CN207888577U - A kind of electric driver of adjustable ailing force degree - Google Patents
A kind of electric driver of adjustable ailing force degree Download PDFInfo
- Publication number
- CN207888577U CN207888577U CN201721846858.5U CN201721846858U CN207888577U CN 207888577 U CN207888577 U CN 207888577U CN 201721846858 U CN201721846858 U CN 201721846858U CN 207888577 U CN207888577 U CN 207888577U
- Authority
- CN
- China
- Prior art keywords
- transport
- phase shift
- placing device
- zero
- shift block
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of electric drivers of adjustable ailing force degree, including field coil, rectifier diode, silicon-controlled, zero-crossing comparator, trigger module and phase shift block, mains electricity input end is connected with rectifier diode anode, the rectifier diode cathode is connected with silicon-controlled anode, the controllable silicium cathode is connected with field coil, the zero-crossing comparator is connected with rectifier diode cathode, the zero-crossing comparator is connected with trigger module, the trigger module is connected with phase shift block, and the phase shift block output end is extremely connected with SCR control.The utility model exports a level signal by zero-crossing comparator at the mains electricity input end voltage zero-cross moment, trigger module exports a pulse signal to phase shift block later, the pulse signal of input is carried out phase shift by phase shift block, control thyristor operating angle, to which control flows to the current effective value of field coil, realize the control of magnetic field size, the final control for realizing nailing dynamics.
Description
Technical field
The utility model is related to nail gun fields, more specifically to a kind of electric driver of adjustable ailing force degree.
Background technology
In Packaging Box manufactures enterprise, it is often necessary to various paper blocks are fixedly connected using to nail gun, it is traditional
Pneumatic nail gun since noise is big, gun body from it is great the problems such as, so those skilled in the art develop a kind of electric driver.
Existing electric driver generally comprises the coil for generating magnetic field, the block stamp body for impacting striker and driving coil generation magnetic
The driving circuit of field makes striker go out rifle with certain speed wherein the block stamp body accelerates impact striker in magnetic field
Body.
But existing electric driver is all merely able to project striker with a fixed dynamics, and can not be in response to actual conditions
And nailing dynamics is adjusted, the striker thrown into is deep mixed, if dynamics is excessive, is easily damaged paper block surface, if dynamics mistake
It is small, and paper block can not be fixedly connected.
Utility model content
The technical problems to be solved in the utility model is：A kind of electric driver of adjustable ailing force degree is provided.
The solution that the utility model solves its technical problem is：
A kind of electric driver of adjustable ailing force degree includes for generating the field coil in magnetic field, rectifier diode, controllable
Silicon, zero-crossing comparator, trigger module and phase shift block, mains electricity input end are connected with rectifier diode anode, the rectification two
Pole pipe cathode is connected with silicon-controlled anode, and the controllable silicium cathode is connected with field coil, the zero-crossing comparator input terminal with
Rectifier diode cathode is connected, and the zero-crossing comparator output end is connected with trigger module input terminal, the trigger module output
End is connected with phase shift block input terminal, and the phase shift block output end is extremely connected with SCR control.
As a further improvement of the above technical scheme, the zero-crossing comparator includes the first transport and placing device, first fortune
Device in-phase input end ground connection is put, the first transport and placing device inverting input is connected with rectifier diode cathode, first amplifier
Device output end is connected with trigger module input terminal.
As a further improvement of the above technical scheme, the trigger module includes 555 timers, first resistor and the
One capacitance, 555 timers trigger end are connected on 555 timers respectively by the first capacity earth, the first resistor both ends
Feeder ear and discharge end, the 555 timer discharge end is connected with threshold value input, 555 timers trigger end and the
One transport and placing device output end is connected, and 555 timer output end is connected with phase shift block input terminal.
As a further improvement of the above technical scheme, the phase shift block includes the second transport and placing device, second resistance, third
Resistance, adjustable resistance and the second capacitance, the second transport and placing device in-phase input end are exported by the second capacitance and 555 timers
End is connected, and the second transport and placing device in-phase input end is connected to the ground by adjustable resistance, the second resistance and 3rd resistor
It is connected between the second transport and placing device output end and 555 timer output ends, the second transport and placing device anti-phase input terminates at second
Between resistance and 3rd resistor, the second transport and placing device output end is extremely connected with SCR control.
The utility model has the beneficial effects that：The utility model is by zero-crossing comparator in mains electricity input end voltage zero-cross
One level signal of output is carved, trigger module exports a pulse signal to phase shift block later, and phase shift block believes the pulse of input
Number phase shift is carried out, controls thyristor operating angle, to which control flows to the current effective value of field coil, realize the control of magnetic field size
System, the final control for realizing nailing dynamics.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete
Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it
His design scheme and attached drawing.
Fig. 1 is the circuit theory frame diagram of the utility model；
Fig. 2 is the circuit diagram of specific embodiment of the present invention.
Specific implementation mode
The technique effect of the design of the utility model, concrete structure and generation is carried out below with reference to embodiment and attached drawing
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field
The other embodiment that art personnel are obtained without creative efforts belongs to the model of the utility model protection
It encloses.In addition, all connection relations being previously mentioned in text, not single finger element directly connects, and referring to can be according to specific implementation feelings
Condition more preferably connects circuit by adding or reducing connecting element to form.Each technical characteristic in the invention,
It can be with combination of interactions under the premise of not conflicting conflict.
Referring to Fig.1~Fig. 2, the utility model discloses a kind of electric drivers of adjustable ailing force degree, including are used to generate
The field coil in magnetic field further includes that rectifier diode, silicon-controlled, zero-crossing comparator, trigger module and phase shift block, alternating current are defeated
Enter end with rectifier diode anode to be connected, the rectifier diode cathode is connected with silicon-controlled anode, the controllable silicium cathode with
Field coil be connected, the zero-crossing comparator input terminal is connected with rectifier diode cathode, the zero-crossing comparator output end and
Trigger module input terminal is connected, and the trigger module output end is connected with phase shift block input terminal, the phase shift block output end
Extremely it is connected with SCR control.The utility model exports a level by zero-crossing comparator at the mains electricity input end voltage zero-cross moment
Signal, later trigger module export a pulse signal to phase shift block, the pulse signal of input is carried out phase shift, control by phase shift block
Thyristor operating angle processed realizes that the control of magnetic field size, final realize are beaten to which control flows to the current effective value of field coil
The control of nail dynamics.
It is further used as preferred embodiment, zero-crossing comparator described in specific embodiment of the present invention includes the
One transport and placing device, the first transport and placing device in-phase input end ground connection, the first transport and placing device inverting input are negative with rectifier diode
Extremely it is connected, the first transport and placing device output end is connected with trigger module input terminal.It, can be in city by the effect of zero-crossing comparator
At electrical input voltage over zero, a level signal is exported to trigger module.
It is further used as preferred embodiment, trigger module described in specific embodiment of the present invention includes 555
Timer, first resistor and the first capacitance, 555 timers trigger end pass through the first capacity earth, the first resistor
Both ends are connected on the feeder ear and discharge end of 555 timers respectively, and the 555 timer discharge end is connected with threshold value input, institute
It states 555 timers trigger ends with the first transport and placing device output end to be connected, 555 timer output end and phase shift block input terminal phase
Even.After trigger module described in the utility model receives level signal, a pulse signal, the pulse letter are exported to phase shift block
Number duration and electric main half period equivalent width.
It is further used as preferred embodiment, phase shift block described in specific embodiment of the present invention includes second
Transport and placing device, second resistance, 3rd resistor, adjustable resistance and the second capacitance, the second transport and placing device in-phase input end pass through
Two capacitances are connected with 555 timer output ends, and the second transport and placing device in-phase input end is connected to the ground by adjustable resistance, described
Second resistance and 3rd resistor are connected between the second transport and placing device output end and 555 timer output ends, second amplifier
Device anti-phase input terminates between second resistance and 3rd resistor, the second transport and placing device output end and SCR control pole phase
Even.Specifically, the utility model is by the effect of phase shift block, by the pulse signal phase shift zero degree of input to 180 degree, to control
The silicon-controlled angle of flow is made, field coil current effective value is controlled, control nailing force is realized eventually by control magnetic field size
Degree.
The better embodiment of the utility model is illustrated above, but the invention be not limited to it is described
Embodiment, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention
Type or replacement, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (4)
1. a kind of electric driver of adjustable ailing force degree, includes the field coil for generating magnetic field, it is characterised in that：Further include
Rectifier diode, silicon-controlled, zero-crossing comparator, trigger module and phase shift block, mains electricity input end and rectifier diode anode
It is connected, the rectifier diode cathode is connected with silicon-controlled anode, and the controllable silicium cathode is connected with field coil, the zero passage
Comparator input terminal is connected with rectifier diode cathode, and the zero-crossing comparator output end is connected with trigger module input terminal, institute
It states trigger module output end with phase shift block input terminal to be connected, the phase shift block output end is extremely connected with SCR control.
2. a kind of electric driver of adjustable ailing force degree according to claim 1, it is characterised in that：The zero-crossing comparator
Including the first transport and placing device, the first transport and placing device in-phase input end is grounded, the first transport and placing device inverting input and rectification two
Pole pipe cathode is connected, and the first transport and placing device output end is connected with trigger module input terminal.
3. a kind of electric driver of adjustable ailing force degree according to claim 2, it is characterised in that：The trigger module packet
Including 555 timers, first resistor and the first capacitance, 555 timers trigger end is by the first capacity earth, and described first
Resistance both ends are connected on 555 timer feeder ears and discharge end respectively, and the 555 timer discharge end is connected with threshold value input,
555 timers trigger end is connected with the first transport and placing device output end, 555 timer output end and phase shift block input terminal
It is connected.
4. a kind of electric driver of adjustable ailing force degree according to claim 3, it is characterised in that：The phase shift block packet
Include the second transport and placing device, second resistance, 3rd resistor, adjustable resistance and the second capacitance, the second transport and placing device in-phase input end
It is connected with 555 timer output ends by the second capacitance, the second transport and placing device in-phase input end passes through adjustable resistance and ground phase
Even, the second resistance and 3rd resistor be connected between the second transport and placing device output end and 555 timer output ends, and described the
Two transport and placing device anti-phase inputs terminate between second resistance and 3rd resistor, the second transport and placing device output end and SCR control
Extremely it is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721846858.5U CN207888577U (en) | 2017-12-25 | 2017-12-25 | A kind of electric driver of adjustable ailing force degree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721846858.5U CN207888577U (en) | 2017-12-25 | 2017-12-25 | A kind of electric driver of adjustable ailing force degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207888577U true CN207888577U (en) | 2018-09-21 |
Family
ID=63549716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721846858.5U Expired - Fee Related CN207888577U (en) | 2017-12-25 | 2017-12-25 | A kind of electric driver of adjustable ailing force degree |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207888577U (en) |
-
2017
- 2017-12-25 CN CN201721846858.5U patent/CN207888577U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180921 Termination date: 20211225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |