CN218742413U

CN218742413U - Damping device for grinder

Info

Publication number: CN218742413U
Application number: CN202222858470.4U
Authority: CN
Inventors: 樊文海
Original assignee: Haian Yuncheng Plate Making Co ltd
Current assignee: Haian Yuncheng Plate Making Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-28
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a damping device for grinder, including grinding the case, be connected with drive mechanism between (mixing) shaft on the grinding case and the driving motor, the (mixing) shaft runs through perpendicularly downwards and grinds the case setting, and grinds bottom of the case portion and be equipped with damper, drive mechanism includes the cingulum area, sets up at the inboard driven gear of cingulum area and two sets of driving gear. Compared with the prior art, the utility model the advantage lie in: through the drive mechanism who sets up, be favorable to promoting the transmission effect between (mixing) shaft and the driving motor, and reduce the resonance that the grinding vessel produced, the produced vibrations power of device during operation is alleviated through the damper who sets up, improves stability, reduces the noise that the vibrations of grinding machine produced, increases the life of device.

Description

Damping device for grinder

Technical Field

The utility model relates to a grind relevant technical field of quick-witted shock attenuation, specifically indicate a damping device for grinder.

Background

The grinder is a grinding machine that grinds the surface of a workpiece with a grinder coated with or embedded with an abrasive. The grinding machine is mainly used for grinding high-precision planes, inner and outer cylindrical surfaces, conical surfaces, spherical surfaces, threaded surfaces and other molded surfaces in workpieces. But the effect of current grinding machine in the aspect of the shock attenuation is not ideal, and the vibration power that produces in the during operation of grinding machine not only can be alleviated in the absorbing effect, improves stability, can also reduce the noise, delays the not hard up problem of grinding machine internals to improve and grind the quality.

Through retrieval, in a patent of an authorization publication No. CN215901894U, a damping mechanism for a grinding machine is disclosed, which comprises a shell, wherein the bottom of the shell is fixedly connected with a base, a grinding cylinder is fixedly connected inside the shell, the bottom of the grinding cylinder is fixedly connected with a fixed cylinder, a stirring shaft is movably connected inside the fixed cylinder, and the tail end of the bottom of the stirring shaft is fixedly connected with a cluster wheel; the improved motor speed reducer is characterized in that a fixing frame body is fixedly connected to the bottom of the shell, a motor is arranged inside the fixing frame body, a speed reducer is fixedly connected to the output end of the motor, and a main belt wheel is fixedly connected to the tail end of a transmission shaft of the speed reducer. Above-mentioned utility model can reduce the resonance of grinding vessel through motor, speed reducer, the belt drive system that sets up, improves its practicality.

However, there are some drawbacks, such as the short distance between the primary pulley and the secondary pulley in the above-mentioned device, and the poor transmission effect of the belt transmission system using the primary pulley and the secondary pulley. Therefore, a vibration damping device for a polishing machine capable of reducing resonance of the equipment and increasing a service life is desired to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a damping device for grinding machine, can reduce the resonance of equipment, increase life.

In order to solve the technical problem, the utility model provides a technical scheme does: a damping device for a grinder comprises a grinding box, wherein a transmission mechanism is connected between a stirring shaft on the grinding box and a driving motor, the stirring shaft vertically penetrates through the grinding box downwards, the damping mechanism is arranged at the bottom of the grinding box, the transmission mechanism comprises a toothed ring belt, a driven gear and two groups of driving gears, the driven gear is arranged on the inner side of the toothed ring belt, the driven gear is connected to the bottom of the stirring shaft, the distances between the driven gear and the two groups of driving gears are equal, the toothed ring belt is meshed and stretched outside the driven gear and the two groups of driving gears, the two groups of driving motors are arranged, and output shafts of the two driving gears are respectively connected with one group of driving gears through shaft bodies;

damping mechanism includes pillar, base and installs three group spring damper, the shock attenuation board in the base top in proper order, the pillar connection is between shock attenuation board and grinding case, and two sets of driving motor install at the shock attenuation board up end, and three group spring damper correspond and set up under driven gear and two sets of driving gears.

Furthermore, a thrust bearing is sleeved on the outer side of the stirring shaft in a transmission manner and is arranged on the bottom wall of the grinding box.

Furthermore, the output shaft of the driving motor is connected with the shaft body through a coupling.

Compared with the prior art, the utility model the advantage lie in:

1. the transmission effect between the stirring shaft and the driving motor is favorably improved through the arranged transmission mechanism, the resonance generated by the grinding cylinder is reduced, the vibration force generated when the device works is relieved through the arranged damping mechanism, the stability is improved, the noise generated by the vibration of the grinding machine is reduced, and the service life of the device is prolonged;

2. the thrust bearing is arranged, so that the rotation stability of the stirring shaft is improved, and the deviation is avoided;

3. the shaft coupling is arranged, so that the driving motor and the transmission mechanism can be conveniently disassembled and assembled, and the maintenance is facilitated.

Drawings

Fig. 1 is a schematic view of the front view structure of the present invention.

Fig. 2 is a schematic view of a connection structure between the driving gear and two sets of driven gears of the present invention.

As shown in the figure: 1. grinding a box; 2. a pillar; 3. a base; 4. a spring damper; 5. a damper plate; 6. a drive motor; 7. A coupling; 8. a driving gear; 9. a driven gear; 10. an annulus; 11. a stirring shaft; 12. a thrust bearing; 13. a shaft body.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

With reference to fig. 1-2, a damping device for a grinder comprises a grinding box 1, wherein a transmission mechanism is connected between a stirring shaft 11 and a driving motor 6 on the grinding box 1, the transmission mechanism comprises a toothed belt 10, a driven gear 9 and two groups of driving gears 8, the driven gear 9 is arranged on the inner side of the toothed belt 10, the driven gear 9 is connected to the bottom of the stirring shaft 11, two distances between the driven gear 9 and the two groups of driving gears 8 are equal, the toothed belt 10 is meshed and stretched on the outer sides of the three, the driving motor 6 is provided with two groups, output shafts of the two groups of driving gears 8 are respectively connected with one group of driving gears 13, and transmission between the stirring shaft 11 and the driving motor 6 is not on the same axis, so that resonance of the grinding box 1 can be reduced.

The outside transmission sleeve of (mixing) shaft 11 is equipped with footstep bearing 12, and footstep bearing 12 is installed on grinding case 1 diapire, footstep bearing 12 is favorable to increasing (mixing) shaft 11 pivoted stability, avoids (mixing) shaft 11 high-speed rotation to produce the skew.

The output shaft of the driving motor 6 is connected with the shaft body 13 through the coupler 7, so that the driving motor 6 and the transmission mechanism can be conveniently disassembled and assembled, and maintenance is facilitated.

The stirring shaft 11 vertically penetrates through the grinding box 1 downwards, a damping mechanism is arranged at the bottom of the grinding box 1, the damping mechanism comprises a support column 2, a base 3 and three groups of spring dampers 4 and a damping plate 5 which are sequentially arranged above the base 3, the support column 2 is connected between the damping plate 5 and the grinding box 1, two groups of driving motors 6 are arranged on the upper end surface of the damping plate 5, and the three groups of spring dampers 4 are correspondingly arranged under a driven gear 9 and two groups of driving gears 8.

The working principle is as follows: the utility model discloses when specifically implementing, start through control driving motor 6, the corresponding driving gear 8 of synchronous drive rotates, driving gear 8 drives the cingulum 10 rotation of meshing on it, make cingulum 10 drive driven gear 9 and rotate, thereby carry out the transmission to (mixing) shaft 11 and realize rotating, 11 tops of (mixing) shaft grind in grinding case 1, in-process, the vibrations that the device produced pass through shock attenuation board 5 and convey to spring damper 4 on, spring damper 4 cushions the shock attenuation to vibrations, and stability is improved, reduce the noise that the vibrations of grinding machine produced, increase the life of device.

The present invention and the embodiments thereof have been described above without limitation, and what is shown in the detailed description is only a part of the embodiments of the present invention, not all of the embodiments, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A damping device for a grinding machine comprises a grinding box (1), wherein a transmission mechanism is connected between a stirring shaft (11) on the grinding box (1) and a driving motor (6), the stirring shaft (11) vertically penetrates through the grinding box (1) downwards, and the damping mechanism is arranged at the bottom of the grinding box (1), and is characterized in that the transmission mechanism comprises a toothed belt (10), a driven gear (9) arranged on the inner side of the toothed belt and two groups of driving gears (8), the driven gear (9) is connected to the bottom of the stirring shaft (11), the distances between the driven gear (9) and the two groups of driving gears (8) are equal, the toothed belt (10) is meshed and stretched outside the three groups of driving gears, the driving motor (6) is provided with two groups, and output shafts of the two driving gears are respectively connected with one group of driving gears (8) through a shaft body (13);

damper includes pillar (2), base (3) and installs three group spring damper (4), the shock attenuation board (5) in base (3) top in proper order, pillar (2) are connected between shock attenuation board (5) and grinding case (1), and two sets of driving motor (6) are installed at shock attenuation board (5) up end, and three group spring damper (4) correspond and set up under driven gear (9) and two sets of driving gear (8).

2. The vibration damper for grinding machine according to claim 1, wherein the outside of the stirring shaft (11) is sleeved with a thrust bearing (12), and the thrust bearing (12) is mounted on the bottom wall of the grinding box (1).

3. The damping device for the grinding machine according to claim 1, characterized in that the output shaft of the driving motor (6) is connected with the shaft body (13) through a coupling (7).