CN108544431A - A kind of adjustable drilling machine of impingement rotating speed - Google Patents
A kind of adjustable drilling machine of impingement rotating speed Download PDFInfo
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- CN108544431A CN108544431A CN201810307160.9A CN201810307160A CN108544431A CN 108544431 A CN108544431 A CN 108544431A CN 201810307160 A CN201810307160 A CN 201810307160A CN 108544431 A CN108544431 A CN 108544431A
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- Prior art keywords
- shaft
- mounting shell
- drill bit
- block
- support
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention belongs to drilling rig technique field more particularly to a kind of adjustable drilling machines of impingement rotating speed, it includes drill bit, transmission mechanism, driving mechanism, and when the drilling machine that people are designed using the present invention, control driving motor makes driving motor work；Driving motor works so that spherical drag ring rotation；People adjust the relative position of the first mounting shell and the second mounting shell according to the hardness of drilled object at this time；So that the rotating speed and torque of drill bit reach a matching status with drilled object；The front end of drill bit is pressed to drilled object by user after the completion of adjusting so that the shiny surface of third gear is contacted with spherical drag ring；Spherical drag ring rotation will drive the rotation of third gear by friction at this time；The rotation of third gear can make drill bit rotate；It can drill；The drilling machine makes the rotating speed of drill bit and torque reach a matching status with drilled object by adjusting the rotating speed for being transmitted to drill bit and torque；Prevent because drilled object is really up to the mark and drill speed is too fast so that drill bit is burnt.
Description
Technical field
The invention belongs to drilling rig technique field more particularly to a kind of adjustable drilling machines of impingement rotating speed.
Background technology
Hand-held drill is all that drill bit is directly installed on drilling machine to use in use at present；Drill bit direct change device
It is connect with machine shaft, the rotating speed of drill bit is adjusted by speed changer；To adapt to be drilled the hardness of object；But this drilling machine tune
Adjusting range is smaller；Use inconvenience；Usually can because drilled object is really up to the mark and drill speed is too fast so that drill bit is burnt；To making
User brings many inconvenience；So designing a kind of drilling machine that adjustable range is larger is necessary.
A kind of adjustable drilling machine of impingement rotating speed of present invention design solves the problems, such as above.
Invention content
To solve drawbacks described above in the prior art, the present invention discloses a kind of adjustable drilling machine of impingement rotating speed, it is to adopt
It is realized with following technical scheme.
A kind of adjustable drilling machine of impingement rotating speed, it is characterised in that：It includes drill bit, transmission mechanism, driving mechanism, wherein
Transmission mechanism is mounted on the downside of driving mechanism；Drill bit is mounted on the downside of transmission mechanism.
Above-mentioned driving mechanism include driving motor, first bevel gear, second bevel gear, the first mounting shell, spherical drag ring,
First rotating shaft, the second shaft, the first support, support plate, the 4th support, support shaft, wherein the lower end of the first mounting shell is opening
End；There are two support shafts for circumferential equably installation on the periphery of first mounting shell；Driving motor is mounted in the first mounting shell
On the upper surface of side；Second shaft is mounted on by the first support on the inside of the first mounting shell, and the second shaft and driving motor shaft
Connection；First bevel gear is mounted in the second shaft；One end of first rotating shaft is equipped with support plate；The other end of first rotating shaft is pacified
Equipped with the 4th support；First rotating shaft is mounted on by support plate and the 4th support on the inside of the first mounting shell, and support plate is mounted on
The downside of first support, the 4th support is on the inner headed face of the first mounting shell；Second bevel gear is mounted in first rotating shaft,
And second bevel gear is engaged with first bevel gear；Spherical drag ring is mounted in first rotating shaft.
Above-mentioned transmission mechanism include third gear, drill bit fixed column, the second mounting shell, the 4th bevel gear, the first guide pad,
Fixed plate, handle, axis hole, supporting arc plate, drill bit bore, guide groove, the second guide pad, the first spring, third shaft, second support,
5th bevel gear, installation arc block, crash panel, third support, connecting plate, the 4th shaft, the first sliding block, trigger board, the second sliding block,
Slide block slot, impact block, limited block, the 5th shaft, driving plate, the 6th shaft, compressed spring, limit spring, guide groove, limit
Slot, wherein the upper end of the second mounting shell is open end；Guide groove there are two circumferentially equably being opened on the inner headed face of second mounting shell；The
It is provided with drill bit bore on the downside of two mounting shells；Two supporting arc plates are symmetrically mounted at the upside of the second mounting shell, and two
The periphery of the arcwall face of supporting arc plate and the second mounting shell coordinates；Two supporting arc plates are symmetrically provided on opposite two sides
Two axis holes；Second mounting shell is fitted to by two support shafts on two axis holes and the first mounting shell periphery
The downside of one mounting shell；Handle is mounted on the periphery of the second mounting shell；One end of first guide pad is mounted on the second installation
It one of is opened on shell in two guide grooves in guide groove；Pacify between the downside of first guide pad and the downside of corresponding guide groove
There are one the first springs for dress；One end of second guide pad is mounted on another guide groove opened on the second mounting shell in two guide grooves
It is interior；There are one the first springs for installation between the downside of second guide pad and the downside of corresponding guide groove；Two second supports point
Not An Zhuan the first guide block and the second guide block the other end；Third shaft is mounted in two second supports, and positioned at two the
The upper end of two supports；One end of third gear is cone tooth, and the periphery of the third gear other end is shiny surface；Third gear is installed
In third shaft；Spherical drag ring cooperation in shiny surface and driving mechanism on third gear；Fixed plate is mounted on two
Between second support, and fixed plate is located at two second support lower ends；Drill bit fixed column is mounted in fixed plate and drill bit is fixed
The both ends of column are located at the both sides up and down of fixed plate；4th bevel gear is mounted on the upper end of drill bit fixed column；The upper end of drill bit
Mounted on the downside of drill bit fixing axle；The lower end of drill bit passes through the drill bit bore on the second mounting shell to be located on the downside of the second mounting shell.
The both sides institute mounting structure of third gear is identical, for the wherein side in third gear both sides, installs arc
Block is mounted on by arcwall face thereon on the inner headed face of the second mounting shell；Installation arc block is provided with sliding on the end face of cambered surface
Slot；One end of sliding groove is pierced by installation arc block；It is provided with guide groove on the bottom side of sliding groove；Limit is provided on the downside of guide groove
Slot, and limiting slot is pierced by one end of installation arc block close to sliding groove；One end of connecting plate is mounted on the side of corresponding second support；
One end of third support is mounted on the other end of connecting plate；The other end of third support is equipped with third shaft；5th bevel gear
In third shaft；5th bevel gear engages with third hand tap gear；5th shaft is mounted on the 5th bevel gear, and close
Arc block is installed；One end of driving plate is mounted in the 5th shaft；The other end of driving plate is equipped with the 6th shaft；First sliding block is pacified
In the 6th shaft and the first sliding block coordinates with the sliding groove opened on installation arc block；Trigger board is mounted under the first sliding block
Side, and trigger board coordinates with the guide groove opened on installation arc block；It is provided with card slot on the downside of second sliding block；Second sliding block is logical
It crosses and is installed on arc block with being fitted to for opened sliding groove on installation arc block；Pressure is installed between the second sliding block and the first sliding block
Contracting spring；There is inclined-plane on the one side of limited block；Limited block is mounted in the limiting slot opened on installation arc block；Limited block
Limit spring is installed between downside and the downside of limiting slot；Card slot cooperation on the downside of limited block and the second sliding block；Limit
Inclined-plane on block coordinates with the trigger board on the first sliding block；Impact block is mounted on the second sliding block.
Crash panel is mounted on drill bit, and crash panel is located in the second mounting shell；Crash panel and corresponding two impact blocks
Cooperation.
Slide block slot on above-mentioned 5th bevel gear, the 5th shaft, driving plate, the 6th shaft, the first sliding block and installation arc block
Constitute slider-crank mechanism.
As being further improved for this technology, handle is installed on the upside end face of the first mounting shell.
As being further improved for this technology, the upper side of above-mentioned first guide pad and the second guide pad in the initial state
Spacing between the upper side for the guide groove opened on to the second mounting shell is that the peak of third gear is minimum to spherical drag ring
2 times of point spacing；It is during the work time, to strengthen the friction of spherical drag ring and third gear in the course of work that it, which is acted on,
Power；The length for the guide groove opened on second mounting shell is enough to provide the distance of the first guide pad and the movement of the second guide pad.
As being further improved for this technology, has on the periphery of above-mentioned spherical shape drag ring top end and thicken friction rubber
Glue；It is to strengthen spherical drag ring top and the frictional force in the course of work when third Gear Contact that it, which is acted on,.
As being further improved for this technology, above-mentioned first spring is extension spring.
As being further improved for this technology, above-mentioned two limited blocks in the initial state have bevelled one end and distinguish position
In in the card slot opened on corresponding two the second sliding blocks；Two limited blocks pair, two the second sliding blocks play position-limiting action.
There are two support shafts for circumferential equably installation on the periphery of the first mounting shell in the present invention；Driving motor is mounted on
On first mounting shell inner top side face；Second shaft is connect with driving motor shaft；First bevel gear is mounted in the second shaft；
First rotating shaft is mounted on by support plate and the 4th support on the inside of the first mounting shell；Second bevel gear is mounted in first rotating shaft,
And second bevel gear is engaged with first bevel gear；Spherical drag ring is mounted in first rotating shaft；When driving motor works, driving
Motor can make the second shaft rotate；The rotation of second shaft drives first bevel gear rotation；First bevel gear rotation drives second
Bevel gear rotates；Second bevel gear rotation will drive first rotating shaft to rotate；First rotating shaft rotation drive spherical drag ring around
First rotating shaft axis rotates.
The cooperation that the second mounting shell passes through two support shafts on two axis holes and the first mounting shell periphery in the present invention
Mounted on the downside of the first mounting shell；Handle is mounted on the periphery of the second mounting shell；One end of first guide pad is mounted on
It one of is opened on second mounting shell in two guide grooves in guide groove；The downside of the downside of first guide pad and corresponding guide groove
There are one the first springs for installation between face；Opened on the second mounting shell another in two guide grooves in one end of second guide pad
In one guide groove；There are one the first springs for installation between the downside of second guide pad and the downside of corresponding guide groove；Two
Two supports are separately mounted to the other end of the first guide block and the second guide block；Third shaft is mounted in two second supports；Third
Gear is mounted in third shaft；Spherical drag ring cooperation in shiny surface and driving mechanism on third gear；Fixed plate is pacified
Between two second supports；Drill bit fixed column is mounted in fixed plate；4th bevel gear is mounted on the upper of drill bit fixed column
End；The upper end of drill bit is mounted on the downside of drill bit fixing axle；The lower end of drill bit passes through the drill bit bore on the second mounting shell to be located at the
On the downside of two mounting shells；When third gear rotates, third gear can drive the 4th bevel gear to rotate；The rotation of 4th bevel gear drives
Drill bit fixed column rotates；The rotation of drill bit fixed column drives drill bit rotation；In the present invention when drill bit moves up, drill bit can drive
Drill bit fixed column moves up；Drill bit fixed column, which moves up, drives fixed plate to move up；Fixed plate moves up drive two
A second support moves up；On the one hand two second supports, which move up, drives the first guide pad and the second guide pad to moving up
It is dynamic；First guide pad and the second guide pad, which move up, will stretch two the first springs；So that power on two the first springs；Separately
On the one hand two second supports, which move up, will drive third shaft to move up；Third shaft, which moves up, will drive
Three gears move up；Since the second mounting shell passes through two supports on two axis holes and the first mounting shell periphery in the present invention
The downside for being fitted to the first mounting shell of axis；So when the second mounting shell remains static, i.e. third gear, the 4th
When bevel gear and drill bit remain static, pulls the first mounting shell and make the first mounting shell around support shaft, relative to second
Mounting shell is swung；At this time the first mounting shell will drive driving motor, first bevel gear, second bevel gear and spherical drag ring around
Support shaft to swing relative to the second mounting shell；I.e. spherical drag ring is around support shaft relative to third gearing.
Arc block is installed to be mounted on by arcwall face thereon on the inner headed face of the second mounting shell in the present invention；The one of connecting plate
End is mounted on the side of corresponding second support；One end of third support is mounted on the other end of connecting plate；Third supports another
End is equipped with third shaft；5th bevel gear is mounted in third shaft；5th bevel gear engages with third hand tap gear；5th turn
Axis is mounted on the 5th bevel gear；One end of driving plate is mounted in the 5th shaft；The other end of driving plate is equipped with the 6th turn
Axis；First sliding block is mounted in the 6th shaft and the first sliding block coordinates with the sliding groove opened on installation arc block；Trigger board is installed
In the downside of the first sliding block, and trigger board coordinates with the guide groove opened on installation arc block；Second sliding block by with installation arc block
Upper opened sliding groove is fitted on installation arc block；Compressed spring is installed between second sliding block and the first sliding block；Limit
Block is mounted in the limiting slot opened on installation arc block；Limit is installed between the downside of limited block and the downside of limiting slot
Spring；Card slot cooperation on the downside of limited block and the second sliding block；Inclined-plane on limited block and the trigger board on the first sliding block
Cooperation；Impact block is mounted on the second sliding block；Crash panel is mounted on drill bit；Crash panel coordinates with corresponding two impact blocks；
When third gear rotates, third gear can drive corresponding 5th bevel gear to rotate；The rotation of 5th bevel gear drives corresponding
5th shaft is rotated around corresponding 5th bevel gear axis；Due to the 5th bevel gear, the 5th shaft, driving plate, the 6th shaft,
Slide block slot on first sliding block and installation arc block constitutes slider-crank mechanism；So when the 5th bevel gear drive the 5th shaft around
The rotation of the 5th bevel gear axis will make corresponding first sliding block be slided in the slide block slot on corresponding installation arc plate；First
On the one hand sliding block sliding can drive corresponding trigger board to be moved towards the side for being equipped with limited block；Due in the initial state two
A limited block has bevelled one end and is located in the card slot opened on corresponding two the second sliding blocks；Two limited blocks pair two
A second sliding block plays position-limiting action；Two the second sliding blocks are static, thus on the other hand the first sliding block movement will compress it is corresponding
Compressed spring；Since the inclined-plane on limited block coordinates with the trigger board on the first sliding block；So when the first sliding block is moving
When trigger board mounted thereto is contacted with corresponding limited block during dynamic, trigger board will squeeze corresponding limited block；Make
Limited block is obtained to move towards the side for being equipped with limit spring；When limited block completely disengages corresponding second sliding block, limited block
Lose the limit to corresponding second sliding block；The decrement of compressed spring reaches maximum at this time；So compressing bullet corresponding at this time
Under the action of spring, two the second sliding blocks will be moved down along slide block slot；Two the second sliding blocks move down drive two and hit
Block is hit to move down；Two impact blocks will contact in moving process with crash panel, and two impact blocks by it to moving down
Dynamic impact force is transmitted on crash panel；So that there are one downward impact forces for crash panel tool；Crash panel will be by the impact force
Be transmitted on drill bit so that drill bit tool there are one downward impact forces；After the completion of impact, the 5th shaft also rotates to original
On position；First sliding block also returns on original position；Second sliding block can be restored to original under the action of corresponding compressed spring
On the position come；Limited block again moves into the card slot on the second sliding block under the action of limit spring and plays limit to the second sliding block
Position effect；When the 5th bevel gear is rotated further, drill bit will have again there are one downward impact force；The 5th bevel gear,
Slide block slot on 5th shaft, driving plate, the 6th shaft, the first sliding block and installation arc block constitutes the effect of slider-crank mechanism
Under；In the rotation process of third gear, drill bit can be discontinuously by a downward impact force.Due to third tooth in the present invention
The rotating speed of wheel can adjust its size according to the difference for adjusting spherical drag ring and third Gear Contact position；And the first sliding block
Travel frequency it is related with the rotating speed of third gear；So third gear rotational speed influences the frequency that the first sliding block moves back and forth；When
The rotating speed of third gear is bigger, and the frequency of the first sliding block movement is faster；The frequency of impact that i.e. drill bit is subject to is bigger, for certain
Frequency of impact, bit rotation velocity is faster, can more protect drill bit, so frequency of impact energy directly proportional to drill speed in design
Enough preferably protection drill bits.
The effect of spherical drag ring is in the present invention, according to the difference of spacing can between first rotating shaft on spherical drag ring
It is transmitted to the rotating speed on third gear and the torque of transmission to adjust spherical drag ring, on spherical drag ring top and third tooth
When wheel contact, the torque transmitted is maximum, has on the periphery of spherical drag ring top end and thickeies friction rubber, effect is just
It is to provide larger torque to reinforce frictional force in this case.
Relative to traditional drilling rig technique, the drilling machine that the present invention designs can be installed according to the first mounting shell and second is adjusted
The relative position of shell；Adjust the diameter of spherical drag ring and third gear cooperation position；And then it is transmitted to brill to adjust
The rotating speed and torque of head；So that the rotating speed and torque of drill bit reach a matching status with drilled object；It prevents because of drilled object mistake
It is hard and drill speed is too fast so that drill bit is burnt；It makes troubles to user.
Description of the drawings
Fig. 1 is global facility appearance diagram.
Fig. 2 is global facility distribution schematic diagram.
Fig. 3 is global facility internal structure distribution schematic diagram.
Fig. 4 is global facility internal structure scheme of installation.
Fig. 5 is the second mounting shell scheme of installation.
Fig. 6 is the second mounting shell and the first mounting shell cooperation schematic diagram.
Fig. 7 is the second mounting shell structural schematic diagram.
Fig. 8 is transmission mechanism internal structure schematic diagram.
Fig. 9 is driving mechanism internal structure schematic diagram.
Figure 10 is third gear scheme of installation.
Figure 11 is third gear and the 5th bevel gear cooperation schematic diagram.
Figure 12 is third gear and the 5th bevel gear cooperation floor map.
Figure 13 is the first sliding block scheme of installation.
Figure 14 is installation arc block structure schematic diagram.
Figure 15 is trigger board and limited block cooperation schematic diagram.
Figure label title：1, drill bit；2, transmission mechanism；3, driving mechanism；4, driving motor；5, first bevel gear；6、
Second bevel gear；7, third gear；8, drill bit fixed column；9, support shaft；10, the first mounting shell；11, spherical drag ring；12,
Two mounting shells；13, the 4th bevel gear；14, first rotating shaft；15, the second shaft；16, the first guide pad；17, fixed plate；18,
Hand；19, handle；23, axis hole；24, supporting arc plate；26, drill bit bore；27, guide groove；29, the 4th support；30, the first support；31、
Support plate；32, the second guide pad；33, the first spring；34, third shaft；35, the second support；36, the 5th bevel gear；37, pacify
Fill arc block；38, crash panel；39, third supports；40, connecting plate；41, the 4th shaft；42, the first sliding block；43, trigger board；44、
Second sliding block；45, slide block slot；46, impact block；47, limited block；48, the 5th shaft；49, driving plate；50, the 6th shaft；51、
Compressed spring；52, limit spring；53, guide groove；54, limiting slot.
Specific implementation mode
As shown in Figure 1, it includes drill bit 1, transmission mechanism 2, driving mechanism 3, wherein as shown in Fig. 2, transmission mechanism 2 is installed
In 3 downside of driving mechanism；Drill bit 1 is mounted on 2 downside of transmission mechanism.
As shown in Fig. 2,9, above-mentioned driving mechanism 3 includes driving motor 4, first bevel gear 5, the peace of second bevel gear 6, first
Fill shell 10, spherical drag ring 11, first rotating shaft 14, the second shaft 15, first support 30, the support of support plate the 31, the 4th 29, support
Axis 9, wherein as shown in fig. 6, the lower end of the first mounting shell 10 is open end；On the periphery of first mounting shell 10 circumferentially equably
There are two support shafts 9 for installation；As shown in figure 3, driving motor 4 is mounted on 10 inner top side face of the first mounting shell；Such as Fig. 9 institutes
Show, the second shaft 15 is mounted on 10 inside of the first mounting shell, and the second shaft 15 and 4 shaft of driving motor by the first support 30
Connection；First bevel gear 5 is mounted in the second shaft 15；One end of first rotating shaft 14 is equipped with support plate 31；First rotating shaft 14
The other end be equipped with the 4th support 29；As shown in figure 4, first rotating shaft 14 is mounted on the by support plate 31 and the 4th support 29
One mounting shell, 10 inside, and support plate 31 is mounted on the downside of the first support 30, the 4th support 29 is mounted on the first mounting shell 10
Inner headed face on；As shown in figure 9, second bevel gear 6 is mounted in first rotating shaft 14, and second bevel gear 6 and first bevel gear 5
Engagement；Spherical drag ring 11 is mounted in first rotating shaft 14.
As shown in Fig. 2,10, above-mentioned transmission mechanism 2 includes third gear 7, drill bit fixed column 8, the second mounting shell the 12, the 4th
Bevel gear 13, the first guide pad 16, fixed plate 17, handle 18, axis hole 23, supporting arc plate 24, drill bit bore 26, guide groove 27, second
Guide pad 32, the first spring 33, third shaft 34, second support the 35, the 5th bevel gear 36, installation arc block 37, crash panel 38, the
Three supports 39, connecting plate 40, the 4th shaft 41, the first sliding block 42, trigger board 43, the second sliding block 44, slide block slot 45, impact block
46, limited block 47, the 5th shaft 48, driving plate 49, the 6th shaft 50, compressed spring 51, limit spring 52, guide groove 53, limit
Position slot 54, wherein as shown in fig. 7, the upper end of the second mounting shell 12 is open end；It is circumferential equal on the inner headed face of second mounting shell 12
Guide groove 27 there are two opening evenly；It is provided with drill bit bore 26 on the downside of second mounting shell 12；Two supporting arc plates 24 are symmetrically pacified
Mounted in the upside of the second mounting shell 12, and the arcwall face of two supporting arc plates 24 and the periphery of the second mounting shell 12 coordinate；Two
Axis hole 23 there are two symmetrically being opened on the opposite two sides of a supporting arc plate 24；As shown in Figure 5,6, the second mounting shell 12 passes through two
The downside for being fitted to the first mounting shell 10 of two support shafts 9 on 10 periphery of a axis hole 23 and the first mounting shell；Such as
Shown in Fig. 6, handle 18 is mounted on the periphery of the second mounting shell 12；As shown in figure 4, one end of the first guide pad 16 is mounted on
It one of is opened on second mounting shell 12 in two guide grooves 27 in guide groove 27；It is led with corresponding the downside of first guide pad 16
There are one the first springs 33 for installation between the downside of slot 27；One end of second guide pad 32 is mounted on institute on the second mounting shell 12
It opens in another guide groove 27 in two guide grooves 27；Pacify between the downside of second guide pad 32 and the downside of corresponding guide groove 27
There are one the first springs 33 for dress；As shown in Figure 10, two second supports 35 are separately mounted to the another of the first guide block and the second guide block
One end；Third shaft 34 is mounted in two second supports 35, and positioned at the upper end of two second supports 35；Third gear 7
One end is cone tooth, and the periphery of 7 other end of third gear is shiny surface；Third gear 7 is mounted in third shaft 34；Third tooth
Shiny surface on wheel 7 coordinates with the spherical drag ring 11 in driving mechanism 3；Fixed plate 17 be mounted on two second support 35 it
Between, and fixed plate 17 is located at two second 35 lower ends of support；Drill bit fixed column 8 is mounted in fixed plate 17 and drill bit fixed column 8
Both ends be located at the both sides up and down of fixed plate 17；4th bevel gear 13 is mounted on the upper end of drill bit fixed column 8；Drill bit 1
Upper end is mounted on the downside of 1 fixing axle of drill bit；The lower end of drill bit 1 passes through the drill bit bore 26 on the second mounting shell 12 to be located at the second peace
Fill 12 downside of shell.
As shown in figure 8, the both sides institute mounting structure of third gear 7 is identical, in 7 both sides of third gear wherein
Side, as shown in Fig. 2, installation arc block 37 is mounted on by arcwall face thereon on the inner headed face of the second mounting shell 12；Such as Figure 14
Shown, installation arc block 37 is provided with sliding groove on the end face of cambered surface；One end of sliding groove is pierced by installation arc block 37；Sliding groove
Guide groove 53 is provided on bottom side；The downside of guide groove 53 is provided with limiting slot 54, and limiting slot 54 is pierced by installation close to sliding groove
One end of arc block 37；As shown in figure 11, one end of connecting plate 40 is mounted on the side of corresponding second support 35；Third support 39
One end is mounted on the other end of connecting plate 40；The other end of third support 39 is equipped with third shaft 34；As shown in figure 13, the 5th
Bevel gear 36 is mounted in third shaft 34；As shown in figure 12, the 5th bevel gear 36 engages with third hand tap gear；5th shaft 48
On the 5th bevel gear 36, and close to installation arc block 37；One end of driving plate 49 is mounted in the 5th shaft 48；Driving plate
49 other end is equipped with the 6th shaft 50；First sliding block 42 is mounted in the 6th shaft 50 and the first sliding block 42 and installation arc block
The sliding groove cooperation opened on 37；As shown in figure 15, trigger board 43 is mounted on the downside of the first sliding block 42, and trigger board 43 and peace
The guide groove 53 opened on dress arc block 37 coordinates；It is provided with card slot on the downside of second sliding block 44；Second sliding block 44 by with peace
Opened sliding groove is fitted on installation arc block 37 on dress arc block 37；It is equipped between second sliding block 44 and the first sliding block 42
Compressed spring 51；There is inclined-plane on the one side of limited block 47；Limited block 47 is mounted on the limiting slot opened on installation arc block 37
In 54；Limit spring 52 is installed between the downside and the downside of limiting slot 54 of limited block 47；Limited block 47 and second is slided
The card slot cooperation of 44 downside of block；As shown in figure 13, the inclined-plane on limited block 47 and the trigger board 43 on the first sliding block 42
Cooperation；Impact block 46 is mounted on the second sliding block 44.
As shown in figure 8, crash panel 38 is mounted on drill bit 1, and crash panel 38 is located in the second mounting shell 12；Crash panel 38
Coordinate with corresponding two impact blocks 46.
Above-mentioned 5th bevel gear 36, the 5th shaft 48, driving plate 49, the 6th shaft 50, the first sliding block 42 and installation arc block
Slide block slot 45 on 37 constitutes slider-crank mechanism.
As shown in figure 5, being equipped with handle 19 on the upside end face of the first mounting shell 10.
Institute on the above-mentioned upper side of first guide pad 16 and the second guide pad 32 in the initial state to the second mounting shell 12
Spacing between the upper side for the guide groove 27 opened is the peak of third gear 7 to 2 times of spherical shape 11 minimum point spacing of drag ring；
Its act on be during the work time, strengthen spherical drag ring 11 and third gear 7 the course of work frictional force；Second installation
The length for the guide groove 27 opened on shell 12 is enough to provide the distance of the first guide pad 16 and the movement of the second guide pad 32.
Above-mentioned first spring 33 is extension spring.
Above-mentioned two limited blocks 47 in the initial state have bevelled one end and are located at corresponding two the second sliding blocks
In the card slot opened on 44；Two limited blocks 47 play position-limiting action to two the second sliding blocks 44.
In summary：
The drilling machine that the present invention designs can be according to the relative position for adjusting the first mounting shell 10 and the second mounting shell 12；Adjust
The diameter of section spherical drag ring 11 and 7 cooperation position of third gear；And then to adjust the rotating speed and the torsion that are transmitted to drill bit 1
Square；So that the rotating speed and torque of drill bit 1 reach a matching status with drilled object；Prevent because drilled object is really up to the mark and 1 turn of drill bit
Speed is too fast so that drill bit 1 is burnt；It makes troubles to user.
There are two support shafts 9 for circumferential equably installation on the periphery of the first mounting shell 10 in the present invention；Driving motor 4 is pacified
On 10 inner top side face of the first mounting shell；Second shaft 15 is connect with 4 shaft of driving motor；First bevel gear 5 is mounted on
In second shaft 15；First rotating shaft 14 is mounted on 10 inside of the first mounting shell by the support of support plate 31 and the 4th 29；Second cone
Gear 6 is mounted in first rotating shaft 14, and second bevel gear 6 is engaged with first bevel gear 5；Spherical drag ring 11 is mounted on first
In shaft 14；When driving motor 4 works, driving motor 4 can make the second shaft 15 rotate；The rotation of second shaft 15 drives the
One bevel gear 5 rotates；The rotation of first bevel gear 5 drives second bevel gear 6 to rotate；The rotation of second bevel gear 6 will drive first
Shaft 14 rotates；The rotation of first rotating shaft 14 drives spherical drag ring 11 to be rotated around 14 axis of first rotating shaft.
The second mounting shell 12 passes through two support shafts 9 on 10 periphery of two axis holes 23 and the first mounting shell in the present invention
The downside for being fitted to the first mounting shell 10；Handle 18 is mounted on the periphery of the second mounting shell 12；First guide pad
16 one end, which is mounted on the second mounting shell 12, one of opens in two guide grooves 27 in guide groove 27；First guide pad 16
There are one the first springs 33 for installation between downside and the downside of corresponding guide groove 27；One end of second guide pad 32 is mounted on the
It is opened on two mounting shells 12 in another guide groove 27 in two guide grooves 27；The downside of second guide pad 32 and corresponding guide groove 27
Downside between installation there are one the first spring 33；Two second supports 35 are separately mounted to the first guide block and the second guide block
The other end；Third shaft 34 is mounted in two second supports 35；Third gear 7 is mounted in third shaft 34；Third gear 7
On shiny surface and driving mechanism 3 in spherical drag ring 11 coordinate；Fixed plate 17 is mounted between two second supports 35；It bores
Head fixed column 8 is mounted in fixed plate 17；4th bevel gear 13 is mounted on the upper end of drill bit fixed column 8；It installs the upper end of drill bit 1
In the downside of 1 fixing axle of drill bit；The lower end of drill bit 1 passes through the drill bit bore 26 on the second mounting shell 12 to be located under the second mounting shell 12
Side；When third gear 7 rotates, third gear 7 can drive the 4th bevel gear 13 to rotate；The rotation of 4th bevel gear 13 drives drill bit
Fixed column 8 rotates；The rotation of drill bit fixed column 8 drives drill bit 1 to rotate；In the present invention when drill bit 1 moves up, drill bit 1 can band
Dynamic drill bit fixed column 8 moves up；Drill bit fixed column 8, which moves up, drives fixed plate 17 to move up；Fixed plate 17 is to moving up
It is dynamic that two second supports 35 is driven to move up；On the one hand two second supports 35, which move up, drives the first guide pad 16 and the
Two guide pads 32 move up；First guide pad 16 and the second guide pad 32, which move up, will stretch two the first springs 33；
So that power on two the first springs 33；On the other hand two second supports 35, which move up, will drive third shaft 34 to moving up
It is dynamic；Third shaft 34, which moves up, will drive third gear 7 to move up；Since the second mounting shell 12 passes through two in the present invention
The downside for being fitted to the first mounting shell 10 of two support shafts 9 on 10 periphery of a axis hole 23 and the first mounting shell；So
When the second mounting shell 12 remains static, i.e., third gear 7, the 4th bevel gear 13 and drill bit 1 remain static, pull
First mounting shell 10 is so that the first mounting shell 10 is swung around support shaft 9 relative to the second mounting shell 12；First mounting shell at this time
10 will drive driving motor 4, first bevel gear 5, second bevel gear 6 and spherical drag ring 11 around support shaft 9 relative to the
Two mounting shells 12 are swung；I.e. spherical drag ring 11 is swung around support shaft 9 relative to third gear 7.
Arc block 37 is installed to be mounted on by arcwall face thereon on the inner headed face of the second mounting shell 12 in the present invention；Connecting plate
40 one end is mounted on the side of corresponding second support 35；One end of third support 39 is mounted on the other end of connecting plate 40；The
The other end of three supports 39 is equipped with third shaft 34；5th bevel gear 36 is mounted in third shaft 34；5th bevel gear 36
It is engaged with third hand tap gear；5th shaft 48 is mounted on the 5th bevel gear 36；One end of driving plate 49 is mounted on the 5th shaft
On 48；The other end of driving plate 49 is equipped with the 6th shaft 50；First sliding block 42 is mounted in the 6th shaft 50 and the first sliding block
42 coordinate with the sliding groove opened on installation arc block 37；Trigger board 43 be mounted on the first sliding block 42 downside, and trigger board 43 with
The guide groove 53 opened on installation arc block 37 coordinates；Second sliding block 44 is pacified by the cooperation with opened sliding groove on installation arc block 37
On installation arc block 37；Compressed spring 51 is installed between second sliding block 44 and the first sliding block 42；Limited block 47 is mounted on peace
In the limiting slot 54 opened on dress arc block 37；Limit bullet is installed between the downside and the downside of limiting slot 54 of limited block 47
Spring 52；The card slot of 44 downside of limited block 47 and the second sliding block coordinates；Inclined-plane on limited block 47 on the first sliding block 42
Trigger board 43 coordinate；Impact block 46 is mounted on the second sliding block 44；Crash panel 38 is mounted on drill bit 1；Crash panel 38 with it is right
Two impact blocks 46 cooperation answered；When third gear 7 rotates, third gear 7 can drive corresponding 5th bevel gear 36 to rotate；
The rotation of 5th bevel gear 36 drives corresponding 5th shaft 48 to be rotated around corresponding 5th bevel gear, 36 axis；Due to the 5th cone
Slide block slot 45 on gear 36, the 5th shaft 48, driving plate 49, the 6th shaft 50, the first sliding block 42 and installation arc block 37 forms
Slider-crank mechanism；So when the 5th bevel gear 36 drives the 5th shaft 48 that will make around the rotation of 36 axis of the 5th bevel gear
Obtain the sliding in the slide block slot 45 on corresponding installation arc plate of corresponding first sliding block 42；On the one hand the sliding of first sliding block 42 can drive
Corresponding trigger board 43 is moved towards the side for being equipped with limited block 47；Since two limited blocks 47 have tiltedly in the initial state
The one end in face is located in the card slot opened on corresponding two the second sliding blocks 44；Two limited blocks 47 are to two the second sliding blocks
44 position-limiting actions；Two the second sliding blocks 44 are static, so on the other hand 42 movement of the first sliding block will compress corresponding compression
Spring 51；Since the inclined-plane on limited block 47 coordinates with the trigger board 43 on the first sliding block 42；So when the first sliding block
When 42 trigger boards 43 mounted thereto in moving process are contacted with corresponding limited block 47, trigger board 43 will squeeze correspondence
Limited block 47；So that limited block 47 is moved towards the side for being equipped with limit spring 52；When limited block 47 completely disengages correspondence
The second sliding block 44 when, limited block 47 loses the limit to corresponding second sliding block 44；The decrement of compressed spring 51 reaches at this time
To maximum；So at this time under the action of corresponding compressed spring 51, two the second sliding blocks 44 will be along slide block slot 45 to moving down
It is dynamic；Two the second sliding blocks 44, which move down, drives two impact blocks 46 to move down；Two impact blocks 46 in moving process just
It can be contacted with crash panel 38, and the impact force that two impact blocks 46 are moved down is transmitted on crash panel 38；So that hitting
Hitting the tool of plate 38, there are one downward impact forces；The impact force will be transmitted on drill bit 1 by crash panel 38 so that drill bit 1 has one
A downward impact force；After the completion of impact, the 5th shaft 48 also rotates on original position；First sliding block 42 also returns to
On position originally；Second sliding block 44 can be restored under the action of corresponding compressed spring 51 on original position；Limited block 47
Position-limiting action is played to the second sliding block 44 in the card slot again moved under the action of limit spring 52 on second sliding block 44；When
When five bevel gears 36 are rotated further, drill bit 1 will have again there are one downward impact force；The 5th bevel gear 36, the 5th turn
Slide block slot 45 on axis 48, driving plate 49, the 6th shaft 50, the first sliding block 42 and installation arc block 37 constitutes slider-crank mechanism
Under the action of；In the rotation process of third gear 7, drill bit 1 can be discontinuously by a downward impact force.In the present invention by
It can be big to adjust it according to the difference for adjusting spherical drag ring 11 and 7 contact position of third gear in the rotating speed of third gear 7
It is small；And the travel frequency of the first sliding block 42 is related with the rotating speed of third gear 7；So 7 rotating speed of third gear influences the first sliding block
42 frequencies moved back and forth；When the rotating speed of third gear 7 is bigger, the frequency of the first sliding block 42 movement is faster；I.e. drill bit 1 is subject to
Frequency of impact is bigger.
The effect of spherical drag ring 11 is in the present invention, according on spherical drag ring 11 between first rotating shaft 14 spacing
Difference can adjust the rotating speed that spherical drag ring 11 is transmitted on third gear 7.
Specific implementation mode：When the drilling machine that people are designed using the present invention, control driving motor 4 is so that driving motor 4
Work；When driving motor 4 works, driving motor 4 can make the second shaft 15 rotate；The rotation of second shaft 15 drives the first cone
Gear 5 rotates；The rotation of first bevel gear 5 drives second bevel gear 6 to rotate；The rotation of second bevel gear 6 will drive first rotating shaft
14 rotations；The rotation of first rotating shaft 14 drives spherical drag ring 11 to be rotated around 14 axis of first rotating shaft；People are according to drilled at this time
The hardness of object adjusts the relative position of the first mounting shell 10 and the second mounting shell 12；Adjust spherical drag ring 11 and third tooth
Take turns the diameter of 7 cooperation positions；And then to adjust the rotating speed and torque that are transmitted to drill bit 1；So that the rotating speed and torque of drill bit 1
Reach a matching status with drilled object；The front end of drill bit 1 is pressed to drilled object by user after the completion of adjusting, is drilled at this time
Object will make drill bit 1 move up to 1 one upward thrusts of drill bit；Drill bit 1 move up will make third gear 7 to
Upper movement, finally so that the shiny surface of third gear 7 is contacted with spherical drag ring 11；The spherical rotation of drag ring 11 will lead at this time
Crossing friction drives third gear 7 to rotate；Third gear 7 can drive the 4th bevel gear 13 to rotate；The rotation of 4th bevel gear 13 drives
Drill bit fixed column 8 rotates；The rotation of drill bit fixed column 8 drives drill bit 1 to rotate；It can drill；During drilling such as
When fruit thinks that the rotating speed of drill bit 1 and the hardness of torque and drilled object mismatch；It is lifted up drill bit 1；In corresponding first spring 33
Under the action of third gear 7, the 4th bevel gear 13 and drill bit 1 return on original position；Adjust first again at this time
The relative position of mounting shell 10 and the second mounting shell 12；So that the rotating speed and torque of drill bit 1 reach one with drilled object matches shape
State；It completes to continue to drill adjusting；The rotation of third gear 7 can drive corresponding 5th bevel gear 36 in boring procedure
Rotation；The rotation of 5th bevel gear 36 will make the tool of drill bit 1, and there are one be interrupted downward impact force；Increase the effect of drilling.
Claims (6)
1. a kind of adjustable drilling machine of impingement rotating speed, it is characterised in that：It includes drill bit, transmission mechanism, driving mechanism, wherein passing
Motivation structure is mounted on the downside of driving mechanism；Drill bit is mounted on the downside of transmission mechanism；
Above-mentioned driving mechanism includes driving motor, first bevel gear, second bevel gear, the first mounting shell, spherical drag ring, first
Shaft, the second shaft, the first support, support plate, the 4th support, support shaft, wherein the lower end of the first mounting shell is open end；The
There are two support shafts for circumferential equably installation on the periphery of one mounting shell；Driving motor is mounted on the first mounting shell inner top side
On face；Second shaft is mounted on by the first support on the inside of the first mounting shell, and the second shaft is connect with driving motor shaft；The
One bevel gear is mounted in the second shaft；One end of first rotating shaft is equipped with support plate；The other end of first rotating shaft is equipped with
Four supports；First rotating shaft is mounted on by support plate and the 4th support on the inside of the first mounting shell, and support plate is mounted on first
The downside of support, the 4th support is on the inner headed face of the first mounting shell；Second bevel gear is mounted in first rotating shaft, and second
Bevel gear engages with first bevel gear；Spherical drag ring is mounted in first rotating shaft；
Above-mentioned transmission mechanism includes third gear, drill bit fixed column, the second mounting shell, the 4th bevel gear, the first guide pad, fixation
Plate, handle, axis hole, supporting arc plate, drill bit bore, guide groove, the second guide pad, the first spring, third shaft, the second support, the 5th
Bevel gear, installation arc block, crash panel, third support, connecting plate, the 4th shaft, the first sliding block, trigger board, the second sliding block, sliding block
Slot, impact block, limited block, the 5th shaft, driving plate, the 6th shaft, compressed spring, limit spring, guide groove, limiting slot,
In the second mounting shell upper end be open end；Guide groove there are two circumferentially equably being opened on the inner headed face of second mounting shell；Second peace
It fills and is provided with drill bit bore on the downside of shell；Two supporting arc plates are symmetrically mounted at the upside of the second mounting shell, and two supports
The periphery of the arcwall face of arc plate and the second mounting shell coordinates；There are two symmetrically being opened on the opposite two sides of two supporting arc plates
Axis hole；Second mounting shell is fitted to the first peace by two support shafts on two axis holes and the first mounting shell periphery
Fill the downside of shell；Handle is mounted on the periphery of the second mounting shell；One end of first guide pad is mounted on the second mounting shell
It one of opens in two guide grooves in guide groove；It is equipped between the downside of first guide pad and the downside of corresponding guide groove
One the first spring；One end of second guide pad is mounted in another guide groove opened on the second mounting shell in two guide grooves；
There are one the first springs for installation between the downside of second guide pad and the downside of corresponding guide groove；Two second supports are pacified respectively
Mounted in the other end of the first guide block and the second guide block；Third shaft is mounted in two second supports, and is located at two second
The upper end of support；One end of third gear is cone tooth, and the periphery of the third gear other end is shiny surface；Third gear is mounted on the
In three shafts；Spherical drag ring cooperation in shiny surface and driving mechanism on third gear；Fixed plate is mounted on two second
Between support, and fixed plate is located at two second support lower ends；Drill bit fixed column is mounted in fixed plate and drill bit fixed column
Both ends are located at the both sides up and down of fixed plate；4th bevel gear is mounted on the upper end of drill bit fixed column；It installs the upper end of drill bit
In the downside of drill bit fixing axle；The lower end of drill bit passes through the drill bit bore on the second mounting shell to be located on the downside of the second mounting shell；
The both sides institute mounting structure of third gear is identical, and for the wherein side in third gear both sides, installation arc block is logical
The arcwall face crossed thereon is mounted on the inner headed face of the second mounting shell；Installation arc block is provided with sliding groove on the end face of cambered surface；
One end of sliding groove is pierced by installation arc block；It is provided with guide groove on the bottom side of sliding groove；Limiting slot is provided on the downside of guide groove, and
Limiting slot is pierced by one end of installation arc block close to sliding groove；One end of connecting plate is mounted on the side of corresponding second support；Third
One end of support is mounted on the other end of connecting plate；The other end of third support is equipped with third shaft；5th bevel gear is installed
In third shaft；5th bevel gear engages with third hand tap gear；5th shaft is mounted on the 5th bevel gear, and close to installation
Arc block；One end of driving plate is mounted in the 5th shaft；The other end of driving plate is equipped with the 6th shaft；First sliding block is mounted on
In 6th shaft and the first sliding block coordinates with the sliding groove opened on installation arc block；Trigger board is mounted on the downside of the first sliding block,
And trigger board coordinates with the guide groove opened on installation arc block；It is provided with card slot on the downside of second sliding block；Second sliding block passes through
It is installed on arc block with being fitted to for opened sliding groove on installation arc block；Compression is installed between the second sliding block and the first sliding block
Spring；There is inclined-plane on the one side of limited block；Limited block is mounted in the limiting slot opened on installation arc block；Under limited block
Limit spring is installed between side and the downside of limiting slot；Card slot cooperation on the downside of limited block and the second sliding block；Limited block
On inclined-plane coordinate with the trigger board on the first sliding block；Impact block is mounted on the second sliding block；
Crash panel is mounted on drill bit, and crash panel is located in the second mounting shell；Crash panel coordinates with corresponding two impact blocks；
Slide block slot composition on above-mentioned 5th bevel gear, the 5th shaft, driving plate, the 6th shaft, the first sliding block and installation arc block
Slider-crank mechanism.
2. a kind of adjustable drilling machine of impingement rotating speed according to claim 1, it is characterised in that：The upside of first mounting shell
Handle is installed on end face.
3. a kind of adjustable drilling machine of impingement rotating speed according to claim 1, it is characterised in that：It is above-mentioned in the initial state
Spacing between the upper side for the guide groove opened on the upper side of first guide pad and the second guide pad to the second mounting shell is the
2 times to spherical drag ring minimum point spacing of the peak of three gears.
4. a kind of adjustable drilling machine of impingement rotating speed according to claim 1, it is characterised in that：Above-mentioned spherical shape drag ring top
Have on periphery at end and thickeies friction rubber.
5. a kind of adjustable drilling machine of impingement rotating speed according to claim 1, it is characterised in that：Above-mentioned first spring is to draw
Stretch spring.
6. a kind of adjustable drilling machine of impingement rotating speed according to claim 1, it is characterised in that：It is above-mentioned in the initial state
Two limited blocks have bevelled one end and are located in the card slot opened on corresponding two the second sliding blocks；Two limited blocks pair
Two the second sliding blocks play position-limiting action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810307160.9A CN108544431B (en) | 2018-04-08 | 2018-04-08 | Impact type rotating speed adjustable drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810307160.9A CN108544431B (en) | 2018-04-08 | 2018-04-08 | Impact type rotating speed adjustable drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108544431A true CN108544431A (en) | 2018-09-18 |
| CN108544431B CN108544431B (en) | 2020-12-15 |
Family
ID=63514231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810307160.9A Active CN108544431B (en) | 2018-04-08 | 2018-04-08 | Impact type rotating speed adjustable drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108544431B (en) |
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|---|---|---|---|---|
| DE2438763B2 (en) * | 1974-08-13 | 1976-12-16 | Kress-Elektrik Gmbh + Co, Elektromotorenfabrik, 7457 Bisingen | SWITCHABLE DRILLING MACHINE WITH TURNING AND TURNING |
| GB2115337A (en) * | 1982-02-26 | 1983-09-07 | Black & Decker Inc | A power drill |
| CN1279145A (en) * | 1999-05-08 | 2001-01-10 | 布莱克-德克尔公司 | Oscillating hammer |
| CN1321567A (en) * | 2000-05-02 | 2001-11-14 | 希尔蒂股份公司 | Impact electrically driven hand-operated machine tool |
| CN1476371A (en) * | 2001-10-05 | 2004-02-18 | 罗伯特・博施有限公司 | Manual machine tool |
| CN1663748A (en) * | 2005-04-12 | 2005-09-07 | 贺启宇 | Low-noise strong-impact weak-recoil electric hammer drill |
| CN201124364Y (en) * | 2007-10-01 | 2008-10-01 | 苏州宝时得电动工具有限公司 | Power tool |
| CN205588242U (en) * | 2016-04-07 | 2016-09-21 | 浙江德世电器有限公司 | A key control's multi -functional electric hammer |
| CN107263402A (en) * | 2016-04-07 | 2017-10-20 | 浙江德世电器有限公司 | A kind of multifunctional electric hammer of a key control |
-
2018
- 2018-04-08 CN CN201810307160.9A patent/CN108544431B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2438763B2 (en) * | 1974-08-13 | 1976-12-16 | Kress-Elektrik Gmbh + Co, Elektromotorenfabrik, 7457 Bisingen | SWITCHABLE DRILLING MACHINE WITH TURNING AND TURNING |
| GB2115337A (en) * | 1982-02-26 | 1983-09-07 | Black & Decker Inc | A power drill |
| CN1279145A (en) * | 1999-05-08 | 2001-01-10 | 布莱克-德克尔公司 | Oscillating hammer |
| CN1321567A (en) * | 2000-05-02 | 2001-11-14 | 希尔蒂股份公司 | Impact electrically driven hand-operated machine tool |
| CN1476371A (en) * | 2001-10-05 | 2004-02-18 | 罗伯特・博施有限公司 | Manual machine tool |
| CN1663748A (en) * | 2005-04-12 | 2005-09-07 | 贺启宇 | Low-noise strong-impact weak-recoil electric hammer drill |
| CN201124364Y (en) * | 2007-10-01 | 2008-10-01 | 苏州宝时得电动工具有限公司 | Power tool |
| CN205588242U (en) * | 2016-04-07 | 2016-09-21 | 浙江德世电器有限公司 | A key control's multi -functional electric hammer |
| CN107263402A (en) * | 2016-04-07 | 2017-10-20 | 浙江德世电器有限公司 | A kind of multifunctional electric hammer of a key control |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108544431B (en) | 2020-12-15 |
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Effective date of registration: 20230630 Address after: Room 1-3, Enterprise Service Center, Middle Section of Jinlong Avenue, Wuyangba Street, Enshi City, Enshi Tujia and Miao Autonomous Prefecture, Hubei Province 445000 Patentee after: Enshi Anbesen Technology Service Co.,Ltd. Address before: 377 Wutang, Jinshan Village, Luoyang Town, Hui'an County, Quanzhou City, Fujian Province, 362100 Patentee before: Huian Luoyang dengxianpeng building cleaning service center Effective date of registration: 20230630 Address after: 445000 Laoyaguan, Group 6, Yangheba Village, Sanhu Township, Laifeng County, Enshi Tujia and Miao Autonomous Prefecture, Hubei Province Patentee after: Laifeng County Xinlong Mineral Products Processing Co.,Ltd. Address before: Room 1-3, Enterprise Service Center, Middle Section of Jinlong Avenue, Wuyangba Street, Enshi City, Enshi Tujia and Miao Autonomous Prefecture, Hubei Province 445000 Patentee before: Enshi Anbesen Technology Service Co.,Ltd. |
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