CN108466216B - 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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- CN108466216B CN108466216B CN201810264946.7A CN201810264946A CN108466216B CN 108466216 B CN108466216 B CN 108466216B CN 201810264946 A CN201810264946 A CN 201810264946A CN 108466216 B CN108466216 B CN 108466216B
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- fixedly mounted
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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
-
- 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
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；Accommodating chamber is provided 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 technique
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 has a certain degree with the plane installed, existing electric screw driver at this time
During tightening screw use, the inclined screwin of screw will be made, so that 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.
Summary of the invention
(1) the technical problem to be solved in the present invention
The problem to be solved in the present invention is to provide 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 inclination 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
Angle installation；Screw will destroy the device for needing mounting screw.
(2) technical solution 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 adopts the following technical solutions to realize.
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 shape ring, sensing chip, movement slots, the second circular hole, first are fixed
Ring, the 2nd T shape annular groove, the first T shape annular groove, the 2nd T shape ring, torque limiter are wherein provided with the first circle on the end face of set casing
Hole；Accommodating chamber is provided 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 fixed plate end face；The fixed peace in second telescopic rod one end
On the second fixed ring inner headed face；2nd T shape ring end face is fixedly mounted in the second flexible rod end surface；Third gear both ends
The first T shape annular groove and the 2nd T shape annular groove are separately installed on end face；Third gear one end has teeth, and the other end is provided with outer spiral shell
Line；Teeth distribution of the 2nd T shape annular groove on third gear；Turn that third gear passes through the 2nd T shape annular groove and the 2nd T shape ring
It is dynamic to be coupled, 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 ring 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 screw 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 screw thread and third gear on third fixed ring inner headed face cooperates；The installation of first T shape ring
In the first T shape annular groove；4th dead plate upper end face side is fixedly mounted on the first T shape ring 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 end surface is fixedly mounted on the 4th fixed plate far from
On the upper surface of one T shape ring side；5th fixed plate one end is fixedly mounted on the side of the 6th dead plate upper end；First is fixed
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 by bearing
In circular hole in five fixed plates；First telescopic rod one end is fixedly mounted in the first fixed axial end；Torque limiter one end peace
In the first flexible rod end surface；Steering control device is mounted on torque limiter by axis；Second fixing axle one end is fixed
It is mounted on steering control device；Worm screw is mounted in the second fixing axle by key；Second gear is mounted on first by key and consolidates
On dead axle, and second gear and first gear cooperate；Knife bar is installed on the driving shaft by universal joint；On wobble gear periphery
It is provided with the movement slots being not penetrated；The second circular hole of perforation is provided on movement slots end face；Wobble gear is mounted on knife bar by bearing
On, and wobble gear is located in set casing；Universal joint and movement slots cooperate；Solenoid valve is mounted on knife bar, and solenoid valve is located at
At first circular hole；Two second springs are symmetrically distributed in solenoid valve two sides, and two second springs and wobble gear cooperate；Two
On sensing chip SYMMETRIC ELECTROMAGNETIC valve lower end surface；The line of two sensing chips is parallel with the line of two second springs；Drive knife one end
It 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, is coated with lubricating oil between the first T shape ring and the first T shape annular groove；2nd T shape
Lubricating oil is coated between ring and the 2nd T shape annular groove.
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
The effect being mounted 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 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；Second fixed ring periphery is fixedly mounted on the effect that second fixes in plate end face
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 ring；2nd T shape ring 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 shape annular groove and the 2nd T shape annular groove is separately installed on the end face at third gear both ends
With being easy for installation the first T shape ring and the 2nd T shape ring；Third gear one end has teeth, and the other end is provided with externally threaded effect
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 shape annular groove on third gear, which is easy for first gear, can drive third tooth
Wheel movement；Third gear passes through the installation that is rotatably assorted of the 2nd T shape annular groove and the 2nd T shape ring, and third gear and first gear
The effect of engagement is easy for driving the movement of the first T shape ring；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 ring end face, the effect that the other end is fixedly mounted on the second fixed ring end face is easy for the 2nd T shape for Dingan County
One restoring force effect of ring；Internal thread effect is opened on third fixed ring inner headed face is easy for guidance 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 screw 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 ring is mounted in the first T shape annular groove is just
In the 4th fixed plate of installation；4th dead plate upper end face side is fixedly mounted on the first T shape ring 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 end surface
The effect being fixedly mounted on upper surface of the 4th fixed plate far from the first T shape ring 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
The effect being mounted in the first fixed ring is easy for installation first gear；First fixing axle periphery is mounted on the 5th by bearing
The effect in circular hole in fixed plate is easy for one gear of installation；First telescopic rod one end is fixedly mounted on the first fixed axial end
On effect be easy for compensation worm screw rotary motion；The effect that torque limiter one end is mounted in the first flexible rod end surface is
Achieve the purpose that protect the first fixing axle and second gear；In worm screw rotary course, the movement of the first fixing axle not will drive；Turn
Being mounted on the effect on torque limiter by axis to control device is the direction of rotation for controlling worm screw, is swung to reach control
The purpose in gear rotary motion direction is vertically pacified to reach wobble gear and inclined knife bar can be driven to be corrected to knife bar axis
Fill the purpose of plane；Second fixing axle one end is fixedly mounted on the effect on steering control device and is easy for installation worm screw；Worm screw
Being easy for worm screw by the effect that key is mounted in the second fixing axle can drive wobble gear to move；Second gear is pacified by key
In the first fixing axle, and the effect that cooperates with first gear of second gear is easy for first gear and can transmit motion to
In second gear, second gear can drive the first fixing axle to move；Knife bar installs effect on the driving shaft by universal joint
It is easy for peace driving knife；The effect that the movement slots being not penetrated are provided on wobble gear periphery, which is easy for knife bar, can do swing fortune
It is dynamic；The effect that the second circular hole of perforation is provided on movement slots end face is easy for for wobble gear being mounted on knife bar；Wobble gear
It is mounted on knife bar by bearing, and wobble gear is located at the effect in set casing and is easy for worm screw and wobble gear can be driven to transport
Dynamic, wobble gear can drive knife bar to move；The movement that universal joint is easy in drive shaft with the effect that movement slots cooperate passes through
Universal joint is transmitted on knife bar；Solenoid valve is mounted on knife bar, and the effect that solenoid valve is located at the first circular hole is easy for controlling
The swing of knife bar；Two second springs are symmetrically distributed in solenoid valve two sides, and the work of two second springs and wobble gear cooperation
With being easy for giving knife bar one restoring force effect；On two sensing chip SYMMETRIC ELECTROMAGNETIC valve lower end surfaces；The line of two sensing chips with
The parallel effect of the line of two second springs is easy for the swing angle of induction knife bar；Driving knife one end is fixedly mounted on knife bar
Effect on end face is easy for achieving the purpose that tighten screw with the drive hole cooperation on screw.First T shape ring and the first T shape ring
Lubricating oil is coated between slot；Be coated between 2nd T shape ring and the 2nd T shape annular groove lubricating oil effect be reduce the first T shape ring with
Frictional force between first T shape annular groove between the 2nd T shape ring and the 2nd T shape annular groove.The diameter of axle size of drive shaft is equal to knife bar
Diameter of axle size can 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.
Detailed description of the invention
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, second is fixed
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 ring；33, sensing chip；34, movement slots；35, the second circular hole；36, the first fixed ring；37, the 2nd T shape annular groove；38,
One T shape annular groove；39, the 2nd T shape ring；40, torque limiter.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the 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 shape ring 32, sensing chip 33, movement slots 34,
Two circular holes 35, the first fixed ring 36, the 2nd T shape annular groove 37, the first T shape annular groove 38, the 2nd T shape 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 in drive shaft 5 by key；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 shape 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 shape annular groove 38 and the 2nd T shape 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 shape annular groove 37 on third gear 21；As shown in figure 9, third
Gear 21 passes through the installation that is rotatably assorted of the 2nd T shape annular groove 37 and the 2nd T shape 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；Interior spiral shell is provided 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 screw thread on 23 inner headed face of third fixed ring and third gear 21
External screw thread cooperation；First T shape ring 32 is mounted in the first T shape 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 shape 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 end surface 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 shape 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 in the circular hole in the 5th fixed plate 30 by bearing；
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；40 one end of torque limiter is mounted on
On first telescopic rod, 10 end face；As shown in figure 13, steering control device 12 is mounted on torque limiter 40 by axis；As Fig. 1,
Shown in 2,13 one end of the second fixing axle is fixedly mounted on steering control device 12；Worm screw 14 is mounted on the second fixing axle by key
On 13；As shown in figure 11, second gear 7 is mounted in the first fixing axle 8 by key, and second gear 7 is matched with first gear 6
It closes；As shown in Figure 1, 2, knife bar 2 is mounted in drive shaft 5 by universal joint 15；As shown in Figure 10, on 16 periphery of wobble gear
It is provided with the movement slots 34 being not penetrated；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 knife bar 2 by bearing, and wobble gear 16 is located in set casing 1；As shown in Figure 1, 2, universal joint
15 cooperate 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. 1,2 institutes
Show, two second springs 29 are symmetrically distributed in 28 two sides of solenoid valve, and two second springs 29 and wobble gear 16 cooperate；Such as figure
Shown in 9, on two 33 SYMMETRIC ELECTROMAGNETIC valve of sensing chip, 28 lower end surfaces；As shown in figure 9, the line of two sensing chips 33 and two second
The line of spring 29 is parallel；As shown in fig. 6, driving 27 one end of knife is fixedly mounted on 2 end face of knife bar；The diameter of first gear 6
It is 2 times of 7 diameter of second gear.
First spring 20 is extension spring.
Pass through bearing fit between 28 inner headed face of solenoid valve and 2 inner headed face of knife bar.
Lubricating oil is coated between the first T shape ring 32 and the first T shape annular groove 38；2nd T shape ring 39 and the 2nd T shape annular groove
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 embodiment are as follows: 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 angle by the axial force of knife 27, and the motor shaft 4 of movement will will drive drive shaft 5 and move；Drive shaft 5 will band
Dynamic first gear 6 moves；First gear 6 will will drive third gear 21 and move；Third gear 21 will on it external screw thread with
Under the action of being threadedly engaged of internal screw thread in third fixed ring 23, third gear 21 will upper movement in the axial direction；Movement
Third gear 21 moved will drive the first T shape ring 32 mounted thereto；First T shape ring 32 of movement will will drive the 4th
Fixed plate 24 moves；4th fixed plate 24 will will drive the 6th fixed plate 31 and move；6th fixed plate 31 will will drive the 5th and consolidate
Fixed board 30 moves；5th fixed plate 30 of movement will will drive the first fixing axle 8 and move；First fixing axle 8 will 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 will drive first
Fixing axle 8 moves；First fixing axle 8 will will drive the first telescopic rod 10 and 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 will drive wobble gear 16 and move, under the action of steering control device 12, worm screw 14 will will drive swing
Screw can be bent the opposite angular movement of A angle 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 angle, 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 self-locking effect；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 and third gear 21 is driven to move；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
Movement under the action of torque limiter 40 between the second fixing axle 13, 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 successively drive the first T shape ring 32,
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
The 5th fixed plate 30 is compensated along the move distance of 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 driving second gear 7 and move；Electric screw driver continues to driving screw fortune
It is dynamic；When sensing chip 33 sense screw and mounting plane angle it is larger when, 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 and installation are flat
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；When electric screw driver is after twisting 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 it is restricted embodiment of the invention, all those skilled in the art that above embodiment, which is not,
On the basis of substantive content of the invention, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this
The protection scope 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 shape ring, sensing chip, movement slots, the second circular hole, first are fixed
Ring, the 2nd T shape annular groove, the first T shape annular groove, the 2nd T shape ring, torque limiter are wherein provided with the first circle on the end face of set casing
Hole；Accommodating chamber is provided 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 fixed plate end face；The fixed peace in second telescopic rod one end
On the second fixed ring inner headed face；2nd T shape ring end face is fixedly mounted in the second flexible rod end surface；
The first T shape annular groove and the 2nd T shape annular groove are separately installed 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 shape annular groove on third gear；Third gear passes through the 2nd T shape ring
The installation that is rotatably assorted of slot and the 2nd T shape ring, 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 ring end face, and the other end is fixedly mounted on the second fixed ring end face；
Internal screw thread is provided 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 screw thread and third gear on third fixed ring inner headed face
Cooperation；First T shape ring is mounted in the first T shape annular groove；4th dead plate upper end face side is fixedly mounted on the first T shape ring end face
On, and the circular hole opened and the periphery of drive shaft are slidably matched in the 4th fixed plate；6th fixed plate lower end surface is fixedly mounted
On upper surface of the 4th fixed plate far from the first T shape ring 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 in the circular hole in the 5th fixed plate by bearing；
First telescopic rod one end is fixedly mounted in the first fixed axial end；Torque limiter one end is mounted on the first flexible rod end
On face；Steering control device is mounted on torque limiter by axis；Second fixing axle one end is fixedly mounted on course changing control dress
It sets；Worm screw is mounted in the second fixing axle by key；Second gear is mounted in the first fixing axle by key, and second gear
Cooperate 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 knife bar by bearing, and wobble gear is located at
In set casing；Universal joint and movement slots cooperate；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 two sides, and two second springs and wobble gear cooperate；Two sensing chip SYMMETRIC ELECTROMAGNETIC valves
On lower end surface；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: lubricating oil is coated between the first T shape ring and the first T shape annular groove；Profit is coated between 2nd T shape ring and the 2nd T shape annular groove
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 CN108466216A (en) | 2018-08-31 |
| CN108466216B true CN108466216B (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112440235B (en) * | 2019-09-02 | 2022-09-13 | 富智康精密电子（廊坊）有限公司 | Electric screwdriver and angle adjusting method thereof |
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 driver and electric driver device |
-
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 driver and electric driver device |
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| Publication number | Publication date |
|---|---|
| CN108466216A (en) | 2018-08-31 |
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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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