CN205551209U - Cut -out press device - Google Patents
Cut -out press device Download PDFInfo
- Publication number
- CN205551209U CN205551209U CN201620216766.8U CN201620216766U CN205551209U CN 205551209 U CN205551209 U CN 205551209U CN 201620216766 U CN201620216766 U CN 201620216766U CN 205551209 U CN205551209 U CN 205551209U
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- CN
- China
- Prior art keywords
- drift
- flitch
- die
- punching
- die holder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a cut -out press device, including upper die base and die holder, the upper die base lower surface is connected with the drift seat, drift seat lower surface is connected with the drift clamp plate, and is equipped with the drift on the drift seat, be provided with on the die holder with drift complex die case and with die holder vertically spring stand, spring stand one end is fixed in die holder upper surface one side, the other end support lean on with what the die holder was parallel protects on the flitch, the die holder forms the accommodation space that can place the work piece between the flitch with protecting, protects to be equipped with on the flitch to supply the perforation that the drift passed, guide bar both sides are provided with and drive the spring that protects the flitch and follow the guide bar up -and -down motion, thereby the drift passes the perforation of protecting the flitch by press drive and reciprocates to accomplish and punch a hole to the work piece. The utility model discloses light, the easy operation, the lateral stress that punches a hole of not only working be little, possess the work piece fixed function simultaneously.
Description
Technical field
This utility model relates to mould applications, a kind of punching die device.
Background technology
High-strength steel sheet intensity is high, particularly there is higher comprehensive mechanical property in normalizing or normalizing tempered condition, the application of high-strength steel sheet is the effective means simultaneously guaranteeing lightweight and crashworthiness, is therefore widely used in the construction industry fields such as large ship, bridge, power station equipment, middle high-pressure boiler, high-pressure bottle, rolling stock, hoisting machinery.And hot forming steel plate is as a kind of Newly Sprouted Things, its production technology is different from common high-strength steel sheet, the production technology of hot forming steel plate generally includes shaping and quenching two stages of cooling, wherein, shaping stage needs at high temperature the most stamping by mould, quenching cooling stage needs to be cooled down rapidly by the certain rate of cooling of control, so that steel plate occurs from austenite microstructure to the transformation of martensite microstructure, thus obtain high intensity and hardness, as a example by common boron steel, after hot forming processes, its intensity reaches about 1500Mpa.The tensile strength of general high-strength steel sheet is at about 400MPa～450MPa, and before hot forming heat steel, tensile strength has reached 500 MPa the most
～800MPa, then can improve after thermoforming to 1300～1600 MPa, its intensity is 3～4 times of rolled products of ordinary high-strength steel, its hardness is only second to pottery, but has the toughness of steel, as a example by common hot forming boron steel steel plate, intensity reaches 1500MPa, elongation percentage is about 5%, and considerably beyond the high-strength steel of general significance, its separating technology difficulty is significantly larger than general steel plate and common high-strength steel steel plate.
For the punching of hot forming steel plate, owing to the intensity of steel plate own and hardness are the highest, drift abrasion is very serious, finally produces punching burr, affects workpiece quality.For this, conventional method is to use the sintered steel of high rigidity, on the basis of sintered steel, even increase the process for treating surface such as TD, PVD coating, the cost of drift thus becomes much more expensive, and the life-span upgrading amplitude of drift inconspicuous, generally 5,000～20,000 jig frequency need nonetheless remain for changing drift.
The existing generally pylindrical planar design of punching die drift, when punching, produces lateral stress to bulb excessive, when making workpiece punching processing, causes punching external diameter modification to become big, and error increases；And existing punching die not have applicable fixture after workpiece is placed, and needs artificial fixed position, in-convenience in use.For some special workpiece, general punching die can not carry out suitable punching to it, thus cause trouble to production and processing.
Utility model content
For the problems referred to above, this utility model provides that a kind of work is light, simple to operate, punching side stress is little, be provided simultaneously with workpiece fixes a kind of punching die device of function.
nullThe technical scheme that the above-mentioned technical problem of this utility model solution is used is: a kind of punching die device，Including including upper bolster and die shoe，Upper bolster lower surface is connected with punch holder，Described punch holder lower surface connects punch press platen，And punch holder is provided with drift，It is provided with on described die shoe and the die case that described drift coordinates and the lead vertical with described die shoe，Described lead one end is fixed on die shoe upper surface side，The other end is resisted against protect flitch on parallel with described die shoe，Described die shoe and protect to be formed between flitch and can place the receiving space of workpiece，Protect flitch to be provided with and be available for the perforation that described drift passes，Lead both sides are provided with to drive protects the spring that flitch moves up and down along lead，Described drift is driven across by press and protects the perforation of flitch and move up and down thus complete to be punched out workpiece.Described utility model uses design; the special workpiece demand for punching die can be met; punch press platen be provided with beneficially when press drive drift move up and down time; strengthen the contact area of force application part and workpiece force part; it is more beneficial for stability during workpiece punching processing; protect being provided with of flitch and beneficially produce too much friction when punch press platen contacts with workpiece force, prevent from causing damage at workpiece product, play the effect of protection；Simultaneously, the setting of described spring can drive protects flitch along lead up and down motion, when spring stress extends, workpiece just can be put into and protect between flitch and die shoe, workpiece is also played the force processing of the effect of clamping, beneficially punching die, solves the problem needing manually to grip when special workpiece punching processing, save manpower, improve efficiency.
As preferably, the lower end of described drift arranges step, described step protrudes from the lower surface of drift, the setting of described drift step make the drift area in a flash with absorption surface contact from whole cylindrical plane become terraced portions contact, impact stress during drift punching processing can be disperseed, make deformation of products power diminish.
As preferably, the spring of described lead both sides is no less than two groups, being provided with of described number of springs is beneficial to play best pulling force and fastening clamp effect, when workpiece is placed in spring stress pull-up, it not the most laborious, when come loose spring time, the reset of spring self tightens and can just play the fixation of easy deviation post when work pieces process.
As preferably, described upper bolster lower surface is flexibly connected by bolt with punch holder, and described connected mode is conducive to the replacing of punch holder, needs to change whole punching die without after punch holder is damaged.
As preferably, described punch holder is movable with punch press platen to be connected, in like manner, described connected mode is conducive to the replacing of drift, need whole punching die is changed without after drift damages, owing to each workpiece is for the different demands of punching size, the demand that described movable connection method can also meet drift different to different workpieces punching size needs and often to change, thus realize a punching die device and can realize the punching of multiple different workpieces.
As preferably, being provided with packing ring between described punch holder and punch press platen, being provided with of described packing ring beneficially connects more firm between punch holder and punch press platen, reduces and adds man-hour, stress modification between the two.
Accompanying drawing explanation
Fig. 1 is the structural profile schematic diagram of a kind of optimal way of this utility model.
Detailed description of the invention
Describing this utility model in detail below in conjunction with Fig. 1, at this, illustrative examples of the present utility model and explanation are used for explaining this utility model, but are not intended as restriction of the present utility model.
nullA kind of punching die device，Including upper bolster 1 and die shoe 2，Upper bolster 1 lower surface is flexibly connected by bolt with punch holder 3，Described punch holder 3 lower surface connects punch press platen 9，It is provided with packing ring between described punch holder 3 and punch press platen 9，Movable connection，And punch holder 3 is provided with drift 4，It is provided with on described die shoe 2 and the die case 10 that described drift 4 coordinates and the lead 7 vertical with described die shoe 2，Described lead 7 one end is fixed on die shoe 2 upper surface side，The other end is resisted against protect flitch 5 on parallel with described die shoe 2，Described die shoe 2 and protect to be formed between flitch 5 and can place the receiving space of workpiece 11，Protect flitch 5 to be provided with and be available for the perforation that described drift 4 passes，Lead 7 both sides are provided with to drive protects the spring 8 that flitch 5 moves up and down along lead 7，The spring 8 of described lead 7 both sides is no less than two groups，Described drift 4 is driven across by press and protects the perforation of flitch 5 and move up and down thus complete to be punched out workpiece.
Described drift preferred high-quality cold work tool steel SKD11, D2, high-speed steel, sintered steel etc., it is also possible to carry out the surfaces such as coating and process.
In implementation process, first being assembled by described punching die device, described assembling mode assembles according to drawing.nullWhen mould remains static，Described spring 8 is in automatically restoring compressive state，The space length that accommodates protecting flitch 5 and die shoe 2 is less than the big small distance of workpiece of required processing，In the course of the work，When in the receiving space protecting flitch 5 and die shoe 2 described in workpiece 11 is positioned over，Need spring 8 is exerted a force along lead 7 length direction，Spring 8 is pulled to extend，When making the big small distance of workpiece that the distance protecting flitch 5 and die shoe 2 is more than or equal to required processing，Described workpiece could be put in die device，Owing to described spring 8 one end is affixed with die shoe 2，The described other end is connected with protecting flitch 5，When removing the pulling force of spring 8，The automatic recuperability of spring 8 then can drive protects flitch 5 and moves down along lead 7，Until the lower surface protecting flitch 5 touches the upper surface of workpiece，Just stop restoring shrinking，Now，Required processing workpiece is protected flitch 5 and die shoe 2 grips，When press drives drift to be punched out adding man-hour to workpiece，Workpiece will not move，Increase the stability of workpiece.
The lower end of described drift 4 arranges step 6, described step 6 protrudes from the lower surface of drift 4, when punching, the setting of described drift step 6 make the drift 4 area in a flash with absorption surface contact from whole cylindrical plane become terraced portions contact, impact stress during drift punching processing can be disperseed, deformation of products power is made to diminish, the cross-sectional area of described step, height and external surface shape, can carry out technological design according to aperture and the material thickness of punching required for workpiece, it is highly preferred for 0.2-3mm.
When described punching die device needs the different different size of punching of work pieces process, described punching die device can change punch holder and the drift of different model, the demand of different workpieces punching size can be processed meeting same punching die device, save resource, improve efficiency.
The technical scheme provided this utility model embodiment above is described in detail, principle and the embodiment of this utility model embodiment are set forth by specific case used herein, and the explanation of above example is only applicable to the principle helping to understand this utility model embodiment；Simultaneously for one of ordinary skill in the art, according to this utility model embodiment, all will change in detailed description of the invention and range of application, in sum, this specification content should not be construed as restriction of the present utility model.
Claims (6)
- null1. a punching die device，It is characterized in that: include upper bolster (1) and die shoe (2)，Upper bolster (1) lower surface is connected with punch holder (3)，Described punch holder (3) lower surface connects punch press platen (9)，And punch holder (3) is provided with drift (4)，It is provided with on described die shoe (2) and the die case (10) that described drift (4) coordinates and the lead (7) vertical with described die shoe (2)，Described lead (7) one end is fixed on die shoe (2) upper surface side，The other end is resisted against protect flitch (5) on parallel with described die shoe (2)，Described die shoe (2) and protect to be formed between flitch (5) the receiving space of workpiece (11) can be placed，Protect flitch (5) to be provided with and be available for the perforation that described drift (4) passes，Lead (7) both sides are provided with to drive protects the spring (8) that flitch (5) moves up and down along lead (7)，Described drift (4) is driven across by press and protects the perforation of flitch (5) and move up and down thus complete to be punched out workpiece.
- A kind of punching die device, it is characterised in that: the lower end of described drift (4) arranges step (6), and described step (6) protrudes from the lower surface of drift (4).
- A kind of punching die device, it is characterised in that: the spring (8) of described lead (7) both sides is no less than two groups.
- A kind of punching die device, it is characterised in that: described upper bolster (1) lower surface is flexibly connected by bolt with punch holder (3).
- A kind of punching die device, it is characterised in that: described punch holder (3) is movable with punch press platen (9) to be connected.
- A kind of punching die device, it is characterised in that: it is provided with packing ring between described punch holder (3) and punch press platen (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620216766.8U CN205551209U (en) | 2016-03-21 | 2016-03-21 | Cut -out press device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620216766.8U CN205551209U (en) | 2016-03-21 | 2016-03-21 | Cut -out press device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205551209U true CN205551209U (en) | 2016-09-07 |
Family
ID=56815335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620216766.8U Expired - Fee Related CN205551209U (en) | 2016-03-21 | 2016-03-21 | Cut -out press device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205551209U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107262590A (en) * | 2017-08-16 | 2017-10-20 | 广东工业大学 | A kind of fine blanking die and its application method |
| CN109454151A (en) * | 2018-11-20 | 2019-03-12 | 临汾市新晋汾焦铁设备制造有限公司 | Punching compound punch and hole punched device |
-
2016
- 2016-03-21 CN CN201620216766.8U patent/CN205551209U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107262590A (en) * | 2017-08-16 | 2017-10-20 | 广东工业大学 | A kind of fine blanking die and its application method |
| CN107262590B (en) * | 2017-08-16 | 2019-11-29 | 广东工业大学 | A kind of fine blanking die and its application method |
| CN109454151A (en) * | 2018-11-20 | 2019-03-12 | 临汾市新晋汾焦铁设备制造有限公司 | Punching compound punch and hole punched device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20160907 |