BR-JZT Mechanical Assembly and Adjustment Technology Comprehensive Training Device

1、 Product Overview
This device mainly cultivates students' skills in reading and drawing assembly and part drawings, basic operations of fitters, assembly process and adjustment of parts and mechanisms, and assembly quality inspection. This device is consistent with the equipment of the "Assembly Fitter (Mechanical Assembly and Adjustment Technology)" competition in the vocational college skills competition, and also meets the various indicators of the "Mechanical Assembly and Debugging" advanced group skills competition in the vocational college skills competition in the past two years. The material, structure, layout, mechanical components, and training mode of the bidding product fully meet its description.
2、 Product features
1. Designed based on the basic operations, assembly, measurement and adjustment, and quality inspection of fitters in mechanical assembly and adjustment technology, it can meet the needs of practical training, engineering training, and vocational skills competitions.
2. Modular design consists of multiple mechanical workbenches, which can be trained independently or comprehensively. For example, two-dimensional workbenches, multi-stage gearboxes, intermittent rotary workbenches, punching machine mechanisms, etc.
3. Strong comprehensiveness cultivates students' comprehensive abilities in mechanical drawing recognition, selection and use of commonly used tools and measuring tools, process and adjustment of mechanical components and mechanisms, and assembly quality inspection.
★ The device has added a remote communication protocol module, which can achieve:
Remote teaching function:
1) Real time teacher and student one-on-one remote teaching, remote communication function;
2) Manufacturers and equipment administrators provide real-time guidance on equipment operation and maintenance;
Laboratory management functions:
1) The equipment is equipped with a set of laboratory management system software and hardware, implementing a one person, one account mode for administrators. Through the mobile APP communication protocol, administrators with more than 10 people can manage the equipment at any distance, including recording (automatic start) and playback of the equipment operation process, as well as automatically starting the infrared alarm function when the equipment is turned off.
3、 Technical performance
1. Input power supply: single-phase three wire AC220V ± 10% 50Hz;
2. One AC reduction motor: rated power 90W, reduction ratio 1:25;
3. External dimensions (training platform): 1800mm × 700mm × 820mm;
4. Equipment weight: ≥ 600kg
5. Safety protection: It has leakage current protection and meets national standards for safety.
4、 System composition and functions
This device mainly consists of a training platform, power source, mechanical assembly and adjustment objects (mechanical transmission mechanism, multi-stage gearbox, two-dimensional workbench, intermittent rotary workbench, punching machine mechanism, etc.), common tools for fitters, measuring tools, etc.
1. # Training Platform: Adopting an iron double-layer matte dense spray coating structure, including two parts: the operation area and the mechanical assembly area. The operating area is mainly composed of solid wood countertops, rubber pads, etc., used for fitters to process and assemble various mechanical components; The mechanical assembly and adjustment area adopts a casting operation table, on which students can install and adjust various mechanical mechanisms.
2. Mechanical transmission mechanism: mainly composed of synchronous belt, chain, gear, worm and other transmission mechanisms; By installing, adjusting, and testing on the platform, students can master the assembly and adjustment skills of mechanical transmission mechanisms.
3. Multi stage gearbox: It has a dual shaft and three stage variable speed output, with one shaft output equipped with forward and reverse functions, and the top is protected by organic glass. Mainly composed of a casing, gears, spline shafts, spacers, keys, angular contact bearings, deep groove ball bearings, retaining springs, end caps, manual shift mechanisms, etc., it can complete assembly process training for multi-stage transmissions.
4. 2D worktable: mainly composed of ball screw, linear guide rail, table, cushion block, bearing, support, end cover, etc. Divided into two layers, the lower layer is controlled by a multi-stage gearbox through gear transmission to achieve reciprocating operation of the workbench. The workbench is equipped with a travel switch to achieve limit protection function, while the upper layer can be manually controlled; Capable of completing assembly process and precision testing training for linear guides, ball screws, and two-dimensional workbenches.
5. # Reducer: mainly composed of spur gears, angular contact bearings, deep groove ball bearings, brackets, shafts, end caps, keys, etc. Can complete practical training on the assembly process of reducers.
6. Intermittent rotary workbench: mainly composed of four groove groove wheel mechanism, worm gear, thrust ball bearing, angular contact bearing, table, bracket, etc. Intermittent rotation function is achieved through chain transmission, gear transmission, worm gear and worm gear transmission, and four groove groove gear mechanism indexing through a multi-stage gearbox; Capable of completing practical training on assembly and adjustment of worm gears, four groove gears, bearings, etc.
7. Punching machine mechanism: mainly composed of crankshaft, connecting rod, slider, bracket, bearings, etc., which are matched with intermittent rotary worktable to achieve simulation of material pressing function. Capable of completing assembly process training for punching machine mechanisms.
8. Power source: Equipped with AC deceleration motor, speed controller, power control box, etc., to provide power source for the mechanical system. The power control box is equipped with a speed control motor power interface and a travel switch interface.
9. # Assembly and adjustment tools: mainly include a set of tools (34 pieces), table vice, marking plate, puller, copper rod, impact sleeve, chain cutter, and impact wrench. The set of tools consists of a toolbox, hex wrench, solid wrench, adjustable wrench, file, tap, hinge, scratch gauge, sample punch, hammer, die, die holder, screwdriver, saw bow, pointed pliers, tiger pliers, etc.
10. Common measuring tools: mainly composed of vernier calipers, universal vernier protractors, width angle rulers, dial gauges, micrometers, feeler gauges, levels, etc; By using measuring tools for measurement, students can master the usage methods of commonly used measuring tools and the detection methods of mechanical assembly.
5、 Practical training projects
#Project 1: Basic Operation Skills Training for Fitters
Task 1: Dashing Skill Training
Task 2 Filing Skill Training
Task Three Sawing Skill Training
Task Three Drilling Skill Training
Task Four Attack and Thread Setting Skill Training
Task 5 Scraping Skill Training
#Project 2: Assembly and Adjustment of Transmission
According to the assembly drawing and assembly process requirements, assemble and adjust bearings, shafts, keys, sliding gears, boxes, etc.
#Project 3: Assembly and adjustment of reducer
According to the assembly drawing and assembly process requirements, complete the assembly and adjustment of the reducer.
#Project 4: Assembly and adjustment of punching machine mechanism
According to the assembly drawing and assembly process requirements, complete the assembly and adjustment of the punching machine mechanism.
#Project 5: Assembly and adjustment of intermittent rotary workbench
According to the assembly drawing and assembly process requirements, assemble and adjust the worm gear, four groove groove gear, bearings, supports, etc.
#Project 6. Assembly and Adjustment of 2D Workbench
According to the assembly drawing requirements, assemble and adjust the linear guide rail, ball screw, bearing, support, etc.
#Project 7. Installation and Adjustment of Mechanical Transmission
Assembly and adjustment of transmission mechanism in the task area
Assembly and adjustment of task two chain transmission mechanism
Task Three: Assembly and Adjustment of Gear Transmission Mechanism
#Project 8. Mechanical System Operation and Adjustment
According to the requirements of the overall assembly drawing, assemble each unit into a system and adjust it according to the requirements to achieve the predetermined function