Program of automation of quality of car mould craft is discussed

Speak of automation of car mould quality, it is to mould person one kind anticipates with theoretic existence possibility, show level to the development such as pattern of soft hardware technology, management supports very hard and be accomplished, but rise to stability of car mould craft, the craft automation that implementation car mould makes, automation of car mould quality can be accomplished on certain level; Use the function with enough open sex, powerful software and computational capacity, achieve stated mensurable goal, the design standard that lets car mould, production standard, process can be duplicated. The article from the following 3 respects are discussed, outside basically involving a car, enclothe: Automation of car mould quality enclothes a design tool quickly; Cover a technology of pattern company core, unmanned value defends treatment technology knowledge base to accumulate; One steam mould applies unmanned value successfully to defend case to share. 1.

Of automation of car mould quality fast enclothe a design tool the exterior trim inside our country car production development, from past software technology the product of inferior phase, edges and corners is trenchant old 3 appearance, to now the design does sth unconventional or unorthodox, the car of extremely rich originality designs a concept, as the development of software technology, equipment technology, production concept also innovates subsequently. The car enclothes a design to build finish in corresponding functional module on, design quality and corresponding design standard have affinity, the guest of software of special design tool, software is made influence ability, the decision designs automation level and efficiency. Model preparation, it is the car enclothes a mould to design craft to design a process, the relation is worn the success or failure that the mould designs, the model that needs a consideration beforehand prepares item to include: Purify model pointed horn and small round part (see a picture 1) , model quality inspection, purify shuts center of fill of horny area, open area, pressure to decide (see a picture 2) , the smallest pull delay center of deepness, best pressure, least flexibility to answer change. The designs systematic Powershape Pro Toolmaker that the article uses Delcam firm undertakes designing with the function only. Graph pointed horn of 1 purify model and small round horn plan 2 pressure center enclothes a craft to complement certainly fast design, be opposite through special function rehabilitate of model bad side, cut the edge spreads out and generate cut foul line, fast tool has effect ground to simplify tens of pace software operations for a few basic pushbutton, the model punch craft of additional cover design handles implementation model technology, the automatic fill of hole, the model closes compliance processing, function of intelligence of curved surface aperture, can find crack quickly, and decide fill, oversight or generate aperture curve by the engineer (see a picture 3) . Graph additional to craft cover designs 3 　 , the Toolmaker of Powershape Pro offers special car to enclothe a craft to design a standard, also can use user definition to enclothe a craft to design a standard at the same time, the confluence between different technology area and join, OK and automatic light is suitable. Handle a function automatically to product border, the client need not is opposite enclothe a craft border single range undertakes craft complement is designed, can make craft complement range to whole model, undertake adjustment according to need next. To enclothing a design for, punch craft often can undertake an analysis through CAE software, analyse data and experience value to delay craft to undertake adjust and be handlinged to pulling through CAE (see a picture 4) . Powershape Pro of 　 of graph 4nextpage 　 offers imitate work of deformation can (complete model is out of shape editor function) , solve Ban spring back, rupture, cock etc spring back is out of shape problem; Compensation and repair are made after need is machined, there also is very big limit on the modification that makes compensation range, the three-dimensional CAD of efficient, innovation designs a tool, imitate work of deformation particularly can, solve problem of Ban gold spring back; Revise quickly cover a craft range, the managing treatment, time that build a model, this function allows a client to define global metabolic to affect area. Additional, this function can consider to use the CAE department that is in car pattern company, after CAE analyses data, can adjust a model quickly inside cutty time according to analysing limitation, undertake an analysis further, avoid the iteration between CAE and CAD part thereby, design standard and intelligence change degree to be able to rise further. Some car enclothes visiting Korea an enterprise, its use a mould to make after finishing, the basis makes the warpage case of a scanning analysis, use what Powershape Pro offers to imitate work of deformation to be able to undertake modular face revise, further treatment is obtained can make accurately to extrude essence of life follows a pattern (see a picture 5) . Graph 5 　 enclothe a mould structure to design to the car, simple and trival, industry colleague has consensus quite, be based on company knowledge base, standard component library, the FowerFeature function that the Toolmaker place of Powershape Pro includes, add different attribute for these standard component, concern with the Boer operation between mould noumenon perfect confluence. Design on the mould certain assemble a feature while, the design element with automatic corresponding generation (include in FowerFeature element) , the FowerFeature of the component can include much team feature and design train of thought, design knowledge base reserve to provide effective tool for the mould thereby. This and traditional standard component library have substaintial distinction, through defining package library FowerFeatures, design automation aux will be able to comes true partly quite, at the same time the formation of the library is the standard is formed namely, act the role of a mould design to have very active sense to car inside and outside. 2.

Cover a technology of pattern company core, unmanned value defends treatment technology knowledge base to accumulate workshop of CNC Machining of car pattern company, it is the section that capital of whole industry investment focuses most, cost of cost of security of efficiency of utilization rate of equipment and installations, treatment, order, cutting tool, maintenance cost, choose and employ persons, government cost is very high; Mould job shops is the place that the product that covers a mould industry and capability of technology of etc of automation of mould quality extent behave centrally. The mould quality automation of certain level, need relies on rigid standard to serve as safeguard, basically include the following fields: (1) exercise process standardization. (2) standard of process designing process is changed subtly. (3) mould numerical control is made flexible change. (4) product quality automation. (5) production management digitlization. (6) outstanding software supports a partner. Exercise process is standardized. Knife of standard of programme controll of standard of the level of Powermill process designing that basically contains a model to handle security of standard, knife library standard, formulate, safe safeguard, aftertreatment management, numerical control, equipment standard of sheet of bid of Information Criterion, program, the exercise procedure that some enterprise establishs handles a level, carry this kind, the enterprise has corresponding knowledge to accumulate in every level that has production to enclothing a mould, pass the open sex with sufficient Delcam Powermill, custom-built and finish the CNC Machining that covers an industry to produce knowledge engineering. Essence of process designing process is refined. Its main goal is implementation car the automatic treatment that covers a mould 3D, improve efficiency of process designing, CNC Machining, reduce finished cost, shorten the production of the mould is periodic. The trends management of analysis of the analysis of digital-to-analogue, status of treatment of the work out of the program, procedure, cutting tool, differ in the light of CNC Machining workshop the aftertreatment with normative safety of numerical control equipment and 3D machine a process automatically to control, the standard that changes subtly accumulates different level to be handled respectively according to company knowledge. Machine detail classification to enclothing a mould above all, the treatment pattern that custom-built intelligence changes, and classify arrives Delcam Powermill stencil, grand reach development library 2 times. Custom-built automation " one key process designing " operation pushbutton and function, in the light of enclothe a special technology to undertake quick change processing, if the graph shows the processing of one key process designing that machines to plane 6 times, build the base in the knowledge base completely in order to achieve mould process designing through be laid in basically and be being accumulated, the result that achieves every time is identical. Mould numerical control is made flexible change. If have the program of on the safe side, of CNC Machining nobody change what can accomplish, but often the enterprise has the high speed with automation very high rate, 5 axes machining center, accomplish unmanned value very hard to defend treatment. Be based on Delcam Powermill car to enclothe an automation of CNC Machining quality, it is to build accumulating without fault technology knowledge base, accumulate without knowledge base of parameter of fault cutting tool, without fault collision interference check gauge Cheng is accumulated, express sheet to be generated automatically without fault craft, without fault equipment knife file is generated automatically, without fault treatment strategy is used, Powermill software; About flexible turn management, it is to build likewise go up in foundation of process designing standard, mode of put in storage of process designing knowledge base and administrative car enclothe an enterprise to show level to be faced with change the difficult problem of software, software supports 64 Bit truly the main demand such as computation of processing of Cheng of computation, multi-line, tiring-room, much CPU, to the demand of the high accuracy of large model, great data bulk, moving efficiency of efficiency of software process designing and machine tool needs two-way rise; Raise whole of numerical control workshop to run efficiency, throw the question that after dropping, be being produced can be current need consideration; Management of the cutting tool library with advanced at the same time software, machine tool library, total man-hour and statistic of machine stage man-hour and management; Reach raise equipment to run efficiency and target of cost of managing cutting tool; Ensure additionally production safety (for example: The cost of material that maintains lever sunken standard together 360 thousand ～ 800 thousand yuan between) , ensure equipment runs safety (collision interferes an examination) , ensure knowledge can be accumulated, and rather than depends on process designing " ace " also place of company option software should pay close attention to etc. 3.

One steam mould applies unmanned value successfully to defend case to share 　 2002, center of one steam mould hand in hand Delcam company, cooperate to defend CNC Machining respect to make the technology of the pioneering work in unmanned value, be worth a colleague to draw lessons from. Delcam Powermill is the process designing system that covers a production domain to establish next one's contributions in work for the car, the car is enclothed spell solder component from in the past, to present integral mould, be like integral side wall, ability of big to CAM software data processing raised requirement. Delcam Powermill developed demand of computation of ability of large model computation, high accuracy adequately, in mould of center of one steam mould, 2 steam, Cheng Fei compositive etc obtained arrogant person achievement. Center of one steam mould is based on knowledge to accumulate treatment of numerical control process designing, main goal is the automatic treatment that is based on Powermill to realize mould 3D, 2D automatic treatment, improve efficiency of process designing, CNC Machining, reduce finished cost, yield quickly, shorten the production of the mould is periodic, get used to the requirement of market economy. Use the open sex with sufficient Powermill, grand command and mould make machine tool of technology of software technology, numerical control process designing, CNC Machining technology, numerical control experience, the organic ground different and unit organic combination whole production workshop, ensure the harmony of production system is unified, in building the course that intelligence changes, included change a knife automatically, measure change axis of the auxiliary head, W after exchanging auxiliary head knife, warm-up, automatically to be worth cutting tool of demarcate of power of compensation, main shaft, treatment to extend length from moment lawful judgement, cutting tool breaks off the functional information such as judgement, before the program transmits numerical control machine tool, through Powermill real environment emulates a technology, the collision that exists all likelihoods, cut too avoid effectively, let unmanned value defend treatment safety to undertake. The place on put together is narrated, improve the treatment efficiency of numerical control, improve the CNC Machining quality of the mould, reduce the workload of benchwork, shorten the production of the mould is periodic, managing manpower resource, reduce labor cost, exercise process is standardized, standard of process designing process is changed subtly, produce character to measure automation, production management digitlization. Be helpful for what the mould makes the technology in the process and experience accumulating, the long-term development that conduces to an enterprise (abundant cropland technology develops pattern) . Achieve the trends administration of cutting tool, reduce the use cost of cutting tool and stock cost, be helpful for will making file of technology of experience translate into share, improve the production technology level of the enterprise and industry position. Above discusses content, have certain one-sided sex, insufficient place criticizes point out mistakes so that they can be corrected please. CNC Milling