CN106378689A - Angle grinder capable of adjusting angle of grinding disk - Google Patents
Angle grinder capable of adjusting angle of grinding disk Download PDFInfo
- Publication number
- CN106378689A CN106378689A CN201610950472.2A CN201610950472A CN106378689A CN 106378689 A CN106378689 A CN 106378689A CN 201610950472 A CN201610950472 A CN 201610950472A CN 106378689 A CN106378689 A CN 106378689A
- Authority
- CN
- China
- Prior art keywords
- housing
- rotary shaft
- fixture block
- inner chamber
- fixedly connected
- 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.)
- Pending
Links
Classifications
-
- 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
- B24B23/028—Angle tools
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- 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
- B24B45/00—Means for securing grinding wheels on rotary arbors
- B24B45/003—Accessories therefor
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an angle grinder capable of adjusting the angle of a grinding disk. The angle grinder comprises a casing; a controller is fixedly connected at the top of the right side of the casing; the bottom of the casing is sleeved with a casing pipe, penetrates through the top of the casing pipe and extends to an inner cavity of the casing pipe; damping devices are arranged between two sides of the inner cavity of the casing pipe and the casing; and each damping device comprises a first vertical plate, the right side of the first vertical plate is fixedly connected with the inner wall of the casing pipe, the center of the left side of the first vertical plate is movably connected with a connecting rod through a rotating shaft, and one end, far away from the first vertical plate, of the connecting rod is movably connected with a second vertical plate through a rotating shaft. With the angle grinder, the grinding disk is fixed, a ball is arranged, and the angle of the ball can be adjusted at will, so that the angle of the grinding disk can be adjusted, the operation posture of an operator is greatly simplified, the operator can operate the grinder in an easier posture, and the working efficiency is improved.
Description
Technical field
The present invention relates to mechanical equipment technical field, the angle grinder of specially a kind of adjustable abrasive disc angle.
Background technology
Angle grinder, also known as grinder or disc mill, is a kind of grinding tool for fiberglass cutting and polishing, angle grinder is one
Plant the portable electric tool using fiberglass cutting and polishing, be mainly used in cutting, grinding and brushing metal and stone material etc., existing
The angle of some angle grinder abrasive discs maintains static, and the angle between abrasive disc and rotating shaft is right angle, is carrying out different azimuth to metal
Polishing when need to adjust angle and the orientation of whole angle grinder, could convenient metal is polished, whole adjusting
Make gesture and the posture also change to be combined with of operator while individual angle grinder orientation, easily make operator produce fatigue
Sense, because the vibrations of angle grinder also can drive the hand of operator to shake together during long-time operation, makes the hand of operator
Easily become numb, sense of touch reduces, thus reducing operating efficiency.
Content of the invention
It is an object of the invention to provide a kind of angle grinder of adjustable abrasive disc angle, to solve to carry in above-mentioned background technology
The problem going out.
For achieving the above object, the present invention provides following technical scheme：A kind of angle grinder of adjustable abrasive disc angle, including
Housing, the top on the right side of described housing is fixedly connected with controller, and the bottom of described housing is arranged with sleeve pipe, the bottom of described housing
Portion runs through the top of sleeve pipe and extends to the inner chamber of sleeve pipe, is provided with damping dress between the both sides of described sleeve pipe inner chamber and housing
Put, described damping device includes starting stave, the right side of described starting stave is fixedly connected with the inwall of sleeve pipe, described first erects
Center on the left of plate is connected with connecting rod by rotating shaft, and described connecting rod is lived by rotating shaft away from one end of starting stave
Being dynamically connected has the second riser, and the upper and lower ends on the left of described starting stave are provided with the first spring, described first spring away from
One end of starting stave is fixedly connected with the right side of the second riser, and the left side of described second riser is fixing with the outer wall of housing even
Connect, the bottom of described housing is fixedly connected with the bottom of cannula cavity by second spring, the top on the right side of described housing cavity
It is fixedly connected with motor housing, the right side of described motor box cavity is fixedly connected with motor, and described motor runs through motor by rotating shaft
The left side of case simultaneously extends to the inner chamber of housing, and one end that the rotating shaft of described motor is located at housing cavity is fixedly connected with driving tooth
Wheel, the inner chamber of described housing is provided through the first rotary shaft, lives in the right side of the right-hand member of described first rotary shaft and housing cavity
It is dynamically connected, the left end of described first rotary shaft runs through the left side of housing and extends to the outside of housing, in described first rotary shaft
And it is arranged with the driven gear being adapted with driving gear, the left end setting of described first rotary shaft positioned at one end of housing cavity
There is clamping device, described clamping device includes the first fixture block and the second fixture block, the right-hand member of described first fixture block and the second fixture block is equal
It is flexibly connected with the first rotary shaft by rotating shaft, the left side of described second fixture block bottom is fixedly connected with nut, described first folder
It is provided with ball between block and the second fixture block, described ball offers through hole, the left side at described first fixture block top is run through and set
It is equipped with bolt, the bottom of described bolt sequentially passes through the first fixture block, through hole and nut from top to bottom and extends to the bottom of nut,
The left side of described ball is fixedly connected with bull stick, and the left end of described bull stick is fixedly connected with abrasive disc by fastening bolt, described shell
The inner chamber of body is provided with the second rotary shaft, and the described bottom of the second rotary shaft is flexibly connected with the bottom of housing cavity, and described
The top of two rotary shafts is fixedly connected with first bevel gear, is arranged with described first rotary shaft and positioned at the right side of driven gear
The second bevel gear being adapted with first bevel gear, described first bevel gear is engaged with second bevel gear, described second rotary shaft
Bottom that is upper and being located at first bevel gear is arranged with fan leaf, and described housing offers louvre, described controller and motor
It is electrically connected with.
Preferably, it is provided with bearing between described first rotary shaft and housing.
Preferably, described driving gear is engaged with driven gear.
Preferably, the inwall of described first fixture block and the second fixture block is provided with rubber blanket.
Preferably, described motor housing offers hole of leaking out.
Compared with prior art, the invention has the beneficial effects as follows：The angle grinder of this adjustable abrasive disc angle, by sleeve pipe with
It is provided with damping device, the setting of the first spring and second spring can slow down angle grinder operationally to operator between housing
The vibrations that come of hand strap, to the hand of operator, there is protective effect, clamping device be provided with by the left end of the first rotary shaft, the
One fixture block is clamped to ball with the second fixture block, and the cooperation of bolts and nuts can be carried out to the first fixture block and the second fixture block admittedly
Fixed, thus being fixed to abrasive disc, the setting of ball can arbitrarily adjust the angle of ball, therefore to adjust the angle of abrasive disc,
Enormously simplify the operation posture of operator, so that operator is operated with more easily posture, improve operating efficiency.
Brief description
Fig. 1 is present configuration schematic diagram；
Fig. 2 is the structural representation of damping device of the present invention；
Fig. 3 is the structural representation of clamping device of the present invention；
Fig. 4 is the top view of ball of the present invention.
In figure：1 housing, 2 controllers, 3 sleeve pipes, 4 damping devices, 41 starting staves, 42 connecting rods, 43 second risers, 44
First spring, 5 second springs, 6 motor housings, 7 motors, 8 driving gears, 9 first rotary shafts, 10 driven gears, 11 clamping devices,
111 first fixture blocks, 112 second fixture blocks, 113 nuts, 114 balls, 115 through holes, 116 bolts, 12 bull sticks, 13 abrasive discs, 14 second
Rotary shaft, 15 first bevel gears, 16 second bevel gears, 17 fan leafs, 18 louvres, 19 rubber blankets.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1-4, the present invention provides a kind of technical scheme：A kind of angle grinder of adjustable abrasive disc angle, including shell
Body 1, the top on housing 1 right side is fixedly connected with controller 2, and the bottom of housing 1 is arranged with sleeve pipe 3, and set is run through in the bottom of housing 1
The top of pipe 3 simultaneously extends to the inner chamber of sleeve pipe 3, is provided with damping device 4, damping fills between the both sides of sleeve pipe 3 inner chamber and housing 1
Put 4 and include starting stave 41, the right side of starting stave 41 is fixedly connected with the inwall of sleeve pipe 3, the center in starting stave 41 left side
Place is connected with connecting rod 42 by rotating shaft, and connecting rod 42 is connected with the away from one end of starting stave 41 by rotating shaft
Two risers 43, the upper and lower ends in starting stave 41 left side are provided with the first spring 44, and the first spring 44 is away from starting stave 41
One end be fixedly connected with the right side of the second riser 43, the left side of the second riser 43 is fixedly connected with the outer wall of housing 1, housing 1
Bottom be fixedly connected with the bottom of sleeve pipe 3 inner chamber by second spring 5, by be provided between sleeve pipe 3 and housing 1 damping dress
Put 4, the setting of the first spring 44 and second spring 5 can slow down the vibrations that angle grinder is operationally come to the hand strap of operator,
To the hand of operator, there is protective effect, the top on the right side of housing 1 inner chamber is fixedly connected with motor housing 6, the right side of motor housing 6 inner chamber
Side is fixedly connected with motor 7, and motor housing 6 offers hole of leaking out, and the setting in hole of leaking out can be radiated to motor 7, motor 7
The left side of motor housing 6 is run through by rotating shaft and extends to the inner chamber of housing 1, the rotating shaft of motor 7 is solid positioned at one end of housing 1 inner chamber
Surely it is connected with driving gear 8, the inner chamber of housing 1 is provided through the first rotary shaft 9, in the right-hand member of the first rotary shaft 9 and housing 1
The right side in chamber is flexibly connected, and the left end of the first rotary shaft 9 runs through the left side of housing 1 and extends to the outside of housing 1, the first rotation
Be provided with bearing between axle 9 and housing 1, rotating freely of the first rotary shaft 9 is easy in the setting of bearing, in the first rotary shaft 9 and
It is arranged with the driven gear 10 being adapted with driving gear 8, driving gear 8 and driven gear 10 positioned at one end of housing 1 inner chamber
Engagement, the left end of the first rotary shaft 9 is provided with clamping device 11, and clamping device 11 includes the first fixture block 111 and the second fixture block
112, the right-hand member of the first fixture block 111 and the second fixture block 112 is all flexibly connected with the first rotary shaft 9 by rotating shaft, the first fixture block 111
The inwall of the second fixture block 112 is provided with rubber blanket 19, the left side of the second fixture block 112 bottom is fixedly connected with nut 113, first
It is provided with ball 114, rubber blanket 19 has protective effect to ball 114, on ball 114 between fixture block 111 and the second fixture block 112
Offer through hole 115, the left side at the first fixture block 111 top is provided through bolt 116, the bottom of bolt 116 from top to bottom according to
The secondary bottom run through the first fixture block 111, through hole 115 and nut 113 and extend to nut 113, the left side of ball 114 is fixedly connected
There is bull stick 12, the left end of bull stick 12 is fixedly connected with abrasive disc 13 by fastening bolt, and the inner chamber of housing 1 is provided with the second rotary shaft
14, the bottom of the second rotary shaft 14 is flexibly connected with the bottom of housing 1 inner chamber, and the bottom of the second rotary shaft 14 is run through in housing 1
The bottom in chamber is simultaneously flexibly connected by bearing, and the top of the second rotary shaft 14 is fixedly connected with first bevel gear 15, the first rotation
It is arranged with the second bevel gear 16 being adapted with first bevel gear 15, the first cone tooth on axle 9 and positioned at the right side of driven gear 10
Wheel 15 is engaged with second bevel gear 16, is arranged with fan leaf 17 in the second rotary shaft 14 and positioned at the bottom of first bevel gear 15,
Louvre 18 is offered on housing 1, fan leaf 17 can be radiated to the inner chamber of housing 1 with the setting of louvre 18, control
Device 2 is electrically connected with motor 7, and the left end of the first rotary shaft 9 is provided with clamping device 11, the first fixture block 111 and the second folder
Block 112 is clamped to ball 114, and bolt 116 can be entered to the first fixture block 111 and the second fixture block 112 with the cooperation of nut 113
Row is fixed, thus being fixed to abrasive disc 13, the setting of ball 114 can arbitrarily adjust the angle of ball 114, therefore to adjust
The angle of abrasive disc 13, enormously simplify the operation posture of operator, so that operator is operated with more easily posture, improves
Operating efficiency.
Operation principle：Using when rotation ball 114 adjust angle between bull stick 12 and the first rotary shaft 9, thus adjusting
The angle of section abrasive disc 13, swivel bolt 116 is fixed to ball 114, by the rotating shaft rotation of controller 2 controlled motor 7, electricity
The rotating shaft of machine 7 drives driving gear 8 to rotate, and driving gear 8 drives driven gear 10 to rotate, and driven gear 10 drives the first rotation
Axle 9 rotates, and the first rotary shaft 9 drives bull stick 12 to rotate, and bull stick 12 drives abrasive disc 13 to rotate and metal is polished.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and can carry out multiple changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (5)
1. a kind of angle grinder of adjustable abrasive disc angle, including housing（1）It is characterised in that：Described housing（1）The top on right side
It is fixedly connected with controller（2）, described housing（1）Bottom be arranged with sleeve pipe（3）, described housing（1）Bottom run through sleeve pipe
（3）Top and extend to sleeve pipe（3）Inner chamber, described sleeve pipe（3）The both sides of inner chamber and housing（1）Between be provided with damping dress
Put（4）, described damping device（4）Including starting stave（41）, described starting stave（41）Right side and sleeve pipe（3）Inwall solid
Fixed connection, described starting stave（41）The center in left side is connected with connecting rod by rotating shaft（42）, described connecting rod
（42）Away from starting stave（41）One end the second riser is connected with by rotating shaft（43）, described starting stave（41）Left side
Upper and lower ends be provided with the first spring（44）, described first spring（44）Away from starting stave（41）One end with second erect
Plate（43）Right side be fixedly connected, described second riser（43）Left side and housing（1）Outer wall be fixedly connected, described housing
（1）Bottom pass through second spring（5）With sleeve pipe（3）The bottom of inner chamber is fixedly connected, described housing（1）Top on the right side of inner chamber
It is fixedly connected with motor housing（6）, described motor housing（6）The right side of inner chamber is fixedly connected with motor（7）, described motor（7）Pass through
Rotating shaft runs through motor housing（6）Left side and extend to housing（1）Inner chamber, described motor（7）Rotating shaft be located at housing（1）Inner chamber
One end be fixedly connected with driving gear（8）, described housing（1）Inner chamber be provided through the first rotary shaft（9）, described first
Rotary shaft（9）Right-hand member and housing（1）The right side of inner chamber is flexibly connected, described first rotary shaft（9）Left end run through housing（1）
Left side and extend to housing（1）Outside, described first rotary shaft（9）Above and positioned at housing（1）One end of inner chamber is arranged with
With driving gear（8）The driven gear being adapted（10）, described first rotary shaft（9）Left end be provided with clamping device（11）,
Described clamping device（11）Including the first fixture block（111）With the second fixture block（112）, described first fixture block（111）With the second fixture block
（112）Right-hand member all by rotating shaft and the first rotary shaft（9）It is flexibly connected, described second fixture block（112）The left side of bottom is fixed
It is connected with nut（113）, described first fixture block（111）With the second fixture block（112）Between be provided with ball（114）, described ball
（114）On offer through hole（115）, described first fixture block（111）The left side at top is provided through bolt（116）, described spiral shell
Bolt（116）Bottom sequentially pass through the first fixture block from top to bottom（111）, through hole（115）And nut（113）And extend to nut
（113）Bottom, described ball（114）Left side be fixedly connected with bull stick（12）, described bull stick（12）Left end pass through fastening
Bolt is fixedly connected with abrasive disc（13）, described housing（1）Inner chamber be provided with the second rotary shaft（14）, described second rotary shaft
（14）Bottom and housing（1）The bottom of inner chamber is flexibly connected, described second rotary shaft（14）Top be fixedly connected with first
Bevel gear（15）, described first rotary shaft（9）Above and positioned at driven gear（10）Right side be arranged with and first bevel gear（15）
The second bevel gear being adapted（16）, described first bevel gear（15）With second bevel gear（16）Engagement, described second rotary shaft
（14）Above and positioned at first bevel gear（15）Bottom be arranged with fan leaf（17）, described housing（1）On offer louvre
（18）, described controller（2）With motor（7）It is electrically connected with.
2. a kind of adjustable abrasive disc angle according to claim 1 angle grinder it is characterised in that：Described first rotary shaft
（9）With housing（1）Between be provided with bearing.
3. a kind of adjustable abrasive disc angle according to claim 1 angle grinder it is characterised in that：Described driving gear
（8）With driven gear（10）Engagement.
4. a kind of adjustable abrasive disc angle according to claim 1 angle grinder it is characterised in that：Described first fixture block
（111）With the second fixture block（112）Inwall be provided with rubber blanket（19）.
5. a kind of adjustable abrasive disc angle according to claim 1 angle grinder it is characterised in that：Described motor housing（6）
On offer hole of leaking out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610950472.2A CN106378689A (en) | 2016-10-27 | 2016-10-27 | Angle grinder capable of adjusting angle of grinding disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610950472.2A CN106378689A (en) | 2016-10-27 | 2016-10-27 | Angle grinder capable of adjusting angle of grinding disk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106378689A true CN106378689A (en) | 2017-02-08 |
Family
ID=57958387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610950472.2A Pending CN106378689A (en) | 2016-10-27 | 2016-10-27 | Angle grinder capable of adjusting angle of grinding disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106378689A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309755A (en) * | 2017-07-26 | 2017-11-03 | 苏州标杆知识产权运营有限公司 | A kind of multi-angle sander |
| CN107584382A (en) * | 2017-10-31 | 2018-01-16 | 丘利锋 | A kind of good angle grinder of water proof and dust proof performance |
| CN108000363A (en) * | 2017-12-17 | 2018-05-08 | 孟静 | A kind of cutter device |
| CN108188904A (en) * | 2018-01-12 | 2018-06-22 | 张佳宁 | A kind of angle grinder for being not required to hold and ensure straight cuts |
| CN108890793A (en) * | 2018-06-25 | 2018-11-27 | 许林峰 | A kind of Furniture manufacturing plank chamfering device |
| CN108908027A (en) * | 2018-06-06 | 2018-11-30 | 浙江开创电气有限公司 | Hand-held angle grinder |
| CN108942535A (en) * | 2018-08-17 | 2018-12-07 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of valve cavity polishing grinding device |
| CN109015270A (en) * | 2018-07-23 | 2018-12-18 | 徐州云泰汽车电器有限公司 | A kind of workpiece polishing mechanism of automobile moulding |
| CN111109945A (en) * | 2019-12-24 | 2020-05-08 | 陕西博睿信息科技有限公司 | Industrial design simulation product rotation type viewing device |
| CN111673591A (en) * | 2020-06-11 | 2020-09-18 | 滕治富 | Boats and ships maintenance is with burnishing and polishing device |
| CN112405256A (en) * | 2020-10-20 | 2021-02-26 | 中车青岛四方机车车辆股份有限公司 | Grinding equipment with angle adjusting function |
| CN112643492A (en) * | 2021-01-23 | 2021-04-13 | 杭州中知华谷科技有限公司 | Handheld angle grinder |
| CN113263409A (en) * | 2021-05-19 | 2021-08-17 | 浙江机电职业技术学院 | Angle grinder with adjustable angle and using method thereof |
| CN117141991A (en) * | 2023-10-30 | 2023-12-01 | 广东彩惠智能科技有限公司 | Full-automatic instant lottery sorting assembly line |
-
2016
- 2016-10-27 CN CN201610950472.2A patent/CN106378689A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309755A (en) * | 2017-07-26 | 2017-11-03 | 苏州标杆知识产权运营有限公司 | A kind of multi-angle sander |
| CN107584382A (en) * | 2017-10-31 | 2018-01-16 | 丘利锋 | A kind of good angle grinder of water proof and dust proof performance |
| CN108000363A (en) * | 2017-12-17 | 2018-05-08 | 孟静 | A kind of cutter device |
| CN108188904A (en) * | 2018-01-12 | 2018-06-22 | 张佳宁 | A kind of angle grinder for being not required to hold and ensure straight cuts |
| CN108908027A (en) * | 2018-06-06 | 2018-11-30 | 浙江开创电气有限公司 | Hand-held angle grinder |
| CN108890793A (en) * | 2018-06-25 | 2018-11-27 | 许林峰 | A kind of Furniture manufacturing plank chamfering device |
| CN109015270A (en) * | 2018-07-23 | 2018-12-18 | 徐州云泰汽车电器有限公司 | A kind of workpiece polishing mechanism of automobile moulding |
| CN108942535B (en) * | 2018-08-17 | 2019-10-11 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of valve cavity polishing grinding device |
| CN108942535A (en) * | 2018-08-17 | 2018-12-07 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of valve cavity polishing grinding device |
| CN111109945A (en) * | 2019-12-24 | 2020-05-08 | 陕西博睿信息科技有限公司 | Industrial design simulation product rotation type viewing device |
| CN111673591A (en) * | 2020-06-11 | 2020-09-18 | 滕治富 | Boats and ships maintenance is with burnishing and polishing device |
| CN112405256A (en) * | 2020-10-20 | 2021-02-26 | 中车青岛四方机车车辆股份有限公司 | Grinding equipment with angle adjusting function |
| CN112405256B (en) * | 2020-10-20 | 2022-03-18 | 中车青岛四方机车车辆股份有限公司 | Grinding equipment with angle adjusting function |
| CN112643492A (en) * | 2021-01-23 | 2021-04-13 | 杭州中知华谷科技有限公司 | Handheld angle grinder |
| CN112643492B (en) * | 2021-01-23 | 2021-12-03 | 浙江奥特工具有限公司 | Handheld angle grinder |
| CN113263409A (en) * | 2021-05-19 | 2021-08-17 | 浙江机电职业技术学院 | Angle grinder with adjustable angle and using method thereof |
| CN113263409B (en) * | 2021-05-19 | 2022-03-08 | 浙江机电职业技术学院 | Angle grinder with adjustable angle and using method thereof |
| CN117141991A (en) * | 2023-10-30 | 2023-12-01 | 广东彩惠智能科技有限公司 | Full-automatic instant lottery sorting assembly line |
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| WD01 | Invention patent application deemed withdrawn after publication |