CN206047833U - A kind of heat radiating type angle grinder - Google Patents
A kind of heat radiating type angle grinder Download PDFInfo
- Publication number
- CN206047833U CN206047833U CN201621059609.7U CN201621059609U CN206047833U CN 206047833 U CN206047833 U CN 206047833U CN 201621059609 U CN201621059609 U CN 201621059609U CN 206047833 U CN206047833 U CN 206047833U
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- CN
- China
- Prior art keywords
- gear
- box
- casing
- motor
- angle grinder
- 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.)
- Expired - Fee Related
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Abstract
This utility model is related to a kind of heat radiating type angle grinder, including casing and the gear-box for being arranged on casing front end, motor is provided with casing, the output shaft of motor is provided with fan blade, power transmission shaft is provided with gear-box, one end of power transmission shaft is connected with the output shaft of motor, the other end stretches out gear-box and is connected with grinding wheel, the air inlet connected with chassis cavity is provided with the rear end of casing, it is provided with the rear end of the front end of casing or gear-box and goes out one's intention as revealed in what one says with the inner space of casing, heat dissipation channel is formed between air inlet and air outlet, gear-box is provided with steam vent, steam vent is through to outer wall from the inwall of gear-box.After the technical scheme, air is entered from air inlet, Jing heat dissipation channels are flowed out from air outlet, radiate for motor, air in gear-box is discharged from steam vent, the heat in gear-box to be evacuated in time, angle grinder integral heat sink performance of the present utility model preferably, can lift the service life of angle grinder.
Description
Technical field
This utility model is related to a kind of heat radiating type angle grinder.
Background technology
At present, electric angle grinder mainly uses grinding wheel of sheet type of rotation etc. at a high speed as conventional handheld tool
Metal, stone material etc. are carried out being ground, cut, eliminate rust, polishing processing.Such as Authorization Notice No. CN 202200144U, entitled " handss
Hold electric angle grinder " in Chinese utility model patent, disclose a kind of hand electric angle grinder, including stator case and automatically controlled list
Unit, the stator case passes sequentially through protecgulum, middle cover, bearing chamber and back cover from front to back and correspondence is separated into drive cavity, motor cavity
With circuit chamber；The drive cavity is provided with transmission component, and the motor intracavity is provided with motor, and the circuit intracavity is provided with the control of the motor and returns
Road；The back cover is provided with power interface；The control loop is electrically connected with the corresponding ports of the power interface, the rotating shaft of the motor with
The output shaft of the transmission component is connected, and installs the sand after the output shaft of the transmission component stretches out the protecgulum and in its shaft end
Wheel piece, it is characterised in that：The motor is threephase asynchronous machine, and the ECU is located at outside the stator case, described automatically controlled
Unit is electrically connected with the control loop of the threephase asynchronous machine by the corresponding ports of the power interface.
In the drive cavity of above-mentioned this kind of angle grinder, two axis holes are offered, the output shaft of a power supply machine is placed, another
Place for the power transmission shaft of transmission component, remaining position of drive cavity is closing, due in gear cavity, the output shaft of motor with pass
Be connected by gear train between the power transmission shaft of dynamic component, during working long hours, be driven intracavity air be difficult to and
When exchanged heat with outside air, the radiating effect of whole gear cavity is bad, can affect the service life of gear train.
In consideration of it, inventor is furtherd investigate to the problems referred to above, there is then this case to produce.
Utility model content
The purpose of this utility model is to provide the radiating that a kind of radiating effect is more preferable, can improve angle grinder service life
Type angle grinder.
In order to achieve the above object, this utility model adopts such technical scheme：
A kind of heat radiating type angle grinder, including casing and the gear-box for being arranged on casing front end, are provided with driving electricity in casing
Machine, the output shaft of motor are provided with fan blade, and power transmission shaft, one end of power transmission shaft and the output of motor are provided with gear-box
Axle is connected, and the other end stretches out gear-box and is connected with grinding wheel, is provided with entering of connecting with chassis cavity in the rear end of casing
Air port, is provided with the one's intention as revealed in what one says that goes out with the inner space of casing, air inlet and air outlet in the rear end of the front end of casing or gear-box
Between form heat dissipation channel, gear-box is provided with steam vent, and steam vent is through to outer wall from the inwall of gear-box.
Used as a kind of optimal way of the present utility model, the gear-box is provided with the first end cap, before the casing
End is provided with the second end cap coordinated with the first end cap, and the first end cap is locked together by screw with the second end cap.
Used as a kind of optimal way of the present utility model, the air outlet is arranged on the first end lid, the air-out
Mouth is through to outer wall from the inwall of first end cap.
Used as a kind of optimal way of the present utility model, the gear-box is provided with bearing block, and first is provided with bearing block
Bearing, the output shaft of the motor are located in clutch shaft bearing, and the steam vent is multiple, and multiple steam vents are along bearing block
Week along lay.
Used as a kind of optimal way of the present utility model, the inwall of the steam vent is provided with groove seat, and in groove seat, plug is provided with cotton
Block.
Used as a kind of optimal way of the present utility model, the output shaft of the motor is provided with little gear, the tooth
Second bearing is installed in roller box, the power transmission shaft is rotatably arranged in second bearing, and power transmission shaft is provided with and little gear
The gear wheel of cooperation.
After the technical solution of the utility model, air is entered from air inlet, and Jing heat dissipation channels are flowed from air outlet
Go out, be motor radiating, the air in gear-box is discharged from steam vent, the heat in gear-box to be evacuated in time,
Angle grinder integral heat sink performance of the present utility model preferably, can lift the service life of angle grinder.
Description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is decomposition texture schematic diagram of the present utility model；
Fig. 3 is internal structure schematic diagram of the present utility model；
In figure：
10- casing 11- air inlets
12- air outlets the second end caps of 13-
20- gear-boxes the first end caps of 21-
22- screw 23- bearing blocks
24- clutch shaft bearing 25- little gears
The inner chamber of 26- gear wheel 27- gear-boxes
28- second bearing 29- power transmission shafts
30- grinding wheel 40- motors
41- output shaft 50- fan blades
60- steam vent 61- groove seats
70- cotton blocks
Specific embodiment
In order to the technical solution of the utility model is explained further, it is described in detail below in conjunction with the accompanying drawings.
Referring to figs. 1 to Fig. 3, a kind of heat radiating type angle grinder, including casing 10 and the gear-box 20 for being arranged on 10 front end of casing,
Motor 40 is provided with casing 10, the output shaft 41 of motor 40 is provided with fan blade 50, and fan blade 50 is with output shaft 41
Rotation and rotate, is provided with power transmission shaft 29 in gear-box 20, one end of power transmission shaft 29 is driven with the output shaft 41 of motor 40
Connection, the other end are stretched out gear-box 20 and are connected with grinding wheel 30.The output shaft 41 of motor 40 sends power to transmission
Axle 29, power transmission shaft 29 drive grinding wheel 30 to rotate, and realize polishing or are ground.
The air inlet 11 with 10 inner space of casing is provided with the rear end of casing 10 in this utility model, before casing 10
The rear end of end or gear-box 20 is provided with and goes out one's intention as revealed in what one says 12 with the inner space of casing 10, and in embodiment, air outlet 12 is arranged
On the first end cap 21 of gear-box 20.Heat dissipation channel, 20 row of being provided with of gear-box are formed between air inlet 11 and air outlet 12
Pore 60, steam vent 60 are through to outer wall from the inwall of gear-box 20, discharge to the air in the inner chamber 27 by gear-box.
Used as a kind of optimal way of the present utility model, the gear-box 20 is provided with the first end cap 21, the first end cap 21
It is integrally formed with gear-box 20, the second end cap 13 coordinated with the first end cap 21, first end is provided with the front end of the casing 10
Lid 21 is locked together by screw 22 with the second end cap 21, so as to gear-box 20 is linked together with casing 10.
Used as a kind of optimal way of the present utility model, the air outlet 12 is arranged on first end cap 21, described
Air outlet 12 is through to outer wall from the inwall of first end cap 21.
Used as a kind of optimal way of the present utility model, the gear-box 20 is provided with bearing block 23, sets in bearing block 23
The output shaft 41 for having clutch shaft bearing 24, the motor 40 is located in clutch shaft bearing 24, specifically, motor 40 it is defeated
Shaft 41 is fixed together with the inner ring of clutch shaft bearing 24, and the outer ring of clutch shaft bearing 24 is fixed in bearing block 23.In this practicality
In new, the steam vent 60 is multiple, and multiple steam vents 60 are laid along the week edge of bearing block 23.In embodiment, steam vent
60 numbers are two.
Used as a kind of optimal way of the present utility model, the inwall of the steam vent 60 is provided with groove seat 61, fills in groove seat 61
Cotton block 70 is provided with, concrete cotton block 70 adopts Pilus Caprae seu Oviss piece.Due in gear-box 20, at clutch shaft bearing 24, second bearing 28 sentences
And lubricating oil at the little gear 25 that will be described below and at gear wheel 26, can be coated, the setting of Pilus Caprae seu Oviss piece can avoid lubrication
Oil is flowed out from steam vent 60.
Used as a kind of optimal way of the present utility model, the output shaft 41 of the motor 40 is provided with little gear 25,
Second bearing 28 is installed in the gear-box 20, the power transmission shaft 29 is rotatably arranged in second bearing 28, power transmission shaft
29 are provided with the gear wheel 26 coordinated with little gear 25.
Product form of the present utility model is not limited to this case diagram and embodiment, and anyone carries out similar thinking to which
Appropriate change is modified, and all be should be regarded as without departing from patent category of the present utility model.
Claims (6)
1. a kind of heat radiating type angle grinder, including casing and the gear-box for being arranged on casing front end, are provided with motor in casing,
The output shaft of motor is provided with fan blade, and power transmission shaft, one end of power transmission shaft and the output shaft of motor are provided with gear-box
It is connected, the other end stretches out gear-box and is connected with grinding wheel, it is characterised in that：It is provided with and chassis cavity in the rear end of casing
The air inlet of connection, is provided with the one's intention as revealed in what one says that goes out with the inner space of casing, air inlet in the rear end of the front end of casing or gear-box
Heat dissipation channel is formed between air outlet, gear-box is provided with steam vent, and steam vent is through to outer wall from the inwall of gear-box.
2. a kind of heat radiating type angle grinder as claimed in claim 1, it is characterised in that：The gear-box is provided with the first end cap,
The second end cap coordinated with the first end cap is provided with the front end of the casing, the first end cap is locked in by screw with the second end cap
Together.
3. a kind of heat radiating type angle grinder as claimed in claim 2, it is characterised in that：The air outlet is arranged on the first end
Cover, the air outlet is through to outer wall from the inwall of first end cap.
4. a kind of heat radiating type angle grinder as claimed in claim 3, it is characterised in that：The gear-box is provided with bearing block, axle
Clutch shaft bearing is provided with bearing, the output shaft of the motor is located in clutch shaft bearing, the steam vent is for multiple, multiple
Steam vent is laid along the week edge of bearing block.
5. a kind of heat radiating type angle grinder as claimed in claim 4, it is characterised in that：The inwall of the steam vent is provided with groove seat,
In groove seat, plug is provided with cotton block.
6. a kind of heat radiating type angle grinder as claimed in claim 5, it is characterised in that：The output shaft of the motor is provided with
Little gear, is provided with second bearing in the gear-box, the power transmission shaft is rotatably arranged in second bearing, on power transmission shaft
It is provided with the gear wheel with pinion fits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621059609.7U CN206047833U (en) | 2016-09-18 | 2016-09-18 | A kind of heat radiating type angle grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621059609.7U CN206047833U (en) | 2016-09-18 | 2016-09-18 | A kind of heat radiating type angle grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206047833U true CN206047833U (en) | 2017-03-29 |
Family
ID=58370571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621059609.7U Expired - Fee Related CN206047833U (en) | 2016-09-18 | 2016-09-18 | A kind of heat radiating type angle grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206047833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202445A (en) * | 2018-11-13 | 2019-01-15 | 金华市佛尔泰精密机械制造有限公司 | The automatic assembly line of the front cover of angle grinder |
-
2016
- 2016-09-18 CN CN201621059609.7U patent/CN206047833U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202445A (en) * | 2018-11-13 | 2019-01-15 | 金华市佛尔泰精密机械制造有限公司 | The automatic assembly line of the front cover of angle grinder |
| CN109202445B (en) * | 2018-11-13 | 2024-03-29 | 浙江佛尔泰智能设备有限公司 | Automatic front cover assembly production line of angle grinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20210918 |