An automatic grinding machine

Abstract

The utility model discloses an automatic grinding machine, including a workbench, a vertical plate and a crossbeam are provided at the tail end of the workbench, a first servo motor is installed on the crossbeam, the first servo motor is connected to a ball milling rod through a universal joint, and a ball milling head is provided at the bottom end of the ball milling rod; a second servo motor is installed on one side of the workbench, the end of the second servo motor is connected to a first rotating wheel, a third output shaft is installed in the middle of the workbench, the upper part of the third output shaft is connected to a support column, a three-jaw chuck is installed at the upper end of the support column, the bottom of the third output shaft is connected to a second rotating wheel, and a transmission belt is connected to the first rotating wheel and the second rotating wheel. The utility model performs grinding processing by using a three-jaw chuck in conjunction with a ball milling head, and the surface of the parts after grinding is uniform and smooth, and the equipment is simple to operate and easy to use, which greatly shortens the grinding time and improves the grinding efficiency.

Description

Technical Field

[0001] The utility model relates to the field of grinders, in particular to an automatic grinder. Background Art

[0002] A grinder is a machine that grinds the surface of a workpiece using a tool coated with or embedded with abrasives. It is mainly used to grind high-precision planes, internal and external cylindrical surfaces, conical surfaces, spherical surfaces, threaded surfaces and other surfaces in workpieces. It is used for single-sided grinding and polishing of materials.

[0003] Referring to the existing Chinese patent with publication number CN109331930A, an automatic grinding machine is disclosed, including a base, the upper end of the base is fixedly connected with a gantry, a cylinder is fixedly provided at the middle of the upper end of the crossbeam of the gantry, the end of the piston rod of the cylinder penetrates the crossbeam of the gantry and extends to the inside of the gantry, and a buffer mechanism is provided at the end of the piston rod of the cylinder, a connecting plate is provided at the lower end of the buffer mechanism, a first motor is fixedly provided at the lower end of the connecting plate, a circular plate is fixedly connected at the lower end of the first motor, the circular plate is a hollow structure, an upper grinding mechanism is provided below the circular plate, the upper end of the base is located inside the gantry and fixedly connected with two support blocks, the two support blocks are symmetrically arranged, the upper ends of the two support blocks are jointly fixedly connected with a grinding box, the upper end of the grinding box is provided with an opening, and a lower grinding mechanism is provided inside the grinding box. The automatic grinding machine can grind the material in the grinding box more fully, thereby improving the efficiency of the automatic grinding machine in grinding the material.

[0004] However, the above-mentioned device still has some disadvantages, such as: 1. It cannot effectively grind the inner wall of the grinding object, which easily causes uneven grinding of the workpiece and poor effect; 2. It cannot realize automated operation, resulting in low efficiency in the grinding process and inconvenience in uniform grinding. Utility Model Content

[0005] In view of the problems mentioned in the background technology, the purpose of the utility model is to provide an automatic grinding machine to solve the problems mentioned in the background technology.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions:

[0007] An automatic grinding machine comprises a workbench, a vertical plate is fixedly provided at the rear end of the workbench, a crossbeam is fixedly provided on the upper part of the vertical plate, a first servo motor is fixedly installed on the crossbeam, a first output shaft end of the first servo motor is connected to a ball milling rod through a universal joint, and a ball milling head is fixedly provided at the bottom end of the ball milling rod;

[0008] A second servo motor is fixedly installed on one side of the upper part of the workbench, and the end of the second output shaft of the second servo motor is connected to the first rotating wheel. A third output shaft is installed in the middle of the workbench, and the upper part of the third output shaft is connected to a support column, and a three-jaw chuck is fixedly installed on the upper end of the support column, and the bottom of the third output shaft is connected to a second rotating wheel, and a transmission belt is connected to the first rotating wheel and the second rotating wheel.

[0009] By adopting the above technical scheme, when in use, the ball milling rod and the ball milling head are driven by the first servo motor, so that the ball milling head can grind the grinding object, and the first servo motor drives the ball milling rod through the universal joint to realize power transmission, and because the universal joint is provided, the ball milling rod can bend when rotating, which is convenient for adjusting the grinding angle and adapting to the sizes of different grinding objects, and the support column and the three-jaw chuck are driven by the second servo motor, that is, the second servo motor drives the three-jaw chuck to rotate through the transmission belt, so that the three-jaw chuck can drive the grinding object to rotate, and cooperate with the ball milling head for grinding. The surface of the parts after grinding is uniform and smooth, and the equipment is simple to operate and easy to use, which greatly shortens the grinding time and improves the grinding efficiency.

[0010] Preferably, a protective cover is fixedly installed on the upper edge of the workbench, a splash cover is fixedly installed in the middle of the workbench, and the support column and the three-jaw chuck are arranged in the splash cover.

[0011] By adopting the above technical solution, the setting of the protective cover is convenient for protecting the workbench and can prevent foreign matter from splashing, and the setting of the splash cover can prevent grinding water from splashing.

[0012] Preferably, support legs are welded at the four corners of the bottom of the workbench.

[0013] By adopting the above technical solution, the setting of the supporting legs facilitates maintaining the balance and stability of the workbench.

[0014] Preferably, the second output shaft and the third output shaft both pass through the workbench, and the first rotating wheel and the second rotating wheel are both located at the lower part of the workbench.

[0015] By adopting the above technical solution, the second output shaft and the third output shaft are arranged at the bottom of the workbench, which is convenient for realizing transmission connection.

[0016] Preferably, safety covers are provided on the outer sides of the first rotating wheel, the second rotating wheel and the transmission belt, and the safety covers are fixedly installed on the bottom of the workbench.

[0017] By adopting the above technical solution, the setting of the safety cover is convenient for protecting the first rotating wheel, the second rotating wheel and the transmission belt, and realizing safety protection for the operator.

[0018] Preferably, a water spray pipe is installed through the bottom of the vertical plate, one end of the water spray pipe is located on the upper side of the three-jaw chuck, and the water spray pipe is connected to an external water supply device.

[0019] By adopting the above technical solution, the setting of the water spray pipe is convenient for connecting to an external water supply device, so as to facilitate water supply to the grinding process of the grinding object and improve the grinding effect.

[0020] Preferably, the bottom of the workbench is connected to a drain pipe, and the end of the drain pipe is located on the inner side of the splash guard.

[0021] By adopting the above technical solution, the setting of the drain pipe makes it easy to discharge the water after spraying.

[0022] In summary, the utility model mainly has the following beneficial effects:

[0023] In this embodiment, the ball milling rod and the ball milling head are driven by the first servo motor, so that the ball milling head can grind the grinding object, and the first servo motor drives the ball milling rod through the universal joint to realize power transmission, and because the universal joint is provided, the ball milling rod can bend when rotating, which is convenient for adjusting the grinding angle and adapting to the sizes of different grinding objects, and the support column and the three-jaw chuck are driven by the second servo motor, that is, the second servo motor drives the three-jaw chuck to rotate through the transmission belt, so that the three-jaw chuck can drive the grinding object to rotate, and cooperate with the ball milling head for grinding. The surface of the parts after grinding is uniform and smooth, and the equipment is simple to operate and easy to use, which greatly shortens the grinding time and improves the grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the top view structure of the utility model;

[0025] Figure 2 It is a schematic diagram of the structure of the utility model when viewed from above;

[0026] Figure 3 It is a partial structural front view schematic diagram of the utility model;

[0027] Figure 4 It is a partial structural rear view schematic diagram of the utility model.

[0028] Figure numerals: 1. workbench; 2. vertical plate; 3. crossbeam; 4. first servo motor; 5. first output shaft; 6. universal joint; 7. ball milling rod; 8. ball milling head; 9. second servo motor; 10. second output shaft; 11. first rotating wheel; 12. support column; 13. three-jaw chuck; 14. second rotating wheel; 15. transmission belt; 16. third output shaft; 17. drain pipe; 18. safety cover; 19. support leg; 20. protective cover; 21. splash guard; 22. sprinkler pipe. DETAILED DESCRIPTION

[0029] 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.

[0030] Example

[0031] refer to Figure 1-4 An automatic grinding machine comprises a workbench 1, a vertical plate 2 is fixedly provided at the tail end of the workbench 1, a crossbeam 3 is fixedly provided on the upper part of the vertical plate 2, a first servo motor 4 is fixedly mounted on the crossbeam 3, a first output shaft 5 of the first servo motor 4 is connected to a ball milling rod 7 through a universal joint 6, and a ball milling head 8 is fixedly provided at the bottom end of the ball milling rod 7;

[0032] A second servo motor 9 is fixedly installed on one side of the upper part of the workbench 1, and the end of the second output shaft 10 of the second servo motor 9 is connected to the first rotating wheel 11. A third output shaft 16 is installed in the middle of the workbench 1, and the upper part of the third output shaft 16 is connected to a support column 12, and a three-jaw chuck 13 is fixedly installed on the upper end of the support column 12. The bottom of the third output shaft 16 is connected to a second rotating wheel 14, and a transmission belt 15 is connected to the first rotating wheel 11 and the second rotating wheel 14 for transmission.

[0033] In this embodiment, preferably, a protective cover 20 is fixedly installed on the upper edge of the workbench 1, a splash cover 21 is fixedly installed in the middle of the workbench 1, and the support column 12 and the three-jaw chuck 13 are arranged in the splash cover 21. The setting of the protective cover 20 is convenient for protecting the workbench 1 and can prevent foreign matter from splashing, and the setting of the splash cover 21 can prevent grinding water from splashing.

[0034] In this embodiment, preferably, support legs 19 are welded at the four corners of the bottom of the workbench 1 , and the setting of the support legs 19 facilitates maintaining the balance and stability of the workbench 1 .

[0035] In this embodiment, preferably, the second output shaft 10 and the third output shaft 16 both pass through the workbench 1, the first rotating wheel 11 and the second rotating wheel 14 are both located at the lower part of the workbench 1, and the second output shaft 10 and the third output shaft 16 are arranged at the bottom of the workbench 1 to facilitate transmission connection.

[0036] In this embodiment, preferably, a safety cover 18 is provided on the outer sides of the first rotating wheel 11, the second rotating wheel 14 and the transmission belt 15, and the safety cover 18 is fixedly installed on the bottom of the workbench 1. The setting of the safety cover 18 is convenient for protecting the first rotating wheel 11, the second rotating wheel 14 and the transmission belt 15, and realizing safety protection for the operator.

[0037] In this embodiment, preferably, a water spray pipe 22 is installed through the bottom of the vertical plate 2, one end of the water spray pipe 22 is located on the upper side of the three-jaw chuck 13, and the water spray pipe 22 is connected to an external water supply device. The setting of the water spray pipe 22 is convenient for connecting to an external water supply device, which is convenient for supplying water to the grinding process of the grinding object and improving the grinding effect.

[0038] In this embodiment, preferably, the bottom of the workbench 1 is connected to a drain pipe 17, and the end of the drain pipe 17 is located inside the splash guard 21. The setting of the drain pipe 17 is convenient for draining the water after spraying.

[0039] Principle and advantages of use:

[0040] When in use, the grinding object is placed on the three-jaw chuck 13 and clamped and fixed, and then the ball milling rod 7 and the ball milling head 8 are driven by the first servo motor 4, so that the ball milling head 8 can grind the grinding object, and the first servo motor 4 drives the ball milling rod 7 through the universal joint 6 to realize power transmission, and because the universal joint 6 is provided, the ball milling rod 7 can bend when rotating, which is convenient for adjusting the grinding angle and adapting to the size of different grinding objects, and the support column 12 and the three-jaw chuck 13 are driven by the second servo motor 9, that is, the second servo motor 9 drives the three-jaw chuck 13 to rotate through the transmission belt 15, so that the three-jaw chuck 13 can drive the grinding object to rotate, and cooperate with the ball milling head 8 for grinding. The surface of the parts after grinding is uniform and smooth, and the equipment is simple to operate and easy to use, which greatly shortens the grinding time and improves the grinding efficiency.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automated grinding machine, comprising a workbench (1), characterized in that: A vertical plate (2) is fixedly provided at the rear end of the workbench (1), a crossbeam (3) is fixedly provided on the upper part of the vertical plate (2), a first servo motor (4) is fixedly mounted on the crossbeam (3), a first output shaft (5) of the first servo motor (4) is connected to a ball milling rod (7) at the end thereof via a universal joint (6), and a ball milling head (8) is fixedly provided at the bottom end of the ball milling rod (7); A second servo motor (9) is fixedly mounted on one side of the upper portion of the workbench (1); the end of a second output shaft (10) of the second servo motor (9) is connected to a first rotating wheel (11); a third output shaft (16) is mounted in the middle of the workbench (1); the upper portion of the third output shaft (16) is connected to a support column (12); a three-jaw chuck (13) is fixedly mounted on the upper end of the support column (12); the bottom of the third output shaft (16) is connected to a second rotating wheel (14); a transmission belt (15) is connected to the first rotating wheel (11) and the second rotating wheel (14) for transmission.

2. An automatic grinding machine according to claim 1, characterized in that: A protective cover (20) is fixedly mounted on the upper edge of the workbench (1), a splash cover (21) is fixedly mounted in the middle of the workbench (1), and the support column (12) and the three-jaw chuck (13) are arranged inside the splash cover (21).

3. The automatic grinding machine according to claim 1, characterized in that: Support legs (19) are respectively welded at the four corners of the bottom of the workbench (1).

4. The automatic grinding machine according to claim 1, characterized in that: The second output shaft (10) and the third output shaft (16) both pass through the workbench (1), and the first rotating wheel (11) and the second rotating wheel (14) are both located at the bottom of the workbench (1).

5. The automatic grinding machine according to claim 1, characterized in that: Safety covers (18) are provided on the outer sides of the first rotating wheel (11), the second rotating wheel (14) and the transmission belt (15), and the safety cover (18) is fixedly mounted on the bottom of the workbench (1).

6. An automatic grinding machine according to claim 2, characterized in that: A water spray pipe (22) is installed through the bottom of the vertical plate (2), one end of the water spray pipe (22) is located on the upper side of the three-jaw chuck (13), and the water spray pipe (22) is connected to an external water supply device.

7. An automatic grinding machine according to claim 6, characterized in that: The bottom of the workbench (1) is connected to a drainage pipe (17), and the end of the drainage pipe (17) is located inside the splash cover (21).

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