CN2339353Y - Sandpiece-grinding polishing disc - Google Patents
Sandpiece-grinding polishing disc Download PDFInfo
- Publication number
- CN2339353Y CN2339353Y CN 98233040 CN98233040U CN2339353Y CN 2339353 Y CN2339353 Y CN 2339353Y CN 98233040 CN98233040 CN 98233040 CN 98233040 U CN98233040 U CN 98233040U CN 2339353 Y CN2339353 Y CN 2339353Y
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- Prior art keywords
- outer sleeve
- ring flange
- cloth
- rubber
- sheet
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- Expired - Fee Related
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Abstract
The utility model relates to a device which can support a replaceable flexible abrasive filler distributing layer, particularly a sand sheet grinding and polishing disc. The utility model mainly solves the disadvantages that the present grinding tool which easily damages the surface of a workpiece can not be used for grinding a concave convex curved surface and can not be used for polishing, and the present grinding tool is of high price and is of inconvenient use, etc. The utility model is provided with a rotating shaft which is connected with a connecting piece in the front of the rotating shaft, a rubber tray arranged on the connecting piece, and a carborundum neadend, and the carborundum neadend which is arranged on the front end of the rubber tray is detachably arranged on the front end of the connecting. The utility model can be arranged on a hand-held electric drill and a pneumatic drill for grinding and polishing the surface of a metal workpiece and the surface of a non metal workpiece.
Description
The utility model relates to a kind of device that supports the removable flexible abrasive material distribution layer of one deck, is a kind of sand sheet sanding and polishing dish specifically.
In the prior art, the basic structure of various special electric sanders is: on the electric machine main shaft of special horizontal sander, a round-meshed abrasive disc in center or sand sheet are installed, and are used nut to be fixed.But there is following shortcoming in this class sander: (1) since abrasive disc or sand sheet be installed on the electric machine main shaft, main shaft stretches out abrasive disc or sand sheet again, and packing ring and hold-down nut are housed, for preventing that collsion damage is by the buffing work-piece surface, thereby the time can only use the edge of abrasive disc or sand sheet in work, so both uneconomical, when not noting slightly, still have collsion damage and taken place by the thing on buffing work-piece surface; (2) because abrasive disc or sand sheet rigidity are very strong, the inflexibility distortion, thus be only applicable on the plane of object, polish, then powerless to concavo-convex circular arc camber; (3) granularity of the abrasive disc of this class sander use or sand sheet is low, can only be used for the body surface polishing, can not be used for coarse surface of the work polishing grinding is reduced to below the roughness value Ra0.4; (4) price comparison costliness, special grinding machine needs more than thousand yuan of hundreds of to, more than ten yuan of abrasive disc or sand sheet; (5) use inconvenience.
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art and a kind of sand sheet sanding and polishing dish is provided, it can be used on hand held electric drill, air drill or other specific purpose tool, during use not easy damaged by buffing work-piece, can polish depression curved surface on the object, can be to roughness value Ra0.4 with the surface of the work polishing grinding, and production cost is lower.
For finishing above-mentioned purpose, technical solution provided by the utility model is: a kind of sand sheet sanding and polishing dish, its special character is, it has a rotating shaft 4, be connected in the connector 3 before the rotating shaft 4, be installed in the rubber pallet 2 on the connector 3 and be positioned at rubber pallet 2 front ends and detachably be installed in the diamond dust leftover of bolt of cloth 1 of connector 3 front ends.
Above-mentioned technical solution can adopt following structure: the front end of described rotating shaft 4 is one section screw rod 5, is provided with a ring flange 6 and positive hexahedron 7 thereafter successively, and the back is a straight-bar 8 again, and the front end face of described ring flange 6 is provided with locking flange 9; Described connector 3 is made of outer sleeve 12 and the joints 13 that are installed in the outer sleeve 12, outer sleeve 12 is provided with a ring flange 11, the front and back endoporus of outer sleeve 12 communicates, there is a circular escape 14 at preceding endoporus rear portion, match with the external diameter of joint 13 in back endoporus aperture, outer sleeve 12 back inner hole walls are provided with a key 16 vertically, described joint 13 front ends are provided with "+" font inserted sheet 10, rear outside is provided with a keyway 18 that matches with described key 16 vertically, the center, rear end is provided with a screwed hole 17 that matches with described screw rod 5, and rear end face is provided with the locking slot 19 that matches with described locking flange 9; Described rubber disc 2 is round rubber dishes that are embedded on the outer sleeve 12, and its front is the plane, and the back is the conical surface; The described diamond dust leftover of bolt of cloth 1 constitutes by colluding melon type quick-release plug and emery-cloth sheet 21, the front portion of quick-release plug is a ring flange 22, the rear portion is a cylinder 25, cylinder 25 rear ends outwards are provided with boss 23, the external diameter of boss 23 matches with the internal diameter of described escape 14, cylinder 25 upper edges are axially arranged with locating slot 24, and cylinder 25 is positioned at outer sleeve 12 and is plugged on "+" font inserted sheet 10 of joint 13 front ends, and described emery-cloth sheet 21 is bonded on the ring flange 22.Above-mentioned technical solution also can adopt other version, but is good with aforementioned structure, be convenient to install, dismounting, and result of use is reliable.
Can evenly be provided with conjugate foramen 15 on the ring flange 11 described in the above-mentioned technical solution.Like this when rubber pallet 2 is embedded on the outer sleeve 12, rubber not only clads ring flange 11, and fills with the conjugate foramen 15 on the ring flange 11, thereby outer sleeve 12 and rubber pallet 2 can be bonded together effectively, form firm overall structure, can the reliable delivery turning moment.
The fiber cloth 20 that one deck scribbles rubber can be pasted in rubber pallet 2 surfaces described in the above-mentioned technical solution, to increase its surperficial wear resistance.
Accompanying drawing has been described a preferred embodiment of the present utility model.
Fig. 1 is the structural representation of this embodiment;
Fig. 2 is the structural representation of this embodiment shaft 4;
Fig. 3 is that the A of Fig. 2 is to view;
Fig. 4 is the structural representation of connector 3 among this embodiment;
Fig. 5 is that the B of Fig. 4 is to view;
Fig. 6 is the structural representation of outer sleeve 12 among this embodiment;
Fig. 7 is the C-C cutaway view of Fig. 6;
Fig. 8 is the cutaway view of this embodiment center tap 13;
Fig. 9 is that the D of Fig. 8 is to view;
Figure 10 is that the E of Fig. 8 is to view;
Figure 11 is the figure that connects of rubber pallet 2 and outer sleeve 12 among this embodiment;
Figure 12 is the structural representation of the diamond dust leftover of bolt of cloth 1 among this embodiment.
Being described as follows of each label among the figure:
1-diamond dust leftover of bolt of cloth 2-rubber pallet 3-connector 4-rotating shaft 5-screw rod
The positive hexahedron 8-of 6-ring flange 7-straight-bar 9-locking flange 10-" ten " font inserted sheet
11-ring flange 12-outer sleeve 13-joint 14-escape 15-conjugate foramen
16-key 17-screwed hole 18-keyway 19-locking slot 20-fiber cloth
21-emery-cloth sheet 22-ring flange 23-boss 24-locating slot 25-cylinder.
Referring to Fig. 1, this sand sheet sanding and polishing dish has a rotating shaft 4, is connected in the connector 3 of rotating shaft 4 front ends, is installed in the rubber pallet 2 on the connector 3 and is positioned at the diamond dust leftover of bolt of cloth 1 that this pallet front end also detachably is installed in connector 3 front ends.
Referring to Fig. 2, Fig. 3, the front end of rotating shaft 4 is one section screw rod 5, and then is the positive hexahedron 7 of a ring flange 6 and a square size 10mm and the straight-bar 8 of a diameter 6mm, and described ring flange 6 front end faces are 6 locking flanges 9 to the center of circle of distribution evenly.
Referring to Fig. 4～Figure 10, described connector 3 is made of outer sleeve 12 and joints 13 of being installed in this outer sleeve 12, the outside of outer sleeve 12 is provided with a ring flange 11, be distributed with 4 conjugate foramens 15 equably at ring flange 11 upper edge circumference, the front and back endoporus of outer sleeve 12 communicates, preceding endoporus rear portion is provided with a wide circular escape 14 of 4mm, back inner hole wall be provided with a direct-axis to 3 * 2mm key 16, back diameter of bore matches with the external diameter of joint 13, the front end of described joint 13 is fitted with "+" font inserted sheet 10, this joint 13 is by forming with two different cylinders of shaft diameter each other, on small diameter cylinders body end face perpendicular to two orthogonal grooves of axis milling, groove width is coordinated mutually with "+" font inserted sheet 10 thickness, the cylinder with large diameter body diameter cooperates with the back diameter of bore of outer sleeve 12, being provided with a keyway 18 vertically at the large diameter cylinder lateral surface matches with key 16, there is a screwed hole 17 that matches with described screw rod 5 at the tail end center, 6 locking slots 19 to the center of circle that evenly distribute around screwed hole 17 match with described locking flange 9, the rear end of outer sleeve 12 makes outer sleeve 12 and joint 13 be connected into an integral body through spinning closing-in.
Referring to Figure 11, described rubber pallet 2 is round rubber dishes that are embedded on the outer sleeve 12, and its front end is the plane, and the back is the conical surface, and edge thickness is 1mm, to the center progressive additive, pastes the fiber cloth 20 that one deck scribbles rubber from the edge on front surface.
Referring to Figure 12, the described diamond dust leftover of bolt of cloth 1 is by emery-cloth sheet 21 and colludes pawl type quick-release plug and constitute, described emery-cloth sheet 21 is circular, by bilaminar fiber cloth after the dip-coating jelly is handled, the bonding emery grit is made, grit size can be determined according to instructions for use, thereby emery-cloth sheet 21 also can be made into the multiple specification that different grain size diamond dust is arranged, the described pawl type quick-release plug that colludes is made of plastics, its front portion is a ring flange 22, the rear portion is a cylinder 25, cylinder 25 rear ends outwards are provided with boss 23, the external diameter of this boss 23 matches with the internal diameter of described escape 14, and cylinder 25 upper edges are axially arranged with 8 locating slots 24, the bonding emery-cloth sheet 21 of the front end of described ring flange 22.
During use, pack into the cylinder 25 that colludes pawl type quick-release plug in the outer sleeve 12 and be plugged on "+" font inserted sheet 10 of joint 13 front ends, the screw rod 5 of rotating shaft 4 front ends is connected in the screwed hole 17 of joint 13 afterbodys, rubber pallet 2 is embedded on the outer sleeve 12, and then rotating shaft 4 afterbodys directly are clamped on hand held electric drill, air drill or other specific purpose tool can carry out polishing grinding.
In conjunction with the foregoing description as can be seen, the utility model has following advantage compared to existing technology:
1, uses emery-cloth sheet 21 surface finish workpiece, the surface of the work of can collsion damage not polished;
2, the rubber pallet 2 of support emery-cloth sheet 21 not only has enough intensity, and good pliability is also arranged, so it not only applicable to the workpiece on the surface that polishes flat, also is applicable to the polishing of various arc concave, convex surface workpiece;
3, the diamond dust granularity that is bonded in emery-cloth sheet 21 surfaces can be determined as requested, be divided into a plurality of grades, its granularity can be very thin, so it is applicable to that not only the metal works surface finish also is suitable for the polishing on non-metal workpiece surface, and be suitable for the polishing of workpiece rough surface, its roughness value is reduced to below the Ra0.4;
4, the diamond dust leftover of bolt of cloth 1 can use and collude pawl type quick-release plug and connect with connector 3, makes replacing convenient especially;
5, can directly on hand held electric drill, air drill, use, and need not buy the special electric milling tools, not only very easy to use, and significantly reduced use cost.
Claims (4)
1, a kind of sand sheet sanding and polishing dish, it is characterized in that: it has a rotating shaft (4), be connected in the preceding connector (3) of rotating shaft (4), be installed in the rubber pallet (2) on the connector (3) and be positioned at the diamond dust leftover of bolt of cloth (1) that rubber pallet (2) front end also detachably is installed in connector (3) front end.
2, sand sheet sanding and polishing dish according to claim 1, it is characterized in that: the front end of described rotating shaft (4) is one section screw rod (5), thereafter be provided with a ring flange (6) and positive hexahedron (7) successively, the back is straight-bar (8) again, and the front end face of described ring flange (6) is provided with locking flange (9); Described connector (3) is by outer sleeve (12) and be installed in interior joint (13) formation of outer sleeve (12), outer sleeve (12) is provided with a ring flange (11), the front and back endoporus of outer sleeve (12) communicates, there is a circular escape (14) at preceding endoporus rear portion, match with the external diameter of joint (13) in back endoporus aperture, outer sleeve (12) back inner hole wall is provided with a key (16) vertically, described joint (13) front end is provided with "+" font inserted sheet (10), rear outside is provided with a keyway (18) that matches with described key (16) vertically, the center, rear end is provided with a screwed hole (17) that matches with described screw rod (5), and rear end face is provided with the locking slot (19) that matches with described locking flange (9); Described rubber disc (2) is a round rubber dish that is embedded on the outer sleeve (12), and its front is the plane, and the back is the conical surface; The described diamond dust leftover of bolt of cloth (1) constitutes by colluding melon type quick-release plug and emery-cloth sheet (21), the front portion of quick-release plug is a ring flange (22), the rear portion is a cylinder (25), cylinder (25) rear end outwards is provided with boss (23), the external diameter of boss (23) matches with the internal diameter of described escape (14), cylinder (25) upper edge is axially arranged with locating slot (24), cylinder (25) is positioned at outer sleeve (12) and is plugged on "+" font inserted sheet (10) of joint (13) front end, and described emery-cloth sheet (21) is bonded on the ring flange (22).
3, sand sheet sanding and polishing dish according to claim 2 is characterized in that: evenly be provided with conjugate foramen (15) on the described ring flange (11).
4, according to claim 1 or 2 or 3 described sand sheet sanding and polishing dishes, it is characterized in that: the fiber cloth (20) that one deck scribbles rubber is pasted on described rubber pallet (2) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98233040 CN2339353Y (en) | 1998-09-29 | 1998-09-29 | Sandpiece-grinding polishing disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98233040 CN2339353Y (en) | 1998-09-29 | 1998-09-29 | Sandpiece-grinding polishing disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2339353Y true CN2339353Y (en) | 1999-09-22 |
Family
ID=33981855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98233040 Expired - Fee Related CN2339353Y (en) | 1998-09-29 | 1998-09-29 | Sandpiece-grinding polishing disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2339353Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176015A (en) * | 2014-08-29 | 2014-12-03 | 孙金福 | Rubber disc for automobile |
| CN104742012A (en) * | 2014-08-18 | 2015-07-01 | 吴华林 | Rubber soft disk |
| CN107447706A (en) * | 2017-03-17 | 2017-12-08 | 广州方阁建筑工程技术开发有限公司 | A kind of bridge pavement cleaning plant |
| CN107882438A (en) * | 2018-01-03 | 2018-04-06 | 北京首航科学技术开发有限公司 | Adjustable quick-detachable lock and its lock |
| CN108942720A (en) * | 2018-08-30 | 2018-12-07 | 大连威尔博合金科技有限公司 | A kind of polishing sand cotton piece buff suitable for complicated face |
| CN110026897A (en) * | 2019-05-13 | 2019-07-19 | 成都凯天电子股份有限公司 | It is mounted directly the internal grinding knife bar of grinding wheel |
| CN110116438A (en) * | 2019-03-20 | 2019-08-13 | 合肥壹点通信息科技有限公司 | A kind of multi-functional electric tools |
-
1998
- 1998-09-29 CN CN 98233040 patent/CN2339353Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742012A (en) * | 2014-08-18 | 2015-07-01 | 吴华林 | Rubber soft disk |
| CN104176015A (en) * | 2014-08-29 | 2014-12-03 | 孙金福 | Rubber disc for automobile |
| CN107447706A (en) * | 2017-03-17 | 2017-12-08 | 广州方阁建筑工程技术开发有限公司 | A kind of bridge pavement cleaning plant |
| CN107882438A (en) * | 2018-01-03 | 2018-04-06 | 北京首航科学技术开发有限公司 | Adjustable quick-detachable lock and its lock |
| CN108942720A (en) * | 2018-08-30 | 2018-12-07 | 大连威尔博合金科技有限公司 | A kind of polishing sand cotton piece buff suitable for complicated face |
| CN110116438A (en) * | 2019-03-20 | 2019-08-13 | 合肥壹点通信息科技有限公司 | A kind of multi-functional electric tools |
| CN110026897A (en) * | 2019-05-13 | 2019-07-19 | 成都凯天电子股份有限公司 | It is mounted directly the internal grinding knife bar of grinding wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |