CN223933313U

CN223933313U - Grinder with protection machanism

Info

Publication number: CN223933313U
Application number: CN202520085876.4U
Authority: CN
Inventors: 钟帆
Original assignee: Laohekou Dali Machinery Manufacturing Co ltd
Current assignee: Laohekou Dali Machinery Manufacturing Co ltd
Priority date: 2025-01-14
Filing date: 2025-01-14
Publication date: 2026-02-24
Anticipated expiration: 2035-01-14

Abstract

The utility model discloses a grinder with a protection mechanism, which relates to the technical field of grinders and comprises a support frame, a protective cover, a material placing frame, a driving module and a fixed block, wherein a locking bolt is arranged on the side surface of the support frame, the locking bolt is provided with a driving rocker, a driving toothed ring, a synchronous gear, a first connecting rod and a second connecting rod are arranged on the left side of the driving rocker, the fixed block is arranged on the left side of the driving rocker, a second guide rod is arranged on the left side of the second connecting rod, a guide bracket is arranged above the second guide rod, a first guide rod is arranged at the bottom of the guide bracket, the equipment is connected with a eye protection plate through rotation above the protective cover, good protection effect can be provided for operators through the eye protection plate when the equipment is used, the material placing frame is of a trapezoid structure, the support effect is ensured while sufficient space is provided, the equipment is in threaded connection, convenience in replacement can be ensured, and the whole service life of the equipment is prolonged.

Description

Grinder with protection machanism

Technical Field

The utility model relates to the technical field of grinding machines, in particular to a grinding machine with a protection mechanism.

Background

The grinder is a common device for sharpening various cutters and tools, is also used as a common small part for grinding, deburring, cleaning and the like, and 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 hand-held grinder, a vertical grinder, a suspension grinder, a desk grinder and the like, for example:

In the grinder disclosed in CN201210463858.2, the grinding wheel portion of the apparatus is not provided with a protective component, and the whole grinding wheel portion is in an open structure, so that a large amount of scraps are generated by friction between the grinding wheel and a workpiece in the use process, and the scraps can be accelerated to fly off to cause a certain potential safety hazard to surrounding operators when the grinding wheel rotates at a high speed.

Disclosure of utility model

The utility model aims to provide a grinder with a protection mechanism, which aims to solve the problem that the grinding wheel part of the existing market equipment provided by the background technology is not provided with a protection component and is of an open structure, so that a large amount of scraps are generated by friction between the grinding wheel and a workpiece in the use process, and the scraps can be accelerated to fly to cause certain potential safety hazards to surrounding operators when the grinding wheel rotates at a high speed.

In order to achieve the aim, the utility model provides the technical scheme that the grinder with the protection mechanism comprises a supporting frame, a protective cover, a material placing frame, a driving module and a fixed block;

The support frame side-mounting has locking bolt, locking bolt is provided with the drive rocker, drive toothed ring, synchro gear, first connecting rod and second connecting rod are installed in drive rocker left side, and drive rocker left side is provided with the fixed block, the second guide bar is installed in the second connecting rod left side, the guide bracket is installed to second guide bar top, first guide bar is installed to the guide bracket bottom, and the guide bracket top is provided with drive module, eye protection board, emery wheel and control switch, the drive module side is provided with the protection casing.

As the preferable technical scheme of the utility model, the bottom of the support frame is of a trapezoid structure, the whole support frame is of a hollowed design, the right side of the support frame is rotationally connected with a driving rocker, and the left side of the driving rocker is of a gear structure;

By adopting the technical scheme, the equipment has enough stability by adopting the trapezoidal structure at the bottom of the support frame, the contact area between the equipment and the ground can be increased, the whole support frame is in a hollowed-out design, the equipment mass can be maximally lightened, the right side of the support frame is rotationally connected with the driving rocker, the ergonomic design can be more met, and the operation efficiency is improved.

As the preferable technical scheme of the utility model, the bottom of the driving rocker is in meshed connection with the driving toothed ring, the driving toothed ring is sleeved above the supporting frame, the central line position of the supporting frame is in threaded connection with the locking bolt, the locking bolt is of a T-shaped structure, and the right side of the locking bolt is of a threaded structure;

By adopting the technical scheme, the equipment is arranged on the side surface of the driving toothed ring through the locking bolt with the T-shaped structure, and the driving toothed ring is fixed by pressing the locking bolt, so that the locking of the driving toothed ring brake can be realized.

As the preferable technical scheme of the utility model, the upper surface of the driving toothed ring is meshed with and connected with the synchronous gears, the synchronous gears are uniformly distributed in a round shape with the driving rocking bars, the inner sides of the synchronous gears are rotationally connected with the fixed blocks, and the lower surfaces of the fixed blocks are fixedly connected with the supporting frame;

By adopting the technical scheme, the synchronous gear is uniformly distributed in a round shape with the driving rocker through three synchronous gears, and the synchronous gears can be simultaneously driven to rotate at uniform speed under the action of the driving toothed ring, so that the operation precision of the equipment can be ensured to the greatest extent.

As a preferable technical scheme of the utility model, the inner side of the synchronous gear is fixedly connected with a first connecting rod, a second connecting rod is rotationally connected above the first connecting rod, and the second connecting rod is rotationally connected with a first guide rod;

by adopting the technical scheme, the equipment is rotationally connected with the second connecting rod through the upper part of the first connecting rod, and can realize up-and-down reciprocating operation of the equipment in the cyclic rotation of the first connecting rod.

As a preferable technical scheme of the utility model, the upper surface of the first guide rod is fixedly connected with a guide bracket, the side surface of the guide bracket is in sliding connection with the first guide rod, the first guide rod is vertically fixed at the diagonal position of the support frame, the upper part of the guide bracket is fixedly connected with a guide cover, the upper part of the central line of the guide cover is fixedly connected with a driving module and a control switch, and a driving motor is arranged in the driving module;

By adopting the technical scheme, the device is vertically fixed at the diagonal position of the support frame through the first guide rod, and the guide cover is fixedly connected above the guide bracket and can play a clamping and guiding role through the first guide rod and the guide cover, so that the guide bracket and the support frame are prevented from being deviated in lifting.

As the preferable technical scheme of the utility model, two sides of the driving module are fixedly connected with the protective cover, the inside of the protective cover is rotationally connected with the grinding wheel, the upper part of the protective cover is rotationally connected with the eye protection plate, the side opening position of the protective cover is fixedly provided with the material placing frame through bolts, and the material placing frame is of a trapezoid structure.

By adopting the technical scheme, the equipment is rotationally connected with the eye protection plate above the protective cover, so that good protection effect can be provided for operators when the eye protection plate is used, the material placing frame can provide enough space for the trapezoid structure, the supporting effect is ensured, the equipment is in threaded connection, the replacement convenience can be ensured, and the whole service life of the equipment is prolonged.

Compared with the prior art, the utility model has the beneficial effects that:

1. The equipment has the advantages that the bottom of the support frame is of the trapezoid structure, the contact area between the support frame and the ground can be increased, the equipment has enough stability, the whole support frame is of the hollowed-out design, the equipment mass can be reduced to the greatest extent, the right side of the support frame is rotationally connected with the driving rocker, the ergonomic design can be met, and the operation efficiency is improved;

2. The equipment is characterized in that the locking bolt with a T-shaped structure is arranged on the side surface of the driving toothed ring, the driving toothed ring is fixed by pressing the locking bolt, and the locking of the driving toothed ring brake can be realized;

3. The synchronous gears are uniformly distributed in a circular shape with the driving rockers, and can be simultaneously driven to rotate at a uniform speed under the action of the driving toothed ring, so that the operation precision of the equipment can be ensured to the greatest extent;

4. the equipment is rotationally connected with the second connecting rod through the upper part of the first connecting rod, so that the up-and-down reciprocating operation of the equipment can be realized in the cyclic rotation of the first connecting rod;

5. according to the equipment, the first guide rod is vertically fixed at the diagonal position of the support frame, and the guide cover is fixedly connected above the guide bracket and can play a clamping and guiding role through the first guide rod and the guide cover, so that the guide bracket and the support frame are prevented from being deviated in lifting;

This equipment is through rotating the connection eye guard board in the shield top, can provide good protection effect to operating personnel when using through the eye guard board, and put the work or material rest and can provide sufficient space for trapezium structure in, guarantee the supporting effect, and threaded connection can guarantee the convenience of changing, improve equipment whole life.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

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

FIG. 2 is a schematic cross-sectional side view of the present utility model;

FIG. 3 is a schematic cross-sectional side view of the support frame of the present utility model;

FIG. 4 is a schematic view of the connection structure between the protective cover and the material placing rack;

FIG. 5 is a schematic view of a connection structure of a support frame and a locking bolt according to the present utility model;

Fig. 6 is a schematic side view of the driving gear ring of the present utility model.

1, A supporting frame, 2, a protective cover, 3, a material placing frame, 4, a driving module, 5, a eye protection plate, 6, a grinding wheel, 7, a control switch, 8, a guide cover, 9, a locking bolt, 10, a guide bracket, 11, a driving toothed ring, 12, a first guide rod, 13, a first connecting rod, 14, a second guide rod, 15, a driving rocker, 16, a second connecting rod, 17, a synchronous gear, 18 and a fixed block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1-6, the utility model provides a grinder with a protection mechanism, comprising a support frame 1, a protective cover 2, a material placing frame 3, a driving module 4, a eye protection plate 5, a grinding wheel 6, a control switch 7, a guide cover 8, a locking bolt 9, a guide bracket 10, a driving toothed ring 11, a first guide rod 12, a first connecting rod 13, a second guide rod 14, a driving rocker 15, a second connecting rod 16, a synchronous gear 17 and a fixed block 18;

The locking bolt 9 is installed to support frame 1 side, support frame 1 bottom is trapezium structure, and support frame 1 wholly is the fretwork design, support frame 1 right side rotates and connects drive rocker 15, drive rocker 15 left side is gear structure, this equipment is through being trapezium structure with support frame 1 bottom, can increase the area of contact with ground assurance equipment has sufficient stability, and support frame 1 wholly is the fretwork design, the equipment quality that lightens that can maximize, and support frame 1 right side rotates and connects drive rocker 15, can accord with ergonomic design more, improve operating efficiency, locking bolt 9 is provided with drive rocker 15, drive toothed ring 11 is installed in drive rocker 15 left side, the drive rocker 15 is installed, a synchronous gear 17, The bottom of the driving rocker 15 is meshed with the driving toothed ring 11, the driving toothed ring 11 is sleeved above the supporting frame 1, the center line of the supporting frame 1 is in threaded connection with the locking bolt 9, the locking bolt 9 is of a T-shaped structure, the right side of the locking bolt 9 is of a threaded structure, the device is arranged on the side surface of the driving toothed ring 11 through the locking bolt 9 of the T-shaped structure, the driving toothed ring 11 is fixed by pressing the locking bolt 9, the braking locking of the driving toothed ring 11 can be realized, the left side of the driving rocker 15 is provided with a fixed block 18, the upper surface of the driving toothed ring 11 is meshed with a synchronous gear 17, the synchronous gears 17 are uniformly distributed in a round shape with the driving rocker 15, the inner side of the synchronous gear 17 is rotationally connected with the fixed block 18, the lower surface of the fixed block 18 is fixedly connected with the supporting frame 1, the device is uniformly distributed in a round shape with the driving rocker 15 through the synchronous gear 17, the synchronous gear 17 can be simultaneously driven to rotate at a constant speed under the action of the driving toothed ring 11, the running precision of equipment can be ensured to the greatest extent, the second guide rod 14 is arranged at the left side of the second connecting rod 16, the inner side of the synchronous gear 17 is fixedly connected with the first connecting rod 13, the upper part of the first connecting rod 13 is rotationally connected with the second connecting rod 16, the second connecting rod 16 is rotationally connected with the first guide rod 12 through the upper part of the first connecting rod 13, the equipment can realize the up-and-down reciprocating running of the equipment in the circulating rotation of the first connecting rod 13, the guide bracket 10 is arranged above the second guide rod 14, the first guide rod 12 is arranged at the bottom of the guide bracket 10, the upper surface of the first guide rod 12 is fixedly connected with the guide bracket 10, the side surface of the guide bracket 10 is slidingly connected with the first guide rod 12, the first guide rod 12 is vertically fixed at the diagonal position of the support bracket 1, the upper part of the guide bracket 10 is fixedly connected with the guide cover 8, the upper part of the middle line of the guide cover 8 is fixedly connected with the driving module 4 and the control switch 7, the driving module 4 is internally provided with a driving motor, the equipment vertically fixes the first guide rod 12 at the diagonal position of the support frame 1, the upper part of the guide bracket 10 is fixedly connected with the guide cover 8, the clamping and guiding functions can be realized through the first guide rod 12 and the guide cover 8, the guide bracket 10 and the support frame 1 are prevented from being deviated in lifting, and the driving module 4 is arranged above the guide bracket 10, A eye protection plate 5, Grinding wheel 6 and control switch 7, driving module 4 side is provided with protection casing 2, driving module 4 both sides fixed connection protection casing 2, protection casing 2 internal rotation connects grinding wheel 6, and protection casing 2 top rotates and connects eye protection board 5, protection casing 2 side open position bolt fastening puts work or material rest 3, put work or material rest 3 and be trapezium structure, this equipment is through rotating in protection casing 2 top and connect eye protection board 5, can provide good protection effect to operating personnel when using through eye protection board 5, and put work or material rest 3 and guarantee the supporting effect when enough space can be provided for trapezium structure, and threaded connection can guarantee the convenience of changing, improve equipment whole life.

When the grinder with the protection mechanism is used, equipment is placed at a proper position, then the locking bolt 9 is rotated to release the limiting function of the driving toothed ring 11, then the driving rocker 15 is rotated, the driving toothed ring 11 connected in a meshed mode can synchronously drive the synchronous gear 17 to rotate, the postures of the first connecting rod 13 and the second connecting rod 16 are changed in the rotation process of the synchronous gear 17 and move up and down in a reciprocating mode, the whole guide cover 8 moves up under the action of the second guide rod 14 and the guide support 10, after the proper height is reached, the locking bolt 9 is screwed again, the equipment can be started by pressing the control switch 7, during the use, objects needing to be polished are placed through the placing rack 3, and meanwhile, damages to personnel caused by scraps and splashes can be well prevented under the action of the eye protection plate 5.

To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A grinder with a protection mechanism comprises a supporting frame (1), a protective cover (2), a material placing frame (3), a driving module (4) and a fixed block (18);

The method is characterized in that:

The utility model discloses a support frame, including support frame (1), locking bolt (9) are provided with drive rocker (15), drive ring gear (11), synchromesh (17), first connecting rod (13) and second connecting rod (16) are installed in drive rocker (15) left side, and drive rocker (15) left side is provided with fixed block (18), second guide bar (14) are installed in second connecting rod (16) left side, guide bracket (10) are installed to second guide bar (14) top, first guide bar (12) are installed to guide bracket (10) bottom, and guide bracket (10) top is provided with drive module (4), eye guard (5), emery wheel (6) and control switch (7), drive module (4) side is provided with protection casing (2).

2. The grinder with the protection mechanism according to claim 1, wherein the bottom of the support frame (1) is of a trapezoid structure, the whole support frame (1) is of a hollowed-out design, the right side of the support frame (1) is rotationally connected with the driving rocker (15), and the left side of the driving rocker (15) is of a gear structure.

3. The grinder with the protection mechanism according to claim 2, wherein the bottom of the driving rocker (15) is in meshed connection with the driving toothed ring (11), the driving toothed ring (11) is sleeved above the supporting frame (1), the center line position of the supporting frame (1) is in threaded connection with the locking bolt (9), the locking bolt (9) is of a T-shaped structure, and the right side of the locking bolt (9) is of a threaded structure.

4. A grinder with a protection mechanism according to claim 3, characterized in that the upper surface of the driving toothed ring (11) is meshed with a synchronous gear (17), the synchronous gears (17) are uniformly distributed in a round shape with the driving rocking rod (15), the inner side of the synchronous gear (17) is rotationally connected with a fixed block (18), and the lower surface of the fixed block (18) is fixedly connected with the supporting frame (1).

5. The grinder with the protection mechanism according to claim 4, wherein the inner side of the synchronous gear (17) is fixedly connected with a first connecting rod (13), a second connecting rod (16) is rotatably connected above the first connecting rod (13), and the second connecting rod (16) is rotatably connected with the first guide rod (12).

6. The grinder with the protection mechanism according to claim 5, wherein the upper surface of the first guide rod (12) is fixedly connected with the guide bracket (10), the side surface of the guide bracket (10) is slidably connected with the first guide rod (12), the first guide rod (12) is vertically fixed at the diagonal position of the support frame (1), the guide cover (8) is fixedly connected above the guide bracket (10), the driving module (4) and the control switch (7) are fixedly connected above the middle line of the guide cover (8), and the driving module (4) is internally provided with a driving motor.

7. The grinder with the protection mechanism according to claim 6, wherein two sides of the driving module (4) are fixedly connected with the protection cover (2), the protection cover (2) is rotationally connected with the grinding wheel (6), the upper part of the protection cover (2) is rotationally connected with the eye protection plate (5), the material placing frame (3) is fixed at the opening position of the side surface of the protection cover (2) through bolts, and the material placing frame (3) is of a trapezoid structure.