【文章內(nèi)容簡介】 48HRC）整體式矩形型腔側壁厚度和底板厚度計算變形量=C由而定的常數(shù)L側壁內(nèi)側邊長mm（）h側壁內(nèi)側邊高（）則c===,P模腔壓力（Mpa）取40Mpa(當通用塑料生產(chǎn)中小型制品的時候模腔壓力p取2040Mpa取P=40Mpa E彈性模量45號鋼的許用應力a===底板厚度計算（按剛度條件）S=c常數(shù)，由底板內(nèi)壁邊長之比l/b而定l/b== 則由表354取==S=== 墊板間凈距離為L，型芯與支撐板接觸長度為A=（84+）=A/L=40/118=J=按強度計算壁厚s= = ==12mm8模架的確定以上內(nèi)容計算確定后，可根據(jù)計算結果選定模架。有前面型腔的布局以及相互位置，再根據(jù)成型零件尺寸結合標中模架，選用三板式模架，模架尺寸為200mm250三板式專用模架。模具上的所有螺釘都采用內(nèi)六角螺釘；模具外面盡量不要有突出部分，模具外表面應光潔，加涂防銹油。倆板之間應有分模間隙及在裝配、試調(diào)、維修過程中可以方便地分開倆塊。1)定模座板（250mm250mm、厚30mm）材料為45鋼。2)模壓板（200 mm 250 mm、厚20mm）3）定模板（200mm250mm、厚55mm）材料45鋼調(diào)制230HB270HB。4）推板（200mm250mm、厚20mm）5）動模板（200mm250mm、250mm厚30 mm）6）支撐板（200mm250mm、厚30mm）材料45鋼調(diào)制230HB270HB。7）墊塊（38250mm、厚70mm）8）動模座板（250mm250mm、厚）材料45鋼。9）推板（120mm250mm、厚15mm）材料45鋼。10)推桿固定板（120mm250mm、厚20mm）材料45鋼。ag an employment tribunal clai Emloyment tribunals sort out disagreements between employers and employees. You may need to make a claim to an employment tribunal if: you don39。t agree with the disciplinary action your employer has taken against you your employer dismisses you and you think that you have been dismissed unfairly. For more informu, take advice from one of the organisations listed underFurther help. Employment tribunals are less formal than some other courts, but it is still a legal process and you will need to give evidence under an oath or affirmation. Most people find making a claim to an employment tribunal challenging. If you are thinking about making a claim to an employment tribunal, you should get help straight away from one of the organisations listed underFurther help. ation about dismissal and unfair dismissal, seeDismissal. You can make a claim to an employment tribunal, even if you haven39。tappealedagainst the disciplinary action your employer has taken against you. However, if you win your case, the tribunal may reduce any pensation awarded to you as a result of your failure to appeal. Remember that in most cases you must make an application to an employment tribunal within three months of the date when the event you are plaining about happened. If your application is received after this time limit, the tribunal will not usually accept i. If you are worried about how the time limits apply to you If you are being represented by a solicitor at the tribunal, they may ask you to sign an agreement where you pay their fee out of your pensation if you win the case. This is known as adamagesbased agreement. In England and Wales, your solicitor can39。t charge you more than 35% of your pensation if you win the case.you39。re clear about the terms of the agreement. It might be best to get advice from an experienced adviser, for example, at a Citizens Advice Bureau. To find your nearest CAB, including those that give advice by , click onnearest CAB.For more information about making a claim to an employment tribunal, seeEmployment tribunals.The (lack of) air up there Watch m Cay man Islandsbased Webb, the head of Fifa39。s antiracism taskforce, is in London for the Football Association39。s 150th anniversary celebrations and will attend City39。s Premier League match at Chelsea on Sunday.I am going to be at the match tomorrow and I have asked to meet Ya ya Toure, he told BBC Sport.For me it39。s about how he felt and I would like to speak to him first to find out what his experience was.Uefa hasopened disciplinary proceedings against CSKAfor the racist behaviour of their fans duringCity39。s 21 win.Michel Platini, president of European football39。s governing body, has also ordered an immediate investigation into the referee39。s actions.CSKA said they were surprised and disappointed by Toure39。s plaint. In a statement the Russian s