CN106493623B - Polishing class tool and sander - Google Patents
Polishing class tool and sander Download PDFInfo
- Publication number
- CN106493623B CN106493623B CN201510556962.XA CN201510556962A CN106493623B CN 106493623 B CN106493623 B CN 106493623B CN 201510556962 A CN201510556962 A CN 201510556962A CN 106493623 B CN106493623 B CN 106493623B
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- output shaft
- movable part
- bottom plate
- pivot center
- driving
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
- B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of polishing class tool, especially a kind of sanders, comprising: bottom plate, output shaft and movable part；Bottom plate is for installing sand paper, and output shaft and bottom plate, which are constituted, to be rotatablely connected, and movable part is configured to move along the pivot center direction of output shaft；Bottom plate include or be fixedly connected be configured to movable part cooperate driving section；Output shaft drives bottom plate to revolve with the pivot center of output shaft；When movable part is moved to first position along the pivot center direction of output shaft, movable part and driving section cooperate, and the relative rotation of bottom plate and output shaft is locked；When movable part is moved to the second position along the pivot center direction of output shaft, movable part disengages with driving section, and the relative rotation of bottom plate and output shaft is released.The sander is exported with double mode, is improved work efficiency.
Description
Technical field
The present invention relates to a kind of polishing class tools, and in particular to a kind of sander.
Background technique
Sander has been to be concerned by more and more people as a kind of sanding and polishing class tool, and from structure, sander is usual
It include: shell, motor, eccentric stiffener and bottom plate.Shell is for accommodating motor and eccentric stiffener, and bottom plate is set to outside shell, bottom
Sand paper can be clamped on plate.Motor driven eccentric stiffener, eccentric stiffener drive bottom plate with the electrical axis rotation of motor or public affairs
Turn or rotation simultaneously and revolution, to realize sand paper to the grinding and buffing of workpiece.
Under normal conditions, user is carrying out needing constantly to convert workpiece in bruting process using sander to workpiece
It is roughly ground and is refined, or even need that the same region of the same workpiece is roughly ground and refined back and forth.In this way, when to work
When part is roughly ground, user needs using Flat plate type sander, and when being refined to workpiece, user then needs replacing another
The sander of a disc type, when needing to roughly grind again, user then needs to be replaced with Flat plate type sander again.In this way, user
Diverter tool back and forth, hence it is evident that reduce working efficiency.
Summary of the invention
A kind of sander, comprising: bottom plate, for installing sand paper；Output shaft is constituted with bottom plate and is rotatablely connected；Movable part, quilt
It is arranged to move along the pivot center direction of output shaft；Bottom plate includes or is fixedly connected with: driving section, is configured to and lives
Moving part cooperation；Output shaft drives bottom plate to revolve by axis of the pivot center of output shaft；In movable part along the pivot center of output shaft
When direction is moved to first position, movable part and driving section cooperate, and the relative rotation of bottom plate and output shaft is locked；In movable part
When being moved to the second position along the pivot center direction of output shaft, movable part disengages with driving section, bottom plate and output shaft
Relative rotation is released.
Further, when output shaft is rotated using its pivot center as axis, movable part is using the pivot center of output shaft as axis
Also to pass through the rotation axis of itself as axis rotation while revolution.
Further, movable part is formed with driving portion, and when movable part is moved to first position, driving portion drives driving section
Bottom plate and movable part is constituted to rotate synchronously.
Further, sander further include: operating parts, it can opposed bottom rotation；Keep it opposite in user's operation operating parts
When bottom plate is rotated in a first direction, operating parts can drive movable part close to first position；In operating parts opposed bottom along second
When direction is mobile, operating parts can drive movable part close to the second position.
Further, sander further includes eccentric part, and output shaft can drive bottom plate revolution and rotation by eccentric part.
Another sander, comprising: output shaft assembly；Motor, for driving output shaft assembly around pivot axis；Sand
Ray machine further include: bearing, bottom plate, movable part and driving member；Bearing is installed to output shaft assembly, and bottom plate passes through bearing and output shaft
Component constitutes rotation connection；Movable part is slidably connected with output shaft assembly composition, and driving member is fixedly connected with bottom plate；Movable part is set
There is driving portion, driving member, which is equipped with, slides into the driving section of first position Shi Nengyu driving portion cooperation in movable part；Movable part with it is defeated
Shaft assembly constitutes the pivot center for being oriented parallel to output shaft assembly being slidably connected out.
Further, sander further include: bearing block, for installing bearing；Bottom plate is fixedly connected with the bearing seat.
Further, output shaft assembly further includes eccentric part, and output shaft assembly drives bottom plate to rotate by eccentric part.
Further, sander further include: operating parts, including guide part；Guide part can be oriented to movable part along output shaft group
It is slided with respect to output shaft assembly in the pivot center direction of part.
A kind of polishing class tool, comprising: output is used for driving instrument attachment；Output shaft constitutes rotation with output and connects
It connects；Movable part is configured to move along the pivot center direction of output shaft；Output includes or is fixedly connected with: driving section,
It is configured to cooperate with movable part；Output shaft drives output to revolve by axis of the pivot center of output shaft；On movable part edge
When the pivot center of output shaft is moved to first position, movable part and driving section cooperate, the relative rotation of output and output shaft
It is locked；When movable part is moved to the second position along the pivot center of output shaft, movable part disengages with driving section, output
The relative rotation of part and output shaft is released.
Bottom plate can be rotated with different motor patterns, to realize that the sander is exported with double mode, improve work
Efficiency.
Detailed description of the invention
Fig. 1 shows the contour structures of the sander of one embodiment；
Fig. 2 is that the sander in Fig. 1 is detached from structural schematic diagram when cooperating in movable part and driving member；
Fig. 3 is the enlarged diagram of part-structure in Fig. 2；
Fig. 4 is structural schematic diagram of the sander when movable part and driving member cooperate in Fig. 1.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
Sander 100 shown in FIG. 1 includes: shell 11, switch 12, motor 13 and bottom plate 14.
Shell 11 is used to accommodate each component in sander 100, and shell 11 may include handle portion 111 and receiving portion 112.
Handle portion 111 is used to hold for user, and receiving portion 112 forms the accommodation space for accommodating each component；Switch 12 can be installed on handle
On hand 111.User is capable of the trigger switch 12 of relatively convenient when holding handle portion 111, switch 12 for example can for for
Start the trigger of sander 100.
The energy that motor 13 is used to provide energy source is converted into power output.Motor 13 including that can be with pivot center A
One end of the output shaft 131 of axis rotation, output shaft 131 is used for output power.
Bottom plate 14 is for installing sand paper, in the driving of motor 13 and the transmission mechanism between motor 13 and bottom plate 14
Under, bottom plate 14 and output shaft 131 are constituted and are rotatablely connected, so as to move reciprocatingly or swing.When bottom plate 14 does reciprocal fortune
When dynamic or swing, sand paper can constantly rub on the surface of workpiece, to realize to the grinding and buffing of workpiece etc.
Function.
For convenience of explanation, the present invention is using sander 100 as a specific embodiment, substantially, below the present invention
The invention introduced substantially is also applied for other polishing class tools, corresponding, may include for defeated in other polishing class tools
Other outputs of power out, the working accessory being adapted to by the movement driving of the output with it.
As shown in Fig. 2, sander 100 further include: eccentric part 15, bearing block 17, driving member 18, bushing 19, is lived at bearing 16
Moving part 21 and operating parts 22, wherein eccentric part 15, bushing 19 also together constitute output shaft assembly with output shaft 131.It is exporting
In the axial direction of axis 131, eccentric part 15 and bushing 19 are set gradually up and down；A diameter at eccentric part 15 is equipped in output shaft 131
Upwards, eccentric part 15, bearing 16 and bearing block 17 are set gradually from the inside to the outside；And one at bushing 19 is equipped in output shaft 131
It is a radially, set gradually bushing 19, movable part 21, operating parts 22 and bottom plate 14 from the inside to the outside；And driving member 18 is then set to
Between bottom plate 14 and bearing block 17.
The content for clearly illustrating technical solution for convenience, especially makes defined below: defining the direction pivot center A is
Axial, definition is circumferentially, to define using pivot center A as the circumference of center axis by the circumferencial direction of center axis of pivot center A
Radial direction is radial.
Specifically, eccentric part 15 surrounds output shaft 131, and opposite 131 eccentric setting of output shaft.Eccentric part 15 is installed to defeated
It is fixedly connected on shaft 131 and with output shaft 131.Eccentric part 15 is referred to respect to 131 eccentric setting of output shaft when eccentric part 15
When with a central axis B, the pivot center A of central axis B and output shaft 131 is parallel to each other and there is also one between the two
A distance d1.The presence of distance d1 makes when output shaft 131 rotates, and eccentric part 15 can transmit the rotation of output shaft 131
At the rotation and revolution of the other components being connect with eccentric part 15.
Eccentric part 15 can be for example a fan, and fan is located at outside the casing of motor 13, when fan is with 131 turns of output shaft
When dynamic, it can generate for the other components or the heat transmission gas that radiates of circuit in motor 13 or shell 11
Stream.Fan includes: mounting portion 151 and outlet section 152.Mounting portion 151 is used to fan being fixedly installed to output shaft 131, thus
It can be rotated synchronously with output shaft 131, outlet section 152 is for generating radiating airflow in shell 11.Here, mounting portion 151
It constitutes to rotate synchronously with output shaft 131 and refers to that another also can when a rotation in output shaft 131 and mounting portion 151
With the rotation of identical angular speed.Wherein, mounting portion 151 is with respect to 131 eccentric setting of output shaft, the central axis B of mounting portion 151 with
The pivot center A of output shaft 131 is parallel and is not overlapped.
The coefficient of friction when eccentric part 15 that bearing 16 is used to reduce output shaft 131 and be set on output shaft 131 rotates,
Guarantee the rotating accuracy and the depth of parallelism of output shaft 131.As shown in figure 3, bearing 16 can be rolling bearing, rolling bearing includes interior
Circle 161, outer ring 162 and ball 163.Inner ring 161 is arranged around eccentric part 15, and is fixedly connected with eccentric part 15.162 ring of outer ring
It is arranged around inner ring 161, and is fixedly connected with bearing block 17.Ball 163 is set between inner ring 161 and outer ring 162, be used for so that
Outer ring 162 can be rotated relative to inner ring 161.
Bearing block 17 is for accommodating and installing bearing 16, and the outer ring 162 of bearing 16 is fixedly connected with bearing block 17, thus axis
Synchronous rotation can be constituted with the outer ring 162 of bearing 16 by holding seat 17.Bearing block 17 is also fixedly connected with the composition of bottom plate 14, at this moment,
When bottom plate 14 limits it without other structures, bottom plate 14 can be constituted together with the outer ring 162 of bearing block 17 and bearing 16
Step rotation.
Driving member 18 is set to 16, bearing between bottom plate 14, and driving member 18 is also fixed to bearing 16 with bottom plate 14 together
On seat.As shown in figure 3, driving member 18 is the annular element being arranged around output shaft 131, there is annular element an aperture to be greater than
The centre bore of the diameter of output shaft 131.The inner ring 161 of annular element is also formed with driving section 181.In other embodiments, it is driven
Part 18 can also be integrally formed with bottom plate 14, and driving section 181 is then formed by a part of bottom plate 14.
The circular different axial positions that output shaft 131 is arranged in of 19 relative eccentric part 15 of bushing, bushing 19 are also opposite
131 eccentric setting of output shaft is also fixedly connected with the composition of output shaft 131.The outer diameter of bushing 19 is also greater than the internal diameter of bearing 16,
In this way, on the direction pivot center A, under the collective effect of bushing 19 and eccentric part 15, axis of the bearing 16 with respect to output shaft 131
It is fixed to position.
Movable part 21 is installed on bushing 19, and 19 circumferential position of bushing relatively of movable part 21 is fixed, thus bushing 19 can incite somebody to action
The rotation transmitting of output shaft 131 is at movable part 21 using the pivot center A of output shaft 131 as the revolution of axis and to pass through in itself
The rotation of mandrel line B.Movable part 21 is removable with respect to the axial position of bushing 19, so that movable part 21 and output shaft 131
Constitute being slidably connected along the direction pivot center A.Movable part 21 is also formed with driving portion 211, and driving portion 211 is used for and driving member
18 driving section 181 cooperates.When movable part 21 be moved to that driving portion 211 and driving section 181 cooperate along the direction pivot center A the
When one position, such as the position of movable part 21 shown in Fig. 4 can be a specific first position, at this point, driving member 18
It can constitute and rotate synchronously with movable part 21；And when movable part 21 is moved to driving portion 211 and driving section along the direction pivot center A
181 disengage the second position when, such as the position of movable part shown in Fig. 2 21 can be a specific second
It sets, at this point, the rotation of driving member 18 is no longer influenced by the limitation of movable part 21.
Specifically, driving section 181 and driving portion 211 can for can intermeshing tooth, in this way, when movable part 21 is mobile
When being intermeshed to driving portion 211 and driving section 181, driving member 18 and movable part 21 are constituted and are rotated synchronously, which can be edge
It is parallel to the straight-tooth of the direction pivot center A extension, or linearly extended tiltedly along one intersected with pivot center A inclination
Tooth；Alternatively, driving section 181 and driving portion 211 cooperate also by form locking structure, such as say, driving section 181 is groove, driving
Portion 211 is the protrusion that can be embedded in groove；Again alternatively, driving section 181 and driving portion 211 can also directly pass through friction fit,
When the two contacts with each other, wherein a side can constitute synchronous rotation with it by frictional force drives another party.
Operating parts 22 is used for for user's operation, and movable part 21 can be driven to turn along output shaft 131 when being user-operably
The direction shaft line A is slided with respect to output shaft 131, and is rotated in a first direction its opposed bottom 14 in user's operation operating parts 22
When, operating parts 22 can drive movable part 21 close to first position, and be rotated in a second direction, in 22 opposed bottom 14 of operating parts
When, operating parts 22 can drive movable part 21 close to the second position.Wherein, first direction and second direction be respectively counterclockwise and
Afterwards clockwise in one and another.Specifically, 22 energy opposed bottom 14 of operating parts rotates, and operating parts 22 and bottom plate 14 exist
Pivot center A is configured to relatively fixed on direction.At this time in order to realize that the rotation of operating parts 22 can drive movable part 21 to slide,
Be formed with a guide part 221 on operating parts 22, guide part 221 by one of a skewed slot on operating parts 22 it is inclined tiltedly
Face is formed, corresponding, and movable part 21 is formed with the lug boss 212 that can be embedded into skewed slot.In this way, on inclined-plane and lug boss 212
Under the action of, when operating parts 22 rotates, guide part 221 can be oriented to pivot center A direction phase of the movable part 21 along output shaft 131
Output shaft 131 is slided.
In order to facilitate each component is assembled, bottom plate 14 is also formed with a central through hole 141, and output shaft 131 partially protrudes into
Central through hole 141, bushing 19, movable part 21 and operating parts 22 are set in central through hole 141.And bottom plate 14 can then pass through spiral shell
It is fixed to bearing block 17 with driving member 18 by nail.
Hereinafter, the transmission principle of motion mode and each component to bottom plate 14 is described further:
Firstly, operating parts 22 is in initial position, movable part 21 is located at the second that cooperation is detached from driving member 18 at this time
It sets, the inner ring 161 of bearing 16 and outer ring 162 can relatively rotate, and in other words, connect with the outer ring 162 of bearing 16
Bearing block 17 and bottom plate 14 are released with respect to the spinning motion of output shaft 131, thus at this time when output shaft 131 is with rotation axis
When line A is that axis rotates, under the action of eccentric part 15 and bearing 16, bottom plate 14 can be public with the pivot center A of output shaft 131
Turn, while bottom plate 14 can also do irregular rotation by axis of rotation axis, so that the motor pattern of bottom plate 14 can at this time
So that sander 100 refines workpiece；Then, user rotates operating parts 22, and operating parts 22 is lived by the guiding of guide part 221
The output shaft 131 relatively of moving part 21 slides into the first position contacted with driving member 18 along pivot center A, at this time driving member 18 and work
Moving part 21, which is constituted, to be rotated synchronously, and the outer ring 162 of bearing 16 is locked with respect to inner ring 161, in other words, the outer ring 162 with bearing 16
The bearing block 17 and bottom plate 14 of connection are locked with respect to the spinning motion of output shaft 131, thus at this time when output shaft 131 with
When pivot center A is that axis rotates, under the action of bushing 19, movable part 21 and driving member 18, bottom plate 14 can be with output shaft 131
Pivot center A revolution, while bottom plate 14 can also be that axis do regular compulsory rotation using rotation axis, thus bottom plate at this time
14 motor pattern enables to sander 100 to roughly grind workpiece, and then the switching of implementation pattern.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (15)
1. a kind of sander, comprising:
Bottom plate, for installing sand paper；
Output shaft is constituted with the bottom plate and is rotatablely connected；
Movable part is configured to move along the pivot center direction of the output shaft；
Driving section is formed on the bottom plate；
The driving section is configured to cooperate with the movable part；
The output shaft drives the bottom plate to revolve by axis of the pivot center of the output shaft；
When the movable part is moved to first position along the pivot center direction of the output shaft, the movable part and the biography
Dynamic portion's cooperation, the relative rotation of the bottom plate and the output shaft are locked；
When the movable part is moved to the second position along the pivot center direction of the output shaft, the movable part and the biography
Dynamic portion disengages, and the relative rotation of the bottom plate and the output shaft is released.
2. sander according to claim 1, which is characterized in that
When the output shaft is rotated using its pivot center as axis, the movable part is using the pivot center of the output shaft as axis public affairs
Also to pass through the rotation axis of itself as axis rotation while turning.
3. sander according to claim 1 or 2, which is characterized in that
The movable part is formed with driving portion, and when the movable part is moved to the first position, the driving portion drives institute
Stating driving section makes the bottom plate and the movable part constitute synchronous rotation.
4. sander according to claim 1 or 2, which is characterized in that
The sander further include:
Operating parts can be rotated relative to the bottom plate；
When the operating parts described in user's operation is rotated in a first direction its relatively described bottom plate, the operating parts can drive described
Movable part is close to the first position；When the operating parts moves in a second direction relative to the bottom plate, the operating parts
The movable part can be driven close to the second position.
5. sander according to claim 1 or 2, which is characterized in that
The sander further includes eccentric part, and the output shaft can drive the bottom plate revolution and rotation by the eccentric part.
6. a kind of sander, comprising:
Bottom plate, for installing sand paper；
Output shaft is constituted with the bottom plate and is rotatablely connected；
Movable part is configured to move along the pivot center direction of the output shaft；
Driving member is directly fixedly connected on the bottom plate:
Wherein driving member is set between bearing block and bottom plate；
Bearing block is fixedly connected by driving member with bottom plate；
Driving section is formed on driving member, the driving section is configured to cooperate with the movable part；
The output shaft drives the bottom plate to revolve by axis of the pivot center of the output shaft；
When the movable part is moved to first position along the pivot center direction of the output shaft, the movable part and the biography
Dynamic portion's cooperation, the relative rotation of the bottom plate and the output shaft are locked；
When the movable part is moved to the second position along the pivot center direction of the output shaft, the movable part and the biography
Dynamic portion disengages, and the relative rotation of the bottom plate and the output shaft is released.
7. sander according to claim 6, which is characterized in that
When the output shaft is rotated using its pivot center as axis, the movable part is using the pivot center of the output shaft as axis public affairs
Also to pass through the rotation axis of itself as axis rotation while turning.
8. sander according to claim 7, which is characterized in that
The movable part is formed with driving portion, and when the movable part is moved to the first position, the driving portion drives institute
Stating driving section makes the bottom plate and the movable part constitute synchronous rotation.
9. sander according to claim 6 or 7, which is characterized in that
The sander further include:
Operating parts can be rotated relative to the bottom plate；
When the operating parts described in user's operation is rotated in a first direction its relatively described bottom plate, the operating parts can drive described
Movable part is close to the first position；When the operating parts moves in a second direction relative to the bottom plate, the operating parts
The movable part can be driven close to the second position.
10. sander according to claim 6 or 7, which is characterized in that
The sander further includes eccentric part, and the output shaft can drive the bottom plate revolution and rotation by the eccentric part.
11. a kind of sander, comprising:
Output shaft assembly；
Motor, for driving the output shaft assembly around pivot axis；
It is characterized in that,
The sander further include: bearing, bottom plate, bearing block, movable part and driving member；
The bearing block is for installing the bearing；
The bearing is installed to the output shaft assembly, and the bottom plate is made up of the bearing and the output shaft assembly and rotates
Connection；
The movable part is slidably connected with output shaft assembly composition, and the driving member is directly fixedly connected with the bottom plate,
The driving member is set between the bearing block and the bottom plate, and the bottom plate is solid by the driving member and the bearing block
Fixed connection；
The movable part is equipped with driving portion, and the driving member is equipped with can be with the drive when the movable part slides into first position
The driving section of dynamic portion's cooperation；
The movable part and the output shaft assembly constitute the rotation axis for being oriented parallel to the output shaft assembly being slidably connected
Line.
12. sander according to claim 11, which is characterized in that
The output shaft assembly further includes eccentric part, and the output shaft assembly drives the bottom plate rotation by the eccentric part.
13. sander according to claim 11, which is characterized in that
The sander further include:
Operating parts, including guide part；
The guide part can be oriented to the movable part along the relatively described output shaft group in the pivot center direction of the output shaft assembly
Part sliding.
14. a kind of polishing class tool, comprising:
Output is used for driving instrument attachment；
Output shaft is constituted with the output and is rotatablely connected；
Movable part is configured to move along the pivot center direction of the output shaft；
Driving section is formed on the output；
The driving section is configured to cooperate with the movable part；
The output shaft drives the output to revolve by axis of the pivot center of the output shaft；
When the movable part is moved to first position along the pivot center of the output shaft, the movable part and the driving section
The relative rotation of cooperation, the output and the output shaft is locked；
When the movable part is moved to the second position along the pivot center of the output shaft, the movable part and the driving section
It disengages, the relative rotation of the output and the output shaft is released.
15. a kind of polishing class tool, comprising:
Output is used for driving instrument attachment；
Output shaft is constituted with the output and is rotatablely connected；
Movable part is configured to move along the pivot center direction of the output shaft；
The output is directly fixedly connected with driving member:
Driving member is set between bearing block and output；
The bearing block is fixedly connected by driving member with output；
Driving section is formed on driving member, the driving section is configured to cooperate with the movable part；
The output shaft drives the output to revolve by axis of the pivot center of the output shaft；
When the movable part is moved to first position along the pivot center of the output shaft, the movable part and the driving section
The relative rotation of cooperation, the output and the output shaft is locked；
When the movable part is moved to the second position along the pivot center of the output shaft, the movable part and the driving section
It disengages, the relative rotation of the output and the output shaft is released.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510556962.XA CN106493623B (en) | 2015-09-04 | 2015-09-04 | Polishing class tool and sander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510556962.XA CN106493623B (en) | 2015-09-04 | 2015-09-04 | Polishing class tool and sander |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106493623A CN106493623A (en) | 2017-03-15 |
| CN106493623B true CN106493623B (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510556962.XA Expired - Fee Related CN106493623B (en) | 2015-09-04 | 2015-09-04 | Polishing class tool and sander |
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| CN (1) | CN106493623B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107225477A (en) * | 2017-06-06 | 2017-10-03 | 浙江亚特电器有限公司 | A kind of circle sand machine using safety |
| CN109702589A (en) * | 2017-10-26 | 2019-05-03 | 沈阳黎明国际动力工业有限公司 | A kind of aero-engine casing part mounting base sander |
| WO2019154292A1 (en) * | 2018-02-11 | 2019-08-15 | 南京德朔实业有限公司 | Polishing tool |
| CN113523984B (en) * | 2021-07-16 | 2022-08-16 | 无锡中车时代智能装备研究院有限公司 | Multi-head intelligent polishing device |
| CN114523405A (en) * | 2021-10-14 | 2022-05-24 | 杭州电子科技大学 | Eccentric slewer of translation revolution |
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| US6132300A (en) * | 1994-07-26 | 2000-10-17 | Black & Decker Inc. | Dual function oscillating tool |
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| Publication number | Publication date |
|---|---|
| CN106493623A (en) | 2017-03-15 |
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