CN87213856U - Magnetic feeding and discharging tool fool punching machine - Google Patents
Magnetic feeding and discharging tool fool punching machine Download PDFInfo
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- CN87213856U CN87213856U CN 87213856 CN87213856U CN87213856U CN 87213856 U CN87213856 U CN 87213856U CN 87213856 CN87213856 CN 87213856 CN 87213856 U CN87213856 U CN 87213856U CN 87213856 U CN87213856 U CN 87213856U
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- magnetic
- punching machine
- magnetic core
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Abstract
The utility model relates to a magnetic feeding and discharging tool for punching machine, belonging to a feeding and discharging tool for punching machine with magnetic, high efficiency and safety. In the machinery industry, the accident rate of punching machine operation which is about 40% in the whole machinery industry has already become the problem which is exacted to solve in the safety production. The utility model achieves the purpose of quick and safe loading and unloading according to the principle that the permanent magnetic material attracts the steel work pieces to form a closed magnetic return path and then generates a very large suction force. The magnetic feeding and discharging tool fool punching machine does not need power supply and additional device. When working, the hands of operator does not need to extend into the trimming die. So, the utility model not only solves the safety production problem of punching machine operation, but also avoids the new unsafe factor which is caused by using electromagnetic chuck.
Description
The loading and unloading material instrument of using when the utility model relates to a kind of punch press operation, specifically, this invention provides a kind of magnetic, efficient, security punching machine loading and unloading material instrument for the operating punch machine worker.
In mechanical industry, the punch press Job Operations is simple, efficient is high, but accident rate is also high, account for 40% of mechanical industry, become the problem that presses for solution in the safety in production, especially wide in variety in product specification, under the little situation of production lot, the time of practical operation is short, and the beat of operation is fast, and the mould transposing is frequent, the employing automated production is relatively more difficult and complicated.Therefore manual feeding is often adopted, especially the punch press below 100 tons, the frequency of slide block up to 45-100 time/minute, at this moment, as using prior art photoelectric tube punching machine safety device, because operator's hand still will put in the impulse stroke of punch press when the loading and unloading material, just in case photoelectric tube breaks down, hand will be washed out.If adopt another kind of prior art one garden type magnechuck as punch press loading and unloading material instrument, though hand no longer puts in the impulse stroke of drift, but this magnechuck needs AC power to do power, need to install transformer, and the long electric wire tail of traction, can produce the new safety factor that is not so again: iron sheet tends to puncture electric wire generation Danger Electric shock risk.Above-mentioned two kinds of situations except above-mentioned shortcoming, also have one weakness: inefficiency, poor reliability.So prior art enforcement rate in the punch press operation is very low, the safety in production problem of punch press operation does not still solve.
The purpose of this utility model just provides the loading and unloading material instrument that a kind of punch press operation is used, and specifically, this utility model provides a kind of magnetic, efficient, security punching machine loading and unloading material instrument for the operating punch machine workman.
According to the utility model, the magnetic punch press loading and unloading material instrument that is provided comprises: handle portion, connecting elements and the suction cup portion that permanent-magnet material is housed; Above-mentioned handle and suction cup portion connect into above-mentioned part by connecting elements the instrument of an integral body.Above-mentioned connecting elements also can comprise device for discharging, and above-mentioned suction cup portion is equipped with magnetic material, can be by the workpiece that magnetic attracted by the magnetic attracting iron and steel of magnetic material etc.The suction maximum of evidence workpiece vertical magnetism direction, generally be equivalent to 1/10th of suction when vertical during canting, therefore can utilize the magnetic direction of workpiece and suction cup portion to regulate suction, also can be provided with as regulating overcoat or topped backing plate etc. in suction cup portion in addition and regulate attraction by the magnetic material of regulating suction cup portion and the distance of being inhaled workpiece.The magnetic material of this suction cup portion should adopt rare earth, cobalt permanent-magnet material or Nd-Fe-Bo permanent magnet material, and the leading indicator of Surface field intensity is: " Gauss " requires at 2800-3000, and maximum magnetic energy product requires at 99.5-139.3.The maximum workpiece weight of drawing during this tool work should be 1/5th of maximum magnetic suction force, absolute reliability when inhaling thing with assurance, the thickness of permanent-magnet material can be got the scope of 3-7 millimeter, by practice, thickness is that 5 millimeters result of use is best, rationally the permeability magnetic material of magnetic loop is selected the A3 steel for use, or other must not be greater than the mild steel of 20# steel.Because this magnetic material based powder compaction forms, hardness is very low, and permeability magnetic material is again that the very low mild steel of hardness is made, in case in use punch press is malfunctioning, instrument is pressed in the punch die, also can not damage punch press and mould, and this is another characteristics of the present utility model.
Adopt magnetic punch press loading and unloading material instrument provided by the utility model, make operator's hand need not to put in the impulse stroke of punch press, eliminated fear sense to the punch press operator, the operator will work in the psychological condition of overall safety, for high efficiency, high-quality work provide safety assurance psychological and that body is managed; Simultaneously avoided again resembling and to have used supply unit the magnechuck.So this tool construction is simple, to make easily, cost is low, and is easy to operate.
Below further describe the utility model by drawings and Examples,
Fig. 1 is the utility model embodiment one described non-adjustable magnetic punch press loading and unloading material tool construction schematic diagram that provides.
Fig. 2 is the utility model embodiment two described Adjustable magnetic punch press loading and unloading material tool construction schematic diagrames.
Fig. 3 is the single head magnetic punch press loading and unloading material tool construction schematic diagram that the utility model embodiment three is provided.
Fig. 4 is the universal magnetic punch press loading and unloading material tool construction schematic diagram that the utility model embodiment four is provided.
Fig. 5 is the front view of the double end magnetic punch press loading and unloading material instrument that provided of the utility model embodiment five.
Fig. 6 is the vertical view of the double end magnetic punch press loading and unloading material instrument that provided of the utility model embodiment five.
Embodiment one
Referring to Fig. 1, present embodiment is non-adjustable magnetic punch press loading and unloading material instrument, and it comprises handle portion, connecting elements part and suction cup portion.Its suction cup portion comprises magnetic core seat ［ 1 ］, magnetic core ［ 2 ］; Magnetic core seat ［ 1 ］ adopts the 20# steel, and magnetic core ［ 2 ］ adopts the rare-earth cobalt permanent magnet material; Handle portion comprises handle ［ 4 ］, adopts the plastics compacting; Connecting elements partly comprises connecting rod ［ 3 ］, adopts the 20# round steel to be processed into, and an end embeds in the handle ［ 4 ］ made of plastic, and the other end links to each other with magnetic core seat ［ 1 ］ by welding, so constituted the instrument of an integral body.Directly drawing workpiece (punching) by sucker (being the combination of magnetic core seat ［ 1 ］ and magnetic core ［ 2 ］) is sent in the punch die of punch press, then, the handle ［ 4 ］ of operator by this instrument reverses angle greater than 10 ° with sucker, this moment, suction was very little, maximum is no more than this instrument when inhaling thing 1/10th of maximum suction force, therefore this remaining suction does not influence separating of workpiece and sucker at all, because the gravity of workpiece has overcome the residue suction of instrument.After instrument leaves punch die, the operator finishes immediately towards material process, and then will be dash good material with this instrument and pick up to be put into and begin to draw second blank in fixing bin or the charging tray again and be put in the punch die, dash operation, the work that goes round and begins again like this of expecting.This instrument adopts different design parameters as required, and its maximum suction can not wait from 0.2 kilogram to 10 kilograms, and the weight that is suitable for workpiece does not wait from 0.02 kilogram to 2 kilograms, its sucker diameter phi from 8 millimeters to 33 millimeters.Its height H from 12 millimeters to 15 millimeters, its instrument total length L from 120 millimeters to 250 millimeters.
Embodiment two
Referring to Fig. 2, the Adjustable magnetic punch press loading and unloading material instrument that present embodiment two is provided, its suction size can be regulated, so highly versatile, adjustable range can be from maximum suction force to hour being 0, its course of work is identical with above-mentioned non-adjustable magnetic punch press loading and unloading material instrument, it also is three parts that structure is formed, different is has partly increased a suction made from nylon at the sucker of instrument and has regulated overcoat ［ 5 ］, the internal thread that its suction is regulated overcoat ［ 5 ］ cooperates with the external screw thread of magnet base ［ 1 ］, when bottom surface that magnet base ［ 1 ］ and suction are regulated overcoat ［ 5 ］ during on same plane, suction force is maximum, when needs reduce suction force, rotatable suction is regulated overcoat ［ 5 ］, magnet base this moment ［ 1 ］ is regulated overcoat ［ 5 ］ together with magnetic core ［ 2 ］ to suction and is relatively moved, when drawing workpiece, magnetic core ［ 2 ］ is adjusted to from workpiece certain distance is arranged by being close to workpiece (this moment suction force maximum), the operator obtains best suction force by the adjusting to different distance, can make things convenient for the material returned like this.
The maximum suction force of Adjustable magnetic punch press loading and unloading material instrument is from 2.5 kilograms to 10 kilograms, be fit to draw the weight of workpiece from 0.02 kilogram to 2 kilograms, the height H of its suction adjusting overcoat ［ 5 ］ can be between 20 millimeters and 30 millimeters, the diameter phi of suction adjusting overcoat ［ 5 ］ can be between 25 millimeters to 30 millimeters, and the total length L of this instrument can be between 200 millimeters and 300 millimeters.
Embodiment three
Fig. 3 is the single head magnetic loading and unloading material instrument of embodiment three.
Present embodiment is specially adapted to by towards other part length workpiece that is short and the shape deformity, two embodiment of front ask by towards greater than instrument sucker diameter two times of the width of part, otherwise there is not fulcrum, discharging difficulty even can't discharging, present embodiment by towards part no matter be what shape, as long as part is more than or equal to the diameter of sucker, unloads as long as press discharging depression bar ［ 6 ］ material during discharging.
What present embodiment was structurally different with aforementioned two embodiment is: it has partly all done improvement at connecting elements and sucker.As shown in Figure 3, partly increased magnet base overcoat ［ 7 ］ at sucker, magnet base overcoat ［ 7 ］ is fixedlyed connected with connecting rod ［ 3 ］ by rivet ［ 10 ］, increases connecting plate ［ 8 ］ in the top of magnet base ［ 1 ］ simultaneously.Partly increase a device for discharging at connecting elements, discharging depression bar ［ 6 ］ that is shaped with the punching out of copper iron sheet just, it flexibly connects by split pin ［ 9 ］ and connecting rod ［ 3 ］, the front end of depression bar ［ 6 ］ and connecting plate ［ 8 ］ connect together, and it makes discharging depression bar ［ 6 ］ keep open position by the tension force of stage clip ［ 11 ］.When drawing quilt towards part, operator's operating process two embodiment as described above is the same, when other part is put into punch die, in the time of need withdrawing from instrument, the operator only needs to press down the right-hand member of discharging depression bar ［ 6 ］ with a finger, discharging depression bar this moment ［ 6 ］ is a fulcrum with split pin ［ 9 ］, utilize lever principle, the left end of its discharging depression bar ［ 6 ］ must lift, and drives the connecting plate ［ 8 ］ that links to each other with it, and drives the magnetic core seat ［ 1 ］ that links to each other with it by connecting plate ［ 8 ］, magnetic core ［ 2 ］ links to each other with connecting plate ［ 8 ］ by magnetic core seat ［ 1 ］, connecting plate ［ 8 ］ is when raising, and magnetic core ［ 2 ］ is also corresponding to be raised, and leaves and is inhaled part, when reach certain apart from the time, because to being inhaled weakening of part suction power, until not drawing part, to reach the purpose of the material returned.When finger left discharging depression bar ［ 6 ］, magnetic core seat ［ 1 ］ utilized the tension force of its deadweight and stage clip ［ 11 ］, and discharging depression bar ［ 6 ］ is set back, and promptly the working face of magnetic core ［ 2 ］ and magnetic core seat overcoat ［ 7 ］ is in same plane.
Present embodiment is applicable to the diameter of punching more than or equal to sucker, and the shape of punching is unrestricted.
Embodiment four
Fig. 4 is omnipotent magnetic core punch press loading and unloading material instrument, this embodiment is the bottom at single head magnetic loading and unloading material instrument magnetic core seat overcoats ［ 7 ］, fixedly this backing plate of backing plate ［ 12 ］ that a slice diameter is identical with the diameter of magnetic core seat overcoat ［ 7 ］ can be copper sheet, aluminium flake or nylon6 chips.Because aforesaid three embodiment, just powerless when being inhaled part less than the diameter of magnetic core seat overcoat ［ 7 ］, present embodiment then can address this problem.Even resemble grain of rice part of a size, in the same old way can the charging and the material returned, course of action during suction is the same with top three embodiment, during discharging, its action is the same with the 3rd embodiment one single head magnetic core punch press loading and unloading material instrument: the operator is as long as press down the right-hand member of discharging depression bar ［ 6 ］.Magnetic core this moment ［ 2 ］ leaves backing plate ［ 12 ］, and the quilt below backing plate ［ 12 ］ is inhaled little punching, falls because of weakening gradually of instrument sucker suction relies on deadweight, has promptly finished the discharging action.
Embodiment five
Fig. 5,6 is double end magnetic punch press loading and unloading material instrument, it compares (Fig. 4) with single head magnetic punch press loading and unloading material instrument, has increased a sucker and crossbeam ［ 13 ］ (see figure 6) that makes two magnetic core seats keep the synchronous connecting plate with two suckers of action to link to each other.Other structure and method of operating and single head magnetic punch press loading and unloading material instrument are just the same, owing to increased a sucker, its suction force has just increased by one times, so it is applicable to the punching that area is bigger.
Claims (7)
1, relates to a kind of Magnetic tools of punch press loading and unloading material instrument, it is characterized in that this instrument comprises: handle portion, connecting elements and the suction cup portion that permanent-magnet material is housed; Above-mentioned handle links to each other by connecting elements with suction cup portion.
2, a kind of Magnetic tools according to claim 1 is characterized in that the said suction cup portion that permanent-magnet material is housed comprises magnetic core seat ［ 1 ］, and the suction that magnetic core ［ 2 ］ and having is threaded with magnetic core seat ［ 1 ］ is regulated overcoat ［ 5 ］.
3, a kind of Magnetic tools according to claim 2 is characterized in that said permanent magnetism core ［ 2 ］ is that permanent-magnet material Rare-Earth Cobalt powder compaction becomes.
4, a kind of Magnetic tools according to claim 2 is characterized in that said core material is that neodymium, iron, boron powder are pressed into.
5, a kind of Magnetic tools according to claim 1 is characterized in that the said suction cup portion that permanent-magnet material is housed comprises: magnetic core seat ［ 1 ］, magnetic core ［ 2 ］ magnetic core seat overcoat ［ 7 ］ and cover the backing plate ［ 12 ］ of magnetic core seat overcoat ［ 7 ］ bottom.
6, a kind of Magnetic tools according to claim 1, it is characterized in that said connecting elements partly comprises connecting rod ［ 3 ］ and the device for discharging with stage clip ［ 11 ］ and depression bar ［ 6 ］, this device for discharging flexibly connects by opening pin ［ 9 ］ and connecting rod ［ 3 ］.
7, a kind of Magnetic tools according to claim 1 is characterized in that the said suction cup portion that permanent-magnet material is housed is that two or two above magnetic chucks are formed by connecting by crossbeam ［ 13 ］.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87213856 CN87213856U (en) | 1987-09-28 | 1987-09-28 | Magnetic feeding and discharging tool fool punching machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87213856 CN87213856U (en) | 1987-09-28 | 1987-09-28 | Magnetic feeding and discharging tool fool punching machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87213856U true CN87213856U (en) | 1988-06-15 |
Family
ID=4828279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87213856 Withdrawn CN87213856U (en) | 1987-09-28 | 1987-09-28 | Magnetic feeding and discharging tool fool punching machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87213856U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989924A (en) * | 2012-08-20 | 2013-03-27 | 苏州孚杰机械有限公司 | Magnetic chuck for safe operation of friction press |
| CN104014679A (en) * | 2014-06-12 | 2014-09-03 | 安徽江淮专用汽车有限公司 | Plate feeding device |
| US11383284B2 (en) | 2016-09-09 | 2022-07-12 | Mate Precision Technologies Inc. | Press brake tool engagement system |
-
1987
- 1987-09-28 CN CN 87213856 patent/CN87213856U/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989924A (en) * | 2012-08-20 | 2013-03-27 | 苏州孚杰机械有限公司 | Magnetic chuck for safe operation of friction press |
| CN104014679A (en) * | 2014-06-12 | 2014-09-03 | 安徽江淮专用汽车有限公司 | Plate feeding device |
| CN104014679B (en) * | 2014-06-12 | 2016-07-06 | 安徽江淮专用汽车有限公司 | Plate pay-off |
| US11383284B2 (en) | 2016-09-09 | 2022-07-12 | Mate Precision Technologies Inc. | Press brake tool engagement system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |