CN213319585U - Dual-drive centerless grinding wheel - Google Patents

Abstract

The utility model discloses a dual-drive centerless grinding wheel, which comprises a centerless grinding wheel shell, wherein the top end of the centerless grinding wheel shell is provided with a grinding wheel disc, the grinding wheel disc is provided with a grinding hole, the grinding wheel disc is externally provided with a grinding wheel frame, the lower end of the grinding wheel disc is provided with sand grains, the top central position of the grinding wheel disc is provided with an inner hole, the left side of the centerless grinding wheel shell is fixedly provided with a primary grinding wheel, the centerless grinding wheel is driven by adopting a single motor respectively on the original basis, two groups of grinding wheels respectively adopt a primary motor and a secondary motor to realize dual drive, a clamping groove and a clamping block are arranged inside the grinding wheel, the grinding wheel can be rapidly disassembled and replaced, and a bolt is arranged inside the grinding wheel, so that the fixity of the grinding wheel can be ensured while the clamping block is rotated, thereby not only increasing the working efficiency, the use value of the grinding wheel is also improved.

Description

Dual-drive centerless grinding wheel

Technical Field

The utility model belongs to the technical field of the emery wheel of grinding, concretely relates to dual drive centerless emery wheel of grinding.

Background

The grinding wheel is also called a consolidation grinding tool, and is a consolidation grinding tool which is formed by consolidating common grinding materials into a certain shape by a bonding agent and has certain strength. It is generally composed of abrasive, bond and air holes, which are often referred to as the three elements of a bonded abrasive tool.

Present grinding wheel still has some weak points, for example, some grinding wheels on the market do not have sufficient horsepower at the in-process that carries out grinding part and rotate now, because the not enough of electric power leads to the speed of grinding part to be slower with slew velocity, grinding wheel can only carry out the rotation at the in-process of polishing, can not carry out the omnidirectional with the part and polish, and when grinding wheel was rotatory for a long time, grinding wheel probably caused the condition of breaking or damaging, can not carry out quick dismantlement with grinding wheel, be not convenient for change, staff's work efficiency has been reduced, use value still remains to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dual drive centerless grinding wheel, in order to solve some grinding wheels that propose on the market now in the above-mentioned background art and do not have sufficient horsepower at the in-process that carries out grinding part and rotate, because the not enough speed that leads to grinding part slowly with slew velocity of electric power is slower, grinding wheel can only carry out the rotation at the in-process of polishing, can not carry out the omnidirectional with the part and polish, and when grinding wheel rotates for a long time, grinding wheel probably causes the condition of breaking or damaging, can not carry out quick dismantlement with grinding wheel, be not convenient for change, staff's work efficiency has been reduced, use value still remains the problem that improves.

In order to achieve the above object, the utility model provides a following technical scheme: a dual-drive centerless grinding wheel comprises a centerless grinding wheel outer shell, wherein a grinding wheel disc is arranged at the top end of the centerless grinding wheel outer shell, the grinding wheel disk is provided with grinding holes, the outer part of the grinding wheel disk is provided with a grinding wheel frame, the lower end of the grinding wheel disk is provided with sand grains, an inner hole is arranged at the center of the top end of the grinding wheel disc, a first-level grinding wheel is fixedly arranged at the left side of the centreless grinding wheel outer shell, the right side of the primary grinding wheel is fixedly provided with a guide block, the lower end of the guide block is fixedly provided with a guide rod, the right end of the guide block is fixedly provided with a secondary grinding wheel, the upper end of the centreless grinding wheel outer shell is movably provided with a primary grinding body, a clamping groove is arranged at the middle position of the primary grinding body, a bolt is arranged in the clamping groove, the lower extreme movable mounting of one-level grinding body has the second grade grinding body, the lower extreme fixed mounting of second grade grinding body has the fixture block.

Preferably, the primary grinding wheel and the secondary grinding wheel are both disc-shaped and are fixedly connected through a guide block.

Preferably, the first-stage grinding body is clamped in the second-stage grinding body through rotation, the clamping blocks cover the clamping grooves, four groups of bolts are arranged, a group of bolts is correspondingly arranged on each group of clamping blocks, and a group of bolts is correspondingly arranged in each group of clamping grooves.

Preferably, the fixture blocks are arranged in two groups, the two groups of fixture blocks are respectively arranged at the upper end and the lower end of the second-stage grinding body, the two groups of clamping grooves are arranged in two groups, and the two groups of clamping grooves are respectively arranged at the left end and the right end of the first-stage grinding body.

Preferably, four groups of grinding holes are formed in the grinding wheel, and the four groups of grinding holes are uniformly distributed on the periphery of the top end of the centerless grinding wheel outer shell.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization, this centerless dull polish has adopted solitary motor drive respectively on original basis, two sets of dull polish wheels have adopted one-level motor and second grade motor respectively and have realized the dual drive, at dull polish wheel's internally mounted draw-in groove and fixture block, can be quick dismantle the dull polish wheel and change, and at the internally mounted bolt of dull polish wheel, can guarantee the fixity of dull polish wheel in the rotation block, both increased work efficiency, the use value of dull polish wheel has also been improved.

Drawings

FIG. 1 is a schematic structural view of the centerless grinding wheel of the present invention;

FIG. 2 is a schematic structural view of a first-stage grinding wheel and a second-stage grinding wheel of the present invention;

FIG. 3 is a schematic view of the inner structure of the centerless grinding wheel of the present invention;

in the figure: the grinding wheel comprises a shell of a centerless grinding wheel, a grinding wheel disc 2, a grinding wheel frame 3, a grinding hole 4, a sand 5, an inner hole 6, a primary grinding wheel 7, a secondary grinding wheel 8, a guide block 9, a guide rod 10, a primary grinding body 11, a secondary grinding body 12, a clamping block 13, a bolt 14 and a clamping groove 15.

Detailed Description

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.

Referring to fig. 1-3, the present invention provides a dual-drive centerless grinding wheel, which comprises: including centerless grinding wheel shell body 1, the top of centerless grinding wheel shell body 1 is provided with abrasive disc 2, be provided with grinding hole 4 on the abrasive disc 2, abrasive disc 2's outside is provided with abrasive wheel frame 3, abrasive disc 2's lower extreme is provided with sand grain 5, abrasive disc 2's top central point department of putting is provided with hole 6, centerless grinding wheel shell body 1's left side fixed mounting has one-level abrasive wheel 7, the right side fixed mounting of one-level abrasive wheel 7 has guide block 9, the lower extreme fixed mounting of guide block 9 has guide arm 10, the right-hand member fixed mounting of guide block 9 has second grade abrasive wheel 8, centerless grinding wheel shell body 1's upper end movable mounting has one-level grinding body 11, the intermediate position department of one-level grinding body 11 is provided with draw-in groove 15, the inside of draw-in groove 15 is provided with bolt 14, the lower extreme movable mounting of one-level grinding body 11.

In order to make one-level emery wheel 7 and second grade emery wheel 8 can more effectively polish the part, in this embodiment, preferred one-level emery wheel 7 all is discoid with second grade emery wheel 8, through guide block 9 fixed connection between one-level emery wheel 7 and the second grade emery wheel 8.

In order to enable a worker to conveniently detach the centerless grinding wheel outer shell 1, in this embodiment, the preferred first-stage grinding body 11 is clamped on the second-stage grinding body 12 through rotation, the clamping blocks 13 cover the clamping grooves 15, four groups of bolts 14 are arranged, a group of bolts 14 is correspondingly arranged on each group of clamping blocks 13, and a group of bolts 14 is correspondingly arranged in each group of clamping grooves 15.

In order to enable the first-stage grinding body 11 and the second-stage grinding body 12 to be fixed more firmly, in this embodiment, two sets of fixture blocks 13 are arranged on the two sets of fixture blocks 13, the two sets of fixture blocks 13 are arranged at the upper end and the lower end of the second-stage grinding body 12 respectively, two sets of fixture grooves 15 are arranged on the two sets of fixture grooves 15, and the two sets of fixture grooves 15 are arranged at the left end and the right end of the first-.

In order to enable the centerless grinding wheel outer shell 1 to be used for a longer time, in the embodiment, four groups of grinding holes 4 are preferably arranged, and the four groups of grinding holes 4 are uniformly distributed around the top end of the centerless grinding wheel outer shell 1.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back well, the staff is at first switch on, then place the guide block 9 on the guide arm 10 with the part that will polish, then one-level emery wheel 7 and second grade emery wheel 8 can rotate, polish the part, when centerless emery wheel stops rotatoryly, can also dismantle centerless emery wheel shell body 1 through bolt 14, then carry out manual rotation with fixture block 13 on the second grade grinding body 12, screw off from draw-in groove 15 on the one-level grinding body 11, then the part of renewal, it can to use the back closed power after accomplishing, so that continue to use next time.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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 a dual drive centerless grinder, includes centerless grinder shell body (1), its characterized in that: the grinding wheel disc (2) is arranged at the top end of the centerless grinding wheel outer shell (1), a grinding hole (4) is formed in the grinding wheel disc (2), a grinding wheel frame (3) is arranged outside the grinding wheel disc (2), sand grains (5) are arranged at the lower end of the grinding wheel disc (2), an inner hole (6) is formed in the center position of the top end of the grinding wheel disc (2), a primary grinding wheel (7) is fixedly installed on the left side of the centerless grinding wheel outer shell (1), a guide block (9) is fixedly installed on the right side of the primary grinding wheel (7), a guide rod (10) is fixedly installed at the lower end of the guide block (9), a secondary grinding wheel (8) is fixedly installed at the right end of the guide block (9), a primary grinding body (11) is movably installed at the upper end of the centerless grinding wheel outer shell (1), and a clamping groove (15) is formed in the middle position, the novel grinding machine is characterized in that a bolt (14) is arranged inside the clamping groove (15), a secondary grinding body (12) is movably mounted at the lower end of the primary grinding body (11), and a clamping block (13) is fixedly mounted at the lower end of the secondary grinding body.

2. A dual drive centerless grinding wheel according to claim 1, wherein: the primary grinding wheel (7) and the secondary grinding wheel (8) are both disc-shaped, and the primary grinding wheel (7) and the secondary grinding wheel (8) are fixedly connected through a guide block (9).

3. A dual drive centerless grinding wheel according to claim 1, wherein: the one-level grinding body (11) is clamped on the two-level grinding body (12) through rotation, the clamping blocks (13) cover the clamping grooves (15), four groups of bolts (14) are arranged, each group of bolts is arranged on each clamping block (13) correspondingly, a group of bolts (14) is arranged on each clamping block, and each group of bolts is arranged in each clamping groove (15) correspondingly.

4. A dual drive centerless grinding wheel according to claim 1, wherein: the two groups of fixture blocks (13) are arranged, the two groups of fixture blocks (13) are respectively arranged at the upper end and the lower end of the second-stage grinding body (12), the two groups of clamping grooves (15) are arranged, and the two groups of clamping grooves (15) are respectively arranged at the left end and the right end of the first-stage grinding body (11).

5. A dual drive centerless grinding wheel according to claim 1, wherein: four groups of grinding holes (4) are arranged, and the four groups of grinding holes (4) are uniformly distributed on the periphery of the top end of the centerless grinding wheel outer shell (1).

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