CN213196889U - Grinding machine floating by gravity - Google Patents

Abstract

The utility model discloses a lean on unsteady abrasive machine of gravity, including the emery wheel frame body, grinding machanism is installed to the one end of emery wheel frame body, grinding machanism includes axle bed and emery wheel, the free bearing is installed through the hinge pin to the other end of emery wheel frame body, the mount pad is installed to the bottom of free bearing, and the mount pad both sides of free bearing both sides install stop gear that floats, stop gear that floats includes the spacing support in rear and fore-stock, install actuating mechanism on the emery wheel frame body, and install the counter weight iron on the emery wheel frame body of actuating mechanism one side. The utility model discloses a be provided with a series of structures for should lean on unsteady abrasive machine of gravity, can be under the effect of self gravity, wholly be in the floating condition, make the emery wheel when polishing, can change to the work piece surface, the emery wheel takes place certain skew and the skew resets, guarantees and the composition contact of the face of being polished, does benefit to the realization of the effect of polishing.

Description

Grinding machine floating by gravity

Technical Field

The utility model relates to the technical field of machining, specifically be a grinding machine who floats by gravity.

Background

The polishing industry is widely used in various industries related to production and life, such as bathroom faucets, metal spray heads, artware, musical instruments and the like. The polishing industry is limited by various factors, such as high equipment cost, complex polishing surface and the like, automatic processing is limited, manual polishing is mainly used at present, dust particles generated by polishing are accompanied by some metal objects and permeate in a working environment, and the influence on human health is easily caused.

In the process of polishing the workpiece, some workpieces are subjected to factors such as processing design and the like, the surfaces of the workpieces are not continuous surfaces, such as arc-shaped workpieces with concave areas, and the like, when the workpieces are polished manually, workers hold the workpieces by hands, when the polishing is carried out on a grinding machine, the hands and the arms of a person are soft and can move back and forth along with the shape of the workpiece to compensate the surface error of the workpiece, but the robot polishing belongs to hard contact, the mechanical structure of the robot can not move back and forth along the shape of the workpiece, so that the polishing effect is not good, in some production processes, in order to ensure enough polishing effect, the workpiece can be polished for many times, or the defects of the grinding surface are ground in a targeted way, some devices can be added again, motion compensation is carried out on the workpiece, so that the equipment cost is high, meanwhile, the grinding efficiency is low, and the automatic grinding cannot replace manual grinding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grinding machine that relies on gravity to float to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the grinding machine floating by gravity comprises a grinding wheel machine frame body, wherein a grinding mechanism is installed at one end of the grinding wheel machine frame body, a hinged support is installed at the other end of the grinding wheel machine frame body through a hinge shaft, a mounting seat is installed at the bottom end of the hinged support, floating limiting mechanisms are installed on two sides of the mounting seat on two sides of the hinged support, a driving mechanism is installed on the grinding wheel machine frame body, and balance weight iron is installed on the grinding wheel machine frame body on one side of the driving mechanism.

Preferably, the grinding mechanism comprises a shaft seat and a grinding wheel, the shaft seat is mounted at one end of the grinding wheel frame body, and the grinding wheel is mounted on two sides of the shaft seat through a rotating shaft.

Preferably, the floating limiting mechanism comprises a rear limiting support and a front support, the front support is mounted on the mounting seat on one side of the hinged support, and the rear limiting support is mounted on the mounting seat on the other side of the hinged support.

Preferably, the driving mechanism comprises a motor and a belt, the motor is obliquely installed on the surface of the grinding wheel machine frame body, the motor and the counterweight iron are located on the same side surface of the grinding wheel machine frame body, the belt is installed at the output end of the motor, and one end of the belt is sleeved on the rotating shaft of the shaft seat through a belt wheel.

Preferably, an adjusting mechanism is installed on the counterweight iron and comprises a guide pillar and a limiting part, the guide pillar is installed on the surface of the counterweight iron, the weighting code is sleeved on the surface of the guide pillar, and the limiting part is installed on the surface of the counterweight iron on one side of the guide pillar.

Preferably, the limiting part comprises an upright column and a pressing plate, the upright column is arranged on the surface of the counterweight iron on one side of the guide column, the upright column is sleeved with a pressure spring, and the pressing plate is arranged at the top end of the pressure spring.

Preferably, the pressing plate extends outwards, and the bottom end of the pressing plate on one side of the pressure spring is provided with the non-slip mat.

Preferably, a shock pad is bonded to the surface of the counterweight iron.

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

1. this grinder that relies on gravity to float through the free bearing to use with the hinge pin combination, make grinder support body one end possess the rotation function, rely on the whole dead weight contact work piece of grinder when polishing the work piece, and can be when work piece surface shape or size change, the grinder inclines forward automatically under self action of gravity, compensates work piece surface shape or size, can improve the quality of polishing under the different circumstances of work piece surface from this.

2. This grinder that leans on gravity to float, through the fore-stock, can be under the condition that workpiece surface exists the face such as sunken, when the grinder support body receives the dead weight to incline forward, can be by fore-stock and grinder support body contact, reach the spacing effect in the place ahead to the grinder support body, and use with the spacing support in rear combines, can be in workpiece surface and exist under the circumstances such as arch, the grinder support body contacts with the spacing support in rear when inclining backward, reach the spacing effect in rear, and at whole in-process of polishing, fore-stock and the spacing support in rear are used in between the hinge respectively, satisfy this grinder and rely on gravity to float the demand of polishing.

3. This abrasive machine that floats by gravity, through the weight of adjusting the counter weight iron, can adjust the centrobaric front and back position of abrasive machine that floats, the gravity component of production does the effect on the face of polishing, thereby adjust the dynamics of polishing, through the guide pillar, can carry out spacing installation to aggravating the sign indicating number, and then change the actual weight of counter weight iron, the barycenter and the gravity size of change abrasive machine support body, with the demand when changing not unidimensional emery wheel or polishing different work pieces, through the clamp plate, and use with the pressure spring combination, can be spacing with the help of the elasticity of spring, carry out spacing installation to whole weight, avoid adding the realization that the sign indicating number takes place the displacement influence gravity effect at the in-process of polishing.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a left side view of FIG. 1;

fig. 3 is a schematic structural view of the weight iron of embodiment 2.

In the figure: 1. a grinding wheel; 2. a motor; 3. a counterweight iron; 4. a grinding wheel frame body; 5. a hinge axis; 6. a rear limit bracket; 7. hinging seat; 8. a front bracket; 9. a mounting seat; 10. a shaft seat; 11. a belt; 12. adding a weight code; 13. pressing a plate; 14. a guide post; 15. a non-slip mat; 16. a column; 17. a pressure spring; 18. a shock-absorbing pad.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

Example 1

As shown in fig. 1 and 2, the grinder of the present embodiment floating by gravity includes a grinder frame body 4, a grinding mechanism is installed at one end of the grinder frame body 4 for grinding a workpiece, a hinge base 7 is installed at the other end of the grinder frame body 4 through a hinge shaft 5, the hinge base 7 is fixedly installed and is acted by the structure of the hinge shaft 5, under the condition that the grinder frame body 4 is stressed, the grinder can perform a rotation motion around the hinge shaft 5, so as to change the actual position of the grinding mechanism relative to the workpiece, an installation base 9 is installed at the bottom end of the hinge base 7, the installation base 9 fixes the hinge base 7 and is fixedly connected with the installation surface of an external device, the whole grinder is installed, the hinge base 7 performs a limit installation on the hinge shaft 5 and the grinder frame body 4, and floating limit mechanisms are installed at both sides of the installation base 9 at both sides of the hinge base 7, when the grinder frame body 4 performs a rotation motion as a whole, grinding machine support body 4 can contact with stop gear that floats, and then produce spacingly to the motion of grinding machine support body 4, make the realization of the effect of polishing that floats, install actuating mechanism on the grinding machine support body 4, drive grinding mechanism and move, and install counter weight iron 3 on the grinding machine support body 4 of actuating mechanism one side, self possesses great quality, and then produce great gravity, adjust the weight of counter weight iron 3, can adjust the centrobaric front and back position of grinding machine that floats, the gravity component effect that produces is used in the face of polishing, thereby adjust the dynamics of polishing, during the design according to differences such as the size of actual polisher, the quality of counter weight iron 3 is also different.

Specifically, grinding machanism includes axle bed 10 and emery wheel 1, and axle bed 10 is installed in the one end of grinder frame body 4, divide into two parts of bearing frame and pivot, and emery wheel 1 installs the both sides at axle bed 10 through the pivot, exists two emery wheels 1 and installs respectively at the both ends of pivot promptly, and during the in-service use, emery wheel 1 uses as applying the processing tool to the face of polishing.

Further, the floating limiting mechanism comprises a rear limiting bracket 6 and a front bracket 8, the front bracket 8 is arranged on a mounting seat 9 at one side of a hinged support 7, the grinding wheel frame body 4 is taken as a reference surface, the mounting position of the front bracket 8 is practically consistent with the position of a workpiece to be polished, when the surface of the workpiece has a concave surface and the like, the grinding wheel frame body 4 can be contacted with the grinding wheel frame body 4 by the front bracket 8 when the grinding wheel frame body 4 is inclined forwards under the dead weight, so as to achieve the front limiting effect on the grinding wheel frame body 4, the rear limiting bracket 6 is arranged on the mounting seat 9 at the other side of the hinged support 7 and extends upwards, when the surface of the workpiece has a convex surface and the like, the grinding wheel frame body 4 is contacted with the rear limiting bracket 6 when inclined backwards, so as to achieve the rear limiting effect, and in the whole polishing process, the front bracket 8 and the rear limiting bracket 6 are respectively used between the, satisfy the demand that this abrasive machine relied on gravity to float and polish, if necessary, can all install absorbing cushion on the surface of fore-stock 8 and the spacing support 6 in rear, avoid the striking to cause too big vibrational force.

Further, actuating mechanism includes motor 2 and belt 11, the surface at grinder frame body 4 is installed in the slope of motor 2, and motor 2 and counter weight iron 3 are located the homonymy surface on grinder frame body 4, make the barycenter of motor 2 and counter weight iron 3's barycenter distance shorter, guarantee the concentration of gravity, and motor 2 can regard as driven production part, provide the electric energy by external power source and start, the model of this unit 2 can select to be Y2-1 motor, belt 11 installs the output at motor 2, belt 11's one end is cup jointed in the pivot of axle bed 10 through the band pulley, when motor 2 output shaft is rotatory, can drive belt 11 and move, and then drive the pivot and even emery wheel 1 rotary motion.

The using method of the embodiment comprises the following steps: when the grinding wheel is actually used, the balance weight iron 3 is far away from the grinding wheel 1, so that the whole grinding wheel machine frame body 4 is positioned on the balance weight iron 3, the grinding wheel machine frame body 4 can deviate under the condition that the grinding wheel 1 is stressed in the left and right directions, the whole grinding wheel machine frame body 4 is in a floating state, when the surface of a workpiece to be ground is ground, the grinding wheel 1 inclines towards the surface of the workpiece to be ground, the grinding wheel 1 is pressed on the workpiece to be ground under the gravity, the motor 2 is powered by an external power supply and is started, the motor 2 drives the rotating shaft to rotate by the aid of the belt 11 and the belt wheel, the grinding wheel 1 rapidly rotates and grinds the workpiece, when the ground workpiece moves, such as when a concave surface exists on the surface of the workpiece, the ground surface moves away from the grinding wheel 1, at the moment, the grinding wheel 1 moves towards the direction of the ground surface under the influence of the gravity, so that, under the condition that the workpiece does not deviate, the grinding wheel 1 is influenced by the moment far away from the surface direction of the workpiece and deviates, and under the action of gravity, the grinding wheel 1 is always in contact with a grinding surface, when the protruding degree of the workpiece is large, the grinding wheel 1 or the grinding wheel frame body 4 deviates backwards around the hinged support 7, the grinding wheel frame body 4 is in contact with the rear limiting support 6 and is tightly propped, reaction force is generated, and under the condition that the deviation is not large, the generated reaction force enables the grinding wheel frame body 4 to reset to move towards the direction of the workpiece, so that the grinding wheel 1 is in contact with the workpiece again, and sufficient contact and grinding operation are guaranteed.

Example 2

The structure of the grinder floating by gravity in this embodiment is substantially the same as that of the grinder floating by gravity in embodiment 1, except that: an adjusting mechanism is arranged on the balance weight iron 3 and comprises a guide post 14 and a limiting part, the guide post 14 is arranged on the surface of the balance weight iron 3, the weighting code 12 is sleeved on the surface of the guide post 14, and the limiting part is arranged on the surface of the balance weight iron 3 on one side of the guide post 14 (see fig. 3). In actual use, according to the 3 demands of counter weight iron, can dispose a plurality of adjustment mechanism, there are a plurality of weight codes 12 promptly, when weight codes 12 can produce great gravity as solid part, receive the limiting displacement of guide pillar 14, and the height of guide pillar 14 is less than the height of weight codes 12, when weight codes 12 cup joints on guide pillar 14, there is the limiting displacement to carry out spacing installation to weight codes 12, and can install many guide pillars 14 on counter weight iron 3, and then a plurality of weight codes 12 of mountable, change the actual weight of counter weight iron 3, change the barycenter and the gravity size of grinder support body 4, in order to satisfy the demand when changing not unidimensional emery wheel or polishing different work pieces.

Specifically, spacing part includes stand 16 and clamp plate 13, stand 16 installs on the counter weight iron 3 surface of guide pillar 14 one side, when cup jointing with counter weight 12, there is certain clearance with stand 16 to add counter weight 12, the last pressure spring 17 that has cup jointed of stand 16, pressure spring 17 can produce actual elastic force, its bottom fixed mounting is on counter weight iron 3, and clamp plate 13 fixed mounting is on the top of pressure spring 17, clamp plate 13 surface area is great, can make clamp plate 13 cup joint on stand 16 when necessary, and install parts such as pull ring on clamp plate 13.

Further, clamp plate 13 outwards extends, and the bottom can with aggravate the top surface contact of sign indicating number 12, reach spacing tight effect of pressing from both sides, and 13 bottoms of clamp plate on one side of pressure spring 17 install slipmat 15, and the coefficient of surface friction is great, and when clamp plate 13 bottom and aggravate the contact of sign indicating number 12, slipmat 15 can play the spacing effect of antiskid.

Furthermore, the surface of the counterweight iron 3 is bonded with the shock absorption pad 18 which is made of hard rubber materials, so that the vibration force transmitted to the counterweight iron 3 can be absorbed to a certain extent during polishing, and the surface friction coefficient of the shock absorption pad 18 is also large and can be positioned below the weight 12, so that the anti-skidding effect on the bottom end of the weight 12 is achieved.

The using method of the embodiment comprises the following steps: aiming at different grinding requirements, the grinding wheel 1 can be replaced, the weight of the replaced grinding wheel can be changed, if a grinding wheel with large mass is replaced, the weight of the balance weight iron 3 needs to be increased, the whole grinding wheel frame body 4 still has the floating grinding effect, at the moment, the elasticity of the pressure spring 17 can be manually overcome, upward pulling force or even torque is applied to the pressure plate 13, the pressure plate 13 is driven to deviate from the upper part of the guide post 14, the gap between the guide post and the guide post is increased, meanwhile, the weight code 12 to be used is sleeved on the upright post 16 to realize limiting, the manual torque is removed, under the condition that the pressure spring 17 is elastically reset, the pressure plate 13 is reset and compresses the weight code 12 below, the top end of the weight code 12 is limited, the friction force between the weight code 12 and the pressure plate 13 is increased by the anti-skid pad 15, when the subsequent grinding wheel frame body 4 generates vibration force due to impact and the like, the vibration force can be transmitted to the pressure spring 17 to be offset after the offset part of the shock absorption pad 18, and due to the large friction force between the pressure plate 13 and the weighting code 12, the offset between the pressure plate 13 and the weighting code 12 cannot occur, the weighting code 12 can be completely fixed on the weight iron 3 under the action of the downward moment of the pressure spring 17, and the motion can occur along with the motion of the grinding wheel machine frame body 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a rely on unsteady abrasive machine of gravity, includes emery wheel frame body (4), its characterized in that: grinding machanism is installed to the one end of emery wheel frame body (4), free bearing (7) are installed through hinge pin (5) to the other end of emery wheel frame body (4), mount pad (9) are installed to the bottom of free bearing (7), and the mount pad (9) both sides of free bearing (7) both sides install stop gear that floats, install actuating mechanism on emery wheel frame body (4), and install counter weight iron (3) on emery wheel frame body (4) of actuating mechanism one side.

2. A gravity floating grinder as claimed in claim 1, wherein: the grinding mechanism comprises a shaft seat (10) and a grinding wheel (1), the shaft seat (10) is installed at one end of the grinding wheel frame body (4), and the grinding wheel (1) is installed on two sides of the shaft seat (10) through a rotating shaft.

3. A gravity floating grinder as claimed in claim 1, wherein: the floating limiting mechanism comprises a rear limiting support (6) and a front support (8), the front support (8) is installed on a mounting seat (9) on one side of the hinged support (7), and the rear limiting support (6) is installed on the mounting seat (9) on the other side of the hinged support (7).

4. A gravity floating grinder as claimed in claim 2, wherein: the driving mechanism comprises a motor (2) and a belt (11), the motor (2) is obliquely installed on the surface of the grinding wheel machine frame body (4), the motor (2) and the counterweight iron (3) are located on the same side surface of the grinding wheel machine frame body (4), the belt (11) is installed at the output end of the motor (2), and one end of the belt (11) is sleeved on the rotating shaft of the shaft seat (10) through a belt wheel.

5. A gravity floating grinder as claimed in claim 1, wherein: an adjusting mechanism is installed on the counterweight iron (3), the adjusting mechanism comprises a guide pillar (14) and a limiting part, the guide pillar (14) is installed on the surface of the counterweight iron (3), a weighting code (12) is sleeved on the surface of the guide pillar (14), and the limiting part is installed on the surface of the counterweight iron (3) on one side of the guide pillar (14).

6. A gravity floating grinder as claimed in claim 5, wherein: the limiting part comprises a stand column (16) and a pressing plate (13), the stand column (16) is installed on the surface of the counterweight iron (3) on one side of the guide column (14), a pressure spring (17) is sleeved on the stand column (16), and the pressing plate (13) is installed on the top end of the pressure spring (17).

7. The gravity floating grinder of claim 6, wherein: the pressing plate (13) extends outwards, and the bottom end of the pressing plate (13) on one side of the pressure spring (17) is provided with the anti-slip pad (15).

8. A gravity floating grinder as claimed in claim 1, wherein: and a shock absorption pad (18) is bonded on the surface of the counterweight iron (3).

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