机械5

摆线式内啮合齿轮泵的设计 摘要 内啮合摆线泵及各种摆线类齿轮泵的进一步研究是当前齿轮泵技术发展的一个重要课题。对摆线泵的啮合特性流量特性、运动特性以及泵的容积效率、机械效率等基本特性的研究是提高摆线泵质量的关键所在。本文的基本分析内容如下：在本第一章节中，重点分析了本文研究的齿轮泵设备所处的大背景，并分析了本文研究的意义，对西方发达国家以及我们中国在齿轮泵的研究上的基本情况进行了分析，并也看出了其中的差距，有待于我们后续的发展中获取更大的进步，此外分析了摆线类型的齿轮泵设备在以后的一段时间内的基本发展趋势，比如有提高泵的压力载荷，有效的实现低流量的脉动形式，有效的降低泵的作业噪音，整体提高泵设备的基本排量，并对排量的参数实现可变转换等等。第二章节的主要任务在于对摆线形式的内啮合齿轮泵结构设备的基本组成进行了分析，并结合图纸阐述了摆线形式的内啮合齿轮泵结构设备在工作中的基本作业原理，分析了摆线形式的内啮合齿轮泵结构设备在日常的工作中的相关作业性能的影响因素，如有各种参数对排量大孝作业效率大孝转动速度大孝容积效率大小等等。第三章节的基本任务在于对摆线形式的内啮合齿轮泵结构设备相关基本参数进行有效的计算分析，比如分析了内转子结构部件和外转子结构部件的齿数数目，确定了其基本的中心距大小，阐述分析了其中的创成系数以及弧径系数，对转子的基本参数进行了分析；第四章节的主要任务是对摆线形式的内啮合齿轮泵结构设备的模型进行建立，首先重点分析了本文的建模软件SOLIDWORKS的基本背景进行了阐述，对其基本的建模途径及方法进行了简单的介绍。重点在于建立了垫板结构部件、衬套结构部件、主轴结构部件、内转子结构部件、泵体结构部件、泵盖结构部件等零件，并对其进行装配形成了内啮合摆线齿轮泵的整机模型。第五章节的重点在于摆线形式的内啮合齿轮泵结构设备在日常的基本使用过程中需要注意的细节以及问题点，并对日常的基本维护以及保养进行了简单的阐述。 关键字：摆线、内啮合、齿轮泵 Abstract The further research o
n the i
nter
nal meshi
ng cycloid pump a
nd various cycloid gear pumps is a
n importa
nt issue i
n the developme
nt of the gear pump tech
nology. The key to improve the quality of cycloidal pump is to study the meshi
ng characteristics, flow characteristics, motio
n characteristics, volumetric efficie
ncy a
nd mecha
nical efficie
ncy of cycloidal pumps. A
nalysis of the basic co
nte
nts of this paper are as follows: i
n the first chapter, a
nalyzes the backgrou
nd of the gear pump equipme
nt is studied i
n this paper are, a
nd a
nalyzes the sig
nifica
nce of this study, the wester
n developed cou
ntries a
nd our Chi
na i
n research o
n the basic situatio
n of gear pump are a
nalyzed, a
nd also see the gap. We
need to be further developme
nt to obtai
n greater progress, i
n additio
n to the basic developme
nt tre
nd of gear pump type equipme
nt cycloid after a period of time i
n the a
nalysis, such as i
ncreasi
ng the pressure load of the pump, the effective impleme
ntatio
n of low flow pulse form, effectively reduce the operatio
n
noise of the pump, improve basic displaceme
nt the pump, a
nd the displaceme
nt of the variable parameters o
n the co
nversio
n a
nd so o
n. The mai
n task of the seco
nd chapter is the basic form of the compositio
n of the cycloidal i
nter
nal gear pump structure of the equipme
nt are a
nalyzed, a
nd expou
nds the basic operatio
n pri
nciple combi
ned with the drawi
ngs i
n the form of cycloid gear pump structure of the equipme
nt i
n the work, a
nalyzes the factors that i
nflue
nce the work performa
nce of cycloid gear pump form the structure of the equipme
nt i
n daily i
n the work, such as a variety of parameters o
n the displaceme
nt efficie
ncy, size size, rotatio
n speed, size of the volume efficie
ncy of size etc.. The basic task of the third chapter is the i
nter
nal gear pump structure equipme
nt basic parameters of cycloid is a
nalyzed the effective calculatio
n, such as a
nalysis of the
number of teeth of i
n
ner rotor a
nd outer rotor structure parts of structural compo
ne
nts, determi
ne the dista
nce of its basic ce
nter, o
n a
nalyzi
ng the ge
nerative coefficie
nt a
nd arc path coefficie
nt a
nd the basic parameters of the rotor are a
nalyzed; the mai
n task of the fourth chapter is o
n the form of the cycloid gear pump structure device model was established, firstly a
nalyzes the basic backgrou
nd of the modeli
ng software SOLIDWORKS is discussed a
nd the basic modeli
ng approaches a
nd methods are i
ntroduced. The key poi
nt is to set up the parts of the backi
ng plate, the bushi
ng, the mai
n shaft, the i
n
ner rotor, the pump a
nd the pump a
nd so o
n. The fifth chapter focuses o
n the details a
nd poi
nts of atte
ntio
n i
n the basic operatio
n process of the i
nter
nal gear pump structure a
nd equipme
nt i
n the cycloidal form, a
nd describes the basic mai
nte
na
nce a
nd mai
nte
na
nce i
n daily life. Keywords: Cycloid, i
nter
nal meshi
ng, gear pump 目录 摘要- 2 - Abstract - 3 - 第一章绪论- 8 - 1.1课题研究背景- 8 - 1.2齿轮泵的国内外研究分析- 8 - 1.2.1摆线齿轮泵国外研究现状- 8 - 1.2.2摆线齿轮泵国内研究现状- 9 - 1.3摆线齿轮泵的发展趋势- 9 - 1.4本章小结- 10 - 第二章内啮合摆线齿轮泵整体设计分析- 11 - 2.1内啮合摆线齿轮泵结构分析- 11 - 2.2内啮合摆线齿轮泵工作原理分析- 12 - 2.3摆线齿轮泵性能的影响参数分析- 13 - 2.3.1影响排量的泵齿轮参数分析- 13 - 2.3.2齿轮参数对内啮合齿轮泵效率的影响- 13 - 2.3.3偏心距、齿厚和转速的影响- 13 - 2.3.4油腔的形状对容积效率的影响- 14 - 2.4本章小结- 14 - 第三章关键部件及参数的计算分析- 15 - 3.1齿数的分析确定- 15 - 3.2中心距a - 15 - 3.3创成系数k - 15 - 3.4弧径系数h - 16 - 3.5齿轮几何尺寸分析- 16 - 3.5.1传动比分析- 16 - 3.5.2节圆半径- 17 - 3.5.3齿根圆及齿顶圆半径- 17 - 3.5.4齿全高- 17 - 3.5.5外转子齿根过渡圆角半径- 17 - 3.6本章小结- 18 - 第四章摆线齿轮泵的模型建立- 19 - 4.1SOLIDWORKS软件介绍- 19 - 4.1.1 SOLIDWORKS背景- 19 - 4.1.2 SOLIDWORKS软件建模途径- 21 - 4.2齿轮泵的三维模型的建立- 22 - 4.2.1垫板结构部件- 22 - 4.2.2衬套结构部件- 23 - 4.2.3外转子结构部件- 23 - 4.2.4主轴结构部件- 24 - 4.2.5内转子结构部件- 24 - 4.2.6泵体结构部件- 25 - 4.2.7泵盖结构部件- 25 - 4.2.8整机模型- 26 - 4.3本章小结- 26 - 第五章齿轮泵的使用和保养- 27 - 5.1齿轮泵的基本使用- 27 - 5.2本章小结- 28 - 结论- 29 - 致谢- 31 - 参考文献- 32 -