CN217751027U - Adjustable protection device of grinder - Google Patents

Abstract

The utility model discloses an adjustable protector of abrasive machine, including the emery wheel, the protection component is installed in the outside of emery wheel, the protection component includes the inner shell, the front end rigid coupling of inner shell has the handle, the outer wall laminating of inner shell has the shell, the inner shell has the emery wheel with the inboard clearance fit of shell, the equal rigid coupling in the top outside of inner shell has the bolt. This adjustable protector of abrasive machine, remove the handle, and drive the inner shell and remove in the shell, the inner shell drives the arc wall on the bolt shell of both sides and adjusts simultaneously, adjust the position of protection emery wheel, treat to adjust the back, the rotation nut is at the inboard removal of the bolt outer wall that corresponds, until supporting tightly on the shell, fixed inner shell is the position in the shell, improve the inner shell and adjust the back, the stability of fixing in the shell, avoid the emery wheel piece to splash and cause the injury, the device has been solved, because the protection casing is adjusting the back, the fixed stability is low, if the emery wheel splashes, still can cause the problem of injury.

Description

Adjustable protection device of grinder

Technical Field

The utility model relates to a grinder technical field specifically is an adjustable protector of grinder.

Background

The grinder is a common equipment for sharpening various cutters and tools and also used for grinding, deburring, cleaning and other works of common small parts, mainly comprises a base, a grinding wheel, a motor or other power sources, a bracket, a protective cover, a water feeder and the like, and can be divided into a handheld grinder, a vertical grinder, a suspended grinder, a bench grinder and the like.

For example, the patent number is CN200920103370.2, a protection device of a grinding machine is that a set of rotatable inner protection cover is arranged in the existing common protection cover, although the device is used for normal high-speed rotary grinding, once a grinding wheel is broken, fragments fly out along the tangential direction of the circumference under the action of centrifugal force and impact on a stop block of the inner protection cover, so that the inner protection cover instantly covers the fragments of the grinding wheel to rotate to a workbench, thereby greatly reducing the danger that the fragments of the grinding wheel rush out to hurt a human body, but the device has the problems that the protection cover is low in fixing stability after being adjusted, if the grinding wheel splashes, the damage can be caused, and meanwhile, the triangular belt is inconvenient to detach.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable protector of abrasive machine to solve the device that proposes in the above-mentioned background art, because the protection casing is adjusting the back, fixed stability is low, if the emery wheel splashes, still can cause the problem of injury.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable protector of abrasive machine, includes the emery wheel, the protective component is installed in the outside of emery wheel, the protective component includes the inner shell, the front end rigid coupling of inner shell has the handle, the outer wall laminating of inner shell has the shell, the inner shell has the emery wheel with the inboard clearance fit of shell, the equal rigid coupling in top outside of inner shell has the bolt, the outer wall of bolt all laminates with the internal surface of arc wall mutually, the arc wall is seted up respectively at the top outside inner wall of shell, the equal threaded connection in the outside of bolt has the nut, the inboard of nut supports the outer wall at the shell tightly respectively. Avoid the damage caused by the splash of the fragments of the grinding wheel.

Preferably, a rotating shaft is fixedly connected to the inner wall of the grinding wheel, and a grooved wheel is fixedly connected to one end of the rotating shaft. The grooved wheel drives the grinding wheel to rotate through the rotating shaft.

Preferably, a bearing is fixedly connected to the outer wall of the rotating shaft. The rotating shaft rotates through the bearing.

Preferably, the adjusting part is installed to the bottom of shell, the adjusting part includes the slider, the top rigid coupling of slider has the shell, slider and spout slip joint, the top inner wall at the casing is seted up to the spout, the mounting hole has all been seted up to the below four corners inner wall of casing, the laminating of top one side of casing has first threaded rod, the outer wall threaded connection of first threaded rod has the horizontal block, the tip rigid coupling of horizontal block is at the below outer wall of shell. The V-belt is convenient to disassemble and assemble.

Preferably, the outer wall of the bearing is fixedly connected with a shell. The housing supports the bearing.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the adjustable protection device of the grinding machine has the advantages that:

through the cooperation between the grinding wheel and the protection component, the handle is moved, the inner shell is driven to move in the outer shell, meanwhile, the inner shell drives the arc grooves on the bolt outer shells on two sides to be adjusted, the position of the protection grinding wheel is adjusted, after the adjustment is finished, the rotating screw cap moves towards the inner side on the corresponding bolt outer wall until abutting against the outer shell, the position of the inner shell in the outer shell is fixed, the stability of the inner shell fixed in the outer shell is improved after the adjustment of the inner shell, the damage caused by the splashing of grinding wheel fragments is avoided, and the device is solved;

through the cooperation between emery wheel, pivot, bearing, sheave, protection component and the adjusting part, when the shell drove the spout of slider on the casing in the backward slip, make the sheave remove backward, make things convenient for the dismouting V-belt this moment, solved the device, the problem of the V-belt of not being convenient for dismantle.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the grinding wheel and spindle of FIG. 1;

FIG. 3 is a schematic view of the structure A in FIG. 1;

fig. 4 is a schematic structural diagram of B in fig. 1.

In the figure: 1. grinding wheel, 2, rotating shaft, 3, bearing, 4, protective component, 401, inner shell, 402, handle, 403, outer shell, 404, bolt, 405, arc groove, 406, nut, 5, adjusting component, 501, sliding block, 502, sliding groove, 503, shell, 504, mounting hole, 505, cross block, 506, first threaded rod, 6, fixing component, 601, electric push rod, 602, transverse plate, 603, curved plate, 604, second threaded rod, 7 and grooved wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an adjustable protector of abrasive machine, including emery wheel 1, protective component 4 is installed to the outside of emery wheel 1, protective component 4 includes inner shell 401, the front end of inner shell 401 is connected with handle 402 firmly, the outer wall laminating of inner shell 401 has outer shell 403, the inboard clearance fit of inner shell 401 and outer shell 403 has emery wheel 1, remove handle 402, and drive inner shell 401 and move in outer shell 403, adjust the position of protection emery wheel 1, the top outside of inner shell 401 all rigid coupling has bolt 404, the outer wall of bolt 404 all laminates with the internal surface of arc groove 405, arc groove 405 sets up respectively in the top outside inner wall of outer shell 403, inner shell 401 drives the interior regulation of arc groove 405 on the outer shell 403 of bolt 404 of both sides simultaneously, the equal threaded connection in outside of bolt 404 has nut 406, the inboard of nut 406 supports tightly at the outer wall of outer shell 403 respectively, after finishing adjusting, the rotation nut moves at the corresponding bolt 404 outer wall, until supporting tightly on outer shell 403, the position of inner shell 401 in outer shell 403 is fixed, through the cooperation between emery wheel 1 and protective component 4, remove handle 402, and drive inner shell 403 and adjust the inner shell 403, the inner shell 403 and move the inner shell 403, the inner shell 401 and adjust the straight damage of adjusting the straight shell 401, the inner shell 401 of adjusting the inner shell 403 after finishing, the regulation of bolt 404 that the regulation, the straight piece is fixed, the inner shell 401, the straight damage of bolt 404 that the inner shell 403, the inner shell 401 is fixed, the inner shell 403 that the inner shell 401 is fixed, the inner shell 403 that the inner shell 401 is adjusted.

The inner wall rigid coupling of emery wheel 1 has pivot 2, and the one end rigid coupling of pivot 2 has sheave 7, and sheave 7 drives emery wheel 1 through pivot 2 and rotates, and the outer wall rigid coupling of pivot 2 has bearing 3, and pivot 2 passes through bearing 3 and rotates.

The bottom end of the shell 403 is provided with the adjusting assembly 5, the adjusting assembly 5 comprises a sliding block 501, the top end of the sliding block 501 is fixedly connected with the shell 403, the sliding block 501 is connected with a sliding groove 502 in a sliding manner, the sliding groove 502 is arranged on the upper inner wall of the shell 503, the shell 403 drives the sliding block 501 to slide back and forth in the sliding groove 502 on the shell 503, the sliding groove 502 prevents the sliding block 501 from derailing, the lower four corners of the shell 503 are provided with mounting holes 504, the shell 503 and the whole shell are mounted at a designated position through the mounting holes 504 at the four corners, one side of the top end of the shell 503 is attached with a first threaded rod 506, the outer wall of the first threaded rod 506 is in threaded connection with a transverse block 505, the end of the transverse block 505 is fixedly connected with the lower outer wall of the shell 503, the first threaded rod 506 rotates to move up and down in the transverse block 505, the shell 403 moves forward after being replaced, the protective assembly 4 and the adjusting assembly 5 are matched, when the sliding block 501 is driven by the shell 403 to slide back in the sliding groove 502 on the shell 503, the grooved block 7 moves backwards, and the grooved block 403 is fixed and the shell 503 tightly.

A housing 403 is fixed to an outer wall of the bearing 3, and the housing 403 supports the bearing 3.

The fixing component 6 is installed on the inner side of the shell 503, the fixing component 6 comprises electric push rods 601, the bottom ends of the electric push rods 601 are fixedly connected to the inner wall of the outer side of the front of the shell 503 respectively, the model of the electric push rods 601 is TG-700, the output ends of the electric push rods 601 are fixedly connected to the outer side of the bottom ends of the transverse plates 602 respectively, the outer wall of the transverse plates 602 is attached to the inner wall of the upper side of the shell 503, the output ends of the two electric push rods 601 drive the transverse plates 602 to move up and down in the shell 503, curved plates 603 are fixedly connected to the outer sides of the top ends of the transverse plates 602, second threaded rods 604 are connected to the inner walls of the curved plates 603 in a threaded manner, the second threaded rods 604 are rotated in sequence, the second threaded rods 604 move down in the corresponding curved plates 603, external workpieces can be fixed on the transverse plates 602, the output ends of the two electric push rods 601 drive the transverse plates 602 to move up in the shell 503 through the matching between the shell 503, the grinding wheel 1 and the fixing component 6, the grinding wheel 1 can be contacted with the grinding position of the grinding wheel 1, and the workpiece can be fixed.

When the adjustable protection device of the grinding machine is used, firstly, the shell 503 and the whole shell can be installed at a designated position through the four mounting holes 504, the handle 402 is manually moved, the inner shell 401 is driven to move in the outer shell 403, meanwhile, the inner shell 401 drives the bolts 404 at two sides to adjust in the arc-shaped grooves 405 on the outer shell 403, the position of the protection grinding wheel 1 is adjusted, after the adjustment is finished, the rotating nuts 406 move inwards on the outer wall of the corresponding bolt 404 until the corresponding bolt is tightly abutted to the outer shell 403, the position of the inner shell 401 in the outer shell 403 is fixed, the second threaded rod 604 is sequentially rotated, the second threaded rod 604 moves downwards in the corresponding curved plate 603, an external workpiece can be fixed on the transverse plate 602, the external power source drives the grooved wheel 7 to rotate through the V-belt, the grooved wheel 7 drives the rotating shaft 2 to rotate on the outer shell 403 through the bearing 3, so that the grinding wheel 1 rotates, at the external power sources of the electric push rods 601 at two sides are switched on, the electric push rods 601 work, the output ends of the two electric push rods 601 drive the transverse plate 602 to move upwards in the shell 503, so that the workpiece can contact with the grinding wheel 1, the workpiece can be ground, when the sliding block 501 is driven by the shell 503, the sliding block 501 in the shell 503, the sliding chute 505 moves towards the groove 505, the detachable grooved wheel 7 moves, and the detachable grooved wheel 7 moves downwards after the shell 403 moves, at this time, the shell 403 moves, the shell 403 moves, the detachable grooved wheel 506 moves, and the grooved wheel after the outer shell 403 moves.

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 (5)

1. The utility model provides an adjustable protector of abrasive machine, includes emery wheel (1), its characterized in that: protection component (4) are installed in the outside of emery wheel (1), protection component (4) include inner shell (401), the front end rigid coupling of inner shell (401) has handle (402), the outer wall laminating of inner shell (401) has shell (403), the inboard clearance fit of inner shell (401) and shell (403) has emery wheel (1), the equal rigid coupling in top outside of inner shell (401) has bolt (404), the outer wall of bolt (404) all laminates with the internal surface of arc wall (405), the top outside inner wall in shell (403) is seted up respectively in arc wall (405), the equal threaded connection in outside of bolt (404) has nut (406), the inboard of nut (406) supports tightly the outer wall in shell (403) respectively.

2. The adjustable guard of claim 1, wherein: the inner wall of the grinding wheel (1) is fixedly connected with a rotating shaft (2), and one end of the rotating shaft (2) is fixedly connected with a grooved wheel (7).

3. The adjustable guard of claim 2, wherein: and a bearing (3) is fixedly connected to the outer wall of the rotating shaft (2).

4. The adjustable guard of claim 1, wherein: adjusting part (5) is installed to the bottom of shell (403), adjusting part (5) includes slider (501), the top rigid coupling of slider (501) has shell (403), slider (501) and spout (502) slip joint, the top inner wall at casing (503) is seted up in spout (502), mounting hole (504) have all been seted up to the below four corners inner wall of casing (503), the laminating of top one side of casing (503) has first threaded rod (506), the outer wall threaded connection of first threaded rod (506) has horizontal piece (505), the below outer wall of tip rigid coupling at shell (403) of horizontal piece (505).

5. The adjustable guard of claim 3, wherein: and a shell (403) is fixedly connected to the outer wall of the bearing (3).

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