CN221792103U - A grinding device for crane processing parts - Google Patents

Abstract

The utility model relates to the field of polishing equipment, and discloses a crane processing accessory polishing device which comprises a platform, a polishing box, a door, a polishing mechanism, a clamping mechanism and a transmission mechanism. The utility model has the following advantages and effects: can control to press from both sides tight fixed hoist accessory and polish a section of thick bamboo and rotate simultaneously for hoist accessory is hugged closely the lateral wall of polishing a section of thick bamboo all the time, and makes the rotational speed of hoist accessory be less than the rotational speed of polishing a section of thick bamboo, so that carry out comprehensive effectual processing of polishing to hoist accessory, it is rotatory that the hoist accessory is stirred to unnecessary staff to utilize body of rod or other instrument, the simple operation, the security is high, and to hoist accessory polishing in-process moreover, can effectively avoid the dust diffusion that produces to cause environmental pollution and air quality variation in operational environment, the practicality is promoted.

Description

A grinding device for crane processing parts

Technical Field

The utility model relates to the technical field of grinding equipment, in particular to a grinding device for crane processing accessories.

Background Art

Cranes refer to multi-action lifting machinery that can lift heavy objects vertically and carry them horizontally within a certain range. They are widely used in construction sites, railway and highway construction, mining, logistics handling, factory manufacturing, etc. The main parts of cranes are made of metal parts, mainly because metal parts have good mechanical properties and are used to carry and unload objects stably and reliably. Metal parts are generally made of metal die-casting. After die-casting, the surface of metal parts is prone to burrs and unevenness, and grinding devices are needed to grind and polish the surface. After searching, the patent document with authorization announcement number CN213498261U announces a grinding device for crane processing, including a machine base, a grinding mechanism and a workpiece clamping mechanism, a crossbeam is connected to the left end of the machine base, the grinding mechanism includes a grinding cylinder and a driving motor, the workpiece clamping mechanism includes a mounting plate and two clamping mechanisms that are slidably connected to the machine base, a fixed seat is provided on each side of the right end of the mounting plate, the two clamping mechanisms are respectively fixed on the fixed seats, and a top block is rotatably connected to the inner side of the two clamping mechanisms, a pull rod is connected to the left end of the mounting plate, a through hole corresponding to the pull rod is provided on the crossbeam, the left end of the pull rod passes through the crossbeam, and a spring is also sleeved on the pull rod between the crossbeam and the mounting plate. The utility model utilizes a retractable workpiece clamping mechanism to replace workers holding the workpiece for grinding.

In actual operation, it is found that the above-mentioned existing scheme still has at least the following shortcomings: during the clamping and grinding of the crane accessories, the staff still needs to use the rod body or other tools to rotate the crane accessories to ensure that the crane accessories are fully and effectively ground. However, the operation method of the staff using the rod body or other tools to rotate the crane accessories is not only cumbersome and troublesome, but also increases the workload. In addition, due to the high-speed rotation of the grinding cylinder, when the rod body or other tools used by the staff accidentally touch the grinding cylinder, dangerous accidents may easily occur, posing a safety hazard. Therefore, we propose a grinding device for crane processing accessories to solve the above problems.

Utility Model Content

The purpose of the utility model is to provide a grinding device for crane processing parts, which can control the clamped crane parts and the grinding cylinder to rotate simultaneously, so that the crane parts are always close to the side wall of the grinding cylinder, and the rotation speed of the crane parts is less than the rotation speed of the grinding cylinder, so as to facilitate comprehensive and effective grinding processing of the crane parts, without the need for workers to use rods or other tools to rotate the crane parts, and the operation is convenient and safe. In addition, in the process of grinding the crane parts, it is possible to effectively avoid the generated powder chips from spreading in the working environment to cause environmental pollution and deterioration of air quality, thereby improving the effect of practical performance.

The above technical objectives of the utility model are achieved through the following technical solutions: A grinding device for crane processing parts, including a platform, a grinding box, a box door, a grinding mechanism, a clamping mechanism and a transmission mechanism, wherein the grinding box is fixedly mounted on

The top of the platform and the front side of the grinding box are open structures, and the box door is rotatably installed on the front side wall of the grinding box by a hinge. The grinding mechanism, clamping mechanism and transmission mechanism are all arranged in the grinding box. The grinding mechanism includes a motor, a driving shaft, a lower mounting plate, a grinding cylinder, a first shaft seat, a connecting shaft and an upper mounting plate. The motor is fixedly installed on the bottom inner wall of the grinding box, the driving shaft is fixedly installed on the output shaft end of the motor, the lower mounting plate is fixedly installed on the top of the driving shaft, the bottom of the grinding cylinder is detachably connected and fixed to the lower mounting plate, the first shaft seat is fixedly installed on the top inner wall of the grinding box, the connecting shaft is rotatably installed on the bottom of the first shaft seat, the upper mounting plate is fixedly installed on the bottom end of the connecting shaft, the top of the grinding cylinder is detachably connected and fixed to the upper mounting plate, crane accessories are placed in the grinding box, the clamping mechanism is used to clamp and fix the crane accessories, and the transmission mechanism is used to control the rotation of the clamped crane accessories.

The utility model is further configured as follows: the clamping mechanism includes a first electric hydraulic cylinder, a vertical plate, a spring, a U-shaped plate, a vertical shaft, a lower clamping plate, a second electric hydraulic cylinder, a second shaft seat and an upper clamping plate, the first electric hydraulic cylinder is fixedly mounted on the left inner wall of the grinding box, the vertical plate is fixedly mounted on the output shaft end of the first electric hydraulic cylinder, the left end of the spring is fixedly connected to the right side wall of the vertical plate, the U-shaped plate is fixedly mounted on the right end of the spring, a mounting hole is opened on the bottom inner wall of the U-shaped plate, the vertical shaft is rotatably mounted in the mounting hole through a bearing, both ends of the vertical shaft extend outside the mounting hole, the lower clamping plate is fixedly mounted on the top end of the vertical shaft, the second electric hydraulic cylinder is fixedly mounted on the top inner wall of the U-shaped plate, the second shaft seat is rotatably mounted on the output shaft end of the second electric hydraulic cylinder, the upper clamping plate is fixedly mounted on the bottom of the second shaft seat, the bottom of the crane accessory is in conflict with the lower clamping plate, the top of the crane accessory is in conflict with the upper clamping plate, and the side wall of the crane accessory is in conflict with the side wall of the grinding cylinder.

The utility model is further configured as follows: two transverse guide rods are fixedly installed on the left side wall of the U-shaped plate, the spring is located between the two transverse guide rods, two guide holes are opened on one side of the vertical plate, the left ends of the two transverse guide rods slide through the corresponding guide holes respectively, and the left ends of the two transverse guide rods are fixedly installed with stoppers.

The utility model is further configured as follows: the transmission mechanism includes an active bevel gear, a first bearing plate, a transmission shaft, a driven bevel gear, a second bearing plate, a rectangular slide rod, a worm and a worm wheel. The active bevel gear is fixedly sleeved on the driving shaft, the first bearing plate is fixedly mounted on the bottom inner wall of the grinding box and is located on the left side of the motor, the transmission shaft is rotatably mounted on the first bearing plate, the driven bevel gear is fixedly mounted on the right end of the transmission shaft, the driven bevel gear is meshed with the active bevel gear, a rectangular slide groove is opened at the left end of the transmission shaft, the second bearing plate is fixedly mounted on the bottom of the U-shaped plate and is located on the right side of the vertical axis, the rectangular slide rod is slidably mounted in the rectangular slide groove, the left end of the rectangular slide rod extends outside the rectangular slide groove, the worm is rotatably mounted on the second bearing plate, the right end of the worm is fixedly connected to the left end of the rectangular slide rod, the worm wheel is fixedly mounted on the bottom end of the vertical shaft, and the worm is meshed with the worm wheel.

The utility model is further configured as follows: limiting grooves are provided on the bottom inner wall and the top inner wall of the rectangular slide groove, limiting blocks are fixedly installed on the top and the bottom of the rectangular slide rod, and the two limiting blocks are respectively slidably installed in the corresponding limiting grooves.

The utility model is further configured as follows: an observation hole is provided on the box door, and an observation mirror is fixedly installed in the observation hole.

The utility model is further configured as follows: a dust suction fan is fixedly installed on the top of the polishing box, and the suction of the dust suction fan

A dust suction pipe is fixedly installed at the end, one end of the dust suction pipe away from the dust suction fan extends into the polishing box, and a dust discharge pipe is fixedly installed at the discharge end of the dust suction fan.

The beneficial effects of the utility model are:

1. The utility model is used for grinding crane accessories by utilizing a grinding mechanism composed of a motor, a driving shaft, a lower mounting plate, a grinding cylinder, a first shaft seat, a connecting shaft and an upper mounting plate.

2. The utility model can securely clamp and fix the crane accessories by utilizing a clamping mechanism consisting of a first electric hydraulic cylinder, a vertical plate, a spring, a U-shaped plate, a vertical shaft, a lower clamping plate, a second electric hydraulic cylinder, a second shaft seat and an upper clamping plate. During the grinding process, the elastic force of the spring can be utilized to ensure that the crane accessories are always in close contact with the side wall of the grinding cylinder.

3. The utility model can control the clamped crane accessories and the grinding cylinder to rotate simultaneously by utilizing a transmission mechanism composed of a movable bevel gear, a first bearing plate, a transmission shaft, a driven bevel gear, a second bearing plate, a rectangular slide rod, a worm and a worm wheel, so that the crane accessories are always in close contact with the side wall of the grinding cylinder, and the rotation speed of the crane accessories is lower than that of the grinding cylinder, so as to facilitate comprehensive and effective grinding of the crane accessories. There is no need for the staff to use a rod or other tools to rotate the crane accessories, the operation is convenient, and the safety performance during the grinding operation is improved.

4. The utility model grinds the crane parts in the inner space of the grinding box, so that the dust generated during the grinding process can only be diffused in the grinding box. By controlling the operation of the dust suction fan, the dust generated by the grinding can be discharged in sequence through the dust suction pipe, the dust suction fan and the dust exhaust pipe, and the dust can be sucked out of the grinding box to ensure that the inside of the grinding box is clean, thereby effectively preventing the dust from spreading over a large area in the working environment to cause environmental pollution and deterioration of air quality.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic diagram of the three-dimensional structure of this embodiment.

FIG. 2 is a schematic diagram of the front cross-sectional structure of the present embodiment.

FIG. 3 is an enlarged structural schematic diagram of part A in FIG. 2 .

FIG. 4 is a schematic diagram of a side cross-sectional structure of a transmission shaft and a rectangular slide bar.

In the figure, 1, platform; 2, grinding box; 3, box door; 4, motor; 5, driving shaft; 6, lower mounting plate; 7, grinding cylinder; 8, first shaft seat; 9, connecting shaft; 10, upper mounting plate; 11, first electric hydraulic cylinder; 12, vertical plate; 13, spring; 14, U-shaped plate; 15, vertical axis; 16, lower clamping plate; 17, second electric hydraulic cylinder; 18, second shaft seat; 19, upper clamping plate; 20, crane accessories; 21, horizontal guide rod; 22, block; 23, active bevel gear; 24, first bearing plate; 25, transmission shaft; 26, driven bevel gear; 27, rectangular slide; 28, second bearing plate; 29, rectangular slide rod; 30, worm; 31, worm wheel; 32, observation mirror; 33, dust suction fan; 34, dust suction pipe; 35, dust exhaust pipe.

DETAILED DESCRIPTION

The following will clearly and completely describe the technical solution of the utility model in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

For example, all other embodiments obtained by ordinary technicians in this field without making any creative work shall fall within the scope of protection of this utility model.

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model provides a grinding device for crane processing parts, including a platform 1, a grinding box 2, a box door 3, a grinding mechanism, a clamping mechanism and a transmission mechanism. The grinding box 2 is fixedly installed on the top of the platform 1, and the front side of the grinding box 2 is an opening structure. The box door 3 is rotatably installed on the front side wall of the grinding box 2 through a hinge. The box door 3 is used to block and cover the front opening of the grinding box 2. By grinding the crane parts 20 in the internal space of the grinding box 2, the powder generated during the grinding process can only be diffused in the grinding box 2, thereby effectively preventing the powder from being widely diffused in the working environment to cause environmental pollution and poor air quality. The grinding mechanism, the clamping mechanism and the transmission mechanism are all arranged in the grinding box 2, wherein:

The above-mentioned grinding mechanism includes a motor 4, a driving shaft 5, a lower mounting plate 6, a grinding cylinder 7, a first shaft seat 8, a connecting shaft 9 and an upper mounting plate 10. The motor 4 is fixedly mounted on the bottom inner wall of the grinding box 2, the driving shaft 5 is fixedly mounted on the output shaft end of the motor 4, the lower mounting plate 6 is fixedly mounted on the top of the driving shaft 5, the bottom of the grinding cylinder 7 is detachably connected and fixed to the lower mounting plate 6, the first shaft seat 8 is fixedly mounted on the top inner wall of the grinding box 2, the connecting shaft 9 is rotatably mounted on the bottom of the first shaft seat 8, the upper mounting plate 10 is fixedly mounted on the bottom end of the connecting shaft 9, the top of the grinding cylinder 7 is detachably connected and fixed to the upper mounting plate 10, and the motor The machine 4 is used to control the driving shaft 5, the lower mounting plate 6, the grinding cylinder 7, the connecting shaft 9 and the upper mounting plate 10 to rotate simultaneously. The grinding cylinder 7 is used to grind the crane accessories 20. It should be supplemented that the motor 4 adopts a high-speed motor. The bottom of the grinding cylinder 7 can be fixed to the lower mounting plate 6 by bolt assembly. The top of the grinding cylinder 7 can be fixed to the upper mounting plate 10 by bolt assembly, so as to facilitate the later disassembly, assembly, maintenance and replacement of the grinding cylinder 7. The crane accessories 20 are placed in the grinding box 2. The clamping mechanism is used to clamp and fix the crane accessories 20. The above-mentioned clamping mechanism includes a first electric hydraulic cylinder 11, a vertical plate 12, Spring 13, U-shaped plate 14, vertical shaft 15, lower clamping plate 16, second electric hydraulic cylinder 17, second shaft seat 18 and upper clamping plate 19, the first electric hydraulic cylinder 11 is fixedly mounted on the left inner wall of the grinding box 2, the vertical plate 12 is fixedly mounted on the output shaft end of the first electric hydraulic cylinder 11, the left end of the spring 13 is fixedly connected to the right side wall of the vertical plate 12, the U-shaped plate 14 is fixedly mounted on the right end of the spring 13, a mounting hole is opened on the bottom inner wall of the U-shaped plate 14, the vertical shaft 15 is rotatably mounted in the mounting hole through a bearing, both ends of the vertical shaft 15 extend outside the mounting hole, the lower clamping plate 16 is fixedly mounted on the top of the vertical shaft 15, the second electric The hydraulic cylinder 17 is fixedly mounted on the top inner wall of the U-shaped plate 14, the second shaft seat 18 is rotatably mounted on the output shaft end of the second electric hydraulic cylinder 17, the upper clamping plate 19 is fixedly mounted on the bottom of the second shaft seat 18, the bottom of the crane accessory 20 is in contact with the lower clamping plate 16, the top of the crane accessory 20 is in contact with the upper clamping plate 19, and the side wall of the crane accessory 20 is in contact with the side wall of the grinding cylinder 7. The height position of the second shaft seat 18 and the upper clamping plate 19 can be adjusted by the second electric hydraulic cylinder 17, and the crane accessory 20 can be clamped and fixed in the U-shaped plate 14 by the cooperation of the upper clamping plate 19 and the lower clamping plate 16. The first electric hydraulic cylinder 11 can control the vertical plate 12, the spring 13, the U-shaped plate 14, the vertical shaft 15, the lower clamping plate 16, the second electric hydraulic cylinder 17, the second shaft seat 18 and the upper clamping plate 19 to move horizontally and linearly, so as to move the clamped crane accessory 20 to contact the outer wall of the grinding cylinder 7, so as to facilitate the grinding of the crane accessory 20. By utilizing the elastic force generated by the compression of the spring 13, during the grinding of the crane accessory 20, the crane accessory 20 can always be close to the side wall of the grinding cylinder 7, so as to facilitate the comprehensive grinding of the crane accessory 20. It should be noted that, as shown in FIG. The first electric hydraulic cylinder 11 and the second electric hydraulic cylinder 17 are both in an extended state, and the spring 13 is in a compressed state. The transmission mechanism is used to control the rotation of the clamped crane accessory 20. The transmission mechanism includes an active bevel gear 23, a first bearing plate 24, a transmission shaft 25, a driven bevel gear 26, a second bearing plate 28, a rectangular slide bar 29, a worm 30 and a worm wheel 31. The active bevel gear 23 is fixedly sleeved on the drive shaft 5, the first bearing plate 24 is fixedly mounted on the bottom inner wall of the grinding box 2 and is located on the left side of the motor 4, the transmission shaft 25 is rotatably mounted on the first bearing plate 24, and the driven bevel gear 26 is fixedly mounted on the transmission shaft 5. At the right end of the driving shaft 25, the driven bevel gear 26 is meshed with the active bevel gear 23, and a rectangular slot 27 is provided at the left end of the transmission shaft 25. The second bearing plate 28 is fixedly mounted at the bottom of the U-shaped plate 14 and is located on the right side of the vertical shaft 15. The rectangular slide bar 29 is slidably mounted in the rectangular slot 27, and the left end of the rectangular slide bar 29 extends out of the rectangular slot 27. The worm 30 is rotatably mounted on the second bearing plate 28, and the right end of the worm 30 is fixedly connected to the left end of the rectangular slide bar 29. The worm wheel 31 is fixedly mounted at the bottom end of the vertical shaft 15, and the worm 30 is meshed with the worm wheel 31. The meshing transmission effect of the active bevel gear 23 and the driven bevel gear 26 is utilized. , the transmission shaft 25 can be controlled to rotate, and the sliding connection between the rectangular slide bar 29 and the rectangular slide groove 27 can make the transmission shaft 25, the rectangular slide bar 29 and the worm 30 rotate synchronously. The meshing transmission effect of the worm 30 and the worm wheel 31 can be used to control the rotation of the vertical shaft 15, thereby controlling the rotation of the clamped crane accessory 20. The meshing transmission between the worm 30 and the worm wheel 31 has the characteristic of deceleration, so that the rotation speed of the crane accessory 20 is less than the rotation speed of the grinding drum 7, so as to facilitate the comprehensive and effective grinding of the crane accessory 20, without the need for the staff to use the rod body or other tools to rotate the crane accessory 20.

In this embodiment, two transverse guide rods 21 are fixedly installed on the left side wall of the U-shaped plate 14, and the spring 13 is located between the two transverse guide rods 21. Two guide holes are opened on one side of the vertical plate 12. The left ends of the two transverse guide rods 21 slide through the corresponding guide holes respectively. The left ends of the two transverse guide rods 21 are fixedly installed with a stopper 22. The sliding connection between the transverse guide rods 21 and the guide holes can be used to guide the moving direction of the U-shaped plate 14, so that the U-shaped plate 14 maintains horizontal and linear movement. The stopper 22 can be used to block and limit the rightward movement of the U-shaped plate 14.

In this embodiment, limiting grooves are provided on the bottom inner wall and the top inner wall of the rectangular slide groove 27, and limiting blocks are fixedly installed on the top and bottom of the rectangular slide rod 29. The two limiting blocks are respectively slidably installed in the corresponding limiting grooves. The sliding stroke of the rectangular slide rod 29 can be limited by the sliding connection of the limiting blocks in the limiting grooves.

In this embodiment, an observation hole is opened on the box door 3, and an observation mirror 32 is fixedly installed in the observation hole. The observation hole and the observation mirror 32 are provided to facilitate observation of the grinding of the crane accessories 20 inside the grinding box 2. It should be added that the observation mirror 32 is made of transparent tempered glass, which has the characteristics of high strength, high hardness and transparency, so that the observation mirror 32 is not easy to break.

In this embodiment, a dust suction fan 33 is fixedly installed on the top of the grinding box 2, and a dust suction pipe 34 is fixedly installed on the suction end of the dust suction fan 33. The end of the dust suction pipe 34 away from the dust suction fan 33 extends into the grinding box 2, and a dust exhaust pipe 35 is fixedly installed on the discharge end of the dust suction fan 33. By utilizing the suction generated by the operation of the dust suction fan 33, the dust generated in the process of grinding the crane accessories 20 can be sucked out of the grinding box 2 to keep the inside of the grinding box 2 clean. It should be added that the end of the dust exhaust pipe 35 away from the dust suction fan 33 can be connected to an external dust collecting box or a dust collecting bag to collect the dust extracted from the inside of the grinding box 2. The dust collecting box and the dust collecting bag are conventional technical means in the existing field, so they will not be described in detail in this article.

In the present embodiment, it should be noted that a controller is installed on the outer wall of the grinding box 2, and a plurality of control buttons are arranged on the controller. The motor 4, the first electric hydraulic cylinder 11, the second electric hydraulic cylinder 17, the dust suction fan 33 and the controller are electrically connected to the external circuit through wires. The plurality of control buttons can be used to respectively control the power-on operation of the motor 4, the first electric hydraulic cylinder 11, the second electric hydraulic cylinder 17 and the dust suction fan 33. The circuit connection and control method thereof are mature technologies in this field and have been fully disclosed, so they will not be repeated in the specification.

Through the above structure, the crane processing parts grinding device provided by the utility model can control the clamped crane parts 20 and the grinding cylinder 7 to rotate simultaneously when in use, so that the crane parts 20 are always close to the side wall of the grinding cylinder 7, and the rotation speed of the crane parts 20 is less than the rotation speed of the grinding cylinder 7, so as to facilitate comprehensive and effective grinding of the crane parts 20, without the need for the staff to use the rod body or other tools to rotate the crane parts 20, the operation is convenient, the safety is high, and in the process of grinding the crane parts 20, the generated powder chips can be effectively prevented from spreading in the working environment to cause environmental pollution and deterioration of air quality, thereby improving the practical performance. In the specific operation, the box door 3 is opened, the crane parts 20 are placed vertically on the lower clamping plate 16, and then the second electric hydraulic cylinder 17 is controlled to extend and run The second shaft seat 18 and the upper clamping plate 19 are made to descend vertically until the upper clamping plate 19 is tightly in contact with the top of the crane accessory 20, and the second electric hydraulic cylinder 17 is stopped. At this time, the crane accessory 20 is firmly clamped and fixed. Then the first electric hydraulic cylinder 11 is controlled to extend and operate so that the vertical plate 12, spring 13, U-shaped plate 14, vertical shaft 15, lower clamping plate 16, second electric hydraulic cylinder 17, second shaft seat 18, upper clamping plate 19, second bearing plate 28, worm 30, worm gear 31 and the clamped crane accessory 20 move horizontally toward the grinding tube 7. At this time, the rectangular slide bar 29 gradually slides into the rectangular slide groove 27. When the crane accessory 20 is tightly fitted with the side wall of the grinding tube 7, the first electric hydraulic cylinder 11 is continued to be controlled to extend a short distance. At this time, the crane accessory 20 The position of the component 20 no longer changes, the vertical plate 12 will continue to move a short distance, the spring 13 is compressed and deformed to generate elastic force, and then the first electric hydraulic cylinder 11 stops running, and then the box door 3 is closed, and the motor 4 is started to run. The motor 4 drives the drive shaft 5, the active bevel gear 23, the lower mounting plate 6, the grinding cylinder 7, the upper mounting plate 10 and the connecting shaft 9 to rotate. By utilizing the meshing transmission effect of the active bevel gear 23 and the driven bevel gear 26, the transmission shaft 25, the rectangular slide bar 29 and the worm 30 can be controlled to rotate synchronously. By utilizing the meshing transmission effect of the worm 30 and the worm wheel 31, the vertical shaft 15, the lower clamping plate 16, the upper clamping plate 19 and the clamped crane component 20 can be controlled to rotate, and the rotation speed of the crane component 20 can be made less than the rotation speed of the grinding cylinder 7, so that the grinding cylinder 7 can be used to The accessory 20 is subjected to comprehensive and effective grinding processing. During the grinding process, the elastic force of the spring 13 can make the crane accessory 20 always close to the side wall of the grinding tube 7, so that the staff no longer needs to use a rod or other tools to rotate the crane accessory 20 to achieve comprehensive grinding, thereby improving the safety performance. In addition, by grinding the crane accessory 20 in the internal space of the grinding box 2, the powder generated during the grinding process can only be diffused in the grinding box 2, and then by controlling the operation of the dust suction fan 33, the powder generated by the grinding can be discharged in sequence through the dust suction pipe 34, the dust suction fan 33 and the dust exhaust pipe 35, so that the powder can be sucked out of the grinding box 2 to ensure that the inside of the grinding box 2 is clean, thereby effectively preventing the powder from spreading on a large scale in the working environment to cause environmental pollution and deterioration of air quality.

Claims (7)

1. A grinding device for crane processing parts, characterized in that it comprises a platform (1), a grinding box (2), a box door (3), a grinding mechanism, a clamping mechanism and a transmission mechanism, wherein the grinding box (2) is fixedly mounted on the top of the platform (1), the front side of the grinding box (2) is an open structure, the box door (3) is rotatably mounted on the front side wall of the grinding box (2) through a hinge, and the grinding mechanism, the clamping mechanism and the transmission mechanism are all arranged in the grinding box (2); The grinding mechanism comprises a motor (4), a drive shaft (5), a lower mounting plate (6), a grinding cylinder (7), a first shaft seat (8), a connecting shaft (9) and an upper mounting plate (10); the motor (4) is fixedly mounted on the bottom inner wall of the grinding box (2); the drive shaft (5) is fixedly mounted on the output shaft end of the motor (4); the lower mounting plate (6) is fixedly mounted on the top end of the drive shaft (5); the bottom of the grinding cylinder (7) is detachably connected and fixed to the lower mounting plate (6); the first shaft seat (8) is fixedly mounted on the top inner wall of the grinding box (2); the connecting shaft (9) is rotatably mounted on the bottom of the first shaft seat (8); the upper mounting plate (10) is fixedly mounted on the bottom end of the connecting shaft (9); the top of the grinding cylinder (7) is detachably connected and fixed to the upper mounting plate (10); A crane accessory (20) is placed in the polishing box (2); the clamping mechanism is used to clamp and fix the crane accessory (20); and the transmission mechanism is used to control the rotation of the clamped and fixed crane accessory (20). 2. A grinding device for crane processing parts according to claim 1, characterized in that: the clamping mechanism comprises a first electric hydraulic cylinder (11), a vertical plate (12), a spring (13), a U-shaped plate (14), a vertical shaft (15), a lower clamping plate (16), a second electric hydraulic cylinder (17), a second shaft seat (18) and an upper clamping plate (19), the first electric hydraulic cylinder (11) is fixedly mounted on the left inner wall of the grinding box (2), the vertical plate (12) is fixedly mounted on the output shaft end of the first electric hydraulic cylinder (11), the left end of the spring (13) is fixedly connected to the right side wall of the vertical plate (12), the U-shaped plate (14) is fixedly mounted on the right end of the spring (13), and a bottom inner wall of the U-shaped plate (14) is provided The U-shaped plate (14) has a mounting hole, the vertical shaft (15) is rotatably mounted in the mounting hole through a bearing, both ends of the vertical shaft (15) extend outside the mounting hole, the lower clamping plate (16) is fixedly mounted on the top of the vertical shaft (15), the second electric hydraulic cylinder (17) is fixedly mounted on the top inner wall of the U-shaped plate (14), the second shaft seat (18) is rotatably mounted on the output shaft end of the second electric hydraulic cylinder (17), the upper clamping plate (19) is fixedly mounted on the bottom of the second shaft seat (18), the bottom of the crane accessory (20) is in contact with the lower clamping plate (16), the top of the crane accessory (20) is in contact with the upper clamping plate (19), and the side wall of the crane accessory (20) is in contact with the side wall of the grinding cylinder (7). 3. A crane processing parts grinding device according to claim 2, characterized in that: two transverse guide rods (21) are fixedly installed on the left side wall of the U-shaped plate (14), the spring (13) is located between the two transverse guide rods (21), two guide holes are opened on one side of the vertical plate (12), the left ends of the two transverse guide rods (21) respectively slide through the corresponding guide holes, and the left ends of the two transverse guide rods (21) are fixedly installed with stoppers (22). 4. A grinding device for crane processing parts according to claim 2, characterized in that: the transmission mechanism comprises an active bevel gear (23), a first bearing plate (24), a transmission shaft (25), a driven bevel gear (26), a second bearing plate (28), a rectangular slide bar (29), a worm (30) and a worm wheel (31), the active bevel gear (23) is fixedly sleeved on the drive shaft (5), the first bearing plate (24) is fixedly mounted on the bottom inner wall of the grinding box (2) and is located on the left side of the motor (4), the transmission shaft (25) is rotatably mounted on the first bearing plate (24), the driven bevel gear (26) is fixedly mounted on the right end of the transmission shaft (25), and the driven bevel gear (26) is fixedly mounted on the right end of the transmission shaft (25). The wheel (26) is meshed with the active bevel gear (23), the left end of the transmission shaft (25) is provided with a rectangular slide groove (27), the second bearing plate (28) is fixedly mounted on the bottom of the U-shaped plate (14) and is located on the right side of the vertical axis (15), the rectangular slide rod (29) is slidably mounted in the rectangular slide groove (27), the left end of the rectangular slide rod (29) extends out of the rectangular slide groove (27), the worm (30) is rotatably mounted on the second bearing plate (28), the right end of the worm (30) is fixedly connected to the left end of the rectangular slide rod (29), the worm wheel (31) is fixedly mounted on the bottom end of the vertical axis (15), and the worm (30) is meshed with the worm wheel (31). 5. A crane processing parts grinding device according to claim 4 is characterized in that: limit grooves are provided on the bottom inner wall and the top inner wall of the rectangular slide groove (27), and limit blocks are fixedly installed on the top and bottom of the rectangular slide rod (29), and the two limit blocks are respectively slidably installed in the corresponding limit grooves. 6. A grinding device for crane processing parts according to claim 1, characterized in that: an observation hole is opened on the box door (3), and an observation mirror (32) is fixedly installed in the observation hole. 7. A grinding device for crane processing parts according to claim 1, characterized in that: a dust suction fan (33) is fixedly installed on the top of the grinding box (2), a dust suction pipe (34) is fixedly installed at the suction end of the dust suction fan (33), an end of the dust suction pipe (34) away from the dust suction fan (33) extends into the grinding box (2), and a dust exhaust pipe (35) is fixedly installed at the discharge end of the dust suction fan (33).