CN204772749U - Paper cutter - Google Patents
Paper cutter Download PDFInfo
- Publication number
- CN204772749U CN204772749U CN201520484260.0U CN201520484260U CN204772749U CN 204772749 U CN204772749 U CN 204772749U CN 201520484260 U CN201520484260 U CN 201520484260U CN 204772749 U CN204772749 U CN 204772749U
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- Prior art keywords
- triode
- coupled
- cutter
- relay
- paper cutter
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Abstract
The utility model discloses a paper cutter, solved and the maloperation to have appeared and press control button, and then probably cause dangerous problem to still being in the operating personnel who places the in -process, its technical scheme main points are including frame and cutters, the both sides that lie in cutters in the frame are equipped with first check baffle and second check baffle respectively, be equipped with the grating transmitter on the first check baffle, be equipped with the grating receiver that is used for receiving the infrared signal that the grating transmitter sent on the second check baffle, the grating receiver is coupled and is used for controlling the control circuit that cutters opened and close, the utility model discloses a when paper cutter, operating personnel were in and place the state, the infrared signal that can separation grating transmitter receives, and then control cutters can not start through control button avoid appearing operating personnel and still be in the state of placing often because maloperation start -up cutters, improve equipment's safety in utilization.
Description
Technical field
The utility model relates to a kind of device excising waste material, and more particularly, it relates to a kind of paper cutter.
Background technology
Paper cutter is traditional product, is used to the paper cutting demand processing the printing later stage.
At present, the paper cutter on market generally comprises operating desk, gantry stand, cutting knife, cylinder and start button, and wherein, this gantry stand is arranged on operating desk, and the left side of this gantry stand is respectively equipped with left riser, and this cylinder is located on this left front riser; This cutting knife to be arranged on gantry stand and to be connected with this cylinder is pneumatic, can control cutting knife cut once pile by a start button of outside.
In whole use procedure, cutting position is put into successively by needing the product of cutting, cutting knife is being controlled to pile cutting by button press, if there is maloperation and cause button by error starting, and operating personnel are still in the state of placing pile, button error starting control cutting knife cuts and operating personnel may be caused injured, so current used paper cutter has certain room for improvement.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of paper cutter, because maloperation starts cutter when effectively can avoid occurring that operating personnel are still in laying state, improves the safety in utilization of equipment.
For achieving the above object, the utility model provides following technical scheme: a kind of paper cutter, comprise frame and cutter, the both sides described frame being positioned at cutter are respectively equipped with the first lattice baffle plate and the second lattice baffle plate, described first lattice baffle plate is provided with light barrier transmitter, described second lattice baffle plate is provided with the grating receiver for receiving the infrared signal that light barrier transmitter sends, and described grating receiver is coupled with the control circuit opened and closed for controlling cutter.
Preferably, described control circuit comprises switch element and executive component;
Described grating receiver is with receiving infrared-ray signal and output detections signal;
Described switch element is coupled to grating receiver to receive detection signal and to export control signal;
Described executive component is coupled to switching element with reception control signal and in response to control signal to control the keying of cutter.
Preferably, described switch element is the first triode of NPN type, and described executive component is relay;
The base stage of described first triode is coupled to grating receiver to receive detection signal;
Connect power supply after the colelctor electrode of described first triode is coupled to the coil of relay, the normally-closed contact of described relay is connected with start button with cutter, power supply successively;
The grounded emitter of described first triode.
Preferably, the coil of described relay is parallel with fly-wheel diode.
Preferably, described control circuit is also coupled with the warning circuit for reminding operating personnel.
Preferably, described warning circuit comprises oscillator, the second triode and warning lamp;
Power supply is connected after the controlled terminal of described oscillator is coupled to the normally opened contact of relay;
The output of described oscillator is coupled to the base stage of the second triode, and controls the break-make of the second triode;
Power supply is connected after the colelctor electrode of described second triode is connected to warning lamp;
The grounded emitter of described second triode.
The utility model hinge structure is compared to be had: when operating personnel are in laying state, the infrared signal that light barrier transmitter receives can be intercepted, and then control cutter does not start by control button, because maloperation starts cutter when avoiding occurring that operating personnel are still in laying state, improve the safety in utilization of equipment.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the circuit theory diagrams of control circuit of the present utility model and warning circuit.
In figure: 1, frame; 2, cutter; 3, the first lattice baffle plate; 4, the second lattice baffle plate; 5, light barrier transmitter; 6, grating receiver; 7, control circuit; 8, warning circuit.
Detailed description of the invention
Shown in Fig. 2, embodiment is described further.
A kind of paper cutter disclosed in the utility model, comprise frame 1 and cutter 2, both sides frame 1 being positioned at cutter 2 are respectively equipped with the first lattice baffle plate 3 and the second lattice baffle plate 4, first lattice baffle plate 3 is provided with light barrier transmitter 5, second lattice baffle plate 4 is provided with the grating receiver 6 for receiving the infrared signal that light barrier transmitter 5 sends, in light barrier transmitter 5, multiple infrared transmitting tube is equidistantly installed, the infrared receiving tube having equal number to arrange equally in the corresponding grating receiver 6 of another side, each infrared transmitting tube is to there being a corresponding infrared receiving tube, and be arranged on same straight line, infrared transmitting tube on same straight line, when there is no barrier between infrared receiving tube, the modulation signal (infrared signal) that infrared transmitting tube sends can arrive infrared receiving tube smoothly, after infrared receiving tube receives modulation signal, corresponding internal circuit output low level, and when there being barrier, the modulation signal (infrared signal) that infrared transmitting tube sends can not arrive infrared receiving tube smoothly, at this moment this infrared receiving tube does not receive modulation signal, corresponding internal circuit exports as high level, like this, just can detect by carrying out internal circuit status analyzing the information whether object exists.
Grating receiver 6 is coupled with the control circuit 7 opened and closed for controlling cutter 2, control circuit 7 comprises switch element and executive component, grating receiver 6 is with receiving infrared-ray signal and output detections signal, switch element is coupled to grating receiver 6 to receive detection signal and to export control signal, and executive component is coupled to switching element with reception control signal and in response to control signal to control the keying of cutter 2.
Switch element is the first triode Q1 of NPN type, executive component is relay K M, the base stage of the first triode Q1 is coupled to grating receiver 6 to receive detection signal, power supply is connected after the colelctor electrode of the first triode Q1 is coupled to the coil of relay K M, the normally-closed contact of relay K M successively with cutter 2, power supply is connected with start button K1, the grounded emitter of the first triode Q1, the coil of relay K M is parallel with sustained diode 1, make after a loss of power, electric current residual in the coil of relay K M can be consumed by sustained diode 1, with protective relay KM, when the base stage of the first triode Q1 receives the detection signal of high level, then illustrate that grating receiver 6 does not receive infrared signal, now operating personnel are in the state of placing product, first triode Q1 conducting, the coil of control relay KM obtains electric, and then the normally-closed contact of relay K M is opened, cutter 2 is disconnected, whether press control button K1 and all cannot start cutter 2, improve operating personnel's security operationally, only have when operating personnel complete put procedure, and the hand of operating personnel is from after removing between grating receiver 6 and light barrier transmitter 5, the base stage of the first triode Q1 is made to receive low level, first triode Q1 not conducting, the coil of control relay KM turns off, and then the normally-closed contact of relay K M is closed, cutter 2 can be activated, now press control button K1 all can realize starting cutter 2.
Control circuit 7 is also coupled with the warning circuit 8 for reminding operating personnel, warning circuit 8 comprises oscillator, second triode and warning lamp, oscillator is by resistance, the oscillator that electric capacity and two NAND gates are formed, second triode is preferably NPN type, power supply is connected after the controlled terminal of oscillator is coupled to the normally opened contact of relay, the output of oscillator is coupled to the base stage of the second triode, and control the break-make of the second triode, power supply is connected after the colelctor electrode of the second triode is connected to warning lamp, the grounded emitter of the second triode, when relay K M obtains electric, the normally opened contact of relay is closed, make to control oscillator operation, export a control signal, control signal is square wave, control the second triode Q2 and replace break-make, report to the police to make warning lamp L1 discontinuity, remind operating personnel now in the hole, cutter 2 can not be started, improve the vigilance of operating personnel.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a paper cutter, comprise frame and cutter, the both sides described frame being positioned at cutter are respectively equipped with the first lattice baffle plate and the second lattice baffle plate, it is characterized in that: described first lattice baffle plate is provided with light barrier transmitter, described second lattice baffle plate is provided with the grating receiver for receiving the infrared signal that light barrier transmitter sends, and described grating receiver is coupled with the control circuit opened and closed for controlling cutter.
2. a kind of paper cutter according to claim 1, is characterized in that: described control circuit comprises switch element and executive component;
Described grating receiver is with receiving infrared-ray signal and output detections signal;
Described switch element is coupled to grating receiver to receive detection signal and to export control signal;
Described executive component is coupled to switching element with reception control signal and in response to control signal to control the keying of cutter.
3. a kind of paper cutter according to claim 2, is characterized in that: described switch element is the first triode of NPN type, and described executive component is relay;
The base stage of described first triode is coupled to grating receiver to receive detection signal;
Connect power supply after the colelctor electrode of described first triode is coupled to the coil of relay, the normally-closed contact of described relay is connected with start button with cutter, power supply successively;
The grounded emitter of described first triode.
4. a kind of paper cutter according to claim 3, is characterized in that: the coil of described relay is parallel with fly-wheel diode.
5. a kind of paper cutter according to claim 1 or 2 or 3 or 4, is characterized in that: described control circuit is also coupled with the warning circuit for reminding operating personnel.
6. a kind of paper cutter according to claim 5, is characterized in that: described warning circuit comprises oscillator, the second triode and warning lamp;
Power supply is connected after the controlled terminal of described oscillator is coupled to the normally opened contact of relay;
The output of described oscillator is coupled to the base stage of the second triode, and controls the break-make of the second triode;
Power supply is connected after the colelctor electrode of described second triode is connected to warning lamp;
The grounded emitter of described second triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520484260.0U CN204772749U (en) | 2015-07-02 | 2015-07-02 | Paper cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520484260.0U CN204772749U (en) | 2015-07-02 | 2015-07-02 | Paper cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204772749U true CN204772749U (en) | 2015-11-18 |
Family
ID=54512874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520484260.0U Expired - Fee Related CN204772749U (en) | 2015-07-02 | 2015-07-02 | Paper cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204772749U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618781A (en) * | 2016-07-13 | 2018-01-23 | 深圳市朗驰欣创科技股份有限公司 | It is a kind of can not dirty hand convenient changing refuse bag intelligent garbage bin |
| CN110193666A (en) * | 2019-07-06 | 2019-09-03 | 深圳市普达镭射科技有限公司 | Laser-beam welding machine |
-
2015
- 2015-07-02 CN CN201520484260.0U patent/CN204772749U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618781A (en) * | 2016-07-13 | 2018-01-23 | 深圳市朗驰欣创科技股份有限公司 | It is a kind of can not dirty hand convenient changing refuse bag intelligent garbage bin |
| CN110193666A (en) * | 2019-07-06 | 2019-09-03 | 深圳市普达镭射科技有限公司 | Laser-beam welding machine |
| CN110193666B (en) * | 2019-07-06 | 2024-05-24 | 深圳市普达镭射科技有限公司 | Laser welding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160702 |