CN105345090B - A kind of double-position drilling hole tool with soft-start circuit - Google Patents
A kind of double-position drilling hole tool with soft-start circuit Download PDFInfo
- Publication number
- CN105345090B CN105345090B CN201510932015.6A CN201510932015A CN105345090B CN 105345090 B CN105345090 B CN 105345090B CN 201510932015 A CN201510932015 A CN 201510932015A CN 105345090 B CN105345090 B CN 105345090B
- Authority
- CN
- China
- Prior art keywords
- fet
- electrically connected
- contact
- double
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
A kind of double-position drilling hole tool with soft-start circuit, including rectification circuit, positive voltage input, negative voltage input, single-pole double-throw switch (SPDT), selecting unit, the first motor, the second motor, the first drill bit, the second drill bit and control unit；Described control unit is used to detect the polarity of voltage exported from the single-pole double-throw switch (SPDT), to send delayed control signal to selecting unit；The selecting unit is used to control second motor and first motor positive and inverse according to delayed control signal is corresponding, to drive first drill bit and second drill bit movement.Beneficial effects of the present invention are that the double-position drilling hole tool with soft-start circuit can realize that after switch is pressed drill bit can postpone certain time and can just react, workman is set to have certain reaction, it is not in the situation that machine is hurted sb.'s feelings, ensure the safety of workman, two drill bits are controlled by single switch simultaneously, process is simple, and operating efficiency is high.
Description
Technical field
The present invention relates to double-position drilling hole tool field, and in particular to a kind of double drillman with soft-start circuit
Dress.
Background technology
The mode of operation of existing double-position drilling hole tool is：1. product hole to be drilled is put into cell body by workman；2. press
Lower switch, drill bit moves downward to drill to product immediately；3. again by switch, drill bit is lifted immediately.Existed with upper type
Drill bit immediate response after switch is pressed, easily makes workman's reaction not anxious, causes the problem of machine is hurted sb.'s feelings.While existing double
Drilling tool controls drill bit respectively including two switches, and process is loaded down with trivial details, inefficiency.
The content of the invention
The drill bit immediate response after switch is pressed is there is to solve existing double-position drilling hole tool, easily makes workman anti-
Should be not anxious, it cause machine to be hurted sb.'s feelings, while also controlling drill bit respectively in the presence of two switches, process is loaded down with trivial details, the problem of inefficiency,
The present invention proposes a kind of double-position drilling hole tool with soft-start circuit.
A kind of double-position drilling hole tool with soft-start circuit that the present invention is provided, it is characterised in that including rectified current
Road, positive voltage input, negative voltage input, single-pole double-throw switch (SPDT), selecting unit, the first motor, the second motor, first are bored
Head, the second drill bit and control unit；The rectification circuit connects with the positive voltage input and the negative voltage input respectively
Connect；
The first end of the single-pole double-throw switch (SPDT) is connected with the positive voltage input, and the second end is inputted with the negative voltage
End connection, common port is connected with the selecting unit；
Described control unit is connected to connecting node between the common port of the single-pole double-throw switch (SPDT) and the selecting unit
On, described control unit is also connected with the positive voltage input, and the feedback end of described control unit connects with the selecting unit
Connect；Described control unit is used to detect the polarity of voltage exported from the single-pole double-throw switch (SPDT), is arrived to send delayed control signal
Selecting unit；
The selecting unit also respectively with second motor and first motor connection, second motor and described
First motor is all connected with first drill bit, and second motor and first motor are all connected with second drill bit；
The selecting unit is used to control second motor and first motor positive and inverse according to delayed control signal is corresponding, comes
Drive first drill bit and second drill bit movement.
Further, described control unit includes first control circuit, second control circuit, the 3rd control circuit and the 4th
Control circuit.
Further, the first control circuit includes the first FET, the first phase inverter and the first diode；It is described
The grid of first FET is electrically connected with one end of first phase inverter, and source electrode is electrically connected to the single-pole double-throw switch (SPDT)
Between common port and the selecting unit in connecting node；First diode is electrically connected to the source of first FET
Between pole and drain electrode, and the positive pole of first diode electrically connects with the drain electrode of first FET, negative pole with it is described
The source electrode electrical connection of first FET.
Further, the second control circuit includes the second FET and the second diode；Second field-effect
The grid of pipe is electrically connected with the other end of first phase inverter, and source electrode is electrically connected to source electrode and the institute of first FET
State in the connecting node between single-pole double-throw switch (SPDT)；Second diode be electrically connected to second FET source electrode and
Between drain electrode, and the positive pole of second diode is electrically connected with the drain electrode of second FET, negative pole and described second
The source electrode electrical connection of FET.
Further, the 3rd control circuit includes the 3rd FET, the second phase inverter and the 3rd diode；It is described
The grid of 3rd FET is electrically connected with one end of second phase inverter, source ground, drain electrode and first field-effect
The drain electrode electrical connection of pipe, the other end of second phase inverter is electrically connected to first phase inverter and second FET
Grid between connecting node on；3rd diode is electrically connected to source electrode and the drain electrode of the 3rd FET
Between, and the positive pole of the 3rd diode electrically connects with the source electrode of the 3rd FET, negative pole and the 3rd field-effect
The source electrode electrical connection of pipe.
Further, the 4th control circuit includes the 4th FET and the 4th diode；4th field-effect
The grid of pipe is electrically connected in the connecting node between the grid of first phase inverter and second FET, and source electrode connects
Ground, drain electrode is electrically connected with the drain electrode of second FET；4th diode is electrically connected to the 4th FET
Source electrode and drain electrode between, and the positive pole of the 8th diode electrically connects with the source electrode of the 4th FET, negative pole with
The source electrode electrical connection of 4th FET, the positive voltage input is electrically connected to first phase inverter and described second
In connecting node between the grid of FET.
Further, the selecting unit includes the first contact sets type switch, the second contact sets type switch and coil, described
First contact sets type switch includes the first contact, the second contact and the 3rd contact, and the second contact sets type switch includes the 4th
Contact, the 5th contact and the 6th contact, wherein, the contact of described first, the three, the 4th and the 6th is stationary contact, second He
5th contact is movable contact.
Further, second contact is electrically connected with the common port of the single-pole double-throw switch (SPDT), first contact with
The first motor electrical connection, the 3rd contact is electrically connected with second motor；5th contact is electrically connected to described
In connecting node between single-pole double-throw switch (SPDT) and the first contact sets type switch, the 4th contact and second motor
Electrical connection, the 6th contact is electrically connected with first motor；The coil includes the first connection end and the second connection end, institute
The first connection end for stating coil is electrically connected between the drain electrode of first FET and the drain electrode of the 3rd FET
Connecting node on, coil L1 the second connection end is electrically connected to the drain electrode and the 4th field-effect of second FET
On the node of the drain electrode of pipe.
Further, when the voltage flow direction of the coil is clockwise, second contact connects with first contact
Connect, the 5th contact and the 4th contact portion.
Further, first FET and second FET are P-channel field-effect transistor (PEFT) pipe, described 3rd
Effect pipe and the 4th FET are N-channel FET.
Beneficial effects of the present invention can be realized for the double-position drilling hole tool with soft-start circuit is pressing switch
Drill bit, which can postpone certain time, afterwards can just react, and workman is had certain reaction, be not in the situation that machine is hurted sb.'s feelings, it is ensured that workman
Safety, two drill bits are controlled by single switch simultaneously, process is simple, operating efficiency is high.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of double-position drilling hole tool one of the present invention.
Embodiment
Fig. 1 is the structural representation of the embodiment of double-position drilling hole tool 1 one of the present invention.In figure, 1 is double drillman
Dress, 2 be rectification circuit, and 10 be positive voltage input, and 12 be negative voltage input, and 14 be single-pole double-throw switch (SPDT), and 16 is single for selection
Member, 18 be the first motor, and 20 be the second motor, and 22 be the first drill bit, and 24 be the second drill bit, and 206 be control unit, and 212 be the
One control circuit, 214 be second control circuit, and 216 be the 3rd control circuit, and 218 be the 4th control circuit, and D1-D4 is first
To the 4th diode, M1-M4 is first to fourth FET, and N1-N2 is the first to the second phase inverter, and L1 is coil, S1-S2
Switched for the first to the second contact sets type.
Referring to Fig. 1, being the structural representation of the embodiment of double-position drilling hole tool 1 one of the present invention.In present embodiment
In, double-position drilling hole tool 1 include rectification circuit 2, positive voltage input 10, negative voltage input 12, single-pole double-throw switch (SPDT) 14,
Selecting unit 16, the second motor 20, the first motor 18, the first drill bit 22, the second drill bit 24 and control unit 206.Rectification circuit 2
External power supply is after over commutation, and rectification circuit 2 is connected with positive voltage input 10 and negative voltage input 12 respectively, and positive voltage is defeated
Enter end 10 and negative voltage input 12 connects the positive voltage output and negative voltage output of rectification circuit 2 respectively.
The first end of single-pole double-throw switch (SPDT) 14 is connected with positive voltage input 10, and the second end connects with negative voltage input 12
Connect, common port is connected with selecting unit 16.Control unit 206 is connected to the common port and selecting unit 16 of single-pole double-throw switch (SPDT) 14
Between in connecting node, control unit 206 is also connected with positive voltage input 10, and the feedback end of control unit 206 and selection are single
Member 16 is connected.Control unit 206 is used to detect the polarity of voltage exported from single-pole double-throw switch (SPDT) 14, to send delayed control signal
To selecting unit 16.Selecting unit 16 is also connected with the second motor 20 and the first motor 18 respectively, the second motor 20 and the first electricity
Machine 18 is all connected with the first drill bit 22, and the second motor 20 and the first motor 18 are all connected with the second drill bit 24.In the present embodiment,
The time delay of delayed control signal is between 1s-3s, the reaction time of workman is generally 0.3s or so.Selecting unit 16 is used for
According to delayed control signal the second motor 20 of corresponding control and the rotating of the first motor 18, to drive the first drill bit 22 and second
Drill bit 24 is moved.In the present embodiment, the motion state of the first drill bit 22 and the second drill bit 24 is a motion one upwards
Move downward.
In the present embodiment, control unit 206 includes first control circuit 212, the control of second control circuit the 214, the 3rd
Circuit 216 and the 4th processed controls circuit 218.Wherein, first control circuit 212 includes the first FET M1, the first phase inverter
N1 and the first diode D1.First FET M1 can be P-channel field-effect transistor (PEFT) pipe, the first FET M1 grid and first anti-
Phase device N1 one end electrical connection, source electrode is electrically connected to connecting node between the common port of single-pole double-throw switch (SPDT) 14 and selecting unit 16
On.First diode D1 is electrically connected between the first FET M1 source electrode and drain electrode, and the first diode D1 positive pole with
First FET M1 drain electrode electrical connection, negative pole is electrically connected with the first FET M1 source electrode.
Second control circuit 214 includes the second FET M2 and the second diode D2.Wherein, the second FET M2 can
For P-channel field-effect transistor (PEFT) pipe, the second FET M2 grid is electrically connected with the first phase inverter N1 other end, and source electrode is electrically connected to
In connecting node between first FET M1 source electrode and single-pole double-throw switch (SPDT) 14.Second diode D2 is electrically connected to second
Between FET M2 source electrode and drain electrode, and the second diode D2 positive pole is electrically connected with the second FET M2 drain electrode,
Negative pole is electrically connected with the second FET M2 source electrode.
3rd control circuit 216 includes the 3rd FET M3, the second phase inverter N2 and the 3rd diode D3.Wherein,
Three FET M3 can be N-channel FET, and the 3rd FET M3 grid is electrically connected with the second phase inverter N2 one end,
Source ground, drain electrode is electrically connected with the first FET M1 drain electrode, and it is anti-that the second phase inverter N2 other end is electrically connected to first
In connecting node between phase device N1 and the second FET M2 grid.3rd diode D7 is electrically connected to the 3rd FET
Between M3 source electrode and drain electrode, and the 3rd diode D3 positive pole is electrically connected with the 3rd FET M3 source electrode, negative pole and
Three FET M3 source electrode electrical connection.
4th control circuit 218 includes the 4th FET M4 and the 4th diode D4, wherein, the 4th FET M4 can
For N-channel FET, the 4th FET M4 grid is electrically connected to the first phase inverter N1 and the second FET M2 grid
In connecting node between pole, source ground, drain electrode is electrically connected with the second FET M2 drain electrode, and the 4th diode D4 is electrically connected
It is connected between the 4th FET M4 source electrode and drain electrode, and the 8th diode D8 positive pole and the 4th FET M4 source electrode
Electrical connection, negative pole is electrically connected with the 4th FET M4 source electrode.Positive voltage input 10 be electrically connected to the first phase inverter N1 with
In connecting node between second FET M2 grid.
It should be noted that FET M1-M4 is alternatively transistor, and FET M1-M4 is not fixed as P-channel
Or N-channel, it can be adjusted according to different conducting demands.
In the present embodiment, selecting unit 16 include the first contact sets type switch S1, the second contact sets type switch S2 and
Coil L1, the first contact sets type switch S1 includes the first contact S1a, the second contact S1b and the 3rd contact S1c, the second contact sets
Type switch S2 includes the 4th contact S2a, the 5th contact S2b and the 6th contact S2c, wherein, the first, the three, the 4th and the 6th touches
Point S1a, S1c, S2a, S2c be stationary contact, second and the 5th contact S1b, S2b be movable contact.In the present embodiment, second touch
Point S1b is electrically connected with the common port of single-pole double-throw switch (SPDT) 14, and the first contact S1a is electrically connected with the first motor 18, the 3rd contact S1c
Electrically connected with the second motor 20.5th contact S2b is electrically connected between the contact sets type of single-pole double-throw switch (SPDT) 14 and first switch S1
Connecting node on, the 4th contact S2a is electrically connected with the second motor 20, and the 6th contact S2c is electrically connected with the first motor 18.Coil
L1 includes the first connection end and the second connection end, and coil L1 the first connection end is electrically connected to the first FET M1 drain electrodes and the
In connecting node between three FET M3 drain electrodes, coil L1 the second connection end is electrically connected to the second FET M2 drain electrodes
On the node drained with the 4th FET M4.In the present embodiment, when then voltage from the first connection end flow into coil L1
When being flowed out from the second connection end, it is clockwise to define voltage and flowed in coil L1, naturally it is also possible to define voltage in coil L1
Middle flow direction is counterclockwise, when subsequently being flowed into coil L1 from the first connection end with voltage and then flowed out from the second connection end, then voltage
Flow direction is described in detail exemplified by being clockwise in coil L1.When coil L1 voltage flow direction is clockwise, the second contact
S1b is connected with the first contact S1a, and the 5th contact S2b is connected with the 4th contact S2a, and the first drill bit of control is pushed, on the second drill bit
Lift.Coil L1 voltage flow direction for it is counterclockwise when, the second contact S1b is connected with the 3rd contact S1c, the 5th contact S2b and the
Lift, the second drill bit are pushed on six contact S2c connections, the first drill bit of control.Two drill bits, process are controlled by single switch simultaneously
Simply, operating efficiency is high, a product filled, another drilling operating.
In one embodiment, when common port is connected to connect positive voltage source by user with first end, the first control
Circuit 212 processed receives the positive voltage of positive voltage input 10 and single-pole double-throw switch (SPDT) 14, then in first control circuit 212
The first FET M1 source electrode and drain electrode between will turn on, the positive voltage that single-pole double-throw switch (SPDT) 14 is exported will be from
Coil L1 the first incoming end flows into coil L1, is then flowed out from coil L1 the second incoming end.4th control circuit 218 is received
The positive voltage exported to positive voltage input 10 and the positive voltage flowed out from coil L1 the second incoming end, then the 4th
Control to turn between the 4th FET M4 of circuit 218 source electrode and drain electrode, flowed out from coil L1 the second incoming end
Positive voltage will flow into the earth, then coil L1 just forms the voltage of a clockwise flow；First contact sets type is opened
The the second contact S1b for closing S1 is electrically connected with the first contact S1a, and passage will connect between the motor 18 of single-pole double-throw switch (SPDT) 14 and first
It is logical, start drilling to control the first drill bit 22 to push；Second electric shock group type switchs S2 the 5th electric shock S2b and the 4th electric shock S2a
Electrical connection, passage will be connected between single-pole double-throw switch (SPDT) 14 and the second motor 18, start to bore to control the second drill bit 24 to lift
Hole.From user's control single-pole double-throw switch (SPDT) 14, the time delay for starting drilling to drill bit 22 is between 1s-3s, mainly circuit
The type of component is determined.
Beneficial effects of the present invention are that the double-position drilling hole tool 1 with soft-start circuit can realize the brill after switch is pressed
Head, which can postpone certain time, can just react, and workman is had certain reaction, be not in the situation that machine is hurted sb.'s feelings, it is ensured that the peace of workman
Entirely, two drill bits are controlled by single switch simultaneously, process is simple, and operating efficiency is high.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc. all should be included
Within protection scope of the present invention.
Claims (10)
1. a kind of double-position drilling hole tool with soft-start circuit, it is characterised in that inputted including rectification circuit, positive voltage
End, negative voltage input, single-pole double-throw switch (SPDT), selecting unit, the first motor, the second motor, the first drill bit, the second drill bit and control
Unit processed；The rectification circuit is connected with the positive voltage input and the negative voltage input respectively；
The first end of the single-pole double-throw switch (SPDT) is connected with the positive voltage input, and the second end connects with the negative voltage input
Connect, common port is connected with the selecting unit；
Described control unit is connected between the common port of the single-pole double-throw switch (SPDT) and the selecting unit in connecting node, institute
State control unit to be also connected with the positive voltage input, the feedback end of described control unit is connected with the selecting unit；Institute
State control unit be used for detect from the single-pole double-throw switch (SPDT) export polarity of voltage, come send delayed control signal to select singly
Member；
The selecting unit also respectively with second motor and first motor connection, second motor and described first
Motor is all connected with first drill bit, and second motor and first motor are all connected with second drill bit；It is described
Selecting unit is used to control second motor and first motor positive and inverse according to delayed control signal is corresponding, to drive
First drill bit and second drill bit movement.
2. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 1, it is characterised in that described control unit
Including first control circuit, second control circuit, the 3rd control circuit and the 4th control circuit.
3. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 2, it is characterised in that first control
Circuit includes the first FET, the first phase inverter and the first diode；The grid of first FET and described first
One end electrical connection of phase inverter, source electrode is electrically connected between the common port of the single-pole double-throw switch (SPDT) and the selecting unit and connected
On node；First diode is electrically connected between the source electrode of first FET and drain electrode, and the one or two pole
The positive pole of pipe is electrically connected with the drain electrode of first FET, and negative pole is electrically connected with the source electrode of first FET.
4. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 3, it is characterised in that second control
Circuit includes the second FET and the second diode；The grid of second FET is another with first phase inverter
End electrical connection, source electrode is electrically connected to the connecting node between the source electrode of first FET and the single-pole double-throw switch (SPDT)
On；Second diode is electrically connected between the source electrode of second FET and drain electrode, and second diode
Positive pole is electrically connected with the drain electrode of second FET, and negative pole is electrically connected with the source electrode of second FET.
5. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 4, it is characterised in that the 3rd control
Circuit includes the 3rd FET, the second phase inverter and the 3rd diode；The grid and described second of 3rd FET
One end electrical connection of phase inverter, source ground, drain electrode is electrically connected with the drain electrode of first FET, second phase inverter
The other end be electrically connected in the connecting node between the grid of first phase inverter and second FET；Described
Three diodes are electrically connected between the source electrode of the 3rd FET and drain electrode, and the positive pole of the 3rd diode with it is described
The source electrode electrical connection of 3rd FET, negative pole is electrically connected with the source electrode of the 3rd FET.
6. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 5, it is characterised in that the 4th control
Circuit includes the 4th FET and the 4th diode；The grid of 4th FET is electrically connected to first phase inverter
In connecting node between the grid of second FET, source ground, the leakage drained with second FET
Pole is electrically connected；4th diode is electrically connected between the source electrode of the 4th FET and drain electrode, and the described 4th 2
The positive pole of pole pipe is electrically connected with the source electrode of the 4th FET, and negative pole is electrically connected with the source electrode of the 4th FET,
The positive voltage input is electrically connected to the connecting node between the grid of first phase inverter and second FET
On.
7. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 6, it is characterised in that the selecting unit
Including the first contact sets type switch, the second contact sets type switch and coil, the first contact sets type switch include the first contact,
Second contact and the 3rd contact, the second contact sets type switch include the 4th contact, the 5th contact and the 6th contact, wherein,
The contact of described first, the three, the 4th and the 6th be stationary contact, described second and the 5th contact be movable contact.
8. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 7, it is characterised in that second contact
Electrically connected with the common port of the single-pole double-throw switch (SPDT), first contact is electrically connected with first motor, the described 3rd touches
Point is electrically connected with second motor；5th contact is electrically connected to the single-pole double-throw switch (SPDT) and the first contact sets type
In connecting node between switch, the 4th contact is electrically connected with second motor, the 6th contact and described first
Motor is electrically connected；The coil includes the first connection end and the second connection end, and the first connection end of the coil is electrically connected to institute
State in the connecting node between the drain electrode of the first FET and the drain electrode of the 3rd FET, coil L1 the second connection
End is electrically connected on the node of drain electrode with the drain electrode of the 4th FET of second FET.
9. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 8, it is characterised in that when the coil
When voltage flow direction is clockwise, second contact and first contact portion, the 5th contact and the 4th contact
Connection.
10. there is the double-position drilling hole tool of soft-start circuit as claimed in claim 6, it is characterised in that described first
Effect pipe and second FET are P-channel field-effect transistor (PEFT) pipe, and the 3rd FET and the 4th FET are N
Channel field-effect pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510932015.6A CN105345090B (en) | 2015-12-15 | 2015-12-15 | A kind of double-position drilling hole tool with soft-start circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510932015.6A CN105345090B (en) | 2015-12-15 | 2015-12-15 | A kind of double-position drilling hole tool with soft-start circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105345090A CN105345090A (en) | 2016-02-24 |
| CN105345090B true CN105345090B (en) | 2017-11-03 |
Family
ID=55321231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510932015.6A Active CN105345090B (en) | 2015-12-15 | 2015-12-15 | A kind of double-position drilling hole tool with soft-start circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105345090B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001018105A (en) * | 1999-07-08 | 2001-01-23 | Daido Machinery Ltd | Method and device for operating drilling device |
| JP3968054B2 (en) * | 2003-06-02 | 2007-08-29 | 日立ビアメカニクス株式会社 | Printed circuit board processing machine |
| CN201143569Y (en) * | 2007-03-23 | 2008-11-05 | 中山市大谷电子科技有限公司 | Digital control small-sized table drill |
| KR101431832B1 (en) * | 2007-11-20 | 2014-08-27 | 두산인프라코어 주식회사 | Apparatus and method for controling output of spindle motor according to specification of spindle motor for machine tool |
| CN102761245B (en) * | 2011-04-26 | 2016-06-29 | 国网新疆电力公司电力科学研究院 | Buck conversion circuit |
| CN203509124U (en) * | 2013-09-10 | 2014-04-02 | 安徽奇峰机械装备有限公司 | Drilling equipment capable of automatically controlling depth of drill hole |
| CN204155114U (en) * | 2014-10-22 | 2015-02-11 | 江苏润仪仪表有限公司 | Small-sized deep hole drilling machine digital control system |
| CN104439409A (en) * | 2014-11-27 | 2015-03-25 | 常州市兰迪电器有限公司 | Drilling device |
-
2015
- 2015-12-15 CN CN201510932015.6A patent/CN105345090B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105345090A (en) | 2016-02-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2691166Y (en) | Power switch | |
| CN107147199A (en) | Radio energy receiving terminal and wireless charging system | |
| EP2658106A1 (en) | Bridgeless power factor correction circuit and method for control thereof | |
| CN102931835A (en) | Switching circuit and DC-to-DC converter | |
| US7304457B1 (en) | Bridgeless power factor corrector circuit and control method thereof | |
| CN103904965A (en) | Motor circuit controlling opening and closing of door or window or curtain | |
| CN211630111U (en) | Food processing machine with multiple semiconductor switches and motor | |
| CN105345090B (en) | A kind of double-position drilling hole tool with soft-start circuit | |
| CN103997194B (en) | A kind of driving method of BUCK circuits breaker in middle pipe | |
| CN204215966U (en) | Relay drive circuit and relay | |
| CN105397152B (en) | A kind of drilling tool with soft-start circuit | |
| CN212183398U (en) | GaN power tube driving circuit and electronic device | |
| CN205342008U (en) | Drilling of duplex position tool with delay starting circuit | |
| CN102810991A (en) | Rectifier for synchronous rectifier driving circuit | |
| CN203933487U (en) | A kind of commutation control module | |
| CN102412770B (en) | Electric machine, electrical equipment and circuit | |
| CN205254179U (en) | Drilling tool with delay starting circuit | |
| CN104253594B (en) | The operating method of charging module, drive circuit and drive circuit | |
| CN209046612U (en) | A kind of isolation soft starting circuit | |
| CN203933461U (en) | A kind of reversing arrangement | |
| CN204392125U (en) | For the circuit of the larger direct current machine switch operation of power | |
| CN207460039U (en) | The driving device and electrical equipment of direct current generator in electrical equipment | |
| CN203217282U (en) | Mechano-electronic integrated switch | |
| CN109546622B (en) | Switching circuit of linear driver | |
| CN105680673A (en) | Control method achieved based on microcontroller for three-phase AC solid-state switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |