Device and method for press fitting and depth measurement of engine cylinder sleeve

By designing integrated cylinder liner pressing and depth measurement devices, the coaxially arranged pressure head and spherical bearing components are used to solve the problems of station dispersion, complex equipment and difficult to ensure the precision of pressing in traditional equipment, and the efficient, stable and economical cylinder liner pressing effect is achieved.

CN119658341APending Publication Date: 2025-03-21DONGFENG SPECIAL EQUIP TECH CO LTD
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Patent Information

Application Number
CN202411719006.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-28
Publication Date
2025-03-21

AI Technical Summary

Technical Problem

Traditional cylinder liner press-fitting equipment has problems such as dispersed work stations, complex equipment and high cost, and the press-fitting accuracy is difficult to ensure, resulting in unstable press-fitting quality and high reworking frequency.

Method used

An integrated molding device is designed to integrate the pressing function of the cylinder liner with the depth measurement function in the same equipment, using a coaxially arranged head lifting slide and pressing head, combining spherical bearing components and measuring heads to ensure coaxiality and accuracy during pressing.

Benefits of technology

It effectively solves the coaxial deviation and unqualified problems of press-fitting, improves the quality and qualification rate of press-fitting, reduces production costs and equipment maintenance complexity, and is suitable for large-scale production needs.

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Abstract

The invention discloses a device and method for press fitting and depth measurement of an engine cylinder liner, and the device comprises a pressure head lifting sliding seat and a pressure head which are coaxially arranged, the pressure head lifting sliding seat and the pressure head are provided with a spherical bearing assembly which is coaxially arranged, and the pressure head is provided with a measuring head which extends along the axial direction of the pressure head. The problems of press fitting coaxiality deviation and press fitting disqualification are effectively solved, the machining and manufacturing difficulty is reduced, and the press fitting quality and the qualification rate are greatly improved.
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