CN215659283U - Dust collection protective cover - Google Patents
Dust collection protective cover Download PDFInfo
- Publication number
- CN215659283U CN215659283U CN202122252519.7U CN202122252519U CN215659283U CN 215659283 U CN215659283 U CN 215659283U CN 202122252519 U CN202122252519 U CN 202122252519U CN 215659283 U CN215659283 U CN 215659283U
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- dust
- dust collecting
- cover
- saw
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- 239000000428 dust Substances 0.000 title claims abstract description 125
- 230000001681 protective effect Effects 0.000 title abstract description 32
- 238000009434 installation Methods 0.000 claims abstract description 27
- 238000005520 cutting process Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model relates to a dust collecting protective cover, which comprises a protective cover, wherein a dust collecting cover is arranged in the protective cover, the whole dust collecting cover is a cavity shell with a downward opening, one end of the dust collecting cover is provided with an installation part connected with a knife board in a table tool, and the other end far away from the installation part is higher than the installation part and is provided with a dust outlet. The dust collection cover structure for intensively containing the saw dust is additionally designed besides the protection function of the original protection cover, the dust collection cover is arranged in the protection cover, the dust collection cover is connected with the cutter plate behind the saw blade in the table saw equipment and integrally wraps the saw blade around the saw blade, so that the range of the saw dust is small, the relative collection effect is good, the height and the position of the dust outlet are designed at a point close to the cast of the saw dust, the saw dust and the dust can be quickly absorbed, and the dust collection effect can be greatly improved by combining the prior art and arranging the dust collection device on the lower part of the table type cutting tool.
Description
Technical Field
The utility model belongs to the technical field of material cutting dust collection, and particularly relates to a dust collection protective cover.
Background
Desk-top cutting tool is in operations such as cutting timber, metal, stone material, and it is always the technological problem in the aspect of the cutting tool dust removal to carry out high efficiency, comprehensive collection dirt to the piece dust, and at a symbolic cutting workstation, the piece dust of cutting can scatter in very big region, and the part is released in the air, gets into the human health of harm along with breathing in, and the piece dust that scatters outside needs to be cleared up and collect trouble very much, produces secondary pollution.
The existing cutting tool is generally provided with a dust removing device only aiming at the lower part of the table type cutting tool, for example, the utility model patent in China with the publication number CN 107150378B discloses a dust-free table saw, and the dust removing device is only arranged at the lower part of the table type cutting tool. Desk-top cutting means is saw dust when the cutting along tangential direction motion under the saw bit drives, dust more than 90%, the saw dust can get into the lower part of cutting bed, just so set up dust collector by the lower part and collect, but in addition 10% saw dust breaks away from the dust absorption scope because of inertial action, it throws towards the saw bit dead ahead usually to get into bench saw top, the saw bit department of mesa top among the prior art has only set up the protection casing usually on following the cutting board, there is not the dust collection effect, or the afterbody at the protection casing installation out the bits pipe, it throws the crisscross and distance in position of saw dust with the saw bit far away, consequently, the effect is not good.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention provides a protective cover with a dust collecting function, which is mounted on a following blade plate in a table-type cutting tool, so as to collect and store dust and sawdust above a table-board during cutting, and reduce the post-cleaning and harm to a human body.
The utility model aims to be realized by the following technical scheme: the utility model provides a collection dirt protection casing, includes the protection casing, is equipped with the dust cage in the protection casing, and this dust cage is whole to be open-down's cavity casing, and wherein one end of dust cage is equipped with the installation department of being connected with the cutting board in with desk-top instrument, and the other one end of keeping away from the installation department exceeds the installation department and has out the dirt mouth.
Preferably, the two sides of the lower opening of the dust collection cover are provided with a plurality of buckles, and the buckles are provided with elastic dust collection sheets in clamping fit. Because the elastic dust collecting sheet is arranged at the front end of the dust collecting cover, the elastic dust collecting sheet is partially in sliding contact with the material when the material is sawn, and the elastic dust collecting sheet is arranged to be in buckling connection so as to be convenient for replacement after long-term use and abrasion.
Preferably, the elastic dust collecting pieces clamped at two sides of the lower opening of the dust collecting cover are provided with wrapping surfaces connecting two side surfaces at one end far away from the mounting part. The inclusion surface is positioned at the front end of the saw blade and used for preventing the ejected saw dust from bouncing after the saw dust collides with the inclusion surface and then is sucked to the dust outlet.
Preferably, the mounting part is provided with a connecting hole hinged with the protective cover, and the connecting hole is hinged with the front end of the protective cover through a hinge connecting assembly. The dust collecting cover and the protective cover are hinged at the front ends, so that the bottom of the protective cover is always in contact with the upper surface of a sawn material along with the downward autonomous and flexible rotation of gravity during sawing according to the thickness of the material in the feeding and returning processes, and the protective cover is ensured to be coated on the periphery of the saw blade to achieve the protective effect.
Preferably, two sides of the middle part of the dust collection cover are respectively and symmetrically provided with a transverse protruding installation part, the two side panels of the protection cover are provided with positioning slide rails at positions corresponding to the protruding installation parts, and two ends of the protruding installation parts respectively penetrate into the positioning slide rails at the left side and the right side through the positioning shafts. The length of the positioning slide rail is used for limiting the stroke of the protective cover. The purpose of setting up location axle and location slide rail here, when the protection casing rotated from top to bottom, can control, the position of location protection casing, especially when the blade was in the inclined position, the protection casing also must be the slope of same angle, if only lean on being connected of protection casing front end and protection casing bracket this moment, and do not have the restraint of location axle and location slide rail, so the protection casing can expand outward towards the direction of gravity, increases the friction when rotating, influences pivoted flexibility ratio.
Preferably, the positioning slide rail extends from the upper edge of the protective cover to the lower edge of the protective cover, a rectangular hole transversely extending towards the left side and the right side is formed in the lower end of the positioning slide rail, a positioning spring is arranged in the rectangular hole, the positioning spring is in a shape with a narrow upper part and a wide lower part, the opening of the positioning spring faces upwards, and the springs on the two sides of the opening contract inwards to form a narrow inlet. Because the rotation of the protective cover is very flexible and smooth, the positioning shaft almost has no friction in the process of moving along the positioning slide rail, and in the actual working process, the protective cover sometimes needs to be lifted upwards for positioning so as to be convenient for checking the saw blade, therefore, a positioning spring is arranged in a rectangular hole at the lower end of the positioning slide rail, when the protective cover is lifted upwards, the positioning slide rail moves upwards until the positioning shaft is extruded into a spring ring, and the positioning spring has elasticity and is combined with the shape design of narrow upper part and wide lower part, the positioning shaft can be clamped in the positioning spring without fail, so that the protective cover is positioned; after the positioning is finished, the protective cover needs to be released, and the positioning shaft can be pulled out of the positioning spring only by a slightly large external pressing force.
Preferably, the cavity shell with the downward opening of the dust collection cover is arranged in a transition from low to high from one end of the installation part to one end of the dust outlet. The design of the transition from low to high here results from the combination of the shape of the saw blade and the circuitous shape of the opening of the dust hood to ensure a smooth air flow of the saw blade clearance and the dust suction channel.
Preferably, the dust outlet is directed toward one side of the mounting portion so as not to interfere with operation and view the dust outlet in the visual field.
Preferably, the protective cover and the dust collection cover are made of transparent plastic materials, so that the internal working condition in the cutting process can be observed conveniently.
Preferably, the mounting portion is further provided with a quick locking device connected with a knife board in the table type tool, and the quick locking device is another patent of the present applicant's chinese utility model with an authorization publication No. CN203357138U, and discloses a quick locking device for a protective cover, which has a quick-release and quick-release function.
In summary, compared with the prior art, the utility model has the following advantages:
the dust collection cover structure for intensively containing the saw dust is additionally designed besides the protection function of the original protection cover, the dust collection cover is arranged in the protection cover, the dust collection cover is connected with the cutter plate behind the saw blade in the table saw equipment and covers the upper part of the saw blade, so that the range of the saw dust is very small, the corresponding collection effect is good, the height and the position of the dust outlet are designed at a point close to the cast of the saw dust, the saw dust and the dust can be quickly absorbed, and the dust collection effect can be greatly improved by combining the prior art and arranging the dust collection device on the lower part of the table type cutting tool.
Drawings
FIG. 1 is a schematic view of the structure of the present invention mounted to a cutting table;
FIG. 2 is an enlarged view of a portion of FIG. 1 at I;
FIG. 3 is an exploded view of the components of the present invention;
FIG. 4 is a longitudinal cross-sectional view of the utility model mounted to a cutting station.
The labels in the figure are: 1-a protective cover; 1 a-a heel board; 2-dust collecting hood; 21-a mounting portion; 22-a dust outlet; 23-a bump mount; 24-positioning the slide rail; 24 a-a rectangular aperture; 25-a positioning spring; 3-elastic dust collecting sheet; 31-enveloping the flour; 4-a hinge assembly; 5-a quick locking device; 6-sawdust.
Detailed Description
The utility model will be further described with reference to examples of embodiments shown in the drawings to which:
example 1:
as shown in fig. 1, the dust collecting protective cover comprises a protective cover 1, a dust collecting cover 2 is arranged in the protective cover 1, and the protective cover 1 and the dust collecting cover 2 are made of transparent plastic materials. The dust collecting cover 2 is a hollow shell with a downward opening, one end of the dust collecting cover 2 is provided with an installation part 21 connected with a knife board 1a in a table tool, and the other end far away from the installation part 21 is higher than the installation part 21 and is provided with a dust outlet 22.
As shown in fig. 3, two sides of the lower opening of the dust collecting cover 2 are provided with a plurality of buckles, the buckles are provided with elastic dust collecting pieces 3 which are in clamping fit, the elastic dust collecting pieces 3 are made of rubber materials with certain thickness and strength, or other flexible materials with certain elasticity and strength, and the elastic dust collecting pieces 3 which are clamped at two sides of the lower opening of the dust collecting cover 2 are provided with inclusion surfaces 31 which connect two side surfaces at one end far away from the installation part 21.
As shown in fig. 1 and 3, the mounting portion 21 is provided with a connecting hole hinged to the protective cover 1, the connecting hole is hinged to the front end of the protective cover 1 through a hinge assembly 4, and the hinge assembly 4 is composed of cross-recessed pan head screws, bearings, flat pads, locknuts and other connecting pieces.
Two sides of the middle of the dust collecting cover 2 are symmetrically provided with a transverse protruding installation part 23 respectively, two side panels of the protective cover 1 are provided with positioning slide rails 24 at positions corresponding to the protruding installation parts 23, two ends of the protruding installation parts 23 penetrate into the positioning slide rails 24 at the left and right sides respectively through the positioning shafts, and the positioning shafts in the embodiment are hexagon bolts and can also be screws, pin shafts and other short and small shaft parts.
As shown in fig. 2 and 3, a curved positioning slide rail 24 is provided in the protection cover 1, and extends from the upper edge of the protection cover 1 to the lower edge of the protection cover 1, a rectangular hole 24a is provided at the lower end of the positioning slide rail 24 and extends transversely to the left and right sides, and a positioning spring 25 is provided in the rectangular hole, the positioning spring 25 is provided in a shape with a narrow upper part and a wide lower part, the opening of the positioning spring faces upwards, and the springs at the two sides of the opening contract inwards to form a narrow entrance.
The cavity shell of the dust collection cover 2 with the downward opening is set to be in transition from low to high from one end of the installation part 21 to one end of the dust outlet 22, the direction of the dust outlet 22 faces one side of the installation part 21, the dust outlet 22 is connected with a dust collector or other devices with suction force, and can also be connected with a dust collection bag, and particularly when a large plate is opened, the dust outlet 22 can be connected with the dust collection bag to avoid interference in the operation process.
In addition, the installation part 21 is provided with a quick locking device 5 connected with a knife board in a table tool, and the whole dust collecting protective cover can be conveniently and quickly assembled and disassembled through the quick locking device 5.
When cutting wood:
the dust hood 2 has the air current that inhales to inside under the effect of outside dust collecting equipment, and the saw dust 6 throws outwards along with cutting effort, because set up the elastic dust collecting piece 3 in the position that the saw dust 6 throws, and have the air current that inhales to inside again in the dust hood 2, therefore the saw dust 6 can be brought into the dust hood 2 by the air current very fast and then reach corresponding dust collecting container through dust outlet 22.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.
Claims (10)
1. The utility model provides a collection dirt protection casing, includes protection casing (1), its characterized in that is equipped with dust cage (2) in protection casing (1), and this dust cage (2) is whole to be the cavity casing of downwardly opening, and wherein one end of dust cage (2) is equipped with installation department (21) of being connected with cutting board (1 a) in with desk-top instrument, and the other one end of keeping away from installation department (21) exceeds installation department (21) and has out dirt mouth (22).
2. The dust collecting shield according to claim 1, wherein the dust collecting shield (2) is provided with a plurality of buckles at both sides of the lower opening, and the buckles are provided with elastic dust collecting pieces (3) which are in snap fit.
3. The dust collecting hood according to claim 2, wherein the elastic dust collecting piece (3) engaged with both sides of the lower opening of the dust collecting hood (2) has an enclosing surface (31) connecting both side surfaces at an end distant from the mounting part (21).
4. The dust collecting hood according to claim 1, wherein the mounting portion (21) has a connection hole therein to be hinged to the hood (1), and the connection hole is hinged to the front end of the hood (1) by providing a hinge assembly (4).
5. The dust collecting shield according to claim 1, wherein a horizontal protruding installation part (23) is symmetrically arranged on each of two sides of the middle part of the dust collecting shield (2), a positioning slide rail (24) is arranged on each of the two side panels of the shield (1) corresponding to the protruding installation part (23), and two ends of the protruding installation part (23) penetrate into the positioning slide rails (24) on the left and right sides respectively through a positioning shaft.
6. The dust collecting hood according to claim 5, wherein the positioning rail (24) extends from the upper edge of the hood (1) to the lower edge of the hood (1), a rectangular hole (24 a) extending laterally to the left and right is provided at the lower end of the positioning rail (24), and a positioning spring (25) is provided in the rectangular hole, the positioning spring (25) is provided in a shape of being narrow at the top and wide at the bottom, the opening of the positioning spring is directed upward, and the springs on both sides of the opening are retracted inward to form a narrow entrance.
7. The dust collecting shield according to claim 4, wherein the cavity housing of the dust collecting cover (2) which is open downwards is arranged to transition from low to high from one end of the mounting portion (21) to one end of the dust outlet (22).
8. The dust collection hood according to claim 4, wherein the dust outlet (22) is directed toward one side of the mounting portion (21).
9. A dust collecting boot according to claim 4, wherein the boot (1) and the dust collecting boot (2) are made of transparent plastic material.
10. The dust collecting hood according to any one of claims 1-9, wherein the mounting portion (21) further comprises a snap lock means (5) for engaging with a blade follower of a bench tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122252519.7U CN215659283U (en) | 2021-09-16 | 2021-09-16 | Dust collection protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122252519.7U CN215659283U (en) | 2021-09-16 | 2021-09-16 | Dust collection protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215659283U true CN215659283U (en) | 2022-01-28 |
Family
ID=79964415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122252519.7U Active CN215659283U (en) | 2021-09-16 | 2021-09-16 | Dust collection protective cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215659283U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116141430A (en) * | 2023-03-08 | 2023-05-23 | 扬州市威高机电有限公司 | Sawdust protective cover assembly and processing equipment and method using same |
-
2021
- 2021-09-16 CN CN202122252519.7U patent/CN215659283U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116141430A (en) * | 2023-03-08 | 2023-05-23 | 扬州市威高机电有限公司 | Sawdust protective cover assembly and processing equipment and method using same |
| CN116141430B (en) * | 2023-03-08 | 2023-09-08 | 扬州市威高机电有限公司 | Sawdust protective cover assembly and processing equipment and method using same |
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| GR01 | Patent grant |