CN222570281U

CN222570281U - Hand propelled grinder

Info

Publication number: CN222570281U
Application number: CN202420661013.2U
Authority: CN
Inventors: 朱镇; 朱萍; 王金才; 吴永兴
Original assignee: Yancheng Jiuda Electromechanical Equipment Co ltd
Current assignee: Yancheng Jiuda Electromechanical Equipment Co ltd
Priority date: 2024-04-02
Filing date: 2024-04-02
Publication date: 2025-03-07
Anticipated expiration: 2034-04-02

Abstract

The utility model discloses a hand-push grinding wheel machine, and relates to the technical field of grinding wheel machines. The utility model includes a working box, a moving assembly for moving function is arranged at the bottom of the working box, a movable box is arranged at the top of the working box, an inner cavity is arranged at the front side of the inner part of the movable box, a servo motor is fixedly connected to the inner part of the inner cavity, a first rotating shaft is fixedly connected to the output end of the servo motor, a locking assembly is arranged at the output end of the first rotating shaft, and an inner grinding wheel is arranged at the front side of the locking assembly. The utility model drives the movable box to move upward or downward through a lifting assembly until the outer grinding wheel at the front side of the movable box corresponds to the position of the product, the first rotating shaft drives the inner grinding wheel and the outer grinding wheel to rotate through the locking assembly to start grinding the product, the connecting rod and the outer grinding wheel can be conveniently disassembled through the locking assembly, and the operation of replacing the connecting rod and the outer grinding wheel is simple, and the waste chips generated when the connecting rod and the outer grinding wheel are grinding are recovered through the collecting assembly.

Description

Hand propelled grinder

Technical Field

The utility model relates to the technical field of grinding machines, in particular to a hand-push type grinding machine.

Background

A grinder is a mechanical device mainly used for grinding and cutting metallic and nonmetallic materials. The grinder uses a grinding wheel with abrasive materials rotating at high speed as a tool to grind, cut, polish and other processing procedures on a workpiece. Grinder is widely used in a plurality of industries such as automobile manufacturing, steel smelting, ship manufacturing, aerospace and the like. The main components of the grinder comprise a base, a grinding wheel, a motor or other power source, a bracket protection device, a water feeder and the like. Grinding machines can be divided into a plurality of types such as handheld type, vertical type, county hanging type, table type and the like according to different application scenes.

When the existing hand-push type grinding machine works, because the grinding machine is heavy in size and different in product height, workers can neglect to go up and down extremely and consume physical power by holding the grinding machine by hand, the workers can hold the grinding machine for a long time, the workers can hardly hold the grinding machine for a long time, the workers need to stop for rest and then work continuously, the working efficiency is reduced, and the grinding effect of the grinding wheel is also affected.

For this purpose, a hand grinder is proposed.

Disclosure of utility model

The utility model aims to solve the problem that the working height of a grinder is difficult to adjust, and provides a hand-push grinder.

The utility model adopts the following technical scheme for realizing the purposes:

The utility model provides a hand propelled abrasive machine, including the work box, the bottom of work box is provided with the removal subassembly of removal effect, the top of work box is provided with the activity case, the inside front side of activity case is provided with the inner chamber, the inside fixedly connected with servo motor of inner chamber, servo motor's output fixedly connected with first pivot, the output of first pivot is provided with locking subassembly, locking subassembly's front side is provided with interior emery wheel, the connecting rod of interior emery wheel's front side fixedly connected with equidistance circumference range, the outer emery wheel of front side fixedly connected with of connecting rod, screw hole and through-hole have been seted up respectively at the left and right both ends of activity case rear side, the inside of work box is provided with the lifting means of raising and lowering functions, the bottom of activity case is provided with clean effect's collection subassembly.

Further, the lifting assembly comprises a stepping motor fixedly connected to the left side inside the working box, the output end of the stepping motor is fixedly connected with a second rotating shaft, the right side inside the working box is fixedly connected with a fixing column, and the top of the second rotating shaft and the top of the fixing column are movably connected with a top plate.

Further, the movable box is connected to the outer wall surface of the second rotating shaft through a threaded hole in a threaded mode, and the movable box is movably connected to the outer wall surface of the fixed column through a through hole.

Further, locking assembly includes the plectane of fixed connection in first pivot bottom, and the fixed frame of front side fixedly connected with of plectane, and spacing hole has all been seted up to the inside left and right both sides of fixed frame, and the inside of fixed frame is provided with the gag lever post that the mirror image set up, fixedly connected with spring between the gag lever post, and the output of gag lever post runs through the inside in spacing hole respectively, and the rear side fixedly connected with stopper of interior emery wheel, the standing groove of cross has been seted up at the top of stopper.

Further, remove the subassembly including seting up the spacing groove in work box bottom four corners, the equal fixedly connected with hydraulic stem in inside top in spacing groove, the equal fixedly connected with wheel of output of hydraulic stem.

Further, collection subassembly is including seting up the spout in the activity bottom of the case portion, and the inside swing joint of spout has the slider, and the bottom fixedly connected with collection box of slider, the top swing joint of collection box have the apron, and the inside of collection box is provided with the aspiration pump, and the output fixedly connected with straw of aspiration pump, the suction head of the output fixedly connected with slope setting of straw.

The beneficial effects of the utility model are as follows:

1. According to the utility model, the device can be moved to a designated place through the moving assembly, after the device reaches the designated place, the movable box is driven to move upwards or downwards through the lifting assembly until the outer grinding wheel at the front side of the movable box corresponds to the product position, the outer controller is started, the servo motor is started to drive the first rotating shaft to rotate through output, the first rotating shaft drives the inner grinding wheel and the outer grinding wheel to rotate through the locking assembly to start polishing the product, the problem that the working height of the grinding machine is difficult to adjust is solved, the connecting rod and the outer grinding wheel can be conveniently detached through the locking assembly, the operation of replacing the connecting rod and the outer grinding wheel is simple, and scraps generated during polishing of the connecting rod and the outer grinding wheel are recovered through the collecting assembly.

2. According to the utility model, through the arrangement of the lifting assembly, when the heights of the connecting rod and the outer grinding wheel are to be adjusted, the external controller is started, the stepping motor drives the second rotating shaft to rotate through the output end, the second rotating shaft drives the movable box to move upwards or downwards through the threaded hole, the movable box is movably connected inside the fixed column through the through hole, the movement track of the movable box is limited, the movable box is prevented from rotating around the second rotating shaft, and the stepping motor stops working until the connecting rod and the outer grinding wheel reach a proper grinding height.

3. According to the utility model, through the arrangement of the moving assembly, when the position needs to be moved, the hydraulic rod is started, the hydraulic rod drives the wheels to move downwards through the output end until the wheels are positioned on the ground, the hydraulic rod stops working, the movement of the device can be realized, and after the device reaches a specified place, the hydraulic rod drives the wheels to move towards the inside of the limiting groove through the output end, so that the phenomenon of movement of the device in the working process can be prevented.

4. According to the utility model, through the arrangement of the locking assembly, when the connecting rod and the outer grinding wheel need to be replaced, a worker manually presses the output end of the limiting rod to move in the direction of approaching each other, the spring is deformed by pressure to drive the limiting rod to approach each other until the limiting rod is separated from the inside of the placing groove, the worker holds the inner grinding wheel to pull the inner grinding wheel to the front side, the bottom end of the limiting rod passes through the inside of the placing groove, and then the connecting rod and the outer grinding wheel can be disassembled, and new inner grinding wheel and new outer grinding wheel can be replaced.

5. According to the utility model, through the arrangement of the collecting assembly, when the connecting rod and the outer grinding wheel are used for polishing products, the air pump is started, the air pump absorbs waste scraps generated by polishing through the suction pipe and the suction head, the waste scraps flow into the collecting box through the air pump, and then the waste scraps are separated from the inside of the sliding groove through the sliding block, so that the collecting box can be taken down to pour out the waste scraps.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a lift assembly of the present utility model;

FIG. 3 is a schematic view of a locking assembly of the present utility model;

FIG. 4 is a schematic view of a cleaning assembly of the present utility model;

The device comprises a working box, a moving component, a limiting groove, a hydraulic rod, 203, wheels, 3, a movable box, 301, an inner cavity, 302, a servo motor, 303, a first rotating shaft, 304, an inner grinding wheel, 305, a connecting rod, 306, an outer grinding wheel, 307, a threaded hole, 308, a through hole, 4, a locking component, 401, a circular plate, 402, a fixed frame, 403, a limiting hole, 404, a limiting rod, 405, a spring, 406, a limiting block, 407, a placing groove, 5, a lifting component, 501, a stepping motor, 502, a second rotating shaft, 503, a fixed column, 504, a top plate, 6, a collecting component, 601, a chute, 602, a sliding block, 603, a collecting box, 604, a top plate, 605, an air pump, 606, a suction pipe, 607 and a suction head.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 4, a hand propelled grinder, including work box 1, work box 1 is inside hollow rectangle box, the bottom of work box 1 is provided with the removal subassembly 2 of removal effect, the top of work box 1 is provided with movable box 3, the inside front side of movable box 3 is provided with inner chamber 301, the inside fixedly connected with servo motor 302 of inner chamber 301, servo motor 302's output fixedly connected with first pivot 303, the output of first pivot 303 is provided with locking subassembly 4, locking subassembly 4's front side is provided with interior emery wheel 304, the front side fixedly connected with equidistant circumference range's of interior emery wheel 304 connecting rod 305, connecting rod 305's front side fixedly connected with outer emery wheel 306, movable box 307 and movable box 308 have been seted up respectively to the left and right both ends of movable box 3 rear side, the inside of work box 1 is provided with lifting means 5 of lift function, the bottom of movable box 3 is provided with clean effect's collection subassembly 6.

It should be noted that, the device can be moved to the appointed place through the moving component 2, after reaching the appointed place, the movable box 3 is driven to move upwards or downwards through the lifting component 5, until the outer grinding wheel 306 at the front side of the movable box 3 corresponds to the product position, the outer controller is started, the servo motor 302 is started to drive the first rotating shaft 303 to rotate through output, the first rotating shaft 303 drives the inner grinding wheel 304 and the outer grinding wheel 306 to rotate through the locking component 4 to start polishing the product, and then the problem that the working height of the grinder is difficult to adjust is solved, the connecting rod 305 and the outer grinding wheel 306 can be conveniently detached through the locking component 4, the operation of replacing the connecting rod 305 and the outer grinding wheel 306 is simple, and scraps generated when the connecting rod 305 and the outer grinding wheel 306 are polished are recovered through the collecting component 6.

As shown in fig. 1 to 4, the lifting assembly 5 includes a stepping motor 501 fixedly connected to the left side inside the working box 1, an output end of the stepping motor 501 is fixedly connected to a second rotating shaft 502, the right side inside the working box 1 is fixedly connected to a fixing column 503, top parts of the second rotating shaft 502 and the fixing column 503 are movably connected to a top plate 504, the movable box 3 is connected to an outer wall surface of the second rotating shaft 502 through a movable box 307 in a threaded manner, and the movable box 3 is movably connected to an outer wall surface of the fixing column 503 through a movable box 308.

It should be noted that, when the heights of the connecting rod 305 and the outer grinding wheel 306 are to be adjusted, the external controller is started, the stepping motor 501 drives the second rotating shaft 502 to rotate through the output end, the second rotating shaft 502 drives the movable box 3 to move upwards or downwards through the threaded hole 307, the movable box 3 is movably connected inside the fixed column 503 through the through hole 308, the movement track of the movable box 3 is limited, the movable box 3 is prevented from rotating around the second rotating shaft 502 until the connecting rod 305 and the outer grinding wheel 306 reach a proper grinding height, and the stepping motor 501 stops working.

As shown in fig. 1, fig. 3 and fig. 4, the locking assembly 4 comprises a circular plate 401 fixedly connected to the bottom of the first rotating shaft 303, a fixed frame 402 is fixedly connected to the front side of the circular plate 401, limiting holes 403 are formed in the left side and the right side of the inside of the fixed frame 402, a limiting rod 404 arranged in a mirror image mode is arranged in the fixed frame 402, the limiting rod 404 is L-shaped, springs 405 are fixedly connected between the limiting rods 404, the output ends of the limiting rods 404 penetrate through the inside of the limiting holes 403 respectively, limiting blocks 406 are fixedly connected to the rear side of the inner grinding wheel 304, positions of the limiting blocks 406 correspond to positions of the circular plate 401, and a cross-shaped placing groove 407 is formed in the top of each limiting block 406.

When the connecting rod 305 and the outer grinding wheel 306 need to be replaced, the worker manually presses the output end of the limiting rod 404 to move in the direction of approaching each other, the spring 405 is deformed by pressure to drive the limiting rod 404 to approach each other until the limiting rod 404 is separated from the inside of the placing groove 407, the worker pulls the inner grinding wheel 304 to the front side in the holding manner, the bottom end of the limiting rod 404 passes through the inside of the placing groove 407, and then the connecting rod 305 and the outer grinding wheel 306 can be detached, and the new inner grinding wheel 304 and the new outer grinding wheel 306 can be replaced.

As shown in fig. 1 and 2, the moving assembly 2 includes a limiting groove 201 formed at four corners of the bottom of the working box 1, hydraulic rods 202 are fixedly connected to inner top ends of the limiting groove 201, and wheels 203 are fixedly connected to output ends of the hydraulic rods 202.

It should be noted that, when the position needs to be moved, the hydraulic rod 202 is started, the hydraulic rod 202 drives the wheel 203 to move downwards through the output end until the wheel 203 is located on the ground, the hydraulic rod 202 stops working, so that the movement of the device can be realized, after the device reaches the designated place, the hydraulic rod 202 drives the wheel 203 to move towards the inside of the limit groove 201 through the output end, and the phenomenon that the device moves in the working process can be prevented.

As shown in fig. 1, fig. 3 and fig. 4, the collection assembly 6 comprises a chute 601 formed in the bottom of the movable box 3, a sliding block 602 is movably connected to the inside of the chute 601, a collection box 603 is fixedly connected to the bottom end of the sliding block 602, the collection box 603 is a box body with a hollow inside, a cover plate 604 is movably connected to the top of the collection box 603, an air pump 605 is arranged in the collection box 603, a suction pipe 606 is fixedly connected to the output end of the air pump 605, the suction pipe 606 is mutually communicated with the inside of the air pump 605, the suction pipe 606 is made of a PVC material, a suction head 607 is fixedly connected to the output end of the suction pipe 606 and is obliquely arranged, the suction head 607 is mutually communicated with the inside of the suction pipe 606, and the suction head 607 is located below the inner grinding wheel 304.

When the connecting rod 305 and the outer grinding wheel 306 are grinding products, the air pump 605 is started, the air pump 605 absorbs waste scraps generated by grinding through the suction pipe 606 and the suction head 607, the waste scraps flow into the collecting box 603 through the air pump 605, and then the waste scraps are separated from the inside of the chute 601 through the sliding block 602, so that the collecting box 603 can be removed and the waste scraps can be poured out.

In sum, the device can be moved to a designated place through the moving assembly 2, after the device reaches the designated place, the movable box 3 is driven to move upwards or downwards through the lifting assembly 5 until the outer grinding wheel 306 at the front side of the movable box 3 corresponds to the product position, the outer controller is started, the servo motor 302 is started to drive the first rotating shaft 303 to rotate through output, the first rotating shaft 303 drives the inner grinding wheel 304 and the outer grinding wheel 306 to rotate through the locking assembly 4 to start polishing the product, the problem that the working height of the grinder is difficult to adjust is solved, the connecting rod 305 and the outer grinding wheel 306 can be conveniently detached through the locking assembly 4, the operation of replacing the connecting rod 305 and the outer grinding wheel 306 is simple, and scraps generated when the connecting rod 305 and the outer grinding wheel 306 are polished are recovered through the collecting assembly 6.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hand propelled abrasive machine, a serial communication port, including work box (1), the bottom of work box (1) is provided with removal subassembly (2) of removal effect, the top of work box (1) is provided with movable box (3), the inside front side of movable box (3) is provided with inner chamber (301), the inside fixedly connected with servo motor (302) of inner chamber (301), the output fixedly connected with first pivot (303) of servo motor (302), the output of first pivot (303) is provided with locking subassembly (4), the front side of locking subassembly (4) is provided with interior emery wheel (304), the front side fixedly connected with equidistance circumference range connecting rod (305) of interior emery wheel (304), screw hole (307) and through-hole (308) have been seted up respectively to the left and right both ends of movable box (3) rear side, the inside of work box (1) is provided with lifting means (5) of lifting function, the bottom of movable box (3) is provided with collecting element (6) of cleaning effect.

2. The hand propelled grinder according to claim 1, wherein the lifting assembly (5) comprises a stepping motor (501) fixedly connected to the left side inside the working box (1), the output end of the stepping motor (501) is fixedly connected with a second rotating shaft (502), the right side inside the working box (1) is fixedly connected with a fixing column (503), and the tops of the second rotating shaft (502) and the fixing column (503) are both movably connected with a top plate (504).

3. The hand propelled grinder according to claim 1, wherein the movable case (3) is screwed on the outer wall surface of the second rotating shaft (502) through a threaded hole (307), and the movable case (3) is movably connected on the outer wall surface of the fixed column (503) through a through hole (308).

4. The hand propelled grinder according to claim 1, wherein the locking assembly (4) comprises a circular plate (401) fixedly connected to the bottom of the first rotating shaft (303), a fixed frame (402) is fixedly connected to the front side of the circular plate (401), limiting holes (403) are formed in the left side and the right side of the inside of the fixed frame (402), limiting rods (404) arranged in a mirror image mode are arranged in the fixed frame (402), springs (405) are fixedly connected between the limiting rods (404), the output ends of the limiting rods (404) penetrate through the inside of the limiting holes (403) respectively, limiting blocks (406) are fixedly connected to the rear side of the inner grinding wheel (304), and cross-shaped placing grooves (407) are formed in the tops of the limiting blocks (406).

5. The hand propelled grinder according to claim 1, wherein the moving assembly (2) comprises limiting grooves (201) formed in four corners of the bottom of the working box (1), hydraulic rods (202) are fixedly connected to the inner top ends of the limiting grooves (201), and wheels (203) are fixedly connected to the output ends of the hydraulic rods (202).

6. The hand propelled grinder according to claim 1, wherein the collecting assembly (6) comprises a chute (601) formed in the bottom of the movable box (3), a sliding block (602) is movably connected in the chute (601), a collecting box (603) is fixedly connected to the bottom end of the sliding block (602), a cover plate (604) is movably connected to the top of the collecting box (603), an air pump (605) is arranged in the collecting box (603), a suction pipe (606) is fixedly connected to the output end of the air pump (605), and a suction head (607) is fixedly connected to the output end of the suction pipe (606) and is obliquely arranged.