CN104923822B - Pulsed is portable to bore - Google Patents
Pulsed is portable to bore Download PDFInfo
- Publication number
- CN104923822B CN104923822B CN201510232429.8A CN201510232429A CN104923822B CN 104923822 B CN104923822 B CN 104923822B CN 201510232429 A CN201510232429 A CN 201510232429A CN 104923822 B CN104923822 B CN 104923822B
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- China
- Prior art keywords
- support
- rotating shaft
- bevel gear
- drive disk
- handle
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 230000000903 blocking effect Effects 0.000 claims description 11
- 239000006071 cream Substances 0.000 claims description 10
- 238000000151 deposition Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 5
- 230000008859 change Effects 0.000 abstract description 6
- 238000003754 machining Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 37
- 238000013519 translation Methods 0.000 description 27
- 239000003921 oil Substances 0.000 description 26
- 210000000515 tooth Anatomy 0.000 description 22
- 238000000034 method Methods 0.000 description 15
- 210000003205 muscle Anatomy 0.000 description 12
- 239000000498 cooling water Substances 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 239000010687 lubricating oil Substances 0.000 description 5
- 230000005055 memory storage Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/06—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by man-power
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention relates to a kind of machining tool, bored more particularly, to a kind of pulsed is portable.The pulsed is portable to be bored, including support, and main shaft is rotatably connected on support, it is arranged with main shaft on driving bevel gear, support and is provided with drive disk, drive disk is connected by rotating shaft with holder pivots, the edge of drive disk is provided with sliding tooth, and sliding tooth is meshed with bevel gear；Clutch is provided with described rotating shaft, reversing device is provided between rotating shaft and driving bevel gear, support is provided with one section of pulse projection on the end face of driving bevel gear, and driving bevel gear is provided with pulse projection on the end face of support.The present invention has the reversion withdrawing that can realize pulse frequency and need not change hand direction, ensure the beneficial effects such as hand velocity-stabilization.
Description
Technical field
The present invention relates to a kind of machining tool, bored more particularly, to a kind of pulsed is portable.
Background technology
The existing hand drilling tool of a class, by shaking drive disk, is rotated using the sliding tooth on drive disk come drive shaft,
And then drive bit to realize drilling.Scrap is produced in boring procedure, scrap easily blocks drill bit, it is necessary to invert drill bit
Withdrawing outside scrap tap, will be further continued for drilling.But this kind of hand drilling tool, can only when needing drill bit to invert withdrawing, chip removal
Realize that drill bit is inverted by reversely shaking drive disk.I.e. drive disk needs to turn clockwise several circles to drill, then during another mistake
A few circle withdrawing chip removals of pin reversion, then the drilling that turns clockwise.Need to convert the steering of drive disk in boring procedure repeatedly, and it is hand
The driving force of brill derives from human arm muscle, and the hand direction of frequent changes causes arm muscles different with joint force direction,
Easily cause hand drill deflection.And the hand action of frequent changes, muscle can not be formed muscle memory, cause hand to shake speed
It is unstable, influence drilling quality and efficiency.
As Chinese patent notification number is：CN2357687Y, a kind of staight shank hand drill announced on January 12nd, 2000 should
Hand drill includes drill body, hollow rotating shaft, rotating disk and drillstock, and its drillstock is located at the afterbody of drill body, and the longitudinal direction of drillstock and drill body is same
On one straight line.The hand drill is rotated by turntable rotation band dynamic bevel gear, and bevel gear drives coaxial drill body rotation, this kind of hand
Drilling tool can only realize that drill bit is inverted when needing drill bit to invert withdrawing, chip removal by reversely shaking drive disk.I.e. drive disk is needed
Several circles are turned clockwise to drill, then a few circle withdrawing chip removals of another mistake hour hands reversion, then the drilling that turns clockwise.Boring procedure
The middle steering for needing to convert drive disk repeatedly, and the driving force of hand drill derives from human arm muscle, the hand side of frequent changes
To causing arm muscles different with joint force direction, easily cause hand drill deflection.And the hand action of frequent changes, make
Muscle can not form muscle memory, cause hand speed of shaking unstable, influence drilling quality and efficiency.
The content of the invention
There is provided a kind of reversion withdrawing that can realize pulse frequency and need not primarily directed to above mentioned problem by the present invention
Change hand direction and action, ensure that hand speed is basicly stable, improve drilling quality and the portable brill of the pulsed of efficiency.
The purpose of the present invention is mainly what is be achieved by following proposal：A kind of pulsed is portable to bore, including support, branch
Be rotatably connected on frame on main shaft, main shaft and be arranged with driving bevel gear, be provided with drive disk on support, drive disk by rotating shaft with
Holder pivots are connected, the axis of the axis vertical major of drive disk, and the edge of drive disk is provided with sliding tooth, sliding tooth and cone tooth
Wheel is meshed；Clutch is provided with described rotating shaft, reversing device, clutch are provided between rotating shaft and driving bevel gear
Structure includes the fixed disk being arranged on support and the clutch discs being set in rotating shaft, and fixed disk is set on the end face of clutch discs
There are one section of clutch projection, clutch discs and rotating shaft eccentric setting, the one end of rotating shaft away from support is provided with back-moving spring；Reversing device
Including with driving bevel gear it is co-axially fixed reversion bevel gear, with invert bevel gear engage adjustment gear, be set in rotating shaft
Counter drive gear, adjust gear axis with reversion bevel gear axis it is vertical, adjust gear be connected with holder pivots, reversion
Vertical range between plane where sliding tooth and plane where adjustment gear is identical with the height that clutch is raised；Main shaft and support
It is in axial sliding connection, support is provided with one section of pulse projection on the end face of driving bevel gear, and driving bevel gear is close to support
End face on be provided with pulse projection, pulse projection and driving bevel gear eccentric setting, the one end of driving bevel gear away from drill bit
It is provided with preloading spring, described support and is provided with driven wheel of differential, driven shaft is set at the axle center of driven wheel of differential, it is driven
With drive bevel gear axisymmetricly, symmetry axis is the axis of the rotating shaft of drive disk to bevel gear；It is fixedly connected on driven shaft jagged
Grinding wheel, the one end of support away from drill bit is provided with to shoulder bar, is provided with to shoulder bar close to one end of support and is accommodated grinding wheel
Accommodating cavity, is threadedly coupled to shoulder bar with support, and shoe cream room is internally provided with to shoulder bar, is provided with to shoulder bar close to one end of support
Oil dripping hole, support is provided with the oil sealing projection for blocking oil dripping hole close to one end to shoulder bar, is provided with shoulder bar oil-filled
Hole, described side face is provided with the holding tank for depositing drill bit, two side walls of holding tank and is provided with flexible envelope
Lid arm, two flexible lidstock arms have intersection in the midline of holding tank, and flexible lidstock arm is in the arc of outwardly convex.From
Close disk and rotating shaft eccentric setting, when drive disk turns clockwise, rotating shaft follows drive disk to drive clutch disc spins, when clutch discs with
When the end face laminating of fixed disk is rotated, the sliding tooth of driving plate edge is engaged with driving bevel gear, is driven and is driven when drive disk is rotated
Dynamic bevel gear rotates, and driving bevel gear drives main shaft rotation, and main shaft drives bit, realizes drilling.When clutch disc spins extremely
When clutch on fixed disk is raised, clutch is raised to be supported to clutch discs, moves axially clutch discs, clutch discs drive rotating shaft and drive
Moving plate axial translation and compression reseting spring, now, the sliding tooth on drive disk depart from driving bevel gear.With putting down for rotating shaft
Move, drive the counter drive gear translation in rotating shaft, due to plane where counter drive gear and plane where adjustment gear it
Between vertical range and clutch it is raised height it is identical, therefore, connection is rotated on the counter drive gear and support after translation
Adjust gear engagement.When drive disk is rotated further, the counter drive gear that rotarily drives of rotating shaft rotates, counter drive gear band
Dynamic adjustment gear rotation, adjustment gear driven reversion bevel gear rotation, reversion bevel gear drives the drill bit on main shaft and main shaft
Rotation.Due to being connected between reversion bevel gear and counter drive gear by adjusting gear, therefore, main shaft is kept clockwise
During rotation, the steering of main shaft from it is different before, realize in the reversion of drill bit, drill bit Umklapp process, scrap is exited, be easy to continue bore
Hole, prevents that scrap from blocking drill bit.When clutch disc spins are after clutch is raised, back-moving spring promotes drive disk, rotating shaft, reversion to drive
Moving gear, clutch discs reset, now, and counter drive gear departs from adjustment gear, the sliding tooth on drive disk and driving cone tooth
Wheel is engaged again, realizes drilling.Drive disk is driven in the whole rotary course of rotating shaft, passes through matching somebody with somebody for clutch and reversing device
Close, realize that the steering of drive disk remains constant, without reversion manually, it becomes possible to realize that the reversion of the pulse frequency of drill bit is moved back
Knife, bits are moved back, due to without change hand direction and action repeatedly, therefore easily form muscle memory, manual rotation drive disk
Rotating speed can be held essentially constant, improve drilling quality and speed.Main shaft is in axial sliding connection with support, i.e. main shaft can be
Axial translation on support.Due to pulse projection and driving bevel gear eccentric setting, when pulse projection and the close driving cone tooth of support
When the end face of wheel is fitted and rotated, the rotation of main shaft drives drill bit to realize drilling.When pulse projection rotates the pulse to support
When in projection, pulse projection driving pulse projection axial translation, the axial translation of pulse projection drives main shaft and drill bit axial direction
Translate and compress preloading spring, now, drill bit is directed away from the direction translation of workpiece, during realizing the withdrawing of drill bit, withdrawing
Drive outside scrap tap, it is to avoid scrap blocks drill bit.After the rotation of pulse projection is raised through extra pulse, preloading spring promotes master
Axle is translated towards workpiece direction, and the translation driving pulse projection of main shaft is translated towards bracket end face direction, and promotes drill bit to rush
Workpiece is hit, impulsive force is realized to processing workpiece, reduces the toughness in bottom hole face, and form one small in bottom hole face in impact process
Pit, small rut can be oriented to and position to bit point of the drill, be always ensured that drill bit axially deeply.The whole process of main shaft rotation
In, bit can be realized, and to realize and realize that the axial direction of pulse frequency is past during drill bit withdrawing and impact, bit
Multiple translation, makes boring procedure more succinct laborsaving.Side face is provided with can in the holding tank for depositing drill bit, holding tank
Drill bit is deposited, is easy to the carrying of whole instrument.Flexible lidstock arm is provided with two side walls of holding tank, flexible lidstock is utilized
Arm blocks the opening of holding tank, it is to avoid drill bit is dropped out of holding tank, lost.Midline of two flexible lidstock arms in holding tank
With intersection, drill bit needs to spin off out of holding tank by the intersection of two flexible lidstock arms, two
The intersection of flexible lidstock arm can be supported mutually, strengthen the shut-off capacity to holding tank, and flexible lidstock arm is in outside
Mutually supported between raised arc, two flexible lidstock arms by producing radian after bending, drill bit needs to resist flexible lidstock
The power that brachiocylloosis is produced could depart from from the coincidence part office of two flexible lidstock arms.Driven wheel of differential is set on support, and from
With drive bevel gear axisymmetricly, and symmetry axis is the axis of drive disk, the band when driving disc spins for the position of dynamic bevel gear
Dynamic driving bevel gear rotation, meanwhile, driven wheel of differential can be supported to drive disk, make drive disk all the time in a plane inward turning
Turn, it is to avoid drive disk is tilted.Set at the axle center of driven wheel of differential on driven shaft, driven shaft and be fixedly connected with sanding burr wheel,
After boring procedure terminates, whole instrument can in turn be used, rotation driving disk, drive disk drives driven wheel of differential rotation
Turn, driven wheel of differential drives driven shaft to rotate, driven shaft drives the rotation of sanding burr wheel, drilling of being polished using sanding burr wheel
The burr produced afterwards.When sanding burr wheel is not needed in use, will be threaded in shoulder bar on support, now, sanding burr
Wheel enters in the accommodating cavity of shoulder bar.Shoulder can be propped up to shoulder bar, support is positioned using shoulder, avoids support to incline during drilling
Tiltedly.Shoe cream room is internally provided with to shoulder bar, shoe cream room memory storage lubricating oil after being disassembled to shoulder bar from support, lubricates
Oil can ooze along oil dripping hole and drive disk and driving bevel gear drop are lubricated.Can be right by the oil-filled hole on shoulder bar
Make-up oil in shoe cream room.Support is provided with the oil sealing projection for blocking oil dripping hole close to one end to shoulder bar, when to shoulder
When bar is threaded on support, the oil sealing projection on support can be blocked to the oil dripping hole on shoulder bar, it is to avoid outside lubricating oil
Let out.
Preferably, described clutch projection is in circular arc, the raised two ends of clutch are provided with to be connected with fixed side surface
The guiding surface connect.It when clutch disc spins to clutch high spot, can be oriented to, be turned along guiding surface by guiding surface
Move to clutch projection, guiding surface can be oriented to clutch discs.
Preferably, described pulse projection is in circular arc, the raised two ends of pulse are provided with the end face company with support
The guiding inclined plane connect.When pulse projection is rotated to pulse high spot, it can be oriented to by inclined plane is oriented to, along guiding
Inclined plane is turned in pulse projection, and being oriented to inclined plane can be oriented to pulse projection.
Preferably, described support includes two symmetrically arranged hack levers, the symmetry axis of two hack levers is the axle of main shaft
Line, one end of two hack levers is provided with main shaft sleeve, and the other end of two hack levers is provided with driven shaft axle sleeve, two hack levers
Portion is connected with rotating shaft axle sleeve.When drilling tool in use, to support apply pressure when, due to two supports symmetry axis be main shaft
Axis, pressure can be delivered on main shaft and drill bit along support, improve stability when drilling tool is used, and two right
Claim the hack lever set to improve structural strength, reduce drilling tool weight.One end of two hack levers is provided with main shaft sleeve, two framves
The other end of bar is provided with driven shaft axle sleeve, and the integral middle of two hack levers is connected with rotating shaft axle sleeve, rotated by main shaft sleeve
Connect main shaft, pass through driven shaft sleeve and rotate connection driven shaft, it is ensured that when drilling tool is used external force all the time can transfers to main shaft
On driven shaft.
Preferably, being threaded with handle on described support, handle is coaxially disposed with drive disk.Screw thread connects on support
Handle is connected to, handle is coaxially disposed with drive disk, during a hand dynamic drive disk, it is fixed to support that another hand can hold handle
Position, it is to avoid bit inclination.
Preferably, handle is internally provided with water storage cavity close to one end of support, handle is provided with close to one end of support
Weeper, support is provided with the water shutoff projection for blocking weeper, handle close to one end of handle and is provided with filling port.
Hand is internally provided with water storage cavity close to one end of support, water storage cavity memory storage cooling water, after handle is disassembled from support,
Cooling water can flow out from weeper and drill bit is cooled down.Cooling water can be supplemented to water storage cavity by the filling port on handle.
When handle is threaded on support, the water shutoff projection on support can be blocked to weeper, it is to avoid cooling leaked water.
Preferably, the one end of handle away from support is internally provided with the storage chamber for depositing grinding wheel, handle is remote
One end end of support is provided with the end cap for covering storage chamber, and end cap is threadedly coupled with handle.Handle away from support one
End is internally provided with the storage chamber for depositing grinding wheel, can deposit standby in storage chamber of the handle away from support one end
Grinding wheel, improves the utilization rate of handle.Storage chamber can be covered by end cap, and end cap is threadedly coupled with handle, be easy to end cap
Opening, that is, be easy to the access of grinding wheel.
Preferably, the one end of drive disk away from support is provided with driving side surface bolt connection in the middle part of rocking arm, rocking arm,
The free end vertical rocker-arm of rocking arm is provided with rocking handle.When shaking rocking handle, rocking handle band motion rocker arm rotates, and rocking arm drives driving to spiral
Turn, realize hand-operated drilling.
Preferably, rocking arm is provided with rotating shaft mounting hole and rotating shaft buckling groove, rotating shaft peace close to the one end in drive disk axle center
The diameter with diameter greater than rotating shaft in hole is filled, the width of rotating shaft buckling groove is engaged with shaft diameter, rotating shaft mounting hole and rotating shaft card
Access slot is connected.Install rocking arm when, by rotating shaft be aligned rocking arm on rotating shaft mounting hole, due to rotating shaft mounting hole with diameter greater than turn
The diameter of axle, is easy to rotating shaft to insert in rotating shaft mounting hole, then rotating shaft is slided along rotating shaft buckling groove, due to rotating shaft buckling groove
Width is engaged with the diameter of rotating shaft, rotating shaft buckling groove can countershaft it is spacing, it is to avoid rocking arm is rocked, when rotating shaft slips into rotating shaft card
After in access slot, rocking arm bolt connection is fixed on drive disk, the fixation of rocking arm is realized.Similarly, by the disassembling bolts on rocking arm
Afterwards, rotating shaft is slided along rotating shaft buckling groove, when sliding at rotating shaft mounting hole, the dismounting of rocking arm can be realized.It is easy to rocking arm
Installation and removal, and ensure rocking arm in rotary course can all the time around rotating shaft rotate
Therefore, the portable drilling tool of pulsed of the invention is for following advantages：1st, drive disk drives the whole rotary course of rotating shaft
In, by the cooperation of clutch and reversing device, realize that the steering of drive disk remains constant, without inverting manually, just
The reversion withdrawing of the pulse frequency of drill bit can be realized, bits are moved back, hand direction and action due to that need not change repeatedly, therefore hold
Muscle memory is easily formed, the rotating speed of manual rotation drive disk can be held essentially constant, improve drilling quality and speed；2nd, due to
Pulse projection and driving bevel gear eccentric setting, when pulse projection is fitted and rotated close to the end face of driving bevel gear with support
When, the rotation of main shaft drives drill bit to realize drilling, and when pulse projection is rotated in the pulse projection to support, pulse projection is pushed away
Moving pulse projection axial translation, the axial translation of pulse projection drives main shaft and drill bit axial translation and compresses preloading spring,
Now, drill bit is directed away from the direction translation of workpiece, realizes and drive outside scrap tap during the withdrawing of drill bit, withdrawing, keeps away
Exempt from scrap and block drill bit；3rd, set at the axle center of driven wheel of differential on driven shaft, driven shaft and be fixedly connected with sanding burr wheel, when
After boring procedure terminates, whole instrument can in turn be used, rotation driving disk, drive disk drives driven wheel of differential rotation,
Driven wheel of differential drives driven shaft to rotate, and driven shaft drives the rotation of sanding burr wheel, after drilling of being polished using sanding burr wheel
The burr of generation, when sanding burr wheel is not needed in use, will be threaded in shoulder bar on support, now, sanding burr wheel
Into in the accommodating cavity to shoulder bar, shoulder can be propped up to shoulder bar, support is positioned using shoulder, avoids support to incline during drilling
Tiltedly；4th, handle is internally provided with water storage cavity, water storage cavity memory storage cooling water, when handle is dismantled from support close to one end of support
After getting off, cooling water can be flowed out from weeper and drill bit is cooled down, and water storage cavity can be supplemented by the filling port on handle
Cooling water, when handle is threaded on support, the water shutoff projection on support can be blocked to weeper, it is to avoid outside cooling water
Let out；When rocking arm the 5th, being installed, rotating shaft is directed at the rotating shaft mounting hole on rocking arm, because rotating shaft mounting hole is straight with diameter greater than rotating shaft
Footpath, be easy to rotating shaft insert rotating shaft mounting hole in, then by rotating shaft along rotating shaft buckling groove slide, due to rotating shaft buckling groove width with
The diameter of rotating shaft is engaged, rotating shaft buckling groove can countershaft it is spacing, it is to avoid rocking arm is rocked, when rotating shaft is slipped into rotating shaft buckling groove
Afterwards, rocking arm bolt connection is fixed on drive disk, realizes the fixation of rocking arm, similarly, after the disassembling bolts on rocking arm, will turned
Axle is slided along rotating shaft buckling groove, when sliding at rotating shaft mounting hole, can realize the dismounting of rocking arm.Be easy to rocking arm installation and
Dismounting, and ensure that rocking arm can rotate around rotating shaft all the time in rotary course.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present invention；
Accompanying drawing 2 is a kind of stereogram of the present invention；
Accompanying drawing 3 is partial enlarged drawing when clutch is in bore state in the present invention；
Accompanying drawing 4 is partial enlarged drawing when clutch is in withdrawing state in the present invention；
Accompanying drawing 5 is partial enlarged drawing when driving bevel gear is in bore state in the present invention；
Accompanying drawing 6 is partial enlarged drawing when driving bevel gear is in withdrawing state in the present invention；
Accompanying drawing 7 is the stereogram of fixed disk in the present invention；
Accompanying drawing 8 is the stereogram of pulse high spot in the present invention；
Accompanying drawing 9 is enlarged partial sectional view at B in accompanying drawing 1；
Accompanying drawing 10 is the stereogram of rocking arm in the present invention；
Accompanying drawing 11 is enlarged partial sectional view at A in accompanying drawing 1；
Accompanying drawing 12 is the view profile of hack lever in the present invention；
Accompanying drawing 13 is enlarged partial sectional view at C in accompanying drawing 1.
Illustrate：01- supports, 011- hack levers, 0111- holding tanks, 0112- flexible lidstock arms, 012- main shaft sleeves,
013- driven shaft axle sleeves, 014- water shutoffs are raised, and 015- oil sealings are raised, 02- drive disks, 021- sliding tooths, 03- driving bevel gears,
04- driven wheels of differential, 05- main shafts, 06- drill bits, 07- handles, 071- water storage cavities, 072- weepers, 073- filling ports, 074- is deposited
Put chamber, 075- end caps, the standby grinding wheels of 076-, 08- rocking arms, 081- rotating shaft mounting holes, 082- rotating shaft buckling grooves, 09- rocking handles,
10- rotating shafts, 11- supports shoulder bar, and 111- shoe cream rooms, 112- oil dripping holes, the oil-filled holes of 113-, 114- accommodating cavities, 12- shoulder pads, 13- is fixed
Disk, 131- clutches are raised, 1311- guiding surfaces, 14- clutch discs, 15- counter drive gears, 16- adjustment gears, 17- reversion cones
Gear, 18- back-moving springs, 19- driven shafts, 20- sanding burr wheels, 21- pulses are raised, and 211- is oriented to inclined plane, and 22- pulses are convex
Block, 23- preloading springs.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment 1：
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment 1：As shown in Figure 1, 2, 3, it is rotatably connected on a kind of pulse withdrawing hand drill, including support 01, support
Main shaft 05, the free end of main shaft, which is provided with drill bit 06, main shaft, is arranged with driving bevel gear 03, and drive disk is provided with support
02, drive disk is connected by rotating shaft 10 with holder pivots, the axis of the axis vertical major of drive disk, and the edge of drive disk is set
There is sliding tooth 021, sliding tooth is meshed with driving bevel gear.Be provided with clutch at rotating shaft, rotating shaft and driving bevel gear it
Between be provided with reversing device.Clutch includes the fixed disk 13 being arranged on support and the clutch discs being set in rotating shaft, Gu
Price fixing is provided with one section of clutch projection 131 on the end face of clutch discs, as shown in fig. 7, clutch projection is in circular arc, clutch is convex
The two ends risen are provided with the guiding surface 1311 being connected with fixed side surface, clutch discs 14 and rotating shaft eccentric setting, and rotating shaft is remote
One end from support is provided with back-moving spring 18.Reversing device include with driving bevel gear it is co-axially fixed reversion bevel gear 17,
With reversion the bevel gear adjustment gear 16 engage, the counter drive gear 15 being set in rotating shaft, adjust gear axis and instead
Turn bevel gear axis vertical, adjustment gear is connected with holder pivots, it is flat where plane where counter drive gear and adjustment gear
Vertical range between face is identical with the height that clutch is raised.Main shaft is in axial sliding connection with support, as shown in figure 8, support is leaned on
One section of pulse projection 21 is provided with the end face of nearly driving bevel gear, pulse projection is in circular arc, and the raised two ends of pulse are all provided with
It is equipped with the guiding inclined plane 211 being connected with the end face of support.As shown in figure 5, driving bevel gear is set on the end face of support
There are pulse projection 22, pulse projection and driving bevel gear eccentric setting, the one end of driving bevel gear away from drill bit is provided with pretension
Spring 23.Setting driven shaft 19, driven wheel of differential and master at driven wheel of differential 04, the axle center of driven wheel of differential are provided with support
Axisymmetricly, symmetry axis is the axis of the rotating shaft of drive disk to dynamic bevel gear.The one end of support away from drill bit is provided with to shoulder bar 11,
Shoulder pad 12 is installed to the one end of shoulder bar 11 away from support.As shown in figure 11, sanding burr wheel 20 is fixedly connected with driven shaft,
The one end of support away from drill bit is provided with to shoulder bar, is provided with the accommodating cavity for accommodating grinding wheel close to one end of support to shoulder bar
114, it is threadedly coupled to shoulder bar with support.As shown in figure 13, shoe cream room 111 is internally provided with to shoulder bar, to shoulder bar close to support
One end be provided with oil dripping hole 112, support is provided with the oil sealing projection 015 for blocking oil dripping hole close to one end to shoulder bar,
Oil-filled hole 113 is provided with shoulder bar.Support includes two symmetrically arranged hack levers 011, and the symmetry axis of two hack levers is main shaft
Axis, one end of two hack levers is provided with main shaft sleeve 012, and the other end of two hack levers is provided with driven shaft axle sleeve 013, two
The integral middle of individual hack lever is connected with rotating shaft axle sleeve.As shown in figure 12, the holding tank for depositing drill bit is provided with hack lever
0111, flexible lidstock arm 0112, midline of two flexible lidstock arms in holding tank are provided with two side walls of holding tank
With intersection, flexible lidstock arm is in the arc of outwardly convex.Handle 07 is threaded with support, handle is same with drive disk
Axle is set, as shown in figure 9, handle is internally provided with water storage cavity 071 close to one end of support, handle is set close to one end of support
There is weeper 072, support is provided with the water shutoff projection 014 for blocking weeper, handle close to one end of handle and is provided with
Filling port 073.The one end of handle away from support is internally provided with the storage chamber 074 for depositing standby grinding wheel 076, and handle is remote
One end end from support is provided with end cap 075 for covering storage chamber, and end cap is threadedly coupled with handle.Drive disk is away from branch
One end of frame is provided with the middle part of rocking arm 08, rocking arm to be provided with driving side surface bolt connection, the free end vertical rocker-arm of rocking arm
Rocking handle 09.As shown in Figure 10, rocking arm is provided with rotating shaft mounting hole 081 and rotating shaft buckling groove 082 close to the one end in drive disk axle center,
The diameter with diameter greater than rotating shaft of rotating shaft mounting hole, the width of rotating shaft buckling groove is engaged with shaft diameter, rotating shaft mounting hole with
Rotating shaft buckling groove is connected.
Clutch discs and rotating shaft eccentric setting, as shown in figure 4, when drive disk turns clockwise, rotating shaft follows drive disk to drive
Clutch disc spins, when clutch discs fit rotation with the end face of fixed disk, the sliding tooth of driving plate edge is nibbled with driving bevel gear
Close, driving bevel gear rotation is driven when drive disk is rotated, driving bevel gear drives main shaft rotation, and main shaft drives bit, real
Now drill.When the clutch in clutch disc spins to fixed disk is raised, clutch discs are supported as shown in figure 4, clutch is raised, make from
Disk axial movement is closed, clutch discs drive rotating shaft and drive disk axial translation and compression reseting spring, now, the driving on drive disk
Tooth departs from driving bevel gear.With the translation of rotating shaft, the counter drive gear translation in rotating shaft is driven, due to being driven reverse tooth
Vertical range between plane where wheel and plane where adjustment gear is identical with the height that clutch is raised, therefore, after translation
The adjustment gear engagement that counter drive gear is connected with being rotated on support.When drive disk is rotated further, rotating shaft rotarily drives
Counter drive gear rotates, and counter drive gear drives adjustment gear rotation, adjustment gear driven reversion bevel gear rotation, reversion
Bevel gear drives the bit on main shaft and main shaft.Due to inverting between bevel gear and counter drive gear by adjusting tooth
Wheel connection, therefore, main shaft is kept when being rotated clockwise, the steering of main shaft from it is different before, realize the reversion of drill bit, drill bit
In Umklapp process, scrap is exited, and is easy to continue to drill, is prevented that scrap from blocking drill bit.When clutch disc spins are after clutch is raised,
Back-moving spring promotes drive disk, rotating shaft, counter drive gear, clutch discs to reset, now, and counter drive gear takes off with adjustment gear
From the sliding tooth on drive disk is engaged again with driving bevel gear, realizes drilling.Drive disk drives the whole rotary course of rotating shaft
In, by the cooperation of clutch and reversing device, realize that the steering of drive disk remains constant, without inverting manually, just
The reversion withdrawing of the pulse frequency of drill bit can be realized, bits are moved back, hand direction and action due to that need not change repeatedly, therefore hold
Muscle memory is easily formed, the rotating speed of manual rotation drive disk can be held essentially constant, improve drilling quality and speed.Work as clutch
Spiral when going to clutch high spot, can be oriented to by guiding surface, turn in clutch projection, be oriented to along guiding surface
Inclined-plane can be oriented to clutch discs.Driven wheel of differential is set on support, and the position of driven wheel of differential is in axle with drive bevel gear
Symmetrically, and symmetry axis be drive disk axis, when drive disc spins when drive driving bevel gear rotation, meanwhile, from mantle tooth
Wheel can be supported to drive disk, drive disk is rotated all the time in a plane, it is to avoid drive disk is tilted.Main shaft and support axial direction
Be slidably connected, i.e., main shaft can on support axial translation.Due to pulse projection and driving bevel gear eccentric setting, when pulse is convex
When block is fitted and rotated close to the end face of driving bevel gear with support, bored as shown in fig. 6, the rotation of main shaft drives drill bit to realize
Hole.When pulse projection is rotated in the pulse projection to support, pulse projection driving pulse projection axial translation, pulse projection
Axial translation drive main shaft and drill bit axial translation and compress preloading spring, now, drill bit is directed away from the direction of workpiece
Translation, realizes the withdrawing of drill bit, as shown in figure 4, being driven during withdrawing outside scrap tap, it is to avoid scrap blocks drill bit.When
The rotation of pulse projection is after extra pulse projection, and preloading spring promotes main shaft to be translated towards workpiece direction, and the translation of main shaft promotes arteries and veins
Rush projection to translate towards bracket end face direction, and promote drill bit impact workpiece, impulsive force is realized to processing workpiece, reduces bottom hole
The toughness in face, and a small rut is formed in impact process in bottom hole face, small rut can be oriented to and position to bit point of the drill,
It is always ensured that drill bit axially deeply.During the entire process of main shaft rotation, bit can be realized, and realize drill bit withdrawing and
The reciprocal axial translation of pulse frequency is realized during impact, bit, makes boring procedure more succinct laborsaving.Support is remote
The threaded one end of drill bit is connected with to shoulder bar, is provided with to the one end of shoulder bar away from support for the shoulder pad against shoulder, drilling
When, shoulder pad is resisted against on shoulder, and pressure and support force are applied to shoulder pad and to shoulder bar using shoulder, is not only applied to drill bit and is pressed
Power, and support can be supported, it is to avoid bit inclination.Set fixed on driven shaft, driven shaft at the axle center of driven wheel of differential
Sanding burr wheel is connected with, after boring procedure terminates, whole instrument can in turn be used, rotation driving disk, drive disk
Driven wheel of differential rotation is driven, driven wheel of differential drives driven shaft to rotate, and driven shaft drives the rotation of sanding burr wheel, utilizes burr
The burr that grinding wheel is produced after being drilled to polish.When sanding burr wheel need not be in use, support will be threaded in shoulder bar
On, now, sanding burr wheel enters in the accommodating cavity of shoulder bar.Shoulder can be propped up to shoulder bar, support is positioned using shoulder,
Riding is avoided during drilling.Be internally provided with shoe cream room to shoulder bar, shoe cream room memory storage lubricating oil, when to shoulder bar from support
After disassembling, lubricating oil can ooze along oil dripping hole and drive disk and driving bevel gear drop are lubricated.By to shoulder bar
On oil-filled hole can be to make-up oil in shoe cream room.Support is provided with for blocking oil dripping hole close to one end to shoulder bar
Oil sealing is raised, when being threaded in shoulder bar on support, and the oil sealing on support is raised to be sealed to the oil dripping hole on shoulder bar
It is stifled, it is to avoid lubricating oil leaks.Side face, which is provided with the holding tank for depositing drill bit, holding tank, can deposit drill bit, just
In the carrying of whole instrument.Flexible lidstock arm is provided with two side walls of holding tank, is blocked and accommodated using flexible lidstock arm
The opening of groove, it is to avoid drill bit is dropped out of holding tank, lost.Two flexible lidstock arms have coincidence part in the midline of holding tank
Point, drill bit needs to spin off out of holding tank by the intersection of two flexible lidstock arms, two flexible lidstock arms
Intersection can support mutually, strengthen to the shut-off capacity of holding tank, and flexible lidstock arm is in the arc of outwardly convex,
Mutually supported between two flexible lidstock arms by producing radian after bending, drill bit needs to resist what flexible lidstock brachiocylloosis was produced
Power could depart from from the coincidence part office of two flexible lidstock arms., can be by when pulse projection is rotated to pulse high spot
The guiding of inclined plane is oriented to, is turned to along inclined plane is oriented in pulse projection, being oriented to inclined plane can be oriented to pulse projection.
Driven wheel of differential is set on support, and the position of driven wheel of differential and drive bevel gear are axisymmetricly, and also symmetry axis is driving
The axis of disk, driving bevel gear rotation is driven when driving disc spins, meanwhile, driven wheel of differential can be supported to drive disk, be made
Drive disk is rotated in a plane all the time, it is to avoid drive disk is tilted.When drilling tool in use, to support apply pressure when, due to
The symmetry axis of two supports is the axis of main shaft, and pressure can be delivered on main shaft and drill bit along support, and improving drilling tool makes
The stability of used time, and two symmetrically arranged hack levers can improve structural strength, reduce drilling tool weight.The one of two hack levers
End is provided with main shaft sleeve, and the other end of two hack levers is provided with driven shaft axle sleeve, and the integral middle of two hack levers, which is connected with, to be turned
Axle axle sleeve, connection main shaft is rotated by main shaft sleeve, rotates connection driven shaft by driven shaft sleeve, it is ensured that external force when drilling tool is used
All the time can transfers on main shaft and driven shaft.Handle is threaded with support, handle is coaxially disposed with drive disk, one
Only during hand dynamic drive disk, another hand can hold handle and support is positioned, it is to avoid bit inclination.Handle close to support one
Hold and be internally provided with water storage cavity, water storage cavity memory storage cooling water, after handle is disassembled from support, cooling water can be from drop
Flow out and drill bit is cooled down in water hole.Cooling water can be supplemented to water storage cavity by the filling port on handle.When handle threaded connection
When on support, the water shutoff projection on support can be blocked to weeper, it is to avoid cooling leaked water.The one end of handle away from support
The storage chamber for depositing grinding wheel is internally provided with, standby beat can be deposited in storage chamber of the handle away from support one end
Emery wheel, improves the utilization rate of handle.Storage chamber can be covered by end cap, and end cap is threadedly coupled with handle, be easy to end cap
Open, that is, be easy to the access of grinding wheel.When shaking rocking handle, rocking handle band motion rocker arm rotates, and rocking arm drives driving disc spins, realizes hand
Brace hole.When rocking arm is installed, rotating shaft is directed at the rotating shaft mounting hole on rocking arm, because rotating shaft mounting hole is with diameter greater than rotating shaft
Diameter, is easy to rotating shaft to insert in rotating shaft mounting hole, then rotating shaft is slided along rotating shaft buckling groove, due to the width of rotating shaft buckling groove
Be engaged with the diameter of rotating shaft, rotating shaft buckling groove can countershaft it is spacing, it is to avoid rocking arm is rocked, when rotating shaft slips into rotating shaft buckling groove
After interior, rocking arm bolt connection is fixed on drive disk, the fixation of rocking arm is realized.Similarly, by after the disassembling bolts on rocking arm, incite somebody to action
Rotating shaft is slided along rotating shaft buckling groove, when sliding at rotating shaft mounting hole, can realize the dismounting of rocking arm.It is easy to the installation of rocking arm
And dismounting, and ensure that rocking arm can rotate around rotating shaft all the time in rotary course.Clutch discs and rotating shaft eccentric setting, driving
When disk turns clockwise, rotating shaft follows drive disk to drive clutch disc spins, when clutch discs fit rotation with the end face of fixed disk,
The sliding tooth of driving plate edge is engaged with driving bevel gear, and driving bevel gear rotation, driving bevel gear are driven when drive disk is rotated
Main shaft rotation is driven, main shaft drives bit, realizes drilling.When the clutch in clutch disc spins to fixed disk is raised, from
Close projection to support clutch discs, move axially clutch discs, clutch discs drive rotating shaft and drive disk axial translation and compress reset
Spring, now, the sliding tooth on drive disk depart from driving bevel gear.With the translation of rotating shaft, the reversion in rotating shaft is driven to drive
Moving gear is translated, because the vertical range between plane where plane where counter drive gear and adjustment gear and clutch are raised
Height it is identical, therefore, the counter drive gear after translation is engaged with rotating the adjustment gear of connection on support.When drive disk after
During continuous rotation, the counter drive gear that rotarily drives of rotating shaft rotates, and counter drive gear drives adjustment gear rotation, adjustment gear
Reversion bevel gear rotation is driven, reversion bevel gear drives the bit on main shaft and main shaft.Due to reversion bevel gear and instead
Turn to connect by adjusting gear between drive gear, therefore, when main shaft keeps being rotated clockwise, the steering of main shaft with before
Difference, is realized in the reversion of drill bit, drill bit Umklapp process, scrap is exited, and is easy to continue to drill, is prevented that scrap from blocking drill bit.When
Clutch disc spins are after clutch is raised, and back-moving spring promotes drive disk, rotating shaft, counter drive gear, clutch discs to reset, this
When, counter drive gear departs from adjustment gear, and the sliding tooth on drive disk is engaged again with driving bevel gear, realizes drilling.
Drive disk is driven in the whole rotary course of rotating shaft, by the cooperation of clutch and reversing device, realizes the steering of drive disk
Remain constant, without reversion manually, it becomes possible to realize the reversion withdrawing of the pulse frequency of drill bit, move back bits, due to without anti-
Change hand direction and action again, therefore easily form muscle memory, the rotating speed of manual rotation drive disk can be kept substantially
It is constant, improve drilling quality and speed.
It should be understood that the embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.In addition, it is to be understood that
Read after the content of the invention lectured, those skilled in the art can make various changes or modifications to the present invention, these etc.
Valency form equally falls within the application appended claims limited range.
Claims (9)
- Bored 1. a kind of pulsed is portable, including support, it is characterised in that it is rotatably connected on main shaft, main shaft and is arranged with support Drive disk is provided with driving bevel gear, support, drive disk is connected by rotating shaft with holder pivots, the axis of drive disk is vertically led The axis of axle, the edge of drive disk is provided with sliding tooth, and sliding tooth is meshed with driving bevel gear；It is provided with described rotating shaft Clutch, is provided with reversing device between rotating shaft and driving bevel gear, clutch includes the fixed disk being arranged on support With the clutch discs being set in rotating shaft, fixed disk is provided with one section of clutch projection on the end face of clutch discs, and clutch discs are with turning Eccentric shaft is set, and the one end of rotating shaft away from support is provided with back-moving spring；Reversing device includes coaxially fixing with driving bevel gear Reversion bevel gear, with reversion bevel gear adjustment gear engage, the counter drive gear being set in rotating shaft, adjust gear Axis is vertical with reversion bevel gear axis, and adjustment gear is connected with holder pivots, plane where counter drive gear and adjustment tooth Vertical range between plane where wheel is identical with the height that clutch is raised；Main shaft is in axial sliding connection with support, and support is close One section of pulse projection is provided with the end face of driving bevel gear, it is convex that driving bevel gear is provided with pulse on the end face of support Block, pulse projection and driving bevel gear eccentric setting, the one end of driving bevel gear away from drill bit is provided with preloading spring, described Setting driven shaft at driven wheel of differential, the axle center of driven wheel of differential is provided with support, driven wheel of differential is in driving bevel gear Axial symmetry, symmetry axis is the axis of the rotating shaft of drive disk；Sanding burr wheel is fixedly connected with driven shaft, support is away from drill bit One end is provided with to shoulder bar, is provided with the accommodating cavity for accommodating sanding burr wheel close to one end of support to shoulder bar, to shoulder bar and branch Frame is threadedly coupled, and shoe cream room is internally provided with to shoulder bar, one end of support is provided with oil dripping hole to shoulder bar, support is close to be supported One end of shoulder bar is provided with the oil sealing projection for blocking oil dripping hole, and oil-filled hole, described side face are provided with shoulder bar It is provided with the holding tank for depositing drill bit, two side walls of holding tank and is provided with flexible lidstock arm, two flexible lidstocks Arm has intersection in the midline of holding tank, and flexible lidstock arm is in the arc of outwardly convex.
- Bored 2. pulsed according to claim 1 is portable, it is characterised in that described clutch projection is in circular arc, clutch Raised two ends are provided with the guiding surface being connected with fixed side surface.
- Bored 3. pulsed according to claim 1 is portable, it is characterised in that described pulse projection is in circular arc, pulse Raised two ends are provided with the guiding inclined plane being connected with the end face of support.
- 4. the portable brill of pulsed according to claim 1 or 2 or 3, it is characterised in that described support includes two symmetrically The hack lever of setting, the symmetry axis of two hack levers is the axis of main shaft, and one end of two hack levers is provided with main shaft sleeve, two hack levers The other end be provided with driven shaft axle sleeve, the integral middle of two hack levers is connected with rotating shaft axle sleeve.
- 5. the portable brill of pulsed according to claim 1 or 2 or 3, it is characterised in that be threaded with described support Handle, handle is coaxially disposed with drive disk.
- Bored 6. pulsed according to claim 5 is portable, it is characterised in that handle is internally provided with close to one end of support Water storage cavity, handle is provided with weeper close to one end of support, and support is provided with for blocking weeper close to one end of handle Water shutoff it is raised, be provided with filling port on handle.
- Bored 7. pulsed according to claim 5 is portable, it is characterised in that the one end of handle away from support is internally provided with Storage chamber for depositing standby grinding wheel, one end end of the handle away from support is provided with the end cap for covering storage chamber, End cap is threadedly coupled with handle.
- 8. the portable brill of pulsed according to claim 1 or 2 or 3, it is characterised in that the one end of drive disk away from support is set It is equipped with the middle part of rocking arm, rocking arm and driving side surface bolt connection, the free end vertical rocker-arm of rocking arm is provided with rocking handle.
- Bored 9. pulsed according to claim 8 is portable, it is characterised in that rocking arm is set close to the one end in drive disk axle center There are a rotating shaft mounting hole and rotating shaft buckling groove, the diameter with diameter greater than rotating shaft of rotating shaft mounting hole, the width of rotating shaft buckling groove is with turning Shaft diameter is engaged, and rotating shaft mounting hole is connected with rotating shaft buckling groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510232429.8A CN104923822B (en) | 2015-05-08 | 2015-05-08 | Pulsed is portable to bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510232429.8A CN104923822B (en) | 2015-05-08 | 2015-05-08 | Pulsed is portable to bore |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104923822A CN104923822A (en) | 2015-09-23 |
| CN104923822B true CN104923822B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510232429.8A Expired - Fee Related CN104923822B (en) | 2015-05-08 | 2015-05-08 | Pulsed is portable to bore |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105436568A (en) * | 2016-01-23 | 2016-03-30 | 湖北华云电气股份有限公司 | Laterally-cranking hand drill |
| CN106424844A (en) * | 2016-11-14 | 2017-02-22 | 无锡溥汇机械科技有限公司 | Drilling machine fixing device for handling steel structure |
| CN107121305A (en) * | 2017-03-20 | 2017-09-01 | 朱德仲 | A kind of withered tree trunk hand-rail type drilling equipment of forest |
| CN109549681B (en) * | 2018-11-22 | 2021-12-17 | 南昌大学第二附属医院 | Drilling device |
| CN114101749B (en) * | 2021-12-31 | 2024-06-14 | 陕西陕煤韩城矿业有限公司 | Hand-held type track drilling equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1667976A (en) * | 1926-11-10 | 1928-05-01 | Carl E Lindberg | Hand drill |
| CN85201293U (en) * | 1985-04-01 | 1986-02-26 | 章富林 | Autoswitchable tapping chuck |
| CN2194780Y (en) * | 1993-10-22 | 1995-04-19 | 董友荣 | Self-return anti-strip tapping tool for tap |
| CN101648286A (en) * | 2008-08-14 | 2010-02-17 | 苏州宝时得电动工具有限公司 | Hammer drill |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190902831A (en) * | 1909-02-05 | 1910-02-03 | Wade And Jones Ltd | Improvements in Hand Drilling Machines. |
| JPS5350957Y2 (en) * | 1973-01-20 | 1978-12-06 | ||
| CN203971390U (en) * | 2014-07-24 | 2014-12-03 | 明玉平 | Self shifter racing car |
-
2015
- 2015-05-08 CN CN201510232429.8A patent/CN104923822B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1667976A (en) * | 1926-11-10 | 1928-05-01 | Carl E Lindberg | Hand drill |
| CN85201293U (en) * | 1985-04-01 | 1986-02-26 | 章富林 | Autoswitchable tapping chuck |
| CN2194780Y (en) * | 1993-10-22 | 1995-04-19 | 董友荣 | Self-return anti-strip tapping tool for tap |
| CN101648286A (en) * | 2008-08-14 | 2010-02-17 | 苏州宝时得电动工具有限公司 | Hammer drill |
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| CN104923822A (en) | 2015-09-23 |
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