CN111070101A

CN111070101A - Dust collecting equipment suitable for station of polishing

Info

Publication number: CN111070101A
Application number: CN201911394266.8A
Authority: CN
Inventors: 刘志伟
Original assignee: Jihua 3534 Clothing Co Ltd; Jihua 3534 Clothing Co Ltd Langfang Branch
Current assignee: Jihua 3534 Clothing Co Ltd; Jihua 3534 Clothing Co Ltd Langfang Branch
Priority date: 2019-11-21
Filing date: 2019-12-30
Publication date: 2020-04-28
Anticipated expiration: 2039-12-30
Also published as: CN111070101B

Abstract

The invention belongs to the technical field of workpiece polishing auxiliary equipment, and particularly relates to dust removal equipment suitable for a polishing station. The bottom end of the base is provided with a plurality of wheels. The box sets up on the base. The box body is provided with an air inlet and an air outlet. The air outlet is communicated with the cavity of the box body. The box body is internally provided with a filter bag. The filter bag is detachably connected with the box body, the opening end of the filter bag is hermetically connected with the side wall where the air inlet is located, and the opening of the filter bag is communicated with the air inlet. The first end of the air pipe is communicated with the air inlet and is detachably connected with the side wall where the air inlet is located. The dust hood is connected with the second end of the air pipe. The positioning rod is hinged with the dust hood. The sleeve is connected with the positioning rod in a sliding manner and is connected with the base. The power device is communicated with the air outlet. The dust removal equipment has the advantages of low processing cost, low energy consumption, long service life and convenient and quick operation, and is suitable for industrial production.

Description

Dust collecting equipment suitable for station of polishing

Technical Field

The invention belongs to the technical field of workpiece polishing auxiliary equipment, and particularly relates to dust removal equipment suitable for a polishing station.

Background

After the workpiece is machined and formed, the workpiece generally has poor roughness and burrs on the surface, and needs to be polished. In actual production, a grinding station is generally arranged in a machining workshop. The grinding process generally comprises: the motor drives the polishing sheet to rotate at a high speed, an operator enables a workpiece to be polished to be close to the polishing sheet, and the polishing sheet is used for removing impurities such as burrs and particles on the surface of the workpiece, so that the surface of the workpiece is smooth and flat.

Because the work piece with polish between the piece direct friction, impurity such as the burr that drops, particulate matter are thrown away by the piece of polishing of high-speed rotation, consequently, the station of polishing can produce a large amount of dusts, harm operating personnel's healthy. At present, two dust removal methods are generally adopted: firstly, a negative pressure dust removal chamber is built, namely, a high-power fan is used for generating negative pressure in a closed operation chamber, so that indoor dust is pumped out of the operation chamber along with airflow, but the mode is high in cost, large in consumed energy and difficult to bear for a small-scale machining workshop; secondly, a household dust collector is used, but impurities such as metal debris, metal particles and the like are easy to damage the dust collector, and the household dust collector has low power and poor dust removal effect and is not suitable for industrial production.

Disclosure of Invention

In view of this, the embodiment of the invention provides dust removal equipment suitable for a polishing station, and aims to solve the problems that in the prior art, a negative pressure dust removal chamber is high in cost and large in energy consumption, and a household dust collector is easy to damage and is not suitable for industrial production.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

dust collecting equipment suitable for station of polishing includes:

the bottom end of the base is provided with a plurality of wheels and is used for moving among the grinding stations;

the box body is arranged on the base and is connected with the base; the box body is provided with an air inlet and an air outlet; the air outlet is communicated with the cavity of the box body; a filter bag is arranged in the box body; the filter bag is detachably connected with the box body, and the opening end of the filter bag is hermetically connected with the side wall where the air inlet is located; the opening of the filter bag is communicated with the air inlet;

the first end of the air pipe is communicated with the air inlet and is detachably connected with the side wall where the air inlet is located;

the dust hood is connected with the second end of the air pipe and used for sucking dust into the air pipe;

the first end of the positioning rod is hinged with the dust hood and is used for supporting the dust hood;

the sleeve is connected with the second end of the positioning rod in a sliding mode and is connected with the base; and

and the power device is communicated with the air outlet, is connected with the side wall where the air outlet is positioned in a sealing manner, and is used for generating negative pressure in the box body.

As another embodiment of the present application, the sleeve is provided with a limiting groove; the length direction of the limiting groove is parallel to the axial direction of the sleeve;

the positioning rod is provided with a limiting bolt; the first end of the limiting bolt is fixedly connected with the positioning rod, and the second end of the limiting bolt penetrates through the limiting groove and is used for fixing the positioning rod and the sleeve.

As another embodiment of this application, the dust collecting equipment who is applicable to the station of polishing still includes:

the vertical plate is vertically arranged, and the bottom end of the vertical plate is connected with the base; and

and the connecting seat is connected with the vertical plate in a sliding manner, is connected with the sleeve and is used for adjusting the height of the sleeve.

As another embodiment of the present application, the vertical plate is provided with a slideway; the length direction of the slide way is parallel to the length direction of the vertical plate;

the connecting seat is provided with a connecting block which is used for being in sliding fit with the slide way.

As another embodiment of the present application, the vertical plate is provided with a through groove; the length direction of the through groove is parallel to the length direction of the slide way;

the connecting seat is provided with a through hole and a positioning bolt; the positioning bolt penetrates through the through hole and the through groove and is used for fixing the connecting seat and the vertical plate.

the sliding plate is arranged in the cavity of the box body and is in sliding connection with the box body; the sliding plate is detachably connected with the opening end of the filter bag and is used for being connected with the filter bag when sliding out of the box body; the sliding plate is hermetically connected with the box body, and an air hole is formed in the sliding plate; the air hole is communicated with the air inlet and communicated with the opening of the filter bag.

the clamping ring is connected with the sliding plate through bolts and sleeved on the filter bag, and the opening end of the filter bag is pressed between the clamping ring and the sliding plate.

As another embodiment of the application, a sliding groove is formed in the box body, and a sealing strip is arranged in the sliding groove;

and the sliding plate is provided with a sliding block matched with the sliding groove.

As another embodiment of the present application, the dust hood includes:

the frame is hinged with the positioning rod; and

the shell is arranged in the frame in a penetrating mode, the cavity is communicated with the air pipe, and dust is sucked into the air pipe.

As another embodiment of the present application, the power plant includes:

the fan is arranged on the base and is connected with the base; and an air inlet channel of the fan is communicated with the cavity of the box body.

Due to the adoption of the technical scheme, the invention has the technical progress that:

the bottom of base is equipped with a plurality of wheels, and is used for removing between each station of polishing. The box sets up on the base, and links to each other with the base, and is equipped with air intake and air outlet. The air outlet is communicated with the cavity of the box body. The box body is internally provided with a filter bag. The filter bag is detachably connected with the box body, the opening end of the filter bag is hermetically connected with the side wall where the air inlet is located, and the opening of the filter bag is communicated with the air inlet.

The first end of the air pipe is communicated with the air inlet and is detachably connected with the side wall where the air inlet is located. The dust hood is connected with the second end of the air pipe and is used for sucking dust into the air pipe. The first end of locating lever is articulated mutually with the suction hood, and is used for supporting the suction hood. The sleeve is connected with the second end of the positioning rod in a sliding mode and is connected with the base. The power device is communicated with the air outlet and is hermetically connected with the side wall where the air outlet is positioned, and is used for generating negative pressure in the box body.

When the dust collection device is used, the dust collection cover is placed in the impurity sputtering direction, dust enters the air pipe along with air flow and then enters the filter bag along the air inlet; impurities such as metal debris are retained in the filter bag, and clean gas is blown out along the air outlet of the box body, so that the dust removal effect is realized. The suction hood receives the air current influence can swing wantonly, and operating personnel need occupy both hands and fix the suction hood, sets up the locating lever for solving this problem embodiment. The positioning rod supports the dust hood, so that the operator can liberate two hands, and the production efficiency is improved. In addition, the positioning rod is hinged with the dust hood, so that the angle of the dust hood is adjusted; the positioning rod is connected with the sleeve in a sliding mode, so that the position of the dust hood in the horizontal direction is adjusted.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: dust collecting equipment in this scheme processing cost is low, the power consumption is low, long service life moreover, be applicable to industrial production. In addition, the equipment can move among the polishing stations, is fast and flexible to operate, and is suitable for being popularized and used in workshops.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

FIG. 1 is a schematic diagram of a dust extraction apparatus suitable for use in a grinding station according to an embodiment of the present invention;

FIG. 2 is a schematic view of a box, a slide plate and a filter bag provided by an embodiment of the present invention;

FIG. 3 is a schematic view of an assembly of a positioning rod and a sleeve according to an embodiment of the present invention;

fig. 4 is an assembly schematic view of the vertical plate and the connecting seat provided in the embodiment of the present invention;

FIG. 5 is a schematic view of another state of a dust extraction apparatus suitable for use in a sanding station according to an embodiment of the present invention;

FIG. 6 is a schematic view of another state of the cabinet, the slide plate, and the filter bag according to the embodiment of the present invention;

FIG. 7 is a schematic view of an assembly of a slider, a compression ring and a filter bag according to an embodiment of the present invention;

FIG. 8 is a schematic view of the assembly of the chute, the sealing strip and the slider provided by the embodiment of the invention;

fig. 9 is a schematic diagram of an internal structure of a box provided in an embodiment of the present invention.

Description of reference numerals:

10. a base; 20. a box body; 201. an air inlet; 202. an air outlet; 203. a chute; 204. a sealing strip; 205. a cover plate; 206. a baffle plate; 21. a filter bag; 22. a slide plate; 221. a wind hole; 222. a slider; 23. pressing a ring; 30. an air duct; 40. a dust hood; 41. a frame; 42. a housing; 51. positioning a rod; 511. a limit bolt; 52. a sleeve; 521. a limiting groove; 53. a vertical plate; 531. a slideway; 532. a through groove; 54. a connecting seat; 541. connecting blocks; 542. a through hole; 543. positioning the bolt; 60. a fan.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

In order to explain the technical means of the present invention, the following description will be given by way of specific examples.

The embodiment of the invention provides dust removal equipment suitable for a polishing station. Referring to fig. 1 and 2, the dust removing device suitable for the grinding station includes a base 10, a box 20, an air duct 30, a dust hood 40, a positioning rod 51, a sleeve 52 and a power device. The bottom end of the base 10 is provided with a plurality of wheels and is used to move between the various grinding stations. The case 20 is disposed on the base 10 and connected to the base 10. The box 20 is provided with an air inlet 201 and an air outlet 202. The air outlet 202 is communicated with the cavity of the box body 20. The box body 20 is provided with a filter bag 21 therein. The filter bag 21 is detachably connected with the box body 20, and the opening end of the filter bag 21 is hermetically connected with the side wall where the air inlet 201 is located. The opening of the filter bag 21 is communicated with the air inlet 201.

The first end of the air duct 30 is connected to the air inlet 201, and is detachably connected to the sidewall of the air inlet 201. A suction hood 40 is connected to the second end of the air duct 30 and is used to suck dust into the air duct 30. The first end of the positioning rod 51 is hinged to the dust hood 40 and is used for supporting the dust hood 40. The sleeve 52 is slidably connected to the second end of the positioning rod 51 and is connected to the base 10. The power device is communicated with the air outlet 202 and hermetically connected with the side wall where the air outlet 202 is located, so as to generate negative pressure in the box body 20.

When in use, the dust hood 40 is close to the polishing sheet and is placed in the impurity sputtering direction; starting the power device to generate negative pressure in the box body 20; the dust enters the air pipe 30 along with the air flow and then enters the filter bag 21 along the air inlet 201; impurities such as metal debris are retained in the filter bag 21, and clean gas is blown out along the air outlet 202 of the box body 20, so that the dust removal effect is realized.

In the use, the suction hood 40 can swing wantonly by the air current influence, and operating personnel need occupy both hands and fix the suction hood 40, wastes time and energy. To solve this problem, the present embodiment is provided with a positioning rod 51. The positioning rod 51 supports the dust hood 40, so that the operator frees both hands and improves the production efficiency. In addition, the positioning rod 51 is hinged with the dust hood 40, so that the angle of the dust hood 40 is adjusted; the positioning rod 51 is slidably connected to the sleeve 52, thereby adjusting the position of the dust hood 40 in the horizontal direction.

Specifically, the wheels of the base 10 are universal wheels, so that the base 10 can move more stably and smoothly. Specifically, the box 20 is connected to the base 10 by bolts, which facilitates installation or replacement of the box 20. The filter bag 21 is detachably connected with the box body 20, so that when impurities in the filter bag 21 are more, the filter bag 21 can be conveniently detached and cleaned, and the filter bag 21 can be replaced completely. Specifically, the filter bag 21 and the box body 20 may be clamped or bolted. The material and filtering accuracy of the filter bag 21 depend on the particle size of the dust during actual production.

Specifically, the air duct 30 is a flexible duct, which facilitates bending the air duct 30 during actual use. The air duct 30 is detachably connected to the side wall of the air inlet 201, so that the air duct 30 can be conveniently installed or replaced, specifically, the air duct 30 and the box body 20 can adopt a connection mode of inserting and connecting, and can also be connected by using a clamp.

Specifically, the suction hood 40 is detachably connected with the air pipe 30, so that the suction hood 40 can be conveniently installed or replaced, specifically, the suction hood 40 and the air pipe 30 can be in threaded connection, and can also be in a connection mode of plugging and matching.

In addition, the positioning rod 51 is hinged with the dust hood 40, so that the angle of the dust hood 40 is adjusted; the positioning rod 51 is slidably coupled to the sleeve 52 to adjust the position of the dust collection cover 40 in the horizontal direction, so that the dust collection cover 40 is close to the polishing pad and is positioned in the direction in which the foreign substances are scattered.

Specifically, the sleeve 52 can be a hydraulic cylinder, an air cylinder or an electric cylinder, and the positioning rod 51 is connected with an expansion rod of the hydraulic cylinder, the air cylinder or the electric cylinder; the positioning rod 51 and the sleeve 52 may be connected by a sliding rod and a sleeve, or may be driven by a lead screw nut. Specifically, the sleeve 52 and the base 10 may be fixedly connected, such as welded or bolted; a sliding connection may also be used.

Specifically, the power device can adopt a centrifugal fan or an axial flow fan. After the power device is started, negative pressure can be generated in the cavity of the box body 20, so that air flow flows along the route of the dust hood 40, the air pipe 30, the air inlet 201, the filter bag 21 and the air outlet 202, impurities such as metal debris are left in the filter bag 21, and clean air is discharged along the air outlet 202, and the purpose of dust removal can be achieved.

As an example, referring to fig. 1 and 3, the sleeve 52 is provided with a limiting groove 521. The length direction of the stopper groove 521 is parallel to the axial direction of the sleeve 52. The positioning rod 51 is provided with a limit bolt 511. The first end of the limit bolt 511 is fixedly connected with the positioning rod 51, and the second end of the limit bolt passes through the limit groove 521, so as to fix the positioning rod 51 and the sleeve 52.

Specifically, the sleeve 52 is horizontally disposed, and the length direction of the limiting groove 521 is along the horizontal direction. When the limit bolt 511 is loosened, the positioning rod 51 can move in the horizontal direction, so that the position of the dust hood 40 in the horizontal direction is adjusted; after the position adjustment of the dust collection cover 40 is completed, the position limiting bolt 511 is tightened, so that the positioning rod 51 is fixed to the sleeve 52, thereby fixing the position of the dust collection cover 40.

As an embodiment, as shown in fig. 1 and 4, the dust removing apparatus suitable for the grinding station further includes a vertical plate 53 and a connecting seat 54. The vertical plate 53 is vertically arranged, and the bottom end is connected with the base 10. The connecting base 54 is slidably connected to the vertical plate 53 and connected to the sleeve 52 for adjusting the height of the sleeve 52.

Connecting seat 54 moves along vertical direction to drive sleeve 52 and remove along vertical direction, sleeve 52 drives locating lever 51 vertical movement, and locating lever 51 drives suction hood 40 and removes along vertical direction, thereby adjusts the height of suction hood 40, consequently, can make suction hood 40 adapt to the position of polishing piece, and makes suction hood 40 be located the direction that the dust splashes. Specifically, the vertical plate 53 and the base 10 can be welded or bolted.

Referring to fig. 1, when the workpiece is positioned on the top of the polishing pad and the dust splashing direction is along the horizontal direction, the opening of the dust hood 40 is set along the horizontal direction, and more dust is sucked into the dust hood 40 by adjusting the horizontal position and height of the dust hood 40.

Referring to fig. 5, when the workpiece is located on the side of the polishing pad and the dust splashing direction is along the vertical direction or obliquely upward direction, the opening of the dust hood 40 is arranged along the vertical direction, and the dust hood 40 is located above the dust by adjusting the horizontal position and height of the dust hood 40, so that more dust is sucked into the dust hood 40.

As an example, as shown in fig. 4, the vertical plate 53 is provided with a slide 531. The length direction of the slide 531 is parallel to the length direction of the vertical plate 53. The connecting base 54 is provided with a connecting block 541 for sliding-fitting with the slide 531. Specifically, the length direction of the slide 531 is in the vertical direction. Specifically, the slide 531 may be a dovetail groove. Specifically, the connecting block 541 and the connecting seat 54 may be welded or integrally formed.

As an example, as shown in connection with fig. 4, the vertical plate 53 is provided with a through groove 532. The longitudinal direction of the penetration groove 532 is parallel to the longitudinal direction of the slide 531. The connecting base 54 is provided with a through hole 542 and a positioning bolt 543. The positioning bolt 543 penetrates through the through hole 542 and the through groove 532, and is used for fixing the connecting base 54 and the vertical plate 53.

When the positioning bolt 543 is loosened, the connection base 54 moves in the vertical direction, thereby adjusting the height of the dust collection cover 40. After the height adjustment of the dust hood 40 is completed, the positioning bolt 543 is screwed down, so that the connecting base 54 can be fixed on the vertical plate 53.

As an example, as shown in fig. 2, 6 and 7, the mobile dust removing apparatus further includes a sliding plate 22. The slide plate 22 is disposed within the cavity of the case 20 and is slidably coupled to the case 20. The slider 22 is detachably coupled to the open end of the filter bag 21 and is adapted to be coupled to the filter bag 21 when sliding out of the case 20. The sliding plate 22 is hermetically connected with the box body 20, and the sliding plate 22 is provided with an air hole 221. The air hole 221 is communicated with the air inlet 201 and communicated with the opening of the filter bag 21.

In practical applications, the filter bag 21 should be replaced frequently to prevent the filter bag 21 from being clogged due to excessive impurities accumulated in the filter bag 21. When installing or dismantling filter bag 21, operating personnel will stretch into the cavity of box 20 with both hands and arm and operate, waste time and energy, reduction in production efficiency, consequently, set up slide 22 in this embodiment.

The sliding plate 22 is slidably connected to the box 20, and specifically, the sliding plate 22 and the box 20 may be connected by a sliding slot and a sliding block, or by a sliding rod and a sliding block, or by a driving manner of a lead screw nut. As shown in fig. 3, after the sliding plate 22 slides out of the box body 20, the filter bag 21 can be conveniently installed or removed by an operator; as shown in the figure 2, after the filter bag 21 is installed on the sliding plate 22, the sliding plate 22 slides back into the box body 20, so that the operation is convenient and fast, and time and labor are saved.

The sliding plate 22 is hermetically connected with the box body 20, so that impurities in the air flow are prevented from leaking from a gap between the sliding plate 22 and the box body 20, and the dust removal efficiency is reduced. Specifically, the sealing manner between the slide plate 22 and the box 20 may be a manner of providing a sealing strip therebetween, or may be a manner of: a protection plate is arranged in the box body 20, and the protection plate divides the cavity of the box body 20 into a first cavity and a second cavity which are independent of each other; the filter bag 21 is positioned in the first cavity; the protection plate is provided with a through hole for air circulation, and the through hole is provided with a filter screen; even if there is impurity to reveal, when the air current flows through the through-hole, the impurity of revealing is stayed on the filter screen to improve dust collection efficiency.

Specifically, the slide plate 22 and the filter bag 21 may be connected by bolts, clamps, or clips. Specifically, the air hole 221 and the air inlet 201 are coaxially arranged, and the air flow passes through the air inlet 201 and the air hole 221 and enters the filter bag 21.

As an example, as shown in fig. 6 and 7, the dust removing apparatus suitable for the grinding station further includes a pressing ring 23. The press ring 23 is connected with the slide plate 22 through a bolt, and sleeved on the filter bag 21, and is used for pressing the opening end of the filter bag 21 between the press ring 23 and the slide plate 22.

When in use, the press ring 23 and the sliding plate 22 are connected together, and a gap is arranged between the press ring 23 and the sliding plate 22; then the opening end of the filter bag 21 is placed in a gap between the press ring 23 and the sliding plate 22; and then the bolt between the press ring 23 and the sliding plate 22 is screwed, so that the filter bag 21 can be fixed on the sliding plate 22. When the filter bag is disassembled, the bolt between the press ring 23 and the sliding plate 22 is loosened, and the filter bag 21 can be pulled out from the gap between the press ring 23 and the sliding plate 22.

If the sliding plate 22 and the filter bag 21 are connected by bolts, the sealing between the two is not easy, and impurities in the air flow are easy to leak from a gap between the two. If the slide plate 22 and the filter bag 21 are connected by clips, connecting pipe heads or flanges need to be arranged on the slide plate 22, which increases the processing difficulty. By adopting the mode of the embodiment, the installation or the disassembly process of the filter bag 21 is convenient and quick, all the parts are convenient to process and assemble, and in addition, the sealing between the filter bag 21 and the sliding plate 22 is good, so that the dust removal efficiency can be improved.

As an embodiment, as shown in fig. 6 and 8, a chute 203 is provided in the box body 20, and a sealing strip 204 is provided in the chute 203. As shown in fig. 5, the slide plate 22 is provided with a slider 222 for engaging with the slide groove 203.

The sliding mode of the sliding chute 203 and the sliding block 222 is convenient for realizing the sliding connection between the sliding plate 22 and the box body 20, and meanwhile, the sealing strip 204 is arranged in the sliding chute 203, so that the sealing connection between the sliding plate 22 and the box body 20 is convenient for realizing. By adopting the mode, all the parts are convenient to process and assemble, and the processing cost is reduced. Specifically, the sliding groove 203 is a dovetail groove, and the shape of the slider 222 is consistent with that of the sliding groove 203, so that the connection strength between the sliding groove 203 and the slider 222 is enhanced, and the sliding of the sliding groove 203 and the slider 222 is avoided.

As an embodiment, as shown in fig. 1, a cover 205 is disposed on a side surface of the box 20, and the cover 205 is detachably connected to the box 20. In this embodiment, the box 20 is provided as a separate structure, and the cover plate 205 is detachably connected to the box 20, so that the filter bag 21 can be conveniently mounted or dismounted. When the filter bag 21 is mounted or dismounted, the cover plate 205 is dismounted, and then the sliding plate 22 slides out of the box body 20, so that the filter bag 21 can be operated; after the operation is finished, the sliding plate 22 is slid back into the box body 20, and then the cover plate 205 is installed on the box body 20, so that the box body 20 can form a closed cavity, and gas with dust is prevented from leaking. Specifically, a sealing member for sealing is provided between the cover plate 205 and the case 20.

Referring to fig. 9, the top plate of the box 20, the bottom plate of the box 20, and a side plate of the box 20 opposite to the cover plate 205 are provided with a sliding groove 203, and specifically, a sealing strip 204 is provided in the sliding groove 203. Specifically, the sliding groove 203 may be an integral structure or a separate structure. The sealing strip 204 may be an integral structure or a separate structure. The embodiment facilitates the sliding connection between the sliding plate 22 and the box body 20 and the sealing connection between the sliding plate 22 and the box body 20, and the components are easy to process and assemble, thereby reducing the processing cost.

As an example, as shown in fig. 1 and 5, the dust hood 40 includes a frame 41 and a housing 42. The frame 41 is hinged to the positioning rod 51. The housing 42 is disposed in the frame 41, and the cavity is communicated with the air duct 30 for sucking dust into the air duct 30. Specifically, the housing 42 and the frame 41 may be integrated, welded, bolted, or clamped. The opening size of the housing 42 is set according to the scattering range of the dust in actual production.

In one embodiment, the number of the air inlets 201 is multiple, and each air inlet 201 is communicated with the opening of the filter bag 21. The number of the air pipes 30 is plural, and the air pipes 30 correspond to the air inlets 201 one by one. The number of the dust hoods 40 is plural, and the dust hoods 40 correspond to the air ducts 30 one by one. The number of the positioning rods 51 is plural, and the positioning rods 51 correspond to the dust collection covers 40 one by one. The number of the sleeves 52 is plural, and the sleeves 52 correspond to the positioning rods 51 one by one.

Set up a plurality of tuber pipes 30, a plurality of suction hood 40, a plurality of locating lever 51 and a plurality of sleeve 52 in this embodiment, can realize that an equipment serves the purpose of a plurality of stations of polishing, the processing cost of saving equipment improves the utilization ratio of equipment. When one or more of the dust hoods 40 are idle, the corresponding air duct 30 or the corresponding air inlet 201 can be plugged.

As an example, and as shown in connection with fig. 1, the power plant includes a fan 60. The blower 60 is disposed on the base 10 and connected to the base 10. The air intake channel of the fan 60 is communicated with the cavity of the box body 20. Specifically, the fan 60 and the base 10 may be fixed together by a support.

As an embodiment, as shown in fig. 2, 6 and 9, a baffle 206 is disposed at the air outlet 202. The baffle 206 may serve to re-filter and limit the position of the filter bag 21. When the air pressure is high, such as the length of the filter bag 21 is large, the filter bag 21 is blown up under the action of the air flow, and the baffle 206 can prevent the filter bag 21 from entering the power device, which is easy to cause the power device to be locked or blocked. In addition, the baffle 206 can be set to be in the form of a filter screen, and the airflow is filtered again, so that the dust removal efficiency is improved.

Dust collecting equipment in this scheme processing cost is low, the power consumption is low, long service life moreover, be applicable to industrial production. In addition, the equipment can move among the polishing stations, is fast and flexible to operate, and is suitable for being popularized and used in workshops.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; 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; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

1. Dust collecting equipment suitable for station of polishing, its characterized in that includes:

2. A dust extraction apparatus suitable for use in a sharpening station as recited in claim 1, wherein: the sleeve is provided with a limiting groove; the length direction of the limiting groove is parallel to the axial direction of the sleeve;

3. The dust extraction apparatus adapted for use with a grinding station of claim 1, further comprising:

4. A dust extraction apparatus as claimed in claim 3 adapted for use at a grinding station, wherein: the vertical plate is provided with a slide way; the length direction of the slide way is parallel to the length direction of the vertical plate;

5. A dust extraction apparatus as claimed in claim 4, adapted for use at a grinding station, wherein: the vertical plate is provided with a through groove; the length direction of the through groove is parallel to the length direction of the slide way;

6. The dust extraction apparatus adapted for use with a grinding station of claim 1, further comprising:

7. The dust extraction apparatus adapted for use with a grinding station of claim 6, further comprising:

8. A dust extraction apparatus as claimed in claim 6, adapted for use at a grinding station, wherein: a sliding groove is formed in the box body, and a sealing strip is arranged in the sliding groove;

9. The dust extraction apparatus adapted for use with a sanding station of claim 1, wherein the suction hood comprises:

the frame is hinged with the positioning rod; and

10. A dusting apparatus for a grinding station as claimed in any one of claims 1 to 9, wherein the power means comprises: