CN213561957U

CN213561957U - Adjustable protection device of grinder

Info

Publication number: CN213561957U
Application number: CN202021865823.8U
Authority: CN
Inventors: 廖志雄
Original assignee: Putian Jiantai Industry And Trade Co ltd
Current assignee: Putian Jiantai Industry And Trade Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-29
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses an adjustable protection device of a grinder, which belongs to the technical field of the pre-buried basic structure of a cement pole, and comprises a shell protection cover formed by closing a fixed protection cover and a movable protection cover, wherein a housing adjusting wheel is fixedly arranged on the outer side wall of the movable protection cover, a step bolt is rotatably arranged on the inner ring of the housing adjusting wheel through a bearing, and the inner side end of the step bolt is fixedly connected with the end part of a grinder rotating shaft through a bolt, so that the disassembly and assembly of the grinder only need to be carried out by fastening the step bolt, the disassembly and assembly are simple, the utility model can improve the replacement and maintenance work efficiency of the grinder, the movable grinding port and the fixed grinding port form the coincidence of any angle between 0 and 90 degrees, the opening and closing control of the grinding port can be realized, and the dust accumulation, and the grinding opening can be adjusted to the minimum state according to the sizes of different workpieces, so that the spark splashing is inhibited to the maximum extent.

Description

Adjustable protection device of grinder

Technical Field

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

Background

The grinder is a common device used for sharpening various cutters and tools, and is also used for grinding, deburring, cleaning and the like of common small parts. It is mainly composed of base, grinding wheel, motor or other power source, bracket, protective cover and water feeder. 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.

Traditional abrasive machine generally sets up the casing protection casing as safety device through setting up at the emery wheel outer wall, and in order to change the emery wheel, the casing protection casing generally sets up to the removable structure of two independent lamellas, and has fixed mouth of polishing between two lamella enclosers to it is fixed through a plurality of screw locking, when this kind of casing protection casing need dismantle the change emery wheel, need dismantle each screw one by one earlier, and operating procedure is comparatively loaded down with trivial details.

Based on this, the utility model designs an adjustable protector of abrasive machine to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable protector of abrasive machine to solve above-mentioned technical problem.

In order to realize the purpose, the utility model provides the following technical scheme: the adjustable protection device of the grinder comprises a shell protection cover formed by closing a fixed protection cover and a movable protection cover, wherein a housing adjusting wheel is fixedly installed on the outer side wall of the movable protection cover, a step bolt is rotatably installed on the inner ring of the housing adjusting wheel through a bearing, and the inner side end of the step bolt is fixedly connected with the end part of a grinder rotating shaft in a threaded manner.

Preferably, the fixed protective cover consists of a fixed end panel and a fixed circular surrounding wall, a fixed grinding opening is formed in the front side of the fixed circular surrounding wall, and a fixed abdicating hole for penetrating through a rotary shaft of the grinder is formed in the center of the fixed end panel; the activity protection casing comprises activity end panel and activity circle leg, activity circle leg is located with the coaxial setting of fixed circle leg and laminating fixed circle leg inner wall, the activity mouth of polishing has been seted up to the front side of activity circle leg, activity end panel central authorities offer and are used for wearing to establish the hole is stepped in the activity of step bolt.

Preferably, the opening angles of the fixed grinding opening and the movable grinding opening are both 90 degrees.

Preferably, the top of the fixed circular surrounding wall is fixedly provided with a positioning nut, and a positioning screw is screwed in the positioning nut.

Preferably, the outer wall of the housing regulating wheel is provided with anti-skidding convex ridges arranged in a circumferential array.

Preferably, the step bolt comprises a thread section, a rotating shaft section and a limiting section which are coaxially integrated.

Preferably, one side of the rotating shaft section close to the thread section is provided with a clamp spring groove, and a clamp spring is arranged in the clamp spring groove.

Preferably, the center of the outer end face of the limiting section is provided with an inner hexagonal wrench groove.

Compared with the prior art, utility model's beneficial effect does:

the utility model discloses the abrasive machine protection casing is closed by fixed protection casing and activity protection casing and is constituted, fixed protection casing and abrasive machine fuselage fixed mounting, and the installation is rotated with the abrasive machine pivot through bearing and step bolt to the activity protection casing, consequently when needing to be changed the emery wheel and demolish activity protection casing, only need with step bolt's screw thread section from the rotation of abrasive machine pivot dismantle can, also only need fasten step bolt step during the installation simultaneously, compare in traditional protection casing structure, the utility model discloses the dismouting is simple and convenient, can improve the abrasive machine and change maintenance work efficiency.

The utility model discloses the grinder protection casing closes by fixed protection casing and activity protection casing and closes and constitute, has seted up fixed mouth and the activity mouth of polishing on fixed protection casing and the activity protection casing respectively, but the rotation angle regulation of activity protection casing makes the activity mouth of polishing and fixed the coincidence of polishing formation arbitrary angle between 0 to 90 degrees, not only can realize the mouth switching control of polishing, prevent shield inner chamber laying dust when idle, but also can adjust the mouth of polishing to minimum condition according to different work piece sizes, the at utmost suppression spark splashes.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a schematic view of the inner side structure of the assembled state of the present invention;

FIG. 3 is a schematic view of the outer side structure of the combined state of the present invention;

FIG. 4 is a schematic cross-sectional structure of the present invention;

fig. 5 is a schematic view of the structure of the utility model in use.

In the drawings, the components represented by the respective reference numerals are listed below:

1-fixed protective cover, 11-fixed end plate, 12-fixed circular surrounding wall, 13-fixed grinding port, 14-fixed abdicating hole, 2-movable protective cover, 21-movable end plate, 22-movable circular surrounding wall, 23-movable grinding port, 24-movable abdicating hole, 3-cover adjusting wheel, 31-antiskid convex ridge, 4-bearing, 5-step bolt, 51-thread section, 52-rotating shaft section, 53-limiting section, 6-positioning nut and 7-positioning screw.

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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a technical solution: an adjustable protection device of a grinding machine comprises a shell protection cover formed by closing a fixed protection cover 1 and a movable protection cover 2;

the fixed protective cover 1 consists of a fixed end panel 11 and a fixed circular surrounding wall 12, a fixed grinding port 13 is arranged on the front side of the fixed circular surrounding wall 12, the opening angle of the fixed grinding port 13 is 90 degrees and is used for exposing a grinding wheel to be in contact with a workpiece for grinding, a fixed abdicating hole 14 for penetrating through a rotary shaft of a grinding machine is arranged in the center of the fixed end panel 11, and a mounting hole is arranged around the fixed abdicating hole 14 and is used for fixedly mounting the fixed protective cover 1 on a rotary shaft end cover of the grinding machine;

activity protection casing 2 comprises activity end panel 21 and activity circle leg 22, activity circle leg 22 is located fixed circle leg 12 inner wall with the coaxial setting of fixed circle leg 12 and laminating, the activity mouth 23 of polishing has been seted up to activity circle leg 22's front side, the opening angle of the activity mouth 23 of polishing is 90 degrees, be used for exposing the emery wheel and polishing with the work piece contact, activity end panel 21 central authorities offer the activity hole of stepping down 24 that is used for wearing to establish step bolt 5, be provided with the mounting hole around the activity hole of stepping down 24, be used for fixed mounting housing regulating wheel 3.

The fixed set nut 6 that is provided with in top of fixed round leg 12, the spiro union has set screw 7 in the set nut 6, the through-hole has been seted up with the 6 internal thread hole of set nut in the top of fixed round leg 12 and corresponds the department, it is fixed with its location in the same place the outer wall butt of the movable round leg 22 of passing set screw 7 and activity protection casing 2, based on this, but activity protection casing 2 rotation regulation angle makes activity grinding opening 23 and fixed grinding opening 13 form the coincidence of arbitrary angle between 0 to 90 degrees.

The outer side wall fixed mounting of activity protection casing 2 has housing regulating wheel 3, and housing regulating wheel 3 is cavity loop configuration, and the outer wall of housing regulating wheel 3 is provided with circumference array and is provided with anti-skidding convex ridge 31, can play effectual anti-skidding effect, conveniently rotates activity protection casing 2.

Step bolt 5 is installed through bearing 4 rotation to the inner circle of housing regulating wheel 3, it is concrete, step bolt 5 includes coaxial body structure's screw thread section 51, pivot section 52 and spacing section 53, screw thread section 51 is fixed with the tip spiro union of abrasive machine pivot, pivot section 52 and the interior chamber registrate of bearing 4, pivot section 52 presses close to screw thread section 51 one side and has seted up jump ring groove 54, be provided with jump ring 8 in the jump ring groove 54, spacing section 53 butt in the outer terminal surface of the inner circle of bearing 4, spacing section 53's outer terminal surface central authorities are provided with hexagon socket head wrench groove 55, be used for using spanner elasticity step bolt 5.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and 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.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by 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

1. The utility model provides an adjustable protector of abrasive machine which characterized in that: the grinding machine protective cover comprises a shell protective cover formed by closing a fixed protective cover (1) and a movable protective cover (2), wherein a cover shell adjusting wheel (3) is fixedly installed on the outer side wall of the movable protective cover (2), a step bolt (5) is installed on the inner ring of the cover shell adjusting wheel (3) in a rotating mode through a bearing (4), and the inner side end of the step bolt (5) is fixed with the end portion of a rotary shaft of a grinding machine in a threaded mode.

2. The adjustable guard of claim 1, wherein: the fixed protective cover (1) is composed of a fixed end panel (11) and a fixed circular surrounding wall (12), a fixed grinding opening (13) is formed in the front side of the fixed circular surrounding wall (12), and a fixed abdicating hole (14) used for penetrating through a rotary shaft of a grinding machine is formed in the center of the fixed end panel (11); activity protection casing (2) comprise activity end panel (21) and activity circle leg (22), activity circle leg (22) and fixed circle leg (12) coaxial setting and laminating are located fixed circle leg (12) inner wall, the front side of activity circle leg (22) is opened and is equipped with activity mouth (23) of polishing, activity end panel (21) central authorities are offered and are used for wearing to establish the activity hole of stepping down (24) of step bolt (5).

3. The adjustable guard of claim 2, wherein: the opening angles of the fixed grinding opening (13) and the movable grinding opening (23) are both 90 degrees.

4. The adjustable guard of claim 2, wherein: the top of the fixed circular surrounding wall (12) is fixedly provided with a positioning nut (6), and a positioning screw (7) is screwed in the positioning nut (6).

5. The adjustable guard of claim 1, wherein: the outer wall of the housing adjusting wheel (3) is provided with anti-skidding convex ridges (31) arranged in a circumferential array.

6. The adjustable guard of claim 1, wherein: the step bolt (5) comprises a thread section (51), a rotating shaft section (52) and a limiting section (53) which are coaxially integrated.

7. The adjustable guard of claim 6, wherein: a clamp spring groove (54) is formed in one side, close to the threaded section (51), of the rotating shaft section (52), and a clamp spring (8) is arranged in the clamp spring groove (54).

8. The adjustable guard of claim 6, wherein: the center of the outer end face of the limiting section (53) is provided with an inner hexagonal wrench groove (55).