CN2881287Y - Fast electromagnetic clutch of pressure machine for protecting human body - Google Patents
Fast electromagnetic clutch of pressure machine for protecting human body Download PDFInfo
- Publication number
- CN2881287Y CN2881287Y CN 200620100122 CN200620100122U CN2881287Y CN 2881287 Y CN2881287 Y CN 2881287Y CN 200620100122 CN200620100122 CN 200620100122 CN 200620100122 U CN200620100122 U CN 200620100122U CN 2881287 Y CN2881287 Y CN 2881287Y
- Authority
- CN
- China
- Prior art keywords
- coil
- core
- iron core
- cover
- return spring
- 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
Links
Images
Landscapes
- Electromagnets (AREA)
Abstract
The utility model is a fast electromagnetic clutch of pressure machine for protecting human body comprising housing component, coil component, iron core component and spring component. The housing component includes an upper case, a lower case, an upper cover, a middle cover, a lower cover, an upper iron core copper bush, a lower iron core copper bush and a mounting bear frame; the coil component includes an active coil and an auxiliary coil; the iron core component includes an upper iron core, a lower iron core, an upper iron core coupling bar and a lower iron core coupling bar; the spring component includes a restoring spring, a return spring, a footstep and clutch base for fixing the spring. The utility model is characterized in that the upper case and the lower case is arranged with the upper cover, middle cover and lower cover, the upper cover and the lower cover is equipped each with a magnetism isolating copper bush. The active coil and the auxiliary coil in the coil component are two groups of selfsame coil, the active coil is arranged at the lower case, and the auxiliary coil is arranged at the upper case. The restoring spring is arranged at the lower iron core, and the return spring is arranged at the upper iron core coupling bar. The clutch cooperated with the photo-electricity component of the pressure machine can be used in matching with the pressure machine manufacturer or the reforming of safety protection for the old machine.
Description
Technical field
The utility model belongs to press attachment, particularly is applicable to the personal safe protection with foot treadle operable rigid clutch pressing machine.
Background technique
The Safety performance of press machine is very important, and for the better protection operator, Zhou Qingran has designed a kind of magnetic clutch (ZL00248625) that is used for press machine personal safety protection, it is characterized in that: comprise housing, coil, iron core.An iron core part is in housing, and a part is stretched out housing, and housing divides upper shell; lower shell body and loam cake; iron core divides upper core and lower core, and coil is installed in the upper shell, is installed in the lower shell body indentation, there near switch; when coil has electricity; upper core and lower core adhesive when lower core moves, are then sent approach signal near inductive switching to signal; this moment and photoelectricity partly cooperate, and play a protective role.Sunday, merit improved on the basis of Zhou Qingran patent, had designed the new magnetic clutch (notice of authorization CN2513762Y) that is used for press machine personal safety protection.It is characterized in that: comprise housing, coil, iron core; housing has upper shell and lower shell body and loam cake, and coil has high-tension coil and low voltage winding, and high-tension coil is installed in upper shell; low voltage winding is installed in lower shell body; iron core has upper core and lower core, is installed in the upper shell indentation, there near switch, when low voltage winding has electricity; last lower core adhesive; when upper core moves, partly cooperate to signal and photoelectricity near inductive switching to play a protective role.We can say that these two kinds of clutches provide personal safety protection effect to a large amount of old machine reformations, have played good social benefit and economic benefit.
But there is deficiency.The magnetic clutch of single coil work, owing to can produce a large amount of remanent magnetism power in the moment that dead electricity breaks away from, thus it is not rapid that clutch is broken away from.And owing to will be abutted against the number of winning the confidence of nearly switch, must lower core move a section and move just and can sense approach signal, dead electricity breaks away from then.Because a large amount of old machine operation mechanism clutch disengagings of transforming itself need mobile displacement just very short, thus caused this clutch to install and regulate, and guarantee on the reliability certain difficulty is arranged.
Design has high-tension coil and low voltage winding in the twin coil, overcome single coil to a certain extent and broken away from not characteristics rapidly, but owing to used high-tension coil, each disengaging all has the high-tension coil effect, high-tension coil produces the impact of powerful magnetic force, make the iron core easy deformation, because the lathe worker working frequency is than higher, high-tension coil also is operated under this high frequency, each reciprocal high pressure powers on and dead electricity, can make high-tension coil produce a large amount of heat energy, and can not obtain discharging, make coil Yin Wendu too high and burn out easily, when dead electricity, produce very high inverse electromotive force, electronic component to the photoelectric control part that matches with clutch impacts again, and control section is damaged.Working life is shorter.
Summary of the invention
The utility model purpose is to overcome the deficiencies in the prior art, and a kind of rapid magnetic clutch that is used for press machine personal safety protection is provided.Separate rapidly, be quick on the draw, safe and reliable, the life-span is long.
In order to achieve the above object, the solution that the utility model is taked is: a kind of rapid magnetic clutch that is used for press machine personal safety protection comprises housing parts, coiler part, iron core part, spring section.Housing divides upper shell and lower shell body, loam cake, middle cover and lower cover, upper core copper sheathing and lower core copper sheathing; Coiler part divides coil commonly used and spare coil; Iron core partly divides upper core and lower core, upper core pull bar and lower core pull bar; Spring section divides Returnning spring and return spring, and the bearing of fixing spring and deck.It is characterized in that upper shell and lower shell body have loam cake, middle cover, lower cover is connected, and loam cake and lower cover place respectively have every the magnetic copper sheathing.Coiler part coil commonly used and spare coil are identical two groups of coils, and coil commonly used is installed in lower shell body, and spare coil is installed in upper shell.Returnning spring is installed in lower core pull bar place, and return spring is installed in upper core pull bar place.
In the utility model, coil all adopts low-voltage power supply, and the magnetic force that each coil produces separately all is enough to reach the needed magnetic force of lower core adhesive, and hightailing to have several different modes, thereby increased the flexibility that this clutch uses greatly, and safety reliability.The coil using method is, coil commonly used is switched on for a long time, and spare coil energising when breaking away from produces the magnetic field energy opposite with coil commonly used, thereby makes lower core generation repulsive force, reaches to hightail.This clutch is installed in being connected in the middle of chain or the cylinder lever connecting rod of press machine operating mechanism and foot treadle; play the effect of transmission and disengaging; do not change the operator scheme of former press machine; Safety performance is reliable; protection is sensitive; life-span is long, and personal safety protection that is can be with press machine producer supporting or that be used for old press machine is transformed.
Description of drawings
Accompanying drawing 1 is the structural representation of present embodiment;
Accompanying drawing 2 is accompanying drawings 1 when coil power supply commonly used, the structural representation when lower core pulls down;
Accompanying drawing 3 be accompanying drawing 1 when lower core pulls down, the structural representation of spare coil when power supply (guard mode);
Accompanying drawing 4 is structural representations of upper and lower core assembly.
Embodiment
Below in conjunction with embodiment and accompanying drawing working state of the present utility model and good effect are done specific descriptions again.
In the accompanying drawing: 1, upper shell, 2, loam cake, 3, lower core, 4, upper core, 5, spare coil, 6, middle cover, 7, coil commonly used, 8, lower shell body, 9, lower cover, 10, mounting bracket, 11, lower core is every the magnetic copper sheathing, and 12, the Returnning spring bearing, 13, Returnning spring, 14, terminal box, 15, aviation socket, 16, upper core is every the magnetic copper sheathing, 17, the return spring bearing, 18, return spring, 19, return spring deck, 41, the upper core pull bar, 42, the upper core fixing pin, 31, lower core pull bar, 32, the lower core fixing pin.
As accompanying drawing 1,2, shown in 3, the following realization of present embodiment: comprise housing parts, coiler part, iron core part, spring section.Aviation socket terminal box.Housing parts divides upper shell (1), loam cake (2), and middle cover (6), lower shell body (8), lower cover (9), lower core are every magnetic copper sheathing (11), and upper core is every magnetic copper sheathing (16).Coiler part divides coil (7) commonly used, spare coil (5).Iron core partly divides upper core assembly (4), lower core assembly (3).Spring section divides Returnning spring (13), Returnning spring bearing (12), return spring (18) and return spring bearing (17) and return spring deck (19).Aviation Patch cable box divides terminal box (14) and aviation socket (15).It is characterized in that coil (7) commonly used is installed in lower shell body (8), spare coil (5) is installed in upper shell (1), and two coils are identical.Iron core and up and down seat and return spring (18) and Returnning spring (13) are arranged every magnetic copper sheathing (11,16).
As accompanying drawing 1,2,3, the assembly of lower core shown in 4 is by lower core (3), lower core pull bar (31) and lower core fixing pin (32) are formed, and lower core (3) is made step-like, and following place is with Returnning spring (13), lower cover (9) has Returnning spring bearing (12), and there is lower core lower core pull bar (31) and lower cover (9) contacting point every magnetic copper sheathing (11).Lower core is embedded in lower cover (9) endoporus place and the movable cooperation of lower core pull bar (31) every magnetic copper sheathing (11).
As accompanying drawing 1,2,3, the assembly of upper core shown in 4 is by upper core (4), upper core pull bar (41) and upper core fixing pin are formed, upper core pull bar (41) locates to be with return spring (18), and loam cake (2) has return spring bearing (17) and return spring deck (19), and there is upper core upper core pull bar (41) and loam cake (2) contacting point every magnetic copper sheathing (16).Upper core is embedded in loam cake (2) endoporus place and the movable cooperation of upper core pull bar (41) every magnetic copper sheathing (16).
As accompanying drawing 1,2, coil (7) commonly used is contained in the lower shell body (8) shown in 3, spare coil (5) is contained in the upper shell (1), the two coil section external diameter numbers of turn are all identical, two coils rely on loam cake (2) middle cover (6) and lower cover (9) to fix, coil (7) lead-in wire commonly used arrives lower shell body (8) by middle cover (6) threading hole, open on the aviation socket (15) that the vacancy is connected to terminal box (14) by lower shell body (8) then, spare coil (5) lead-in wire is directly opened on the aviation socket (15) that the vacancy is connected to terminal box (14) by lower shell body (8).
Upper core can be isolated upper core pull bar and magnetic field, loam cake endoporus place every magnetic copper sheathing (16), reduces upper core pull bar and loam cake endoporus the suction-combining force, has increased the flexibility that iron core moves up and down.，
Lower core can be isolated lower core pull bar and magnetic field, lower cover endoporus place every magnetic copper sheathing (11), reduces lower core pull bar and lower cover endoporus the suction-combining force, has increased the flexibility that iron core moves up and down.，
As accompanying drawing 1,2, Returnning spring shown in 3 (13) is in nature tension force and lower core at it not to be had under the situation of extraneous pulling force downwards, and lower core is got back to the working state of accompanying drawing 1.
As accompanying drawing 1,2, return spring shown in 3 (18) is in nature tension force and upper core under the situation about hightailing with lower core or lower core does not have under the situation of extraneous pulling force downwards and Returnning spring one works makes upper core get back to the working state of accompanying drawing 1 at it.
Present embodiment and press machine photoelectricity partly are used, and photoelectricity partly comprises infrared senor, microcomputer controller, and the formed light curtain of infrared senor.Its working principle is:
One, under the working condition for most of lathe, promptly the magnetic force that provides of coil enough make under the lower core effect of power outside still can the state of adhesive transmission under:
1, clutch bonding state: when microcomputer controller to coil commonly used (7) power supply and spare coil (5) when not powering, the magnetic force that coil (7) commonly used produces, lower core (3) and upper core (4) are pulled together, under the effect of lower core (3) in external tensile force, when moving downward, iron core (4) is lived in adhesive, and lower core is moved downward together.When lower core (3) external tensile force disappeared, Returnning spring (13) and return spring (18) were with lower core (3) and upper core (4) pushed home.
2, the rapid separated state of clutch: when lower core (3) and upper core (4) move downward under extraneous tension, this moment the shading light curtain, microcomputer controller, pass to identical and electric current that direction is opposite promptly for spare coil (5) with coil commonly used (7) size at once, spare coil (5) is produced and the identical and opposite polarity magnetic force of coil commonly used (7) intensity, make lower core (3) opposite fully with upper core (4) surface of contact magnetic pole, mutually exclusive, add the mechanical force of return spring (18), and the active force of the return spring of lathe operating mechanism itself hightails upper core (3) and lower core (4).Be in guard mode, like this energy reliable protection operator's safety.
3, the self-checking function of clutch is described
When clutch is used coil short always or is opened circuit (as shown in Figure 3).When perhaps the control unit of microcomputer controller control coil commonly used went wrong, microcomputer controller will cut off the power supply of coil commonly used immediately, then is powered to spare coil, replaced coil working commonly used.Microcomputer controller sends light indication warning simultaneously, remind coil commonly used to have problem or control unit that problem is arranged, its clutch bonding state is with top the same, when different is its separation, when the shading light curtain, microcomputer controller cuts off the power supply of spare coil at once, because the influence of remanent magnetism power is arranged, upper core (4) and lower core (3) break away from not rapid, in order to eliminate its influence, microcomputer controller passes to the opposite direction electric current of ms level at once to spare coil, produce the backing field and eliminate remanent magnetism, turn off then its power supply (so the time upper core and lower core break away from the remanent magnetism power of Chan Shenging once more, can not produce any influence to breaking away from), upper core and lower core are hightailed.Thereby also play a protective role.This working state is in order not influence ordinary production, also to provide safety protection, should being recovered as early as possible.
Two, for the small part press machine, promptly the magnetic force that produces of single coil power substation is not enough to the transmission operating mechanism, is not enough under the situation of adhesive under the effect of power outside of last lower core.
1, clutch bonding state: microcomputer controller passes to the electric current of equidirectional to coil (7) commonly used and spare coil (5), produce the magnetic force of equidirectional, lower core (3) and upper core (4) are pulled together, under the effect of lower core (3) in external tensile force, when moving downward, iron core (4) is lived in adhesive, and lower core is moved downward together.When lower core (3) external tensile force disappeared, Returnning spring (13) and return spring (18) were with lower core (3) and upper core (4) pushed home.
2, rapid separated state: when lower core (3) and upper core (4) move downward under extraneous tension, this moment the shading light curtain, microcomputer controller, promptly cut off spare coil (5) power supply at once, then pass to identical and electric current that direction is opposite with coil commonly used (7) size to spare coil 5, spare coil (5) is produced and the identical and opposite polarity magnetic force of coil commonly used (7) intensity, make lower core (3) opposite fully with upper core (4) surface of contact magnetic pole, mutually exclusive, add the mechanical force of return spring (18), and the active force of the return spring of lathe operating mechanism itself hightails upper core (3) and lower core (4).Be in guard mode.
3, the self-checking function of clutch is described
When clutch is used coil or spare coil short circuit always or is opened circuit, when perhaps the control unit of microcomputer controller control coil commonly used or spare coil goes wrong, microcomputer controller will cut off the power supply of coil commonly used and spare coil immediately, microcomputer controller sends acousto-optic indication warning simultaneously, reminds coil commonly used or spare coil to have problem or control unit that problem is arranged.Clutch is in off position.
Claims (4)
1; a kind of rapid magnetic clutch that is used for press machine personal safety protection; comprise housing parts; coiler part; the iron core part; spring section and aviation socket terminal box; housing parts divides upper shell (1); loam cake (2); middle cover (6); lower shell body (8); lower cover (9); down every magnetic copper sheathing (11) and upward every magnetic copper sheathing (16); coiler part divides coil (7) commonly used; spare coil (5); iron core partly divides upper core assembly (4); lower core assembly (3); spring section divides Returnning spring (13); Returnning spring bearing (12); return spring (18); return spring bearing (17) and return spring deck (19); aviation socket terminal box is divided terminal box (14) and aviation socket (15); it is characterized in that coil (7) commonly used is installed in lower shell body (8); spare coil (5) is installed in upper shell (1); two coils are identical; iron core and last; following seat has every magnetic copper sheathing (11; 16), and return spring (18) and Returnning spring (13).
2, a kind of rapid magnetic clutch that is used for press machine personal safety protection according to claim 1; it is characterized in that the upper core assembly is made up of upper core (4), upper core pull bar (41) and upper core fixing pin (42); upper core pull bar (41) locates to be with return spring (18); and loam cake (2) has return spring bearing (17) and return spring deck (19); there is upper core upper core pull bar (41) and loam cake (2) contacting point every magnetic copper sheathing (16); upper core is embedded in loam cake (2) endoporus place and the movable cooperation of upper core pull bar (41) every magnetic copper sheathing (16).
3, a kind of rapid magnetic clutch that is used for press machine personal safety protection according to claim 1; it is characterized in that the lower core assembly is by lower core (3); lower core pull bar (31) and lower core fixing pin (32) are formed; lower core (3) is made step-like; following place is with Returnning spring (13); lower cover (9) has Returnning spring bearing (12); there is lower core lower core pull bar (31) and lower cover (9) contacting point every magnetic copper sheathing (11); lower core is embedded in lower cover (9) endoporus place and the movable cooperation of lower core pull bar (31) every magnetic copper sheathing (11).
4; a kind of rapid magnetic clutch that is used for press machine personal safety protection according to claim 1; it is characterized in that coil (7) commonly used is contained in the lower shell body (8); spare coil (5) is contained in the upper shell (1); the two coil section external diameter numbers of turn are all identical; two coils rely on loam cake (2) middle cover (6) and lower cover (9) to fix; coil (7) lead-in wire commonly used arrives lower shell body (8) by middle cover (6) threading hole; open on the aviation socket (15) that the vacancy is connected to terminal box (14) by lower shell body (8) then, spare coil (5) lead-in wire is directly opened on the aviation socket (15) that the vacancy is connected to terminal box (14) by lower shell body (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620100122 CN2881287Y (en) | 2006-01-05 | 2006-01-05 | Fast electromagnetic clutch of pressure machine for protecting human body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620100122 CN2881287Y (en) | 2006-01-05 | 2006-01-05 | Fast electromagnetic clutch of pressure machine for protecting human body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2881287Y true CN2881287Y (en) | 2007-03-21 |
Family
ID=37881127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620100122 Expired - Fee Related CN2881287Y (en) | 2006-01-05 | 2006-01-05 | Fast electromagnetic clutch of pressure machine for protecting human body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2881287Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101571207B (en) * | 2009-06-15 | 2010-12-01 | 哈尔滨工程大学 | Redundant dual-coil electromagnetic valve |
| CN102514038A (en) * | 2011-12-12 | 2012-06-27 | 中山火炬职业技术学院 | Safety plug of anti-skidding cutter of paper cutting machine |
| WO2013044439A1 (en) * | 2011-09-27 | 2013-04-04 | Zhou Qingran | Electromagnetic clutch for safety protection device of press machine |
| CN106783006A (en) * | 2016-12-30 | 2017-05-31 | 苏州耀德科电磁技术有限公司 | A kind of direct current Self-resetting electromagnet |
| CN106827026A (en) * | 2017-04-11 | 2017-06-13 | 广州元凛建筑工程技术开发有限公司 | A kind of plate cutting device |
| CN106985027A (en) * | 2017-04-11 | 2017-07-28 | 广州犀鸟工业设计有限公司 | A kind of polissoir after welding |
| CN107433512A (en) * | 2017-04-11 | 2017-12-05 | 广州犀鸟工业设计有限公司 | A kind of polissoir used after welding |
| CN107433522A (en) * | 2017-04-11 | 2017-12-05 | 广州犀鸟工业设计有限公司 | One kind welding polissoir |
| CN107433633A (en) * | 2017-04-11 | 2017-12-05 | 广州元凛建筑工程技术开发有限公司 | One kind is used for plate cutting device |
-
2006
- 2006-01-05 CN CN 200620100122 patent/CN2881287Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101571207B (en) * | 2009-06-15 | 2010-12-01 | 哈尔滨工程大学 | Redundant dual-coil electromagnetic valve |
| WO2013044439A1 (en) * | 2011-09-27 | 2013-04-04 | Zhou Qingran | Electromagnetic clutch for safety protection device of press machine |
| CN102514038A (en) * | 2011-12-12 | 2012-06-27 | 中山火炬职业技术学院 | Safety plug of anti-skidding cutter of paper cutting machine |
| CN102514038B (en) * | 2011-12-12 | 2014-04-16 | 中山火炬职业技术学院 | Safety plug of anti-skidding cutter of paper cutting machine |
| CN106783006A (en) * | 2016-12-30 | 2017-05-31 | 苏州耀德科电磁技术有限公司 | A kind of direct current Self-resetting electromagnet |
| CN106827026A (en) * | 2017-04-11 | 2017-06-13 | 广州元凛建筑工程技术开发有限公司 | A kind of plate cutting device |
| CN106985027A (en) * | 2017-04-11 | 2017-07-28 | 广州犀鸟工业设计有限公司 | A kind of polissoir after welding |
| CN107433512A (en) * | 2017-04-11 | 2017-12-05 | 广州犀鸟工业设计有限公司 | A kind of polissoir used after welding |
| CN107433522A (en) * | 2017-04-11 | 2017-12-05 | 广州犀鸟工业设计有限公司 | One kind welding polissoir |
| CN107433633A (en) * | 2017-04-11 | 2017-12-05 | 广州元凛建筑工程技术开发有限公司 | One kind is used for plate cutting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2881287Y (en) | Fast electromagnetic clutch of pressure machine for protecting human body | |
| CN101451693B (en) | Lamp protection method and device, and lamp using the protection arrangement | |
| CN106990274B (en) | Improved generation electric energy meter box | |
| CN101916687A (en) | Driving mode control-based single-phase vacuum circuit breaker of double arc-extinguishing chamber | |
| CN201072734Y (en) | Instantaneous electricity-consumption AC contactor | |
| CN201142307Y (en) | Mechanical auxiliary electromagnetic tripping device | |
| CN200953413Y (en) | Electrical leakage protection socket with service life stopping detection and detection result prompting function | |
| CN203339083U (en) | Permanent magnet trip | |
| CN201860175U (en) | Operation controller for field suppression switch | |
| CN201206370Y (en) | Magnetic lock | |
| CN201296607Y (en) | Device for preventing travelling crane steel wire rope from jumping from slot | |
| CN113506432B (en) | Large-scale server power failure alarm | |
| CN209016954U (en) | Brushless motor control system | |
| CN201402757Y (en) | Closing and locking device of breaker | |
| CN101814401A (en) | Tripping device of molded case circuit breaker | |
| CN101984539A (en) | Magnetic blow-out switch operation controller | |
| CN201773759U (en) | High-voltage vacuum circuit breaker | |
| CN101026041A (en) | Permanent-magnetic driven low-voltage air switch with manual breaker | |
| CN201886973U (en) | High-power direct current contactor | |
| CN218602335U (en) | Permanent magnet vacuum main circuit breaker for roof of electric locomotive | |
| CN2904462Y (en) | Voltage regulating energy-saving power special for oil pumping unit | |
| CN201509070U (en) | Cable-fixed power-free micro-protector for motor | |
| CN204088234U (en) | A kind of under voltage reclosing signal output apparatus | |
| CN202145427U (en) | Short circuit protector of pull rope deviation switch | |
| CN2513762Y (en) | Quick electromagnetic clutch for human safety protection of press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070321 Termination date: 20140105 |