CN104923827A - Pulse impulsion manual drilling tool - Google Patents
Pulse impulsion manual drilling tool Download PDFInfo
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- CN104923827A CN104923827A CN201510234309.1A CN201510234309A CN104923827A CN 104923827 A CN104923827 A CN 104923827A CN 201510234309 A CN201510234309 A CN 201510234309A CN 104923827 A CN104923827 A CN 104923827A
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- 238000005553 drilling Methods 0.000 title abstract description 23
- 238000003860 storage Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 230000035939 shock Effects 0.000 claims description 16
- 238000000151 deposition Methods 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000013519 translation Methods 0.000 description 30
- 238000000034 method Methods 0.000 description 19
- 239000000498 cooling water Substances 0.000 description 12
- 230000008569 process Effects 0.000 description 11
- 210000003205 muscle Anatomy 0.000 description 10
- 230000009471 action Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention relates to a machining tool, in particular to a pulse impulsion manual drilling tool. The pulse impulsion manual drilling tool comprises a support, and the support is rotatably connected with a spindle. The spindle is sleeved with a driving bevel gear, and a driving disc is arranged on the support. The driving disc is rotatably connected with the support through a rotary shaft. The axis of the driving disc is perpendicular to the axis of the spindle, driving teeth are arranged on the edge of the driving disc, and the driving teeth and the bevel gear mesh. The spindle is in sliding connection with the support in the axial direction, and a pulse protrusion is arranged on the end face, close to the driving bevel gear, of the support. A pulse protruding block is arranged on the end face, close to the support, of the driving bevel gear, and the pulse protruding block and the driving bevel gear are eccentrically arranged. A pre-tightening spring is arranged at the end, far away from a drill bit, of the driving bevel gear. The pulse impulsion manual drilling tool has the beneficial effects that reverse tool retreating of pulse frequency can be achieved, the hand-rocking direction or movement does not need to be changed, it is guaranteed that the hand-rocking speed is fundamentally stable, and drilling quality and benefits are improved.
Description
Technical field
The present invention relates to a kind of machining tool, especially relate to a kind of pulse shock Hand driling tool.
Background technology
The hand drilling tool of an existing class, by shake driving-disc, utilizes the driving gear on driving-disc to carry out drive shaft and rotates, and then drive bit to realize boring.In boring procedure, produce scrap, scrap easily blocks drill bit, needs to make drill bit reverse withdrawing by outside scrap tap, then continues boring.But this kind of hand drilling tool is when needs drill bit reversion withdrawing, chip removal, drill bit reversion can only be realized by oppositely shaking driving-disc.Namely driving-disc a few circle that needs to turn clockwise is holed, and then a few circle withdrawing of reversion chip removal counterclockwise, then the boring that turns clockwise.Need in boring procedure repeatedly to convert turning to of driving-disc, and the driving force of hand drill derives from human arm muscle, the hand direction of frequent changes, causes arm muscles different with joint force direction, easily causes hand drill deflection.And the hand action of frequent changes, make muscle form muscle memory, cause hand speed of shaking unstable, affect drilling quality and efficiency.
As Chinese patent notification number is: CN2357687Y, in a kind of staight shank hand drill of bulletin on January 12nd, 2000, this hand drill comprises drill body, hollow rotating shaft, rotating disk and drillstock, and its drillstock is positioned at the afterbody of drill body, and the longitudinal direction of drillstock and drill body on the same line.This hand drill is rotated by turntable rotation band dynamic bevel gear, and bevel gear drives coaxial drill body to rotate, and this kind of hand drilling tool, when needs drill bit reversion withdrawing, chip removal, can only realize drill bit reversion by oppositely shaking driving-disc.Namely driving-disc a few circle that needs to turn clockwise is holed, and then a few circle withdrawing of reversion chip removal counterclockwise, then the boring that turns clockwise.Need in boring procedure repeatedly to convert turning to of driving-disc, and the driving force of hand drill derives from human arm muscle, the hand direction of frequent changes, causes arm muscles different with joint force direction, easily causes hand drill deflection.And the hand action of frequent changes, make muscle form muscle memory, cause hand speed of shaking unstable, affect drilling quality and efficiency.
Summary of the invention
The present invention mainly for the problems referred to above, provide a kind of can realize pulse frequency reversion withdrawing and also without the need to changing the pulse shock Hand driling tool that hand direction and action, the hand speed of guarantee are basicly stable, improve drilling quality and efficiency.
Object of the present invention is mainly achieved by following proposal: a kind of pulse shock Hand driling tool, comprise support, support is rotatably connected to main shaft, main shaft is arranged with and drives bevel gear, support is provided with driving-disc, and driving-disc is connected with holder pivots by rotating shaft, the axis of the axes normal main shaft of driving-disc, the edge of driving-disc is provided with driving gear, and driving gear is meshed with bevel gear; Main shaft and support are in axial sliding connection, support is provided with one section of pulse projection on the end face driving bevel gear, drive bevel gear on the end face of support, be provided with pulse projection, pulse projection and driving bevel gear eccentric setting, drive bevel gear that one end of drill bit is provided with preloading spring.During manual shake driving-disc, driving-disc rotates around rotating shaft, and the driving gear on driving-disc drives and drives bevel gear to rotate, and drive bevel gear to drive main shaft to rotate, main shaft drives bit, realizes boring.Main shaft and support are in axial sliding connection, namely main shaft can on support axial translation.Due to pulse projection and driving bevel gear eccentric setting, when pulse projection and support are in time driving the end face of bevel gear fit and rotate, the rotation of main shaft drives drill bit to realize boring.When pulse projection rotates to the pulse projection on support, pulse protruding driving 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 towards the direction translation away from workpiece, realize the withdrawing of drill bit, drive in withdrawing process outside scrap tap, avoid scrap to block drill bit.After pulse projection rotates past pulse projection, preloading spring promotes main shaft towards the translation of workpiece direction, the translation driving pulse projection of main shaft is towards the translation of bracket end face direction, and promote drill bit impact workpiece, impulsive force is realized to processing work, the wilfulness of reduction holes bottom surface, and form a small rut in bottom surface, hole in impact process, small rut to bit point of the drill guiding and location, can ensure that drill bit shaft is to going deep into all the time.In the whole process that main shaft rotates, can bit be realized, and realize drill bit withdrawing and impact, in bit process, realize the reciprocal axial translation of pulse frequency, make boring procedure more succinctly laborsaving.
As preferably, described pulse projection is in circular arc, and the two ends of pulse projection are provided with the guiding inclined plane be connected with the end face of support.When pulse projection rotates to pulse high spot, can be subject to the guiding of guiding inclined plane, turn to the upper of pulse projection along guiding inclined plane, guiding inclined plane can paired pulses projection guiding.
As preferably, described support is provided with driven wheel of differential, the axle center place of driven wheel of differential arranges driven shaft, and axisymmetricly, symmetry axis is the axis of the rotating shaft of driving-disc for driven wheel of differential and drive bevel gear.Support arranges driven wheel of differential, and the position of driven wheel of differential and drive bevel gear are axisymmetricly, and symmetry axis is the axis of driving-disc, drive when driving-disc rotates and drive bevel gear to rotate, simultaneously, driven wheel of differential can support driving-disc, driving-disc is turned at a plane internal rotation all the time, avoids driving-disc to tilt.
As preferably, driven shaft is fixedly connected with sanding burr wheel, support is provided with to shoulder bar away from one end of drill bit, supports shoulder bar and is provided with the accommodating cavity holding grinding wheel near one end of support, supports shoulder bar and is threaded with support.The axle center place of driven wheel of differential arranges driven shaft, driven shaft is fixedly connected with sanding burr wheel, after boring procedure terminates, whole instrument can be used conversely, rotary actuation dish, driving-disc drives driven wheel of differential to rotate, and driven wheel of differential drives driven shaft to rotate, driven shaft drive sanding burr wheel rotate, utilize sanding burr take turns polish boring after produce burr.When sanding burr wheel does not need to use, will be threaded on support to shoulder bar, now, sanding burr wheel enters in the accommodating cavity of shoulder bar.Support shoulder bar and can prop up shoulder, utilize shoulder to locate support, during boring, avoid riding.
As preferably, described support comprises two symmetrically arranged hack levers, and 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, the other end of two hack levers is provided with driven shaft axle sleeve, and the integral middle of two hack levers is connected with rotating shaft axle sleeve.When drilling tool uses, when applying pressure to support, the symmetry axis due to two supports is the axis of main shaft, pressure can be delivered on main shaft and drill bit along support, improve stability when drilling tool uses, and two symmetrically arranged hack levers can improve structural strength, reduce drilling tool weight.One end of two hack levers is provided with main shaft sleeve, the other end of two hack levers is provided with driven shaft axle sleeve, the integral middle of two hack levers is connected with rotating shaft axle sleeve, main shaft is rotationally connected by main shaft sleeve, be rotationally connected driven shaft by driven shaft sleeve, ensure drilling tool use time external force all the time can transfers on main shaft and driven shaft.
As preferably, described support is threaded jug, and handle and driving-disc are coaxially arranged.Support is threaded jug, and handle and driving-disc are coaxially arranged, and during a hand dynamic driving-disc, another hand can be held handle and locate support, avoids bit inclination.
As preferably, handle is provided with water storage cavity near the inside, one end of support, and handle is provided with weeper near one end of support, and the water shutoff that support is provided with near one end of handle for shutoff weeper is protruding, and handle is provided with filling port.Handle is provided with water storage cavity near the inside, one end of support, stores cooling water in water storage cavity, and when handle is from after support disassembles, cooling water can flow out from weeper and cool drill bit.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, to weeper shutoff, avoid cooling water to leak.
As preferably, handle is provided with the storage chamber for depositing grinding wheel away from the inside, one end of support, and handle is provided with the end cap for capping storage chamber away from the end, one end of support, and end cap is threaded with handle.Handle, away from the inner storage chamber be provided with for depositing grinding wheel in one end of support, can be deposited grinding wheel for subsequent use, improving the utilization rate of handle in the storage chamber of handle away from support one end.Storage chamber can be covered by end cap, and end cap is threaded with handle, is convenient to opening of end cap, is namely convenient to the access of grinding wheel.
As preferably, driving-disc is provided with rocking arm away from one end of support, is connected in the middle part of rocking arm with driving-disc end face bolt, and the free end vertical rocker-arm of rocking arm is provided with rocking handle.During shake rocking handle, rocking handle drives rocking arm to rotate, and rocking arm drives driving-disc to rotate, and realizes hand-operated drilling.
As preferably, rocking arm is provided with rotating shaft installing hole and rotating shaft buckling groove near the one end in driving-disc axle center, and the diameter of rotating shaft installing hole is greater than the diameter of rotating shaft, and width and the rotating shaft diameter compatible of rotating shaft buckling groove close, and rotating shaft installing hole is connected with rotating shaft buckling groove.When rocking arm is installed, rotating shaft is aimed at the rotating shaft installing hole on rocking arm, diameter due to rotating shaft installing hole is greater than the diameter of rotating shaft, is convenient to rotating shaft and inserts in rotating shaft installing hole, then rotating shaft slided along rotating shaft buckling groove, because the width of rotating shaft buckling groove and the diameter compatible of rotating shaft close, rotating shaft buckling groove can countershaft spacing, avoid rocking arm to rock, when rotating shaft slips into after in rotating shaft buckling groove, rocking arm bolt is fastened on driving-disc, realizes the fixing of rocking arm.In like manner, after the disassembling bolts on rocking arm, rotating shaft is slided along rotating shaft buckling groove, when sliding into rotating shaft installing hole place, the dismounting of rocking arm can be realized.Be convenient to the installation and removal of rocking arm, and ensure that rocking arm can rotate around rotating shaft all the time in rotary course.
As preferably, clutch comprises the fixed disk be arranged on support and the clutch discs be set in rotating shaft, fixed disk is provided with one section of clutch projection on the end face of clutch discs, clutch discs and rotating shaft eccentric setting, and rotating shaft is provided with back-moving spring away from one end of support; Reversing device comprises and the adjustment gear, the counter drive gear be set in rotating shaft that drive the co-axially fixed bevel gear that reverses of bevel gear, engage with reversion bevel gear, axis and the reversion bevel gear axes normal of adjustment gear, adjustment gear is connected with holder pivots, and the vertical range between reversion driving gear place plane with adjustment gear place plane is identical with the height of clutch projection.Clutch discs and rotating shaft eccentric setting, when driving-disc turns clockwise, rotating shaft is followed driving-disc and is driven clutch discs to rotate, when the end face of clutch discs and fixed disk fit rotate time, the driving gear at driving-disc edge engages with driving bevel gear, drives and drive bevel gear to rotate when driving-disc rotates, and drives bevel gear to drive main shaft to rotate, main shaft drives bit, realizes boring.When clutch discs rotates protruding to the clutch on fixed disk, clutch is protruding to be supported clutch discs, and clutch discs is moved axially, and clutch discs drives rotating shaft and driving-disc axial translation and compression reseting spring, and now, the driving gear on driving-disc departs from driving bevel gear.Along with the translation of rotating shaft, drive the counter drive gear translation in rotating shaft, because the height of the vertical range between counter drive gear place plane with adjustment gear place plane and clutch projection is identical, therefore, the adjustment gears meshing counter drive gear after translation and support are rotationally connected.When driving-disc is rotated further, the counter drive gear that rotarily drives of rotating shaft rotates, and counter drive gear drives adjustment gear to rotate, and bevel gear rotates the reversion of adjustment gear driven, and reversion bevel gear drives the bit on main shaft and main shaft.Because reversion bevel gear is connected by adjusting gear with between counter drive gear, therefore, when main shaft keeps rotating clockwise, turning to from different before of main shaft, realizes the reversion of drill bit, in drill bit Umklapp process, scrap exits, and is convenient to continue boring, prevents becomes clogged with dirt drill bit.After clutch discs rotates past clutch projection, back-moving spring promotes driving-disc, rotating shaft, counter drive gear, clutch discs reset, and now, counter drive gear departs from adjustment gear, and the driving gear on driving-disc engages again with driving bevel gear, realizes holing.Driving-disc drives in the whole rotary course of rotating shaft, by coordinating of clutch and reversing device, realize turning to of driving-disc and remain constant, without the need to manual reversion, just can realizing the reversion withdrawing of the pulse frequency of drill bit, move back bits, due to without the need to repeatedly changing hand direction and action, therefore easily forming muscle memory, the rotating speed of manual rotation driving-disc can remain unchanged substantially, improves drilling quality and speed.
Therefore, pulse shock Hand driling tool of the present invention possesses following advantage: 1, due to pulse projection and driving bevel gear eccentric setting, when pulse projection and support are in time driving the end face of bevel gear fit and rotate, the rotation of main shaft drives drill bit to realize boring, when pulse projection rotates to the pulse projection on support, pulse protruding driving 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 towards the direction translation away from workpiece, realize the withdrawing of drill bit, drive outside scrap tap in withdrawing process, scrap is avoided to block drill bit, 2, the axle center place of driven wheel of differential arranges driven shaft, driven shaft is fixedly connected with sanding burr wheel, after boring procedure terminates, whole instrument can be used conversely, rotary actuation dish, driving-disc drives driven wheel of differential to rotate, driven wheel of differential drives driven shaft to rotate, driven shaft drives sanding burr wheel to rotate, sanding burr is utilized to take turns the burr of polishing and holing and producing afterwards, when sanding burr wheel does not need to use, to be threaded on support to shoulder bar, now, sanding burr wheel enters in the accommodating cavity of shoulder bar, support shoulder bar and can prop up shoulder, shoulder is utilized to locate support, riding is avoided during boring, 3, handle is provided with water storage cavity near the inside, one end of support, cooling water is stored in water storage cavity, when handle is from after support disassembles, cooling water can flow out from weeper and cool drill bit, 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, to weeper shutoff, avoid cooling water to leak, 4, when rocking arm is installed, rotating shaft is aimed at the rotating shaft installing hole on rocking arm, diameter due to rotating shaft installing hole is greater than the diameter of rotating shaft, being convenient to rotating shaft inserts in rotating shaft installing hole, again rotating shaft is slided along rotating shaft buckling groove, because the width of rotating shaft buckling groove and the diameter compatible of rotating shaft close, rotating shaft buckling groove can countershaft spacing, rocking arm is avoided to rock, when rotating shaft slips into after in rotating shaft buckling groove, rocking arm bolt is fastened on driving-disc, realize the fixing of rocking arm, in like manner, after the disassembling bolts on rocking arm, rotating shaft is slided along rotating shaft buckling groove, when sliding into rotating shaft installing hole place, the dismounting of rocking arm can be realized.Be convenient to the installation and removal of rocking arm, and ensure that rocking arm can rotate around rotating shaft all the time in rotary course.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of structural representation of the present invention;
Accompanying drawing 2 is stereograms of the present invention;
Accompanying drawing 3 is partial enlarged drawings when driving bevel gear to be in bore state in the present invention;
Accompanying drawing 4 is partial enlarged drawings when driving bevel gear to be in withdrawing state in the present invention;
Accompanying drawing 5 is stereograms of pulse high spot in the present invention;
Accompanying drawing 6 is A place partial enlarged drawings in accompanying drawing 1;
Accompanying drawing 7 is B place enlarged partial sectional view in accompanying drawing 1;
Accompanying drawing 8 is stereograms of rocking arm in the present invention.
Illustrate: 01-support, 011-hack lever, 012-main shaft sleeve, 013-driven shaft axle sleeve, 014-water shutoff is protruding, 02-driving-disc, 021-driving gear, 03-drives bevel gear, 04-driven wheel of differential, 05-main shaft, 06-drill bit, 07-handle, 071-water storage cavity, 072-weeper, 073-filling port, 074-storage chamber, 075-end cap, 076-grinding wheel for subsequent use, 08-rocking arm, 081-rotating shaft installing hole, 082-rotating shaft buckling groove, 09-rocking handle, 10-rotating shaft, 11-supports shoulder bar, 114-accommodating cavity, 12-shoulder pad, 19-driven shaft, 20-sanding burr is taken turns, 21-pulse is protruding, 211-leads inclined plane, 22-pulse projection, 23-preloading spring.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, 2, 3, a kind of pulse shock Hand driling tool, comprise support 01, support is rotatably connected to main shaft 05, main shaft free end is provided with drill bit 06, main shaft is arranged with and drives bevel gear, support is provided with driving-disc 02, driving-disc is connected with holder pivots by rotating shaft 10, the axis of the axes normal main shaft of driving-disc, the edge of driving-disc is provided with driving gear 021, and driving gear is meshed with driving bevel gear 03.Main shaft and support are in axial sliding connection, and as shown in Figure 5, support is provided with one section of pulse projection 21 on the end face driving bevel gear, and pulse projection is in circular arc, and the two ends of pulse projection are provided with the guiding inclined plane 211 be connected with the end face of support.Drive bevel gear on the end face of support, be provided with pulse projection 22, pulse projection and driving bevel gear eccentric setting, drive bevel gear that one end of drill bit is provided with preloading spring 23.Support is provided with driven wheel of differential 04, the axle center place of driven wheel of differential arranges driven shaft 19, and axisymmetricly, symmetry axis is the axis of the rotating shaft of driving-disc for driven wheel of differential and drive bevel gear.As shown in Figure 6, driven shaft is fixedly connected with sanding burr wheel 20, support is provided with to shoulder bar 11 away from one end of drill bit, is provided with shoulder pad 12 to takeing on bar one end away from support, support shoulder bar and be provided with the accommodating cavity 114 holding grinding wheel near one end of support, support shoulder bar and be threaded with support.Support comprises two symmetrically arranged hack levers 011, the symmetry axis of two hack levers is the axis of main shaft, one end of two hack levers is provided with main shaft sleeve 012, and the integral middle that the other end of two hack levers is provided with driven shaft axle sleeve 013, two hack levers is connected with rotating shaft axle sleeve.Support is threaded jug 07, handle and driving-disc are coaxially arranged, as shown in Figure 7, handle is provided with water storage cavity 071 near the inside, one end of support, handle is provided with weeper 072 near one end of support, support is provided with the water shutoff projection 014 for shutoff weeper near one end of handle, handle is provided with filling port 073.Handle is provided with storage chamber 074 for depositing grinding wheel 076 for subsequent use away from the inside, one end of support, and handle is provided with the end cap 075 for capping storage chamber away from the end, one end of support, and end cap is threaded with handle.Driving-disc is provided with rocking arm 08 away from one end of support, is connected in the middle part of rocking arm with driving-disc end face bolt, and the free end vertical rocker-arm of rocking arm is provided with rocking handle 09.As shown in Figure 8; rocking arm is provided with rotating shaft installing hole 081 and rotating shaft buckling groove 082 near the one end in driving-disc axle center; the diameter of rotating shaft installing hole is greater than the diameter of rotating shaft, width and the rotating shaft diameter compatible of rotating shaft buckling groove close, and rotating shaft installing hole is connected with rotating shaft buckling groove.
During manual shake driving-disc, driving-disc rotates around rotating shaft, and the driving gear on driving-disc drives and drives bevel gear to rotate, and drive bevel gear to drive main shaft to rotate, main shaft drives bit, realizes boring.Main shaft and support are in axial sliding connection, namely main shaft can on support axial translation.Due to pulse projection and driving bevel gear eccentric setting, when pulse projection and support are in time driving the end face of bevel gear fit and rotate, as shown in Figure 3, the rotation of main shaft drives drill bit to realize boring.When pulse projection rotates to the pulse projection on support, pulse protruding driving 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, towards the direction translation away from workpiece, realizes the withdrawing of drill bit, as shown in Figure 4, drive in withdrawing process outside scrap tap, avoid scrap to block drill bit.After pulse projection rotates past pulse projection, preloading spring promotes main shaft towards the translation of workpiece direction, the translation driving pulse projection of main shaft is towards the translation of bracket end face direction, and promote drill bit impact workpiece, impulsive force is realized to processing work, the wilfulness of reduction holes bottom surface, and form a small rut in bottom surface, hole in impact process, small rut to bit point of the drill guiding and location, can ensure that drill bit shaft is to going deep into all the time.In the whole process that main shaft rotates, can bit be realized, and realize drill bit withdrawing and impact, in bit process, realize the reciprocal axial translation of pulse frequency, make boring procedure more succinctly laborsaving.When pulse projection rotates to pulse high spot, can be subject to the guiding of guiding inclined plane, turn to the upper of pulse projection along guiding inclined plane, guiding inclined plane can paired pulses projection guiding.Support arranges driven wheel of differential, and the position of driven wheel of differential and drive bevel gear are axisymmetricly, and symmetry axis is the axis of driving-disc, drive when driving-disc rotates and drive bevel gear to rotate, simultaneously, driven wheel of differential can support driving-disc, driving-disc is turned at a plane internal rotation all the time, avoids driving-disc to tilt.The axle center place of driven wheel of differential arranges driven shaft, driven shaft is fixedly connected with sanding burr wheel, after boring procedure terminates, whole instrument can be used conversely, rotary actuation dish, driving-disc drives driven wheel of differential to rotate, and driven wheel of differential drives driven shaft to rotate, driven shaft drive sanding burr wheel rotate, utilize sanding burr take turns polish boring after produce burr.When sanding burr wheel does not need to use, will be threaded on support to shoulder bar, now, sanding burr wheel enters in the accommodating cavity of shoulder bar.Support shoulder bar and can prop up shoulder, utilize shoulder to locate support, during boring, avoid riding.When drilling tool uses, when applying pressure to support, the symmetry axis due to two supports is the axis of main shaft, pressure can be delivered on main shaft and drill bit along support, improve stability when drilling tool uses, and two symmetrically arranged hack levers can improve structural strength, reduce drilling tool weight.One end of two hack levers is provided with main shaft sleeve, the other end of two hack levers is provided with driven shaft axle sleeve, the integral middle of two hack levers is connected with rotating shaft axle sleeve, main shaft is rotationally connected by main shaft sleeve, be rotationally connected driven shaft by driven shaft sleeve, ensure drilling tool use time external force all the time can transfers on main shaft and driven shaft.Support is threaded jug, and handle and driving-disc are coaxially arranged, and during a hand dynamic driving-disc, another hand can be held handle and locate support, avoids bit inclination.Handle is provided with water storage cavity near the inside, one end of support, stores cooling water in water storage cavity, and when handle is from after support disassembles, cooling water can flow out from weeper and cool drill bit.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, to weeper shutoff, avoid cooling water to leak.Handle, away from the inner storage chamber be provided with for depositing grinding wheel in one end of support, can be deposited grinding wheel for subsequent use, improving the utilization rate of handle in the storage chamber of handle away from support one end.Storage chamber can be covered by end cap, and end cap is threaded with handle, is convenient to opening of end cap, is namely convenient to the access of grinding wheel.During shake rocking handle, rocking handle drives rocking arm to rotate, and rocking arm drives driving-disc to rotate, and realizes hand-operated drilling.When rocking arm is installed, rotating shaft is aimed at the rotating shaft installing hole on rocking arm, diameter due to rotating shaft installing hole is greater than the diameter of rotating shaft, is convenient to rotating shaft and inserts in rotating shaft installing hole, then rotating shaft slided along rotating shaft buckling groove, because the width of rotating shaft buckling groove and the diameter compatible of rotating shaft close, rotating shaft buckling groove can countershaft spacing, avoid rocking arm to rock, when rotating shaft slips into after in rotating shaft buckling groove, rocking arm bolt is fastened on driving-disc, realizes the fixing of rocking arm.In like manner, after the disassembling bolts on rocking arm, rotating shaft is slided along rotating shaft buckling groove, when sliding into rotating shaft installing hole place, the dismounting of rocking arm can be realized.Be convenient to the installation and removal of rocking arm, and ensure that rocking arm can rotate around rotating shaft all the time in rotary course.Clutch discs and rotating shaft eccentric setting, when driving-disc turns clockwise, rotating shaft is followed driving-disc and is driven clutch discs to rotate, when the end face of clutch discs and fixed disk fit rotate time, the driving gear at driving-disc edge engages with driving bevel gear, drives and drive bevel gear to rotate when driving-disc rotates, and drives bevel gear to drive main shaft to rotate, main shaft drives bit, realizes boring.When clutch discs rotates protruding to the clutch on fixed disk, clutch is protruding to be supported clutch discs, and clutch discs is moved axially, and clutch discs drives rotating shaft and driving-disc axial translation and compression reseting spring, and now, the driving gear on driving-disc departs from driving bevel gear.Along with the translation of rotating shaft, drive the counter drive gear translation in rotating shaft, because the height of the vertical range between counter drive gear place plane with adjustment gear place plane and clutch projection is identical, therefore, the adjustment gears meshing counter drive gear after translation and support are rotationally connected.When driving-disc is rotated further, the counter drive gear that rotarily drives of rotating shaft rotates, and counter drive gear drives adjustment gear to rotate, and bevel gear rotates the reversion of adjustment gear driven, and reversion bevel gear drives the bit on main shaft and main shaft.Because reversion bevel gear is connected by adjusting gear with between counter drive gear, therefore, when main shaft keeps rotating clockwise, turning to from different before of main shaft, realizes the reversion of drill bit, in drill bit Umklapp process, scrap exits, and is convenient to continue boring, prevents becomes clogged with dirt drill bit.After clutch discs rotates past clutch projection, back-moving spring promotes driving-disc, rotating shaft, counter drive gear, clutch discs reset, and now, counter drive gear departs from adjustment gear, and the driving gear on driving-disc engages again with driving bevel gear, realizes holing.Driving-disc drives in the whole rotary course of rotating shaft, by coordinating of clutch and reversing device, realize turning to of driving-disc and remain constant, without the need to manual reversion, just can realizing the reversion withdrawing of the pulse frequency of drill bit, move back bits, due to without the need to repeatedly changing hand direction and action, therefore easily forming muscle memory, the rotating speed of manual rotation driving-disc can remain unchanged substantially, improves drilling quality and speed.
Should be understood that this embodiment is only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Claims (10)
1. a pulse shock Hand driling tool, comprise support, it is characterized in that, support is rotatably connected to main shaft, main shaft is arranged with and drives bevel gear, support is provided with driving-disc, driving-disc is connected with holder pivots by rotating shaft, the axis of the axes normal main shaft of driving-disc, the edge of driving-disc is provided with driving gear, and driving gear is meshed with bevel gear; Main shaft and support are in axial sliding connection, support is provided with one section of pulse projection on the end face driving bevel gear, drive bevel gear on the end face of support, be provided with pulse projection, pulse projection and driving bevel gear eccentric setting, drive bevel gear that one end of drill bit is provided with preloading spring.
2. pulse shock Hand driling tool according to claim 1, is characterized in that, described pulse projection is in circular arc, and the two ends of pulse projection are provided with the guiding inclined plane be connected with the end face of support.
3. pulse shock Hand driling tool according to claim 1, it is characterized in that, described support is provided with driven wheel of differential, the axle center place of driven wheel of differential arranges driven shaft, axisymmetricly, symmetry axis is the axis of the rotating shaft of driving-disc for driven wheel of differential and drive bevel gear.
4. pulse shock Hand driling tool according to claim 2, it is characterized in that, driven shaft is fixedly connected with sanding burr wheel, support is provided with to shoulder bar away from one end of drill bit, support shoulder bar and be provided with the accommodating cavity holding grinding wheel near one end of support, support shoulder bar and be threaded with support.
5. pulse shock Hand driling tool according to claim 2, it is characterized in that, described support comprises two symmetrically arranged hack levers, the symmetry axis of two hack levers is the axis of main shaft, one end of two hack levers is provided with main shaft sleeve, the other end of two hack levers is provided with driven shaft axle sleeve, and the integral middle of two hack levers is connected with rotating shaft axle sleeve.
6. the pulse shock Hand driling tool according to claim 1 or 2 or 3 or 4, it is characterized in that, described support is threaded jug, and handle and driving-disc are coaxially arranged.
7. pulse shock Hand driling tool according to claim 5, it is characterized in that, handle is provided with water storage cavity near the inside, one end of support, handle is provided with weeper near one end of support, the water shutoff that support is provided with near one end of handle for shutoff weeper is protruding, and handle is provided with filling port.
8. pulse shock Hand driling tool according to claim 6, it is characterized in that, handle is provided with storage chamber for depositing grinding wheel away from the inside, one end of support, and handle is provided with the end cap for capping storage chamber away from the end, one end of support, and end cap is threaded with handle.
9. the pulse shock Hand driling tool according to claim 1 or 2 or 3 or 4, it is characterized in that, driving-disc is provided with rocking arm away from one end of support, is connected in the middle part of rocking arm with driving-disc end face bolt, and the free end vertical rocker-arm of rocking arm is provided with rocking handle.
10. pulse shock Hand driling tool according to claim 9, it is characterized in that; rocking arm is provided with rotating shaft installing hole and rotating shaft buckling groove near the one end in driving-disc axle center; the diameter of rotating shaft installing hole is greater than the diameter of rotating shaft; width and the rotating shaft diameter compatible of rotating shaft buckling groove close, and rotating shaft installing hole is connected with rotating shaft buckling groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510234309.1A CN104923827B (en) | 2015-05-08 | 2015-05-08 | Pulse shock Hand driling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510234309.1A CN104923827B (en) | 2015-05-08 | 2015-05-08 | Pulse shock Hand driling tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104923827A true CN104923827A (en) | 2015-09-23 |
| CN104923827B CN104923827B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510234309.1A Expired - Fee Related CN104923827B (en) | 2015-05-08 | 2015-05-08 | Pulse shock Hand driling tool |
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| Country | Link |
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| CN (1) | CN104923827B (en) |
Citations (8)
| 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. |
| FR952497A (en) * | 1945-08-07 | 1949-11-17 | Advanced Drill | |
| FR1345508A (en) * | 1963-01-28 | 1963-12-06 | Const Mecaniques Et Outil De P | Hand drill |
| DE2458578A1 (en) * | 1974-12-11 | 1976-06-24 | Weisenburger A | Grip for hand drilling tool - has additional drills carried by plate insertable into hollow flange of handle |
| CN2801346Y (en) * | 2005-07-04 | 2006-08-02 | 河北农业大学 | Length-adjustable hand drill for drilling tree trunk |
| CN101318232A (en) * | 2008-07-03 | 2008-12-10 | 陈会甫 | Multifunctional percussion drill |
| CN101648286A (en) * | 2008-08-14 | 2010-02-17 | 苏州宝时得电动工具有限公司 | Hammer drill |
| CN102380640A (en) * | 2010-08-31 | 2012-03-21 | 杨高怀 | Double-speed hand drill |
-
2015
- 2015-05-08 CN CN201510234309.1A patent/CN104923827B/en not_active Expired - Fee Related
Patent Citations (8)
| 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. |
| FR952497A (en) * | 1945-08-07 | 1949-11-17 | Advanced Drill | |
| FR1345508A (en) * | 1963-01-28 | 1963-12-06 | Const Mecaniques Et Outil De P | Hand drill |
| DE2458578A1 (en) * | 1974-12-11 | 1976-06-24 | Weisenburger A | Grip for hand drilling tool - has additional drills carried by plate insertable into hollow flange of handle |
| CN2801346Y (en) * | 2005-07-04 | 2006-08-02 | 河北农业大学 | Length-adjustable hand drill for drilling tree trunk |
| CN101318232A (en) * | 2008-07-03 | 2008-12-10 | 陈会甫 | Multifunctional percussion drill |
| CN101648286A (en) * | 2008-08-14 | 2010-02-17 | 苏州宝时得电动工具有限公司 | Hammer drill |
| CN102380640A (en) * | 2010-08-31 | 2012-03-21 | 杨高怀 | Double-speed hand drill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104923827B (en) | 2017-07-18 |
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