CN108466216A - It is a kind of based on the gear-driven electric screw driver with calibration function - Google Patents
It is a kind of based on the gear-driven electric screw driver with calibration function Download PDFInfo
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- CN108466216A CN108466216A CN201810264946.7A CN201810264946A CN108466216A CN 108466216 A CN108466216 A CN 108466216A CN 201810264946 A CN201810264946 A CN 201810264946A CN 108466216 A CN108466216 A CN 108466216A
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- fixedly mounted
- fixed plate
- fixing axle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
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Abstract
The invention belongs to electric screw driver technical fields, more particularly to it is a kind of based on the gear-driven electric screw driver with calibration function, it includes set casing, knife bar, motor, motor shaft, drive shaft, first gear, second gear, the first fixing axle, the first fixed plate, the first telescopic rod, steering control device, the second fixing axle, worm screw, universal joint, wobble gear etc., is wherein provided with the first circular hole on the end face of set casing；It is provided with accommodating chamber on the end face of first circular hole；Motor end face, which is fixedly mounted on, to be accommodated on resonator end surface；Drive shaft one end end face is fixedly mounted on sealing of motor spindle end face；First gear is installed on the driving shaft by key；Second fixed plate one end, which is fixedly mounted on, to be accommodated on resonator end surface；Electric screw driver in the present invention, which has, automatically corrects inclined mounting screw, so that in the peace charging apparatus that the screw installed can be vertical.
Description
Technical field
The invention belongs to electric screw driver technical field more particularly to it is a kind of based on gear-driven with calibration function
Electric screw driver.
Background technology
Current existing electric screw driver is mainly used for tightening and unscrewing the electricity of screw during tightening the screw
Power driven tools.The electric tool is mainly used for assembly line equipped with the mechanism for adjusting and limiting torque, is that most of manufacturing enterprise is indispensable
One of tool, but when the axis of screw and the plane installed have a certain degree, existing electric screw driver at this time
During tightening screw use, it will make the inclined screwin of screw, to which installed device will be destroyed, so
Design a kind of is necessary based on the gear-driven electric screw driver with calibration function.
The present invention design it is a kind of solved the problems, such as based on the gear-driven electric screw driver with calibration function it is as above.
Invention content
(1) the technical problem to be solved in the present invention
The problem to be solved in the present invention be to provide it is a kind of based on the gear-driven electric screw driver with calibration function, with
Overcome in the prior art electric screw driver during tightening screw, initially hammer into mounting surface screw tilt when, it is existing
Electric screw driver inclined will be tightened in institute's mounting device；So that the axis and mounting plane of screw installation are at a clamp
It installs at angle；Screw will destroy the device for needing mounting screw.
(2) technical scheme of the present invention
To solve drawbacks described above in the prior art, the present invention disclose it is a kind of based on gear-driven with calibration function
Electric screw driver, it is realized using following technical scheme.
It is a kind of based on the gear-driven electric screw driver with calibration function, it is characterised in that：It includes set casing, knife
Bar, motor shaft, drive shaft, first gear, second gear, the first fixing axle, the first fixed plate, the first telescopic rod, turns motor
To control device, the second fixing axle, worm screw, universal joint, wobble gear, the second fixed ring, the second fixed plate, the second telescopic rod,
First spring, third gear, third fixed plate, third fixed ring, the 4th fixed plate, the first circular hole, accommodating chamber, driving knife, electricity
Magnet valve, second spring, the 5th fixed plate, the 6th fixed plate, the first T shapes ring, sensing chip, movement slots, the second circular hole, first are fixed
Ring, the 2nd T shapes annular groove, the first T shapes annular groove, the 2nd T shapes ring, torque limiter, are wherein provided with the first circle on the end face of set casing
Hole；It is provided with accommodating chamber on the end face of first circular hole；Motor end face, which is fixedly mounted on, to be accommodated on resonator end surface；Drive shaft one end end face
It is fixedly mounted on sealing of motor spindle end face；First gear is installed on the driving shaft by key；Second fixed plate one end is fixedly mounted on
It accommodates on resonator end surface；Second fixed ring periphery is fixedly mounted in the second fixation plate end face；Peace is fixed in second telescopic rod one end
On the second fixed ring inner headed face；2nd T shape rings end face is fixedly mounted in the second flexible rod end surface；Third gear both ends
The first T shapes annular groove and the 2nd T shape annular grooves are separately installed on end face；There are teeth, the other end to be provided with outer spiral shell for third gear one end
Line；Teeth distribution of the 2nd T shapes annular groove on third gear；Turn that third gear passes through the 2nd T shapes annular groove and the 2nd T shape rings
Dynamic cooperation installation, and third gear is engaged with first gear；First spring is nested on the outside of the second telescopic rod, the first spring one end
It is fixedly mounted on the 2nd T shape rings end face, the other end is fixedly mounted on the second fixed ring end face；On third fixed ring inner headed face
It is provided with internal thread；Third fixed plate one end is fixedly mounted on accommodating chamber inner headed face, and the other end is fixedly mounted on third fixed ring
On periphery；The external screw thread opened on internal thread and third gear on third fixed ring inner headed face coordinates；First T shape rings are installed
In the first T shape annular grooves；4th dead plate upper end face side is fixedly mounted on the first T shape rings end face, and in the 4th fixed plate
The periphery of the circular hole and drive shaft opened is slidably matched；6th fixed plate lower face is fixedly mounted on the 4th fixed plate far from
On the upper surface of one T shape rings side；5th fixed plate one end is fixedly mounted on the side of the 6th dead plate upper end；First fixes
Plate one end is fixedly mounted on accommodating chamber inner headed face；First fixed ring periphery is fixedly mounted on first fixed plate one end end face
On；First fixing axle is by being slidably installed in the first fixed ring；First fixing axle periphery is mounted on the by bearing
Circular hole inner headed face cooperation in five fixed plates；First telescopic rod one end is fixedly mounted in the first fixation axial end；Torque limit
Device one end is mounted in the first flexible rod end surface；Steering control device is mounted on by axis on torque limiter；Second fixing axle
One end is fixedly mounted on steering control device；Worm screw is mounted on by key in the second fixing axle；Second gear is installed by key
In the first fixing axle, and second gear coordinates with first gear；Knife bar is installed on the driving shaft by universal joint；Wobble gear
The movement slots being not penetrated are provided on periphery；The second circular hole of perforation is provided on movement slots end face；Wobble gear is pacified by bearing
On knife bar, and wobble gear is located in set casing；Universal joint coordinates with movement slots；Solenoid valve is mounted on knife bar, and electricity
Magnet valve is located at the first circular hole；Two second springs are symmetrically distributed in solenoid valve both sides, and two second springs and wobble gear
Cooperation；On two sensing chip SYMMETRIC ELECTROMAGNETIC valve lower faces；The line of two sensing chips is parallel with the line of two second springs；It drives
Moving knife one end is fixedly mounted on knife bar end face；The diameter of first gear is 2 times of second gear diameter.
It is advanced optimized as this technology, first spring is extension spring.
It is advanced optimized as this technology, passes through bearing fit between the solenoid valve inner headed face and knife bar inner headed face.
It is advanced optimized as this technology, lubricating oil is coated between the first T shapes ring and the first T shape annular grooves；2nd T shapes
It is coated with lubricating oil between ring and the 2nd T shape annular grooves.
It is advanced optimized as this technology, the diameter of axle size of the drive shaft is equal to the diameter of axle size of knife bar.
The effect that the first circular hole is provided on the end face of set casing in the present invention is easy for accommodating solenoid valve and second spring；
The effect that accommodating chamber is provided on the end face of first circular hole is easy for accommodating motor, first gear, second gear third gear etc.；
Motor end face is fixedly mounted on the effect accommodated on resonator end surface and is easy for driving drive shaft movement；Drive shaft one end end face is fixed
Effect on sealing of motor spindle end face is easy for installation first gear, universal joint；First gear is mounted on drive shaft by key
On effect be easy for driving third gear and second gear and move；Second fixed plate one end, which is fixedly mounted on, to be accommodated on resonator end surface
Effect be easy for installation the second fixed ring；The effect that second fixed ring periphery is fixedly mounted in the second fixation plate end face is
Convenient for the second telescopic rod；The effect that second telescopic rod one end is fixedly mounted on the second fixed ring inner headed face is easy for installation second
T shape rings；2nd T shape rings end face is fixedly mounted on the effect in the second flexible rod end surface and is easy for and the 2nd T on third gear
Shape annular groove forms rotatable engagement；The work of the first T shapes annular groove and the 2nd T shape annular grooves is separately installed on the end face at third gear both ends
With being easy for installation the first T shapes ring and the 2nd T shape rings；There are teeth, the other end to be provided with externally threaded effect for third gear one end
It is when third gear again can be along the female threaded shaft in third fixed ring during rotary motion under the driving of first gear
To movement；The effect of teeth distribution of the 2nd T shapes annular groove on third gear, which is easy for first gear, can drive third tooth
Wheel movement；Third gear is by the installation that is rotatably assorted of the 2nd T shapes annular groove and the 2nd T shape rings, and third gear and first gear
The effect of engagement is easy for driving the movement of the first T shape rings；First spring is nested on the outside of the second telescopic rod, and the first spring one end is solid
On the 2nd T shape rings end face, the effect that the other end is fixedly mounted on the second fixed ring end face is easy for the 2nd T shapes for Dingan County
One recovery force effect of ring；Female effect is opened on third fixed ring inner headed face is easy for guiding third gear movement；The
Three fixed plate one end are fixedly mounted on accommodating chamber inner headed face, and the other end is fixedly mounted on the effect on third fixed ring periphery
It is easy for installation third gear；The work for the external screw thread cooperation opened on internal thread and third gear on third fixed ring inner headed face
Third gear movement can be guided with third fixed ring is easy for；The effect that first T shape rings are mounted in the first T shape annular grooves is just
In the 4th fixed plate of installation；4th dead plate upper end face side is fixedly mounted on the first T shape rings end face, and in the 4th fixed plate
The effect that the periphery of the circular hole and drive shaft opened is slidably matched is easy for the 6th fixed plate of installation；6th fixed plate lower face
The effect being fixedly mounted on upper surface of the 4th fixed plate far from the first T shape rings side is easy for the 5th fixed plate of installation；The
The effect that five fixed plate one end are fixedly mounted on the side of the 6th dead plate upper end is easy for the first fixing axle of installation；First is solid
The effect that fixed board one end is fixedly mounted on accommodating chamber inner headed face is easy for the first fixed ring of installation；First fixed ring periphery is solid
Effect of the Dingan County on first fixed plate one end end face is easy for the first fixing axle of installation；First fixing axle is by being slidably matched
Effect in the first fixed ring is easy for installation first gear；First fixing axle periphery is mounted on the 5th by bearing
The effect of circular hole inner headed face cooperation in fixed plate is easy for one gear of installation；It is solid that first telescopic rod one end is fixedly mounted on first
Effect on dead axle end face is easy for the rotary motion of compensation worm screw；Torque limiter one end is mounted in the first flexible rod end surface
Effect be to achieve the purpose that protect the first fixing axle and second gear；In worm screw rotary course, the first fixation will not be driven
Axis moves；Steering control device is to control the direction of rotation of worm screw by the effect that axis is mounted on torque limiter, to reach
To the purpose in control wobble gear rotary motion direction, inclined knife bar can be driven to be corrected to knife bar to reach wobble gear
The purpose of axis vertical mounting plane；Second fixing axle one end is fixedly mounted on the effect on steering control device and is easy for installing
Worm screw；Worm screw is easy for worm screw by the effect that key is mounted in the second fixing axle to drive wobble gear to move；Second tooth
Wheel is mounted on by key in the first fixing axle, and the effect of second gear and first gear cooperation be easy for first gear can will
Movement is transmitted in second gear, and second gear can drive the first fixing axle to move；Knife bar is mounted on driving by universal joint
Effect on axis is easy for peace driving knife；Be provided on wobble gear periphery the movement slots being not penetrated effect be easy for knife bar can
To do pendulum motion；The effect that the second circular hole of perforation is provided on movement slots end face is easy for wobble gear being mounted on knife bar
On；Wobble gear by bearing be mounted on knife bar on, and wobble gear be located at the effect in set casing be easy for worm screw can band
Movable pendulum moving gear moves, and wobble gear can drive knife bar to move；Universal joint and the effect of movement slots cooperation are easy for drive shaft
On movement be transmitted on knife bar by universal joint；Solenoid valve is mounted on knife bar, and solenoid valve is located at the work at the first circular hole
With the swing for being easy for control knife bar；Two second springs are symmetrically distributed in solenoid valve both sides, and two second springs and swing
The effect of gear cooperation is easy for giving knife bar one recovery force effect；On two sensing chip SYMMETRIC ELECTROMAGNETIC valve lower faces；Two senses
The effect for answering the line of piece parallel with the line of two second springs is easy for the swing angle of induction knife bar；Drive knife one end solid
Effect of the Dingan County on knife bar end face is easy for achieving the purpose that tighten screw with the drive hole cooperation on screw.First T shapes
It is coated with lubricating oil between ring and the first T shape annular grooves；It is to subtract to be coated with the effect of lubricating oil between 2nd T shapes ring and the 2nd T shape annular grooves
Frictional force between small first T shapes ring and the first T shape annular grooves between the 2nd T shapes ring and the 2nd T shape annular grooves.The diameter of axle of drive shaft
Size be equal to knife bar diameter of axle size can be just control electric screw driver production cost.
(3) the advantages of the present invention
Relative to traditional electric screw driver technology, the electric screw driver in the present invention, which has, automatically corrects inclined installation
Screw, so that in the peace charging apparatus that the screw installed can be vertical.
Description of the drawings
Fig. 1 is global facility distribution schematic diagram.
Fig. 2 is first gear mounting structure schematic diagram.
Fig. 3 is set casing structural schematic diagram.
Fig. 4 is knife bar mounting structure schematic diagram.
Fig. 5 is the first fixed ring mounting structure schematic diagram.
Fig. 6 is that mounting structure schematic diagram is arrived in driving.
Fig. 7 is second gear mounting structure schematic diagram.
Fig. 8 is third gear installation structure schematic diagram.
Fig. 9 is the second fixed ring mounting structure schematic diagram.
Figure 10 is wobble gear structural schematic diagram.
Figure 11 is the 4th fixed plate mounting structure schematic diagram.
Figure 12 is third gear structure schematic diagram.
Figure 13 is the first spring mounting structure schematic diagram.
Figure 14 is steering control device mounting structure schematic diagram.
Figure 15 is the 5th fixed plate mounting structure schematic diagram.
Figure label title：1, set casing；2, knife bar；3, motor；4, motor shaft；5, drive shaft；6, first gear；7、
Second gear；8, the first fixing axle；9, the first fixed plate；10, the first telescopic rod；12, steering control device；13, it second fixes
Axis；14, worm screw；15, universal joint；16, wobble gear；17, the second fixed ring；18, the second fixed plate；19, the second telescopic rod；
20, the first spring；21, third gear；22, third fixed plate；23, third fixed ring；24, the 4th fixed plate；25, the first circle
Hole；26, accommodating chamber；27, knife is driven；28, solenoid valve；29, second spring；30, the 5th fixed plate；31, the 6th fixed plate；32、
First T shape rings；33, sensing chip；34, movement slots；35, the second circular hole；36, the first fixed ring；37, the 2nd T shape annular grooves；38,
One T shape annular grooves；39, the 2nd T shape rings；40, torque limiter.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in Figure 1, 2, it includes set casing 1, knife bar 2, motor 3, motor shaft 4, drive shaft 5, first gear 6,
Two gears 7, the first fixing axle 8, the first fixed plate 9, the first telescopic rod 10, steering control device 12, the second fixing axle 13, worm screw
14, universal joint 15, wobble gear 16, the second fixed ring 17, the second fixed plate 18, the second telescopic rod 19, the first spring 20, third
Gear 21, third fixed plate 22, third fixed ring 23, the 4th fixed plate 24, the first circular hole 25, accommodating chamber 26, driving knife 27, electricity
Magnet valve 28, second spring 29, the 5th fixed plate 30, the 6th fixed plate 31, the first T shapes ring 32, sensing chip 33, movement slots 34,
Two circular holes 35, the first fixed ring 36, the 2nd T shapes annular groove 37, the first T shapes annular groove 38, the 2nd T shapes ring 39, torque limiter 40, such as
Shown in Fig. 3, the first circular hole 25 is wherein provided on the end face of set casing 1；As shown in figure 3, being provided with appearance on the end face of the first circular hole 25
Receive chamber 26；As shown in Figure 1, 2,3 end face of motor is fixedly mounted on 26 end face of accommodating chamber；As shown in figure 4,5 one end of drive shaft
End face is fixedly mounted on 4 end face of motor shaft；First gear 6 is mounted on by key in drive shaft 5；As shown in Figure 1, 2, second is solid
18 one end of fixed board is fixedly mounted on 26 end face of accommodating chamber；As shown in figure 5,17 periphery of the second fixed ring is fixedly mounted on second
On 18 end face of fixed plate；As shown in fig. 7,19 one end of the second telescopic rod is fixedly mounted on 17 inner headed face of the second fixed ring；Such as figure
8, shown in 9,39 end face of the 2nd T shapes ring is fixedly mounted on 19 end face of the second telescopic rod；As shown in figure 12,21 both ends of third gear
End face on be separately installed with the first T shapes annular groove 38 and the 2nd T shapes annular groove 37；21 one end of third gear has teeth, the other end
It is provided with external screw thread；As shown in figure 12, teeth distribution of the 2nd T shapes annular groove 37 on third gear 21；As shown in figure 9, third
Gear 21 is by the installation that is rotatably assorted of the 2nd T shapes annular groove 37 and the 2nd T shapes ring 39, and third gear 21 is nibbled with first gear 6
It closes；As shown in figure 13, the first spring 20 is nested in 19 outside of the second telescopic rod, and 20 one end of the first spring is fixedly mounted on the 2nd T
On 39 end face of shape ring, the other end is fixedly mounted on 17 end face of the second fixed ring；It is provided with interior spiral shell on 23 inner headed face of third fixed ring
Line；As shown in Fig. 2, 22 one end of third fixed plate is fixedly mounted on 26 inner headed face of accommodating chamber, the other end is fixedly mounted on third
On 23 periphery of fixed ring；As shown in figure 11, it is opened on the internal thread on 23 inner headed face of third fixed ring and third gear 21
External screw thread coordinates；First T shapes ring 32 is mounted in the first T shapes annular groove 38；As shown in figure 15,24 upper surface side of the 4th fixed plate
It is fixedly mounted on 32 end face of the first T shapes ring, and the circular hole opened in the 4th fixed plate 24 and the periphery sliding of drive shaft 5 are matched
It closes；As shown in figure 15,31 lower face of the 6th fixed plate is fixedly mounted on the 4th fixed plate 24 far from the upper of 32 side of the first T shapes ring
On end face；As shown in figure 15,30 one end of the 5th fixed plate is fixedly mounted on the side of 31 upper end of the 6th fixed plate；Such as Fig. 1,2
Shown, 9 one end of the first fixed plate is fixedly mounted on 26 inner headed face of accommodating chamber；As shown in figure 13,36 periphery of the first fixed ring
It is fixedly mounted on 9 one end end face of the first fixed plate；As shown in figure 13, the first fixing axle 8 is by being slidably installed first
In fixed ring 36；As shown in figure 13,8 periphery of the first fixing axle is mounted on the circular hole inner circle in the 5th fixed plate 30 by bearing
Face coordinates；As shown in figure 14,10 one end of the first telescopic rod is fixedly mounted on 8 end face of the first fixing axle；Torque limiter 40 1
End is mounted on 10 end face of the first telescopic rod；As shown in figure 13, steering control device 12 is mounted on torque limiter 40 by axis
On；As shown in Figure 1, 2,13 one end of the second fixing axle is fixedly mounted on steering control device 12；Worm screw 14 is mounted on by key
In second fixing axle 13；As shown in figure 11, second gear 7 is mounted on by key in the first fixing axle 8, and second gear 7 and the
One gear 6 coordinates；As shown in Figure 1, 2, knife bar 2 is mounted on by universal joint 15 in drive shaft 5；As shown in Figure 10, wobble gear
The movement slots 34 being not penetrated are provided on 16 peripheries；As shown in Figure 10, the second circular hole 35 of perforation is provided on 34 end face of movement slots；
As shown in Fig. 2, wobble gear 16 is mounted on by bearing on knife bar 2, and wobble gear 16 is located in set casing 1；Such as Fig. 1,2 institutes
Show, universal joint 15 coordinates with movement slots 34；Solenoid valve 28 is mounted on knife bar 2, and solenoid valve 28 is located at the first circular hole 25；Such as
Fig. 1, shown in 2, two second springs 29 are symmetrically distributed in 28 both sides of solenoid valve, and two second springs 29 are matched with wobble gear 16
It closes；As shown in figure 9, on two 33 SYMMETRIC ELECTROMAGNETIC valve of sensing chip, 28 lower faces；As shown in figure 9, the line of two sensing chips 33 with
The line of two second springs 29 is parallel；As shown in fig. 6,27 one end of driving knife is fixedly mounted on 2 end face of knife bar；First gear
6 diameter is 2 times of 7 diameter of second gear.
First spring 20 is extension spring.
Pass through bearing fit between 2 inner headed face of 28 inner headed face of the solenoid valve and knife bar.
It is coated with lubricating oil between the first T shapes ring 32 and the first T shapes annular groove 38；2nd T shapes ring 39 and the 2nd T shape annular grooves
Lubricating oil is coated between 37.
The diameter of axle size of the drive shaft 5 is equal to the diameter of axle size of knife bar 2.
Specific implementation mode is：The screw tightened will be needed to knock in first to be needed on device to be mounted；When the spiral shell knocked in
When the mounting plane of nail and screw has certain angle, when carrying out tightening screw using the electric screw driver in the present invention, driving
Screw can be bent A angles by the axial force of knife 27, and the motor shaft 4 of movement will drive drive shaft 5 to move；Drive shaft 5 will band
Dynamic first gear 6 moves；First gear 6 will drive third gear 21 to move；Third gear 21 will on it external screw thread with
Under the action of the screw-thread fit of internal thread in third fixed ring 23, third gear 21 will upper movement in the axial direction；Movement
Third gear 21 the first T shapes ring 32 mounted thereto will be driven to move；First T shapes ring 32 of movement will drive the 4th
Fixed plate 24 moves；4th fixed plate 24 will drive the 6th fixed plate 31 to move；6th fixed plate 31 will drive the 5th to consolidate
Fixed board 30 moves；5th fixed plate 30 of movement will drive the first fixing axle 8 to move；First fixing axle 8 will drive second
Gear 7 moves axially movable；Second gear 7 at this time will be moved by first gear 6；Second gear 7 will drive first
Fixing axle 8 moves；First fixing axle 8 will drive the first telescopic rod 10 to move；First telescopic rod 10 will be successively with dynamic torque
Limiter 40, the axis of fixed steering control device 12, steering control device 12, the second fixing axle 13, worm screw 14 move；Work as induction
When piece 33 senses that the angle of screw and mounting plane is smaller, when the worm screw 14 of axial movement engages with wobble gear 16, this
When worm screw 14 will drive wobble gear 16 move, under the action of steering control device 12, worm screw 14 will drive swing
Screw can be bent the opposite angular movement of A angles to the axial force of driving knife 27 by gear 16；Due to the diameter of first gear 6
It is 2 times of 7 diameter of second gear, so wobble gear 16 at this time will be when rotating 2 times of A angles, knife bar 2 at this time will
It can stop swinging under the action of solenoid valve 28；Wobble gear 16 will not be in movement；Wobble gear 16 will play worm screw 14
To the effect of self-locking；Wobble gear 16 at this time will not rotate；Wobble gear 16 will not rotate, and worm screw 14 will not continue to revolve
Turn；First gear 6 at this time continues to that second gear 7 is driven to move with third gear 21；Second gear 7 at this time will
Continue to drive the movement of the first fixing axle 8；But the second fixing axle 13 will not continue to move, so the second fixing axle 13 at this time
Under the action of torque limiter 40 between the second fixing axle 13, the movement between the first fixing axle 8 and the second fixing axle 13
Phenomenon will not be interfered；Simultaneously under the action of the first telescopic rod 10, third gear 21 will be in the rotation of first gear 6
Under effect, third gear 21 will be moved in axial direction；Third gear 21 continues to drive the first T shapes ring 32, successively
Four fixed plates 24, the 6th fixed plate 31, the 5th fixed plate 30, the movement of the first telescopic rod 10；The first telescopic rod 10 at this time will
Compensate move distance of the 5th fixed plate 30 along 10 axial direction of the first telescopic rod；Until nibbling for first gear 6 and second gear 7
It closes and is detached from, first gear 6 at this time will not be in the driving movement of second gear 7；Electric screw driver continues to driving screw fortune
It is dynamic；When sensing chip 33 senses that the angle of screw and mounting plane is larger, the first telescopic rod 10 at this time will not stretch fortune
It is dynamic；First worm screw 14 will drive always wobble gear 16 to move, and until wobble gear 16 can be restored to, screw is flat with installation
At the vertical position in face；First gear 6 at this time will be separated from second gear 7, and electric screw driver at this time continues to
Tighten screw；After electric screw driver is in stubborn end screw, electric screw driver under the action of the first spring 20 is with second spring 29
Initial position will be restored to.
In conclusion the above embodiment is not the restricted embodiment for being the present invention, all those skilled in the art
On the basis of the substantive content of the present invention, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this
The protection domain of invention.
Claims (5)
1. a kind of based on the gear-driven electric screw driver with calibration function, it is characterised in that：It includes set casing, knife
Bar, motor shaft, drive shaft, first gear, second gear, the first fixing axle, the first fixed plate, the first telescopic rod, turns motor
To control device, the second fixing axle, worm screw, universal joint, wobble gear, the second fixed ring, the second fixed plate, the second telescopic rod,
First spring, third gear, third fixed plate, third fixed ring, the 4th fixed plate, the first circular hole, accommodating chamber, driving knife, electricity
Magnet valve, second spring, the 5th fixed plate, the 6th fixed plate, the first T shapes ring, sensing chip, movement slots, the second circular hole, first are fixed
Ring, the 2nd T shapes annular groove, the first T shapes annular groove, the 2nd T shapes ring, torque limiter, are wherein provided with the first circle on the end face of set casing
Hole；It is provided with accommodating chamber on the end face of first circular hole；Motor end face, which is fixedly mounted on, to be accommodated on resonator end surface；Drive shaft one end end face
It is fixedly mounted on sealing of motor spindle end face；First gear is installed on the driving shaft by key；Second fixed plate one end is fixedly mounted on
It accommodates on resonator end surface；Second fixed ring periphery is fixedly mounted in the second fixation plate end face；Peace is fixed in second telescopic rod one end
On the second fixed ring inner headed face；2nd T shape rings end face is fixedly mounted in the second flexible rod end surface；
It is separately installed with the first T shapes annular groove and the 2nd T shape annular grooves on the end face at third gear both ends；Third gear one end has tooth
Tooth, the other end are provided with external screw thread；Teeth distribution of the 2nd T shapes annular groove on third gear；Third gear passes through the 2nd T shape rings
The installation that is rotatably assorted of slot and the 2nd T shape rings, and third gear is engaged with first gear；First spring is nested in the second telescopic rod
Outside, the first spring one end are fixedly mounted on the 2nd T shape rings end face, and the other end is fixedly mounted on the second fixed ring end face；
It is provided with internal thread on third fixed ring inner headed face；Third fixed plate one end is fixedly mounted on accommodating chamber inner headed face, and the other end is solid
Dingan County is on third fixed ring periphery；The external screw thread opened on internal thread and third gear on third fixed ring inner headed face
Cooperation；First T shape rings are mounted in the first T shape annular grooves；4th dead plate upper end face side is fixedly mounted on the first T shape rings end face
On, and the periphery for the circular hole and drive shaft opened in the 4th fixed plate is slidably matched；6th fixed plate lower face is fixedly mounted
On upper surface of the 4th fixed plate far from the first T shape rings side；5th fixed plate one end is fixedly mounted in the 6th fixed plate
On the side at end；First fixed plate one end is fixedly mounted on accommodating chamber inner headed face；First fixed ring periphery is fixedly mounted on
On first fixed plate one end end face；First fixing axle is by being slidably installed in the first fixed ring；First fixing axle outer circle
Face is mounted on the circular hole inner headed face in the 5th fixed plate by bearing and coordinates；
First telescopic rod one end is fixedly mounted in the first fixation axial end；Torque limiter one end is mounted on the first flexible rod end
On face；Steering control device is mounted on by axis on torque limiter；Second fixing axle one end is fixedly mounted on course changing control dress
It sets；Worm screw is mounted on by key in the second fixing axle；Second gear is mounted on by key in the first fixing axle, and second gear
Coordinate with first gear；Knife bar is installed on the driving shaft by universal joint；The movement being not penetrated is provided on wobble gear periphery
Slot；The second circular hole of perforation is provided on movement slots end face；Wobble gear is mounted on by bearing on knife bar, and wobble gear is located at
In set casing；Universal joint coordinates with movement slots；Solenoid valve is mounted on knife bar, and solenoid valve is located at the first circular hole；Two
Two springs are symmetrically distributed in solenoid valve both sides, and two second springs coordinate with wobble gear；Two sensing chip SYMMETRIC ELECTROMAGNETIC valves
On lower face；The line of two sensing chips is parallel with the line of two second springs；Driving knife one end is fixedly mounted on knife bar end
On face；The diameter of first gear is 2 times of second gear diameter.
2. according to claim 1 a kind of based on the gear-driven electric screw driver with calibration function, feature exists
In：First spring is extension spring.
3. according to claim 1 a kind of based on the gear-driven electric screw driver with calibration function, feature exists
In：Pass through bearing fit between the solenoid valve inner headed face and knife bar inner headed face.
4. according to claim 1 a kind of based on the gear-driven electric screw driver with calibration function, feature exists
In：It is coated with lubricating oil between the first T shapes ring and the first T shape annular grooves；It is coated with profit between 2nd T shapes ring and the 2nd T shape annular grooves
Lubricating oil.
5. according to claim 1 a kind of based on the gear-driven electric screw driver with calibration function, feature exists
In：The diameter of axle size of the drive shaft is equal to the diameter of axle size of knife bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810264946.7A CN108466216B (en) | 2018-03-28 | 2018-03-28 | It is a kind of based on the gear-driven electric screw driver with calibration function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810264946.7A CN108466216B (en) | 2018-03-28 | 2018-03-28 | It is a kind of based on the gear-driven electric screw driver with calibration function |
Publications (2)
| Publication Number | Publication Date |
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| CN108466216A true CN108466216A (en) | 2018-08-31 |
| CN108466216B CN108466216B (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810264946.7A Active CN108466216B (en) | 2018-03-28 | 2018-03-28 | It is a kind of based on the gear-driven electric screw driver with calibration function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112440235A (en) * | 2019-09-02 | 2021-03-05 | 富智康精密电子（廊坊）有限公司 | Electric screwdriver and angle adjusting method thereof |
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|---|---|---|---|---|
| US4106570A (en) * | 1977-02-07 | 1978-08-15 | Rockwell International Corporation | Angle sensing tool for applying torque |
| JPS6434679A (en) * | 1987-11-24 | 1989-02-06 | Maeda Metal Ind | Detector for angle of rotation of output shaft |
| CN1098353A (en) * | 1993-02-26 | 1995-02-08 | 克雷斯电气电动马达有限公司 | The gearshift of electric tool |
| CN1148531A (en) * | 1995-07-26 | 1997-04-30 | 希尔蒂股份公司 | Screw screwing-up tool |
| CN101346215A (en) * | 2006-09-07 | 2009-01-14 | 日东工器株式会社 | Electric screwdrivers and electric screwdriver devices |
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2018
- 2018-03-28 CN CN201810264946.7A patent/CN108466216B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106570A (en) * | 1977-02-07 | 1978-08-15 | Rockwell International Corporation | Angle sensing tool for applying torque |
| JPS6434679A (en) * | 1987-11-24 | 1989-02-06 | Maeda Metal Ind | Detector for angle of rotation of output shaft |
| CN1098353A (en) * | 1993-02-26 | 1995-02-08 | 克雷斯电气电动马达有限公司 | The gearshift of electric tool |
| CN1148531A (en) * | 1995-07-26 | 1997-04-30 | 希尔蒂股份公司 | Screw screwing-up tool |
| CN101346215A (en) * | 2006-09-07 | 2009-01-14 | 日东工器株式会社 | Electric screwdrivers and electric screwdriver devices |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112440235A (en) * | 2019-09-02 | 2021-03-05 | 富智康精密电子（廊坊）有限公司 | Electric screwdriver and angle adjusting method thereof |
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| Publication number | Publication date |
|---|---|
| CN108466216B (en) | 2019-11-05 |
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Effective date of registration: 20191009 Address after: 221000 north side of YUTE textile around the West and east of Bali metal electromechanical Industrial Park, Suining County, Xuzhou City, Jiangsu Province Applicant after: Xuzhou Dingli mould Co., Ltd. Address before: 362216 Fujian city of Quanzhou province Jinjiang city Luoshan Street Building No. 1208 Aetna world city Applicant before: Quanzhou Intelligent Technology Co., Ltd. |
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