CN-121989008-A - Automatic skirt edge mounting method and equipment for engine shell

CN121989008ACN 121989008 ACN121989008 ACN 121989008ACN-121989008-A

Abstract

The invention discloses an automatic skirt-mounting method and equipment for an engine shell, and relates to automatic skirt-mounting equipment for an engine shell. The pair of placing tables are respectively and fixedly connected to opposite end surfaces of the upper side of the platform car body, the upper side of the placing tables is matched with the skirt, the clamping robot is arranged on the upper end surface of the platform car body and comprises a double-robot movable ground rail and an automatic rotating clamping manipulator, the end surface of the other side of the automatic rotating clamping manipulator is fixedly connected to one side of the main seat, and the shell skirt assembling mechanism comprises a double-box movable ground rail, a propelling assembling mechanism and a propelling assembling rotating mechanism. The invention realizes full automation of assembling the engine shell skirt, ensures accurate assembly of the assembly positions of the shell and the skirt with high-precision positioning, achieves metronomic and continuous production, and reduces manual intervention.

Inventors

LIU TAO
BAI XIANRONG
LI YANJU
WANG PENGYUN

Assignees

威海光威精密机械有限公司

Dates

Publication Date: 20260508
Application Date: 20260312

Claims (10)

1. An automatic skirt-mounting apparatus for an engine housing, comprising A platform body; The pair of placing tables are respectively and fixedly connected to opposite end surfaces of the upper side of the platform body, and the upper side of each placing table is matched with the skirt; the clamping robot is arranged on the upper end face of the platform body and comprises a double-robot movable ground rail and an automatic rotating clamping manipulator, and the end face of the other side of the automatic rotating clamping manipulator is fixedly connected to one side of the main seat; The shell skirt assembly mechanism comprises a double-box movable ground rail, a propelling assembly mechanism and a propelling assembly rotation mechanism, wherein the double-box movable ground rail is arranged on the upper side of a platform body, the propelling assembly mechanism and the propelling assembly rotation mechanism are both connected to the upper end face of the double-box movable ground rail, the propelling assembly mechanism and the propelling assembly rotation mechanism both comprise a jacking mechanism, and the propelling assembly rotation mechanism is further provided with a fastening assembly; the visual guiding system comprises a plurality of cameras which are respectively arranged on a clamping robot and a plurality of end faces of the shell skirt assembly mechanism; the tray is fixedly connected to the upper end face of the platform body; and the electric scribing system is connected to the upper end surface of the movable ground rail of the double robots.
2. The automatic skirt mounting device for an engine housing according to claim 1, wherein the double robot moving ground rail comprises a pair of first sliding tables, and upper sides of the pair of first sliding tables are fixedly connected with the main seat.
3. The automatic skirt mounting device for an engine housing according to claim 2, wherein a quadrant inspection module is arranged on one side of the automatic rotary gripping manipulator.
4. The automatic skirt-mounting device for an engine housing according to claim 3, wherein the pushing assembly mechanism and the pushing assembly rotation mechanism each comprise a box body, the double-box moving ground rail comprises a pair of second sliding tables, the upper sides of the second sliding tables are fixedly connected with the box bodies, and the jacking mechanism is arranged on one side of the box bodies.
5. The automatic engine casing skirt device according to claim 1, wherein the jacking mechanism comprises a hydraulic cylinder, a fixing seat and a guide post.
6. The automatic skirt-mounting device for an engine shell according to claim 5, wherein one side end surface of the fixing seat is fixedly connected to one side of the hydraulic cylinder, the other side end surface of the fixing seat is fixedly connected to the outer side end surface of the box body, one side of the hydraulic cylinder is fixedly connected with the connecting seat, and the connecting seat is sleeved on the outer side end surface of the guide post.
7. The automatic engine casing skirt device according to claim 6, wherein a tip is provided at one side end face of the guide post.
8. The automatic skirt-mounting device for an engine shell according to claim 1 or 7, wherein the pushing assembly rotating mechanism further comprises a fastening assembly, the fastening assembly comprises a second rotating motor, a first helical gear and a second helical gear, the second rotating motor is fixedly connected to the inner wall end face of the box body, the first helical gear is connected with the second rotating motor, an expansion connecting sleeve is sleeved on the outer end face of the guide post, the second helical gear is fixedly connected to the outer end face of the expansion connecting sleeve, and the second helical gear is meshed with the first helical gear.
9. The automatic skirt-mounting device for an engine shell according to claim 1, wherein a top cover is arranged on the upper side of the box body, a pair of locking wheels are meshed with the second helical gear, a connecting shaft penetrates through the middle end face of each locking wheel, a connecting sheet is fixedly connected to the connecting shaft, and the end face of the other side of the connection is fixedly connected with the top cover.
10. An automatic skirt-mounting method of an engine casing, which is applied to the automatic skirt-mounting equipment of an engine casing according to any one of claims 1 to 9, and is characterized by comprising the following steps of; s1, feeding, namely pre-positioning and clamping a die on a tray; S2, vision correction, wherein before assembly, a vision guiding system respectively photographs the positioning features and the grabbed skirt edges of the die on the tray, and the system calculates the position and the angle deviation between the two and compensates the position and the angle deviation in real time; S3, positioning, namely clamping the skirt by a clamping robot, placing the skirt on one side end surface of the die, controlling a pushing assembly mechanism and a pushing assembly rotating mechanism to stretch and push the skirt, and sleeving and fixing the skirt on one side of the die; s4, scribing, namely scribing through an electric scribing system; S5, fixing the skirt, namely starting a fastening assembly of the pushing assembly rotating mechanism, rotating and fastening a fastening nut between the skirt and the die, and fixedly assembling the skirt and the die; S6, unloading, namely resetting the clamping robot after the assembly is completed, fixing the die by using a crane device, and transferring the die to a target position.

Description

Automatic skirt edge mounting method and equipment for engine shell Technical Field The invention belongs to the technical field of engine shell assembly, and particularly relates to an automatic skirt edge mounting method and equipment for an engine shell. Background The assembly of the skirt edge of the engine shell is a key process link for guaranteeing the assembly efficiency, the assembly precision and the product consistency in the modern manufacturing process, and directly influences the sealing performance, the running reliability and the quality of the whole engine. However, the assembly of the skirt edge of the current engine shell mostly adopts a manual assembly or semi-automatic auxiliary assembly mode, so that the overall automation and the mechanization degree are low, and the requirement of modern mass production is difficult to meet. In the manual or semi-automatic assembly process, the force application size, the assembly angle, the installation rhythm and the like of operators have obvious individual differences, so that the problems of uneven compression, positioning deviation, inapplicability in assembly and the like of sealing elements are easily caused, and further the quality defects of oil leakage, air leakage, abnormal sound and the like of an engine in the use process are caused. Meanwhile, the manual assembly has poor stability and low consistency, not only increases the reject ratio and the rework cost of the product, but also cannot adapt to the production requirements of large scale, high efficiency and high reliability of the industry, and restricts the integral upgrading of the engine assembly process. Therefore, in view of the above-mentioned problems, it is necessary to provide a method and apparatus for automatically mounting a skirt on an engine housing. The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art. Disclosure of Invention The invention aims to provide a method and equipment for automatically assembling an engine shell into a skirt, which can realize full automation of assembling the engine shell into the skirt, and ensure accurate assembly of the assembly positions of the shell and the skirt by high-precision positioning. In order to achieve the above object, a specific embodiment of the present invention provides the following technical solution: An automatic skirt-mounting device for an engine shell comprises a platform body, a pair of placing tables, a clamping robot, a shell skirt-mounting mechanism, a visual guiding system, a tray and an electric scribing system. The pair of placing tables are respectively and fixedly connected to opposite end faces of the upper side of the platform car body, the upper side of the placing tables is matched with the skirt, the clamping robot is arranged on the upper end face of the platform car body and comprises a double-robot movable ground rail and an automatic rotating clamping manipulator, the end face of the other side of the automatic rotating clamping manipulator is fixedly connected to one side of the main seat, the shell skirt assembling mechanism comprises a double-box movable ground rail, a pushing assembling mechanism and a pushing assembling rotating mechanism, the double-box movable ground rail is arranged on the upper side of the platform car body, the pushing assembling mechanism and the pushing assembling rotating mechanism are both connected to the upper end faces of the double-box movable ground rail, the pushing assembling mechanism and the pushing assembling rotating mechanism both comprise lifting mechanisms, the pushing assembling rotating mechanism also comprises a fastening assembly, and the vision guiding system comprises a plurality of cameras which are respectively arranged on the clamping robot and the end faces of the shell skirt assembling mechanism. The tray is fixedly connected to the upper end face of the platform body, and the electric scribing system is connected to the upper end face of the double-robot movable ground rail. In one or more embodiments of the present invention, the dual robot moving ground rail includes a pair of first sliding tables, and upper sides of the pair of first sliding tables are fixedly connected with a main seat. In one or more embodiments of the present invention, a quadrant inspection module is disposed on one side of the automatic rotating gripping robot. In one or more embodiments of the present invention, the propulsion assembly mechanism and the propulsion assembly rotation mechanism each include a case, the double-case moving ground rail includes a pair of second sliding tables, the case is fixedly connected to an upper side of the second sliding tables, and the jacking mechanism is disposed at one side of