CN212311607U

CN212311607U - Safety protection's electric grinder

Info

Publication number: CN212311607U
Application number: CN202020570257.1U
Authority: CN
Inventors: 顾永根
Original assignee: Haowen Technology Suzhou Co ltd
Current assignee: Haowen Technology Suzhou Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-01-08
Anticipated expiration: 2030-04-16

Abstract

The utility model is suitable for an electric grinder technical field provides an electric grinder of safety protection, including the washing subassembly that is used for wasing the emery wheel and the cooling subassembly that is used for reducing the temperature in the washing subassembly, the washing subassembly includes the base, the upper surface of base is fixed with the stand, be fixed with the casing on the lateral wall of stand, the inside of casing is provided with the motor, one side of casing is provided with the emery wheel, one side of emery wheel is provided with the fixed plate, the upper surface of casing is fixed with the cistern, the top of emery wheel is provided with the shower nozzle; through setting up the cistern, when the work piece or when the temperature of emery wheel was too high, open the booster pump to pressurize and deliver to liquid in the first outlet pipe, and pass through the shower nozzle blowout, thereby to the work piece and the emery wheel cools down, also can clear up simultaneously dust on the emery wheel avoids influencing follow-up work.

Description

Safety protection's electric grinder

Technical Field

The utility model belongs to the technical field of electric grinder, especially, relate to a safety protection's electric grinder.

Background

The grinder is a machining grinding tool and is applied to various industries. For example, in the machining process, the cutter is worn and becomes dull or damaged and loses the cutting capability, and the cutter needs to be sharpened on a grinding wheel to restore the cutting capability. Therefore, the grinder can be used for sharpening various cutters or tools and also used for grinding, deburring, cleaning and the like of common small parts. The grinders can be classified into a hand grinder, a vertical grinder, a suspension grinder, a bench grinder, and the like.

The conventional electric grinder can generate a large amount of heat when grinding tools, if the tools are not cooled in time, parts can be damaged, and meanwhile, a large amount of dust can be attached to the surface of a ground grinding wheel to influence subsequent work; on the other hand, the conventional driving device can emit a large amount of heat during operation, so that the service life of the driving device is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a safety protection electric grinder, aiming at solving the problems that the prior electric grinder can generate a large amount of heat when grinding tools, and a large amount of dust can be attached to the surface of a grinding wheel after grinding; on the other hand, the conventional driving device can emit a large amount of heat during operation, so that the service life of the driving device is influenced.

The utility model discloses a realize like this, a safety protection's electric grinder, including the washing subassembly that is used for wasing the emery wheel and the cooling subassembly that is used for reducing the temperature in the washing subassembly, wash the subassembly and include the base, the upper surface of base is fixed with the stand, be fixed with the casing on the lateral wall of stand, the top of stand runs through the lower surface of casing, and extend to the casing is inside, the inside of casing is provided with the motor, just the motor with stand fixed connection, one side of casing is provided with the emery wheel, and the emery wheel with the output shaft fixed connection of motor, the motor electric connection external power source;

one side of emery wheel is provided with the fixed plate, just the fixed plate with casing fixed connection, the upper surface of casing is fixed with the cistern, the top of emery wheel is provided with the shower nozzle, just the shower nozzle with the fixed intercommunication of cistern.

Preferably, a rotating shaft is arranged on an output shaft of the motor, one end of the rotating shaft is fixedly connected with the output shaft of the motor, and the other end of the rotating shaft penetrates through the grinding wheel and is rotatably connected with the fixing plate.

Preferably, a booster pump is arranged on one side of the water reservoir and fixedly connected with the shell, a first water inlet pipe is arranged at a water inlet of the booster pump, and the booster pump is fixedly communicated with the water reservoir through the first water inlet pipe;

the delivery port of booster pump is provided with first outlet pipe, just the one end of first outlet pipe with the fixed intercommunication of booster pump, the other end of first outlet pipe runs through the upper surface of fixed plate, and with the fixed intercommunication of shower nozzle, booster pump electric connection external power source.

Preferably, a supporting column is arranged below the shell, the supporting column is fixedly connected with the upright column, a collecting box is arranged below the grinding wheel, and the collecting box is detachably connected with the supporting column;

the inside of collecting box is fixed with the filter screen, just the filter screen is the arch.

Preferably, fixing pieces are fixed on two sides of the collecting box, bolts are screwed in the fixing pieces, and the collecting box is detachably connected with the supporting columns through the fixing pieces and the bolts.

Preferably, a box door is rotatably connected to the front surface of the shell;

the middle position department of case door front surface inlays there is the observation window, one side of observation window is provided with the handle, just the handle with chamber door fixed connection.

Preferably, the cooling assembly comprises a copper pipe, and the copper pipe is positioned on the outer side wall of the motor and fixedly connected with the motor;

the copper pipe is bent.

Preferably, a second water inlet pipe is arranged at one end of the copper pipe, one end of the second water inlet pipe is fixedly communicated with the copper pipe, the other end of the second water inlet pipe penetrates through the upper surface of the shell and is fixedly communicated with the reservoir, and a ball valve is embedded in the outer side wall of the second water inlet pipe;

the other end of the copper pipe is provided with a second water outlet pipe, one end of the second water outlet pipe is fixedly communicated with the copper pipe, and the other end of the second water outlet pipe penetrates through one side of the shell and extends into the collecting box.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the water reservoir, when the temperature of a workpiece or the grinding wheel is too high, the booster pump is started, so that liquid is pressurized and sent to the first water outlet pipe, and is sprayed out through the spray head, so that the workpiece and the grinding wheel are cooled, meanwhile, dust on the grinding wheel can be cleaned, and the subsequent work is prevented from being influenced;

through setting up the cooling subassembly, when the motor during operation, twist and move the ball valve, make water in the cistern flows into in the copper pipe, the heat that the motor work produced this moment constantly by the water source in the copper pipe absorbs to continuous circulation reduces the temperature of motor improves the life of motor.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of FIG. 1;

FIG. 3 is a schematic view of the internal structure of the collecting box portion of the cleaning assembly of the present invention;

in the figure: 1-cleaning component, 11-base, 12-upright post, 13-shell, 131-supporting column, 132-box door, 133-observation window, 134-handle, 14-motor, 141-rotating shaft, 15-grinding wheel, 16-fixing plate, 17-water storage tank, 171-booster pump, 172-first water inlet pipe, 173-first water outlet pipe, 18-spray head, 19-collecting box, 191-filter screen, 192-fixing piece, 193-bolt, 2-cooling component, 21-copper pipe, 22-second water inlet pipe, 23-ball valve and 24-second water outlet pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, a safety protection electric grinder comprises a cleaning assembly 1 for cleaning a grinding wheel and a cooling assembly 2 for reducing the temperature in the cleaning assembly 1, wherein the cleaning assembly 1 comprises a base 11, a column 12 is fixed on the upper surface of the base 11, a shell 13 is fixed on the outer side wall of the column 12, the top end of the column 12 penetrates through the lower surface of the shell 13 and extends into the shell 13, a motor 14 is arranged inside the shell 13, the motor 14 is fixedly connected with the column 12, a grinding wheel 15 is arranged on one side of the shell 13, the grinding wheel 15 is fixedly connected with an output shaft of the motor 14, and the motor 14 is electrically connected with an external power supply;

a fixing plate 16 is arranged on one side of the grinding wheel 15, the fixing plate 16 is fixedly connected with the shell 13, a water reservoir 17 is fixed on the upper surface of the shell 13, a spray head 18 is arranged above the grinding wheel 15, and the spray head 18 is fixedly communicated with the water reservoir 17.

In the present embodiment, the casing 13 is provided to protect the motor 14 by the casing 13, prevent the discharged liquid from splashing on the motor 14, and prevent the motor 14 from short-circuiting; by arranging the motor 14, wherein the model of the motor 14 is YB2, when the motor 14 is started, the output shaft of the motor 14 rotates, so that the rotating shaft 141 is driven to rotate, and the grinding wheel 15 is further driven to rotate, so that the part is machined; through the arrangement of the fixing plate 16, the fixing plate 16 not only protects workers, but also supports the rotating shaft 141 to rotate, and meanwhile, the fixing plate 16 is in an inverted L shape, so that the fixing plate 16 in the shape saves a certain space and has strong stability; the water reservoir 17 is arranged, so that a water source is stored under the action of the water reservoir 17; through setting up shower nozzle 18, make the water in the cistern 17 spout through shower nozzle 18 to increase the washing area, make work piece and emery wheel 15 rapid cooling.

In this embodiment, an operator pours a water source into the reservoir 17, then turns on the power supply, turns on the motor 14, and causes the motor 14 to rotate the grinding wheel 15, and at this time, the operator picks up the workpiece and contacts the grinding wheel 15 to grind the workpiece, and when the temperature of the workpiece or the grinding wheel 15 is too high, turns off the motor 14, turns on the booster pump 171 to pressurize the water in the reservoir 17, and then sends the water to the first water outlet pipe 173, and is sprayed out through the spray head 18 to rapidly cool the workpiece and the grinding wheel 15, and simultaneously cleans the surface of the grinding wheel 15, and then the cleaned water flows into the collection tank 19, and is subjected to solid-liquid separation through the filter screen 191.

Further, a rotating shaft 141 is provided on an output shaft of the motor 14, one end of the rotating shaft 141 is fixedly connected to the output shaft of the motor 14, and the other end of the rotating shaft 141 penetrates through the grinding wheel 15 and is rotatably connected to the fixing plate 16.

In the present embodiment, the rotation shaft 141 is provided, so that the grinding wheel 15 is fixedly connected to the output shaft of the motor 14 via the rotation shaft 141, thereby supporting the grinding wheel 15 to rotate; through setting up pivot 141 and fixed plate 16 and rotating connection, wherein fixed plate 16 is provided with the bearing with the junction of pivot 141, and the lateral wall and the fixed plate 16 fixed connection of bearing, the inside wall and the pivot 141 fixed connection of bearing to support pivot 141 and rotate, make pivot 141 pivoted more stable.

Further, one side of the reservoir 17 is provided with a booster pump 171, and the booster pump 171 is fixedly connected with the housing 13, a water inlet of the booster pump 171 is provided with a first water inlet pipe 172, and the booster pump 171 is fixedly communicated with the reservoir 17 through the first water inlet pipe 172, a water outlet of the booster pump 171 is provided with a first water outlet pipe 173, one end of the first water outlet pipe 173 is fixedly communicated with the booster pump 171, the other end of the first water outlet pipe 173 penetrates through the upper surface of the fixing plate 16 and is fixedly communicated with the spray head 18, and the booster pump 171 is electrically connected with an external power supply.

In the present embodiment, by providing the booster pump 171, wherein the model of the booster pump 171 is UPA90, the water in the reservoir 17 is pressurized by the booster pump 171, then sent to the first water outlet pipe 173 and sprayed out through the spray head 18, thereby increasing the spraying range and improving the cleaning effect; by arranging the first water inlet pipe 172 and the second water outlet pipe 173, the spray head 18 is fixedly communicated with the water reservoir 17 through the first water inlet pipe 172 and the second water outlet pipe 173.

Further, the below of casing 13 is provided with support column 131, and support column 131 and stand 12 fixed connection, and the below of emery wheel 15 is provided with collecting box 19, and collecting box 19 and support column 131 can dismantle the connection, and the inside of collecting box 19 is fixed with filter screen 191, and filter screen 191 is the arch.

In the present embodiment, the supporting column 131 is provided to support the collecting box 19 under the action of the supporting column 131; the collection box 19 is detachably connected with the support column 131, so that workers can clean the collection box 19 conveniently; by arranging the filter screen 191, sewage is filtered under the action of the filter screen 191; by arranging the filter screen 191 to be arched, the filter screen 191 in the shape has certain stability, can bear stronger impact, and simultaneously avoids solids from being concentrated at one position.

Further, fixing pieces 192 are fixed on two sides of the collecting box 19, bolts 193 are screwed in the fixing pieces 192, and the collecting box 19 is detachably connected with the supporting column 131 through the fixing pieces 192 and the bolts 193.

In this embodiment, by providing the fixing member 192 and the bolt 193, wherein the upper surface of the supporting column 131 is provided with a threaded hole adapted to the bolt 193, when an operator needs to clean the collecting box 19, the collecting box 19 can be taken down by loosening the bolt 193, and when the collecting box 19 is installed, the collecting box 19 can be fixed on the supporting column 131 by aligning the bolt 193 with the threaded hole on the supporting column 131 and tightening the bolt 193, so that the installation and the disassembly of the worker are facilitated, and the worker does not need to adjust the position.

Further, a door 132 is rotatably connected to the front surface of the housing 13, an observation window 133 is embedded in the middle position of the front surface of the door 132, a handle 134 is disposed on one side of the observation window 133, and the handle 134 is fixedly connected to the door 132.

In the present embodiment, by providing the box door 132, wherein the box door 132 is rotatably connected to the housing 13 through the hinge, it is convenient for the operator to maintain the motor 14 under the action of the box door 132, and it is also convenient for the operator to screw the ball valve 23.

Further, the cooling assembly 2 comprises a copper pipe 21, the copper pipe 21 is located on the outer side wall of the motor 14 and is fixedly connected with the motor 14, and the copper pipe 21 is bent.

In the present embodiment, by providing the copper pipe 21, the copper pipe 21 can exchange heat due to the good thermal conductivity of the copper pipe 21, thereby reducing the temperature of the motor 14; through setting up copper pipe 21 and being crooked form, make crooked form copper pipe 21 not only save certain space, can increase heat transfer area moreover, make motor 14 can rapid cooling.

Further, the one end of copper pipe 21 is provided with second inlet tube 22, and the one end of second inlet tube 22 and the fixed intercommunication of copper pipe 21, the other end of second inlet tube 22 runs through the upper surface of casing 13, and with the fixed intercommunication of cistern 17, it has ball valve 23 to inlay on the lateral wall of second inlet tube 22, the other end of copper pipe 21 is provided with second outlet pipe 24, and the one end of second outlet pipe 24 and the fixed intercommunication of copper pipe 21, one side of casing 13 is run through to the other end of second outlet pipe 24, and extend to inside collecting box 19.

In the embodiment, the second water inlet pipe 22 is arranged, so that the copper pipe 21 is fixedly communicated with the water reservoir 19 through the second water inlet pipe 22; by arranging the ball valve 23, the flow velocity of the liquid is controlled under the action of the ball valve 23, so that the influence on the heat exchange effect caused by overhigh flow velocity is avoided; through the arrangement of the second water outlet pipe 24, the water after heat exchange is discharged under the action of the second water outlet pipe 24.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a safety protection's electric grinder, includes washing subassembly (1) that is arranged in wasing the emery wheel and is arranged in reducing cooling subassembly (2) of washing subassembly (1) temperature, its characterized in that: the cleaning assembly (1) comprises a base (11), wherein an upright post (12) is fixed on the upper surface of the base (11), a shell (13) is fixed on the outer side wall of the upright post (12), the top end of the upright post (12) penetrates through the lower surface of the shell (13) and extends into the shell (13), a motor (14) is arranged inside the shell (13), the motor (14) is fixedly connected with the upright post (12), a grinding wheel (15) is arranged on one side of the shell (13), the grinding wheel (15) is fixedly connected with an output shaft of the motor (14), and the motor (14) is electrically connected with an external power supply;

one side of emery wheel (15) is provided with fixed plate (16), just fixed plate (16) with casing (13) fixed connection, the upper surface of casing (13) is fixed with cistern (17), the top of emery wheel (15) is provided with shower nozzle (18), just shower nozzle (18) with cistern (17) fixed intercommunication.

2. A safety-guarded electric grinder as in claim 1, wherein: a rotating shaft (141) is arranged on an output shaft of the motor (14), one end of the rotating shaft (141) is fixedly connected with the output shaft of the motor (14), and the other end of the rotating shaft (141) penetrates through the grinding wheel (15) and is rotatably connected with the fixing plate (16).

3. A safety-guarded electric grinder as in claim 1, wherein: a booster pump (171) is arranged on one side of the water storage tank (17), the booster pump (171) is fixedly connected with the shell (13), a first water inlet pipe (172) is arranged at a water inlet of the booster pump (171), and the booster pump (171) is fixedly communicated with the water storage tank (17) through the first water inlet pipe (172);

the delivery port of booster pump (171) is provided with first outlet pipe (173), just the one end of first outlet pipe (173) with booster pump (171) fixed intercommunication, the other end of first outlet pipe (173) runs through the upper surface of fixed plate (16), and with shower nozzle (18) fixed intercommunication, booster pump (171) electric connection external power source.

4. A safety-guarded electric grinder as in claim 1, wherein: a supporting column (131) is arranged below the shell (13), the supporting column (131) is fixedly connected with the upright column (12), a collecting box (19) is arranged below the grinding wheel (15), and the collecting box (19) is detachably connected with the supporting column (131);

a filter screen (191) is fixed inside the collection box (19), and the filter screen (191) is arched.

5. A safety-guarded electric grinder as in claim 4, wherein: fixing pieces (192) are fixed on two sides of the collecting box (19), bolts (193) are screwed in the fixing pieces (192), and the collecting box (19) is detachably connected with the supporting column (131) through the fixing pieces (192) and the bolts (193).

6. A safety-guarded electric grinder as in claim 1, wherein: a box door (132) is rotatably connected to the front surface of the shell (13);

an observation window (133) is embedded in the middle position of the front surface of the box door (132), a handle (134) is arranged on one side of the observation window (133), and the handle (134) is fixedly connected with the box door (132).

7. A safety-guarded electric grinder as in claim 5, wherein: the cooling assembly (2) comprises a copper pipe (21), and the copper pipe (21) is positioned on the outer side wall of the motor (14) and fixedly connected with the motor (14);

the copper pipe (21) is bent.

8. A safety-guarded electric grinder as in claim 7, wherein: a second water inlet pipe (22) is arranged at one end of the copper pipe (21), one end of the second water inlet pipe (22) is fixedly communicated with the copper pipe (21), the other end of the second water inlet pipe (22) penetrates through the upper surface of the shell (13) and is fixedly communicated with the water storage tank (17), and a ball valve (23) is embedded in the outer side wall of the second water inlet pipe (22);

the other end of the copper pipe (21) is provided with a second water outlet pipe (24), one end of the second water outlet pipe (24) is fixedly communicated with the copper pipe (21), and the other end of the second water outlet pipe (24) penetrates through one side of the shell (13) and extends into the collecting box (19).