CN107030608A - Sanding machine - Google Patents
Sanding machine Download PDFInfo
- Publication number
- CN107030608A CN107030608A CN201610367847.2A CN201610367847A CN107030608A CN 107030608 A CN107030608 A CN 107030608A CN 201610367847 A CN201610367847 A CN 201610367847A CN 107030608 A CN107030608 A CN 107030608A
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- CN
- China
- Prior art keywords
- fan
- air
- bottom plate
- pivot center
- motor
- 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.)
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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
- 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
-
- 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
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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 sander, comprising: the fan comprises a shell, a motor, a bottom plate, a transmission assembly and a fan; the shell is provided with a handle part, the motor is accommodated in the shell, the bottom plate is used for installing a polishing piece, the transmission assembly is used for realizing transmission between the motor and the bottom plate, and the fan can be driven by the motor to rotate by taking an axis as a shaft; wherein, the bottom plate is formed with: the transmission assembly accommodating cavity can be at least partially accommodated; the fan is formed with: an air outlet; the air outlet is used for discharging airflow generated when the fan rotates from the fan; when the fan rotates, the air flow discharged from the air outlet can flow at least in the direction away from the accommodating cavity and towards the upper side surface of the bottom plate. The sander has the advantages of good heat dissipation effect, low power consumption of the fan, low noise and contribution to reduction of the axial size of the whole sander.
Description
Technical field
The present invention relates to a kind of electric tool, and in particular to a kind of sander.
Background technology
Flat sanding machine is realized in material lists such as timber, plastics, stone material, metals by the ring-swing of every bit on bottom plate
Face is polished polishing.But sander is in loaded work piece, the biography at carbon brush commutation component, electric machine rotor component and bottom plate
The heating power of dynamic component is higher, directly affects the load life and user's operation comfort of complete machine.
It is existing in order to be radiated to sander, it will usually two fans are provided with sander, one is motor
Fan, another is the centrifugal fan outside motor.Wherein, electric motor fan is used for carbon brush commutation component, rotor to motor
Component is radiated；Centrifugal fan is used for the transmission component radiating at bottom plate.But such structure causes in sander
Two-way radiating airflow is formed, not only radiating effect can not be guaranteed, and power consumption is higher, noise is larger, even complete machine
Size is also larger.
The content of the invention
A kind of sander, including：Housing, motor, bottom plate, transmission component and fan；Housing is formed with handle portion, and motor holds
It is contained in housing, bottom plate is used to install polishing part, and transmission component is used between motor and bottom plate realize transmission, and fan can be electric
Machine driving is rotated by axle of an axis；Wherein, bottom plate is formed with：It at least can partly accommodate transmission component accommodating chamber；Fan is formed
Have：Air outlet；The air-flow that air outlet is used to produce when fan is rotated is discharged from fan；Wherein, when fan is rotated, go out certainly
The air-flow of air port discharge can at least flow to the direction of the upper side away from accommodating chamber and towards bottom plate.
Further, housing is formed with：Connect the inside and outside air flow inlet of housing；What is produced when fan is rotated flows into from gas
The air-flow that mouth enters housing and discharged by air outlet can at least flow through motor.
Further, on the direction along the pivot center of fan, the overall size that fan and transmission component are constituted is big
In equal to 18mm be less than or equal to 40mm.
Further, on the direction perpendicular to the pivot center of fan, fan is at least partially disposed in the outer of accommodating chamber
Between wall and the inwall of housing.
Further, fan includes：Support, more than two flabellums and air dam；Support is used to make fan with motor
Motor shaft is rotated, and flabellum is set around support, and air dam can be oriented to air-flow and tilt the direction intersected along with the pivot center of fan
Discharge air outlet；Wherein, air outlet is formed between two adjacent flabellums.
Further, air dam is formed with wind-guiding face；The friendship of wind-guiding face and the plane of a pivot center through passing through fan
Straight line where line is tilted with the pivot center of fan to intersect.
Further, in a ring, air dam connects two adjacent flabellums to air dam；In the side of the pivot center along fan
Upwards, the inward flange of air dam is higher than the outward flange of support.
Further, flabellum includes：Upper edge；Upper edge extends to the outside of support from the inward flange of air dam
Edge.
Further, along along direction parallel to the pivot center of fan, up/down perforation between two adjacent flabellums.
Further, sander also includes：Kuppe；Kuppe is formed with energy backstop and hung down from the air-flow edge that air outlet is discharged
The guide face of the direction flowing of the straight pivot center in fan.
The good heat dissipation effect of the sander, and the power consumption of fan is low, the noise of generation is low, but also can be conducive to
The diminution of complete machine axial dimension.
Brief description of the drawings
Fig. 1 is the structural representation of sander；
Fig. 2 is the profile of the sander part-structure in Fig. 1；
Fig. 3 is the profile of the fan in Fig. 2；
Fig. 4 is the three-dimensional structure diagram of the fan in Fig. 2；
Fig. 5 is the three-dimensional structure diagram at another visual angle of the fan in Fig. 2；
Fig. 6 is the three-dimensional structure diagram of the kuppe in Fig. 2.
Embodiment
Make specific introduce to the present invention below in conjunction with the drawings and specific embodiments.
As depicted in figs. 1 and 2, sander 100 can include：Housing 11, switch 12, bottom plate 13, motor 14, transmission component
15 and vibration rack 16.
Wherein, housing 11 is as the profile portion of sander 100, and it is formed with handle portion 111, receiving portion 112 and support
Portion 113.Handle portion 111 be used for for user grip, its one end is connected with receiving portion 112, the other end can with for being connected outside
The cable connection of power supply.Receiving portion 112 is located between handle portion 111 and cradle portion 113, is internally formed receiving space, motor 14
It can be arranged in receiving space.Cradle portion 113 is used to cover at least part vibration rack 16.
Switch 12 can be installed on the handle portion 111 of housing 11, so, and user is when gripping handle portion 111, Neng Gouxiang
To convenient trigger switch 12, the switch 12 can be the main switch for starting sander 100.
Bottom plate 13 is used to fix polishing part, realizes the function of grinding and buffing.Bottom plate 13 is used for close to the side of housing 11
Vibration rack 16 is set, and the opposite side of bottom plate 13 is used to fix the polishing parts such as sand paper.Here, bottom plate 13 might as well be defined vibration is set
The side of support 16 is upper side, and bottom plate 13 sets the side of the polishing parts such as sand paper to be downside.
Motor 14 is as prime mover of sander 100, and it is arranged in housing 11.Motor 14 includes being used to output power
To the motor shaft 141 of transmission component 15, motor shaft 141 can be rotated around electrical axis for axle.
Transmission component 15 is arranged between motor 14 and bottom plate 13, for realizing transmission between motor 14 and bottom plate 13,
So that bottom plate 13 is swung relative to housing 11.For sander 100 shuttle-type for flat board, transmission component 15 can be passed
Eccentric motion is passed, so as to realize that bottom plate 13 is swung by axle of its center axis.Specifically, transmission component 15 can for example be wrapped
Include：Eccentric part, bearing and balancing weight etc., no longer specifically introduce the detailed construction of transmission component 15 here.
In order to install transmission component 15, bottom plate 13 is also formed with an accommodating chamber 131, and accommodating chamber 131 is used at least partly
Accommodate transmission component 15.
Vibration rack 16 is arranged between bottom plate 13 and the cradle portion 113 of housing 11, and vibration rack 16 is used in bottom plate 13
In motion process, limitation bottom plate 13 it is swung in the range of predetermined angle, it is to avoid bottom plate 13 swing exceed predetermined angle and
Rotation.
As shown in Figures 2 and 3, sander 100 also includes：Fan 20 and kuppe 30, fan 20 and kuppe 30 are set
Between motor 14 and bottom plate 13.
Fan 20 can be driven by axle of an axis by motor 14 and rotate, and the axis is turning for fan 20 illustrated in fig. 2
Shaft line 101, the electrical axis of the pivot center 101 and motor shaft 141 of fan 20 are parallel to each other, furthermore, fan 20
Electrical axis of the pivot center 101 also with motor shaft 141 overlap.Fan 20 is also formed with：Air inlet 21 and air outlet
22, housing 11 is formed with：Air flow inlet 114 and air stream outlet 115.
As shown in Figures 2 and 3, when it is that axle is rotated that fan 20 is with the pivot center 101 of its own, can produce can at least give
The air-flow that sander 100 radiates, the air-flow is entered in housing 11 from the air flow inlet 114 of housing 11, then passes through air inlet
21 enter to fan 20, then discharge fan 20 from air outlet 22, finally flow out to housing 11 from the air stream outlet 115 of housing 11
It is outside.The air-flow above produced when rotating of fan 20 can also at least flow through the accommodating chamber that motor 14 and bottom plate 13 are formed
At 131 outer wall, so the air-flow can not only radiate to motor 14, additionally it is possible to the transmission group being arranged in accommodating chamber 131
Part 15 radiates, so as to improve radiating effect, extends the service life of transmission component 15.
Wherein, for housing 11, air flow inlet 114 connects the inside and outside of housing 11, in the pivot center along fan 20
On 101 direction, air flow inlet 114 can be arranged on the top of motor 14, more specifically, and air flow inlet 114 can be set
On the handle portion 111 of housing 11, so, the air-flow energy for flowing into housing 11 by air flow inlet 114 and being discharged by air outlet 22
Motor 14 is enough flowed through, is radiated to motor 14.Air stream outlet 115 also connects the inside and outside of housing 11, in the rotation along fan 20
On the direction of axis 101, air stream outlet 115 can be arranged on the lower section of motor 14, more specifically, and air stream outlet 115 can be with
It is to be formed by the opening of the lower end of housing 11, the accommodating chamber 131 of air stream outlet 115 and bottom plate 13 is generally disposed at same axial direction
Position, so that the air-flow for flowing out housing 11 by air stream outlet 115 can also flow through the outer wall of accommodating chamber 131, reaches to transmission
The purpose that component 15 is radiated.
In order to realize more preferable radiating effect, for fan 20, the air inlet 21 that fan 20 is formed is used for wind
The air-flow produced in housing 11 when rotating of fan 20 is introduced to fan 20, and the air outlet 22 that fan 20 is formed is used for will be in wind
The air-flow that fan 20 is produced when rotating is discharged from fan 20.Wherein, when fan 20 is rotated, from air outlet 22 discharge air-flow at least
It can be flowed to the direction of the upper side away from accommodating chamber 131 and towards bottom plate 13.Wherein, air-flow to away from accommodating chamber 131 side
To flowing so that air-flow after the outer wall of accommodating chamber 131 is flowed through further away from accommodating chamber 131, so as to which transmission component 15 is passed
The heat for being handed to accommodating chamber 131 is taken away, and then reaches the purpose radiated to transmission component 15.In addition, air-flow is towards bottom plate
13 direction flowing, enables to air-flow to blow to bottom plate 13, is then flowed out to again by air stream outlet 115 outside housing 11, a side
Face, the air-flow can radiate to bottom plate 13, that is to say that the air-flow can be simultaneously to motor 14, transmission component 15 and bottom plate
13 are radiated, on the other hand, and air-flow effectively can also blow out the dust on bottom plate 13 to outside housing 11, reach dedusting
Effect, and be conducive to assembled machine balance.
Specifically, as shown in Figures 2 to 5, fan 20 includes：Support 23, flabellum 24 and air dam 25.
The roughly annular structure of support 23, the motor shaft 141 of support 23 and motor 14, which is constituted, to be fixedly connected, support 23 it is interior
Snare certainly, is also provided with other on motor shaft 141 between the inner ring of support 23 and the outer ring of motor shaft 141
Parts, as long as support 23 can cause fan 20 to be rotated in the lump with motor shaft 141.
Fan 20 includes more than two flabellums 24, and multiple flabellums 24 are set around the outer ring of support 23.In other words, fan
The direction extension that the outer ring of leaf 24 from support 23 is directed away from support 23 is formed.The above is formed between two adjacent flabellums 24
Described air inlet 21 and air outlet 22.Along along the direction of pivot center 101 parallel to fan 20, air inlet 21 is arranged on two
The upper end in clamped space between individual flabellum 24, air outlet 22 is arranged on clamped space lower end between two flabellums 24.
Substantially also in a ring, air dam 25 connects two adjacent flabellums 24, further, air dam 25 to air dam 25
On the circumferencial direction centered on the pivot center 101 by fan 20 all flabellums 24 of fan 20 can be caused to be connected as one
It is overall.So, air dam 25 is so that the upper part in space clamped between two flabellums 24 is closed, so as to reduce air intake
The size of mouth 21, improves flow velocity.
Air dam 25 can also be oriented to air-flow and tilt the direction intersected discharge air outlet along with the pivot center 101 of fan 20
22, specifically, air dam 25 is formed with wind-guiding face 251.In the plane perpendicular to the pivot center 101 of fan 20, wind-guiding
Face 251 is in the annulus that is projected as of the plane, and the inner ring of annulus may be considered the inward flange 252 of air dam 25, annulus
Outer ring may be considered the outward flange of air dam 25；Likewise, for support 23, support 23 is in turning perpendicular to fan 20
Projection in the plane of shaft line 101 can also may be considered the inward flange of support 23 for an annulus, the inner ring of the annulus,
The outer ring of the annulus may be considered the outward flange 231 of support 23.
For wind-guiding face 251, we might as well be defined through the plane of the pivot center 101 of fan 20 for radially here
Plane, wind-guiding face 251 is tilted with the pivot center 101 of the straight line where the intersection of sagittal plane and fan 20 to intersect.So, lead
Wind face 251 enable air dam 25 be oriented to air-flow from air inlet 21 enter to two flabellums 24 between in clamped space simultaneously
Tilt the direction intersect discharge air outlet 22 along with the pivot center 101 of fan 20, thus air-flow from air outlet 22 along with fan
20 pivot center 101 tilts intersecting direction flowing, and the air-flow is not only in the side along the pivot center 101 parallel to fan 20
There is air flow component upwards, while the air-flow also has air-flow point on edge on the direction of the pivot center 101 of fan 20
Amount, and the air flow component therein on the direction of the pivot center 101 of fan 20 can form accommodating chamber 131 to bottom plate 13
Outer wall carry out forced convertion radiating, in addition along air flow component on the direction of the pivot center 101 of fan 20
There can be higher wind speed in the upper side of bottom plate 13, so as to blow the dust accompanying by the upper side of bottom plate 13 off.
For the concrete structure of fan 20, the bearing of trend of multiple flabellums 24 has certain rotation direction, that is to say fan
Leaf 24 is extended along cambered surface direction.For each flabellum 24, it can include：Connecting portion 241, upper edge 242,
Lower edge portion 243 and peripheral portion 244, wherein, connecting portion 241 is used to cause flabellum 24 to be connected to support 23, adjacent two
Form foregoing air inlet 21 between the upper edge 242 of individual flabellum 24, the lower edge portion of adjacent two flabellums 24
Form a part for foregoing air outlet 22 between 243, formed between the peripheral portion 244 of adjacent two flabellums 24
Another part of foregoing air outlet 22.Wherein, air inlet 21 and air outlet 22 also cause two adjacent flabellums 24
Between on the direction along the pivot center 101 of fan 20 up/down perforation.
On the direction along the pivot center 101 of fan 20, the inward flange 252 of air dam 25 is higher than the outward flange of support 23
231, the upper edge 242 of fan 20 extends to the outward flange 231 of support 23 from the inward flange 252 of air dam 25, so that
Upper edge 242 from air dam 25 along gradually downward direction extend so that positioned at fan more than 20 other parts in fan
Can have on 20 direction of pivot center 101 with fan 20 and partly overlap, and then sander 100 can be reduced in fan 20
Size on the direction of pivot center 101.
On the direction perpendicular to the pivot center 101 of fan 20, peripheral portion 244 is arranged on flabellum 24 farthest away from support
23 position, the connection air dam 25 of peripheral portion 244 and lower edge portion 243, peripheral portion 244 is approximately along parallel to fan 20
Pivot center 101 direction extension.
Lower edge portion 243 extends to the outward flange 231 of support 23 from peripheral portion 244, in edge turning parallel to fan 20
On the direction of shaft line 101, lower edge portion 243 and the junction of peripheral portion 244 are less than lower edge portion 243 and the company of support 23
Place is met, that is to say that lower edge portion 243 extends from peripheral portion 244 along gradually upwardly direction, so that the accommodating chamber 131 of bottom plate 13
It can be partially submerged into fan 20, that is to say, fan 20 is at least partially disposed in the outer wall of accommodating chamber 131 and the inwall of housing 11
Between so that fan 20 exist with accommodating chamber 131 on the direction of pivot center 101 along fan 20 it is overlapping, so as to reduce receiving
The overall size on the direction of pivot center 101 along fan 20 that chamber 131 and fan 20 are constituted, and then reduce the He of fan 20
The overall size on the direction of pivot center 101 along fan 20 that transmission component 15 is constituted, has equally also reached diminution sand
The purpose of size of the ray machine 100 on the direction of pivot center 101 of fan 20.Specifically, the setting of lower edge portion 243 can be with
So that on the direction along the pivot center 101 of fan 20, the overall size that fan 20 and the transmission component 15 are constituted is big
In being less than or equal to 40mm equal to 18mm, further, overall size that they are constituted and sander 100 are in this direction
The ratio of size is more than or equal to 0.12 and is less than or equal to 0.23.
As shown in Figure 2 and Figure 6, kuppe 30 is used for the flow direction for further playing a part of being oriented to air-flow, kuppe 30
It is formed with guide face 31.On the direction perpendicular to the pivot center 101 of fan 20, guide face 31 can partly be arranged on fan
Between 20 air outlet 22 and the inwall of housing 11, thus guide face 31 can air-flow edge discharge from air outlet 22 of backstop perpendicular to
The direction flowing of the pivot center 101 of fan 20, had both had perpendicular to wind when further causing air-flow to be discharged from air outlet 22
Air flow component on the direction of the pivot center 101 of fan 20, has along the air-flow on the direction of the pivot center 101 of fan 20 again
Component.Specifically, guide face 31 can include one section of arc surface, and the arc surface is along the pivot center perpendicular to fan 20
Fan 20 is gradually distance from 101 direction.
When the present invention have detected conventional fan and fan of the invention in same sander respectively, and in rotating speed one
Air mass flow, fan consumption power and fan efficiency under fixed Light Condition at the air flow inlet of sander, wherein fan
Efficiency refers to that air mass flow and fan consume the ratio of power, specifically as shown in Table 1：
Table one
When also have detected conventional fan and fan of the invention in same sander, and in the certain Light Condition of voltage
Under current value and sander input power value, specifically as shown in Table 2：
Table two
It also have detected the defeated of the current value and sander of conventional fan and fan of the invention under the certain load condition of voltage
Enter performance number, specifically as shown in Table 3：
Table three
As can be seen that the relatively conventional fan of the fan of the present invention, the power of fan consumption is obtained from table one, table two and table three
Obvious reduction, fan efficiency is greatly improved, the input work of sander complete machine under unloaded or load condition
Rate is also reduced.
Compared to the structure for setting fan respectively in motor internal and outside motor in the prior art, the wind in the present invention
Fan can not only be realized simultaneously to be radiated to motor and transmission component, improves radiating effect, and power consumption is also set relatively
The structure for putting two fans is low；In addition, formation can enter to motor radiating and to bottom plate respectively on fan compared to others
The structure of the flabellum of row dust suction or drifting dust, the noise produced by fan of the invention is relatively low, and low in energy consumption, overall efficiency
Height, furthermore the axial dimension of sander can also be reduced.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way for above-described embodiment, it is all to be obtained by the way of equivalent substitution or equivalent transformation
Technical scheme, all falls within protection scope of the present invention.
Claims (10)
1. a kind of sander, including：
Housing, is formed with handle portion；
Motor, is contained in the housing；
Bottom plate, for installing polishing part；
Transmission component, for realizing transmission between the motor and the bottom plate；
Fan, can be rotated by motor driving by axle of an axis；
Wherein, the bottom plate is formed with：
Accommodating chamber, at least can partly accommodate the transmission component；
The fan is formed with：
Air outlet, for the air-flow produced when the fan is rotated to be discharged from the fan；
Wherein, when the fan is rotated, the air-flow discharged from the air outlet at least can be to away from the accommodating chamber and direction
The direction flowing of the upper side of the bottom plate.
2. sander according to claim 1, it is characterised in that：
The housing is formed with：
Air flow inlet, connects the inside and outside of the housing；
The air-flow for entering the housing from the air flow inlet and being discharged by the air outlet produced when the fan is rotated
The motor can at least be flowed through.
3. sander according to claim 1, it is characterised in that：
On the direction of the pivot center along the fan, the overall size that the fan and the transmission component are constituted is more than
It is less than or equal to 40mm equal to 18mm.
4. sander according to claim 1, it is characterised in that：
On the direction perpendicular to the pivot center of the fan, the fan is at least partially disposed in the outer wall of the accommodating chamber
Between the inwall of the housing.
5. sander according to claim 1, it is characterised in that：
The fan includes：
Support, for making the fan be rotated with the motor shaft of the motor；
More than two flabellums, are set around the support；
Air dam, can be oriented to air-flow and tilt the direction the intersected discharge air outlet along with the pivot center of the fan；
Wherein, the air outlet is formed between two adjacent flabellums.
6. sander according to claim 5, it is characterised in that：
The air dam is formed with wind-guiding face；The intersection of the plane of the pivot center of the wind-guiding face and a process fan
The straight line at place is tilted with the pivot center of the fan to intersect.
7. sander according to claim 5, it is characterised in that：
In a ring, the air dam connects two adjacent flabellums to the air dam；In the pivot center along the fan
Direction on, the inward flange of the air dam is higher than the outward flange of the support.
8. sander according to claim 7, it is characterised in that：
The flabellum includes：
Upper edge, the outward flange of the support is extended to from the inward flange of the air dam.
9. sander according to claim 5, it is characterised in that：
Along direction of the edge parallel to the pivot center of the fan, up/down perforation between two adjacent flabellums.
10. sander according to claim 1, it is characterised in that：
The sander also includes：
Kuppe, be formed with can air-flow edge discharge from the air outlet of backstop perpendicular to the direction of the pivot center of the fan
The guide face of flowing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610080477 | 2016-02-04 | ||
| CN2016100804774 | 2016-02-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107030608A true CN107030608A (en) | 2017-08-11 |
| CN107030608B CN107030608B (en) | 2019-08-06 |
Family
ID=59532211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610367847.2A Active CN107030608B (en) | 2016-02-04 | 2016-05-30 | sanding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107030608B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019154292A1 (en) * | 2018-02-11 | 2019-08-15 | 南京德朔实业有限公司 | Polishing tool |
| CN110370139A (en) * | 2019-07-04 | 2019-10-25 | 永康市浩巍工具有限公司 | A kind of eccentric stiffener and the electric tool equipped with the eccentric stiffener |
| CN111373918A (en) * | 2018-12-28 | 2020-07-07 | 南京德朔实业有限公司 | Grass trimmer |
| CN112872614A (en) * | 2021-01-12 | 2021-06-01 | 冯叶群 | Thin steel plate laser cutting equipment with blowing device |
| CN113857994A (en) * | 2021-10-19 | 2021-12-31 | 宁波众创工具有限公司 | Operation method of electric tool |
| WO2022001774A1 (en) * | 2020-06-29 | 2022-01-06 | 南京德朔实业有限公司 | Polishing tool |
| EP4059662A1 (en) * | 2021-03-18 | 2022-09-21 | X'Pole Precision Tools Inc. | Grinding machine tool for reducing hotness of casing |
| WO2023061140A1 (en) * | 2021-10-13 | 2023-04-20 | 南京泉峰科技有限公司 | Sanding machine |
| TWI823670B (en) * | 2022-11-10 | 2023-11-21 | 鼎朋企業股份有限公司 | Electric grinding tool machine and its grinding disc cover |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4368342A1 (en) * | 2022-11-10 | 2024-05-15 | X'Pole Precision Tools Inc. | Electric tool grinding machine |
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| CN111373918A (en) * | 2018-12-28 | 2020-07-07 | 南京德朔实业有限公司 | Grass trimmer |
| CN110370139A (en) * | 2019-07-04 | 2019-10-25 | 永康市浩巍工具有限公司 | A kind of eccentric stiffener and the electric tool equipped with the eccentric stiffener |
| WO2022001774A1 (en) * | 2020-06-29 | 2022-01-06 | 南京德朔实业有限公司 | Polishing tool |
| CN112872614A (en) * | 2021-01-12 | 2021-06-01 | 冯叶群 | Thin steel plate laser cutting equipment with blowing device |
| CN112872614B (en) * | 2021-01-12 | 2022-09-02 | 湖南力达工程机械制造有限公司 | Thin steel plate laser cutting equipment with blowing device |
| EP4059662A1 (en) * | 2021-03-18 | 2022-09-21 | X'Pole Precision Tools Inc. | Grinding machine tool for reducing hotness of casing |
| WO2023061140A1 (en) * | 2021-10-13 | 2023-04-20 | 南京泉峰科技有限公司 | Sanding machine |
| CN113857994A (en) * | 2021-10-19 | 2021-12-31 | 宁波众创工具有限公司 | Operation method of electric tool |
| TWI823670B (en) * | 2022-11-10 | 2023-11-21 | 鼎朋企業股份有限公司 | Electric grinding tool machine and its grinding disc cover |
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| CN107030608B (en) | 2019-08-06 |
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Address after: 211106 No. 529, 159, Jiangjun Avenue, Jiangning District, Nanjing, Jiangsu Province Patentee after: Nanjing Quanfeng Technology Co.,Ltd. Address before: 211106, No. 159, general road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu Patentee before: NANJING CHERVON INDUSTRY Co.,Ltd. |