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introduction： keyword： Slider connector Dimensional check Abstract：Customers produce slider connectors on communication base stations，The distance between the contact point of the shrapnel and the installation datum is one of the key dimensions，Excessive specification of this size will cause functional failure of the finished substrate，Resulting in production rework and even end user returns。 one、Project background 1. Customers produce slider connectors on communication base stations，The splice of shrapnel...
2016-02-14 Reading quantity 1581
introduction： Reason one:Cross tie rod stuck。In use, the five-tool transverse tie rod is stuck to the fixed holes at both ends and the tie rod bearing surface due to fine chips,Rough running,It causes the five blade to get slightly stuck,Five strokes back is not in place,The tool will collide with other parts,Cause trouble。 solution:Remove tie rod setting screws,Clean transverse movable tie rod bearing or fixed tie rod two holes...
2016-02-14 Reading quantity 1650
introduction： Backhook treatment(Sliding block)
one?The action principle and design key points of the inclined stay pin block
It is used in the mold opening action，Make the diagonal stay tip and the slider produce relative movement trend，Two forms of movement of the slider along the open mold direction and the horizontal direction，Get it off the back hook。As shown below
2016-02-13 Reading quantity 1821
introduction：1、The three-phase AC permanent magnet synchronous servo motor is equipped with precision feedback elements，Do not impact during moving and installing、tap。 2、Zero torque at rated current of motor，But in order to ensure the long-term reliable operation of the motor，It is recommended that the working torque is zero in practical application80%。 3、This series of motors has a rated torque3Double the overload capacity，In the process of specific use, attention should be paid to the size of the current allowed by the drive system。 4、Motor factory when the motor and...
2016-02-13 Reading quantity 1655
introduction：The working principle of cloth bag dust collector，The dust-bearing gas enters each unit through the diversion pipe，Large particles of dust fall directly into the ash hopper after separation、The rest of the dust flows into the filter area of the middle box with the gas，The filtered clean gas passes through the filter bag through the upper box、Exhaust duct discharge with filtration conditions，When the filter bag surface area reaches a certain amount of dust，Controlled by ash removal（Differential pressure or timing、Manual control）Open the EMP valve and blow as programmed，Shake off the dust on the filter bag to penetrate the dust in the ash hopper with the help of the ash delivery system...
2016-02-13 Reading quantity 1538
introduction： introduction Programmable controller(PLC)It is a control device for digital arithmetic and operation。PLCAs an alternative to traditional relays，It is widely used in various fields of industrial control。On account ofPLCSoftware can be used to change the control process，And has a small size，Flexible assembly，Easy to program，Strong anti-interference ability and high reliability，Especially suitable for operation in harsh environments。 ...
2016-02-12 Reading quantity 1647
introduction： 1. The relationship between the specifications of the relay and the installation position Convection star/The triangle control position is different，The specifications of the selected thermal relays are also different。As shown in the figure1，The current setting value of the selected thermal relay is equal to the rated current value of the protected motor。Cetu2In the，The setting value of the selected thermal relay current should be protected electric...
2016-02-12 Reading quantity 1656
introduction： When evaluating standard components，Mold manufacturers must consider several factors：Quality、cost、Design benefits and functionality，And their effect on the finished mold。 The design of a standard component is critical to the success of the product。The design must not only be very reliable and mature，And have enough multifunctional features，To suit many different uses。This is the only way to use standard components，...
2016-02-12 Reading quantity 1581
introduction： The force transmission screw pair in the screw mechanism is borne by ordinary thread and cylindrical pipe thread，And requires the use of small torque to turn the screw or nut，The other generates axial movement under the constraint of the spiral pair，But once it stops spinning，No matter how much force is used to push another part，They dont move them around each other，This is the phenomenon of self-locking。The condition required for self-locking generation is thread...
2016-02-11 Reading quantity 1562
introduction： On the basis ofIECStandard，toPLCThe definition is：It is a digitally operated electronic system used in an industrial environment，It uses programmable memory to store user-designed instructions internally，These instructions are used to implement specific functions，Such as logical operation、Sequential operation、timing、Counting as well as arithmetic operations and inputs through digital or analog/Output to control various types of machinery or processes。No matter howPLCand...
2016-02-11 Reading quantity 1651
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