Equipment for self-positioning handling of aluminum profiles for rail vehicle

Patent metadata

Field	Value
Publication number	US-12215002-B2
Application number	US-202217829659-A
Country	US
Kind code	B2
Filing date	Jun 1, 2022
Priority date	Aug 5, 2021
Publication date	Feb 4, 2025
Grant date	Feb 4, 2025

Abstract

Equipment for self-positioning handling of aluminum profiles for rail vehicle, including a handling and lifting mechanism, a steel beam fixed on and being driven to lift by the mechanism, 2-DOF spatial mechanisms fixed on the steel beam and mechanical clamping jaws fixed on a clamping jaw connecting seat; the 2-DOF spatial mechanisms includes a cylinder supporting seat, four connecting members on an outer ring of the cylinder supporting seat hinged respectively to four first connecting rods; wherein, two of the first rods are hinged to first ends of two ball joint connecting rods of which second ends are hinged to the clamping jaw connecting seat; the other two first rods are hinged to first ends of two second connecting rods of which second ends are hinged to the clamping jaw connecting seat; a piston rod of a cylinder center of the cylinder supporting seat driving the clamping jaw connecting seat.

First claim

What is claimed is:

1. Equipment for self-positioning handling of aluminum profiles for rail vehicle, comprising a handling and lifting mechanism, a steel beam, two degrees of freedom (2-DOF) spatial mechanisms and mechanical clamping jaws; the steel beam is fixed on the handling and lifting mechanism and being driven to lift by the handling and lifting mechanism; the 2-DOF spatial mechanisms is fixed on the steel beam, comprising a cylinder supporting seat, four connecting members are arranged on an outer ring of the cylinder supporting seat, and the four connecting members being respectively hinged to four first connecting rods; wherein, two of the first connecting rods are hinged to first ends of two ball joint connecting rods, and second ends of the two ball joint connecting rods are hinged to a clamping jaw connecting seat; the other two first connecting rods are hinged to first ends of two second connecting rods, and second ends of the two second connecting rods are also hinged to the clamping jaw connecting seat; a cylinder is arranged at a center of the cylinder supporting seat, and a piston rod of the cylinder driving the clamping jaw connecting seat; the mechanical clamping jaw is fixed to the clamping jaw connecting seat;
wherein, the handling and lifting mechanism is connected to a hydraulic cylinder chain connector through a hydraulic cylinder, and the hydraulic cylinder chain connector is connected to a lifting connector through the chain.

2. The equipment for self-positioning handling of aluminum profiles for rail vehicle as claimed in claim 1 , wherein the mechanical clamping jaw is a left-right symmetric structure, comprising a mounting base, large clamping jaws are hinged to both ends of the mounting base, a small clamping jaw is hinged at a first end of the large clamping jaw, a second end of the large clamping jaw being driven by a first cylinder fixed to the mounting base, and the small clamping jaw being driven by a second cylinder fixed to the large clamping jaw.

3. The equipment for self-positioning handling of aluminum profiles for rail vehicle as claimed in claim 2 , wherein the small clamping jaw is V-like shape, and a through-hole is provided in a middle position of the small clamping jaw, a first connecting shaft passing through the through-holes to connect the small clamping jaws located on the same side of the mounting base in series; each of two clamping ends of the small clamping jaw is also provided with the through-hole, and the clamping ends of the small clamping jaws located on the same side of the mounting base are connected in series by a second connecting shafts; moreover, there are rollers mounted on the second connecting shafts.

4. The equipment for self-positioning handling of aluminum profiles for rail vehicle as claimed in claim 2 , wherein the second cylinder is connected to a connecting rod, and the connecting rod driving the small clamping jaw.

5. The equipment for self-positioning handling of aluminum profiles for rail vehicle as claimed in claim 2 , wherein two small clamping jaws are mounted at an end of each the large clamping jaw through the first connecting shaft.

6. The equipment for self-positioning handling of aluminum profiles for rail vehicle as claimed in claim 2 , wherein two the large clamping jaws are mounted on the first side of the mounting base; top ends of the two large clamping jaws are connected together by a fixing member; a plurality of bulges are provided on the fixing member, each the bulge is provided with a through-hole, the plurality of the bulges are connected in series by a third connecting shaft; each the large clamping jaw being driven by a separate first cylinder correspondingly.

7. The equipment for self-positioning handling of aluminum profiles for rail vehicle as claimed in claim 6 , wherein the mounting base comprises an upper cover plate and a base plate, a center of bottom end of the upper cover plate is provided with a cylinder, and shoulder blind holes are provided inside the cylinder; a central position of the base plate is cooperated with a shaft through a bearing, an upper part of the shaft is cooperated with the blind holes through a bearing, and a central part of the shaft is cooperated with a rotating member through a bearing, and a top surface of the rotating member is connected with two spherical members.

8. The equipment for self-positioning handling of aluminum profiles for rail vehicle as claimed in claim 7 , wherein the spherical members are connected to the third connecting shaft by means of a retractable connecting rod.

9. The equipment for self-positioning handling of aluminum profiles for rail vehicle as claimed in claim 1 , wherein the handling and lifting mechanism is connected to a worm gear reducer through a drive motor, and then the worm gear reducer is connected to a travel gear.

Assignees

• Univ Qingdao Technology
• Univ Qingdao Huanghai
• Guohua Qingdao Intelligent Precision Drive Control Tech Research Institute Co Ltd
• Qingdao Jimo Qingli Intelligent Manufacturing Industry Res Institute
• Qingdao Jimo Qingli Intelligent Manfacturing Inductry Res Institute

Inventors

• Wang Xiaoming
• Li Changhe
• Shi Zhuang
• Liu Bo
• Zhou Zongming
• Chen Yun
• Zhang Xiaowei
• Said Zafar
• Ding Wenfeng
• Zhang Yanbin

Classifications

• B66C1/447

  by hydraulic or pneumatic motors · CPC title

• Y02T30/00

  Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance · CPC title

• B66C17/06 Primary

  specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes (B66C17/04 takes precedence) · CPC title

• B66C13/48

  Automatic control of crane drives for producing a single or repeated working cycle; Program control · CPC title

• B66C1/427 Primary

  by hydraulic or pneumatic motors · CPC title