CN104518484B - Drilling machine electronic protection, hand-held drilling machine and bench type drilling machine - Google Patents
Drilling machine electronic protection, hand-held drilling machine and bench type drilling machine Download PDFInfo
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- CN104518484B CN104518484B CN201310465121.9A CN201310465121A CN104518484B CN 104518484 B CN104518484 B CN 104518484B CN 201310465121 A CN201310465121 A CN 201310465121A CN 104518484 B CN104518484 B CN 104518484B
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- drilling machine
- electronic protection
- control system
- storage tank
- casing
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Abstract
The invention discloses a kind of drilling machine electronic protection, including：The control system communicated to connect with the motor of drilling machine；The electric switch connected with the total power switch of drilling machine, the electric switch and the total power switch communicate to connect with the control system.After drilling machine overload power-off in the present invention, as long as control system detects the output current value of motor within setting value, electronic protection is with regard to that can make drilling machine automatic normal work immediately.In addition, staff need not restart total power switch after each overload, when overload number reaches C times, total power switch is just restarted.The electronic protection significantly improves the performance and operating efficiency of drilling machine.Present invention also offers a kind of hand-held drilling machine and a kind of bench type drilling machine.
Description
Technical field
The present invention relates to drilling machine technical field, more specifically to a kind of drilling machine electronic protection, holds
Formula drilling machine and bench type drilling machine.
Background technology
When being drilled using drilling machine, the easy unexpected moment overload or stuck in wall or floor of drilling machine, to prevent
Drilling machine overload or it is stuck when cause motor overload damage and prevent drilling machine overload or it is stuck when due to moment big torsion
Square and the unexpected injury for causing operator, when current protection switch is set generally in drilling machine to reach overload or stuck drill bit
Complete machine instant cut-off, to protect the purpose of operator and drilling machine motor.
But be repeated several times overload or it is stuck when, overcurrent protective switch can due to overheat and can not normal use, operation
Person needs ability normal use after grade overcurrent protective switch cooling, and this just brings great inconvenience to the use of drilling machine, drop
Low operating efficiency.In addition, when drilling machine overloads or be stuck, overcurrent protection circuit can all cut off total current, and operator must
Total power switch must be restarted every time can just be continuing with drilling machine, and this equally brings inconvenience to the use of drilling machine,
Reduce operating efficiency.
Therefore, a kind of drilling machine electronic protection how is designed, when drilling machine is repeated several times and overloads or be stuck, only
Unload or restart, electronic protection with regard to drilling machine normal work immediately can be made, so as to improve the performance of drilling machine and
Operating efficiency, it is those skilled in the art's critical problem urgently to be resolved hurrily.
The content of the invention
It is an object of the invention to provide a kind of drilling machine electronic protection, and overload or stuck is repeated several times in drilling machine
When, as long as unloading or restarting, the electronic protection is with regard to that can make drilling machine normal work immediately, so as to improve making for drilling machine
With performance and operating efficiency.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of drilling machine electronic protection, including：
The control system communicated to connect with the motor of drilling machine；
The electric switch connected with the total power switch of drilling machine, the electric switch and the total power switch are and institute
Control system communication connection is stated,
The control system is when the first C times output current for detecting the motor exceeds setting value, the control
System controls the electric switch to disconnect, and the control system detects the output current of the motor within setting value
When, the control system controls the electric switch closure；
The control system is when the C+1 times output current for detecting the motor exceeds setting value, the control
System processed controls the electric switch to disconnect, described after the control system detects the Restart Signal of the total power switch
Control system controls the electric switch closure；
The C is positive integer.
Preferably, in addition to count the output current value of the motor and exceed the counter of setting value number, counting
When numerical value is equal to C+1, counter automatic clear, counting again, count value is transferred to control system by the counter in real time,
The control system judges to the count value.
Preferably, the C is 3.
Present invention also offers a kind of hand-held drilling machine, including：
Casing；
Motor in the casing；
By the drill bit of motor driving rotation；
The handle being connected with the casing；
Total power switch in the handle,
Also include the electronic protection being connected on the casing, the electronic protection is above-mentioned any one institute
The electronic protection stated.
Preferably, the storage tank for installing the electronic protection is provided with the casing, the handle fastens
State storage tank in residence.
Preferably, the electronic protection is installed in the storage tank by the first screw, and the handle passes through
Two mode connects for screw are on the storage tank.
Preferably, the first heat emission hole for cooling down the electronic protection is offered in the storage tank.
Present invention also offers a kind of bench type drilling machine, including：
Casing；
Motor in the casing；
The back cover being connected on the casing；
Total power switch in the back cover；
By the drill bit of motor driving rotation；
For adjusting the adjusting bracket of bit location,
Also include the electronic protection being connected on the casing, the electronic protection is above-mentioned any one institute
The electronic protection stated.
Preferably, the storage tank for installing the electronic protection is provided with the casing, the back cover fastens
State storage tank in residence.
Preferably, the electronic protection is installed in the storage tank by the first screw, and the back cover passes through
Two mode connects for screw are on the storage tank.
Preferably, offered respectively in the storage tank and on the back cover for cooling down the electronic protection
First heat emission hole and the second heat emission hole.
It can be seen from the above technical proposal that the drilling machine in the embodiment is after first C times overload power-off, as long as controlling
System detects the output current of motor within setting value, and electronic protection is with regard to that can make drilling machine automatic normal work immediately
Make.In addition, staff need not restart total power switch after each overload, when overload number reaches C times, just open again
Dynamic total power switch.The electronic protection significantly improves the performance and operating efficiency of drilling machine.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is the operation principle flow chart of a specific embodiment electronic protection of the invention；
Fig. 2 is the scheme of installation of hand-held drilling machine and electronic protection；
Fig. 3 is the scheme of installation that stand is drilling machine and electronic protection.
Wherein, 1 it is casing, 11 be storage tank, 12 be the first heat emission hole, 2 be electronic protection, 3 is handle, 4 to connect
Line terminals, 5 be total power switch, 12 be the first heat emission hole, 6 be back cover, 61 be the second heat emission hole.
Embodiment
The invention discloses a kind of drilling machine electronic protection, drilling machine be repeated several times overload or it is stuck when, only
Unload or restart, the electronic protection is with regard to that can make drilling machine normal work immediately, so as to improve the usability of drilling machine
Energy and operating efficiency.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Base
In embodiments of the invention, those of ordinary skill in the art obtained on the premise of creative work is not made it is all its
Its embodiment, belongs to the scope of protection of the invention.
Fig. 1-Fig. 3 is refer to, Fig. 1 is the operation principle flow chart of a specific embodiment electronic protection of the invention；
Fig. 2 is the scheme of installation of hand-held drilling machine and electronic protection；Fig. 3 is that stand is drilling machine and electronic protection
Scheme of installation.
In a specific embodiment of the invention, drilling machine includes control system and electric switch with electronic protection.
Wherein, the motor of control system and drilling machine communicates to connect, the total power switch of electric switch and drilling machine
Connect in circuit, and the electric switch and total power switch communicate to connect with control system.Control system is in preceding C（C is just whole
Number）When the secondary output current for detecting motor exceeds setting value, i.e., when drilling machine overloads or is stuck, control system control electricity
Air cock disconnects, and because electric switch and total power switch are connected, so after electric switch disconnects, general supply stops to driving electricity
Machine is powered, so as to reach the purpose of protection drilling machine damage.After drilling machine unloading, i.e., gently after lift fuselage, control system detection
To motor output current within setting value when, control system can control electric switch to close, and make general supply to motor
Power supply.As long as control system detects that the output current value of motor will control electric switch to close within setting value,
Without waiting for.It is obvious that the electronic protection improves the operating efficiency of drilling machine.
In addition, if drilling machine repeatedly overloads, in order to remind staff's drilling machine repeatedly to overload, it is necessary to change bigger work(
The drilling machine of rate avoids hard metope or floor, and so as to protect drilling machine, the control system of electronic protection 2 is in C+
When 1 time the output current for detecting motor exceeds setting value, control system control electric switch disconnects, now, even if unloading
Carry, electric switch will not also close automatically, the necessary reset switch of staff, the weight of total power switch be detected in control system
After opening signal, control system just controls electric switch to close, so that general supply continues to power to motor.
Drilling machine in the embodiment is after first C times overload power-off, as long as control system detects the output of motor
Electric current is located within setting value, and electronic protection 2 is with regard to that can make drilling machine automatic normal work immediately.In addition, staff is not
Total power switch must all be restarted after each overload, when overload number reaches C times, just restart total power switch.The electricity
Sub- protection device 2 significantly improves the performance and operating efficiency of drilling machine.
In a specific embodiment of the invention, in addition to counter, rolling counters forward motor output current value, which exceeds, to be set
The number of definite value, when count value reaches C+1 times, counter O reset, restart to count, counter passes count value in real time
Control system is defeated by, control system makes above-mentioned control to electric switch after judging counts.
Preferably, C 3.Overloaded three times preceding, after unloading, drilling machine may proceed to work, after the 4th overload, need
Restart total power switch, drilling machine just may proceed to work.It is proven, overloads typically drilling machine will not be caused to damage three times
It is bad, if the 4th time still overloads it is necessary to consider to change high-power drilling machine, so as to avoid causing to drill due to frequently overloading
The damage of machine.
Above-mentioned electronic protection 2 is except with overload protection function, the function also with soft start and permanent work(.It is soft to open
Unexpected injury dynamic to make motor steadily start shooting, that high instantaneous torque is brought to user when overcoming the drilling machine to start shooting, so as to protect operation
Person.Permanent work(function can improve the power, drilling efficiency and anti-overload ability of drilling machine.
Present invention also offers a kind of hand-held drilling machine, including casing 1, motor, drill bit, handle 3, general supply to open
Pass and electronic protection 2.
Wherein, motor is located in casing 2, and total power switch is located in handle 3, and drill bit is under the driving of motor
Rotary drilling.Electronic protection 2 is connected on casing 1, and the electronic protection 2 fills for any one above-mentioned Electronic Protection
Put, above-mentioned electronic protection 2 has the effect above, and the drilling machine with above-mentioned electronic protection is equally with above-mentioned effect
Fruit, therefore repeat no more herein.
In a specific embodiment of the invention, storage tank 11 is provided with casing 1, electronic protection 2 is installed on the appearance
Put in groove 11, handle 3 fastens storage tank 11.So electronic protection 2 is protected in storage tank 11.
Preferably, electronic protection 2 is installed in storage tank 11 by the first screw, storage tank 11 and Electronic Protection dress
Put the screwed hole being provided with 2 for the first mode connects for screw.Handle 3 is on storage tank 11 by the second mode connects for screw.Hold
Put the screwed hole being provided with groove 11 and handle 3 for the second mode connects for screw.
In an of the invention specific embodiment, offer in storage tank 11 and first dissipated for cool down electronic protection 2
Hot hole 12.So as to prevent electronic protection 2 from crossing cause thermal damage, the service life of electronic protection 2 is improved.
Present invention also offers a kind of bench type drilling machine, including：Casing 1, motor, back cover 6, total power switch,
Drill bit, adjusting bracket and electronic protection 2.The electronic protection 2 is connected on casing 1, and the electronic protection 2 is
Any one above-mentioned electronic protection, above-mentioned electronic protection 2 have the effect above, have above-mentioned electronic protection
Drilling machine equally has the effect above, therefore repeats no more herein.
In a specific embodiment of the invention, storage tank 11 is provided with casing 1, electronic protection 2 is installed on the appearance
Put in groove 11, back cover 6 fastens storage tank 11, and electronic protection 2 is protected in storage tank 11.
Preferably, electronic protection 2 is installed in storage tank 11 by the first screw, storage tank 11 and Electronic Protection dress
Put the screwed hole being provided with 2 for the first mode connects for screw.Back cover 6 is on storage tank 11 by the second mode connects for screw.Hold
Put the screwed hole being provided with groove 11 and back cover 6 for the second mode connects for screw.
Offered respectively in storage tank 11 and on back cover 6 for cooling down the electronics in a specific embodiment of the invention
The first heat emission hole 12 and the second heat emission hole 61 of protection device 2.So as to prevent electronic protection 2 from crossing cause thermal damage, electronics is improved
The service life of protection device.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (11)
- A kind of 1. drilling machine electronic protection, it is characterised in that including：The control system communicated to connect with the motor of drilling machine；The electric switch connected with the total power switch of drilling machine, the electric switch and the total power switch with the control System communication connection processed,The control system is when the first C times output current for detecting the motor exceeds setting value, the control system The electric switch is controlled to disconnect, when the control system detects that the output current of the motor is within setting value, The control system controls the electric switch closure；The control system is when the C+1 times output current for detecting the motor exceeds setting value, the control system System controls the electric switch to disconnect, after the control system detects the Restart Signal of the total power switch, the control System controls the electric switch closure；The C is positive integer.
- 2. drilling machine electronic protection according to claim 1, it is characterised in that also include counting the driving electricity The output current value of machine exceeds the counter of setting value number, when count value is equal to C+1, counter automatic clear, counts again Count value is transferred to control system by number, the counter in real time, and the control system judges to the count value.
- 3. drilling machine electronic protection according to claim 1, it is characterised in that the C is 3.
- 4. a kind of hand-held drilling machine, including：Casing (1)；Motor in the casing (1)；By the drill bit of motor driving rotation；The handle (3) being connected with the casing (1)；Total power switch in the handle (3),Also include the electronic protection (2) being connected on the casing (1), it is characterised in that the electronic protection (2) For the electronic protection as described in claim 1-3 any one.
- 5. the hand-held drilling machine described in claim 4, it is characterised in that be provided with the casing (1) described for installing The storage tank (11) of electronic protection (2), the handle (3) fasten residence and state storage tank (11).
- 6. hand-held drilling machine according to claim 5, it is characterised in that the electronic protection (2) passes through first Screw is installed in the storage tank (11), and the handle (3) is by the second mode connects for screw on the storage tank (11).
- 7. hand-held drilling machine according to claim 5, it is characterised in that offered in the storage tank (11) for cold The first heat emission hole (12) of the electronic protection (2).
- 8. a kind of bench type drilling machine, including：Casing (1)；Motor in the casing (1)；The back cover (6) being connected on the casing (1)；Total power switch in the back cover (6)；By the drill bit of motor driving rotation；For adjusting the adjusting bracket of bit location,Also include the electronic protection (2) being connected on the casing (1), it is characterised in that the electronic protection (2) For the drilling machine electronic protection as described in claim 1-3 any one.
- 9. bench type drilling machine according to claim 8, it is characterised in that be provided with the casing (1) for installing The storage tank (11) of the electronic protection (2), the back cover (6) fasten residence and state storage tank (11).
- 10. bench type drilling machine according to claim 9, it is characterised in that the electronic protection (2) passes through first Screw is installed in the storage tank (11), and the back cover (6) is by the second mode connects for screw on the storage tank (11).
- 11. bench type drilling machine according to claim 9, it is characterised in that offer and be used in the storage tank (11) The first heat emission hole (12) of the electronic protection (2) is cooled down, offers on the back cover (6) and is protected for cooling down the electronics The second heat emission hole (61) of protection unit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310465121.9A CN104518484B (en) | 2013-09-30 | 2013-09-30 | Drilling machine electronic protection, hand-held drilling machine and bench type drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310465121.9A CN104518484B (en) | 2013-09-30 | 2013-09-30 | Drilling machine electronic protection, hand-held drilling machine and bench type drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104518484A CN104518484A (en) | 2015-04-15 |
| CN104518484B true CN104518484B (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310465121.9A Active CN104518484B (en) | 2013-09-30 | 2013-09-30 | Drilling machine electronic protection, hand-held drilling machine and bench type drilling machine |
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| CN (1) | CN104518484B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018002148A1 (en) * | 2018-03-16 | 2019-09-19 | C. & E. Fein Gmbh | Drilling device and method for operating a drilling device |
| CN112157819B (en) * | 2020-09-17 | 2022-09-23 | 泉州华大超硬工具科技有限公司 | Circular saw blade driving method and system of double circular saw machine and double circular saw machine |
| CN114963789B (en) * | 2022-06-01 | 2024-01-12 | 连城凯克斯科技有限公司 | Automatic control mechanism for vacuum isolation in synthetic furnace |
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| JP2002051586A (en) * | 2000-07-31 | 2002-02-15 | Mitsubishi Materials Corp | Boring device and boring method |
| CN1862909A (en) * | 2005-04-04 | 2006-11-15 | 日立工机株式会社 | Cordless power tool with overcurrent protection circuit |
| CN102570405A (en) * | 2010-12-27 | 2012-07-11 | 株式会社牧田 | Apparatus for electric power tool and recording medium |
| CN102570398A (en) * | 2010-12-27 | 2012-07-11 | 东莞市妙达电动工具制造有限公司 | Current-limiting delay protection circuit of lithium battery charge drill |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5182562B2 (en) * | 2008-02-29 | 2013-04-17 | 日立工機株式会社 | Electric tool |
-
2013
- 2013-09-30 CN CN201310465121.9A patent/CN104518484B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002051586A (en) * | 2000-07-31 | 2002-02-15 | Mitsubishi Materials Corp | Boring device and boring method |
| CN1862909A (en) * | 2005-04-04 | 2006-11-15 | 日立工机株式会社 | Cordless power tool with overcurrent protection circuit |
| CN102570405A (en) * | 2010-12-27 | 2012-07-11 | 株式会社牧田 | Apparatus for electric power tool and recording medium |
| CN102570398A (en) * | 2010-12-27 | 2012-07-11 | 东莞市妙达电动工具制造有限公司 | Current-limiting delay protection circuit of lithium battery charge drill |
Non-Patent Citations (1)
| Title |
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| 煤电钻综合保护装置的过载保护设计;刘昆磊等;《煤矿机电》;20120229(第1期);第40-43页 * |
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| Publication number | Publication date |
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| CN104518484A (en) | 2015-04-15 |
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Effective date of registration: 20190312 Address after: 321200 No. 18 Huanglong Third Road, Huanglong Industrial Zone, Hushan Street, Wuyi County, Jinhua City, Zhejiang Province Patentee after: Jinhua poly Electric Appliance Co., Ltd. Address before: 321200 No. 18 Huanglong Third Road, Huanglong Industrial Zone, Hushan Street, Wuyi County, Jinhua City, Zhejiang Province Patentee before: Zhejiang SKT Electric Machine Co., Ltd. |
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| TR01 | Transfer of patent right |