CN206326155U - A kind of hand-held pneumatic percussive drill of the aluminium alloy casing driven with air motor - Google Patents
A kind of hand-held pneumatic percussive drill of the aluminium alloy casing driven with air motor Download PDFInfo
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- CN206326155U CN206326155U CN201620866195.2U CN201620866195U CN206326155U CN 206326155 U CN206326155 U CN 206326155U CN 201620866195 U CN201620866195 U CN 201620866195U CN 206326155 U CN206326155 U CN 206326155U
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Abstract
The utility model provides a kind of hand-held pneumatic percussive drill of the aluminium alloy casing driven with air motor, including grip switches mechanism, gear, transmission mechanism, clutch, beater mechanism, clamping device, cooling body, casing, drill bit；Gear is used for rotating speed and the torque for changing air motor output；The power that transmission mechanism is used to export gear is delivered to the drill bit in clamping device；Clutch is used to control engaging and disengagement for gear pair between gear and transmission mechanism, makes rotating speed that gear is exported and torque transmission or is not delivered to transmission mechanism；Beater mechanism is used for the impulsive force for producing periodic frequency；Clamping device is used to clamp drill bit；Cooling body is used to coolant to be externally introduced spray again in drill bit.Solve the problem of limiting, forbid in fields such as mining, oil, chemical industry, building, engineerings, being inconvenient to use this kind of rig using motor as power source.
Description
Technical field
The utility model is related to Pneumatic immpacting drilling instrument, refers in particular to a kind of hand using air motor as power source drive
Hold the portable pneumatic percussive drill of formula, available for digging up mine, steel, electric power, machinery, ship, engineering, building, oil, chemical industry,
Numerous industries such as forestry, papermaking, packaging, for each metalloid of Drilling and nonmetallic materials, anti-explosion safety design, specialty is used for easy
Fire operation in explosive environments.
Background technology
Traditional rig, is mainly worked using motor as power source drive rig.But, in many fields, such as mining,
The fields such as oil, chemical industry are limitations, this kind of rig using motor as power source is prohibitted the use of, because this can bring peace
Full production hidden danger, triggers industrial accident.There are some fields in addition, such as building, engineering field, operation field is at family
Outside, limited by electric power, be to be inconvenient to use this kind of rig using motor as power source.
The content of the invention
For above-mentioned situation, in order to solve to limit in fields such as mining, oil, chemical industry, building, engineerings, forbid, it is inconvenient
The problem of using this kind of rig using motor as power source, the purpose of the utility model in background technology aiming at existing
The problem of and defect innovated there is provided it is a kind of using air motor as the hand-held of power source drive portable pneumatic impact
Rig.
The technical solution of the utility model is that construction is a kind of using air motor as power source, including grip switches mechanism,
It is hand-held that gear, transmission mechanism, clutch, beater mechanism, clamping device, cooling body, casing, drill bit etc. are integrated
The portable pneumatic percussive drill of formula.The effect of its primary structure is as follows.
Switching mechanism is arranged on casing right, the opening and closing for controlling air motor working media compressed air.
Gear is arranged on casing internal, rotating speed and torque for changing air motor output.
Transmission mechanism is arranged on casing internal, and the power for gear to be exported is delivered in clamping device
Drill bit on.
Clutch is arranged on casing top, for control gear pair between gear and transmission mechanism engage with it is de-
Open, the rotating speed and torque for making gear output transmit or are not delivered to transmission mechanism.
Beater mechanism is arranged on casing internal, the impulsive force for producing periodic frequency.
Clamping device is arranged on casing front portion, for clamping drill bit.
Cooling body is arranged on outside casing, spray again in drill bit for coolant to be externally introduced, reach cooling,
Lubrication, flushing drill bit and effect that is dust-proof, preventing spark from producing.
Brief description of the drawings
Fig. 1 is the utility model front view.
Fig. 2 is the utility model top view.
Fig. 3 is the utility model rearview.
Fig. 4 is the utility model right view.
Fig. 5 is the utility model grip switches mechanism and Pneumatic motor structure figure.
Fig. 6 is the utility model speed change, transmission, impact, clutch structure chart.
Embodiment
Embodiment of the present utility model is elaborated below in conjunction with accompanying drawing.
As shown in figs. 1 to 6, grip switches mechanism of the present utility model is by motor and handle shell 19, trigger 2, trigger briquetting
5th, switch pin 18, valve seating 15, steel ball 17, spring 16, boring cover 23, filter screen 13, reducer union 12, transit joint 14 are constituted.Make
Trigger 2 is first pressed during industry, trigger 2 moves down switch pin 18 with the rotating down pressing of trigger action briquetting 5, steel ball 17 is pushed up downwards
Open, the interstitial hole of valve seating 15 is opened, compressed air passes through the interstitial hole of valve seating 15 from the reducer union 12 of air inlet and enters pneumatic
Motor, air motor startup work；Trigger 2 is unclamped, steel ball 17 resets under the elastic force effect of spring 16, in the middle of valve seating 15
Bore closure, compressed air cannot be introduced into air motor, and air motor is stopped.Filter screen 13 can be with the slag in filtering compressed air
Dregs, it is to avoid dregs enter air motor.
Air motor of the present utility model is by motor and handle shell 19, Lower shaft sleeve 23, bearing 24, step 25, cylinder
Set 28, blade 29, rotor 30, top chock 32, bearing 33, Upper shaft sleeve 35, butterfly spring 37, oil sealing 38, oil seal seat 39 are constituted.Compression
Air enters inside air motor, and pressure acts on blade 29 and promotes the rotor driven 30 of blade 29 to rotate, and the output of rotor 33 is dynamic
Power and torque, compressed air are discharged from exhaust outlet.Air motor explosion-proof performance is high, and itself will not produce any spark, it is adaptable to
Inflammable and explosive environment work.
Gear of the present utility model by rotor 30, connecting plate 41, roller gear 75, roller gear 77, bevel gear 78,
Bearing 49, bearing 79, bevel gear 68 constitute.Rotor 30 is main driven gear pair with roller gear 75, forms one-stage gear speed change
Drive connection, realizes that power output rotating speed is changed into middle high rotating speed from high speed, torque is changed into medium from small torque by one-level speed change
Torque；Roller gear 75 is main driven gear pair with roller gear 77, forms secondary gear gear relation, passes through two grades of changes
Speed realizes that power output rotating speed is changed into moderate rotation from high speed, and torque is changed into middle high torque (HT) from moderate torque；Bevel gear 78 with
Bevel gear 68 is main driven gear pair, forms tertiary gear gear relation, power output rotating speed is realized by three-step gear shift
Therefrom constant speed is changed into moderate rotation, and therefrom high torque (HT) is changed into big torque for torque.
Transmission mechanism of the present utility model is by bevel gear 68, piston sleeve 70, receiver 76, spring 81, bearing 82, inner sleeve
73rd, drill bit 100 is constituted.The rotating speed of gear output and torque, connected piston sleeve is passed to by bevel gear 68
70, rotating speed and torque are passed to inner sleeve 73 by piston sleeve 70 again, and rotating speed and torque are passed to drill bit 100 by inner sleeve 73 again.
Clutch of the present utility model is made up of gear shift knob 66, eccentric wheel 67, knob base 91, screw 92.Rotation With Changing
Shelves knob 66 promotes bevel gear 68 to be moved to the left, bevel gear 68 is disengaged with bevel gear 78 to gear, eccentric wheel 67 is departed from
State, makes no longer to transmit rotating speed and torque between bevel gear 68 and bevel gear 78；Rotate gear shift knob 66 and arrive engaged gear, it is eccentric
Wheel 67 moves right resets, and eccentric wheel 67 promotes bevel gear 68 to move right reset, and bevel gear 68 and bevel gear 78 are in engaging
State, makes to recover transmission rotating speed and torque between bevel gear 68 and bevel gear 78.Clutch make it that the utility model has two kinds
Work pattern：One is brill+hammer（Impact）It is double mode, two be hammer（Impact）Monotype.
Beater mechanism of the present utility model by rotor 30, roller gear 75, crank 62, bearing 47, bearing 48, bearing 80,
Crank connecting link 63, piston 65, slip jacking block 71, impact head 72, piston sleeve 70, inner sleeve 73, steel ball 83, steel ball 84 are constituted.Turn
Son 30 is main driven gear pair with roller gear 75, and rotor 30 rotarily drives roller gear 75 and rotated, the rotating band of roller gear 75
Dynamic crank 62 rotates, and crank 62 rotarily drives the piston movement that crank connecting link 63 carries out periodic frequency with piston 65, piston 65
Piston movement can periodic frequency compression piston 65 and slide the air in cavity between jacking block 71, compressed air produced
Raw pressure can periodic frequency impact-sliding jacking block 71, slide the impact impact head 72 of the periodic frequency again of jacking block 71, punching
The drill hammer 100 for 72 periodic frequencies again of tapping the head.Steel ball 83 and the impact stroke that the effect of steel ball 84 is limitation impact head 72.
Clamping device of the present utility model is by pipette tips shield 86, shield 87, pipette tips set 74, inner sleeve 73, cutting ferrule 88, jump ring
90th, steel ball 89, spring 85 are constituted.When drill bit 100 is installed, holds shield 87 and elapse to the right, pipette tips is covered 74 and move right, pipette tips
Set 74 is when moving right in place, and the maximum inner chamber that the steel ball 89 of the double-round being embedded in inner sleeve 73 just covers 74 with pipette tips coincide,
The shank of drill bit 100 is now inserted, steel ball 89 is expanded to the maximum inner chamber that pipette tips cover 74, and the shank of drill bit 100 is inserted into
Position；Shield 87 is unclamped, under the elastic force effect of spring 85, promotes pipette tips set 74 to reset to the left, steel ball 89, which inwardly resets, pushes down brill
First 100 shank flutes, drill bit 100 is just clamped, it is impossible to come off.
Cooling body of the present utility model is by pagoda joint 42, valve 44, joint 45, screwed pipe 46,52 groups of adjusting screw
Into.Coolant enters from pagoda joint 42, is sprayed and is sprayed again on drill bit 100 by the left end of screwed pipe 46, reaches cooling, profit
Effect and dust-proof effect sliding, that rinse drill bit 100.Valve 44 controls the switch of coolant, and adjusting screw 52 is used to adjust spiral shell
The position of line pipe 46 or so and tighten screwed pipe 46.
Motor of the present utility model and handle shell 19, handle 54 are ergonomic designs, are held during for operation or so
Hold, effectively reduce vibrations, long working is not tired, convenient operation the utility model.
Grip switches mechanism of the present utility model, gear, transmission mechanism, clutch, beater mechanism, clamping machine
Structure, cooling body are all on casing 60, and casing 60, motor and handle shell 19 are aluminum alloy material, and weight is light, just
Take formula design so that the utility model structure is novel, compact in design is safe and reliable, and light weight is portable, easy to operate, operation is efficient,
The motor-driven operation of operation field is especially suitable for, economic benefit and social benefit are notable.
Claims (10)
1. a kind of hand-held pneumatic percussive drill of the aluminium alloy casing driven with air motor, it is characterised in that：Including handle
Switching mechanism, gear, transmission mechanism, clutch, beater mechanism, clamping device, cooling body and casing；It is described to become
Fast mechanism is arranged on casing internal, rotating speed and torque for changing air motor output；The transmission mechanism is arranged on casing
Inside, the power for gear to be exported is delivered to the drill bit in clamping device；The clutch is set
On casing top, for controlling engaging and disengagement for gear pair between gear and transmission mechanism, make what gear was exported
Rotating speed and torque transmission are not delivered to transmission mechanism；The beater mechanism is arranged on casing internal, for producing periodically frequency
The impulsive force of rate；The clamping device is arranged on casing front portion, for clamping drill bit；The cooling body is arranged on outside casing
Portion, spray again in drill bit for coolant to be externally introduced.
2. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 1 driven with air motor, it is special
Levy and be, described grip switches mechanism is by motor and handle shell（19）, trigger（2）, trigger briquetting（5）, switch pin（18）, gas
Gate seat（15）, the first steel ball（17）, the first spring（16）, boring cover（23）, filter screen（13）, reducer union（12）, transit joint
（14）Composition.
3. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 1 driven with air motor, it is special
Levy and be, described air motor is by motor and handle shell（19）, Lower shaft sleeve（23）, clutch shaft bearing（24）, step（25）、
Cylinder jacket（28）, blade（29）, rotor（30）, top chock（32）, second bearing（33）, Upper shaft sleeve（35）, butterfly spring（37）, oil
Envelope（38）, oil seal seat（39）Composition.
4. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 1 driven with air motor, it is special
Levy and be, described gear is by rotor（30）, connecting plate（41）, the first roller gear（75）, the second roller gear（77）、
First bevel gear（78）, 5th bearing（49）, 6th bearing（79）, second bevel gear（68）Composition；Rotor（30）With the first circle
Stud wheel（75）For main driven gear pair, one-stage gear gear relation is formed, realizes that power output turns by one-level speed change
Speed is changed into middle high rotating speed from high speed, and torque is changed into moderate torque from small torque；First roller gear（75）With the second roller gear
（77）For main driven gear pair, secondary gear gear relation is formed, power output rotating speed is realized therefrom by two stage speed change
It is changed into moderate rotation at a high speed, torque is changed into middle high torque (HT) from moderate torque；First bevel gear（78）With second bevel gear（68）For
Main driven gear pair, forms tertiary gear gear relation, realizes that therefrom constant speed becomes power output rotating speed by three-step gear shift
For moderate rotation, therefrom high torque (HT) is changed into big torque for torque.
5. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 1 driven with air motor, it is special
Levy and be, described transmission mechanism is by second bevel gear（68）, piston sleeve（70）, receiver（76）, second spring（81）,
Eight bearings（82）, inner sleeve（73）, drill bit（100）Composition.
6. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 1 driven with air motor, it is special
Levy and be, described clutch is by gear shift knob（66）, eccentric wheel（67）, knob base（91）, screw（92）Composition.
7. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 1 driven with air motor, it is special
Levy and be, described beater mechanism is by rotor（30）, the first roller gear（75）, crank（62）, 3rd bearing（47）, the 4th axle
Hold（48）, 7th bearing（80）, crank connecting link（63）, piston（65）, slide jacking block（71）, impact head（72）, piston sleeve
（70）, inner sleeve（73）, the second steel ball（83）, the 3rd steel ball（84）Composition.
8. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 1 driven with air motor, it is special
Levy and be, described clamping device is by pipette tips shield（86）, shield（87）, pipette tips set（74）, inner sleeve（73）, cutting ferrule（88）, card
Spring（90）, the 4th steel ball（89）, the 3rd spring（85）Composition.
9. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 1 driven with air motor, it is special
Levy and be, described cooling body is by pagoda joint（42）, valve（44）, joint（45）, screwed pipe（46）, adjusting screw（52）
Composition.
10. the hand-held pneumatic percussive drill of the aluminium alloy casing according to claim 2 driven with air motor, it is special
Levy and be, described motor and handle shell（19）For ergonomic designs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620866195.2U CN206326155U (en) | 2016-08-11 | 2016-08-11 | A kind of hand-held pneumatic percussive drill of the aluminium alloy casing driven with air motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620866195.2U CN206326155U (en) | 2016-08-11 | 2016-08-11 | A kind of hand-held pneumatic percussive drill of the aluminium alloy casing driven with air motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206326155U true CN206326155U (en) | 2017-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620866195.2U Active CN206326155U (en) | 2016-08-11 | 2016-08-11 | A kind of hand-held pneumatic percussive drill of the aluminium alloy casing driven with air motor |
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| Country | Link |
|---|---|
| CN (1) | CN206326155U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108994782A (en) * | 2018-08-03 | 2018-12-14 | 盛世瑶兰（深圳）科技有限公司 | A kind of proofing dust and protecting impact drill based on annular electromagnetism protective case |
| CN109807831A (en) * | 2019-03-27 | 2019-05-28 | 浙江华格供应链服务有限公司永康分公司 | A kind of separable impact drill |
| CN110000732A (en) * | 2019-02-24 | 2019-07-12 | 苏州苏木语家具有限公司 | It is a kind of based on the hand-held locking machine heated to components |
| CN110560738A (en) * | 2018-06-06 | 2019-12-13 | 苏州宝时得电动工具有限公司 | Hand-held power tool |
| CN111822750A (en) * | 2020-03-05 | 2020-10-27 | 武义金可曼电器有限公司 | Electric hand drill with drill bit cooling function |
-
2016
- 2016-08-11 CN CN201620866195.2U patent/CN206326155U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560738A (en) * | 2018-06-06 | 2019-12-13 | 苏州宝时得电动工具有限公司 | Hand-held power tool |
| CN108994782A (en) * | 2018-08-03 | 2018-12-14 | 盛世瑶兰（深圳）科技有限公司 | A kind of proofing dust and protecting impact drill based on annular electromagnetism protective case |
| CN108994782B (en) * | 2018-08-03 | 2020-12-15 | 浙江德硕电器有限公司 | Dustproof protection percussion drill based on annular electromagnetic protection sleeve |
| CN110000732A (en) * | 2019-02-24 | 2019-07-12 | 苏州苏木语家具有限公司 | It is a kind of based on the hand-held locking machine heated to components |
| CN109807831A (en) * | 2019-03-27 | 2019-05-28 | 浙江华格供应链服务有限公司永康分公司 | A kind of separable impact drill |
| CN111822750A (en) * | 2020-03-05 | 2020-10-27 | 武义金可曼电器有限公司 | Electric hand drill with drill bit cooling function |
| CN111822750B (en) * | 2020-03-05 | 2024-05-03 | 武义金可曼电器有限公司 | Electric hand drill with drill bit cooling function |
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