CN108213510A - A kind of safe drilling equipment - Google Patents
A kind of safe drilling equipment Download PDFInfo
- Publication number
- CN108213510A CN108213510A CN201711322316.2A CN201711322316A CN108213510A CN 108213510 A CN108213510 A CN 108213510A CN 201711322316 A CN201711322316 A CN 201711322316A CN 108213510 A CN108213510 A CN 108213510A
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- China
- Prior art keywords
- block
- conductance
- grafting
- wall
- electric drill
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a kind of safe drilling equipments, the electric drill component being connected including cooperating head and with the cooperating head, the electric drill component includes connecting seat and drill bit, interior bottom in the connecting seat inner wall is provided with the first motor, the first electronic motor spindle outputting axial power mating connection is provided with the drill bit, the drill bit is connected by bearing and the connecting seat inner wall transition, and the drill bit stretches downwards to outside the connecting seat；The present invention is only when the locking of electric drill component and the second motor obtain the connection-peg and be connected after the power is turned on the current potential, the switch electric drill component for starting the first motor just works, when current potential is in off-position, even if user surprisingly touches the switch of the first motor, electric drill component will not start, twice program ensure that the safety that device uses, and prevent the generation of contingency.
Description
Technical field
The present invention relates to drilling technique field, more particularly to a kind of safe drilling equipment.
Background technology
It during site construction, needs that drilling equipment is used to drill ground or wall, usually by worker's hand
It holds electrical drilling machine and carries out operation, general electric drill machine tail end is connected by electrical wiring to socket, is started by the switch on electrical drilling machine and made
Industry usually will appear external force and accidentally touch and accidentally touches so that switch accident is pressed and starting electrical drilling machine leads to the event of personal injury, non-
It is often dangerous, lack safeguard measure.
Invention content
The technical problem to be solved in the present invention is to provide a kind of safe drilling equipments, can solve above-mentioned present technology
The problems in.
To solve the above problems, the present invention adopts the following technical scheme that：
A kind of safe drilling equipment of the present invention, the electric drill component being connected including cooperating head and with the cooperating head,
The electric drill component includes connecting seat and drill bit, and the interior bottom in the connecting seat inner wall is provided with the first motor, described
First electronic motor spindle outputting axial power mating connection is provided with the drill bit, and the drill bit passes through in bearing and the connecting seat
Wall body transition is connected, and the drill bit stretches downwards to outside the connecting seat, is provided on the cooperating head bottom face slotting
Chamber is connect, the locked groove for connecting with the grafting chamber and stretching upwards is correspondingly provided in the wall of the grafting chamber left and right ends, it is described
Movable chamber is provided among grafting chamber top end wall, is correspondingly provided in the wall of the movable chamber left and right ends and is connected with the movable chamber
Conductance slot and drive guide groove, the cooperating head it is described drive guide groove above be provided with holding tank, be provided in the locked groove
Can side-to-side movement locking block, be provided with the movable block that can be moved up and down in the movable chamber, being provided in the conductance slot can
Move up and down and the conductance block that is fixedly connected with the movable block left end, be provided in the drive guide groove can move up and down and with institute
The drive guide plate that movable block right end is fixedly connected is stated, it is described to drive the spiral shell for being provided in guide groove and being connected with the drive guide plate spiral shell type line
Part, the screw piece bottom end are connect with the second motor power being arranged in the base end wall for driving guide groove, the screw piece top
It is stretched upwards across the top end wall for driving guide groove and stretched into the holding tank, is provided with and the spiral shell in the drive guide groove
The first cone pulley that part top is fixedly connected, is provided with the biography bar that left and right stretches in the holding tank, described in the holding tank
It passes and the second cone pulley coincideing with first cone pulley is provided on bar, the biography bar left and right ends are each passed through the holding tank
Left and right ends wall and stretch into the corresponding locked groove and with the switchable cooperation of outside end wall of the corresponding locked groove,
The biography bar passes through the locking block, is provided with what is be connected with the locking block on the biography bar in the locked groove
Spiral shell type line, the spiral shell type line reverse setting for passing bar left and right ends, among the biography bar for smooth surface section and with the holding tank
The switchable cooperation of left and right ends wall, be provided with current potential among the movable block bottom face, set among the conductance block bottom face
Conductance hole is equipped with, conductance head is provided on the conductance slot bottom end wall.
As preferred technical solution, it is provided with what is be connected with the grafting chamber among the electric drill component top end face
Grafting block, is provided with the connection-peg being connected with the current potential among the grafting block top end face, left and right in the grafting block
Be correspondingly provided with and connect slot, be correspondingly provided in the grafting block left and right ends wall with it is described connect that slot connects it is first sliding
Slot, is communicated with corresponding two link slots up and down between slot is connected described in two, it is described connect to be provided in slot can control fortune
Dynamic outer push arm, be provided in the first sliding slot can side-to-side movement hammerlock, the hammerlock inner side end and the extrapolation
Arm end face outside is fixedly connected, and the elastic spring of two outer push arms of connection is respectively arranged in two link slots, described
Squint face is provided at the top of hammerlock end face outside.
As preferred technical solution, the grafting chamber bottom is provided with to touch to mating connection with the squint face
Squint mouth, the inner side end of the both ends of the elastic spring respectively with two outer push arms are fixedly connected.
As preferred technical solution, the current potential and the conductance hole are electrically connected, and the conductance head is electrically connected with exchanging
It connects, the connection-peg is connect with first motor power.
The beneficial effects of the invention are as follows：
1. by the way that the grafting block is inserted into the grafting chamber, the grafting block is inserted into the grafting chamber first so that described oblique
Incline face and the squint mouth is touched and is coordinated to sliding, so that two outer push arms overcome the elastic force of two elastic springs
And inwardly break away, so that the hammerlock is retracted into the described first sliding slot, the grafting block continues up, when the electric drill
Component top end face and the cooperating head bottom face touch to when, the grafting block bottom face is touched with the grafting chamber top end wall to institute
It states hammerlock to be aligned with the locked groove, two hammerlocks are protruding described under the resilient force of the elastic spring
One sliding slot, and extend into the corresponding locked groove, the bottom face of the hammerlock and the base end wall of the locked groove are in
The state of supporting is touched, the inner side end of the end face outside of the hammerlock and the locking block is touched to the grafting block, which is in, at this time locks
State, by the way that second electric motor operation is controlled to rotate, the second electric motor operation rotation, which is driven, leads the screw piece rotation, institute
It states screw piece rotation drive and leads the drive guide plate to downslide, the drive downward slide strips of guide plate move the movable block and conductance block downwardly together
It is sliding, so that the connection-peg is powered on current potential mating connection, only when electric drill component is locked and the second motor obtains
The connection-peg is connected after the power is turned on the current potential, and the switch electric drill component for starting the first motor just works, and works as current potential
During in off-position, even if user surprisingly touches the switch of the first motor, electric drill component will not start, twice program
It ensure that the safety that device uses, prevent the generation of contingency.
2. being slid up by the way that the second electric motor operation rotation drive is controlled to lead the drive guide plate, the drive guide plate slides up
The movable block and conductance block is driven to slide up together, so that the connection-peg is detached from the mating connection with the current potential,
The screw piece rotation is rotated by first cone pulley and the second cone pulley passing power bar that passes, and the biography bar turns
Dynamic drive leads two locking blocks and inwardly breaks away simultaneously, and two locking blocks inwardly break away so as to overcome the elastic spring simultaneously
Elastic force and push the corresponding hammerlock sliding into the described first sliding slot, when the movable block is located at the movable chamber
Topmost position, when two locking blocks are located at the most inner side position of the corresponding locked groove, two hammerlocks contract
It returns in the corresponding first sliding slot, at this point, the grafting block is unlocked, the electric drill component is in the unlocked state also to be located
In off-position, the dismounting that electric drill component can be realized in the grafting block is finally extracted from the grafting chamber, so as to increase
The removal efficiency of electric drill component, the dismounting and change after being damaged convenient for electric drill component.
3. the locking of electric drill component is secured in the present invention, and electric drill component power is stablized, and when installation carries out to electric drill component
Electric drill component is powered on while locking, when dismounting solves electric drill component while power-off to electric drill component
Lock only when electric drill component is locked and the second motor obtains the connection-peg and the current potential and is connected after the power is turned on, starts the
The switch electric drill component of one motor just works, when current potential is in off-position, even if user surprisingly touches the first motor
Switch when, electric drill component will not start, and twice program ensure that the safety that device uses, and prevent the hair of contingency
It is raw.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, Ke Yigen
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the cooperating head structure diagram of the drilling equipment of present invention safety；
Fig. 2 is the electric drill component structure diagram of the drilling equipment of present invention safety
Fig. 3 is structure diagram when electric drill component is in locking and powers in the safe drilling equipment of the present invention；
Fig. 4 is structure diagram when electric drill component is in unlock and powers off in drilling equipment safe in the present invention；
Fig. 5 is sectional view at A-A in Fig. 2.
Specific embodiment
The preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Refering to shown in Fig. 1-5, a kind of safe drilling equipment of the invention, including cooperating head 2 and with the cooperating head 2
The electric drill component 1 of mating connection, the electric drill component 1 include connecting seat 1 and drill bit 19, interior in 1 inner wall of connecting seat
Bottom is provided with the first motor 18, and the 18 bottom outputting axial power mating connection of the first motor is provided with the drill bit
19, the drill bit 19 is connected by bearing and the 1 inner wall transition of connecting seat, and the drill bit 19 stretches to described downwards
Outside connecting seat 1, grafting chamber 20 is provided on 2 bottom face of cooperating head, is accordingly set in the 20 left and right ends wall of grafting chamber
The locked groove 29 for connecting with the grafting chamber 20 and stretching upwards is equipped with, movable chamber is provided among 20 top end wall of grafting chamber
22, the conductance slot 23 connected with the movable chamber 22 is correspondingly provided in the 22 left and right ends wall of movable chamber and drives guide groove 24,
The cooperating head 2 is provided with holding tank 25 in the top for driving guide groove 24, and being provided in the locked groove 29 can side-to-side movement
Locking block 30, be provided with the movable block 3 that can be moved up and down in the movable chamber 22, being provided in the conductance slot 23 can be upper and lower
Movement and the conductance block 4 that is fixedly connected with 3 left end of movable block, be provided in the drive guide groove 24 can move up and down and with institute
The drive guide plate 5 that 3 right end of movable block is fixedly connected is stated, is provided in the drive guide groove 24 and connects with the drive guide plate 5 spiral shell type line cooperation
The screw piece 7 connect, 7 bottom end of screw piece and 6 power connector of the second motor being arranged in the base end wall for driving guide groove 24, institute
It states 7 top of screw piece to be stretched upwards across the top end wall for driving guide groove 24 and stretched into the holding tank 25, the drive guide groove
The first cone pulley 26 being fixedly connected with 7 top of screw piece is provided in 24, is provided with what left and right stretched in the holding tank 25
Bar 28 is passed, the second cone pulley 27 coincideing with first cone pulley 26, institute are provided on the biography bar 28 in the holding tank 25
28 left and right ends of biography bar are stated to be each passed through the left and right ends wall of the holding tank 25 and stretch into the corresponding locked groove 29
And with the switchable cooperation of outside end wall of the corresponding locked groove 29, it is described biography bar 28 pass through the locking block 30, described
The spiral shell type line being connected with the locking block 30, the biography bar 28 or so two are provided on the biography bar 28 in locked groove 29
The spiral shell type line reverse setting at end is smooth surface section and switchable with the left and right ends wall of the holding tank 25 among the biography bar 28
Coordinate, be provided with current potential 31 among 3 bottom face of movable block, conductance hole 41, institute are provided among 4 bottom face of conductance block
It states and is provided with conductance head 8 in 23 base end wall of conductance slot.
Wherein, the grafting block 10 being connected with the grafting chamber 20, institute are provided among 1 top end face of electric drill component
State the connection-peg 11 for being provided among 10 top end face of grafting block and being connected with the current potential 31, left and right phase in the grafting block 10
It should be provided with and connect slot 12, be correspondingly provided in the 10 left and right ends wall of grafting block and first cunning for connecting slot 12 and connecting
Access slot is communicated with corresponding two link slots 16, described connect up and down between slot 12 is connected described in two and is provided in slot 12
Can side-to-side movement outer push arm 13, be provided in the first sliding slot can side-to-side movement hammerlock 14,14 inside of hammerlock
End face is fixedly connected with outer 13 end face outside of push arm, and it is described outer that connection two is respectively arranged in two link slots 16
The elastic spring 17 of push arm 13,14 end face outside of the hammerlock top are provided with squint face 15, facilitate institute by the squint face 15
It states hammerlock 14 to be retracted into the described first sliding slot, connect so as to which the grafting block 10 be facilitated to be inserted into coordinate in the grafting chamber 20
It connects.
Wherein, 20 bottom of grafting chamber is provided with to be touched with the squint face 15 to the squint mouth 21 being connected,
The grafting block 10 is facilitated quickly to be inserted into the grafting chamber 20 by the squint mouth 21 to be connected, the elastic spring 17
Inner side end of the both ends respectively with two outer push arms 13 is fixedly connected.
Wherein, the current potential 31 and the conductance hole 41 are electrically connected, and the conductance head 8 is electrically connected with exchange, described to insert
Connector 11 and first motor 18 are electrically connected.
In initial position, first motor 18 and second motor 6 are in stop working state, institute
The topmost position that movable block 3 is located at the movable chamber 22 is stated, the conductance head 8 is detached with the conductance hole 41, so that
The current potential 31 is in off-position, and two locking blocks 30 are located at the outermost locations of the corresponding locked groove 29, and two
A outer push arm 13 connects the outermost of slot 12 under the resilient force of two elastic springs 17 described in being in corresponding
Side position, the outboard end of the hammerlock 14 stretch out the first sliding slot.
When needing to install electric drill component 1, first the grafting block 10 with the grafting chamber 20 is aligned, is then pushed up
The electric drill component 1 so that the grafting block 10 is inserted into the grafting chamber 20, and the grafting block 10 is inserted into the grafting chamber 20
It is middle first to cause the squint face 15 touches to support to slip with the squint mouth 21 to coordinate, so that two outer push arms 13 overcome two
The elastic force of a elastic spring 17 and inwardly break away it is described so that the hammerlock 14 is retracted into the described first sliding slot
Grafting block 10 continues up, when 1 top end face of electric drill component and 2 bottom face of cooperating head touch to when, the grafting block 10
Bottom face is touched with 20 top end wall of grafting chamber to the hammerlock 14 is aligned with the locked groove 29, and two hammerlocks 14 exist
The protruding first sliding slot under the resilient force of the elastic spring 17, and it extend into the corresponding locked groove 29
In, the base end wall of the bottom face of the hammerlock 14 and the locked groove 29, which is in, touches the state of supporting, the end face outside of the hammerlock 14
It is touched with the inner side end of the locking block 30 to the grafting block 10 is in locked state at this time, by controlling second electricity
The work of motivation 6 rotates, and the work of the second motor 6 rotation drive is led the screw piece 7 and rotated, and the rotation of screw piece 7 drive is led described
Guide plate 5 is driven to downslide, the drive 5 downward slide strips of guide plate move the movable block 3 and conductance block 4 is slided downwardly together, so that institute
It states connection-peg 11 to power on the current potential 31 mating connection, the electric drill component 1 is now in power-up state and is also at locking shape
State.
When needing to dismantle electric drill component 1, by the way that the work of the second motor 6 is controlled to rotate, described second
The work rotation drive of motor 6 is led the screw piece 7 and is rotated, and the rotation of screw piece 7 drive is led the drive guide plate 5 and slid up, and the drive is led
Plate 5, which slides up, drives the movable block 3 and conductance block 4 to slide up together, so that the connection-peg 11 is detached from and the electricity
The mating connection of position 31, the rotation of screw piece 7 pass through 27 passing power institute of first cone pulley 26 and second cone pulley
State pass bar 28 rotate, it is described biography bar 28 rotation drive leads two locking blocks 30 simultaneously inwardly break away, two locking blocks 30
It inwardly breaks away so as to overcome the elastic force of the elastic spring 17 simultaneously and pushes the corresponding hammerlock 14 sliding to described first
Sliding in slot, when the movable block 3 is located at the topmost position of the movable chamber 22, two locking blocks 30 are located at corresponding institute
When stating the most inner side position of locked groove 29, second motor 6 is controlled to be stopped, two hammerlocks 14 are retracted into pair
In the described first sliding slot answered, at this point, the grafting block 10 is unlocked, the electric drill component 1 is in the unlocked state to be also at
Off-position finally extracts the dismounting that electric drill component 1 can be realized in the grafting block 10, the electric drill from the grafting chamber 20
After component 1 is dismantled, control the work of the second motor 6 reversion that the present apparatus is caused to be restored to initial position, in order to
Electric drill component 1 is installed and used next time.
The beneficial effects of the invention are as follows：
1. by the way that the grafting block is inserted into the grafting chamber, the grafting block is inserted into the grafting chamber first so that described oblique
Incline face and the squint mouth is touched and is coordinated to sliding, so that two outer push arms overcome the elastic force of two elastic springs
And inwardly break away, so that the hammerlock is retracted into the described first sliding slot, the grafting block continues up, when the electric drill
Component top end face and the cooperating head bottom face touch to when, the grafting block bottom face is touched with the grafting chamber top end wall to institute
It states hammerlock to be aligned with the locked groove, two hammerlocks are protruding described under the resilient force of the elastic spring
One sliding slot, and extend into the corresponding locked groove, the bottom face of the hammerlock and the base end wall of the locked groove are in
The state of supporting is touched, the inner side end of the end face outside of the hammerlock and the locking block is touched to the grafting block, which is in, at this time locks
State, by the way that second electric motor operation is controlled to rotate, the second electric motor operation rotation, which is driven, leads the screw piece rotation, institute
It states screw piece rotation drive and leads the drive guide plate to downslide, the drive downward slide strips of guide plate move the movable block and conductance block downwardly together
It is sliding, so that the connection-peg is powered on current potential mating connection, only when electric drill component is locked and the second motor obtains
The connection-peg is connected after the power is turned on the current potential, and the switch electric drill component for starting the first motor just works, and works as current potential
During in off-position, even if user surprisingly touches the switch of the first motor, electric drill component will not start, twice program
It ensure that the safety that device uses, prevent the generation of contingency.
2. being slid up by the way that the second electric motor operation rotation drive is controlled to lead the drive guide plate, the drive guide plate slides up
The movable block and conductance block is driven to slide up together, so that the connection-peg is detached from the mating connection with the current potential,
The screw piece rotation is rotated by first cone pulley and the second cone pulley passing power bar that passes, and the biography bar turns
Dynamic drive leads two locking blocks and inwardly breaks away simultaneously, and two locking blocks inwardly break away so as to overcome the elastic spring simultaneously
Elastic force and push the corresponding hammerlock sliding into the described first sliding slot, when the movable block is located at the movable chamber
Topmost position, when two locking blocks are located at the most inner side position of the corresponding locked groove, two hammerlocks contract
It returns in the corresponding first sliding slot, at this point, the grafting block is unlocked, the electric drill component is in the unlocked state also to be located
In off-position, the dismounting that electric drill component can be realized in the grafting block is finally extracted from the grafting chamber, so as to increase
The removal efficiency of electric drill component, the dismounting and change after being damaged convenient for electric drill component.
3. the locking of electric drill component is secured in the present invention, and electric drill component power is stablized, and when installation carries out to electric drill component
Electric drill component is powered on again after locking, rear electric drill component is solved to what electric drill component was powered off during dismounting
Lock only when electric drill component is locked and the second motor obtains the connection-peg and the current potential and is connected after the power is turned on, starts the
The switch electric drill component of one motor just works, when current potential is in off-position, even if user surprisingly touches the first motor
Switch when, electric drill component will not start, and twice program ensure that the safety that device uses, and prevent the hair of contingency
It is raw.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention the present invention have various changes and modifications, these variation
It all fall within the protetion scope of the claimed invention with improvement.The claimed scope of the invention is by appended claims and its waits
Jljl is defined.
Claims (4)
1. a kind of safe drilling equipment, the electric drill component being connected including cooperating head and with the cooperating head, feature
It is：The electric drill component includes connecting seat and drill bit, and the interior bottom in the connecting seat inner wall is provided with the first motor,
The first electronic motor spindle outputting axial power mating connection is provided with the drill bit, and the drill bit passes through bearing and the connection
The transition of seat inner wall is connected, and the drill bit stretches downwards to outside the connecting seat, set on the cooperating head bottom face
There is grafting chamber, the locked groove for connecting with the grafting chamber and stretching upwards be correspondingly provided in the wall of the grafting chamber left and right ends,
Movable chamber is provided among the grafting chamber top end wall, is correspondingly provided in the wall of the movable chamber left and right ends and the movable chamber
The conductance slot and drive guide groove connected, the cooperating head are provided with holding tank above the drive guide groove, are set in the locked groove
Be equipped with can side-to-side movement locking block, be provided with the movable block that can be moved up and down in the movable chamber, set in the conductance slot
Have a conductance block that can be moved up and down and be fixedly connected with the movable block left end, be provided in the drive guide groove can move up and down and
The drive guide plate being fixedly connected with the movable block right end is provided in the drive guide groove and the drive guide plate spiral shell type line is connected
Screw piece, the screw piece bottom end be arranged on it is described drive guide groove base end wall in the second motor power connect, the screw piece
Top stretches upwards across the top end wall for driving guide groove and stretches into the holding tank, is provided with and institute in the drive guide groove
State the first cone pulley that screw piece top is fixedly connected, be provided with the biography bar that stretches of left and right in the holding tank, in the holding tank
The second cone pulley coincideing with first cone pulley is provided on the biography bar, the biography bar left and right ends are each passed through the receiving
It the left and right ends wall of slot and stretches into the corresponding locked groove and switchable with the outside end wall of the corresponding locked groove
Cooperation, the biography bar pass through the locking block, are provided on the biography bar in the locked groove and coordinate with the locking block
The spiral shell type line of connection, the spiral shell type line reverse setting for passing bar left and right ends, among the biography bar for smooth surface section and with it is described
The left and right ends wall switchable cooperation of holding tank is provided with current potential, the conductance block bottom face among the movable block bottom face
Centre is provided with conductance hole, and conductance head is provided on the conductance slot bottom end wall.
2. a kind of safe drilling equipment according to claim 1, it is characterised in that：Among the electric drill component top end face
The grafting block being connected with the grafting chamber is provided with, is provided among the grafting block top end face and coordinates company with the current potential
The connection-peg connect, left and right, which is correspondingly provided with, in the grafting block connects slot, is correspondingly provided in the grafting block left and right ends wall
With the first sliding slot for connecting slot and connecting, corresponding two link slots up and down are communicated between slot is connected described in two,
It is described connect be provided in slot can side-to-side movement outer push arm, be provided in the first sliding slot can side-to-side movement hammerlock,
The hammerlock inner side end is fixedly connected with the outer push arm end face outside, and connection two is respectively arranged in two link slots
The elastic spring of a outer push arm, the hammerlock end face outside top are provided with squint face.
3. a kind of safe drilling equipment according to claim 2, it is characterised in that：The grafting chamber bottom setting is useful
To be touched with the squint face to the squint mouth being connected, the both ends of the elastic spring inside with two outer push arms respectively
End face is fixedly connected.
4. a kind of safe drilling equipment according to claim 2, it is characterised in that：The current potential and conductance hole electricity
Power connects, and the conductance head is electrically connected with exchange, and the connection-peg is connect with first motor power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711322316.2A CN108213510A (en) | 2017-12-12 | 2017-12-12 | A kind of safe drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711322316.2A CN108213510A (en) | 2017-12-12 | 2017-12-12 | A kind of safe drilling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108213510A true CN108213510A (en) | 2018-06-29 |
Family
ID=62652013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711322316.2A Pending CN108213510A (en) | 2017-12-12 | 2017-12-12 | A kind of safe drilling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108213510A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202861462U (en) * | 2012-09-14 | 2013-04-10 | 江苏金飞达电动工具有限公司 | Double micro-opening protective device of bench drill |
| EP3170624A1 (en) * | 2015-11-17 | 2017-05-24 | HILTI Aktiengesellschaft | Control method for a hand-held machine tool |
| CN106944772A (en) * | 2017-03-21 | 2017-07-14 | 温岭市兴庆机械设备有限公司 | A kind of easily welder |
| CN107159924A (en) * | 2017-06-14 | 2017-09-15 | 张雪燕 | A kind of light fixture production drilling machine for being easily installed drill bit |
-
2017
- 2017-12-12 CN CN201711322316.2A patent/CN108213510A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202861462U (en) * | 2012-09-14 | 2013-04-10 | 江苏金飞达电动工具有限公司 | Double micro-opening protective device of bench drill |
| EP3170624A1 (en) * | 2015-11-17 | 2017-05-24 | HILTI Aktiengesellschaft | Control method for a hand-held machine tool |
| CN106944772A (en) * | 2017-03-21 | 2017-07-14 | 温岭市兴庆机械设备有限公司 | A kind of easily welder |
| CN107159924A (en) * | 2017-06-14 | 2017-09-15 | 张雪燕 | A kind of light fixture production drilling machine for being easily installed drill bit |
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Application publication date: 20180629 |
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