CN205519161U - Precise and tiny stamping die rotary -cut structure - Google Patents
Precise and tiny stamping die rotary -cut structure Download PDFInfo
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- CN205519161U CN205519161U CN201620052918.5U CN201620052918U CN205519161U CN 205519161 U CN205519161 U CN 205519161U CN 201620052918 U CN201620052918 U CN 201620052918U CN 205519161 U CN205519161 U CN 205519161U
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- rotary
- tiny
- precise
- guide rail
- edge
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- 238000005520 cutting process Methods 0.000 claims abstract description 37
- 230000000694 effects Effects 0.000 claims abstract description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 34
- 229910052757 nitrogen Inorganic materials 0.000 claims description 20
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 238000004080 punching Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000003754 machining Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000003892 spreading Methods 0.000 abstract 1
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The utility model discloses a precise and tiny stamping die rotary -cut structure, including last mould and the lower mould that matches each other, go up set up on the mould outer guide that is used for the direction, with the outer guide phase -match is used for the rotary activity rotary -cut mechanism of machined part and is used for the canceling release mechanical system that activity rotary -cut mechanism restores to the throne, outer guide and the cooperation to complete the processing of spare cutting of activity rotary -cut mechanism, it holds in the palm and is used for ensureing blanking clearance's spacing post to be provided with the location that is used for the bearing machined part on the lower mould. The utility model discloses the plane degree that can guarantee the machined part terminal surface has saved the plane grinding process in the existing course of working, has reduced processing enterprises's manufacturing cost, has improved remaining efficiency. The utility model discloses stable in structure, mechanical logical relationship are excellent, not only have good result of use and higher machining precision, moreover can the wide application in the rotary -cut punching press of other similar machined parts, very high use and spreading value have.
Description
Technical field
This utility model relates to a kind of precise and tiny diel rotary-cut structure, is particularly suited for the punching press rotary-cut to the product that processing flatness has higher requirements, belongs to field of machining.
Background technology
In tradition rotary-cut processing, in general diel, the flatness of the product that rotary-cut structure is processed is at about 0.05mm.And in the course of processing of field of acoustics product, such as the product such as sound equipment, earphone, may require that the rotary cutting surface butt welding of multiple workpieces, if flatness precision is the highest, so arise that gap on the product after welding, the fidelity effect of sound will be affected during the use in later stage, thus affect the quality of whole product.
For this problem, existing solution is to increase by one plane lapping operation, to ensure the flatness of product end surface after workpiece rotary-cut is processed.Owing to adding one procedure in the course of processing, the most this solution adds the production cost of processing enterprise virtually, also makes the production efficiency of processing enterprise and yield be substantially reduced simultaneously.
Chinese patent CN 202290936 U discloses a kind of rotary cutting mechanism, relates to metal stamping die.Including mounting plate, top block, upper bolster, upper padding plate, train wheel bridge, the upper mold edge of a knife, the lower mold edge of a knife, limited post, fixed plate, sliding panel, slide rail, backing plate, die shoe, nitrogen spring, nitrogen spring top board, bottom seat pad, bottom plate, positioning needle, holding pad and reset pin, mounting plate, upper bolster, upper padding plate, train wheel bridge, backing plate, die shoe and bottom plate are oppositely arranged the most successively, before sliding panel, after, left and right respectively arranges a slide rail, sliding panel can slide up and down under the guiding of described slide rail, stamping-out direction is converted by the direction of motion of constantly conversion slide rail, realize along product periphery chip.
Although the technical scheme in above-mentioned utility model works in the chip achieving multiple directions in a station, but the edge of a knife in this technical scheme needs to bear the pressure of upper and lower mould when cutting, cutting precision is difficult to ensure that, so, also easily lead to device and occur that abnormal probability increases, improve the frequency that repairs a die of device.Additionally, the technical scheme of above-mentioned utility model is mainly used in the manufacture of auto parts, therefore said apparatus is difficult to be applicable to the punching press rotary-cut to the product that processing flatness has higher requirements.
Summary of the invention
In view of prior art exists drawbacks described above, the purpose of this utility model is precise and tiny diel rotary-cut structure and the processing method thereof proposing a kind of product punching press rotary-cut being applicable to processing flatness has higher requirements.
The purpose of this utility model, will be achieved by the following technical programs:
A kind of precise and tiny diel rotary-cut structure, including the upper mold being mutually matched and lower mold, being provided for the outer guide that guides in described upper mold and described outer guide matches for the movable rotary cutting mechanism of workpiece rotary-cut and the resetting-mechanism that resets for described movable rotary cutting mechanism, described outer guide has coordinated workpiece to cut with activity rotary cutting mechanism；It is provided with in described lower mold for the location torr of support workpiece and for guaranteeing the limited post of blade clearance.
Preferably, described resetting-mechanism is nitrogen spring, mechanical spring or calutron；When described resetting-mechanism is nitrogen spring, described nitrogen spring is fixedly installed in described upper mold, and the telescopic shaft of described nitrogen spring touches with the top of described movable rotary cutting mechanism.
Preferably, described outer guide is connected by the first bolt and described upper mold are fixing, and the circumferential side wall inside described outer guide is provided with the guiding tooth for guiding.
Preferably, described movable rotary cutting mechanism includes for fixing spacing limit assembly, and is connected movably with described limit assembly, for the cutter assembly of workpiece building up by welding；
Described limit assembly includes cushion block, the connection post being fixedly installed on two side positions below described cushion block and is fixedly installed on the limited block below described connection post, described cushion block, connection post and limited block three connect by the second bolt is fixing, and described cushion block top touches with the telescopic shaft of described nitrogen spring；
Described cutter assembly includes interior guide rail, is fixedly installed on the edge of a knife fixed block below described interior guide rail and fixes the edge of a knife being connected with described edge of a knife fixed block, and described interior guide rail is connected by the 3rd bolt is fixing with edge of a knife fixed block.
Preferably, described interior guide rail is arranged between described cushion block and limited block, through hole is offered on described interior guide rail, described interior guide rail is sheathed on described connection post movably by described through hole, the thickness of described interior guide rail is less than the height of described connection post, and the external diameter of described interior guide rail is less than the internal diameter of described outer guide.
Preferably, described interior rail thicknesses is 0.002mm ~ 0.003mm with the described difference being connected post height.
Preferably, the circumferential side wall outside described interior guide rail being provided with the mobile tooth for movement, the guiding tooth inside described mobile tooth and described outer guide matches, and described mobile tooth has coordinated the motion of described activity rotary cutting mechanism with guiding tooth.
Preferably, described limited block matches with described limited post, and the described edge of a knife matches with described location torr.
Preferably, the described edge of a knife is the lamellar edge of a knife, the ring-type edge of a knife or the column edge of a knife.
Prominent effect of the present utility model is: the mode that this utility model uses interior outer guide to match completes the punching press rotary-cut to the product that processing flatness has higher requirements.In this utility model, the setting of movable rotary cutting mechanism makes mold notch position be not subjected to the pressure of upper and lower mould, thus can more freely carry out horizontal blanking movement, this structure improves the flatness of rotary-cut post-treatment part end face to greatest extent, and ensure that flatness maintains below 0.01mm.Meanwhile, the probability that structure of the present utility model makes mould appearance abnormal is greatly lowered, and makes processing enterprise be no longer necessary to frequently and repairs a die.Additionally, due to this utility model ensure that the flatness of workpiece end face, therefore also eliminate the plane lapping operation in the existing course of processing, reduce the production cost of processing enterprise, improve remaining efficiency.This utility model Stability Analysis of Structures, machine logic relation are excellent, not only have good using effect and higher machining accuracy, and can be widely applied for the rotary-cut punching press of other similar workpieces, have the highest use and promotional value.
Hereinafter accompanying drawing the most in conjunction with the embodiments, is described in further detail detailed description of the invention of the present utility model, so that technical solutions of the utility model are more readily understood, grasp.
Accompanying drawing explanation
Fig. 1 is the front view under this utility model matched moulds state；
Wherein: 1, upper mold 2, lower mold 3, nitrogen spring 4, cushion block 5, outer guide 6, connection post 7, limited block 8, edge of a knife fixed block
9, the edge of a knife 10, interior guide rail the 11, first bolt the 12, second bolt the 13, the 3rd bolt 14, location torr 15, limited post.
Detailed description of the invention
This utility model discloses a kind of precise and tiny diel rotary-cut structure being applicable to the product punching press rotary-cut that processing flatness has higher requirements.
As shown in Figure 1, a kind of precise and tiny diel rotary-cut structure, including the upper mold 1 being mutually matched and lower mold 2, in described upper mold, 1 is provided for the outer guide 5 that guides and described outer guide 5 matches for the movable rotary cutting mechanism of workpiece rotary-cut and the resetting-mechanism that resets for described movable rotary cutting mechanism, and described outer guide 5 has coordinated workpiece to cut with activity rotary cutting mechanism；It is provided with in described lower mold 2 for the location torr 14 of support workpiece and for guaranteeing the limited post 15 of blade clearance.
Described resetting-mechanism is nitrogen spring 8, mechanical spring or calutron；When described resetting-mechanism is nitrogen spring 8, described nitrogen spring 8 is fixedly installed in described upper mold 1, and the telescopic shaft of described nitrogen spring 8 touches with the top of described movable rotary cutting mechanism.It should be noted that herein, described nitrogen spring 8 is fixedly installed on the side position above described movable rotary cutting mechanism, such setting allows for described movable rotary cutting mechanism and the concrete structure of outer guide 5, makes described movable rotary cutting mechanism can reset downwards after cutting completes.
Described outer guide 5 is connected by the first bolt 11 is fixing with described upper mold 1, and the circumferential side wall inside described outer guide 5 is provided with the guiding tooth for guiding.
Described movable rotary cutting mechanism includes for fixing spacing limit assembly, and is connected movably with described limit assembly, for the cutter assembly of workpiece building up by welding.
Described limit assembly includes cushion block 4, the connection post 6 being fixedly installed on two side positions below described cushion block 4 and is fixedly installed on the limited block 7 below described connection post 6, described cushion block 4, connection post 6 and limited block 7 three connect by the second bolt 12 is fixing, and described cushion block 4 top touches with the telescopic shaft of described nitrogen spring 8.
Described cutter assembly includes interior guide rail 10, is fixedly installed on the edge of a knife fixed block 8 below described interior guide rail 10 and fixes the edge of a knife 9 being connected with described edge of a knife fixed block 8, and described interior guide rail 10 is connected by the 3rd bolt 13 is fixing with edge of a knife fixed block 8.
Described interior guide rail 10 is arranged between described cushion block 4 and limited block 7, through hole is offered on described interior guide rail 10, described interior guide rail 10 is sheathed on described connection post 6 movably by described through hole, the thickness of described interior guide rail 10 is less than the height of described connection post 6, and the external diameter of described interior guide rail 10 is less than the internal diameter of described outer guide 5.
Described interior guide rail 10 thickness is 0.002mm ~ 0.003mm with the described difference being connected post 6 height.It should be noted that this difference is the stroke value that described movable rotary cutting mechanism moves up and down.
Being provided with the mobile tooth for movement in circumferential side wall outside described interior guide rail 10, the guiding tooth inside described mobile tooth and described outer guide 5 matches, and described mobile tooth has coordinated the motion of described activity rotary cutting mechanism with guiding tooth.
Described limited block 7 matches with described limited post 15, and the described edge of a knife 9 matches with described location torr 14.The described edge of a knife 9 is the lamellar edge of a knife, the ring-type edge of a knife or the column edge of a knife, and concrete edge of a knife shape needs to select according to the concrete specification of workpiece to be added and the specific requirement of machining accuracy.
The processing method of above-mentioned precise and tiny diel rotary-cut structure, comprises the steps:
S1, feeding preparation process: specification and cutting precision according to workpiece to be added require to select corresponding location torr 14 and the edge of a knife 9, and mobile tooth is adjusted with the difference being connected between post 6 height with guiding tooth and interior guide rail 10 thickness, after each parts mounting and adjusting completes, workpiece to be added is buckled in described location torr 14；
S2, movable cutting step: after workpiece feeding to be added completes, press under upper mold 1 entirety and drive activity rotary cutting mechanism together moves downward, limited block 7 first contacts limited post 15, the most described edge of a knife 9 contacts workpiece upper surface to be added, described upper mold 1 is pressed down, outer guide 5 keeps geo-stationary, and at described mobile tooth with under the cooperation guiding tooth, described movable rotary cutting mechanism side-to-side movement completes cutting and slowly moves up；
S3, blanking reset process: after workpiece to be added has cut, described upper mold 1 is lifted up resetting, now can complete blanking, the telescopic shaft motion of nitrogen spring 8 subsequently, and apply downforce to cushion block 4, at described mobile tooth with under the cooperation guiding tooth, described movable rotary cutting mechanism completes to reset downwards, after reset completes, carry out feeding next time and prepare and movable cutting.
The mode that this utility model uses interior outer guide to match completes the punching press rotary-cut to the product that processing flatness has higher requirements.In this utility model, the setting of movable rotary cutting mechanism makes mold notch position be not subjected to the pressure of upper and lower mould, thus can more freely carry out horizontal blanking movement, this structure improves the flatness of rotary-cut post-treatment part end face to greatest extent, and ensure that flatness maintains below 0.01mm.Meanwhile, the probability that structure of the present utility model makes mould appearance abnormal is greatly lowered, and makes processing enterprise be no longer necessary to frequently and repairs a die.Additionally, due to this utility model ensure that the flatness of workpiece end face, therefore also eliminate the plane lapping operation in the existing course of processing, reduce the production cost of processing enterprise, improve remaining efficiency.This utility model Stability Analysis of Structures, machine logic relation are excellent, not only have good using effect and higher machining accuracy, and can be widely applied for the rotary-cut punching press of other similar workpieces, have the highest use and promotional value.
This utility model still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes of being formed, within all falling within protection domain of the present utility model.
Claims (9)
1. a precise and tiny diel rotary-cut structure, including the upper mold (1) being mutually matched and lower mold (2), it is characterized in that: being provided for the outer guide (5) that guides in described upper mold (1) and described outer guide (5) matches for the movable rotary cutting mechanism of workpiece rotary-cut and the resetting-mechanism that resets for described movable rotary cutting mechanism, described outer guide (5) has coordinated workpiece to cut with activity rotary cutting mechanism；It is provided with in described lower mold (2) for the location of support workpiece torr (14) and for guaranteeing the limited post (15) of blade clearance.
Precise and tiny diel rotary-cut structure the most according to claim 1, it is characterised in that: described resetting-mechanism is nitrogen spring (3), mechanical spring or calutron；When described resetting-mechanism is nitrogen spring (3), described nitrogen spring (3) is fixedly installed in described upper mold (1), and the telescopic shaft of described nitrogen spring (3) touches with the top of described movable rotary cutting mechanism.
Precise and tiny diel rotary-cut structure the most according to claim 2, it is characterized in that: described outer guide (5) is connected by the first bolt (11) and described upper mold (1) are fixing, and the circumferential side wall of described outer guide (5) inner side is provided with the guiding tooth for guiding.
Precise and tiny diel rotary-cut structure the most according to claim 3, it is characterised in that: described movable rotary cutting mechanism includes for fixing spacing limit assembly, and is connected movably with described limit assembly, for the cutter assembly of workpiece building up by welding；
Described limit assembly includes cushion block (4), the connection post (6) being fixedly installed on described cushion block (4) lower section two side positions and is fixedly installed on the limited block (7) of described connection post (6) lower section, described cushion block (4), connection post (6) and limited block (7) three connect by the second bolt (12) is fixing, and described cushion block (4) top touches with the telescopic shaft of described nitrogen spring (3)；
Described cutter assembly includes interior guide rail (10), the edge of a knife fixed block (8) being fixedly installed on described interior guide rail (10) lower section and the edge of a knife (9) that be connected fixing with described edge of a knife fixed block (8), and described interior guide rail (10) is connected by the 3rd bolt (13) is fixing with edge of a knife fixed block (8).
Precise and tiny diel rotary-cut structure the most according to claim 4, it is characterized in that: described interior guide rail (10) is arranged between described cushion block (4) and limited block (7), through hole is offered on described interior guide rail (10), described interior guide rail (10) is sheathed on described connection post (6) movably by described through hole, the thickness of described interior guide rail (10) is less than the height of described connection post (6), and the external diameter of described interior guide rail (10) is less than the internal diameter of described outer guide (5).
Precise and tiny diel rotary-cut structure the most according to claim 5, it is characterised in that: described interior guide rail (10) thickness is 0.002mm ~ 0.003mm with the described difference being connected post (6) height.
Precise and tiny diel rotary-cut structure the most according to claim 4, it is characterized in that: in the circumferential side wall in described interior guide rail (10) outside, be provided with the mobile tooth for movement, described mobile tooth matches with the guiding tooth of described outer guide (5) inner side, and described mobile tooth has coordinated the motion of described movable rotary cutting mechanism with guiding tooth.
Precise and tiny diel rotary-cut structure the most according to claim 4, it is characterised in that: described limited block (7) matches with described limited post (15), and the described edge of a knife (9) matches with described location torr (14).
Precise and tiny diel rotary-cut structure the most according to claim 4, it is characterised in that: the described edge of a knife (9) is the lamellar edge of a knife, the ring-type edge of a knife or the column edge of a knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620052918.5U CN205519161U (en) | 2016-01-20 | 2016-01-20 | Precise and tiny stamping die rotary -cut structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620052918.5U CN205519161U (en) | 2016-01-20 | 2016-01-20 | Precise and tiny stamping die rotary -cut structure |
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| Publication Number | Publication Date |
|---|---|
| CN205519161U true CN205519161U (en) | 2016-08-31 |
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| CN201620052918.5U Expired - Fee Related CN205519161U (en) | 2016-01-20 | 2016-01-20 | Precise and tiny stamping die rotary -cut structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499367A (en) * | 2016-01-20 | 2016-04-20 | 苏州和林微纳科技有限公司 | Refined stamping die rotary cut structure and machining method thereof |
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- 2016-01-20 CN CN201620052918.5U patent/CN205519161U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499367A (en) * | 2016-01-20 | 2016-04-20 | 苏州和林微纳科技有限公司 | Refined stamping die rotary cut structure and machining method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 Emei Mountain Road, 80 hi tech Zone, Jiangsu, Suzhou Patentee after: Suzhou Helin Micro Technology Co.,Ltd. Address before: 215000 Emei Mountain Road, 80 hi tech Zone, Jiangsu, Suzhou Patentee before: SUZHOU UIGREEN MICRO & NANO TECHNOLOGIES Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 |