阅读说明：本技术 一种自动化轮毂生产线用机械臂 (Automatic change arm for wheel hub production line ) 是由 王坤 于 2020-03-30 设计创作，主要内容包括：本发明公开了一种自动化轮毂生产线用机械臂,包括横梁和竖梁,横梁处具有水平导轨和水平齿条,水平导轨处安装有滑座,滑座还与所述竖梁配合安装使得竖梁能够相对于滑座上下滑动；竖梁的底端安装有第三电机和与第三电机配合的第一减速机,第一减速机处连接有第一转动架,第一转动架处安装有第四电机和与第四电机配合的第二减速机构,第二减速机构处连接有第二转动架,第二转动架处固定有安装座,安装座处安装有滑轨和伸缩气缸,滑轨处具有第一滑块和第二滑块,第一滑块处固定有第一夹持臂,第二滑块处固定有第二夹持臂。本发明的机械臂能够实现对轮毂多方向、多角度、大范围的搬运移送。(The invention discloses a mechanical arm for an automatic hub production line, which comprises a cross beam and a vertical beam, wherein the cross beam is provided with a horizontal guide rail and a horizontal rack, the horizontal guide rail is provided with a sliding seat, and the sliding seat is also matched with the vertical beam so that the vertical beam can slide up and down relative to the sliding seat; the third motor is installed to the bottom of erecting the roof beam and with the first speed reducer of third motor complex, first speed reducer department is connected with first rotating turret, first rotating turret department install the fourth motor and with fourth motor complex second reduction gears, second reduction gears department is connected with the second rotating turret, second rotating turret department is fixed with the mount pad, slide rail and telescopic cylinder are installed to mount pad department, slide rail department has first slider and second slider, first slider department is fixed with first centre gripping arm, second slider department is fixed with second centre gripping arm. The mechanical arm can convey the hub in multiple directions, multiple angles and in a large range.)

1. The mechanical arm for the automatic hub production line is characterized by comprising a cross beam and a vertical beam, wherein the cross beam is provided with a horizontal guide rail and a horizontal rack, the horizontal guide rail is provided with a sliding seat, the sliding seat is provided with a first motor, and the first motor is used for driving a first gear meshed with the horizontal rack; a second motor is further fixed at the sliding seat and used for driving a second gear, the sliding seat is further matched with the vertical beam to enable the vertical beam to slide up and down relative to the sliding seat, and a vertical guide rail matched with the sliding seat and a vertical rack meshed with the second gear are arranged at the vertical beam; a third motor and a first speed reducer matched with the third motor are installed at the bottom end of the vertical beam, a first rotating frame is connected at the first speed reducer, a fourth motor and a second speed reducer matched with the fourth motor are installed at the first rotating frame, a second rotating frame is connected at the second speed reducer, an installation seat is fixed at the second rotating frame, a sliding rail and a telescopic cylinder are installed at the installation seat, a first sliding block and a second sliding block are arranged at the sliding rail, the installation seat is fixed with a cylinder body of the telescopic cylinder, a piston rod of the telescopic cylinder is fixedly connected with the first sliding block, a rotating rod is further hinged at the installation seat, the rotating rod is connected with the first sliding block through a first connecting rod, one end of the first connecting rod is hinged with the rotating rod, the other end of the first connecting rod is hinged with the first sliding block, the rotating rod is connected with the second sliding block through a second connecting rod, and one end of the second connecting rod is hinged with the rotating, the other end is hinged with a second sliding block, a first clamping arm is fixed at the first sliding block, and a second clamping arm is fixed at the second sliding block.

2. The mechanical arm for the automatic hub production line as claimed in claim 1, wherein one end of the rotating rod is hinged with a first connecting rod, and the other end of the rotating rod is hinged with a second connecting rod; the midpoint of the rotating rod is hinged to the mounting seat.

3. The mechanical arm for the automatic hub production line as claimed in claim 1, wherein clamping units are fixed at the first clamping arm and the second clamping arm, and each clamping unit comprises a clamping rod and abutting units located at two ends of the clamping rod.

4. The mechanical arm for the automatic hub production line as claimed in claim 3, wherein the abutting unit comprises two disks which are distributed up and down.

5. The mechanical arm for the automatic hub production line as claimed in claim 1, wherein a lifting cylinder and a fixed block are further mounted at the vertical beam, the top end of the lifting cylinder is fixedly connected with the top end of the vertical beam, the fixed block is fixedly connected with the movable end of the lifting cylinder, and the fixed block is fixed on the side face of the vertical beam.

6. The mechanical arm for the automatic hub production line as claimed in claim 1, wherein the first gear is provided with a plurality of gears, the first motor drives the first gears to rotate through a transmission mechanism, and the first gears are all meshed with the horizontal guide rail.

7. The mechanical arm for the automatic hub production line as claimed in claim 1, wherein two ends of the cross beam are further fixed with cross beam mounting brackets.

8. The mechanical arm for the automatic hub production line as claimed in claim 1, wherein a plurality of horizontal guide rails are fixed at the cross beam.

Technical Field

The invention relates to the field of hubs, in particular to a mechanical arm for an automatic hub production line.

Background

The hub is a rotating part of a wheel core, wherein the wheel core is connected with the inner profile steel of the tire through a stand column, namely a metal part which supports the center of the tire and is arranged on a shaft. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material. Hub's production needs through a plurality of steps such as casting, machining to along with technological upgrading such as intelligent manufacturing, hub's production more and more tends towards automated production, hub need switch on a plurality of production lines in process of production, need carry out hub's the operation of snatching, but because hub weight is big, and high temperature in some links, can't carry by hand, and manual handling efficiency is low, consequently needs automatic arm handling device.

Disclosure of Invention

The purpose of the invention is as follows: the invention aims to overcome the defects of the prior art and provides a mechanical arm for an automatic hub production line.

The technical scheme is as follows: a mechanical arm for an automatic hub production line comprises a cross beam and a vertical beam, wherein a horizontal guide rail and a horizontal rack are arranged at the cross beam, a sliding seat is arranged at the horizontal guide rail, a first motor is arranged at the sliding seat and used for driving a first gear meshed with the horizontal rack; a second motor is further fixed at the sliding seat and used for driving a second gear, the sliding seat is further matched with the vertical beam to enable the vertical beam to slide up and down relative to the sliding seat, and a vertical guide rail matched with the sliding seat and a vertical rack meshed with the second gear are arranged at the vertical beam; a third motor and a first speed reducer matched with the third motor are installed at the bottom end of the vertical beam, a first rotating frame is connected at the first speed reducer, a fourth motor and a second speed reducer matched with the fourth motor are installed at the first rotating frame, a second rotating frame is connected at the second speed reducer, an installation seat is fixed at the second rotating frame, a sliding rail and a telescopic cylinder are installed at the installation seat, a first sliding block and a second sliding block are arranged at the sliding rail, the installation seat is fixed with a cylinder body of the telescopic cylinder, a piston rod of the telescopic cylinder is fixedly connected with the first sliding block, a rotating rod is further hinged at the installation seat, the rotating rod is connected with the first sliding block through a first connecting rod, one end of the first connecting rod is hinged with the rotating rod, the other end of the first connecting rod is hinged with the first sliding block, the rotating rod is connected with the second sliding block through a second connecting rod, and one end of the second connecting rod is hinged with the rotating, the other end is hinged with a second sliding block, a first clamping arm is fixed at the first sliding block, and a second clamping arm is fixed at the second sliding block.

Furthermore, one end of the rotating rod is hinged with the first connecting rod, and the other end of the rotating rod is hinged with the second connecting rod; the midpoint of the rotating rod is hinged to the mounting seat.

So that both gripper arms can perform movements of the same amplitude.

Furthermore, clamping units are fixed at the first clamping arm and the second clamping arm, and each clamping unit comprises a clamping rod and abutting units located at two ends of the clamping rod.

Furthermore, the abutting unit comprises two discs which are distributed up and down.

Therefore, the plurality of discs are tightly abutted to clamp the hub, and the surface of the hub cannot be scratched.

Further, erect roof beam department and still install and carry and draw cylinder and fixed block, carry the top of drawing the cylinder and erect the top fixed connection of roof beam, the fixed block is fixed in the side of erecting the roof beam with the expansion end fixed connection who draws the cylinder, the fixed block.

The lifting cylinder is used for providing auxiliary lifting force when the vertical beam is lifted so as to reduce the burden of the rack and the gear.

Further, the first gear has a plurality ofly, the first motor passes through drive mechanism drive a plurality of first gears and rotates, a plurality of first gears all with horizontal guide rail meshing.

Thereby meshing between a plurality of first gears and the horizontal rack, the drive is more stable, powerful.

Furthermore, two ends of the cross beam are also fixedly provided with cross beam mounting brackets. Thereby facilitating the installation of the cross beam.

Furthermore, a plurality of horizontal guide rails are fixed at the cross beam. So that the cooperation of the sliding seat and the cross beam is more stable.

Has the advantages that: the mechanical arm can realize horizontal, vertical and turnover movement during movement, can clamp the hub without damaging the hub, can carry out operations such as large-scale carrying, turnover and the like on the hub, is suitable for an automatic production line for hub production, and effectively improves the efficiency of hub production.

Drawings

FIG. 1 is a schematic view of a first angle of a robotic arm;

FIG. 2 is an enlarged view of area A;

FIG. 3 is an enlarged view of area B;

FIG. 4 is a schematic view of a second angle of the robotic arm;

fig. 5 is an enlarged view of the region C.

Detailed Description

Reference numerals: 1, a cross beam; 1.1 horizontal guide rails; 1.2 horizontal rack; 1.3 a slide seat; 1.4 a first motor; 1.5 a first gear; 2, erecting a beam; 2.1 a second motor; 2.2 vertical guide rails; 2.4 pulling the cylinder; 2.5, fixing blocks; 3.1 a third motor; 3.2 a first reduction mechanism; 4 a first rotating frame; 4.1 a fourth motor; 4.2 a second reduction mechanism; 5 a second rotating frame; 5.1 mounting seats; 5.2 sliding rails; 5.3 telescopic cylinder; 6.1 a first slide; 6.2 second slide block; 7.1 a first gripper arm; 7.2 a second gripper arm; 7.3 clamping the rod; 7.4 a tightening unit; 8.1 a first connecting rod; 8.2 second connecting rods; 8.3 rotating the rod; 10 hub.

The following detailed description is made with reference to the accompanying drawings: a mechanical arm for an automatic hub production line comprises a cross beam 1 and a vertical beam 2, wherein a horizontal guide rail 1.1 and a horizontal rack 1.2 are arranged at the position of the cross beam 1, a sliding seat 1.3 is installed at the position of the horizontal guide rail 1.1, a first motor 1.4 is installed at the position of the sliding seat 1.3, and the first motor 1.4 is used for driving a first gear 1.5 meshed with the horizontal rack 1.2; a second motor 2.1 is further fixed at the sliding seat 1.3, the second motor 2.1 is used for driving a second gear, the sliding seat 1.3 is further installed in a matched manner with the vertical beam 2, so that the vertical beam 2 can slide up and down relative to the sliding seat 1.3, and the vertical beam 2 is provided with a vertical guide rail 2.2 matched with the sliding seat 1.3 and a vertical rack meshed with the second gear; the bottom end of the vertical beam is provided with a third motor 3.1 and a first speed reducer 3.2 matched with the third motor 3.1, the first speed reducer 3.2 is connected with a first rotating frame 4, the first rotating frame 4 is provided with a fourth motor 4.1 and a second speed reducing mechanism 4.2 matched with the fourth motor 4.1, the second speed reducing mechanism 4.2 is connected with a second rotating frame 2, the second rotating frame 2 is fixed with an installation seat 5.1, the installation seat 5.1 is provided with a sliding rail 5.2 and a telescopic cylinder 5.3, the sliding rail 5.2 is provided with a first sliding block 6.1 and a second sliding block 6.2, the installation seat 5.1 is fixed with a cylinder body of the telescopic cylinder 5.3, a piston rod of the telescopic cylinder 5.3 is fixedly connected with a rotating rod of the first sliding block 6.1, the installation seat 5.1 is hinged with 8.3, the first connecting rod 8.1 is connected with the first connecting rod 6.1 through a first connecting rod 8.1, one end of the first sliding block 8.1 is hinged with the first connecting rod 6.3, and the other end of the first sliding block is hinged with the first sliding block 6.1, dwang 8.3 is connected with second slider 6.2 through second connecting rod 8.2, and the one end of second connecting rod 8.2 is articulated with dwang 8.3, and the other end is articulated with second slider 6.2, first slider 6.1 department is fixed with first centre gripping arm 7.1, second slider 6.2 department is fixed with second centre gripping arm 7.2.

One end of the rotating rod 8.3 is hinged with the first connecting rod 8.1, and the other end is hinged with the second connecting rod 8.2; the midpoint of the rotating rod 8.3 is hinged with the mounting seat 5.1. Clamping units are fixed at the positions of the first clamping arm 7.1 and the second clamping arm 7.2 respectively, and each clamping unit comprises a clamping rod 7.3 and abutting units 7.4 positioned at two ends of the clamping rod 7.3. The abutting unit 7.4 comprises two discs which are distributed up and down. The lifting device is characterized in that a lifting cylinder 2.4 and a fixed block 2.5 are further mounted at the vertical beam 2, the top end of the lifting cylinder 2.4 is fixedly connected with the top end of the vertical beam 2, the fixed block 2.5 is fixedly connected with the movable end of the lifting cylinder 2.4, and the fixed block 2.5 is fixed on the side face of the vertical beam 2. The first gear 1.5 has a plurality ofly, a plurality of first gears 1.5 of first motor 1.4 drive through drive mechanism rotate, a plurality of first gears 1.5 all with horizontal guide rail 1.1 meshing. And beam mounting brackets are further fixed at two ends of the beam 1. And a plurality of horizontal guide rails are fixed at the cross beam.

According to the mechanical arm disclosed by the invention, as shown in the figure, the cross beam is fixedly arranged, the first motor can drive the sliding seat to horizontally move along the cross beam, the second motor can drive the vertical beam to vertically move along the sliding seat, and the lifting cylinder enables the vertical beam to more stably move along the sliding seat. The cooperation of the third motor and the first speed reducing mechanism can enable the first rotating frame to rotate in the horizontal direction, and the cooperation of the fourth motor and the second speed reducing mechanism can enable the second rotating frame to rotate in the vertical direction. Extension and shortening through telescopic cylinder can make first slider and second slider be close to each other or keep away from the slip each other along the slide rail, and cooperation dwang, head rod and second connecting rod can drive first centre gripping arm and second centre gripping arm centre gripping wheel hub or loosen wheel hub. The clamping unit on the clamping arm enables the adaptability of clamping of the hub to be stronger, and the clamping disc cannot damage the surface of the hub.

While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.