CN111113239A

CN111113239A - Polishing machine

Info

Publication number: CN111113239A
Application number: CN202010016230.2A
Authority: CN
Inventors: 刘海军; 邹敏
Original assignee: Foshan Ruisana Building Material Co ltd
Current assignee: Foshan Ruisana Building Material Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-05-08

Abstract

The invention provides a polishing machine, wherein the position of a polishing wheel component is adjustable. The technical scheme of the polishing machine comprises the following steps: comprises a frame, a polishing wheel component, a processing table and a lifting mechanism; the processing table is arranged on the frame and used for placing a workpiece to be polished; the polishing wheel assembly is positioned above the processing table, the polishing wheel assembly comprises a polishing wheel, and the polishing wheel can rotate; the lifting mechanism comprises a hand wheel, a worm, two worm wheels and two screw rods, the worm is horizontally installed, two ends of the worm extend out of the rack, the two extending ends of the worm correspond to the worm wheels respectively, the hand wheel is installed at any end, extending out of the rack, of the worm, and the worm wheels are connected with the corresponding screw rods.

Description

Polishing machine

Technical Field

The invention relates to the technical field of polishing, in particular to a polishing machine.

Background

Among machining apparatuses, a polishing machine is one of the apparatuses commonly used, and a polishing machine is an apparatus that can polish the surface of a product to make the surface of the product smooth. As the weight of products becomes more and more, the polishing requirements for the products are also increasing. Polishing can remove rust on the surface of the product and can also flatten the surface of the product.

In the use process of the conventional polishing machine, a workpiece to be polished is placed on a workbench, a polishing wheel runs at a high speed, and the position of the polishing wheel cannot be adjusted according to the size of the workpiece to be polished.

Disclosure of Invention

The invention provides a polishing machine, wherein the position of a polishing wheel component is adjustable.

The technical scheme of the polishing machine comprises the following steps:

the polishing machine comprises a rack, a polishing wheel assembly, a processing table and a lifting mechanism; the processing table is arranged on the frame and used for placing a workpiece to be polished; the polishing wheel assembly is positioned above the processing table, and the polishing wheel assembly comprises a rotatable polishing wheel; the lifting mechanism comprises a hand wheel, a worm, two worm wheels and two screw rods, the worm is horizontally installed, two ends of the worm extend out of the rack, the two extending ends of the worm correspond to the worm wheels respectively, the hand wheel is installed at any end, extending out of the rack, of the worm, and the worm wheels are connected with the corresponding screw rods.

Preferably, a first guide rail is arranged on the rack, and the lifting mechanism is mounted on the first guide rail through a sliding block matched with the first guide rail, so that the lifting mechanism slides along the first guide rail.

Preferably, the polishing wheel assembly further comprises a supporting seat, an outer cover and a driving mechanism for driving the polishing wheel to rotate, the polishing wheel is located in the outer cover, the supporting seat is installed on the lifting mechanism, and the driving mechanism is installed on the supporting seat.

Preferably, the driving mechanism comprises a polishing motor, a driving wheel is mounted on an output shaft of the polishing motor, the driving wheel is connected with a driven wheel through a synchronous belt, the driven wheel is mounted on a transmission shaft, the transmission shaft extends into the outer cover, and the polishing wheel is mounted on the transmission shaft.

Preferably, the polishing machine further comprises a horizontal adjusting mechanism, and the horizontal adjusting mechanism comprises a transverse swing motor arranged on the supporting seat, a swing cam connected with the transverse swing motor, and a driving swing arm connected with the swing cam and the driving mechanism.

The beneficial effect of adopting above-mentioned technical scheme is:

in use, the rotating hand wheel drives the worm to rotate, the worm rotates to drive the first worm wheel and the second worm wheel which work in a matched mode to rotate, the first worm wheel and the second worm wheel rotate to drive the first lead screw and the second lead screw which are connected with the worm to rotate, and the first worm wheel and the second worm wheel drive the first lead screw and the second lead screw to move up and down, so that the height of the polishing wheel assembly is adjusted, and the polishing wheel is lifted. In summary, the lifting mechanism in the invention adopts a form that a worm wheel, a worm and a screw rod are matched, and the screw rod vertically moves up and down along the Y-axis direction by rotating the hand wheel.

Drawings

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

FIGS. 1 and 2 are front and rear views of the overall structure of a polishing machine according to the present invention;

FIGS. 3, 4 and 5 are front, top and side views of a polishing machine of the present invention;

FIGS. 6 and 7 are front and top views of a polisher with multiple sets of polishing wheel assemblies according to the present invention;

FIG. 8 is a sectional view of the polisher of FIG. 3 in the direction A-A.

Detailed Description

The invention provides a cleaning device of a polishing machine, which is used for removing wax on a polishing wheel.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

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 and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The polishing machine of the present invention comprises a frame 1, a processing table 2 provided on the frame 1, and at least one set of polishing wheel assemblies, the number of which is not limited to the six sets shown in fig. 6 or 7, the polishing wheel assemblies being located above the processing table 2.

As shown in fig. 1, 2 and 6, a work to be polished is placed on the processing table 2, and the processing table 2 holds the work to be polished in a vacuum-sucking manner.

Specifically, the processing table 2 includes a belt 18, a synchronizing wheel mechanism 19, and a conveying motor (not shown in the figure).

The synchronous pulley mechanism 19 comprises a driving belt roller and a driven belt roller, the driving belt roller and the driven belt roller are arranged in the front and back direction of the arrangement direction of the polishing wheel assembly, and the driving belt roller and the driven belt roller are installed on the machine frame 1.

The belt 18 is sleeved on the driving belt roller and the driven belt roller, air holes are formed in the surface of the belt 18 and can be distributed randomly, an adsorption cavity 20 is formed between the upper surface and the lower surface of the belt 18, and the adsorption cavity 20 is arranged between the driving belt roller and the driven belt roller in the synchronous pulley mechanism 19. Meanwhile, a plurality of adsorption holes 26 are formed in the machine frame 1 along the arrangement direction of the belt 18, and the adsorption holes 26 are externally connected with a vacuumizing device through an air suction pipeline.

The transmission motor drives the belt 18 to rotate back and forth around the synchronizing wheel mechanism 19, the belt moves horizontally in the direction indicated by the arrow in the figure, and the polishing wheel assembly rotates in the direction indicated in the figure.

In the polishing process, a workpiece to be polished is placed on the belt 18, and the air suction pipeline generates negative pressure through the adsorption holes and the air holes, so that the workpiece to be polished can be adsorbed on the belt 18. The processing table 2 in the invention fixes the workpiece to be polished in a vacuum adsorption mode, thereby improving the processing precision and the processing efficiency and reducing the danger coefficient.

The number of the polishing wheel assemblies mentioned above is not limited to six shown in the figures, and the polishing wheel assemblies are arranged according to actual needs, and each polishing wheel assembly group corresponds to a lifting mechanism, a driving mechanism and a horizontal adjusting mechanism mentioned later, and the structures are the same.

Each set of polishing wheel assemblies moves horizontally or up and down relative to the frame.

The frame 1 is provided with a lifting mechanism for driving the polishing wheel assembly to move linearly along the Y axis, the polishing wheel assembly is arranged above the lifting mechanism, and the polishing wheel assembly is driven by the lifting mechanism to move up and down along the vertical direction.

As shown in fig. 1, 2 and 3, the lifting mechanism comprises a hand wheel 3, a worm 4, two worm wheels and two lead screws, wherein the worm 4 is horizontally installed, two ends of the worm 4 extend out of the rack 1, and each of the two extending ends corresponds to one worm wheel, the hand wheel 3 is installed at any end of the worm 4 extending out of the rack 1, and the worm wheels are connected with the corresponding lead screws.

For the sake of convenience of distinction, the worm wheel located on the same side as the hand wheel 3 is defined as a first worm wheel 6, the screw rod connected with the first worm wheel 6 is defined as a first screw rod 5, another worm wheel defines a second worm wheel 8, and another screw rod defines a second screw rod 7.

The worm 4 is respectively matched with the two worm wheels, namely the worm 4 is respectively meshed with the first worm wheel 6 and the second worm wheel 8 in a staggered mode, the first lead screw 5 penetrates through the first worm wheel 6 and enables the first lead screw 5 to rotate along with the rotation of the first worm wheel 6 through a key, and the second lead screw 7 penetrates through the second worm wheel 8 and enables the second lead screw 7 to rotate along with the rotation of the second worm wheel 8 through a key.

In addition, a first guide rail 9 is arranged on the frame 1, and the lifting mechanism is mounted on the first guide rail 9 through a sliding block matched with the first guide rail 9, so that the lifting mechanism can slide on the first guide rail 9.

The working principle of the lifting mechanism is as follows:

in use, the rotating hand wheel 3 drives the worm 4 to rotate, the worm 4 rotates to drive the first worm wheel 6 and the second worm wheel 8 which work in a matched mode to rotate, the first worm wheel 6 and the second worm wheel 8 rotate to drive the first screw rod 5 and the second screw rod 7 which are connected with the first worm wheel and the second worm wheel 8 in a key mode to rotate, the first worm wheel 6 and the second worm wheel 8 drive the first screw rod 5 and the second screw rod 7 to move up and down, therefore, the height of the polishing wheel assembly is adjusted, and the polishing wheel is lifted.

In summary, the lifting mechanism in the invention adopts a form that a worm wheel, a worm and a screw rod are matched, and the screw rod vertically moves up and down along the Y-axis direction by rotating the hand wheel 3.

The above description is made in detail with respect to the processing table and the lifting mechanism, and the following description is made with respect to any one of the sets of polishing wheel assemblies.

The polishing wheel component is positioned above the processing table 2 and comprises a supporting seat 23, an outer cover 22, a polishing wheel 21 positioned in the outer cover 22 and a driving mechanism for driving the polishing wheel 21 to rotate, the supporting seat 23 is installed on a lifting mechanism, the driving mechanism is installed on the supporting seat 23, and the driving mechanism and the outer cover 22 are connected into a whole.

The driving mechanism comprises a polishing motor 14, a driving wheel 15 is mounted on an output shaft of the polishing motor 14, the driving wheel 15 is connected with a driven wheel 16 through a synchronous belt 17, the driven wheel 16 is mounted on a transmission shaft, the transmission shaft extends into an outer cover 22, and a polishing wheel 21 is mounted on the transmission shaft.

The working principle of the driving mechanism is as follows:

the polishing motor 14 works, the polishing motor 14 drives the driving wheel 15 to rotate, the driving wheel 15 drives the driven wheel 16 to rotate through the synchronous belt 17, the driven wheel 16 drives the transmission shaft to rotate, and then the polishing wheel 21 installed on the transmission shaft rotates.

In addition to the above-mentioned lifting mechanism, a horizontal adjustment mechanism for driving the polishing wheel assembly to move linearly along the X-axis is mounted on the support base 23.

As shown in fig. 3, the horizontal adjustment mechanism includes a lateral swing motor 10 provided on the support base, a swing cam 11 connected to the lateral swing motor 10, and a driving swing arm 12 connecting the swing cam 11 and the driving mechanism.

The working principle of the horizontal adjusting mechanism is as follows:

the transverse swing motor 10 drives the swing cam 11 to rotate when working, so that the driving swing arm 12 on the swing cam 11 is driven, the whole polishing wheel assembly can be driven to swing back and forth left and right, the polishing wheel brushes the workpiece to be polished back and forth when swinging, and the polishing speed is high.

In addition, a second guide rail 13 is arranged on the support base 23, and the driving mechanism is mounted on the support base 23 through a slide block matched with the second guide rail 13, so that the driving mechanism can slide on the second guide rail 13.

The polishing machine of the present invention needs to apply wax on the polishing wheel 21 during the polishing process in order to make the surface of the product smoother, thereby reducing the friction of the polishing cloth to the product. In order to scrape off the wax adhering to the polishing wheel 21, a polisher cleaning device including a scraping mechanism shown in fig. 8 is additionally added, and the scraping mechanism is used in cooperation with the polishing wheel assembly, the frame 1, and the processing table 2.

The scraping mechanism comprises a scraping plate 25, a rotating adjusting hand wheel 24, a motor, a first bevel gear and a second bevel gear, wherein the first bevel gear is connected with the rotating adjusting hand wheel 24, the first bevel gear is vertically arranged, the second bevel gear is horizontally arranged, the first bevel gear and the second bevel gear are vertically arranged and are meshed with each other, the second bevel gear is connected with the motor, the motor is connected with the scraping plate 25, and the scraping plate 25 is in contact with the outer wall of the polishing wheel 21.

During operation, wave and rotate adjusting hand wheel 24, will rotate the switching-over through perpendicular first bevel gear and the second bevel gear that sets up, second bevel gear drives the motor and rotates, drives scraper blade 25 through the motor and rotates, through rotating adjusting hand wheel 24 control scraper blade 25's turned angle, and is further, scraper blade 25 surface is the non-smooth surface, is equipped with concave-convex structure on the scraper blade 25, strikes off the wax on polishing wheel 21 with the concave-convex structure of scraper blade 25. Through rotating adjusting hand wheel 24, driving motor drives scraper 25 and rotates, realizes the fine adjustment of angle, aims at solving the current scraper installation after angle and position can not be adjusted according to actual need, can not satisfy operation requirement's problem.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A polishing machine is characterized by comprising a frame, a polishing wheel assembly, a processing table and a lifting mechanism; the processing table is arranged on the frame and used for placing a workpiece to be polished; the polishing wheel assembly is positioned above the processing table, and the polishing wheel assembly comprises a rotatable polishing wheel; the lifting mechanism comprises a hand wheel, a worm, two worm wheels and two screw rods, the worm is horizontally installed, two ends of the worm extend out of the rack, the two extending ends of the worm correspond to the worm wheels respectively, the hand wheel is installed at any end, extending out of the rack, of the worm, and the worm wheels are connected with the corresponding screw rods.

2. The polishing machine of claim 1 wherein the frame has a first rail and the elevator mechanism is mounted to the first rail by a slide engaging the first rail such that the elevator mechanism slides along the first rail.

3. The polisher of claim 1, wherein the polishing wheel assembly further comprises a support base, a housing, and a drive mechanism for driving the polishing wheel to rotate, the polishing wheel being positioned within the housing, the support base being mounted on the lift mechanism, and the drive mechanism being mounted on the support base.

4. A polisher according to claim 3 wherein the drive mechanism comprises a polishing motor, an output shaft of the polishing motor is provided with a drive wheel, the drive wheel is connected to a driven wheel via a timing belt, the driven wheel is mounted on a drive shaft, the drive shaft extends into the housing, and the polishing wheel is mounted on the drive shaft.

5. The polishing machine of claim 4 further comprising a horizontal adjustment mechanism comprising a lateral swing motor disposed on the support base, a swing cam connected to the lateral swing motor, and a drive swing arm connecting the swing cam to the drive mechanism.