Drilling machine with a rotating rocker 1 task 1 option

The broaching machine is designed for broaching internal grooves and slots in the holes of parts, as well as for planing vertically positioned surfaces.
 
Introduction

1        Technical assignment for the course work

1.1     Input parameters and diagrams of the designed mechanisms

1.2     Description of the machine's operation

2        Structural analysis of the lever mechanism

3        Kinematic analysis of the lever mechanism

3.1     Determination of the positions of links and points of the mechanism

3.1.1  Sizes of the mechanism

3.1.2  Construction of the mechanism

3.2     Determination of speeds of points and links of the mechanism

3.3     Determination of accelerations of points and links of the mechanism

4        Force analysis of the lever mechanism

4.1     Calculation of applied forces

4.2     Force analysis of Assur group 4-5

4.3     Force analysis of Assur group 2-3

4.4     Force analysis of the initial link

5        Synthesis of the gear mechanism

5.1     Synthesis of simple transmission

5.1.1  Calculation of main geometric parameters

5.2     Synthesis of planetary reducer

5.2.1  Determination of the gear ratio of the reducer

5.2.2  Selection of reducer teeth

5.2.3  Verification of the correctness of the tooth numbers selection

5.2.4  Picture of linear speeds

5.2.5  Picture of angular speeds

Additional information
Initial data
Length of the part - 0.12 m, length of the cutter stroke - 0.01 m, engine speed - 1000 rpm, crank speed - 45 rpm, gear mechanism diagram - 4, number of teeth in simple transmission - 13-27, kv - 1.3, a = 0.03 m, b = 0.06 m, cutting force 250 N, linear weight of links 255 N/m

Additional data: 

1) The number of satellites K in the planetary reducer is three. 

2) The module of the simple transmission wheel m1=6 mm, the module of the planetary stage wheels of the reducer m=4 mm.

Explanatory note and 2 drawings

The explanatory note contains: TITLE PAGE; ASSIGNMENT; CONTENTS; INTRODUCTION; MAIN PART; LIST OF REFERENCES.

1 Drawing - Kinematic and force analysis of the lever mechanism

Plans of the mechanism positions

Acceleration plan

Loading scheme of Assur groups

Speed plan for each position

Loading scheme of the initial link  

2 Drawing - Synthesis of the gear mechanism

Planetary mechanism 

Distribution of linear speeds

Distribution of angular speeds

Involute gear engagement