Gear blank inner ring polishing device

Abstract

The utility model discloses a gear blank inner ring polishing device which comprises a polishing table, the back face of the polishing table is fixedly connected with a supporting base, an electric push rod is fixedly installed on the inner bottom wall of the supporting base, a telescopic cover is fixedly installed at the telescopic end of the electric push rod, and a supporting top plate is fixedly installed at the top end of the telescopic cover. A rotating motor is fixedly installed on the upper surface of the supporting top plate, a driving rod is fixedly installed at the output end of the rotating motor, a polishing metal brush is fixedly installed at the bottom end of the driving rod, sliding grooves are formed in the left side face and the right side face of the polishing table correspondingly, and air cylinders are fixedly installed on the inner side walls of the two sliding grooves correspondingly. And sliding plates are fixedly mounted at the telescopic ends of the two air cylinders. According to the gear piece positioning device, the effect of automatically clamping and fixing the gear piece above the grinding table is achieved, the problem that the gear piece positioning process is tedious through manual operation at present is solved, and the inner ring of the gear piece can be conveniently polished and ground through a grinding metal brush in the follow-up process.

Description

Technical Field

[0001] The utility model relates to the field of gear processing, in particular to a gear blank inner ring grinding device. Background Art

[0002] Gears are mechanical components with teeth on the rim that can continuously mesh to transmit motion and power. They are toothed mechanical parts that can mesh with each other. The diameter of the large gear is twice the diameter of the small gear. There is a through hole in the middle of the gear, called the inner ring. When the gear is not manufactured, the inner ring has many bumps or burrs, which need to be polished.

[0003] Currently, a Chinese patent with the announcement number CN211388131U discloses a gear blank inner ring grinding device, which includes a workbench, a support leg connected to the corner of the bottom of the workbench, a vertical plate at the center of the rear of the workbench, a first adjustment mechanism at the rear of the vertical plate, a grinding mechanism provided on the surface of the first adjustment mechanism located in front of the vertical plate, and a fixing block provided on both sides of the opening at the top of the workbench. However, manual positioning is required for positioning the gear in the above patent, which makes it difficult to quickly and automatically position the gear, thereby reducing the grinding speed of the gear. To this end, we propose a gear blank inner ring grinding device to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a gear blank inner ring grinding device to solve the problems raised in the above background technology.

[0005] The top end of the supporting ram is fixedly provided with a toothed connecting strip, and the bottom end of the toothed connecting strip is fixedly provided with a toothed connecting strip, and the toothed connecting strip is fixedly provided with a toothed connecting strip.

[0006] As a further technical solution of the present invention, a through hole is provided on the outer surface of the support seat, and a reinforcement plate is fixedly connected to the outer surface of the telescopic cover.

[0007] As a further technical solution of the present invention, the front end of the reinforcement plate passes through the through hole and extends to the outside of the support seat, and the upper surface of the reinforcement plate is fixedly connected to the bottom surface of the support top plate.

[0008] As a further technical solution of the present invention, a gear part is placed on the upper surface of the grinding table, and the ends of the two groups of fixed jaws that are close to each other are in contact with the outer surface of the gear part.

[0009] As a further technical solution of the present invention, a grinding opening is provided on the bottom surface of the grinding table, and the grinding metal brush is located above the grinding opening.

[0010] As a further technical solution of the present invention, two bases are provided below the polishing table, and the upper surfaces of the two bases are fixedly connected to the bottom surface of the polishing table.

[0011] As a further technical solution of the present invention, a concave hole is provided on the front side of the grinding table, and a controller is fixedly installed on the inner wall of the concave hole.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model can install two cylinders through the two slide grooves provided on the grinding table. At the same time, the cooperation with the two sliding plates and the two connecting plates can drive the two fixed clamping blocks or two groups of fixed claws to approach each other, and then use the two groups of fixed claws to approach each other to achieve the effect of automatically clamping and fixing the gear part above the grinding table, solving the problem of the current cumbersome manual positioning process of the gear part, facilitating the subsequent polishing of the inner ring of the gear part by the metal brush, and improving the grinding speed of the gear. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of the front view of the gear blank inner ring grinding device.

[0015] Figure 2 This is a schematic diagram of the three-dimensional structure of the side view of the gear blank inner ring grinding device.

[0016] Figure 3 This is a sectional view of the front view of the grinding table in the gear blank inner ring grinding device.

[0017] Figure 4 This is a three-dimensional structural diagram of the top view of the connecting plate in the gear blank inner ring grinding device.

[0018] In the figure: 1. Grinding table; 2. Support seat; 3. Electric push rod; 4. Through hole; 5. Telescopic cover; 6. Support top plate; 7. Reinforcement plate; 8. Rotating motor; 9. Driving rod; 10. Grinding metal brush; 11. Gear part; 12. Slide groove; 13. Cylinder; 14. Sliding plate; 15. Connecting plate; 16. Grinding mouth; 17. Fixed clamp block; 18. Fixed clamp jaw; 19. Concave hole; 20. Controller; 21. Base. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-4 In the utility model, a gear blank inner ring grinding device includes a grinding table 1, the back of the grinding table 1 is fixedly connected to a support base 2, the inner bottom wall of the support base 2 is fixedly installed with an electric push rod 3, the telescopic end of the electric push rod 3 is fixedly installed with a telescopic cover 5, the top of the telescopic cover 5 is fixedly installed with a support top plate 6, the upper surface of the support top plate 6 is fixedly installed with a rotating motor 8, the output end of the rotating motor 8 is fixedly installed with a driving rod 9, and the bottom end of the driving rod 9 is fixedly installed with a grinding metal brush 10. Slide grooves 12 are provided on the left and right sides of the grinding table 1, and the inner side walls of the two slide grooves 12 are fixedly installed with cylinders 13. Two air cylinders The telescopic ends of the cylinder 13 are fixedly installed with sliding plates 14, and the outer surfaces of the two sliding plates 14 are slidably connected to the inner walls of the two slide grooves 12 respectively. The sides of the two sliding plates 14 that are away from each other are fixedly installed with connecting plates 15, and the bottom surfaces of the two connecting plates 15 are fixedly installed with fixed clamps 17. The sides of the two fixed clamps 17 that are close to each other are fixedly connected with two fixed claws 18. Through the electric push rod 3 inside the support seat 2, and in cooperation with the telescopic cover 5 and the support top plate 6, the rotating motor 8 and the polishing metal brush 10 can be driven to slide up and down flexibly, which is convenient for polishing the inner ring of the gear part 11 up and down.

[0021] As a further technical solution of the present invention, a through hole 4 is provided on the outer surface of the support seat 2, and a reinforcement plate 7 is fixedly connected to the outer surface of the telescopic cover 5. The front end of the reinforcement plate 7 passes through the through hole 4 and extends to the outside of the support seat 2. The upper surface of the reinforcement plate 7 is fixedly connected to the bottom surface of the support top plate 6. The setting of the through hole 4 makes it convenient to install the reinforcement plate 7. By installing the reinforcement plate 7, the support and fixation of the support top plate 6 will be deepened.

[0022] As a further technical solution of the present invention, a gear part 11 is placed on the upper surface of the grinding table 1, and the ends of the two groups of fixed jaws 18 that are close to each other are in contact with the outer surface of the gear part 11. A grinding port 16 is provided on the bottom surface of the grinding table 1, and the grinding metal brush 10 is located above the grinding port 16. Two bases 21 are provided under the grinding table 1, and the upper surfaces of the two bases 21 are fixedly connected to the bottom surface of the grinding table 1. A recessed hole 19 is provided on the front of the grinding table 1, and a controller 20 is fixedly installed on the inner wall of the recessed hole 19. The setting of the grinding port 16 facilitates the downward grinding construction of the grinding metal brush 10. The setting of the base 21 will stably support the bottom of the grinding table 1, and the setting of the recessed hole 19 can be used to install and support the controller 20.

[0023] The working principle of the present utility model is: first, the gear part 11 is placed between the two groups of fixed jaws 18, and then the device is connected to the power supply, and the two cylinders 13 are started to retract through the controller 20, which can drive the two sliding plates 14, the two connecting plates 15 and the two fixed clamps 17 to approach each other, and at the same time, the two groups of fixed jaws 18 are also driven to approach each other, and the gear part 11 above the grinding table 1 is clamped and fixed, and then the electric push rod 3 is started to retract, which can drive the supporting top plate 6 and the grinding metal brush 10 to move downward, and the grinding metal brush 10 is inserted downward into the interior of the gear part 11, and then the driving rod 9 and the grinding metal brush 10 are driven to rotate by the rotating motor 8, so that the inner ring of the gear part 11 is ground.

[0024] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0025] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method 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 can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A gear blank inner ring grinding device, characterized by: The invention comprises a grinding table (1), wherein the back of the grinding table (1) is fixedly connected to a support seat (2), an electric push rod (3) is fixedly installed on the inner bottom wall of the support seat (2), a telescopic cover (5) is fixedly installed on the telescopic end of the electric push rod (3), a support top plate (6) is fixedly installed on the top of the telescopic cover (5), a rotating motor (8) is fixedly installed on the upper surface of the support top plate (6), a driving rod (9) is fixedly installed on the output end of the rotating motor (8), a grinding metal brush (10) is fixedly installed on the bottom end of the driving rod (9), and both left and right side surfaces of the grinding table (1) are fixedly mounted with a driving rod (9). A slide groove (12) is provided, and a cylinder (13) is fixedly installed on the inner side walls of the two slide grooves (12), and a sliding plate (14) is fixedly installed on the telescopic ends of the two cylinders (13). The outer surfaces of the two sliding plates (14) are respectively slidably connected to the inner walls of the two slide grooves (12), and a connecting plate (15) is fixedly installed on the side of the two sliding plates (14) away from each other, and a fixed clamping block (17) is fixedly installed on the bottom surface of the two connecting plates (15), and two fixed clamping claws (18) are fixedly connected on the side of the two fixed clamping blocks (17) close to each other.

2. The gear blank inner ring grinding device according to claim 1, characterized in that: A through hole (4) is provided on the outer surface of the support seat (2), and a reinforcing plate (7) is fixedly connected to the outer surface of the telescopic cover (5).

3. The gear blank inner ring grinding device according to claim 2, characterized in that: The front end of the reinforcing plate (7) passes through the through hole (4) and extends to the outside of the support seat (2), and the upper surface of the reinforcing plate (7) is fixedly connected to the bottom surface of the supporting top plate (6).

4. The gear blank inner ring grinding device according to claim 1, characterized in that: A gear part (11) is placed on the upper surface of the grinding table (1), and the ends of the two groups of fixed clamping jaws (18) that are close to each other are in contact with the outer surface of the gear part (11).

5. The gear blank inner ring grinding device according to claim 1, characterized in that: A grinding opening (16) is provided on the bottom surface of the grinding table (1), and the grinding metal brush (10) is located above the grinding opening (16).

6. The gear blank inner ring grinding device according to claim 1, characterized in that: Two bases (21) are provided below the polishing table (1), and the upper surfaces of the two bases (21) are fixedly connected to the bottom surface of the polishing table (1).

7. The gear blank inner ring grinding device according to claim 1, characterized in that: A concave hole (19) is provided on the front surface of the polishing table (1), and a controller (20) is fixedly installed on the inner wall of the concave hole (19).

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