你好!欢迎访问华强联轴器官方网站!

应用行业

当前位置: 首页 > 应用行业

联轴器应用-CNC机床行业

发布时间:2024-01-17浏览量:

联轴器在CNC机床中是连接伺服电机与传动部件(如滚珠丝杠、主轴)的关键精密接口,其性能直接决定了机床的加工精度、动态响应特性及表面加工质量。

一、 核心应用部位

  1. 进给系统(Feed System)

    • 功能: 连接伺服电机滚珠丝杠,将电机的旋转运动转换为工作台或刀架的精确直线运动。

    • 要求: 这是对联轴器要求最高的部位,需要极高的定位精度动态响应性

  2. 主轴系统(Spindle System)

    • 功能: 在一些设计中,用于连接电机与主轴,实现动力传递。

    • 要求: 需要传递高扭矩、高转速,同时保证极高的转动平衡精度,以避免振动。

  3. 辅助装置(Auxiliary Devices)

    • 功能: 用于刀库换刀装置、尾座、旋转工作台等部位的传动。

    • 要求: 精度和刚性要求相对较低,更注重可靠性和成本。

二、 严苛的性能要求

CNC机床对联轴器的要求几乎达到了极致,主要集中在:

  • 超高精度与绝对零背隙(Zero Backlash): 任何微小的传动间隙都会直接反映为工件的加工误差,影响尺寸精度和表面光洁度。

  • 高扭转刚度(High Torsional Stiffness): 确保伺服电机发出的指令能无延迟、无弹性变形地传递到丝杠上,直接影响系统的刚性和加工稳定性。

  • 高灵敏度与快速响应: 联轴器的惯量要低,以保证电机启停和换向的响应速度,满足高速高精加工的需求。

  • 补偿对中误差能力: 能完美补偿电机轴与丝杠之间不可避免的径向、角向和轴向安装偏差,保护昂贵的精密轴承和导轨。

  • 耐高速与动平衡性能: 高速机床的联轴器必须经过精密的动平衡校正,防止高速运行时振动,影响加工质量。

三、 常用类型

  1. 膜片式联轴器(Diaphragm Coupling)

    • 地位: 高端CNC机床进给系统的绝对首选

    • 原因: 完美满足零背隙高刚性免维护耐高速的所有要求。通过金属膜片的弹性变形来补偿偏差,无磨损,寿命长。

  2. 波纹管联轴器(Bellows Coupling)

    • 地位: 主要用于中小型、高转速的CNC机床进给系统。

    • 原因: 零背隙极低惯量高灵敏度。但其扭转刚度通常低于膜片式,多用于负载相对较小的场合。

  3. 梅花式联轴器(Jaw Coupling / Spider Coupling)

    • 地位: 主要用于低端经济型CNC机床或机床的辅助机构

    • 原因: 成本低,能减振缓冲。但其存在弹性背隙,刚性较低,不适用于高精度定位的进给系统。

  4. 十字滑块联轴器(Oldham Coupling)

    • 地位: 主要用于需要大径向补偿低速、低精度辅助传动部位。

四、 总结

在CNC机床领域,联轴器绝不是一个简单的连接件,而是精密传动链上的“核心环节”。其选型的优劣直接决定了机床的精度天花板

  • 高端、高速、高精机床: 无一例外地选择高性能膜片联轴器作为进给系统的标准配置。

  • 普通、经济型机床: 可能会在进给系统上使用波纹管梅花联轴器以降低成本,但这往往会以牺牲部分精度和性能为代价。

投资一款高性能的联轴器,是保障CNC机床加工精度、提升竞争力和可靠性的至关重要的一步。

网站二维码

网站二维码

WhatsApp

WhatsApp

热线电话:

15066616606
山东省德州市庆云县红云开发区昆仑路188号 15066565000@163.com
Copyright © 2025 庆云县华强金属制品有限公司 版权所有
We use cookie to improve your online experience. By continuing to browse this website, you agree to our use of cookie.

Cookies

Please read our Terms and Conditions and this Policy before accessing or using our Services. If you cannot agree with this Policy or the Terms and Conditions, please do not access or use our Services. If you are located in a jurisdiction outside the European Economic Area, by using our Services, you accept the Terms and Conditions and accept our privacy practices described in this Policy.
We may modify this Policy at any time, without prior notice, and changes may apply to any Personal Information we already hold about you, as well as any new Personal Information collected after the Policy is modified. If we make changes, we will notify you by revising the date at the top of this Policy. We will provide you with advanced notice if we make any material changes to how we collect, use or disclose your Personal Information that impact your rights under this Policy. If you are located in a jurisdiction other than the European Economic Area, the United Kingdom or Switzerland (collectively “European Countries”), your continued access or use of our Services after receiving the notice of changes, constitutes your acknowledgement that you accept the updated Policy. In addition, we may provide you with real time disclosures or additional information about the Personal Information handling practices of specific parts of our Services. Such notices may supplement this Policy or provide you with additional choices about how we process your Personal Information.


Cookies

Cookies are small text files stored on your device when you access most Websites on the internet or open certain emails. Among other things, Cookies allow a Website to recognize your device and remember if you've been to the Website before. Examples of information collected by Cookies include your browser type and the address of the Website from which you arrived at our Website as well as IP address and clickstream behavior (that is the pages you view and the links you click).We use the term cookie to refer to Cookies and technologies that perform a similar function to Cookies (e.g., tags, pixels, web beacons, etc.). Cookies can be read by the originating Website on each subsequent visit and by any other Website that recognizes the cookie. The Website uses Cookies in order to make the Website easier to use, to support a better user experience, including the provision of information and functionality to you, as well as to provide us with information about how the Website is used so that we can make sure it is as up to date, relevant, and error free as we can. Cookies on the Website We use Cookies to personalize your experience when you visit the Site, uniquely identify your computer for security purposes, and enable us and our third-party service providers to serve ads on our behalf across the internet.

We classify Cookies in the following categories:
 ●  Strictly Necessary Cookies
 ●  Performance Cookies
 ●  Functional Cookies
 ●  Targeting Cookies


Cookie List
A cookie is a small piece of data (text file) that a website – when visited by a user – asks your browser to store on your device in order to remember information about you, such as your language preference or login information. Those cookies are set by us and called first-party cookies. We also use third-party cookies – which are cookies from a domain different than the domain of the website you are visiting – for our advertising and marketing efforts. More specifically, we use cookies and other tracking technologies for the following purposes:

Strictly Necessary Cookies
These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information.

Functional Cookies
These cookies enable the website to provide enhanced functionality and personalisation. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies then some or all of these services may not function properly.

Performance Cookies
These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

Targeting Cookies
These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device. If you do not allow these cookies, you will experience less targeted advertising.

How To Turn Off Cookies
You can choose to restrict or block Cookies through your browser settings at any time. Please note that certain Cookies may be set as soon as you visit the Website, but you can remove them using your browser settings. However, please be aware that restricting or blocking Cookies set on the Website may impact the functionality or performance of the Website or prevent you from using certain services provided through the Website. It will also affect our ability to update the Website to cater for user preferences and improve performance. Cookies within Mobile Applications

We only use Strictly Necessary Cookies on our mobile applications. These Cookies are critical to the functionality of our applications, so if you block or delete these Cookies you may not be able to use the application. These Cookies are not shared with any other application on your mobile device. We never use the Cookies from the mobile application to store personal information about you.

If you have questions or concerns regarding any information in this Privacy Policy, please contact us by email at . You can also contact us via our customer service at our Site.