CN101554736B - Safe grating of integral paper-cutting machine - Google Patents
Safe grating of integral paper-cutting machine Download PDFInfo
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- CN101554736B CN101554736B CN 200910051405 CN200910051405A CN101554736B CN 101554736 B CN101554736 B CN 101554736B CN 200910051405 CN200910051405 CN 200910051405 CN 200910051405 A CN200910051405 A CN 200910051405A CN 101554736 B CN101554736 B CN 101554736B
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Abstract
The invention relates to a safe grating of an integral paper-cutting machine. A projecting and receiving light device is arranged at the upper left surface of a front working platform of the paper-cutting machine; a reflector is arranged at the right surface of the front working platform of the paper-cutting machine; the projection and accepted light device is provided with a light-emitting tube and a receiving tube; the reflector is internally provided with a primary reflecting mirror and a secondary reflecting mirror which respectively form an angle of 45degrees to the light-emitting tube and the receiving tube; the lights emitted by the light-emitting tube are focused into parallel lights by a lens, and are reflected to the secondary reflecting mirror by the primary reflecting mirror; and the lights reflected secondarily are returned to the receiving tube along the direction parallel to the original light path so as to from two paths of gratings. The safe grating integrates a light projector and the light receiver, saves the traditional scanning lines and synchronous lines, and greatly improves the capability of external interference resistance; the parts electrically connected are positioned at one side; and the side of the reflecting mirror does not have electric connection. The safe grating has very convenient line arrangement, small appearance, is applicable to installation of the paper-cutting machine with the paper forms for offices and effectively reduces the cost of materials.
Description
Technical field
The present invention relates to a kind of safety guard of paper cutter, especially a kind of safe grating of safeguard protection of the paper cutter that is applicable to cut paper in the office.
Background technology
Along with paper cutter is widely used in Printing Mechanical Industry, safety problem more and more receives publicity.Came into effect national standard " design of printing machinery paper cutter and structural safety rule " the GB/T 20956-2007 of the up-to-date paper cutter industry of China in 2007; in order to protect operator's safety, the paper cutter safe grating becomes the photoelectric protector (ESPD) that paper cutter must be equipped with.In present known technology, it is to form grating by the light projector and the light-receiving device that are installed in parallel in paper cutter front console top, when human body shelters from grating when operating surface enters the deathtrap of cutting knife, the paper cutter safe grating sends and blocks signal, output signal so that cutting knife quit work immediately, thereby effectively avoid the generation of personal injury accident, existing way is to throw, light-receiving device separately places both sides, light-receiving device receives the signal formation grating that light projector sends, generally more than four the tunnel, mode with scanning is carried out work, and has several roads light projector that several Lu Shouguang are just arranged, and is corresponding one by one, throw in addition, must connect with cable between the light-receiving device, and a kind of miniature paper cutting machine that paper in the office cuts that is applied to is arranged at present on the market, because relatively simple for structure, cost is also lower, still adopt existing paper cutter safe grating to be installed in above it and a lot of problems can occur, excessive such as volume, winding displacement difficulty, high cost etc.So just need a kind of device that more is suitable for the safeguard protection of this type of paper cutter.
Summary of the invention
The present invention is that will to solve the existing safety guard volume that is used for the miniature paper cutting machine that paper in the office cuts excessive, the problems such as winding displacement difficulty, and a kind of safe grating of integral paper-cutting machine with the reflective mirror design is provided.
For achieving the above object, the technical solution used in the present invention is: safe grating of integral paper-cutting machine, comprise the projection and accepted light device, reflector, be characterized in: the projection and accepted light device is contained in the left side on the front console of paper cutter, reflector is contained in the right side of paper cutter front console, be equipped with luminous tube and adopter on the projection and accepted light device, be provided with primary event minute surface and secondary reflection minute surface in the reflector, primary event minute surface and secondary reflection minute surface are miter angle with luminous tube and adopter respectively and place, after the light that luminous tube sends becomes directional light through lens focus, to the secondary reflection minute surface, the light of secondary reflection turns back to along the direction parallel with original optical path and forms the two-way grating on the adopter through primary event minute surface vertical reflection.
The projection and accepted light device is drawn palm fibre, indigo plant, black, Bai Sigen line by connector, and wherein, palm fibre, blue two lines connect the DC24V/AC18V power supply, and black, white two lines are connected to normally opened contact.
The optical filter that prevents that extraneous light from disturbing all is housed on projection and accepted light device and the reflector.
The invention has the beneficial effects as follows: the present invention is with luminous tube and receiving tube same column one side; utilize the mirror-reflection principle; after the light scioptics that luminous tube sends are focused into directional light; the eyeglass vertical reflection of placing through miter angle arrives the eyeglass that another piece miter angle is placed; the light of secondary reflection turns back on the receiving tube along the direction parallel with original optical path like this; reflected to form the two-way grating this twice; when human body or object from then on the zone by the time can shelter from light path, thereby it sends and blocks signal and machine is quit work immediately effectively protect personal safety.
Although the present invention only forms two-way protection grating; but meet the safe distance requirement that the paper cutter safe grating is installed fully; to throw, light-receiving device is integrated, saved traditional sweep circuit and synchrolock, greatly improved the ability of its anti-external interference; electric connecting member is all on one side; without electrical connection, winding displacement is very convenient on one side for speculum, and outward appearance is small and exquisite; be fit to the installation of paper in the office type paper cutter, effectively reduce material cost.
Description of drawings
Fig. 1 is structural representation of the present invention:
Fig. 2 is projection and accepted light device front view;
Fig. 3 is the reflector front view;
Fig. 4 is light path schematic diagram of the present invention;
Fig. 5 is paper cutter safe grating wiring schematic diagram.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and embodiment.
As shown in Figure 1 to Figure 3; a kind of safeguard protection that is applied to the miniature paper cutting machine that paper in the office cuts of the present invention; with the safe grating of integral paper-cutting machine of reflective mirror design, the left side has filled the projection and accepted light device 3 of paper cutter safe grating on the front console 1 of paper cutter, and what the right side filled is reflector 2.For preventing that extraneous light from disturbing, projection and accepted light device 3 and reflector 2 all are equipped with optical filter.
As shown in Figure 2, two positions that round dot represents to throw luminous tube 4 and adopter 8 on the light-receiving device 3.The present invention forms the principle of two road gratings and consults Fig. 4; after the light that luminous tube 4 sends is focused into directional light through lens 5; primary event minute surface 6 vertical reflections of placing through miter angle arrive the secondary reflection minute surface 7 that another piece miter angle is placed; the light of secondary reflection turns back on the receiving tube 8 along the direction parallel with original optical path; reflected to form the two-way grating this twice; when human body or object from then on the zone by the time can shelter from light path, thereby the paper cutter safe grating sends and blocks signal and machine is quit work immediately effectively protect personal safety.
Be wiring schematic diagram of the present invention as shown in Figure 5, the reflector part is without electrical connection, and the projection and accepted light device is drawn palm fibre, indigo plant, black, Bai Sigen line by connector, and palm fibre, blue two lines connect the DC24V/AC18V power supply, and black, white two lines provide one group of normally opened contact.
The present invention uses the optical reflection principle, has greatly simplified the electronic circuit part, has improved performance, has reduced cost, and is easy to use, is particularly suitable for the safeguard protection of the miniature paper cutting machine that similar paper in the office cuts.
Claims (3)
1. safe grating of integral paper-cutting machine, comprise projection and accepted light device (3), reflector (2) is characterized in that: described projection and accepted light device (3) is contained in the upper left side of front console (1) of paper cutter, and described reflector (2) is contained in the right side of paper cutter front console (1); Be equipped with luminous tube (4) and adopter (8) on the described projection and accepted light device (3), be provided with primary event minute surface (6) and secondary reflection minute surface (7) in the described reflector (2), and primary event minute surface (6) is miter angle with luminous tube (4) and places, secondary reflection minute surface (7) is miter angle with adopter (8) and places, after the light that described luminous tube (4) sends is focused into directional light through lens (5), to secondary reflection minute surface (7), the light of secondary reflection turns back to the upper two-way grating that forms of adopter (8) along the direction parallel with original optical path through primary event minute surface (6) vertical reflection.
2. safe grating of integral paper-cutting machine according to claim 1, it is characterized in that: described projection and accepted light device (3) is drawn palm fibre, indigo plant, black, Bai Sigen line by connector, wherein, palm fibre, blue two lines connect the DC24V/AC18V power supply, and black, white two lines are connected to normally opened contact.
3. safe grating of integral paper-cutting machine according to claim 1 is characterized in that: the optical filter that prevents that extraneous light from disturbing all is housed on described projection and accepted light device (3) and the reflector (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910051405 CN101554736B (en) | 2009-05-18 | 2009-05-18 | Safe grating of integral paper-cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910051405 CN101554736B (en) | 2009-05-18 | 2009-05-18 | Safe grating of integral paper-cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101554736A CN101554736A (en) | 2009-10-14 |
| CN101554736B true CN101554736B (en) | 2013-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910051405 Active CN101554736B (en) | 2009-05-18 | 2009-05-18 | Safe grating of integral paper-cutting machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN101554736B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848543A (en) * | 2011-06-30 | 2013-01-02 | 苏州品翔电通有限公司 | Grating protection device on standing shot machine platform |
| CN103085454A (en) * | 2012-12-10 | 2013-05-08 | 苏州一致电子制程有限公司 | Safety grating suitable for thermal transfer printer |
| CN104595682B (en) * | 2013-10-30 | 2018-04-27 | 北汽福田汽车股份有限公司 | Workbench anticollision device, collision-prevention device and there is its forcing press |
| CN106142196B (en) * | 2015-03-26 | 2018-11-06 | 天津三苑印刷有限公司 | A kind of paper cutter protector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87201031U (en) * | 1987-02-07 | 1987-12-30 | 祝绍箕 | Device for making holographic grating |
| US5575202A (en) * | 1994-05-24 | 1996-11-19 | Bobst Sa | Safety device in a platen press for processing plate-like workpieces |
| CN2389048Y (en) * | 1999-08-27 | 2000-07-26 | 章安正 | Paper cutter for machine use |
| CN101190531A (en) * | 2006-11-21 | 2008-06-04 | 河南新机股份有限公司 | Automatic die cutting machine safety protecting device |
-
2009
- 2009-05-18 CN CN 200910051405 patent/CN101554736B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87201031U (en) * | 1987-02-07 | 1987-12-30 | 祝绍箕 | Device for making holographic grating |
| US5575202A (en) * | 1994-05-24 | 1996-11-19 | Bobst Sa | Safety device in a platen press for processing plate-like workpieces |
| CN2389048Y (en) * | 1999-08-27 | 2000-07-26 | 章安正 | Paper cutter for machine use |
| CN101190531A (en) * | 2006-11-21 | 2008-06-04 | 河南新机股份有限公司 | Automatic die cutting machine safety protecting device |
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| Publication number | Publication date |
|---|---|
| CN101554736A (en) | 2009-10-14 |
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