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CN-121988671-A - Four-door two-cover flexible edging die switching system

CN121988671ACN 121988671 ACN121988671 ACN 121988671ACN-121988671-A

Abstract

The invention discloses a four-door two-cover flexible binding mold switching system, which relates to the technical field of automobile manufacturing equipment and comprises a light binding mold unit and a switching installation base, wherein the light binding mold unit is detachably installed on the switching installation base through a robot grabbing device, a gun changing disc butting part is arranged at the bottom of the light binding mold unit, and the switching installation base is provided with an electric quick-inserting device and a positioning locking device which are matched with the gun changing disc butting part. The invention adopts a split type framework of the lightweight binding die unit and the switching installation base, and constructs a full-automatic die switching system by a robot automatic grabbing and gun changing disc quick butt joint technology. The gun changing disc butt joint part arranged at the bottom of the die body forms a standardized interface with the electric quick-inserting device and the positioning locking device of the base, and is matched with the robot to accurately grasp and position, so that the die changing process is optimized from the traditional manual hoisting calibration to the automatic recognition butt joint of the machine.

Inventors

  • GAO SHENG
  • XU DONGZHOU

Assignees

  • 南京北蒙机械工程有限公司

Dates

Publication Date
20260508
Application Date
20260303

Claims (8)

  1. 1. Four-door two-cover flexible binding mold switching system is characterized by comprising a light binding mold unit (1) and a switching installation base (2), wherein the light binding mold unit (1) is detachably installed on the switching installation base (2) through a robot grabbing device, a gun changing disc butting part (1 a) is arranged at the bottom of the light binding mold unit (1), and the switching installation base (2) is provided with an electric quick inserting device (2 a) and a positioning locking device (2 b) which are matched with the gun changing disc butting part (1 a).
  2. 2. The four-door two-cover flexible edging die switching system according to claim 1, characterized in that the lightweight edging die unit (1) comprises a die body unit (11), a sucker unit (12), an outer contour guiding unit (13) and a polyurethane receiving unit (14); The die comprises a die body unit (11), wherein oblique angle supporting columns (111) and reinforcing ribs (112) are arranged around the die body unit, the sucker unit (12) comprises a sucker main body (121), an adjustable rod (122), a universal joint (123) and a mounting bracket (124), an outer contour guiding unit (13) adopts an European standard clamping cylinder (131) and a guiding arm is integrated in a cylinder body, and a polyurethane receiving unit (14) is arranged in the middle area of a die surface.
  3. 3. A four-door two-cover flexible edging die switching system as claimed in claim 2, wherein the die body unit (11) is provided with four reference detection holes (113) and two in-place detection switches (114), the reference detection holes (113) are positioned close to a molded surface, the insertion depth of the calibration pins is adjustable, and the in-place detection switches (114) cover two side areas of a workpiece.
  4. 4. The four-door two-cover flexible edging die switching system of claim 1 is characterized in that the switching installation base (2) comprises an electric quick inserting device (2 a), a positioning locking device (2 b) and a material pressing disc fixing seat (2 c), the electric quick inserting device (2 a) drives a female head to butt joint a die male head (2 a 1) through a cylinder, the positioning locking device (2 b) is provided with two positioning pins (2 b 1) and an inductive switch, and the material pressing disc fixing seat (2 c) is provided with four supporting columns (2 c 1) higher than the die in height and diagonal positioning pins.
  5. 5. The four-door two-cover flexible edging die switching system is characterized in that an airtight sealing ring is arranged on the surface of a female end of the electric quick-inserting device (2 a), the gap between the locating pin (2 b 1) and a die mounting hole is less than or equal to 0.02mm, and the inductive switch adopts a photoelectric proximity sensor.
  6. 6. The four-door two-cover flexible edging die switching system of claim 1, wherein a material pressing disc (15) is arranged at the bottom of the lightweight edging die unit (1), the material pressing disc (15) is positioned with the switching installation base (2) through four-door installation columns (151), and the material pressing disc (15) is provided with a material pressing block (152) matched with a workpiece.
  7. 7. The four-door two-cover flexible edging die switching system according to claim 1, characterized in that the switching installation base (2) is provided with an action control element (2 d), and the action control element (2 d) comprises a vacuum generator for controlling the sucking disc unit (12), a cylinder driver for controlling the outline guiding unit (13) and an electromagnetic valve group for controlling the positioning and locking device (2 b).
  8. 8. The four-door two-cover flexible edging die switching system is characterized in that a die body (11) of the lightweight edging die unit (1) is manufactured through a casting process, the requirements that a ① finish milling machining surface is not shielded when a casting body is machined are met, the perpendicularity of a ② mounting surface and a BASE surface is less than or equal to 0.01 degrees, the suction cup punching angle of ③ is an integer, and a ④ side surface mounting surface is arranged on the outer side wall.

Description

Four-door two-cover flexible edging die switching system Technical Field The invention relates to the technical field of automobile manufacturing equipment, in particular to a four-door two-cover flexible trimming die switching system. Background Heavy-duty trimming die systems commonly used in the current automotive industry typically include an integrally cast die body, a stationary swage mechanism, and a pneumatic positioning assembly. The equipment completes workpiece carrying through a gantry truss manipulator, the die replacement is carried out by means of overhead crane lifting and manual auxiliary positioning, and the typical die replacement process takes 45-60 minutes. Although a split type frame structure is adopted, the supporting columns of the split type frame structure are still in a vertical design, and a stress dispersion network is not formed by the arrangement of the reinforcing ribs, so that the bearing capacity of a unit area is insufficient. Existing technology And existing mold switches also have the following disadvantages: 1. The efficiency is low, the traditional die changing operation depends on manual calibration of the positioning pin holes, and single positioning takes a long time. Due to the lack of a reference transmission mechanism, the accumulated error after multiple switching can reach more than 0.5mm, and frequent shutdown and die repair are required. 2. The automation integration level is insufficient, the prior art mostly adopts a distributed control architecture, subsystems such as air pressure, electricity, vacuum and the like independently operate, and the pipeline arrangement is complex. 3. The flexible production capacity is limited, the existing mold is developed for a single vehicle type, the insert assembly is required to be replaced for profile adjustment, and the collinear production cost of multiple vehicle types is high. Disclosure of Invention The technical scheme of the invention aims at solving the technical problem that the prior art is too single, provides a solution which is obviously different from the prior art, and particularly aims to provide a four-door two-cover flexible edging die switching system, which solves the technical problems of low die changing efficiency, insufficient automation degree, low flexibility degree and the like caused by heavy weight of the traditional edging die and realizes the collaborative optimization of the rapid and accurate switching of the die and the high-precision edging processing. The four-door two-cover flexible trimming die switching system comprises a light trimming die unit and a switching installation base, wherein the light trimming die unit is detachably installed on the switching installation base through a robot grabbing device, a gun changing disc butting part is arranged at the bottom of the light trimming die unit, and the switching installation base is provided with an electric quick-inserting device and a positioning locking device which are matched with the gun changing disc butting part. Preferably, the lightweight binding die unit comprises a die body unit, a sucker unit, an outer contour guiding unit and a polyurethane receiving unit; The die body unit is equipped with oblique angle support column and strengthening rib all around, the sucking disc unit includes sucking disc main part, adjustable lever, universal joint and installing support, outer outline direction unit adopts Europe standard clamping cylinder and guide arm integration in the cylinder body, polyurethane accepts the unit setting in the middle region of die profile. Preferably, the die body unit is provided with four reference detection holes and two in-place detection switches, the reference detection holes are positioned near the molded surface and the insertion depth of the calibration pins is adjustable, and the in-place detection switches cover the two side areas of the workpiece. Preferably, the switching installation base comprises an electric quick-inserting device, a positioning locking device and a pressing disc fixing seat, wherein the electric quick-inserting device drives the female head to be in butt joint with the male head of the die through a cylinder, the positioning locking device is provided with two positioning pins and an inductive switch, and the pressing disc fixing seat is provided with four supporting columns and diagonal positioning pins which are higher than the height of the die. Preferably, an airtight sealing ring is arranged at the head end of the female end of the electric quick-inserting device, the gap between the locating pin and the die mounting hole is less than or equal to 0.02mm, and the inductive switch adopts a photoelectric proximity sensor. Preferably, the bottom of the lightweight binding die unit is provided with a pressing tray, the pressing tray is positioned by four sides of the mounting column and the switching mounting base, and the pressing tray is provided with a pressing block