CN217167779U - Grinding tool for rotating hole of gear shaft - Google Patents

Abstract

The utility model discloses a gear shaft hole-rotating grinding tool, which belongs to the technical field of grinding equipment and comprises a shell, wherein the bottom of the shell is provided with a lifting mechanism, the bottom in the shell is provided with a workbench, the workbench is driven by the lifting mechanism, a second motor is arranged in the workbench, the output end of the second motor is connected with a fixing mechanism, the center of the top of the shell is provided with a movable groove, the movable groove is provided with a motor box, the front end and the rear end side wall of the motor box are respectively connected on the inner wall of the movable groove through rotating shafts, the motor box is internally provided with a first motor, the output end of the first motor penetrates through the bottom of the motor box and is connected with a grinding head, the top of the motor box is connected with a connecting part, the middle part of the connecting part is longitudinally provided with a through groove, a sliding rod is arranged in the through groove in a sliding way, one side of the top of the shell is provided with an electric push rod, the output end of the electric push rod is fixedly connected with one end of the sliding rod, and through the arrangement, the utility model, the gear shaft is free from manual grinding, and regular chamfers can be ground at edges of the gear shaft, and the practicability of the grinding tool is improved.

Description

A gear shaft rotary hole grinding tool

technical field

The utility model relates to the technical field of grinding equipment, in particular to a gear shaft rotating hole grinding tool.

Background technique

Gear shaft refers to the mechanical part that supports the rotating part and rotates with it to transmit motion, torque or bending moment. In order to facilitate the installation of the gear shaft on the rotating shaft, a rotating hole is generally opened in the middle position, but the existing rotating hole is drilled. After it comes out, there will be burrs on its inner wall or edges.

In order to facilitate the installation of the gear shaft, it is usually necessary to polish off the burrs in the rotating hole and its edges. However, the existing grinding is usually done manually, which makes the grinding efficiency low, and it is difficult to polish the edges of the rotating hole to produce a regular inverted shape. horn.

Utility model content

The purpose of the present invention is to provide a gear shaft grinding tool to solve the problems mentioned in the above technical background.

The above technical purpose of the present utility model is achieved through the following technical solutions: a gear shaft rotating hole grinding tool, comprising a casing, a lifting mechanism is arranged at the bottom of the casing, a workbench is arranged at the inner bottom of the casing, and the working The table is driven by the lifting mechanism, the work table is provided with a second motor, the output end of the second motor is connected with a fixing mechanism, a movable slot is arranged in the center of the top of the casing, and the movable slot is provided with a motor box, so The front and rear side walls of the motor box are both connected to the inner wall of the movable slot through the rotating shaft. The motor box is provided with a motor 1, and the output end of the motor 1 penetrates the bottom of the motor box and is connected with a grinding head. ;

The top of the motor box is connected with a connecting part, the middle part of the connecting part is longitudinally provided with a through slot, a sliding rod is slidably arranged in the through slot, and one side of the top of the casing is provided with an electric push rod. The output end is fixedly connected with one end of the sliding rod.

As a further solution of the present invention: the lifting mechanism includes a placing box and an electric hydraulic cylinder, the placing box is fixedly connected to the bottom of the casing, the electric hydraulic cylinder is arranged in the placing box, and the output of the electric hydraulic cylinder is The end penetrates the bottom of the housing and is connected with a workbench.

As a further solution of the present invention, at least four groups of guide columns are arranged at the inner bottom of the casing, the guide columns are arranged at the four corners of the workbench, and the guide columns penetrate through the workbench.

As a further solution of the present utility model: the fixing mechanism includes a support plate, and a chute is symmetrically arranged in the middle of the support plate, and a sliding block is slidably arranged in the chute, and the top of the sliding block is connected to the sliding block. There is a fixed plate, a threaded rod is rotated in the chute, one end of the threaded rod penetrates the side wall of the support plate, and the other end of the threaded rod penetrates the slider and is rotatably connected to the chute the inner wall.

As a further solution of the present invention, an air gun is arranged on one side of the bottom of the motor box, and is arranged on one side of the grinding head.

As a further solution of the present invention, a sealing door is hinged to the front end side wall of the casing, and a handle is connected to the front end side wall of the sealing door.

As a further solution of the present invention: the bottom of the casing is connected with a plurality of groups of legs.

To sum up, the utility model has the following beneficial effects:

1. Motor 1 is installed in the motor box. The output end of motor 1 is connected to the grinding head. The front and rear ends of the motor box are connected to the inner wall of the movable groove through the rotating shaft. The top of the motor box is connected with a connecting part. The middle of the connecting part is longitudinally arranged. There is a through groove, and a sliding rod is installed in the through groove, and one end of the sliding rod is connected to the output end of the electric push rod. Through the above setting, the angle of the grinding head can be adjusted, so that the grinding head can touch the edge of the gear shaft rotating hole. Grinding can be carried out, and a regular chamfer can be polished, so that the gear shaft can be better installed in the rotating shaft, thereby improving the practicability of the grinding tool.

2. A sealing door is hinged on the front side wall of the housing, and an air gun is installed on the bottom side of the motor box. When the grinding head is grinding the rotating hole of the gear shaft, the air gun can be started at this time, and the grinding produces The waste chips are blown down from the worktable and fall on the bottom of the shell, and then the sealing door is opened, which can easily clean up the waste chips, and because the abrasive tool is sealed, it can prevent the waste chips from scattering outside, In this way, waste can be prevented from affecting the environment and the health of workers.

3. The worktable can be moved up and down by the electric hydraulic cylinder. There is a second motor in the worktable. The output end of the second motor is connected with a support plate. A fixed plate is connected to the top of the block, and a threaded rod is rotated in the chute, and the threaded rod penetrates the slider. Through the above arrangement, the gear shaft can be easily fixed on the support plate, and the distance between the two fixed plates can be adjusted, so that the The position where the gear shaft is fixed on the support plate can be adjusted, and the support plate can be driven by the second motor, so that the grinding efficiency is higher, thereby reducing the grinding time.

Description of drawings

Fig. 1 is the front sectional view of the utility model;

Fig. 2 is the perspective view of the utility model;

Fig. 3 is the top view of the utility model;

Fig. 4 is the structural representation of the fixing mechanism of the present invention;

Fig. 5 is a partial enlarged view at A in Fig. 1;

In the picture: 1. Shell; 2. Workbench; 3. Motor box; 4. Motor 1; 5. Grinding head; 6. Electric push rod; 7. Motor 2; 8. Electric hydraulic cylinder; 9. Placement box; 10 , outrigger; 11, movable slot; 12, connecting part; 13, through slot; 14, sliding rod; 15, air gun; 16, sealing door; 17, handle; 18, shaft; 19, support plate; 20, fixed plate; 21, threaded rod; 22, chute; 23, slider; 24, guide column.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to 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 implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The utility model provides the following technical solutions;

As shown in Fig. 1-5, a gear shaft rotating hole grinding tool includes a housing 1, a lifting mechanism is arranged at the bottom of the housing 1, a worktable 2 is arranged at the inner bottom of the housing 1, and the worktable 2 is driven by the lifting mechanism, and the worktable 2 There is a motor 2 7 inside, the output end of the motor 2 7 is connected with a fixing mechanism, a movable slot 11 is arranged in the center of the top of the casing 1, and a motor box 3 is arranged in the movable slot 11, and the front and rear side walls of the motor box 3 pass through the rotating shaft. 18 is rotatably connected to the inner wall of the movable slot 11, the motor box 3 is provided with a motor one 4, the output end of the motor one 4 penetrates the bottom of the motor box 3 and is connected with the grinding head 5, through the above settings, the gear shaft is fixed in the fixing mechanism Then start the lifting mechanism, the lifting mechanism drives the worktable 2 to move up, and during the process of the worktable 2 moving upwards, it drives the fixing mechanism to move up and move to a suitable position, so that the gear shaft is in a suitable position, and then start the motor One 4, the motor one 4 drives the grinding head 5, and the grinding head 5 grinds the rotating hole on the gear shaft. During this process, the motor two 7 can be started, and the motor two 7 drives the fixed mechanism to rotate, and drives the gear shaft to rotate. , so that the speed of grinding the gear shaft rotating hole is faster, and the grinding efficiency is improved. The top of the motor box 3 is connected with a connecting part 12. The top side of the casing 1 is provided with an electric push rod 6, and the output end of the electric push rod 6 is fixedly connected with one end of the sliding rod 14. Through such a setting, when it is necessary to chamfer the edge of the gear shaft rotating hole, this At this time, the electric push rod 6 is activated, and the electric push rod 6 drives the sliding rod 14. At this time, the sliding rod 14 moves laterally. During the lateral movement of the sliding rod 14, the sliding rod 14 will slide in the through groove 13 in the connecting part 12, and then drive the connecting part 12 to move. Displacement, the connecting part 12 drives the motor box 3 to rotate, and the motor box 3 rotates in the movable slot 11 through the rotating shaft 18, so that the angle of the motor box 3 is adjusted, and the angle of the motor box 3 is adjusted, so that the angle of the motor one 4 is adjusted. It is adjusted, so that the angle of the grinding head 5 is adjusted, so that the edge of the gear shaft rotating hole can be ground, and grinding with tools is more regular than manual grinding.

Specifically: the lifting mechanism includes a placing box 9 and an electric hydraulic cylinder 8, the placing box 9 is fixedly connected to the bottom of the casing 1, the electric hydraulic cylinder 8 is arranged in the placing box 9, and the output end of the electric hydraulic cylinder 8 penetrates the bottom of the casing 1 and is connected There is a worktable 2 , through this arrangement, by activating the electric hydraulic cylinder 8 , the electric hydraulic cylinder 8 drives the worktable 2 to move up and down, so that the up and down position of the fixing mechanism above the worktable 2 can be adjusted.

Specifically: at least four groups of guide columns 24 are provided at the inner bottom of the housing 1, the guide columns 24 are arranged at the four corners of the workbench 2, and the guide columns 24 penetrate through the workbench 2. Through this arrangement, when the workbench 2 moves up and down , the guide column 24 makes the table 2 more stable when moving up and down.

Specifically: the fixing mechanism includes a support plate 19, the middle of the support plate 19 is symmetrically provided with a chute 22, a sliding block 23 is slidably arranged in the chute 22, and the top of the sliding block 23 is connected with a fixing plate 20, and the sliding A threaded rod 21 is rotatably provided in the groove 22. One end of the threaded rod 21 penetrates the side wall of the support plate 19, and the other end of the threaded rod 21 penetrates the slider 23 and is rotatably connected to the inner wall of the chute 22. The shaft is placed on the surface of the support plate 19, and then the threaded rod 21 is rotated. The threaded rod 21 will drive the slider 23 to slide on the threaded rod 21 during the rotation, and the slider 23 is provided with a matching threaded rod 21. The inner threaded hole is so that the slider 23 can slide on the threaded rod 21 more conveniently. When the slider 23 slides in the chute 22, it will drive the fixed plate 20 to move, so that the two fixed plates 20 can fix the gear shaft. , so that the gear shaft rotating hole is more stable when it is polished. By rotating the two threaded rods 21 with different turns, the position of the slider 23 in the chute 22 can be different, so that the fixed plate 20 can be adjusted in the support The lateral position on the plate 19 so that the lateral position of the gear shaft fixed on the support plate 19 can be adjusted as required.

Specifically: the bottom side of the motor box 3 is provided with an air gun 15, which is arranged on one side of the grinding head 5. Through such a setting, when grinding the rotating hole, the air gun 15 can be activated at this time to blow the waste to the casing. 1. The inner bottom prevents the waste from falling on the workbench 2, so that the staff can clean the waste more conveniently.

Specifically: a sealing door 16 is hinged on the front end side wall of the casing 1, and a handle 17 is connected to the front end side wall of the sealing door 16. By this arrangement, the sealing door 16 can seal the casing 1 to prevent the waste generated during grinding from scattering. It is external, so as to avoid the impact of waste and debris on the health of the staff, and can also effectively protect the environment, and through the handle 17, the sealing door 16 can be opened more conveniently, and the gear shaft can be replaced and fixed, and it can be more convenient. Clean up debris.

Specifically: a plurality of sets of legs 10 are connected to the bottom of the casing 1, and through such arrangement, the entire grinding tool is more stable during operation.

The working principle of a gear shaft rotating hole grinding tool of the present invention is as follows:

First, place the gear shaft on the support plate 19, and then start the electric hydraulic cylinder 8. The electric hydraulic cylinder 8 drives the worktable 2 to move upward. During the upward movement of the worktable 2, it drives the motor two 7 to move, and the motor two 7 moves up. It will drive the support plate 19 to move up, move the support plate 19 to a suitable position, and then screw the threaded rod 21. During the rotation of the threaded rod 21, the slider 23 will be driven to slide on the threaded rod 21, and the slider 23 Move in the chute 22 and drive the fixed plate 20 to move, so that the two fixed plates 20 fix the rotating hole of the gear shaft at the position corresponding to the grinding head 5, and then start the motor one 4, and the motor one 4 drives the grinding head 5. Rotate, so that the grinding head 5 grinds the empty part of the gear shaft and removes the burrs. When it is necessary to grind the edge of the rotating hole of the gear shaft, the electric push rod 6 can be activated at this time, and the electric push rod 6 The sliding rod 14 is driven. At this time, the sliding rod 14 moves laterally. During the lateral movement of the sliding rod 14, the sliding rod 14 slides in the through groove 13 in the connecting portion 12, thereby driving the connecting portion 12 to move. The connecting portion 12 drives the motor box 3 to move. Rotation, the motor box 3 rotates in the movable slot 11 through the rotating shaft 18, so that the angle of the motor box 3 is adjusted, the angle of the motor box 3 is adjusted, the angle of the motor one 4 is adjusted, and the angle of the grinding head 5 is adjusted. Adjustment, so that the edge of the gear shaft rotating hole can be ground, and the tool grinding can be more regular than manual grinding.

This specific embodiment is only an explanation of the present utility model, and it is not a limitation of the present utility model. Those skilled in the art can make modifications to the present embodiment without creative contribution as needed after reading this specification, but as long as the utility model is used in the present invention All new types of claims are protected by the patent law.

Claims (7)

1. A gear shaft rotary hole grinding tool comprises a shell (1) and is characterized in that a grinding head is arranged on the shell;

the grinding machine is characterized in that a lifting mechanism is arranged at the bottom of the shell (1), a workbench (2) is arranged at the bottom in the shell (1), the workbench (2) is driven by the lifting mechanism, a second motor (7) is arranged in the workbench (2), the output end of the second motor (7) is connected with a fixing mechanism, a movable groove (11) is arranged in the center of the top of the shell (1), a motor box (3) is arranged in the movable groove (11), the side walls of the front end and the rear end of the motor box (3) are rotatably connected to the inner wall of the movable groove (11) through a rotating shaft (18), a first motor (4) is arranged in the motor box (3), and the output end of the first motor (4) penetrates through the bottom of the motor box (3) and is connected with a grinding head (5);

the utility model discloses a motor case, including motor case (3), motor case (3) top is connected with connecting portion (12), connecting portion (12) middle part vertically is equipped with logical groove (13), it is equipped with slide bar (14) to slide in logical groove (13), shell (1) top one side is equipped with electric putter (6), the output fixedly connected with of electric putter (6) the one end of slide bar (14).

2. The gear shaft rotary hole grinding tool according to claim 1, wherein: elevating system is including placing case (9) and electric hydraulic cylinder (8), it is in to place case (9) fixed connection shell (1) bottom, electric hydraulic cylinder (8) set up place in case (9), the output of electric hydraulic cylinder (8) runs through shell (1) bottom just is connected with workstation (2).

3. The gear shaft rotary hole grinding tool according to claim 1, wherein: the bottom is equipped with four at least groups guide post (24) in shell (1), guide post (24) set up the four corners department of workstation (2), just guide post (24) run through workstation (2).

4. The gear shaft rotary hole grinding tool according to claim 1, wherein: fixed establishment is including backup pad (19), backup pad (19) middle part symmetry is equipped with spout (22), slide slider (23) that are equipped with looks adaptation with it in spout (22), slider (23) top is connected with fixed plate (20), spout (22) internal rotation is equipped with threaded rod (21), the one end of threaded rod (21) is run through the lateral wall of backup pad (19), the other end of threaded rod (21) is run through slider (23) and rotation are connected the inner wall of spout (22).

5. The gear shaft rotary hole grinding tool according to claim 1, wherein: an air gun (15) is arranged on one side of the bottom of the motor box (3) and is arranged on one side of the polishing head (5).

6. The gear shaft rotary hole grinding tool according to claim 1, wherein: the side wall of the front end of the shell (1) is hinged with a sealing door (16), and the side wall of the front end of the sealing door (16) is connected with a handle (17).

7. The gear shaft rotary hole grinding tool according to claim 1, wherein: the bottom of the shell (1) is connected with a plurality of groups of supporting legs (10).

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