CN201009173Y - Abrasive disc - Google Patents
Abrasive disc Download PDFInfo
- Publication number
- CN201009173Y CN201009173Y CNU2007201067625U CN200720106762U CN201009173Y CN 201009173 Y CN201009173 Y CN 201009173Y CN U2007201067625 U CNU2007201067625 U CN U2007201067625U CN 200720106762 U CN200720106762 U CN 200720106762U CN 201009173 Y CN201009173 Y CN 201009173Y
- Authority
- CN
- China
- Prior art keywords
- side face
- installed surface
- abrasive disc
- emery cloth
- frosted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Polishing Bodies And Polishing Tools (AREA)
Abstract
A grinding sheet comprises a supporting bracket (1) and a grinding abrasive cloth (2), wherein, the supporting bracket (1) comprises a doming-up connecting part (11) arranged at the center and a dull polish installation part (12) arranged at circumference; the grinding abrasive cloth (2) is adhered to the dull polish installation part (12). The utility model is characterized in that: a sheet part (3) extends along radial direction around the dull polish installation part (12). Compared with the prior art, the utility model has the advantages that: extending from the end of the dull polish installation part, the sheet part which has better elasticity and lightness is convenient for heat dispersion and grinding and keeps strength of bonding force well, thereby reducing probability of abrasive material fly off and wear of work and greatly improving safety; meanwhile, the utility model realizes reduction in vibration, uneasy falling off of grinding abrasive cloth and higher working efficiency.
Description
Technical field
The utility model relates to the matching component of sanders such as a kind of sanding machine, relates in particular to a kind of abrasive disc.Belong to grinding-polishing and technical field of surface in the operation Department of Transportation.
Background technology
The abrasive disc of existing grinding-polishing instrument generally all is to treat the grinder part by the detached type connection to carry out operation, abrasive disc generally is fixed on the base by the form of emery cloth by glue or plastics hasp of polishing and constitutes, existing abrasive disc flat shape one toroidal is in the majority, under the special processing conditions, also have rectangular or other geometries, open as Chinese patent application: 03120045.1, name is called " universal abrasive sheet ", and (publication number: CN1436631A), this application discloses the special abrasive disc of a kind of shape.
Consider the utilization rate of abrasive disc, a kind of like this abrasive disc structure has appearred on the market, with reference to Chinese utility model patent: ZL93245413.5, a kind of " angle phase flexible abrasive disk " (publication number: CN2178591Y) is disclosed, this patent is characterized in that comprising a base plate, paste foam-rubber cushion on the base plate, paste on the foam-rubber cushion by powerful gauze, because by foam-rubber cushion intermediary, powerful gauze just is arranged on the base plate indirectly, reduced like this because the vibrations that brought during operation, and then reduced the phenomenon of sand fallout, thereby improved the utilization rate of abrasive disc.But in this patent the design in, blemish in an otherwise perfect thing be: the arrangement of powerful gauze is too simple, and single layer designs, make that powerful gauze wearing and tearing are severe, the abrasive disc integral replacing is more frequent, influences grinding efficiency, and the utilization rate of base plate is also relatively low, is unfavorable for the reasonable resources utilization.
The abrasive disc that also has another in the market, its structure as shown in Figure 1, this abrasive disc comprises carriage 1a and polishing emery cloth 2a, the connecting portion 11a and the peripheral frosted installation portion 12a that arch upward in the middle of this carriage 1a comprises, frosted installation portion 12a has certain thickness, polishing emery cloth installation portion 12a comprises the horizontal side face 121a on top and the installed surface 122a of bottom, horizontal side face 121a and installed surface 122a are arranged in parallel, polishing emery cloth 2a is adhered on the installed surface 122a, polishing emery cloth 2a can be that single layer designs also can be to tilt in the stacked ccontaining territory that is arranged at carriage 1a, and ccontaining territory comprises the installed surface 122a of aforementioned frosted installation portion and the vertical plane 13a of vertical mounting surface.There is following deficiency in this kind design: first, the frosted installation portion has certain thickness and each several part consistency of thickness, in workpiece when polishing, be difficult for heat radiation,, lack elasticity, workpiece distortion easy to change, simultaneously, the thermal accumlation adhesive heating on the emery cloth that causes easily polishing, abrasive material flies out, and causes danger, also may cause the wear of work, the waste grinding tool; The second, during polishing, when the carriage end was arrived in the abrasion of abrasive disc, owing to being subjected to thickness effect, the resistance that the abrasive disc polishing is subjected to increased, and grinds not advance, vibrate greatly, and the abrasive disc that can only more renew, utilization rate is not high, and the wasting of resources is still very serious; The 3rd, owing to be subjected to the influence of carrier end portion thickness, stitch its application space for the mill of small space and be very limited.
The utility model content
Technical problem to be solved in the utility model is to provide at the above-mentioned state of the art that a kind of utilization rate height, elasticity are good, the abrasive disc of wide application.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this abrasive disc, comprise carriage and polishing emery cloth, the frosted installation portion of connecting portion that arches upward in the middle of this carriage comprises and periphery, described polishing emery cloth is adhered on the described frosted installation portion, it is characterized in that radially being extended with slice part around described frosted installation portion.
Being provided with of slice part can be adopted following dual mode:
First kind, described frosted installation portion comprises superposed first side face and is positioned at first installed surface that is used for bonding polishing emery cloth of bottom, described slice part comprises superposed second side face and is positioned at second installed surface that is used for bonding polishing emery cloth of bottom, described first side face and second side face are inclined plane and first side face and the second side face smooth transition, and first installed surface and second installed surface form same installed surface;
Second kind, described frosted installation portion comprises superposed first side face and is positioned at first installed surface that is used for bonding polishing emery cloth of bottom, described slice part comprises superposed second side face and is positioned at second installed surface that is used for bonding polishing emery cloth of bottom, and, the vertical height H of first side face is greater than the vertical height h of second side face, first installed surface and second installed surface form same installed surface, serve as preferred with second kind.
Improvement as the second way, described first side face and second side face are horizontal, the top of described frosted installation portion also comprises a transition face between described first side face and second side face, and described first side face, second side face and transition face are stepped.
Described polishing emery cloth in the form of sheets and stacked being arranged on the described carriage of tilting, the density of polishing emery cloth is big, helps prolonging the working time of single abrasive disc.
As improvement, described polishing emery cloth disposed inboard is close in the outside, be radial, as improvement, described carriage bottom is provided with a vertical plane near the frosted installation portion, this vertical plane and installed surface intersect and are an acute angle, have guaranteed polishing emery cloth bonding back polishing emery cloth and workpiece contact-making surface maintenance level, improve the polishing effect.
The rounded shape of described carriage flat shape also can adopt common shape in other prior aries such as rectangle.
Compared with prior art, advantage of the present utility model is: owing to the slice part that stretched out at frosted installation portion end, slice part has more elasticity and light and handy, is easy to heat radiation and polishing, can keep bonding force intensity well, abrasive material flies out and the probability of the wear of work reduces, security also greatly improves, and simultaneously, vibration reduces, polishing emery cloth difficult drop-off, operating efficiency is higher; Slice part wears away synchronously, and after the slice part abrasion finished, the frosted installation portion can also work on, and has improved the utilization rate of abrasive disc, has saved resource; Because the thickness that slice part has is very little, can polish in narrow space, has expanded the application surface of abrasive disc; Polishing emery cloth disposed inboard is close in the outside, radial arrangement, its inboard thickness is inevitable greater than the outside, so vertical plane and installed surface intersect and the project organization that is an acute angle has guaranteed polishing emery cloth bonding back polishing emery cloth and workpiece contact-making surface maintenance level, be beneficial to polishing, guarantee the synchronous abrasion of polishing emery cloth, the polishing effect also improves.
Description of drawings
Fig. 1 is the cutaway view of abrasive disc in the prior art.
Fig. 2 is embodiment 1 perspective view.
Fig. 3 is the reverse view of Fig. 2.
Fig. 4 is the cutaway view of embodiment 1.
Fig. 5 is the A portion enlarged drawing of Fig. 3.
Fig. 6 is the cutaway view of embodiment 2.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Embodiment 1: with reference to figure 2, Fig. 3, Fig. 4 and Fig. 5.
Abrasive disc in the present embodiment, comprise carriage 1 and polishing emery cloth 2, the rounded shape of carriage 1 flat shape, connecting portion 11 that arches upward in the middle of carriage 1 comprises and the open and flat frosted installation portion 12 of periphery, be provided with the installing holes 111 that are used to be installed on the sander in the middle of the connecting portion 11, polishing emery cloth 2 in the form of sheets and the stacked bonding cloth that tilts place on the carriage 1, polishing emery cloth 2 disposed inboard are close in the outside, be radial (visible Fig. 3), radially be extended with slice part 3 around frosted installation portion 12.
Carriage 1 bottom is provided with a vertical plane 123 near frosted installation portion 12, and vertical plane 123 intersects with installed surface 122 and is a sharp angle (visible Fig. 5), can guarantee frosting 21 levels of stacked polishing emery cloth like this.
Abrasive disc in the present embodiment, wherein, frosted installation portion 12 comprises superposed first side face 121 and is positioned at first installed surface that is used for bonding polishing emery cloth of bottom, slice part 3 comprises superposed second side face 31 and is positioned at second installed surface that is used for bonding polishing emery cloth of bottom, first side face 121 and second side face 31 are inclined plane and first side face 121 and second side face, 31 smooth transition, and first installed surface and second installed surface form same installed surface 122.Other structures are identical with embodiment 1.
Claims (8)
1. abrasive disc, comprise carriage (1) and polishing emery cloth (2), the frosted installation portion (12) of connecting portion (11) that arches upward in the middle of this carriage (1) comprises and periphery, described polishing emery cloth (2) is adhered on the described frosted installation portion (12), it is characterized in that radially being extended with slice part (3) around described frosted installation portion (12).
2. abrasive disc according to claim 1, it is characterized in that described frosted installation portion (12) comprises superposed first side face (121) and is positioned at first installed surface that is used for bonding polishing emery cloth of bottom, described slice part (3) comprises superposed second side face (31) and is positioned at second installed surface that is used for bonding polishing emery cloth of bottom, described first side face (121) is inclined plane and first side face (121) and second side face (31) smooth transition with second side face (31), and first installed surface and second installed surface form same installed surface (122).
3. abrasive disc according to claim 1, it is characterized in that described frosted installation portion (12) comprises superposed first side face (121) and is positioned at first installed surface that is used for bonding polishing emery cloth of bottom, described slice part (3) comprises superposed second side face (31) and is positioned at second installed surface that is used for bonding polishing emery cloth of bottom, and, the vertical height H of first side face (121) is greater than the vertical height h of second side face (31), and first installed surface and second installed surface form same installed surface (122).
4. abrasive disc according to claim 3, it is characterized in that described first side face (121) and second side face (31) are horizontal, the top of described frosted installation portion (12) comprises that also one is positioned at the transition face (13) between described first side face (121) and second side face (31), and described first side face (121), second side face (31) and transition face (13) are stepped.
5. according to the described abrasive disc of the arbitrary claim of claim 1 to 4, it is characterized in that described polishing emery cloth (2) in the form of sheets and stacked being arranged on the described carriage (1) of tilting.
6. abrasive disc according to claim 5 is characterized in that described polishing emery cloth (2) disposed inboard is close in the outside, is radial.
7. abrasive disc according to claim 6 is characterized in that described carriage (1) bottom is provided with a vertical plane (123) near frosted installation portion (12), and this vertical plane (123) intersects and be an acute angle with installed surface (122).
8. according to the described abrasive disc of the arbitrary claim of claim 1 to 4, it is characterized in that the rounded shape of described carriage (1) flat shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201067625U CN201009173Y (en) | 2007-02-15 | 2007-02-15 | Abrasive disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201067625U CN201009173Y (en) | 2007-02-15 | 2007-02-15 | Abrasive disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201009173Y true CN201009173Y (en) | 2008-01-23 |
Family
ID=39044106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201067625U Expired - Fee Related CN201009173Y (en) | 2007-02-15 | 2007-02-15 | Abrasive disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201009173Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964426A (en) * | 2017-04-11 | 2017-07-21 | 重庆市合川区鑫蘘桃片有限公司 | One kind grinding and flour mill |
-
2007
- 2007-02-15 CN CNU2007201067625U patent/CN201009173Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964426A (en) * | 2017-04-11 | 2017-07-21 | 重庆市合川区鑫蘘桃片有限公司 | One kind grinding and flour mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080123 Termination date: 20110215 |