CN216633990U

CN216633990U - Dust collecting device of wide-band sander

Info

Publication number: CN216633990U
Application number: CN202122793148.3U
Authority: CN
Inventors: 陈金生; 唐敏; 万晓琳; 周乐华
Original assignee: Nanchang Qitai New Material Co ltd
Current assignee: Nanchang Qitai New Material Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-05-31
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses a dust collecting device of a broadband sander, which relates to the technical field of broadband sanders and comprises a dust collecting cover arranged in the broadband sander and a dust collecting box arranged outside the broadband sander, wherein a fixed plate is arranged at the top of the dust collecting cover, air cylinders are fixed at the left end and the right end of the lower side of the fixed plate, the telescopic ends of the air cylinders are connected with the upper side of the dust collecting cover, a dust suction cavity is arranged at the lower side of the dust collecting cover, a cleaning roller is arranged in the dust suction cavity, a telescopic hose is nested in a through hole, and the lower end of the telescopic hose is connected with the dust collecting cover. The height of the dust collection cover can be adjusted through the expansion of the air cylinder, so that dust and sundries can be effectively absorbed, the cleaning roller is movably arranged at the bottom of the dust collection cover, the dust and sundries on the upper side surface of a workpiece to be processed can be cleaned, the dust removal and collection effect is effectively improved, and the cleanness of a working environment is ensured.

Description

Dust collecting device of wide-band sander

Technical Field

The utility model relates to the technical field of wide-belt sanding machines, in particular to a dust collecting device of a wide-belt sanding machine.

Background

The wide belt sander is a surface treating machine, and a motor drives a sanding belt to rotate. The motor drives the shaft with abrasive belt to rotate, and the abrasive belt is used to abrade the rough surface of the workpiece to make it smooth and have better hand feeling. The method is widely applied to processing and manufacturing products such as wood products, artificial stone products, metal products, composite materials, plastic rubber products and the like. The structure between the lifting screw rod pair and the frame in the wide-band sander. The sander comprises a sander, wherein two ends of a working platform supporting cross shaft are respectively connected with a lifting screw rod pair, the lifting screw rod pair is positioned in a rack and drives the working platform supporting cross shaft to move up and down, and the working platform is positioned on the working platform supporting cross shaft.

At present, in a broadband sander, in order to reduce pollution caused by dust and sundry chips during processing, a dust collecting mechanism is usually arranged in the broadband sander, a dust collecting cover in the existing dust collecting mechanism is fixedly installed in the broadband sander, the height of the dust collecting cover cannot be adjusted, the height between the dust collecting cover and a processed workpiece cannot be adjusted, so that the dust collecting effect is poor, meanwhile, the dust and sundry chips are easily adhered to the processed workpiece and are not easy to separate, and the dust collecting effect is further reduced.

Therefore, it is necessary to provide a dust collecting device for a broad belt sander to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust collecting device of a wide-belt sander, wherein a dust collecting cover is arranged at the bottom of a fixing plate through an air cylinder, the height of the dust collecting cover can be adjusted through the expansion and contraction of the air cylinder, so that the distance between the dust collecting cover and a workpiece to be machined is adjusted, a cleaning roller is movably arranged at the bottom of the dust collecting cover, dust and sundries on the upper side surface of the workpiece to be machined can be cleaned, the dust and sundries are prevented from being adhered to the surface of the workpiece to be machined, the dust collecting cover can easily absorb the dust and sundries on the surface of the workpiece to be machined, and the defects in the technology are overcome.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a dust collecting device of a broadband sander, comprises a dust hood arranged in the broadband sander and a dust box arranged outside the broadband sander, wherein a fixing plate is arranged at the top of the dust hood, through holes are equidistantly formed in the surface of the fixing plate, cylinders are respectively fixed at the left and right ends of the lower side of the fixing plate, the telescopic ends of the cylinders are connected with the upper side of the dust hood, a dust suction cavity is arranged at the lower side of the dust hood, a cleaning roller is arranged in the dust suction cavity, the left and right ends of the cleaning roller are movably connected with the inner walls of the left and right sides of the dust suction cavity, telescopic hoses are nested in the through holes, the lower ends of the telescopic hoses are connected with the dust hood, the inner cavities of the telescopic hoses are penetrated through with the inner cavities of the dust hood, a dust suction pump is arranged at the top end of the dust box, the dust suction end of the dust suction pump is connected with a dust suction header pipe, the upper end of the telescopic hoses is connected with a conveying pipe, the dust collecting device is characterized in that one end, far away from the telescopic hose, of the conveying pipe is connected with a dust collecting main pipe, a dust discharging pipe is connected to the dust outlet end of the dust collecting pump, one end, far away from the dust collecting pump, of the dust discharging pipe is connected with a dust collecting box, air outlets are formed in the front side of the dust collecting box at equal intervals, and a filtering assembly is mounted on the air outlets.

Preferably, the lower part of the dust collection box is conical, the bottom of the dust collection box is provided with a dust exhaust port, and the bottom of the dust exhaust port is provided with a dust exhaust valve.

Preferably, a dust guide hopper is arranged at the lower part of the interior of the dust collection box, the dust guide hopper is conical, an inlet is formed in the bottom of the dust guide hopper, and a dust collection cavity is formed between the lower side wall of the dust guide hopper and the inner wall of the lower part of the dust collection box.

Preferably, the filter assembly includes an installation cylinder, first cartridge filter is installed to the front end of installation cylinder, the installation cylinder is kept away from the end port department of first cartridge filter and is installed the dust screen, the internally mounted of first cartridge filter has first filter screen, the one end that the installation cylinder was kept away from to first cartridge filter is installed the second cartridge filter, the internally mounted of second cartridge filter has the second filter screen.

Preferably, the dust screen sets up to the hemisphere, the mesh diameter of first filter screen is less than the mesh diameter of dust screen, the mesh diameter of second filter screen is less than the mesh diameter of first filter screen.

Preferably, the inner wall of air exit is provided with the internal thread, the one end outer wall that the installation section of thick bamboo is close to the air exit be provided with internal thread assorted external screw thread, the installation section of thick bamboo nestification is in the air exit, threaded connection between installation section of thick bamboo and the air exit, both sides all are fixed with the piece about the one end that the air exit was kept away from to the installation section of thick bamboo.

Preferably, the mounting cylinder is in threaded connection with the first filter cylinder, and the first filter cylinder is in threaded connection with the second filter cylinder.

Preferably, the outer walls of the upper side and the lower side of the first filter cartridge are fixed with first rotating blocks, and the outer walls of the upper side and the lower side of the second filter cartridge are fixed with second rotating blocks.

In the technical scheme, the utility model provides the following technical effects and advantages:

1. the dust hood is arranged at the bottom of the fixing plate through the air cylinder, the height of the dust hood can be adjusted through the expansion and contraction of the air cylinder, so that the distance between the dust hood and a processed workpiece is adjusted, dust and sundries can be effectively absorbed, the cleaning roller is movably arranged at the bottom of the dust hood, the dust and sundries on the upper side surface of the processed workpiece can be cleaned, the dust and sundries are prevented from being adhered to the surface of the processed workpiece, the dust hood can easily absorb the dust and sundries on the surface of the processed workpiece, the dust removing and collecting effect is effectively improved, and the cleanness of a working environment is guaranteed;

2. through installing filter assembly on the dust collection box, through threaded connection between filter assembly and the dust collection box, make filter assembly installation simple, convenient to detach washs simultaneously, and filter assembly comprises installation section of thick bamboo, first cartridge filter and second cartridge filter, threaded connection between installation section of thick bamboo and the first cartridge filter, threaded connection between first cartridge filter and the second cartridge filter, be convenient for install the section of thick bamboo, installation and the dismantlement between first cartridge filter and the second cartridge filter, make filter assembly wash more convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a retaining plate according to the present invention;

FIG. 3 is a connection view of the dust cage and the fixing plate of the present invention;

FIG. 4 is a side sectional view of the dust container of the present invention;

fig. 5 is a side cross-sectional view of a filter assembly of the present invention.

Description of reference numerals:

1 dust cage, 2 dust collection box, 3 fixed plate, 4 through-holes, 5 cylinders, 6 dust suction chambers, 7 cleaning rollers, 8 telescopic hoses, 9 dust suction pumps, 10 dust suction main pipes, 11 delivery pipes, 12 dust discharge pipes, 13 air outlets, 14 filter assemblies, 15 dust discharge ports, 16 dust guide hoppers, 17 inlets, 18 dust collection chambers, 19 mounting cylinders, 20 first filter cylinders, 21 dust screens, 22 first filter screens, 23 second filter cylinders, 24 second filter screens, 25 blocks, 26 first rotating blocks and 27 second rotating blocks.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a dust collecting device of a wide belt sander as shown in figures 1-4, which comprises a dust collecting cover 1 arranged in the wide belt sander and a dust collecting box 2 arranged outside the wide belt sander, wherein the top of the dust collecting cover 1 is provided with a fixed plate 3, through holes 4 are arranged on the surface of the fixed plate 3 at equal intervals, air cylinders 5 are fixed at the left end and the right end of the lower side of the fixed plate 3, the telescopic ends of the air cylinders 5 are connected with the upper side of the dust collecting cover 1, the height of the dust collecting cover 1 can be adjusted through the telescopic of the air cylinders 5, so that the distance between the dust collecting cover 1 and a workpiece to be machined is adjusted, dust and sundries can be effectively absorbed, a dust absorbing cavity 6 is arranged at the lower side of the dust collecting cover 1, a cleaning roller 7 is arranged in the dust absorbing cavity 6, the left end and the right end of the cleaning roller 7 are movably connected with the left inner wall and the right inner wall of the dust absorbing cavity 6, and the cleaning roller 7 is contacted with the upper side of the workpiece to be machined, the dust-removing device can prevent dust and sundry scraps from being adhered to the surface of a processed workpiece, improves the dust-removing effect, the telescopic hose 8 is embedded in the through hole 4, the lower end of the flexible hose 8 is connected with the dust hood 1, the inner cavity of the flexible hose 8 is communicated with the inner cavity of the dust hood 1, the top end of the dust collection box 2 is provided with a dust collection pump 9, the dust collection end of the dust collection pump 9 is connected with a dust collection header pipe 10, the upper end of the flexible hose 8 is connected with a delivery pipe 11, one end of the delivery pipe 11 far away from the flexible hose 8 is connected with a dust collection main pipe 10, the dust outlet end of the dust suction pump 9 is connected with a dust exhaust pipe 12, one end of the dust exhaust pipe 12 far away from the dust suction pump 9 is connected with the dust collection box 2, the front side of the dust collection box 2 is provided with air outlets 13 at equal intervals, and the air outlets 13 are provided with filtering components 14 which can intercept dust and sundry chips in the exhaust gas.

The lower part of the dust collection box 2 is conical, the bottom of the dust collection box 2 is provided with a dust exhaust port 15, the bottom of the dust exhaust port 15 is provided with a dust exhaust valve, dust and sundry scraps can be conveniently concentrated at the bottom of the dust collection box 2, and the dust exhaust port 15 is opened, so that the dust and sundry scraps can be conveniently exhausted.

The dust collection box is characterized in that a dust guide hopper 16 is arranged at the lower part of the interior of the dust collection box 2, the dust guide hopper 16 is conical, an inlet 17 is formed in the bottom of the dust guide hopper 16, a dust collection chamber 18 is arranged between the lower side wall of the dust guide hopper 16 and the inner wall of the lower part of the dust collection box 2, so that dust and sundries can be conveniently collected, the dust and sundries entering the dust collection box 2 can easily enter the dust collection chamber 18 through the guide of the dust guide hopper 16, and the dust and sundries in the dust collection chamber 18 can not easily enter the upper part of the dust collection box 2 under the blocking of the dust guide hopper 16.

The implementation mode is specifically as follows: the fixed plate 3 is fixedly arranged in the broadband sander, the dust collection cover 1 is positioned below the fixed plate 3, the fixed plate 3 is connected with the dust collection cover 1 through the air cylinder 5, the dust collection box 2 is arranged outside the broadband sander, the dust collection pump 9 works to enable the dust collection cover 1 to absorb dust and sundries on a workpiece to be machined, the cleaning roller 7 is movably arranged in the bottom dust collection cavity 6 of the dust collection cover 1, when the cleaning roller 7 is contacted with the upper side surface of the workpiece to be machined, the dust and sundries on the upper side surface of the workpiece to be machined can be cleaned, the dust and sundries are prevented from being adhered to the surface of the workpiece to be machined, the dust collection cover 1 can easily absorb the dust and sundries on the surface of the workpiece to be machined, the dust and sundries sequentially pass through the telescopic hose 8, the conveying pipe 11, the dust collection main pipe 10 and the dust discharge pipe 12 to enter the dust collection box 2, the air cylinder 5 is connected to the top of the dust collection cover 1, the height of the dust collection cover 1 can be adjusted through the expansion of the air cylinder 5, thereby adjust the distance between dust cage 1 and the work piece of being processed, thereby can absorb the miscellaneous bits of dust effectively, the miscellaneous bits of dust gets into in the dust collection box 2 back, through the guide of leading dirt fill 16, make the miscellaneous bits of dust that get into in the dust collection box 2 get into in the dust collection chamber 18 easily, and the miscellaneous bits of dust in the dust collection chamber 18 under leading the blockking of dirt fill 16, be difficult to get into the upper portion of dust collection box 2, this embodiment has specifically solved the dust cage fixed mounting in the broadband grinder among the dust collecting mechanism that exists among the prior art, highly unable regulation, can't adjust the height between dust cage and the work piece of being processed, lead to the dust collection effect relatively poor, the miscellaneous bits of dust adheres to on the work piece of being processed simultaneously, be difficult to break away from, further reduced the problem of dust absorption effect.

As shown in fig. 4-5, the filter assembly 14 includes an installation cylinder 19, a first filter cartridge 20 is installed at the front end of the installation cylinder 19, a dust screen 21 is installed at a port of the installation cylinder 19, which is far away from the first filter cartridge 20, a first filter screen 22 is installed inside the first filter cartridge 20, a second filter cartridge 23 is installed at one end of the first filter cartridge 20, which is far away from the installation cylinder 19, a second filter screen 24 is installed inside the second filter cartridge 23, and a triple filtering effect is achieved through the dust screen 21, the first filter screen 22 and the second filter screen 24, so that dust and sundry chips can be effectively intercepted.

The dust screen 21 sets up to the hemisphere, the mesh diameter of first filter screen 22 is less than the mesh diameter of dust screen 21, the mesh diameter of second filter screen 24 is less than the mesh diameter of first filter screen 22, and the mesh diameter of dust screen 21, first filter screen 22 and second filter screen 24 reduces gradually, has improved the filtration interception effect effectively, can intercept the miscellaneous bits of dust in the exhaust gas effectively.

The inner wall of air exit 13 is provided with the internal thread, the one end outer wall that installation section of thick bamboo 19 is close to air exit 13 is provided with the external screw thread with internal thread assorted, installation section of thick bamboo 19 nestification is in air exit 13, threaded connection between installation section of thick bamboo 19 and the air exit 13, both sides all are fixed with a piece 25 about the one end that installation section of thick bamboo 19 kept away from air exit 13 for installation is simple and convenient between filter assembly 14 and the dust collection box 2, is convenient for dismantle filter assembly 14 simultaneously and gets off and wash.

The mounting cylinder 19 is in threaded connection with the first filter cylinder 20, and the first filter cylinder 20 is in threaded connection with the second filter cylinder 23, so that the first filter cylinder 20 and the mounting cylinder 19 are simple to mount, and the second filter cylinder 23 and the first filter cylinder 20 are simple to mount, so that the first filter cylinder 20 and the second filter cylinder 23 can be conveniently detached, and cleaning is convenient.

The outer walls of the upper and lower sides of the first filter cartridge 20 are fixed with first rotating blocks 26, the outer walls of the upper and lower sides of the second filter cartridge 23 are fixed with second rotating blocks 27, the second rotating blocks 27 are convenient for the installation or separation between the second filter cartridge 23 and the first filter cartridge 20, and the first rotating blocks 26 are convenient for the installation between the first filter cartridge 20 and the installation cylinder 19.

The implementation mode is specifically as follows: aligning the second filter cartridge 23 with the first filter cartridge 20, rotating the second rotating block 27 on the second filter cartridge 23 to drive the second filter cartridge 23 to rotate, so that the second filter cartridge 23 is in threaded connection with the first filter cartridge 20, aligning one end of the first filter cartridge 20, which is far away from the second filter cartridge 23, with the mounting cylinder 19, rotating the first rotating block 26 on the first filter cartridge 20 to rotate the first filter cartridge 20 to be in threaded connection with the mounting cylinder 19, thereby realizing the assembly of the filter assembly 14, being simple and convenient to assemble, and simultaneously being convenient for disassembling and cleaning the mounting cylinder 19, the first filter cartridge 20 and the second filter cartridge 23, inserting one end of the mounting cylinder 19, which is provided with the dustproof screen 21, into the air outlet 13, rotating the handle block 25 on the mounting cylinder 19 to rotate the mounting cylinder 19 to be in threaded connection with the air outlet 13, realizing the installation of the filter assembly 14 and the dust collection box 2, being simple and convenient to disassemble and clean the filter assembly 14, through dust screen 21, first filter screen 22 and second filter screen 24 on the filtering component 14, play triple filtration, can intercept the miscellaneous bits of dust effectively, guaranteed operational environment's cleanness, this embodiment has specifically solved the filtering component on the dust collection box that exists among the prior art and has blocked the miscellaneous bits of dust in the exhaust gas poorly, and the inconvenient abluent problem of dismantling.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a broadband grinder dust collecting device, is including installing dust cage (1) in the broadband grinder and installing dust collection box (2) in the broadband grinder outside, its characterized in that: the dust collection device is characterized in that a fixing plate (3) is arranged at the top of the dust collection cover (1), through holes (4) are formed in the surface of the fixing plate (3) at equal intervals, air cylinders (5) are fixed at the left end and the right end of the lower side of the fixing plate (3), the telescopic ends of the air cylinders (5) are connected with the upper side of the dust collection cover (1), a dust suction cavity (6) is formed in the lower side of the dust collection cover (1), cleaning rollers (7) are arranged in the dust suction cavity (6), the left end and the right end of each cleaning roller (7) are movably connected with the inner walls of the left side and the right side of the dust suction cavity (6), telescopic hoses (8) are nested in the through holes (4), the lower ends of the telescopic hoses (8) are connected with the dust collection cover (1), the inner cavities of the telescopic hoses (8) are communicated with the inner cavities of the dust collection cover (1), and a dust suction pump (9) is installed at the top end of the dust collection box (2), the dust collection end of dust absorption pump (9) is connected with dust absorption house steward (10), the upper end of bellows (8) is connected with conveyer pipe (11), the one end that bellows (8) were kept away from in conveyer pipe (11) is connected with dust absorption house steward (10), the play dirt end of dust absorption pump (9) is connected with dust exhaust pipe (12), the one end that dust absorption pump (9) were kept away from in dust exhaust pipe (12) is connected with dust collection box (2), air exit (13) have been seted up to the front side of dust collection box (2) equidistant, install filtering component (14) on air exit (13).

2. The dust collector of claim 1, wherein: the lower part of the dust collection box (2) is conical, the bottom of the dust collection box (2) is provided with a dust exhaust port (15), and the bottom of the dust exhaust port (15) is provided with a dust exhaust valve.

3. The dust collector of broad belt sander according to claim 1, wherein: a dust guide hopper (16) is arranged at the lower part of the interior of the dust collection box (2), the dust guide hopper (16) is conical, an inlet (17) is formed in the bottom of the dust guide hopper (16), and a dust collection cavity (18) is arranged between the lower side wall of the dust guide hopper (16) and the lower inner wall of the dust collection box (2).

4. The dust collector of broad belt sander according to claim 1, wherein: filter component (14) are including installation section of thick bamboo (19), first cartridge filter (20) are installed to the front end of installation section of thick bamboo (19), the end port department that first cartridge filter (20) were kept away from in installation section of thick bamboo (19) installs dust screen (21), the internally mounted of first cartridge filter (20) has first filter screen (22), the one end that installation section of thick bamboo (19) were kept away from in first cartridge filter (20) is installed second cartridge filter (23), the internally mounted of second cartridge filter (23) has second filter screen (24).

5. The dust collector of claim 4, wherein: the dustproof net (21) is arranged to be hemispherical, the diameter of the meshes of the first filter net (22) is smaller than that of the dustproof net (21), and the diameter of the meshes of the second filter net (24) is smaller than that of the meshes of the first filter net (22).

6. The dust collector of claim 4, wherein: the inner wall of air exit (13) is provided with the internal thread, the one end outer wall that installation section of thick bamboo (19) are close to air exit (13) be provided with internal thread assorted external screw thread, installation section of thick bamboo (19) nestification is in air exit (13), threaded connection between installation section of thick bamboo (19) and air exit (13), both sides all are fixed with piece (25) about the one end of air exit (13) are kept away from in installation section of thick bamboo (19).

7. The dust collector of claim 4, wherein: the mounting cylinder (19) is in threaded connection with the first filter cylinder (20), and the first filter cylinder (20) is in threaded connection with the second filter cylinder (23).

8. The dust collector of claim 7, wherein: and the outer walls of the upper side and the lower side of the first filter cylinder (20) are fixed with first rotating blocks (26), and the outer walls of the upper side and the lower side of the second filter cylinder (23) are fixed with second rotating blocks (27).