Polishing machine for shaft rod surface machining

Abstract

The utility model discloses a polisher for shaft lever surface processing, which comprises a mounting base horizontally placed on the ground, a movable support is arranged on the mounting base, a protective cover plate is fixedly mounted at the upper end of the mounting base, a motor is connected and mounted on the movable support, and the protective cover plate is fixedly mounted on the mounting base. A guide wheel is rotationally installed on the movable support, a grinding roller is rotationally installed in the protective cover plate, and a rotating shaft rod is rotationally installed on the protective cover plate. A plurality of groups of rotating fans are arranged on the protective cover plate, so that dust generated by polishing is blown by the rotating fans to move downwards under the blowing of wind power in the polishing process, and is prevented from being absorbed by a worker at a high position, and meanwhile, a sliding groove is formed, so that the dust is prevented from being absorbed by the worker at the high position. And the left-right position of the connecting support can be adjusted in the sliding groove by rotating the threaded rod, so that the polishing thickness can be automatically selected, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of polishing machines, in particular to a polishing machine for shaft rod surface processing. Background Art

[0002] Shafts are generally used in industries such as motors, automobiles, metallurgy, and petroleum. When processing shafts, a polishing machine is needed to grind the surface of the shaft. By rubbing the workpiece, the purpose of deburring and polishing can be achieved.

[0003] For example, CN219293622U discloses a surface polishing mechanism for shaft processing, comprising a desktop and a clamping structure, wherein a workbench is integrally formed in the middle of the desktop, and the clamping structure is installed on the upper part of the desktop and the workbench; the clamping structure comprises a torsion spring, which is installed on the left and right sides of the workbench, and a rotating block is integrally formed on the top of the torsion spring, and a telescopic rod is inserted on the side of the rotating block facing the middle of the workbench, and rubber blocks are bonded on the left and right sides of the telescopic rod, and a telescopic spring is sleeved on the outside of the telescopic rod; a positioning rod is welded on the side of the rotating block opposite to the workbench, and a clamping strip is movably connected to the top of the positioning rod.

[0004] The above-mentioned device is equipped with a cylinder on the top, which can flexibly drive the electric polishing disc to move so as to quickly polish the surface of the shaft. However, the device will continuously generate dust due to polishing during actual use. During long-term use, the dust is easily absorbed by the operator. When the working time is too long, it is very easy to cause damage to the body. Utility Model Content

[0005] The utility model aims to provide a polishing machine for shaft surface processing, so as to solve the problem in the above background technology that polishing will continuously generate dust, which is easily absorbed by workers and then causes damage to their bodies.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a polishing machine for shaft surface processing, comprising a mounting base horizontally placed on the ground, and a movable bracket is arranged on the mounting base, and a protective cover plate is fixedly installed on the upper end of the mounting base, and a motor is connected and installed on the movable bracket, and a guide wheel is rotatably installed on the movable bracket, a grinding roller is rotatably installed inside the protective cover plate, and a rotating shaft is rotatably installed on the protective cover plate, and a blower mechanism is arranged inside the protective cover plate, and dust generated by polishing is blown downward by the blower mechanism to prevent dust from floating upward and being absorbed by the operator;

[0007] The hair dryer structure further comprises:

[0008] A transmission device, which is connected and installed on the rotating shaft, and the transmission device is composed of a transmission wheel and a transmission belt;

[0009] A rotating rod is rotatably mounted inside the protective cover plate, and a bevel gear 1 is rotatably mounted on the rotating rod;

[0010] A sliding wheel, which is rotatably mounted inside the protective cover plate and is wound with a transmission belt;

[0011] A connecting rod 1 is rotatably mounted inside the protective cover plate, and a rotating fan is fixedly mounted on the connecting rod 1.

[0012] Preferably, a second connecting rod is connected to and installed on the sliding wheel, and a second bevel gear is fixedly installed on the second connecting rod, and five groups of sliding wheels are installed on the transmission belt at equal distances.

[0013] Preferably, the upper end of the transmission device is connected and installed on the rotating rod, and the bevel gear 1 and the bevel gear 2 on the rotating rod are meshed with each other.

[0014] Preferably, a connecting rod 1 is connected and installed on the sliding wheel, and the sliding wheel forms an integrated structure with the rotating fan through the connecting rod 1.

[0015] Preferably, the movable bracket is provided with a mounting rod, and a guide rail is connected and installed on the mounting rod, and the movable bracket is provided with a sliding mechanism, through which the movable bracket is driven to adjust the left and right position on the mounting base.

[0016] Preferably, the sliding mechanism further comprises:

[0017] A threaded rod, which is rotatably mounted inside the mounting base, and a rotating block is fixedly mounted on the threaded rod;

[0018] A sliding groove is provided on the mounting base.

[0019] Preferably, the threaded rod is rotatably installed in the sliding groove, and the threaded rod is threadedly connected to the bottom of the movable bracket, and the movable bracket is arranged in the sliding groove.

[0020] Compared with the prior art, the utility model has the following beneficial effects: by providing multiple sets of rotating fans on the protective cover plate, during the polishing process, the dust generated by the polishing moves downward under the blowing of the rotating fans, thereby preventing it from being absorbed by the workers at a high position; at the same time, the sliding groove provided enables the connecting bracket to adjust the left and right position inside the sliding groove by rotating the threaded rod, thereby completing the self-selection of the polishing thickness, which is convenient and quick. The specific contents are as follows:

[0021] 1. By connecting and installing the transmission device on the rotating shafts on both sides, the rotating shaft can synchronously drive the transmission devices on both sides to operate when it rotates, thereby rotating the rotating rod connected to the other end of the transmission device, and at the same time, the rotating rod drives the bevel gear 1 to rotate;

[0022] Furthermore, the rotating bevel gear 1 meshes with the bevel gear 2 on the transmission belt to make the transmission belt run, and the running transmission belt drives the connected installed sliding wheel to rotate, and then the sliding wheel drives the connecting rod 1 to rotate synchronously, driving the rotating fan to run, blowing the dust generated by polishing downward to reduce the dust being adsorbed by the staff;

[0023] 2. By installing a rotating block set on the side of the base, the threaded rod is driven to rotate by rotating the rotating block, so that the threaded rod drives the threaded protective cover plate to adjust its left and right position relationship on the mounting base according to the forward and reverse rotation, thereby adjusting the distance between the guide rail and the grinding roller, which is convenient for quick adjustment of the polishing depth. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0025] Figure 2 This is a schematic diagram of the internal structure of the installation base of the utility model;

[0026] Figure 3 This is a schematic diagram of the side structure of the protective cover plate of the utility model;

[0027] Figure 4 This is a schematic diagram of the side sectional structure of the protective cover plate of the utility model;

[0028] Figure 5 This is a schematic diagram of the front cross-sectional structure of the protective cover plate of the utility model;

[0029] Figure 6 For this utility model Figure 5 Enlarged structural diagram at A in the middle.

[0030] In the figure: 1. mounting base; 2. movable bracket; 3. protective cover plate; 4. guide wheel; 5. motor; 6. grinding roller; 7. mounting rod; 8. guide rail; 9. rotating shaft; 10. transmission device; 11. rotating rod; 12. bevel gear one; 13. bevel gear two; 14. sliding wheel; 15. connecting rod one; 16. transmission belt; 17. rotating fan; 18. connecting rod two; 19. threaded rod; 20. rotating block; 21. sliding groove. DETAILED DESCRIPTION

[0031] 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. Embodiment 1

[0032] In this embodiment, in order to solve the problem mentioned in the background technology that polishing will continuously generate dust, which is easily absorbed by the staff and then causes damage to the body, specifically as follows Figure 3-Figure 6 , including: a mounting base 1 placed horizontally on the ground, and a movable bracket 2 is arranged on the mounting base 1, and a protective cover plate 3 is fixedly installed on the upper end of the mounting base 1, and a motor 5 is connected and installed on the movable bracket 2, and a guide wheel 4 is rotatably installed on the movable bracket 2, a grinding roller 6 is rotatably installed inside the protective cover plate 3, and a rotating shaft 9 is rotatably installed on the protective cover plate 3, and a blower mechanism is arranged inside the protective cover plate 3, and the dust generated by polishing is blown downward by the blower mechanism to prevent the dust from floating upward and being absorbed by the operator, and the above-mentioned blower mechanism also includes: a transmission device 10, It is connected and installed on the rotating shaft 9, and the transmission device 10 is composed of a transmission wheel and a transmission belt; the rotating rod 11 is rotatably installed inside the protective cover plate 3, and the rotating rod 11 is rotatably installed with a bevel gear 12; the sliding wheel 14 is rotatably installed inside the protective cover plate 3, and the sliding wheel 14 is wound with a transmission belt 16; the connecting rod 15 is rotatably installed inside the protective cover plate 3, and a rotating fan 17 is fixedly installed on the connecting rod 15, and the upper end of the transmission device 10 is connected and installed on the rotating rod 11, and the bevel gear 12 and the bevel gear 2 13 on the rotating rod 11 are meshed with each other;

[0033] By starting the motor 5 to energize the entire device, the rotating shaft 9 drives the grinding roller 6 to rotate while driving the transmission devices 10 on both sides to move synchronously. At the same time, the transmission device 10 will drive the rotating rod 11 inside the protective cover plate 3 to rotate synchronously, thereby driving the bevel gear 1 12 to rotate and mesh with the bevel gear 2 13. Embodiment 2

[0034] This embodiment further discloses, on the basis of the first embodiment: a motion transmission mechanism capable of synchronously driving the rotating fan 17 through the grinding roller 6, specifically as follows: Figure 4-Figure 6, including: a connecting rod 2 18 is connected to the sliding wheel 14, and a bevel gear 2 13 is fixedly installed on the connecting rod 2 18, and five groups of sliding wheels 14 are installed on the transmission belt 16 at equal distances, a connecting rod 15 is connected to the sliding wheel 14, and the sliding wheel 14 forms an integrated structure with the rotating fan 17 through the connecting rod 15;

[0035] After the bevel gear 12 drives the bevel gear 2 13 to operate, the bevel gear 2 13 drives the transmission belt 16 to rotate through the connecting rod 2 18. At the same time, one end of the transmission belt 16 is connected to the lower shaft section of the connecting rod 2 18, and the other end is fixed to the connecting shaft inside the protective cover plate 3. At the same time, the rotating transmission belt 16 will drive the sliding wheels 14 set at equal distances to rotate. At the same time, the sliding wheel 14 will drive the rotating fan 17 to rotate through the fixedly installed connecting rod 15, so as to blow the dust generated by polishing downward to prevent it from floating toward the staff. Embodiment 3

[0036] In this embodiment, the problem of the inconvenience of adjusting the polishing distance and thickness due to the fixed position of the traditional polishing device is solved, and the following scheme is disclosed, specifically: Figure 1-Figure 2 It includes: a mounting rod 7 is provided on the movable bracket 2, and a guide rail 8 is connected and installed on the mounting rod 7, and a sliding mechanism is provided on the movable bracket 2, through which the movable bracket 2 is driven to adjust the left and right position on the mounting base 1, and the sliding mechanism also includes: a threaded rod 19, which is rotatably installed inside the mounting base 1, and a rotating block 20 is fixedly installed on the threaded rod 19; a sliding groove 21, which is opened on the mounting base 1, the threaded rod 19 is rotatably installed in the sliding groove 21, and the threaded rod 19 is threadedly connected to the bottom of the movable bracket 2, and the movable bracket 2 is arranged in the sliding groove 21.

[0037] By rotating the rotating block 20 on the side of the mounting base 1, the threaded rod 19 is driven to rotate, thereby driving the movable bracket 2 threadedly connected to the threaded rod 19 to adjust its position, thereby adjusting the distance between the guide rail 8 and the grinding roller 6, so as to facilitate rapid adjustment of the polishing depth.

[0038] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0039] 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. A polishing machine for shaft surface processing, comprising a mounting base (1) placed horizontally on the ground, a movable bracket (2) being arranged on the mounting base (1), a protective cover plate (3) being fixedly mounted on the upper end of the mounting base (1), a motor (5) being connected and mounted on the movable bracket (2), and a guide wheel (4) being rotatably mounted on the movable bracket (2), characterized in that: A grinding roller (6) is rotatably mounted inside the protective cover plate (3), a rotating shaft (9) is rotatably mounted on the protective cover plate (3), and a blower mechanism is provided inside the protective cover plate (3) to blow dust generated by polishing downwards to prevent the dust from floating upwards and being absorbed by the operator; The hair dryer structure further comprises: A transmission device (10) connected and mounted on the rotating shaft (9), wherein the transmission device (10) is composed of a transmission wheel and a transmission belt; A rotating rod (11) is rotatably mounted inside the protective cover plate (3), and a bevel gear (12) is rotatably mounted on the rotating rod (11); A sliding wheel (14) is rotatably mounted inside the protective cover plate (3), and a transmission belt (16) is wound around the sliding wheel (14). A connecting rod (15) is rotatably mounted inside the protective cover plate (3), and a rotating fan (17) is fixedly mounted on the connecting rod (15).

2. The polishing machine for shaft surface processing according to claim 1, characterized in that: The sliding wheel (14) is connected to a second connecting rod (18), and a second bevel gear (13) is fixedly mounted on the second connecting rod (18), and five groups of the sliding wheels (14) are mounted on the transmission belt (16) at equal distances.

3. The polishing machine for shaft surface processing according to claim 1, characterized in that: The upper end of the transmission device (10) is connected and mounted on a rotating rod (11), and a bevel gear 1 (12) and a bevel gear 2 (13) on the rotating rod (11) are meshed with each other.

4. The polishing machine for shaft surface processing according to claim 2, characterized in that: A connecting rod 1 (15) is connected and mounted on the sliding wheel (14), and the sliding wheel (14) forms an integrated structure with the rotating fan (17) via the connecting rod 1 (15).

5. The polishing machine for shaft surface processing according to claim 1, characterized in that: The movable bracket (2) is provided with a mounting rod (7), and a guide rail (8) is connected and mounted on the mounting rod (7), and a sliding mechanism is provided on the movable bracket (2), through which the movable bracket (2) is driven to adjust the left and right position on the mounting base (1).

6. The polishing machine for shaft surface processing according to claim 5, characterized in that: The sliding mechanism also includes: A threaded rod (19) rotatably mounted inside the mounting base (1), and a rotating block (20) is fixedly mounted on the threaded rod (19); A sliding groove (21) is provided on the mounting base (1).

7. The polishing machine for shaft surface processing according to claim 6, characterized in that: The threaded rod (19) is rotatably mounted in the sliding groove (21), and the threaded rod (19) is threadably connected to the bottom of the movable bracket (2), and the movable bracket (2) is arranged in the sliding groove (21).

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