吉林大学学报(工学版) ›› 2026, Vol. 56 ›› Issue (8): 2260-2278.doi: 10.13229/j.cnki.jdxbgxb.20250030

• 农业工程·仿生工程 • 上一篇    

双带揉搓式残膜打捆装置与载膜箱的结构设计与试验

王敏(),霍尚,曹肆林,营雨琨,何玉泽,卢勇涛   

  1. 新疆农垦科学院 机械装备研究所,新疆 石河子 832000
  • 收稿日期:2025-01-02 出版日期:2026-08-01 发布日期:2026-09-02
  • 作者简介:王敏(1984-),女, 研究员. 研究方向:农田残膜污染治理装备的研发与应用. E-mail: wangmin20120210@163.com
  • 基金资助:
    “兵团英才”青年项目;兵团重点领域科技攻关计划项目(2022AB020);新疆农垦科学院院级创新团队建设项目(NCG202302)

Structural design and testing of double belt residual film binding device and film carrying box

Min WANG(),Shang HUO,Si-lin CAO,Yu-kun YING,Yu-ze HE,Yong-tao LU   

  1. Institute of Mechanical Equipment,Xinjiang Academy of Agricultural and Reclamation Science,Shihezi 832000,China
  • Received:2025-01-02 Online:2026-08-01 Published:2026-09-02

摘要:

针对现有残膜打捆过程中存在的结构复杂、打捆皮带寿命低、膜捆直径不可调、卸膜位置不确定和与现有残膜回收机配套性差等问题,设计了一种双带揉搓式残膜打捆装置,介绍了配套整机工作流程、残膜打捆结构组成及工作过程,重点对双带揉搓式残膜打捆装置、张紧装置及载膜箱进行设计。通过对打捆作业过程进行力学分析,确定了各功能部件的结构参数和工作参数。为验证双带揉搓式残膜打捆装置的作业性能和效率,以打捆腔角度、打捆带摩擦因数和打捆带线速度为试验因素,在此基础上,以残膜成捆率、残膜捆密度和打捆效率为响应变量,设计三因素三水平的二次回归试验,建立回归模型,分析各因素对残膜成捆率和捆密度的影响,并进行参数优化与试验验证。试验结果表明:影响残膜成捆率的因素由大到小依次为:打捆腔角度>打捆带线速度>打捆带摩擦因数;影响残捆密度的因素依次为:打捆带线速度>打捆腔角度>打捆带摩擦因数;影响打捆效率的因素依次为:打捆带摩擦因数>打捆带线速度>打捆腔角度。理论最优的设计参数如下:打捆腔角度为33°,打捆带选草坪纹打捆带摩擦因数为0.83,打捆带线速度为1.03 m/s。研究结果可为残膜打捆装置设计与高质量作业提供参考。

关键词: 残膜打捆, 膜捆直径可调节, 双带打捆装置, 载膜箱, 正交试验

Abstract:

A dual belt residual film bundling device has been designed to address the problems of complex structure, low service life of bundling belts, adjustable tightness of film bundling, uncertain unloading position, and poor compatibility with existing residual film recycling machines in the existing residual film bundling process. This article introduces the composition and working process of the residual film bundling structure, with a focus on optimizing the design of the bundling device, tensioning device, and film carrying box. By conducting a dynamic analysis of the bundling process, the structural and operational parameters of each functional component were determined. To verify the operational performance and efficiency of the dual belt residual film bundling device, three factor three-level quadratic regression experiments were conducted with bundling chamber angle, bundling belt friction coefficient, and bundling belt linear speed as experimental factors, and residual film bundling rate, residual film bundling density, and bundling efficiency as response values. A regression model was established to analyze the effects of each factor on residual film bundling rate, residual film bundling density, and bundling efficiency, and parameter optimization and experimental verification were carried out.The experimental results show that the factors affecting the bundling rate of residual film are in descending order: bundling chamber angle>bundling belt linear velocity>bundling belt friction coefficient; The factors that affect the density of residual film bundling are in the following order: bundling belt line speed>bundling chamber angle>bundling belt frictioncoefficient; The factors that affect packaging efficiency are in the following order: the friction coefficient of the strapping belt>the angle of the strapping chamber>the linear velocity of the strapping belt. Theoretical optimal design parameters: bundling chamber angle is 33°, packing belt friction coefficient is 0.83, and packing belt linear velocity is 1.03 m/s. The research results provide reference for the design and high-quality operation of residual film bundling devices.

Key words: tying device, adjustable bale diameter, double-belt baling device, film magazine, orthogonal experiment

中图分类号: 

  • S225

图1

配套整机示意图1-秸秆粉碎还田装置;2-载膜箱;3-双带式揉搓残膜打捆装置;4-地膜捡拾装置"

图2

配套整机示意简图1-打秆装置;2-打捆装置;3-捡拾装置;4-地膜"

图3

双带打捆装置示意图1-牵引架;2-机架;3-膜捆;4-载膜箱;5-卸膜液压杆;6-传动轴;7-上打捆装置支撑辊;8-上打捆固定支撑装置;9-上打捆装置;10-上打捆装置开合液压缸;11-上打捆装置主动链轮;12-下打捆装置;13-地轮;14-下打捆装置主动链轮"

表1

主要工作参数"

参数数值
配套动力/Hp≥35
整机尺寸/(mm×mm×mm)4 000×2 800×1 700
膜捆直径(可调)/mm≤350
膜捆箱装容量(膜捆装箱)/捆3~5
打捆带幅宽/mm2 000
残膜成捆率/%100
工作率捆/h10~16

表2

地膜摩擦特性"

编号摩擦带类型摩擦角/(°)
1光带38
2草坪纹带49
3颗粒纹带54
4光带37
5草坪纹带47
6颗粒纹带55

图4

双带打捆结构1-上打捆皮带;2-上支撑辊;3-固定张紧装置;4-开合液压缸;5-上打捆装置;6-上主动支撑辊;7-齿轮箱链轮;8-下主动支撑辊;9-下打捆皮带;10-机架;11-浮动张紧装置;12-行程开关;13-运输安全销;14-下支撑辊;15-传动轴"

图5

打捆皮带1-内层;2-表层"

图6

捆芯形成阶段残膜实际受力1-上主动支撑辊;2-固定张紧装置;3-上打捆皮带;4-上支撑辊;5-下支撑辊;6-下主动支撑辊;7-下打捆皮带;8-浮动张紧装置"

图7

捆芯形成阶段残膜捆受力分析"

图8

残膜捆完成阶段实际受力"

图9

残膜捆完成阶段受力分析"

图10

残膜捆进入载膜箱阶段实际受力图1-载膜箱;2-下主动支撑装置;3-开合液压缸;4-上打捆装置"

图11

固定式张紧示意图1-上打捆装置侧板;2-上打捆调节支撑座;3-张紧调节螺栓;4-张紧调节螺;5-固定式张紧装置支撑座;6-支撑辊轴承"

图12

浮动式张紧机构示意图1-下主动支撑辊;2-下打捆装置侧板;3-下打捆皮带;4-下支撑辊;5-浮动支撑辊卡槽;6-浮动支撑辊;7-行程开关;8-运输安全销"

图13

浮动式张紧装置安装示意图1-红外线传感器;2-浮动支撑辊;3-浮动打捆装置导向槽;4-观察口"

图14

膜捆直径与浮动张紧装置高度的关系示意图"

表3

膜捆直径与张紧装置高度试验数据表"

组数L1/mmL2/mmk
平均值292.83.30.011
1313.44.30.014
2204.42.10.010
3345.95.20.015
4303.22.80.010
5295.42.60.009
6294.62.50.008

图15

定点卸膜1-上载膜箱;2-上支撑辊;3-开合液压缸;4-警报装置"

图16

浮动支撑辊尺寸图"

图17

载膜箱示意图1-机架;2-载膜底板;3-载膜箱架;4-液压系统"

图18

载膜箱尺寸图"

图19

载膜箱导向结构1-导向左侧板;2-前挡板;3-导向右侧板;4-导向前板"

图20

载膜箱结构与侧板(α=15°;β1=β2=20°)"

图21

载膜箱工作状态"

图22

载膜箱网格划分"

表4

载膜箱的固有频率和位移"

阶数频率/Hz位移/m阶数频率/Hz位移/m
1130.490.3346256.870.209
2161.510.1487280.090.186
3225.670.2338305.390.215
4236.600.3229369.920.173
5253.450.41310428.620.304

图23

载膜箱模态分析振型图"

表5

试验条件"

参数数值/描述
作物类型棉花
土壤坚实度/MPa0.45
土壤含水率/%7.98
地膜宽度/mm2 050
地膜厚度/mm0.01
铺膜时间/d185
棉花种植模式(机采棉种植模式)/cm66+10

表6

初步设计参数范围"

影响因素打捆腔角度α/(°)

打捆带摩擦

因数

打捆带线速度

/(m·s-1

范围30°~38°0.69~0.960.4~1.8

图24

双带式残膜打捆装置试验台架与三维模型"

图25

单因素试验结果"

表7

试验因素编码"

水平打捆腔角度/(°)打捆带摩擦因数

打捆带线速度

/(m?s-1

-1320.690.8
0340.8251.1
1360.961.4

表8

试验方案与结果"

Run

X1:打

捆腔

角度a

X2:打捆

带摩擦

因数

X3:打捆带线速度/

(m·s-1

残膜

成捆率%

残膜捆

密度/

(kg·m-3

打捆

效率/

(捆·h-1

1360.8250.893.9387.679
2320.8250.897.6494.3412
3340.960.898.2192.4514
4340.691.499.32104.2712
5340.8251.199.64101.5913
6320.961.194.64104.3215
7340.8251.199.75101.8714
8340.961.496.91105.9816
9340.8251.1100102.8613
10360.8251.497.32103.9614
11340.8251.1100102.3213
12360.691.193.6399.3210
13320.8251.495.18106.3213
14360.961.194.8698.3215
15340.690.897.3190.488
16320.691.196.44101.4511
17340.8251.1100102.3213

表9

方差分析"

变异

来源

残膜成捆率Y1残膜捆密度Y2打捆效率Y3
自由度均方F1P1自由度均方F2P2自由度均方F3P3
回归99.02173.440.000 1**954.31242.340.000 1**98.0953.950.000 1**
X112.1641.570.000 4**136.81164.250.000 1**11.137.50.02 9*
X210.5410.390.014 6**13.8517.180.004 3**145.13300.830.000 1**
X310.346.460.038 6*1386.281723.750.000 1**1181200.000 1**
X1X212.3044.110.000 3**13.7416.710.004 6**10.251.670.237 7
X1X318.56164.430.000 1**14.6420.720.002 6**1426.670.001 3**
X2X312.7452.640.000 2**10.020.07540.791 5116.670.036 4*
X12150.20964.690.000 1**12.5711.460.011 7*10.956.330.04
X2219.89190.110.000 1**11.315.860.046 0*10.002 60.01750.898 4
X3210.7013.450.008 0146.93209.420.000 1**12.2114.750.006 4
残差70.052070.224 170.15
失拟30.08222.790.173 230.207 90.879 70.522 930.083 30.416 70.751
误差40.029440.236 340.2

图26

各因素对成捆率的影响"

图27

各因素对残膜捆密度的影响"

图28

各因素对打捆效率的影响"

表10

试验结果"

试验

序号

残膜成捆

率/%

残膜捆密度/

(kg?m-3

打捆效率/

(捆?h-1

平均值100106.2314.67
1100104.2515
2100106.5313
3100107.8916

图29

田间试验"

图30

卸膜过程"

图31

膜捆"

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