CN204504953U - A kind of dual trace eccentric structure polishing machine - Google Patents
A kind of dual trace eccentric structure polishing machine Download PDFInfo
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- CN204504953U CN204504953U CN201520071510.8U CN201520071510U CN204504953U CN 204504953 U CN204504953 U CN 204504953U CN 201520071510 U CN201520071510 U CN 201520071510U CN 204504953 U CN204504953 U CN 204504953U
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- output shaft
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Abstract
The utility model relates to a kind of electric tool, specifically a kind of dual trace eccentric structure polishing machine, comprise body, drive motors is provided with in described body, drive motors connects output shaft, and it also comprises eccentric block, rolling bearing, eccentric shaft and polishing disk, and described eccentric block top is provided with the upper hole coordinated with output shaft, eccentric block bottom is provided with the lower opening coordinated with eccentric shaft, upper hole and lower opening decentraction; Described eccentric shaft comprises axle body and lower end, and lower end diameter is greater than axle body diameter, and rolling bearing inner ring is arranged on axle body, and axle body upper end is provided with circlip for shaft, and housing washer is fixed by screws on eccentric block; Described eccentric shaft is fixedly connected with polishing disk.This practicality newly adopts eccentric block structure design, and polishing disk both rotated around output shaft, also rotated around eccentric shaft, thus form dual trace curve movement, in use, very laborsaving, efficient, and substantially increase quality of finish, also greatly reduce the professional of user.
Description
Technical field
The utility model relates to a kind of electric tool, specifically a kind of dual trace eccentric structure polishing machine.
Background technology
Polishing machine and angle grinding machine all belong to electric tool, and polishing machine is made up of primary elements such as body, polishing disk, polishing fabric and polishing covers.Motor is fixed on body, and the tapered sleeve of fixing polishing dish is connected with motor reel by screw.Polishing fabric is fastened on polishing disk by lasso, and motor, by after the switch connection power activation on base, just can apply pressure with hand to sample and carry out polishing on the polishing disk rotated.Angle grinding machine is exactly utilize the disc wheel of High Rotation Speed and elastic grinding wheel, wire wheel etc. to carry out grinding, cutting, rust cleaning, polishing processing to hardware.Angle grinding machine is applicable to for cutting, grinding and brushing metal and stone material.
On market, most polishing machine is all coaxially concentric polishing machine, compares effort during use, also needs very professional human users simultaneously, could use.In addition, due to coaxially concentric design, the load of polishing directly acts on output, has a significant impact service life equipment (motor).
In addition, existing electric tool commercially, or the single function possessing angle mill, or the single function possessing polishing.In order to cost-saving, provide the utilization rate of single equipment, expand equipment use scope, thus design a kind of device that simultaneously can possess angle mill and polishing machine function, also seem very necessary.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of easy and simple to handle laborsaving, and structure is simple, the dual trace eccentric structure polishing machine relatively grown service life.
A kind of dual trace eccentric structure polishing machine, comprise body, drive motors is provided with in described body, drive motors connects output shaft, it also comprises eccentric block, rolling bearing, eccentric shaft and polishing disk, described eccentric block top is provided with the upper hole coordinated with output shaft, and eccentric block bottom is provided with the lower opening coordinated with eccentric shaft, upper hole and lower opening decentraction; Described eccentric shaft comprises axle body and lower end, and lower end diameter is greater than axle body diameter, and rolling bearing inner ring is arranged on axle body, and axle body upper end is provided with circlip for shaft, and housing washer is fixed by screws on eccentric block; Described eccentric shaft is fixedly connected with polishing disk.
As preferably, described output shaft has external screw thread, described eccentric block has the internal thread coordinated with external screw thread in hole.
As preferably, described polishing disk upper end is provided with and has externally threaded fixed axis, and eccentric shaft center is provided with the threaded interior hole coordinated with above-mentioned fixed axis.
In the utility model, eccentric shaft axle body and rolling bearing integral installation are in eccentric block lower opening.Need according to the length of eccentric shaft axle body and the depth of eccentric block lower opening, bearing can be selected one or more.As preferably, described rolling bearing comprises upper bearing (metal) and lower bearing two, and upper bearing (metal) and lower bearing sleeve are located on eccentric shaft axle body.
As preferably, described rolling bearing is deep groove ball bearing.
As preferably, it also includes polishing cover, and described polishing cover and body clamping, eccentric block is positioned at polishing cover.Polishing cover is used for covering the assemblies such as eccentric block, to protect the personal safety of operator.
As preferably, it also includes the angle be selectively connected with body and grinds assembly, described angle mill assembly comprises wheel guard, top board, grinding wheel, lower platen from top to bottom, described wheel guard and body clamping, the center of top board and grinding wheel has through hole, and through-hole diameter is not less than output shaft diameter, and lower platen has threaded interior hole, output shaft has external screw thread, is threaded between lower platen with output shaft.
The utility model has following beneficial effect:
(1) adopt eccentric block structure design, polishing disk both rotated around output shaft, also rotated around eccentric shaft, thus form dual trace curve movement, in use, very laborsaving, efficient, and substantially increase quality of finish, also greatly reduce the professional of user;
(2) by polishing assemblies such as dismounting eccentric block, rolling bearing, eccentric shaft and polishing disks, mill assembly in angle in replacement, can switch to angle grinding machine, add the function of product, expand equipment use scope by sanding machine.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of embodiment one dual trace eccentric structure polishing machine (except body);
Fig. 2 is the assembly structure schematic diagram of embodiment one dual trace eccentric structure polishing machine;
Fig. 3 is the fundamental diagram of embodiment one dual trace eccentric structure polishing machine;
Fig. 4 is the structural representation of the utility model embodiment two.
Detailed description of the invention
Below in conjunction with accompanying drawing and instantiation, the utility model is described further, but protection domain of the present utility model is not limited to this.
Embodiment one
With reference to Fig. 1,2, a kind of dual trace eccentric structure polishing machine, comprise body 1, drive motors is provided with in described body, drive motors connects output shaft 11, and it also comprises polishing cover 51, eccentric block 61, rolling bearing 63, eccentric shaft 65 and polishing disk 7, and described eccentric block 61 top is provided with the upper hole coordinated with output shaft 11, eccentric block 61 bottom is provided with the lower opening coordinated with eccentric shaft, upper hole and lower opening decentraction; Described eccentric shaft comprises axle body 651 and lower end 652, and lower end 652 diameter is greater than axle body 651 diameter, and rolling bearing inner ring is arranged on axle body, and axle body upper end is provided with circlip for shaft 62, and housing washer is fixed on eccentric block 61 by screw 64.
Described polishing disk 7 upper end is provided with and has externally threaded fixed axis 71, and eccentric shaft center is provided with the threaded interior hole coordinated with above-mentioned fixed axis 71, and described eccentric shaft 65 is fixedly connected with polishing disk 7 screw thread.
Described output shaft 11 has external screw thread, described eccentric block 61 has the internal thread coordinated with external screw thread in hole.
In the utility model, eccentric shaft axle body 651 and rolling bearing 63 integral installation are in eccentric block lower opening.Described rolling bearing 63 comprises upper bearing (metal) and lower bearing two, and upper bearing (metal) and lower bearing sleeve are located on eccentric shaft axle body 651.Described rolling bearing 63 is deep groove ball bearing.
Described polishing cover 51 and body 1 clamping, eccentric block 61 is positioned at polishing cover 51.
The assembling process of the polishing machine of the utility model dual trace eccentric structure is:
Two deep groove ball bearings 63 being loaded eccentric shaft 65, circlip for shaft 62 on card, by installing the eccentric shaft of deep groove ball bearing 63 and the upper circlip for shaft 62 of card, loading in eccentric block 61 lower opening; Two major part screws 64 of screwing on are fixed with eccentric block, make the outer perimeter section of compression deep groove ball bearing 63; Finally, by polishing disk 7 by being screwed on eccentric shaft.Polishing disk 7 can change the outfit sizes specification.
The operation principle of the polishing machine of the utility model dual trace eccentric structure is:
With reference to Fig. 3, drive motors drives output shaft 11 to rotate, and the pivot of output shaft 11 is O
1, thus drive polishing disk 7 to do a circular movement locus, this movement locus formed is that the Article 1 curve movement T1(of dual trace polishing machine is represented by dashed line); After polishing disk 7 rotates, due to output shaft 11 pivot O
1with eccentric shaft pivot O
2decentraction (eccentric distance e), under the influence of centrifugal force, polishing disk 7 can simultaneously around eccentric shaft pivot O
2rotation, the Article 2 curve movement T2(defining dual trace eccentric structure polishing machine is indicated by the solid line).
Embodiment two
With reference to Fig. 4, unloaded by the assemblies such as the polishing cover 51 of embodiment one, eccentric block 61, rolling bearing 63, eccentric shaft 65 and polishing disk 7, on body 1, established angle mill assembly, can obtain angle grinding machine.
A kind of angle grinding machine, comprise body 1, be provided with drive motors in described body 1, drive motors connects output shaft 11, and described angle mill assembly comprises wheel guard 52, top board 2, grinding wheel 3, lower platen 4 from top to bottom, described wheel guard 52 and body 1 clamping, the center of top board 2 and grinding wheel 3 has through hole, and through-hole diameter is not less than output shaft diameter, and lower platen 4 has threaded interior hole, output shaft 11 has external screw thread, and lower platen 4 is threaded with between output shaft.
The assembling process that the utility model switches to angle grinding machine function is:
Body is loaded onto wheel guard 52, wheel guard 52 adopts the mode of quick locking, is connected on body 1 protecgulum.Install pressing plate 2, grinding wheel 3, lower platen 4 successively, threaded endoporus on lower platen 4, by this threaded interior hole, lower platen 4 is tightened on output shaft, and compresses top board 2 and grinding wheel 3, makes to fix with output shaft.
Claims (8)
1. a dual trace eccentric structure polishing machine, comprise body, drive motors is provided with in described body, drive motors connects output shaft, it is characterized in that: it also comprises eccentric block, rolling bearing, eccentric shaft and polishing disk, described eccentric block top is provided with the upper hole coordinated with output shaft, and eccentric block bottom is provided with the lower opening coordinated with eccentric shaft, upper hole and lower opening decentraction; Described eccentric shaft comprises axle body and lower end, and lower end diameter is greater than axle body diameter, and rolling bearing inner ring is arranged on axle body, and axle body upper end is provided with circlip for shaft, and housing washer is fixed by screws on eccentric block; Described eccentric shaft is fixedly connected with polishing disk.
2. dual trace eccentric structure polishing machine according to claim 1, is characterized in that: described output shaft has external screw thread, described eccentric block has the internal thread coordinated with external screw thread in hole.
3. dual trace eccentric structure polishing machine according to claim 1, it is characterized in that: described polishing disk upper end is provided with and has externally threaded fixed axis, eccentric shaft center is provided with the threaded interior hole coordinated with above-mentioned fixed axis.
4. dual trace eccentric structure polishing machine according to claim 1, is characterized in that: described rolling bearing comprises upper bearing (metal) and lower bearing two, and upper bearing (metal) and lower bearing sleeve are located on eccentric shaft axle body.
5. dual trace eccentric structure polishing machine according to claim 1, is characterized in that: described rolling bearing is deep groove ball bearing.
6. according to the dual trace eccentric structure polishing machine one of Claims 1 to 5 Suo Shu, it is characterized in that: it also includes polishing cover, described polishing cover and body clamping, eccentric block is positioned at polishing cover.
7. dual trace eccentric structure polishing machine according to claim 1, it is characterized in that: it also includes the angle be selectively connected with body and grinds assembly, described angle mill assembly comprises wheel guard, top board, grinding wheel, lower platen from top to bottom, described wheel guard and body clamping, the center of top board and grinding wheel has through hole, and through-hole diameter is not less than output shaft diameter, and lower platen has threaded interior hole, output shaft has external screw thread, is threaded between lower platen with output shaft.
8. dual trace eccentric structure polishing machine according to claim 6, it is characterized in that: it also includes the angle be selectively connected with body and grinds assembly, described angle mill assembly comprises wheel guard, top board, grinding wheel, lower platen from top to bottom, described wheel guard and body clamping, the center of top board and grinding wheel has through hole, and through-hole diameter is not less than output shaft diameter, and lower platen has threaded interior hole, output shaft has external screw thread, is threaded between lower platen with output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520071510.8U CN204504953U (en) | 2015-02-02 | 2015-02-02 | A kind of dual trace eccentric structure polishing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520071510.8U CN204504953U (en) | 2015-02-02 | 2015-02-02 | A kind of dual trace eccentric structure polishing machine |
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| CN204504953U true CN204504953U (en) | 2015-07-29 |
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| CN201520071510.8U Active CN204504953U (en) | 2015-02-02 | 2015-02-02 | A kind of dual trace eccentric structure polishing machine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589189A (en) * | 2015-02-02 | 2015-05-06 | 浙江金美电动工具有限公司 | Double-track eccentric structure polishing machine |
| WO2019041392A1 (en) * | 2017-08-31 | 2019-03-07 | 广州市永合祥自动化设备科技有限公司 | Polishing machine and rotation positioning mechanism thereof |
| WO2019041393A1 (en) * | 2017-08-31 | 2019-03-07 | 广州市永合祥自动化设备科技有限公司 | Lapping and polishing mechanism |
| WO2019041391A1 (en) * | 2017-08-31 | 2019-03-07 | 广州市永合祥自动化设备科技有限公司 | Lapping and polishing machine and auxiliary mechanism thereof |
| CN110997231A (en) * | 2017-08-11 | 2020-04-10 | 罗伯特·博世有限公司 | Quick-action clamping device for a portable power tool, in particular an angle grinder, in particular having at least one rotatably drivable output shaft |
| WO2020103302A1 (en) * | 2018-11-23 | 2020-05-28 | 李鹏 | Eccentric polishing machine |
| CN112157526A (en) * | 2020-09-28 | 2021-01-01 | 中国科学院光电技术研究所 | Flat-rotating polishing device |
| CN114515989A (en) * | 2022-03-11 | 2022-05-20 | 常州赛迪工具有限公司 | Mode switching mechanism of electric polishing tool and dual-mode eccentric polishing machine |
-
2015
- 2015-02-02 CN CN201520071510.8U patent/CN204504953U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589189A (en) * | 2015-02-02 | 2015-05-06 | 浙江金美电动工具有限公司 | Double-track eccentric structure polishing machine |
| CN110997231A (en) * | 2017-08-11 | 2020-04-10 | 罗伯特·博世有限公司 | Quick-action clamping device for a portable power tool, in particular an angle grinder, in particular having at least one rotatably drivable output shaft |
| CN110997231B (en) * | 2017-08-11 | 2023-05-23 | 罗伯特·博世有限公司 | Quick clamping device, machine tool system and machine tool application |
| WO2019041392A1 (en) * | 2017-08-31 | 2019-03-07 | 广州市永合祥自动化设备科技有限公司 | Polishing machine and rotation positioning mechanism thereof |
| WO2019041393A1 (en) * | 2017-08-31 | 2019-03-07 | 广州市永合祥自动化设备科技有限公司 | Lapping and polishing mechanism |
| WO2019041391A1 (en) * | 2017-08-31 | 2019-03-07 | 广州市永合祥自动化设备科技有限公司 | Lapping and polishing machine and auxiliary mechanism thereof |
| WO2020103302A1 (en) * | 2018-11-23 | 2020-05-28 | 李鹏 | Eccentric polishing machine |
| CN112157526A (en) * | 2020-09-28 | 2021-01-01 | 中国科学院光电技术研究所 | Flat-rotating polishing device |
| CN114515989A (en) * | 2022-03-11 | 2022-05-20 | 常州赛迪工具有限公司 | Mode switching mechanism of electric polishing tool and dual-mode eccentric polishing machine |
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