CN212601185U

CN212601185U - Labyrinth grease lubricating grinding wheel spindle of centerless grinding machine

Info

Publication number: CN212601185U
Application number: CN202021181095.9U
Authority: CN
Inventors: 胡安
Original assignee: Wuxi Gaole Machinery Equipment Co ltd
Current assignee: Wuxi Gaole Machinery Equipment Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-02-26
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a centerless grinder labyrinth grease lubricated emery wheel main shaft, including the main shaft body, the outer wall that the main shaft body kept away from drive assembly one end has seted up movable groove, the inside in movable groove articulates there is the gripper jaw, the activity way that runs through with movable groove is seted up to the inside of main shaft body, gripper jaw's bottom articulates there is the movable rod, the outer wall that movable groove one end was kept away from to the main shaft body is provided with the spacing ring, be provided with the change between two spacing rings, the movable rod comprises deflection bar and slide bar, the both ends of deflection bar are articulated with the bottom of gripper jaw and the one end of slide bar respectively, the activity way is kept away from the one end in the outer wall change of main shaft body and is link up under and seted up the meshing groove, the side that deflection bar one end was kept away from to the slide bar is connected with the change through the screw thread. Through the cooperation of above each device, can make demolising and changing of emery wheel more convenient, can promote work efficiency.

Description

Labyrinth grease lubricating grinding wheel spindle of centerless grinding machine

Technical Field

The utility model relates to a centerless grinder emery wheel main shaft technical field specifically is centerless grinder labyrinth grease lubricated emery wheel main shaft.

Background

The labyrinth grease lubricating grinding wheel spindle of the centerless grinding machine has the advantages that different workpieces need to be ground during operation of the centerless grinding machine, the grinding wheel is often required to be replaced correspondingly during replacement of the workpieces, most of the existing spindle and grinding wheel are connected through bolts, and the grinding wheel is relatively troublesome during replacement, so that the grinding wheel can be conveniently replaced, and the replacement efficiency is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centerless grinder labyrinth grease lubrication grinding wheel main shaft to solve the used main shaft of current centerless grinder that provides in the above-mentioned background art and be not convenient for change the emery wheel, lead to the problem that work efficiency of polishing is influenced.

In order to achieve the above object, the utility model provides a following technical scheme: labyrinth grease lubricated emery wheel main shaft of centerless grinder, including the main shaft body, four movable grooves have been seted up to the outer wall that the main shaft body kept away from drive assembly one end, the inside in movable groove articulates there is the gripper jaw, the inside of main shaft body is seted up the movable way that runs through with the movable groove, the bottom of gripper jaw articulates there is the movable rod, the outer wall that the movable groove one end was kept away from to the main shaft body is provided with two spacing rings, two can the pivoted change has been cup jointed in the outer wall of main shaft body between the spacing ring.

Preferably, the movable rod consists of a deflection rod and a slide rod, two ends of the deflection rod are respectively hinged with the bottom end of the clamping jaw and one end of the slide rod, and one end of the movable channel, which is far away from the movable groove, is communicated with and provided with an engaging groove under the outer wall swivel of the main shaft body.

Preferably, the side surface of the sliding rod, which is far away from one end of the deflection rod, is connected with the rotating ring through threads.

Preferably, the outer wall of the main shaft body is integrally provided with a baffle ring, and the baffle ring is positioned between the movable groove and the rotating ring.

Preferably, the distance from the bottom end of the clamping claw to the central axis of the main shaft body is 0.5-0.8cm greater than the distance from the bottom side of the movable channel to the central axis of the main shaft body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through rotatory and slide bar meshed swivel, can make the slide bar say inside the slip in the activity for the gripper jaw takes place to deflect in the inside in activity groove, and then realizes the laminating and the separation of gripper jaw and emery wheel side, uses through the cooperation of each device above, can save the trouble of bolt fastening emery wheel, and can realize that the emery wheel demolishs and changes fast, raises the efficiency.

2. The utility model discloses, through with gripper jaw and activity way apart from the injecing of main shaft body central axis distance, can increase the angle that the gripper jaw deflected, can enough realize the gripper jaw and deflect to the inside in activity groove, make things convenient for the dismantlement of emery wheel, can guarantee the safe operation of emery wheel to the more firm of emery wheel centre gripping again.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of a main shaft body according to an embodiment of the present invention;

fig. 2 is an enlarged view of the embodiment a of the present invention.

In the figure: 1. a main shaft body; 11. a baffle ring; 2. a movable groove; 3. a gripper jaw; 4. a moving track; 41. an engagement groove; 5. a movable rod; 51. a deflection bar; 52. a slide bar; 6. a limiting ring; 7. and (7) rotating the ring.

Detailed Description

In order to enable a main shaft used by a wireless grinding machine to change a grinding wheel more quickly and improve the grinding efficiency, a labyrinth grease lubrication grinding wheel main shaft of the centerless grinding machine is particularly provided. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, the present embodiment provides a labyrinth grease lubricated grinding wheel spindle for a centerless grinding machine, which includes a spindle body 1, wherein four movable grooves 2 are formed in an outer wall of one end of the spindle body 1, which is far away from a transmission assembly, clamping jaws 3 are hinged inside the movable grooves 2, a movable channel 4 penetrating through the movable grooves 2 is formed inside the spindle body 1, a movable rod 5 is hinged at a bottom end of the clamping jaw 3, two limit rings 6 are arranged on an outer wall of one end of the spindle body 1, which is far away from the movable grooves 2, and a rotatable swivel 7 is sleeved on the outer wall of the spindle body 1 between the two limit rings 6.

The movable rod 5 consists of a deflection rod 51 and a slide rod 52, two ends of the deflection rod 51 are respectively hinged with the bottom end of the clamping jaw 3 and one end of the slide rod 52, and one end of the movable channel 4, which is far away from the movable groove 2, is provided with an engaging groove 41 which is communicated under the outer wall rotating ring 7 of the main shaft body 1.

The side of the slide rod 52 remote from the end of the deflection rod 51 is connected to the swivel 7 by means of a screw thread.

The outer wall of the main shaft body 1 is integrally provided with a baffle ring 11, and the baffle ring 11 is positioned between the movable groove 2 and the rotating ring 7.

The distance from the bottom end of the clamping claw 3 to the central axis of the main shaft body 1 is 0.5-0.8cm greater than the distance from the bottom side of the movable channel 4 to the central axis of the main shaft body 1.

In this embodiment, firstly, the rotating ring 7 is rotated between the limiting rings 6 in a certain direction, and the sliding rod 52 slides in the moving channel 4 in a direction away from the clamping jaw 3, at this time, the sliding rod 52 pulls the clamping jaw 3 to deflect through the deflecting rod 51, the top end of the clamping jaw 3 is separated from the side surface of the grinding wheel, the clamping jaw 3 continuously deflects along with the rotation of the rotating ring 7 until the clamping jaw 3 is completely immersed in the moving groove 2, then the grinding wheel to be replaced is sleeved on the outer wall of the spindle body 1, one side of the grinding wheel is attached to the side surface of the retaining ring 11, then the rotating ring 7 rotates in the opposite direction, the sliding rod 52 slides in the moving channel 4 in a direction close to the clamping jaw 3, at this time, the deflecting rod 51 abuts against the bottom end of the clamping jaw 3, so that the top end of the clamping jaw 3 approaches to the side surface of the grinding wheel, the rotating ring 7 continuously until the top end of the clamping jaw 3 is attached to the side surface, the grinding wheel can be fixed on the outer wall of the main shaft body 1 through the baffle ring 11 and the clamping claws 3.

Through the cooperation of above each device, can make demolising and changing of emery wheel more convenient, can promote work efficiency.

Example 2

Referring to fig. 1, a further improvement is made on the basis of embodiment 1: the distance from the bottom end of the clamping jaw 3 to the central axis of the main shaft body 1 is greater than the distance from the bottom side of the movable channel 4 to the central axis of the main shaft body 1 by 0.5-0.8cm, the distance from the clamping jaw 3 and the movable channel 4 to the central axis of the main shaft body 1 is limited, the deflection angle of the clamping jaw 3 can be increased, the clamping jaw 3 can deflect to the inside of the movable groove 2, the grinding wheel is convenient to disassemble, the grinding wheel can be clamped more firmly, and the safe operation of the grinding wheel is guaranteed.

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

Claims

1. Centerless grinder labyrinth grease lubricated emery wheel main shaft, including main shaft body (1), its characterized in that: the outer wall that transmission assembly one end was kept away from in main shaft body (1) has seted up four movable groove (2), the inside articulated gripper jaw (3) that has of movable groove (2), the inside of main shaft body (1) is seted up and is led (4) with the activity that activity groove (2) run through, the bottom of gripper jaw (3) articulates there is movable rod (5), the outer wall that movable groove (2) one end was kept away from in main shaft body (1) is provided with two spacing rings (6), two cup joint in the outer wall of main shaft body (1) between spacing ring (6) and can pivoted change (7).

2. The labyrinth grease-lubricated grinding wheel spindle of the centerless grinder of claim 1, wherein: the movable rod (5) is composed of a deflection rod (51) and a sliding rod (52), two ends of the deflection rod (51) are hinged to the bottom end of the clamping jaw (3) and one end of the sliding rod (52) respectively, and one end, far away from the movable groove (2), of the movable channel (4) is communicated with and provided with an engagement groove (41) under an outer wall swivel (7) of the main shaft body (1).

3. The labyrinth grease-lubricated grinding wheel spindle of the centerless grinder of claim 2, wherein: the side surface of one end of the sliding rod (52) far away from the deflection rod (51) is connected with the rotary ring (7) through threads.

4. The labyrinth grease-lubricated grinding wheel spindle of the centerless grinder of claim 1, wherein: the outer wall of the main shaft body (1) is integrally provided with a baffle ring (11), and the baffle ring (11) is positioned between the movable groove (2) and the rotating ring (7).

5. The labyrinth grease-lubricated grinding wheel spindle of the centerless grinder of claim 1, wherein: the distance from the bottom end of the clamping claw (3) to the central axis of the main shaft body (1) is greater than the distance from the bottom side of the movable channel (4) to the central axis of the main shaft body (1) by 0.5-0.8 cm.