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JY/T 0461-2014: Equipment specifications of the major of CNC technology in higher vocational colleges
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JY/T 0587   SN/T 0869   QB/T 1337   JY/T 0463   JY/T 0464   JY/T 0462   

Basic data

Standard ID JY/T 0461-2014 (JY/T0461-2014)
Description (Translated English) Equipment specifications of the major of CNC technology in higher vocational colleges
Sector / Industry Education Industry Standard (Recommended)
Classification of Chinese Standard Y51
Word Count Estimation 25,222
Date of Issue 7/31/2014
Date of Implementation 10/1/2014
Regulation (derived from) Education letter [2014] No. 17
Issuing agency(ies) Ministry of Education of the People's Republic of China

JY/T 0461-2014: Equipment specifications of the major of CNC technology in higher vocational colleges


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Equipment specifications of the major of CNC technology in higher vocational colleges ICS 03.180 Y 51 Record number 46934-2014 Education Industry Standard of the People's Republic of China JY/T 0461―2014 Professional equipment of numerical control technology in higher vocational schools Equipment specifications Equipment specifications of the major of in CNC technology in advanced vocational colleges 2014-07-31 Release 2014-10-01 implementation Published by the Ministry of Education of the People's Republic of China JY JY/T 0461―2014

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by the Vocational Education and Adult Education Department of the Ministry of Education of the People's Republic of China. This standard is under the jurisdiction of the National Technical Committee for Standardization of Teaching Instruments (SAC/TC125). The main drafters of this standard are. Vocational Education and Adult Education Department of the Ministry of Education, Educational Equipment Research and Development Center of the Ministry of Education, Mechanical Industry Education Education Development Center, Shanghai Industrial Technology School, Beijing Electronic Science and Technology Vocational College, Dalian Vocational and Technical College, Guangxi Mechanical and Electrical Vocational and Technical College, Wuhan Huazhong Numerical Control Co., Ltd., Shenyang Machine Tool Co., Ltd., Dalian Machine Tool Group Co., Ltd., Zhejiang Yalong Education Equipment Stock Co., Ltd., Zhejiang Tianhuang Technology Industrial Co., Ltd., Beijing Lanxinte Fixture Technology Co., Ltd. The main drafters of this standard. Ling Cuixiang, Han Xuejun, Gu Chunguang, Chen Wanli, Su Qian, Yan Zongliang, Liu Yaqin, Xie Shunxing, Zhao Hongan, Li Jun and Ma Qiang. JY/T 0461―2014

Introduction

The construction of the NC training base is an important part of the "vocational education training mode of combining work with study, school-enterprise cooperation, and post-training internship". It is an important guarantee for the professional quality, professional skills and innovation ability of the students majoring in numerical control technology. In order to better cultivate the demand of modern manufacturing enterprises High-end technical and technical personnel, in accordance with the laws of vocational education and vocational growth, to build a complete system of practical teaching courses for CNC technology majors, It is necessary to have the equipment, equipment, and site conditions for NC basic skills training and professional skills training. Students through electrical and electronic technology, control Training of basic skills such as manufacturing technology and professional skills such as mechanical processing, CNC machining, CNC machine tool maintenance and repair, computer-aided design and manufacturing Training, gradually master the basic theoretical knowledge and practical operation skills of CNC machining technology, CNC machine tool operation and maintenance, improve professional awareness, Professionalism and professional skills. In order to promote the construction and improvement of vocational education training bases, and to promote the teaching reform of NC technology application specialty, "Develop with care" principle, formulate this standard, carry out experimental and practical teaching of numerical control technology for vocational colleges and training institutions at corresponding levels And social training, providing the types, quantities, and technical requirements of professional instruments and equipment, as well as site requirements, to ensure that CNC technology majors Talent training quality. JY/T 0461―2014 Specifications for Instruments and Equipment of Numerical Control Technology Specialty in Higher Vocational Schools

1 Scope

This standard specifies the equipment specifications for teaching and training of NC technology majors in higher vocational schools, including equipment classification and requirements. And so on. This standard applies to equipment and equipment used in teaching and training of numerical control technology in higher vocational schools. Other professional colleges and training institutions Related professional teaching equipment and equipment can be implemented by reference.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GBZ 1 Hygienic Standard for Design of Industrial Enterprises GB/T 1216 outside micrometer GB/T 1219 instruction sheet GB/T 2554 mechanical indexing head GB/T 2804 Combination fixture component structural elements GB 2893 safety color GB 2894 safety signs and guidelines for their use GB/T 3766 General technical requirements for hydraulic systems GB/T 3797 electrical control equipment GB/T 3933.2 Inspection conditions for milling machines for lifts-Accuracy inspection-Part 2. Horizontal milling machines GB/T 3933.3 Testing conditions for milling machines for lifts-Accuracy testing-Part 3. Vertical milling machines GB/T 3934 Technical Specifications for General Thread Gauges GB/T 4020 Horizontal Lathe Precision Inspection GB/T 4022.1 Accuracy inspection of horizontal grinders with horizontal axis and rectangular surface part 1. Machine tools with table length up to 1600mm GB/T 4685 Cylindrical Grinder Precision Inspection GB/T 5291.1 Precision inspection of EDM forming machine Part 1. Single-column machine (cross table type and fixed table type) GB/T 6060.2 Surface roughness comparison Sample grinding, turning, boring, milling, inserting and planing surface GB/T 6091 Knife-edge Ruler GB/T 6092 square GB/T 6093 Geometrical Technical Specification (GPS) Length Standard Gauge Block GB/T 6315 Vernier, band meter and digital display universal angle ruler GB/T 6585 General Specification for Cathode Ray Oscilloscope JY/T 0461―2014 GB/T 7932 General technical requirements for pneumatic systems GB/T 7935 General specifications for hydraulic components GB/T 8123 leverage indicator GB/T 9056 metal ruler GB/T 9361 Computer field safety requirements GB/T 10932 Threaded Micrometer GB/T 12116 General Specification for Electronic Voltmeter GB/T 12181 General technical requirements for low frequency signal generators GB/T 12801 General requirements for safety and health requirements during production GB/T 13978 Digital Multimeter GB/T 15289 General technical conditions and test methods for digital storage oscilloscopes GB/T 16455 strip and frame spirit level GB/T 16462.1 Inspection conditions for CNC lathes and turning centers. Part 1. Geometrical accuracy inspection of horizontal machine tools GB/T 16462.4 Inspection conditions for CNC lathes and turning centers. Part 4. Positioning accuracy and repeatability of linear and rotary axes Degree test GB/T 16857.2 Geometrical Product Specifications (GPS) Acceptance Testing and Re-testing of Coordinate Measuring Machines Part 2. For Measuring Rulers Coordinate measuring machine GB 16895.3 Building electrical installations. Part 5-54. Selection and installation of electrical equipment. Grounding arrangements, protective conductors and protection Bonding conductor GB/T 17540 General Specification for Desktop Laser Printer GB/T 18400.1 Inspection conditions for machining centers-Part 1. Geometric accuracy inspection of horizontal and machine tools with additional spindle heads (horizontal Z axis) GB/T 18400.2 Inspection conditions for machining centers-Part 2. Geometric accuracy check of vertical or universal spindle head with vertical main rotary axis Inspection (vertical Z axis) GB/T 18400.4 Inspection conditions for machining centers. Part 4. Inspection of positioning accuracy and repetitive positioning accuracy of linear and rotary axes GB/T 18400.6 Inspection conditions for machining centers-Part 6. Inspection of feed rate, speed and interpolation accuracy GB/T 18400.7 Inspection conditions for machining centers-Part 7. Precision inspection of finished test pieces GB/T 18400.8 Inspection conditions for machining centers-Part 8. Evaluation of contour characteristics on three coordinate planes GB/T 21028 Information Security Technology Server Security Technical Requirements GB/T 21388 depth vernier caliper GB/T 21389 Vernier, Band Watch and Digital Caliper GB/T 21390 Vernier, Band Gauge and Digital Height Caliper GB 21746 General Requirements for Safety Requirements for Teaching Instruments and Equipment GB 21748 Safety requirements for teaching instruments and equipment GB/T 22095 cast iron flat plate GB/T 22096 Tool presetting measuring instrument GB/T 22521 angle gauge GB/T 24762 Product Geometry Technical Specification (GPS) image measuring instrument acceptance test and re-check test JY/T 0461―2014 GB/T 25509 Reference dictionary for mechanical systems and gears GB/T 25510 Reference dictionary for mechanical systems and general-purpose rolling bearings GB/T 25511 Dictionary of mechanical systems and universal parts chains, belts and keys GB/T 25659.1 Simple CNC horizontal lathes. Part 1. Precision inspection GB/T 25659.2 Simple CNC Horizontal Lathes-Part 2. Technical Conditions GB/T 28037 General specifications for information technology projectors GB/T 29482.1 Digital control system for industrial machinery-Part 1. General technical requirements GB/T 3374.1 Gear terms and definitions. Part 1. Geometrical definitions GB 50016 fire protection code for building design GB 50033 lighting design standards for buildings GB 50034 Architectural Lighting Design Standard JB/T 3411.56 square box size JB/T 3770 Floor Grinder JB/T4318.3 Horizontal Band Saw Machine Part 3. Technical Conditions JB/T 5245.4 Bench drilling machine Part 4. Technical conditions JB/T 5610 laser interferometer JB/T 7423.5 Tapping machine Part 5. Technical conditions JB/T 8047 V-shaped block (frame) JB/T 8232 autocollimator JB/T 8329 Technical specifications of CNC bed milling machine JB/T 8791 spring type inner diameter indicator JB/T 9283 Multimeter JB/T 9937 High-precision machine vice JB/T 10006 Micrometer JB/T 10010 magnetic table base JB/T 10028 Roundness Tester JB/T 10082 EDM wire cutting machine (reciprocating wire type) technical conditions JB/T 10792.1 Five-axis linkage vertical machining center Part 1. Precision inspection JB/T 10792.2 Five-axis linkage vertical machining center Part 2. Technical conditions JJF 1109 Runout Checker Calibration Specification JJF 1105 Calibration Specification for Stylus Surface Roughness Tester QB/T 1558.1 General technical requirements for vice

3 categories

3.1 The equipment requirements for professional equipment of numerical control technology are divided into two categories, namely "qualified equipment requirements" and "demonstration equipment requirements". 3.2 "Qualified Equipment Requirements" is the minimum requirement for establishing professional equipment and equipment for numerical control technology; "Demonstration Equipment Requirements" is for numerical control technology demonstration JY/T 0461―2014 The basic equipment requirements that majors should meet, but also for qualified schools and training institutions to increase student training courses, improve students' professional skills, and keep up with this Optional when professional new technology and new technology develop.

4 Requirements

4.1 Training Teaching Place 4.1.1 The types of NC technology professional training teaching are divided into basic skills training and professional skills training. 4.1.2 The training teaching places that should be provided for each training teaching category shall be in accordance with Table 1. Table 1 Teaching places that should be available for each training teaching category Training teaching category Experiment and training teaching place Qualified equipment requirements Demonstration equipment requirements Basic skills training Electrician and electronics training room Control Technology Training Room Professional skills training Machining training workshop Fitter training workshop Measurement Technology Training Room CNC machining training workshop CNC machine tool maintenance workshop Computer Aided Design and Manufacturing Training Room 4.1.3 Basic requirements for training teaching places 4.1.3.1 Use area The training room should be determined according to the number of students and teaching content, and on the premise of ensuring the health and safety of teachers and students, and its area of use should be determined in accordance with national Regulations. 4.1.3.2 Daylighting 4.1.3.2.1 The daylighting of the training teaching place shall be in accordance with the relevant regulations of GB 50033. 4.1.3.2.2 The lighting design shall pay attention to the directionality of the light, and shall avoid obstruction and unfavorable shadows to the work. 4.1.3.2.3 Where the color needs to be identified, lighting materials that do not change the color of natural light shall be used. 4.1.3.3 Lighting 4.1.3.3.1 When natural light is insufficient, artificial lighting should be configured. The artificial lighting source should be a light source close to the color temperature of natural light. 4.1.3.3.2 The lighting of the training teaching place should select the corresponding color rendering index according to the requirements of the teaching content for identifying the color of the object and the location characteristics JY/T 0461―2014 Light source, the general color rendering index should not be lower than Ra80. 4.1.3.3.3 The lighting requirements of training teaching places are in accordance with the relevant regulations of GB 50034. 4.1.3.3.4 Work area for workbenches, instruments, equipment, etc. for detailed operation training (such as. scribing, metal finishing, clearance adjustment, etc.) The illumination of the field should not be less than 500lx. When the illumination is insufficient, local supplementary lighting should be added, and supplementary lighting should not produce harmful glare. 4.1.3.4 Ventilation Should meet the relevant requirements of GB 50016 and industrial enterprise ventilation. 4.1.3.5 Fire prevention Should comply with GB 50016 regulations on fire prevention in factories and warehouses. 4.1.3.6 Safety and health Should meet the relevant requirements of GBZ 1, GB 12801. The safety signs shall comply with the relevant requirements of GB 2893 and GB 2894. 4.2 Equipment 4.2.1 The equipment requirements of the training rooms for "qualified equipment requirements" and "model equipment requirements" shall be in accordance with Tables 2 and 3. 4.2.2 The number of instruments and equipment sets in Tables 2 and 3 meets the equipment requirements for 40 people/classes to provide practical training. Requirements in ensuring practical training Under the premise of this, each school can arrange training courses according to the actual number of classes in the major, and equip them with the corresponding number of instruments and equipment. 4.2.3 The quality of the equipment and equipment products of each school shall meet the relevant national standards or industry standards, and have corresponding quality certificates. 4.2.4 The installation and use of various instruments and equipment shall meet the relevant national or industry standards, and the grounding shall meet the requirements of GB 16895.3. 4.2.5 The instruments and equipment that need to be connected to the power supply shall meet the requirements of the State Grid. The voltage rating is AC 380V (three-phase) or 220V (Single-phase), and should have over-current, leakage protection functions; if plug-in wiring is required, the plug-in wiring should be insulated and no exposed parts of the current. 4.2.6 All kinds of instruments and equipment with implementing agencies shall have emergency stop function, which can cut off the power, gas source and pressure in emergency situations, and make the equipment The motion stops. JY/T 0461―2014 Table 2 Basic equipment training equipment requirements Practical teaching aims equipment Number name specifications, main parameters or main requirements Quantity Implementation standards Numbering Notes 1. Master the electrician, Application of electronic technology principle; 2. Master Universal Electricity Meters and other commonly used instruments Devices, gauges and sensors Use of components Using method 3. Will measure and divide Analysis of basic power parameters Numbers and common elements Performance parameters 4. Will use oscilloscope And signal generation , Basic measurement Operating point of the circuit Signal waveform, min Analysis of signal characteristics Sex 5.Can design simple Logic circuit 6. Able to use Common tools, press According to the circuit diagram, even Connect and check the circuit And rule out common causes barrier. General Electrician, Electricity Sub-comprehensive experimental equipment Input power Three-phase five-wire (or three-phase four-wire), 380V/50Hz, with three-phase indicator; Phase loss, leakage, overcurrent, phase-to-phase and Alarm and protection functions such as short to ground; 2. Power output Three-phase 0 ～ 450V continuously adjustable AC power Source, the voltage value is indicated by three voltmeters, there are three Phase four-pole 380V power socket; Single-phase 0 ～ 250V continuously adjustable AC power Source, with single-phase three-pole 220V power socket; Dual 0 ～ 30V adjustable DC power supply, maximum Output current 1.5A; With voltage and current leakage protection equipment Short-circuit or overload alarm, Protection function 3. Available experiments and training. 1) Use common electrical and electronic meters Bit, voltage, current, phase, active and reactive Measurement of basic electrical parameters such as power and power factor the amount; 2) Verification of basic theorems of electrical engineering and electronics; 3) Characteristic analysis of R, L, C and other circuit components Analysis and circuit experiment; 4) Judgment of transformer with the same name and single-phase, three-phase Phase AC circuit connection application; 5) transistor common emitter single tube amplifier, string Cascaded transistor regulated power supply and integrated operational amplifier Test and experiment of the basic operation circuit of the controller; 6) Integrated logic circuit and combination logic circuit Design and testing; 7) Sets of triggers, counters, timers, etc. Circuit applications; 8) Jog and self-locking control of three-phase asynchronous motor Control line, forward and reverse control line, Y-- △ step-down Start control circuit connection application. Desk 10 20 GB 21746 GB 21748 GB/T 3797 Homemade JY/T 0461―2014 Table 2 Requirements for basic skills training equipment (continued) Practical teaching aims equipment Number name specifications, main parameters or main requirements Quantity Implementation standards Numbering Notes

2 Multimeter

Analog. 1. DC voltage. 0 ～ 25V;.20000Ω/V 0 ～ 500V; 5000Ω/V; ± 2.5%; 2. AC voltage. 0 ～ 500V; 5000Ω/V; ± 5.0%; 3. DC current. 0 ～ 500mA; ± 3%; 4. Resistance. Range. 0 to 4kΩ to 40kΩ to 400k Ω ～ 4MΩ ～ 40MΩ; 25Ω center; ± 2.5%; 5. Audio level. -10dB to 22dB. Only 10 20 JB/T 9283 Digital. 1. DC voltage. 0 V ～ 1000V; ± (0.05% 3); 2. AC voltage. 0 V ～ 750V; ± (0.5% 10); 3. DC current. 0A ～ 20A; ± (0.5% 5); 4. AC current. 0A ～ 20A; ± (0.8% 10); 5. Resistance. 0 MΩ ～.200MΩ; ± (0.3% 1); 6. Capacitance. 0μ F ～ 20μ F; ± (4% 20); 7. Can measure diode and triode. Only 10 20 GB/T 13978 JY/T 0461―2014 Table 2 Requirements for basic skills training equipment (continued) Practical teaching aims equipment Number name specifications, main parameters or main requirements Quantity Implementation standards Numbering

3 Signal generator

1. Frequency range. 0.1Hz ~ 1MHz; 2. Output waveform. Sine wave, square wave, triangle wave, pulse wave; 3. Output signal type. Single frequency, frequency modulation, amplitude modulation, frequency sweep; 4. External frequency sensitivity. 100mV; 5. External measurement frequency range. 1Hz ~ 10MHz; 6. Output impedance. 600Ω; 7. Output voltage. ≥20Vp-p (1MΩ); ≥10Vp-p (50Ω); 8. Digital display; 9.TTL/CMOS output; 10. The output port is short-circuit protected. 10 20 GB/T 12181

4 Dual trace oscilloscope

1. Bandwidth. 20MHz; 2. Deflection factor. 5mV/div ～ 20V/div; 3. Rise time. ≤17ns; 4. Vertical working mode. CH1, CH2, ALT, CHOP, ADD; 5. Scan time factor. 0.5s/div ～ 0.2μ s/div; 6. Trigger method. Automatic, normal, TV-H, TV-V; 7. Trigger source. Internal (CH1, CH2, alternate), external, power supply; 8. Trigger sensitivity. Internal trigger is not less than 1div, The external trigger is not less than 0.5Vp-p. 5 GB/T 6585 JY/T 0461―2014 Table 2 Requirements for basic skills training equipment (continued) Practical teaching aims equipment Number name specifications, main parameters or main requirements Quantity Implementation standards Numbering Digital oscilloscope 1. Bandwidth. ≥60MHz; 2. Number of channels. Two channels and one external trigger channel; 3. Highest real-time sampling rate. Single channel (500MSa/s), Dual channel (250MSa/s); 4. Equivalent sampling rate. 50GSa/s; 5. Memory depth. single channel 32K; 6. Rise time. < 5.8ns; 7. Time base range. 5ns/div-50s/div; 8. Vertical sensitivity. 2mv-10v/div; 9. Vertical resolution. 8bit; 5 GB/T 15289 Replaceable Daiben Practical training Room phase Same number Order of quantity No. 4 device Digital traffic Millivolt meter 1. Measurement range. 0.2mV ～ 600V; 2. Frequency range. 10Hz ～ 600kHz; 3. Uncertainty of voltage test. ± 1%; 4. Input impedance. 1MΩ; 5. Display digits. 3- 2 Above. Only 5 10 GB/T 12116 7 The tool is equipped with a sleeve according to the experimental device and use requirements 10 20 1. Can use hydraulic and pneumatic Moving element graphic symbol Identify industrial hydraulic and pneumatic Moving element 2. Can be based on hydraulic pressure, Construction of pneumatic circuit diagram Hydraulic and pneumatic basic Circuit, with optional Hydraulic and pneumatic components And analysis circuit performance force; Hydraulic experiment 1. Can easily and quickly connect the hydraulic circuit; 2.With commutation control, speed control and multi-cylinder Sequence control function; 3. With pump loading and unloading features; 4. With test function of throttling and overflow characteristics; 5. Supporting hydraulic pumping station. Desk 5 10 GB/T 7935 GB/T 3766 Available from JY/T 0461―2014 Table 2 Requirements for basic skills training equipment (continued) Practical teaching aims equipment Number name specifications, main parameters or main requirements Quantity Implementation standards Numbering 3. Will design simple Hydraulic and pneumatic Circuit (including electro-hydraulic Pressure, electrical movement), And verify correct Sex 4. Will debug the structure Built hydraulic and pneumatic (Including electro-hydraulic, Electro-pneumatic) circuit, And exclude simple reasons barrier.

2 pneumatic test bench

1. Easy and quick connection of pneumatic circuit; 2.With commutation control, speed control, multi-cycle Ring control and multi-cylinder sequence control functions; 3. Supporting air source. 5 GB/T 7932 Available from Hydraulic and pneumatic elements According to hydraulic and pneumatic test bench and use requirements Configuration Set of 10 20 GB/T 7935

4 Projector

1. Luminous flux ≥2000 lm; 2. Contrast ≥400. 1 (ANSI). Taiwan 1 1 GB/T 28037 1. Familiar with common machine Structured form, operation Action and special point; 2. Master commonly used connections Form of connection, Connection method and special point; 3. Master common machines Mechanical transmission Structure, transmission side Style and characteristics. Mechanical transmission Demonstration platform Demonstrable. 1.Planar link mechanism, cam mechanism, intermittent Movement mechanism, gear train and combination mechanism; 2.Gear drive, belt drive, chain drive, gear Wheel and worm drive, ball screw drive; 3.Thread, key, spline, pin, coupling, Clutch coupling, riveting, welding, gluing and interference coupling Pick up 4.Rolling bearings, plain bearings and typical reducer Desk 1 2 GB/T 25509 GB/T 25510 GB/T 25511 GB/T 3374.1 Available from JY/T 0461―2014 Table 2 Requirements for basic skills training equipment (continued) Practic...

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