage pin grinding assembly for excavators according to claim 1, characterized in that: The limiting mechanism (2) comprises a slide groove (21), a slide rod (22), a first grinding plate (23), a bolt (24) and a second grinding plate (25); a slide groove (21) is provided on the side of the first support block (1); two slide rods (22) are symmetrically arranged inside the slide groove (21); and a bolt (24) is arranged between the two slide rods (22).

3. The large-tonnage pin grinding assembly for excavators according to claim 2, characterized in that: The two sliding rods (22) are slidably connected to a first grinding plate (23), the bolts (24) are threadedly connected to the first grinding plate (23), and a second grinding plate (25) is arranged on the upper end of the first supporting block (1).

4. The large-tonnage pin grinding assembly for excavators according to claim 1, characterized in that: A support column (31) is arranged on the side of the first support block (1), a shell (32) is arranged on the upper end of the support column (31), a slide plate (33) is slidably arranged inside the shell (32), and a tooth block (34) is equidistantly arranged at the lower end of the slide plate (33).

5. The large-tonnage pin grinding assembly for excavators according to claim 4, characterized in that: A first motor (35) is arranged on the side of the housing (32); an output shaft of the first motor (35) is connected to a gear (36); the gear (36) is arranged inside the housing (32); and the gear (36) is meshedly connected with a gear block (34).

6. The large-tonnage pin grinding assembly for excavators according to claim 1, characterized in that: The grinding mechanism (4) comprises a second support block (41), a second motor (42), a grinding disc (43), a protective shell (44) and a pulley (45); the second support block (41) is arranged on the side of the first support block (1); the second motor (42) is arranged at the front end of the second support block (41); the output shaft of the second motor (42) is connected to the grinding disc (43), and the grinding disc (43) is arranged at the rear end of the second support block (41); the protective shell (44) is arranged on the side of the grinding disc (43); and two pulleys (45) are symmetrically arranged at the lower end of the second support block (41).

7. The large-tonnage pin grinding assembly for excavators according to claim 6, characterized in that: A water tank (51) is arranged on the side of the second support block (41), a water inlet (52) is opened at the upper end of the water tank (51), a water outlet pipe (53) is connected to the side of the water tank (51), and a magnetic plate (54) is connected to the lower end of the water outlet pipe (53).

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