CN220739692U - Gear grinding device - Google Patents

Abstract

The utility model discloses a gear grinding device which comprises a supporting device and a processing device, wherein the supporting device comprises a gear shaft, a shell is arranged on the outer side of the gear shaft, a rotating motor is arranged at the bottom of the shell, the output end of the rotating motor is connected with the bottom of the gear shaft, an inner space is arranged between the shell and the gear shaft, a gear shaft speed regulating device is arranged in the inner space, the processing device comprises a driving motor and a grinding wheel, the output end of the driving motor is connected with a wheel shaft, and the wheel shaft is connected with the grinding wheel. The utility model can regulate the speed of the gear shaft and meet the requirements of different grinding stages.

Description

Gear grinding device

Technical Field

The utility model belongs to the technical field of gear grinding, and particularly relates to a gear grinding device.

Background

Gear transmission is a transmission form widely applied in mechanical transmission, and power is transmitted through meshing motion among gear teeth, but after the gear is used for a long time, the gear can be worn to a certain extent, so that the fit among the gears is not tight enough, the transmission precision can be affected, and therefore, part of the gears need to be ground.

The chinese patent with application number 2020215389935 discloses an external gear grinding machine, which comprises a main body, a gear driving device and a grinding device, wherein the gear driving device is arranged on the main body and comprises a gear driving part and a gear shaft, the gear driving part is in transmission connection with the gear shaft, and the gear shaft is used for installing a gear; grinding device sets up in the main part with gear drive unit interval, grinding device includes grinds the base and grinds the frame, grind and be equipped with radial guide rail on the base along the direction of perpendicular to gear shaft, grind the frame and slide and set up on grinding the base through radial guide rail, grind and be provided with grinding shaft and grinding gear on the frame, grind the axle and parallel with the gear shaft, grinding gear rotates and sets up in grinding shaft, grinding gear is used for grinding the teeth of a cogwheel of gear, grinding device still includes slide and lapping plate, be provided with axial spout along gear shaft axis direction on the slide, the lapping plate slides through axial spout and sets up on the slide, the lapping plate is used for grinding the both sides of gear.

The above-mentioned patent has the effect to the even grinding of gear, is used for installing the gear of waiting to grind through the gear shaft to make gear drive arrangement drive wait to grind the gear and rotate around self axis, the cooperation grinds the gear and polishes, however, the gear shaft among the prior art does not have speed adjusting device, and the different speeds of gear shaft are needed in different stages of lapping, otherwise the too fast quality that can lead to lapping of speed.

Disclosure of Invention

In order to solve the problems, the utility model provides a gear grinding device which comprises a supporting device and a processing device, wherein the supporting device comprises a gear shaft, a shell is arranged on the outer side of the gear shaft, a rotating motor is arranged at the bottom of the shell, the output end of the rotating motor is connected with the bottom of the gear shaft, an inner space is arranged between the shell and the gear shaft, a gear shaft speed regulating device is arranged in the inner space, the processing device comprises a driving motor and a grinding wheel, the output end of the driving motor is connected with a wheel shaft, and the wheel shaft is connected with the grinding wheel.

Preferably, the gear speed regulating device comprises a sliding rod, the sliding rod is fixed on the inner side wall of the shell, a magnetic block is arranged on the sliding rod in a sliding mode, and an electromagnet is arranged at one end, close to the sliding rod, in the shell.

Preferably, a friction ring is fixed on the gear shaft, and a friction block is arranged on one side of the magnetic block, which is close to the friction ring.

Preferably, a return spring is arranged on the sliding rod, one end of the return spring is connected with the side wall of the shell, and the other end of the return spring is connected with the magnetic block.

Preferably, the bottom of the shell is provided with a lifting mechanism, the lifting mechanism comprises a cylinder, and the output end of the cylinder is connected with the bottom of the shell.

Preferably, a bearing is arranged in the inner space, the bearing comprises an outer ring, an inner ring and rollers between the outer ring and the inner ring, the outer ring is connected with the inner side wall of the shell, and the inner ring is connected with the gear shaft.

The utility model has the advantages that:

1. the gear shaft speed regulating device is arranged in the scheme, so that the gear shaft can be limited in speed, different rotating speeds can be achieved, and the requirements of different grinding stages can be met.

2, in the scheme, the gear shaft speed regulating device is driven by the magnetic device, and when the speed is regulated, the magnetic block can apply a uniform load to the friction ring through magnetic force, so that the gear shaft is slowly and uniformly slowed down; meanwhile, due to the action of magnetic force, even if the friction block is worn, the worn part can be compensated by pushing of the magnetic force.

Drawings

FIG. 1 is a diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

fig. 3 is an enlarged view of a portion of fig. 2 in accordance with the present utility model.

In the figure: the device comprises a gear shaft 1, a shell 2, a rotating motor 3, an inner space 4, a driving motor 5, a grinding wheel 6, a wheel shaft 7, a sliding rod 8, a magnetic block 9, an electromagnet 10, a friction ring 11, a friction block 12, a return spring 13, a cylinder 14, an outer ring 15, an inner ring 16 and a roller 17.

Detailed Description

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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. Meanwhile, when an element is referred to as being "fixed" or "disposed" on another element, it may be directly on the other element or intervening elements may be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "fixedly connected to" another element, it can be conventionally connected by welding or bolting or gluing. In summary, it will be understood by those of ordinary skill in the art that the specific meaning of the terms described above in this disclosure is to be understood in a specific sense.

Example 1

As shown in fig. 1-3, a gear grinding device comprises a supporting device and a processing device, the supporting device comprises a gear shaft 1, a shell 2 is arranged on the outer side of the gear shaft 1, the gear shaft 1 penetrates through the top of the shell 2 to be connected with a gear to be ground, a rotating motor 3 is arranged at the bottom of the shell 2, the output end of the rotating motor 3 is connected with the bottom of the gear shaft 1, the rotating motor 3 drives the gear shaft 1 and the gear to be ground to rotate, an inner space 4 is arranged between the shell 2 and the gear shaft 1, the inner space 4 is provided with a gear shaft speed regulating device, the processing device comprises a driving motor 5 and a grinding wheel 6, the central axis of the grinding wheel 6 is perpendicular to the central axis of the gear, the output end of the driving motor 5 is connected with a wheel shaft 7, the wheel shaft 7 is connected with the grinding wheel 6, the driving motor 5 is fixed on corresponding mobile equipment, the mobile equipment can drive the driving motor 5 to move, when grinding is performed, the rotating motor 3 drives the gear shaft 1 to rotate along the central axis of the self-body, and then drives the grinding wheel 6 to rotate through the driving motor 5, different areas are arranged on the grinding wheel 6, and the different areas have different particle sizes.

In the initial grinding stage, the grinding wheel 6 and the gear shaft 1 need to move at a high speed, the part with large grain diameter on the grinding wheel 6 is utilized to carry out rough grinding on the gear to be ground, the part with large grain diameter on the grinding wheel 6 is the front end of the grinding wheel 6, when the grinding stage is carried out, the grinding stage needs to be carried out, and in the fine grinding stage, the speed of the gear shaft 1 needs to be reduced, and meanwhile, the part with small grain diameter on the grinding wheel 6, namely the rear end part of the grinding wheel 6 is utilized to grind the gear to be ground.

The gear speed regulating device comprises a sliding rod 8, a magnetic block 9 is arranged on the sliding rod 8 in a sliding mode, an electromagnet 10 is arranged at one end of the sliding rod 8, one faces of the electromagnet 10, which are opposite to the magnetic block 9, generate magnetic poles with the same polarity through energizing the electromagnet 10, and the electromagnet 10 pushes the magnetic block 9 to be close to the gear block according to the principle that the same polarity repels each other so as to carry out friction speed reduction on the gear shaft 1. In order to guarantee the service life of the gear speed regulating device, a friction ring 11 is fixed on the gear shaft 1, a friction block 12 is arranged on one side, close to the friction ring 11, of the magnetic block 9, and the surfaces of the friction ring 11 and the friction block 12 are plated with chrome so as to increase the wear-resisting effect of the friction ring and the friction block, so that the service life of the gear speed regulating device and the gear shaft can be prolonged. The sliding rod 8 is provided with a return spring 13, one end of the return spring 13 is connected with the side wall of the shell 2, and the other end is connected with the magnetic block 9. When the electromagnet 10 cuts off the power supply, the return spring 13 can pull the magnetic body to return, so that the interference on the rotating speed of the gear shaft 1 is avoided when the speed is not required to be limited.

The bottom of casing 2 is equipped with elevating system, and elevating system includes cylinder 14, and the output of cylinder 14 is connected with the bottom of casing 2, and cylinder 14 can drive casing 2 and go up and down to change the height of waiting to grind the gear, thereby make its position and grinding wheel 6 adaptation. The bearing is arranged in the inner space 4 and comprises an outer ring 15, an inner ring 16 and rollers 17 between the outer ring 15 and the inner ring 16, the outer ring 15 is connected with the inner side wall of the shell 2, the inner ring 16 is connected with the gear shaft 1, and the bearing can play a role in limiting and guiding.

The gear shaft speed regulating device is arranged in the embodiment, so that the gear shaft 1 can be limited in speed, different rotating speeds can be achieved, and the requirements of different grinding stages can be met. Meanwhile, in the embodiment, the gear shaft speed regulating device is driven by the magnetic device, and when the speed is regulated, the magnetic block 9 can apply a uniform load to the friction ring 11 through magnetic force, so that the gear shaft 1 is slowly and uniformly slowed down; meanwhile, due to the action of magnetic force, the friction block 12 is worn in time, and the worn part can be compensated by pushing of the magnetic force.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A gear grinding device, characterized in that: including strutting arrangement and processingequipment, strutting arrangement includes gear shaft (1), the outside of gear shaft (1) is equipped with casing (2), the bottom of casing (2) is equipped with rotating electrical machines (3), the output of rotating electrical machines (3) is connected with the bottom of gear shaft (1), be equipped with inner space (4) between casing (2) and gear shaft (1), inner space (4) are equipped with gear shaft speed adjusting device, processingequipment includes driving motor (5) and grinding wheel (6), the output of driving motor (5) is connected with shaft (7), shaft (7) are connected with grinding wheel (6).

2. The gear lapping device of claim 1, wherein: the gear shaft speed regulating device comprises a sliding rod (8), wherein the sliding rod (8) is fixed on the inner side wall of the shell (2), a magnetic block (9) is arranged on the sliding rod (8) in a sliding mode, and an electromagnet (10) is arranged at one end, close to the sliding rod (8), in the shell (2).

3. The gear lapping device of claim 2, wherein: a friction ring (11) is fixed on the gear shaft (1), and a friction block (12) is arranged on one side, close to the friction ring (11), of the magnetic block (9).

4. A gear lapping device according to claim 3, wherein: the sliding rod (8) is provided with a return spring (13), one end of the return spring (13) is connected with the side wall of the shell (2), and the other end of the return spring is connected with the magnetic block (9).

5. The gear lapping device of claim 4, wherein: the bottom of casing (2) is equipped with elevating system, elevating system includes cylinder (14), the output of cylinder (14) is connected with the bottom of casing (2).

6. The gear lapping device of claim 5, wherein: the bearing is arranged in the inner space (4), the bearing comprises an outer ring (15), an inner ring (16) and rollers (17) between the outer ring (15) and the inner ring (16), the outer ring (15) is connected with the inner side wall of the shell (2), and the inner ring (16) is connected with the gear shaft (1).