CN104889202A - Large-angle knife bending device for knife bending machine and knife bending machine - Google Patents
Large-angle knife bending device for knife bending machine and knife bending machine Download PDFInfo
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- CN104889202A CN104889202A CN201510315063.0A CN201510315063A CN104889202A CN 104889202 A CN104889202 A CN 104889202A CN 201510315063 A CN201510315063 A CN 201510315063A CN 104889202 A CN104889202 A CN 104889202A
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- bending
- blade
- bending machine
- guide channel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
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- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a large-angle knife bending device for a knife bending machine and the knife bending machine. The knife bending machine comprises a blade guide block, a drive mechanism and two bending blocks; and the blade guide block is provided with a guide channel for a blade for passing through, the two bending blocks are respectively and vertically disposed on two sides of an outlet of the guide channel of the blade guide block, and the two bending blocks are driven by the drive mechanism to rotate back and forth on the two sides of the outlet of the guide channel of the blade guide block. Because the two bending blocks are adopted to be disposed on the two sides of the guide channel, a lever type bending action is formed, and the best force-saving structure is achieved. Compared with an existing bending structure taking a drive motor rotating shaft as a force acting point, the best force-saving structure can greatly reduce drive motor power and have the advantages of high bending efficiency and low energy consumption; and an inclined plane structure is disposed at the outlet of the guide channel, a bending angle is further increased, and a bending scope greater than 90 degrees is achieved.
Description
Technical field
The present invention relates to knives bending machine technical field, be specifically related to a kind of knives bending machine wide-angle bent blade device and knives bending machine.
Background technology
Knives bending machine is widely used in the high accuracy such as electronics, photoelectricity cutting die plate and makes.Electronics, the develop rapidly of printing packaging industry now, as the industry that it is supporting---die cutting plate (cutting die) processing industry obtains very large development.Along with the increase of the market share, increasing enterprise and fund enter the sector, and the cutting die processing industry causing original profit considerable enters the condition of having difficulty in taking a step.But in the market competition taking price as principal element, enterprise is except reducing except production cost, and enhancing productivity also is the key factor of winning in competition.And computer automatic rule bender is as one of two large nucleus equipments in cutting die production, the efficiency of process cutting die and precision play a part very important.
Knives bending machine needs through stamping-out when processing cutting die, mill is cut and the step such as bending, cutting die (also claiming blade) obtains a blade blank through stamping-out, then need mill to cut different grooves so that the bending of operation below according to actual needs in blade both sides, it is little often to there is bending angle in existing knives bending machine apparatus for bending, the problems such as bending is short of power, if publication number is the Chinese invention patent of 102649134A, disclose the automatic bending device on a kind of numerical control bender, although this patent claims can the anglec of rotation can be 0-360 °, but just can find according to general knowledge, deposit in case there being blade, due to the effect length of blade, blade can touch other positions of equipment when bending, especially the exit of blade guides is the reason of plane, cause bending tool (idle running) when blade does not exist can rotate 360 °, but need bending blade once bending tool, then its may the angle greatest limit of bending be limited in ± 90 ° in.And bending tool is arranged on the front end of guider, the length of whole lathe will certainly be made to increase, be unfavorable for the reasonability layout in space.
In addition, bender automatic bending device disclosed in this patent, blade is by bending tool pivot, and its turning moment certainly will reduce, and the driving power therefore for motor has higher requirement, from power consumption angle, is unfavorable for energy-conservation power consumption.
Summary of the invention
The invention provides a kind of knives bending machine wide-angle bent blade device and knives bending machine, to solve the problem.
A kind of knives bending machine wide-angle bent blade device that the embodiment of the present invention provides, comprise: blade guide pad, driving mechanism and two folded blocks, blade guide pad has the guide channel passed through for blade, two folded blocks are vertically arranged on the both sides, guide channel exit of blade guide pad respectively, and drive two folded blocks to carry out back rotation in the guide channel outlet both sides of blade guide pad by driving mechanism.
Preferably, the end both sides of blade guide pad are provided with intilted inclined-plane from front to back, and guide channel outlet is positioned at the summit place that inclined-plane, both sides is formed.
Preferably, to cave inward formation groove at vertical direction inside folded block.
Preferably, driving mechanism comprises transmitting gear and drive motors, and two folded blocks are vertically fixed on this transmitting gear respectively, and drive motors drives transmitting gear to carry out back rotation by driven wheel.
Preferably, transmitting gear is two and is oppositely arranged, and the two ends of folded block are fixed between two transmitting gears, the driving shaft of drive motors be provided with two respectively with the driven wheel of the corresponding engagement of two transmitting gears.
Preferably, also comprise auxiliary drive motor, the driving shaft of auxiliary drive motor is also provided with two corresponding with two transmitting gears respectively auxiliary drive gear, two auxiliary drive gear on auxiliary drive motor engage each other with corresponding transmitting gear respectively by two idler gears.
Additionally provide a kind of knives bending machine in the present embodiment, comprise bent blade device, described bent blade device adopts above-mentioned knives bending machine wide-angle bent blade device.
Technique scheme can be found out, because the present invention adopts two folded blocks to be arranged on guide channel both sides, form lever-type flexing movement, reach best labor-saving structure, compared to the existing bending structure being impetus with drive motors rotating shaft, can greatly reduce drive motors power, bending efficiency is high, energy consumption is low, and ramp structure is set in guide channel outlet, further increase the angle of bending, achieve the bending scope being greater than 90 °.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of bent blade device in the embodiment of the present invention 1;
Fig. 2 is the plan structure schematic diagram of position relationship between folded block and blade guide pad in the embodiment of the present invention 1;
Fig. 3 is that in the embodiment of the present invention 1, bent blade device removes the structural representation after shell.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1:
The embodiment of the present invention provides a kind of knives bending machine wide-angle bent blade device, shown in composition graphs 1 to Fig. 3, comprise: blade guide pad 1, driving mechanism 2 and two folded blocks 3, blade guide pad 1 has the guide channel passed through for blade 4, the guide channel that two folded blocks 3 are vertically arranged on blade guide pad 1 respectively exports 11 both sides, place, and drives two folded blocks 3 to export 11 both sides at the guide channel of blade guide pad 1 by driving mechanism 2 to carry out back rotation.What is called is carried out back rotation and is referred to using blade guide pad 1 as reference herein, and folded block is walked around guide channel by the side of blade guide pad and exported 11 and forward opposite side to, and then reset back initial side, as a complete rotational action back and forth.When blade 4 stretches out in guide channel, if need the left side bending blade to guide channel, then the left side wall of guide channel outlet can as a fulcrum, the folded block be positioned on the right side of guide channel applies bending pressure to blade, make blade bending, and bending tool of the prior art arranges a passage mated with guide channel, in the passage rear drive bending of blade by this coupling, on the one hand, one of them sidewall of bending tool passage can once for applying the actuating arm of bending power, but another relative sidewall will become a bending to be hindered, cause blade may occur the bending of S shape, affect bending effect, obviously, folded block owing to being arranged on guide channel both sides in the present embodiment is independent of each other, better simply realization can bend effect, and do not worry bending angle excessive and occur the bending of S shape, on the other hand, in the bending tool structure of prior art, the channel side wall becoming bending obstruction can offset part moment, rotatory force is exported large, but moment is not the phenomenon that equal proportion increases, effective power is had a greatly reduced quality, and in the present embodiment, obvious folded block is arranged on guide channel both sides and adds moment, improves effective power.
In order to further increase bending angle, break through the restriction of 90 °, the end both sides of blade guide pad 1 are provided with intilted inclined-plane 12 from front to back, and guide channel outlet 11 is positioned at the summit place that inclined-plane, both sides is formed.In fact, if this inclined-plane is planar structure (i.e. surfacing), then guide channel outlet 11 is positioned on the summit of an isosceles triangle, but it is planar structure that the present invention does not limit to innings inclined-plane, inclined-plane also can be the inclined-plane (and surface is cambered surface) that arcwall face is formed.Meanwhile, because the inclined-plane of both sides is arranged, guide channel exports the area of 11 front ends, place can little (because taper off to a point), and in the process of blade bending, pressure can increase, and is more conducive to the bending of blade, promotes bending efficiency.Be appreciated that the slope on inclined-plane determines the angular range of bending.
Cave inward at vertical direction inside folded block 3 in the present embodiment and form groove 31, this groove 31 can coordinate with convexing to form of sidewall joining place with described inclined-plane on blade guide pad, namely groove 31 can avoid this projection, make folded block 3 can be less with blade guide pad sidewall separation, structure is more tight, and space utilization is more reasonable.Certainly, if do not design this groove structure in other embodiments, then folded block 3 increases with the spacing of blade guide pad 1, just can sacrifice space hold.
Driving mechanism 2 comprises transmitting gear 21 and drive motors 22, two folded block 3 is vertically fixed on this transmitting gear 21 respectively, and drive motors 22 drives transmitting gear 21 to carry out back rotation by driven wheel.In the present embodiment, transmitting gear and driven wheel are all covered by a shell 5, ensure the security of operation, wherein, blade guide pad 1 can be fixed on this shell, also can be fixed on the board of knives bending machine by fixed support, those skilled in the art can select to install according to actual environment, and blade guide pad 1 is fixing is in the present embodiment fixed together with shell 5, and then shell 5 is fixed on the board of knives bending machine further.Obviously, in the present embodiment, the shaft axis of transmitting gear and drive motors driving shaft stagger and arrange, and not on the same line, torque is increased, enhances driving force.
Transmitting gear 21 is two and is oppositely arranged, and the two ends of folded block 3 are fixed between two transmitting gears 21, the driving shaft 221 of drive motors 22 be provided with two respectively with the driven wheel 222 of the corresponding engagement of two transmitting gears 21.Transmitting gear and driven wheel are all paired settings, and folded block is arranged between two transmitting gears, are subject to balanced driving force, rotate more stable.
In the present embodiment, folded block 3 is a kind of detachable settings, the inner side relative at two transmitting gears is provided with outstanding erection column, the folded block position corresponding with erection column sidewall is equipped with screwed hole, folded block is bolted on the erection column of transmitting gear, thus the size of adjustment folded block can be changed according to actual needs, apply more convenient.Folded block two ends are vertical installation portion, extend to form forward semiorbicular bending part, installation portion arranges screwed hole by two installation portions, and this kind of folded block can increase torque further, and reduces the rotational travel of drive motors, have the meaning reducing power consumption.
In order to ensure that bent blade device has stable power stage in the present embodiment, also set up an auxiliary drive motor 23, the driving shaft 231 of auxiliary drive motor 23 is also provided with two corresponding with two transmitting gears 21 respectively auxiliary drive gear 232, two auxiliary drive gear 232 on auxiliary drive motor 23 engage each other with corresponding transmitting gear 21 respectively by two idler gears 233.The setting of auxiliary drive motor not only can ensure when drive motors quits work, motor provides driving force in support, and engaged with transmitting gear by idler gear, can also according to the installation site of the diameter of idler gear adjustment stand-by motor, thus provide advantage for space layout.
Embodiment 2:
Provide a kind of knives bending machine in the present embodiment, this knives bending machine comprises bent blade device, and described bent blade device adopts the knives bending machine wide-angle bent blade device in above-described embodiment 1.Therefore, the concrete structure of bent blade device and operation principle all with reference to the specific descriptions in above-described embodiment 1, can repeat no more herein.
For other devices in knives bending machine, those skilled in the art can be known by prior art, also repeat no more herein.
There is provided a kind of edging device in the present embodiment, well can coordinate with this bent blade device, thus promote knives bending machine operating efficiency further, on installation site, edging device is positioned at bent blade device front, and namely edging device is at the previous station of bent blade device.Edging device comprises: edging driving mechanism, mill dish drive motors, blade leading truck, be positioned at the mill dish installing rack of blade leading truck guide rail both sides, the guide rail of blade leading truck is set to level longitudinally, each mill dish installing rack has triangle to grind dish and rectangle mill dish towards the side in the vertical direction distributing installation of leading truck, triangle mill dish and rectangle mill dish can exchange at the erection sequence of vertical direction, the position of blade leading truck guide rail both sides correspondence mill dish is provided with the opening of vertical direction, so that mill dish is through this opening processing blades, mill dish installing rack can be distinguished by edging driving mechanism and vertically moves with horizontal cross, mill dish drive motors drives mill dish to rotate.Mill dish drive motors can be fixed on mill dish installing rack, can be driven by the drive motors of correspondence by each mill dish, but in order to reduce space hold in the embodiment of the present invention, also in order to simplified apparatus structure, raising efficiency, four mill dish drive by a mill dish drive motors, and this mill dish drive motors is not arranged on mill dish installing rack, and be mounted on edging driving mechanism, the space hold at processing component (mill dish) place of reduction equipment, and realize a drive motors by Timing Belt and synchronizing wheel and drive four to grind dish.The mounting means of Timing Belt and synchronizing wheel is that those skilled in the art can be known by prior art, repeats no more herein.In order to the safety of operator in the embodiment of the present invention, blade leading truck has been installed a protective cover, this protective cover will grind dish, blade leading truck covers within it, and the protective cover position corresponding with blade leading truck guide rail is provided with guide openings.
Certainly the mill dish symmetrical setting being in the horizontal positioned at blade leading truck guide rail both sides is not got rid of in other embodiments, this is also the mentality of designing of most equipment, it is thought like this can the balanced stress balance from process equipment both sides, but, this design can ignore the limited space utilization of working position, and think that symmetrical mill dish is arranged the opening of blade leading truck guide rail in both sides can be made also to be symmetrical, lack the support in the mill relative side of dish during mill dish mill cutting edge, mill is cut not steady.And setting of in the present embodiment, mill dish being staggered, first mill dish space hold in the horizontal transverse direction can be reduced, secondly can also solve mill and cut unstable problem, in the present embodiment, blade leading truck is the guiding board slot passed through for holding blade, it is the plate structure with hollow gathering sill, the side of guiding board slot sidewall correspondence mill dish position is provided with the opening of vertical direction, this opening is for grinding dish by aft-loaded airfoil blade, relative another sidewall of guiding board slot upper shed forms the supporting walls of this opening relatively, namely because mill dish staggers setting, be provided with so opening also staggers, and opening is not two sidewalls of through board slot, so relative another sidewall of opening just can form supporting walls, when processing blades, support to blade is provided, mill dish mill is made to cut more stable.
In order to increase the stability of grinding and cutting further in the present embodiment, knife face leading truck both sides are also provided with the press cutter mechanism for pushing down blade side when grinding cutting edge.This press cutter mechanism can impose the thrust on sidewall to blade, the existing cylinder mechanism that therefore those skilled in the art can adopt realizes, and such as, be arranged on by cylinder on platen, the piston rod of cylinder imposes thrust from blade side.But, as mentioned above, the space utilization problem at processing component place is focused in the present embodiment, directly cylinder is arranged on blade leading truck both sides can increase space hold, visible, this edging device not only can realize the two-sided processing carrying out various ways of blade, and the space hold of whole device and stability aspect all obtain larger improvement and promote.
Knives bending machine in the present embodiment is coordinated by edging device and bent blade device, significantly can promote the operating efficiency of complete machine.
A kind of knives bending machine wide-angle bent blade device provided the embodiment of the present invention above and knives bending machine are described in detail, apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands core concept of the present invention for helping; Meanwhile, for one of ordinary skill in the art, according to thought and method of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (7)
1. knives bending machine wide-angle bent blade device, it is characterized in that, comprise: blade guide pad, driving mechanism and two folded blocks, blade guide pad has the guide channel passed through for blade, two folded blocks are vertically arranged on the both sides, guide channel exit of blade guide pad respectively, and drive two folded blocks to carry out back rotation in the guide channel outlet both sides of blade guide pad by driving mechanism.
2. knives bending machine wide-angle bent blade device as claimed in claim 1, it is characterized in that, the end both sides of blade guide pad are provided with intilted inclined-plane from front to back, and guide channel outlet is positioned at the summit place that inclined-plane, both sides is formed.
3. knives bending machine wide-angle bent blade device as claimed in claim 2, is characterized in that, to cave inward formation groove inside folded block at vertical direction.
4. the knives bending machine wide-angle bent blade device as described in claim 1 or 2 or 3, it is characterized in that, driving mechanism comprises transmitting gear and drive motors, and two folded blocks are vertically fixed on this transmitting gear respectively, and drive motors drives transmitting gear to carry out back rotation by driven wheel.
5. knives bending machine wide-angle bent blade device as claimed in claim 4, it is characterized in that, transmitting gear is two and is oppositely arranged, and the two ends of folded block are fixed between two transmitting gears, the driving shaft of drive motors be provided with two respectively with the driven wheel of the corresponding engagement of two transmitting gears.
6. knives bending machine wide-angle bent blade device as claimed in claim 5, it is characterized in that, also comprise auxiliary drive motor, the driving shaft of auxiliary drive motor is also provided with two corresponding with two transmitting gears respectively auxiliary drive gear, two auxiliary drive gear on auxiliary drive motor engage each other with corresponding transmitting gear respectively by two idler gears.
7. knives bending machine, comprises bent blade device, it is characterized in that, described bent blade device adopts the knives bending machine wide-angle bent blade device in the claims 1 to 6 described in any one.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510315063.0A CN104889202B (en) | 2015-06-10 | 2015-06-10 | Knives bending machine wide-angle bent blade device and knives bending machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510315063.0A CN104889202B (en) | 2015-06-10 | 2015-06-10 | Knives bending machine wide-angle bent blade device and knives bending machine |
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| CN104889202A true CN104889202A (en) | 2015-09-09 |
| CN104889202B CN104889202B (en) | 2017-09-12 |
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| CN201510315063.0A Active CN104889202B (en) | 2015-06-10 | 2015-06-10 | Knives bending machine wide-angle bent blade device and knives bending machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583511A (en) * | 2016-12-09 | 2017-04-26 | 福州大学 | Bending die for material slice twisting machining through gear and rack and machining method of bending die |
| CN110639993A (en) * | 2019-08-29 | 2020-01-03 | 南京沃瑞新能源科技有限公司 | Bending machine for machining automobile parts and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0317637A1 (en) * | 1987-06-10 | 1989-05-31 | MIZUKAWA, Suehiro | Method of bending band knife |
| US20010017074A1 (en) * | 2000-02-28 | 2001-08-30 | Suntex Co., Ltd., | Working apparatus and method for band blade |
| CN201023113Y (en) * | 2007-04-30 | 2008-02-20 | 上海瀚诚包装器械有限公司 | Belt shape knife bending formation processing device |
| CN201455068U (en) * | 2009-04-17 | 2010-05-12 | 肖述明 | Cutting die bending device |
| CN203235798U (en) * | 2013-05-14 | 2013-10-16 | 深圳市福泉啤盒器材有限公司 | Knife bending device of knife bending machine |
| CN204724646U (en) * | 2015-06-10 | 2015-10-28 | 昌利数控设备（深圳）有限公司 | Knives bending machine wide-angle bent blade device and knives bending machine |
-
2015
- 2015-06-10 CN CN201510315063.0A patent/CN104889202B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0317637A1 (en) * | 1987-06-10 | 1989-05-31 | MIZUKAWA, Suehiro | Method of bending band knife |
| US20010017074A1 (en) * | 2000-02-28 | 2001-08-30 | Suntex Co., Ltd., | Working apparatus and method for band blade |
| CN201023113Y (en) * | 2007-04-30 | 2008-02-20 | 上海瀚诚包装器械有限公司 | Belt shape knife bending formation processing device |
| CN201455068U (en) * | 2009-04-17 | 2010-05-12 | 肖述明 | Cutting die bending device |
| CN203235798U (en) * | 2013-05-14 | 2013-10-16 | 深圳市福泉啤盒器材有限公司 | Knife bending device of knife bending machine |
| CN204724646U (en) * | 2015-06-10 | 2015-10-28 | 昌利数控设备（深圳）有限公司 | Knives bending machine wide-angle bent blade device and knives bending machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583511A (en) * | 2016-12-09 | 2017-04-26 | 福州大学 | Bending die for material slice twisting machining through gear and rack and machining method of bending die |
| CN110639993A (en) * | 2019-08-29 | 2020-01-03 | 南京沃瑞新能源科技有限公司 | Bending machine for machining automobile parts and method thereof |
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| Publication number | Publication date |
|---|---|
| CN104889202B (en) | 2017-09-12 |
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