CN103157728A - Stampings bonding prevention device for stamping die - Google Patents
Stampings bonding prevention device for stamping die Download PDFInfo
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- CN103157728A CN103157728A CN2013100940690A CN201310094069A CN103157728A CN 103157728 A CN103157728 A CN 103157728A CN 2013100940690 A CN2013100940690 A CN 2013100940690A CN 201310094069 A CN201310094069 A CN 201310094069A CN 103157728 A CN103157728 A CN 103157728A
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Abstract
The invention discloses a stampings bonding prevention device for a stamping die and is suitable for punching of coiled materials. The stampings bonding prevention device for the stamp die comprises two rotary cylinders which are located on one side of the die, and the coiled materials go in from the side. The two rotary cylinders are tightly attached to each other and arranged up and down. Each rotary cylinder comprises an oil storage drum with two sealed ends and an oil impregnating layer which is arranged on the outer side of the oil storage cylinder. The oil impregnating layer has elasticity. A plurality of oil impregnating holes are uniformly formed in the circumferential surface of each oil storage cylinder. One ends of the oil storage cylinders are connected with a punching oil conveying system through pipelines. A damping layer with elasticity is arranged between each oil storage cylinder and each oil impregnating layer. A plurality of oil impregnating cylinders are uniformly arranged on the circumferential surface of each damping layer and embedded in each oil impregnating layer. Oil outlet holes which penetrate through the inner surface of each damping layer are formed in each oil impregnating cylinder. Kerfs which are communicated with the oil outlet holes are uniformly arranged on the circumferential surface of each oil impregnating cylinder. The stampings bonding prevention device for the stamp die can prevent stampings from bonding with the die, and therefore continuous punching can be achieved, and influence of machine halt on production efficiency is avoided. Besides, the stampings bonding prevention device for the stamp die is beneficial for prolonging service life of the die and improving punching quality of products.
Description
The application is to be dividing an application of 201110413639.9 application for a patent for invention to application number, the applying date of original application: on December 13rd, 2011, the denomination of invention of original application: a kind of device of avoiding stamping adhesion of stamping die
Technical field
The present invention relates to the punch forming process technology, especially relate to a kind of erosion control bits adhering device for the lithium battery pole slice accurate punching.
Background technology
Can produce a small amount of bits that rush in the die-cut process of mould, and adhere on mould, particularly in the materials process of die-cut picture aluminium or aluminium alloy one class, because the temperature at die point place is very high, rushing of aluminium matter considered very easily adhesion to be worth doing and is attached on mould, thereby it is even damaged to cause converted products to produce burr, has reduced the qualification rate of product.For as be used for the accurate punching of aluminum alloy materials of lithium battery pole slice one class of electric automobile, the problems referred to above can be more outstanding.At present, people adopt following two kinds of modes to solve usually:
The first is the intermittence cleaning mode, first allows equipment downtime, then disassembles mould, more manually mould is cleaned with non-dust cloth and punching oil.This mode can play the effect of certain cleaning mold, still, disassembles too frequently mould and can shorten the mold use life-span, reduce production efficiency, and if reduce the number of times of disassembling of mould, the bonding that is difficult to avoid rushing bits, thereby the qualification rate of reduction product.
The second is to optimize Design of Dies, by increasing groove design in cutting edge section, accumulates gradually at the mould concave part from make the punching bits die-cut process, stops metal fillings to be attached on mould.This mode can alleviate the impact that the punching bits use mould, but can not fundamentally solve the problem of punching bits bonding.
A kind of " cleanable press machine " disclosed on Chinese patent literature, the day for announcing is on August 1st, 2007, Granted publication number is CN 101007449A, it arranges the guider that is connected with drift on mould, after the punching molding certain hour, drift is out cleaned from decompressor lira along guider, after waiting cleaning complete, then drift is resetted along guider.This scheme can be removed loaded down with trivial details mould from and be disassembled work; be conducive to extend the mold use life-span, but its cleaning procedure remains the cleaning of clearance-type, needs shutdown operation; therefore can't avoid rushing the reduction of bonding and the product percent of pass of bits fully, and production efficiency is produced adverse influence.
Summary of the invention
The present invention is in order to overcome the existing punching of the die-cut technology of existing mould bits easily when bonding, mould cleaning expense and the low problem of production efficiency, a kind of device that bits bond and realize continuous cutting of avoiding rushing to be provided
to achieve these goals, the present invention is by the following technical solutions: a kind of device for diel erosion control bits bonding, be applicable to the die-cut of coiled material, comprise that the coiled material that is positioned at mould sends into a side, two cylinders mutually being close to and arranging up and down, described cylinder comprises the oil drum of closed at both ends and is located at the resilient oil seepage layer in the oil drum outside, the periphery of oil drum is provided with some equally distributed oil seepage holes, one end of oil drum is connected with the punching oil induction system by pipeline, also be provided with flexible damping layer between oil drum and oil seepage layer, the periphery of damping layer is provided with some even distributions and is embedded in the interior oil impregnate cylinder of oil seepage layer, be provided with the oil outlet that connects the damping layer inner surface in the oil impregnate cylinder, and some joint-cuttings that are communicated with oil outlet are set equably on the periphery of oil impregnate cylinder.
Two cylinders up and down in the device of avoiding stamping adhesion of stamping die of the present invention be used for liquidating upper and lower surface coating one deck punching oil of writing that surpasses all the others material, can greatly increase the greasy property of coiled material when punching molding, avoid the generation of rushing bits that is easy to occur when dryness is die-cut, is conducive to improve die-cut quality.Especially; punching oil can play the effect of cold oil; add its good greasy property; even make the coiled material that is coated with punching oil produce the bits that rush of trace when punching molding, sintering phenomenon can not appear, and wherein major part is rushed bits and can automatically be fallen; and the absorption affinity that a small amount of punching is considered to be worth doing due to punching oil is adsorbed on mould; and the vibrations when die-cut fall, thereby can avoid mould is carried out downtime, have effectively improved production efficiency.In addition, it is die-cut that the coiled material that is coated with punching oil also makes mould be easy to, thereby be conducive to improve the mold use life-span, reduces the grinding number of times of cutting edge.Compare with the spray mode of cooling fluid common in general machine cut processing, punching oil in the present invention is progressively to be penetrated into the oil seepage layer outer surface from oil drum, and then coat equably the upper and lower surface of coiled material by two cylinders, thereby both can equably punching oil have been coated the upper and lower surface of whole coiled material, can reduce significantly the use amount of punching oil again, reduce production costs.Especially, punching oil can adopt high volatile volatile, low viscous essence punching oil, and coiled material surface is thin and uniform oil film can volatilize voluntarily and leave no trace, and therefore, the product after die-cut can avoid cleaning, has reduced manufacturing procedure.In addition, punching oil is to be exuded to from joint-cutting after the oil outlet of oil impregnate cylinder in the oil seepage layer on top layer, therefore can make the wall thickness of oil impregnate cylinder less than the wall thickness of damping layer, thereby when making damping layer be subject to the pressure of punching oil, the oil impregnate cylinder can expand and punching oil is oozed out prior to damping layer.Particularly, ooze out in process at punching oil, whole damping layer need not to expand, and just a part of oil impregnate cylinder among a small circle to the extruding of oil seepage layer, therefore can reduce the exudation pressure of punching oil significantly.And, closeer a plurality of oil impregnate cylinders can be set on damping layer and can not affect its intensity, joint-cutting on the oil impregnate cylinder is arranged on whole periphery, so can be conducive to improve evenly oozing out of punching oil, finally make cleaning coiled material homogeneous immersion, and avoid punching oil too much to ooze out because of the part waste that causes.
As preferably, described punching oil induction system comprises the oil storage tank of a sealing, and the top of oil storage tank is provided with compressed air inlet port, and the bottom of oil storage tank is provided with oil-out, and oil-out is connected with flow control valve and oil drum successively by pipeline.Punching oil of the present invention is by compressed air delivery, and conventional pump mode of movement ratio, can greatly simplify overall structure and the energy consumption of punching oil induction system.Flow control valve can be controlled the length of time of delivery of punching oil and the size of flow, thereby realizes the accurate conveying of punching oil, avoids causing waste.
As preferably, the outer surface of described oil seepage layer is provided with the asperities that is evenly arranged, thereby the punching oil that can effectively avoid being exuded to the seepage layer surface flows to the downside of cylinder because of action of gravitation, and then can improve the uniformity of punching oil coating.Especially, asperities can make and produce a space between cylinder and coiled material, thereby is conducive to guarantee the thickness of oil film.
As preferably, be provided with backing roll at cylinder away from a side of mould and mutually be close to and be positioned at clearer above backing roll, described clearer inner hollow, be provided with to its outer circumference face equal intervals some helical arrangement, the flexible rib of scraping, and being provided with adsorption hole between rib scraping, an end of clearer is connected with vavuum pump by pipeline.Coiled material is between backing roll and clearer, and backing roll can be played a supporting role to coiled material, makes the coiled material that enters two cylinders keep smooth.Especially, the rotation direction of the clearer above backing roll can be opposite with the moving direction of coiled material, the scraping rib and the impurity of coiled material surface absorption can be scraped from coiled material of clearer surface, and by the adsorption hole sucking-off, to guarantee the cleaning of coiled material, be conducive to improve die-cut quality.
As preferably, the two ends of cylinder are respectively equipped with vertical guide rail, and bearing block and the guide rail of idler pulley are slidably connected, and the downside of the bearing block at the cylinder two ends of its middle and lower part is provided with the height adjusting screw; The upside of the bearing block at the cylinder two ends on top is provided with holddown spring, and the upper end of holddown spring is provided with the pressure of being close to holddown spring and adjusts bolt.Because the bearing block at cylinder two ends is to be slidably connected on vertical guide rail, therefore, the height of cylinder can be adjusted by the height adjusting screw as required, makes it adapt to different mold heights, and then the maintenance level of trying one's best when guaranteeing coiled material die-cut.Pressure is adjusted the pressure of capable of regulating holddown spring to bearing block of bolt, and then changes as required two pressure sizes between cylinder.
As preferably, be provided with the aeration cleaning brush that is connected with the counterdie magnetic outside the patrix of mould.The aeration cleaning brush is the brush with blowing nozzle that a lametta is made, its gap between upper die and lower die, and be fixed on counterdie by the mode of magnetic, thereby be convenient to movement and the adjustment of its position, when patrix was descending, patrix contacted with the aeration cleaning brush, and the aeration cleaning brush can be brushed a small amount of trickle punching bits that are adsorbed on patrix from patrix, the gases at high pressure that spray in the blowing nozzle counterdie that it can be blown off, thus keep the cleaning of mould.
Therefore, the present invention has following beneficial effect: can avoid the punching bits to be bonded on mould, thereby can realize continuous cutting, avoid affecting production efficiency because shutting down, and be conducive to extend the mold use life-span, improve the die-cut quality of product.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the schematic diagram of lift supporting structure in the present invention.
Fig. 3 is a kind of structural representation of intermediate roll of the present invention.
Fig. 4 is a kind of structural representation of clearer in the present invention.
Fig. 5 is a kind of structural representation of punching oil induction system in the present invention.
in figure: 1, cylinder 11, asperities 2, lift supporting structure 21, guide rail 22, bearing block 23 overhead gages 24, lower baffle plate 25, height adjusting screw 26, holddown spring 27, pressure is adjusted bolt 28, compressing tablet 3, coiled material 42, oil drum 43, oil seepage hole 44, damping layer 443, oil impregnate cylinder 444, oil outlet 445, splitter box 49, oil seepage layer 5, punching oil induction system 51, oil storage tank 52, compressed air inlet port 53, oil-out 54, flow control valve 6, clearer 61, scrape rib 62, adsorption hole 7, backing roll 8, aeration cleaning brush 91, patrix 92, counterdie
The specific embodiment
The present invention will be further described below in conjunction with accompanying drawing and the specific embodiment.
As shown in Figure 1, a kind of device for diel erosion control bits bonding of the present invention, it is applicable to the die-cut of coiled material, comprises that the coiled material that is positioned at mould sends into two cylinders 1 of a side level and carry the punching oil induction system 5(of punching oil referring to Fig. 5 to cylinder).two cylinders mutually are close to and arrange up and down to be used at coiled material 3 upper and lower surface coating punching oils, adjustable for height lift supporting structure 2 can be adopted in the two ends of cylinder, as shown in Figure 2, the lift supporting structure comprises the guide rail 21 that is arranged on vertically the cylinder two ends, bearing block 22 and guide rail that the cylinder two ends are used for supporting consist of being slidably connected of up and down, the two ends up and down of guide rail are respectively equipped with overhead gage 23 and lower baffle plate 24, the lower baffle plate of bearing block downside that is positioned at the cylinder two ends of bottom is provided with height adjusting screw 25, the bearing block downside at the cylinder two ends of bottom is withstood in the upper end of height adjusting screw.When rotating the height adjusting screw, the height of height adjusting screw changes thereupon, and then can drive the oscilaltion of bearing block at the cylinder two ends of bottom.Be provided with holddown spring 26 between the upside of the bearing block at the cylinder two ends on top and overhead gage, be provided with pressure on overhead gage and adjust bolt 27, the lower end that pressure is adjusted bolt arranges compressing tablet free to rotate 28, and this compressing tablet is close to the holddown spring upper end.The upper-lower position of capable of regulating compressing tablet when rotation pressure is adjusted bolt, and then the elasticity of adjustment holddown spring is to change two pressure sizes between cylinder.
In order to make on coiled material the coating thickness of punching oil suitable and even, cylinder in the present invention can adopt structure as shown in Figure 3, the center of cylinder is the stainless steel oil drum 42 of a closed at both ends, and some equally distributed oil seepage holes 43 are set on the periphery of oil drum.Outermost at cylinder is provided with flexible oil seepage layer 49, and oil seepage layer can adopt microcellular rubber to make.The damping layer 44 of being made by silica gel is set between oil storage barrel and oil seepage layer, damping layer adopts single layer structure, the periphery of damping layer is provided with the oil impregnate cylinder 443 of some even distribution evaginations, the oil impregnate cylinder is embedded in the oil seepage layer of extexine, be provided with the oil outlet 444 that connects the damping layer inner surface in the oil impregnate cylinder, and some joint-cuttings that are communicated with oil outlet are set on the periphery of oil impregnate cylinder equably, the inner surface of damping layer is provided with the splitter box 445 that is communicated with each oil outlet.The joint-cutting that is arranged on the oil impregnate cylinder can be the 4-6 bar, and along the axial setting of oil impregnate cylinder, evenly distributes on the periphery of oil impregnate cylinder simultaneously, so that oozing out of punching oil is more even.In addition, the wall thickness of oil impregnate column part can be significantly less than the wall thickness of damping layer, generally can be between the 1-1.5 millimeter, thus make punching oil be easy to ooze out, be conducive to reduce the exudation pressure of punching oil.In addition, the bearing block at cylinder and two ends is for being rotationally connected, and, can drive cylinder and rotate voluntarily when passing and moving between two cylinders when coiled material.
In addition, the asperities 11 that can be evenly arranged in the outer surface setting of cylinder oil seepage layer, asperities can adopt the regular figures such as rhombus, regular hexagon, and it highly can be controlled between the 0.3-0.6 millimeter, to guarantee to be applied to the oil film thickness of coiled material surface.
as shown in Figure 5, punching oil induction system 5 of the present invention comprises the oil storage tank 51 of a sealing, be filled with punching oil in oil storage tank, punching oil can adopt high-volatile essence punching oil, the top of oil storage tank is openable seal cover, thereby facilitate the interpolation of punching oil, seal cover is provided with compressed air inlet port 52, the bottom of oil storage tank is provided with oil-out 53, compressed air inlet port is connected with the compressed air pump (not shown) by pipeline, oil-out is connected by the input port of pipeline with flow control valve 54, the delivery outlet of flow control valve is connected with oil drum by pipeline.Punching oil in oil storage tank oil-out from the bottom under compressed-air actuated promotion flows out, and enters in oil drum through after flow control valve, by adjusting uninterrupted and the opening/closing time of flow control valve, can accurately control the output quantity of punching oil.Entering into the punching oil that has certain pressure in oil drum expands resilient damping layer, the tiny oil impregnate outlet that is decussation on damping layer is opened, punching oil can be by tiny oil impregnate outlet by the absorption of the oil seepage layer of extexine, to be used for the coating to coiled material.
Further, as shown in Figure 1, be provided with the backing roll 7 of level at cylinder away from a side of mould and be positioned at above backing roll and be close to the clearer 6 that can rotate voluntarily with it.As shown in Figure 4, the clearer inner hollow, what be provided with to its outer circumference face equal intervals four helical arrangement scrapes rib 61, scraping rib can adopt the rubber elastomeric material to make, clearer is provided with adsorption hole 62 with the internal communication of hollow scraping gap between rib, one end of clearer is connected with the vavuum pump (not shown) by pipeline, and the rotation direction of clearer is opposite with the moving direction of coiled material.For the height that makes backing roll and the matched of cylinder, backing roll can adopt the adjustable for height lift supporting structure identical with cylinder with clearer two ends, thereby is conducive to the flat support of coiled material.
Especially, as shown in Figure 1, patrix 91 arranged outside aeration cleaning brushes 8 at mould, the aeration cleaning brush comprises a support and the annular gas pipe that is connected to support top, annular gas pipe is trapped among the outside of patrix, and be provided with some equally distributed blowing nozzles near patrix one side, the bottom of support is provided with magnetic attracting device, can be fixed on quickly and easily on counterdie 92, be provided with intensive lametta on the surface of annular gas pipe, make it form brush and sac like, the end at annular gas pipe connects compressed air hose simultaneously.In addition, annular gas pipe can be made by soft rubber tube, with can be according to different patrix alteration of form shapes, thereby and maintain a certain distance between patrix, guarantee the cleaning action to patrix.
During the device busy of avoiding stamping adhesion of stamping die of the present invention, at first by adjusting the lift supporting structure, can easily coiled material flatly be supported, and the maintenance height identical with counterdie, to be conducive to punching molding.Need die-cut coiled material first to pass between backing roll and clearer, this moment, clearer was done in the opposite rotation of translation direction of coiled material, be close on the clearer on coiled material four and scrape the bits that rush that rib will fall at the coiled material upper surface and wait impurity to strike off, and siphon away by adsorption hole.Scrape rib form on the upper side face of coiled material many with the translation direction of coiled material at an angle and the continuous scratch that is connected side by side, thereby can guarantee striking off fully impurity.
Coiled material is entering into after the process preliminary cleaning of clearer between the cylinder of two of up and down, and owing to having certain pressure between two cylinders in up and down, therefore, coiled material moving horizontally when die-cut can drive the rotation voluntarily of two cylinders.And the punching oil that is exuded to outer surface of cylinder namely can be used for the soaked rolls surface.Because cylinder surface is provided with asperities, therefore, has a very little gap between cylinder and coiled material, thereby can guarantee that the oil film that is adsorbed on coiled material surface has certain thickness.
The coiled material that soaks through punching oil carries out when die-cut entering mould inside, due to the good greasy property of punching oil, makes and can avoid the bits that rush that rush the generation of bits or only produce minute quantity when die-cut.The cooling effect of punching oil and lubrication are a small amount of rush bits and can not be bonded on mould because of sintering, carry out when die-cut when patrix is descending, patrix and the friction of aeration cleaning brush, thereby the bits that rush at patrix cutting edge place are wiped, the gases at high pressure that spray in blowing nozzle can blow clean a small amount of punching bits on mould, eliminate the impact of punching bits on die-cut quality, guaranteed the continuity of punching molding.
Claims (6)
1. one kind is used for the device that diel erosion control bits bond, be applicable to the die-cut of coiled material, it is characterized in that, comprise that the coiled material (3) that is positioned at mould sends into a side, two cylinders (1) of mutually being close to and arranging up and down, described cylinder comprises the oil drum (42) of closed at both ends and is located at the oil drum outside resilient oil seepage layer (49), the periphery of oil drum is provided with some equally distributed oil seepage holes (43), one end of oil drum is connected with punching oil induction system (5) by pipeline, also be provided with flexible damping layer (44) between oil drum and oil seepage layer, the periphery of damping layer is provided with some even distributions and is embedded in the interior oil impregnate cylinder (443) of oil seepage layer, be provided with the oil outlet (444) that connects the damping layer inner surface in the oil impregnate cylinder, and some joint-cuttings that are communicated with oil outlet are set equably on the periphery of oil impregnate cylinder.
2. a kind of device for diel erosion control bits bonding according to claim 1, it is characterized in that, described punching oil induction system comprises the oil storage tank (51) of a sealing, the top of oil storage tank is provided with compressed air inlet port (52), the bottom of oil storage tank is provided with oil-out (53), and oil-out is connected with flow control valve (54) and oil drum successively by pipeline.
3. a kind of device for diel erosion control bits bonding according to claim 1, is characterized in that, the outer surface of described oil seepage layer is provided with the asperities (11) that is evenly arranged.
4. a kind of device for diel erosion control bits bonding according to claim 1, it is characterized in that, the clearer (6) that is provided with backing roll (7) and mutually is close to and is positioned at the backing roll top away from a side of mould at cylinder, described clearer inner hollow, be provided with to its outer circumference face equal intervals some helical arrangement, the flexible rib (61) of scraping, and being provided with adsorption hole (62) between rib scraping, an end of clearer is connected with vavuum pump by pipeline.
5. according to claim 1 and 2 or 3 or 4 described a kind of devices for diel erosion control bits bonding, it is characterized in that, the two ends of cylinder are respectively equipped with vertical guide rail (21), the bearing block of idler pulley (22) and guide rail are slidably connected, and the downside of the bearing block at the cylinder two ends of its middle and lower part is provided with height adjusting screw (25); The upside of the bearing block at the cylinder two ends on top is provided with holddown spring (26), and the upper end of holddown spring is provided with the pressure of being close to holddown spring and adjusts bolt (27).
6. according to claim 1 and 2 or 3 or 4 described a kind of devices for diel erosion control bits bonding, is characterized in that, is provided with the aeration cleaning brush (8) that is connected with counterdie (92) magnetic outside the patrix (91) of mould..
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310094069.0A CN103157728B (en) | 2011-12-13 | 2011-12-13 | A kind of device for erosion control bits bonding in diel |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310094069.0A CN103157728B (en) | 2011-12-13 | 2011-12-13 | A kind of device for erosion control bits bonding in diel |
| CN 201110413639 CN102451871B (en) | 2011-12-13 | 2011-12-13 | Device capable of preventing stamping adhesion of stamping die |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110413639 Division CN102451871B (en) | 2011-12-13 | 2011-12-13 | Device capable of preventing stamping adhesion of stamping die |
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| CN103157728A true CN103157728A (en) | 2013-06-19 |
| CN103157728B CN103157728B (en) | 2015-10-28 |
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| CN201310094069.0A Active CN103157728B (en) | 2011-12-13 | 2011-12-13 | A kind of device for erosion control bits bonding in diel |
| CN 201110413639 Active CN102451871B (en) | 2011-12-13 | 2011-12-13 | Device capable of preventing stamping adhesion of stamping die |
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| CN104858179A (en) * | 2015-05-28 | 2015-08-26 | 东莞沁峰机器人有限公司 | Sweeping machine of punching die |
| CN110465583A (en) * | 2019-08-31 | 2019-11-19 | 武汉皓梦源机械设备制造有限公司 | A kind of stamping die of automotive covering part |
| CN110560574A (en) * | 2019-10-11 | 2019-12-13 | 顾丽娟 | Sheet metal stamping forming device |
| CN113617933A (en) * | 2021-07-29 | 2021-11-09 | 合肥华维金属制品有限公司 | Continuous stamping die of panel beating |
| CN113617933B (en) * | 2021-07-29 | 2023-03-14 | 合肥华维金属制品有限公司 | Continuous stamping die of panel beating |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102451871A (en) | 2012-05-16 |
| CN102451871B (en) | 2013-08-28 |
| CN103157728B (en) | 2015-10-28 |
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