CN218194529U

CN218194529U - Safety protection device for grinding wheel of outer arc grinding machine

Info

Publication number: CN218194529U
Application number: CN202222139842.8U
Authority: CN
Inventors: 刘发有; 吴兆国; 李勇
Original assignee: Zaoyang Xinze Friction Material Co ltd
Current assignee: Zaoyang Xinze Friction Material Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-01-03
Anticipated expiration: 2032-08-15

Abstract

The utility model belongs to the technical field of the grinding machine emery wheel, a outer arc grinding machine emery wheel safety arrangement is disclosed, including the back safety cover, the rear side top of back safety cover is connected with the mounting bracket, and the mounting bracket is installed through first bolt, the place ahead of back safety cover is installed preceding safety cover through the second bolt, the relative position of back safety cover and preceding safety cover all is connected with first bearing, and the internal connection of first bearing has the axle sleeve, be connected with safety cover under the emery wheel on the axle sleeve, and the left side of safety cover is connected with the arm-tie under the emery wheel, the internal connection of axle sleeve has the second bearing, and second bearing internal connection has the grinding machine motor shaft, be connected with the emery wheel on the grinding machine motor shaft, be convenient for better protect the emery wheel through safety cover under back safety cover, preceding safety cover and the emery wheel for emery wheel usable floor area obtains better control, reduces the potential safety hazard.

Description

Safety protection device for grinding wheel of outer arc grinding machine

Technical Field

The utility model belongs to the technical field of the grinding machine emery wheel, specifically be an outer arc grinding machine emery wheel safety arrangement.

Background

A grinding machine is a machine tool that grinds the surface of a workpiece using a grinding tool. Most grinding machines perform grinding using a grinding wheel rotating at a high speed, and a few grinding machines perform grinding using oilstones, sanding belts and other grinders and free abrasives, such as honing machines, superfinishing machines, sanding belt grinders, grinding machines, polishing machines, and the like.

The outer most cover of present grinding machine emery wheel is equipped with the wheel guard, but only wraps up emery wheel upper portion, does not wrap up its lower part, and the staff produces the incident because of careless touching easily in the production, consequently the utility model provides an outer arc grinding machine emery wheel safety arrangement, the better problem of solving above-mentioned proposition of being convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problems: most of the grinding wheels of the existing grinding machines are sleeved with grinding wheel covers, but the upper parts of the grinding wheels are only wrapped, the lower parts of the grinding wheels are not wrapped, and workers are easy to generate safety accidents due to careless touch in production, so that the safety protection device for the grinding wheels of the outer arc grinding machines is provided.

The utility model adopts the technical scheme as follows: the utility model provides an outer arc grinding machine emery wheel safety arrangement, includes the back safety cover, the rear side top of back safety cover is connected with the mounting bracket, and the mounting bracket is installed through first bolt, the place ahead of back safety cover is installed preceding safety cover through the second bolt, the relative position of back safety cover and preceding safety cover all is connected with first bearing, and the internal connection of first bearing has the axle sleeve, be connected with the safety cover under the emery wheel on the axle sleeve, and the left side of safety cover is connected with the arm-tie under the emery wheel, the internal connection of axle sleeve has the second bearing, and second bearing internal connection has the grinding machine motor shaft, be connected with the emery wheel on the grinding machine motor shaft, and the emery wheel is located the inside of safety cover under the emery wheel, movable groove has been seted up to back safety cover and preceding safety cover relative position, and the inside activity of movable groove is pegged graft there is the screw rod, safety cover fixed connection under screw rod and the emery wheel, threaded connection has the nut on the screw rod, and the nut extrudees on the outer wall of back safety cover and preceding safety cover.

In a preferred embodiment, the mounting frame is mounted at the position of the motor of the grinding machine through a first bolt, a dust suction pipe is connected to the left side of the front wall of the front protection cover in a penetrating manner, and the dust suction pipe is connected with an external dust collector.

In a preferred embodiment, the lower grinding wheel protection cover is located inside the rear protection cover and the front protection cover, and the pulling plate and the lower grinding wheel protection cover are of an integrated structure.

In a preferred embodiment, the grinding wheel lower protective cover is matched with the grinding wheel, and the outer diameter of the nut is larger than the width of the movable groove.

In a preferred embodiment, the movable groove is a through groove structure, and the specifications of the rear protective cover and the front protective cover are the same.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the grinding wheel is protected through the rear protection cover, the front protection cover and the grinding wheel lower protection cover, so that the use area of the grinding wheel is better controlled, and potential safety hazards are reduced.

1. The utility model discloses in, be connected with the mounting bracket at the rear of rear safety cover, be convenient for fix the mounting bracket in the grinding machine motor position through first bolt, the position of rear safety cover obtains the location this moment, there is preceding safety cover in the place ahead of rear safety cover through second bolted connection, upper portion safety cover is constituteed to rear safety cover and preceding safety cover this moment, the antetheca left side through connection of safety cover in the front has the dust absorption pipe, be connected with external dust catcher through the dust absorption pipe, can carry out better processing to the dust that produces when polishing.

2. The utility model discloses in, install the axle sleeve through first bearing at back safety cover and preceding safety cover relative position, the axle sleeve can drive the safety cover under the effect of first bearing and advance rotatoryly this moment, and the safety cover can protect the emery wheel under the emery wheel simultaneously, is connected with the screw rod under the emery wheel on the safety cover, is convenient for under the cooperation of screw rod and nut, can fix a position the position of safety cover under the emery wheel for the better protection to the emery wheel lower part of safety cover under the emery wheel.

Drawings

Fig. 1 is a schematic view of the structure of the first state of the present invention;

fig. 2 is a second structural diagram of the present invention.

The labels in the figure are: 1-rear protective cover; 2-a mounting rack; 3-a first bolt; 4-a second bolt; 5-front protective cover; 6-a dust absorption pipe; 7-a first bearing; 8-shaft sleeve; 9-a lower protective cover of the grinding wheel; 10-pulling a plate; 11-a second bearing; 12-grinder motor shaft; 13-grinding wheel; 14-a movable slot; 15-screw rod; 16-screw cap.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.

A grinding wheel safety protection device for an external arc grinding machine according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Example (b):

referring to fig. 1 and 2, a safety protection device for an outer arc grinding machine grinding wheel comprises a rear protection cover 1, wherein a mounting frame 2 is connected to the upper portion of the rear side of the rear protection cover 1, the rear protection cover 1 and a front protection cover 5 are identical in specification, the mounting frame 2 is mounted through a first bolt 3, the mounting frame 2 is mounted at the position of a grinding machine motor through the first bolt 3, the mounting frame 2 can be fixed at the position of the grinding machine motor through the first bolt 3 conveniently, at the moment, the position of the rear protection cover 1 is located, a front protection cover 5 is mounted in front of the rear protection cover 1 through a second bolt 4, at the moment, the rear protection cover 1 and the front protection cover 5 form an upper protection cover, a dust suction pipe 6 is connected to the left side of the front wall of the front protection cover 5 in a penetrating manner, the dust suction pipe 6 is connected with an external dust collector, and the dust collector is connected through the dust suction pipe 6, and dust generated during grinding can be better treated;

referring to fig. 1 and 2, a first bearing 7 is connected to the relative positions of the rear protective cover 1 and the front protective cover 5, a shaft sleeve 8 is connected to the inside of the first bearing 7, a lower grinding wheel protective cover 9 is connected to the shaft sleeve 8, the lower grinding wheel protective cover 9 is located inside the rear protective cover 1 and the front protective cover 5, a pulling plate 10 is connected to the left side of the lower grinding wheel protective cover 9, and the pulling plate 10 and the lower grinding wheel protective cover 9 are of an integrated structure;

referring to fig. 1 and 2, a second bearing 11 is connected inside the shaft sleeve 8, a grinder motor shaft 12 is connected inside the second bearing 11, a grinding wheel 13 is connected on the grinder motor shaft 12, the grinding wheel 13 is located inside the lower grinding wheel protection cover 9, the lower grinding wheel protection cover 9 is matched with the grinding wheel 13, at this time, the shaft sleeve 8 can drive the lower grinding wheel protection cover 9 to rotate under the action of the first bearing 7, and meanwhile, the lower grinding wheel protection cover 9 can protect the grinding wheel 13;

referring to fig. 1 and 2, movable groove 14 has been seted up to back safety cover 1 and preceding safety cover 5 relative position, movable groove 14 is through the groove structure, movable groove 14 inside activity is pegged graft there is screw rod 15, safety cover 9 fixed connection under screw rod 15 and the emery wheel, threaded connection has nut 16 on screw rod 15, and nut 16 extrudees on the outer wall of back safety cover 1 and preceding safety cover 5, nut 16's external diameter is greater than movable groove 14's width, be convenient for under screw rod 15 and nut 16's cooperation, can fix a position safety cover 9's position under the emery wheel, make under the emery wheel safety cover 9 better protect emery wheel 13 lower part.

This application advantage: the grinding wheel 13 is protected better through the rear protection cover 1, the front protection cover 5 and the grinding wheel lower protection cover 9, so that the use area of the grinding wheel 13 is better controlled, and potential safety hazards are reduced.

The working principle is as follows: when using emery wheel 13, be connected dust absorption pipe 6 with external dust catcher, with 16 to one side rotations of nut, make nut 16 and back safety cover 1 and preceding safety cover 5 produce and break away from, can pull arm-tie 10 at this moment and rotatory to the angle that is fit for using of safety cover 9 under the emery wheel, it is rotatory to the opposite side with 16 nuts, make 16 extrudees at back safety cover 1 and preceding safety cover 5 outer walls, can fix a position the position of safety cover 9 under the emery wheel.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an outer arc grinding machine emery wheel safety arrangement, includes back safety cover (1), its characterized in that: an installation frame (2) is connected with the upper part of the rear side of the rear protection cover (1), the mounting rack (2) is mounted through a first bolt (3), a front protective cover (5) is mounted in front of the rear protective cover (1) through a second bolt (4), the relative positions of the rear protective cover (1) and the front protective cover (5) are both connected with a first bearing (7), and the inside of the first bearing (7) is connected with a shaft sleeve (8), the shaft sleeve (8) is connected with a lower protective cover (9) of a grinding wheel, and the left side of the grinding wheel lower protective cover (9) is connected with a pulling plate (10), a second bearing (11) is connected inside the shaft sleeve (8), and the interior of the second bearing (11) is connected with a grinder motor shaft (12), a grinding wheel (13) is connected on the motor shaft (12) of the grinding machine, and the grinding wheel (13) is positioned inside the grinding wheel lower protective cover (9), a movable groove (14) is arranged at the relative position of the rear protective cover (1) and the front protective cover (5), a screw rod (15) is movably inserted in the movable groove (14), the screw rod (15) is fixedly connected with the lower protective cover (9) of the grinding wheel, a screw cap (16) is connected with the screw rod (15) in a threaded manner, and the screw cap (16) is pressed on the outer walls of the rear protective cover (1) and the front protective cover (5).

2. The safety protection device for the grinding wheel of the external arc grinding machine according to claim 1, characterized in that: mounting bracket (2) are installed in the grinding machine motor position through first bolt (3), the antetheca left side through connection of preceding safety cover (5) has dust absorption pipe (6), and dust absorption pipe (6) are connected with external dust catcher.

3. The safety protection device for the grinding wheel of the external arc grinding machine according to claim 1, characterized in that: the lower grinding wheel protection cover (9) is located inside the rear protection cover (1) and the front protection cover (5), and the pull plate (10) and the lower grinding wheel protection cover (9) are of an integrated structure.

4. The safety protection device for the grinding wheel of the external arc grinding machine according to claim 3, characterized in that: the grinding wheel lower protective cover (9) is matched with the grinding wheel (13), and the outer diameter of the screw cap (16) is larger than the width of the movable groove (14).

5. The safety protection device for the grinding wheel of the external arc grinding machine according to claim 4, characterized in that: the movable groove (14) is of a through groove structure, and the specifications of the rear protective cover (1) and the front protective cover (5) are the same.